WO2014089747A1 - Dispositif de lentille d'éclairage à courbure variable - Google Patents

Dispositif de lentille d'éclairage à courbure variable Download PDF

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Publication number
WO2014089747A1
WO2014089747A1 PCT/CN2012/086305 CN2012086305W WO2014089747A1 WO 2014089747 A1 WO2014089747 A1 WO 2014089747A1 CN 2012086305 W CN2012086305 W CN 2012086305W WO 2014089747 A1 WO2014089747 A1 WO 2014089747A1
Authority
WO
WIPO (PCT)
Prior art keywords
lens
variable
soft silicone
light
cover
Prior art date
Application number
PCT/CN2012/086305
Other languages
English (en)
Chinese (zh)
Inventor
缑丛军
张建中
胡敦平
Original Assignee
东莞华明灯具有限公司
美国华格照明公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 东莞华明灯具有限公司, 美国华格照明公司 filed Critical 东莞华明灯具有限公司
Priority to PCT/CN2012/086305 priority Critical patent/WO2014089747A1/fr
Priority to CN201290000677.XU priority patent/CN203965650U/zh
Publication of WO2014089747A1 publication Critical patent/WO2014089747A1/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00—Lighting devices intended for fixed installation
    • 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
    • F21V14/06—Controlling the distribution of the light emitted by adjustment of elements by movement of refractors
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/12—Fluid-filled or evacuated lenses
    • G02B3/14—Fluid-filled or evacuated lenses of variable focal length
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification

Definitions

  • the invention relates to the technical field of lighting fixtures, and in particular to a lighting lens device with variable curvature.
  • the angle of light exiting most of the directional lighting fixtures is basically fixed and unadjustable, resulting in the need to select directional lighting fixtures with different exit angles in different lighting situations to meet the requirements of key lighting.
  • the structure of the lamps is complicated, the adjustment is inconvenient, and the production process is high.
  • the production cost is high, which is not conducive to common. Promote the application.
  • the Chinese Patent Application Publication No. 200610162271.2 discloses a light-emitting device capable of adjusting an angle of light, characterized in that it comprises: at least one directional light source electrically connected to the control circuit to emit light, And the light projection angle of each directional light source can be adjusted at an arbitrary angle; a light guide is provided for the directional light source, and has a bottom, and a sidewall is disposed around the bottom, and the sidewall is disposed in the sidewall Corresponding to the bottom portion forming a projection surface; at least one light control microstructure is disposed in the light guide, the light control microstructure is composed of a plurality of microstructure surfaces; adjusting the light emitted by the directional light source The projection angle can be projected onto different refractive microstructure surfaces on the light control microstructure to change the exit angle of the light guide.
  • the structure of the light-emitting device with adjustable light angle is complicated, the production process is high, and the production cost is high, which is not conducive to popularization and application.
  • LED lamps are constantly being updated, and new and higher requirements have been put forward for existing LED lamps. Therefore, there is an urgent need for a variable-angle illumination lens device.
  • the technical problem to be solved by the present invention is: Overcoming the defect that the light-emitting angle of the prior art LED lighting fixture is not adjustable, satisfying people's wishes and the market demand of the LED lighting fixture, providing a variable-angle illumination lens device, After adopting such a variable curvature illumination lens device in the LED lighting fixture, the light projection angle can be adjusted, the light projection angle adjustment is convenient and reliable, and the same lamp can meet the requirements of different key lighting places, and can satisfy the user to change the LED illumination.
  • the requirements for the angle of illumination of the luminaire are applicable to a wide range of applications.
  • variable curvature illumination lens device comprising a lamp body, wherein a flat lens is mounted in the lamp body, and the variable curvature illumination lens device further comprises soft silicone rubber and soft silicone rubber. Box, variable lens cover, lens adjustment device and lens adjustment knob, soft silicone case and flat lens are tightly connected, soft silicone Infused in a soft silicone case, the lower end of the variable lens cover is pressed against the upper end surface of the soft silicone, the lens adjustment device is connected by a screw and a variable lens cover, the lens adjustment knob and the lens adjustment device are assembled together, the lens adjustment device and the lamp The bodies are assembled together.
  • the soft silicone rubber can be deformed by the force.
  • the soft silicone gel is transparent.
  • the soft silicone case is light transmissive.
  • variable lens cover is a hollow body, and an annular boss is disposed outside the variable lens cover.
  • the port of the lower end of the variable lens cover has a circular shape.
  • variable curvature illumination lens device further includes a lens, and the lens and the lens adjustment knob are coupled together.
  • variable curvature illumination lens device further comprises a soft silicone, a soft silicone case, a variable lens cover, a lens adjusting device and a lens adjusting knob, the soft silicone case and the flat lens are closely connected, and the soft body
  • the silicone is poured into the soft silicone case, the lower end of the variable lens cover is pressed against the upper end surface of the soft silicone, the variable lens cover is a hollow body, the cavity is formed inside, and the outer side is provided with an annular boss; when the soft silicone is changed When the pressure of the lens cover is applied, the soft silicone gel is deformed; due to the force on both sides of the soft silicone, the soft silicone is pressed in the middle and swells upward to enter the inner cavity of the variable lens cover; the lens adjusting device and the variable lens cover Connected together, the lens adjustment knob and the lens adjustment device are connected together, and the lens adjustment device and the lamp body are assembled together.
  • the light of the LED illumination device is The projection angle can be adjusted, the light projection angle is easy to adjust, and the light projection angle Section reliable, with a lamp to meet the requirements of different accent lighting places.
  • the invention has wide application range, and is applicable not only to different key lighting places, but also to other lighting places that require changes in the light-emitting angle of LED lighting fixtures. 3.
  • the structure of the invention is relatively simple, the production process is less, and the production cost is lower. 4. In the process of production and use, the invention has low energy consumption and meets energy-saving requirements. 5. In the process of production and use, there is no waste water, waste gas and waste residue, which meets environmental protection requirements. 6.
  • the invention has reasonable design and strong practicability, and the product has broad market prospects.
  • Figure 1 is a longitudinal cross-sectional view of the present invention when the soft silicone is not deformed
  • Figure 2 is a longitudinal cross-sectional view of the present invention in the case of small deformation of the soft silicone
  • Figure 3 is a longitudinal cross-sectional view of the present invention in the case of large deformation of the soft silicone
  • Figure 4 is a longitudinal sectional view of a variable lens cover in the present invention
  • Figure 5 is a view showing the state of use of the present invention
  • Fig. 1 to Fig. 5 illustrate: 1 - lamp body; 2 - heat sink block; 3 - light source; 4 - reflector; 5 - flat lens; 6 - soft silicone; 7 - soft silicone case; Variable lens cover; 9-lens adjustment device; 10 _ lens; n _ lens adjustment knob; 12 _ luminaire connecting rod; 13 - luminaire electrical box.
  • a variable curvature illumination lens device includes a lamp body 1, a heat sink block 2, a light source 3, and a reflector 4, and the light source 3 is an LED light source.
  • the light source 3 dissipates heat by the heat dissipating block 2 to ensure that the LED light source works normally.
  • the light emitted by the light source 3 is reflected by the reflector 4, and the flat lens 5 is mounted in the lamp body 1.
  • the variable curvature illumination lens device further includes a soft body.
  • Silicone 6, soft silicone case 7, variable lens cover 8, lens adjusting device 9 and lens adjusting knob 11, soft silicone case 7 and flat lens 5 are closely connected, soft silicone 6 is poured in soft silicone case 7, variable lens cover The lower end portion of the 8 is pressed against the upper end surface of the soft silicone 6 , and the variable lens cover 8 is a hollow body having a cavity formed therein and an annular boss on the outer side; when the soft silicone 6 is subjected to the pressure of the variable lens cover 8 , the soft body The silica gel 6 is deformed; since the soft silicone 6 is subjected to the force on both sides, the soft silicone 6 is pressed in the middle and raised upward to enter the inner cavity of the variable lens cover 8; the lens adjusting device 9 passes through the screw and the variable lens cover 8 connection The lens adjustment knob 11 and the lens adjustment device 9 are assembled together, and the lens adjustment device 9 and the lamp body 1 are assembled.
  • the soft silicone 6 is subjected to a force to cause deformation.
  • the soft silicone 6 is transparent.
  • the soft silicone case 7 is light transmissive.
  • the lens adjusting device 9 is connected to the variable lens cover 8 by a screw.
  • the variable curvature illumination lens device further includes a lens 10, and the lens 10 and the lens adjustment knob 11 are coupled together.
  • the lens 10 is added to isolate the outside air from the soft-cured silica gel 6 of the variable curvature, thereby ensuring that the soft silicone 6 has a stable light transmittance.
  • the port at the lower end of the variable lens cover 8 is circular, so that the soft silicone 6 can be deformed to change the angle of light.
  • the high-transparency silica gel compound is firstly poured into the soft silicone resin case 7 which can be transparent. After the silica gel is solidified, the soft silicone gel 6 which can be elastically deformed after being formed is formed, and the variable lens cover 8 is obtained. Pressing on the soft silicone 6 tightly, when the lens adjusting knob 11 rotates, the lens adjusting device 9 is moved up and down to drive the variable lens cover 8 to move up and down, so that the soft silicone 6 is deformed in the soft silicone case 7.
  • variable lens cover 8 is changed into a circular lens with variable curvature, thereby realizing the change of the direction of the light emitted by the lamp, thereby changing the projection angle of the light of the lamp, the change of the curvature of the circular lens and the up and down movement of the variable lens cover 8. Position-dependent, the larger the moving position, the larger the curvature of the circular lens, so that the projection angle of the light is larger, and finally the lens adjustment knob provided outside the lamp is realized. 11, changed the function of the projection angle of the luminaire.
  • the variable lens cover 8 is tightly pressed against the transparent soft silicone 6 , and the lens adjusting device 9 is connected to the variable lens cover 8 by a screw.
  • FIG. 1 is a longitudinal cross-sectional view of the present embodiment in which the soft silicone is not deformed. In this state, the curvature of the lens is zero, and the soft silicone 6 is kept flat, which functions as an ordinary flat glass.
  • Fig. 2 is a longitudinal cross-sectional view of the soft silicone rubber in this embodiment, in which the curvature of the lens is small, and the soft silicone 6 forms a convex lens having a curvature of zero, thereby changing the projection angle and the light exiting direction of the light.
  • the luminaire achieves a change in the angle of the light projection.
  • Fig. 3 is a longitudinal cross-sectional view showing the large deformation of the soft silicone 6 in the present embodiment. In this state, the curvature of the lens is large, the projection angle of the light is large, and the illumination range of the lamp is large.
  • FIG. 4 is a longitudinal cross-sectional view of the variable lens cover 8 in the present embodiment, and the soft silicone 6 is changed in shape in accordance with the shape of the variable lens cover 8, thereby realizing a change in the curvature of the lens of the lamp.
  • FIG. 5 is a use state diagram of the embodiment, which is an LED track accent lighting fixture, comprising a lamp body 1, a lamp connecting rod 12 and a dedicated lamp electrical box 13, and the lamp electrical box 13 is connected to the lamp body through the lamp connecting rod 12.
  • the light source 3 is an LED light source, and the light source 3 is dissipated by the heat dissipating block 2 to ensure that the LED light source works normally.
  • the light emitted by the light source 3 is reflected by the reflective cover 4, and the LED light source is emitted.
  • the light is concentrated on the lens to ensure the light efficiency of the entire luminaire, and the flat lens 5 is closely connected to the soft silicone case 7 to ensure that the light of the LED light source 3 passes through the transparent soft silicone 6.
  • the direction described in this embodiment is based on FIG. 3, the upper end of FIG. 3 is the upper end, and the lower side of FIG. 3 is the lower end.
  • the present invention includes a lamp body, a soft body silicone, a soft silicone case, a variable lens cover, a lens adjustment device, and a lens adjustment knob.
  • a flat lens is mounted in the lamp body, and the soft silicone case and the flat lens are closely connected, and the soft silicone infusion is applied.
  • the lower end of the variable lens cover is pressed against the upper end surface of the soft silicone, the lens adjusting device is connected by the screw and the variable lens cover, the lens adjusting knob and the lens adjusting device are assembled, the lens adjusting device and the lamp body Assembled together.
  • the light projection angle can be adjusted, the light projection angle adjustment is convenient and reliable, and the same fixture can meet the requirements of different key lighting places, and can meet the requirements of the user to change the light exit angle of the LED lighting fixture.
  • the invention can be mass-produced and has a good market prospect.

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Securing Globes, Refractors, Reflectors Or The Like (AREA)

Abstract

L'invention concerne un dispositif de lentille d'éclairage à courbure variable, comportant un corps de lampe (1), de la silicone souple (6), une boîte de silicone souple (7), un couvre-lentille variable (8), un dispositif de réglage de lentille (9) et un bouton de réglage de lentille (11). Une lentille plate (5) est montée dans le corps de lampe (1). La boîte de silicone souple (7) est étroitement connectée à la lentille plate (5), et la silicone souple (6) est versée dans la boîte de silicone souple (7). La partie d'extrémité inférieure du couvre-lentille variable (8) vient prendre appui contre la surface d'extrémité supérieure de la silicone souple (6). Le dispositif de réglage de lentille (9) est connecté au couvre-lentille variable (8) par le biais d'une tige à vis, le bouton de réglage de lentille (11) et le dispositif de réglage de lentille (9) sont assemblés ensemble et le dispositif de réglage de lentille (9) et le corps de lampe (1) sont assemblés ensemble. L'adoption du dispositif de lentille d'éclairage à courbure variable dans une douille de lampe d'éclairage à DEL peut ajuster, de manière pratique et fiable, l'angle de projection de la lumière. La même et unique douille de lampe peut remplir les exigences de différents lieux d'éclairage et peut remplir l'exigence d'un utilisateur quant au changement de l'angle d'émergence de la lumière d'une douille de lampe d'éclairage à DEL, et son champ d'application est vaste.
PCT/CN2012/086305 2012-12-10 2012-12-10 Dispositif de lentille d'éclairage à courbure variable WO2014089747A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/CN2012/086305 WO2014089747A1 (fr) 2012-12-10 2012-12-10 Dispositif de lentille d'éclairage à courbure variable
CN201290000677.XU CN203965650U (zh) 2012-12-10 2012-12-10 一种曲率可变的照明透镜装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2012/086305 WO2014089747A1 (fr) 2012-12-10 2012-12-10 Dispositif de lentille d'éclairage à courbure variable

Publications (1)

Publication Number Publication Date
WO2014089747A1 true WO2014089747A1 (fr) 2014-06-19

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ID=50933671

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Application Number Title Priority Date Filing Date
PCT/CN2012/086305 WO2014089747A1 (fr) 2012-12-10 2012-12-10 Dispositif de lentille d'éclairage à courbure variable

Country Status (2)

Country Link
CN (1) CN203965650U (fr)
WO (1) WO2014089747A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113324894A (zh) * 2021-05-31 2021-08-31 海南大学 一种用于研究塑料光降解的实验装置
CN117716905A (zh) * 2024-01-23 2024-03-19 临沂市农业科学院 一种用于水稻种植的稻种培育箱

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110501816A (zh) * 2019-07-31 2019-11-26 阳江市阳东点亮生活科技有限公司 一种通过挤压而改变光斑形状的光路装置

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0420185A (ja) * 1990-05-15 1992-01-23 Matsushita Electric Ind Co Ltd 投写レンズ装置
JPH0949905A (ja) * 1995-08-04 1997-02-18 Able Kk 焦点距離可変レンズ及び焦点距離の変更方法
WO2008024071A1 (fr) * 2006-08-24 2008-02-28 Agency For Science, Technology And Research Objectifs à focale variable
CN201281769Y (zh) * 2008-06-24 2009-07-29 菱光科技股份有限公司 液态透镜组件
CN102422185A (zh) * 2009-03-13 2012-04-18 美商楼氏电子有限公司 透镜组件装置和方法
CN102635788A (zh) * 2012-03-30 2012-08-15 中国科学院长春光学精密机械与物理研究所 双透镜有级变焦手电筒

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0420185A (ja) * 1990-05-15 1992-01-23 Matsushita Electric Ind Co Ltd 投写レンズ装置
JPH0949905A (ja) * 1995-08-04 1997-02-18 Able Kk 焦点距離可変レンズ及び焦点距離の変更方法
WO2008024071A1 (fr) * 2006-08-24 2008-02-28 Agency For Science, Technology And Research Objectifs à focale variable
CN201281769Y (zh) * 2008-06-24 2009-07-29 菱光科技股份有限公司 液态透镜组件
CN102422185A (zh) * 2009-03-13 2012-04-18 美商楼氏电子有限公司 透镜组件装置和方法
CN102635788A (zh) * 2012-03-30 2012-08-15 中国科学院长春光学精密机械与物理研究所 双透镜有级变焦手电筒

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113324894A (zh) * 2021-05-31 2021-08-31 海南大学 一种用于研究塑料光降解的实验装置
CN117716905A (zh) * 2024-01-23 2024-03-19 临沂市农业科学院 一种用于水稻种植的稻种培育箱
CN117716905B (zh) * 2024-01-23 2024-05-14 临沂市农业科学院 一种用于水稻种植的稻种培育箱

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