CN219156391U

CN219156391U - Lifting mechanism

Info

Publication number: CN219156391U
Application number: CN202223512703.1U
Authority: CN
Inventors: 胡晓云; 黄平福; 赵炯; 于天顺
Original assignee: Chengdu Hongtu Electrical Appliance Co ltd
Current assignee: Chengdu Hongtu Electrical Appliance Co ltd
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-06-09
Anticipated expiration: 2032-12-28

Abstract

The utility model belongs to the technical field of cargo transportation equipment, and discloses a lifting mechanism which comprises a base, wherein a supporting plate is fixedly arranged at the rear of the top end of the base, a lifting platform is movably arranged at the bottom of the inner wall of the supporting plate, movable frames are movably arranged at two sides of the top end of the lifting platform, a movable groove positioned below the outer side of the movable frame is formed in the top of the lifting platform, and a cavity positioned below the movable groove is formed in the lifting platform. According to the utility model, the tooth plates, the driving motor and the gears are arranged, the rotation shaft drives the gears to rotate due to the operation of the driving motor, and meanwhile, the two tooth plates, the movable frame and the clamping plate are driven to move oppositely as a whole due to the meshing connection relation between the gears and the inner surfaces of the tooth plates, so that operators can perform corresponding size adjustment as required, and finally, the clamping and fixing of goods with different sizes can be realized.

Description

Lifting mechanism

Technical Field

The utility model belongs to the technical field of cargo transportation equipment, and particularly relates to a lifting mechanism.

Background

The lifting mechanism is called a lifting table, and is usually a conveying device for lifting people or cargoes to a specified height, the existing cargoes lifting machine is provided with a corresponding cargo clamping and fixing structure, and the cargoes are prevented from shifting or falling off in the lifting process by fixing the cargoes, so that the safety of cargo transportation is well ensured, the existing fixing structure is designed to be fixed, only cargoes with a single size can be clamped and fixed, flexible transformation cannot be carried out according to cargoes with different sizes, and when cargoes with another size are clamped and fixed, the cargoes with another corresponding lifting mechanism are required to be conveyed, and therefore the application range of the device is reduced, and the cargo lifting mechanism is required to be improved.

Disclosure of Invention

The utility model aims to solve the problems, and provides a lifting mechanism which has the advantage of being convenient for clamping and fixing cargoes with different sizes.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a elevating system, includes the base, the rear fixed mounting on base top has the backup pad, the bottom movable mounting on backup pad inner wall has the lift platform, the equal movable mounting in both sides on lift platform top has the fly frame, the removal groove that is located the fly frame outside below is seted up at the top of lift platform, the cavity that is located the removal groove below is seted up to the inside of lift platform, the bottom fixed mounting of fly frame has the removal frame that is located the removal inslot wall, the bottom of removal frame extends to the bottom of cavity inner wall, the inside front and back of removal frame respectively fixed mounting has the tooth dental lamina, the bottom fixed mounting of lift platform has the driving motor that is located cavity middle part below, the other end fixed sleeve joint pivot of driving motor output shaft, the top of pivot runs through lift platform and cavity in proper order and extends to the inside and external surface mounting of cavity has cup jointed the gear, the surface and the internal surface of tooth dental lamina of gear mesh mutually.

As the preferential choice of the utility model, the inner wall of the movable frame is movably provided with the clamping plates, the bottom ends at the front and the back of the clamping plates are fixedly provided with the limiting blocks positioned on the inner wall of the movable frame, and the front of the left end of the movable frame is fixedly provided with the toothed plate positioned on the right side of the limiting block.

As the preferable mode of the utility model, the outer surfaces of the rear ends of the clamping plates are fixedly provided with movable plates, and the outer surfaces of the inner sides of the movable plates are movably sleeved with connecting sleeves.

As the preferable mode of the utility model, the front face of the right end of the limiting block is fixedly provided with a fixed box, the right side of the inner wall of the fixed box is movably provided with a tooth block, and the right side of the tooth block is meshed with the left side of the toothed plate.

As the preferable mode of the utility model, the middle part of the left side of the tooth block is fixedly provided with a connecting spring, and the other end of the connecting spring is fixedly connected with the inner wall of the fixed box.

Preferably, the left side of the tooth block is fixedly provided with a handle positioned at the outer side of the connecting spring, and the left end of the handle penetrates through the fixed box and extends to the left side of the fixed box.

As the preferable mode of the utility model, the middle part of the top end of the supporting plate is fixedly provided with the power motor, the other end of the output shaft of the power motor is fixedly sleeved with the lead screw, the bottom end of the lead screw sequentially penetrates through the supporting plate and the lifting platform and extends to the bottom of the inner wall of the supporting plate and is movably sleeved with the bottom of the inner wall of the supporting plate, and the outer surface of the lead screw is in threaded sleeve joint with the inner wall of the lifting platform.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the tooth plates, the driving motor and the gears are arranged, the rotation shaft drives the gears to rotate due to the operation of the driving motor, and meanwhile, the two tooth plates, the movable frame and the clamping plate are driven to move oppositely as a whole due to the meshing connection relation between the gears and the inner surfaces of the tooth plates, so that operators can perform corresponding size adjustment as required, and finally, the clamping and fixing of goods with different sizes can be realized.

2. According to the utility model, the toothed plate, the toothed block and the connecting spring are arranged, the handle can be pulled to drive the toothed block to move leftwards until the right side of the toothed block is separated from the left side of the toothed plate, so that the meshing fixing effect between the toothed block and the toothed plate is relieved, the fixing effect on the clamping plate is relieved, then an operator can pull the clamping plate to integrally lift, corresponding adjustment is carried out according to the placing height of goods, then the clamping is fixed, and finally, the purpose of stacking a plurality of goods is achieved, and the transportation quantity is improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is a schematic cross-sectional view of a cavity of the present utility model;

FIG. 4 is a schematic cross-sectional view of the lift platform of the present utility model;

FIG. 5 is a schematic cross-sectional view of a connection sleeve of the present utility model;

fig. 6 is a partially enlarged schematic view of the structure at a in fig. 4.

In the figure: 1. a base; 2. a lifting platform; 3. a movable frame; 4. a moving groove; 5. a cavity; 6. a moving rack; 7. tooth plate; 8. a driving motor; 9. a rotating shaft; 10. a gear; 11. a clamping plate; 12. a limiting block; 13. a movable plate; 14. connecting sleeves; 15. a toothed plate; 16. a fixed box; 17. tooth blocks; 18. a handle; 19. a connecting spring; 20. a support plate; 21. a power motor; 22. and (5) a screw rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 6, the utility model provides a lifting mechanism, which comprises a base 1, a supporting plate 20 is fixedly arranged at the rear of the top end of the base 1, a lifting platform 2 is movably arranged at the bottom of the inner wall of the supporting plate 20, a movable frame 3 is movably arranged at both sides of the top end of the lifting platform 2, a movable groove 4 positioned below the outer side of the movable frame 3 is arranged at the top of the lifting platform 2, a cavity 5 positioned below the movable groove 4 is arranged in the lifting platform 2, a movable frame 6 positioned at the inner wall of the movable groove 4 is fixedly arranged at the bottom end of the movable frame 3, tooth plates 7 are fixedly arranged at the front and rear sides of the inner side of the movable frame 6 respectively, a driving motor 8 positioned below the middle part of the cavity 5 is fixedly arranged at the bottom end of the lifting platform 2, a rotating shaft 9 is fixedly sleeved at the other end of the output shaft of the driving motor 8, the top end of the rotating shaft 9 sequentially penetrates through the lifting platform 2 and the cavity 5 and extends to the inner part of the cavity 5, a gear 10 is fixedly sleeved on the outer surface of the gear 10, and the outer surface of the gear 10 is meshed with the inner surface of the tooth plates 7.

Firstly, the driving motor 8 can be started, and the rotating shaft 9 can rotate due to the operation of the driving motor 8, so that the gear 10 is driven to rotate, then, due to the meshing relationship between the gear 10 and the inner surface of the toothed plate 7, the two toothed plates 7, the movable frame 6 and the movable frame 3 can be driven to move oppositely, and finally, the goods with different sizes can be fixed by adjusting the distance between the two movable frames 3.

Referring to fig. 1 and 6, a clamping plate 11 is movably mounted on the inner wall of the movable frame 3, limiting blocks 12 positioned on the inner wall of the movable frame 3 are fixedly mounted at the front and rear bottom ends of the clamping plate 11, and a toothed plate 15 positioned on the right side of the limiting blocks 12 is fixedly mounted on the front surface of the left end of the movable frame 3.

As a technical optimization scheme of the utility model, due to the arrangement of the limiting block 12, the limiting block 12 has a good limiting effect on the whole clamping plate 11 in an up-and-down moving way.

Referring to fig. 5, the outer surfaces of the rear ends of the clamping plates 11 are fixedly provided with movable plates 13, and the outer surfaces of the inner sides of the movable plates 13 are movably sleeved with connecting sleeves 14.

As a technical optimization scheme of the utility model, due to the design of the movable plate 13 and the connecting sleeve 14, the two clamping plates 11 can be connected together by arranging the movable plate 13 and the connecting sleeve 14, so that the subsequent up-and-down position movement can be performed simultaneously.

Referring to fig. 6, a fixed box 16 is fixedly installed on the front surface of the right end of the limiting block 12, a tooth block 17 is movably installed on the right side of the inner wall of the fixed box 16, and the right side of the tooth block 17 is meshed with the left side of the toothed plate 15.

As a technical optimization scheme of the utility model, by arranging the tooth blocks 17, when the right side of the tooth blocks 17 is contacted with the left side of the toothed plate 15 to fasten, the clamping plate 11 is integrally fixed.

Referring to fig. 6, a connecting spring 19 is fixedly installed at the middle of the left side of the tooth block 17, and the other end of the connecting spring 19 is fixedly connected with the inner wall of the fixed box 16.

As a technical optimization of the utility model, by providing the connecting spring 19, the tooth block 17 is pushed to move rightward until the tooth plate 15 is released from the left side because the connecting spring 19 is in a compressed state.

Referring to fig. 6, a handle 18 is fixedly installed at the left side of the tooth block 17 at the outer side of the connection spring 19, and the left end of the handle 18 penetrates the fixed case 16 and extends to the left side of the fixed case 16.

As a technical optimization scheme of the utility model, by arranging the handle 18, an operator can pull the handle 18 to drive the tooth block 17 to move leftwards integrally so as to separate and unfixed the right side of the tooth block 17 from the left side of the toothed plate 15.

Referring to fig. 1 to 4, a power motor 21 is fixedly mounted in the middle of the top end of a support plate 20, a screw rod 22 is fixedly sleeved at the other end of an output shaft of the power motor 21, the bottom end of the screw rod 22 sequentially penetrates through the support plate 20 and the lifting platform 2 and extends to the bottom of the inner wall of the support plate 20 and is movably sleeved with the bottom of the inner wall of the support plate 20, and the outer surface of the screw rod 22 is in threaded sleeve joint with the inner wall of the lifting platform 2.

As a technical optimization scheme of the utility model, by arranging the power motor 21, the screw rod 22 rotates due to the operation of the power motor 21, and then the lifting platform 2 is driven to integrally lift.

The working principle and the using flow of the utility model are as follows:

firstly, an operator can pull the handle 18 to drive the tooth block 17 to move leftwards so as to separate the right side of the tooth block 17 from the left side of the tooth plate 15 to release the fixing effect on the clamping plate 11, and then can pull the clamping plate 11 to the highest position, at the moment, the handle 18 is released again, the whole body of the clamping plate is clamped and fixed again through the elastic force of the connecting spring 19, then the operator can stack the goods placing movable frame 3 and the whole body of the clamping plate 11 in sequence, after a proper number of the clamping plate is placed, finally the operator can pull the handle 18 again to release the fixing effect on the clamping plate 11 so as to clamp and fix the top of the goods at the top end of the tooth block 17, and then the power motor 21 is started, so that the screw 22 drives the lifting platform 2, the movable frame 3, the clamping plate 11 and the whole goods to be transported upwards.

When operating personnel need carry out the centre gripping fixed to not unidimensional goods according to the demand, can start driving motor 8 this moment, because driving motor 8's operation, will make pivot 9 drive gear 10 and take place rotatory, and simultaneously because gear 10's surface and tooth form plate 7's interior surface engaged relation, and then can drive two tooth form plates 7, remove frame 6, movable frame 3 and cardboard 11 are whole to take place the motion in opposite directions, can carry out the size regulation according to the demand afterwards, finally satisfy carrying out the centre gripping fixed processing to not unidimensional goods.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a elevating system, includes base (1), its characterized in that: the rear fixed mounting on base (1) top has backup pad (20), the bottom movable mounting on backup pad (20) inner wall has lift platform (2), the equal movable mounting in both sides on lift platform (2) top has movable frame (3), the removal groove (4) that are located movable frame (3) outside below have been seted up at the top of lift platform (2), cavity (5) that are located removal groove (4) below have been seted up to the inside of lift platform (2), the bottom fixed mounting of movable frame (3) has movable frame (6) that are located the inner wall of removal groove (4), the bottom of movable frame (6) extends to the bottom of cavity (5) inner wall, the place ahead of movable frame (6) inboard is fixed mounting respectively has tooth plate (7), the bottom fixed mounting of lift platform (2) has driving motor (8) that are located cavity (5) middle part below, the other end fixed pivot (9) of driving motor (8) output shaft has been cup jointed, the top of pivot (9) runs through lift platform (2) and cavity (5) in proper order and cavity (5) and the inside and tooth plate (10) and the surface of tooth plate (10) that the inside and tooth plate (10) have been stretched into in order.

2. A lifting mechanism as claimed in claim 1, wherein: the inner wall movable mounting of movable frame (3) has cardboard (11), stopper (12) that are located the inner wall of movable frame (3) are all fixed mounting to the bottom of cardboard (11) front and back, the positive fixed mounting of movable frame (3) left end has pinion rack (15) that are located stopper (12) right side.

3. A lifting mechanism as claimed in claim 2, wherein: the outer surfaces of the rear ends of the clamping plates (11) are fixedly provided with movable plates (13), and the outer surfaces of the inner sides of the movable plates (13) are movably sleeved with connecting sleeves (14).

4. A lifting mechanism as claimed in claim 2, wherein: the right side of stopper (12) right-hand member openly fixed mounting has fixed case (16), the right side movable mounting of fixed case (16) inner wall has tooth piece (17), the right side of tooth piece (17) meshes with the left side of pinion rack (15).

5. A lifting mechanism as claimed in claim 4, wherein: the middle part of tooth piece (17) left side is fixed mounting has connecting spring (19), the other end of connecting spring (19) and the inner wall fixed connection of fixed box (16).

6. A lifting mechanism as claimed in claim 4, wherein: the left side of tooth piece (17) is fixed mounting has handle (18) that are located connecting spring (19) outside, the left end of handle (18) runs through fixed case (16) and extends to the left side of fixed case (16).

7. A lifting mechanism as claimed in claim 1, wherein: the middle part fixed mounting at backup pad (20) top has power motor (21), the other end of power motor (21) output shaft has fixedly cup jointed lead screw (22), the bottom of lead screw (22) runs through backup pad (20) and lift platform (2) in proper order and extends to the bottom of backup pad (20) inner wall and cup joints with the bottom activity of backup pad (20) inner wall, the surface of lead screw (22) cup joints with the inner wall screw thread of lift platform (2).