A portable lithium battery energy storage module

Abstract

The utility model discloses a portable lithium battery energy storage module, which belongs to the technical field of lithium batteries and comprises an aluminum alloy box body, wherein the outer wall of the aluminum alloy box body is fixedly connected with evenly distributed triangular heat dissipation plates, and the inner wall of the aluminum alloy box body is provided with symmetrically distributed sliding grooves, and further comprises: a limit plate, which is fixedly connected to the inner wall of the aluminum alloy box body, and the limit plate is symmetrically arranged; an intermediate plate, which is fixedly connected to the inner wall of the aluminum alloy box body; the utility model, through the arrangement of a transverse buffer component, cooperates with the first strong spring and the second strong spring in the bevel buffer component, cooperates with the telescopic rod and the sliding frame, so that the rotating block can offset the impact force when it is squeezed by the impact plate, so as to achieve a buffering effect, thereby protecting the battery pack from damage caused by excessive impact force, and the variable distance between the sliding frame and the telescopic rod is the same, and the two cooperate to withstand a larger impact force, thereby solving the problem of limited impact bearing capacity of the buffer insulating sheet in the prior art.

Description

Technical Field

[0001] The utility model relates to the technical field of lithium batteries, and in particular to a portable lithium battery energy storage module. Background Art

[0002] A lithium battery is a battery that uses lithium metal or lithium compounds as the positive electrode material. It is a rechargeable battery that is charged by transporting lithium ions from the positive electrode to the negative electrode, and then transporting lithium ions from the negative electrode back to the positive electrode during discharge, thereby releasing the stored energy. Lithium batteries generally have advantages such as high energy density, light weight, no memory effect, and low self-discharge rate, so they are widely used in mobile electronic devices, electric vehicles, energy storage systems and other fields.

[0003] After searching, the Chinese patent authorization number CN211150648U discloses a portable lithium battery energy storage module, including a box body, a box cover and a plurality of battery cells arranged in the box body, the box cover is fixed on the box body, the plurality of battery cells are connected in series (connected in series through a busbar or a wire), a positive and negative electrode interface is arranged on the outside of the box body, a voltage and temperature acquisition connector is arranged on the outside of the box body, including an insulating pad and a plurality of buffer insulating sheets. A portable lithium battery energy storage module in the above patent has the following deficiencies: 1. The device uses insulating pads and buffer insulating sheets to provide buffer protection for lithium batteries when they are subjected to external impact force, but the bearing capacity of the buffer insulating sheet is limited, and damage will still occur when the impact force is too large; 2. Although the device is light in weight and convenient for transportation, it is still inconvenient to carry with one hand. Utility Model Content

[0004] The utility model aims to solve the problems in the prior art that the buffer insulation sheet has limited ability to withstand impact and is inconvenient to carry with one hand, and proposes a portable lithium battery energy storage module.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A portable lithium battery energy storage module comprises an aluminum alloy box, the outer wall of which is fixedly connected with evenly distributed triangular heat dissipation plates, the inner wall of which is provided with symmetrically evenly distributed sliding grooves, and further comprises:

[0007] The limiting plates are fixedly connected to the inner wall of the aluminum alloy box, and the limiting plates are symmetrically arranged;

[0008] The middle plate is fixedly connected to the inner wall of the aluminum alloy box;

[0009] An angled buffer assembly, the angled buffer assembly comprises a sliding frame slidably connected to the inner wall of the slide slot, the inner wall of the sliding frame is slidably connected to a fixed rod, and the fixed rod is fixedly connected to the inner wall of the slide slot, the outer wall of the fixed rod is sleeved with a first strong spring, and the first strong spring is located between the sliding frame and the slide slot, and the end of the sliding frame away from the slide slot is rotatably connected to a rotating block;

[0010] A transverse buffer assembly is arranged on the outer wall of the sliding frame, and the transverse buffer assembly cooperates with the bevel buffer assembly;

[0011] A carrying assembly is arranged on the top wall of the aluminum alloy box;

[0012] The battery energy storage component is arranged between the limit plate and the rotating block.

[0013] As a preferred technical solution of the present application, the transverse buffer assembly includes a telescopic rod fixedly connected to the outer wall of the sliding frame, and the outer wall of the telescopic rod is sleeved with a second strong spring.

[0014] As a preferred technical solution of the present application, the carrying assembly includes a fixed block fixedly connected to the top wall of the aluminum alloy box, and the fixed blocks are symmetrically arranged in two groups, and a handle is rotatably connected between each group of the fixed blocks, and the outer wall of the handle is provided with anti-slip grooves.

[0015] As a preferred technical solution of the present application, the battery energy storage assembly includes an impact plate arranged between the limit plate and the rotating block, the end of the impact plate away from the limit plate is fixedly connected to a square heat sink, the end of the impact plate away from the limit plate is fixedly connected to a battery pack, and the battery pack is located on the inner wall of the square heat sink.

[0016] As a preferred technical solution of the present application, a charging port is provided on the outer wall of the aluminum alloy box body, and a plug board is fixedly connected to the outer wall of the aluminum alloy box body.

[0017] As a preferred technical solution of the present application, the outer wall of the aluminum alloy box body is fixedly connected with evenly distributed rubber blocks.

[0018] Compared with the prior art, the utility model provides a portable lithium battery energy storage module, which has the following beneficial effects:

[0019] 1. The portable lithium battery energy storage module, through the arrangement of the transverse buffer assembly, the first strong spring and the second strong spring in the bevel buffer assembly, the telescopic rod and the sliding frame, enables the rotating block to offset the impact force when it is squeezed by the impact plate, so as to achieve a buffering effect, thereby protecting the battery pack from damage caused by excessive impact force. The sliding frame and the telescopic rod have the same variable distance, and the two can withstand a larger impact force in cooperation, solving the problem of limited impact bearing capacity of the buffer insulation sheet in the prior art;

[0020] 2. The portable lithium battery energy storage module can be rotated through the handle to facilitate one-handed carrying, especially convenient for use in outdoor scenes, solving the problem of inconvenient one-handed carrying in the prior art. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0022] Figure 2 It is a partial structural schematic diagram of the battery pack of the utility model;

[0023] Figure 3 This is a schematic diagram of the structure of the chute portion of the utility model;

[0024] Figure 4 It is a schematic diagram of the structure of the impact plate part of the utility model;

[0025] Figure 5 This is a schematic diagram of the rubber block structure of the utility model.

[0026] In the figure:

[0027] 1. Aluminum alloy box; 2. Triangular heat sink; 3. Charging port; 4. Plug plate; 5. Limit plate; 6. Impact plate; 7. Fixed block; 8. Handle; 9. Anti-slip pattern; 10. Square heat sink; 11. Battery pack; 12. Middle plate; 13. Slide groove; 14. Fixed rod; 15. Sliding frame; 16. First strong spring; 17. Rotating block; 18. Telescopic rod; 19. Second strong spring; 20. Rubber block. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model; it is obvious that the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments, and all other embodiments obtained by ordinary technicians in this field based on the embodiments of the utility model without making creative work are within the scope of protection of the utility model.

[0029] Example:

[0030] Reference Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 A portable lithium battery energy storage module includes an aluminum alloy box 1, the outer wall of the aluminum alloy box 1 is fixedly connected with a uniformly distributed triangular heat sink 2, the triangular heat sink 2 is used to dissipate the internal heat to the outside, the inner wall of the aluminum alloy box 1 is provided with a symmetrically distributed slide 13, the slide 13 provides a guide for the directional movement of the sliding frame 15, and also includes:

[0031] The limiting plate 5 is fixedly connected to the inner wall of the aluminum alloy box 1, and the limiting plate 5 is symmetrically arranged to prevent the impact plate 6 from moving out of the aluminum alloy box 1;

[0032] The middle plate 12 is fixedly connected to the inner wall of the aluminum alloy box 1, and the middle plate 12 acts as a partition and provides a limit for the movement of the impact plate 6;

[0033] An angled buffer assembly, the angled buffer assembly comprises a sliding frame 15 slidably connected to the inner wall of the slide slot 13, the inner wall of the sliding frame 15 is slidably connected with a fixed rod 14, and the fixed rod 14 is fixedly connected to the inner wall of the slide slot 13, the fixed rod 14 also provides a directional movement for the sliding frame 15, the outer wall of the fixed rod 14 is sleeved with a first strong spring 16, and the first strong spring 16 is located between the sliding frame 15 and the slide slot 13, the end of the sliding frame 15 away from the slide slot 13 is rotatably connected with a rotating block 17, the rotating block 17 can be rotated, so that when the rotating block 17 moves with the sliding frame 15, it will not rub the impact plate 6;

[0034] A transverse buffer assembly is disposed on the outer wall of the sliding frame 15, and the transverse buffer assembly cooperates with the bevel buffer assembly;

[0035] A carrying assembly is arranged on the top wall of the aluminum alloy box 1;

[0036] The battery energy storage assembly is arranged between the limiting plate 5 and the rotating block 17 .

[0037] Reference Figure 3 and Figure 4 The lateral buffer assembly includes a telescopic rod 18 fixedly connected to the outer wall of the sliding frame 15, and the outer wall of the telescopic rod 18 is sleeved with a second strong spring 19. Through the strong elastic action of the telescopic rod 18 and the second strong spring 19, the sliding frame 15 always moves in relative directions, that is, always slides obliquely upward along the sliding groove 13.

[0038] Reference Figure 1 The carrying assembly includes a fixed block 7 fixedly connected to the top wall of the aluminum alloy box 1, and the fixed blocks 7 are symmetrically arranged in two groups. A handle 8 is rotatably connected between each group of fixed blocks 7. The outer wall of the handle 8 is provided with an anti-slip pattern 9. The handle 8 is rotated along the fixed block 7. When the two handles 8 are against each other, they can be held with one hand. The anti-slip pattern 9 can increase friction and facilitate carrying.

[0039] Reference Figure 2 and Figure 4The battery energy storage assembly includes an impact plate 6 arranged between the limit plate 5 and the rotating block 17, and the end of the impact plate 6 away from the limit plate 5 is fixedly connected to the square heat sink 10, and the end of the impact plate 6 away from the limit plate 5 is fixedly connected to the battery pack 11, and the battery pack 11 is located on the inner wall of the square heat sink 10, and the square heat sink 10 is used to facilitate the discharge of heat. At the same time, the square heat sink 10 is longer than the battery pack 11, so that the impact plate 6 drives the battery pack 11 to move and is squeezed through the square heat sink 10 and the middle plate 12, and the impact plate 6 is made of insulating and hard material.

[0040] Reference Figure 1 A charging port 3 is provided on the outer wall of the aluminum alloy box 1 , and a plug board 4 is fixedly connected to the outer wall of the aluminum alloy box 1 . The plug board 4 conveniently provides a socket for outdoor use, and the battery pack 11 is charged through the charging port 3 .

[0041] Reference Figure 5 The outer wall of the aluminum alloy box body 1 is fixedly connected with evenly distributed rubber blocks 20. The rubber blocks 20 play a supporting role and also have a certain shock absorption effect, thereby increasing the friction with the ground and providing stability for the aluminum alloy box body 1.

[0042] Specifically, when the portable lithium battery energy storage module is working / in use: when the aluminum alloy box 1 is impacted, that is, the impact plate 6 is impacted, the impact plate 6 will be squeezed inward, that is, the rotating block 17 will be squeezed, and the rotating block 17 will rotate along the impact plate 6 and squeeze the sliding frame 15 to slide in the slide groove 13 and the outer wall of the fixed rod 14, and at the same time squeeze the first strong spring 16 to contract and elastically store energy to alleviate the impact force, and at the same time, the sliding frame 15 will be pulled by the telescopic rod 18 and the second strong spring 19 to achieve an upward pulling force along the slide groove 13, assisting the first strong spring 16 to offset the impact force, thereby protecting the battery pack 11, and its sliding space is large, and the impact force offset is large, and it can withstand large impact force and continuous impact force. If you need to carry the mobile battery equipment, you only need to rotate the handle 8 along the fixed block 7, and when the two handles 8 are against each other, you can hold it with one hand, which is convenient to carry.

[0043] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A portable lithium battery energy storage module, comprising an aluminum alloy box (1), characterized in that: The outer wall of the aluminum alloy box (1) is fixedly connected with evenly distributed triangular heat dissipation plates (2), and the inner wall of the aluminum alloy box (1) is provided with symmetrically evenly distributed sliding grooves (13), and further comprises: The limiting plates (5) are fixedly connected to the inner wall of the aluminum alloy box (1), and the limiting plates (5) are symmetrically arranged; An intermediate plate (12) is fixedly connected to the inner wall of the aluminum alloy box (1); An angled buffer assembly, the angled buffer assembly comprising a sliding frame (15) slidably connected to the inner wall of a slide groove (13), the inner wall of the sliding frame (15) being slidably connected to a fixing rod (14), and the fixing rod (14) being fixedly connected to the inner wall of the slide groove (13), the outer wall of the fixing rod (14) being sleeved with a first strong spring (16), and the first strong spring (16) being located between the sliding frame (15) and the slide groove (13), and the end of the sliding frame (15) away from the slide groove (13) being rotatably connected to a rotating block (17); A transverse buffer assembly is arranged on the outer wall of the sliding frame (15), and the transverse buffer assembly cooperates with the bevel buffer assembly; A carrying assembly is arranged on the top wall of the aluminum alloy box (1); The battery energy storage assembly is arranged between the limit plate (5) and the rotating block (17).

2. A portable lithium battery energy storage module according to claim 1, characterized in that: The transverse buffer assembly comprises a telescopic rod (18) fixedly connected to the outer wall of the sliding frame (15), and the outer wall of the telescopic rod (18) is sleeved with a second strong spring (19).

3. A portable lithium battery energy storage module according to claim 1, characterized in that: The carrying assembly comprises a fixing block (7) fixedly connected to the top wall of the aluminum alloy box (1), and the fixing blocks (7) are symmetrically arranged in two groups, and a handle (8) is rotatably connected between each group of the fixing blocks (7), and the outer wall of the handle (8) is provided with anti-slip grooves (9).

4. A portable lithium battery energy storage module according to claim 1, characterized in that: The battery energy storage assembly comprises an impact plate (6) arranged between the limit plate (5) and the rotating block (17); one end of the impact plate (6) away from the limit plate (5) is fixedly connected to a square heat sink (10); one end of the impact plate (6) away from the limit plate (5) is fixedly connected to a battery pack (11); and the battery pack (11) is located on the inner wall of the square heat sink (10).

5. A portable lithium battery energy storage module according to claim 1, characterized in that: The outer wall of the aluminum alloy box (1) is provided with a charging port (3), and the outer wall of the aluminum alloy box (1) is fixedly connected with a plug board (4).

6. A portable lithium battery energy storage module according to claim 1, characterized in that: The outer wall of the aluminum alloy box (1) is fixedly connected with evenly distributed rubber blocks (20).

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