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CN109706875A - Leaf cleaning, crushing and compacting machine - Google Patents

Leaf cleaning, crushing and compacting machine Download PDF

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Publication number
CN109706875A
CN109706875A CN201811591094.9A CN201811591094A CN109706875A CN 109706875 A CN109706875 A CN 109706875A CN 201811591094 A CN201811591094 A CN 201811591094A CN 109706875 A CN109706875 A CN 109706875A
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China
Prior art keywords
crushing
crushes
fallen leaves
filter
shaft
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Granted
Application number
CN201811591094.9A
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Chinese (zh)
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CN109706875B (en
Inventor
翟育涔
李文
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Li Wen
Zhai Yucen
Northeast Forestry University
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Individual
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Publication of CN109706875A publication Critical patent/CN109706875A/en
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Publication of CN109706875B publication Critical patent/CN109706875B/en
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Abstract

本发明涉及街道清洗领域,具体而言,涉及一种落叶清扫粉碎压实一体机,其包括车体、清扫装置、过滤装置、滤渣收集装置、粉碎装置、喷洒装置以及压块装置;粉碎装置倾斜放置在车体内,进料侧高于出料侧,粉碎装置包括粉碎外筒、粉碎内筒以及粉碎转轴,过滤装置包括过滤筒、螺旋转轴以及驱动装置;粉碎装置包括粉碎外筒、粉碎内筒以及粉碎转轴;该发明所涉及的落叶清扫粉碎压实一体机解决了常规落叶清扫机容易被异物堵塞或者硬质异物损坏、落叶体积大且松散不易收集储存和运输的问题,粉碎效果好,工作效率高,节能环保,可持续发展等优点。

The invention relates to the field of street cleaning, in particular, to an integrated machine for cleaning, crushing, and compacting fallen leaves, which comprises a vehicle body, a cleaning device, a filtering device, a filter residue collecting device, a crushing device, a spraying device and a briquetting device; the crushing device is inclined Placed in the car body, the feeding side is higher than the discharging side, the pulverizing device includes an outer pulverizing cylinder, an inner pulverizing drum and a pulverizing rotating shaft, and the filtering device includes a filtering drum, a screw rotating shaft and a driving device; the pulverizing device includes an outer pulverizing drum and an inner pulverizing drum. And the crushing shaft; the leaf cleaning, crushing and compacting integrated machine involved in the invention solves the problems that the conventional leaf cleaning machine is easy to be blocked by foreign objects or damaged by hard foreign bodies, the leaves are bulky and loose and difficult to collect, store and transport, and the crushing effect is good. High efficiency, energy saving and environmental protection, sustainable development and other advantages.

Description

Fallen leaves, which clean, crushes compaction integral
Technical field
The present invention relates to streets to clean field, cleans in particular to a kind of fallen leaves and crushes compaction integral.
Background technique
In many streets, park, residential quarters, one to autumn, it falls leaves withered, is all caused to trip and beauty It is cumbersome to collect During Leaf Abscission Phase for many influences, and volume of falling leaves is larger, and collect storage all has inconvenience, the organic matters such as fallen leaves more It is later good fertilizer by fermentation process, gives trees very big nutrient, therefore, fallen leaves is collected into reprocessing fermentation, It is good waste utilization, on the basis of this problem, the application devises a kind of fallen leaves cleaning crushing compaction integral, instead of Hand sweeping and collection fallen leaves, and while collecting cleaning, fallen leaves crushing is further compacted, so as to subsequent collection And processing.
In existing innovation and creation also there are many device for collecting fallen leaves, such as application No. is CN201320878885.6, A kind of patent of title " falling leave cleaning machine ", this patent are related to a kind of falling leave cleaning machine, including falling leaves collector structure, fallen leaves are collected Case and the fallen leaves for collecting falling leaves collector structure suck the blower of fallen leaf collecting box, are connected with below the fallen leaf collecting box For crushing the fallen leaves pulverizer of fallen leaves, fallen leaf sweeper cleans the fallen leaves collected and is rubbed by fallen leaves pulverizer, occupies smaller sky Between, so that sweeper is cleaned more fallen leaves every time;But the transmission process inside this falling leave cleaning machine is complicated, if inhaled Enter some blindings or other sharp article is easy to the inner working mechanism damaged the device of the inside, and complicated, inspection It repairs and troublesome, there are biggish running hidden danger.
Application No. is CN201510273394.2, it is entitled " it is a kind of integrate automatic cleaning, crushing, extrusion forming can With the matching used fallen leaves cleaning equipment of motor vehicle " patent application involved in it is a kind of collect cleaning, crushing, bonding extrusion forming in One can be with the matching used fallen leaves cleaning equipment such as motor vehicle (tractor), gasoline engine.It wherein uses and sweeps roller and conveyer belt, passes The mode for sending band to combine with crushing bin, crushing bin with bonding extrusion forming device, completes the collection, crushing, bonding to fallen leaves Extrusion forming integration operation.Technical solution includes that inwardly roller is swept in cleaning, ascending manner sweeps roller, scraper conveyer, crushing bin, glues Close extrusion forming part etc..Inwardly cleaning sweeps roller and is collected into two and sweeps roller middle position equipment front and two sides fallen leaves, through upper Lift-type sweeps roller and the tangent connection of scraper conveyer, is transported to crushing bin, and fallen leaves disintegrating slag enters bonding after mixing with adhesive and squeezes Molded partial shrinkage is at bulk.The transfer mode of this patent is not suitable for using in bad weather, and be easier stone or Other hard objects of person are transmitted to the inside, cause to hinder to the operation of equipment below, and add adhesive and be unfavorable for the later period Leaf fermentation, is unfavorable for environmental protection.
Summary of the invention
It is cleaned the main purpose of the present invention is to provide a kind of fallen leaves and crushes compaction integral, to solve prior art decline Leaf scavenging machine is easy by foreign matters from being blocked or by hard foreign object damage running equipment, and volume of falling leaves is big, collects storage and transport is tired Difficulty, the low problem of fallen leaves utilization rate.
To achieve the goals above, the following technical solution is employed by the present invention:
A kind of fallen leaves cleaning crushing compaction integral, including car body, clearing apparatus, filter device, residue collection device, powder Crushing device, flusher and briquetting device;
Filter device includes cartridge filter, screw shaft and driving device, and screw shaft is mounted in cartridge filter, and spiral turns One end of axis connects driving device;Cartridge filter is secured transverse in car body, and the suction line of cartridge filter front end face and clearing apparatus connects It connects, filter hole is provided on the side wall of cartridge filter, one end of side wall is provided with discharge port, filter hole and discharging mouth down;
The other end of the discharge port connecting conveying pipe of filter device, delivery pipe connects grinding device;
Grinding device slant setting is in car body, and feed side is higher than exit side, and grinding device is including in crushing outer cylinder, crushing Cylinder and crushing shaft, the feed side for crushing outer cylinder are docked with delivery pipe;The barrel for crushing outer cylinder upper end is provided with strip gap, Opening position installs watering device, and the exit side for crushing outer cylinder is provided with crushing outlet;It crushes and exports external stock guide;Crush internal barrel Wall is made of cellular grid, is crushed inner cylinder end face and is installed hollow rotating shaft, is crushed shaft and is passed through hollow rotating shaft, is mounted on crushing inner cylinder In, crush and crushing cutter tooth be installed in shaft, hollow rotating shaft and crush that shaft is outer respectively to connect driving device, drive crush inner cylinder and Crush shaft rotation;
Flusher includes water tank, sprinkler pipe and water-supply-pipe, and water tank is located at car body top, by water-supply-pipe with spill Water pipe connection;
Briquetting device includes hydraulic cylinder, compression box, telescopic rod and pressing plate;Compression box side is provided with feed inlet, feed inlet It is docked with stock guide, the position of feed inlet is lower than crushing outlet.
Further, pressing plate is divided into two pieces of left and right, longitudinally-hinged with telescopic rod, and bullet is connected between pressing plate and telescopic rod Spring, the top for stretching compression box cavity is fixed there are two limited post, and the distance between limited post and telescopic rod are greater than platen width Half.
It further, further include residue collection device, residue collection device is fixed on the lower end of filter device, shape and mistake Filter device matches, and falls into residue collection device from the filter residue filtered out in filter hole.
Further, the front end of clearing apparatus suction line is provided with horn mouth.
Further, a side wall of compression box is movable plate, is provided with the slideway matched with movable plate in compression box.
Further, fermentation liquid is contained in water tank.
Further, limit plate is fixed on telescopic rod, telescopic rod passes through limit plate and connect with pressing plate.
The invention has the following advantages:
(1) fallen leaves involved in the invention, which clean, crushes compaction integral, is provided with filter device, falls collected The foreign matter of the stone being mingled in leaf etc. screens, and prevents hard foreign matter from entering in the equipment in later period, damages equipment;
(2) fallen leaves clean the grinding device for crushing compaction integral setting with crushing inner cylinder and crushing outer cylinder, crush The barrel of inner cylinder is cellular grid, crushing shaft and crushes inner cylinder and reversely rotates, can will fallen leaves crush it is more thorough, crushing it is same When spray fermentation liquid, accelerate subsequent fallen leaves fermentation, and convenient for later period compacting, powder can be fallen to from grid by crushing lesser fallen leaves Broken outer cylinder, all fallen leaves crushing are more thorough, and crushing effect is more preferable, more efficient;
(3) fallen leaves clean crushing compaction integral and are provided with compaction apparatus, and compaction apparatus can be by falling after crushing Leaf is pressed into bulk, is readily transported and handles, and the limit plate and limited post being arranged on compaction apparatus can be in the processes that pressing plate lifts Middle formation difference in height, so that the fallen leaves on pressing plate go to sticks and staves and fall.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention;
Fig. 2 is filter apparatus configuration schematic diagram;
Fig. 3 is screw shaft structural schematic diagram;
Fig. 4 is grinding device explosive view;
Fig. 5 is compaction apparatus structural schematic diagram;
Fig. 6 is pressing plate propradation and movable plate structural schematic diagram;
Wherein, the above drawings include the following reference numerals: 1, car body;2, clearing apparatus;3, filter device;31, cartridge filter; 32, filter hole;33, screw shaft;34, discharge port;4, residue collection device;5, delivery pipe;6, grinding device;61, it crushes outer Cylinder;611, gap;612, outlet is crushed;62, inner cylinder is crushed;621, hollow rotating shaft;63, shaft is crushed;631, cutter tooth is crushed;7, Stock guide;8, briquetting device;81, hydraulic cylinder;82, compression box;83, feed inlet;84, limited post;85, pressing plate;86, spring;87, Limit plate;88, telescopic rod;89, movable plate.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings.
As shown in figures 1 to 6, a kind of fallen leaves of the present invention, which clean, crushes compaction integral, including car body 1, clearing apparatus 2, filter device 3, residue collection device 4, grinding device 6, flusher and briquetting device 8;
Have blower inside clearing apparatus, blower is rotated to form negative pressure and will fall leaves from suction line and is drawn into filter chamber, is inhaled Enter the inlet of pipe in horn mouth, adsorption area can be increased in this way.
Filter device includes that cartridge filter 31, screw shaft 33 and driving device, screw shaft are mounted in cartridge filter, spiral shell One end of rotary shaft connects driving device;Cartridge filter is secured transverse in car body, the sucking of cartridge filter front end face and clearing apparatus Pipe connection, the front end of clearing apparatus suction line are provided with horn mouth, filter hole 32 are provided on the side wall of cartridge filter, and one end of side wall is opened There are discharge port 34, filter hole and discharging mouth down;Residue collection device is fixed on the lower end of filter device, shape and filter device It matches, is fallen into residue collection device from the filter residue filtered out in filter hole;
The fallen leaves sucked from suction inlet enter in cartridge filter, as the rotation of screw shaft drives fallen leaves along cartridge filter It is rotationally advancing, the filter residue of stone in rotary course etc. is just fallen down, and collection is fallen to from the filter hole of cartridge filter bottom In device.
The other end of the discharge port connecting conveying pipe 5 of filter device, delivery pipe connects grinding device;It is filtered fallen leaves from Enter in grinding device in delivery pipe, is crushed.
For grinding device slant setting in car body, feed side is higher than exit side, and grinding device includes crushing outer cylinder 61, crushing Inner cylinder 62 and crushing shaft 63, the feed side for crushing outer cylinder are docked with delivery pipe;The barrel for crushing outer cylinder upper end is provided with strip Shape gap 611, gap connect watering device, and the exit side for crushing outer cylinder is provided with crushing outlet 612;It crushes and exports external guide Plate;It crushes inner cylinder barrel to be made of cellular grid, grid size is determined by degree of grinding, is crushed inner cylinder end face and is installed hollow rotating shaft 621, it crushes shaft and passes through hollow rotating shaft, be mounted on and crush in inner cylinder, crush and crushing cutter tooth 631 is installed in shaft, hollow turn Axis and crushing shaft are outer respectively to connect driving device, drives and crushes inner cylinder and crushing shaft rotation;It crushes inner cylinder and crushes shaft Rotation direction moves on the contrary, entering from delivery pipe and crushing the fallen leaves in inner cylinder with the rotation for crushing inner cylinder, meanwhile, it is reversed to revolve The crushing shaft turned crushes fallen leaves, and the thorough fallen leaves fragment of crushing is fallen to from crushing inner cylinder to be crushed in outer cylinder, along Outer cylinder is crushed from outlet output is crushed, is also equipped with flusher in the upper end for crushing outer cylinder, flusher includes water tank 11, Sprinkler pipe 9 and water-supply-pipe 10, water tank are located at car body top, are connected to by water-supply-pipe with sprinkler pipe, and hair is contained in water tank Zymotic fluid;Fermentation liquid is sprayed during crushing.
Briquetting device includes hydraulic cylinder 81, compression box 82, telescopic rod 88 and pressing plate 85;Compression box side is provided with feed inlet 83, feed inlet is docked with stock guide;One side wall of compression box is movable plate 89, is provided in compression box and matches with movable plate Slideway;Pressing plate is divided into two pieces of left and right, longitudinally-hinged with telescopic rod, and spring 86 is connected between pressing plate and telescopic rod, stretches Limit plate 87 is fixed on bar, telescopic rod passes through limit plate and connect with pressing plate, compresses limit there are two the top fixations of box cavity Column 84, the distance between limited post and telescopic rod are greater than the half of platen width, during compacting, if there is fragment of falling leaves It falls when on pressing plate, telescopic rod is shunk, and pressing plate tilts under the action of limited post to two sides, and fallen leaves fragment can be from pressure It is fallen on plate.
It is of the invention use process is as follows described:
When fallen leaves clean crushing compaction integral start-up operation, clearing apparatus will fall leaves in suction filter cylinder, filtering Screw shaft rotation in cylinder, drives fallen leaves and stone to rotate, in rotation process, the hard residue of stone etc. falls to bottom It on barrel, is fallen in collection device, and is fallen leaves then as screw shaft continues to be moved along by filter hole, until from filtering The discharge port of cylinder is released, and is entered in grinding device by delivery pipe.
Crushing inner wall and crushing shaft in grinding device are rotated by respective driving device, rotation direction On the contrary, fallen leaves are crushed under the action of crushing cutter tooth and fragmentated, crushes the rotation of inner wall and constantly stirred so that falling leaves, so that Fallen leaves more fully crush, meanwhile, fermentation liquid is sprayed on the fallen leaves in crushing and is sufficiently mixed with fallen leaves by flusher, powder Fallen leaves after broken are fallen from the grid for crushing inner wall, and the size of grid determines the pulverized degree of final fallen leaves, are crushed Device is equipped with certain gradient, therefore the fallen leaves after crushing smoothly can export abjection from the crushing for crushing outer cylinder, logical It crosses stock guide to enter in compacting box from compacting box side wall, pressing plate moves reciprocatingly up and down under the action of hydraulic cylinder, two pressures Plate is hinged with telescopic rod, and certain angle can be rotated upwardly and downwardly around telescopic rod, spring is connected between pressing plate and telescopic rod, is stretched Be further fixed on limit plate on contracting bar, the top of compacting box is fixed, and there are two limited posts, when telescopic rod shortens, pressing plate with Telescopic rod moves up, until limited post is contacted in pressing plate, telescopic rod continues to shrink at this time, pressing plate under the action of limited post along Telescopic rod flips an angle, at this point, the fallen leaves fallen on pressing plate are fallen, telescopic rod extends again, under the action of the spring, pressure Sheet reset continues to push, and repeats for fallen leaves to be compacted.
Fallen leaves after compacting run up to certain height, and side plate is removed, take out compacting after fallen leaves, continue into Row, which is fallen leaves, to be cleaned, the lesser volume of fallen leaves occupation ratio after being compacted, and is easy collection or transport, and the fallen leaves after compacting In have fermentation liquid, can directly bury, provide fertilizer or other thorough fares, clean and environmental protection to other crops.
Certainly, above content is only presently preferred embodiments of the present invention, be should not be construed as limiting to implementation of the invention Example range.The present invention is also not limited to the example above, and those skilled in the art are in essential scope of the invention Interior made all the changes and improvements etc., should all belong in patent covering scope of the invention.

Claims (8)

1. a kind of fallen leaves, which clean, crushes compaction integral, including car body (1) and clearing apparatus (2), which is characterized in that further include Filter device (3), residue collection device (4), grinding device (6), flusher and briquetting device (8);
Filter device includes cartridge filter (31), screw shaft (33) and driving device, and screw shaft (33) is mounted on cartridge filter (31) in, one end of screw shaft (33) connects driving device;Cartridge filter (31) is secured transverse in car body (1), cartridge filter (31) front end face is connect with the suction line of clearing apparatus (2), is provided on the side wall of cartridge filter (31) filter hole (32), the one of side wall End is provided with discharge port (34), and filter hole (32) and discharge port (34) are downward;
The other end of the discharge port connecting conveying pipe (5) of filter device, delivery pipe (5) connects grinding device (6);
For grinding device (6) slant setting in car body (1), feed side is higher than exit side, and grinding device (6) includes crushing outer cylinder (61), inner cylinder (62) are crushed and crush shaft (63), the feed side for crushing outer cylinder (61) is docked with delivery pipe (5);It crushes outer The barrel of cylinder (61) upper end is provided with strip gap (611), and watering device is installed at gap (611), crushes going out for outer cylinder (61) Material side is provided with crushing outlet (612);Crush outlet (612) external stock guide (7);Inner cylinder (62) barrel is crushed by cellular grid group At crushing inner cylinder (62) end face installation hollow rotating shaft (621) crushes shaft (63) and passes through hollow rotating shaft (621), is mounted on crushing It in inner cylinder (62), crushes and crushing cutter tooth (631) is installed on shaft (63), hollow rotating shaft (621) and crushing shaft (63) are respectively Outer even driving device, drives and crushes inner cylinder (62) and crushing shaft (63) rotation;
Flusher includes water tank (11), sprinkler pipe (9) and water-supply-pipe (10), and water tank (11) is located at the top of car body (1), It is connected to by water-supply-pipe (10) with sprinkler pipe (9);
Briquetting device (8) includes hydraulic cylinder (81), compression box (82), telescopic rod (88) and pressing plate (85);Compression box (82) side Face is provided with feed inlet (83), and feed inlet (83) is docked with stock guide (7), and the position of feed inlet (83) is lower than crushing outlet (612).
2. fallen leaves according to claim 1, which clean, crushes compaction integral, which is characterized in that pressing plate (85) is divided into left and right two Block, it is longitudinally-hinged with telescopic rod (88), it is connected with spring (86) between pressing plate (85) and telescopic rod (88), stretches compression box (82) The top of inner cavity is fixed, and there are two limited post (84), and it is wide that the distance between limited post (84) and telescopic rod (88) are greater than pressing plate (85) The half of degree.
3. fallen leaves according to claim 1, which clean, crushes compaction integral, which is characterized in that further include residue collection device (4), residue collection device (4) is fixed on the lower end of filter device (3), and shape is matched with filter device (3), from filter hole (32) filter residue filtered out in is fallen into residue collection device (4).
4. fallen leaves according to claim 1, which clean, crushes compaction integral, which is characterized in that clearing apparatus (2) suction line Front end be provided with horn mouth.
5. fallen leaves according to claim 1, which clean, crushes compaction integral, which is characterized in that a side of compression box (82) Wall is movable plate (89), is provided with the slideway matched with movable plate (89) in compression box (82).
6. fallen leaves according to claim 1, which clean, crushes compaction integral, which is characterized in that contain hair in water tank (11) Zymotic fluid.
7. fallen leaves according to claim 1, which clean, crushes compaction integral, which is characterized in that telescopic rod is fixed on (88) Limit plate (87), telescopic rod (88) pass through limit plate (87) and connect with pressing plate (85).
8. fallen leaves according to claim 1, which clean, crushes compaction integral, which is characterized in that the bottom of sprinkler pipe (9) point Several apopores of cloth.
CN201811591094.9A 2018-12-25 2018-12-25 Leaf cleaning, crushing and compacting machine Active CN109706875B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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CN109706875A true CN109706875A (en) 2019-05-03
CN109706875B CN109706875B (en) 2021-01-05

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110523516A (en) * 2019-07-30 2019-12-03 塔里木大学 A hand-held fallen leaf collection crushing briquetting machine
CN111119111A (en) * 2019-12-31 2020-05-08 南京工业职业技术学院 Fallen leaf cleaning device
CN114589100A (en) * 2022-03-29 2022-06-07 山东华业阳光新能源有限公司 Solar photovoltaic board processing garbage collection device
CN117505234A (en) * 2023-11-08 2024-02-06 山东健瑞新材料科技有限公司 Environment-friendly paint raw material screening device

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4222214A1 (en) * 1992-07-07 1994-01-13 Eggenmueller Alfred Compaction of grass and leaves by sweeper machine - is carried out by rotary press fed by worm which receives sweepings of grass and leaves from rotary brush and claw roller
CN205570482U (en) * 2016-01-14 2016-09-14 郑平燕 Leaf is collected and is smashed briquetting device
CN207284296U (en) * 2017-10-09 2018-05-01 陈寿祥 A kind of continuous crushing and processing device of axial-flow type plant straw feedstuff
CN207331574U (en) * 2017-07-27 2018-05-08 詹绍炬 A kind of gardens leaf collection and treatment device
CN108033816A (en) * 2017-12-26 2018-05-15 郑州国知网络技术有限公司 A kind of recycling fertilizer production apparatus of fallen leaves
CN207446950U (en) * 2017-11-07 2018-06-05 重庆博新农业开发有限公司 A kind of afforestation leaf processing unit
CN208066703U (en) * 2018-02-06 2018-11-09 东源县板栗发展有限公司 One kind being used in sundries screening plant
CN208266774U (en) * 2018-03-30 2018-12-21 华北电力大学(保定) A kind of fallen leaves collection and treatment device

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4222214A1 (en) * 1992-07-07 1994-01-13 Eggenmueller Alfred Compaction of grass and leaves by sweeper machine - is carried out by rotary press fed by worm which receives sweepings of grass and leaves from rotary brush and claw roller
CN205570482U (en) * 2016-01-14 2016-09-14 郑平燕 Leaf is collected and is smashed briquetting device
CN207331574U (en) * 2017-07-27 2018-05-08 詹绍炬 A kind of gardens leaf collection and treatment device
CN207284296U (en) * 2017-10-09 2018-05-01 陈寿祥 A kind of continuous crushing and processing device of axial-flow type plant straw feedstuff
CN207446950U (en) * 2017-11-07 2018-06-05 重庆博新农业开发有限公司 A kind of afforestation leaf processing unit
CN108033816A (en) * 2017-12-26 2018-05-15 郑州国知网络技术有限公司 A kind of recycling fertilizer production apparatus of fallen leaves
CN208066703U (en) * 2018-02-06 2018-11-09 东源县板栗发展有限公司 One kind being used in sundries screening plant
CN208266774U (en) * 2018-03-30 2018-12-21 华北电力大学(保定) A kind of fallen leaves collection and treatment device

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110523516A (en) * 2019-07-30 2019-12-03 塔里木大学 A hand-held fallen leaf collection crushing briquetting machine
CN111119111A (en) * 2019-12-31 2020-05-08 南京工业职业技术学院 Fallen leaf cleaning device
CN114589100A (en) * 2022-03-29 2022-06-07 山东华业阳光新能源有限公司 Solar photovoltaic board processing garbage collection device
CN117505234A (en) * 2023-11-08 2024-02-06 山东健瑞新材料科技有限公司 Environment-friendly paint raw material screening device
CN117505234B (en) * 2023-11-08 2024-06-04 山东健瑞新材料科技有限公司 Environment-friendly paint raw material screening device

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Inventor after: Li Wen

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Patentee after: Li Wen

Patentee after: Zhai Yucen

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Patentee before: Zhai Yucen