CN210495694U

CN210495694U - Mining dust-containing waste gas collection device

Info

Publication number: CN210495694U
Application number: CN201920457049.8U
Authority: CN
Inventors: 刘丰博
Original assignee: Hunan Tiejun Engineering Construction Co Ltd
Current assignee: Hunan Tiejun Engineering Construction Co Ltd
Priority date: 2019-04-08
Filing date: 2019-04-08
Publication date: 2020-05-12
Anticipated expiration: 2029-04-08

Abstract

The utility model relates to a waste gas collection treatment facility technical field just discloses a mining is with dirty waste gas collection device, including the purifying box, the side of purifying box is equipped with the intake pipe, one side fixedly connected with spring of intake pipe inner chamber. This dirty waste gas collection device is used in mining, the dust in to waste gas is carried out the prefiltration through the filter screen in the intake pipe, the utilization is located the collection mouth of filter screen one side, the dust that drops is filtered on the filter screen is collected, and collect the storage to the dust through opening and close of control solenoid valve, at intervals through starting the air pump, spray compressed air through the injection pipe and clear up the filter screen, avoid it to take place to block up, cup joint the filter screen in the intake pipe through the spring activity, make the filter screen in the use, the air current that the waste gas that gets into through the intake pipe formed produces the micro-vibration, thereby carry out automatic clearance to the filtration pore of filter screen, avoid the dust to block up the filtration pore.

Description

Mining dust-containing waste gas collection device

Technical Field

The utility model relates to a waste gas collection treatment facility technical field specifically is a mining is with dirty waste gas collection device.

Background

The mine waste gas pollution refers to pollution caused by waste gas in the mining process of mines, and the mine waste gas comprises blasting smoke and dust generated by rock blasting, gas generated by oxidation, spontaneous combustion and hydrolysis of sulfide ore, harmful gas converted in the disintegration process of radioactive elements in uranium-containing ore deposit and the like.

However, in the process of collecting and processing the waste gas, the existing dust-containing waste gas collecting device for mining cannot detect the waste gas after dust removal and purification, so that whether the content of harmful gases such as fluoride and sulfur dioxide in the purified waste gas or dust meets the discharge standard cannot be judged, and meanwhile, the waste gas which is not purified completely cannot be filtered and purified in a circulating manner.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a mining is with dirty waste gas collection device possesses the advantage that dust removal purification is effectual, has solved the in-process that current mining is with dirty waste gas collection device and is collecting the processing to waste gas, can't detect the waste gas after dust removal and purification, consequently can't judge whether harmful gas such as fluoride and sulfur dioxide in the waste gas after the purification or dust content satisfy emission standard, also can't carry out the problem of endless filtration purification to purifying incomplete waste gas simultaneously.

The utility model provides a following technical scheme: a dust-containing waste gas collecting device for mining comprises a purifying box, wherein an air inlet pipe is arranged on the side surface of the purifying box, a spring is fixedly connected to one side of an inner cavity of the air inlet pipe, a filter screen is fixedly connected to one end of the spring, a collecting port located on one side of the filter screen is formed in the bottom of the inner cavity of the air inlet pipe, a collecting pipe is fixedly sleeved at the bottom of the collecting port, a solenoid valve is fixedly sleeved on the collecting pipe, the collecting box is fixedly sleeved at the bottom of the collecting pipe, an air pump is arranged at the top of the air inlet pipe, a gas pipe is fixedly sleeved at the air outlet of the air pump, an injection pipe is fixedly sleeved at one end of the gas pipe, a dust removing chamber is arranged on one side of the inner cavity of the purifying box, a connecting frame is fixedly connected to the top of the inner cavity of the, the fixed cover in one end of first return air device has connect the clean room that is located the purifying box inside, the top of clean room inner chamber is equipped with second spray set, and the fixed cover in side of clean room is equipped with second return air device.

Preferably, the middle part of the inner cavity of the first spraying device is provided with a connecting pipe, the bottom of the first spraying device is fixedly sleeved with an atomizing nozzle, the top of the first spraying device is fixedly sleeved with a liquid inlet pipe, the top of the connecting pipe is fixedly sleeved with one end of the liquid inlet pipe, and the bottom of the connecting pipe is fixedly sleeved with the top of the atomizing nozzle.

Preferably, the fixed mount that is equipped with of one side of second air return device inner chamber, the middle part fixed mounting of mount has the motor, the fixed pivot that is equipped with of cover on the output shaft of motor, the fixed rim plate that is equipped with of one end of pivot, be equipped with the flabellum on the rim plate, fixed mounting has the gas concentration detection device who is located flabellum one side on the second air return device inner wall.

Preferably, the filter screen is movably sleeved with the air inlet pipe through a spring, and the filter screen is positioned on one side of the injection pipe.

Preferably, the injection pipe is L-shaped, and the injection pipe is located inside the air inlet pipe and is fixedly sleeved with the air inlet pipe.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this mining is with dirty waste gas collection device, the dust content and the harmful gas's in the gas concentration detection device detection waste gas through first air return device and second air return device content, when exhaust waste gas dust content is higher in the dust removal chamber, start first air return device, blow back waste gas and carry out the dust removal of circulation in the dust removal chamber, when the waste gas harmful gas concentration in the clean room is higher, start second air return device, blow back waste gas and carry out the purification of circulation in the clean room, and through dust and the harmful gas content in the gas concentration detection device real-time supervision exhaust waste gas, until satisfying emission standard, thereby waste gas dust removal purification's effect has been improved, be favorable to the protection of personnel's health and environment.

2. This dirty waste gas collection device is used in mining, the dust in to waste gas is carried out the prefiltration through the filter screen in the intake pipe, the utilization is located the collection mouth of filter screen one side, the dust that drops is filtered on the filter screen is collected, and collect the storage to the dust through opening and close of control solenoid valve, at intervals through starting the air pump, spray compressed air through the injection pipe and clear up the filter screen, avoid it to take place to block up, cup joint the filter screen in the intake pipe through the spring activity, make the filter screen in the use, the air current that the waste gas that gets into through the intake pipe formed produces the micro-vibration, thereby carry out automatic clearance to the filtration pore of filter screen, avoid the dust to block up the filtration pore.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged view of fig. 1A.

In the figure: 1. a purification box; 2. an air inlet pipe; 3. a spring; 4. a filter screen; 5. a collection port; 6. a collection pipe; 7. an electromagnetic valve; 8. a collection box; 9. an air pump; 10. a gas delivery pipe; 11. an injection pipe; 12. a dust chamber; 13. a connecting frame; 14. a first spraying device; 141. a connecting pipe; 142. an atomizing spray head; 143. a liquid inlet pipe; 15. a first air return device; 16. a clean room; 17. a second spraying device; 18. a second air return device; 181. a fixed mount; 182. a motor; 183. a rotating shaft; 184. a wheel disc; 185. a fan blade; 186. gas concentration detection device.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, a dust-containing waste gas collecting device for mining comprises a purifying box 1, an air inlet pipe 2 is arranged on the side surface of the purifying box 1, a spring 3 is fixedly connected to one side of the inner cavity of the air inlet pipe 2, a filter screen 4 movably sleeved in the air inlet pipe 2 through the spring 3 is used for generating micro-vibration in the air flow formed by waste gas entering through the air inlet pipe 2 when the filter screen 4 is in use, so that the filter holes of the filter screen 4 are automatically cleaned to prevent dust from blocking the filter holes, a filter screen 4 is fixedly connected to one end of the spring 3, the filter screen 4 is movably sleeved with the air inlet pipe 2 through the spring 3, the filter screen 4 is positioned on one side of an injection pipe 11, a collecting port 5 positioned on one side of the filter screen 4 is arranged at the bottom of the inner cavity of the air inlet pipe 2, a collecting pipe 6 is fixedly sleeved at the bottom of, the top of the air inlet pipe 2 is provided with an air pump 9, the air outlet of the air pump 9 is fixedly sleeved with an air delivery pipe 10, one end of the air delivery pipe 10 is fixedly sleeved with an injection pipe 11, the injection pipe 11 is L-shaped, the injection pipe 11 is positioned inside the air inlet pipe 2 and is fixedly sleeved with the air inlet pipe 2, the air pump 9 is started at intervals, the filter screen 4 is cleaned by injecting compressed air through the injection pipe 11, on one hand, filtered dust on the filter screen 4 is cleaned, on the other hand, the filter holes of the filter screen 4 are prevented from being blocked, one side of the inner cavity of the purifying box 1 is provided with a dust removing chamber 12, the top of the inner cavity of the dust removing chamber 12 is fixedly connected with a connecting frame 13, the bottom of the connecting frame 13 is fixedly connected with a first spraying device 14, the middle part of the inner cavity of the first spraying device 14 is provided with a connecting pipe 141, the bottom of the first, the liquid inlet pipe 143 of the first spraying device 14 is fixedly sleeved with the water storage tank, water in the water storage tank is extracted by the liquid inlet pipe 143 and is atomized and sprayed out through the atomizing spray head 142, dust in the exhaust gas entering the dust removing chamber 12 is sprayed and settled, the top of the connecting pipe 141 is fixedly sleeved with one end of the liquid inlet pipe 143, the bottom of the connecting pipe 141 is fixedly sleeved with the top of the atomizing spray head 142, the side of the dust removing chamber 12 is fixedly sleeved with the first air return device 15, the first air return device 15 comprises another group of fixing frames 181, a motor 182, a rotating shaft 183, a wheel disc 184, fan blades 185 and a gas concentration detection device 186, so that the dust content in the exhaust gas discharged from the dust removing chamber 12 is monitored in real time by the gas concentration detection device 186 in the first air return device 15, when the dust content of the exhaust gas is high, the motor 182 is started to drive the fan blades 185 to rotate, and the exhaust, one end of the first air return device 15 is fixedly sleeved with a purification chamber 16 positioned in the purification box 1, the top of the inner cavity of the purification chamber 16 is provided with a second spraying device 17, the second spraying device 17 comprises another group of connecting pipes 141, an atomizing nozzle 142 and a liquid inlet pipe 143, and the liquid inlet pipe 143 of the second spraying device 17 is fixedly sleeved with the alkaline liquid tank, so that the atomized alkaline liquid is sprayed by the atomizing nozzle 142 in the second spraying device 17, harmful gases such as fluoride and sulfur dioxide in the waste gas are purified, a second air return device 18 is fixedly sleeved on the side face of the purifying chamber 16, a fixing frame 181 is fixedly sleeved on one side of an inner cavity of the second air return device 18, a motor 182 is fixedly installed in the middle of the fixing frame 181, a rotating shaft 183 is fixedly sleeved on an output shaft of the motor 182, a wheel disc 184 is fixedly sleeved on one end of the rotating shaft 183, fan blades 185 are arranged on the wheel disc 184, and a gas concentration detection device 186 located on one side of the fan blades 185 is fixedly installed on the inner wall of the second air return device 18.

The working principle is as follows: firstly, the waste gas enters through the air inlet pipe 2, the dust in the waste gas is primarily filtered by the filter screen 4, the filtered waste gas enters into the dust removing chamber 12, the liquid inlet pipe 143 on the first spraying device 14 is used for extracting water, the atomized water is sprayed by the atomizing nozzle 142 for settling the dust in the waste gas, the dust-removed waste gas enters into the first air returning device 15, the gas concentration detection device 186 in the first air returning device 15 is used for monitoring the dust content of the waste gas in real time, then the dust-removed waste gas enters into the purifying chamber 16, the liquid inlet pipe 143 on the second spraying device 17 in the purifying chamber 16 is used for extracting alkali liquid, the alkali liquid is atomized and sprayed out through the atomizing nozzle 142, the harmful gas in the waste gas is purified, the purified waste gas enters into the second air returning device 18, the content of the harmful gas in the waste gas is monitored in real time by the gas concentration detection device 186 in the second air returning device 18, when the content of harmful gas in the exhaust gas is high, the starting motor 182 drives the wheel disc 184 on the rotating shaft 183 to rotate, so as to drive the fan blades 185 to rotate, and the exhaust gas is blown back into the purifying chamber 16 for cyclic purification, and finally, in the process, when the gas concentration detection device 186 in the first air return device 15 monitors that the dust content in the exhaust gas is high, the motor 182 in the first air return device 15 is started according to the above procedure, and the dust-containing exhaust gas is blown back into the dust removing chamber 12 by the fan blades 185 for cyclic dust removal.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a mining is with dirty waste gas collection device, includes purifying box (1), its characterized in that: the side of purifying box (1) is equipped with intake pipe (2), one side fixedly connected with spring (3) of intake pipe (2) inner chamber, the one end fixedly connected with filter screen (4) of spring (3), the collection mouth (5) that is located filter screen (4) one side is seted up to the bottom of intake pipe (2) inner chamber, the fixed cover in bottom of collecting mouth (5) is equipped with collecting pipe (6), the fixed cover is equipped with solenoid valve (7) on collecting pipe (6), and the fixed collecting box (8) that has cup jointed in bottom of collecting pipe (6), the top of intake pipe (2) is equipped with air pump (9), the fixed cover in gas outlet department of air pump (9) is equipped with gas-supply pipe (10), the fixed cover in one end of gas-supply pipe (10) is equipped with injection pipe (11), one side of purifying box (1) inner chamber is equipped with clean room (12), the top fixedly connected with link (13), the bottom fixedly connected with first spray set (14) of link (13), the fixed cover in side of clean room (12) is equipped with first air return device (15), the fixed cover in one end of first air return device (15) has been connected and has been located purifying chamber (16) of purifying box (1) inside, the top of purifying chamber (16) inner chamber is equipped with second spray set (17), and the fixed cover in side of purifying chamber (16) is equipped with second air return device (18).

2. A mining dust-laden exhaust gas collection apparatus as claimed in claim 1, wherein: the middle part of first spray set (14) inner chamber is equipped with connecting pipe (141), the bottom of first spray set (14) is fixed to be cup jointed atomizer (142), and the fixed feed liquor pipe (143) that has cup jointed in top of first spray set (14), the top of connecting pipe (141) is fixed with the one end of feed liquor pipe (143) and is cup jointed, and the bottom of connecting pipe (141) is fixed with the top of atomizer (142) and is cup jointed.

3. A mining dust-laden exhaust gas collection apparatus as claimed in claim 1, wherein: the fixed cover in one side of second air return device (18) inner chamber is equipped with mount (181), the middle part fixed mounting of mount (181) has motor (182), fixed cover is equipped with pivot (183) on the output shaft of motor (182), the fixed cover of one end of pivot (183) is equipped with rim plate (184), be equipped with flabellum (185) on rim plate (184), fixed mounting has gas concentration detection device (186) that are located flabellum (185) one side on second air return device (18) inner wall.

4. A mining dust-laden exhaust gas collection apparatus as claimed in claim 1, wherein: the filter screen (4) is movably sleeved with the air inlet pipe (2) through the spring (3), and the filter screen (4) is positioned on one side of the injection pipe (11).

5. A mining dust-laden exhaust gas collection apparatus as claimed in claim 1, wherein: the injection pipe (11) is L-shaped, and the injection pipe (11) is located in the air inlet pipe (2) and fixedly sleeved with the air inlet pipe (2).