Battery module, battery system with battery module and electric vehicle

The utility model discloses a battery module, a battery system with the battery module and an electric vehicle. The battery module comprises a shell, the shell comprises an integrally-formed shell body, and a containing cavity of the shell body is provided with a first wall face, a second wall face, a third wall face and a fourth wall face; the module battery assembly is arranged in the accommodating cavity; the first insulation protection plate and the second insulation protection plate are arranged on the module battery assembly, the first insulation protection plate is located between the first wall surface and the module battery assembly in the first direction, and the second insulation protection plate is located between the second wall surface and the module battery assembly in the first direction; the third insulation protection plate and the fourth insulation protection plate are connected with the first insulation protection plate, the third insulation protection plate is located between the third wall surface and the module battery assembly in the second direction, and the fourth insulation protection plate is located between the fourth wall surface and the module batteryassembly in the second direction. The battery module has the advantages of being good in insulating property, capable of avoiding damage to the module battery assembly and the like.

1. A battery module, characterized in that includes:

The outer shell, said outer shell comprises integrally formed shell, said shell having a receiving cavity, the receiving cavity have in the direction of the 1st and 2nd 1st wall opposite to the wall surface and in the direction of the 2nd and 4th 3rd wall opposite to the wall surface, the 2nd 1st direction is perpendicular to the direction, wherein the receiving cavity have in the 3rd party upward relative of the end of the end of the 1st and 2nd, the 1st end and the 2nd end are both open, the direction perpendicular to the 3rd 1st 2nd in the direction and the direction of each of the;

Module battery assembly, the module battery assembly is arranged in the cavity;

1st insulating blocker and 2nd insulation protection plate, the insulating plate and the 1st 2nd insulation protection plate in each of the one in the module battery assembly, wherein said 1st insulation protection plate in the 1st 1st the direction lying in the wall between the module battery assembly, the 2nd insulation protection plate in the direction lying in the 1st 2nd wall between the module battery assembly; and

3rd insulating blocker and 4th insulation protection plate, the insulating plate and the 3rd 4th insulation protection plate in each of the connected 1st insulation protection plate, wherein the 3rd insulation protection plate in the 2nd 3rd the direction lying in the wall between the module battery assembly, the 4th insulation protection plate in the direction lying in the 2nd 4th wall between the module battery assembly.

2. The battery module according to Claim 1, characterized in that the 1st insulation protection plate with the module battery assembly is provided with a bonding layer between the 1st, the 2nd insulation protection plate with the module battery assembly is provided with a bonding layer between the 2nd.

3. The battery module according to Claim 1, characterized in that the 1st insulation protection plate in the direction of the 2nd 1st and 2nd on the edge of the edge, the edge of the 3rd insulation protection plate connected with the edge of the 1st, the 4th insulation protection plate and the edge of the connected with the 2nd edge, wherein the insulating plate and the 3rd 4th insulation protection plate in each of the from the 1st to the insulating plate adjacent to the 2nd insulation protection plate extends in the direction.

4. The battery module according to Claim 3, characterized in that the 1st insulation protection plate, the insulating plate and the 3rd 4th insulation protection plate are integrally formed.

5. The battery module according to Claim 1, characterized in that further includes an insulation layer, the insulating layer filled in the cavity.

6. The battery module according to Claim 5, characterized in that the module battery assembly includes 1st PCB board, 2nd PCB board and a plurality of battery modules, each of said battery module comprises:

A plurality of cells, each said cell comprising a main body, a positive and negative ear, the body has in the direction of its length relative to the 1st and 2nd of the end part of the end part in the width direction and opposite to the end face of the end face of the 1st and 2nd, the anode ring which is arranged at the end of the 1st, the negative electrode ring which is arranged at the end of the 2nd, the anode and cathode in a center line of each of the width of the main body in a direction in which the 1st for the length of the end face of the main body between the center lines of, the positive electrode of the negative electrode tab in the of each of said center line extending along the length direction of the main body;

The positive bus bar, the positive bus bar includes a positive electrode construct breaked bank and a plurality of positive electrode connecting part, said positive electrode construct breaked bank in the width of the main body the direction lying in the positive electrode of the ear with the 2nd the central line between the end faces, a plurality of the positive electrode connecting part along the thickness of the main body spaced apart in the direction of the positive electrode is provided on the row body, wherein a plurality of said positive battery tab and a plurality of the positive electrode is connected with the connecting part; and

The negative bus bar, the negative bus bar includes a negative construct breaked bank and a plurality of cathode connection part, said cathode construct breaked bank in the width of the main body in a direction in which said cathode of the ear with the 2nd between the center line of the end surface, a plurality of the negative pole connected part along the thickness direction of the main body arranged spaced apart on said cathode row body, a plurality of the negative pole of the battery ear and a plurality of the negative pole connected with the connecting part, wherein a plurality of the battery module in series, two adjacent the battery module of one of the positive bus bar with the two adjacent the battery module in the other one of the connected to the negative electrode bus, connected to the positive bus bar and the cathode bus bar to form series row, the 1st PCB board with a plurality of the series in a row portion, the 2nd PCB board with a plurality of the series in the row is connected to the remaining part, wherein said 1st PCB board with a plurality of said battery between filled with said insulating adhesive layer, the 2nd PCB board with a plurality of said battery between filled with said insulating layer.

7. The battery module according to Claim 6, characterized in that the housing has a 3rd in the direction opposite to the end part of the 1st and 2nd end, the shell is provided with at least one overflows the rubber mouth.

8. The battery module according to Claim 7, characterized in that the 2nd 1st end cover and the end cover in said at least one of the end surface of the adjacent to the receiving chamber provided with a plurality of leads the rubber trough, a plurality of guide groove relative to the pouring hole is radially arranged, each of the with the end of said 1st states leads the rubber trough hole of the states fills the rubber.

9. The battery module according to Claim 6, characterized in that the 1st PCB board and the 3rd insulation protection plate filled with said insulating adhesive layer between, the 2nd PCB board and the 4th insulation protection plate filled with said insulating adhesive layer between, the 1st insulation protection plate with the 1st between the walls filled with said insulating layer, said 2nd insulation protection plate between the wall surface of the 2nd filled with said insulating layer, said 3rd insulation protection plate and the wall surface between the 3rd filled with said insulating adhesive layer, the 4th insulation protection plate and the wall surface between the 4th filled with said insulating layer.

10. The battery module according to Claim 7, characterized in that the wall surface of the 1st and 2nd in the wall surface of the at least one of the street on the states overflows the rubber mouth, the 1st direction through, the housing further includes a 2nd 1st end cover and the end cover, the end cover is set in the 1st 1st on the end parts, the 1st end cover closing over the receiving cavity of the end of the 1st, the 2nd the end cover is set on the end of the 2nd, the 2nd end cover closing over the receiving cavity of the end of the 2nd.

11. A battery system, characterized in that includes:

Mounting shell, said mounting shell with throw; and

The battery module, the battery module is a battery module as in any one of Claims 1-10, the battery module is arranged in the mounting cavity.

12. Electric vehicle, characterized in that includes:

The vehicle body; and

The battery system, the battery system is a battery system according to Claim 11, the battery system arranged on the vehicle body.

[1]
Technical Field

[2]
The utility model relates to the field of batteries, in particular, relates to a battery module, also relates to a die set of the battery with the battery system and electric vehicle.

[3]
Background Art

[4]
In the related technology battery module can include a housing and module battery assembly, the module battery assembly can be arranged in the housing.

[5]
Content of the utility model

[6]
The purpose of the utility model is to overcome the problems of the prior art, the battery module with the battery module and a battery system and electric vehicle.

[7]
In order to achieve the above object, the utility model 1st aspect provides a battery module, the battery module comprising: outer shell, said outer shell comprises integrally formed shell, said shell having a receiving cavity, the receiving cavity have in the direction of the 1st and 2nd 1st wall opposite to the wall surface and in the direction of the 2nd and 4th 3rd wall opposite to the wall surface, the 2nd 1st direction is perpendicular to the direction, wherein the receiving cavity have in the 3rd party upward relative of the end of the end of the 1st and 2nd, the 1st end and the 2nd end are both open, the 3rd direction is perpendicular to said direction and the 1st 2nd in the direction of the each; module battery assembly, the module battery assembly is arranged in the cavity; the insulating plate 1st and 2nd insulation protection plate, the insulating plate and the 1st 2nd insulation protection plate in each of the one in the module battery assembly, wherein said 1st insulation protection plate in the 1st 1st the direction lying in the wall between the module battery assembly, the 2nd insulation protection plate in the direction lying in the 1st 2nd wall between the module battery assembly; the insulating plate and 3rd and 4th insulation protection plate, the insulating plate and the 3rd 4th insulation protection plate in each of the connected 1st insulation protection plate, wherein the 3rd insulation protection plate in the 2nd 3rd the direction lying in the wall between the module battery assembly, the 4th insulation protection plate in the direction lying in the 2nd 4th wall between the module battery assembly.

[8]
According to the utility model embodiment of the battery module has good insulating property, to avoid damage to the advantages of the module battery assembly.

[9]
Preferably, the 1st insulation protection plate with the module battery assembly is provided with a bonding layer between the 1st, the 2nd insulation protection plate with the module battery assembly is provided with a bonding layer between the 2nd.

[10]
Preferably, the 1st insulation protection plate in the direction of the 2nd 1st and 2nd on the edge of the edge, the edge of the 3rd insulation protection plate connected with the edge of the 1st, the 4th insulation protection plate and the edge of the connected with the 2nd edge, wherein the insulating plate and the 3rd 4th insulation protection plate in each of the from the 1st to the insulating plate adjacent to the 2nd insulation protection plate extends in the direction.

[11]
Preferably, the 1st insulation protection plate, the insulating plate and the 3rd 4th insulation protection plate are integrally formed.

[12]
Preferably, the battery module further comprises an insulating layer, the insulating layer filled in the cavity.

[13]
Preferably, the module battery assembly includes 1st PCB board, 2nd PCB board and a plurality of battery modules, each of said battery module comprises: a plurality of cells, each said cell comprising a main body, a positive and negative ear, the body has in the direction of its length relative to the 1st and 2nd of the end part of the end part in the width direction and opposite to the end face of the end face of the 1st and 2nd, the anode ring which is arranged at the end of the 1st, the negative electrode ring which is arranged at the end of the 2nd, the anode and cathode in a center line of each of the width of the main body in a direction in which the 1st for the length of the end face of the main body between the central line, the positive electrode of the negative electrode tab in the of each of said center line extending along the length direction of the main body; the positive bus bar, the positive bus bar includes a positive electrode construct breaked bank and a plurality of positive electrode connecting part, said positive electrode row body in the width direction of the main body of the ear for the positive electrode of the center line of the end surface of the with the 2nd between, a plurality of the positive electrode connecting part along the thickness of the main body spaced apart in the direction of the positive electrode is provided on the row body, wherein a plurality of said positive battery tab and a plurality of the positive electrode is connected with the connecting part; and the negative bus bar, the negative bus bar includes a negative construct breaked bank and a plurality of cathode connection part, said cathode construct breaked bank in the width of the main body in a direction in which said cathode of the ear with the 2nd between the center line of the end surface, a plurality of the negative pole connected part along the thickness direction of the main body arranged spaced apart on said cathode row body, a plurality of the negative pole of the battery ear and a plurality of the negative pole connected with the connecting part, wherein a plurality of the battery module in series, two adjacent the battery module of one of the positive bus bar with the two adjacent the battery module in the other one of the connected to the negative electrode bus, connected to the positive bus bar and the cathode bus bar to form series row, the 1st PCB board with a plurality of the series in a row portion, the 2nd PCB board with a plurality of the series in the row is connected to the remaining part, wherein said 1st PCB board with a plurality of said battery between filled with said insulating adhesive layer, the 2nd PCB board with a plurality of said battery between filled with said insulating layer,

[14]
Preferably, the 1st PCB board and the 3rd insulation protection plate filled with said insulating adhesive layer between, the 2nd PCB board and the 4th insulation protection plate filled with said insulating adhesive layer between, the 1st insulation protection plate with the 1st between the walls filled with said insulating layer, said 2nd insulation protection plate between the wall surface of the 2nd filled with said insulating layer, said 3rd insulation protection plate and the wall surface between the 3rd filled with said insulating adhesive layer, the 4th insulation protection plate and the wall surface between the 4th filled with said insulating layer.

[15]
Preferably, the housing has a 3rd in the direction opposite to the end part of the 1st and 2nd end, the shell is provided with at least…