CN201590463U

CN201590463U - Battery module

Info

Publication number: CN201590463U
Application number: CN2009202727570U
Authority: CN
Inventors: 程敬义; 陈锦明; 林兴发
Original assignee: YOULIANG SCIENCE AND TECHNOLOGY Co Ltd
Current assignee: YOULIANG SCIENCE AND TECHNOLOGY Co Ltd
Priority date: 2009-12-29
Filing date: 2009-12-29
Publication date: 2010-09-22
Anticipated expiration: 2019-12-29

Abstract

The utility model discloses a battery module comprising a plurality of battery units and a waterproof cover lid, wherein the battery units are arranged at intervals; a radiating channel communicated with external fluid is formed between any two adjacent battery units; each battery unit is provided with a conductive part; and the waterproof cover lid correspondingly seals and covers the conductive part of the battery unit to achieve waterproof function. Simultaneously, the battery module has good radiating efficiency.

Description

Battery module

Technical field

The utility model relates to a kind of battery module, the battery modular structure of particularly a kind of waterproof, heat radiation.

Background technology

Rechargeable battery (or being called storage battery, secondary cell) is because of having the function of electric power recharging, most battery units are given serial or parallel connection and form a high-power cell apparatus, the power source of various utensils can be provided, as be used for the cell apparatus of automobile or electric motor car ... etc.

The structure of existing charging cell module is to comprise a seal casinghousing and a plurality of cell, and these a plurality of cells are right after in the sealing housing near being, utilize a battery lid to connect by a plurality of cells again, to form a battery module.

In the above-mentioned prior art, because this charging cell module is an enclosed packaging structure, again because of between these a plurality of cells for being close to tight mutually, when battery module output instantaneous large-current, can produce high temperature, at this moment, the speed that heat produces is much larger than the efficient of heat radiation, can't be in time with the used heat loss time, can order cause cell to be in the environment of high temperature for a long time, cause the security concerns in the use; In addition, in the process of carrying out electric power recharging, the accumulation that temperature rise that cell produces also continues in battery case, under the long-time situation of using, then can shorten cell useful life, therefore, though the structure of enclosed battery module can reach water-proof function, but can't provide good radiating efficiency, this is one of problem of present dealer's active research.

The utility model content

A purpose of the present utility model is to provide a kind of battery module, is the conductive part that seal closure closes battery unit, makes battery module reach water-proof function.

Another purpose of the present utility model, be to provide a kind of battery module, be between any two adjacent cell, to be formed with a heat dissipation channel that communicates with external fluid, can take away the used heat of battery unit in time, apace, make battery module have good radiating efficiency.

In order to reach above-mentioned purpose, the utility model provides a kind of battery module, comprising:

A plurality of battery units for being spaced, and are formed with a heat dissipation channel that communicates with external fluid between any two adjacent these battery units, each this battery unit has a conductive part; And

One waterproof cover cap closes respectively this conductive part seal closure that should a plurality of battery units.

Above-mentioned battery module, wherein, this battery unit is the secondary cell with flexible package.

Above-mentioned battery module, wherein, this battery unit has a hard shell.

Above-mentioned battery module wherein, also comprises a fixed lever, and this hard shell is provided with a perforation, and this fixed lever is located in this perforation, with these a plurality of battery units of serial connection.

Above-mentioned battery module, wherein, the both sides of this battery unit are respectively equipped with a spacer block, this spacer block extends from two outsides of this battery unit and the vertical side of this battery unit, this spacer block is these a plurality of battery units at interval, and are formed with this heat dissipation channel between any two adjacent these battery units.

Above-mentioned battery module, wherein, this battery unit is provided with a groove in the periphery of this conductive part, in the inner bottom surface of this waterproof cover cap one sealing strip is set, and the sealing bar is mounted in this groove.

Above-mentioned battery module wherein, also comprises a circuit board, and this circuit board electrically connects with the conductive part of these a plurality of battery units, and is combined in the inboard of this waterproof cover cap.

Above-mentioned battery module, wherein, this bucker is covered with a steam vent, is combined with a vent valve in this steam vent.

Above-mentioned battery module wherein, also includes two fixed heads, and this two fixed head lays respectively at the outside of these a plurality of battery units, and this bucker housing is combined between this two fixed head.

Effect of the present utility model is, compared to prior art, waterproof cover cap of the present utility model only the sealed cell unit conductive part and make battery module reach water-proof function, and because the battery unit of battery module is for being spaced, between any two adjacent cell, be formed with a heat dissipation channel that communicates with external fluid, by the refrigerating gas of outside or cooling liquid this heat dissipation channel of flowing through, with in time, take away used heat apace, make battery module under the prerequisite of waterproof, other has good radiating efficiency, increases practicality of the present utility model.

Below in conjunction with the drawings and specific embodiments the utility model is described in detail, but not as to qualification of the present utility model.

Description of drawings

The three-dimensional appearance schematic diagram of Fig. 1 the utility model battery module;

The perspective exploded view of Fig. 2 the utility model battery module;

The assembled sectional view of Fig. 3 the utility model battery module; And

Second embodiment of Fig. 4 the utility model battery module.

Wherein, Reference numeral

1,1 ' battery module, 10 battery units

101 perforation of 100 heat dissipation channels

102 grooves, 11 conductive parts

12 spacer blocks, 13 fixed heads

130 perforation, 14 fixed levers

20 waterproof cover caps, 201 positive electrodes

202 negative electrodes, 21 steam vents

22 vent valves, 23 circuit boards

24 sealing strips

Embodiment

Relevant detailed description of the present utility model and technology contents cooperate graphic being described as follows, yet appended graphic reference and the explanation usefulness of only providing not is to be used for the utility model is limited.

Please refer to Fig. 1 to Fig. 3, is three-dimensional appearance schematic diagram, decomposing schematic representation and the assembled sectional view that is respectively the utility model battery module; Battery module 1 of the present utility model comprises a plurality of battery units 10 and a waterproof cover cap 20.

This battery unit 10 can be the secondary cell of flexible package, and include at least one battery (figure do not show), the electric connection mode of these a plurality of battery units 10 can be serial or parallel connection, during actual enforcement, its quantity can increase according to using required, in the present embodiment, this battery unit 10 is to have a hard shell.

Each this battery unit 10 has a conductive part 11, be respectively equipped with a spacer block 12 at the two ends of these battery unit 10 bottom surfaces, this spacer block 12 is to extend from two outsides of this battery unit 10 and vertical its side, and these a plurality of battery units 10 are for being spaced, between any two adjacent these battery units 10, be formed with a heat radiation by 100 by this spacer block 12, this heat radiation can allow refrigerating gas or cooling liquid flow through by 100, with when these a plurality of battery units 10 produce high temperature, take away the used heat of these a plurality of battery units 10 in time, apace.

The outside of these a plurality of battery units 10 is equipped with a fixed head 13 and a fixed lever 14 respectively, the setting of this fixed head 13 can be strengthened the structural strength of this battery module 1, and can protect this a plurality of battery units 10, damage to avoid these a plurality of battery units 10 to be subjected to the foreign object collision, be respectively equipped with at least one perforation 130,101 on this fixed head 13 and this battery unit 10 (having hard shell), be equipped with this fixed lever 14 in these a plurality of perforation 130,101, with these a plurality of battery units 10 of serial connection.

At this waterproof cover cap 20 covers should during a plurality of battery unit 10, this waterproof cover cap 20 is to be fixed between this two fixed head 13, the size of this waterproof cover cap 20 is to determine according to the quantity of these a plurality of battery units 10, and the end face of this waterproof cover cap 20 has a steam vent 21, be equiped with vent valve 22 in this steam vent 21, this vent valve 22 can in time be regulated the volume of air of these waterproof cover cap 20 inside when variations in temperature, prevent to cause this battery module 1 to damage because of expanding with heat and contract with cold; Moreover this battery module 1 has a circuit board 23 in addition, and this circuit board 23 is that the conductive part 11 with these a plurality of battery units 10 electrically connects, and is combined in the inboard of this waterproof cover cap 20, and the outside of this waterproof cover cap 20 extends to a positive electrode 201 and a negative electrode 202.

In addition, the end face of these a plurality of battery units 10, all be provided with a groove 102 in the periphery of these a plurality of conductive parts 11, inner bottom surface in this waterproof cover cap 20 is provided with a sealing strip 24 in addition, when group is established, be that respectively these conductive part 11 seal closures that 20 pairs of this waterproof cover caps should a plurality of battery units 10 are closed, in these a plurality of grooves 102, pour into fluid sealant (figure does not show) in addition, sealing strip 23 is mounted in this groove 102 again, in view of the above, the conductive part 11 of these a plurality of battery units 10 is isolated with external environment condition.

Please join Fig. 4, be second embodiment for battery module of the present utility model; The present embodiment and first embodiment are roughly the same, and its difference is to be that battery module 1 ' is not provided with fixed head in two outsides of battery unit 10.

Certainly; the utility model also can have other various embodiments; under the situation that does not deviate from the utility model spirit and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the utility model.

Claims

1. a battery module is characterized in that, comprising:

2. battery module according to claim 1 is characterized in that, this battery unit is the secondary cell with flexible package.

3. battery module according to claim 1 is characterized in that this battery unit has a hard shell.

4. battery module according to claim 3 is characterized in that, also comprises a fixed lever, and this hard shell is provided with a perforation, and this fixed lever is located in this perforation, with these a plurality of battery units of serial connection.

5. battery module according to claim 3, it is characterized in that, the both sides of this battery unit are respectively equipped with a spacer block, this spacer block extends from two outsides of this battery unit and the vertical side of this battery unit, this spacer block is these a plurality of battery units at interval, and are formed with this heat dissipation channel between any two adjacent these battery units.

6. battery module according to claim 3 is characterized in that this battery unit is provided with a groove in the periphery of this conductive part, in the inner bottom surface of this waterproof cover cap one sealing strip is set, and the sealing bar is mounted in this groove.

7. battery module according to claim 1 is characterized in that, also comprises a circuit board, and this circuit board electrically connects with the conductive part of these a plurality of battery units, and is combined in the inboard of this waterproof cover cap.

8. battery module according to claim 1 is characterized in that this bucker is covered with a steam vent, is combined with a vent valve in this steam vent.

9. battery module according to claim 1 is characterized in that, also includes two fixed heads, and this two fixed head lays respectively at the outside of these a plurality of battery units, and this bucker housing is combined between this two fixed head.