CN1683818A - Portable self-aid type lighting device - Google Patents
Portable self-aid type lighting device Download PDFInfo
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- CN1683818A CN1683818A CNA2005102001029A CN200510200102A CN1683818A CN 1683818 A CN1683818 A CN 1683818A CN A2005102001029 A CNA2005102001029 A CN A2005102001029A CN 200510200102 A CN200510200102 A CN 200510200102A CN 1683818 A CN1683818 A CN 1683818A
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Abstract
The portable self-aid type lighting device includes manpower transmission mechanism, power generator and lighting LED circuit. The manpower transmission mechanism transmits the outer manpower to the power generator for generating electricity; and the power generator outputs electric energy to the lighting LED circuit. By means of the combination of the lighting LED circuit with high lighting efficiency and the manpowered power generator, the present invention can obtain conventional brightness with small energy input and has long service life and high reliability.
Description
[technical field]
The present invention relates to a kind of emergency lighting device, specifically relate to a kind of portable self-aid type lighting device that adopts generating electricity from manpower.
[background technology]
In today of science and economic develop rapidly, emergency lighting device still has wide application.In modern city, because a large amount of consumption of resource, supply of electric power often is in nervous situation; And in the rural area of remote and poverty, the imperfection of power grid construction and the scarcity of public facility make emergency lighting device become indispensable daily necessities especially.Common emergency lighting device has flashlight, emergency light etc., they or the electric energy supply when using dry cell or using apparatus for storing electrical energy such as rechargeable battery not have external power.Dry cell is because anti-depositing not, stop using for a long time even can damage emergency-lighting set, and the dry cell after using can bring huge environmental pollution, and this problem does not find the adequate solution method so far yet; And battery is because volume and weight is all bigger, make to use, carries and be not very convenient, and also be quite limited its service life of charging repeatedly; The more important thing is that the emergency set of these energy storage types has just lost effect at the power consumption of being laid in after totally, can not really play the effect of " meeting an urgent need ".Also once proposed the emergency lighting device that the employing manpower generates electricity, but, realized by manpower that the illumination of conventional brightness almost was unpractical because the consumption of the energy of institute's employing lighting circuit is excessive.
[summary of the invention]
The objective of the invention is to propose a kind of manpower that adopts and drive the portable self-aid type lighting device of realizing that conventional brightness is thrown light on.
The technical scheme that realizes above-mentioned purpose is: a kind of portable self-aid type lighting device, comprise people's force transmission mechanism, generator and light-emitting diode (LED) illuminating circuit, described people's force transmission mechanism can drive to the manpower that adds described generator and drive its generating, the electric energy output sending and receiving optical diode lighting circuit of generator.
Described light-emitting diode (LED) illuminating circuit can comprise rectification circuit and light emitting diode matrix, the electric energy output of the input sending and receiving motor of described rectification circuit, its output sending and receiving light diode array.The implication of alleged among the present invention " light emitting diode matrix " is: the light emitting diode by series connection more than or constitutes basic row, so basic row or so basic row formation light emitting diode matrix that is in parallel more than can also laterally connect between the light emitting diode in these different lines simultaneously and make described light emitting diode matrix have latticed structure.Described light emitting diode can be single LED, also can be the combination with several LED of above-mentioned array structure.In a light emitting diode matrix, can adopt different version to different light emitting diodes as required.
Above-mentioned portable self-aid type lighting device, also can comprise energy storage device, it can get up the electrical power storage of input and externally power by output, and the output of described rectification circuit connects the input of energy storage device, the output sending and receiving optical diode lighting circuit of energy storage device.
Described energy storage device is can be battery or large bulk capacitance.
Described rectification circuit is preferably diode bridge rectifier circuit, half-wave rectifying circuit or full-wave rectifying circuit.
Described light emitting diode matrix also can connect constant-current source circuit or current-limiting resistance.
Described light emitting diode matrix can adopt such structure, constitutes the light emitting diode row by one or more light emitting diode series connection, constitutes light emitting diode matrix by one or more such row parallel connections.
When light emitting diode matrix adopted this kind structure, portable self-aid type lighting device of the present invention also can comprise the multichannel gauge tap, and described multichannel gauge tap is connected with the light emitting diode row of setting number respectively, the light emitting diode number of control place in circuit
Portable self-aid type lighting device of the present invention also can comprise the external power interface circuit, the external power supply of its input, its output sending and receiving optical diode lighting circuit.
The present invention adopts technique scheme, beneficial technical effects is: the 1) form that adopts light-emitting diode (LED) illuminating circuit to combine with Manpower generation device, made full use of the advantage of the high light efficiency of light emitting diode low energy consumption, make little energy input just can realize the illumination of conventional brightness, and since the long-life and the high reliability of light emitting diode, the reliability when having strengthened emergent the use greatly; 2) employing is with the scheme of output direct light emitting diode matrix behind simple rectification of microgenerator, the light emitting diode that has made full use of series connection can adapt to the character of certain voltage excursion, compare with the LED driving circuit form of common employing mu balanced circuit, Switching Power Supply etc., simplified circuit greatly, reduced cost; 3) increase to be equipped with energy storage device, to make that the supply of energy is more even, also expanded the availability of product simultaneously, for example, can charge and realize the function of use of conventional emergency light by energy storage device being carried out external power; 4) adopt diode bridge rectifier circuit, make driving circuit structure extremely simple, with low cost and almost do not have an energy loss; 5) select for use constant-current source circuit can increase the stability of electric current, reach good illuminating effect; Use current-limiting resistance also can reach this purpose; 6) adopt the multichannel gauge tap to adjust the light emitting diode number of place in circuit, feasible use is more flexible, can control the brightness of illumination according to actual needs, used switch both can adopt mechanical switch, also can adopt electronic switch, both manual control mode can be adopted, also automatic control mode can be adopted; 7) increase the external power interface circuit, make that the use of apparatus of the present invention is diversified more, can self-service illumination also can throw light on by external power.
Below by embodiment also in conjunction with the accompanying drawings, the present invention is described in further detail.
[description of drawings]
Fig. 1 (a) ~ (c) is a kind of frame for movement schematic diagram of portable self-aid type lighting device.
Fig. 2 ~ 6 are respectively the electrical block diagrams of five kinds of light-emitting diode (LED) illuminating circuits.
[specific embodiment]
Embodiment one, a kind of portable self-aid type lighting device in conjunction with Fig. 1 (a) ~ (c) and Fig. 2, comprise people's force transmission mechanism, microgenerator 1 and light-emitting diode (LED) illuminating circuit.Described people's force transmission mechanism comprises rocking handle 2, as the one-level gear 3 and the secondary gear 4 of drive.Rocking handle 2 and the 3 coaxial settings of one-level gear can drive its synchronous rotation; One-level gear 3 engaged transmission secondary gears 4; Secondary gear 4 drives microgenerator 1 and sends electric energy; The electric energy output sending and receiving optical diode lighting circuit of microgenerator 1, its electrical block diagram as shown in Figure 2.The output of three road electric currents of microgenerator 1 is connected on respectively on three inputs of diode bridge rectifier circuit Q among Fig. 2, is connected on the two ends of light emitting diode matrix 5 behind the output of the rectification circuit Q filter capacitor C in parallel.Described light emitting diode matrix has such structure: m and is listed as (1≤j≤m, the row of the series connection of 1≤i≤n) the composition light emitting diode matrix that is connected in parallel by n LED-j-i.
The concrete course of work: will put down the rocking handle 2 that is buckled on the housing and break off with the fingers and thumb out, rotation crank 2, transmission one-level gear 3 sends electric energy by secondary gear 4 with rotating speed amplification and driving microgenerator 1, and the electric energy that sends inserts light-emitting diode (LED) illuminating circuit and realizes self-service illumination.
In the foregoing description, also can have horizontal connection between the light emitting diode in the different lines and make described light emitting diode matrix have latticed structure, as shown in Figure 3.
Embodiment two, another kind of portable self-aid type lighting device in conjunction with Fig. 1 (a) ~ (c) and Fig. 4, comprise people's force transmission mechanism, microgenerator 1 and light-emitting diode (LED) illuminating circuit.The structure of its mechanical part is identical with embodiment one, and its electrical block diagram as shown in Figure 4.M is listed as (1≤j≤m, the row of the series connection of 1≤i≤n) the composition light emitting diode matrix that is connected in parallel by n LED-j-i among Fig. 4.Three road electric currents output of microgenerator 1 is connected on respectively on three inputs of diode bridge rectifier circuit Q, above-mentioned light emitting diode matrix of series connection and constant-current source circuit behind the dc output end of the rectification circuit Q filter capacitor C in parallel, described constant-current source circuit comprises triode T, current limliting feedback resistance Re, base biasing resistor Rb and diode D1, D2.Concrete structure is: the dc output end of a termination Q of light emitting diode matrix, the colelctor electrode of another termination triode T is behind connect with the base stage of T behind current limliting feedback resistance Re of the emitter stage of T serial connection two diode D1 and the D2 and connect another dc output end of Q; Be connected on behind base biasing resistor Rb of the base stage of T series connection in the light emitting diode row between two adjacent light emitting diodes.
Embodiment three, another kind of portable self-aid type lighting device in conjunction with Fig. 1 (a) ~ (c) and Fig. 5, comprise people's force transmission mechanism, microgenerator 1 and light-emitting diode (LED) illuminating circuit.The structure of its mechanical part is identical with embodiment one, and its electrical block diagram as shown in Figure 5.Its circuit structure is compared with embodiment two, and (1≤i≤n) is connected into row and has replaced multiple row light emitting diode matrix in parallel among the embodiment two, and diode D1 and D2 are replaced with a Zener diode D for n LED-i.
Embodiment four, another kind of portable self-aid type lighting device in conjunction with Fig. 1 (a) ~ (c) and Fig. 6, comprise people's force transmission mechanism, microgenerator 1 and light-emitting diode (LED) illuminating circuit.The structure of its mechanical part is identical with embodiment one, and its electrical block diagram as shown in Figure 6.Its circuit structure is compared with embodiment two, has cancelled constant-current source circuit, and described light emitting diode matrix directly is connected on the dc output end of rectification circuit; In addition, its each light emitting diode lists and also is in series with gauge tap Kj (1≤j≤m), can control the light emitting diode number of place in circuit.
Gauge tap is controlled the number that cut-offs, also can be provided with as required light emitting diode that each gauge tap is connected of a row light emitting diode in this example.
At above-mentioned portable self-aid type lighting device, also can comprise energy storage device, for example the battery 6 among Fig. 1 (c).Energy storage device can get up the electrical power storage of input and externally power by output, and the output of described rectification circuit connects the input of energy storage device, the output sending and receiving optical diode lighting circuit of energy storage device.Described energy storage device is can be battery or large value capacitor.
In addition, the form of many in the above-described embodiments employing series connection constant-current source circuits guarantees the stability of electric current in the circuit in fact also can adopt series limiting resistor to realize, specific energy consumption is bigger mutually but it is with constant-current source circuit; Two kinds and simple constant-current source realization circuit also are provided in the foregoing description, and its difference is, uses Zener diode can provide than stable benchmark voltage and the reference voltage range of selecting broad, has constant current effect preferably; And the scheme of using general-purpose diode to be connected in series, then cost is low, circuit is simple and reliable.Dual mode respectively has advantage, can select according to actual conditions.
Portable self-aid type lighting device of the present invention can also increase configuration external power interface, so that do common charging equipment or lighting apparatus use in the occasion that external power supply is arranged, can also be equipped with electrical storage device, carry out electrical power storage, its stored electric energy both can be that external power provides, and also can be that generator sends.
Claims (9)
1, portable self-aid type lighting device, comprise people's force transmission mechanism, generator and light-emitting diode (LED) illuminating circuit, described people's force transmission mechanism can drive to the manpower that adds described generator and drive its generating, the electric energy output sending and receiving optical diode lighting circuit of generator.
2, portable self-aid type lighting device according to claim 1, it is characterized in that: described light-emitting diode (LED) illuminating circuit comprises rectification circuit and light emitting diode matrix, the electric energy output of the input termination microgenerator of described rectification circuit, its output sending and receiving light diode array.
3, portable self-aid type lighting device according to claim 2, it is characterized in that: also comprise energy storage device, it can get up the electrical power storage of input and externally power by output, the output of described rectification circuit connects the input of energy storage device, the output sending and receiving optical diode lighting circuit of energy storage device.
4, portable self-aid type lighting device according to claim 3 is characterized in that: described energy storage device is battery or large value capacitor.
5, according to any described portable self-aid type lighting device of claim 2 ~ 4, it is characterized in that: described rectification circuit is diode bridge rectifier circuit, half-wave rectifying circuit or full-wave rectifying circuit.
6, according to any described portable self-aid type lighting device of claim 2 ~ 4, it is characterized in that: described light emitting diode matrix also connect constant-current source circuit or current-limiting resistance.
7, according to any described portable self-aid type lighting device of claim 2 ~ 4, it is characterized in that: described light emitting diode matrix adopts such structure, constitute the light emitting diode row by one or more light emitting diode series connection, constitute light emitting diode matrix by one or more such row parallel connections.
8, portable self-aid type lighting device according to claim 7 is characterized in that: also comprise the multichannel gauge tap, described multichannel gauge tap is connected with the light emitting diode row of setting number respectively, the light emitting diode number of control place in circuit.
9, according to any described portable self-aid type lighting device of claim 1 ~ 4, it is characterized in that: also comprise the external power interface circuit, the external power supply of its input, its output sending and receiving optical diode lighting circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2005102001029A CN1683818A (en) | 2005-02-23 | 2005-02-23 | Portable self-aid type lighting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2005102001029A CN1683818A (en) | 2005-02-23 | 2005-02-23 | Portable self-aid type lighting device |
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| Publication Number | Publication Date |
|---|---|
| CN1683818A true CN1683818A (en) | 2005-10-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2005102001029A Pending CN1683818A (en) | 2005-02-23 | 2005-02-23 | Portable self-aid type lighting device |
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| CN (1) | CN1683818A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102523708A (en) * | 2011-11-17 | 2012-06-27 | 拓实电子（深圳）有限公司 | Portable electronic equipment protection shell with emergency light |
| CN102595683A (en) * | 2011-01-17 | 2012-07-18 | 深圳市长运通光电技术有限公司 | Driving circuit, driving device and equipment |
| CN103096559A (en) * | 2011-10-31 | 2013-05-08 | 海洋王照明科技股份有限公司 | Signal indictor light circuit |
| CN108488642A (en) * | 2018-05-25 | 2018-09-04 | 深圳市明微电子股份有限公司 | A kind of light emitting diode illuminating apparatus and light emitting diode |
-
2005
- 2005-02-23 CN CNA2005102001029A patent/CN1683818A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102595683A (en) * | 2011-01-17 | 2012-07-18 | 深圳市长运通光电技术有限公司 | Driving circuit, driving device and equipment |
| CN103096559A (en) * | 2011-10-31 | 2013-05-08 | 海洋王照明科技股份有限公司 | Signal indictor light circuit |
| CN103096559B (en) * | 2011-10-31 | 2016-04-27 | 海洋王照明科技股份有限公司 | A kind of signal designation circuit for lamp |
| CN102523708A (en) * | 2011-11-17 | 2012-06-27 | 拓实电子（深圳）有限公司 | Portable electronic equipment protection shell with emergency light |
| CN108488642A (en) * | 2018-05-25 | 2018-09-04 | 深圳市明微电子股份有限公司 | A kind of light emitting diode illuminating apparatus and light emitting diode |
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