CN201246471Y - High temperature resistant water cooling butterfly valve - Google Patents
High temperature resistant water cooling butterfly valve Download PDFInfo
- Publication number
- CN201246471Y CN201246471Y CNU2008200155267U CN200820015526U CN201246471Y CN 201246471 Y CN201246471 Y CN 201246471Y CN U2008200155267 U CNU2008200155267 U CN U2008200155267U CN 200820015526 U CN200820015526 U CN 200820015526U CN 201246471 Y CN201246471 Y CN 201246471Y
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- valve
- valve shaft
- butterfly plate
- tubular shape
- valve plate
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- Expired - Fee Related
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Abstract
Disclosed is a high temperature resistant water-cooling butterfly valve, which comprises a valve jacket, a valve plate, a valve plate jacket, an upper valve plate shaft sleeve, a lower valve plate shaft sleeve and tubular valve shafts, wherein the valve jacket is arranged on a cylindrical valve body, the valve plate is arranged on a valve seat inside the valve body, the valve plate jacket is arranged on the lateral side of the valve plate, the upper and lower valve shaft sleeves are located on the lateral side of the valve plate jacket, the axes of the upper and lower valve plate shaft sleeves are arranged on the same-diameter position on the lateral face of the valve plate jacket, the inner walls of the valve plate shaft sleeves are provided with ring-shaped grooves, bottoms of the grooves are provided with radial holes which are communicated with the valve plate jacket, further, the tubular valve shafts are respectively inserted into the upper and lower valve plate shaft sleeves, the inner ends of the valve shafts are provided with outer threads which are screwed with fastening nuts, axial tongues and grooves are arranged between the tubular valve shafts and the valve plate shaft sleeves, and the radial holes are arranged at the grooves of the valve shafts. As the upper and lower tubular valve shafts are connected to the valve plate via plug-in, axial tongues and grooves which are engaged with each other are arranged between the valve shafts and the valve plate shaft sleeves on the valve plate, and the cross sections the grooves are shaped in drum shape, mounting precision of a seal pair between the valve plate and the valve seat can be higher, and the joint of the inner ends of the tubular valve shafts and the valve plate are not easy to cause leakage.
Description
Technical field
The utility model relates to a kind of high temperature resistant water-cooled butterfly valve, and particularly a kind of butterfly plate of high temperature resistant water-cooled butterfly valve is connected with valve shaft.
Background technique
When carrying 800 ℃～1000 ℃ high temperature medias, for butterfly valve can obtain cooling when the work, be with high temperature resistant water-cooled butterfly valve.High temperature resistant water-cooled butterfly valve has cylinder valve, cylinder valve has the valve body chuck outward, valve body chuck sidewall has the entery and delivery port of valve body chuck, the upper and lower both sides of body wall have the upper and lower valve shaft seat of axis on same straight line respectively, round ring seat is arranged in the valve body, the circular plate type butterfly plate that matches with valve seat is arranged on the valve seat, there is the butterfly plate chuck side of butterfly plate, the both sides of butterfly plate circumference be connected with respectively axis on same diameter, the inner upper and lower tubular shape valve shaft that communicates with butterfly plate chuck inner chamber, upper and lower tubular shape valve shaft passes through upper and lower valve shaft seat respectively.High temperature resistant water-cooled butterfly valve during fabrication, be earlier butterfly plate to be placed on the valve seat in the valve body, then upper and lower tubular shape valve shaft is inserted from upper and lower valve shaft seat respectively, the inner of tubular shape valve shaft is against on the butterfly plate, again the inner of tubular shape valve shaft and butterfly plate are linked together, the tubular shape valve shaft is with after butterfly plate is connected, and the endoporus of valve shaft pipe is connected with the butterfly plate chuck, and the tubular shape valve shaft is connected the back and generally just can not goes again sealing pair is processed with butterfly plate.In the prior art, the inner of tubular shape valve shaft and butterfly plate are to link together with the method for welding or the method for riveted joint.After the inner of tubular shape valve shaft was welded on the butterfly plate, butterfly plate can deform, and influenced the quality of fit of sealing pair between the butterfly plate of high temperature resistant water-cooled butterfly valve and the valve seat; The inner of tubular shape valve shaft and butterfly plate, are revealed in the inner and the butterfly plate joint of tubular shape valve shaft though can not produce distortion easily with the high temperature resistant water-cooled butterfly valve that the method for riveted joint links to each other.
Summary of the invention
The purpose of this utility model is in order to overcome above-mentioned deficiency, and it is higher to propose between a kind of butterfly plate and the valve seat sealing pair installation precision, and the inner of tubular shape valve shaft and butterfly plate joint are difficult for the high temperature resistant water-cooled butterfly valve revealed.
The utility model is realized with the following method.
High temperature resistant water-cooled butterfly valve has cylinder valve, cylinder valve has the valve body chuck outward, valve body chuck sidewall has advancing of valve body chuck, water outlet, on the body wall, following both sides have axis respectively on the same straight line, the lower valve shaft seat, round ring seat is arranged in the valve body, the circular plate type butterfly plate that matches with valve seat is arranged on the valve seat, there is the butterfly plate chuck side of butterfly plate, location, the side of butterfly plate chuck is connected with axis on the same diameter in butterfly plate chuck side, following two butterfly plate axis sleeve pipes, the inwall of butterfly plate axis sleeve pipe has the toroidal cavity of axis on same straight line of axis and butterfly plate axis sleeve pipe, the bottom land of toroidal cavity has the butterfly plate axis sleeve pipe radial hole that communicates with butterfly plate chuck inner chamber, be plugged with in the butterfly plate axis sleeve pipe inner sealing on, following tubular shape valve shaft, on, following tubular shape valve shaft has outside thread respectively at the closed end of butterfly plate axis sleeve pipe the inner, on, be rotary with termination locking nut on the outside thread of following two butterfly plate axis sleeve pipe the inners respectively in butterfly plate axis sleeve pipe the inner, between termination locking nut and the butterfly plate axis sleeve pipe seal ring is arranged, the tubular shape valve shaft has the axial falcon of matching respectively between the outer end inner spout of one section of the outer end of butterfly plate axis sleeve pipe inner spout and butterfly plate axis sleeve pipe, groove, falcon, the cross section of groove is a cydariform, the groove of tubular shape valve shaft in the butterfly plate axis sleeve pipe has the valve shaft radial hole that communicates with the valve shaft endoporus, on, following tubular shape valve shaft is respectively by last, the lower valve shaft seat.
The utility model during fabrication, earlier butterfly plate is placed on the valve seat in the valve body, then last, following tubular shape valve shaft is respectively from last, on the lower valve shaft seat inserts and inserts respectively, in following two butterfly plate axis sleeve pipes, allow the falcon on the tubular shape valve shaft be inserted in the groove of the outer end of butterfly plate axis sleeve pipe inner spout, outside butterfly plate axis sleeve pipe the inner, on the mouth of pipe termination locking nut is spun on the outside thread of tubular shape valve shaft the inner, then the tubular shape valve shaft can be connected on the butterfly plate, owing to have between tubular shape valve shaft and the butterfly plate axis sleeve pipe and to match, the cross section is the axial falcon of cydariform, groove, the tubular valve shaft of rotational circle can drive butterfly plate and rotate, and realizes the opening and closing of butterfly valve.
During use, cooling water can enter from the outer end of a valve shaft, enter the butterfly plate chuck by valve shaft radial hole and butterfly plate axis sleeve pipe radial hole, enter another valve shaft and, make the cooling of valve shaft and butterfly plate from another butterfly plate axis sleeve pipe radial hole and valve shaft radial hole again from the outer end outflow; Cooling water also can flow into from the water intake of valve body chuck sidewall, enter the valve body chuck after, flow out from the water outlet of valve body chuck sidewall, make valve body obtain cooling.
Upper and lower tubular shape valve shaft of the present utility model is to be connected on the butterfly plate with the method for pegging graft, between the butterfly plate axis sleeve pipe on valve shaft and the butterfly plate axial falcon, the groove that matches arranged, after the installation, can make between butterfly plate and the valve seat sealing pair installation precision higher, the inner of tubular shape valve shaft and butterfly plate joint are difficult for revealing.
Below in conjunction with accompanying drawing, the utility model is further described.
Description of drawings
Fig. 1 is that the master of a kind of high temperature resistant water-cooled butterfly valve that proposes by invention scheme of the present utility model looks schematic representation;
Fig. 2 is the side cross-sectional schematic of Fig. 1;
Fig. 3 is the I place enlarged diagram of Fig. 2;
Fig. 4 is the A-A generalized section of Fig. 3;
Fig. 5 is the B-B generalized section of Fig. 2.
Embodiment
Among Fig. 1, Fig. 2, Fig. 3, Fig. 4, high temperature resistant water-cooled butterfly valve has cylinder valve 1, cylinder valve has valve body chuck 2 outward, valve body chuck sidewall has the entery and delivery port 3,4 of valve body chuck, round ring seat 5 is arranged in the valve body, the circular plate type butterfly plate 6 that matches with valve seat is arranged on the valve seat, there is butterfly plate chuck 7 side of butterfly plate, the upper and lower both sides of body wall have the upper and lower valve shaft seat 8,9 of axis on same straight line respectively
Location, the side of butterfly plate chuck is connected with axis on the same diameter in butterfly plate chuck side, following two butterfly plate axis sleeve pipes 10,11, the inwall of butterfly plate axis sleeve pipe has the toroidal cavity 12 of axis on same straight line of axis and butterfly plate axis sleeve pipe, the bottom land of toroidal cavity has the butterfly plate axis sleeve pipe radial hole 13 that communicates with butterfly plate chuck inner chamber, be plugged with in the butterfly plate axis sleeve pipe inner sealing on, following tubular shape valve shaft 16,17, on, following tubular shape valve shaft has outside thread 14 respectively at the closed end of butterfly plate axis sleeve pipe the inner, on, be rotary with termination locking nut 15 on the outside thread of following two butterfly plate axis sleeve pipe the inners respectively in butterfly plate axis sleeve pipe the inner, between termination locking nut and the butterfly plate axis sleeve pipe seal ring 25 is arranged, the tubular shape valve shaft has the axial falcon of matching respectively between the outer end inner spout of one section of the outer end of butterfly plate axis sleeve pipe inner spout and butterfly plate axis sleeve pipe, groove 18,30, falcon, the cross section of groove is a cydariform, the groove of tubular shape valve shaft in the butterfly plate axis sleeve pipe has the valve shaft radial hole 19 that communicates with the valve shaft endoporus, between tubular shape valve shaft and the butterfly plate axis sleeve pipe seal ring 26 is arranged, on, following tubular shape valve shaft is respectively by last, the lower valve shaft seat.
The cooling water intake-outlet of above-mentioned high temperature resistant water-cooled butterfly valve butterfly plate chuck is the outer end mouth of pipe of the upper and lower tubular shape valve shaft of inner sealing, in use, the intake-outlet of butterfly plate chuck will link to each other with cooling water with flexible pipe, when this high temperature resistant water-cooled butterfly valve butterfly drives butterfly plate opening and closing butterfly valve at rotary valve shaft, can drive the hose bending distortion, the hose bending distortion can cause flexible pipe inner flow passage area to diminish, the flow of cooling water is diminished, influence is to the cooling of valve shaft and butterfly plate, the frequent bending deflection of flexible pipe, time has been grown, and also cracking leaks easily.For in use Flow area is constant, can on the tubular shape valve shaft in the upper and lower valve shaft seat outside, be with upper and lower valve shaft swivel joint respectively.
Fig. 1, among Fig. 2, on, following tubular shape valve shaft is the tubular shape valve shaft that the outer end is also sealed, last, be with respectively on the tubular shape valve shaft in the lower valve shaft seat outside, lower valve shaft hinged pipe 20,21, spacing snap ring 22 is arranged between the two ends of valve shaft hinged pipe and the tubular shape valve shaft, the toroidal cavity 23 of axis on same straight line that axis and valve shaft hinged pipe are arranged in the pipe of valve shaft hinged pipe, the bottom land of toroidal cavity has the radially intake-outlet 24 that communicates with groove, the groove of valve shaft in the valve shaft hinged pipe has the radial hole 27 that communicates with the valve shaft endoporus, and there is seal ring 28 the toroidal cavity both sides between valve shaft hinged pipe and the tubular shape valve shaft.
During use, the intake-outlet of the radially intake-outlet of upper and lower valve shaft hinged pipe with valve body chuck sidewall linked to each other with cooling water system.Cooling water can enter from the radially intake-outlet of lower valve shaft hinged pipe, the cooling water toroidal cavity in the lower valve shaft hinged pipe, lower valve shaft radial hole, lower valve shaft endoporus successively enters the butterfly plate chuck, again through last valve shaft endoporus, go up the valve shaft radial hole, go up toroidal cavity in the valve shaft hinged pipe, discharge from the radially intake-outlet of last valve shaft hinged pipe, make butterfly plate and valve shaft obtain cooling
Cooling evenly can have deflection plate in butterfly plate when cooling water is flowed in butterfly plate.
Among Fig. 2, Fig. 5, between the entery and delivery port in the butterfly plate deflection plate 29 is arranged.
Claims (3)
1. high temperature resistant water-cooled butterfly valve, cylinder valve is arranged, cylinder valve has the valve body chuck outward, valve body chuck sidewall has advancing of valve body chuck, water outlet, on the body wall, following both sides have axis respectively on the same straight line, the lower valve shaft seat, round ring seat is arranged in the valve body, the circular plate type butterfly plate that matches with valve seat is arranged on the valve seat, there is the butterfly plate chuck side of butterfly plate, the both sides of butterfly plate circumference are connected with axis respectively on same diameter, inner communicate with butterfly plate chuck inner chamber on, following tubular shape valve shaft, on, following tubular shape valve shaft is respectively by last, the lower valve shaft seat is characterized in that:
Location, the side of butterfly plate chuck is connected with axis on the same diameter in butterfly plate chuck side, following two butterfly plate axis sleeve pipes, the inwall of butterfly plate axis sleeve pipe has the toroidal cavity of axis on same straight line of axis and butterfly plate axis sleeve pipe, the bottom land of toroidal cavity has the butterfly plate axis sleeve pipe radial hole that communicates with butterfly plate chuck inner chamber, be plugged with in the butterfly plate axis sleeve pipe inner sealing on, following tubular shape valve shaft, on, the closed end that following tubular shape valve shaft stretches out in butterfly plate axis sleeve pipe the inner has outside thread respectively, on, be rotary with termination locking nut on the outside thread of following two butterfly plate axis sleeve pipe the inners respectively in butterfly plate axis sleeve pipe the inner, between termination locking nut and the butterfly plate axis sleeve pipe seal ring is arranged, the tubular shape valve shaft has the axial falcon of matching respectively between the outer end inner spout of one section of the outer end of butterfly plate axis sleeve pipe inner spout and butterfly plate axis sleeve pipe, groove, the cross section of groove is a cydariform, and the groove of tubular shape valve shaft in the butterfly plate axis sleeve pipe has the valve shaft radial hole that communicates with the valve shaft endoporus.
2. by the described high temperature resistant water-cooled butterfly valve of claim 1, it is characterized in that: on described, following tubular shape valve shaft is the tubular shape valve shaft that the outer end is also sealed, last, be with respectively on the tubular shape valve shaft in the lower valve shaft seat outside, the lower valve shaft hinged pipe, between the two ends of valve shaft hinged pipe and the tubular shape valve shaft spacing snap ring is arranged, the toroidal cavity of axis on same straight line that axis and valve shaft hinged pipe are arranged in the pipe of valve shaft hinged pipe, the bottom land of toroidal cavity has the radially intake-outlet that communicates with groove, the groove of valve shaft in the valve shaft hinged pipe has the radial hole that communicates with the valve shaft endoporus, and there is seal ring the toroidal cavity both sides between valve shaft hinged pipe and the tubular shape valve shaft.
3. by claim 1 or 2 described high temperature resistant water-cooled butterfly valves, it is characterized in that: between the entery and delivery port in the described butterfly plate deflection plate is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200155267U CN201246471Y (en) | 2008-09-11 | 2008-09-11 | High temperature resistant water cooling butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200155267U CN201246471Y (en) | 2008-09-11 | 2008-09-11 | High temperature resistant water cooling butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201246471Y true CN201246471Y (en) | 2009-05-27 |
Family
ID=40730293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200155267U Expired - Fee Related CN201246471Y (en) | 2008-09-11 | 2008-09-11 | High temperature resistant water cooling butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201246471Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104089030A (en) * | 2014-06-25 | 2014-10-08 | 无锡宝牛阀业有限公司 | Internal and external heat insulation clamping sleeve butterfly valve |
| CN105757263A (en) * | 2014-12-19 | 2016-07-13 | 中国航空工业集团公司沈阳发动机设计研究所 | Water-cooling butterfly valve used for adjusting high-temperature and high-pressure gas pipeline |
| CN108843795A (en) * | 2018-06-28 | 2018-11-20 | 浙江石化阀门有限公司 | A kind of superhigh temperature butterfly valve with water-cooling structure |
-
2008
- 2008-09-11 CN CNU2008200155267U patent/CN201246471Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104089030A (en) * | 2014-06-25 | 2014-10-08 | 无锡宝牛阀业有限公司 | Internal and external heat insulation clamping sleeve butterfly valve |
| CN105757263A (en) * | 2014-12-19 | 2016-07-13 | 中国航空工业集团公司沈阳发动机设计研究所 | Water-cooling butterfly valve used for adjusting high-temperature and high-pressure gas pipeline |
| CN108843795A (en) * | 2018-06-28 | 2018-11-20 | 浙江石化阀门有限公司 | A kind of superhigh temperature butterfly valve with water-cooling structure |
| CN108843795B (en) * | 2018-06-28 | 2019-08-27 | 浙江石化阀门有限公司 | A kind of superhigh temperature butterfly valve with water-cooling structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090527 Termination date: 20091012 |