CN203627882U - Up-mounted type ball valve with valve seat capable of being quickly dismounted and maintained online - Google Patents

Up-mounted type ball valve with valve seat capable of being quickly dismounted and maintained online Download PDF

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Publication number
CN203627882U
CN203627882U CN201320842848.XU CN201320842848U CN203627882U CN 203627882 U CN203627882 U CN 203627882U CN 201320842848 U CN201320842848 U CN 201320842848U CN 203627882 U CN203627882 U CN 203627882U
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CN
China
Prior art keywords
valve
piston
valve seat
type ball
piston spring
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.)
Active
Application number
CN201320842848.XU
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Chinese (zh)
Inventor
王立
周纯良
陈双聘
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.)
Hebei Raymond Valve Manufacturing Co.,Ltd.
Original Assignee
RAYMOND (BEIJING) VALVE MANUFACTURING 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 RAYMOND (BEIJING) VALVE MANUFACTURING Co Ltd filed Critical RAYMOND (BEIJING) VALVE MANUFACTURING Co Ltd
Priority to CN201320842848.XU priority Critical patent/CN203627882U/en
Application granted granted Critical
Publication of CN203627882U publication Critical patent/CN203627882U/en
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Abstract

An up-mounted type ball valve with a valve seat capable of being quickly dismounted and maintained online comprises a piston spring, a piston, a valve, the valve seat, a valve seat spring, a valve body, a valve seat sealing ring, a pendant collet, a supporting ring and a piston spring supporting ring. The piston spring supporting ring is connected with the valve body, the piston is connected with the piston spring which is connected with the piston spring supporting ring, and the pendant collet is connected with the supporting ring. The up-mounted type ball valve has the advantages that dismounting of the valve and the valve seat is greatly reduced or facilitated, online maintenance time is shortened, system shutdown maintenance time is reduced, and good economic benefits can be obtained; the piston structure is adopted between the valve seat and the valve body, in the normal operation process of the valve, a two-position three-way electromagnetic valve is closed, and through the two springs, the piston and the valve seat press the valve body to achieve the sealing effect.

Description

A kind of online quick-detachment maintenance valve seat upper-mounting type ball valve
Technical field
The utility model relates to ball valve product, relates in particular to a kind of online quick-detachment maintenance valve seat upper-mounting type ball valve.
Background technique
Upper-mounting type ball valve is widely used on oil and natural gas pipeline, and in the device such as oil recovery, oil refining, petrochemical industry, chemical industry, chemical fibre, metallurgy, electric power, nuclear power, food and papermaking.Upper-mounting type ball valve is dismantled rapidly simple on pipeline, easy to maintenance quick.When valve breaks down need to repair time on pipeline, needn't dismantle valve from pipeline, need only dismantle middle flange bolt and nut are taken off valve gap together with valve rod group component from valve body, then take out spheroid and valve seat combination part, can repair online spheroid and valve seat.The time has been saved in this maintenance, and the loss in producing is dropped to minimum point.
But existing upper-mounting type ball valve structure, have plenty of adopt from valve two ends use frock valve seat is outwards stretched, ball is taken out; Have plenty of employing worm structure, need rotation screw thread, can shrink valve seat, online dismounting; Have plenty of employing chain structure, chain need be dismantled, can shrink valve seat, online dismounting.These upper-mounting type ball valve structures or at all cannot on-bne repair, or because of valve internal rust corrosion, inconvenience dismounting, all cannot reach the object of online quick-detachment maintenance, has also just run counter to the design original intention of upper-mounting type ball valve.
Chinese Patent Application No. a kind of upper-mounting type ball valve that has been 201210493284.3 Patent Application Publication, comprise: valve body and the adpting flange that is arranged on valve body two ends, inside middle at described valve body is provided with spheroid, in the valve body at spheroid two ends, be respectively arranged with valve seat, on valve seat, be arranged with back-up ring, on back-up ring, be evenly provided with some locking slots and adjusting bolt hole, in adjusting bolt hole, be provided with the lock bolt cooperatively interacting with it, between valve seat and valve body, be provided with some springs, one end and the valve body of spring offset, the other end and the back-up ring of spring offset, the lower end of spheroid is rotated and is arranged in valve body by rotating shaft, upper end at spheroid is provided with connecting groove, in connecting groove, be provided with the projection that is connected cooperatively interacting with it, connecting projection is connected with the lower end of valve rod, valve rod is arranged in valve gap, valve gap is bolted on valve body.
Chinese Patent Application No. a kind of upper-mounting type ball valve that has been 201210248339.4 Patent Application Publication, comprise valve body, valve seat and spheroid, described valve body and described valve seat do not have O-ring seals and spring, it is characterized in that: on described valve body, offer chute, in described chute, run through and be provided with a knob, described knob the inner is connected with described valve seat through linkage structure.Described linkage structure comprises the outside thread of offering on described valve seat, and described valve seat is connected through outside thread the outside thread of offering on described valve seat with described knob be square threaded form.
Model utility content
The utility model is a kind of online quick-detachment maintenance valve seat upper-mounting type ball valve, it is characterized in that, described ball valve comprises: piston spring, piston, valve, valve seat, seating spring, valve body, valve seat insert, pendant collet, supporting ring, piston spring bearing ring, described piston spring bearing ring is connected with valve body, described piston is connected with piston spring, described piston spring is connected with piston spring bearing ring, and described pendant collet is connected with supporting ring.
Further, described ball valve also comprises outlet valve, and described ball valve is connected with outlet valve.
The utility model beneficial effect is:
(1), significantly reduce or facilitated the dismounting of valve and valve seat, shorten the on-bne repair time, thereby reduce the system shutdown repair time, can obtain good economic benefit.
(2) the employing piston structure, between valve seat and valve body, normally moves in working procedure at valve, and two-position three way magnetic valve is closed, and is subject to two groups of spring actions, and piston and valve seat all press to valve body, reach sealing effect.
Accompanying drawing explanation
Structural representation when the attached valve working that Figure 1 shows that a kind of online quick-detachment maintenance valve seat upper-mounting type ball valve described in the utility model.
Structural representation when the attached valve maintenance that Figure 2 shows that a kind of online quick-detachment maintenance valve seat upper-mounting type ball valve described in the utility model.
Embodiment
Below in conjunction with Figure of description, preferred embodiment of the present utility model is described, should be appreciated that preferred embodiment described herein is only for description and interpretation the utility model, and be not used in restriction the utility model.
As shown in the figure, a kind of online quick-detachment maintenance valve seat upper-mounting type ball valve, comprise: piston spring 1, piston 2, valve (not shown), valve seat (not shown), seating spring 3, valve body (not shown), valve seat insert (not shown), pendant collet 4, supporting ring 5, piston spring bearing ring 6, described piston spring bearing ring 6 is connected with valve body, described piston 2 is connected with piston spring 1, described piston spring 1 is connected with piston spring bearing ring 6, and described pendant collet 4 is connected with supporting ring 5.
Described ball valve also comprises outlet valve 7, and described ball valve is connected with outlet valve 7, and described ball valve external connection row air valve 7 provides air input joint and relief opening, can reliable maintenance for convenience detach, the sealing of reliable performance is provided again, and stop to leak outside.
As shown in Figure 1, in the time of valve working, have fluid in ball valve, piston spring 1 promotes piston 2 and moves, and seating spring 3 promotes valve seat simultaneously and moves, and realizes valve and normally works.Piston 2 is final spacing in pendant collet 4, and piston spring 1 thrust should be two times of seating spring 3.This structure neither can make sealing surface of seat overload, can guarantee again ball valve effective sealing.
As shown in Figure 2, in the time that valve overhauls, ball valve inner fluid is emptying, by pressurized air input piston 2 rear ends, promotes piston 2 and moves, and piston 2 and valve seat are disengaged; Now, seating spring 3 unloads, and so just can easily take out whole internals in valve body.
Between described valve seat and valve body, adopt piston cylinder operator, carry out control piston 2 with external pressure source and shrink.Normally move in working procedure at valve, acted on by piston spring 1 and seating spring 3 thereof, piston 2 and valve seat are all inwardly pressed, and reach sealing effect.In the time of assembling, field-strip, input high level signal, to piston 2 rear end injecting compressed airs, piston 2 and valve seat are return to aftershrinkage, can take out fast spheroid, realize quick-detachment.
The utility model is not limited to above-mentioned mode of execution, and in the situation that not deviating from flesh and blood of the present utility model, any distortion, improvement, the replacement it may occur to persons skilled in the art that all falls into the protection domain that claim of the present utility model is recorded.

Claims (2)

1. an online quick-detachment maintenance valve seat upper-mounting type ball valve, it is characterized in that, described ball valve comprises: piston spring, piston, valve, valve seat, seating spring, valve body, valve seat insert, pendant collet, supporting ring, piston spring bearing ring, described piston spring bearing ring is connected with valve body, described piston is connected with piston spring, described piston spring is connected with piston spring bearing ring, and described pendant collet is connected with supporting ring.
2. the online quick-detachment maintenance of one according to claim 1 valve seat upper-mounting type ball valve, is characterized in that, described ball valve also comprises outlet valve, and described ball valve is connected with outlet valve.
CN201320842848.XU 2013-12-18 2013-12-18 Up-mounted type ball valve with valve seat capable of being quickly dismounted and maintained online Active CN203627882U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320842848.XU CN203627882U (en) 2013-12-18 2013-12-18 Up-mounted type ball valve with valve seat capable of being quickly dismounted and maintained online

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320842848.XU CN203627882U (en) 2013-12-18 2013-12-18 Up-mounted type ball valve with valve seat capable of being quickly dismounted and maintained online

Publications (1)

Publication Number Publication Date
CN203627882U true CN203627882U (en) 2014-06-04

Family

ID=50814363

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201320842848.XU Active CN203627882U (en) 2013-12-18 2013-12-18 Up-mounted type ball valve with valve seat capable of being quickly dismounted and maintained online

Country Status (1)

Country Link
CN (1) CN203627882U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106641324A (en) * 2016-11-18 2017-05-10 浙江伟光泵阀制造有限公司 Pressure-carrying sealing valve seat
CN110925455A (en) * 2019-12-31 2020-03-27 常州市永邦塑业有限公司 High low temperature self-adaptation's PEEK disk seat

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106641324A (en) * 2016-11-18 2017-05-10 浙江伟光泵阀制造有限公司 Pressure-carrying sealing valve seat
CN110925455A (en) * 2019-12-31 2020-03-27 常州市永邦塑业有限公司 High low temperature self-adaptation's PEEK disk seat
CN110925455B (en) * 2019-12-31 2021-08-13 常州市永邦塑业有限公司 High low temperature self-adaptation's PEEK disk seat

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C56 Change in the name or address of the patentee

Owner name: RAYMOND (BEIJING) TECHNOLOGY CO., LTD.

Free format text: FORMER NAME: RAYMOND (BEIJING) VALVE MANUFACTURING CO., LTD.

CP01 Change in the name or title of a patent holder

Address after: 101500 Beijing Miyun City Economic Development Zone C Yan Road No. 9-1

Patentee after: RAYMOND (BEIJING) VALVE MANUFACTURING CO., LTD.

Address before: 101500 Beijing Miyun City Economic Development Zone C Yan Road No. 9-1

Patentee before: Raymond (Beijing) valve manufacturing Limited by Share Ltd

CP03 Change of name, title or address

Address after: 101500 Beijing Miyun City Economic Development Zone C Yan Road No. 9-1

Patentee after: Raymond (Beijing) valve manufacturing Limited by Share Ltd

Address before: 101509 Beijing Miyun City Economic Development Zone C Yan Road No. 9-1

Patentee before: Raymond (Beijing) valve manufacturing Co., Ltd.

TR01 Transfer of patent right

Effective date of registration: 20200629

Address after: 056000 Lintan Industrial Park, Jinnan New District, Handan City, Hebei Province (Lintan Town Fan Village)

Patentee after: Hebei Raymond Valve Manufacturing Co.,Ltd.

Address before: 101500 Beijing Miyun City Economic Development Zone C Yan Road No. 9-1

Patentee before: RAYMOND (BEIJING) TECHNOLOGY Co.,Ltd.

TR01 Transfer of patent right