CN106195639A - The online more changing device of coal gas drainer down-comer valve - Google Patents
The online more changing device of coal gas drainer down-comer valve Download PDFInfo
- Publication number
- CN106195639A CN106195639A CN201610722622.4A CN201610722622A CN106195639A CN 106195639 A CN106195639 A CN 106195639A CN 201610722622 A CN201610722622 A CN 201610722622A CN 106195639 A CN106195639 A CN 106195639A
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- CN
- China
- Prior art keywords
- comer
- valve
- water
- coal gas
- online
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- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/02—Pipe-line systems for gases or vapours
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D3/00—Arrangements for supervising or controlling working operations
- F17D3/14—Arrangements for supervising or controlling working operations for eliminating water
Abstract
The invention provides the online more changing device of a kind of coal gas drainer down-comer valve, it includes main pipe, it is provided with water pipe in described main pipe, the water inlet end of water pipe and water side stretch out the two ends of main pipe respectively, and the water inlet end of water pipe is provided with stop valve, water side is provided with blockage resisting shower nozzle, described main pipe is positioned at outside one end of blockage resisting shower nozzle and is provided with silk mouth, described silk mouth outside screw connects at least one secondary flange, it is respectively arranged with rubber gasket between the two panels flange plate of every secondary flange, the external diameter of described rubber gasket is more than external diameter and the internal diameter of water trap down-comer of flange plate.After using this version, need not stop transport gas piping, readily satisfy execution conditions, can effectively stop coal gas to leak outside, improve operator safety guarantee, operating procedure is simple and practical, improve work efficiency, and flange and rubber gasket can be replaced according to down-comer size, repeatedly utilize, economize on resources.
Description
Technical field
The present invention relates to the online more changing device of a kind of coal gas drainer down-comer valve, belong to metallurgical technology field.
Background technology
The water trap such as water seal, Herba Eichhorniae is the gas piping draining dress being now widely used in metallurgy industry coal gas system
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 factor impacts such as the adjustment of stove furnace charge, dedusting, desulfurization, de-naphthalene ageing equipment, mix a large amount of dust, tar, the impurity such as in coal gas
And H2S、CL-、SO4-Deng acid ion, cause that water seal for coal gas acidity of water is big, corrosivity is extremely strong, rotten to gaspipe network corresponding device
Erosion is serious, especially most commonly seen because corrosion causes being not closed completely with down-comer gas stop valve, exhaust stack stop valve etc..Valve closing
Sternly easily do not cause the security incident such as gas leak, personnel's poisoning, need in actual production runs periodically to being not closed completely
Water seal down-comer stop valve, exhaust stack stop valve etc. are replaced work.
Existing two kinds of common operational approach, one is stoppage in transit gas piping, pipeline carries out blood pressure lowering, nitrogen displacement, closes
After lattice being replaced valve, this method execution conditions are harsh, and workload is big, and impact produces；Another kind is stoppage in transit coal gas
Pipeline, workmen wears respiratory organ and carries out band gas replacing, but leaked by gas pressure, coal gas, workmen's operation qualification
Limit etc. factor, be difficulty with aforesaid operations, and easily cause the security incidents such as personnel's carbon monoxide poisoning, here it is prior art institute
The weak point existed.
Summary of the invention
The technical problem to be solved in the present invention, it is simply that for the deficiency existing for prior art, and a kind of coal gas row is provided
The online more changing device of hydrophone down-comer valve, this apparatus structure is simple, it is easy to operation, and can band coal gas band pressure on-line operation,
Do not limited by execution conditions, can be carried out down-comer replacing valve work at any time, and ensured during operation without gas leak, raising
The safety guarantee grade of operating personnel.
This programme is achieved by the following technical measures: the online more changing device bag of this coal gas drainer down-comer valve
Including main pipe, be provided with water pipe in described main pipe, the water inlet end of water pipe and water side stretch out the two ends of main pipe, and water respectively
The water inlet end of pipe is provided with stop valve, water side is provided with blockage resisting shower nozzle, is positioned at the one of blockage resisting shower nozzle in described main pipe
Being provided with silk mouth outside end, described silk mouth outside screw connects at least one secondary flange, between the two panels flange plate of every secondary flange
Being respectively arranged with rubber gasket, the external diameter of described rubber gasket is more than external diameter and the internal diameter of water trap down-comer of flange plate
And to stop valve end bending.
The water inlet end of above-mentioned water pipe is additionally provided with waterpipe jointing, waterpipe jointing and stop valve and sets gradually along water (flow) direction.
Above-mentioned main pipe is provided with a circle handle outside one end away from blockage resisting shower nozzle.
Two secondary flanges it are provided with outside above-mentioned silk mouth.
The external diameter of above-mentioned rubber gasket is 100mm, and thickness is 15mm.
The outside of above-mentioned handle is provided with skid resistant course.
Above-mentioned skid resistant course is rubber layer.
Above-mentioned water pipe is coating steel pipe, a diameter of 20mm.
Above-mentioned main pipe is stainless steel tube, a diameter of 50mm.
Above-mentioned waterpipe jointing is provided with the silk mouth of a diameter of 20mm with the end that connects of water pipe.
The beneficial effect of this programme can be learnt according to the narration of such scheme, and this coal gas drainer down-comer valve is online
In more changing device, being provided with water pipe in main pipe, the water inlet end of water pipe and water side stretch out the two ends of main pipe, and water pipe respectively
Water inlet end be provided with stop valve, water side is provided with blockage resisting shower nozzle, is positioned at one end of blockage resisting shower nozzle in described main pipe
Outside is provided with silk mouth, and described silk mouth outside screw connects at least one secondary flange, between the two panels flange plate of every secondary flange point
Be not provided with rubber gasket, the external diameter of described rubber gasket more than the external diameter of flange plate and water trap down-comer internal diameter also
To stop valve end bending.After using this version, gas piping of need not stopping transport, readily satisfy execution conditions, it is possible to effectively
Prevention coal gas leak outside, improve operator safety guarantee, operating procedure is simple and practical, improves work efficiency, and flange and
Rubber gasket can be replaced according to down-comer size, repeatedly utilizes, economizes on resources.As can be seen here, the present invention and existing skill
Art is compared, and has prominent substantive distinguishing features and significantly progress, and its beneficial effect implemented also is apparent from.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of the specific embodiment of the invention.
Fig. 2 is the right TV structure schematic diagram of the specific embodiment of the invention.
Fig. 3 is the use state diagram one of the present invention.
Fig. 4 is the use state diagram two of the present invention.
Fig. 5 is the partial enlarged drawing that the present invention uses state.
In figure, 1-stop valve, 2-handle, 3-main pipe, 4-water pipe, 5-flange, 6-bolt, 7-blockage resisting shower nozzle, 8-silk
Mouthful, 9-rubber gasket, 10-flange plate, 11-skid resistant course, 12-waterpipe jointing, 13-top down-comer, 14-down-comer ends
Valve, 15-bottom down-comer, 16-down-comer tube wall, 17-water.
Detailed description of the invention
For the technical characterstic of this programme can be clearly described, below by detailed description of the invention, and combine its accompanying drawing, to we
Case is illustrated.
The online more changing device of a kind of coal gas drainer down-comer valve, as it can be seen, it includes main pipe 3, is preferably responsible for
Body 3 is stainless steel tube, and to improve its corrosion resistance, a diameter of 50mm, to adapt to the steel mill general pipe of coal gas drainer down-comer
Footpath size.Being provided with water pipe 4, preferably water pipe 4 in described main pipe 3 is coating steel pipe, to improve its corrosion resistance, and in order to just
Choosing a diameter of 20mm of water pipe in connecting conventional water source interface, the water inlet end of water pipe 4 and water side stretch out the two of main pipe 3 respectively
End, and the water inlet end of water pipe 4 is provided with stop valve 1, water side is provided with blockage resisting shower nozzle 7, blockage resisting shower nozzle 7 can ensure that water
Water in pipe 4 can smoothly enter in top down-comer 13, to ensure that down-comer valve can be changed smoothly, water pipe 4
Water inlet end is additionally provided with waterpipe jointing 12, waterpipe jointing 12 and stop valve 1 and sets gradually along water (flow) direction, waterpipe jointing 12 and water
The end that connects of pipe 4 is provided with the silk mouth of a diameter of 20mm, to facilitate installation.
Being positioned in described main pipe 3 outside one end of blockage resisting shower nozzle 7 and be provided with silk mouth 8, described silk mouth 8 outside screw is even
It is connected at least one secondary flange 5, to facilitate dismounting flange 5, changes the flange 5 of suitable dimension, be preferably provided with two outside silk mouth 8 secondary
Flange 5, preferably this flange 5 use four hole slip-on welding flanges, are respectively arranged with rubber close between the two panels flange plate 10 of every secondary flange 5
Packing 9, the external diameter of described 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, so can make water 17, flange 5, rubber gasket 9 form good liquid airproof with down-comer tube wall 16, in case
Sealing 17 is revealed between rubber gasket 9 and down-comer tube wall 16, and the external diameter of preferred rubber sealing gasket 9 is 100mm, and thickness is
15mm.This 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
Being provided with a circle handle 2 outside one end of plug shower nozzle 7, the outside of handle 2 is provided with skid resistant course 11, and skid resistant course 11 is rubber layer,
When changing down-comer valve, can be by holding handle 2 the most upwardly this device, and skid resistant course 11 is possible to prevent hands to beat
Sliding, improve stability and the safety of operation.
Needing before installation to close down-comer stop valve 14, remove water trap, this device pushes bottom by water trap interface
Bottom down-comer 15 (down-comer stop valve 14 lower position).Then, opening down-comer stop valve 14, this device continues up and pushes away
Move down-comer stop valve 14 top；Opening the stop valve 1 of this bottom of device, water under high pressure (more than piped gas pressure) leads to
Cross the water pipe 4 of this device, top blockage resisting shower nozzle 7 enters into top down-comer 13 inside, it is contemplated that after 40s, close this device end
The stop valve 1 in portion, water 17, flange 5, rubber gasket 9 form good liquid airproof with down-comer tube wall 16, serve as interim coal
Gas water trap down-comer stop valve 14 uses, 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 alarm test gas content, qualified after can carry out more by band pressure zone coal gas online to down-comer valve
Change.After down-comer replacing valve completes, opening down-comer stop valve 14, this device mobile is to down-comer stop valve 14 lower portion
Put；Closing and newly change valve, remove this device, down-comer replacing valve is complete.During gas piping down-comer replacing valve, Wu Xuting
Fortune gas piping, and without gas leak, this device is simple to operate, can band gas pressure on-line operation, practicality is high, it is possible to keep away
Drainage-free device down-comer valve is lost original function and can not be changed in time again and affect the problem that equipment is kept the safety in production, and uses this dress
Put and be replaced, 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 door has been changed, detachably this device, and reclaim, reuse.
The present invention can be achieved by the prior art without the technical characteristic described, do not repeat them here.The present invention is also
It is not limited only to above-mentioned detailed description of the invention, change that those of ordinary skill in the art make in the essential scope of the present invention, changes
Type, add or replace, also should belong to protection scope of the present invention.
Claims (10)
1. the online more changing device of coal gas drainer down-comer valve, is characterized in that: it includes main pipe, arranges in described main pipe
Having water pipe, the water inlet end of water pipe and water side stretch out the two ends of main pipe respectively, 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, is positioned at outside one end of blockage resisting shower nozzle and is provided with silk mouth in described main pipe, described silk mouth
Outside screw connects at least one secondary flange, is respectively arranged with rubber gasket between the two panels flange plate of every secondary flange, 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 stop valve end bending.
The online more changing device of coal gas drainer down-comer valve the most according to claim 1, is characterized in that: described water pipe
Water inlet end is additionally provided with waterpipe jointing, waterpipe jointing and stop valve and sets gradually along water (flow) direction.
The online more changing device of coal gas drainer down-comer valve the most according to claim 2, is characterized in that: described main pipe
In be provided with a circle handle outside one end away from blockage resisting shower nozzle.
The online more changing device of coal gas drainer down-comer valve the most according to claim 3, is characterized in that: outside described silk mouth
Side is provided with two secondary flanges.
The online more changing device of coal gas drainer down-comer valve the most according to claim 4, is characterized in that: described rubber is close
The external diameter of packing is 100mm, and thickness is 15mm.
The online more changing device of coal gas drainer down-comer valve the most according to claim 5, is characterized in that: described handle
Outside is provided with skid resistant course.
The online more changing device of coal gas drainer down-comer valve the most according to claim 6, is characterized in that: described skid resistant course
For rubber layer.
The online more changing device of coal gas drainer down-comer valve the most according to claim 7, is characterized in that: described water pipe is
Coating steel pipe, a diameter of 20mm.
The online more changing device of coal gas drainer down-comer valve the most according to claim 8, is characterized in that: described main pipe
For stainless steel tube, a diameter of 50mm.
The online more changing device of coal gas drainer down-comer valve the most according to claim 9, is characterized in that: described water pipe
Interface is provided with the silk mouth of a diameter of 20mm with the end that connects of water pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610722622.4A CN106195639A (en) | 2016-08-25 | 2016-08-25 | The online more changing device of coal gas drainer down-comer valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610722622.4A CN106195639A (en) | 2016-08-25 | 2016-08-25 | The online more changing device of coal gas drainer down-comer valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106195639A true CN106195639A (en) | 2016-12-07 |
Family
ID=57523699
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610722622.4A Pending CN106195639A (en) | 2016-08-25 | 2016-08-25 | The online more changing device of coal gas drainer down-comer valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106195639A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0687160A (en) * | 1992-09-08 | 1994-03-29 | Sekisui Chem Co Ltd | Method of stopping water at branch joint after existing main pipe is lined |
| CN101559300A (en) * | 2008-04-17 | 2009-10-21 | 上海闰铭精密技术有限公司 | Sealing ring for filtering packet of liquid filter |
| CN201521756U (en) * | 2009-11-03 | 2010-07-07 | 武汉钢铁(集团)公司 | Plugging device for on-line replacement of first valve of metallurgy gas pipe drainer |
| WO2013142231A1 (en) * | 2012-03-23 | 2013-09-26 | Lmk Technologies, Llc | Method and apparatus for repairing a pipe junction |
| CN103742710A (en) * | 2013-09-29 | 2014-04-23 | 锡林郭勒盟奥科特油田技术服务有限责任公司 | Device capable of replacing valve under pressure |
| CN205001649U (en) * | 2015-10-09 | 2016-01-27 | 陈杰 | Trade valve gear |
| CN205402082U (en) * | 2016-03-08 | 2016-07-27 | 王大功 | Natural gas line plugging device |
| CN206112515U (en) * | 2016-08-25 | 2017-04-19 | 山东钢铁股份有限公司 | Device is changed on line to gas drainer downtake valve |
-
2016
- 2016-08-25 CN CN201610722622.4A patent/CN106195639A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0687160A (en) * | 1992-09-08 | 1994-03-29 | Sekisui Chem Co Ltd | Method of stopping water at branch joint after existing main pipe is lined |
| CN101559300A (en) * | 2008-04-17 | 2009-10-21 | 上海闰铭精密技术有限公司 | Sealing ring for filtering packet of liquid filter |
| CN201521756U (en) * | 2009-11-03 | 2010-07-07 | 武汉钢铁(集团)公司 | Plugging device for on-line replacement of first valve of metallurgy gas pipe drainer |
| WO2013142231A1 (en) * | 2012-03-23 | 2013-09-26 | Lmk Technologies, Llc | Method and apparatus for repairing a pipe junction |
| CN103742710A (en) * | 2013-09-29 | 2014-04-23 | 锡林郭勒盟奥科特油田技术服务有限责任公司 | Device capable of replacing valve under pressure |
| CN205001649U (en) * | 2015-10-09 | 2016-01-27 | 陈杰 | Trade valve gear |
| CN205402082U (en) * | 2016-03-08 | 2016-07-27 | 王大功 | Natural gas line plugging device |
| CN206112515U (en) * | 2016-08-25 | 2017-04-19 | 山东钢铁股份有限公司 | Device is changed on line to gas drainer downtake valve |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| AD01 | Patent right deemed abandoned | ||
| AD01 | Patent right deemed abandoned |
Effective date of abandoning: 20190326 |