Energy storage robot

Abstract

The utility model discloses an energy storage robot, and relates to the field of battery pack transportation. Which comprises a frame and a placing assembly and is characterized in that the placing assembly is fixed to the upper end face of the frame and used for placing and fixing a battery pack, a power assembly is arranged on the lower end face of the frame, the power assembly drives the frame to move, and the power assembly is powered by the battery pack placed in the placing assembly; the placing assembly comprises at least one layer of placing rack, the placing racks are mutually overlapped, a placing area for placing the battery packs is formed between every two adjacent placing racks, and the power assembly is electrically connected with the battery pack at the lowest layer through a power line. The battery pack transfer device has the advantages of being higher in battery pack transfer stability and high in transfer efficiency.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of battery pack transportation, especially to an improved energy storage robot. BACKGROUND

[0002] With the market of new energy vehicles becoming larger and larger, the demand for power batteries is also increasing. Power batteries are generally assembled by multiple battery packs through series and parallel connection. Therefore, during the production of power batteries, it is often necessary to transport battery packs for a short distance. The conventional transportation method is to use a cart / pushcart to transport battery packs for a short distance to different areas / locations of a site. This method not only causes the battery packs to easily fall during transportation, but also has low transfer efficiency due to the frequent need for transfer, thereby affecting the production efficiency of the battery. SUMMARY

[0003] In order to overcome the deficiencies of the prior art, the utility model provides an energy storage robot.

[0004] The utility model adopts the following technical scheme: an energy storage robot, comprising a frame and a placing assembly, the placing assembly is fixed on the upper end face of the frame and is used for placing and fixing battery packs, a power assembly is arranged on the lower end face of the frame, the power assembly drives the frame to move, and the power assembly is powered by the battery packs placed in the placing assembly.

[0005] The placing assembly comprises at least one layer of placing racks, the placing racks are stacked with each other, and a placing area for placing battery packs is formed between adjacent placing racks, and the power assembly is electrically connected with the battery packs in the lowermost layer through a power line.

[0006] The placing rack comprises a plurality of outer support columns and cross beams, the outer support columns are fixed on the frame and are perpendicular to the end face of the frame, the cross beam is C-shaped, the opening of the cross beam faces one end of the frame, the cross beam is fixed on the outer support column, adjacent cross beams are parallel to each other and the opening directions of the cross beams are consistent, and the placing area is an area formed between adjacent cross beams, and the battery pack is placed on the cross beam when the battery pack is inserted into the placing area.

[0007] The cross beam is provided with a limiting pressing plate on the side wall away from the opening, and the limiting pressing plate abuts against the end face of the battery pack after the battery pack is inserted into the placing area.

[0008] Two sides of the frame are provided with front wheels and rear wheels, the power assembly comprises a driving part, a steering part and a stabilizing part, the driving part is fixed at the bottom of the frame for driving the rear wheels to rotate, the steering part is arranged at the bottom of the frame and is arranged between the front wheels for driving the front wheels to swing back and forth, and the stabilizing part is arranged between the frame and the front wheels, one end of the stabilizing part is fixed on the frame, and the other end of the stabilizing part is fixed on the front wheels.

[0009] The front wheels comprise left front wheels, right front wheels and a front rotating shaft, the front rotating shaft is arranged at the bottom of the frame, the left front wheels and the right front wheels are connected with the front rotating shaft respectively, the steering part is connected with the left front wheels and the right front wheels respectively, and the steering part drives the left front wheels and the right front wheels to swing synchronously and in the same direction.

[0010] The rear wheels comprise left rear wheels, right rear wheels and a rear rotating shaft, the rear rotating shaft is arranged on the frame, the left rear wheels and the right rear wheels are arranged at two ends of the rear rotating shaft respectively, and the driving part is a driving motor, the driving motor is fixed on the frame and drives the left rear wheels and the right rear wheels to rotate synchronously.

[0011] The stabilizing part comprises a pair of stabilizing pull rods, one end of the pair of stabilizing pull rods is fixed on the frame, and the other end of the pair of stabilizing pull rods is fixed on the front rotating shaft.

[0012] The bottom of the frame is provided with a damping part, the damping part comprises a plurality of groups of leaf springs, and at least one group of leaf springs is arranged between the front wheels and the frame and between the rear wheels and the frame respectively.

[0013] The top of the outer support column is provided with a cover plate, when the battery pack is inserted into the placement area of the uppermost layer, the cover plate is in contact with the battery pack.

[0014] Compared with the prior art, the battery pack can be placed on the placement rack at different heights during the transfer of the battery pack, so that a plurality of battery packs can be transferred at one time. During the transfer process, the corner of the battery pack is fixed by the limiting pressing plate, the lower layer of the battery pack is limited as a whole by the placement rack of the upper layer, and the limiting pressing plate cooperates to limit the battery pack. The uppermost layer of the battery pack is pressed by the cover plate, so that the limiting of the uppermost layer of the battery pack is still effective, so that the entire battery pack can be well protected during the transfer, and the entire transfer process is automatically transferred by the battery pack power supply, without manual transfer, and the transfer efficiency is higher. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 It is a structural schematic diagram of the energy storage robot in the utility model;

[0016] Fig. 2Is the placing assembly structure schematic view of the energy storage robot in the utility model;

[0017] Fig. 3 Is the power assembly structure schematic view of the energy storage robot in the utility model;

[0018] In the drawing: 1, frame; 2, placing assembly; 21, placing rack; 211, outer support stand; 212, cross arm; 213, limit pressing plate; 22, placing area; 23, cover plate; 3, power assembly; 31, drive portion; 311, drive motor; 32, steering portion; 33, stabilizing portion; 331, stabilizing pull rod; 34, front wheel; 341, left front wheel; 342, right front wheel; 343, front pivot; 35, rear wheel; 351, left rear wheel; 352, right rear wheel; 353, rear pivot; 36, shock absorbing portion; 361, leaf spring; 4, power cord. DETAILED DESCRIPTION

[0019] In the following, the utility model is further described in combination with the drawings and specific embodiments, and it should be noted that the following described embodiments or technical features can be combined to form new embodiments without conflict.

[0020] Referring to Figs. 1-3 , the energy storage robot comprises a frame 1 and a placing assembly 2, the placing assembly 2 is fixed on the upper end face of the frame 1 and is used for placing and fixing a battery pack, a power assembly 3 is arranged on the lower end face of the frame 1, the power assembly 3 drives the frame 1 to move, and the power assembly 3 is powered by the battery pack placed in the placing assembly 2.

[0021] The placing assembly 2 comprises at least one layer of placing racks 21, the placing racks 21 are stacked with each other, and the placing area 22 for placing the battery pack is formed between the adjacent placing racks 21. The power assembly 3 fixed on the vehicle frame 1 is electrically connected with the lowermost battery pack through the power line 4. In the embodiment, the placing rack 21 comprises a plurality of outer support columns 211 and cross arms 212. The outer support columns 211 are fixed on the vehicle frame 1 and are perpendicular to the end surface of the vehicle frame 1. The cross arm 212 is in a C shape, the opening of the cross arm 212 faces one end of the vehicle frame 1, and the cross arm 212 can be formed by welding three angle irons to form a C shape, and the opening of the cross arm 212 is used for inserting the battery pack. The cross arm 212 is fixed on the outer support column 211, the adjacent cross arms 212 are parallel to each other, and the openings of the cross arms 212 are in the same direction. The placing area 22 is the area formed between the adjacent cross arms 212, and the battery pack is placed on the cross arm 212 when the battery pack is inserted into the placing area 22. Of course, a cover plate 23 can be fixed at the top of the outer support column 211 to prevent the battery pack placed on the uppermost layer from falling during transportation. The side wall away from the opening of the cross arm 212 is provided with a limiting pressing plate 213, and the limiting pressing plate 213 abuts against the end surface of the battery pack after the battery pack is inserted into the placing area 22. The corner of the battery pack is limited between the limiting pressing plate 213 and the cross arm 212 after the battery pack is inserted. The top of the outer support column 211 is provided with the cover plate 23, and the cover plate 23 contacts the battery pack when the battery pack is inserted into the placing area 22 on the uppermost layer. So as to reduce the probability of the battery pack placed on the uppermost layer from falling. During use, the battery pack is lifted by a forklift and then pushed into the placing space. When the battery pack is pushed to the end, a limiting pressing plate 213 presses the corner of the battery pack, and then the front end of the battery pack is bolted to complete the installation. That is, the battery pack can be placed in the placing area 22 and fixed before the battery pack is transferred. At this time, the power assembly 3 on the vehicle frame 1 is electrically connected with the lowermost battery pack to supply power to the vehicle frame 1 from the battery pack to drive the vehicle frame 1 to move.

[0022] In the embodiment, the vehicle frame 1 is provided with front wheels 34 and rear wheels 35 on both sides, and the power assembly 3 comprises a driving part 31, a steering part 32 and a stabilizing part 33. In the embodiment, the driving part 31 can be the most common driving motor 311, and the steering part 32 can be a steering machine and a differential. The steering machine and the differential are commonly used devices of the transport vehicle, and will not be described in detail in the embodiment. In the embodiment, the driving part 31 is fixed on the bottom of the vehicle frame 1 and is used for driving the rear wheels 35 to rotate. The steering part 32 is arranged on the bottom of the vehicle frame 1 and is arranged between the front wheels 34 and is used for driving the front wheels 34 to swing back and forth. The stabilizing part 33 is arranged between the vehicle frame 1 and the front wheels 34, one end of the stabilizing part 33 is fixed on the vehicle frame 1, and the other end of the stabilizing part 33 is fixed on the front wheels 34. The driving part 31 and the like can take power from the battery pack to realize power supply of the whole robot.

[0023] The steering machine and the differential are installed at the front wheel 34 in the embodiment. The front wheel 34 comprises a left front wheel 341, a right front wheel 342 and a front rotating shaft 343, the front rotating shaft 343 is arranged at the bottom of the frame 1, the left front wheel 341 and the right front wheel 342 are connected with the front rotating shaft 343 respectively, the steering part 32 is connected with the left front wheel 341 and the right front wheel 342 respectively, and the steering part 32 drives the left front wheel 341 and the right front wheel 342 to swing synchronously and in the same direction. That is, the left front wheel 341 and the right front wheel 342 are responsible for steering. The rear wheel 35 comprises a left rear wheel 351, a right rear wheel 352 and a rear rotating shaft 353, the rear rotating shaft 353 is arranged on the frame 1, the left rear wheel 351 and the right rear wheel 352 are arranged at two ends of the rear rotating shaft 353 respectively, and the driving part 31 is a driving motor 311, the driving motor 311 is fixed on the frame 1 and drives the left rear wheel 351 and the right rear wheel 352 to rotate synchronously. The rear wheel 35 is directly driven by the driving motor 311, that is, the rear wheel 35 provides power for the frame 1 to move forward or backward

[0024] Since the center of gravity of the frame 1 is high after the battery pack is loaded on the upper end face, in order to reduce the probability of rollover in transportation, a stabilizing part 33 can be further fixed on the frame 1, the stabilizing part 33 comprises a pair of stabilizing pull rods 331, one end of the pair of stabilizing pull rods 331 is fixed on the frame 1, and the other end of the pair of stabilizing pull rods 331 is fixed on the front rotating shaft 343. The bottom of the frame 1 is provided with a damping part 36, the damping part 36 comprises a plurality of groups of leaf springs 361, and at least one group of leaf springs 361 is arranged between the front wheel 34 and the frame 1 and between the rear wheel 35 and the frame 1 respectively. The stable operation of the whole robot and the damping of the battery pack in transportation are realized, and the vibration of the battery pack in the transportation process is reduced.

[0025] Compared with the prior art, the battery pack can be placed on the placing rack 21 at different heights during transfer, so that a plurality of battery packs can be transferred at one time. The corner of the battery pack is fixed by the limiting pressing plate 213 during the transfer process, the lower battery pack is limited as a whole by the upper placing rack 21 and cooperates with the limiting pressing plate 213 to limit the battery pack. The uppermost battery pack is pressed by the cover plate 23, so that the limiting of the uppermost battery pack is still effective, so that the whole battery pack can be well protected during transfer, and the whole transfer process is automatically transferred by the battery pack power supply, without manual transfer, and the transfer efficiency is higher.

[0026] The above-mentioned embodiment is only a preferred embodiment of the utility model, and cannot be used to limit the range of protection of the utility model, and any non-substantial change and replacement made by the person skilled in the art on the basis of the utility model belongs to the range of protection required by the utility model.

Claims

1. Energy storage robot, comprising a vehicle frame and a placement assembly, characterized in that: The placing assembly is fixed on the upper end surface of the frame and is used for placing and fixing the battery pack, the lower end surface of the frame is provided with a power assembly, the power assembly drives the frame to move, and the power assembly is powered by the battery pack placed in the placing assembly; The placing assembly comprises at least one layer of placing racks, the placing racks are stacked with each other, and a placing area for placing the battery pack is formed between adjacent placing racks, and the power assembly is electrically connected with the battery pack in the lowermost layer through a power line.

2. The energy storage robot of claim 1, wherein: The placing rack comprises a plurality of outer support columns and cross arms, the outer support columns are fixed on the frame and are perpendicular to the end surface of the frame, the cross arm is C-shaped, the opening of the cross arm faces one end of the frame, the cross arm is fixed on the outer support column, adjacent cross arms are parallel to each other and the opening directions of the cross arms are consistent, and the placing area is the area formed between adjacent cross arms, and the battery pack is placed on the cross arm when the battery pack is inserted into the placing area.

3. The energy storage robot of claim 2, wherein: The side wall away from the opening of the cross arm is provided with a limiting pressing plate, and the limiting pressing plate abuts against the end surface of the battery pack after the battery pack is inserted into the placing area.

4. The energy storage robot of claim 1, wherein: The frame is provided with front wheels and rear wheels on both sides, the power assembly comprises a driving part, a steering part and a stabilizing part, the driving part is fixed on the bottom of the frame and is used for driving the rear wheels to rotate, the steering part is arranged on the bottom of the frame and is arranged between the front wheels and is used for driving the front wheels to swing back and forth, and the stabilizing part is arranged between the frame and the front wheels, one end of the stabilizing part is fixed on the frame, and the other end of the stabilizing part is fixed on the front wheels.

5. The energy storage robot of claim 4, wherein: The front wheels comprise left and right front wheels and a front rotating shaft, the front rotating shaft is arranged on the bottom of the frame, the left and right front wheels are connected with the front rotating shaft respectively, the steering part is connected with the left and right front wheels respectively, and the steering part drives the left and right front wheels to swing synchronously and in the same direction.

6. The energy storage robot of claim 4, wherein: The rear wheels comprise left and right rear wheels and a rear rotating shaft, the rear rotating shaft is arranged on the frame, the left and right rear wheels are arranged at two ends of the rear rotating shaft respectively, and the driving part is a driving motor, the driving motor is fixed on the frame and drives the left and right rear wheels to rotate synchronously.

7. The energy storage robot of claim 5, wherein: The stabilizing part comprises a pair of stabilizing pull rods, one end of the stabilizing pull rods is fixed on the frame, and the other end of the stabilizing pull rods is fixed on the front rotating shaft.

8. The energy storage robot of claim 4, wherein: The bottom of the frame is provided with a damping part, the damping part comprises a plurality of groups of leaf springs, and at least one group of leaf springs is arranged between the front wheels and the frame and between the rear wheels and the frame respectively.

9. The energy storage robot of claim 2, wherein: The top of the outer support column is provided with a cover plate, and the cover plate is in contact with the battery pack when the battery pack is inserted into the uppermost placing area.

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