CN111350961A - LED light source assembly and high-power lamp using same - Google Patents
LED light source assembly and high-power lamp using same Download PDFInfo
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- CN111350961A CN111350961A CN202010171137.9A CN202010171137A CN111350961A CN 111350961 A CN111350961 A CN 111350961A CN 202010171137 A CN202010171137 A CN 202010171137A CN 111350961 A CN111350961 A CN 111350961A
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- 230000000694 effects Effects 0.000 claims abstract description 10
- 230000017525 heat dissipation Effects 0.000 claims description 36
- 230000000712 assembly Effects 0.000 claims description 35
- 238000000429 assembly Methods 0.000 claims description 35
- 238000003780 insertion Methods 0.000 claims description 24
- 230000037431 insertion Effects 0.000 claims description 24
- 230000000903 blocking effect Effects 0.000 claims description 18
- 239000002184 metal Substances 0.000 claims description 8
- 239000000758 substrate Substances 0.000 claims description 8
- 230000005611 electricity Effects 0.000 claims description 6
- 238000005520 cutting process Methods 0.000 claims description 4
- 238000009423 ventilation Methods 0.000 claims description 4
- 239000003292 glue Substances 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 6
- 239000004020 conductor Substances 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- 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
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- 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
- F21V19/003—Fastening of light source holders, e.g. of circuit boards or substrates holding light sources
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- 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
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- 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]
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
The invention discloses an LED light source assembly and a high-power lamp using the same, wherein the LED light source assembly comprises an LED light source plate and an electric connector, the LED light source plate is provided with two electrodes which are arranged along the length direction and are parallel to each other, one end of the electric connector is provided with a pin assembly, the other end of the electric connector is provided with a socket assembly, one end of the LED light source plate in the length direction is connected with one side of the electric connector, the other end of the LED light source plate in the length direction is connected with the other side of the electric connector after the LED light source plate is curled, the pin assembly is electrically connected with one electrode close to the pin assembly, and the socket assembly is electrically connected with the other electrode close to the socket assembly to form the LED light; its advantages are no need of radiator, high heat radiating effect, light weight and low cost.
Description
Technical Field
The invention relates to an LED product, in particular to an LED light source component and a high-power lamp using the same.
Background
The LED has gradually replaced the traditional incandescent lamp and energy-saving lamp due to its advantages of energy saving, high efficiency, environmental protection, etc., and is widely used in ordinary families.
Because the LED is a point light source and has a small area, only 30-50% of the input electric energy is output in a light form, and the rest 50-70% of the input electric energy is released in a heat form, the heat productivity of the LED is large and concentrated, and meanwhile, the heat has a large influence on the light emission of the LED. In order to solve the technical problem, a heat sink is required to dissipate heat, usually the LED is mounted on the surface of the heat sink to dissipate heat, however, the larger the power of the LED, the larger the volume of the heat sink is required, which not only results in larger volume and heavier weight of the LED lamp, but also results in higher price.
Disclosure of Invention
The invention aims to provide an LED light source component and a high-power lamp using the same, which do not need a radiator, have good radiating effect, light weight and low price.
The technical scheme adopted by the invention for solving the technical problems is as follows: an LED light source subassembly, includes LED light source board its characterized in that: still include the electric connector, LED light source board two electrodes that have along length direction setting and be parallel to each other, the one end of electric connector have contact pin subassembly and the other end and have socket subassembly, make the length direction's of LED light source board one end with one side of electric connector connect, curl LED light source board make behind the LED light source board the length direction's of LED light source board the other end with the opposite side of electric connector connect, and make contact pin subassembly with be close to its one the electrode electricity connect, make socket subassembly with be close to its another the electrode electricity connect, constitute whole LED light source subassembly that is the tubular structure.
The LED light source board is composed of two electrodes and a plurality of LED light bars which are arranged along the length direction and are arranged between the two electrodes in parallel, wherein one electrode is connected with one LED light bar closest to the electrode, two adjacent LED light bars are connected with each other, the other electrode is connected with one LED light bar closest to the electrode into a whole through plastic connectors, and one electrode is electrically connected with one LED light bar closest to the electrode, two adjacent LED light bars are connected with each other, and the other electrode is electrically connected with one LED light bar closest to the electrode through an electric connecting wire.
The electric connector comprises an upper cover, an electric connecting plate, a box-shaped lower cover, a pin assembly and a socket assembly, wherein the pin assembly is arranged at one end of the front surface of the electric connecting plate, the socket assembly is arranged at the other end of the front surface of the electric connecting plate, the two ends of one side of the front surface of the electric connecting plate are symmetrically provided with plug-in terminals for plugging the electrodes, a plugging port of each plug-in terminal faces the outer side of the electric connecting plate, a pin in the pin assembly is electrically connected with one of the plug-in terminals close to the pin assembly through a circuit of the electric connecting plate, a connecting guide pin in the socket assembly is electrically connected with the other plug-in terminal close to the pin assembly through the circuit of the electric connecting plate, the lower cover is provided with an accommodating cavity, and the pin assembly and the socket assembly are exposed out of the lower cover after the electric connecting plate is arranged in the accommodating cavity, the upper cover covers the electric connection plate, and insertion holes for inserting the end heads of the LED light source plate in the length direction are formed in two sides between the upper cover and the lower cover after the upper cover and the lower cover are connected in a matched mode. Here, the size of the upper cover is required to be slightly smaller than that of the lower cover during design, so that the plug-in terminal is exposed outside the upper cover, namely outside the insertion opening; the end of the LED light source plate in the length direction extends into the insertion hole, and then the end is tilted upwards and is abutted against the inner side of the upper cover.
The two ends of the length direction of the electrode are respectively provided with a positioning hole, one end of the length direction of the plastic connector, which is used for connecting the electrode with the LED lamp strip, is cut to form a notch, the notch extends to the position hole at the nearest part, two positioning columns are respectively arranged on two sides of the lower cover, the positioning columns are positioned on the outer side of the insertion hole, the positioning columns are matched with the positioning holes to realize positioning, one end of the LED light source plate with the notch is inserted into one insertion hole at the same side with the plug-in terminal, the other end of the LED light source plate is inserted into the other insertion hole, and the electrode separated by the notch is inserted into the plug-in terminal. The positioning connection between the LED light source plate and the electric connector is realized by matching the positioning hole and the positioning column; the provision of the cut-outs provides good elasticity to the corresponding partial electrodes, so that the partial electrodes can be smoothly inserted into the socket terminal while ensuring the reliability of the electrical connection.
The inner side of the upper cover is provided with two mounting strips along the length direction, a positioning strip is arranged between the middle positions of the two mounting strips, a mounting column with a screw hole is arranged between the edge positions of the two mounting strips, the electric connecting plate is provided with a positioning through hole for the positioning strip to pass through and a mounting hole for the mounting column to pass through, a positioning seat with a positioning groove matched with the positioning strip is arranged at the bottom of the cavity containing the cavity, a screw penetrating hole matched with the mounting column is arranged at the bottom of the cavity containing the cavity, and the upper cover is connected with the lower cover in a matched mode, the bottoms of the two mounting strips are abutted against the front face of the electric connecting plate so that the insertion hole is formed in each of the two sides between the upper cover and the lower cover. Two mounting bars are abutted against the front surface of the electric connecting plate to enable a larger distance to exist between the upper cover and the lower cover to form an insertion opening; the positioning connection among the upper cover, the electric connecting plate and the lower cover is realized by the matching of the positioning strip, the positioning through hole and the positioning groove, so that the upper cover, the electric connecting plate and the lower cover can be quickly installed together; the setting of erection column, mounting hole, screw hole of wearing makes can become a whole through the screwed connection between upper cover, electric connection board, the lower cover three, also accessible buckle connected mode realizes three's fixed connection when actual design.
The LED lamp strip comprises a metal substrate, a plurality of LED units are sequentially processed on the metal substrate along the length direction, each LED unit comprises a heat dissipation plate, an upper lead section positioned on the upper part of the heat dissipation plate, a lower lead section positioned on the lower part of the heat dissipation plate and an LED chip, the heat dissipation plate is not connected with the upper lead sections and the lower lead sections, two ends of each upper lead section are correspondingly connected with two ends of each lower lead section through connecting bridges, inner concave parts are formed on the two wide ends and the narrow middle parts of the heat dissipation plate, the middle parts of each upper lead section and each lower lead section are respectively provided with a convex part which protrudes towards the heat dissipation plate and is embedded into the inner concave parts, the LED chip is arranged on the narrow middle part area of the heat dissipation plate, two electrodes of the LED chip are respectively and correspondingly and electrically connected with the two convex parts through leads, the LED chips are coated with fluorescent glue, and all the LED chips are connected in series or in series-parallel through the die-cutting of the connecting bridge. The heat dissipation plate, the upper lead section and the lower lead section are directly formed on the metal substrate through the existing punching process; when in processing, the two ends of the upper conductor section are correspondingly connected with the two ends of the lower conductor section through the connecting bridges, and when a circuit is designed, the connecting bridges are punched according to the connection requirements of all the LED chips so that all the LED chips are connected in series or in series-parallel.
The utility model provides an use high-power lamp of foretell LED light source subassembly, includes lamp holder, lamp body, set up in the lamp body in drive power supply, its characterized in that: the LED lamp comprises a lamp body, a plurality of LED light source assemblies, a top layer ring, a top layer light source plate and an annular face cover, wherein the lamp head is connected with the narrow opening part of the lamp body, the top layer light source plate is arranged on the top part of the top layer ring, the annular face cover covers the top layer light source plate and is connected with the top part of the top layer ring, the top end of the wide opening part of the lamp body is connected with the bottom part of the LED light source assemblies when the number of the LED light source assemblies is 1, the top layer ring is connected with the top part of the LED light source assemblies, the socket assemblies in the LED light source assemblies are electrically connected with the driving power supply in a plugging mode, the pin assemblies in the LED light source assemblies are electrically connected with the top layer light source plate in a plugging mode, and the bottom part of the wide opening part of the lamp body and the wide opening part of the lamp body, A plurality of vent holes are uniformly formed in the wall of each top ring along the circumferential direction to form a chimney effect so as to realize heat dissipation; when the number of the LED light source assemblies is multiple, two adjacent LED light source assemblies are connected through a connecting ring, the top end of a wide opening part of the lamp body is connected with the bottom of the lowest LED light source assembly, the top layer ring is connected with the top of the topmost LED light source assembly, the socket assembly in the bottommost LED light source assembly is electrically connected with the driving power supply in a plugging mode, the pin assembly in the topmost LED light source assembly is electrically connected with the top layer light source plate in a plugging mode, the two adjacent LED light source assemblies are inserted into the jack of the socket assembly through the pins of the pin assembly to realize electrical connection, and the bottom of the wide opening part of the lamp body and the wide opening part of the lamp body, the connecting ring and the top layer ring are uniformly provided with a plurality of ventilation holes along the circumferential direction to form a chimney effect so as to realize heat dissipation and realize a heat dissipation effect And heat generated by the LED chips in the LED light source component, the LED chips in the top layer light source plate and the driving power supply is dissipated. When the lamp is designed, only one LED light source component can be arranged, but the power of the lamp is relatively small, and if the required power is more than 100W, at least 2 or more LED light source components are required to be combined.
The lamp body consists of a power supply bin and a bin cover, the power supply bin is of a horn tube structure, a narrow opening part of the power supply bin is connected with the lamp cap, the bottom and the wall of a wide opening part of the power supply bin are provided with the vent holes, an inner ring is coaxially arranged in an inner cavity of the wide opening part of the power supply bin, the outer wall of the inner ring is connected with the inner wall of the wide opening part of the power supply bin through a first connecting rib, a plurality of first blocking pieces are arranged on the inner side of the wide opening part of the power supply bin along the circumferential direction, a first slot for fixing the LED light source plate in the LED light source assembly is formed between the first blocking pieces and the top end of the inner wall of the wide opening part of the power supply bin, air passing through holes communicated with the vent holes are uniformly arranged on the inner ring along the circumferential direction, and an accommodating gap is formed on the inner ring, the circuit board of the driving power supply is provided with a first flange, the first flange is accommodated in the accommodating notch after the driving power supply is installed in the inner cavity of the inner ring, the first flange is provided with a power supply plugging contact pin which is used for being inserted into the jack of the socket assembly, the top and the wall of the bin cover are provided with heat dissipation through holes, the top of the bin cover is provided with a hollow connecting bulge with screw fixing columns, when the number of the LED light source assemblies is 1, the screw fixing columns on the hollow connecting bulge are connected with the top layer ring, when the number of the LED light source assemblies is multiple, the screw fixing columns on the hollow connecting bulge are connected with the connecting ring, and after the bin cover is fixedly connected with the inner ring, the power supply plugging contact pin is exposed out of the bin cover.
A central cylinder with a counter bore column is coaxially arranged in the connecting ring, the central cylinder extends downwards, the top of the outer wall of the central cylinder is connected with the inner wall of the connecting ring through a second connecting rib, a plurality of second blocking pieces are circumferentially arranged on the inner side of the connecting ring, second slots for fixing the LED light source plate in the LED light source assembly are formed between the second blocking pieces and the top end of the inner wall of the connecting ring and between the second blocking pieces and the bottom end of the inner wall of the connecting ring, a plurality of connecting columns with screw holes are uniformly arranged on the top of the central cylinder along the circumferential direction, the connecting columns with screw holes are staggered with the counter bore column on the central cylinder, and the counter bore column on the central cylinder in the bottommost connecting ring is connected with a fixing column on the hollow connecting bulge through screws, the connecting column with the screw hole in the connecting ring at the top is connected with the top layer ring, and two adjacent connecting rings are connected with the connecting column with the screw hole through the counter bore column on the central cylinder.
A hollow lower boss with a threaded post is coaxially arranged below the top layer ring, the outer wall of the hollow lower boss is connected with the inner wall of the top layer ring through a third connecting rib, a pit which can be used for installing the driving power supply is enclosed by the hollow lower boss and the third connecting rib, a plurality of third blocking pieces are arranged on the inner side of the top layer ring along the circumferential direction, a third slot for fixing the LED light source plate in the LED light source assembly is formed between the third blocking pieces and the bottom end of the inner wall of the top layer ring, the threaded post on the hollow lower boss is connected with the screw fixing post on the hollow connecting bulge when the number of the LED light source assemblies is 1, and the threaded post on the hollow lower boss is connected with the connecting post with a screw hole when the number of the LED light source assemblies is multiple, the horizontal plane of third splice bar on be provided with the location arch, the top layer light source board the periphery seted up with the protruding complex location breach in location, the top of top layer ring evenly be provided with the buckle along circumference, the periphery of annular face guard evenly be provided with the draw-in groove of buckle joint, top layer light source board on be provided with the second flange, the second flange on seted up the confession the contact pin male of contact pin subassembly connect the jack of inserting.
Compared with the prior art, the invention has the advantages that:
1) the LED light source component has the advantages that the LED light source plate is curled into a cylindrical shape, two ends of the LED light source plate are respectively connected with two sides of the electric connector in a corresponding mode, the pin component is electrically connected with one electrode close to the pin component, the socket component is electrically connected with the other electrode close to the socket component, the LED light source component with the structure is large and thin in area, heat generated by an LED chip in the LED light source plate can be quickly transmitted to the surface of the LED light source plate and dissipated into the air, meanwhile, the LED light source component with the structure is extremely favorable for air flowing due to the cylindrical shape and can quickly take away the heat generated by the LED chip, the LED light source component with the structure does not need a radiator with large size and heavy weight, the heat dissipation problem of the LED light source component can be effectively solved by utilizing the heat conduction of the LED light source plate and the factors of the cylindrical structure, the size increase, the, The price is increased.
2) One end of the electric connector is provided with a contact pin assembly, and the other end of the electric connector is provided with a socket assembly, so that when a plurality of LED light source assemblies are combined, extra wire welding is not needed, direct insertion can be realized, the whole lamp assembly is facilitated, and the assembly efficiency of the whole lamp is improved.
Drawings
FIG. 1 is a schematic structural diagram of an LED light source module according to the present invention when an LED light source board and an electrical connector are not assembled together;
FIG. 2 is a schematic structural diagram of an LED light source assembly according to the present invention in an unfolded state;
FIG. 3 is a schematic perspective view of an LED light source module according to the present invention;
FIG. 4 is a schematic plane structure diagram of an LED light source board (LED chips are all connected in series) in the LED light source module of the present invention;
FIG. 5 is a schematic plane structure diagram of an LED light source board (LED chips are connected in parallel and then in series) in the LED light source assembly of the present invention;
FIG. 6 is a schematic perspective view of an electrical connector in an LED light source assembly according to the present invention;
FIG. 7 is a side view of an electrical connector in an LED light source assembly of the present invention;
FIG. 8 is an exploded view of an electrical connector in the LED light source assembly according to the present invention;
FIG. 9 is a schematic perspective view of a high power lamp according to the present invention;
FIG. 10 is an exploded view of the high power lamp of the present invention;
FIG. 11 is an exploded view of the lamp body of the high power lamp of the present invention;
FIG. 12 is a schematic diagram of the driving power supply in the high power lamp of the present invention;
FIG. 13 is a first schematic view of the connection ring in the high power lamp of the present invention;
FIG. 14 is a second schematic structural view of a connection ring in the high power lamp of the present invention;
FIG. 15 is a first schematic diagram of the top ring structure of the high power lamp of the present invention;
FIG. 16 is a second schematic structural view of the top ring in the high power lamp of the present invention;
FIG. 17 is a schematic view of the top light source plate in the high power lamp of the present invention;
fig. 18 is a schematic view of the structure of the annular face shield in the high power lamp of the present invention.
Detailed Description
The invention is described in further detail below with reference to the accompanying examples.
The first embodiment is as follows:
the LED light source assembly provided in this embodiment, as shown in fig. 1 to 8, it includes an LED light source board 1 and an electrical connector 2, the LED light source board 1 is a bar structure, the LED light source board 1 has two electrodes 11 that are arranged along the length direction and are parallel to each other, one end of the electrical connector 2 has a pin assembly 21 and the other end has a socket assembly 22, one end of the length direction of the LED light source board 1 is connected to one side of the electrical connector 2, the other end of the length direction of the LED light source board 1 is connected to the other side of the electrical connector 2 after the LED light source board 1 is curled, and the pin assembly 21 is electrically connected to one electrode 11 close to it, so that the socket assembly 22 is electrically connected to the other electrode 11 close to it, thereby forming an LED light source assembly that is a cylindrical structure as a whole.
In this embodiment, the LED light source board 1 is composed of two electrodes 11, 8 LED light bars 12 arranged in parallel between the two electrodes 11 along the length direction, wherein one electrode 11 is connected with one LED light bar 12 closest to the electrode, between two adjacent LED light bars 12, and between the other electrode 11 and one LED light bar 12 closest to the electrode through a plastic connector 13, and one electrode 11 is electrically connected with one LED light bar 12 closest to the electrode, between two adjacent LED light bars 12, and between the other electrode 11 and one LED light bar 12 closest to the electrode through an electrical connection wire 14.
In this embodiment, the electrical connector 2 comprises an upper cover 23, an electrical connection board 24, a box-shaped lower cover 25, a pin assembly 21 and a socket assembly 22, the pin assembly 21 is disposed on one end of the front surface of the electrical connection board 24, the socket assembly 22 is disposed on the other end of the front surface of the electrical connection board 24, two ends of one side of the front surface of the electrical connection board 24 are symmetrically provided with plug terminals 26 for plugging the electrodes 11, a plugging port of the plug terminal 26 faces the outside of the electrical connection board 24, the pin 211 in the pin assembly 21 is electrically connected to one of the plug terminals 26 close to the pin assembly through a circuit of the electrical connection board 24, a connection guide pin 221 in the socket assembly 22 is electrically connected to the other plug terminal 26 close to the pin assembly through a circuit of the electrical connection board 24, the lower cover 25 has a containing cavity 251, the pin assembly 21 and the socket assembly 22 are exposed out of the lower cover 25 after the electrical connection board 24 is disposed in the containing, after the upper cover 23 and the lower cover 25 are connected in a matching manner, insertion holes 27 into which the ends of the LED light source board 1 in the length direction are inserted are formed at both sides between the upper cover 23 and the lower cover 25. Here, the size of the upper cover 23 is required to be slightly smaller than that of the lower cover 25 during design, so that the plug-in terminal 26 is exposed outside the upper cover 23, i.e. outside the insertion opening 27; the end of the LED light source board 1 in the longitudinal direction protrudes into the insertion port 27 and then the end is raised to abut against the inner side of the upper cover 23.
In this embodiment, the two ends of the electrode 11 in the length direction are respectively provided with a positioning hole 111, one end of the plastic connector 13 connecting the electrode 11 and the LED light bar 12 in the length direction is cut to form a notch 15, the notch 15 extends to the nearest positioning hole 111, two positioning posts 252 are respectively disposed on two sides of the lower cover 25, the positioning posts 252 are located outside the insertion holes 27, the positioning posts 252 are matched with the positioning holes 111 to realize positioning, one end of the LED light source board 1 with the notch 15 is inserted into one insertion hole 27 on the same side as the plug-in terminal 26, the other end of the LED light source board 1 is inserted into the other insertion hole 27, and a part of the electrodes separated by the notch 15 is plugged into the plug-in terminal 26. Here, the positioning connection between the LED light source board 1 and the electrical connector 2 is realized by the cooperation of the positioning hole 111 and the positioning column 252, and in order to facilitate the positioning hole 111 to be sleeved outside the positioning column 252, the top end surface of the positioning column 252 is designed to be an inclined surface inclined downward from inside to outside; the provision of the slits 15 allows good elasticity of the corresponding partial electrodes, so that the partial electrodes can be smoothly inserted into the socket terminal 26 while ensuring reliability of electrical connection.
In this embodiment, two mounting bars 231 are disposed along the length direction inside the upper cover 23, a positioning bar 232 is disposed between the middle positions of the two mounting bars 231, a mounting post 233 with a screw hole is disposed between the edge positions of the two mounting bars 231, the electrical connection plate 24 is provided with a positioning through hole 241 through which the positioning bar 232 passes and a mounting hole 242 through which the mounting post 233 passes, a positioning seat 254 with a positioning groove 253 is disposed on the bottom of the accommodating cavity 251 and matched with the positioning bar 232, a screw through hole 255 matched with the mounting post 233 is disposed on the bottom of the accommodating cavity 251, and the bottoms of the two mounting bars 231 are abutted against the front surface of the electrical connection plate 24 after the upper cover 23 and the lower cover 25 are connected in a matching manner, so that insertion holes 27 are formed on both sides between the upper cover 23 and the lower cover 25. Here, the two mounting bars 231 abut against the front surface of the electric connection board 24 to form the insertion opening 27 with a large distance between the upper cover 23 and the lower cover 25; the positioning strip 232, the positioning through hole 241 and the positioning groove 253 are matched to realize the positioning connection among the upper cover 23, the electric connecting plate 24 and the lower cover 25, so that the three can be quickly installed together; the mounting posts 233, the mounting holes 242, and the screw insertion holes 255 are formed so that the upper cover 23, the electrical connection plate 24, and the lower cover 25 can be connected together by screws, and the three can be fixedly connected by a snap connection manner in actual design.
In this embodiment, the LED light bar 12 includes a metal substrate 121, a plurality of LED units 122 are sequentially processed on the metal substrate 121 along a length direction, each LED unit 122 includes a heat dissipation plate 123, an upper conductive line segment 124 located on an upper portion of the heat dissipation plate 123, a lower conductive line segment 125 located on a lower portion of the heat dissipation plate 123, and an LED chip 126, the heat dissipation plate 123 is not connected to the upper conductive line segment 124 and the lower conductive line segment 125, two ends of the upper conductive line segment 124 are correspondingly connected to two ends of the lower conductive line segment 125 through a connection bridge 127, inner concave portions 128 are formed at two ends of the heat dissipation plate 123 and in a narrow middle portion of the heat dissipation plate 123, protruding portions 129 protruding toward the heat dissipation plate 123 and embedded in the inner concave portions 128 are disposed at respective middle portions of the upper conductive line segment 124 and the lower conductive line segment 125, the LED chip 126 is mounted on the narrow middle portion of the heat dissipation plate 123, two electrodes of the LED chip 126 are electrically connected, all the LED chips 126 are connected in series or in series-parallel by die-cutting the connection bridges 127. Here, the heat dissipation plate 123, the upper wire segment 124, and the lower wire segment 125 are directly formed on the metal substrate 121 through a conventional die cutting process; when in processing, the two ends of the upper wire segment 124 are correspondingly connected with the two ends of the lower wire segment 125 through the connecting bridges 127, and when a circuit is designed, the connecting bridges 127 are punched according to the connection requirements of all the LED chips 126, so that all the LED chips 126 are connected in series or in series-parallel.
As described above, the pin assembly 21 and the socket assembly 22 both adopt the prior art; the plastic connecting body 13 is formed by filling plastic; the upper cover 23 and the lower cover 25 are both made of an insulating material; the electric connection plate 24 can be a PCB, and a circuit on the PCB can be designed according to actual requirements; the socket terminal 26 is a conductor, and the electrodes 11 are electrically connected by being inserted into the socket terminal 26.
Example two:
the present embodiment provides a high power lamp using the LED light source assembly of the first embodiment, as shown in fig. 9 to 18, which includes a lamp cap 3, a lamp body 4, a driving power supply 5 disposed in the lamp body 4, 3 LED light source assemblies G, a top ring 7, a top light source plate 8, and an annular face shield 9, the lamp cap 3 is connected to the narrow opening portion of the lamp body 4, the top light source plate 8 is mounted on the top portion of the top ring 7, the annular face shield 9 covers the top light source plate 8 and is connected to the top portion of the top ring 7, two adjacent LED light source assemblies G are connected by a connecting ring 6, the top end of the wide opening portion of the lamp body 4 is connected to the bottom portion of the lowermost LED light source assembly G, the top ring 7 is connected to the top portion of the uppermost LED light source assembly G, the socket assembly 22 in the lowermost LED light source assembly G is electrically connected to the driving power supply 5 in a plugging, the pin assembly 21 in the topmost LED light source assembly G is electrically connected with the top layer light source plate 8 in a plugging manner, two adjacent LED light source assemblies G are electrically connected by inserting the pins 211 of the pin assembly 21 into the insertion holes (not shown in the figure) of the socket assembly 22, the bottom of the wide opening part of the lamp body 4 and the wide opening part of the lamp body 4, the connecting ring 6 and the top layer ring 7 are respectively and uniformly provided with a plurality of ventilation holes 41 along the circumferential direction on the respective walls to form a chimney effect to realize heat dissipation, and the LED chips 126 in the LED light source assemblies G, the LED chips 81 in the top layer light source plate 8 and the heat generated by the driving power supply 5 are dissipated.
In this embodiment, the lamp body 4 is composed of a power supply bin 42 and a bin cover 43, the power supply bin 42 is in a horn tube structure, a narrow opening portion of the power supply bin 42 is connected with the lamp holder 3, vent holes 41 are formed on the bottom and the wall of a wide opening portion of the power supply bin 42, an inner ring 44 is coaxially arranged in an inner cavity of the wide opening portion of the power supply bin 42, an outer wall of the inner ring 44 is connected with an inner wall of the wide opening portion of the power supply bin 42 through a first connecting rib 45, a plurality of first blocking pieces 46 are circumferentially arranged on the inner side of the wide opening portion of the power supply bin 42, a first slot 47 for fixing the LED light source plate 1 in the LED G is formed between the first blocking pieces 46 and the top end of the inner wall of the wide opening portion of the power supply bin 42, air passing through holes 48 communicated with the vent holes 41 are circumferentially and uniformly arranged on the inner ring 44, an accommodating notch 49 is formed on the inner ring 44, after the driving power supply 5 is installed in the inner cavity of the inner ring 44, the first flange 51 is accommodated in the accommodating notch 49, the first flange 51 is provided with a power supply plug pin 52 for being inserted into the jack of the socket assembly 22, the top and the wall of the bin cover 43 are both provided with heat dissipation through holes 431, the top of the bin cover 43 is provided with a hollow connecting protrusion 433 with a screw fixing column 432, the screw fixing column 432 on the hollow connecting protrusion 433 is connected with the connecting ring 6, and the power supply plug pin 52 is exposed out of the bin cover 43 after the bin cover 43 is fixedly connected with the inner ring 44.
In this embodiment, a central cylinder 62 with a counter bore post 61 is coaxially disposed in the connection ring 6, the central cylinder 62 extends downward, the top of the outer wall of the central cylinder 62 is connected to the inner wall of the connection ring 6 through a second connection rib 63, a plurality of second baffles 64 are circumferentially disposed on the inner side of the connection ring 6, second slots 65 for fixing the LED light source board 1 in the LED light source assembly G are formed between the second baffles 64 and the top end of the inner wall of the connection ring 6, and between the second baffles 64 and the bottom end of the inner wall of the connection ring 6, a plurality of connection posts 66 with screw holes are uniformly circumferentially disposed on the top of the central cylinder 62, the connection posts 66 with screw holes are staggered with the positions of the counter bore posts 61 on the central cylinder 62, the counter bore post 61 on the central cylinder 62 in the lowermost connection ring 6 is connected to the screw fixing post 432 on the hollow connection protrusion 433, the connection post 66 with screw holes in the uppermost connection ring 6 is connected to the, two adjacent connecting rings 6 are connected with a connecting post 66 with a screw hole through a counter-sunk post 61 on the central barrel 62.
In this embodiment, a hollow lower boss 72 with a threaded post 71 is coaxially disposed below the top ring 7, the outer wall of the hollow lower boss 72 is connected with the inner wall of the top ring 7 through a third connecting rib 73, a pit 74 capable of being used for installing the driving power supply 5 is defined by the hollow lower boss 72 and the third connecting rib 73, a plurality of third blocking pieces 75 are circumferentially disposed inside the top ring 7, a third slot 76 for fixing the LED light source board 1 in the LED light source assembly G is formed between the third blocking piece 75 and the bottom end of the inner wall of the top ring 7, the threaded post 71 on the hollow lower boss 72 is connected with the connecting post 66 with a threaded hole, a positioning protrusion 77 is disposed on the horizontal plane of the third connecting rib 73, a positioning notch 82 matched with the positioning protrusion 77 is disposed on the periphery of the top light source board 8, a buckle 78 is uniformly disposed on the top of the top ring 7 along the circumferential direction, a clamping groove 91 clamped with the buckle 78 is uniformly disposed on the periphery of the annular face mask 9, the top light source board 8 is provided with a second flange 83, and the second flange 83 is provided with a plug jack 84 for inserting the plug pin 211 of the plug pin assembly 21.
If only set up 1 LED light source subassembly G, then the top of the wide oral area of lamp body 4 is connected with LED light source subassembly G's bottom, top layer ring 7 is connected with LED light source subassembly G's top, be connected with grafting mode electricity between socket components 22 in the LED light source subassembly G and the drive power supply 5, be connected with grafting mode electricity between contact pin subassembly 21 in the LED light source subassembly G and the top layer light source board 8, the bottom of the wide oral area of lamp body 4 and lamp body 4's wide oral area, evenly seted up a plurality of ventilation holes 41 along circumference on the respective wall of top layer ring 7 and formed chimney effect and realize the heat dissipation, screw hole post 71 on the boss 72 is connected with screw fixation post 432 on the protruding 433 of hollow connection under the cavity.
Claims (10)
1. An LED light source subassembly, includes LED light source board its characterized in that: still include the electric connector, LED light source board two electrodes that have along length direction setting and be parallel to each other, the one end of electric connector have contact pin subassembly and the other end and have socket subassembly, make the length direction's of LED light source board one end with one side of electric connector connect, curl LED light source board make behind the LED light source board the length direction's of LED light source board the other end with the opposite side of electric connector connect, and make contact pin subassembly with be close to its one the electrode electricity connect, make socket subassembly with be close to its another the electrode electricity connect, constitute whole LED light source subassembly that is the tubular structure.
2. The LED light source assembly of claim 1, wherein: the LED light source board is composed of two electrodes and a plurality of LED light bars which are arranged along the length direction and are arranged between the two electrodes in parallel, wherein one electrode is connected with one LED light bar closest to the electrode, two adjacent LED light bars are connected with each other, the other electrode is connected with one LED light bar closest to the electrode into a whole through plastic connectors, and one electrode is electrically connected with one LED light bar closest to the electrode, two adjacent LED light bars are connected with each other, and the other electrode is electrically connected with one LED light bar closest to the electrode through an electric connecting wire.
3. The LED light source assembly of claim 2, wherein: the electric connector comprises an upper cover, an electric connecting plate, a box-shaped lower cover, a pin assembly and a socket assembly, wherein the pin assembly is arranged at one end of the front surface of the electric connecting plate, the socket assembly is arranged at the other end of the front surface of the electric connecting plate, the two ends of one side of the front surface of the electric connecting plate are symmetrically provided with plug-in terminals for plugging the electrodes, a plugging port of each plug-in terminal faces the outer side of the electric connecting plate, a pin in the pin assembly is electrically connected with one of the plug-in terminals close to the pin assembly through a circuit of the electric connecting plate, a connecting guide pin in the socket assembly is electrically connected with the other plug-in terminal close to the pin assembly through the circuit of the electric connecting plate, the lower cover is provided with an accommodating cavity, and the pin assembly and the socket assembly are exposed out of the lower cover after the electric connecting plate is arranged in the accommodating cavity, the upper cover covers the electric connection plate, and insertion holes for inserting the end heads of the LED light source plate in the length direction are formed in two sides between the upper cover and the lower cover after the upper cover and the lower cover are connected in a matched mode.
4. The LED light source assembly of claim 3, wherein: the two ends of the length direction of the electrode are respectively provided with a positioning hole, one end of the length direction of the plastic connector, which is used for connecting the electrode with the LED lamp strip, is cut to form a notch, the notch extends to the position hole at the nearest part, two positioning columns are respectively arranged on two sides of the lower cover, the positioning columns are positioned on the outer side of the insertion hole, the positioning columns are matched with the positioning holes to realize positioning, one end of the LED light source plate with the notch is inserted into one insertion hole at the same side with the plug-in terminal, the other end of the LED light source plate is inserted into the other insertion hole, and the electrode separated by the notch is inserted into the plug-in terminal.
5. LED light source assembly according to claim 3 or 4, characterized in that: the inner side of the upper cover is provided with two mounting strips along the length direction, a positioning strip is arranged between the middle positions of the two mounting strips, a mounting column with a screw hole is arranged between the edge positions of the two mounting strips, the electric connecting plate is provided with a positioning through hole for the positioning strip to pass through and a mounting hole for the mounting column to pass through, a positioning seat with a positioning groove matched with the positioning strip is arranged at the bottom of the cavity containing the cavity, a screw penetrating hole matched with the mounting column is arranged at the bottom of the cavity containing the cavity, and the upper cover is connected with the lower cover in a matched mode, the bottoms of the two mounting strips are abutted against the front face of the electric connecting plate so that the insertion hole is formed in each of the two sides between the upper cover and the lower cover.
6. The LED light source assembly according to any one of claims 2 to 4, wherein: the LED lamp strip comprises a metal substrate, a plurality of LED units are sequentially processed on the metal substrate along the length direction, each LED unit comprises a heat dissipation plate, an upper lead section positioned on the upper part of the heat dissipation plate, a lower lead section positioned on the lower part of the heat dissipation plate and an LED chip, the heat dissipation plate is not connected with the upper lead sections and the lower lead sections, two ends of each upper lead section are correspondingly connected with two ends of each lower lead section through connecting bridges, inner concave parts are formed on the two wide ends and the narrow middle parts of the heat dissipation plate, the middle parts of each upper lead section and each lower lead section are respectively provided with a convex part which protrudes towards the heat dissipation plate and is embedded into the inner concave parts, the LED chip is arranged on the narrow middle part area of the heat dissipation plate, two electrodes of the LED chip are respectively and correspondingly and electrically connected with the two convex parts through leads, the LED chips are coated with fluorescent glue, and all the LED chips are connected in series or in series-parallel through the die-cutting of the connecting bridge.
7. A high-power lamp using the LED light source component of claim 6, comprising a lamp cap, a lamp body, and a driving power source arranged in the lamp body, wherein: the LED lamp comprises a lamp body, a plurality of LED light source assemblies, a top layer ring, a top layer light source plate and an annular face cover, wherein the lamp head is connected with the narrow opening part of the lamp body, the top layer light source plate is arranged on the top part of the top layer ring, the annular face cover covers the top layer light source plate and is connected with the top part of the top layer ring, the top end of the wide opening part of the lamp body is connected with the bottom part of the LED light source assemblies when the number of the LED light source assemblies is 1, the top layer ring is connected with the top part of the LED light source assemblies, the socket assemblies in the LED light source assemblies are electrically connected with the driving power supply in a plugging mode, the pin assemblies in the LED light source assemblies are electrically connected with the top layer light source plate in a plugging mode, and the bottom part of the wide opening part of the lamp body and the wide opening part of the lamp body, A plurality of vent holes are uniformly formed in the wall of each top ring along the circumferential direction to form a chimney effect so as to realize heat dissipation; when the number of the LED light source assemblies is multiple, two adjacent LED light source assemblies are connected through a connecting ring, the top end of a wide opening part of the lamp body is connected with the bottom of the lowest LED light source assembly, the top layer ring is connected with the top of the topmost LED light source assembly, the socket assembly in the bottommost LED light source assembly is electrically connected with the driving power supply in a plugging mode, the pin assembly in the topmost LED light source assembly is electrically connected with the top layer light source plate in a plugging mode, the two adjacent LED light source assemblies are inserted into the jack of the socket assembly through the pins of the pin assembly to realize electrical connection, and the bottom of the wide opening part of the lamp body and the wide opening part of the lamp body, the connecting ring and the top layer ring are uniformly provided with a plurality of ventilation holes along the circumferential direction to form a chimney effect so as to realize heat dissipation and realize a heat dissipation effect .
8. The high power lamp using LED light source module as claimed in claim 7, wherein: the lamp body consists of a power supply bin and a bin cover, the power supply bin is of a horn tube structure, a narrow opening part of the power supply bin is connected with the lamp cap, the bottom and the wall of a wide opening part of the power supply bin are provided with the vent holes, an inner ring is coaxially arranged in an inner cavity of the wide opening part of the power supply bin, the outer wall of the inner ring is connected with the inner wall of the wide opening part of the power supply bin through a first connecting rib, a plurality of first blocking pieces are arranged on the inner side of the wide opening part of the power supply bin along the circumferential direction, a first slot for fixing the LED light source plate in the LED light source assembly is formed between the first blocking pieces and the top end of the inner wall of the wide opening part of the power supply bin, air passing through holes communicated with the vent holes are uniformly arranged on the inner ring along the circumferential direction, and an accommodating gap is formed on the inner ring, the circuit board of the driving power supply is provided with a first flange, the first flange is accommodated in the accommodating notch after the driving power supply is installed in the inner cavity of the inner ring, the first flange is provided with a power supply plugging contact pin which is used for being inserted into the jack of the socket assembly, the top and the wall of the bin cover are provided with heat dissipation through holes, the top of the bin cover is provided with a hollow connecting bulge with screw fixing columns, when the number of the LED light source assemblies is 1, the screw fixing columns on the hollow connecting bulge are connected with the top layer ring, when the number of the LED light source assemblies is multiple, the screw fixing columns on the hollow connecting bulge are connected with the connecting ring, and after the bin cover is fixedly connected with the inner ring, the power supply plugging contact pin is exposed out of the bin cover.
9. The high power lamp using LED light source module as claimed in claim 8, wherein: a central cylinder with a counter bore column is coaxially arranged in the connecting ring, the central cylinder extends downwards, the top of the outer wall of the central cylinder is connected with the inner wall of the connecting ring through a second connecting rib, a plurality of second blocking pieces are circumferentially arranged on the inner side of the connecting ring, second slots for fixing the LED light source plate in the LED light source assembly are formed between the second blocking pieces and the top end of the inner wall of the connecting ring and between the second blocking pieces and the bottom end of the inner wall of the connecting ring, a plurality of connecting columns with screw holes are uniformly arranged on the top of the central cylinder along the circumferential direction, the connecting columns with screw holes are staggered with the counter bore column on the central cylinder, and the counter bore column on the central cylinder in the bottommost connecting ring is connected with a fixing column on the hollow connecting bulge through screws, the connecting column with the screw hole in the connecting ring at the top is connected with the top layer ring, and two adjacent connecting rings are connected with the connecting column with the screw hole through the counter bore column on the central cylinder.
10. The high power lamp using LED light source module as claimed in claim 9, wherein: a hollow lower boss with a threaded post is coaxially arranged below the top layer ring, the outer wall of the hollow lower boss is connected with the inner wall of the top layer ring through a third connecting rib, a pit which can be used for installing the driving power supply is enclosed by the hollow lower boss and the third connecting rib, a plurality of third blocking pieces are arranged on the inner side of the top layer ring along the circumferential direction, a third slot for fixing the LED light source plate in the LED light source assembly is formed between the third blocking pieces and the bottom end of the inner wall of the top layer ring, the threaded post on the hollow lower boss is connected with the screw fixing post on the hollow connecting bulge when the number of the LED light source assemblies is 1, and the threaded post on the hollow lower boss is connected with the connecting post with a screw hole when the number of the LED light source assemblies is multiple, the horizontal plane of third splice bar on be provided with the location arch, the top layer light source board the periphery seted up with the protruding complex location breach in location, the top of top layer ring evenly be provided with the buckle along circumference, the periphery of annular face guard evenly be provided with the draw-in groove of buckle joint, top layer light source board on be provided with the second flange, the second flange on seted up the confession the contact pin male of contact pin subassembly connect the jack of inserting.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010171137.9A CN111350961B (en) | 2020-03-12 | 2020-03-12 | LED light source assembly and high-power lamp using same |
| US17/042,095 US11774046B2 (en) | 2020-03-12 | 2020-09-08 | LED light source assembly and high-power lamp using the same |
| PCT/CN2020/113862 WO2021179554A1 (en) | 2020-03-12 | 2020-09-08 | Led light source assembly and high-power lamp using same |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010171137.9A CN111350961B (en) | 2020-03-12 | 2020-03-12 | LED light source assembly and high-power lamp using same |
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| CN111350961A true CN111350961A (en) | 2020-06-30 |
| CN111350961B CN111350961B (en) | 2024-10-11 |
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|---|---|
| CN111350961B (en) | 2024-10-11 |
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