CN218274822U - Explosion-proof lithium battery - Google Patents
Explosion-proof lithium battery Download PDFInfo
- Publication number
- CN218274822U CN218274822U CN202220221042.8U CN202220221042U CN218274822U CN 218274822 U CN218274822 U CN 218274822U CN 202220221042 U CN202220221042 U CN 202220221042U CN 218274822 U CN218274822 U CN 218274822U
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- explosion
- metal tube
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- proof metal
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Abstract
The utility model relates to an explosion-proof lithium cell belongs to the technical field of lithium cell. Including explosion-proof metal tube, the airtight setting in explosion-proof metal tube both ends, be provided with group battery, first waterproof wire and the waterproof wire of second in the explosion-proof metal tube, the group battery both ends all not with the contact of explosion-proof metal tube inner wall, it has epoxy to fill between group battery and the explosion-proof metal tube inner wall, first waterproof wire one end is connected with the group battery positive terminal, and epoxy and explosion-proof metal tube top are worn out to the other end, waterproof wire one end of second is connected with group battery negative pole end, the waterproof wire one end of second is connected with group battery negative pole end, and explosion-proof metal tube bottom is worn out to the other end. The utility model provides a group battery that prior art's lithium cell exists soak can't guarantee the safety in utilization scheduling problem when coolant liquid or aquatic.
Description
Technical Field
The utility model relates to an explosion-proof lithium cell belongs to the technical field of lithium cell.
Background
Ternary lithium cell and lithium iron phosphate battery are widely used in electric automobile, for the different operating mode demands that adapt to electric automobile, the battery producer except increasing battery management system still can increase various equipment of cooling down to the battery when assembling the battery package, soaks the group battery and is the conventional setting of cooling down to the group battery in the coolant liquid, but soaks the group battery at coolant liquid or the easy electric leakage of aquatic group battery to take place danger, can't guarantee safe handling.
The lithium cell of prior art has the unable safe handling scheduling problem of guaranteeing when the group battery soaks in the coolant liquid, consequently, the utility model provides an explosion-proof lithium cell is used for solving above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
Can't guarantee shortcoming such as safe handling when the group battery infiltration that exists in order to overcome current lithium cell exists in the coolant liquid, the utility model discloses an explosion-proof lithium cell, the utility model has the advantages of explosion-proof, waterproof, cooling speed are fast.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an explosion-proof lithium battery, includes explosion-proof metal tube, the airtight setting in explosion-proof metal tube both ends, be provided with group battery, first waterproof wire and the waterproof wire of second in the explosion-proof metal tube, the group battery both ends all not all with explosion-proof metal tube inner wall contact, it has epoxy to fill between group battery and the explosion-proof metal tube inner wall, first waterproof wire one end is connected with the group battery positive terminal, and epoxy and explosion-proof metal tube top are worn out to the other end, the waterproof wire one end of second is connected with group battery negative pole end, and explosion-proof metal tube bottom is worn out to the other end.
The battery pack comprises a plurality of battery bodies, the battery bodies are arranged along the length direction of the explosion-proof metal pipe, the adjacent battery bodies are electrically connected, epoxy resin is filled between each battery body and the explosion-proof metal pipe and between the adjacent battery bodies, one end of the first waterproof wire is connected with the positive end of the battery body at the topmost end, and one end of the second waterproof wire is connected with the negative end of the battery body at the bottommost end.
The two ends of the battery pack are provided with insulating sheets, and the insulating sheets are arranged in epoxy resin.
Compared with the prior art, the utility model discloses there are following characteristics and beneficial effect: the utility model discloses through the setting of explosion-proof metal pipe and epoxy, the explosion-proof metal pipe can soak in the cooling water, and the cooling rate is fast when making the charge of group battery, and epoxy can play the isolation effect to avoid group battery and cooling water contact, thereby protect the group battery;
the utility model discloses a setting of insulating piece has increased the insulating nature of group battery.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Wherein the reference numerals are: 10. an explosion-proof metal tube; 11. an end cap; 111. a hexagonal hole; 20. a battery pack; 21. a battery body; 22. an epoxy resin; 23. a first waterproof wire; 24. a second waterproof wire; 25. an insulating sheet.
Detailed Description
The technical solution 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.
As shown in fig. 1, the explosion-proof lithium battery of this embodiment, including explosion-proof metal tube 10, two ends of explosion-proof metal tube 10 are sealed, be provided with battery pack 20 in explosion-proof metal tube 10, first waterproof wire 23 and second waterproof wire 24, both ends of battery pack 20 do not all contact with the inner wall of explosion-proof metal tube 10, it has epoxy resin 22 to fill between battery pack 20 and the explosion-proof metal tube 10 inner wall, epoxy resin 22 wraps up battery pack 20 completely, first waterproof wire 23 one end is connected with the positive terminal of battery pack 20, the other end wears out epoxy resin 22 and explosion-proof metal tube 10 top, second waterproof wire 24 one end is connected with the negative terminal of battery pack 20, the other end wears out the bottom of explosion-proof metal tube 10, first waterproof wire 23 and second waterproof wire 24 wear out to locate to seal through waterproof glue, first waterproof wire 23 and second waterproof wire 24 wear out end are used for being connected with battery management system.
Further, the battery pack 20 includes a plurality of battery bodies 21, the battery bodies 21 are disposed along the length direction of the explosion-proof metal tube 10, the adjacent battery bodies 21 are electrically connected, epoxy resin 22 is filled between the battery bodies 21 and the explosion-proof metal tube 10 and between the adjacent battery bodies 21, one end of the first waterproof wire 23 is connected with the positive end of the topmost battery body 21, and one end of the second waterproof wire 24 is connected with the negative end of the bottommost battery body 21.
Further, both ends of the battery pack 20 are provided with insulation sheets 25, the insulation sheets 25 are arranged in the epoxy resin 22, and the insulation sheets 25 increase the insulation effect of the battery pack 20.
Further, explosion-proof tubular metal resonator 10 includes body and end cover, the airtight setting in body top, end cover threaded connection is in explosion-proof tubular metal resonator 10 bottom, it has the hexagonal hole (not shown in the figure) that is used for being connected with the hexagonal spanner to open on the end cover, and through the setting of explosion-proof tubular metal resonator and end cover, explosion-proof tubular metal resonator can play the blast proof effect, and the threaded connection of end cover and explosion-proof tubular metal resonator and the setting of hexagonal hole on the end cover have increased the utility model discloses a detachability.
In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; the term "connected" may refer to a direct connection, an indirect connection through an intermediate, a connection between two elements or an interaction relationship between two elements, and unless otherwise specifically defined, the term should be understood as having a specific meaning in the present application by those skilled in the art.
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 (3)
1. An explosion-proof lithium battery, characterized in that: including explosion-proof metal tube (10), explosion-proof metal tube (10) both ends are airtight to be set up, be provided with group battery (20), first waterproof wire (23) and second waterproof wire (24) in explosion-proof metal tube (10), group battery (20) both ends all not with explosion-proof metal tube (10) inner wall contact, it has epoxy (22) to fill between group battery (20) and explosion-proof metal tube (10) inner wall, first waterproof wire (23) one end is connected with group battery (20) positive terminal, and epoxy (22) and explosion-proof metal tube (10) top are worn out to the other end, second waterproof wire (24) one end is connected with group battery (20) negative pole end, and explosion-proof metal tube (10) bottom is worn out to the other end.
2. The explosion-proof lithium battery of claim 1, wherein: the battery pack (20) comprises a plurality of battery bodies (21), wherein the battery bodies (21) are arranged along the length direction of the explosion-proof metal tube (10), the adjacent battery bodies (21) are electrically connected, epoxy resin (22) is filled between each battery body (21) and the corresponding explosion-proof metal tube (10) and between each adjacent battery body (21), one end of each first waterproof wire (23) is connected with the positive end of the battery body (21) at the topmost end, and one end of each second waterproof wire (24) is connected with the negative end of the battery body (21) at the bottommost end.
3. The explosion-proof lithium battery of claim 1, wherein: group battery (20) both ends all are provided with insulating piece (25), insulating piece (25) set up in epoxy (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220221042.8U CN218274822U (en) | 2022-01-26 | 2022-01-26 | Explosion-proof lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220221042.8U CN218274822U (en) | 2022-01-26 | 2022-01-26 | Explosion-proof lithium battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218274822U true CN218274822U (en) | 2023-01-10 |
Family
ID=84707403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220221042.8U Active CN218274822U (en) | 2022-01-26 | 2022-01-26 | Explosion-proof lithium battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218274822U (en) |
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2022
- 2022-01-26 CN CN202220221042.8U patent/CN218274822U/en active Active
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