CN206130112U - High sealed stop valve in mouth of a river - Google Patents
High sealed stop valve in mouth of a river Download PDFInfo
- Publication number
- CN206130112U CN206130112U CN201621171922.XU CN201621171922U CN206130112U CN 206130112 U CN206130112 U CN 206130112U CN 201621171922 U CN201621171922 U CN 201621171922U CN 206130112 U CN206130112 U CN 206130112U
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- sealing
- mouth
- river
- screw thread
- valve body
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Abstract
The utility model discloses a high sealed stop valve in mouth of a river, which comprises the following components: a valve body, the top of valve body is equipped with the top cap, the inside through connection of top cap has rotating threaded rod, rotating threaded rod's bottom is equipped with down the depression bar, the limit platform is installed to the bottom of depression bar down, the bottom fixed mounting of limit platform has sealed head, the inboard bottom at the sealed mouth of a river is equipped with end sealing station, the outer wall of sealed head is equipped with the external screw thread. This high sealed stop valve in mouth of a river through the cooperation of limit platform, sealed head and rubber sealing boot, rotates that the twist grip passes through the thread bush and sealed thread bush rotates in top cap and valve body, and bian tai and last sealing station's cooperation has improved the sealed effect to the sealed mouth of a river, and the rubber sealing boot has improved leakproofness and stability behind the platform pressfitting of limit, and sealed head has further improved the sealed effect to sealing up the mouth of a river through the cooperation of external screw thread and thread groove, has improved sealed first stability and sealing performance.
Description
Technical field
The utility model is related to valve technology field, specially a kind of mouth of a river high sealing formula stop valve.
Background technology
Stop valve is a kind of conventional valve, and stop valve is typically made up of valve body, valve element, valve rod and valve gap, on valve body
Valve seat is provided with, valve element coordinates with valve seat realizes sealing, in prior art, packing ring is typically provided between valve rod and valve body to carry
High sealing performance, in the prior art, such as utility model patent of Application No. 201521056661.2, including valve body, valve
Lobe and the valve rod for driving flap to move up and down, flap is provided with the first sealing and the second sealing, the second sealing position
After the first sealing, valve body is provided with the 3rd sealing corresponding with the first sealing and corresponding with the second sealing
Although 4th sealing, the patent improves service life, but when field operations are used, its internal oil pressure is larger, causes close
End socket easily loosens, and easily causes sealing effectiveness to reduce after long-time use.
Utility model content
The purpose of this utility model is to provide a kind of mouth of a river high sealing formula stop valve, to solve above-mentioned background technology in carry
The problem for going out.
For achieving the above object, the utility model provides following technical scheme：A kind of mouth of a river high sealing formula stop valve, including
Valve body, the top of the valve body is provided with top cover, and the top cover is connected by fixing bolt with valve body, the left and right sides of the valve body
Water inlet and delivery port are respectively equipped with, the water inlet is provided with the sealing mouth of a river, the inside of the top cover with the junction of delivery port
Through screw thread rotation bar is connected with, the top of the screw thread rotation bar is provided with rotary handle, the screw thread rotation bar and top cover
Junction be provided with thread bush, the inner tip of the valve body is provided with sealing thread bush, and the inner chamber bottom of the valve body is provided with
Sealing shroud, the screw thread rotation bar sequentially passes through sealing thread bush and sealing shroud, and the bottom of the screw thread rotation bar is provided with and pushes
Bar, the bottom inner side of the screw thread rotation bar is provided with slot, and the down-pressed pole is engaged with slot, and the down-pressed pole revolves with screw thread
The junction of bull stick is provided with alignment pin, and the bottom of the down-pressed pole is provided with side platform, and the inner side top at the sealing mouth of a river is provided with
Upper sealing station, the side platform is engaged with upper sealing station, and the outer wall bottom of the side platform is provided with rubber sealing boot, and the rubber is close
Big envelope is connected by screw with side platform, and the bottom of the side platform is installed with seal head, the inner lower edge at the sealing mouth of a river
Bottom sealing station is provided with, the seal head is engaged with bottom sealing station, the outer wall of the seal head is provided with external screw thread, the sealing water
The inwall of mouth is provided with thread groove, and the external screw thread is engaged with thread groove.
Preferably, the outer wall bottom of the seal head is socketed with rubber ring, and the top inwall of the bottom sealing station is provided with recessed
Groove, the rubber ring and fit depressions.
Preferably, the bottom of the seal head is provided with block head.
Preferably, the top of the sealing shroud is provided with oil pocket.
Preferably, the top of the thread bush is provided with stable nut.
Compared with prior art, the beneficial effects of the utility model are：The mouth of a river high sealing formula stop valve, by side platform,
The cooperation of seal head and rubber sealing boot, rotates rotary handle and rotates in top cover and valve body by thread bush and sealing thread bush
Interior, the cooperation of side platform and upper sealing station improves the sealing effectiveness to sealing the mouth of a river, and rubber sealing boot is improve after side platform pressing
Sealing and stability, seal head imitated by the sealing that cooperations of external screw thread and thread groove is further increased to sealing the mouth of a river
Really, seal head stability and sealing property are improve.
Description of the drawings
Fig. 1 is the utility model structural representation；
Fig. 2 is seal head structural representation of the present utility model.
In figure：1st, rotary handle, 2, stable nut, 3, top cover, 4, valve body, 5, oil pocket, 6, down-pressed pole, 7, water inlet, 8,
The sealing mouth of a river, 9, screw thread rotation bar, 10, thread bush, 11, fixing bolt, 12, sealing thread bush, 13, sealing shroud, 14, water outlet
Mouthful, 15, slot, 16, side platform, 17, rubber sealing boot, 18, external screw thread, 19, rubber ring, 20, bottom sealing station, 21, block head,
22nd, groove, 23, thread groove, 24, seal head, 25, upper sealing station, 26, screw, 27, alignment pin.
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.
Fig. 1-2 is referred to, the utility model provides a kind of technical scheme：A kind of mouth of a river high sealing formula stop valve, including valve
Body 4, the top of the valve body 4 is provided with top cover 3, and the top cover 3 is connected by fixing bolt 11 with valve body 4, a left side for the valve body 4
The right side is respectively provided on two sides with water inlet 7 and delivery port 14, and the water inlet 7 is provided with the sealing mouth of a river 8, institute with the junction of delivery port 14
The inside of top cover 3 is stated through screw thread rotation bar 9 is connected with, the top of the screw thread rotation bar 9 is provided with rotary handle 1, described
Screw thread rotation bar 9 is provided with thread bush 10 with the junction of top cover 3, rotates rotary handle 1 by thread bush 10 and sealing thread bush
12 rotate in top cover 3 and valve body 4, and the top of the thread bush 10 is provided with stable nut 2, the inner tip peace of the valve body 4
Equipped with sealing thread bush 12, the inner chamber bottom of the valve body 4 is provided with sealing shroud 13, and sealing shroud 13 is to screw thread rotation bar 9 and valve body 4
Junction sealed, the screw thread rotation bar 9 sequentially passes through sealing thread bush 12 and sealing shroud 13, the sealing shroud 13
Top is provided with oil pocket 5, and by arranging oil pocket 5 the viscous glutinous machine oil of the outer wall when rotating upwardly and downwardly of screw thread rotation bar 9 is made, and improves lubrication effect
Really, rotation is facilitated, the bottom of the screw thread rotation bar 9 is provided with down-pressed pole 6, and screw thread rotation bar 9 drives down-pressed pole 6, side platform 16
Rotate with seal head 24 and push, the bottom inner side of the screw thread rotation bar 9 is provided with slot 15, the down-pressed pole 6 and the phase of slot 15
Coordinate, the down-pressed pole 6 is provided with alignment pin 27 with the junction of screw thread rotation bar 9, and the bottom of the down-pressed pole 6 is provided with side platform
16, the inner side top at the sealing mouth of a river 8 is provided with sealing station 25, and the side platform 16 is engaged with upper sealing station 25, by side
The cooperation of platform 16 and upper sealing station 25 improves the sealing effectiveness to sealing the mouth of a river, and the outer wall bottom of the side platform 16 is provided with rubber
Sealing shroud 17, the rubber sealing boot 17 is connected by screw 26 with side platform 16, and rubber sealing boot 17 improves side platform 16 and presses
Sealing afterwards and stability, the bottom of the side platform 16 is installed with seal head 24, the inner lower edge at the sealing mouth of a river 8
Bottom sealing station 20 is provided with, the seal head 24 is engaged with bottom sealing station 20, the outer wall of the seal head 24 is provided with external screw thread 18,
The inwall at the sealing mouth of a river 8 is provided with thread groove 23, and the external screw thread 18 is engaged with thread groove 23, and seal head 24 passes through outer spiral shell
Line 18 further increases the sealing effectiveness to sealing the mouth of a river 8, the outer wall bottom of the seal head 24 with the cooperation of thread groove 23
Rubber ring 19 is socketed with, the top inwall of the bottom sealing station 20 is provided with groove 22, and the rubber ring 19 is engaged with groove 22,
The bottom of the seal head 24 is provided with block head 21.
Rotate rotary handle 1 to rotate in top cover 3 and valve body 4 by thread bush 10 and sealing thread bush 12, the He of side platform 16
The cooperation of upper sealing station 25 improves the sealing effectiveness to sealing the mouth of a river, and rubber sealing boot 17 is improve after the pressing of side platform 16
Sealing and stability, seal head 24 is further increased to sealing the mouth of a river 8 by external screw thread 18 with the cooperation of thread groove 23
Sealing effectiveness.
In description of the present utility model, it is to be understood that term " coaxial ", " bottom ", " one end ", " top ",
" middle part ", " other end ", " on ", " side ", " top ", " interior ", " front portion ", " central authorities ", the orientation of the instruction such as " two ends " or position
The relation of putting is, based on orientation shown in the drawings or position relationship, to be for only for ease of description the utility model and simplify description, and
Be not indicate or imply indication device or element must have specific orientation, with specific azimuth configuration and operation, therefore
It is not intended that to restriction of the present utility model.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " setting ", " connection ",
The terms such as " fixation ", " spinning " should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or into one
Body；Can be mechanically connected, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, can
To be connection or the interaction relationship of two elements of two element internals, unless otherwise clearly restriction, for this area
Those of ordinary skill for, can as the case may be understand concrete meaning of the above-mentioned term in the utility model.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out various changes in the case of without departing from principle of the present utility model and spirit, repaiies
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of mouth of a river high sealing formula stop valve, including valve body（4）, the valve body（4）Top be provided with top cover（3）, the top
Lid（3）By fixing bolt（11）With valve body（4）It is connected, the valve body（4）Be respectively arranged on the left side and the right side water inlet（7）With go out
The mouth of a river（14）, the water inlet（7）With delivery port（14）Junction be provided with sealing the mouth of a river（8）, it is characterised in that：The top cover
（3）Inside through being connected with screw thread rotation bar（9）, the screw thread rotation bar（9）Top rotary handle is installed（1）, institute
State screw thread rotation bar（9）With top cover（3）Junction be provided with thread bush（10）, the valve body（4）Inner tip be provided with it is close
Envelope thread bush（12）, the valve body（4）Inner chamber bottom be provided with sealing shroud（13）, the screw thread rotation bar（9）Sequentially pass through close
Envelope thread bush（12）And sealing shroud（13）, the screw thread rotation bar（9）Bottom be provided with down-pressed pole（6）, the screw thread rotation bar
（9）Bottom inner side be provided with slot（15）, the down-pressed pole（6）With slot（15）It is engaged, the down-pressed pole（6）With screw thread rotation
Bull stick（9）Junction be provided with alignment pin（27）, the down-pressed pole（6）Bottom side platform is installed（16）, the sealing mouth of a river
（8）Inner side top be provided with sealing station（25）, the side platform（16）With upper sealing station（25）It is engaged, the side platform（16）'s
Outer wall bottom is provided with rubber sealing boot（17）, the rubber sealing boot（17）By screw（26）With side platform（16）It is connected, it is described
Side platform（16）Bottom be installed with seal head（24）, the sealing mouth of a river（8）Inner lower edge be provided with bottom sealing station（20）,
The seal head（24）With bottom sealing station（20）It is engaged, the seal head（24）Outer wall be provided with external screw thread（18）, it is described close
Water cut off device（8）Inwall be provided with thread groove（23）, the external screw thread（18）With thread groove（23）It is engaged.
2. a kind of mouth of a river high sealing formula stop valve according to claim 1, it is characterised in that：The seal head（24）It is outer
Wall bottom is socketed with rubber ring（19）, the bottom sealing station（20）Top inwall be provided with groove（22）, the rubber ring（19）
With groove（22）It is engaged.
3. a kind of mouth of a river high sealing formula stop valve according to claim 1, it is characterised in that：The seal head（24）Bottom
End is provided with block head（21）.
4. a kind of mouth of a river high sealing formula stop valve according to claim 1, it is characterised in that：The sealing shroud（13）Top
End is provided with oil pocket（5）.
5. a kind of mouth of a river high sealing formula stop valve according to claim 1, it is characterised in that：The thread bush（10）Top
End is provided with stable nut（2）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621171922.XU CN206130112U (en) | 2016-10-26 | 2016-10-26 | High sealed stop valve in mouth of a river |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621171922.XU CN206130112U (en) | 2016-10-26 | 2016-10-26 | High sealed stop valve in mouth of a river |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206130112U true CN206130112U (en) | 2017-04-26 |
Family
ID=58576676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621171922.XU Active CN206130112U (en) | 2016-10-26 | 2016-10-26 | High sealed stop valve in mouth of a river |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206130112U (en) |
-
2016
- 2016-10-26 CN CN201621171922.XU patent/CN206130112U/en active Active
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