CN202863179U - Small size vehicle power supply - Google Patents
Small size vehicle power supply Download PDFInfo
- Publication number
- CN202863179U CN202863179U CN2012205528369U CN201220552836U CN202863179U CN 202863179 U CN202863179 U CN 202863179U CN 2012205528369 U CN2012205528369 U CN 2012205528369U CN 201220552836 U CN201220552836 U CN 201220552836U CN 202863179 U CN202863179 U CN 202863179U
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- CN
- China
- Prior art keywords
- circuit
- power supply
- small size
- voltage
- power
- 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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- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
Abstract
The utility model discloses a small size vehicle power supply. The small size vehicle power supply comprises a power supply shell body, a storage battery and a power supply circuit. The storage barter and the power supply circuit are arranged in the inner portion of power supply shell body and electrically connected. The power supply circuit comprises an input end, a switch voltage stabilization circuit, a filtering rectifying circuit, an output end and a protective circuit which is connected between the input end an the output end, and the input end, the switch voltage stabilization circuit, the filtering rectifying circuit, the output end and the protective circuit are connected in sequence. The protective circuit comprises an input low-voltage protection circuit, an input opposite connection protective circuit, an overheat protective circuit and a short circuit protective circuit. Due to the method, the small size vehicle power supply is capable of guaranteeing stable work, strong in self-defensive capability and stable in working.
Description
Technical field
The utility model relates to vehicle electric field, particularly relates to a kind of small size power supply.
Background technology
The vehicle power storage battery; it is the public power of vehicle electronic device and other many vehicle mounted electrical apparatus; the work of these electronic machines and electrical equipment all leans on it that the energy is provided in same car; in this specific environment for use; owing to exist a large amount of such as starter motor; air conditioner motor; multiple light fixture; the electrical equipment of the perceptual electronics package such as Windshield Wiper; when having many people again the electronic machine with inverter to be inserted into the socket of automobile power source often just the blowout of power supply; cause power supply to work; if these power supplys are in the situation of unprotected circuit or protective circuit deficiency; thereby probably cause inverter heating to cause fire, all can work the mischief to user's lives and properties.
The utility model content
The technical matters that the utility model mainly solves provides a kind of small size power supply, can guarantee working stability, and self-protection ability is strong, working stability.
For solving the problems of the technologies described above; the technical scheme that the utility model adopts is: a kind of small size power supply is provided; comprise: power shell, storage battery and power circuit; described storage battery and power circuit are arranged on the inner and electric connection of power shell; described power circuit comprise successively input end, switch voltage-stabilizing circuit, filter rectifier, the mouth that connects and be connected to input end and mouth between protective circuit, described protective circuit comprises input undervoltage protection circuit, input reverse-connection protective circuit, overheating protection circuit and short-circuit protection circuit.
In preferred embodiment of the utility model, described switch voltage-stabilizing circuit comprises switch circuit, pulse-width modulation circuit, reference voltage circuit and sawtooth voltage circuit.
In preferred embodiment of the utility model, described filter rectifier comprises bridge rectifier circuit and filter circuit.
In preferred embodiment of the utility model, be parallel with antijamming blackout on the described mouth, described antijamming blackout comprises that inverse voltage suppresses circuit, absorbs voltage setting circuit and absorbs the harassing and wrecking pulse voltage circuit.
In preferred embodiment of the utility model, described power shell is metal screen case.
The beneficial effects of the utility model are: the utility model small size power supply can guarantee working stability, and self-protection ability is strong, working stability.
Description of drawings
Fig. 1 is the structural representation of the utility model small size power supply one preferred embodiment;
The mark of each parts is as follows in the accompanying drawing: 1, power shell, 2, storage battery, 3, power circuit; 4, input end; 5, switch voltage-stabilizing circuit, 6, filter rectifier, 7, mouth; 8, protective circuit; 9, under-voltage protecting circuit, 10, the input reverse-connection protective circuit, 11, overheating protection circuit; 12, short-circuit protection circuit, 13, antijamming blackout.
The specific embodiment
Below in conjunction with accompanying drawing preferred embodiment of the present utility model is described in detail, thereby so that advantage of the present utility model and feature can be easier to be it will be appreciated by those skilled in the art that protection domain of the present utility model is made more explicit defining.
See also Fig. 1; a kind of small size power supply; comprise: power shell 1, storage battery 2 and power circuit 3; described storage battery 2 and power circuit 3 are arranged on power shell 1 inner and electric connection; described power circuit 3 comprise successively input end 4, switch voltage-stabilizing circuit 5, filter rectifier 6, the mouth 7 that connects and be connected to input end 4 and mouth 7 between protective circuit 8, described protective circuit 8 comprises input undervoltage protection circuit 9, input reverse-connection protective circuit 10, overheating protection circuit 11 and short-circuit protection circuit 12.
In addition, described switch voltage-stabilizing circuit 5 comprises switch circuit, pulse-width modulation circuit, reference voltage circuit and sawtooth voltage circuit.
In addition, described filter rectifier 6 comprises bridge rectifier circuit and filter circuit.
In addition, be parallel with antijamming blackout 13 on the described mouth 7, described antijamming blackout 13 comprises that inverse voltage suppresses circuit, absorbs voltage setting circuit and absorbs the harassing and wrecking pulse voltage circuit.
In addition, described power shell 1 is metal screen case.
Be different from prior art, the utility model small size power supply can guarantee working stability, and self-protection ability is strong, working stability.
The above only is embodiment of the present utility model; be not so limit claim of the present utility model; every equivalent structure or equivalent flow process conversion that utilizes the utility model specification sheets and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present utility model.
Claims (5)
1. small size power supply; it is characterized in that; comprise: power shell, storage battery and power circuit; described storage battery and power circuit are arranged on the inner and electric connection of power shell; described power circuit comprise successively input end, switch voltage-stabilizing circuit, filter rectifier, the mouth that connects and be connected to input end and mouth between protective circuit, described protective circuit comprises input undervoltage protection circuit, input reverse-connection protective circuit, overheating protection circuit and short-circuit protection circuit.
2. small size power supply according to claim 1 is characterized in that, described switch voltage-stabilizing circuit comprises switch circuit, pulse-width modulation circuit, reference voltage circuit and sawtooth voltage circuit.
3. small size power supply according to claim 1 is characterized in that, described filter rectifier comprises bridge rectifier circuit and filter circuit.
4. small size power supply according to claim 1 is characterized in that, is parallel with antijamming blackout on the described mouth, and described antijamming blackout comprises that inverse voltage suppresses circuit, absorbs voltage setting circuit and absorbs the harassing and wrecking pulse voltage circuit.
5. small size power supply according to claim 1 is characterized in that, described power shell is metal screen case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205528369U CN202863179U (en) | 2012-10-26 | 2012-10-26 | Small size vehicle power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205528369U CN202863179U (en) | 2012-10-26 | 2012-10-26 | Small size vehicle power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202863179U true CN202863179U (en) | 2013-04-10 |
Family
ID=48029926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012205528369U Expired - Fee Related CN202863179U (en) | 2012-10-26 | 2012-10-26 | Small size vehicle power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202863179U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102923076A (en) * | 2012-10-26 | 2013-02-13 | 常州能动电子科技有限公司 | Small vehicle-mounted power supply |
| CN105235488A (en) * | 2015-10-20 | 2016-01-13 | 莆田市云驰新能源汽车研究院有限公司 | Polymer battery combined automobile frame |
-
2012
- 2012-10-26 CN CN2012205528369U patent/CN202863179U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102923076A (en) * | 2012-10-26 | 2013-02-13 | 常州能动电子科技有限公司 | Small vehicle-mounted power supply |
| CN105235488A (en) * | 2015-10-20 | 2016-01-13 | 莆田市云驰新能源汽车研究院有限公司 | Polymer battery combined automobile frame |
| CN105235488B (en) * | 2015-10-20 | 2016-06-15 | 福建省汽车工业集团云度新能源汽车股份有限公司 | A kind of polymer battery automobile frame |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130410 Termination date: 20131026 |