CN101509350A - Pneumatic crawler hydraulic jumbo - Google Patents

Abstract

The invention discloses a pneumatic crawler-type hydraulic drill carriage which comprises a carriage body, a travelling gear, a working device for drilling connected with the carriage body, a hydraulic system for driving the devices, and an operating device; a pneumatic motor is used as power of the hydraulic system and operation of the drill carriage; an operating device, which adopts closed loop design, is used for driving the pneumatic motor, the pneumatic system, the hydraulic system and the various acting components to act; the travelling device is crawler-typed; a swinging device, which consists of a swinging arm and a cylinder, is arranged at the front of the carriage body; the front end of the swinging device is connected with the working device for drilling by a universal rotating device; the working device consists of a feeding device which comprises a supporting device, a secondary cylinder, and a chain pushing mechanism; and the pneumatic crawler-type hydraulic drill carriage uses a method combining water and gas to clean the boreholes. The pneumatic crawler-type hydraulic drill applies especially to mass drilling work sites of which change continuously; the whole carriage is free of electric devices and the pneumatic crawler-type hydraulic drill applies particularly to high gassy mine and can carry out universal hole drilling.

Description

Pneumatic crawler hydraulic jumbo

Technical field

The present invention relates to a kind of mechanical device, a kind of specifically rig that can walk automatically that uses when being suitable for cable bolting in the colliery and firedamp taking-out discharging drilling, promptly a kind of caterpillar be the all-hydraulic tunnel drill carriage of power with the air motor.

Background technology

In the colliery industry, safety requirements strengthens day by day, and protrusion-dispelling hole, anchor hole have played important effect in safety in production.Protrusion-dispelling hole, anchor hole are distributed on the tunnel wall, and quantity is a lot, and each orientation has.In the colliery of China industry, beating protrusion-dispelling, anchor hole all is to adopt pneumatic group machine and rigs against outburst at present.In the construction in side anchor rope hole and protrusion-dispelling hole, when utilizing pneumatic group machine and rigs against outburst to hole, all at present boring procedures are manually controls rig and directly creeps into.But they exist potential safety hazard, have often because of controlling not live, and the accident that twists and hurt sb.'s feelings.In addition, the underground work place needs constantly change, even in the down-hole same operating location, the angle of punching is with highly also different, the use of tradition group's machine and rigs against outburst is inconvenient during punching.

The tunnel drill carriage is the equipment that punches in the tunnel of mine.It is that rig is installed on the drill carriage that can walk, and the walking by drill carriage reaches in different place boring.Chinese patent ZL200410012344.0 discloses a kind of down-hole coal excavation caterpillar track travelling anchor pole drill carriage, this mechanism mainly comprises support, workbench, walking mechanism, elevating mechanism, hydraulic mechanism, dedusting mechanism, volume cable mechanism, drilling cramp assembly, slide track component, a protecting assembly, electric control box, complete machine adopts hydraulic drive, dedusting automatically, rolls up cable, crawler-type traveling automatically, the lifting of hydraulic jack domination parallelogram, in the digging tunnel, can move, lifting, the operation of multi-arm armature boring, make anchor bore supporting and realized mechanization fully.The shortcoming of this patented technology is and need takes explosion precaution to complete machine especially electric components.

Chinese patent ZL200410012564.3 discloses a kind of from moving the stepped type roof-bolter, it comprises two drilling apparatus, and each drilling apparatus comprises column, door frame horizontally moving device, 45 ° of door frame whirligigs, 8 ° of door frame swing oil cylinders and connects earrings, three grades of door frames, rig hydraulic motor arrangement etc.Its walking mechanism drives fluid motor-driven by electric device, skyhook machine platform on the frame of walking mechanism; The advance support of two hydraulic oil cylinder types is adorned on the both sides foremost of platform, adorns two door frame drilling apparatus behind the advance support; The integral level that platform is provided with drilling apparatus moves slideway, and rig is contained on the mobile slideway.The weak point of this patented technology is that the anglec of rotation of its rig is smaller, and is not too suitable when boring the hole of different azimuth in same place.

Chinese patent application 200610024605.X discloses a kind of Cantilevered tunnelling road-header, comprise cutting mechanism, drilling mechanism, walking mechanism, loader mechanism, hydraulic control and electrical control system, fuselage, bindiny mechanism, described drilling machine is finished the entire job process by the action that each mechanism realizes defined by the executive component and the mechanical transmission mechanism of hydraulic control system, electrical control system.

The said equipment all be with motor as motive power, this is their ubiquitous weak points, we know and exist a large amount of gas in the colliery, when gas reaches certain concentration, meet spark and will blast.Therefore the said equipment adopts electric fixtures that the possibility that produces spark is all arranged, and all has unsafe factor.

Summary of the invention

The technical issues that need to address of the present invention provide a kind ofly can carry out the drill carriage that can walk comprehensive boring, safety anti-explosive in the tunnel of mine.

For solving the problems of the technologies described above, the technical solution used in the present invention is:

Pneumatic crawler hydraulic jumbo, this mechanism mainly comprises car body, the running gear that is connected with car body and boring equipment, drives the hydraulic system of respectively installing, the operating means of controlling each parts work.Hydraulic system of the present invention is connected with air motor, is the power drive air motor with the source of the gas, and then drives hydraulic pump and whole hydraulic system, provides power to whole system, the startup of control drill carriage, walks or stops, and finishes the exercises of boring then.Air motor and hydraulic system are installed on the car body, hydraulic system is connected with each action component, on car body, also be provided with the operating means of handling air motor, pneumatic system, hydraulic system and the action of each action component, include scram button on the operating means, and scram button has three, be distributed in complete machine before, during and after three positions, the operator can carry out brake hard control in the relevant position.Running gear is arranged on the both sides of car body, and running gear of the present invention is a cterpillar drive, and the outside of cterpillar drive is provided with track guard.The place ahead at car body is provided with pendulous device, and the front end of pendulous device is connected with the equipment of boring, connects by universal whirligig between equipment and the pendulous device.

Pendulous device comprises the oil cylinder that swing arm, promotion or pulling swing arm move up and down, and the swing arm front end is provided with the linkage that is connected with the equipment of holing.The connected mode of swing arm and car body is the universal connected mode that can freely rotate; One hoist cylinder that swing arm is moved up and down is set below swing arm and between the car body, is provided with the oil cylinder that swings that swing arm is swung in a side of swing arm, hoist cylinder is connected with swing arm by bearing pin with the oil cylinder that swings.

Swing arm is connected with car body, hoist cylinder is connected with swing oil cylinder and car body, and hoist cylinder all is to connect by a pair of mutually perpendicular bearing pin and pin sleeve with the oil cylinder that swings with being connected of swing arm, there is a bearing pin to be fixedly connected on the relevant position of car body in every pair of bearing pin, the then corresponding and swing arm of another bearing pin, hoist cylinder, the oil cylinder that swings connects, be provided with the forced filling oil cup of pressure injection lubrication oil in these bearing pins, two pin shaft holes of pin sleeve are orthogonal, each pin sleeve links together two bearing pins of correspondence, so just can realize hoist cylinder, oil cylinder swings, bobbing and weaving of swing arm.

Boring equipment is provided with the front end of pendulous device, connects a universal whirligig between the linkage of equipment and swing arm front end and connects.Universal whirligig is the screw type oscillating oil cylinder of two orthogonal settings, they are fixed together, can link together with bolt by junction plate, also can adopt welding or casting method that the cylinder sleeve of two oil cylinders is made into vertical mode.An oscillating oil cylinder of whirligig links to each other with the equipment of boring, and an oil cylinder links to each other with swing arm.

Equipment of the present invention is the mechanism that is used to hole, and it is a kind of device of full hydraulic drive, comprises bracing or strutting arrangement, feed arrangement, actuating unit.Bracing or strutting arrangement comprises the support of a frame-type, is provided with shoring and feed arrangement in support.Shoring has two, and they are arranged on a side of internal stent, is symmetrical in the center line of support.One end of shoring and the base of support are connected, and the other end is connected with chuck body, the outer face of chuck body be provided with two top, also be provided with on the bottom surface of support two top.Feed arrangement is arranged on the opposite side of the relative shoring of support, and actuating unit is set on the feed arrangement.

Feed arrangement comprises a two-level oil cylinder, and this two-level oil cylinder is made up of one-level cylinder rod, middle oil cylinder and cylinder sleeve, and cylinder sleeve slides on middle oil cylinder; The external part of the one-level cylinder rod of two-level oil cylinder links to each other by bearing pin with bottom surface one end of support, connects a brace in the end of bearing pin, and an end of this brace is connected with support; On feed arrangement, also be connected with guide rail bracket, guide rail bracket comprises upper and lower two guide rails, guide rail bracket and middle oil cylinder link together, one end of middle oil cylinder is fixedlyed connected with guide rail bracket, the other end is to connect by bearing pin, and this bearing pin outer end also is connected with the brace that bearing pin comes off that prevents that is connected with guide rail bracket.Also be provided with the chain propulsive mechanism on the cylinder sleeve of two-level oil cylinder, actuating unit is fixedly connected on the chain by terminal pad, actuating unit and chain junction be terminal pad below be provided with guide rail sleeve with the upper rail corresponding matching of guide rail bracket; The place that chain is relative with the junction of stationary power mechanism also is fixed on the guide rail below the guide rail bracket.Also be provided with the guide rail sleeve of the guide rail corresponding matching below guide rail bracket on the support.

The chain propulsive mechanism comprises two chains and corresponding four sprocket wheels, chain connects into annular by chain secured adjusted device, chain secured adjusted device is mainly to form by regulating bolt and two junction plates, junction plate is connected the two ends of chain, bolt links together two junction plates, junction plate is fixed on the guide rail below the guide rail bracket, and the bearing of actuating unit is relative with chain secured adjusted device.

The further improvement of equipment of the present invention is: on the described chuck body oild chuck is set, oild chuck comprises a pair of claw that is driven by the oil cylinder that is arranged on the chuck body, oil cylinder links to each other with equalizing valve, realize claw chucking, unclamp, function such as maintenance.Have the groove of placing drilling rod on the chuck body of two claw junction correspondences, the output shaft correspondence of the position of this groove and claw and actuating unit.Also be provided with guide rail on chuck body, claw moves in guide rail.

Also be connected with the oil pipe that is connected with each hydraulic means on the support of the equipment of boring of the present invention and connect dish, by oil pipe connect dish with hydraulic oil distribution in each hydraulic means.

Actuating unit of the present invention is made up of hydraulic motor and gearbox, and hydraulic motor is a clino-axis type hydraulic control automatic variable motor.The output shaft of gearbox is provided with the chuck of the drilling rod that is installed.Be provided with water jacket with the drilling rod internal communication at the front end of gearbox, water jacket links to each other with the aqueous vapor coupling system by pipeline, the aqueous vapor coupling system combines water source and source of the gas, be drilling rod water flowing gas mixture by water jacket then, make the present invention the time make in boring that water is gentle to be cleared up the drilling cuttings in the hole.

Running gear of the present invention mainly comprises crawler belt, crawler belt support, the directive wheel of installing, thrust wheel, carrier wheel, driving wheel, backplate etc. on the crawler belt support, the crawler belt support is fixedlyed connected with car body, the running motor of fluid pressure type directly is connected with driving wheel, running motor is installed on the motor bracket of fixedlying connected with the crawler belt support, and the strainer that is connected with directive wheel is installed in running gear; Said strainer compresses to adjust the tightness of crawler belt the guiding wheels by spring, threaded connecting rod, nut etc.In the hydraulic circuit of driving running motor walking the hydraulic control pneumatic operated valve is installed, the hydraulic control pneumatic operated valve is connected with air horn, forms pneumatic warning device, sends the caution sound when the present invention begins to walk.

Car body of the present invention is the central component that connects each parts, and it comprises vehicle frame, and the both sides of vehicle frame are the crawler belt junction plate, and the crawler belt support of cterpillar drive is connected on the crawler belt junction plate; Be provided with the bearing pin that connects swing arm and oil cylinder thereof at central frame beam.Hydraulic system, operating means are installed on vehicle frame.Hydraulic system comprises all kinds of control valves, fuel tank and hydraulic pump, and fuel tank is provided with the motor terminal pad that connects air motor, air motor and hydraulic pump and compressed air communication.Also be provided with high pressure filter, oil pipe dispensing device, working oil oil scavenger on the fuel tank, leak oily oil scavenger, air motor and hydraulic pump effect under make the hydraulic oil in the fuel tank enter each hydraulic means through high pressure filter, oil pipe dispensing device, get back to fuel tank through working oil oil scavenger, the oily oil scavenger of leakage then, also be provided with strainer in working oil oil scavenger and the oily oil scavenger of leakage.The side of fuel tank and above be provided with cover plate, the plug screw of also be provided with porous plug, content gauge on the fuel tank, draining the oil etc.Operating means of the present invention is the control section of hydraulic system and pneumatic system, and control is implemented in the action of each parts of the present invention, comprises fuel tap that each action is controlled and air valve etc.Operating means is taked closed loop design, and the high pressurized overflow of hydraulic system drives air motor under no-load condition, is in low-speed running, can reduce the loss of air motor and the energy consumption of system greatly.

Further improvement of the present invention is: operating means is provided with the motor of the actuating unit of running motor and boring equipment and the pilot operated directional control valve that other each oil cylinder carries out interlocking, hydraulic oil when making walking and work can not be supplied simultaneously, realize the interlocking of boring working portion and running gear, it can not be moved simultaneously.

Further improvement of the present invention is: be provided with guide's pilot operated valve device of each pilot operated valve device of control in the operating means, provide the commutation power-assisted with guide's pilot operated valve device for each pilot operated valve device.

Owing to adopted technique scheme, the obtained technological progress of the present invention is:

The present invention is highly suitable for the spy row eye construction of cable bolting and small-bore gas and water under the coal mine, can reduce labor intensity greatly, is very suitable for a large amount of drilling construction operation in continuous conversion place.Especially by air motor as the start and stop of dynamic Control drill carriage, the action and the bore operation of each parts, it breaks away from electric equipment fully, avoided electrical equipment to produce the possibility of electric spark, its complete machine is safe and reliable, be particularly suitable for using in high fiery colliery, the Pneumatic crawler drill carriage of the type still belongs to initiative at home.Operating means of the present invention is except that normal manipulation pneumatic control part and hydraulic system, its be installed in complete machine before, during and after the part three scram buttons, can the handled easily person can brake drill carriage in the relevant position, in time fault or accident are handled, with the generation that prevents mechanical injury people or other security incident or alleviate injury.

It is the rotary motive power of drilling that the actuating unit of boring equipment of the present invention is taked clino-axis type hydraulic control automatic variable motor, make rotational torque can adjust the power of motor self according to the change of external loading, make revolution rotating speed and torque keep reasonably coupling, improve drilling efficiency.Boring equipment of the present invention has omnibearing spinfunction under the drive of swing arm and universal whirligig, the unique design of universal whirligig and pendulous device can make drill carriage realize comprehensive boring.Universal whirligig can be that two oscillating oil cylinder vertical fixing are linked together, and it is simple in structure, low cost of manufacture.Swing arm is by two oil cylinder control motions up and down, simple in structure, action rationally, accurately is provided with forced filling oil cup in the bearing pin that is connected of swing arm and each oil cylinder and car body and equipment, in forced filling oil cup, store and filling lubrication oil, can realize lubricating bearing pin and pin sleeve.

The actuating unit realization of the two-level oil cylinder of equipment and chain drive boring moves forward and backward along the stent length direction, and its flexible distance is long, therefore can adapt to the tunnel internal drillings in the difference size, and the drilling rod of adaptation different length.Bracing or strutting arrangement is provided with two shorings and corresponding with shoring top, can make supporting role more firmly, stablize.Chuck on the chuck body is except providing the location for drilling rod, can also realize to drilling rod chucking, unclamp, function such as maintenance, therefore make things convenient for connection, the replacing of drilling rod.The setting of guide rail, guide rail bracket and guide rail sleeve, stability and accuracy when having increased the feeding of boring equipment; The external part of two-level oil cylinder links to each other by bearing pin with guide rail bracket with support, can make support, guide rail bracket and guide rail sleeve have certain activity, when guide rail has for a short time when crooked, also can make between them and move smoothly, can not produce owing to the fixedly connected moving resistance that causes.The brace that is connected with support or guide rail bracket that the end of bearing pin is provided with can not come off bearing pin.

Chain secured adjusted device plays the effect of chain being fixed and adjusted the chain degree of tightness simultaneously, and it adopts being connected of bolt and junction plate and adjustment mode, and is simple in structure, easy to adjust.Because power of the present invention is provided by air motor, therefore can be provided with water jacket at the front end of gearbox, the mode that can be convenient to use the gentle combination of water is cleared up drilling cuttings, by the aqueous vapor coupling system air-water mixture is sent into drilling rod, make the present invention the time make in boring that water is gentle to be cleared up the drilling cuttings in the hole, the manner of cleaning up of this aqueous vapor combination, more thorough to the cleaning of drilling cuttings, not only improved the bore flushing effect but also saved bore flushing water.

The running motor of the fluid pressure type of running gear of the present invention directly is connected with the driving wheel that drives crawler belt, simplifies the structure; The strainer of in running gear, installing, simple in structure, just can adjust spring to the thrust of guiding wheels tightness by adjusting nut on the connecting rod with the adjustment crawler belt.The hydraulic control pneumatic operated valve is installed in the hydraulic circuit of running motor and is connected, form pneumatic warning device, when the present invention begins to walk, send the caution sound, reduce the generation of danger with air horn.

Operating means of the present invention is taked closed loop design, and the high pressurized overflow of hydraulic system drives air motor under no-load condition, is in low-speed running, can reduce the loss of air motor and the energy consumption of system greatly.Be equipped with the working oil oil scavenger of high pressure filter, band strainer in the hydraulic system of the present invention and leak oily oil scavenger, can filter, purify, leak the Returning utilization that oily oil scavenger also helps hydraulic oil hydraulic oil.Oil pipe dispensing device or oil pipe connect the connection that being provided with of dish made things convenient for oil pipe, make compact conformation, and be not in disorder.

The pilot operated directional control valve of operating means is carried out interlocking to the action of running motor and other device, has improved security performance.Adopt guide's pilot operated valve device in the operating means, can make manipulation laborsaving with for each pilot operated valve device provides the commutation power-assisted.

Description of drawings

Fig. 1 is an overall structure side schematic view of the present invention;

Fig. 2 is an overall structure front schematic view of the present invention;

Fig. 3 is the structural representation of equipment of the present invention;

Fig. 4 is the cross-sectional view of running gear of the present invention;

Fig. 5 is the structural representation of pendulous device of the present invention;

Fig. 6 is the side schematic view of car body of the present invention;

Fig. 7 is the plan structure schematic diagram of car body of the present invention;

Fig. 8 is a universal rotary device structure schematic diagram of the present invention;

Fig. 9 is the structural representation of chuck body of the present invention.

Wherein: 1, equipment, 2, running gear, 3, pendulous device, 4, protector, 5, track guard, 6, car body, 7, operating means, 8, universal whirligig.

101, top, 102, chuck body, 103, middle oil cylinder, 104, sprocket wheel, 105, chain, 106, chain secured adjusted device, 107, actuating unit, 108, reinforcing rib, 109, guide rail bracket, 110, bearing pin, 111, support, 112, oil pipe connects dish, 113, shoring, 114, one-level cylinder rod, 115, cylinder sleeve.

201, running motor, 202, driving wheel, 203, thrust wheel, 204, crawler belt, 205, strainer, 206, spring, 207, directive wheel, 209, the crawler belt support, 210, motor bracket, 211, backplate.

301, pin sleeve, 302, bearing pin, 303, swing arm, 304, hoist cylinder, 305, the oil cylinder that swings, 306, linkage, 308, the oil pipe guard shield.

601, crawler belt junction plate, 602, vehicle frame, 603, bearing pin, 606, bearing pin, 607, forced filling oil cup, 608, leak oily oil scavenger, 609, working oil oil scavenger, 610, fuel tank, 611, the motor terminal pad, 612, porous plug, 613, upper cover plate, 614, content gauge, 615, back shroud, 620, bearing pin, 621, the oil pipe dispensing device, 623, high pressure filter, 625, plug screw, 626, air motor.

801, junction plate, 802, oscillating oil cylinder, 803, junction plate, 804, oscillating oil cylinder.

The specific embodiment

Below in conjunction with accompanying drawing the present invention is described in further details:

Pneumatic crawler hydraulic jumbo of the present invention mainly comprises car body 6, running gear 2, the boring equipment 1 that is connected with car body, drives hydraulic system, operating means that each installs.Car body 6 is the central component that connect each parts, and it comprisesvehicle frame 602, and the both sides ofvehicle frame 602 are crawlerbelt junction plate 601, and cterpillar drive is connected on the crawler belt junction plate 601.Hydraulic system, operating means are installed on vehicle frame 602.Hydraulic system comprises all kinds of hydraulic control valves andfuel tank 610, andfuel tank 610 is provided withmotor terminal pad 611, and the hydraulic pump inmotor terminal pad 611 and air motor 626 and thefuel tank 610 is connected air motor 626 and compressed air communication.Also be provided with high pressure filter 623, oil pipe dispensing device 621, workingoil oil scavenger 609 on thefuel tank 610, leakoily oil scavenger 608, also be provided with strainer in working oil oil scavenger and the oily oil scavenger of leakage.The side of fuel tank and above be provided withupper cover plate 613 andback shroud 615, the plug screw 625 of also be provided withporous plug 612,content gauge 614 on the fuel tank, draining the oil etc.

Operating means 7 of the present invention is control sections of hydraulic system and pneumatic system, comprises fuel tap that each action is controlled and air valve etc., and control is implemented in the action of each parts of the present invention.Operating means and hydraulic system are taked closed loop design, and high pressurized overflow makes air motor be in low-speed running under no-load condition, can reduce the loss of air motor and the energy consumption of system greatly.Operating means is provided with pilot operated directional control valve, motor, each oil cylinder, each oil cylinder of universal turning device, each oil cylinder of swing arm to the actuating unit of running motor and boring equipment carry out interlocking, hydraulic oil when making walking and work can not be supplied simultaneously, realize the interlocking of boring working portion and running gear, it can not be moved simultaneously.Hydraulic system of the present invention is connected with air motor 626, drives hydraulic pump and whole hydraulic systems with air motor 626, the startup of control drill carriage, walks or stops, and finishes the exercises of boring then.Also be provided with guide's pilot operated valve device in the operating means, provide the commutation power-assisted for each pilot operated valve device with guide's pilot operated valve device.Air motor and hydraulic system are installed on the car body 6, and hydraulic system is connected with each action component, also comprise three scram buttons on the operating means, be distributed in respectively complete machine before, during and after three positions.

Running gear 2 as shown in Figure 4, it is arranged on the both sides of car body 6, running gear 2 is a cterpillar drive, the outside of cterpillar drive 2 is provided with track guard 5, the top protector 4 that also is provided with of the both sides of vehicle frame 602.Running gear mainly comprisescrawler belt 204,crawler belt support 209, the directive wheel of installing 207,thrust wheel 203, carrier wheel,driving wheel 202, backplate 211 etc. oncrawler belt support 209,crawler belt support 209 is fixedly connected on the crawlerbelt junction plate 601 of car body, the rear end ofcrawler belt support 209 also is fixedly connected with motor bracket 210, the runningmotor 201 of fluid pressure type directly is connected withdriving wheel 202, runningmotor 201 is installed on the motor bracket 210, and thestrainer 205 that is connected withdirective wheel 207 is installed in running gear; Saidstrainer 205 by threaded connecting rod, nut, be sleeved onspring 206 on the connecting rod etc. the guiding wheels compressed to adjust the tightness of crawler belt.In the hydraulic circuit of driving running motor walking the hydraulic control pneumatic operated valve is installed, the hydraulic control pneumatic operated valve is connected with air horn, forms pneumatic warning device, sends the caution sound when drill carriage begins to walk.

Be provided with pendulous device 3 in the place ahead of car body, the front end of pendulous device 3 connects the equipment 1 of boring, connects by universal whirligig 8 between equipment 1 and the pendulous device 3.

Pendulous device as shown in Figure 5, comprise swing arm 303, promote or spur the oil cylinder that swing arm moves up and down, the front end of swing arm 303 is provided with the linkage 306 that connects with the universal whirligig 8 that is connected equipment 1, is provided with oil pipe guard shield 308 above the swing arm 303.Swing arm 303 is provided with bearing pin 302 and pin sleeve 301 with an end that is connected of car body 6, the bearing pin 302 be connected with swing arm 303 is set respectively in the pin shaft hole and is connected bearingpin 606 on the car body.One hoist cylinder 304 is set below swing arm 303 and between the car body 6, is provided with the oil cylinder 305 that swings in a side of swing arm 303, hoist cylinder 304 also is connected with swing arm 303 and car body 6 by pin sleeve and bearing pin with the oil cylinder 305 that swings.Being connected of swing arm 303 and car body 6, hoist cylinder 304 and swing oil cylinder 305 and car body 6 be connected and hoist cylinder 304 all is to connect by a pair of mutually perpendicular bearing pin and pin sleeve 301 with the oil cylinder 305 that swings with being connected of swing arm 303.Two pin shaft holes of pin sleeve are orthogonal, and each pin sleeve links together two bearing pins of correspondence, and the bearing pin and the bearing pin on swing arm and the oil cylinder thereof that are fixed on the car body areorthogonal.Bearing pin 606 is arranged on the centre of car body 6, and the bearing pin 620 that connects the oil cylinder 305 that swings is arranged on the right side ofbearing pin 606, thebearing pin 603 that connects hoist cylinder 304 be arranged on bearingpin 606 below.Be provided with the forcedfilling oil cup 607 of pressure injection lubrication oil in these above-mentioned bearing pins.

Universal whirligig 8 is connected between thesupport 111 and swing arm 303 of equipment 1.Universal whirligig 8 is the spiral oscillatingoil cylinder 802 and 804 of two orthogonal settings, as shown in Figure 8, they link together byjunction plate 803 usefulness bolt,junction plate 801 is used for being connected with equipment 1, and the linkage 306 of another oscillatingoil cylinder 802 and swing arm 303 is connected.

Equipment 1 comprises bracing or strutting arrangement, feed arrangement, actuating unit, as shown in Figure 3.Bracing or strutting arrangement comprises that a centre is provided with thesupport 111 of the frame-type of reinforcingrib 108, is provided withshoring 113 and feed arrangement in support 111.Shoring 113 has two, and they are arranged on a side ofsupport 111 inside, is symmetrical in the center line of support.One end ofshoring 113 is connected with the base ofsupport 111, and the other end is connected with chuck body 102.On thechuck body 102 oild chuck is set, oild chuck as shown in Figure 9.Oild chuck comprises a pair of claw that is driven by the oil cylinder that is arranged on the chuck body, and oil cylinder links to each other with equalizing valve, the chucking of realization claw, unclamp, function such as maintenance.Have the groove of placing drilling rod on the chuck body of two claw junction correspondences, the output shaft correspondence of the position of this groove and claw and actuating unit.The outer face ofchuck body 102 be provided with twotop 101, also be provided with on the bottom surface ofsupport 111 two top.Feed arrangement is arranged on the opposite side of the relative shoring ofsupport 111, and actuatingunit 107 is set on the feed arrangement.Feed arrangement comprises a two-level oil cylinder, and this two-level oil cylinder is made up of one-level cylinder rod 114,middle oil cylinder 103 andcylinder sleeve 115, andcylinder sleeve 115 slides onmiddle oil cylinder 103; The external part of the one-level cylinder rod 114 of two-level oil cylinder links to each other by bearingpin 110 with the base inner face ofsupport 111; On feed arrangement, also be connected withguide rail bracket 109,guide rail bracket 109 comprises upper and lower two row's guide rails,guide rail bracket 109 andmiddle oil cylinder 103 link together, one end ofmiddle oil cylinder 103 is fixedlyed connected withguide rail bracket 109, the other end is to connect by bearingpin 110, the end ofbearing pin 110 connects a brace, and an end of these braces is connected with guide rail bracket with support, in case the shotpin axle comes off.Be set with the guide rail sleeve of the guide rail corresponding matching belowguide rail bracket 109 on thesupport 111,guide rail bracket 109 following guide rails slide in this guide rail sleeve; On thecylinder sleeve 115 of two-level oil cylinder, also be provided with the chain propulsive mechanism, the chain propulsive mechanism comprises twochains 105 and corresponding foursprocket wheels 104,chain 105 connects into annular by chain secured adjusteddevice 106, chain secured adjusted device is mainly to form by regulating bolt and two junction plates, junction plate is connected with the two ends ofchain 105, bolt links together two junction plates, and junction plate is fixed on the guide rail below the guide rail bracket 109.Actuatingunit 107 is fixedly connected on thechain 105 by terminal pad; Be provided with the guide rail sleeve with the upper rail corresponding matching ofguide rail bracket 109 below the terminal pad, this guide rail sleeve slides on the upper rail ofguide rail bracket 109 together with terminal pad and actuating unit 107.Also be connected with the oil pipe that is connected with each hydraulic means at the movable end ofsupport 111 and connectdish 112, by oil pipe connectdish 112 with hydraulic oil distribution in each hydraulic cylinder and actuatingunit 107.

Actuatingunit 107 of the present invention is made up of hydraulic motor and gearbox, and hydraulic motor is a clino-axis type hydraulic control automatic variable motor.The output shaft of gearbox is provided with the chuck of the drilling rod that is installed.Front end at gearbox is provided with the water jacket that can be connected with drilling rod, and water jacket links to each other with the aqueous vapor coupling system that water source and source of the gas are combined by pipeline.

Claims (15)

1, a kind of Pneumatic crawler hydraulic jumbo, comprise car body, be arranged on the running gear of car body both sides, the equipment of boring, hydraulic system, the operating means of each device of driving, it is characterized in that: adopt the hydraulic pump of the hydraulic system of closed loop design to be connected with the air motor that with the source of the gas is power; Operating means comprises the operating means of the action of handling air motor, pneumatic system, hydraulic system and each action component, the place ahead at car body is provided with pendulous device, the front end of pendulous device is connected with the equipment of boring, connects by universal whirligig between equipment and the pendulous device.

2, Pneumatic crawler hydraulic jumbo according to claim 1, it is characterized in that described pendulous device comprises swing arm, is movably connected in the promotion on the swing arm or spurs the hoist cylinder and the oil cylinder that swings that swing arm moves up and down, the swing arm front end is provided with the linkage that is connected with the equipment of holing, and swing arm, hoist cylinder and the oil cylinder that swings are movably connected on the car body respectively.

3, Pneumatic crawler hydraulic jumbo according to claim 2 is characterized in that being connected of described swing arm and car body, hoist cylinder and being connected of swing oil cylinder and car body, hoist cylinder and swing oil cylinder and being connected of swing arm all are to connect by vertically disposed two bearing pins and the pin sleeve that connects them.

4, Pneumatic crawler hydraulic jumbo according to claim 3 is characterized in that being provided with in the described bearing pin between bearing pin and pin sleeve the forced filling oil cup of filling lubrication oil.

5, Pneumatic crawler hydraulic jumbo according to claim 1 is characterized in that described universal whirligig is two and orthogonal fixedly connected spiral oscillating oil cylinder is set.

6, Pneumatic crawler hydraulic jumbo according to claim 1 is characterized in that described equipment comprises bracing or strutting arrangement, feed arrangement and actuating unit; Bracing or strutting arrangement comprises that an end has the support of top frame-type, is provided with shoring and feed arrangement in support; One end of shoring and the base of support are connected, the other end is connected with the outer end and has top chuck body, feed arrangement is arranged on the opposite side of the relative shoring in the support, and feed arrangement is provided with the actuating unit of being made up of the chuck of hydraulic motor, gearbox, installation drilling rod.

7, Pneumatic crawler hydraulic jumbo according to claim 6 is characterized in that the front end of described gearbox is provided with the water jacket that is communicated with drilling rod, and water jacket links to each other with the aqueous vapor coupling system that water source and source of the gas are combined by pipeline.

8, Pneumatic crawler hydraulic jumbo according to claim 6, it is characterized in that described feed arrangement comprises a two-level oil cylinder that is made up of one-level cylinder rod, middle oil cylinder and the cylinder sleeve that slides on middle oil cylinder, the external part of the one-level cylinder rod of two-level oil cylinder links to each other by bearing pin with the base of support; Also be connected with the guide rail bracket that comprises upper and lower twice guide rail on the middle oil cylinder of feed arrangement, an end of middle oil cylinder is to connect by bearing pin with being connected of guide rail bracket, and the other end is fixedly connected; Also be provided with on the cylinder sleeve of two-level oil cylinder and comprise sprocket wheel and connect into the chain propulsive mechanism of ring chain by chain secured adjusted device, actuating unit is connected on the chain, and chain secured adjusted device is fixedly connected on the guide rail below the guide rail bracket; Actuating unit and chain junction are provided with the guide rail sleeve with the upper rail corresponding matching of guide rail bracket, and support is provided with the guide rail sleeve of the guide rail corresponding matching below guide rail bracket.

9, Pneumatic crawler hydraulic jumbo according to claim 8, it is characterized in that described chain secured adjusted device is mainly to form by regulating bolt and two junction plates that can be fixedly connected on the guide rail bracket, the two ends of junction plate and chain are connected, and bolt links together two junction plates.

10, Pneumatic crawler hydraulic jumbo according to claim 6, it is characterized in that on the described chuck body oild chuck being set, oild chuck comprises a pair of claw that is driven by the oil cylinder that links to each other with equalizing valve that is arranged on the chuck body, has the groove of placing drilling rod on the chuck body of two claw junction correspondences.

11, Pneumatic crawler hydraulic jumbo according to claim 1, it is characterized in that described running gear is for mainly comprising the cterpillar drive of crawler belt, track guard, crawler belt support, the directive wheel of installing, thrust wheel, carrier wheel, driving wheel on the crawler belt support, the crawler belt support is fixedlyed connected with car body, driving wheel is connected with the running motor of fluid pressure type, and running motor is installed on the motor bracket of fixedlying connected with the crawler belt support; The strainer that spring, threaded connecting rod, nut etc. are regulated the guiding wheels that passes through that is connected with directive wheel is installed in running gear.

12, Pneumatic crawler hydraulic jumbo according to claim 11 is characterized in that in the hydraulic circuit of described running motor the hydraulic control pneumatic operated valve being installed, and the hydraulic control pneumatic operated valve is connected with air horn, sends the pneumatic warning device of the caution sound when forming walking.

13, Pneumatic crawler hydraulic jumbo according to claim 1 is characterized in that described car body comprises vehicle frame, and the both sides of vehicle frame are the crawler belt junction plate that is connected with cterpillar drive, and hydraulic system, operating means are installed on the vehicle frame; Hydraulic system comprises the fuel tank of all kinds of control valves and built-in hydraulic pump, fuel tank is provided with the motor terminal pad that connects hydraulic pump and air motor, also be provided with high pressure filter, oil pipe dispensing device, working oil oil scavenger on the fuel tank, leak oily oil scavenger, also be provided with strainer in working oil oil scavenger and the oily oil scavenger of leakage.

14, Pneumatic crawler hydraulic jumbo according to claim 13 is characterized in that being provided with in the described operating means pilot operated directional control valve that each oil cylinder of each oil cylinder, the swing arm of motor to the actuating unit of running motor and boring equipment, each oil cylinder, universal turning device carries out interlocking; Be provided with guide's pilot operated valve device of each pilot operated valve device of control in the operating means.

15, according to claim 1 or 13,14 described Pneumatic crawler hydraulic jumbos, it is characterized in that including scram button on the described operating means, scram button be distributed in complete machine before, during and after three positions.

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