CN215771282U

CN215771282U - Electric vehicle lithium battery with electric quantity display

Info

Publication number: CN215771282U
Application number: CN202122026228.6U
Authority: CN
Inventors: 万方明
Original assignee: Shenzhen Mingdian Global Technology Co ltd
Current assignee: Shenzhen Mingdian Global Technology Co ltd
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2022-02-08
Anticipated expiration: 2031-08-25

Abstract

The utility model discloses an electric vehicle lithium battery with electric quantity display, which comprises a shell, wherein an internal groove is arranged in the shell, a first telescopic rod, a first spring and a slide rail are fixedly connected to the bottom end in the shell, a slide block is arranged on one side of the slide rail, a bearing plate is arranged on one side of the slide block, a heat dissipation box is arranged at the top end of the bearing plate, a lithium battery body is arranged in the heat dissipation box, a first filter screen box drainage plate is arranged on one side of the heat dissipation box, a second filter screen and a fan are arranged on one side of the shell, a hinge is arranged at the top end of the shell, and a shell cover is arranged on one side of the hinge; this electric motor car lithium cell with electric quantity demonstration can reach thermal-insulated effectual through being provided with casing, built-in groove, heat dissipation box, first filter screen, drainage plate, second filter screen, fan, hole and third filter screen to can prevent that the dust in the air from influencing radiating purpose.

Description

Electric vehicle lithium battery with electric quantity display

Technical Field

The utility model relates to the technical field of lithium batteries, in particular to a lithium battery of an electric vehicle with electric quantity display.

Background

The lithium battery is a primary battery which takes lithium metal or lithium alloy as a negative electrode material and uses a non-aqueous electrolyte solution, is different from a rechargeable battery lithium ion battery and a lithium ion polymer battery, and has very high requirements on environment because the chemical characteristics of the lithium metal are very active, so that the lithium metal is not applied for a long time, and the miniaturization equipment is increased day by day along with the development of microelectronic technology at the end of the twentieth century, so that very high requirements are provided for power supplies, and the lithium battery enters a large-scale practical stage.

The prior art has the following defects or problems:

1. lithium batteries are heat-resistant and poor in heat insulation effect, and dangerous situations can occur if heat dissipation is not timely performed;

2. the lithium cell can produce in going and rock, can extrude the lithium cell, can lead to the lithium cell to damage in the past this long time, reduces the life of lithium cell.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a lithium battery of an electric vehicle with electric quantity display aiming at the defects of the prior art so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: electric motor car lithium cell that electric quantity shows, which comprises a housin, the inside of casing is provided with built-in groove, the inside bottom fixedly connected with first telescopic link, first spring and the slide rail of casing, one side of slide rail is provided with the slider, one side of slider is provided with the loading board, the top of loading board is provided with the heat dissipation box, the inside of heat dissipation box is provided with lithium cell body, one side of heat dissipation box is provided with first filter screen box drainage plate, one side of casing is provided with second filter screen and fan, the top of casing is provided with the hinge, one side of hinge is provided with the cap, the bottom fixedly connected with second telescopic link and the second spring of cap.

As a preferable technical scheme of the utility model, the first telescopic rod is positioned at the inner side of the first spring, and the top ends of the first telescopic rod and the first spring are fixedly connected with the bottom end of the bearing plate.

As a preferable technical scheme of the utility model, one side of the sliding block is connected with one side of the sliding rail in a sliding manner, and one side of the bearing plate is fixedly connected with one side of the sliding block.

As a preferable technical scheme of the utility model, the bottom end inside the heat dissipation box is fixedly connected with a pad foot, and the top end of the pad foot is contacted with the bottom end of the lithium battery body.

As a preferable technical scheme of the utility model, one side of the heat dissipation box is provided with a hole, and one side of the shell is provided with a third filter screen.

As a preferable technical solution of the present invention, the second telescopic rod is located inside the second spring, and bottom ends of the second telescopic rod and the second spring are in contact with a top end of the lithium battery body.

As a preferable technical scheme of the utility model, the top end of the shell cover is provided with a groove, a rotating handle is arranged in the groove, and the bottom end of the shell is fixedly connected with a supporting leg.

Compared with the prior art, the utility model provides the lithium battery of the electric vehicle with the electric quantity display, which has the following beneficial effects:

1. the lithium battery of the electric vehicle with the electric quantity display comprises a shell, a built-in groove, a heat dissipation box, a first filter screen, a drainage plate, a second filter screen, a fan, a hole and a third filter screen, wherein liquid with larger specific heat capacity such as cooling liquid can be injected into the built-in groove;

2. the lithium battery of the electric vehicle with the electric quantity display comprises a first telescopic rod, a first spring, a second telescopic rod, a second spring, a slide rail, a slide block and a bearing plate, wherein after the lithium battery body is placed into a heat dissipation box, when the shell cover is covered, the top end of the lithium battery body is pressed by the second telescopic rod and the second spring, so that the lithium battery body and the heat dissipation box are pressed downwards, the first telescopic rod and the first spring are pressed downwards by the bearing plate, the lithium battery body is clamped tightly by the reverse acting force of the second telescopic rod and the second spring as well as the first telescopic rod and the first spring, and the vibration caused by vibration can be buffered, because the first telescopic rod and the second telescopic rod are positioned at the inner sides of the first spring and the second spring, the first telescopic rod and the second telescopic rod have a supporting function in the vibration process, and the vibration reduction caused by the influence of the bending of the first spring and the second spring due to stress is avoided, this device can protect lithium cell body, and has weakened the shaking force.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a right side view of the structure of the heat dissipation case of the present invention;

FIG. 3 is a structural side view of the housing of the present invention;

FIG. 4 is a left side view of the structure of the heat dissipating box of the present invention.

FIG. 5 is a top view of the structure of the present invention;

FIG. 6 is a schematic structural view of a first telescopic rod and a first spring according to the present invention;

in the figure: 1. a housing; 2. a built-in groove; 3. a first telescopic rod; 4. a first spring; 5. a slide rail; 6. a slider; 7. a carrier plate; 8. a heat dissipation box; 9. a foot pad; 10. a lithium battery body; 11. a first filter screen; 12. a drainage plate; 13. a hole; 14. a second filter screen; 15. a fan; 16. a third filter screen; 17. a hinge; 18. a shell cover; 19. a second telescopic rod; 20. a second spring; 21. a groove; 22. rotating the handle; 23. and (7) supporting legs.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, in the present embodiment: electric motor car lithium cell that electric charge shows, including casing 1, casing 1's inside is provided with built-in groove 2, casing 1's the first telescopic link 3 of inside bottom fixedly connected with, first spring 4 and slide rail 5, one side of slide rail 5 is provided with slider 6, one side of slider 6 is provided with loading board 7, the top of loading board 7 is provided with heat dissipation box 8, heat dissipation box 8's inside is provided with lithium cell body 10, one side of heat dissipation box 8 is provided with first filter screen 11 box drainage board 12, one side of casing 1 is provided with second filter screen 14 and fan 15, casing 1's top is provided with hinge 17, one side of hinge 17 is provided with cap 18, cap 18's bottom fixedly connected with second telescopic link 19 and second spring 20.

In this embodiment, the first telescopic rod 3 is located inside the first spring 4, and the top ends of the first telescopic rod 3 and the first spring 4 are fixedly connected with the bottom end of the bearing plate 7, so as to prevent the first spring 4 from being bent under stress; one side of the sliding block 6 is connected with one side of the sliding rail 5 in a sliding manner, one side of the bearing plate 7 is fixedly connected with one side of the sliding block 6, and the sliding block 6 can move up and down on the sliding rail 5; the bottom end inside the heat dissipation box 8 is fixedly connected with a pad 9, and the top end of the pad 9 is in contact with the bottom end of the lithium battery body 10, so that the bottom end of the lithium battery body 10 is prevented from being in contact with the bottom end inside the heat dissipation box 8, and heat dissipation of the lithium battery body is prevented from being affected; a hole 13 is formed in one side of the heat dissipation box 8, a third filter screen 16 is arranged on one side of the shell 1, and heat-carrying gas escapes from the hole; the second telescopic rod 19 is positioned at the inner side of the second spring 20 to prevent the second spring 20 from being bent under stress, and the bottom ends of the second telescopic rod 19 and the second spring 20 are in contact with the top end of the lithium battery body 10 to press down the lithium battery body 10; the top of cap 18 begins recess 21, and the inside of recess 21 is provided with rotation handle 22, portable, and the bottom fixedly connected with landing leg 23 of casing 1 plays the supporting role.

The working principle and the using process of the utility model are as follows: liquid with larger specific heat capacity such as cooling liquid can be injected into the built-in groove 2, the external heating body can hardly affect the lithium battery body 10 through the liquid in the built-in groove 2 and the heat dissipation box 8, the fan 15 rotates, external gas enters the heat dissipation box 8 through the drainage plate 12 and the first filter screen 11 after being filtered from the second filter screen 14 to dissipate heat of the lithium battery body 10, the gas with heat escapes from the hole 13 and the third filter screen 16, and dust in the air can be blocked through the first filter screen 11 and the second filter screen 14, so that the heat is prevented from being accumulated in the heat dissipation box 8 to affect heat dissipation; after the lithium battery body 10 is placed into the heat dissipation box 8, when the shell cover 18 is covered, the second telescopic rod 19 and the second spring 20 can press the top end of the lithium battery body 10, the lithium battery body 10 and the heat dissipation box 8 are pressed downwards, the first telescopic rod 3 and the first spring 4 are pressed downwards through the bearing plate 7, the lithium battery body 10 is clamped tightly through the reverse acting force of the second telescopic rod 19 and the second spring 20 and the first telescopic rod 3 and the first spring 4, vibration caused by vibration can be buffered, the first telescopic rod 3 and the second telescopic rod 19 are located on the inner sides of the first spring 4 and the second spring 20, the first telescopic rod 3 and the second telescopic rod 19 have a supporting effect in the vibration process, and the first spring 4 and the second spring 20 are prevented from being influenced by stress bending and shock absorption.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Electric motor car lithium cell that shows with electric quantity, its characterized in that: comprises a shell (1), a built-in groove (2) is arranged in the shell (1), the bottom end in the shell (1) is fixedly connected with a first telescopic rod (3), a first spring (4) and a slide rail (5), a slide block (6) is arranged on one side of the slide rail (5), a bearing plate (7) is arranged on one side of the slide block (6), a heat dissipation box (8) is arranged at the top end of the bearing plate (7), a lithium battery body (10) is arranged inside the heat dissipation box (8), a first filter screen (11) and a box drainage plate (12) are arranged on one side of the heat dissipation box (8), a second filter screen (14) and a fan (15) are arranged on one side of the shell (1), the top end of the shell (1) is provided with a hinge (17), one side of the hinge (17) is provided with a shell cover (18), the bottom end of the shell cover (18) is fixedly connected with a second telescopic rod (19) and a second spring (20).

2. The lithium battery for an electric vehicle with a charge amount display according to claim 1, characterized in that: the first telescopic rod (3) is located on the inner side of the first spring (4), and the top ends of the first telescopic rod (3) and the first spring (4) are fixedly connected with the bottom end of the bearing plate (7).

3. The lithium battery for an electric vehicle with a charge amount display according to claim 1, characterized in that: one side of the sliding block (6) is in sliding connection with one side of the sliding rail (5), and one side of the bearing plate (7) is fixedly connected with one side of the sliding block (6).

4. The lithium battery for an electric vehicle with a charge amount display according to claim 1, characterized in that: the inside bottom fixedly connected with pad foot (9) of heat dissipation box (8), the top of pad foot (9) contacts with the bottom of lithium cell body (10).

5. The lithium battery for an electric vehicle with a charge amount display according to claim 1, characterized in that: one side of heat dissipation box (8) is provided with hole (13), one side of casing (1) is provided with third filter screen (16).

6. The lithium battery for an electric vehicle with a charge amount display according to claim 1, characterized in that: the second telescopic rod (19) is located on the inner side of the second spring (20), and the bottom ends of the second telescopic rod (19) and the second spring (20) are in contact with the top end of the lithium battery body (10).

7. The lithium battery for an electric vehicle with a charge amount display according to claim 1, characterized in that: the top end of the shell cover (18) is provided with a groove (21), a rotating handle (22) is arranged in the groove (21), and the bottom end of the shell (1) is fixedly connected with a supporting leg (23).