CN104421847A - Focusing lamp - Google Patents
Focusing lamp Download PDFInfo
- Publication number
- CN104421847A CN104421847A CN201310397940.4A CN201310397940A CN104421847A CN 104421847 A CN104421847 A CN 104421847A CN 201310397940 A CN201310397940 A CN 201310397940A CN 104421847 A CN104421847 A CN 104421847A
- Authority
- CN
- China
- Prior art keywords
- sliding tray
- light fixture
- body shell
- lamp body
- lamp
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
- F21V14/02—Controlling the distribution of the light emitted by adjustment of elements by movement of light sources
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/02—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages with provision for adjustment
Abstract
The invention relates to a focusing lamp, which comprises a lamp shell, a reflecting cover, a lamp holder and a light source part. The reflecting cover is fixed inside the lamp shell. The lamp holder is arranged inside the lamp shell. The light source part is fixed on the lamp holder and is disposed within the scope of the reflecting cover. The lamp holder is movably disposed opposite to the lamp shell, and the side wall of the lamp holder horizontally stretches out to form a guide rod. The lamp also comprises a cam plate and a twist handle. The cam plate is installed inside the lamp shell. A first sliding groove is formed in the cam plate. The guide rod runs through the first sliding groove and is slidingly connected with the first sliding groove. The twist handle is mounted outside the lamp shell and is capable of dragging the cam plate to rotate. The rotating centre of the cam plate is deviated from the first sliding groove. The focusing lamp adjusts the relative position of the light source and the reflecting cover by turning the twist handle, and thus the grading of the lamp is realized and a lamp has the function of multiple grading angles.
Description
Technical field
The present invention relates to lighting field, particularly relate to the light fixture of adjustable focus.
Background technology
Mostly existing lamp distribution angle is fixing, and user cannot regulate light distribution angle voluntarily.Be divided into according to the power of optically focused and have wide light, also have narrow light.Wide light can closely light projector scope be large; The then light-gathering of narrow light is strong, and center illumination is strong, and light distribution angle is little, little for long distance illumination scope.
Existing light fixture in use can require limitation to field of employment, if user wants to change using area, then also will increase purchase light fixture again.Invent a kind of light fixture of lamp distribution angle that can regulate then can address this is that.
Summary of the invention
The technical problem to be solved in the present invention is the deficiency overcoming the existence of above-mentioned prior art, and proposes a kind of light fixture of adjustable focus, the luminous intensity distribution of its adjustable luminaire, makes same light fixture have the function of different light distribution angle.
For solving the problems of the technologies described above, the present invention proposes a kind of light fixture of adjustable focus, comprising: lamp body shell, is fixed on the reflection shield in described lamp body shell, be arranged at the lamp holder in described lamp body shell, and be fixed on described lamp holder and the light source component in scope established by the cover being placed in described reflection shield; Described lamp holder is arranged relative to described lamp body shell activity, and the sidewall horizontal of described lamp holder protrudes out guide rod; Described light fixture also comprises:
Cam disc, it is located in described lamp body shell, which is provided with the first sliding tray, and described guide rod is through described first sliding tray and be slidably connected with described first sliding tray; And the twisted handle of hand, it is located at outside described lamp body shell, and the rotation of described cam disc can be drawn, and the pivot of described cam disc and described first sliding tray deviate, described guide rod slides along the first sliding tray and drives described lamp holder and described light source component to move up and down under the rotation traction traction of described cam disc.
Further, described first sliding tray has different radian and slot highly from the pivot of described cam disc.
Further, described cam disc is provided with the jack deviating from the first sliding tray, and the twisted handle of described hand has protruded out rotation axis; Described rotation axis also fixedly inserts in described jack through described lamp body shell.
Further, described cam disc is in the form of annular discs, and described jack is placed in the axle center of described cam disc.
Further, the twisted handle of described hand has discoid body, and described rotation axis is strip and outwards protrudes out from the axle center of described body.
Further, be provided with the second sliding tray in described lamp body shell, described lamp holder is plugged in described second sliding tray, and can be up and down in described second sliding tray.
Further, the cell wall of described second sliding tray has protruded out flange with spacing described lamp holder.
Further, described lamp body shell has relative first end and the second end, is provided with described second sliding tray in described first end, and the outside of described the second end is provided with protecgulum to fixedly mount described reflection shield.
Further, described protecgulum comprises cover plate and from vertically extending four sidewalls of the peripheral region of described cover plate; A cavity offered by the corresponding described reflection shield of described cover plate, and described cover plate is provided with convex edge fit to be socketed described reflection shield along described cavity.
Further, described reflection shield is curved body, and it has the first relative openend and the second openend, and described first openend is built in described lamp body shell interts for described light source component activity, and the second openend is fixedly installed on the protecgulum of lamp body shell.
Compared with prior art, the present invention has following beneficial effect: light fixture of the present invention regulates the structure of light source and reflection shield relative position by rotating the twisted handle of hand, thus regulates lamp distribution, makes same light fixture have the function of different light distribution angle.The light fixture of a kind of adjustable focus of the present invention solves the limitation of field of employment requirement: if want to change using area, then do not need to buy light fixture again, only regulates the position of light source just passable with the twisted handle of rotation hand.Described light fixture is convenient to produce simultaneously, and same described light fixture, need not open more reflection shield mould again, decrease die cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of a preferred embodiment of the light fixture of adjustable focus of the present invention.
Fig. 2 is the three-dimensional exploded view of the light fixture shown in Fig. 1.
Another structural representation that Fig. 3 is the light fixture shown in Fig. 1.
Fig. 4 is the sectional view in the A direction of Fig. 3.
Fig. 5 is the sectional view in the B direction of Fig. 4.
Fig. 6 is the sectional view in the C direction of Fig. 5.
That respectively numbers in accompanying drawing is described as follows: 1 lamp body shell, 11 first ends, 111 second sliding trays, 112 flanges, 113 through holes, 114 pilot holes, 12 the second ends, 121 first installing holes, 13 protecgulums, 131 cover plates, 1311 cavitys, 1312 convex edge fits, 132 sidewalls, 1321 second installing holes, 2 reflection shields, 21 first openends, 22 second openends, 3 light source component, 31 light source body, 32 joint pins, 4 lamp holders, 41 cap body, 42 guide rods, 5 cam discs, 51 jacks, 52 first sliding trays, the twisted handle of 6 hand, the twisted handle body of 61 hand, 62 rotation axis.
Detailed description of the invention
In order to further illustrate principle of the present invention and structure, existing by reference to the accompanying drawings to a preferred embodiment of the present invention will be described in detail.
Consult Fig. 1 to Fig. 6, the light fixture of a kind of adjustable focus of the present invention comprises lamp body shell 1, be fixed on the reflection shield 2 in lamp body shell 1, to be installed in lamp body shell 1 and the light source component 3 be placed in the range of exposures of reflection shield 2, be connected the lamp holder 4 between light source component 3 and lamp body shell 1, to be located in lamp body shell 1 and lamp holder 4 can be made to move up and down cam disc 5, and it is outer and can draw the twisted handle 6 of hand that cam disc 5 rotates to be located at lamp body shell 1.
Continue to consult Fig. 2, Fig. 4 and Fig. 5, the rectangular body of lamp body shell 1, it has first end 11 opposing upper and lower and the second end 12.Be provided with the second sliding tray 111 in first end 11 to insert for described lamp holder 4, the cell wall of the second sliding tray 111 has protruded out flange 112 with spacing lamp holder 4.The bottom surface of first end 11 is provided with through hole 113, and through hole 113 is connected with the second sliding tray 111 to be used as to go between.Face, the side twisted handle 6 of corresponding hand of first end 11 offers a pilot hole 114.The outside of the second end 12 is provided with protecgulum 13 to fixedly mount described reflection shield 2, and the corresponding protecgulum 13 of four sidewalls of the second end 12 is respectively provided with one first installing hole 121.The cover plate 131 that protecgulum 13 comprises rectangle and four sidewalls 132 extended vertically downward by four peripheral regions of cover plate 131.The corresponding reflection shield 2 of cover plate 131 is provided with offers a cavity 1311, and cover plate 131 is provided with convex edge fit 1312 along this cavity 1311 and catches reflection shield 2 with cover.The corresponding lamp body shell 1 of sidewall 132 is provided with the second installing hole 1321, for a screw through the first installing hole 121 of lamp body shell 1 and the second installing hole 1321 of protecgulum 13, thus makes protecgulum 13 fix on the second end 12 of lamp body shell 1.
Reflection shield 2 is in curved body, and it has the first relative openend 21 and the second openend 21, openend 22, first will be narrower than the second openend 22.First openend 21 is built in lamp body shell 1 and activity is interspersed with light source component 3, and the second openend 22 is socketed on protecgulum 13 thus is fixed on the second end 12 of lamp body shell 1.
The joint pin 32 that light source component 3 comprises a light source body 31 and is connected with light source body 31, the corresponding lamp holder 4 of joint pin 32 lateral surface is provided with external screw thread so that light source component 3 is installed on lamp holder 4.
The guide rod 42 that lamp holder 4 comprises lamp holder body 41 and protruded out by the sidewall horizontal of lamp holder body 41.Lamp holder body 41 is cylindrical, and its end is provided with mounting groove 411 to install light source component 3, and the cell wall of mounting groove 411 is provided with screw thread.Described guide rod 42 is in strip.
Cam disc 5 is in the form of annular discs, and it is located in lamp body shell 1.Cam disc 5 is provided with a jack 51 in its axle center, and jack 51 is relative with the pilot hole 114 of lamp body shell 1.Cam disc 5 deviates from jack 51 and is provided with the first sliding tray 52.First sliding tray 52 is in crescent, and it is provided with the slot of different radian and height from jack 51.First sliding tray 52 is interspersed with described guide rod 42, and guide rod 42 is connected with the first sliding tray 52 relative sliding.Under external force, cam disc 5 rotates, and guide rod 42 slides along the first sliding tray 52 and moves up and down.
The twisted handle of hand 6 has discoid body 61, and rotation axis 62 stretches out from the axle center convex of body 61.Rotation axis 62 is in cylindric, and it passes the pilot hole 114 of lamp body shell 1 from outside to inside and is interspersed on the jack 51 of described cam disc 5.Under external force, rotate the twisted handle 6 of hand, thus drive cam disc 5 to rotate, connect and drive the guide rod 42 be connected with cam disc 5 relative sliding to move up and down, and then lamp holder 4 and light source component 3 are moved up and down.
Assembly method: the second sliding tray 111 li first lamp holder 4 being put into lamp body shell 1, again the first sliding tray 52 of cam disc 5 to the guide rod 42 of good lamp holder 4, then the rotation axis 62 of the twisted handle 6 of handle is worn the jack 51 as cam disc 5 from the pilot hole 114 of lamp body shell 1.When rotating the twisted handle 6 of hand, cam disc 5 synchronous axial system.Again light source component 3 is contained on lamp holder.By reflection shield 2 fit on protecgulum 13, both are fixed, then cover protecgulum 13 and the sub-assembly of reflection shield 2 toward lamp body shell 1, with four screws, lamp body shell 1 and protecgulum 13 are fixed together.
Using method: rotate the twisted handle 6 of hand, the corresponding rotation of cam disc 5, drives lamp holder 4 and light source component 3 to move up and down.When light source component 3 moves inward, light fixture injection light is concentrated, light fixture optically focused, and light distribution angle diminishes; When light source component 3 is outwards mobile, light fixture injection divergence of beam, light fixture astigmatism, light distribution angle becomes large.
In the present embodiment, rotation axis 62 protrudes out from the sidewall of the twisted handle 6 of hand, and jack 51 is opened in cam disc 5.But, be understandable that, traction relation in the present invention between the twisted handle 6 of hand and cam disc 5 inserts in jack 51 by rotation axis 62 and realizes, rotation axis 62 is unrestricted with the particular location of jack 51, can carry out as required combining, mating, as long as ensure that rotation axis 62 being inserted in jack 51 is connected to cam disc 5 to make twisted handle 6 traction of hand.According to foregoing, rotation axis 62 also can be protrude out from the sidewall of cam disc 5, and now jack 51 is opened in the twisted handle 6 of hand.That is to say, rotation axis 62 is arranged at one of them of the twisted handle of hand 6 and cam disc 5, and jack 51 is that to be arranged at another be also the protection domain of light fixture of the present invention.
Light fixture of the present invention regulates the structure of light source component 3 and reflection shield 2 relative position by rotating the twisted handle 6 of hand, thus regulates lamp distribution, makes same light fixture have the function of different light distribution angle.The light fixture of a kind of adjustable focus of the present invention solves the limitation of field of employment requirement: if want to change using area, then do not need to buy light fixture again, only regulates the position of light source just passable with the twisted handle of rotation hand 6.Described light fixture is convenient to produce simultaneously.Same light fixture, need not drive more reflection shield 2 again, decrease die cost.
These are only better possible embodiments of the present invention, not limit the scope of the invention, all utilizations description of the present invention and the change of the equivalent structure done by accompanying drawing content, be all included in protection scope of the present invention.
Claims (10)
1. a light fixture for adjustable focus, comprising: lamp body shell, is fixed on the reflection shield in described lamp body shell, is arranged at the lamp holder in described lamp body shell, and to be fixed on described lamp holder and the light source component in scope established by the cover being placed in described reflection shield; It is characterized in that,
Described lamp holder is arranged relative to described lamp body shell activity, and the sidewall horizontal of described lamp holder protrudes out guide rod;
Described light fixture also comprises:
Cam disc, is located in described lamp body shell, which is provided with the first sliding tray, and described guide rod is through described first sliding tray and be slidably connected with described first sliding tray; And
The twisted handle of hand, it is located at outside described lamp body shell, and the rotation of described cam disc can be drawn, and the pivot of described cam disc and described first sliding tray deviate, described guide rod slides along the first sliding tray and drives described lamp holder and described light source component to move up and down under the rotation traction traction of described cam disc.
2. light fixture as claimed in claim 1, is characterized in that, described first sliding tray has different radian and slot highly from the pivot of described cam disc.
3. light fixture as claimed in claim 1, it is characterized in that, described cam disc is provided with the jack deviating from the first sliding tray, and the twisted handle of described hand has protruded out rotation axis; Described rotation axis also fixedly inserts in described jack through described lamp body shell.
4. light fixture as claimed in claim 3, it is characterized in that, described cam disc is in the form of annular discs, and described jack is placed in the axle center of described cam disc.
5. light fixture as claimed in claim 3, it is characterized in that, the twisted handle of described hand has discoid body, and described rotation axis is strip and outwards protrudes out from the axle center of described body.
6. light fixture as claimed in claim 1, it is characterized in that, be provided with the second sliding tray in described lamp body shell, described lamp holder is plugged in described second sliding tray, and can be up and down in described second sliding tray.
7. light fixture as claimed in claim 6, it is characterized in that, the cell wall of described second sliding tray has protruded out flange with spacing described lamp holder.
8. light fixture as claimed in claim 6, it is characterized in that, described lamp body shell has relative first end and the second end, is provided with described second sliding tray in described first end, and the outside of described the second end is provided with protecgulum to fixedly mount described reflection shield.
9. light fixture as claimed in claim 8, is characterized in that, described protecgulum comprises cover plate and from vertically extending four sidewalls of the peripheral region of described cover plate; A cavity offered by the corresponding described reflection shield of described cover plate, and described cover plate is provided with convex edge fit to be socketed described reflection shield along described cavity.
10. light fixture as claimed in claim 9, it is characterized in that, described reflection shield is curved body, it has the first relative openend and the second openend, described first openend is built in described lamp body shell interts for described light source component activity, and described second openend is fixedly installed on the protecgulum of lamp body shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310397940.4A CN104421847A (en) | 2013-09-04 | 2013-09-04 | Focusing lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310397940.4A CN104421847A (en) | 2013-09-04 | 2013-09-04 | Focusing lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104421847A true CN104421847A (en) | 2015-03-18 |
Family
ID=52971592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310397940.4A Pending CN104421847A (en) | 2013-09-04 | 2013-09-04 | Focusing lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104421847A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106152058A (en) * | 2016-08-03 | 2016-11-23 | 中山市风华稀柠照明设计有限公司 | A kind of light fixture of adjustable rising angle |
| CN107036010A (en) * | 2017-06-13 | 2017-08-11 | 林朝辉 | A kind of multi-angle fire emergency lamp |
| CN107606528A (en) * | 2017-08-30 | 2018-01-19 | 东莞市闻誉实业有限公司 | Light collecting shot-light |
| CN108591877A (en) * | 2018-02-07 | 2018-09-28 | 中山宏思德照明有限公司 | A kind of structure of zooming LED lamp |
| CN110440187A (en) * | 2019-08-26 | 2019-11-12 | 郭玲艳 | A kind of adjustable LED lamp |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2692472Y (en) * | 2004-02-11 | 2005-04-13 | 周标文 | Portable lamp focus regulating device |
| CN101737730A (en) * | 2009-12-15 | 2010-06-16 | 海洋王照明科技股份有限公司 | Focusing structure of reflector and lamp using same |
| CN102052637A (en) * | 2009-11-04 | 2011-05-11 | 海洋王照明科技股份有限公司 | Outdoor lighting system and focusing device thereof |
| CN103185298A (en) * | 2011-12-30 | 2013-07-03 | 海洋王（东莞）照明科技有限公司 | Microspur adjusting device and luminaire adopting same |
-
2013
- 2013-09-04 CN CN201310397940.4A patent/CN104421847A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2692472Y (en) * | 2004-02-11 | 2005-04-13 | 周标文 | Portable lamp focus regulating device |
| CN102052637A (en) * | 2009-11-04 | 2011-05-11 | 海洋王照明科技股份有限公司 | Outdoor lighting system and focusing device thereof |
| CN101737730A (en) * | 2009-12-15 | 2010-06-16 | 海洋王照明科技股份有限公司 | Focusing structure of reflector and lamp using same |
| CN103185298A (en) * | 2011-12-30 | 2013-07-03 | 海洋王（东莞）照明科技有限公司 | Microspur adjusting device and luminaire adopting same |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106152058A (en) * | 2016-08-03 | 2016-11-23 | 中山市风华稀柠照明设计有限公司 | A kind of light fixture of adjustable rising angle |
| CN106152058B (en) * | 2016-08-03 | 2018-11-02 | 中山市风华稀柠照明设计有限公司 | A kind of lamps and lanterns of adjustable light-emitting angle |
| CN107036010A (en) * | 2017-06-13 | 2017-08-11 | 林朝辉 | A kind of multi-angle fire emergency lamp |
| CN107606528A (en) * | 2017-08-30 | 2018-01-19 | 东莞市闻誉实业有限公司 | Light collecting shot-light |
| CN108591877A (en) * | 2018-02-07 | 2018-09-28 | 中山宏思德照明有限公司 | A kind of structure of zooming LED lamp |
| CN110440187A (en) * | 2019-08-26 | 2019-11-12 | 郭玲艳 | A kind of adjustable LED lamp |
| CN110440187B (en) * | 2019-08-26 | 2021-03-30 | 江门市嘉家旺照明有限公司 | Adjustable LED lamp |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150318 |
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| RJ01 | Rejection of invention patent application after publication |