CN106555934B - gas drainage system - Google Patents
gas drainage system Download PDFInfo
- Publication number
- CN106555934B CN106555934B CN201710010824.0A CN201710010824A CN106555934B CN 106555934 B CN106555934 B CN 106555934B CN 201710010824 A CN201710010824 A CN 201710010824A CN 106555934 B CN106555934 B CN 106555934B
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- Prior art keywords
- water
- level
- controller
- butterfly valve
- electric butterfly
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Classifications
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- 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 present invention discloses a kind of gas drainage system, the top water storage device including being connected to gas piping and the water-level control apparatus being fixedly connected with top water storage setting；The top water storage device includes the condensate collector that upper end is connected to the gas piping and the condensed water memory that is connected to the condensate collector lower end；Condensed water memory bottom is provided with water outlet；The water outlet is provided with electric butterfly valve；The water-level control apparatus and the electric butterfly valve communication connection；The water-level control apparatus is used for sensed water level and controls the opening and closing of the electric butterfly valve；Gas drainage system of the present invention, simple structure is easy for construction, and entire gas drainage system does not need to supplement new water incessantly, and the draining of metallurgical works coal gas is made to stablize safety.
Description
Technical field
The present invention relates to a kind of gas drainage systems.
Background technique
In smelter, in the processes such as ironmaking, steel-making, coking and steel rolling, need to recycle and use a large amount of coal gas, packet
Include blast furnace gas, coal gas of converter and coke-stove gas.Various gas pipings form complicated gas pipe net system.In general, coal
Feed channel coal gas drainer need to set at a certain distance, for discharging the condensed water of gas piping.
Conventional coal gas drainer is by top manual gate valve, the coal gas drainer group of lower part manual gate valve and prefabrication
At.The principle of the type water trap is U-shaped water seal, seals coal gas by certain water level.It usually requires incessantly to water trap
Middle injection make-up water, to guarantee the water level in coal gas drainer, there are the security risks of water seal in coal gas breakdown water trap.
Summary of the invention
In view of the above-mentioned problems, the present invention provides a kind of Auto-drainage, without make-up water and stablizes the coal gas draining system of safety
System.
In order to achieve the above objectives, a kind of gas drainage system of the present invention, including the top water storage dress being connected to gas piping
It sets and the water-level control apparatus being fixedly connected is set with the top water storage；
The top water storage device include the condensate collector that upper end is connected to the gas piping and with the condensation
The condensed water memory of water collector lower end connection；Condensed water memory bottom is provided with water outlet；The water outlet is set
It is equipped with electric butterfly valve；The water-level control apparatus and the electric butterfly valve communication connection；The water-level control apparatus is for detecting
Water level and the opening and closing for controlling the electric butterfly valve.
Preferably, the condensate collector is the water collecting funnel that two large diameter ends are connected to gas piping bottom end；Institute
Stating condensed water memory is the U-shaped pipe being connected to two water collecting funnel small-caliber ends；
The water-level control apparatus includes the level switch and controller being fixedly connected on the U-shaped pipe inner wall；
The level switch, controller and the electric butterfly valve communication connection；
The level switch is used to sensed water level height and will test water level signal be transmitted to controller；
The controller is for receiving and comparing the water level signal and basis and high-water line that the level switch transmits
Setting value and low water line setting value comparison result control the opening and closing of the electric butterfly valve；
The electric butterfly valve is for receiving opening or close signal and opening or close signal according to controller for the controller
It automatically opens or closes.
Preferably, further including the drainage pipeline that upper end is connect with the electric butterfly valve, under the drainage pipeline lower end connection
Portion's water storage device, the drainage pipeline bottom are provided with valve protection device；The lower part water storage device is for storing coal gas
The gutter of pipe drainage or tank.
Preferably, the nominal diameter of the U-shaped pipe is calculated according to gas piping hour displacement.
Preferably, the condensate collector is the water collecting funnel that two large diameter ends are connected to gas piping bottom end；Institute
Stating condensed water memory is the U-shaped pipe being connected to two water collecting funnel small-caliber ends；Under the horizontal segment of the U-shaped pipe
Duct wall is arc；Pipeline highest point is arranged under the U-shaped pipe horizontal segment arc in the water outlet；
The water-level control apparatus includes the level switch and controller being fixedly connected on the U-shaped pipe inner wall；
The level switch, controller and the electric butterfly valve communication connection；
The level switch is used to sensed water level height and will test water level signal be transmitted to controller；
The controller is for receiving and comparing the water level signal and basis and high-water line that the level switch transmits
Setting value and low water line setting value comparison result control the opening and closing of the electric butterfly valve；
The electric butterfly valve is for receiving opening or close signal and opening or close signal according to controller for the controller
It automatically opens or closes.
Preferably, further including two sludge being connected to respectively with duct wall lowest point under the U-shaped pipe horizontal segment arc
Recyclable device；
The sludge recyclable device includes the sludge pipe being connected to the U-shaped pipe, sludge pipe middle section is arranged in
Manual water check valve, the sludge storage box being connected to the sludge pipe and setting are in sludge storage upper box part for observing sludge
The transparent windows of amount；The sludge pipe is threadedly coupled with the sludge storage box.
Preferably, the valve protection device includes being arranged in described in protection valve and the setting of the drainage pipeline lower part
The detector of liquid on drainage pipeline top；The protection valve is provided with automatic control switch；The automatic control switch and institute
State detector of liquid communication connection；The automatic control switch is used to control the opening and closing of protection valve；
When the detector of liquid detects that the drainage pipeline has liquid, the liquid-detecting control is described certainly
Dynamic control switch closure；The protection valve is opened；
When the detector of liquid detects that the drainage pipeline does not have liquid, the detector of liquid control is described certainly
Dynamic control switch disconnects；The protection valve is closed.
The present invention forms coal gas top water storage device with water collecting funnel and U-shaped pipe, and it is cold can to store a certain amount of coal gas
Condensate, the water storage device production and it is easy for installation.Using the electric butterfly valve with position feedback, according to the feedback of water level monitoring device
Signal is automatically opened or closed valve, reaches draining and separates the double action of coal gas, while being additionally provided with sludge recyclable device
Prevent sludge from blocking.
Detailed description of the invention
Fig. 1 is the overall structure diagram of 1 gas drainage system of the embodiment of the present invention；
Fig. 2 is the overall structure diagram of 3 gas drainage system of the embodiment of the present invention.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings of the specification.
Embodiment 1
As shown in Figure 1, a kind of gas drainage system of the present embodiment, including the top water storage device that is connected to gas piping with
And the water-level control apparatus 3 being fixedly connected with the top water storage device inner wall；
The top water storage device include the condensate collector 1 that upper end is connected to the gas piping and with the condensation
The condensed water memory 2 of 1 lower end of water collector connection；2 bottom of condensed water memory is provided with water outlet；The water outlet
It is provided with electric butterfly valve 4；The water-level control apparatus 3 and 4 communication connection of electric butterfly valve；The water-level control apparatus 3 is used
In sensed water level and control the opening and closing of the electric butterfly valve 4.
The condensate collector 1 is the water collecting funnel that two large diameter ends are connected to gas piping bottom end；The condensation
Water memory 2 is the U-shaped pipe being connected to two water collecting funnel small-caliber ends；
The water-level control apparatus 3 includes the level switch and controller being fixedly connected on the U-shaped pipe inner wall；
4 communication connection of the level switch, controller and the electric butterfly valve；
The level switch is used to sensed water level height and will test water level signal be transmitted to controller；
The controller is for receiving and comparing the water level signal and basis and high-water line that the level switch transmits
Setting value and low water line setting value comparison result control the opening and closing of the electric butterfly valve 4；
The electric butterfly valve 4 is for receiving opening or close signal and opening or close signal according to controller for the controller
It automatically opens or closes.
For the water collecting funnel for collecting gas piping condensed water, condensed water flows into U-shaped pipe along water collecting funnel, described
The water level line signal that level switch will test passes to controller, and the controller is set after receiving signal with high-water line
Definite value and low water line setting value compare；
If water level line value is higher than high-water line setting value, the controller sends signal and controls the opening of electric butterfly valve 4；
If water level line value is lower than low water line setting value, the controller sends signal and controls the closing of electric butterfly valve 4；
If water level line value, between high-water line value and ground water level line value, the controller does not send signal, described electronic
Butterfly valve 4 maintains the original state.
The present embodiment water collecting funnel and U-shaped pipe form coal gas top water storage device, and it is cold can to store a certain amount of coal gas
Condensate, water storage is convenient, while controlling the switch of electric butterfly valve 4 according to the water level in U-shaped pipe using water-level control apparatus 3,
Have the function that draining and partition coal gas, while without the uninterrupted moisturizing of progress.
Embodiment 2
It based on the above embodiment, further include drainage pipeline that upper end is connect with the electric butterfly valve 4, under the drainage pipeline
End connection lower part water storage device 6, the drainage pipeline bottom is provided with valve protection device 5；The lower part water storage device 6 is to use
Gutter or tank in storage gas piping draining.
The nominal diameter of the U-shaped pipe is calculated according to gas piping hour displacement.
The present embodiment setting valve protection device 5 is for detecting and preventing drainage pipeline gas leak, lower part water storage device 6
Coal gas draining uniform effluent is focused on to designated place；It drains convenient and efficient, gas leak will not occur.
Embodiment 3
As shown in Fig. 2, being based on embodiment 1, condensate collector 1 described in the present embodiment is two large diameter ends and gas pipe
The water collecting funnel of road bottom end connection；The condensed water memory 2 is the U-tube being connected to two water collecting funnel small-caliber ends
Road；Duct wall is arc under the horizontal segment of the U-shaped pipe；The water outlet is arranged under the U-shaped pipe horizontal segment arc
Pipeline highest point；
The water-level control apparatus 3 includes the level switch and controller being fixedly connected on the U-shaped pipe inner wall；
4 communication connection of the level switch, controller and the electric butterfly valve；
The level switch is used to sensed water level height and will test water level signal be transmitted to controller；
The controller is for receiving and comparing the water level signal and basis and high-water line that the level switch transmits
Setting value and low water line setting value comparison result control the opening and closing of the electric butterfly valve 4；
The electric butterfly valve 4 is for receiving opening or close signal and opening or close signal according to controller for the controller
It automatically opens or closes.
Water collecting funnel flows into U-shaped pipe, the water level along water collecting funnel for collecting gas piping condensed water, condensed water
The water level line signal that detector will test passes to controller, the controller receive after signal with high-water line setting value
It is compared with low water line setting value, if water level line value is higher than high-water line setting value, the controller is sent described in signal control
Electric butterfly valve 4 is opened；If water level line value is lower than low water line setting value, the controller sends signal and controls the electric butterfly valve
4 close；If water level line value, between high-water line value and ground water level line value, the controller does not send signal, the electronic butterfly
Valve 4 maintains the original state.
It further include two sludge recyclable devices being connected to respectively with duct wall lowest point under the U-shaped pipe horizontal segment arc
7；
The sludge recyclable device 7 includes the sludge pipe being connected to the U-shaped pipe, sludge pipe middle section is arranged in
Manual water check valve, the sludge storage box being connected to the sludge pipe and setting are in sludge storage upper box part for observing sludge
The transparent windows of amount；The sludge pipe is threadedly coupled with the sludge storage box；The water check valve is normally opened water check valve；
Since some impurity can be mingled in gas piping, flowed into the U-shaped pipe after condensation with condensed water, sludge
Density be greater than water, so sludge is flowed into the sludge recyclable device 7；The amount of storage that sludge is observed by observation window, when
The water check valve is closed when sludge storing excess, the sludge storage box is separated with the sludge pipe, logical after cleaning
It crosses threaded connection to be mounted on the sludge pipe, opens water check valve；It is described when the water of U-shaped pipe enters sludge cleaning plant 7
According to water level control electric butterfly valve gas leak can will not occur for water-level control apparatus 3.
The present embodiment stores condensed water using liquid collecting collection funnel condensed water and U-shaped pipe, while being also provided with water level control
Device 3 processed realizes draining automatically, ensure that coal gas draining safety, while being provided with sludge recyclable device 7 prevents sludge from depositing
Blocking, ensure that the normal use of drainage system.
Embodiment 4
Based on embodiment 2, valve protection device 5 described in the present embodiment includes the protection that the drainage pipeline lower part is arranged in
Valve and the detector of liquid that the drainage pipeline top is set；Automatic control switch is provided on the protection valve；It is described
Automatic control switch and the detector of liquid communication connection；The automatic control switch is used to control the opening and closing of protection valve；
When the detector of liquid detects that the drainage pipeline has liquid, the liquid-detecting control is described certainly
Dynamic control switch closure；The protection valve is opened；
When the detector of liquid detects that the drainage pipeline does not have liquid, the detector of liquid control is described certainly
Dynamic control switch disconnects；The protection valve is closed；
The present embodiment valve protection device effectively prevents the gas leak in drainage pipeline, improves drainage system
Safety.
More than, only presently preferred embodiments of the present invention, but scope of protection of the present invention is not limited thereto, and it is any to be familiar with sheet
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by those skilled in the art, should all cover
Within protection scope of the present invention.Therefore, the scope of protection of the present invention shall be subject to the scope of protection defined by the claims.
Claims (6)
1. a kind of gas drainage system, it is characterised in that: including the top water storage device that is connected to gas piping and with it is described
The water-level control apparatus that top water storage device inner wall is fixedly connected；
The top water storage device includes the condensate collector that upper end is connected to the gas piping and receives with the condensed water
The condensed water memory of storage lower end connection；Condensed water memory bottom is provided with water outlet；The water outlet is provided with
Electric butterfly valve；The water-level control apparatus and the electric butterfly valve communication connection；The water-level control apparatus is used for sensed water level
And control the opening and closing of the electric butterfly valve；
The condensate collector is the water collecting funnel that two large diameter ends are connected to gas piping bottom end；The condensed water storage
Device is the U-shaped pipe being connected to two water collecting funnel small-caliber ends；
The water-level control apparatus includes the level switch and controller being fixedly connected on the U-shaped pipe inner wall；It is described
Level switch, controller and the electric butterfly valve communication connection；
The level switch is used to sensed water level height and will test water level signal be transmitted to controller；
The controller is used to receive and compare the water level signal of the level switch transmitting and sets according to high-water line
Value and low water line setting value comparison result control the opening and closing of the electric butterfly valve；
The electric butterfly valve be used to receive the controller open or close signal and according to controller open or to close signal automatic
It turns on or off.
2. a kind of gas drainage system as described in claim 1, it is characterised in that: further include that upper end is connect with the electric butterfly valve
Drainage pipeline, the drainage pipeline lower end is connected to lower part water storage device, and the drainage pipeline bottom is provided with valve protection dress
It sets；The lower part water storage device is the gutter or tank for storing gas piping draining.
3. a kind of gas drainage system as described in claim 1, it is characterised in that: the nominal diameter of the U-shaped pipe is according to coal
Feed channel hour displacement is calculated.
4. a kind of gas drainage system as described in claim 1, it is characterised in that: the condensate collector is two heavy calibers
Hold the water collecting funnel being connected to gas piping bottom end；The condensed water memory is to connect with two water collecting funnel small-caliber ends
Logical U-shaped pipe；Duct wall is arc under the horizontal segment of the U-shaped pipe；The water outlet setting is horizontal in the U-shaped pipe
Pipeline highest point under section arc；
The water-level control apparatus includes the level switch and controller being fixedly connected on the U-shaped pipe inner wall；It is described
Level switch, controller and the electric butterfly valve communication connection；
The level switch is used to sensed water level height and will test water level signal be transmitted to controller；
The controller is used to receive and compare the water level signal of the level switch transmitting and sets according to high-water line
Value and low water line setting value comparison result control the opening and closing of the electric butterfly valve；
The electric butterfly valve be used to receive the controller open or close signal and according to controller open or to close signal automatic
It turns on or off.
5. a kind of gas drainage system as claimed in claim 4, it is characterised in that: further include two respectively with the U-shaped pipe
The sludge recyclable device that duct wall lowest point is connected under horizontal segment arc；
The sludge recyclable device includes the sludge pipe being connected to the U-shaped pipe, the manual of sludge pipe middle section is arranged in
Water check valve, the sludge storage box being connected to the sludge pipe and sludge storage upper box part is set for observing sludge quantity
Transparent windows；The sludge pipe is threadedly coupled with the sludge storage box.
6. a kind of gas drainage system as claimed in claim 2, it is characterised in that: the valve protection device includes being arranged in institute
It states the protection valve of drainage pipeline lower part and the detector of liquid on the drainage pipeline top is set；The protection valve setting
There is automatic control switch；The automatic control switch and the detector of liquid communication connection；The automatic control switch is used for
The opening and closing of control protection valve；
When the detector of liquid detects that the drainage pipeline has liquid, the liquid-detecting controls the automatic control
System closes the switch；The protection valve is opened；
When the detector of liquid detects that the drainage pipeline does not have liquid, the detector of liquid controls the automatic control
System switch disconnects；The protection valve is closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710010824.0A CN106555934B (en) | 2017-01-06 | 2017-01-06 | gas drainage system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710010824.0A CN106555934B (en) | 2017-01-06 | 2017-01-06 | gas drainage system |
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| CN106555934A CN106555934A (en) | 2017-04-05 |
| CN106555934B true CN106555934B (en) | 2018-12-04 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109205762A (en) * | 2017-06-30 | 2019-01-15 | 上海轻工业研究所有限公司 | Recirculating cooling water system and its self-draining arrangement |
| CN110108131A (en) * | 2019-05-24 | 2019-08-09 | 广东中鹏热能科技有限公司 | A kind of automatically controlled automatic row's phenol water system of kiln |
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| CN203363678U (en) * | 2013-08-01 | 2013-12-25 | 唐山志威科技有限公司 | Pollution discharge and treatment device of coal gas drainage system |
| CN206398372U (en) * | 2017-01-06 | 2017-08-11 | 中冶华天工程技术有限公司 | gas drainage system |
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| KR101105441B1 (en) * | 2009-11-04 | 2012-01-17 | 포항공과대학교 산학협력단 | A safety valve of low pressure pipeline |
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| US5525133A (en) * | 1994-07-29 | 1996-06-11 | St. Clair Pipelines Ltd. | Gas pipeline drip |
| CN2649930Y (en) * | 2003-06-12 | 2004-10-20 | 中国科学院成都生物研究所 | Gas pipeline condensate water eliminating device |
| CN201313903Y (en) * | 2008-12-15 | 2009-09-23 | 鞍钢股份有限公司 | Automatic water charging system for coal gas launching groove |
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| CN202992652U (en) * | 2012-12-14 | 2013-06-12 | 启东市海信机械有限公司 | Automatic intelligent type high-pressure gas drainer |
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