CN205304295U - Explosion -proof early warning type lithium battery supply - Google Patents
Explosion -proof early warning type lithium battery supply Download PDFInfo
- Publication number
- CN205304295U CN205304295U CN201521029244.9U CN201521029244U CN205304295U CN 205304295 U CN205304295 U CN 205304295U CN 201521029244 U CN201521029244 U CN 201521029244U CN 205304295 U CN205304295 U CN 205304295U
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- China
- Prior art keywords
- shell
- aforementioned
- lithium battery
- charging inlet
- connecting hole
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Abstract
The utility model discloses an explosion -proof early warning type lithium battery supply, including shell and lithium cell group, PCB board, heat -sink device, the input formula in the shell of setting up interface and the output formula interface that charges that charges, this input formula is charged interface and output formula and is charged the interface and reveal in the shell terminal surface, this lithium cell is organized including a plurality of lithium cell, and every lithium cell is including closed housing, positive pole, negative pole and set up electrolyte, copper foil, negative plate, diaphragm, positive plate, the aluminium foil inside the closed housing, and aforementioned negative pole is connected in the copper foil, the interval setting in proper order of copper foil, negative plate, diaphragm, positive plate and aluminium foil, aforementioned positive pole are connected in the aluminium foil, have seted up a plurality of drain holes on the aforementioned negative plate, it is equipped with the insulated isolation layer all to cover on the side of the inner wall in drain hole and the orientation of negative plate diaphragm place side to and, be provided with the overcharge protection circuit on the aforementioned PCB board, by this, effectively strengthen lithium battery supply's explosion -proof function, ensured the stability and the security of lithium battery supply working property.
Description
Technical field
This utility model relates to lithium battery source domain technology, refers in particular to a kind of explosion-proof early warning type lithium battery power supply.
Background technology
Along with development and the extensive use of mobile intelligent electronic product, portable power source is also increasingly subject to the favor of people, and portable power source refers to can directly to mobile electronic product charging and the device self with charge storage unit; It generally includes shell and the lithium battery, pcb board, input type charging inlet and the output type charging inlet that are arranged in shell; But, in use there is potential safety hazard in lithium battery, for instance overcharge, short circuit etc. causes blast etc., and serious even causes security incident.
Accordingly, it would be desirable to work out a kind of new technical scheme to solve the problems referred to above.
Utility model content
In view of this, this utility model is for the disappearance of prior art existence, and its main purpose is to provide a kind of explosion-proof early warning type lithium battery power supply, and it effectively strengthens the explosion prevention function of lithium battery power supply, it is ensured that the stability of lithium battery power supply service behaviour and safety.
For achieving the above object, this utility model adopts such as purgation technical scheme:
A kind of explosion-proof early warning type lithium battery power supply, include shell and the lithium battery group, pcb board, radiating element, input type charging inlet and the output type charging inlet that are arranged in shell, wherein, this input type charging inlet and output type charging inlet are exposed to shell end face, this lithium battery group includes several lithium batteries, each lithium battery includes closed housing, positive pole, negative pole and be arranged at the electrolyte within closed housing, Copper Foil, negative plate, barrier film, positive plate, aluminum paper tinsel, aforementioned negative pole is connected to Copper Foil, described Copper Foil, negative plate, barrier film, positive plate and aluminium foil spacing successively is arranged, aforementioned positive electrode is connected to aluminum paper tinsel, aforementioned negative plate offers some delivery holes, the inwall of described delivery hole and negative plate on the side of side, barrier film place, be all covered with dielectric isolation layer, and, aforementioned pcb board is provided with overcharge protection circuit, main control chip.
As a kind of preferred version, described shell includes main casing, nose shell and tail end shell, this main casing has roof, diapire, left side wall and right side wall, this left and right inside sidewalls is all formed with the fin that front and back extend, the connecting hole extended before and after offering in this fin, described left and right inside sidewalls upper and lower space type respectively is provided with two aforementioned fins, it is positioned between two fins of left side wall simultaneously and is formed with cavity of stepping down, be positioned between two fins of right side wall simultaneously and be also formed with cavity of stepping down; The positive and negative electrode of several lithium batteries aforementioned connects by arranging elastic metal sheet, and its elastic metal sheet is positioned at cavity of stepping down accordingly;
On aforementioned tail end shell, the connecting hole of corresponding respective ribs is provided with tail end connecting hole, and this tail end connecting hole is connected by screwed lock and is connected to body shell tail end; Wrap up in this nose shell and be provided with plastic cement seat, containing cavities through before and after having in this plastic cement seat, aforementioned pcb board, radiating element, input type charging inlet and output type charging inlet are arranged in containing cavities; All sides of this plastic cement seat are formed with annular insulation boss, plastic cement seat has been separated to form leading portion extension and back segment extension by this annular insulation boss, the connecting hole of its corresponding aforementioned respective ribs of insulation boss is provided with front end connecting hole, embed in body shell on front side of the extension autonomous agent shell of its rear end, and its front end connecting hole is connected by screwed lock and is connected to body shell front end; Aforementioned nose shell is set on the leading portion extension of plastic cement seat, then nose shell and body shell are stated insulation boss and isolated.
As a kind of preferred version, the front side integral of described tail end shell is formed with some ribs structures being crisscross arranged.
As a kind of preferred version, described input type charging inlet and output type charging inlet are exposed to the front end face of nose shell.
This utility model compared with prior art has clear advantage and beneficial effect, specifically, as shown from the above technical solution, lithium battery itself and overall power supply are mainly carried out improvement design by it, thus, effectively strengthen the explosion prevention function of lithium battery power supply, it is ensured that the stability of lithium battery power supply service behaviour and safety.
For more clearly setting forth architectural feature of the present utility model and effect, below in conjunction with accompanying drawing and specific embodiment, this utility model is described in detail.
Accompanying drawing explanation
Fig. 1 is the assembling perspective representation of the embodiment of this utility model;
Fig. 2 is the exploded view of the embodiment of this utility model;
Fig. 3 is the perspective representation of plastic cement seat in the present embodiment;
Fig. 4 is the substantially cross section structure diagram of lithium battery in the present embodiment.
Accompanying drawing identifier declaration:
10, shell 11, main casing
111, fin 112, connecting hole
113, step down cavity 12, nose shell
13, tail end shell 131, tail end connecting hole
14, plastic cement seat 141, containing cavities
142, annular insulation boss 143, front end connecting hole
20, lithium battery group 201, lithium battery
21, closed housing 22, Copper Foil
23, negative plate 24, barrier film
25, positive plate 26, aluminium foil
231, delivery hole 232, dielectric isolation layer
30, pcb board 40, input type charging inlet
50, output type charging inlet 60, elastic metal sheet.
Detailed description of the invention
Refer to shown in Fig. 1 to Fig. 4, that show the concrete structure of the embodiment of this utility model, it includes shell 10 and the lithium battery group 20, pcb board 30, radiating element, input type charging inlet 40 and the output type charging inlet 50 that are arranged in shell.
Wherein, this input type charging inlet 40 and output type charging inlet 50 are exposed to shell 10 end face, this lithium battery group 20 includes several lithium batteries 201, each lithium battery 201 includes closed housing 21, positive pole, negative pole and be arranged at the electrolyte within closed housing 21, Copper Foil 22, negative plate 23, barrier film 24, positive plate 25, aluminium foil 26, aforementioned negative pole is connected to Copper Foil 22, described Copper Foil 22, negative plate 23, barrier film 24, positive plate 25 and aluminium foil 26 spacing successively are arranged, aforementioned positive electrode is connected to aluminium foil 26, aforementioned negative plate 23 offers some delivery holes 231, the inwall of described delivery hole 231 and negative plate 23 on the side of side, barrier film 24 place, be all covered with dielectric isolation layer 232, and, aforementioned pcb board 30 is provided with overcharge protection circuit, main control chip.
In the present embodiment, described shell 10 includes main casing 11, nose shell 12 and tail end shell 13, this main casing 11 has roof, diapire, left side wall and right side wall, this left and right inside sidewalls is all formed with the fin 111 that front and back extend, the connecting hole 112 extended before and after offering in this fin 111, described left and right inside sidewalls upper and lower space type respectively is provided with two aforementioned fins 111, it is positioned between two fins 111 of left side wall simultaneously and is formed with cavity 113 of stepping down, be positioned between two fins 111 of right side wall simultaneously and be also formed with cavity 113 of stepping down; The positive and negative electrode of several lithium batteries 201 aforementioned connects by arranging elastic metal sheet 60, and its elastic metal sheet 60 is positioned at cavity 113 of stepping down accordingly.
On aforementioned tail end shell 13, the connecting hole 112 of corresponding respective ribs 111 is provided with tail end connecting hole 131, this tail end connecting hole 131 is connected by screwed lock and is connected to body shell 11 tail end, as shown in Figure 2, the front side integral of described tail end shell 13 is formed with some ribs structures being crisscross arranged, be conducive to improving the structural strength of tail end shell 13, be also beneficial to connection and the shell bulk strength of tail end shell 13 and body shell 11.
Wrap up in this nose shell 12 and be provided with plastic cement seat 14, containing cavities 141 through before and after having in this plastic cement seat 14, aforementioned pcb board 30, radiating element, input type charging inlet 40 and output type charging inlet 50 are arranged in containing cavities 141, and described input type charging inlet 40 and output type charging inlet 50 are exposed to the front end face of nose shell 12; All sides of this plastic cement seat 14 are formed with annular insulation boss 142, plastic cement seat 14 has been separated to form leading portion extension and back segment extension by this annular insulation boss 142, the connecting hole 112 of its insulation corresponding aforementioned respective ribs 111 of boss 142 is provided with front end connecting hole 143, embed in body shell 11 on front side of its rear end extension autonomous agent shell 11, and its front end connecting hole 143 is connected by screwed lock and is connected to body shell 11 front end; Aforementioned nose shell 12 is set on the leading portion extension of plastic cement seat 14, then nose shell 12 and body shell 11 are stated insulation boss 142 and isolated.
Design focal point of the present utility model is in that, lithium battery itself and overall power supply are mainly carried out improvement design by it, thus, effectively strengthen the explosion prevention function of lithium battery power supply, it is ensured that the stability of lithium battery power supply service behaviour and safety.
The above, it it is only preferred embodiment of the present utility model, not technical scope of the present utility model is imposed any restrictions, therefore every any trickle amendment, equivalent variations and modification above example made according to technical spirit of the present utility model, all still fall within the scope of technical solutions of the utility model.
Claims (4)
1. an explosion-proof early warning type lithium battery power supply, it is characterized in that: include shell and the lithium battery group, pcb board, radiating element, input type charging inlet and the output type charging inlet that are arranged in shell, wherein, this input type charging inlet and output type charging inlet are exposed to shell end face;This lithium battery group includes several lithium batteries, each lithium battery includes closed housing, positive pole, negative pole and be arranged at the electrolyte within closed housing, Copper Foil, negative plate, barrier film, positive plate, aluminum paper tinsel, aforementioned negative pole is connected to Copper Foil, described Copper Foil, negative plate, barrier film, positive plate and aluminium foil spacing successively is arranged, aforementioned positive electrode is connected to aluminum paper tinsel, aforementioned negative plate offers some delivery holes, the inwall of described delivery hole and negative plate on the side of side, barrier film place, be all covered with dielectric isolation layer, and, aforementioned pcb board is provided with overcharge protection circuit, main control chip.
2. explosion-proof early warning type lithium battery power supply according to claim 1, it is characterized in that: described shell includes main casing, nose shell and tail end shell, this main casing has roof, diapire, left side wall and right side wall, this left and right inside sidewalls is all formed with the fin that front and back extend, the connecting hole extended before and after offering in this fin, described left and right inside sidewalls upper and lower space type respectively is provided with two aforementioned fins, it is positioned between two fins of left side wall simultaneously and is formed with cavity of stepping down, be positioned between two fins of right side wall simultaneously and be also formed with cavity of stepping down; The positive and negative electrode of several lithium batteries aforementioned connects by arranging elastic metal sheet, and its elastic metal sheet is positioned at cavity of stepping down accordingly;
On aforementioned tail end shell, the connecting hole of corresponding respective ribs is provided with tail end connecting hole, and this tail end connecting hole is connected by screwed lock and is connected to body shell tail end; Wrap up in this nose shell and be provided with plastic cement seat, containing cavities through before and after having in this plastic cement seat, aforementioned pcb board, radiating element, input type charging inlet and output type charging inlet are arranged in containing cavities; All sides of this plastic cement seat are formed with annular insulation boss, plastic cement seat has been separated to form leading portion extension and back segment extension by this annular insulation boss, the connecting hole of its corresponding aforementioned respective ribs of insulation boss is provided with front end connecting hole, embed in body shell on front side of the extension autonomous agent shell of its rear end, and its front end connecting hole is connected by screwed lock and is connected to body shell front end; Aforementioned nose shell is set on the leading portion extension of plastic cement seat, then nose shell and body shell are stated insulation boss and isolated.
3. explosion-proof early warning type lithium battery power supply according to claim 2, it is characterised in that: the front side integral of described tail end shell is formed with some ribs structures being crisscross arranged.
4. explosion-proof early warning type lithium battery power supply according to claim 2, it is characterised in that: described input type charging inlet and output type charging inlet are exposed to the front end face of nose shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521029244.9U CN205304295U (en) | 2015-12-14 | 2015-12-14 | Explosion -proof early warning type lithium battery supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521029244.9U CN205304295U (en) | 2015-12-14 | 2015-12-14 | Explosion -proof early warning type lithium battery supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205304295U true CN205304295U (en) | 2016-06-08 |
Family
ID=56431558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521029244.9U Expired - Fee Related CN205304295U (en) | 2015-12-14 | 2015-12-14 | Explosion -proof early warning type lithium battery supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205304295U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106654085A (en) * | 2016-08-31 | 2017-05-10 | 广东新凌嘉新能源股份有限公司 | Explosion-proof, thermal-insulation and flame-retardant battery, battery pack and application method of explosion-proof, thermal-insulation and flame-retardant battery |
-
2015
- 2015-12-14 CN CN201521029244.9U patent/CN205304295U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106654085A (en) * | 2016-08-31 | 2017-05-10 | 广东新凌嘉新能源股份有限公司 | Explosion-proof, thermal-insulation and flame-retardant battery, battery pack and application method of explosion-proof, thermal-insulation and flame-retardant battery |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160608 Termination date: 20191214 |