CN2884782Y - Portable emergency lamp - Google Patents
Portable emergency lamp Download PDFInfo
- Publication number
- CN2884782Y CN2884782Y CNU2006200410543U CN200620041054U CN2884782Y CN 2884782 Y CN2884782 Y CN 2884782Y CN U2006200410543 U CNU2006200410543 U CN U2006200410543U CN 200620041054 U CN200620041054 U CN 200620041054U CN 2884782 Y CN2884782 Y CN 2884782Y
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- Prior art keywords
- pin
- diode
- connects
- negative pole
- resistance
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Abstract
The utility model discloses a portable emergency light, comprising a light shell, bulb and AC plug, and the circuit substrate of the light shell is provided with rectification circuit, voltage regulator circuit and relay, and it also comprises storage batteries and power switching circuit that can automatically switch and is supplied by the storage batteries when the AC power supply is disconnected. The portable emergency light is supplied by the AC power supply when it is placed in a fixed position, and is supplied by the storage batteries when the AC power supply is disconnected or when it is moved, and it is characterized in that it is portable, with instantaneous switching and without damaging the batteries and the safety.
Description
Technical field
It relates to a kind of emergency light the utility model, belongs to the electrotechnical, electronic field.
Background technology
Existing emergency light is divided into two kinds from big kind, and wherein a kind of is fire emergency lamp, and another kind is the illumination emergency light.
First kind of described fire emergency lamp is arranged in the public place usually, when public contingent evens such as breaking out of fire, in order to the indication escaping route, this fire emergency lamp generally adopts four-tower, multi-tower type, strip lighttype, hybrid-type lighting arrangements mode, circuit generally adopts the power supply of two-way power supply, the using and the reserved, when one road power supply broke down, another road power supply incision automatically was the emergency light power supply.But the shortcoming of this fire emergency lamp maximum is that the position of emergency light is fixing, in case be arranged on certain position, just can not move.If there is being emergency to take place, this lamp can only play indicative function, can not take off from the fixed position, uses as illumination.
Second kind of described illumination emergency light is generally used for family and is used for the illumination use under situation about having a power failure.This illumination emergency light generally is charged in advance, takes out as illuminating lamp when power-off condition takes place again and uses.But, can not predict in advance owing to when have a power failure, therefore sometimes people can ignore to this illumination emergency light charging, have a power failure by the time when taking place, and this emergency light does not have electricity not play the emergency lighting effect.
The utility model content
Technical problem to be solved in the utility model provides a kind of portable emergency lamp, this emergency light is by AC-powered, and be charge in batteries simultaneously in AC-powered, under the situation of alternating current outage, automatically switch to by storage battery power supply, realized both can placing it in the fixed position as the fire-fighting indication, also it conveniently can be taken off, the shift position is as emergency lighting.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is:
A kind of portable emergency lamp, comprise lamp housing and the bulb that is located on the lamp housing, circuit base in the lamp housing is pulled and is provided with the transformation rectification circuit, the input of described transformation rectification circuit connects ac plug, the output head anode of transformation rectification circuit connects the voltage stabilizing circuit input, the negative pole of output end of transformation rectification circuit connects the negative pole of bulb, the output of voltage stabilizing circuit connects relay, relay connects the positive pole of bulb again, it is characterized in that: the output of described voltage stabilizing circuit also connects battery positive voltage, the negative pole of storage battery connects the negative pole of output end of transformation rectification circuit and the negative pole of bulb simultaneously, and the positive pole of described storage battery also connects power supply switch circuit.
Adopt above-mentioned technical scheme, when this portable emergency lamp can be implemented in by AC-powered to charge in batteries, and under the situation of alternating current outage, switch to by storage battery power supply by power supply switch circuit, so just realized being placed on the fixed position by AC-powered and under alternating current outage or situation about moving by storage battery power supply, have portable characteristics.
Described relay has pin a, pin b, pin c, pin d, five leg of pin e, wherein pin c and pin e are located at the two ends of relay electromagnet respectively, pin a, pin b are located at an end of relay switch, pin d is located at the other end of relay switch, the output of described voltage stabilizing circuit and the positive pole of storage battery all are connected the pin d of relay, and the pin b of relay connects diode D
7Negative pole, diode D
7Positive pole connect the positive pole of bulb.
In further improvement of the utility model, described power supply switch circuit comprises the CLOCK pulse power, diode D
5, capacitor C
1, diode D
2, LED light, resistance R
4, diode D
3, capacitor C
2, diode D
4, resistance R
5, triode W
2, wherein the negative pole of the CLOCK pulse power connects the negative pole of output end of transformation rectification circuit and the negative pole of bulb, and the positive pole of the CLOCK pulse power connects the pin d of relay and diode D parallel with one another
5, capacitor C
1Positive pole, diode D
5And capacitor C
1Negative pole connect diode D again
2Positive pole, diode D
2Connect the LED light positive pole, the LED light negative pole connects diode D
3Positive pole and resistance R
4, diode D
3Negative pole connect resistance R
2And capacitor C
2, resistance R
2The negative pole of output end that connects the transformation rectification circuit, capacitor C
2Connect diode D
4Negative pole, diode D
4Positive pole connect resistance R
5, resistance R
5Connect relay pin E and diode D
1Positive pole, diode D
1Negative pole connect relay pin D; Resistance R
4Connect triode W
2Emitter, triode W
2Collector electrode connect the negative pole of output end of transformation rectification circuit, triode W
2Base stage connects relay pin c; The cathode connecting diode D of described storage battery
2With diode D parallel with one another
5, capacitor C
1Between.The power supply switch circuit of said structure has instantaneous handoff functionality, can be implemented in the alternating current outage and just switch to by storage battery power supply in later 0.01 second, and it is the shortest to make reduce to switching time, and after the outage, the illumination luminance contrast of field of illumination is extremely small.
In further again improvement the of the present utility model, described voltage stabilizing circuit is by minute-pressure pipe, capacitor C
4, resistance R
1, resistance R
7, diode D
6And triode W
1Constitute, wherein voltage-stabiliser tube has pin f, pin g, pin h, pin i, and wherein pin f, pin g are positioned on the positive and negative of voltage-stabiliser tube, and pin h, pin i are positioned at the two ends of voltage-stabiliser tube, and voltage stabilizing pin f is as the input and the capacitor C of voltage stabilizing circuit
4The anodal output head anode that all connects the transformation rectification circuit, capacitor C
4Negative pole connect the negative pole of output end of transformation rectification circuit, voltage stabilizing pin g connects resistance R
1And resistance R
7, resistance R
1Connect diode D
6Positive pole and triode W
1Collector electrode, resistance R
7Connect triode W
1Base stage, diode D
6The negative pole of output end that connects the transformation rectification circuit, triode W
1Emitter connects voltage stabilizing pin h, and voltage stabilizing pin i connects the positive pole of relay pin d and storage battery as the output of voltage stabilizing circuit.The voltage stabilizing circuit of this structure has the charge protection function, and after charge in batteries was full of, this voltage stabilizing circuit stopped automatically to charge in batteries, so just can not occur because charging burns out the storage battery phenomenon too for a long time.
Further improve again of the present utility model, be provided with the RESET key between described battery positive voltage and the power supply switch circuit.Like this, just make alternating current and storage battery all cut off the power supply after energising again, circuit can not move automatically, need click the RESET key again and just entire circuit can be started, contingent dangerous situation when having stoped unexpected incoming call.
In sum, a kind of portable emergency lamp of the utility model in by AC-powered to charge in batteries, and under the situation of alternating current outage, switch to by storage battery power supply by power supply switch circuit, so just realized being placed on the fixed position by AC-powered and under alternating current outage or situation about moving by storage battery power supply, have portable characteristics and have instantaneous switching simultaneously and be not easy to damage storage battery and the characteristics of safety.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is elaborated:
Fig. 1 is an electrical block diagram of the present utility model;
Fig. 2 is the structural representation of relay of the present utility model.
Embodiment
A kind of portable emergency lamp as described in Figure 1, comprise lamp housing (not shown) and the bulb 1 that is located on the lamp housing, circuit base in the lamp housing is pulled and is provided with transformation rectification circuit 2, the input of described transformation rectification circuit 2 connects ac plug 3, the output head anode of transformation rectification circuit 2 connects voltage stabilizing circuit 4 inputs, the negative pole of output end of transformation rectification circuit 2 connects the negative pole of bulb 1, the output of voltage stabilizing circuit 4 connects relay 5, relay 5 connects the positive pole of bulb 1 again, the output of voltage stabilizing circuit 4 also connects storage battery 6 positive poles, the negative pole of storage battery 6 connects the negative pole of output end of transformation rectification circuit 2 and the negative pole of bulb 1 simultaneously, and the positive pole of described storage battery 6 also connects power supply switch circuit 7.
Described transformation rectification circuit 2 by transformer 21, be connected the marginal rectifier bridge 22 of going up of transformer 21, and the capacitor C in parallel with rectifier bridge 22
3Constitute.
As shown in Figure 2, described relay 5 has pin a, pin b, pin c, pin d, five leg of pin e, wherein pin c and pin e are located at the two ends of relay electromagnet 51 respectively, pin a, pin b are located at an end of relay switch 52, pin d is located at the other end of relay switch 52, the positive pole of the output of described voltage stabilizing circuit 2 and storage battery 6 all is connected the pin d of relay 5 devices, and the pin b of relay 5 connects diode D
7Negative pole, diode D
7Positive pole connect the positive pole of bulb 1.
Described power supply switch circuit 7 comprises the CLOCK pulse power 71, diode D
5, electric capacity c
1, diode D
2, LED light, resistance R
4, diode D
3, capacitor C
2, diode D
4, resistance R
5, triode W
2, wherein the negative pole of the CLOCK pulse power 71 connects the negative pole of output end of transformation rectification circuit 2 and the negative pole of bulb 1, and the positive pole of the CLOCK pulse power 71 connects the pin d of relay 5 and diode D parallel with one another
5, capacitor C
1Positive pole, diode D
5And capacitor C
1Negative pole connect diode D again
2Positive pole, diode D
2Connect LED light 72 positive poles, LED light 72 negative poles connect diode D
3Positive pole and resistance R
4, diode D
3Negative pole connect resistance R
2And capacitor C
2, resistance R
2The negative pole of output end that connects transformation rectification circuit 2, capacitor C
2Connect diode D
4Negative pole, diode D
4Positive pole connect resistance R
5, resistance R
5Connect relay 5 pin e and diode D
1Positive pole, diode D
1Negative pole connect relay 5 pin d; Resistance R
4Connect triode W
2Emitter, triode W
2Collector electrode connect the negative pole of output end of transformation rectification circuit 2, triode W
2Base stage connects relay 5 pin c; The positive pole of described storage battery 6 connects diode D by a RESET key 73
2With diode D parallel with one another
5, capacitor C
1Between.The power supply switch circuit 7 of said structure has instantaneous handoff functionality, can be implemented in the alternating current outage just switched to by storage battery 6 power supplies in later 0.01 second, it is the shortest to make reduce to switching time, after the outage, the illumination luminance contrast of field of illumination extremely small and make alternating current and storage battery 6 all cut off the power supply after again the energising, circuit can not move automatically, need click RESET key 73 again and just entire circuit can be started, contingent dangerous situation when having stoped unexpected incoming call.
Described voltage stabilizing circuit 4 is by minute-pressure pipe 41, capacitor C
4, resistance R
1, resistance R
7, diode D
6And triode W
1Constitute, wherein voltage-stabiliser tube 41 has pin f, pin g, pin h, pin i, and wherein pin f, pin g are positioned on the positive and negative of voltage-stabiliser tube 41, and pin h, pin i are positioned at the two ends of voltage-stabiliser tube 41, and voltage-stabiliser tube 41 pin f are as the input and the capacitor C of voltage stabilizing circuit 4
4The anodal output head anode that all connects transformation rectification circuit 2, capacitor C
4Negative pole connect the negative pole of output end of transformation rectification circuit 2, voltage-stabiliser tube 41 pin g connect resistance R
1And resistance R
7, resistance R
1Connect diode D
6Positive pole and triode W
1Collector electrode, resistance R
7Connect triode W
1Base stage, diode D
6The negative pole of output end that connects transformation rectification circuit 2, triode W
1Emitter connects voltage-stabiliser tube 41 pin h, and voltage-stabiliser tube 41 pin i connect the positive pole of relay 5 pin i and storage battery 6 as the output of voltage stabilizing circuit 4.The voltage stabilizing circuit 4 of this structure has the charge protection function, and after charge in batteries was full of, this voltage stabilizing circuit 4 stopped so just can not occur because charging burns out storage battery 6 phenomenons too for a long time storage battery 6 chargings automatically.
Claims (5)
1, a kind of portable emergency lamp, comprise lamp housing and the bulb (1) that is located on the lamp housing, circuit base in the lamp housing is pulled and is provided with transformation rectification circuit (2), the input of described transformation rectification circuit (2) connects ac plug (3), the output head anode of transformation rectification circuit (2) connects voltage stabilizing circuit (4) input, the negative pole of output end of transformation rectification circuit (2) connects the negative pole of bulb (1), the output of voltage stabilizing circuit (4) connects relay (5), relay (5) connects the positive pole of bulb (1) again, it is characterized in that: also comprise storage battery (6), the output of described voltage stabilizing circuit (2) also connects storage battery (6) positive pole, the negative pole of storage battery (6) connects the negative pole of output end of transformation rectification circuit (2) and the negative pole of bulb (1), and the positive pole of described storage battery (6) also connects power supply switch circuit (7).
2, a kind of portable emergency lamp according to claim 1, it is characterized in that: described relay (5) has pin (a), pin (b), pin (c), pin (d), five leg of pin (e), wherein pin (c) and pin (e) are located at the two ends of relay electromagnet (51) respectively, pin (a), pin (b) are located at an end of relay switch (52), pin (d) is located at the other end of relay switch (52), the positive pole of the output of described voltage stabilizing circuit (2) and storage battery (6) all is connected the pin (d) of relay (5), and the pin (b) of relay (5) connects diode (D
7) negative pole, diode (D
7) positive pole connect the positive pole of bulb (1).
3, a kind of portable emergency lamp according to claim 2 is characterized in that: described power supply switch circuit (7) comprises the CLOCK pulse power (71), diode (D
5), electric capacity (D
1), diode (D
2), LED light (72), resistance (R
4), diode (D
3), electric capacity (C
2), diode (D
4), resistance (R
5), triode (W
2), wherein the negative pole of the CLOCK pulse power (71) connects the negative pole of output end of transformation rectification circuit (2) and the negative pole of bulb (1), and the positive pole of the CLOCK pulse power (71) connects the pin (d) of relay (5) and diode (D parallel with one another
5), electric capacity (C
1) positive pole, diode (D
5) and electric capacity (C
1) negative pole connect diode (D again
2) positive pole, diode (D
2) connecting LED light (72) positive pole, LED light (72) negative pole connects diode (D
3) anodal and resistance (R
4), diode (D
3) negative pole connect resistance (R
2) and electric capacity (C
2), resistance (R
2) connect the negative pole of output end of transformation rectification circuit (2), electric capacity (C
2) connection diode (D
4) negative pole, diode (D
4) positive pole connect resistance (R
5), resistance (R
5) connection relay (5) pin (e) and diode (D
1) positive pole, diode (D
1) negative pole connect relay (5) pin (d); Resistance (R
4) connection triode (W
2) emitter, triode (W
2) collector electrode connect the negative pole of output end of transformation rectification circuit (2), triode (W
2) base stage connection relay (5) pin (c); Cathode connecting diode (the D of described storage battery (6)
2) and diode (D parallel with one another
5), electric capacity (C
1) between.
4, a kind of portable emergency lamp according to claim 2 is characterized in that: described voltage stabilizing circuit (4) is by minute-pressure pipe (41), electric capacity (C
4), resistance (R
1), resistance (R
7), diode (D
6) and triode (W
1) constitute, wherein voltage-stabiliser tube (41) has pin (f), pin (g), pin (h), pin (i), wherein pin (f), pin (g) are positioned on the positive and negative of voltage-stabiliser tube (41), pin (h), pin (i) are positioned at the two ends of voltage-stabiliser tube (41), and voltage-stabiliser tube (41) pin (f) is as the input and the electric capacity (C of voltage stabilizing circuit (4)
4) positive pole all connects the output head anode of transformation rectification circuit (2), electric capacity (C
4) negative pole connect the negative pole of output end of transformation rectification circuit (2), voltage-stabiliser tube (41) pin (g) connects resistance (R
1) and resistance (R
7), resistance (R
1) connection diode (D
6) anodal and triode (W
1) collector electrode, resistance (R
7) connection triode (W
1) base stage, diode (D
6) connecting the negative pole of output end of transformation rectification circuit (2), triode (W1) emitter connects voltage-stabiliser tube (41) pin (h), and voltage-stabiliser tube (41) pin (i) connects the positive pole of relay (5) pin (d) and storage battery (6) as the output of voltage stabilizing circuit (4).
5, according to the described a kind of portable emergency lamp of the arbitrary claim of claim 1 to 4, it is characterized in that: be provided with RESET key (73) between described storage battery (6) positive pole and the power supply switch circuit (7).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2006200410543U CN2884782Y (en) | 2006-04-14 | 2006-04-14 | Portable emergency lamp |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2006200410543U CN2884782Y (en) | 2006-04-14 | 2006-04-14 | Portable emergency lamp |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2884782Y true CN2884782Y (en) | 2007-03-28 |
Family
ID=37957832
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNU2006200410543U Expired - Fee Related CN2884782Y (en) | 2006-04-14 | 2006-04-14 | Portable emergency lamp |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN2884782Y (en) |
-
2006
- 2006-04-14 CN CNU2006200410543U patent/CN2884782Y/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |