CN208010947U - Triangle circle dual-seal butterfly valve - Google Patents
Triangle circle dual-seal butterfly valve Download PDFInfo
- Publication number
- CN208010947U CN208010947U CN201820309203.2U CN201820309203U CN208010947U CN 208010947 U CN208010947 U CN 208010947U CN 201820309203 U CN201820309203 U CN 201820309203U CN 208010947 U CN208010947 U CN 208010947U
- Authority
- CN
- China
- Prior art keywords
- butterfly plate
- sealing ring
- valve
- butterfly
- valve body
- 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.)
- Active
Links
- 238000007789 sealing Methods 0.000 claims abstract description 52
- 229920006169 Perfluoroelastomer Polymers 0.000 claims abstract description 5
- 239000000463 material Substances 0.000 claims description 10
- 229920001971 elastomer Polymers 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 1
- 230000003628 erosive effect Effects 0.000 abstract description 5
- 239000007769 metal material Substances 0.000 abstract description 3
- 239000000945 filler Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Lift Valve (AREA)
Abstract
The utility model discloses triangle circle dual-seal butterfly valves,Including valve body,The inside of the valve body is inserted with valve rod,It is installed with butterfly plate on the body of rod of valve rod,And butterfly plate is equipped with butterfly plate sealing ring by fixed screw,And annular groove is offered on butterfly plate,Triangular sealing ring is placed in groove,And the one end of triangular sealing ring far from butterfly plate is in contact with butterfly plate sealing ring,One end of valve body is inserted with the valve seat of circular ring shape,And one end of valve seat is in contact with butterfly plate sealing ring,One end of the separate butterfly plate sealing ring of valve seat is in contact with disc holder,Disc holder is connected by fixed screw with the inner wall of valve body,During present apparatus use,Butterfly plate sealing ring is metal material,The whole resistance to erosion ability of valve greatly improves,And the auxiliary seal triangular sealing ring of perfluoroelastomer is equipped between butterfly plate and butterfly plate sealing ring,It ensure that the leakproofness between butterfly plate and butterfly plate sealing ring,Valve seat and butterfly plate sealing ring match,Reliable leakproofness can be provided for device.
Description
Technical field
The utility model is related to butterfly valve technical field more particularly to triangle circle dual-seal butterfly valves.
Background technology
Butterfly valve is a kind of widely used valve, all more common on the pipeline of oil pipeline transmission and urban heat supplying,
But using still there is certain limitation in natural gas line transmission.Common butterfly valve structure form mainly has：Center line liner,
Two eccentric rubber sealings, three eccentricity firmly sealing etc., wherein being sealed firmly with three eccentricity most commonly seen.What common three eccentricity sealed firmly
The composite material that sealing material is superimposed using stainless steel steel disc and wear-resisting cardboard, and the resistance to erosion ability of wear-resisting cardboard is very
Difference, when valve is in normally open, wear-resisting cardboard can cannot be ensured by erosion, the leakproofness of valve.
Invention content
Purpose of the utility model is to solve disadvantages existing in the prior art, and the triangle circle dual-seal proposed
Butterfly valve.
To achieve the goals above, the utility model uses following technical solution：
The inside of triangle circle dual-seal butterfly valve, including valve body, the valve body is inserted with valve rod, is fixed on the body of rod of valve rod
Butterfly plate is installed, and butterfly plate is equipped with butterfly plate sealing ring by fixed screw, and offers annular groove on butterfly plate, in groove
It is placed with triangular sealing ring, and the one end of triangular sealing ring far from butterfly plate is in contact with butterfly plate sealing ring, one end of valve body plugs
There is the valve seat of circular ring shape, and one end of valve seat is in contact with butterfly plate sealing ring, one end of the separate butterfly plate sealing ring of valve seat and valve
Seat pressing plate is in contact, and disc holder is connected by fixed screw with the inner wall of valve body.
Preferably, embedded on the valve body that stuffing box is installed, and stuffing box is socketed in the outside of valve rod, and stuffing box with
Filler is filled between valve rod, and stuffing box is connected by fixed screw with valve body.
Preferably, the valve seat offers annular groove close to the side of valve interior wall, and O-ring is placed in groove.
Preferably, the material of the butterfly plate sealing ring is metallic copper or stainless steel, and the material of triangular sealing ring is complete
Fluorubber, and the material of O-ring is elastic rubber.
The utility model has the beneficial effects that：
1, during present apparatus use, butterfly plate sealing ring is metal material, and the whole resistance to erosion ability of valve greatly carries
Height, and the auxiliary seal triangular sealing ring of perfluoroelastomer is equipped between butterfly plate and butterfly plate sealing ring, it ensure that butterfly plate and butterfly plate are close
Leakproofness between seal, valve seat and butterfly plate sealing ring match, and reliable leakproofness can be provided for device；
2, valve seat, butterfly plate sealing ring and triangular sealing ring are all disconnectable, improve the service life of device；
3, stuffing box is installed, stuffing box can improve the stability of valve rod, further increase dress between valve rod and valve body
The leakproofness set.
Description of the drawings
Fig. 1 be the utility model proposes triangle circle dual-seal butterfly valve structural schematic diagram；
Fig. 2 be the utility model proposes triangle circle dual-seal butterfly valve butterfly plate sealing ring structural schematic diagram.
In figure：1 valve body, 2 butterfly plates, 3 valve rods, 4 butterfly plate sealing rings, 5 triangular sealing rings, 6 valve seats, 7 disc holders, 8 fillers
Case, 9 O-rings, 10 fixed screws.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-2, the inside of triangle circle dual-seal butterfly valve, including valve body 1, the valve body 1 is inserted with valve rod 3, valve
Butterfly plate 2 is installed on the body of rod of bar 3, and butterfly plate 2 is equipped with butterfly plate sealing ring 4 by fixed screw 10, and on butterfly plate 2
Annular groove is offered, triangular sealing ring 5 is placed in groove, and the one end of triangular sealing ring 5 far from butterfly plate 2 is sealed with butterfly plate
Circle 4 is in contact, and one end of valve body 1 is inserted with the valve seat 6 of circular ring shape, and one end of valve seat 6 is in contact with butterfly plate sealing ring 4, valve
One end of the separate butterfly plate sealing ring 4 of seat 6 is in contact with disc holder 7, and disc holder 7 passes through fixed screw 10 and valve body 1
Inner wall is connected, and insertion is equipped with stuffing box 8 on the valve body 1, and stuffing box 8 is socketed in the outside of valve rod 3, and stuffing box 8
Filler is filled between valve rod 3, and stuffing box 8 is connected by fixed screw 10 with valve body 1, the valve seat 6 is close to valve
The side of 1 inner wall of body offers annular groove, O-ring 9 is placed in groove, the material of the butterfly plate sealing ring 4 is metallic copper
Or stainless steel, and the material of triangular sealing ring 5 is perfluoroelastomer, and the material of O-ring 9 is elastic rubber.
In the present embodiment, during present apparatus use, butterfly plate sealing ring 4 is metal material, the whole resistance to erosion energy of valve
Power greatly improves, and the auxiliary seal triangular sealing ring 5 of perfluoroelastomer is equipped between butterfly plate 2 and butterfly plate sealing ring 4, ensure that
Leakproofness between butterfly plate 2 and butterfly plate sealing ring 4, valve seat 6 and butterfly plate sealing ring 4 match, and can be provided for device reliably
Leakproofness, valve seat 6, butterfly plate sealing ring 4 and triangular sealing ring 5 are all disconnectable, improve the service life of device, valve rod 3
Stuffing box 8 is installed between valve body 1, stuffing box 8 can improve the stability of valve rod 3, further increase the leakproofness of device.
The preferable specific implementation mode of the above, only the utility model, but the scope of protection of the utility model is not
Be confined to this, any one skilled in the art within the technical scope disclosed by the utility model, according to this practicality
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (4)
1. triangle circle dual-seal butterfly valve, including valve body（1）, which is characterized in that the valve body（1）Inside be inserted with valve rod
（3）, valve rod（3）The body of rod on be installed with butterfly plate（2）, and butterfly plate（2）Pass through fixed screw（10）Butterfly plate sealing is installed
Circle（4）, and butterfly plate（2）On offer annular groove, be placed with triangular sealing ring in groove（5）, and triangular sealing ring（5）Far
From butterfly plate（2）One end and butterfly plate sealing ring（4）It is in contact, valve body（1）One end be inserted with the valve seat of circular ring shape（6）, and valve
Seat（6）One end and butterfly plate sealing ring（4）It is in contact, valve seat（6）Separate butterfly plate sealing ring（4）One end and disc holder
（7）It is in contact, disc holder（7）Pass through fixed screw（10）With valve body（1）Inner wall be connected.
2. triangle circle dual-seal butterfly valve according to claim 1, which is characterized in that the valve body（1）Upper embedded installation
There is stuffing box（8）, and stuffing box（8）It is socketed in valve rod（3）Outside, and stuffing box（8）With valve rod（3）Between fill out
Material, and stuffing box（8）Pass through fixed screw（10）With valve body（1）It is connected.
3. triangle circle dual-seal butterfly valve according to claim 1, which is characterized in that the valve seat（6）Close to valve body（1）
The side of inner wall offers annular groove, and O-ring is placed in groove（9）.
4. triangle circle dual-seal butterfly valve according to claim 1, which is characterized in that the butterfly plate sealing ring（4）Material
Matter is metallic copper or stainless steel, and triangular sealing ring（5）Material be perfluoroelastomer, and O-ring（9）Material be elasticity
Rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820309203.2U CN208010947U (en) | 2018-03-07 | 2018-03-07 | Triangle circle dual-seal butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820309203.2U CN208010947U (en) | 2018-03-07 | 2018-03-07 | Triangle circle dual-seal butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208010947U true CN208010947U (en) | 2018-10-26 |
Family
ID=63888218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820309203.2U Active CN208010947U (en) | 2018-03-07 | 2018-03-07 | Triangle circle dual-seal butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208010947U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110206897A (en) * | 2019-04-25 | 2019-09-06 | 铜陵兴荣阀门管件有限公司 | A kind of butterfly valve of Double half axle two way seal convenient for safeguarding |
| CN110566678A (en) * | 2019-08-23 | 2019-12-13 | 江苏盐电阀门有限公司 | Soft sealing butterfly valve with triangular ring structure |
-
2018
- 2018-03-07 CN CN201820309203.2U patent/CN208010947U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110206897A (en) * | 2019-04-25 | 2019-09-06 | 铜陵兴荣阀门管件有限公司 | A kind of butterfly valve of Double half axle two way seal convenient for safeguarding |
| CN110566678A (en) * | 2019-08-23 | 2019-12-13 | 江苏盐电阀门有限公司 | Soft sealing butterfly valve with triangular ring structure |
| CN110566678B (en) * | 2019-08-23 | 2021-02-02 | 江苏盐电阀门有限公司 | Soft sealing butterfly valve with triangular ring structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Triangle circle double sealing butterfly valve Effective date of registration: 20190702 Granted publication date: 20181026 Pledgee: Longgu Branch of Inner Mongolia Hohhot Golden Valley Rural Commercial Bank Co.,Ltd. Pledgor: HUFA TECHNOLOGY HOLDINGS Ltd. Registration number: 2019150000012 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220831 Granted publication date: 20181026 Pledgee: Longgu Branch of Inner Mongolia Hohhot Golden Valley Rural Commercial Bank Co.,Ltd. Pledgor: HUFA TECHNOLOGY HOLDINGS Ltd. Registration number: 2019150000012 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Triangular ring double seal butterfly valve Effective date of registration: 20220831 Granted publication date: 20181026 Pledgee: Longgu Branch of Inner Mongolia Hohhot Golden Valley Rural Commercial Bank Co.,Ltd. Pledgor: HUFA TECHNOLOGY HOLDINGS Ltd. Registration number: Y2022150000091 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230927 Granted publication date: 20181026 Pledgee: Longgu Branch of Inner Mongolia Hohhot Golden Valley Rural Commercial Bank Co.,Ltd. Pledgor: HUFA TECHNOLOGY HOLDINGS Ltd. Registration number: Y2022150000091 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Triangle ring double sealing butterfly valve Effective date of registration: 20230928 Granted publication date: 20181026 Pledgee: Longgu Branch of Inner Mongolia Hohhot Golden Valley Rural Commercial Bank Co.,Ltd. Pledgor: HUFA TECHNOLOGY HOLDINGS Ltd. Registration number: Y2023150000147 |