CN201844212U - LED (light emitting diode) torch - Google Patents

LED (light emitting diode) torch Download PDF

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Publication number
CN201844212U
CN201844212U CN2010206069652U CN201020606965U CN201844212U CN 201844212 U CN201844212 U CN 201844212U CN 2010206069652 U CN2010206069652 U CN 2010206069652U CN 201020606965 U CN201020606965 U CN 201020606965U CN 201844212 U CN201844212 U CN 201844212U
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CN
China
Prior art keywords
module
counter
battery
led
lamp holder
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Expired - Fee Related
Application number
CN2010206069652U
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Chinese (zh)
Inventor
郭同风
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Individual
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Individual
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Priority to CN2010206069652U priority Critical patent/CN201844212U/en
Application granted granted Critical
Publication of CN201844212U publication Critical patent/CN201844212U/en
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Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to an LED (light emitting diode) torch comprising a lamp shade, a torch body, a lamp cap, a battery, a circuit board and a power button switch which is arranged at the tail of the torch body. The key points are as follows: the circuit board is provided with a control module, an energy storage module and a switch module, wherein the control module comprises a counter and a driving module with the control end being connected to the output end of the counter; the output of the driving module is connected to the control end of the switch module; the triggering end of the counter is connected to the positive pole of the battery through a protective diode; and the energy storage module is connected to the positive pole of the battery through an isolating diode and electrically connected with the input end of the counter. Compared with the prior art, in the LED torch, the compactness and the completeness of the original structure of the LED torch are maintained simultaneously when a light dimming function is realized.

Description

A kind of LED torch
Technical field
The utility model relates to a kind of LED torch, belongs to LED portable lighting apparatus class.
Background technology
The LED torch is a kind of common portable lighting apparatus, existing LED torch generally comprises lampshade, cylindrical shell, lamp holder, battery, circuit board and the power button switch that is arranged on the cylindrical shell afterbody, lamp holder one end is provided with lens, and connect firmly with lampshade and to connect, described circuit board is arranged in the lamp holder, also be provided with the LED luminescent device in the described lamp holder, the other end and the cylindrical shell of lamp holder pass through thread connection, described battery is arranged in the cylindrical shell, also include a power button switch and a gauge tap simultaneously, described gauge tap is arranged on the cylindrical shell, gauge tap is connected with control circuit board, to realize high light, the low light level, the control of light efficiencies such as flicker effect, the existing problem of this LED torch of prior art is, realize the function of light modulation by being arranged on gauge tap on the cylindrical shell, caused structural complicated, particularly as a kind of portable LED torch, waterproof, suitable field work is the basic demand of this product, this LED torch of prior art, in order to realize light modulation effectively, on cylindrical shell, be provided with gauge tap, though the purpose of light modulation has realized, has destroyed the integrality of LED torch original structure, after having added gauge tap on the cylindrical shell, the LED torch that makes the very good realization of script water-proofing treatment, having become on water-proofing treatment comparatively is difficult to realize, for this reason, prior art has further improved necessity.
Summary of the invention
The purpose of this utility model is to overcome the problem that prior art exists, and a kind of new LED torch is provided, and it realizes the brightness adjustment control of LED torch on the basis of not destroying original LED torch structural intergrity.
A kind of LED torch of the present utility model; comprise lampshade; cylindrical shell; lamp holder; battery; circuit board and the power button switch that is arranged on the cylindrical shell afterbody; lamp holder one end is provided with lens; and described lamp holder is positioned at lampshade; described circuit board is arranged in the lamp holder; also be provided with the LED luminescent device in the described lamp holder; the other end and the cylindrical shell of lamp holder pass through thread connection; described battery is arranged in the cylindrical shell; its main points are that described circuit board is provided with control module; energy-storage module and switch module; described control module comprises that counter and control end are connected to the driver module of counter output; the output of described driver module is connected to the control end of described switch module; described switch module is connected to the positive-negative output end of battery by power button switch after the series connection of LED luminescent device; the trigger end of described counter is connected to the positive pole of battery by a protection diode; described energy-storage module also is connected to battery by an isolating diode, and is electrically connected with the counter power input.
This LED torch of the present utility model, when power button switch is connected, the trigger end that a pulse signal is injected into counter will be produced, the output Q0 saltus step of counter is a high level, Q1, Q2, Q3 is a low level, when the moment that the operating power key switch disconnects, after powered battery disconnects, counter is powered by energy-storage module, as long as the time that power button switch disconnects is not oversize, the output state of counter still can be kept, if this at this moment again the operating power key switch circuit is connected, the trigger end that a pulse signal is injected into counter will be produced once more, the output of this hour counter will change, and Q0 will become low level, and Q1 will become high level, Q2 and Q3 are low level still, and the rest may be inferred.The output Q0 of described counter, Q1, Q2, Q3 is a control end of receiving driver module, driver module will be according to the output state of the output of counter, export corresponding signal, when driver module output high level, the switch module that driver module is controlled will be connected the circuit of LED luminescent device, the LED luminescent device sends high light, when driver module is output as high-frequency signal, the LED luminescent device sends the low light level, when driver module is output as low frequency signal, the LED luminescent device sends quick-fried flash of light, when driver module replaces output duration signal different in size, such as two long-term signals of output, export short signal of two duration again, then the LED luminescent device sends " SOS " signal of standard.
This LED torch of the present utility model, owing to rely on power button switch to realize light modulation, transfer the files, do not need the special switch or the button that increase light modulation, transfer the files for this reason, it has kept the compactedness and the integrality of LED torch original structure when realizing dimming function, obviously the purpose of this utility model is achieved.
Description of drawings
Fig. 1 is a kind of LED torch surface structure schematic diagram of the utility model preferred embodiment.
Fig. 2 is a kind of LED torch structure cutaway view of the utility model preferred embodiment.
Fig. 3 is the system module circuit figure of a kind of LED torch of the utility model preferred embodiment.
Among each figure, 1 for cylindrical shell, 2 for lampshade, 3 for lamp holder, 4 for scale, 5 for lens, 6 for the LED luminescent device, 7 for circuit board, 8 for battery, 9 for control module, 901 for counter, 902 for driver module, 10 for switch module, 101 switch module control ends, 11 for energy-storage module, 12 for power button switch, D be that counter triggers end, D1 are that isolating diode, D2 are that counter output, Vdd are the counter power input for protection diode, Q0, Q1, Q2 and Q3.
The specific embodiment
The utility model is described in further detail below with reference to a kind of LED torch of the utility model preferred embodiment and accompanying drawing thereof.
As accompanying drawing 1; shown in the accompanying drawing 2; a kind of LED torch of the utility model preferred embodiment; comprise cylindrical shell 1; lampshade 2; lamp holder 3; circuit board 7; battery 8 and the power button switch 12 that is arranged on cylindrical shell 1 afterbody; one end of lamp holder 3 is provided with lens 5; and described lamp holder 3 is positioned at lampshade 2; described circuit board 7 is arranged in the lamp holder 3; also be provided with LED luminescent device 6 in the described lamp holder 3; the other end of lamp holder 3 and cylindrical shell 1 connect firmly by screw thread and connect; described battery 8 is arranged in the cylindrical shell 1; its main points are that described circuit board 7 is provided with control module 9; energy-storage module 11 and switch module 10; described control module 9 comprises that counter 901 and control end are connected to the output Q0 of counter 901; Q1; the driver module 902 of Q2 and Q3; the output of described driver module 902 is connected to the control end 101 of described switch module 10; described switch module 10 just is being connected to battery 8 by power button switch 12 after 6 series connection of LED luminescent device; negative output terminal; the trigger end D of described counter 901 is connected to the positive pole of battery 8 by a protection diode D2; described energy-storage module 11 also is connected to the positive pole of battery 8 by an isolating diode D1, and is electrically connected with counter 901 power input Vdd.
In this preferred embodiment, described energy-storage module 11 can adopt electrochemical capacitor to constitute.
In this preferred embodiment, described switch module 10 can adopt the MOS switching tube to constitute.
In this preferred embodiment, described driver module 902 can use the MCU device to realize, by simple programming to the MCU device, can relatively easily allow the output state of LED luminescent device by counter 901, corresponding send high light, the low light level, quick-fried flash of light and " SOS " light such as flashlight, simultaneously, the gear adjustment only need can realize by the operation to power button switch 12.
As further improving, on the described cylindrical shell 1 scale 4 can be set, the measurement of size when using with convenient field.
In sum; a kind of LED torch of the present utility model; comprise lampshade; cylindrical shell; lamp holder; battery; circuit board and the power button switch that is arranged on the cylindrical shell afterbody; its main points are that described circuit board is provided with control module; energy-storage module and switch module; described control module comprises that counter and control end are connected to the driver module of counter output; the output of described driver module is connected to the control end of described switch module; described switch module just is being connected to battery by power button switch after the series connection of LED luminescent device; cathode output end; the trigger end of described counter is connected to the positive pole of battery by a protection diode; described energy-storage module also is connected to the positive pole of battery by an isolating diode; and be electrically connected with the counter power input; compared with prior art, the utility model is realizing that dimming function has kept the compactedness and the integrality of LED torch original structure simultaneously.
The above only is the specific embodiment of the present utility model.But the utility model protection domain is not limited thereto.Anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement; all should be encompassed within the protection domain of the present utility model, therefore, protection domain of the present utility model should be as the criterion with the protection domain of claim.

Claims (4)

1. LED torch; comprise lampshade; cylindrical shell; lamp holder; battery; circuit board and the power button switch that is arranged on the cylindrical shell afterbody; lamp holder one end is provided with lens; and described lamp holder is positioned at lampshade; described circuit board is arranged in the lamp holder; also be provided with the LED luminescent device in the described lamp holder; the other end and the cylindrical shell of lamp holder pass through thread connection; described battery is arranged in the cylindrical shell; it is characterized in that described circuit board is provided with control module; energy-storage module and switch module; described control module comprises that counter and control end are connected to the driver module of counter output; the output of described driver module is connected to the control end of described switch module; described switch module just is being connected to battery by power button switch after the series connection of LED luminescent device; negative output terminal; the trigger end of described counter is connected to the positive pole of battery by a protection diode; described energy-storage module also is connected to battery by an isolating diode, and is electrically connected with the counter power input.
2. a kind of LED torch according to claim 1 is characterized in that described energy-storage module has adopted the electrochemical capacitor formation.
3. a kind of LED torch according to claim 1 is characterized in that described switch module has adopted the MOS switching tube to constitute.
4. a kind of LED torch according to claim 1 is characterized in that described driver module has adopted the MCU device.
CN2010206069652U 2010-11-16 2010-11-16 LED (light emitting diode) torch Expired - Fee Related CN201844212U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010206069652U CN201844212U (en) 2010-11-16 2010-11-16 LED (light emitting diode) torch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010206069652U CN201844212U (en) 2010-11-16 2010-11-16 LED (light emitting diode) torch

Publications (1)

Publication Number Publication Date
CN201844212U true CN201844212U (en) 2011-05-25

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010206069652U Expired - Fee Related CN201844212U (en) 2010-11-16 2010-11-16 LED (light emitting diode) torch

Country Status (1)

Country Link
CN (1) CN201844212U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10704250B2 (en) 2016-10-28 2020-07-07 Milwaukee Electric Tool Corporation Sewer cleaning machine
USD906559S1 (en) 2018-04-26 2020-12-29 Milwaukee Electric Tool Corporation Light
US11098858B2 (en) 2018-04-26 2021-08-24 Milwaukee Electric Tool Corporation Portable light having a pivotable light head
US11505229B2 (en) 2018-04-13 2022-11-22 Milwaukee Electric Tool Corporation Tool support

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10704250B2 (en) 2016-10-28 2020-07-07 Milwaukee Electric Tool Corporation Sewer cleaning machine
US11603653B2 (en) 2016-10-28 2023-03-14 Milwaukee Electric Tool Corporation Sewer cleaning machine
US11505229B2 (en) 2018-04-13 2022-11-22 Milwaukee Electric Tool Corporation Tool support
USD906559S1 (en) 2018-04-26 2020-12-29 Milwaukee Electric Tool Corporation Light
US11098858B2 (en) 2018-04-26 2021-08-24 Milwaukee Electric Tool Corporation Portable light having a pivotable light head

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110525

Termination date: 20151116

EXPY Termination of patent right or utility model