CN209558033U - A kind of the ventilation tank and underground coal mine exhaust pipe system of preventing return water - Google Patents
A kind of the ventilation tank and underground coal mine exhaust pipe system of preventing return water Download PDFInfo
- Publication number
- CN209558033U CN209558033U CN201822263226.7U CN201822263226U CN209558033U CN 209558033 U CN209558033 U CN 209558033U CN 201822263226 U CN201822263226 U CN 201822263226U CN 209558033 U CN209558033 U CN 209558033U
- Authority
- CN
- China
- Prior art keywords
- tank
- tank body
- gas
- pump
- ventilation
- 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.)
- Active
Links
Landscapes
- Sewage (AREA)
Abstract
The utility model relates to a kind of ventilation tank of preventing return water and underground coal mine exhaust pipe systems.Underground coal mine exhaust pipe system includes pump-line, ventilation tank is equipped at the gas-taking end of the pump-line, tank of ventilating includes tank body, tank body lower part is equipped with discharge outlet, drain valve is connected in discharge outlet, air inlet is equipped on tank body above discharge outlet, top of the tank is equipped with the gas outlet being connected to the pump-line, and the floating ball for floating when tank interior water height reaches setting position and blocking the gas outlet is placed in the tank body.Floating ball blocks gas outlet under the buoyancy of liquid water in tank body, making the liquid water of gas-taking end will not enter in pump-line, to avoid pump-line that liquid water is pumped into gas chamber, the preventing return water function of realizing ventilation tank avoids the gas chamber water inlet due to gas analysis instrument and breaks down or damage.
Description
Technical field
The utility model relates to a kind of ventilation tank of preventing return water and underground coal mine exhaust pipe systems.
Background technique
The harmfulness of underground mine fire accident is big, at present for the monitoring of underground coal mine fire behavior mainly by following several sides
Method: one, artificial underground site takes gas, then takes airbag to ground, analyzes gas componant；Two, underground is laid with and takes gas
Mine gas is evacuated to ground using ground aspiration pump, analyzed gas componant by beam tube；Three, online fire behavior will be digitized
Result after analysis is passed through communication network using taking gas beam tube in-site collecting gas to be analyzed to underground by monitoring system layout
Network is uploaded to ground.First method, which exists, takes that gas is cumbersome, the time is long, occupies the disadvantages of artificial；Second method is due in well
Lower laying takes gas beam tube to ground, the too long higher cost of beam tube, and vapour lock is easy to produce in beam tube, is transported to the gas on ground
Ingredient changes, and tolerance is smaller, and gas analysis data is unreliable；The third method be at present frequently with method, but because
To take air pipe still beam tube to be used to take gas, after gas analysis instrument is moved to underground, because taking gas beam tube and underground
Ground drop is smaller, if beam tube gas-taking end is fallen in water, can be pumped into a large amount of liquid waters during aspiration pump pumping at this time
The gas chamber of analysis instrument, finally damages gas chamber, leads to unnecessary loss.
Utility model content
The purpose of this utility model is to provide a kind of ventilation tanks of preventing return water, to solve to work as exhaust tube in the prior art
The gas-taking end of road system is easy to appear the technical issues of liquid water is pumped into gas chamber by pump-line when falling in water；Correspondingly, this
Utility model also provides a kind of underground coal mine exhaust pipe system using above-mentioned ventilation tank, to solve to work as pumping in the prior art
The technical issues of liquid water is pumped into gas chamber by pump-line is easy to appear when the gas-taking end of pipe-line system is fallen in water.
To achieve the above object, the technical solution of the ventilation tank of the utility model preventing return water is: the ventilation of preventing return water
Tank, including tank body, tank body lower part are equipped with discharge outlet, are connected with drain valve in discharge outlet, on tank body in discharge outlet above equipped with into
Port, top of the tank are equipped with the gas outlet being connected to the pump-line, are placed in the tank body high in tank interior water
Degree floats the floating ball for blocking the gas outlet when reaching setting position.
The beneficial effects of the utility model are: floating ball blocks gas outlet under the buoyancy of liquid water in tank body, make to take
The liquid water at gas end will not enter in pump-line, to avoid pump-line that liquid water is pumped into gas chamber, realize ventilation tank
Preventing return water function.
It being further limited as to above-mentioned tank body, the tank body is externally provided with the bypass observation tube vertically extended,
The upper and lower ends correspondence of bypass observation tube is connected to tank inner chamber.Bypass observation tube upper and lower ends are connected with tank inner chamber, side
Just staff observes liquid level in tank body, in order to drain in time.
It is further limited as to above-mentioned bypass observation tube, the bypass observation tube is transparent pipe.Transparent pipe structure
Bypass observation and detection of the observation tube convenient for staff to bypass observation level of the liquid in the tube.
It is further limited as to above-mentioned tank body, the tank base is equipped with vertically extending drainage channel, and draining is logical
The bottom end outlet in road forms the discharge outlet, and tank base is equipped with the upper receiving channel section for accommodating floating ball, tank base pair
Receiving channel section should be gone up and be equipped with the lower cover for being used for block floating ball, lower cover is equipped with and is connected to upper receiving channel section to be formed
State the lower drainage channel section of drainage channel.The discharge outlet of vertically extending drainage channel and bottom end outlet, convenient in drain tank body
Liquid, moreover, setting lower cover and upper receiving channel section, convenient for assembly floating ball.
To achieve the above object, the technical solution of the utility model underground coal mine exhaust pipe system is: underground coal mine is taken out
Air pipe system includes pump-line, ventilation tank is equipped at the gas-taking end of the pump-line, ventilation tank includes tank body, under tank body
Portion is equipped with discharge outlet, and drain valve is connected in discharge outlet, is equipped with air inlet on tank body in discharge outlet above, top of the tank equipped with
The gas outlet of pump-line connection is placed in the tank body and floats when tank interior water height reaches setting position
Block the floating ball of the gas outlet.
The beneficial effects of the utility model are: floating ball blocks gas outlet under the buoyancy of liquid water in tank body, make to take
The liquid water at gas end will not enter in pump-line, to avoid pump-line that liquid water is pumped into gas chamber, realize ventilation tank
Preventing return water function avoids the gas chamber water inlet due to gas analysis instrument and breaks down or damage.
It being further limited as to above-mentioned tank body, the tank body is externally provided with the bypass observation tube vertically extended,
The upper and lower ends correspondence of bypass observation tube is connected to tank inner chamber.Bypass observation tube upper and lower ends are connected with tank inner chamber, side
Just staff observes liquid level in tank body, in order to drain in time.
It is further limited as to above-mentioned bypass observation tube, the bypass observation tube is transparent pipe.Transparent pipe structure
Bypass observation and detection of the observation tube convenient for staff to bypass observation level of the liquid in the tube.
It is further limited as to above-mentioned tank body, the tank base is equipped with vertically extending drainage channel, and draining is logical
The bottom end outlet in road forms the discharge outlet, and tank base is equipped with the upper receiving channel section for accommodating floating ball, tank base pair
Receiving channel section should be gone up and be equipped with the lower cover for being used for block floating ball, lower cover is equipped with and is connected to upper receiving channel section to be formed
State the lower drainage channel section of drainage channel.The discharge outlet of vertically extending drainage channel and bottom end outlet, convenient in drain tank body
Liquid, moreover, setting lower cover and upper receiving channel section, convenient for assembly floating ball.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of ventilation tank in the underground coal mine exhaust pipe system specific embodiment of the utility model；
The structural schematic diagram of ventilation tank when Fig. 2 blocks gas outlet to floating ball to intake in ventilation tank in Fig. 1；
In figure, 1- tank body, 2- air inlet, the gas outlet 3-, 4- floating ball, 5- bypass observation tube, 6- discharge outlet, 7- lower cover,
The upper drainage channel section of 8-, drainage channel section under 9-.
Specific embodiment
The embodiments of the present invention is described further with reference to the accompanying drawing.
The specific embodiment of the underground coal mine exhaust pipe system of the utility model:
Underground coal mine exhaust pipe system, including pump-line (not shown), connection aspiration pump (does not show on pump-line
Out), wherein one end of pump-line is gas-taking end, and the other end connects the gas chamber of gas analysis instrument (not shown), pump-line
Gas is pumped by aspiration pump by gas-taking end the gas chamber of gas analysis instrument, gas analysis instrument analyzes gas,
Ground is reached by result is analyzed by network communication.
As shown in Figure 1 to Figure 2, ventilation tank is equipped at the gas-taking end of pump-line, ventilation tank includes tank body 1, and tank body 1 has
Air inlet 2 and gas outlet 3, tank body 1 is interior to be equipped with the floating ball that gas outlet 3 is blocked when water inlet height reaches certain position in tank body 1
4.When floating ball 4 blocks gas outlet 3, the liquid water of gas-taking end will not enter in pump-line, to avoid pump-line by liquid
State water is pumped into gas chamber, realizes the preventing return water function of ventilation tank, and gas analysis instrument is avoided to break down since gas chamber is intake
Or damage.
In the present embodiment, as shown in Figure 1, tank body 1 is arranged in up and down direction, air inlet is integrally formed on the side wall of tank body 1
Mouthfuls 2, for the air inlet 2 for connect with gas-taking end, the top of tank body 1 offers opening up gas outlet 3, the gas outlet 3 and
1 integrally connected of tank body, and the internal screw thread connecting with pump-line is equipped in 3 end of gas outlet, for making gas outlet 3 pass through pumping
Pipeline is connected to the gas chamber of gas analysis instrument.The gas of underground coal mine carries liquid water and enters in tank body 1 from air inlet 2,
The bypass observation tube 5 vertically extended, the upper and lower ends point of the bypass observation tube 5 are communicated on the side wall outside tank body 1
It is not connected to the bore seal of tank body 1, to facilitate patrol officer to pass through the liquid level in the bypass observation tank body 1 of observation tube 5.
In the present embodiment, bypass observation tube 5 is transparent pipe, the sight convenient for underground patrol officer to liquid level in tank body 1
It examines.In other embodiments, observation tube is bypassed also so that local transparent, the observation convenient for patrol officer to liquid level in tank body；
In other embodiments, when tank body sheet is made as transparent material, bypass observation tube can also be not provided on the outside of tank body, or in tank
Level instruction device is installed on body；In other embodiments, it can also be arranged on tank body saturating convenient for the part of observation liquid level
Bright section, compared with setting bypasses the structure of observation tube on tank body in the present embodiment, bypass observation tube is provided in the present embodiment
Tank structure it is simple, low in cost, be easy to implement the sealing of tank body.
In the present embodiment, it is additionally provided with downward opening discharge outlet 6 as shown in Figure 1, opening in the bottom of tank body 1, the discharge outlet 6
It is connected between tank body 1 by drainage channel, can be realized by drainage channel and tank body 1 is discharged in the liquid water in tank body 1.
Specifically, drainage channel includes the upper drainage channel section 8 with 1 integrally connected of tank body, under upper drainage channel section 8
Side is connected with lower cover 7 by bolt seal, and the bottom end of the lower cover 7 forms discharge outlet 6.Drainage channel further includes being located at lower end
On lid 7 and the lower drainage channel section 9 of connection upper drainage channel section 8 and discharge outlet 6, the outer diameter of lower drainage channel section 9 are less than
The outer diameter of upper drainage channel section 8, the outer diameter ruler of the outer diameter of the floating ball 4 in tank body 1 between upper drainage channel section 8
It is very little between the outer diameter of lower drainage channel section 9, when making in tank body 1 without liquid water, floating ball 4 can just be located at lower end
The upper end of lid 7 makes 7 block floating ball 4 of lower cover, floating ball 4 is avoided to drop out from discharge outlet 6, and it is logical that a part of floating ball 4 is located at upper draining
In road section 8, drainage channel section 8 is made to form the upper receiving channel section for accommodating floating ball 4.Upper drainage channel section in the present embodiment
8 outer diameter is greater than the outer diameter of floating ball 4, it is ensured that floating ball 4 can be packed into tank body 1 from the lower part of tank body 1.
In other embodiments, drainage channel also be may be provided on the side wall of tank base, the opening of discharge outlet towards side, this
The intracorporal liquid water of tank can also be discharged for the drainage channel and discharge outlet of kind of structure setting, with drainage channel upper in the present embodiment and
The structure that discharge outlet is each provided at tank base is compared, and drainage channel and the discharge outlet of tank base are located in the present embodiment convenient for one
The processing of body formed tank body, and convenient for liquid water emptying in tank body.
In the present embodiment, it is additionally provided with manually operable drain valve (not shown) at 6 position of discharge outlet, is convenient for coal mine
Discharge of the lower patrol officer to liquid water in tank body 1.In other embodiments, the also settable electric draining at discharge outlet position
Valve controls the opening and closing of electric draining valve by control device.
In the present embodiment, floating ball 4 is specially hollow steel ball, which meets the liquid water in tank body 1 can will be empty
Heart steel ball floats, and after liquid water is full by the storage of tank body 1, hollow steel ball can be blocked at gas outlet 3, realize hollow steel ball and go out
Excellent sealing between port 3.In other embodiments, floating ball is also possible to solid plastic ball.
Gas analysis instrument is specially to digitize fire monitoring system in the present embodiment, in the digitlization fire monitoring system
Monitoring device with monitoring gas flow, as shown in Fig. 2, floating ball 4, which floats, blocks gas outlet 3 when storing full liquid water in tank body 1
When, gas chamber no longer air inlet, monitoring device judges that beam tube blocks according to the variation of the flow of monitoring, so that aspiration pump is closed, with
Achieve the purpose that protect aspiration pump and digitizes fire monitoring system.And when beam tube blocking, monitoring device can generate one
Alarm signal, notice ground operation maintenance personnel are drained to scene, to maintain equipment.
In other embodiments, when electric draining valve is set at discharge outlet, after monitoring device monitors beam tube blocking, may be used also
Drain valve is closed, is opened after the intracorporal liquid water emptying of tank with the intracorporal liquid water of drain tank with the unlatching by drain valve
Aspiration pump, to realize the normal operation of underground coal mine exhaust pipe system.
In underground coal mine exhaust pipe system work process in the present embodiment, aspiration pump is opened, and passes through gas-taking end and pumping
Feed channel is passed through gas into the gas chamber of digitlization fire monitoring system, and after gas-taking end is fallen, gas-taking end is inevitably
The liquid water of underground coal mine is sucked, liquid water enters ventilation tank with gas, and floating ball 4 rises under the buoyancy of liquid water,
When liquid water is full of tank body 1, floating ball 4 is as the liquid level in tank body 1 rises until blocking gas outlet 3, in gas chamber no longer at this time
Air inlet digitizes the monitoring device of fire monitoring system and issues alarm signal to ground station, and ground station is receiving
After alarm signal, close aspiration pump, manually open drain valve discharge ventilation tank in liquid water, with guarantee pumping process and
Fire monitoring system is digitized to the normal operation of gas detection.
During liquid water enters ventilation tank with gas, underground patrol officer can also be by being located at the side ventilated outside tank
Logical observation tube 5 observes the height of liquid level in tank body 1, and then by manually opened drain valve, the liquid in tank body 1 is discharged in time
Water.
The underground coal mine exhaust pipe system of setting ventilation tank can ensure pumping process and coal mine in the present embodiment
The normal operation of lower pumping pipe-line system can effectively avoid when gas-taking end is fallen in water pump-line for liquid water and be pumped into gas
Room, damage digitlization fire monitoring system, make ventilation tank have the function of preventing return water, it is ensured that take gas and the detection and analysis to gas
It works normally.
The utility model also provides a kind of embodiment of the ventilation tank of preventing return water, the ventilation in the embodiment fill with it is above-mentioned
The specific structure of ventilation tank is identical in underground coal mine exhaust pipe system embodiment, and details are not described herein again.
Claims (8)
1. a kind of ventilation tank of preventing return water, including tank body, it is characterised in that: tank body lower part is equipped with the row for connecting drain valve
The mouth of a river, air inlet is equipped on tank body above discharge outlet, and top of the tank is equipped with the gas outlet for being connected to pump-line, the tank
The floating ball for floating when tank interior water height reaches setting position and blocking the gas outlet is placed in body.
2. the ventilation tank of preventing return water according to claim 1, it is characterised in that: the tank body is externally provided with along the vertical direction
The bypass observation tube of extension, the upper and lower ends correspondence for bypassing observation tube are connected to tank inner chamber.
3. the ventilation tank of preventing return water according to claim 2, it is characterised in that: the bypass observation tube is transparent pipe.
4. the ventilation tank of preventing return water according to claim 1 or 2 or 3, it is characterised in that: the tank base is equipped with perpendicular
To the drainage channel of extension, the bottom end outlet of drainage channel forms the discharge outlet, and tank base is equipped with for accommodating floating ball
Upper receiving channel section, the corresponding upper receiving channel section of tank base are equipped with the lower cover for block floating ball, lower cover be equipped with
Upper receiving channel section is connected to form the lower drainage channel section of the drainage channel.
5. a kind of underground coal mine exhaust pipe system, including pump-line, it is characterised in that: at the gas-taking end of the pump-line
Equipped with ventilation tank, ventilation tank includes tank body, and tank body lower part is equipped with discharge outlet, is connected with drain valve in discharge outlet, in row on tank body
Air inlet is equipped with above the mouth of a river, top of the tank is equipped with the gas outlet being connected to the pump-line, is placed in the tank body
Tank interior water height floats the floating ball for blocking the gas outlet when reaching setting position.
6. underground coal mine exhaust pipe system according to claim 5, it is characterised in that: the tank body is externally provided with vertically
The bypass observation tube that direction extends, the upper and lower ends correspondence for bypassing observation tube are connected to tank inner chamber.
7. underground coal mine exhaust pipe system according to claim 6, it is characterised in that: the bypass observation tube is transparent
Pipe.
8. according to underground coal mine exhaust pipe system described in claim 5 or 6 or 7, it is characterised in that: the tank base is set
There is vertically extending drainage channel, the bottom end outlet of drainage channel forms the discharge outlet, and tank base is equipped with floating for accommodating
The upper receiving channel section of ball, the corresponding upper receiving channel section of tank base are equipped with the lower cover for block floating ball, set on lower cover
Have and is connected to upper receiving channel section to form the lower drainage channel section of the drainage channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822263226.7U CN209558033U (en) | 2018-12-31 | 2018-12-31 | A kind of the ventilation tank and underground coal mine exhaust pipe system of preventing return water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822263226.7U CN209558033U (en) | 2018-12-31 | 2018-12-31 | A kind of the ventilation tank and underground coal mine exhaust pipe system of preventing return water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209558033U true CN209558033U (en) | 2019-10-29 |
Family
ID=68306514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822263226.7U Active CN209558033U (en) | 2018-12-31 | 2018-12-31 | A kind of the ventilation tank and underground coal mine exhaust pipe system of preventing return water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209558033U (en) |
-
2018
- 2018-12-31 CN CN201822263226.7U patent/CN209558033U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106400839B (en) | A kind of natural gas cabin of pipe gallery | |
| CN201297181Y (en) | Water discharge device moved with pipe in coal mine gas extraction pipeline | |
| CN207406377U (en) | A kind of multilevel automatic main drainage system | |
| CN104081107A (en) | Condensate discharge device for compressed gas systems | |
| CN206941708U (en) | A kind of fluid level control device for pumping plant cistern | |
| CN206279554U (en) | A kind of natural gas cabin of pipe gallery | |
| CN208733690U (en) | A kind of discharge structure for refuse landfill control junk-heap body water level | |
| CN208793040U (en) | A kind of distributing low-pressure drainage system suitable for the low-lying point of transit tunnel | |
| CN203008967U (en) | Intelligent discharge device for pipeline ponding | |
| CN209558033U (en) | A kind of the ventilation tank and underground coal mine exhaust pipe system of preventing return water | |
| CN207760875U (en) | A kind of drainage system of pipe gallery | |
| CN107606376B (en) | A kind of aerating pipelines condensed water or water leakage self-draining arrangement | |
| CN203684387U (en) | Special double-water-tank integrated sewage lifting equipment for subway | |
| CN106498962B (en) | Shallow underground water collecting and drainage system and construction method | |
| CN216202560U (en) | Workshop compressed air control alarm system | |
| CN2656639Y (en) | Automatic slag discharge water drain device | |
| CN202900322U (en) | Positive-pressure automatic water discharging device | |
| CN106838623B (en) | Gas drainage system with spring sealed ball | |
| CN206094500U (en) | Air hose drainage device | |
| CN213952461U (en) | Prefabricated pump station | |
| CN107905262A (en) | A kind of drainage system of pipe gallery | |
| KR100518684B1 (en) | Atomatic Sewage Sampling System in Manhole | |
| CN207893428U (en) | A kind of coal gas drainer automatic gas leakage preventing device | |
| CN206398373U (en) | Anti-leakage gas drainage system | |
| CN209604080U (en) | Outdoor mining drainage arrangement |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |