Automobile maintenance creeper with braking function for automobile maintenance

Abstract

The utility model discloses an automobile maintenance creeper with a braking function for automobile maintenance, which belongs to the technical field of automobile maintenance and comprises a creeper body, a fixing frame is fixedly mounted at the bottom of the creeper body, a motor is fixedly assembled at the bottom of the creeper body, a first lead screw is fixedly assembled on a power output shaft of the motor, and a second lead screw is fixedly assembled on the power output shaft of the motor. The outer edge of the first lead screw is in threaded connection with a lifting plate, four moving wheels are symmetrically and fixedly assembled at the bottom of the lifting plate, and a driving wheel is fixedly assembled at the outer edge of the first lead screw; a driving motor drives a first lead screw and a driving wheel to rotate, then the first lead screw can be used for driving a lifting plate and a moving wheel to move upwards till the lifting plate and the moving wheel are completely stored in an inner cavity of a fixing frame, the bottom of the fixing frame makes contact with the ground, and then the stability of the device can be guaranteed; and the moving wheels do not need to be pressed by the device and the gravity of workers for a long time, so that the service life is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile maintenance, in particular to an automobile maintenance lying plate with a braking function for automobile maintenance. Background Art

[0002] Car maintenance is a general term for car care and repair, which is to troubleshoot faulty cars through technical means, find out the cause of the fault, and take certain measures to eliminate the fault and restore it to a certain performance and safety standard. If the bottom of the car is damaged due to some reasons, maintenance personnel are needed to inspect and repair the bottom of the car. When inspecting and repairing the bottom of the vehicle, the car maintenance lying board can help maintenance personnel to repair the bottom of the car.

[0003] In the patent document with the published announcement number CN214772001U, a car maintenance lying plate with a braking function for car maintenance is provided, comprising a supporting plate, two rear rollers and a steering wheel are arranged below the supporting plate, two supporting seats are arranged above the supporting plate, the supporting seat is connected with a primary rotating rod, one end of the primary rotating rod is connected with a secondary rotating rod, the secondary rotating rod passes through the supporting plate, the end of the secondary rotating rod away from the primary rotating rod is connected with a sliding rod, the sliding rod is arranged below the supporting plate, the sliding rod is connected with a track, the sliding rod is also connected with two friction blocks, the friction block includes a friction end for hindering the rotation of the rear roller, a collar is arranged on the primary rotating rod, blocks are arranged at both ends of the collar, the collar is connected with a card block, and the supporting plate is provided with a card slot corresponding to the card block. The utility model is provided with a braking function, so that the maintenance lying plate under the maintenance personnel will not move when the maintenance personnel are performing maintenance.

[0004] The above-mentioned device is provided with a braking function so that the maintenance lying board under the maintenance personnel will not move when the maintenance personnel are performing maintenance. However, the rollers in the above-mentioned device are in contact with the ground for a long time. When the workers are working on the lying board, the lying board needs to bear the pressure of the device itself and the workers' body weight, which makes it easy to be damaged and affects its service life. In addition, the above-mentioned device cannot support the workers' heads, resulting in insufficient comfort at the neck during maintenance.

[0005] For this reason, we propose a car maintenance lying plate with a braking function for car maintenance. Utility Model Content

[0006] In view of the deficiencies of the prior art, the utility model provides an automobile repair lying plate with a braking function for automobile repair, which overcomes the deficiencies of the prior art and aims to solve the problems in the background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a car repair lying board with a braking function for car repair, comprising a lying board body, a fixing frame fixedly installed on the bottom of the lying board body, a motor fixedly assembled on the bottom of the lying board body, a screw rod 1 fixedly assembled on the power output shaft of the motor, a lifting plate threadedly connected to the outer edge of the screw rod 1, four moving wheels symmetrically fixedly assembled on the bottom of the lifting plate, a driving wheel fixedly assembled on the outer edge of the screw rod 1, a belt sleeved on the inner wall of the driving wheel, a base fixedly assembled on the outer side of the fixing frame, a screw rod 2 rotatably connected to the inner wall of the base, a positioning frame fixedly assembled on the outer side of the fixing frame, a driven wheel sleeved on the outer edge of the screw rod 2, a slider threadedly connected to the outer edge of the screw rod 2, and a headrest fixedly assembled on the outer side of the slider.

[0008] As a preferred technical solution of the utility model, two guardrails are fixedly mounted on the top of the lying board body, and the two guardrails are symmetrically arranged at the top position of the lying board body.

[0009] By adopting the above technical solution, it is possible to protect the staff lying on the lying board body, and ensure that they will not fall to the ground from both sides of the lying board body at will when repairing the bottom of the car, thereby playing a protective role.

[0010] As a preferred technical solution of the utility model, a positioning bar is fixedly installed on the inner bottom of the fixed frame, a rotating ring is fixedly installed on the top of the positioning bar, an end of the screw rod away from the motor is rotatably connected to the inner wall position of the rotating ring, and the moving wheel has a braking function.

[0011] By adopting the above technical solution, the screw rod can be positioned during rotation, thereby ensuring the stability of the screw rod during rotation, thereby ensuring that the screw rod will not be randomly offset in position and ensuring that it can rotate in a vertical state for a long time.

[0012] As a preferred technical solution of the utility model, the driving wheel and the driven wheel are in the same plane, the belt is jointly sleeved on the inner wall position of the driving wheel and the driven wheel, a square groove is opened on the side of the fixed frame close to the headrest, and the belt is arranged on the inner wall position of the square groove.

[0013] By adopting the above technical solution, the driving wheel can use the belt to transmit the rotational force to the driven wheel when it rotates, and then drive the second screw to rotate, so as to synchronously adjust the height of the headrest, and the square groove is used to prevent the belt from interfering with the fixed frame during operation.

[0014] As a preferred technical solution of the utility model, the top of the second screw rod is rotatably connected to the inner wall position of the positioning frame, the outer edge of the slider is symmetrically fixed with two limit plates, the inner wall of the positioning frame is symmetrically provided with two limit grooves, and the two limit plates are slidably connected to the inner wall positions of the two limit grooves on one side away from the slider.

[0015] By adopting the above technical solution, it is possible to ensure that the second screw rod rotates in a vertical state and will not shift its position. The rotation of the second screw rod can drive the slider to move upward to adjust the height of the headrest. At the same time, the limit plate can be used to limit the slider when it moves up and down, ensuring that the slider will not rotate along with the force of the rotation of the second screw rod.

[0016] As a preferred technical solution of the utility model, two limit rods are symmetrically fixedly assembled on the bottom of the lying board body, and the bottoms of the two limit rods are fixedly connected to the top of the positioning strip, and the lifting plate is slidably connected to the outer edge positions of the two limit rods.

[0017] By adopting the above technical solution, the lifting plate can be limited when moving up and down, thereby ensuring that the lifting plate can stably drive the four moving wheels to move up and down without interfering with or rubbing against the inner wall of the fixed frame.

[0018] Beneficial effects of the utility model:

[0019] 1. The driving motor drives the screw rod 1 and the driving wheel to rotate, and then the screw rod 1 can be used to drive the lifting plate and the moving wheel to move upward until the lifting plate and the moving wheel are completely stored in the inner cavity position of the fixed frame, and the bottom of the fixed frame is in contact with the ground, thereby ensuring the stability of the device, and the moving wheel does not need to bear the pressure of the gravity of the device and the staff for a long time, thereby improving the service life. At the same time, when the driving wheel rotates, the belt can be used to transmit the rotating force to the driven wheel, thereby driving the screw rod 2 to rotate. The rotation of the screw rod 2 can drive the slider to move upward to adjust the height of the headrest, so that the staff can place the head on the inner wall position of the headrest during maintenance, ensuring that the head will not be in a suspended state during maintenance, thereby improving the comfort during maintenance.

[0020] 2. Two guardrails can be used to protect the staff lying on the lying board body, ensuring that they will not fall to the ground from both sides of the lying board body when repairing the bottom of the car, thus playing a protective role and improving safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0022] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model;

[0023] Figure 3 It is a partial structural schematic diagram of the utility model;

[0024] Figure 4 It is a schematic diagram of the headrest structure of the utility model.

[0025] In the figure: 1. lying board body; 2. fixing frame; 3. guardrail; 4. motor; 5. screw rod 1; 6. lifting plate; 7. moving wheel; 8. positioning bar; 9. limit rod; 10. driving wheel; 11. belt; 12. base; 13. screw rod 2; 14. positioning frame; 15. driven wheel; 16. slider; 17. limit plate; 18. headrest. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figure 1 - Figure 4 A car repair lying board with a braking function for car repair comprises a lying board body 1, a fixed frame 2 is fixedly installed at the bottom of the lying board body 1, a motor 4 is fixedly assembled at the bottom of the lying board body 1, a screw rod 5 is fixedly assembled on the power output shaft of the motor 4, a lifting plate 6 is threadedly connected to the outer edge of the screw rod 5, four moving wheels 7 are symmetrically fixedly assembled on the bottom of the lifting plate 6, a driving wheel 10 is fixedly assembled on the outer edge of the screw rod 5, a belt 11 is sleeved on the inner wall of the driving wheel 10, a base 12 is fixedly assembled on the outer side of the fixed frame 2, a screw rod 2 13 is rotatably connected to the inner wall of the base 12, a positioning frame 14 is fixedly assembled on the outer side of the fixed frame 2, a driven wheel 15 is sleeved on the outer edge of the screw rod 2 13, a slider 16 is threadedly connected to the outer edge of the screw rod 2 13, and a headrest 18 is fixedly assembled on the outer side of the slider 16.

[0028] See also Figure 1 and Figure 2 Two guardrails 3 are fixedly installed on the top of the lying board body 1, and the two guardrails 3 are symmetrically arranged at the top position of the lying board body 1, so that the staff lying on the lying board body 1 can be protected, ensuring that they will not fall to the ground from both sides of the lying board body 1 at will when repairing the bottom of the car, thereby playing a protective role.

[0029] See also Figure 2 and Figure 3A positioning bar 8 is fixedly installed on the inner bottom of the fixed frame 2, and a rotating ring is fixedly installed on the top of the positioning bar 8. The end of the screw rod 5 away from the motor 4 is rotatably connected to the inner wall position of the rotating ring. The moving wheel 7 has a braking function, so that it can position the screw rod 5 during rotation, thereby ensuring the stability of the screw rod 5 during rotation, and further ensuring that it will not be arbitrarily offset in position, and ensuring that it can rotate in a vertical state for a long time.

[0030] See also Figure 3 and Figure 4 The driving wheel 10 and the driven wheel 15 are in the same plane, and the belt 11 is jointly sleeved on the inner wall of the driving wheel 10 and the driven wheel 15. A square groove is opened on the side of the fixed frame 2 close to the headrest 18, and the belt 11 is arranged on the inner wall of the square groove, so that when the driving wheel 10 rotates, the belt 11 can transmit the rotating force to the driven wheel 15, and then drive the screw rod 13 to rotate, and synchronously adjust the height of the headrest 18, and the square groove is used to prevent the belt 11 from interfering with the fixed frame 2 during operation.

[0031] See also Figure 4 The top of the second screw rod 13 is rotatably connected to the inner wall position of the positioning frame 14, and the outer edge of the slider 16 is symmetrically fixed with two limit plates 17. The inner wall of the positioning frame 14 is symmetrically provided with two limit grooves, and the two limit plates 17 are slidably connected to the inner wall positions of the two limit grooves on the side away from the slider 16, so that the second screw rod 13 can be guaranteed to rotate in a vertical state and will not deviate from the position. The rotation of the second screw rod 13 can drive the slider 16 to move upward to adjust the height of the headrest 18. At the same time, the limit plate 17 can be used to limit the slider 16 when it moves up and down, ensuring that the slider 16 will not rotate together with the force of the rotation of the second screw rod 13.

[0032] See also Figure 3 Two limit rods 9 are symmetrically fixedly assembled at the bottom of the lying board body 1, and the bottoms of the two limit rods 9 are fixedly connected to the top of the positioning bar 8. The lifting plate 6 is slidably connected to the outer edge positions of the two limit rods 9, so that the lifting plate 6 can be limited when moving up and down, thereby ensuring that the lifting plate 6 can stably drive the four moving wheels 7 to move up and down, and will not interfere with or rub against the inner wall of the fixed frame 2.

[0033] Working principle: When using the device, the staff can first go to the top position of the lying board body 1, and then use the four moving wheels 7 to move the device to the bottom of the maintenance vehicle, and then drive the motor 4 to drive the screw rod 1 5 and the driving wheel 10 to rotate, and then use the screw rod 1 5 to drive the lifting plate 6 and the moving wheel 7 to move upward until the lifting plate 6 and the moving wheel 7 are completely stored in the inner cavity position of the fixed frame 2, and the bottom of the fixed frame 2 is in contact with the ground, so as to ensure the stability of the device and ensure that it will not shake or shift its position at will, and the moving wheel 7 does not need to bear the pressure of the gravity of the device and the staff for a long time, thereby improving the service life. At the same time, when the driving wheel 10 rotates, the belt 11 can be used to transmit the rotating force to the driven wheel 15, and then the screw rod 2 13 can be driven to rotate. The rotation of the screw rod 2 13 can drive the slider 16 to move upward to adjust the height of the headrest 18, so that the staff can place the head on the inner wall position of the headrest 18 during maintenance, ensuring that the head will not be in a suspended state during maintenance, thereby improving the comfort during maintenance.

[0034] The above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A car repair lying board with a braking function for car repair, comprising a lying board body (1), characterized in that: A fixed frame (2) is fixedly installed at the bottom of the lying board body (1), a motor (4) is fixedly installed at the bottom of the lying board body (1), a screw rod (5) is fixedly installed on the power output shaft of the motor (4), the outer edge of the screw rod (5) is threadedly connected to a lifting plate (6), four moving wheels (7) are symmetrically fixedly installed at the bottom of the lifting plate (6), the outer edge of the screw rod (5) is fixedly installed with a driving wheel (10), the inner wall of the driving wheel (10) is sleeved with a belt (11), the outer side of the fixed frame (2) is fixedly installed with a base (12), the inner wall of the base (12) is rotatably connected with a screw rod (13), the outer side of the fixed frame (2) is fixedly installed with a positioning frame (14), the outer edge of the screw rod (13) is sleeved with a driven wheel (15), the outer edge of the screw rod (13) is threadedly connected to a slider (16), and the outer side of the slider (16) is fixedly installed with a headrest (18).

2. The automobile repair lying board with brake function for automobile repair according to claim 1, characterized in that: Two guardrails (3) are fixedly mounted on the top of the lying board body (1), and the two guardrails (3) are symmetrically arranged at the top position of the lying board body (1).

3. The car repair lying board with brake function for car repair according to claim 1, characterized in that: The inner bottom of the fixed frame (2) is fixedly equipped with a positioning bar (8), the top of the positioning bar (8) is fixedly equipped with a rotating ring, the end of the screw rod (5) away from the motor (4) is rotatably connected to the inner wall position of the rotating ring, and the moving wheel (7) has a braking function.

4. The car repair lying board with brake function for car repair according to claim 1, characterized in that: The driving wheel (10) and the driven wheel (15) are located in the same plane, the belt (11) is sleeved on the inner wall of the driving wheel (10) and the driven wheel (15), a square groove is provided on one side of the fixing frame (2) close to the headrest (18), and the belt (11) is arranged on the inner wall of the square groove.

5. The car repair lying board with brake function for car repair according to claim 1, characterized in that: The top of the second screw rod (13) is rotatably connected to the inner wall position of the positioning frame (14), the outer edge of the sliding block (16) is symmetrically fixedly equipped with two limit plates (17), the inner wall of the positioning frame (14) is symmetrically provided with two limit grooves, and the sides of the two limit plates (17) away from the sliding block (16) are slidably connected to the inner wall positions of the two limit grooves.

6. The car repair lying board with brake function for car repair according to claim 1, characterized in that: Two limit rods (9) are symmetrically fixedly mounted on the bottom of the lying board body (1), and the bottoms of the two limit rods (9) are fixedly connected to the tops of the positioning strips (8), and the lifting board (6) is slidably connected to the outer edges of the two limit rods (9).

Images