CN104061476B - A kind of complete poly-far-reaching lamp - Google Patents
A kind of complete poly-far-reaching lamp Download PDFInfo
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- CN104061476B CN104061476B CN201410305481.7A CN201410305481A CN104061476B CN 104061476 B CN104061476 B CN 104061476B CN 201410305481 A CN201410305481 A CN 201410305481A CN 104061476 B CN104061476 B CN 104061476B
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- convex lens
- far
- bowl
- adjusting
- reaching lamp
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- 230000003287 optical effect Effects 0.000 claims abstract description 9
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Securing Globes, Refractors, Reflectors Or The Like (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention provides a kind of complete poly-far-reaching lamp, described complete poly-far-reaching lamp comprises convex lens (1), convergent bowl (2) and light source (11), the optical axis of convex lens (1) and the light shaft coaxle of convergent bowl (2), convex lens (1) are arranged in convergent bowl (2).This entirely poly-far-reaching lamp the scattered beam that light source can be sent of maximum depth convert parallel rays to, thus can make this entirely poly-far-reaching lamp there is irradiation distance far away.
Description
Technical field
The present invention relates to technical field of lamps, particularly a kind of complete poly-far-reaching lamp.
Background technology
The existing light fixture for the ambient illumination distant place in dark, as depicted in figs. 1 and 2.It is far away as far as possible that the light sent to enable light source irradiates, people with the addition of convex lens in the front of light source, the scattered light sent by light source by convex lens is converted into directional light, as shown in Figure 1, or light source is placed in convergent bowl, thus the scattered light sent by light source is converted into directional light, as shown in Figure 2.Or convex lens are placed on outside one end of convergent bowl, be combined with convergent bowl by convex lens, the scattered light sent by light source is converted into directional light.
But the shortcoming of above-mentioned design is: the light source that 1, light source is launched only has small part to be utilized, and as shown in Figure 1, light source is less by the part of convex lens transformation energy directional light; 2, the light launched of light source some there occurs and shine, as shown in Figure 2.So the optical energy utilization efficiency that in existing light fixture, light source produces is lower, the irradiation distance of light source is not generally far.
Summary of the invention
In order to solve the near technical problem of existing light fixture irradiation distance.The invention provides a kind of complete poly-far-reaching lamp, this entirely poly-far-reaching lamp the scattered beam that light source can be sent of maximum depth convert parallel rays to, thus can make this entirely poly-far-reaching lamp there is irradiation distance far away.
The present invention is the technical scheme solving the employing of its technical problem: a kind of complete poly-far-reaching lamp, comprise convex lens, convergent bowl and light source, the optical axis of convex lens and the light shaft coaxle of convergent bowl, convex lens are arranged in convergent bowl.
One end of convergent bowl is provided with little the rim of a bowl, the other end of convergent bowl is provided with large the rim of a bowl, the diameter of convex lens is less than or equal to the diameter of little the rim of a bowl, the focus that the focal length of convex lens is less than or equal to convergent bowl to large the rim of a bowl for bottom surface with the focus of the convergent bowl taper shape that is summit and with the optical axis of convergent bowl for axis is with the distance between the diameter of the little the rim of a bowl columniform intersection place plane that is diameter.
The diameter of convex lens equals the diameter of little the rim of a bowl.
The focal length of convex lens equals the distance of focus to intersection place plane of convergent bowl.
The focus of convex lens overlaps with the focus of convergent bowl.
Light source is positioned at the focus of convergent bowl.
Described complete poly-far-reaching lamp also comprises the adjusting device of the spacing for adjusting convex lens and light source.
This adjusting device comprises convex lens adjusting bracket, regulating connecting rod and rotating shaft, convex lens adjusting bracket is fixedly connected with convex lens, this regulating connecting rod comprises two first connecting rods and two second connecting rods, one end of two first connecting rods is all rotationally connected with convex lens adjusting bracket, the other end of two first connecting rods is rotationally connected with one end of two second connecting rods respectively, the middle part of two second connecting rods is hinged, rotating shaft is provided with external screw thread and two adjusting nuts, the other end of two second connecting rods is rotationally connected with two adjusting nuts respectively, after rotating shaft rotates, distance between two adjusting nuts can increase or reduce, convex lens and the spacing of light source can be corresponding reduction or increase.
This adjusting device comprises convex lens adjusting bracket, adjusting gear rack and rotating shaft, convex lens adjusting bracket is fixedly connected with convex lens, one end of adjusting gear rack is fixedly connected with convex lens adjusting bracket, rotating shaft is fixedly connected with the adjusting gear engaged with adjusting gear rack, after rotating shaft rotates, the spacing of convex lens and light source can increase or reduce.
One end of rotating shaft is arranged on this and entirely gathers in the housing of far-reaching lamp, the other end of rotating shaft is arranged on this and entirely gathers outside the housing of far-reaching lamp, the housing seal that rotating shaft gathers far-reaching lamp entirely with this is connected, the other end of rotating shaft is provided with adjusting knob, the circumferential edge of adjusting knob is provided with tooth, be arranged with adjusting ring outside the housing of this complete poly-far-reaching lamp, the side of adjusting ring is provided with the tooth be meshed with adjusting knob, and adjusting ring can drive adjusting knob and rotating shaft together to rotate.
The invention has the beneficial effects as follows: this entirely poly-far-reaching lamp the scattered beam that light source can be sent of maximum depth convert parallel rays to, thus can make this entirely poly-far-reaching lamp there is irradiation distance far away.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, complete poly-far-reaching lamp of the present invention is described in further detail.
Fig. 1 is the schematic diagram of the first searchlight existing.
Fig. 2 is the schematic diagram of existing the second searchlight.
Fig. 3 is the structural representation of complete poly-far-reaching lamp of the present invention.
Fig. 4 is the schematic diagram of the first adjusting device.
Fig. 5 is the schematic diagram of the second adjusting device.
Wherein 1. convex lens, 2. convergent bowl, 21. little the rims of a bowl, 22. large the rims of a bowl, 23. intersections, the focus of 24. convergent bowls, 3. convex lens adjusting bracket, 4. adjusting gear rack, 5. adjusting gear, 6. rotating shaft, 7. adjusting knob, 8. sliding shaft sleeve, 9. sliding support fixed mount, 11. light sources, 12. housings, 13. adjusting nuts, 14. first connecting rods, 15. second connecting rods, 16. adjusting rings.
Detailed description of the invention
Below in conjunction with accompanying drawing, complete poly-far-reaching lamp of the present invention is described in further detail.A kind of complete poly-far-reaching lamp, comprise convex lens 1, convergent bowl 2 and light source 11, the optical axis of convex lens 1 and the light shaft coaxle (or also can be the optical axis of convex lens 1 and the axis coaxle of convergent bowl 2) of convergent bowl 2, convex lens 1 are arranged in convergent bowl 2, as shown in Figure 3.
Convex lens 1 are arranged on after in convergent bowl 2, the light part that light source 11 sends becomes parallel rays through the refraction of convex lens 1, another portion also becomes parallel rays through the reflection of the reflecting surface of convergent bowl 2, convex lens 1 coordinate the scattered beam sent by light source of maximum depth to convert parallel rays to convergent bowl 2, the centrality of luminous energy is good, so irradiation distance is far away.
In order to the scattered beam sent by light source of maximum depth converts parallel rays to, the diameter of convex lens 1, focal length and the position in convergent bowl 2 are keys of the present invention.Specifically: one end of general convergent bowl 2 is provided with little the rim of a bowl 21, the other end of convergent bowl 2 is provided with large the rim of a bowl 22, it is the reflecting surface of convergent bowl 2 between large the rim of a bowl 22 and little the rim of a bowl 21, the diameter of convex lens 1 is less than or equal to the diameter of little the rim of a bowl 21, the focus 24 that the focal length of convex lens 1 is less than or equal to convergent bowl to take large the rim of a bowl 22 as bottom surface with the focus 24 of the convergent bowl taper shape that is summit and with the optical axis of convergent bowl 2 for axis is with the distance between the diameter of the little the rim of a bowl 21 columniform intersection 23 place plane that is diameter, namely as shown in Figure 3, distance between the focus 24 that the focal length of convex lens 1 is less than or equal to convergent bowl to intersection 23 place plane.
Now, convex lens 1 are the little convex lens 1 of bottom shown in dotted lines in Figure 3.After such design, the middle body of the light that light source 11 sends becomes parallel rays through the refraction of convex lens 1, peripheral part also becomes parallel rays through the reflection of the reflecting surface of convergent bowl 2, convex lens 1 coordinate the scattered beam sent by light source of maximum depth to convert parallel rays to convergent bowl 2, the centrality of luminous energy is good, substantially scattered beam is not had, so irradiation distance is far away.If the distance between the focus 24 that the focal length of convex lens 1 is greater than convergent bowl to intersection 23 place plane, or the distance between the photocentre of convex lens 1 focus 24 that is greater than convergent bowl to the distance of the focus 24 of convergent bowl to intersection 23 place plane, the large convex lens 1 on top as shown in phantom in Figure 3, now, light scatters convergent bowl 2 by between the edge and large the rim of a bowl 22 of convex lens 1.
In order to utilize the reflecting surface between the rim of a bowl 22 and little the rim of a bowl 21 fully, the diameter of convex lens 1 is made to equal the diameter of little the rim of a bowl 21.
In order to avoid the generation of scattered beam as far as possible, the focal length of convex lens 1 equals the distance of focus to intersection 23 place plane of convergent bowl 2.
The photocentre of preferred convex lens 1 equals the focal length of convex lens 1 to the distance of the focus of convergent bowl 2.Namely the focus of convex lens 1 overlaps with the focus 24 of convergent bowl.Light source 11 is positioned at the focus of convergent bowl 2.
Described complete poly-far-reaching lamp also comprises the adjusting device of the spacing for adjusting convex lens 1 and light source 11.User can adjust the spacing of convex lens 1 and light source 11 as required, thus enables this complete poly-far-reaching lamp only send directional light or send directional light and scattered light simultaneously.
The structure of the first adjusting device as shown in Figure 4, this adjusting device comprises convex lens adjusting bracket 3, regulating connecting rod and rotating shaft 6, convex lens adjusting bracket 3 is fixedly connected with convex lens 1, this regulating connecting rod comprises two first connecting rods 14 and two second connecting rods 15, one end of two first connecting rods 14 is all rotationally connected with convex lens adjusting bracket 3, the other end of two first connecting rods 14 is rotationally connected with one end of two second connecting rods 15 respectively, the middle part of two second connecting rods 15 is hinged, rotating shaft 6 is provided with external screw thread and two adjusting nuts 13, the thread rotary orientation of two adjusting nuts 13 is contrary, the other end of two second connecting rods 15 is rotationally connected with two adjusting nuts 13 respectively, after rotating shaft 6 rotates, distance between two adjusting nuts 13 can increase or reduce, convex lens 1 and the spacing of light source 11 can be corresponding reduction or increase.
One end of rotating shaft 6 is arranged on this and entirely gathers in the housing 12 of far-reaching lamp, the other end of rotating shaft 6 is arranged on this and entirely gathers outside the housing 12 of far-reaching lamp, the housing 12 that rotating shaft 6 gathers far-reaching lamp entirely with this is tightly connected, the other end of rotating shaft 6 is provided with adjusting knob 7, the circumferential edge of adjusting knob 7 is provided with tooth, adjusting ring 16 is arranged with outside the housing 12 of this complete poly-far-reaching lamp, the side of adjusting ring 16 is provided with the tooth be meshed with adjusting knob 7, and adjusting ring 16 can drive adjusting knob 7 and rotating shaft 6 together to rotate.Housing 12 peripheral hardware has the groove of locating for adjusting ring 16, and namely a part for adjusting ring 16 is embedded in the groove outside housing 12.During work, if shown in Fig. 4, adjusting ring 16 with the axis of adjusting ring 16 for axle rotates, then adjusting knob 7 and rotating shaft 6 is driven with the axis of rotating shaft 6 for axle rotates, thus enable the distance between two adjusting nuts 13 increase or reduce, the reduction that convex lens 1 and the spacing of light source 11 can be corresponding or increase.
The adjustment of the spacing of convex lens 1 and light source 11 is realized by the mode arranging rotating shaft 6, namely one end of rotating shaft 6 is arranged in the housing 12 of this complete poly-far-reaching lamp, the other end of rotating shaft 6 is arranged on this and entirely gathers outside the housing 12 of far-reaching lamp, rotating shaft 6 is connected with housing 12 by sealing ring, be conducive to like this realizing the sealing between sealing rotary rotating shaft 6 and housing 12, thus extend this service life of entirely gathering far-reaching lamp.
The structure of the second adjusting device as shown in Figure 5, this adjusting device comprises convex lens adjusting bracket 3, adjusting gear rack 4 and rotating shaft 6, convex lens adjusting bracket 3 is fixedly connected with convex lens 1, one end of adjusting gear rack 4 is fixedly connected with convex lens adjusting bracket 3, rotating shaft 6 is fixedly connected with the adjusting gear 5 engaged with adjusting gear rack 4, after rotating shaft 6 rotates, convex lens 1 can increase with the spacing of light source 11 or reduce.
One end of rotating shaft 6 is arranged on this and entirely gathers in the housing 12 of far-reaching lamp, and the other end of rotating shaft 6 is arranged on this and entirely gathers outside housing 12 of far-reaching lamp, and the housing 12 that rotating shaft 6 gathers far-reaching lamp entirely with this is tightly connected, and the other end of rotating shaft 6 is provided with adjusting knob 7.During use, rotation of adjustment knob 7, rotating shaft 6 can be made to rotate for axle with the axis of rotating shaft 6 together with adjusting gear 5, adjusting gear rack 4 and convex lens adjusting bracket 3 are together moved along the above-below direction in Fig. 5, the increase that convex lens 1 and the spacing of light source 11 can be corresponding or reduction.
The circumferential edge of adjusting knob 7 also can be provided with tooth, is arranged with adjusting ring 16 outside the housing 12 of this poly-far-reaching lamp entirely, the tooth that the side of adjusting ring 16 is meshed with adjusting knob 7, and adjusting ring 16 can drive adjusting knob 7 and rotating shaft 6 together to rotate.In addition, this adjusting device can be manual adjusting device, also can be electrically driven (operated) adjusting device.
The above, be only specific embodiments of the invention, can not limit the scope that invention implements with it, so the displacement of its equivalent assemblies, or the equivalent variations done according to scope of patent protection of the present invention and modification, all still should belong to the category that this patent is contained.In addition, the technical characteristic in the present invention and all can using by independent assortment between technical characteristic, between technical characteristic and technical scheme, between technical scheme and technical scheme.
Claims (7)
1. one kind is gathered far-reaching lamp entirely, it is characterized in that, described complete poly-far-reaching lamp comprises convex lens (1), convergent bowl (2) and light source (11), the optical axis of convex lens (1) and the light shaft coaxle of convergent bowl (2), convex lens (1) are arranged in convergent bowl (2); Described complete poly-far-reaching lamp also comprises the adjusting device of the spacing for adjusting convex lens (1) and light source (11);
This adjusting device comprises convex lens adjusting bracket (3), regulating connecting rod and rotating shaft (6), convex lens adjusting bracket (3) is fixedly connected with convex lens (1), this regulating connecting rod comprises two first connecting rods (14) and two second connecting rods (15), one end of two first connecting rods (14) is all rotationally connected with convex lens adjusting bracket (3), the other end of two first connecting rods (14) is rotationally connected with one end of two second connecting rods (15) respectively, the middle part of two second connecting rods (15) is hinged, rotating shaft (6) is provided with external screw thread and two adjusting nuts (13), the other end of two second connecting rods (15) is rotationally connected with two adjusting nuts (13) respectively, after rotating shaft (6) rotates, distance between two adjusting nuts (13) can increase or reduce, convex lens (1) can reduce or increase accordingly with the spacing of light source (11).
2. complete poly-far-reaching lamp according to claim 1, it is characterized in that: one end of convergent bowl (2) is provided with little the rim of a bowl (21), the other end of convergent bowl (2) is provided with large the rim of a bowl (22), the diameter of convex lens (1) is less than or equal to the diameter of little the rim of a bowl (21), the focus (24) that the focal length of convex lens (1) is less than or equal to convergent bowl to large the rim of a bowl (22) for bottom surface is with the focus of convergent bowl (24) taper shape that is summit be axis with the optical axis of convergent bowl (2) be the distance between columniform intersection (23) the place plane of diameter with the diameter of little the rim of a bowl (21).
3. complete poly-far-reaching lamp according to claim 2, is characterized in that: the diameter of convex lens (1) equals the diameter of little the rim of a bowl (21).
4. complete poly-far-reaching lamp according to claim 2, is characterized in that: the focal length of convex lens (1) equals the distance of focus to intersection (23) place plane of convergent bowl (2).
5. complete poly-far-reaching lamp according to claim 2, is characterized in that: the focus of convex lens (1) overlaps with the focus (24) of convergent bowl.
6. complete poly-far-reaching lamp according to claim 1, is characterized in that: light source (11) is positioned at the focus of convergent bowl (2).
7. complete poly-far-reaching lamp according to claim 1, it is characterized in that: one end of rotating shaft (6) is arranged on this and entirely gathers in the housing (12) of far-reaching lamp, the other end of rotating shaft (6) is arranged on this and entirely gathers the housing (12) of far-reaching lamp outward, the housing (12) that rotating shaft (6) gathers far-reaching lamp entirely with this is tightly connected, the other end of rotating shaft (6) is provided with adjusting knob (7), the circumferential edge of adjusting knob (7) is provided with tooth, adjusting ring (16) is arranged with outside the housing (12) of this complete poly-far-reaching lamp, the side of adjusting ring (16) is provided with the tooth be meshed with adjusting knob (7), adjusting ring (16) can drive adjusting knob (7) and rotating shaft (6) together to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410305481.7A CN104061476B (en) | 2014-06-30 | 2014-06-30 | A kind of complete poly-far-reaching lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410305481.7A CN104061476B (en) | 2014-06-30 | 2014-06-30 | A kind of complete poly-far-reaching lamp |
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| Publication Number | Publication Date |
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| CN104061476A CN104061476A (en) | 2014-09-24 |
| CN104061476B true CN104061476B (en) | 2015-12-16 |
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| CN201410305481.7A Expired - Fee Related CN104061476B (en) | 2014-06-30 | 2014-06-30 | A kind of complete poly-far-reaching lamp |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106523996B (en) * | 2016-12-07 | 2023-06-23 | 华强方特（芜湖）文化科技有限公司 | Light secondary direction controlling means |
| CN108917598A (en) * | 2018-06-28 | 2018-11-30 | 武汉华星光电技术有限公司 | A kind of wet equipment and its sensing device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN203927527U (en) * | 2014-06-30 | 2014-11-05 | 杨发 | A kind of complete poly-far-reaching lamp |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080137345A1 (en) * | 2006-12-12 | 2008-06-12 | Randal Lee Wimberly | Par² lighting fixture |
| CN201057425Y (en) * | 2007-06-23 | 2008-05-07 | 汕头市夏野电器有限公司 | Combined condenser |
| CN101392886A (en) * | 2007-09-21 | 2009-03-25 | 上海康耐司信号设备有限公司 | LED high-efficiency concentration structure |
| IT1394545B1 (en) * | 2009-05-22 | 2012-07-05 | Clay Paky Spa | ZOOM DEVICE FOR A PROJECTOR AND PROJECTOR INCLUDING THE ZOOM DEVICE |
| CN101893206B (en) * | 2010-07-30 | 2012-09-12 | 海洋王照明科技股份有限公司 | Dimming structure and lamp with same |
| CN103174961B (en) * | 2011-12-23 | 2016-06-29 | 海洋王照明科技股份有限公司 | A kind of lamp cap device of adjusting spotlight and floodlight |
| CN202561499U (en) * | 2012-04-27 | 2012-11-28 | 陈乐为 | Light-emitting diode (LED) spotlight |
| TWI469398B (en) * | 2012-07-12 | 2015-01-11 | Lextar Electronics Corp | Light emitting device |
| CN202993032U (en) * | 2012-12-18 | 2013-06-12 | 广州市雅江光电设备有限公司 | LED light fixture with zooming |
| CN203385974U (en) * | 2013-08-23 | 2014-01-08 | 浙江大华技术股份有限公司 | Flash lamp |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203927527U (en) * | 2014-06-30 | 2014-11-05 | 杨发 | A kind of complete poly-far-reaching lamp |
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| CN104061476A (en) | 2014-09-24 |
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Granted publication date: 20151216 |