CN213404367U - Full-automatic rotary lawn garbage sweeper - Google Patents

Full-automatic rotary lawn garbage sweeper Download PDF

Info

Publication number
CN213404367U
CN213404367U CN202021456549.9U CN202021456549U CN213404367U CN 213404367 U CN213404367 U CN 213404367U CN 202021456549 U CN202021456549 U CN 202021456549U CN 213404367 U CN213404367 U CN 213404367U
Authority
CN
China
Prior art keywords
rolling brush
garbage
shaft
scissor
gear
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN202021456549.9U
Other languages
Chinese (zh)
Inventor
金孙洋洋
王红梅
李浙
郑善齐
刘明坤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhejiang University of Water Resources and Electric Power
Original Assignee
Zhejiang University of Water Resources and Electric Power
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhejiang University of Water Resources and Electric Power filed Critical Zhejiang University of Water Resources and Electric Power
Priority to CN202021456549.9U priority Critical patent/CN213404367U/en
Application granted granted Critical
Publication of CN213404367U publication Critical patent/CN213404367U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Cleaning Of Streets, Tracks, Or Beaches (AREA)

Abstract

A full-automatic rotary lawn garbage sweeper comprises a sweeper body, wherein the sweeper body comprises an outer frame, crawler traveling mechanisms for the sweeper body to travel are arranged on two sides of the outer frame, and the traveling direction of the sweeper body is defined as the front-rear direction; a rolling brush device for rolling up the garbage on the lawn is arranged at the front part in the outer frame, a garbage collecting box is arranged at the rear part of the rolling brush device, and a plate shifting device for shifting the garbage into the garbage collecting box is arranged between the rolling brush device and the garbage collecting box; an inner vehicle chamber, a working motor and a traveling motor are also arranged in the outer vehicle frame, the inner vehicle chamber covers the rolling brush device, the garbage collection box and the shifting plate, and the inner vehicle chamber is arranged on the outer vehicle frame through a shear fork lifting mechanism; the working motor drives the rolling brush device and the plate shifting device simultaneously, the walking motor drives the crawler walking mechanism, and the working motor and the walking motor are respectively and electrically connected with the controller. The utility model discloses can realize the automatic rubbish clearance work of clearing up its surface and inside in different grade type lawn.

Description

Full-automatic rotary lawn garbage sweeper
Technical Field
The utility model relates to a full-automatic lawn rubbish clearance technical field especially relates to a full-automatic rotatory formula lawn rubbish scavenging machine.
Background
As the urban area increases, the lawn maintenance needs increase at the same time. The quality level of part of people is not enough, solid garbage can be seen to scatter in the lawn, which affects the beauty and pollutes the environment. The most common garbage cleaning mode is manual cleaning by sanitation workers, and the speed is low and the efficiency is poor. The lawn garbage is cleaned up to be a problem which is difficult to avoid in urban development. Therefore, the lawn garbage cleaning machine is needed to be designed, the problem that lawn garbage is difficult to clean is solved, and the lawn garbage cleaning device on the market at present mainly has the following centralization, specifically as follows:
a small-sized manual lawn garbage cleaning vehicle is provided with application number CN201520161523.4, and comprises a garbage collection mechanism, a garbage conveying mechanism, a vehicle body movement mechanism, a garbage temporary storage box and a compaction mechanism; wherein, the bottom of the garbage collection mechanism is provided with a plurality of strip-shaped baffles which are butted with the garbage conveying mechanism; the garbage conveying mechanism is in butt joint with the garbage temporary storage box; the garbage collection mechanism, the garbage conveying mechanism, the garbage temporary storage box and the compaction mechanism are arranged on the vehicle body movement mechanism, and the vehicle body movement mechanism drives the garbage collection mechanism through a belt; the compaction mechanism is matched with the garbage temporary storage box. Although the lawn garbage cleaning device can effectively collect garbage, manpower is not liberated, and the operation is difficult.
An environment-friendly lawn garbage collecting device is disclosed as CN201721779881.7 and comprises a collecting base, a garbage storage bin, a collecting frame, a hydraulic lifting device and an auxiliary collecting bottom plate, wherein the garbage storage bin is installed on the upper side of the collecting base, a feeding hole is formed in one side of the upper end of the garbage storage bin, a supporting rod is welded on the upper side of one end of the collecting base, the collecting frame is installed at one end of the collecting base, the collecting base is hinged to one end of the supporting rod, an ash depositing hopper is installed at the bottom of the collecting frame, an ash inlet is formed in one end of the ash depositing hopper, the hydraulic lifting device is installed at one end of the collecting base, the environment-friendly lawn garbage collecting device is provided with the ash depositing hopper through the bottom of the collecting frame, garbage collected in the ash depositing hopper can be collected in the ash depositing hopper by automatically pouring the garbage storage bin for collection through the hydraulic lifting device, and is convenient for a cleaner to, the working efficiency is improved. Although the lawn solid waste cleaning machine is complete in function, only collected waste can be collected, and the lawn solid waste cleaning machine cannot automatically clean the lawn.
Disclosure of Invention
In order to overcome the problems, the utility model provides a full-automatic rotary lawn garbage sweeper.
The utility model adopts the technical proposal that: a full-automatic rotary lawn garbage sweeper comprises a sweeper body, wherein the sweeper body comprises an outer frame which is approximately rectangular, crawler traveling mechanisms for the sweeper body to travel are arranged on two sides of the outer frame, and the traveling direction of the sweeper body is defined to be the front-back direction; a rolling brush device for rolling up the garbage on the lawn is arranged at the front part in the outer frame, a garbage collecting box is arranged at the rear part of the rolling brush device, and a plate shifting device for shifting the garbage into the garbage collecting box is arranged between the rolling brush device and the garbage collecting box; an inner vehicle chamber, a working motor and a traveling motor are also arranged in the outer frame, and the inner vehicle chamber is covered outside the rolling brush device, the garbage collection box and the plate shifting device; a gap is formed between the inner vehicle chamber and the outer vehicle frame, and the bottom parts of the two sides of the inner vehicle chamber are respectively installed on the outer vehicle frame through a scissor lifting mechanism; the working motor drives the rolling brush device and the plate shifting device simultaneously, the walking motor drives the crawler walking mechanism, and the working motor and the walking motor are respectively and electrically connected with the controller;
the rolling brush device comprises two rolling brushes which rotate relatively, each rolling brush comprises a rolling brush shaft and a rolling brush body sleeved on the rolling brush shaft, the axis of each rolling brush shaft is perpendicular to the advancing direction of the vehicle body, each rolling brush shaft is connected with the outer vehicle frame through a rolling brush bearing, and a rolling brush gear is fixedly installed at one end of each rolling brush shaft; the two rolling brushes are sequentially arranged along the front and back directions, and the two rolling brush gears are meshed;
the shifting plate device comprises a shifting plate, the shifting plate is fixedly arranged on a shifting plate shaft, the axis of the shifting plate shaft is vertical to the advancing direction of the vehicle body, the shifting plate shaft is connected with the inner vehicle chamber through a bearing, a shifting plate gear is fixedly arranged at one end of the shifting plate shaft, the rear side of the shifting plate gear is meshed with a first gear, the first gear is fixedly arranged at one end of a first wheel shaft, the first wheel shaft is arranged on the inner vehicle chamber through the bearing and penetrates through the inner vehicle chamber, and the other end of the first wheel shaft is connected with the double-crank mechanism;
the double-crank mechanism comprises a driving crank, a connecting rod, a driven crank and a second gear, the second gear is arranged on a second wheel shaft, and the second wheel shaft is arranged on the outer frame through a bearing; one end of the driving crank is fixedly arranged on the second wheel shaft, the other end of the driving crank is hinged with one end of the connecting rod, the other end of the connecting rod is hinged with one end of the driven crank, and the other end of the driven crank is fixedly connected with the first wheel shaft;
the working motor is arranged in the outer frame, an output shaft of the working motor is fixedly connected with the transmission gear, the front side of the transmission gear is meshed with the rolling brush gear positioned on the rear side in the two rolling brush gears, and the rear side of the transmission gear is meshed with the second gear.
Furthermore, the garbage collection box is detachably arranged in the inner vehicle chamber, the top surfaces of the inner vehicle chamber and the outer vehicle frame are provided with openings corresponding to the positions of the garbage collection box, and the opening of the outer vehicle frame is provided with a top plate used for covering the opening.
Furthermore, the scissor lifting mechanism comprises a first scissor and a second scissor, the middle parts of the first scissor and the second scissor are hinged into a scissor structure through a pin shaft, the upper end of the first scissor and the lower end of the second scissor are respectively provided with a first guide rail and a second guide rail which are matched with the first guide rail and the second guide rail, the first guide rail is arranged on the outer wall of one side of the inner vehicle chamber, and the second guide rail is arranged on the inner side of the outer vehicle frame; the lower end of the first scissor and the upper end of the second scissor are respectively hinged with the outer frame and the inner compartment.
Furthermore, the rear end of the outer frame is open, a back plate used for covering the opening is arranged at the rear end of the outer frame, and the bottom end of the back plate is connected with the damping hinge of the outer frame.
Furthermore, a control box is arranged at the gap between the outer frame and the inner vehicle chamber, and the controller is installed in the control box.
The utility model has the advantages that: according to the conditions of lawn grass length and the like, the height of the cleaning mechanism of the inner vehicle chamber is adjusted, and the garbage cleaning work aiming at different types of lawns can be realized. The rotary rolling brush device can roll up the lawn garbage, and the garbage in the lawn and on the surface of the lawn can be cleaned. The garbage cleaning work of automatically cleaning the surface and the internal garbage of the lawns of different types in the designated area is realized.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the interior compartment in a first raised and lowered state.
Fig. 3 is a schematic view of the interior compartment in a second raised and lowered state.
Fig. 4 is a schematic view of the paddle apparatus in a first state.
Fig. 5 is a schematic view of the paddle apparatus in a second state.
Fig. 6 is a schematic view of the paddle fitting in a third state.
Fig. 7 is a schematic view showing the garbage collection box taken out of the vehicle body.
Description of reference numerals: 1. the garbage truck comprises a top plate, 2, an outer frame, 3, an inner truck chamber, 4, a crawler traveling mechanism, 5, a shifting plate, 6, a rolling brush device, 7, a working gear, 8, a rolling brush bearing, 9, a transmission gear, 10, a double-crank mechanism, 11, a shearing fork lifting mechanism, 12, a traveling motor, 13, a working motor, 14, a control box, 15, a garbage collection box, 16 and a back plate.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated as the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., appear based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" as appearing herein are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" should be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to the attached drawings, the full-automatic rotary lawn garbage sweeper comprises a sweeper body, wherein the sweeper body comprises an outer frame 2 which is approximately rectangular, two sides of the outer frame 2 are provided with crawler traveling mechanisms 4 for the sweeper body to travel, and the traveling direction of the sweeper body is defined as the front-back direction; a rolling brush device 6 for rolling up the garbage on the lawn is arranged at the front part in the outer frame 2, a garbage collecting box 15 is arranged at the rear part of the rolling brush device 6, and a plate shifting device for shifting the garbage into the garbage collecting box is arranged between the rolling brush device 6 and the garbage collecting box 15; an inner vehicle chamber 3, a traveling motor 12 and a working motor 13 are also arranged in the outer frame 2, and the inner vehicle chamber 3 covers the rolling brush device 6, the garbage collection box 15 and the plate shifting device 5; the garbage collection box 15 is detachably mounted in the inner vehicle chamber 3, openings are formed in the positions, corresponding to the garbage collection box 15, of the top surfaces of the inner vehicle chamber 3 and the outer vehicle frame 2, and a top plate 1 used for covering the openings is arranged at the opening of the outer vehicle frame. The rear end of the outer frame 2 is open, the rear end of the outer frame 2 is provided with a back plate 16 used for covering the opening, and the bottom end of the back plate 16 is connected with the damping hinge of the outer frame 2.
A gap is formed between the outer frame 2 and the inner compartment 3, and the two side bottoms of the inner compartment 3 are respectively installed on the outer frame 2 through a scissor lifting mechanism 11; the scissor lifting mechanism 11 comprises a first scissor and a second scissor, the middle parts of the first scissor and the second scissor are hinged into a scissor structure through a pin shaft, the upper end of the first scissor and the lower end of the second scissor are respectively provided with a first guide rail and a second guide rail which are matched with the upper end of the first scissor and the lower end of the second scissor, the first guide rail is arranged on the outer wall of one side of the inner vehicle chamber 3, and the second guide rail is arranged on the inner side of the outer vehicle frame 2; the lower end of the first scissor and the upper end of the second scissor are respectively hinged with the outer frame 2 and the inner compartment 3.
The working motor 13 drives the rolling brush device 6 and the plate shifting device 5 simultaneously, the walking motor 12 drives the crawler walking mechanism 4, and the walking motor 12 and the working motor 13 are respectively electrically connected with the controller; a control box 14 is arranged at the gap between the outer frame 2 and the inner vehicle room 3, and the controller is arranged in the control box 14.
The rolling brush device 6 comprises two rolling brushes which rotate relatively, each rolling brush comprises a rolling brush shaft and a rolling brush body sleeved on the rolling brush shaft, the axis of the rolling brush shaft is perpendicular to the advancing direction of the vehicle body, the rolling brush shaft is connected with the outer vehicle frame through a rolling brush bearing 8, and a rolling brush gear is fixedly mounted at one end of the rolling brush shaft; the two rolling brushes are sequentially arranged along the front and back directions, and the two rolling brush gears are meshed;
the plate shifting device comprises a shifting plate 5 and a double-crank mechanism 10, the shifting plate 5 is fixedly arranged on a shifting plate shaft, the axis of the shifting plate shaft is perpendicular to the advancing direction of a vehicle body, the shifting plate shaft is connected with the inner vehicle chamber 3 through a bearing, a shifting plate gear is fixedly arranged at one end of the shifting plate shaft, the rear side of the shifting plate gear is meshed with a first gear, the first gear is fixedly arranged at one end of a first wheel shaft, the first wheel shaft is arranged on the inner vehicle chamber 3 through the bearing and penetrates through the inner vehicle chamber 3, and the other end of the first wheel shaft is connected with the double-crank mechanism 10;
the double-crank mechanism 10 comprises a driving crank, a connecting rod, a driven crank and a second gear, the second gear is arranged on a second wheel shaft, and the second wheel shaft is arranged on the outer frame through a bearing; one end of the driving crank is fixedly arranged on the second wheel shaft, the other end of the driving crank is hinged with one end of the connecting rod, the other end of the connecting rod is hinged with one end of the driven crank, and the other end of the driven crank is fixedly connected with the first wheel shaft;
the working motor 12 is arranged in the outer frame 2, an output shaft of the working motor 13 is fixedly connected with the transmission gear 9, the front side of the transmission gear 9 is meshed with a rolling brush gear positioned at the rear side of the two rolling brush gears, and the rear side of the transmission gear is meshed with the second gear.
The specific working mode is as follows: (1) height adjustment
As shown in fig. 2 and 3, when the full-automatic rotary lawn garbage sweeper device is located at a starting point determined by a lawn, according to the situation of lawn grass length and the like, the height of the inner vehicle room cleaning mechanism is adjusted by the lifting of the scissor lifting mechanism as the scissor lifting mechanism is respectively connected with the inner vehicle room and the outer vehicle frame, so that the garbage cleaning work aiming at different types of lawns is realized.
(2) Lawn cleaning
As shown in fig. 4, when the full-automatic rotary lawn garbage sweeper device receives a signal transmitted by the controller, the full-automatic rotary lawn garbage sweeper device is started to operate, the working motor transmits power to the rolling brush device through the gear, the rolling brush gears at the two ends of the rolling brush are meshed and rotate oppositely to roll up lawn garbage, and the garbage cleaning of the interior and the surface of the lawn is completed.
(3) Rotating collection
As shown in fig. 4, 5 and 6, while the working motor power is output to the rolling brush device, the working motor power is synchronously output to the shifting plate through the double-crank mechanism, so that the shifting plate and the rolling brush device move in a matched manner, the shifting plate rotates to shift the garbage rolled up by the rolling brush device into the garbage collection box on the right side, and the process of transferring and collecting the lawn garbage is completed.
The embodiments described in this specification are merely illustrative of implementations of the inventive concepts, and the scope of the invention should not be considered limited to the specific forms set forth in the embodiments, but rather the scope of the invention is intended to include equivalent technical means as would be understood by those skilled in the art from the inventive concepts.

Claims (5)

1. The utility model provides a full-automatic formula lawn rubbish scavenging machine that revolves which characterized in that: the bicycle comprises a bicycle body, wherein the bicycle body comprises an approximately rectangular outer bicycle frame, crawler traveling mechanisms for the bicycle body to travel are arranged on two sides of the outer bicycle frame, and the traveling direction of the bicycle body is defined as the front-rear direction; a rolling brush device for rolling up the garbage on the lawn is arranged at the front part in the outer frame, a garbage collecting box is arranged at the rear part of the rolling brush device, and a plate shifting device for shifting the garbage into the garbage collecting box is arranged between the rolling brush device and the garbage collecting box; an inner vehicle chamber, a working motor and a traveling motor are also arranged in the outer frame, and the inner vehicle chamber is covered outside the rolling brush device, the garbage collection box and the plate shifting device; a gap is formed between the inner vehicle chamber and the outer vehicle frame, and the bottom parts of the two sides of the inner vehicle chamber are respectively installed on the outer vehicle frame through a scissor lifting mechanism; the working motor drives the rolling brush device and the plate shifting device simultaneously, the walking motor drives the crawler walking mechanism, and the working motor and the walking motor are respectively and electrically connected with the controller;
the rolling brush device comprises two rolling brushes which rotate relatively, each rolling brush comprises a rolling brush shaft and a rolling brush body sleeved on the rolling brush shaft, the axis of each rolling brush shaft is perpendicular to the advancing direction of the vehicle body, each rolling brush shaft is connected with the outer vehicle frame through a rolling brush bearing, and a rolling brush gear is fixedly installed at one end of each rolling brush shaft; the two rolling brushes are sequentially arranged along the front and back directions, and the two rolling brush gears are meshed;
the shifting plate device comprises a shifting plate, the shifting plate is fixedly arranged on a shifting plate shaft, the axis of the shifting plate shaft is vertical to the advancing direction of the vehicle body, the shifting plate shaft is connected with the inner vehicle chamber through a bearing, a shifting plate gear is fixedly arranged at one end of the shifting plate shaft, the rear side of the shifting plate gear is meshed with a first gear, the first gear is fixedly arranged at one end of a first wheel shaft, the first wheel shaft is arranged on the inner vehicle chamber through the bearing and penetrates through the inner vehicle chamber, and the other end of the first wheel shaft is connected with the double-crank mechanism;
the double-crank mechanism comprises a driving crank, a connecting rod, a driven crank and a second gear, the second gear is arranged on a second wheel shaft, and the second wheel shaft is arranged on the outer frame through a bearing; one end of the driving crank is fixedly arranged on the second wheel shaft, the other end of the driving crank is hinged with one end of the connecting rod, the other end of the connecting rod is hinged with one end of the driven crank, and the other end of the driven crank is fixedly connected with the first wheel shaft;
the working motor is arranged in the outer frame, an output shaft of the working motor is fixedly connected with the transmission gear, the front side of the transmission gear is meshed with the rolling brush gear positioned on the rear side in the two rolling brush gears, and the rear side of the transmission gear is meshed with the second gear.
2. The fully automatic rotary lawn garbage sweeper of claim 1, wherein: the garbage collection box is detachably mounted in the inner vehicle chamber, openings are formed in the positions, corresponding to the garbage collection box, of the top surfaces of the inner vehicle chamber and the outer vehicle frame, and a top plate used for covering the openings is arranged at the positions of the openings of the outer vehicle frame.
3. The fully automatic rotary lawn garbage sweeper of claim 1, wherein: the scissor lifting mechanism comprises a first scissor and a second scissor, the middle parts of the first scissor and the second scissor are hinged into a scissor structure through a pin shaft, the upper end of the first scissor and the lower end of the second scissor are respectively provided with a first guide rail and a second guide rail which are matched with the first guide rail and the second guide rail, the first guide rail is arranged on the outer wall of one side of the inner vehicle chamber, and the second guide rail is arranged on the inner side of the outer vehicle frame; the lower end of the first scissor and the upper end of the second scissor are respectively hinged with the outer frame and the inner compartment.
4. The fully automatic rotary lawn garbage sweeper of claim 1, wherein: the rear end of the outer frame is open, a back plate used for covering the opening is arranged at the rear end of the outer frame, and the bottom end of the back plate is connected with the damping hinge of the outer frame.
5. The fully automatic rotary lawn garbage sweeper of claim 1, wherein: a control box is arranged at the gap between the outer frame and the inner vehicle chamber, and the controller is installed in the control box.
CN202021456549.9U 2020-07-22 2020-07-22 Full-automatic rotary lawn garbage sweeper Expired - Fee Related CN213404367U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021456549.9U CN213404367U (en) 2020-07-22 2020-07-22 Full-automatic rotary lawn garbage sweeper

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021456549.9U CN213404367U (en) 2020-07-22 2020-07-22 Full-automatic rotary lawn garbage sweeper

Publications (1)

Publication Number Publication Date
CN213404367U true CN213404367U (en) 2021-06-11

Family

ID=76254487

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021456549.9U Expired - Fee Related CN213404367U (en) 2020-07-22 2020-07-22 Full-automatic rotary lawn garbage sweeper

Country Status (1)

Country Link
CN (1) CN213404367U (en)

Similar Documents

Publication Publication Date Title
CN101956377A (en) Cleaning device of garbage on ground
CN110924342B (en) Circulating automatic tipping bucket sweeper
CN109322267B (en) Sweeping vehicle
CN213404367U (en) Full-automatic rotary lawn garbage sweeper
CN110904910B (en) Equipment for cleaning thin ice on road surface
CN211006478U (en) Be applied to drum-type cleaning device of motor sweeper
CN111809552A (en) Cleaning vehicle
CN214783541U (en) Portable device of keeping a public place clean of town road
CN215687483U (en) Rolling brush cleaning device for sweeper
CN213389896U (en) Traction type sweeper
CN209211368U (en) A kind of city road sanitation vehicle
CN201416159Y (en) Cleaning driving mechanism of sweepers
CN202450469U (en) Multifunctional environment-friendly cleaning vehicle
CN106192827B (en) A kind of Environmental sanitation cleaning vehicle
CN202170483U (en) Electric sweeping-cleaning multifunctional vehicle
CN220953151U (en) Portable garbage cleaning device
CN201506962U (en) Garbage truck for cleaning street
CN201406667Y (en) Fully enclosed conveyer sweeper
CN219450568U (en) Street sweeper
CN213086676U (en) Cleaning vehicle
CN112267408B (en) Garbage cleaning, dumping and turnover one-stop seamless docking system
CN201406668Y (en) Conveyer sweeper
CN216712866U (en) Cleaning machine
CN209584931U (en) A kind of road sweeper
CN219137335U (en) Road surface cleaning device of road surface maintenance vehicle

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20210611