CN210438335U

CN210438335U - Four-point synchronous lifting transmission device of mechanical stereo garage

Info

Publication number: CN210438335U
Application number: CN201921437282.6U
Authority: CN
Inventors: 马长军
Original assignee: Lanzhou Yuanda Parking Industry Co ltd
Current assignee: Lanzhou Yuanda Parking Industry Co ltd
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-05-01
Anticipated expiration: 2029-08-30

Abstract

The utility model discloses a four-point synchronous lifting transmission device of mechanical stereo garage, including balance weight subassembly, balance weight leading wheel subassembly, main drive wheel, drive gear motor, branch rope leading wheel subassembly, hoisting point leading wheel subassembly, lifting cable and garage structure frame, hoisting point leading wheel subassembly includes first hoisting point leading wheel, second hoisting point leading wheel, third hoisting point leading wheel and fourth hoisting point leading wheel, and the lifting cable includes first lifting cable, second lifting cable, third lifting cable and fourth lifting cable, drive gear motor's output shaft and main drive wheel fixed connection and drive gear motor are used for driving main drive wheel and rotate. The utility model provides a machinery stereo garage four-point synchronization promotes transmission, and it adopts four-point to promote, promotes steadily, carries sweep platform four corners highly uniform behind the flat bed, and the translation trouble is low, and rate of equipment utilization is high.

Description

Four-point synchronous lifting transmission device of mechanical stereo garage

Technical Field

The utility model belongs to the technical field of mechanical stereo garage technique and specifically relates to a four-point synchronization of mechanical stereo garage promotes transmission.

Background

Most of the existing mechanical parking equipment lifting systems adopt middle single-point lifting or single-side two-point lifting, when the single-point lifting or single-side lifting load is unbalanced, the lifting operation of a vehicle carrying plate platform is unstable, the lateral stress is large, and the deformation of the vehicle carrying plate and a garage support is easily caused; the height of four corners of the flat bed rear vehicle carrying plate platform is different, the translation is easy to generate faults, the equipment fault rate is high, and the equipment utilization rate is low. Therefore, a lifting transmission device which is stable in lifting, convenient to install and adjust, efficient, low in cost, and reliable and stable in use is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome not enough among the above-mentioned prior art, provide a four-point synchronous lifting transmission of machinery stereo garage, it adopts four-point lifting, promotes steadily, carries sweep platform four corners highly uniform behind the flat bed, and the translation trouble is low, and rate of equipment utilization is high.

In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a four synchronous promotion transmission in machinery stereo garage which characterized in that: the garage comprises a balance weight component, a balance weight guide wheel component, a main driving wheel, a driving speed reducing motor, a rope dividing guide wheel component, a lifting point guide wheel component, a lifting steel cable and a garage structure frame, wherein the balance weight guide wheel component, the main driving wheel, the driving speed reducing motor, the rope dividing guide wheel component and the lifting point guide wheel component are all arranged at the top of the garage structure frame, the lifting point guide wheel component comprises a first lifting point guide wheel, a second lifting point guide wheel, a third lifting point guide wheel and a fourth lifting point guide wheel, the lifting steel cable comprises a first lifting steel cable, a second lifting steel cable, a third lifting steel cable and a fourth lifting steel cable, an output shaft of the driving speed reducing motor is fixedly connected with the main driving wheel, the driving speed reducing motor is used for driving the main driving wheel to rotate, the balance weight guide wheel component is arranged on the right side of the main driving wheel, the rope dividing guide wheel component is arranged between the balance weight, the first hoisting point guide wheel, the second hoisting point guide wheel, the third hoisting point guide wheel and the fourth hoisting point guide wheel are respectively arranged on the periphery of the rope distribution guide wheel assembly and are respectively positioned right above the hoisting point of the vehicle carrying board platform to be hoisted, one end of the first hoisting steel cable is fixed on one hoisting point of the vehicle carrying board platform to be hoisted, the other end of the first hoisting steel cable sequentially bypasses the first hoisting point guide wheel, the rope distribution guide wheel assembly, the main driving wheel and the balance weight guide wheel assembly and is fixedly connected with the balance weight assembly, one end of the second hoisting steel cable is fixed on one hoisting point of the vehicle carrying board platform to be hoisted, the other end of the second hoisting steel cable sequentially bypasses the second hoisting point guide wheel, the rope distribution guide wheel assembly, the main driving wheel and the balance weight guide wheel assembly and is fixedly connected with the balance weight assembly, one end of the third hoisting steel cable is fixed on one hoisting point of the vehicle carrying board platform to be hoisted, the other end of the third lifting steel cable sequentially bypasses the third lifting point guide wheel, the rope distributing guide wheel assembly, the main driving wheel and the balance weight guide wheel assembly and then is fixedly connected with the balance weight assembly, one end of the fourth lifting steel cable is fixed on one lifting point of the vehicle carrying plate platform to be lifted, and the other end of the fourth lifting steel cable sequentially bypasses the fourth lifting point guide wheel, the rope distributing guide wheel assembly, the main driving wheel and the balance weight guide wheel assembly and then is fixedly connected with the balance weight assembly.

Foretell four synchronous promotion transmission in mechanical stereo garage, its characterized in that: the rope dividing guide wheel assembly comprises a rope dividing guide wheel mounting support, a rope dividing guide wheel and a rope dividing guide wheel adjusting mechanism, the rope dividing guide wheel is horizontally arranged and rotatably mounted on the rope dividing guide wheel adjusting mechanism, and the rope dividing guide wheel adjusting mechanism is mounted on the rope dividing guide wheel mounting support and used for adjusting and fixing the position of the rope dividing guide wheel.

Foretell four synchronous promotion transmission in mechanical stereo garage, its characterized in that: the rope dividing guide wheel adjusting mechanism comprises a sliding block and a sliding block adjusting screw rod, a sliding groove is formed in the rope dividing guide wheel mounting support, the sliding block is matched with the sliding groove and can horizontally slide along the sliding groove, the sliding block adjusting screw rod is rotatably mounted on the rope dividing guide wheel mounting support, the sliding block is matched with the middle of the sliding block adjusting screw rod through threads and can slide along the sliding groove under the driving of the sliding block adjusting screw rod, one end of the sliding block adjusting screw rod is exposed outside the rope dividing guide wheel mounting support, the end of the sliding block adjusting screw rod is provided with a hexagonal structure or a quadrilateral structure, the sliding block adjusting screw rod is used for rotating the sliding block adjusting screw rod through a tool, and the rope dividing guide wheel is rotatably mounted on.

Foretell four synchronous promotion transmission in mechanical stereo garage, its characterized in that: the rope dividing guide wheel adjusting mechanism further comprises a locking nut, threads are arranged on the outer portion of one end, exposed outside the rope dividing guide wheel mounting support, of the sliding block adjusting screw rod, and the locking nut is mounted on the threads of the sliding block adjusting screw rod and matched with the threads to lock the sliding block adjusting screw rod.

Foretell four synchronous promotion transmission in mechanical stereo garage, its characterized in that: divide rope leading wheel guiding mechanism still includes slider fastening screw, first nut and second nut, slider fastening screw level sets up, one end of slider fastening screw passes and compresses tightly on the lateral wall of slider behind the branch rope leading wheel installing support, slider fastening screw and branch rope leading wheel installing support threaded connection, first nut and second nut all set up on slider fastening screw and all with slider fastening screw thread fit, first nut sets up in the outside of branch rope leading wheel installing support and one side of first nut contacts with the lateral wall of branch rope leading wheel installing support, the second nut sets up the opposite side at first nut and contacts with first nut.

Foretell four synchronous promotion transmission in mechanical stereo garage, its characterized in that: the structure of first hoisting point leading wheel, second hoisting point leading wheel, third hoisting point leading wheel and fourth hoisting point leading wheel is the same and all include hoisting point leading wheel and hoisting point leading wheel adjusting device, what the hoisting point leading wheel was rotatable installs on hoisting point leading wheel adjusting device, hoisting point leading wheel adjusting device installs at garage structural framework's top and is used for adjusting the relative position of hoisting point leading wheel on garage structural framework and is used for adjusting the relative contained angle of hoisting point leading wheel on garage structural framework and garage structural framework length direction.

Foretell four synchronous promotion transmission in mechanical stereo garage, its characterized in that: the lifting point guide wheel adjusting device comprises a lifting point guide wheel mounting frame, wherein the lifting point guide wheel is rotatably mounted on the lifting point guide wheel mounting frame, a first strip-shaped through hole used for mounting the lifting point guide wheel mounting frame at the top of the garage structure frame through a bolt is formed in the lifting point guide wheel mounting frame, the length direction of the first strip-shaped through hole is the same as that of the lifting point guide wheel mounting frame, a second strip-shaped through hole used for mounting the lifting point guide wheel mounting frame at the top of the garage structure frame through the bolt is formed in the top of the garage structure frame, and the length direction of the second strip-shaped through hole is the same as the width direction of the top of the garage structure frame.

Compared with the prior art, the utility model has the following advantage:

1. the utility model discloses a four-point promotes, promotes steadily, carries the high unanimity in sweep platform four corners behind the flat bed.

2. The utility model discloses a divide rope leading wheel position can adjust, easy to assemble debugging.

3. The utility model discloses a divide and be provided with slider fastening screw on the leading wheel guiding mechanism of restricting, can lock branch rope leading wheel position after the adjustment of branch rope leading wheel position, the adjustment is fixed convenient, safe and reliable.

4. The utility model discloses guide pulley bracket rotates and installs on the frame foundation, can adjust hoisting point leading wheel angle, prevents that hoisting point leading wheel angular deviation from causing the quick wearing and tearing of promotion cable wire.

5. The utility model has the advantages of simple structure and reasonable design and use convenient operation.

The present invention will be described in further detail with reference to the accompanying drawings and examples.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a top view of the present invention.

Fig. 3 is an enlarged view of fig. 2 at a.

Fig. 4 is an enlarged view of fig. 2 at B.

Description of reference numerals:

1-a balance weight assembly; 2-balancing weight guide wheel assembly;

3-main driving wheel; 4, driving a speed reducing motor; 5, a rope separating guide wheel assembly;

5-1-rope separating guide wheel mounting bracket; 5-11-chute;

5-2-rope separating guide wheel; 5-3-rope separating guide wheel adjusting mechanism;

5-31-slide block; 5-32-slide adjusting screw;

5-33-hexagonal structure or quadrilateral structure; 5-34-lock nut;

5-35-slide block fastening screw rod; 5-36 — first nut; 5-37-second nut;

6-lifting point guide wheel assembly; 6-1-a first hoisting point guide wheel;

6-11-hoisting point guide wheel; 6-12-a hoisting point guide wheel mounting rack;

6-121 — a first bar via; 6-2-second hoisting point guide wheel;

6-3-a third hoisting point guide wheel; 6-4-a fourth hoisting point guide wheel;

7-hoisting steel cables; 7-1 — a first hoisting rope; 7-2 — a second hoisting rope;

7-3-a third hoisting rope; 7-4-a fourth hoisting rope; 8-a garage structural frame;

8-1-second strip-shaped through hole.

Detailed Description

It should be noted that, in the present application, the embodiments and features of the embodiments may be combined with each other without conflict, and the present invention will be described in detail with reference to the accompanying drawings and embodiments.

In order to make the technical solution of the present invention better understood, the following description is made for clear and complete description of the technical solution in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall fall within the protection scope of the present invention.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances for purposes of describing the embodiments of the invention herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover non-exclusive inclusions, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

As shown in fig. 1, this embodiment provides a four-point synchronous lifting transmission device for a mechanical stereo garage, which includes a balance weight assembly 1, a balance weight guide wheel assembly 2, a main driving wheel 3, a driving gear motor 4, a rope distribution guide wheel assembly 5, a lifting point guide wheel assembly 6, a lifting steel cable 7 and a garage structure frame 8, wherein the balance weight guide wheel assembly 2, the main driving wheel 3, the driving gear motor 4, the rope distribution guide wheel assembly 5 and the lifting point guide wheel assembly 6 are all mounted on the top of the garage structure frame 8, the lifting point guide wheel assembly 6 includes a first lifting point guide wheel 6-1, a second lifting point guide wheel 6-2, a third lifting point guide wheel 6-3 and a fourth lifting point guide wheel 6-4, the lifting steel cable 7 includes a first lifting steel cable 7-1, a second lifting steel cable 7-2, a third lifting steel cable 7-3 and a fourth lifting steel cable 7-4, an output shaft of the driving speed reduction motor 4 is fixedly connected with the main driving wheel 3, the driving speed reduction motor 4 is used for driving the main driving wheel 3 to rotate, the balance weight guide wheel assembly 2 is arranged on the right side of the main driving wheel 3, the rope distribution guide wheel assembly 5 is arranged between the balance weight guide wheel assembly 2 and the main driving wheel 3, the first hoisting point guide wheel 6-1, the second hoisting point guide wheel 6-2, the third hoisting point guide wheel 6-3 and the fourth hoisting point guide wheel 6-4 are respectively arranged on the periphery of the rope distribution guide wheel assembly 5 and are respectively positioned right above a hoisting point of a vehicle carrying plate platform to be hoisted, one end of the first lifting steel cable 7-1 is fixed on one hoisting point of the vehicle carrying plate platform to be hoisted, and the other end of the first lifting steel cable 7-1 sequentially winds the first hoisting point guide wheel 6-1, the rope distribution guide wheel assembly 5 and the second hoisting point guide wheel assembly, The main driving wheel 3 and the balance weight guide wheel component 2 are fixedly connected with the balance weight component 1, one end of a second lifting steel cable 7-2 is fixed on a lifting point of the vehicle carrying board platform to be lifted, the other end of the second lifting steel cable 7-2 sequentially bypasses a second lifting point guide wheel 6-2, a rope distributing guide wheel component 5, a main driving wheel 3 and the balance weight guide wheel component 2 and is fixedly connected with the balance weight component 1, one end of a third lifting steel cable 7-3 is fixed on a lifting point of the vehicle carrying board platform to be lifted, the other end of the third lifting steel cable 7-3 sequentially bypasses a third lifting point guide wheel 6-3, a rope distributing guide wheel component 5, a main driving wheel 3 and the balance weight guide wheel component 2 and is fixedly connected with the balance weight component 1, one end of a fourth lifting steel cable 7-4 is fixed on a lifting point of the vehicle carrying board platform to be lifted, the other end of the fourth lifting steel cable 7-4 sequentially rounds the fourth hoisting point guide wheel 6-4, the rope distributing guide wheel assembly 5, the main driving wheel 3 and the balance weight guide wheel assembly 2 and then is fixedly connected with the balance weight assembly 1.

The utility model fixes one end of four lifting steel cables on four corners of a vehicle carrying board platform to be lifted respectively, then the four lifting steel cables are folded through a lifting point guide wheel component 6 and a rope dividing guide wheel component 5, the folded four lifting steel cables are connected with a balance weight component 1 through a main driving wheel 3 and a balance weight guide wheel component 2, a driving speed reducing motor 4 drives the main driving wheel 3 to rotate, the main driving wheel 3 simultaneously drives the four lifting steel cables to synchronously lift the vehicle carrying board platform to be lifted, because one end of the four lifting steel cables is respectively fixed on the four corners of the vehicle carrying board platform to be lifted and connected, when the load lifted by the vehicle carrying board platform to be lifted is unbalanced, only the lifting steel cables are not equally stressed, but the vehicle carrying board platform to be lifted has no lateral stress, the vehicle carrying board and a garage support are not deformed, and the four corners of the vehicle carrying board platform after the leveling, and the translation fault is low, and the equipment utilization rate is high.

As shown in fig. 1 and 2, the rope dividing guide wheel assembly 5 includes a rope dividing guide wheel mounting bracket 5-1, a rope dividing guide wheel 5-2 and a rope dividing guide wheel adjusting mechanism 5-3, the rope dividing guide wheel 5-2 is horizontally and rotatably mounted on the rope dividing guide wheel adjusting mechanism 5-3, and the rope dividing guide wheel adjusting mechanism 5-3 is mounted on the rope dividing guide wheel mounting bracket 5-1 and is used for adjusting and fixing the position of the rope dividing guide wheel 5-2.

As shown in fig. 2 and 3, the rope-dividing guide wheel adjusting mechanism 5-3 includes a sliding block 5-31 and a sliding block adjusting screw 5-32, the rope-dividing guide wheel mounting bracket 5-1 is provided with a sliding groove 5-11, the sliding block 5-31 is matched with the sliding groove 5-11 and can horizontally slide along the sliding groove 5-11, the sliding block adjusting screw 5-32 is rotatably mounted on the rope-dividing guide wheel mounting bracket 5-1, the sliding block 5-31 is matched with the middle part of the sliding block adjusting screw 5-32 through threads and can slide along the sliding groove 5-11 under the driving of the sliding block adjusting screw 5-32, one end of the sliding block adjusting screw 5-32 is exposed outside the rope-dividing guide wheel mounting bracket 5-1 and the end of the sliding block adjusting screw 5-32 is provided with a hexagonal structure or a hexagonal structure for rotating the sliding block adjusting screw 5-32 through a tool The rope distributing guide wheel 5-2 is rotatably arranged on the sliding block 5-31.

As shown in fig. 2 and 3, the rope distributing guide wheel adjusting mechanism 5-3 further comprises a locking nut 5-34, a thread is arranged outside one end of the slider adjusting screw 5-32 exposed outside the rope distributing guide wheel mounting bracket 5-1, and the locking nut 5-34 is mounted on the thread of the slider adjusting screw 5-32 and is matched with the thread to lock the slider adjusting screw 5-32.

As shown in fig. 2 and 3, the rope distribution guide wheel adjusting mechanism 5-3 further includes a slider fastening screw 5-35, a first nut 5-36 and a second nut 5-37, the slider fastening screw 5-34 is horizontally disposed, one end of the slider fastening screw 5-34 penetrates through the rope distribution guide wheel mounting bracket 5-1 and then is pressed on the side wall of the slider 5-31, the slider fastening screw 5-34 is in threaded connection with the rope distribution guide wheel mounting bracket 5-1, the first nut 5-36 and the second nut 5-37 are both disposed on the slider fastening screw 5-34 and are both in threaded fit with the slider fastening screw 5-34, the first nut 5-36 is disposed on the outer side of the rope distribution guide wheel mounting bracket 5-1 and one side of the first nut 5-36 is in contact with the side wall of the rope distribution guide wheel mounting bracket 5-1, the second nut 5-37 is disposed on the other side of the first nut 5-36 and contacts the first nut 5-36.

The utility model discloses a divide rope leading wheel guiding mechanism 5-3 can adjust the position of dividing rope leading wheel 5-2, and then realize carrying the fine setting of the high height in sweep platform four corners. Meanwhile, the screw rods 5-35, the first nuts 5-36 and the second nuts 5-37 are fastened through the sliding blocks, the sliding blocks can be locked after adjustment is completed, and safety during operation is guaranteed.

As shown in fig. 2, the first lifting point guide wheel 6-1, the second lifting point guide wheel 6-2, the third lifting point guide wheel 6-3 and the fourth lifting point guide wheel 6-4 have the same structure and respectively comprise a lifting point guide wheel 6-11 and a lifting point guide wheel adjusting device, the lifting point guide wheel 6-11 is rotatably mounted on the lifting point guide wheel adjusting device, and the lifting point guide wheel adjusting device is mounted at the top of the garage structural frame 8 and is used for adjusting the relative position of the lifting point guide wheel 6-11 on the garage structural frame 8 and the relative included angle of the lifting point guide wheel 6-11 on the garage structural frame 8 and the garage structural frame 8 in the length direction.

As shown in fig. 2 and 4, the lifting point guide wheel adjustment means comprises a lifting point guide wheel mounting frame 6-12, the hoisting point guide wheels 6-11 are rotatably arranged on the hoisting point guide wheel mounting frames 6-12, the hoisting point guide wheel mounting rack 6-12 is provided with a first strip-shaped through hole 6-121 for mounting the hoisting point guide wheel mounting rack 6-12 on the top of the garage structure frame 8 through a bolt, the length direction of the first strip-shaped through hole 6-121 is the same as that of the hanging point guide wheel mounting frame 6-12, the top of the garage structure frame 8 is provided with a second strip-shaped through hole 8-1 for installing the lifting point guide wheel installation frame 6-12 on the top of the garage structure frame 8 through a bolt, the length direction of the second strip-shaped through hole 8-1 is the same as the width direction of the top of the garage structure frame 8.

The utility model discloses a theory of operation does: the utility model fixes one end of four lifting steel cables on four corners of a vehicle carrying plate platform to be lifted respectively, then changes the direction of the lifting steel cables through a lifting point guide wheel component 6, then draws in the four lifting steel cables through a rope guide wheel component 5, the four lifting steel cables after being drawn in are connected with a balance weight component 1 through a main driving wheel 3 and a balance weight guide wheel component 2, a driving speed reducing motor 4 drives the main driving wheel 3 to rotate, the main driving wheel 3 simultaneously drives the four lifting steel cables to synchronously lift the vehicle carrying plate platform to be lifted, because one end of the four lifting steel cables is respectively fixed on four corners of the vehicle carrying plate platform to be lifted and connected, when the load lifted by the vehicle carrying plate platform to be lifted is unbalanced, because the deformation of the steel cables is very small, even under the condition that the stress of the four lifting steel cables is unequal, under the traction of the same main, the four lifting steel cables can also stably lift the vehicle carrying board platform to be lifted.

In order to facilitate installation and debugging, the rope dividing guide wheel adjusting mechanism 5-3 can adjust the rope dividing guide wheel 5-2 so as to adjust the heights of the four corners of the vehicle carrying plate platform. The specific adjusting process is as follows: the hexagonal structure 5-33 is rotated through a tool, the sliding block adjusting screw rods 5-32 rotate, the sliding block adjusting screw rods 5-32 are in threaded connection with the rope distribution guide wheel mounting support 5-1, the sliding block adjusting screw rods 5-32 push the sliding blocks 5-31 to slide along the sliding grooves 5-11, the sliding blocks 5-31 drive the rope distribution guide wheels 5-2 to move, the length of a path from the main driving wheel 3 to a lifting point of a vehicle carrying plate platform to be lifted is changed through the movement of the rope distribution guide wheels 5-2, and further the heights of four corners of the vehicle carrying plate platform are changed. The transmission device can be quickly and conveniently debugged and lifted.

The above, only be the utility model discloses a preferred embodiment, it is not right the utility model discloses do any restriction, all according to the utility model discloses the technical entity all still belongs to any simple modification, change and equivalent structure transform that the above embodiment was done the utility model discloses technical scheme's within the scope of protection.

Claims

1. The utility model provides a four synchronous promotion transmission in machinery stereo garage which characterized in that: the garage comprises a balance weight assembly (1), a balance weight guide wheel assembly (2), a main driving wheel (3), a driving speed reducing motor (4), a rope dividing guide wheel assembly (5), a hoisting point guide wheel assembly (6), a hoisting steel rope (7) and a garage structural frame (8), wherein the balance weight guide wheel assembly (2), the main driving wheel (3), the driving speed reducing motor (4), the rope dividing guide wheel assembly (5) and the hoisting point guide wheel assembly (6) are all arranged at the top of the garage structural frame (8), the hoisting point guide wheel assembly (6) comprises a first hoisting point guide wheel (6-1), a second hoisting point guide wheel (6-2), a third hoisting point guide wheel (6-3) and a fourth hoisting point guide wheel (6-4), and the hoisting steel rope (7) comprises a first hoisting steel rope (7-1), a second hoisting steel rope (7-2), A third lifting steel cable (7-3) and a fourth lifting steel cable (7-4), wherein an output shaft of the driving speed reducing motor (4) is fixedly connected with the main driving wheel (3), the driving speed reducing motor (4) is used for driving the main driving wheel (3) to rotate, the balance weight guide wheel assembly (2) is arranged at the right side of the main driving wheel (3), the rope distribution guide wheel assembly (5) is arranged between the balance weight guide wheel assembly (2) and the main driving wheel (3), the first lifting point guide wheel (6-1), the second lifting point guide wheel (6-2), the third lifting point guide wheel (6-3) and the fourth lifting point guide wheel (6-4) are respectively arranged at the periphery of the rope distribution guide wheel assembly (5) and are respectively positioned right above a lifting point of the platform of the vehicle to be lifted, one end of the first lifting steel cable (7-1) is fixed on one lifting point of the platform of the vehicle to be lifted, the other end of the first lifting steel cable (7-1) sequentially bypasses a first lifting point guide wheel (6-1), a rope distribution guide wheel assembly (5), a main driving wheel (3) and a balance weight guide wheel assembly (2) and then is fixedly connected with a balance weight assembly (1), one end of the second lifting steel cable (7-2) is fixed on one lifting point of the vehicle carrying plate platform to be lifted, the other end of the second lifting steel cable (7-2) sequentially bypasses the second lifting point guide wheel (6-2), the rope distribution guide wheel assembly (5), the main driving wheel (3) and the balance weight guide wheel assembly (2) and then is fixedly connected with the balance weight assembly (1), one end of the third lifting steel cable (7-3) is fixed on one lifting point of the vehicle carrying plate platform to be lifted, and the other end of the third lifting steel cable (7-3) sequentially bypasses the third lifting point guide wheel (6-3), The rear ends of the rope distributing guide wheel assembly (5), the main driving wheel (3) and the balance weight guide wheel assembly (2) are fixedly connected with the balance weight assembly (1), one end of a fourth lifting steel cable (7-4) is fixed on a lifting point of the vehicle carrying plate platform to be lifted, and the other end of the fourth lifting steel cable (7-4) sequentially bypasses the fourth lifting point guide wheel (6-4), the rope distributing guide wheel assembly (5), the main driving wheel (3) and the balance weight guide wheel assembly (2) and then is fixedly connected with the balance weight assembly (1).

2. The mechanical stereo garage four-point synchronous lifting transmission device according to claim 1, characterized in that: the rope dividing guide wheel assembly (5) comprises a rope dividing guide wheel mounting support (5-1), a rope dividing guide wheel (5-2) and a rope dividing guide wheel adjusting mechanism (5-3), the rope dividing guide wheel (5-2) is horizontally arranged and rotatably mounted on the rope dividing guide wheel adjusting mechanism (5-3), and the rope dividing guide wheel adjusting mechanism (5-3) is mounted on the rope dividing guide wheel mounting support (5-1) and used for adjusting and fixing the position of the rope dividing guide wheel (5-2).

3. The mechanical stereo garage four-point synchronous lifting transmission device as claimed in claim 2, wherein: the rope dividing guide wheel adjusting mechanism (5-3) comprises a sliding block (5-31) and a sliding block adjusting screw rod (5-32), a sliding groove (5-11) is formed in the rope dividing guide wheel mounting support (5-1), the sliding block (5-31) is matched with the sliding groove (5-11) and can horizontally slide along the sliding groove (5-11), the sliding block adjusting screw rod (5-32) is rotatably mounted on the rope dividing guide wheel mounting support (5-1), the sliding block (5-31) is matched with the middle of the sliding block adjusting screw rod (5-32) through threads and can slide along the sliding groove (5-11) under the driving of the sliding block adjusting screw rod (5-32), one end of the sliding block adjusting screw rod (5-32) is exposed to the outer side of the rope dividing guide wheel mounting support (5-1), and the end of the sliding block adjusting screw rod (5-32) is provided with a sliding block adjusting screw rod (5-32) The rope distributing guide wheel (5-2) is rotatably arranged on the sliding block (5-31) through a hexagonal structure or a quadrilateral structure (5-33) of the sliding block adjusting screw rod (5-32) rotated by a tool.

4. The mechanical stereo garage four-point synchronous lifting transmission device as claimed in claim 3, wherein: the rope distribution guide wheel adjusting mechanism (5-3) further comprises a locking nut (5-34), a thread is arranged outside one end, exposed outside the rope distribution guide wheel mounting support (5-1), of the sliding block adjusting screw rod (5-32), and the locking nut (5-34) is mounted on the thread of the sliding block adjusting screw rod (5-32) and matched with the thread to lock the sliding block adjusting screw rod (5-32).

5. The mechanical stereo garage four-point synchronous lifting transmission device as claimed in claim 4, wherein: the rope dividing guide wheel adjusting mechanism (5-3) further comprises a sliding block fastening screw rod (5-35), a first nut (5-36) and a second nut (5-37), the sliding block fastening screw rod (5-35) is horizontally arranged, one end of the sliding block fastening screw rod (5-35) penetrates through the rope dividing guide wheel mounting bracket (5-1) and then is pressed on the side wall of the sliding block (5-31), the sliding block fastening screw rod (5-35) is in threaded connection with the rope dividing guide wheel mounting bracket (5-1), the first nut (5-36) and the second nut (5-37) are both arranged on the sliding block fastening screw rod (5-35) and are both in threaded fit with the sliding block fastening screw rod (5-35), the first nut (5-36) is arranged on the outer side of the rope dividing guide wheel mounting bracket (5-1), and one side of the first nut (5-36) is in threaded fit with the rope dividing guide wheel mounting bracket (5-1) The side walls of the wheel mounting bracket (5-1) are contacted, and the second nut (5-37) is arranged at the other side of the first nut (5-36) and is contacted with the first nut (5-36).

6. The mechanical stereo garage four-point synchronous lifting transmission device as claimed in any one of claims 1-5, wherein: the garage comprises a garage structure frame (8), a first lifting point guide wheel (6-1), a second lifting point guide wheel (6-2), a third lifting point guide wheel (6-3) and a fourth lifting point guide wheel (6-4), wherein the first lifting point guide wheel (6-1), the second lifting point guide wheel (6-2), the third lifting point guide wheel (6-3) and the fourth lifting point guide wheel (6-4) are identical in structure and respectively comprise a lifting point guide wheel (6-11) and a lifting point guide wheel adjusting device, the lifting point guide wheels (6-11) are rotatably installed on the lifting point guide wheel adjusting device, the lifting point guide wheel adjusting device is installed at the top of the garage structure frame (8) and is used for adjusting the relative positions of the lifting point guide wheels (6-11) on the garage structure frame (8) and the relative included angles of the lifting point guide wheels (6-11).

7. The mechanical stereo garage four-point synchronous lifting transmission device as claimed in claim 6, wherein: the lifting point guide wheel adjusting device comprises a lifting point guide wheel mounting frame (6-12), wherein the lifting point guide wheel (6-11) is rotatably mounted on the lifting point guide wheel mounting frame (6-12), a first strip-shaped through hole (6-121) used for mounting the lifting point guide wheel mounting frame (6-12) at the top of the garage structural frame (8) through a bolt is formed in the lifting point guide wheel mounting frame (6-12), the length direction of the first strip-shaped through hole (6-121) is the same as that of the lifting point guide wheel mounting frame (6-12), a second strip-shaped through hole (8-1) used for mounting the lifting point guide wheel mounting frame (6-12) at the top of the garage structural frame (8) through the bolt is formed in the top of the garage structural frame (8), and the length direction of the second strip-shaped through hole (8-1) is opposite to the width direction at the top of the garage structural frame (8) The same is true.