CN206112515U - Device is changed on line to gas drainer downtake valve - Google Patents
Device is changed on line to gas drainer downtake valve Download PDFInfo
- Publication number
- CN206112515U CN206112515U CN201620940168.5U CN201620940168U CN206112515U CN 206112515 U CN206112515 U CN 206112515U CN 201620940168 U CN201620940168 U CN 201620940168U CN 206112515 U CN206112515 U CN 206112515U
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- Prior art keywords
- water
- coal gas
- declines
- online
- changing device
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Abstract
The utility model provides a device is changed on line to gas drainer downtake valve, it is personally experienced sth. Part of the body including being responsible for, be responsible for the internal water pipe that is provided with, the water pipe intake the end with go out the water end (W. E. ) and stretch out the both ends of being responsible for the body respectively, and the end of intaking of water pipe is provided with the stop valve, goes out the water end (W. E. ) and be provided with anti -clogging spray nozzle, it is provided with the silk mouth to be responsible for the one end outside that lies in anti -clogging spray nozzle in personally experiencing sth. Part of the body, a silk mouthful outside threaded connection has at least a pair flange, is provided with rubber packing pad between two flange pieces of every pair of flange respectively, rubber packing pad's external diameter is greater than the external diameter of flange piece and the internal diameter of drainer downtake. After adopting this kind of structural style, the gas piping that need not not stop transport satisfies execution conditions easily, can leak outward by effectual prevention coal gas, improves the operating personnel safety guarantee, and operating procedure simple and practical has improved work efficiency, and utilization many times, resources are saved can be changed according to the downtake size to the flange with rubber packing pad.
Description
Technical field
The utility model relates to a kind of coal gas drainer declines the online more changing device of tube valve, belong to metallurgical technology neck
Domain.
Background technology
The water traps such as water seal, Herba Eichhorniae are the gas piping draining dresses being now widely used in metallurgy industry coal gas system
It is standby, and be connected with gas piping by water seal down-comer, centre installs gas stop valve additional.Steel-making enterprise is in recent years due to by high burnt
How the factors such as the adjustment of stove furnace charge, dedusting, desulfurization, de- naphthalene ageing equipment affect, a large amount of dusts, tar, the impurity such as are mixed in coal gas
And H2S、CL-、SO4-Deng acid ion, cause that water seal for coal gas acidity of water is big, corrosivity are extremely strong, it is rotten to gaspipe network corresponding device
Erosion is serious, especially most commonly seen because corrosion causes to be not closed completely with down-comer gas stop valve, exhaust stack stop valve etc..Valve closing
Sternly easily do not cause the security incidents such as gas leak, personnel's poisoning, need in actual production operation periodically to being not closed completely
Water seal down-comer stop valve, exhaust stack stop valve etc. are more changed jobs.
Existing two kinds of common operational approach, one kind is stoppage in transit gas piping, and blood pressure lowering, nitrogen displacement are carried out to pipeline, is closed
Valve is changed after lattice, this method execution conditions are harsh, and workload is big, affects production；Another kind is stoppage in transit coal gas
Pipeline, workmen wear respiratory organ carry out band gas replacing, but leaked by gas pressure, coal gas, workmen's operation qualification
Limit etc. factor, be difficult to realize aforesaid operations, and easily cause the security incidents such as personnel's carbon monoxide poisoning, here it is prior art institute
The weak point of presence.
Utility model content
The technical problems to be solved in the utility model, the deficiency being aiming at existing for prior art, and a kind of coal is provided
Gas water trap declines the online more changing device of tube valve, and the apparatus structure is simple, it is easy to operate, and can online grasp with coal gas band pressure
Make, do not limited by execution conditions, down-comer replacing valve work can be carried out at any time, and without gas leak during ensureing operation,
Improve the safety guarantee grade of operating personnel.
This programme is achieved by the following technical measures：The coal gas drainer declines the online more changing device bag of tube valve
Main pipe is included, the supervisor is provided with vivo water pipe, and the two ends of main pipe, and water are stretched out respectively in the water inlet end of water pipe and water side
The water inlet end of pipe is provided with stop valve, water side and is provided with blockage resisting shower nozzle, positioned at the one of blockage resisting shower nozzle in the main pipe
End outside is provided with silk mouth, and the silk mouth outside screw is connected with least one secondary flange, between the two panels flange plate per pair flange
Rubber gasket is respectively arranged with, the external diameter of the rubber gasket is more than the external diameter of flange plate and the internal diameter of water trap down-comer
And to the bending of stop valve end.
The water inlet end of above-mentioned water pipe is additionally provided with waterpipe jointing, and waterpipe jointing and stop valve set gradually along water (flow) direction.
One end outside in above-mentioned main pipe away from blockage resisting shower nozzle is provided with a circle handle.
Above-mentioned silk mouth outside is provided with two secondary flanges.
The external diameter of above-mentioned rubber gasket is 100mm, and thickness is 15mm.
Skid resistant course is provided with the outside of above-mentioned handle.
Above-mentioned skid resistant course is rubber layer.
Above-mentioned water pipe be coating steel pipe, a diameter of 20mm.
Above-mentioned main pipe be stainless steel tube, a diameter of 50mm.
Above-mentioned waterpipe jointing is provided with the silk mouth of a diameter of 20mm with the connection end of water pipe.
The beneficial effect of this programme can learn that it is online that the coal gas drainer declines tube valve according to the narration to such scheme
In more changing device, supervisor is provided with vivo water pipe, and the two ends of main pipe, and water pipe are stretched out respectively in the water inlet end of water pipe and water side
Water inlet end be provided with stop valve, water side and be provided with blockage resisting shower nozzle, positioned at one end of blockage resisting shower nozzle in the main pipe
Outside is provided with silk mouth, and the silk mouth outside screw is connected with least one secondary flange, divides between the two panels flange plate per pair flange
Be not provided with rubber gasket, the external diameter of the rubber gasket more than flange plate external diameter and water trap down-comer internal diameter simultaneously
To the bending of stop valve end.After using this version, without stoppage in transit gas piping, execution conditions are readily satisfied, can be effective
The leakage of prevention coal gas, improve operator safety guarantee, operating procedure is simple and practical, improves work efficiency, and flange and
Rubber gasket can be changed according to pipe size is declined, and repeatedly be utilized, and be economized on resources.As can be seen here, this utility model with it is existing
There is technology to compare, with substantive distinguishing features and progress, its beneficial effect implemented is also obvious.
Description of the drawings
Fig. 1 is the main structure diagram of this utility model specific embodiment.
Fig. 2 is the right side structural representation of this utility model specific embodiment.
Fig. 3 is use state figure of the present utility model.
Fig. 4 is use state figure of the present utility model two.
Fig. 5 is the partial enlarged drawing of this utility model use state.
In figure, 1- stop valves, 2- handles, 3- main pipes, 4- water pipes, 5- flanges, 6- bolts, 7- blockage resisting shower nozzles, 8- silks
Mouthful, 9- rubber gaskets, 10- flange plates, 11- skid resistant courses, 12- waterpipe jointings, 13- tops down-comer, the cut-off of 14- down-comers
Valve, 15- bottoms down-comer, 16- declines tube wall, 17- water.
Specific embodiment
Clearly to illustrate the technical characterstic of this programme, below by specific embodiment, and with reference to its accompanying drawing, to we
Case is illustrated.
A kind of coal gas drainer declines the online more changing device of tube valve, as illustrated, it includes main pipe 3, preferred supervisor
Body 3 is stainless steel tube, to improve its corrosion resistance, a diameter of 50mm, to adapt to the general pipe of steel mill coal gas drainer down-comer
Footpath size.Water pipe 4 is provided with the main pipe 3, preferred water pipe 4 is coating steel pipe, to improve its corrosion resistance, and in order to just
The a diameter of 20mm of water pipe is chosen in the conventional water source interface of connection, the water inlet end of water pipe 4 and water side stretch out respectively the two of main pipe 3
Hold, and the water inlet end of water pipe 4 is provided with stop valve 1, water side and is provided with blockage resisting shower nozzle 7, blockage resisting shower nozzle 7 can ensure that water
Water in pipe 4 can be smoothly entered in top down-comer 13, to ensure that declining tube valve can smoothly change, water pipe 4
Water inlet end is additionally provided with waterpipe jointing 12, and waterpipe jointing 12 and stop valve 1 set gradually along water (flow) direction, waterpipe jointing 12 and water
The connection end of pipe 4 is provided with the silk mouth of a diameter of 20mm, to facilitate installation.
One end outside in the main pipe 3 positioned at blockage resisting shower nozzle 7 is provided with silk mouth 8, and the outside screw of silk mouth 8 connects
At least one secondary flange 5 is connected to, to facilitate dismounting flange 5, the flange 5 of suitable dimension is changed, it is secondary that the outside of preferred silk mouth 8 is provided with two
Flange 5, the preferably flange 5 adopt four hole slip-on welding flanges, are respectively arranged with rubber between the two panels flange plate 10 per pair flange 5 close
Packing 9, the external diameter of the rubber gasket 9 is more than the external diameter of flange plate 10 and the internal diameter of water trap down-comer and to stop valve 1
End bending, can so make water 17, flange 5, rubber gasket 9 form good liquid airproof with tube wall 16 is declined, in case
Sealing 17 is from rubber gasket 9 and declines leakage between tube wall 16, and the external diameter of preferred rubber sealing gasket 9 is 100mm, and thickness is
15mm.The device correspondence different tube diameters down-comer is provided with different size, according to the choice of diameter size.Away from anti-blocking in main pipe 3
One end outside of plug shower nozzle 7 is provided with a circle handle 2, and the outside of handle 2 is provided with skid resistant course 11, and skid resistant course 11 is rubber layer,
When changing decline tube valve, this device can be easily pushed up by holding handle 2, and skid resistant course 11 can prevent handss from beating
It is sliding, improve stability and the safety of operation.
Need to close down-comer stop valve 14 before installation, remove water trap, this device pushes bottom by water trap interface
The bottom of down-comer 15（The lower position of down-comer stop valve 14）.Then, down-comer stop valve 14 is opened, this device is continued up and pushed away
Move the top of down-comer stop valve 14；Open the stop valve 1 of this bottom of device, water under high pressure（More than piped gas pressure）It is logical
Cross the water pipe 4 of this device, top blockage resisting shower nozzle 7 to enter into inside top down-comer 13, it is contemplated that after 40s, close this device bottom
The stop valve 1 in portion, water 17, flange 5, rubber gasket 9 form good liquid airproof with tube wall 16 is declined, and serve as interim coal
Gas water trap down-comer stop valve 14 is used, it is ensured that without gas leak, it is ensured that safety during production run.This device has been fixed
Bi Hou, with portable CO alarms gas content is tested, it is qualified after can carry out more to declining the online band pressure zone coal gas of tube valve
Change.After the completion of down-comer replacing valve, down-comer stop valve 14 is opened, mobile this device arrives the lower portion of down-comer stop valve 14
Put；Valve is newly changed in closing, removes this device, and down-comer replacing valve is finished.During gas piping down-comer replacing valve, Wu Xuting
Fortune gas piping, and without gas leak, this device is simple to operate, can be high with gas pressure on-line operation, practicality, it is possible to keep away
Drainage-free device declines tube valve and loses the problem that original function can not in time be changed and affect equipment safety production again, using the dress
Put and changed, work efficiency can be improved, it is to avoid the generation of gas leak personnel's intoxication accident.Coal gas drainer declines pipe valve
After the completion of door is changed, detachable this device, and reclaim, reuse.
Can be achieved by the prior art without the technical characteristic of description in this utility model, will not be described here.This reality
It is not limited in above-mentioned specific embodiment with new, those of ordinary skill in the art do in essential scope of the present utility model
Change, remodeling, addition or the replacement for going out, should also belong to protection domain of the present utility model.
Claims (10)
1. coal gas drainer declines the online more changing device of tube valve, it is characterized in that：It includes main pipe, and the supervisor is arranged in vivo
There is water pipe, the two ends of main pipe are stretched out respectively in the water inlet end of water pipe and water side, and the water inlet end of water pipe is provided with stop valve, goes out
Water end (W.E.) is provided with blockage resisting shower nozzle, and one end outside in the main pipe positioned at blockage resisting shower nozzle is provided with silk mouth, the silk mouth
Outside screw is connected with least one secondary flange, and between the two panels flange plate per pair flange rubber gasket is respectively arranged with, described
The external diameter of rubber gasket is more than the external diameter of flange plate and the internal diameter of water trap down-comer and to the bending of stop valve end.
2. coal gas drainer according to claim 1 declines the online more changing device of tube valve, it is characterized in that：The water pipe
Water inlet end is additionally provided with waterpipe jointing, and waterpipe jointing and stop valve set gradually along water (flow) direction.
3. coal gas drainer according to claim 2 declines the online more changing device of tube valve, it is characterized in that：The main pipe
In away from blockage resisting shower nozzle one end outside be provided with a circle handle.
4. coal gas drainer according to claim 3 declines the online more changing device of tube valve, it is characterized in that：Outside the silk mouth
Side is provided with two secondary flanges.
5. coal gas drainer according to claim 4 declines the online more changing device of tube valve, it is characterized in that：The rubber is close
The external diameter of packing is 100mm, and thickness is 15mm.
6. coal gas drainer according to claim 5 declines the online more changing device of tube valve, it is characterized in that：The handle
Outside is provided with skid resistant course.
7. coal gas drainer according to claim 6 declines the online more changing device of tube valve, it is characterized in that：The skid resistant course
For rubber layer.
8. coal gas drainer according to claim 7 declines the online more changing device of tube valve, it is characterized in that：The water pipe is
Coating steel pipe, a diameter of 20mm.
9. coal gas drainer according to claim 8 declines the online more changing device of tube valve, it is characterized in that：The main pipe
For stainless steel tube, a diameter of 50mm.
10. coal gas drainer according to claim 9 declines the online more changing device of tube valve, it is characterized in that：The water pipe
Interface is provided with the silk mouth of a diameter of 20mm with the connection end of water pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620940168.5U CN206112515U (en) | 2016-08-25 | 2016-08-25 | Device is changed on line to gas drainer downtake valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620940168.5U CN206112515U (en) | 2016-08-25 | 2016-08-25 | Device is changed on line to gas drainer downtake valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206112515U true CN206112515U (en) | 2017-04-19 |
Family
ID=58513096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620940168.5U Expired - Fee Related CN206112515U (en) | 2016-08-25 | 2016-08-25 | Device is changed on line to gas drainer downtake valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206112515U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106195639A (en) * | 2016-08-25 | 2016-12-07 | 山东钢铁股份有限公司 | The online more changing device of coal gas drainer down-comer valve |
-
2016
- 2016-08-25 CN CN201620940168.5U patent/CN206112515U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106195639A (en) * | 2016-08-25 | 2016-12-07 | 山东钢铁股份有限公司 | The online more changing device of coal gas drainer down-comer valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170419 Termination date: 20170825 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |