CN113623553A - Modular DALI circuit controlled lighting system - Google Patents

Modular DALI circuit controlled lighting system Download PDF

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Publication number
CN113623553A
CN113623553A CN202111089662.7A CN202111089662A CN113623553A CN 113623553 A CN113623553 A CN 113623553A CN 202111089662 A CN202111089662 A CN 202111089662A CN 113623553 A CN113623553 A CN 113623553A
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CN
China
Prior art keywords
circuit
light
light guide
led lamp
dimming
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN202111089662.7A
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Chinese (zh)
Inventor
杨志鹏
扬东建
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Jiangsu Youwei Shijie Technology Co ltd
Original Assignee
Jiangsu Youwei Shijie Technology 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.)
Filing date
Publication date
Application filed by Jiangsu Youwei Shijie Technology Co ltd filed Critical Jiangsu Youwei Shijie Technology Co ltd
Priority to CN202111089662.7A priority Critical patent/CN113623553A/en
Publication of CN113623553A publication Critical patent/CN113623553A/en
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/20—Light sources comprising attachment means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
    • F21K9/61—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction using light guides
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
    • F21K9/68—Details of reflectors forming part of the light source
    • 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
    • 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
    • F21V17/105—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 using magnets
    • 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
    • F21V19/00—Fastening of light sources or lamp holders
    • F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
    • 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
    • F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
    • 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
    • F21V7/00—Reflectors for light sources
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/37—Converter circuits
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/37—Converter circuits
    • H05B45/3725—Switched mode power supply [SMPS]
    • H05B45/385—Switched mode power supply [SMPS] using flyback topology
    • 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
    • F21V2200/00—Use of light guides, e.g. fibre optic devices, in lighting devices or systems
    • F21V2200/20—Use of light guides, e.g. fibre optic devices, in lighting devices or systems of light guides of a generally planar shape
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING 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
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Planar Illumination Modules (AREA)

Abstract

The invention relates to a modularized DALI circuit control lighting system, which comprises a lighting module and a control circuit for controlling the lighting module; the lighting module comprises a light-emitting structure and a light guide structure; the light-emitting structure comprises an LED lamp group and a bracket main body; the LED lamp bank is fixed on the inclined side wall of the bracket main body through the fixed terminal; the light guide structure comprises a light guide plate; the back of the light guide plate is fixed on the mounting bottom plate of the bracket main body; the side surface of the light guide plate is a light incident surface; the light incident surface and the side wall are inclined correspondingly, the light incident surface is an arc surface, and the radian of the light incident surface surrounds the LED lamp set; the control circuit comprises a dimming circuit for controlling the LED lamp group. The two DALI dimming circuits can be used for respectively controlling the two LED lamp groups, and the two LED lamp groups are respectively LED into light rays at the two light incident surfaces of one light guide structure, so that different dimming signals can be matched for use to control the light emitted by the whole light guide structure. Has strong practicability.

Description

Modular DALI circuit controlled lighting system
Technical Field
The invention relates to a lighting device, in particular to a modular DALI circuit control lighting system.
Background
DALI dimming power supply and dimming module also relate to in the prior art, and the technique is also more mature. However, the power supply and the module in the prior art are generally used separately, and aiming at one lighting device, different brightness and different color temperature of the lighting device are adjusted. For example, in the prior art, a plurality of rows of LED beads are installed in a single bulb, and when the DALI dimming signals received by the rows of LED beads are different, the single bulb emits different brightness and color temperature for illumination. However, in some occasions, it is necessary that the lighting devices can be flexibly combined and can be matched with the flexibly combined whole device to perform dimming control on the whole device, and particularly in exhibitions, museums and even living lighting, how to enable the lighting devices to integrally emit uniform, controllable, soft and large-area lighting is a problem in the prior art.
Disclosure of Invention
In response to the deficiencies of the prior art, the present invention discloses a modular DALI circuit controlled lighting system.
The technical scheme adopted by the invention is as follows:
a modular DALI circuit controlled lighting system comprises a lighting module and a control circuit for controlling the lighting module; the lighting module comprises a light-emitting structure and a light guide structure; the light-emitting structure comprises an LED lamp group and a bracket main body; the LED lamp bank is fixed on the inclined side wall of the bracket main body through the fixed terminal; the light guide structure comprises a light guide plate; the back of the light guide plate is fixed on the mounting bottom plate of the bracket main body; the side surface of the light guide plate is a light incident surface; the light incident surface and the side wall are inclined correspondingly, the light incident surface is an arc surface, and the radian of the light incident surface surrounds the LED lamp set; the control circuit comprises a dimming circuit for controlling the LED lamp group.
The further technical scheme is as follows: the bracket main body comprises two side walls; the two side walls are inclined relatively and form a triangular shape with the mounting bottom plate; an LED lamp group is fixed on each side wall; two light guide structures are respectively fixed on two sides of the bracket main body; the control circuit comprises two dimming circuits, and the two dimming circuits are respectively two LED lamp groups.
The further technical scheme is as follows: the mounting bottom plate comprises a first light reflecting surface close to the side wall and a magnetic attraction surface for fixing the light guide plate; a second light reflecting surface is attached to the back surface of the light guide plate; a magnetic attraction plate for attracting the magnetic attraction surface is fixed behind the second reflection surface; when the light guide structure is fixed on the light emitting structure, the second light reflecting surface and the first light reflecting surface are spliced together.
The further technical scheme is as follows: a clamping strip is fixed on the bracket main body; the position of screens strip is relative and mounting plate's position and screens strip and mounting plate are parallel to each other.
The further technical scheme is as follows: when the light guide structure is fixed on the light emitting structure, the clamping strip clamps the edge of the light guide plate.
The further technical scheme is as follows: the mounting bottom plate is fixed on the mounting plane.
The modular DALI circuit controlled lighting system according to any one of the above claims, comprising a plurality of control circuits and a plurality of lighting modules; in each lighting module, the bracket main body comprises two side walls; an LED lamp group is fixed on each side wall; when the plurality of lighting modules are fixed, the light-emitting structure and the light guide structure are sequentially installed at intervals; each control circuit comprises two dimming circuits, and the two dimming circuits are respectively two LED lamp groups.
The further technical scheme is as follows: the bracket is arranged in a light-emitting structure at the edge, one surface of the bracket main body is an inclined side wall, and the other surface of the bracket main body is a vertical plane used for being fixed on a mounting plane.
The modular DALI circuit controlled lighting system according to any one of the above, wherein the control circuit further comprises a filter circuit, a rectifying circuit, a flyback circuit, a voltage reduction circuit, and a first dimming circuit and a second dimming circuit which respectively control the two LED lamp groups; the input end of the filter circuit is connected with an alternating current power supply; the output end of the filter circuit is connected with the input end of the rectifying circuit; the output end of the rectification circuit is connected with the input end of the flyback circuit; the output end of the flyback circuit is connected with the primary side of the transformer; the secondary of the transformer is connected with the input end of the voltage reduction circuit; the input end of the first dimming circuit and the input end of the second dimming circuit are connected in parallel with the output end of the voltage reduction circuit; the output ends of the first dimming circuit and the second dimming circuit are respectively connected with the positive and negative electrodes of the two LED lamp groups; the first dimming circuit and the second dimming circuit each include a control terminal that receives a DALI dimming signal.
The invention has the following beneficial effects:
1. the invention is suitable for splicing and installing a plurality of lighting modules and a plurality of control circuits, integrally adjusts the brightness of a wall or a ceiling, and is suitable for occasions such as family lighting, exhibition, museums and the like.
2. The lighting module of the invention can be flexibly disassembled and assembled, so the lighting module can be suitable for installation surfaces with various sizes. And large-area illumination is realized through the light guide structure, so the brightness is mild and not dazzling.
3. In the invention, the front surface of the light guide plate has very little obstruction, only has narrow clamping strips, and the backrest surface is mainly fixed, so that the illumination is continuous even if the illumination is large. In addition, the two DALI dimming circuits can be used for respectively controlling the two LED lamp groups, and the two LED lamp groups are respectively LED into light rays at the two light incident surfaces of one light guide structure, so that different dimming signals can be matched for use to control the light emitted by the whole light guide structure. Has strong practicability.
Drawings
Fig. 1 is a schematic structural diagram of an illumination module according to the present invention.
Fig. 2 is a schematic view of a light emitting structure according to the present invention.
Fig. 3 is a schematic view in another direction of fig. 1.
Fig. 4 is a schematic diagram of another embodiment of a light emitting structure of the present invention.
Fig. 5 is a schematic diagram of a power supply structure of the control circuit of the present invention.
Fig. 6 is a schematic diagram of a dimming structure of the control circuit according to the present invention.
Fig. 7 is a schematic diagram of an application scenario of the present invention.
In the figure: 1. a light emitting structure; 101. mounting a bottom plate; 102. magnetic attraction surfaces; 103. a first light-reflecting surface; 104. a fixed terminal; 105. a stent body; 106. a side wall; 107. an LED lamp group; 108. a wire inlet; 109. a clamping strip; 2. a light guide structure; 201. a light guide plate; 202. a second light-reflecting surface; 203. a light-emitting surface; 204. a light incident surface; 3. a control circuit; 301. a filter circuit; 302. a rectifying circuit; 303. a flyback circuit; 304. a voltage reduction circuit; 305. a first dimming circuit; 306. a second dimming circuit.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
Fig. 1 is a schematic structural diagram of an illumination module according to the present invention. As shown in fig. 1, the lighting system includes a control circuit 3 and a lighting module. The lighting module comprises a light emitting structure 1 and a light guiding structure 2. The light-emitting structure 1 and the light guide structure 2 are sequentially fixedly installed at intervals.
Fig. 2 is a schematic view of a light emitting structure according to the present invention. As shown in fig. 2, the light emitting structure 1 includes a support main body 105. In the embodiment shown in fig. 2, the bracket body 105 includes a mounting base plate 101 and two inclined side walls 106 fixed to the mounting base plate 101. The side walls 106 are inclined, and the side walls 106 form an obtuse angle with the mounting base 101. Two fixing terminals 104 are provided on each of the inclined side walls 106, and an LED lamp group 107 is mounted between the fixing terminals 104. The LED lamp group 107 is in the shape of a long strip and may be formed by connecting a plurality of LED lamp beads in series or in parallel. A narrow detent strip 109 is fixed to the top of the two inclined side walls 106. The width of the locking strip 109 only slightly exceeds the distance formed by the top ends of the two inclined side walls 106. The end of the bracket main body 105 is provided with a wire inlet 108 for leading in related circuits such as power wires of the LED lamp group 107, and the circuits are connected to the positive and negative electrodes of the LED lamp group 107 in the bracket main body 105.
Further, the mounting base 101 includes a first light reflecting surface 103 adjacent to the sidewall 106 and a magnetic attraction surface 102 for fixing the light guide plate 201. This can be achieved by pasting a sheet-like light reflecting material and a magnetic material on the mounting substrate 101.
Fig. 3 is a schematic view in another direction of fig. 1. As shown in fig. 1 and 3, the light guide structure 2 includes a light guide plate 201. The front surface of the light guide plate 201 is a light emitting surface 203. Two side surfaces of the light guide plate 201 are light incident surfaces 204. Preferably, the light incident surface 204 is an arc surface. The light incident surface 204 is a second light reflecting surface 202 on the back surface of the light guide plate 201. The second light reflecting surface 202 may be implemented with an attached light reflecting material. At the edge of the second reflective surface 202, the light guide plate 201 is fixed at the position of the light emitting structure 1, and a magnetic attraction plate is fixed at the back of the second reflective surface 202. Referring to fig. 1 to 3, when the light guide structure 2 is installed in the light emitting structure 1, the magnetic attraction plate on the back of the light guide plate 201 is closely attracted and fixed to the magnetic attraction surface 102, the front edge of the light guide plate 201 is respectively clamped between the two clamping bars 109, the arc-shaped light incident surface 204 is axially parallel to the LED lamp set 107 and circumferentially surrounds the LED lamp set 107, and the light incident surface 204, the first light reflecting surface 103 and the side wall 106 form a space surrounding the LED lamp set 107. When the LED lamp set 107 is turned on, due to the existence of the light incident surface 204 with the arc surface and the cooperation of the plurality of reflecting surfaces, the light rays are collected and absorbed into the light guide plate 201, and the light ray loss is reduced. Because both sides of every light emitting structure 1 all can install light guide structure 2, so this structure can install multiunit at interval in proper order, is particularly suitable for forming wall light or ceiling light etc. on a large scale.
Fig. 4 is a schematic diagram of another embodiment of a light emitting structure of the present invention. If a plurality of sets of lighting modules are installed, in the position of the most edge, the embodiment shown in fig. 4 can be used, one side of the bracket main body 105 is a side wall 106, the LED lamp set 107 is normally installed, and the other side is a vertical plane, and is attached to a planar structure such as a wall.
Fig. 5 is a schematic diagram of a power supply structure of the control circuit of the present invention. Fig. 6 is a schematic diagram of a dimming structure of the control circuit according to the present invention. As shown in fig. 5 and 6, the control circuit 3 includes a filter circuit 301, a rectifier circuit 302, a flyback circuit 303, a voltage reduction circuit 304, and a first dimming circuit 305 and a second dimming circuit 306 that respectively control the two LED lamp groups 107. The filter circuit 301 is an EMI filter circuit for filtering electromagnetic interference in the alternating current, and an input end of the filter circuit 301 is connected to an alternating current power supply. The output end of the filter circuit 301 is connected to the input end of the rectifier circuit 302. The rectifier circuit 302 is a bridge rectifier circuit and converts an ac voltage into a dc voltage. An output terminal of the rectifying circuit 302 is connected to an input terminal of the flyback circuit 303. In fig. 5, the flyback circuit 303 is used to control the power factor of the power supply, and is composed of a chip U1 with a model number of FAN7529_7, a switching tube Q4, and some peripheral circuits. The secondary of the transformer T is connected to the input of the step-down circuit 304. The voltage step-down circuit 304 converts the voltage output from the transformer T into a dc voltage of 50V. An input terminal of the first dimming circuit 305 and an input terminal of the second dimming circuit 306 are connected in parallel to an output terminal of the voltage-decreasing circuit 304. The output ends of the first dimming circuit 305 and the second dimming circuit 306 are respectively connected with the positive and negative electrodes of the two LED lamp groups 107. The first dimming circuit 305 and the second dimming circuit 306 each include a dimming control chip YU1, WU1 of type SY5842, a second pin YPWM of the chip YU1 and a second pin WPWM of the chip WU1 for receiving a PWM-form control signal from the DALI dimming circuit. Each circuit module of the control circuit 3 shown in fig. 5 and 6 is a circuit structure that is common in LED power supply systems and well known to those skilled in the art, and the principle is not described again.
Fig. 7 is a schematic diagram of an application scenario of the present invention. As shown in fig. 7, the invention is suitable for splicing and installing a plurality of lighting modules and a plurality of control circuits 3, integrally adjusting the brightness of a wall 4 or a ceiling, and is suitable for occasions such as home lighting, exhibition, museum and the like. The lighting module of the invention can be flexibly disassembled and assembled, so the lighting module can be suitable for installation surfaces with various sizes. And large-area illumination is realized by the light guide structure 2, so the brightness is mild. In the present invention, the light guide plate 201 has very little front surface obstruction, only has narrow locking strips 109, and is mainly fixed on the back surface, so that the illumination is continuous even in a large area. In addition, the present invention can use two DALI dimming circuits to control two LED lamp sets 107 respectively, and two LED lamp sets 107 are respectively LED into the two light incident surfaces 204 of one light guide structure 2, so that different dimming signals can be used in cooperation to control the light emitted by the whole light guide structure 2. Has strong practicability.
The foregoing description is illustrative of the present invention and is not to be construed as limiting thereof, the scope of the invention being defined by the appended claims, which may be modified in any manner without departing from the basic structure thereof.

Claims (9)

1. A modular DALI circuit controlled lighting system, characterized by: comprises a lighting module and a control circuit (3) for controlling the lighting module; the lighting module comprises a light-emitting structure (1) and a light guide structure (2); the light emitting structure (1) comprises an LED lamp group (107) and a bracket main body (105); the LED lamp group (107) is fixed on the inclined side wall (106) of the bracket main body (105) through a fixing terminal (104); the light guide structure (2) comprises a light guide plate (201); the back of the light guide plate (201) is fixed on the mounting bottom plate (101) of the bracket main body (105); the side surface of the light guide plate (201) is a light incident surface (204); the light incident surface (204) and the side wall (106) are inclined correspondingly, the light incident surface (204) is an arc surface, and the radian of the light incident surface (204) surrounds the LED lamp set (107); the control circuit (3) comprises a dimming circuit (305, 306) for controlling the LED lamp set (107).
2. The modular DALI circuit controlled lighting system according to claim 1, wherein: the holder body (105) comprises two side walls (106); the two side walls (106) are inclined relatively and form a triangular shape with the mounting bottom plate (101); an LED lamp group (107) is fixed on each side wall (106); two light guide structures (2) are respectively fixed on two sides of the bracket main body (105); the control circuit (3) comprises two dimming circuits (305, 306), and the two dimming circuits (305, 306) are respectively two LED lamp groups (107).
3. The modular DALI circuit controlled lighting system according to claim 1, wherein: the mounting bottom plate (101) comprises a first light reflecting surface (103) close to the side wall (106) and a magnetic attraction surface (102) for fixing the light guide plate (201); a second light reflecting surface (202) is attached to the back surface of the light guide plate (201); a magnetic attraction plate used for being attracted on the magnetic attraction surface (102) is fixed behind the second light reflection surface (202); when the light guide structure (2) is fixed on the light emitting structure (1), the second light reflecting surface (202) and the first light reflecting surface (103) are spliced together.
4. The modular DALI circuit controlled lighting system according to claim 1, wherein: a clamping strip (109) is fixed on the bracket main body (105); the position of the clamping strip (109) is opposite to the position of the mounting bottom plate (101), and the clamping strip (109) is parallel to the mounting bottom plate (101).
5. The modular DALI circuit controlled lighting system according to claim 4, wherein: when the light guide structure (2) is fixed on the light emitting structure (1), the clamping strip (109) clamps the edge of the light guide plate (201).
6. The modular DALI circuit controlled lighting system according to claim 1, wherein: the mounting bottom plate (101) is fixed on a mounting plane.
7. The modular DALI circuit controlled lighting system according to any of claims 1 to 6, wherein: comprises a plurality of control circuits (3) and a plurality of lighting modules; in each lighting module, the bracket main body (105) comprises two side walls (106); an LED lamp group (107) is fixed on each side wall (106); when the plurality of lighting modules are fixed, the light-emitting structures (1) and the light guide structures (2) are sequentially installed at intervals; each control circuit (3) comprises two dimming circuits (305, 306), and the two dimming circuits (305, 306) respectively comprise two LED lamp groups (107).
8. The modular DALI circuit controlled lighting system according to claim 7, wherein: in the edge-mounted light-emitting structure (1), one surface of the bracket main body (105) is an inclined side wall (106), and the other surface is a vertical plane for fixing on a mounting plane.
9. The modular DALI circuit controlled lighting system according to any of claims 1 to 6, wherein: the control circuit (3) further comprises a filter circuit (301), a rectifying circuit (302), a flyback circuit (303), a voltage reduction circuit (304), and a first dimming circuit (305) and a second dimming circuit (306) which respectively control the two LED lamp groups (107); the input end of the filter circuit (301) is connected with an alternating current power supply; the output end of the filter circuit (301) is connected with the input end of the rectifying circuit (302); the output end of the rectification circuit (302) is connected with the input end of the flyback circuit (303); the output end of the flyback circuit (303) is connected with the primary side of the transformer; the secondary of the transformer is connected with the input end of the voltage reduction circuit (304); the input end of the first dimming circuit (305) and the input end of the second dimming circuit (306) are connected in parallel with the output end of the voltage reduction circuit (304); the output ends of the first dimming circuit (305) and the second dimming circuit (306) are respectively connected with the positive and negative electrodes of the two LED lamp groups (107); the first dimming circuit (305) and the second dimming circuit (306) each include a control terminal that receives a DALI dimming signal.
CN202111089662.7A 2021-09-16 2021-09-16 Modular DALI circuit controlled lighting system Pending CN113623553A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111089662.7A CN113623553A (en) 2021-09-16 2021-09-16 Modular DALI circuit controlled lighting system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111089662.7A CN113623553A (en) 2021-09-16 2021-09-16 Modular DALI circuit controlled lighting system

Publications (1)

Publication Number Publication Date
CN113623553A true CN113623553A (en) 2021-11-09

Family

ID=78390338

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111089662.7A Pending CN113623553A (en) 2021-09-16 2021-09-16 Modular DALI circuit controlled lighting system

Country Status (1)

Country Link
CN (1) CN113623553A (en)

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