Lifting device for automobile maintenance

Abstract

The utility model belongs to the technical field of automobile maintenance, and particularly relates to a lifting device for automobile maintenance, which comprises a base, and is characterized by further comprising a fixed table, a movable table and a lifting device, the movable table is movably arranged on the side, away from the fixed table, of the base; the lifting assembly is arranged on the fixed table and the movable table; and the supporting assembly is fixedly arranged at the top of the lifting assembly. An automobile is parked on the base, the supporting assembly is fixedly arranged at the top of the lifting assembly, the lifting assembly is arranged on the fixed table and the movable table, and it is guaranteed that the supporting assembly can have a good supporting effect on the automobile on the base at a proper position by adjusting the relative distance between the movable table and the fixed table according to different automobile types; after the movable table is adjusted, the lifting assembly is started to drive the supporting assembly to move upwards, and then the automobile is driven to ascend.

Description

Technical Field

[0001] The utility model belongs to the technical field of automobile maintenance and lifting, and in particular relates to a lifting device for automobile maintenance. Background Art

[0002] In the current automobile maintenance industry, lifting devices are key equipment and are widely used to lift cars to facilitate maintenance operations. Existing lifting devices are mostly hydraulically or electrically driven to achieve lifting functions, but there is still room for improvement in terms of operational convenience, stability and safety.

[0003] A Chinese patent with publication number CN115072617A discloses a vehicle maintenance lifting device, including a main frame, the main frame including a left column and a right column, the left column and the right column are both provided with a single-side groove, the left column and the right column are both provided with a driving member, the driving member is provided with a lifting mechanism, the lifting mechanism is provided with a moving plate, the moving plate is suitable for passing through the single-side groove and is provided with a first limiting mechanism and a second limiting mechanism; the first limiting mechanism includes a bending frame, the bending frame is fixedly connected to the moving plate, a turning rod is provided on the side of the bending frame away from the left column or the right column, the turning rod One end of the turning rod is rotatably connected to the bending frame, and the other end of the turning rod is suitable for abutting against the wheel hub; a reinforcing rod is also installed at the lower end of the turning rod, and the reinforcing rod and the turning rod are suitable for coaxial rotation connection, and the two groups of reinforcing rods between the left column and the right column are suitable for detachable connection; fixed blocks are installed on the left column and the right column, and a guide groove is provided on the fixed block, and a guide rod is installed in the guide groove, and the lower end of the guide rod is fixedly connected to one end of the movable plate located in the single-side groove, and the upper end of the guide rod is suitable for passing through the guide groove upwards and a limit ring is installed at the upper end of the guide groove, and the limit ring is fixedly connected to the guide rod. The device solves the problem of automobile instability when taking out large automobile parts when the automobile is repaired at a higher position. However, the device cannot make changes to automobiles of different sizes, and its functions are limited. Utility Model Content

[0004] The purpose of the utility model is to provide a lifting device for automobile maintenance in view of the above-mentioned technical problems, so as to achieve the effect of lifting automobiles of different sizes.

[0005] In view of this, the utility model provides an automobile maintenance lifting device, including a base, and also including: a fixed platform, which is fixedly arranged on one side of the base; a movable platform, which is movably arranged on the base and can be close to the fixed platform; a lifting assembly, which is respectively arranged on the fixed platform and the movable platform; and a supporting assembly, which is fixedly arranged on the top of the lifting assembly.

[0006] In this technical solution, the car is parked on a base, the support assembly is fixedly arranged on the top of the lifting assembly, and the lifting assemblies are respectively arranged on a fixed platform and a movable platform. According to different models of cars, the relative distance between the movable platform and the fixed platform is adjusted to ensure that the support assembly can provide good support for the car on the base in a suitable position. After the movable platform is adjusted, the lifting assembly is started, driving the support assembly to move upward, thereby driving the car to rise.

[0007] In the above technical solution, further, the movable platform includes a first slide bar and a first slider, the first slide bar is slidably set in the first slide groove, the first slide groove is set on the base and perpendicular to the movable platform, the first slider is slidably set in the second slide groove, the second slide groove is set on one side of the base and the direction of the second slide groove is consistent with the first slide groove, and the first slider is connected to the first output unit.

[0008] In the above technical solution, further, the first output unit includes a first screw rod, the first screw rod is threadedly connected to the first slider, the first screw rod is rotatably set on the inner wall of the second slide groove, the outer wall of the second slide groove is provided with a first motor, and the output end of the first motor passes through the second slide groove and is coaxially connected to the first threaded rod.

[0009] In the present technical solution, when the relative distance between the movable platform and the fixed platform needs to be adjusted to suit different models of cars, the first motor drives the first screw in the second slide groove to rotate synchronously, so that the first slider threadedly connected to the first screw slides along the second slide groove, driving the movable platform closer to or away from the fixed platform. A first slide bar and a first slide groove are provided on one side of the movable platform to further improve the stability of the movable platform when moving.

[0010] In the above technical solution, further, the lifting component includes: a first lifting shell, the first lifting shell is arranged on a base, the first lifting shell is slidably arranged with a second lifting shell, the second lifting shell is slidably arranged with a third lifting shell, and a power component is arranged in the second lifting shell, and the power component enables the second lifting shell and the third lifting shell to slide.

[0011] In the above technical solution, further, the power assembly includes a fixed frame, the bottom of the fixed frame is fixedly connected to the inner wall of the bottom of the second lifting shell, a second motor is arranged on the upper end of the fixed frame, the second motor is transmission-connected to a transmission unit, the first lifting rod and the second lifting rod are connected on both sides of the transmission unit, the bottom of the first lifting rod is fixedly arranged on the bottom of the first lifting shell, and the top of the second lifting rod is fixedly arranged on the top of the second lifting shell.

[0012] In the above technical solution, further, the transmission unit includes a fourth gear, which is rotatably arranged at the upper part of the fixed bracket, and the fourth gear is connected to the fifth gear through the second chain, and the fifth gear is rotatably arranged at the lower part of the fixed bracket, and the second chain is connected to the first lifting rod on one side and the second lifting rod on the other side.

[0013] In the above technical solution, further, the transmission unit also includes a worm, which is meshed and connected to a worm wheel, and the worm wheel is rotatably set on a fixed bracket. The worm wheel is coaxially fixedly connected to the second gear, and the second gear is connected through a first chain and a third gear transmission. One side of the first chain is connected to the second gear, and the other side is connected to the third gear, and the third gear is coaxially fixedly connected to the fourth gear.

[0014] In this technical solution, when the lifting assembly extends upward, the second motor drives the worm to rotate, the worm surface meshes with the worm wheel, drives the worm wheel to rotate, the second gear rotates synchronously, drives the third gear to rotate through the first chain, the third gear drives the fourth gear to rotate synchronously, the fourth gear drives the fifth gear to rotate through the second chain, the first lifting rod moves downward synchronously with the second chain, the first lifting rod drives the second lifting shell to slide upward in the first lifting shell, the second lifting rod moves upward synchronously with the second chain, and the second lifting rod drives the third lifting shell to slide upward in the second lifting shell. By setting the power assembly, the lifting assembly has a longer travel and a faster lifting speed.

[0015] In the above technical solution, further, the support assembly includes a protection frame, the protection frame is fixedly arranged on the top of the third lifting shell, a sliding rod is arranged on the protection frame along the width direction, and an L-shaped bracket is slidably arranged on the sliding rod.

[0016] In this technical solution, the L-shaped bracket is slidably arranged on the sliding rod. By manually adjusting the position of the L-shaped bracket on the sliding rod, the position of the L-shaped bracket corresponds to the lifting point on the automobile beam, and the protective frame is driven by the lifting component to rise the L-shaped bracket. Different car models have different sizes and centers of gravity. By setting the support component, the position of the L-shaped bracket can be adjusted corresponding to different car models, and the protective frame is set to prevent the car from rolling over during maintenance.

[0017] The beneficial effects of the utility model are:

[0018] 1. By setting up a movable platform and adjusting the relative distance between the movable platform and the fixed platform according to different car models, it is ensured that the support assembly can provide good support for the car on the base at the appropriate position. After the movable platform is adjusted, the lifting assembly is started to drive the support assembly to move upward, thereby driving the car to rise.

[0019] 2. By setting up a power assembly, the stroke of the lifting assembly is longer and the lifting speed is faster.

[0020] 3. By setting the support assembly, the size and center of gravity of different car models will be different. By setting the support assembly, the position of the L-shaped bracket can be adjusted corresponding to different car models, and a protective frame can be set to prevent the car from rolling over during maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0022] Figure 2 is a schematic diagram of the support component structure;

[0023] Figure 3 It is a schematic diagram of the external structure of the lifting assembly;

[0024] Figure 4 It is a schematic diagram of the power assembly structure;

[0025] Figure 5 is a schematic diagram of the connection structure of the second motor;

[0026] Figure 6 It is a schematic diagram of the top structure of the transmission assembly;

[0027] Figure 7 It is a schematic diagram of the bottom structure of the transmission component.

[0028] The symbols in the figure are:

[0029] 1. Base; 2. Fixed platform; 3. Movable platform; 4. Lifting assembly; 5. Support assembly; 6. First slider; 7. Second slide slot; 8. First screw rod; 9. First motor; 10. First slide bar; 11. First slide slot; 12. Protective frame; 13. Sliding rod; 14. L-shaped bracket; 15. First lifting shell; 16. Second lifting shell; 17. Third lifting shell; 18. Second motor; 19. Third gear; 20. Fixed bracket; 21. First lifting rod; 22. Second lifting rod; 23. Worm; 24. Worm wheel; 25. Second gear; 26. First chain; 27. Fourth gear; 28. Second chain; 29. ​​Fifth gear. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the present application to clearly describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. All other embodiments obtained by ordinary technicians in this field based on the embodiments in the present application belong to the scope of protection of this application.

[0031] In the description of the present application, it should be noted that the terms used herein are only for describing specific embodiments, and are not intended to limit the exemplary embodiments according to the present application. For ease of description, the sizes of the various parts shown in the drawings are not drawn according to the actual proportional relationship. The technology, methods and equipment known to ordinary technicians in the relevant field may not be discussed in detail, but in appropriate cases, the technology, methods and equipment should be regarded as part of the authorization specification. In all examples shown and discussed here, any specific value should be interpreted as merely exemplary, rather than as a limitation. Therefore, other examples of the exemplary embodiments may have different values. It should be noted that similar numbers and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further discussed in subsequent drawings.

[0032] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application are used to distinguish similar objects, and are not used to describe a specific order or sequence. It should be understood that the data used in this way can be interchangeable under appropriate circumstances, so that the embodiments of the present application can be implemented in an order other than those illustrated or described here, and the objects distinguished by "first", "second", etc. are generally of one type, and the number of objects is not limited. For example, the first object can be one or more. In addition, "and / or" in the specification and claims represents at least one of the connected objects, and the character " / " generally indicates that the objects associated with each other are in an "or" relationship.

[0033] It should be noted that, in the description of the present application, the orientation or positional relationship indicated by terms such as "front, back, up, down, left, right", "lateral, vertical, perpendicular, horizontal" and "top, bottom" are usually based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description. Unless otherwise stated, these orientation words do not indicate or imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the scope of protection of the present application; the orientation words "inside and outside" refer to the inside and outside relative to the contour of each component itself.

[0034] It should be noted that, in the present application, the terms "comprise", "include" or any other variant thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, an element defined by the sentence "comprises one..." does not exclude the presence of other identical elements in the process, method, article or device including the element. In addition, it should be noted that the scope of the method and device in the embodiment of the present application is not limited to performing functions in the order shown or discussed, and may also include performing functions in a substantially simultaneous manner or in reverse order according to the functions involved, for example, the described method may be performed in an order different from that described, and various steps may also be added, omitted, or combined. In addition, the features described with reference to certain examples may be combined in other examples.

[0035] Embodiment 1:

[0036] This embodiment provides a lifting device for automobile maintenance. Figure 1 As shown, it includes a base 1, and also includes: a fixed platform 2, which is fixedly arranged on one side of the base 1; a movable platform 3, which is movably arranged on the base 1, and the movable platform 3 can be close to the fixed platform 2; a lifting component 4, which is respectively arranged on the fixed platform 2 and the movable platform 3; a support component 5, which is fixedly arranged on the top of the lifting component 4. The car is parked on the base 1, and the support component 5 is fixedly arranged on the top of the lifting component 4. The lifting component 4 is respectively arranged on the fixed platform 2 and the movable platform 3. According to different models of cars, by adjusting the relative distance between the movable platform 3 and the fixed platform 2, it is ensured that the support component 5 can play a good supporting effect on the car on the base 1 at a suitable position. After the adjustment of the movable platform 3 is completed, the lifting component 4 is started, driving the support component 5 to move upward, thereby driving the car to rise.

[0037] like Figure 1 As shown, the movable platform 3 includes a first slide bar 10 and a first slider 6, the first slide bar 10 is slidably set in the first slide groove 11, the first slide groove 11 is set on the base 1 and is perpendicular to the movable platform 3, the first slider 6 is slidably set in the second slide groove 7, the second slide groove 7 is set on one side of the base 1 and the direction of the second slide groove 7 is consistent with the first slide groove 11, and the first slider 6 is connected to the first output unit.

[0038] like Figure 1As shown, the first output unit includes a first screw rod 8, the first screw rod 8 is threadedly connected to the first slider 6, the first screw rod 8 is rotatably arranged on the inner wall of the second slide groove 7, the outer wall of the second slide groove 7 is provided with a first motor 9, and the output end of the first motor 9 passes through the second slide groove 7 and is coaxially connected to the first threaded rod. When the relative distance between the movable platform 3 and the fixed platform 2 needs to be adjusted to suit different models of cars, the first motor 9 drives the first screw rod 8 in the second slide groove 7 to rotate synchronously, so that the first slider 6 threadedly connected to the first screw 8 slides along the second slide groove 7, driving the movable platform 3 to approach or move away from the fixed platform 2, and a first slide bar 10 and a first slide groove 11 are provided on one side of the movable platform 3 to further improve the stability of the movable platform 3 when moving.

[0039] like Figure 3 As shown, the lifting assembly 4 includes: a first lifting shell 15, the first lifting shell 15 is arranged on the base 1, the first lifting shell 15 is slidably provided with a second lifting shell 16, the second lifting shell 16 is slidably provided with a third lifting shell 17, and a power assembly is arranged in the second lifting shell 16, and the power assembly enables the second lifting shell 16 and the third lifting shell 17 to slide.

[0040] like Figure 4 As shown, the power assembly includes a fixed frame, the bottom of the fixed frame is fixedly connected to the bottom inner wall of the second lifting shell 16, a second motor 18 is arranged on the upper end of the fixed frame, the second motor 18 is transmission-connected to a transmission unit, and the first lifting rod 21 and the second lifting rod 22 are connected on both sides of the transmission unit, the bottom of the first lifting rod 21 is fixedly arranged on the bottom of the first lifting shell 15, and the top of the second lifting rod 22 is fixedly arranged on the top of the second lifting shell 16.

[0041] like Figure 6 and Figure 7 As shown, the transmission unit includes a fourth gear 27, which is rotatably arranged on the upper part of the fixed bracket 20, and the fourth gear 27 is transmission-connected to the fifth gear 29 through the second chain 28, and the fifth gear 29 is rotatably arranged on the lower part of the fixed bracket 20. One side of the second chain 28 is connected to the first lifting rod 21, and the other side is connected to the second lifting rod 22.

[0042] like Figure 5 As shown, the transmission unit also includes a worm 23, which is meshed with a worm wheel 24, and the worm wheel 24 is rotatably set on the fixed bracket 20. The worm wheel 24 is coaxially fixedly connected to the second gear 25, and the second gear 25 is transmission-connected to the third gear 19 through a first chain 26. One side of the first chain 26 is connected to the second gear 25, and the other side is connected to the third gear 19. The third gear 19 is coaxially fixedly connected to the fourth gear 27.

[0043] When the lifting assembly 4 extends upward, the second motor 18 drives the worm 23 to rotate, the surface of the worm 23 meshes with the worm wheel 24, drives the worm wheel 24 to rotate, and the second gear 25 rotates synchronously, drives the third gear 19 to rotate through the first chain 26, the third gear 19 drives the fourth gear 27 to rotate synchronously, and the fourth gear 27 drives the fifth gear 29 to rotate through the second chain 28, the first lifting rod 21 moves downward synchronously following the second chain 28, the first lifting rod 21 drives the second lifting shell 16 to slide upward in the first lifting shell 15, the second lifting rod 22 moves upward synchronously following the second chain 28, and the second lifting rod 22 drives the third lifting shell 17 to slide upward in the second lifting shell 16. When the lifting assembly 4 is configured in this way, the lifting stroke is longer and the lifting speed is faster.

[0044] like Figure 2 As shown, the support assembly 5 includes a protection frame 12, which is fixedly arranged on the top of the third lifting shell 17. A sliding rod 13 is arranged on the protection frame 12 along the width direction, and an L-shaped bracket 14 is slidably arranged on the sliding rod 13. The L-shaped bracket 14 is slidably arranged on the sliding rod 13. By manually adjusting the position of the L-shaped bracket 14 on the sliding rod 13, the position of the L-shaped bracket 14 corresponds to the lifting point on the automobile beam, and the protection frame 12 drives the L-shaped bracket 14 to rise in the lifting assembly 4. Different car models have different sizes and centers of gravity. By setting the support assembly 5, the position of the L-shaped bracket 14 is adjusted corresponding to different car models, and the protection frame 12 is set to prevent the car from rolling over during maintenance.

[0045] The embodiments of the present application are described above in conjunction with the accompanying drawings. In the absence of conflict, the embodiments in the present application and the features in the embodiments can be combined with each other. The present application is not limited to the above-mentioned specific implementation methods. The above-mentioned specific implementation methods are merely illustrative and not restrictive. Under the guidance of the present application, ordinary technicians in this field can also make many forms without departing from the purpose of the present application and the scope of protection of the claims, all of which are within the protection of the present application.

Claims

1. A lifting device for automobile maintenance, comprising a base (1), characterized in that , also includes: A fixed platform (2), wherein the fixed platform (2) is fixedly arranged on one side of the base (1); A movable platform (3), the movable platform (3) being movably arranged on the base (1), and the movable platform (3) being able to approach the fixed platform (2); A lifting assembly (4), wherein the lifting assembly (4) is respectively arranged on the fixed platform (2) and the movable platform (3); A support assembly (5), wherein the support assembly (5) is fixedly arranged on the top of the lifting assembly (4); The movable platform (3) comprises a first slide bar (10) and a first slider (6); the first slide bar (10) is slidably arranged in a first slide groove (11); the first slide groove (11) is arranged on the base (1) and is perpendicular to the movable platform (3); the first slider (6) is slidably arranged in a second slide groove (7); the second slide groove (7) is arranged on one side of the base (1) and the direction of the second slide groove (7) is consistent with that of the first slide groove (11); the first slider (6) is connected to a first output unit.

2. The lifting device for automobile maintenance according to claim 1, characterized in that: The first output unit comprises a first screw rod (8), the first screw rod (8) is threadedly connected to the first slider (6), the first screw rod (8) is rotatably arranged on the inner wall of the second slide groove (7), the outer wall of the second slide groove (7) is provided with a first motor (9), and the output end of the first motor (9) passes through the second slide groove (7) and is coaxially connected to the first threaded rod.

3. The lifting device for automobile maintenance according to claim 1, characterized in that: The lifting assembly (4) comprises: a first lifting shell (15), the first lifting shell (15) being arranged on the base (1), the first lifting shell (15) being slidably provided with a second lifting shell (16), the second lifting shell (16) being slidably provided with a third lifting shell (17), a power assembly being arranged in the second lifting shell (16), and the power assembly enabling the second lifting shell (16) and the third lifting shell (17) to slide.

4. The lifting device for automobile maintenance according to claim 3, characterized in that: The power assembly comprises a fixed frame, the bottom of the fixed frame is fixedly connected to the bottom inner wall of the second lifting shell (16), the upper end of the fixed frame is provided with a second motor (18), the second motor (18) is transmission-connected to a transmission unit, the two sides of the transmission unit are connected to a first lifting rod (21) and a second lifting rod (22), the bottom of the first lifting rod (21) is fixedly arranged at the bottom of the first lifting shell (15), and the top of the second lifting rod (22) is fixedly arranged at the top of the second lifting shell (16).

5. The lifting device for automobile maintenance according to claim 4, characterized in that: The transmission unit comprises a fourth gear (27), which is rotatably arranged on the upper part of the fixed bracket (20), and the fourth gear (27) is transmission-connected to a fifth gear (29) via a second chain (28), and the fifth gear (29) is rotatably arranged on the lower part of the fixed bracket (20), and one side of the second chain (28) is connected to the first lifting rod (21), and the other side is connected to the second lifting rod (22).

6. The lifting device for automobile maintenance according to claim 4, characterized in that: The transmission unit further comprises a worm (23), the worm (23) being meshedly connected to a worm wheel (24), the worm wheel (24) being rotatably arranged on a fixed bracket (20), the worm wheel (24) being coaxially fixedly connected to a second gear (25), the second gear (25) being transmission-connected to a third gear (19) via a first chain (26), and the third gear (19) being coaxially fixedly connected to a fourth gear (27).

7. The lifting device for automobile maintenance according to claim 1, characterized in that: The support assembly (5) comprises a protection frame (12), wherein the protection frame (12) is fixedly arranged on the top of the third lifting shell (17), a sliding rod (13) is arranged on the protection frame (12) along the width direction, and an L-shaped bracket (14) is slidably arranged on the sliding rod (13).

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