CN203176758U - Magnetic control focusing torch - Google Patents
Magnetic control focusing torch Download PDFInfo
- Publication number
- CN203176758U CN203176758U CN 201320211947 CN201320211947U CN203176758U CN 203176758 U CN203176758 U CN 203176758U CN 201320211947 CN201320211947 CN 201320211947 CN 201320211947 U CN201320211947 U CN 201320211947U CN 203176758 U CN203176758 U CN 203176758U
- Authority
- CN
- China
- Prior art keywords
- focusing
- torch
- lens
- magnetic control
- lamp holder
- 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
Links
Images
Abstract
The utility model discloses a magnetic control focusing torch. The magnetic control focusing torch comprises a torch body, a lens, a lamp holder, a focusing drum, a glass front cover and a metal tail cover. The lamp holder is connected with the torch body, batteries serving as a power source are arranged inside the torch body, and the torch body is provided with a switch which is used for control the on-off of the power source. The magnetic control focusing torch also comprises a magnetic control focusing device acting on the lens, further, the magnetic control focusing device comprises an outer focusing magnet and an inner focusing magnet which are arranged corresponding to each other in position with opposite magnetic poles faced, the outer focusing magnet is fixed onto the inner wall of the focusing drum, the inner focusing magnet is fixed onto a focusing ring, and the lens is fixed inside the focusing ring. When the external focusing drum is rotated, the outer focusing magnet can be driven to move forward and backward in the direction of the lamp holder of the torch, and by means of the feature of mutual attraction of the two magnets, the inner focusing magnet moves along with the outer focusing magnet to further drive the lens fixedly sleeved inside the focusing ring to move and accordingly achieve the variation of the focal length. The forward and backward movement of the lens does not change the internal volume of the torch, so that the magnetic control focusing torch can change the light angle easily in deep water without affecting the waterproof effects.
Description
Technical field
The utility model relates to torch, particularly a kind of magnetic control focusing electric torch.
Background technology
The mode of its focusing of present adjustable focus torch is that mechanical type drives passes through to change that the mode of LED bulb and lens distance realizes, mainly contain following two kinds, first kind for arranging the lamp socket of band LED bulb, the urceolus of the inner core of charged pool and band lens, utilizing the screw thread of urceolus when rotation urceolus inboard to drive the LED lamp socket moves up and down and then changes distance between LED lamp and the lens, its shortcoming is: the LED lamp socket is connected not tight with miscellaneous part, cause radiating effect poor, simultaneously, can touch waterproof apron during focusing, waterproof effect does not have guarantee; Second kind is the inner core that band LED bulb and charged pool are set and the urceolus of being with lens, by the telescopic adjustment LED lamp of urceolus and the distance between the lens, its shortcoming is: when the depth of water degree of depth is more dark, pressure is more big thereupon, in water, change inner/outer tube apart from the time just more big in order to overcome the strength that pressure need use, it is more difficult to focus, and can touch waterproof apron during focusing, and waterproof effect does not have guarantee.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned defective, but provides a kind of magnetic control focusing, good water-proof effect, can be used for the focusing electric torch of sub aqua diving.
Magnetic control focusing electric torch described in the utility model, comprise stack shell, lens, lamp holder, focusing drum, glass protecgulum and metal tail-hood, lamp holder is connected with stack shell, be placed with the battery as power supply in the stack shell, the switch of control on/off is installed on the torch, also comprise the magnetic control focus control that acts on lens, described magnetic control focus control further includes outer focusing magnetite and the interior focusing magnetite that the position is corresponding and magnetic pole is different, outer focusing magnetite is fixed on the focusing drum inwall, the interior focusing magnetite is fixed on the focusing ring, and lens are fixed in the focusing ring.
Between described stack shell and lamp holder, the metal tail-hood, the junction is equipped with waterproof apron between lamp holder and the glass protecgulum.
Magnetic control focusing electric torch described in the utility model, described magnetic control focusing electric torch is realized focusing by the magnetic control focus control is set, fix a pair of opposite sex relative outer focusing magnetite and interior focusing magnetite respectively by on being arranged on the light modulation tube and focusing, when rotating outside focusing drum, driving outer focusing magnetite moves forward and backward toward torch lamp holder direction, it is corresponding with outer focusing magnetite position and magnetic pole is different to be fixed on interior focusing magnetite on the focusing ring simultaneously, utilize the two magnetites feature of attracting each other, along with outer focusing magnetite moves forward and backward, can make and be fixed on interior corresponding the moving forward and backward of lens of focusing ring, lens are with respect to the distance change of LED bulb, the angle of lens refraction bulb light is changed, lens distance LED bulb is more near, the light angle that torch shines out is more big, otherwise the lens distance bulb is more far away, and the light angle that torch shines out is more little.Between described stack shell and lamp holder, the metal tail-hood, the junction is equipped with waterproof apron between lamp holder and the glass protecgulum, since lens move forward and backward the volume that does not change torch inside, make torch can be implemented in to change light angle easily under the deep water and do not influence waterproof effect.
Description of drawings
Fig. 1 is schematic diagram of the present utility model.
Fig. 2 is vertical view of the present utility model.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is further described:
As Fig. 1-2, a kind of magnetic control focusing electric torch, comprise stack shell 1, lens 2, lamp holder 3, focusing drum 4, glass protecgulum 5 and metal tail-hood 6, lamp holder 3 is connected with stack shell 1, be placed with the battery as power supply in the stack shell 1, the switch 7 of control on/off is installed on the torch, also comprise the magnetic control focus control that acts on lens, described magnetic control focus control further includes three pairs of outer focusing magnetites 8 and interior focusing magnetite 9 that the opposite sex is relative, three outer focusing magnetites are fixed on focusing drum 4 inwalls, three interior focusing magnetites 9 are fixed on the focusing ring 10, and lens 2 are fixed in the focusing ring 10.Fix three pairs of outer focusing magnetites 8 and interior focusing magnetites 9 that the opposite sex is relative by being arranged on focusing drum 4 on 10 respectively with focusing ring, when rotating outside focusing drum 4, driving outer focusing magnetite 8 moves, focusing simultaneously, there is a natural attraction between the sexes with outer focusing magnetite 8 for interior focusing magnetite 9 on 10, along with outer focusing magnetite 8 moves and moves, and then the solid lens 2 of drive focusing ring 10 internal sleeve move, between the described stack shell 1 of change of realization focal length and lamp holder 3, the metal tail-hood 6, the junction between lamp holder 3 and the glass protecgulum 5 is equipped with waterproof apron.
Described magnetic control focus control includes position corresponding outer focusing magnetite and interior focusing magnetite, two magnetites are that the opposite sex is relative, outer focusing magnetite is fixed on the focusing drum inwall, the interior focusing magnetite is fixed on the focusing ring, lens are fixed in the focusing ring, when rotating outside focusing drum, driving outer focusing magnetite moves forward and backward toward torch lamp holder direction, it is corresponding with outer focusing magnetite position and magnetic pole is different to be fixed on interior focusing magnetite on the focusing ring simultaneously, utilize the two magnetites feature of attracting each other, along with outer focusing magnetite moves forward and backward, can make and be fixed on interior corresponding the moving forward and backward of lens of focusing ring, lens are with respect to the distance change of LED bulb, the angle of lens refraction bulb light is changed, and lens distance LED bulb is more near, and the light angle that torch shines out is more big, otherwise the lens distance bulb is more far away, and the light angle that torch shines out is more little.Between described stack shell and lamp holder, the metal tail-hood, the junction is equipped with waterproof apron between lamp holder and the glass protecgulum, since lens move forward and backward the volume that does not change torch inside, make torch can be implemented in to change light angle easily under the deep water and do not influence waterproof effect.
Claims (2)
1. magnetic control focusing electric torch, comprise stack shell, lens, lamp holder, focusing drum, glass protecgulum and metal tail-hood, lamp holder is connected with stack shell, be placed with the battery as power supply in the stack shell, the switch of control on/off is installed on the torch, it is characterized in that: also comprise the magnetic control focus control that acts on lens, described magnetic control focus control further includes outer focusing magnetite and the interior focusing magnetite that the position is corresponding and magnetic pole is different, outer focusing magnetite is fixed on the focusing drum inwall, the interior focusing magnetite is fixed on the focusing ring, and lens are fixed in the focusing ring.
2. a kind of magnetic control focusing electric torch according to claim 1, it is characterized in that: between described stack shell and lamp holder, the metal tail-hood, the junction is equipped with waterproof apron between lamp holder and the glass protecgulum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320211947 CN203176758U (en) | 2013-04-24 | 2013-04-24 | Magnetic control focusing torch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320211947 CN203176758U (en) | 2013-04-24 | 2013-04-24 | Magnetic control focusing torch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203176758U true CN203176758U (en) | 2013-09-04 |
Family
ID=49073450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320211947 Expired - Fee Related CN203176758U (en) | 2013-04-24 | 2013-04-24 | Magnetic control focusing torch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203176758U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103822101A (en) * | 2014-03-03 | 2014-05-28 | 佛山市开信光电有限公司 | Waterproof flashlight with optical zooming function |
| US9695993B2 (en) | 2013-04-26 | 2017-07-04 | Main Harbour International Limited | Long distance high intensity LED light with adjustable focus |
-
2013
- 2013-04-24 CN CN 201320211947 patent/CN203176758U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9695993B2 (en) | 2013-04-26 | 2017-07-04 | Main Harbour International Limited | Long distance high intensity LED light with adjustable focus |
| CN103822101A (en) * | 2014-03-03 | 2014-05-28 | 佛山市开信光电有限公司 | Waterproof flashlight with optical zooming function |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102556310B (en) | Drive and control method of bionic fish and bionic fish | |
| DE60132597D1 (en) | WATERPROOF HANDLIGHT WITH FOCUSING | |
| CN203176758U (en) | Magnetic control focusing torch | |
| CN202109224U (en) | Varifocal flashlight | |
| CN103822101B (en) | A kind of can the waterproof flashlight of optical zoom | |
| CN203762103U (en) | Magnetic induction charging electronic luminous drift | |
| CN204083831U (en) | A kind of can the waterproof flashlight of optical zoom | |
| CN204693070U (en) | Telescopic flashlight | |
| CN203508234U (en) | Combined-type shower head | |
| CN204284955U (en) | Withstand voltage Zooming electric torch and variable focus package thereof | |
| CN204922650U (en) | LED projecting lamp | |
| CN105570715A (en) | Pressure-resisting magnetic control zoom flashlight | |
| CN103016960A (en) | Focusing electric torch | |
| CN204141269U (en) | A kind of can be with an automatic light meter flashlight | |
| CN204731516U (en) | A kind of switching device of optical fiber | |
| CN204494114U (en) | There is the flashlight of guide function | |
| CN207584601U (en) | A kind of magnetic suspension wireless power atmosphere lamp | |
| CN205137313U (en) | Have fishing lamp, precious multifunctional integral machine charges | |
| CN202303154U (en) | Sunlight tracking streetlamp employing solar power supply | |
| CN202048392U (en) | Hand cranking power generation fluorescence rod | |
| CN203571450U (en) | Automatic dimming flashlight | |
| CN202746964U (en) | Overturning hand lamp | |
| CN207094455U (en) | One kind is cruised ornament lamp | |
| CN205350939U (en) | Withstand voltage magnetic control zooms flashlight | |
| CN203848005U (en) | Novel lighting torch with dual light sources |
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: 20130904 Termination date: 20150424 |
|
| EXPY | Termination of patent right or utility model |