CN217534740U

CN217534740U - Unpowered lifting and carrying device

Info

Publication number: CN217534740U
Application number: CN202220971838.5U
Authority: CN
Inventors: 丁俊; 许福明
Original assignee: GAC Toyota Motor Co Ltd
Current assignee: GAC Toyota Motor Co Ltd
Priority date: 2022-04-25
Filing date: 2022-04-25
Publication date: 2022-10-04
Anticipated expiration: 2032-04-25

Abstract

The utility model discloses an unpowered lift handling device, it includes platform truck, lift bracket, drive mechanism, unpowered actuating mechanism, protection mechanism. A storage space with a goods outlet interface at one side is formed in the trolley; the lifting bracket is arranged in the storage space, is connected with the trolley in a sliding manner and is used for supporting the component box; the transmission mechanism comprises a pulley and a flexible cable wound on the pulley, and the pulley is arranged on the trolley and the lifting bracket; the unpowered driving mechanism comprises a fixed unlocking piece and a sliding trolley, the fixed unlocking piece is arranged on the ground, the sliding trolley is in sliding connection with the trolley, one end of a flexible cable is fixed on the sliding trolley, the other end of the flexible cable is connected with the trolley, the flexible cable sequentially passes through pulleys on the trolley and the lifting bracket, and the sliding trolley drives the lifting bracket to ascend through the flexible cable; the protection mechanism is installed on the trolley and used for supporting the lifting bracket. The utility model discloses only need carry out the unblock operation, reduce transport intensity, improve work efficiency.

Description

Unpowered lifting and carrying device

Technical Field

The utility model relates to a vehicle equipment auxiliary assembly field especially relates to an unpowered lift handling device.

Background

In the production operation, original transport mode is that the workman directly moves the part from the transport trolley to the commodity circulation platform truck, and at this in-process, transport trolley and commodity circulation platform truck often have certain difference in height, and the workman need overcome this difference in height and just can accomplish the transport work, and transport working strength is big, and such transport mode inefficiency.

Therefore, there is a need to provide a new conveying device to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an unpowered lift handling device aims at solving the problem that the operator carries that handling working strength is big and inefficiency in the case operation.

In order to achieve the above object, the utility model provides an unpowered lift handling device, including platform truck, lift bracket, drive mechanism, unpowered actuating mechanism and protection machanism. A storage space with a goods outlet butt joint opening on one side is formed in the trolley; the lifting bracket is arranged in the storage space, is connected with the trolley in a sliding manner and is used for supporting the component box; the transmission mechanism comprises a pulley and a flexible cable wound on the pulley, and the pulley is arranged on the trolley and the lifting bracket; the unpowered driving mechanism comprises a fixed unlocking piece and a sliding trolley, the fixed unlocking piece is arranged on the ground, the sliding trolley is in sliding connection with the trolley, one end of the flexible cable is fixed on the sliding trolley, the other end of the flexible cable is fixedly connected with the trolley, the flexible cable sequentially passes through the trolley and the pulleys on the lifting bracket, the sliding trolley is in contact with the fixed unlocking piece, and the sliding trolley pulls the flexible cable to drive the lifting bracket to ascend; and the protection mechanism is arranged on the trolley and used for supporting the lifting bracket.

Optionally, protection machanism includes release switch, drive assembly and support, drive assembly includes drive wheel and transmission cable, the transmission cable is around locating on the drive wheel, the drive wheel is installed on the platform truck, the one end and the release switch of transmission cable are connected, and the other end and leg joint, the support with the platform truck rotates to be connected, release switch passes through the transmission cable drives the support rotates to being close to ground direction.

Optionally, the support includes connecting rod and the axis of rotation that the interval set up and connect in the connecting rod with bracing piece between the axis of rotation, the axis of rotation with the platform truck rotates to be connected, the connecting rod is used for supporting lifting bracket, the one end of transmission cable is fixed the connecting rod, the other end process the drive wheel with the unblock switch is connected.

Optionally, the protection mechanism still includes balancing weight and spring, the balancing weight is installed one side that the axis of rotation is kept away from the connecting rod, spring one end sets up on the platform truck, the other end with the balancing weight links to each other, the balancing weight with spring drive the support rotates in order to support lifting bracket.

Optionally, the unlocking switch comprises a guide rod and a pull rod which are vertically arranged, the guide rod is connected with the trolley, the unlocking switch is arranged at one end, away from the goods outlet butt joint, of the trolley, the pull rod is slidably sleeved on the guide rod, and the pull rod is connected with the transmission cable.

Optionally, the number of the transmission mechanisms is two, and the two transmission mechanisms are symmetrically distributed on two sides of the trolley.

Optionally, unpowered lift handling device still includes gravity balance mechanism, gravity balance mechanism includes gravity piece, fixed pulley and fixed pulley cable, the fixed pulley is installed on the platform truck, the gravity piece is located the platform truck the fixed pulley place side, the fixed pulley cable is around locating the fixed pulley, the one end of fixed pulley cable is connected the gravity piece, and the other end passes the lift bracket with the platform truck is kept away from one side of fixed pulley is connected, the fixed pulley cable has the bearing section is located one side that the lift bracket is close to ground and is used for the bearing the lift bracket.

Optionally, a vertical slide rail and a lying slide rail are arranged on the trolley, the lifting bracket is connected with the trolley through the vertical slide rail, and the sliding trolley is connected with the trolley through the lying slide rail.

Optionally, the lifting bracket tip forms the mounting panel, be equipped with the leading wheel on the mounting panel, the quantity of leading wheel is two at least, vertical slide rail centre gripping is in two between the leading wheel.

Optionally, one end of the trolley, which is far away from the delivery docking interface, is provided with a push-pull handrail, and the push-pull handrail is used for being manually held to push and pull the trolley.

In the technical scheme of the utility model, after the unlocking switch slides downwards, the transmission cable pulls the support to rotate and descend, an operator pushes out the trolley, the sliding trolley is far away from the fixed unlocking piece, and the flexible cable loses the pressure lifting bracket given by the sliding trolley and slowly descends to a set height position under the action of gravity; after an operator fills the part box with the part, the trolley is pushed to enable the goods outlet butt joint port of the trolley to be in butt joint with the logistics trolley, the unlocking switch slides upwards, the counter weight and the spring driving support rotate to ascend, the sliding trolley touches the fixed unlocking piece on the ground, and the sliding trolley drives the flexible cable to pull the lifting bracket to ascend to be consistent with the height of the logistics trolley. The device utilizes external power and mechanical principle to make the lift bracket can rise automatically, has eliminated the difference in height between platform truck and the commodity circulation platform truck, has reduced the manpower consumption, has improved the operating efficiency widely, has very big popularization and use value.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic view of an ascending state structure of an unpowered lifting and carrying device in an embodiment of the present invention;

FIG. 2 is a schematic view of the structure of the unpowered lifting and carrying device according to the embodiment of the present invention in a descending state;

fig. 3 is a schematic structural view of an unpowered lifting and carrying device according to an embodiment of the present invention.

The reference numbers illustrate:

the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely 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 belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front, and rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "secured" are to be construed broadly, and thus, for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

The utility model provides an unpowered lift handling device aims at solving the problem that the operator moved the case operation.

As shown in fig. 1 to 3, in an embodiment of the present invention, an unpowered 40 lifting and carrying device includes a trolley 10, a lifting bracket 20, a transmission mechanism 30, a unpowered 40 driving mechanism and a protection mechanism 50, wherein a storage space having a goods output interface 11 is formed in one side of the trolley 10; the lifting bracket 20 is arranged in the storage space, the lifting bracket 20 is connected with the trolley 10 in a sliding way, and the lifting bracket 20 is used for supporting the component box; the transmission mechanism 30 comprises a pulley 31 and a flexible cable 32 wound on the pulley 31, wherein the pulley 31 is arranged on the trolley 10 and the lifting bracket 20; the unpowered 40 driving mechanism comprises a fixed unlocking piece 41 and a sliding trolley 42, the fixed unlocking piece 41 is arranged on the ground, the sliding trolley 42 is in sliding connection with the trolley 10, one end of a flexible cable 32 is fixed on the sliding trolley 42, the other end of the flexible cable is fixedly connected with the trolley 10, the flexible cable 32 sequentially passes through pulleys 31 on the trolley 10 and the lifting bracket 20, the sliding trolley 42 is in contact with the fixed unlocking piece 41, the flexible cable 32 is pulled by the sliding trolley 42, and the lifting bracket 20 is driven by the flexible cable 32 to ascend; the protection mechanism 50 is attached to the cart 10, and the protection mechanism 50 supports the lifting bracket 20.

In this embodiment, after the operator pushes the trolley 10, the sliding trolley 42 impacts the fixed unlocking piece 41, the sliding trolley 42 pulls the flexible cable 32 to drive the lifting bracket 20 to rise to the set height position, pulls the unlocking switch 51 to drive the support 53 to rotate in the direction close to the ground, and after the trolley 10 is pulled out, the lifting bracket 20 falls to the set height. The device eliminates the height difference between the trolley 10 and the logistics trolley 10, reduces the manpower consumption, greatly improves the operation efficiency and has great popularization and use values.

In this embodiment, the protection mechanism 50 includes an unlocking switch 51, a transmission assembly 52 and a bracket 53, the transmission assembly 52 includes a transmission wheel 521 and a transmission cable 522, the transmission cable 522 is wound on the transmission wheel 521, the transmission wheel 521 is mounted on the trolley 10, one end of the transmission cable 522 is connected to the unlocking switch 51, the other end of the transmission cable 522 is connected to the bracket 53, the bracket 53 is rotatably connected to the trolley 10, and the unlocking switch 51 drives the bracket 53 to rotate in a direction close to the ground through the transmission cable 522. The driving cable 522 drives the stand 53 to rotate in a direction close to the ground to remove the support of the stand 53 to the lifting bracket 20, so that the lifting bracket 20 is lowered to a set height position by its own weight.

Specifically, the bracket 53 includes a connecting rod 532 and a rotating shaft 533 which are spaced apart from each other, and a support rod 531 connected between the connecting rod 532 and the rotating shaft 533, the rotating shaft 533 is rotatably connected to the cart 10, the connecting rod 532 is used to support the lifting bracket 20, one end of the driving cable 522 is fixed to the connecting rod 532, and the other end is connected to the unlocking switch 51 via the driving wheel 521. Further, the protection mechanism 50 further includes a weight 54 and a spring 55, the weight 54 is installed on the side of the rotation shaft 533 away from the connection rod 532, one end of the spring 55 is disposed on the trolley 10, the other end is connected to the weight 54, and the weight 54 and the spring 55 drive the bracket 53 to rotate to support the lifting bracket 20. When the lifting bracket 20 is at the lowest height, the counterweight block 54 is inclined, the spring 55 is in a stretching state, when the lifting bracket 20 is lifted, the counterweight block 54, the spring 55 and the support 53 form a lever with the rotating shaft 533 as a fulcrum, under the action of gravity borne by the counterweight block 54 and elastic force of the spring 55, the counterweight block 54 and the spring 55 drive the support to rotate around the rotating shaft until the end part of the support rod 531 far away from the rotating shaft 533 touches the lower end of the lifting bracket 20, and the support rod 531 plays a supporting role in supporting the lifting bracket 20; when the lifting bracket 20 is lowered, the unlock switch 51 is pulled down, and the holder 53 is rotated about the rotating shaft 533 by the transmission cable 522 and lowered.

The number of the transmission wheels 521 is at least two, one transmission wheel is arranged on the unlocking switch 51, the other transmission wheel is arranged on the trolley 10, the transmission wheel 521 on the trolley 10 enables the transmission cable 522 to be turned to the horizontal state from the vertical state, and the support 53 is arranged at the left end of the lying type slide rail 14, so that the lifting bracket 20 is prevented from sinking due to the fact that the component box is too heavy.

The unlocking switch 51 comprises a guide rod 511 and a pull rod 512 which are vertically arranged, the guide rod 511 is connected with the trolley 10, the unlocking switch 51 is arranged at one end of the trolley 10 far away from the goods outlet butt joint port 11, the pull rod 512 is sleeved on the guide rod 511, and the pull rod 512 is connected with a transmission cable 522. The transmission wheel 521 is arranged at the upper end of the guide rod 511, when the pull rod 512 slides downwards, a downward pulling force is applied to the transmission cable 522, the transmission cable 522 penetrates through the transmission wheel 521 on the guide rod 511, the direction of the pulling force is changed downwards, the transmission cable 522 penetrates through the transmission wheel 521 on the trolley 10 to be connected with the bracket 53, the direction of the pulling force applied to the transmission cable 522 points to the transmission wheel 521 on the trolley 10 along the transmission cable 522, and at the moment, the transmission cable 522 pulls the bracket 53 to rotate towards the direction close to the ground. The unlocking switch 51 is provided to remove the support of the lifting bracket 20 in time when the lifting bracket 20 descends, and also to buffer the descending of the lifting bracket 20.

The number of the transmission mechanisms 30 is two, and the two transmission mechanisms 30 are symmetrically distributed on two sides of the trolley 10. Specifically, the transmission mechanism 30 is composed of a plurality of pulleys 31 and a plurality of flexible cables 32, the pulleys 31 are respectively arranged on the trolley 10 and the lifting bracket 20, wherein the pulleys 31 on the trolley 10 are distributed at the upper end and the lower end of the left side of the trolley 10, the pulleys 31 on the lifting bracket 20 are arranged at the two ends along the length direction of the lifting bracket 20, and the flexible cables 32 are led out from one end of the upper part of the trolley 10, which is not provided with the pulleys 31, and then sequentially pass through the pulleys 31 at the two ends of the lifting bracket 20, then pass through the pulleys 31 at the upper part of the trolley 10, and then sequentially pass through the pulleys 31 at the lower part of the trolley 10 to be connected with the sliding trolley 42. The pulleys 31 and the flexible cables 32 of the two transmission mechanisms 30 are arranged identically, so that the two sides of the lifting bracket 20 can ascend or descend synchronously, and the transmission force and the transmission stability are enhanced.

The unpowered 40 lifting and carrying device further comprises a gravity balance mechanism 60, the gravity balance mechanism 60 comprises a gravity block 61, a fixed pulley 62 and a fixed pulley cable 63, the fixed pulley 62 is mounted on the trolley 10, the gravity block 61 is located on the side of the fixed pulley 62 of the trolley 10, the fixed pulley cable 63 is wound on the fixed pulley 62, one end of the fixed pulley cable 63 is connected with the gravity block 61, the other end of the fixed pulley cable passes through the lifting bracket 20 to be connected with one side, far away from the fixed pulley 62, of the trolley 10, and the fixed pulley cable 63 is provided with a bearing section which is located on one side, close to the ground, of the lifting bracket 20 and used for bearing the lifting bracket 20. When the lifting bracket 20 is lifted, the weight block 61 is lowered by the gravity, the fixed sheave cable 63 provides an upward force to the lifting bracket 20 by the gravity of the weight block 61, and when the lifting bracket is lowered, the lifting bracket 20 applies a pressure to the fixed sheave cable 63, and the weight block 61 is lifted by a tensile force applied by the fixed sheave cable 63. The gravity balance mechanism 60 serves to balance the lifting bracket 20, and also serves to assist the lifting bracket 20 in ascending and to buffer the lifting bracket 20 in descending, and also reduces the intensity of force applied by the worker.

The trolley 10 is provided with a vertical slide rail 13 and a lying slide rail 14, the lifting bracket 20 is connected with the trolley 10 through the vertical slide rail 13, and the sliding trolley 42 is connected with the trolley 10 through the lying slide rail 14. The vertical slide rails 13 and the horizontal slide rails 14 guide the lifting bracket 20 and the sliding trolley 42.

As shown in fig. 1 and 2, an installation plate 21 is formed at an end of the lifting bracket 20, guide wheels 22 are provided on the installation plate 21, the number of the guide wheels 22 is at least two, and the vertical sliding rail 13 is clamped between the two guide wheels 22. The friction between the lifting bracket 20 and the vertical slide rail 13 is reduced by the arrangement of the guide wheels 22, so that the lifting bracket 20 runs more smoothly.

The push-pull handle 12 is provided at an end of the cart 10 away from the delivery dock 11, and the push-pull handle 12 is used for manual grasping to push-pull the cart 10. The unlocking switch 51 is provided at the same end of the cart 10 as the push-pull handle 12 for easy manual operation.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims

1. An unpowered lifting handling device characterized in that it comprises:

the trolley is internally provided with a storage space with a goods outlet butt joint on one side;

the lifting bracket is arranged in the storage space, is connected with the trolley in a sliding manner and is used for supporting the component box;

the transmission mechanism comprises a pulley and a flexible cable wound on the pulley, and the pulley is arranged on the trolley and the lifting bracket;

the unpowered driving mechanism comprises a fixed unlocking piece and a sliding trolley, the fixed unlocking piece is arranged on the ground, the sliding trolley is in sliding connection with the trolley, one end of the flexible cable is fixed on the sliding trolley, the other end of the flexible cable is fixedly connected with the trolley, the flexible cable sequentially passes through the trolley and the pulleys on the lifting bracket, the sliding trolley is in contact with the fixed unlocking piece, and the sliding trolley pulls the flexible cable to drive the lifting bracket to ascend;

and the protection mechanism is arranged on the trolley and used for supporting the lifting bracket.

2. The unpowered lifting and carrying device as recited in claim 1 wherein the protection mechanism includes an unlocking switch, a transmission assembly and a bracket, the transmission assembly includes a transmission wheel and a transmission cable, the transmission cable is wound around the transmission wheel, the transmission wheel is mounted on the trolley, one end of the transmission cable is connected to the unlocking switch, the other end of the transmission cable is connected to the bracket, the bracket is rotatably connected to the trolley, and the unlocking switch drives the bracket to rotate in a direction close to the ground through the transmission cable.

3. An unpowered lifting and carrying device as claimed in claim 2, wherein the support includes spaced apart link and pivot shafts, and a support rod connected between the link and the pivot shafts, the pivot shafts being pivotally connected to the trolley, the link being adapted to support the lifting bracket, one end of the drive cable being secured to the link and the other end being connected to the release switch via the drive wheel.

4. The unpowered lifting and carrying device of claim 3 wherein the protection mechanism further includes a weight mounted on a side of the rotation axis remote from the connection rod and a spring mounted on the trolley at one end and connected to the weight at the other end, the weight and the spring driving the support to rotate to support the lifting bracket.

5. The unpowered lifting and carrying device as recited in claim 4 wherein the unlocking switch includes a vertically disposed guide bar and a pull bar, the guide bar is connected to an end of the trolley remote from the delivery interface, the pull bar is slidably disposed on the guide bar, and the pull bar is connected to the drive cable.

6. An unpowered lifting and handling device as recited in claim 5 wherein said two drive mechanisms are symmetrically disposed on opposite sides of said trolley.

7. An unpowered lifting and carrying device as claimed in any one of claims 1 to 6 wherein the unpowered lifting and carrying device further comprises a gravity balance mechanism, the gravity balance mechanism comprises a gravity block, a fixed pulley and a fixed pulley cable, the fixed pulley is mounted on the trolley, the gravity block is located on the side of the trolley where the fixed pulley is located, the fixed pulley cable is wound around the fixed pulley, one end of the fixed pulley cable is connected with the gravity block, the other end of the fixed pulley cable passes through the lifting bracket to be connected with the side of the trolley away from the fixed pulley, the fixed pulley cable has a bearing section, and the bearing section is located on the side of the lifting bracket close to the ground and is used for bearing the lifting bracket.

8. An unpowered lifting and carrying device as claimed in any one of claims 1 to 6, wherein the trolley is provided with vertical slide rails and horizontal slide rails, the lifting carriage is connected with the trolley through the vertical slide rails, and the sliding trolley is connected with the trolley through the horizontal slide rails.

9. An unpowered lifting and carrying device as recited in claim 8 wherein the end of the lifting bracket forms a mounting plate, the mounting plate having at least two guide wheels, the vertical rail being captured between the two guide wheels.

10. An unpowered lifting and carrying device as claimed in any one of claims 1 to 6 wherein the end of the trolley remote from the delivery interface is provided with a push-pull handle for manual grasping to push and pull the trolley.