CN206708425U - Flat gate valve with novel sealing structure - Google Patents
Flat gate valve with novel sealing structure Download PDFInfo
- Publication number
- CN206708425U CN206708425U CN201720331466.9U CN201720331466U CN206708425U CN 206708425 U CN206708425 U CN 206708425U CN 201720331466 U CN201720331466 U CN 201720331466U CN 206708425 U CN206708425 U CN 206708425U
- Authority
- CN
- China
- Prior art keywords
- valve seat
- valve
- mounting groove
- quoit
- runner
- 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
It the utility model is related to a kind of flat gate valve with novel sealing structure, including valve body, valve rod, valve seat and flashboard, runner is provided with valve body, the cut-out and circulation of valve rod driving flashboard rotation control runner, valve seat is installed on runner and coordinated with flashboard in sealing, regulation passage for valve seat sliding is set in valve body and is provided with the spring for resetting valve seat to spheroid, the slide surface to fit is provided between valve seat and regulation passage, valve seat is provided with first mounting groove and second mounting groove relative with slide surface, first mounting groove is provided with graphite circle, second mounting groove is provided with quoit, quoit is flexible and section is in O shapes, quoit is compressed between the first mounting groove and slide surface.Using such scheme, the utility model provides a kind of applicable working condition the wide flat gate valve with novel sealing structure.
Description
Technical field
It the utility model is related to a kind of gate valve, and in particular to a kind of flat gate valve with novel sealing structure.
Background technology
Valve is the control unit in fluid delivery system, has cut-off, regulation, water conservancy diversion, prevents adverse current, voltage stabilizing, shunting
Or the function such as overflow pressure relief.Wherein, ball valve is the valve that a kind of flap is flashboard.
Traditional flat gate valve includes valve body, valve rod, valve seat and flashboard, and runner, valve rod driving flashboard are provided with valve body
The cut-out and circulation of rotation control runner, valve seat are installed on runner and coordinated with flashboard in sealing, in order that valve seat and spheroid it
Between ensure sealing property on the premise of valve rod rotating sphere it is more light, often in valve body set for valve seat sliding regulation
Passage, and the spring for resetting valve seat to spheroid in regulation passage installation, in order to avoid medium is between valve seat and regulation passage
Leakage, seal is often set up between regulation passage and valve seat, but traditional seal is often sealing ring, is adapted to
The ability of various medium occasions is poor.
The content of the invention
In view of the deficienciess of the prior art, the purpose of this utility model be to provide a kind of applicable working condition it is wide have it is new
The flat gate valve of type sealing structure.
To achieve the above object, the utility model provides following technical scheme：Including valve body, valve rod, valve seat and flashboard,
Runner, the cut-out and circulation of described valve rod driving flashboard rotation control runner, described valve seat are provided with described valve body
It is installed on runner and coordinates with flashboard in sealing, the regulation passage for valve seat sliding is set in described valve body and is provided with valve
The spring that seat resets to spheroid, it is characterised in that：The slide surface to fit, institute are provided between described valve seat and regulation passage
The valve seat stated is provided with first mounting groove and second mounting groove relative with slide surface, and the first described mounting groove is provided with graphite
Circle, the second described mounting groove are provided with quoit, and described quoit is flexible and section is in O shapes, described metal
Circle is compressed between the first mounting groove and slide surface.
By using above-mentioned technical proposal, two layers of sealing is produced, increases valve seat and adjusts the sealing between passage, quoit
It is adapted to automatically according to different installation groove shapes, and graphite circle strengthens the fire protecting performance of sealing, both are combined, significantly
The sealing property of flat gate valve is added, so as to be applied to different operating modes.
The utility model is further arranged to：Described valve seat includes first and second set along valve seat glide direction
Portion, the second described mounting groove are located at first, and described first direction second is provided with and the second mounting groove UNICOM
Opening, described second is provided with to stretch into and is open and the inserted block that is adapted with opening shape, described spring by second to
First resets until both offset.
By using above-mentioned technical proposal, first and second combination forms the installing space of quoit, avoids the external world
Impurity enters to be had an impact to quoit, and is closed by inserted block, is easy to the dismounting and replacing of quoit.
The utility model is further arranged to：Described valve body is located at sealing surface and is correspondingly arranged on the 3rd installation with quoit
Groove, resilient material is filled with the 3rd described mounting groove, described quoit offsets with elastomeric material.
By using above-mentioned technical proposal, the 3rd mounting groove is set up, when quoit between valve seat and valve body by sealing, gold
Category circle can be moved with valve seat along slide surface, for a long time afterwards can wear quoit, reduce sealing property, and the 3rd mounting groove is filled out
Buffering of the elastomeric material filled as quoit, the pressure to quoit is reduced, on the other hand, reduce coefficient of friction, reduce mill
Damage, so as to increase the service life.
The utility model is further arranged to：Described valve seat inner peripheral surface is provided with the power-assisted groove with runner UNICOM, described
Power-assisted groove in be provided with drainage face and power-assisted cambered surface, the medium in runner is introduced power-assisted groove by described drainage face, described
Medium squeeze power-assisted cambered surface when being full of medium in power-assisted groove, by valve seat to sphere push.
By using above-mentioned technical proposal, power-assisted groove is set up, the pressure of medium is rationally utilized, is in dissengaged positions in runner
When, medium is guided to power-assisted groove by draining face, by extruding power-assisted cambered surface so that by valve seat to sphere push, is further increased
Add the sealing property between valve seat and spheroid.
The utility model is further arranged to：Described valve seat inner peripheral surface both sides are symmetrical and be hinged be provided with handle and will receive
Receive the handle cavity of handle, described handle is annular in shape.
By using above-mentioned technical proposal, handle is set up by for storing and the be hinged handle coordinated of valve seat, handle conduct
The carrying point of application of valve seat, is easily installed valve seat, in addition, handle is set annularly, can enter by rod component through handle
Row dismounting, increase the stationarity of dismounting, avoid valve seat from being produced in disassembly process with valve body and hit or damage.
The utility model is further described with reference to the accompanying drawings and detailed description.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model embodiment；
Fig. 2 is the enlarged drawing of A in Fig. 1.
Embodiment
As shown in Fig. 1-Fig. 2, the utility model discloses a kind of flat gate valve with novel sealing structure, including valve
Body 1, valve rod 2, valve seat 3 and flashboard 4, runner 11 is provided with valve body 1, and valve rod 2 drives the cut-out of the rotation control runner 11 of flashboard 4
And circulation, valve seat 3 are installed on runner 11 and coordinated with flashboard 4 in sealing, and the regulation passage slid for valve seat 3 is set in valve body 1
12 and the spring 5 for resetting valve seat 3 to spheroid is provided with, the slide surface to fit is provided between valve seat 3 and regulation passage 12
121, valve seat 3 is provided with first mounting groove 31 and second mounting groove 32 relative with slide surface 121, and the first mounting groove 31 is provided with
Graphite circle 33, the second mounting groove 32 are provided with quoit 34, and quoit 34 is flexible and section is in O shapes, and quoit 34 is pressed
Shrink between the first mounting groove 31 and slide surface 121, produce two layers of sealing, increase valve seat 3 and adjust the sealing between passage 12,
Quoit 34 is adapted to automatically according to different installation groove shapes, and graphite circle 33 strengthens the fire protecting performance of sealing, Liang Zhejin
Row combination, the sealing property of flat gate valve is considerably increased, so as to be applied to different operating modes.
Valve seat 3 includes first 35 and second 36 set along the glide direction of valve seat 3, and the second mounting groove 32 is located at first
Portion 35, first 35 towards second 36 opening 351 being provided with the UNICOM of the second mounting groove 32, second 36 is provided with and stretches into
Opening 351 and the inserted block 361 being adapted with the shape of opening 351, spring reset second 36 until both phases to first 35
Support, first 35 and second 36 combination forms the installing space of quoit 34, avoids introduced contaminants from entering and quoit 34 is produced
It is raw to influence, and closed by inserted block 361, it is easy to the dismounting and replacing of quoit 34.
Valve body 1 is located at sealing surface and is correspondingly arranged on the 3rd mounting groove 13 with quoit 34, fills and sets in the 3rd mounting groove 13
Be equipped with elastomeric material 14, quoit 34 offsets with elastomeric material 14, sets up the 3rd mounting groove 13, quoit 34 by valve seat 3 with
When being sealed between valve body 1, quoit 34 can move with valve seat 3 along slide surface 121, for a long time afterwards can wear quoit 34,
Reduction sealing property, and buffering of the elastomeric material 14 of the 3rd mounting groove 13 filling as quoit 34, are reduced to quoit 34
Pressure, on the other hand, reduce coefficient of friction, reduce abrasion, so as to increase the service life.
The inner peripheral surface of valve seat 3 is provided with the power-assisted groove 37 with the UNICOM of runner 11, and drainage face 371 is provided with power-assisted groove 37 and is helped
Medium in runner 11 is introduced power-assisted groove 37, medium squeeze when being full of medium in power-assisted groove 37 by power cambered surface 372, drainage face 371
Power-assisted cambered surface 372, by valve seat 33 to sphere push, power-assisted groove 37 is set up, rationally utilizes the pressure of medium, in runner 11 in cut-out
During state, medium is guided to power-assisted groove 37 by draining face 371, by extruding power-assisted cambered surface 372 so as to by valve seat 3 to spheroid
Promote, further increase the sealing property between valve seat 3 and spheroid.
The inner peripheral surface both sides of valve seat 3 are symmetrical and are hinged the handle cavity 39 for being provided with handle 38 and storing handle 38, handle 38
Annularly, setting up handle 38 will exert a force for storing with the be hinged handle 38 coordinated of valve seat 3, handle 38 as the carrying of valve seat 3
Point, valve seat 3 is easily installed, in addition, handle 38 is set annularly, can be dismounted by rod component through handle 38, increased
Add the stationarity of dismounting, avoid valve seat 3 from being produced in disassembly process with valve body 1 and hit or damage.
Claims (5)
1. a kind of flat gate valve with novel sealing structure, including valve body, valve rod, valve seat and flashboard, set in described valve body
Be equipped with runner, the cut-out and circulation of described valve rod driving flashboard rotation control runner, described valve seat be installed on runner and with
Flashboard coordinates in sealing, and the regulation passage for valve seat sliding is set in described valve body and is provided with reset valve seat to spheroid
Spring, it is characterised in that：The slide surface to fit is provided between described valve seat and regulation passage, described valve seat is provided with
First mounting groove and second mounting groove relative with slide surface, the first described mounting groove are provided with graphite circle, and described second
Mounting groove is provided with quoit, and described quoit is flexible and section is in O shapes, and described quoit is compressed in the first peace
Between tankage and slide surface.
2. the flat gate valve according to claim 1 with novel sealing structure, it is characterised in that：Described valve seat includes
First and second set along valve seat glide direction, the second described mounting groove are located at first, described first court
The opening being provided with to second with the second mounting groove UNICOM, described second be provided with stretch into opening and with opening shape phase
The inserted block of adaptation, described spring reset second until both offset to first.
3. the flat gate valve according to claim 1 with novel sealing structure, it is characterised in that：Described valve body is located at
Sealing surface is correspondingly arranged on the 3rd mounting groove with quoit, and resilient material is filled with the 3rd described mounting groove, described
Quoit offseted with elastomeric material.
4. according to the flat gate valve with novel sealing structure described in claim 1 or 2 or 3, it is characterised in that：Described valve
Seat inner peripheral surface is provided with the power-assisted groove with runner UNICOM, and drainage face and power-assisted cambered surface are provided with described power-assisted groove, described
Medium in runner is introduced power-assisted groove, medium squeeze power-assisted cambered surface when being full of medium in described power-assisted groove, by valve by drainage face
Seat is to sphere push.
5. according to the flat gate valve with novel sealing structure described in claim 1 or 2 or 3, it is characterised in that：Described valve
Seat inner peripheral surface both sides are symmetrical and are hinged the handle cavity for being provided with handle and storing handle, and described handle is annular in shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720331466.9U CN206708425U (en) | 2017-03-31 | 2017-03-31 | Flat gate valve with novel sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720331466.9U CN206708425U (en) | 2017-03-31 | 2017-03-31 | Flat gate valve with novel sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206708425U true CN206708425U (en) | 2017-12-05 |
Family
ID=60468419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720331466.9U Expired - Fee Related CN206708425U (en) | 2017-03-31 | 2017-03-31 | Flat gate valve with novel sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206708425U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108533772A (en) * | 2018-06-19 | 2018-09-14 | 保集团有限公司 | A kind of flat gate valve adjusted with multiple-channel output |
| CN112081936A (en) * | 2020-09-25 | 2020-12-15 | 浙江联大阀门有限公司 | Slide plate gate valve for severe working conditions |
-
2017
- 2017-03-31 CN CN201720331466.9U patent/CN206708425U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108533772A (en) * | 2018-06-19 | 2018-09-14 | 保集团有限公司 | A kind of flat gate valve adjusted with multiple-channel output |
| CN108533772B (en) * | 2018-06-19 | 2023-10-13 | 保一集团有限公司 | Flat gate valve with multi-output adjustment |
| CN112081936A (en) * | 2020-09-25 | 2020-12-15 | 浙江联大阀门有限公司 | Slide plate gate valve for severe working conditions |
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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: 20171205 Termination date: 20200331 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |