CN112412137B - A turntable assembly for a three-dimensional 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

A turntable assembly for a three-dimensional garage

technical field

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

Background technique

With the rapid growth of cities in our country, people's lives are becoming more and more prosperous, and the production, sales and ownership of automobiles are increasing continuously. Parking is an important problem that plagues car owners. Now the problem of parking difficulties has begun to shift from large cities to medium-sized cities. spread. Therefore, more and more ground and underground spaces use three-dimensional garages, which are equipment that can store multiple cars in limited ground space, and have become an important way to solve parking difficulties. In fact, China began to research and develop three-dimensional parking equipment in the early 1990s, and it has been nearly 20 years since then. Since the ratio of residents to parking spaces in many newly built communities is 1:1, in order to solve the contradiction between the area of parking spaces and the commercial area of residents, the three-dimensional parking equipment has been accepted by the majority of users due to its unique characteristics of small average bicycle area. .

The turntable assembly is a commonly used equipment in the three-dimensional garage. Its function is to rotate the vehicle parked on it by 180°, so as to realize the parking method of entering and leaving the garage before entering the garage, so as to facilitate the use of users. For example, there is an existing turntable for a plane mobile three-dimensional garage (authorization announcement number: CN206785049U, authorization announcement date: 2017.12.22), a rotary drive mechanism and a supporting mechanism are arranged at the bottom of the supporting outer frame of the disk surface frame, and the middle position of the disk surface frame is set Groove, longitudinal beams are arranged on the top of both sides of the groove, comb tooth group IA and comb tooth group IIA are symmetrically arranged on the inner side of the longitudinal beam, and a lifting comb tooth mechanism is arranged in the groove. The track, the front end of the support frame is provided with a baffle plate, the comb tooth group is set on the support frame corresponding to the baffle plate, the middle position of the support frame is set with a transmission shaft, the two ends of the transmission shaft are respectively connected to the transmission motor, and the two ends of the transmission shaft pass through the transmission motor The gears are connected at the rear, and gear racks are arranged at both ends of the support frame in cooperation with the gears.

In the process of using the comb-tooth trolley to park and store, if the vehicle is not parked in the center of the comb-tooth trolley, or is parked incorrectly on the comb-tooth trolley, the front or rear of the car is inclined to the side of the comb-tooth trolley. If it is transported directly into the garage, it may be scratched on both sides of the body, and the vehicle needs to be centered at this time. However, the existing turntable assembly can only realize the rotation of the front of the vehicle, but cannot correct the centering of the vehicle.

SUMMARY OF THE INVENTION

The technical problem to be solved by the invention

Aiming at the problem that the existing turntable assembly cannot align and correct the vehicle, the present invention provides a turntable assembly for a three-dimensional garage, which can not only be used to adjust the direction of the vehicle in the garage, but also can use the centering device to adjust the direction of the vehicle from the garage. The front and rear wheels of the vehicle are pressed toward each other on both sides, and the storage vehicle is moved to the center position of the car frame, so as to realize the centering correction of the vehicle.

Technical solutions

In order to solve the above-mentioned problems, the technical scheme provided by the present invention is:

A turntable assembly for a three-dimensional garage, comprising:

turntable devices; and

a car frame, which is arranged in the middle of the turntable device; and

The centering device is arranged on the car frame, and squeezes the front and rear wheels from both sides of the storage vehicle to move the storage vehicle to the center position of the car frame.

Further, the car frame includes:

the car bottom frame; and

The two car panels are symmetrically arranged on both sides of the top of the car bottom frame, and the front wheel brackets and the rear wheel brackets arranged in a comb-like shape are symmetrically arranged on the car panels on both sides. Both the bracket and the front wheel bracket are provided with roller groups.

Further, the centering device includes:

two front wheel pressing wheel assemblies symmetrically arranged at the front wheel brackets on both sides; and

two rear wheel pressing wheel assemblies symmetrically arranged at the rear wheel brackets on both sides; and

Two driving mechanisms, wherein one of the driving mechanisms is connected between the two front wheel pressing wheel assemblies to drive the front wheel pressing wheel assemblies on both sides to press the front wheels of the storage vehicle from opposite sides of the storage vehicle, The other driving mechanism is connected between the two rear wheel pressing wheel assemblies to drive the rear wheel pressing wheel assemblies on both sides to press the rear wheels of the storage vehicle from opposite sides of the storage vehicle.

Further, the drive mechanism includes:

an electric motor, the output shaft of which is mounted upwardly on the bottom of the car underframe; and

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

The opposite ends of the two main connecting rods are respectively movably connected to the parts of the slewing assembly on both sides of the output shaft, and the other ends are respectively connected to the front wheel pressing wheel assembly or the rear wheel pressing wheel corresponding to the two sides. The wheel assembly is articulated.

Further, the front wheel pressing wheel assembly includes:

a first pressing roller located on the upper side of the front wheel bracket, which is parallel to the symmetrical centerline of the car frame; and

a first rotating shaft parallel to the first pressing roller mounted on the lower part of the car bottom frame; and

Two first connecting rods are connected between the first pressing roller and the first rotating shaft, wherein the middle part of one of the first connecting rods is hinged with the end part of the corresponding main connecting rod.

Further, the rear wheel pressing wheel assembly includes:

a second pressing roller located on the upper side of the rear wheel bracket, which is parallel to the symmetrical centerline of the car frame; and

a second rotating shaft parallel to the second pressing roller mounted on the lower part of the car bottom frame; and

two second links connected between the second roll and the second shaft; and

One end of the driving link is fixedly connected to the second rotating shaft, and the other end is hinged with the corresponding end of the main link.

Further, the rotary assembly includes:

a main rotary member, which is vertically mounted on the output shaft and extends symmetrically to both sides of the output shaft; and

two floating connection mechanisms, which are arranged on the upper side of the main rotating member, and the two floating connection mechanisms are centrally symmetric around the output shaft;

The two main links are respectively connected to the two floating connection mechanisms.

Further, the floating connection mechanism includes:

a support, which is fixed on the upper side of the main swivel member; and

a shim-bolt movably positioned on the support so as to be able to move back and forth along its length; and

a spring that fits over the rear section of the bolt and is sandwiched between the seat and a spacer on the bolt; and

an auxiliary rotary member, one end of which is connected to the front end of the bolt, and the other end extends horizontally to the end of the main rotary member to form a free end; and

two blocking members, which are fixed on the main rotary member, and the two blocking members are symmetrically arranged on both sides of the free end of the secondary rotary member;

The main link is connected to the middle of the auxiliary rotary member.

Further, buffer blocks are symmetrically arranged on both sides of one end of each of the main rotating members, and the buffer blocks are fixed on the bottom of the car bottom frame.

Further, the surfaces of the first pressing roller and the second pressing roller are wrapped with flexible material.

beneficial effect

Adopting the technical scheme provided by the present invention, compared with the prior art, has the following beneficial effects:

(1) The turntable assembly for a three-dimensional garage of the present invention can not only be used to turn the direction of the vehicle in storage, but also can use the centering device to squeeze its front and rear wheels from both sides of the vehicle in storage, and move the vehicle in storage to the location where the vehicle is stored. The center position of the car frame realizes the centering correction of the vehicle;

(2) The turntable assembly for a three-dimensional garage of the present invention can reduce the resistance between the wheels and the front wheel bracket and the front wheel bracket by setting the roller group on the front wheel bracket and the front wheel bracket, and reduce the movement and correction of the storage vehicle. Equipment energy consumption in the process;

(3) In the turntable assembly for a three-dimensional garage of the present invention, the two driving mechanisms independently drive the front wheel pressing wheel assembly and the rear wheel pressing wheel assembly, respectively, and can independently correct the head and tail of the car body of the storage vehicle, saving equipment energy consumption. , suitable for correcting the deviation of one end of the front or rear of the vehicle; it can also align the entire vehicle at the same time to improve work efficiency;

(4) The turntable assembly for a three-dimensional garage of the present invention adopts a multi-link structure in the centering device, which realizes that a single motor drives the rolling on both sides at the same time, and further reduces the energy consumption of the equipment; When the body is pushed by the roll, the synchronous action of the roll on the other side can locate the displacement end point of the warehousing vehicle and ensure accurate alignment;

(5) The turntable assembly for a three-dimensional garage of the present invention can reduce the starting resistance of the motor, reduce the instantaneous energy consumption, and avoid feeding the centering device by setting a floating connection mechanism between the main rotating member and the corresponding main link. The connection points between the components in the center cause instantaneous impact, so the service life of the centering device can be extended;

(6) In the turntable assembly for a three-dimensional garage of the present invention, buffer blocks are symmetrically arranged on both sides of one end of each main revolving member, which can locate the horizontal rotation stroke of the main revolving member;

(7) In the turntable assembly for a three-dimensional garage of the present invention, the surfaces of the first pressing roller and the second pressing roller are wrapped with flexible materials, which can avoid damage to the wheels when they are in contact with the wheels of the storage vehicle.

Description of drawings

1 is a left side view of a turntable assembly for a three-dimensional garage of the present invention;

2 is a top view of the turntable device;

Figure 3 is a top view of the car frame and the centering device assembly;

Figure 4 is a left side view of the car frame and the centering device assembly;

Figure 5 is a top view of the car frame;

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

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

Figure 8 is a top view of the rotary assembly;

Figure 9 is a front view of the rotary assembly;

Figure 10 is a left side view of the swivel assembly;

In the accompanying drawings: 1, turntable device; 11, fixed base; 12, slewing bearing; 13, movable base; 14, half moon turntable;

2. Car frame; 21. Car panel; 211, Front wheel bracket; 212, Rear wheel bracket; 22, Car bottom frame; 221, Motor mounting beam; 222, Bearing bracket; 223, Buffer block;

3. Alignment device; 31. Front wheel pressing wheel assembly; 311, First pressing roller; 312, First rotating shaft; 313, First connecting rod; 32, Rear wheel pressing wheel assembly; 321, Second pressing roller; 322 323, second connecting rod; 324, driving connecting rod; 33, driving mechanism; 331, motor; 332, rotary assembly; 3321, main rotary member; 3322, support; 3323, bolt; 3325, spring; 3326, blocking member; 333, main link.

Detailed ways

Below with reference to the accompanying drawings, through the description of the embodiments, the specific embodiments of the present invention will be described in further detail, the purpose is to help those skilled in the art to have a more complete, accurate and in-depth understanding of the concept and technical solutions of the present invention, and contribute to its implementation.

Example 1

In this embodiment, a turntable assembly for a three-dimensional garage is provided, as shown in FIG. 1 , including a turntable device 1 , a car frame 2 and a centering device 3 for correcting the centering of the vehicle; the car frame 2 It is installed in the middle of the turntable device 1 and is driven by the turntable device 1 to rotate horizontally; the centering device 3 is installed on the car frame 2 . When parking and entering the warehouse, the warehousing vehicle is transported into the turntable assembly by the comb-tooth trolley, and then transferred to the car frame 2. On the car frame 2, the centering device 3 is used to squeeze its front and rear from both sides of the warehousing vehicle. wheel, so as to move the inbound vehicle to the center position of the car frame 2, so as to realize the centering correction of the vehicle.

The turntable assembly for a three-dimensional garage in this embodiment will be described in detail below with reference to FIGS. 1 to 10 .

The turntable device 1 in this embodiment includes a fixed base 11 , a slewing support 12 , a movable base 13 and two half-moon turntables 14 . The slewing support 12 is installed in the middle of the fixed base 11 , the movable base 13 is installed on the upper side of the slewing support 12 , and the two half-moon turntables 14 are symmetrically installed on the movable base 13 .

The car frame 2 is mounted on the movable base 13 and is located between the two half-moon 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 . There are two car panels 21 . The two car panels 21 are symmetrically arranged on both sides of the top of the car bottom frame 22 . The rear wheel brackets 212 arranged in a tooth shape, the front wheel brackets 211 and the rear wheel brackets 212 are both provided with roller groups. In this solution, in the process of using the centering device 3 to move the storage vehicle, the roller set can reduce the resistance between the wheel and the front wheel bracket 211 and the rear wheel bracket 212, and reduce the equipment in the process of moving and correcting the storage vehicle energy consumption.

The centering device 3 in this embodiment includes two front wheel pressing wheel assemblies 31 , two rear wheel pressing wheel assemblies 32 and two driving mechanisms 33 . The two front wheel pressing wheel assemblies 31 are symmetrically arranged at the front wheel brackets 211 on both sides, and the two rear wheel pressing wheel assemblies 32 are symmetrically arranged at the rear wheel brackets 212 on both sides; one of the driving mechanisms 33 is connected to Between the two front wheel pressing wheel assemblies 31, the front wheel pressing wheel assemblies 31 on both sides are driven to squeeze the front wheels of the storage vehicle from both sides of the storage vehicle; the other driving mechanism 33 is connected to the two Between the rear wheel pressing wheel assemblies 32, the rear wheel pressing wheel assemblies 32 on both sides are driven to squeeze the rear wheels of the storage vehicle from opposite sides of the storage vehicle. In this solution, the two driving mechanisms 33 independently drive the front wheel pressing wheel assembly 31 and the rear wheel pressing wheel assembly 32, respectively, which can independently correct the head and tail of the vehicle body in storage, saving equipment energy consumption, and is suitable for correcting the front or rear of the vehicle. The situation that one end of the rear of the car is offset; it can also correct the centering of the whole vehicle at the same time to improve work efficiency.

Example 2

The basic structure of the turntable assembly for a three-dimensional garage in this embodiment is the same as that of Embodiment 1. The improvement lies in the structure of the centering device 3, as shown in FIGS. 3 to 7, and the specific description is as follows:

The driving mechanism 33 includes a motor 331 , a rotary assembly 332 and two main 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 the output shaft of the motor 331 is vertically upward; the slewing assembly 332 is vertically mounted on the output shaft, And the two ends of the rotary assembly 332 extend symmetrically to both sides of the output shaft; the opposite ends of the two main links 333 are respectively movably connected to the rotary assembly 332, and the connection points are located on both sides of the output shaft; The other ends of each of the main connecting rods 333 are respectively movably connected with the corresponding front wheel pressing wheel assemblies 31 or the rear wheel pressing wheel assemblies 32 on both sides. In this solution, when the warehousing vehicle is aligned on the turntable assembly, the motor 331 drives the rotary assembly 332 to rotate horizontally, pulls the main links 333 on both sides, and the main link 333 drives the front wheel pressing wheel assembly 31 or the rear wheel The pressing wheel assembly 32 moves, squeezes the offset storage vehicle and pushes it to the center position of the car frame 2; after the correction is completed, the motor 331 reverses, driving the front wheel pressing wheel assembly 31 or the rear wheel pressing wheel assembly 32 return trip.

The front wheel pressing wheel assembly 31 includes a first pressing roller 311 , a first rotating shaft 312 and two first connecting rods 313 . The first pressing roller 311 is located on the upper side of the front wheel bracket 211 and is parallel to the symmetrical center line of the car frame 2 . A plurality of bearing brackets 222 are disposed at the lower part of the car bottom frame 22 , the first rotating shafts 312 are mounted on the corresponding bearing brackets 222 , and the first rotating shafts 312 and the first pressing rollers 311 are parallel to each other. The two first connecting rods 313 are connected between the first pressing roller 311 and the first rotating shaft 312 , and the middle part of one of the first connecting rods 313 is movable with the corresponding end of the main connecting rod 333 For connection, in this embodiment, the main link 333 and the first link 313 are hinged. In this solution, after the driving mechanism 33 connected with the two front wheel pressing wheel assemblies 31 is activated, the two main links 333 in the driving mechanism 33 respectively drive the front wheel pressing wheel assemblies 31 on both sides to rotate around their respective first shafts 312 , so that the first pressing roller 311 in one side of the front wheel pressing wheel assembly 31 contacts the front wheel of the warehousing vehicle, and moves toward the middle of the car frame 2 to realize the straightening and centering of the head of the warehousing vehicle.

The rear wheel pressing wheel assembly 32 includes a second pressing roller 321 , a second rotating shaft 322 , two second connecting rods 323 and a driving connecting rod 324 . The second pressing 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 pressing roller 321 are parallel to each other. Two second connecting rods 323 are connected between the second pressing 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 and the main link 333 are hinged. In this solution, after the driving mechanism 33 connected with the two rear wheel pressing wheel assemblies 32 is activated, the two main links 333 in the driving mechanism 33 respectively drive the rear wheel pressing wheel assemblies 32 on both sides to rotate around their respective second rotating shafts 322 , so that the second pressing roller 321 in one of the rear wheel pressing wheel assemblies 32 contacts the rear wheel of the storage vehicle, and moves toward the middle of the car frame 2 to realize the alignment and alignment of the rear of the storage vehicle.

The turntable assembly for a three-dimensional garage in this embodiment adopts a multi-link structure in the centering device 3, so that a single motor 331 can drive the first pressing roller 311 or the second pressing roller 321 on both sides at the same time, further reducing the energy consumption of the equipment . In addition, when the roll on one side of the body of the warehousing vehicle pushes the body, the roll on the other side acts synchronously, which can locate the displacement end point of the warehousing vehicle and ensure accurate alignment.

Example 3

The basic structure of the turntable assembly for a three-dimensional garage in this embodiment is the same as that of Embodiment 2. The improvement lies in the structure of the rotary assembly 332, which is shown in FIG. 8 to FIG. 10, and the specific description is as follows:

The swivel assembly 332 includes a main swivel member 3321 and two floating connection mechanisms. The main rotary member 3321 is kept in a horizontal state, and the main rotary member 3321 is vertically installed on the output shaft of the motor 331 and extends symmetrically to both sides of the output shaft; two floating connection mechanisms are arranged on the upper side of the main rotary member 3321, And the two floating connection mechanisms are centrally symmetric around the output shaft.

The floating connection mechanisms each include a support 3322 , a bolt 3323 with a washer, a spring 3325 , a secondary rotary member 3324 and two blocking members 3326 . Among them: the support 3322 is fixed on the upper side of the main rotating member 3321; the bolt 3323 is installed on the support 3322, and the bolt 3323 and the support 3322 cooperate with each other to move forward and backward along its length; the spring 3325 is sleeved behind the bolt 3323 One end of the auxiliary rotary member 3324 is connected to the front end of the bolt 3323, and the other end extends horizontally to the end of the main rotary member 3321 to form a free end; the blocking member 3326 is fixed On the primary rotary member 3321 , and two blocking members 3326 are symmetrically arranged on both sides of the free end of the secondary rotary member 3324 .

The ends of the corresponding main links 333 are movably connected to the middle of the auxiliary rotary member 3324 . In this embodiment, the main link 333 is hinged with the corresponding auxiliary rotary member 3324 .

In the turntable assembly for a three-dimensional garage in this embodiment, by arranging a floating connection mechanism between the main rotating member 3321 and the corresponding main link 333, the starting resistance of the motor 331 can be reduced, the instantaneous energy consumption can be reduced, and at the same time, the opposite The connection points between the components in the middle device 3 cause an instant impact. Therefore, the service life of the centering device 3 can be extended.

Example 4

The basic structure of the turntable assembly for a three-dimensional garage in this embodiment is the same as that of Embodiment 3, except that, as shown in FIG. 3 and FIG. The buffer block 223 is fixed on the bottom of the car bottom frame 22 . In this solution, the buffer block 223 is used for positioning the horizontal rotation stroke of the main rotating member 3321 . The buffer block 223 is made of a flexible material such as polyurethane rubber, so as to avoid damage to the main rotary member 3321 when it contacts with the main rotary member 3321 .

Example 5

The basic structure of the turntable assembly for a three-dimensional garage in this embodiment is the same as that of the third embodiment. The improvement lies in that the surfaces of the first pressing roller 311 and the second pressing roller 321 are wrapped with flexible materials, so that when they are in contact with the wheels of the storage vehicle Can avoid damage to the wheel. In this embodiment, the flexible material is preferably polyurethane rubber, which has high wear resistance, corrosion resistance, aging resistance, and long service life.

The present invention and its embodiments are described above schematically, and the description is not restrictive. What is shown in the accompanying drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if those of ordinary skill in the art are inspired by it, without departing from the purpose of the present invention, any structural modes and embodiments similar to this technical solution are designed without creativity, which shall belong to the protection scope of the present invention. .

Claims (5)

1. a three-dimensional garage turntable assembly is characterized in that, comprising: a turntable device (1); and a car frame (2), which is arranged in the middle of the turntable device (1); and A centering device (3), which is arranged on the car frame (2), and presses the front and rear wheels toward each other from both sides of the warehousing vehicle to move the warehousing vehicle to the center of the car frame (2) Location; The car frame (2) comprises: a car bottom frame (22), and two car panels (21) symmetrically arranged on both sides of the top of the car bottom frame (22), the car panels (21) on both sides A front wheel bracket (211) and a rear wheel bracket (212) arranged in a comb-like shape are symmetrically arranged on the cabin panel (21), and rollers are provided on both the front wheel bracket (211) and the rear wheel bracket (212). Group; The centering device (3) includes: two front wheel pressing wheel assemblies (31) symmetrically arranged at the front wheel brackets (211) on both sides; and the rear wheel brackets (212) symmetrically arranged on both sides two rear wheel pinch roller assemblies (32) at The front wheel pressing wheel assembly (31) presses the front wheels of the storage vehicle from both sides of the storage vehicle, and the other driving mechanism (33) is connected between the two rear wheel pressing wheel assemblies (32), The rear wheels of the storage vehicle are pressed against each other from the two sides of the storage vehicle by driving the rear wheel pressing wheel assemblies (32) on both sides; The drive mechanism (33) comprises: a motor (331), the output shaft of which is upwardly mounted on the bottom of the car bottom frame (22); and a slewing assembly (332), which is vertically mounted on the output shaft, and extending symmetrically to both sides of the output shaft; and two main connecting rods (333), the opposite ends of which are respectively movably connected to the parts of the rotary assembly (332) on both sides of the output shaft, and the other ends are respectively Actively connected with the front wheel pressing wheel assembly (31) or the rear wheel pressing wheel assembly (32) corresponding to both sides; The slewing assembly (332) includes: a main slewing member (3321), which is vertically mounted on the output shaft and extends symmetrically to both sides of the output shaft; and two floating connection mechanisms, which are arranged on the output shaft The upper side of the main rotary member (3321), and the two floating connection mechanisms are centrally symmetric around the output shaft; the two main links (333) are respectively connected to the two floating connection mechanisms; The floating connection mechanism includes: a support (3322), which is fixed on the upper side of the main rotating member (3321); and a bolt (3323) with a washer, which is movably arranged on the support (3322), so as to be able to move back and forth along its length; and a spring (3325), which is sleeved on the rear section of the bolt (3323) and clamped between the support (3322) and the washer on the bolt (3323) and a secondary rotary member (3324), one end of which is connected to the front end of the bolt (3323), and the other end extends horizontally to the end of the primary rotary member (3321) to form a free end; and two blocking members (3326) ), which is fixed on the main rotary member (3321), and two blocking members (3326) are symmetrically arranged on both sides of the free end of the secondary rotary member (3324); the main link (333) It is hinged in the middle of the auxiliary rotary member (3324). 2. The turntable assembly for a three-dimensional garage according to claim 1, wherein the front wheel pressing wheel assembly (31) comprises: a first pressing roller (311) located 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 pressing roller (311), which is mounted on the lower part of the car bottom frame (22); and Two first connecting rods (313) are connected between the first pressing roller (311) and the first rotating shaft (312), wherein the middle part of one of the first connecting rods (313) is connected to the corresponding main connecting rod (313). The ends of the connecting rod (333) are hinged. 3. The turntable assembly for a three-dimensional garage according to claim 2, wherein the rear wheel pressing wheel assembly (32) comprises: a second pressing roller (321) located on the upper side of the rear wheel bracket (212), which is parallel to the symmetrical centerline of the car frame (2); and a second rotating shaft (322) parallel to the second pressing roller (321), which is mounted on the lower part of the car bottom frame (22); and two second connecting rods (323) connected between the second pressing roller (321) and the second rotating shaft (322); and One end of the driving link (324) is fixedly connected to the second rotating shaft (322), and the other end is hinged with the end of the corresponding main link (333). The turntable assembly for a three-dimensional garage according to claim 1, characterized in that: buffer blocks (223) are symmetrically arranged on both sides of one end of each of the main rotating members (3321), and the buffer blocks (223) ) is fixed at the bottom of the car bottom frame (22). The turntable assembly for a three-dimensional garage according to claim 2 or 3, characterized in that: the surfaces of the first pressing roller (311) and the second pressing roller (321) are wrapped with flexible materials.

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