Valve rubber quick-release arrangementTechnical field
The utility model relates to valve rubber quick-release arrangements.
Background technique
In oil-gas field development, to realize well production increment, fracturing work often is carried out to down-hole formation.Current pressureIt splits pump truck and relies on high-pressure plunger pump that liquid is switched to high pressure from low pressure extensively and be pumped into oil/gas well, press off stratum, it is logical to generate oil gasRoad.Pump valve assembly in high-pressure plunger pump is commonly called as valve, is mainly made of valve body and rubber.The reason of valve body disabling damageMostly it is valve rubber shelling damage, aging, follows the string, valve rubber is needed to be replaced frequently during field operation.And rubberInterference fit is generally between valve body, rubber disassembly and installation is all more difficult.The disassembly side being commonly usedMethod is to dismantle valve rubber with straight screwdriver, needs when disassembly that percussion object is cooperated to be beaten simultaneously, screwdriver enters valveValve rubber is agitated by fulcrum of valve phosphor bodies edge behind gap between body and valve rubber.This method for dismounting is not only time-consumingLonger, operation large labor intensity, but also a degree of damage itself can be caused to valve body, it reduces valve body and uses the longevityLife.
Utility model content
Small and time saving and energy saving valve rubber is injured the purpose of this utility model is to provide a kind of pair of valve body quickly to tear openHandler.
To achieve the above object, the valve rubber quick-release arrangement of the utility model includes fixing seat, is had in fixing seatThere is the fixed structure for standing valve body, at least one removable unit is additionally provided in fixing seat, removable unit includes relatively solidThe hinge joint of reservation fixed setting, is hinged with ripping bar at hinge joint, and one end of ripping bar is to play sled end for play sled valve rubber,The other end is force side, and the linear distance of force side to hinge joint is greater than hinge joint to the linear distance for playing sled end, fixed structureThe axis for meeting valve rubber when valve body is fixed is parallel with the rotational plane of ripping bar.When playing sled valve rubber, first willValve body with valve rubber is fixed in fixing seat, and then lifting ripping bar has made to prize end alignment valve body and valve rubberGap is continued force until valve rubber is pried open disengaging from valve body later, using the principle of lever force-saving, is easily realizedThe disassembling section of valve rubber, not only valve body is injured it is small but also easy to operate, it is time saving and energy saving.
The fixing seat includes panel-shaped base body, and support column is fixed on panel-shaped base body, and one end of support column is hinged with describedRipping bar.Panel-shaped base body, which compares, saves material and lighter in weight.
The vertical standing valve body of fixed structure, ripping bar rotate in perpendicular.In this way, using valve body self gravityIt easily realizes and fixes, it is easy to use.
The quantity of removable unit in above-mentioned three kinds of schemes can be set to more than one or two, it is preferable that will tear openIt unloads unit and is set as two, only need an operator ripping bar to two removable units can exert a force simultaneously in this way, to makeRubber disassembling section is more time saving and conveniently.
When removable unit set there are two when, further two removable units can be symmetrical arranged, such ripping bar rise sledEnd can be such that valve rubber is more uniformly stressed when acting on, and dismantle more smooth.
Fixed structure for standing valve body is the valve for being equipped with rubber arranged on the fixing seat and to be removedFour supported holes of the four paws adaptation of body, when vertical standing valve body, four supported holes meet valve body and valve rubberHeight where gap is higher than height where hinge joint.
If the contact area for playing sled end and valve rubber of ripping bar is too small when playing sled valve rubber can not be successfullySled has been completed, therefore, sled end can will have been played and be set as cutting-edge structure.In this way, after playing the gap of sled end alignment valve body and valve rubberContinue to agitate when making, cutting-edge structure plays a sled end and can more go deep into certain length into gap, to increase sledEnd and the contact area of valve rubber have made to agitate work more steady smooth.
There is the trample part for being fixed on the ground, such operator is using the disassembly on panel-shaped base bodyIt is easy to use as long as both feet, which are stepped on, can be fixed fixing seat on the ground in trample part when device carries out rubber disassembly.
Further, the force side is located above trample part, and the benefit being arranged in this way is easy for operator and steps onRipping bar can directly be operated by, which being made a stretch of the arm after trample part with shortest distance, exerts a force to it.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiment 10 of the valve rubber provision for disengagement of the utility model；
Fig. 2 is the structural schematic diagram of the embodiment 11 of the valve rubber provision for disengagement of the utility model；
Fig. 3 is the top view of fixing seat in Fig. 2；
In figure: 1, support column；2, ripping bar；21, sled end is played；22, force side；3, valve body；4, fixing seat；41, stampeding sectionPosition；5, bulge-structure；6, supported hole.
Specific embodiment
The embodiments of the present invention is described further with reference to the accompanying drawing.
The utility model provides the numerous embodiments of valve rubber quick-release arrangement.Such as embodiment 1, valve rubberQuick-release arrangement includes fixing seat, has the fixed structure for standing valve body in fixing seat, be additionally provided in fixing seat toA few removable unit, removable unit include fixing the hinge joint of seat fixed setting relatively, are hinged with ripping bar, ripping bar at hinge jointOne end be for rise sled valve rubber rise sled end, the other end is force side, and the linear distance of force side to hinge joint is greater thanHinge joint prizes the linear distance at end to rising, and fixed structure meets turn of the axis of valve rubber and ripping bar when valve body is fixedDynamic plane is parallel.
Embodiment 2 is further improved on the basis of embodiment 1: fixing seat includes panel-shaped base body, on panel-shaped base bodyIt is fixed with support column, one end of support column is hinged with the ripping bar.In other embodiments, fixing seat may be other knotsStructure, support column is also and non-fully necessary, as long as being fixed in fixing seat can play a supportive role, for ripping bar hinged branch therewithSupport structure.
Fixed structure can vertical or lateral standing valve body, need to only meet valve rubber when valve body is fixedAxis is parallel with the rotational plane of ripping bar.Such as embodiment 3: on the basis of embodiment 1 or 2, fixed structure is vertically solidDetermine valve body, the axis of valve rubber is vertically extending after valve body is fixed, and ripping bar rotates in perpendicular.In other embodimentsIn, fixed structure can also lateral standing valve body, the axial direction of valve rubber is laterally extended after valve body is fixed, at this point, ripping barIt is rotated in the horizontal plane to have realized sled valve rubber.
In above-mentioned three kinds of embodiments any one on the basis of, the setting of the quantity of removable unit is advanced optimized and is spread outBear embodiment 4.In example 4, there are two removable unit is set, only need an operator can be simultaneously to two in this wayThe ripping bar of removable unit exerts a force, to keep rubber disassembling section more time saving and conveniently.Certainly, in other embodiments, dismantleUnit can also only set one, or set there are three more than.
It, can be there are many arrangement when removable unit more than one.For example embodiment 5 just carries out embodiment 4It advanced optimizes, two removable units is symmetrical arranged, such ripping bar can make valve rubber stress more when playing sled endAdd uniformly, dismantles more smooth.Certainly, two removable units are symmetrical arranged a kind of only more preferably embodiment, but notIt is only limitted to this, asymmetry setting is also possible.
Embodiment 6 is arranged and the valve body for being equipped with rubber to be removed on the basis of embodiment 3 in fixing seatValve body is fixed by the four paws of standing valve body and is met will be all by four supported holes of four paws adaptation, four supported holesHeight where the gap of valve body and valve rubber is higher than height where hinge joint when your body is fixed.Fixed structure can also have itHe is arranged four and latches numerous embodiments for example, an annular groove can be arranged in fixing seat in the side wall surface of annular groove,When the four paws of valve body is placed in annular groove, four paws is close to the side wall surface of annular groove, is fixed the four paws of valve body by latchingIn the side wall surface of annular groove and meet highly be higher than where the gap of valve body and valve rubber when valve body is fixed it is hingedHeight where point.
If the contact area for playing sled end and valve rubber of ripping bar is too small when playing sled valve rubber can not be successfullySled is completed, therefore, on the basis of any one of the above embodiment, embodiment 7 will further play sled end and be set as tip knotStructure.In this way, having continued to agitate when making after playing the gap of sled end alignment valve body and valve rubber, end is prized in rising for cutting-edge structureCertain length can more be goed deep into gap, to increase the contact area at sled end and valve rubber, made to agitate work moreAdd steady smooth.Of course, it should be understood that will play sled end to be set as cutting-edge structure is that one kind is preferable to provide mode, at otherSled end is played in embodiment can also be not set to cutting-edge structure.
Fixing seat needs the state remained stationary when in view of practical application, and embodiment 8 is to the plate in embodiment 2The structure of matrix is optimized.There is the stampeding section for being fixed on the ground in embodiment 8, on panel-shaped base bodyPosition.Operator in this way is when carrying out rubber disassembly using the provision for disengagement, as long as both feet step on the stampeding section on panel-shaped base bodyFixing seat can be fixed on the ground by position, very convenient.
Embodiment 9 advanced optimizes on the basis of embodiment 8, and the force side of ripping bar is located at the top of trample part, thisSample is stepped on after trample part to be made a stretch of the arm with shortest distance convenient for operator and can directly operate ripping bar and exert a force to it.WhenSo, strictly limitation force side not must be positioned at the top of trample part, as long as meeting operator, both feet are stepped in operationArm can get at the force side of ripping bar and exert a force unobstructed after trample part.
The utility model additionally provides a kind of implementation of valve rubber provision for disengagement for having gathered a variety of preferred embodimentsExample 10 sets in fixing seat 4 as shown in Figure 1, valve rubber provision for disengagement includes fixing seat 4 and is used to vertically consolidate there are four supported holeDetermine valve body 3.It is symmetrically fixed with two support columns 1 in fixing seat 4, is hinged with ripping bar 2 on every support column 1, the one of ripping bar 2End is the sled end 21 for playing sled valve rubber, and the other end is force side 22, and the linear distance of force side 22 to hinge joint is bigThe linear distance at end 21 is prized in hinge joint.Ripping bar 2 can rotate in perpendicular, when valve body is fixed valve body with it is allHeight where the gap of your rubber is higher than height where hinge joint.The sled end 21 of rising of ripping bar 2 is cutting-edge structure.Fixing seat 4 is plateShape structure, including panel-shaped base body have the trample part 41 for being fixed on the ground on panel-shaped base body.The force of ripping barEnd 22 is located above trample part.
When playing sled valve rubber, the valve body with valve rubber is fixed in fixing seat first, operator's both feetStep on the trample part in fixing seat, then lift ripping bar made prize end alignment valve body and valve rubber gap, it is subsequentContinuous force makes full use of the principle of lever force-saving, easily realizes valve until valve rubber is pried open disengaging from valve bodyThe disassembling section of rubber, it is not only small but also easy to operate to the injury of valve body, it is time saving and energy saving.
The utility model additionally provides the embodiment 11 of valve rubber provision for disengagement, as shown in Figure 2 to Figure 3, with embodiment10 the difference is that, without fixed support column on the panel-shaped base body of fixing seat 4, but panel-shaped base body tool itself there are two toThe bulge-structure 5 of the upper appropriate height of protrusion.Bulge-structure 5 is played a supporting role, and is hinged with ripping bar on the top of bulge-structure 52.It is located at the part between two bulge-structures 5 on panel-shaped base body equipped with the four paws with the valve body for being equipped with rubber to be removedFour supported holes 6 and satisfaction of adaptation are highly higher than hinged when valve body is fixed where the gap of valve body and valve rubberHeight where point.