WO2021189685A1 - Lampe par à faisceau réglable et son procédé de mise en œuvre - Google Patents

Lampe par à faisceau réglable et son procédé de mise en œuvre Download PDF

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Publication number
WO2021189685A1
WO2021189685A1 PCT/CN2020/097487 CN2020097487W WO2021189685A1 WO 2021189685 A1 WO2021189685 A1 WO 2021189685A1 CN 2020097487 W CN2020097487 W CN 2020097487W WO 2021189685 A1 WO2021189685 A1 WO 2021189685A1
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WO
WIPO (PCT)
Prior art keywords
lens
housing
light
thread
light source
Prior art date
Application number
PCT/CN2020/097487
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English (en)
Chinese (zh)
Inventor
药左红
Original Assignee
横店集团得邦照明股份有限公司
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 横店集团得邦照明股份有限公司 filed Critical 横店集团得邦照明股份有限公司
Publication of WO2021189685A1 publication Critical patent/WO2021189685A1/fr

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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
    • F21S8/02—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters
    • 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
    • F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
    • F21V17/12—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by screwing
    • 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
    • F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
    • F21V17/16—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting
    • 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
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • 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
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • 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
    • F21V5/00—Refractors for light sources
    • F21V5/04—Refractors for light sources of lens shape

Definitions

  • the invention belongs to the technical field of PAR lamps, and in particular relates to a beam adjustable PAR lamp and an implementation method thereof.
  • the current adjustable-angle PAR lamp (ie downlight) products on the market have some shortcomings in practical applications. In order to improve these shortcomings, it is necessary to develop a product that is simple to operate, low cost, more practical, and has a more beautiful appearance.
  • the product structure is complex, the parts are many, and the cost is high; it is not conducive to sustainable development.
  • the angle of the product needs to be adjusted before installation, and the angle cannot be adjusted after being installed in the lamp tube;
  • the appearance is a point-like light-emitting method, which cannot cater to the public's aesthetics.
  • the purpose of the present invention is to provide a beam adjustable PAR lamp to solve the above-mentioned problems in the background art.
  • the PAR lamp with adjustable beam provided by the present invention has the characteristic that the beam angle can be adjusted before and after the user installs the lamp.
  • Another object of the present invention is to provide a method for realizing a PAR lamp with adjustable beam.
  • a beam adjustable PAR lamp comprising a housing, the lower end of the housing is connected with a lamp cap, a driving circuit board is arranged inside the housing, and a light source board is arranged above the driving circuit board to drive
  • the circuit board is electrically connected with the lamp holder and the light source board respectively.
  • the upper part of the housing is connected with a lens.
  • the lens is connected with buckles corresponding to the escape slots.
  • the housing A number of single threads are connected on the side of the upper edge and on the side of the avoidance groove, and a thread group corresponding to the single threads is provided on the lens.
  • a heat sink is embedded in the housing, and the heat sink is located above the driving circuit board, and the light source board is connected to the inside of the heat sink.
  • a chute is further provided on the upper side of the avoidance groove.
  • the thread group includes a short lens thread and a long lens thread, wherein the short lens thread is located on the side close to the housing, and the long lens thread is located on the side away from the housing.
  • a plurality of symmetrical anti-retracting hooks are further provided on the side of the upper edge of the shell.
  • the lens is provided with an anti-retraction boss corresponding to the anti-retraction spring hook.
  • the lens has a single-cup structure.
  • the lens further includes a light-receiving surface that projects light from the light source into the lens, a light-emitting surface that refracts light in the lens out of the lens, and a reflective surface that reflects part of the light that enters the lens from the light-receiving surface to the light-emitting surface.
  • the implementation method of the PAR lamp with adjustable beam includes the following steps:
  • the buckle is inserted into the inside of the avoiding slot to limit the lens
  • a heat sink is embedded in the housing, the heat sink is located above the driving circuit board, the light source board is connected to the inside of the heat sink, There is a chute on the upper side.
  • the thread group includes a short lens thread and a long lens thread. The short lens thread is located on the side close to the housing, and the long lens thread is located on the side away from the housing. There are several symmetrical anti-retraction hooks.
  • the lens is provided with a non-retraction boss corresponding to the anti-retraction hooks.
  • the lens is a single-cup structure.
  • the lens also includes a light-receiving surface that projects light from the light source into the lens. The light in the lens is refracted out of the light-emitting surface of the lens and part of the light that enters the lens from the light-receiving surface is reflected to the reflective surface of the light-emitting surface.
  • the telescopic movement of the present invention can be realized only by the cooperation of the two parts of the lens and the housing, the structure is simple, the adjustment is convenient, the user can operate before and after the installation, and the practicability is stronger;
  • the present invention limits the position of the lens through the buckle and the avoidance groove, so that after the buckle is inserted into the avoidance groove, the lens cannot be taken out with bare hands, which meets the requirements of safety certification;
  • the lens is limited by the anti-retraction elastic hook and the anti-retraction boss, so that the lens will not rotate when no external force is applied, and the stability of the luminous beam angle can be ensured;
  • the lens of the present invention has a single-cup structure, and the matching light source can be a multi-low-power lamp bead arrangement scheme or an integrated high-power lamp bead scheme.
  • the PAR lamp The beam angle can be changed on the product, and the product design has strong compatibility.
  • the light-emitting method is a concentrated beam, which can better cater to the aesthetic experience of most users;
  • the position of the light-receiving surface of the lens of the present invention is always placed above the light source, and there is no need to extend the light-emitting part of the light source into the lens, so that other structural design methods other than the lens can be more flexible, and there are fewer restrictions on the system design scheme.
  • the overall structural components are easy to assemble, simple to operate, and high in production efficiency.
  • Figure 1 is an exploded schematic diagram of the structure of the present invention
  • Figure 2 is a schematic diagram of the structure of the lens of the present invention.
  • Figure 3 is a schematic diagram of the structure of the housing of the present invention.
  • FIG. 4 is a schematic diagram of the enlarged structure at A in FIG. 3 of the present invention.
  • Fig. 5 is a schematic diagram of the structure at B in Fig. 3 of the present invention.
  • Fig. 6 is a schematic diagram of the structure of the present invention when the beam angle is 40°;
  • Fig. 7 is a schematic diagram of the structure of the present invention when the beam angle is 25°;
  • Fig. 8 is a schematic cross-sectional view of the lens of the present invention.
  • Lamp holder 1. Lamp holder; 2. Housing; 21. Avoidance slot; 22. Anti-retraction hook; 23. Single thread; 24. Chute; 3. Drive circuit board; 4. Heat sink; 5. Light source board; 6. Lens; 61. Retraction boss; 62, buckle; 63, short thread of lens; 64, long thread of lens; 65, light-receiving surface; 66, reflective surface; 67, light-emitting surface.
  • a beam adjustable PAR lamp includes a housing 2, a lamp holder 1 is connected to the lower end of the housing 2, and a driving circuit board 3 and a driving circuit board 3 are arranged inside the housing 2
  • a light source board 5 is provided on the upper side of the, the driving circuit board 3 is electrically connected to the lamp cap 1 and the light source board 5, and a lens 6 is connected to the upper side of the housing 2.
  • the drive circuit board 3 uses an 18W non-isolated drive, the model is QX9911, and is sold by Shenzhen Lijiasheng Electronics Co., Ltd.;
  • the light source board 5 uses the SP16 COB light source produced by Jinko manufacturer and the 2835 produced by Smed Type low-power lamp beads or 5050/7070 lamp beads produced by Tiandian manufacturers. In this embodiment, they are preferably SP16 COB light sources produced by Jinko manufacturers.
  • the side of the upper edge of the housing 2 is provided with three avoiding grooves 21 at equal intervals, and the lens 6 is connected with a buckle 62 corresponding to the avoiding groove 21.
  • the lens 6 is restricted by the buckle 62 and the avoiding groove 21, so that after the buckle 62 is inserted into the avoiding groove 21, the lens 6 cannot be taken out with bare hands, and the rotation of the lens 6 can also be restricted. Bit.
  • three single threads 23 are connected at equal intervals on the side of the upper edge of the housing 2 and on the side of the avoidance groove 21, and the lens 6 is provided with a thread group corresponding to the single threads 23.
  • the thread group is engaged with the single thread 23, so that when the lens 6 is rotated, the distance between the lens 6 and the light source plate 5 can be adjusted, thereby adjusting the light beam angle.
  • the thread group includes a lens short thread 63 and a lens long thread 64, wherein the lens short thread 63 is located on the side close to the housing 2 and the lens long thread 64 is located on the side away from the housing 2.
  • a plurality of symmetrical anti-retraction elastic hooks 22 are also provided on the side of the upper edge of the housing 2, and the lens 6 is provided with an anti-retraction protrusion 61 corresponding to the anti-retraction elastic hook 22.
  • the lens 6 is restricted by the anti-retraction elastic hook 22 and the anti-retraction boss 61, so that the lens 6 will not rotate when no external force is applied.
  • the lens 6 has a single-cup structure.
  • the matching light source can be a multi-low-power lamp bead clustered arrangement solution, or an integrated high-power lamp bead solution.
  • the light-emitting area is within a certain range, it can be implemented on PAR lamp products.
  • the changing effect of beam angle, product design compatibility is strong, and the lighting method is a concentrated beam, which can better cater to the aesthetic experience of most users.
  • the lens 6 further includes a light-receiving surface 65 that projects light from the light source into the lens 6, a light-emitting surface 67 that refracts the light in the lens 6 out of the lens 6, and reflects part of the light that enters the lens 6 from the light-receiving surface 65 to the light-emitting surface. ⁇ 67 ⁇ reflective surface 66.
  • the position of the light-receiving surface 65 of the lens 6 is always placed above the light source, and there is no need to extend the light-emitting part of the light source into the lens 6, so that the structural design methods other than the lens 6 can be more flexible, and the system design scheme The restrictions are few.
  • a heat sink 4 is embedded in the housing 2, the heat sink 4 is located above the driving circuit board 3, and the light source board 5 is connected to the inside of the heat sink 4.
  • a chute 24 is provided on the upper side of the avoidance groove 21.
  • the implementation method of the adjustable beam PAR lamp of the present invention includes the following steps:
  • the telescopic movement of the present invention can be realized only by the cooperation of the two parts of the lens and the housing, the structure is simple, the adjustment is convenient, the user can operate before and after the installation, and the practicability is stronger; the present invention adopts The buckle and the avoiding groove limit the lens, so that after the buckle is inserted into the avoiding groove, the lens cannot be taken out with bare hands, which meets the requirements of safety certification; the present invention restricts the lens through the anti-retraction hook and the anti-retraction boss , So that the lens will not rotate when no external force is applied, and the stability of the light beam angle can be ensured; the lens of the present invention has a single-cup structure, and the matching light source can be a concentrated arrangement of multiple low-power lamp beads.
  • the beam angle can be changed on the PAR lamp.
  • the product design is compatible, and the light-emitting method is a concentrated beam, which can better cater to large The aesthetic experience of some users; the position of the light-receiving surface 65 of the lens of the present invention is always placed above the light source, and there is no need to extend the light-emitting part of the light source into the lens, so that other structural design methods other than the lens can be more flexible, and the system design scheme is more flexible. There are few restrictions, the overall structural components of this scheme are easy to assemble, simple to operate, and high in production efficiency.

Landscapes

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

Abstract

L'invention porte sur une lampe PAR à faisceau réglable et sur un procédé de mise en œuvre de la lampe PAR à faisceau réglable. La lampe PAR à faisceau réglable comprend un boîtier (2) ; un support de lampe (1) est relié à l'extrémité inférieure du boîtier (2) ; une carte de circuit imprimé d'attaque (3) est disposée dans le boîtier (2) ; une plaque de source de lumière (5) est disposée au-dessus de la carte de circuit imprimé d'attaque (3) ; la carte de circuit imprimé d'attaque (3) est raccordée électriquement au support de lampe (1) et à la plaque de source de lumière (5), respectivement ; une lentille (6) est reliée à la partie supérieure du boîtier (2) ; une rainure de dégagement (21) est formée dans le bord latéral d'une ouverture de bord supérieur du boîtier (2) ; un élément d'encliquetage (62) correspondant à la rainure de dégagement (21) est relié à la lentille (6) ; un seul fil (23) est relié au bord latéral de l'ouverture de bord supérieur du boîtier (2) et situé sur un côté de la rainure de dégagement (21) ; la lentille (6) est pourvue d'un groupe de fils (63, 64) correspondant au fil unique (23). Un mouvement télescopique peut être réalisé uniquement au moyen de la coopération de la lentille (6) et du boîtier (2), et une opération peut être effectuée par un utilisateur avant et après l'installation, et la possibilité de mise en œuvre est plus forte ; la lentille (6) est limitée au moyen de l'élément d'encliquetage (62) et de la rainure de dégagement (21) de telle sorte que la lentille (6) ne puisse pas être retirée avec les mains après que l'élément d'encliquetage (62) est encliqueté dans la rainure de dégagement (21), et les exigences de certification de sécurité sont satisfaites.
PCT/CN2020/097487 2020-03-24 2020-06-22 Lampe par à faisceau réglable et son procédé de mise en œuvre WO2021189685A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202010212169.9 2020-03-24
CN202010212169.9A CN111271662A (zh) 2020-03-24 2020-03-24 一种光束可调par灯及其实现方法

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WO2021189685A1 true WO2021189685A1 (fr) 2021-09-30

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CN111271662A (zh) * 2020-03-24 2020-06-12 横店集团得邦照明股份有限公司 一种光束可调par灯及其实现方法
CN117108961B (zh) * 2023-09-19 2024-04-09 广州辉煌科技照明电器有限公司 一种具有蜂窝透镜结构的钓鱼灯

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CN204611523U (zh) * 2015-05-20 2015-09-02 正屋(厦门)电子有限公司 一种调焦led射灯
CN208011430U (zh) * 2018-02-09 2018-10-26 漳州立达信光电子科技有限公司 一种筒灯
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CN209782398U (zh) * 2019-04-26 2019-12-13 漳州立达信光电子科技有限公司 一种筒灯
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