CN210868230U - Induction emergency lamp - Google Patents
Induction emergency lamp Download PDFInfo
- Publication number
- CN210868230U CN210868230U CN201920359225.4U CN201920359225U CN210868230U CN 210868230 U CN210868230 U CN 210868230U CN 201920359225 U CN201920359225 U CN 201920359225U CN 210868230 U CN210868230 U CN 210868230U
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- circuit
- power supply
- emergency
- supply circuit
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Abstract
The utility model provides an induction emergency lamp, which comprises a LED power supply circuit for providing working voltage for LEDs, an induction circuit for inducing human bodies, a power circuit for providing grid voltage, an emergency power circuit for providing voltage for LEDs when the grid is powered off, and a controller for controlling the power circuit and the emergency power circuit; the power circuit and the emergency power circuit are respectively connected with the LED power supply circuit, the emergency power circuit is connected with the signal output end of the controller, and the induction circuit is connected with the signal input end of the controller; the controller is also provided with a power supply detection end for detecting whether the power supply circuit has power grid voltage input; when the power supply detection end detects that the power supply circuit does not have the input of grid voltage, and when the sensing circuit outputs the signal of sensing the human body to the signal input end, the controller outputs a control signal through the signal output end to enable the emergency power supply circuit to discharge to the LED power supply circuit, thereby prolonging the emergency lighting duration of the emergency lamp.
Description
Technical Field
The utility model relates to the technical field of lighting technology, especially an emergency light.
Background
The emergency lamp is a lighting lamp with a standby power supply, and the lamp can be lightened for a period of time by the standby power supply when the power supply of a power grid is abnormal. Because of its nature, it is often installed in some critical location, and emergency lights can be used in the event of a power failure. However, the emergency lamp in the prior art is set to be normally on after the standby power supply is started, so that the standby power supply is quickly exhausted, and the time for the emergency lamp to maintain emergency lighting is short.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the main technical problem that a response emergency light is provided, the emergency lighting duration of emergency light can be prolonged.
In order to solve the technical problem, the utility model provides an induction emergency lamp, which comprises a LED power supply circuit for providing working voltage for the LED, an induction circuit for inducing a human body, a power supply circuit for providing grid voltage, an emergency power supply circuit for providing voltage for the LED when the grid is powered off, and a controller for controlling the power supply circuit and the emergency power supply circuit;
the power circuit and the emergency power circuit are respectively connected with the LED power supply circuit, the emergency power circuit is connected with the signal output end of the controller, and the induction circuit is connected with the signal input end of the controller; the controller is also provided with a power supply detection end for detecting whether the power supply circuit has power grid voltage input;
when the power supply detection end detects that the power supply circuit has no power grid voltage input and the induction circuit outputs a signal for inducing a human body to the signal input end, the controller outputs a control signal through the signal output end so that the emergency power supply circuit discharges to the LED power supply circuit.
In a preferred embodiment: the emergency power supply circuit comprises an emergency battery for charging and discharging and a discharging circuit for transmitting discharging voltage of the emergency battery; the discharging circuit is connected between the emergency battery and the LED power supply circuit, and the signal output end is connected with the discharging circuit.
In a preferred embodiment: the controller is a single chip microcomputer.
Compared with the prior art, the technical scheme of the utility model possess following beneficial effect:
the utility model provides a pair of response emergency light, after the mains voltage outage, whether someone exists in detecting emergency light surrounding environment through an induction circuit, if someone exists, emergency power supply circuit just can make it light to the LED power supply. When the person leaves, the emergency power supply circuit is powered off. Thus, the emergency lighting working time of the emergency lamp can be greatly prolonged. The existing emergency rescue time-efficiency generally exceeds 2 hours, the normally-on emergency lamp generally consumes the stored energy when the rescue arrives, and the equipment has a great chance to be used when the rescue arrives, so that the rescue environment is improved.
Drawings
Fig. 1 is a schematic block diagram of the circuit of the induction emergency lamp of the present invention.
Detailed Description
The technical solution of the present invention is further explained by the attached drawings and the detailed description.
Referring to fig. 1, an induction emergency lamp includes an LED power supply circuit 1 for supplying a working voltage to an LED, an induction circuit 2 for inducing a human body, a power supply circuit 4 for supplying a grid voltage, an emergency power supply circuit 5 for supplying a voltage to the LED when the grid is powered off, and a controller 3 for controlling the power supply circuit 4 and the emergency power supply circuit 5;
the power circuit 4 and the emergency power circuit 5 are respectively connected with the LED power supply circuit 1, the emergency power circuit 5 is connected with the signal output end of the controller 3, and the induction circuit 2 is connected with the signal input end of the controller 3; the controller 3 is also provided with a power supply detection end for detecting whether the power supply circuit 4 has power grid voltage input;
in particular, the emergency power circuit 5 includes an emergency battery for charging and discharging, and a discharge circuit for transmitting a discharge voltage of the emergency battery; the discharging circuit is connected between the emergency battery and the LED power supply circuit 1, and the signal output end is connected with the discharging circuit. The controller 3 is a single chip microcomputer.
When the power detection end detects that the power circuit 4 has no power grid voltage input and the sensing circuit 2 outputs a signal for sensing a human body to the signal input end, the controller 3 outputs a control signal through the signal output end so that an emergency battery of the emergency power circuit 5 discharges to the LED power supply circuit 1 through the discharging circuit.
Utensil is compared in prior art, the technical scheme of the utility model possess following beneficial effect:
the utility model provides a pair of response emergency light, after the grid voltage outage, whether someone exists in detecting emergency light surrounding environment through an induction circuit 2, if someone exists, emergency power supply circuit 5 just can make it light to the LED power supply. When the person leaves, the emergency power supply circuit 5 is powered off. Thus, the emergency lighting working time of the emergency lamp can be greatly prolonged. The existing emergency rescue time-efficiency generally exceeds 2 hours, the normally-on emergency lamp generally consumes the stored energy when the rescue arrives, and the equipment has a great chance to be used when the rescue arrives, so that the rescue environment is improved.
The above is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and variations or technical scope of the present invention disclosed may be easily conceived by those skilled in the art. Alternatives are intended to be within the scope of the invention. Therefore, the protection scope of the present invention should be determined by the scope of the claims.
Claims (3)
1. An induction emergency light, characterized by: the LED emergency power supply circuit comprises an LED power supply circuit for providing working voltage for an LED, an induction circuit for inducing a human body, a power supply circuit for providing power grid voltage, an emergency power supply circuit for providing voltage for the LED when the power grid is powered off, and a controller for controlling the power supply circuit and the emergency power supply circuit;
the power circuit and the emergency power circuit are respectively connected with the LED power supply circuit, the emergency power circuit is connected with the signal output end of the controller, and the induction circuit is connected with the signal input end of the controller; the controller is also provided with a power supply detection end for detecting whether the power supply circuit has power grid voltage input;
when the power supply detection end detects that the power supply circuit has no power grid voltage input and the induction circuit outputs a signal for inducing a human body to the signal input end, the controller outputs a control signal through the signal output end so that the emergency power supply circuit discharges to the LED power supply circuit.
2. An induction emergency light according to claim 1, characterised in that: the emergency power supply circuit comprises an emergency battery for charging and discharging and a discharging circuit for transmitting discharging voltage of the emergency battery; the discharging circuit is connected between the emergency battery and the LED power supply circuit, and the signal output end is connected with the discharging circuit.
3. An induction emergency light according to claim 1, characterised in that: the controller is a single chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920359225.4U CN210868230U (en) | 2019-03-20 | 2019-03-20 | Induction emergency lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920359225.4U CN210868230U (en) | 2019-03-20 | 2019-03-20 | Induction emergency lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210868230U true CN210868230U (en) | 2020-06-26 |
Family
ID=71291706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920359225.4U Expired - Fee Related CN210868230U (en) | 2019-03-20 | 2019-03-20 | Induction emergency lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210868230U (en) |
-
2019
- 2019-03-20 CN CN201920359225.4U patent/CN210868230U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20200626 Termination date: 20210320 |