CN204794321U - LED emergency power source with wrong function of self -checking newspaper - Google Patents
LED emergency power source with wrong function of self -checking newspaper Download PDFInfo
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- CN204794321U CN204794321U CN201520475046.9U CN201520475046U CN204794321U CN 204794321 U CN204794321 U CN 204794321U CN 201520475046 U CN201520475046 U CN 201520475046U CN 204794321 U CN204794321 U CN 204794321U
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- circuit
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- emergency power
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Abstract
The utility model provides a LED emergency power source with wrong function of self -checking newspaper, including the ACDC converting circuit who has the undervoltage protection function, double -pole double -throw, the charge -discharge battery, DCDC boost circuit, failure detector circuit, trouble newspaper mismatch piece and LED lamp, ACDC converting circuit and double -pole double -throw's signal input part electric connection, double -pole double -throw charge the input with put electrical output respectively with charge -discharge battery and DCDC boost circuit electric connection, DCDC boost circuit respectively with failure detector circuit and LED lamp electric connection, failure detector circuit and trouble newspaper mismatch piece electric connection, failure detector circuit is including overflowing overvoltage crowbar. The utility model discloses owing to adopted failure detector circuit and trouble newspaper mismatch piece, detect as failure detector circuit open a way, the short circuit, overflow, during trouble such as excessive pressure or / and transposition, trouble newspaper mismatch piece will send the wrong information of trouble newspaper, has the function, long service life, the warning user that protect LED emergency power source and has advantages such as trouble and easy operation convenience.
Description
Technical field
the utility model relates to emergency power supply technical field, especially relates to a kind ofly having self-inspection and reporting an error the LED emergency power supply of function.
Background technology
Emergency power supply is after normal illumination dump or electrical breakdown, and can effectively throw light on and show fire escape, therefore emergency power supply be widely used in various occasion, as in factories and miness, office, school, building and tunnel.Existing emergency power supply is divided into traditional emergency power supply and LED emergency power supply, and traditional emergency power supply is all generally connect in succession with the alternating current direct of 220V, and does not have the difference of both positive and negative polarity when installing the illuminating lamp of traditional emergency power supply.And LED emergency power supply is different; require as direct current input; polarity is had to distinguish when installing the LED of LED emergency power supply; once connection error, under the prerequisite not having design protection circuit, very easily LED emergency power supply is burnt out; and when being short-circuited, overcurrent, the fault such as overvoltage and/or reversal connection time; if not in time by failture evacuation, be not only easy to damage LED emergency power supply, shorten the useful life of LED emergency power supply.Particularly when after normal illumination dump or electrical breakdown, LED emergency power supply can not emergency lighting owing to there is fault, thus makes LED emergency power supply can not throw light on and show fire escape, brings inconvenience to people's life.
Utility model content
In order to overcome the problems referred to above, the utility model provides a kind of to society to be had the self-inspection that has that defencive function, long service life and reminding user exist fault and to report an error the LED emergency power supply of function.
The technical solution of the utility model is: provide a kind of and have self-inspection and to report an error the LED emergency power supply of function, comprise the AC/DC change-over circuit with under-voltage protection function, double-point double-throw switch, charge-discharge battery, DC/DC booster circuit, failure detector circuit, fault reports an error module and LED, the signal input part of described AC/DC change-over circuit and described double-point double-throw switch is electrically connected, charging input end and the electric discharge output of described double-point double-throw switch are electrically connected with described charge-discharge battery and described DC/DC booster circuit respectively, described DC/DC booster circuit is electrically connected with described failure detector circuit and described LED respectively, described failure detector circuit and the described fault module that reports an error is electrically connected, described failure detector circuit comprises overcurrent-overvoltage protecting circuit.
As to improvement of the present utility model, also comprise charging control circuit, described AC/DC change-over circuit is electrically connected by the signal input part of described charging control circuit and described double-point double-throw switch.
As to improvement of the present utility model, also comprise charging indicator light, described charging indicator light and described charging control circuit are electrically connected.
As to improvement of the present utility model, also comprise Test Switchboard, described Test Switchboard and described AC/DC change-over circuit are electrically connected, and described Test Switchboard controls conducting or the shutoff of described AC/DC change-over circuit.
As to improvement of the present utility model, also comprise battery low-voltage testing circuit, one end of described battery low-voltage testing circuit and the electric discharge output of described double-point double-throw switch are electrically connected, and the other end and described DC/DC booster circuit are electrically connected.
As to improvement of the present utility model, also comprise emergent indicator light, described emergent indicator light and described DC/DC booster circuit are electrically connected.
As to improvement of the present utility model, the described fault module that reports an error is that report an error indicator light and/or fault of fault reports an error loudspeaker.
As to improvement of the present utility model, described double-point double-throw switch is dpdt relay.
As to improvement of the present utility model, described failure detector circuit also comprises LED open loop protection circuit.
As to improvement of the present utility model, also comprise insertion terminal, described charge-discharge battery is by being electrically connected the charging input end of insertion terminal and described double-point double-throw switch.
The utility model to report an error module owing to have employed AC/DC change-over circuit, failure detector circuit and the fault with under-voltage protection function, when the voltage of civil power is lower than rated value, AC/DC change-over circuit will start under-voltage protection function, makes LED emergency power supply be in emergency lighting state; When failure detector circuit detect open circuit, short circuit, overcurrent, overvoltage or/and the faults such as reversal connection time, the fault module that reports an error will send fault error information, and reminding user eliminates fault, and after Failure elimination, the fault module that reports an error stops sending error information; Additionally use Test Switchboard and battery low-voltage testing circuit; battery low-voltage testing circuit can prevent charge-discharge battery over-discharge thus shorten the useful life of charge-discharge battery; and charge-discharge battery is by being electrically connected insertion terminal and double-point double-throw switch; the reversal connection of charge-discharge battery can be avoided like this, there is the function of protection LED emergency power supply, long service life, reminding user exist fault and the advantage such as simple to operation.
Accompanying drawing explanation
Fig. 1 is circuit theory block diagram of the present utility model.
Wherein: 1.AC/DC change-over circuit; 11. power supply indicators; 2. charging control circuit; 21. charging indicator lights; 3. double-point double-throw switch; 4. charge-discharge battery; 5. battery low-voltage testing circuit; 6. failure detector circuit; 61. faults report an error indicator light; 7.DC/DC booster circuit; 71. emergent indicator lights; 8.LED lamp; 9. Test Switchboard.
Embodiment
In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " connection ", " being connected " should be interpreted broadly, and such as, can be fixedly connected with, and also can be that dismounting connects, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also can be indirectly be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition above-mentioned term can be understood at concrete meaning of the present utility model.
Refer to Fig. 1, what Fig. 1 disclosed is a kind ofly has self-inspection and to report an error the LED emergency power supply of function, comprise the AC/DC change-over circuit 1 with under-voltage protection function, double-point double-throw switch 3, charge-discharge battery 4, DC/DC booster circuit 7, failure detector circuit 6, fault reports an error module and LED 8, described AC/DC change-over circuit 1 is electrically connected with the signal input part of described double-point double-throw switch 3, charging input end and the electric discharge output of described double-point double-throw switch 3 are electrically connected with described charge-discharge battery 4 and described DC/DC booster circuit 7 respectively, described DC/DC booster circuit 7 is electrically connected with described failure detector circuit 6 and described LED 8 respectively, described failure detector circuit 6 and the described fault module that reports an error is electrically connected, described failure detector circuit 6 comprises overcurrent-overvoltage protecting circuit.
In the present embodiment; described AC/DC change-over circuit 1 is electrically connected with civil power; when the voltage of civil power is lower than rated value; described AC/DC change-over circuit 1 will start under-voltage protection function; close the voltage of the input in described AC/DC change-over circuit 1; described charging input end and described electric discharge output are electrically conducted, even if described LED emergency power supply is in emergency lighting state.Want to make described AC/DC change-over circuit 1 have under-voltage protection function, then must be provided with under-voltage protecting circuit at described AC/DC change-over circuit 1.Also comprise power supply indicator 11, described power supply indicator 11 is electrically connected with described AC/DC change-over circuit 1, and the light that described power supply indicator 11 sends is green glow, and when civil power is cut-off or do not have electricity, described power supply indicator 11 is not luminous; When civil power is not cut-off or do not have electricity, described power supply indicator 11 is luminous.
In the present embodiment, also comprise charging control circuit 2, described AC/DC change-over circuit 1 is electrically connected with described signal input part by described charging control circuit 2.After the charging complete of described charge-discharge battery 4, and when not having to cut off the civil power be electrically connected with described AC/DC change-over circuit 1, described charging control circuit 2 is electrically conducted with described charge-discharge battery 4 by described double-point double-throw switch 3, when the electricity step-down of described charge-discharge battery 4, described charging control circuit 2 will charge to described charge-discharge battery 4, during charging, described signal input part and described charging input end electrically conduct.
In the present embodiment, also comprise charging indicator light 21, described charging indicator light 21 is electrically connected with described charging control circuit 2, it is only red that described charging indicator light 21 sends, described charging indicator light 21 is for showing the electricity of described charge-discharge battery 4, when described charge-discharge battery 4 electricity step-down and when being in charged state, described charging indicator light 21 is luminous or intermittently luminous.
In the present embodiment, also comprise Test Switchboard 9, described Test Switchboard 9 is electrically connected with described AC/DC change-over circuit 1, and described Test Switchboard 9 controls being turned on or off of described AC/DC change-over circuit 1.After described AC/DC change-over circuit 1 disconnects, described charging input end and described electric discharge output electrically conduct, described charge-discharge battery 4 is electrically conducted with described LED 8 by described double-point double-throw switch 3 and described DC/DC booster circuit 7, if described LED 8 luminescence illustrates that described LED emergency power supply can use and not break down, if described LED 8 does not have luminous explanation, described LED emergency power supply can not use and break down, and needs staff to keep in repair described LED emergency power supply.
In the present embodiment, also comprise battery low-voltage testing circuit 5, one end of described battery low-voltage testing circuit 5 and the electric discharge output of described double-point double-throw switch 3 are electrically connected, and the other end and described DC/DC booster circuit 7 are electrically connected.When described LED emergency power supply is in emergency lighting state, the voltage of described battery low-voltage testing circuit 5 to described charge-discharge battery 4 detects, when described battery low-voltage testing circuit 5 detects the voltage of described charge-discharge battery 4 lower than minimum threshold voltage, described battery low-voltage testing circuit 5 will control described DC/DC booster circuit 7 and disconnect, even if described LED 8 is not luminous.The benefit of such design is, it is excessive that described battery low-voltage testing circuit 5 can prevent described charge-discharge battery 4 from discharging effectively, thus shortens the useful life of described charge-discharge battery 4.
In the present embodiment, also comprise emergent indicator light 71, described emergent indicator light 71 is electrically connected with described DC/DC booster circuit 7, the only blueness that described emergent indicator light 71 sends, when described LED emergency power supply is in emergency lighting state, described emergent indicator light 71 is luminous, and described double-point double-throw switch 3 is dpdt relays.
In the present embodiment, the described fault module that reports an error is that report an error indicator light 61 and/or fault of fault reports an error loudspeaker, and described failure detector circuit 6 also comprises LED 8 open loop protection circuit, short-circuit protection circuit and/or reverse-connection protection circuit.When described failure detector circuit 6 detect exist open circuit, short circuit, overcurrent, overvoltage or/and the faults such as reversal connection time, the described fault module that reports an error will send fault error information, as sound and/or the light that reports an error (sodium yellow) of reporting an error, thus reminding user eliminates fault, after Failure elimination, described fault report an error module stop send error information.
In the present embodiment, also comprise insertion terminal, described charge-discharge battery 4 is by being electrically connected the charging input end of insertion terminal and described double-point double-throw switch 3, described female terminal and male terminal are comprised to insertion terminal, described female terminal and described double-point double-throw switch 3 are electrically connected, and described male terminal and described charge-discharge battery 4 are electrically connected; Or described male terminal and described double-point double-throw switch 3 are electrically connected, described female terminal and described charge-discharge battery 4 are electrically connected.The mains electricity input end of described LED emergency power supply with the link position being connected described LED 8 all adopt screw to reach the standard grade the connected mode of terminal board, facilitate the operation of staff like this.The utility model has protects the function of described LED emergency power supply, long service life, reminding user to there is fault and the advantage such as simple to operation.
Claims (10)
1. one kind has self-inspection and to report an error the LED emergency power supply of function, it is characterized in that: comprise the AC/DC change-over circuit with under-voltage protection function, double-point double-throw switch, charge-discharge battery, DC/DC booster circuit, failure detector circuit, fault reports an error module and LED, the signal input part of described AC/DC change-over circuit and described double-point double-throw switch is electrically connected, charging input end and the electric discharge output of described double-point double-throw switch are electrically connected with described charge-discharge battery and described DC/DC booster circuit respectively, described DC/DC booster circuit is electrically connected with described failure detector circuit and described LED respectively, described failure detector circuit and the described fault module that reports an error is electrically connected, described failure detector circuit comprises overcurrent-overvoltage protecting circuit.
2. according to claim 1 have self-inspection and to report an error the LED emergency power supply of function, and it is characterized in that: also comprise charging control circuit, described AC/DC change-over circuit is electrically connected by the signal input part of described charging control circuit and described double-point double-throw switch.
3. according to claim 2 have self-inspection and to report an error the LED emergency power supply of function, and it is characterized in that: also comprise charging indicator light, described charging indicator light and described charging control circuit are electrically connected.
4. according to claim 1 and 2 have self-inspection and to report an error the LED emergency power supply of function, it is characterized in that: also comprise Test Switchboard, described Test Switchboard and described AC/DC change-over circuit are electrically connected, and described Test Switchboard controls conducting or the shutoff of described AC/DC change-over circuit.
5. according to claim 1 and 2 have self-inspection and to report an error the LED emergency power supply of function, it is characterized in that: also comprise battery low-voltage testing circuit, one end of described battery low-voltage testing circuit and the electric discharge output of described double-point double-throw switch are electrically connected, and the other end and described DC/DC booster circuit are electrically connected.
6. according to claim 1 and 2 have self-inspection and to report an error the LED emergency power supply of function, and it is characterized in that: also comprise emergent indicator light, described emergent indicator light and described DC/DC booster circuit are electrically connected.
7. according to claim 1 and 2 have self-inspection and to report an error the LED emergency power supply of function, it is characterized in that: the described fault module that reports an error is that report an error indicator light and/or fault of fault reports an error loudspeaker.
8. according to claim 1 and 2 have self-inspection and to report an error the LED emergency power supply of function, it is characterized in that: described double-point double-throw switch is dpdt relay.
9. according to claim 1 and 2 have self-inspection and to report an error the LED emergency power supply of function, it is characterized in that: described failure detector circuit also comprises LED open loop protection circuit.
10. according to claim 1 and 2 have self-inspection and to report an error the LED emergency power supply of function, and it is characterized in that: also comprise insertion terminal, described charge-discharge battery is by being electrically connected the charging input end of insertion terminal and described double-point double-throw switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520475046.9U CN204794321U (en) | 2015-07-01 | 2015-07-01 | LED emergency power source with wrong function of self -checking newspaper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520475046.9U CN204794321U (en) | 2015-07-01 | 2015-07-01 | LED emergency power source with wrong function of self -checking newspaper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204794321U true CN204794321U (en) | 2015-11-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520475046.9U Expired - Fee Related CN204794321U (en) | 2015-07-01 | 2015-07-01 | LED emergency power source with wrong function of self -checking newspaper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204794321U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107124034A (en) * | 2017-06-01 | 2017-09-01 | 合肥尚强电气科技有限公司 | A kind of emergency power plant circuit protection system |
| CN111740275A (en) * | 2020-06-09 | 2020-10-02 | 国网新疆电力有限公司哈密供电公司 | Open circuit processing device for current secondary circuit |
-
2015
- 2015-07-01 CN CN201520475046.9U patent/CN204794321U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107124034A (en) * | 2017-06-01 | 2017-09-01 | 合肥尚强电气科技有限公司 | A kind of emergency power plant circuit protection system |
| CN111740275A (en) * | 2020-06-09 | 2020-10-02 | 国网新疆电力有限公司哈密供电公司 | Open circuit processing device for current secondary circuit |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20180701 |