CN212250106U

CN212250106U - Ventilation device for preventing coal mine gas from exceeding limit

Info

Publication number: CN212250106U
Application number: CN202020792235.XU
Authority: CN
Inventors: 赵健春; 卢韶帅; 郭宁远; 郭晋鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-13
Filing date: 2020-05-13
Publication date: 2020-12-29
Anticipated expiration: 2030-05-13

Abstract

The utility model belongs to the technical field of colliery gas, especially, be a ventilation unit who prevents colliery gas transfinite, including the storage water tank, storage water tank up end fixedly connected with rose box, the rose box is through first communicating pipe and storage water tank intercommunication, the slope is equipped with two filter screens in the rose box, two the filter screen all with the sealed fixed connection of inner wall of rose box, the left side of rose box is equipped with the bin, and the up end fixed connection of bin and storage water tank, all be equipped with the discharge port that corresponds with the filter screen position on the lateral wall of bin and rose box, and fixed mounting has the delivery pipe in the discharge port, the upside fixedly connected with ventilation box of rose box. The utility model discloses a draw piece, filter, atomizer, filter screen and air exhauster can carry out effective filtration to the dust in the gas, avoids causing the pollution to the air, can carry out cyclic utilization to water, is favorable to energy-concerving and environment-protective, can carry out quick ventilation to the gas and handle.

Description

Ventilation device for preventing coal mine gas from exceeding limit

Technical Field

The utility model relates to a colliery gas technical field specifically is a ventilation unit who prevents colliery gas transfinite.

Background

The gas is harmful gas mainly comprising methane in a mine, sometimes independently methane, and is formed by decomposing cellulose and organic matters under the action of anaerobic bacteria in the early stage of coal accumulation of ancient plants. Gas is a colorless, odorless gas, but sometimes can smell an apple-like aroma.

The colliery can produce many gas at the in-process of coal mining, when gas reaches certain concentration, can lead to borehole operation personnel to suffocate, and the easy explosion that takes place, there is serious potential safety hazard, adopt ventilation unit to discharge the gas usually, but ventilation unit among the prior art directly outwards discharges the gas, contain more dust in the gas, directly discharge easy contaminated air, and inconvenient dismantling the filter among the prior art, use the function that reduces the filter for a long time, it is more to discharge the in-process water source of removing dust among the prior art simultaneously to the gas, and inconvenient cyclic utilization, be unfavorable for energy-concerving and environment-protective.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a prevent ventilation unit of colliery gas transfinite has solved the inconvenient dust to discharging in the gas of ventilation unit who prevents colliery gas transfinite among the prior art and has effectively filtered, and the inconvenient dismantlement of filter among the prior art, is unfavorable for energy-concerving and environment-protective problem simultaneously.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a ventilation device for preventing coal mine gas from exceeding the limit comprises a water storage tank, wherein a filter box is fixedly connected to the upper end face of the water storage tank and is communicated with the water storage tank through a first communicating pipe, two filter screens are obliquely arranged in the filter box and are fixedly connected with the inner wall of the filter box in a sealing manner, a storage box is arranged on the left side of the filter box and is fixedly connected with the upper end face of the water storage tank, discharge ports corresponding to the positions of the filter screens are respectively arranged on the side walls of the storage box and the filter box, discharge pipes are fixedly arranged in the discharge ports, a ventilation box is fixedly connected to the upper side of the filter box, a flow distribution plate is arranged at the top end of an inner cavity of the ventilation box and is fixedly connected with the inner top wall of the ventilation box through fixing columns, four atomizing nozzles are fixedly connected to the lower end face of the flow distribution plate, and, one side of the water storage tank is provided with a water pump which is communicated with the water storage tank through a first water delivery pipe, the other end of the water pump is fixedly connected with a second water delivery pipe, one end of the second water delivery pipe, which is far away from the water pump, penetrates through the ventilation box and is fixedly connected with the flow distribution plate, the upper end surface of the ventilation box is provided with two strip-shaped openings, a filter plate is matched and arranged in each of the two strip-shaped openings, the top ends of the filter plates are fixedly connected with pull blocks, both sides of the top ends of the filter plates are fixedly connected with sealing gaskets, the left side of the upper end surface of the ventilation box is fixedly provided with an air exhauster, one end of the air exhauster is fixedly connected with a first air pipe, one end of the first air pipe, which is far away from the air exhauster, is fixedly connected with an air exhaust block, the right-hand member of ventilation case is equipped with the gas vent, and fixedly connected with blast pipe in the gas vent.

As an optimized technical scheme of the utility model, fixed mounting has the air discharge fan in the blast pipe, the shape of blast pipe is cylindric.

As a preferred technical scheme of the utility model, the filter downside is equipped with the fixture block, the lower terminal surface of fixture block and the interior diapire fixed connection of ventilation case.

As a preferred technical scheme of the utility model, storage water tank right side wall top fixedly connected with filler, bin left side wall bottom fixedly connected with blow-off valve.

As an optimized technical scheme of the utility model, the lateral wall is equipped with first transparent window before the storage water tank, the preceding lateral wall of bin is equipped with the second transparent window.

As a preferred technical scheme of the utility model, fixedly connected with check valve on the second raceway.

(III) advantageous effects

Compared with the prior art, the utility model provides a prevent ventilation unit of colliery gas transfinite possesses following beneficial effect:

1. this prevent ventilation unit of colliery gas transfinite through filter and atomizer, can carry out dual dust removal to the gas of ventilation processing, contains the dust in the gas of avoiding discharging, avoids causing the pollution to the air, and the filter can advance to dismantle simultaneously, makes things convenient for operating personnel to clean the filter, improves ventilation unit's work efficiency, and the practicality is better.

2. This prevent ventilation unit of colliery gas transfinite through filter screen and bin, can carry out filtration cycle to the water that removes dust and use, avoids the waste of water resource, is favorable to energy-concerving and environment-protective, can discharge gas fast through the air exhauster again, reduces the concentration of gas rapidly, is favorable to ensureing borehole operation personnel's life safety.

Drawings

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

FIG. 2 is a schematic view of the connection structure of the filter plate and the pull block of the present invention;

fig. 3 is a side view of the exhaust pipe of the present invention;

fig. 4 is the external structure schematic diagram of the water storage tank, the filter box and the storage box of the present invention.

In the figure: 1. a water storage tank; 2. a filter box; 3. a first communication pipe; 4. a filter screen; 5. a storage tank; 6. a discharge pipe; 7. a ventilation box; 8. a flow distribution plate; 9. fixing a column; 10. an atomizing spray head; 11. a second communicating pipe; 12. a water pump; 13. a first water delivery pipe; 14. a second water delivery pipe; 15. a clamping block; 16. a filter plate; 17. pulling the block; 18. a gasket; 19. an exhaust pipe; 20. an exhaust fan; 21. a first air pipe; 22. an air pumping block; 23. connecting columns; 24. a second air pipe; 25. a water filling port; 26. a discharge valve; 27. a one-way valve; 28. an exhaust fan; 29. a first transparent window; 30. a second transparent window.

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.

Examples

Referring to fig. 1-4, the present invention provides the following technical solutions: a ventilation device for preventing coal mine gas from exceeding limit comprises a water storage tank 1, wherein a filter box 2 is fixedly connected to the upper end face of the water storage tank 1, the filter box 2 is communicated with the water storage tank 1 through a first communicating pipe 3, two filter screens 4 are obliquely arranged in the filter box 2, the two filter screens 4 are fixedly connected with the inner wall of the filter box 2 in a sealing manner, a storage box 5 is arranged on the left side of the filter box 2, the storage box 5 is fixedly connected with the upper end face of the water storage tank 1, discharge ports corresponding to the filter screens 4 are respectively arranged on the side walls of the storage box 5 and the filter box 2, a discharge pipe 6 is fixedly arranged in each discharge port, a ventilation box 7 is fixedly connected to the upper side of the filter box 2, a flow distribution plate 8 is arranged at the top end of an inner cavity of the ventilation box 7, the flow distribution plate 8 is fixedly connected with the inner top wall of the ventilation box 7 through a fixing column 9, four, one side of the water storage tank 1 is provided with a water pump 12, the water pump 12 is communicated with the water storage tank 1 through a first water delivery pipe 13, the other end of the water pump 12 is fixedly connected with a second water delivery pipe 14, one end of the second water delivery pipe 14 far away from the water pump 12 penetrates through the ventilation box 7 and is fixedly connected with the flow distribution plate 8, the upper end surface of the ventilation box 7 is provided with two strip-shaped openings, a filter plate 16 is arranged in each strip-shaped opening in a matching manner, the top end of the filter plate 16 is fixedly connected with a pull block 17, both sides of the top end of the filter plate 16 are fixedly connected with sealing gaskets 18, the left side of the upper end surface of the ventilation box 7 is fixedly provided with an exhaust fan 20, one end of the exhaust fan 20 is fixedly connected with a first air pipe 21, one end of the first air pipe 21 far away from the exhaust fan 20 is fixedly connected with an exhaust block 22, the exhaust block, the right end of the ventilation box 7 is provided with an exhaust port, and an exhaust pipe 19 is fixedly connected in the exhaust port.

In the embodiment, the filter screen 4 can filter the water mist combined with dust in gas, so that water can be recycled, waste of water resources is avoided, energy conservation and environmental protection are facilitated, the storage box 5 can store objects combined with dust and water in gas, the discharge pipe 6 enables the combination of dust and water mist which cannot pass through the filter screen 4 to flow to the storage box 5, the ventilation box 7 can ventilate gas, the concentration of gas is reduced, the water pump 12 can convey water in the water storage tank 1 into the flow distribution plate 8 through the first water conveying pipe 13 and the second water conveying pipe 14 and then is sprayed out through the atomizing nozzle 10, so that dust in gas can be removed, the filter plate 16 can filter dust in gas, the pull block 17 can conveniently install and disassemble the filter plate 16, the filter plate 16 is convenient to clean, and the filter plate 16 can keep high-efficiency filtering performance, sealed pad 18 can avoid the dust to get into ventilation case 7 in, avoids influencing the filter effect of filter 16 to can make not containing the dust in the gas that discharges, avoid causing the pollution to the air, air exhauster 20 can make and bleed and produce the negative pressure in the piece 22, thereby can be with gas suction ventilation case 7 in, thereby can ventilate gas.

Specifically, an exhaust fan 28 is fixedly mounted in the exhaust pipe 19, and the exhaust pipe 19 is cylindrical.

In this embodiment, the rotation of the exhaust fan 28 can accelerate the flow of the gas in the ventilation box 7, thereby effectively avoiding the gas overrun and significantly improving the ventilation performance.

Specifically, a clamping block 15 is arranged on the lower side of the filter plate 16, and the lower end face of the clamping block 15 is fixedly connected with the inner bottom wall of the ventilation box 7.

In this embodiment, fixture block 15 can improve the stability of filter 16, can also carry on spacingly to filter 16 simultaneously, can make filter 16 carry out stable work to do not contain the dust in the gas that can discharge, avoid the pollution to the air.

Specifically, the top end of the right side wall of the water storage tank 1 is fixedly connected with a water filling opening 25, and the bottom end of the left side wall of the storage tank 5 is fixedly connected with a discharge valve 26.

In this embodiment, the water inlet 25 facilitates the user to add water into the water storage tank 1, and the discharge valve 26 facilitates the user to discharge the waste in the storage tank 5.

Specifically, a first transparent window 29 is arranged on the front side wall of the water storage tank 1, and a second transparent window 30 is arranged on the front side wall of the storage tank 5.

In this embodiment, first transparent window 29 makes things convenient for the user of service to survey the water yield in the storage water tank 1 to user of service in time adds water to storage water tank 1, and second transparent window 30 makes things convenient for user of service to survey the volume of waste material in the bin 5, makes things convenient for operating personnel in time with the waste material discharge.

Specifically, the second water pipe 14 is fixedly connected with a check valve 27.

In this embodiment, check valve 27 makes things convenient for operating personnel to use, sets up simply, and the practicality is stronger.

The utility model discloses a theory of operation and use flow: at first start air exhauster 20, air exhauster 20 makes and produces the negative pressure in the piece 22 of taking out air, thereby extract gas, carry the ventilation box 7 with the gas of extraction in, gas firstly filters once through left filter 16 then flows to flow distribution plate 8 downside, water pump 12 carries the flow distribution plate 8 with the water in the storage water tank 1 through first raceway 13 and second raceway 14 in simultaneously, spout through atomizer 10 again, water smoke can combine with the dust in the gas, flow to in filter box 2 through second communicating pipe 11, filter screen 4 will filter the combination of dust and water smoke, the rivers of filtering are to in the storage water tank 1, the filterable object flow of filter screen 4 stores in the storage box 5, start air discharge fan 28 simultaneously, make and accelerate the outflow of gas, high-efficient ventilation operation is carried out to gas.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a prevent ventilation unit of colliery gas transfinite, includes storage water tank (1), its characterized in that: the water storage tank is characterized in that a filter tank (2) is fixedly connected to the upper end face of the water storage tank (1), the filter tank (2) is communicated with the water storage tank (1) through a first communicating pipe (3), two filter screens (4) are obliquely arranged in the filter tank (2), the two filter screens (4) are fixedly connected with the inner wall of the filter tank (2) in a sealing manner, a storage tank (5) is arranged on the left side of the filter tank (2), the storage tank (5) is fixedly connected with the upper end face of the water storage tank (1), discharge ports corresponding to the positions of the filter screens (4) are arranged on the side walls of the storage tank (5) and the filter tank (2), a discharge pipe (6) is fixedly arranged in each discharge port, a ventilation tank (7) is fixedly connected to the upper side of the filter tank (2), a flow distribution plate (8) is arranged on the top end of an inner cavity of the ventilation tank (7), and the flow distribution plate (8) is fixedly, the improved water supply device is characterized in that four atomizing nozzles (10) are fixedly connected to the lower end face of the flow distribution plate (8), the ventilation box (7) is communicated with the ventilation box (7) through a second communicating pipe (11), a water pump (12) is arranged on one side of the water storage box (1), the water pump (12) is communicated with the water storage box (1) through a first water conveying pipe (13), the other end of the water pump (12) is fixedly connected with a second water conveying pipe (14), one end, far away from the water pump (12), of the second water conveying pipe (14) penetrates through the ventilation box (7) and is fixedly connected with the flow distribution plate (8), the upper end face of the ventilation box (7) is provided with two strip-shaped openings, filter plates (16) are arranged in the two strip-shaped openings in a matched mode, the top ends of the filter plates (16) are fixedly connected with pull blocks (17), sealing gaskets (18) are fixedly connected to two sides of the top ends of the, the utility model discloses a ventilation air exhaust device, including ventilation box (7), the first trachea of one end fixedly connected with (21) of air exhauster (20), the one end fixedly connected with piece of taking out air (22) of air exhauster (20) is kept away from in first trachea (21), the lateral wall fixed connection of spliced pole (23) and ventilation box (7) is passed through in piece of taking out air (22), the other end fixedly connected with second trachea (24) of air exhauster (20), and second trachea (24) and ventilation box (7) intercommunication, ventilation box (7) right-hand member is equipped with the gas vent, and fixedly connected with blast pipe (19) in the gas vent.

2. The ventilation device for preventing coal mine gas overrun of claim 1, characterized in that: an exhaust fan (28) is fixedly mounted in the exhaust pipe (19), and the exhaust pipe (19) is cylindrical.

3. The ventilation device for preventing coal mine gas overrun of claim 1, characterized in that: a clamping block (15) is arranged on the lower side of the filter plate (16), and the lower end face of the clamping block (15) is fixedly connected with the inner bottom wall of the ventilation box (7).

4. The ventilation device for preventing coal mine gas overrun of claim 1, characterized in that: the water storage tank is characterized in that a water filling opening (25) is fixedly connected to the top end of the right side wall of the water storage tank (1), and a discharge valve (26) is fixedly connected to the bottom end of the left side wall of the storage tank (5).

5. The ventilation device for preventing coal mine gas overrun of claim 1, characterized in that: the water storage tank is characterized in that a first transparent window (29) is arranged on the front side wall of the water storage tank (1), and a second transparent window (30) is arranged on the front side wall of the storage tank (5).

6. The ventilation device for preventing coal mine gas overrun of claim 1, characterized in that: the second water delivery pipe (14) is fixedly connected with a one-way valve (27).