CN206290729U - Stop valve - Google Patents
Stop valve Download PDFInfo
- Publication number
- CN206290729U CN206290729U CN201621273318.8U CN201621273318U CN206290729U CN 206290729 U CN206290729 U CN 206290729U CN 201621273318 U CN201621273318 U CN 201621273318U CN 206290729 U CN206290729 U CN 206290729U
- Authority
- CN
- China
- Prior art keywords
- valve
- locating slot
- valve plug
- bonnet
- sealing ring
- 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 is related to a kind of stop valve, including valve body, valve rod, bonnet, pressure cap and valve plug, it is described it is characterized in that：The bonnet is towards being provided with the first locating slot on the end face of valve plug, the valve plug is towards being provided with the second locating slot corresponding with the first locating slot on the end face of bonnet, spring and ball in compressive state are also included, the two ends of the spring are located in the first locating slot and the second locating slot respectively；The utility model is：When being cut off to water body, so that valve plug is closed with connector, when being extruded by hydraulic pressure due to valve plug, hydraulic pressure can promote valve plug to move, valve plug can be promoted to be moved to connector direction by the spring and ball of compressive state, due to the thrust of the spring by compressive state, it is connected even closer with connector so as to be effectively guaranteed valve plug, so that being not in gap between valve plug and connector, sealing effectiveness is preferable, so as to ensure that valve plug completely can be realized cutting off to water body, water resource of finally putting and ending to waste.
Description
Technical field
The utility model is related to valve technology field, especially a kind of stop valve.
Background technology
Stop valve, is also pipe valve, is a kind of most popular valve, and why very popular it is, is due to being opened and closed
Frictional force is small between sealing surface in journey, relatively durable, and Lift is less, easy to manufacture, easy to maintenance, low in being applicable not only to
Pressure, and suitable for high pressure.
At present, when in use, valve rod is flexible to drive valve plug to realize break-make to water body to existing stop valve, is cut off when to water body
When so that valve plug is closed with connector, and when being extruded by hydraulic pressure due to valve plug, hydraulic pressure can promote valve plug to move so that valve plug with
Not closely, sealing effectiveness is poor for connector connection, is flowed out in causing gap of the water body between valve plug and connector, so as to cause
Valve plug completely can not be realized cutting off to water body, final waste water resource.On the other hand, existing stop valve is in long-term use
When, due to that can there are different size debris in water body unavoidably, after water body enters the intake channel of valve body so that the difference in water body
The debris of size can block stop valve, often repair, so as to shorten the service life of stop valve.
Utility model content
In view of the shortcomings of the prior art, the purpose of this utility model is to provide a kind of good sealing effect, prevent wave
Water wasting resource and the stop valve for increasing the service life.
What the technical solution of the utility model was realized in：A kind of stop valve, including valve body, valve rod, bonnet, pressure cap and
Valve plug, one end of the valve rod sequentially passes through pressure cap and bonnet, and one end of valve rod is finally penetrated in valve body and valve plug fixation company
Connect, the pressure cap is threadedly coupled with bonnet, the bonnet is connected with valve body screw thread, intake channel is provided with the valve body and is gone out
Mouth passage, the inwall of the intake channel is provided with the first L-shaped current limliting block, and the inwall of the exit passageway is provided with L
Second current limliting block of shape, and the connection of connection intake channel and exit passageway is constituted between the first current limliting block and the second current limliting block
Mouthful, the valve plug is engaged with connector, it is characterised in that：The bonnet is towards being provided with the first positioning on the end face of valve plug
Groove, the valve plug is also included in pressure towards the second locating slot corresponding with the first locating slot is provided with the end face of bonnet
The spring and ball of contracting state, the two ends of the spring are located in the first locating slot and the second locating slot respectively, the ball position
Roll in the second locating slot and with the second locating slot and be connected, and the two ends of the spring offset with the first locating slot and ball respectively
Touch；The filter assemblies being arranged inside intake channel are also included, the filter assemblies include circular frame and are arranged at circle
Multiple filtration net on framework, the mesh aperture of each layer screen pack is diminished successively from water inlet direction toward water outlet direction, and adjacent
The inwall clamping of screen pack interval setting, the circular frame and intake channel.
Preferably：The top of the valve rod is provided with handwheel.
By using above-mentioned technical proposal, when being cut off to water body so that valve plug is closed with connector, because valve plug is subject to
When hydraulic pressure is extruded, hydraulic pressure can promote valve plug to move, and valve plug can be promoted to connector direction by the spring and ball of compressive state
It is mobile, due to the thrust of the spring by compressive state, it is connected even closer with connector so as to be effectively guaranteed valve plug, make
It is not in gap between valve plug and connector to obtain, and sealing effectiveness is preferable, so as to ensure that valve plug can completely to water body reality
Now cut off, water resource of finally putting and ending to waste.By filter assemblies so that different size of debris are filtered by each layer successively in water body
Net is blocked, it is to avoid debris in water body into causing angle valve to block in water inlet, so as to be effectively guaranteed the use longevity of angle valve
Life；The circular frame and the inside clamping of water inlet, facilitate installing/dismounting, are easy to cleaning；And adjacent screen pack interval setting,
Avoid the different size of debris in water body from getting lodged between adjacent screen pack, also ensure while filter effect so as to be ensure that
The service life of each layer screen pack, so as to also further extend the service life of stop valve.
The utility model is further arranged to：The valve rod is provided with annular groove with the junction of bonnet, and the annular is recessed
The sealing ring for increasing and being sealed between valve rod and bonnet is provided with groove, the sealing ring includes sealing ring body, the sealing ring sheet
Annular receiving groove is offered on body, the side wall side of the annular receiving groove has circumferentially been placed equidistant several raised, rings
Circular steel ring is provided with shape holding tank, the side wall of circular steel ring peak raised with several respectively and annular receiving groove
Opposite side contradicts connection, and the groove width of the annular receiving groove is 0.29 with the ratio of the width of sealing ring body.
By using above-mentioned technical proposal, the sealing ring includes sealing ring body, and annular is offered on the sealing ring body
Holding tank, the side wall side of the annular receiving groove has circumferentially been placed equidistant several projections, and circle is provided with annular receiving groove
The side wall opposite side of shape steel ring, circular steel ring peak raised with several respectively and annular receiving groove is contradicted and is connected,
When sealing ring is promoted by valve rod during use, sealing ring can be squeezed, and several raised and circular steel rings coordinate lower band
Dynamic seal ring has a stronger reset force, so as to further ensure that valve rod is even closer with the junction of bonnet, also enters one
Step avoids valve rod in use and drainage occurs with the junction of bonnet；This smart structural design, it is practical, easily
In popularization；And the groove width of annular receiving groove and the ratio of the width of sealing ring body are 0.29, bulk strength is stronger, it is to avoid even
Sealing ring can be squeezed and cause sealed ring deformation when sealing ring is promoted by valve rod in termination process, so as to ensure that sealing ring
Service life, further ensure that valve rod is even closer with the junction of bonnet and firm.
Brief description of the drawings
In order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, before creative labor is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the utility model specific embodiment structural representation；
Fig. 2 is filter assemblies structural representation in the utility model specific embodiment；
Fig. 3 is ring structure schematic diagram in the utility model specific embodiment.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of the utility model protection.
As shown in Fig. 1-Fig. 3, the utility model discloses a kind of stop valve, including valve body 1, valve rod 2, bonnet 3, pressure cap 4
With valve plug 5, one end of the valve rod 2 sequentially passes through pressure cap 4 and bonnet 5, and one end of valve rod 2 is finally penetrated in valve body 1 and valve
Plug 5 is fixedly connected, and the pressure cap 4 is threadedly coupled with bonnet 3, and the bonnet 3 is threadedly coupled with valve body 1, is set in the valve body 1
The inwall for having intake channel 101 and exit passageway 102, the intake channel 101 is provided with the first L-shaped current limliting block 6, described
The inwall of exit passageway 102 is provided with structure between the second L-shaped current limliting block 7, and the first current limliting block 6 and the second current limliting block 7
Into connection intake channel 101 and the connector 8 of exit passageway 102, the valve plug 5 is engaged with connector 8, in the utility model
In specific embodiment, towards being provided with the first locating slot 31 on the end face of valve plug 5, the valve plug 5 is towards bonnet 3 for the bonnet 3
End face on be provided with corresponding second locating slot 51 of the first locating slot 31, also include the He of spring 9 in compressive state
Ball 10, the two ends of the spring 9 are located in the first locating slot 31 and the second locating slot 51 respectively, and the ball 10 is located at second
In locating slot 31 and with the second locating slot 31 roll be connected, and the spring 9 two ends respectively with the first locating slot 31 and ball 10
It is inconsistent；The filter assemblies 13 being arranged inside intake channel 101 are also included, the filter assemblies 13 include circular frame
131 and the multiple filtration net 132 that is arranged on circular frame 131, the mesh aperture of each layer screen pack 132 is from water inlet direction toward going out
Water direction diminishes successively, and the adjacent interval setting of screen pack 132, the inwall card of the circular frame 131 and intake channel 101
Connect.
In the utility model specific embodiment, the top of the valve rod 2 is provided with handwheel 12.
By using above-mentioned technical proposal, when being cut off to water body so that valve plug is closed with connector, because valve plug is subject to
When hydraulic pressure is extruded, hydraulic pressure can promote valve plug to move, and valve plug can be promoted to connector direction by the spring and ball of compressive state
It is mobile, due to the thrust of the spring by compressive state, it is connected even closer with connector so as to be effectively guaranteed valve plug, make
It is not in gap between valve plug and connector to obtain, and sealing effectiveness is preferable, so as to ensure that valve plug can completely to water body reality
Now cut off, water resource of finally putting and ending to waste.By filter assemblies so that different size of debris are filtered by each layer successively in water body
Net is blocked, it is to avoid debris in water body into causing angle valve to block in water inlet, so as to be effectively guaranteed the use longevity of angle valve
Life；The circular frame and the inside clamping of water inlet, facilitate installing/dismounting, are easy to cleaning；And adjacent screen pack interval setting,
Avoid the different size of debris in water body from getting lodged between adjacent screen pack, also ensure while filter effect so as to be ensure that
The service life of each layer screen pack, so as to also further extend the service life of stop valve.
In the utility model specific embodiment, the valve rod is provided with annular groove with the junction of bonnet, the annular
The sealing ring 11 for increasing and being sealed between valve rod and bonnet is provided with groove, the sealing ring 11 includes sealing ring body 11, should
Annular receiving groove 110 is offered on sealing ring body 11, if the side wall side of the annular receiving groove 110 has circumferentially been placed equidistant
Dry raised 1101, circular steel ring 111 is provided with the annular receiving groove 110, the circular steel ring 111 is convex with several respectively
Play 1101 peak and the side wall opposite side of annular receiving groove 110 contradict connection, the groove width H1 of the annular receiving groove 110 with
The ratio of the width H2 of sealing ring body 11 is 0.29.
By using above-mentioned technical proposal, the sealing ring includes sealing ring body, and annular is offered on the sealing ring body
Holding tank, the side wall side of the annular receiving groove has circumferentially been placed equidistant several projections, and circle is provided with annular receiving groove
The side wall opposite side of shape steel ring, circular steel ring peak raised with several respectively and annular receiving groove is contradicted and is connected,
When sealing ring is promoted by valve rod during use, sealing ring can be squeezed, and several raised and circular steel rings coordinate lower band
Dynamic seal ring has a stronger reset force, so as to further ensure that valve rod is even closer with the junction of bonnet, also enters one
Step avoids valve rod in use and drainage occurs with the junction of bonnet；This smart structural design, it is practical, easily
In popularization；And the groove width of annular receiving groove and the ratio of the width of sealing ring body are 0.29, bulk strength is stronger, it is to avoid even
Sealing ring can be squeezed and cause sealed ring deformation when sealing ring is promoted by valve rod in termination process, so as to ensure that sealing ring
Service life, further ensure that valve rod is even closer with the junction of bonnet and firm.
Preferred embodiment of the present utility model is the foregoing is only, is not used to limit the utility model, it is all at this
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc. should be included in the utility model
Protection domain within.
Claims (3)
1. a kind of stop valve, including valve body, valve rod, bonnet, pressure cap and valve plug, one end of the valve rod sequentially pass through pressure cap and valve
Lid, and one end of valve rod finally penetrates and be fixedly connected with valve plug in valve body, the pressure cap is threadedly coupled with bonnet, the bonnet and
Valve body screw thread is connected, and is provided with intake channel and exit passageway in the valve body, and the inwall of the intake channel is provided with L-shaped
The first current limliting block, the inwall of the exit passageway is provided with the second L-shaped current limliting block, and the first current limliting block and the second limit
The connector of connection intake channel and exit passageway is constituted between stream block, the valve plug is engaged with connector, it is characterised in that：
Towards being provided with the first locating slot on the end face of valve plug, the valve plug is towards being provided with and first on the end face of bonnet for the bonnet
Corresponding second locating slot of locating slot, also includes spring and ball in compressive state, the two ends difference position of the spring
In the first locating slot and the second locating slot, the ball is located in the second locating slot and is rolled with the second locating slot and is connected, and
The two ends of the spring are inconsistent with the first locating slot and ball respectively；Also include the filtering group being arranged inside intake channel
Part, the filter assemblies include circular frame and the multiple filtration net being arranged on circular frame, the mesh hole of each layer screen pack
Footpath is diminished successively from water inlet direction toward water outlet direction, and adjacent screen pack interval setting, the circular frame and intake channel
Inwall clamping.
2. stop valve according to claim 1, it is characterised in that：It is recessed that the valve rod is provided with annular with the junction of bonnet
Groove, is provided with the sealing ring for increasing and being sealed between valve rod and bonnet in the annular groove, the sealing ring includes sealing ring body,
Annular receiving groove is offered on the sealing ring body, it is convex that the side wall side of the annular receiving groove has circumferentially been placed equidistant several
Rise, circular steel ring is provided with the annular receiving groove, circular steel ring peak raised with several respectively and annular are held
The side wall opposite side of groove received contradicts connection, and the groove width of the annular receiving groove is 0.29 with the ratio of the width of sealing ring body.
3. stop valve according to claim 1, it is characterised in that：The top of the valve rod is provided with handwheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621273318.8U CN206290729U (en) | 2016-11-24 | 2016-11-24 | Stop valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621273318.8U CN206290729U (en) | 2016-11-24 | 2016-11-24 | Stop valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206290729U true CN206290729U (en) | 2017-06-30 |
Family
ID=59099602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621273318.8U Expired - Fee Related CN206290729U (en) | 2016-11-24 | 2016-11-24 | Stop valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206290729U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109915639A (en) * | 2019-03-05 | 2019-06-21 | 苏州旭耀成自动化科技有限公司 | A kind of new-type pneumatic valve device |
| CN113294538A (en) * | 2021-05-11 | 2021-08-24 | 杭州利华科技有限公司 | Gas flow adjusting device |
| CN114087375A (en) * | 2021-11-23 | 2022-02-25 | 富山阀门实业(东台)有限公司 | Stop valve with high sealing performance |
-
2016
- 2016-11-24 CN CN201621273318.8U patent/CN206290729U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109915639A (en) * | 2019-03-05 | 2019-06-21 | 苏州旭耀成自动化科技有限公司 | A kind of new-type pneumatic valve device |
| CN113294538A (en) * | 2021-05-11 | 2021-08-24 | 杭州利华科技有限公司 | Gas flow adjusting device |
| CN114087375A (en) * | 2021-11-23 | 2022-02-25 | 富山阀门实业(东台)有限公司 | Stop valve with high sealing performance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170630 Termination date: 20201124 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |