CN103016960B - Focusing electric torch - Google Patents
Focusing electric torch Download PDFInfo
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- CN103016960B CN103016960B CN201110301566.4A CN201110301566A CN103016960B CN 103016960 B CN103016960 B CN 103016960B CN 201110301566 A CN201110301566 A CN 201110301566A CN 103016960 B CN103016960 B CN 103016960B
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Abstract
The invention relates to a focusing electric torch, which comprises an electric torch shell, a reflection cup which is arranged inside the electric torch shell, a power supply, a light source assembly and an electromagnetic focusing assembly which is arranged between the power supply and the light source assembly, wherein the electromagnetic focusing assembly is electrically connected with the power supply; and the electromagnetic focusing assembly comprises an electromagnetic focusing device and a control device for controlling the electromagnetic focusing device to produce magnetism, and the control device controls the focusing assembly to produce the magnetism so as to adjust relative positions of the light source assembly and the reflection cup. By utilizing the electromagnetic principle, the electromagnetic focusing assembly can produce the magnetism with the same polarity with the light source assembly, so that the light source assembly can be moved so as to realize the focusing purpose, and the problem of the failure of the water resistance caused by the excessive fatigue of a sealing ring because a lamp holder is rotated can be avoided; and moreover, the focusing electric torch is small in size, light in weight, small in heating volume, fewer in internal components and easy to design and produce.
Description
Technical field
The present invention relates to a kind of flashlight, more particularly, relate to a kind of electromagnetic type focus flashlight.
Background technology
Most of flashlight all adopts manual rotation to focus or motor automatic focusing in the market; The defect of manual rotation focusing is, along with the increase of service time, flashlight rotating seal ring can lose efficacy because of tired, thus causes seal failure; And motor automatic focusing can because the volume of motor be excessive, heavier-weight, and repeatedly operation easily the reason such as heating bring larger difficulty to design.
Summary of the invention
The technical problem to be solved in the present invention is, for the above-mentioned defect of prior art, provides a kind of focus flashlight.
The technical solution adopted for the present invention to solve the technical problems is: construct a kind of focus flashlight, comprise flashlight shell, the reflector be located in described flashlight shell, power supply, the magnetic light source assembly of band and the electromagnetism focusing component be located between described power supply and light source assembly, wherein, described electromagnetism focusing component and described power supply are electrically connected; Described electromagnetism focusing component comprises electromagnetism focus control and produces the control device of magnetic for controlling described electromagnetism focus control;
Described control device comprises the focusing button be located on described flashlight shell and the control circuit board be located in described flashlight shell, described electromagnetism focus control is connected with described control circuit board, and described control circuit board controls described electromagnetism focus control and produces magnetic thus drive described light source assembly to slide to regulate the distance between described light source assembly and described reflector in described flashlight shell.
Focus flashlight of the present invention, wherein, described light source assembly comprises magnetic light source fixed head and is located at the light source on described light source fixed head.
Focus flashlight of the present invention, wherein, described electromagnetism focus control comprises the electromagnetic fixing device and focus control that are electrically connected with described power supply respectively; Described light source fixed head is slidably mounted on the open end of described electromagnetic fixing device upper shed, and described focus control is located between the diapire place of described electromagnetic fixing device upper shed;
Described control circuit board carries out control system of switching on or off electricity to described focus control and electromagnetic fixing device respectively, described focus control makes described light source assembly be in focus state by the control of described control circuit board, and described electromagnetic fixing device makes described light source assembly be in the positioning states after focusing by the control of described control circuit board.Focus flashlight of the present invention, wherein, described electromagnetic fixing device comprises columniform electromagnetism stationary magazine creel, described electromagnetism stationary magazine creel hollow and have one end open, the internal face of the openend of described electromagnetism stationary magazine creel is provided with chute, and described light source fixed head is slidably mounted on described chute;
The other end of described electromagnetism stationary magazine creel is provided with the solenoid be electrically connected with described power supply, and the magnetic of the magnetic that described solenoid energising produces afterwards and described light source fixed head is different.
Focus flashlight of the present invention, wherein, the other end of described electromagnetism stationary magazine creel is provided with cylinder connector, and one end of described cylinder connector contacts with described power supply conductivity, and the external cylindrical surface of described cylinder connector is provided with described solenoid.
Focus flashlight of the present invention, wherein, described focus control comprises the electromagnetism focusing drum be arranged in described electromagnetism stationary magazine creel, described electromagnetism focusing drum hollow and have one end open, and the openend of described electromagnetism focusing drum contacts with the inner bottom surface of described electromagnetism stationary magazine creel;
The inner bottom surface of described electromagnetism focusing drum is provided with solenoid, and the Magnetic Phase of the magnetic that described solenoid energising produces afterwards and described light source fixed head is same.
Focus flashlight of the present invention, wherein, the inner bottom surface of described electromagnetism focusing drum is provided with cylindrical outer circumference surface described in cylinder and is provided with described solenoid.
Focus flashlight of the present invention, wherein, the end face of described flashlight shell one end is also provided with Transparent Parts, and the other end is provided with power storehouse, is provided with described power supply in described power storehouse.
Focus flashlight of the present invention, wherein, described power supply comprises rechargeable battery.
Focus flashlight of the present invention, wherein, described flashlight shell is also provided with shift knob.
Implement focus flashlight of the present invention, there is following beneficial effect: the electromagnetism focusing component in the present invention utilizes electromagnetic principle, the magnetic with light source assembly same polarity can be produced, thus light source assembly is subjected to displacement reach the object of focusing, can not produce and make sealing ring excessive fatigue because of Rotatable lamp holder thus cause the problem of waterproof failure, and volume of the present invention is little, quality is light and caloric value is little, inner components quantity is few, easily design and producing.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:
Fig. 1 is that the structure of focus flashlight preferred embodiment of the present invention splits schematic diagram;
Fig. 2 is the profile of focus flashlight preferred embodiment of the present invention;
Fig. 3 is the structural representation of electromagnetic fixing device in focus flashlight preferred embodiment of the present invention;
Fig. 4 is the structural representation of focus control in focus flashlight preferred embodiment of the present invention.
Detailed description of the invention
As shown in Figure 1, simultaneously see Fig. 2.In a preferred embodiment of the invention, this focus flashlight comprises flashlight shell 100, the reflector 200 be located in flashlight shell 100, power supply 300, with magnetic light source assembly 400 and the electromagnetism focusing component 500 be located between power supply 300 and light source assembly 400, wherein, electromagnetism focusing component 500 and power supply 300 are electrically connected; Electromagnetism focusing component 500 comprises electromagnetism focus control and produces the control device of magnetic for controlling electromagnetism focus control.This control device comprises the focusing button 504 be located on flashlight shell 100 and the control circuit board (not shown) be located in flashlight shell 100, and electromagnetism focus control and control circuit board are electrically connected.Press focusing button 504, control circuit board can control the energising of electromagnetism focus control to produce magnetic, thus driving light source assembly 400 slides to regulate the distance between light source assembly 400 and reflector 200 in flashlight shell 100.
Further, above-mentioned light source assembly 400 comprises magnetic light source fixed head 401 and the light source 402 be located on light source fixed head 401.
Preferably, above-mentioned electromagnetism focus control comprises the electromagnetic fixing device 502 and focus control 501 that are electrically connected with power supply 300 respectively, and without being electrically connected between focus control 501 and electromagnetic fixing device 502.Light source fixed head 401 is slidably mounted on one end of electromagnetic fixing device 502, and focus control 501 is located between light source fixed head 401 and electromagnetic fixing device 502.Stationary state after focus control 501 and electromagnetic fixing device 502 make described light source assembly 400 be in focus state and focusing respectively.In use, first click focusing button 504, control circuit board controls focus control 501 energizing magnetic, because light source fixed head 401 is also magnetic, therefore can slide in electromagnetic fixing device 502 under the effect of magnetic; When sliding into required position (when reaching the focal length of needs), again press focusing button 504, while making focus control 501 power-off, electromagnetic fixing device 502 is energized, to produce and the different magnetic of light source fixed head 401, thus light source fixed head 401 is adsorbed make it to keep static.
As shown in Figure 3, further, above-mentioned electromagnetic fixing device 502 comprises columniform electromagnetism stationary magazine creel 505, electromagnetism stationary magazine creel 505 hollow and have one end open, the internal face of the openend of electromagnetism stationary magazine creel 505 is provided with chute 506, and light source fixed head 401 is slidably mounted in described chute 506.The other end of electromagnetism stationary magazine creel 505 is provided with the solenoid 503 be electrically connected with power supply 300, press focusing button 504, the magnetic different with light source fixed head 401 can be produced after solenoid 503 then can be made to be energized, thus light source fixed head 401 is absorbed and fixed in chute 506.In a preferred embodiment of the invention, the other end of electromagnetism stationary magazine creel 505 is provided with cylinder connector 507, one end of cylinder connector 507 and power supply 300 conductive contact, and the external cylindrical surface of cylinder connector 507 is wound with aforesaid solenoid 503.
As shown in Figure 4, preferably, focus control 502 comprises the electromagnetism focusing drum 508 be arranged in electromagnetism stationary magazine creel 505, electromagnetism focusing drum 508 hollow and have one end open, the openend of electromagnetism focusing drum 508 contacts with the inner bottom surface of electromagnetism stationary magazine creel 505, and the internal diameter of the external diameter of electromagnetism focusing drum 508 and electromagnetism stationary magazine creel 505 matches; The inner bottom surface of electromagnetism focusing drum 508 is provided with solenoid 503, the Magnetic Phase of the magnetic and the light source fixed head 401 that produce after solenoid 503 is energized with, therefore, when press focus button 504 time, electromagnetism focusing drum 508 can repel light source fixed head 401, makes it to produce displacement.In a preferred embodiment of the invention, the inner bottom surface of electromagnetism focusing drum 508 is provided with cylinder 509, the outer circumference surface of cylinder 509 is wound with solenoid 503.
In addition, understandable, the end face of flashlight shell 100 one end is also provided with Transparent Parts 600, the light that light source 402 sends penetrates from Transparent Parts 600 after reflector 200 reflects, and the other end is provided with the power storehouse for laying power supply 300, the power supply 300 be located in this power storehouse can adopt rechargeable battery, makes it environment friendly convenient more.And flashlight shell 100 also should be provided with the shift knob 101 controlling power supply 300 break-make.
Electromagnetism focusing component in the present invention utilizes electromagnetic principle, the magnetic with light source assembly same polarity can be produced, thus light source assembly is subjected to displacement reach the object of focusing, can not produce and make sealing ring excessive fatigue because of Rotatable lamp holder thus cause the problem of waterproof failure, and volume of the present invention is little, quality is light and caloric value is little, inner components quantity is few, easily design and production.
Above embodiment, only for technical conceive of the present invention and feature are described, its object is to person skilled in the art can be understood content of the present invention and implement accordingly, can not limit the scope of the invention.All equalizations done with the claims in the present invention scope change and modify, and all should belong to the covering scope of the claims in the present invention.
Claims (10)
1. a focus flashlight, it is characterized in that, comprise flashlight shell (100), the reflector (200) be located in described flashlight shell (100), power supply (300), with magnetic light source assembly (400) and the electromagnetism focusing component (500) be located between described power supply (300) and light source assembly (400), wherein, described electromagnetism focusing component (500) and described power supply (300) are electrically connected; Described electromagnetism focusing component (500) comprises electromagnetism focus control and produces the control device of magnetic for controlling described electromagnetism focus control;
Described control device comprises the focusing button (504) be located on described flashlight shell (100) and the control circuit board be located in described flashlight shell (100), described electromagnetism focus control is connected with described control circuit board, and described control circuit board controls described electromagnetism focus control and produces magnetic thus drive described light source assembly (400) to slide to regulate the distance between described light source assembly (400) and described reflector (200) in described flashlight shell (100);
Wherein, described electromagnetism focus control comprises the electromagnetic fixing device (502) and focus control (501) that are electrically connected with described power supply (300) respectively; Described control circuit board switches the described electromagnetic fixing device of control (502) and described focus control (501) power on/off respectively by focusing button (504), produce the magnetic drive light source assembly (400) identical with light source assembly (400) after being energized to make described focus control (501) to slide, produce the magnetic different with light source assembly (400) after described electromagnetic fixing device (502) is energized and light source assembly (400) is located.
2. focus flashlight according to claim 1, it is characterized in that, the light source (402) that described light source assembly (400) comprises magnetic light source fixed head (401) and is located on described light source fixed head (401).
3. focus flashlight according to claim 2, it is characterized in that, described light source fixed head (401) is slidably mounted on the open end of described electromagnetic fixing device (502) upper shed, and the diapire place of described electromagnetic fixing device (502) upper shed is located at by described focus control (501);
Described control circuit board carries out control system of switching on or off electricity to described focus control (501) and electromagnetic fixing device (502) respectively, described focus control (501) makes described light source assembly (400) be in focus state by the control of described control circuit board, and described electromagnetic fixing device (502) makes described light source assembly (400) be in the positioning states after focusing by the control of described control circuit board.
4. focus flashlight according to claim 3, it is characterized in that, described electromagnetic fixing device (502) comprises columniform electromagnetism stationary magazine creel (505), described electromagnetism stationary magazine creel (505) hollow and have one end open, the internal face of the openend of described electromagnetism stationary magazine creel (505) is provided with chute (506), and described light source fixed head (401) is slidably mounted in described chute (506);
The other end of described electromagnetism stationary magazine creel (505) is provided with the first solenoid (503) be electrically connected with described power supply (300), and the magnetic of the magnetic that described first solenoid (503) energising produces afterwards and described light source fixed head (401) is different.
5. focus flashlight according to claim 4, it is characterized in that, the other end of described electromagnetism stationary magazine creel (505) is provided with cylinder connector (507), one end of described cylinder connector (507) and described power supply (300) conductive contact, and the external cylindrical surface of described cylinder connector (507) is provided with described first solenoid (503).
6. focus flashlight according to claim 4, it is characterized in that, described focus control (501) comprises the electromagnetism focusing drum (508) be arranged in described electromagnetism stationary magazine creel (505), described electromagnetism focusing drum (508) hollow and have one end open, the openend of described electromagnetism focusing drum (508) contacts with the inner bottom surface of described electromagnetism stationary magazine creel (505);
The inner bottom surface of described electromagnetism focusing drum (508) is provided with the second solenoid (503), and the Magnetic Phase of the magnetic that described second solenoid (503) energising produces afterwards and described light source fixed head (401) is same.
7. focus flashlight according to claim 6, it is characterized in that, the inner bottom surface of described electromagnetism focusing drum (508) is provided with cylinder (509), and the outer circumference surface of described cylinder (509) is provided with described second solenoid (503).
8. focus flashlight according to claim 1, it is characterized in that, the end face of described flashlight shell (100) one end is also provided with Transparent Parts (600), and the other end is provided with power storehouse, is provided with described power supply (300) in described power storehouse.
9. focus flashlight according to claim 8, is characterized in that, described power supply (300) comprises rechargeable battery.
10. focus flashlight according to claim 1, is characterized in that, described flashlight shell (100) is also provided with shift knob (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110301566.4A CN103016960B (en) | 2011-09-27 | 2011-09-27 | Focusing electric torch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110301566.4A CN103016960B (en) | 2011-09-27 | 2011-09-27 | Focusing electric torch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103016960A CN103016960A (en) | 2013-04-03 |
| CN103016960B true CN103016960B (en) | 2015-01-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110301566.4A Active CN103016960B (en) | 2011-09-27 | 2011-09-27 | Focusing electric torch |
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| Country | Link |
|---|---|
| CN (1) | CN103016960B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104214691B (en) * | 2013-05-31 | 2017-10-13 | 海洋王（东莞）照明科技有限公司 | Light source mobile device and the flashlight with the light source mobile device |
| CN104421629A (en) * | 2013-08-26 | 2015-03-18 | 海洋王（东莞）照明科技有限公司 | Focusing flashlight |
| DE102016117147A1 (en) | 2016-09-13 | 2018-03-15 | a1 Mobile Light Technology GmbH | Electric flashlight focusing |
| CN107283050B (en) * | 2017-08-11 | 2024-03-15 | 重庆江陆激光科技有限公司 | Light guide device for deep hole laser cladding |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201359651Y (en) * | 2009-02-27 | 2009-12-09 | 赵利民 | Structure for controlling optical zoom distance by utilizing magnetic line of force |
| CN201611016U (en) * | 2010-03-02 | 2010-10-20 | 于小平 | Focusing torch |
| CN201715255U (en) * | 2010-04-20 | 2011-01-19 | 洪永强 | Flashlight |
-
2011
- 2011-09-27 CN CN201110301566.4A patent/CN103016960B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201359651Y (en) * | 2009-02-27 | 2009-12-09 | 赵利民 | Structure for controlling optical zoom distance by utilizing magnetic line of force |
| CN201611016U (en) * | 2010-03-02 | 2010-10-20 | 于小平 | Focusing torch |
| CN201715255U (en) * | 2010-04-20 | 2011-01-19 | 洪永强 | Flashlight |
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| Publication number | Publication date |
|---|---|
| CN103016960A (en) | 2013-04-03 |
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