CN109099180A - A kind of ultralow temperature upper-mounting type ball valve - Google Patents

A kind of ultralow temperature upper-mounting type ball valve Download PDF

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Publication number
CN109099180A
CN109099180A CN201811178453.8A CN201811178453A CN109099180A CN 109099180 A CN109099180 A CN 109099180A CN 201811178453 A CN201811178453 A CN 201811178453A CN 109099180 A CN109099180 A CN 109099180A
Authority
CN
China
Prior art keywords
ball
valve
valve body
sphere
mounting type
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
Application number
CN201811178453.8A
Other languages
Chinese (zh)
Inventor
王君
陆嘉君
冯亿
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhangjiagang Furui Valve Co Ltd
Original Assignee
Zhangjiagang Furui Valve Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Zhangjiagang Furui Valve Co Ltd filed Critical Zhangjiagang Furui Valve Co Ltd
Priority to CN201811178453.8A priority Critical patent/CN109099180A/en
Publication of CN109099180A publication Critical patent/CN109099180A/en
Pending legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K5/00Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
    • F16K5/06Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor
    • F16K5/0663Packings
    • F16K5/0694Spindle sealings
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K37/00Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
    • F16K37/0008Mechanical means
    • F16K37/0016Mechanical means having a graduated scale
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K5/00Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
    • F16K5/08Details
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16KVALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K5/00Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
    • F16K5/08Details
    • F16K5/14Special arrangements for separating the sealing faces or for pressing them together
    • F16K5/20Special arrangements for separating the sealing faces or for pressing them together for plugs with spherical surfaces
    • F16K5/201Special arrangements for separating the sealing faces or for pressing them together for plugs with spherical surfaces with the housing or parts of the housing mechanically pressing the seal against the plug

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Taps Or Cocks (AREA)

Abstract

The invention discloses a kind of ultralow temperature upper-mounting type ball valve, including a valve body, the valve body is laterally arranged;One sphere, the sphere are located at the valve body center;One valve rod, the valve rod lower end is vertical with the sphere upper end to be connect, and the valve rod is vertically arranged;One handle, the handle are fixedly connected with the valve rod upper end.A ball is equipped on the outside of sphere to serve as a contrast, ball lining left side is respectively provided with a spring up and down, in the operating condition, ball lining structure in ultra-low temperature surroundings generates contraction deformation because of low temperature, causes the leakproofness of valve to reduce, at this time, spring corresponding with ball lining rebounds under the action of elasticity tension, it is sealed compensation, to keep the leakproofness of valve, avoids valve leaks.

Description

A kind of ultralow temperature upper-mounting type ball valve
Technical field
The present invention relates to valve fields, are related specifically to a kind of ultralow temperature upper-mounting type ball valve.
Background technique
Valve is the control unit in fluid delivery system, has cut-off, adjusting, water conservancy diversion, prevents adverse current, pressure stabilizing, shunting Or the functions such as overflow pressure relief, it can be used for controlling empty gas and water, steam, various corrosive medias, mud, oil product, liquid metal and put The flowing of the various types fluid such as penetrating property medium.In the prior art, sometimes in ultra-low temperature surroundings when valve working, this state Under valve in partial component can generate a certain amount of contraction deformation, to cause to reveal.
Summary of the invention
One of the object of the invention is to provide a kind of ultralow temperature upper-mounting type ball valve, to solve ultra low temperature state in the prior art The technical issues of lower valve is revealed.
The second object of the present invention is to provide a kind of control method of ultralow temperature upper-mounting type ball valve, to realize ultra low temperature state The switch of lower valve and sealing.
One of in order to achieve the above objectives, the invention adopts the following technical scheme: a kind of ultralow temperature upper-mounting type ball valve, including
One valve body, valve body are laterally arranged;
One sphere, sphere are located at valve body center;
One valve rod, valve rod lower end is vertical with sphere upper end to be connect, and valve rod is vertically arranged;
One handle, handle are fixedly connected with valve rod upper end, the switch for control valve.
Preferably, a ball is equipped on the outside of sphere to serve as a contrast, ball lining is located on ball lining seat, and ball lining seat is located in the middle part of valve body.
It is highly preferred that ball lining left side is respectively provided with a spring up and down, spring is connect with valve body, and spring, which is laterally arranged, serves as a contrast phase with ball Corresponding, ball, which serves as a contrast, is equipped with a ball grommet on the outside of right end.In the operating condition, the ball lining structure in ultra-low temperature surroundings is due to low temperature It generates and shrinks deformation, the leakproofness of valve is caused to reduce, at this point, spring corresponding with ball lining is anti-under the action of elasticity tension Bullet is sealed compensation, to keep the leakproofness of valve, avoids valve leaks.
It is highly preferred that valve body is equipped with valve body groove, valve body groove is contacted with ball serif.It is opposite between valve body and ball lining Position can be by valve body groove precise positioning, and the optimal compression rotation angle of precision control valve body and ball lining, valve body and ball serve as a contrast it Between contacted using line, increase compared to face contact seal pressure, make valve body and ball serve as a contrast between form the high sealing surface of seal pressure.
It is highly preferred that ball lining is R angle-style, ball serves as a contrast R angle-style and sphere forms R type sealing surface, and R type sealing surface and sphere are line Contact.Line contacts between ball lining R angle-style and sphere, and compared to face contact, line contact is effectively reduced between ball lining and sphere Contact area, to reduce the frictional force between ball lining and sphere, to reduce torque required for controlled valve.
Preferably, valve body upper end is equipped with a pressing plate, and pressing plate is located on the outside of valve rod, below handle;A limit is equipped with above pressing plate Position plate, limit plate are located at below handle, and middle part and handle contact, both ends are connect with pressing plate.
It is highly preferred that inside is equipped with a pressing sleeve below pressing plate, pressing sleeve is located on the outside of valve rod, and pressing sleeve upper end is connect with pressing plate, Pressing sleeve lower end is connect with a filler group, and filler group lower end is equipped with a washer.
It is highly preferred that pressing plate lower outer is equipped with a follower, follower is located above valve body, on the outside of valve rod.
In order to achieve the above objectives two, the invention adopts the following technical scheme: a kind of control of ultralow temperature upper-mounting type ball valve Method includes the following steps:
1) rotational handle, band ovable valve stem rotates, so that sphere be driven to rotate;
2) when sphere turns to the position of connection, pipeline is connected, and liquid substance passes through;Otherwise pipeline cutting;
3) when working, the ball under ultra low temperature state, which serves as a contrast, to be shunk, and springback corresponding with ball lining makes ball lining and valve body begin It is in sealing contact eventually.
The utility model has the advantages that
Effect one: the present invention is equipped with spring corresponding with ball lining, when work, ultra low temperature state between valve body and ball lining Under ball serve as a contrast and shrink, corresponding springback is sealed compensation to ball lining, so that ball is served as a contrast contact with valve body and remains close Envelope, to avoid valve leaks.
Effect two: valve body is equipped with valve body groove, is contacted between valve body and ball lining using line, is accurately controlled by valve body groove Angle is rotatably compressed between valve body and ball lining processed, line contact improves the sealing ratio between valve body and ball lining compared to face contact Pressure, enhances the leakproofness of valve.
Effect three: ball lining is R angle-style, and ball serves as a contrast R angle-style and sphere as line contact, effectively reduces contact of the ball lining with sphere Area, to effectively reduce the frictional force between ball lining and sphere, torque needed for making controlled valve is reduced.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is a kind of ultralow temperature upper-mounting type ball valve cross-sectional view of the present invention.
Fig. 2 is the valve body groove enlarged drawing in the present invention.
Fig. 3 is the ball lining R angle-style enlarged drawing in the present invention.
In attached drawing
1, valve body 2, ball serve as a contrast 3, spring
4, ball serves as a contrast seat 5, follower 6, valve rod
7, washer 8, filler group 9, pressing sleeve
10, pressing plate 11, limit plate 12, handle
14, ball grommet 15, sphere
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to embodiments, to the present invention Embodiment is further elaborated.It is real to should be appreciated that the specific embodiments described herein are merely illustrative of the present invention Example is applied, embodiment is not intended to limit the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical", The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, in the description of the present invention, needing It is noted that unless otherwise clearly defined and limited, term " installation ", " connected ", " connection " shall be understood in a broad sense, example Such as, it may be fixed connection or may be dismantle connection, or integral connection;It can be mechanical connection, be also possible to be electrically connected It connects;It can be directly connected, the connection inside two elements can also be can be indirectly connected through an intermediary.For this For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
As shown in Figure 1, a kind of ultralow temperature upper-mounting type ball valve, including a valve body 1, the laterally setting of valve body 1;One sphere 15, ball Body 15 is located at 1 center of valve body;One valve rod 6,6 lower end of valve rod is vertical with 15 upper end of sphere to be connect, and valve rod 6 is vertically arranged;One Handle 12, handle 12 are fixedly connected with 6 upper end of valve rod, the switch for control valve;Ball lining 2, ball are equipped on the outside of sphere 15 Lining 2 is located on ball lining seat 4, and ball lining seat 4 is located at 1 middle part of valve body;2 left side of ball lining is respectively provided with a spring 3, spring 3 and valve up and down Body 1 connects, and laterally setting is corresponding with ball lining 2 for spring 3, and ball, which serves as a contrast, is equipped with a ball grommet 14 on the outside of 2 right ends;1 surface position of valve body It sets and is equipped with a follower 5 vertically, follower 5 is located at 6 outside of valve rod;5 upper inner of follower is equipped with a filler group 8, filler group 8 Between follower 5 and valve body 1,8 lower end of filler group is equipped with a washer 7, is valve rod 6 on the inside of washer 7, and outside and lower end are to fill out Expect lid 5;1 upper end of valve body is equipped with a pressing plate 10, and pressing plate 10 is located at 6 outside of valve rod, 12 lower section of handle, 5 top of follower, pressing plate 10 It is fixedly connected with follower 5;A limit plate 11 is equipped with above pressing plate 10, limit plate 11 is located at 12 lower section of handle, middle part and handle 12 contacts, both ends are connect with pressing plate 10;10 lower section inside of pressing plate is equipped with a pressing sleeve 9, and pressing sleeve 9 is located on the outside of valve rod 6, on pressing sleeve 9 End is connect with pressing plate 10, and 9 lower end of pressing sleeve is connect with filler group 8, and 9 lower end of pressing sleeve is located in follower 5.
Under the multiple tight cooperation of limit plate 11, pressing plate 10, follower 5, valve rod 6 and sphere 15 are kept 6 upper end of valve rod Vertical connection, is equipped with filler group 8, washer 7, valve upper end is made to be in sealing state between 6 upper end of valve rod and follower 5.In work Make under state, the ball in ultra-low temperature surroundings serves as a contrast 2 structures and generates contraction deformation because of low temperature, and the leakproofness of valve is caused to drop It is low, it rebounds under the action of elasticity tension at this point, serving as a contrast 2 corresponding springs 3 with ball, compensation is sealed, to keep valve Leakproofness, avoid valve leaks.
As shown in Fig. 2, valve body 1 is equipped with valve body groove, valve body groove serves as a contrast 2 lines with ball and contacts.Between valve body 1 and ball lining 2 Relative position can pass through valve body groove precise positioning, precision control valve body 1 and ball lining 2 optimal compression rotate angle, valve body 1 It is contacted between ball lining 2 using line, is increased compared to face contact seal pressure, served as a contrast valve body 1 and ball between 2 and form seal pressure High sealing surface.
As shown in figure 3, ball lining 2 is R angle-style, ball serves as a contrast 2R angle-style and sphere 15 forms R type sealing surface, R type sealing surface and ball Body 15 is line contact.Line contacts between ball lining 2R angle-style and sphere 15, and compared to face contact, line contact effectively reduces ball lining 2 Contact area between sphere 15, to reduce the frictional force between ball lining 2 and sphere 15, to reduce controlled valve Required torque.
Although the illustrative specific embodiment of the present invention is described above, in order to the technology of the art Personnel are it will be appreciated that the present invention, but the present invention is not limited only to the range of specific embodiment, to the common skill of the art For art personnel, as long as long as various change the attached claims limit and determine spirit and scope of the invention in, one The innovation and creation using present inventive concept are cut in the column of protection.

Claims (9)

1. a kind of ultralow temperature upper-mounting type ball valve, including
One valve body, the valve body are laterally arranged;
One sphere, the sphere are located at the valve body center;
One valve rod, the valve rod lower end is vertical with the sphere upper end to be connect, and the valve rod is vertically arranged;
One handle, the handle are fixedly connected with the valve rod upper end.
2. a kind of ultralow temperature upper-mounting type ball valve according to claim 1, wherein it is equipped with a ball on the outside of the sphere and serves as a contrast, institute It states ball lining to be located on ball lining seat, the ball lining seat is located in the middle part of the valve body.
3. a kind of ultralow temperature upper-mounting type ball valve according to claim 2, wherein ball lining left side is respectively provided with a bullet up and down Spring, the spring are connect with the valve body, and laterally setting is corresponding with ball lining for the spring, are set on the outside of the ball lining right end There is a ball grommet.
4. a kind of ultralow temperature upper-mounting type ball valve according to claim 2, wherein the valve body is equipped with valve body groove, institute Valve body groove is stated to contact with the ball serif.
5. a kind of ultralow temperature upper-mounting type ball valve according to claim 2, wherein the ball lining is R angle-style, and the ball serves as a contrast R Angle-style and the sphere form R type sealing surface, and the R type sealing surface is contacted with the sphere for line.
6. a kind of ultralow temperature upper-mounting type ball valve according to claim 1, wherein the valve body upper end is equipped with a pressing plate, institute It states pressing plate to be located on the outside of the valve rod, below the handle;A limit plate is equipped with above the pressing plate, the limit plate is located at institute It states below handle, middle part and the handle contact, both ends are connect with the pressing plate.
7. a kind of ultralow temperature upper-mounting type ball valve according to claim 6, wherein inside is equipped with a pressure below the pressing plate Set, the pressing sleeve are located on the outside of the valve rod, and the pressing sleeve upper end is connect with the pressing plate, the pressing sleeve lower end and a filler group Connection, filler group lower end are equipped with a washer.
8. a kind of ultralow temperature upper-mounting type ball valve according to claim 6, wherein the pressing plate lower outer is equipped with a filler Lid, the follower are located above the valve body, on the outside of the valve rod.
9. a kind of control method of ultralow temperature upper-mounting type ball valve, includes the following steps:
1) rotational handle, band ovable valve stem rotates, so that sphere be driven to rotate;
2) when sphere turns to the position of connection, pipeline is connected, and liquid substance passes through;Otherwise pipeline cutting;
3) when working, the ball under ultra low temperature state, which serves as a contrast, to be shunk, and springback corresponding with ball lining keeps ball lining and valve body close always Sealing-in touching.
CN201811178453.8A 2018-10-10 2018-10-10 A kind of ultralow temperature upper-mounting type ball valve Pending CN109099180A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811178453.8A CN109099180A (en) 2018-10-10 2018-10-10 A kind of ultralow temperature upper-mounting type ball valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811178453.8A CN109099180A (en) 2018-10-10 2018-10-10 A kind of ultralow temperature upper-mounting type ball valve

Publications (1)

Publication Number Publication Date
CN109099180A true CN109099180A (en) 2018-12-28

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811178453.8A Pending CN109099180A (en) 2018-10-10 2018-10-10 A kind of ultralow temperature upper-mounting type ball valve

Country Status (1)

Country Link
CN (1) CN109099180A (en)

Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2506827Y (en) * 2001-09-18 2002-08-21 房保平 Self-holder adjustable ball valve
CN2771585Y (en) * 2005-01-10 2006-04-12 大连杰希阀业有限公司 High-pressure forged steel ball valve
CN201651499U (en) * 2010-01-14 2010-11-24 张家港富瑞特种装备股份有限公司 Mounting structure for valve body and valve caps in ball valve
CN202302043U (en) * 2011-09-30 2012-07-04 山东泰丰阀业有限公司 Lining fluorine ball valve
CN103775674A (en) * 2014-01-21 2014-05-07 张家港富瑞特种装备股份有限公司 Low-temperature spherical valve
CN205350425U (en) * 2015-12-23 2016-06-29 克里特集团有限公司 Automatic compensation low temperature ball valve
CN205859209U (en) * 2016-07-15 2017-01-04 成都兹维克阀门有限公司 Automatically Fluorine-lined high-performance ball valve is compensated
CN107388018A (en) * 2017-09-08 2017-11-24 江苏科维仪表控制工程有限公司 Pneumatic high temperature high pressure draining ball valve
CN107514475A (en) * 2016-06-16 2017-12-26 成都德善能科技有限公司 A kind of valve seat of cutting ball valve
CN206888951U (en) * 2017-07-14 2018-01-16 王岳 Low twisted plug valve and interior blowout hookup
CN207018564U (en) * 2017-07-14 2018-02-16 盖罗(上海)自动化控制设备有限公司 Ball valve is filled on a kind of detachable
US20180094737A1 (en) * 2016-10-05 2018-04-05 Johnson Controls Technology Company Valve and actuator assembly with improved coupling features
CN207554858U (en) * 2017-10-27 2018-06-29 江苏亿阀集团有限公司 A kind of two way seal valve seat
CN207848474U (en) * 2017-12-29 2018-09-11 山东建华阀门制造有限公司 A kind of eccentric half-ball valve
CN108533785A (en) * 2018-07-05 2018-09-14 吴旌旗 A kind of more gear position taps

Patent Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2506827Y (en) * 2001-09-18 2002-08-21 房保平 Self-holder adjustable ball valve
CN2771585Y (en) * 2005-01-10 2006-04-12 大连杰希阀业有限公司 High-pressure forged steel ball valve
CN201651499U (en) * 2010-01-14 2010-11-24 张家港富瑞特种装备股份有限公司 Mounting structure for valve body and valve caps in ball valve
CN202302043U (en) * 2011-09-30 2012-07-04 山东泰丰阀业有限公司 Lining fluorine ball valve
CN103775674A (en) * 2014-01-21 2014-05-07 张家港富瑞特种装备股份有限公司 Low-temperature spherical valve
CN205350425U (en) * 2015-12-23 2016-06-29 克里特集团有限公司 Automatic compensation low temperature ball valve
CN107514475A (en) * 2016-06-16 2017-12-26 成都德善能科技有限公司 A kind of valve seat of cutting ball valve
CN205859209U (en) * 2016-07-15 2017-01-04 成都兹维克阀门有限公司 Automatically Fluorine-lined high-performance ball valve is compensated
US20180094737A1 (en) * 2016-10-05 2018-04-05 Johnson Controls Technology Company Valve and actuator assembly with improved coupling features
CN206888951U (en) * 2017-07-14 2018-01-16 王岳 Low twisted plug valve and interior blowout hookup
CN207018564U (en) * 2017-07-14 2018-02-16 盖罗(上海)自动化控制设备有限公司 Ball valve is filled on a kind of detachable
CN107388018A (en) * 2017-09-08 2017-11-24 江苏科维仪表控制工程有限公司 Pneumatic high temperature high pressure draining ball valve
CN207554858U (en) * 2017-10-27 2018-06-29 江苏亿阀集团有限公司 A kind of two way seal valve seat
CN207848474U (en) * 2017-12-29 2018-09-11 山东建华阀门制造有限公司 A kind of eccentric half-ball valve
CN108533785A (en) * 2018-07-05 2018-09-14 吴旌旗 A kind of more gear position taps

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Application publication date: 20181228

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