CN216381815U - Valve body of plunger pump valve box - Google Patents
Valve body of plunger pump valve box Download PDFInfo
- Publication number
- CN216381815U CN216381815U CN202123331592.XU CN202123331592U CN216381815U CN 216381815 U CN216381815 U CN 216381815U CN 202123331592 U CN202123331592 U CN 202123331592U CN 216381815 U CN216381815 U CN 216381815U
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- taper sleeve
- plunger pump
- chassis
- gland
- valve body
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Abstract
The utility model relates to the field of valves, in particular to a valve body of a plunger pump valve box. Including the chassis, the chassis upper end is fixed with rather than endocentric dabber, the spindle cover above the chassis is equipped with the taper sleeve, fixedly connected with gland can be dismantled in the spindle of taper sleeve top, install the rubber leather cup between gland and the taper sleeve, the circumference equipartition is provided with a plurality of direction landing legs between chassis and the taper sleeve, the direction landing leg is down L shape, fixed connection can be dismantled with taper sleeve and chassis to the direction landing leg, the inboard gland lower extreme of rubber leather cup is fixed with rather than endocentric spacing ring, the spacing ring lower extreme tightly supports the taper sleeve upper end. The plunger pump valve box is simple in structure and convenient to operate, the taper sleeve and the guide supporting leg can be detached and replaced, the rubber cup is convenient to detach and replace, the maintenance efficiency can be improved, the maintenance cost is reduced, and the use cost of the plunger pump valve box is further reduced.
Description
Technical Field
The utility model relates to the field of valves, in particular to a valve body of a plunger pump valve box.
Background
The valve body of the plunger pump valve box is always designed by the traditional design, and the sealing surface of the valve body taper sleeve and the rubber cup are easily damaged parts, so that the valve body taper sleeve, the guide supporting leg and the mandrel are frequently disassembled, assembled and replaced in field use.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problems of simple structure, convenient use, capability of disassembling and replacing a taper sleeve and a guide supporting leg, convenience for disassembling and replacing a rubber cup, capability of improving the maintenance efficiency and reduction in the maintenance cost.
In order to achieve the purpose, the utility model provides the technical scheme that:
the utility model provides a plunger pump valve case valve body, which comprises a base plate, the chassis upper end is fixed with rather than endocentric dabber, the spindle cover of chassis top is equipped with the taper sleeve, fixedly connected with gland can be dismantled to the spindle of taper sleeve top, install the rubber leather cup between gland and the taper sleeve, the circumference equipartition is provided with a plurality of direction landing legs between chassis and the taper sleeve, the direction landing leg is the shape of falling L, fixed connection can be dismantled with taper sleeve and chassis to the direction landing leg, the inboard gland lower extreme of rubber leather cup is fixed with rather than endocentric spacing ring, the spacing ring lower extreme tightly supports the taper sleeve upper end.
Specifically, set up the mounting groove of falling L shape on the chassis, the draw-in groove that corresponds with the mounting groove is seted up to the taper sleeve lower extreme, has all seted up corresponding slot on the groove bottom of the straight portion of mounting groove and on the tank bottom of draw-in groove, and direction landing leg upper portion inboard is located the mounting groove, and direction landing leg upper end is located the draw-in groove, and the upper and lower both ends of the straight portion of direction landing leg all are fixed with the inserted block, and the inserted block is pegged graft in the slot of its one side.
Specifically, the gland is in threaded connection with the mandrel.
Specifically, the outer edge of the limiting ring is in contact with the inner edge of the rubber cup.
Specifically, the lower end of the taper sleeve is in contact with the upper end of the chassis.
Specifically, the spindle above the gland is in threaded connection with a nut, and the nut tightly abuts against the upper end of the gland.
Specifically, the chassis and the mandrel are integrally formed.
Specifically, the guide support leg is in tight abutting contact with the groove wall of the mounting groove and the groove wall of the clamping groove.
Compared with the prior art, the utility model has the beneficial effects that:
the plunger pump valve box is simple in structure and convenient to operate, the taper sleeve and the guide supporting leg can be detached and replaced, the rubber cup is convenient to detach and replace, the maintenance efficiency can be improved, the maintenance cost is reduced, and the use cost of the plunger pump valve box is further reduced.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a top view of the drogue.
Fig. 3 is a bottom view of the drogue.
Fig. 4 is a top view of the chassis.
Detailed Description
As shown in fig. 1-4, a valve body of a plunger pump valve box comprises a chassis 1, a mandrel 6 concentric with the chassis 1 is fixed on the upper end of the chassis 1, the chassis 1 and the mandrel 6 are integrally formed, a taper sleeve 5 is sleeved on the mandrel 6 above the chassis 1, the lower end of the taper sleeve 5 is contacted with the upper end of the chassis 1, a gland 7 is detachably and fixedly connected on the mandrel 6 above the taper sleeve 5, the gland 7 is in threaded connection with the mandrel 6, a nut 9 is in threaded connection with the mandrel 6 above the gland 7, the nut 9 is tightly pressed against the upper end of the gland 7, a rubber cup 10 is installed between the gland 7 and the taper sleeve 5, a plurality of guiding legs 2 are uniformly distributed on the circumference between the chassis 1 and the taper sleeve 5, the guiding legs 2 are in an inverted L shape, the guiding legs 2 are detachably and fixedly connected with the taper sleeve 5 and the chassis 1, an inverted L-shaped installation groove 12 is formed on the chassis 1, a clamping groove 11 corresponding to the installation groove 12 is formed on the lower end of the taper sleeve 5, corresponding slot 4 has all been seted up on the groove bottom of the straight portion of mounting groove 12 and on the tank bottom of draw-in groove 11, and 2 upper portion inboards of direction landing leg are located mounting groove 12, and 2 upper ends of direction landing leg are located draw-in groove 11, the contact is supported tightly to the cell wall of direction landing leg 2 and mounting groove 12 and the cell wall of draw-in groove 11, and the upper and lower both ends of the straight portion of direction landing leg 2 all are fixed with inserted block 3, and inserted block 3 pegs graft in slot 4 of its one side.
The lower end of the gland 7 at the inner side of the rubber cup 10 is fixed with a limiting ring 8 which is concentric with the rubber cup, the lower end of the limiting ring 8 is tightly propped against the upper end of the taper sleeve 5, and the outer edge of the limiting ring 8 is contacted with the inner edge of the rubber cup 10.
When the valve body needs to be maintained and the rubber cup 10 is replaced, the valve body is taken out, then the nut 9 and the gland 7 are sequentially rotated and removed, and the damaged rubber cup 10 can be replaced; when the taper sleeve 5 is replaced, the nut 9 and the gland 7 are sequentially detached in a rotating mode, then the rubber cup 10 is taken down, and then the damaged taper sleeve 5 can be replaced; when changing direction landing leg 2, nut 9 and gland 7 are lifted off in the rotation in proper order, take off rubber leather cup 10 and taper sleeve 5, then can take out the change from the mounting groove 12 at its place with the direction landing leg 2 that damages, then with taper sleeve 5, rubber leather cup 10, gland 7 and nut 9 installation reset, the in-process of installation gland 7, spacing ring 8 can control the distance between gland 7 and the taper sleeve 5, prevent that gland 7 from compressing tightly the condition that can't assemble appears excessively to rubber leather cup 10, spacing ring 8 can make taper sleeve 5 tightly support chassis 1 and direction landing leg 2 simultaneously, the stability of direction landing leg 2 has been guaranteed.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. The utility model provides a plunger pump valve case valve body, which comprises a base plate, the chassis upper end is fixed with rather than endocentric dabber, the spindle cover of chassis top is equipped with the taper sleeve, fixedly connected with gland can be dismantled in the spindle of taper sleeve top, install the rubber leather cup between gland and the taper sleeve, a serial communication port, the circumference equipartition is provided with a plurality of direction landing legs between chassis and the taper sleeve, the direction landing leg is the shape of falling L, fixed connection can be dismantled with taper sleeve and chassis to the direction landing leg, the inboard gland lower extreme of rubber leather cup is fixed with rather than endocentric spacing ring, the spacing ring lower extreme tightly supports the taper sleeve upper end.
2. The valve body of the plunger pump valve box according to claim 1, wherein the bottom plate is provided with an inverted L-shaped mounting groove, the lower end of the taper sleeve is provided with a clamping groove corresponding to the mounting groove, corresponding slots are respectively formed on the bottom of the straight portion of the mounting groove and the bottom of the clamping groove, the inner side of the upper portion of the guide leg is positioned in the mounting groove, the upper end of the guide leg is positioned in the clamping groove, and the upper end and the lower end of the straight portion of the guide leg are both fixed with an insert block which is inserted into the slot on one side of the guide leg.
3. The plunger pump valve box valve body of claim 1, wherein the gland is threadably connected to the mandrel.
4. The valve body of the plunger pump valve box according to claim 1, wherein the outer edge of the limit ring is in contact with the inner edge of the rubber cup.
5. The valve body of the plunger pump valve box as claimed in claim 1, wherein the lower end of the taper sleeve is in contact with the upper end of the chassis.
6. The valve body of the plunger pump valve box as claimed in claim 1, wherein the core shaft above the gland is connected with a nut in a threaded manner, and the nut is tightly pressed against the upper end of the gland.
7. The valve body of a plunger pump valve box of claim 1, wherein the base plate is integrally formed with the mandrel.
8. The valve body of the valve box of the plunger pump as claimed in claim 1, wherein the guide leg is in abutting contact with a groove wall of the mounting groove and a groove wall of the locking groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123331592.XU CN216381815U (en) | 2021-12-28 | 2021-12-28 | Valve body of plunger pump valve box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123331592.XU CN216381815U (en) | 2021-12-28 | 2021-12-28 | Valve body of plunger pump valve box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216381815U true CN216381815U (en) | 2022-04-26 |
Family
ID=81238012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123331592.XU Active CN216381815U (en) | 2021-12-28 | 2021-12-28 | Valve body of plunger pump valve box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216381815U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115030893A (en) * | 2022-06-22 | 2022-09-09 | 烟台杰瑞石油装备技术有限公司 | Valve body and plunger pump |
-
2021
- 2021-12-28 CN CN202123331592.XU patent/CN216381815U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115030893A (en) * | 2022-06-22 | 2022-09-09 | 烟台杰瑞石油装备技术有限公司 | Valve body and plunger pump |
| CN115030893B (en) * | 2022-06-22 | 2023-09-12 | 烟台杰瑞石油装备技术有限公司 | Valve body and plunger pump |
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