CN212492155U - Coal mine operation ventilation unit - Google Patents

Abstract

The utility model discloses a colliery operation ventilation unit, including top soil layer, blast pipe one, intake pipe, air exhauster one, blast pipe two, blast pipe three, air exhauster two, air-blower one, wind-guiding funnel and humidification device, one side that humidification device is close to blast pipe two is equipped with evenly distributed's shower nozzle, the spout position of shower nozzle extends to inside the blast pipe, it has the miscellaneous dirt calandria to peg graft in the position that blast pipe two is located directly under the blast pipe one, two lower extremes of blast pipe are equipped with the miscellaneous dirt passageway, the miscellaneous dirt passageway extends to the top soil layer outside, miscellaneous dirt calandria lower extreme extends to inside the miscellaneous dirt passageway, be equipped with the guide rail on the inside bottom surface of miscellaneous dirt passageway, be equipped with the dust removal car that the cooperation miscellaneous dirt cala. Compared with the prior art, the utility model the advantage lie in: the exhaust fan is not easy to damage, and the filter screen cannot be blocked.

Description

Coal mine operation ventilation unit

Technical Field

The utility model relates to a coal mining technical field specifically indicates a colliery operation ventilation unit.

Background

Coal, called coal for short, is ancient plant remains, is buried under the stratum, and under the action of the pressure and temperature condition of air isolated by the crust, carbonized fossil minerals are produced, mainly mined by human beings and used as fuel, and the coal is used for modern industries, both heavy industry and light industry; the coal plays an important role in energy industry, metallurgical industry, chemical industry, mechanical industry, light textile industry, food industry and transportation industry, and various industrial departments consume a certain amount of coal to a certain extent, so the coal is called as real grain of the industry. The mining of coal mine has very big danger, and the mine opening is filled with various flammable and explosive articles such as gas, has very high danger, consequently needs to use colliery operation ventilation unit in the mining of coal mine, guarantees the inside circulation of air in mine opening, reduces gas concentration simultaneously. In prior art's colliery operation ventilation unit blew clean air into the mine hole, realize the ventilation with the hazardous gas discharge mine hole in the mine hole, but because the inside smoke and dust problem in mine hole when using the air exhauster, lead to the air exhauster very easy just to go wrong and damage, normal construction is influenced to serious like this to the filter screen that uses blocks up the problem easily, leads to inside air can't get rid of, causes inside gas concentration to rise rapidly, seriously endangers workman's life safety.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome above-mentioned problem, provide a colliery operation ventilation unit that the air exhauster is not fragile, the filter screen can not block up.

In order to solve the technical problem, the utility model provides a technical scheme does: a ventilation device for coal mine operation comprises a top soil layer, wherein a first exhaust pipe is inserted into one side of the inside of the top soil layer, the lower end of the exhaust pipe extends into the top soil layer, an air inlet pipe is arranged at the other side of the inside of the top soil layer, the lower end of the air inlet pipe penetrates through the top soil layer and extends to the lower end of the top soil layer, a first exhaust fan is arranged at the lower end of the inside of the first exhaust pipe, a second exhaust pipe communicated with the first exhaust pipe in the transverse direction is arranged at the lower end of the first exhaust pipe, a sealing structure is arranged at one end, away from the air inlet pipe, of the second exhaust pipe, a third exhaust pipe communicated with the second exhaust pipe in the vertical direction is arranged at the other end of the second exhaust pipe, the lower end of the third exhaust pipe extends to the lower part of the, the dust removal device is characterized in that the air guide funnel is communicated with one another through an air guide pipe, one side, located in a sealing structure of the exhaust pipe II, of the top soil layer is provided with a humidifying device, one side, close to the exhaust pipe II, of the humidifying device is provided with uniformly distributed spray heads, the spray nozzle position of each spray head extends into the exhaust pipe II, a dust exhaust pipe is inserted into a position, located right below the exhaust pipe I, of the exhaust pipe II, the lower end of each exhaust pipe II is provided with a dust channel, the dust channel extends to the outside of the top soil layer, the lower end of each dust exhaust pipe extends into the dust channel, a guide rail is arranged on the bottom surface of the inside of the.

Compared with the prior art, the utility model the advantage lie in: compared with the prior art, the utility model discloses a combination of air exhauster and air-blower lets the exhaust air blow the filter screen, avoids the deposition to block up on the filter screen to rely on the water smoke that humidification device produced, combine with the dust granule in the air, increase the weight of its own, let inside its slow sediment enters into miscellaneous dirt calandria, avoid blockking up the dust filter screen, inside the dust granule can not enter into the air exhauster, increased the life of air exhauster.

As an improvement, a first dust filter screen is arranged at the position, located below the second exhaust fan, of the upper end of the interior of the third exhaust pipe, and a second dust filter screen is arranged at the position, located below the first exhaust fan, of the interior of the first exhaust pipe. The first dust filter screen and the second dust filter screen can block dust, and the dust is prevented from directly entering the exhaust fan to cause damage to the exhaust fan.

As an improvement, the upper end of the air inlet pipe extends to the position above the top soil layer and is provided with a second air blower. The second blower is used for introducing clean air into the mine hole.

As an improvement, the other end of the humidifying device, which is provided with the spray nozzle, is provided with a water tank communicated with the humidifying device, the upper end of the water tank is spliced with a water guide pipe communicated with the interior of the water tank, and the upper end of the water guide pipe extends to the upper end outside the top soil layer. The water tank is used for providing water support for the humidifying device, and the water guide pipe can be used for conveniently adding water into the water tank after the water in the water tank is consumed.

As an improvement, an electric telescopic rod is arranged at a position, between the first exhaust pipe and the third exhaust pipe, of the top surface inside the second exhaust pipe, the telescopic end of the electric telescopic rod faces the first exhaust pipe, and a dust brush is arranged at the telescopic end of the electric telescopic rod. The electric telescopic rod can drive the dust brush to move and brush the dust filter screen II, so that a small part of the dust plain dust filter screen II is avoided.

As an improvement, the power of the first blower is larger than that of the second blower. The power of the first air blower is larger than that of the second air blower, so that the first air blower can blow air in the mine cavity into the second exhaust pipe, the air is convenient to carry out subsequent processing, and the normal work of the second air blower cannot be influenced.

Drawings

Fig. 1 is a schematic structural view of the ventilation device for coal mine operation of the present invention.

As shown in figure 1: 1-top soil layer; 2, exhausting the first pipe; 3, an air inlet pipe; 4-a first exhaust fan; 5, exhausting a second pipe; 6, exhausting a third pipe; 7-a second exhaust fan; 8, a first blower; 9-a wind guide funnel; 10-an air duct; 11-a humidifying device; 12-a spray head; 13-dust drain pipes; 14-a dust channel; 15-a guide rail; 16-a dust removal vehicle; 17-dust strainer one; 18-dust filter screen two; 19-a second blower; 20-a water tank; 21-a water conduit; 22-an electric telescopic rod; 23-dust brush.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

With reference to the attached drawing 1, the coal mine operation ventilation device comprises a top soil layer 1, wherein a first exhaust pipe 2 is inserted into one side inside the top soil layer 1, the lower end of the first exhaust pipe 2 extends into the top soil layer 1, an air inlet pipe 3 is arranged on the other side, located at the first exhaust pipe 2, inside the top soil layer 1, the lower end of the air inlet pipe 3 penetrates through the top soil layer 1 and extends to the lower end of the top soil layer, a first exhaust fan 4 is arranged at the lower end inside the first exhaust pipe 2, a second exhaust pipe 5 communicated with the first exhaust pipe 2 in a transverse direction is arranged at the lower end of the first exhaust pipe 2, a sealing structure is arranged at one end, far away from the air inlet pipe 3, of the second exhaust pipe 5, a third exhaust pipe 6 communicated with the second exhaust pipe 5 in a vertical direction is arranged at the other end of the second exhaust pipe, the other ends of the exhaust fan II 7 and the blower I8 communicated with the exhaust pipe III 6 are respectively provided with an air guide funnel 9, the air guide funnels 9 are communicated through an air guide pipe 10, a humidifying device 11 is arranged on one side of the sealing structure of the exhaust pipe II 5 in the top soil layer 1, one side of the humidifying device 11 close to the second exhaust pipe 5 is provided with uniformly distributed spray heads 12, the nozzle positions of the spray heads 12 extend into the second exhaust pipe 5, a dust exhaust pipe 13 is inserted in the position of the exhaust pipe II 5 right below the exhaust pipe I2, the lower end of the second exhaust pipe 5 is provided with a dust channel 14, the dust channel 14 extends to the outside of the top soil layer 1, the lower end of the dust exhaust pipe 13 extends into the dust channel 14, a guide rail 15 is arranged on the bottom surface inside the dust channel 14, and a dust removing vehicle 16 matched with the dust exhaust pipe 13 is arranged on the guide rail 15.

And a first dust filter screen 17 is arranged at the position, below the second exhaust fan 7, of the upper end in the third exhaust pipe 6, and a second dust filter screen 18 is arranged at the position, below the first exhaust fan 4, in the first exhaust pipe 2.

The upper end of the air inlet pipe 3 extends to the position above the top soil layer 1 and is provided with a second air blower 19.

The other end of the humidifying device 11, which is provided with the spray head 12, is provided with a water tank 20 communicated with the water tank, the upper end of the water tank 20 is spliced with a water guide pipe 21 communicated with the inside of the water tank, and the upper end of the water guide pipe 21 extends to the upper end of the outside of the top soil layer 1.

The position that the inside top surface of blast pipe two 5 is located between blast pipe one 2 and the blast pipe three 6 is equipped with electric telescopic handle 22, electric telescopic handle 22's flexible end is towards blast pipe one 2, electric telescopic handle 22's flexible end is equipped with dust brush 23.

The power of the first blower 8 is greater than that of the second blower 7.

The utility model discloses when concrete implementation, the utility model discloses an each device starts the back, two 7 inside air of extraction mine hole of air exhauster then block the dust through dust filter screen 17, air-blower 8 blows in the dust inside two 5 blast pipes, the air passes through inside duct 10 circulation finally enters into two 5 exhaust pipes with the help of air-blower 8, the air is finally discharged the mine hole outside through one 4 extraction of air exhauster, then the dust receives dust filter screen two 18 and blocks, through combining by 12 spun water smoke of shower nozzle, it is inside finally depositing the next right dust car 16 of income to have increased the weight of itself, then with the help of dust car 16 discharge mine hole, two 19 air-blowers that start-up can enter into the mine hole with the help of intake pipe 3 with the clean air, form the circulation of the inside air of mine hole.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims (6)

1. The utility model provides a colliery operation ventilation unit, includes top soil layer (1), it has blast pipe (2) to peg graft in inside one side of top soil layer (1), inside blast pipe (2) lower extreme extends to top soil layer (1), the inside opposite side that is located blast pipe (2) of top soil layer (1) is equipped with intake pipe (3), intake pipe (3) lower extreme passes top soil layer (1) and extends to its lower extreme, its characterized in that: the lower end in the exhaust pipe I (2) is provided with an exhaust fan I (4), the lower end of the exhaust pipe I (2) is provided with an exhaust pipe II (5) communicated with the exhaust pipe I in the transverse direction, one end, far away from the air inlet pipe (3), of the exhaust pipe II (5) is of a sealing structure, the other end of the exhaust pipe II (5) is provided with an exhaust pipe III (6) communicated with the exhaust pipe II in the vertical direction, the lower end of the exhaust pipe III (6) extends to the lower part of a top soil layer (1), the upper end of the exhaust pipe III (6) and the upper end of one side, far away from the exhaust pipe II (5), of the exhaust pipe II (7) are respectively provided with an exhaust fan II (7) and a blower fan I (8), the other ends, communicated with the exhaust pipe III (6), of the exhaust fan II (7) and the blower fan I (8) are respectively provided with an air guide funnel (9, one side that humidification device (11) is close to two (5) blast pipes is equipped with evenly distributed's shower nozzle (12), the spout position of shower nozzle (12) extends to inside two (5) blast pipes, two (5) blast pipes are located and peg graft in the position under blast pipe (2) and have dust calandria (13), two (5) lower extremes of blast pipe are equipped with dust passageway (14), dust passageway (14) extend to top soil layer (1) outside, dust calandria (13) lower extreme extends to inside dust passageway (14), be equipped with guide rail (15) on the inside bottom surface of dust passageway (14), be equipped with dust removal car (16) that cooperation dust calandria (13) used on guide rail (15).

2. A coal mine operation ventilation unit according to claim 1, wherein: and a first dust filter screen (17) is arranged at the position, below the second exhaust fan (7), of the upper end in the third exhaust pipe (6), and a second dust filter screen (18) is arranged at the position, below the first exhaust fan (4), in the first exhaust pipe (2).

3. A coal mine operation ventilation unit according to claim 1, wherein: the upper end of the air inlet pipe (3) extends to the upper part of the top soil layer (1) and is provided with a second air blower (19).

4. A coal mine operation ventilation unit according to claim 1, wherein: the other end of the humidifying device (11) provided with the spray head (12) is provided with a water tank (20) communicated with the humidifying device, the upper end of the water tank (20) is spliced with a water guide pipe (21) communicated with the interior of the water tank, and the upper end of the water guide pipe (21) extends to the upper end of the outside of the top soil layer (1).

5. A coal mine operation ventilation unit according to claim 1, wherein: the position that the inside top surface of blast pipe two (5) is located between blast pipe one (2) and blast pipe three (6) is equipped with electric telescopic handle (22), the flexible end of electric telescopic handle (22) is towards blast pipe one (2), the flexible end of electric telescopic handle (22) is equipped with dust brush (23).

6. A coal mine operation ventilation unit according to claim 1, wherein: the power of the first blower (8) is greater than that of the second exhaust fan (7).

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