CN213887417U - Mobile motor purging and dust removing device - Google Patents

Abstract

The utility model discloses a portable motor sweeps dust collector belongs to motor dust removal technical field, and it sets up through the automobile body, sweeps the correspondence of subassembly, convulsions subassembly, dust collecting assembly, can realize dismantling to wait to sweep the motor and sweep the dust removal operation that sweeps in dismantling the position and carrying out the enclosure. The utility model discloses a portable motor sweeps dust collector, a structure is simple, it is convenient to use, the flexibility ratio is high, can effectively realize that the sealing of different motors dismantlement position department motors sweeps, when avoiding the interior dust dispersion condition of maintenance workshop to take place, reduce the process of transporting of motor, the maintenance environment in the maintenance workshop has effectively been guaranteed, the dust removal technology of motor has been simplified, the work load of operating personnel has been reduced, the work safety of maintainer has been ensured, the input of equipment such as protective clothing has been reduced, the cost of motor sweeping operation has been reduced, better application effect and spreading value have.

Description

Mobile motor purging and dust removing device

Technical Field

The utility model belongs to the technical field of the motor removes dust, concretely relates to portable motor sweeps dust collector.

Background

For various motors in rail transit, dust is easy to enter the motors during long-time running and use. Moreover, along with the continuous accumulation of dust in the motor, the heat dissipation of the motor is difficult, the normal use of the motor is affected, and even the motor is damaged. Therefore, the rail transit vehicle maintenance workshop needs to undertake the dust removal maintenance work of various large motors every year so as to ensure the normal operation of the motors.

At present, to the dust removal processing of motor in the repair shop go on through the manual type usually, the maintainer can directly use high-pressure spray gun to clear up the motor with high-pressure gas usually, and the clearance of dust in the motor can be realized to a certain extent to this kind of mode. However, the existing cleaning mode can generate a large amount of dust in the maintenance workshop, so that the operator can normally operate only by wearing the protective clothing, which undoubtedly increases the equipment cost of the motor purging operation. Moreover, the existing motor purging and dust removing device is often fixedly arranged, and a motor detached from a vehicle needs to be conveyed to a corresponding dust removing station and fixed, so that the difficulty of motor cleaning and the labor amount of maintenance operators are greatly increased. In addition, the existing dust removal blowing mode has higher requirements on the level of manual operation, and once an operator operates the blowing device loosely, a cleaning blind area can exist, so that the dust removal effect of the motor is difficult to ensure.

SUMMERY OF THE UTILITY MODEL

To the above defect of prior art or improve in the demand one or more, the utility model provides a portable motor sweeps dust collector can effectively realize sweeping the dust removal operation of motor in the enclosure space, reduces the handling of motor, simplifies the process that the motor swept the dust removal, when promoting the motor and sweeping dust collection efficiency, quality, reduces the pollution to the interior operation environment of maintenance workshop, reduces the running cost that sweeps of motor.

In order to achieve the purpose, the utility model provides a movable motor purging and dust removing device, which comprises a vehicle body, a purging component and an air draft component, wherein the purging component and the air draft component are arranged in the vehicle body;

the vehicle body can reciprocate in the maintenance workshop, and a purging bin, a dust collecting bin and an equipment bin are arranged in the vehicle body;

the purging bin is a closable bin chamber and is used for placing a motor to be purged, wherein a cylindrical annular dust removal unit is arranged corresponding to the motor; the annular dust removal unit can be sleeved on the periphery of a motor placed in the blowing bin, and a plurality of air blowing holes are formed in the wall surface of the inner periphery of the annular dust removal unit along the annular direction and used for blowing in high-pressure blowing air; the blowing component is connected with the annular dust removal unit in a matching way and is used for conveying high-pressure blowing air to the annular dust removal unit;

the dust collection bin is arranged between the blowing bin and the equipment bin, one side of the dust collection bin is communicated with the blowing bin through a first exhaust pipe, and the other side of the dust collection bin is communicated with an exhaust assembly in the equipment bin, so that the exhaust assembly can exhaust dust gas in the blowing bin into the dust collection bin; the dust collecting bin is internally provided with a dust collecting unit for collecting dust in the dust gas to realize the separation of the dust and air;

a blowing motor and an exhaust fan are arranged in the equipment bin; the blowing motor is communicated with the annular dust removal unit through a ventilation pipe; the exhaust fan is communicated with the dust collection bin through a second exhaust pipe and is used for sucking the dust gas into the dust collection bin and discharging the gas subjected to dust collection.

As a further improvement of the utility model, a motor supporting frame is arranged in the blowing bin corresponding to the bearing of the motor;

the motor supporting frame is arranged at the bottom of the blowing bin, and a motor locking unit is arranged at the top of the motor supporting frame and used for fixing the end part of the motor; and a cavity communicated with the exhaust pipe is arranged below the motor support frame, and a plurality of through holes penetrating through the two end faces are arranged on the motor support frame at intervals.

As a further improvement of the utility model, the dust collecting unit is a water bath component, which comprises a water storage tank, a water bath spray head and a sedimentation tank;

the water storage tank is arranged on the vehicle body and used for supplying water to the water bath spray head; the water bath spray head is arranged in the dust collection bin and is used for carrying out water bath dust collection on dust in the dust collection bin; the sedimentation tank is arranged at the bottom of the dust collection bin and is used for collecting the sewage after dust collection.

As a further improvement of the utility model, the bottom of the sedimentation tank is provided with a drain pipe, and a drain valve is arranged on the drain pipe.

As a further improvement of the utility model, the inside of the annular dust removal unit is provided with an annular cavity, the air blowing hole is communicated with the ventilation pipe respectively through the annular cavity.

As a further improvement of the present invention, the annular cavity is divided into a plurality of independent cavity units; each cavity unit corresponds to a plurality of air blowing holes respectively, and each cavity unit is communicated with the ventilation pipe through a branch pipe respectively.

As a further improvement of the utility model, a three-channel pipeline separator is arranged corresponding to the exhaust fan and is connected with the exhaust fan in a matching way, and a filter pipe, an exhaust pipe and a dust removal pipe are correspondingly arranged on the three-channel pipeline separator;

the filter pipe is connected with the second exhaust pipe and is used for filtering the gas extracted by the second exhaust pipe; the exhaust pipe is used for exhausting gas; one end of the dust removal pipe is connected with the three-channel pipeline separator, and the other end of the dust removal pipe is communicated with the dust collection bin and is used for returning gas into the dust collection bin for secondary dust collection.

As a further improvement of the utility model, correspond it is provided with sealed lid to sweep the storehouse, is used for realizing sweep opening and sealing in storehouse.

As a further improvement of the utility model, the dust collecting bin and/or a dust sensor is arranged in the second exhaust pipe and used for detecting the dust concentration in the dust gas.

As a further improvement, still be provided with motor hoist and mount subassembly on automobile body 3, it includes hoisting support and hoist cable for the realization is waited to sweep the motor and is advanced from the automobile body outside hoist and mount sweep in the storehouse, and realize accomplishing to sweep the motor and hang out from sweeping in the storehouse.

The above-described improved technical features may be combined with each other as long as they do not conflict with each other.

Generally, through the utility model above technical scheme who conceives compares with prior art, the beneficial effect who has includes:

(1) the utility model discloses a portable motor sweeps dust collector, it is through the automobile body, sweep the subassembly, convulsions subassembly, the corresponding setting of dust collection subassembly, can realize that the motor that waits to sweep that dismantles carries out the operation of sweeping the dust removal in the enclosure space in the dismantlement position, realized that the motor sweeps the isolation of operation space and other operation spaces in the tool car, avoided the motor to sweep the dust pollution of operation in-process to the tool car, ensured the operation environment in the tool car, ensured maintainer's personal health, reduced the input of equipment such as protective clothing, reduced the cost that the motor removed dust; meanwhile, the long-distance carrying of the motor is effectively avoided, the operation labor amount of maintenance operators is reduced, the motor blowing and dust removing efficiency is improved, and the operation cost of motor blowing and dust removing is reduced;

(2) the utility model discloses a portable motor sweeps dust collector, it utilizes the matching setting of parts such as storage water tank, water bath shower nozzle, sedimentation tank, drain pipe, drain valve through setting up the water bath dust collecting assembly optimally, makes the dust gas that draws from sweeping the storehouse can effectively realize the dust collection operation in the dust collection storehouse, reduces the dust concentration in the gas of being discharged by the convulsions subassembly, avoids the pollution to the environment, guarantees the security and the travelling comfort of the operation environment of maintenance workshop;

(3) the utility model discloses a portable motor sweeps dust collector, it utilizes the corresponding setting of filter tube, dust removal pipe, blast pipe that three-channel pipeline separator and correspond connection with it to carry out preferred setting to convulsions subassembly, can effectively realize being further filtered of the gaseous dust collection, realizes gaseous secondary dust collection operation, fully ensures the accuracy of dust gas dust collection operation, avoids the air pollution in maintenance workshop, ensures the security of maintenance operation personnel work;

(4) the utility model discloses a portable motor sweeps dust collector, it effectively realizes waiting to sweep the hoist and mount of motor in the storehouse and accomplish the motor and hang out from sweeping the storehouse after sweeping from the dismouting position through the corresponding setting of motor hoist and mount subassembly, has practiced thrift the transport time of motor, has reduced the manpower amount of labour in the motor sweeps the operation process, has promoted the efficiency that the motor overhauld, swept the operation;

(5) the utility model discloses a portable motor sweeps dust collector, a structure is simple, it is convenient to use, the flexibility ratio is high, can effectively realize that the sealing of different motors dismantlement position department motors sweeps, when avoiding the interior dust dispersion condition of maintenance workshop to take place, reduce the process of transporting of motor, the maintenance environment in the maintenance workshop has effectively been guaranteed, the dust removal technology of motor has been simplified, the work load of operating personnel has been reduced, the work safety of maintainer has been ensured, the input of equipment such as protective clothing has been reduced, the cost of motor sweeping operation has been reduced, better application effect and spreading value have.

Drawings

Fig. 1 is a schematic view of the overall structure of a mobile motor purging and dust removing device in the embodiment of the present invention;

fig. 2 is a schematic structural overhead view of the mobile motor purging and dust removing device in the embodiment of the present invention;

in all the figures, the same reference numerals denote the same features, in particular:

1. a purge assembly; 101. purging the motor; 102. an annular dust removal unit; 103. a breather pipe;

2. an air draft assembly; 201. an exhaust fan; 202. an exhaust pipe; 203. a filter tube; 204. a dust removal pipe; 205. an exhaust pipe; 206. a three-channel pipeline separator;

3. a vehicle body; 301. purging the bin; 302. a dust collection bin; 303. an equipment bin; 304. a sealing cover; 305. a push-pull rod; 306. a motor support frame; 307. a dust sensor;

4. a water bath assembly; 401. a water storage tank; 402. a water bath spray head; 403. a drain pipe; 404. a drain valve; 405. a sedimentation tank;

5. an electric motor.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention. Furthermore, the technical features mentioned in the embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

Example (b):

referring to fig. 1 and 2, the mobile motor purging and dust removing device in the preferred embodiment of the present invention includes a purging assembly 1, an air extracting assembly 2, and a vehicle body 3. Wherein, the main part of automobile body 3 is the box structure to can reciprocate walking in the tool car workshop, in order to be used for advancing the dismouting position of waiting to sweep the motor, and then accomplish fast and wait to sweep the dust removal operation that sweeps of motor, avoid waiting to sweep the long distance transport of reciprocating of motor 5. Meanwhile, the blowing component 1 and the air draft component 2 are respectively arranged in the vehicle body 3, and the blowing component is used for blowing the motor 5 accommodated in the vehicle body 3 to blow out dust in the motor; the latter is used for extracting the dust-containing gas blown out from the motor 5 until the blowing and dust removing operation of the motor 5 is completed.

Specifically, the vehicle body 3 in the preferred embodiment is a box-shaped structure, and a purge bin 301, a dust collection bin 302, and an equipment bin 303 are provided inside the vehicle body. The purging bin 301 is used for accommodating a motor 5 to be purged, and a motor support frame 306 is arranged at the bottom of the purging bin 301 and used for bearing and fixing the motor 5. In a preferred embodiment, the dust suction passage provided corresponding to the purge bin 301 is provided at the bottom of the purge bin 301, which is also to avoid a large accumulation of dust at the bottom of the purge bin 301.

In view of this, the motor supporting frame 306 in the preferred embodiment is a horizontal plate-shaped structure, and the motor supporting frame 306 is provided with a plurality of through holes penetrating through two end surfaces of the plate body for passing and pumping away the dust gas. Preferably, the motor support frame 306 is embedded at the bottom of the purging bin 301, so that the motor support frame can be rapidly assembled, disassembled and replaced, and the top surface of the motor support frame 306 is provided with a limiting mechanism capable of fixing the end of the motor 5, which includes but is not limited to a fastener, a limiting bump and the like arranged at circumferential intervals, so as to prevent the motor 5 from swinging left and right in the dust removal purging process, and avoid the motor 5 from damaging related parts in the purging bin 301. In addition, a cavity with a certain depth is arranged at the bottom of the motor support frame 306 and is used for containing dust passing through a through hole in the motor support frame 306; preferably, the chamber is provided in the form of a bell mouth having a certain inclination angle so that the dust can be gathered from the periphery to the middle of the chamber. Accordingly, the exhaust pipe 202 of the exhaust assembly 2 is connected to the middle of the chamber, so that the dust and the gas containing the dust in the blowing bin 301 can be continuously exhausted.

Further, a dust collection bin 302 in the vehicle body 3 is disposed at one side of the purge bin 301, and is communicated with the other end of the exhaust pipe 202 to form a closed exhaust space. Meanwhile, at least one water bath nozzle 402 is arranged at the top of the dust collection bin 302 and used for spraying water into the dust collection bin 302 and adsorbing dust in the extracted air. Correspondingly, a sedimentation tank 405 is formed at the bottom of the dust collecting bin 302 and is used for containing sewage obtained after water bath dedusting. Obviously, the liquid level in the settling tank 405 will not always be communicated to the end of the dust bin 302 beyond the extraction pipe 202, as shown in fig. 1. In order to adjust the liquid level of the sedimentation tank 405 and to realize the discharge of the sewage and sediment in the sedimentation tank 405, a drain pipe 403 is provided at the bottom of the sedimentation tank 405, and a drain valve 404 is provided on the drain pipe 403, thereby realizing the discharge of the sewage and sediment.

Further, a water storage tank 401 is arranged at the top of the vehicle body 3 corresponding to the water bath sprayer 402, and the water bath sprayer 402, the sedimentation tank 405, the drain pipe 403 and the drain valve 404 jointly form a water bath component 4 for purging the dust removal device, so that the dust in the extracted gas is absorbed to a certain extent, the gas containing a large amount of dust is prevented from being discharged, and the environmental pollution is reduced. Of course, in addition to the water bath module 4 for performing the dust removal process of the dust in the gas, other types of dust separation mechanisms, such as a cyclone separation mechanism, an electrostatic adsorption mechanism, etc., may be provided in the vehicle body 3 as needed, and these may be preferred according to actual needs.

Preferably, a dust sensor 307 is arranged in the dust collecting bin 302 for detecting the dust concentration in the gas in real time so as to judge the purging and dust removing state of the motor 5. When the dust sensor 307 indicates that the dust concentration in the gas is below a certain threshold, it indicates that the motor 5 is nearly clean and the purge assembly 1 stops the purge operation. It is further preferred that the dust sensor 307 is arranged at the top of the dust collecting bin 302 to avoid the influence of the rising liquid level of the sedimentation tank 405; also, the dust sensor 307 is preferably disposed near or directly in the mouth of the duct that draws air from the dust bin 302, which in the preferred embodiment is the filter tube 203, as shown in figure 1,

further, a filter pipe 203 is arranged corresponding to the extraction of the gas in the dust collecting bin 302, one end of the filter pipe is communicated with the top of the dust collecting bin 302, the other end of the filter pipe is connected to the three-channel pipeline separator 206, and the other two channel interfaces of the three-channel pipeline separator 206 are respectively connected with an exhaust pipe 205 and a dust removing pipe 204. Wherein. The other end of the exhaust pipe 205 is communicated with the atmosphere for exhausting gas; the other end of the dust removal pipe 204 leads back to the dust collection bin 302 for secondary dust removal of the gas with dust concentration not meeting the emission requirement. In addition, the suction fan 201 of the suction assembly 2 in the preferred embodiment is correspondingly connected to the three-channel pipeline separator 206 and can suck air from the dust bin 302 through the filter pipe 203.

Further, the purge assembly 1 in the preferred embodiment includes a purge motor 101 housed in an equipment bin 303 along with a suction fan 201. Meanwhile, a vent pipe 103 and an annular dust removal unit 102 are arranged corresponding to the purging motor 101, and two ends of the vent pipe 103 are respectively connected with the purging motor 101 and the annular dust removal unit 102 and used for conveying high-pressure gas to the annular dust removal unit 102. In the preferred embodiment, a solenoid valve is provided on the vent tube 103 for on/off control of the blow line. Preferably, a pressurization device, such as a pressurization tank, is disposed between the annular dust removal unit 102 and the purge motor 101, so that the purge gas can be pressurized to ensure the purging strength.

In a preferred embodiment, the annular dust removal unit 102 is a cylindrical structure, and is detachably fixed in the purging bin 301, and a space for accommodating the motor 5 is formed inside the annular dust removal unit 102, that is, the annular dust removal unit 102 is sleeved on the outer periphery of the motor 5, as shown in fig. 1. More specifically, an annular cavity structure (which is equivalent to an annular cavity formed after the end portions of the two coaxially sleeved cylinders between the cylinders are sealed) is formed inside the annular dust removal unit 102, and blowing holes are formed in the inner peripheral wall surface of the annular dust removal unit in an annular and axial array for blowing out high-pressure gas at 360 degrees. Accordingly, one end of the breather pipe 103 communicates with the annular cavity of the annular duster unit 102. Of course, in order to ensure the uniformity and stability of the air blown by the annular dust removing unit 102 to each position, the annular cavity in the preferred embodiment is divided into a plurality of independent cavity units, and each cavity unit corresponds to a certain number of air blowing holes. At this time, the vent pipe 103 communicates with each cavity unit through a plurality of branch pipes.

In order to ensure the sealing performance of the purging process, a sealing cover 304 is arranged at the top of the purging bin 301 for separating the purging bin 301 from the external environment, so as to avoid the overflow of dust. In order to control the movement of the vehicle body 3, a push-pull rod 305 is provided on at least one side of the exterior of the vehicle body 3.

Further preferably, in order to reduce the degree of difficulty when waiting to sweep motor and clean back motor and remove, still be provided with motor hoist and mount subassembly in preferred embodiment on automobile body 3, it is preferred including hoisting support and hoist cable, hoisting support sets up the top at automobile body 3, including vertical support and horizontal stand, vertical support is used for supporting, horizontal stand is used for setting up the hoist cable and carries out the horizontal displacement in the certain distance to this can realize waiting to sweep motor 5 and hang out from sweeping the interior quick of storehouse 301 from the quick hoist and mount of dismantlement position and realize accomplishing to sweep back motor 5, alleviates operating personnel's the amount of labour. Correspondingly, in order to ensure the stability of the vehicle body 3 in the hoisting process of the motor 5, a plurality of telescopic pillars and/or counterweight structures are arranged at the bottom of the vehicle body 3 so as to ensure the stability of the vehicle body 3 and avoid the overturn of the vehicle body 3. In addition, the walls of the blowing bin 301 and the dust collection bin 302 are preferably made of toughened glass, so that the operator can observe the dust removal condition inside the vehicle body 3.

The utility model provides a portable motor sweeps dust collector, a structure is simple, it is convenient to use, the flexibility ratio is high, can effectively realize that different motors dismantle the sealing of position department motor and sweep, when avoiding the interior dust dispersion condition of maintenance workshop to take place, reduce the process of transporting of motor, the maintenance environment in the maintenance workshop has effectively been guaranteed, the dust removal technology of motor has been simplified, the work load of operating personnel has been reduced, the work safety of maintainer has been ensured, the input of equipment such as protective clothing has been reduced, the cost of motor operation of sweeping has been reduced, better application effect and spreading value have.

It will be understood by those skilled in the art that the foregoing is merely a preferred embodiment of the present invention, and is not intended to limit the invention to the particular forms disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention as defined by the appended claims.

Claims (10)

1. A movable motor blowing and dust removing device is characterized in that,

the device comprises a vehicle body, and a blowing component and an air draft component which are arranged in the vehicle body;

the vehicle body can reciprocate in the maintenance workshop, and a purging bin, a dust collecting bin and an equipment bin are arranged in the vehicle body;

the purging bin is a closable bin chamber and is used for placing a motor to be purged, wherein a cylindrical annular dust removal unit is arranged corresponding to the motor; the annular dust removal unit can be sleeved on the periphery of a motor placed in the blowing bin, and a plurality of air blowing holes are formed in the wall surface of the inner periphery of the annular dust removal unit along the annular direction and used for blowing in high-pressure blowing air; the blowing component is connected with the annular dust removal unit in a matching way and is used for conveying high-pressure blowing air to the annular dust removal unit;

the dust collection bin is arranged between the blowing bin and the equipment bin, one side of the dust collection bin is communicated with the blowing bin through a first exhaust pipe, and the other side of the dust collection bin is communicated with an exhaust assembly in the equipment bin, so that the exhaust assembly can exhaust dust gas in the blowing bin into the dust collection bin; the dust collecting bin is internally provided with a dust collecting unit for collecting dust in the dust gas to realize the separation of the dust and air;

a blowing motor and an exhaust fan are arranged in the equipment bin; the blowing motor is communicated with the annular dust removal unit through a ventilation pipe; the exhaust fan is communicated with the dust collection bin through a second exhaust pipe and is used for sucking the dust gas into the dust collection bin and discharging the gas subjected to dust collection.

2. The mobile motor purging and dedusting device according to claim 1, wherein a motor support frame is arranged in the purging bin corresponding to the bearing of the motor;

the motor supporting frame is arranged at the bottom of the blowing bin, and a motor locking unit is arranged at the top of the motor supporting frame and used for fixing the end part of the motor; and a cavity communicated with the exhaust pipe is arranged below the motor support frame, and a plurality of through holes penetrating through the two end faces are arranged on the motor support frame at intervals.

3. The mobile motor purging and dedusting device according to claim 1, wherein the dust collecting unit is a water bath assembly comprising a water storage tank, a water bath spray head and a sedimentation tank;

the water storage tank is arranged on the vehicle body and used for supplying water to the water bath spray head; the water bath spray head is arranged in the dust collection bin and is used for carrying out water bath dust collection on dust in the dust collection bin; the sedimentation tank is arranged at the bottom of the dust collection bin and is used for collecting the sewage after dust collection.

4. The mobile motor purging and dedusting device according to claim 3, wherein a drain pipe is arranged at the bottom of the sedimentation tank, and a drain valve is arranged on the drain pipe.

5. The mobile motor purging and dedusting device according to any one of claims 1 to 4, wherein an annular cavity is formed inside the annular dedusting unit, and the air blowing holes and the ventilation pipe are respectively communicated with the annular cavity.

6. The mobile motor purging and dust removing device according to claim 5, wherein the annular cavity is divided into a plurality of independent cavity units; each cavity unit corresponds to a plurality of air blowing holes respectively, and each cavity unit is communicated with the ventilation pipe through a branch pipe respectively.

7. The mobile motor purging and dedusting device according to any one of claims 1 to 4, wherein a three-channel pipeline separator is arranged corresponding to the exhaust fan and is connected with the exhaust fan in a matching manner, and a filter pipe, an exhaust pipe and a dedusting pipe are correspondingly arranged on the three-channel pipeline separator;

the filter pipe is connected with the second exhaust pipe and is used for filtering the gas extracted by the second exhaust pipe; the exhaust pipe is used for exhausting gas; one end of the dust removal pipe is connected with the three-channel pipeline separator, and the other end of the dust removal pipe is communicated with the dust collection bin and is used for returning gas into the dust collection bin for secondary dust collection.

8. The mobile motor sweeping and dedusting device according to any one of claims 1 to 4, wherein a sealing cover is arranged corresponding to the sweeping bin and used for opening and closing the sweeping bin.

9. The mobile motor purging and dedusting device according to any one of claims 1 to 4, wherein a dust sensor is arranged in the dust collection bin and/or the second exhaust pipe and used for detecting the dust concentration in the dust gas.

10. The mobile motor sweeping and dedusting device according to any one of claims 1 to 4, wherein a motor hoisting assembly is further arranged on the vehicle body (3), and comprises a hoisting bracket and a sling, and the motor hoisting assembly is used for hoisting a motor to be swept into the sweeping bin from the outside of the vehicle body and completing hoisting of the motor to be swept out of the sweeping bin.

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