CN108775510B - Lamp structure - Google Patents
Lamp structure Download PDFInfo
- Publication number
- CN108775510B CN108775510B CN201810831426.XA CN201810831426A CN108775510B CN 108775510 B CN108775510 B CN 108775510B CN 201810831426 A CN201810831426 A CN 201810831426A CN 108775510 B CN108775510 B CN 108775510B
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- CN
- China
- Prior art keywords
- light source
- led light
- radiator
- connecting part
- cap
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/20—Light sources comprising attachment means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/85—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems characterised by the material
- F21V29/89—Metals
-
- 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]
Abstract
The application discloses a lamp structure, which comprises a cap, a radiator and an LED light source, wherein the LED light source comprises a first electric contact and a second electric contact, the first electric contact and the second electric contact are opposite polarity ends of the LED light source respectively, the cap comprises a first light source connecting part and a first power source connecting part, the radiator comprises a second light source connecting part and a second power source connecting part, the first electric contact of the LED light source is in direct contact with the first light source connecting part of the cap to realize electric connection, and the second electric contact of the LED light source is in electric connection with the second light source connecting part of the radiator. According to the application, the first electric contact of the LED light source is directly contacted and installed with the first light source connecting part of the cap, the electric connection between the LED light source and the cap can be realized without using wires, the number of the leads arranged in the lamp is effectively reduced, the volume of the internal space of the lamp occupied by the leads is reduced, and the lamp internal structure is convenient for designers to optimize.
Description
Technical Field
The application relates to the technical field of LED lamp structures.
Background
The traditional lamp reaches the today's LED lamp through an incandescent lamp, a halogen lamp and a xenon lamp, and with the increasing development of LED technology, the performance of an LED light source in light efficiency and light distribution is obviously improved, so that the LED light source becomes the preferential choice of a luminous component on the current lamp.
The patent document with the application number of 201220290360.6 discloses a tower-shaped LED automobile lamp, and the technical scheme disclosed in the patent document is that an LED light source side plate inserted in a groove of a heat dissipation lamp body is an LED COB light source module which directly packages an LED chip in a concave cup arranged on an aluminum substrate, so that a heat resistance layer is reduced, a junction temperature heat conduction path of the LED light source side plate is smooth, the heat dissipation effect is improved, and light attenuation is reduced.
Although the heat dissipation effect of the LED light source side plate is improved in this patent document, it is mentioned in the specification of this patent document that a lead wire is required to realize electrical connection of some parts in the lamp, which is also a common defect in the existing lamp or luminaire. Due to the defect, the existing lamp has a process of installing the lead wire in the production process, the production efficiency of the lamp is reduced, meanwhile, due to the fact that a certain volume exists in the lead wire, the occupied space of the lead wire needs to be considered in the design process of the lamp structure, and the lamp structure is limited to a certain extent.
Disclosure of Invention
The application aims to solve the technical problems that: how to realize the energizing connection of the electrical components in the lamp without using leads.
The application solves the technical problems as follows:
the utility model provides a lamps and lanterns structure, includes block, radiator and LED light source, the LED light source includes first electrical contact and second electrical contact, first electrical contact and second electrical contact are the opposite polarity end of LED light source respectively, the block includes first light source connecting portion and first power connecting portion, first light source connecting portion and first power connecting portion electric connection, the radiator includes second light source connecting portion and second power connecting portion, second light source connecting portion and second power connecting portion electric connection, first electrical contact and the first light source connecting portion direct contact of block of LED light source realize electric connection, the second electrical contact of LED light source and the second light source connecting portion electric connection of radiator.
As a further improvement of the above technical solution, the second electrical contact of the LED light source is in direct contact with or soldered with the second light source connection portion of the heat sink to achieve electrical connection.
As a further improvement of the technical scheme, the radiator comprises a prismatic radiator made of metal materials, the outer side face of the prismatic radiator is regarded as a second light source connecting part of the radiator, the second electric contact of the LED light source is arranged on the back face of the LED light source, and the back face of the LED light source is attached to the outer side face of the prismatic radiator to realize electric connection between the second electric contact of the LED light source and the second light source connecting part of the radiator.
As a further improvement of the technical scheme, the cap comprises an annular pressing cover, the inner side surface of the annular pressing cover is regarded as a first light source connecting part of the cap, the LED light source is provided with a conductive boss, the conductive boss is regarded as a first electrical contact of the LED light source, and the annular pressing cover is sleeved on the top end of the prismatic radiator so that the conductive boss of the LED light source is abutted against the inner side surface of the annular pressing cover to realize electrical connection between the first electrical contact of the LED light source and the first light source connecting part of the cap.
As a further improvement of the above technical scheme, the cap comprises an annular gland, a plurality of conductive fixing tables 13 are equidistantly arranged on the inner side surface of the annular gland, the fixing tables 13 are regarded as first light source connecting parts of the cap, conductive bosses are arranged on the LED light source and regarded as first electrical contacts of the LED light source, the distance from the fixing tables 13 to the top of the annular gland is matched with the height of the conductive bosses, and the accommodating gap between two adjacent fixing tables 13 is larger than the width of the conductive bosses.
As the further improvement of above-mentioned technical scheme, the axis department of prismatic radiator is equipped with the through-hole, the block still includes the conducting rod, the conducting rod sets up in annular gland bottom central point, the conducting rod is regarded as the first power connecting portion of block, the conducting rod extends to the bottom from the top of prismatic radiator through the through-hole of prismatic radiator.
As a further improvement of the technical scheme, a cylindrical first insulating sheet is arranged between the conducting rod and the prismatic radiator, and a sheet-shaped second insulating sheet is arranged between the annular gland and the prismatic radiator.
As a further improvement of the above technical solution, the conductive rod and the annular gland are integrally formed.
As a further improvement of the above technical solution, the whole cap is made of a metal material.
As a further improvement of the technical scheme, the LED light source is a COB packaged LED lamp bead, or comprises a substrate and a CSP packaged LED lamp bead arranged on the substrate.
The beneficial effects of the application are as follows: according to the application, the first electric contact of the LED light source is directly contacted and installed with the first light source connecting part of the cap, the electric connection between the LED light source and the cap can be realized without using wires, the number of the leads configured in the lamp is effectively reduced, the volume of the internal space of the lamp occupied by the leads is reduced, and the lamp internal structure is convenient for designers to optimize.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings that are required to be used in the description of the embodiments will be briefly described below. It is evident that the drawings described are only some embodiments of the application, but not all embodiments, and that other designs and drawings can be obtained from these drawings by a person skilled in the art without inventive effort.
FIG. 1 is a schematic view of an exploded construction of a first embodiment of the present application;
FIG. 2 is a schematic view of the overall appearance of the present application;
fig. 3 is a schematic exploded view of a second embodiment of the present application.
Detailed Description
The conception, specific structure, and technical effects produced by the present application will be clearly and completely described below with reference to the embodiments and the drawings to fully understand the objects, features, and effects of the present application. It is apparent that the described embodiments are only some embodiments of the present application, but not all embodiments, and that other embodiments obtained by those skilled in the art without inventive effort are within the scope of the present application based on the embodiments of the present application. In addition, all coupling/connection relationships mentioned herein do not refer to direct connection of the components, but rather, refer to the fact that a more optimal coupling structure may be formed by adding or subtracting coupling aids depending on the particular implementation. The technical features in the application can be interactively combined on the premise of no contradiction and conflict.
Referring to fig. 1 and 2, the application discloses a lamp structure, which comprises a cap 1, a radiator 2 and an LED light source, wherein the LED light source 3 comprises a first electrical contact and a second electrical contact, the first electrical contact and the second electrical contact are opposite polarity ends of the LED light source 3 respectively, the cap 1 comprises a first light source connecting part and a first power source connecting part, the first light source connecting part and the first power source connecting part are electrically connected, the radiator 2 comprises a second light source connecting part and a second power source connecting part, the second light source connecting part and the second power source connecting part are electrically connected, the first electrical contact of the LED light source 3 is in direct contact with the first light source connecting part of the cap 1 to realize electrical connection, and the second electrical contact of the LED light source 3 is electrically connected with the second light source connecting part of the radiator 2. In addition, in practical application, the lamp is directly assembled on a power supply, namely the cap 1 and the radiator 2 are used as media for connecting the LED light source 3 with an external power supply, and meanwhile, an installation structure matched with the external power supply is provided for the LED light source 3. According to the application, the first electric contact of the LED light source 3 is directly contacted and installed with the first light source connecting part of the cap 1, the electric connection between the LED light source 3 and the cap 1 can be realized without using wires, the number of leads configured in the lamp is effectively reduced, the volume of the internal space of the lamp occupied by the leads is reduced, and the lamp internal structure is convenient for designers to optimize.
Further as a preferred embodiment, in order to further reduce the number of the leads configured inside the lamp and further reduce the volume of the space inside the lamp occupied by the leads, the present application creates a specific embodiment, in which the second electrical contact of the LED light source 3 is directly contacted with or welded to the second light source connection portion of the heat sink 2 to realize electrical connection.
Specifically, the heat sink 2 includes a prismatic heat sink 21 made of a metal material, an outer side surface of the prismatic heat sink 21 is regarded as a second light source connection portion of the heat sink 2, the second electrical contact of the LED light source 3 is disposed on the back surface of the LED light source 3, and the back surface of the LED light source 3 is attached to the outer side surface of the prismatic heat sink 21 to realize electrical connection between the second electrical contact of the LED light source 3 and the second light source connection portion of the heat sink 2. Of course, a plurality of LED light sources 3 may be disposed, and the plurality of LED light sources 3 are disposed on respective outer sides of the prismatic radiator 21, and in the manufacturing process, when the LED light sources 3 are fixed to the radiator 2, solder paste may be applied to the back surface of the LED light sources 3, then the LED light sources 3 are attached to the outer sides of the prismatic radiator 21, and finally the solder paste is melted by using a heating device and then cooled, so that the LED light sources 3 are fixed to the radiator 2.
Referring to fig. 1, as a first example of the manner in which the cap 1 and the LED light source 3 are assembled in the specific embodiment of the present application, based on the structure of the radiator 2, the cap 1 includes an annular pressing cover 11, an inner side surface of the annular pressing cover 11 is regarded as a first light source connection portion of the cap 1, the LED light source 3 is provided with a conductive boss 31, the conductive boss 31 is regarded as a first electrical contact of the LED light source 3, and the annular pressing cover 11 is sleeved on a top end of the prismatic heat sink 21, so that the conductive boss 31 of the LED light source 3 abuts against the inner side surface of the annular pressing cover 11 to electrically connect the first electrical contact of the LED light source 3 with the first light source connection portion of the cap 1. In the actual production process, after the LED light sources 3 are fixed on the radiator 2, the annular gland 11 can be directly sleeved on the top end of the prismatic radiator 21, so that the conductive boss 31 of each LED light source 3 is in close contact with the inner side surface of the annular gland 11, the electric connection between the LED light sources 3 and the cap 1 is effectively realized, and meanwhile, the assembly firmness between the LED light sources 3 and the cap 1 can be ensured. In addition, to further improve the reliability of the electrical connection between the conductive boss 31 of the LED light source 3 and the annular pressing cover 11, the inner side surface of the annular pressing cover 11 is matched with the upper surface of the conductive boss 31, i.e. if the upper surface of the conductive boss 31 is a cambered surface, the inner side surface of the annular pressing cover 11 needs to be designed into a cambered surface structure.
Referring to fig. 3, as a second example of the manner of assembling the cap 1 and the LED light source 3 in the specific embodiment of the present application, based on the structure of the radiator 2, the cap 1 includes an annular pressing cover 11, a plurality of conductive fixing platforms 13 are disposed on the inner side surface of the annular pressing cover 11 at equal intervals, the fixing platforms 13 are regarded as the first light source connection portion of the cap 1, the LED light source 3 is provided with conductive bosses 31, the conductive bosses 31 are regarded as the first electrical contacts of the LED light source 3, the distance from the fixing platforms 13 to the top of the annular pressing cover 11 is matched with the height of the conductive bosses 31, the accommodating gap between two adjacent fixing platforms 13 is larger than the width of the conductive bosses 31, and of course, the number of the fixing platforms 13 is the same as the number of the LED light sources 3. In the actual production and assembly process, after the LED light source 3 is fixed on the radiator 2, the annular pressing cover 11 is rotated by a certain angle after the conductive boss 31 of the LED light source 3 passes through the accommodating gap between the two adjacent fixing tables 13, so that the conductive boss 31 of the LED light source 3 is embedded between the fixing tables 13 and the top of the annular pressing cover 11, and the electric connection between the LED light source 3 and the cap 1 is realized. Compared with the first embodiment of the assembly mode of the cap 1 and the LED light source 3, the assembly of the cap 1 and the LED light source 3 in this embodiment is more firm.
Further as a preferred embodiment, in the specific embodiment of the present application, the central axis of the prismatic radiator 21 is provided with a through hole 22, the cap 1 further includes a conductive rod 12, the conductive rod 12 is disposed at the bottom center of the annular gland 11, the conductive rod 12 is regarded as a first power connection part of the cap 1, the conductive rod 12 extends from the top end to the bottom end of the prismatic radiator 21 through the through hole 22 of the prismatic radiator 21, the bottom of the prismatic radiator 21 is further provided with a threaded joint 23, the threaded joint 23 and the prismatic radiator 21 are integrally formed, and the threaded joint 23 is used as a second power connection part of the radiator 2. According to the application, in the specific embodiment, the first power supply connecting part of the cap 1 is extended to the position where the second power supply connecting part of the radiator 2 is located, so that the design difficulty of an external power supply structure can be simplified in actual design.
Further, in a preferred embodiment of the present application, a cylindrical first insulating sheet 4 is disposed between the conductive rod 12 and the prismatic radiator 21, and a sheet-shaped second insulating sheet 5 is disposed between the annular pressing cover 11 and the prismatic radiator 21. By the arrangement of the first insulating sheet 4 and the second insulating sheet 5, the insulating strength between the cap 1 and the radiator 2 is effectively improved.
Further, as a preferred embodiment, in the specific embodiment of the present application, the conductive rod 12 and the annular gland 11 are integrally formed, so that the production efficiency of the cap 1 is effectively improved, and the production and assembly process and time of the whole lamp are shortened.
Further, in a preferred embodiment of the present application, the cap 1 is entirely made of a metal material.
Further as a preferred embodiment, in the specific embodiment of the present application, the LED light source 3 is a COB-packaged LED lamp bead, or the LED light source 3 includes a substrate and a CSP-packaged LED lamp bead disposed on the substrate. If the LED light source 3 is a COB packaged LED lamp bead, the production and manufacturing process and time of the whole lamp can be shortened, and if the LED light source 3 comprises a substrate and a CSP packaged LED lamp bead arranged on the substrate, the cost of the LED light source 3 is effectively reduced.
While the preferred embodiment of the present application has been described in detail, the application is not limited to the embodiments, and various equivalent modifications and substitutions can be made by those skilled in the art without departing from the spirit of the application, and these modifications and substitutions are intended to be included in the scope of the present application as defined in the appended claims.
Claims (5)
1. A lamp structure, characterized in that: the LED light source comprises a cover cap (1), a radiator (2) and an LED light source (3), wherein the LED light source (3) comprises a first electric contact and a second electric contact, the first electric contact and the second electric contact are opposite polarity ends of the LED light source (3) respectively, the cover cap (1) comprises a first light source connecting part and a first power supply connecting part, the first light source connecting part and the first power supply connecting part are electrically connected, the radiator (2) comprises a second light source connecting part and a second power supply connecting part, the second light source connecting part and the second power supply connecting part are electrically connected, the first electric contact of the LED light source (3) is in direct contact with the first light source connecting part of the cover cap (1) to realize electric connection, and the second electric contact of the LED light source (3) is electrically connected with the second light source connecting part of the radiator (2);
the radiator (2) comprises a prismatic radiator (21) made of a metal material, the outer side surface of the prismatic radiator (21) is regarded as a second light source connecting part of the radiator (2), the second electric contact of the LED light source (3) is arranged on the back surface of the LED light source (3), and the back surface of the LED light source (3) is attached to the outer side surface of the prismatic radiator (21) to realize the electric connection between the second electric contact of the LED light source (3) and the second light source connecting part of the radiator (2);
the cap (1) comprises an annular pressing cover (11), a plurality of conductive fixing tables (13) are arranged on the inner side surface of the annular pressing cover (11) at equal intervals, the fixing tables (13) are regarded as first light source connecting parts of the cap (1), conductive bosses (31) are arranged on the LED light source (3), the conductive bosses (31) are regarded as first electrical contacts of the LED light source (3), the distance from the fixing tables (13) to the top of the annular pressing cover (11) is matched with the height of the conductive bosses (31), and the accommodating gap between every two adjacent fixing tables (13) is larger than the width of the conductive bosses (31);
the central axis of the prismatic radiator (21) is provided with a through hole (22), the cap (1) also comprises a conducting rod (12), the conducting rod (12) is arranged at the central position of the bottom of the annular gland (11), the conducting rod (12) is regarded as a first power supply connection part of the cap (1), and the conducting rod (12) extends from the top end to the bottom end of the prismatic radiator (21) through a through hole (22) of the prismatic radiator (21);
a threaded connector (23) is further arranged at the bottom of the prismatic radiator (21), and the threaded connector (23) is used as a second power supply connecting part of the radiator (2);
the whole cap (1) is made of a metal material;
the LED light source (3) is a COB packaged LED lamp bead, or the LED light source (3) comprises a substrate and a CSP packaged LED lamp bead arranged on the substrate.
2. A light fixture structure as recited in claim 1, wherein: the second electric contact of the LED light source (3) is in direct contact with or welded with the second light source connecting part of the radiator (2) to realize electric connection.
3. A light fixture structure as recited in claim 1, wherein: a cylindrical first insulating sheet (4) is arranged between the conducting rod (12) and the prismatic radiator (21), and a sheet-shaped second insulating sheet (5) is arranged between the annular pressing cover (11) and the prismatic radiator (21).
4. A light fixture structure as recited in claim 1, wherein: the conductive rod (12) and the annular gland (11) are integrally formed.
5. A light fixture structure as recited in claim 1, wherein: the cap (1) and the radiator (2) are used as media for connecting the LED light source (3) with an external power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810831426.XA CN108775510B (en) | 2018-07-26 | 2018-07-26 | Lamp structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810831426.XA CN108775510B (en) | 2018-07-26 | 2018-07-26 | Lamp structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108775510A CN108775510A (en) | 2018-11-09 |
| CN108775510B true CN108775510B (en) | 2023-10-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810831426.XA Active CN108775510B (en) | 2018-07-26 | 2018-07-26 | Lamp structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108775510B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011129439A (en) * | 2009-12-19 | 2011-06-30 | Jimbo Electric Co Ltd | Led lighting device |
| CN201992389U (en) * | 2011-01-06 | 2011-09-28 | 山东霓虹王电子有限公司 | Energy-saving environment friendly LED daylight lamp |
| WO2011147286A1 (en) * | 2010-05-28 | 2011-12-01 | 方方 | Chip light emitting diode structure on board |
| CN103499043A (en) * | 2013-10-22 | 2014-01-08 | 广东本邦电器有限公司 | Led lamp bulb |
| CN107013867A (en) * | 2017-06-01 | 2017-08-04 | 广州市日雄电子科技有限公司 | A kind of automobile LED headlamp |
-
2018
- 2018-07-26 CN CN201810831426.XA patent/CN108775510B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011129439A (en) * | 2009-12-19 | 2011-06-30 | Jimbo Electric Co Ltd | Led lighting device |
| WO2011147286A1 (en) * | 2010-05-28 | 2011-12-01 | 方方 | Chip light emitting diode structure on board |
| CN201992389U (en) * | 2011-01-06 | 2011-09-28 | 山东霓虹王电子有限公司 | Energy-saving environment friendly LED daylight lamp |
| CN103499043A (en) * | 2013-10-22 | 2014-01-08 | 广东本邦电器有限公司 | Led lamp bulb |
| CN107013867A (en) * | 2017-06-01 | 2017-08-04 | 广州市日雄电子科技有限公司 | A kind of automobile LED headlamp |
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| Publication number | Publication date |
|---|---|
| CN108775510A (en) | 2018-11-09 |
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