CN107388068B - LED lamp body - Google Patents
LED lamp body Download PDFInfo
- Publication number
- CN107388068B CN107388068B CN201710779933.9A CN201710779933A CN107388068B CN 107388068 B CN107388068 B CN 107388068B CN 201710779933 A CN201710779933 A CN 201710779933A CN 107388068 B CN107388068 B CN 107388068B
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- Prior art keywords
- fixed column
- lamp body
- substrate
- led lamp
- column
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- 230000017525 heat dissipation Effects 0.000 claims abstract description 21
- 239000000758 substrate Substances 0.000 claims description 39
- 230000003014 reinforcing effect Effects 0.000 claims description 10
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims description 5
- 230000003287 optical effect Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 6
- 238000005286 illumination Methods 0.000 description 4
- 230000002787 reinforcement Effects 0.000 description 4
- 238000003466 welding Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000020169 heat generation Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000005496 eutectics Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229910052594 sapphire Inorganic materials 0.000 description 1
- 239000010980 sapphire Substances 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
Classifications
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- 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
- F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
- F21K9/232—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings specially adapted for generating an essentially omnidirectional light distribution, e.g. with a glass bulb
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/16—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting
- F21V17/164—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting the parts being subjected to bending, e.g. snap joints
-
- 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
- F21V19/0015—Fastening arrangements intended to retain light sources
- F21V19/002—Fastening arrangements intended to retain light sources the fastening means engaging the encapsulation or the packaging of the semiconductor device
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/502—Cooling arrangements characterised by the adaptation for cooling of specific components
- F21V29/503—Cooling arrangements characterised by the adaptation for cooling of specific components of light sources
-
- 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
- F21V29/83—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model provides a LED lamp body, includes the fixed column that is located the centre, the base plate of being connected with the fixed column, the base plate extends with the fixed column syntropy, and one side of base plate is connected with the fixed column, and the direction that the fixed column was kept away from to the another side of base plate extends, be fixed with a plurality of series connection and/or parallelly connected LED light emitting component on the base plate, still include transparent cover body, the cover body covers the surface that exposes of base plate and at least part the surface that exposes of fixed column to the shape assorted setting with the surface that its covers. The LED lamp body disclosed by the invention not only can realize 360-degree omnibearing light emission, but also is convenient for heat dissipation, so that the service life of the LED lamp is longer, the appearance of the lamp body is attractive, the lamp body can be set into different shapes according to the needs, and the lamp body is convenient for production, transportation, disassembly and assembly and easy for maintenance and replacement.
Description
Technical Field
The invention relates to a lighting lamp, in particular to an LED lamp.
Background
As an emerging light source, LEDs have been increasingly used in home and business lighting, and are becoming a common light source in people's lives. However, the LED light source has the characteristics of high directivity and high heat generation, so that it is difficult to apply the LED light source to a bulb with a small volume. In order to obtain omnidirectional light, more LED light emitting elements are required, and the more the LED light emitting elements are, the larger the volume is required to dissipate heat, so that the existing LED light source has larger volume or lower brightness due to the limitation of heat generation and volume.
In order to obtain an omnibearing illumination angle, more LED luminous elements are required to be arranged, such as an LED energy-saving high-light lamp tube disclosed in Chinese patent CN201448641U, the lamp tube comprises a lamp tube, lamp tube plugs arranged at two ends of the lamp tube, an LED lamp group and a circuit control device, wherein the LED lamp group comprises an LED lamp bar and a polygonal tube for fixing the lamp bar, both sides of an axial plane corresponding to each side of the polygonal tube are also provided with reflecting inclined planes which are refracted outwards, the LED lamp bar can be fixed on the axial plane in a nail fastening or cementing or caulking fastening mode, and the LED lamp group in the lamp tube can be formed by combining a reflecting cover at the upper part of the lamp tube with a transmitting cover at the lower part by virtue of the reflecting inclined planes in omnibearing illumination at three hundred sixty degrees. Although such a configuration can realize omnidirectional illumination, the number of LEDs required for heat dissipation is limited, the number of LEDs is fixed, the LEDs cannot be increased or decreased at will, the volume is not adjustable, and the entire volume is required for heat dissipation.
Disclosure of Invention
The invention aims to solve the technical problem of providing the LED lamp body which can realize omnibearing illumination, can randomly adjust the number and the whole volume of LEDs and has good heat dissipation effect.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a LED lamp body, is including being located the fixed column in the middle, the base plate of being connected with the fixed column, its characterized in that: the LED lamp comprises a substrate, a fixing column, a transparent cover body, a plurality of LED luminous elements, a transparent cover body and a fixing column, wherein the substrate and the fixing column extend in the same direction, one side of the substrate is connected with the fixing column, the other side of the substrate extends away from the direction of the fixing column, the plurality of LED luminous elements which are connected in series and/or in parallel are fixed on the substrate, the cover body covers the exposed surface of the substrate and at least part of the exposed surface of the fixing column, and the cover body is arranged in a shape matched with the shape of the covered surface of the cover body.
In order to make the light emission more uniform, the base plates are distributed at intervals along the circumferential direction of the fixed column, and the base plates are in blade shapes and surround the outer sides of the fixed column.
In order to facilitate the connection of the substrate and the fixed post, the device further comprises a connecting contact piece, wherein one end of the connecting contact piece is contacted with the substrate and is electrically connected with the substrate, and the other end of the connecting contact piece is electrically connected with an external power supply.
In order to facilitate connection and attractive appearance, the fixing column is a hollow column body, a heat dissipation channel is formed in the inner side of the fixing column body, the connecting contact piece penetrates through the peripheral wall of the fixing column body, one end of the connecting contact piece, located on the outer side of the fixing column body, is connected with the substrate, and the other end of the connecting contact piece is located in the heat dissipation channel in the inner side of the fixing column body.
As two preferred embodiments of the present invention, one end of the fixing column is fixedly connected with an external lamp cap, and one end of the connecting contact piece located in the fixing column is electrically connected with the lamp cap at one end of the fixing column through a connecting wire or a preset conductive circuit; or the both ends fixedly connected with connector of fixed column, be equipped with conductive contact on the connector, the one end that the connection contact is located the heat dissipation passageway of fixed column is connected to the connector of at least one end of fixed column through connecting wire or the conductive line electricity that predetermines.
In order to make the lamp body whole more integrative, the cover body covers the fixed column and all exposed surfaces of base plate.
In order to facilitate connection of the substrate and the fixed column, a clamping groove extending along the axial direction of the fixed column is formed in the outer peripheral surface of the fixed column, one side of the substrate is clamped in the clamping groove, and one end, located on the outer side of the fixed column, of the connecting contact piece is located in the clamping groove.
In order to facilitate production and assembly, the fixed columns are a plurality of fixed columns which are connected in the same direction in the axial direction.
Preferably, the base plate is a plurality of groups sequentially arranged along the axial direction of the fixed column, and the cover body is matched with the base plate and is also provided with a plurality of groups along the axial direction of the fixed column.
In order to enable the integral structure to be more complete and high in strength, the cover body comprises a plurality of blades matched with the base plate, and reinforcing sheets extending transversely are arranged between the adjacent cover body blades, the reinforcing sheets are arranged at intervals along the axial direction of the fixing column, and the reinforcing sheets and the cover body are integrally formed or separately formed and then are adhered or clamped into a whole.
In order to make the light emission of the lamp body more uniform, the reinforcing sheet is provided with an optical scattering structure.
Compared with the prior art, the LED lamp body has the advantages that 360-degree omnibearing light emission can be realized, heat dissipation is convenient, the service life of the LED lamp is long, the lamp body is attractive in appearance, different shapes can be set according to requirements, and the LED lamp body is convenient to produce, transport, disassemble and assemble and easy to maintain and replace.
Drawings
Fig. 1 is a schematic perspective view of an LED lamp body according to a first embodiment of the present invention.
Fig. 2 is a schematic perspective view of an LED lamp body according to a first embodiment of the present invention (with the cover and one of the substrates removed).
Fig. 3 is an exploded view of an LED lamp body according to a first embodiment of the present invention.
Fig. 4 is a schematic perspective view of an LED lamp body according to a second embodiment of the present invention.
Fig. 5 is a schematic perspective view of an LED lamp body according to a second embodiment of the present invention (with the cover removed).
Fig. 6 is a schematic perspective view of a third embodiment of the present invention.
Fig. 7 is a schematic perspective view of a fourth embodiment of the present invention.
Fig. 8 is an exploded view of a third embodiment of the present invention.
Fig. 9 is an exploded view of a fourth embodiment of the present invention.
Detailed Description
The invention is described in further detail below with reference to the embodiments of the drawings.
As shown in fig. 1-3, the LED lamp according to the first embodiment of the present invention includes a lamp cap 1 and a lamp body 2 connected to the lamp cap 1, wherein the lamp body 2 includes a fixing post 3 located in the middle, and one end of the fixing post 3 is connected to the lamp cap 1, and the other end is open to the outside. The lamp body 2 further includes a plurality of base plates 4 extending in the same direction as the fixing columns 3, in this embodiment, the fixing columns 3 and the base plates 4 extend in the vertical direction, and one side of the base plate 4 is connected with the fixing columns 3, and the other side extends towards the outer side far away from the fixing columns 3. The fixed column has the functions of connecting the base plate, the lamp holder and the outer cover and radiating heat, and preferably, the fixed column is a hollow column, and two ends of the fixed column are communicated with an external space through openings, so that the fixed column has a better radiating effect.
A plurality of LED light emitting elements 5 are fixed on the substrate 4, and the LED light emitting elements 5 are connected in series or in parallel with each other. The LED light emitting element may be provided on one surface of the substrate 4, or may be provided on both surfaces. The material of the substrate 1 may be one of metal, organic glass, plastic, sapphire, ceramic or silica gel, or a plurality of materials in the materials are made by splicing and/or nesting. At least one independent circuit layer can be manufactured on the substrate 4, the circuit layer is welded on the substrate 1 through ultrasonic gold wire welding or eutectic welding, and the circuit layer is provided with LED luminous element welding spots. The LED light emitting element 5 may be an LED lamp bead, an LED package product, such as an SMD, an SOB packaged LED product, or an LED chip. The LED light emitting element 5 is further coated with a protective material or a material capable of enhancing light emission.
The lamp body 2 further comprises a transparent outer cover 6 covering the exposed surface of the base plate 4 and at least part of the exposed surface of the fixing post 3, and the outer cover 6 can be a single whole or a plurality of separated outer covers, and the outer cover 6 is matched with the shape of the exposed surface covered by the outer cover 6, namely the outer cover 6 extends in the same direction as the surface covered by the outer cover and is arranged at a certain distance. As shown in fig. 1-3, the fixing column 3 is a hollow column, a heat dissipation channel is formed inside, and three substrates 4 are uniformly distributed along the circumferential direction of the fixing column 3. And the fixed column 3 is fixed with a connecting contact piece 7, one end of the connecting contact piece 7 is connected with the base plate 4, and the other end is connected with an electric connector in the lamp cap 1, and then is connected with a power supply through the lamp cap 1. Namely, the connection contact 7 electrically connects the substrate 4 to the power supply. In this embodiment, the fixing column 3 is a hollow column, and a clamping groove 8 extending up and down is provided on the outer peripheral surface of the fixing column 3, one side of the substrate 4 is clamped into the clamping groove 8 for fixation, the contact piece 7 is tightly attached to the inner surface of the clamping groove 8 for fixation and derivative, one end of the contact piece 7 passes through the fixing column 3 and is located in the heat dissipation channel of the fixing column 3, and the other end passes through the peripheral surface of the fixing column 3 and is located in the clamping groove 8, and then contacts with a circuit on the substrate 4 through the clamping groove 8. The contact piece 7 at one end of the fixing column 3 in the heat dissipation channel 3 is connected to the lamp cap 1 at one end of the fixing column 3 through a connecting wire or other reserved conductive line.
In this embodiment, the outer cover 6 is integrally formed and covers all exposed parts of the base plate 4 and the fixing posts 3, and also covers the openings at the top ends of the fixing posts 3, however, for better heat dissipation, the openings at the top ends of the fixing posts 3 and the heat dissipation channels may be exposed through the top openings of the outer cover 6. The bottom of the fixed column 3 can be communicated with a heat dissipation channel inside the lamp cap 1, so that better heat dissipation can be performed, and the lamp cap can be directly fixed with the lamp cap 1. In this embodiment, one side of the base plate 4 is connected to the fixing post 3, and the base plate 4 may extend radially outward of the fixing post 3 or may extend obliquely to the radial direction, as long as the shape resembling a fan blade is formed. The base plate 4 and the fixed column 3 are connected through the clamping groove 8, so that the base plate is convenient to assemble and disassemble, and can be fixedly connected through other modes. The bottom end of the base plate 4 may be directly and fixedly connected with the lamp cap 1, or may not be connected. The base plate 4 is rectangular and uniformly distributed on the periphery of the fixed column 3, and similar to the shape of a fan blade, the base plate 4 can also adopt other sheet structures or curved arc-shaped sheet bodies, and similar to some fans, the LED luminous elements are arranged on the outer side surfaces of the curved sheet bodies. The shape of the LED lamp body may be consistent with a typical incandescent bulb or with a typical tube, such as a typical cylindrical bulb in this embodiment.
In the above embodiment, the connecting contact 7 is located at the position of the fixing post 3, and connects the substrate and the conductive wire in the fixing post 3 through the fixing post 3, or the connecting contact may be located at the other side of the substrate and the side edge not connected to the fixing post 3, for example, may be located at the bottom end of the substrate and contact with the lamp base, and the connecting contact may be connected to an electrical connector or a power supply in the lamp base through an electrical connection component provided on the lamp base.
As shown in fig. 4 and 5, in the LED lamp body according to the second embodiment of the present invention, the other structure of the LED lamp body 2 'is the same as that of the first embodiment, except that the base plate 4 is an irregular plate shape in the embodiment, so that the overall shape is more similar to that of a bulb, and the outer cover 6' is a shape with smaller outer diameters at the upper and lower ends and larger outer diameter in the middle, so that in order to make the inner top end of the outer cover 6 'not hollow, an auxiliary supporting column 91 is provided between the top end of the fixing column 3' and the top end of the outer cover 6', and the LED light emitting element and the outer protective material form a light bar arranged on the base plate 4'. In order to make the overall strength stronger and the appearance is more similar to ordinary bulb, the dustcoat also has three blades with the base plate 4' assorted, be equipped with the reinforcement piece 92 that transversely extends between the blade of dustcoat 6, as shown in fig. 4, 5, this dustcoat 6' has three evenly distributed blades, have 3 reinforcement pieces 92 that set up from top to bottom between every two adjacent blades, the appearance of ordinary incandescent bulb is enclosed to reinforcement piece 92 and dustcoat 6 wholly, reinforcement piece 92 and dustcoat 6' can be integrated into one piece, can be the split-type post bonding or joint is integrated into one piece also. The shape of the LED lamp body in this embodiment corresponds to a typical incandescent bulb. Preferably, the reinforcing sheet 92 may further have a scattering structure, such as a concave-convex pattern, or a concave lens or convex lens structure, so as to promote scattering of light emitted from the lamp body, and enhance and homogenize the overall light emission of the lamp body. And the reinforcing sheet 92 can be provided with a sensor module such as a photosensitive probe and a humidity probe for controlling the light emission of the bulb and monitoring the environment.
As shown in fig. 6 and 8, in the LED lamp body according to the third embodiment of the present invention, the structure of the lamp body 2″ also includes a fixing column 3″ located in the middle, the fixing column 3″ is also a hollow column, and the outer peripheral surface of the fixing column 3″ is connected with a substrate 4", the substrate 4″ is uniformly distributed along the circumferential direction of the fixing column 3, as shown in fig. 6 and 8, the substrates 4″ at the periphery of the fixing column 3″ are multiple groups sequentially arranged along the axial direction thereof, so that the structure is simple, the installation is convenient, and the processing and the assembly are also convenient. The outer cover 6 'is correspondingly provided with a plurality of groups of base plates 4' matched with each other, and the outer cover is sequentially distributed along the axial direction of the fixed column 3. The outside fixedly connected with connector 93 of base plate and dustcoat 6 "at both ends of fixed column 3, also be equipped with the draw-in groove 8" that is connected with base plate 4 "on this fixed column 3", be equipped with in the draw-in groove 8 "and link contact 7", link contact 7 "also runs through the perisporium of fixed column, connect contact 7" one end and base plate 4 electricity and be connected, the other end is located the hollow heat dissipation passageway of fixed column 3", and be connected to the connector 93 at both ends of fixed column 3 through the connecting wire or the current conducting wire that are equipped with in the heat dissipation passageway, be equipped with the conductive contact 94 that pierces through connector 93 on the connector 93, the one end and the connection contact electricity of conductive contact 94 are connected, the other end and the electric connector electricity in the external fluorescent tube shell of conductive contact 94 are connected, whole lamp body is connected to external electric connector or power and is passed through this conductive contact 94 and is then energized. The whole lamp body 2' is in a lamp tube shape, and both ends are provided with connectors 93 for connecting with the external lamp tube shell.
As shown in fig. 7 and 9, the structure of the LED lamp body 2 "according to the fourth embodiment of the present invention is basically the same as that of the third embodiment, except that the fixing post 3" is a whole formed by axially connecting multiple segments in sequence, the base plate 4 "is also multiple segments axially arranged in matching with the fixing post 3", and the outer cover 6 "is a whole, so as to form a complete lamp shape. The outer cover 6', the base plate 4' and the outer side end of the fixed column 3 'are fixedly connected with a connecting sheet 95, so that the whole lamp body 2' forms a whole, the outer side of the connecting sheet 95 is fixedly connected with a connecting head 93, the connection contact 7 "connected to the substrate 4" is connected to the connection head 93 through a connection wire or an existing conductive line in the fixing post 3", and thus electrically connected to an external power source and an electrical connector. The structure is simple, the change is multiple, the length can be set according to the requirement, the assembly and the production are convenient, and the maintenance and the replacement are convenient.
The LED lamp body disclosed by the invention not only can realize 360-degree omnibearing light emission, but also is convenient for heat dissipation, so that the service life of the LED lamp is longer, the appearance of the lamp body is attractive, the lamp body can be set into different shapes according to the needs, and the lamp body is convenient for production, transportation, disassembly and assembly and easy for maintenance and replacement.
While the preferred embodiments of the present invention have been described in detail, it is to be clearly understood that the same may be varied in many ways by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a LED lamp body, is including being located the fixed column in the middle, the base plate of being connected with the fixed column, its characterized in that: the substrate and the fixed column extend in the same direction, one side of the substrate is connected with the fixed column, the other side of the substrate extends away from the direction of the fixed column, a plurality of LED light-emitting elements connected in series and/or in parallel are fixed on the substrate, and the LED light-emitting device further comprises a transparent cover body, wherein the cover body covers the exposed surface of the substrate and at least part of the exposed surface of the fixed column and is arranged in a shape matched with the shape of the covered surface of the cover body;
the device also comprises a connecting contact piece, wherein one end of the connecting contact piece is contacted with the substrate and is electrically connected with the substrate, and the other end of the connecting contact piece is electrically connected with an external power supply;
the fixing column is a hollow column, a heat dissipation channel is formed in the inner side of the fixing column, the connecting contact piece penetrates through the peripheral wall of the fixing column, one end of the connecting contact piece, which is positioned at the outer side of the fixing column, is connected with the substrate, and the other end of the connecting contact piece is positioned in the heat dissipation channel at the inner side of the fixing column;
one end of the fixed column is fixedly connected with an external lamp cap, and one end of the connecting contact piece positioned in the fixed column is electrically connected with the lamp cap at one end of the fixed column through a connecting wire or a preset conductive circuit; or the both ends fixedly connected with connector of fixed column, be equipped with conductive contact on the connector, the one end that the connection contact is located the heat dissipation passageway of fixed column is connected to the connector of at least one end of fixed column through connecting wire or the conductive line electricity that predetermines.
2. The LED lamp body according to claim 1, wherein: the base plates are distributed at intervals along the circumference of the fixed column, and the base plates are in blade shapes and surround the outer side of the fixed column.
3. The LED lamp body according to claim 1, wherein: the cover body covers all exposed surfaces of the fixing columns and the substrate.
4. The LED lamp body according to claim 1, wherein: the outer peripheral surface of the fixed column is provided with a clamping groove extending along the axial direction of the fixed column, one side of the substrate is clamped in the clamping groove, and one end of the connecting contact piece, which is positioned at the outer side of the fixed column, is positioned in the clamping groove.
5. The LED lamp body according to claim 1, wherein: the fixed columns are a plurality of fixed columns which are connected in the same axial direction.
6. The LED lamp body according to claim 1, wherein: the base plate is the multiunit that sets gradually along the axial of fixed column, the cover body with base plate assorted also follows the axial of fixed column is equipped with multiunit.
7. The LED lamp body according to claim 1, wherein: the cover body comprises a plurality of blades matched with the base plate, and reinforcing sheets extending transversely are arranged between the adjacent cover body blades, the reinforcing sheets are arranged along the axial direction of the fixing column at intervals, and the reinforcing sheets and the cover body are integrally formed or separately formed and then adhered or clamped into a whole.
8. The LED lamp body according to claim 7, wherein: the reinforcing sheet is provided with an optical scattering structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710779933.9A CN107388068B (en) | 2017-09-01 | 2017-09-01 | LED lamp body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710779933.9A CN107388068B (en) | 2017-09-01 | 2017-09-01 | LED lamp body |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107388068A CN107388068A (en) | 2017-11-24 |
| CN107388068B true CN107388068B (en) | 2024-02-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710779933.9A Active CN107388068B (en) | 2017-09-01 | 2017-09-01 | LED lamp body |
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| Country | Link |
|---|---|
| CN (1) | CN107388068B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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