CN211480103U

CN211480103U - Shockproof lithium battery with liquid cooling heat dissipation function

Info

Publication number: CN211480103U
Application number: CN201921750092.XU
Authority: CN
Inventors: 马开营; 陈署; 梅金富; 甘小稳
Original assignee: Dongguan Xindian Energy Co ltd
Current assignee: Dongguan Xindian Energy Co ltd
Priority date: 2019-10-18
Filing date: 2019-10-18
Publication date: 2020-09-11
Anticipated expiration: 2029-10-18

Abstract

The utility model discloses a shockproof lithium battery with liquid cooling heat dissipation, which comprises a shell, a lithium battery and a liquid cooling device; the shell is provided with an accommodating cavity with an opening at the upper end, and the lithium battery and the liquid cooling device are arranged in the accommodating cavity; the lithium battery is provided with two or more than two lithium batteries which are arranged in the accommodating cavity at a left-right interval; the liquid cooling device is provided with a transfusion device and a transfusion tube, the transfusion device is provided with a storage part, the transfusion tube is spirally arranged on the periphery of the lithium battery, one end of the transfusion tube is connected with the storage part, and the other end of the transfusion tube is connected with the transfusion device; the buffer part is arranged on the periphery of the lithium battery at intervals, and the outer end of the buffer part is contacted with the inner wall of the accommodating cavity; so, through the design of liquid cooling device for the coolant liquid of storage portion passes the transfer line and flows into storage portion through conveyor's drive, and especially, the transfer line is spiral setting, and the radiating effect is good, and simultaneously, the setting of buffer has reduced the influence that the lithium cell caused when receiving vibrations, long service life, and application scope is wide.

Description

Shockproof lithium battery with liquid cooling heat dissipation function

Technical Field

The utility model belongs to the technical field of the lithium cell technique and specifically relates to indicate a radiating type lithium cell that takes precautions against earthquakes of liquid cooling.

Background

At present, a lithium battery is a battery which takes lithium metal or lithium alloy as a negative electrode material and uses a non-aqueous electrolyte solution, has the advantages of high energy ratio, long cycle life, no pollution to the environment and the like, gradually replaces a lead-acid battery, and is suitable for the preferred power supply energy of products such as mobile charging, electric bicycles and the like; the current lithium cell structural design is complicated for the heat that the lithium cell produced when using can not effectually give off, leads to thermal accumulation and to the influence that the lithium cell is not good as usual, and then leads to the stability in use of lithium cell not good enough, and application scope is little.

Therefore, a new technical solution is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model discloses to the disappearance that prior art exists, its main objective provides a radiating shockproof type lithium cell of liquid cooling, and it passes the transfer line and flow in the storage portion through the design of liquid cooling device for the coolant liquid of storage portion passes the transfer line through conveyor's drive, and especially, the transfer line is spiral setting, and the radiating effect is good, and simultaneously, the setting of buffer has reduced the influence that the lithium cell caused when receiving vibrations, long service life, and application scope is wide.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a liquid cooling heat dissipation shockproof lithium battery comprises a shell, a lithium battery and a liquid cooling device, wherein the lithium battery and the liquid cooling device are arranged in the shell; wherein:

the shell is provided with an accommodating cavity with an opening at the upper end, and the lithium battery and the liquid cooling device are arranged in the accommodating cavity; the lithium battery is provided with two or more than two lithium batteries which are arranged in the accommodating cavity at a left-right interval; the liquid cooling device is provided with a liquid infusion device and an infusion tube, the liquid infusion device is provided with a storage part for storing cooling liquid, the infusion tube is spirally arranged on the periphery of the lithium battery, one end of the infusion tube is connected with the storage part, and the other end of the infusion tube is connected with the liquid infusion device;

the lithium battery is characterized by further comprising a buffering part, wherein the buffering part is arranged on the periphery of the lithium battery in a spacing mode, and the outer end of the buffering part is in contact with the inner wall of the accommodating cavity.

As a preferred scheme, the holding intracavity has the baffle, the baffle sets up between lithium cell and infusion set between the two, infusion set is located the right side of baffle, the lithium cell is located the left side of baffle, set up two holes of stepping down that interval formula was arranged from top to bottom on the baffle, the both ends of transfer line are passed corresponding hole of stepping down and are connected respectively in storage portion, infusion set.

As a preferred scheme, the inner wall of the containing cavity on the left side of the partition plate is provided with a limiting groove, the limiting groove is spirally arranged along the extension direction of the infusion tube, and the infusion tube is contacted with the periphery of the lithium battery and is limited in the limiting groove.

As a preferred scheme, the lithium cell is provided with two, be provided with the locating part between two lithium cells, the locating part has horizontal plate portion and riser portion, riser portion sets up in the lower extreme middle part of horizontal plate portion, two lithium cells set up respectively in the left and right sides of riser portion, horizontal plate portion positioning connection is in the upper end in holding chamber.

Preferably, the buffer portion has a first buffer layer and a second buffer layer, the first buffer layer and the second buffer layer are connected by a connection layer, and the first buffer layer is in contact with the lithium battery.

Compared with the prior art, the utility model has obvious advantages and beneficial effects, concretely speaking, according to the technical scheme, the cooling liquid of the storage part is driven by the conveying device to pass through the liquid conveying pipe and flow into the storage part through the design of the liquid cooling device, the circulation is carried out, the structure design is simple, the structure is ingenious and reasonable, especially, the liquid conveying pipe is spirally arranged, the heat dissipation effect is good, meanwhile, the arrangement of the buffer part reduces the influence of the lithium battery when the lithium battery is vibrated, the service life is long, the practicability is strong, and the application range is wide; and the arrangement of the limiting groove is beneficial to positioning the infusion tube in the accommodating cavity, the assembly is convenient, and the positioning is accurate.

To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

Drawings

FIG. 1 is a cross-sectional view of an embodiment of the present invention;

FIG. 2 is a first partially enlarged schematic view of the structure shown in FIG. 1;

fig. 3 is a second enlarged partial schematic view of the structure shown in fig. 1.

The attached drawings indicate the following:

10. housing 11 and accommodating chamber

111. Stopper 112 and horizontal plate

113. Vertical plate part 114 and limiting groove

115. Separator 12 and lithium battery

13. Liquid cooling device 131 and infusion device

132. Storage unit 133 and infusion tube

14. Buffer 141 and first buffer layer

142. Second buffer layer 143, connecting layer.

Detailed Description

Fig. 1 to fig. 3 show specific structures of embodiments of the present invention.

A liquid cooling heat dissipation shockproof lithium battery comprises a shell 10, a lithium battery 12 and a liquid cooling device 13, wherein the lithium battery 12 and the liquid cooling device are arranged in the shell 10; wherein:

the shell 10 is provided with an accommodating cavity 11 with an opening at the upper end, and the lithium battery 12 and the liquid cooling device 13 are both arranged in the accommodating cavity 11; the lithium batteries 12 are provided with two or more than two lithium batteries and are arranged in the accommodating cavity 11 at a left-right interval; the liquid cooling device 13 is provided with a liquid infusion device 131 and an infusion tube 133, the liquid infusion device 131 is provided with a storage part 132 for storing cooling liquid, the infusion tube 133 is spirally arranged on the periphery of the lithium battery 12, one end of the infusion tube 133 is connected with the storage part 132, and the other end of the infusion tube 133 is connected with the liquid infusion device 131;

the lithium battery pack also comprises buffer parts 14, wherein the buffer parts 14 are arranged at the periphery of the lithium battery 12 in a spacing mode, and the outer ends of the buffer parts 14 are contacted with the inner wall of the accommodating cavity 11; meanwhile, the buffer part keeps a distance between the lithium battery and the inner wall of the accommodating cavity, and heat produced by the lithium battery can be dissipated in the accommodating cavity, so that the dissipated heat can contact the periphery of the infusion tube to dissipate heat; so, through the design of liquid cooling device for the coolant liquid of storage portion passes the transfer line and flows into storage portion through conveyor's drive, and especially, the transfer line is spiral setting, and the radiating effect is good, and simultaneously, the setting of buffer has reduced the influence that the lithium cell caused when receiving vibrations, long service life, and application scope is wide.

In this embodiment, the accommodating cavity 11 has a partition 115 therein, the partition 115 is disposed between the lithium battery 12 and the infusion device 131, the infusion device 131 is located on the right side of the partition 115, the lithium battery 12 is located on the left side of the partition 115, two abdicating holes arranged in an up-and-down interval manner are formed in the partition 115, and two ends of the infusion tube 133 pass through the corresponding abdicating holes and are respectively connected to the storage part 132 and the infusion device 131; therefore, the mutual influence between the lithium battery 12 and the liquid cooling device 13 is avoided through the arrangement of the partition plate; preferably, a limiting groove 114 is arranged on the inner wall of the accommodating cavity positioned on the left side of the partition plate 115, the limiting groove 114 is spirally arranged along the extending direction of the infusion tube 133, and the infusion tube 133 is in contact with the periphery of the lithium battery 12 and is limited in the limiting groove 114; therefore, the positioning of the infusion tube in the accommodating cavity is facilitated, the assembly is convenient, and the positioning is accurate.

In addition, lithium cell 12 is provided with two, be provided with locating part 111 between two lithium cells 12, locating part 111 has horizontal plate portion 112 and riser 113, riser 113 sets up in the lower extreme middle part of horizontal plate portion 112, two lithium cells 12 set up respectively in the side of controlling of riser 113, horizontal plate portion 112 positioning connection is in the upper end of holding chamber 11.

The buffer part 14 includes a first buffer layer 141 and a second buffer layer 142, the first buffer layer 141 and the second buffer layer 142 are connected by a connection layer 143, and the first buffer layer 141 contacts the lithium battery 12; thus, the first buffer layer 141 and the second buffer layer 142 are disposed to further reduce the influence of the lithium battery when the lithium battery is vibrated, thereby preventing the battery from being damaged and being unusable.

The utility model has the advantages that the design of the liquid cooling device is mainly characterized in that the cooling liquid in the storage part is driven by the conveying device to pass through the liquid conveying pipe and flow into the storage part, the circulation is carried out, the structural design is simple, the liquid conveying pipe is ingenious and reasonable, particularly, the liquid conveying pipe is spirally arranged, the heat dissipation effect is good, meanwhile, the arrangement of the buffer part reduces the influence of the lithium battery when the lithium battery is vibrated, the service life is long, the practicability is strong, and the application range is wide; and the arrangement of the limiting groove is beneficial to positioning the infusion tube in the accommodating cavity, the assembly is convenient, and the positioning is accurate.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.

Claims

1. The utility model provides a shockproof type lithium cell of liquid cooling heat dissipation which characterized in that: comprises a shell (10), a lithium battery (12) arranged in the shell (10) and a liquid cooling device (13); wherein:

the shell (10) is provided with an accommodating cavity (11) with an opening at the upper end, and the lithium battery (12) and the liquid cooling device (13) are both arranged in the accommodating cavity (11); the lithium batteries (12) are provided with two or more than two lithium batteries and are arranged in the accommodating cavity (11) at a left-right interval; the liquid cooling device (13) is provided with a liquid infusion device (131) and an infusion tube (133), the liquid infusion device (131) is provided with a storage part (132) for storing cooling liquid, the infusion tube (133) is spirally arranged on the periphery of the lithium battery (12), one end of the infusion tube (133) is connected with the storage part (132), and the other end of the infusion tube (133) is connected with the liquid infusion device (131);

the lithium battery pack is characterized by further comprising buffer parts (14), wherein the buffer parts (14) are arranged on the periphery of the lithium battery (12) at intervals, the outer ends of the buffer parts (14) are in contact with the inner wall of the accommodating cavity (11), and the buffer parts (14) keep the lithium battery (12) and the inner wall of the accommodating cavity (11) at a distance;

have baffle (115) in holding chamber (11), baffle (115) set up between lithium cell (12) and infusion set (131) both, infusion set (131) are located the right side of baffle (115), lithium cell (12) are located the left side of baffle (115), set up the hole of stepping down that two interval formulas were arranged from top to bottom on baffle (115), the both ends of transfer line (133) are passed corresponding hole of stepping down and are connected respectively in storage portion (132), infusion set (131).

2. The liquid-cooled heat dissipating lithium battery of claim 1, further comprising: the inner wall of the containing cavity on the left side of the partition board (115) is provided with a limiting groove (114), the limiting groove (114) is spirally arranged along the extending direction of the infusion tube (133), and the infusion tube (133) is in contact with the periphery of the lithium battery (12) and is limited in the limiting groove (114).

3. The liquid-cooled heat dissipating lithium battery of claim 1, further comprising: lithium cell (12) are provided with two, be provided with between two lithium cell (12) locating part (111), locating part (111) have horizontal board portion (112) and riser portion (113), riser portion (113) set up in the lower extreme middle part of horizontal board portion (112), two lithium cell (12) set up respectively in the left and right sides of riser portion (113), horizontal board portion (112) fixed position is connected in the upper end of holding chamber (11).

4. The liquid-cooled heat dissipating lithium battery of claim 1, further comprising: the buffer part (14) comprises a first buffer layer (141) and a second buffer layer (142), the first buffer layer (141) and the second buffer layer (142) are connected through a connecting layer (143), and the first buffer layer (141) is in contact with the lithium battery (12).