CN202261770U - Vehicle-mounted sound equipment capable of automatically switching power supply - Google Patents
Vehicle-mounted sound equipment capable of automatically switching power supply Download PDFInfo
- Publication number
- CN202261770U CN202261770U CN201120313922XU CN201120313922U CN202261770U CN 202261770 U CN202261770 U CN 202261770U CN 201120313922X U CN201120313922X U CN 201120313922XU CN 201120313922 U CN201120313922 U CN 201120313922U CN 202261770 U CN202261770 U CN 202261770U
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- China
- Prior art keywords
- power supply
- vehicle
- sound equipment
- storage battery
- mounted sound
- 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
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Abstract
The utility model discloses vehicle-mounted sound equipment capable of automatically switching a power supply and relates to a power supply connection structure of vehicle-mounted sound equipment, comprising an automobile power supply, an ignition device, vehicle-mounted sound equipment, and a vehicle-mounted sound equipment main control circuit arranged inside the vehicle sound equipment, characterized by also comprising a charger, a storage battery and a power supply switching module, wherein the current input port of the charger is electrically connected with the current output port of the automobile power supply, the charger is electrically connected with the storage battery, the power supply switching module is electrically connected with the automobile power supply and the storage battery respectively, and the current output port of the power supply switching module is electrically connected with the vehicle-mounted sound equipment main control circuit. The beneficial effects of the utility model are that in the moment of starting the ignition device of an automobile, the power supply switching module receives the voltage change data information of the automobile power supply, and then the power supply of the vehicle-mounted sound equipment main control circuit is immediately switched to the storage battery, thereby ensuring the normal working of the vehicle-mounted sound equipment, and having no adverse influence on users.
Description
Technical field
The utility model relates to vehicle audio, relates in particular to the power connection structure of vehicle audio.
Background technology
Present vehicle audio can produce instant cut-off because of the startup of igniter when it carries out music, produce bad sound equipment to the user.
The utility model content
The utility model is to the deficiency of prior art, aim to provide a kind of automobile igniter starts moment vehicle audio power supply switch so that guarantee the vehicle audio of the auto switching electric source of vehicle audio operate as normal.
The utility model is realized through following technical scheme: a kind of vehicle audio of auto switching electric source; It comprises automobile power source, igniter, vehicle audio and is arranged at the vehicle audio governor circuit of vehicle audio that said automobile power source and said igniter electrically connect; Its improvements are that it also comprises charger, storage battery, power supply handover module; The current input terminal mouth of said charger and the current output terminal mouth of said automobile power source electrically connect; Said charger and said storage battery electrically connect; Said power supply handover module electrically connects with said automobile power source and said storage battery respectively, and the current output terminal mouth of said power supply handover module and said vehicle audio governor circuit electrically connect.
The beneficial effect of the utility model is: the charger that is provided with storage battery in the circuit structure of the utility model and storage battery is charged; It also comprises power supply switch circuit; Power supply switch circuit electrically connects with automobile power source and storage battery respectively, and the current output terminal mouth of power supply switch circuit and vehicle audio governor circuit electrically connect; By this; In the moment that the igniter of automobile starts; The power supply that the power supply handover module receives after the data confidence that vehicle power supply voltage changes at once the vehicle audio governor circuit switches to storage battery, has guaranteed the operate as normal of vehicle audio, can not cause harmful effect to the user.
Description of drawings
Fig. 1 is the block flowsheet sketch map of the utility model.
Among the figure: 1, automobile power source; 2, igniter; 3, storage battery; 4, charger; 5, power supply handover module; 6, vehicle audio governor circuit.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is further specified:
With reference to shown in Figure 1, the vehicle audio of this embodiment, it comprises automobile power source 1, igniter 2, vehicle audio and is arranged at the vehicle audio governor circuit 6 of vehicle audio that said automobile power source 1 electrically connects with said igniter 2; It also comprises charger 4, storage battery 3, power supply handover module 5; The current input terminal mouth of said charger 4 and the current output terminal mouth of said automobile power source 1 electrically connect; Said charger 4 electrically connects with said storage battery 3; Said power supply handover module 5 electrically connects with said automobile power source 1 and said storage battery 3 respectively, and the current output terminal mouth of said power supply handover module 5 and said vehicle audio governor circuit 6 electrically connect.
The charger 4 that is provided with storage battery 3 in the circuit structure of this sound equipment and storage battery 3 is charged; It also comprises power supply handover module 5; Power supply handover module 5 electrically connects with automobile power source 1 and storage battery 3 respectively, and the current output terminal mouth of power supply handover module 5 and vehicle audio governor circuit 6 electrically connect; By this; In the moment that the igniter of automobile 2 starts; The power supply that power supply handover module 5 receives after the data confidence of automobile power source 1 change in voltage at once vehicle audio governor circuit 6 switches to storage battery 3, has guaranteed the operate as normal of vehicle audio, can not cause harmful effect to the user.
According to the announcement and the instruction of above-mentioned specification, the utility model those skilled in the art can also carry out suitable change and modification to above-mentioned execution mode.Therefore, the embodiment that discloses and describe above the utility model is not limited to is in the protection range of the claim that also should fall into the utility model to some modifications and the change of the utility model.In addition, although used some specific terms in this specification, these terms are explanation for ease just, the utility model is not constituted any restriction.
Claims (1)
1. the vehicle audio of an auto switching electric source, it comprises automobile power source, igniter, vehicle audio and is arranged at the vehicle audio governor circuit of vehicle audio that said automobile power source and said igniter electrically connect; It is characterized in that: it also comprises charger, storage battery, power supply handover module; The current input terminal mouth of said charger and the current output terminal mouth of said automobile power source electrically connect; Said charger and said storage battery electrically connect; Said power supply handover module electrically connects with said automobile power source and said storage battery respectively, and the current output terminal mouth of said power supply handover module and said vehicle audio governor circuit electrically connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120313922XU CN202261770U (en) | 2011-08-25 | 2011-08-25 | Vehicle-mounted sound equipment capable of automatically switching power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120313922XU CN202261770U (en) | 2011-08-25 | 2011-08-25 | Vehicle-mounted sound equipment capable of automatically switching power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202261770U true CN202261770U (en) | 2012-05-30 |
Family
ID=46122944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120313922XU Expired - Fee Related CN202261770U (en) | 2011-08-25 | 2011-08-25 | Vehicle-mounted sound equipment capable of automatically switching power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202261770U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105354894A (en) * | 2015-09-30 | 2016-02-24 | 北京奇虎科技有限公司 | Vehicle data recorder power supply method and apparatus |
-
2011
- 2011-08-25 CN CN201120313922XU patent/CN202261770U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105354894A (en) * | 2015-09-30 | 2016-02-24 | 北京奇虎科技有限公司 | Vehicle data recorder power supply method and apparatus |
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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 | ||
| CP02 | Change in the address of a patent holder |
Address after: 518000 Guangdong city of Shenzhen province Baoan District Guanlan Street Sin Hang community building sixth, building 7, Guanzhang Patentee after: Shenzhen Soling Industrial Co., Ltd. Address before: 518000 Guangdong city of Shenzhen province Baoan District Guanlan Street Community Fumin Xikeng old village soling Technology Industrial Park building A.B.C Patentee before: Shenzhen Soling Industrial Co., Ltd. |
|
| DD01 | Delivery of document by public notice | ||
| DD01 | Delivery of document by public notice |
Addressee: Shenzhen Souling Industrial Co., Ltd. Document name: Notification to Pay the Fees |
|
| DD01 | Delivery of document by public notice | ||
| DD01 | Delivery of document by public notice |
Addressee: SHENZHEN SOLING INDUSTRIAL Co.,Ltd. Document name: Notification of Termination of Patent Right |
|
| 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: 20120530 Termination date: 20190825 |