CN201787438U - LED spot lamp with continuous adjustable wide angle - Google Patents
LED spot lamp with continuous adjustable wide angle Download PDFInfo
- Publication number
- CN201787438U CN201787438U CN2010205015176U CN201020501517U CN201787438U CN 201787438 U CN201787438 U CN 201787438U CN 2010205015176 U CN2010205015176 U CN 2010205015176U CN 201020501517 U CN201020501517 U CN 201020501517U CN 201787438 U CN201787438 U CN 201787438U
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Abstract
The utility model discloses an LED spot lamp with continuous adjustable wide angle, which is continuously adjustable in lighting angle, wide in illumination adjustable range and uniform in illumination by the aid of a multi-circle structure. The LED spot lamp comprises a bottom board (1), an angle adjusting device arranged on the bottom board (1), a central circle of LED condensing units and at least one outer circle of LED condensing units, wherein each outer circle of LED condensing units includes at least three substrates uniformly arranged on the periphery of the central circle of condensing units and provided with a plurality of LED lamps, the inner substrates and the outer substrates are connected in rotating manner, supports (6) for supporting the substrates are arranged on the bottom board (1), the substrates are connected with the supports (6) in rotating manner, and the angle adjusting device controls the vertical lifting of the central circle of LED condensing units. The LED spot lamp is applied to the fields of filming illumination, advertisement illumination and the like, and is wide in market prospect.
Description
Technical field
The utility model relates to the continuously adjustable LED spotlight of a kind of angle on a large scale.
Background technology
LED is because of its special packaged type, make the lamp pearl this as fixing irradiating angle, so being applied to the angle that mostly is fixing in the light fixture shines, so working method is then very inconvenient in video display illumination and lighting, wish that the LED lamp also can resemble and work traditional spotlight, have the continuous adjustable function of range of exposures and irradiating angle, this is the weakness of LED lamp just.The photography of angle adjustable at present appears on the market with the LED light fixture, and main implementation has two kinds: first kind is to install lens additional before LED lamp pearl, changes irradiating angle by the distance of adjusting lens and lamp pearl, and the method and traditional spotlight working method are similar; Another kind is to realize angular adjustment by the angle angle of adjusting the relative lamp axes of circuit board (or aluminium base) that LED lamp pearl is installed.First kind of mode is not suitable for the lamp applications of more LED lamp pearl.The mode that also has utilization to change set of lenses changes irradiating angle, but inconvenient, can not realize the Continuous irradiation adjustable angle, second kind of lamp applications that is fit to a lot of LED lamp pearls.
The utility model improves at the defective of second way angle adjustable narrow range.The patented technology of the second way is existing good multiple, but can be applied to have only two kinds of professional video display light fixture: first sector structure, this structure is similar to a umbrella, the every lamp plate that LED is installed (circuit board or aluminium base) all is fan-shaped, it after the splicing circle, be that fixing point also is a point on every side, the center is removable, its advantage is simple in structure, but the angle adjustable scope is little, hot spot central point brightness meeting descends to some extent when surpassing the intrinsic irradiating angle of 1.5 times LED, and center spot brightness descends very greatly when surpassing the intrinsic irradiating angle of two or two times LED, the center blackening occurs; It two is a kind of LED projection lamp with adjustable angle that provided by utility model people Huang Yongbin, its working method be with four or more polylith the plate (circuit board or aluminium base) of LED lamp pearl is housed, be contained in respectively on the pivotable sole plate that is positioned at base, each base plate is all having a rotating axle near the centre, be used to adjust the angle of base plate and base, change the direction of illumination of lamp onboard led lamp pearl with this.Its major defect is that adjustable angular range is less, and hot spot if lamp plate sum in outer ring is few, also has the even phenomenon of multiple spot uneven illumination when surpassing the intrinsic irradiating angle of two times LED except that the central point deepening.
In sum, above dual mode all is based on the individual pen adjustable structure, and its defective is that angle adjustable can not be greater than the intrinsic irradiating angle of two times LED, hot spot uneven illumination phenomenon in all effective range of exposures when being transferred to maximum angle.
The utility model content
Technical problem to be solved in the utility model is to overcome the deficiencies in the prior art, and a kind of multi-turn structure, the continuously adjustable LED spotlight of irradiating angle are provided, and the utlity model has wide, the illumination advantage of uniform of illumination adjustable extent.
The technical scheme that the utility model adopted is: the utility model comprises base plate and the angle regulator that is arranged on the described plate, the utility model also comprises the outer ring LED light focusing unit of central ring LED light focusing unit and at least one circle, each encloses described outer ring LED light focusing unit and comprises at least three substrates that described central ring light focusing unit periphery evenly are set and some LED lamp pearls are installed, the substrate rotating that Internal and external cycle is adjacent connects, described base plate is provided with the bearing that is used to support described substrate, described substrate and described bearing are rotationally connected, and described angle regulator is controlled the elevating movement of described central ring LED light focusing unit in vertical direction.
Described substrate comprises adjustable plate and the LED lamp plate that is installed on the described adjustable plate, and described LED lamp plate is provided with some LED lamp pearls, and described adjustable plate and described angle regulator flexibly connect.
Optimally, described angle regulator comprises lifting screw, drive screw, the substrate of the described outer ring LED light focusing unit of first lap is connected with the substrate rotating of described central ring LED light focusing unit, described lifting screw passes described base plate and is connected with the substrate of central ring LED light focusing unit, described drive screw and described lifting screw transmission engagement.
The utility model adopts the structure of at least two circle LED light focusing unit, and when adopting the structure of two circle LED light focusing unit, it comprises the described outer ring of circle LED light focusing unit, and described outer ring LED beam condensing unit comprises four to eight substrates; On the substrate of described central ring LED light focusing unit on the substrate of mounted LEDs lamp pearl quantity and first lap outer ring LED light focusing unit the ratio of mounted LEDs lamp pearl quantity be 0.12～0.2.
When the utility model adopts the structure of three circle LED light focusing unit, it comprises the described outer ring of two circles LED light focusing unit, described central ring LED light focusing unit is made up of a substrate, the described outer ring of first lap LED light focusing unit comprises eight substrates, the described outer ring of second circle LED light focusing unit comprises eight substrates, described angle regulator also comprises adjustment (adjusting) lever, and described adjustment (adjusting) lever one end is connected with described lifting screw, and the other end is connected with the bearing that supports the described outer ring of second circle LED light focusing unit; On the substrate of the described outer ring of first lap LED light focusing unit on the substrate of the mounted LEDs lamp pearl quantity and the second circle described outer ring LED light focusing unit ratio of mounted LEDs lamp pearl quantity be 0.4～0.6; Described adjustment (adjusting) lever is provided with fulcrum, and this fulcrum is positioned at the end near described lifting screw, and this fulcrum is 0.28～0.35 to the distance of described lifting screw one end and the ratio between the described adjustment (adjusting) lever total length.
The beneficial effects of the utility model are: the utility model comprises the outer ring LED light focusing unit of central ring LED light focusing unit and at least one circle, at least two circle LED light focusing unit have been adopted, the illumination adjustable extent is improved greatly, and carry out light filling by described central ring LED light focusing unit, can effectively avoid occurring the phenomenon of hot spot brightness disproportionation, each encloses described outer ring LED light focusing unit and comprises at least three substrates that described central ring light focusing unit periphery evenly are set and some LED lamp pearls are installed, the substrate rotating that Internal and external cycle is adjacent connects, described base plate is provided with the bearing that is used to support described substrate, described substrate and described bearing are rotationally connected, described angle regulator is controlled the elevating movement of described central ring LED light focusing unit in vertical direction, thereby realize that angle is adjustable continuously fast on a large scale, obtain different irradiating angles, and make the illumination adjustable extent obtain enlarging.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment one;
Fig. 2 is the structure exploded perspective view of the utility model embodiment one;
Fig. 3 is the not partial structurtes schematic diagram of adjusting angle of the utility model embodiment one;
Fig. 4 is the partial structurtes schematic diagram of the utility model embodiment one adjusting angle;
Fig. 5 is the structural representation of the utility model embodiment two;
Fig. 6 is the structure cut-away view of the utility model embodiment two;
Fig. 7 is the exploded perspective view of the utility model embodiment two.
The specific embodiment
Embodiment one:
As Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, comprise base plate 1 and the angle regulator that is arranged on the described plate 1, the utility model also comprises the outer ring LED light focusing unit of central ring LED light focusing unit and at least one circle, each encloses described outer ring LED light focusing unit and comprises at least three circuit boards (or aluminium base) that described central ring light focusing unit periphery evenly are set and some LED lamp pearls are installed, described substrate comprises adjustable plate 2 and the LED lamp plate 3 that is installed on the described adjustable plate 2, described LED lamp plate 3 is provided with some LED lamp pearls, the substrate rotating that Internal and external cycle is adjacent connects, described base plate 1 is provided with the bearing 6 that is used to support described substrate, described substrate and described bearing 6 are rotationally connected, described angle regulator is controlled the elevating movement of described central ring LED light focusing unit in vertical direction, utilize described angle regulator that the lighting angle of described outer ring LED light focusing unit is controlled, during control, regulate described central ring LED light focusing unit by described angle regulator and do elevating movement, at this moment, spur the substrate generation angle variation realization angular adjustment of described outer ring LED light focusing unit by the substrate of described central ring LED light focusing unit.
Angle regulator is a mature technology in this area, the mode that realizes angular adjustment is a lot, can manually also can be electronic, in the present embodiment, described angle regulator comprises lifting screw 4, drive screw 5, the substrate of the described outer ring LED light focusing unit of first lap is connected with the substrate rotating of described central ring LED light focusing unit, described lifting screw 4 passes described base plate 1 and is connected with the substrate 2 of central ring LED light focusing unit, described drive screw 5 and described lifting screw 4 transmissions engagement, rotating described drive screw 5 makes described lifting screw 4 do the elevating movement of vertical direction by engaged transmission, and then make described central ring LED light focusing unit do elevating movement, and drive described outer ring LED light focusing unit generation angle variation.
The utility model can adopt the structure of at least two circle LED light focusing unit, and present embodiment adopts the structure of two circle LED light focusing unit, and it comprises the described outer ring of circle LED light focusing unit, and described outer ring LED light focusing unit comprises eight substrates; On the substrate of described central ring LED light focusing unit on the substrate of mounted LEDs lamp pearl quantity (or power) and first lap outer ring LED light focusing unit the ratio of mounted LEDs lamp pearl quantity (or power) be 0.12～0.2; In the present embodiment, the substrate shape of described outer ring LED light focusing unit is a polygon, the substrate of described central ring LED light focusing unit is a square, in fact the shape of described substrate there is not any requirement, hot spot that LED lamp pearl on every substrate projects and substrate shape are also irrelevant, be circle, because projection distance is greater than many times of described contour substrate size, the hot spot that forms is the integrated of LED lamp pearl self hot spot fully, this design can make described substrate aesthetic in appearance after adjusting angle, and the slit is little between substrate, favourable fan dispels the heat to LED lamp pearl, the LED lamp pearl integral body of arranging sees it is regular, and monolateral seeing not is very regular, makes like this when the shield of level or vertical direction is arranged, the projection of light does not have obvious horizontal stroke or vertical striped, and effectively illumination is very even in the range of exposures.
Embodiment two:
As Fig. 5, Fig. 6, shown in Figure 7, adopt the structure of three circle LED light focusing unit in the present embodiment, present embodiment comprises the described outer ring of two circles LED light focusing unit, described central ring LED light focusing unit is made up of a substrate, the described outer ring of first lap LED light focusing unit comprises eight substrates, the described outer ring of second circle LED light focusing unit comprises eight substrates, described angle regulator also comprises adjustment (adjusting) lever 7, described adjustment (adjusting) lever 7 one ends are connected with described lifting screw 4, and the other end is connected with the bearing 6 that supports the described outer ring of second circle LED light focusing unit; On the substrate of the described outer ring of first lap LED light focusing unit on the substrate of mounted LEDs lamp pearl quantity (or power) and the second circle described outer ring LED light focusing unit ratio of mounted LEDs lamp pearl quantity (or power) be 0.4～0.6; Described adjustment (adjusting) lever 7 is provided with fulcrum 8, this fulcrum 8 is positioned at the end near described lifting screw 4, this fulcrum 8 is 0.28～0.35 to the distance of described lifting screw 4 one ends and the ratio between described adjustment (adjusting) lever 7 total lengths, during adjusting angle, the substrate of the described outer ring of first lap LED light focusing unit is spurred by the substrate of described central ring LED light focusing unit, angulation, substrate one end of the described outer ring of second circle LED light focusing unit is spurred by the substrate of the described outer ring of first lap LED light focusing unit, by the substrate of described adjustment (adjusting) lever 7 jack-up bearings 6 and then the described outer ring of jack-up second circle LED light focusing unit, thus angulation.
Present embodiment adopts three coil structures, and when adopting the multi-turn structure, the specification requirement under embodiment one described situation, second circle and the 3rd encloses, the 3rd circle all should be greater than 6 lamp plates with each adjacent turns such as the 4th circle, the 4th circle and the 5th circles; The lamp plate LED total quantity (or power) of an outer circle is not less than an interior circle; It can be on same radiation axis that the substrate of two adjacent rings is arranged, also can be that the substrate of an outer circle is come between the interior circle two substrates axis, be similar to and be staggered, can realize like this shining uniformly hot spot under less number of substrates, it is particularly important to be staggered when the multi-turn structure.
When adopting the multi-turn structure, can be with reference to Internal and external cycle LED lamp pearl quantity ratio table (following table):
As above shown in the table, number of total coils more for a long time, what the area that the outer ring will be shone can be than inner ring is big, difference is big more more outward, therefore the given existing certain difference of scope of theoretical value, according to circumstances suitably increasing outer ring LED lamp pearl quantity (or power), can to reach Internal and external cycle illumination the same.
Claims (8)
1. continuous adjustable LED spotlight of angle on a large scale, comprise base plate (1) and be arranged on angle regulator on the described plate (1), it is characterized in that: it also comprises the outer ring LED light focusing unit of central ring LED light focusing unit and at least one circle, each encloses described outer ring LED light focusing unit and comprises at least three substrates that described central ring light focusing unit periphery evenly are set and some LED lamp pearls are installed, the substrate rotating that Internal and external cycle is adjacent connects, described base plate (1) is provided with the bearing (6) that is used to support described substrate, described substrate and described bearing (6) are rotationally connected, and described angle regulator is controlled the elevating movement of described central ring LED light focusing unit in vertical direction.
2. the continuous adjustable LED spotlight of a kind of angle on a large scale according to claim 1, it is characterized in that: described substrate comprises adjustable plate (2) and is installed in LED lamp plate (3) on the described adjustable plate (2), described LED lamp plate (3) is provided with some LED lamp pearls, and described adjustable plate (2) flexibly connects with described angle regulator.
3. the continuous adjustable LED spotlight of a kind of angle on a large scale according to claim 1 and 2, it is characterized in that: described angle regulator comprises lifting screw (4), drive screw (5), the substrate of the described outer ring LED light focusing unit of first lap is connected with the substrate rotating of described central ring LED light focusing unit, described lifting screw (4) passes described base plate (1) and is connected with the substrate (2) of central ring LED light focusing unit, described drive screw (5) and described lifting screw (4) transmission engagement.
4. the continuous adjustable LED spotlight of a kind of angle on a large scale according to claim 1 and 2 is characterized in that: it comprises the described outer ring of circle LED light focusing unit, and described outer ring LED beam condensing unit comprises four to eight substrates.
5. the continuous adjustable LED spotlight of a kind of angle on a large scale according to claim 1 and 2, it is characterized in that: it comprises the described outer ring of two circles LED light focusing unit, described central ring LED light focusing unit is made up of a substrate, the described outer ring of first lap LED light focusing unit comprises eight substrates, the described outer ring of second circle LED light focusing unit comprises eight substrates, described angle regulator also comprises adjustment (adjusting) lever (7), described adjustment (adjusting) lever (7) one ends are connected with described lifting screw (4), and the other end is connected with the bearing that supports the described outer ring of second circle LED light focusing unit.
6. the continuous adjustable LED spotlight of angle on a large scale according to claim 5 is characterized in that: on the substrate of described central ring LED light focusing unit on the substrate of mounted LEDs lamp pearl quantity and first lap outer ring LED light focusing unit the ratio of mounted LEDs lamp pearl quantity be 0.12～0.2.
7. the continuous adjustable LED spotlight of angle on a large scale according to claim 5 is characterized in that: on the substrate of the described outer ring of first lap LED light focusing unit on the substrate of the mounted LEDs lamp pearl quantity and the second circle described outer ring LED light focusing unit ratio of mounted LEDs lamp pearl quantity be 0.4～0.6.
8. the continuous adjustable LED spotlight of angle on a large scale according to claim 5, it is characterized in that: described adjustment (adjusting) lever (7) is provided with fulcrum (8), this fulcrum (8) is positioned at the end near described lifting screw (4), and this fulcrum (8) is 0.28～0.35 to the distance of described lifting screw (4) one ends and the ratio between described adjustment (adjusting) lever (7) total length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205015176U CN201787438U (en) | 2010-08-20 | 2010-08-20 | LED spot lamp with continuous adjustable wide angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205015176U CN201787438U (en) | 2010-08-20 | 2010-08-20 | LED spot lamp with continuous adjustable wide angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201787438U true CN201787438U (en) | 2011-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205015176U Expired - Lifetime CN201787438U (en) | 2010-08-20 | 2010-08-20 | LED spot lamp with continuous adjustable wide angle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201787438U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101943358A (en) * | 2010-08-20 | 2011-01-12 | 珠海市集利发展有限公司 | LED focus lamp continuously adjustable at large-scale angle |
| CN104344264A (en) * | 2014-11-25 | 2015-02-11 | 嘉兴并升照明电器有限公司 | LED (Light Emitting Diode) lamp with adjustable light direction |
| CN104595837A (en) * | 2015-01-04 | 2015-05-06 | 广东工业大学 | Modularization LED (Light Emitting Diode) stage lamp with controllable angle |
| CN107726068A (en) * | 2017-08-31 | 2018-02-23 | 江苏米优光电科技有限公司 | A kind of adjustable type outdoor full color LED SMD lamp group and its production technology |
| CN108799860A (en) * | 2018-06-29 | 2018-11-13 | 孙学川 | A kind of LED illumination matches optical mode |
-
2010
- 2010-08-20 CN CN2010205015176U patent/CN201787438U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101943358A (en) * | 2010-08-20 | 2011-01-12 | 珠海市集利发展有限公司 | LED focus lamp continuously adjustable at large-scale angle |
| CN101943358B (en) * | 2010-08-20 | 2012-12-12 | 珠海市集利发展有限公司 | LED focus lamp continuously adjustable at large-scale angle |
| CN104344264A (en) * | 2014-11-25 | 2015-02-11 | 嘉兴并升照明电器有限公司 | LED (Light Emitting Diode) lamp with adjustable light direction |
| CN104595837A (en) * | 2015-01-04 | 2015-05-06 | 广东工业大学 | Modularization LED (Light Emitting Diode) stage lamp with controllable angle |
| CN107726068A (en) * | 2017-08-31 | 2018-02-23 | 江苏米优光电科技有限公司 | A kind of adjustable type outdoor full color LED SMD lamp group and its production technology |
| CN108799860A (en) * | 2018-06-29 | 2018-11-13 | 孙学川 | A kind of LED illumination matches optical mode |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110406 Effective date of abandoning: 20130227 |
|
| RGAV | Abandon patent right to avoid regrant |