CN204664443U - A kind of two eccentric rubber sealing butterfly valve - Google Patents
A kind of two eccentric rubber sealing butterfly valve Download PDFInfo
- Publication number
- CN204664443U CN204664443U CN201520012388.7U CN201520012388U CN204664443U CN 204664443 U CN204664443 U CN 204664443U CN 201520012388 U CN201520012388 U CN 201520012388U CN 204664443 U CN204664443 U CN 204664443U
- Authority
- CN
- China
- Prior art keywords
- valve
- valve rod
- valve body
- butterfly plate
- fixedly connected
- 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 kind of two eccentric rubber sealing butterfly valve, comprise valve body, valve seat, butterfly plate, valve rod, gland, turbine apparatus and handwheel, an O shape circle is provided with between valve body and valve seat, a butterfly plate sealing ring is provided with between valve seat and butterfly plate, butterfly plate bottom side is provided with a trim ring, an axle sleeve is provided with between valve body and valve rod, a thrust ring is lined with between bottom and valve rod lower end, an O shape circle is lined with between bottom and valve body lower end, bottom is fixedly connected with by hex screw with valve rod, the 2nd O shape circle is provided with between valve rod and gland, valve rod top is connected by taper pin with butterfly plate, turbine apparatus is provided with handwheel, between turbine apparatus and valve body, be fixedly connected with by a hex head screw, described butterfly plate and valve rod adopted thorax pin to be fixedly connected. the beneficial effects of the utility model: structure is simple, manufacture difficulty is little, greatly reduces production cost, more compact structure, also likely assembling, sealing property is better, longer service life.
Description
Technical field
The utility model relates to a kind of rubber seal butterfly valve, relates in particular to a kind of two eccentric rubber softSealed butterfly valve.
Background technology
At present, all there is following defect in the common butterfly valve using in market and life: structureVery complicated, manufacture difficulty is large, and production cost is large; Structure is compact not, sealing effectiveness is good not;Maintenance difficulty is large, and service life also falls short of etc.
Utility model content
For the deficiencies in the prior art, the utility model provides a kind of two eccentric rubber sealing butterflyValve.
To achieve these goals, the utility model solves the technical side that its technical problem is takedCase is:
A kind of two eccentric rubber sealing butterfly valve, comprises valve body, valve seat, butterfly plate, valve rod, pressureLid, turbine apparatus and handwheel, be provided with an O shape circle between valve body and valve seat, valve seat andBetween butterfly plate, be provided with a butterfly plate sealing ring, butterfly plate bottom side is provided with a trim ring, valve body andBetween valve rod, be provided with an axle sleeve, between bottom and valve rod lower end, be lined with a thrust ring, bottom andBetween valve body lower end, be lined with the 2nd O shape circle, bottom is fixedly connected with by hex screw with valve rod,Between valve rod and gland, be provided with the 3rd O shape circle, valve rod top is connected by taper pin with butterfly plate,Turbine apparatus is provided with handwheel, between turbine apparatus and valve body, is fixed by a hex head screwConnection.
Described butterfly plate and valve rod adopted thorax pin to be fixedly connected.
Between described valve body and valve seat, be fixedly connected with by the first soket head cap screw.
Described valve body is fixedly connected with by the second soket head cap screw with gland.
The beneficial effects of the utility model: this utility model structure is simple, manufacture difficulty is little, greatlyReduce greatly production cost; More compact structure, also likely assembling, sealing property is better; ProlongGrow its service life, decrease cost.
Accompanying drawing explanation
Fig. 1 is cross-sectional schematic of the present utility model;
Fig. 2 is main apparent direction schematic diagram of the present utility model.
Detailed description of the invention
As shown in Figure 1 and Figure 2, a kind of two eccentric rubber sealing butterfly valves, comprise valve body 1,Valve seat 2, butterfly plate 3, valve rod 4, bottom 5, gland 6, turbine apparatus 7 and handwheel 8, valveBetween body 1 and valve seat 2, be provided with an O shape circle 9, between valve seat 2 and butterfly plate 3, be provided withOne butterfly plate sealing ring 10, butterfly plate 3 bottom side is provided with a trim ring 11, valve body 1 and valve rodBetween 4, be provided with an axle sleeve 12, between bottom 5 and valve rod 4 lower end, be lined with a thrust ring 13,Between bottom 5 and valve body 1 lower end, be lined with the 2nd O shape circle 14, bottom 5 and valve rod 4 pass throughHex screw 15 is fixedly connected with, and is provided with the 3rd O shape circle 16, valve between valve rod 4 and gland 6Bar 4 top is connected by taper pin 17 with butterfly plate 3, and turbine apparatus 7 is provided with handwheel 8,Be fixedly connected with described butterfly by a hex head screw 18 between turbine apparatus 7 and valve body 1Plate 3 and valve rod 4 adopted thorax pin to be fixedly connected, and between described valve body 1 and valve seat 2, passed throughThe first soket head cap screw 19 is fixedly connected with, and described valve body 1 and gland 5 pass through second interior sixAngle screw 20 is fixedly connected with. The beneficial effects of the utility model: this utility model structure is simple,Manufacture difficulty is little, greatly reduces production cost; More compact structure, also likely assembling, closeSealing property is better; Extend its service life, decrease cost.
Claims (4)
1. two eccentric rubber sealing butterfly valves, comprise valve body, valve seat, butterfly plate, valve rod, pressureLid, turbine apparatus and handwheel, is characterized in that, is provided with an O between valve body and valve seatShape circle, between valve seat and butterfly plate, be provided with a butterfly plate sealing ring, butterfly plate bottom side is provided with oneTrim ring, is provided with an axle sleeve between valve body and valve rod, be only lined with one between bottom and valve rod lower endThrow-out collar, between bottom and valve body lower end, be lined with the 2nd O shape circle, bottom and valve rod pass through hexagonalScrew is fixedly connected with, and is provided with the 3rd O shape circle, valve rod top and butterfly plate between valve rod and glandConnected by taper pin, turbine apparatus is provided with handwheel, between turbine apparatus and valve body, pass through oneHex head screw is fixedly connected with.
2. two eccentric rubber sealing butterfly valve according to claim 1, is characterized in that instituteButterfly plate and the valve rod stated adopted thorax pin to be fixedly connected.
3. two eccentric rubber sealing butterfly valve according to claim 1, is characterized in that instituteBetween the valve body stated and valve seat, be fixedly connected with by the first soket head cap screw.
4. two eccentric rubber sealing butterfly valve according to claim 1, is characterized in that instituteThe valve body of stating is fixedly connected with by the second soket head cap screw with gland.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520012388.7U CN204664443U (en) | 2015-01-08 | 2015-01-08 | A kind of two eccentric rubber sealing butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520012388.7U CN204664443U (en) | 2015-01-08 | 2015-01-08 | A kind of two eccentric rubber sealing butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204664443U true CN204664443U (en) | 2015-09-23 |
Family
ID=54134826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520012388.7U Expired - Fee Related CN204664443U (en) | 2015-01-08 | 2015-01-08 | A kind of two eccentric rubber sealing butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204664443U (en) |
-
2015
- 2015-01-08 CN CN201520012388.7U patent/CN204664443U/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: 20150923 Termination date: 20210108 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |