CN215451507U - Battery expansion prompting device - Google Patents
Battery expansion prompting device Download PDFInfo
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- CN215451507U CN215451507U CN202121109096.7U CN202121109096U CN215451507U CN 215451507 U CN215451507 U CN 215451507U CN 202121109096 U CN202121109096 U CN 202121109096U CN 215451507 U CN215451507 U CN 215451507U
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- battery
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- 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
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Abstract
A battery expansion prompting device assembled in an electronic device comprises: the detection unit is arranged between a battery and a rear cover in the electronic device and comprises a detection switch, under a normal state, the detection switch is away from the battery by a preset distance, and along with the expansion of the battery, the battery triggers the detection switch to enable the detection unit to send a trigger signal corresponding to the expansion of the battery; the processing unit is arranged in the electronic device, electrically connected with the detecting unit and used for receiving the trigger signal and converting the trigger signal into a prompt signal; and the prompting unit is electrically connected with the processing unit and is used for sending the prompting signal after receiving the prompting signal.
Description
Technical Field
The present invention relates to a prompting device, and more particularly to a battery expansion prompting device.
Background
Most of the existing electronic devices, such as mobile phones and tablet computers, have lithium ion batteries inside them. Under a high-temperature environment or after long-term use, the lithium ion battery is easy to expand; even exceeding the originally defined specification, the electronic device may be internally propped by the battery, resulting in black spots on the screen, peeling of the touch screen from the front cover, or bursting of the front and rear covers. At present, no technology capable of predicting battery expansion exists in the electronic technology, and the expansion phenomenon can be delayed only by monitoring the charging voltage of the battery.
Therefore, how to provide a battery expansion prompting device which can timely remind a user of becoming a technical problem to be solved when the battery expands to a certain degree.
Disclosure of Invention
The utility model aims to provide a battery expansion prompting device which can prompt a user when a battery expands to a certain degree.
To solve the above technical problems, the present invention provides a battery expansion prompting device, which is assembled in an electronic device, and includes:
the detection unit is arranged between a battery and a rear cover in the electronic device and comprises a detection switch, under a normal state, the detection switch is away from the battery by a preset distance, and along with the expansion of the battery, the battery triggers the detection switch to enable the detection unit to send a trigger signal corresponding to the expansion of the battery;
the processing unit is arranged in the electronic device, electrically connected with the detecting unit and used for receiving the trigger signal and converting the trigger signal into a prompt signal; and
and the prompting unit is electrically connected with the processing unit and is used for sending the prompting signal after receiving the prompting signal.
Preferably, the detecting unit is a detecting circuit, the detecting switch is a conductive sheet attached to a centerline of an inner surface of the rear cover facing the battery along the length direction of the rear cover, the detecting unit further includes two elastic conductive connecting sheets attached to a centerline of an outer surface of the battery facing the rear cover at intervals along the length direction of the battery, the two elastic conductive connecting sheets are spaced from the conductive sheet by the predetermined distance, each elastic conductive connecting sheet has a connecting end and a conductive end, the connecting ends of the two elastic conductive connecting sheets are electrically connected to the processing unit, the conductive ends of the two elastic conductive connecting sheets are disposed corresponding to the two opposite ends of the conductive sheet, and as the battery expands, the conductive ends of the two elastic conductive connecting sheets will contact the two opposite ends of the conductive sheet respectively, so that the detecting circuit forms an electrical loop, a continuous electrical signal is generated as the trigger signal.
Preferably, the processing unit is a main circuit board disposed inside the electronic device.
Preferably, the detection unit is a flexible circuit board, the flexible circuit board is attached to the rear cover, the flexible circuit board is provided with a plurality of elastic sheet switches which are formed by bending metal elastic sheets and protrude towards the battery, the elastic sheet switches form the detection switch, and any one of the elastic sheet switches in the detection switch is touched along with the expansion of the battery, so that the trigger signal can be sent to the processing unit.
Preferably, the processing unit is a main circuit board disposed inside the electronic device.
Preferably, the prompt signal is to reduce or suspend the charging voltage, to display a prompt message through a screen, or to play a prompt message through a speaker.
Compared with the prior art, the battery expansion prompting device has the advantages that the detecting unit is arranged between the battery and the rear cover, when the battery is charged and expanded to a certain degree, the battery can touch the detecting switch of the detecting unit to generate the trigger signal, and therefore the processing unit informs the prompting unit to make a corresponding prompting measure after receiving the trigger signal, so that the beneficial effect of timely prompting a user when the battery is expanded to a certain degree is achieved.
[ description of the drawings ]
Other features and advantages of the present invention will become apparent from the following detailed description of the preferred embodiments with reference to the accompanying drawings, in which:
FIG. 1 is a schematic diagram of a battery swelling indicator according to a preferred embodiment of the present invention;
fig. 2 is a sectional view illustrating a state in which the battery expansion indicating device of fig. 1 is applied to an electronic device.
Fig. 3 is a schematic view of a battery swelling indicator according to another preferred embodiment of the utility model.
Fig. 4 is a schematic cross-sectional view illustrating a state in which the battery expansion prompting device shown in fig. 3 is applied to an electronic device.
[ detailed description ] embodiments
Before the present invention is described in detail, it should be noted that in the following description, similar components are denoted by the same reference numerals.
The utility model discloses a battery expansion prompting device, which is assembled in an electronic device 1 and comprises a detection unit, a processing unit and a prompting unit.
The detecting unit is disposed between a battery 10 and a rear cover 11 in the electronic device and includes a detecting switch, in a normal state, that is, when the battery 10 does not swell, the detecting switch is spaced from the battery by a predetermined distance, the predetermined distance is set according to a swelling degree allowed by the battery 10, and along with the swelling of the battery 10, the battery 10 triggers the detecting switch to enable the detecting unit to send a trigger signal corresponding to the swelling of the battery 10.
The processing unit is disposed in the electronic device 1, electrically connected to the detecting unit, and configured to receive the trigger signal and convert the trigger signal into a prompt signal.
The prompting unit is electrically connected with the processing unit and used for sending the prompting signal after receiving the prompting signal, and the prompting signal can be used for reducing or suspending charging voltage, displaying prompting information through a screen or playing the prompting information through a loudspeaker and the like, so that a user can replace the battery 10 in time.
Referring to fig. 1-2, in a preferred embodiment of the utility model, the detecting unit is a detecting circuit 20, the detecting switch is a conductive sheet 200, the conductive sheet 200 is attached to a centerline of an inner surface of the rear cover 11 facing the battery 10 along the length direction of the rear cover 11, the detecting unit further includes two elastic conductive connecting sheets 201 attached to a centerline of an outer surface of the battery 10 facing the rear cover 11 at intervals along the length direction of the battery 10, the two elastic conductive connecting sheets 201 are separated from the conductive sheet 200 by the predetermined distance determined according to the acceptable safe expansion degree of the battery 10, each elastic conductive connecting sheet 201 has a connecting end and a conductive end, the connecting ends of the two elastic conductive connecting sheets 201 are respectively electrically connected to the processing unit, the conductive ends of the two elastic conductive connecting sheets 201 are disposed corresponding to two opposite ends of the conductive sheet 200, as the battery 10 expands, the conductive ends of the two elastic conductive connecting pieces 201 will contact the two opposite ends of the conductive piece 200 respectively, so that the detection circuit 20 forms an electrical loop to generate a continuous electrical signal as the trigger signal.
In the present embodiment, the processing unit is a main circuit board 21 disposed inside the electronic device 1
As shown in fig. 3-4, in another preferred embodiment of the present invention, the detecting unit is a flexible circuit board 30, the flexible circuit board 30 is attached to the rear cover 11, the flexible circuit board 30 is provided with a plurality of dome switches 300 formed by bending metal domes protruding toward the battery 10, the dome switches 300 form the detecting switch, and as the battery 10 expands, any dome switch 310 in the detecting switch is touched, so as to send the trigger signal to the processing unit, and it should be noted that, in order to improve the detecting sensitivity, a larger number of elastic switches 300 may be distributed on the flexible circuit board 30.
In the present embodiment, the processing unit is a main circuit board 31 disposed inside the electronic device 1.
In summary, the battery swelling prompting device of the utility model has the beneficial effects that the detection unit is arranged between the battery 10 and the rear cover 11, when the battery 10 is charged and swelled to a certain degree, the battery 10 can touch the detection switch of the detection unit to generate the trigger signal, and therefore, the processing unit can inform the prompting unit to take corresponding reminding measures after receiving the trigger signal, so that the user can be reminded in time when the battery swells to a certain degree.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (6)
1. A battery expansion prompting device assembled in an electronic device is characterized by comprising:
the detection unit is arranged between a battery and a rear cover in the electronic device and comprises a detection switch, under a normal state, the detection switch is away from the battery by a preset distance, and along with the expansion of the battery, the battery triggers the detection switch to enable the detection unit to send a trigger signal corresponding to the expansion of the battery;
the processing unit is arranged in the electronic device, electrically connected with the detecting unit and used for receiving the trigger signal and converting the trigger signal into a prompt signal; and
and the prompting unit is electrically connected with the processing unit and is used for sending the prompting signal after receiving the prompting signal.
2. The battery expansion prompting device of claim 1, wherein the detection unit is a detection circuit, the detection switch is a conductive sheet attached to a centerline of an inner surface of the rear cover facing the battery along the length direction of the rear cover, the detection unit further comprises two elastic conductive connection sheets attached to a centerline of an outer surface of the battery facing the rear cover at intervals along the length direction of the battery, the two elastic conductive connection sheets are spaced from the conductive sheet by the predetermined distance, each elastic conductive connection sheet has a connection end and a conductive end, the connection ends of the two elastic conductive connection sheets are electrically connected to the processing unit, the conductive ends of the two elastic conductive connection sheets are disposed corresponding to the two opposite ends of the conductive sheet, and the two elastic conductive ends will contact the two opposite ends of the conductive sheet respectively as the battery expands, so that the detection circuit forms an electrical loop to generate a continuous electrical signal as the trigger signal.
3. The battery expansion prompting device of claim 2, wherein the processing unit is a main circuit board disposed inside the electronic device.
4. The battery expansion prompting device according to claim 1, wherein the detecting unit is a flexible circuit board, the flexible circuit board is attached to the rear cover, a plurality of elastic sheet switches formed by bending metal elastic sheets and protruding towards the battery are arranged on the flexible circuit board, the plurality of elastic sheet switches form the detecting switch, and as the battery expands, any one of the elastic sheet switches in the detecting switch is touched, the triggering signal is sent to the processing unit.
5. The battery expansion prompting device of claim 4, wherein the processing unit is a main circuit board disposed inside the electronic device.
6. The device as claimed in any one of claims 1 to 5, wherein the prompt signal is to lower or suspend the charging voltage, to display a prompt message on a screen, or to play a prompt message through a speaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121109096.7U CN215451507U (en) | 2021-05-21 | 2021-05-21 | Battery expansion prompting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121109096.7U CN215451507U (en) | 2021-05-21 | 2021-05-21 | Battery expansion prompting device |
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| Publication Number | Publication Date |
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| CN215451507U true CN215451507U (en) | 2022-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121109096.7U Active CN215451507U (en) | 2021-05-21 | 2021-05-21 | Battery expansion prompting device |
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| Country | Link |
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| CN (1) | CN215451507U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2022549099A (en) * | 2019-11-20 | 2022-11-24 | エルジー エナジー ソリューション リミテッド | Apparatus and method for detecting swelling of battery module |
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2021
- 2021-05-21 CN CN202121109096.7U patent/CN215451507U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2022549099A (en) * | 2019-11-20 | 2022-11-24 | エルジー エナジー ソリューション リミテッド | Apparatus and method for detecting swelling of battery module |
| JP7306645B2 (en) | 2019-11-20 | 2023-07-11 | エルジー エナジー ソリューション リミテッド | Apparatus and method for detecting swelling of battery module |
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