CN214313364U

CN214313364U - Plug pin type voltage acquisition and surface-mounted temperature acquisition battery module

Info

Publication number: CN214313364U
Application number: CN202022955308.5U
Authority: CN
Inventors: 罗玉文; 章春元; 周志武; 廖丁华; 张斌成
Original assignee: Guowei Park Taizhou New Energy Intelligent Equipment Co ltd
Current assignee: Guowei Park Taizhou New Energy Intelligent Equipment Co ltd
Priority date: 2020-12-09
Filing date: 2020-12-09
Publication date: 2021-09-28
Anticipated expiration: 2030-12-09

Abstract

The utility model provides a battery module of contact pin formula voltage acquisition and SMD temperature acquisition, including battery installation lower carriage, electric core, battery installation upper bracket, battery module circuit board, aluminium bar that converges, insulation protection shield and battery management system mainboard, electric core is installed between battery installation lower carriage, the battery installation upper bracket, the aluminium bar that converges is installed on the battery installation upper bracket, the aluminium bar that converges with electric core electricity is connected, battery module circuit board is installed on stating on the battery installation upper bracket, battery module circuit board with aluminium bar electricity that converges is connected, be equipped with SMD temperature collector and contact pin formula voltage acquisition terminal female seat on the battery module circuit board. The utility model has the advantages that: by adopting the pin type voltage acquisition and surface mount type temperature acquisition structure, wireless beam installation is realized, and space resources are saved.

Description

Plug pin type voltage acquisition and surface-mounted temperature acquisition battery module

Technical Field

The utility model relates to a battery module especially relates to a battery module of contact pin formula voltage acquisition and SMD temperature acquisition.

Background

The voltage acquisition and the temperature acquisition of the existing battery module adopt a welding wire or flat cable connection mode, so that the acquisition of a plurality of wire harnesses occupies space resources.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model provides a battery module of contact pin type voltage acquisition and SMD temperature acquisition.

The utility model provides a pin type voltage acquisition and surface mount temperature acquisition battery module, which comprises a battery installation lower support, an electric core, a battery installation upper support, a battery module circuit board, a confluence aluminum bar, an insulation protection board and a battery management system mainboard, wherein the electric core is installed between the battery installation lower support and the battery installation upper support, the confluence aluminum bar is installed on the battery installation upper support, the confluence aluminum bar is electrically connected with the electric core, the battery module circuit board is installed on the battery installation upper support, the battery module circuit board is electrically connected with the confluence aluminum bar, the battery module circuit board is provided with a surface mount temperature collector and a pin type voltage acquisition terminal female seat, the insulation protection board is installed on the battery installation upper support and covers the battery module circuit board and the confluence aluminum bar, the battery management system mainboard is located the top of insulation protection board, be equipped with the terminal on the insulation protection board and dodge the breach, be equipped with the public head of contact pin type voltage acquisition terminal on the battery management system mainboard, the public head of contact pin type voltage acquisition terminal passes the terminal dodges the breach with the female seat grafting cooperation of contact pin type voltage acquisition terminal.

As a further improvement, the battery mounting upper bracket is provided with a mounting pillar, and the battery management system mainboard is locked by the fastener on the mounting pillar.

As a further improvement, the surface mount device temperature collector is located the back of battery module circuit board, the back orientation of battery module circuit board electricity core, the front orientation of battery module circuit board the battery management system mainboard.

As a further improvement, the battery mounting upper bracket is provided with a placement hole, the placement hole is filled with heat-conducting glue, and the patch type temperature collector is located in the placement hole.

As a further improvement, the battery module circuit board is pasted through glue on the battery installation upper bracket.

As a further improvement of the utility model, the busbar aluminum bar with electric core passes through the aluminium silk and binds.

As a further improvement, the aluminum busbar is bound with the battery module circuit board through the aluminum wire.

The utility model has the advantages that: through the scheme, the pin type voltage acquisition and surface mount type temperature acquisition structure is adopted, wireless beam installation is realized, and space resources are saved.

Drawings

Fig. 1 is a schematic perspective view of the battery module according to the present invention.

Fig. 2 is an exploded schematic view of the battery module according to the present invention.

Fig. 3 is a schematic view of the insertion pin type voltage acquisition and surface mount temperature acquisition of the battery module of the present invention.

Fig. 4 is a schematic diagram of the battery module of the present invention, which is not provided with a battery management system motherboard and an insulation protection board, and has pin-type voltage acquisition and patch-type temperature acquisition.

Detailed Description

The present invention will be further described with reference to the following description and embodiments.

As shown in fig. 1 to 4, a pin-type voltage collecting and surface-mount temperature collecting battery module 100, the battery module 100 having a total positive electrode 101 and a total negative electrode 102, the battery module 100 specifically includes a battery mounting lower support 8, a battery cell 7, a battery mounting upper support 5, a battery module circuit board 4, a aluminum busbar 3, an insulating protective plate 2 and a battery management system motherboard 4, the battery management system motherboard 4 is also called a BMS board, the battery module circuit board 4 is also called a PCB board, a positive electrode 6 of the battery cell 7 is mounted upward, the battery cell 7 is mounted between the battery mounting lower support 8 and the battery mounting upper support 5, the aluminum busbar 3 is mounted on the battery mounting upper support 5, the aluminum busbar 3 is electrically connected to the battery cell 7, the battery module circuit board 4 is mounted on the battery mounting upper support 5, the battery module circuit board 4 is electrically connected to the aluminum busbar 3, be equipped with SMD temperature collector and the female seat 41 of contact pin formula voltage acquisition terminal on the battery module circuit board 4, insulation protection board 2 is installed on battery installation upper bracket 5 and cover on battery module circuit board 4, the aluminium busbar 3 of converging, battery management system mainboard 1 is located insulation protection board 2's top, insulation protection board 2 is last to be equipped with the terminal and dodges breach 21, be equipped with the public head 11 of contact pin formula voltage acquisition terminal on the battery management system mainboard 1, the public head 11 of contact pin formula voltage acquisition terminal passes the terminal dodge breach 21 with the female seat 41 grafting cooperation of contact pin formula voltage acquisition terminal.

And the battery mounting upper bracket 5 is provided with a mounting pillar, and the battery management system mainboard 1 is locked on the mounting pillar through a screw.

The patch type temperature collector is located on the back face of the battery module circuit board, specifically located under the position 42, the back face of the battery module circuit board 4 faces the battery core 7, and the front face of the battery module circuit board 4 faces the battery management system mainboard 1.

The patch type temperature collector is a patch NTC.

The battery mounting upper bracket 5 is provided with a placement hole 51, the placement hole 51 is filled with heat-conducting glue, and the patch type temperature collector is located in the placement hole 51 and works when the module works. The temperature change on the surface of the battery core is transmitted to the temperature sensor on the PCB through the heat-conducting glue, so that the specific temperature condition can be acquired.

The battery module circuit board 4 is adhered to the battery mounting upper bracket 5 through glue.

And the bus aluminum bar 3 and the battery cell 7 are bound through an aluminum wire to realize series connection and connection.

And the bus aluminum bar 3 and the battery module circuit board 4 are bound through an aluminum wire to realize series connection and connection.

The insulating protection board is an epoxy board.

The utility model provides a pair of battery module of contact pin formula voltage acquisition and SMD temperature acquisition adopts battery module contact pin formula electricity to be connected and temperature sensor (paster NTC) mounting means can realize the few pencil of module, does not have the pencil even. Therefore, the module has electric wires except the positive electrode and the negative electrode, other voltage acquisition and temperature acquisition realize wireless beam! Compared with the prior welding wire mode, the temperature rise is lower, the vibration is resisted, the size is small, the weight is light, and most importantly, the wire can resist long-term use in severe environment and cannot be aged too much.

Compared with the welding technology, the characteristics and advantages of the contact pin type electric connection and the paster temperature sensing are as follows:

1. no thermal stress is generated on the PCB;

2. conductive substances such as flux residue, tin balls and the like which influence reliable connection are avoided;

3. the phenomena of insufficient soldering, short circuit and poor tin penetration which are common in soldering are avoided;

4. the connector is installed, and generally, the connector is fixed with the PCB without screws;

5. when the long pin connector is used for compression joint, pins extending out of the back of the PCB can be used as back pins, and double-sided connection is achieved;

6. the contact impedance is determined and the high-frequency performance is good;

7. the contact pin type connection efficiency is high and the cost is low;

8. the maintainability is good;

9. after connection, the cleaning is avoided, the cost is reduced, and the environment is protected and safe.

The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.

Claims

1. The utility model provides a battery module of contact pin formula voltage acquisition and SMD temperature acquisition which characterized in that: the battery management system comprises a battery installation lower support, an electric core, a battery installation upper support, a battery module circuit board, a confluence aluminum bar, an insulation protection plate and a battery management system mainboard, wherein the electric core is installed between the battery installation lower support and the battery installation upper support, the confluence aluminum bar is installed on the battery installation upper support, the confluence aluminum bar is electrically connected with the electric core, the battery module circuit board is installed on the battery installation upper support, the battery module circuit board is electrically connected with the confluence aluminum bar, a surface mount type temperature collector and a pin type voltage collection terminal female seat are arranged on the battery module circuit board, the insulation protection plate is installed on the battery installation upper support and covers the battery module circuit board and the confluence aluminum bar, the battery management system mainboard is positioned above the insulation protection plate, and a terminal avoiding notch is arranged on the insulation protection plate, the battery management system mainboard is provided with a male plug-pin type voltage acquisition terminal, and the male plug-pin type voltage acquisition terminal penetrates through the terminal avoiding gap to be in plug-in fit with the female socket of the plug-pin type voltage acquisition terminal.

2. The pin-type voltage acquisition and patch-type temperature acquisition battery module according to claim 1, wherein: the battery mounting upper bracket is provided with a mounting pillar, and the battery management system mainboard is locked on the mounting pillar through a fastener.

3. The pin-type voltage acquisition and patch-type temperature acquisition battery module according to claim 1, wherein: the patch type temperature collector is located on the back face of the battery module circuit board, the back face of the battery module circuit board faces the battery core, and the front face of the battery module circuit board faces the battery management system mainboard.

4. The pin-type voltage and temperature collection battery module according to claim 3, wherein: the battery mounting upper support is provided with a mounting hole, the mounting hole is filled with heat-conducting glue, and the patch type temperature collector is located in the mounting hole.

5. The pin-type voltage acquisition and patch-type temperature acquisition battery module according to claim 1, wherein: the battery module circuit board is adhered to the battery mounting upper bracket through glue.

6. The pin-type voltage acquisition and patch-type temperature acquisition battery module according to claim 1, wherein: the bus aluminum bar is bound with the battery cell through an aluminum wire.

7. The pin-type voltage acquisition and patch-type temperature acquisition battery module according to claim 1, wherein: the bus aluminum bar is bound with the battery module circuit board through an aluminum wire.