CN216980829U - Overheating power-off mechanism of polymer lithium ion battery - Google Patents
Overheating power-off mechanism of polymer lithium ion battery Download PDFInfo
- Publication number
- CN216980829U CN216980829U CN202123037787.3U CN202123037787U CN216980829U CN 216980829 U CN216980829 U CN 216980829U CN 202123037787 U CN202123037787 U CN 202123037787U CN 216980829 U CN216980829 U CN 216980829U
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- Prior art keywords
- shell
- battery body
- battery
- fan
- electric telescopic
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- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 16
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 16
- 229920000642 polymer Polymers 0.000 title claims abstract description 14
- 238000013021 overheating Methods 0.000 title description 9
- 230000000694 effects Effects 0.000 abstract description 7
- 238000000926 separation method Methods 0.000 abstract description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 6
- 229910052744 lithium Inorganic materials 0.000 description 6
- 238000004880 explosion Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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- Battery Mounting, Suspending (AREA)
Abstract
The utility model discloses an overheat power-off mechanism of a polymer lithium ion battery, which comprises a shell, a through hole, an electric telescopic rod, an alarm and a fan, wherein a positive electrode connecting bulge is arranged in the shell and is in contact with a battery body, one end of the battery body is in contact with a negative electrode connecting spring, the negative electrode connecting spring is arranged in a supporting frame, and the alarm is arranged at the lower end of the shell. This polymer lithium ion battery's overheated outage mechanism, after the fan operation, temperature sensor still detects the battery body and overheat for a long time and charge, through controller control electric telescopic handle, move braced frame under the electric telescopic handle effect, make the battery body and anodal connection protruding contact separation, the disconnection is to the charging of battery body, play the warning effect through the siren simultaneously, remind personnel battery body to charge the appearance situation, it is overheated when temperature sensor detects the battery body and charges, through controller control fan operation, cool down the battery body under the effect of fan.
Description
Technical Field
The utility model relates to the technical field of lithium ion batteries, in particular to an overheating power-off mechanism of a polymer lithium ion battery.
Background
Lithium ion battery is because its charge volume is big, but advantages such as rechargeable and extensive application, but the lithium cell also has the potential safety hazard of explosion, and the lithium cell explosion is usually because overcharging or overheated reason arouses, and present lithium cell charging seat does not usually possess overheated outage function, if do not in time take off the lithium cell in charging, exists because the overheated hidden danger that leads to the explosion of battery, needs a polymer lithium ion battery's overheated outage mechanism to solve above-mentioned problem now.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an overheating power-off mechanism of a polymer lithium ion battery, which aims to solve the problems that the conventional lithium battery charging seat in the background art does not have the overheating power-off function generally, and if the lithium battery in charging is not taken down in time, the hidden danger of explosion caused by overheating of the battery exists.
In order to achieve the purpose, the utility model provides the following technical scheme: an overheat power-off mechanism of a polymer lithium ion battery comprises a shell, a through hole, an electric telescopic rod, an alarm and a fan,
the shell is internally provided with a positive electrode connecting bulge, the positive electrode connecting bulge is in contact with the battery body, one end of the battery body is in contact with a negative electrode connecting spring, the negative electrode connecting spring is arranged in the supporting frame, and the supporting frame is arranged in the shell;
the alarm is arranged at the lower end of the shell, and a temperature sensor is arranged in the shell.
Preferably, the casing includes first lid, second lid and screw, and casing front side block is connected with first lid, the casing front side is provided with the second lid, and the second lid sets up in the first lid outside, run through on the second lid and be provided with the screw, and be threaded connection between screw and the casing.
Through adopting above-mentioned technical scheme, first lid is opened to the block, makes things convenient for the dismouting of the battery body, and when the battery body did not charge, first lid can play sealed protection effect in to the casing.
Preferably, the through holes are formed in the side face of the supporting frame and are two in number, and meanwhile the two through holes are arranged in a left-right symmetrical mode relative to the supporting frame.
Through adopting above-mentioned technical scheme, through braced frame to the stable spacing support of battery body.
Preferably, electric telescopic handle sets up in the casing, and electric telescopic handle upper end and braced frame are connected, and electric telescopic handle and braced frame constitute telescopic machanism simultaneously.
Through adopting above-mentioned technical scheme, can adjust braced frame through electric telescopic handle.
Preferably, the fan is arranged on the inner wall of the shell, the fan is arranged in a left-right symmetrical mode relative to the shell, the fan, the controller and the temperature sensor are electrically connected, and the controller is arranged in the shell.
Through adopting above-mentioned technical scheme, can cool down the battery body under the fan effect.
Compared with the prior art, the utility model has the beneficial effects that: the overheating power-off mechanism of the polymer lithium ion battery,
(1) the temperature sensor is arranged, when the temperature sensor detects that the battery body is overheated when being charged, the controller controls the fan to operate, the battery body is cooled under the action of the fan, and the arrangement of the through holes is beneficial to heat dissipation of the battery body in the supporting frame;
(2) when the fan operation back, temperature sensor still detects the battery body and overheat for a long time and charge, through controller control electric telescopic handle, moves braced frame under the electric telescopic handle effect for battery body and anodal connection protruding contact separation, the disconnection plays the alarm through the siren simultaneously and reminds the effect, reminds personnel battery body to charge the appearance situation.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is a schematic view of the structure of the positive connection protrusion, the battery body and the negative connection spring according to the present invention;
FIG. 3 is a schematic front view of the present invention.
In the figure: 1. the electric heating device comprises a shell, 101, a first cover body, 102, a second cover body, 103, a screw, 2, a positive electrode connecting bulge, 3, a battery body, 4, a negative electrode connecting spring, 5, a supporting frame, 6, a through hole, 7, an electric telescopic rod, 8, an alarm, 9, a temperature sensor, 10, a fan, 11 and a controller.
Detailed Description
The technical solutions 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, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: an overheating power-off mechanism of a polymer lithium ion battery is disclosed, as shown in fig. 2 and fig. 3, a positive electrode connecting protrusion 2 is arranged in a casing 1, the positive electrode connecting protrusion 2 is in contact with a battery body 3, the casing 1 comprises a first cover body 101, a second cover body 102 and a screw 103, the front side surface of the casing 1 is connected with the first cover body 101 in a clamping manner, the front side surface of the casing 1 is provided with the second cover body 102, the second cover body 102 is arranged on the outer side of the first cover body 101, the screw 103 is arranged on the second cover body 102 in a penetrating manner, the screw 103 is in threaded connection with the casing 1, the screw 103 is disassembled in a threaded manner, the second cover body 102 is taken down, and maintenance and overhaul can be carried out on the inside of the casing 1.
As shown in fig. 1 and 2, one end of the battery body 3 is in contact with the negative connecting spring 4, the negative connecting spring 4 is arranged in the supporting frame 5, meanwhile, the supporting frame 5 is arranged in the casing 1, the through holes 6 are arranged on the side face of the supporting frame 5, and the through holes 6 are provided in two groups, meanwhile, the two groups of through holes 6 are symmetrically arranged on the left and right of the supporting frame 5, the through holes 6 are beneficial to heat dissipation of the battery body 3 in the supporting frame 5, the battery body 3 is supported in a limiting manner through the supporting frame 5, the electric telescopic rod 7 is arranged in the casing 1, the upper end of the electric telescopic rod 7 is connected with the supporting frame 5, meanwhile, the electric telescopic rod 7 and the supporting frame 5 form a telescopic mechanism, the electric telescopic rod 7 pulls the supporting frame 5 to descend, so that the battery body 3 is in contact with the positive connecting protrusion 2, and the charging is disconnected.
As shown in fig. 1, the alarm 8 is disposed at the lower end of the casing 1, the temperature sensor 9 is disposed in the casing 1, the fan 10 is disposed on the inner wall of the casing 1, the fan 10 is disposed symmetrically with respect to the casing 1, the fan 10, the controller 11 and the temperature sensor 9 are electrically connected, the controller 11 is disposed in the casing 1, the temperature sensor 9 detects that the temperature of the battery 3 is high, and when the battery is charged due to overheating, the fan 10 can be controlled by the controller 11 to cool the battery.
The first cover body 101 is opened, the battery body 3 is placed in the supporting frame 5, then the power supply is switched on, the battery body 3 is charged, when the temperature sensor 9 detects that the temperature of the battery body 3 is higher than a certain value, the temperature sensor 9 is JWB-CW2000, the fan 10 is controlled by the controller 11 to cool the battery body, after cooling, when the battery body 3 is still detected to be overheated and charged, the controller 11 controls the electric telescopic rod 7, the electric telescopic rod 7 pulls the supporting frame 5 to descend, so that the battery body 3 is disconnected from charging, meanwhile, the alarm 8 reminds people of the occurrence of charging, and the content which is not described in detail in the specification belongs to the prior art which is known by the professional skilled in the art.
The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for simplicity of description only and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operative in a particular orientation, and are not to be considered limiting of the claimed invention.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.
Claims (4)
1. The utility model provides a polymer lithium ion battery's overheated outage mechanism, includes casing (1), through-hole (6), electric telescopic handle (7), siren (8) and fan (10), its characterized in that:
the battery is characterized in that a positive electrode connecting bulge (2) is arranged in the shell (1), the positive electrode connecting bulge (2) is in contact with the battery body (3), one end of the battery body (3) is in contact with a negative electrode connecting spring (4), the negative electrode connecting spring (4) is arranged in the supporting frame (5), and meanwhile the supporting frame (5) is arranged in the shell (1);
the electric telescopic rod (7) is arranged in the shell (1), the upper end of the electric telescopic rod (7) is connected with the supporting frame (5), and meanwhile the electric telescopic rod (7) and the supporting frame (5) form a telescopic mechanism;
the alarm (8) is arranged at the lower end of the shell (1), and a temperature sensor (9) is arranged in the shell (1).
2. The overheat power-off mechanism for polymer lithium ion battery as claimed in claim 1, wherein: the shell (1) comprises a first cover body (101), a second cover body (102) and a screw (103), the front side face of the shell (1) is connected with the first cover body (101) in a clamping mode, the front side face of the shell (1) is provided with the second cover body (102), the second cover body (102) is arranged on the outer side of the first cover body (101), the screw (103) penetrates through the second cover body (102), and the screw (103) is in threaded connection with the shell (1).
3. The overheat power-off mechanism for polymer lithium ion battery as claimed in claim 1, wherein: the through holes (6) are arranged on the side face of the supporting frame (5), two groups of through holes (6) are arranged, and the two groups of through holes (6) are arranged in a left-right symmetrical mode relative to the supporting frame (5).
4. The overheat power-off mechanism for polymer lithium ion battery as claimed in claim 1, wherein: the fan (10) is arranged on the inner wall of the shell (1), the fan (10) is arranged in a left-right symmetrical mode relative to the shell (1), the fan (10), the controller (11) and the temperature sensor (9) are electrically connected, and the controller (11) is arranged in the shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123037787.3U CN216980829U (en) | 2021-12-06 | 2021-12-06 | Overheating power-off mechanism of polymer lithium ion battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123037787.3U CN216980829U (en) | 2021-12-06 | 2021-12-06 | Overheating power-off mechanism of polymer lithium ion battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216980829U true CN216980829U (en) | 2022-07-15 |
Family
ID=82345213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123037787.3U Expired - Fee Related CN216980829U (en) | 2021-12-06 | 2021-12-06 | Overheating power-off mechanism of polymer lithium ion battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216980829U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117878546A (en) * | 2024-03-11 | 2024-04-12 | 昆山睿恩新机电有限公司 | Battery box for electric power-assisted bicycle |
-
2021
- 2021-12-06 CN CN202123037787.3U patent/CN216980829U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117878546A (en) * | 2024-03-11 | 2024-04-12 | 昆山睿恩新机电有限公司 | Battery box for electric power-assisted bicycle |
| CN117878546B (en) * | 2024-03-11 | 2024-05-28 | 昆山睿恩新机电有限公司 | Battery box for electric power-assisted bicycle |
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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: 20220715 |
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| CF01 | Termination of patent right due to non-payment of annual fee |