CN110513629B - Lighting device and lamp - Google Patents

Lighting device and lamp Download PDF

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Publication number
CN110513629B
CN110513629B CN201910768060.0A CN201910768060A CN110513629B CN 110513629 B CN110513629 B CN 110513629B CN 201910768060 A CN201910768060 A CN 201910768060A CN 110513629 B CN110513629 B CN 110513629B
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CN
China
Prior art keywords
light guide
light
light source
fixing
disposed
Prior art date
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Active
Application number
CN201910768060.0A
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Chinese (zh)
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CN110513629A (en
Inventor
王小磊
乔胜玉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Opple Lighting Co Ltd
Suzhou Op Lighting Co Ltd
Original Assignee
Opple Lighting Co Ltd
Suzhou Op Lighting Co Ltd
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.)
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Publication date
Application filed by Opple Lighting Co Ltd, Suzhou Op Lighting Co Ltd filed Critical Opple Lighting Co Ltd
Priority to CN201910768060.0A priority Critical patent/CN110513629B/en
Publication of CN110513629A publication Critical patent/CN110513629A/en
Priority to US17/136,190 priority patent/US11681088B2/en
Application granted granted Critical
Publication of CN110513629B publication Critical patent/CN110513629B/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00Lighting devices intended for fixed installation
    • F21S8/04Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
    • F21S8/06Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures by suspension
    • F21S8/065Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures by suspension multi-branched, e.g. a chandelier
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V19/00Fastening of light sources or lamp holders
    • F21V19/001Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
    • F21V19/003Fastening of light source holders, e.g. of circuit boards or substrates holding light sources
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/10Pendants, arms, or standards; Fixing lighting devices to pendants, arms, or standards
    • F21V21/104Pendants
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/10Pendants, arms, or standards; Fixing lighting devices to pendants, arms, or standards
    • F21V21/112Fixing lighting devices to pendants
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00Arrangement of electric circuit elements in or on lighting devices
    • F21V23/001Arrangement of electric circuit elements in or on lighting devices the elements being electrical wires or cables
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V2200/00Use of light guides, e.g. fibre optic devices, in lighting devices or systems
    • F21V2200/10Use of light guides, e.g. fibre optic devices, in lighting devices or systems of light guides of the optical fibres type
    • F21V2200/15Use of light guides, e.g. fibre optic devices, in lighting devices or systems of light guides of the optical fibres type the light being emitted along at least a portion of the outer surface of the guide
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2113/00Combination of light sources
    • F21Y2113/20Combination of light sources of different form
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00Light-generating elements of semiconductor light sources
    • F21Y2115/10Light-emitting diodes [LED]

Abstract

The invention discloses a lighting device and a lamp, wherein the lighting device comprises a light source supply assembly and a bent light guide element, the light source supply assembly comprises a fixed seat and a light source module, the fixed seat is provided with two opposite first accommodating areas, the light source module is arranged in at least one of the two first accommodating areas, two ends of the bent light guide element are inserted into the two first accommodating areas, one end of the bent light guide element corresponding to the light source module is provided with a light source light guide lug, the light source light guide lug is provided with a light inlet surface corresponding to the light source module, the light source module provides a light source, and the light source enters from the light inlet surface and is spread along the bent light guide element. The lighting device of the invention generates lighting source by using the bending type light guide element alone, the lighting device of the invention forms a lamp by the support and the lamp holder assembly, and the lighting device, the support and the lamp holder assembly are detachable structures, thus being convenient for storage and transportation.

Description

Lighting device and lamp
The application is a divisional application based on an invention patent application with the application date of 09 and 26 in 2018 and the application number of 201811122456.X and the name of 'a lighting device and a lamp'.
Technical Field
The invention relates to the field of illumination, in particular to an illumination device and a lamp.
Background
At present, a bent lamp arm or a light guide plate is used in a lamp to make the shape of the lamp changeable, but at present, the bent lamp arm or the light guide plate is not used alone to form the lamp. At present, the lamp using the bent lamp arm or the light guide plate has a complex structure, is not easy to assemble, and cannot be disassembled after being assembled, so that the inconvenience in storage and transportation can be caused.
Disclosure of Invention
The invention provides a lighting device and a lamp, which aim to solve the problem that a bent lamp arm or a light guide plate cannot be independently used to form the lamp.
In order to solve the technical problem, the invention is realized as follows:
in a first aspect, a lighting device is provided, which includes a light source supplying assembly and a curved light guide element, the light source supplying assembly includes a fixing base and a light source module, the fixing base has two first accommodating areas opposite to each other, the light source module is disposed in at least one of the two first accommodating areas, two ends of the curved light guide element are inserted into the two first accommodating areas, one end of the curved light guide element corresponding to the light source module has a light source light guide projection, the light source light guide projection has a light incident surface corresponding to the light source module, the light source module provides a light source, and the light source enters from the light incident surface and propagates along the curved light guide element.
In a second aspect, a lamp is provided, which includes a lamp socket assembly, a plurality of brackets and a plurality of the above-mentioned lighting devices, each bracket has a first connection end and a second connection end, the first connection end of each bracket is connected to the lamp socket assembly, and the second connection end of each bracket is connected to the second connection end.
In the embodiment of the invention, the lighting device independently uses the bent light guide element to generate the lighting source, the lighting device forms a lamp through the bracket and the lamp holder assembly, and the lighting device, the bracket and the lamp holder assembly are detachable structures and are convenient to store and transport.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a perspective view of a lighting device of a first embodiment of the present invention;
fig. 2 is an exploded perspective view of a lighting device according to a first embodiment of the present invention;
FIG. 3 is another exploded perspective view of the lighting device of the first embodiment of the present invention;
fig. 4 is a schematic cross-sectional view of a lighting device of a first embodiment of the present invention;
FIG. 5 is a perspective view of a light fixture according to a second embodiment of the present invention;
FIG. 6 is a partially exploded perspective view of a lamp according to a second embodiment of the invention;
figure 7 is an exploded perspective view of a lamp socket assembly according to a second embodiment of the present invention;
FIG. 8 is a schematic view of a curved bracket of a second embodiment of the present invention assembled to a lighting device;
FIG. 9 is a schematic cross-sectional view of a curved stent of a second embodiment of the present invention;
fig. 10 is a schematic cross-sectional view of a curved stent according to a third embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Please refer to fig. 1, fig. 2 and fig. 3, which are a perspective view and an exploded perspective view of a lighting device according to a first embodiment of the present invention; as shown in the drawings, the present embodiment provides a lighting device 1, the lighting device 1 includes a light source supplying assembly 10 and two curved light guiding elements 11, the two curved light guiding elements 11 are disposed at two ends of the light source supplying assembly 10, the light source supplying assembly 10 supplies light to the two curved light guiding elements 11, and the light source propagates in the two curved light guiding elements 11 and is emitted from the two curved light guiding elements 11. Of course, only a single curved light guide element 11 may be disposed on the light source supplying assembly 10. As shown in the drawings, the present embodiment provides a lighting device 1, which includes a light source supplying assembly 10 and a curved light guiding element 11, wherein the light source supplying assembly 10 includes a fixing base 101 and a light source module 102, the fixing base 101 includes first receiving areas 1011, and the case shown in fig. 1 is a case where two first receiving areas 1011 are disposed oppositely; the light source module 102 is located in the first receiving area 1011, and two ends of the two curved light guide elements are inserted into the two first receiving areas.
The two first receiving areas 1011 shown in fig. 1 are opposite, and two ends of the curved light guiding element 11 are inserted into the first receiving areas 1011, so that the light supplying effect is good.
The lighting device 1 shown in fig. 1 includes a light source supplying assembly 10 and two curved light guiding elements 11, the two curved light guiding elements 11 are oppositely disposed at two ends of the light source supplying assembly 10, the light source supplying assembly 10 supplies light to the two curved light guiding elements 11, and the light source propagates in the two curved light guiding elements 11 and is emitted from the two curved light guiding elements 11. Of course, only a single curved light guide element 11 may be disposed on the light source supplying assembly 10.
The light source supplying assembly 10 includes a fixing base 101 and two light source modules 102, the fixing base 101 has a first casing 101a and a second casing 101b disposed in the first casing 101a, the first casing 101a and the second casing 101b have four side walls, and two ends of the first casing 101a have a first fixing opening 1010a and a second fixing opening 1010b opposite to the first fixing opening 1010 a. The four side walls of the first casing 101a correspond to the four side walls of the second casing 101b, respectively, and are parallel to the corresponding side walls of the second casing 101b, respectively. An accommodating space is formed between the four side walls of the first casing 101a and the four side walls of the second casing 101b, the accommodating space includes two opposite first accommodating areas 1011 and two opposite second accommodating areas 1012, and the two second accommodating areas 1012 are located between the two first accommodating areas 1011.
The two light source modules 102 are respectively attached to the corresponding side walls of the first receiving area 1011, and the side walls may be the side walls of the first casing 101a or the side walls of the second casing 101b, as long as the light source of the light source module 102 can enter the curved light guide element 11. In the present embodiment, two light source modules 102 are disposed on the side wall of the first casing 101 a. Each light source module 102 has a circuit board 1020 and a plurality of Light Emitting Diodes (LEDs) 1021 arranged on the circuit board 1020, in the present embodiment, the surfaces of the circuit boards 1020 of the two light source modules 102 having the plurality of LEDs 1021 are opposite, the plurality of LEDs 1021 of each light source module 102 are arranged in two opposite rows, and the number of the LEDs 1021 in the two rows is the same.
Each of the curved light guide elements 11 is a light-transmitting body, and includes a light guide plate body 111 and two light source guiding bumps 112, the light guide plate body 111 is curved, and end surfaces of two ends of the light guide plate body are aligned. The light guide plate 111 has a first light guide surface 111a and a second light guide surface 111b opposite to each other, and end surfaces of two ends of the light guide plate are located between the first light guide surface 111a and the second light guide surface 111 b. The two light source introduction bumps 112 are respectively disposed on the end portions of the two ends of the light guide plate body 111, and the end surfaces of the two light source introduction bumps 112 are aligned, in other words, the end surfaces of the two light source introduction bumps 112 are located on the same plane, one of the two opposite surfaces of each light source introduction bump 112 is the light incident surface 1121, and in this embodiment, the surface of each light source introduction bump 112 on the same side as the first light guide surface 111a of the light guide plate body 111 is the light incident surface 1121.
Furthermore, the first light guiding surface 111a or/and the second light guiding surface 111b of the light guiding plate body 111 of the curved light guiding element 11 have microstructures, the microstructures of the present embodiment are a plurality of linear ridges 1112 arranged at intervals, and of course, the plurality of ridges 1112 may be grooves, raised lines, or other shapes, for example: the micro-structure may be a plurality of bumps, a plurality of grooves, or a structure in which the first light guide surface 111a and/or the second light guide surface 111b forms an uneven shape, and the bumps or the grooves may be hemispheric, angular posts, pyramids, or cylinders. When the light source passes through the microstructure of the light guide plate 111, the propagation path of the light source can be changed, so that the light source is emitted from the first light guide surface 111a or the second light guide surface 111b, or continuously propagates in the light guide plate 111, and the light guide plate 111 can generate different visual effects.
Furthermore, light scattering particles can be added into the light guide plate 111, and when the light source hits the light scattering particles, the light scattering particles can change the propagation path of the light source.
Please refer to fig. 4, which is a schematic diagram of a lighting device according to a first embodiment of the present invention; as shown in the figure, when the two curved light guiding elements 11 are disposed on the light source supplying assembly 10, one of the two curved light guiding elements 11 is inserted from the first fixing opening 1010a of the fixing base 101, and the other curved light guiding element 11 is inserted from the second fixing opening 1010b of the fixing base 101. The two light source guiding protrusions 112 of each curved light guiding element 11 are respectively inserted into the corresponding first receiving areas 1011, and the light guiding plate 111 is located outside the fixing base 101. Each light source introduction bump 112 is located at one side of the corresponding light source module 102, and the light emitting diodes 1021 arranged in a row in each light source module 102 correspond to the light incident surface 1121 of the adjacent light source introduction bump 112.
When the lighting device 1 of the present embodiment is used, the two light source modules 102 of the light source supply assembly 10 are electrically connected to an external power source, the external power source supplies power to the circuit board 1020 of the two light source modules 102, the circuit board 1020 drives the light emitting diodes 1021 to emit light sources, the light sources emitted by the light emitting diodes 1021 enter from the two light incident surfaces 1121 of the two light source guiding protrusions 112 of each curved light guiding element 11, the light sources entering from the two light incident surfaces 1121 propagate by total reflection in the light guiding plate 111 along the length direction of the light guiding plate 111 (as shown by broken lines in the light guiding plate 111), or the light source in the light guide plate body 111 is refracted by the microstructures of the first light guide surface 111a or the second light guide surface 111b or the scattering particles in the light guide plate body 111 and emits light from the first light guide surface 111a or the second light guide surface 111b, so that the light guide plate body 111 uniformly emits light. In the embodiment, the distance between the first light guide surface 111a and the second light guide surface 111b in the middle of the light guide plate 111 is greater than the distance between the first light guide surface 111a and the second light guide surface 111b at the two ends of the light guide plate 111, that is, the two ends of the light guide plate 111 are narrower, and the middle of the light guide plate is wider, which also means that the light incident portion of the curved light guide element 11 is narrower, so that most of the light sources can enter the curved light guide element 11. In this embodiment, only one light source module 102 may be provided, so that the light source enters from one of the two light source guiding bumps 112 of each curved light guiding element 11, and the light source can propagate in the light guiding plate 111, so as to make the light guiding plate 111 emit light. If only a single light source module 102 is provided, the light source light guide bumps 112 not corresponding to the light source module 102 can be omitted.
Furthermore, the end face of each light source introduction bump 112 of each curved light guide element 11 is provided with a light shielding layer 1122, as shown in fig. 2, to form a reflective surface, and the light shielding layer 1122 blocks the light emitted from the light source from penetrating through the end face of each light source introduction bump 112, and reflects the light emitted from the light source and concentrates the light to be transmitted to the light guide plate 111, thereby effectively reducing the loss of light energy. In the present embodiment, an end surface of each light source introduction bump 112 has an inclined surface, the light shielding layer 1122 is disposed on the inclined surface, and an included angle is formed between the light shielding layer 1122 and the light incident surface 1121, the included angle is smaller than 90 degrees, so that the light shielding layer 1122 is inclined with respect to the light incident surface 1121 and is located in a propagation direction of the light source, as shown in fig. 4. When a light source enters from the light incident surface 1121, the light source propagates to the surface of the light shielding layer 1122 because the light shielding layer 1122 is located in the propagation direction of the light source, and the light shielding layer 1122 reflects the light source, changes the propagation direction of the light source, and propagates along the light guide plate 111.
Furthermore, the light incident surface 1121 is lower than the first light guide surface 111a of the corresponding light guide plate 111, in other words, a space is provided between the light incident surface 1121 and the corresponding first light guide surface 111a, as shown in fig. 4, the space can accommodate a plurality of light emitting diodes 1021 arranged in a row, so as to prevent the plurality of light emitting diodes 1021 from being exposed, and effectively prevent the light sources emitted by the plurality of light emitting diodes 1021 from being emitted to the outside of the curved light guide element 11, and the light sources of the plurality of light emitting diodes 1021 can all enter the curved light guide element 11. If the light incident surface 1121 is opposite to the first light guide surface 111a, that is, the light incident surface 1121 is located inside the curved light guide element 11, there is a gap between the light incident surface 1121 and the corresponding second light guide surface 111b, and the role of the gap is the same as that of the above gap, which is not described herein again.
Furthermore, each of the curved light guide elements 11 has four positioning protrusions 113, two positioning protrusions 113 are disposed at one end of the light guide plate 111, another two positioning protrusions 113 are disposed at the other end of the light guide plate 111, and the four positioning protrusions 113 protrude outwards from two opposite sidewalls of the light guide plate 111. The light source supplying assembly 10 further includes two positioning assemblies 103, the two positioning assemblies 103 are respectively disposed in the two second receiving areas 1012 of the fixing base 101, and each positioning assembly 103 covers the four positioning protrusions 113 of each curved light guiding element 11 to prevent the two curved light guiding elements 11 from being separated from the fixing base 101. In this embodiment, each positioning assembly 103 includes a first positioning member 1031 and a second positioning member 1032, the first positioning member 1031 is inserted into the corresponding second receiving area 1012 from the first fixing opening 1010a of the fixing base 101, the second positioning member 1032 is inserted into the corresponding second receiving area 1012 from the second fixing opening 1010 of the fixing base 101 and is fixed to the first positioning member 1031, and thus the positioning assembly 103 is fixed on the fixing base 101. In addition, the second casing 101b of the fixing base 101 has a through slot 1014, and the through slot 1014 is located between the two first receiving areas 1011, so that heat energy generated by the two light source modules 102 located in the two first receiving areas 1011 is dissipated from the through slot 1014, thereby effectively improving the heat dissipation effect of the lighting device 1.
Please refer to fig. 5 and 6, which are a perspective view and a partially exploded perspective view of a lamp according to a second embodiment of the present invention; as shown in the drawings, the present embodiment provides a lamp 2, and the lamp 2 of the present embodiment includes a lamp socket assembly 21, a plurality of brackets 22, and a plurality of lighting devices 1, where the lighting devices 1 of the first embodiment are used in the lighting device 1 (please refer to fig. 1 to 4). The bracket 22 of this embodiment is curved, although the bracket 22 may also be straight, and will not be described herein. Each bracket 22 has a first connection end 22a and a second connection end 22b, the first connection end 22a of each bracket 22 is connected to the socket assembly 21, and the second connection end 22b of each bracket 22 is connected to the corresponding lighting device 1. Please refer to fig. 7, which is an exploded perspective view of a lamp socket assembly according to a second embodiment of the present invention; as shown in the figure, the lamp holder assembly 21 includes a fixing base 211, a connecting member 212 and a connecting base 213, the connecting member 212 connects the fixing base 211 and the connecting base 213, the connecting member 212 of the embodiment is a chain, and may also be a suspension wire or a rod body, which is not described herein again. The first connection end 22a of each bracket 22 is connected with the connection seat 213.
The connecting seat 213 includes a first seat 2131, a second seat 2132 and fixing posts 2133, the second seat 2132 is disposed on the first seat 2131, and the fixing posts 2133 penetrate through the first seat 2131 and the second seat 2132 and fix the first seat 2131 and the second seat 2132. The first seat 2131 has a plurality of wire grooves 21311 formed to penetrate in the height direction, the second seat 2132 has a plurality of holder fixing grooves 21321 formed to penetrate in the height direction, the holder fixing grooves 21321 correspond to the plurality of wire grooves 21311, and each holder fixing groove 21321 has a fixing protrusion 21322. The fixing post 2133 is a hollow post and has a wire hole 21331, and the wire hole 21331 is communicated with the plurality of wire grooves 21311. The first connection end 22a of each bracket 22 is disposed in the corresponding bracket fixing groove 21321 and the corresponding line groove 21311.
Fig. 8 and 9 are a schematic view of the bracket of the second embodiment of the present invention assembled to the lighting device and a schematic cross-sectional view of the bracket; as shown in the figure, each of the brackets 22 has a bracket body 221 and a connecting portion 222, the bracket body 221 is hollow and has a wiring space 221a, and has two opposite surfaces 221b and two opposite side surfaces 221c, the connecting portion 222 is disposed on the surface 221b or the side surface 221c at one end of the bracket body 221, and one end of the bracket body 221 provided with the connecting portion 222 is a first connecting end 22a of the bracket 22. In this embodiment, the connecting portion 222 is disposed on the side surface 221c of one end of the bracket body 221, the side surface 221c on which the connecting portion 222 is disposed has a bracket circuit hole 2211 communicated with the trace space 221a, and the connecting portion 222 has a connecting circuit hole 2221 corresponding to the bracket circuit hole 2211. One end of the connection portion 222 has a connection protrusion 2222, and the connection protrusion 2222 is close to the end surface of the holder body 221 and protrudes from the side surface 221c of the holder body 221. The other end of the connecting portion 222 has an engaging protrusion 2223, and a distance between the engaging protrusion 2223 and the side surface 221c of the bracket body 221 is equal to a sidewall thickness of the circuit groove 21311 of the corresponding first seat 2131. When the first connection end 22a of the curved bracket 22 is disposed on the connection seat 213, the engaging protrusion 2223 of the connection portion 222 is first disposed in the corresponding circuit groove 21311 of the first seat 2131 and abuts against the sidewall of the corresponding circuit groove 21311, and the connection protrusion 2222 of the connection portion 222 covers the corresponding fixing protrusion 21322 and is fixed to the corresponding fixing protrusion 21322, so that the connection portion 222 is located in the corresponding bracket fixing groove 21321 and the corresponding circuit groove 21311.
The other end of the bracket body 221 has two opposite fixing tabs 2212, and the two fixing tabs 2212 are located at the second connecting end 22b of the bracket 22. The two opposite fixing tabs 2212 are respectively disposed on the two opposite surfaces 221b or the two opposite side surfaces 221c, and in the present embodiment, the two opposite fixing tabs 2212 are respectively disposed on the two opposite surfaces 221 b. The surface of the fixing base 101 connected to the second connecting end 22b of the bracket 22 has two opposite fixing slots 1015 and a circuit through hole 1016 between the two fixing slots 1015. The two fixing slots 1015 and the wiring through hole 1016 of the present embodiment are connected to one of the two first receiving areas 1011. When the two opposite fixing tabs 2212 are inserted into the corresponding fixing slots 1015, the two opposite fixing tabs 2212 are fixed by screws or other fasteners, so that the second connecting end 22b of the bent bracket 22 is connected to the lighting device 1. The wiring through hole 1016 communicates with the wiring space 221a of the stand body 221.
When the lamp 2 of this embodiment is used, the fixing base 211 of the lamp holder assembly 21 is fixed at a desired position, a driver or a controller is disposed in the fixing base 211, the line of the commercial power is electrically connected to the driver or the controller in the fixing base 211, the line of the driver or the controller in the fixing base 211 passes through the wiring hole 21331 of the fixing post 2133 of the connecting base 213, passes through the connecting line hole 2211 of the connecting sheet 222, the support line hole 2211 of the support body 221, the wiring space 221a of the support body 221, and the wiring through hole 1016 of the fixing base 101, and enter the two first receiving areas 1011 of the fixing base 101, and are electrically connected to the two circuit boards 1020 of the two light source modules 102 of the two first receiving areas 1011, and the two circuit boards 1020 respectively drive the corresponding light emitting diodes 1021, so that the light emitting diodes 1021 of the two light source modules 102 can emit light to light the two curved light guide elements 11.
In another embodiment, a driver or a controller may not be disposed in the fixing base 211, the driver or the controller can be directly disposed on the circuit board 1020 of the light source module 102, the external commercial power line is directly electrically connected to the circuit board 1020, and the circuit board 1020 provides power to the driver or the controller, so that the driver or the controller drives the plurality of light emitting diodes 1021 on the circuit board 1020 to emit light.
Please refer to fig. 10, which is a schematic cross-sectional view of a bracket according to a third embodiment of the present invention; as shown in the figure, one of the two side surfaces 221c of the bracket body 221 of the bracket 22 of the embodiment has an opening 2213 and a light-transmitting portion 2214 installed in the opening 2213, the routing space 221a of the bracket 22 is further provided with the light source module 223, the light source module 223 has a circuit board 2230 and a plurality of light-emitting diodes 2231 installed on the circuit board 2230, the surface of the light source module 223 having the plurality of light-emitting diodes 2231 faces the light-transmitting portion 2214, the circuit board 2230 is connected to a circuit of a driver or a controller of the fixing base, so that the light source emitted by the plurality of light-emitting diodes 2231 is transmitted out from the light-transmitting portion 2214, and the bracket 22 can also emit light source to achieve the effect of auxiliary lighting. The opening 2213 and the transparent portion 2214 may be disposed on one of the two surfaces 221b of the holder body 221, and are not described herein again. The driver or the controller of the fixing base can be disposed on the circuit board 2230 instead, and will not be described again.
In summary, the present invention provides a lighting device and a lamp, in which the lighting device uses a curved light guide element to generate a lighting source, the lighting device forms a lamp by a bracket and a lamp holder assembly, and the lighting device, the bracket and the lamp holder assembly are detachable structures, so as to be convenient for storage and transportation. The light incident portion of the curved light guide element used in the illumination device of the present embodiment is narrow, so that most of the light source can enter the curved light guide element, thereby effectively reducing the loss of light energy. In addition, the light incident position of the curved light guide element is further provided with a reflecting surface, and the reflecting surface can reflect the light source into the curved light guide element, so that the loss of light energy is avoided, and the luminous efficiency of the lighting device can be improved.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.

Claims (23)

1. An illumination device is characterized by comprising a light source supply assembly and a bent light guide element, wherein the light source supply assembly comprises a fixed seat and a light source module, the fixed seat is provided with two opposite first accommodating areas, the light source module is arranged in at least one of the two first accommodating areas, two ends of the bent light guide element are inserted into the two first accommodating areas, the light source module provides a light source, and light rays of the light source are transmitted along the bent light guide element;
the curved light guide element comprises a curved light guide plate body, the light guide plate body is provided with a first light guide surface and a second light guide surface which are opposite to each other, the first light guide surface is the outer surface of the light guide plate body, the second light guide surface is the inner surface of the light guide plate body, and areas close to two ends of the second light guide surface are opposite to each other, wherein at least one of the first light guide surface and the second light guide surface is a light emitting surface, and two ends of the curved light guide element are positioned between the first light guide surface and the second light guide surface;
the fixing seat further comprises a first shell, and two ends of the first shell are respectively provided with a first fixing opening and a second fixing opening opposite to the first fixing opening.
2. A lighting device as recited in claim 1, wherein: the first accommodating area is provided with two opposite ends.
3. The lighting device according to claim 1, wherein the two curved light guide elements are oppositely disposed, each curved light guide element has two ends, and the two ends of each curved light guide element are inserted into the first receiving area.
4. The illumination device as claimed in claim 1, wherein one end of the curved light guide element has a light source light guide protrusion, the light source light guide protrusion has a light incident surface corresponding to the light source module, the light source module provides a light source, and the light source enters from the light incident surface and propagates along the curved light guide element.
5. The illumination device according to claim 4, wherein the light source light guide projection has a reflection surface inclined with respect to the light incident surface, the reflection surface being located in a propagation direction of the light source.
6. The illumination device as claimed in claim 5, wherein the end surface of the light source light guide projection has an inclined surface opposite to the light incident surface, the inclined surface is provided with a light shielding layer, and the inclined surface provided with the light shielding layer is the reflection surface.
7. The illumination device of claim 6, wherein the light incident surface and the reflective surface form an included angle therebetween, the included angle being less than 90 degrees.
8. The illumination device as claimed in claim 1, wherein the curved light guide element further comprises two light source introduction bumps, and one of two opposite surfaces of each light source introduction bump is a light incident surface.
9. The illumination device of claim 8, wherein a spacing between the first light guide surface and the second light guide surface in a middle of the light guide plate body is greater than a spacing between the first light guide surface and the second light guide surface at two ends of the light guide plate body.
10. The illumination device of claim 9, wherein a space is provided between the light incident surface and the first light guide surface or the second light guide surface, the space accommodating the light source module.
11. The illumination device according to claim 8, wherein two positioning protrusions are respectively disposed at two ends of the light guide plate body, the two positioning protrusions respectively protrude from two opposite sidewalls of the light guide plate body, the light source supplying assembly further comprises two positioning assemblies, the two positioning assemblies are disposed on the fixing base and cover four positioning protrusions of the curved light guide element.
12. The lighting device as claimed in claim 1, wherein the fixing base further comprises a second housing disposed in the first housing, and a receiving space is formed between the first housing and the second housing, the receiving space includes two opposite first receiving areas and two opposite second receiving areas, and the two second receiving areas are located between the two first receiving areas.
13. The illumination device according to claim 9, wherein the first light guide surface or/and the second light guide surface of the light guide plate body has microstructures.
14. The illumination device of claim 13, wherein the microstructures comprise a plurality of ridges and/or a plurality of bumps and/or a plurality of grooves.
15. A luminaire characterized in that it comprises a lighting device as claimed in any one of claims 1 to 14.
16. The luminaire of claim 15, wherein: the lamp also comprises a lamp holder component and a plurality of brackets, wherein the lamp holder component comprises a fixed seat; each support is provided with a first connecting end and a second connecting end, the first connecting end of each support is connected with the lamp holder assembly, and the second connecting end of each support is connected with the lighting device.
17. The lamp of claim 16, wherein said socket assembly further comprises a connector and a connecting socket, said connector connecting said holder and said connecting socket in said socket assembly, said first connecting end of each said bracket connecting said connecting socket.
18. The lamp according to claim 17, wherein the connecting seat comprises a first seat, a second seat and a fixing post, the first seat has a plurality of circuit slots, the second seat is disposed on the first seat and has a plurality of bracket fixing slots corresponding to the plurality of circuit slots, the fixing post penetrates through the first seat and the second seat and fixes the first seat and the second seat, the fixing post has a wire hole, the wire hole is communicated with the plurality of circuit slots, and the first connecting end of each bracket is disposed on the corresponding bracket fixing slot and the corresponding circuit slot.
19. The lamp according to claim 18, wherein the bracket comprises a bracket body and a connecting portion, the bracket body has a wiring space, the connecting portion is disposed at one end of the bracket body, the end of the bracket body where the connecting portion is disposed is the first connecting end, the surface where the connecting portion is disposed has a bracket wiring hole communicating with the wiring space, the connecting portion has a wiring hole and is disposed at the corresponding bracket fixing groove and the wiring groove, and the wiring groove communicates with the wiring space through the wiring hole.
20. The lamp as claimed in claim 19, wherein one end of the connection part has a connection protrusion, and the other end of the connection part has a catching protrusion, the catching protrusion being disposed at the corresponding wire groove, the connection protrusion being fixed to the fixing protrusion of the corresponding bracket fixing groove.
21. The lamp of claim 20, wherein the engaging protrusion has a distance from a surface of the bracket body where the connecting portion is disposed, and the distance is a thickness of a sidewall of the circuit groove.
22. The lamp according to any one of claims 19 to 21, wherein an end of the bracket body facing away from the first connection end is provided with two opposite fixing tabs, the end of the bracket body provided with the two fixing tabs is the second connection end, a surface of the light source supply assembly, where the fixing base is connected to the second connection end, is provided with two opposite fixing slots and two opposite line through holes, the two opposite fixing tabs are respectively disposed in the corresponding fixing slots, and the line through holes are communicated with the routing space of the bracket body and the slots.
23. The lamp according to any one of claims 19 to 21, wherein the surface of the support body has an opening and a light-transmitting portion disposed on the opening, the routing space further has a light source module disposed therein, and the light-emitting diodes of the light source module correspond to the light-transmitting portion.
CN201910768060.0A 2018-09-26 2018-09-26 Lighting device and lamp Active CN110513629B (en)

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US17/136,190 US11681088B2 (en) 2018-09-26 2020-12-29 Lighting device and lamp apparatus

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CN201910768060.0A CN110513629B (en) 2018-09-26 2018-09-26 Lighting device and lamp
CN201811122456.XA CN109000185B (en) 2018-09-26 2018-09-26 Lighting device and lamp

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EP3800395B1 (en) 2018-09-26 2023-10-11 Opple Lighting Co., Ltd. Illumination device and lamp

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FR2574901A1 (en) * 1984-12-13 1986-06-20 Santana Pomares Jaime OPTICAL FIBER LIGHTING LAMP
US6161939A (en) * 1999-05-05 2000-12-19 Semperlux Ag Interior lighting fixture
CN102537714A (en) * 2010-12-08 2012-07-04 旭丽电子(广州)有限公司 Guide light type lighting device
CN106855187A (en) * 2015-12-09 2017-06-16 欧普照明股份有限公司 A kind of LED light device
CN206617850U (en) * 2016-11-26 2017-11-07 广东安喀塞斯光电科技有限公司 A kind of pendent lamp being made up of olive sheet lamp body

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CN109000185A (en) 2018-12-14
CN110513629A (en) 2019-11-29

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