Feed bin traversal screw unloading device and discharge methodTechnical field
The present invention relates to refuse-unloading device and discharge method, the novel environment friendly for garbage power plant, biomass electric power plant, paper mill, sugar refinery, renewable sources of energy company etc. stores, unloads, feeding device.
Background technology
The storage discharging equipment of the materials such as existing house refuse, straw stalk, rice husk, bark, rice grass or wood chip, bagasse, commercial recovery rubber, cloth bag is double-spiral feeder, it is that the helical axis of a pair fixed-direction in the same direction or rotates against, by helical blade, material is released.After the material of helical axis periphery has been carried, owing to material internal friction is big, moist, the particularity of the materials such as adhesion, the surface tension of material forms arch camber, and material will not fall voluntarily, formation material cavity, at this moment material just cannot be released by double-shaft spiral machine blade, and helical axis dallies, and industry production operation continuously will be interrupted.
Meanwhile, the features such as the material such as house refuse, straw stalk, rice husk, bark, rice grass or wood chip, bagasse, commercial recovery rubber, cloth bag has obvious caking property, corrosivity, has the biggest water content, and internal friction is big, mobility extreme difference.The gravity that cannot rely on itself when material storage is delivered from godown makes it naturally fall, material easily arch camber, produce serious stifled storehouse, use the methods such as conventional mechanical vibration and air vibration that material also cannot be allowed to fall continuously, often producing solid accumulation can not the phenomenon of discharging, must manually disclose material to discharge, it is impossible to ensure that industrial production line runs well continuously；Manually disclose material and both increased labor strength, also produce a large amount of dust, while polluting environment, also increase the possibility producing dust explosion, have great equipment damage and the danger of casualties.
And, material is manually disclosed in order to prevent feed blocking to be typically with 24 hours 3 classes of carrying out fallen, labor intensity is very big, simultaneously because material is in the fermentation in feed bin, material has at a relatively high steam and pungent taste, produce a large amount of dust simultaneously, environment is caused severe contamination, hygiene and health are had to injure the operator disclosing material, more seriously the fermentation of material has biogas, with a large amount of dust when disclosing material, there is the risk of great dust explosion, have serious equipment damage and the harm of casualties.
Summary of the invention
It is an object of the invention to provide feed bin traversal screw unloading device and discharge method, this device for discharging can realize the conveying of material easily, and is effectively prevented the blocking of charging basket, improves discharging efficiency, ensure that the safety of discharging, reduce manual work intensity.
In order to realize above-mentioned technical characteristic, the technology used in the present invention feature is: feed bin traversal screw unloading device, it includes bulk tank, described bulk tank is fixed on the top of mounting seat, the top center of described bulk tank is provided with charging aperture, side at charging aperture is provided with maintenance door, the internally installed of described bulk tank has decompression cone cover, described the internally installed of decompression cone cover has main electric rotating machine, described main electric rotating machine is connected with transmission case and drives helical axis to rotate along Pivot Point Center line, the bottom of described bulk tank is provided with discharging opening, the mounting seat of discharging opening side is installed with revolution drive system, described revolution transmission system drives helical axis makees 360 degree of gyrations along the axial line of bulk tank.
The left surface of described bulk tank is provided with lubricating system.
The left surface of described bulk tank is also equipped with mair motor air cooling system, and described mair motor air cooling system is connected with cooling air temperature detection device and detects main electric rotating machine temperature.
The left surface top of described bulk tank is provided with material-level detecting device.
The internally installed of described bulk tank has support decompression crane span structure, and described support decompression crane span structure is arranged on the surface of helical axis.
Storehouse material temperature-detecting device, dust arrester, over-pressure safety device and high-pressure fire extinguishing apparatus it is also equipped with inside described bulk tank.
The driving motor of described main electric rotating machine and revolution drive system all uses automatic frequency converter speed regulation motor, according to the detection automatic feedback frequency conversion of stream amount, adjusts the main rotary speed of helical axis and circumgyration angular velocity.
The circumgyration of described helical axis is provided with reverse function, revolution power transmission shaft is provided with torque clutch, when helical axis circumgyration campaign runs into strength jam, and resistance reaches maximum when setting torque, torque clutch disengages automatically, and turning motor dallies, and is simultaneously emitted by reverse signal, turning motor is by automatically controlling antiport, and rotary reducer drives the anti-phase circumgyration of helical axis.
Described revolution drive system uses rotary planetary drive system.
Described bulk tank uses totally-enclosed feed bin, and described helical axis is provided with hook nail and shear-blade, draws strip winding material in storehouse and takes and cut.
Feed bin traversal screw unloading device is used to carry out discharge method, by the charging aperture at bulk tank top to bulk tank internal injection treating material, material is fallen on support decompression crane span structure, when run up to a certain amount of after, start main electric rotating machine and revolution drive system, helical axis is driven to rotate along Pivot Point Center line by main electric rotating machine, revolution transmission system drives helical axis makees 360 degree of gyrations along the axial line of bulk tank simultaneously, in helical axis running, by following closely and shear-blade from the hook being provided with it, strip winding material in storehouse is drawn and takes and cut, the accumulation of material it is prevented from by gyration, and then ensure that helical axis travels through whole bulk tank, it is finally completed the discharge operation to material.
The method have the advantages that:
1, by using frequency conversion motor, the main rotation of helical axis and the equal Full-automatic Variable Frequency Speed Regulation of circumgyration during whole service, adjust the main rotary speed of helical axis and circumgyration angular velocity according to the detection automatic feedback frequency conversion of stream amount.
2, it is provided with reverse function by helical axis circumgyration; revolution power transmission shaft is provided with torque clutch, when helical axis circumgyration campaign runs into strength jam, and when resistance reaches maximum setting torque; torque clutch disengages automatically; turning motor dallies, and is simultaneously emitted by reverse signal, and turning motor is by automatically controlling antiport; rotary reducer drives the anti-phase circumgyration of helical axis; when next meets jam, repeat the above steps direction operates, protects the reliable safety of whole equipment.
3, all bearings of equipment and drive system centralized lubrication station, can be lubricated whole device by above-mentioned lubricating system, and then improve the service life of equipment, reduce fretting wear, improve work efficiency.
4, in feed bin, mair motor devises outside automatic wind velocity modulation and gives a dinner for a visitor from afar cooling system, motor is carried out by quenching system cooling in time and processes and prevent motor to occur overheated and damage.
5, the helical axis of design high bearing capacity rotates and rotary planetary drive system, is improve time dress ability of helical axis by Gear Planet Transmission, and then improves bearing capacity, improves work efficiency.
6, feed bin volume is general all at 120 ~ 350 cubic metres, and material has sizable normal pressure and advance resistance pressure to discharging helical axis, thus in devising storehouse, material decompression cone covers, it is possible to operation of effectively reducing pressure.
7, on helical axis, design hooks nail and shear-blade, draws strip winding material in storehouse and takes and cut.
8, other protection is correlated with and supporting is mainly had, material temperature detection device, material-level detecting device, dust arrester, pressure release guard device, high steam extinguishing device in storehouse, and then improves the safety that equipment runs.
9, support decompression crane span structure by design and can effectively prevent the impact to bolt axle of the high-altitude blanking, prevent it from damaging, improve its safety.
Accompanying drawing explanation
The invention will be further described with embodiment below in conjunction with the accompanying drawings.
Fig. 1 overall structure of the present invention schematic diagram.
Fig. 2 helical axis of the present invention rotates process chart.
Fig. 3 helical axis of the present invention makees gyration process chart.
In figure: 1-maintenance door, 2-charging aperture, 3-bulk tank, 4-decompression cone cover, the main electric rotating machine of 5-, 6-transmission case, 7-support decompression crane span structure, 8-helical axis, 9-revolution drive system, 10-discharging opening, 11-mounting seat, 12-lubricating system, 13-cooling air temperature detection device, 14-mair motor air cooling system, 15-material-level detecting device.
Detailed description of the invention
Below in conjunction with the accompanying drawings embodiments of the present invention are described further.
Embodiment 1:
See Fig. 1-3, feed bin traversal screw unloading device, it includes bulk tank 3, described bulk tank 3 is fixed on the top of mounting seat 11, the top center of described bulk tank 3 is provided with charging aperture 2, side at charging aperture 2 is provided with maintenance door 1, the internally installed of described bulk tank 3 has decompression cone cover 4, described the internally installed of decompression cone cover 4 has main electric rotating machine 5, described main electric rotating machine 5 is connected with transmission case 6 and drives helical axis 8 to rotate along Pivot Point Center line, the bottom of described bulk tank 3 is provided with discharging opening 10, the mounting seat 11 of discharging opening 10 side is installed with revolution drive system 9, described revolution drive system 9 drives helical axis 8 along axial line 360 degree of gyrations of work of bulk tank 3.
Further, the left surface of described bulk tank 3 is provided with lubricating system 12.Whole device can be lubricated by above-mentioned lubricating system, and then improve the service life of equipment, reduce fretting wear, improve work efficiency.
Further, the left surface of described bulk tank 3 is also equipped with mair motor air cooling system 14, and described mair motor air cooling system 14 is connected with cooling air temperature detection device 13 and detects main electric rotating machine temperature.And then motor is carried out temperature detection prevent its generation overheated, extend its service life.
Further, the left surface top of described bulk tank 3 is provided with material-level detecting device 15.Understood the load condition of storehouse material by material-level detecting device 15 in time, prevented to add.
Further, the internally installed of described bulk tank 3 has support decompression crane span structure 7, and the described decompression crane span structure 7 that supports is arranged on the surface of helical axis 8.Can effectively prevent the impact to bolt axle of the high-altitude blanking, prevent it from damaging, improve its safety.
Further, described bulk tank 3 is internal is also equipped with storehouse material temperature-detecting device, dust arrester, over-pressure safety device and high-pressure fire extinguishing apparatus, and then improves the safety that equipment runs.Owing to material easily ferments generation flammable explosive gas in airtight space, monitor environment in storehouse in time by above-mentioned detection device, pinpoint the problems early, and then effectively mediate, improve safety in operation.
Further, the driving motor of described main electric rotating machine 5 and revolution drive system 9 all uses automatic frequency converter speed regulation motor, according to the detection automatic feedback frequency conversion of stream amount, adjusts the main rotary speed of helical axis and circumgyration angular velocity.
Further, the circumgyration of described helical axis 8 is provided with reverse function, revolution power transmission shaft is provided with torque clutch, when helical axis 8 circumgyration campaign runs into strength jam, and when resistance reaches maximum setting torque, torque clutch disengages automatically, turning motor dallies, being simultaneously emitted by reverse signal, turning motor is by automatically controlling antiport, and rotary reducer drives the anti-phase circumgyration of helical axis.
Further, described revolution drive system 9 uses rotary planetary drive system.Improve time dress ability of helical axis by Gear Planet Transmission, and then improve bearing capacity, improve work efficiency.
Further, described bulk tank 3 uses totally-enclosed feed bin, described helical axis 8 to be provided with hook nail and shear-blade, draws strip winding material in storehouse and takes and cut.
Embodiment 2:
Feed bin traversal screw unloading device is used to carry out discharge method, by the charging aperture 2 at bulk tank 3 top to bulk tank 3 internal injection treating material, material is fallen on support decompression crane span structure 7, when run up to a certain amount of after, start main electric rotating machine 5 and revolution drive system 9, helical axis 8 is driven to rotate along Pivot Point Center line by main electric rotating machine 5, revolution drive system 9 drives helical axis 8 along axial line 360 degree of gyrations of work of bulk tank 3 simultaneously, in helical axis 8 running, by following closely and shear-blade from the hook being provided with it, strip winding material in storehouse is drawn and takes and cut, the accumulation of material it is prevented from by gyration, and then ensure that helical axis 8 travels through whole bulk tank 3, it is finally completed the discharge operation to material.
The work process of the present invention and operation principle be:
It is to be driven it to rotate by one or a pair helical axis by main electric rotating machine that the feed bin storage traversal of the present invention rotates device for discharging, by the blade rotated, material is pulled out, another turning motor drives helical axis along 360 degree of continuous rotaries of storage hopper center simultaneously, the discharging angle of helical axis is changed continuously by helical axis gyration, destroy surface tension and arch camber that material is formed, material is allowed to fall voluntarily during helical axis revolution advances, so helical axis just can travel through whole circular storage feed bin by continuous print, material is continuously withdrawn endlessly from storage feed bin and delivers to follow-up equipment.Feeding course of conveying feed bin is hermetically sealed, and the steam in feed bin and pungent abnormal smells from the patient will not overflow, and environment does not results in destruction and pollutes, simultaneously again without the manual operation of high intensity, having reached the requirement that the continuous safety and environmental protection of industrialization is carried out production strictly in line with rules and regulations.
Above-described embodiment is used for illustrating the present invention rather than limiting the invention, in the protection domain of spirit and claims of the present invention, and any modifications and changes that the present invention is made, both fall within protection scope of the present invention.