CN203760538U - Battery box with failure diagnose interface for lithium battery module - Google Patents
Battery box with failure diagnose interface for lithium battery module Download PDFInfo
- Publication number
- CN203760538U CN203760538U CN201420102902.1U CN201420102902U CN203760538U CN 203760538 U CN203760538 U CN 203760538U CN 201420102902 U CN201420102902 U CN 201420102902U CN 203760538 U CN203760538 U CN 203760538U
- Authority
- CN
- China
- Prior art keywords
- baffle
- box body
- lithium battery
- upper cover
- battery module
- 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 - Lifetime
Links
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 28
- 238000000605 extraction Methods 0.000 claims abstract description 12
- 238000002372 labelling Methods 0.000 claims description 17
- 238000003745 diagnosis Methods 0.000 claims description 15
- 125000006850 spacer group Chemical group 0.000 claims description 14
- 230000001681 protective effect Effects 0.000 claims description 10
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 9
- 238000010276 construction Methods 0.000 claims description 6
- 230000005855 radiation Effects 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 5
- 238000005192 partition Methods 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 238000001746 injection moulding Methods 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 abstract description 10
- 238000007789 sealing Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 7
- 239000003292 glue Substances 0.000 description 4
- 239000004593 Epoxy Substances 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005538 encapsulation Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000004804 winding 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
- Battery Mounting, Suspending (AREA)
Abstract
The utility model discloses a battery box for a lithium battery module. The battery box comprises a box body and an upper cover, and is characterized in that a protection plate is arranged above cells which are arranged in the box body, the protection plate is provided with a protection circuit, the upper cover is provided with a diagnose hole, a circuit extraction bus is arranged in the diagnose hole, the circuit extraction bus is electrically connected with each circuit detection point on the protection plate, a label is adhered on the upper cover, and the label completely covers the diagnose hole. When the battery box is in detection, the equipment can be connected to carry out the after-sale service detection only by removing the label, the sealed battery box is unnecessary to open, and the battery box is suitable for devices such as electric bicycles used in the field.
Description
Technical field
The utility model relates to a kind of charged electric pool device, is specifically related to a kind of battery case for lithium battery module, especially has the battery case of diagnostics interface.
Background technology
High-energy-density, low pollution, cycle life are high owing to having for lithium battery, memory-less effect, can quick charge etc. characteristic, be widely used.And along with the development in the markets such as new energy vehicle, electrical network energy storage, communication base station, the application market of lithium battery is further extended.
When as battery of electric vehicle for example, need to carry out parallel connection or series connection is used by multiple battery cores.Thus, need to be provided for the battery fastening structure of lithium battery module.In prior art; conventionally adopt the battery core of epoxy plate separating adjacent; then with adhesive tape binding location; welding signal line extraction voltage signal on the extraction electrode of each battery core; be connected on the baffle that is located at battery core group one end; be welded to connect the electrode of adjacent battery core with welding, realize serial or parallel connection.Above-mentioned lithium battery module group assembling complex procedures, winding displacement are many, therefore, a kind ofly consider to be to provide lithium battery module battery case, and multiple battery cores and baffle are installed in battery case.
Due to the feature that discharges and recharges of lithium battery, the mistake of its low-voltage is put or self discharge reaction can cause lithium ion active material to decompose destruction, causes battery performance to be subject to heavy damage, even blast and overcharge Shi Zehui.Therefore, lithium battery module needs assembly protective circuit and equalizing circuit.But even if had protective circuit and equalizing circuit, lithium battery module still there will be fault, need to carry out maintenance diagnostics.When diagnosis; need to draw from baffle voltage signal, the temperature signal etc. of each battery; also in the lithium battery protection circuit having, be provided with real-time detection and logging modle; can transmit information to diagnostic device by communication interfaces such as such as CAN buses; for example; China utility model CN203365649U discloses a kind of lithium battery monitoring system of tape jam diagnostic equipment; comprise host computer, main frame, slave and failure diagnostic apparatus; wherein; slave is connected with lithium battery; when diagnosis, slave is connected with main frame, failure diagnostic apparatus by CAN bus.But; in the time of battery for for example electric bicycle; require battery case to possess water resistance; diagnostic device cannot directly be connected with the baffle of lithium battery, need to open the battery box of sealing, operation inconvenience; if the routine of after-sale service detects; possible battery modules fault-free, aforesaid operations may damage box body, increases testing cost.
Summary of the invention
Goal of the invention of the present utility model is to provide a kind of lithium battery module battery case with diagnostics interface, can realize detection and the failure diagnosis to lithium battery module thereby do not need to open sealing box body.
To achieve the above object of the invention; the technical solution adopted in the utility model is: a kind of lithium battery module battery case; comprise box body and upper cover; above the each battery core being positioned in box body, be provided with baffle, baffle is provided with protective circuit, covers on described and has diagnosis hole; in diagnosis hole, be provided with circuit and draw mother row; described circuit draws that row is female to be electrically connected with the each electric circuit inspection point on baffle, covers on described and is pasted with labeling, and described labeling covers described diagnosis hole completely.
In technique scheme, by upper covering, the row of drawing mother being set, the signal lines in box body is connected to the row of drawing female; by labeling covering protection, when detection, only need throw off labeling; can carry out after-sale service detection by connection device, not need to open the battery case of encapsulation.
Further technical scheme, described circuit is drawn between mother row and described diagnosis hole and is provided with hermetically-sealed construction.In order to prevent that labeling from damaging the seals damaged causing.Described hermetically-sealed construction can be sealing ring, silica gel sealing glue or epoxy sealing glue, also can adopt other seal means of the prior art.
In technique scheme, be distributed with multiple insulating spacers in described box body, between adjacent insulating spacer and form battery core between the insulating spacer at two ends and the end plate of box body and hold position, described baffle is covered in each battery core to be held on position.
Described baffle arranged on both sides has multiple electrical connections that are communicated with protective circuit, and under battery core installment state, the two ends of each electrical connection are electrically connected with the extraction electrode of adjacent battery core respectively.
In technique scheme; when installation; first each battery core is inserted respectively to each battery core and hold position; extraction electrode is towards open side; again baffle is covered to each battery core and hold top, position; the extraction electrode of each battery core is aimed at respectively and compressed to each electrical connection on baffle, then cover upper cover fixed cover and box body.Usually, battery core is held cavity thickness and the battery core thickness matching of position, clamping structure also can be set on insulating spacer to fix battery core, and thus, each insulating spacer has played the double action of insulation and location simultaneously.Baffle is arranged at the top of battery core, and power outlet can be arranged on baffle, and electrical connection plays the effect of voltage signal lead-out wire and battery electrode connecting line simultaneously, has reduced length of arrangement wire and complexity.
Preferred technical scheme; described electrical connection is by stretching out in the joint pin of described baffle side, arranging and form with the brace of joint pin welding perpendicular to joint pin; the two ends of described brace are elastic tip, under battery core installment state, compress and are connected respectively with the extraction electrode of adjacent battery core.
Further technical scheme, described box body is connected and composed by left and right two and half shells, and described in each, insulating spacer forms by being connected to the half-breadth partition on left and right two and half shells and connecing.Adopt two half-shell structures, can facilitate battery core installation process, when installation, first battery core is inserted between each half-breadth partition of one of them half shell, due to two sides opening, insert more conveniently, after completing, another half shell entirety is inserted between each battery core again, two and half shells are merged becomes a housing.
In technique scheme, described left and right two and half shells are integrally formed structure by ultra-sonic welded.
Or described left and right two and half shells adopt screw to be fixedly connected with.
Further technical scheme; power component on described baffle is arranged in the same area; on described, cover corresponding power component region and be provided with radiator structure; described radiator structure is; on cover and have hole; one metal fin covers the described Kong Bingyu upper cover injection moulding structure that links into an integrated entity, and the coated described baffle of described upper cover is also fixedly connected with described box body, and described metal fin contacts with power component.
In technique scheme, the recessed formation heat radiation in described metal fin middle part contact-making surface, has gap between described upper cover and baffle, and when upper cover covers, recessed heat radiation contact-making surface compresses the heating face of the power component on baffle.
Because technique scheme is used, the utility model compared with prior art has following advantages:
1, the utility model is begun to treat patients disconnected hole and the row of drawing mother is set upper covering, and the signal lines in box body is connected to the row of drawing female, by labeling covering protection; when detection; only need throw off labeling, can carry out after-sale service detection by connection device, not need to open the battery case of encapsulation.
2, the setting of labeling, can play the effect in sealing diagnosis hole, the female place of the row of drawing on the one hand, can protect on the other hand the row of drawing female.
3, between the row of drawing mother and mother, hermetically-sealed construction is set, can further ensures the sealing of box body, improve water resistance, be particularly useful for the device such as electric bicycle of outdoor use.
Brief description of the drawings
Fig. 1 is the structure exploded perspective view of embodiment mono-;
Fig. 2 is the structural representation while upper cover not being installed in embodiment mono-;
Fig. 3 is the schematic diagram while labeling being installed in embodiment mono-.
Wherein: 1, upper cover; 2, labeling; 3, circuit is drawn mother row; 4, brace; 5, left shell; 6, battery core; 7, metal fin; 8, insulating spacer; 9, right shell; 10, joint pin; 11, power component; 12, baffle.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described:
Embodiment mono-: referring to shown in Fig. 1 to Fig. 3; a kind of lithium battery module battery case; comprise box body and upper cover 1; above the each battery core 6 being positioned in box body, be provided with baffle 12, baffle 12 is provided with protective circuit, has diagnosis hole on described upper cover 1; in diagnosis hole, be provided with circuit and draw row female 3; described circuit is drawn row female 3 and is electrically connected with the each electric circuit inspection point on baffle 12, on described upper cover 1, is pasted with labeling 2, and described labeling 2 covers described diagnosis hole completely.
For ensureing sealing, can draw between mother row and diagnosis hole and be provided with hermetically-sealed construction at circuit.In order to prevent that labeling from damaging the seals damaged causing.Described hermetically-sealed construction can be sealing ring, silica gel sealing glue or epoxy sealing glue, also can adopt other seal means of the prior art.
In the present embodiment, by upper covering, the row of drawing mother being set, the signal lines in box body is connected to the row of drawing female, by labeling covering protection, when detection, only need throws off labeling, can carry out after-sale service detection by connection device, do not need to open the battery case of encapsulation.
The box body of the present embodiment is connected and composed by left shell 5 and 9 two half shells of right shell, on left and right two and half shells, be distributed with respectively half-breadth partition, relative half-breadth sheet also connects and forms insulating spacer 8, between adjacent insulating spacer 8 and form battery core between the insulating spacer at two ends and the end plate of box body and hold position.
Referring to accompanying drawing 2; being covered in each battery core holds and on position, is provided with baffle 12; baffle 12 is provided with protective circuit; described baffle 12 arranged on both sides have multiple electrical connections that are communicated with protective circuit; under battery core installment state; the two ends of each electrical connection are electrically connected with the extraction electrode of adjacent battery core respectively, and the coated described baffle 12 of described upper cover 1 is also fixedly connected with described box body, on described upper cover 1, is provided with radiator structure corresponding to the protective circuit on baffle.
Described electrical connection is by stretching out in the joint pin 10 of described baffle side, arranging and form with the brace 4 of joint pin welding perpendicular to joint pin 10; the two ends of described brace 4 are elastic tip, under battery core installment state, compress and are connected respectively with the extraction electrode of adjacent battery core.
Referring to accompanying drawing 3; the opposite side that circuit is drawn row female 3 relatively on upper cover 1; have hole; such as aluminium flake of one metal fin 7() cover the described Kong Bingyu upper cover injection moulding structure that links into an integrated entity; the metal fin 7 recessed formation heat radiation in middle part contact-making surfaces; when upper cover covers, recessed heat radiation contact-making surface compresses the heating face of the power component on baffle.
Claims (8)
1. a lithium battery module battery case; comprise box body and upper cover; it is characterized in that: above the each battery core being positioned in box body, be provided with baffle; baffle is provided with protective circuit; on described, cover to have and diagnose hole, be provided with circuit and draw mother row in diagnosis hole, described circuit is drawn mother row and is electrically connected with the each electric circuit inspection point on baffle; on described, cover and be pasted with labeling, described labeling covers described diagnosis hole completely.
2. lithium battery module battery case according to claim 1, is characterized in that: described circuit is drawn between mother row and described diagnosis hole and is provided with hermetically-sealed construction.
3. lithium battery module battery case according to claim 1; it is characterized in that: in described box body, be distributed with multiple insulating spacers; between adjacent insulating spacer and form battery core between the insulating spacer at two ends and the end plate of box body and hold position, described baffle is covered in each battery core to be held on position.
4. lithium battery module battery case according to claim 3; it is characterized in that: described baffle arranged on both sides has multiple electrical connections that are communicated with protective circuit; under battery core installment state, the two ends of each electrical connection are electrically connected with the extraction electrode of adjacent battery core respectively.
5. lithium battery module battery case according to claim 4; it is characterized in that: described electrical connection is by stretching out in the joint pin of described baffle side, arranging and form with the brace of joint pin welding perpendicular to joint pin; the two ends of described brace are elastic tip, under battery core installment state, compress and are connected respectively with the extraction electrode of adjacent battery core.
6. lithium battery module battery case according to claim 3, is characterized in that: described box body is connected and composed by left and right two and half shells, and described in each, insulating spacer forms by being connected to the half-breadth partition on left and right two and half shells and connecing.
7. lithium battery module battery case according to claim 1; it is characterized in that: the power component on described baffle is arranged in the same area; on described, cover corresponding power component region and be provided with radiator structure; described radiator structure is; on cover and have hole; one metal fin covers the described Kong Bingyu upper cover injection moulding structure that links into an integrated entity, and the coated described baffle of described upper cover is also fixedly connected with described box body, and described metal fin contacts with power component.
8. lithium battery module battery case according to claim 7; it is characterized in that: the recessed formation heat radiation in described metal fin middle part contact-making surface; between described upper cover and baffle, have gap, when upper cover covers, recessed heat radiation contact-making surface compresses the heating face of the power component on baffle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420102902.1U CN203760538U (en) | 2014-03-08 | 2014-03-08 | Battery box with failure diagnose interface for lithium battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420102902.1U CN203760538U (en) | 2014-03-08 | 2014-03-08 | Battery box with failure diagnose interface for lithium battery module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203760538U true CN203760538U (en) | 2014-08-06 |
Family
ID=51255777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420102902.1U Expired - Lifetime CN203760538U (en) | 2014-03-08 | 2014-03-08 | Battery box with failure diagnose interface for lithium battery module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203760538U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105529313A (en) * | 2016-02-19 | 2016-04-27 | 无锡新洁能股份有限公司 | Thin type package module suitable for three-terminal power device |
| CN107017377A (en) * | 2016-01-27 | 2017-08-04 | 宇龙计算机通信科技(深圳)有限公司 | Battery and mobile terminal |
| CN111916413A (en) * | 2020-08-11 | 2020-11-10 | 自贡市亿度储能科技有限公司 | Protection shield heat radiation structure |
| WO2021017099A1 (en) * | 2019-08-01 | 2021-02-04 | 深圳市明唐通信有限公司 | Positioning protection circuit device for lithium ion battery |
-
2014
- 2014-03-08 CN CN201420102902.1U patent/CN203760538U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107017377A (en) * | 2016-01-27 | 2017-08-04 | 宇龙计算机通信科技(深圳)有限公司 | Battery and mobile terminal |
| CN105529313A (en) * | 2016-02-19 | 2016-04-27 | 无锡新洁能股份有限公司 | Thin type package module suitable for three-terminal power device |
| WO2021017099A1 (en) * | 2019-08-01 | 2021-02-04 | 深圳市明唐通信有限公司 | Positioning protection circuit device for lithium ion battery |
| CN111916413A (en) * | 2020-08-11 | 2020-11-10 | 自贡市亿度储能科技有限公司 | Protection shield heat radiation structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102544616B (en) | Battery module | |
| CN105895843A (en) | Intelligent lithium ion battery module | |
| CN101635372B (en) | Lithium-ion power battery | |
| CN203760538U (en) | Battery box with failure diagnose interface for lithium battery module | |
| CN102306717A (en) | Lithium ion power battery pack for electric automobile and manufacturing method of lithium ion power battery pack | |
| CN106299826A (en) | Batteries of electric automobile assures reason system signal adapter | |
| CN102222785B (en) | Battery pack | |
| CN104103863A (en) | Capacitive communication layer for cell integrated battery management system | |
| CN209880747U (en) | Internal series connection type lithium battery | |
| CN205900673U (en) | No wire lithium cell subassembly | |
| CN103474594B (en) | A kind of lithium ion power battery module | |
| CN203760539U (en) | Battery box for lithium battery module | |
| CN108806992B (en) | Super capacitor module structure | |
| WO2023078360A1 (en) | Battery pack, vehicle, and power consumption device | |
| CN209029641U (en) | A kind of electrokinetic cell system TCH test channel connecting line interconnecting device | |
| CN206099005U (en) | Batteries of electric vehicle wraps balanced connector | |
| CN104953168A (en) | Lithium ion battery | |
| CN103474593A (en) | High-energy-ratio lithium ion power battery box | |
| CN203760541U (en) | Battery mounting structure for lithium battery module | |
| CN203760540U (en) | Battery box for lithium battery module | |
| CN103872278B (en) | Battery fastening structure for lithium battery module | |
| CN110474078B (en) | Soft package standard module and assembling method | |
| CN103746084A (en) | Power battery and power battery pack | |
| CN201413848Y (en) | Lithium-ion power battery | |
| CN110473706B (en) | Electric capacity electricity core module, electric capacity PACK |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 215153 Suzhou high tech Zone, Jiangsu city science and technology, Jinsha River Road, No. 181 Patentee after: PHYLION BATTERY Co.,Ltd. Address before: 215153 Suzhou high tech Zone, Jiangsu City, science and technology zone, Jinsha River Road, No. 181 Patentee before: SUZHOU PHYLION BATTERY Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140806 |