Lithium ion battery with heat dissipation structure

Abstract

The utility model discloses a lithium ion battery with a heat dissipation structure, which relates to the field of lithium ion batteries, and comprises a battery box, a clamping groove is formed in the battery box, a thread groove is formed in the battery box, a lithium ion battery pack is mounted in the battery box, a cover plate is mounted on the outer wall of the battery box, and a heat dissipation structure is mounted on the cover plate. A clamping plate is fixedly connected to the bottom of the cover plate, a bolt is mounted on the outer wall of the cover plate, and the cover plate and the battery box can be mounted and connected by moving the cover plate, inserting the clamping plate into the clamping groove, penetrating the bolt through the cover plate and butting the bolt to one end of the inner wall of the threaded groove and rotating the bolt, so that the mounting efficiency of the lithium ion battery is improved; according to the lithium ion battery heat dissipation device, heat generated by operation of the lithium ion battery can be discharged from the heat dissipation plate through the heat dissipation openings, dust screens are connected into the heat dissipation openings in a clamped mode, dust can be prevented from entering the battery box while heat dissipation is conducted, and the effect of conducting heat dissipation and cooling on the lithium ion battery is achieved.

Description

Technical Field

[0001] The utility model relates to the field of lithium ion batteries, in particular to a lithium ion battery with a heat dissipation structure. Background Art

[0002] Lithium-ion battery is a rechargeable battery that mainly relies on the movement of lithium ions between the positive electrode and the negative electrode to work. During the charge and discharge process, lithium ions are embedded and de-embedded between the two electrodes. When charging, lithium ions are de-embedded from the positive electrode and embedded into the negative electrode through the electrolyte. The negative electrode is in a lithium-rich state. The opposite is true during discharge. Lithium-ion batteries are often installed in battery boxes for use. Current lithium-ion batteries require the battery box and the box cover to be docked and then connected by bolts during assembly. During docking, deviation is likely to occur, which affects the installation efficiency of the lithium-ion battery and the battery box. Therefore, a lithium-ion battery with a heat dissipation structure is required.

[0003] The existing lithium-ion batteries are not convenient to dock and install with the battery box when in use, and the heat dissipation performance of the current lithium-ion batteries is poor when in use. At the same time, it is not convenient to provide dust protection for the charging port of the lithium-ion battery. Therefore, a lithium-ion battery with a heat dissipation structure is urgently needed. Utility Model Content

[0004] Based on this, the purpose of the utility model is to provide a lithium-ion battery with a heat dissipation structure to solve the problems of the existing lithium-ion battery being inconvenient to dock and install the lithium-ion battery and the battery box, having poor heat dissipation performance and being inconvenient to provide dust protection for the charging port of the lithium-ion battery.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a lithium-ion battery with a heat dissipation structure, comprising a battery box, a card slot is opened inside the battery box, a threaded groove is opened inside the battery box, a lithium-ion battery pack is installed inside the battery box, a cover plate is installed on the outer wall of the battery box, a card plate is fixedly connected to the bottom of the cover plate, and bolts are installed on the outer wall of the cover plate.

[0006] A fan is installed on one side of the battery box, and a heat sink is installed on the other side of the battery box. An elastic protrusion is fixedly connected to the bottom of the heat sink. A heat dissipation port is provided inside the battery box, a limiting plate is installed on the inner wall of the heat dissipation port, a dustproof net is movably connected inside the heat dissipation port, and a groove is provided on the inner bottom wall of the heat dissipation port.

[0007] A charging port is provided inside the battery box, and a protective mechanism is fixedly connected to the outer wall of the battery box.

[0008] Preferably, the clamping plate is clamped and connected to the battery box via a clamping slot, and the bolt is threadedly connected to the battery box via a threaded groove.

[0009] Preferably, the card plate is symmetrically arranged with respect to the central axis of the cover plate, and the card slot is symmetrically arranged with respect to the central axis of the battery box.

[0010] Preferably, the dustproof net is snap-connected to the heat dissipation port via a limiting plate, and the elastic protrusion is snap-connected to the battery box via a groove.

[0011] Preferably, the battery box forms a sliding structure with the heat sink through a rotating shaft, and the dustproof net is arranged parallel to the heat sink.

[0012] Preferably, the protective mechanism includes a side panel, a storage groove, a sliding groove, a protective plate and a convex plate. The side panel is provided with a storage groove inside, the side panel is provided with a sliding groove inside, the storage groove is movably connected to the protective plate inside, and the outer wall of the protective plate is fixedly connected to the convex plate.

[0013] Preferably, the protective plate forms a sliding structure with the side plate through the receiving groove, and the convex plate forms a sliding structure with the side plate through the sliding groove.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. The utility model provides a battery box, a card slot, a threaded groove, a cover plate, a card plate and a bolt. By moving the cover plate, the card plate is inserted into the card slot, the cover plate and the battery box are docked, the bolt passes through the cover plate and docks to one end of the inner wall of the threaded groove, and the bolt is turned to install and connect the cover plate and the battery box, thereby improving the efficiency of lithium-ion battery installation;

[0016] 2. The utility model is provided with a battery box, a fan, a heat sink, a heat sink and a dustproof net. By starting the fan, the heat generated by the operation of the lithium-ion battery can be discharged from the heat sink through the heat sink. The dustproof net is connected to the heat sink through the internal snap-fit ​​connection, which can prevent dust from entering the battery box while dissipating heat, thereby achieving the effect of dissipating heat and cooling the lithium-ion battery, thereby prolonging the service life of the lithium-ion battery.

[0017] 3. The utility model provides a protective mechanism and a charging port. By pulling the protective plate, the convex plate can slide along the slide groove, so that the protective plate is stored in the storage groove and the spring is squeezed. At this time, the charger is inserted into the charging port, the protective plate is released, and the protective plate can be reset under the action of the spring to block and protect the charging port. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0019] Figure 2 This is a three-dimensional diagram of the cover plate of the utility model;

[0020] Figure 3This is a three-dimensional diagram of the dustproof net of the utility model;

[0021] Figure 4 This is a three-dimensional diagram of the battery box of the utility model;

[0022] Figure 5 For this utility model Figure 4 A magnified view of the structure in the middle.

[0023] In the figure: 1. battery box; 2. protective mechanism; 201. side panel; 202. storage slot; 203. slide slot; 204. protective plate; 205. convex plate; 3. card slot; 4. threaded slot; 5. cover plate; 6. card plate; 7. bolt; 8. lithium-ion battery pack; 9. fan; 10. heat sink; 11. elastic protrusion; 12. heat dissipation port; 13. limit plate; 14. dust net; 15. groove; 16. charging port. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. The embodiments described below with reference to the drawings are exemplary and are only used to explain the utility model, and cannot be understood as limiting the utility model.

[0025] The following describes an embodiment of the utility model based on its overall structure.

[0026] See also Figure 1-5 A lithium-ion battery with a heat dissipation structure includes a battery box 1, a card slot 3 is opened inside the battery box 1, a threaded groove 4 is opened inside the battery box 1, a lithium-ion battery pack 8 is installed inside the battery box 1, a cover plate 5 is installed on the outer wall of the battery box 1, a card plate 6 is fixedly connected to the bottom of the cover plate 5, a bolt 7 is installed on the outer wall of the cover plate 5, the card plate 6 is engaged and connected with the battery box 1 through the card slot 3, and the bolt 7 is threadedly connected with the battery box 1 through the threaded groove 4, the card plate 6 is symmetrically arranged with the central axis of the cover plate 5, and the card slot 3 is symmetrically arranged with the central axis of the battery box 1, which can facilitate the splicing and assembly of the battery box 1 and the cover plate 5, thereby improving the efficiency of lithium-ion battery installation.

[0027] See also Figure 1-5A lithium-ion battery with a heat dissipation structure, a fan 9 is installed on one side of a battery box 1, a heat dissipation plate 10 is installed on the other side of the battery box 1, an elastic protrusion 11 is fixedly connected to the bottom of the heat dissipation plate 10, a heat dissipation port 12 is opened inside the battery box 1, a limit plate 13 is installed on the inner wall of the heat dissipation port 12, a dustproof net 14 is movably connected inside the heat dissipation port 12, a groove 15 is opened on the inner bottom wall of the heat dissipation port 12, the dustproof net 14 is connected to the heat dissipation port 12 by the limit plate 13, and the elastic protrusion 11 is connected to the battery box 1 by the groove 15, the battery box 1 forms a sliding structure with the heat dissipation plate 10 through a rotating shaft, and the dustproof net 14 is arranged in parallel with the heat dissipation plate 10, which can facilitate the heat dissipation and cooling of the lithium-ion battery, thereby improving the service life of the lithium-ion battery.

[0028] See also Figure 1-5 A lithium-ion battery with a heat dissipation structure, a charging port 16 is provided inside a battery box 1, a protective mechanism 2 is fixedly connected to the outer wall of the battery box 1, the protective mechanism 2 comprises a side plate 201, a storage groove 202, a slide groove 203, a protective plate 204 and a convex plate 205, a storage groove 202 is provided inside the side plate 201, a slide groove 203 is provided inside the side plate 201, a protective plate 204 is movably connected inside the storage groove 202, a convex plate 205 is fixedly connected to the outer wall of the protective plate 204, the protective plate 204 forms a sliding structure with the side plate 201 through the storage groove 202, and the convex plate 205 forms a sliding structure with the side plate 201 through the slide groove 203, which can facilitate dust protection of the charging port 16.

[0029] Working principle: When in use, by moving the cover plate 5, inserting the card plate 6 into the card slot 3, the cover plate 5 and the battery box 1 are docked, the bolt 7 is passed through the cover plate 5 and docked to one end of the inner wall of the threaded groove 4, and the bolt 7 is turned to install and connect the cover plate 5 and the battery box 1, thereby improving the efficiency of lithium-ion battery installation. By starting the fan 9, the heat generated by the operation of the lithium-ion battery can be discharged from the heat dissipation plate 10 through the heat dissipation port 12. The dustproof net 14 is connected to the internal snap-fit ​​of the heat dissipation port 12, which can prevent dust from entering the interior of the battery box 1 while dissipating heat, thereby protecting the lithium-ion battery from dust. The ion battery has the effect of heat dissipation and cooling, thereby improving the service life of the lithium ion battery. By pulling the protective plate 204, the convex plate 205 can slide along the slide groove 203, so that the protective plate 204 is stored in the storage groove 202 and the spring is squeezed. At this time, the charger is inserted into the charging port 16, and the protective plate 204 is released. Under the action of the spring, the protective plate 204 can be reset and the charging port 16 is blocked and protected. In this way, the use process of the device is completed. The content not described in detail in this manual belongs to the existing technology known to professional and technical personnel in this field.

[0030] The directions or positional relationships indicated by terms such as "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" are based on the directions or positional relationships shown in the accompanying drawings. They are merely simplified descriptions for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the protection content of the present invention.

[0031] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A lithium-ion battery with a heat dissipation structure, comprising a battery box (1), characterized in that: The battery box (1) is provided with a card slot (3) inside, the battery box (1) is provided with a threaded slot (4), a lithium-ion battery pack (8) is installed inside the battery box (1), a cover plate (5) is installed on the outer wall of the battery box (1), a card plate (6) is fixedly connected to the bottom of the cover plate (5), and a bolt (7) is installed on the outer wall of the cover plate (5); A fan (9) is installed on one side of the battery box (1), a heat sink (10) is installed on the other side of the battery box (1), an elastic protrusion (11) is fixedly connected to the bottom of the heat sink (10), a heat dissipation port (12) is provided inside the battery box (1), a limit plate (13) is installed on the inner wall of the heat dissipation port (12), a dustproof net (14) is movably connected inside the heat dissipation port (12), and a groove (15) is provided on the inner bottom wall of the heat dissipation port (12); A charging port (16) is provided inside the battery box (1), and a protective mechanism (2) is fixedly connected to the outer wall of the battery box (1).

2. A lithium-ion battery with a heat dissipation structure according to claim 1, characterized in that: The clamping plate (6) is clamped and connected to the battery box (1) via the clamping groove (3), and the bolt (7) is threadedly connected to the battery box (1) via the thread groove (4).

3. The lithium-ion battery with a heat dissipation structure according to claim 1, characterized in that: The card plate (6) is symmetrically arranged with respect to the central axis of the cover plate (5), and the card slot (3) is symmetrically arranged with respect to the central axis of the battery box (1).

4. The lithium-ion battery with a heat dissipation structure according to claim 1, characterized in that: The dustproof net (14) is snap-connected to the heat dissipation port (12) via a limiting plate (13), and the elastic protrusion (11) is snap-connected to the battery box (1) via a groove (15).

5. A lithium-ion battery with a heat dissipation structure according to claim 4, characterized in that: The battery box (1) forms a sliding structure with the heat sink (10) via a rotating shaft, and the dustproof net (14) is arranged in parallel with the heat sink (10).

6. The lithium-ion battery with a heat dissipation structure according to claim 1, characterized in that: The protective mechanism (2) comprises a side plate (201), a receiving groove (202), a sliding groove (203), a protective plate (204) and a convex plate (205); the side plate (201) is provided with a receiving groove (202) inside, the side plate (201) is provided with a sliding groove (203) inside, the protective plate (204) is movably connected inside the receiving groove (202), and the outer wall of the protective plate (204) is fixedly connected with the convex plate (205).

7. A lithium-ion battery with a heat dissipation structure according to claim 6, characterized in that: The protection plate (204) forms a sliding structure with the side plate (201) through the storage groove (202), and the convex plate (205) forms a sliding structure with the side plate (201) through the sliding groove (203).

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