Round cell battery

A single cell, battery technology, applied in secondary cells, battery pack components, battery cooling/heating, etc., to avoid air gaps, good contact, and good results

Active Publication Date: 2011-06-01
科瑞斯技术与再循环有限责任公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

This problem is exacerbated by the barrel of the battery being at potential

Method used

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Examples

Experimental program
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Embodiment Construction

[0016] figure 1 Shown is a tube-like casing 1 made of an electrically insulating, thermally conductive and (rubber) elastic thermoplastic elastomer. figure 1 The upper part shows a side view and the lower part shows a top view.

[0017] The casing 1 basically has the shape of a cylindrical shell. The longitudinal axis 2 coincides with the axis of the cylinder.

[0018] Six heat dissipation containing elements 3 are arranged on the outer surface of the jacket 1 . The heat dissipation receiving elements 3 are arranged at a uniform distance from one another, that is to say at an angular distance of sixty degrees.

[0019] The cooling receiving element 3 is formed in the form of a rod and extends from the top side 4 to the bottom side 5 .

[0020] The cooling receiving element 3 has a curved gap 6 which has a circular arc-shaped cross section. These gaps 6 are used for ( figure 1 not shown) guides for cooling elements with a cylindrical cross-section.

[0021] figure 2 Sh...

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Abstract

The present invention relates to a round cell battery, comprising a) a plurality of round cells (7) arranged next to each other, b) at least one dissipation element (14), which is electrically insulated with respect to the round cells (7) and has a rod-shaped configuration and is bent such that it runs in a zigzag-shaped manner alternately along the lower side (5), an adjoining lateral wall and an upper side (4) of the round cells (7), thereby interconnecting a group of round cells (7) in a thermally conductive manner for the dissipation of heat, and c) a electrically insulating, thermally conductive and rubber-elastic thermoplastic elastomer, which is arranged at least partially between the at least one dissipation element (14) and the round cells (7) in order to insulate the dissipation elements (14) electrically from the round cells (7) and to dissipate heat from the round cells (7) to the dissipation elements (14), exhibits good thermal conductivity from the round cells (7) to the dissipation elements (14).

Description

technical field [0001] The invention relates to a round single cell accumulator. Background technique [0002] EP 0 917 230 B1 discloses a battery with a thermostat. [0003] DE 102 23 782 B4 discloses a battery having at least one electrochemical storage cell and a cooling device through which a cooling medium flows. The storage units are accommodated in openings of the cooling device and are in partial non-positive contact with respective outer surfaces that are curved in a direction perpendicular to the longitudinal axis of the storage unit. There are expansion joints in the area of ​​non-positive contact. [0004] DE 10 2007 009 315 A1 discloses a device for cooling electrical components having conductors which are in thermal contact with lateral sides of the electrical component for heat dissipation. [0005] Heat conduction problems exist in electric batteries with round cells. This problem is exacerbated by the fact that the barrel of the battery is at potential. ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H01M2/10H01M6/50H01M10/50H01M50/529
CPCH01M10/5046H01M2/105H01M10/5004H01M10/5079H01M10/504H01M10/503H01M10/5036H01M10/5059Y02E60/12H01M2/1094H01M6/5038H01M10/653H01M10/6569H01M10/6551H01M10/6557H01M10/643H01M10/651H01M10/613Y02E60/10H01M50/213H01M50/24Y02P70/50
Inventor R·约斯韦格H·布伦纳
Owner 科瑞斯技术与再循环有限责任公司
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