CN216597753U

CN216597753U - Heating system applied to lithium battery

Info

Publication number: CN216597753U
Application number: CN202123098065.9U
Authority: CN
Inventors: 韦耀斌; 叶满
Original assignee: Dongguan Guanzhi Electronic Technology Co ltd
Current assignee: Dongguan Guanzhi Electronic Technology Co ltd
Priority date: 2021-12-10
Filing date: 2021-12-10
Publication date: 2022-05-24
Anticipated expiration: 2031-12-10

Abstract

The utility model relates to the technical field of lithium batteries, and discloses a heating system applied to a lithium battery, which comprises: a terminal group for output is arranged outside the box body, a heating cavity is arranged inside the box body, and a heating device is arranged on the heating cavity; the lithium battery pack is arranged in the heating cavity, and a temperature probe for detecting temperature is arranged on the lithium battery pack; lithium battery control system locates in the box, lithium battery control system and heating device, lithium cell group and temperature probe electric connection. The lithium battery is heated at low temperature, and the lithium battery operates normally.

Description

Heating system applied to lithium battery

Technical Field

The utility model relates to the field, in particular to a heating system applied to a lithium battery.

Background

A lithium battery is a type of battery using a nonaqueous electrolyte solution, using lithium metal or a lithium alloy as a positive/negative electrode material. The lithium battery has the characteristics of long service life, environmental protection and the like, and is widely used.

In some northern areas, because of the problem of low ambient temperature, the discharge capacity of the lithium battery is reduced, and the service performance of the lithium battery is influenced, so that the lithium battery is inconvenient to use practically.

SUMMERY OF THE UTILITY MODEL

The present invention provides a heating system for a lithium battery to solve the above problems in the prior art.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:

a heating system for a lithium battery, comprising:

the terminal group for output is arranged outside the box body, a heating cavity is arranged inside the box body, and a heating device is arranged on the heating cavity;

the lithium battery pack is arranged in the heating cavity, and a temperature probe for detecting temperature is arranged on the lithium battery pack;

the lithium battery control system is arranged in the box body and is electrically connected with the heating device, the lithium battery pack and the temperature probe.

Further, the heating cavity is square, the heating device is a heating plate, and the heating plate is distributed along the contour of the heating cavity.

Further, including photovoltaic module, photovoltaic module with lithium cell group electric connection, photovoltaic module is to the lithium cell group charges.

Further, a buffer layer is arranged between the heating cavity and the lithium battery pack.

Further, the buffer layer comprises a buffer block, and the buffer block is filled into the buffer layer.

Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the heating cavity is adopted, and the heating device is arranged in the heating cavity, so that the lithium battery is arranged in the heating cavity, the heat is uniform, the low-temperature problem can be effectively solved, and the lithium battery can be normally operated.

Drawings

FIG. 1 is a schematic diagram of the present invention.

Fig. 2 is a schematic view of the internal structure of the present invention.

Fig. 3 is a partial structural schematic diagram of the present invention.

Fig. 4 is a schematic diagram of a lithium battery and buffer layer structure.

Reference numerals: 1. a box body; 2. a terminal group; 3. a heating cavity; 4. a heating device; 5. a lithium battery pack; 6. a lithium battery control system; 7. a buffer layer.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The embodiments described by referring to the drawings are exemplary and intended to be used for explaining the present application and are not to be construed as limiting the present application. In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be considered limiting. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise. In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate. In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.

As shown in fig. 1 to 4, a heating system applied to a lithium battery implemented in the present invention is characterized by comprising: the terminal box comprises a box body 1, wherein a terminal group 2 for output is arranged outside the box body 1, a heating cavity 3 is arranged inside the box body 1, and a heating device 4 is arranged on the heating cavity 3; the lithium battery pack 5 is arranged in the heating cavity 3, and a temperature probe for detecting temperature is arranged on the lithium battery pack 5; lithium battery control system 6, lithium battery control system 6 locates in the box 1, lithium battery control system 6 with heating device 4 lithium cell group 5 and temperature probe electric connection.

In view of the technical problems described in the background art, in the north area and in the winter environment, the charging and discharging capabilities of the lithium battery pack 5 are affected due to the low ambient temperature, and a heating system applied to the lithium battery is provided, which mainly aims to change the ambient temperature of the lithium battery pack 5 by arranging a heating cavity 3 and a heating device 4, installing the lithium battery pack 5 in the heating cavity 3, and heating the heating cavity 3 through the heating device 4, so as to enable the lithium battery pack 5 to normally work.

The specific using process is as follows: set up temperature probe on lithium cell group 5, survey the temperature of lithium cell group 5, will survey signal and spread into lithium battery control system 6 into, when the temperature of surveying is lower, lithium battery control system 6 heats heating device 4 through lithium cell group 5 to make, lithium cell group 5 normal operating heats the form of chamber 3 simultaneously, and the temperature is more even, the too high condition of local temperature can not appear.

Specifically, heating chamber 3 is square shape, heating device 4 is the heating plate, heating plate 4 is followed 3 profile distribution in heating chamber, arrange heating plate 4 in heating chamber 3, install lithium cell group 5 in heating chamber 3 again to it is even to form the temperature.

Furthermore, the utility model further comprises a photovoltaic module, wherein the photovoltaic module is electrically connected with the lithium battery pack 5, and the photovoltaic module charges the lithium battery pack 5. Due to the fact that the illumination intensity is strong in the northern area, the photovoltaic module is not drawn in the drawing by the fact that the photovoltaic module is arranged to convert solar energy into electric energy of the lithium battery pack 5.

Further, a buffer layer 7 is arranged between the heating cavity 3 and the lithium battery pack 5. The buffer layer 7 can provide a buffer effect and an insulation effect when a shock or a collision occurs, and preferably, the buffer layer 7 comprises buffer blocks which are filled into the buffer layer 7. The buffer block 7 is made of EVA materials.

The technical scope of the present invention is not limited to the above embodiments, and any modifications, equivalent variations and modifications made to the above embodiments according to the technical spirit of the present invention still fall within the technical scope of the present invention.

Claims

1. A heating system for a lithium battery, comprising:

2. The heating system for a lithium battery as claimed in claim 1, wherein: the heating chamber is square, heating device is the heating plate, the heating plate is followed the distribution of heating chamber profile.

3. The heating system for a lithium battery as claimed in claim 2, wherein: the photovoltaic module is electrically connected with the lithium battery pack and charges the lithium battery pack.

4. The heating system for a lithium battery as claimed in claim 3, wherein: a buffer layer is arranged between the heating cavity and the lithium battery pack.

5. The heating system for a lithium battery as claimed in claim 4, wherein: the buffer layer comprises a buffer block, and the buffer block is filled into the buffer layer.