WO2015074322A1 - Éclairage à del - Google Patents

Éclairage à del Download PDF

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Publication number
WO2015074322A1
WO2015074322A1 PCT/CN2014/000891 CN2014000891W WO2015074322A1 WO 2015074322 A1 WO2015074322 A1 WO 2015074322A1 CN 2014000891 W CN2014000891 W CN 2014000891W WO 2015074322 A1 WO2015074322 A1 WO 2015074322A1
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WO
WIPO (PCT)
Prior art keywords
led
lens
heat dissipation
sets
aluminum heat
Prior art date
Application number
PCT/CN2014/000891
Other languages
English (en)
Chinese (zh)
Inventor
王丽娜
王元成
Original Assignee
王丽娜
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 王丽娜 filed Critical 王丽娜
Publication of WO2015074322A1 publication Critical patent/WO2015074322A1/fr

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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
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
    • F21S2/005—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction of modular construction
    • 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
    • F21V23/06—Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices, e.g. connectors
    • 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
    • F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
    • F21V29/75—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with fins or blades having different shapes, thicknesses or spacing
    • 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
    • F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
    • F21V29/76—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical parallel planar fins or blades, e.g. with comb-like cross-section
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/10—Outdoor lighting
    • 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
    • F21Y2105/00—Planar light sources
    • F21Y2105/10—Planar light sources comprising a two-dimensional array of point-like light-generating elements
    • 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
    • F21Y2113/00—Combination of light sources
    • 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]

Definitions

  • the invention relates to the field of LED lighting fixtures.
  • LED lighting has been widely used because of its energy saving and environmental protection advantages.
  • the biggest shortcoming of the existing LED luminaires is that they cannot be changed. Once the product is formed, the shape and power cannot be adjusted.
  • the increase in brightness can only be achieved by increasing the number of LED illuminators. They are not connected separately and cannot be used as a unified whole. They cannot be combined quickly and conveniently.
  • the object of the present invention is to solve the above-mentioned deficiencies of the existing LED lamps, and to provide an LED lamp with novel structure, free combination, good heat dissipation performance and suitable for outdoor use.
  • LED luminaires including multiple sets of LED modules and connecting devices, adjacent LED modules are connected by connecting devices;
  • LED modules include LEDs, PCB boards, lenses, lens masks and heat dissipating components, LEDs are integrated with PCB boards, and PCB boards are fixed in heat dissipation
  • the lens is tightly mounted on the lens mask, the lens mask is fixed on the heat dissipating component, and a sealing waterproof ring is arranged between the lens mask and the heat dissipating component;
  • the heat dissipating component comprises an aluminum heat dissipating frame, a heat conducting piece, a connecting assembly and a plurality of blocks
  • the heat dissipation plate and the aluminum heat dissipation frame are provided with a plurality of parallel heat dissipation plate mounting holes, and the heat dissipation plate is inserted into the heat dissipation plate mounting hole of the aluminum heat dissipation frame, and the PCB plate is fixed on the bottom surface of the aluminum heat dissipation frame
  • the sheet is placed between the PCB board and the heat sink on the aluminum heat sink; the connection assembly is fixed at the edge of the upper part of the aluminum heat sink, and the connection assembly is provided with an electrical interface, and the PCB board is provided with the connection assembly.
  • the electrical interface of the electrical interface is matched and can be connected to the electrical interface.
  • the aluminum heat dissipation frame is provided with a threading position, and the position of the threading position is between the corresponding electrical interface and the power supply interface;
  • the number of threading and energizing interfaces is matched with the number of connecting assemblies, at least one threading position is a threading through hole, and the remaining threading position is a threading card slot through which the impact can be penetrated;
  • the connecting device includes a fixing member and IP protection.
  • the processed electrical connector, the adjacent LED modules are connected by a fixing member, and the positions of the fixing members connected to each group of the LED modules are on the connection assembly, and the PCB boards on the adjacent LED modules are electrically connected through the electrical
  • the aluminum heat sink has a square cross section, and each of the sides of the aluminum heat sink has a connection assembly at the edge of each side, and the connection assembly is four, and each connection assembly is located at each side.
  • the connecting assembly is integrated with the aluminum heat sink;
  • the aluminum heat sink has four threading positions, and the four positions on the PCB are matched with the electrical interfaces on the connecting assembly and can be electrically connected.
  • the power connection interface of the interface is connected;
  • the aluminum heat dissipation frame has a square cross section, and the IC chip on the PCB board controls the working current and the working heat of the LED through pulse width modulation, and adjusts the voltage regulation and the constant current by changing the duty ratio.
  • connection assembly on the aluminum heat sink and the power supply interface on the PCB board Through the connection assembly on the aluminum heat sink and the power supply interface on the PCB board, the expansion edge around the LED module is realized, and the combined conversion of different uses and different power levels is realized, so as to facilitate the multi-purpose requirement of the consumer, that is, it is convenient
  • the combination of multiple sets of LED modules is combined, and the connection assembly that is not in the docking position can be used for mounting and fixing the LED module.
  • the fixing member comprises a metal supporting piece and a fixing screw, a part of the metal supporting piece is fixed on the connecting assembly of the one LED module by the fixing screw, and the other part of the metal supporting piece is fixed to the connection of the adjacent LED module by the fixing screw.
  • the electrical connector comprises a terminal, two sets of connectors and two sets of sealing washers, the terminal is mounted on the metal support piece, and the bottom end of each set of the connector is sealed by a sealing gasket and placed in the connection assembly
  • each set of connecting heads is connected to the power-on interface on the PCB board through the wire through the threading position, and the two sets of connecting heads are electrically connected to the connecting terminals.
  • the electrical connector of the structure can conveniently electrically connect the PCB boards on the plurality of LED modules to realize simultaneous switching control of all the LED modules.
  • the fixing member comprises a metal supporting piece and a fixing screw, a part of the metal supporting piece is fixed on the connecting assembly of the one LED module by the fixing screw, and the other part of the metal supporting piece is fixed to the connection of the adjacent LED module by the fixing screw.
  • the electrical connector comprises two sets of connectors, two sets of sealing washers and IP protection-treated electrical connecting wires, the two sets of connecting heads are fixed on the metal supporting piece, and the two sets of connecting heads are connected by electrical connecting lines, each set The bottom end of the connector is sealed in the electrical interface of the connection assembly by a sealing gasket, and each set of connectors is connected to the power connection interface on the PCB board through the wire through the wire.
  • the electrical connector of the structure can conveniently electrically connect the PCB boards on the plurality of LED modules to realize simultaneous switching control of all the LED modules.
  • the fixing member comprises a metal supporting piece and a fixing screw, a part of the metal supporting piece is fixed on the connecting assembly of the one LED module by the fixing screw, and the other part of the metal supporting piece is fixed to the connection of the adjacent LED module by the fixing screw.
  • the electrical connector includes a protective cover, a sealing ring, two sets of sealing gaskets and wires, the protective cover is mounted on the metal supporting piece, the sealing ring is between the protective cover and the metal supporting piece, and the two sets of sealing gaskets are respectively adjacent to the LED
  • the two ends of the wire in the protective cover respectively pass through the threading terminals on the two adjacent LED modules to connect the power connection interface on the PCB board; the electrical connection of the structure
  • the device can conveniently connect the PCB boards on multiple sets of LED modules to realize simultaneous switch control of all LED modules.
  • an auxiliary circuit board is disposed in the protective cover, and the auxiliary circuit board is respectively connected to the PCB board on the adjacent LED module through the wire, and is expanded into an auxiliary module through the auxiliary circuit board in the protective cover, for example, infrared sensing, DALI intelligent stepless adjustment Light, PLC intelligent stepless dimming and other interfaces, to facilitate remote control of time-sharing, dimming, etc. for customers who need remote control of lamps.
  • auxiliary circuit board Due to the limitations of PCB board, some auxiliary function modules cannot be installed, and the auxiliary circuit board can be arbitrarily The installation of auxiliary modules, especially LED technology, is changing with each month.
  • the function modules on the PCB can be updated and upgraded by the replacement and adjustment of the auxiliary boards.
  • an LED brightness adjustment module is disposed on the PCB, and four power-on interfaces capable of controlling the LED switch and adjusting the brightness of the LED are disposed on the PCB;
  • the lens mask shape is a square matching the bottom surface of the aluminum heat dissipation frame, and the lens mask is opposite to the middle of the lens cover.
  • the cavity is convex downwardly to form a cavity, and the edge of the lens mask is fixed on the edge of the bottom of the square fixing panel by screws; the air gap is regularly arranged at the edges of the four side edges of the lens mask, and the shape of the adjacent LED module is docked.
  • the edge of the bottom of the lens mask is provided with a plurality of regularly arranged and downwardly protruding mounts, the mount is integrally connected with the lens mask, and the screws are fixed through the mount to the aluminum
  • a groove for accommodating the sealing waterproof ring is arranged at the joint of the lens mask and the aluminum heat dissipating frame, the sealing waterproof ring is stuck in the groove, and the position of the sealing waterproof ring is on the inner side of the screw
  • the lens mask is provided with 12 Lens mounting hole, 12 lenses are tightly mounted on the lens mounting hole, and 12 lenses are arranged in four arc-shaped lens strips of the same length, each curved lens strip 5 lenses are arranged; the number and arrangement position of the LEDs on the PCB are matched with the lens, that is, one LED is disposed directly above each lens, and 12 LEDs are arranged into four arc LED strips of the same length; 4 sides The number, shape and position of the airflow
  • two heat dissipating fixing plates are arranged on the top surface of the aluminum heat dissipating frame, and the bottoms of the two heat dissipating fixing plates are integrally connected with the top surface of the aluminum heat dissipating frame;
  • the heat dissipating plate has an L-shaped cross section, and the heat dissipating plate is composed of a long plate and a short plate.
  • the integrated structure is formed by the long board passing through the heat sink mounting hole on the aluminum heat sink, and the short board is stuck on the aluminum heat sink below the heat sink mounting hole, and the aluminum heat sink is convenient to assemble.
  • the number of LED modules is between 2 and 30 sets, which can be assembled according to different shapes and brightness requirements.
  • the LED lamp adopting the above technical solution, adjacent LED modules are connected by fixing members, adjacent LED modes
  • the PCB board on the block is electrically connected through the electrical connector, and the electrical interface and the power-on interface are connected by the threading position, and the structure is reasonable.
  • the connecting module on the fixed panel and the power-on interface on the PCB board realize the indwelling edge of the LED module.
  • the combination conversion of different uses and different power levels is realized to facilitate the multi-purpose requirement of the consumer, that is, the LED lamp can be freely docked and combined by multiple sets of LED modules and connecting devices, and the connection assembly not in the docking position can be used for the LED.
  • the lamp is fixed and installed, and the structure is novel and convenient to use.
  • the lens is hermetically mounted on the lens mask.
  • the connecting device includes a fixing member and an IP-protected electrical connector.
  • the IP protection performance is good.
  • the thermal conductive sheet is between the PCB board and the heat dissipation plate on the aluminum heat dissipation frame, and the heat dissipation performance and thermal conductivity are provided. All of them, the heat conductive sheet is used for fixing the position of the heat sink in addition to heat conduction.
  • the heat sink is inserted into the heat sink mounting hole on the aluminum heat sink. The number of heat sinks can be selected by themselves, that is, the heat dissipation performance can be adjusted by itself.
  • the LED and the PCB board are integrated to reduce the power supply requirements and reduce the unit volume, which not only effectively reduces the power supply performance requirements, but also compresses the volume. In summary, the LED lamp has the advantages of novel structure, free combination, and good waterproofness for outdoor use.
  • Figure 1 is a schematic view showing the structure of an embodiment of the present invention.
  • Fig. 2 is a schematic view showing the structure of Embodiment 1 of the present invention.
  • Fig. 3 is a schematic view showing the assembly of the embodiment 1 of the present invention.
  • Fig. 4 is a schematic exploded view of an LED module in an embodiment of the invention.
  • FIG. 5 is a schematic view of a heat dissipating component on an LED module in an embodiment of the present invention.
  • Fig. 6 is a schematic view showing an aluminum heat dissipating frame and an upper connecting assembly thereof in the embodiment of the present invention.
  • Fig. 7 is a schematic view showing the assembly of a PCB board and an LED on an LED module in an embodiment of the present invention.
  • FIG. 8 is a first schematic view of a lens mask on an LED module according to an embodiment of the invention.
  • FIG. 9 is a second schematic view of a lens mask on an LED module according to an embodiment of the invention.
  • Figure 10 is a schematic view showing the structure of Embodiment 2 of the present invention.
  • Figure 11 is a schematic view showing the assembly of Embodiment 2 of the present invention.
  • Figure 12 is a schematic view showing the structure of Embodiment 3 of the present invention.
  • Figure 13 is a schematic view showing the assembly of Embodiment 3 of the present invention.
  • Figure 14 is an enlarged schematic view showing a protective cover in Embodiment 3 of the present invention.
  • the LED lamp shown in FIGS. 1-9 has two sets of LED modules 9 and a set of connecting devices 8, and the two sets of LED modules 9 are connected by a connecting device 8.
  • the LED module mainly includes an LED 3, a PCB board 2, a lens 4, a lens mask 6, and a heat dissipating component 1.
  • the LED 3 is mounted on the PCB board 2. Specifically, the bottom of the LED 3 is integrally connected to the PCB board 2 to reduce the power supply requirement and reduce the unit volume, thereby effectively reducing the power supply performance requirements and compressing the volume.
  • the IC chip 22 on the PCB 2 controls the operating current and the operating heat of the LED by pulse width modulation, and adjusts the regulation and constant current by changing the duty ratio.
  • the heat dissipating component 1 is mainly composed of an aluminum heat dissipating frame 11, a heat conducting sheet 14, four connecting assemblies 12 and a plurality of heat dissipating plates 13, and the aluminum heat dissipating frame 11 is provided with a plurality of heat dissipating plate mounting holes 111 arranged in parallel, and the heat dissipating plate 13 is inserted into the heat sink mounting hole 111 of the aluminum heat dissipating frame 11, specifically, two heat dissipating fixing plates 15 are arranged on the top surface of the aluminum heat dissipating frame 11, and the bottom of the two heat dissipating fixing plates 15 and the aluminum heat dissipating frame 11 The top surface is integrally connected, and the two heat dissipating fixing plates 15 are symmetrically disposed along the center of the top surface of the aluminum heat dissipating frame 11.
  • the heat dissipating fixing plate 15 functions to dissipate heat, and can also be used for mounting and fixing the entire LED module;
  • the heat dissipation plate 13 is integrally formed by the long plate 131 and the short plate 132.
  • the long plate 131 passes through the heat dissipation plate mounting hole 111 on the aluminum heat dissipation frame 11, and the short plate 132 is stuck under the heat dissipation plate mounting hole 111.
  • the PCB board 2 is fixed on the bottom surface of the aluminum heat dissipation frame 11, and the heat conductive sheet 14 Between the PCB board 2 and the heat sink 13 on the aluminum heat sink 11, the function of the heat conductive sheet 14 is used for fixing the position of the heat sink 13 in addition to heat conduction, that is, the heat conductive sheet 14 is pressed against the short board 132 to dissipate heat.
  • the position of the board 1 is fixed. The user can freely select the number of heat sinks 13 to adjust the heat dissipation performance.
  • the aluminum heat dissipating frame 11 has a square cross section, and a connecting assembly 12 is disposed at the edge of each side of the upper portion of the aluminum heat dissipating frame 11.
  • the connecting assembly 12 is four, and each connecting assembly 12 is located at each position. In the middle of the strip edge, the connecting assembly 12 is integrally connected with the aluminum heat dissipating frame 11.
  • connection assemblies 12 is provided with an IP protection-treated electrical interface 121.
  • the PCB board 2 is provided with four positions corresponding to the electrical interface 121 on the connection assembly 12, and the corresponding power supply interface 21, the aluminum heat dissipation frame 11 There are 4 threading positions on the top.
  • the LED brightness adjustment module 23 is disposed on the PCB board 2, and the four power supply interfaces 21 on the PCB board 2 are all power-on interfaces capable of controlling the LED switch and adjusting the brightness of the LED, that is, any power connection interface 21 on a PCB board 2 can be connected. It controls the switching and brightness of all LEDs on PCB board 2, and is convenient to use.
  • the aluminum heat dissipation frame 11 is provided with four threading positions, and the position of the threading position is between the electrical interface 121 and the power supply interface 21. At least one of the four threading positions is a threading through hole 1121.
  • the electrical interface 121 directly above the at least one threading through hole 1121 is provided with an IP protection-treated electrical connector.
  • the electrical interface 121 has a circular shape, and the electrical connector has a cylindrical shape.
  • the electric connector is in the circular electrical interface, and the disassembly and assembly is very convenient.
  • the electrical connector is connected through the wire through the through hole 1121 and the power connection 21 directly under it.
  • the IP protection of the electrical connector is in the electricity.
  • a sealed waterproof gasket is added to the interface 121.
  • the remaining threading position is a threading card slot 1122 that can be penetrated by impact.
  • the connection assembly 12 at the threaded through hole 1121 can be used for docking, and the remaining connection assembly 12 is not used as a connecting member, so that no perforation is required, and a threading card that can be penetrated by impact is used.
  • the structure of the slot 1122 can effectively improve the dustproof and waterproof performance, that is, the level of IP protection is improved, and the strength of the threading card slot 1122 that can be penetrated by the impact is much lower than the strength of the surrounding aluminum heat sink 11, and the impact is appropriate. It can be penetrated, and the penetrating card slot 1122 becomes the threading through hole 1121.
  • the consumer needs to use multiple LED modules for docking it can be used by itself, and the structure is reasonable and convenient to use.
  • the two sides of the electrical interface 121 of the connecting assembly 12 are respectively provided with connecting holes 122 for assembling the connecting members for fixed installation of the entire LED module.
  • the lens mask 6 is fixed to the aluminum heat sink 11 , and a sealing waterproof ring 5 is disposed between the lens mask 6 and the aluminum heat sink 11 .
  • the shape of the lens mask 6 is a square matching the bottom surface of the aluminum heat sink 11.
  • the lens mask middle portion 61 is convex downwardly with respect to the edge to form a cavity, and the edge of the lens mask 6 is fixed to the edge of the bottom of the aluminum heat sink 11 by screws 66.
  • the edge of the bottom of the lens mask 6 is provided with a plurality of regularly arranged and downwardly protruding mounting seats 62.
  • the mounting seat 62 is integrally connected with the edge of the lens mask 6, and the screw 66 is fixed to the aluminum through the mounting seat 62.
  • the manner in which the screw 66 is fixed is most suitable.
  • the structure of the mounting seat 62 is used to fix the screw 66.
  • the fixing method of the selection screws 66 is most easily disassembled and assembled.
  • a groove 65 for accommodating a sealing waterproof ring is disposed on the lens mask 6 at a joint with the aluminum heat dissipating frame 11.
  • the sealing waterproof ring 5 is caught in the groove 65, and the position of the sealing waterproof ring 5 is located inside the screw 66, which can be better. It has the effect of sealing and waterproofing.
  • the air gaps 63 are regularly disposed at the edges of the four side edges of the lens mask 6. The number, shape and position of the airflow gaps 63 on the four side edges are the same. When the two LED modules are docked, the position and shape correspond to each other.
  • the two airflow gaps 63 are connected to form a convection space 631. When the module is connected to the module, the convection space 631 between the two lens masks 6 is used for air convection to accelerate heat dissipation, and at least two airflows are provided at the edges of each side edge.
  • the gap is such that there are at least two partial convection spaces 631 at the junction of the LED modules, which is more effective for ceiling-mounted or housing-sealed products.
  • the lens 4 is hermetically mounted on the lens mask 6, and the lens mask 6 is provided with twelve lens mounting holes 64.
  • the twelve lenses 4 are hermetically sealed on the lens mounting holes 64, and the twelve lenses 4 are arranged in four arcs of the same length.
  • Lens strip, 4 The curved lens strips are connected end to end, and each curved lens strip is arranged by five lenses.
  • the number and arrangement position of the LEDs 3 on the PCB board 2 are matched with the lens 4, that is, one LED 3 is disposed directly above each lens 4, and 12 LEDs 3 are arranged in four arc-shaped LED light strips of the same length, and each curved LED light strip They are all arranged by 5 LED3s.
  • the above 12 LEDs 3 are all low voltage DC LEDs.
  • the LED module of this patent designs 12 low-voltage DC LEDs into four curved LED strips, so that four high-voltage LEDs in the same distance can be evenly replaced.
  • the above-mentioned low-voltage DC LEDs based on the arrangement of low-voltage LEDs currently widely used in the market, consider the use of addition and subtraction of connecting wires to change the arrangement of LEDs to achieve a layout suitable for DC high-voltage LED operation, when it is necessary to use DC For high-voltage LEDs, it is enough to use 4 LEDs. Use these 4 LEDs in equal position. The rest are connected by pin or wire.
  • each module uses 48V/DC power supply to drive 12 3Vs with a single power of 1W.
  • the arrangement relationship is 12 strings.
  • the number of LEDs in each group becomes 4, and this The four LEDs must be strung together in a string, and the position must be placed properly. Otherwise, the layout will be beautiful and the illumination will be uniform.
  • the width and spacing requirements of copper foil conductors are different under different voltages and different power grades. When the power is small, the copper foil conductors can be thinner due to the small load. When the voltage is low, the conductor spacing can be smaller due to the small voltage difference.
  • the LED module of this patent specially designs the width and gap of the copper foil wire, the current carrying capacity of the copper foil wire and the thickness of the copper foil, the wire width and the working temperature. Etc. The creepage distance is related to the spacing of the wires and the dielectric constant of the material.
  • the working temperature is 20 degrees and the copper foil wire width is 0.254 mm, it can withstand a current of about 1.2 A, which is beneficial to multi-module series-parallel to achieve more than 120 W of the whole lamp.
  • the current is withstand.
  • the narrowest width of the copper foil wire connected to the power supply of the LED module of this patent is between 2.5mm-10mm, which can ensure the current of about 4.5A.
  • the creepage distance As for the creepage distance, the requirements for ordinary electronic circuits are not High, more than 0.2mm is enough, the creepage distance of this patent is 0.8mm, leaving enough margin to effectively avoid the current overload caused by the increased parallel combination of modules and effectively prevent the use of AC LED and high voltage DC LED The risk of creepage caused by an increase in the load voltage.
  • the above special design realizes the compatibility assumption that different types of LEDs share a single PCB board sharing a set of lens covers, which facilitates production and reduces material costs.
  • the electrical interface 121 is subjected to IP protection processing, and the IP protection processing refers to processing conforming to the IP protection level.
  • the IP protection processing mode of the electrical interface 121 is many. For example, a sealed waterproof gasket is added around the electrical connector, or at the electrical interface 121.
  • the outer cover is provided with the closed cover of the electrical interface 121, and the above-mentioned structure of the threaded card slot 1122 which can be penetrated by the impact belongs to the IP protection processing mode of the electrical interface 121, and the LED module with the above technical solution has at least IP protection level. Reached 66.
  • the electrical interface 121 is not used for docking, the opening thereof is generally sealed by a cover.
  • the unused electrical interface 121 corresponding to the threaded through hole 1121 needs to be sealed by using a cover.
  • the above four threading positions may all be the threading through holes 1121 or partially the threading through holes 1121. All the parts of the LED module in the above embodiment are very good in dustproof and waterproof, and the IP protection level is high, which fully meets the conditions for outdoor use, that is, it can be directly used outdoors without adding a rainproof cover.
  • the connection assembly 12 at the bottom edge of the bottom surface of the aluminum heat dissipation frame 11 and the power supply interface 21 on the PCB board 2 matched thereto the expansion edge is left around the LED module to realize the combined conversion of different uses and different power levels.
  • the multi-purpose requirement of the consumer is convenient, that is, the plurality of LED modules can be conveniently combined for docking, and the connection assembly 12 that is not in the docking position can be used for mounting and fixing the LED lamp.
  • the connecting device 8 includes a fixing member and an IP connector-treated electrical connector.
  • the two sets of LED modules 9 are connected by a fixing member, and the fixing member is connected to each of the LED modules 9 at a position of the connecting assembly 12, and two sets of LED modules.
  • the PCB board 2 on the 9 is electrically connected through an electrical connector.
  • the fixing member includes a metal supporting piece 803 and a fixing screw 802.
  • a part of the metal supporting piece 803 is fixed to the connecting assembly 12 of the group of LED modules 9 by a fixing screw 802, and the other part of the metal supporting piece 803 is solidified.
  • the fixing screw 802 is fixed on the connecting assembly 12 of the adjacent LED module 9, and the fixing screw 802 is fixed at the connecting hole 125 on the connecting assembly 12.
  • the metal supporting piece 803 and the fixing screw 802 can conveniently and firmly set the two sets of LEDs.
  • Module 9 is connected.
  • the electrical connector includes a terminal 801, two sets of connectors 804 and two sets of sealing washers 805.
  • each set of connectors 804 is connected to the power-on interface 21 on the PCB board 2 through a wire through a threading position, and the two sets of connectors 804 are electrically connected to the terminal 801.
  • Each set of connecting heads 804 is sleeved with a set of sealing gaskets 805.
  • the position of the sealing gaskets 805 may be between the electrical interface 121 and the metal supporting piece 803 or in the electrical interface 121.
  • the sealing gasket 805 functions to improve the electrical connector and the electrical connector.
  • the IP protection performance of the PCB board 2 connection, the optimal arrangement of the sealing gasket 805 is that each set of sealing gasket 805 is divided into upper and lower two, and a sealing gasket 805 sleeved over the connecting head 804 is used to improve the connecting head 804 and the metal supporting piece.
  • the IP protection performance between the 803 and the terminal 801 is provided with a notch at the top of the electrical interface 121, and the lower sealing gasket 805 is located at the slot at the top of the electrical interface 121 for improving the IP protection performance at the electrical interface 121.
  • the electrical connector of the structure can conveniently electrically connect the PCB boards 2 on the two sets of LED modules 9 to realize simultaneous switching control of all the LED modules 9.
  • a buckle 8011 is disposed on the terminal 801, a buckle hole 8031 is disposed on the metal support piece 803, and a buckle 8011 on the terminal 801 is caught on the buckle hole 8031 of the metal support piece 803.
  • the two sets of LED modules 9 are connected by a fixing member, and the PCB boards 2 on the two sets of LED modules 9 are electrically connected through an electrical connector, and the use of the entire LED lamp can be controlled by any one of the PCB boards 2.
  • the switch and brightness adjustment of the LED 3 are controlled by the IC chip on the PCB 2, and the light emitted by the LED 3 is emitted through the lens 4.
  • the heat generated when the LED 3 operates is dissipated by the heat slug 1, and part of the heat between the adjacent LED modules 9 is convected.
  • the space 631 is discharged, and the IC chip 22 on the PCB board 2 controls the working current of the LED and the working heat of the LED through pulse width modulation technology, and adjusts the voltage regulation and the constant current by changing the duty ratio, that is, realizes the PWM by the pulse width modulation technology.
  • Voltage regulation and constant current the IC chip monitors the LED operating temperature, realizes the temperature protection function, automatically reduces the current when the internal temperature exceeds the set index to ensure the stable performance of the LED, and implements the voltage regulation by changing the duty cycle. The voltage fluctuation is reduced, and the LED constant current driving effect is improved.
  • an over-temperature protection device is integrated in the IC chip, and the temperature-sensitive device senses that the temperature exceeds a certain value even after the connected triode is turned on, and the shunt is Reduce the operating current to achieve the desuperheating effect; the pulse width modulation technology PWM adjusts the base of the transistor or the gate of the MOS transistor according to the load change.
  • An analog control mode or a MOS transistor is set so as to realize conduction time change, in this way enables the power supply output voltage remains constant when the operating conditions change.
  • the LED lamp shown in FIGS. 1, 10 and 11 is composed of two sets of LED modules 9 and a set of connecting devices 8, and the two sets of LED modules 9 are connected by a connecting device 8.
  • the structure of the LED module 9 is the same as that of the first embodiment.
  • the connecting device 8 includes a fixing member and an IP connector-treated electrical connector.
  • the two sets of LED modules 9 are connected by a fixing member, and the fixing member is connected to each of the LED modules 9 at a position of the connecting assembly 12, and two sets of LED modules.
  • the PCB board 2 on the 9 is electrically connected through an electrical connector.
  • the fixing member includes a metal supporting piece 810 and a fixing screw 808. A part of the metal supporting piece 810 is fixed to the connecting assembly 12 of the group of LED modules 9 by a fixing screw 810, and another part of the metal supporting piece 810 is fixed to the phase by a fixing screw 810. On the connection assembly 12 of the adjacent LED module 9, the metal support piece 810 and the fixing screw 808 can easily and firmly connect the two sets of LED modules 9.
  • the electrical connector includes two sets of connectors 807, two sets of sealing gaskets 809 and IP protection-treated electrical connecting wires 806. The two sets of connecting heads 807 are fixed on the metal supporting piece 810, and the two sets of connecting heads 810 pass through the electrical connecting line 806.
  • each set of connectors 807 Connected, the bottom ends of each set of connectors 807 are sealed in the electrical interface 121 on the connection assembly 12 by a sealing gasket 809, and each set of connectors 807 is connected to the power supply interface 21 on the PCB 2 through the wires through the wire.
  • the electrical connector of the structure can conveniently electrically connect the PCB boards 2 on the two sets of LED modules 9 to realize simultaneous switching control of all the LED modules 9.
  • the LED lamp shown in FIG. 1, FIG. 12, FIG. 13 and FIG. 14 is composed of two sets of LED modules 9 and a set of connecting devices 8, and two sets of LED modules 9 are connected by a connecting device 8.
  • the structure of the LED module 9 is the same as that of the first embodiment.
  • the connecting device 8 includes a fixing member and an IP connector-treated electrical connector.
  • the two sets of LED modules 9 are connected by a fixing member, and the fixing member is connected to each of the LED modules 9 at a position of the connecting assembly 12, and two sets of LED modules.
  • the PCB board 2 on the 9 is electrically connected through an electrical connector.
  • the fixing member includes a metal supporting piece 815 and a fixing screw 816.
  • a part of the metal supporting piece 815 is fixed to the connecting assembly 12 of the group of LED modules 9 by a fixing screw 816, and another part of the metal supporting piece 815 is fixed by the fixing screw 816.
  • the metal support piece 815 and the fixing screw 816 can easily and firmly connect the two sets of LED modules 9.
  • the electrical connector includes a protective cover 812, a sealing ring 813, two sets of sealing washers 817 and wires.
  • the protective cover 812 is mounted on the metal supporting piece 815.
  • the sealing ring 813 is disposed between the protective cover 812 and the metal supporting piece 815. The IP protection performance between the protective cover 812 and the metal support piece 815 is improved.
  • the two sets of sealing gaskets 817 are respectively located between the electrical interface 121 and the metal supporting piece 815 on the connecting assembly 12 of the adjacent LED module 9, and specifically, the top of the electrical interface 121 is provided with a notch for the sealing gasket 817, and the sealing gasket 817
  • the sealing ring 813 and the two sets of sealing gaskets 817 sufficiently ensure the IP protection performance of the various components on the metal support piece 815 for electrical connection. Both ends of the wires in the protective cover 812 are respectively connected to the power-on interfaces 21 on the PCB board 2 through the threading positions on the two sets of adjacent LED modules 9.
  • the electrical connector of the structure can conveniently electrically connect the PCB boards 2 on the two sets of LED modules 9 to realize simultaneous switching control of all the LED modules 9.
  • An auxiliary circuit board 8123 is further disposed in the protective cover 812.
  • the auxiliary circuit board 8123 is respectively connected to the PCB board 2 on the adjacent LED module 9 through the wires, and is expanded into an auxiliary module through the auxiliary circuit board 8123 in the protective cover 812, for example, infrared sensing is left.
  • DALI intelligent stepless dimming, PLC intelligent stepless dimming and other interfaces to facilitate remote control of time-sharing, dimming, etc.
  • a mounting plate 8121 is integrally disposed on the outer side wall of the protective cover 812.
  • the mounting plate 8121 is provided with a mounting hole 8122.
  • the fixing screw 816 is mounted with a top post 814.
  • the bolt 811 is fixed to the top post 814 through the mounting hole 8122.
  • the protective cover 812 is more securely mounted.
  • the number of the LED modules 9 can be arbitrarily increased, for example, three groups, four groups, five groups, six groups, etc., generally within 30 groups, and any number of LEDs are added.
  • the module 9 is connected to the adjacent LED module 9 through the connecting device 8, and the connection position 8 is on the connection assembly 12; the above-mentioned fixing member and the electrical connector can also adopt other manners, that is, as long as the adjacent LED module 9 is realized.
  • the fixed connection and the electrical connection of the PCB board 2 are sufficient.
  • the number of the above-mentioned connection assemblies can be adjusted, and two, three, five, and six can be used.
  • the number of the threading positions and the power supply interface 21 needs to be matched with the number of the connection assemblies 12, and the shape of the aluminum heat dissipation frame 11 is also It can vary, for example, a semi-circular cross section or a regular polygon. In actual use, the aluminum heat dissipation frame 11 has a square cross section, and the connection assembly 12 is the best in use.
  • the structure can realize the surrounding indwelling expansion edge, realizes combined conversion of different uses and different power levels, and each The position of the airflow gap 63 on the surface is uniform, and the module can be docked through any surface, which is most convenient to use.
  • the connection assembly 12 that is not in the docking position can be used for fixing the module, and the function of docking and fixing is most perfect, and the use is most convenient. , the best implementation of this patent.

Abstract

La présente invention concerne un éclairage à DEL comprenant de multiples modules (9) de DEL et un appareil de connexion (8). Les modules (9) de DEL adjacents sont connectés par le biais de l'appareil de connexion (8). Les modules (9) de DEL comprennent des DEL (3), des cartes de circuits imprimés (PCB) (2), des lentilles (4), des masques (6) de lentilles et des composants dissipateurs de chaleur (1). L'appareil de connexion (8) comprend des éléments de fixation et des connecteurs électriques traités IP. Les modules (9) de DEL adjacents sont connectés par le biais des éléments de fixation. Les positions auxquelles les éléments de fixation sont reliés aux modules (9) de DEL sont situées sur des éléments d'ensemble de connexion (12). Les PCB (2) situées sur les modules (9) de DEL adjacents établissent des connexions électriques par le biais des connecteurs électriques. L'éclairage à DEL offre l'avantage d'une nouvelle structure, peut être assemblé librement, a une grande résistance à l'eau et est approprié pour une utilisation en extérieur.
PCT/CN2014/000891 2013-11-21 2014-10-08 Éclairage à del WO2015074322A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201310594102.6 2013-11-21
CN201310594102.6A CN103604098B (zh) 2013-11-21 2013-11-21 Led灯具

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WO2015074322A1 true WO2015074322A1 (fr) 2015-05-28

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110345452A (zh) * 2019-07-30 2019-10-18 泰华智慧产业集团股份有限公司 路灯连接装置
EP3604915A4 (fr) * 2017-04-25 2020-05-06 Hunan Yuegang Mookray Industrial Co., Ltd. Circuit modularisé, lampe à del et lampe modularisée
CN115218138A (zh) * 2022-08-22 2022-10-21 胡学军 一种具有金属型材对接结构的超长装配式led灯管
CN110345452B (zh) * 2019-07-30 2024-05-14 泰华智慧产业集团股份有限公司 路灯连接装置

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103604098B (zh) * 2013-11-21 2015-08-12 王浦发 Led灯具
CN105757619A (zh) * 2014-12-18 2016-07-13 海洋王照明科技股份有限公司 光源拼接结构
WO2019106549A1 (fr) * 2017-11-30 2019-06-06 Corvi Led Private Limited Module d'ensemble de lumière et système de module d'ensemble de lumière

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201401648Y (zh) * 2009-04-03 2010-02-10 中盟光电股份有限公司 可扩充式模块化照明装置
US20110317420A1 (en) * 2010-06-23 2011-12-29 Lg Electronics Inc. Lighting device
CN202493951U (zh) * 2012-03-23 2012-10-17 中国科学院宁波材料技术与工程研究所湖州新能源产业创新中心 一种led模块化灯
CN202561581U (zh) * 2012-04-25 2012-11-28 王元成 一种led路灯
CN202660505U (zh) * 2012-05-24 2013-01-09 陕西唐华能源有限公司 一种插片式散热鳍片结构
CN203231280U (zh) * 2013-05-22 2013-10-09 山东三晶照明科技有限公司 一种快速拔插式led灯模组
CN103604098A (zh) * 2013-11-21 2014-02-26 浙江星碧照明科技有限公司 Led灯具
CN203595086U (zh) * 2013-11-21 2014-05-14 浙江星碧照明科技有限公司 Led灯具

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6254262B1 (en) * 1998-11-27 2001-07-03 Crunk Paul D Signaling lamp having led light array with removable plastic lens
CN201228865Y (zh) * 2008-07-17 2009-04-29 张光发 大功率led照明灯具
CN202001885U (zh) * 2010-12-31 2011-10-05 上海亚明灯泡厂有限公司 Led灯具的led光源模块
US20130258682A1 (en) * 2012-03-29 2013-10-03 Miguel A. Pino Apparatus, system and method for connecting linear light fixtures
CN202580969U (zh) * 2012-05-08 2012-12-05 北京创盈光电科技有限公司 Led节能车库灯

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201401648Y (zh) * 2009-04-03 2010-02-10 中盟光电股份有限公司 可扩充式模块化照明装置
US20110317420A1 (en) * 2010-06-23 2011-12-29 Lg Electronics Inc. Lighting device
CN202493951U (zh) * 2012-03-23 2012-10-17 中国科学院宁波材料技术与工程研究所湖州新能源产业创新中心 一种led模块化灯
CN202561581U (zh) * 2012-04-25 2012-11-28 王元成 一种led路灯
CN202660505U (zh) * 2012-05-24 2013-01-09 陕西唐华能源有限公司 一种插片式散热鳍片结构
CN203231280U (zh) * 2013-05-22 2013-10-09 山东三晶照明科技有限公司 一种快速拔插式led灯模组
CN103604098A (zh) * 2013-11-21 2014-02-26 浙江星碧照明科技有限公司 Led灯具
CN203595086U (zh) * 2013-11-21 2014-05-14 浙江星碧照明科技有限公司 Led灯具

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3604915A4 (fr) * 2017-04-25 2020-05-06 Hunan Yuegang Mookray Industrial Co., Ltd. Circuit modularisé, lampe à del et lampe modularisée
CN110345452A (zh) * 2019-07-30 2019-10-18 泰华智慧产业集团股份有限公司 路灯连接装置
CN110345452B (zh) * 2019-07-30 2024-05-14 泰华智慧产业集团股份有限公司 路灯连接装置
CN115218138A (zh) * 2022-08-22 2022-10-21 胡学军 一种具有金属型材对接结构的超长装配式led灯管
CN115218138B (zh) * 2022-08-22 2024-05-03 中山市昇吉照明有限公司 一种具有金属型材对接结构的超长装配式led灯管

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