CN-224232719-U - Battery and electric two-wheeled vehicle

CN224232719UCN 224232719 UCN224232719 UCN 224232719UCN-224232719-U

Abstract

The application discloses a battery and an electric two-wheeled vehicle, wherein a heat-conducting elastic piece is independently arranged and has elasticity, and a first abutting part and a second abutting part are bent and extended in opposite directions and can generate larger elastic deformation along the width direction of a battery core, so that even if one side of the battery core is not aligned, the two abutting parts can tightly abut against the side edge of the battery core and the inner wall of a box body, the heat conductivity is good, the heat dissipation effect of the battery is improved, the heat-conducting elastic piece can be elastically buffered, and the damage of a battery core module due to overlarge impact force can be prevented when the side wall of the box body is impacted. Meanwhile, the stress detection unit can be used for detecting the stress change of the heat conduction elastic piece, and then the ageing state of the heat conduction elastic piece is determined by the stress change, so that a rider can be timely reminded of replacing the heat conduction elastic piece when the heat conduction elastic piece is aged, and better heat dissipation performance and anti-collision performance are continuously provided.

Inventors

LIU ZHIPING
YANG JINLIN
XU SHIHAO

Assignees

湖南嘟嘟智慧科技有限公司

Dates

Publication Date: 20260512
Application Date: 20250513

Claims (10)

1. A battery, comprising: a case; the battery cell module is arranged in the box body and comprises a plurality of battery cells arranged side by side; The two radiating assemblies are arranged in the box body and are respectively positioned at two opposite sides of the cell module; each heat dissipation assembly comprises a mounting frame and a plurality of heat conduction elastic pieces, wherein the mounting frame is mounted in the box body and extends along the arrangement direction of a plurality of battery cells, the plurality of heat conduction elastic pieces are arranged on the mounting frame and are arranged along the extension direction of the mounting frame, a first abutting part and a second abutting part are respectively arranged on two sides of the heat conduction elastic pieces in the extension direction of the mounting frame, the first abutting part and the second abutting part of the same heat conduction elastic piece extend in a downward or upward bending mode along the mutually far-away direction, the plurality of first abutting parts are respectively used for abutting the side edges of the plurality of battery cells in the width direction, and the plurality of second abutting parts are used for abutting the inner side walls of the box body; the stress detection unit is arranged on the surface of any heat conduction elastic piece and is used for detecting the stress of the heat conduction elastic piece; And the control unit is electrically connected with the stress detection unit.
2. The battery of claim 1, wherein the stress detection unit comprises a stress detection tab electrically connected to the control unit.
3. The battery according to claim 2, wherein the stress detecting units are plural, and the plural stress detecting units are respectively provided on different ones of the heat conductive elastic members.
4. The battery of claim 1, further comprising a temperature sensor electrically connected to the control unit, the temperature sensor configured to detect a temperature within the housing.
5. The battery of claim 4, wherein there are a plurality of said temperature sensors, a plurality of said temperature sensors being disposed in different areas within said housing, at least one of said temperature sensors being disposed adjacent said thermally conductive elastomeric member.
6. The battery of claim 1, wherein the battery further comprises: And the air pressure detection unit is electrically connected with the control unit, is arranged in the box body and is used for detecting the air pressure in the box body.
7. The battery of claim 1, wherein the battery further comprises: And the alarm module is electrically connected with the control unit.
8. The battery according to claim 1, wherein a slot is provided on an outer side of the first abutting portion, and the slot is configured to allow insertion of a lateral side of the battery cell in a width direction.
9. The battery of claim 1, wherein the mounting bracket comprises: the two mounting seats are respectively used for connecting two opposite side walls of the box body; And the two ends of the installation rod are respectively connected with the two installation seats, and the heat conduction elastic piece is provided with a sleeve hole and is sleeved on the installation rod in a sliding manner through the sleeve hole.
10. An electric two-wheeled vehicle comprising a battery as claimed in any one of claims 1 to 9.

Description

Battery and electric two-wheeled vehicle Technical Field The application relates to the field of two-wheelers, in particular to a battery and an electric two-wheeler. Background The battery of the electric two-wheel vehicle consists of a box body and an electric core module, wherein the electric core module is arranged in the box body, and the electric core module comprises a plurality of electric cores which are arranged side by side. In the prior art, in order to enhance heat dissipation, two sides of a battery cell are often attached to the side wall of a box body, or a heat conducting plate is additionally arranged to assist heat dissipation. However, in actual use, the battery cells are difficult to be aligned completely due to errors in manufacturing and installation, so that part of the battery cells are in poor contact with the side wall of the box body or the heat conducting plate, and the heat dissipation efficiency is greatly reduced. In addition, when the side wall of the box body is impacted, the impact force is easy to directly act on the cell module, so that the cell module is at risk of damage. Disclosure of utility model The application aims to provide a battery and an electric two-wheeled vehicle, which can improve the heat dissipation effect of a battery core. An embodiment of the first aspect of the present application provides a battery, including: a case; the battery cell module is arranged in the box body and comprises a plurality of battery cells arranged side by side; The two radiating assemblies are arranged in the box body and are respectively positioned at two opposite sides of the cell module; each heat dissipation assembly comprises a mounting frame and a plurality of heat conduction elastic pieces, wherein the mounting frame is mounted in the box body and extends along the arrangement direction of a plurality of battery cells, the plurality of heat conduction elastic pieces are arranged on the mounting frame and are arranged along the extension direction of the mounting frame, a first abutting part and a second abutting part are respectively arranged on two sides of the heat conduction elastic pieces in the extension direction of the mounting frame, the first abutting part and the second abutting part of the same heat conduction elastic piece extend in a downward or upward bending mode along the mutually far-away direction, the plurality of first abutting parts are respectively used for abutting the side edges of the plurality of battery cells in the width direction, and the plurality of second abutting parts are used for abutting the inner side walls of the box body; the stress detection unit is arranged on the surface of any heat conduction elastic piece and is used for detecting the stress of the heat conduction elastic piece; And the control unit is electrically connected with the stress detection unit. An embodiment of a second aspect of the present application provides an electric two-wheeled vehicle including the battery of the embodiment of the first aspect. According to the battery and the electric two-wheeled vehicle, the heat-conducting elastic piece is independently arranged and elastic, the first abutting part and the second abutting part are bent and extended in opposite directions, and can generate larger elastic deformation along the width direction of the battery core, so that even if one side of the battery core is not aligned, the two abutting parts can still tightly abut against the side edge of the battery core and the inner wall of the box body, the heat conductivity is good, the heat dissipation effect of the battery is improved, the heat-conducting elastic piece can be elastically buffered, and the damage of the battery core module due to overlarge impact force can be prevented when the side wall of the box body is impacted. Meanwhile, the stress detection unit can be used for detecting the stress change of the heat conduction elastic piece, and then the ageing state of the heat conduction elastic piece is determined by the stress change, so that a rider can be timely reminded of replacing the heat conduction elastic piece when the heat conduction elastic piece is aged, and better heat dissipation performance and anti-collision performance are continuously provided. Additional features and advantages of the application will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the application. Drawings The foregoing and/or additional aspects and advantages of the application will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which: FIG. 1 is an electrical system diagram of a battery according to an embodiment of the present application; fig. 2 is an exploded view of a battery according to an embodiment of the present utility model; FIG. 3 is a schematic diagram of a heat dissipati