CN215673756U - Check valve convenient to disassemble and assemble - Google Patents
Check valve convenient to disassemble and assemble Download PDFInfo
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- CN215673756U CN215673756U CN202121992866.7U CN202121992866U CN215673756U CN 215673756 U CN215673756 U CN 215673756U CN 202121992866 U CN202121992866 U CN 202121992866U CN 215673756 U CN215673756 U CN 215673756U
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- check valve
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- water inlet
- valve core
- core base
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Abstract
The utility model is suitable for the technical field of valves, and provides a check valve convenient to disassemble and assemble, which comprises a check valve base and a valve core base, the check valve base comprises a water inlet surface, a water inlet and a steel ball, the water inlet is arranged on the check valve base in a penetrating way, the steel ball is accommodated in the water inlet, the valve core base is fixedly arranged on one side surface of the check valve base, the valve core base comprises a water outlet and pins, the water outlet is arranged on the valve core base in a penetrating way, the pins are fixedly arranged on the inner wall of the water outlet, by arranging the steel ball with proper size in the water inlet with one big caliber and one small caliber, the liquid flowing through the check valve can only pass through the check valve in a single flow direction, when the check valve is replaced or maintained, the valve core can be directly detached to install or maintain the check valve, and the problem that the installation and the maintenance are inconvenient in the prior art is effectively solved.
Description
Technical Field
The utility model belongs to the technical field of valves, and particularly relates to a check valve convenient to disassemble and assemble.
Background
In order to prevent inconvenience in taking and taking or damage to machinery and the like, a check valve is additionally arranged in a liquid pipeline and can provide a liquid flow direction simplification effect so as to control liquid not to flow back and effectively prevent any problem possibly caused by liquid backflow when the liquid flows in the pipeline.
However, the conventional check valve can be used in only one pipeline, so that the number of liquid pipelines is increased, the number of the check valves of this type is relatively increased, and the problem that the installation is difficult occurs.
SUMMERY OF THE UTILITY MODEL
The utility model provides a check valve convenient to disassemble and assemble, and aims to solve the technical problems at present.
The check valve convenient to disassemble and assemble is realized in the utility model, and comprises a check valve base and a valve core base.
The check valve base includes one and intakes face, water inlet and steel ball, it is to intake the face the side of check valve base, the water inlet run through set up in on the check valve base, just the water inlet is in the check valve base the bore of intaking the face is less than the bore of another side, the steel ball holding is in the water inlet, the diameter of steel ball is greater than the water inlet is in on the check valve base the bore of intaking the face, just the diameter of steel ball is less than the water inlet is in the bore of another side on the check valve base.
The valve core base is fixedly arranged on one side face, far away from the water inlet face, of the check valve base, the valve core base comprises a water outlet and pins, the water outlet is arranged on the valve core base in a penetrating mode, the water outlet corresponds to the water inlet, the pins are fixedly arranged on the inner wall of the water outlet, and the steel ball is movably arranged between the water inlet and the pins.
Preferably, the water inlet, the water outlet and the pins are all provided with a plurality of pins, and the pins are arranged in a one-to-one correspondence manner.
Preferably, the check valve base and the valve core base are fixedly connected through a bolt.
The bolts are arranged at least two and are uniformly distributed at the edges of the check valve base and the valve core base.
Preferably, the check valve base is provided with a gasket fixedly arranged on one side of the water inlet surface, the gasket is provided with a plurality of through holes, and the through holes are in one-to-one correspondence with the water inlets.
Preferably, a gasket is fixedly arranged between the check valve base and the valve core base, a plurality of through holes are formed in the gasket, the through holes and the water outlets are arranged in a one-to-one correspondence manner, and the water inlet, the through holes and the water outlets are sequentially communicated to form a circulation passage.
Preferably, one side of the check valve base, which is close to the valve core base, is provided with a groove, and the valve core base is fixedly provided with a convex block which is matched with the groove.
The lug and the valve core base are integrally formed.
Compared with the prior art, the utility model has the beneficial effects that: according to the check valve convenient to disassemble and assemble, the steel ball with the proper size is arranged in the water inlet with the diameter being one large and one small, so that liquid can flow when the steel ball moves to one side of the valve core base, the steel ball moves to one side far away from the valve core base to block the water inlet when the liquid flows reversely, the liquid flowing through the check valve can only pass through the check valve in a single flow direction, the valve core can be directly disassembled to install or maintain the check valve when the check valve is replaced or maintained, and the problem that the installation and maintenance are inconvenient in the prior art is effectively solved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is a schematic diagram of a check valve base according to the present invention;
fig. 4 is a schematic view of the structure of the valve core base of the present invention.
In the figure: 1. a check valve base; 11. water inlet surface; 12. a water inlet; 13. a steel ball; 14. a gasket; 15. perforating; 16. a groove; 2. a valve core base; 21. a water outlet; 22. a stitch; 23. a gasket; 24. a through hole; 25. and (4) a bump.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Referring to fig. 1-4, the present invention provides a check valve with easy assembly and disassembly: comprises a check valve base 1 and a valve core base 2.
The valve core base 2 is fixedly arranged on one side face, far away from the water inlet face 11, of the check valve base 1, the valve core base 2 comprises a water outlet 21 and a pin 22, the water outlet 21 penetrates through the valve core base 2, the water outlet 21 and the water inlet 12 are correspondingly arranged, the pin 22 is fixedly arranged on the inner wall of the water outlet 21, and the steel ball 13 is movably arranged between the water inlet 12 and the pin 22.
When liquid flows from the water inlet 12 to the water outlet 21, the steel ball 13 moves towards the water outlet 21, the pin 22 limits the steel ball 13 to prevent the steel ball 13 from falling off, fluid flows through a gap between the water inlet 12 and the steel ball 13, when the liquid flows from the water outlet 21 to the water inlet 12, the steel ball 13 moves towards the water inlet surface 11 of the check valve base 1, and the diameter of the steel ball 13 is larger than the caliber of the water inlet surface 11 of the water inlet 12 on the check valve base 1, the steel ball 13 blocks the water inlet 12, so that the liquid flowing through the check valve can only flow in a single flow direction.
Wherein, the water inlet 12, the water outlet 21 and the pins 22 are all provided in plurality and are arranged in one-to-one correspondence.
The water inlets 12, the water outlets 21 and the pins 22 are arranged in a one-to-one correspondence manner, so that a plurality of liquid pipelines can be connected to the same check valve.
Further, check valve base 1 and case base 2 pass through bolt fixed connection, and the bolt is provided with two at least, and two even distributions of bolt are in the edge of check valve base 1 and case base 2.
The check valve base 1 and the valve core base 2 are fixedly connected through bolts, and then when maintenance or installation operation is executed, the valve core is conveniently detached to carry out maintenance or installation operation of the check valve, so that the effect of convenience in installation and maintenance is achieved.
In addition, a gasket 14 is fixedly arranged on one side of the water inlet surface 11 on the check valve base 1, a plurality of through holes 15 are arranged on the gasket 14, and the plurality of through holes 15 are arranged in one-to-one correspondence with the water inlets 12.
Through setting up packing ring 14 for the leakproofness is better when laminating the check valve to the liquid line, promotes the leak protection effect.
Further, a gasket 23 is fixedly arranged between the check valve base 1 and the valve core base 2, a plurality of through holes 24 are formed in the gasket 23, the through holes 24 are arranged in one-to-one correspondence with the water outlets 21, and the water inlets 12, the through holes 24 and the water outlets 21 are sequentially communicated to form a circulation passage.
By arranging the gasket 23, the sealing performance between the check valve base 1 and the valve core base 2 is improved, and liquid is prevented from leaking when flowing through the check valve base 1 and the valve core base 2.
In addition, one side of the check valve base 1 close to the valve core base 2 is provided with a groove 16, a convex block 25 matched with the groove 16 is fixedly arranged on the valve core base 2, and the convex block 25 and the valve core base 2 are integrally formed.
Through the arrangement of the grooves 16 and the projections 25 which are matched with each other, the position deviation of the water inlet 12 and the water outlet 21 caused by the relative displacement of the check valve base 1 and the valve core base 2 can be prevented.
The working principle and the using process of the utility model are as follows: when liquid flows from the water inlet 12 to the water outlet 21, the steel ball 13 moves towards the water outlet 21, the pin 22 limits the steel ball 13 to prevent the steel ball 13 from falling off, fluid flows through a gap between the water inlet 12 and the steel ball 13, when the liquid flows from the water outlet 21 to the water inlet 12, the steel ball 13 moves towards the water inlet surface 11 of the check valve base 1, and the diameter of the steel ball 13 is larger than the caliber of the water inlet surface 11 of the water inlet 12 on the check valve base 1, the steel ball 13 blocks the water inlet 12, so that the liquid flowing through the check valve can only flow in a single flow direction.
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 (6)
1. The utility model provides a check valve of convenient dismouting which characterized in that: comprises a check valve base (1) and a valve core base (2);
the check valve base (1) comprises a water inlet surface (11), a water inlet (12) and a steel ball (13), wherein the water inlet surface (11) is one side surface of the check valve base (1), the water inlet (12) penetrates through the check valve base (1), the caliber of the water inlet surface (11) of the check valve base (1) is smaller than that of the other side surface of the check valve base, the steel ball (13) is accommodated in the water inlet (12), the diameter of the steel ball (13) is larger than that of the water inlet (12) on the check valve base (1) of the water inlet surface (11), and the diameter of the steel ball (13) is smaller than that of the water inlet (12) on the check valve base (1) of the other side surface of the check valve base (1);
the check valve comprises a valve core base (2), wherein the valve core base (2) is fixedly arranged on one side face, away from a water inlet face (11), of the check valve base (1), the valve core base (2) comprises a water outlet (21) and pins (22), the water outlet (21) is arranged on the valve core base (2) in a penetrating mode, the water outlet (21) corresponds to the water inlet (12), the pins (22) are fixedly arranged on the inner wall of the water outlet (21), and steel balls (13) are movably arranged between the water inlet (12) and the pins (22).
2. The check valve convenient to disassemble and assemble as claimed in claim 1, wherein: the water inlet (12), the water outlet (21) and the pins (22) are all provided with a plurality of pins in one-to-one correspondence.
3. The check valve convenient to disassemble and assemble as claimed in claim 1, wherein: the check valve base (1) is fixedly connected with the valve core base (2) through bolts;
the check valve is characterized in that the number of the bolts is at least two, and the two bolts are uniformly distributed at the edges of the check valve base (1) and the valve core base (2).
4. The check valve convenient to disassemble and assemble as claimed in claim 1, wherein: on check valve base (1) one side of face of intaking (11) is fixed and is provided with packing ring (14), be provided with a plurality of perforation (15) on packing ring (14), it is a plurality of perforation (15) with water inlet (12) one-to-one sets up.
5. The check valve convenient to disassemble and assemble as claimed in claim 1, wherein: a gasket (23) is fixedly arranged between the check valve base (1) and the valve core base (2), a plurality of through holes (24) are formed in the gasket (23), the through holes (24) and the water outlets (21) are arranged in a one-to-one correspondence mode, and the water inlet (12), the through holes (24) and the water outlets (21) are sequentially communicated to form a circulation passage.
6. The check valve convenient to disassemble and assemble as claimed in claim 1, wherein: a groove (16) is formed in one side, close to the valve core base (2), of the check valve base (1), and a convex block (25) matched with the groove (16) is fixedly arranged on the valve core base (2);
the lug (25) and the valve core base (2) are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121992866.7U CN215673756U (en) | 2021-08-23 | 2021-08-23 | Check valve convenient to disassemble and assemble |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121992866.7U CN215673756U (en) | 2021-08-23 | 2021-08-23 | Check valve convenient to disassemble and assemble |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215673756U true CN215673756U (en) | 2022-01-28 |
Family
ID=79955045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121992866.7U Active CN215673756U (en) | 2021-08-23 | 2021-08-23 | Check valve convenient to disassemble and assemble |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215673756U (en) |
-
2021
- 2021-08-23 CN CN202121992866.7U patent/CN215673756U/en active Active
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