CN218677365U

CN218677365U - New energy automobile quick change power battery

Info

Publication number: CN218677365U
Application number: CN202223228205.4U
Authority: CN
Inventors: 柴成广; 马博
Original assignee: Yantai Shangyou Automobile Technology Co ltd
Current assignee: Yantai Shangyou Automobile Technology Co ltd
Priority date: 2022-12-02
Filing date: 2022-12-02
Publication date: 2023-03-21
Anticipated expiration: 2032-12-02

Abstract

The utility model relates to a new energy automobile quick change power battery belongs to new energy automobile battery technical field, including box, battery package, case lid and a plurality of high-voltage electrical connection terminal, synthetic battery compartment is enclosed to box and case lid, the battery package sets up in the battery compartment, the battery package is including a plurality of electric cores of parallel arrangement, electric core is provided with positive contact and negative contact, electrical connection terminal sets up with positive contact and negative contact one-to-one, one end with positive contact or negative contact connect, and the other end is connected with outside high-voltage bus. The utility model discloses with battery management system and high-voltage bus design in vehicle chassis's bottom, the inside no high-voltage bus of battery is connected, and the contact of electricity core is connected with the high-voltage bus that corresponds through electric connecting terminal, has improved battery integration and factor of safety, is favorable to saving space, reduces the cost, is favorable to the battery to dismantle the change fast.

Description

New energy automobile quick change power battery

Technical Field

The utility model relates to a new energy automobile quick change power battery especially relates to a long service life's new energy automobile quick change power battery, and it belongs to new energy automobile battery technical field.

Background

Along with electric automobile's development, the requirement of charge time is higher and higher, and quick change power battery is by wide application because of advantages such as trade fast, vehicle cost reduction, but among the prior art, new forms of energy battery system integration level is low, causes easily: the internal space of the battery is limited, and the high-voltage and low-voltage wire harnesses and the battery management system occupy large space; the mutual friction between the internal wire bundles of the battery is easy to generate the safety risks of short circuit, open circuit and the like; high-voltage lines inside the battery and high-voltage wiring of the whole vehicle are easy to repeat in design, so that the space utilization rate is reduced. Therefore, a quick-change power battery is needed, in which a battery management system and a high-voltage bus are designed outside the battery, the high-voltage bus is not arranged inside the battery, the integration level is high, and the cost is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: in order to overcome the defects in the prior art, the quick-change power battery for the new energy automobile is provided.

The utility model provides an above-mentioned technical problem's technical scheme as follows:

the utility model provides a new energy automobile quick change power battery, includes box, battery package, case lid and a plurality of high-voltage electricity connecting terminal, synthetic battery compartment is enclosed to box and case lid, the battery package sets up in the battery compartment, the battery package includes parallel arrangement's a plurality of electric cores, electric core is provided with anodal contact and negative pole contact, electricity connecting terminal sets up with anodal contact and negative pole contact one-to-one, and one end with anodal contact or negative pole contact are connected, and the other end is connected with outside high-voltage bus.

Furthermore, a plurality of the electric connecting terminals are fixedly connected with the positive contact and the negative contact respectively.

Furthermore, the box cover is provided with openings which correspond to the electric connection terminals one to one, and the electric connection terminals extend into the openings and are connected with the high-voltage bus outside the battery compartment.

Furthermore, a plurality of electric connecting terminals are embedded on the box cover in a penetrating manner; in the battery compartment, the bottom surface of the electric connecting terminal is abutted to the positive contact or the negative contact of the battery cell, and the top surface of the electric connecting terminal is connected with the high-voltage bus outside the battery compartment.

Furthermore, a heat exchanger of a U-shaped structure is arranged between the battery pack and the box body, and the battery pack is arranged inside the U-shaped structure.

Furthermore, the heat exchanger is in contact with the battery pack through the internal heat pipe for heat exchange.

Compared with the prior art, the beneficial effects of the utility model are that: 1. the battery management system and the high-voltage bus are designed at the bottom of the vehicle chassis, the high-voltage bus is not connected in the battery, and the contact of the battery cell is connected with the corresponding high-voltage bus through the electric connecting terminal, so that the integration level and the safety coefficient of the battery are improved, and the battery can be rapidly disassembled and replaced; 2. the high-voltage bus of the battery is uniformly planned in the vehicle chassis, so that the space is saved and the cost is reduced; 3. the heat pipe heat exchanger is adopted, and the battery is in contact with the vehicle chassis heat exchanger to improve the heat exchange efficiency.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention;

FIG. 2 is an enlarged view of part A of the embodiment of the present invention;

fig. 3 is a schematic structural diagram of a battery cell according to an embodiment of the present invention;

FIG. 4 is a schematic cross-sectional view of a second case lid according to an embodiment of the present invention;

FIG. 5 is an enlarged view of the second section B of the embodiment of the present invention;

fig. 6 is a schematic structural diagram of a second electrical core according to an embodiment of the present invention.

In the figure, 1, a box body; 2. a battery pack; 3. a box cover; 4. an electrical connection terminal; 5. an electric core; 501. a positive electrode contact; 502. a negative contact; 6. a heat exchanger.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

Example one

The utility model provides a new energy automobile quick change power battery, as shown in fig. 1 to 3, includes box 1, battery package 2, case lid 3 and a plurality of high-voltage electricity connecting terminal 4, box 1 and case lid 3 enclose synthetic battery compartment, battery package 2 sets up in the battery compartment, battery package 2 includes a plurality of electric cores 5 of parallel arrangement, electric core 5 is provided with anodal contact 501 and negative pole contact 502, anodal contact 501 and negative pole contact 502 set up respectively in the both ends of electric core 5, and is a plurality of anodal contact 501 and a plurality of negative pole contact 502 one-to-one sets up, all fixedly connected with electricity connecting terminal 4 on every anodal contact 501 and the negative pole contact 502, be provided with the trompil with 4 one-to-ones of electricity connecting terminal on the case lid 3, electricity connecting terminal 4 extends in the trompil to be connected with the outside high-voltage bus of battery compartment.

And one end of the electric connecting terminal 4 is connected with the positive contact 501 or the negative contact 502, and the other end of the electric connecting terminal is connected with an external high-voltage bus, so that the integration level and the safety of the battery are improved, and the quick disassembly and replacement of the battery are facilitated. The battery management system and the high-voltage bus are designed at the bottom of the vehicle chassis, so that no high-voltage bus exists in the battery compartment, the high-voltage bus is uniformly planned in the vehicle chassis, and the contact of the battery cell 5 is connected with the corresponding high-voltage bus through the electric connecting terminal 4, thereby being beneficial to saving space and reducing cost.

A heat exchanger 6 of a U-shaped structure is arranged between the battery pack 2 and the box body 1, and the battery pack 2 is arranged inside the U-shaped structure. The heat exchanger 6 is internally provided with the heat pipe, and the battery pack 2 is in contact with the heat exchanger 6 to exchange heat, so that the heat exchange efficiency is improved, and the heat pipe is in contact type heat transfer when the battery is quickly replaced, and the service life is prolonged.

Example two

Different from the first embodiment, as shown in fig. 4 to 5, in the present embodiment, a plurality of the electrical connection terminals 4 are embedded in the case cover 3; as shown in fig. 6, the battery cell 5 is provided with a positive contact 501 and a negative contact 502. After the battery is assembled, in the battery compartment, 4 bottom surfaces of electric connecting terminal and the positive contact 501 or the negative contact 502 butt of electric core 5, outside the battery compartment, 4 top surfaces of electric connecting terminal are connected with the high-voltage bus, do not have the high-voltage bus in the battery compartment, and the contact of electric core 5 passes through electric connecting terminal 4 to be connected with the high-voltage bus that corresponds, has improved battery integration and security, is favorable to the battery to dismantle the change fast.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a new energy automobile quick change power battery which characterized in that: including box (1), battery package (2), case lid (3) and a plurality of high-voltage electricity connecting terminal (4), box (1) and case lid (3) enclose synthetic battery compartment, battery package (2) set up in the battery compartment, battery package (2) are including a plurality of electric core (5) of parallel arrangement, electric core (5) are provided with anodal contact (501) and negative pole contact (502), electricity connecting terminal (4) set up with anodal contact (501) and negative pole contact (502) one-to-one, and one end with anodal contact (501) or negative pole contact (502) are connected, and the other end is connected with outside high voltage bus.

2. The quick-change power battery for the new energy automobile according to claim 1, characterized in that: the electric connection terminals (4) are respectively and fixedly connected with the positive contact (501) and the negative contact (502).

3. The quick-change power battery for the new energy automobile according to claim 2, characterized in that: the battery box is characterized in that a hole corresponding to the electric connecting terminal (4) one by one is formed in the box cover (3), and the electric connecting terminal (4) extends into the hole and is connected with a high-voltage bus outside the battery box.

4. The quick-change power battery for the new energy automobile according to claim 1, characterized in that: the plurality of electric connecting terminals (4) are embedded on the box cover (3) in a penetrating manner; in the battery compartment, the bottom surface of the electric connecting terminal (4) is abutted against a positive contact (501) or a negative contact (502) of the battery core (5), and the top surface of the electric connecting terminal (4) is connected with a high-voltage bus outside the battery compartment.

5. The quick-change power battery for the new energy automobile according to claim 1, characterized in that: a heat exchanger (6) of a U-shaped structure is arranged between the battery pack (2) and the box body (1), and the battery pack (2) is arranged inside the U-shaped structure.

6. The quick-change power battery for the new energy automobile according to claim 5, characterized in that: the heat exchanger (6) is in contact heat exchange with the battery pack (2) through an internal heat pipe.