Intelligent temperature control management device of lithium battery pack

Abstract

The utility model discloses an intelligent temperature control management device of a lithium battery pack, and relates to the technical field of lithium battery equipment, the intelligent temperature control management device of the lithium battery pack blocks dust materials by arranging a dustproof net, and cooperates with chemical smell of insect repellant emitted by an insect repelling box, so that the safety of the lithium battery pack is improved. The working temperature of the lithium battery pack is monitored through the temperature sensor, and when natural heat dissipation is difficult to achieve the cooling effect, the temperature sensor is used for sending a signal to the temperature control module, so that the temperature control module controls the liquid pump, and the liquid pump is used for controlling the liquid pump to work. The cooling medium is driven to circularly enter the heat exchange tube, and heat generated by the lithium battery pack during working is transferred into the cooling medium and taken out of the intelligent management cabinet body until the temperature sensor monitors that the temperature is recovered to a normal interval, so that intelligent temperature control management of the lithium battery pack is realized, and damage of high temperature to the lithium battery pack is avoided; and the service life of the lithium battery pack is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of lithium battery equipment, in particular to an intelligent temperature control management device for a lithium battery pack. Background Art

[0002] Lithium batteries are a type of battery that uses lithium metal or lithium alloy as positive / negative electrode materials and non-aqueous electrolyte solutions. Due to the extremely active chemical properties of lithium metal, the processing, storage, and use of lithium metal have very high environmental requirements. With the development of science and technology, lithium batteries have become mainstream.

[0003] For example, publication number CN207909000U, the utility model discloses a temperature control device for a lithium battery pack, including a mobile battery pack and a device body, the lower end outer surface of the device body is parallelly provided with an anti-skid pier, and an M-shaped support frame is provided at the middle position of the lower end outer surface of the device body, the lower end outer surface of the M-shaped support frame is fixedly installed with an anti-skid triangular sleeve, and a second connecting column is provided at a position near the top of the outer surface of one side of the M-shaped support frame, the upper end outer surface of the second connecting column is provided with a connecting seat, a rotating shaft is provided at a position between the M-shaped support frame and the second connecting column, and the M-shaped support frame is movably connected to the second connecting column through the rotating shaft. The temperature control device for a lithium battery pack described in the utility model is provided with an M-shaped support frame, a rotating shaft and a mobile battery pack, which brings convenience to use, enhances the flexibility of use of the support frame, breaks the limitations of the use of the device, has a wide range of applications, and brings better prospects for use.

[0004] When storing, managing and using lithium battery packs, the existing intelligent temperature control management device for lithium battery packs has a relatively small internal environment and certain limitations in the sealing structure, which makes it easy for a large amount of dust, impurities and insects to enter the device, thereby affecting the working performance and service life of the intelligent temperature control management device for lithium battery packs. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides an intelligent temperature control management device for a lithium battery pack to solve the problem raised in the above background technology that when storing, managing and using the lithium battery pack, the existing intelligent temperature control management device for a lithium battery pack is prone to a large amount of dust, impurities and insects entering the device due to the relatively narrow internal environment of the device and certain limitations of the sealing structure, thereby affecting the working performance and service life of the intelligent temperature control management device for the lithium battery pack.

[0006] To achieve the above objectives, the utility model is implemented through the following technical solutions: an intelligent temperature control management device for a lithium battery pack, comprising an intelligent management cabinet, a door leaf is arranged at the front end of the intelligent management cabinet, a ventilation slot is opened at the right end of the intelligent management cabinet, a dustproof net is fixedly installed on the inner side of the ventilation slot, the right end of the interior of the intelligent management cabinet is located at the lower side of the ventilation slot and a placement slot is fixedly installed, an insect repellent box is arranged on the inner side of the placement slot, a cooling box is fixedly installed on the upper end of the intelligent management cabinet, a temperature control module is fixedly installed on the upper end of the cooling box, a temperature sensor is fixedly installed on the right end of the interior of the intelligent management cabinet at the upper side of the ventilation slot, a heat exchange tube is arranged on the rear side of the interior of the intelligent management cabinet, a heat exchange fin is fixedly installed on the surface of the heat exchange tube, one end of the heat exchange tube is fixedly connected to a liquid inlet pipe, and the other end of the heat exchange tube is fixedly connected to a liquid outlet pipe.

[0007] Preferably, the intelligent management cabinet is rotatably connected to the door leaf, and a handle is fixedly installed at the front end of the door leaf.

[0008] Preferably, the placement groove and the insect repellent box are adapted to each other, and the interior of the insect repellent box is filled with insect repellent.

[0009] Preferably, odor dispersion holes are provided at the upper end of the insect repellent box, and the odor dispersion holes are evenly distributed.

[0010] Preferably, the heat exchange fins are evenly distributed, and the rear ends of the heat exchange fins are fixedly connected to the intelligent management cabinet.

[0011] Preferably, the upper ends of the liquid inlet pipe and the liquid outlet pipe extend to the outside of the intelligent management cabinet and are connected to the cooling box, and a liquid pump is provided on the surface of the liquid inlet pipe.

[0012] Preferably, the temperature sensor is electrically connected to the temperature control module, and the liquid pump is electrically connected to the temperature control module.

[0013] Beneficial Effects

[0014] The utility model provides an intelligent temperature control management device for lithium battery packs. Compared with the prior art, it has the following beneficial effects:

[0015] 1. The intelligent temperature control management device of the lithium battery pack is equipped with a dustproof net to block dust without affecting the normal heat dissipation of the intelligent management cabinet. The chemical smell of insect repellent emitted by the insect repellent box keeps insects away from the intelligent management cabinet, preventing insects from drilling into the intelligent management cabinet to build nests and lay eggs, which would affect the working performance of the intelligent temperature control management device of the lithium battery pack, and is conducive to keeping the internal environment of the device clean and tidy.

[0016] 2. The intelligent temperature control management device of the lithium battery pack monitors the working temperature of the lithium battery pack at all times through the temperature sensor. When natural heat dissipation is difficult to achieve a cooling effect, the temperature sensor is used to send a signal to the temperature control module, so that the temperature control module controls the liquid pump to drive the cooling medium to circulate into the heat exchange tube, and cooperates with the heat exchange fins to increase the heat exchange area, so as to transfer the heat generated by the lithium battery pack to the cooling medium and bring it out of the intelligent management cabinet until the temperature sensor detects that the internal temperature of the intelligent management cabinet returns to the normal range, thereby realizing intelligent temperature control management of the lithium battery pack, avoiding damage to the lithium battery pack caused by high temperature, and helping to extend the service life of the lithium battery pack. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0018] Figure 2 This is a schematic diagram of the ventilation slot structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the heat exchange fin structure of the utility model;

[0020] Figure 4 It is a structural schematic diagram of the utility model.

[0021] In the figure: 1. Intelligent management cabinet; 2. Door; 3. Ventilation slot; 4. Dust net; 5. Placement slot; 6. Insect repellent box; 7. Cooling box; 8. Temperature control module; 9. Temperature sensor; 10. Heat exchange tube; 11. Heat exchange fin; 12. Liquid inlet pipe; 13. Liquid outlet pipe; 14. Handle; 15. Odor dissipation hole; 16. Liquid pump. DETAILED DESCRIPTION

[0022] 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. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-4The utility model provides a technical solution: an intelligent temperature control management device for a lithium battery pack, comprising an intelligent management cabinet 1, a door leaf 2 is arranged at the front end of the intelligent management cabinet 1, a ventilation slot 3 is opened at the right end of the intelligent management cabinet 1, a dustproof net 4 is fixedly installed on the inner side of the ventilation slot 3, a placement slot 5 is fixedly installed at the right end of the interior of the intelligent management cabinet 1 under the ventilation slot 3, an insect repellent box 6 is arranged on the inner side of the placement slot 5, the intelligent management cabinet 1 is rotatably connected to the door leaf 2, a handle 14 is fixedly installed at the front end of the door leaf 2, and the placement slot 5 is fixedly installed with a dustproof net 4. The insect repellent boxes 6 are adapted to each other, and the interior of the insect repellent boxes 6 is filled with insect repellent. The upper end of the insect repellent boxes 6 is provided with odor dissipation holes 15, and the odor dissipation holes 15 are evenly distributed. By placing the dustproof net 4, it is convenient to block the dust material without affecting the normal heat dissipation of the intelligent management cabinet 1. With the chemical smell of the insect repellent emitted by the insect repellent box 6, insects are kept away from the intelligent management cabinet 1, and insects are prevented from drilling into the intelligent management cabinet 1 to build nests and lay eggs, which affects the working performance of the intelligent temperature control management device of the lithium battery pack, and is conducive to keeping the internal environment of the device clean;

[0024] A cooling box 7 is fixedly installed on the upper end of the intelligent management cabinet 1, and a temperature control module 8 is fixedly installed on the upper end of the cooling box 7. A temperature sensor 9 is fixedly installed on the right end of the interior of the intelligent management cabinet 1 on the upper side of the ventilation slot 3. A heat exchange tube 10 is arranged on the rear side of the interior of the intelligent management cabinet 1. A heat exchange fin 11 is fixedly installed on the surface of the heat exchange tube 10. One end of the heat exchange tube 10 is fixedly connected to a liquid inlet pipe 12, and the other end of the heat exchange tube 10 is fixedly connected to a liquid outlet pipe 13. The heat exchange fins 11 are evenly distributed, and the rear end of the heat exchange fins 11 is fixedly connected to the intelligent management cabinet 1. The upper ends of the liquid inlet pipe 12 and the liquid outlet pipe 13 extend to the outside of the intelligent management cabinet 1 and are connected to the cooling box 7. A liquid pump 16 is arranged on the surface of the liquid inlet pipe 12. The temperature sensor 9 is electrically connected to the temperature control module 8, and the liquid pump 16 is electrically connected to the temperature control module 8. The temperature sensor 9 monitors the working temperature of the lithium battery pack at all times. When natural heat dissipation is difficult to achieve a cooling effect, the temperature sensor 9 sends a signal to the temperature control module 8, so that the temperature control module 8 controls the liquid pump 16 to drive the cooling medium to circulate into the heat exchange tube 10, and cooperates with the heat exchange fins 11 to increase the heat exchange area, so as to transfer the heat generated by the lithium battery pack to the cooling medium and bring it out of the intelligent management cabinet 1, until the temperature sensor 9 detects that the internal temperature of the intelligent management cabinet 1 returns to the normal range, thereby realizing intelligent temperature control management of the lithium battery pack, avoiding damage to the lithium battery pack caused by high temperature, and helping to extend the service life of the lithium battery pack.

[0025] During operation, by placing a dustproof net 4, dust materials can be blocked without affecting the normal heat dissipation of the intelligent management cabinet 1. The chemical smell of insect repellent emitted by the insect repellent box 6 can keep insects away from the intelligent management cabinet 1, and prevent insects from drilling into the intelligent management cabinet 1 to build nests and lay eggs, affecting the working performance of the intelligent temperature control management device of the lithium battery pack. The working temperature of the lithium battery pack is monitored at all times by the temperature sensor 9. When natural heat dissipation is difficult to achieve a cooling effect, the temperature sensor 9 is used to send a signal to the temperature control module 8, so that the temperature control module 8 controls the liquid pump 16 to drive the cooling medium to circulate into the heat exchange tube 10, and cooperates with the heat exchange fins 11 to increase the heat exchange area, so as to transfer the heat generated by the lithium battery pack to the cooling medium and take it out of the intelligent management cabinet 1, until the temperature sensor 9 detects that the internal temperature of the intelligent management cabinet 1 returns to the normal range, thereby realizing intelligent temperature control management of the lithium battery pack.

[0026] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

Claims

1. An intelligent temperature control management device for a lithium battery pack, comprising an intelligent management cabinet (1), characterized in that: The front end of the intelligent management cabinet (1) is provided with a door leaf (2), the right end of the intelligent management cabinet (1) is provided with a ventilation slot (3), the inner side of the ventilation slot (3) is fixedly provided with a dustproof net (4), the right end of the interior of the intelligent management cabinet (1) is located below the ventilation slot (3) and a placement slot (5) is fixedly provided, the inner side of the placement slot (5) is provided with an insect repellent box (6), the upper end of the intelligent management cabinet (1) is fixedly provided with a cooling box (7), the cooling box ( 7), a temperature control module (8) is fixedly installed on the upper end of the intelligent management cabinet (1), a temperature sensor (9) is fixedly installed on the right end of the interior of the intelligent management cabinet (1) located on the upper side of the ventilation slot (3), a heat exchange tube (10) is arranged on the rear side of the interior of the intelligent management cabinet (1), a heat exchange fin (11) is fixedly installed on the surface of the heat exchange tube (10), one end of the heat exchange tube (10) is fixedly connected to a liquid inlet pipe (12), and the other end of the heat exchange tube (10) is fixedly connected to a liquid outlet pipe (13).

2. The intelligent temperature control management device for a lithium battery pack according to claim 1, characterized in that: The intelligent management cabinet (1) is rotatably connected to the door leaf (2), and a handle (14) is fixedly mounted on the front end of the door leaf (2).

3. The intelligent temperature control management device for a lithium battery pack according to claim 1, characterized in that: The placement groove (5) and the insect repellent box (6) are adapted to each other, and the interior of the insect repellent box (6) is filled with insect repellent.

4. The intelligent temperature control management device for a lithium battery pack according to claim 3, characterized in that: The upper end of the insect repellent box (6) is provided with odor dissipation holes (15), and the odor dissipation holes (15) are evenly distributed.

5. The intelligent temperature control management device for a lithium battery pack according to claim 1, characterized in that: The heat exchange fins (11) are evenly distributed, and the rear ends of the heat exchange fins (11) are fixedly connected to the intelligent management cabinet (1).

6. The intelligent temperature control management device for a lithium battery pack according to claim 5, characterized in that: The upper ends of the liquid inlet pipe (12) and the liquid outlet pipe (13) extend to the outside of the intelligent management cabinet (1) and are connected to the cooling box (7), and a liquid pump (16) is provided on the surface of the liquid inlet pipe (12).

7. The intelligent temperature control management device for a lithium battery pack according to claim 6, characterized in that: The temperature sensor (9) is electrically connected to the temperature control module (8), and the liquid pump (16) is electrically connected to the temperature control module (8).

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