Stereo garage lifting device

Abstract

The utility model relates to a stereo garage lifting device and relates to the technical field of stereo garages, in order to solve the problem that the lifting track of the lifting device is prone to deviation, the stereo garage lifting device comprises a frame arranged in a foundation pit, a lower-layer vehicle carrying plate and an upper-layer vehicle carrying plate are arranged on the frame, and a lifting mechanism is arranged between the frame and the lower-layer vehicle carrying plate. The lifting mechanism comprises two crossed lifting plates, side edge connecting columns, a lifting air cylinder and two positioning blocks. The two hinged ends of the crossed lifting plates are hinged to the bottom of the frame and the bottom of the lower-layer vehicle carrying plate correspondingly, and the two movable ends of the crossed lifting plates are movably connected to the bottom of the frame and the bottom of the lower-layer vehicle carrying plate correspondingly. The side edge connecting column is connected between the two cross type lifting plates, a mounting column is arranged between the two cross type lifting plates, the output end of the lifting air cylinder is hinged to the side edge connecting column, the two positioning blocks are connected to the two sides of the lower layer vehicle carrying plate in the length direction respectively, and a track groove is formed in the foundation pit. The method has the effects of avoiding lifting track deviation and improving parking operation accuracy and safety.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of stereo garage, in particular to a stereo garage lifting device. BACKGROUND

[0002] With the acceleration of urbanization and the rapid growth of private cars, the problem of parking difficulty is increasingly prominent, especially in urban center and prosperous business district, parking space shortage has become the norm. In order to solve this problem, stereo garage as a kind of efficient use of land resources parking mode, gradually received widespread attention and application; Stereo garage through the vertical or horizontal stacking, parking space is expanded to more space, thereby greatly improving the parking capacity per unit area.

[0003] In related technologies, the lifting device as the core component of stereo garage, in the process of carrying heavy vehicles or high frequency lifting operation, faces the severe technical challenge; Specifically, due to the weight of the vehicle itself and the dynamic load that may be generated, the lifting platform may be subjected to a large pressure and deformation in the lifting process, not only will cause the lifting trajectory deviation, affect the accuracy and safety of parking, but also may cause damage to the lifting device itself, shorten its service life, so there is room for improvement. CONTENT OF THE INVENTION

[0004] In order to solve the problem that the lifting trajectory of the lifting device is easy to deviate, the present application provides a stereo garage lifting device.

[0005] The stereo garage lifting device provided by the present application adopts the following technical scheme:

[0006] A stereo garage lifting device, comprising a frame arranged in a foundation pit, a lower layer of vehicle loading plate and an upper layer of vehicle loading plate are arranged on the frame, a supporting mechanism is arranged between the lower layer of vehicle loading plate and the upper layer of vehicle loading plate, a lifting mechanism is arranged between the frame and the lower layer of vehicle loading plate, the lifting mechanism comprises two cross lifting plates, a side connecting column, a lifting cylinder and two positioning blocks, the two cross lifting plates are arranged oppositely, any one of the cross lifting plates is provided with two hinged ends and two movable ends, the two hinged ends of the cross lifting plate are hingedly arranged at the bottom of the frame and the lower layer of vehicle loading plate respectively, the two movable ends of the cross lifting plate are movably connected to the bottom of the frame and the lower layer of vehicle loading plate respectively, the two ends of the side connecting column are connected between the two cross lifting plates, an installation column for installing the lifting cylinder is further arranged between the two cross lifting plates, the output end of the lifting cylinder is hingedly connected to the side connecting column, the two positioning blocks are connected to the two sides of the length direction of the lower layer of vehicle loading plate respectively, a track groove for sliding of the positioning block is formed in the foundation pit.

[0007] Due to the weight of the vehicle itself and the dynamic load that may be generated, the lifting platform may be subjected to a large stress and deformation during lifting, which not only causes deviation of the lifting track, affects the accuracy and safety of parking, but also causes damage to the lifting device itself and shortens its service life; by adopting the above technical scheme, the frame is installed in the foundation pit, the lifting mechanism is installed between the lower layer of the vehicle plate and the frame, and the support mechanism is installed between the upper layer of the vehicle plate and the lower layer of the vehicle plate; the lifting mechanism includes two cross lifting plates, a side connecting column, a lifting cylinder and two positioning blocks;

[0008] When the vehicle plate is lifted, the stereo garage lifting device is in an initial state, the lower layer of the vehicle plate is located at a lower position in the foundation pit and is ready to receive a vehicle, the cross lifting plate is in a retracted state, the lifting cylinder is not started, the vehicle drives into a designated position on the upper layer of the vehicle plate, the lifting cylinder is started, the output end of the lifting cylinder starts to push the side connecting column, the two cross lifting plates start to expand, with the pushing of the lifting cylinder, the two movable ends of the cross lifting plate slide at the frame and the bottom of the lower layer of the vehicle plate, while the two hinged ends remain in a hinged state, the expansion of the cross lifting plate causes the lower layer of the vehicle plate to gradually rise, in the process of rising of the lower layer of the vehicle plate, the positioning block slides along the track groove, until the lower layer of the vehicle plate rises to a position close to the original upper layer of the vehicle plate, the lifting is completed, and the lower layer of the vehicle plate is ready to receive the next vehicle;

[0009] Through the arrangement of the frame, the upper layer of the vehicle plate, the lower layer of the vehicle plate and the lifting mechanism, the structure can bear the weight of the vehicle and the dynamic load, maintain the stability of the height, effectively prevent deformation caused by excessive stress, ensure the safety and reliability of the lifting process, and through the precise positioning mechanism and track guidance, the accurate movement of the lower layer of the vehicle plate in the vertical direction can be realized, deviation of the lifting track is avoided, the accuracy and safety of the parking operation are improved, full-automatic control simplifies the operation process, maximizes the parking capacity in a limited ground space, and effectively solves the problem of urban parking difficulty.

[0010] Optionally, the number of the lifting cylinders is multiple groups, the multiple groups of the lifting cylinders are arranged in sequence along the length direction of the mounting column, and the output end of any lifting cylinder is provided with a hinge for hinging with the side connecting column.

[0011] By adopting the above technical scheme, the number of lifting cylinders is multiple, and a hinge is arranged between the lifting cylinder and the side connecting column; through the number of lifting cylinders and the arrangement of the hinge, the coordinated work of the multiple lifting cylinders can generate greater lifting force, so that the system can easily cope with vehicles of different weights and sizes, further improving the stability and reliability of lifting, reducing the load of a single cylinder, prolonging the service life of the cylinder, and the design of the hinge enables the output end of the lifting cylinder to be flexibly connected with the side connecting column, further enhancing the stability and uniformity of the lifting movement.

[0012] Optionally, the intersection of the two cross lifting plates is provided with a connecting rod, and the two ends of the connecting rod are connected to the intersections on the inner sides of the two cross lifting plates.

[0013] By adopting the above technical scheme, the connecting rod is arranged at the intersection on the inner side of the two cross lifting plates; through the arrangement of the connecting rod, the connection between the cross lifting plates is strengthened, so that the entire lifting mechanism is more stable when bearing the weight and dynamic load of the vehicle, ensuring the stability and safety of the lifting process and improving the lifting efficiency.

[0014] Optionally, a linkage rod is arranged between the movable ends of the two cross lifting plates at the same axis position, and the linkage rod is arranged in parallel with the connecting rod.

[0015] By adopting the above technical scheme, the linkage rod is arranged at the movable ends of the two cross lifting plates at the same axis position; through the arrangement of the linkage rod, the linkage rod ensures the synchronization and coordination of the two cross lifting plates during the lifting process, so that the movable ends of the two cross lifting plates are expanded or contracted at the same speed and amplitude, keeping the lifting process stable and consistent, which helps to reduce the shaking and vibration during the lifting process and improve the stability of lifting.

[0016] Optionally, the support mechanism includes a plurality of support columns, and the plurality of support columns are arranged at the corners of the lower layer of the vehicle plate, respectively, one end of the support column is connected to the upper surface of the lower layer of the vehicle plate, and the other end of the support column is connected to the lower surface of the upper layer of the vehicle plate.

[0017] By adopting the above technical scheme, the support mechanism includes a plurality of support columns; through the arrangement of the plurality of support columns, the connection strength between the upper and lower layers of the vehicle plate is enhanced, so that the entire three-dimensional garage lifting device is more stable when bearing the weight and dynamic load of the vehicle, which helps to reduce the shaking and vibration during the lifting process and improve the accuracy and safety of parking, and at the same time, the support columns are arranged at the corners of the vehicle plate, fully utilizing the space, avoiding the arrangement of the support structure in the middle area of the vehicle plate, and ensuring the spaciousness and convenience of the parking area.

[0018] Optionally, a reinforcing rod is arranged between the adjacent support columns, the reinforcing rod is arranged on the top of the support column, two ends of the reinforcing rod are connected to two adjacent support columns respectively, and a reinforcing rib is arranged between any support column and the lower layer of the vehicle plate.

[0019] By adopting the above technical scheme, the reinforcing rod is welded and fixed between the adjacent support columns, the number of the reinforcing rods is multiple, and the reinforcing rib is welded and fixed between the support column and the lower layer of the vehicle plate; through the arrangement of the reinforcing rod and the reinforcing rib, the reinforcing rod enhances the connection between the adjacent support columns, forms a stable support structure, makes the stereo garage lifting device more stable when bearing the weight of the vehicle and dynamic load, reduces the deformation and damage caused by excessive stress, and the reinforcing rib further strengthens the connection between the support column and the lower layer of the vehicle plate, improves the strength and rigidity of the whole structure.

[0020] Optionally, the upper layer of the vehicle plate and the lower layer of the vehicle plate are provided with a car stop for limiting the wheels, and the car stop is provided with a reflective strip for warning.

[0021] By adopting the above technical scheme, the car stop is installed on the upper layer of the vehicle plate and the lower layer of the vehicle plate, and the reflective strip is attached to the car stop; through the arrangement of the car stop and the reflective strip, the car stop can effectively prevent the vehicle from exceeding the specified position during parking, ensure that the vehicle is parked neatly in the designated area, and ensure the safety of personnel and vehicles in the parking lot, and the reflective strip can reflect the light of the vehicle lamp at night or in bad weather conditions, so that the position of the car stop can be clearly seen, and the warning effect is enhanced.

[0022] Optionally, a plurality of angle plates are arranged on the frame, and a fastening bolt for fixing with the interior of the foundation pit is arranged on any angle plate.

[0023] By adopting the above technical scheme, the angle plate is welded and fixed on the frame, and the angle plate is installed in the foundation pit through the fastening bolt; through the arrangement of the angle plate and the foundation pit, the angle plate serves as a bridge connecting the frame and the foundation pit, and the stability of the whole structure is enhanced, the use of the fastening bolt ensures the close connection between the angle plate and the foundation pit, reduces the safety hazards caused by loosening, and facilitates installation and maintenance.

[0024] In summary, the present application has at least one of the following beneficial technical effects:

[0025] By setting the frame, upper layer of the vehicle plate, the lower layer of the vehicle plate and the lifting mechanism, the structure can withstand the weight and dynamic load of the vehicle, maintain high stability, effectively prevent deformation caused by excessive stress, ensure the safety and reliability of the lifting process, and through the precise positioning mechanism and trajectory guidance, the lower layer of the vehicle plate can be accurately moved in the vertical direction, avoiding the deviation of the lifting trajectory, improving the accuracy and safety of the parking operation, fully automatic control, simplifying the operation process, and maximizing the parking capacity in limited ground space, effectively solving the problem of urban parking difficulty.

[0026] By setting the number of lifting cylinders and the hinge, the coordinated work of multiple groups of lifting cylinders can generate greater lifting force, so that the system can easily handle vehicles of different weights and sizes, further improving the stability and reliability of lifting, reducing the load of a single cylinder, prolonging the service life of the cylinder, and the design of the hinge enables the output end of the lifting cylinder to be flexibly connected with the side connecting column, further enhancing the stability and uniformity of the lifting movement.

[0027] By setting several support columns, the connection strength between the upper and lower layers of the vehicle plate is enhanced, making the entire three-dimensional garage lifting device more stable when bearing the weight and dynamic load of the vehicle, helping to reduce shaking and vibration during lifting, and improving the accuracy and safety of parking, while the support columns are arranged at the corners of the vehicle plate, fully utilizing the space, avoiding the setting of support structures in the middle area of the vehicle plate, and ensuring the spaciousness and convenience of the parking area. BRIEF DESCRIPTION OF DRAWINGS

[0028] Figure 1 is a structural schematic diagram of a three-dimensional garage lifting device in an embodiment of the present application.

[0029] Figure 2 is a structural schematic diagram for embodying the lifting mechanism in an embodiment of the present application.

[0030] Figure 3 is a sectional view for embodying the connection relationship between the cross-type lifting plate and the lower layer of the vehicle plate in an embodiment of the present application.

[0031] Reference signs: 1, frame; 2, foundation pit; 21, trajectory groove; 3, lower layer of the vehicle plate; 4, upper layer of the vehicle plate; 5, support mechanism; 51, support column; 6, lifting mechanism; 61, cross-type lifting plate; 62, side connecting column; 63, lifting cylinder; 64, positioning block; 7, mounting column; 8, hinge; 9, connecting rod; 10, linkage rod; 11, reinforcing rod; 12, reinforcing rib; 13, car stopper; 14, reflective strip; 15, angle plate; 16, fastening bolt. DETAILED DESCRIPTION

[0032] The following will be described in conjunction with the drawingsFigures 1-3 The application is further described in detail.

[0033] The application discloses a stereo garage lifting device. Referring to Figure 1 and Figure 2 , the stereo garage lifting device comprises a frame 1, which is arranged in a foundation pit 2 in this embodiment, the foundation pit 2 is poured with concrete, and a plurality of angle plates 15 are welded and fixed on the frame 1, the plurality of angle plates 15 are arranged in the circumferential direction of the frame 1 in sequence, a fastening bolt 16 is installed on each angle plate 15, and the fastening bolt 16 is used for being fixed to the ground of the foundation pit 2; the angle plate 15 serves as a bridge connecting the frame 1 and the foundation pit 2, and the stability of the whole structure is enhanced, the use of the fastening bolt 16 ensures the close connection between the angle plate 15 and the foundation pit 2, reduces the security risks caused by loosening, and facilitates installation and maintenance.

[0034] Referring to Figure 1 and Figure 2 , a lower layer vehicle carrying plate 3 and an upper layer vehicle carrying plate 4 are installed above the frame 1 in sequence, the lower layer vehicle carrying plate 3 and the upper layer vehicle carrying plate 4 are the same in structure in this embodiment, a lifting mechanism 6 is installed between the frame 1 and the lower layer vehicle carrying plate 3, and a supporting mechanism 5 is installed between the lower layer vehicle carrying plate 3 and the upper layer vehicle carrying plate 4, the lifting mechanism 6 is used for lifting the lower layer vehicle carrying plate 3 and the upper layer vehicle carrying plate 4, and the supporting mechanism 5 is used for supporting the upper layer vehicle carrying plate 4.

[0035] Referring to Figure 1 and Figure 2 , the lifting mechanism 6 comprises two cross-shaped lifting plates 61, side edge connecting columns 62, lifting cylinders 63 and two positioning blocks 64, the cross-shaped lifting plate 61 in this embodiment is composed of two strip-shaped plates, the two strip-shaped plates are arranged in a cross shape and can rotate relative to each other at the intersection; the two cross-shaped lifting plates 61 are arranged relative to the frame 1, any cross-shaped lifting plate 61 is provided with two hinged ends and two movable ends, the single hinged end and the single movable end of the cross-shaped lifting plate 61 correspond to the frame 1, the other hinged end and the movable end of the cross-shaped lifting plate 61 correspond to the lower layer vehicle carrying plate 3, the two hinged ends are located on the same side, and the two movable ends are located on the other side, the two hinged ends of the cross-shaped lifting plate 61 are hingedly installed at the bottom of the frame 1 and the lower layer vehicle carrying plate 3 respectively, the two movable ends of the cross-shaped lifting plate 61 are movably connected at the bottom of the frame 1 and the lower layer vehicle carrying plate 3 respectively, and the frame 1 and the lower layer vehicle carrying plate 3 limit the running track of the movable end of the cross-shaped lifting plate 61 to prevent it from falling off.

[0036] Referring to Figure 1 and Figure 2The movable ends of the two cross-shaped lifting plates 61 at the same axial position are both provided with a linkage rod 10, and the number of the linkage rods 10 is two. The linkage rod 10 ensures the synchronization and coordination of the two cross-shaped lifting plates 61 during the lifting process, so that the movable ends of the two cross-shaped lifting plates 61 expand or shrink at the same speed and amplitude, keep the stability and consistency of the lifting process, help to reduce the shaking and vibration during the lifting process, and improve the stability of the lifting.

[0037] Referring to Figure 1 and Figure 3 Meanwhile, the intersection of the two cross-shaped lifting plates 61 is provided with a connecting rod 9, and the two ends of the connecting rod 9 are connected to the intersections on the inner sides of the two cross-shaped lifting plates 61. The connecting rod 9 strengthens the connection between the cross-shaped lifting plates 61, so that the whole lifting mechanism 6 is more stable when bearing the weight and dynamic load of the vehicle, ensures the stability and safety of the lifting process, and improves the lifting efficiency.

[0038] Referring to Figure 1 and Figure 3 The two ends of the side connecting column 62 are respectively installed between the two cross-shaped lifting plates 61, and a mounting column 7 is also installed between the two cross-shaped lifting plates 61. In this embodiment, the mounting column 7 is used for hinged installation of the cylinder body of the lifting cylinder 63. The output end of the lifting cylinder 63 is provided with a hinge piece 8, and the hinge piece 8 is hingedly installed on the side connecting column 62.

[0039] Referring to Figure 1 and Figure 3 In this embodiment, the number of the lifting cylinders 63 is multiple groups, and the multiple groups of lifting cylinders 63 are arranged in sequence along the length direction of the mounting column 7. The cooperative work of the multiple groups of lifting cylinders 63 can generate greater lifting force, so that the system can easily cope with vehicles of different weights and sizes, further improve the stability and reliability of the lifting, reduce the load of a single cylinder, prolong the service life of the cylinder, and the design of the hinge piece 8 enables the output end of the lifting cylinder 63 to be flexibly connected with the side connecting column 62, further enhancing the stability and uniformity of the lifting movement.

[0040] Referring to Figure 1 and Figure 2 Both of the two positioning blocks 64 are fixedly installed at the bottom of the lower layer vehicle loading plate 3, and the two positioning blocks 64 are located on the two sides of the length direction of the lower layer vehicle loading plate 3. In this embodiment, a track groove 21 is formed in the foundation pit 2, and the track groove 21 is formed along the height direction of the foundation pit 2. The track groove 21 can be used for sliding of the positioning block 64, and the number of the track grooves 21 is four. The two ends of a single positioning block 64 are respectively slidably arranged in two track grooves 21. The precise movement of the lower layer vehicle loading plate 3 in the vertical direction can be realized, the deviation of the lifting track is avoided, and the accuracy and safety of the parking operation are improved.

[0041] Referring to Figure 1 andFigure 2 The support mechanism 5 comprises a plurality of support columns 51, which are respectively arranged at each corner of the lower layer of the vehicle carrying plate 3. In this embodiment, the number of support columns 51 is four. The bottom end of each support column 51 is welded and fixed to the upper surface of the lower layer of the vehicle carrying plate 3, and the top end of each support column 51 is welded and fixed to the lower surface of the upper layer of the vehicle carrying plate 4. The connection strength between the upper and lower layers of the vehicle carrying plate is enhanced, so that the entire vertical garage lifting device is more stable when bearing the weight and dynamic load of the vehicle, which helps to reduce the shaking and vibration during lifting, improves the accuracy and safety of parking, and at the same time, the support columns 51 are arranged at the corners of the vehicle carrying plate, fully utilizing the space, avoiding the arrangement of support structures in the middle area of the vehicle carrying plate, and ensuring the spaciousness and convenience of the parking area.

[0042] Referring to Figure 1 and Figure 2 , a reinforcing rib 12 is welded and fixed between any support column 51 and the lower layer of the vehicle carrying plate 3. The reinforcing rib 12 further strengthens the connection between the support column 51 and the lower layer of the vehicle carrying plate 3, and improves the strength and rigidity of the entire structure.

[0043] Referring to Figure 1 and Figure 2 , a reinforcing rod 11 is welded and fixed between adjacent support columns 51. The reinforcing rod 11 is located at the top of the support column 51. The number of reinforcing rods 11 is four. Both ends of each reinforcing rib 12 are welded and fixed to two adjacent support columns 51. The reinforcing rod 11 enhances the connection between adjacent support columns 51, forms a stable support structure, and makes the vertical garage lifting device more stable when bearing the weight and dynamic load of the vehicle, reducing deformation and damage caused by excessive stress.

[0044] Referring to Figure 1 , the upper layer of the vehicle carrying plate 4 and the lower layer of the vehicle carrying plate 3 are both installed with a vehicle stopper 13. In this embodiment, the vehicle stopper 13 can be made of rubber material. The vehicle stopper 13 can effectively prevent the vehicle from exceeding the specified position during parking, ensure the vehicle to be parked neatly in the designated area, and protect the safety of personnel and vehicles in the parking lot. At the same time, a reflective strip 14 is pasted on each vehicle stopper 13. The reflective strip 14 can reflect the light of the vehicle lamp at night or in bad weather conditions, and the position of the vehicle stopper 13 can be clearly seen, enhancing the warning effect.

[0045] The implementation principle of the vertical garage lifting device is as follows: when the vehicle loading plate is lifted, the vertical garage lifting device is in an initial state, the lower vehicle loading plate 3 is located at a lower position in the foundation pit 2 and is ready to receive a vehicle, the cross lifting plate 61 is in a retracted state, the lifting cylinder 63 is not started, the vehicle drives into a designated position on the upper vehicle loading plate 4, the lifting cylinder 63 is started, the output end of the lifting cylinder 63 starts to push the side connecting column 62, the two cross lifting plates 61 start to expand, with the pushing of the lifting cylinder 63, the two movable ends of the cross lifting plate 61 slide at the bottom of the frame 1 and the lower vehicle loading plate 3, and the two hinged ends remain in a hinged state, the expansion of the cross lifting plate 61 causes the lower vehicle loading plate 3 to gradually rise, in the process of rising of the lower vehicle loading plate 3, the positioning block 64 slides along the track groove 21, and when the lower vehicle loading plate 3 rises to a position close to the original upper vehicle loading plate 4, the lifting is completed, and the lower vehicle loading plate 3 is ready to receive the next vehicle;

[0046] Through the frame 1, the upper vehicle loading plate 4, the lower vehicle loading plate 3 and the lifting mechanism 6, the structure can bear the weight and dynamic load of the vehicle, maintain the stability of the height, effectively prevent deformation caused by excessive force, ensure the safety and reliability of the lifting process, and through the precise positioning mechanism and track guidance, the accurate movement of the lower vehicle loading plate 3 in the vertical direction can be realized, deviation of the lifting track is avoided, the accuracy and safety of the parking operation are improved, full-automatic control simplifies the operation process, the parking capacity can be maximized in limited ground space, and the problem of urban parking difficulty is effectively solved.

[0047] The above are preferred embodiments of the application, and do not limit the protection scope of the application, therefore: any equivalent changes made on the structure, shape, principle of the application should be covered in the protection scope of the application.

Claims

1. A stereo garage lifting device comprising a frame (1) arranged in a foundation pit (2), characterized in that: The frame (1) is provided with a lower layer of vehicle loading plate (3) and an upper layer of vehicle loading plate (4), the lower layer of vehicle loading plate (3) and the upper layer of vehicle loading plate (4) are provided with a support mechanism (5), the frame (1) and the lower layer of vehicle loading plate (3) are provided with a lifting mechanism (6), the lifting mechanism (6) comprises two cross lifting plates (61), side connecting columns (62), lifting cylinders (63) and two positioning blocks (64), the two cross lifting plates (61) are oppositely arranged, any one of the cross lifting plate (61) is provided with two hinged ends and two movable ends, the two hinged ends of the cross lifting plate (61) are hingedly arranged on the bottom of the frame (1) and the lower layer of vehicle loading plate (3) respectively, the two movable ends of the cross lifting plate (61) are movably connected to the bottom of the frame (1) and the lower layer of vehicle loading plate (3) respectively, the two ends of the side connecting column (62) are connected between the two cross lifting plates (61), the mounting column (7) for mounting the lifting cylinder (63) is further arranged between the two cross lifting plates (61), the output end of the lifting cylinder (63) is hingedly connected to the side connecting column (62), the two positioning blocks (64) are connected to the two sides of the length direction of the lower layer of vehicle loading plate (3) respectively, and the track groove (21) for sliding the positioning block (64) is formed in the foundation pit (2).

2. The stereo garage lifting device according to claim 1, characterized in that: The number of the lifting cylinders (63) is multiple groups, and the multiple groups of the lifting cylinders (63) are sequentially arranged along the length direction of the mounting column (7), and the output end of any one of the lifting cylinders (63) is provided with a hinge piece (8) for being hingedly connected with the side connecting column (62).

3. The stereo garage lifting device according to claim 1, characterized in that: The intersection of the two cross lifting plates (61) is commonly provided with a connecting rod (9), and the two ends of the connecting rod (9) are connected to the intersection inside the two cross lifting plates (61) respectively.

4. The stereo garage lifting device according to claim 3, characterized in that: The movable ends of the two cross lifting plates (61) at the same axis position are provided with a linkage rod (10), and the linkage rod (10) is arranged in parallel with the connecting rod (9).

5. The stereo garage lifting device according to claim 1, characterized in that: The support mechanism (5) comprises a plurality of support columns (51), and the plurality of support columns (51) are arranged at the corners of the lower layer of vehicle loading plate (3) respectively, one end of the support column (51) is connected to the upper surface of the lower layer of vehicle loading plate (3), and the other end of the support column (51) is connected to the lower surface of the upper layer of vehicle loading plate (4).

6. A stereo garage lifting device according to claim 5, characterized in that: The adjacent support columns (51) are provided with a reinforcing rod (11), the reinforcing rod (11) is arranged at the top of the support column (51), and the two ends of the reinforcing rod (11) are connected to the two adjacent support columns (51) respectively, and the support column (51) and the lower layer of vehicle loading plate (3) are provided with a reinforcing rib (12).

7. The stereo garage lifting device according to claim 5, characterized in that: The upper layer of vehicle loading plate (4) and the lower layer of vehicle loading plate (3) are provided with a car stop (13) for limiting the wheels, and the car stop (13) is provided with a reflective strip (14) for warning.

8. The stereo garage lifting device according to claim 1, characterized in that: The frame (1) is provided with a plurality of angle plates (15), and any one of the angle plates (15) is provided with a fastening bolt (16) for being fixed with the inside of the foundation pit (2).

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