CN210897383U

CN210897383U - High-efficient heat dissipation polymer lithium cell group structure

Info

Publication number: CN210897383U
Application number: CN201921719088.7U
Authority: CN
Inventors: 陈志民
Original assignee: Zhengzhou University
Current assignee: Zhengzhou University
Priority date: 2019-10-14
Filing date: 2019-10-14
Publication date: 2020-06-30
Anticipated expiration: 2029-10-14

Abstract

The utility model relates to the field of lithium battery packs, and discloses a high-efficiency heat dissipation polymer lithium battery pack structure, which comprises a lithium battery main body, wherein the lithium battery main body is provided with eight groups, the eight groups of lithium battery main bodies are arranged in a shape like a Chinese character kou, and a lithium battery connector is fixedly arranged at the top end of the lithium battery main body, in the utility model, the high-efficiency heat dissipation polymer lithium battery pack structure is used, when the lithium battery pack works, the lithium battery pack carries out current transmission through a central radiator, at the moment, a connecting and fixing shaft lever in an electromagnetic coil can rotate to drive a fan blade to rotate after the electromagnetic coil is electrified through the principle of the electromagnetic coil, thereby generating wind power with larger vertical local area, and the wind power carries out wind power cooling treatment on the surface side of the lithium battery main body through a gap on the electromagnetic, the service life of the lithium battery pack is prolonged, and the battery explosion caused by high temperature is greatly reduced.

Description

High-efficient heat dissipation polymer lithium cell group structure

Technical Field

The utility model relates to a lithium cell group field especially relates to a high-efficient heat dissipation polymer lithium cell group structure.

Background

Lithium batteries (Lithium batteries) refer to batteries in which the electrochemical system contains Lithium (including metallic Lithium, Lithium alloys and Lithium ions, Lithium polymers). Lithium batteries can be broadly classified into two types: lithium metal batteries and lithium ion batteries. Lithium metal batteries are generally non-rechargeable and contain lithium in a metallic state. The lithium battery pack gradually moves to the market according to market demands and utilization of energy.

And the lithium cell group in present stage makes the lithium cell group main part generate heat and be difficult to the cooling through contact and the electric power energy supply between battery and the battery when using to lead to the life of lithium cell group to reduce, can arouse seriously that phenomena such as battery explosion take place. Therefore, a high-efficiency heat dissipation polymer lithium battery pack structure is provided.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model mainly solves the technical problem existing in the prior art and provides a high-efficiency heat dissipation polymer lithium battery pack structure.

(II) technical scheme

In order to achieve the purpose, the utility model adopts the technical proposal that the high-efficiency heat-dissipation polymer lithium battery pack structure comprises a lithium battery main body, eight groups of lithium battery main bodies, eight groups of lithium battery main bodies are arranged in a shape like a Chinese character 'kou', the top ends of the lithium battery main bodies are fixedly provided with lithium battery connectors, the side fixed mounting of lithium battery connector connects the fixer, connects the lithium battery connector fixed connection at fixer with eight lithium cell main part tops together, eight groups the equal fixed mounting in top and the bottom of lithium cell main part's lateral wall separates the ring, and eight groups separate and form the clearance between the ring messenger every lithium cell main part of group, eight groups be provided with central pivot radiator main part in the middle of the "mouth" word that lithium cell main part constitutes, central pivot radiator main part is column and inside cavity, and the height of central pivot radiator main part is the same with lithium cell main part's height.

Preferably, the top end of the central radiator main body is fixedly provided with a central radiator connector, the central radiator connector is fixedly connected with the connecting fixer, the bottom of the central radiator connector penetrates through the top of the central radiator main body and is communicated with the inside of the central radiator main body, fixing blocks are fixedly arranged at the top and the bottom of the inside of the central radiator main body, each fixing block is a columnar conductor, the top fixing block is fixedly connected with the bottom of the central radiator connector, and the bottom fixing block penetrates through the bottom of the inside of the central radiator main body and is fixedly connected with the bottom of the outer side of the central radiator main body.

Preferably, the side wall of the central radiator main body is provided with air holes, the number of the air holes is arranged according to the size of the outer side wall of the central radiator main body, and the fixing rods are fixed at the central positions of the upper and lower groups of fixing blocks in the central radiator main body.

Preferably, an electromagnetic coil is fixedly installed between the upper and lower groups of fixed blocks on the inner side of the central radiator main body, the electromagnetic coil is a spiral coil, and the fixed rod is located inside the electromagnetic coil and is not connected with the electromagnetic coil.

Preferably, the fixed shaft lever is movably mounted and connected on the fixed rod, the inner cavity of the fixed shaft lever is connected and penetrates through the top end and the bottom end of the fixed shaft lever, bearings are fixedly mounted on the inner rings at the upper end and the lower end of the fixed shaft lever respectively, the bearings on the fixed shaft lever are fixedly connected with the outer wall of the fixed rod, the fan blades are fixedly mounted on the side wall of the fixed shaft lever and are rectangular fan-shaped, and the width of the fan blades is smaller than the radius of the inner ring of the electromagnetic coil.

Advantageous effects

The utility model provides a high-efficient heat dissipation polymer lithium cell group structure. The method has the following beneficial effects:

(1) the structure for the high-efficiency heat-dissipation polymer lithium battery pack comprises a center radiator, wherein the top end of the center radiator is a positive electrode of the lithium battery pack, the bottom end of the center radiator is a negative electrode of the lithium battery pack, the center radiator is communicated with the negative electrode through a magnetoelectric coil in the center radiator, when the lithium battery pack works, the lithium battery pack carries out current transmission through the center radiator, at the moment, a connecting and fixing shaft lever in an electromagnetic coil is rotated to drive a fan blade to rotate after the electromagnetic coil is electrified through the principle of the electromagnetic coil, so that large vertical wind power is generated, meanwhile, compared with a transmission small fan, the fan blade is smaller in width and longer in length and is more suitable for working in a narrow space in the electromagnetic coil, and wind power carries out wind power cooling treatment on the surface side of the lithium battery main body through a gap on the, the service life of the lithium battery pack is prolonged, and the battery explosion caused by high temperature is greatly reduced.

(2) This be used for high-efficient heat dissipation polymer lithium cell group structure, lithium cell group's direct contact has been avoided to the ring of cutting off of every group lithium cell group top and bottom, thereby it takes place to reach the unnecessary heat condition of having avoided producing because of the contact of lithium cell group outer wall at the during operation, wind-force that the clearance that forms through cutting off the ring between every two sets of lithium cell group can make the maincenter radiator produce from this circulation simultaneously, the heat that makes lithium cell group passes through the wind-force discharge of maincenter radiator, thereby reach more effectual group to lithium cell and carry out radiating effect.

Drawings

Fig. 1 is a schematic view of the overall structure of the high-efficiency heat-dissipating polymer lithium battery pack of the present invention;

fig. 2 is a schematic view of a partial connection of the lithium battery main body according to the present invention;

fig. 3 is a schematic view of the internal structure of the central radiator of the present invention.

Illustration of the drawings:

1 lithium battery main part, 2 lithium battery connectors, 3 connecting and fixing devices, 4 isolating rings, 5 central pivot radiator main parts, 6 central pivot radiator connectors, 7 wind holes, 8 electromagnetic coils, 9 fixing rods, 10 connecting and fixing shaft levers and 11 fan blades.

The specific implementation mode is as follows:

the technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.

As shown in fig. 1-3, a high-efficiency heat-dissipation polymer lithium battery pack structure comprises a lithium battery main body 1, the lithium battery main body 1 has eight groups, and the eight groups of lithium battery main bodies 1 are arranged in a shape of a square, the lithium battery main body 1 is a disclosed technology, and details are not repeated here, a lithium battery connector 2 is fixedly installed at the top end of the lithium battery main body 1, and the lithium battery connector 2 is a conductor, a connecting fixer 3 is fixedly installed at the side surface of the lithium battery connector 2, the connecting fixer 3 fixedly connects the lithium battery connectors 2 at the top of the eight groups of lithium battery main bodies 1 together to achieve the effect of energy intercommunication, a blocking ring 4 is fixedly installed at the top and the bottom of the side wall of the eight groups of lithium battery main bodies 1, a gap is formed between each group of lithium battery main bodies 1 by the eight groups of blocking rings 4, thereby avoiding the phenomenon that the service life of the lithium battery is shortened due to the increased heating speed caused by, a central radiator main body 5 is arranged in the middle of a square-shaped structure formed by the eight groups of lithium battery main bodies 1, the central radiator main body 5 is columnar and hollow, the height of the central radiator main body 5 is the same as that of the lithium battery main body 1, a central radiator connector 6 is fixedly installed at the top end of the central radiator main body 5, the central radiator connector 6 is fixedly connected with a connecting fixer 3, the bottom of the central radiator connector 6 penetrates through the top of the central radiator main body 5 and is communicated with the inside of the central radiator main body 5, fixed blocks are fixedly installed at the top and the bottom inside the central radiator main body 5, the fixed blocks are columnar conductors, the top fixed block is fixedly connected with the bottom of the central radiator connector 6, the bottom fixed block penetrates through the bottom inside the central radiator main body 5 and is fixedly connected with the bottom outside the central, the side wall of the central hub radiator main body 5 is provided with air holes 7, the number of the air holes 7 is arranged according to the size of the outer side wall of the central hub radiator main body 5, a fixed rod 9 is fixed at the central position of an upper fixed block and a lower fixed block in the central hub radiator main body 5, an electromagnetic coil 8 is fixedly installed between the upper fixed block and the lower fixed block in the central hub radiator main body 5, the electromagnetic coil 8 is a spiral coil, the electromagnetic coil 8 is a conductor, the fixed rod 9 is positioned in the electromagnetic coil 8 and is not connected with the electromagnetic coil 8, a fixed shaft lever 10 is movably installed and connected on the fixed rod 9, the connecting fixed shaft lever 10 is hollow in the interior and penetrates through the top end and the bottom end of the connecting fixed shaft lever 10, bearings are fixedly installed on inner rings at the upper end and the lower end of, the fan blades 11 are fixedly installed on the side wall of the connecting and fixing shaft lever 10, the fan blades 11 are rectangular fan-shaped, the width of each fan blade 11 is smaller than the radius of an inner ring of the electromagnetic coil 8, when the lithium battery pack is installed and operated, the eight groups of lithium battery main bodies 1 start to work through the connecting and fixing device 3 on the central radiator connecting head 6, meanwhile, the central radiator main body 5 obtains energy supply of the lithium battery main bodies 1 to enable the electromagnetic coil 8 to be electrified, the connecting and fixing shaft lever 10 in the electromagnetic coil 8 can rotate after the electromagnetic coil 8 is electrified through the principle of the electromagnetic coil, the fan blades 11 on the connecting and fixing shaft lever 10 can be driven to rotate when the connecting and fixing shaft lever 10 rotates, wind power can be generated after the fan blades 11 rotate, the wind power carries out wind power cooling treatment on the surface side of the lithium battery main bodies 1 through gaps on the electromagnetic coil 8 and, the wind power after cooling discharges the redundant heat through the gap, thereby achieving the effect of finishing heat dissipation.

The working principle is as follows:

when the lithium cell group is installed the back operation, make eight lithium cell main parts 1 work through connection fixer 3 on maincenter radiator connector 6, maincenter radiator main part 5 obtains the energy supply of lithium cell main part 1 and makes solenoid 8 circular telegram simultaneously, the fixed axostylus axostyle 10 of connection in the solenoid 8 can rotate after making solenoid 8 circular telegram through solenoid's principle, it can drive the flabellum 11 rotation of connecting on the fixed axostylus axostyle 10 to rotate when connecting fixed axostylus axostyle 10, can produce wind-force after fan blade 11 rotates, wind-force carries out wind-force cooling processing through gap on the solenoid 8 and the tuber opening 7 on the 5 lateral walls of maincenter radiator main part to the table side of lithium cell main part 1, and be formed with the gap between every lithium cell main part 1 of group, wind-force after.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a high-efficient heat dissipation polymer lithium cell group structure, includes lithium cell main part (1), its characterized in that: the lithium battery main body (1) is provided with eight groups, the eight groups of lithium battery main bodies (1) are arranged in a shape of a Chinese character 'kou', the top end of the lithium battery main body (1) is fixedly provided with a lithium battery connector (2), the side surfaces of the lithium battery connector (2) are fixedly provided with a connecting fixer (3), the connecting fixer (3) fixedly connects the lithium battery connectors (2) at the tops of the eight groups of lithium battery main bodies (1) together, the eight groups of the top and the bottom of the side wall of the lithium battery main body (1) are fixedly provided with a breaking ring (4), the eight groups of the lithium battery main bodies (1) are provided with a central radiator main body (5) in the middle of the Chinese character 'kou', the top end of the central radiator main body (5) is fixedly provided with a central radiator connector (6), the central radiator connector (6) is fixedly connected with the connecting fixer (3), and the top and the bottom inside, the fan hub is characterized in that an air hole (7) is formed in the side wall of the hub radiator main body (5), fixing rods (9) are fixed to the center positions of an upper fixing block and a lower fixing block inside the hub radiator main body (5), an electromagnetic coil (8) is fixedly installed between the upper fixing block and the lower fixing block on the inner side of the hub radiator main body (5), a fixing shaft lever (10) is movably installed and connected on the fixing rods (9), the inner portion of the fixing shaft lever (10) is hollow and penetrates through the top end and the bottom end of the fixing shaft lever (10), bearings are fixedly installed on the inner rings of the upper end and the lower end of the fixing shaft lever (10), the bearings on the fixing shaft lever (10) are fixedly connected with the outer wall of the fixing rods (9), and fan.

2. The lithium battery pack structure of claim 1, wherein: the central radiator main body (5) is columnar and hollow, and the height of the central radiator main body (5) is the same as that of the lithium battery main body (1).

3. The lithium battery pack structure of claim 1, wherein: the bottom of the central radiator connector (6) penetrates through the top of the central radiator main body (5) and is communicated with the interior of the central radiator main body (5).

4. The lithium battery pack structure of claim 1, wherein: the fixing rod (9) is positioned inside the electromagnetic coil (8) and is not connected with the electromagnetic coil (8).

5. The lithium battery pack structure of claim 1, wherein: the fan blades (11) are rectangular fan-shaped, and the width of the fan blades (11) is smaller than the radius of the inner ring of the electromagnetic coil (8).