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CN-121988109-A - Workshop air purification device

CN121988109ACN 121988109 ACN121988109 ACN 121988109ACN-121988109-A

Abstract

The invention relates to the technical field of tail gas treatment, in particular to an air purifying device for a production workshop, which comprises a casing, wherein a gas purifying chamber and a purifying chamber are arranged in the casing, a gas inlet hole is formed in the inner side wall of the purifying chamber for accommodating external air, a joint terminal is rotatably arranged on the inner wall of the purifying chamber for connecting the inside of a filter cylinder.

Inventors

  • YANG CHINAN
  • GUO XIAOLAN
  • CHEN CHANGXING
  • LI ZONGMIN

Assignees

  • 惠州市佳德荣科技有限公司

Dates

Publication Date
20260508
Application Date
20260310

Claims (10)

  1. 1. The utility model provides a workshop air purification device, which comprises a housing (1), a serial communication port, casing (1) inside is provided with air-purifying chamber (101) and clean room (102), air inlet port (106) are offered on clean room (102) inside wall in order to hold external air and get into, inside joint terminal (9) are installed in order to connect filter cartridge (4) in the rotation of clean room (102) inner wall, install tubular axle (10) on the clean room (102) lateral wall rotation, joint terminal (9) are connected to one end of tubular axle (10), the other end rigid coupling has driven friction wheel (11), the rigid coupling has on the clean room (102) outer wall to receive gas box (12), tubular axle (10) run through gas box (12), through-hole (13) are offered on the tubular axle (10) pipe wall in order to communicate gas box (12) inside, be equipped with fan (3) in order to receive gas box (12) inside to suck, be equipped with rotating-structure on casing (1) and be used for driving driven friction wheel (11) rotation.
  2. 2. The air purification device for the production plant according to claim 1, wherein the clean air chamber (101) is provided with a dustproof grid (2) for preventing external dust and impurities from entering the clean air chamber (101).
  3. 3. The air purification device of the production workshop according to claim 1, wherein the connection mode of the fan (3) and the air accommodating box (12) comprises a three-way valve (28), an air outlet pipe (29) and an air inlet pipe (30), one port of the three-way valve (28) is communicated with the air accommodating box (12) through the air outlet pipe (29), and the other port of the three-way valve (28) is connected with the air inlet end of the fan (3) through the air inlet pipe (30).
  4. 4. A workshop air purification device according to claim 3, wherein the rotating structure comprises a short shaft (16), a motor (31) is fixedly connected to the casing (1), a first belt wheel (32) is fixedly connected to an output shaft of the motor (31), the short shaft (16) is rotatably mounted on the outer wall of the purification chamber (102), a driving friction wheel (14) is fixedly connected to the end portion of the short shaft (16), a driven friction wheel (11) is matched with the driving friction wheel (14), a second belt wheel (15) is fixedly connected to the shaft body of the short shaft (16), and a belt (17) is mounted on the first belt wheel (32) and the second belt wheel (15) in a matched mode.
  5. 5. The production plant air purification device according to claim 4, wherein a back flushing structure is communicated with the last port of the three-way valve (28) and used for cleaning the filter cartridge (4), the back flushing structure comprises a cylinder body (24), the last port of the three-way valve (28) is communicated with the bottom of the cylinder body (24) through a pressure pipeline (25), a first one-way valve (26) is arranged in the pressure pipeline (25), a second one-way valve (27) is arranged at the bottom of the cylinder body (24), and a piston (23) is slidably matched in the cylinder body (24).
  6. 6. The workshop air purification device according to claim 5, wherein the driving friction wheel (14) is provided with a driving structure for driving the piston (23) to slide in the cylinder (24), the driving structure comprises a connecting piece (21) made of angle iron, the driving friction wheel (14) is connected with a pin shaft (20) through the connecting structure, the connecting piece (21) is provided with a notch (33) in a penetrating way, the pin shaft (20) is in sliding fit in the notch (33), and a connecting rod (22) is fixedly connected to the bottom of the connecting piece (21) for connecting the piston (23).
  7. 7. The air purification device for a production plant according to claim 6, wherein the connecting structure comprises a rotary ring (18), the rotary ring (18) is rotatably mounted on the end face of the driving friction wheel (14), holes are formed in the rotary ring (18) for being matched with fastening bolts (19), and shaft pins (20) are fixed on the end face of the rotary ring (18).
  8. 8. The production plant air purification device according to any one of claims 1 to 7, wherein a stud (5) is rotatably mounted on the inner wall of the purification chamber (102), a slide tube (7) is slidably matched on the stud (5), a plug (8) is fixedly connected to the end of the slide tube (7) to abut against the end of the filter cartridge (4), and a lock nut (6) is in threaded fit on the stud (5).
  9. 9. The plant air cleaning device according to any one of the claims 8, characterized in that there are at least two lock nuts (6).
  10. 10. The production plant air purification device according to any one of claims 1, wherein the bottom of the purification chamber (102) is connected with an ash bucket (103), the bottom of the ash bucket (103) is connected with a drawer box (105), and a drawer (104) is slidably matched in the drawer box (105).

Description

Workshop air purification device Technical Field The invention relates to the technical field of tail gas treatment, in particular to an air purifying device for a production workshop. Background When the workshop production is used for welding work, an air purifying device is required to treat tail gas of welding fume generated in the workshop, and the working principle of the air purifying device is that a fan is started to generate negative pressure, and the welding fume enters the air purifying device along with the air flow direction through a pipeline. After the filter cartridge filters, clean air is discharged into a room, welding smoke dust is blocked on the surface of the filter cartridge, and the wind resistance of the filter cartridge can be increased due to the accumulation of the surface welding smoke dust along with the increase of working time, so that the dust removal and purification effects of the air purification device are affected. Disclosure of Invention The invention aims to solve the defect that wind resistance of a filter cylinder is increased due to accumulation of surface welding smoke dust in the prior art, and provides an air purifying device for a production workshop. In order to achieve the above purpose, the present invention adopts the following technical scheme: The utility model provides a workshop air purification device, which comprises a housing, the inside air-purifying chamber and the clean room of being provided with of casing, the inlet port has been seted up on the clean room inner wall and has been got into in order to hold external air, the clean room inner wall rotates and installs the joint terminal in order to connect inside the section of thick bamboo, rotate on the clean room lateral wall and install the tube axle, the one end attach fitting terminal of tube axle, the other end rigid coupling has driven friction wheel, the rigid coupling has the gas box of receiving on the clean room outer wall, the tube axle runs through the gas box of receiving, the through-hole has been seted up on the tube axle pipe wall in order to communicate the gas box inside of receiving, be equipped with the fan in order to suck the gas box inside, be equipped with rotating-structure on the casing and be used for driving driven friction wheel rotation. Preferably, the air purifying chamber is provided with a dustproof grid for preventing external dust and impurities from entering the air purifying chamber. Preferably, the connection mode of the fan and the air accommodating box comprises a three-way valve, an air outlet pipe and an air inlet pipe, one port of the three-way valve is communicated with the air accommodating box through the air outlet pipe, and the other port of the three-way valve is connected with the air inlet end of the fan through the air inlet pipe. Preferably, the rotating structure comprises a short shaft, a motor is fixedly connected to the shell, a first belt wheel is fixedly connected to an output shaft of the motor, the short shaft is rotatably installed on the outer wall of the purifying chamber, a driving friction wheel is fixedly connected to the end portion of the short shaft, a driven friction wheel is matched with the driving friction wheel, a second belt wheel is fixedly connected to the shaft body of the short shaft, and belts are installed on the first belt wheel and the second belt wheel in a matched mode. Preferably, the last port of the three-way valve is communicated with a backflushing structure for cleaning the filter cylinder, the backflushing structure comprises a cylinder body, the last port of the three-way valve is communicated with the bottom of the cylinder body through a pressure pipeline, a first one-way valve is arranged in the pressure pipeline, a second one-way valve is arranged at the bottom of the cylinder body, and a piston is slidably matched in the cylinder body. Preferably, the driving friction wheel is provided with a driving structure for driving the piston to slide in the cylinder body, the driving structure comprises a connecting piece made of angle iron, the driving friction wheel is connected with a pin shaft through the connecting structure, a notch is formed in the connecting piece in a penetrating manner, the pin shaft is in sliding fit in the notch, and a connecting rod is fixedly connected to the bottom of the connecting piece and used for connecting the piston. Preferably, the connecting structure comprises a rotating ring, the rotating ring is rotatably arranged on the end face of the driving friction wheel, the rotating ring is provided with a hole for being matched with a fastening bolt, and the shaft pin is fixed on the end face of the rotating ring. Preferably, the inner wall of the purifying chamber is rotatably provided with a stud, a sliding tube is in sliding fit with the stud, a plug is fixedly connected to the end part of the sliding tube and abuts against the end part of the filter cylinder, and a loc