CN213692254U

CN213692254U - Low temperature resistant household energy storage lithium ion battery pack

Info

Publication number: CN213692254U
Application number: CN202023345436.4U
Authority: CN
Inventors: 李峥
Original assignee: Dongguan Think Tank New Energy Technology Co ltd
Current assignee: Dongguan Think Tank New Energy Technology Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-07-13
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses a low temperature resistant domestic energy storage lithium ion battery group, including main part, panel, fixed plate and universal wheel, the bottom of main part all is fixed with the universal wheel, the inner wall of main part is provided with constant temperature mechanism, constant temperature mechanism includes heat insulating board, leads temperature piece, heating wire and dispersion strip, the inner wall in the main part is fixed to the heat insulating board, one side of heat insulating board is fixed with leads the temperature piece, and leads the inside of temperature piece and all is provided with the heating wire, one side of leading the temperature piece all is fixed with the dispersion strip. The utility model discloses starting when controlling the heating wire through the control panel, making the heating wire heating lead the temperature piece, then inside conducting the heat into the group battery through leading the temperature piece, the superficial area through dispersion strip increase lead the temperature piece rises with higher speed the inside temperature of group battery, blocks scattering and disappearing of temperature through the insulating board, has realized the constant temperature function of this group battery from this, has strengthened the practicality of this group battery.

Description

Low temperature resistant household energy storage lithium ion battery pack

Technical Field

The utility model relates to an energy storage battery pack technical field specifically is a low temperature resistant domestic energy storage lithium ion battery group.

Background

Along with the fast-speed development of society, the gradual perfection of electrical apparatus technique makes people's daily life more convenient, but the use of electrical apparatus need provide sufficient stable electric power, and the establishment of this group battery provides electric power to domestic appliance, and effectual solution leads to the problem that the electrical apparatus is not convenient for to use because of having a power failure, but current domestic energy storage lithium ion battery group has a lot of problems and defects:

traditional domestic energy storage lithium ion battery group has the not good problem of low temperature resistant effect during the use, and battery charging and discharging efficiency is not good under the low temperature condition, makes the battery be not convenient for use, leads to the practicality of this group battery more weak.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a low temperature resistant domestic energy storage lithium ion battery group to provide the not good problem of the low temperature resistant effect of group battery in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a low-temperature-resistant household energy storage lithium ion battery pack comprises a main body, a battery panel, a fixing plate and universal wheels, universal wheels are fixed at the bottom end of the main body, a control panel is arranged at one side of the main body, a power connection hole is fixed at the other side of the main body, a charging hole is arranged at one side of the main body, a fixing plate is fixed in the main body, the top ends of the fixing plates are provided with battery plates, the bottom ends of the two sides of the main body are provided with supporting structures, the top ends of the two sides of the main body are both provided with a protective structure, the inner wall of the main body is provided with a constant temperature mechanism, the constant temperature mechanism comprises a heat insulation plate, a heat conduction block, an electric heating wire and dispersion strips, the heat insulation plate is fixed on the inner wall of the main body, the heat conduction block is fixed on one side of the heat insulation plate, and the inside of the heat conduction block is provided with heating wires, and one side of the heat conduction block is fixed with dispersion strips.

Preferably, the dispersing strips are arranged on one side of the heat conducting block and are distributed at equal intervals on one side of the heat conducting block.

Preferably, the protection structure comprises a rubber shell, air bags, supporting columns and air cavities, wherein the rubber shell is fixed at the top ends of the two sides of the main body, the supporting columns are fixed inside the rubber shell, the air bags are arranged at the two ends of each supporting column, and the air cavities are arranged inside the air bags.

Preferably, the rubber shells are symmetrically distributed on the vertical central line of the main body, and a welding integrated structure is formed between the rubber shells and the supporting columns.

Preferably, the supporting structure comprises a threaded rod, a base, a supporting plate and a rubber pad, the supporting plate is fixed at the bottom ends of the two sides of the main body, the threaded rod is arranged inside the supporting plate, the base is fixed at the bottom end of the threaded rod, and the rubber pad is fixed at the top end of the base.

Preferably, the inner wall of the supporting plate is provided with threads, the outer wall of the threaded rod is provided with threads, and the supporting plate is designed into a rotating structure through meshing of the threads and the threaded rod.

Compared with the prior art, the beneficial effects of the utility model are that: this low temperature resistant domestic energy storage lithium ion battery group is rational in infrastructure, has following advantage:

(1) the control panel controls the heating wire to start, so that the heating wire heats the temperature conduction block, then the heat is conducted into the battery pack through the temperature conduction block, the surface area of the temperature conduction block is increased through the dispersion strips to accelerate the temperature rise in the battery pack, and the temperature dissipation is blocked through the heat insulation plate, so that the constant temperature function of the battery pack is realized, and the practicability of the battery pack is enhanced;

(2) the threaded rod is rotated to enable the threaded rod to move downwards along the threads on the inner wall of the supporting plate, so that the base is driven to be in contact with the ground, the universal wheel is enabled to leave the ground to prevent the universal wheel from sliding, and the friction force between the base and the ground is increased through the rubber pad to prevent sliding, so that the supporting function of the battery pack is realized, and the stability of the battery pack is enhanced;

(3) through rubber casing and collision object contact and inwards sunken, with the leading-in gasbag of power transmission, the gaseous impact that makes the air cavity inside through gasbag distortion receives the compression to it prevents that the group battery is inside because of the collision impaired to cut down the impact, supports rubber casing through the support column, prevents that the air cavity is not convenient for the collision and resets, has realized the safeguard function of this group battery from this.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

FIG. 2 is a schematic side view of the present invention;

fig. 3 is an enlarged partial sectional view of the utility model at a in fig. 1;

fig. 4 is a schematic view of the front cross-sectional structure of the protection structure of the present invention.

In the figure: 1. a main body; 2. a constant temperature mechanism; 201. a thermal insulation plate; 202. a temperature conducting block; 203. an electric heating wire; 204. dispersing the strips; 3. a battery plate; 4. a protective structure; 401. a rubber housing; 402. an air bag; 403. a support pillar; 404. an air cavity; 5. a fixing plate; 6. a support structure; 601. a threaded rod; 602. a base; 603. a support plate; 604. a rubber pad; 7. a universal wheel; 8. a charging hole; 9. a control panel; 10. and (7) connecting the electric hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: a low-temperature-resistant household energy storage lithium ion battery pack comprises a main body 1, battery boards 3, a fixing board 5 and universal wheels 7, wherein the universal wheels 7 are fixed at the bottom end of the main body 1, a control board 9 is arranged at one side of the main body 1, an electric connection hole 10 is fixed at the other side of the main body 1, a charging hole 8 is arranged at one side of the main body 1, the fixing board 5 is fixed inside the main body 1, the battery boards 3 are arranged at the top end of the fixing board 5, a supporting structure 6 is arranged at the bottom end of each side of the main body 1, a protective structure 4 is arranged at the top end of each side of the main body 1, a constant temperature mechanism 2 is arranged on the inner wall of the main body 1, the constant temperature mechanism 2 comprises a heat insulation board 201, a heat conduction block 202, heating wires 203 and dispersion strips 204, the heat insulation board 201 is fixed on the inner wall of the main body 1, the heat conduction block 202 is provided with the heating, a plurality of groups of dispersing strips 204 are arranged on one side of the temperature conducting block 202, and the dispersing strips 204 are distributed on one side of the temperature conducting block 202 at equal intervals;

specifically, as shown in fig. 1 and 3, the control board 9 controls the heating wire 203 to start, so that the heating wire 203 heats the temperature conduction block 202, then the heat is conducted into the battery pack through the temperature conduction block 202, the surface area of the temperature conduction block 202 is increased through the dispersion strip 204 to accelerate the temperature rise in the battery pack, and the temperature insulation board 201 blocks the temperature loss;

the protective structure 4 comprises a rubber shell 401, an air bag 402, supporting columns 403 and air cavities 404, wherein the rubber shell 401 is fixed at the top ends of the two sides of the main body 1, the supporting columns 403 are fixed inside the rubber shell 401, the air bags 402 are arranged at the two ends of the supporting columns 403, the air cavities 404 are arranged inside the air bags 402, the rubber shell 401 is symmetrically distributed on the vertical central line of the main body 1, and a welding integrated structure is formed between the rubber shell 401 and the supporting columns 403;

specifically, as shown in fig. 1, 2 and 4, force is transmitted into the airbag 402 by the rubber housing 401 contacting with the collision object and being inwardly depressed, the gas impact force inside the air chamber 404 is compressed by the torsional deformation of the airbag 402, thereby reducing the impact force to prevent the inside of the battery pack from being damaged by collision, and the rubber housing 401 is supported by the support columns 403 to prevent the air chamber 404 from being inconveniently restored by collision;

the supporting structure 6 comprises a threaded rod 601, a base 602, a supporting plate 603 and a rubber pad 604, the supporting plate 603 is fixed at the bottom ends of the two sides of the main body 1, the threaded rod 601 is arranged inside the supporting plate 603, the base 602 is fixed at the bottom end of the threaded rod 601, the rubber pad 604 is fixed at the top end of the base 602, threads are formed on the inner wall of the supporting plate 603, threads are formed on the outer wall of the threaded rod 601, and the supporting plate 603 and the threaded rod 601 are designed to be a rotating structure through meshing of the threads;

specifically, as shown in fig. 1 and 2, the threaded rod 601 moves downward along the threads of the inner wall of the supporting plate 603 by rotating the threaded rod 601, thereby bringing the base 602 into contact with the ground, moving the universal wheel 7 away from the ground to prevent the universal wheel 7 from sliding, and increasing the friction between the base 602 and the ground by the rubber pad 604 to prevent sliding.

The working principle is as follows: when the battery pack is used, the battery pack is externally connected with a power supply, firstly, the battery pack is moved to a working area, the universal wheel 7 is driven to slide along the ground by pushing the battery pack, when the battery pack is moved to the working area, the threaded rod 601 is driven to move downwards along the threads on the inner wall of the supporting plate 603 by rotating the threaded rod 601, so that the base 602 is driven to be in contact with the ground, the universal wheel 7 is separated from the ground to prevent the universal wheel 7 from sliding, the friction force between the base 602 and the ground is increased by the rubber pad 604 to prevent sliding, and the battery pack is supported;

secondly, the battery panel 3 is charged by connecting a charging hole 8 with a power grid, when the power grid cannot be connected with the outside, power is supplied to an electric appliance through a power connection hole 10, when the working efficiency of the battery panel 3 becomes low due to low temperature of the battery pack, the control panel 9 controls the heating wire 203 to be started, so that the heating wire 203 heats the temperature conduction block 202, then heat is conducted into the battery pack through the temperature conduction block 202, the surface area of the temperature conduction block 202 is increased through the dispersion strip 204 to accelerate the rise of the internal temperature of the battery pack, and the temperature insulation plate 201 prevents the dissipation of the temperature, so that the constant temperature function of the battery pack is completed;

finally, when the group battery received the collision, through rubber casing 401 with collide the object contact and inwards cave in, conduct the power into gasbag 402, make the inside gaseous impact of air cavity 404 receive the compression through gasbag 402 distortion to it prevents that the group battery is inside because of the collision impaired to cut down the impact, supports rubber casing 401 through support column 403, prevents that air cavity 404 is not convenient for the collision and resets, accomplishes the protection to the group battery, finally accomplishes this low temperature resistant domestic energy storage lithium ion battery's work.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a low temperature resistant domestic energy storage lithium ion battery group, includes main part (1), panel (3), fixed plate (5) and universal wheel (7), its characterized in that: the universal wheels (7) are fixed at the bottom end of the main body (1), the control plate (9) is arranged at one side of the main body (1), the electricity connection holes (10) are fixed at the other side of the main body (1), the charging holes (8) are arranged at one side of the main body (1), the fixing plate (5) is fixed inside the main body (1), the battery plate (3) is arranged at the top end of the fixing plate (5), the supporting structures (6) are arranged at the bottom ends of the two sides of the main body (1), the protecting structures (4) are arranged at the top ends of the two sides of the main body (1), the constant temperature mechanism (2) is arranged on the inner wall of the main body (1), the constant temperature mechanism (2) comprises a heat insulation plate (201), a heat conduction block (202), an electric heating wire (203) and dispersion strips (204), the heat insulation plate (201) is fixed on the inner wall of the main body (1), the heat conduction block (202, and the interior of the temperature conduction block (202) is provided with heating wires (203), and one side of the temperature conduction block (202) is fixed with dispersion strips (204).

2. The low temperature resistant household energy storage lithium ion battery pack of claim 1, wherein: the dispersing strips (204) are arranged on one side of the temperature guide block (202) in a plurality of groups, and the dispersing strips (204) are distributed on one side of the temperature guide block (202) at equal intervals.

3. The low temperature resistant household energy storage lithium ion battery pack of claim 1, wherein: the protective structure (4) comprises a rubber shell (401), air bags (402), supporting columns (403) and air cavities (404), wherein the rubber shell (401) is fixed at the top ends of the two sides of the main body (1), the supporting columns (403) are fixed inside the rubber shell (401), the air bags (402) are arranged at the two ends of each supporting column (403), and the air cavities (404) are arranged inside the air bags (402).

4. The low temperature resistant household energy storage lithium ion battery pack of claim 3, wherein: the rubber shell (401) is symmetrically distributed on the vertical center line of the main body (1), and a welding integrated structure is formed between the rubber shell (401) and the supporting column (403).

5. The low temperature resistant household energy storage lithium ion battery pack of claim 1, wherein: the supporting structure (6) comprises a threaded rod (601), a base (602), a supporting plate (603) and a rubber pad (604), the supporting plate (603) is fixed at the bottom ends of the two sides of the main body (1), the threaded rod (601) is arranged inside the supporting plate (603), the base (602) is fixed at the bottom end of the threaded rod (601), and the rubber pad (604) is fixed at the top end of the base (602).

6. The low temperature resistant household energy storage lithium ion battery pack of claim 5, wherein: the inner wall of the supporting plate (603) is provided with threads, the outer wall of the threaded rod (601) is provided with threads, and the supporting plate (603) is designed into a rotating structure through the meshing of the threads and the threaded rod (601).