CN104358910A - Angle stop valve with high sealing performance and long service life - Google Patents
Angle stop valve with high sealing performance and long service life Download PDFInfo
- Publication number
- CN104358910A CN104358910A CN201410585144.8A CN201410585144A CN104358910A CN 104358910 A CN104358910 A CN 104358910A CN 201410585144 A CN201410585144 A CN 201410585144A CN 104358910 A CN104358910 A CN 104358910A
- Authority
- CN
- China
- Prior art keywords
- valve
- flap
- stop valve
- cavity
- valve rod
- 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.)
- Pending
Links
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/12—Covers for housings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/36—Valve members
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/42—Valve seats
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/48—Attaching valve members to screw-spindles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/60—Handles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The invention discloses an angle stop valve with high sealing performance and long service life. The angle stop valve comprises a valve body, a valve rod and a valve cover, wherein the valve cover is mounted at the top end of the valve body, and is fixedly connected with the valve body through valve cover bolts; the valve rod is cylindrical, penetrates through the valve cover, and extends into the valve body. The angle stop valve is simple in design and reasonable in structure; two rotating lifting hand levers are arranged at the top of the valve cover, and when the rotating lifting hand levers are tightened, the surface of a packing gland plate is pressed, so that packing is more compact; meanwhile, two layers of sealing gaskets are arranged, so that the sealing performance of the stop valve is greatly improved, a medium is prevented from flowing out to cause waste and even corrosion to the parts of the stop valve, and the product quality of the stop valve is improved; a valve rod displacement positioning block is additionally arranged, so that the probability of transverse displacement of the inner parts when the stop valve is opened and closed can be effectively avoided, the condition of abrasion to the parts of the stop valve is reduced, the operational performance of a product is improved, and the service life of the product is prolonged; moreover, a valve flap sleeve is used, so that the throttling performance of the stop valve is enhanced, and great convenience is brought to replacement.
Description
Technical field
The present invention designs a kind of stop valve, particularly a kind of Angle Stop valves.
Background technique
Angle Stop valves is a kind of by valve rod pressure, makes valve clack sealing surface and sealing surface of seat fluid-tight engagement, prevents the valve that medium circulates.Valve body in the past usually tightness is inadequate, medium is caused to overflow from caping, cause leakage, even corrode the situation of check-valve piece, and after stop valve has been grown service time, usually cause valve rod lower semisection to bend, cause flap position generation lateral displacement, thus affect the cutoff performance of stop valve.
Summary of the invention
The present invention is directed to the problems referred to above, propose a kind of Angle Stop valves of good airproof performance long service life, play the sealability that effectively can improve stop valve, reduce the situation that the valve rod of stop valve is bending simultaneously, thus increase the working life of stop valve.
For solving above technical problem, technological scheme provided by the invention is:
An Angle Stop valves for good airproof performance long service life, is characterized in that, comprises valve body, valve rod and valve gap, and described valve gap is installed on valve body top, is fixedly connected with valve body by valve gap bolt, and described valve rod extend in valve body through valve gap; Described valve gap is provided with two rotation and lifting hand levers; Described rotation and lifting hand lever and valve gap are threaded connection, and vertically run through valve gap, rotation and lifting hand lever is T-shaped, its T-shaped upper end being is for rotating hand lever, lower end is for compressing screw rod, the inside of described valve body is cavity structure, and the cavity structure of described valve body comprises packing cavity, valve cavity from top to bottom respectively, and packing cavity and valve cavity are interconnected; Described packing cavity inside is respectively equipped with the first sealing gasket, the second sealing gasket, filler and filler cover plate from bottom to top; The bottom center position of described valve cavity is communicated with circular stop valve import, and side is communicated with circular stop valve outlet, is provided with valve seat bottom valve cavity; Described valve rod lower end is connected with displacement of valve rod positioning block, and described displacement of valve rod positioning block is solid cylinder, the inwall Spielpassung of itself and cylindrical valve cavity, and lower end and the flap of displacement of valve rod positioning block are affixed, upper end and valve rod affixed; Described flap comprises flap main body and flap cover, and it is outer that described flap cover is enclosed within flap main body, and described valve seat matches with flap; Described valve stem tip is provided with handwheel, and described handwheel is fixed on valve rod by nut;
Further, described flap cover is antiseptic rubber cover;
Further, the screw rod bottom that compresses of described rotation and lifting hand lever lower end is pressed on filler cover plate 114 surface;
Further, the center of the central axis of the central axis of described valve seat, flap, the central axis of displacement of valve rod positioning block, the central axis of valve rod and stop valve import is on same straight line.
The top of valve gap of the present invention is provided with two rotation and lifting hand levers, when control rotation hand lever screws and rotation and lifting hand lever is declined, the screw top that compresses of rotation and lifting hand lever presses filler coverslip surface, make filler tightr, be provided with two-layer sealing gasket simultaneously, substantially increase the sealing of stop valve, prevent medium from overflowing, cause waste, even corrode check-valve piece, improve the quality of product of stop valve, installed displacement of valve rod positioning block additional simultaneously, can effectively avoid stop valve in unlatching, during closing operation, the possibility of inner member generation lateral displacement, thus reduce the situation that wearing and tearing occur check-valve piece, improve usability and the working life of product, flap external sheath flap cover, flap cover is antiseptic rubber cover, not only increase antiseptic property, the cutoff performance of Angle Stop valves have also been obtained reinforcement simultaneously.
When Angle Stop valves is except cut-off state, not only stop valve import is by valve flap seals, and stop valve outlet simultaneously is also intercepted by displacement of valve rod positioning block, improves the cutoff performance of Angle Stop valves.
Beneficial effect of the present invention is:
Simplicity of design of the present invention, rational in infrastructure, the design of rotation and lifting hand lever and double-layer seal pad, greatly strengthen the sealing of Angle Stop valves, prevent medium from overflowing, cause waste, even corrode check-valve piece, improve the quality of product of stop valve, the displacement of valve rod positioning block installed additional, the situation that wearing and tearing occur check-valve piece can be effectively reduced, improve usability and the working life of Angle Stop valves, and the use of flap cover, not only strengthen the cutoff performance of stop valve, and change also very convenient, simultaneously flap closing and obstruct that displacement of valve rod positioning block exports stop valve stop valve import, also the cutoff performance of Angle Stop valves is strengthened.
Accompanying drawing explanation
Fig. 1 structural drawing of the present invention.
Fig. 2 flap sectional view.
Embodiment
An Angle Stop valves for good airproof performance long service life, is characterized in that, comprises valve body 1, valve rod 2 and valve gap 3, and described valve gap 3 is installed on valve body 1 top, is fixedly connected with valve body 1 by valve gap bolt 31, and described valve rod 2 extend in valve body 1 through valve gap 3; Described valve gap 3 is provided with two rotation and lifting hand levers 32; Described rotation and lifting hand lever 32 is threaded connection with valve gap 3, and vertically run through valve gap 3, rotation and lifting hand lever 32 is T-shaped, its T-shaped upper end being is for rotating hand lever 321, lower end is for compressing screw rod 322, the inside of described valve body 1 is cavity structure, and the cavity structure of described valve body 1 comprises packing cavity 11, valve cavity 12 from top to bottom respectively, and packing cavity 11 and valve cavity 12 are interconnected; Described packing cavity 11 inside is respectively equipped with the first sealing gasket 111, second sealing gasket 112, filler 113 and filler cover plate 114 from bottom to top; The bottom center position of described valve cavity 12 is communicated with circular stop valve import 5, and side is communicated with circular stop valve outlet 4, is provided with valve seat 9 bottom valve cavity; Described valve rod 2 lower end is connected with displacement of valve rod positioning block 7, and described displacement of valve rod positioning block 7 is solid cylinder, the inwall Spielpassung of itself and cylindrical valve cavity 12, and lower end and the flap 6 of displacement of valve rod positioning block 7 are affixed, upper end and valve rod 2 affixed; Described flap 6 comprises flap main body 61 and flap cover 62, and it is outer that described flap cover 62 is enclosed within flap main body 61, and described valve seat 9 matches with flap 6; Described valve rod 2 top is provided with handwheel 8, described handwheel is fixed on valve rod 2 by nut 81, described flap cover 62 is antiseptic rubber cover, screw rod 322 bottom that compresses of described rotation and lifting hand lever 32 lower end is pressed on filler cover plate 114 surface, and the center of the central axis of described valve seat 9, the central axis of flap 6, the central axis of displacement of valve rod positioning block 7, the central axis of valve rod 2 and stop valve import 5 is on same straight line.
The top of valve gap of the present invention is provided with two rotation and lifting hand levers, when control rotation hand lever screws and rotation and lifting hand lever is declined, the screw top that compresses of rotation and lifting hand lever presses filler coverslip surface, make filler tightr, be provided with two-layer sealing gasket simultaneously, substantially increase the sealing of stop valve, prevent medium from overflowing, cause waste, even corrode check-valve piece, improve the quality of product of stop valve, installed displacement of valve rod positioning block additional simultaneously, can effectively avoid stop valve in unlatching, during closing operation, the possibility of inner member generation lateral displacement, thus reduce the situation that wearing and tearing occur check-valve piece, improve usability and the working life of product, flap external sheath flap cover, flap cover is antiseptic rubber cover, not only increase antiseptic property, the cutoff performance of Angle Stop valves have also been obtained reinforcement simultaneously.
When Angle Stop valves is except cut-off state, not only stop valve import is by valve flap seals, and stop valve outlet simultaneously is also intercepted by displacement of valve rod positioning block, improves the cutoff performance of Angle Stop valves.
A kind of Angle Stop valves of good airproof performance long service life, its simplicity of design, rational in infrastructure, the design of rotation and lifting hand lever and double-layer seal pad, greatly strengthen the sealing of Angle Stop valves, prevent medium from overflowing, cause waste, even corrode check-valve piece, improve the quality of product of stop valve, the displacement of valve rod positioning block installed additional, the situation that wearing and tearing occur check-valve piece can be effectively reduced, improve usability and the working life of Angle Stop valves, and the use of flap cover, not only strengthen the cutoff performance of stop valve, and change also very convenient, simultaneously flap closing and obstruct that displacement of valve rod positioning block exports stop valve stop valve import, also the cutoff performance of Angle Stop valves is strengthened.
The above; be only the present invention's preferably embodiment, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; the change that can expect easily or replacement, all should be encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claims.
Claims (4)
1. the Angle Stop valves of a good airproof performance long service life, it is characterized in that, comprise valve body, valve rod and valve gap, described valve gap is installed on valve body top, be fixedly connected with valve body by valve gap bolt, described valve rod extend in valve body through valve gap, described valve gap is provided with two rotation and lifting hand levers, described rotation and lifting hand lever and valve gap are threaded connection, and vertically run through valve gap, rotation and lifting hand lever is T-shaped, its T-shaped upper end being is for rotating hand lever, lower end is for compressing screw rod, the inside of described valve body is cavity structure, the cavity structure of described valve body comprises packing cavity from top to bottom respectively, valve cavity, packing cavity and valve cavity are interconnected, described packing cavity inside is respectively equipped with the first sealing gasket from bottom to top, second sealing gasket, filler and filler cover plate, the bottom center position of described valve cavity is communicated with circular stop valve import, side is communicated with circular stop valve outlet, valve seat is provided with bottom valve cavity, described valve rod lower end is connected with displacement of valve rod positioning block, described displacement of valve rod positioning block is solid cylinder, the inwall Spielpassung of itself and cylindrical valve cavity, lower end and the flap of displacement of valve rod positioning block are affixed, upper end and valve rod affixed, described flap comprises flap main body and flap cover, it is outer that described flap cover is enclosed within flap main body, described valve seat matches with flap, described valve stem tip is provided with handwheel, described handwheel is fixed on valve rod by nut.
2. the Angle Stop valves of a kind of good airproof performance long service life as claimed in claim 1, is characterized in that, described flap cover is antiseptic rubber cover.
3. the Angle Stop valves of a kind of good airproof performance long service life as claimed in claim 1, is characterized in that, the screw rod bottom that compresses of described rotation and lifting hand lever lower end is pressed on filler cover plate 114 surface.
4. the Angle Stop valves of a kind of good airproof performance long service life as claimed in claim 1, it is characterized in that, the center of the central axis of described valve seat, the central axis of flap, the central axis of displacement of valve rod positioning block, the central axis of valve rod and stop valve import is on same straight line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410585144.8A CN104358910A (en) | 2014-10-28 | 2014-10-28 | Angle stop valve with high sealing performance and long service life |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410585144.8A CN104358910A (en) | 2014-10-28 | 2014-10-28 | Angle stop valve with high sealing performance and long service life |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104358910A true CN104358910A (en) | 2015-02-18 |
Family
ID=52526201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410585144.8A Pending CN104358910A (en) | 2014-10-28 | 2014-10-28 | Angle stop valve with high sealing performance and long service life |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104358910A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105221759A (en) * | 2015-10-23 | 2016-01-06 | 苏州金纬化纤工程技术有限公司 | For the stop valve of Spinning Equipments |
| CN105257867A (en) * | 2015-11-25 | 2016-01-20 | 江苏华太电力仪表有限公司 | Novel three-way plug valve |
| CN106247656A (en) * | 2016-08-24 | 2016-12-21 | 中南焦作氨阀股份有限公司 | A kind of cascade refrigeration system |
| CN111059302A (en) * | 2020-01-16 | 2020-04-24 | 山东超力阀门制造有限公司 | Stamping-resistant sealing stop valve |
| CN111379862A (en) * | 2018-12-28 | 2020-07-07 | 三菱重工业株式会社 | Steam valve and power generation system |
| CN112049955A (en) * | 2020-09-07 | 2020-12-08 | 彭小菊 | Stop valve |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4441689A (en) * | 1981-12-10 | 1984-04-10 | Tomozo Kato | Bonnetless compact design globe valve |
| DE3741374A1 (en) * | 1987-12-07 | 1989-06-15 | Schleicher Leonhard | Drain valve, in particular for heated containers |
| CN2497130Y (en) * | 2001-08-15 | 2002-06-26 | 成都华西化工研究所 | Filling built-in valve |
| CN101504078A (en) * | 2009-03-07 | 2009-08-12 | 无锡智能自控工程有限公司 | Screw-in forged high pressure cage type balanced regulation cut-off corner valve |
| CN201679973U (en) * | 2010-04-12 | 2010-12-22 | 山东益龙阀门有限责任公司 | Self cleaning eddy current type angular regulation valve |
| CN202012658U (en) * | 2011-04-08 | 2011-10-19 | 芜湖市金贸流体科技股份有限公司 | Angle-type connection valve |
| CN204153270U (en) * | 2014-10-28 | 2015-02-11 | 江苏华太电力仪表有限公司 | A kind of Angle Stop valves of good airproof performance long service life |
-
2014
- 2014-10-28 CN CN201410585144.8A patent/CN104358910A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4441689A (en) * | 1981-12-10 | 1984-04-10 | Tomozo Kato | Bonnetless compact design globe valve |
| DE3741374A1 (en) * | 1987-12-07 | 1989-06-15 | Schleicher Leonhard | Drain valve, in particular for heated containers |
| CN2497130Y (en) * | 2001-08-15 | 2002-06-26 | 成都华西化工研究所 | Filling built-in valve |
| CN101504078A (en) * | 2009-03-07 | 2009-08-12 | 无锡智能自控工程有限公司 | Screw-in forged high pressure cage type balanced regulation cut-off corner valve |
| CN201679973U (en) * | 2010-04-12 | 2010-12-22 | 山东益龙阀门有限责任公司 | Self cleaning eddy current type angular regulation valve |
| CN202012658U (en) * | 2011-04-08 | 2011-10-19 | 芜湖市金贸流体科技股份有限公司 | Angle-type connection valve |
| CN204153270U (en) * | 2014-10-28 | 2015-02-11 | 江苏华太电力仪表有限公司 | A kind of Angle Stop valves of good airproof performance long service life |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105221759A (en) * | 2015-10-23 | 2016-01-06 | 苏州金纬化纤工程技术有限公司 | For the stop valve of Spinning Equipments |
| CN105257867A (en) * | 2015-11-25 | 2016-01-20 | 江苏华太电力仪表有限公司 | Novel three-way plug valve |
| CN106247656A (en) * | 2016-08-24 | 2016-12-21 | 中南焦作氨阀股份有限公司 | A kind of cascade refrigeration system |
| CN111379862A (en) * | 2018-12-28 | 2020-07-07 | 三菱重工业株式会社 | Steam valve and power generation system |
| CN111379862B (en) * | 2018-12-28 | 2022-04-05 | 三菱重工业株式会社 | Steam valve and power generation system |
| US11306607B2 (en) | 2018-12-28 | 2022-04-19 | Mitsubishi Heavy Industries, Ltd. | Steam valve, and power generation system |
| CN111059302A (en) * | 2020-01-16 | 2020-04-24 | 山东超力阀门制造有限公司 | Stamping-resistant sealing stop valve |
| CN112049955A (en) * | 2020-09-07 | 2020-12-08 | 彭小菊 | Stop valve |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150218 |
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| RJ01 | Rejection of invention patent application after publication |