CN210934480U

CN210934480U - Explosion-proof equipment for coal mine machinery

Info

Publication number: CN210934480U
Application number: CN201921956509.8U
Authority: CN
Inventors: 吴健雄
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-13
Filing date: 2019-11-13
Publication date: 2020-07-07
Anticipated expiration: 2029-11-13

Abstract

The utility model relates to a coal mine equipment technical field just discloses an explosion-proof equipment for coal mine machinery, including the intake pipe, the right-hand member of intake pipe and the left side intercommunication of the room that induced drafts, the left side spiro union of the indoor left side of induced drafting and air exhauster, the right side of the room that induced drafts is provided with the oxidizing chamber, and the middle part of oxidizing chamber and the room that induced drafts is provided with two sets of conical duct, and two sets of conical duct symmetric distribution are located left conical duct left side and the conical duct right side that is located the right side respectively with two sets. This explosion-proof equipment for coal mining machinery through the cooperation of the room of induced drafting and oxidation chamber for coal mining machinery is easier to initiatively reduce dust granule and gas concentration in the mine, has improved the security of mine operation, can change through the cassette in the filter seat, and ultraviolet generator's lasting shine, makes coal mining machinery provide long ageing protection more easily with explosion-proof equipment, has improved the convenience that the device used.

Description

Explosion-proof equipment for coal mine machinery

Technical Field

The utility model relates to a coal mine equipment technical field specifically is an explosion-proof equipment for coal mine machinery.

Background

When the coal mine is mined, a large amount of dust particles and gas can be generated, and when the two substances reach certain concentration, the two substances can explode, so that an explosion-proof device must be installed on a mining field for protecting the safety of equipment and workers. The explosion-proof device for the general coal mine machinery blocks the dust particles and the gas from entering through a shell with high sealing performance, or injects inert gas with high pressure into the shell to prevent the dust particles and the gas from being too high in concentration. The explosion-proof device for coal mine machinery in the current market is not easy to actively reduce the concentration of dust particles and gas in a mine and provide long-term protection.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an explosion-proof equipment for coal mining machinery has solved the explosion-proof equipment for coal mining machinery on the existing market and has easily initiatively reduced dust granule and gas concentration in the mine, and is difficult for providing the problem of long ageing protection.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: an explosion-proof device for coal mine machinery comprises an air inlet pipe, wherein the right end of the air inlet pipe is communicated with the left side of an air suction chamber, the left side of the air suction chamber is in threaded connection with the left side of an exhaust fan, an oxidation chamber is arranged on the right side of the air suction chamber, two groups of conical pipes are arranged in the middle of the oxidation chamber and the air suction chamber, the two groups of conical pipes are symmetrically distributed, the left side of the left conical pipe and the right side of the right conical pipe in the two groups of conical pipes are respectively and fixedly connected with one ends of two groups of inner sleeves, the other ends of the two groups of inner sleeves respectively stretch into the right side of the air suction chamber and the left side of the oxidation chamber, the two groups of inner sleeves are respectively welded with the air suction chamber and the oxidation chamber, the right end of the left conical pipe in the two groups of conical pipes is communicated, the front side of stopper surface and the fixed surface who crosses the filter seat are connected, it is intraductal to cross the left side of filter seat and stretch into the external screw thread, be provided with a plurality of sets of cassette filters in the filter seat, it is intraductal that the right side of filter seat stretches into the internal thread, the right-hand member of internal thread pipe and the conical duct left end intercommunication that lies in the right side in two sets of conical ducts, the inner wall of internal thread pipe and the surface spiro union of external screw thread pipe, the right side of oxidizing chamber and the left side joint of mounting panel, multiunit ultraviolet generator is installed in the left side of mounting panel, ultraviolet generator is located the oxidizing chamber, the top and the bottom of oxidizing chamber are provided with ventilation pipe and outlet duct respectively, the bottom of ventilation pipe and the top intercommunication of oxidizing chamber, the top of outlet.

Preferably, the left side and the right side of filtering the seat have all been seted up multiunit miniature filtration hole, and filter the corrosion-resistant plastic seat of seat, the surface spraying of cassette has the biology to receive the membrane, and the length of cassette and the length looks adaptation of filtering the seat.

Preferably, the air inlet pipe, the ventilation pipe and the air outlet pipe are all communicated and provided with electromagnetic valves, the top end of the ventilation pipe is communicated with the output end of the air blower, and the output end of the air outlet pipe is communicated with the air storage tank.

Preferably, the length of the filter base is matched with the distance between the left side of the limiting groove and the right end of the internal thread pipe, and the right side of the internal thread pipe is bonded with the outer surface of the sealing gasket.

Preferably, one end with a larger diameter in the two ends of the conical tube is fixedly connected with the inner sleeves, and the two groups of inner sleeves are respectively connected with the air suction chamber and the oxidation chamber in a sealing manner.

Preferably, the mounting plate is hermetically connected with the oxidation chamber, titanium metal sheets loaded with silicon dioxide catalysts are placed in the oxidation chamber, and the ultraviolet generators are distributed in an annular array.

(III) advantageous effects

Compared with the prior art, the utility model provides an explosion-proof equipment for coal mine machinery possesses following beneficial effect:

1. this explosion-proof equipment for coal mining machinery through the cooperation of the room of induced drafting and oxidation chamber for coal mining machinery is easier to initiatively reduce dust granule and gas concentration in the mine, has improved the security of mine operation, can change through the cassette in the filter seat, and ultraviolet generator's lasting shine, makes coal mining machinery provide long ageing protection more easily with explosion-proof equipment, has improved the convenience that the device used.

2. This explosion-proof equipment for coal mine machinery is sealing connection with the room and the oxidation chamber of induced drafting respectively through two sets of interior sleeves, has reduced the revealing of gas in the device, has improved the stability that explosion-proof equipment for coal mine machinery used, and the surface spraying through the cassette has the biology to receive the membrane, and the length of cassette and the length looks adaptation of filter seat, has improved the effect of subsiding of dust particle.

Drawings

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

FIG. 2 is a sectional view of the structure of the present invention;

fig. 3 is a schematic view of a part of the structure of the present invention.

In the figure: 1. an air inlet pipe; 2. an air suction chamber; 3. an exhaust fan; 4. an oxidation chamber; 5. a tapered tube; 6. an inner sleeve; 7. an externally threaded tube; 8. a limiting groove; 9. a limiting block; 10. a filter base; 11. a filter disc; 12. an internally threaded tube; 13. mounting a plate; 14. an ultraviolet ray generator; 15. an air outlet pipe; 16. and a vent pipe.

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. 1-3, the present invention provides a technical solution: an explosion-proof device for coal mine machinery comprises an air inlet pipe 1, wherein the right end of the air inlet pipe 1 is communicated with the left side of an air suction chamber 2, the left side in the air suction chamber 2 is in threaded connection with the left side of an exhaust fan 3, the right side of the air suction chamber 2 is provided with an oxidation chamber 4, the middle parts of the oxidation chamber 4 and the air suction chamber 2 are provided with two groups of conical pipes 5, the two groups of conical pipes 5 are symmetrically distributed, the left side in the conical pipe 5 on the left side and the right side in the conical pipe 5 on the right side in the two groups of conical pipes 5 are respectively and fixedly connected with one ends of two groups of inner sleeves 6, the other ends of the two groups of inner sleeves 6 respectively extend into the right side of the air suction chamber 2 and the left side of the oxidation chamber 4, the two groups of inner sleeves 6 are respectively welded with the air suction chamber 2 and the oxidation chamber 4, the right ends of the conical pipes 5 on, the front side of the outer surface of the limiting block 9 is fixedly connected with the outer surface of the filter seat 10, the left side of the filter seat 10 extends into the external threaded pipe 7, a plurality of groups of filter sheets 11 are arranged in the filter seat 10, the right side of the filter seat 10 extends into the internal threaded pipe 12, the right end of the internal threaded pipe 12 is communicated with the left ends of the conical pipes 5 positioned on the right side in the two groups of conical pipes 5, the inner wall of the internal threaded pipe 12 is in threaded connection with the outer surface of the external threaded pipe 7, the right side of the oxidation chamber 4 is in clamping connection with the left side of the mounting plate 13, a plurality of groups of ultraviolet generators 14 are arranged on the left side of the mounting plate 13, the ultraviolet generators 14 are positioned in the oxidation chamber 4, through the matching of the air suction chamber 2 and the oxidation chamber 4, the explosion-proof device for the coal mine machinery is easier to actively reduce the concentration of dust particles and gas in a mine, the safety of mine, the filtered dust particles can be adsorbed and settled by the filter plate 11 flowing to the filter seat 10 of the filter seat 10 through the external thread pipe 7, the filtered dust particles enter the oxidation chamber 4 through the internal thread pipe 12, the ultraviolet generator 14 and the silicon dioxide catalyst enable the gas to carry out photocatalytic oxidation, further oxidizing the gas, enabling the filter sheet 11 in the filter seat 10 to be replaced, and continuously irradiating the ultraviolet generator 14, so that the explosion-proof device for coal mine machinery is easier to provide long-time protection, the use convenience of the device is improved, when the filter sheet 11 is replaced, the internal threaded pipe 12 and the external threaded pipe 7 are unscrewed, the filter base 10 is taken out and replaced, the top and the bottom of the oxidation chamber 4 are respectively provided with a ventilation pipe 16 and an air outlet pipe 15, the bottom end of the ventilation pipe 16 is communicated with the top of the oxidation chamber 4, and the top end of the air outlet pipe 15 is communicated with the bottom of the oxidation chamber 4.

Specifically, in order to improve the effect of subsiding of dust particle, the miniature filtration hole of multiunit has all been seted up on the left side and the right side of filtering seat 10, and then make the air current pass through filtering seat 10, and filter seat 10 is corrosion-resistant plastic seat, and then reduced the corruption of gas to filtering seat 10, the surface spraying of cassette 11 has the biology to receive the membrane, and the length of cassette 11 and the length looks adaptation of filtering seat 10, cassette 11 has strong electric charge adsorptivity, can attract and reunite the tiny particle dust, make it aggregate into large granular dust particle, the dead weight increases and subsides.

Specifically, in order to make the catalytic oxidation time of gas easier to control, intake pipe 1, ventilation pipe 16 and outlet duct 15 all communicate and are provided with the solenoid valve, and then make in the oxidation chamber 4 when carrying out the photocatalytic oxidation effect of gas, avoided the inflow or the outflow of air current in the oxidation chamber 4, the top of ventilation pipe 16 and the output intercommunication of air-blower, the output and the gas holder intercommunication of outlet duct 15, and then can be with the gas outgoing storage intraductal storage after the oxidation.

Specifically, in order to reduce the looseness of the filter base 10, the length of the filter base 10 is matched with the distance between the left side of the inner side of the limiting groove 8 and the right end of the internal thread pipe 12, the right side of the inner side of the internal thread pipe 12 is bonded with the outer surface of the sealing gasket, and then after the internal thread pipe 12 is screwed with the external thread pipe 7, the filter base 10 can be pressed tightly by the limiting groove 8 and the internal thread pipe 12.

Specifically, in order to reduce the leakage of gas in the device and improve the stability of explosion-proof device for coal mine machinery, the larger one end of diameter and interior sleeve pipe 6 fixed connection in the both ends of conical tube 5, two sets of interior sleeve pipes 6 respectively with the room 2 and the oxidation chamber 4 sealing connection of induced drafting, and then make the gas flow can not reveal from interior sleeve pipe 6 and the seam crossing of the room 2 or the oxidation chamber 4 of induced drafting in the flow process in the device.

Specifically, for the convenience of oxidizing gas, make to discharge comparatively safely, be sealing connection between mounting panel 13 and the oxidizing chamber 4, the titanium sheet metal of load silica catalyst has been placed to oxidizing chamber 4, and then the gas of being convenient for carries out the photocatalytic oxidation reaction, and multiunit ultraviolet generator 14 is the annular array and distributes, and then makes the illumination that gas received comparatively even.

The working principle is as follows: after an exhaust fan 3 in the air suction chamber 2 is started, external air is extracted to enter the air suction chamber 2 through an air inlet pipe 1, dust particles can be adsorbed and settled through a filter plate 11 in a filter base 10 which flows to a filter base 10 through an external threaded pipe 7, the dust particles can be adsorbed and settled through other filtering processes, the dust particles enter an oxidation chamber 4 through an internal threaded pipe 12, the gas is subjected to photocatalytic oxidation through an ultraviolet generator 14 and a silicon dioxide catalyst, the gas is oxidized, electromagnetic valves of the air inlet pipe 1, a ventilation pipe 16 and an air outlet pipe 15 are closed simultaneously, the electromagnetic valves of the ventilation pipe 16 and the air outlet pipe 15 are opened after the catalytic oxidation is finished, air blown in by an air blower is conveyed to a gas storage tank for storage, the electromagnetic valves of the ventilation pipe 16 and the air outlet pipe 15 are closed, the electromagnetic valve of the.

To sum up, this explosion-proof equipment for coal mining machinery, through the cooperation of aspiration chamber 2 and oxidation chamber 4, make explosion-proof equipment for coal mining machinery more easily initiatively reduce dust granule and gas concentration in the mine, the security of mine operation has been improved, can change through the cassette 11 in the filter seat 10, and the lasting of ultraviolet generator 14 shines, make explosion-proof equipment for coal mining machinery more easily provide long ageing protection, the convenience of device use has been improved, be sealing connection with aspiration chamber 2 and oxidation chamber 4 respectively through two sets of interior sleeve pipes 6, the gaseous disclosure of gas in the device has been reduced, the stability of explosion-proof equipment for coal mining machinery use has been improved, the surface spraying through cassette 11 has the biological membrane of receiving, and the length of filter plate 11 and the length looks adaptation of filter seat 10, the settlement effect of dust granule has been improved.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

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 an explosion-proof equipment for coal mining machinery, includes intake pipe (1), its characterized in that: the right-hand member of intake pipe (1) and the left side intercommunication of the room of induced drafting (2), the left side spiro union of left side and air exhauster (3) in the room of induced drafting (2), the right side of the room of induced drafting (2) is provided with oxidation chamber (4), the middle part of oxidation chamber (4) and the room of induced drafting (2) is provided with two sets of bell pipes (5), two sets of bell pipe (5) symmetric distribution, two sets of in the bell pipe (5) lie in left side bell pipe (5) in left side and lie in right side bell pipe (5) in right side respectively with the one end fixed connection of two sets of interior sleeve pipes (6), two sets of the other end of interior sleeve pipe (6) stretches into respectively and induced drafts room (2) right side and oxidation chamber (4) left side, two sets of interior sleeve pipe (6) respectively with the room of induced drafting (2) and oxidation chamber (4) welding, two sets of in the bell pipe (5) lie in left side bell pipe (5) right-, spacing groove (8) have been seted up to the inner wall of external screw thread pipe (7), the left side in spacing groove (8) contacts with the left side of stopper (9), the front side of stopper (9) surface and the outer fixed surface who crosses filter seat (10) are connected, cross the left side of filter seat (10) and stretch into in external screw thread pipe (7), be provided with a plurality of sets of cassette (11) in crossing filter seat (10), cross the right side of filter seat (10) and stretch into in internal thread pipe (12), the right-hand member of internal thread pipe (12) communicates with conical duct (5) the left end that lie in the right side in two sets of conical duct (5), the inner wall of internal thread pipe (12) and the outer surface spiro union of external screw thread pipe (7), the right side of oxidation chamber (4) and the left side joint of mounting panel (13), multiunit ultraviolet generator (14) are installed in the left side of mounting panel (13), the ultraviolet generator (14) is positioned in the oxidation chamber (4), the top and the bottom of the oxidation chamber (4) are respectively provided with a ventilation pipe (16) and an air outlet pipe (15), the bottom end of the ventilation pipe (16) is communicated with the top of the oxidation chamber (4), and the top end of the air outlet pipe (15) is communicated with the bottom of the oxidation chamber (4).

2. The explosion-proof device for coal mine machinery according to claim 1, wherein: the left side and the right side of filtering seat (10) have all been seted up multiunit miniature filtration hole, and filter seat (10) and be corrosion-resistant plastic seat, the surface spraying of cassette (11) has the biology to receive the membrane, and the length of cassette (11) and the length looks adaptation of filtering seat (10).

3. The explosion-proof device for coal mine machinery according to claim 1, wherein: the air inlet pipe (1), the ventilation pipe (16) and the air outlet pipe (15) are all communicated and provided with electromagnetic valves, the top end of the ventilation pipe (16) is communicated with the output end of the air blower, and the output end of the air outlet pipe (15) is communicated with the air storage tank.

4. The explosion-proof device for coal mine machinery according to claim 1, wherein: the length of the filter seat (10) is matched with the distance between the left side in the limit groove (8) and the right end of the internal threaded pipe (12), and the right side in the internal threaded pipe (12) is bonded with the outer surface of the sealing gasket.

5. The explosion-proof device for coal mine machinery according to claim 1, wherein: the large-diameter end of the two ends of the conical tube (5) is fixedly connected with the inner sleeve (6), and the two inner sleeves (6) are respectively in sealing connection with the air suction chamber (2) and the oxidation chamber (4).

6. The explosion-proof device for coal mine machinery according to claim 1, wherein: the mounting plate (13) is in sealing connection with the oxidation chamber (4), titanium metal sheets loaded with silicon dioxide catalysts are placed in the oxidation chamber (4), and the ultraviolet generators (14) are distributed in an annular array.