CN213728504U - Light material processing apparatus is used in construction waste recovery - Google Patents

Abstract

The application relates to a construction waste retrieves and uses light material processing apparatus, it includes conveyer belt and letter sorting mechanism, letter sorting mechanism includes negative pressure cover, letter sorting case and is used for the negative pressure casting die that forms the negative pressure in the letter sorting case, the negative pressure cover covers and establishes on the conveyer belt, the letter sorting case sets up in one side of conveyer belt, just the top and the letter sorting case intercommunication of negative pressure cover set up. This application is through setting up the conveyer belt, letter sorting mechanism, the negative pressure cover, letter sorting case group and negative pressure spare, when sorting the light material in the building rubbish, fall building rubbish on the conveyer belt, make the conveyer belt convey building rubbish, start the negative pressure spare simultaneously, the negative pressure spare makes and produces the negative pressure in the letter sorting case group, then make and produce the negative pressure in the negative pressure cover, thereby make the negative pressure cover inhale the light material in the building rubbish that will convey to the letter sorting case group, and then accomplish the letter sorting of light material in the building rubbish, finally reach the effect that reduces extravagant staff's time when sorting building rubbish.

Description

Light material processing apparatus is used in construction waste recovery

Technical Field

The application relates to the technical field of building rubbish separation, in particular to a light material treatment device for recycling building rubbish.

Background

At present, the building industry becomes one of the important industries supported by national economy, and huge building garbage is generated in the urban construction process due to the rapid development of urban construction in China. If the filling is directly performed, on one hand, the filling is performed without much space, and on the other hand, resources are wasted. With the development of technology, the recycling of construction waste becomes a main way for treating construction waste in the development of cities at present. When the construction waste is treated, light materials in the construction waste, such as plastic bags, worn clothes, foams and the like, need to be treated.

In the related art, like chinese utility model patent with publication number CN206121912U, a light material flotation machine is disclosed, including the casing, the sealed form basin that is equipped with in the casing, the basin top is equipped with connects the hopper, connects the bottom of hopper to invade the higher authority of basin under, connects the hopper both sides to be equipped with light material conveyer and finished product conveyer bottom respectively and all lie in and connect the hopper below, and light material conveyer surface vertical is provided with scrapes the material brush, and light material conveyer below is equipped with the light material passageway board, light material passageway board lower extreme with connect the hopper intercommunication, light material passageway board both sides are equipped with the light material passageway board curb plate. When the light material flotation machine is used for conducting the competitive separation on light materials, the construction waste needs to be poured into the receiving hopper, then the light materials in the construction waste float on the water surface, and then the light material conveying device conveys the light materials floating in the water away. The utility model discloses a light material flotation device has that the feeding granularity scope is big, impurity clean up, difficult jam, advantage such as output height.

In view of the above-mentioned related technologies, the inventor believes that after the light material flotation machine works for a long time, because a large amount of soil and dust exist in the construction waste, the construction waste enters the feed hopper and is fused with the water in the water tank, so that the water in the water tank needs to be replaced, and the defect that the working time of workers is wasted when the water in the water tank is replaced exists.

SUMMERY OF THE UTILITY MODEL

In order to alleviate the problem of extravagant staff's time when sorting building rubbish, this application provides a light material processing apparatus is used in building rubbish recovery.

The application provides a light material processing apparatus for building rubbish recovery adopts following technical scheme:

the utility model provides a construction waste retrieves and uses light material processing apparatus, includes conveyer belt and letter sorting mechanism, letter sorting mechanism includes negative pressure cover, letter sorting case group and is arranged in the negative pressure piece that forms the negative pressure in the letter sorting case group, negative pressure cover is established on the conveyer belt, letter sorting case group sets up in one side of conveyer belt, just the top and the letter sorting case group intercommunication of negative pressure cover set up.

Through adopting above-mentioned technical scheme, when sorting the light material in the building rubbish, fall building rubbish on the conveyer belt, make the conveyer belt convey building rubbish, start the negative pressure spare simultaneously, the negative pressure spare makes and produces the negative pressure in the letter sorting case group, then make and produce the negative pressure in the negative pressure cover, thereby make the negative pressure cover inhale the light material in the building rubbish that conveys to the letter sorting case group, and then accomplish the letter sorting of light material in the building rubbish, finally reach the effect that reduces extravagant staff's time when sorting building rubbish.

Optionally, a rotating roller is arranged in the negative pressure cover, the rotating roller is rotatably connected with the negative pressure cover, the rotating axis of the rotating roller is perpendicular to the conveying direction of the conveying belt, and a plurality of connecting rods are fixedly arranged on the rotating roller.

Through adopting above-mentioned technical scheme, carry out the in-process that conveys at the conveyer belt to building rubbish, building rubbish and live-rollers butt on the conveyer belt make the building rubbish of conveyer belt drive the live-rollers simultaneously, make the connecting rod on the live-rollers then divide and pave the building rubbish on the conveyer belt to make the light material of burying below spill, and then make light material siphoned away by the negative pressure cover, finally reach and increase light material processing apparatus and carry out the thorough effect of letter sorting to light material.

Optionally, the sorting case group includes first sorting case, second sorting case and third sorting case, first sorting case, second sorting case and third sorting case communicate in proper order and arrange, be provided with the first sorting subassembly that carries out the letter sorting to the strip light material in the first sorting case, be provided with the second sorting subassembly that carries out the letter sorting to cubic light material in the second sorting case, be provided with the third sorting subassembly that carries out the letter sorting to the dust in the third sorting case.

Through adopting above-mentioned technical scheme, light material is at first inhaled to first sorting box by the negative pressure cover, then makes the first subassembly of sorting in the first sorting box handle banding light material, and other kinds of light material get into the second sorting box, and the second subassembly of sorting in the second sorting box continues to collect the processing to massive light material to make remaining dust get into in the third sorting box, the third subassembly of sorting in the third sorting box is collected the dust, and then accomplishes the processing of light material, finally reaches the effect of classifying light material.

Optionally, the first sorting assembly comprises a collecting roller and a first driving assembly for driving the collecting roller to rotate, the collecting roller is rotatably connected with the first sorting box, the collecting roller is arranged perpendicular to the direction of air flowing in the first sorting box, and a plurality of nail heads are fixedly arranged on the collecting roller.

Through adopting above-mentioned technical scheme, the strip light material that gets into in the first sorting case gives along with air motion, makes strip light material and collection roller butt then, along with first drive assembly's drive, collects the roller and rotates to make strip light material wrap up in on collecting the roller, and then realize the collection of strip light material.

Optionally, the second sorting assembly includes a first filter plate and a collecting structure for collecting the light materials, the first filter plate is fixedly disposed in the second sorting box, and the first filter plate is arranged perpendicular to the direction of air flow in the second sorting box.

Through adopting above-mentioned technical scheme, the light material that is not collected by the collection roller is followed the flow entering second sorting box of air in, and the light material that gets into in the second sorting box is blockked by first filter, makes first filter block other light materials then, and other light materials are attached on first filter to make the collection structure collect other light materials, finally reach the effect that other light materials were collected.

Optionally, the third sorting assembly includes a second filter plate and a cleaning structure for cleaning dust, and the second filter plate is arranged perpendicular to the direction of air flow in the third sorting box.

Through adopting above-mentioned technical scheme, the dust that does not block down by first filter follows in the air current gets into the third sorting case, makes then the second filter in the third sorting case stop the dust, cleans the subassembly simultaneously and cleans the second filter, and then reduces the gas permeability that the jam of dust to the second filter influences the second filter.

Optionally, the collecting structure comprises a first scraper and a first reciprocating lead screw, the first reciprocating lead screw comprises a first lead screw body and a first sliding block, the first sliding block is connected with the first lead screw body in a reciprocating sliding manner, the first lead screw body is connected with the second sorting box in a rotating manner, the first lead screw body is vertically arranged, the first scraper is fixedly connected with the first sliding block, one side of the first scraper is abutted against the first filter plate and can relatively slide, and a second driving assembly for driving the first lead screw body is arranged on the second sorting box.

Through adopting above-mentioned technical scheme, get into wherein light material in the second sorting case and block by first filter, start the second drive assembly simultaneously, the second drive assembly drives first lead screw body, and first slider drives first scraper blade and takes place relative slip with the filter, makes then that light material cleans on first filter with first scraper blade, and then reduces the influence of light material to first filter gas permeability.

Optionally, the cleaning structure comprises a hairbrush, a second scraper and two second reciprocating lead screws, the second reciprocating lead screws comprise second lead screw bodies and second sliding blocks, the second sliding blocks are connected with the second lead screw bodies in a reciprocating sliding mode, the second lead screw bodies are vertically arranged and are rotatably connected with a third sorting box, the two second lead screw bodies are arranged on two sides of the second filter plate respectively, one second sliding block is fixedly connected with the hairbrush, the other second sliding block is fixedly connected with the second scraper, and a third driving assembly used for driving the two second lead screw bodies is arranged on the third sorting box.

Through adopting above-mentioned technical scheme, the dust that gets into in the third sorting case is blockked by the second filter, then make the dust stop in the third sorting case, start the third drive assembly simultaneously, the third drive assembly drives two second lead screw bodies, then two second sliders drive second scraper blade and brush and second filter respectively and take place relative slip, thereby make the brush clean the second filter, the dust on the second scraper blade with the second filter is scraped, the brush can make the dust in the second filter filtration pore of crossing clear up, and then the condition that reduces the dust jam second filter takes place.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by arranging the conveyor belt, the sorting mechanism, the negative pressure cover, the sorting box set and the negative pressure part, when light materials in the construction waste are sorted, the construction waste is poured on the conveyor belt, so that the conveyor belt conveys the construction waste, the negative pressure part is started at the same time, the negative pressure part enables the sorting box set to generate negative pressure, and then the negative pressure cover generates negative pressure, so that the negative pressure cover sucks the light materials in the conveyed construction waste into the sorting box set, the sorting of the light materials in the construction waste is completed, and the effect of reducing the time waste of workers when the construction waste is sorted is finally achieved;

2. by arranging the transmission roller and the connecting rod, in the process of conveying the construction waste by the conveying belt, the construction waste on the conveying belt is abutted against the rotating roller, meanwhile, the construction waste on the conveying belt drives the rotating roller, and then the connecting rod on the rotating roller is used for spreading and paving the construction waste on the conveying belt, so that light materials buried below are leaked out, the light materials are sucked away by the negative pressure cover, and finally the effect of thoroughly sorting the light materials by the light material processing device is increased;

3. through setting up first letter sorting case, second letter sorting case, third letter sorting case, first letter sorting subassembly, second letter sorting subassembly and third letter sorting subassembly, the light material is at first inhaled to first letter sorting case by the negative pressure cover, then make the first letter sorting subassembly in the first letter sorting case handle banding light material, other kinds of light material gets into in the second letter sorting case, the second letter sorting subassembly in the second letter sorting case continues to collect the processing to cubic light material, thereby make remaining dust get into in the third letter sorting case, the third letter sorting subassembly in the third letter sorting case is collected the dust, and then accomplish the processing of light material, finally reach and carry out categorised effect with light material.

Drawings

FIG. 1 is a schematic diagram of the construction of a light material treatment apparatus according to the present application;

FIG. 2 is a schematic view of the sorting bin group of the light material treatment apparatus of the present application;

fig. 3 is a schematic view showing the structure of a third sorting bin in the light material processing apparatus according to the present application.

Description of reference numerals: 100. a conveyor belt; 200. a sorting mechanism; 210. a negative pressure hood; 211. a rotating roller; 212. a connecting rod; 220. sorting box groups; 221. a first sort bin; 222. a second sort bin; 223. a third sorting bin; 224. a negative pressure fan; 225. a first collection tank; 226. a second collection tank; 300. a first sorting assembly; 310. a collection roller; 311. a nail head; 320. a first drive motor; 400. a second sorting assembly; 410. a first filter plate; 420. a collection structure; 421. a first squeegee; 422. a first reciprocating screw; 423. a first lead screw body; 424. a first slider; 425. a second drive motor; 500. a third sorting assembly; 510. a second filter plate; 520. a cleaning structure; 521. a brush; 522. a second squeegee; 523. a third drive motor; 524. a belt pulley; 525. a belt; 526. a second reciprocating screw; 527. a second lead screw body; 528. and a second slider.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses light material processing apparatus is used in building rubbish recovery.

Referring to fig. 1, the light material processing device for recycling construction waste comprises a conveyor belt 100 and a sorting mechanism 200, wherein the sorting mechanism 200 comprises a negative pressure cover 210, a sorting box group 220 and a negative pressure component for forming negative pressure in the sorting box group 220, the negative pressure component is a negative pressure fan 224, and the negative pressure fan 224 is communicated with the sorting box group 220. The negative pressure cover 210 covers the conveyor belt 100 and is fixedly connected with the conveyor belt 100, the sorting box group 220 is arranged on one side of the conveyor belt 100, and the top of the negative pressure cover 210 is communicated with the sorting box group 220.

When the light material treatment device is used for treating light materials in construction waste, the construction waste is poured onto the conveyor belt 100, then the conveyor belt 100 is enabled to transport the construction waste, the negative pressure fan 224 enables negative pressure to be generated in the sorting box group 220, and meanwhile negative pressure is generated in the negative pressure cover 210, so that the negative pressure cover 210 can suck the light materials in the construction waste into the sorting box group 220.

Referring to fig. 2, the sorting bin group 220 includes a first sorting bin 221, a second sorting bin 222, and a third sorting bin 223, the first sorting bin 221, the second sorting bin 222, and the third sorting bin 223 are sequentially disposed to be communicated, and a negative pressure fan 224 is disposed to be communicated with an end of the third sorting bin 223 far from the second sorting bin 222.

The first sorting bin 221 is installed therein with a first sorting assembly 300 for sorting the light materials in a strip shape. The first sorting assembly 300 includes a collecting roller 310 and a first driving assembly for driving the collecting roller 310 to rotate, the first driving assembly includes a first driving motor 320, the first driving motor 320 is fixedly connected with the first sorting box 221, and an output shaft of the first driving motor 320 is coaxially and fixedly connected with the collecting roller 310. The collecting roller 310 is rotatably connected to the first sorting bin 221, the collecting roller 310 is arranged perpendicular to the direction of air flow in the first sorting bin 221, a plurality of nail heads 311 are fixedly connected to the collecting roller 310, and the plurality of nail heads 311 are uniformly arranged on the circumferential side of the collecting roller 310.

The light material strips entering the first sorting bin 221 hang on the collecting roller 310, and the first driving motor 320 drives the collecting roller 310 to rotate, so that the light material strips are wound on the collecting roller 310, and the nail heads 311 on the collecting roller 310 make the light material strips wound on the collecting roller 310 more stable.

Referring to fig. 2, a second sorting module 400 for sorting the light materials in bulk is installed in the second sorting bin 222, and the second sorting module 400 includes a first filter plate 410 and a collecting structure 420 for collecting the light materials. The first filter plates 410 are fixedly attached in the second sorting bins 222, and the first filter plates 410 are arranged perpendicular to the direction of the air flow in the second sorting bins 222. The collecting structure 420 comprises a first scraper 421 and a first reciprocating lead screw 422, the first reciprocating lead screw 422 comprises a first lead screw body 423 and a first sliding block 424, and the first sliding block 424 is connected with the first lead screw body 423 in a reciprocating sliding manner. The first screw body 423 is rotatably connected to the second sorting box 222, the first screw body 423 is vertically arranged, the first scraper 421 is fixedly connected to the first sliding block 424, one side of the first scraper 421 abuts against the first filter plate 410 and can slide relatively, and the first scraper 421 is arranged on one side of the first filter plate 410 departing from the third sorting box 223.

Referring to fig. 2, a second driving assembly for driving the first lead screw body 423 is mounted on the second sorting box 222, the second driving assembly includes a second driving motor 425, the second driving motor 425 is fixedly connected to the second sorting box 222, one end of the first lead screw body 423 penetrates through the second sorting box 222, and an output shaft of the second driving motor 425 is coaxially and fixedly connected to one end of the first lead screw body 423 penetrating through the second sorting box 222. The second sorting chamber 222 is communicatively mounted at the bottom thereof with a first collecting chamber 225, and the first collecting chamber 225 is disposed at the first filter plate 410 and an end of the second sorting chamber 222 remote from the third sorting chamber 223.

The light materials which are not collected by the collecting roller 310 enter the second sorting box 222, so that the light materials are blocked by the first filter plates 410, the second driving motor 425 drives the first lead screw body 423 to rotate, and simultaneously the first sliding block 424 drives the first scraping plate 421 to clean the first filter plates 410, so that the first scraping plate 421 cleans the light materials on the first filter plates 410 into the first collecting box 225.

Referring to fig. 2 and 3, the third sorting module 500 for sorting dust is installed in the third sorting bin 223, the third sorting module 500 includes a second filter plate 510 and a cleaning structure 520 for cleaning dust, and the aperture of the filter holes of the second filter plate 510 is smaller than the aperture of the filter holes of the first filter plate 410. The second filter plates 510 are arranged perpendicular to the direction of the air flow in the third sorting chamber 223. The sweeping structure 520 comprises a brush 521, a second scraper 522 and two second reciprocating lead screws 526, wherein each of the two second reciprocating lead screws 526 comprises a second lead screw body 527 and a second slider 528, and the second slider 528 is connected with the second lead screw body 527 in a reciprocating sliding manner. The two second screw bodies 527 are vertically arranged, the two second screw bodies 527 are respectively arranged at two sides of the second filter plate 510, and the two second screw bodies 527 are both rotatably connected with the third sorting box 223. The second slider 528, which is far away from the second sorting chamber 222, is fixedly coupled to the brushes 521, and the bristles of the brushes 521 are arranged toward the second filter plate 510, and the bristles of the brushes 521 can abut against the second filter plate 510 and relatively slide. The second slider 528 adjacent to the second sorting box 222 is fixedly connected to the second scraping blade 522, and one side of the second scraping blade 522 abuts against the second filter plate 510 and can slide relatively.

Referring to fig. 3, a third driving assembly for driving the two second screw bodies 527 is installed on the third sorting box 223, the same end of the two second screw bodies 527 penetrates out of the third sorting box 223, the third driving assembly includes a third driving motor 523 and two belt pulleys 524, the two belt pulleys 524 are respectively and fixedly connected with the two second screw bodies 527 in a coaxial manner, and the two belt pulleys 524 are in transmission connection through a belt 525. The third driving motor 523 is fixedly connected to the third sorting box 223, and an output shaft of the third driving motor 523 is coaxially and fixedly connected to a second lead screw body 527. The second collection tank 226 is communicatively disposed at the bottom of the third sorting tank 223, and the second collection tank 226 is disposed at one end of the second filter plates 510 and the third sorting tank 223 near the second sorting tank 222.

The dust enters the third sorting box 223 along with the air, so that the second filter plate 510 blocks the dust, and the third driving motor 523 drives the two second screw bodies 527 to rotate under the action of the two belt pulleys 524 and the belt 525, so that the two second sliding blocks 528 respectively drive the brushes 521 and the scraper to clean the second filter plate 510, and further clean the dust on the second filter plate 510 to the second collecting box 226.

Referring to fig. 1, a rotating roller 211 is installed in the negative pressure housing 210, the rotating roller 211 is rotatably connected to the negative pressure housing 210, a rotation axis of the rotating roller 211 is arranged perpendicular to a conveying direction of the conveyor belt 100, a plurality of connecting rods 212 are fixedly connected to the rotating roller 211, the plurality of connecting rods 212 are uniformly arranged, and the plurality of connecting rods 212 are arranged perpendicular to the rotating roller 211.

When the conveying belt 100 conveys the construction waste, the construction waste is abutted to the rotating roller 211 and moves relatively, so that the connecting rod 212 on the rotating roller 211 paves the construction waste, light materials buried at the lower part of the construction waste are leaked out, and finally the effect that the light materials are thoroughly sucked away by the negative pressure cover 210 is achieved.

The implementation principle of the light material treatment device for recycling the construction waste is as follows: when the light material treatment device is used for collecting light materials in the construction waste, the construction waste is poured on the conveyor belt 100, and the conveyor belt 100 transports the construction waste. When the conveyor belt 100 transports the construction waste to the lower side of the negative pressure cover 210, the construction waste abuts against the rotating roller 211 and moves relatively, and then the connecting rod 212 on the rotating roller 211 paves the construction waste, so that light substances buried in the construction waste leak out.

At the same time, the negative pressure fan 224 is activated, and the negative pressure fan 224 generates negative pressure in the first sorting bin 221, the second sorting bin 222, and the third sorting bin 223. The suction hood 210 is then caused to suck the light materials and dusts on the conveyor belt 100 into the first sorting bin 221. The light materials in the form of a strip entering the first sorting bin 221 hang on the collecting roller 310, and the light materials in the form of a strip are wound around the collecting roller 310 as the collecting roller 310 rotates. The light materials and dusts not collected by the collecting roller 310 enter the second sorting bin 222, and the light materials entering the second sorting bin 222 are blocked by the first filter plates 410 while the first scraper 421 sweeps the light materials on the first filter plates 410, thereby allowing the light materials on the first filter plates 410 to enter the first collecting tank 225. The dust which is not blocked by the first filter plate 410 enters the third sorting box 223, and simultaneously the second filter plate 510 blocks the dust, the brush 521 cleans the second filter plate 510, and the second scraper 522 scrapes the dust on the second filter plate 510 into the second collecting box 226, thereby completing the separation and collection of light materials in the construction waste.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a light material processing apparatus for construction waste recovery which characterized in that: including conveyer belt (100) and letter sorting mechanism (200), letter sorting mechanism (200) include negative pressure cover (210), letter sorting case group (220) and are arranged in letter sorting case group (220) to form the negative pressure casting die of negative pressure, negative pressure cover (210) cover is established on conveyer belt (100), letter sorting case group (220) set up the one side in conveyer belt (100), just the top and the letter sorting case group (220) intercommunication setting of negative pressure cover (210).

2. The light material treatment device for recovering construction waste according to claim 1, wherein: be provided with live-rollers (211) in negative pressure cover (210), live-rollers (211) rotate with negative pressure cover (210) and are connected, just the direction of transfer of axis of rotation perpendicular to conveyer belt (100) of live-rollers (211), fixed many connecting rods (212) that are provided with on live-rollers (211).

3. The light material treatment device for recovering construction waste according to claim 2, wherein: sorting case group (220) include first letter sorting case (221), second letter sorting case (222) and third letter sorting case (223), first letter sorting case (221), second letter sorting case (222) and third letter sorting case (223) communicate in proper order and arrange, be provided with in first letter sorting case (221) and carry out first letter sorting subassembly (300) of sorting to strip light material, be provided with in second letter sorting case (222) and carry out second letter sorting subassembly (400) of sorting to blocky light material, be provided with in third letter sorting case (223) and carry out third letter sorting subassembly (500) of sorting to the dust.

4. The light material treatment device for recovering construction waste according to claim 3, wherein: the first sorting assembly (300) comprises a collecting roller (310) and a first driving assembly for driving the collecting roller (310) to rotate, the collecting roller (310) is rotatably connected with the first sorting box (221), the collecting roller (310) is arranged perpendicular to the direction of air flow in the first sorting box (221), and a plurality of pin heads (311) are fixedly arranged on the collecting roller (310).

5. The light material treatment device for recovering construction waste according to claim 3, wherein: the second sorting assembly (400) comprises a first filter plate (410) and a collecting structure (420) for collecting light materials, the first filter plate (410) is fixedly arranged in the second sorting bin (222), and the first filter plate (410) is arranged perpendicular to the direction of air flow in the second sorting bin (222).

6. The light material treatment device for recovering construction waste according to claim 3, wherein: the third sorting assembly (500) includes a second filter plate (510) and a sweeping structure (520) sweeping dust, the second filter plate (510) being arranged perpendicular to a direction in which air flows in the third sorting box (223).

7. The light material treatment device for recovering construction waste according to claim 5, wherein: the collecting structure (420) comprises a first scraping plate (421) and a first reciprocating lead screw (422), the first reciprocating lead screw (422) comprises a first lead screw body (423) and a first sliding block (424), the first sliding block (424) is in reciprocating sliding connection with the first lead screw body (423), the first lead screw body (423) is in rotating connection with the second sorting box (222), the first lead screw body (423) is vertically arranged, the first scraping plate (421) is fixedly connected with the first sliding block (424), one side of the first scraping plate (421) is abutted to the first filtering plate (410) and can slide relatively, and a second driving assembly for driving the first lead screw body (423) is arranged on the second sorting box (222).

8. The light material treatment device for recovering construction waste according to claim 6, wherein: the cleaning structure (520) comprises a brush (521), a second scraping plate (522) and two second reciprocating lead screws (526), the second reciprocating lead screws (526) comprise second lead screw bodies (527) and second sliding blocks (528), the second sliding blocks (528) are in reciprocating sliding connection with the second lead screw bodies (527), the second lead screw bodies (527) are vertically arranged and are rotationally connected with a third sorting box (223), the second lead screw bodies (527) are respectively arranged on two sides of the second filtering plate (510), the second sliding blocks (528) are fixedly connected with the brush (521), the other second sliding blocks (528) are fixedly connected with the second scraping plate (522), and a third driving assembly used for driving the two second lead screw bodies (527) is arranged on the third sorting box (223).

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