CN112412137B - Turntable assembly for stereo garage - Google Patents

Abstract

The invention discloses a turntable assembly for a stereo garage, and relates to the field of stereo garages. Comprises a turntable device, a car frame and a centering device for correcting the centering of the car; the car frame is arranged in the middle of the turntable device and is driven by the turntable device to rotate horizontally; the centering device is arranged on the car frame; the centering device comprises two front wheel press wheel assemblies, two rear wheel press wheel assemblies and two driving mechanisms; the two front wheel pinch roller assemblies are symmetrically arranged at the front wheel brackets at the two sides, and the two rear wheel pinch roller assemblies are symmetrically arranged at the rear wheel brackets at the two sides; one of the driving mechanisms is connected between the two front wheel press wheel assemblies so as to drive the front wheel press wheel assemblies on two sides; the other driving mechanism is connected between the two rear wheel press wheel assemblies so as to drive the rear wheel press wheel assemblies on two sides. The invention not only can be used for transferring the direction of the vehicle entering the garage, but also can utilize the centering device to extrude the front wheel and the rear wheel of the vehicle from the two sides of the vehicle entering the garage in opposite directions, thereby realizing the centering and the correction of the vehicle.

Description

Turntable assembly for stereo garage

Technical Field

The invention relates to the field of stereo garages, in particular to a turntable assembly for a stereo garage.

Background

With the rapid growth of cities in China, people have increasingly rich lives, the production, sales and retention of automobiles are increased continuously, and parking difficulty is an important problem troubling owners. Therefore, more and more ground and underground spaces use stereo garages, which are equipment capable of storing a plurality of automobiles in limited ground spaces, and become an important way for solving the parking difficulty. Actually, the research and development of the three-dimensional parking equipment in the beginning of 90 s in China has been progressed in nearly two decades. As the proportion of the residents to the parking spaces in a plurality of newly built communities is 1:1, in order to solve the contradiction between the occupied area of the parking spaces and the commercial area of the residents, the stereoscopic parking equipment is accepted by the majority of users due to the unique characteristic that the average occupied area of a single vehicle is small.

The turntable assembly is a common device in a stereo garage and has the function of rotating a vehicle parked on the turntable assembly by 180 degrees, thereby realizing the parking mode of entering and exiting the garage before the vehicle enters and exits the garage, and facilitating the use of a user. For example, there is a turntable for a planar mobile stereo garage (No. CN206785049U, No. 2017.12.22), a rotary driving mechanism and a supporting mechanism are arranged at the bottom of an outer circular frame of a support of a panel frame, a groove is arranged at the middle position of the panel frame, longitudinal beams are arranged at the tops of two sides of the groove, a comb tooth group ia and a comb tooth group iia are symmetrically arranged at the inner sides of the longitudinal beams, a lifting comb tooth mechanism is arranged in the groove, the lifting comb tooth mechanism comprises a support frame, rails are arranged at two sides of the top of the support frame, a car baffle is arranged at the front end of the support frame, a comb tooth group is arranged on the support frame corresponding to the car baffle, a transmission shaft is arranged at the middle position of the support frame, two ends of the transmission shaft are respectively connected with a transmission motor, two ends of the transmission shaft penetrate through the transmission motor and then are connected with gears, and gear bars are arranged at two ends of the support frame by matching with the gears.

In the process of parking and warehousing by using the comb-teeth trolley, if the vehicle is not parked in the middle position of the comb-teeth trolley or the vehicle head or the vehicle tail is not parked on the comb-teeth trolley and the condition that the vehicle head or the vehicle tail inclines to one side of the comb-teeth trolley occurs, the vehicle is directly transported into the garage and possibly scrapes the two sides of the vehicle body, and the vehicle needs to be centered and corrected at the moment. However, the existing turntable assembly can only realize the turning of the head of the vehicle, and cannot correct the centering of the vehicle.

Disclosure of Invention

Technical problem to be solved by the invention

Aiming at the problem that the existing turntable assembly cannot center and correct the vehicle, the invention provides the turntable assembly for the stereo garage, which not only can be used for adjusting the direction of the vehicle entering the garage, but also can utilize a centering device to extrude front and rear wheels of the vehicle from two sides of the vehicle entering the garage in opposite directions, so that the vehicle entering the garage is moved to the middle position of the car frame, and the vehicle is centered and corrected.

Technical scheme

In order to solve the problems, the technical scheme provided by the invention is as follows:

a turntable assembly for a stereo garage, comprising:

a turntable device; and

a car frame provided in a middle of the turntable device; and

and the centering device is arranged on the car frame and extrudes the front wheels and the rear wheels from two sides of the warehousing vehicle so as to move the warehousing vehicle to the middle position of the car frame.

Further, the car frame includes:

a car bottom frame; and

the car bottom frame is characterized in that the car bottom frame is symmetrically arranged on two car panels on two sides of the top of the car bottom frame, front wheel supports and rear wheel supports which are arranged in a comb shape are symmetrically arranged on the car panels, and roller groups are arranged on the front wheel supports and the front wheel supports.

Further, the centering device includes:

the two front wheel pressure wheel assemblies are symmetrically arranged at the front wheel brackets at two sides; and

the two rear wheel pressure wheel assemblies are symmetrically arranged at the rear wheel brackets at two sides; and

and one of the driving mechanisms is connected between the two front wheel pressure wheel assemblies so as to drive the front wheel pressure wheel assemblies on the two sides to extrude the front wheels of the warehousing vehicle from the two sides of the warehousing vehicle in opposite directions, and the other driving mechanism is connected between the two rear wheel pressure wheel assemblies so as to drive the rear wheel pressure wheel assemblies on the two sides to extrude the rear wheels of the warehousing vehicle from the two sides of the warehousing vehicle in opposite directions.

Further, the drive mechanism includes:

the output shaft of the motor is upwards arranged at the bottom of the car bottom frame; and

the rotating assembly is vertically arranged on the output shaft and symmetrically extends towards two sides of the output shaft; and

and one opposite ends of the two main connecting rods are respectively and movably connected to the parts of the rotating assembly, which are positioned on the two sides of the output shaft, and the other ends of the two main connecting rods are respectively and movably connected with the front wheel pinch roller assemblies or the rear wheel pinch roller assemblies corresponding to the two sides.

Further, the front wheel roller assembly includes:

a first pressure roller on the upper side of the front wheel bracket, which is parallel to the symmetrical center line of the cage frame; and

the first rotating shaft is parallel to the first press roller and is arranged at the lower part of the car bottom frame; and

and the middle part of one first connecting rod is hinged with the end part of the corresponding main connecting rod.

Further, the rear wheel roller assembly includes:

a second pressure roller on the upper side of the rear wheel bracket, which is parallel to the symmetrical center line of the cage frame; and

the second rotating shaft is parallel to the second press roller and is arranged at the lower part of the car bottom frame; and

two second connecting rods connected between the second press roller and the second rotating shaft; and

and one end of the driving connecting rod is fixedly connected to the second rotating shaft, and the other end of the driving connecting rod is hinged to the end part of the corresponding main connecting rod.

Further, the swivel assembly includes:

a main rotary member vertically mounted on the output shaft and symmetrically extending to both sides of the output shaft; and

the two floating connecting mechanisms are arranged on the upper side of the main rotating component and are in central symmetry around the output shaft;

the two main connecting rods are respectively connected to the two floating connecting mechanisms.

Further, the floating connection mechanism includes:

a support fixed to an upper side of the main revolving member; and

the bolt with the gasket is movably arranged on the support so as to be capable of moving back and forth along the length direction of the bolt; and

the spring is sleeved on the rear section of the bolt and clamped between the support and the gasket on the bolt; and

an auxiliary rotary member having one end connected to a front end of the bolt and the other end horizontally extending toward an end of the main rotary member to form a free end; and

two blocking members fixed to the main rotary member, the two blocking members being symmetrically disposed on both sides of a free end of the sub rotary member;

the main connecting rod is connected to the middle of the auxiliary rotating member.

Furthermore, two sides of one end of each main rotating component are symmetrically provided with buffer blocks, and the buffer blocks are fixed at the bottom of the car platform frame.

Further, the surfaces of the first press roll and the second press roll are wrapped with flexible materials.

Advantageous effects

Compared with the prior art, the technical scheme provided by the invention has the following beneficial effects:

(1) the turntable assembly for the stereo garage can be used for adjusting the direction of a vehicle entering the garage, and can also be used for extruding front and rear wheels of the vehicle from two sides of the vehicle entering the garage in opposite directions by using the centering device to move the vehicle entering the garage to the middle position of the car frame so as to realize centering and correction of the vehicle;

(2) according to the turntable assembly for the stereo garage, the roller groups are arranged on the front wheel bracket and the front wheel bracket, so that the resistance between wheels and the front wheel bracket can be reduced, and the energy consumption of equipment in the process of moving, correcting and warehousing vehicles is reduced;

(3) according to the turntable assembly for the stereo garage, the two driving mechanisms respectively and independently drive the front wheel press wheel assembly and the rear wheel press wheel assembly, the head and the tail of a vehicle body of a vehicle entering the garage can be respectively and independently corrected, the energy consumption of equipment is saved, and the turntable assembly is suitable for correcting the deviation of one end of the vehicle head or the vehicle tail; the whole vehicle can be centered and corrected at the same time, and the working efficiency is improved;

(4) according to the turntable assembly for the stereo garage, the centering device adopts a multi-connecting-rod structure, so that a single motor can drive the press rollers on two sides simultaneously, and the energy consumption of equipment is further reduced; in addition, when the pressing roller on one side of the garage vehicle body pushes the body, the pressing roller on the other side synchronously acts, so that the displacement end point of the garage vehicle can be positioned, and accurate centering is guaranteed;

(5) according to the turntable assembly for the stereo garage, the floating connecting mechanism is arranged between the main rotary component and the corresponding main connecting rod, so that the starting resistance of a motor can be reduced, the instantaneous energy consumption is reduced, and the instantaneous impact on the connecting points among the components in the centering device is avoided, so that the service life of the centering device can be prolonged;

(6) according to the turntable assembly for the stereo garage, the buffer blocks are symmetrically arranged on two sides of one end of each main rotating component, so that the horizontal rotating stroke of the main rotating components can be positioned;

(7) according to the turntable assembly for the stereo garage, the surfaces of the first press roller and the second press roller are wrapped with the flexible materials, and the wheels can be prevented from being damaged when the first press roller and the second press roller are in contact with the wheels of vehicles entering the garage.

Drawings

FIG. 1 is a left side view of the turntable assembly for a stereo garage of the present invention;

FIG. 2 is a top view of the carousel apparatus;

fig. 3 is a top view of the car frame and centering device combination;

fig. 4 is a left side view of the car frame and centering device combination;

fig. 5 is a top view of the car frame;

FIG. 6 is a top view of the front wheel centering device;

FIG. 7 is a top view of the rear wheel centering device;

FIG. 8 is a top view of the swivel assembly;

FIG. 9 is a front view of the swivel assembly;

FIG. 10 is a left side view of the swivel assembly;

in the drawings: 1. a turntable device; 11. a fixed base; 12. a slewing bearing; 13. a movable base; 14. a half-moon turntable;

2. a car frame; 21. a car panel; 211. a front wheel bracket; 212. a rear wheel support; 22. a car bottom frame; 221. a motor mounting beam; 222. a bearing support; 223. a buffer block;

3. a centering device; 31. a front wheel pinch roller assembly; 311. a first press roll; 312. a first rotating shaft; 313. a first link; 32. a rear wheel pinch roller assembly; 321. a second press roll; 322. a second rotating shaft; 323. a second link; 324. a drive link; 33. a drive mechanism; 331. a motor; 332. a swivel assembly; 3321. a main rotating member; 3322. a support; 3323. a bolt; 3324. a secondary revolving member; 3325. a spring; 3326. a blocking member; 333. a master link.

Detailed Description

The following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings for a purpose of helping those skilled in the art to more fully, accurately and deeply understand the concept and technical solution of the present invention and to facilitate its implementation.

Example 1

The embodiment provides a turntable assembly for a stereo garage, which comprises a turntable device 1, a car frame 2 and a centering device 3 for correcting vehicle centering, wherein the turntable device 1 is arranged on the car frame; the car frame 2 is arranged in the middle of the turntable device 1 and is driven by the turntable device 1 to rotate horizontally; the centering device 3 is mounted on the car frame 2. When parking and warehousing, warehousing vehicles are conveyed into the turntable assembly through the comb-shaped trolley and ride on the car frame 2, front wheels and rear wheels of the warehousing vehicles are oppositely extruded from two sides of the warehousing vehicles on the car frame 2 by the centering device 3, so that the warehousing vehicles are moved to the center position of the car frame 2, and centering and correction of the vehicles are realized.

The turntable assembly for a stereo garage in the present embodiment is specifically described below with reference to fig. 1 to 10.

The turntable device 1 in this embodiment includes a fixed base 11, a pivoting support 12, a movable base 13, and two meniscus turntables 14. Slewing bearing 12 is installed in fixed base 11 middle part, and movable base 13 is installed at slewing bearing 12 upside, and two semilunar turntables 14 are installed on movable base 13 symmetrically.

The car frame 2 is mounted on a movable base 13 and is located between two crescent-shaped turntables 14. The car frame 2 in this embodiment includes a car bottom frame 22 and a car panel 21. The car bottom frame 22 is mounted on the movable base 13. The car panel 21 has two, and two car panels 21 symmetry sets up car bottom frame 22 top both sides, both sides car panel 21 goes up the symmetry and is provided with front wheel support 211 and the rear wheel support 212 that is the broach form and arranges, all be provided with the roller train on front wheel support 211 and the rear wheel support 212. In the scheme, in the process of moving the warehousing vehicle by using the centering device 3, the roller group can reduce the resistance between the wheels and the front wheel bracket 211 and the rear wheel bracket 212, and reduce the energy consumption of equipment in the process of moving and correcting the warehousing vehicle.

The centering device 3 in this embodiment includes two front wheel assemblies 31, two rear wheel assemblies 32, and two drive mechanisms 33. The two front wheel pinch roller assemblies 31 are symmetrically arranged at the front wheel brackets 211 at two sides, and the two rear wheel pinch roller assemblies 32 are symmetrically arranged at the rear wheel brackets 212 at two sides; one of the driving mechanisms 33 is connected between the two front wheel pressure wheel assemblies 31 to drive the front wheel pressure wheel assemblies 31 on the two sides to oppositely press the front wheels of the warehousing vehicle from the two sides of the warehousing vehicle; the other driving mechanism 33 is connected between the two rear wheel pressure wheel assemblies 32 to drive the rear wheel pressure wheel assemblies 32 on both sides to press the rear wheels of the garage vehicle from both sides of the garage vehicle toward each other. In the scheme, the two driving mechanisms 33 respectively and independently drive the front wheel press wheel assembly 31 and the rear wheel press wheel assembly 32, so that the head and the tail of the vehicle body of the warehousing vehicle can be respectively and independently corrected, the energy consumption of equipment is saved, and the device is suitable for correcting the deviation of one end of the vehicle head or the vehicle tail; the whole vehicle can be centered and corrected at the same time, and the working efficiency is improved.

Example 2

The basic structure of the turntable assembly for a stereo garage in this embodiment is the same as that of embodiment 1, and the improvement is that the structure of the centering device 3 is specifically described as follows with reference to fig. 3 to 7:

the driving mechanism 33 includes a motor 331, a swivel assembly 332, and two master links 333. The bottom of the car bottom frame 22 is provided with a motor mounting beam 221, the motor 331 is mounted on the corresponding motor mounting beam 221, and an output shaft of the motor 331 is vertically upward; the rotating assembly 332 is vertically installed on the output shaft, and two ends of the rotating assembly 332 symmetrically extend towards two sides of the output shaft; the opposite ends of the two main connecting rods 333 are respectively movably connected to the rotating component 332, and the connection points are respectively positioned at the two sides of the output shaft; the other ends of the two main connecting rods 333 are movably connected with the front wheel pinch roller assemblies 31 or the rear wheel pinch roller assemblies 32 corresponding to the two sides respectively. In the scheme, when the warehousing vehicle is corrected and centered on the turntable assembly, the motor 331 drives the rotary component 332 to horizontally rotate, the main connecting rods 333 at two sides are pulled, the front wheel pressing wheel component 31 or the rear wheel pressing wheel component 32 is driven by the main connecting rods 333 to move, and the deviated warehousing vehicle is extruded and pushed to the center position of the car frame 2; after the correction is completed, the motor 331 rotates reversely to drive the front wheel pressure wheel assembly 31 or the rear wheel pressure wheel assembly 32 to return.

The front wheel roller assembly 31 includes a first roller 311, a first rotating shaft 312, and two first links 313. The first pressure roller 311 is located at an upper side of the front wheel bracket 211 and is parallel to a symmetrical center line of the car frame 2. The lower portion of the car bottom frame 22 is provided with a plurality of bearing supports 222, the first rotating shaft 312 is mounted on the corresponding bearing support 222, and the first rotating shaft 312 and the first press roller 311 are parallel to each other. Two first connecting rods 313 are connected between the first press roller 311 and the first rotating shaft 312, wherein the middle part of one first connecting rod 313 is movably connected with the end part of the corresponding main connecting rod 333, and the main connecting rod 333 is hinged with the first connecting rod 313 in the embodiment. In the scheme, after the driving mechanism 33 connected with the two front wheel press wheel assemblies 31 is started, the two main connecting rods 333 in the driving mechanism 33 respectively drive the front wheel press wheel assemblies 31 on the two sides to rotate around the respective first rotating shafts 312, so that the first press roller 311 in one front wheel press wheel assembly 31 contacts with the front wheels of the warehousing vehicle and moves towards the middle of the car frame 2, and the head of the warehousing vehicle is corrected and centered.

The rear wheel roller assembly 32 includes a second roller 321, a second rotating shaft 322, two second links 323, and a driving link 324. The second pressure roller 321 is located on the upper side of the rear wheel bracket 212 and is parallel to the symmetrical center line of the car frame 2. The second rotating shaft 322 is installed on the corresponding bearing bracket 222 at the lower part of the car bottom frame 22, and the second rotating shaft 322 and the second rolling wheel 321 are parallel to each other. Two second links 323 are connected between the second press roller 321 and the second rotating shaft 322. One end of the driving link 324 is fixedly connected to the second rotating shaft 322, and the other end is movably connected to the end of the corresponding main link 333, in this embodiment, the driving link 324 is hinged to the main link 333. In the scheme, after the driving mechanism 33 connected with the two rear wheel press wheel assemblies 32 is started, the two main connecting rods 333 in the driving mechanism 33 respectively drive the rear wheel press wheel assemblies 32 on the two sides to rotate around the respective second rotating shafts 322, so that the second press roller 321 in one rear wheel press wheel assembly 32 on one side contacts with the rear wheels of the warehousing vehicle and moves towards the middle of the car frame 2, and the tail part of the warehousing vehicle is corrected and centered.

In the turntable assembly for a stereo garage in this embodiment, the centering device 3 adopts a multi-link structure, so that the single motor 331 drives the first press roller 311 or the second press roller 321 on both sides simultaneously, and the energy consumption of the device is further reduced. In addition, when the pressing roller on one side of the garage vehicle body pushes the body, the pressing roller on the other side synchronously acts, so that the displacement end point of the garage vehicle can be positioned, and accurate centering is guaranteed.

Example 3

The basic structure of the turntable assembly for a stereo garage in this embodiment is the same as that in embodiment 2, and the improvement lies in the structure of the rotating component 332, which is shown in fig. 8 to 10 and specifically described as follows:

the swivel assembly 332 includes a main swivel member 3321 and two floating connections. A main rotary member 3321 maintaining a horizontal state, the main rotary member 3321 being vertically installed on an output shaft of the motor 331 and symmetrically extending to both sides of the output shaft; the two floating connection mechanisms are arranged on the upper side of the main rotary member 3321 and are centrosymmetric around the output shaft.

The floating connections each include a mount 3322, a bolt 3323 with a washer, a spring 3325, a secondary swivel member 3324, and two blocking members 3326. Wherein: a support 3322 fixed to the upper side of the main rotary member 3321; the bolt 3323 is arranged on the support 3322, and the bolt 3323 is movably matched with the support 3322 and can move back and forth along the length direction of the bolt 3323; a spring 3325 is sleeved on the rear section of the bolt 3323 and clamped between the support 3322 and a gasket on the bolt 3323; one end of the sub-rotary member 3324 is connected to the front end of the bolt 3323, and the other end extends horizontally toward the end of the main rotary member 3321 to form a free end; the blocking member 3326 is fixed to the main rotary member 3321, and two blocking members 3326 are symmetrically disposed at both sides of the free end of the sub rotary member 3324.

The end of the corresponding main link 333 is movably connected to the middle of the sub swing member 3324. In the present embodiment, the main link 333 is hinged to the corresponding sub-rotary member 3324.

In the turntable assembly for a stereo garage in this embodiment, the floating connection mechanism is disposed between the main rotary member 3321 and the corresponding main connecting rod 333, so that the starting resistance of the motor 331 can be reduced, the instantaneous energy consumption can be reduced, and the instantaneous impact on the connection point between the members in the centering device 3 can be avoided. Therefore, the service life of the centering device 3 can be extended.

Example 4

The basic structure of the turntable assembly for a stereo garage in this embodiment is the same as that of embodiment 3, and the improvement is that, as shown in fig. 3 and 5, buffer blocks 223 are symmetrically arranged on both sides of one end of each main rotating member 3321, and the buffer blocks 223 are fixed at the bottom of the car platform frame 22. In this embodiment, the buffer block 223 is used to position the horizontal rotation stroke of the main rotary member 3321. The buffer block 223 is made of a flexible material such as urethane rubber, and can prevent the main pivotal member 3321 from being damaged when contacting the main pivotal member 3321.

Example 5

The basic structure of the turntable assembly for the stereo garage in the embodiment is the same as that of the embodiment 3, and the improvement is that the surfaces of the first press roller 311 and the second press roller 321 are wrapped with flexible materials, so that wheels can be prevented from being damaged when the turntable assembly is in contact with the wheels of vehicles entering the garage. In the embodiment, the flexible material is preferably polyurethane rubber, so that the wear resistance is high, the corrosion resistance and the aging resistance are high, and the service life is long.

The present invention and its embodiments have been described above schematically, without limitation, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching, without departing from the spirit of the invention, the person skilled in the art shall not inventively design the similar structural modes and embodiments to the technical solution, but shall fall within the scope of the invention.

Claims (5)

1. The utility model provides a carousel assembly for stereo garage which characterized in that includes:

a turntable device (1); and

a car frame (2) provided in the middle of the turntable device (1); and

the centering device (3) is arranged on the car frame (2) and extrudes front and rear wheels from two sides of the warehousing vehicle in opposite directions so as to move the warehousing vehicle to the middle position of the car frame (2);

the car frame (2) comprises: the elevator car comprises a car bottom frame (22) and two car panels (21) symmetrically arranged on two sides of the top of the car bottom frame (22), wherein front wheel supports (211) and rear wheel supports (212) arranged in a comb-tooth shape are symmetrically arranged on the car panels (21) on the two sides, and roller sets are arranged on the front wheel supports (211) and the rear wheel supports (212);

the centering device (3) comprises: two front wheel pinch roller assemblies (31) symmetrically arranged at the front wheel brackets (211) at two sides; and two rear wheel pinch roller assemblies (32) symmetrically arranged at the rear wheel brackets (212) at two sides; the two driving mechanisms (33), wherein one driving mechanism (33) is connected between the two front wheel press wheel assemblies (31) to drive the front wheel press wheel assemblies (31) on the two sides to oppositely press the front wheels of the warehousing vehicle from the two sides of the warehousing vehicle, and the other driving mechanism (33) is connected between the two rear wheel press wheel assemblies (32) to drive the rear wheel press wheel assemblies (32) on the two sides to oppositely press the rear wheels of the warehousing vehicle from the two sides of the warehousing vehicle;

the drive mechanism (33) includes: a motor (331) having an output shaft thereof installed upward at the bottom of the car bottom frame (22); and a swivel assembly (332) vertically mounted on the output shaft and symmetrically extending to both sides of the output shaft; the opposite ends of the two main connecting rods (333) are respectively movably connected to the parts of the rotating assembly (332) positioned at the two sides of the output shaft, and the other ends of the two main connecting rods are respectively movably connected with the front wheel pinch roller assemblies (31) or the rear wheel pinch roller assemblies (32) corresponding to the two sides;

the swivel assembly (332) comprises: a main rotary member (3321) vertically mounted on the output shaft and symmetrically extending to both sides of the output shaft; the two floating connecting mechanisms are arranged on the upper side of the main rotating member (3321) and are in central symmetry around the output shaft; the two main connecting rods (333) are respectively connected to the two floating connecting mechanisms;

the floating connection mechanism includes: a support (3322) fixed to an upper side of the main rotating member (3321); and a bolt (3323) with a gasket movably provided on the support (3322) to be movable forward and backward in a length direction thereof; and a spring (3325) which is sleeved on the rear section of the bolt (3323) and clamped between the support (3322) and a gasket on the bolt (3323); and a sub-rotating member (3324) having one end connected to the tip of the bolt (3323) and the other end horizontally extending toward the end of the main rotating member (3321) to form a free end; and two blocking members (3326) fixed to the main rotary member (3321), the two blocking members (3326) being symmetrically disposed at both sides of a free end of the sub rotary member (3324); the main link (333) is hinged at the middle of the sub swing member (3324).

2. The turntable assembly for a stereo garage according to claim 1, wherein the front wheel press wheel assembly (31) comprises:

a first pressure roller (311) on the upper side of the front wheel bracket (211), which is parallel to the symmetrical center line of the car frame (2); and

a first rotating shaft (312) parallel to the first press roller (311) and installed at a lower portion of the car bottom frame (22); and

two first connecting rods (313) connected between the first press roller (311) and the first rotating shaft (312), wherein the middle part of one first connecting rod (313) is hinged with the end part of the corresponding main connecting rod (333).

3. The turntable assembly for a stereo garage of claim 2, wherein the rear wheel press wheel assembly (32) comprises:

a second pressure roller (321) on the upper side of the rear wheel bracket (212) parallel to the symmetrical center line of the car frame (2); and

a second rotating shaft (322) parallel to the second press roller (321) and installed at a lower portion of the car bottom frame (22); and

two second connecting rods (323) connected between the second press roller (321) and the second rotating shaft (322); and

and one end of each driving connecting rod (324) is fixedly connected to the second rotating shaft (322), and the other end of each driving connecting rod is hinged with the end of the corresponding main connecting rod (333).

4. The turntable assembly for a stereo garage of claim 1, wherein: each one end both sides of main revolving member (3321) all are provided with buffer block (223) symmetrically, buffer block (223) are fixed car underframe (22) bottom.

5. The turntable assembly for a stereo garage of claim 2 or 3, wherein: the surfaces of the first press roller (311) and the second press roller (321) are wrapped with flexible materials.

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