CN206100570U - Safe emergency light - Google Patents
Safe emergency light Download PDFInfo
- Publication number
- CN206100570U CN206100570U CN201621015289.5U CN201621015289U CN206100570U CN 206100570 U CN206100570 U CN 206100570U CN 201621015289 U CN201621015289 U CN 201621015289U CN 206100570 U CN206100570 U CN 206100570U
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- positive pole
- light source
- diode
- resistance
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Abstract
The utility model provides a safe emergency light still includes programmable control chip U2, loses electric observation circuit and test circuit, programmable control chip U2 detects foot PTA3, is used for to control first output pin PTB6 that main light source control circuit opened and close and the second output pin PTA2 who is used for the bring -up test pulse including the first detection foot PTB5 that is used for monitoring the commercial power state, the second that is used for input test feedback, first detection foot PTB5 switches on with the output nodes who loses electric observation circuit, the output nodes that the second detected foot PTA3 and test circuit switches on, first output pin PTB6 switches on with main light source control circuit's control end, second output pin PTA2 and test circuit's input node switch on. The utility model discloses a safe emergency light has and can be used to conventional illumination, can automatic light during unexpected outage, but the characteristics that accessible wall switch closed, the mode of connection is conventional moreover, easily uses widely.
Description
Technical field
The utility model is related to a kind of lighting lamp, more particularly to a kind of light fixture that may act as emergency lighting.
Background technology
Because LED/light source has, brightness is high, low power consumption and other advantages, be increasingly used as various occasions illumination it
With.And light LED/light source using battery and allow it persistently to illuminate one section of longer time so as to during civil power short interruption after
Continuous illumination is also desirable way.Although the function that conventional emergency light is lighted automatically with disconnection civil power, but do not have
Switch on power also can light manually and deenergization also manual-lock function.
At present market light fixture on sale is the functional requirement that can not meet following scene：Using conventional confession electrical connection side
Formula, in the case where there is civil power to supply, light fixture controls light on and off by switch on wall；In the case where civil power interrupts suddenly, light fixture is certainly
It is dynamic to light and its closing be controlled by switch on wall or be lighted again.If the time that civil power interrupts suddenly is to be in personnel activity
Frequently the time, then light fixture is lighted automatically can reduce the panic of personnel and collide unexpected；If the time that civil power interrupts suddenly
It is to be in the daytime or personnel activity time infrequently, then after light fixture is lighted automatically, people are more desirable to first close such lamp
Tool is just opened with retaining the electric power that light fixture is stored up when in need, and is right as when civil power does not interrupt
Light fixture is opened on the switch on wall answered.
Then a kind of new lamp that can meet above scene is needed.
The content of the invention
The utility model provides a kind of safe emergency light, can be used as conventional lighting, and in the commercial power interruption phase
Between can by switch on wall realize close.
Using following technical scheme：
Safe emergency light, including main light source, main light source power supply circuits, key light source control circuit, chip power positive pole VCC life
Into circuit, charging circuit, battery, hot terminal J9 and zero line terminals J10；Especially, also including programmable control chip
U2, dead electricity observation circuit and test circuit；The input of the chip power positive pole VCC generative circuits is connecting the battery just
Pole and the positive pole of main light source power supply circuits；The output end of the chip power positive pole VCC generative circuits is chip power positive pole
VCC, chip power positive pole VCC to the programmable control chip U2 powers；The programmable control chip U2 is included for supervising
Survey the first detection pin PTB5 of city's electricity condition, the second detection pin PTA3 for input test feedback, for controlling main light source control
The first output pin PTB6 and the second output pin PTA2 for sending test pulse that circuit processed is opened and closed；The first detection pin
PTB5 is turned on the output node of dead electricity observation circuit；The second detection pin PTA3 is turned on the output node of test circuit；
The first output pin PTB6 is turned on the control end of the key light source control circuit；The second output pin PTA2 and the survey
The input node conducting of examination circuit；The test lead of the test circuit is hot terminal J9 and zero line terminals J10.
The input of the dead electricity observation circuit can correspondingly connect hot terminal J9 and zero line terminals J10；Or
The cathode output end and ground of main light source power supply circuits can be correspondingly connected, depending on losing the structure of power detection circuit.
Operation principle of the present utility model is as follows：
In the case of civil power supply is normal：
(1) when switch on wall is connected, civil power correspond in addition to main light source power supply circuits are fed to, also from hot terminal J9 and
Zero line incoming end feeds to dead electricity observation circuit, and now dead electricity observation circuit works because obtaining electric, then now programmable control coremaking
Piece U2 is controlled key light source control circuit and is enabled by the first output pin PTB6, so as to make light fixture light.
(2) when switch on wall disconnects, dead electricity observation circuit does not work because of dead electricity, and now programmable control chip U2 exists
Dead electricity observation circuit dead electricity is worked on and learnt in the presence of battery electric power, and in the case, programmable control chip U2 leads to
Cross the second output pin PTA2 and send specific pulse to test circuit, the specific pulse is transferred to live wire wiring by test circuit
End J9 and zero line terminals J10, because now switch on wall is to disconnect, then the second detection pin PTA3 will receive continuous letter
Number, in the case programmable control chip U2 can determine whether out it is artificially to turn off the light, and then passes through the first output pin PTB6 and controls
Key light source control circuit is disabled, so as to make light fixture extinguish.
In the case of civil power accidental interruption：
(1) when switch on wall is on, dead electricity observation circuit does not work because of dead electricity, now programmable control coremaking
Piece U2 works in the presence of battery electric power and learns dead electricity observation circuit dead electricity, and programmable control chip U2 passes through second
Output pin PTA2 and send specific pulse to test circuit, test circuit by the specific pulse transfer to hot terminal J9 and
Zero line terminals J10, is to turn on due to now switch on wall, and pulse can Jing switch on wall and hot terminal J9 and zero line
Terminals J10 and be not turned off electrical appliances of switch on wall or power switch (because generally having it during accident power-off into other
His electrical appliance and live wire and zero line are in an ON state), thus the second detection pin PTA3 can receive pulse signal, now can compile
Process control chip U2 can determine whether out it is accident power-off, then will be controlled key light source control circuit and be opened by the first output pin PTB6
With even also light fixture is lighted, realizing emergency lighting.Hereafter, user's manual-lock switch on wall, then supply with reference to more than to civil power
The explanation of normal condition (2), the second detection pin PTA3 will receive continuous signal, and programmable control chip U2 can determine whether out it is people
To turn off the light, then pass through the first output pin PTB6 and control key light source control circuit deactivation, so as to make light fixture extinguish.
(2) at switch on wall in off position when, with reference to more than to civil power supply normal condition (2) explanation, second inspection
Surveying pin PTA3 will receive continuous signal, and programmable control chip U2 can determine whether out it is artificially to turn off the light, then pass through the first output
Pin PTB6 and control key light source control circuit deactivation, so as to light fixture is still in OFF state.Hereafter, user's manual unlocking wall
Switch, the then explanation with reference to more than to civil power accidental interruption situation (1), the second detection pin PTA3 can receive pulse signal, now
Programmable control chip U2 can determine whether out it is accident power-off, and main light source control electricity then will be controlled by the first output pin PTB6
Road enables, even also light fixture is lighted, realizes emergency lighting.
Safe emergency light of the present utility model can be lighted, Que Youke automatically with can be used for conventional illumination during accident power-off
The characteristics of being closed by switch on wall, and mode of connection routine, it is easy to promote the use of.
Description of the drawings：
Fig. 1 is the circuit theory diagrams of embodiment 1；
Fig. 2 is the partial enlarged drawing one of Fig. 1；
Fig. 3 is the partial enlarged drawing two of Fig. 1；
Fig. 4 is the schematic diagram of the main light source power supply circuits of embodiment 2；
Fig. 5 is the schematic diagram of the charging circuit of embodiment 2 and chip power positive pole VCC generative circuits；
Fig. 6 is to generate the schematic diagram of driving power supply positive pole VEE by main light source power supply circuits in embodiment 2；
Fig. 7 is the schematic diagram of the dead electricity observation circuit of embodiment 2；
Fig. 8 is the schematic diagram of the key light source control circuit of embodiment 2.
Specific embodiment
The utility model content is described further with reference to embodiment.
Embodiment 1
As shown in Figure 1, Figure 2, Figure 3 shows, the safe emergency light of the present embodiment includes：Main light source (not shown), main light source are powered
Circuit, key light source control circuit, chip power positive pole VCC generative circuits, charging circuit, battery (not shown), hot terminal
J9 and zero line terminals J10.Also include programmable control chip U2, dead electricity observation circuit and test circuit.
Wherein：As shown in Figure 1, Figure 2, Figure 3 shows, driving power supply positive pole VEE is generated by main light source power supply circuits, driving power supply is just
Pole VEE Jing diodes D17 and resistance R20 form based on light source power supply circuit anode VDD.Driving power supply positive pole VEE is input into simultaneously
Charging circuit, is charged when battery is in predetermined low-pressure state by charging circuit to battery.The present embodiment adopts low pressure
Difference linear constant voltage regulator U1 as chip power positive pole VCC generative circuits main element, by the positive pole BATT POS of battery and
Main light source power supply circuits positive pole VDD is communicated to the input of low pressure difference linear voltage regulator U1, the low pressure difference linearity of the present embodiment
Voltage-stablizer U1 adopts general-purpose device MCP1801T, and the output end of low pressure difference linear voltage regulator U1 is then as chip power positive pole
VCC.Chip power positive pole VCC to programmable control chip U2 powers.The present embodiment is using general-purpose device MC9S08SH8 as can
Programming Control chip U2, and its pin is defined as follows：For monitoring the first detection pin PTB5 of city's electricity condition, correspondence
7th pin of MC9S08SH8；For the second detection pin PTA3 of input test feedback, the 13rd pin of correspondence MC9S08SH8；For
The first output pin PTB6 that control key light source control circuit is opened and closed, the 6th pin of correspondence MC9S08SH8；With for sending test arteries and veins
Second output pin PTA2 of punching, the 14th pin of correspondence MC9S08SH8.It should be noted that those skilled in the art select other
Pin and make identical definition behavior should be considered implement the technical program behavior.
As shown in Figure 1, Figure 2, Figure 3 shows, the first detection pin PTB5 and output node A of dead electricity observation circuit is turned on.Second inspection
Survey the pin PTA3 and output node B of test circuit to turn on.First output pin PTB6 leads with control end C of key light source control circuit
It is logical.Second output pin PTA2 is turned on input node D of test circuit.And the test lead of test circuit be hot terminal J9 and
Zero line terminals J10.It should be noted that the safety to ensure test circuit, the present embodiment concatenates after hot terminal J9
After fuse F1 and resistance R33, the test lead of test circuit is re-used as.
Thus, in the case of civil power supply is normal：When switch on wall is connected, main light source is lighted；When switch on wall breaks
When opening, main light source extinguishes.It is on and during civil power accidental interruption in switch on wall, main light source is lighted automatically, now may be used
By switch on wall manual-lock main light source；In off-state and during commercial power interruption at switch on wall, main light source will not be automatic
Light, can now pass through switch on wall manual unlocking main light source.
As shown in Figure 1, Figure 2, Figure 3 shows, in the present embodiment, the structure of dead electricity observation circuit is as follows：One end connection of resistance R38
To the cathode output end of main light source power supply circuits, the cathode output end is also the input of dead electricity observation circuit, and resistance R38's is another
One end is connected to the positive pole of diode D12, and the negative pole of diode D12 is connected to the base stage of triode Q5, the transmitting of triode Q5
Pole is connected to chip power positive pole VCC, and the colelctor electrode of triode Q5 is connected to one end of resistance R7, the other end connection of resistance R7
To the ground of main light source power supply circuits；Output node A of the colelctor electrode of triode Q5 as dead electricity observation circuit.
As shown in Figure 1, Figure 2, Figure 3 shows, in the present embodiment, the structure of test circuit is as follows：The emitter stage and core of triode Q10
Piece positive source VCC connects, and the base stage of triode Q10 is connected with the second output pin PTA2 of programmable control chip U2, resistance
One end of R62 is connected with the emitter stage of triode Q10, and the other end of resistance R62 is connected with the colelctor electrode of triode Q10, three poles
The colelctor electrode of pipe Q10 is connected with one end of resistance R59, and the other end of resistance R59 is connected with the ground of main light source power supply circuits, three poles
The colelctor electrode of pipe Q10 is also connected with one end of resistance R34, and the other end of resistance R34 is connected with the positive pole of diode D9, diode
The negative pole of D9 is connected with the ground of main light source power supply circuits, and the positive pole of diode D9 is also connected with the positive pole of diode D10, diode
The ground connection of the negative pole main light source power supply circuits of D10, the positive pole of diode D9 also connects with one end of the primary coil of transformer T1
Connect, the other end of the primary coil of transformer T1 is connected with the ground of main light source power supply circuits, the one of the secondary coil of transformer T1
End be connected with one end of electric capacity C17, the other end Jing resistance R33 and fuse F1 of electric capacity C17 and be connected with hot terminal J9,
The other end of the secondary coil of transformer T1 is connected with zero line terminals J10, the positive pole of diode D9 also with one end of resistance R5
Connection, the other end of resistance R5 is connected with the positive pole of diode D18, the negative pole of diode D18 and the ground of main light source power supply circuits
Connection, the positive pole of diode D18 is also connected with the positive pole of diode D19, negative pole and the main light source power supply circuits of diode D19
Ground connection, the positive pole of diode D18 is also connected with one end of resistance R58, the other end and the main light source power supply circuits of resistance R58
Ground connection, the positive pole of diode D18 is also connected with the second detection pin PTA3 of programmable control chip U2；The base of triode Q10
Pole as test circuit input node D, the positive pole of diode D18 as test circuit output node B, hot terminal J9
With zero line terminals J10 as test circuit test lead.
As shown in Figure 1, Figure 2, Figure 3 shows, in the present embodiment, terminal J2 and terminal J3 be for correspondence connection battery negative pole and
Positive pole.And terminal J12 and terminal J13 are the negative poles and positive pole for correspondence connection main light source.
Embodiment 2
As shown in Fig. 4 to Fig. 6, Fig. 8, the present embodiment is with the difference of embodiment 1：Main light source power supply circuits, master
Control circuit for light source, chip power positive pole VCC generative circuits, charging circuit, the respective concrete structure of test circuit are different.
But these different structures are that those skilled in the art are readily apparent that.
But the structure of the dead electricity observation circuit shown in Fig. 7 and embodiment 1 is identical, the simply numbering of electronic component
It is different, and the programmable control chip U2 for being adopted is different on specific selection.
What this specification was enumerated is only better embodiment of the present utility model, it is all in operation principle of the present utility model and
The equivalent technologies conversion done under thinking, is accordingly to be regarded as protection domain of the present utility model.
Claims (7)
1. safe emergency light, including main light source, main light source power supply circuits, key light source control circuit, chip power positive pole VCC are generated
Circuit, charging circuit, battery, hot terminal J9 and zero line terminals J10；It is characterized in that：Also include programmable control chip
U2, dead electricity observation circuit and test circuit；The input of the chip power positive pole VCC generative circuits is connecting the battery just
Pole and the positive pole of main light source power supply circuits；The output end of the chip power positive pole VCC generative circuits is chip power positive pole
VCC, chip power positive pole VCC to the programmable control chip U2 powers；The programmable control chip U2 is included for supervising
Survey the first detection pin PTB5 of city's electricity condition, the second detection pin PTA3 for input test feedback, for controlling main light source control
The first output pin PTB6 and the second output pin PTA2 for sending test pulse that circuit processed is opened and closed；The first detection pin
PTB5 is turned on the output node of dead electricity observation circuit；The second detection pin PTA3 is turned on the output node of test circuit；
The first output pin PTB6 is turned on the control end of the key light source control circuit；The second output pin PTA2 and the survey
The input node conducting of examination circuit；The test lead of the test circuit is hot terminal J9 and zero line terminals J10.
2. safe emergency light as claimed in claim 1, is characterized in that：The input correspondence connection master of the dead electricity observation circuit
The cathode output end and ground of light source power supply circuit.
3. safe emergency light as claimed in claim 1, is characterized in that：The input correspondence connection fire of the dead electricity observation circuit
Line terminals J9 and zero line terminals J10.
4. safe emergency light as claimed in claim 1, is characterized in that：Using general-purpose device MC9S08SH8 as programmable control
Coremaking piece U2.
5. safe emergency light as claimed in claim 1, is characterized in that：Using low pressure difference linear voltage regulator U1 as chip power
The main element of positive pole VCC generative circuits, low pressure difference linear voltage regulator U1 adopts general-purpose device MCP1801T.
6. safe emergency light as claimed in claim 1, is characterized in that：The structure of dead electricity observation circuit is as follows：The one of resistance R38
End is connected to the cathode output end of main light source power supply circuits, and the cathode output end is also the input of dead electricity observation circuit, resistance
The other end of R38 is connected to the positive pole of diode D12, and the negative pole of diode D12 is connected to the base stage of triode Q5, triode Q5
Emitter stage be connected to chip power positive pole VCC, the colelctor electrode of triode Q5 is connected to one end of resistance R7, and resistance R7's is another
End is connected to the ground of main light source power supply circuits；Output node A of the colelctor electrode of triode Q5 as dead electricity observation circuit.
7. safe emergency light as claimed in claim 1, is characterized in that：The structure of test circuit is as follows：The transmitting of triode Q10
Pole is connected with chip power positive pole VCC, and the base stage of triode Q10 connects with the second output pin PTA2 of programmable control chip U2
Connect, one end of resistance R62 is connected with the emitter stage of triode Q10, the other end of resistance R62 connects with the colelctor electrode of triode Q10
Connect, the colelctor electrode of triode Q10 is connected with one end of resistance R59, the other end of resistance R59 connects with the ground of main light source power supply circuits
Connect, the colelctor electrode of triode Q10 is also connected with one end of resistance R34, the other end of resistance R34 connects with the positive pole of diode D9
Connect, the negative pole of diode D9 is connected with the ground of main light source power supply circuits, the positive pole of diode D9 also connects with the positive pole of diode D10
Connect, the connection of the ground of the negative pole main light source power supply circuits of diode D10, the positive pole of diode D9 also with the primary coil of transformer T1
One end connection, the other end of the primary coil of transformer T1 is connected with the ground of main light source power supply circuits, the secondary of transformer T1
One end of coil is connected with one end of electric capacity C17, the other end Jing resistance R33 and fuse F1 of electric capacity C17 and with live wire wiring
End J9 connections, the other end of the secondary coil of transformer T1 is connected with zero line terminals J10, the positive pole of diode D9 also with resistance
One end connection of R5, the other end of resistance R5 is connected with the positive pole of diode D18, and negative pole and the main light source of diode D18 are powered
The ground connection of circuit, the positive pole of diode D18 is also connected with the positive pole of diode D19, and negative pole and the main light source of diode D19 are supplied
The ground connection of circuit, the positive pole of diode D18 is also connected with one end of resistance R58, and the other end and the main light source of resistance R58 are supplied
The ground connection of circuit, the positive pole of diode D18 is also connected with the second detection pin PTA3 of programmable control chip U2；Triode
The base stage of Q10 as test circuit input node D, the positive pole of diode D18 as test circuit output node B, live wire
Test leads of the terminals J9 and zero line terminals J10 as test circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621015289.5U CN206100570U (en) | 2016-08-31 | 2016-08-31 | Safe emergency light |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621015289.5U CN206100570U (en) | 2016-08-31 | 2016-08-31 | Safe emergency light |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206100570U true CN206100570U (en) | 2017-04-12 |
Family
ID=58477980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621015289.5U Expired - Fee Related CN206100570U (en) | 2016-08-31 | 2016-08-31 | Safe emergency light |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206100570U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106211523A (en) * | 2016-08-31 | 2016-12-07 | 佛山市南海区宾普照明有限公司 | Safe emergency light |
-
2016
- 2016-08-31 CN CN201621015289.5U patent/CN206100570U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106211523A (en) * | 2016-08-31 | 2016-12-07 | 佛山市南海区宾普照明有限公司 | Safe emergency light |
| CN106211523B (en) * | 2016-08-31 | 2019-04-16 | 佛山市南海区宾普照明有限公司 | Safe emergency light |
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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: 20170412 Termination date: 20180831 |