CN201359119Y - Multi-stage box body sealed gas conduit water-sealed valve device - Google Patents
Multi-stage box body sealed gas conduit water-sealed valve device Download PDFInfo
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- CN201359119Y CN201359119Y CNU2009200679568U CN200920067956U CN201359119Y CN 201359119 Y CN201359119 Y CN 201359119Y CN U2009200679568 U CNU2009200679568 U CN U2009200679568U CN 200920067956 U CN200920067956 U CN 200920067956U CN 201359119 Y CN201359119 Y CN 201359119Y
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- sealing valve
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Abstract
A multi-stage box body sealed gas conduit water-sealed valve device comprises a gas conduit water-sealed valve communicated and arranged in a gas conduit, a water-sealed water discharge pipe, a water-sealing water discharger and a water-sealed valve water-sealing overflow pipe, wherein the gas conduit water-sealed valve has a water-sealing effective height and is higher than the liquid level of the conduit at the bottom end of the water-sealed valve; one end of the water-sealed valve water-sealing overflow pipe is connected with a water outlet of the water-sealing water discharger; the other end of the water-sealed valve water-sealing overflow pipe is communicated with the water-sealing water discharger in a backflow manner and is communicated with the water outlet of the water-sealing water discharger; the water-sealing water discharger is arranged on the ground and is formed in a multi-stage box body series connection communicating manner; the multi-stage box body sealed gas conduit water-sealed valve is free of the limitation that the diameter of the conduit is large, the area is narrow and small, and the water discharger has to be arranged underground. Not only can the water sealing capability be improved, but also gas leakage can be prevented. The water-sealed valve, which has simple operation and maintenance, and high reliability, is widely suitable to use as a water-sealed valve for various gas medium conduits and can be applicable to water dischargers for various medium gas conduits with higher pressure and water-sealing water dischargers.
Description
Technical field
The utility model relates to the coal gas shutoff facility in the gas pipe line field, and specifically, the utility model relates to the multistage box sealing formula gas pipe line water-sealing valve device in a kind of gas pipe line.
Background technique
The gas pipe line that uses at steel industry generally all is built on stilts setting up, and for adapting to the use of steel mill, pipeline is chosen to such an extent that diameter is all bigger.
For satisfying the requirement of supplying gas that stops of gas pipe line, adopt two kinds of means when cutting off coal gas usually, promptly one, adopt valve, perhaps two, adopt water-sealing valve.But, as adopting valve, then, reach several meters because its pipe diameter of gas pipe line that described steel industry uses is all very big, for this reason, select for use the valve cost also high.In addition, described valve is made difficulty, technical requirements is high, operation easier is big, maintenance cost is high.Have again, as the cutout of the characteristics of valve and the leakage of can not breaking is difficult to effectively cut off piped gas.
Therefore, at present steel industry adopt valve be used for gas pipe line stop supplying gas the time problem be: bigbore pipeline valve expense is big, makes difficulty, technical requirements is high, uses operation easier big, maintenance cost height, as the cutout weak effect of valve.
Adopting another kind of means when cutting off coal gas as gas pipe line is water-sealing valves.The advantage of water-sealing valve is: fabricating cost is low, can make with the pipe diameter size, uses convenient operating maintenance, and cut-out coal gas is quick, so be subjected to the generally use in the industry.
Yet, adopt water-sealing valve when cutting off coal gas as gas pipe line, as shown in Figure 1, have following weakness:
Among bigbore gas pipe line Fig. 1; 1 water-sealing valve, be the antenna height that satisfies pipeline and the requirement of water-sealing valve water shutoff, do something against one's will hydathode 2 is provided with underground mine pit in 3, because the ponding in the mine pit soaks, cause hydathode to use corrosion fast, the life-span is low, and is very inconvenient when running into operation or processing accident, use Operation and Maintenance safety to be subjected to certain influence, so be necessary to improve perfect to the pipeline water-sealing valve.
The model utility content
For overcoming the above-mentioned shortcoming of pipeline water-sealing valve, promptly the pipeline water-sealing valve is improved, the utility model provides a kind of multistage box sealing formula gas pipe line water-sealing valve, described multistage box sealing formula gas pipe line water-sealing valve not only can improve the hydathode of water shutoff ability, but also can prevent gas leakage.In addition, described multistage box sealing formula gas pipe line water-sealing valve Operation and Maintenance is simple, and good reliability not only is widely used in the water-sealing valve that various coal gas medium pipelines use, and also uses applicable to the higher gas pipe line of pressure.
For achieving the above object, the technical solution of the utility model is as follows,
A kind of multistage box sealing formula gas pipe line water-sealing valve device, described multistage box sealing formula gas pipe line water-sealing valve device is communicated with, is arranged in the gas pipe line, comprises intake pipe, is higher than the recessed bending section that the water seal effective height of water-sealing valve bottom pipeline liquid level forms for formation; Connect, be arranged at water seal hydathode and the water seal waste pipe and the water seal drain valve of the recessed bending section of gas pipe line water-sealing valve bottom; The water-sealing valve water shutoff spill pipe that one end is connected with water seal hydathode water outlet, the other end refluxes and is communicated to the water seal hydathode and is communicated with described water seal hydathode water outlet; Described water-sealing valve water shutoff spill pipe upper end is formed with the water seal effective height that is higher than water-sealing valve bottom pipeline liquid level, it is characterized in that described water seal hydathode is arranged on the ground, and adopts multistage casing polyphone mode of communicating to constitute.
According to the utility model, described water seal hydathode adopts multistage casing to be connected in series continuous mode of communicating, so that can reach effective sealing of gas pipe line working pressure.
Thus, be not subjected to the restriction of gas pipe line pressure, be not subjected to the restriction of pipeline water-sealing valve height by described water seal hydathode of such design and described water-sealing valve.
According to multistage box sealing formula gas pipe line water-sealing valve of the present utility model, it is characterized in that the multistage casing that the multistage casing that described water seal hydathode adopts is connected in series continuous mode of communicating is to be communicated with by 3-5 box-shaped hydathode polyphone to form.
According to multistage box sealing formula gas pipe line water-sealing valve of the present utility model, it is characterized in that, described according to multistage box sealing formula gas pipe line water-sealing valve of the present utility model, it is characterized in that, described box-shaped hydathode comprises insertion water seal dust flue or waste pipe wherein respectively, and separator for container.
According to multistage box sealing formula gas pipe line water-sealing valve of the present utility model, it is characterized in that the intake pipe of the feed-water end of described pipeline water-sealing valve is provided with bypass valve.
According to multistage box sealing formula gas pipe line water-sealing valve of the present utility model, it is characterized in that the box-shaped hydathode that described multistage casing is is provided with outlet valve.
Because the pipeline water-sealing valve adopts exhaust to add the method for water, the initial use adds water to box container, adds the effect of water for preventing the influence of casing vapour lock, is provided with multistage venting gas appliance, can reach exhaust step by step.
According to multistage box sealing formula gas pipe line water-sealing valve of the present utility model, it is characterized in that water-sealing valve water shutoff spill pipe (9) is connected with water seal hydathode water outlet by a water seal communication valve, the other end refluxes and is communicated to the water seal hydathode.
Adopt above-mentioned middle liaison method, carry out the shut off gas and the opening of pipeline water seal, can satisfy the needs that coal gas is cut off in water seal by such design, can also satisfy pipeline and open the function of coal gas, the automatic smoothly discharge function of the gas condensed water of daily pipeline water seal bottom also demonstrates fully out.
According to multistage box sealing formula gas pipe line water-sealing valve of the present utility model, it is big that described multistage box sealing formula gas pipe line water-sealing valve is not limited by pipe diameter, and the narrow and small water seal in region can be to settle, and hydathode must place underground problem.Not only can improve the hydathode of water shutoff ability, but also can prevent gas leakage.Multistage box sealing formula gas pipe line water-sealing valve of the present utility model is not subjected to the restriction of pipeline design pressure, is not subjected to the constraint in place yet.As long as the arrangement of casing can be satisfied in the place, just can satisfy the requirement of pipeline pressure.
In addition, described multistage box sealing formula gas pipe line water-sealing valve Operation and Maintenance is simple, good reliability not only is widely used in the water-sealing valve that various coal gas medium pipelines use, also applicable to pressure higher multiple medium gas pipeline drainer and water seal hydathode.
The simple declaration of accompanying drawing
Fig. 1 is original coal gas water seal process schematic representation.
Fig. 2 is the technical program process schematic representation.
Fig. 3 is another embodiment's schematic representation of the technical program.
1 is gas pipe line water-sealing valve device among Fig. 1, the 2nd, the water seal hydathode, the 3rd, underground mine pit is set, the 16th, intake pipe, 17 is the gas pipe line inlet end, and 18 is the gas pipe line outlet side, and 19 are higher than the recessed bending section that the water seal effective height of water-sealing valve bottom pipeline liquid level forms for formation, 20,21 be respectively connection, be arranged at the water seal waste pipe and the water seal drain valve of the recessed crooked bottom of gas pipe line water-sealing valve; 22 is outlet valve.
Among Fig. 2,2A is multistage coal gas drainer, and A, B, C, D are respectively four box-shaped hydathodes of multistage hydathode 2A.2B is the water seal dust flue, and 3A is the A separator for container, the 4th, and B case waste pipe, the 5th, B separator for container, the 6th, C case waste pipe, the 7th, C separator for container, the 8th, D case waste pipe, the 9th, water seal spill pipe, the 10th, water seal liaison tube, the 11st, water seal communication valve, the 12nd, A, B, C, D case hydathode outlet valve, the 13rd, outlet pipe.
14 is middle liaison tubes among Fig. 3, the 15th, and the device of the gas leakage preventing of installing respectively.
Embodiment
Below, for embodiment, be described more specifically multistage box sealing formula gas pipe line water-sealing valve of the present utility model.
Embodiment 1
With reference to Fig. 2.Connect, be arranged at the water seal waste pipe of the recessed crooked bottom of gas pipe line water-sealing valve and the duct bottom of water seal drain valve 20,21 is equipped with water seal dust flue 2B, be inserted in the A level hydathode of multistage coal gas drainer 2A.The A case is equipped with dividing plate 3, and the top of dividing plate has the hole, and the size in hole is complementary with the B case waste pipe that is equipped with 4.The B case is equipped with dividing plate 5, and the top of dividing plate has the hole, and the size in hole is complementary with the B case waste pipe that is equipped with 6.The C case is equipped with dividing plate 7, and the top of dividing plate has the hole, and the size in hole is complementary with the C case waste pipe that is equipped with 8.The D case is equipped with water-sealing valve water shutoff spill pipe 9, and one section of spill pipe 9 has valve 11 and is communication valve. and the other end of spill pipe 9 is communicated with valve 11 waterexit ends after the effective height of water seal water shutoff reaches, and is used to carry out overflow.
The principle of the technical program is, the multistage hydathode of setting can satisfy effective water shutoff effect of gas pressure, can be satisfied with the emission request of water shutoff by the waste pipe 2 that is provided with, and can also reach the effect of discharging gas condensed water.
For guaranteeing the requirement of coal gas sealing, by the dividing plate 3 in the A level water tank that is provided with, the waste pipe 4 that is equipped with is in the B case, the water level of sealing is improved, and for further improving sealing coal gas water level, the B case of setting is equipped with dividing plate 5, waste pipe 6 is housed in the B case on dividing plate top, plays effects such as draining equally.
Because the draining continuously and automatically and the water-sealing valve water shutoff of the technical program design, improve the effect of sealing grade, be embodied in C, D case also can be set, the technical program only is provided with water seal spill pipe 9 at the D case and cuts off in the process of coal gas operation when water seal, communication valve 11 cuts out, make the water in the water seal reach the water shutoff height.Open-minded when water-sealing valve enforcement coal gas, open communication valve 11, the water in the water-sealing valve is just finished the technique process of this programme by the work of multistage hydathode.Consider that in addition multistage draining is equipped with hand hole in the bottom of every grade of casing and is convenient to safeguard (not shown).
Also have, when the multilevel water seal hydathode adds water for the first time,, make water-sealing valve improve the sealing grade, avoid the deficiency of original technology by these simple settings for preventing that vapour lock is equipped with 12 drain tap and is installed in series.
Embodiment 2
Except following content was different from embodiment 1, other were as embodiment 1.
Prevent the coal gas water-sealing valve just in case gas leakage takes place for advancing one one, the pipeline section in 10 position amplification 14 of the technical program is equipped with gas leakage preventing device 15 at the position of spill pipe 9.
It is big that multistage box sealing formula gas pipe line water-sealing valve of the present invention is not limited by pipe diameter, and the narrow and small and hydathode in region must place underground restriction.Not only enough improve the water shutoff ability and can also prevent gas leakage.Described water-sealing valve Operation and Maintenance is simple, and good reliability not only is widely used in the water-sealing valve that various coal gas medium pipelines use, also applicable to pressure higher multiple medium gas pipeline drainer and water seal hydathode.
Claims (6)
1. multistage box sealing formula gas pipe line water-sealing valve device, described multistage box sealing formula gas pipe line water-sealing valve device is communicated with, is arranged in the gas pipe line, comprises intake pipe (16), is higher than the recessed bending section (19) that the water seal effective height (H2) of water-sealing valve bottom pipeline liquid level forms for formation; Connect, be arranged at water seal hydathode and the water seal waste pipe (20) and the water seal drain valve (21) of the recessed bending section of gas pipe line water-sealing valve (19) bottom; The water-sealing valve water shutoff spill pipe (9) that one end is connected with water seal hydathode water outlet, the other end refluxes and is communicated to the water seal hydathode and is communicated with described water seal hydathode water outlet; Described water-sealing valve water shutoff spill pipe (9) upper end is formed with the water seal effective height (H2) that is higher than water-sealing valve bottom pipeline liquid level, it is characterized in that described water seal hydathode is arranged on the ground, and adopts multistage casing polyphone mode of communicating to constitute.
2. multistage box sealing formula gas pipe line water-sealing valve according to claim 1 is characterized in that, the multistage casing that the multistage casing that described multilevel water seal hydathode (2A) adopts is connected in series continuous mode of communicating is to be communicated with by 3-5 box-shaped hydathode polyphone to form.
3. multistage box sealing formula gas pipe line water-sealing valve according to claim 1 is characterized in that described box-shaped hydathode comprises insertion water seal dust flue or waste pipe wherein respectively, and separator for container.
4. multistage box sealing formula gas pipe line water-sealing valve according to claim 1 is characterized in that the intake pipe of the feed-water end of described pipeline water-sealing valve is provided with bypass valve.
5. multistage box sealing formula gas pipe line water-sealing valve according to claim 1 is characterized in that, each box-shaped hydathode that described multistage casing is is provided with outlet valve.
6. multistage box sealing formula gas pipe line water-sealing valve according to claim 1 is characterized in that, water-sealing valve water shutoff spill pipe (9) is connected with water seal hydathode water outlet by a water seal communication valve, and the other end refluxes and is communicated to the water seal hydathode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200679568U CN201359119Y (en) | 2009-02-23 | 2009-02-23 | Multi-stage box body sealed gas conduit water-sealed valve device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200679568U CN201359119Y (en) | 2009-02-23 | 2009-02-23 | Multi-stage box body sealed gas conduit water-sealed valve device |
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| Publication Number | Publication Date |
|---|---|
| CN201359119Y true CN201359119Y (en) | 2009-12-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009200679568U Expired - Fee Related CN201359119Y (en) | 2009-02-23 | 2009-02-23 | Multi-stage box body sealed gas conduit water-sealed valve device |
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| CN (1) | CN201359119Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102297340A (en) * | 2011-07-27 | 2011-12-28 | 中冶赛迪工程技术股份有限公司 | Water lute drainer |
| CN104089182A (en) * | 2014-06-19 | 2014-10-08 | 马钢(集团)控股有限公司 | Conveying system for blast furnace coal gas pipe network and operation method thereof |
| CN106555934A (en) * | 2017-01-06 | 2017-04-05 | 中冶华天工程技术有限公司 | gas drainage system |
| CN112879608A (en) * | 2021-02-04 | 2021-06-01 | 广东韶钢松山股份有限公司 | Partition mechanism and partition device |
| CN115449585A (en) * | 2022-08-19 | 2022-12-09 | 北京首钢股份有限公司 | Water sealing system of converter fan gas pipeline and control method thereof |
-
2009
- 2009-02-23 CN CNU2009200679568U patent/CN201359119Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102297340A (en) * | 2011-07-27 | 2011-12-28 | 中冶赛迪工程技术股份有限公司 | Water lute drainer |
| CN102297340B (en) * | 2011-07-27 | 2013-04-10 | 中冶赛迪工程技术股份有限公司 | Water lute drainer |
| CN104089182A (en) * | 2014-06-19 | 2014-10-08 | 马钢(集团)控股有限公司 | Conveying system for blast furnace coal gas pipe network and operation method thereof |
| CN106555934A (en) * | 2017-01-06 | 2017-04-05 | 中冶华天工程技术有限公司 | gas drainage system |
| CN106555934B (en) * | 2017-01-06 | 2018-12-04 | 中冶华天工程技术有限公司 | gas drainage system |
| CN112879608A (en) * | 2021-02-04 | 2021-06-01 | 广东韶钢松山股份有限公司 | Partition mechanism and partition device |
| CN115449585A (en) * | 2022-08-19 | 2022-12-09 | 北京首钢股份有限公司 | Water sealing system of converter fan gas pipeline and control method thereof |
| CN115449585B (en) * | 2022-08-19 | 2023-09-29 | 北京首钢股份有限公司 | Water seal system of converter fan gas pipeline and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091209 Termination date: 20160223 |
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| CF01 | Termination of patent right due to non-payment of annual fee |