CN202900624U - Low-noise check valve - Google Patents
Low-noise check valve Download PDFInfo
- Publication number
- CN202900624U CN202900624U CN 201220601506 CN201220601506U CN202900624U CN 202900624 U CN202900624 U CN 202900624U CN 201220601506 CN201220601506 CN 201220601506 CN 201220601506 U CN201220601506 U CN 201220601506U CN 202900624 U CN202900624 U CN 202900624U
- Authority
- CN
- China
- Prior art keywords
- valve
- valve plate
- valve body
- silencer
- torsion spring
- Prior art date
- 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
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Abstract
The utility model discloses a low-noise check valve. The valve comprises a valve body (1), wherein a valve plate (4) is arranged in the valve body (1); a silencing device (2) is arranged on the valve plate (4); a bearing is arranged at one end, which is positioned on the valve plate (4), of the valve body (1); a torsion spring (3) is arranged on the bearing; one end of the torsion spring (3) is borne on the valve body (1), and the other end of the torsion spring (3) is pressed against the valve plate (4); and the silencing device (2) is a silencer. The silencing device is arranged on the valve plate, so the valve has the advantages of simple structure and low noise and is convenient to open or close.
Description
Technical field
The utility model relates to the safety check of a kind of safety check, particularly a kind of low noise.
Background technique
The check valve structure of using on the existing pressure pump is complicated, and can produce larger noise when water pump opens or cuts out.
The model utility content
For the shortcoming of conventional check valves, the utility model provides a kind of safety check of novel low noise.
To achieve these goals, the utility model institute Adopts measure:
A kind of safety check of low noise comprises valve body, is provided with valve plate in the described valve body, be provided with silencer on the described valve plate, an end that is positioned at valve plate on the described valve body is provided with bearing, is provided with torsion spring on the described bearing, one end of torsion spring is undertaken on the valve body, and the other end withstands on the valve plate; Silencer is silencing apparatus;
Described valve body upper end is provided with valve gap;
Described silencer is bolted on valve plate.
The beneficial effects of the utility model: be provided with silencer on the utility model valve plate, simple in structure, open or close conveniently, and noise is little.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Embodiment
A kind of safety check of low noise, comprise valve body 1, be provided with valve plate 4 in the described valve body 1, be provided with silencer 2 on the described valve plate 4, an end that is positioned at valve plate 4 on the described valve body 1 is provided with bearing, be provided with torsion spring 3 on the described bearing, an end of torsion spring 3 is undertaken on the valve body 1, and the other end withstands on the valve plate 4; Silencer 2 is silencing apparatus.Described valve body 1 upper end is provided with valve gap 5; Described silencer 2 is bolted on valve plate 4.
The beneficial effects of the utility model: be provided with silencer on the utility model valve plate, simple in structure, open or close conveniently, and noise is little.
Those skilled in the art's simple change and replacement all are within the protection domain of the present utility model in related domain.
Claims (3)
1. the safety check of a low noise, comprise valve body (1), be provided with valve plate (4) in the described valve body (1), it is characterized in that: be provided with silencer (2) on the described valve plate (4), an end that is positioned at valve plate (4) on the described valve body (1) is provided with bearing, is provided with torsion spring (3) on the described bearing, and an end of torsion spring (3) is undertaken on the valve body (1), the other end withstands on the valve plate (4), and silencer (2) is silencing apparatus.
2. the safety check of a kind of low noise according to claim 1 is characterized in that: be provided with valve gap (5) on the described valve body (1).
3. the safety check of a kind of low noise according to claim 1, it is characterized in that: described silencer (2) is bolted on valve plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220601506 CN202900624U (en) | 2012-10-28 | 2012-10-28 | Low-noise check valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220601506 CN202900624U (en) | 2012-10-28 | 2012-10-28 | Low-noise check valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202900624U true CN202900624U (en) | 2013-04-24 |
Family
ID=48121302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220601506 Expired - Fee Related CN202900624U (en) | 2012-10-28 | 2012-10-28 | Low-noise check valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202900624U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109139423A (en) * | 2018-09-09 | 2019-01-04 | 合肥安信通用阀片制造有限公司 | A kind of compressor exhaust gear |
-
2012
- 2012-10-28 CN CN 201220601506 patent/CN202900624U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109139423A (en) * | 2018-09-09 | 2019-01-04 | 合肥安信通用阀片制造有限公司 | A kind of compressor exhaust gear |
| CN109139423B (en) * | 2018-09-09 | 2019-09-24 | 合肥安信通用阀片制造有限公司 | A kind of compressor exhaust gear |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Zhejiang Dongya Valve Industrial Co., Ltd. Assignor: Li Qi Contract record no.: 2014330000064 Denomination of utility model: Low-noise check valve Granted publication date: 20130424 License type: Exclusive License Record date: 20140331 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| DD01 | Delivery of document by public notice |
Addressee: Li Qi Document name: Notification of Termination of Patent Right |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130424 Termination date: 20141028 |
|
| EXPY | Termination of patent right or utility model |