CN212950512U

CN212950512U - U-shaped self-adaptive car washer

Info

Publication number: CN212950512U
Application number: CN202021694170.1U
Authority: CN
Inventors: 宋方举
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-14
Filing date: 2020-08-14
Publication date: 2021-04-13
Anticipated expiration: 2030-08-14

Abstract

The utility model relates to a U-shaped self-adaptive car washer, which comprises a travelling crane, wherein the travelling crane comprises a frame, a cross beam and a lifting mechanism, the cross beam is arranged on the frame, the lifting mechanism is connected with the cross beam, two ends of the cross beam are respectively provided with a slide rail, the cross beam is connected with a movable beam below through the lifting mechanism, two ends of the movable beam are respectively clamped on the slide rails and move up and down along the slide rails, the bottoms of two ends of the cross beam are respectively provided with a rectangular through hole, the insides of two ends of the cross beam are respectively provided with an electric push rod, a protection pipe is penetrated in the rectangular through hole, a first water inlet pipe is arranged in the cross beam, the bottom of the first water inlet pipe is communicated with a first water branch pipe, the left part and the right part of the first water inlet pipe are respectively communicated with a second water branch pipe, the purpose is to solve the problem, thereby damaging the outer surface of the vehicle or not easily cleaning the outer surface of the vehicle, and generating the problem of stain residue.

Description

U-shaped self-adaptive car washer

Technical Field

The utility model relates to a car washer technical field, concretely relates to U type self-adaptation car washer.

Background

As more and more families own private cars, the market demand of car washers is gradually expanded, the existing car washers can be divided into brush car washers and non-contact car washers, dust or sundry particles are easily adhered to brushes of the brush car washers, so that the sundry particles on the brushes and paint on the surfaces of cars are rubbed or the brushes strike the surfaces of the cars when the cars are washed, and therefore the surfaces of the cars are easily damaged and scratched, the non-contact car washers use high-pressure water to wash the outer surfaces of the cars, the existing non-contact car washers generally use high-pressure water to wash the cars, the high-pressure water spray head forms a movable beam, the movable beam moves from the head of the car to the tail of the car and washes the cars under the movable beam while moving, but because the types of the cars are different, the widths and the heights of the cars are different, and the widths and the heights of the movable beam are fixed, therefore, when the movable beam is too close to the outer sides of the cars, the surface of the vehicle is damaged by high-pressure water, when the distance between the movable beam and the outer side of the periphery of the vehicle is too far, the vehicle is not cleaned completely, stains are left on the surface of the vehicle, and the cleaning effect is poor.

SUMMERY OF THE UTILITY MODEL

To the surface of the car of drawing injury easily of brush car washer among the prior art, the distance of shower nozzle and car can not be adjusted according to the difference of motorcycle type to the contactless car washer to the surface of damage car or the surface of car are difficult to the sanitization, produce the remaining problem of spot, the utility model provides a U type self-adaptation car washer, car washer can be according to the difference of motorcycle type, adjust the distance of shower nozzle and car, and the sanitization can not have the spot to remain, avoids the car surface to be damaged, simple structure, and is with low costs.

In order to realize the purpose, the technical scheme of the utility model is that:

a U-shaped self-adaptive car washer comprises a travelling crane, wherein the travelling crane comprises a frame, a cross beam and a lifting mechanism, the cross beam is arranged on the frame, the lifting mechanism is connected with the cross beam, two ends of the cross beam are respectively provided with a vertical slide rail, the cross beam is connected with a movable beam below through the lifting mechanism, two ends of the movable beam are respectively clamped on the slide rails and move up and down along the slide rails, the movable beam is a hollow cylinder with a cavity inside, the bottom of the movable beam is provided with a plurality of first water spray holes communicated with the cavity inside the movable beam, two opposite supporting plates are respectively arranged at the left end and the right end of the movable beam, 2U-shaped pulleys corresponding up and down are respectively arranged on the opposite surfaces of the two supporting plates, the outer ends of central shafts of the 2U-shaped pulleys at two ends of a diagonal line among the 4U-shaped pulleys on the opposite surfaces of the two supporting plates are connected through connecting rods, and four U-shaped pulleys, the two groups of U-shaped pulleys are in sliding contact with the two corresponding side outer walls of the sliding rail on the same side of the two groups of U-shaped pulleys respectively;

the bottom of each of two ends of the cross beam is provided with a rectangular through hole which is arranged on the outer side of the slide rail, an electric push rod which is arranged on the inner side of the rectangular through hole is arranged in each of two ends of the cross beam, a protection pipe which is communicated with the cross beam and vertically extends downwards penetrates through the rectangular through hole, a plurality of second water spray holes are arranged at the lower parts of the opposite sides of the two protection pipes, the outer walls of the opposite sides of the top ends of the two protection pipes are connected with push rods of the electric push rods which are arranged on the same side in the cross beam respectively, and the push rods of the electric push rods;

be equipped with first oral siphon in the crossbeam, the end of intaking of first oral siphon stretches out the crossbeam, first oral siphon bottom intercommunication has first oral siphon, first oral siphon communicates with the first capillary in the walking beam cavity, first capillary bottom intercommunication has a plurality of first shower nozzles corresponding with first hole for water spraying, outside every first shower nozzle all wears out corresponding first hole for water spraying, the portion communicates respectively has a second oral siphon about first oral siphon, every second oral siphon all penetrates in the protection tube of homonymy, the lower part intercommunication of second oral siphon has a plurality of second shower nozzles corresponding with the second hole for water spraying, every second shower nozzle all wears out outside corresponding second hole for water spraying.

Furthermore, a rectangular groove is formed in the ground of the front portion of the frame, a second water inlet pipe is arranged in the groove, and the top of the second water inlet pipe is communicated with a plurality of third spray heads.

Furthermore, the frame comprises two supports which are arranged on the ground at intervals, and each support comprises two upright posts which are fixed on the ground at intervals and a guide rail which is connected with the tops of the two upright posts.

Further, the crossbeam is through running gear and guide rail sliding connection, running gear is connected respectively at both ends about the crossbeam, running gear comprises the first motor of connection at the crossbeam tip and the walking wheel of connection on first electric motor rotor, and the rotor of first motor stretches out the crossbeam and arranges the guide rail top in, and the walking wheel card is the sliding state on the guide rail and along the guide rail.

Furthermore, a first distance sensor is arranged on the ground at the front side of the groove, a plurality of second distance sensors are arranged on the ground at the inner side between the two stand columns of each support at intervals, and the second distance sensors on the inner sides of the two supports are positioned on the outer sides of the two protection pipes; the front part and the rear part of the cross beam are respectively provided with a connecting rod extending outwards, and the end part of the connecting rod is provided with a third distance sensor.

Further, the first distance sensor, the second distance sensor and the third distance sensor are all connected with the car washer controller.

Furthermore, the slide rail comprises vertical I-steel and vertical round bars fixed at the centers of the outer sides of the front and rear wing plates of the I-steel, and the outer walls of the back sides of the two round bars are in sliding contact with the U-shaped grooves of the opposite U-shaped pulleys.

Furthermore, the left end and the right end of the cross beam are respectively provided with an auxiliary wheel arranged behind or in front of the walking wheels, and the auxiliary wheels are clamped on the guide rail and are in a sliding state along the guide rail.

Further, hoisting mechanism is including fixing the second motor at the crossbeam top and setting up a pair of cylinder that corresponds about the second motor both sides respectively, the crossbeam is the cavity body of rod that is equipped with the first through-hole that runs through the crossbeam upper and lower face, and the cylinder of top rotates to be connected on the crossbeam in every pair of cylinder, and the cylinder of below rotates to be connected on the walking beam, is fixed with the gyro wheel on the rotor of second motor, is connected with wire rope's one end on the gyro wheel, and the cylinder of top in one of them pair of cylinder is walked around to wire rope's the other end, then walks around the cylinder of below in proper order after passing first through-hole, then upwards walk around the cylinder of top in another pair of cylinder after passing first through-hole, fix on.

Furthermore, the movable beam is communicated with the cross beam through a telescopic pipe, and a first water supporting pipe penetrates through the telescopic pipe to be communicated with a first capillary tube in the cavity of the movable beam; the spraying end of the first spray head extends out of the first water spraying hole, and the outer wall of the communication end of each first spray head and the first capillary is connected with a rotor of a third motor fixed on the inner wall of the movable beam.

Further, the third motor is a servo motor.

Through the technical scheme, the beneficial effects of the utility model are that:

1. when a vehicle enters the front part of the frame, the first distance sensor detects the entering of the vehicle, the car washer controller receives information of the first distance sensor to control the third spray head to spray water to wash the bottom and wheels of the vehicle, the vehicle continuously drives inwards to a proper position in the frame to stop, the cross beam moves back and forth on the guide rail, the second distance sensor detects distance information of the left side and the right side of the vehicle, the car washer controller controls the electric push rod to pull the protection tube to move left and right in the rectangular through hole according to the distance information until the distance between the second spray head and the vehicle is suitable for washing the vehicle, namely, the protection tube can drive the second spray head to move left and right to be suitable for the outer surfaces of the left side and the right side of the second spray head washing the vehicle, meanwhile, the third distance sensor detects height information of the upper surface of the vehicle, the car washer controller controls the second motor to pull the movable beam to move up and down, the second motor can drive first shower nozzle and reciprocate so that adapt to the upper surface that first shower nozzle washed the car promptly to first shower nozzle can the fore-and-aft swing under the drive of third motor, more conveniently washs the upper surface of car.

2. The utility model discloses a surface of car is washed to the non-contact of water under high pressure, and the surface of car can not be by the wearing and tearing fish tail.

3. The utility model discloses the shower nozzle that is located the top of car and the outside all around all can adjust the distance to the surface of car according to the difference of motorcycle type, and the sanitization can not have the spot to remain, avoids the car surface to be damaged.

4. The utility model discloses a crossbeam moves forward once from the back in car upper portion and can wash whole surfaces of automobile body, and it is fast to wash.

5. The utility model discloses simple structure, it is with low costs.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a front (cross-sectional) view of the present invention;

FIG. 3 is a sectional (enlarged) view of FIG. 2A-A;

fig. 4 is a plan view of the present invention.

The reference numbers in the drawings are as follows: 1 is a frame, 1a is a vertical column, 1b is a guide rail, 2 is a cross beam, 2a is a first water inlet pipe, 2b is a first water branch pipe, 2c is a second water branch pipe, 3 is a hoisting mechanism, 3a is a second motor, 3b is a roller, 4 is a running mechanism, 4a is a first motor, 4b is a travelling wheel, 5 is a ground, 5a is a groove, 5b is a second water inlet pipe, 5c is a third nozzle, 5d is a first distance sensor, 6 is a movable beam, 6a is a support plate, 6b is a U-shaped pulley, 6c is a first water spray hole, 6d is a connecting rod, 7 is a protective tube, 7a is a second water spray hole, 7b is a rectangular through hole, 7c is an electric push rod, 8 is a telescopic tube, 9 is a slide rail, 9a is I-shaped steel, 9b is a round rod, 10 is a connecting rod, 10a is a second distance sensor, 10b is a third distance sensor, 20a is a first capillary tube, 20b is a first nozzle, 20c is a third motor, 20d is a second nozzle, 30a is a roller, 40a is an auxiliary wheel, and 200a is a first through hole.

Detailed Description

The invention will be further explained with reference to the drawings and the detailed description below:

as shown in fig. 1 to 4, a U-shaped self-adaptive car washer comprises a travelling crane, wherein the travelling crane comprises a frame 1, a beam 2 and a lifting mechanism 3, the beam 2 is arranged on the frame 1, the lifting mechanism 3 is connected with the beam 2, vertical slide rails 9 are respectively arranged at two ends of the beam 2, the beam 2 is connected with a movable beam 6 below through the lifting mechanism 3, two ends of the movable beam 6 are respectively clamped on the slide rails 9 and move up and down along the slide rails 9, the movable beam 6 is a hollow cylinder with a cavity inside, a plurality of first water spray holes 6c communicated with the cavity inside the movable beam 6 are arranged at the bottom of the movable beam 6, two opposite supporting plates 6a are respectively arranged at the left end and the right end of the movable beam 6, 2U-shaped pulleys 6b corresponding to each other up and down are respectively arranged on opposite surfaces of the two supporting plates 6a, and central shafts of the 2U-shaped pulleys 6b at two ends of the 4U-shaped pulleys 6b on the opposite surfaces of the two supporting plates 6a are respectively And then, four U-shaped pulleys 6b at the same end of the movable beam 6 form two groups of U-shaped pulleys 6b corresponding to each other in front and back, the two groups of U-shaped pulleys 6b are in sliding contact with the two corresponding side outer walls of the sliding rail 9 of the two groups of U-shaped pulleys 6b on the same side respectively, and the U-shaped pulleys 6b are U-shaped pulleys of a water-balancing Ding Yuan metal product factory.

The bottom of 2 both ends of crossbeam has the rectangle through-hole 7b of arranging the slide rail 9 outside in respectively, and crossbeam 2 both ends are inside to be equipped with respectively and to arrange the inboard electric putter 7c of rectangle through-hole 7b in, wear in the rectangle through-hole 7b with the communicating vertical protection tube 7 that stretches out downwards of crossbeam 2, the opposite side lower part of two protection tubes 7 is equipped with a plurality of second hole for water sprayings 7a, and the top opposite side outer wall of two protection tubes 7 is connected with the push rod of the electric putter 7c of the same one side of dress in crossbeam 2 respectively, and the push rod of electric putter 7c promotes two protection tubes 7 and is drawn close or the state of separating along the length direction of rectangle through-hole 7b, and electric putter 7c is the electric putter of no tin delck mechanical equipment.

The water spraying device is characterized in that a first water inlet pipe 2a is arranged in the crossbeam 2, the water inlet end of the first water inlet pipe 2a extends out of the crossbeam 2, the bottom of the first water inlet pipe 2a is communicated with a first branch water pipe 2b, the first branch water pipe 2b is communicated with a first capillary pipe 20a in a cavity of the movable beam 6, the bottom of the first capillary pipe 20a is communicated with a plurality of first spray heads 20b corresponding to first water spraying holes 6c, each first spray head 20b penetrates out of the corresponding first water spraying hole 6c, the left part and the right part of the first water inlet pipe 2a are respectively communicated with second branch water pipes 2c, each second branch water pipe 2c penetrates into a protection pipe 7 on the same side, the lower part of each second branch water pipe 2c is communicated with a plurality of second spray heads 20d corresponding to second water spraying holes 7a, and each second spray head 20d penetrates out of the corresponding second water spraying holes 7 a.

A rectangular groove 5a is formed in the ground 5 at the front part of the frame 1, a second water inlet pipe 5b is arranged in the groove 5a, and the top of the second water inlet pipe 5b is communicated with a plurality of third spray heads 5 c.

The first nozzle 20b, the second nozzle 20d and the third nozzle 5c are all nozzles of the electromechanical devices ltd, department of nychidae.

The frame 1 is composed of two supports arranged on the ground 5 at intervals, and each support is composed of two upright posts 1a fixed on the ground 5 at intervals and a guide rail 1b connecting the tops of the two upright posts 1 a.

Crossbeam 2 is through running mechanism 4 and guide rail 1b sliding connection, running mechanism 4 is connected respectively at both ends about crossbeam 2, running mechanism 4 comprises the first motor 4a of connection at crossbeam 2 tip and the walking wheel 4b of connection on the rotor of first motor 4a, and the rotor of first motor 4a stretches out crossbeam 2 and arranges guide rail 1b top in, and walking wheel 4b card is the slip state on guide rail 1b and along the guide rail, and first motor 4a is Kunzshan Dongyuan West room motor limited's motor.

A first distance sensor 5d is arranged on the ground 5 on the front side of the groove 5a, a plurality of second distance sensors 10a are arranged on the ground on the inner side between the two upright posts 1a of each support at intervals, and the second distance sensors 10a on the inner sides of the two supports are positioned on the outer sides of the two protection pipes 7; the front and the rear parts of the beam 2 are respectively provided with a connecting rod 10 extending outwards, and the end part of the connecting rod 10 is provided with a third distance sensor 10 b.

The first distance sensor 5d, the second distance sensor 10a and the third distance sensor 10b are all connected with a car washer controller, the first distance sensor 5d, the second distance sensor 10a and the third distance sensor 10b are all distance sensors of Shenzhen Shangxing electronic technology Limited company, and the car washer controller is a Mitsubishi Q series PLC Q12HCPU (programmable logic controller) of Dongguan Dongpang automation equipment Limited company.

The slide rail 9 is composed of vertical I-shaped steel 9a and vertical round rods 9b fixed at the centers of the outer sides of front and rear wing plates of the I-shaped steel 9a, and the outer walls of the back sides of the two round rods 9b are in sliding contact with the U-shaped grooves of the opposite U-shaped pulleys 6 b.

The left end and the right end of the cross beam 2 are respectively provided with an auxiliary wheel 40a arranged behind or in front of the travelling wheels 4b, and the auxiliary wheels 40a are clamped on the guide rail 1b and are in a sliding state along the guide rail.

The hoisting mechanism 3 comprises a second motor 3a fixed on the top of the beam 2 and a pair of rollers 3b which are respectively arranged on two sides of the second motor 3a and correspond up and down, the beam 2 is a hollow rod body provided with a first through hole 200a penetrating through the upper surface and the lower surface of the beam 2, the upper roller 3b in each pair of rollers 3b is rotatably connected on the beam 2, the lower roller 3b is rotatably connected on the movable beam 6, a roller 30a is fixed on a rotor of the second motor 3a, one end of a steel wire rope is connected on the roller 30a, the other end of the steel wire rope bypasses the upper roller 3b in one pair of rollers, then, the second motor 3a passes through the first through hole 200a and then sequentially bypasses the lower roller 3b, then passes through the first through hole 200a and then bypasses the upper roller 3b in the other pair of rollers, and finally is fixed on the first-wound roller 3b, and the second motor 3a is a motor of Kunzshan Dongyuan West house motor company Limited.

The movable beam 6 is communicated with the cross beam 2 through a telescopic pipe 8, and a first water supporting pipe 2b penetrates through the telescopic pipe 8 to be communicated with a first capillary tube 20a in a cavity of the movable beam 6; the spraying end of the first nozzle 20b extends out of the first water spraying hole 6c, the outer wall of the communication end of each first nozzle 20b and the first capillary tube 20a is connected with the rotor of a third motor 20c fixed on the inner wall of the movable beam 6, and the third motor 20c is a servo motor of Guangdong Vanry electromechanical technology Limited.

When a vehicle enters the front part of the frame 1, the first distance sensor 5d detects the entering of the vehicle, the car washer controller receives the information of the first distance sensor 5d to control the third spray nozzle 5c to spray water to wash the bottom and wheels of the vehicle, the vehicle continuously moves inwards into the frame 1 to stop at a proper position, the cross beam 2 moves back and forth on the guide rail 1b, the second distance sensor 10a detects the distance information of the left and right outer sides of the vehicle, the car washer controller controls the electric push rod 7c to pull the protection tube 7 to move left and right in the rectangular through hole 7b according to the distance information until the distance between the second spray nozzle 20d and the vehicle is suitable for washing the vehicle, namely, the protection tube 7 can drive the second spray nozzle 20d to move left and right to be suitable for the second spray nozzle 20d to wash the outer surface of the left and right sides of the vehicle, meanwhile, the third distance sensor 10b detects the height information of the upper surface of the vehicle, the car washer controller controls, until the distance between the first nozzle 20b and the upper surface of the vehicle is suitable for washing the vehicle, that is, the second motor 3a can drive the first nozzle 20b to move up and down so as to be suitable for the first nozzle 20b to wash the upper surface of the vehicle, and the first nozzle 20b can swing back and forth under the driving of the third motor 20c, so that the upper surface of the vehicle can be washed more conveniently.

The utility model discloses a surface of car is washed to the non-contact of water under high pressure, and the surface of car can not be by the wearing and tearing fish tail.

The utility model discloses the shower nozzle that is located the top of car and the outside all around all can adjust the distance to the surface of car according to the difference of motorcycle type, and the sanitization can not have the spot to remain, avoids the car surface to be damaged.

The utility model discloses a crossbeam moves forward once from the back in car upper portion and can wash whole surfaces of automobile body, and it is fast to wash.

The utility model discloses simple structure, it is with low costs.

The present invention is not limited to the above embodiments, and any modifications or substitutions of the technical solutions of the present invention are within the protection scope of the present invention.

Claims

1. A U-shaped self-adaptive car washer comprises a travelling crane, wherein the travelling crane comprises a frame (1), a cross beam (2) and a lifting mechanism (3), the cross beam (2) is arranged on the frame (1), the lifting mechanism (3) is connected with the cross beam (2), two ends of the cross beam (2) are respectively provided with a vertical slide rail (9), the cross beam (2) is connected with a movable beam (6) below through the lifting mechanism (3), two ends of the movable beam (6) are respectively clamped on the slide rails (9) and move up and down along the slide rails (9), the movable beam (6) is a hollow cylinder with a cavity inside, the bottom of the movable beam (6) is provided with a plurality of first water spray holes (6c) communicated with the cavity inside the movable beam (6), the U-shaped self-adaptive car washer is characterized in that two opposite supporting plates (6a) are respectively arranged at the left end and the right end of the movable beam (6), and 2U-shaped pulleys (6b) corresponding to each other up and down are respectively arranged on opposite surfaces of, the outer ends of central shafts of 2U-shaped pulleys (6b) at two ends of a diagonal line in 4U-shaped pulleys (6b) on opposite surfaces of two supporting plates (6a) are connected through a connecting rod (6d), four U-shaped pulleys (6b) at the same end of a movable beam (6) form two groups of U-shaped pulleys (6b) corresponding to each other in the front and back direction, and the two groups of U-shaped pulleys (6b) are in sliding contact with two corresponding side outer walls of a sliding rail (9) with the two groups of U-shaped pulleys (6b) on the same side respectively;

the bottom parts of the two ends of the cross beam (2) are respectively provided with a rectangular through hole (7b) which is arranged on the outer side of the sliding rail (9), electric push rods (7c) which are arranged on the inner side of the rectangular through hole (7b) are respectively arranged in the two ends of the cross beam (2), a protection pipe (7) which is communicated with the cross beam (2) and vertically extends downwards penetrates through the rectangular through hole (7b), a plurality of second water spray holes (7a) are arranged at the lower parts of the opposite sides of the two protection pipes (7), the outer walls of the opposite sides of the top ends of the two protection pipes (7) are respectively connected with push rods of the electric push rods (7c) which are arranged on the same side in the cross beam (2), and the push rods of the electric push rods (7c) push the two protection pipes (;

a first water inlet pipe (2a) is arranged in the cross beam (2), the water inlet end of the first water inlet pipe (2a) extends out of the cross beam (2), a first water branch pipe (2b) is communicated with the bottom of the first water inlet pipe (2a), the first water branch pipe (2b) is communicated with a first capillary (20a) in the cavity of the movable beam (6), a plurality of first spray heads (20b) corresponding to the first water spray holes (6c) are communicated with the bottom of the first capillary (20a), each first spray head (20b) penetrates out of the corresponding first water spray hole (6c), the left part and the right part of the first water inlet pipe (2a) are respectively communicated with a second water branch pipe (2c), each second water branch pipe (2c) penetrates into the protection pipe (7) on the same side, the lower part of each second water branch pipe (2c) is communicated with a plurality of second spray heads (20d) corresponding to the second water spray holes (7a), each second spray head (20d) penetrates out of the corresponding second water spray hole (7 a).

2. A U-shaped adaptive car washer according to claim 1, characterized in that the ground (5) at the front of the frame (1) is provided with a rectangular groove (5a), a second water inlet pipe (5b) is arranged in the groove (5a), and the top of the second water inlet pipe (5b) is communicated with a plurality of third spray heads (5 c).

3. A U-shaped adaptive car washer according to claim 2, characterized in that the frame (1) consists of two supports spaced apart on the ground (5), each of which consists of two uprights (1a) spaced apart fixed on the ground (5) and a guide rail (1b) connecting the tops of the two uprights (1 a).

4. A U-shaped self-adaptive car washer according to claim 3, characterized in that the cross beam (2) is slidably connected with the guide rail (1b) through a running mechanism (4), the left end and the right end of the cross beam (2) are respectively connected with the running mechanism (4), the running mechanism (4) is composed of a first motor (4a) connected with the end part of the cross beam (2) and a travelling wheel (4b) connected with a rotor of the first motor (4a), the rotor of the first motor (4a) extends out of the cross beam (2) and is placed above the guide rail (1b), and the travelling wheel (4b) is clamped on the guide rail (1b) and is in a sliding state along the guide rail.

5. A U-shaped adaptive car washer according to claim 3, characterized in that the front ground (5) of the groove (5a) is provided with a first distance sensor (5d), the inner ground between the two uprights (1a) of each bracket is provided with a plurality of second distance sensors (10a) at intervals, and the second distance sensors (10a) on the inner sides of the two brackets are positioned on the outer sides of the two protective tubes (7); the front part and the rear part of the cross beam (2) are respectively provided with a connecting rod (10) extending outwards, and the end part of the connecting rod (10) is provided with a third distance sensor (10 b).

6. A U-shaped adaptive car washer according to claim 5, characterized in that the first distance sensor (5d), the second distance sensor (10a), the third distance sensor (10b) are all connected with the car washer controller.

7. A U-shaped self-adaptive car washer according to claim 1, characterized in that the slide rail (9) consists of vertical I-shaped steel (9a) and vertical round rods (9b) fixed at the centers of the outer sides of the front and rear wing plates of the I-shaped steel (9a), and the outer walls of the opposite sides of the two round rods (9b) are in sliding contact with the U-shaped groove of the opposite U-shaped pulley (6 b).

8. A U-shaped adaptive car washer according to claim 4, characterized in that the left and right ends of the beam (2) are respectively provided with auxiliary wheels (40a) placed behind or in front of the road wheels (4b), and the auxiliary wheels (40a) are clamped on the guide rail (1b) and are in a sliding state along the guide rail.

9. A U-shaped self-adaptive car washer according to claim 1, characterized in that the hoisting mechanism (3) comprises a second motor (3a) fixed on the top of the beam (2) and a pair of rollers (3b) respectively arranged on both sides of the second motor (3a) and corresponding up and down, the beam (2) is a hollow rod body provided with a first through hole (200a) penetrating through the upper and lower surfaces of the beam (2), the upper roller (3b) in each pair of rollers (3b) is rotatably connected to the beam (2), the lower roller (3b) is rotatably connected to the movable beam (6), a roller (30a) is fixed on the rotor of the second motor (3a), one end of a steel wire rope is connected to the roller (30a), the other end of the steel wire rope bypasses the upper roller (3b) in one pair of rollers, and then sequentially bypasses the lower rollers (3b) after passing through the first through hole (200a), then passes through the first through hole (200a) upwards, passes by the upper roller (3b) in the other pair of rollers and is finally fixed on the roller (3b) which is wound for the first time.

10. A U-shaped self-adaptive car washer according to claim 1, characterized in that the movable beam (6) and the cross beam (2) are communicated through a telescopic pipe (8), and a first water branch pipe (2b) passes through the telescopic pipe (8) to be communicated with a first capillary (20a) in the cavity of the movable beam (6); the spraying end of the first spray head (20b) extends out of the first water spraying hole (6c), and the outer wall of the communication end of each first spray head (20b) and the first capillary tube (20a) is connected with a rotor of a third motor (20c) fixed on the inner wall of the movable beam (6).