CN220151934U - Valve ball with sealing function - Google Patents
Valve ball with sealing function Download PDFInfo
- Publication number
- CN220151934U CN220151934U CN202321371478.6U CN202321371478U CN220151934U CN 220151934 U CN220151934 U CN 220151934U CN 202321371478 U CN202321371478 U CN 202321371478U CN 220151934 U CN220151934 U CN 220151934U
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- China
- Prior art keywords
- ring
- valve
- valve rod
- ball
- spring
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- 238000007789 sealing Methods 0.000 title claims abstract description 48
- 239000000428 dust Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Abstract
The utility model discloses a valve ball with a sealing function, which comprises a ball body, wherein a circulation channel is arranged in the center of the ball body, a valve rod hole is formed in the upper end of the ball body, a valve rod is inserted into the valve rod hole, annular grooves are formed in the left end, the right end, the front end and the rear end of the ball body, a plurality of first springs are fixedly arranged in the annular grooves, a ring is embedded in the annular grooves, one end, close to the first springs, of the ring is fixedly connected with the corresponding first springs, one surface, far away from the first springs, of the ring is an arc-shaped surface, and the arc-shaped surface is matched with the outer surface of the ball body; the ball body can realize effective sealing with the ball valve.
Description
Technical Field
The utility model relates to the technical field of valve spheres, in particular to a valve sphere with a sealing function.
Background
The ball body is an important component in the ball valve, a medium channel with a circular cross section is usually arranged on the ball body, and when the ball valve is used, people usually drive the valve rod to drive the ball body to rotate, so that the flow of the valve can be regulated and controlled according to the opening size of the medium channel on the ball body; in order to prevent leakage of the medium, the tightness between the ball and the ball valve is particularly important.
The Chinese utility model leakage-proof abnormal channel metal sealing ball with the publication number of CN217003196U in the prior art seals the upper end of the valve ball through the second sealing ring, and props against the second sealing ring through the elastic force of the spring, thereby playing a role in compressing, effectively preventing leakage caused by gaps left between the upper end of the valve ball and the upper valve seat of the valve, and installing the sealing strip in the clamping groove, further preventing leakage between the valve ball and the valve and improving the sealing performance; however, the valve rod penetrates through the upper end of the ball body, the second sealing ring and the spring arranged on the valve rod can reduce the sealing performance of the valve rod after being used for a long time, the risk of leakage still exists, the second sealing ring and the spring are required to be frequently replaced, the cost is increased, and in addition, the sealing performance between the ball body and the valve seat is particularly important, so the ball body with the filtering function is provided.
Disclosure of Invention
The utility model aims to provide a valve ball body with a sealing function, and the ball body can be effectively sealed with a ball valve.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a valve spheroid with sealing function, includes the spheroid body, spheroid body center is equipped with the circulation passageway, spheroid body upper end is equipped with the valve rod hole, be equipped with the valve rod in the valve rod hole interpolation, both ends and front and back both sides all are equipped with the ring channel about the spheroid body, the ring channel internal fixation is equipped with a plurality of springs one, the embedding is equipped with the ring in the ring channel, the ring is close to one end of spring one with corresponding spring one fixed connection, the ring is kept away from the one side of spring one is the arcwall face, the arcwall face with the surface phase-match of spheroid body.
By adopting the technical scheme, the utility model has the following advantages:
according to the utility model, the valve rod hole and the valve rod are arranged, so that the valve rod does not penetrate through the upper end of the sphere body, and therefore, the risk of medium leakage at the joint of the valve rod and the sphere body can be effectively reduced; according to the utility model, the first spring and the ring are arranged, so that when the valve seat is propped against the ring, the first spring can give the ring pressure to the valve seat, the tightness between the ring and the valve seat is enhanced, and leakage of a medium can be effectively prevented.
Furthermore, the inner ring side and the outer ring side of the ring close to the first surface of the spring are fixedly provided with clamping rings, the positions of the annular grooves corresponding to the clamping rings are respectively provided with a clamping groove, and the clamping rings are clamped in the clamping grooves.
By adopting the technical scheme, the utility model has the following advantages:
the clamping ring and the clamping groove are arranged, so that the ring can be effectively prevented from falling out of the annular groove.
Further, a sealing rubber sleeve is sleeved outside the sphere body.
By adopting the technical scheme, the utility model has the following advantages:
the sealing rubber sleeve plays a role in wrapping the annular ring and the ball body, so that the radian of the contact position between the annular ring and the ball body is more moderate, and when the ball body rotates, the valve seat can effectively move to the corresponding annular ring to abut against the annular ring to realize sealing, and the valve seat cannot be clamped by the protruding annular ring.
Further, the upper end of the ball body is provided with a plurality of through grooves, the lower ends of the through grooves are all provided with transverse grooves, one end of each transverse groove, which is far away from the valve rod, is fixedly provided with a second spring, one end of the second spring, which is close to the valve rod, is fixedly provided with a clamping block, the valve rod is provided with a fixed groove corresponding to the position of each transverse groove, and one end, which is far away from the second spring, of the clamping block is clamped in the corresponding fixed groove.
By adopting the technical scheme, the utility model has the following advantages:
the ball body and the valve rod can be fixedly connected through the arrangement of the spring II and the clamping block, and compared with the plug-in connection in the prior art, the ball body and the valve rod are not easy to separate, and the ball is safer to use.
Further, an adjusting column is fixedly arranged at the upper end of one side, close to the second spring, of the clamping block, the adjusting column extends to the upper end of the through groove to be parallel to the through groove, and inner notches are formed in the upper end of the adjusting column.
By adopting the technical scheme, the utility model has the following advantages:
the adjusting column and the inner notch are arranged, so that the clamping block can be driven to leave the fixed groove by pushing the adjusting column through the inner notch, at the moment, the ball body and the valve rod can be separated, and the installation and the disassembly are very convenient.
Furthermore, a sealing cover is sleeved outside the valve rod, and the sealing cover is fixedly connected with the upper end of the sphere body through a bolt.
By adopting the technical scheme, the utility model has the following advantages:
the sealing cover of the utility model has the function of preventing dust and impurities from falling into the through groove.
Drawings
The utility model will be further described with reference to the drawings and examples.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the structure of the rubber sleeve with the seal removed;
FIG. 3 is a schematic cross-sectional view of the present utility model;
FIG. 4 is an enlarged schematic view of the structure of FIG. 3A according to the present utility model;
fig. 5 is an enlarged view of the structure of fig. 3B according to the present utility model.
Reference numerals: 1. a sphere body; 101. a flow channel; 102. a valve stem bore; 2. sealing the rubber sleeve; 3. a valve stem; 301. a fixing groove; 4. sealing cover; 5. a loop; 501. a collar; 6. a through groove; 601. a transverse groove; 7. an adjusting column; 701. an inner recess; 8. a second spring; 9. an annular groove; 901. a clamping groove; 10. a clamping block; 11. and a first spring.
Detailed Description
As shown in fig. 1 to 4, in the specific embodiment, a valve ball with a sealing function comprises a ball body 1, wherein a circulation channel 101 is arranged in the center of the ball body 1, a valve rod hole 102 is arranged at the upper end of the ball body 1, a valve rod 3 is inserted into the valve rod hole 102, annular grooves 9 are formed in the left end, the right end, the front side and the rear side of the ball body 1, a plurality of first springs 11 are fixedly arranged in the annular grooves 9, a ring 5 is embedded in the annular grooves 9, one end, close to the first springs 11, of the ring 5 is fixedly connected with the corresponding first springs 11, one surface, far away from the first springs 11, of the ring 5 is an arc surface, and the arc surface is matched with the outer surface of the ball body 1; the inner ring side and the outer ring side of the ring 5, which are close to the first spring 11, are fixedly provided with clamping grooves 901, and the positions of the annular grooves 9 corresponding to the clamping grooves 501 are respectively provided with clamping grooves 901, and the clamping grooves 501 are clamped in the clamping grooves 901; the ball body 1 is sleeved with a sealing rubber sleeve 2.
Through the arrangement, the valve rod hole 102 and the valve rod 3 are arranged, so that the valve rod 3 does not penetrate through the upper end of the sphere body 1, and the risk of medium leakage at the joint of the valve rod 3 and the sphere body 1 can be effectively reduced; according to the utility model, the first spring 11 and the annular ring 5 are arranged, so that when the valve seat is propped against the annular ring 5, the first spring 11 can give the annular ring 5 pressure to the valve seat, the tightness between the annular ring 5 and the valve seat is enhanced, and leakage of a medium can be effectively prevented; the collar 501 and the clamping groove 901 are arranged, so that the ring 5 can be effectively prevented from falling out of the annular groove 9; the sealing rubber sleeve 2 plays a role in wrapping the annular ring 5 and the ball body 1, so that the radian of the contact position between the annular ring 5 and the ball body 1 is more moderate, and when the ball body 1 rotates, the valve seat can effectively move to the position of the corresponding annular ring 5 to abut against the annular ring 5 to realize sealing, and the valve seat cannot be clamped by the protruding annular ring 5.
As shown in fig. 1, 3 and 5, the upper end of the ball body 1 is provided with a plurality of through grooves 6, the lower ends of the through grooves 6 are all provided with transverse grooves 601, one end of the transverse grooves 601, which is far away from the valve rod 3, is fixedly provided with a second spring 8, one end of the second spring 8, which is close to the valve rod 3, is fixedly provided with a clamping block 10, the position of the valve rod 3, which corresponds to the transverse grooves 601, is communicated with a fixed groove 301, and one end of the clamping block 10, which is far away from the second spring 8, is clamped in the corresponding fixed groove 301; an adjusting column 7 is fixedly arranged at the upper end of one side of the clamping block 10, which is close to the second spring 8, the adjusting column 7 extends to the upper end of the through groove 6 to be parallel to the through groove 6, and an inner notch 701 is formed in the upper end of the adjusting column 7; the valve rod 3 is sleeved with a sealing cover 4, and the sealing cover 4 is fixedly connected with the upper end of the sphere body 1 through a bolt.
Through the arrangement, the ball body 1 and the valve rod 3 can be fixedly connected through the arrangement of the spring II 8 and the clamping block 10, compared with the plug-in connection in the prior art, the ball body 1 and the valve rod 3 are not easy to separate, and the ball is safer to use; the adjusting column 7 and the inner notch 701 are arranged, so that the clamping block 10 can be driven to leave the fixing groove 301 by pushing the adjusting column 7 through the inner notch 701, at the moment, the ball body 1 and the valve rod 3 can be separated, and the installation and the disassembly are very convenient; the arrangement of the sealing cover 4 of the utility model plays a role in preventing dust and impurities from falling into the through groove 6.
Working principle: when the valve rod 3 is installed and disassembled, the adjusting column 7 is moved towards one end far away from the valve rod hole 102 through the inner notch 701, then the valve rod 3 is inserted into the valve rod hole 102, the fixing groove 301 on the valve rod 3 is aligned to the clamping block 10, the adjusting column 7 is released, the clamping block 10 can be pushed by the elastic force of the spring II 8 to be clamped in the fixing groove 301, the fixed connection of the valve rod 3 and the ball body 1 is realized, the sealing cover 4 is sleeved at the upper end of the valve rod 3, the sealing cover 4 is fixedly connected with the upper end of the ball body 1 through the bolt, the connection of the valve rod 3 and the ball body 1 does not need to penetrate through the ball body 1, the risk of medium leakage is reduced, the medium cannot leak from the joint of the valve rod 3 and the ball body 1, and the valve rod 3 and the ball body 1 are not easy to separate, so that the ball valve with the ball is safer; when the ball valve is installed in the ball valve, the ring 5 corresponds to the position of the valve seat, when the ball valve is required to be opened, the circulation channel 101 is communicated with the channel of the ball valve, the ring 5 at the front side and the rear side corresponds to the valve seat, the elastic force of the first spring 11 pushes the ring 5 outwards, the ring 5 pushes the sealing rubber sleeve 2 to be always in sealing contact with the valve seat, the sealing performance of the ball is enhanced, media are not easy to leak, when the ball valve is required to be closed, the surface of the ball body 1 is close to a round surface due to the arrangement of the sealing rubber sleeve 2, the situation that the ball body 1 is clamped when rotating is avoided, the valve seat corresponds to the ring 5 at the two sides of the ball body 1, sealing is still realized, the hard seal of the ball body 1 and the valve seat are easy to wear and damage easily, all the valve seat and the ball body 1 are easy to wear easily, the cost is increased, the soft seal and the hard seal is not easy to damage, and the sealing rubber sleeve 2 is only needed to be replaced after being used to a certain extent, and the ball valve is quite convenient.
The above is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.
Claims (6)
1. The utility model provides a valve spheroid with sealing function, includes spheroid body (1), spheroid body (1) center is equipped with circulation passageway (101), its characterized in that, spheroid body (1) upper end is equipped with valve rod hole (102), be equipped with valve rod (3) in valve rod hole (102) interpolation, both ends and front and back both sides all are equipped with ring channel (9) about spheroid body (1), ring channel (9) internal fixation is equipped with a plurality of first springs (11), the embedding is equipped with ring (5) in ring channel (9), ring (5) are close to the one end of first spring (11) and corresponding first spring (11) fixed connection, the one side that first spring (11) was kept away from to ring (5) is the arcwall face, the arcwall face with the surface phase-match of spheroid body (1).
2. The valve ball with the sealing function according to claim 1, wherein a collar (501) is fixedly arranged on the inner ring side and the outer ring side of the ring (5) close to the first spring (11), clamping grooves (901) are respectively arranged at positions of the annular groove (9) corresponding to the collar (501), and the collar (501) is clamped in the clamping grooves (901).
3. Valve ball with sealing function according to claim 1, characterized in that the ball body (1) is externally sleeved with a sealing rubber sleeve (2).
4. The valve ball with sealing function according to claim 1, wherein a plurality of through grooves (6) are formed in the upper end of the ball body (1), transverse grooves (601) are formed in the lower ends of the through grooves (6) respectively, a spring two (8) is fixedly arranged at one end, far away from the valve rod (3), of the transverse grooves (601), a clamping block (10) is fixedly arranged at one end, close to the valve rod (3), of the spring two (8), a fixing groove (301) is formed in the position, corresponding to the transverse grooves (601), of the valve rod (3), and one end, far away from the spring two (8), of the clamping block (10) is clamped in the corresponding fixing groove (301).
5. The valve ball with the sealing function according to claim 4, wherein an adjusting column (7) is fixedly arranged at the upper end of one side of the clamping block (10) close to the second spring (8), the adjusting column (7) extends to the upper end of the through groove (6) to be parallel to the through groove (6), and inner notches (701) are formed at the upper ends of the adjusting columns (7).
6. A valve ball with sealing function according to claim 5, wherein the valve rod (3) is sleeved with a sealing cover (4), and the sealing cover (4) is fixedly connected with the upper end of the ball body (1) through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321371478.6U CN220151934U (en) | 2023-06-01 | 2023-06-01 | Valve ball with sealing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321371478.6U CN220151934U (en) | 2023-06-01 | 2023-06-01 | Valve ball with sealing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220151934U true CN220151934U (en) | 2023-12-08 |
Family
ID=89019140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321371478.6U Active CN220151934U (en) | 2023-06-01 | 2023-06-01 | Valve ball with sealing function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220151934U (en) |
-
2023
- 2023-06-01 CN CN202321371478.6U patent/CN220151934U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |