CN205191282U - Single high -power flashlight of LED - Google Patents
Single high -power flashlight of LED Download PDFInfo
- Publication number
- CN205191282U CN205191282U CN201520519201.2U CN201520519201U CN205191282U CN 205191282 U CN205191282 U CN 205191282U CN 201520519201 U CN201520519201 U CN 201520519201U CN 205191282 U CN205191282 U CN 205191282U
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- CN
- China
- Prior art keywords
- led
- battery
- circuit board
- led lamp
- low voltage
- 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 - Fee Related
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model discloses a single high -power flashlight of LED, including shell, battery, LED lamp, reflector and circuit board, its characterized in that: the reflector sets up inside the flashlight front end, the LED lamp fixing is on the metal base of circuit board, adopt the heat -conducting glue to stick fast between LED lamp and the metal base to guarantee the heat dissipation of LED lamp, just the bulb setting of LED lamp is on the reflector, the battery is installed inside the shell, just the battery is connected with the circuit board and is provided the energy for the LED lamp, the LED lamp is high -power white light LED lamp, adopts the XLmap7090XR -E series white light LED lamp of GREE company, the battery adopts a lesson lithium cell, be provided with the poor current stabilizer of two low pressure on the circuit board, two poor current stabilizer parallel connection of low pressure, the battery is connected with the LED lamp through the poor current stabilizer of two parallelly connected mutually low pressure.
Description
Technical field
The utility model relates to LED flashlight lighting field, especially relates to a kind of single LEDs high-power flashlight.
Background technology
Present LED flashlight adopts many diameters to be that the LED combination of 5mm becomes a lamp holder mostly, by three joint AAA powered battery; The straw hat LED combination of some employings 3,6 or 9 0.5W, with rechargeable battery powered.The practical effect of such flashlight is unsatisfactory: owing to not having reflector, utilizes LED self lens scatter angle large, and the light sent is loose and can not shine far away.Single LEDs high-power flashlight is a kind of novel illumination instrument using single light emitting diode (LED) as light source, and market is difficult to see at ordinary times.
The utility model, in order to overcome above-mentioned defect, has carried out useful improvement.
Utility model content
The purpose of this utility model is to solve above-mentioned deficiency of the prior art, provides a kind of novel single LEDs high-power flashlight.
To achieve these goals, the utility model is by the following technical solutions:
A kind of single LEDs high-power flashlight, comprise shell, battery, LED, reflector and circuit board, it is characterized in that: it is inner that described reflector is arranged on flashlight front end, described LED is arranged in the metal pedestal of circuit board, heat-conducting glue is adopted to cement between described LED and metal pedestal, to ensure that LED is dispelled the heat, and the bulb of described LED is arranged on reflector, described battery is arranged on enclosure, and described battery is connected with circuit board and provides energy to LED, described LED is large power white light LED lamp, adopt the XLmap7090XR-E series white LED lamp of GREE company, described battery adopts a joint lithium battery, described circuit board is provided with two low voltage difference flow straighteners, described two low voltage difference flow straighteners are connected in parallel, described battery is connected with LED by two low voltage difference flow straighteners in parallel mutually,
Further, described low voltage difference flow straightener adopts AMC7135 chip, and wherein said low voltage difference flow straightener is also provided with output short-circuit/open loop protection circuit;
Further, described circuit board is also provided with cache switching diodes, described cache switching diodes is arranged between lithium battery and two low voltage difference flow straighteners in parallel, prevent battery reversal connection from burning circuit board, described cache switching diodes adopts IN4148 diode, and described LED adopts power to be the LED of 3W.
The beneficial effects of the utility model: this utility model has the advantages such as power saving, durable, brightness is strong, can be used for going out walking in the night, climb the mountain, camp, medical, maintenance etc., and cheap, are applicable to extensive popularization.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the utility model circuit theory diagrams.
Reference numeral: 1. shell; 2. battery; 3.LED lamp; 4. reflector; 5. circuit board.
Detailed description of the invention
Below in conjunction with accompanying drawing and embodiment, the utility model is further described.
Embodiment of the present utility model is with reference to shown in Fig. 1-2, a kind of single LEDs high-power flashlight, comprise shell, battery, LED, reflector and circuit board, it is characterized in that: it is inner that described reflector is arranged on flashlight front end, described LED is arranged in the metal pedestal of circuit board, heat-conducting glue is adopted to cement between described LED and metal pedestal, to ensure that LED is dispelled the heat, and the bulb of described LED is arranged on reflector, described battery is arranged on enclosure, and described battery is connected with circuit board and provides energy to LED, described LED is large power white light LED lamp, adopt the XLmap7090XR-E series white LED lamp of GREE company, described battery adopts a joint lithium battery, described circuit board is provided with two low voltage difference flow straighteners, described two low voltage difference flow straighteners are connected in parallel, described battery is connected with LED by two low voltage difference flow straighteners in parallel mutually, flashlight shell selects finished product torch shell, such shell is many to be made by aluminium alloy, can be great power LED cooling well, also very durable.Great power LED belongs to a luminescence, so want the reflector of appropriate mix., circuit wants fast in welding assembly process, and particularly the welding of LED will use scaling powder less, in case the smoke particle of scaling powder pollutes the lens of LED.Heat-conducting glue to be used between LED and metal pedestal to cement, to ensure the heat radiation of LED.
Low voltage difference flow straightener adopts AMC7135 chip; wherein said low voltage difference flow straightener is also provided with output short-circuit/open loop protection circuit, operating voltage 2.7 ~ 6V, single constant current output 350mA; without the need to external module, and there are output short-circuit/open-circuit-protection and overtemperature protection.Two AMC7135 parallel drive LED, electric current 700mA is used at this.
Circuit board 5 is also provided with cache switching diodes, described cache switching diodes is arranged between lithium battery and two low voltage difference flow straighteners in parallel, prevent battery reversal connection from burning circuit board, described cache switching diodes adopts IN4148 diode, and described LED adopts power to be the LED of 3W.
The above embodiment only have expressed a kind of embodiment of the present utility model, but therefore can not be interpreted as the restriction to the utility model scope.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.
Claims (3)
1. a single LEDs high-power flashlight, comprise shell, battery, LED, reflector and circuit board, it is characterized in that: it is inner that described reflector is arranged on flashlight front end, described LED is arranged in the metal pedestal of circuit board, heat-conducting glue is adopted to cement between described LED and metal pedestal, to ensure that LED is dispelled the heat, and the bulb of described LED is arranged on reflector, described battery is arranged on enclosure, and described battery is connected with circuit board and provides energy to LED, described LED is large power white light LED lamp, adopt the XLmap7090XR-E series white LED lamp of GREE company, described battery adopts a joint lithium battery, described circuit board is provided with two low voltage difference flow straighteners, described two low voltage difference flow straighteners are connected in parallel, described battery is connected with LED by two low voltage difference flow straighteners in parallel mutually.
2. the single LEDs high-power flashlight of one according to claim 1, is characterized in that: described low voltage difference flow straightener adopts AMC7135 chip, and wherein said low voltage difference flow straightener is also provided with output short-circuit/open loop protection circuit.
3. the single LEDs high-power flashlight of one according to claim 1 and 2, it is characterized in that: described circuit board is also provided with cache switching diodes, described cache switching diodes is arranged between lithium battery and two low voltage difference flow straighteners in parallel, prevent battery reversal connection from burning circuit board, described cache switching diodes adopts IN4148 diode, and described LED adopts power to be the LED of 3W.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520519201.2U CN205191282U (en) | 2015-07-17 | 2015-07-17 | Single high -power flashlight of LED |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520519201.2U CN205191282U (en) | 2015-07-17 | 2015-07-17 | Single high -power flashlight of LED |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205191282U true CN205191282U (en) | 2016-04-27 |
Family
ID=55784267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520519201.2U Expired - Fee Related CN205191282U (en) | 2015-07-17 | 2015-07-17 | Single high -power flashlight of LED |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205191282U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107087332A (en) * | 2017-06-30 | 2017-08-22 | 湖州升谱电子科技有限公司 | A kind of LDO backlight drive circuits |
| CN107105552A (en) * | 2017-06-30 | 2017-08-29 | 湖州升谱电子科技有限公司 | A kind of adjustable constant current driver circuit for LED of output current |
| CN107135580A (en) * | 2017-06-30 | 2017-09-05 | 湖州升谱电子科技有限公司 | A kind of ultra low differential pressure LED current stabilization circuits |
-
2015
- 2015-07-17 CN CN201520519201.2U patent/CN205191282U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107087332A (en) * | 2017-06-30 | 2017-08-22 | 湖州升谱电子科技有限公司 | A kind of LDO backlight drive circuits |
| CN107105552A (en) * | 2017-06-30 | 2017-08-29 | 湖州升谱电子科技有限公司 | A kind of adjustable constant current driver circuit for LED of output current |
| CN107135580A (en) * | 2017-06-30 | 2017-09-05 | 湖州升谱电子科技有限公司 | A kind of ultra low differential pressure LED current stabilization circuits |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160427 Termination date: 20160717 |