CN2556440Y - Water cut-off self-closing valve - Google Patents
Water cut-off self-closing valve Download PDFInfo
- Publication number
- CN2556440Y CN2556440Y CN 02273918 CN02273918U CN2556440Y CN 2556440 Y CN2556440 Y CN 2556440Y CN 02273918 CN02273918 CN 02273918 CN 02273918 U CN02273918 U CN 02273918U CN 2556440 Y CN2556440 Y CN 2556440Y
- Authority
- CN
- China
- Prior art keywords
- valve
- valve body
- slip lid
- sleeve
- 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
Links
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- Self-Closing Valves And Venting Or Aerating Valves (AREA)
Abstract
The utility model belongs to a valve, in particular to a valve which can be closed automatically when the pipeline cuts off the water supply. An automatic closing valve for water supply cutting-off consists of a valve cover, a sealing block, a sealing ring, a sliding cover, a valve body, a pin sleeve, a clamping pin, a spring, a sliding cover sleeve, etc., wherein, the valve cover matched with the valve body through a thread, the sealing ring is arrange between the valve cover and the end surface of the valve body, one end surface of the sealing block matches with the sealing ring, the other end surface is fixed in the valve body through the sliding cover sleeve, one end of the sliding cover sleeve matches with the sealing block, the other end matches with the spring and is arranged in the sliding cover sleeve, a concave groove on the sliding cover matches with the clamping pin, the pin sleeve is arranged on the valve body, the clamping pin is arranged in the pin sleeve, the clamping pin is embedded with and sleeved with the sealing ring, and the spring is arranged on the clamping pin. The utility model can be directly arranged on a water inlet pipeline and realizes centralized safety protection.
Description
Technical field
The utility model belongs to valve, more precisely is a kind of valve that can close automatically when pipeline is cut off the water.
Background technique
In order to prevent to cut off the water the back owing to forget after Guan Shui chews tap flood to take place, the water-stopping self-closing water of existing various structure is chewed appearance, and this water is chewed device at the pipeline end, is the device of direct water.
Summary of the invention
The purpose of this utility model is to provide the self-closing valve under water-supply off of a kind of device on inlet pipeline, realizes the water protection to whole backs pipeline.
The purpose of this utility model realizes by following technical measures: self-closing valve under water-supply off, and by valve gap, sealing seat, seal ring, slip lid, valve body, guide, bayonet lock, spring, compositions such as slip lid cover, wherein valve gap and valve body screw-thread fit, gasket set is between valve gap and valve body end face, and end face of sealing seat cooperates with seal ring, and the other end is fixed in the valve body by the slip lid cover, slip lid one end cooperates with sealing seat, the other end cooperates with spring, and device has groove and cooperates with bayonet lock in the slip lid cover on the slip lid, the guide device is on valve body, the bayonet lock device is in guide, and edge overlaps seal ring on the bayonet lock, and spring assembly is on bayonet lock.
The utility model can be directly installed on the intake pipe, realizes concentrating safety protection.
Description of drawings
Fig. 1 is the utility model structural drawing.
Fig. 1 is the utility model embodiment.
Label identifies 1 valve gap, 2 sealing seats, 3 seal rings, 4 slip lids, 5 valve bodies, 6 guidees, 7 bayonet locks, 8 springs, 9 seal rings, 10 slip lids and overlaps 11 springs in the accompanying drawing
Embodiment
With reference to accompanying drawing 1, self-closing valve under water-supply off is by valve gap 1, sealing seat 2, seal ring 3, slip lid 4, valve body 5, guide 6, bayonet lock 7, spring 8, slip lid overlaps 10 compositions such as grade, wherein valve gap 1 and valve body 5 screw-thread fit, and seal ring 3 devices are between valve gap 1 and valve body 5 end faces, 2 one end faces of sealing seat cooperate with seal ring 3, the other end is fixed in the valve body 5 by slip lid cover 10, and slip lid 4 one ends cooperate with sealing seat 2, and the other end cooperates with spring 8, device is in slip lid cover 10, have groove on the slip lid 4 and cooperate with bayonet lock 7, guide 6 devices are on valve body 5, and bayonet lock 7 devices are in guide 6, edge cover seal ring 9 on the bayonet lock 7, spring 8 devices are on bayonet lock 7.
In the use, when cutting off the water, slip lid is moved to the left under spring action, and bayonet lock falls to putting in the groove of slip lid, the sealing water route.When coming water again, mention bayonet lock, slip lid moves right under hydraulic action, opens the water route.
Claims (1)
1, a kind of self-closing valve under water-supply off, by valve gap, sealing seat, seal ring, slip lid, valve body, guide, bayonet lock, spring, compositions such as slip lid cover, it is characterized in that: valve gap and valve body screw-thread fit, gasket set is between valve gap and valve body end face, and end face of sealing seat cooperates with seal ring, and the other end is fixed in the valve body by the slip lid cover, slip lid one end cooperates with sealing seat, the other end cooperates with spring, and device has groove and cooperates with bayonet lock in the slip lid cover on the slip lid, the guide device is on valve body, the bayonet lock device is in guide, and edge overlaps seal ring on the bayonet lock, and spring assembly is on bayonet lock.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02273918 CN2556440Y (en) | 2002-07-01 | 2002-07-01 | Water cut-off self-closing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02273918 CN2556440Y (en) | 2002-07-01 | 2002-07-01 | Water cut-off self-closing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2556440Y true CN2556440Y (en) | 2003-06-18 |
Family
ID=33738280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02273918 Expired - Fee Related CN2556440Y (en) | 2002-07-01 | 2002-07-01 | Water cut-off self-closing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2556440Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104534141A (en) * | 2014-12-09 | 2015-04-22 | 南昌大学 | Water-saving intermediate valve |
| CN105422923A (en) * | 2015-12-09 | 2016-03-23 | 西安航天动力研究所 | Mechanical-locking self-locking check valve |
| CN105422928A (en) * | 2015-12-09 | 2016-03-23 | 西安航天动力研究所 | Self-locking check valve reliable in locking position |
| CN105757305A (en) * | 2016-03-25 | 2016-07-13 | 广西水利电力职业技术学院 | Automatic tap water cutoff closing device |
| CN108443562A (en) * | 2018-03-19 | 2018-08-24 | 上海空间推进研究所 | The double limit sealing structures of superpressure preventing |
-
2002
- 2002-07-01 CN CN 02273918 patent/CN2556440Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104534141A (en) * | 2014-12-09 | 2015-04-22 | 南昌大学 | Water-saving intermediate valve |
| CN105422923A (en) * | 2015-12-09 | 2016-03-23 | 西安航天动力研究所 | Mechanical-locking self-locking check valve |
| CN105422928A (en) * | 2015-12-09 | 2016-03-23 | 西安航天动力研究所 | Self-locking check valve reliable in locking position |
| CN105422923B (en) * | 2015-12-09 | 2017-10-10 | 西安航天动力研究所 | A kind of mechanical lock-bit self-locking one-way |
| CN105422928B (en) * | 2015-12-09 | 2017-10-13 | 西安航天动力研究所 | A kind of self-locking one-way of reliable lock-bit |
| CN105757305A (en) * | 2016-03-25 | 2016-07-13 | 广西水利电力职业技术学院 | Automatic tap water cutoff closing device |
| CN105757305B (en) * | 2016-03-25 | 2017-12-15 | 广西水利电力职业技术学院 | A kind of tap water cut-off self closing device |
| CN108443562A (en) * | 2018-03-19 | 2018-08-24 | 上海空间推进研究所 | The double limit sealing structures of superpressure preventing |
| CN108443562B (en) * | 2018-03-19 | 2020-04-24 | 上海空间推进研究所 | Overpressure-proof double-limit sealing structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |