CN202425135U - Flashlight - Google Patents
Flashlight Download PDFInfo
- Publication number
- CN202425135U CN202425135U CN2011205670336U CN201120567033U CN202425135U CN 202425135 U CN202425135 U CN 202425135U CN 2011205670336 U CN2011205670336 U CN 2011205670336U CN 201120567033 U CN201120567033 U CN 201120567033U CN 202425135 U CN202425135 U CN 202425135U
- Authority
- CN
- China
- Prior art keywords
- flashlight
- control circuit
- switch
- chip
- led lamp
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model discloses a flashlight. The flashlight comprises a light-emitting diode (LED) lamp head, a battery cabin and a tail part, which are sequentially coupled, wherein an LED lamp is arranged in the LED lamp head; a battery is arranged in the battery cabin; the tail part comprises a key rubber cap and a control circuit board which is used for adjusting the brightness of the LED lamp; a plurality of touch control apparatus which are stuck with the key rubber cap are also arranged between the key rubber cap and the control circuit board; the control circuit board comprises a control circuit, a power supply circuit and a switch circuit; the power supply circuit provides stable voltage to the control circuit; and the touch control apparatus control the connection and disconnection of the switch circuit and adjust the brightness of the LED lamp according to a pulse width modulation (PWM) signal output by the control circuit. By the technical scheme, the problem of single operation of the flashlight is solved, normal illumination is prevented from being affected by circularly operating gears, the problem that the normal service life and the utilization of the flashlight are affected caused by the fact that a tail switch is easily damaged by high current is solved at the same time, and multifunctional operability of the flashlight is realized.
Description
Technical field
The utility model relates to lighting circuit, relates in particular to a kind of flashlight.
Background technology
Common in the market circular flashlight is generally unit tool switch; Can only cycling like the need multi-functional operation, can't accomplish control or multi-functional control separately, and; Such design brings to the user and unsharply controls, and can't satisfy multi-functional and point-to-point controlling; Make the user when reality is used flashlight, can't find own required illumination gear rapidly and accurately.
In addition, also occur having the non-circular flashlight of multifunction switch on the market, generally comprised two and above parallel switch; Though can satisfy multi-functional and point-to-point design; But aspect carrying, changed the size of its traditional flashlight, convenience and comfort level are all undesirable in use.
The utility model content
The technical problem that the utility model will solve is, to the operation of prior art flashlight single with use inconvenient defective, a kind of flashlight of easy to use and multi-functional operation is provided.
The utility model solves the technical scheme that its technical problem adopted: construct a kind of flashlight; The LED lamp holder, battery compartment and the afterbody that comprise coupling successively; Be provided with the LED lamp in the said LED lamp holder; Be provided with battery in the said battery compartment, said afterbody comprises button Capsule and the control circuit board that is used to regulate the brightness of said LED lamp, also is provided with a plurality of touch-control devices of fitting with said button Capsule between said button Capsule and the said control circuit board; Wherein, Said control circuit board comprises control circuit, is power supply circuits and the switching circuit that said control circuit provides burning voltage, controls the break-make of said switching circuit through triggering the touch-control device, and regulates the brightness of said LED lamp according to the pwm signal of said control circuit output.
In the described flashlight of the utility model, said touch-control device comprises switch, photoinduction device, temperature sensing device and magnetic induction device.
In the described flashlight of the utility model, the number of said touch-control device is 2.
In the described flashlight of the utility model; Said power supply circuits specifically comprise chip IC 1, diode D1, capacitor C 1 and capacitor C 2; Wherein, the VIN pin of chip IC 1 is connected with the negative pole of battery, and the VOUT pin of chip IC 1 is connected with the anode of diode D1; The negative electrode of diode D1 is connected with an end of capacitor C 1, an end and the 3V voltage of capacitor C 2 respectively, and the other end of the other end of capacitor C 1 and capacitor C 2 is ground connection respectively.
In the described flashlight of the utility model; Said control circuit specifically comprises chip IC 2, switch S 1 and switch S 2, and wherein, the VCC pin of chip IC 2 is connected with 3V voltage; The GP0 pin of chip IC 2 is connected with an end of switch S 2; The other end ground connection of switch S 2, the GP1 pin of chip IC 2 is connected with an end of switch S 1, the other end ground connection of switch S 1.
In the described flashlight of the utility model, said switching circuit specifically comprises switching tube Q1, and wherein, the grid of switching tube Q1 is connected with the GP2 pin of chip IC 2, and the drain electrode of switching tube Q1 is connected with the negative pole of battery, the source ground of switching tube Q1.
In the described flashlight of the utility model, said chip IC 2 is a central processing unit.
In the described flashlight of the utility model, said flashlight be shaped as circle.
Implement the technical scheme of the utility model; Have following beneficial effect: through triggering the break-make of touch-control device control switch circuit, and regulate the brightness of LED lamp according to the pwm signal of control circuit output, this technical scheme has solved the single problem of flashlight operation; Avoid the cycling gear to influence normal illumination; Solve the afterbody switch simultaneously because of the big flimsy problem of electric current, influenced the ordinary life and the use of flashlight, realized the multi-functional operation property of flashlight in addition.
Description of drawings
To combine accompanying drawing and embodiment that the utility model is described further below, in the accompanying drawing:
Fig. 1 is the generalized section of the utility model flashlight;
Fig. 2 is the structural representation of the utility model switch;
Fig. 3 is the physical circuit figure of the utility model flashlight.
Embodiment
For the purpose, technical scheme and the advantage that make the utility model is clearer,, the utility model is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
Should explain be that this flashlight comprises successively LED lamp holder, battery compartment and the afterbody of coupling, is provided with the LED lamp in the said LED lamp holder; Be provided with battery in the said battery compartment; See also Fig. 1, Fig. 1 is the generalized section of the utility model flashlight, and is as shown in Figure 1; The control circuit board 2 that said afterbody comprises button Capsule 1 and is used to regulate the brightness of said LED lamp also is provided with a plurality of touch-control devices 3 of fitting with said button Capsule 1 between said button Capsule 1 and the said control circuit board 2.
Said touch-control device 3 comprises switch, photoinduction device, temperature sensing device and magnetic induction device.In the present embodiment, touch-control device 3 is a switch, and the number of this switch is 2; See also Fig. 2, Fig. 2 is the structural representation of the utility model switch, and is as shown in Figure 2; In other embodiment,, can increase the number of switch or other touch-control devices in order to satisfy the multi-functional operation property of product; Those skilled in the art should understand, and repeats no more here.
See also Fig. 3; Fig. 3 is the physical circuit figure of the utility model flashlight; As shown in Figure 3, said control circuit board 2 comprises control circuit 21, is power supply circuits 22 and the switching circuit 23 that said control circuit 21 provides burning voltage, through triggering the break-make of the said switching circuit 23 of touch-control device 3 controls; And regulate the brightness of said LED lamp according to the pwm signal of said control circuit 21 outputs, following mask body is introduced various piece:
Said power supply circuits 22 specifically comprise chip IC 1, diode D1, capacitor C 1 and capacitor C 2; Wherein, The VIN pin of chip IC 1 is connected with the negative pole of battery; The VOUT pin of chip IC 1 is connected with the anode of diode D1, and the negative electrode of diode D1 is connected with an end of capacitor C 1, an end and the 3V voltage of capacitor C 2 respectively, and the other end of the other end of capacitor C 1 and capacitor C 2 is ground connection respectively.In the present embodiment, this diode D1 is a breakdown diode.
Said control circuit 21 specifically comprises chip IC 2, switch S 1 and switch S 2; Wherein, The VCC pin of chip IC 2 is connected with 3V voltage, and the GP0 pin of chip IC 2 is connected with an end of switch S 2, the other end ground connection of switch S 2; The GP1 pin of chip IC 2 is connected with an end of switch S 1, the other end ground connection of switch S 1.In the present embodiment, said chip IC 2 is a central processing unit.Switch S 1 is a main switch, and switch S 2 is an auxiliary switch, what deserves to be mentioned is, the pin of chip IC 2 can carry out self-defined according to user's demand, and those skilled in the art should understand, and repeats no more here.
Said switching circuit 23 specifically comprises switching tube Q1, and wherein, the grid of switching tube Q1 is connected with the GP2 pin of chip IC 2, and the drain electrode of switching tube Q1 is connected with the negative pole of battery, the source ground of switching tube Q1.Should be noted that in the present embodiment, during the GP2 pin of chip IC 2 output high level, switching tube Q1 conducting, during the GP2 pin output low level of chip IC 2, switching tube Q1 ends, and those skilled in the art should understand, and repeats no more here.
Preferably, said flashlight is shaped as circle.
Compared to prior art; Through triggering the break-make of touch-control device control switch circuit, and regulate the brightness of LED lamp according to the pwm signal of control circuit output, this technical scheme has solved the single problem of flashlight operation; Avoid the cycling gear to influence normal illumination; Solve the afterbody switch simultaneously because of the big flimsy problem of electric current, influenced the ordinary life and the use of flashlight, realized the multi-functional operation property of flashlight in addition.
The preferred embodiment that the above is merely the utility model is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within the spirit and principle of the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the claim scope of the utility model.
Claims (8)
1. flashlight; The LED lamp holder, battery compartment and the afterbody that comprise coupling successively; Be provided with the LED lamp in the said LED lamp holder, be provided with battery in the said battery compartment, it is characterized in that; The control circuit board (2) that said afterbody comprises button Capsule (1) and is used to regulate the brightness of said LED lamp; Also be provided with a plurality of touch-control devices (3) of fitting with said button Capsule (1) between said button Capsule (1) and the said control circuit board (2), wherein, said control circuit board (2) comprises control circuit (21), the power supply circuits (22) and the switching circuit (23) of burning voltage is provided for said control circuit (21); Control the break-make of said switching circuit (23) through triggering touch-control device (3), and regulate the brightness of said LED lamp according to the pwm signal of said control circuit (21) output.
2. flashlight according to claim 1 is characterized in that, said touch-control device (3) comprises switch, photoinduction device, temperature sensing device and magnetic induction device.
3. flashlight according to claim 2 is characterized in that, the number of said touch-control device (3) is 2.
4. flashlight according to claim 3; It is characterized in that said power supply circuits (22) specifically comprise chip IC 1, diode D1, capacitor C 1 and capacitor C 2, wherein; The VIN pin of chip IC 1 is connected with the negative pole of battery; The VOUT pin of chip IC 1 is connected with the anode of diode D1, and the negative electrode of diode D1 is connected with an end of capacitor C 1, an end and the 3V voltage of capacitor C 2 respectively, and the other end of the other end of capacitor C 1 and capacitor C 2 is ground connection respectively.
5. flashlight according to claim 4 is characterized in that, said control circuit (21) specifically comprises chip IC 2, switch S 1 and switch S 2; Wherein, The VCC pin of chip IC 2 is connected with 3V voltage, and the GP0 pin of chip IC 2 is connected with an end of switch S 2, the other end ground connection of switch S 2; The GP1 pin of chip IC 2 is connected with an end of switch S 1, the other end ground connection of switch S 1.
6. flashlight according to claim 5 is characterized in that, said switching circuit (23) specifically comprises switching tube Q1; Wherein, The grid of switching tube Q1 is connected with the GP2 pin of chip IC 2, and the drain electrode of switching tube Q1 is connected with the negative pole of battery, the source ground of switching tube Q1.
7. flashlight according to claim 6 is characterized in that, said chip IC 2 is a central processing unit.
8. according to each described flashlight of claim 1-7, it is characterized in that, said flashlight be shaped as circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205670336U CN202425135U (en) | 2011-12-30 | 2011-12-30 | Flashlight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205670336U CN202425135U (en) | 2011-12-30 | 2011-12-30 | Flashlight |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202425135U true CN202425135U (en) | 2012-09-05 |
Family
ID=46749854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205670336U Expired - Lifetime CN202425135U (en) | 2011-12-30 | 2011-12-30 | Flashlight |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202425135U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102905424A (en) * | 2012-09-24 | 2013-01-30 | 五邑大学 | Sliding-touch dimming LED (light-emitting diode) flashlight |
| CN110275322A (en) * | 2019-04-29 | 2019-09-24 | 武汉拓达智眼镜有限公司 | A kind of folding sunglasses |
| WO2020113912A1 (en) * | 2018-12-07 | 2020-06-11 | 深圳市凯瑞兹电子科技有限公司 | External illuminating apparatus |
-
2011
- 2011-12-30 CN CN2011205670336U patent/CN202425135U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102905424A (en) * | 2012-09-24 | 2013-01-30 | 五邑大学 | Sliding-touch dimming LED (light-emitting diode) flashlight |
| WO2020113912A1 (en) * | 2018-12-07 | 2020-06-11 | 深圳市凯瑞兹电子科技有限公司 | External illuminating apparatus |
| CN110275322A (en) * | 2019-04-29 | 2019-09-24 | 武汉拓达智眼镜有限公司 | A kind of folding sunglasses |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C35 | Partial or whole invalidation of patent or utility model | ||
| IP01 | Partial invalidation of patent right |
Commission number: 5W106781 Conclusion of examination: Declaring that the patent right of utility model 201120567033.6 is invalid partially, the patent right shall be maintained on the basis of the title 1-5 of the claim filed by the patent holder in October 13, 2014. Decision date of declaring invalidation: 20150324 Decision number of declaring invalidation: 25462 Denomination of utility model: Flashlight type hand and solar charger for mobile phone Granted publication date: 20120905 Patentee: Shenzhen Klarus Lighting Technology Co.,Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20120905 |
|
| CX01 | Expiry of patent term |