CN214887304U - Particle catcher cleaning device - Google Patents

Abstract

The utility model relates to a diesel engine discharges the aftertreatment field, discloses a particle trap belt cleaning device, include: the cleaning device comprises a cleaning bin, a dust collecting bin and an exhaust bin, wherein a fixed seat, a first nozzle and a moving mechanism are arranged in the cleaning bin, the fixed seat is used for fixing a particle catcher, the first nozzle is connected with a compressed air source, the moving mechanism can drive the nozzle and the fixed seat to move relatively, and the cleaning bin is also provided with a first exhaust hole; a first dust collecting box is arranged in the dust collecting bin, and the dust collecting bin is also provided with a second exhaust hole; the exhaust bin is provided with a first air inlet hole and a second air inlet hole, a filtering device, a second nozzle and a fan are arranged in the exhaust bin, the filtering device is communicated with the first air inlet hole and the second air inlet hole, the second nozzle is connected with a compressed air source, the fan is used for extracting air in the exhaust bin, and an electromagnetic pulse valve connected with the second nozzle is further arranged. The utility model discloses a particulate matter such as ash content in granule trap's belt cleaning device can clear up cleaning bin and the dust collection storehouse alleviates the laying dust problem of complete machine, has improved the cleaning efficiency.

Description

Particle catcher cleaning device

Technical Field

The utility model relates to a diesel engine discharges the aftertreatment field, concretely relates to particle trap belt cleaning device.

Background

Fuel combustion leaves a large amount of harmful residues, and the current six-state emission standards of diesel engines are more stringent for PM (particulate matter) limits. The particle catcher can capture particles through a filtering device with surface and internal mixing, can purify 70% -90% of particles in exhaust gas, and is one of the most effective and direct methods for purifying diesel engine particles.

Although the particulate trap can filter most of the particulates during use, particulates can accumulate in the filter during operation of the filter, resulting in increased exhaust backpressure from the diesel engine, when the pressure of the exhaust gas exceeds a certain value, the operation of the diesel engine starts to be obviously deteriorated, the performances of the engine such as dynamic property, economical efficiency and the like are reduced, the deposited particles must be removed in time, the filter is recovered to the original working state, namely regeneration, in the regeneration process of the particle catcher, only the carbon deposit in the particle catcher is reduced, but ash substances which are not carbon deposit can not be reduced and decomposed at all, the ash is mainly derived from components in engine oil and fuel oil, and because the ash cannot be combusted, the ash is attached to block the particle catcher after long-term accumulation, and a series of maintenance such as periodic ash removal and the like are required to restore partial performance of the particle catcher.

The cleaning process of particle catcher can adopt compressed air to sweep the technique many times, and high-pressure gas blows off particulate matters such as ash content from particle catcher, and most are collected by the collection device in the dust collection bin, but still have particulate matters such as partial ash content to fill in cleaning bin and dust collection bin, possible secondary pollution particle catcher on the one hand, on the other hand also can cause complete machine laying dust serious, and the clearance is troublesome. The problems of cleaning effect and cleaning efficiency are also considered when cleaning the gas with particles in the cleaning bin and the dust collecting bin.

SUMMERY OF THE UTILITY MODEL

In order to solve one or more technical problem among the prior art, or provide a profitable selection at least, the utility model provides a particle catcher belt cleaning device can clear up particulate matters such as ash content in washing storehouse and the dust collection storehouse, alleviates the laying dust problem of complete machine, and clean efficient, the cleaning performance is better.

The utility model discloses a particle catcher belt cleaning device, include: a cleaning bin and a dust collecting bin,

the cleaning bin is internally provided with a fixed seat, a first nozzle and a moving mechanism, the fixed seat is used for fixing the particle catcher, the first nozzle is connected with a compressed air source to clean the particle catcher, the moving mechanism can drive the nozzle and the fixed seat to move relatively so as to enable the nozzle and the ash removal end of the particle catcher to move relatively to complete the cleaning action, and the cleaning bin is also provided with a first exhaust hole;

a first dust collection box is arranged in the dust collection bin, the first dust collection box is communicated with the dust discharge end of the particle catcher so as to collect particles discharged by the particle catcher, and the dust collection bin is also provided with a second exhaust hole;

still include the exhaust storehouse, the exhaust storehouse is equipped with first inlet port and the second inlet port with first exhaust hole and second exhaust hole intercommunication, be equipped with filter equipment, second nozzle and fan in the exhaust storehouse, first inlet port of filter equipment intercommunication and second inlet port to particulate matter in the filtered gas, compressed air source is connected to the second nozzle, in order to wash filter equipment, the fan is used for extracting the gas in the exhaust storehouse, still be equipped with the electromagnetic pulse valve of connecting the second nozzle in the exhaust storehouse.

In a preferred implementation, the second nozzle is directed towards the air outlet end of the filter device.

In a preferred implementation, the second nozzle intermittently purges the filtration device.

In a preferred implementation, the second nozzle opening time interval is T1, 10s ≦ T1 ≦ 20s, and the on time is T2, 1s ≦ T2 ≦ 3 s.

In a preferred implementation mode, the exhaust bin comprises a first chamber and a second chamber, the first chamber is provided with a first air inlet hole and a second air inlet hole, the filtering device is arranged in the first chamber, the air outlet end of the filtering device is communicated with the second chamber, and the second nozzle and the fan are arranged in the second chamber.

In a preferred implementation manner, the filtering device comprises one or more adsorption filter elements capable of adsorbing particulate matters, and the air outlet end of each adsorption filter element is communicated with the second chamber.

In a preferred implementation mode, a second dust collection box is further arranged in the exhaust bin, the second dust collection box is located below the filtering device, and the second dust collection box is a drawer-type box body.

In a preferred implementation mode, the moving mechanism comprises a rotating mechanism and a horizontal moving mechanism, the rotating mechanism can drive the fixed seat to do rotating motion, and the horizontal moving mechanism can drive the nozzle to do radial reciprocating motion relative to the dust removing end of the particle catcher.

In a preferred implementation mode, a connecting bag is further arranged in the dust collecting bin, and the connecting bag is communicated with the dust discharging end of the particle catcher and the first dust collecting box.

In a preferred implementation mode, the device comprises a plurality of fixed seats, and the moving mechanism comprises a rotating mechanism which drives each fixed seat to rotate; or, adjacent fixing base transmission is connected, and rotary mechanism can drive the fixing base and drive adjacent fixing base and rotate.

Since the technical scheme is used, the beneficial effects of the utility model reside in that:

1. the utility model discloses a mode that compressed gas swept particle trap deashing end washs the inside honeycomb space of particle trap, and particulate matter such as ash content is blown off, clean convenient from particle trap's row ash end. Under the drive of the moving mechanism, the nozzle can move relative to the fixed seat, so that the cleaning area of the nozzle can cover the ash cleaning end of the whole particle catcher, and the first dust collecting box in the dust collecting bin collects the particulate matters and performs uniform dumping treatment. In order to solve the problem that the interior of cleaning bin and dust collection bin is filled with particles such as ash, take out gas from cleaning bin and dust collection bin through first exhaust hole and second exhaust hole, because filter equipment's effect adsorbs the particles in the gas, the gas that the fan extracted is cleaner gas, can not cause the fan laying dust and burn out, in addition, because filter equipment's adsorption efficiency is limited, for avoiding filter equipment's jam, reduce filter equipment's burden, still be equipped with the second nozzle of connecting compressed air in the exhaust bin, the second nozzle is connected the electromagnetic pulse valve and is exploded and blow filter equipment, clean effectual, make particulate matter such as filter equipment's ash be blown off, can guarantee filter equipment's dust collection capacity and dust collection efficiency, can improve clean efficiency.

2. The utility model discloses well second nozzle is towards filter equipment's the end of giving vent to anger, and spun highly-compressed air jets in the second nozzle in the twinkling of an eye for with the pressure surge of inlet end department, vibrate and shake off particulate matter such as ash on the inlet end, make particulate matter such as the adsorbed ash of inlet end shake off to the exhaust storehouse in, avoid filter equipment's inlet end to block up, the influence is to the dust removal effect who washs storehouse and dust collection storehouse, and then also influences the discharge of box internal gas.

3. The utility model discloses well second nozzle intermittent type formula sweeps filter equipment, avoids continuously sweeping filter equipment, and the intake that leads to the inlet end is obstructed, and then influences the effect of airing exhaust of fan, and the compressed air quantity can be saved simultaneously to intermittent type formula jetting.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

FIG. 1 is an external view of a cleaning device for a particle catcher according to an embodiment of the present invention;

FIG. 2 is a first schematic structural view of a cleaning device of a particle catcher according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a cleaning device of a particle catcher according to an embodiment of the present invention.

Description of reference numerals:

1. a box body; 11. a door; 12. a roller;

2. cleaning the bin; 21. a fixed seat; 211. a clamping member; 22. a first nozzle; 23. a moving mechanism; 231. a horizontal movement mechanism; 232. a vertical moving mechanism; 24. a first exhaust port; 25. compressing a gas source;

3. a dust collection bin; 31. a first dust collecting box; 32. a connecting bag 33 and a second vent hole;

4. an exhaust bin; 41. a first chamber; 411. a first air intake hole; 412. a second air intake hole; 42. a second chamber; 43. a filtration device; 431. a filter element; 44. a second nozzle; 45. a fan; 46. a second dust collecting box;

5. a particle trap; 51. a dust removal end; 52. and (4) discharging ash.

Detailed Description

In order to more clearly explain the overall concept of the present invention, the following detailed description is given by way of example in conjunction with the accompanying drawings.

It should be noted that in the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the scope of the present invention is not limited by the specific embodiments disclosed below.

In addition, in the description of the present invention, it should be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on those 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.

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; either directly or indirectly through intervening media, either internally or in any other relationship. However, the direct connection means that the two bodies are not connected to each other by the intermediate structure but connected to each other by the connecting structure to form a whole. 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. In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The specific scheme is as follows:

as shown in fig. 1-3, the utility model discloses a cleaning device for particle catcher 5, including box 1, box 1 front portion is equipped with door 11 that can open and shut, is equipped with the visual window on door 11 for observe particle catcher 5's cleaning state, box 1 lower extreme is equipped with gyro wheel 12, conveniently removes whole cleaning device according to operational environment. The box body 1 comprises a cleaning bin 2, a dust collecting bin 3 and an exhaust bin 4, wherein the cleaning bin 2 and the dust collecting bin 3 are adjacent up and down, and the exhaust bin 4 is arranged behind the cleaning bin 2 and the exhaust bin 4.

Be equipped with fixing base 21, first nozzle 22 and moving mechanism 23 in washing storehouse 2, wherein, fixing base 21 installs in the bottom of washing storehouse 2, and fixing base 21 includes that holder 211 is used for fixed particle trap 5, and the centre gripping size of holder 211 is adjustable. For example, the fixing base 21 is provided with a limiting clamping jaw, and the fixing base is suitable for clamping the particle catcher 5 with different model sizes, or the fixing base 21 is provided with a left limiting block, a right limiting block and a guide groove along the radial direction of the particle catcher 5, and the two limiting blocks move in the guide groove in opposite directions to clamp and fix the particle catcher 5, so that the particle catcher 5 with different model sizes can be fixed equally. The first nozzle 22 is connected to a compressed air source 25 to clean the particle catcher 5. in one embodiment, the first nozzle 22 is connected to an electromagnetic pulse valve, so that particles such as ash can be separated through the oscillation action of the pulse airflow, and the particles can be completely removed easily. The particle catcher 5 to be cleaned comprises an ash cleaning end 51 and an ash discharging end 52, wherein the ash cleaning end 51 is an air outlet end, and the ash discharging end 52 is an air inlet end. After long-time use, because under the effect of air current thrust, a large amount of particulate matters gather at the gas outlet end, consequently, invert particle catcher 5 and be fixed in fixing base 21, the gas outlet end of blowback particle catcher 5 can alleviate the mediation degree of difficulty. The moving mechanism 23 is mounted on the side wall of the cleaning bin 2, and can drive the first nozzle 22 and the fixed seat 21 to perform relative movement, so that the first nozzle 22 and the ash removal end 51 of the particle catcher 5 move relative to each other, and the spray area of the first nozzle 22 can cover the ash removal end 51 of the whole particle catcher 5 to complete the cleaning action. The side wall of the cleaning bin 2 adjacent to the exhaust bin 4 is also provided with a first exhaust hole 24, and gas in the cleaning bin 2 is exhausted from the first exhaust hole 24.

The first dust collecting box 31 is arranged in the dust collecting bin 3, the first dust collecting box 31 is communicated with the dust discharging end 52 of the particle catcher 5 to collect particles discharged by the particle catcher 5, the first dust collecting box 31 can be a cylindrical or square barrel body, or the first dust collecting box 31 is a drawer type box body 1, and the collected dust can be conveniently and directly pulled out. The side wall of the first dust collection box 31 towards the door is provided with a perspective window, so that the dust amount in the first dust collection box 31 can be observed, and the dumping treatment can be carried out in time. The side wall of the dust collection bin 3 adjacent to the exhaust bin 4 is also provided with a second exhaust hole 33, and the gas in the dust collection bin 3 is exhausted through the second exhaust hole 33.

The exhaust bin 4 is provided with a first air inlet 411 and a second air inlet 412 which are communicated with the first exhaust hole 24 and the second exhaust hole 33, and the air is pumped out from the cleaning bin 2 and the dust collecting bin 3 through the first exhaust hole 24 and the second exhaust hole 33 and enters the exhaust bin 4 through the first air inlet 411 and the second air inlet 412. A filtering device 43, a second nozzle 44 and a fan 45 are arranged in the exhaust bin 4, and the filtering device 43 is communicated with a first air inlet hole 411 and a second air inlet hole 412 to filter particles such as ash in the adsorbed gas. The fan 45 is used for extracting the gas in the exhaust bin 4, and the gas extracted by the fan 45 is cleaner gas due to the filtering effect of the filtering device 43, so that the fan 45 is not burnt out due to dust accumulation. In order to ensure the dust removing capability and the dust removing efficiency of the filtering device 43, the second nozzle 44 is connected to the compressed air source 25 to clean the filtering device 43, and the compressed air blown by the second nozzle 44 cleans the dust of the filtering device 43, so that the particles such as the ash content of the filtering device 43 are blown off. Clogging of the filter device 43 can be avoided, and the burden on the filter device 43 can be reduced. An electromagnetic pulse valve connected with the second nozzle is also arranged in the exhaust bin.

It is to be understood that, in the present invention, the Particulate trap device is not particularly limited, and is not limited to a DPF (wall flow Diesel Particulate trap) device applied to a Diesel engine, but also includes CDPF (Catalyzed Diesel Particulate Filter) and SCRF (coated SCR catalyst Particulate Filter) devices, and the like.

In one embodiment, in the case of the problem that the particle catcher 5 contains water, the particle catcher 5 may be heated to remove water in the case 1, and in the case of the problem that the particle catcher 5 regenerates unburned oil, oil removing powder is added to the nozzle, and the oil removing powder is blown into the honeycomb holes of the particle catcher 5 by the blowing action of compressed air so that the oil is mixed and finally carried out of the holes of the particle catcher 5 by the gas.

As shown in fig. 3, in one embodiment, the second nozzle 44 faces the air outlet end of the filtering device 43, and the high-pressure air ejected from the second nozzle 44 is instantly blown, so that the pressure at the air inlet end is sharply increased, and the particles such as ash on the air inlet end are oscillated and shaken off, so that the particles such as ash adsorbed by the air inlet end are shaken off into the exhaust bin 4, thereby avoiding the blockage of the air inlet end of the filtering device 43, affecting the dust removing effect on the cleaning bin 2 and the dust collecting bin 3, and further affecting the exhaust of the gas in the box body 1.

In one embodiment, the second nozzle 44 intermittently purges the filter device 43, saving compressed air usage. Preferably, the second nozzle 44 is opened for a time interval T1, 10s T1 s 20s, T2 s 1s T2 s 3 s.

As shown in fig. 3, in one embodiment, the exhaust bin 4 includes a first chamber 41 and a second chamber 42, in one embodiment, the first chamber 41 is located below the second chamber 42, and the filtering device 43 is disposed in the first chamber 41. A through hole is provided between the first chamber 41 and the second chamber 42, and the air outlet end of the filter device 43 is connected with the through hole to communicate with the second chamber 42. A second nozzle 44 and a fan 45 are provided in the second chamber 42. The first chamber 41 is provided with a first air inlet hole 411 and a second air inlet hole 412, and since the first chamber 41 is located below the cleaning bin 2 in height, the first air outlet hole 24 is connected with the first air inlet hole 411 through a pipeline, so that gas discharged from the first air outlet hole 24 is prevented from entering the second chamber 42.

As shown, in one embodiment, the filtering device 43 includes one or more adsorption filter elements 431 capable of adsorbing particulate matters, and preferably, in order to avoid excessive ash content, which may easily cause the adsorption filter elements 431 to be blocked, two adsorption filter elements 431 are provided, and the adsorption filter elements 431 may adopt a paper dry air cleaner, and the upper end of the adsorption filter element is open as an air outlet end, and the lower end of the adsorption filter element is closed. The air outlet end of the adsorption filter core 431 is communicated with the second chamber 42, and the connection position of the adsorption filter core 431 is sealed, so that air with dust is prevented from entering the second chamber 42 from a gap.

As shown in fig. 3, in one embodiment, a second dust collecting box 46 is further disposed in the exhaust chamber 4, the second dust collecting box 46 is located below the filtering device 43, and the second dust collecting box 46 is a drawer-type box body, which facilitates directly pulling out and cleaning the collected dust.

As shown in FIG. 2, in one embodiment, the moving mechanism 23 comprises a rotating mechanism capable of driving the fixed base 21 to rotate and a horizontal moving mechanism 231 capable of driving the nozzle to reciprocate radially relative to the ash removal end 51 of the particle catcher 5. Under the drive of the horizontal moving mechanism 231 and the rotating mechanism, the spraying area of the nozzle can cover the ash removing end 51 of the whole particle catcher 5, thereby completing the cleaning process. In one embodiment, the moving mechanism 23 further drives a vertical moving mechanism 232 for lifting the first nozzle 22, the vertical moving mechanism 232 drives the first nozzle 22 to an initial working position, the vertical distance between the first nozzle 22 and the ash removing end 51 of the particle catcher 5 is 8-20mm, and the horizontal moving mechanism 231 drives the first nozzle 22 to the center of the ash removing end 51 of the particle catcher 5. After the first nozzle 22 returns to the center from the center to the edge to complete a radial reciprocating motion, the fixed seat 21 drives the particle catcher 5 to rotate by a certain angle until the spraying area of the first nozzle 22 can cover the ash removing end 51 of the whole particle catcher 5, thereby completing the cleaning process.

In one embodiment, as shown in fig. 2, a connection bag 32 is further provided in the dust bin 3, and the connection bag 32 communicates the dust discharge end 52 of the particle catcher 5 with the first dust bin 31. Both ends of the connection bag 32 are respectively mounted to the particle catcher 5 and the first dust box 31. One first dust box 31 may be provided, and the outlet ends of the plurality of connection bags 32 are connected to the first dust box 31, or a plurality of first dust boxes 31 may be provided, and the outlet ends of the connection bags 32 are connected to the corresponding first dust boxes 31, respectively. The bag body of the connection bag 32 has elasticity, so that the installation is convenient, on the other hand, the air flow meets certain resistance in the connection bag 32, the air flow speed can be reduced, the dust raising is avoided, part of dust is shaken down into the first dust collection box 31 by the bag body after contacting the bag body, and the dust is easy to deposit in the first dust collection box 31. Preferably, connect bag 32 and adopt the filtration material, the bag body of connecting bag 32 can filter particulate matters such as ash, and the bag body has tiny hole to allow the circulation of air simultaneously, and partial air current is discharged in connecting bag 32 department, also can avoid the raise dust in the dust collection box.

As shown in fig. 2, the cleaning device of the present invention comprises a plurality of fixing bases 21, i.e. a plurality of stations for cleaning a plurality of particle traps 5 simultaneously. Meanwhile, the device correspondingly comprises a nozzle and a collecting device. The moving mechanism 23 includes a rotating mechanism for driving each of the fixing bases 21 to rotate, so that the plurality of fixing bases 21 can work independently or simultaneously; or adjacent fixing bases 21 are in transmission connection, for example, the fixing bases 21 are in a cylindrical gear shape, and the fixing bases 21 are in meshing transmission, or the fixing bases 21 are in a wheel-shaped structure, and transmission is performed between the fixing bases 21 through a transmission belt. The rotating mechanism can drive the fixed seat 21 to drive the adjacent fixed seat 21 to rotate. When a plurality of particle traps 5 need to be cleaned simultaneously, only one set of driving equipment is needed to drive one fixing seat 21, and the fixing seat 21 drives the adjacent fixing seats 21 to complete rotary motion, so that the device is simple and compact in structure.

The technical solution protected by the present invention is not limited to the above embodiments, and it should be noted that the technical solution of any one embodiment is combined with the technical solution of one or more other embodiments in the protection scope of the present invention. Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims (10)

1. A particle trap cleaning apparatus, comprising: a cleaning bin and a dust collecting bin;

the cleaning bin is internally provided with a fixed seat, a first nozzle and a moving mechanism, the fixed seat is used for fixing the particle catcher, the first nozzle is connected with a compressed air source to clean the particle catcher, the moving mechanism can drive the nozzle and the fixed seat to move relatively, so that the nozzle and the ash removing end of the particle catcher move relatively to finish the cleaning action, and the cleaning bin is also provided with a first exhaust hole;

a first dust collection box is arranged in the dust collection bin, the first dust collection box is communicated with the dust discharge end of the particle catcher to collect particles discharged by the particle catcher, and the dust collection bin is also provided with a second exhaust hole;

still include the exhaust storehouse, the exhaust storehouse be equipped with first inlet port and the second inlet port of first exhaust hole and second exhaust hole intercommunication, be equipped with filter equipment, second nozzle and fan in the exhaust storehouse, filter equipment intercommunication first inlet port and second inlet port to filter the particulate matter in the gas, compressed air source is connected to the second nozzle, in order to wash filter equipment, the fan is used for extracting the gas in the exhaust storehouse, still be equipped with in the exhaust storehouse and connect the electromagnetic pulse valve of second nozzle.

2. The particle trap cleaning apparatus of claim 1,

the second nozzle faces the air outlet end of the filtering device.

3. The particle trap cleaning apparatus of claim 2,

the second nozzle intermittently purges the filter device.

4. The particle trap cleaning apparatus of claim 3,

the opening time interval of the second nozzle is T1, T1 is more than or equal to 10s and less than or equal to 20s, the working time is T2, and T2 is more than or equal to 1s and less than or equal to 3 s.

5. The particle trap cleaning apparatus of claim 2,

the exhaust bin comprises a first cavity and a second cavity, the first cavity is provided with a first air inlet and a second air inlet, the filtering device is arranged in the first cavity, the air outlet end of the filtering device is communicated with the second cavity, and the second nozzle and the fan are arranged in the second cavity.

6. The particle trap cleaning apparatus of claim 5,

the filtering device comprises one or more adsorption filter cores capable of adsorbing particulate matters, and the air outlet end of each adsorption filter core is communicated with the second cavity.

7. The particle trap cleaning apparatus of claim 1,

and a second dust collection box is also arranged in the exhaust bin, is positioned below the filtering device and is a drawer type box body.

8. The particle trap cleaning apparatus of claim 1,

the moving mechanism comprises a rotating mechanism and a horizontal moving mechanism, the rotating mechanism can drive the fixed seat to do rotating motion, and the horizontal moving mechanism can drive the nozzle to do radial reciprocating motion relative to the dust cleaning end of the particle catcher.

9. The particle trap cleaning apparatus of claim 1,

the dust collecting bin is also internally provided with a connecting bag which is communicated with the dust discharging end of the particle catcher and the first dust collecting box.

10. The particle trap cleaning apparatus of claim 1,

the device comprises a plurality of fixed seats, wherein the moving mechanism comprises a rotating mechanism which respectively drives each fixed seat to rotate; or, the adjacent fixing seats are in transmission connection, and the rotating mechanism can drive the fixing seats to drive the adjacent fixing seats to rotate.

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