CN220505864U - Sealing compensation type ball valve - Google Patents
Sealing compensation type ball valve Download PDFInfo
- Publication number
- CN220505864U CN220505864U CN202322008186.2U CN202322008186U CN220505864U CN 220505864 U CN220505864 U CN 220505864U CN 202322008186 U CN202322008186 U CN 202322008186U CN 220505864 U CN220505864 U CN 220505864U
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- Prior art keywords
- valve
- valve core
- valve body
- rod
- core
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- 238000007789 sealing Methods 0.000 title claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 230000000149 penetrating effect Effects 0.000 claims abstract 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 238000005299 abrasion Methods 0.000 abstract description 6
- 230000005484 gravity Effects 0.000 abstract description 4
- 239000012535 impurity Substances 0.000 abstract description 4
- 230000003139 buffering effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 4
- 230000002035 prolonged effect Effects 0.000 description 4
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Taps Or Cocks (AREA)
Abstract
The utility model discloses a sealing compensation type ball valve, which comprises a valve body, wherein a valve cover is fixedly arranged at the top of the valve body, a valve rod penetrates through the top of the valve cover, a turntable is fixedly arranged at the top of the valve rod, a valve core is fixedly arranged at the bottom of the valve rod, a channel is arranged in the inner cavity of the valve core in a penetrating manner, four corners of the outer surface of the valve core are in sliding contact with a limiting mechanism, a supporting mechanism is fixedly arranged at the bottom of the valve core, the limiting mechanism comprises a resisting plate, moving grooves are formed in the top and the bottom of the inner cavity of the valve body and are positioned on two sides of the valve core, a limiting groove is formed in one side, far away from the valve core, of the moving groove, and a limiting spring is fixedly arranged on the opposite side of the inner cavity of the limiting groove, so that the sealing mechanism has the effects of supporting the valve core, filtering larger impurities, buffering the gravity of the valve core, reducing the abrasion in the ball valve, guaranteeing the sealing performance and prolonging the service life.
Description
Technical Field
The utility model relates to the technical field of ball valves, in particular to a sealing compensation type ball valve.
Background
The ball valve, the opening and closing piece (sphere) is driven by the valve rod and rotates around the axis of the ball valve. The device can also be used for regulating and controlling fluid, wherein the hard seal V-shaped ball valve has strong shearing force between the V-shaped ball core and the metal valve seat of the hard alloy for surfacing, and is particularly suitable for mediums containing fibers, tiny solid particles and the like. The multi-way ball valve can flexibly control the confluence, the diversion and the flow direction switching of the medium on the pipeline, and simultaneously can close any channel to connect the other two channels. The valve should be installed generally horizontally in the pipeline.
The traditional ball valve structure mainly comprises a valve body, a valve core, a seal and the like, after the ball valve is opened, a circulating medium can enter the valve body and flow out through a through hole of the valve core, but when the traditional partial ball valve is used, abrasion and deformation are caused by long-term rotation of the valve core, gaps are formed by deformation, and impurities in the circulating medium and the medium can remain in the gaps and cannot be discharged, so that the overall tightness of the ball valve is affected; secondly, because the mass of the valve core is larger, larger pressure can be generated on the valve body, and when the valve core is used, the abrasion on the valve core and the inner wall of the valve body can be quickened, and the tightness is reduced.
Disclosure of Invention
The utility model aims to provide a sealing compensation type ball valve, which solves the technical problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a sealed compensation formula ball valve, includes the valve body, the fixed valve gap that is provided with in top of valve body, the top of valve gap runs through and is provided with the valve rod, the fixed carousel that is provided with in top of valve rod, the bottom of valve rod runs through the valve body is fixed and is provided with the case, the inner chamber of case runs through and has seted up the passageway, the equal sliding contact in four corners of case surface has stop gear, the fixed supporting mechanism that is provided with in bottom of case.
Optionally, stop gear includes the board of keeping out, top and bottom in valve body inner chamber just are located the removal groove has all been seted up to the both sides of case, the removal groove is kept away from one side of case has been seted up the spacing groove, spacing groove inner chamber opposite side is all fixed and is provided with spacing spring, spacing spring opposite side all with the board of keeping out opposite one side fixed connection, upper and lower two the board of keeping out opposite one side all with the removal groove inner chamber opposite one side is sliding contact.
Optionally, the left and right sides two opposite sides of the board of keeping out all are fixed and are provided with the connecting plate, upper and lower two opposite sides of connecting plate are fixed and are provided with the baffle, the surface of baffle has seted up the limbers that a plurality of size equals.
Optionally, the supporting mechanism includes the bracing piece, the top of bracing piece with the bottom fixed connection of case, the cooperation has been seted up to the bottom of valve body inner chamber the standing groove that the bracing piece used, the bottom of bracing piece with the bottom of standing groove inner chamber passes through bearing swing joint, the surface movable sleeve of bracing piece is equipped with supporting spring, supporting spring's top with the bottom fixed connection of case, supporting spring's bottom with the bottom fixed connection of standing groove inner chamber.
Optionally, a first sealing ring is arranged between the valve rod and the valve core, and a second sealing ring is arranged between the supporting rod and the valve core.
Optionally, the top of valve body inner chamber has seted up the cooperation the commentaries on classics hole that the valve rod used, the baffle opposite one side with the surface of case is sliding contact, the baffle with the board of keeping out is close to one side of case is arc.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, the valve rod is controlled by the rotary table to drive the valve core in the valve body to open and close, and the valve core is contacted with the retaining plates and the connecting plates at four corners in the rotation process, so that the retaining plates extrude the limiting springs in the limiting grooves, the retaining plates and the connecting plates are tightly attached to the outer surfaces of the valve core through the compression of the limiting springs, the valve core is limited, a circulating medium flows into the inner cavity of the valve body through one side of the valve body and enters the channel through the water through holes on the surface of the baffle, and due to the smaller diameter of the water through holes, part of larger impurities in the circulating medium cannot enter the channel, so that abrasion caused in the valve core can be relieved to a certain extent, the sealing performance of the ball valve is ensured, and the service life of the ball valve is prolonged.
2. In the utility model, in the process of rotating the valve core, the valve core causes certain pressure to the support rod at the bottom, the gravity of the valve core is buffered by the support spring on the surface of the support rod, the abrasion of the valve core to the valve body caused by friction is reduced, the tightness of the ball valve is further ensured, and the service life of the ball valve is prolonged.
Drawings
FIG. 1 is a front view of the structure of the present utility model;
FIG. 2 is a front cross-sectional view of the structure of the present utility model;
FIG. 3 is an enlarged view of the B structure of FIG. 2 in accordance with the present utility model;
fig. 4 is an enlarged view of the structure a of fig. 2 in accordance with the present utility model.
In the figure: 1. a valve body; 2. a valve cover; 3. a valve stem; 4. a turntable; 5. a baffle; 6. a water through hole; 7. a retaining plate; 8. a valve core; 9. a channel; 10. a connecting plate; 11. a first seal ring; 12. a limit groove; 13. a limit spring; 14. a second seal ring; 15. a support rod; 16. a support spring; 17. and (5) placing a groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Embodiment one:
referring to fig. 1 to 4, the present utility model provides a technical solution: the utility model provides a sealed compensation formula ball valve, includes valve body 1, and the fixed valve gap 2 that is provided with in top of valve body 1, the top of valve gap 2 runs through and is provided with valve rod 3, and the fixed carousel 4 that is provided with in top of valve rod 3, and valve rod 3's bottom runs through valve body 1 and is fixedly provided with case 8, and the inner chamber of case 8 runs through and has seted up passageway 9.
More specifically, in this embodiment, the valve rod 3 is controlled by the rotary disk 4 to drive the valve core 8 inside the valve body 1 to open and close, the flowing medium flows out through the channel 9 inside the valve core 8 in the open state, the limiting mechanism can fix and limit the valve core 8, the supporting mechanism buffers and supports the gravity of the valve core 8, the sealing performance of the ball valve is ensured, and the service life of the ball valve is prolonged.
Furthermore, the four corners of case 8 surface all sliding contact has stop gear, stop gear includes the butt plate 7, the removal groove has all been seted up to the top and the bottom of valve body 1 inner chamber and the both sides that are located case 8, the limit groove 12 has been seted up to one side that the case 8 was kept away from to the removal groove, limit spring 13 has all been fixedly provided with to one side opposite in the inner chamber of limit groove 12, one side opposite in limit spring 13 all is fixedly connected with one side opposite in butt plate 7, one side opposite in both upper and lower butt plate 7 all is sliding contact with one side opposite in the removal groove inner chamber, the butt plate 7 is the fixed connecting plate 10 that is provided with in one side opposite in both sides, the fixed baffle 5 that is provided with in one side opposite in upper and lower two connecting plates 10, a plurality of water through hole 6 that the size is equal has been seted up on the surface of baffle 5.
It is worth to say that, case 8 is in the rotation in-process, with the butt plate 7 and the connecting plate 10 of four corners contact each other, make butt plate 7 extrude spacing spring 13 in the spacing groove 12, through the compression of spacing spring 13, can make butt plate 7 and connecting plate 10 closely laminate with the surface of case 8, spacing to case 8, the circulation medium flows into the valve body 1 inner chamber through one side of valve body 1, the through-hole 6 through baffle 5 surface gets into in the passageway 9, because the diameter of through-hole 6 is less for the partly great impurity in the circulation medium can't get into in the passageway 9, can alleviate the wearing and tearing that cause in the case 8 to a certain extent, guaranteed the sealing performance of ball valve, and improved the life of ball valve.
Furthermore, the bottom of case 8 is fixed to be provided with supporting mechanism, and supporting mechanism includes bracing piece 15, and the standing groove 17 that the cooperation bracing piece 15 used has been seted up to the bottom of bracing piece 15 and the bottom fixed connection of case 8, and the standing groove 17 inner chamber's of cooperation bracing piece 15 bottom and standing groove 17 inner chamber bottom pass through bearing swing joint, and the surface movable sleeve of bracing piece 15 is equipped with supporting spring 16, and supporting spring 16's top and the bottom fixed connection of case 8, supporting spring 16's bottom and the bottom fixed connection of standing groove 17 inner chamber.
It is worth to say that, in the process that the valve core 8 rotates, the valve core 8 causes certain pressure to the supporting rod 15 in the bottom placing groove 17, the gravity of the valve core 8 is buffered through the supporting spring 16 on the surface of the supporting rod 15, the abrasion of the valve core 8 to the valve body 1 caused by friction is reduced, the sealing performance of the ball valve is further guaranteed, and the service life of the ball valve is prolonged.
Embodiment two:
on the basis of the above embodiment, a first sealing ring 11 is arranged between the valve rod 3 and the valve core 8, a second sealing ring 14 is arranged between the supporting rod 15 and the valve core 8, a rotating hole matched with the valve rod 3 is formed in the top of the inner cavity of the valve body 1, one side of the baffle 5 opposite to the outer surface of the valve core 8 is in sliding contact, and one side of the baffle 5 and the resisting plate 7 close to the valve core 8 is arc-shaped.
More specifically, in this embodiment, by providing the first seal ring 11, the flowing medium can be prevented from entering the gap between the valve stem 3 and the valve core 8, and the second seal ring 14 can prevent the medium from staying in the placement groove 17, preventing the medium from entering the gap, and affecting the tightness; the baffle 5 and the side of the retaining plate 7, which is close to the valve core 8, are arc-shaped, so that the contact surface can be tightly attached to the outer surface of the valve core 8, the valve core 8 is effectively fixed and limited, and the sealing performance and the practicability of the ball valve are improved.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a sealed compensation formula ball valve, includes valve body (1), its characterized in that: the valve comprises a valve body (1), and is characterized in that a valve cover (2) is fixedly arranged at the top of the valve body (1), a valve rod (3) is arranged at the top of the valve cover (2) in a penetrating manner, a rotary table (4) is fixedly arranged at the top of the valve rod (3), a valve core (8) is fixedly arranged at the bottom of the valve rod (3) in a penetrating manner through the valve body (1), and a channel (9) is arranged in an inner cavity of the valve core (8) in a penetrating manner;
four corners of the outer surface of the valve core (8) are in sliding contact with limit mechanisms;
the bottom of the valve core (8) is fixedly provided with a supporting mechanism;
the support mechanism includes: the support rod (15), the top of support rod (15) with the bottom fixed connection of case (8), the cooperation has been seted up to the bottom of valve body (1) inner chamber standing groove (17) that support rod (15) used, the bottom of support rod (15) with the bottom of standing groove (17) inner chamber passes through bearing swing joint, the surface movable sleeve of support rod (15) is equipped with supporting spring (16), the top of supporting spring (16) with the bottom fixed connection of case (8), the bottom of supporting spring (16) with the bottom fixed connection of standing groove (17) inner chamber.
2. The seal compensating ball valve of claim 1, wherein: the limit mechanism comprises:
the valve body is characterized by comprising a retaining plate (7), wherein the top and the bottom of the inner cavity of the valve body (1) are respectively provided with a movable groove, the movable grooves are far away from one side of the valve core (8), limiting grooves (12) are respectively and fixedly arranged on one opposite side of the inner cavity of each limiting groove (12), limiting springs (13) are respectively and fixedly connected with one opposite side of the retaining plate (7), and the opposite sides of the retaining plate (7) are respectively and fixedly connected with one opposite side of the inner cavity of each movable groove in a sliding manner.
3. The seal compensating ball valve of claim 2, wherein: the left and right sides that are opposite to the butt plate (7) are fixedly provided with a connecting plate (10), the upper and lower sides that are opposite to the connecting plate (10) are fixedly provided with a baffle (5), and the surface of the baffle (5) is provided with a plurality of water holes (6) with equal size.
4. The seal compensating ball valve of claim 1, wherein: a first sealing ring (11) is arranged between the valve rod (3) and the valve core (8), and a second sealing ring (14) is arranged between the supporting rod (15) and the valve core (8).
5. A seal compensating ball valve as in claim 3 wherein: the top of valve body (1) inner chamber is offered and is cooperateed the commentaries on classics hole that valve rod (3) used, the relative one side of baffle (5) with the surface of case (8) is sliding contact, baffle (5) with the one side that is close to of butt plate (7) case (8) is the arc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322008186.2U CN220505864U (en) | 2023-07-27 | 2023-07-27 | Sealing compensation type ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322008186.2U CN220505864U (en) | 2023-07-27 | 2023-07-27 | Sealing compensation type ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220505864U true CN220505864U (en) | 2024-02-20 |
Family
ID=89870210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322008186.2U Active CN220505864U (en) | 2023-07-27 | 2023-07-27 | Sealing compensation type ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220505864U (en) |
-
2023
- 2023-07-27 CN CN202322008186.2U patent/CN220505864U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |