Movable vehicle carrying device of vehicle washing machine

By designing the mobile vehicle load device of the car wash machine, the rotating structure and distance measuring structure can be used to realize the vehicle's turn and accurate displacement in place, solving the problem of unsafe car wash machine out of the warehouse and improving safety and operating efficiency.

CN119636649AInactive Publication Date: 2025-03-18SHAANXI HONGTAIXING AUTOMOBILE SERVICE CO LTD
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Patent Information

Application Number
CN202411925301.5
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-12-25
Publication Date
2025-03-18
Estimated Expiration
Not applicable · inactive patent

AI Technical Summary

Technical Problem

Existing car washing machines cannot be safely discharged from the warehouse after the vehicle is cleaned, which is prone to causing safety accidents such as collisions and scratches, forming safety hazards that cannot be ignored.

Method used

A mobile vehicle loading device is designed, including a base, a carrier table, a mobile station and a range-measuring structure. The vehicle is turned around in place through the rotating structure to avoid reversing out of the warehouse, and the displacement of the mobile station is adjusted through the range-measuring structure to ensure that the vehicle accurately walks on the carrier table.

Benefits of technology

It realizes that the vehicle does not need to be reversed after cleaning, which reduces safety risks and ensures that the vehicle can be positioned smoothly before cleaning and is launched safely after cleaning.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention discloses a mobile vehicle carrying device of a vehicle washing machine, and relates to the technical field of vehicle washing, the mobile vehicle carrying device comprises a base station, the base station is provided with an upward opening, the front end and the rear end of the opening are respectively provided with a bottom plate and an inclined surface, and the bottom plate and the inclined surface are respectively provided with a notch and a carved opening; the bearing table is arranged in the notch, and the bearing table is provided with a rotating structure, so that rotation in the notch is achieved. The number of the engraved openings is two, the engraved openings are arranged front and back side by side, two moving tables are arranged in each engraved opening, and the moving tables can move in the engraved openings; the distance measuring structures are arranged on the two sides of the inclined face and adjust the displacement of the movable table by judging the positions of vehicle tires. According to the invention, by controlling the rotation of the bearing platform, the turning of the vehicle borne on the bearing platform is realized, so that the vehicle does not need to be backed up to go out of the garage, the potential safety hazard is avoided, and the design of the moving platform also enables the vehicle to accurately stay on the bearing platform when going up and down, and the problem that the vehicle cannot rotate due to the fact that part of the vehicle is outside the platform is avoided.
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Description

Technical Field

[0001] The present invention relates to the technical field of vehicle washing, and in particular to a mobile vehicle carrying device of a vehicle washing machine. Background Art

[0002] As the number of cars in use continues to grow rapidly, the demand for car wash services is growing. The traditional manual car wash model is inefficient and difficult to meet the requirements of large-scale vehicle rapid washing. In this context, car wash machines were born and gradually matured and improved. Compared with manual car washes, car wash machines have the significant advantage of efficient and comprehensive vehicle washing, and can complete the cleaning of the entire vehicle in a relatively short time.

[0003] However, most car wash machines are currently installed in indoor places. Due to the limitation of indoor space, after a car enters the designated car wash area and completes the washing, it is often unable to turn around directly indoors due to lack of sufficient space, and can only drive out of the indoor environment by reversing. This reverse operation mode, under the combined influence of multiple factors such as lighting conditions, personnel flow, and blind spots, is very likely to cause safety accidents such as collisions and scratches, thus forming a safety hazard that cannot be ignored, posing a potential threat to the safety of vehicles, personnel and surrounding facilities.

[0004] In the existing technology, there is a lack of equipment and technology that can well solve the above problems. Summary of the invention

[0005] The invention provides a mobile vehicle loading device of a vehicle washing machine, which is used to solve the defect in the prior art that the vehicle cannot be safely removed from the warehouse after washing.

[0006] On the one hand, the present invention provides a mobile vehicle loading device for a car washing machine, comprising: a base, which is inclined at the front and flat at the rear, is hollow inside, and is provided with an upward opening, the front and rear ends of the opening are respectively provided with a bottom plate and an inclined surface, and the bottom plate and the inclined surface are respectively provided with a notch and a hollow opening; a bearing platform, the bearing platform is arranged in the notch, and the bearing platform is provided with a rotating structure to realize rotation in the notch; a moving platform, the hollow opening is two arranged side by side front and back, two moving platforms are arranged in each of the hollow openings, and the moving platform can be displaced in the hollow opening; a distance measuring structure, which is arranged on both sides of the inclined surface, and the distance measuring structure adjusts the displacement of the moving platform by judging the position of the vehicle tire.

[0007] Optionally, a table top is provided in the groove, a circular opening is provided in the middle of the table top, an annular ball rail is fixedly connected in the opening, a protrusion is provided at the bottom of the support platform to adapt to the table top 8 and the circular opening, and a plurality of balls for use with the ball rail are arranged around the protrusion.

[0008] Optionally, the rotating structure includes a reciprocating plate, the front and rear parts of the reciprocating plate are both threadedly connected with a screw rod 2, one side of the screw rod 2 is rotatably connected to a fixed block, and the other side is fixedly connected to a motor 1, the outer sleeve of the motor 1 is provided with a waterproof and sealed motor box, and the fixed block and the motor box are both fixedly connected to the bottom of the base plate; the eccentric side of the bottom protrusion of the support platform is fixedly linked to a limiting column 1, and a reciprocating groove for cooperating with the limiting column 1 is opened in the reciprocating plate, and arc surfaces are opened on both sides of the middle part of the reciprocating groove, and a number of rollers are rotatably connected in the arc surfaces.

[0009] Optionally, the rotating structure includes two limiting columns fixedly connected to both sides of the bottom end of the protrusion, the line formed by the two limiting columns on both sides passes through the center of the protrusion, each of the two limiting columns is rotatably connected to a rotating rod, and the rotating rod is rotatably connected to a threaded block on the side away from the two limiting columns, and the threaded blocks on both sides are connected to each other by a screw rod three threadedly connected thereto, both ends of the screw rod three are fixedly connected to a motor two, and the motor two is supported by a drive seat, and the drive seat is fixedly connected to the bottom of the base plate, and the middle bearing of the screw rod three is connected to a support seat, and the support seat is fixedly connected to the drive seat, and the line formed by the two limiting columns on both sides does not overlap with the line formed by the threaded blocks on both sides.

[0010] Optionally, the top bearing of the movable platform is connected to a wheel seat, and the front and rear parts of the movable platform are both threadedly connected to a screw rod 1, one end of the screw rod 1 is rotatably connected to the side wall of the hollow opening, and the other end is fixedly connected to a driving component, a cavity is provided in the side wall of one side of the hollow opening, and the driving component is arranged in the cavity.

[0011] Optionally, the distance measuring structure includes a distance measuring instrument, and the distance measuring instrument is arranged on the inclined plane and located on both sides of the hollow opening.

[0012] Optionally, both sides in front of the inclined surface are fixedly connected with a deflection correction platform, and the surfaces of the deflection correction platforms on both sides that are close to each other are inclined to be wider in the front and narrower in the back, and a number of deflection correction rollers are connected to the surface for transverse rotation. When the tire touches the deflection correction roller, the deflection correction roller guides the vehicle onto the stop moving platform.

[0013] Optionally, a plurality of drainage holes are provided on the bottom plate, and an additional drainage pipe is provided on the base, which is connected to the city sewer pipe. When the sewage from car washing falls into the hollow interior of the base through the drainage holes, it is discharged into the city pipe through the drainage pipe.

[0014] Optionally, a friction portion is provided on the inclined surface.

[0015] On the other hand, the present invention further provides a car washing machine, which can wash the vehicle resting on the supporting platform.

[0016] The present invention provides a mobile vehicle loading device for a car washing machine. By placing a vehicle on a loading platform and providing a rotating structure, after the vehicle is washed, the rotating structure can be driven to turn the loading platform, thereby turning the front of the vehicle toward the entrance, thereby avoiding the need to reverse out of the warehouse, and reducing safety hazards. In addition, the present invention also provides a mobile platform and a wheel seat thereon for placing wheels, and measures the position of the tires through a distance measuring structure, thereby adjusting the distance between different mobile platforms, so that the vehicle can accurately walk onto the loading platform, avoiding the problem that the loading platform cannot drive the vehicle to rotate due to the vehicle being partially on the loading platform, and achieving the beneficial effect that the vehicle can be smoothly aligned before washing and safely pushed out after washing. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the present invention or the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 It is a schematic diagram of a three-dimensional structure provided by an embodiment of the present invention;

[0019] Figure 2 is a bottom-view cross-sectional view of a base provided by an embodiment of the present invention;

[0020] Figure 3 is a three-dimensional view of the inclined surface portion of the base provided by one embodiment of the present invention;

[0021] Figure 4 is a bottom view of a rotating structure provided by another embodiment of the present invention;

[0022] Figure 5 is a schematic diagram of concave surface distribution provided by another embodiment of the present invention;

[0023] Figure 6 is a partial bottom-up exploded view provided by another embodiment of the present invention;

[0024] Figure 7 is a partial bottom-up stereogram provided by another embodiment of the present invention;

[0025] Figure 8 is a partial bottom-up exploded view provided by another embodiment of the present invention;

[0026] Fig. 9 is a schematic diagram of a structural angle provided by another embodiment of the present invention;

[0027] Fig.10 The present invention Figure 5The enlarged view of point B in the middle;

[0028] Fig.11 The present invention Figure 4 Enlarged view of point A in the middle.

[0029] Reference numerals:

[0030] 1. Base; 2. Bottom plate; 3. Inclined surface; 4. Notch; 5. Hollow opening; 6. Load-bearing platform; 7. Moving platform; 8. Table top; 9. Protrusion; 10. Ball; 11. Reciprocating plate; 12. Screw rod 2; 13. Fixed block; 14. Motor 1; 15. Motor box; 16. Limit column 1; 17. Reciprocating groove; 18. Arc surface; 19. Roller; 20. Limit column 2; 21. Rotating rod; 22. Threaded block; 23. Screw rod 3; 24. Motor 2; 25. Drive seat; 26. Support seat; 27. Wheel seat; 28. Screw rod 1; 29. ​​Distance measuring instrument; 30. Correction platform; 31. Correction roller; 32. Leakage hole; 33. Friction part; 34. Ball rail. DETAILED DESCRIPTION

[0031] In order to make the purpose, technical solution and advantages of the present invention clearer, the technical solution of the present invention will be clearly and completely described below in conjunction with the drawings of the present invention. Obviously, the described embodiments are 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.

[0032] As mentioned above, most current car wash machines are installed in indoor places. Due to the limitation of indoor space, after a car enters the designated car wash area and completes the washing, it is often unable to turn around directly indoors due to lack of sufficient space, and can only drive out of the indoor environment by reversing. This reverse out of the warehouse operation mode, under the combined influence of multiple factors such as lighting conditions, personnel flow, and blind spots, is very likely to cause safety accidents such as collisions and scratches, thus forming a safety hazard that cannot be ignored, posing a potential threat to the safety of vehicles, personnel and surrounding facilities.

[0033] To address this, the present invention provides a mobile vehicle loading device for a car washing machine, which can turn the vehicle around on the spot to ensure that the vehicle does not need to be reversed out of the garage after washing, thereby avoiding potential safety threats.

[0034] Combine the following Figures 1 to 11 The present invention is described in detail.

[0035] First embodiment:

[0036] like Figure 1 to Figure 3As shown, in this embodiment, the mobile vehicle carrying device includes a base 1, which is inclined at the front and flat at the back, and is hollow inside. The hollow part is a cavity, and the cavity is used to hold dirty sewage after washing. The base 1 is opened upward, and the front and rear ends of the opening are respectively provided with a bottom plate 2 and a slope 3. A plurality of leakage holes 32 are opened on the bottom plate 2, and an additional drainage pipe is provided on the base 1, which is connected to the city sewer pipe. When the sewage from washing the car falls into the hollow inside of the base 1 through the leakage holes 32, it is discharged into the city pipe through the drainage pipe.

[0037] like Figure 5-6 As shown, in the present embodiment, a notch 4 and a hollow opening 5 are respectively provided on the bottom plate 2 and the inclined surface 3, a table top 8 is provided in the notch 4, a circular opening is provided in the middle of the table top 8, an annular ball rail 34 is fixedly connected in the opening, and a protrusion 9 matching the table top and the circular opening is provided at the bottom of the supporting platform 6, the diameter of the protrusion 9 is equal to the diameter of the circular opening provided in the middle of the table top 8, and a plurality of balls 10 for use with the ball rail 34 are provided around the protrusion 9, so that when the supporting platform 6 is placed in the notch 4, the balls 10 are just placed in the ball rail 34, and by the rolling of the balls 10 inside the ball rail 34, when the supporting platform 6 is rotated through the provided rotating structure, the friction of the rotation can be reduced to the greatest extent, the energy loss of the rotating structure can be reduced, and the output efficiency can be improved.

[0038] like Figure 1 , Figure 3 As shown, the openings 5 ​​are arranged in two parallel front and rear positions, and two movable platforms 7 are arranged in each opening 5. A small convex strip is fixedly connected to the middle of the front and rear sides of the mobile platform 7, and a slide rail is provided at the corresponding position of the opening 5. The small convex strip is slidably connected to the inside of the slide rail to provide support for the mobile platform 7, so that the vehicle will not fall when it moves above the mobile platform 7. At the same time, the top bearing of the mobile platform 7 is connected to a wheel seat 27, so that the wheel seat 27 and the mobile platform 7 can rotate relative to each other, which is convenient for the tire of the car to turn when it is driving and staying on the wheel seat 27. The friction part 33 is provided on the inclined surface 3 to increase the grip of the tire and prevent water splashing and slipping. The movable platform 7 needs to be moved by an additional structure. To achieve this, in the present embodiment, the front and rear parts of the movable platform 7 are both threadedly connected with a screw rod 28. One end of the screw rod 28 is rotatably connected to the side wall of the opening 5, and the other end is fixedly connected to a driving component. The driving component can be a motor or any other component that can drive the screw rod 28 to rotate. A cavity is provided in the side wall of one side of the opening 5, and the driving component is arranged in the cavity.

[0039] It should be noted that the screw rod 28 can be set as a single-sided thread or a double-sided thread. When the screw rod 28 is a single-sided thread, the two moving platforms 7 inside the same opening 5 maintain the same distance from each other and move at the same time to adjust the position of the vehicle. When the screw rod 28 is a double-sided thread, that is, the threads on both sides of the screw rod 28 are opposite, the displacement of the two moving platforms 7 inside the same opening 5 is away from or towards each other, and the distance between the two moving platforms 7 can be adjusted to adapt to different situations, for example: a larger vehicle has a larger vehicle width, and a smaller vehicle has a smaller vehicle width.

[0040] Then, a deflection correction platform 30 is fixedly connected to both sides of the front of the inclined plane 3. The surfaces of the deflection correction platforms 30 on both sides are arranged to be wide in front and narrow in the back, and a number of deflection correction rollers 31 are connected to the surfaces for transverse rotation. The deflection correction platform 30 itself is made of a material with a large mass, such as steel, stone, etc. At the same time, in order to protect the vehicle from being scratched against the deflection correction platform 30 itself and causing damage to the vehicle, in this embodiment, a layer of buffer components (such as foam cotton) can be set on the outside of the deflection correction platform 30 to protect the vehicle. Therefore, when the tire touches the deflection correction roller 31, the deflection correction roller 31 guides the vehicle to the stop moving platform 7.

[0041] Finally, there is the distance measuring structure, which is arranged on both sides of the inclined plane 3. The distance measuring structure includes a distance measuring instrument 29. The distance measuring instrument 29 is arranged on the inclined plane 3 and is located on both sides of the hollow opening 5. For example, the distance measuring instrument 29 can be a laser distance measuring instrument or other instruments that can be used for measurement such as a laser distance measuring instrument. The structure judges the position of the vehicle tires and then feeds back to the driving components, thereby finally adjusting the displacement of the moving platform 7.

[0042] The present invention adopts the above-mentioned design, by placing the vehicle on the support platform 6 and providing a rotating structure, after the vehicle is cleaned, the rotating structure can be driven to turn the support platform 6, so as to turn the front of the vehicle toward the entrance, thereby avoiding the use of reverse to leave the warehouse, reducing safety hazards. In addition, the present invention also provides a mobile platform 7 for placing wheels, and measures the position of the tires through a distance measurement structure, thereby adjusting the distance between different mobile platforms 7, so that the vehicle can accurately walk onto the support platform 6, avoiding the problem that the support platform 6 cannot drive the vehicle to rotate due to the vehicle part being on the support platform 6.

[0043] Second embodiment:

[0044] In order to further explain the rotating structure in the above embodiment, the present invention provides a second embodiment. Figure 7-8As shown, in this embodiment, the above-mentioned rotating structure includes a limiting column 20 fixedly connected to both sides of the bottom end of the protrusion 9, and the limiting columns 20 on both sides are connected to form a line passing through the center of the protrusion 9. Each limiting column 20 is rotatably connected to a rotating rod 21, and the rotating rod 21 is rotatably connected to a threaded block 22 on the side away from the limiting column 20. The threaded blocks 22 on both sides are connected to each other by a screw rod 3 23 threadedly connected thereto, and the internal threads of the threaded blocks 22 on both sides are opposite, that is, when the screw rod 3 23 rotates, the threaded blocks 22 on both sides move in opposite or similar directions. Both ends of the screw rod 3 23 are fixedly connected to a motor 24, and the motor 24 is supported by a drive seat 25, and the drive seat 25 is fixedly connected to the bottom of the base plate 2, and the middle bearing of the screw rod 3 23 is connected to a support seat 26, and the support seat 26 is fixedly connected to the drive seat 25. However, it should be noted that in order to ensure that the device described in this embodiment will not get stuck during operation, such as Fig. 9 As shown, the line formed by connecting the limiting columns 20 on both sides does not coincide with the line formed by connecting the threaded blocks 22 on both sides, that is, the angle α in the figure cannot be 0.

[0045] Therefore, in the specific implementation of this embodiment, the motor 24 drives the screw rod 3 23 to rotate, and at this time, the threaded block 22 starts to move. Figure 8 Taking the position as an example, the screw rod 3 23 rotates, and the threaded blocks 22 on both sides move in similar directions, and at the same time drive the rotating rod 21 to rotate. As the threaded block 22 starts to move, the distance between it and the center of the circle of the protrusion 9 becomes smaller. Then, the triangle formed by the threaded block 22, the center of the circle, and the limiting column 20 will change. This change will drive the limiting column 20 to start moving, thereby driving the protrusion 9 and the supporting platform 6 thereon to rotate, and finally driving the vehicle thereon to rotate.

[0046] Third embodiment:

[0047] Based on the second embodiment, the device described in the present invention can realize the rotation of the supporting platform 6 through the above-mentioned structure, but the maximum angle of this rotation is less than 180°, and the minimum angle is greater than 0°, that is, positive rotation cannot be achieved. When the car is washed, the front of the car cannot face the inclined surface 3 when it comes, which may cause the driver to accidentally hit the car washing machine or equipment. Therefore, in order to avoid this situation, the present invention also provides a third embodiment.

[0048] like Figures 4 to 6 , Fig.11As shown, in this embodiment, the rotating structure includes a reciprocating plate 11, and the front and rear parts of the reciprocating plate 11 are both threadedly connected with a screw rod 12, one side of the screw rod 12 is rotatably connected with a fixed block 13, and the other side is fixedly connected with a motor 14, the outer sleeve of the motor 14 is provided with a waterproof and sealed motor box 15, and the fixed block 13 and the motor box 15 are both fixedly connected to the bottom of the bottom plate 2. At the same time, the eccentric side of the bottom of the protrusion 9 of the bearing platform 6 is fixedly connected to a limiting column 16, and a reciprocating groove 17 used to cooperate with the limiting column 16 is opened in the reciprocating plate 11. Therefore, when the motor 14 drives the screw rod 12 to rotate, the reciprocating plate 11 moves from right to left (only by Figure 4 The direction is taken as an example), and the limiting column 16 is driven to move inside the reciprocating groove 17. The limiting column 16 is double-limited by the protrusion 9 and the reciprocating groove 17, and finally performs a circular motion, thereby driving the supporting platform 6 thereon to rotate, and finally driving the vehicle to rotate. Figure 4 The direction is taken as an example), at this time, the car can be turned 180 degrees, which is convenient for it to leave the warehouse. At the same time, another car is washed. When the other car is also washed, the motor 14 is reversed, and the reciprocating plate 11 starts to move from the leftmost to the end, so that the other car is also turned 180 degrees, which is convenient for it to leave the warehouse. This cycle is repeated to drive the car washing steps to proceed in an orderly manner.

[0049] In order to ensure that the reciprocating plate 11 is not stuck when it moves to the left or right, the embodiment further provides arc surfaces 18 on both sides of the middle of the reciprocating groove 17. Fig.11 As shown, a plurality of rollers 19 are rotatably connected in the arc surface 18, and the diameters of the rollers 19 are different. When the limiting column 16 reaches the middle of the arc surface 18, it contacts the roller 19, so that the friction force becomes smaller, and finally the vehicle can turn smoothly without getting stuck in the middle.

[0050] Based on the same general inventive concept, the present invention also protects a car washing machine, which can wash the vehicle resting on the supporting platform 6 to cooperate with the use of this type of equipment.

[0051] Based on the same general inventive concept, the present invention also protects a control device machine control program, wherein the control device includes a memory, a processor, and a computer program stored in the memory and executable on the processor, and the processor executes the computer program to realize the linkage between the ranging structure and the driving structure, thereby ensuring the normal operation of the equipment.

[0052] It should be noted that the device embodiments described above are merely illustrative, wherein the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or they may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the scheme of this embodiment. Ordinary technicians in this field can understand and implement it without paying creative labor.

[0053] Through the description of the above implementation methods, those skilled in the art can clearly understand that each implementation method can be implemented by means of software plus a necessary general hardware platform, and of course, it can also be implemented by hardware. Based on this understanding, the above technical solution is essentially or the part that contributes to the prior art can be embodied in the form of a software product, and the computer software product can be stored in a computer-readable storage medium, such as ROM / RAM, a disk, an optical disk, etc., including a number of instructions for a computer device (which can be a personal computer, a server, or a network device, etc.) to execute the methods described in each embodiment or some parts of the embodiments.

[0054] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A mobile vehicle loading device for a vehicle washing machine, characterized in that: include: A base (1), the base (1) is inclined at the front and flat at the rear, is hollow inside, and is provided with an opening facing upward, the front and rear ends of the opening are respectively provided with a bottom plate (2) and an inclined surface (3), and the bottom plate (2) and the inclined surface (3) are respectively provided with a notch (4) and a hollow opening (5); A bearing platform (6), wherein the bearing platform (6) is arranged in the slot (4), and the bearing platform (6) is provided with a rotating structure so as to realize rotation in the slot (4); A movable platform (7), wherein the hollow opening (5) is provided with two movable platforms (7) side by side and arranged front and back, and each hollow opening (5) is provided with two movable platforms (7), and the movable platform (7) can be displaced in the hollow opening (5); A distance measuring structure is arranged on both sides of the inclined plane (3), and the distance measuring structure adjusts the displacement of the moving platform (7) by judging the position of the vehicle tires.

2. The mobile vehicle carrying device according to claim 1, characterized in that: A table top (8) is provided in the groove (4), a circular opening is provided in the middle of the table top (8), an annular ball rail (34) is fixedly connected in the opening, a protrusion (9) adapted to the table top (8) and the circular opening is provided at the bottom of the support platform (6), and a plurality of balls (10) used in conjunction with the ball rail (34) are arranged around the protrusion (9).

3. The mobile vehicle carrying device according to claim 2, characterized in that: The rotating structure comprises a reciprocating plate (11), the front and rear parts of the reciprocating plate (11) are both threadedly connected to a second screw rod (12), one side of the second screw rod (12) is rotatably connected to a fixed block (13), and the other side is fixedly connected to a first motor (14), the outer shell of the first motor (14) is provided with a waterproof and sealed motor box (15), and the fixed block (13) and the motor box (15) are both fixedly connected to the bottom of the base plate (2); The bottom eccentric side of the protruding portion (9) of the bearing platform (6) is fixedly connected to a limiting column (16); a reciprocating groove (17) for use with the limiting column (16) is provided in the reciprocating plate (11); arc surfaces (18) are provided on both sides of the middle of the reciprocating groove (17); and a plurality of rollers (19) are rotatably connected in the arc surfaces (18).

4. The mobile vehicle carrying device according to claim 2, characterized in that: The rotating structure comprises two limiting columns (20) fixedly connected to both sides of the bottom end of the protruding portion (9); the line formed by the two limiting columns (20) on both sides passes through the center of the circle of the protruding portion (9); each of the two limiting columns (20) is rotatably connected to a rotating rod (21); the side of the rotating rod (21) away from the two limiting columns (20) is rotatably connected to a threaded block (22); the threaded blocks (22) on both sides are connected to each other by a screw rod (23) threadedly connected thereto. Both ends of the screw rod three (23) are fixedly connected to the motor two (24), and the motor two (24) is supported by a drive seat (25). The drive seat (25) is fixedly connected to the bottom of the base plate (2). The middle bearing of the screw rod three (23) is connected to a support seat (26), and the support seat (26) is fixedly connected to the drive seat (25). The line formed by connecting the limit columns two (20) on both sides does not overlap with the line formed by connecting the threaded blocks (22) on both sides.

5. The mobile vehicle carrying device according to claim 1, characterized in that: The top bearing of the movable platform (7) is connected to a wheel seat (27), and the front and rear parts of the movable platform (7) are both threadedly connected to a screw rod (28), one end of the screw rod (28) is rotatably connected to the side wall of the hollow opening (5), and the other end is fixedly connected to a driving component, and a cavity is provided in the side wall of one side of the hollow opening (5), and the driving component is arranged in the cavity.

6. The mobile vehicle carrying device according to claim 1, characterized in that: The distance measuring structure comprises a distance measuring instrument (29), and the distance measuring instrument (29) is arranged on the inclined surface (3) and located on both sides of the hollow opening (5).

7. The mobile vehicle carrying device according to claim 1, characterized in that: Both sides of the front of the inclined surface (3) are fixedly connected with a deflection correction platform (30), and the surfaces of the deflection correction platforms (30) on both sides close to each other are arranged in an inclined manner with a width in the front and a narrowness in the rear, and a plurality of deflection correction rollers (31) are rotatably connected to the surfaces in a transverse direction, and when the tire touches the deflection correction rollers (31), the deflection correction rollers (31) guide the vehicle onto the moving platform (7).

8. The mobile vehicle carrying device according to claim 1, characterized in that: The bottom plate (2) is provided with a plurality of leakage holes (32), and the base (1) is provided with an additional drainage pipe, which is connected to the city sewer pipe. When the sewage from car washing falls into the hollow interior of the base (1) through the leakage holes (32), it is discharged into the city pipe through the drainage pipe.

9. The mobile vehicle carrying device according to claim 1, characterized in that: A friction portion (33) is provided on the inclined surface (3).

10. A car washing machine according to any one of claims 1 to 9, characterized in that: The vehicle washing machine is capable of washing the vehicle resting on the supporting platform (6).