CN203743468U - Flexible seal type parallel slide valve - Google Patents
Flexible seal type parallel slide valve Download PDFInfo
- Publication number
- CN203743468U CN203743468U CN201420070159.6U CN201420070159U CN203743468U CN 203743468 U CN203743468 U CN 203743468U CN 201420070159 U CN201420070159 U CN 201420070159U CN 203743468 U CN203743468 U CN 203743468U
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- China
- Prior art keywords
- valve seat
- valve body
- valve
- flashboard
- gap
- 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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- Sliding Valves (AREA)
Abstract
The utility model discloses a flexible seal type parallel slide valve. According to the technical scheme, the seal type parallel slide valve is characterized by comprising a valve body, a gate plate, a first valve seat and a second valve seat, wherein the first valve seat and the second valve seat are made of rubber materials; one side, corresponding to the valve seats, of the valve body is provided with a first valve body boss and a second valve body boss; the first valve seat and the second valve seat are provided with a first valve seat groove and a second valve seat groove respectively; the first valve seat groove and the second valve seat groove are in fit with the first valve body boss and the second valve body boss respectively in shape and are connected with the first valve body boss and the second valve body boss respectively in an abutting mode; a first deformation blank area is arranged between each valve seat and the valve body; the first deformation blank areas are arranged at the position where the first valve seat groove and the first valve body boss are connected in the abutting mode and the position where the second valve seat groove and the second valve body boss are connected in the abutting mode. Because the deformation blank areas are arranged at the contact positions of the valve seats and the valve body, the sealed faces, connected with the valve body in the abutting mode, of the valve seats can have the good elastic deformation, failure caused by fatigue can not easily occur, the airtightness between the valve seats and the valve body is enhanced, and the service life of the valve seats is prolonged.
Description
Technical field
The utility model relates to a kind of valve, and more particularly, it relates to a kind of soft sealing type Parallel Slide Valves.
Background technique
Parallel Slide Valves, claims again ore pulp valve, belongs to gate valve kind, is used as to connect or block pipeline medium on oil product, water, the steam pipeworks such as extensive use and oil, chemical industry, thermal power plant.
Application number is that 201110120777 Chinese patent discloses a kind of soft sealing-type ore-pulp valve, and it comprises valve body, upper valve base, lower valve base, flashboard, filler and Gland, and described upper valve base and lower valve base are the rubber of embedded metal framework ring.In Figure of description from this patent application document, can find out, corresponding flashboard one side of valve body is respectively equipped with the first valve body boss and the second valve body boss, two rubber valve seats are respectively equipped with the first valve seat groove, the second valve seat groove being connected with the first valve body boss, the second valve body boss shape shape adaptation and conflict, the first valve seat groove, the second valve seat groove respectively with the first valve body boss, the second valve body boss all formation face contact, and two rubber valve seats and flashboard equally formation face contact.
This soft sealing-type ore-pulp valve, due to all formation face sealings between rubber valve seat and flashboard, rubber valve seat and valve body, all conflict and link together in sealing position, neither one produces the region of resiliently deformable for rubber valve seat, make can only being out of shape towards valve pocket of rubber valve seat, the rubber valve seat position that conflict is connected with valve body, for a long time in pressured state, easily causes fatigue failure, thereby affect sealability between rubber valve seat and valve body, cause the working life of rubber valve seat relatively of short duration.
Model utility content
The deficiency existing for prior art, the purpose of this utility model is to provide the soft sealing type Parallel Slide Valves that a kind of sealability is good, have long-life valve seat.
For achieving the above object, the utility model provides following technological scheme: a kind of soft sealing type Parallel Slide Valves, comprise valve body, valve seat and flashboard, described valve seat comprises and is the first valve seat and the second valve seat that rubber material is made, corresponding valve seat one side of described valve body is provided with the first valve body boss and the second valve body boss, the first valve seat, the second valve seat is respectively equipped with the first valve seat groove, the second valve seat groove, the first valve seat groove, the second valve seat groove respectively with the first valve body boss, the second valve body boss shape shape adaptation and the connection of conflicting, between described valve seat and valve body, be provided with the first deformation gap that produces resiliently deformable for valve seat, described the first deformation gap is placed in the first valve seat groove and the first valve body boss corresponding conflict joint and the second valve seat groove and the corresponding conflict of the second valve body boss joint.
By adopting technique scheme, the position contacting between valve seat and valve body arranges deformation gap, make valve seat for also forming good resiliently deformable with the valve body face be connected to form sealing of conflicting, be difficult for losing efficacy because of tired, improve sealability between valve seat and valve body, extend the working life of valve seat.
The utility model is further set to: the face formation primary sealing area of described valve seat for conflicting and be connected with valve body, described primary sealing area is provided with the first annular protrusion, the face formation valve body sealing surface that described valve body is conflicted and is connected with valve seat, described valve body sealing surface becomes plane setting, the outermost edge of the first annular protrusion and valve body sealing surface form and are tightly connected, other positions of the first annular protrusion and valve body sealing surface form position, gap, and this position, gap forms the first deformation gap.
By adopting technique scheme, the line of valve seat and the sealing configuration between valve body being arranged to the first annular protrusion and plane contacts, and makes impurity be difficult for existing between valve seat and valve body, thereby effectively reduces the abrasion condition between valve seat and valve body; In addition, other positions of the first annular protrusion and valve body sealing surface form position, gap, and this position, gap forms the first deformation gap, make deformation operation mainly contain the first annular protrusion and complete, and distortion flexibly.
The utility model is further set to: between described valve seat and flashboard, be provided with the second deformation gap that produces resiliently deformable for valve seat.
By adopting technique scheme, by adopting technique scheme, the position contacting between valve seat and flashboard arranges deformation gap, make valve seat for also forming good resiliently deformable with the flashboard face be connected to form sealing of conflicting, be difficult for losing efficacy because of tired, improve sealability between valve seat and flashboard, extend the working life of valve seat.
The utility model is further set to: the face formation secondary sealing area of described valve seat for conflicting and be connected with flashboard, described secondary sealing area is provided with the second annular protrusion, the face formation flashboard sealing surface that described flashboard is conflicted and is connected with valve seat, described flashboard sealing surface becomes plane setting, the outermost edge of the second annular protrusion and flashboard sealing surface form and are tightly connected, other positions of the second annular protrusion and flashboard sealing surface form position, gap, and this position, gap forms the second deformation gap.
By adopting technique scheme, the line of valve seat and the sealing configuration between flashboard being arranged to the second annular protrusion and plane contacts, and makes impurity be difficult for existing between valve seat and flashboard, thereby effectively reduces the abrasion condition between valve seat and flashboard; In addition, other positions of the second annular protrusion and flashboard sealing surface form position, gap, and this position, gap forms the second deformation gap, make deformation operation mainly contain the second annular protrusion and complete, and distortion flexibly.
Accompanying drawing explanation
Fig. 1 is the utility model soft sealing type Parallel Slide Valves embodiment's structural representation;
Fig. 2 is 1 A portion enlarged view;
Fig. 3 is 2 B portion enlarged view.
Embodiment
Referring to figs. 1 through Fig. 3, the utility model soft sealing type Parallel Slide Valves embodiment is described further.
A kind of soft sealing type Parallel Slide Valves, comprise valve body 1, valve seat 2 and flashboard 3, described valve seat 2 comprises and is the first valve seat 21 and the second valve seat 22 that rubber material is made, corresponding valve seat 2 one sides of described valve body 1 are provided with the first valve body boss 11 and the second valve body boss 12, the first valve seat 21, the second valve seat 22 is respectively equipped with the first valve seat groove 211, the second valve seat groove 221, the first valve seat groove 211, the second valve seat groove 221 respectively with the first valve body boss 11, the second valve body boss 12 shapes adaptations and connection of conflicting, between described valve seat 2 and valve body 1, be provided with the first deformation gap 4 that produces resiliently deformable for valve seat 2, described the first deformation gap 4 is placed in the first valve seat groove 211 and the first valve body boss 11 corresponding conflict joint and the second valve seat groove 221 and the corresponding conflict of the second valve body boss 12 joint.
By adopting technique scheme, between valve seat 2 and valve body 1, the position of contact arranges deformation gap, make valve seat 2 for also forming good resiliently deformable with valve body 1 face that is connected to form sealing of conflicting, be difficult for losing efficacy because of tired, improve sealability between valve seat 2 and valve body 1, extend the working life of valve seat 2.
The face formation primary sealing area 23 of described valve seat 2 for conflicting and be connected with valve body 1, described primary sealing area 23 is provided with the first annular protrusion 231, the face formation valve body sealing surface 13 that described valve body 1 is conflicted and is connected with valve seat 2,13 one-tenth plane settings of described valve body sealing surface, the outermost edge of the first annular protrusion 231 and valve body sealing surface 13 form and are tightly connected, other positions of the first annular protrusion 231 and valve body sealing surface 13 form position, gap, and this position, gap forms the first deformation gap 4.
By adopting technique scheme, the line that valve seat 2 is arranged to the first annular protrusion 231 and plane with the sealing configuration between valve body 1 contacts, and makes impurity be difficult for existing between valve seat 2 and valve body 1, thereby effectively reduces the abrasion condition between valve seat 2 and valve body 1; In addition, other positions of the first annular protrusion 231 and valve body sealing surface 13 form position, gap, and this position, gap forms the first deformation gap 4, makes deformation operation mainly contain the first annular protrusion 231 and completes, and distortion flexibly.
Between described valve seat 2 and flashboard 3, be provided with the second deformation gap 5 that produces resiliently deformable for valve seat 2.
By adopting technique scheme, by adopting technique scheme, between valve seat 2 and flashboard 3, the position of contact arranges deformation gap, make valve seat 2 for also forming good resiliently deformable with flashboard 3 face that is connected to form sealing of conflicting, be difficult for losing efficacy because of tired, improve sealability between valve seat 2 and flashboard 3, extend the working life of valve seat 2.
The face formation secondary sealing area 24 of described valve seat 2 for conflicting and be connected with flashboard 3, described secondary sealing area 24 is provided with the second annular protrusion 241, the face formation flashboard sealing surface 31 that described flashboard 3 is conflicted and is connected with valve seat 2,31 one-tenth plane settings of described flashboard sealing surface, the outermost edge of the second annular protrusion 241 and flashboard sealing surface 31 form and are tightly connected, other positions of the second annular protrusion 241 and flashboard sealing surface 31 form position, gap, and this position, gap forms the second deformation gap 5.
By adopting technique scheme, the line that valve seat 2 is arranged to the second annular protrusion 241 and plane with the sealing configuration between flashboard 3 contacts, and makes impurity be difficult for existing between valve seat 2 and flashboard 3, thereby effectively reduces the abrasion condition between valve seat 2 and flashboard 3; In addition, other positions of the second annular protrusion 241 and flashboard sealing surface 31 form position, gap, and this position, gap forms the second deformation gap 5, makes deformation operation mainly contain the second annular protrusion 241 and completes, and distortion flexibly.
Claims (4)
1. a soft sealing type Parallel Slide Valves, comprise valve body, valve seat and flashboard, described valve seat comprises and is the first valve seat and the second valve seat that rubber material is made, corresponding valve seat one side of described valve body is provided with the first valve body boss and the second valve body boss, the first valve seat, the second valve seat is respectively equipped with the first valve seat groove, the second valve seat groove, the first valve seat groove, the second valve seat groove respectively with the first valve body boss, the second valve body boss shape shape adaptation and the connection of conflicting, it is characterized in that: between described valve seat and valve body, be provided with the first deformation gap that produces resiliently deformable for valve seat, described the first deformation gap is placed in the first valve seat groove and the first valve body boss corresponding conflict joint and the second valve seat groove and the corresponding conflict of the second valve body boss joint.
2. soft sealing type Parallel Slide Valves according to claim 1, it is characterized in that: the face formation primary sealing area of described valve seat for conflicting and be connected with valve body, described primary sealing area is provided with the first annular protrusion, the face formation valve body sealing surface that described valve body is conflicted and is connected with valve seat, described valve body sealing surface becomes plane setting, the outermost edge of the first annular protrusion and valve body sealing surface form and are tightly connected, other positions of the first annular protrusion and valve body sealing surface form position, gap, and this position, gap forms the first deformation gap.
3. soft sealing type Parallel Slide Valves according to claim 1 and 2, is characterized in that: between described valve seat and flashboard, be provided with the second deformation gap that produces resiliently deformable for valve seat.
4. soft sealing type Parallel Slide Valves according to claim 3, it is characterized in that: the face formation secondary sealing area of described valve seat for conflicting and be connected with flashboard, described secondary sealing area is provided with the second annular protrusion, the face formation flashboard sealing surface that described flashboard is conflicted and is connected with valve seat, described flashboard sealing surface becomes plane setting, the outermost edge of the second annular protrusion and flashboard sealing surface form and are tightly connected, other positions of the second annular protrusion and flashboard sealing surface form position, gap, and this position, gap forms the second deformation gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420070159.6U CN203743468U (en) | 2014-02-18 | 2014-02-18 | Flexible seal type parallel slide valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420070159.6U CN203743468U (en) | 2014-02-18 | 2014-02-18 | Flexible seal type parallel slide valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203743468U true CN203743468U (en) | 2014-07-30 |
Family
ID=51343269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420070159.6U Expired - Fee Related CN203743468U (en) | 2014-02-18 | 2014-02-18 | Flexible seal type parallel slide valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203743468U (en) |
-
2014
- 2014-02-18 CN CN201420070159.6U patent/CN203743468U/en not_active Expired - Fee Related
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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: 20140730 Termination date: 20170218 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |