CN206682332U - A kind of slush pump valve valve arrangement - Google Patents
A kind of slush pump valve valve arrangement Download PDFInfo
- Publication number
- CN206682332U CN206682332U CN201720407768.XU CN201720407768U CN206682332U CN 206682332 U CN206682332 U CN 206682332U CN 201720407768 U CN201720407768 U CN 201720407768U CN 206682332 U CN206682332 U CN 206682332U
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- Prior art keywords
- valve
- rubber
- slush pump
- boss
- centralizer
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- 229920001971 elastomer Polymers 0.000 claims abstract description 53
- 239000007788 liquid Substances 0.000 claims abstract description 7
- 230000000994 depressogenic effect Effects 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 238000005255 carburizing Methods 0.000 claims description 5
- 238000010791 quenching Methods 0.000 claims description 5
- 230000000171 quenching effect Effects 0.000 claims description 5
- 229910021529 ammonia Inorganic materials 0.000 claims 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims 1
- -1 poly- ammonia Ester Chemical class 0.000 claims 1
- 238000007789 sealing Methods 0.000 description 14
- 239000012530 fluid Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 241001484259 Lacuna Species 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
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- Check Valves (AREA)
- Details Of Reciprocating Pumps (AREA)
Abstract
The utility model discloses a kind of slush pump valve valve arrangement, including valve seat, valve cover, valve rubber, valve body, back-moving spring and centralizer, the valve rubber is arranged on the inside of the valve seat, the external screw thread of the valve cover lower end is engaged with the internal thread of the valve seat upper end, external screw thread on the centralizer outer wall is engaged with the internal thread of the valve cover upper end, the middle part of the centralizer is provided with a boss and pilot hole, it is provided with around the boss and is no less than four liquid discharge grooves, the valve body lower end is hemisphere, upper end is lead, the lead is arranged in the pilot hole, described back-moving spring one end is sheathed on the boss, the other end is sheathed on the lead, the hemisphere of the valve body is against under the thrust of the back-moving spring in the outer inclined-plane of the valve rubber.Slush pump valve valve arrangement of the present utility model has the advantages of good airproof performance, service life is long.
Description
Technical field
Valve valve technology field is the utility model is related to, more particularly to a kind of slush pump valve valve arrangement.
Background technology
Valve valve is the important component of slush pump, most important to the performance of slush pump.The major function of slush pump
It is to suck low-pressure fluid from suction side and be converted into high-pressure fluid to discharge from outlet side.
Traditional valve valve includes valve rubber, valve body and valve seat, such as a kind of anti-pricked standing valve of Chinese patent
(publication number：CN205172921U, April 20 2016 day for announcing).Valve rubber, valve body and valve seat bear mud for a long time
The high-pressure fluid mediums such as slurry, gravel wash away, worn, and are greatly to test to the overall toughness that is hit of valve valve, wearability,
The service life of valve valve can stream time by directly affect slush pump.But valve valve is fragile part, valve
The taper sealing of valve and slurry pump head is the hard sealing to realize by tapered surface cooperation, and mud pump head is in height repeatedly
Under the conversion of pressure, vibratory impulse can be caused to valve valve, reduce hard sealing property.And valve rubber in valve body cone repeatedly
Direct shock under, the conical surface easily damages, and the conical surface of valve body is directly hit valve seat causes to damage, cause sealing lose
Effect, it has to change valve valve.
The quality of valve valve performance significantly impacts being smoothed out for drillng operation, improves the sealing property of valve valve and carries
High service life have become it is a kind of there is an urgent need to.
Utility model content
The purpose of this utility model is to provide a kind of slush pump valve valve arrangement, to solve to ask existing for above-mentioned prior art
Topic, is improved the sealing property of valve valve, and extend the service life of valve valve.
To achieve the above object, the utility model provides following scheme：
The utility model provides a kind of slush pump valve valve arrangement, including valve seat, valve cover, valve rubber, valve
Body, back-moving spring and centralizer, the valve rubber are arranged on the inside of the valve seat, and the upper end of the valve seat is provided with interior
Screw thread, the upper and lower ends of the valve cover are provided with external screw thread, the external screw thread of the valve cover lower end and the valve seat upper end
Internal thread is engaged, and the lower surface of the valve cover is alignd with the upper surface of the valve rubber, and the valve cover upper end is also
Provided with internal thread, the outer wall of the centralizer is provided with external screw thread, external screw thread and the valve cover on the centralizer outer wall
The internal thread of upper end is engaged, and the middle part of the centralizer is provided with a boss and pilot hole, is provided with and is no less than around the boss
Four liquid discharge grooves, the valve body lower end are hemisphere, and upper end is lead, and the lead is arranged in the pilot hole
In, described back-moving spring one end is sheathed on the boss, and the other end is sheathed on the lead, the hemisphere of the valve body
Body is against under the thrust of the back-moving spring in the outer inclined-plane of the valve rubber.
Preferably, the lower end outside of the valve seat is provided with taper face, and the middle part or top of the taper face are provided with a square
Connected in star, O-ring seal is arranged with the rectangular recess.
Preferably, the inside of the valve seat is provided with a depressed part, and the lower plane of the valve rubber is provided with a projection
Portion, the lug boss are embedded in the depressed part, and the medial surface on the outer inclined-plane and the valve seat of the valve rubber fits.
Preferably, the hemispheroidal top of the valve body is provided with an arc-shaped recess portion.
Preferably, rectangle gasket ring is provided between the lower surface of the valve cover and the upper surface of the valve rubber.
Preferably, the quantity of the liquid discharge groove is 4-6, is evenly arranged around the boss.
Preferably, the lead coordinates with the guiding interporal lacuna.
Preferably, the material of the valve rubber is polyurethane.
Preferably, the material of the valve seat and the valve body is 20CrMnTi, the inner surface of the valve seat and institute
The hemispheroidal arc surface of valve body is stated through over carburizing, Quenching Treatment.
The utility model achieves following technique effect relative to prior art：
Slush pump valve valve arrangement disclosed in the utility model is provided with centralizer and back-moving spring, is pumped out in mud pump head
Pressure can make valve body gradually mobile to valve rubber and finally slowly be against in the outer inclined-plane of valve rubber when smaller, solve
Traditional valve valve ball can be clashed under the drive of mud valve rubber the problem of, improve valve rubber uses the longevity
Life.
Centralizer can ensure that valve body keeps aliging with valve rubber, form reliable linear contact lay and seal.
When the cavity volume of mud pump head is in negative pressure, valve body is against valve in the presence of back-moving spring and negative pressure simultaneously
In the outer inclined-plane of rubber, the sealing property of slush pump valve valve is improved.The O-ring seal set in the taper face of valve seat can
Valve seat is set to remain to keep sealing with slush pump under the impact shock of mud pump head.
Valve seat and valve body can improve its case hardness through over carburizing, Quenching Treatment, improve valve seat and valve body
Service life.
Therefore, slush pump valve valve arrangement of the present utility model has the advantages of good seal performance, service life is long.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
In the required accompanying drawing used be briefly described, it should be apparent that, drawings in the following description are only of the present utility model
Some embodiments, for those of ordinary skill in the art, without having to pay creative labor, can also basis
These accompanying drawings obtain other accompanying drawings.
Fig. 1 is the structural representation of the utility model slush pump valve valve；
Wherein, 1- valve seats, 2-O type sealing rings, 3- valve rubber, 4- hemispheres, 5- back-moving springs, the discharge of 6- liquid
Groove, 7- valve covers, 8- rectangle gasket rings, 9- depressed parts, 10- lug bosses, 11- leads, 12- boss, 13- pilot holes, 14- rightings
Device, 15- arc-shaped recess.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
The purpose of this utility model is to provide a kind of slush pump valve valve arrangement, to solve to ask existing for above-mentioned prior art
Topic, is improved the sealing property of valve valve, and extend the service life of valve valve.
To enable above-mentioned purpose of the present utility model, feature and advantage more obvious understandable, below in conjunction with the accompanying drawings and tool
Body embodiment is described in further detail to the utility model.
As shown in figure 1, a kind of slush pump valve valve arrangement is present embodiments provided, including valve seat 1, valve cover 7, valve
Rubber 3, valve body, back-moving spring 5 and centralizer 14.The lower end outside of valve seat 1 is provided with taper face, and the top of taper face is provided with
One rectangular recess, O-ring seal 2 is arranged with rectangular recess.Valve rubber 3 is arranged on the inside of valve seat 1, valve seat 1
Inside is provided with a depressed part 9, and the lower plane of valve rubber 3 is provided with a lug boss 10, and lug boss 10 is embedded in depressed part 9, made
Valve rubber 3 is reliably connected with valve seat 1, and the medial surface on the outer inclined-plane and valve seat 1 of valve rubber 3 fits.Valve seat 1
Upper end is provided with internal thread, and the upper and lower ends of valve cover 7 are provided with external screw thread, external screw thread and the upper end of valve seat 1 of the lower end of valve cover 7
Internal thread is engaged.The lower surface of valve cover 7 is alignd with the upper surface of valve rubber 3, and is provided with rectangle gasket ring 8 therebetween.
The upper end of valve cover 7 is additionally provided with internal thread, and the outer wall of centralizer 14 is provided with external screw thread, the external screw thread on the outer wall of centralizer 14 with it is all
You are engaged the internal thread of 7 upper ends of cover, and the middle part of centralizer 14 is provided with a boss 12 and pilot hole 13, around 12 uniform cloth of boss
Four liquid discharge grooves 6 are equipped with, valve body lower end is hemisphere 4, and the top of hemisphere 4 is provided with an arc-shaped recess portion 15, arc
Main its of depressed part 15 dredges the effect of fluid, while can reduce the axial length of hemisphere 4；The upper end of valve body is lead
11, lead 11 is arranged in pilot hole 13, and lead 11 coordinates with the gap of pilot hole 13.The one end of back-moving spring 5 is sheathed on
On boss 12, the other end is sheathed on lead 11, and the hemisphere 4 of valve body is against valve rubber under the thrust of back-moving spring 5
In the outer inclined-plane of skin 3.The material of valve rubber 3 is preferably polyurethane, to improve the hardness of valve rubber 3 and toughness.Valve seat 1
Material with valve body is preferably 20CrMnTi, the arc surface of the inner surface of valve seat 1 and the hemisphere 4 of valve body preferably through
Carburizing, Quenching Treatment, to improve case hardness.
Slush pump valve valve arrangement disclosed in the present embodiment is provided with centralizer 14 and back-moving spring 5, is pumped out in mud pump head
Pressure it is smaller when valve body can be made gradually to be moved to valve rubber 3 and be finally slowly against in the outer inclined-plane of valve rubber 3,
Solving the problems, such as traditional valve valve ball can clash valve rubber 3 under the drive of mud, improve valve rubber 3
Service life.Centralizer 14 can ensure that valve body keeps aliging with valve rubber 3, form reliable linear contact lay and seal.This reality
Be provided with centralizer 14 and back-moving spring 5 with new disclosed slush pump valve valve arrangement, mud pump head to pump out pressure smaller
When valve body can be made gradually to be moved to valve rubber 3, be finally slowly against in the outer inclined-plane of valve rubber 3, solve biography
The valve valve ball of system can be clashed under the drive of mud valve rubber 3 the problem of, improve valve rubber 3 use the longevity
Life.Centralizer 14 can ensure that valve body keeps aliging with valve rubber 3, form reliable linear contact lay and seal.If valve rubber 3
Sealing property between valve body is slightly decreased, can by the way that the bottom of valve cover 7 is more screwed in into the top of valve seat 1, with
Force rectangle gasket ring 8 to oppress the upper surface of valve rubber 3, and then the outer inclined-plane of valve rubber 3 is inwardly extended a certain distance,
To recover the sealing between valve rubber 3 and valve body.When the cavity volume of mud pump head is in negative pressure, valve body is simultaneously multiple
It is against in the presence of position spring 5 and negative pressure in the outer inclined-plane of valve rubber 3, improves the sealing property of slush pump valve valve.It is all
The O-ring seal 2 set in the taper face of your seat 1 can be such that valve seat 1 is remained under the impact shock of mud pump head and slush pump
Keep sealing.Valve seat 1 and valve body can improve its case hardness through over carburizing, Quenching Treatment, improve valve seat 1 and valve body
Service life.To sum up, slush pump valve valve arrangement of the present utility model has the advantages of good seal performance, service life is long.
Apply specific case in this specification to be set forth principle of the present utility model and embodiment, the above is real
The explanation for applying example is only intended to help and understands method and its core concept of the present utility model；Meanwhile for the general of this area
Technical staff, according to thought of the present utility model, there will be changes in specific embodiments and applications.To sum up institute
State, this specification content should not be construed as to limitation of the present utility model.
Claims (9)
- A kind of 1. slush pump valve valve arrangement, it is characterised in that：Including valve seat, valve cover, valve rubber, valve body, reset Spring and centralizer, the valve rubber are arranged on the inside of the valve seat, and the upper end of the valve seat is provided with internal thread, institute The upper and lower ends for stating valve cover are provided with external screw thread, the external screw thread of the valve cover lower end and the internal thread phase of the valve seat upper end Coordinate, and the lower surface of the valve cover is alignd with the upper surface of the valve rubber, the valve cover upper end is additionally provided with interior spiral shell Line, the outer wall of the centralizer are provided with external screw thread, and the external screw thread on the centralizer outer wall is interior with the valve cover upper end Screw thread is engaged, and the middle part of the centralizer is provided with a boss and pilot hole, is provided with around the boss and is no less than four liquid Groove is discharged, the valve body lower end is hemisphere, and upper end is lead, and the lead is arranged in the pilot hole, described Back-moving spring one end is sheathed on the boss, and the other end is sheathed on the lead, and the hemisphere of the valve body is in institute State and be against under the thrust of back-moving spring in the outer inclined-plane of the valve rubber.
- 2. slush pump valve valve arrangement according to claim 1, it is characterised in that：The lower end outside of the valve seat is provided with Taper face, the middle part or top of the taper face are provided with a rectangular recess, O-ring seal are arranged with the rectangular recess.
- 3. slush pump valve valve arrangement according to claim 1, it is characterised in that：It is recessed that the inside of the valve seat is provided with one The portion of falling into, the lower plane of the valve rubber are provided with a lug boss, and the lug boss is embedded in the depressed part, the valve rubber The medial surface on the outer inclined-plane and the valve seat of skin fits.
- 4. slush pump valve valve arrangement according to claim 1, it is characterised in that：The hemispheroidal top of the valve body Provided with an arc-shaped recess portion.
- 5. slush pump valve valve arrangement according to claim 1, it is characterised in that：The lower surface of the valve cover with it is described Rectangle gasket ring is provided between the upper surface of valve rubber.
- 6. slush pump valve valve arrangement according to claim 1, it is characterised in that：The quantity of the liquid discharge groove is 4- 6, it is evenly arranged around the boss.
- 7. slush pump valve valve arrangement according to claim 1, it is characterised in that：Between the lead and the pilot hole Gap coordinates.
- 8. slush pump valve valve arrangement according to claim 1, it is characterised in that：The material of the valve rubber is poly- ammonia Ester.
- 9. slush pump valve valve arrangement according to claim 1, it is characterised in that：The valve seat and the valve body Material is 20CrMnTi, the hemispheroidal arc surface of the inner surface of the valve seat and the valve body through over carburizing, quenching at Reason.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720407768.XU CN206682332U (en) | 2017-04-18 | 2017-04-18 | A kind of slush pump valve valve arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720407768.XU CN206682332U (en) | 2017-04-18 | 2017-04-18 | A kind of slush pump valve valve arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206682332U true CN206682332U (en) | 2017-11-28 |
Family
ID=60403372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720407768.XU Active CN206682332U (en) | 2017-04-18 | 2017-04-18 | A kind of slush pump valve valve arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206682332U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108869809A (en) * | 2018-08-14 | 2018-11-23 | 合肥精创科技有限公司 | A kind of ceramic cage valve of high pressure slurry pump |
| CN111140489A (en) * | 2019-12-27 | 2020-05-12 | 江苏万川液压机械设备有限公司 | Three-way low-damping double-acting one-way valve |
| CN112728155A (en) * | 2020-12-28 | 2021-04-30 | 中科新天地（合肥）环保科技有限公司 | Sealing structure for lift valve of incinerator |
| RU2788779C1 (en) * | 2022-08-10 | 2023-01-24 | Публичное акционерное общество "Татнефть" им. В.Д. Шашина | Submersible pump valve |
-
2017
- 2017-04-18 CN CN201720407768.XU patent/CN206682332U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108869809A (en) * | 2018-08-14 | 2018-11-23 | 合肥精创科技有限公司 | A kind of ceramic cage valve of high pressure slurry pump |
| CN111140489A (en) * | 2019-12-27 | 2020-05-12 | 江苏万川液压机械设备有限公司 | Three-way low-damping double-acting one-way valve |
| CN112728155A (en) * | 2020-12-28 | 2021-04-30 | 中科新天地（合肥）环保科技有限公司 | Sealing structure for lift valve of incinerator |
| CN112728155B (en) * | 2020-12-28 | 2021-12-21 | 中科新天地（合肥）环保科技有限公司 | Sealing structure for lift valve of incinerator |
| RU2788779C1 (en) * | 2022-08-10 | 2023-01-24 | Публичное акционерное общество "Татнефть" им. В.Д. Шашина | Submersible pump valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Slush pump valve structure Effective date of registration: 20190226 Granted publication date: 20171128 Pledgee: Huizhou Commercial Bank Co.,Ltd. Xiuning Branch Pledgor: Huangshan Huirun Machinery Co.,Ltd. Registration number: 2019340000115 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20171128 Pledgee: Huizhou Commercial Bank Co.,Ltd. Xiuning Branch Pledgor: Huangshan Huirun Machinery Co.,Ltd. Registration number: 2019340000115 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |