CN204610990U - A kind of noise reduction one-way valve - Google Patents
A kind of noise reduction one-way valve Download PDFInfo
- Publication number
- CN204610990U CN204610990U CN201520239057.7U CN201520239057U CN204610990U CN 204610990 U CN204610990 U CN 204610990U CN 201520239057 U CN201520239057 U CN 201520239057U CN 204610990 U CN204610990 U CN 204610990U
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- CN
- China
- Prior art keywords
- valve
- core plate
- valve core
- inwall
- noise reduction
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of noise reduction one-way valve, comprise the valve seat offering water inlet, described valve seat is provided with valve body, described valve body is provided with valve gap, described valve gap offers valve-rod cavity, has valve rod by spring fitting in described valve-rod cavity, described valve rod is provided with spool.A kind of noise reduction one-way valve described in the utility model, mainly through valve pocket inwall being provided with sound absorption cotton layer, noise elimination tube layer, water inlet inwall is provided with the first filter, osculum inwall is provided with the first filter, the use of fitted seal circle, valve core plate, valve stem casing and lining, thus improve the sealability of stop valve, reduce water hammer, improve the working life of valve body, the pump housing.
Description
Technical field
The utility model relates to conveying equipment for fluid substances field, especially a kind of noise reduction one-way valve.
Background technique
Along with the continuous progress of mechanization, machinery is very general in the application of fluid applications, also produce various problem thereupon, wherein one-way valve emphasis is used in water, vapour field, and the less problem of eliminating the noise in one-way valve that is concerned about of current product, due to the damage that water hammer brings the pump housing and valve body, enough attention to be caused undoubtedly.
Model utility content
The purpose of this utility model is to provide a kind of noise reduction one-way valve, mainly through valve pocket inwall being provided with sound absorption cotton layer, noise elimination tube layer, water inlet inwall is provided with the first filter, osculum inwall is provided with the first filter, the use of fitted seal circle, valve core plate, valve stem casing and lining, thus improve the sealability of stop valve, reduce water hammer, improve the working life of valve body, the pump housing.
In order to achieve the above object, the technical solution of the utility model is:
A kind of noise reduction one-way valve, comprises the valve seat offering water inlet, described valve seat is provided with valve body, described valve body is provided with valve gap, described valve gap offers valve-rod cavity, has valve rod, described valve rod is provided with spool in described valve-rod cavity by spring fitting.
Described spool comprises the first valve core plate, and described first valve core plate is provided with the second valve core plate, described second valve core plate is provided with the 3rd valve core plate; Offer valve pocket in described valve body, described valve pocket inwall is provided with the cotton layer of sound absorption, the cotton layer of described sound absorption is provided with noise elimination tube layer; Also offer spool chamber in described valve body, described spool chamber offers successively the first valve core plate chamber corresponding with the first valve core plate, the second valve core plate chamber corresponding with the second valve core plate, the three valve core plate chamber corresponding with the 3rd valve core plate; Described first valve core plate, the second valve core plate, the 3rd valve core plate are separately installed with seal ring.
Described valve rod is provided with valve stem casing and lining.
Described water inlet inwall is provided with the first filter, the osculum inwall be connected with described valve pocket is provided with the second filter.
The beneficial effects of the utility model are: a kind of noise reduction one-way valve of the present utility model, mainly through valve pocket inwall being provided with sound absorption cotton layer, noise elimination tube layer, water inlet inwall is provided with the first filter, osculum inwall is provided with the first filter, the use of fitted seal circle, valve core plate, valve stem casing and lining, thus improve the sealability of stop valve, reduce water hammer, improve the working life of valve body, the pump housing.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Embodiment 1
A noise reduction one-way valve as shown in Figure 1, comprises the valve seat 1 offering water inlet 2, and described valve seat 1 is provided with valve body 3, described valve body 3 is provided with valve gap 4, described valve gap 4 offers valve-rod cavity 5, by spring 6, valve rod 7 is installed in described valve-rod cavity 5, described valve rod 7 is provided with spool 8.
Described spool 8 comprises the first valve core plate 9, and described first valve core plate 9 is provided with the second valve core plate 10, and described second valve core plate 10 is provided with the 3rd valve core plate 11; Offer valve pocket 12 in described valve body 3, described valve pocket 12 inwall is provided with the cotton layer 13 of sound absorption, the cotton layer 13 of described sound absorption is provided with noise elimination tube layer 14; Also offer spool chamber 15 in described valve body 3, described spool chamber 15 offers successively the first valve core plate chamber 16 corresponding with the first valve core plate 9, the second valve core plate chamber 17 corresponding with the second valve core plate 10, the three valve core plate chamber 18 corresponding with the 3rd valve core plate 11; Described first valve core plate 9, second valve core plate 10, the 3rd valve core plate 11 are separately installed with seal ring 19.
Described valve rod 7 is provided with valve stem casing 20 and lining 21.
Described water inlet 2 inwall is provided with the first filter 23, osculum 22 inwall be connected with described valve pocket 12 is provided with the second filter 24.
A kind of noise reduction one-way valve of the present embodiment, mainly through valve pocket inwall being provided with sound absorption cotton layer, noise elimination tube layer, water inlet inwall is provided with the first filter, osculum inwall is provided with the first filter, the use of fitted seal circle, valve core plate, valve stem casing and lining, thus improve the sealability of stop valve, reduce water hammer, improve the working life of valve body, the pump housing.
Claims (4)
1. a noise reduction one-way valve, it is characterized in that: comprise the valve seat (1) offering water inlet (2), described valve seat (1) is provided with valve body (3), described valve body (3) is provided with valve gap (4), described valve gap (4) offers valve-rod cavity (5), by spring (6), valve rod (7) is installed in described valve-rod cavity (5), described valve rod (7) is provided with spool (8).
2. a kind of noise reduction one-way valve according to claim 1, it is characterized in that: described spool (8) comprises the first valve core plate (9), described first valve core plate (9) is provided with the second valve core plate (10), described second valve core plate (10) is provided with the 3rd valve core plate (11); Offer valve pocket (12) in described valve body (3), described valve pocket (12) inwall is provided with the cotton layer of sound absorption (13), the cotton layer of described sound absorption (13) is provided with noise elimination tube layer (14); Also offer spool chamber (15) in described valve body (3), described spool chamber (15) offers successively the first valve core plate chamber (16) corresponding with the first valve core plate (9), the second valve core plate chamber (17) corresponding with the second valve core plate (10), the three valve core plate chamber (18) corresponding with the 3rd valve core plate (11); Described first valve core plate (9), the second valve core plate (10), the 3rd valve core plate (11) are separately installed with seal ring (19).
3. a kind of noise reduction one-way valve according to claim 1, is characterized in that: described valve rod (7) is provided with valve stem casing (20) and lining (21).
4. a kind of noise reduction one-way valve according to claim 2, is characterized in that: described water inlet (2) inwall is provided with the first filter (23), and osculum (22) inwall be connected with described valve pocket (12) is provided with the second filter (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520239057.7U CN204610990U (en) | 2015-04-21 | 2015-04-21 | A kind of noise reduction one-way valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520239057.7U CN204610990U (en) | 2015-04-21 | 2015-04-21 | A kind of noise reduction one-way valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204610990U true CN204610990U (en) | 2015-09-02 |
Family
ID=53963557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520239057.7U Expired - Fee Related CN204610990U (en) | 2015-04-21 | 2015-04-21 | A kind of noise reduction one-way valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204610990U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106051231A (en) * | 2016-07-27 | 2016-10-26 | 芜湖蓓慈电器有限公司 | Silencing check valve and foot bath with same |
| CN106090343A (en) * | 2016-07-29 | 2016-11-09 | 天津津通瓦特阀门制造有限公司 | A kind of silence valve of pair of non-return structure |
| CN109469997A (en) * | 2017-09-07 | 2019-03-15 | 浙江三花智能控制股份有限公司 | Refrigeration system and its electric expansion valve |
| CN110566622A (en) * | 2019-09-11 | 2019-12-13 | 宁波金波汽车配件有限公司 | Novel pressure retaining valve for air bag shock absorber |
-
2015
- 2015-04-21 CN CN201520239057.7U patent/CN204610990U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106051231A (en) * | 2016-07-27 | 2016-10-26 | 芜湖蓓慈电器有限公司 | Silencing check valve and foot bath with same |
| CN106051231B (en) * | 2016-07-27 | 2018-04-17 | 芜湖蓓慈电器有限公司 | A kind of noise reduction check valve and the Pediluvium apparatus containing the noise reduction check valve |
| CN106090343A (en) * | 2016-07-29 | 2016-11-09 | 天津津通瓦特阀门制造有限公司 | A kind of silence valve of pair of non-return structure |
| CN109469997A (en) * | 2017-09-07 | 2019-03-15 | 浙江三花智能控制股份有限公司 | Refrigeration system and its electric expansion valve |
| CN109469997B (en) * | 2017-09-07 | 2021-10-29 | 浙江三花智能控制股份有限公司 | Refrigerating system and electronic expansion valve thereof |
| CN110566622A (en) * | 2019-09-11 | 2019-12-13 | 宁波金波汽车配件有限公司 | Novel pressure retaining valve for air bag shock absorber |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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: 20150902 Termination date: 20160421 |