Electric road sweeper with battery protection mechanism

Abstract

The invention relates to the technical field of sweeper trucks, and discloses an electric sweeper truck with a battery protection mechanism, which comprises an electric drive chassis, and a cab is fixedly mounted on the left side of the top end of the electric drive chassis. According to the electric road sweeper with the battery protection mechanism, after a battery pack of the road sweeper is installed and fixed to the left side of the bottom of an electric drive chassis, a bottom cover can be upwards arranged on the outer side of the battery pack in a sleeving mode at the bottom end of the battery pack; according to the electric drive chassis, the bottom cover can be fixedly installed on the electric drive chassis after the installation bolts penetrate through the interior of the bottom cover and are correspondingly screwed into the threaded holes at the two ends of the bottom cover, auxiliary outer cover sealing can be conducted on the exterior of the battery pack through the arranged bottom cover, anti-collision protection can be conducted on the outer side of the battery pack through the bottom cover made of steel, and the service life of the battery pack is prolonged. Damage caused by direct collision of protruding foreign matter to the battery pack can be reduced, and the problem that external anti-collision protection cannot be conveniently conducted on the battery assembly of the electric road sweeper is solved.

Description

Technical Field

[0001] The invention relates to the technical field of road sweepers, in particular to an electric road sweeper with a battery protection mechanism. Background Art

[0002] A road sweeper is a special sanitation vehicle equipped with a sweeping brush and other cleaning systems. It is mainly used for cleaning operations in sanitation departments of large and medium-sized cities. It integrates multiple functions such as cleaning, collecting, and sprinkling water, which greatly reduces the workload of sanitation workers and improves work efficiency. At the same time, it reduces secondary pollution such as dust. An electric road sweeper is a cleaning device that uses batteries as the entire power source. Compared with traditional fuel sweepers, it has no exhaust emissions and reduces environmental pollution. There is no secondary pollution during the cleaning process, and it can effectively suppress dust. It meets the city's environmental protection requirements for some large vehicles and is widely used in urban road cleaning. However, when the electric road sweeper is actually used, the power supply battery of the electric road sweeper is generally installed at the bottom of the vehicle chassis in order to reduce the occupied space and lower the center of gravity of the electric road sweeper. During road operations, due to different road conditions, the power supply battery close to the road surface is easily hit by some raised foreign objects on the road surface, causing the battery to be damaged and scrapped, resulting in insufficient driving safety and inconvenient external anti-collision protection for the battery components of the electric road sweeper.

[0003] Now, a new type of electric road sweeper with a battery protection mechanism is proposed to solve the above-mentioned shortcomings. Summary of the invention

[0004] The object of the present invention is to provide an electric road sweeper with a battery protection mechanism to solve the problem in the above background technology that it is inconvenient to perform external anti-collision protection on the battery assembly of the electric road sweeper.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: an electric road sweeper with a battery protection mechanism, comprising an electric drive chassis, a cab is fixedly mounted on the left side of the top of the electric drive chassis, a battery pack is fixedly mounted on the left side of the bottom of the electric drive chassis, a storage box is fixedly mounted on the right side of the top of the electric drive chassis, and a water tank is arranged on the left side of the storage box, a bottom cover is arranged on the bottom of the outside of the battery pack, and mounting bolts are respectively arranged on the tops of both ends of the bottom cover, and threaded holes are respectively opened inside the left sides of both ends of the electric drive chassis.

[0006] As a further technical solution of the present invention, three groups of mounting bolts are evenly spaced at the top of both ends of the bottom cover, and three groups of threaded holes are evenly spaced inside the left side of both ends of the electric drive chassis. The mounting bolts penetrate the interior of both ends of the bottom cover and are threadedly connected in the threaded holes.

[0007] As a further technical solution of the present invention, a water pump is fixedly installed at the middle position of the right side of the water tank, and a water suction pipe is fixedly installed at the input end of the water pump, the left side of the water suction pipe runs through the interior of the right side of the water tank and extends downward to the bottom, pipes are fixedly installed at the tops of the two ends of the interior of the storage box, and a water distribution pipe is fixed between the tops of the pipes, a nozzle is fixedly installed at the rear end of the pipe at the front end and the front end of the pipe at the rear end, a water outlet pipe is fixedly installed at the output end of the water pump, and the right side of the water outlet pipe runs through the interior of the left side of the storage box and is fixedly connected to the left side of the water distribution pipe.

[0008] As a further technical solution of the present invention, a plurality of nozzles 1 are fixed on pipe 1 at equal intervals, the water outlet pipe 1 is connected to the inside of the water distribution pipe, and the pipe 1 is connected to the inside of the water distribution pipe.

[0009] As a further technical solution of the present invention, a water filling port is fixed on the left side of the top of the water tank, and a screw cap is arranged at the top of the water filling port, an installation slot is opened inside the top of the water filling port, and a filter is arranged inside the installation slot, and the bottom end of the water filling port passes through the interior of the top of the water tank.

[0010] As a further technical solution of the present invention, the rotary cover is rotatably connected to the top end outside the water filling port.

[0011] As a further technical solution of the present invention, a mounting frame is fixedly installed at the middle position of the bottom end of the electric drive chassis, and driving motors are respectively fixedly installed at both ends of the bottom of the mounting frame, and brush plates are respectively arranged at both ends of the bottom of the mounting frame, and the output shaft of the driving motor passes through the interior of the bottom end of the mounting frame and is fixedly connected to the top of the brush plate, a pipe 2 is arranged on the right side of the mounting frame, and a plurality of groups of nozzles 2 are fixedly arranged at equal intervals at the bottom end of the pipe 2, a water pump 2 is fixedly installed at the bottom end of the right side of the water tank, and a water suction pipe 2 is fixedly installed at the input end of the water pump 2, a water outlet pipe 2 is fixedly installed at the output end of the water pump 2, and the bottom end of the water outlet pipe 2 passes through the interior of the electric drive chassis and is fixedly connected to the top of the pipe 2.

[0012] As a further technical solution of the present invention, a blower is fixed to the top of the right side of the water tank, and an air outlet pipe is fixed to the output end of the blower, an air inlet pipe is fixed to the input end of the blower, and the right side of the air inlet pipe is fixedly connected to the top of the left side of the storage box, an exhaust pipe is fixed at the middle position of the left side of the storage box, and the bottom end of the exhaust pipe passes through the interior of the electric drive chassis and is fixed with a suction port, and a discharge port is fixed to the bottom end of the right side of the storage box.

[0013] Compared with the prior art, the beneficial effects of the present invention are as follows: the electric road sweeper with a battery protection mechanism not only realizes the convenience of external anti-collision protection of the battery assembly of the electric road sweeper, realizes the convenience of auxiliary cleaning of the interior of the road sweeper, but also realizes the convenience of auxiliary filtration and purification of water added to the interior of the road sweeper; (1) After the battery pack of the road sweeper is installed and fixed at the left position of the bottom of the electric drive chassis by providing an electric drive chassis, a bottom cover, threaded holes and mounting bolts, the bottom cover can be installed at the bottom end of the outside of the battery pack. The bottom cover can be used to assist in sealing the outside of the battery pack. The steel bottom cover can provide anti-collision protection for the outside of the battery pack, which can reduce the damage caused by the direct impact of protruding foreign objects on the battery pack, and facilitate the external anti-collision protection of the battery assembly of the electric road sweeper; (2) By providing an electric drive chassis, a water tank, a water pump, a water outlet pipe, a water distribution pipe, a pipeline, a nozzle and a discharge port, after the road sweeper is used, the garbage in the storage box is discharged through the discharge port, and then the water pump can be controlled to start, and the stored water in the water tank can be pumped out through the water pump, and then introduced into the inside of the two sets of pipelines through the water outlet pipe and the water distribution pipe, and finally sprayed into the inside of the storage box by multiple sets of nozzles with equal intervals, so as to assist in flushing and cleaning the inside of the storage box; (3) By providing a water tank, a water inlet, a screw cap, a filter and a filter, when the water source is added to the inside of the road sweeper, after opening the screw cap, the filter can be inserted into the corresponding installation slot and installed inside the water inlet. After that, the external water source is introduced through the filter. The filter can assist in filtering and removing some particulate impurities contained in the external added water source, thereby improving the purity of the water source, reducing the dirt generation inside the water tank, and the blockage and damage inside the water spray component. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a front cross-sectional structural schematic diagram of the present invention; Figure 2 It is a schematic diagram of a partial cross-section of the bottom cover of the present invention in a side view; Figure 3 It is a schematic diagram of the side structure of the water distribution pipe of the present invention; Figure 4 For the present invention Figure 1 A is an enlarged structural diagram; Figure 5 It is a schematic diagram of the side view structure of the feed port of the present invention; Figure 6 It is a schematic diagram of the side structure of the mounting frame of the present invention.

[0015] In the figure: 1. battery pack; 2. electric drive chassis; 3. cab; 4. water tank; 5. water filling port; 6. screw cap; 7. air outlet pipe; 8. blower; 9. air inlet pipe; 10. water outlet pipe 1; 11. water distribution pipe; 12. pipeline 1; 13. nozzle 1; 14. discharge port; 15. exhaust pipe; 16. water pump 1; 17. water suction pipe 1; 18. water suction pipe 2; 19. water pump 2; 20. water outlet pipe 2; 21. pipeline 2; 22. suction port; 23. nozzle 2; 24. brush plate; 25. mounting bracket; 26. drive motor; 27. bottom cover; 28. storage box; 29. ​​threaded hole; 30. mounting bolt; 31. filter; 32. mounting slot. DETAILED DESCRIPTION

[0016] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0017] See also Figure 1-6 The present invention provides an embodiment: an electric road sweeper with a battery protection mechanism, comprising an electric drive chassis 2, a cab 3 is fixedly mounted on the left side of the top of the electric drive chassis 2, a battery pack 1 is fixedly mounted on the left side of the bottom of the electric drive chassis 2, a storage box 28 is fixedly mounted on the right side of the top of the electric drive chassis 2, and a water tank 4 is arranged on the left side of the storage box 28, a bottom cover 27 is arranged at the bottom of the outside of the battery pack 1, and mounting bolts 30 are respectively arranged at the top of both ends of the bottom cover 27, and threaded holes 29 are respectively opened inside the left side of both ends of the electric drive chassis 2; Three groups of mounting bolts 30 are evenly spaced at the top of both ends of the bottom cover 27, and three groups of threaded holes 29 are evenly spaced inside the left sides of both ends of the electric drive chassis 2. The mounting bolts 30 penetrate the inside of both ends of the bottom cover 27 and are threadedly connected in the threaded holes 29. Specifically, Figure 1 and Figure 2 As shown, after the battery pack 1 for the road sweeper is installed and fixed at the left position of the bottom of the electric drive chassis 2, the bottom cover 27 can be inserted upward into the outer position of the battery pack 1 at the bottom end position outside the battery pack 1, and the mounting bolts 30 are respectively passed through the interior of the bottom cover 27 at the top positions at both ends of the bottom cover 27 and screwed into the threaded holes 29 accordingly, and then the bottom cover 27 can be installed and fixed on the electric drive chassis 2. The bottom cover 27 can be used to assist in the outer cover closure of the battery pack 1, and the steel bottom cover 27 can provide anti-collision protection for the outer side of the battery pack 1, which can reduce the damage caused by the direct impact of protruding foreign objects on the battery pack 1.

[0018] A water pump 16 is fixedly installed at the middle position on the right side of the water tank 4, and a water pumping pipe 17 is fixedly installed at the input end of the water pump 16, and the left side of the water pumping pipe 17 penetrates the interior of the right side of the water tank 4 and extends downward to the bottom end, and pipes 12 are fixed to the tops of both ends of the interior of the storage box 28, and a water distribution pipe 11 is fixed between the tops of the pipes 12, and nozzles 13 are fixed to the rear end of the front pipe 12 and the front end of the rear pipe 12, respectively, and a water outlet pipe 10 is fixedly installed at the output end of the water pump 16, and the right side of the water outlet pipe 10 penetrates the interior of the left side of the storage box 28 and is fixedly connected to the left side of the water distribution pipe 11; There are multiple groups of nozzles 13 fixed at equal intervals on the pipe 12, the water outlet pipe 10 is connected to the inside of the water distribution pipe 11, the pipe 12 is connected to the inside of the water distribution pipe 11, a blower 8 is fixed to the top of the right side of the water tank 4, and the output end of the blower 8 is fixed to the air outlet pipe 7, the input end of the blower 8 is fixed to the air inlet pipe 9, and the right side of the air inlet pipe 9 is fixedly connected to the top of the left side of the storage box 28, an exhaust pipe 15 is fixed at the middle position of the left side of the storage box 28, and the bottom end of the exhaust pipe 15 passes through the interior of the electric drive chassis 2 and is fixed with a suction port 22, and a discharge port 14 is fixed to the bottom end of the right side of the storage box 28; Specifically, Figure 1 and Figure 3 As shown, the water pump 16 can be controlled to start, and the stored water in the water tank 4 can be pumped out using the pumping pipe 17. The water is then introduced into the interior of the two sets of pipes 12 through the outlet pipe 10 and the water distribution pipe 11, and finally sprayed into the interior of the storage box 28 by multiple sets of nozzles 13 fixed at equal intervals, so as to assist in flushing, cleaning and washing the interior of the storage box 28.

[0019] A water inlet 5 is fixed on the left side of the top of the water tank 4, and a screw cap 6 is arranged on the top of the water inlet 5. A mounting slot 32 is provided inside the top of the water inlet 5, and a filter screen 31 is arranged inside the mounting slot 32. The bottom end of the water inlet 5 passes through the inside of the top of the water tank 4, and the screw cap 6 is rotatably connected to the top of the outside of the water inlet 5. Specifically, Figure 1 and Figure 4 As shown, during the water replenishment process, after opening the rotary cover 6, the filter 31 can be inserted into the corresponding installation slot 32 and installed inside the water inlet 5. After that, the external water source is introduced through the filter 31. The set filter 31 can assist in filtering and removing some particulate impurities contained in the external added water source, thereby improving the purity of the water source, reducing the dirt generation inside the water tank 4, and the blockage and damage inside the water spray component.

[0020] A mounting frame 25 is fixedly installed at the middle position of the bottom end of the electric drive chassis 2, and a driving motor 26 is fixedly installed at both ends of the bottom of the mounting frame 25, and a brush plate 24 is arranged at both ends of the bottom of the mounting frame 25, and the output shaft of the driving motor 26 passes through the interior of the bottom end of the mounting frame 25 and is fixedly connected to the top of the brush plate 24. A pipe 21 is arranged on the right side of the mounting frame 25, and a plurality of groups of nozzles 23 are fixedly arranged at the bottom end of the pipe 21 at equal intervals, a water pump 219 is fixedly installed at the bottom end of the right side of the water tank 4, and a water pump 218 is fixedly installed at the input end of the water pump 219, and a water outlet pipe 20 is fixedly installed at the output end of the water pump 219, and the bottom end of the water outlet pipe 20 passes through the interior of the electric drive chassis 2 and is fixedly connected to the top of the pipe 21.

[0021] Working principle: When the electric road sweeper of the present invention is in use, the battery pack 1 of the road sweeper is installed and fixed on the left side of the bottom of the electric drive chassis 2, and then the bottom cover can be installed at the bottom end of the battery pack 1. The bottom cover 27 can be used to provide auxiliary outer cover sealing and anti-collision protection for the outside of the battery pack 1. During operation, the bottom brush plate 24 can be driven to rotate by the driving motor 26 to scrape the road garbage inward, and the blower 8 can be controlled to start and use the air inlet pipe 9 to draw the inside of the storage box 28 to negative pressure, and then the scraped garbage can be sucked by the suction port 22 and introduced into the storage box 28 for internal storage. After use, the garbage in the storage box 28 is discharged using the discharge port 14. Then, the water pump 16 can be controlled to start, and the stored water in the water tank 4 can be pumped out by using the suction pipe 17, and then introduced into the interior of the two groups of pipes 12 by the outlet pipe 10 and the water distribution pipe 11, and finally sprayed into the interior of the storage box 28 by multiple groups of nozzles 13 fixed at equal intervals, so as to assist in flushing and cleaning the interior of the storage box 28. During the process of replenishing the water source inside the road sweeper, after opening the rotary cover 6, the filter 31 can be inserted into the corresponding installation slot 32 and installed inside the water injection port 5, and then the external water source is introduced through the filter 31, and the set filter 31 can assist in filtering and removing some particulate impurities contained in the external added water source, so as to improve the purity of the water source.

[0022] It will be apparent to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above and that the invention can be implemented in other specific forms without departing from the spirit or essential features of the invention. Therefore, the embodiments should be considered exemplary and non-limiting in all respects, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations falling within the meaning and scope of the equivalent elements of the claims be included in the invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.

Claims

1. An electric road sweeper with a battery protection mechanism, comprising an electric drive chassis (2), characterized in that: A cab (3) is fixedly mounted on the left side of the top of the electric drive chassis (2), a battery pack (1) is fixedly mounted on the left side of the bottom of the electric drive chassis (2), a storage box (28) is fixedly mounted on the right side of the top of the electric drive chassis (2), and a water tank (4) is arranged on the left side of the storage box (28), a bottom cover (27) is arranged on the bottom of the outside of the battery pack (1), and mounting bolts (30) are respectively arranged on the tops of both ends of the bottom cover (27), and threaded holes (29) are respectively opened inside the left sides of both ends of the electric drive chassis (2).

2. The electric road sweeper with a battery protection mechanism according to claim 1, characterized in that: The mounting bolts (30) are arranged in three groups at equal intervals on the top of the two ends of the bottom cover (27), and the threaded holes (29) are arranged in three groups at equal intervals on the left side of the two ends of the electric drive chassis (2). The mounting bolts (30) penetrate the interior of the two ends of the bottom cover (27) and are threadedly connected in the threaded holes (29).

3. The electric road sweeper with a battery protection mechanism according to claim 1, characterized in that: A water pump (16) is fixedly mounted at the middle position on the right side of the water tank (4), and a water pump (17) is fixedly mounted on the input end of the water pump (16), the left side of the water pump (17) passes through the interior of the right side of the water tank (4) and extends downward to the bottom end, pipes (12) are fixedly mounted on the tops of both ends of the interior of the storage box (28), and a water distribution pipe (11) is fixedly mounted between the tops of the pipes (12), and nozzles (13) are fixedly mounted on the rear end of the front pipe (12) and the front end of the rear pipe (12), respectively, and a water outlet pipe (10) is fixedly mounted on the output end of the water pump (16), and the right side of the water outlet pipe (10) passes through the interior of the left side of the storage box (28) and is fixedly connected to the left side of the water distribution pipe (11).

4. The electric road sweeper with a battery protection mechanism according to claim 3, characterized in that: The nozzles 1 (13) are fixed in multiple groups at equal intervals on the pipe 1 (12); the water outlet pipe 1 (10) is connected to the inside of the water distribution pipe (11); and the pipe 1 (12) is connected to the inside of the water distribution pipe (11).

5. The electric road sweeper with a battery protection mechanism according to claim 1, characterized in that: A water inlet (5) is fixed on the left side of the top of the water tank (4), and a screw cap (6) is arranged at the top of the water inlet (5). A mounting slot (32) is provided inside the top of the water inlet (5), and a filter screen (31) is arranged inside the mounting slot (32). The bottom end of the water inlet (5) passes through the inside of the top of the water tank (4).

6. The electric road sweeper with a battery protection mechanism according to claim 5, characterized in that: The rotary cover (6) is rotatably connected to the top end of the outside of the water inlet (5).

7. The electric road sweeper with a battery protection mechanism according to claim 1, characterized in that: A mounting frame (25) is fixedly mounted at the middle position of the bottom end of the electric drive chassis (2), and a driving motor (26) is fixedly mounted at both ends of the bottom of the mounting frame (25), and a brush plate (24) is arranged at both ends of the bottom of the mounting frame (25), and an output shaft of the driving motor (26) passes through the inside of the bottom end of the mounting frame (25) and is fixedly connected to the top of the brush plate (24). A second pipe (21) is arranged on the right side of the mounting frame (25), and a plurality of groups of second nozzles (23) are fixedly mounted at the bottom end of the second pipe (21) at equal intervals. A second water pump (19) is fixedly mounted at the bottom end of the right side of the water tank (4), and a second water pump (18) is fixedly mounted at the input end of the second water pump (19), and a second water outlet pipe (20) is fixedly mounted at the output end of the second water pump (19), and the bottom end of the second water outlet pipe (20) passes through the inside of the electric drive chassis (2) and is fixedly connected to the top of the second pipe (21).

8. The electric road sweeper with a battery protection mechanism according to claim 1, characterized in that: A blower (8) is fixed to the top of the right side of the water tank (4), and an air outlet pipe (7) is fixed to the output end of the blower (8); an air inlet pipe (9) is fixed to the input end of the blower (8), and the right side of the air inlet pipe (9) is fixedly connected to the top of the left side of the storage box (28); an exhaust pipe (15) is fixed at the middle position of the left side of the storage box (28), and the bottom end of the exhaust pipe (15) passes through the interior of the electric drive chassis (2) and is fixed with a suction port (22); and a discharge port (14) is fixed to the bottom end of the right side of the storage box (28).

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