CN202228754U - Structure of sealing surface of valve body - Google Patents
Structure of sealing surface of valve body Download PDFInfo
- Publication number
- CN202228754U CN202228754U CN2011202573103U CN201120257310U CN202228754U CN 202228754 U CN202228754 U CN 202228754U CN 2011202573103 U CN2011202573103 U CN 2011202573103U CN 201120257310 U CN201120257310 U CN 201120257310U CN 202228754 U CN202228754 U CN 202228754U
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- China
- Prior art keywords
- valve body
- groove
- valve seat
- valve
- water outlet
- 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 discloses a structure of the sealing surface of a valve body. A water inlet end and a water outlet end are respectively arranged at drift diameter openings of the two sides of a valve body (2); an annular groove is arranged at a sealing opening of the drift diameter of the water outlet end in the valve body (2); the groove is recessed to the water outlet end from the water inlet end; an annular valve seat (4) is placed in the groove; the cross section of the valve seat is of symmetrical L shape; the convex surface of the valve seat faces towards outside; an annular gasket (3) with a right-angled cross section is placed on the convex surface of the valve seat (4); and the convex surface of the valve seat (4) and the groove of the valve body (2) are connected by using a plurality of screws (1). According to the structure of the sealing surface of the valve body, the valve seat and the valve body can be fixed without an adjusting seat, therefore, the cost is low, the implementation is simple; the valve body is not only suitable for eccentric half ball valves and gate valves, but also for other types of valves.
Description
Technical field
Originally be the valve body of the structure that model utility relates to a kind of valve body sealing surface, especially eccentric half-ball valve and gate valve.
Background technique
Its valve seal surface construction of dissimilar valves is also different; According to valve seat with being connected form and can being divided into integral type and separated type of valve body; And eccentric half-ball valve is to adopt separated type to connect; Need valve seat and valve body be fixed with the adjustment seat, the structure of the valve body sealing surface of the utility model then need not adjusted seat valve seat and valve body are fixed, and the valve seat of present technological gate valve adopts integral type to be connected with valve body in addition; The utility model adopts same technology that a kind of gate valve body of separated type valve seat is provided, and need not adjust the structure of the valve body sealing surface that seat can fix valve seat and valve body equally.
Summary of the invention
For realizing above-mentioned technique effect, the utility model provides a kind of structure of valve body sealing surface, need not adjust the structure of the valve body sealing surface that seat can fix valve seat and valve body.
This provides 3 kinds of schemes, and exemplified using is in eccentric half-ball valve and gate valve.Its scheme one, the sealed mouth place of water outlet latus rectum is provided with groove in valve body, and this groove is recessed to the waterexit end from feed-water end, places valve seat in the groove in the form of a ring, this groove, and valve seat is annular shape, and cross section is the L shaped of symmetry, and its convex surface is outside.The annular gasket that a cross section is rectangular in shape is set is placed on the valve seat convex surface, and the valve seat convex surface is connected with valve body with several screws that distribute.
Scheme two is provided with groove at the sealing surface mouth place of valve body water outlet latus rectum, and this groove is recessed to the waterexit end from feed-water end, is the groove of pie, places valve seat in this groove, and this valve seat is annular shape, and cross section is the L shaped of symmetry, and its tang is inside.An annular gasket is set is placed on the valve seat convex surface, and the valve seat convex surface is connected with valve body with several screws of annular spread.
Scheme three is provided with groove at the sealing surface mouth place of valve body water outlet latus rectum, and this groove is recessed to the waterexit end from feed-water end, is the groove of pie, is provided with dome at this groove surface, and shape is provided with annular convexity on this dome top inner diameter wall ringwise.This convexity internal diameter is less than the sealed mouth internal diameter, inserted valve seat on dome.This valve seat is flexible rubber material, shape ringwise, and the centre is provided with and the supporting annular groove of said dome.
The structure of the valve body sealing surface of the utility model need not be adjusted seat and can valve seat and valve body be fixed, and cost is low, implements simply, and its valve body not only is confined to eccentric half-ball valve and gate valve, and the valve of other types can be implemented.
Description of drawings
Below in conjunction with accompanying drawing the embodiment of gate valve flashboard is done further to specify.
Fig. 1 is the organigram of the valve body sealing surface of eccentric half-ball valve.
Fig. 2 is the structure alternative plan schematic representation of the valve body sealing surface of eccentric half-ball valve.
Fig. 3 is the structure third party case schematic representation of the valve body sealing surface of eccentric half-ball valve.
Fig. 4 is the organigram of the valve body sealing surface of gate valve.
In the drawings, 1. screw, 2. valve body, 3. annular gasket, 4. valve seat, 5. spool, 6. bulge loop, 7. convexity.
Embodiment
The utility model can be applied in various valve types, and the application type scheme is following: Fig. 1 is that the utility model is applied in the structure on the eccentric half-ball valve, in valve body 2, is made up of upper and lower axostylus axostyle, hemisphere spool 5 and valve seat 4; Valve body 2 both sides latus rectum mouths are made as into water and water outlet respectively; The sealed mouth place of water outlet latus rectum is provided with groove in valve body 2, and this groove is recessed to the waterexit end from feed-water end, groove in the form of a ring; In this groove, place valve seat 4; Valve seat 4 is annular shape, and cross section is the L shaped of symmetry, and its convex surface is outside; The annular gasket 3 that a cross section is rectangular in shape is set is placed on valve seat 4 convex surfaces, and valve seat 4 convex surfaces are connected with valve body 2 grooves with several screws 1.This valve seat can be elastic metallic material or elastic caoutchouc material.
Fig. 2 is the alternative plan that the utility model is used eccentric semi-spherical valve body 2 sealing surfaces structure, in valve body 2, is made up of upper and lower axostylus axostyle, hemisphere spool 5 and valve seat 4, and valve body 2 both sides latus rectum mouths are made as into water and water outlet respectively; The sealed mouth place of water outlet latus rectum is provided with groove in valve body 2, and this groove is recessed to the waterexit end from feed-water end, is the groove of pie; In this groove, place valve seat 4; This valve seat 4 is annular shape, and cross section is the L shaped of symmetry, and its tang is inside; The annular gasket 3 that a cross section is rectangular in shape is set again is placed on valve seat 4 convex surfaces, and valve seat 4 convex surfaces are connected with valve body 2 grooves with several screws 1.This valve seat can be elastic metallic material or elastic caoutchouc material.
Fig. 3 is third party's case that the utility model is applied in eccentric semi-spherical valve body 2 sealing surfaces structure; In valve body 2, be made up of upper and lower axostylus axostyle, hemisphere spool 5 and valve seat 4, valve body 2 both sides latus rectum mouths are made as into water and water outlet respectively, and the sealed mouth place of water outlet latus rectum is provided with groove in valve body 2; This groove is recessed to the waterexit end from feed-water end; The groove that is pie is provided with annular bulge loop 6 on this groove surface, on these bulge loop 6 inner diameter wall, be provided with the convexity 7 of annular.This convexity 7 is positioned at bulge loop 6 tops and internal diameter is less than the sealed mouth internal diameter, and inserted valve seat 4 on bulge loop 6.This valve seat 4 is flexible rubber material, shape ringwise, and the centre is provided with the annular groove supporting with said bulge loop 6.
Three kinds of schemes of the utility model are not only applicable to eccentric half-ball valve, and the valve of other types can be implemented, and is used for gate valve body 2 for example, and is as shown in Figure 4, and the best can adopt the third above-mentioned scheme implementation.
Claims (6)
1. the structure of a valve body sealing surface, valve body (2) both sides latus rectum mouth is made as into water and water outlet respectively, and it is characterized in that: the sealed mouth place of water outlet latus rectum is provided with groove in valve body (2); This groove is recessed to the waterexit end from feed-water end; Groove is in the form of a ring placed valve seat (4) in this groove, valve seat (4) is annular shape; Cross section is the L shaped of symmetry, and its convex surface is outside.
2. the structure of a valve body sealing surface, valve body (2) both sides latus rectum mouth is made as into water and water outlet respectively, and it is characterized in that: the sealed mouth place of water outlet latus rectum is provided with groove in valve body (2); This groove is recessed to the waterexit end from feed-water end; The groove that is pie is placed valve seat (4) in this groove, this valve seat (4) is annular shape; Cross section is the L shaped of symmetry, and its tang is inside.
3. according to the structure of claim 1 or 2 described valve body (2) sealing surfaces; It is characterized in that: be provided with the annular gasket (3) that a cross section is rectangular in shape and be placed on the convex surface of said valve seat (4), and valve seat (4) convex surface is connected with valve body (2) groove with several screws (1).
4. according to the structure of claim 1 or 2 described valve body (2) sealing surfaces, it is characterized in that: this valve seat (4) is the elastic caoutchouc material.
5. the structure of a valve body sealing surface; Valve body (2) both sides latus rectum mouth is made as into water and water outlet respectively; It is characterized in that: the sealed mouth place of water outlet latus rectum is provided with groove in valve body (2), and this groove is recessed to the waterexit end from feed-water end, is the groove of pie; On this groove surface, be provided with the annular bulge loop (6) of protrusion; On bulge loop (6) inner diameter wall, be provided with the convexity (7) of annular, this convexity (7) is positioned at bulge loop (6) top and internal diameter is less than the sealed mouth internal diameter, goes up inserted valve seat (4) at bulge loop (6).
6. according to the structure of claim 1 or 2 described valve body (2) sealing surfaces, it is characterized in that: said valve seat (4) is for flexible rubber material, shape ringwise, and the centre is provided with and the supporting annular groove of said bulge loop (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202573103U CN202228754U (en) | 2011-07-20 | 2011-07-20 | Structure of sealing surface of valve body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202573103U CN202228754U (en) | 2011-07-20 | 2011-07-20 | Structure of sealing surface of valve body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202228754U true CN202228754U (en) | 2012-05-23 |
Family
ID=46079340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202573103U Expired - Fee Related CN202228754U (en) | 2011-07-20 | 2011-07-20 | Structure of sealing surface of valve body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202228754U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102287562A (en) * | 2011-07-20 | 2011-12-21 | 梁敬喜 | Structure of valve sealing surface |
-
2011
- 2011-07-20 CN CN2011202573103U patent/CN202228754U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102287562A (en) * | 2011-07-20 | 2011-12-21 | 梁敬喜 | Structure of valve sealing surface |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120523 Termination date: 20140720 |
|
| EXPY | Termination of patent right or utility model |