CN211820880U - Spring type one-way valve - Google Patents
Spring type one-way valve Download PDFInfo
- Publication number
- CN211820880U CN211820880U CN201922148310.9U CN201922148310U CN211820880U CN 211820880 U CN211820880 U CN 211820880U CN 201922148310 U CN201922148310 U CN 201922148310U CN 211820880 U CN211820880 U CN 211820880U
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- CN
- China
- Prior art keywords
- check valve
- valve body
- cavity
- spring
- sleeve
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000007788 liquid Substances 0.000 claims abstract description 32
- 238000007789 sealing Methods 0.000 claims description 4
- 239000012530 fluid Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000002609 medium Substances 0.000 description 1
- 238000009428 plumbing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000006163 transport media Substances 0.000 description 1
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- Check Valves (AREA)
Abstract
The utility model discloses a spring check valve, including the check valve body and pentagon bolt, the check valve body internal connection has the case, and has seted up the cavity in the case, be provided with coil spring in the cavity, coil spring's one end is supported on the case inner wall, the top of check valve body is provided with the top cap, the coil spring other end supports on the top cap inner wall, the top bolted connection of top cap has the sleeve, telescopic output is connected with flexible bracing piece, flexible bracing piece is located the cavity. The utility model discloses, there is the sleeve through the top bolted connection of top cap, and telescopic output is connected with flexible bracing piece, and the one end screw connection of flexible bracing piece has the briquetting, and when coil spring elasticity weakens, manual regulation adjusting bolt makes flexible bracing piece flexible on the sleeve, makes the briquetting support on the cavity inner wall, and replacement coil spring comes to support temporarily, makes the case be in suitable position, the flow of steerable liquid, and the practicality is strong.
Description
Technical Field
The utility model relates to the technical field of valves, specifically be a spring check valve.
Background
Valves are plumbing accessories used to open and close a pipe, control flow direction, regulate and control parameters of the transport medium (temperature, pressure and flow). According to their function, they can be classified into shut-off valves, check valves, regulating valves, and the like. The valve is a control part in a fluid conveying system and has the functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure and the like. Valves used in fluid control systems range in variety and size from the simplest shut-off valves to the variety of valves used in extremely complex autonomous systems. The check valve is commonly called as a check valve, and the check valve is also called as a check valve or a check valve, because fluid can only flow along the water inlet and the medium at the water outlet can not flow back.
Traditional check valve is when using, and the spring inefficacy easily leads to liquid to flow out fast, can't in time remedy, and the suitability remains to be strengthened.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a spring check valve aims at improving the spring inefficacy and easily leads to liquid to flow out fast, can't in time remedy, and the suitability remains the problem of strengthening.
The utility model discloses a realize like this:
the spring type check valve comprises a check valve body and a pentagonal bolt, wherein a valve core is connected in the check valve body, a cavity is formed in the valve core, a spiral spring is arranged in the cavity, one end of the spiral spring is supported on the inner wall of the valve core, a top cover is arranged at the top end of the check valve body, the other end of the spiral spring is supported on the inner wall of the top cover, a sleeve is connected to the top end of the top cover through the bolt, a telescopic supporting rod is connected to the output end of the sleeve, and the telescopic supporting rod is located in the cavity.
Furthermore, a liquid outlet channel is formed in the side face of the one-way valve body, and a liquid inlet channel is formed in the bottom end of the one-way valve body.
Furthermore, wear-resisting sealed cushion bonds to the top cap medial surface, link to each other through the pentagonal bolt between top cap and the check valve body, and the pentagonal bolt is equipped with two altogether.
Furthermore, one end of the telescopic supporting rod is connected with a pressing block through a screw.
Furthermore, an adjusting bolt is connected to the sleeve.
Further, the liquid inlet channel is communicated with the liquid outlet channel.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the top bolted connection through the top cap has the sleeve, and telescopic output is connected with flexible bracing piece, and flexible bracing piece is located the cavity simultaneously, and the one end screw connection of flexible bracing piece has the briquetting, and when coil spring elasticity weakens, manual regulation adjusting bolt makes flexible bracing piece flexible on the sleeve, makes the briquetting support on the cavity inner wall, and replacement coil spring supports in coming the time, makes the case be in suitable position, and the flow of steerable liquid has improved the practicality of check valve.
(2) Because the top cap medial surface bonds and has wear-resisting sealed cushion, and link to each other through the pentagon bolt between top cap and the check valve body, and the pentagon bolt is equipped with two altogether, can avoid liquid to flow from the clearance department of top cap and check valve body, utilizes the instrument to dismantle two pentagon bolts simultaneously and gets off, and the convenience is to coil spring's change, makes the spring check valve use more convenient.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view of the structure of the telescopic supporting rod of the present invention;
fig. 3 is a schematic diagram of the top cover structure of the present invention.
In the figure: 1. a one-way valve body; 2. a valve core; 3. a cavity; 4. a coil spring; 5. a liquid outlet channel; 6. a liquid inlet channel; 7. a pentagonal bolt; 8. a top cover; 9. a sleeve; 10. adjusting the bolt; 11. a telescopic support rod; 12. briquetting; 13. wear-resistant sealing rubber gasket.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, a spring type check valve comprises a check valve body 1 and a pentagonal bolt 7, wherein a valve core 2 is connected in the check valve body 1, a cavity 3 is formed in the valve core 2, a coil spring 4 is arranged in the cavity 3, one end of the coil spring 4 abuts against the inner wall of the valve core 2, a top cover 8 is arranged at the top end of the check valve body 1, the other end of the coil spring 4 abuts against the inner wall of the top cover 8, a sleeve 9 is connected to the top end of the top cover 8 through a bolt, an output end of the sleeve 9 is connected with a telescopic supporting rod 11, the telescopic supporting rod 11 is located in the cavity 3, when the elasticity of the coil spring 4 is weakened, the telescopic supporting rod 11 on the sleeve 9 is stretched through manual adjustment of an adjusting bolt 10, a pressing block 12 abuts against the inner wall of the cavity 3, the coil spring 4 is replaced to support when the moment.
The side of the one-way valve body 1 is provided with a liquid outlet channel 5, the bottom end of the one-way valve body 1 is provided with a liquid inlet channel 6, and liquid enters from the liquid inlet channel 6 and then exits from the liquid outlet channel 5.
The wear-resisting sealed cushion 13 that has bonded to the 8 medial surfaces of top cap, link to each other through pentagonal bolt 7 between top cap 8 and the check valve body 1, and pentagonal bolt 7 is equipped with two altogether, because link to each other through pentagonal bolt 7 between top cap 8 and the check valve body 1, make and be connected closely between top cap 8 and the check valve body 1, the difficult leakage phenomenon that appears.
One end of the telescopic supporting rod 11 is connected with a pressing block 12 through a screw.
The liquid inlet channel 6 is communicated with the liquid outlet channel 5, the sleeve 9 is connected with an adjusting bolt 10, and the telescopic control of the sleeve 9 on the telescopic supporting rod 11 can be realized by controlling the adjusting bolt 10; liquid flows into the one-way valve body 1 from the liquid inlet channel 6, the valve core 2 is moved by the generated pressure, the liquid flows out from the liquid outlet channel 5, the top end of the top cover 8 is in bolted connection with the sleeve 9, the output end of the sleeve 9 is connected with the telescopic supporting rod 11, the telescopic supporting rod 11 is positioned in the cavity 3, when the elasticity of the spiral spring 4 is weakened, the telescopic supporting rod 11 on the sleeve 9 is stretched by manually adjusting the adjusting bolt 10, the pressing block 12 is propped against the inner wall of the cavity 3 to temporarily replace the spiral spring 4 for supporting, so that the valve core 2 is in a proper position, the flow of the liquid can be controlled, the inner side surface of the top cover 8 is bonded with the wear-resistant sealing rubber gasket 13, the top cover 8 is connected with the one-way valve body 1 through the two pentagonal bolts 7, the top cover 8 is tightly connected with the one-way valve body 1, the liquid can be prevented from flowing out from the gap between the top cover 8 and the one, the coil spring 4 is convenient to replace, the spring type check valve is more convenient to use, and the practicability of the spring type check valve is improved.
The working principle is as follows: liquid flows into the one-way valve body 1 from the liquid inlet channel 6, the valve core 2 is moved by the generated pressure, the liquid flows out from the liquid outlet channel 5, the top end of the top cover 8 is in bolted connection with the sleeve 9, the output end of the sleeve 9 is connected with the telescopic supporting rod 11, the telescopic supporting rod 11 is positioned in the cavity 3, when the elasticity of the spiral spring 4 is weakened, the telescopic supporting rod 11 on the sleeve 9 is stretched by manually adjusting the adjusting bolt 10, the pressing block 12 is propped against the inner wall of the cavity 3 to temporarily replace the spiral spring 4 for supporting, so that the valve core 2 is in a proper position, the flow of the liquid can be controlled, the inner side surface of the top cover 8 is bonded with the wear-resistant sealing rubber gasket 13, the top cover 8 is connected with the one-way valve body 1 through the two pentagonal bolts 7, the top cover 8 is tightly connected with the one-way valve body 1, the liquid can be prevented from flowing out from the gap between the top cover 8 and the one, the coil spring 4 is convenient to replace, the spring type check valve is more convenient to use, and the practicability of the spring type check valve is improved.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a spring check valve, includes check valve body (1) and pentagonal bolt (7), its characterized in that: the check valve is characterized in that a valve core (2) is connected in the check valve body (1), a cavity (3) is formed in the valve core (2), a spiral spring (4) is arranged in the cavity (3), one end of the spiral spring (4) is abutted to the inner wall of the valve core (2), a top cover (8) is arranged at the top end of the check valve body (1), the other end of the spiral spring (4) is abutted to the inner wall of the top cover (8), a sleeve (9) is connected to a top bolt of the top cover (8), an output end of the sleeve (9) is connected with a telescopic supporting rod (11), and the telescopic supporting rod (11) is located in the cavity (3).
2. A spring type one-way valve according to claim 1, wherein a liquid outlet channel (5) is formed in the side face of the one-way valve body (1), and a liquid inlet channel (6) is formed in the bottom end of the one-way valve body (1).
3. A spring type one-way valve according to claim 1, wherein the inner side surface of the top cover (8) is bonded with a wear-resistant sealing rubber gasket (13), the top cover (8) is connected with the one-way valve body (1) through a pentagonal bolt (7), and the number of the pentagonal bolts (7) is two.
4. A spring type check valve as claimed in claim 1, wherein one end of the telescopic support rod (11) is screwed with a press block (12).
5. A spring check valve as claimed in claim 1, characterized in that an adjusting bolt (10) is connected to the sleeve (9).
6. A spring loaded non return valve according to claim 2, characterised in that the inlet passage (6) and the outlet passage (5) are in communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922148310.9U CN211820880U (en) | 2019-12-04 | 2019-12-04 | Spring type one-way valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922148310.9U CN211820880U (en) | 2019-12-04 | 2019-12-04 | Spring type one-way valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211820880U true CN211820880U (en) | 2020-10-30 |
Family
ID=73030843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922148310.9U Expired - Fee Related CN211820880U (en) | 2019-12-04 | 2019-12-04 | Spring type one-way valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211820880U (en) |
-
2019
- 2019-12-04 CN CN201922148310.9U patent/CN211820880U/en not_active Expired - Fee Related
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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 | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A spring type check valve Effective date of registration: 20210628 Granted publication date: 20201030 Pledgee: China Construction Bank Co.,Ltd. Qidong sub branch Pledgor: NANTONG SIMPLES INSTRUMENT Co.,Ltd. Registration number: Y2021980005406 |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201030 |