CN212202114U

CN212202114U - Colliery is fire prevention subassembly for ventilation in pit

Info

Publication number: CN212202114U
Application number: CN202020473682.9U
Authority: CN
Inventors: 张璟
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-03
Filing date: 2020-04-03
Publication date: 2020-12-22
Anticipated expiration: 2030-04-03

Abstract

The utility model belongs to the technical field of coal mining, in particular to a fireproof assembly for underground ventilation of a coal mine, which comprises a wall body, a heat insulation and heat preservation plate, a spraying dust falling cylinder, a negative pressure fan, an exhaust pipe and a tricyanogen plate; the interior of the wall body is hollow, a partition plate is arranged below the interior of the wall body, a spraying dust falling cylinder is arranged above the partition plate, a dust collecting groove is arranged below the partition plate, and a dust collecting funnel communicated with the integrated groove is arranged at the bottom of the spraying dust falling cylinder; a negative pressure fan is arranged on the outer side wall of the spraying dust falling cylinder through an installation frame, and the top end of the exhaust pipe is connected with an exhaust fan; a groove body is arranged on the right side of the wall body, and a filter screen is arranged in the groove body. The negative pressure fan of the utility model sucks the air of the coal mine into the spraying dust falling cylinder, and the water pump is started to pump water to the spraying water distribution disc through the water pipe to spray the air for dust falling; can be effectual with the dust in the air by the dust collecting funnel collect the dust collecting tank in, the content of dust in the quick reduction air promotes the quality of air.

Description

Colliery is fire prevention subassembly for ventilation in pit

Technical Field

The utility model belongs to the technical field of the coal mining is relevant, concretely relates to colliery is fire prevention subassembly for ventilation in pit.

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 is called as industrial 'real grain', and is one of the main energy sources used in the human world since the eighteenth century, although the important position of the coal is gradually replaced by petroleum, the coal inevitably falls down due to gradual depletion of petroleum resources in a long period of time in the future, and the coal has huge reserves, and due to rapid development of scientific technology, new technologies such as coal vaporization and the like are mature and widely applied, and the coal is one of the energy sources which cannot be replaced in human production and life.

In the in-process at coal mining, can produce more gas usually, the gas in the coal mine way not only can influence staff's healthy, still there is burning explosion's danger when gas concentration is higher, consequently, need carry out the pump drainage to the gas in the ore deposit, and the gas is taken out and is arranged the device under current coal mine and mostly just uses ordinary air exhauster to take out gas, but can not carry out certain control to the gas concentration of pump drainage in-process, it still takes place the accident easily to carry out the pump drainage when gas concentration is higher, influence coal mine production safety.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a coal mine underground ventilation fire-proof assembly, a negative pressure fan works to suck air in a coal mine into a wall body from a groove through a filter screen and then enters a spraying dust-settling cylinder through a pipeline, a water pump is started to extract water in a water tank, and the water is conveyed to a spraying water distribution disc through a water pipe to perform spraying dust-settling operation on the sucked air; the dust in the air can be effectively collected into the dust collecting groove by the dust collecting funnel, the content of the dust in the air is rapidly reduced, and the quality of the air is improved; can prevent through soft porcelain layer of fire prevention and nanometer thermal insulation layer that the high temperature of intensity of a fire conducts to indoor, very big satisfying the user demand, improved the security performance.

In order to achieve the above object, the utility model provides a following technical scheme: a fireproof assembly for underground ventilation of a coal mine comprises a wall body, a heat insulation and heat preservation plate, a spraying dust falling cylinder, a negative pressure fan, an exhaust pipe, a water tank, a water pump, an electric push rod, a fireproof layer and a tricyano plate; the interior of the wall body is hollow, a partition plate is arranged below the interior of the wall body, a spraying dust falling cylinder is arranged above the partition plate, a dust collecting groove is arranged below the partition plate, and a dust collecting funnel communicated with the dust collecting groove is arranged at the bottom of the spraying dust falling cylinder; the negative pressure fan is arranged on the outer side wall of the spraying dust falling cylinder through an installation frame, the negative pressure fan is connected with the interior of the spraying dust falling cylinder through a pipeline, a spraying water distribution disc is arranged above the interior of the spraying dust falling cylinder, the spraying water distribution disc is connected with a water tank through a water pipe through a water pump, an exhaust pipe is connected to the top of the spraying dust falling cylinder, and an exhaust fan is connected to the top of the exhaust pipe; the wall body is provided with a groove body on the right side, a filter screen is arranged in the groove body, a soil blocking layer is arranged on the outer side of the filter screen, electric push rods are arranged on the outer wall of the right side of the wall body above and below the soil blocking layer, a telescopic end of each electric push rod is fixedly provided with a heat insulation plate, a fireproof layer is arranged on the outer wall of each heat insulation plate, and a tricyano plate is arranged on the outer side of the fireproof layer through screws; the inside diaphragm that is provided with of tricyanogen board, the inside rubber gasbag that is provided with between the diaphragm of tricyanogen board, the inside packing of rubber gasbag is provided with the fire prevention dry powder.

Preferably, the lower end of the exhaust pipe penetrates through the wall body and extends into the spraying dust-falling cylinder, and the filtering layer is arranged inside the upper end of the exhaust pipe.

Preferably, the heat insulation and heat preservation plate is arranged between the fire-proof layers.

Preferably, a handle is mounted on the outer wall of the dust collecting groove.

Preferably, the heat insulation plate is driven by an electric push rod to move in the horizontal direction.

Preferably, the electric push rod is an NH32-900 electric push rod.

Compared with the prior art, the beneficial effects of the utility model are that:

the negative pressure fan of the utility model works to suck the air in the coal mine into the wall body from the groove through the filter screen, then enters the spraying dust falling cylinder through the pipeline, and starts the water pump to extract the water in the water tank and spray the air through the water pipe to the spraying water distribution disc to spray the sucked air for dust falling; the dust in the air can be effectively collected into the dust collecting groove by the dust collecting funnel, the content of the dust in the air is rapidly reduced, and the quality of the air is improved;

the air that has got rid of most dust when the exhaust fan operation is discharged by the exhaust pipe for the efficiency of dust removal, the air is discharged by the exhaust pipe after, the effectual efficiency that accelerates colliery operation in-process air flow.

An electric push rod is arranged on the inner side of the wall body, a heat insulation and heat preservation plate is arranged at the telescopic end of the electric push rod, a fireproof layer is arranged on the outer wall of the heat insulation and heat preservation plate, and a tricyanogen plate is arranged on the outer side of the fireproof layer through screws; transverse plates are arranged inside the tricyanogen plate, rubber air bags are arranged between the transverse plates inside the tricyanogen plate, and fireproof dry powder is filled inside the rubber air bags; when the intensity of a fire burning melamine board, the rubber gasbag of storage intracavity is lighted to the intensity of a fire behind the melamine board burning, and the dry powder of preventing fires is smashed to the impact force that the rubber gasbag bursts and splits, and the dry powder bursts and becomes the powder and plays the effect of putting out a fire, can prevent through the soft porcelain layer of preventing fires and nanometer thermal insulation heat preservation that the high temperature conduction of intensity of a fire is to indoor, very big satisfied the user demand, improved the security performance.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic structural view of a fire protection assembly for ventilation in a coal mine;

fig. 2 is a schematic structural view of an embodiment of the fire protection assembly for underground ventilation of a coal mine.

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.

It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Example 1

Referring to fig. 1-2, the present invention provides the following technical solutions: a fire-proof assembly for underground ventilation of a coal mine comprises a wall body 1, a heat-insulating and heat-preserving plate 2, a spraying dust-falling cylinder 3, a negative pressure fan 4, an exhaust pipe 5, a water tank 6, a water pump 7, an electric push rod 8, a fire-proof layer 9 and a tricyano plate 10; the interior of the wall body 1 is hollow, a partition plate 12 is arranged below the interior, a spraying dust falling cylinder 3 is arranged above the partition plate 12, a dust collecting groove 11 is arranged below the partition plate 12, and a dust collecting funnel communicated with the dust collecting groove 11 is arranged at the bottom of the spraying dust falling cylinder 3; the outer side wall of the spraying dust-settling cylinder 3 is provided with a negative pressure fan 4 through an installation frame 17, the negative pressure fan 4 is connected with the inside of the spraying dust-settling cylinder 3 through a pipeline 18, a spraying water distribution disc 13 is arranged above the inside of the spraying dust-settling cylinder 3, the spraying water distribution disc 13 is connected with a water tank 6 through a water pipe 14 and a water pump 7, the top of the spraying dust-settling cylinder 3 is connected with an exhaust pipe 5, and the top of the exhaust pipe 5 is connected with an exhaust fan 15; the right side of the wall body 1 is provided with a groove body, a filter screen 19 is arranged in the groove body, a soil blocking layer 20 is arranged on the outer side of the filter screen 19, electric push rods 8 are arranged above and below the soil blocking layer 20 on the outer wall of the right side of the wall body 1, a telescopic end of each electric push rod 8 is fixedly provided with a heat insulation and heat preservation plate 2, the outer wall of each heat insulation and heat preservation plate 2 is provided with a fireproof layer 9, and the outer side of each fireproof layer 9 is provided with a tricyano plate 10 through; transverse plates 22 are arranged inside the tricyanogen plate 10, rubber air bags 23 are arranged between the transverse plates 22 inside the tricyanogen plate 10, and fireproof dry powder is filled inside the rubber air bags 23.

Specifically, the lower end of the exhaust pipe 5 penetrates through the wall body and extends into the spraying dust falling cylinder 3, and the filtering layer 16 is arranged inside the upper end of the exhaust pipe 5.

Specifically, the heat insulation and heat preservation plate 2 is arranged between the fire-proof layers 9.

Specifically, a handle 21 is mounted on the outer wall of the dust collecting groove 11.

Specifically, the heat insulation and heat preservation plate 2 is driven by an electric push rod 8 to move in the horizontal direction.

Specifically, the electric push rod 8 is an NH32-900 electric push rod.

The utility model discloses a theory of operation and use flow: when the utility model is used, workers can perform ventilation operation within a set time according to the underground ventilation rule of a coal mine, and before the ventilation operation, the electric push rod 8 is started to drive the heat-insulating heat-preserving plate 2 and the fireproof plate 9 to move rightwards in the horizontal direction; then, the negative pressure fan 4 is started to work, air in the coal mine is sucked into the wall body 1 from the groove of the wall body 1 through the filter screen 20 and then enters the spraying dust falling cylinder 3 through a pipeline, the water pump 7 is started to pump water in the water tank 6, and the water pipe 14 and the spraying water distribution disc 13 are used for spraying and falling dust on the sucked air; dust in the air can be effectively collected into the dust collecting groove 11 by the dust collecting funnel, the content of the dust in the air is rapidly reduced, and the quality of the air is improved; meanwhile, the exhaust fan 15 is started to work, and air with low dust content is exhausted to the outside of the coal mine through the exhaust pipe 5 and the filter layer 16, so that the air flowing efficiency in the coal mine operation process is improved, and the air quality is improved;

when lighting a fire, electric putter 8 shrink makes 2 closed wall 1 inboards of adiabatic heated board, isolated mine inside and 1 inside intercommunication of wall body, during the fire behavior burning tricyanogen board 10, the rubber gasbag 23 of storage intracavity is lighted to the fire behavior after the tricyanogen board 10 burns, the fire prevention dry powder is smashed to the impact force that rubber gasbag 23 explodes and splits, the dry powder explodes and splits into the powder and plays the effect of putting out a fire, can prevent the high temperature conduction of fire behavior to indoor through flame retardant coating 9 and adiabatic heated board 2, very big user demand that has satisfied, and the safety performance is improved.

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. A colliery is fire prevention subassembly for ventilation in pit which characterized in that: comprises a wall body (1), a heat insulation and heat preservation plate (2), a spraying dust falling cylinder (3), a negative pressure fan (4), an exhaust pipe (5), a water tank (6), a water pump (7), an electric push rod (8), a fireproof layer (9) and a tricyanogen plate (10); the interior of the wall body (1) is hollow, a partition plate (12) is arranged below the interior, a spraying dust falling cylinder (3) is arranged above the partition plate (12), a dust collecting groove (11) is arranged below the partition plate (12), and a dust collecting funnel communicated with the dust collecting groove (11) is arranged at the bottom of the spraying dust falling cylinder (3); the outer side wall of the spraying dust-falling cylinder (3) is provided with a negative pressure fan (4) through a mounting frame (17), the negative pressure fan (4) is connected with the inside of the spraying dust-falling cylinder (3) through a pipeline (18), a spraying water distribution disc (13) is arranged above the inside of the spraying dust-falling cylinder (3), the spraying water distribution disc (13) is connected with a water tank (6) through a water pipe (14) and a water pump (7), the top of the spraying dust-falling cylinder (3) is connected with an exhaust pipe (5), and the top of the exhaust pipe (5) is connected with an exhaust fan (15); the wall body is characterized in that a groove body is formed in the right side of the wall body (1), a filter screen (19) is installed in the groove body, a soil blocking layer (20) is installed on the outer side of the filter screen (19), electric push rods (8) are installed on the outer wall of the right side of the wall body (1) above and below the soil blocking layer (20), a heat insulation heat preservation plate (2) is fixedly installed at the telescopic end of each electric push rod (8), a fireproof layer (9) is arranged on the outer wall of each heat insulation heat preservation plate (2), and a tricyano plate (10) is installed on the outer side of each; transverse plates (22) are arranged inside the tricyanogen plate (10), rubber air bags (23) are arranged between the transverse plates (22) inside the tricyanogen plate (10), and fireproof dry powder is filled inside the rubber air bags (23).

2. The fire protection assembly for coal mine underground ventilation according to claim 1, wherein: the lower end of the exhaust pipe (5) penetrates through the wall body and extends to the interior of the spraying dust falling cylinder (3), and a filter layer (16) is arranged inside the upper end of the exhaust pipe (5).

3. The fire protection assembly for coal mine underground ventilation according to claim 1, wherein: the heat insulation and heat preservation plate (2) and the fireproof layer (9).

4. The fire protection assembly for coal mine underground ventilation according to claim 1, wherein: a handle (21) is arranged on the outer wall of the dust collection groove (11).

5. The fire protection assembly for coal mine underground ventilation according to claim 1, wherein: the heat insulation and heat preservation plate (2) is driven by an electric push rod (8) to move in the horizontal direction.

6. The fire protection assembly for coal mine underground ventilation according to claim 1, wherein: the electric push rod (8) adopts an NH32-900 electric push rod.