Cleaning equipment for sea surface plastic garbage

Abstract

The utility model discloses cleaning equipment about sea surface plastic garbage, and relates to the technical field of sea surface plastic garbage cleaning, the equipment comprises a top plate, the bottom of the top plate is provided with two symmetrical side plates, the bottoms of the side plates are provided with floating plates, the side walls of the side plates are provided with side columns, and the side walls of the side columns are provided with warning light bars. A power device is installed on the side wall of the side plate, a front lamp is arranged on the side wall of the side plate, a plurality of heat dissipation holes are formed in the side wall of the side plate, a fish driving device is installed on the side wall of the side plate, a camera is installed on the top of the top plate, a storage battery is installed on the inner side wall of the top plate, and the power device, the front lamp, the fish driving device and the camera are all electrically connected with the storage battery. By means of the classification assembly, plastic garbage floating on the sea surface, floating oil on the sea surface, sea sedge and other substances can be classified, cleaned and recycled, the task load of follow-up cleaning work of workers is reduced, and the cleaning efficiency of the plastic garbage on the sea surface is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of cleaning sea surface plastic garbage, in particular to a device for cleaning sea surface plastic garbage. Background Art

[0002] Sea surface garbage cleaning equipment is often used to improve the efficiency and effectiveness of marine garbage cleaning and reduce the impact of garbage on the marine ecosystem.

[0003] Existing marine debris cleaning equipment can centrally clean up floating objects on the sea surface, but manual intervention is still required to clean and sort the garbage on the sea surface. Manual cleaning and sorting of the garbage collected by the equipment on the sea surface increases the workload of the staff and has low classification efficiency.

[0004] Based on this, a device for cleaning plastic waste on the sea surface is now provided, which can eliminate the disadvantages of existing devices. Utility Model Content

[0005] The purpose of the utility model is to provide a device for cleaning plastic garbage on the sea surface to solve the shortcomings of modern products in the background technology.

[0006] To achieve the above purpose, the present invention provides the following technical solutions:

[0007] A device for cleaning plastic waste from the sea surface comprises a top plate, two symmetrical side plates mounted on the bottom of the top plate, floating plates mounted on the bottoms of the side plates, side columns mounted on the side walls of the side plates, warning light strips mounted on the side walls of the side columns, a power device mounted on the side walls of the side plates, headlights mounted on the side walls of the side plates, heat dissipation holes mounted on the side walls of the side plates, a fish repellent mounted on the side walls of the side plates, a camera mounted on the top of the top plate, a battery mounted on the inner side walls of the top plate, and the power device, headlights, fish repellent, and camera are all electrically connected to the battery.

[0008] A photovoltaic module is provided on the top of the roof plate to utilize solar energy for auxiliary power supply;

[0009] A collecting assembly is provided between the two side plates for distinguishing and collecting different types of marine garbage;

[0010] A conveying assembly is provided between the two side plates for recycling marine garbage;

[0011] A sorting component is provided between the two side panels for automatically sorting marine garbage.

[0012] On the basis of the above technical solutions, the present invention also provides the following optional technical solutions:

[0013] In an optional scheme: the classification component includes mounting rod 1 and mounting rod 2, mounting rod 1 and mounting rod 2 are fixedly connected between the two side plates, a cavity is opened in the mounting rod 2, and motor 2 is arranged on the inner wall of the cavity of the mounting rod 2, and several spiral rollers are connected between the mounting rod 1 and the mounting rod 2 through bearings, and the spiral rollers are fixedly connected to pulley 2, and several of the pulleys 2 are jointly matched with belt 2, and the pulley 2 and belt 2 are both arranged in the cavity of the mounting rod 2, and the output end of the motor 2 is fixedly connected to one of the pulleys 2, and the motor 2 is electrically connected to the battery.

[0014] In an optional scheme: the collection component includes a front bin and a rear bin, the front bin and the rear bin are connected between the two side plates by a bracket, a support plate is fixedly connected between the second mounting rod and the rear bin, the side wall of the rear bin is rotatably connected to a limit plate, the side wall of the top plate is installed with a plurality of first connecting buckles, the side wall of the side plate is installed with a plurality of second connecting buckles, a recovery net is passed through the holes of the first connecting buckles and the second connecting buckles, a pusher is provided inside the rear bin, the front bin is located below the spiral roller, and the bottom wall of the front bin is provided with an ultra-membrane filter plate.

[0015] In an optional scheme: several disassembly and assembly structures are provided in the front warehouse, and the disassembly and assembly structures include a pressing rod and a limit block, and the side wall of the front warehouse is provided with a limit block groove and a locking rod groove, the limit block is slidably connected in the limit block groove, the side wall of the limit block is fixedly connected with a pressing rod, and the inner side wall of the locking rod groove is slidably connected with a locking rod, and a spring 2 is fixedly connected between the locking rod and the inner side wall of the locking rod groove, the lower surface of the limit block is rotatably connected to a rotating rod through a pin shaft, and the other end of the rotating rod is rotatably connected to the locking rod through a pin shaft, and the ultra-membrane filter plate is provided with a groove corresponding to the locking rod, and the locking rod is clamped with the groove of the ultra-membrane filter plate.

[0016] In an optional solution: the photovoltaic assembly includes a photovoltaic panel and a pull rod, a photovoltaic panel groove is provided on the upper surface of the top plate, a photovoltaic panel is arranged in the photovoltaic panel groove, a plurality of pull rod grooves are provided in the top plate, the inner side wall of the pull rod groove is slidably connected to the pull rod, a spring is provided between the pull rod and the inner side wall of the pull rod groove, one end of the pull rod located in the pull rod groove is fixedly connected to a fixing rod, a groove corresponding to the fixing rod is provided on the side wall of the photovoltaic panel, the fixing rod is engaged with the groove, and the photovoltaic panel is electrically connected to the battery.

[0017] In an optional solution: the transmission assembly includes support rod 2 and support rod 1, support rod 1 and support rod 2 are connected between the two side plates through bearings, support rod 1 and support rod 2 are fixedly connected to pulley 1, and a belt 1 is commonly used between the two pulleys 1, one of the side plate side walls is provided with a motor 1, the output end of the motor 1 is fixedly connected to support rod 2, support rod 1 and support rod 2 are commonly used with a conveyor belt, and the motor 1 is electrically connected to the battery.

[0018] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0019] 1. The utility model can classify and clean up plastic garbage, oil spills, seaweed and other materials floating on the sea surface through the classification components, reduce the workload of subsequent cleaning operations for staff, and improve the efficiency of cleaning up plastic garbage on the sea surface.

[0020] 2. The utility model can facilitate manual disassembly and cleaning of the ultra-membrane filter plate through the disassembly and assembly structure, thereby improving the manual cleaning efficiency of the ultra-membrane filter plate.

[0021] 3. The utility model can facilitate manual replacement, disassembly and maintenance of photovoltaic panels through photovoltaic components. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the structure of the utility model;

[0023] Figure 2 This is a first perspective view of the present utility model;

[0024] Figure 3 This is a schematic diagram of the internal structure of the utility model;

[0025] Figure 4 This is a schematic diagram of the structure of the pressing rod of the utility model;

[0026] Figure 5 This is a schematic diagram of the pull rod structure of the utility model;

[0027] Figure 6 This is a top view of the internal structure of the utility model;

[0028] Figure 7 This is the first cross-sectional view of the utility model;

[0029] Figure 8 This is the second cross-sectional view of the utility model;

[0030] Figure 9 This is a cross-sectional view of the internal structure of the front and rear compartments of the utility model;

[0031] Figure 10 This is a schematic diagram of the structure of the limiting plate of the utility model;

[0032] Figure 11 This is a schematic diagram of the structure of the spiral roller part of the utility model;

[0033] Figure 12 This is a schematic diagram of the conveyor belt structure of the present utility model.

[0034] Notes on figure numbers: 1 top plate, 2 side plate, 3 floating plate, 4 side column, 5 warning light bar, 6 power unit, 7 headlight, 8 heat dissipation hole, 9 fish repellent, 10 camera, 11 photovoltaic panel, 12 pull rod, 13 spring one, 14 fixing rod, 15 motor one, 16 pulley one, 17 belt one, 18 conveyor belt, 19 support rod one, 20 support rod two, 21 mounting rod one, 22 mounting rod two, 23 support plate, 24 motor two, 25 pulley two, 26 belt two, 27 spiral roller, 28 front warehouse, 29 ultra-membrane filter plate, 30 pressing rod, 31 limit block, 32 rotating rod, 33 spring two, 34 locking rod, 35 rear warehouse, 36 limit plate, 37 first connecting buckle, 38 second connecting buckle, 39 recovery net, 40 battery, 41 pusher. DETAILED DESCRIPTION

[0035] In order to make the purpose, technical solutions and advantages of the present invention more clear, the present invention is further described in detail below with reference to the accompanying drawings and embodiments.

[0036] In one embodiment, Figures 1-12 As shown, a device for cleaning plastic waste on the sea surface includes a top plate 1, two symmetrical side plates 2 are installed at the bottom of the top plate 1, a floating plate 3 is installed at the bottom of the side plate 2, a side column 4 is installed on the side wall of the side plate 2, a warning light strip 5 is installed on the side wall of the side column 4, a power device 6 is installed on the side wall of the side plate 2, a headlight 7 is installed on the side wall of the side plate 2, a plurality of heat dissipation holes 8 are provided on the side wall of the side plate 2, a fish repellent 9 is installed on the side wall of the side plate 2, a camera 10 is installed on the top of the top plate 1, and a battery 40 is installed on the inner side wall of the top plate 1. The power device 6, the headlight 7, the fish repellent 9, and the camera 10 are all electrically connected to the battery 40;

[0037] A photovoltaic module is provided on the top of the roof 1 to utilize solar energy for auxiliary power supply;

[0038] A collection assembly is provided between the two side panels 2 for distinguishing and collecting different types of marine garbage;

[0039] A conveying assembly is provided between the two side panels 2 for recycling marine garbage;

[0040] A classification component is provided between the two side panels 2 for automatically classifying marine garbage.

[0041] The fish repellent 9 is used to repel fish;

[0042] The camera 10 then searches for plastic waste targets and detects the surrounding environment, while the power device 6 provides lighting for the cleaning equipment and indicates the direction;

[0043] The power unit 6 can provide power for the cleaning equipment.

[0044] In one embodiment, Figure 9 and Figure 10 As shown, the classification component includes a mounting rod 1 21 and a mounting rod 2 22, and the mounting rod 1 21 and the mounting rod 2 22 are fixedly connected between the two side plates 2, a cavity is opened in the mounting rod 2 22, and a motor 2 24 is arranged on the inner wall of the cavity of the mounting rod 2 22, and a plurality of spiral rollers 27 are connected between the mounting rod 1 21 and the mounting rod 2 22 through bearings, and the spiral roller 27 is fixedly connected to a pulley 2 25, and the plurality of pulleys 25 are jointly cooperated with a belt 2 26, and the pulley 2 25 and the belt 2 26 are both arranged in the cavity of the mounting rod 2 22, and the output end of the motor 2 24 is fixedly connected to one of the pulleys 25, and the motor 2 24 is electrically connected to the battery 40.

[0045] When the garbage is transported into the equipment, the motor 24 installed on the inner wall of the rod 22 drives the pulley 25 to rotate, and then the belt 26 rotates multiple spiral rollers 27 to sort the garbage. Sea oil, seaweed and other materials directly enter the front warehouse 28 between the two spiral rollers 27, while plastic garbage cannot enter the front warehouse 28 and is transported to the rear warehouse 35 through the spiral rollers 27.

[0046] In one embodiment, Figure 9 and Figure 10 As shown, the collecting assembly includes a front bin 28 and a rear bin 35, the front bin 28 and the rear bin 35 are connected between the two side panels 2 by a bracket, a support plate 23 is fixedly connected between the mounting rod 22 and the rear bin 35, the side wall of the rear bin 35 is rotatably connected to a limit plate 36, a plurality of first connecting buckles 37 are installed on the side wall of the top plate 1, and a plurality of second connecting buckles 38 are installed on the side wall of the side panel 2, a recovery net 39 is passed through the holes of the first connecting buckles 37 and the second connecting buckles 38, a pusher 41 is arranged inside the rear bin 35, the front bin 28 is located below the spiral roller 27, and an ultra-membrane filter plate 29 is arranged on the bottom wall of the front bin 28.

[0047] The excess seawater is filtered through the ultra-membrane filter plate 29, reducing the overall weight of the cleaning equipment, and then the oil, seaweed and other substances on the sea will remain on the ultra-membrane filter plate 29;

[0048] After the plastic material enters the rear bin 35, the pusher 41 inside the rear bin 35 pushes the garbage inside the rear bin 35 into the recycling net 39;

[0049] The limit plate 36 can prevent excess plastic waste from overflowing back to the sea surface;

[0050] When it is necessary to clean the garbage inside the device, the recovery net 39 can be manually removed from between the first connecting buckle 37 and the second connecting buckle 38, and after cleaning, the recovery net 39 can be reinstalled in the holes of the first connecting buckle 37 and the second connecting buckle 38.

[0051] In one embodiment, Figure 3 and Figure 4 As shown, a number of disassembly and assembly structures are provided in the front compartment 28, and the disassembly and assembly structures include a pressing rod 30 and a limit block 31. The side wall of the front compartment 28 is provided with a limit block groove and a locking rod groove. The limit block 31 is slidably connected in the limit block groove, and the side wall of the limit block 31 is fixedly connected to the pressing rod 30. The inner side wall of the locking rod groove is slidably connected to the locking rod 34. A spring 2 33 is fixedly connected between the locking rod 34 and the inner side wall of the locking rod groove. The lower surface of the limit block 31 is rotatably connected to a rotating rod 32 through a pin, and the other end of the rotating rod 32 is rotatably connected to the locking rod 34 through a pin. The ultra-membrane filter plate 29 is provided with a groove corresponding to the locking rod 34, and the locking rod 34 is clamped with the groove of the ultra-membrane filter plate 29;

[0052] Manually press the pressing rod 30, the limit block 31 drives the rotating rod 32 to rotate, thereby pushing the locking rod 34. The locking rod 34 releases the engagement with the groove of the ultra-membrane filter plate 29, and the ultra-membrane filter plate 29 can be removed for cleaning. Conversely, under the elastic force of the second spring 33, the locking rod 34 engages with the groove of the ultra-membrane filter plate 29, completing the installation of the ultra-membrane filter plate 29.

[0053] In one embodiment, Figure 2 、 Figure 3 and Figure 5 As shown, the photovoltaic assembly includes a photovoltaic panel 11 and a pull rod 12. A photovoltaic panel groove is provided on the upper surface of the top plate 1, and the photovoltaic panel 11 is arranged in the photovoltaic panel groove. A number of pull rod grooves are provided in the top plate 1, and the inner side wall of the pull rod groove is slidably connected to the pull rod 12. A spring 13 is provided between the pull rod 12 and the inner side wall of the pull rod groove. One end of the pull rod 12 located in the pull rod groove is fixedly connected to a fixing rod 14. A groove corresponding to the fixing rod 14 is provided on the side wall of the photovoltaic panel 11. The fixing rod 14 is engaged with the groove, and the photovoltaic panel 11 is electrically connected to the battery 40.

[0054] When the photovoltaic panel 11 needs to be maintained or replaced, the pull rod 12 can be pulled manually. Under the elastic force of the spring 13, the fixing rod 14 can be engaged with the groove of the photovoltaic panel 11, and the installation of the photovoltaic panel 11 can be completed quickly. The installation and removal of the photovoltaic panel 11 are quick and convenient.

[0055] In one embodiment, Figure 10 and Figure 12As shown, the transmission assembly includes a support rod 20 and a support rod 19, and the support rod 19 and the support rod 20 are connected between the two side plates 2 through bearings. The support rod 19 and the support rod 20 are both fixedly connected to the pulley 16, and the two pulleys 16 are jointly equipped with a belt 17. A motor 15 is provided on the side wall of one of the side plates 2, and the output end of the motor 15 is fixedly connected to the support rod 20. The support rod 19 and the support rod 20 are jointly equipped with a conveyor belt 18, and the motor 15 is electrically connected to the battery 40.

[0056] After the camera 10 finds the plastic waste, the motor 15 drives the pulley 16 to rotate, and then the belt 17 drives the conveyor belt 18 to transport, so that the garbage on the sea surface can be transported to the inside of the equipment by the conveyor belt 18.

[0057] The above embodiment discloses a device for cleaning plastic waste on the sea surface, and its specific working principle and process are as follows:

[0058] S1: The staff installs the recycling net 39 into the holes of the first connecting buckle 37 and the second connecting buckle 38 respectively, then turns on the switch of the battery 40 and places the cleaning device into the sea area where plastic waste needs to be cleaned;

[0059] S2: During navigation, the photovoltaic panel 11 receives solar energy to provide endurance power for the cleaning device, and the battery 40 stores electrical energy to provide power for the headlight 7, fish repellent 9, photovoltaic panel 11, motor 15, and motor 2 24;

[0060] The fish repellent 9 is used to repel fish;

[0061] The camera 10 then searches for plastic waste targets and detects the surrounding environment, while the power device 6 provides lighting for the cleaning equipment and indicates the direction;

[0062] The power unit 6 can provide power for the cleaning equipment;

[0063] S3: After the camera 10 finds the plastic waste, the motor 15 drives the pulley 16 to rotate, and then the belt 17 drives the conveyor belt 18 to convey the waste on the sea surface. The conveyor belt 18 can transport the waste into the equipment;

[0064] S4: After the garbage is transported into the equipment, the second motor 24 installed on the inner wall of the second rod 22 drives the second pulley 25 to rotate, and then the second belt 26 rotates the multiple spiral rollers 27 to sort the garbage. Sea oil, seaweed and other materials directly enter the front bin 28 between the two spiral rollers 27, while plastic garbage cannot enter the front bin 28 and is transported to the rear bin 35 through the spiral rollers 27;

[0065] The excess seawater is filtered through the ultra-membrane filter plate 29, reducing the overall weight of the cleaning equipment, and then the oil, seaweed and other substances on the sea will remain on the ultra-membrane filter plate 29;

[0066] After the plastic material enters the rear bin 35, the pusher 41 inside the rear bin 35 pushes the garbage inside the rear bin 35 into the recycling net 39;

[0067] The limit plate 36 can prevent excess plastic waste from overflowing back to the sea surface;

[0068] S5: When it is necessary to clean the garbage inside the device, the recycling net 39 can be manually removed from between the first connecting buckle 37 and the second connecting buckle 38. After cleaning, the recycling net 39 is reinstalled in the holes between the first connecting buckle 37 and the second connecting buckle 38.

[0069] Manually press the pressing rod 30, the limit block 31 drives the rotating rod 32 to rotate, thereby pushing the locking rod 34, and the locking rod 34 is released from the clamping connection with the groove of the ultra-membrane filter plate 29, and the ultra-membrane filter plate 29 can be removed for cleaning. Conversely, under the elastic force of the second spring 33, the locking rod 34 is clamped with the groove of the ultra-membrane filter plate 29, completing the installation of the ultra-membrane filter plate 29;

[0070] S6: When the photovoltaic panel 11 needs to be maintained or replaced, the pull rod 12 can be pulled manually. Under the elastic force of the spring 13, the fixing rod 14 can be engaged with the groove of the photovoltaic panel 11, and the installation of the photovoltaic panel 11 can be completed quickly. The installation and removal of the photovoltaic panel 11 is quick and convenient.

[0071] The above description is merely a specific embodiment of the present application, but the scope of protection of the present application is not limited thereto. Any changes or substitutions that can be easily conceived by a person skilled in the art within the technical scope disclosed in this application should be included in the scope of protection of the present application. Therefore, the scope of protection of the present application should be based on the scope of protection of the claims.

Claims

1. A device for cleaning plastic waste on the sea surface, characterized in that: The invention comprises a top plate (1), characterized in that: two symmetrical side plates (2) are installed at the bottom of the top plate (1), a floating plate (3) is installed at the bottom of the side plate (2), a side column (4) is installed on the side wall of the side plate (2), a warning light bar (5) is provided on the side wall of the side column (4), a power device (6) is installed on the side wall of the side plate (2), a headlight (7) is provided on the side wall of the side plate (2), a plurality of heat dissipation holes (8) are provided on the side wall of the side plate (2), a fish drive (9) is installed on the side wall of the side plate (2), a camera (10) is installed on the top of the top plate (1), a battery (40) is installed on the inner side wall of the top plate (1), and the power device (6), the headlight (7), the fish drive (9), and the camera (10) are all electrically connected to the battery (40); A photovoltaic module is provided on the top of the top plate (1) to utilize solar energy for auxiliary power supply; A collecting assembly is provided between the two side plates (2) for distinguishing and collecting different types of marine garbage; A conveying assembly is provided between the two side plates (2) for recycling marine garbage; A classification component is provided between the two side plates (2) for automatically classifying marine garbage.

2. The cleaning device for sea surface plastic waste according to claim 1, characterized in that: The classification component includes a mounting rod 1 (21) and a mounting rod 2 (22), the mounting rod 1 (21) and the mounting rod 2 (22) are fixedly connected between the two side plates (2), a cavity is opened in the mounting rod 2 (22), and a motor 2 (24) is arranged on the inner wall of the cavity of the mounting rod 2 (22), a plurality of spiral rollers (27) are connected between the mounting rod 1 (21) and the mounting rod 2 (22) through bearings, the spiral rollers (27) are fixedly connected to a pulley 2 (25), and the plurality of pulleys 2 (25) are jointly matched with a belt 2 (26), and the pulley 2 (25) and the belt 2 (26) are both arranged in the cavity of the mounting rod 2 (22), the output end of the motor 2 (24) is fixedly connected to one of the pulleys 2 (25), and the motor 2 (24) is electrically connected to a battery (40).

3. The cleaning device for sea surface plastic garbage according to claim 2 is characterized in that: The collecting assembly comprises a front bin (28) and a rear bin (35), the front bin (28) and the rear bin (35) are connected between the two side panels (2) via a bracket, a support plate (23) is fixedly connected between the second mounting rod (22) and the rear bin (35), the side wall of the rear bin (35) is rotatably connected to a limit plate (36), a plurality of first connecting buckles (37) are installed on the side wall of the top plate (1), a plurality of second connecting buckles (38) are installed on the side wall of the side panel (2), a recovery net (39) is passed through the holes of the first connecting buckles (37) and the second connecting buckles (38), a pusher (41) is arranged inside the rear bin (35), the front bin (28) is located below the spiral roller (27), and the bottom wall of the front bin (28) is provided with an ultra-membrane filter plate (29).

4. The device for cleaning up plastic waste on the sea surface according to claim 3, characterized in that: The front bin (28) is provided with a plurality of disassembly and assembly structures, the disassembly and assembly structures include a pressing rod (30) and a limit block (31), the side wall of the front bin (28) is provided with a limit block groove and a locking rod groove, the limit block (31) is slidably connected in the limit block groove, the side wall of the limit block (31) is fixedly connected with the pressing rod (30), the inner side wall of the locking rod groove is slidably connected with a locking rod (34), a spring 2 (33) is fixedly connected between the locking rod (34) and the inner side wall of the locking rod groove, the lower surface of the limit block (31) is rotatably connected with a rotating rod (32) through a pin shaft, the other end of the rotating rod (32) is rotatably connected with the locking rod (34) through a pin shaft, the ultra-membrane filter plate (29) is provided with a groove corresponding to the locking rod (34), and the locking rod (34) is clamped with the groove of the ultra-membrane filter plate (29).

5. The device for cleaning up plastic waste on the sea surface according to claim 1, characterized in that: The photovoltaic assembly includes a photovoltaic panel (11) and a pull rod (12). A photovoltaic panel groove is provided on the upper surface of the top plate (1), and a photovoltaic panel (11) is arranged in the photovoltaic panel groove. A plurality of pull rod grooves are provided in the top plate (1), and the inner side wall of the pull rod groove is slidably connected to the pull rod (12). A spring (13) is provided between the pull rod (12) and the inner side wall of the pull rod groove. One end of the pull rod (12) located in the pull rod groove is fixedly connected to a fixing rod (14). A groove corresponding to the fixing rod (14) is provided on the side wall of the photovoltaic panel (11), and the fixing rod (14) is engaged with the groove. The photovoltaic panel (11) is electrically connected to the battery (40).

6. The device for cleaning up plastic waste on the sea surface according to claim 1, characterized in that: The transmission assembly includes a second support rod (20) and a first support rod (19), the two side plates (2) are connected with the first support rod (19) and the second support rod (20) through a bearing, the first support rod (19) and the second support rod (20) are both fixedly connected with a pulley (16), and a belt (17) is commonly used between the two pulleys (16), a side wall of one of the side plates (2) is provided with a motor (15), the output end of the motor (15) is fixedly connected to the second support rod (20), the support rod (19) and the second support rod (20) are commonly used with a conveyor belt (18), and the motor (15) is electrically connected to the battery (40).

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