CN210489678U

CN210489678U - High-temperature-resistant structure of lithium battery box

Info

Publication number: CN210489678U
Application number: CN201921691227.XU
Authority: CN
Inventors: 吴月辉; 杨留龙
Original assignee: Jiangsu Jiefeng Energy Technology Co Ltd
Current assignee: Jiangsu Jiefeng Energy Technology Co Ltd
Priority date: 2019-10-11
Filing date: 2019-10-11
Publication date: 2020-05-08
Anticipated expiration: 2029-10-11

Abstract

The utility model discloses a lithium battery case high temperature resistant structure, the mounting box comprises a mounting box body, the top of mounting box articulates there is the closing cap, be provided with heat radiation structure on the mounting box, heat radiation structure includes micro-fan, ventilation pipe, inlet port and first louvre, micro-fan fixed connection is on the lateral wall of mounting box, the front of mounting box is seted up flutedly, ventilation pipe fixed mounting is in the inside of recess, ventilation pipe and micro-fan fixed connection, the recess equipartition has the intercommunication inside ventilation pipe and mounting box the inlet port, first louvre is provided with a plurality ofly, and is a plurality of even the setting up in the inside bottom of mounting box of first louvre, the utility model discloses a set up heat radiation structure, can dispel the heat to the lithium cell and cool down the processing.

Description

High-temperature-resistant structure of lithium battery box

Technical Field

The utility model relates to a battery case technical field specifically is a lithium cell battery case high temperature resistant structure.

Background

The lithium battery is a battery using a non-aqueous electrolyte solution, has a small volume, is widely applied to portable electronic devices such as mobile phones and notebook computers of people, and is installed in the battery box to be used in the electronic devices. Lithium cell battery case among the prior art is high temperature resistance poor, and battery case inner space is little, and battery case casing is direct to offset with the lithium cell, is unfavorable for the heat dissipation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lithium battery case high temperature resistant structure that heat dispersion is good.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a lithium battery case high temperature resistant structure, includes the mounting box, the top of mounting box articulates there is the closing cap, be provided with heat radiation structure on the mounting box, heat radiation structure includes micro-fan, ventilation pipe, inlet port and first louvre, micro-fan fixed connection is on the lateral wall of mounting box, the front of mounting box is seted up flutedly, ventilation pipe fixed mounting is in the inside of recess, ventilation pipe and micro-fan fixed connection, the recess equipartition has the intercommunication ventilation pipe and mounting box are inside the inlet port, first louvre is provided with a plurality ofly, and is a plurality of even the bottom of seting up in the mounting box of first louvre.

Furthermore, a plurality of second heat dissipation holes which are uniformly distributed are formed in the upper surface of the sealing cover.

Further, the inside bottom of mounting box has the mount pad through screw thread connection, the mounting groove has been seted up to the upper surface of mount pad, the inside top of closing cap is located the top fixedly connected with clamping structure of mount pad, the closing cap lid closes when on the mounting box, clamping structure compresses tightly the lithium cell and fixes in the mounting groove.

Further, clamping structure includes splint, slide bar, slide cartridge and spring, the bottom and the splint fixed connection of slide bar, the top sliding connection of slide bar is in the inside of slide cartridge, the top and the closing cap fixed connection of slide cartridge, spring fixed connection is on the inside top of slide cartridge, the bottom and the slide bar fixed connection of spring.

Furthermore, the bottom of the clamping plate and the upper surface of the mounting groove are fixedly connected with heat insulation plates.

Furthermore, two limiting grooves which are symmetrically arranged are formed in the outer side wall of the sliding barrel, a sliding block is connected to the inner portions of the limiting grooves in a sliding mode, and the sliding block is fixedly connected with the sliding rod.

Further, two ventilation holes are formed in the upper surface of the mounting seat, and the ventilation holes are located between the mounting grooves.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this use novel a lithium battery case high temperature resistant structure simple structure, the cost is low, through setting up mount pad and clamping structure, can the lithium cell of the different models of centre gripping, puts into the lithium cell bottom in addition behind the mounting groove, merges the closing cap, can set up the lithium cell in the inside of battery case, makes lithium cell and battery case casing not direct contact, prevents that the battery case from directly bearing the high temperature and appearing damaging, is favorable to the lithium cell heat dissipation.

2. Through setting up heat radiation structure, during the use, after starting micro fan, make the ventilation pipe ventilate, make the air current pass through inside the inlet port gets into the battery case, the air current flows in the battery case through the ventilation hole, can dispel the heat the cooling to the lithium cell and handle, and the air after the absorption heat can blow the outside to the battery case through first louvre and second louvre.

Drawings

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

fig. 2 is a schematic structural view of the mounting box of the present invention;

fig. 3 is an enlarged schematic view of a portion a of fig. 1.

In the figure: 1. mounting a box; 2. sealing the cover; 3. a mounting seat; 31. mounting grooves; 32. a vent hole; 33. a groove; 4. a clamping structure; 41. a splint; 42. a slide bar; 43. a slide cylinder; 44. a spring; 45. a limiting groove; 46. a slider; 5. a heat dissipation structure; 51. a micro fan; 52. a vent pipe; 53. an air inlet; 54. a first heat dissipation hole; 55. a second heat dissipation hole; 6. an insulating panel.

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. 1-3, the present invention provides a technical solution: the utility model provides a lithium battery case high temperature resistant structure, includes mounting box 1, mounting box 1's top articulates there is closing cap 2, there are three mount pad 3 in the bottom of mounting box 1 inside through screw thread connection, three evenly distributed's mounting groove 31 is all seted up to the upper surface of three

mount pad

3, 2 inside top fixedly connected with clamping structure 4 of closing cap, clamping structure 4 is provided with threely, three clamping structure 4 is located the top of three mounting groove 31 respectively, mounting box 1's inside is provided with heat radiation structure 5.

The clamping structure 4 comprises a clamping plate 41, a sliding rod 42, a sliding cylinder 43 and a spring 44, the bottom end of the sliding rod 42 is fixedly connected with the clamping plate 41, the top end of the sliding rod 42 is slidably connected inside the sliding cylinder 43, the top end of the sliding cylinder 43 is fixedly connected with the sealing cover 2, the spring 44 is fixedly connected with the top end inside the sliding cylinder 43, the bottom end of the spring 44 is fixedly connected with the sliding rod 42, the sealing cover 2 is combined, the bottom of the clamping plate 41 is abutted to the outer side of the lithium battery, the clamping plate 41 moves upwards, the sliding rod 42 slides upwards inside the sliding cylinder 43, the top of the sliding rod 42 pushes the spring 44 upwards, the spring 44 pushes the sliding rod 42 downwards through the elasticity of the spring 44 inside the sliding cylinder 43, and the clamping plate 41 can tightly clamp the lithium batteries of.

The equal fixedly connected with heat insulating board 6 of the bottom of splint 41 and the upper surface of mounting groove 31, the material of heat insulating board 6 specifically is a ceramic fibre material, and heat insulating board 6 is high temperature resistant and insulating, can make mount pad 3 and splint 41 high temperature lithium cell insulate against heat.

The lateral wall of slide cylinder 43 sets up in the spacing groove 45 of two symmetry settings, and the equal sliding connection in inside of spacing groove 45 has slider 46, and two slider 46 all are with slide bar 42 fixed connection, make when closing cap 2 opens, slide bar 42 can not break off in the slide cylinder 43.

The heat dissipation structure 5 comprises a micro-fan 51, a vent pipe 52, air inlets 53 and first heat dissipation holes 54, the micro-fan 51 is fixedly connected on the outer side wall of the mounting box 1, a groove 33 is formed in the front surface of the mounting box 1, the vent pipe 52 is slidably connected inside the groove 33, the vent pipe 52 is fixedly connected with the micro-fan 51, the number of the air inlets 53 is three, the vent pipe 52 is communicated with the inside of the mounting box 1 through the three air inlets 53, the number of the first heat dissipation holes 54 is multiple, the number of the first heat dissipation holes 54 are uniformly formed in the bottom end inside the mounting box 1, the upper surface of the sealing cover 2 is provided with a plurality of second heat dissipation holes 55 which are uniformly distributed, the upper surfaces of the three mounting seats 3 are provided with two air vents 32, the two air vents 32 are positioned between the two mounting grooves 31, the micro-fan 51 is, the air current flows in the lithium cell both sides through ventilation hole 32, and the air absorption most heat in the air current carries out heat dissipation cooling to the lithium cell and handles, then, blows to the battery case outside through first louvre 54 and second louvre 55.

Specifically, when the utility model is used, after the lithium battery is installed in the installation groove 31, the sealing cover 2 is combined, the bottom of the clamping plate 41 is abutted against the outer side of the lithium battery, the clamping plate 41 moves upwards, the sliding rod 42 slides upwards in the sliding barrel 43, the two limit blocks slide in the two limit grooves 45, the top of the sliding rod 42 pushes the spring 44 upwards, the spring 44 pushes the sliding rod 42 downwards in the sliding barrel 43 through the elasticity of the spring 44, the clamping plate 41 tightly clamps the lithium battery in the installation groove 31, the lithium battery is erected above the installation seat 3, the lithium battery is clamped by the clamping plate 41 together, the lithium battery is not in direct contact with the battery box shell, the battery box is prevented from being damaged due to the direct high temperature bearing, the heat dissipation of the lithium battery is facilitated, the micro-fan 51 is started, the ventilation pipe 52 is enabled, the air flow enters the battery box through the three air inlets 53, most of heat is absorbed to the air in the air current and is carried out heat dissipation cooling treatment to the lithium cell, then, blows to the battery case outside through first louvre 54 and second louvre 55.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" 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, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a lithium battery case high temperature resistant structure, includes mounting box (1), the top of mounting box (1) articulates there is closing cap (2), its characterized in that: be provided with heat radiation structure (5) on mounting box (1), heat radiation structure (5) include micro-fan (51), ventilation pipe (52), inlet port (53) and first louvre (54), micro-fan (51) fixed connection is on the lateral wall of mounting box (1), recess (33) are seted up in the front of mounting box (1), ventilation pipe (52) fixed mounting is in the inside of recess (33), ventilation pipe (52) and micro-fan (51) fixed connection, recess (33) equipartition has the intercommunication ventilation pipe (52) and mounting box (1) are inside inlet port (53), first louvre (54) are provided with a plurality ofly, and is a plurality of the even bottom of seting up in mounting box (1) of first louvre (54).

2. The high temperature resistant structure of a battery case for a lithium battery as claimed in claim 1, wherein: the upper surface of the sealing cover (2) is provided with a plurality of second heat dissipation holes (55) which are uniformly distributed.

3. A lithium battery case high temperature resistant structure according to claim 1 or 2, wherein: mounting box (1) inside bottom has mount pad (3) through screw thread connection, mounting groove (31) have been seted up to the upper surface of mount pad (3), the inside top of closing cap (2) is located the top fixedly connected with clamping structure (4) of mount pad (3), closing cap (2) lid is in when mounting box (1) is gone up, clamping structure (4) compress tightly the lithium cell and fix in mounting groove (31).

4. A lithium battery case high temperature resistant structure according to claim 3, wherein: clamping structure (4) are including splint (41), slide bar (42), slide cartridge (43) and spring (44), the bottom and splint (41) fixed connection of slide bar (42), the top sliding connection of slide bar (42) is in the inside of slide cartridge (43), the top and the closing cap (2) fixed connection of slide cartridge (43), spring (44) fixed connection is on the inside top of slide cartridge (43), the bottom and slide bar (42) fixed connection of spring (44).

5. The high temperature resistant structure of a battery case for a lithium battery as claimed in claim 4, wherein: the bottom of the clamping plate (41) and the upper surface of the mounting groove (31) are fixedly connected with a heat insulation plate (6).

6. The high temperature resistant structure of a battery case for a lithium battery as claimed in claim 4, wherein: the outer side wall of the sliding barrel (43) is provided with two limiting grooves (45) which are symmetrically arranged, the inner part of each limiting groove (45) is connected with a sliding block (46) in a sliding mode, and the sliding blocks (46) are fixedly connected with the sliding rods (42).

7. The high temperature resistant structure of a battery case for a lithium battery as claimed in claim 4, wherein: two ventilation holes (32) have been seted up to the upper surface of mount pad (3), ventilation hole (32) are located between mounting groove (31).