CN213686683U - Lamp with adjustable focal length - Google Patents
Lamp with adjustable focal length Download PDFInfo
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- CN213686683U CN213686683U CN202023158844.9U CN202023158844U CN213686683U CN 213686683 U CN213686683 U CN 213686683U CN 202023158844 U CN202023158844 U CN 202023158844U CN 213686683 U CN213686683 U CN 213686683U
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Abstract
The utility model discloses a lamps and lanterns of adjustable focus, include: the lamp body is of a hollow structure with a light ray outlet at the bottom; a light source mounting member which is mounted inside the lamp body in an angle-adjustable manner and has a cylindrical structure with an opening at the bottom; a light source disposed within the light source mount; the variable-focus lens component is movably arranged in the light source installation part in a vertically sliding mode and is positioned between the light source and the light ray outlet; a rack member including a rack and a first gear; the rack is arranged on the zoom lens component and is arranged along the vertical direction; the first gear is meshed with the rack; the first power device is arranged on the light source mounting part and is in power connection with the first gear. The utility model discloses the function of the focus of automatically regulated light source has.
Description
Technical Field
The utility model belongs to the technical field of the illumination lamps and lanterns technique and specifically relates to a lamps and lanterns of adjustable focal length.
Background
The lighting means that various light sources are utilized to illuminate the work and living environment of people, with the development of science and technology, the lighting device of people is gradually replaced by the later candle from the original torch, and nowadays, the electric lamp replaces the candle to become the most common lighting device of people.
Along with the popularization of lighting requirements, the focal length of light emitted by a light source of an existing lamp is often required to be changed through different lenses, the zooming adjusting structure of the existing lamp is simple, the lenses inside a lamp body are usually replaced manually by a user or the relative positions of the lenses and the light source are adjusted manually, and great inconvenience is caused to the use of the user.
Thus, the prior art is subject to improvement and advancement.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem to the problem among the above-mentioned prior art, provide a lamps and lanterns of adjustable focal length, the purpose is the focus that can the automatically regulated light source.
In order to solve the technical problem, the utility model discloses a technical scheme as follows:
an adjustable focus light fixture, comprising: the lamp body is of a hollow structure with a light ray outlet at the bottom; a light source mounting member which is mounted inside the lamp body in an angle-adjustable manner and has a cylindrical structure with an opening at the bottom; a light source disposed within the light source mount; the variable-focus lens component is movably arranged in the light source installation part in a vertically sliding mode and is positioned between the light source and the light ray outlet; a rack member including a rack and a first gear; the rack is arranged on the zoom lens component and is arranged along the vertical direction; the first gear is meshed with the rack; the first power device is arranged on the light source mounting part and is in power connection with the first gear.
As a further elaboration of the above technical solution:
in the above technical solution, the light source mounting member is a heat sink.
In the above technical solution, the rack is located in the light source mounting member, a groove is formed on a side of the rack facing away from the variable focus lens assembly, and a tooth portion is formed on a side wall of the groove in a vertical direction; the first gear is embedded in the groove and meshed with the tooth part.
In the above solution, the variable focus lens package comprises: the side wall of the lens mounting piece is uniformly provided with a plurality of elastic pieces along the circumferential direction; each elastic piece is abutted against the inner side wall of the light source mounting piece; and a zoom lens fixed to the lens mount.
In the above technical solution, the elastic member is a spring ball.
In above-mentioned technical scheme, be provided with in the lamp body and be used for adjusting the adjusting part of light source installed part angle, adjusting part includes: a horizontal rotation device including a rotation shaft; the rotating shaft is rotatably and vertically arranged on the lamp body, and a second gear is sleeved at the upper end of the rotating shaft; the second gear is meshed with a third gear, the third gear is arranged on an output shaft of a second motor, and the second motor is fixed on the lamp body; the pitch angle adjusting device comprises a U-shaped connecting plate with a downward opening; the top of the U-shaped connecting plate is fixedly connected with the rotating shaft; the light source mounting piece is pivoted between the two side plates of the U-shaped connecting plate; and a second power device is further arranged on one side plate of the U-shaped connecting plate to drive the light source mounting part to rotate.
In the technical scheme, the lampshade is detachably connected to the light outlet of the lamp body.
In the above technical scheme, the lampshade is connected with the lamp body in a buckling manner.
The beneficial effects of the utility model reside in that:
the utility model can flexibly adjust the irradiation angle of the light source according to the requirements of the use scene because the light source mounting piece can be adjusted; furthermore, the utility model discloses still set up first power device, this first power device can conveniently drive the subassembly of zooming lens through rack drive's mode and slide to change the interval of this subassembly of zooming lens and light source, realize the function of automatically regulated light source focus, make the utility model has the advantages of adjust simple, convenient to use.
Drawings
Fig. 1 is a perspective view of the present invention;
FIG. 2 is an exploded view of a portion of the components of the present invention;
fig. 3 is a perspective view of the adjustment assembly of the present invention;
fig. 4 is an exploded view of the light source mounting member and the components mounted thereon according to the present invention.
The reference numbers in the figures are respectively:
1. a lamp body; 11. a lamp shade;
2. a light source mounting member; 21. an outer cylinder; 22. connecting the column internally; 23. a heat sink;
3. a light source;
4. a variable focus lens assembly; 41. a lens mount; 411. an elastic member; 42. a zoom lens;
5. a rack member; 51. a rack; 511. a groove; 5111. a tooth portion; 52. a first gear; 53. a first power unit;
6. an adjustment assembly; 61. a horizontal rotation device; 611. a rotating shaft; 612. a second gear; 613. a third gear; 614. a second motor; 62. a pitch angle adjusting device; 621. a U-shaped connecting plate; 622. and a second power device.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The embodiments described by referring to the drawings are exemplary and intended to be used for explaining the present application and are not to be construed as limiting the present application. In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be considered limiting. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise. In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate. In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.
Fig. 1-4 illustrate an embodiment of the present invention, referring to fig. 1-4, a lamp with adjustable focal length, comprising: the lamp body 1 is of a hollow structure with a light ray outlet at the bottom; a light source mounting member 2 which is mounted inside the lamp body 1 in an angle-adjustable manner and has a cylindrical structure with an opening at the bottom; a light source 3 disposed within the light source mount 2, wherein the light source 3 is a COB large light source; the variable-focus lens component 4 is movably arranged in the light source mounting component 2 in a vertically sliding mode and is positioned between the light source 3 and the light ray outlet; a rack member 5 including a rack 51 and a first gear 52; the rack 51 is arranged on the variable focus lens package 4 and arranged along the vertical direction; the first gear 52 is meshed with the rack 51; the first power device 6 is arranged on the light source mounting part 2, and the first gear 52 is in power connection, wherein the first power device 53 is a servo motor, an output shaft of the servo motor is in key connection with the first gear 52, so that when the first power device 53 drives the gear 52 to rotate, the gear 52 can drive the rack 51 to move up and down, and the rack drives the zoom lens assembly 4 to slide up and down in the light source mounting part 2 when moving up and down, and finally, the function of changing the distance between the zoom lens assembly 4 and the light source 3 to adjust the focal length of the light source 3 is realized.
When the light source device is used specifically, the zoom lens component 4, the opening at the bottom of the light source mounting component 2 and the light outlet of the lamp body 1 form a light channel, light generated by the light source 3 irradiates to the external environment after passing through the light channel, the angle of the light source mounting component 2 can be adjusted according to different use requirements, so that the irradiation angle of the light source 3 can be adjusted, and the irradiation angle of the light source 3 can also be adjusted through the first power device 53.
Preferably, the light source mounting part 2 is a radiator made of aluminum, and the aluminum has the advantage of fast heat radiation; the light source mounting part 2 comprises an outer cylinder 21, an inner connecting column 22 and a radiating fin 23; the outer cylinder 21 is a cylindrical structure with two open ends; the inner connecting column 22 is positioned at the upper side of the inner part of the outer cylinder 21 and is coaxially arranged with the outer cylinder 21, and a plurality of radiating fins 23 are uniformly arranged along the circumferential direction of the outer cylinder 21; each one end of fin 23 connect in outer barrel 21, the other end connect in interior post 22, light source 3 is fixed the bottom of interior post 22, be located in outer barrel 21, light source installed part 2 passes through fin 23 with outer barrel 21 has enlarged the area of contact with the air, has increased the radiating rate, has improved the radiating efficiency.
Preferably, the rack 51 is located in the light source mounting member 2, and a side of the rack facing away from the variable focus lens package 4 has a groove 511, and a vertical side wall of the groove 511 has a tooth portion 5111; the first gear 52 is inserted into the groove 511 and engaged with the tooth 5111.
Preferably, the variable focus lens package 4 comprises: the lens mounting member 41 has a plurality of elastic members 411 uniformly arranged on a sidewall thereof along a circumferential direction thereof, and in this embodiment, the elastic members 411 are spring balls. Each elastic piece 411 abuts against the inner side wall of the light source mounting piece 2; and a zoom lens 42 fixed to the lens mount 41.
Preferably, an adjusting assembly 6 for adjusting the angle of the light source mounting member 2 is disposed in the lamp body 1, and the adjusting assembly 6 includes a horizontal rotating device 61 and a pitch angle adjusting device 62.
The horizontal rotation means 61 includes a rotation shaft 611; the rotating shaft 611 is vertically and rotatably arranged on the lamp body 1 through a bearing, and the upper end of the rotating shaft is sleeved with a second gear 612; a third gear 613 is engaged with the second gear 612, the third gear 613 is provided at an output shaft of a second motor 614, and the second motor 614 is fixed to the lamp body 1.
The pitch angle adjusting device 62 comprises a U-shaped connecting plate 621 with a downward opening; the top of the U-shaped connecting plate 621 is fixedly connected with the rotating shaft 611; the light source mounting part 2 is pivoted between the two side plates of the U-shaped connecting plate 621; a second power device 622 is further disposed on one of the side plates of the U-shaped connecting plate 621 to drive the light source mounting member 2 to rotate, wherein the second power device 622 is a motor, and an output shaft of the motor is directly connected to the light source mounting member 2.
The working principle of the adjusting component 6 is as follows: the U-shaped connecting plate 621 is driven by the second motor 614 through a gear transmission manner to rotate in the horizontal plane, and the light source mounting part 2 is driven by the second power device 633 to adjust the pitch angle relative to the horizontal plane; to sum up, the utility model discloses can pass through adjusting part 6 realizes the adjustment of 2 multi-angles of light source installed part, and then realize the angular adjustment of light source 3 on the light source installed part 2.
Preferably, a lampshade 11 is detachably connected to a light outlet of the lamp body 1. Specifically, the lampshade 11 and the lamp body 1 may be magnetically connected through magnets that are matched with each other, or the lampshade 11 and the lamp body 1 may be respectively provided with a hook and loop surface and a hook and loop surface that are matched with each other, or the lampshade 11 and the lamp body 1 may be connected by a buckle.
The above is not intended to limit the technical scope of the present invention, and any modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention are all within the scope of the technical solution of the present invention.
Claims (8)
1. A lamp with adjustable focal length, comprising:
the lamp body is of a hollow structure with a light ray outlet at the bottom;
a light source mounting member which is mounted inside the lamp body in an angle-adjustable manner and has a cylindrical structure with an opening at the bottom;
a light source disposed within the light source mount;
the variable-focus lens component is movably arranged in the light source installation part in a vertically sliding mode and is positioned between the light source and the light ray outlet;
a rack member including a rack and a first gear; the rack is arranged on the zoom lens component and is arranged along the vertical direction; the first gear is meshed with the rack;
and the first power device is arranged on the light source mounting part and is in power connection with the first gear.
2. The adjustable focus light fixture of claim 1, wherein the light source mount is a heat sink.
3. The lamp with adjustable focal length of claim 1,
the rack is positioned in the light source mounting piece, a groove is formed in one side of the rack, which faces away from the zoom lens assembly, and a tooth part is formed on the side wall of the groove in the vertical direction;
the first gear is embedded in the groove and meshed with the tooth part.
4. The adjustable focal length light fixture of claim 1, wherein the variable focus lens assembly comprises:
the side wall of the lens mounting piece is uniformly provided with a plurality of elastic pieces along the circumferential direction; each elastic piece is abutted against the inner side wall of the light source mounting piece;
and a zoom lens fixed to the lens mount.
5. A lamp with adjustable focal length as claimed in claim 4, wherein the elastic member is a spring ball.
6. A lamp of claim 1, wherein an adjusting assembly is disposed in the lamp body for adjusting the angle of the light source mounting member, the adjusting assembly comprising:
a horizontal rotation device including a rotation shaft; the rotating shaft is rotatably and vertically arranged on the lamp body, and a second gear is sleeved at the upper end of the rotating shaft; the second gear is meshed with a third gear, the third gear is arranged on an output shaft of a second motor, and the second motor is fixed on the lamp body;
the pitch angle adjusting device comprises a U-shaped connecting plate with a downward opening; the top of the U-shaped connecting plate is fixedly connected with the rotating shaft; the light source mounting piece is pivoted between the two side plates of the U-shaped connecting plate; and a second power device is further arranged on one side plate of the U-shaped connecting plate to drive the light source mounting part to rotate.
7. A lamp with adjustable focal length as claimed in any one of claims 1 to 6, wherein a lampshade is detachably connected to the light outlet of the lamp body.
8. The lamp of claim 7, wherein the cover is snap-fit to the body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023158844.9U CN213686683U (en) | 2020-12-24 | 2020-12-24 | Lamp with adjustable focal length |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023158844.9U CN213686683U (en) | 2020-12-24 | 2020-12-24 | Lamp with adjustable focal length |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213686683U true CN213686683U (en) | 2021-07-13 |
Family
ID=76740929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023158844.9U Active CN213686683U (en) | 2020-12-24 | 2020-12-24 | Lamp with adjustable focal length |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213686683U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116989300A (en) * | 2023-09-25 | 2023-11-03 | 上海芯龙光电科技股份有限公司 | Manual zooming projection lamp |
-
2020
- 2020-12-24 CN CN202023158844.9U patent/CN213686683U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116989300A (en) * | 2023-09-25 | 2023-11-03 | 上海芯龙光电科技股份有限公司 | Manual zooming projection lamp |
| CN116989300B (en) * | 2023-09-25 | 2023-12-05 | 上海芯龙光电科技股份有限公司 | Manual zooming projection lamp |
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