Electric washing and sweeping vehicle with sweeping ground distance hydraulic adjusting mechanism

Abstract

The invention relates to the technical field of electric cleaning and sweeping vehicles, and discloses an electric cleaning and sweeping vehicle with a sweeping ground distance hydraulic adjusting mechanism, the electric cleaning and sweeping vehicle comprises a base and a sweeping disc, the top end of the base is provided with a vehicle body, and the front and rear ends of the left and right sides of the bottom of the base are provided with wheels. According to the electric washing and sweeping vehicle with the sweeping ground distance hydraulic adjusting mechanism, the limiting sliding groove, the hydraulic cylinder and the connecting rod are arranged, the hydraulic cylinder is started when the distance between the sweeping disc and the ground needs to be adjusted, the hydraulic cylinder drives the frame to ascend and descend, and therefore the height of the sweeping disc can be adjusted according to needs to control the distance between the sweeping disc and the ground; when the frame ascends and descends, the limiting plate at the top end of the connecting rod can slide up and down in the limiting sliding groove, the limiting sliding groove can limit the frame through the limiting plate and the connecting rod, the stability of frame ascending and descending is improved, and the problems that the distance between the sweeping disc and the ground is inconvenient to adjust according to the scene requirement, flexibility is poor, and the cleaning and sweeping effect is prone to being affected are solved.

Description

Technical Field

[0001] The invention relates to the technical field of electric washing and sweeping vehicles, in particular to an electric washing and sweeping vehicle with a hydraulic adjustment mechanism for the sweeping brush distance to the ground. Background Art

[0002] With the rapid improvement of people's living standards, people's requirements for the environment are also getting higher and higher. Electric washing and sweeping vehicles can clean various scenes such as city streets, parks and green spaces, factory areas, etc., and can meet the cleaning needs of different scenes. Electric washing and sweeping vehicles use batteries as power sources, have no exhaust emissions, and do not produce harmful gases. They help reduce air pollution and meet the environmental protection requirements of modern society.

[0003] There are still some problems with common electric washing and sweeping vehicles. For example, electric washing and sweeping vehicles need to be used in different scenarios, but it is inconvenient to adjust the distance between the cleaning disc and the ground according to the needs of the scenario during use. The flexibility is poor, which easily affects the washing and sweeping effect.

[0004] Therefore, we propose an electric washing and sweeping vehicle with a hydraulic adjustment mechanism for the sweeping distance to improve the above-mentioned problems. Summary of the invention

[0005] The object of the present invention is to provide an electric washing and sweeping vehicle with a hydraulic adjustment mechanism for the sweeping distance to the ground, so as to solve the problem in the above background technology that it is inconvenient to adjust the distance between the sweeping disc and the ground according to the needs of the scene, the flexibility is poor, and the washing and sweeping effect is easily affected.

[0006] To achieve the above-mentioned object, the present invention provides the following technical solution: an electric washing and sweeping vehicle with a hydraulic adjustment mechanism for the height of a sweeping brush, comprising a base and a sweeping brush plate, a vehicle body being installed on the top of the base, wheels being arranged at the front and rear ends of the left and right sides of the bottom of the base, a mounting frame being fixedly connected to the inside of the base, a frame being arranged at the bottom end of the mounting frame, and a hydraulic adjustment mechanism for adjusting the height of the sweeping brush plate being arranged between the frame and the mounting frame; The hydraulic adjustment mechanism includes a limiting slide and a hydraulic cylinder. Hydraulic cylinders are installed at both ends between the frame and the mounting frame. Connecting rods are fixedly connected to the front and rear ends on the left and right sides of the top of the frame. The top of the connecting rod is fixedly connected to the limiting plate. The front and rear ends on the left and right sides of the top of the mounting frame are fixedly connected to the limiting slide.

[0007] As a further technical solution of the present invention, the limiting plate is arranged inside the limiting slide groove, and the limiting plate slides up and down inside the limiting slide groove.

[0008] As a further technical solution of the present invention, the hydraulic cylinders are provided in two groups, and the limiting slide grooves and limiting plates are provided in four groups respectively.

[0009] As a further technical solution of the present invention, the front end of the frame is fixedly connected to a protective shell, a driving motor is installed on the left side of the front end of the protective shell, worm gears are movably connected to the two sides inside the frame, front and rear ends of the left and right sides inside the frame are movably connected to rotating shafts, the top end of the top rotating shaft is fixedly connected to a worm wheel, the bottom end of the rotating shaft is fixedly connected to a sweeping brush plate, the front end of the outside of the worm gear is fixedly connected to a driving wheel, and a connecting belt is provided on the outside of the driving wheel.

[0010] As a further technical solution of the present invention, the driving wheels are arranged on both sides of the interior of the protective shell, and the connecting belt is arranged inside the protective shell.

[0011] As a further technical solution of the present invention, the worm wheel is arranged at the front and rear ends of one side of the worm, and the worm and the worm wheel cooperate with each other.

[0012] As a further technical solution of the present invention, a water pump is installed on the left side of the top end of the mounting frame, the input end of the water pump is connected to a water inlet pipe, and the output end is connected to a water outlet pipe, a corrugated pipe is fixedly connected to the middle part of the water outlet pipe, and a water spray nozzle is installed at the bottom end of the water outlet pipe.

[0013] As a further technical solution of the present invention, a processing box is arranged on the right side of the top of the mounting frame and on the bottom of the vehicle body, an exhaust fan is arranged at the bottom of the processing box, a filter is arranged at the top of the exhaust fan, a connecting pipe is fixedly connected to the left side of the processing box, a dust suction port is fixedly connected to the bottom end of the connecting pipe, the connecting pipe passes through the interior of the frame, and a hose is fixedly connected to the top of the connecting pipe.

[0014] Compared with the prior art, the beneficial effects of the present invention are as follows: the electric sweeper with the sweep brush ground distance hydraulic adjustment mechanism not only realizes the convenience of adjusting the distance between the sweep brush and the ground, realizes the convenience of driving multiple sweep brush discs at the same time, but also realizes the convenience of spraying water and absorbing impurities; (1) By setting a limit slide, a hydraulic cylinder, a limit plate and a connecting rod, the hydraulic cylinder is started when the distance between the sweeping brush plate and the ground needs to be adjusted, and the hydraulic cylinder drives the frame to rise and fall, so that the height of the sweeping brush plate can be adjusted according to the needs to control the distance between the sweeping brush plate and the ground. When the frame is raised or lowered, the limit plate at the top of the connecting rod will slide up and down inside the limit slide. The limit slide can limit the frame through the limit plate and the connecting rod, thereby improving the stability of the frame lifting; (2) By providing a driving wheel, a connecting belt, a worm, a worm gear, a rotating shaft and a driving motor, the driving motor is started when the floor needs to be cleaned. The driving motor drives two sets of worms to rotate simultaneously through the driving wheel and the connecting belt. The two sets of worms can drive four sets of sweeping brush discs to rotate simultaneously through the worm gear and the rotating shaft. The four sets of sweeping brush discs can rotate simultaneously to clean the floor. The worm drives the four sets of sweeping brush discs to clean the floor, which can save costs. (3) By providing a dust suction port, a connecting pipe, a water spray port, a bellows, a water pump, a hose and an exhaust fan, the exhaust fan is started while cleaning, and the exhaust fan absorbs the dust and impurities swept out through the hose and the connecting pipe. The absorbed impurities will enter the top of the inside of the treatment box, so that the impurities can be collected uniformly. When it is necessary to spray water to clean the ground, the water pump is started, and the water pump draws water from the left side of the inside of the vehicle body, and then sprays it onto the ground through the water spray port to wash away the impurities adhering to the ground. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a front cross-sectional structural schematic diagram of the present invention; Figure 2 It is a schematic diagram of an enlarged cross-sectional top view of the frame of the present invention; Figure 3 It is a schematic diagram of an enlarged front cross-sectional structure of the mounting frame of the present invention; Figure 4 It is a schematic diagram of an enlarged bottom-view cross-section structure of the frame of the present invention; Figure 5 It is a schematic diagram of the front view and enlarged structure of the connecting pipe of the present invention; Figure 6 For the present invention Figure 3 Schematic diagram of the enlarged cross-section structure at point A in the middle.

[0016] In the figure: 1. base; 2. wheel; 3. vehicle body; 4. mounting frame; 5. limiting slide; 6. frame; 7. sweeping brush plate; 8. driving wheel; 9. suction port; 10. connecting pipe; 11. connecting belt; 12. worm; 13. worm gear; 14. rotating shaft; 15. hydraulic cylinder; 16. protective shell; 17. driving motor; 18. water spray port; 19. bellows; 20. water pump; 21. limiting plate; 22. connecting rod; 23. hose; 24. filter; 25. exhaust fan; 26. treatment box. DETAILED DESCRIPTION

[0017] 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.

[0018] See also Figure 1-6, an embodiment of the present invention; an electric sweeping vehicle with a hydraulic adjustment mechanism for sweeping brush height, comprising a base 1 and a sweeping brush plate 7, a vehicle body 3 is mounted on the top of the base 1, wheels 2 are arranged at the front and rear ends of the left and right sides of the bottom of the base 1, a mounting frame 4 is fixedly connected to the inside of the base 1, a frame 6 is arranged at the bottom end of the mounting frame 4, and a hydraulic adjustment mechanism for adjusting the height of the sweeping brush plate 7 is arranged between the frame 6 and the mounting frame 4; The hydraulic adjustment mechanism includes a limit slide 5 and a hydraulic cylinder 15. The hydraulic cylinders 15 are installed at both ends between the frame 6 and the mounting frame 4. The front and rear ends of the left and right sides of the top of the frame 6 are fixedly connected with connecting rods 22. The top of the connecting rod 22 is fixedly connected to the limit plate 21. The front and rear ends of the left and right sides of the top of the mounting frame 4 are fixedly connected to the limit slide 5. The limiting plate 21 is arranged inside the limiting chute 5, and the limiting plate 21 slides up and down inside the limiting chute 5. The hydraulic cylinder 15 is provided with two groups, and the limiting chute 5 and the limiting plate 21 are provided with four groups respectively; Specifically, Figure 1 , Figure 3 and Figure 6 As shown, when the distance between the sweeping brush plate 7 and the ground needs to be adjusted, the hydraulic cylinder 15 is started, and the hydraulic cylinder 15 drives the frame 6 to rise and fall, so that the height of the sweeping brush plate 7 can be adjusted according to needs to control the distance between the sweeping brush plate 7 and the ground. When the frame 6 is raised and lowered, the limit plate 21 at the top of the connecting rod 22 will slide up and down inside the limit slide groove 5. The limit slide groove 5 can limit the frame 6 through the limit plate 21 and the connecting rod 22, thereby improving the stability of the frame 6 rising and falling.

[0019] The front end of the frame 6 is fixedly connected with a protective shell 16, a driving motor 17 is installed on the left side of the front end of the protective shell 16, worms 12 are movably connected to the two sides of the inside of the frame 6, and the front and rear ends of the left and right sides of the inside of the frame 6 are movably connected with a rotating shaft 14, the top of the top rotating shaft 14 is fixedly connected with a worm wheel 13, and the bottom end of the rotating shaft 14 is fixedly connected with a sweeping brush plate 7, and the front end of the outside of the worm 12 is fixedly connected with a driving wheel 8, and a connecting belt 11 is arranged on the outside of the driving wheel 8. The driving wheel 8 is arranged on both sides of the inside of the protective shell 16, and the connecting belt 11 is arranged inside the protective shell 16. The worm wheel 13 is arranged at the front and rear ends of one side of the worm 12, and the worm 12 and the worm wheel 13 cooperate with each other; Specifically, Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, when the floor needs to be cleaned, the drive motor 17 is started. The drive motor 17 drives two groups of worms 12 to rotate simultaneously through the drive wheel 8 and the connecting belt 11. The two groups of worms 12 can drive four groups of sweeping brush discs 7 to rotate simultaneously through the worm wheel 13 and the rotating shaft 14. The four groups of sweeping brush discs 7 can rotate simultaneously to clean the floor, and the worm 12 drives the four groups of sweeping brush discs 7 to clean the floor, which can save costs.

[0020] A water pump 20 is installed on the left side of the top of the mounting frame 4, the input end of the water pump 20 is connected to a water inlet pipe, and the output end is connected to a water outlet pipe, a bellows 19 is fixedly connected to the middle of the water outlet pipe, a water spray port 18 is installed at the bottom of the water outlet pipe, a treatment box 26 is arranged on the right side of the top of the mounting frame 4 and the bottom of the vehicle body 3, an exhaust fan 25 is arranged at the bottom of the treatment box 26, a filter screen 24 is arranged at the top of the exhaust fan 25, a connecting pipe 10 is fixedly connected to the left side of the treatment box 26, a dust suction port 9 is fixedly connected to the bottom of the connecting pipe 10, the connecting pipe 10 runs through the interior of the frame 6, and a hose 23 is fixedly connected to the top of the connecting pipe 10; Specifically, Figure 1 , Figure 3 and Figure 5 As shown, the exhaust fan 25 is started while cleaning, and the exhaust fan 25 absorbs the dust and impurities swept out through the hose 23 and the connecting pipe 10. The absorbed impurities will enter the top of the processing box 26, so that the impurities can be collected uniformly. When it is necessary to spray water to clean the ground, the water pump 20 is started, and the water pump 20 draws water from the left side of the vehicle body 3, and then sprays it onto the ground through the water nozzle 18 to wash away the impurities adhering to the ground.

[0021] Working principle: When the present invention is in use, the hydraulic cylinder 15 is started, and the hydraulic cylinder 15 drives the frame 6 to rise and fall, so that the height of the sweeping brush plate 7 can be adjusted according to the needs to control the distance between the sweeping brush plate 7 and the ground. When the frame 6 is raised and lowered, the limit plate 21 at the top of the connecting rod 22 will slide up and down inside the limit slide 5. The limit slide 5 can limit the frame 6 through the limit plate 21 and the connecting rod 22, thereby improving the stability of the frame 6. When the sweeping brush plate 7 drops to a suitable height, the drive motor 17 is started, and the drive motor 17 drives the two groups of worms 12 to rotate simultaneously through the drive wheel 8 and the connecting belt 11. The two groups of worms 12 can be The worm gear 13 and the rotating shaft 14 drive the four groups of sweeping brush discs 7 to rotate simultaneously. The four groups of sweeping brush discs 7 can rotate simultaneously to clean the ground. The worm 12 drives the four groups of sweeping brush discs 7 to clean the ground, which can save costs. The exhaust fan 25 is started while cleaning. The exhaust fan 25 absorbs the swept dust and impurities through the hose 23 and the connecting pipe 10. The absorbed impurities will enter the top of the processing box 26, so that the impurities can be collected uniformly. When it is necessary to spray water to clean the ground, the water pump 20 is started. The water pump 20 draws water from the left side of the vehicle body 3, and then sprays it onto the ground through the water nozzle 18 to flush the impurities adhered to the ground.

[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 sweeper with a hydraulic adjustment mechanism for sweeping brush distance, comprising a base (1) and a sweeping brush plate (7), characterized in that: A vehicle body (3) is mounted on the top of the base (1); wheels (2) are arranged at the front and rear ends of the left and right sides of the bottom of the base (1); a mounting frame (4) is fixedly connected to the inside of the base (1); a frame (6) is arranged at the bottom end of the inside of the mounting frame (4); and a hydraulic adjustment mechanism for adjusting the height of the sweeping brush plate (7) is arranged between the frame (6) and the mounting frame (4); The hydraulic adjustment mechanism comprises a limiting slide groove (5) and a hydraulic cylinder (15), the hydraulic cylinder (15) being installed at both ends between the frame (6) and the mounting frame (4), the front and rear ends on the left and right sides of the top of the frame (6) being fixedly connected to connecting rods (22), the top ends of the connecting rods (22) being fixedly connected to limiting plates (21), and the front and rear ends on the left and right sides of the top of the mounting frame (4) being fixedly connected to the limiting slide groove (5).

2. The electric sweeper with a hydraulic adjustment mechanism for sweeping brush distance according to claim 1, characterized in that: The limiting plate (21) is arranged inside the limiting sliding groove (5), and the limiting plate (21) slides up and down inside the limiting sliding groove (5).

3. The electric sweeper with a hydraulic adjustment mechanism for sweeping brush distance according to claim 1, characterized in that: The hydraulic cylinders (15) are provided in two groups, and the limiting slide grooves (5) and limiting plates (21) are provided in four groups respectively.

4. The electric sweeper with a hydraulic adjustment mechanism for sweeping brush distance according to claim 1, characterized in that: The front end of the frame (6) is fixedly connected to a protective shell (16), a driving motor (17) is installed on the left side of the front end of the protective shell (16), worms (12) are movably connected to the two sides of the frame (6), the front and rear ends of the left and right sides of the frame (6) are movably connected to a rotating shaft (14), the top end of the top rotating shaft (14) is fixedly connected to a worm wheel (13), the bottom end of the rotating shaft (14) is fixedly connected to a sweeping brush plate (7), the front end of the outside of the worm (12) is fixedly connected to a driving wheel (8), and a connecting belt (11) is arranged on the outside of the driving wheel (8).

5. The electric washing and sweeping vehicle with a hydraulic adjustment mechanism for sweeping brush distance according to claim 4, characterized in that: The driving wheels (8) are arranged on both sides inside the protective shell (16), and the connecting belt (11) is arranged inside the protective shell (16).

6. The electric washing and sweeping vehicle with a hydraulic adjustment mechanism for sweeping brush distance according to claim 4, characterized in that: The worm wheel (13) is arranged at the front and rear ends of one side of the worm (12), and the worm (12) and the worm wheel (13) cooperate with each other.

7. The electric sweeper with a hydraulic adjustment mechanism for sweeping brush distance according to claim 1, characterized in that: A water pump (20) is installed on the left side of the top end of the mounting frame (4); the input end of the water pump (20) is connected to a water inlet pipe, and the output end is connected to a water outlet pipe; a corrugated pipe (19) is fixedly connected to the middle of the water outlet pipe, and a water spray port (18) is installed at the bottom end of the water outlet pipe.

8. The electric sweeper with a hydraulic adjustment mechanism for sweeping brush distance according to claim 1, characterized in that: A processing box (26) is arranged on the right side of the top end of the mounting frame (4) and the bottom end of the vehicle body (3); an exhaust fan (25) is arranged at the bottom end of the processing box (26); a filter screen (24) is arranged at the top end of the exhaust fan (25); a connecting pipe (10) is fixedly connected to the left side of the processing box (26); a dust suction port (9) is fixedly connected to the bottom end of the connecting pipe (10); the connecting pipe (10) passes through the interior of the frame (6); and a hose (23) is fixedly connected to the top end of the connecting pipe (10).

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