CN219929503U - A lifting device for automobile mechanical maintenance - Google Patents

Abstract

The utility model discloses a lifting device for automobile mechanical maintenance, which includes two support columns. A fixed connection plate is provided between the support columns. Fixed installation plates are provided on both longitudinal sides of the support columns. The fixed installation plates each have a number of fixed installations. hole, the inner surface of the lateral side of the support column has a groove, a transmission screw rod is provided between the top and the bottom of the groove, a transmission nut is installed on the transmission screw rod, and a driving motor is provided on the top of the support column. The beneficial effects of this utility model are: the utility model has reasonable design, simple and stable structure, and strong practicability; it uses screw drive as the driving force to drive the car up and down, and can avoid the hydraulic failure phenomenon that occurs in the traditional hydraulic lifting method. Ensure the stability of the car after it is raised, avoid the phenomenon that the car is easy to fall when it becomes angry, and improve the safety of use; it can prevent the support arm from rotating and leaving the support part of the car, improve the safety of use, and is suitable for promotion use.

Description

A lifting device for automobile mechanical maintenance

Technical field

The utility model relates to the technical field of automobile mechanical maintenance, and is specifically a lifting device for automobile mechanical maintenance.

Background technique

Cars are becoming more and more popular in contemporary society, and many car mechanical repair shops have appeared. Due to the weight of the car itself and the position of its internal parts, when the car is being mechanically repaired, it generally needs to be lifted up and professionally repaired. Personnel climbed under the vehicle to inspect and repair the vehicle.

Existing lifting devices used for automobile mechanical maintenance usually use hydraulic drive to provide driving force. However, the hydraulic drive has poor reliability and hydraulic failure often occurs. At the same time, the support arm used to support the car is prone to rotation, which can easily cause If a car falls, there is a huge safety hazard and needs further development and improvement.

Utility model content

The purpose of this utility model is to solve the problem that the existing lifting device used for automobile mechanical maintenance usually uses hydraulic drive to provide driving force. However, the hydraulic drive has poor reliability and hydraulic failure often occurs. It is also used to support the car. The arm is prone to rotation, which can easily cause the car to fall, which poses a great safety hazard. Therefore, a lifting device for automobile mechanical maintenance is provided.

The utility model achieves the above objects through the following technical solutions: a lifting device for automobile mechanical maintenance, which includes two support columns, a fixed connecting plate is provided between the support columns, and fixed connection plates are provided on both longitudinal sides of the support column. Installation plate, the fixed installation plate has a number of fixed installation holes, the inner surface of the lateral side of the support column has a groove, a transmission screw is provided between the top and the bottom of the groove, and the transmission screw is installed with A drive nut is provided on the top of the support column. One end of the drive motor is connected to the drive screw through the support column. The inner surface of the support column is slidably connected to both sides of the groove. The lifting support base is connected to the transmission nut. Both longitudinal ends of the lifting support base are provided with rotating shafts. Supporting arms are installed on the rotating shafts. One end of the top end of the rotating shaft extends Out of the lifting support base, a number of limit holes are provided at equal intervals around the top of the rotation shaft. An L-shaped support plate is provided on the top of the lifting support base. The L-shaped support plates are all plugged in with limited positions corresponding to the rotation shaft. Position rod, one end of the limit rod is plugged and connected to the limit hole, a U-shaped support plate is provided on the lateral side of the support column, and support connection plates are provided at both ends of the U-shaped support plate. One end of the support connecting plate is connected to the lifting support seat, and a limiting screw is threaded in the middle of the U-shaped supporting plate. An anti-slip limiting plate is provided at one end of the limiting screw close to the support column.

Further, between the support column and the fixed connection plate, between the support column and the fixed installation plate, between the lifting support seat and the support connection plate, and between the support connection plate and the The U-shaped support plates are all connected by welding.

Further, support bearing seats are provided between the transmission screw rod and the support column and between the rotating shaft and the lifting support seat.

Further, an organ shield is provided between the lifting support base and the groove.

Further, the support carrying arm has a telescopic structure.

Furthermore, the anti-skid limiting plate is a circular plate-shaped structure made of rubber material.

Compared with the existing technology, the beneficial effects of this utility model are: the utility model has a reasonable design, a simple and stable structure, and strong practicability; it uses screw drive as the driving force to drive the car up and down, and can avoid traditional hydraulic lifts. Hydraulic failure phenomenon that occurs in the way, and at the same time, through the matching structure of the U-shaped support plate, support connection plate, limit screw and anti-slip limit plate, it can further ensure the stability of the car after it is raised, and avoid the occurrence of the car becoming angry. It is easy to fall, which improves the safety of use; through the matching structure of the limit hole, L-shaped support plate and limit rod, it can avoid the phenomenon that the support arm rotates and leaves the support part of the car, ensuring the safety of the car. The stability of the support effect further improves the overall safety of the device and is suitable for promotion and use.

Description of the drawings

Figure 1 is a schematic diagram of the three-dimensional structure of the utility model;

Figure 2 is a schematic cross-sectional structural diagram of the utility model;

Figure 3 is an enlarged view of part A in Figure 1;

Figure 4 is an enlarged view of part B in Figure 2.

In the picture: 1-support column, 2-fixed connection plate, 3-fixed installation plate, 4-fixed installation hole, 5-groove, 6-transmission screw, 7-transmission nut, 8-drive motor, 9-lift Support base, 10-rotation axis, 11-support carrying arm, 12-limit hole, 13-L-shaped support plate, 14-limit rod, 15-U-shaped support plate, 16-support connecting plate, 17-limit Screw, 18-anti-slip limit plate.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, not all implementations. example. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present utility model.

In the description of the present invention, it should be understood that the terms "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", The orientations or positional relationships indicated by "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outer", etc. are based on the orientations or positional relationships shown in the accompanying drawings , is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present invention.

A lifting device for automobile mechanical maintenance shown in Figures 1 to 4 includes two support columns 1. A fixed connecting plate 2 is provided between the support columns 1, and fixed installation plates 3 are provided on both sides of the support column 1 longitudinally. , the fixed installation plates 3 each have a number of fixed installation holes 4, the inner surface of the support column 1 has a groove 5 on one side of the lateral side, a transmission screw 6 is provided between the top and bottom of the groove 5, and a transmission nut 7 is installed on the transmission screw 6 , a drive motor 8 is provided on the top of the support column 1. One end of the drive motor 8 is connected to the transmission screw 6 through the support column 1. The inner surface of the support column 1 is located on both sides of the groove 5 and is slidably connected to a lifting support base 9. The lifting support The base 9 is connected to the transmission nut 7. A rotating shaft 10 is provided at both longitudinal ends of the lifting support base 9. A supporting arm 11 is installed on the rotating shaft 10. The top end of the rotating shaft 10 extends out of the lifting support base 9. The rotating shaft 10 There are a number of limit holes 12 equidistantly arranged on the top circumference. An L-shaped support plate 13 is provided on the top of the lifting support base 9. The L-shaped support plate 13 is plugged into a limit rod 14 corresponding to the position of the rotation axis 10. One end of the limit rod 14 is connected to The limit hole 12 is connected by plugging. A U-shaped support plate 15 is provided on the lateral side of the support column 1. Support connection plates 16 are provided at both ends of the U-shaped support plate 15. One end of the support connection plate 16 is connected to the lifting support base 9. , the U-shaped support plate 15 is threaded in the middle to connect the limit screw 17, and the limit screw 17 is provided with an anti-slip limit plate 18 at one end close to the support column 1.

Between the support column 1 and the fixed connection plate 2, between the support column 1 and the fixed installation plate 3, between the lifting support base 9 and the support connection plate 16, and between the support connection plate 16 and the U-shaped support plate 15, they are all welded. Connected in a way to ensure the stability and firmness of the connection structures between each other, and improve the safety and service life of use; support bearing seats are provided between the transmission screw 6 and the support column 1 and between the rotating shaft 10 and the lifting support seat 9 , to ensure that the transmission screw 6 and the rotating shaft 10 rotate smoothly; an organ guard is provided between the lifting support base 9 and the groove 5 to prevent foreign matter from entering the groove 5 and ensure that the transmission screw 6 can drive the lifting support base after rotating 9. Smooth lifting and lowering; the support arm 11 is a telescopic structure, which is convenient for adjusting the length of the support arm 11 according to the vehicle model, and improves its scope of application; the anti-slip limit plate 11 is a circular plate structure made of rubber material, which improves the lifting support seat 9 The stability of the fixed limit; a control device is also provided to be electrically connected to the drive motor 8 to facilitate control of its working state. The drive motor 8 uses a servo motor with a brake, which can not only control its rotation direction, rotation speed and start. stop, it can also be in the braking state when the drive motor stops working, further ensuring the safety of the car after it is raised; in addition, the limit rod 14 is located inside the lifting support seat 9 and can also be provided with a limit plate, the limit plate and the lifting support A spring is provided between the inner surfaces of the tops of the seats 9, which can ensure the stability of the limiting rod 14 being inserted into the limiting hole 12, thereby ensuring the stability of the position of the supporting arm 11 when supporting the car.

When in use, drive the car between the support columns, then adjust the position of the support arm so that the support arm is below the support position at the bottom of the car, then insert the limit rod into the limit hole at the corresponding position, and then The drive motor can be controlled to work, driving the transmission screw to rotate. With the cooperation of the transmission nut, the lifting support seat is driven to rise, so that the support arm is in contact with the support position at the bottom of the car, and then continues to drive the lift support seat to rise, so that the support arm is supported. Lift the car and lower it to the specified height. Then adjust the limit screw so that the anti-slip limit plate is pressed to the outer surface of the support column. Then the car can be mechanically repaired normally. This greatly improves the safety of car mechanical repair and is suitable for popularization. .

It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and the present invention can be implemented in other specific forms without departing from the spirit or basic characteristics of the present invention. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present invention is defined by the appended claims rather than the above description, and it is therefore intended that all claims falling within the rights All changes within the meaning and scope of the required equivalent elements are included in the present invention. Any reference signs in the claims shall not be construed as limiting the claim in question.

In addition, it should be understood that although this specification is described in terms of implementations, not each implementation only contains an independent technical solution. This description of the specification is only for the sake of clarity, and those skilled in the art should take the specification as a whole. , the technical solutions in each embodiment can also be appropriately combined to form other implementations that can be understood by those skilled in the art.

Claims (6)

1. Lifting device for automobile machinery maintenance, including two support column (1), its characterized in that: the utility model discloses a lifting support device, including support column (1), fixed connection board (2) are provided between the support column (1), both sides all are provided with fixed mounting board (3) in the longitudinal direction of support column (1), fixed mounting board (3) all have a plurality of fixed mounting holes (4), horizontal one side internal surface of support column (1) has recess (5), be provided with transmission lead screw (6) between recess (5) top and the bottom, transmission lead screw (6) are installed drive nut (7), support column (1) top is provided with driving motor (8), driving motor (8) one end with pass support column (1) with transmission lead screw (6) are connected, support column (1) internal surface is located recess (5) both sides sliding connection has lift supporting seat (9), lift supporting seat (9) with transmission nut (7) are connected, lift supporting seat (9) inboard both ends all are provided with rotation axis (10), install on rotation axis (10) and support bearing arm (11), lift supporting seat (9) are stretched out to rotation axis (10) top one end, top (12) are provided with spacing type (13) top equidistance, l type backup pad (13) correspond rotation axis (10) position is all pegged graft and is provided with gag lever post (14), gag lever post (14) one end with spacing hole (12) are pegged graft and are connected, support column (1) horizontal one side is provided with U type backup pad (15), U type backup pad (15) inboard both ends all are provided with support connecting plate (16), support connecting plate (16) one end with lift supporting seat (9) are connected, threaded connection has spacing screw (17) in the middle of U type backup pad (15), spacing screw (17) are close to support column (1) one end is provided with anti-skidding limiting plate (18).

2. The lifting device for automobile machinery maintenance according to claim 1, wherein the support column (1) and the fixed connection plate (2), the support column (1) and the fixed installation plate (3), the lifting support seat (9) and the support connection plate (16) and the U-shaped support plate (15) are all connected in a welding mode.

3. The lifting device for automobile machinery maintenance according to claim 1 is characterized in that a supporting bearing seat is arranged between the transmission screw rod (6) and the supporting column (1) and between the rotating shaft (10) and the lifting supporting seat (9).

4. The lifting device for automobile machinery maintenance according to claim 1, wherein an organ shield is arranged between the lifting support seat (9) and the groove (5).

5. The lifting device for repairing automobile machinery according to claim 1, wherein the supporting bearing arm (11) is of a telescopic structure.

6. The lifting device for repairing automobile machinery according to claim 1, wherein the anti-slip limiting plate (18) is a circular plate-shaped structure made of rubber materials.