CN201925887U - High-efficiency LED radiator - Google Patents
High-efficiency LED radiator Download PDFInfo
- Publication number
- CN201925887U CN201925887U CN2011200019847U CN201120001984U CN201925887U CN 201925887 U CN201925887 U CN 201925887U CN 2011200019847 U CN2011200019847 U CN 2011200019847U CN 201120001984 U CN201120001984 U CN 201120001984U CN 201925887 U CN201925887 U CN 201925887U
- Authority
- CN
- China
- Prior art keywords
- radiating fin
- heat conduction
- led radiator
- inner core
- efficient led
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model provides a high-efficiency LED radiator, which comprises a radiating fin group, an inner heat-conducting core, a seal part, an upper fastening cover, a lower fastening cover and an edge ring. The radiating fin group includes a plurality of radiating fins arranged uniformly around the inner heat-conducting core, the top of each radiating fin is provided with a lamp cap bayonet while the bottom of the radiating fin is provided with a fastening slot, and adjacent radiating fins are fastened mutually. The inner heat-conducting core is a hollow cylindrical section with a seal part hole, the outer wall of the seal part is in interference fit with the seal part of the inner heat-conducting core, a plurality of aluminum substrate fixing holes are arranged on the bottom surface, the upper fastening cover and the lower fastening cover are both in annular structure and sleeved on the upper end and the bottom of the whole radiating fin group, and the edge ring which is annular is arranged at the bottom of the radiating fin group and is fastened with the radiating fins mutually. The LED radiator is practical in structure, easy to process and install, tight in fastening connection and fine in heat dissipation and has wide application prospect.
Description
Technical field
The utility model relates to a kind of LED radiator, and especially a kind of LED radiator with great heat radiation effect belongs to the LED lighting technical field.
Background technology
LED (Light Emitting Diode) light emitting diode is a kind of solid-state semiconductor devices, and it can directly be converted into light to electricity.The heart of LED is a semi-conductive wafer, and an end of wafer is attached on the support, and an end is a negative pole, and the other end connects the positive pole of power supply, makes entire wafer by epoxy encapsulation.Semiconductor wafer is made up of two parts, and a part is a P-type semiconductor, occupies an leading position in its hole, the inside, and the other end is a N-type semiconductor, mainly is electronics here.But when these two kinds of semiconductors couple together, just form one " P-N knot " between them.When electric current acted on this wafer by lead, electronics will be pushed to the P district, and electronics will send energy with the form of photon, the luminous principle of LED that Here it is then with hole-recombination in the P district.
Led light source is because the advantage of low-voltage, life-span length has the trend that replaces conventional light source gradually.For led light source, the quality of heat dispersion is often determining the service life of LED light fixture, therefore objectively need a kind of simple in structure, and the LED radiator of good heat dissipation effect is installed easily.
Summary of the invention
The utility model promptly is a weak point not good at the radiating effect of present LED radiator field existence, that make and install inconvenience, provides a kind of being convenient to install, and the LED radiator of good heat dissipation effect.
Specifically, a kind of efficient LED radiator described in the utility model is characterized in that: described radiator comprises radiating fin group, heat conduction inner core, sealed piece, tightens lid, descends fastening cover and flange, and the structure of each several part and position relation are as described below:
1, the radiating fin group is made up of a plurality of radiating fins of evenly arranging around the heat conduction inner core, the top of each radiating fin is provided with the lamp holder bayonet socket, the bottom has draw-in groove, detains the assembly position and detains the mutual button assembly in assembly position down by going up of two ends about being positioned between the adjacent radiating fin;
2, the heat conduction inner core is the column section bar of hollow, and hollow hole is the sealed piece hole;
3, sealed piece comprises outer wall and bottom surface, and the sealed piece hole interference fit of outer wall and heat conduction inner core has several aluminium base fixing holes on the bottom surface;
4, tightening lid and following fastening cover is loop configuration, is enclosed within the upper end and the bottom of entire heat dissipation fins group;
5, flange is an annular, is positioned at radiating fin group bottom, and flange is provided with the fin draw-in groove identical with number of fins, by the draw-in groove clamping on fin draw-in groove and the radiating fin.
Described a kind of efficient LED radiator is characterized in that: the outside, the upper end of described radiating fin have have crimping on detain a little, tighten the last draw-in groove that position that the inboard of lid contacts with each radiating fin is provided with the arc that cooperates with last button point.
Described a kind of efficient LED radiator is characterized in that: have the following button point with crimping in the bottom of described radiating fin, the position that the inboard of following fastening cover contacts with each radiating fin is provided with and detains a lower bayonet slot of the arc that cooperates down.
Described a kind of efficient LED radiator is characterized in that: the described upper end that tightens lid is provided with blocks the edge on extended to the inside.
Described a kind of efficient LED radiator is characterized in that: the lower end of described down fastening cover is provided with blocks the edge under extended laterally.
Described a kind of efficient LED radiator is characterized in that: the position that described radiating fin contacts with the heat conduction inner core be provided with heat conduction in the contact-making surface that coincide of core outer surface radian.
Described a kind of efficient LED radiator is characterized in that: the contact-making surface of described radiating fin is divided into some flangings to the both sides turnover.
Described a kind of efficient LED radiator, it is characterized in that: the material of described radiator comprises aluminium or copper.
A kind of efficient LED radiator described in the utility model has following advantage:
1, with respect to traditional Section Bar Heat Sinks, aluminium flake punching press button is pieced together the radiator form, and number of fins increases, thereby area of dissipation increases greatly, and punch process production efficiency height and materials are few, thereby have improved speed of production, have reduced production cost and energy-conserving and environment-protective;
2, the contact-making surface of fitting with the heat conduction inner core on the radiating fin is divided into plurality of sections, and becomes rightabout flanging, and flanging is pressed into the arc consistent with the outer wall of heat conduction inner core, to guarantee contacting of radiating fin and heat conduction inner core maximum area;
3, the sealed piece that is stamped to form with the good material of heat conductivility (aluminium or copper), with the sealed piece hole interference fit on the heat conduction inner core, the catching groove of fastening cover and the button point interference fit on the radiating fin about radiating fin passes through, effectively fin is drawn over to one's side, the outer wall of the contact-making surface of fin and heat conduction inner core fits tightly; Draw-in groove on the flange engages mutually with draw-in groove on the fin, it is not loosening that fin is evenly distributed, and combining closely of above-mentioned parts guaranteed the good property of heat conduction and heat radiation, and this technology has replaced traditional welding manner, simplified production procedure, production efficiency is improved greatly;
4, the outer of fastening cover extends to form down and block the edge laterally down, fits with the fins group bottom surface, with the light-emitting zone sealing, to prevent entering of dust and winged insect.
Description of drawings
Fig. 1 is the structural representation of the radiating fin of a kind of efficient LED radiator described in the utility model;
Fig. 2 is the mounting structure schematic diagram of the radiating fin group of a kind of efficient LED radiator described in the utility model;
Fig. 3 is the structural representation of the heat conduction inner core of a kind of efficient LED radiator described in the utility model;
Fig. 4 is the structural representation that tightens lid of a kind of efficient LED radiator described in the utility model;
Fig. 5 is the structural representation of the following fastening cover of a kind of efficient LED radiator described in the utility model;
Fig. 6 is the structural representation of the sealed piece of a kind of efficient LED radiator described in the utility model;
Fig. 7 is the structural representation of the flange of a kind of efficient LED radiator described in the utility model;
Fig. 8 is the radiating fin and the heat conduction inner core assembling schematic diagram of a kind of efficient LED radiator described in the utility model;
Fig. 9 is the package assembly schematic diagram of a kind of efficient LED radiator described in the utility model;
Wherein, 1 for radiating fin, 2 for the heat conduction inner core, 5 for sealed piece, 6 for flange, 10 for the lamp holder bayonet socket, 11 for last buckle piece together the position, 12 for last buckle point, 13 for buckle down point, 14 for draw-in groove, 15 for buckle down piece together the position, 16 for contact-making surface, 20 for the sealed piece hole, 30 for last draw-in groove, 31 on block along, 40 for lower bayonet slot, 41 for block down along, 50 be aluminium base plate hole fixing hole, 51 for outer wall, 60 for the fin draw-in groove.
The specific embodiment
Be described in detail below in conjunction with the structure and the installation of accompanying drawing a kind of efficient LED radiator described in the utility model; purpose is better to understand technology contents described in the utility model for the public; rather than to the restriction of described technology contents; in fact, the increase and decrease of carrying out in not violating the spiritual essence of invention of the present utility model to any parts and structure, replacement and improvement are all within the utility model technical scheme required for protection.
A kind of efficient LED radiator described in the utility model, comprise radiating fin group, heat conduction inner core, sealed piece, tighten lid, descend fastening cover and flange, wherein, the radiating fin group is made up of a plurality of radiating fins of evenly arranging around the heat conduction inner core, as shown in Figure 1, the top of each radiating fin is provided with lamp holder bayonet socket 10, and the bottom has draw-in groove 14, detains assembly position 11 and detains the 15 mutual button assemblies of assembly position down by going up of two ends about being positioned between the adjacent radiating fin; As the utility model preferred embodiment, can also the outside, the upper end of described radiating fin have have crimping on button point 12, with tighten the lid cooperatively interact, have following button point 13 with crimping in the bottom of described radiating fin, cooperatively interact with following fastening cover, in order to increase the area that radiating fin contacts with the heat conduction inner core, the position that described radiating fin contacts with the heat conduction inner core be provided with heat conduction in the contact-making surface 16 that coincide of core outer surface radian, preferably, contact-making surface 16 is divided into the flanging of multistage to the different directions turnover.Adjacent radiating fin 1 is pieced together a position snapping mutually by detaining up and down, constitutes the radiating fin group, as shown in Figure 2.
As shown in Figure 3, heat conduction inner core 2 is the column section bar of hollow, hollow hole is sealed piece hole 20, sealed piece comprises outer wall 51 and bottom surface, sealed piece hole 20 interference fit of outer wall 51 and heat conduction inner core, have several aluminium base fixing holes 50 on the bottom surface, be used for fixing aluminium base, the structure of sealed piece as shown in Figure 6.
As shown in Figure 4 and Figure 5, tightening lid and following fastening cover is loop configuration, be enclosed within the upper end and the bottom of entire heat dissipation fins group, wherein, tighten the last draw-in groove 30 that position that the inboard of lid contacts with each radiating fin is provided with the arc that cooperates with last button point, the upper end that tightens lid is provided with blocks along 31 on extended to the inside; Same, the position that the inboard of following fastening cover contact with each radiating fin is provided with the lower bayonet slot 40 with a time button arc that cooperates, and the bottom of following fastening cover is provided with blocks along 41 under extended laterally.
As shown in Figure 7, flange 6 is an annular, is positioned at the bottom of radiating fin group, and flange 6 is provided with the fin draw-in groove 60 identical with number of fins, by draw-in groove 14 clampings on fin draw-in groove 60 and the radiating fin.
Fig. 8 is the schematic diagram of radiating fin and heat conduction inner core assembling amalgamation, and above fastening cover 3 is for example describes, in fact, the button of following fastening cover piece together mode with tighten cover identical.As figure shows, radiating fin 1 is by after the mutual button in button assembly position is pieced together up and down, heat conduction inner core 2 is inserted in the space of radiating fin group bottom, to tighten the upper groove 30 that covers then aims on the upward button point 12 that has outside radiating fin 1 upper end, make the contact-making surface 16 of radiating fin 1 fit with the intimate of heat conduction inner core 2, tighten and built the effect that radiating fin is drawn in, make radiating fin group and heat conduction inner core fit tightly better heat-radiation effect.
The processing and the installation steps of described radiator are as described below:
1, radiating fin quantity punching press on request and fastening are the radiating fin group;
2, the sealed piece that is stamped to form is pressed on the heat conduction inner core in the sealed piece hole with its interference fit, make its bottom surface concordant, and the inwall in sealed piece hole fits tightly on the outer wall of sealed piece and the heat conduction inner core with the bottom face of heat conduction inner core;
3, the heat conduction inner core that will press sealed piece is inserted radiating fin group endoporus, fastening cover is aimed at the corresponding point of button up and down on the fins group and is pressed into about inciting somebody to action again, the contact-making surface (comprising flanging) of radiating fin and the outer wall of heat conduction inner core are fitted tightly, and following fastening cover is concordant with the bottom surface of the heat conduction inner core of sealed piece, forms for aluminium base the plane of fitting is installed;
4, be equipped with corresponding draw-in groove on radiating fin and the flange, the fin draw-in groove on the flange is aimed at the draw-in groove on the radiating fin snapped in, flange is pressed solidly on the radiating fin group;
5, aluminium base is fitted with the radiator bottom surface by aluminium base installing hole locking on screw and the sealed piece;
6, lamp holder engages with the lamp holder bayonet socket of radiator, and aluminium base is fixed on the aluminium base installed surface of radiator bottom and with it and fits tightly.
At last, be assembled into structure as shown in Figure 6, the material of the preferred good heat dissipation effect of material of described heat conduction inner core, radiating fin and sealed piece for example can be metallic aluminium or copper.
A kind of efficient LED radiator described in the utility model, the structure practicality, processing and installation are easy, and clamping is tight, and good heat dissipation effect has broad application prospects.
Claims (8)
1. efficient LED radiator is characterized in that: described radiator comprises radiating fin group, heat conduction inner core, sealed piece, tightens lid, fastening cover and flange down, and the structure of each several part and position relation are as described below:
1) the radiating fin group is made up of a plurality of radiating fins of evenly arranging around the heat conduction inner core, and the top of each radiating fin is provided with the lamp holder bayonet socket, and the bottom has draw-in groove, detains the assembly position and detains the mutual button assembly in assembly position down by going up of two ends about being positioned between the adjacent radiating fin;
2) the heat conduction inner core is the column section bar of hollow, and hollow hole is the sealed piece hole;
3) sealed piece comprises outer wall and bottom surface, and the sealed piece hole interference fit of outer wall and heat conduction inner core has several aluminium base fixing holes on the bottom surface;
4) tightening lid and following fastening cover is loop configuration, is enclosed within the upper end and the bottom of entire heat dissipation fins group;
5) flange is an annular, is positioned at radiating fin group bottom, and flange is provided with the fin draw-in groove identical with number of fins, by the draw-in groove clamping on fin draw-in groove and the radiating fin.
2. a kind of efficient LED radiator according to claim 1, it is characterized in that: the outside, the upper end of described radiating fin have have crimping on detain a little, tighten the last draw-in groove that position that the inboard of lid contacts with each radiating fin is provided with the arc that cooperates with last button point.
3. a kind of efficient LED radiator according to claim 1, it is characterized in that: have the following button point with crimping in the bottom of described radiating fin, the position that the inboard of following fastening cover contacts with each radiating fin is provided with and detains a lower bayonet slot of the arc that cooperates down.
4. a kind of efficient LED radiator according to claim 1 and 2 is characterized in that: the described upper end that tightens lid is provided with blocks the edge on extended to the inside.
5. according to claim 1 or 3 described a kind of efficient LED radiators, it is characterized in that: the lower end of described down fastening cover is provided with blocks the edge under extended laterally.
6. a kind of efficient LED radiator according to claim 1 is characterized in that: the position that described radiating fin contacts with the heat conduction inner core be provided with heat conduction in the contact-making surface that coincide of core outer surface radian.
7. a kind of efficient LED radiator according to claim 6 is characterized in that: the contact-making surface of described radiating fin is divided into some flangings to the both sides turnover.
8. a kind of efficient LED radiator according to claim 1, it is characterized in that: the material of described radiator comprises aluminium or copper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200019847U CN201925887U (en) | 2011-01-04 | 2011-01-04 | High-efficiency LED radiator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200019847U CN201925887U (en) | 2011-01-04 | 2011-01-04 | High-efficiency LED radiator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201925887U true CN201925887U (en) | 2011-08-10 |
Family
ID=44429734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200019847U Expired - Fee Related CN201925887U (en) | 2011-01-04 | 2011-01-04 | High-efficiency LED radiator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201925887U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102635839A (en) * | 2011-12-02 | 2012-08-15 | 京东方科技集团股份有限公司 | LED (Light-Emitting Diode) lamp and heat radiator thereof |
| US9182082B2 (en) | 2011-12-02 | 2015-11-10 | Boe Technology Group Co., Ltd. | LED-light heatsink and LED lamp |
-
2011
- 2011-01-04 CN CN2011200019847U patent/CN201925887U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102635839A (en) * | 2011-12-02 | 2012-08-15 | 京东方科技集团股份有限公司 | LED (Light-Emitting Diode) lamp and heat radiator thereof |
| CN102635839B (en) * | 2011-12-02 | 2015-04-01 | 京东方科技集团股份有限公司 | LED (Light-Emitting Diode) lamp and heat radiator thereof |
| US9182082B2 (en) | 2011-12-02 | 2015-11-10 | Boe Technology Group Co., Ltd. | LED-light heatsink and LED lamp |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202392473U (en) | LED lamp with built-in driving circuit | |
| CN201475704U (en) | Through hole radiating LED lamp | |
| CN205447292U (en) | High -efficient low -loss LED lamp | |
| US20150372211A1 (en) | Light emitting diode package | |
| CN201925887U (en) | High-efficiency LED radiator | |
| CN201885194U (en) | Press fixing type LED radiator | |
| CN205560300U (en) | Packaged type LED lamp | |
| CN201706228U (en) | LED tapered lamp provided with heat dissipation device | |
| CN201973613U (en) | Led down lamp | |
| CN101363609B (en) | Light source assembly of high-power LED lamp and installation method thereof in lamp holder | |
| CN202065737U (en) | Light-emitting diode lamp | |
| CN201858555U (en) | LED fluorescent lamp tube capable of realizing multi-angle luminescence | |
| CN202452186U (en) | Light emitting diode (LED) lamp | |
| CN203147520U (en) | Single lens type LED (Light-emitting Diode) flood light | |
| CN202056580U (en) | LED (light-emitting diode) floodlighting lamp module | |
| CN201336321Y (en) | Large power luminous diode encapsulating structure | |
| CN214119949U (en) | LED paster support light source packaging structure | |
| CN201973501U (en) | High-efficiency heat-radiating LED lamp | |
| CN213577351U (en) | LED lamp stand convenient to dismouting is overhauld | |
| CN207132118U (en) | A kind of LED bulb being easily installed | |
| CN202797059U (en) | Light emitting diode (LED) | |
| CN202253038U (en) | Low-power LED lamp | |
| CN203868996U (en) | High-power high-heat-dissipation LED lamp | |
| CN213184335U (en) | High-efficient high color rendering COB light source | |
| CN215637007U (en) | Multi-chip LED packaging structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110810 Termination date: 20150104 |
|
| EXPY | Termination of patent right or utility model |