CN219811593U

CN219811593U - Car running grade power battery pack

Info

Publication number: CN219811593U
Application number: CN202223576389.3U
Authority: CN
Inventors: 刘峰; 毕闯; 陈保国; 张京京
Original assignee: Tianjin EV Energies Co Ltd
Current assignee: Tianjin EV Energies Co Ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-10-10
Anticipated expiration: 2032-12-30

Abstract

The utility model provides a car running grade power battery pack, which comprises the following components: the integrated liquid cooling box body is used as a carrier of the short module and the upper cover; the plurality of short modules are arranged inside the integrated liquid cooling box body; and the upper cover is arranged on the top of the integrated liquid cooling box body and the top of the short module. The utility model has the beneficial effects that: the power battery suitable for the car running type is formed by combining the integrated liquid cooling box body, the metal plate upper cover and the plurality of short modules; the height dimension of the system power battery system is 123mm, the arrangement of the short modules is optimized, the short modules can be directly integrated with the battery pack, the structural strength of the support bottom can be ensured, and the ground clearance of the whole vehicle can be ensured; through increasing two-layer space, increase sedan-chair sports car's continuation of journey mileage.

Description

Car running grade power battery pack

Technical Field

The utility model belongs to the field of power batteries, and particularly relates to a car running grade power battery pack.

Background

Along with the continuous development of new energy automobiles, power batteries enter the field of vision of the masses more and more, and battery modules in battery packs of the household new energy automobiles are generally distributed in a tiled mode and are arranged below a chassis of the new energy automobiles, so that the mode occupies a larger area below the chassis; the prior technical proposal is that the height of the battery system is 145mm, and a layer of arrangement module is generally adopted to ensure the space of the rear passengers; if the device is assembled to the car, the car is lower in height, so that the ground clearance of the whole car is reduced; the space availability at the tail of the seat is low, so that the endurance mileage can be reduced.

Disclosure of Invention

In view of the above, the utility model aims to provide a car running grade power battery pack so as to solve the problems of low ground clearance and less endurance mileage of the whole car.

In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:

a car running grade power battery pack comprising:

the integrated liquid cooling box body is used as a carrier of the short module and the upper cover;

the plurality of short modules are arranged inside the integrated liquid cooling box body and are used for providing power;

and the upper cover is arranged on the top of the integrated liquid cooling box body and the top of the short module.

Further, four short modules are installed at the front portion of the integrated liquid cooling box body, the four short modules are transversely arranged, five short modules are installed at the middle portion of the integrated liquid cooling box body, the five short modules are transversely arranged, two short modules are installed at the rear portion of the integrated liquid cooling box body, and the two short modules are longitudinally arranged.

Further, one side of the front part of the integrated type liquid cooling tank body is used for installing BMS related components, and the other side of the front part of the integrated type liquid cooling tank body is used for installing BDU related components.

Further, the integrated liquid cooling box includes box body, water inlet, inlet tube, delivery port, outlet pipe, low pressure connector and high pressure connector, water inlet one end install to box body one side, the water inlet other end passes the box body intercommunication extremely inlet tube one end, the inlet tube other end install to box body bottom inner wall, delivery port one end install to box body one side, the delivery port other end passes the box body intercommunication extremely outlet pipe one end, the outlet pipe other end install to box body bottom inner wall, low pressure connector with high pressure connector all installs to box body one side, low pressure connector with high pressure connector is used for transmitting electric current and signal.

Further, the distance between the bottom of the integrated liquid cooling box body and the top of the upper cover is 123mm.

Compared with the prior art, the car running grade power battery pack has the following advantages:

the car running grade power battery pack is formed by combining an integrated liquid cooling box body, a metal plate upper cover and a plurality of short modules, and is suitable for a car running type power battery; the height dimension of the system power battery system is 123mm, the arrangement of the short modules is optimized, the short modules can be directly integrated with the battery pack, the structural strength of the support bottom can be ensured, and the ground clearance of the whole vehicle can be ensured; through increasing two-layer space, increase sedan-chair sports car's continuation of journey mileage.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of a main structure according to an embodiment of the present utility model;

FIG. 2 is a schematic view of a top cover according to an embodiment of the present utility model;

fig. 3 is a schematic top view (without top cover) of the overall structure according to the embodiment of the utility model.

Reference numerals illustrate:

1. an integrated liquid cooling box body; 11. a case body; 12. a water inlet; 13. a water inlet pipe; 14. a water outlet; 15. a water outlet pipe; 16. a low voltage connector; 17. a high voltage connector; 2. a short module; 3. and (5) an upper cover.

Detailed Description

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

The utility model will be described in detail below with reference to the drawings in connection with embodiments.

As shown in fig. 1 to 3, a car running grade power battery pack includes:

an integrated liquid cooling box body 1, wherein the integrated liquid cooling box body 1 is used as a carrier of a short module 2 and an upper cover 3;

a plurality of short modules 2, wherein a plurality of short modules 2 are installed inside the integrated liquid cooling box body 1, and the short modules 2 are used for providing power;

and an upper cover 3, wherein the upper cover 3 is arranged on the top of the integrated liquid cooling box body 1 and the top of the short module 2.

The car running grade power battery pack is characterized in that a power battery suitable for a car running vehicle type is formed by combining an integrated liquid cooling box body 1, a metal plate upper cover 3 and a plurality of short modules 2; the height dimension of the system power battery system is 123mm, the arrangement of the short modules 2 is optimized, the short modules 2 can be directly integrated with a battery pack, the structural strength of the support bottom can be ensured, and the ground clearance of the whole vehicle can be ensured; through increasing two-layer space, increase sedan-chair sports car's continuation of journey mileage.

In a preferred embodiment of the present utility model, four short modules 2 are installed at the front of the integrated liquid cooling tank 1, four short modules 2 are arranged transversely, five short modules 2 are installed at the middle of the integrated liquid cooling tank 1, five short modules 2 are arranged transversely, two short modules 2 are installed at the rear of the integrated liquid cooling tank 1, and two short modules 2 are arranged longitudinally.

In a preferred embodiment of the present utility model, one side of the front of the integrated type liquid cooling tank 1 is used for installing BMS related parts, the other side of the front of the integrated type liquid cooling tank 1 is used for installing BDU related parts, and in actual use, the space of the integrated type liquid cooling tank 1 for installing BMS related parts is adapted; the space for installing BDU related parts of the integrated liquid-cooled box body 1 can be arranged in an adaptive manner; the rest space of the integrated liquid cooling box body 1 can be adaptively arranged according to the functional requirements of the whole vehicle.

In a preferred embodiment of the present utility model, the integrated liquid cooling tank 1 comprises a tank body 11, a water inlet 12, a water inlet pipe 13, a water outlet 14, a water outlet pipe 15, a low-pressure connector 16 and a high-pressure connector 17, wherein one end of the water inlet 12 is mounted on one side of the tank body 11, the other end of the water inlet 12 passes through the tank body 11 and is communicated with one end of the water inlet pipe 13, the other end of the water inlet pipe 13 is mounted on the inner wall of the bottom of the tank body 11, one end of the water outlet 14 is mounted on one side of the tank body 11, the other end of the water outlet 14 passes through the tank body 11 and is communicated with one end of the water outlet pipe 15, the other end of the water outlet pipe 15 is mounted on the inner wall of the bottom of the tank body 11, the low-pressure connector 16 and the high-pressure connector 17 are mounted on one side of the tank body 11, and the low-pressure connector 16 and the high-pressure connector 17 are used for transmitting current and signals.

In a preferred embodiment of the utility model, the battery system height is 123mm, i.e. the distance between the bottom of the integrated liquid cooling box 1 and the top of the upper cover 3 is 123mm.

In a preferred embodiment of the present utility model, the short module 2 adopts 590 modules, and the height of the modules can be updated according to the height requirement of the whole vehicle in actual use.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides a sedan-chair running level power battery package which characterized in that: comprising the following steps:

the integrated liquid cooling box body (1), wherein the integrated liquid cooling box body (1) is used as a carrier of the short module (2) and the upper cover (3);

a plurality of short modules (2), wherein the short modules (2) are all installed inside the integrated liquid cooling box body (1);

and the upper cover (3) is arranged on the top of the integrated liquid cooling box body (1).

2. The car running grade power battery pack of claim 1, wherein: the integrated liquid cooling box body (1) front portion is installed four short module (2), four short module (2) transverse arrangement, integrated liquid cooling box body (1) mid-mounting has five short module (2), five short module (2) transverse arrangement, integrated liquid cooling box body (1) rear portion is installed two short module (2), two short module (2) longitudinal arrangement.

3. The car running grade power battery pack of claim 1, wherein: one side of the front part of the integrated liquid-cooled box body (1) is used for installing BMS related components, and the other side of the front part of the integrated liquid-cooled box body (1) is used for installing BDU related components.

4. The car running grade power battery pack of claim 1, wherein: the integrated liquid cooling box (1) comprises a box body (11), a water inlet (12), a water inlet pipe (13), a water outlet (14), a water outlet pipe (15), a low-pressure connector (16) and a high-pressure connector (17), wherein one end of the water inlet (12) is installed to one side of the box body (11), the other end of the water inlet (12) penetrates through the box body (11) to be communicated with one end of the water inlet pipe (13), the other end of the water inlet pipe (13) is installed to the inner wall at the bottom of the box body (11), one end of the water outlet (14) is installed to one side of the box body (11), the other end of the water outlet (14) penetrates through the box body (11) to be communicated with one end of the water outlet pipe (15), the other end of the water outlet pipe (15) is installed to the inner wall at the bottom of the box body (11), the low-pressure connector (16) and the high-pressure connector (17) are installed to one side of the box body (11), and the low-pressure connector (16) and the high-pressure connector (17) are used for transmitting current and signals.

5. The car running grade power battery pack of claim 1, wherein: the distance between the bottom of the integrated liquid cooling box body (1) and the top of the upper cover (3) is 123mm.