Workshop flue gas treatment and dust removal device

Abstract

The utility model discloses a dust removal device for workshop flue gas treatment, which relates to the technical field of dust removal devices and comprises a dust collection cover, an electrical dust remover and a bag-type dust remover, the dust collection cover is communicated with the electrical dust remover through a flue gas exhaust pipe fixedly connected with the bottom, and the electrical dust remover is communicated with the bag-type dust remover through a communicating pipe. An exhaust valve is arranged on the side, away from the electric dust remover, of the communicating pipe, the tail end of the communicating pipe communicates with a dust removal box assembly, and an air suction box assembly is fixedly installed on one side of the dust removal box assembly; wherein the air suction box assembly comprises a gas distributor, suction fans and an exhaust pipe, and the suction fans are fixedly connected to the surfaces of the upper end and the lower end of the gas distributor. And through the design of the dust removal box assembly, a worker can clean the filter screen more conveniently, and simplicity and high efficiency are achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to dust removal device technical field, concretely relates to a workshop flue gas treatment dust removal device. BACKGROUND

[0002] The workshop flue gas treatment dust removal device is an important equipment for controlling and reducing flue gas emission in industrial production. These devices effectively remove particulate matter, harmful gases and other pollutants in flue gas through different technical principles such as physical filtration, chemical absorption, electrostatic adsorption, etc., so as to protect the environment, maintain the health of employees, and meet the requirements of environmental protection regulations.

[0003] However, in actual application, the existing flue gas treatment dust removal device mostly adopts a separate bag filter or an electric dust collector. As for a single dust collector, its purification efficiency for flue gas is not very ideal, and in the working process of the dust collector, a large amount of dust and particulate matter will adhere to the surface of the filter cloth after continuous work for a period of time, which is inconvenient to clean and has low efficiency. SUMMARY

[0004] To solve the above technical problems, the utility model provides a workshop flue gas treatment dust removal device, which solves the problems of low purification efficiency of a single dust collector and how to make the filter cloth cleaning more convenient.

[0005] To achieve the above purposes, the utility model adopts the following technical scheme:

[0006] A workshop flue gas treatment dust removal device, comprising a dust collecting hood, an electric dust collector and a bag filter, wherein the dust collecting hood is communicated with the electric dust collector through a bottom fixedly connected smoke exhaust pipe, the electric dust collector is communicated with the bag filter through a communication pipe, the side away from the electric dust collector of the communication pipe is provided with an exhaust valve, the end of the communication pipe is communicated with a dust removal box assembly, and one side of the dust removal box assembly is fixedly installed with a suction box assembly.

[0007] Among them, the suction box assembly comprises a gas distributor, a suction fan and an exhaust pipe, and the upper and lower ends of the gas distributor are fixedly connected with suction fans.

[0008] Preferably, the top of the smoke exhaust pipe is fixedly installed with a condenser, and the bottom of the smoke exhaust pipe is inserted with a dust removal branch pipe.

[0009] Preferably, the dust removal box assembly comprises a box body, sliding rails and a sealing plate, the inside of the box body is provided with a sealing plate, and the inner walls of the box body are equally distributed with sliding rails on both sides.

[0010] Preferably, the lower end of the gas distributor has a suction port, and the gas distributor is fixedly connected with three exhaust pipes through through holes.

[0011] Preferably, the dust removal box assembly comprises a sliding block, a filter screen and a handle, the sliding rail is internally provided with a sliding block, the sliding block is fixedly connected through the intermediate filter screen, and one side of the filter screen is provided with a handle.

[0012] Preferably, the sliding rail is provided in an L shape, and the length of the sliding block is the same as the length of the sliding rail.

[0013] Preferably, a limiting hole is formed in the surface of one side of the box body, and the handle is arranged outside the box body.

[0014] Compared with the prior art, the utility model provides a workshop flue gas treatment dust removal device, has the following beneficial effect: this scheme adopts multistage filtration mode, through the smoke exhaust pipe guides the flue gas to the electric dust collector, carries out electrostatic precipitation treatment first, removes most of particulate matter effectively, subsequently through the communicating pipe sends the flue gas after preliminary purification into the bag type dust collector and carries out depth filtration, finally sends into the dust removal box and carries out last stage filtration, completes flue gas purification, secondly, through the handle can conveniently pull the filter screen, and along the sliding rail slides to the outside of the box body and carries out cleaning or replacement, greatly improves maintenance efficiency and operation convenience, the arrangement of sealing plate 803 guarantees the sealing property of the dust removal box inside, prevents the leakage of dust in the dust removal process. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 It is a three-dimensional structure schematic view of the dust removal device of the utility model;

[0016] Fig. 2 It is a structure schematic view of the dust removal box assembly in the utility model;

[0017] Fig. 3 It is a structure schematic view of the air suction box assembly in the utility model.

[0018] Reference numerals in the drawing are:

[0019] 1, dust collecting cover;2, smoke exhaust pipe;3, condenser;4, dust removal branch pipe;5, electric dust collector;6, bag type dust collector;7, communicating pipe;8, dust removal box assembly;801, box body;802, sliding rail;803, sealing plate;804, sliding block;804, sliding block;805, filter screen;806, handle;9, air suction box assembly;901, gas distributor;902, air suction fan;903, exhaust pipe. DETAILED DESCRIPTION

[0020] The following description is used to disclose the utility model so that those skilled in the art can realize the utility model. The preferred embodiments in the following description are only as examples, and other obvious variants can be thought of by those skilled in the art.

[0021] Reference Figs. 1-3As shown, a workshop flue gas treatment dust removal device, characterized by, including dust hood 1, electric dust collector 5 and bag filter 6, the bottom of dust hood 1 is fixedly connected with exhaust pipe 2, the top of exhaust pipe 2 is fixedly installed with condenser 3, the bottom of exhaust pipe 2 is inserted with dust branch pipe 4, the condenser 3 installed on the top of exhaust pipe 2 is an important pretreatment link, through the condensation effect, the water vapor in the flue gas and part of the condensable gas components are condensed into liquid, adhere to the particulate matter or separate out, which not only helps to reduce the moisture content in the flue gas, but also makes the particulate matter volume increase, weight increase, more easily captured in the subsequent dust removal process, thereby further improving the dust removal efficiency.

[0022] Specifically, dust hood 1 is communicated with electric dust collector 5 through the bottom fixedly connected exhaust pipe 2, electric dust collector 5 is communicated with bag filter 6 through communication pipe 7, the design guides the flue gas to electric dust collector 5 through exhaust pipe 2, first carries out electrostatic dust removal treatment, effectively removes most of the particulate matter, then sends the flue gas after preliminary purification into bag filter 6 through communication pipe 7 for deep filtration, such staged purification process ensures that the flue gas can be treated more thoroughly, improves the overall dust removal efficiency, through the double protection of electric dust collector 5 and bag filter 6, even if one of the dust removal methods fails temporarily, the other can still maintain a certain dust removal capacity, thereby enhancing the stability and reliability of the entire dust removal device.

[0023] Further, the side of communication pipe 7 away from electric dust collector 5 is provided with exhaust valve 10, the exhaust valve 10 is arranged on the side of communication pipe 7 away from electric dust collector 5, which can accurately control the exhaust of airflow, effectively avoids the dust flying caused by excessive airflow or poor dust removal effect caused by insufficient airflow, the arrangement of exhaust valve 10 improves the flexibility and controllability of the dust removal process.

[0024] Furthermore, the end of the communication pipe 7 is communicated with the dust removal box assembly 8, the dust removal box assembly 8 comprises a box body 801, sliding rails 802 and a sealing plate 803, the inside of the box body 801 is provided with the sealing plate 803, the inner wall of the box body 801 is provided with the sliding rails 802 at equal distances on both sides, the dust removal box assembly 8 further comprises sliding blocks 804, filter screens 805 and handles 806, the sliding rails 802 are internally provided with the sliding blocks 804, the sliding blocks 804 are fixedly connected through the intermediate filter screens 805, one side of the filter screen 805 is provided with the handle 806, the sliding rail 802 is designed in an L shape, the length of the sliding block 804 is the same as that of the sliding rail 802, a limiting hole is formed in the surface of one side of the box body 801, the handle 806 is arranged outside the box body 801, the dust removal box assembly 8 is internally designed in a matching mode of the sliding rail 802 and the sliding block 804, so that the installation, dismounting and replacement of the filter screen 805 become extremely simple and fast. The filter screen 805 can be conveniently pulled through the handle 806 and is slid along the sliding rail 803 to the outside of the box body 801 for cleaning or replacement, so that the maintenance efficiency and operation convenience are greatly improved, the sealing plate 803 is arranged to ensure the sealing performance of the inside of the dust removal box, so that the leakage of dust during the dust removal process is prevented, meanwhile, the sliding rail 802 is designed in an L shape, the length of the sliding block 804 is matched with that of the sliding rail 802, so that the stability of the filter screen is further improved, and the displacement or damage of the filter screen 805 due to vibration or other external forces is prevented.

[0025] Please refer to Fig. 3 One side of the dust removal box assembly 8 is fixedly provided with a suction box assembly 9, wherein the suction box assembly 9 comprises gas distributors 901, suction fans 902 and exhaust pipes 903, the upper and lower ends of the gas distributors 901 are fixedly connected with the suction fans 902, the lower end of the gas distributor 901 is provided with a suction port, the gas distributors 901 are fixedly connected with the three exhaust pipes 903 through through holes, and a high-efficiency airflow channel is formed through the fixed connection of the suction port of the gas distributor 901 and the exhaust pipe 903. This design not only improves the flow speed of the airflow, but also makes the dust particles more easily separated and collected under the action of the airflow, ensures the uniform distribution of the suction airflow, reduces vortex and dead angle, and thus improves the overall dust removal efficiency.

[0026] The utility model discloses a working principle and use flow: the flue gas of workshop is captured first by dust catcher 1, and is transported to the inside of device through the bottom fixed connection's exhaust pipe 2, and the condenser 3 of exhaust pipe 2 top installation is as the pretreatment link, and through the condensation effect, the water vapor in the flue gas and part of condensable gas component condense into liquid, adhere on particulate matter or separate out alone, this process not only reduces the moisture content in the flue gas, still makes particulate matter volume increase, weight increase, and lays good foundation for the subsequent dust removal process, and the flue gas after pretreatment enters electric dust collector 5, under the action of high voltage electric field, the particulate matter in the flue gas is ionized and charges, then under the action of electric field force, moves to the electrode and deposits down, realizes preliminary purification, and the flue gas after electrostatic precipitation preliminary purification passes through the communication pipe 7 and enters bag filter 6, in bag filter 6, the flue gas passes through the filtration of filter bag, further removes the remaining fine particulate matter, ensures that the flue gas emission reaches environmental protection standard, and the exhaust valve 10 set up on the communication pipe 7 is used for accurately controlling the discharge of airflow, avoids the poor dust removal effect caused by airflow too big or insufficient, and the flue gas from bag filter 6 enters dust removal tank assembly 8 in the end of communication pipe 7, is further filtered through filter screen 805, regularly pulls out filter screen 805 through handle 806 and cleans or replaces suction fan 902 in suction tank assembly 9, and gas distributor 901 is inhaled dust-containing airflow through suction port, is uniformly distributed and is discharged through exhaust pipe 903, and the whole process continues, ensures that the workshop flue gas is effectively treated and dusted.

[0027] The basic principle, main features and advantages of the utility model are shown and described above. Those skilled in the art should understand that the utility model is not limited by the above examples, and the above examples and descriptions in the specification are only the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model can have various changes and improvements, and these changes and improvements fall within the scope of the claimed utility model. The scope of protection required by the utility model is defined by the attached claims and their equivalents.

Claims

1. A workshop fume treatment and dust removal device, characterized in that: The utility model comprises a dust collecting hood (1), an electric precipitator (5) and a bag dust collector (6); the dust collecting hood (1) is connected to the electric precipitator (5) through a smoke exhaust pipe (2) fixedly connected at the bottom; the electric precipitator (5) is connected to the bag dust collector (6) through a connecting pipe (7); an exhaust valve (10) is provided on the side of the connecting pipe (7) away from the electric precipitator (5); the end of the connecting pipe (7) is connected to a dust box assembly (8); and a suction box assembly (9) is fixedly installed on one side of the dust box assembly (8); The suction box assembly (9) comprises a gas distributor (901), a suction fan (902) and an exhaust pipe (903), and the upper and lower surfaces of the gas distributor (901) are fixedly connected to the suction fan (902).

2. The workshop fume treatment and dust removal device according to claim 1 is characterized in that: A condenser (3) is fixedly mounted on the top of the smoke exhaust pipe (2), and a dust exhaust branch pipe (4) is plugged into the bottom of the smoke exhaust pipe (2).

3. The workshop fume treatment and dust removal device according to claim 1 is characterized in that: The dust removal box assembly (8) comprises a box body (801), a slide rail (802) and a sealing plate (803); the sealing plate (803) is provided inside the box body (801), and the slide rails (802) are evenly distributed on both sides of the inner wall of the box body (801).

4. The workshop fume treatment and dust removal device according to claim 1 is characterized in that: The gas distributor (901) has an air suction port at its lower end, and the gas distributor (901) is fixedly connected to three exhaust pipes (903) via through holes.

5. The workshop fume treatment and dust removal device according to claim 3 is characterized by: The dust removal box assembly (8) further comprises a slider (804), a filter (805) and a handle (806); the slider (804) is provided inside the slide rail (802); the slider (804) is fixedly connected via the filter (805) in the middle; and a handle (806) is provided on one side of the filter (805).

6. The workshop fume treatment and dust removal device according to claim 5, characterized in that: The slide rail (802) is configured to be L-shaped, and the length of the slider (804) is the same as that of the slide rail (802).

7. The workshop fume treatment and dust removal device according to claim 5, characterized in that: A limiting hole is provided on the surface of one side of the box body (801), and the handle (806) is arranged on the outside of the box body (801).

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