CN109737208A - A kind of heat distribution pipe network butterfly valve - Google Patents
A kind of heat distribution pipe network butterfly valve Download PDFInfo
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- CN109737208A CN109737208A CN201910104047.5A CN201910104047A CN109737208A CN 109737208 A CN109737208 A CN 109737208A CN 201910104047 A CN201910104047 A CN 201910104047A CN 109737208 A CN109737208 A CN 109737208A
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Abstract
The present invention discloses a kind of heat distribution pipe network butterfly valve, including valve body, valve seat and valve plate, the upper end of the valve plate connects upper valve shaft, lower end connects lower valve shaft, there is valve plate pressing plate in the side of the valve plate, rotation is realized in the upper valve shaft and the cooperation of lower valve shaft and axle sleeve, it is characterized in that, there is Packing seat in the axle sleeve upper end of the upper valve shaft, there is filler in the upper end of the Packing seat, the filler is compressed by gland, there is O-ring between the mating surface of the upper valve axis hole of the upper end of the gland and valve body, the blade type sealing ring of metal material is equipped between the valve plate pressing plate and valve plate, valve plate sealing ring is equipped between the blade type sealing ring and valve plate, there are valve seals between the medial surface of the valve seat and the corresponding surface of the step mating surface on the inside of valve body.The present invention has the characteristics of high abrasion, high erosion resistance, high life, high leakproofness.
Description
Technical field
The present invention relates to heat distribution pipe network butterfly valve technical fields, more particularly to a kind of heat distribution pipe network butterfly valve.
Background technique
Heat distribution pipe network has the characteristics that: 1. long distance deliveries, and temperature is high, and flow velocity is fast；2. the hard object such as stone is miscellaneous there are iron wire
Matter；3. direct buried non-maintaining.Conventional heat pipe network butterfly valve is double bias+elastic u-shaped coil structures design, in structure there is also
Defect, therefore improve.
Summary of the invention
In view of the technical drawbacks of the prior art, it is an object of the present invention to provide a kind of heating power of good seal performance
Pipe network butterfly valve.
The technical solution adopted to achieve the purpose of the present invention is:
A kind of heat distribution pipe network butterfly valve, including valve body, valve seat and valve plate, the upper end of the valve plate connect upper valve shaft, lower end
Lower valve shaft is connected, the side of the valve plate has valve plate pressing plate, the upper valve shaft and lower valve shaft and axle sleeve cooperation to realize rotation,
It is characterized in that, there is Packing seat in the axle sleeve upper end of the upper valve shaft, and there is filler in the upper end of the Packing seat, and the filler is by filler
Gland compresses, and has O-ring, the valve plate pressing plate between the mating surface of the upper valve axis hole of the upper end of the gland and valve body
It is equipped with the blade type sealing ring of metal material between valve plate, valve plate sealing is equipped between the blade type sealing ring and valve plate
Circle, has valve seals between the medial surface of the valve seat and the corresponding surface of the step mating surface on the inside of valve body.
There is rear blanking cover in the outer end of the lower valve shaft, and the rear blanking cover is fixed by hex bolts and plain washer with valve body,
There is rear blanking cover sealing ring between blanking cover and valve body after described.
There are graphite gasket in the lower end of the upper valve shaft and the upper end of lower valve shaft respectively, pass through the graphite gasket and dress
The axis hole up and down of the valve body assembled with the upper valve shaft, lower valve shaft matches, and respectively by the stepped part of the axis hole up and down
Limit prevents from skidding off.
The valve plate is fixedly connected with the upper valve shaft and lower valve shaft by straight pin.
The gland between valve body by multiple interior hexagonal flush end holding screws being circular layout by being fixed.
Compared with prior art, the beneficial effects of the present invention are:
Heat distribution pipe network butterfly valve of the invention is closed using the hard Seal Design of all-metal blade type structure using Inconel 718 Deng
Golden material can effectively cut off the sundries such as iron wire, have the characteristics of high abrasion, high erosion resistance, high life, high leakproofness.
Detailed description of the invention
Fig. 1 is the general assembly schematic diagram of heat distribution pipe network butterfly valve；
Fig. 2 show the schematic top plan view of heat distribution pipe network butterfly valve:
Fig. 3 show part A enlarged diagram in Fig. 2；
Fig. 4 show the schematic diagram of the section structure of heat distribution pipe network butterfly valve；
Fig. 5 show the enlarged diagram of part B in Fig. 4.
Description of symbols:
1. 8. valve plate of valve shaft on 5. valve plate pressing plate of valve body 2. lower valve shaft, 3. valve seat, 4. blade type sealing ring, 6. valve plate 7.
Valve shaft 15.O type on 9. valve seals of sealing ring, 10. 12. filler of long 11. Packing seat of axle sleeve, 13. gland 14.
Enclose after 16. straight pin, 17. graphite gasket, 18. short sleeve 19. 21. plain washer 22. 6 of blanking cover after blanking cover sealing ring 20.
25. studs of corner bolt 23. inside hexagon socket cap head screw, 24. outside hexagon socket cap head screw, 26. flat key
27. hexagonal flush end holding screw in hexagon socket cap head screw 28..
Specific embodiment
The present invention is described in further detail below in conjunction with the drawings and specific embodiments.It should be appreciated that described herein
Specific embodiment be only used to explain the present invention, be not intended to limit the present invention.
As shown in Figure 1, heat distribution pipe network butterfly valve of the present invention, comprising: valve body 1, valve seat 3 and valve plate 6, the upper end of the valve plate
Valve shaft 8 in connection, lower end connect lower valve shaft 2, and there is a valve plate pressing plate 5 in the side of the valve plate, the upper valve shaft and lower valve shaft with
Rotation is realized in axle sleeve (corresponding is long axle sleeve 10, short sleeve 18) cooperation, which is characterized in that the axle sleeve upper end of the upper valve shaft
Have Packing seat 11, there is filler 12 in the upper end of the Packing seat, and the filler is compressed by gland 13, the gland with
There is O-ring 15 between the mating surface of the upper valve axis hole of the upper end of valve body, is equipped with metal material between the valve plate pressing plate and valve plate
The blade type sealing ring 4 of matter, is equipped with valve plate sealing ring 8 between the blade type sealing ring and valve plate, the medial surface of the valve seat with
There is the circle of valve seal 9 between the corresponding surface of step mating surface on the inside of valve body.
Wherein, there is rear blanking cover 20 in the outer end of the lower valve shaft, and the rear blanking cover passes through hex bolts 22 and plain washer 21
It is fixed with valve body 1, there is rear blanking cover sealing ring 19 between blanking cover and valve body after described.
Wherein, there are graphite gasket 17 in the lower end of the upper valve shaft and the upper end of lower valve shaft respectively, pass through the graphite
Washer is matched with the axis hole up and down for the valve body for assembling the upper valve shaft, lower valve shaft assembly, and respectively by the axis hole up and down
Stepped part limit prevent from skidding off.
Wherein, the valve plate is fixedly connected with the upper valve shaft and lower valve shaft by straight pin 16.The wherein upper valve
Axis is connected by flat key 26 with the drive shaft (not shown) of driving device, can pass through studs 25 and company in the upper end of valve body
The bracket (not shown) for connecing driving device is connected, and has end plate on the outside of gland, fixed with hexagon socket cap head screw 27.
Wherein, the gland 13 between valve body by multiple interior hexagonal flush end holding screws 28 being circular layout by being consolidated
It is fixed.In addition, having the installation inside hexagon socket cap head screw 23 of connection on the end face of the valve body, hexagonal circle in outside
Chapiter screw 24.
The present invention is designed using multiple upper valve sealing:
1. O-ring 15 designs inside and outside adjustable soft graphite washer 17+, sealing is effectively realized, reduce valve rod torque, realize
Long-term non-maintaining still certifiable upper axis zero leakage.
2. gland holding screw 28 can effectively prevent gland because pressure, temperature variation leads to the problem of loosening
Occur.
The above is only a preferred embodiment of the present invention, it is noted that for the common skill of the art
For art personnel, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications
Also it should be regarded as protection scope of the present invention.
Claims (5)
1. a kind of heat distribution pipe network butterfly valve, including valve body, valve seat and valve plate, the upper end of the valve plate connects upper valve shaft, and lower end connects
Lower valve shaft is connect, the side of the valve plate has valve plate pressing plate, the upper valve shaft and lower valve shaft and axle sleeve cooperation to realize rotation, special
Sign is that there is Packing seat in the axle sleeve upper end of the upper valve shaft, and there is filler in the upper end of the Packing seat, and the filler is by filler pressure
Lid compresses, and has O-ring between the mating surface of the upper valve axis hole of the upper end of the gland and valve body, the valve plate pressing plate with
It is equipped with the blade type sealing ring of metal material between valve plate, is equipped with valve plate sealing ring between the blade type sealing ring and valve plate,
There are valve seals between the medial surface of the valve seat and the corresponding surface of the step mating surface on the inside of valve body.
2. heat distribution pipe network butterfly valve as described in claim 1, which is characterized in that there is rear blanking cover in the outer end of the lower valve shaft, described
Blanking cover is fixed by hex bolts and plain washer with valve body afterwards, has rear blanking cover sealing ring between blanking cover and valve body after described.
3. heat distribution pipe network butterfly valve as described in claim 1, which is characterized in that the lower end of the upper valve shaft and the upper end of lower valve shaft
There is graphite gasket respectively, passes through the axis hole up and down for the valve body that the graphite gasket and the assembly upper valve shaft, lower valve shaft assemble
Match, and respectively by it is described up and down axis hole stepped part limit prevent from skidding off.
4. heat distribution pipe network butterfly valve as described in claim 1, which is characterized in that the valve plate passes through with the upper valve shaft and lower valve shaft
Straight pin is fixedly connected.
5. heat distribution pipe network butterfly valve as described in claim 1, which is characterized in that the gland is by passing through multiple rings between valve body
The interior hexagonal flush end holding screw of shape arrangement is fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910104047.5A CN109737208A (en) | 2019-02-01 | 2019-02-01 | A kind of heat distribution pipe network butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910104047.5A CN109737208A (en) | 2019-02-01 | 2019-02-01 | A kind of heat distribution pipe network butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109737208A true CN109737208A (en) | 2019-05-10 |
Family
ID=66367153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910104047.5A Pending CN109737208A (en) | 2019-02-01 | 2019-02-01 | A kind of heat distribution pipe network butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109737208A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111089178A (en) * | 2019-12-31 | 2020-05-01 | 江苏高中压阀门有限公司 | Inlet electric butterfly valve |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2891887A1 (en) * | 2005-10-12 | 2007-04-13 | Buracco Soc Par Actions Simpli | Butterfly valve, has flat base joint formed of graphite and housed and compressed at preset volume compression rate in annular groove housed along longitudinal axis of cylindrical conduit in wall, relative to metallic base joint |
| JP2007120595A (en) * | 2005-10-27 | 2007-05-17 | Asahi Organic Chem Ind Co Ltd | Butterfly valve |
| CN201209676Y (en) * | 2008-06-16 | 2009-03-18 | 中国人民解放军总后勤部军需装备研究所 | Fire adjusting valve in oil burner |
| CN203979440U (en) * | 2014-08-08 | 2014-12-03 | 浙江精杰实业有限公司 | A kind of three eccentric butterfly valve |
| CN107939989A (en) * | 2017-12-31 | 2018-04-20 | 天津富赛克流体控制设备有限公司 | A seating three-eccentric-butterfly-valve living |
| CN107990010A (en) * | 2017-12-31 | 2018-05-04 | 天津富赛克流体控制设备有限公司 | Low temperature butterfly valve |
| CN208057963U (en) * | 2017-12-31 | 2018-11-06 | 天津富赛克流体控制设备有限公司 | High leakproofness low temperature butterfly valve |
| CN209671632U (en) * | 2019-02-01 | 2019-11-22 | 天津富赛克流体控制设备有限公司 | A kind of heat distribution pipe network butterfly valve |
-
2019
- 2019-02-01 CN CN201910104047.5A patent/CN109737208A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2891887A1 (en) * | 2005-10-12 | 2007-04-13 | Buracco Soc Par Actions Simpli | Butterfly valve, has flat base joint formed of graphite and housed and compressed at preset volume compression rate in annular groove housed along longitudinal axis of cylindrical conduit in wall, relative to metallic base joint |
| JP2007120595A (en) * | 2005-10-27 | 2007-05-17 | Asahi Organic Chem Ind Co Ltd | Butterfly valve |
| CN201209676Y (en) * | 2008-06-16 | 2009-03-18 | 中国人民解放军总后勤部军需装备研究所 | Fire adjusting valve in oil burner |
| CN203979440U (en) * | 2014-08-08 | 2014-12-03 | 浙江精杰实业有限公司 | A kind of three eccentric butterfly valve |
| CN107939989A (en) * | 2017-12-31 | 2018-04-20 | 天津富赛克流体控制设备有限公司 | A seating three-eccentric-butterfly-valve living |
| CN107990010A (en) * | 2017-12-31 | 2018-05-04 | 天津富赛克流体控制设备有限公司 | Low temperature butterfly valve |
| CN208057963U (en) * | 2017-12-31 | 2018-11-06 | 天津富赛克流体控制设备有限公司 | High leakproofness low temperature butterfly valve |
| CN209671632U (en) * | 2019-02-01 | 2019-11-22 | 天津富赛克流体控制设备有限公司 | A kind of heat distribution pipe network butterfly valve |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111089178A (en) * | 2019-12-31 | 2020-05-01 | 江苏高中压阀门有限公司 | Inlet electric butterfly valve |
| CN111089178B (en) * | 2019-12-31 | 2024-06-11 | 江苏高中压阀门有限公司 | Electric butterfly valve for inlet |
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