CN101927475A - Device for replacing valve core - Google Patents
Device for replacing valve core Download PDFInfo
- Publication number
- CN101927475A CN101927475A CN 201010286362 CN201010286362A CN101927475A CN 101927475 A CN101927475 A CN 101927475A CN 201010286362 CN201010286362 CN 201010286362 CN 201010286362 A CN201010286362 A CN 201010286362A CN 101927475 A CN101927475 A CN 101927475A
- Authority
- CN
- China
- Prior art keywords
- valve
- stop valve
- spool
- replacing
- sealing ring
- 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.)
- Granted
Links
- 239000010865 sewage Substances 0.000 claims abstract description 18
- 238000007789 sealing Methods 0.000 claims description 25
- 238000010276 construction Methods 0.000 claims description 6
- 230000000295 complement effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 8
- 239000012530 fluid Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
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Abstract
The invention provides a device for replacing a valve core, which belongs to the technical field of machines. The device for replacing the valve core can solve the problems of complicated structure, high cost and inconvenient use of the existing valve-replacing tool. The device for replacing the valve core is arranged at a sewage discharge outlet of a valve, the valve core of the valve can be taken out of a valve body from the sewage discharge outlet, the device comprises a stop valve, a connecting pipe and a detaching rod, wherein one port of the stop valve is communicated with the sewage discharge outlet, the inner end of the connecting pipe is detachably connected with the other port of the stop valve, the inner end of the detaching rod comprises a connecting part which can detach the valve core, when the stop valve is opened, the connecting part can penetrate the stop valve and is positioned in the valve, and the outer end of the detaching rod can extend out of the outer end of the connecting pipe. The device has the advantages of simple structure, convenient use and the like.
Description
Technical field
The invention belongs to field of mechanical technique, relate to a kind of provision for disengagement, particularly a kind of provision for disengagement that is used to dismantle spool.
Background technology
Valve is installed in the pipe-line system, in the time of need changing or clear up spool, the system that can only blind off a line, directly with valve by unloading in the pipe-line system, and then the valve body of valve is taken apart, thereby spool is taken out.
As can be seen, just pipe-line system cut-out in the aforesaid operations process makes a large amount of fluid media (medium)s flow out loss in the unloading process.And, the complex operation of dismounting spool.
In order to address the above problem, its publication number of Chinese patent CN200963808Y provide a kind of " valve converting tool ", it is made up of preceding support body and back support body etc., have two stop valves at preceding support body place, the support body place has a stop valve in the back, piston rod is through on above-mentioned preceding support body and the back support body, and is provided with between preceding support body and back support body and flows to conduit.In the course of the work, the forefront pressure that makes this valve converting tool by three stop valves is by conduit and the conducting of oil cylinder rear end, and the piston rod front end reaches balance with the back end pressure, thereby the rotating piston bar splits out spool.
Though above-mentioned valve converting tool can be dismantled spool,, it comprises three stop valves, and support body communicates with the back support body before making by a conduit in addition.Complex structure, entire tool cost use inconvenient than higher.
Summary of the invention
The objective of the invention is the problems referred to above, replacing spool device a kind of simple in structure, easy to use is provided at the prior art existence.
Purpose of the present invention can realize by following technical proposal: a kind of replacing spool device, be arranged at the sewage draining exit place of valve, the spool of valve can take out in by valve body through sewage draining exit, it is characterized in that, this device comprises stop valve, adapter and removal rod, a wherein port of stop valve is connected with sewage draining exit, take over the inner other port that is removably connected to stop valve, removal rod the inner have the connecting portion that can dismantle spool and when stop valve is opened connecting portion can pass stop valve and be positioned at valve, the removal rod outer end is stretched out and is taken over the outer end.
Valve is installed in the pipe-line system, when needing the spool of dismounting valve, stop valve is opened, and the promotion removal rod makes its inner pass stop valve and enters in the valve.At this moment, the connecting portion of removal rod the inner is connected with spool, rotates removal rod and just can make spool by withdrawing from the valve body.When the removal rod the inner that is connected with spool was contracted in taking over, stop valve was closed, and will take over by dismounting back on the stop valve and just can easily take out spool.Simultaneously, can guarantee in the said process that fluid media (medium) can not spill in the pipe-line system.
In like manner, in the installation process spool is connected in the connecting portion of removal rod, then adapter is connected on the stop valve, stop valve is opened, and the connecting portion that is connected with spool passes stop valve and enters in the valve, rotates removal rod and just spool can be connected in the valve body.
In above-mentioned replacing spool device, described connecting portion is the removal hole that is complementary with spool on the removal rod, and described removal hole bottom is fixed with the magnet that can adsorb spool.
When the removal hole of removal rod connecting portion can be enclosed within on the spool, by making behind the magnet absorption spool that spool can be smoothly by removing in the valve.
In above-mentioned replacing spool device, described magnet comprises tubular stationary magazine creel and is positioned at magnet, the rubber blanket of stationary magazine creel, stationary magazine creel one end opening, stationary magazine creel are connected in the removal hole bottom and above-mentioned magnet and rubber blanket is pressed between stationary magazine creel bottom and the removal hole bottom.
Owing to be connected bottom stationary magazine creel and the removal hole and stationary magazine creel one end has opening, the openend of stationary magazine creel is towards the removal hole bottom, above-mentioned magnet and rubber blanket are between removal hole bottom and stationary magazine creel bottom, because rubber blanket has certain flexibility, therefore make that under the effect of rubber blanket magnet firmly is positioned in the stationary magazine creel after stationary magazine creel fixes, that is to say magnet firmly is fixed on the removal hole bottom.
In above-mentioned replacing spool device, described sewage draining exit is connected by tube connector with stop valve, and an end of tube connector is connected the sewage draining exit place of valve, and the other end of tube connector is connected on the stop valve.
Making stop valve can easily be connected on the valve body and with sewage draining exit by tube connector communicates.
In above-mentioned replacing spool device, described tube connector is connected by screw thread with stop valve, and is provided with sealing ring between tube connector and stop valve.Make tube connector and stop valve be connected firmly by being threaded, make junction between the two obtain sealing by sealing ring simultaneously.
In above-mentioned replacing spool device, described adapter is connected by screw thread with stop valve, and is provided with sealing ring between tube connector and stop valve.
Make adapter and stop valve be connected firmly by being threaded, under the sealing ring effect, make junction between the two obtain sealing simultaneously.
In above-mentioned replacing spool device, described stop valve is a ball valve.
In above-mentioned replacing spool device, described stop valve is a gate valve.
Ball valve or gate valve are not stopped in the removal rod moving process after opening.
In above-mentioned replacing spool device, be provided with hermetically-sealed construction between described adapter outer end and the removal rod.
Make fluid media (medium) can not leak by the sealing structure by this device.
In above-mentioned replacing spool device, described hermetically-sealed construction is to be threadedly connected to the end cap of taking over the outer end, and above-mentioned removal rod passes end cap and be provided with sealing ring one between end cap and removal rod, is provided with sealing ring two between described end cap and the adapter.
In above-mentioned replacing spool device, described sealing ring one is fixed on the end cap.
In above-mentioned replacing spool device, described sealing ring two is pressed between end cap and the adapter.
In above-mentioned replacing spool device, the described adapter outside is fixed with a blowoff valve that communicates with its inner chamber.When adapter is connected on the valve, opens blowoff valve and also can realize blowdown.Here blowoff valve is a mini small ball.
Compared with prior art, this replacing spool device only need open and close a stop valve in operating process, just can dismantle the spool in the valve by removal rod then.Therefore, it is not only simple to operate, and the operation save time, laborsaving.
Certainly, owing to this device only is made up of stop valve, adapter and removal rod etc., so its structure is also fairly simple.In addition, spool is adsorbed, make can not come off in the spool unloading process that the stability in use of this device is also relatively good by magnet.
Description of drawings
Fig. 1 is the sectional structure schematic diagram of this replacing spool device.
Fig. 2 is that removal rod is in sectional structure schematic diagram when pulling out state in this replacing spool device.
Among the figure, 1, tube connector; 2, stop valve; 3, take over; 4, removal rod; 4a, connecting portion; 4b, removal hole; 5, end cap; 6, sealing ring one; 7, sealing ring two; 8, magnet; 9, stationary magazine creel; 10, rubber blanket; 11, handwheel; 12, blowoff valve.
The specific embodiment
As shown in Figure 1, valve is installed in the pipe-line system, has a sewage draining exit corresponding to the spool place on valve.
This replacing spool device just is arranged at the sewage draining exit place, and it comprises stop valve 2, adapter 3 and removal rod 4 etc.
Be connected with a tube connector 1 on the valve, an end of tube connector 1 communicates with sewage draining exit.A wherein end of stop valve 2 and tube connector 1 are connected by screw thread, and are provided with sealing ring between tube connector 1 and stop valve 2.
Take over inner dismountable other end that is connected stop valve 2 of 3, and between tube connector 1 and stop valve 2, be provided with sealing ring.In the present embodiment, stop valve 2 is a ball valve, and certainly according to actual conditions, it also is feasible adopting gate valve to substitute ball valve.
Take between 3 outer ends and the removal rod 4 and be provided with hermetically-sealed construction.Hermetically-sealed construction is to be threadedly connected to the end cap 5 of taking over the outer end, and removal rod 4 passes end cap 5 and be provided with sealing ring 1 between end cap 5 and removal rod 4, is provided with sealing ring 27 between described end cap 5 and the adapter 3.In the present embodiment, sealing ring 1 is fixed on the end cap 5, and sealing ring 27 is pressed on end cap 5 and takes between 3.In addition, take over 3 outsides and be fixed with a blowoff valve 12 that communicates with its inner chamber.
Removal rod 4 the inners have the connecting portion 4a that can dismantle spool, and connecting portion 4a can pass stop valve 2 and is positioned at valve when stop valve is opened, and removal rod 4 outer ends are stretched out and taken over 3 outer ends.Connecting portion 4a is the removal hole 4b that is complementary with spool on the removal rod 4, and removal hole 4b bottom is fixed with the magnet that can adsorb spool.In the present embodiment, magnet comprises tubular stationary magazine creel 9 and is positioned at magnet 8, the rubber blanket 10 of stationary magazine creel 9, stationary magazine creel 9 one end openings, stationary magazine creel 9 are connected in removal hole 4b bottom and above-mentioned magnet 8 and rubber blanket 10 is pressed between stationary magazine creel 9 bottoms and the removal hole 4b bottom.
As depicted in figs. 1 and 2, stop valve 2 is closed during original state.In the time of need dismantling spool, with taking over 3 ends that are connected stop valve 2, open stop valve 2 then, fluid media (medium) enters takes over 3 inside.At this moment, promotion removal rod 4 makes its inner connecting portion 4a pass stop valve 2 and stretches in the valve, and the removal hole 4b of connecting portion 4a is enclosed within on the spool, makes spool be connected the 4a of portion under the effect of magnet this moment and connects firmly.Rotate removal rod 4, make spool, follow removal rod 4 together in sewage draining exit, stop valve 2 enter to adapter 3 at the suction-operated bottom spool of magnet in this process by deviating from the valve body.Close stop valve 2, make fluid media (medium) in the pipe-line system no longer enter and take in 3, will take over 3 then and can easily take out spool by just pulling down on the stop valve 2.
When spool is installed, spool is positioned the connecting portion 4a of removal rod 4.To take over 3 then and be connected stop valve 2 one ends, and open stop valve 2 backs and promote removal rods 4, the connecting portion band of removal rod 4 spool and is passed stop valve 2 and enter in the valve body, rotates removal rod 4 backs and just spool can be connected in the valve body.
In addition, rotate removal rod 4 for convenience, be fixed with a handwheel 11 in removal rod 4 outer ends.
Claims (10)
1. change the spool device for one kind, be arranged at the sewage draining exit place of valve, the spool of valve can take out in by valve body through sewage draining exit, it is characterized in that, this device comprises stop valve (2), takes over (3) and removal rod (4), a wherein port of stop valve (2) is connected with sewage draining exit, take over the other port that (3) the inner is removably connected to stop valve (2), removal rod (4) the inner have the connecting portion (4a) that can dismantle spool and when stop valve (2) is opened connecting portion (4a) can pass stop valve (2) and be positioned at valve, adapter (3) outer end is stretched out in removal rod (4) outer end.
2. replacing spool device according to claim 1 is characterized in that, described connecting portion (4a) is the removal hole (4b) that removal rod (4) is gone up and spool is complementary, and described removal hole (4b) bottom is fixed with the magnet that can adsorb spool.
3. replacing spool device according to claim 2, it is characterized in that, described magnet comprises tubular stationary magazine creel (9) and is positioned at the magnet (8) of stationary magazine creel (9), rubber blanket (10), stationary magazine creel (9) one end openings, stationary magazine creel (9) are connected in removal hole (4b) bottom and above-mentioned magnet (8) and rubber blanket (10) is pressed between stationary magazine creel (9) bottom and removal hole (4b) bottom.
4. according to claim 1 or 2 or 3 described replacing spool devices, it is characterized in that, described sewage draining exit is connected by tube connector (1) with stop valve (2), and an end of tube connector (1) is connected the sewage draining exit place of valve, and the other end of tube connector (1) is connected on the stop valve (2).
5. replacing spool device according to claim 4 is characterized in that, described tube connector (1) is connected by screw thread with stop valve (2), and is provided with sealing ring between tube connector (1) and stop valve (2).
6. according to claim 1 or 2 or 3 described replacing spool devices, it is characterized in that described adapter (3) is connected by screw thread with stop valve (2), and between tube connector (1) and stop valve (2), be provided with sealing ring.
7. replacing spool device according to claim 6 is characterized in that described stop valve (2) is ball valve or gate valve.
8. according to claim 1 or 2 or 3 described replacing spool devices, it is characterized in that, be provided with hermetically-sealed construction between described adapter (3) outer end and the removal rod (4).
9. replacing spool device according to claim 8, it is characterized in that, described hermetically-sealed construction is for being threadedly connected to the end cap (5) of adapter (3) outer end, above-mentioned removal rod (4) passes end cap (5) and be provided with sealing ring one (6) between end cap (5) and removal rod (4), be provided with sealing ring two (7) between described end cap (5) and the adapter (3), described sealing ring one (6) is fixed on the end cap (5), and described sealing ring two (7) is pressed on end cap (5) and takes between (3).
10. according to claim 1 or 2 or 3 described replacing spool devices, it is characterized in that described adapter (3) outside is fixed with a blowoff valve that communicates with its inner chamber (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102863623A CN101927475B (en) | 2010-09-19 | 2010-09-19 | Device for replacing valve core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102863623A CN101927475B (en) | 2010-09-19 | 2010-09-19 | Device for replacing valve core |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101927475A true CN101927475A (en) | 2010-12-29 |
| CN101927475B CN101927475B (en) | 2012-06-13 |
Family
ID=43367041
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102863623A Expired - Fee Related CN101927475B (en) | 2010-09-19 | 2010-09-19 | Device for replacing valve core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101927475B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102587860A (en) * | 2012-03-27 | 2012-07-18 | 迟恒春 | Removable anti-blocking safety valve and special fishing tool for same |
| CN102862146A (en) * | 2012-09-21 | 2013-01-09 | 北京金房暖通节能技术有限公司 | Valve core changing tool with water and pressure for constant temperature valve |
| CN105697793A (en) * | 2014-11-27 | 2016-06-22 | 周孝银 | Disassembling method of valve core of valve |
| EP3121503A1 (en) * | 2015-07-22 | 2017-01-25 | Grdf | System and method for injecting a tracer into a pipeline |
| CN108044565A (en) * | 2017-11-28 | 2018-05-18 | 安徽荣达阀门有限公司 | A kind of dismounting and mounting device of valve core of thermostatic valve |
| CN110529140A (en) * | 2019-08-27 | 2019-12-03 | 中铁工程装备集团有限公司 | One kind can replacement mud ball-cock device with pressure and application method |
| CN110877321A (en) * | 2018-09-06 | 2020-03-13 | 香港中华煤气有限公司 | Device for mounting valve and method thereof |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| FR2387740A1 (en) * | 1977-04-20 | 1978-11-17 | Gideco | Gas mains tap plug extracting tool - draws plug through obturator of portable tap which is then rotated to maintain seal |
| JPS6471048A (en) * | 1987-09-09 | 1989-03-16 | Jeol Ltd | Magnetic coupling type sample exchange device |
| GB2230060A (en) * | 1989-01-05 | 1990-10-10 | Stortford Engineering Designs | Pressure balanced retriever |
| TW482069U (en) * | 2001-01-19 | 2002-04-01 | Lbcool Mfg Co Ltd | Assembling and disassembling structure for nozzle of valve |
| TW511569U (en) * | 2001-10-03 | 2002-11-21 | Boundless Lin Co Ltd | Tool for assembling and disassembling air valve of air conditioner |
| EP1338373B1 (en) * | 2002-02-13 | 2005-10-12 | Comau Systemes France S.A. | Device for realizing an assembly of a valve stem and a spring retainer |
| CN200963808Y (en) * | 2006-10-16 | 2007-10-24 | 上海神开石油化工装备集团有限公司 | Valve converting tool |
| CN201058424Y (en) * | 2007-06-28 | 2008-05-14 | 上海维思仪器仪表有限公司 | On-line altering device of ultrasonic transducer |
-
2010
- 2010-09-19 CN CN2010102863623A patent/CN101927475B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2387740A1 (en) * | 1977-04-20 | 1978-11-17 | Gideco | Gas mains tap plug extracting tool - draws plug through obturator of portable tap which is then rotated to maintain seal |
| JPS6471048A (en) * | 1987-09-09 | 1989-03-16 | Jeol Ltd | Magnetic coupling type sample exchange device |
| GB2230060A (en) * | 1989-01-05 | 1990-10-10 | Stortford Engineering Designs | Pressure balanced retriever |
| TW482069U (en) * | 2001-01-19 | 2002-04-01 | Lbcool Mfg Co Ltd | Assembling and disassembling structure for nozzle of valve |
| TW511569U (en) * | 2001-10-03 | 2002-11-21 | Boundless Lin Co Ltd | Tool for assembling and disassembling air valve of air conditioner |
| EP1338373B1 (en) * | 2002-02-13 | 2005-10-12 | Comau Systemes France S.A. | Device for realizing an assembly of a valve stem and a spring retainer |
| CN200963808Y (en) * | 2006-10-16 | 2007-10-24 | 上海神开石油化工装备集团有限公司 | Valve converting tool |
| CN201058424Y (en) * | 2007-06-28 | 2008-05-14 | 上海维思仪器仪表有限公司 | On-line altering device of ultrasonic transducer |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102587860A (en) * | 2012-03-27 | 2012-07-18 | 迟恒春 | Removable anti-blocking safety valve and special fishing tool for same |
| CN102587860B (en) * | 2012-03-27 | 2014-04-16 | 迟恒春 | Removable anti-blocking safety valve and special fishing tool for same |
| CN102862146A (en) * | 2012-09-21 | 2013-01-09 | 北京金房暖通节能技术有限公司 | Valve core changing tool with water and pressure for constant temperature valve |
| CN105697793A (en) * | 2014-11-27 | 2016-06-22 | 周孝银 | Disassembling method of valve core of valve |
| CN105697793B (en) * | 2014-11-27 | 2018-06-26 | 周孝银 | A kind of spool method for dismounting of valve |
| EP3121503A1 (en) * | 2015-07-22 | 2017-01-25 | Grdf | System and method for injecting a tracer into a pipeline |
| FR3039246A1 (en) * | 2015-07-22 | 2017-01-27 | Grdf | SYSTEM AND METHOD FOR INTRODUCING A PLOTTER INTO A LINE |
| CN108044565A (en) * | 2017-11-28 | 2018-05-18 | 安徽荣达阀门有限公司 | A kind of dismounting and mounting device of valve core of thermostatic valve |
| CN110877321A (en) * | 2018-09-06 | 2020-03-13 | 香港中华煤气有限公司 | Device for mounting valve and method thereof |
| CN110529140A (en) * | 2019-08-27 | 2019-12-03 | 中铁工程装备集团有限公司 | One kind can replacement mud ball-cock device with pressure and application method |
| CN110529140B (en) * | 2019-08-27 | 2021-04-23 | 中铁工程装备集团有限公司 | Device capable of replacing mud ball valve under pressure and using method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101927475B (en) | 2012-06-13 |
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Owner name: ZHEJIANG WORLD HAVC TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: ZHUO DANCHUN Effective date: 20130522 |
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Effective date of registration: 20130522 Address after: 317608 Zhejiang province addlupu town Yuhuan County Xuanmen industrial city Patentee after: Zhejiang world HVAC technology Co Ltd Address before: Taizhou City, Zhejiang province 317608 Yuhuan County Lu Pu Industrial Park Zhejiang woerda Copper Co. Ltd. Patentee before: Zhuo Danchun |
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Effective date of registration: 20140903 Address after: Suqian City, Jiangsu Province, East 223800 south area economic development zone, Sucheng District Xu Tan Road Jiangsu Beijing Hangzhou New Energy Co. Ltd. Patentee after: Huang Xiaoping Address before: 317608 Zhejiang province addlupu town Yuhuan County Xuanmen industrial city Patentee before: Zhejiang world HVAC technology Co Ltd |
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Effective date of registration: 20160315 Address after: Taizhou City, Zhejiang province 317608 Yuhuan County Lu Pu town Xuanmen industrial city Zhejiang world HVAC technology Co Ltd Patentee after: Zhuo Danchun Address before: Suqian City, Jiangsu Province, East 223800 south area economic development zone, Sucheng District Xu Tan Road Jiangsu Beijing Hangzhou New Energy Co. Ltd. Patentee before: Huang Xiaoping |
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Granted publication date: 20120613 Termination date: 20180919 |