CN210429915U

CN210429915U - Safe and reliable's lithium cell places case

Info

Publication number: CN210429915U
Application number: CN201921396004.0U
Authority: CN
Inventors: 李明
Original assignee: Yangzhou Wanlide Energy Technology Co Ltd
Current assignee: Yangzhou Wanlide Energy Technology Co Ltd
Priority date: 2019-08-26
Filing date: 2019-08-26
Publication date: 2020-04-28
Anticipated expiration: 2029-08-26

Abstract

The utility model discloses a safe and reliable's lithium cell places case. Including box, case lid, the flame retardant coating is installed to box and case lid inboard, the flame retardant coating inner wall is equipped with the heat preservation, the heat preservation inner wall is equipped with the dampproof course, the inside parallel of box has inserted two fixed plate first, open at fixed plate first middle part has a plurality of slots first, insert two fixed plate second perpendicularly in the slot first, fixed plate second is opened has a plurality of slots second, slot second with slot first is corresponding, makes fixed plate first and fixed plate second form the groined type, fixed plate first and fixed plate second middle part all are provided with two damping spring first, the equal fixedly connected with damping spring second in middle part of box and case lid. The utility model can prevent the short circuit of the porous plastic film in the battery from igniting the lithium electrolyte; the influence of the ambient temperature on the working performance of the lithium battery can be reduced; can be according to the size adjustment of lithium cell, and fix the lithium cell through damping spring, make things convenient for safety more.

Description

Safe and reliable's lithium cell places case

Technical Field

The utility model belongs to lithium cell PACK field, concretely relates to safe and reliable's case is placed to lithium cell.

Background

Energy conservation, emission reduction and new energy development become common problems all over the world. Lithium batteries are batteries using non-aqueous electrolyte solution and made of lithium metal or lithium alloy as negative electrode material, lithium metal batteries were first proposed and studied in 1912, and lithium ion batteries were studied in the 70 s of the 20 th century, because the chemical characteristics of the lithium metal are very active, the processing, the storage and the use of the lithium metal have very high requirements on the environment, therefore, lithium batteries have not been applied for a long time, and with the development of science and technology, lithium batteries have become mainstream at present, and the lithium batteries can be roughly divided into two types, namely lithium metal batteries and lithium ion batteries, wherein the lithium ion batteries do not contain metallic lithium, and is rechargeable, a fifth generation product of rechargeable batteries, lithium metal batteries, was produced in 1996, the safety, specific capacity, self-discharge rate and cost performance ratio of the lithium ion battery are all superior to those of the lithium ion battery, and only a few national companies produce the lithium metal battery at present due to the high technical requirement limit of the lithium metal battery.

However, the existing lithium battery cannot be charged and can not work normally in winter when the temperature is low, and the existing lithium battery storage box has no heat preservation function, so that the storage of the lithium battery is greatly influenced. Meanwhile, electrolyte leakage also has potential safety hazards of combustion, and the environment is also affected.

Disclosure of Invention

In order to solve the problem, the utility model discloses a safe and reliable's case is placed to lithium cell.

The utility model discloses a realize through following technical scheme:

the utility model provides a safe and reliable's case is placed to lithium cell, includes box, case lid, the flame retardant coating is installed to box and case lid inboard, the flame retardant coating inner wall is equipped with the heat preservation, the heat preservation inner wall is equipped with the dampproof course, two fixed plate first have been inserted to the inside parallel of box, open at fixed plate first middle part has a plurality of slots first, two fixed plate second have been inserted perpendicularly in the slot first, fixed plate second opens has a plurality of slots second, slot second with slot first is corresponding, makes fixed plate first and fixed plate second form the groined type, fixed plate first and fixed plate second middle part all are provided with two damping spring first, the equal fixedly connected with damping spring second in middle part of box and case lid.

Preferably, the refractory layer is filled with a refractory material, and the refractory material is a metal ceramic, a high-temperature inorganic coating or a fiber-reinforced ceramic.

Preferably, the heat insulation layer is a cotton thread.

Preferably, the moisture barrier is a porous adsorption material.

Preferably, the box body and the box cover are fixed through bolts.

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

1. the utility model is provided with the fireproof layer and the dampproof layer, which can prevent the porous plastic film in the battery from short circuit to ignite the lithium electrolyte, and is safer and more reliable;

2. the utility model is provided with the heat preservation layer, which can reduce the influence of the ambient temperature on the working performance of the lithium battery;

3. the utility model discloses a fixed plate can separate into a plurality of spaces of placing with placing the case, can be according to the size adjustment of lithium cell, and fix the lithium cell through damping spring, makes things convenient for safety more.

Drawings

Fig. 1 is a plan view of a case of the present invention;

fig. 2 is a plan view of the case cover of the present invention;

fig. 3 is a schematic structural view of a fixing plate a of the present invention;

fig. 4 is a schematic structural view of a fixing plate b of the present invention;

fig. 5 is a schematic view of the usage state of the present invention.

In the figure: 1. a box body; 2. a box cover; 3. a refractory layer; 4. a heat-insulating layer; 5. a moisture barrier; 6. fixing a plate A; 7. a first slot; 8. fixing a plate B; 9. a slot B; 10. a spring A; 11. and a spring B.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings:

as shown in fig. 1 to 4 in the attached drawings of the specification, a safe and reliable lithium battery placing box comprises a box body 1 and a box cover 2, a fire-resistant layer 3 is installed on the inner sides of the box body 1 and the box cover 2, a heat-insulating layer 4 is arranged on the inner wall of the fire-resistant layer 3, a moisture-proof layer 5 is arranged on the inner wall of the heat-insulating layer 4, two fixing plates A6 are inserted into the box body 1 in parallel, a plurality of inserting grooves A7 are formed in the middle of the fixing plates A6, two fixing plates B8 are vertically inserted into the inserting grooves A7, a plurality of inserting grooves B9 are formed in the fixing plates B8, the inserting grooves B9 correspond to the inserting grooves A7, the fixing plates A6 and the fixing plates B8 form a # -shape, two damping springs A10 are arranged in the middle of the fixing plates A6 and the fixing.

The refractory layer 3 is filled with refractory materials, and the refractory materials are metal ceramics, high-temperature inorganic coatings or fiber reinforced ceramics.

The heat-insulating layer 4 is made of cotton silk threads.

The moisture-proof layer 5 is a porous adsorption material.

The box body 1 and the box cover 2 are fixed through bolts.

Example (b):

as shown in figure 5 in the attached drawings of the specification, the safe and reliable lithium battery placing box comprises a box body 1 and a box cover 2, a fire-resistant layer 3 is installed on the inner sides of the box body 1 and the box cover 2, a heat-insulating layer 4 is arranged on the inner wall of the fire-resistant layer 3, and a moisture-proof layer 5 is arranged on the inner wall of the heat-insulating layer 4. The refractory layer 3 is filled with refractory materials, and can be made of metal ceramics, high-temperature inorganic coatings, fiber reinforced ceramics and the like. The heat-insulating layer 4 is a cotton silk thread. The moisture-proof layer 5 is a porous adsorption material, and porous silica gel, resin and the like can be selected as the porous adsorption material. The utility model is provided with the fireproof layer and the dampproof layer, which can prevent the porous plastic film in the battery from short circuit to ignite the lithium electrolyte, and is safer and more reliable; and the heat-insulating layer is arranged, so that the influence of the ambient temperature on the working performance of the lithium battery can be reduced.

Two fixed plates A6 are inserted into the box body 1 in parallel, a plurality of slots A7 are opened in the middle of the fixed plate A6, two fixed plates B8 are inserted into the slots A7 perpendicularly, a plurality of slots B9 are opened in the fixed plate B8, the slots B9 correspond to the slots A7, the fixed plate A6 and the fixed plate B8 form a # -shaped structure, two damping springs A10 are arranged in the middle of the fixed plate A6 and the fixed plate B8, and damping springs B11 are fixedly connected to the middle portions of the box body 1 and the box cover 2. Different slots A7 and B9 can be selected according to the size of the lithium battery, the lithium battery is placed in the middle placing space, the box cover 2 is covered, and the box body 1 and the box cover 2 are fixed through bolts. Six faces of the lithium battery are fixed by the damping springs, and the lithium battery can be safer in the transportation process.

In summary, the present invention is only a preferred embodiment, and not intended to limit the scope of the present invention, and all equivalent changes and modifications of the shapes, structures, features and spirit described in the claims of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a safe and reliable's case is placed to lithium cell, includes box (1), case lid (2), its characterized in that: the inner sides of the box body (1) and the box cover (2) are provided with a fireproof layer (3), the inner wall of the fire-resistant layer (3) is provided with a heat-insulating layer (4), the inner wall of the heat-insulating layer (4) is provided with a moisture-proof layer (5), two fixing plate nails (6) are inserted into the box body (1) in parallel, a plurality of inserting grooves nails (7) are arranged in the middle of the fixing plate nails (6), two fixing plates B (8) are vertically inserted into the slot A (7), the fixing plates B (8) are provided with a plurality of slots B (9), the slot B (9) corresponds to the slot A (7) so that the fixing plate A (6) and the fixing plate B (8) form a # -shape, two damping springs A (10) are arranged in the middle of the fixed plate A (6) and the fixed plate B (8), and the middle parts of the box body (1) and the box cover (2) are fixedly connected with a damping spring B (11).

2. The safe and reliable lithium battery placing box according to claim 1, characterized in that: the refractory layer (3) is filled with refractory materials, and the refractory materials are metal ceramics, high-temperature inorganic coatings or fiber reinforced ceramics.

3. The safe and reliable lithium battery placing box according to claim 1, characterized in that: the heat-insulating layer (4) is a cotton silk thread.

4. The safe and reliable lithium battery placing box according to claim 1, characterized in that: the moisture-proof layer (5) is a porous adsorption material.

5. The safe and reliable lithium battery placing box according to claim 1, characterized in that: the box body (1) and the box cover (2) are fixed through bolts.