Connection apparatus and method for controlling the temperature of battery cells, and temperature-control apparatus, battery module, battery pack, battery and battery system

Patent metadata

Field	Value
Publication number	US-10270140-B2
Application number	US-201514636383-A
Country	US
Kind code	B2
Filing date	Mar 3, 2015
Priority date	Mar 5, 2014
Publication date	Apr 23, 2019
Grant date	Apr 23, 2019

Abstract

Connection apparatus (500; 5001, 5002) for controlling the temperature of a battery cell (1001, 1002), characterized by: a fastening device for fastening the connection apparatus (500; 5001, 5002) to a temperature-control element (400; 4001, 4002) which comprises a channel for accommodating a temperature-control medium, and a connection device (510; 5101, 5102), which comprises a channel for accommodating the temperature-control medium, for connection of a connecting line (60011, 60012, 60021, 60022) to an opening in the channel of the connection device (510; 5101, 5102), wherein: the connection apparatus (500; 5001, 5002) can be fastened to the temperature-control element (400; 4001, 4002) in such a way that a further opening in the channel of the connection device (510; 5101, 5102) is aligned with an opening in the channel of the temperature-control element (400; 4001, 4002).

First claim

The invention claimed is:

1. A connection apparatus ( 500 ; 500 1 , 500 2 ) for controlling the temperature of a battery cell ( 100 1 , 100 2 ), comprising:
a temperature-control element ( 400 ; 400 1 , 400 2 ), which comprises a channel for accommodating a temperature-control medium,
a connection device ( 510 ; 510 1 , 510 2 ), which comprises a channel for accommodating the temperature-control medium, for connection of a connecting line ( 600 11 , 600 12 , 600 21 , 600 22 ) to an opening in the channel of the connection device ( 510 ; 510 1 , 510 2 ), and
a fastening device for fastening the connection device ( 510 ; 510 1 , 510 2 ) to the temperature-control element ( 400 ; 400 1 , 400 2 ),
wherein the connection device ( 510 ; 510 1 , 510 2 ) is configured to be fastened to the temperature-control element ( 400 ; 400 1 , 400 2 ) in such a way that a further opening in the channel of the connection device ( 510 ; 510 1 , 510 2 ) is aligned with an opening in the channel of the temperature-control element ( 400 ; 400 1 , 400 2 ) and the temperature-control medium can flow through the connection device ( 510 ; 510 1 , 510 2 ) into the temperature-control element ( 400 ; 400 1 , 400 2 ) or out of the temperature-control element ( 400 ; 400 1 , 400 2 ), and
wherein a material of the connection device ( 510 ; 510 1 , 510 2 ) is different from a material of the temperature-control element ( 400 ; 400 1 , 400 2 ), and wherein the material of the connection device comprises plastics,
the connection apparatus also comprises a centering lug ( 515 ) on one of the connection device ( 510 ; 510 1 , 510 2 ) and the temperature control element ( 400 ; 400 1 , 400 2 ), and a centering hole ( 415 ) on the other of the connection device ( 510 ; 510 1 , 510 2 ) and the temperature control element ( 400 ; 400 1 , 400 2 ), wherein the centering lug ( 515 ) fits into the centering hole ( 415 ) to orient the connection device ( 510 ; 510 1 , 510 2 ) on the temperature control element ( 400 ; 400 1 , 400 2 ).

2. The connection apparatus ( 500 ) according to claim 1 , wherein:
the fastening device comprises a latching arm ( 570 1 , 570 2 , 570 3 ).

3. The connection apparatus ( 500 ) according to claim 1 , wherein:
the connection device ( 510 ; 510 1 , 510 2 ) is integrally formed.

4. The connection apparatus ( 500 ) according to claim 1 , wherein:
the connection apparatus ( 500 ; 500 1 , 500 2 ) is integrally formed.

5. The connection apparatus ( 500 ) according to claim 1 ,
wherein the opening in the channel of the connection device ( 510 ; 510 1 , 510 2 ) is positioned in the centering lug ( 515 ) and the opening in the channel of the temperature-control element ( 400 ; 400 1 , 400 2 ) is positioned in the centering hole ( 415 ).

6. A temperature-control apparatus ( 20 ; 30 ; 40 ), comprising:
the connection apparatus ( 500 ; 500 1 , 500 2 ) according to claim 1 .

7. A battery module, comprising:
a battery cell ( 100 1 , 100 2 );
a connection apparatus ( 500 ; 500 1 , 500 2 ) for controlling a temperature of the battery cell ( 100 1 , 100 2 );
a temperature-control element ( 400 ; 400 1 , 400 2 ) including a channel for accommodating a temperature-control medium;
a connection device ( 510 ; 510 1 , 510 2 ) including a channel for accommodating the temperature-control medium;
a connection line ( 600 11 , 600 12 , 600 21 , 600 22 ) to connect to an opening in the channel of the connection device ( 510 ; 510 1 , 510 2 );
a fastening device for fastening the connection device ( 510 ; 510 1 , 510 2 ) to the temperature-control element ( 400 ; 400 1 , 400 2 );
a centering lug ( 515 ) on one of the connection device ( 510 ; 510 1 , 510 2 ) and the temperature control element ( 400 ; 400 1 , 400 2 ), and
a centering hole ( 415 ) on the other of the connection device ( 510 ; 510 1 , 510 2 ) and the temperature control element ( 400 ; 400 1 , 400 2 ), wherein the centering lug ( 515 ) fits into the centering hole ( 415 ) to orient the connection device ( 510 ; 510 1 , 510 2 ) on the temperature control element ( 400 ; 400 1 , 400 2 ),
wherein the connection device ( 510 ; 510 1 , 510 2 ) is configured to be fastened to the temperature-control element ( 400 ; 400 1 , 400 2 ) in such a way that a further opening in the channel of the connection device ( 510 ; 510 1 , 510 2 ) is aligned with an opening in the channel of the temperature-control element ( 400 ; 400 1 , 400 2 ) and the temperature-control medium can flow through the connection device ( 510 ; 510 1 , 510 2 ) into the temperature-control element ( 400 ; 400 1 , 400 2 ) or out of the temperature-control element ( 400 ; 400 1 , 400 2 ), and wherein the material of the connection device ( 510 ; 510 1 , 510 2 ) is different from the material of the temperature-control element ( 400 ; 400 1 , 400 2 ), and wherein the material of the connection device comprises plastics.

8. A battery pack, comprising:
the connection apparatus ( 500 ; 500 1 , 500 2 ) according to claim 1 .

9. A battery ( 10 ), comprising:
the connection apparatus ( 500 ; 500 1 , 500 2 ) according to claim 1 .

10. A battery system, comprising:
the connection apparatus ( 500 ; 500 1 , 500 2 ) according to claim 1 .

11. A vehicle, motor vehicle, electric motor vehicle or hybrid vehicle, comprising:
the connection apparatus ( 500 ; 500 1 , 500 2 ) according to claim 1 .

12. A method for controlling the temperature of a battery cell ( 100 1 , 100 2 ), comprising:
providing a connection apparatus ( 500 ; 500 1 , 500 2 ) comprising a fastening device for fastening the connection apparatus ( 500 ; 500 1 , 500 2 ) to a temperature-control element ( 400 ; 400 1 , 400 2 ) which comprises a channel for accommodating a temperature-control medium, and a connection device ( 510 ; 510 1 , 510 2 ), which comprises a channel for accommodating the temperature-control medium, for connection of a connecting line ( 600 11 , 600 12 , 600 21 , 600 22 ) to an opening in the channel of the connection device ( 510 ; 510 1 , 510 2 ), wherein the connection device ( 510 ; 510 1 , 510 2 ) is formed from a material that is different from a material of the temperature-control element ( 400 ; 400 1 , 400 2 ), and wherein the material of the connection device comprises a plastic, and
fastening the connection device ( 510 ; 510 1 , 510 2 ) to the temperature-control element ( 400 ; 400 1 , 400 2 ) in such a way that a further opening in the channel of the connection device ( 510 ; 510 1 , 510 2 ) is aligned with an opening in the channel of the temperature-control element ( 400 ; 400 1 , 400 2 ) and the temperature-control medium can flow through the connection device ( 510 ; 510 1 , 510 2 ) into the temperature-control element ( 400 ; 400 1 , 400 2 ) or out of the temperature-control element ( 400 ; 400 1 , 400 2 ),
providing a centering lug ( 515 ) and a centering hole ( 415 ), wherein one of the connection device ( 510 ; 510 1 , 510 2 ) and the temperature-control element ( 400 ; 400 1 , 400 2 ) includes the centering lug ( 515 ) and the other of the connection device ( 510 ; 510 1 , 510 2 ) and the temperature-control element ( 400 ; 400 1 , 400 2 ) includes the centering hole ( 415 ), and
fitting the centering lug (

Assignees

• Bosch Gmbh Robert

Inventors

• Koller Torsten

Classifications

• H01M10/647

  Prismatic or flat cells, e.g. pouch cells · CPC title

• F16L33/227

  the hose being introduced into or onto the connecting member and automatically locked (F16L37/084 takes precedence) · CPC title

• Y10T29/4935

  Heat exchanger or boiler making · CPC title

• H01M10/617

  for achieving uniformity or desired distribution of temperature · CPC title

• H01M2220/20

  Batteries in motive systems, e.g. vehicle, ship, plane · CPC title