CN203549422U - LED flashlight - Google Patents
LED flashlight Download PDFInfo
- Publication number
- CN203549422U CN203549422U CN201320737553.6U CN201320737553U CN203549422U CN 203549422 U CN203549422 U CN 203549422U CN 201320737553 U CN201320737553 U CN 201320737553U CN 203549422 U CN203549422 U CN 203549422U
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- China
- Prior art keywords
- battery
- led lamp
- led
- flashlight
- handle
- 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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Abstract
The utility model discloses an LED flashlight. The LED flashlight comprises a flashlight handle (1) and a flashlight head (2). An LED lamp head (6) is arranged at the front end of the flashlight handle (1), the LED lamp head (6) is installed on a printed circuit board I (5), the power source input end of the LED lamp head (6) is sequentially connected with a transistor voltage booster (7), a switch button (3) and the positive pole of a battery (4) through wires, the power source output end of the LED lamp head (6) is connected with the negative pole of the battery (4) through a wire, the rear end of the flashlight handle (1) is provided with a charging plug (10), the two output ends of the charging plug (10) are connected with the positive pole of the battery (4) and the negative pole of the battery (4) respectively through a rectifier (11) and a current-limiting resistor. The LED flashlight is simple in structure, firm, durable, low in cost, low in power consumption and long in service life.
Description
Technical field
The utility model relates to LED technical field, is specifically related to a kind of LED flashlight.
Background technology
Along with the development of global economy, the demand of the energy is increased day by day.But through continuous exploitation for many years, the non-renewable resources such as the oil in the whole world, coal are more and more in short supply, and a kind of clean energy need to be found in the whole world, also need to save the energy simultaneously.LED flashlight is when providing even more high light illumination the same as conventional flashlight, and energy consumption is very low, and simultaneously because it is convenient for carrying, therefore by global extensive concern, user is more and more, has wide market and application prospect.Existing LED flashlight is because power is large, thereby the life-span is short.
Utility model content
Goal of the invention of the present utility model is: for the problem of above-mentioned existence, provide a kind of simple in structure, durable, cost is low, be convenient to produce promote LED flashlight.
The technical solution adopted in the utility model is such: comprise torch handle 1 and torch head 2, wherein torch handle 1 front end is provided with LED lamp holder 6, LED lamp holder 6 is arranged on printed circuit board 1, the power input of LED lamp holder 6 is connected with transistor stepup transformer 7, shift knob 3 and the positive pole of battery 4 successively by wire, the power output end of LED lamp holder 6 is connected with the negative pole of battery 4 by wire, the rear end of electricity handle 1 is provided with charging plug 10, and 2 outputs of charging plug 10 are connected with the both positive and negative polarity of battery 4 with current-limiting resistance 9 by rectifier 11 respectively.
Further, described transistor stepup transformer 7 is arranged on printed circuit board 28, and voltage is risen to 3V.
Further, described torch handle 1 and torch head 2 adopt elastomeric material or metal material to make.
Further, described battery 4 adopts the nickel-cadmium cell of 1.2V/2500mAhr.
In sum, the beneficial effects of the utility model are: simple in structure, durable, cost is low.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is schematic diagram of the present utility model.
The specific embodiment
By reference to the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, and basic structure of the present utility model is only described in a schematic way, and therefore it only shows the formation relevant with the utility model.
As shown in Figure 1, a kind of LED flashlight, comprise torch handle 1 and torch head 2, wherein torch handle 1 front end is provided with LED lamp holder 6, LED lamp holder 6 is arranged on printed circuit board 1, the power input of LED lamp holder 6 is connected with transistor stepup transformer 7, shift knob 3 and the positive pole of battery 4 successively by wire, the power output end of LED lamp holder 6 is connected with the negative pole of battery 4 by wire, the rear end of electricity handle 1 is provided with charging plug 10, and 2 outputs of charging plug 10 are connected with the both positive and negative polarity of battery 4 with current-limiting resistance 9 by rectifier 11 respectively.
Further, described transistor stepup transformer 7 is arranged on printed circuit board 28, and voltage is risen to 3V.
Further, described torch handle 1 and torch head 2 adopt elastomeric material or metal material to make.
Further, described battery 4 adopts the nickel-cadmium cell of 1.2V/2500mAhr.
Take above-mentioned foundation desirable embodiment of the present utility model as enlightenment, by above-mentioned description, relevant staff can, not departing from the scope of this utility model technological thought, carry out various change and modification completely.The technical scope of this utility model is not limited to the content on description, must determine its technical scope according to claim scope.
Claims (4)
1. a LED flashlight, comprise torch handle (1) and torch head (2), it is characterized in that: torch handle (1) front end is provided with LED lamp holder (6), LED lamp holder (6) is arranged on printed circuit board one (5), the power input of LED lamp holder (6) by wire successively with transistor stepup transformer (7), shift knob (3) is connected with the positive pole of battery (4), the power output end of LED lamp holder (6) is connected with the negative pole of battery (4) by wire, the rear end of electricity handle (1) is provided with charging plug (10), 2 outputs of charging plug (10) are connected with the both positive and negative polarity of battery (4) with current-limiting resistance (9) by rectifier (11) respectively.
2. a kind of LED flashlight according to claim 1, is characterized in that: it is upper that described transistor stepup transformer (7) is arranged on printed circuit board two (8), and voltage is risen to 3V.
3. a kind of LED flashlight according to claim 1, is characterized in that: described torch handle (1) and torch head (2) adopt elastomeric material or metal material to make.
4. a kind of LED flashlight according to claim 1, is characterized in that: described battery (4) adopts the nickel-cadmium cell of 1.2V/2500mAhr.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320737553.6U CN203549422U (en) | 2013-11-21 | 2013-11-21 | LED flashlight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320737553.6U CN203549422U (en) | 2013-11-21 | 2013-11-21 | LED flashlight |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203549422U true CN203549422U (en) | 2014-04-16 |
Family
ID=50467536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320737553.6U Expired - Fee Related CN203549422U (en) | 2013-11-21 | 2013-11-21 | LED flashlight |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203549422U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103672431A (en) * | 2013-11-21 | 2014-03-26 | 浙江龙驰科技有限公司 | LED flashlight |
-
2013
- 2013-11-21 CN CN201320737553.6U patent/CN203549422U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103672431A (en) * | 2013-11-21 | 2014-03-26 | 浙江龙驰科技有限公司 | LED flashlight |
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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 |
Granted publication date: 20140416 Termination date: 20141121 |
|
| EXPY | Termination of patent right or utility model |