CN203258391U - Flashlight with adjustable light source distances - Google Patents
Flashlight with adjustable light source distances Download PDFInfo
- Publication number
- CN203258391U CN203258391U CN 201320304210 CN201320304210U CN203258391U CN 203258391 U CN203258391 U CN 203258391U CN 201320304210 CN201320304210 CN 201320304210 CN 201320304210 U CN201320304210 U CN 201320304210U CN 203258391 U CN203258391 U CN 203258391U
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- light source
- flashlight
- zoom
- seat
- lamp section
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- Expired - Lifetime
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Abstract
The utility model provides a flashlight with adjustable light source distances. The flashlight comprises a flashlight body, a light source base and a zooming rotary seat. The flashlight body is provided with a first end and a second end. The light source base is provided with a light source and capable of being arranged in the flashlight body. The zooming rotary seat is arranged at the first end of the flashlight body in a rotating mode, a lamp portion is arranged at one end of the zooming rotary seat, displacement change can be caused when the zooming rotary seat is rotated, and therefore the distances between the light source and the lamp portion can be changed. Thus, by means of the flashlight with the adjustable light source distances, the light source distances can be changed to form illumination adjustment of small-area far range condensation or large-area close range diffused illumination according to visual demands of users.
Description
Technical field
The utility model is relevant for a kind of flashlight, espespecially a kind of flashlight of tunable light source distance, rotatable zoom revolves seat, adjusts the distance between light source and the lamp section, to reach the closely illumination adjustments of astigmatism of the expection light source formation remote optically focused in zonule or large model garden.
Background technology
The flashlight of commonly using, main all is to utilize the reserve cell of flashlight inside as power resources, must not be dependent on the supply of plug-in power pack, then become and have a power failure or indispensable illuminations when reconnoitring night, yet modern Geng Yin payes attention to recreation in recent years, such as goes out to go for an outing in early spring, encamp, climb the mountain or drives the activity of bicycle, when night or insufficient light, all need utilize flashlight to be used as lighting apparatus, so be apparatus indispensable in a kind of daily life.
Yet, the known flashlight that applies to the normal lighting function, it mainly includes: a flashlight body, its inside is equiped with a power supply and a Dao Dian Yuan spare ﹔ one light source base, it has a light source, and light source base is arranged at Yi Duan ﹔ and a lamp section of flashlight body neck, it revolves is located at the body head outside, wherein, a side periphery or end in the flashlight body are provided with a power switch, use electrical communication power source and conducting element and order about the function that light source that light source base sends expection is brought into play illumination.
Above-mentioned known for still still owing not enough on practicality and the convenience, and have following 2 shortcomings and exist, its one, because general flashlight all is as linear light source with a planar lens, therefore, for the radiation modality than broad range is provided, the lamp section that just can design in the place ahead of light source different external forms changes exposure pathways, with dispersing as light, but often for definition and the light range of exposures of throwing light on, the user must move the distance between self and the subject matter, reach the purpose of cutting true observation, cause user's Bu Bian ﹔ another one, the intensity of light source generally all is electric weight and the light source itself that depends on power source, in addition, also can utilize the longitudinal separation of adjusting between light source and the lamp section, just the divergencing path of light source can be changed into linearity or diffusivity, and known flashlight in the assembling after usually only the single photograph of tool look focal length, do not have the structure of adjusting focal length, when user's wish is adjusted zoom, but the change that reduces user's Self-operating intensity of light source because of ﹔ according to above-mentioned disappearance, the known space of improving of still remaining.
The utility model content
The purpose of this utility model is, a kind of flashlight of tunable light source distance is provided, the defective that exists to solve prior art, and it utilizes rotation mode to adjust the distance of lamp section and light source, uses optically focused or the light-dispersing effect of adjusting light illumination.
For achieving the above object, the flashlight of a kind of tunable light source distance of the utility model is characterized in that including:
One flashlight body, it has a first end and one the 2nd end ﹔
One light source base, it has a light source, and be arranged at this flashlight this Ti ﹔ and
One zoom revolves seat, and it is arranged at the first end of this flashlight body with rotation mode, and is provided with a lamp section in the end that this zoom revolves seat, produces a change in displacement when this zoom of rotation revolves seat, and then changes the distance between this light source and this lamp section.
Wherein, the first end of this flashlight body is equipped with an external screw thread, and zoom revolves seat ring and be provided with one first internal thread, and external screw thread cooperates the first internal thread, makes this zoom revolve seat produces displacement with respect to this flashlight body a variation.
Wherein, more comprise a fastening ring, it has a breasting platform, and this fastening ring is arranged at this zoom and revolves between seat and this lamp section, and this breasting platform is established this lamp section in order to card.
Wherein, more comprise an enclosing cover, it is arranged at a side of lamp section.
Wherein, an end periphery of this light source base is provided with a limiting section, and the external diameter of this limiting section is greater than the internal diameter of the first internal thread.
Wherein, be equipped with an O type ring between this first end and this second end.
Wherein, this lamp section is a planoconvex spotlight.
By above-mentioned, the beneficial effects of the utility model:
1. stirring zoom by the user with hand revolves seat and screws out or screw in the flashlight body with rotation mode, can will be arranged at the zoom lamp section of revolving seat one end make a change in displacement, and consist of the spacing of institute's palpus with the light source base that is incorporated into the flashlight body, and make light source form optically focused or the astigmatism irradiation of expection towards external exposure via lamp section, just can be according to visual demand adjustment illumination definition own and light range of exposures, and must not move the distance between self and the subject matter, just can reach the purpose of cutting true observation.
2. utilize an end periphery of light source base to convex with a limiting section, and the external diameter of limiting section is greater than the internal diameter of the first internal thread, just can design a default change in displacement, in order to adjust the longitudinal separation between light source and the lamp section, light source changed into be linearity or diffusivity, but to provide user's Self-operating the in-plant intensity of light source.
Description of drawings
Fig. 1: be three-dimensional appearance schematic diagram of the present utility model.
Fig. 2: be perspective exploded view of the present utility model.
Fig. 3: be the astigmatic position view of enforcement of the present utility model.
Fig. 4: be astigmatic position intensity distribution rectangle coordinate figure of the present utility model.
Fig. 5: be enforcement spot position schematic diagram of the present utility model.
Fig. 6: be spot position intensity distribution rectangle coordinate figure of the present utility model.
The specific embodiment
For ease of explanation the utility model represented central idea in above-mentioned novel content one hurdle, hereby express with specific embodiment.Various different objects system is in the ratio that is suitable for enumerating explanation among the embodiment, but not by the ratio of actual components with drafting, close chat first bright.
See also Fig. 1～shown in Figure 2, Fig. 1 is three-dimensional appearance schematic diagram of the present utility model, and Fig. 2 is perspective exploded view of the present utility model.The flashlight of tunable light source distance of the present utility model, it includes:
One flashlight body 10, its inside can accommodating one can provide battery pack and a conducting element of power supply, and flashlight body 10 has a first end 11 and one second end 12, and first end 11 outer rings are provided with an external screw thread 11a, and are equipped with a stopper slot 13 near reaching the second end 12, wherein, stopper slot 13 is provided with an O type ring 20, in present embodiment, the installing mode of battery pack and conducting element is prior art, does not add to give unnecessary details (not shown) at this.
One light source base 30, it has a light source, and can revolve first end 11 inboards of being located at flashlight body 10, and convex with a limiting section 31 in an end periphery of light source base 30, wherein, light source base 30 can in order to electrical communication in battery pack and conducting element, be used the generation light source.
One zoom revolves seat 40, it is equipped with respectively one first internal thread 41 and one second internal thread 42 in Ce and head end inboard, and the internal diameter of the first internal thread 41 is less than the internal diameter of the second internal thread 42, and the first internal thread 41 is arranged at the external screw thread 11a in first end 11 outsides with rotation mode, when the rotation zoom revolves seat 40 the time, can be with respect to producing flashlight body 10 1 change in displacement, and the second internal thread 42 is established a fastening ring 50 in order to spiral shell, and be provided with the breasting platform 51 that to establish a lamp section 60 in order to card in a side of fastening ring 50, and with fastening ring 50 be arranged at zoom revolve the seat 40 and lamp section 60 between, wherein, lamp section 60 is the planoconvex spotlight that a periphery ring is provided with a fixed part 61, in present embodiment, the external diameter of limiting section 31 is greater than the internal diameter of the first internal thread 41, therefore, when wearing zoom, light source base 30 revolves seat 40 when being arranged at flashlight body 10, and just can be with limiting section 31 as a default fixing spacing change in displacement.
One enclosing cover 70, it is locked on a side of breasting platform 51, and enclosing cover 70 is arranged at a side of lamp section 60, and can compress the fixed part 61 that is fixed in lamp section 60.
More than be the general introduction of structure of the present utility model and shape, and combination kenel of the present utility model and the effect principle that can reach be presented below:
See also shown in Figure 2, when wish is implemented the utility model, must be for above-mentioned flashlight body 10, light source base 30, zoom revolves seat 40, fastening ring 50, lamp section 60 and enclosing cover 70 assembly operations, first step: the inside of the flashlight body 10 of at first battery pack being packed into, and make zoom revolve the seat 40 sheathed external screw thread 11a that are spun solid at flashlight body 10, at this moment, O type ring 20 just revolves the smoothness of seat 40 and 10 combinations of flashlight body in order to buffering and enhancement zoom, again light source base 30 is revolved and be located at flashlight body 10 ﹔ second steps: fastening ring 50 is imposed to screw in again and revolve seat the second internal thread 42 of 40 in zoom and give with Gu and Ding the ﹔ third step: at last lamp section 60 is positioned over breasting platform 51, and establish breasting platform 51 with enclosing cover 70 in lock, simultaneously, compress the fixed part 61 of lamp section 60, can assemble complete, in the utility model, owing to utilize the external diameter of limiting section 31 greater than the internal diameter of the first internal thread 41, zoom revolves seat 40 just can design a default fixed displacement between flashlight body 10 and limiting section 31, therefore, fixing light source cooperates portable zoom to revolve seat 40 drive lamp sections 60, and the light that light source is penetrated produces spot position and astigmatic position.
See also Fig. 3 and shown in Figure 4, Fig. 3 is the astigmatic position view of enforcement of the present utility model, Fig. 4 is astigmatic position intensity distribution rectangle coordinate figure of the present utility model, the complete initial position of the utility model installing is astigmatic position, can make light expansion and reconnoitre near light range of exposures itself, with former the design's light source focal length, and guide the light of light source to go out to external exposure, to reach the light-dispersing effect of expection.
See also Fig. 5 and shown in Figure 6, Fig. 5 is enforcement spot position schematic diagram of the present utility model, Fig. 6 is spot position intensity distribution rectangle coordinate figure of the present utility model, when user's wish is observed remote subject matter, and strengthen its illumination during definition, only zoom must be revolved seat 40 rotates in a counter-clockwise direction, the lamp section 60 that orders about on the fastening ring 50 with interlock is moved upward to spot position, so that the limiting section 31 of light source base 30 is fastened in the top of the first internal thread 41, just be beneficial to be fixedly arranged on the light source that the light source base 30 of flashlight body 10 first ends 11 sends, change its light source focal length via the lamp section 60 after the movement, and guide the light of light source to go out to external exposure, to reach the spotlight effect of expection.
Wherein, when the user changes the investigation mode, want to be adjusted into astigmatic position by spot position, only zoom must be revolved in a clockwise direction rotation of seat 40,60 in the lamp section that orders about on the fastening ring 50 with interlock moves down, so that the below of the first internal thread 41 is fastened in stopper slot 13, just is beneficial to be fixedly arranged on the light source that the light source base 30 of flashlight body 10 first ends 11 sends, change its light source focal length via the lamp section 60 after the movement, just capable of regulating returns light-dispersing effect originally.
In sum, the flashlight of tunable light source distance of the present utility model, revolving seat 40 by zoom screws out or screws in flashlight body 10 with rotation mode, it is the longitudinal separation between capable of regulating light source and the lamp section 60, and then the focal length of change light, just can be according to visual demand adjustment illumination definition own and light range of exposures, and must not move the distance between own and the observation thing, in addition, the arranging of limiting section 31 of more arranging in pairs or groups fixed a default change in displacement, so that user's Self-operating optionally to be provided light source changed into as linearity or diffusivity.
Although the utility model is to explain with a most preferred embodiment, is skillful in this skill person and can does various multi-form changes not breaking away under the utility model spirit and the category.Above illustrated embodiment is only in order to the utility model to be described, and is non-in order to limit scope of the present utility model.Such as do not disobey various modifications or the change that the utility model spirit is engaged in, all belong to the utility model claim.
Claims (7)
1. the flashlight of a tunable light source distance is characterized in that including:
One flashlight body, it has a first end and one the 2nd end ﹔
One light source base, it has a light source, and be arranged at this flashlight this Ti ﹔ and
One zoom revolves seat, and it is arranged at the first end of this flashlight body with rotation mode, and is provided with a lamp section in the end that this zoom revolves seat, produces a change in displacement when this zoom of rotation revolves seat, and then changes the distance between this light source and this lamp section.
2. the flashlight of tunable light source distance as claimed in claim 1, it is characterized in that, the first end of this flashlight body is equipped with an external screw thread, and zoom revolves seat ring and is provided with one first internal thread, and external screw thread cooperates the first internal thread, makes this zoom revolve seat produces displacement with respect to this flashlight body variation.
3. the flashlight of tunable light source distance as claimed in claim 1 is characterized in that, more comprises a fastening ring, and it has a breasting platform, and this fastening ring is arranged at this zoom and revolves between seat and this lamp section, and this breasting platform is established this lamp section in order to card.
4. the flashlight of tunable light source distance as claimed in claim 1 is characterized in that, more comprises an enclosing cover, and it is arranged at a side of lamp section.
5. the flashlight of tunable light source distance as claimed in claim 1 is characterized in that, an end periphery of this light source base is provided with a limiting section, and the external diameter of this limiting section is greater than the internal diameter of the first internal thread.
6. the flashlight of tunable light source distance as claimed in claim 1 is characterized in that, is equipped with an O type ring between this first end and this second end.
7. the flashlight of tunable light source distance as claimed in claim 1 is characterized in that, this lamp section is a planoconvex spotlight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320304210 CN203258391U (en) | 2013-05-30 | 2013-05-30 | Flashlight with adjustable light source distances |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320304210 CN203258391U (en) | 2013-05-30 | 2013-05-30 | Flashlight with adjustable light source distances |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203258391U true CN203258391U (en) | 2013-10-30 |
Family
ID=49470954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320304210 Expired - Lifetime CN203258391U (en) | 2013-05-30 | 2013-05-30 | Flashlight with adjustable light source distances |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203258391U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10520166B2 (en) | 2017-01-06 | 2019-12-31 | Germain Electronic Limited | Flashlight unit |
-
2013
- 2013-05-30 CN CN 201320304210 patent/CN203258391U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10520166B2 (en) | 2017-01-06 | 2019-12-31 | Germain Electronic Limited | Flashlight unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131030 |