CN201153599Y - Solar energy illumination key ring - Google Patents
Solar energy illumination key ring Download PDFInfo
- Publication number
- CN201153599Y CN201153599Y CNU2007201335313U CN200720133531U CN201153599Y CN 201153599 Y CN201153599 Y CN 201153599Y CN U2007201335313 U CNU2007201335313 U CN U2007201335313U CN 200720133531 U CN200720133531 U CN 200720133531U CN 201153599 Y CN201153599 Y CN 201153599Y
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- booster circuit
- solar
- illuminating lamp
- solar panel
- rechargeable battery
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Abstract
A solar illuminating key ring comprises a casing, a solar panel, a rechargeable battery, an LED illuminating lamp and a booster circuit component, wherein, the solar panel, the rechargeable battery, the LED illuminating lamp and the booster circuit component are orderly arranged in the casing; the booster circuit component, the solar panel, the rechargeable battery and the LED illuminating lamp are connected into a closed booster circuit, and the opening and the closing of the switch of the booster circuit is controlled by a push button. The key ring is characterized in that the solar panel is a weak current solar panel; a current-limiting resistor is arranged on an illuminating loop of the LED illuminating lamp of the booster circuit. Because the solar key ring of the utility model adopts the weak light solar panel with small volume, the entire dimension of the key ring is decreased, which is suitable for the characteristics of smallness and convenient carrying of the key ring. In addition, the current-limiting resistor is added in the solar booster circuit, thus the use time of the solar battery after being recharged can be prolonged, and the use of the key ring at night is facilitated.
Description
Technical field
The utility model relates to a kind of key-ring, particularly a kind of key-ring of utilizing solar energy as power supply source.
Background technology
Key-ring is one of articles for daily use of often being used by people in the daily life, and in recent years along with the constantly bringing forth new ideas of science and technology, and the consciousness of energy savings, reinforcement environmental protection strengthens gradually, and the solar product of a lot of types arises at the historic moment, and also comprises the solar energy key-ring.
If any the patent No. is ZL200620103145.5 China utility model " solar energy multifunctional key lamp ", the patent No. is a ZL200520120574.9 China utility model " key chain ", and the patent No. is that the Chinese utility model " solar energy liquid crystal flicker key chain " of ZL200520098041.5 all discloses the key articles for use of solar energy being used as power supply source, above-mentioned solar energy key-ring/fastener has the battery that can utilize solar recharging, when under solar irradiation, can effectively utilize energy that solar energy produces and make the subsidiary lamp of key-ring/buckle, LED panel or liquid crystal display are luminous.But, at present a lot of solar cells mostly are monocrystaline silicon solar cell, itself volume ratio is bigger, be not suitable on the less key-ring of volume, and because solar recharging is subjected to the limitation of condition, the lamp on key-ring mostly is the LCD bulb, and the solar energy that is easy to just battery be filled with uses up, therefore, await to be further improved.
Summary of the invention
Technical problem to be solved in the utility model is that the solar energy key-ring that a kind of volume is little, lighting hours is long is provided at above-mentioned prior art present situation.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: this solar lighting key-ring, include housing, and be contained in solar panel in the described housing successively, rechargeable battery, illuminating lamp and booster circuit assembly, described booster circuit assembly and described solar panel, rechargeable battery and LED illuminating lamp are connected to become the booster circuit of a sealing, and the switching by the described booster circuit of a button control, it is characterized in that: described solar panel is the light current solar panel, and the luminous loop of the described illuminating lamp of described booster circuit is provided with current-limiting resistance.
Described housing can be monoblock type, also can be for split type, for the ease of dismounting and assembling, preferably adopt split type, it includes upper shell and the lower house that snaps together mutually, described upper shell one side is provided with clasp, can be so that link to each other with key chain, opposite side offers and the suitable perforate of described LED illuminating lamp size, described lower house is provided with the button that pushes shrapnel as the described switch of control with the switch correspondence position of described booster circuit, can make things convenient for the user to push button and open the LED illuminating lamp.
In order to make compact conformation as far as possible, described LED illuminating lamp can be fixedly installed on the described booster circuit assembly, and described button is the bottom that is fixedly installed on the booster circuit assembly, and can start or turn-off the soft-touch type elastic button of described booster circuit.
Described rechargeable battery can be various batteries, considers that the key-ring volume is less, can adopt the button rechargeable battery, and this button cell has two overhanging positive and negative plates.
For the compactness that is implemented in the confined space is installed, and realize the normal use of solar energy key-ring, described rechargeable battery positive and negative plate is fastened on the above and below of described booster circuit assembly respectively, and be contained in the chamber of forming by described upper shell and lower house, described solar panel is arranged on the chamber top, described rechargeable battery and booster circuit assembly are arranged on the chamber below, described button pushes shrapnel relative and contradicts each other with described, and described LED illuminating lamp is located in the perforate of described upper shell and is exposed to outside the chamber.
Described booster circuit can adopt existing various circuit, can adopt following circuit simply: include power supply, inductance, diode, the voltage stabilizing chip boosts, current-limiting resistance, electrochemical capacitor, solar cell, light emitting diode and switch, wherein, described solar cell two ends link to each other with described power positive cathode respectively, the positive pole of described power supply connects described switch, and connect the anode of described diode through described inductance one tunnel, another road connects the first input end of the described voltage stabilizing chip that boosts, described diode cathode is connected the trigger end of the described voltage stabilizing chip that boosts, the negative pole of described power supply then is connected second input of the described voltage stabilizing chip that boosts, the output one tunnel of the described voltage stabilizing chip that boosts connects the negative electrode that is connected described light emitting diode behind the positive pole of described electrochemical capacitor, and another road connects the anode of described light emitting diode through described current-limiting resistance.
Compared with prior art, advantage of the present utility model is: solar energy key-ring of the present utility model has adopted the small and exquisite low light level solar panel of volume, can make the overall dimensions of key-ring diminish, and is fit to the small and exquisite and portable characteristics of key-ring itself.In addition, in the solar energy booster circuit, increased a current-limiting resistance, can prolong the service time of battery, the battery that can realize a 40mA can luminously continuously be lighted 30 minutes to 1 hour a LED illuminating lamp with 20mA, prolonged the battery service time behind the solar recharging, made things convenient for use at night.
Description of drawings
Fig. 1 is the three-dimensional exploded view of the utility model embodiment.
Fig. 2 is the combining structure cutaway view of the utility model embodiment.
Fig. 3 is the solar energy booster circuit schematic diagram of the utility model embodiment.
The specific embodiment
Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.
A kind of solar lighting key-ring, include upper shell 1 and lower house 2, upper shell 1 and lower house 2 snap together the chamber that forms a sealing mutually, also include and to be contained in successively by upper shell 1, voltage in the chamber that lower house 2 is formed is 3V, electric current is the LED illuminating lamp 3 of 20mA, voltage is 3V, electric current is that 1mA and specification size are the solar panel 4 of 35mm * 13.5mm, voltage is 1.2V, electric current is button rechargeable battery 5 and the booster circuit assembly 6 of 40mA, described booster circuit assembly 6, solar panel 4, rechargeable battery 5 and LED illuminating lamp 3 are connected to become the booster circuit of a sealing, and can be by the switching of the described booster circuit of a button control.
Wherein, be provided with the clasp 11 that can connect key chain in upper shell 1 one sides, opposite side offers a perforate 12, and to be provided with one one end be finger-type movable head, that an end is fixedlyed connected 21 buttons as the described switch of control that push shrapnel to the K switch of lower house 2 and booster circuit in the position accordingly; LED illuminating lamp 3 then is fixedly installed on the described booster circuit assembly 6, button rechargeable battery 5 has two overhanging positive plates 51, negative plate 52, and the above and below with described booster circuit assembly 6 contacts respectively, thereby booster circuit assembly 6 is fastened between the positive plate 51, negative plate 52 of button rechargeable battery 5, makes button rechargeable battery 5 and booster circuit assembly 6 be connected with each other; Also has a touch switch 61 in the bottom of booster circuit assembly 6 as the master switch of realizing that whole booster circuit opens and closes; Described solar panel 4 is arranged on the top of booster circuit assembly 6 and button rechargeable battery 5, so, solar panel 4 upper shell 1 that reclines, the lower house 2 and booster circuit assembly 6 and button rechargeable battery 5 recline, and, in order to guarantee to open reliably in use LED illuminating lamp 3, the touch switch 61 of described lower house 2 bottoms pushes shrapnel 21 relatively and establish and mutually closely conflict with described, and 3 of described LED illuminating lamps just in time penetrated with the perforate 12 of suitable described upper shell 1 one sides of its size and were exposed to outside the whole housing.
Consider that existing solar panel mostly is monocrystalline silicon battery, volume is bigger, be not suitable for being used on the small and exquisite solar energy key-ring of overall volume, therefore, this patent focus on having adopted the light current solar panel, its battery volume is little, is well suited for to be installed on the less product of key-ring equal-volume to use.Particularly, adopted following solar energy booster circuit:
This booster circuit includes inductance L, the diode D1 of 1N5819, model that specification is respectively 100 μ H are 8505 the voltage stabilizing chip IC of boosting, specification is 68-300 current-limiting resistance R and the electrochemical capacitor C of 47 μ F, and and actual solar panel 4 corresponding solar cell T, boost circuit switch K with touch switch 61 interlock of reality, with corresponding power supply B of actual button rechargeable battery and the corresponding light emitting diode D2 of actual LED illuminating lamp.Wherein, described solar cell T two ends link to each other with described power supply B both positive and negative polarity respectively, the positive pole of described power supply B connects described K switch, and connect the anode of described diode D1 through described inductance L one tunnel, another road connects the first input end a of the described voltage stabilizing chip IC of boosting, described diode D1 negative electrode is connected the trigger end In of the described voltage stabilizing chip IC of boosting, the negative pole of described battery B then is connected the second input b of the described voltage stabilizing chip IC of boosting, the output Out one tunnel of the described voltage stabilizing chip IC of boosting connects the negative electrode that is connected described light emitting diode D2 behind the positive pole of described electrochemical capacitor C, and another road connects the anode of described light emitting diode D2 through described current-limiting resistance R.
In the above-mentioned booster circuit, on the luminous loop of LED illuminating lamp 3 (being light emitting diode D2) because increased a current-limiting resistance R, can prolong the service time of battery effectively, the battery that can realize a 40mA can luminously continuously be lighted 30 minutes to 1 hour a LED illuminating lamp with 20mA, prolonged the battery service time behind the solar recharging, made things convenient for use at night.
Claims (6)
1, a kind of solar lighting key-ring, include housing, and be contained in solar panel, rechargeable battery, illuminating lamp and booster circuit assembly in the described housing successively, described booster circuit assembly and described solar panel, rechargeable battery and LED illuminating lamp are connected to become the booster circuit of a sealing, and the switch opens by the described booster circuit of a button control, close, it is characterized in that: described solar panel is the light current solar panel, and the luminous loop of the described illuminating lamp of described booster circuit is provided with current-limiting resistance.
2, solar lighting key-ring according to claim 1, it is characterized in that: described housing includes upper shell and the lower house that snaps together mutually, described upper shell one side is provided with clasp, opposite side offers and the suitable perforate of described LED illuminating lamp size, and described lower house is provided with the button that pushes shrapnel as the described switch of control with the switch correspondence position of described booster circuit.
3, solar lighting key-ring according to claim 2, it is characterized in that: described LED illuminating lamp is fixedly installed on the described booster circuit assembly, the bottom of the booster circuit assembly that the switch of described booster circuit assembly is fixedly installed on, and be a touch switch.
4, solar lighting key-ring according to claim 3, it is characterized in that: described rechargeable battery is the button rechargeable battery, has two overhanging positive and negative plates.
5, solar lighting key-ring according to claim 4, it is characterized in that: the positive and negative plate of described button rechargeable battery is fastened on the above and below of described booster circuit assembly respectively, and be contained in the chamber of forming by described upper shell and lower house, described solar panel is arranged on the chamber top, described button rechargeable battery and booster circuit assembly are arranged on the chamber below, described button pushes shrapnel relative and contradicts each other with described, and described LED illuminating lamp is located in the perforate of described upper shell and is exposed to outside the chamber.
6, according to the described solar lighting key-ring of arbitrary claim in the claim 1～5, it is characterized in that: described booster circuit includes power supply, inductance, diode, the voltage stabilizing chip boosts, current-limiting resistance, electrochemical capacitor, solar cell, light emitting diode and switch, wherein, described solar cell two ends link to each other with described power positive cathode respectively, the positive pole of described power supply connects described switch, and connect the anode of described diode through described inductance one tunnel, another road connects the first input end of the described voltage stabilizing chip that boosts, described diode cathode is connected the trigger end of the described voltage stabilizing chip that boosts, the negative pole of described power supply then is connected second input of the described voltage stabilizing chip that boosts, the output one tunnel of the described voltage stabilizing chip that boosts connects the negative electrode that is connected described light emitting diode behind the positive pole of described electrochemical capacitor, and another road connects the anode of described light emitting diode through described current-limiting resistance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201335313U CN201153599Y (en) | 2007-12-29 | 2007-12-29 | Solar energy illumination key ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201335313U CN201153599Y (en) | 2007-12-29 | 2007-12-29 | Solar energy illumination key ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201153599Y true CN201153599Y (en) | 2008-11-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201335313U Expired - Fee Related CN201153599Y (en) | 2007-12-29 | 2007-12-29 | Solar energy illumination key ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201153599Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7734499B1 (en) | 2007-04-26 | 2010-06-08 | Orion Photo Industries, Inc. | Method of providing personalized souvenirs |
| IT202000001045A1 (en) | 2020-01-21 | 2021-07-21 | Project Sas Di Massimo Menichelli E C | MULTIFUNCTIONAL PORTABLE LIGHTING DEVICE AND ITS METHOD OF IMPLEMENTATION |
-
2007
- 2007-12-29 CN CNU2007201335313U patent/CN201153599Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7734499B1 (en) | 2007-04-26 | 2010-06-08 | Orion Photo Industries, Inc. | Method of providing personalized souvenirs |
| US7921032B1 (en) | 2007-04-26 | 2011-04-05 | Orion Photo Industries, Inc. | Method of providing personalized souvenirs |
| US8041593B1 (en) | 2007-04-26 | 2011-10-18 | Orion Photo Industries, Inc. | Method of providing personalized souvenirs |
| IT202000001045A1 (en) | 2020-01-21 | 2021-07-21 | Project Sas Di Massimo Menichelli E C | MULTIFUNCTIONAL PORTABLE LIGHTING DEVICE AND ITS METHOD OF IMPLEMENTATION |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081126 Termination date: 20121229 |