CN219774980U - Damping valve structure of high-pressure pump - Google Patents
Damping valve structure of high-pressure pump Download PDFInfo
- Publication number
- CN219774980U CN219774980U CN202321081018.XU CN202321081018U CN219774980U CN 219774980 U CN219774980 U CN 219774980U CN 202321081018 U CN202321081018 U CN 202321081018U CN 219774980 U CN219774980 U CN 219774980U
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- damping
- connecting pipe
- shock absorber
- pipe
- fixedly connected
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- 238000013016 damping Methods 0.000 title claims abstract description 73
- 230000035939 shock Effects 0.000 claims description 28
- 239000006096 absorbing agent Substances 0.000 claims 14
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005381 potential energy Methods 0.000 description 2
- 238000004873 anchoring Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Details Of Valves (AREA)
Abstract
The utility model discloses a damping valve structure of a high-pressure pump, which relates to the technical field of high-pressure pumps and comprises a damping valve shell and a pipe outer limiting ring, wherein two sides of the damping valve shell are fixedly communicated with an inner connecting pipe, one end of the inner connecting pipe, which is far away from the damping valve shell, is provided with an outer connecting pipe, one end of the outer connecting pipe and one end of the inner connecting pipe are respectively and fixedly connected with the inner walls of the two pipe outer limiting rings, a damping valve body is arranged in the damping valve shell, a damping chamber is formed in the damping valve body, a sliding block is arranged in the damping chamber, one side of the sliding block penetrates through a through hole, and two damping springs II are arranged in the damping valve body. According to the utility model, through the arrangement of the damping spring II and the damping inner cavity, the device can consume longitudinal pressure, achieve the damping effect, protect the damping spring I from being oxidized by air, and prolong the service life.
Description
Technical Field
The utility model relates to the technical field of high-pressure pumps, in particular to a damping valve structure of a high-pressure pump.
Background
The high-pressure pump is a device for providing high-pressure power for high-pressure rotary spraying slurry, is used for reinforcing foundations such as buildings and highways, can also be used for high-pressure water jet-assisted rock breaking and coal dropping, underground hydraulic prop liquid supply, high-pressure water pumped by anchoring a water conservancy expansion metal anchor rod, dredging and cleaning underground large pipelines, and the like.
In the prior art, as disclosed in chinese patent CN212107363U "a high-pressure pump damper", comprising a valve body, the fixed ring of fixedly connected with on the surface of valve body, fixedly connected with fixed screw on one side of fixed ring, fixed screw keeps away from the one end fixedly connected with fixation nut of fixed ring, fixedly connected with external piece on one side of fixed screw is kept away from to the fixed ring on the surface, the jack has been seted up on the surface of fixed ring, fixedly connected with non slipping spur on the top of valve body on the surface, fixedly connected with first spring on the inner wall of valve body, the one end fixedly connected with shrink ring of valve body inner wall is kept away from to first spring.
But in the prior art, the damping direction of the damping valve for the high-pressure pump is single, only damping effect in one direction can be achieved, the sliding rod in the other direction is clamped on the wall body of the high-pressure pump, damping effect can be achieved in the same direction as the damping spring, but damping effect cannot be achieved in other directions, the sliding rod is easy to wear, and the service life of the sliding rod is reduced.
Disclosure of Invention
The utility model aims to solve the problems that the damping direction of a damping valve in the prior art is single, only damping effect in one direction can be achieved, a sliding rod in the other direction is clamped on a wall body of a high-pressure pump, damping effect can be achieved in the same direction as a damping spring, but damping effect cannot be achieved in other directions, the sliding rod is easy to wear, and the service life of the sliding rod is reduced.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a high-pressure pump damper valve structure, includes damper valve shell and outer spacing ring of pipe, the equal fixed intercommunication in both sides of damper valve shell has the interior connecting pipe, one of them the one end department that damper valve shell was kept away from to interior connecting pipe is provided with outer connecting pipe, the one end of outer connecting pipe with the one end of interior connecting pipe respectively with two the inner wall fixed connection of outer spacing ring of pipe, damper valve shell's inside is provided with damper valve body, damper valve body's inside has been seted up damping chamber, damper chamber's internally mounted has the slider, one side of slider runs through there is the through-hole, damper valve body's inside is provided with two damper springs two are located respectively the top and the bottom of slider.
Preferably, the gleitbretter is installed to the bottom of damper body, rubber gasket is installed to the bottom of gleitbretter, rubber gasket's bottom is provided with the valve rod nut, the bottom fixedly connected with hexagonal prism piece of valve rod nut, damper shell bottom inboard and valve rod nut's outside threaded connection.
Preferably, the outside of outer connecting pipe and interior connecting pipe has all cup jointed the pipe cover, the equal fixedly connected with cover of the both sides of pipe cover is interior spacing ring, the screw hole has all been seted up at the both ends of cover interior spacing ring, be provided with damping spring one between the spacing ring in outer spacing ring of pipe and the cover.
Preferably, the top fixedly connected with of shock attenuation valve body connects the round bar, the top fixedly connected with connector of connecting the round bar.
Preferably, one end of the damping spring II is fixedly connected with the inside of the damping valve body, and the other end of the damping spring II is fixedly connected with the sliding block.
Preferably, the damping valve body is in sliding connection with the sliding block.
Preferably, a round hole penetrates through the top of the damping valve shell, the diameter of the round hole is equal to that of the connecting round rod, and the inside of the round hole is movably connected with the outer side of the connecting round rod.
Compared with the prior art, the utility model has the advantages and positive effects that:
1. according to the utility model, through the arrangement of the damping spring II and the damping inner cavity, the device can consume longitudinal pressure, achieve the damping effect, protect the damping spring I from being oxidized by air, and prolong the service life.
2. According to the utility model, through the arrangement of the damping spring I and the circular pipe sleeve, the device can consume the pressure along the pipeline direction, achieves the damping effect, can protect the damping spring II from being oxidized by air, prolongs the service life, is convenient to replace, and is beneficial to continuous use.
Drawings
FIG. 1 is a schematic cross-sectional view of a portion of a high pressure pump shock absorbing valve structure according to the present utility model;
fig. 2 is a schematic perspective view of a shock absorbing valve structure of a high pressure pump according to the present utility model;
FIG. 3 is a schematic cross-sectional view of a portion of a high pressure pump shock absorbing valve structure according to the present utility model;
fig. 4 is a schematic diagram of an explosion structure of a shock absorbing valve structure of a high pressure pump according to the present utility model.
Legend description: 1. a damper valve housing; 2. an inner connecting pipe; 3. a circular pipe sleeve; 4. an outer connection tube; 5. a limiting ring outside the pipe; 6. a limit ring is sleeved in the sleeve; 7. screw holes; 8. a damping spring I; 9. a round hole; 10. a damping valve body; 11. a damping chamber; 12. damping spring II; 13. a slide block; 14. a through hole; 15. a sliding sheet; 16. a rubber gasket; 17. a valve stem nut; 18. hexagonal prism blocks; 19. connecting round rods; 20. and (5) a connector.
Detailed Description
In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.
In embodiment 1, as shown in fig. 1-4, the utility model provides a damping valve structure of a high-pressure pump, which comprises a damping valve shell 1 and a pipe outer limiting ring 5, wherein two sides of the damping valve shell 1 are fixedly communicated with an inner connecting pipe 2, one end of one inner connecting pipe 2 far away from the damping valve shell 1 is provided with an outer connecting pipe 4, one end of the outer connecting pipe 4 and one end of the inner connecting pipe 2 are fixedly connected with inner walls of the two pipe outer limiting rings 5 respectively, a damping valve body 10 is arranged in the damping valve shell 1, a damping chamber 11 is formed in the damping valve body 10, a sliding block 13 is arranged in the damping chamber 11, a through hole 14 penetrates through one side of the sliding block 13, two damping springs two 12 are arranged in the damping valve body 10, the two damping springs two 12 are respectively positioned at the top and the bottom of the sliding block 13, and oil is arranged in the damping chamber 11.
In the present utility model, when high-pressure gas passes through the damper valve, the high-pressure gas firstly contacts the side wall of the through hole 14, at this time, the transverse pressure generated by the high-pressure gas presses the inner wall of the through hole 14, so that the sliding block 13 slides in the damper chamber 11 and presses the damper spring two 12, at this time, the through hole 14 is not aligned with the inner part of the inner connecting pipe, and when the subsequent high-pressure gas passes through the through hole 14, most of the gas firstly contacts the inner wall of one end of the sliding block 13 far away from the pressed damper spring two 12, so as to generate pressure for resetting the sliding block 13, and meanwhile, the pressed damper spring two 12 releases elastic potential energy, so that the sliding block 13 slides from one end to the other end of the damper chamber 11, and repeatedly, the sliding block 13 can reciprocate in the damper chamber 11, continuously consume the transverse pressure generated by the high-pressure, so as to achieve the transverse damper effect; the oil liquid and the damping spring II 12 have larger friction force to play a role of buffering.
In embodiment 2, as shown in fig. 1-4, a sliding sheet 15 is installed at the bottom of a damper body 10, a rubber gasket 16 is installed at the bottom of the sliding sheet 15, a valve rod nut 17 is arranged at the bottom of the rubber gasket 16, a hexagonal prism block 18 is fixedly connected to the bottom of the valve rod nut 17, the inner side of the bottom of a damper housing 1 is in threaded connection with the outer side of the valve rod nut 17, circular tube sleeves 3 are sleeved on the outer sides of an outer connecting tube 4 and an inner connecting tube 2, inner limiting rings 6 are fixedly connected to two sides of the circular tube sleeves 3, screw holes 7 are formed in two ends of the inner limiting rings 6, a damper first 8 is arranged between the outer limiting rings 5 and the inner limiting rings 6, a connecting round rod 19 is fixedly connected to the top of the damper body 10, a connector 20 is fixedly connected to the top of the connecting round rod 19, one end of a damper second 12 is fixedly connected to the inner side of the damper body 10, the other end of the damper second 12 is fixedly connected to the sliding block 13, a circular hole 9 penetrates through the top of the damper housing 1, the circular hole 9 has a diameter equal to that of the connecting round rod 19, and the inner side of the circular hole 9 is movably connected to the outer side of the round rod 19.
The effect that its whole embodiment reaches is, the device receives along the pipeline orientation pressure between high-pressure pipeline, the distance between inner connecting pipe 2 and the outer connecting pipe 4 can increase or reduce, when inner connecting pipe 2 is close to outer connecting pipe 4, can tensile the damping spring one 8 in the inner connecting pipe 2 outside, the one end of damping spring one 8 can restrict inner connecting pipe 2 and continue to be close to outer connecting pipe 4 simultaneously, damping spring one 8's the other end can pull round pipe cover 3, make round pipe cover 3 be close to outer connecting pipe 4, and then make round pipe cover 3 go up the cover in spacing ring 6 that is close to outer connecting pipe 4 be close to outer spacing ring 5 on the outer connecting pipe 4, thereby damping spring one 8 between the extrusion, make damping spring one 8 drive outer connecting pipe 4 be close to inner connecting pipe 2, so relapse, make the device convert the vibrations in the pipeline orientation on the high-pressure pipe into round pipe cover 3's reciprocating motion, and through damping spring one 8 consumption, thereby reach the shock attenuation effect.
Working principle: when high-pressure gas passes through the damper valve, the side wall of the through hole 14 is contacted firstly, transverse pressure generated by the high-pressure gas can extrude the inner wall of the through hole 14 at this time, the sliding block 13 can slide in the damper chamber 11 and extrude the damper spring II 12, at this time, the through hole 14 is not aligned with the inside of the inner connecting pipe, when the subsequent high-pressure gas passes through the through hole 14, most of gas can contact the inner side wall of one end of the damper spring II 12, which is far away from the extruded by the sliding block 13, pressure for resetting the sliding block 13 is generated, meanwhile, the extruded damper spring II 12 releases elastic potential energy, the sliding block 13 slides from one end of the damper chamber 11 to the other end, so repeatedly, the sliding block 13 can do reciprocating motion in the damper chamber 11, the transverse pressure is consumed continuously, the distance between the inner connecting pipe 2 and the outer connecting pipe 4 can be increased or reduced when the inner connecting pipe 2 is close to the outer connecting pipe 4, one end of the damper spring 8 can stretch the inner connecting pipe 2, one end of the damper spring 8 can limit the inner connecting pipe 2 to be continuously close to the outer connecting pipe 4, the other end of the damper spring 8 is simultaneously, the inner pipe 3 is pulled by the inner pipe 3 to the damper spring 8, the inner pipe 3 is close to the outer pipe 3, the inner pipe 4 is driven by the outer pipe 4, the inner pipe 4 is driven by the inner pipe 4, the outer pipe 4 is driven by the reciprocating device, the inner pipe 3 is driven by the outer pipe 4, the high-end of the damper pipe 4 is driven by the inner pipe 4, and the inner pipe 4 is driven by the inner pipe 2, the inner pipe 2 and the outer pipe 2 is the outer pipe 2, and the outer pipe 2, when the inner pipe 2, and the 2, the 2 and the 2.
The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.
Claims (7)
1. The utility model provides a high-pressure pump shock-absorbing valve structure, includes shock-absorbing valve shell (1) and outside of tubes spacing ring (5), its characterized in that: the shock absorber is characterized in that two sides of the shock absorber shell (1) are fixedly communicated with an inner connecting pipe (2), one of the inner connecting pipes (2) is arranged at one end of the inner connecting pipe away from the shock absorber shell (1) and is provided with an outer connecting pipe (4), one end of the outer connecting pipe (4) and one end of the inner connecting pipe (2) are fixedly connected with two inner walls of the outer limiting rings (5) respectively, a shock absorber body (10) is arranged in the shock absorber shell (1), a shock absorber chamber (11) is formed in the shock absorber body (10), a sliding block (13) is arranged in the shock absorber chamber (11), a through hole (14) is formed in one side of the sliding block (13) in a penetrating mode, two shock absorber springs (12) are arranged in the shock absorber body (10), and the two shock absorber springs (12) are respectively arranged at the top and the bottom of the sliding block (13).
2. The high pressure pump shock absorbing valve structure according to claim 1, wherein: the shock absorber is characterized in that a sliding sheet (15) is arranged at the bottom of the shock absorber body (10), a rubber gasket (16) is arranged at the bottom of the sliding sheet (15), a valve rod nut (17) is arranged at the bottom of the rubber gasket (16), a hexagonal prism block (18) is fixedly connected to the bottom of the valve rod nut (17), and the inner side of the bottom of the shock absorber shell (1) is in threaded connection with the outer side of the valve rod nut (17).
3. The high pressure pump shock absorbing valve structure according to claim 1, wherein: the outer side of outer connecting pipe (4) and interior connecting pipe (2) has all cup jointed pipe cover (3), the equal fixedly connected with in cover spacing ring (6) in the both sides of pipe cover (3), screw hole (7) have all been seted up at the both ends of spacing ring (6) in the cover, be provided with damping spring one (8) between spacing ring (5) and the cover in the pipe outside spacing ring (6).
4. The high pressure pump shock absorbing valve structure according to claim 1, wherein: the top fixedly connected with of shock attenuation valve body (10) connects round bar (19), the top fixedly connected with connector (20) of connecting round bar (19).
5. The high pressure pump shock absorbing valve structure according to claim 1, wherein: one end of the damping spring II (12) is fixedly connected with the inside of the damping valve body (10), and the other end of the damping spring II (12) is fixedly connected with the sliding block (13).
6. The high pressure pump shock absorbing valve structure according to claim 1, wherein: the inside of the damping valve body (10) is in sliding connection with the sliding block (13).
7. The high pressure pump shock absorbing valve structure according to claim 4, wherein: the top of shock attenuation valve shell (1) is run through has round hole (9), the diameter of round hole (9) equals connect the diameter of round bar (19), the inside of round hole (9) and the outside swing joint who connects round bar (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321081018.XU CN219774980U (en) | 2023-05-04 | 2023-05-04 | Damping valve structure of high-pressure pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321081018.XU CN219774980U (en) | 2023-05-04 | 2023-05-04 | Damping valve structure of high-pressure pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219774980U true CN219774980U (en) | 2023-09-29 |
Family
ID=88105324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321081018.XU Active CN219774980U (en) | 2023-05-04 | 2023-05-04 | Damping valve structure of high-pressure pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219774980U (en) |
-
2023
- 2023-05-04 CN CN202321081018.XU patent/CN219774980U/en active Active
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| GR01 | Patent grant |