CN210707309U

CN210707309U - Bus rear window is with brushing device

Info

Publication number: CN210707309U
Application number: CN201921691402.5U
Authority: CN
Inventors: 胡俊; 龙江启; 俞平; 单志颖
Original assignee: Wenzhou University
Current assignee: Wenzhou University
Priority date: 2019-10-10
Filing date: 2019-10-10
Publication date: 2020-06-09
Anticipated expiration: 2029-10-10

Abstract

The utility model discloses a washing device for a rear window of a bus, which comprises a bus body, wherein the rear part of the bus body is provided with the rear window; the rear part of the vehicle body is provided with a displacement mechanism, the displacement mechanism comprises a fixed rod, a rack, a gear, a movable frame and a first driving motor, the fixed rod is fixed at the rear part of the vehicle body, the rack is arranged on the fixed rod, the movable frame is sleeved outside the fixed rod and the rack, the movable frame can slide along the extension direction of the fixed rod, the first driving motor is fixed at the outer side of the movable frame, a motor shaft of the first driving motor penetrates through the movable frame to be connected with the gear arranged in the movable frame, and the gear is meshed with the rack; a second driving motor is arranged on the movable frame, a motor shaft of the second driving motor is connected with a brush rod for brushing the rear window of the car, and a guide rail for fixing the brush rod and guiding the brush rod is arranged at the upper part of the car body; the top of the vehicle body is provided with a water spraying mechanism which is matched with the brush rod for use. The utility model discloses can clean bus rear window comprehensively, keep the pleasing to the eye of bus rear window.

Description

Bus rear window is with brushing device

Technical Field

The utility model relates to a washing device especially relates to a washing device is used to bus rear window.

Background

Windshield wiper device has been indispensable a mechanism for windscreen before the car, and present car windshield wiper market or car windshield wiper function all tend to clean the water of car windscreen in the rainy and foggy day to reach and not blocked by the rainwater in the rainy day field of vision, simultaneously, this windshield wiper device can also spray water and cooperate the windshield wiper to clean the door window. The rear window of the existing bus is not provided with a car window washing device, so that the existing bus cannot provide a good view for people who like to enjoy the scenery behind the bus, and is quite unattractive; if the existing wiper device is used for cleaning the rear window of the vehicle, the wiper device cannot clean the window of the vehicle completely, and can only clean one house type area frequently, so that the area which is not cleaned is full of dust.

Therefore, a washing device for a rear window of a bus is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a bus rear window is with brushing device, the utility model discloses can clean bus rear window comprehensively, can not only guarantee that the interior people of car can be clear can view and admire the scenery behind the car, can keep the pleasing to the eye of car rear window moreover.

In order to achieve the above object, the utility model provides a following technical scheme: a washing device for a rear window of a bus comprises a bus body, wherein the rear part of the bus body is provided with the rear window; the rear part of the vehicle body is provided with a displacement mechanism, the displacement mechanism comprises a fixed rod, a rack, a gear, a movable frame and a first driving motor, the fixed rod is fixed at the rear part of the vehicle body, the rack is arranged on the fixed rod, the movable frame is sleeved outside the fixed rod and the rack, the movable frame can slide along the extension direction of the fixed rod, the first driving motor is fixed at the outer side of the movable frame, a motor shaft of the first driving motor penetrates through the movable frame to be connected with the gear arranged in the movable frame, and the gear is meshed with the rack; a second driving motor is arranged on the movable frame, a motor shaft of the second driving motor is connected with a brush rod for brushing a rear window of the car, and a guide rail for fixing the brush rod and guiding the brush rod is arranged at the upper part of the car body; and a water spraying mechanism matched with the brush rod for use is arranged at the top of the vehicle body.

Preferably, the guide rail is in an arc shape matched with the top surface of the vehicle body, the brush rod comprises an upper rod, a lower pipe, an upper brush and a lower brush, the upper brush is mounted on the upper rod, and the lower brush is mounted on the lower pipe; the upper rod penetrates through the upper end of the lower pipe, a guide convex strip is arranged on the outer side of the upper rod, and a guide groove matched with the guide convex strip is arranged on the inner side of the lower pipe; the bottom of the guide rail is provided with a T-shaped sliding groove, and the top end of the upper rod is rotatably connected with a T-shaped sliding block matched with the T-shaped sliding groove.

Preferably, two ends of the T-shaped sliding groove are respectively provided with a limit switch, and the first driving motor and the second driving motor are electrically connected with the two limit switches.

Preferably, the upper brush and the lower brush are installed back to back.

Preferably, the inner side of the movable frame is provided with a balance convex strip, and the outer side of the fixed rod is provided with a guide groove matched with the balance convex strip.

Preferably, the water spraying mechanism comprises a water tank, a water pump, an arc-shaped pipe and a nozzle, the water tank, the water pump, the arc-shaped pipe and the nozzle are arranged on the roof, a strip-shaped water inlet is formed in the top of the water tank, the input end of the water pump is connected with the water tank, the output end of the water pump is connected with the arc-shaped pipe, and the nozzle is installed on the arc-shaped pipe and faces the rear.

Preferably, the strip-shaped water inlet is concave.

The utility model discloses a technological effect and advantage:

1. the utility model discloses set up displacement mechanism at the automobile body rear portion, drive first driving motor and second driving motor simultaneously, first driving motor drives the gear and rotates, the gear rolls on the rack and then drives and remove the frame and remove, the second driving motor that removes on the frame drives the brush pole and rotates and carry out the round brush to the window behind the car, the water spray mechanism who is located the automobile body top simultaneously sprays water, and the cooperation brush cleans window behind the car, not only clean efficient but also clean comprehensive, can make things convenient for people in the car can wash the scenery behind the sight of sight car, also can keep the pleasing to the eye of window behind the car simultaneously.

2. The utility model discloses the guide rail design can not only improve pleasing to the eye degree for the arc shape with automobile body top surface looks adaptation, and can reduce occuping of space, makes the guide rail more strong with the integration of automobile body. The upper rod on the brush rod can penetrate through the upper tube in a sliding manner, and the length of the upper rod can be automatically adjusted according to the arc shape of the guide rod in the translation process.

3. The utility model discloses the both ends of T shape spout are equipped with a limit switch respectively, and when removing the frame and touch limit switch, first driving motor and second driving motor stop work, first driving motor burns out because of the card is dead with second driving motor.

4. The utility model discloses an go up brush and lower brush installation dorsad, go up brush and lower brush orbit coincidence and the dead phenomenon of card appears when preventing that the upper boom from sliding along the low tube axial.

5. The utility model discloses the inboard of removing the frame is equipped with balanced sand grip, and the outside of dead lever is equipped with the guide slot that agrees with mutually with balanced sand grip, and this kind of project organization makes the moving frame more stable when removing.

6. The utility model discloses a water spray mechanism takes the water in the basin out through the water pump and carries the arc pipe in, by the nozzle blowout again, realizes the function of water spray.

7. The utility model discloses the shape of bar water inlet for the indent can avoid the water of car in the in-process basin with higher speed or slow down to spill the bar water inlet because of inertia.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

FIG. 2 is a schematic structural diagram of the displacement mechanism of the present invention;

FIG. 3 is a schematic view of the structure of the brush rod of the present invention;

FIG. 4 is a schematic structural view of the guide rail and the arc tube of the present invention;

figure 5 is the cross-sectional view of the bar water inlet of the utility model.

In the figure: 1. a vehicle body; 2. a rear window of the vehicle; 3. a displacement mechanism; 4. a brush rod; 5. a guide rail; 6. a water spraying mechanism; 7. a water tank; 8. a water pump; 9. fixing the rod; 10. a rack; 11. a movable frame; 12. a first drive motor; 13. a gear; 14. a guide groove; 15. balancing the convex strips; 16. a second drive motor; 17. a rod is arranged; 18. a lower pipe; 19. a guide groove; 20. A guide convex strip; 21. a brush is arranged; 22. a lower brush; 23. a T-shaped chute; 24. a T-shaped slider; 25. a limit switch; 26. an arc tube; 27. a nozzle; 28. a strip-shaped water inlet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

The utility model provides a washing device for a rear window of a bus as shown in the attached figures 1-5, which comprises a bus body 1, wherein the rear part of the bus body 1 is provided with a rear window 2; the rear part of the vehicle body 1 is provided with a displacement mechanism 3, the displacement mechanism 3 comprises a fixed rod 9, a rack 10, a gear 13, a movable frame 11 and a first driving motor 12, the fixed rod 9 is fixed at the rear part of the vehicle body 1, the rack 10 is installed on the fixed rod 9, the movable frame 11 is sleeved outside the fixed rod 9 and the rack 10, the movable frame 11 can slide along the extension direction of the fixed rod 9, the first driving motor 12 is fixed at the outer side of the movable frame 11, a motor shaft of the first driving motor 12 penetrates through the movable frame 11 to be connected with the gear 13 arranged in the movable frame 11, and the gear 13 is meshed with the rack 10; a second driving motor 16 is arranged on the moving frame 11, a motor shaft of the second driving motor 16 is connected with a brush rod 4 for brushing the rear window 2 of the car, and a guide rail 5 for fixing the brush rod 4 and guiding the brush rod 4 is arranged at the upper part of the car body 1; the top of the vehicle body 1 is provided with a water spraying mechanism 6 which is matched with the brush rod 4 for use. The first drive motor 12 and the second drive motor 16 are both sea-hold 39HS0.9 degree two-phase hybrid stepper motors.

As shown in fig. 3 and fig. 4, the guide rail 5 is in an arc shape matched with the top surface of the vehicle body 1, so that the aesthetic degree can be improved, the occupation of space can be reduced, and the fusion feeling of the guide rail 5 and the vehicle body 1 is stronger. The brush rod 4 comprises an upper rod 17, a lower pipe 18, an upper brush 21 and a lower brush 22, wherein the upper brush 21 is arranged on the upper rod 17 in a welding manner, and the lower brush 22 is arranged on the lower pipe 18 in a welding manner; the upper rod 17 penetrates through the upper end of the lower pipe 18, the outer side of the upper rod 17 is provided with a guide convex strip 20, the inner side of the lower pipe 18 is provided with a guide groove 19 matched with the guide convex strip 20, and the mechanism enables the upper rod 17 to only axially slide along the lower pipe 18 and not to circumferentially rotate; the bottom of the guide rail 5 is provided with a T-shaped sliding groove 23, and the top end of the upper rod 17 is rotatably connected (can be connected by adopting a ball joint) with a T-shaped sliding block 24 matched with the T-shaped sliding groove 23. Two ends of the T-shaped sliding groove 23 are respectively provided with a limit switch 25, the first driving motor 12 and the second driving motor 16 are electrically connected with the two limit switches 25, when the moving frame 11 touches the limit switches 25, the first driving motor 12 and the second driving motor 16 stop working, and the first driving motor 12 and the second driving motor 16 are burnt out due to jamming.

As shown in fig. 3, the upper brush 21 and the lower brush 22 are installed in a back-to-back manner, so as to prevent the upper brush 21 and the lower brush 22 from being stuck due to the overlapping of the tracks when the upper rod 17 slides axially along the lower pipe 18.

As shown in fig. 2, the movable frame 11 is provided with a balance rib 15 on the inner side, and the fixed rod 9 is provided with a guide groove 14 on the outer side for engaging with the balance rib 15, so that the movable frame 11 is more stable during movement.

As shown in fig. 1, 4 and 5, the water spraying mechanism 6 includes a water tank 7, a water pump 8, an arc-shaped pipe 26 and a nozzle 27, which are arranged on the roof of the vehicle, the top of the water tank 7 is provided with a strip-shaped water inlet 28, the water tank 7 can automatically add water or utilize rainwater to enter the strip-shaped water inlet 28 to store water, the input end of the water pump 8 is connected with the water tank 7 through a leather hose, the output end of the water pump 8 is connected with the arc-shaped pipe 26 through a leather hose, the nozzle 27 is arranged on the arc-shaped pipe 26, and the nozzle 27 faces the rear. The strip-shaped water inlet 28 is concave, so that water in the water tank 7 can be prevented from splashing out of the strip-shaped water inlet 28 due to inertia in the acceleration or deceleration process of the vehicle.

The working principle is as follows: the utility model discloses set up displacement mechanism 3 at 1 rear portion of automobile body, drive first driving motor 12 and second driving motor 16 simultaneously, first driving motor 12 drives gear 13 and rotates, gear 13 rolls and then drives on rack 10 and remove frame 11 and remove, it drives brush pole 4 and rotates and carry out the round brush to car rear window 2 to remove second driving motor 16 on the frame 11, the water spray mechanism 6 that is located 1 top of automobile body simultaneously sprays water, and cooperate the brush to clean car rear window 2, not only clean efficient but also clean comprehensive, can make things convenient for people in the car to wash the scenery behind the sight glass car, also can keep car rear window 2 pleasing to the eye simultaneously.

Claims

1. A washing device for a rear window of a bus comprises a bus body (1), wherein the rear part of the bus body (1) is provided with a rear window (2); the method is characterized in that: the rear part of the vehicle body (1) is provided with a displacement mechanism (3), the displacement mechanism (3) comprises a fixed rod (9), a rack (10), a gear (13), a movable frame (11) and a first driving motor (12), the fixed rod (9) is fixed at the rear part of the vehicle body (1), the rack (10) is installed on the fixed rod (9), the movable frame (11) is sleeved outside the fixed rod (9) and the rack (10), the movable frame (11) can slide along the extension direction of the fixed rod (9), the first driving motor (12) is fixed at the outer side of the movable frame (11), a motor shaft of the first driving motor (12) penetrates through the movable frame (11) to be connected with the gear (13) arranged in the movable frame (11), and the gear (13) is meshed with the rack (10); a second driving motor (16) is arranged on the moving frame (11), a motor shaft of the second driving motor (16) is connected with a brush rod (4) for brushing the rear window (2) of the car washing, and a guide rail (5) for fixing the brush rod (4) and guiding the brush rod (4) is arranged at the upper part of the car body (1); the top of the vehicle body (1) is provided with a water spraying mechanism (6) which is matched with the brush rod (4).

2. A washing and brushing device for the rear window of a bus according to claim 1, characterized in that: the guide rail (5) is in an arc shape matched with the top surface of the vehicle body (1), the brush rod (4) comprises an upper rod (17), a lower pipe (18), an upper brush (21) and a lower brush (22), the upper brush (21) is installed on the upper rod (17), and the lower brush (22) is installed on the lower pipe (18); the upper rod (17) penetrates through the upper end of the lower pipe (18), a guide convex strip (20) is arranged on the outer side of the upper rod (17), and a guide groove (19) matched with the guide convex strip (20) is arranged on the inner side of the lower pipe (18); the bottom of the guide rail (5) is provided with a T-shaped sliding groove (23), and the top end of the upper rod (17) is rotatably connected with a T-shaped sliding block (24) matched with the T-shaped sliding groove (23).

3. A washing and brushing device for the rear window of a bus according to claim 2, characterized in that: two ends of the T-shaped sliding groove (23) are respectively provided with a limit switch (25), and the first driving motor (12) and the second driving motor (16) are electrically connected with the two limit switches (25).

4. A washing and brushing device for the rear window of a bus according to claim 2, characterized in that: the upper hairbrush (21) and the lower hairbrush (22) are installed back to back.

5. A washing and brushing device for the rear window of a bus according to claim 1, characterized in that: the inner side of the movable frame (11) is provided with a balance convex strip (15), and the outer side of the fixed rod (9) is provided with a guide groove (14) matched with the balance convex strip (15).

6. A washing and brushing device for the rear window of a bus according to claim 1, characterized in that: the water spraying mechanism (6) comprises a water tank (7), a water pump (8), an arc-shaped pipe (26) and a nozzle (27) which are arranged on the roof, a strip-shaped water inlet (28) is formed in the top of the water tank (7), the input end of the water pump (8) is connected with the water tank (7), the output end of the water pump (8) is connected with the arc-shaped pipe (26), the nozzle (27) is installed on the arc-shaped pipe (26), and the nozzle (27) faces towards the rear window (2).

7. A washing and brushing device for the rear window of a bus according to claim 6, characterized in that: the strip-shaped water inlet (28) is in an inwards concave shape.