CN207425927U - Anticreep casing of lithium ion battery - Google Patents
Anticreep casing of lithium ion battery Download PDFInfo
- Publication number
- CN207425927U CN207425927U CN201820066812.XU CN201820066812U CN207425927U CN 207425927 U CN207425927 U CN 207425927U CN 201820066812 U CN201820066812 U CN 201820066812U CN 207425927 U CN207425927 U CN 207425927U
- Authority
- CN
- China
- Prior art keywords
- metal shell
- inner metal
- earthing member
- electromagnetic relay
- lithium ion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 20
- 229910052751 metal Inorganic materials 0.000 claims abstract description 62
- 239000002184 metal Substances 0.000 claims abstract description 62
- 238000009413 insulation Methods 0.000 claims description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 2
- 239000010931 gold Substances 0.000 claims description 2
- 229910052737 gold Inorganic materials 0.000 claims description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims 1
- 239000003292 glue Substances 0.000 claims 1
- 229910052710 silicon Inorganic materials 0.000 claims 1
- 239000010703 silicon Substances 0.000 claims 1
- 230000003068 static effect Effects 0.000 description 4
- 239000002253 acid Substances 0.000 description 2
- 238000013475 authorization Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Secondary Cells (AREA)
Abstract
The utility model discloses a kind of anticreep casing of lithium ion battery, including metal shell, inner metal shell, insulating layer, earthing member and warning component；Warning component includes electromagnetic relay, electric leakage indicator light and leakage alarm, the coil both ends of electromagnetic relay are connected with inner metal shell and with earthing member, and normally open contact, electric leakage indicator light and the leakage alarm of electromagnetic relay are sequentially connected in series between earthing member and inner metal shell.The utility model sets metal shell and inner metal shell, and insulating layer is set between metal shell and inner metal shell, which reduces the probability for being equipped with the inner metal shell of the components such as electrode through insulating layer electric leakage；Warning component is set between earthing member and inner metal shell simultaneously, for causing inner metal shell institute that can be exported with a small amount of charge by earthing member due to environment is when factors, and for the serious drain caused by the failures such as short circuit, it can act on electromagnetic relay and connect electric leakage indicator light with leakage alarm to remind user.
Description
Technical field
The utility model is related to technical field of new energy, more particularly, to a kind of anticreep casing of lithium ion battery.
Background technology
New-energy automobile refers to using automobile of unconventional vehicle fuel as power resources, such as pure electric automobile
Deng, and pure electric automobile is increasingly becoming the emphasis of countries in the world research as a kind of environmentally friendly vehicles；Due to pure
Electric vehicle is mainly by the electric energy of accumulators store as power source, and the lithium-ion-power cell in accumulator has work
Voltage is high, the features such as having extended cycle life, is higher than energy, and energy is closed higher than lead-acid battery by 50% or so, and cycle life is
In view of this lithium ion battery is become the weight researched and developed at this stage by four times of lead-acid battery as the power battery of electric vehicle
Point.
However, the metal-back of lithium ion battery is easily charged in fault conditions, generation circuit failure and then damage are easily led to
The circuit of bad lithium ion battery.In view of this, Authorization Notice No. is that the utility model patent of CN206727125U discloses one kind
Anticreep li battery shell, by setting the electrically charged absorption of metal-back institute of earthing member and copper rod by lithium ion battery,
Can only passively prevent from leaking electricity, and anticreep effect is limited, for because between lithium ion battery and metal-back short circuit etc. it is tight
Weight leak current fault then can not substantially prevent, and can not remind user of service that serious drain failure has occurred in the lithium ion battery.
Utility model content
The purpose of the utility model is to overcome above-mentioned technical deficiencies, propose a kind of anticreep casing of lithium ion battery, solution
The technical issues of certainly casing of lithium ion battery can not be reminded in time when serious drain failure occurs in the prior art.
To reach above-mentioned technical purpose, the technical solution of the utility model provides a kind of anticreep casing of lithium ion battery,
Including metal shell, it is built in the inner metal shell of the metal shell, is filled between the inner metal shell and metal shell
Insulating layer in gap, the earthing member being connected with metal shell and the warning component for being connected to the metal shell outer wall；It is described
Warning component includes electromagnetic relay, electric leakage indicator light and leakage alarm, coil one end of the electromagnetic relay and is connected to
The inner metal shell, the other end are connected with the earthing member, normally open contact, electric leakage indicator light and the electric leakage of the electromagnetic relay
Alarm is sequentially connected in series between earthing member and inner metal shell.
Compared with prior art, the utility model sets metal shell and inner metal shell, and in metal shell and metal
Insulating layer between shell is set, which reduces the probability for being equipped with the inner metal shell of the components such as electrode through insulating layer electric leakage；Simultaneously
Warning component is set between earthing member and inner metal shell, for causing inner metal shell institute due to environment is when factors with a small amount of charge
It can be exported by earthing member, and for the serious drain caused by the failures such as short circuit, electromagnetic relay can be made to act on and incite somebody to action
Electric leakage indicator light is connected to remind user with leakage alarm.
Description of the drawings
Fig. 1 is the attachment structure schematic diagram of the anticreep casing of lithium ion battery of the utility model.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, is further elaborated the utility model.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
As shown in Figure 1, the embodiment of the utility model provides a kind of anticreep casing of lithium ion battery, including metal outside
Shell 1, inner metal shell 2, insulating layer 3, earthing member 4, copper rod 5, insulation crust 6, warning component 7；Inner metal shell 2 is built in the gold
Belong to shell 1, and a filling gap is formed between 1 inner wall of metal shell and the outer wall of inner metal shell 2, and insulating layer 3 is filled in
It fills in gap, the present embodiment insulating layer 3 preferably using heat conductive silica gel or heat-conducting silicone grease material, can not only cause inner metal shell
Insulate between 2 and metal shell 1, convenient for conducting the heat of inner metal shell 2 to metal shell 1, be conducive to improve lithium from
Radiating efficiency during sub- battery use.
Earthing member 4 is connected with metal shell 1, and insulation crust 6 is removably connected on the outer wall of metal shell 1, copper rod 5 with
Earthing member 4 connects and is embedded in insulation crust 6, is the leakproof of the utility model patent of CN206727125U with Authorization Notice No.
Electrically essentially identical, the mode that can take away the charge of metal shell 1 is also essentially identical with above-mentioned patent document, therefore to it
Operation principle is not described in detail.It should be noted that the earthing member 4 of the present embodiment can be connected with car body, connect so as to fulfill it
Ground.
The warning component 7 includes electromagnetic relay 71, electric leakage indicator light 72 and leakage alarm 73, the electromagnetism relay
Coil 71a one end of device 71 is connected to the inner metal shell 2, the other end is connected with the earthing member 4, the electromagnetic relay 71
Normally open contact, electric leakage indicator light 72 and leakage alarm 73 be sequentially connected in series between earthing member 4 and inner metal shell 2；It is specific
During effect, when inner metal shell 2 because failure or environmental factor be that it carries a small amount of charge when, due to the coil of electromagnetic relay 71
71a both ends are connected respectively with inner metal shell 2 and earthing member 4, can be by coil 71a by above-mentioned a small amount of charge transfer to earthing member
4 and export, since it is a small amount of charge, therefore the electric current in the coil 71a of electromagnetic relay 71 is smaller, the magnetic force generated also compared with
It is small, its moving contact 71b and static contact 71c can not be adsorbed and be closed, and when short circuit occurs when serious drains failure, inner metal shell
Access, magnetic-adsorption its moving contact 71b and static contact of the coil 71a generations of electromagnetic relay 71 are formed between 2 and earthing member 4
71c is closed, and leak electricity indicator light 72 and leakage alarm 73 be series at electromagnetic relay 71 moving contact 71b and earthing member 4 it
Between, the static contact 71c of electromagnetic relay 71 is then electrically connected with inner metal shell 2, when moving contact 71b and static contact 71c is closed, leakage
Electric indicator light 72 and leakage alarm 73 turn between inner metal shell 2 and earthing member 4, and leakage current may be such that electric leakage indicator light
72 and leakage alarm 73 act on reminding user that serious drain accident has occurred, in order to which user overhauls in time.
In practical applications, in order to ensure the security used, electromagnetic relay 71 described in the present embodiment is built in described
Insulation crust 6, the electric leakage indicator light 72 and leakage alarm 73 are embedded at the side wall of the insulation crust 6.
Compared with prior art, the utility model sets metal shell 1 and inner metal shell 2, and in metal shell 1 and metal
Insulating layer 3 between inner casing 2 is set, which reduces the inner metal shell 2 for being equipped with the components such as electrode through the several of the electric leakage of insulating layer 3
Rate；Warning component 7 is set between earthing member 4 and inner metal shell 2 simultaneously, for causing inner metal shell 2 due to environment is when factors
Institute can be exported with a small amount of charge by earthing member 4, and for the serious drain caused by the failures such as short circuit, can make electromagnetism after
Electric appliance 71 acts on and connects electric leakage indicator light 72 with leakage alarm 73 to remind user.
Specific embodiment of the present utility model described above does not form the restriction to scope of protection of the utility model.
The various other corresponding changes and deformation that any technical concept according to the present utility model is made, should be included in this practicality
In new scope of the claims.
Claims (4)
1. a kind of anticreep casing of lithium ion battery, which is characterized in that including metal shell, be built in the gold of the metal shell
Belong to inner casing, the insulating layer in the gap being filled between the inner metal shell and metal shell, the ground connection being connected with metal shell
Part and the warning component for being connected to the metal shell outer wall；The warning component include electromagnetic relay, electric leakage indicator light and
Leakage alarm, coil one end of the electromagnetic relay is connected to the inner metal shell, the other end is connected with the earthing member,
The normally open contact of the electromagnetic relay, electric leakage indicator light and leakage alarm be sequentially connected in series in earthing member and inner metal shell it
Between.
2. anticreep casing of lithium ion battery according to claim 1, which is characterized in that the warning component further includes one
The insulation crust of the metal shell outer wall is removably fixed in, the electromagnetic relay is built in the insulation crust, described
Electric leakage indicator light and leakage alarm are embedded at the side wall of the insulation crust.
3. anticreep casing of lithium ion battery according to claim 2, which is characterized in that the anticreep lithium ion battery
Shell further includes a copper rod being embedded in the insulation crust, and the copper rod is electrically connected with the earthing member.
4. anticreep casing of lithium ion battery according to claim 1, which is characterized in that the insulating layer is thermal conductive silicon
Glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820066812.XU CN207425927U (en) | 2018-01-15 | 2018-01-15 | Anticreep casing of lithium ion battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820066812.XU CN207425927U (en) | 2018-01-15 | 2018-01-15 | Anticreep casing of lithium ion battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207425927U true CN207425927U (en) | 2018-05-29 |
Family
ID=62397261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820066812.XU Expired - Fee Related CN207425927U (en) | 2018-01-15 | 2018-01-15 | Anticreep casing of lithium ion battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207425927U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109326752A (en) * | 2018-10-26 | 2019-02-12 | 盐城国投中科新能源科技有限公司 | A kind of battery modules hold tooling |
| CN110428969A (en) * | 2019-08-24 | 2019-11-08 | 华辉智能技术有限公司 | One kind is detectable nothing left electricity power capacitor |
| CN110690337A (en) * | 2019-09-29 | 2020-01-14 | 维沃移动通信有限公司 | Flash light structure and electronic equipment |
-
2018
- 2018-01-15 CN CN201820066812.XU patent/CN207425927U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109326752A (en) * | 2018-10-26 | 2019-02-12 | 盐城国投中科新能源科技有限公司 | A kind of battery modules hold tooling |
| CN110428969A (en) * | 2019-08-24 | 2019-11-08 | 华辉智能技术有限公司 | One kind is detectable nothing left electricity power capacitor |
| CN110690337A (en) * | 2019-09-29 | 2020-01-14 | 维沃移动通信有限公司 | Flash light structure and electronic equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180529 Termination date: 20220115 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |