CN218620098U - Lifting platform - Google Patents

Abstract

The utility model discloses a lifting platform, which comprises a driving mechanism, a guide mechanism, a counterweight mechanism and a cargo hopper mechanism, wherein the driving mechanism is used for driving the cargo hopper mechanism to move along the guide mechanism, the counterweight mechanism is arranged on the guide mechanism and connected with the driving mechanism, a third track of the counterweight mechanism is arranged on one side of the guide mechanism, a fourth track is arranged on one side of the third track far away from the guide mechanism, a first rolling module is connected with the third track in a rolling way, a counterweight rolling module is arranged at one end of a counterweight connecting plate positioned in the fourth track, and the counterweight rolling module is connected with the fourth track in a rolling way; at the lift in-process, no matter how the load of goods fill mechanism distributes and leads to actuating mechanism to receive inhomogeneous power, counter weight mechanism homoenergetic retrains actuating mechanism's motion, avoids excessive displacement in the motion process, rolls the friction and the lubricated condition that the module changed counter weight mechanism through first rolling module and counter weight, improves the ride comfort of operation, reduces the operation noise simultaneously, improves and uses experience.

Description

Lifting platform

Technical Field

The utility model relates to an intelligent storage technical field especially relates to a lift platform.

Background

The cabinet of selling that possesses raising and lowering functions, promote the goods fill through elevating system, make appointed layer material break away from and fall into the goods fill behind the goods way executor, the lift of carrying out the goods fill is gone on through speed reduction input control synchronous belt drive, the spare part of direct or indirect and moving part (like the synchronous belt) being connected, need carry out the excessive removal of movement restraint in order to avoid the motion, consequently, the lift of goods fill and counter weight must provide position restraint, among the lift scheme of prior art, position restraint is only the ideal removal degree of freedom of considering vertical direction, there is the state of guide part slope atress (non-vertical) under many operating modes, change friction and lubricated condition, make the ride comfort of elevating movement change, can lead to the movable part card dead in serious time, bad consequences such as noise increase, therefore, the prior art has the defect, need to improve.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a lifting platform to solve the problem of proposing among the above-mentioned background art. In order to achieve the above purpose, the utility model adopts the following technical scheme:

the lifting platform comprises a driving mechanism, a guide mechanism, a counterweight mechanism and a cargo hopper mechanism, wherein the driving mechanism is used for driving the cargo hopper mechanism to move along the guide mechanism, the counterweight mechanism is arranged on the guide mechanism and connected with the driving mechanism for enabling the driving mechanism to drive the cargo hopper mechanism to move in a stress balance mode, the counterweight mechanism comprises a third track, a fourth track, a first rolling module, a counterweight connecting plate and a counterweight block, the third track is arranged on one side of the guide mechanism, the fourth track is arranged on one side of the guide mechanism and far away from the third track, the counterweight block is used for accommodating and being suitable for the counterweight block to move in the counterweight block along the length direction, the first rolling module is in rolling connection with the third track, the counterweight connecting plate is arranged at one end in the fourth track and is provided with the counterweight rolling module, the counterweight rolling module is in rolling connection with the fourth track, and the counterweight connecting plate is respectively connected with the first rolling module, the counterweight block and the driving mechanism.

Preferably, first roll module includes base member, normal direction gyro wheel and tangential gyro wheel, the normal direction gyro wheel has a plurality ofly, follows respectively third orbital width direction rotate set up in on the base member, the tangential gyro wheel has a plurality ofly, follows respectively third orbital length direction rotate set up in on the base member, every the normal direction gyro wheel with the tangential gyro wheel all with third track roll connection.

Preferably, the counter weight rolls the module and includes second normal direction gyro wheel and second tangential gyro wheel, second normal direction gyro wheel has a plurality ofly, follows respectively orbital width direction of fourth rotate set up in on the counter weight connecting plate, second tangential gyro wheel has a plurality ofly, follows respectively orbital length direction of fourth rotate set up in on the counter weight connecting plate, it is a plurality of second normal direction gyro wheel and a plurality of second tangential gyro wheel all with fourth track roll connection.

Preferably, the guide mechanism comprises a first rail and a second rail, and the first rail and the second rail are identical in structure and are arranged oppositely in parallel.

Preferably, the cargo bucket mechanism comprises a cargo bucket body, a second rolling module and a third rolling module, the second rolling module is arranged in the first rail and is in rolling connection with the first rail, the third rolling module is arranged in the second rail and is in rolling connection with the second rail, the first end of the cargo bucket body is connected with the second rolling module, the second end of the cargo bucket body is connected with the third rolling module, and the second rolling module and the third rolling module are identical in structure to the first rolling module.

Preferably, the driving mechanism comprises a driving device and a transmission device, the driving device is arranged at one end of the guide mechanism and used for driving the transmission device to move, and the moving direction of the transmission device is consistent with the length direction of the guide mechanism and used for driving the cargo hopper mechanism to move along the length direction of the guide mechanism.

Preferably, the driving device comprises a servo motor, a speed reducer, a transmission shaft, a first synchronizing wheel and a second synchronizing wheel, the working end of the servo motor is connected with the input end of the speed reducer, the output end of the speed reducer is connected with the transmission shaft through a coupler, the first synchronizing wheel is arranged on the transmission shaft close to one side of the first track, and the second synchronizing wheel is arranged on the transmission shaft close to one side of the second track.

Preferably, the transmission device comprises a third synchronizing wheel, a fourth synchronizing wheel, a first synchronizing belt and a second synchronizing belt, the third synchronizing wheel is rotatably arranged at one end, away from the driving device, of the first rail, the fourth synchronizing wheel is rotatably arranged at one end, away from the driving device, of the second rail, the first synchronizing wheel is connected with the third synchronizing wheel through the first synchronizing belt, and the second synchronizing wheel is connected with the fourth synchronizing wheel through the second synchronizing belt.

Preferably, the first track comprises a bottom plate, side walls and two limiting walls, the two side walls are arranged along the length direction of the bottom plate and are arranged on the two sides of the bottom plate respectively, each limiting wall is arranged on one side, away from the bottom plate, of the side wall and is parallel to the bottom plate, and the second track, the third track and the fourth track are identical to the first track in structure.

Preferably, the bucket body and the first rolling module are respectively connected with one side of the first synchronous belt in different movement directions.

Compared with the prior art, the beneficial effects are that, at the lift in-process, no matter how the load of goods fill mechanism distributes and leads to actuating mechanism to receive inhomogeneous power, counter weight mechanism homoenergetic retrains actuating mechanism's motion, avoids the excessive displacement in the motion process, rolls the friction and the lubricated condition that the module changes counter weight mechanism through first rolling module and counter weight, improves the ride comfort that actuating mechanism moved, reduces the operation noise simultaneously, improves and uses experience.

Drawings

Fig. 1 is a schematic view of the general assembly structure of an embodiment of the present invention;

fig. 2 is a schematic top view of the lifting platform of fig. 1 according to the present invention;

fig. 3 is a schematic structural view of the counterweight mechanism of the embodiment of fig. 1 according to the present invention;

fig. 4 is a schematic view illustrating the first rolling module and the first guide rail according to the embodiment of fig. 1 of the present invention;

fig. 5 is a schematic structural diagram of the first rolling module according to the embodiment of fig. 1 of the present invention;

fig. 6 is a schematic structural view of the first guide rail and the bucket mechanism of the embodiment of fig. 1 according to the present invention;

the figures above show: 1. a drive mechanism; 2. a guide mechanism; 3. a bucket mechanism; 4. a counterweight mechanism; 403. a third track; 404. a fourth track; 41. a first rolling module; 405. a counterweight connecting plate; 406. a balancing weight; 411. a substrate; 412. a normal roller; 413. a tangential roller; 441. a second normal roller; 442. a second tangential roller; 201. a first track; 202. a second track; 31. a bucket body; 32. a second rolling module; 33. a third rolling module; 11. a drive device; 12. a transmission device; 111. a servo motor; 112. a speed reducer; 113. a drive shaft; 114. a first synchronization wheel; 115. a second synchronizing wheel; 121. a third synchronizing wheel; 122. a fourth synchronizing wheel; 123. a first synchronization belt; 124. a second synchronous belt; 2011. a base plate; 2012. a side wall; 2013. a limiting wall; 12. a first gripper; 126. a second gripper; 127. and a third clamper.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described in more detail with reference to the accompanying drawings and specific embodiments. Preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," "front," "rear," and the like as used herein are for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

As shown in fig. 1-3, an embodiment of the present invention is a lifting platform, which includes a driving mechanism 1, a guiding mechanism 2, a cargo hopper mechanism 3, and a counterweight mechanism 4, wherein the driving mechanism 1 is configured to drive the cargo hopper mechanism 3 to move along the guiding mechanism 2, the counterweight mechanism 4 is disposed on the guiding mechanism 2 and connected to the driving mechanism 1, so as to enable the driving mechanism 1 to drive the cargo hopper mechanism 3 to move in a balanced manner, the counterweight mechanism 4 includes a third rail 403, a fourth rail 404, a first rolling module 41, a counterweight connecting plate 405, and a counterweight 406, the third rail is disposed on one side of the guiding mechanism 2, the fourth rail 404 is disposed on one side of the third rail 403, and is configured to accommodate the counterweight 406, and is suitable for the counterweight 406 to move along the length direction thereof inside the counterweight 406, the first rolling module 41 is connected to the third rail 403, the counterweight connecting plate 405 is disposed on one end of the fourth rail 404, and is provided with a rolling module 44, the counterweight rolling module 44 is connected to the fourth rail rolling module 404, and the counterweight connecting plate 405 is connected to the first rolling module 41 and the counterweight mechanism 1.

In this embodiment, the driving mechanism 1 drives the bucket mechanism 3 to move along the length direction of the guiding mechanism 2, the guiding mechanism 2 is arranged obliquely, the counterweight mechanism 4 is arranged on one side of the guiding mechanism 2 and connected to the driving mechanism 1, and is used for balancing the stress of the driving mechanism 1 when the driving mechanism 1 drives the bucket mechanism 3 to move, so as to improve the smoothness of movement, the third track 403 is parallel to the guiding mechanism 2 and arranged on one side of the guiding mechanism 2, the fourth track 404 is parallel to the third track 403 and arranged on one side of the third track 403 far from the guiding mechanism 2, the fourth track 404 is internally used for accommodating the counterweight 406 and restricting the movement of the counterweight 406 along the length direction of the inner wall of the fourth track 404, the first rolling module 41 rolls in the third track 403, and the counterweight connecting plate 405 is used for respectively connecting the driving mechanism 1, the first rolling module 41 and the counterweight 406; the driving mechanism 1 drives the goods bucket mechanism 3 to lift along the guiding mechanism 2, no matter how the load of the goods bucket mechanism 3 is distributed, the driving mechanism 1 is subjected to uneven force, the counterweight mechanism 4 can constrain the movement of the driving mechanism 1, excessive displacement in the movement process is avoided, the friction and lubrication conditions of the counterweight mechanism 4 are changed through the first rolling module 41 and the counterweight rolling module 44, and the running smoothness of the driving mechanism 1 is improved.

Preferably, as shown in fig. 3 and 5, the first rolling module 41 includes a base 411, a plurality of normal rollers 412 and a plurality of tangential rollers 413, the plurality of normal rollers 412 are respectively rotatably disposed on the base 411 along the width direction of the third track 403, the plurality of tangential rollers 413 are respectively rotatably disposed on the base 411 along the length direction of the third track 403, and each of the normal rollers 412 and the tangential rollers 413 are in rolling connection with the third track 403.

Specifically, the base 411 is a cuboid, four or two normal rollers 412 are arranged in a group and symmetrically and rotatably arranged on two sides of the width direction of the base 411 along the length direction of the base 411 respectively, four tangential rollers 413 are arranged on two sides of the top end and the bottom end of the base 411 respectively, and the axial direction of the normal rollers 412 is perpendicular to the axial direction of the tangential rollers 413; in operation, no matter how the load of the driving mechanism 1 is distributed, which causes the overturning trend or other uneven force distribution condition transmitted to the rolling assembly, the first rolling module 41 runs in a rolling state with the roller contacting the inner wall surface of the third track 403.

Preferably, as shown in fig. 2 to 3, the counterweight rolling module 44 includes a plurality of second normal rollers 441 and a plurality of second tangential rollers 442, the plurality of second normal rollers 441 are respectively rotatably disposed on the counterweight connecting plate 405 along the width direction of the fourth rail 404, the plurality of second tangential rollers 442 are respectively rotatably disposed on the counterweight connecting plate 405 along the length direction of the fourth rail 404, and the plurality of second normal rollers 441 and the plurality of second tangential rollers 442 are both in rolling connection with the fourth rail 404.

Specifically, in order to improve the smooth running of the counterweight 406 in the fourth track 404, reduce friction, and limit the freedom of movement thereof, the counterweight rolling module 44 is disposed on the counterweight connecting plate 405, and the principle of the counterweight rolling module 44 is the same as that of the first rolling module 41.

It should be noted that, in other embodiments, the counterweight rolling module 44 has the same structure as the first rolling module 41. In this embodiment, the base 411 is replaced with a portion of the weight attachment plate 405 that is located within the fourth rail 404.

Preferably, as shown in fig. 1, the guide mechanism 2 includes a first rail 201 and a second rail 202, and the first rail 201 and the second rail 202 are identical in structure and are arranged in parallel and opposite to each other.

Specifically, the first rail 201 is arranged on the left side, the second rail 202 is arranged on the right side, and the first rail 201 and the second rail 202 are arranged oppositely and in parallel and are used for being connected with two sides of the bucket mechanism 3 respectively, so that the bucket mechanism 3 is lifted stably.

Preferably, as shown in fig. 1 and 6, the bucket mechanism 3 includes a bucket body 31, a second rolling module 32, and a third rolling module 33, the second rolling module 32 is disposed in the first rail 201 and is in rolling connection with the first rail 201, the third rolling module 33 is disposed in the second rail 202 and is in rolling connection with the second rail 202, a first end of the bucket body 31 is connected to the second rolling module 32, a second end of the bucket body is connected to the third rolling module 33, and the second rolling module 32 and the third rolling module 33 are both identical in structure to the first rolling module 41.

Specifically, the second rolling module 32 is arranged in the first rail 201 in a rolling manner, the third rolling module 33 is arranged in the second rail 202 in a rolling manner, and in order to enable the cargo bucket body 31 to run smoothly, reduce friction and limit the freedom of movement of the cargo bucket body 31, the left end of the cargo bucket body 31 is connected with the second rolling module 32, and the right end of the cargo bucket body is connected with the third rolling module 33.

Preferably, as shown in fig. 1, the driving mechanism 1 includes a driving device 11 and a transmission device 12, the driving device 11 is disposed at one end of the guiding mechanism 2 and is used for driving the transmission device 12 to move, and a moving direction of the transmission device 12 is the same as a length direction of the guiding mechanism 2 and is used for driving the bucket mechanism 3 to move along the length direction of the guiding mechanism 2.

Specifically, in order to arrange drive mechanism 1 in the cabinet body, drive mechanism 1 divide into drive arrangement 11 and transmission 12 for the convenience, and drive arrangement 11 level sets up in the cabinet body of 2 bottoms of guiding mechanism, and transmission 12 and 2 parallel arrangement of guiding mechanism for drive goods fill mechanism 3 along 2 length direction movements of guiding mechanism.

Preferably, the driving device 11 includes a servo motor 111, a speed reducer 112, a transmission shaft 113, a first synchronizing wheel 114 and a second synchronizing wheel 115, the working end of the servo motor 111 is connected to the input end of the speed reducer 112, the output end of the speed reducer 112 is connected to the transmission shaft 113 through a coupling, the first synchronizing wheel 114 is disposed on the transmission shaft 113 near one side of the first track 201, and the second synchronizing wheel 115 is disposed on the transmission shaft 113 near one side of the second track 202.

Specifically, the transmission shaft 113 is horizontally and rotatably arranged at the bottom of the cabinet body through a retainer, the servo motor 111 is horizontally arranged in the cabinet body at one end of the transmission shaft 113 through a fixing frame, the input end of the speed reducer 112 is connected with the working end of the servo motor 111, the output end of the speed reducer 112 is connected with the transmission shaft 113 through a coupler, the first synchronizing wheel 114 is arranged at the left end of the transmission shaft 113, and the second synchronizing wheel 115 is arranged at the right end of the transmission shaft 113; the output of the rotating speed and the torque is realized by controlling the input of the servo motor 111, and the torque from the output end of the motor to the transmission shaft 113 is increased by reducing the speed.

Preferably, the transmission device 12 includes a third synchronizing wheel 121, a fourth synchronizing wheel 122, a first synchronizing belt 123 and a second synchronizing belt 124, the third synchronizing wheel 121 is rotatably disposed at one end of the first rail 201 far away from the driving device 11, the fourth synchronizing wheel 122 is rotatably disposed at one end of the second rail 202 far away from the driving device 11, the first synchronizing wheel 114 and the third synchronizing wheel 121 are connected through the first synchronizing belt 123, and the second synchronizing wheel 115 and the fourth synchronizing wheel 122 are connected through the second synchronizing belt 124.

Specifically, the third synchronizing wheel 121 is disposed on the left side of the inner top of the cabinet corresponding to the first synchronizing wheel 114, the fourth synchronizing wheel 122 is disposed on the right side of the inner top of the cabinet corresponding to the second synchronizing wheel 115, the first synchronizing wheel 114 and the third synchronizing wheel 121 are connected to the first synchronizing belt 123, the second synchronizing wheel 115 and the fourth synchronizing wheel 122 are connected to the second synchronizing belt 124, it should be noted that the first synchronizing belt 123 is connected to the left end of the bucket body 31 through the first holder 125, and the second synchronizing belt 124 is connected to the right end of the bucket body 31 through the second holder 126.

Preferably, as shown in fig. 6, the first rail 201 includes a bottom plate 2011, side walls 2012 and limiting walls 2013, the number of the side walls 2012 is two, the side walls 2012 are respectively disposed on two sides of the bottom plate 2011 along the length direction of the bottom plate 2011, one side of each side wall 2012, which is far away from the bottom plate 2011, is provided with the limiting wall 2013, the two limiting walls 2013 are both parallel to the bottom plate 2011, and the second rail 202, the third rail 403, and the fourth rail 404 are all the same as the first rail 201 in structure.

Specifically, a semi-closed accommodating cavity is defined by the bottom plate 2011, the two side walls 2012 and the two limiting walls 2013 of the first rail 201, and is used for accommodating the second rolling module 32, the side walls 2012 are used for enabling the corresponding tangential rollers 413 to be in rolling connection, the bottom plate 2011 is used for enabling the corresponding normal rollers 412 to be in rolling connection, and the limiting walls 2013 are used for restricting the movement range of the second rolling module 32, it can be understood that the counterweight rolling module 44 is also the same.

Preferably, as shown in fig. 2, the bucket body 31 and the first rolling module 41 are respectively connected to the different movement direction sides of the first synchronous belt 123.

Specifically, the bucket body 31 is connected to the front side of the first synchronous belt 123 through the first clamper 125, and the first rolling module 41 is connected to the rear side of the first synchronous belt 123 through the third clamper 127, so that the motion directions of the bucket mechanism 3 and the counterweight mechanism 4 are opposite.

Further, the lifting platform further comprises a second counterweight mechanism, the second counterweight mechanism is arranged on the side surface of the second track 202 and connected with a second synchronous belt 124, and the second counterweight mechanism and the counterweight mechanism 4 have the same structure.

Specifically, the second weight mechanism is disposed on the side of the second rail 202 along the length direction of the second rail 202, and is connected to the rear side of the second timing belt 124 through the fourth gripper, so that the first timing belt 123 and the second timing belt 124 are uniformly stressed.

It should be noted that the above technical features are continuously combined with each other to form various embodiments which are not listed above, and all the embodiments are regarded as the scope of the present invention described in the specification; moreover, modifications and variations will be apparent to those skilled in the art in light of the foregoing description, and it is intended to cover all such modifications and variations as fall within the scope of the appended claims.

Claims (10)

1. A lifting platform is characterized by comprising a driving mechanism (1), a guide mechanism (2), a counterweight mechanism (4) and a cargo hopper mechanism (3), wherein the driving mechanism (1) is used for driving the cargo hopper mechanism (3) to move along the guide mechanism (2), the counterweight mechanism (4) is arranged on the guide mechanism (2) and connected with the driving mechanism (1) and used for balancing the stress when the driving mechanism (1) drives the cargo hopper mechanism (3) to move, the counterweight mechanism (4) comprises a third track (403), a fourth track (404), a first rolling module (41), a counterweight connecting plate (405) and a counterweight block (406), the third track (403) is arranged on one side of the guide mechanism (2), the fourth track (404) is arranged on one side of the guide mechanism (2) far away from the third track (403) and used for accommodating the balancing weight (406) and suitable for the balancing weight (406) to move along the length direction of the balancing weight (406) in the third track, the first rolling module (41) is connected with the third track (403) in a rolling manner, the counterweight connecting plate (405) is arranged at one end in the fourth track (404) and provided with a counterweight rolling module, the counterweight rolling module is connected with the fourth track (404) in a rolling manner, and the counterweight connecting plate (405) is connected with the first rolling module (41), the counterweight rolling module (406) and the counterweight rolling module respectively, the counterweight (406) and the drive mechanism (1).

2. A lifting platform according to claim 1, wherein the first rolling module (41) comprises a base (411), a plurality of normal rollers (412) and a plurality of tangential rollers (413), the plurality of normal rollers (412) are respectively rotatably disposed on the base (411) along the width direction of the third track (403), the plurality of tangential rollers (413) are respectively rotatably disposed on the base (411) along the length direction of the third track (403), and each of the normal rollers (412) and the tangential rollers (413) is in rolling connection with the third track (403).

3. The lifting platform as claimed in claim 1, wherein the counterweight rolling module comprises a plurality of second normal rollers (441) and a plurality of second tangential rollers (442), the plurality of second normal rollers (441) are respectively rotatably disposed on the counterweight connecting plate (405) along the width direction of the fourth track (404), the plurality of second tangential rollers (442) are respectively rotatably disposed on the counterweight connecting plate (405) along the length direction of the fourth track (404), and the plurality of second normal rollers (441) and the plurality of second tangential rollers (442) are both in rolling connection with the fourth track (404).

4. A lifting platform according to claim 1, characterized in that the guide means (2) comprise a first rail (201) and a second rail (202), the first rail (201) and the second rail (202) being of identical construction and being arranged in parallel and opposite.

5. The lifting platform according to claim 4, wherein the bucket mechanism (3) comprises a bucket body (31), a second rolling module (32) and a third rolling module (33), the second rolling module (32) is disposed in the first rail (201) and is in rolling connection with the first rail (201), the third rolling module (33) is disposed in the second rail (202) and is in rolling connection with the second rail (202), the first end of the bucket body (31) is connected with the second rolling module (32), the second end of the bucket body is connected with the third rolling module (33), and the second rolling module (32) and the third rolling module (33) are both identical in structure to the first rolling module (41).

6. A lifting platform according to claim 5, characterized in that the driving mechanism (1) comprises a driving device (11) and a transmission device (12), the driving device (11) is arranged at one end of the guiding mechanism (2) and is used for driving the transmission device (12) to move, and the movement direction of the transmission device (12) is consistent with the length direction of the guiding mechanism (2) and is used for driving the bucket mechanism (3) to move along the length direction of the guiding mechanism (2).

7. The lifting platform according to claim 6, wherein the driving device (11) comprises a servo motor (111), a speed reducer (112), a transmission shaft (113), a first synchronizing wheel (114) and a second synchronizing wheel (115), the working end of the servo motor (111) is connected with the input end of the speed reducer (112), the output end of the speed reducer (112) is connected with the transmission shaft (113) through a coupler, the first synchronizing wheel (114) is arranged on the transmission shaft (113) near one side of the first track (201), and the second synchronizing wheel (115) is arranged on the transmission shaft (113) near one side of the second track (202).

8. A lifting platform according to claim 7, wherein the transmission device (12) comprises a third synchronizing wheel (121), a fourth synchronizing wheel (122), a first synchronizing belt (123) and a second synchronizing belt (124), the third synchronizing wheel (121) is rotatably disposed at one end of the first track (201) far from the driving device (11), the fourth synchronizing wheel (122) is rotatably disposed at one end of the second track (202) far from the driving device (11), the first synchronizing wheel (114) and the third synchronizing wheel (121) are connected through the first synchronizing belt (123), and the second synchronizing wheel (115) and the fourth synchronizing wheel (122) are connected through the second synchronizing belt (124).

9. The lifting platform according to claim 4, wherein the first rail (201) comprises a bottom plate (2011), two side walls (2012) and two limiting walls (2013), the two side walls (2012) are respectively arranged on two sides of the bottom plate (2011) along the length direction of the bottom plate (2011), the limiting wall (2013) is arranged on one side, away from the bottom plate (2011), of each side wall (2012), the two limiting walls (2013) are parallel to the bottom plate (2011), and the second rail (202), the third rail (403) and the fourth rail (404) are all identical in structure to the first rail (201).

10. A lifting platform as claimed in claim 8, characterised in that the bucket body (31) and the first rolling module (41) are connected to the sides of the first synchronous belt (123) in different directions of movement, respectively.

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