CN216850042U

CN216850042U - Circular soft package lithium ion battery

Info

Publication number: CN216850042U
Application number: CN202220384823.9U
Authority: CN
Inventors: 唐洲; 黄文政; 何亮
Original assignee: Guangxi Ningming Huaxin New Energy Technology Co ltd
Current assignee: Guangxi Ningming Huaxin New Energy Technology Co ltd
Priority date: 2022-02-24
Filing date: 2022-02-24
Publication date: 2022-06-28
Anticipated expiration: 2032-02-24

Abstract

The utility model relates to a lithium cell technical field specifically is a circular soft packet of lithium ion battery, positive ear is installed to upper end one side of battery body, and the upper end opposite side of battery body installs the negative pole ear, the outside cover of battery body is equipped with the outer protective housing, the inside of outer protective housing is located both sides position department symmetry and is provided with four interior vaulting boards that are the rectangle and arrange, and the inside of outer protective housing is located upper end position department and installs the controller, the lower extreme of outer protective housing is inserted and is equipped with out the tuber pipe. The utility model discloses, measure the temperature of battery body through paster temperature sensor to it is rotatory to drive the flabellum through the heat dissipation motor, accelerate the circulation of the inside air of outer protective housing, dispel the heat to battery body, prevent that the high temperature from influencing the steady operation, generate heat the piece through the paster and heat battery body, make it keep the suitable temperature of operation, prevent that it from producing the feed phenomenon because of the temperature is low excessively, reduce battery body's life.

Description

Round soft package lithium ion battery

Technical Field

The utility model relates to a lithium cell technical field specifically is a circular soft packet of lithium ion battery.

Background

A lithium ion battery is a rechargeable battery that operates by movement of lithium ions between a positive electrode and a negative electrode. During charging, Li + is inserted and extracted back and forth between the two electrodes, during battery charging, Li + is extracted from the positive electrode and inserted into the negative electrode through the electrolyte, the negative electrode is in a lithium-rich state, and during discharging, the reverse is true, and the battery adopting the material containing lithium element as the electrode is a representative of modern high-performance batteries. The lithium ion battery has the advantages of high energy density, high open-circuit voltage, large output power, no memory effect, wide working temperature range, high charging and discharging speed and the like, so the lithium ion battery is widely applied to consumer electronics products, military products, aviation products and the like.

According to the patent application number: CN201822005312.8 discloses a circular soft package lithium ion battery, in the anomalous circular product of can packing into, the problem of the battery capacity undersize that the battery can't be installed or installed to the anomalous product is solved, however, this utility model discloses can not carry out real-time supervision to the temperature of battery, can not adjust the temperature of battery, when the battery is in high temperature environment during operation, can not dispel the heat to it in time, the operating stability of battery has been reduced, and can not heat the battery in low temperature environment, lead to the battery feed because of the temperature is low excessively easily, shorten battery life. Accordingly, one skilled in the art provides a round soft-pack lithium ion battery to solve the problems set forth in the background art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a circular soft packet of lithium ion battery to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a round soft package lithium ion battery comprises a battery body, wherein a positive lug is arranged on one side of the upper end of the battery body, and the other side of the upper end of the battery body is provided with a negative pole ear, the outer side of the battery body is sleeved with an outer protective shell, four inner supporting plates which are arranged in a rectangular shape are symmetrically arranged at the positions of two sides in the outer protective shell, and the controller is arranged at the upper end position in the outer protective shell, the lower end of the outer protective shell is inserted with an air outlet pipe, a motor bracket is fixed at one end of the inner side of the air outlet pipe, a heat dissipation motor is arranged at the middle section position of the upper side of the motor bracket, the driving end of the heat dissipation motor is provided with fan blades, and the heat dissipation motor is electrically connected with the controller, an air outlet pipe mesh enclosure is arranged at one end of the inner side of the air outlet pipe, and a power supply connector of the controller is electrically connected with the positive electrode lug and the negative electrode lug.

As a further aspect of the present invention: two air inlets are symmetrically formed in the positions, located on the two sides, of the upper end of the outer protective shell, and air inlet pipes are inserted into the inner sides of the two air inlets and fixed to the inner sides of the two air inlets.

As a further aspect of the present invention: the outer protective housing adopts the component of polyethylene material, and the thickness of outer protective housing is 3 millimeters.

As a further aspect of the present invention: the battery body is characterized in that two sides of the battery body are symmetrically provided with two patch temperature sensors at the upper end positions, and the two patch temperature sensors are electrically connected with the controller.

As a further aspect of the present invention: the both sides of battery body are located lower extreme position department symmetry and are provided with two paster pieces that generate heat, two the paster piece that generates heat all with controller electric connection.

As the utility model discloses further scheme again: four interior fagging all adopts the component of rubber material, and the inboard of four interior faggings all laminates with the outside of battery body.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses, measure the temperature of battery body through paster temperature sensor, and it is rotatory to drive the flabellum through the heat dissipation motor, accelerate the circulation of the inside air of outer protective housing, dispel the heat to battery body, prevent that the high temperature from influencing the steady operation, generate heat the piece through the paster and heat battery body, make it keep the suitable temperature of operation, prevent that it from producing the feed phenomenon because of the temperature is low excessively, reduce battery body's life, through outer protective housing and interior fagging, provide the protection to battery body, prevent that battery body from receiving the striking and damaging.

Drawings

Fig. 1 is a schematic structural diagram of a round soft package lithium ion battery;

FIG. 2 is a schematic structural diagram of the inside of a round soft package lithium ion battery;

fig. 3 is an enlarged schematic structural diagram of a point a in fig. 2 in a round soft package lithium ion battery.

In the figure: 1. a battery body; 2. a positive tab; 3. a negative tab; 4. an outer protective shell; 5. a controller; 6. an inner supporting plate; 7. an air outlet pipe; 8. a motor bracket; 9. a heat dissipation motor; 10. a fan blade; 11. an air inlet pipe; 12. an air outlet pipe net cover; 13. a patch temperature sensor; 14. paster generate heat piece.

Detailed Description

Referring to fig. 1 to 3, in an embodiment of the present invention, a circular soft package lithium ion battery includes a battery body 1, a positive electrode tab 2 is installed on one side of an upper end of the battery body 1, a negative electrode tab 3 is installed on the other side of the upper end of the battery body 1, an outer protective shell 4 is sleeved on an outer side of the battery body 1, four inner support plates 6 arranged in a rectangular shape are symmetrically disposed at two side positions inside the outer protective shell 4, a controller 5 is installed at an upper end position inside the outer protective shell 4, an air outlet pipe 7 is inserted into a lower end of the outer protective shell 4, a motor support 8 is fixed at one end of an inner side of the air outlet pipe 7, a heat dissipation motor 9 is installed at a middle position above the motor support 8, a fan blade 10 is disposed at a driving end of the heat dissipation motor 9, the heat dissipation motor 9 is electrically connected to the controller 5, an air outlet pipe mesh enclosure 12 is disposed at one end of the inner side of the air outlet pipe 7, the power supply connector of the controller 5 is electrically connected with the positive electrode tab 2 and the negative electrode tab 3.

In fig. 2: two air inlets are symmetrically formed in the positions, located on the two sides, of the upper end of the outer protection shell 4, air inlet pipes 11 are inserted and fixed in the inner sides of the two air inlets, and the air inlet pipes 11 are used for enabling air to flow towards the inside of the outer protection shell 4.

In fig. 2: outer protective housing 4 adopts the component of polyethylene material, and outer protective housing 4's thickness is 3 millimeters, and the component intensity of polyethylene material is higher and light in weight, can provide reliable crashproof protection for battery body 1.

In fig. 2: the both sides of battery body 1 are located upper end position department symmetry and are provided with two paster temperature sensor 13, and two paster temperature sensor 13 all with controller 5 electric connection, and paster temperature sensor 13 is used for measuring battery body 1's temperature, conveniently adjusts battery body 1's temperature.

In fig. 2: the both sides of battery body 1 are located lower extreme position department symmetry and are provided with two paster heating plate 14, and two pasters heating plate 14 all with 5 electric connection of controller, control paster heating plate 14 and produce the heat, carry out the small-amplitude heating to battery body 1, make battery body 1 keep the suitable temperature of operation, prevent that battery body 1 from producing the feed phenomenon because of the temperature is low excessively, reduce battery body 1's life.

In fig. 2: the component of rubber material is all adopted to four interior faggings 6, and the inboard of four interior faggings 6 all laminates with the outside of battery body 1, and interior fagging 6 supports external protective housing 4, can cushion the impact force that external protective housing 4 produced simultaneously, protects battery body 1.

The utility model discloses a theory of operation is: the outer protective shell 4 can resist the impact of external force, the inner supporting plate 6 is made of rubber and can buffer the vibration of the outer protective shell 4, so that the inner battery body 1 has good anti-collision and anti-falling functions, the use safety of the battery is improved, when the battery runs, the temperature of the battery body 1 can be monitored in real time by the patch temperature sensor 13, temperature data is transmitted to the controller 5, the controller 5 judges the temperature data, when the temperature is too high, the heat dissipation motor 9 is controlled to run to drive the fan blades 10 to rotate, the fan blades 10 rotate to suck external air into the inner side of the outer protective shell 4 through the two air inlet pipes 11, the air absorbs heat generated by the battery body 1, the heat-absorbed air is discharged out of the outer protective shell 4 through the air outlet pipe 7, a good heat dissipation function is achieved, and the stable work of the battery body 1 in a high-temperature environment is guaranteed, when the temperature is low, the control patch heating sheet 14 generates heat to heat the battery body 1 to a small extent, so that the battery body 1 keeps running at a proper temperature, the phenomenon of feed generated by over-low temperature of the battery body 1 is prevented, and the service life of the battery body 1 is shortened.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a circular soft packet of lithium ion battery, includes battery body (1), its characterized in that, anodal ear (2) are installed to upper end one side of battery body (1), and the upper end opposite side of battery body (1) installs negative pole ear (3), the outside cover of battery body (1) is equipped with outer protective housing (4), the inside of outer protective housing (4) is located both sides position department symmetry and is provided with four interior vaulting boards (6) that are the rectangle and arrange, and the inside of outer protective housing (4) is located upper end position department and installs controller (5), the lower extreme of outer protective housing (4) is inserted and is equipped with out tuber pipe (7), the inboard one end of going out tuber pipe (7) is fixed with motor support (8), the upside of motor support (8) is located middle section position department and installs heat dissipation motor (9), the drive end of heat dissipation motor (9) is provided with fan blade (10), and heat dissipation motor (9) and controller (5) electric connection, the inboard one end of going out tuber pipe (7) is provided with out tuber pipe screen panel (12), the power connection of controller (5) and anodal ear (2) and negative pole ear (3) electric connection.

2. The round soft-package lithium ion battery according to claim 1, wherein two air inlets are symmetrically formed at positions on two sides of the upper end of the outer protective shell (4), and air inlet pipes (11) are inserted and fixed at inner sides of the two air inlets.

3. The round soft package lithium ion battery according to claim 1, wherein the outer protective shell (4) is made of polyethylene, and the thickness of the outer protective shell (4) is 3 mm.

4. The round soft package lithium ion battery according to claim 1, wherein two patch temperature sensors (13) are symmetrically arranged at the upper end positions of two sides of the battery body (1), and both the two patch temperature sensors (13) are electrically connected with the controller (5).

5. The round soft package lithium ion battery according to claim 1, wherein two patch heating sheets (14) are symmetrically arranged at the lower end of the battery body (1), and both the patch heating sheets (14) are electrically connected to the controller (5).

6. The round soft package lithium ion battery according to claim 1, wherein the four inner supporting plates (6) are rubber members, and the inner sides of the four inner supporting plates (6) are attached to the outer side of the battery body (1).