CN206845959U - Plug valve engineering plastics valve element - Google Patents
Plug valve engineering plastics valve element Download PDFInfo
- Publication number
- CN206845959U CN206845959U CN201621495717.9U CN201621495717U CN206845959U CN 206845959 U CN206845959 U CN 206845959U CN 201621495717 U CN201621495717 U CN 201621495717U CN 206845959 U CN206845959 U CN 206845959U
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- seal groove
- core body
- engineering plastics
- sealing ring
- side wall
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Abstract
The utility model discloses a kind of engineering plastics valve element for plug valve, it is therefore an objective to product is reached safe and reliable durable No leakage.It is characterized in that according to plug valve engineering plastics valve element described in claims 1：It is made up including 1) core body and valve rod of engineering plastics, core body side wall is provided with seal groove one and sealing ring one, central raised to be provided with o-ring groove, and one of projection is provided with limbers；2) two seal grooves one are that the side adjacent with the two-port of water flowing straight hole is deep-slotted chip breaker one, and upper and lower both sides are straight slot；3) sealing ring one or two matches with seal groove one or two；4) sealing ring about one both sides flat segments or segmental arc have pars convoluta with corresponding seal groove direction bending respectively；5) core body is provided with annular seal groove two and the sealing ring two to match close to the upper and lower both sides in top and bottom ends face；6) in core body side wall of the seal groove one between the seal groove two of upper and lower both sides；7) seam face is offered by top down in valve rod side wall, and is provided with self-locking grooves.
Description
Technical field
The technical field of plug valve is the utility model is related to, more particularly, to a kind of plug valve engineering plastics valve element.
Background technology
Plug valve is a kind of straight-through valve of high-speed switch, because motion carries wiping action between rotation sealing surface, and complete
The contact with flow media can be entirely prevented when opening, therefore it generally can be used for the medium with suspended particulate.Plug valve it is another
Individual key property is that it is readily adapted to accommodate multi-channel structure, so that a valve can obtain two, three, or even four different streams
Road.The design of pipe-line system can so be simplified, reduce some the connection accessories needed in valve dosage and equipment.Pass at present
It is only core body and valve rod composition that the valve core structure of the plug valve of system is all relatively simple, and this valve element is during use, warp
Crossing long-term abrasion can cause sealing property to decline, then the phenomenon of leakage just occurs, so resource can be caused very big
Waste, and influence phenomena such as the long-term leakage product that will also result in plug valve or be connected with plug valve gets rusty,
This service life that will result in product reduces.
The content of the invention
For above-mentioned the shortcomings of the prior art, the purpose of this utility model, which is to provide, a kind of can improve the close of product
Sealing property, it is multi-sealed by designing so that product has reached the plug valve engineering plastics valve element of safe and reliable No leakage.
To realize above-mentioned purpose, the utility model provides following technical scheme：
A kind of plug valve engineering plastics valve element, including core body and be installed on core body top end face middle part valve rod, core body
The water flowing straight hole through side wall opposite sides is provided with, core body and valve rod are made by engineering plastics, two-phase in the side wall of core body
To position be respectively equipped with symmetrically arranged annular seal groove one, two seal grooves one are respectively arranged between water flowing straight hole two-port
Core body side wall on, is provided with sealing ring one in seal groove one；The core body side wall that each seal groove one surrounds be it is central raised,
Central raised side wall is provided with the groove that is caught in of the corresponding sealing ring one of confession of annular, one of them it is central raised provided with
The limbers of water flowing straight hole connection.
The utility model is further arranged to：The shape of two seal groove one is adjacent with the two-port of water flowing straight hole
Side be the deep-slotted chip breaker one of arc, upper and lower both sides be the straight slot either deep-slotted chip breaker two smaller than the radian of deep-slotted chip breaker one.
The utility model is further arranged to：The each shape of the sealing ring one with seal groove one matches, each
The flat segments or compare that segmental arc one, upper and lower both sides and the straight slot that sealing ring one includes matching with deep-slotted chip breaker one match
The small segmental arc two of the radian of segmental arc one.
The utility model is further arranged to：The flat segments or arc of upper and lower both sides on each sealing ring one
Section two is provided with the bending section bent to the corresponding direction of seal groove one with the junction of corresponding segmental arc one respectively.
The utility model is further arranged to：Distinguish in the side wall of the core body close to the upper and lower both sides in its top and bottom ends face
Provided with annular seal groove two, the sealing ring two to match with seal groove two is equipped with each seal groove two.
The utility model is further arranged to：Core body of the seal groove one between the seal groove two of upper and lower both sides
In side wall.
The utility model is further arranged to：Seam face, seam face are offered by top down in the side wall of the valve rod
Provided with provided with self-locking grooves.
By using above-mentioned technical proposal, the technique effect that the utility model is reached is：By improving the construction of core body,
So that the sealing property enhancing of product in itself, and it is multi-sealed by designing so that product has reached safe and reliable No leakage.
Brief description of the drawings
The utility model is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 is dimensional structure diagram of the present utility model.
Fig. 2 is cross section structure diagram of the present utility model.
Embodiment
Referring to Figures 1 and 2, be a kind of plug valve engineering plastics valve element disclosed in the utility model, including core body 10 and
The valve rod 11 at the middle part of the top end face of core body 10 is installed on, core body 10 is provided with the water flowing straight hole 12 through side wall opposite sides, core
Body 10 and valve rod 11 are made by engineering plastics, and two relative positions are respectively equipped with symmetrically arranged annular in the side wall of core body 10
Seal groove 1, two seal grooves 1 are respectively arranged in the side wall of the core body 10 between the two-port of water flowing straight hole 12, seal groove
Sealing ring 1 is provided with one 13；The side wall of core body 10 that each seal groove 1 surrounds is central raised 21, central raised 21
Side wall is provided with the groove 18 that is caught in of the corresponding sealing ring 1 of confession of annular, and one of them central raised 21 is provided with and water flowing
The limbers 26 that straight hole 12 connects.Wherein, seam face 15 is offered by top down in the side wall of valve rod 11, seam face 15 is provided with
Provided with self-locking grooves 16, the design of self-locking grooves can improve the firm effect of product so that valve rod forever coordinates with handle, and connection can
Lean on, prevent handle obscission.
The shape of two seal grooves 1 in above-mentioned is that the side adjacent with the two-port of water flowing straight hole 12 is arc
Deep-slotted chip breaker 1, upper and lower both sides are straight slot deep-slotted chip breaker 2 19 either smaller than the radian of deep-slotted chip breaker 1.Of course, in order to
Each seal groove one is adapted to, shape of each sealing ring 1 with seal groove 1 matches, and each sealing ring 1 includes
The flat segments or compare segmental arc that segmental arc 1, upper and lower both sides and the straight slot 18 to match with deep-slotted chip breaker 1 matches
The small segmental arc 2 22 of one 20 radian.Wherein, in order to preferably be adapted to the side wall of core body, on each sealing ring 1 it is upper,
The flat segments 21 or segmental arc 2 22 of lower both sides are provided with to corresponding with the junction of corresponding segmental arc 1 respectively
The bending section 23 of the direction of seal groove 1 bending.
In the present embodiment, the sealing property of product in order to better improve, close to its top and bottom ends face in the side wall of core body 10
Upper and lower both sides be respectively equipped with the seal groove 2 24 of annular, be equipped with each seal groove 2 24 and match with seal groove 2 24
Sealing ring 2 25, seal groove 1 located at upper and lower both sides seal groove 2 24 between the side wall of core body 10 on.
Above-described embodiment is only preferred embodiment of the present utility model, not limits protection model of the present utility model according to this
Enclose, therefore：All equivalence changes done according to structure of the present utility model, shape, principle, all should be covered by protection of the present utility model
Within the scope of.
Claims (7)
1. a kind of plug valve engineering plastics valve element, including core body and be installed on core body top end face middle part valve rod, on core body
Provided with the water flowing straight hole through side wall opposite sides, it is characterised in that：Core body and valve rod are made by engineering plastics, the side of core body
Two relative positions are respectively equipped with symmetrically arranged annular seal groove one on wall, and two seal grooves one are respectively arranged on water flowing straight hole two
In the side wall of core body between port, sealing ring one is provided with seal groove one；During the core body side wall that each seal groove one surrounds is
Portion is raised, and central raised side wall is provided with the groove that the corresponding sealing ring one of confession of annular is caught in, and one of them is central raised
It is provided with the limbers connected with water flowing straight hole.
2. plug valve engineering plastics valve element according to claim 1, it is characterised in that：The shape of two seal groove one is equal
It is straight slot for deep-slotted chip breaker one that the side adjacent with the two-port of water flowing straight hole is arc, upper and lower both sides or compares deep-slotted chip breaker
The small deep-slotted chip breaker two of one radian.
3. plug valve engineering plastics valve element according to claim 2, it is characterised in that：Each sealing ring one with it is close
The shape of sealing groove one matches, each sealing ring one include match with deep-slotted chip breaker one segmental arc one, upper and lower both sides with it is straight
The flat segments that groove matches segmental arc two either smaller than the radian of segmental arc one.
4. plug valve engineering plastics valve element according to claim 3, it is characterised in that：On each sealing ring one
The flat segments or segmental arc two of upper and lower both sides are provided with to corresponding sealing with the junction of corresponding segmental arc one respectively
The bending section of the direction of groove one bending.
5. plug valve engineering plastics valve element according to claim 1, it is characterised in that：Close to it in the side wall of the core body
The upper and lower both sides in top and bottom ends face are respectively equipped with the seal groove two of annular, are equipped with and seal groove two-phase in each seal groove two
The sealing ring two matched somebody with somebody.
6. plug valve engineering plastics valve element according to claim 5, it is characterised in that：The seal groove one is located at upper and lower
In core body side wall between the seal groove two of both sides.
7. the plug valve engineering plastics valve element according to any one of claim 1 to 6, it is characterised in that：The side of the valve rod
Seam face is offered by top down on wall, seam face is provided with self-locking grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621495717.9U CN206845959U (en) | 2016-12-25 | 2016-12-25 | Plug valve engineering plastics valve element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621495717.9U CN206845959U (en) | 2016-12-25 | 2016-12-25 | Plug valve engineering plastics valve element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206845959U true CN206845959U (en) | 2018-01-05 |
Family
ID=60790168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621495717.9U Active CN206845959U (en) | 2016-12-25 | 2016-12-25 | Plug valve engineering plastics valve element |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206845959U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10975974B2 (en) | 2018-08-07 | 2021-04-13 | Taizhou Rivhome Eco Tech Co., Ltd. | Valve core |
-
2016
- 2016-12-25 CN CN201621495717.9U patent/CN206845959U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10975974B2 (en) | 2018-08-07 | 2021-04-13 | Taizhou Rivhome Eco Tech Co., Ltd. | Valve core |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| DD01 | Delivery of document by public notice |
Addressee: Taizhou Environmental Protection Technology Co., Ltd. Document name: Notification of Acceptance of Patent Application |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |