CN-122014327-A - High gas area ventilation dust collector

CN122014327ACN 122014327 ACN122014327 ACN 122014327ACN-122014327-A

Abstract

The application relates to a ventilation and dust removal device for a high-gas area, which relates to the technical field of coal mine safety protection and comprises a ventilation box body, a first dust removal assembly, a second dust removal assembly, an adjusting assembly and a pulse cleaning assembly; the air box body is horizontally arranged, a fan is arranged at one end of the air box body, the first dust removing component is located at one end, far away from the fan, of the air box body and used for primarily removing dust from air entering the air box body, the second dust removing component is located in the air box body and used for secondarily removing dust from the air entering the air box body, the adjusting component is located in the air box body and used for adjusting the working state of the second dust removing component, and the pulse cleaning component is located in the air box body and used for cleaning coal dust attached to the second dust removing component. The application has the effect that the coal dust is not easy to block the equipment.

Inventors

WEI HUIPENG
LI SHAODONG
LI JIA
REN YUTAO
Mi Liquan
CHENG JUNFENG
LI CHAO
LI WENBIN

Assignees

山西高平科兴新庄煤业有限公司

Dates

Publication Date: 20260512
Application Date: 20260325

Claims (8)

1. A high-gas area ventilation dust removal device is characterized by comprising a ventilation box body (1), a first dust removal component (2), a second dust removal component (3), an adjusting component (4) and a pulse cleaning component (5), wherein the ventilation box body (1) is horizontally arranged, a fan (11) is arranged at one end of the ventilation box body (1), the first dust removal component (2) is located at one end, far away from the fan (11), of the ventilation box body (1) and is used for primarily removing dust from air entering the ventilation box body (1), the second dust removal component (3) is located in the ventilation box body (1) and is used for secondarily removing dust from the air entering the ventilation box body (1), the adjusting component (4) is located in the ventilation box body (1) and is used for adjusting the working state of the second dust removal component (3), and the pulse cleaning component (5) is located in the ventilation box body (1) and is used for cleaning coal dust attached to the second dust removal component (3).
2. The high-gas area ventilation and dust removal device according to claim 1, wherein the first dust removal component (2) comprises a first folded plate (21) and a second folded plate (22), the first folded plate (21) is vertically arranged in the ventilation box body (1) and fixedly connected with the ventilation box body (1), the second folded plate (22) is vertically arranged on one side of the first folded plate (21) and fixedly connected with the ventilation box body (1), and a plurality of groups of the first folded plate (21) and the second folded plate (22) are arranged at intervals along the length direction of the ventilation box body (1).
3. The high-gas area ventilation and dust removal device according to claim 1, wherein the second dust removal component (3) comprises a dust removal box body (31), a mounting plate (32) and a partition plate (33), the dust removal box body (31) is fixedly arranged in the ventilation box body (1), an air outlet (311) is formed in one side of the dust removal box body (31), a ventilation pipe (312) is inserted in one side of the dust removal box body (31), the ventilation pipe (312) is communicated with the interior of the dust removal box body (31), a communicating pipe (313) is inserted in the inner side wall of the dust removal box body (31), the communicating pipe (313) is communicated with the ventilation pipe (312), the mounting plate (32) is fixedly arranged in the dust removal box body (31), the mounting plate (32) divides the interior of the dust removal box body (31) into an air inlet cavity and an air outlet cavity, a plurality of cloth bags (321) are fixedly arranged on one side of the mounting plate (32), the partition plate (33) is fixedly arranged in the top end of the dust removal box body (31) and is fixedly connected with the first end of the ventilation pipe (313) and the first end of the dust removal box body (31) to the first end of the dust removal box body (33), one end of the communicating pipe (313) is communicated with the second dust removing cavity of the dust removing box body (31).
4. The high-gas area ventilation and dust removal device according to claim 3 is characterized in that the second dust removal assembly (3) further comprises an ash guide plate (34), a cleaning opening (12) is formed in one side of the ventilation box body (1), a cleaning door (13) is vertically arranged in the cleaning opening (12), one end of the cleaning door (13) is rotatably connected with the ventilation box body (1), ash discharge openings (314) are formed in one side of the dust removal box body (31), the ash discharge openings (314) are arranged in two groups and are respectively located on two sides of the partition plate (33), the ash guide plate (34) is obliquely arranged in the dust removal box body (31) and fixedly connected with the dust removal box body (31), and the ash guide plate (34) is provided with two groups and corresponds to the two groups of ash discharge openings (314) one by one.
5. The high-gas area ventilating and dust removing device according to claim 3, wherein the adjusting assembly (4) comprises a sliding baffle plate (41), a driving motor (42), a reciprocating screw (43), a first corrugated pipe (44) and a second corrugated pipe (45), an adjusting groove (315) is formed in the dust removing box body (31), a first yielding hole (3121) is formed in the ventilating pipe (312), a second yielding hole (3131) is formed in the communicating pipe (313), the second yielding hole (3131) is opposite to the first yielding hole (3121), the sliding baffle plate (41) is inserted in the ventilating pipe (312), one end of the sliding baffle plate (41) is located in the adjusting groove (315), the sliding baffle plate (41) is connected with the dust removing box body (31) in a sliding mode, the driving motor (42) is embedded in the inner side wall of the adjusting groove (315), the reciprocating screw (43) is horizontally arranged in the adjusting groove (315) and fixedly connected with the driving motor (42) and the reciprocating screw (43) is fixedly connected with the reciprocating screw (43) in the threaded mode, the two ends of the second corrugated pipe (45) are fixedly connected with the dust removing box body (31) and the sliding baffle (41) respectively, the second corrugated pipe (45) is located on one side, far away from the first corrugated pipe (44), of the sliding baffle (41) and sleeved on the reciprocating screw rod (43), and the two ends of the second corrugated pipe (45) are fixedly connected with the dust removing box body (31) and the sliding baffle (41) respectively.
6. The high-gas area ventilation and dust removal device according to claim 5, wherein the pulse cleaning assemblies (5) are arranged in two groups and are respectively positioned on two sides of the partition plate (33), the pulse cleaning assemblies (5) comprise cleaning parts (51) and driving parts (52), the cleaning parts (51) are positioned above the mounting plate (32) and are used for cleaning the cloth bags (321), the cleaning parts (51) are provided with a plurality of groups at intervals along the length direction of the mounting plate (32), and the driving parts (52) are positioned in the dust removal box body (31) and are used for driving the cleaning parts (51) to work.
7. The high-gas area ventilation and dust removal device according to claim 6, wherein the cleaning part (51) comprises a blowing pipe (511) and a spray nozzle (512), the blowing pipe (511) is horizontally arranged in the dust removal box body (31) and is positioned above the mounting plate (32), the blowing pipe (511) is fixedly connected with the dust removal box body (31), the spray nozzle (512) is arranged on the blowing pipe (511), and an air outlet end of the spray nozzle is opposite to the cloth bag (321).
8. The high gas area ventilating and dust removing device according to claim 7, wherein the driving part (52) comprises a driving expansion plate (521), a connecting pipe (522) and a return pipe (523), the driving expansion plate (521) is vertically arranged on one side of the adjusting groove (315), the fixed end is embedded on the inner side wall of the adjusting groove (315) far away from the partition plate (33), the plate-free cavity of the driving expansion plate (521) is filled with air, a spring (5211) is arranged in the plate-free cavity of the driving expansion plate (521), two ends of the spring (5211) are fixedly connected with the movable end of the driving expansion plate (521) and the fixed end of the driving expansion plate (521) respectively, two ends of the connecting pipe (522) are communicated with the blowing pipe (511) and the plate-free cavity of the driving expansion plate (521) respectively, overflow valves (5221) are arranged on the connecting pipe (522), two ends of the return pipe (523) are communicated with the connecting pipe (522), and the two ends of the return pipe (523) are arranged on two sides of the overflow valves (5231).

Description

High gas area ventilation dust collector Technical Field The application relates to the technical field of coal mine safety protection, in particular to a ventilation and dust removal device for a high-gas area. Background The ventilation and dust removal device for the high gas area is core safety protection equipment in the mining operation of the high gas area of the coal mine, has the core functions of diluting the gas concentration by discharging the dirty air flow containing the gas and the coal dust in the operation area and discharging the gas concentration to the safety area, avoids the explosion risk caused by accumulation, and is essential key equipment for guaranteeing the safety production of the high gas area of the coal mine. At present, the existing high-gas area ventilation dust removing device generally comprises an exhaust fan, a dust removing module, a control unit and an exhaust pipeline, when in use, an operator deploys the device at a proper position on a mining working surface, starts the exhaust fan to extract dirty air flow containing gas and coal dust in an operation area, the coal dust is trapped and filtered when the air flow passes through the dust removing module, the purified air flow carries the gas to be discharged out of the operation area through the exhaust pipeline, and the control unit adjusts the rotating speed of the exhaust fan according to preset parameters so as to maintain stable exhaust quantity and ensure that the gas concentration and the coal dust content meet safety operation standards. However, when the existing high-gas area ventilation dust removal device is used, the device has the obvious technical defects that on one hand, the air exhaust and dust removal functions are difficult to be compatible, the filter material of the dust removal module is easy to be blocked by coal dust, the continuous and stable air exhaust of the device is influenced, frequent shutdown and cleaning are needed, and the operation efficiency is reduced. On the other hand, the trapped coal dust lacks an effective collecting mechanism, secondary dust emission is easy to generate, and safety and health hidden trouble are initiated again. Disclosure of Invention In order to overcome the technical problems, the application provides a high-gas area ventilation and dust removal device. The application provides a high-gas area ventilation and dust removal device, which adopts the following technical scheme: The high-gas area ventilation dust removal device comprises a ventilation box body, a first dust removal component, a second dust removal component, an adjusting component and a pulse cleaning component, wherein the ventilation box body is horizontally arranged, a fan is installed at one end of the ventilation box body, the first dust removal component is located at one end of the ventilation box body away from the fan and is used for primarily removing dust of air entering the ventilation box body, the second dust removal component is located in the ventilation box body and is used for secondarily removing dust of air entering the ventilation box body, the adjusting component is located in the ventilation box body and is used for adjusting the working state of the second dust removal component, and the pulse cleaning component is located in the ventilation box body and is used for cleaning coal dust attached to the second dust removal component. Through adopting above-mentioned technical scheme, during the use, operating personnel order about fan and adjusting part work, in the fan is inhaled the air current that contains dust in the colliery tunnel and is ventilated the box, first dust removal subassembly is preliminary dust removal to the air current, intercept large granule coal dust, second dust removal subassembly is secondary dust removal to the air current, outside the air current after the secondary dust removal was discharged the tunnel, adjusting part switches the working chamber of second dust removal subassembly regularly for second dust removal subassembly is difficult for blockking up, when adjusting part adjusts the operating condition of second dust removal subassembly, pulse cleaning subassembly regularly washs second dust removal subassembly, make the filter material of second dust removal subassembly be difficult for blockking up. Optionally, the first dust removing assembly comprises a first folded plate and a second folded plate, the first folded plate is vertically arranged in the ventilation box and fixedly connected with the ventilation box, the second folded plate is vertically arranged on one side of the first folded plate and fixedly connected with the ventilation box, and a plurality of groups of the first folded plate and the second folded plate are arranged at intervals along the length direction of the ventilation box. Through adopting above-mentioned technical scheme, during the use, the first folded plate that multiunit interval set up forms "S" shape