CN203522242U - Portable automotive ignition emergency power supply - Google Patents
Portable automotive ignition emergency power supply Download PDFInfo
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- CN203522242U CN203522242U CN201320587753.8U CN201320587753U CN203522242U CN 203522242 U CN203522242 U CN 203522242U CN 201320587753 U CN201320587753 U CN 201320587753U CN 203522242 U CN203522242 U CN 203522242U
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- power supply
- emergency power
- portable vehicle
- igniting
- circuit
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Abstract
The utility model relates to a portable automotive ignition emergency power supply. The portable automotive ignition emergency power supply includes a power supply housing, a lithium battery installed in the power supply housing, an MOSFET switching circuit connected to the lithium battery and a protection circuit. The portable automotive ignition emergency power supply achieves high current output and fast switch-off by use of the high-power MOSFET switching circuit; achieves circuit protection in cases of short circuit, overcurrent and reverse connection by use of the protection circuit and improves the safety of power equipment and vehicles; and is small in size and easy to carry with the use of the lithium battery.
Description
Technical field
The utility model relates to car emergency power supply, particularly relates to a kind of portable vehicle igniting emergency power supply.
Background technology
Traditional automotive ignition emergency power supply is generally used lead accumulator; because of the lead accumulator with automobile use same size; do not have cell safety risk, capacity is large, and access times are many; yet reach ignition trigger effect; need volume very large, and quality is also very large, is inconvenient to carry; and without short circuit and overcurrent protection, easily there is security incident.
Utility model content
Based on this, be necessary to start for lead accumulator the problem that volume was very much not convenient for carrying and existed potential safety hazard, provide a kind of and be convenient for carrying and safe portable vehicle igniting emergency power supply.
A portable vehicle igniting emergency power supply, comprises outer casing of power supply, is arranged on the lithium battery in outer casing of power supply, switch mosfet circuit and the protective circuit being connected with described lithium battery.
Therein in an embodiment, described portable vehicle igniting emergency power supply also comprises the start detection circuit being connected with described switch mosfet circuit, described start detection electric circuit inspection is after automobile engine starting, control described switch mosfet circuit and close, disconnection engine is connected with described lithium battery.
In an embodiment, described outer casing of power supply comprises drain pan and upper cover therein, and described upper cover covers on described drain pan and is fixedly connected with.
Therein in an embodiment, cover on described and establish panel.
Therein in an embodiment, cover on described and be provided with groove, described panel is placed in described groove.
In an embodiment, described panel end face and described upper cover top surface are at grade therein.
Therein in an embodiment, the curved shape of a side of described groove, the radian of described arc shape is 135 degree.
In an embodiment, described panel is provided with display screen, interface, indicator light and startup button therein.
Therein in an embodiment, described portable vehicle igniting emergency power supply also comprises test circuit for cell status, and described test circuit for cell status is connected with described display screen, by the battery status parameter display of detection on described display screen.
Therein in an embodiment, cover on described and be provided with transparency window, described display screen faces described transparency window.
Above-mentioned portable vehicle igniting emergency power supply; adopt powerful switch mosfet circuit realize High-current output and turn-off fast; adopt protective circuit to realize the circuit protection in short circuit, overcurrent and reversal connection situation; improved the fail safe of power-supply device and vehicle; adopt lithium battery volume little, be convenient for carrying.
In addition, detect the state of battery, and be presented on display screen, person easy to use understands battery status in time, rationally uses battery, improves the utilance of battery; After detecting engine start, close switch mosfet circuit, prevent that engine from refluxing to lithium cell charging, protection cell safety.
Accompanying drawing explanation
Fig. 1 is the structural representation of portable vehicle igniting emergency power supply in an embodiment;
Fig. 2 is the circuit theory diagrams of switch mosfet circuit;
Fig. 3 is the schematic perspective view of drain pan;
Fig. 4 is the vertical view of drain pan;
Fig. 5 is the schematic perspective view of upper cover;
Fig. 6 is the vertical view of upper cover;
Fig. 7 is panel schematic diagram.
Embodiment
Below in conjunction with specific embodiment and accompanying drawing, the structure of portable vehicle igniting emergency power supply is described in detail, so that it is clearer.
As shown in Figure 1, be the structural representation of portable vehicle igniting emergency power supply in an embodiment.This portable vehicle igniting emergency power supply, comprises outer casing of power supply 100, is arranged on the lithium battery 200 in outer casing of power supply 100, the switch mosfet circuit 300 being connected with lithium battery 200 and protective circuit 400.
Switch mosfet circuit 300 can be realized and be less than the quick overcurrent of 300 microsecond and short circuit shutoff, thus protection power source and vehicle safety.The circuit theory diagrams of switch mosfet circuit are as shown in 2.In Fig. 2, the starting switch of engine is by the emitter of the first diode D1 forward connecting triode T1, by the base stage of the second diode D2 forward connecting triode T1, between the base stage of triode T1 and collector electrode, by the first resistance R 1, be connected, the emitter of triode T1 is connected with the grid of a MOSFET pipe M1 by the second resistance R 2, by the 3rd resistance R 3, be connected with the grid of the 2nd MOSFET pipe M2, and a MOSFET pipe M1 is connected and ground connection with the source electrode of the 2nd MOSFET pipe M2, the 4th resistance R 4 of connecting between the grid of the one MOSFET pipe M1 and source electrode, the 5th resistance R 5 of connecting between the grid of the 2nd MOSFET pipe M2 and source electrode, the collector electrode of triode T1 is connected to the tie point of M1 and M2 source electrode, and ground connection, the source electrode of the one MOSFET pipe M1 and drain electrode series connection the first voltage-stabiliser tube Z1, the source electrode of the 2nd MOSFET pipe M2 and drain electrode series connection the second voltage-stabiliser tube Z2.The source electrode of the one MOSFET pipe M1 connects 12V input voltage, the source electrode output 12V voltage of the 2nd MOSFET pipe M2.
Protective circuit 400, with reversal connection protection function, short-circuit protection and overcurrent protection, can realize the in the situation that of misoperation, locked output function, protection personnel and device security.Protective circuit 400 can adopt current overcurrent protection, short-circuit protection and reverse-connection protection circuit.
In one embodiment, upper portable vehicle igniting emergency power supply also comprises the start detection circuit being connected with switch mosfet circuit 300, this start detection electric circuit inspection, after automobile engine starting, is controlled this switch mosfet circuit 300 and is closed, and disconnection engine is connected with lithium battery 200.
Fig. 3 is the schematic perspective view of drain pan; Fig. 4 is the vertical view of drain pan; Fig. 5 is the schematic perspective view of upper cover; Fig. 6 is the vertical view of upper cover; Fig. 7 is panel schematic diagram.As shown in Fig. 3 to Fig. 7, outer casing of power supply 100 comprises drain pan 110 and upper cover 120, and upper cover 120 covers on drain pan 110 and is fixedly connected with.Upper cover 120 and drain pan 110 can be fixedly connected with or miscellaneous part is fixedly connected with by screw.
As shown in Figure 3, drain pan 110 forms accommodation space, the convenient circuit structures such as lithium battery 200, switch mosfet circuit of placing.Drain pan 110 is provided with draw-in groove 112.
As shown in Fig. 5 and Fig. 7, on upper cover 120, establish panel 130.In the present embodiment, upper cover 120 is provided with groove 122, and panel 130 is placed in groove 122.In other embodiments, panel 130 can be arranged on upper cover 120, does not need to arrange groove.Upper cover 120 is provided with the snap fit (not shown) engaging with draw-in groove 112.
Preferably, panel 130 end faces and upper cover 120 end faces are at grade.Upper cover 120 is provided with transparency window 124.The curved shape of groove 122 1 side on upper cover 120, the radian of described arc shape is 135 degree.
As shown in Figure 7, panel 130 is provided with display screen 132, interface 134, indicator light 136 and starts button 138 and power button 139.Display screen 132 faces transparency window 124.
In one embodiment, above-mentioned portable vehicle igniting emergency power supply also comprises test circuit for cell status, and this test circuit for cell status is connected with display screen 132, by the battery status parameter display of detection on display screen 132.
Above-mentioned portable vehicle igniting emergency power supply; adopt powerful switch mosfet circuit realize High-current output and turn-off fast; adopt protective circuit to realize the circuit protection in short circuit, overcurrent and reversal connection situation; improved the fail safe of power-supply device and vehicle; adopt lithium battery volume little, be convenient for carrying.
In addition, detect the state of battery, and be presented on display screen, person easy to use understands battery status in time, rationally uses battery, improves the utilance of battery; After detecting engine start, close switch mosfet circuit, prevent that engine from refluxing to lithium cell charging, protection cell safety.
The above embodiment has only expressed several execution mode of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection range of the present utility model.Therefore, the protection range of the utility model patent should be as the criterion with claims.
Claims (9)
1. a portable vehicle igniting emergency power supply, is characterized in that, comprises outer casing of power supply, is arranged on the lithium battery in outer casing of power supply, switch mosfet circuit and the protective circuit being connected with described lithium battery;
Described portable vehicle igniting emergency power supply also comprises the start detection circuit being connected with described switch mosfet circuit, described start detection electric circuit inspection is after automobile engine starting, control described switch mosfet circuit and close, disconnection engine is connected with described lithium battery.
2. portable vehicle igniting emergency power supply according to claim 1, is characterized in that, described outer casing of power supply comprises drain pan and upper cover, and described upper cover covers on described drain pan and is fixedly connected with.
3. portable vehicle according to claim 2 igniting emergency power supply, is characterized in that, covers on described and establishes panel.
4. portable vehicle according to claim 3 igniting emergency power supply, is characterized in that, covers on described and is provided with groove, and described panel is placed in described groove.
5. portable vehicle igniting emergency power supply according to claim 4, is characterized in that, described panel end face and described upper cover top surface are at grade.
6. portable vehicle igniting emergency power supply according to claim 4, is characterized in that, the curved shape of a side of described groove, and the radian of described arc shape is 135 degree.
7. portable vehicle igniting emergency power supply according to claim 3, is characterized in that, described panel is provided with display screen, interface, indicator light and startup button.
8. portable vehicle according to claim 7 igniting emergency power supply, it is characterized in that, described portable vehicle igniting emergency power supply also comprises test circuit for cell status, described test circuit for cell status is connected with described display screen, by the battery status parameter display detecting on described display screen.
9. portable vehicle according to claim 7 igniting emergency power supply, is characterized in that, covers on described and is provided with transparency window, and described display screen faces described transparency window.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320587753.8U CN203522242U (en) | 2013-09-17 | 2013-09-17 | Portable automotive ignition emergency power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320587753.8U CN203522242U (en) | 2013-09-17 | 2013-09-17 | Portable automotive ignition emergency power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203522242U true CN203522242U (en) | 2014-04-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320587753.8U Expired - Fee Related CN203522242U (en) | 2013-09-17 | 2013-09-17 | Portable automotive ignition emergency power supply |
Country Status (1)
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| CN (1) | CN203522242U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015149542A1 (en) * | 2014-04-04 | 2015-10-08 | 苏州新逸喆电子科技有限公司 | Automobile emergency starting power supply |
| CN104979856A (en) * | 2014-04-04 | 2015-10-14 | 苏州新逸喆电子科技有限公司 | 12V jump starter using ternary lithium battery |
| CN104979855A (en) * | 2014-04-04 | 2015-10-14 | 苏州新逸喆电子科技有限公司 | Jump-starter used for diesel oil engine |
| WO2017005158A1 (en) * | 2015-07-05 | 2017-01-12 | Shen Zhen Jqb Industrial Co., Ltd | Battery boost apparatus |
| CN106655330A (en) * | 2016-10-27 | 2017-05-10 | 江苏科技大学 | Emergency power supply anti-short-circuit protection system |
| US10148099B2 (en) | 2015-07-01 | 2018-12-04 | Carrier Corporation | System and method for monitoring and controlling parallel batteries |
| US10424948B2 (en) | 2015-07-01 | 2019-09-24 | Carrier Corporation | Receptacle for monitoring and controlling parallel batteries |
-
2013
- 2013-09-17 CN CN201320587753.8U patent/CN203522242U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015149542A1 (en) * | 2014-04-04 | 2015-10-08 | 苏州新逸喆电子科技有限公司 | Automobile emergency starting power supply |
| CN104979856A (en) * | 2014-04-04 | 2015-10-14 | 苏州新逸喆电子科技有限公司 | 12V jump starter using ternary lithium battery |
| CN104979855A (en) * | 2014-04-04 | 2015-10-14 | 苏州新逸喆电子科技有限公司 | Jump-starter used for diesel oil engine |
| US10148099B2 (en) | 2015-07-01 | 2018-12-04 | Carrier Corporation | System and method for monitoring and controlling parallel batteries |
| US10424948B2 (en) | 2015-07-01 | 2019-09-24 | Carrier Corporation | Receptacle for monitoring and controlling parallel batteries |
| WO2017005158A1 (en) * | 2015-07-05 | 2017-01-12 | Shen Zhen Jqb Industrial Co., Ltd | Battery boost apparatus |
| US10826286B2 (en) | 2015-07-05 | 2020-11-03 | Shen Zhen Jqb Industrial Co., Ltd. | Battery boost apparatus |
| CN106655330A (en) * | 2016-10-27 | 2017-05-10 | 江苏科技大学 | Emergency power supply anti-short-circuit protection system |
| CN106655330B (en) * | 2016-10-27 | 2019-01-04 | 江苏科技大学 | A kind of anti-short circuit protection system of emergency power supply |
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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 |
Granted publication date: 20140402 Termination date: 20180917 |
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| CF01 | Termination of patent right due to non-payment of annual fee |