CN220026518U

CN220026518U - Municipal works smoke abatement device

Info

Publication number: CN220026518U
Application number: CN202321067203.3U
Authority: CN
Inventors: 戚继明; 李寅; 陈斌; 李风祥
Original assignee: Xinfeng Construction Group Co ltd
Current assignee: Xinfeng Construction Group Co ltd
Priority date: 2023-05-06
Filing date: 2023-05-06
Publication date: 2023-11-17
Anticipated expiration: 2033-05-06

Abstract

The utility model discloses a municipal engineering smoke abatement device, which comprises: the smoke abatement device comprises a smoke abatement device body, wherein a filtering structure is arranged on the inner wall of the smoke abatement device body, a dust removal mechanism is arranged on the inner wall of the smoke abatement device body, an air inlet pipe is arranged on the outer wall of the dust removal mechanism, a smoke inlet end is arranged on the outer wall of the smoke abatement device body, one end of the air inlet pipe is communicated with the smoke inlet end, and an air outlet is arranged at the top of the smoke abatement device body. The utility model strengthens the filtering effect of the smoke removing device on the dust of the smoke body by installing the dust removing mechanism, and the dust removing mechanism is arranged to enable the smoke removing device to adsorb the mixed dust in the smoke body, so that the filtering effect of the smoke removing device on the dust in the smoke body is improved, the dust removing device is prevented from being attached to the surface of the composite filter plate, the filter plate is prevented from being blocked, the filtering capacity of the smoke removing device is influenced, and the practicability and the filtering effect of the smoke removing device are improved.

Description

Municipal works smoke abatement device

Technical Field

The utility model relates to the technical field of smoke removal devices, in particular to a municipal engineering smoke removal device.

Background

Municipal engineering refers to municipal infrastructure construction engineering, and in China municipal infrastructure refers to various buildings, structures, equipment and the like which are arranged in the planning construction range of urban areas and towns (villages) and provide paid or gratuitous public products and services for residents based on government responsibility and obligations. The utility model provides a municipal works, and municipal works often need carry out welding processing to the facility when being under construction, and the flue gas that processing produced causes the pollution to surrounding environment easily, consequently need be applied to smoke abatement device.

Patent document CN218358044U discloses a welding smoke-removing device for municipal public works, and the right item "of protection" includes concave frame, be provided with the inlet scoop between the inside both sides of concave frame, be provided with the pipe between the opposite side of casing and the rear end of inlet scoop, the both sides of inlet scoop are provided with the angle regulation structure that induced drafts. This welding smoke abatement device for municipal utility is through being provided with screw thread section of thick bamboo, fastening hand wheel, spacer sleeve and damping cushion, during the use, when setting up the inlet scoop, can be according to the angle of the nimble adjustment inlet scoop of solder joint, unscrew fastening hand wheel earlier, make appear the clearance between the damping cushion, then break off the inlet scoop and adjust its angle with the fingers and thumb, after adjusting suitable angle, screw up fastening hand wheel, fastening hand wheel extends in the spacer sleeve along screw thread section of thick bamboo, make two sets of damping cushions support each other tightly, the angle of fixed inlet scoop has realized nimble adjustment direction of induced drafting's function, the problem of the device not possessing the nimble function of adjusting the direction of induced drafting is solved.

However, the welding smoke removing device for municipal public works of the above publication mainly considers realizing the function of flexibly adjusting the air suction direction, solves the problem that the device does not have the function of flexibly adjusting the air suction direction, does not consider that the smoke body sucked by the traditional smoke removing device contains a large amount of dust particles, and the existing smoke removing device can filter the dust particles only through a dust collecting net, so that the dust particles are easy to filter the dust incompletely, the dust particles can be attached to the surface of a composite filter plate, the filter plate is blocked to influence the filtering of the filter plate, and then the filtering effect of the smoke removing device is influenced.

Therefore, it is necessary to develop a structure capable of reinforcing the filtering of dust particles in the smoke body by the smoke removing device, and further capable of avoiding the dust particles from adhering to the surface of the composite filter plate, so that the filter plate is blocked to influence the filtering capacity of the smoke removing device, and the practicability and the filtering effect of the smoke removing device are improved.

Disclosure of Invention

The utility model aims to provide a municipal engineering smoke removing device, which aims to solve the technical problems that the traditional smoke removing device provided in the background art has poor filtering effect on dust in smoke, and the dust is easy to adhere to the surface of a composite filter plate to cause blockage.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a municipal works smoke abatement device, comprising:

the smoke removing device comprises a smoke removing device body, wherein a filtering structure is arranged on the inner wall of the smoke removing device body;

the dust removing mechanism is installed to the inner wall of dust removing device body, the intake pipe is installed to dust removing mechanism's outer wall, dust removing mechanism's inner wall runs through and installs the outlet duct, and the one end of outlet duct extends to filtration's inner wall, dust removing mechanism's inner wall movable mounting has two sets of stirring ends, dust removing mechanism's interior bottom wall installs the subassembly of giving vent to anger, the inner wall of giving vent to anger the subassembly is equipped with the cavity, and the one end of intake pipe extends to the inner wall of cavity, the inner wall of giving vent to anger the subassembly runs through and is equipped with multiunit venthole, dust removing mechanism's outer wall is installed to the one end of stirring end, first gear is installed to the one end of stirring end, and first gear is located dust removing subassembly's inner wall, two sets of mounting panels are installed to dust removing subassembly's inner wall, the inner wall of mounting panel runs through movable mounting has the bull stick, the second gear is all installed at the both ends of bull stick, and the second gear meshes with first gear, the outer wall of bull stick encircles and installs first motor, the output of first motor is installed No. two gears, and No. two gears mesh with No. one gear.

Preferably, the outer wall of the smoke removing device body is provided with a smoke inlet end, one end of the air inlet pipe is communicated with the smoke inlet end, and the top of the smoke removing device body is provided with an air outlet.

Preferably, the inner wall embedding of filtration installs the compound filter plate, and the inner wall embedding of filtration installs the dust collection net, and the dust collection net is located one side of compound filter plate, and two sets of first fans are installed at the top of smoke abatement device body, and the inlet end of first fan is installed to filtration's inner wall, and the end of giving vent to anger of first fan is linked together with the gas outlet.

Preferably, the inner wall of the filtering structure is movably provided with two groups of screw rods.

Preferably, two groups of second motors are installed at the top of the filtering structure, the output ends of the second motors are fixedly installed on the inner wall of the screw rod, the outer wall of the screw rod is provided with a movable end in a surrounding mode, the outer wall of the movable end is provided with a cleaning end, the inner wall of the cleaning end is provided with a dust collection cavity, and the inner wall of the cleaning end is provided with two groups of cleaning brushes.

Preferably, the cleaning structure is mounted on the inner bottom wall of the filtering structure.

Preferably, the inner wall of clearance structure installs two sets of second fans, and the end of giving vent to anger of second fan is installed to filtration's outer wall, and the collecting box is installed to clearance structure's inner wall, and the inlet end of second fan is installed to the inner wall of collecting box, and collecting box is installed to the interior bottom wall of collecting box, and the inner wall of collecting box runs through and installs scalable dust absorption hose, and the one end of scalable dust absorption hose extends to the inner wall in dust absorption chamber, and the filter screen is installed in the inner wall gomphosis of collecting box.

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

1. the utility model strengthens the filtering effect of the smoke removing device on smoke dust by installing the dust removing mechanism, the first fan is started, the air inlet end of the first fan sucks gas in the filtering structure and discharges the gas to the outside through the air outlet communicated with the air outlet end, so that negative pressure is formed in the filtering structure, the air outlet pipe communicated with the air inlet end, the dust removing mechanism and the air inlet pipe can generate suction force, the air inlet pipe can suck external smoke through the air inlet pipe, the sucked smoke enters the air outlet assembly through the air outlet pipe and is dispersed into small bubbles through the cavity and the air outlet hole, and then is uniformly sprayed into the dust removing mechanism, the first motor is started, the output end of the first motor drives the rotating rod through the second gears arranged at the two ends and the first gears meshed with the second gears, and the rotating rod drives the two groups of stirring ends to rotate relatively along with the rotation of the two groups of stirring ends, the fine bubbles sprayed out of the air outlet hole can be scattered, the smoke can be more efficiently mixed with liquid in the dust removing mechanism, the liquid in the dust removing mechanism can mix the smoke, the mixed smoke in the air outlet pipe in the process can absorb smoke dust into the air outlet pipe, the smoke absorbing body through the cavity and the small bubbles, the smoke dust in the filter plate can be filtered through the filter plate, and the smoke dust can be filtered by the filter plate is prevented from the filter plate, and the smoke dust can be filtered by the filter plate is improved, and the filter effect of the filter effect is achieved;

2. according to the utility model, the cleaning structure is arranged to enable the smoke removing device to automatically complete the cleaning work of the dust collecting net, so that the dust collecting net can continuously keep in a high-efficiency filtering state, when the smoke removing device is in a working state, dust in the smoke body is attached to the outside of the dust collecting net, when a large amount of dust outside the dust collecting net is accumulated, the dust collecting net is easy to influence the filtering effect, therefore, the dust collecting net is required to be cleaned at regular time, the second fan is started, the air inlet end of the second fan sucks air in the collecting box and conveys the air to the outside of the filtering structure through the air outlet end, negative pressure is formed in the collecting box, a dust collecting cavity communicated with the dust collecting box through the telescopic dust collecting hose can generate suction force, the second motor is started, the output end of the second motor drives the screw rod to rotate, the movable end of the screw rod is meshed with the cleaning end to move, two groups of cleaning brushes arranged on the inner wall of the dust collecting net brush, and the dust removed through the suction force of the dust collecting cavity enters the collecting box after the dust collecting box is filtered by the filter screen, the dust removed through the suction force of the dust collecting cavity is blocked into the collecting box after the dust collecting box is filtered, the dust in the collecting box is filtered, the dust collecting box is continuously filtered, and the smoke removing efficiency of the dust collecting device can be continuously improved, and the smoke removing efficiency can be continuously realized.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of a filter structure according to the present utility model;

FIG. 3 is a schematic view of the dust removing mechanism of the present utility model;

FIG. 4 is a schematic view of a cleaning end structure of the present utility model;

fig. 5 is a schematic view of a cleaning structure according to the present utility model.

In the figure: 1. a smoke abatement device body; 101. a smoke inlet end; 102. an air outlet; 2. a filtering structure; 201. a composite filter plate; 202. a dust collecting net; 203. a first fan; 3. a dust removing mechanism; 301. an air inlet pipe; 302. an air outlet pipe; 303. a stirring end; 4. an air outlet assembly; 401. a cavity; 402. an air outlet hole; 5. a dust removal assembly; 501. a first gear; 502. a mounting plate; 503. a rotating rod; 504. a second gear; 505. a first gear; 506. a first motor; 507. a second gear; 6. a screw rod; 601. a second motor; 602. a moving end; 603. a cleaning end; 604. a dust collection cavity; 605. cleaning brushes; 7. cleaning the structure; 701. a second fan; 702. a collection box; 703. a collection box; 704. a telescopic dust collection hose; 705. and (5) a filter screen.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1 and 2, a municipal works smoke abatement device includes: the smoke abatement device comprises a smoke abatement device body 1, a filtering structure 2 is installed on the inner wall of the smoke abatement device body 1, a smoke inlet end 101 is installed on the outer wall of the smoke abatement device body 1, one end of an air inlet pipe 301 is communicated with the smoke inlet end 101, an air outlet 102 is installed at the top of the smoke abatement device body 1, a composite filter plate 201 is installed on the inner wall of the filtering structure 2 in a jogged mode, a dust collecting net 202 is installed on the inner wall of the filtering structure 2 in a jogged mode, the dust collecting net 202 is located on one side of the composite filter plate 201, two groups of first fans 203 are installed on the top of the smoke abatement device body 1, the air inlet ends of the first fans 203 are installed on the inner wall of the filtering structure 2, the air outlet ends of the first fans 203 are communicated with the air outlet 102, the smoke abatement device body 1 is a municipal engineering smoke abatement device, external smoke is introduced into the smoke abatement device through the smoke inlet end 101, the filtering structure 2 filters the smoke through the composite filter plate 201 and the dust collecting net 202, and the filtered gas is discharged to the outside of the smoke abatement device through the air outlet 102.

Referring to fig. 1, 2 and 3, a dust removing mechanism 3 is installed on the inner wall of a smoke removing device body 1, a dust removing mechanism 3 is installed on the inner wall of the smoke removing device body 1, an air inlet pipe 301 is installed on the outer wall of the dust removing mechanism 3, an air outlet pipe 302 is installed on the inner wall of the dust removing mechanism 3 in a penetrating manner, one end of the air outlet pipe 302 extends to the inner wall of a filtering structure 2, two groups of stirring ends 303 are movably installed on the inner wall of the dust removing mechanism 3, an air outlet assembly 4 is installed on the inner bottom wall of the dust removing mechanism 3, a cavity 401 is arranged on the inner wall of the air outlet assembly 4, one end of the air inlet pipe 301 extends to the inner wall of the cavity 401, a plurality of groups of air outlet holes 402 are formed on the inner wall of the air outlet assembly 4 in a penetrating manner, a dust removing assembly 5 is installed on the outer wall of the dust removing mechanism 3, a first gear 501 is installed on one end of the stirring ends 303, the first gear 501 is located on the inner wall of the dust removing assembly 5, two groups of mounting plates 502 are installed on the inner wall of the dust removing assembly 5, the inner wall of the mounting plate 502 is penetrated and movably provided with a rotating rod 503, two ends of the rotating rod 503 are respectively provided with a second gear 504, the second gear 504 is meshed with the first gear 501, the outer wall of the rotating rod 503 is circumferentially provided with a first gear 505, the inner wall of the dust removing component 5 is provided with a first motor 506, the output end of the first motor 506 is provided with a second gear 507, the second gear 507 is meshed with the first gear 505, the first fan 203 is started, the air inlet end of the first fan absorbs the air in the filter structure 2 and is discharged to the outside through the air outlet 102 communicated with the air outlet end, thus the inside of the filter structure 2 forms negative pressure, the air outlet pipe 302, the dust removing mechanism 3 and the air inlet pipe 301 communicated with the filter structure can generate suction force, the air inlet pipe 301 can absorb external smoke through the air inlet end 101, the tobacco body sucked up will get into and go out in the air outlet subassembly 4 through outlet duct 302 and evenly spray to dust removal mechanism 3 after the cavity 401 and venthole 402 disperse the tobacco body to the tiny bubble, first motor 506 starts, its output is through No. two gears 507 and with it meshed gear No. one 505 drive bull stick 503 rotation, bull stick 503 rotates through two sets of second gears 504 of both ends installation and with it meshed first gear 501 drive two sets of stirring ends 303 relative rotation, along with the rotation of two sets of stirring ends 303, it will break up the tiny bubble of venthole 402 spun, make the tobacco body more efficient in dust removal mechanism 3 liquid carry out the mixture, and the liquid in this in-process dust removal mechanism 3 will adsorb the dust that mixes in the tobacco body, thereby accomplish the dust removal work to the tobacco body, tobacco body after the dust removal will get into filter structure 2 through outlet duct 302, wherein dust collection net 202 will carry out secondary filter to the dust in the tobacco body, and compound filter plate 201 will filter the harmful substance in the tobacco body, thereby reach the smoke removal effect, the filter effect to the filter plate 201 has been improved like this, the filter effect to the filter plate 201 has been adhered to the filter plate has been avoided in its filter plate surface to the filter effect.

Referring to fig. 2, 4 and 5, two groups of screw rods 6 are movably mounted on the inner wall of the filtering structure 2, two groups of second motors 601 are mounted on the top of the filtering structure 2, the output end of each second motor 601 is fixedly mounted on the inner wall of each screw rod 6, a movable end 602 is mounted on the outer wall of each screw rod 6 in a surrounding manner, a cleaning end 603 is mounted on the outer wall of each movable end 602, a dust collection cavity 604 is formed in the inner wall of each cleaning end 603, two groups of cleaning brushes 605 are mounted on the inner wall of each filtering structure 2, a cleaning structure 7 is mounted on the inner bottom wall of each filtering structure 7, two groups of second fans 701 are mounted on the inner wall of each cleaning structure 7, the air outlet ends of the second fans 701 are mounted on the outer wall of the filtering structure 2, a collection box 702 is mounted on the inner wall of each cleaning structure 7, a collection box 703 is mounted on the inner bottom wall of each collection box 702, a telescopic dust collection hose 704 is mounted on the inner wall of each collection box 702 in a penetrating manner, and one end of the telescopic dust collection hose 704 extends to the inner wall of the dust collection cavity 604, the inner wall of the collection box 702 is embedded with a filter screen 705, when the smoke removing device works, dust in the smoke body is adhered to the outside of the dust collection net 202, and when a large amount of dust is accumulated outside the dust collection net 202, the dust collection net 202 is easy to influence the filtering effect, so that the dust collection net 202 needs to be cleaned at regular time, the second fan 701 is started, the air inlet end of the second fan 701 sucks air in the collection box 702 and conveys the air to the outside of the filtering structure 2 through the air outlet end, negative pressure is formed in the collection box 702, suction force can be generated by the dust collection cavity 604 communicated with the telescopic dust collection hose 704, the second motor 601 is started, the output end of the second motor drives the screw 6 to rotate, the moving end 602 meshed with the outer wall of the screw 6 drives the cleaning end 603 to move along with the movement of the cleaning end 603, two groups of cleaning brushes 605 installed on the inner wall of the dust collecting box are used for brushing dust on the dust collecting net 202, the brushed dust enters the dust collecting box 702 through the suction force of the dust collecting cavity 604 and is intercepted into the dust collecting box 702 after being filtered by the filter screen 705, and the dust on the filter screen 705 falls into the dust collecting box 703 to be collected along with the influence of gravity along with the stopping of the cleaning structure 7, so that the smoke removing device can automatically complete the cleaning work of the dust collecting net 202, the dust collecting device can continuously keep an efficient filtering state, the filtering efficiency of the smoke removing device is further ensured, and the practicability of the smoke removing device is improved.

The working principle is that the smoke removing device body 1 is a municipal engineering smoke removing device, external smoke enters the smoke removing device through the smoke inlet end 101, the smoke is filtered by the filtering structure 2 through the composite filter plate 201 and the dust collecting net 202, the filtered gas is discharged to the outside of the smoke removing device through the gas outlet 102, the first fan 203 is started, the gas in the filtering structure 2 is sucked by the air inlet end and discharged to the outside through the gas outlet 102 communicated with the gas outlet end, so that negative pressure is formed in the filtering structure 2, the air outlet pipe 302, the dust removing mechanism 3 and the air inlet pipe 301 communicated with the negative pressure are enabled to generate suction force, the air inlet pipe 301 can suck the external smoke through the smoke inlet end 101, the sucked smoke enters the air outlet assembly 4 through the air outlet pipe 302 and is uniformly sprayed into the dust removing mechanism 3 after being dispersed to small bubbles through the cavity 401 and the air outlet hole 402, the first motor 506 is started, the output end of the first motor is driven to rotate by the second gear 507 and the first gear 505 meshed with the second gear 507, the rotating rod 503 is driven to rotate by the two groups of second gears 504 arranged at two ends and the first gear 501 meshed with the first gear to drive the two groups of stirring ends 303 to rotate relatively, as the two groups of stirring ends 303 rotate, tiny bubbles sprayed out of the air outlet holes 402 are scattered, so that cigarettes can be more efficiently mixed with liquid in the dust removing mechanism 3, in the process, the liquid in the dust removing mechanism 3 adsorbs mixed dust in the cigarettes, thus completing dust removing work on the cigarettes, the cigarettes after dust removing enter the filtering structure 2 through the air outlet pipe 302, dust in the cigarettes is filtered secondarily by the dust collecting net 202, harmful substances in the cigarettes are filtered by the composite filter plate 201, therefore, the smoke removing effect is achieved, the filtering effect of the smoke removing device on dust in the smoke body is improved, the dust removing device is prevented from adhering to the surface of the composite filter plate 201, the filtering capacity of the smoke removing device is improved, the practicality and the filtering effect of the smoke removing device are improved, dust in the smoke body is adhered to the outside of the dust collecting net 202 after the smoke removing device is finished, when a large amount of dust outside the dust collecting net 202 is accumulated, the dust filtering effect of the dust collecting net 202 is easily affected, therefore, the dust collecting net 202 is cleaned at regular time, the second fan 701 is started, the air inlet end of the second fan is used for sucking air in the collecting box 702 and conveying the air to the outside of the filtering structure 2 through the air outlet end, negative pressure is formed in the collecting box 702, the dust collecting cavity 604 communicated with the dust collecting box through the telescopic dust collecting hose 704 can generate suction force, the second motor 601 is started, the output end of the second motor drives the screw rod 6 to rotate, the moving end 602 of the screw rod 6 is meshed with the cleaning end 603, two groups of brushes 605 are installed on the inner wall of the dust collecting net 202, the dust on the dust collecting net 202 is cleaned, the dust is cleaned regularly, the dust is conveyed to the dust is continuously and is conveyed to the dust collecting box 702 through the dust collecting box through the air outlet end, the dust collecting device is continuously filtered by the dust collecting box 702, the dust collecting device is continuously and the dust collecting box is continuously filtered in the dust collecting box 702, and the dust collecting box is continuously filtered by the dust collecting box is continuously and can be kept in the dust collecting and can be continuously high up by the dust collecting and can be continuously filtered by the dust collecting and continuously in the dust collecting box 702 through the dust collecting device.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. Municipal works smoke abatement device, its characterized in that includes:

the smoke removing device comprises a smoke removing device body (1), wherein a filtering structure (2) is arranged on the inner wall of the smoke removing device body (1);

the dust removing mechanism (3), dust removing mechanism (3) is installed to the inner wall of dust removing device body (1), intake pipe (301) is installed to the outer wall of dust removing mechanism (3), dust removing mechanism (3)'s inner wall runs through and installs outlet duct (302), and the one end of outlet duct (302) extends to the inner wall of filtration (2), the inner wall movable mounting of dust removing mechanism (3) has two sets of stirring ends (303), the interior bottom wall of dust removing mechanism (3) is installed and is given vent to anger subassembly (4), the inner wall of giving vent to anger subassembly (4) is equipped with cavity (401), and the one end of intake pipe (301) extends to the inner wall of cavity (401), the inner wall of giving vent to anger subassembly (4) runs through and is equipped with multiunit venthole (402), dust removing subassembly (5) are installed to the outer wall of dust removing mechanism (3), first gear (501) are installed to the one end of stirring end (303), and first gear (501) are located the inner wall of dust removing subassembly (5), two sets of mounting plates (502) are installed to the inner wall of dust removing subassembly (5), the inner wall movable mounting plate (502) is installed to the inner wall of mounting plate (503) is equipped with cavity (503), and two looks gear (503) are all meshed with second gear (503), the outer wall of bull stick (503) encircles and installs No. one gear (505), first motor (506) are installed to the inner wall of dust removal subassembly (5), no. two gears (507) are installed to the output of first motor (506), and No. two gears (507) mesh with No. one gear (505).

2. The municipal works smoke abatement device of claim 1, wherein: the outer wall of the smoke removing device body (1) is provided with a smoke inlet end (101), one end of the air inlet pipe (301) is communicated with the smoke inlet end (101), and the top of the smoke removing device body (1) is provided with an air outlet (102).

3. The municipal works smoke abatement device of claim 1, wherein: the inner wall gomphosis of filtration (2) is installed compound filter plate (201), and the inner wall gomphosis of filtration (2) is installed dust collection net (202), and dust collection net (202) are located one side of compound filter plate (201), and two sets of first fans (203) are installed at the top of smoke abatement device body (1), and the inlet end of first fans (203) is installed to the inner wall of filtration (2), and the outlet end and the gas outlet (102) of first fans (203) are linked together.

4. The municipal works smoke abatement device of claim 1, wherein: two groups of screw rods (6) are movably arranged on the inner wall of the filtering structure (2).

5. The municipal works smoke abatement device of claim 1, wherein: two sets of second motors (601) are installed at the top of filtration (2), and the output fixed mounting of second motor (601) is to the inner wall of lead screw (6), and movable end (602) is installed around the outer wall of lead screw (6), and clearance end (603) are installed to the outer wall of movable end (602), and the inner wall of clearance end (603) is equipped with dust absorption chamber (604), and two sets of clearance brushes (605) are installed to the inner wall of clearance end (603).

6. The municipal works smoke abatement device of claim 1, wherein: the inner bottom wall of the filtering structure (2) is provided with a cleaning structure (7).

7. The municipal works smoke abatement device of claim 6, wherein: two sets of second fans (701) are installed to the inner wall of clearance structure (7), and the outer wall to filtration (2) is installed to the end of giving vent to anger of second fans (701), collecting box (702) is installed to the inner wall of clearance structure (7), and the inner wall to collecting box (702) is installed to the end of admitting air of second fans (701), collecting box (703) are installed to the interior bottom wall of collecting box (702), scalable dust absorption hose (704) are installed in the inner wall penetration of collecting box (702), and the one end of scalable dust absorption hose (704) extends to the inner wall of dust absorption chamber (604), filter screen (705) are installed in the inner wall gomphosis of collecting box (702).