CN103375743A - PAR20 light-emitting diode (LED) spotlight - Google Patents
PAR20 light-emitting diode (LED) spotlight Download PDFInfo
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- CN103375743A CN103375743A CN2013103252565A CN201310325256A CN103375743A CN 103375743 A CN103375743 A CN 103375743A CN 2013103252565 A CN2013103252565 A CN 2013103252565A CN 201310325256 A CN201310325256 A CN 201310325256A CN 103375743 A CN103375743 A CN 103375743A
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- heat
- cooling
- lens
- radiating seat
- light
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Abstract
The invention discloses a PAR20 light-emitting diode (LED) spotlight which comprises a lens fixing ring, a lens, screws, a lens fixing seat, an LED, a cooling seat, a cooling casing, an insulation fixed seat, a driving power source, a connection part and a light base. The PAR20 LED spotlight is characterized in that the lens fixing ring is in buckling connection with the lens fixing seat; the cooling seat is embedded in the cooling casing through clearance fit of the top of the cooling seat, a plurality of longitudinal cooling through holes are formed in the lateral wall of the cooling seat, and a plurality of cooling ribs are arranged on the outer side of the cooling seat; a cooling inner groove is arranged in the cooling casing, and a hollow-out ventilation groove is arranged at the bottom of the cooling casing. According to the PAR20 LED spotlight, an annular ventilation inlet, the cooling through holes, the cooling inner groove, the hollow-out ventilation groove and an arc longitudinal through groove are communicated in sequence to form a longitudinal cooling channel. By means of the physical phenomenon that upper air is hotter than lower air, heat energy generated by the driving power source and the LED can be quickly guided out upwards due to the convection of the upper air and the lower air.
Description
Technical field
The present invention relates to LED lamp field, relate in particular to a kind of LED lamp that meets the star requirement of american energy, specifically a kind ofly can satisfy that the UL safety requires and the LED lamp of the star of american energy, can wide use in various places and scope.
Background technology
Society is more and more urgent to the demand of energy saving environmental protection product, and the led light source product is with the characteristic of its energy-conserving and environment-protective, and it is increasing to use more and more wider market demand.Led light source and light fixture have junction temperature too high at present, the fatal shortcoming that light decay is serious.It is one of difficult problem that hinders the development of LED illuminating product.So the high light efficiency of LED illuminating product and advanced LED cooling system be designed to a very important research topic.Mostly lamp on the current market is to satisfy the heat radiation requirement by increasing volume and area of dissipation, yet product weight and cost also have significantly increase when increasing volume, area of dissipation.Because the appearance and size size of led light source product is limited in the critical field, namely whole lamp body is long-pending limited, and the area of dissipation that increases at limited volume is limited.
Summary of the invention
What the present invention will solve is the problems referred to above that prior art exists, aim to provide a kind of follow-on PAR20LED shot-light, in the volume and weight that does not increase lamp body, adopt unique cooling system design, utilize air at the inside of whole lamp, the outside path that forms, take away most heat, thereby improve whole lamp radiating efficiency.
For addressing the above problem, the present invention is by the following technical solutions: the PAR20LED shot-light, comprise lens retainer ring, lens, screw, lens holder, LED, radiating seat, heat-dissipating casing, insulation holder, driving power, connector and lamp holder, described driving power is arranged in the described connector, it is characterized in that described lens place in the described lens holder, described lens retainer ring is connected with described lens holder buckle; Described screw passes in the screw that is screwed into behind described radiating seat, heat-dissipating casing and the insulation holder on the described connector; Described LED is compressed and is fixed in the described radiating seat by described lens holder; Described radiating seat is embedded in the described heat-dissipating casing by the interference fit at top, offers a plurality of vertical heat radiation through holes on the sidewall of described radiating seat, and the outside of described radiating seat is provided with many radiating ribs; Be provided with one group of heat radiation rib radially in the described heat-dissipating casing, form the longitudinally heat radiation inside groove that is communicated with described heat radiation through hole between the adjacent heat radiation rib, the bottom of described heat-dissipating casing is provided with the hollow out ventilation slot that is communicated with the described inside groove that respectively dispels the heat; Described lens retainer ring diameter makes described heat radiation through hole open the rear loop vent entrance that forms on the radiating seat top less than the radiating seat top end diameter; Described connector is provided with the vertical groove of circular arc that is communicated with described hollow out ventilation slot.
PAR20LED shot-light of the present invention has following characteristics:
1, the hollow out ventilation slot of the heat radiation inside groove in the heat radiation through hole of the loop vent entrance on radiating seat top, radiating seat sidewall, heat-dissipating casing, heat-dissipating casing bottom and the vertical groove of circular arc on the connector are communicated with successively and form longitudinally heat dissipation channel, utilize the physical phenomenon of air upper heat and lower cold, the heat that driving power and LED is produced by the cross-ventilation design up and down derivation that can promptly make progress.
2, the lens retainer ring is connected with lens holder buckle, is convenient to maintenance and changes parts.
3, the heat radiation inside groove only is arranged on the heat-dissipating casing inner surface, and the outer surface of heat-dissipating casing still is smooth surface, thereby is difficult for dust stratification, and cleans easily, and the maintenance cost of product is lower.
4, connector is provided with the insulation holder, and driving power is encapsulated in the airtight environment, can be filled with the heat conduction casting glue, is conducive to heat conduction, further improves radiating effect.
5, two radiators of radiating seat and heat-dissipating casing make two to fit tightly and can not separate easily by interference fit, and effect is that the thermal resistance that reduces between two radiators improves radiating efficiency, makes things convenient for simultaneously production operation to improve production line general assembly efficient.
6, radiating seat is provided with the muscle position of heat radiation type and is provided with the heat radiation through hole, has increased area of dissipation, is conducive to improve radiating effect.
According to the present invention, it can be being connected of conventional grab and draw-in groove that the lens retainer ring is connected with the lens holder that buckle connects.Yet common this connected mode is pegged graft easily, grab need to be withdrawed from draw-in groove during dropout, will bring following problem like this: when grab quantity surpasses two, can't pin simultaneously all grabs and make its dropout; When grab quantity only was 1-2, its fixed effect was undesirable.As a further improvement on the present invention, described lens are provided with grab, and described lens holder is provided with breach and the alveolus that matches with described grab.Screw in alveolus behind the breach with the insertion of the grab on lens lens holder, lens are connected with lens holder buckle; Otherwise the reverse rotation lens make the grab on it deviate from just from the breach of lens holder and can dismantle easily.And, can not damage grab after the multi-pass operation of this buckle mode.
According to the present invention, the vertical heat radiation through hole on the described radiating seat sidewall can only limit to sidewall.One preferred embodiment, and the vertical heat radiation through hole on the described radiating seat sidewall extends to the bottom from sidewall, and it is more direct that it is communicated with the heat radiation inside groove of heat-dissipating casing, is conducive to heat radiation.
As a further improvement on the present invention, described heat-dissipating casing also has the bottom circular cavity of accommodating described connector, and this structure makes more compact structure of the present invention.
As a further improvement on the present invention, described connector is provided with 4 vertical grooves of circular arc.
As a further improvement on the present invention, described driving power is installed in the inner chamber of described connector, and the filling heat-conductive casting glue, further improves radiating effect.
Description of drawings
The invention will be further described below in conjunction with the drawings and specific embodiments.
Fig. 1 is the explosive view of PAR20LED shot-light of the present invention.
Fig. 2 is the structural representation of PAR20LED shot-light of the present invention.
Fig. 3 is the structural representation of lens retainer ring of the present invention.
Fig. 4 is the structural representation of lens of the present invention.
Fig. 5 is the structural representation of lens holder of the present invention.
Fig. 6 is the upward view of Fig. 5.
Fig. 7 is the top view of Fig. 5.
Fig. 8 is the stereogram of radiating seat of the present invention.
Fig. 9 is the upward view of radiating seat of the present invention.
Figure 10 is the top view of radiating seat of the present invention.
Figure 11 is the stereogram of heat-dissipating casing of the present invention.
Figure 12 is the structural representation of heat-dissipating casing of the present invention.
Figure 13 is the top view of heat-dissipating casing of the present invention.
Figure 14 is the interference fit schematic diagram of radiating seat of the present invention and heat-dissipating casing assembly.
Figure 15 is the enlarged drawing at the B place of Figure 14.
Figure 16 is the stereogram of connector of the present invention.
The specific embodiment
With reference to accompanying drawing, PAR20LED shot-light of the present invention comprises lens retainer ring 1, lens 2, screw 3, lens holder 4, LED5, radiating seat 6, heat-dissipating casing 7, insulation holder 8, driving power 12, connector 9 and lamp holder 10.Described lens 2 place in the described lens holder 4, and described lens retainer ring 1 is connected with described lens holder 4 buckles.Described screw 3 passes in the screw 902 that is screwed into behind described radiating seat 6, heat-dissipating casing 7 and the insulation holder 8 on the described connector 9; Described LED5 is compressed and is fixed in the described radiating seat 6 by described lens holder 4; Described radiating seat 6 is embedded in the described heat-dissipating casing 7 by the interference fit at top, offers a plurality of vertical heat radiation through holes 602 on the sidewall of described radiating seat 6, and the outside of described radiating seat 6 is provided with many radiating ribs 601; Be provided with one group of heat radiation rib 701 radially in the described heat-dissipating casing 7, form the longitudinally heat radiation inside groove 702 that is communicated with described heat radiation through hole 602 between the adjacent heat radiation rib 701, the bottom of described heat-dissipating casing 7 is provided with the hollow out ventilation slot 703 that is communicated with the described inside groove 702 that respectively dispels the heat; Described lens retainer ring 1 diameter makes described heat radiation through hole 602 open the rear loop vent entrance 13 that forms on the radiating seat top less than radiating seat 6 top end diameter; Described connector 9 is provided with 4 vertical grooves 901 of circular arc that are communicated with described hollow out ventilation slot 703.
Described lens 2 carry out buckle with described lens holder 4 by following structure and are connected: described lens 2 are provided with grab 101, and described lens holder 4 is provided with breach 402 and the alveolus 403 that matches with described grab 101.During installation, screw in alveolus behind the breach with the insertion of the grab on lens lens holder, lens are connected with lens holder buckle; Otherwise reverse rotation lens retainer ring makes the grab on it deviate from just from the breach of lens holder and can dismantle easily.
Vertical heat radiation through hole 602 on described radiating seat 6 sidewalls extends to the bottom from sidewall.
Described heat-dissipating casing 7 also has the bottom circular cavity 704 of accommodating described connector 9.
Described driving power 12 is installed in the inner chamber 903 of described connector 9, and the filling heat-conductive casting glue.
PAR20LED shot-light of the present invention, assemble in the following manner:
1, described lamp holder 10 is rotated with fixed the connection with connector 9 mutual teeth.
2, described connector 9 is locked by screw 3 with heat-dissipating casing 7 radiating seats 6 lens holders 4.
3, described LED5 scioptics holder 4 is fixed.
4, described lens 2 cooperatively interact with lens holder 4 and are tightened by the lens retainer ring.
5, described lens retainer ring 1 is stuck on the lens holder by buckle structure.
6, described radiating seat 6,7 two radiators of heat-dissipating casing make two to fit tightly and can not separate easily by interference fit, and effect is that the thermal resistance that reduces between two radiators improves radiating efficiency, makes things convenient for simultaneously production operation to improve production line general assembly efficient.
What should be understood that is: above-described embodiment is just to explanation of the present invention, rather than limitation of the present invention, and any innovation and creation that do not exceed in the connotation scope of the present invention all fall within protection scope of the present invention.
Claims (6)
1.PAR20LED shot-light, comprise lens retainer ring (1), lens (2), screw (3), lens holder (4), LED(5), radiating seat (6), heat-dissipating casing (7), insulation holder (8), driving power (12), connector (9) and lamp holder (10), described driving power (12) is arranged in the described connector (9), it is characterized in that described lens (2) place in the described lens holder (4), described lens retainer ring (1) is connected with described lens holder (4) buckle; Described screw (3) passes in the screw (902) that is screwed into behind described radiating seat (6), heat-dissipating casing (7) and the insulation holder (8) on the described connector (9); Described LED(5) compressed and be fixed in the described radiating seat (6) by described lens holder (4); Described radiating seat (6) is embedded in the described heat-dissipating casing (7) by the interference fit at top, offer a plurality of through holes (602) that dispel the heat longitudinally on the sidewall of described radiating seat (6), the outside of described radiating seat (6) is provided with many radiating ribs (601); Be provided with one group of heat radiation rib (701) radially in the described heat-dissipating casing (7), form the longitudinally heat radiation inside groove (702) that is communicated with described heat radiation through hole (602) between the adjacent heat radiation rib (701), the bottom of described heat-dissipating casing (7) is provided with the hollow out ventilation slot (703) that is communicated with the described inside groove (702) that respectively dispels the heat; Described lens retainer ring (1) diameter makes described heat radiation through hole (602) open the rear loop vent entrance (13) that forms on the radiating seat top less than radiating seat (6) top end diameter; Described connector (9) is provided with the vertical groove of circular arc (901) that is communicated with described hollow out ventilation slot (703).
2. PAR20LED shot-light as claimed in claim 1 is characterized in that described lens (2) are provided with grab (101), and described lens holder (4) is provided with breach (402) and the alveolus (403) that matches with described grab (101).
3. PAR20LED shot-light as claimed in claim 1 is characterized in that the vertical heat radiation through hole (602) on described radiating seat (6) sidewall extends to the bottom from sidewall.
4. PAR20LED shot-light as claimed in claim 1 is characterized in that described heat-dissipating casing (7) also has the bottom circular cavity (704) of accommodating described connector (9).
5. PAR20LED shot-light as claimed in claim 1 is characterized in that described connector (9) is provided with 3 vertical grooves of circular arc (901).
6. such as any one described PAR20LED shot-light of claim 1-5, it is characterized in that described driving power (12) is installed in the inner chamber (903) of described connector (9), and the filling heat-conductive casting glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310325256.5A CN103375743B (en) | 2013-07-30 | 2013-07-30 | PAR20 LED spotlight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310325256.5A CN103375743B (en) | 2013-07-30 | 2013-07-30 | PAR20 LED spotlight |
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| Publication Number | Publication Date |
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| CN103375743A true CN103375743A (en) | 2013-10-30 |
| CN103375743B CN103375743B (en) | 2016-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310325256.5A Active CN103375743B (en) | 2013-07-30 | 2013-07-30 | PAR20 LED spotlight |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105299543A (en) * | 2015-11-09 | 2016-02-03 | 繁昌县倍思创业服务有限公司 | High-power LED spot lamp |
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| WO2009048956A2 (en) * | 2007-10-09 | 2009-04-16 | Philips Solid-State Lighting Solutions | Integrated led-based luminaire for general lighting |
| CN202158497U (en) * | 2011-07-26 | 2012-03-07 | 讯凯国际股份有限公司 | Optical lens and lighting device with same |
| CN202419375U (en) * | 2012-01-13 | 2012-09-05 | 浙江捷莱照明有限公司 | LED (light-emitting diode) spot lamp |
| CN202613121U (en) * | 2012-04-13 | 2012-12-19 | 安徽瑞煌光电科技有限公司 | Light emitting diode (LED) parabolic aluminized reflector (PAR) lamp |
| CN202647290U (en) * | 2012-05-30 | 2013-01-02 | 深圳市万家照明有限公司 | Lamp body and light-emitting diode (LED) bulb |
| CN202708713U (en) * | 2012-07-12 | 2013-01-30 | 广东亚一照明科技有限公司 | LED (light emitting diode) lamp |
| CN202884689U (en) * | 2012-10-19 | 2013-04-17 | 四川柏狮光电技术有限公司 | Simple and practical light-emitting diode (LED) spot light with ceramic light-leaking structure |
| WO2013055388A2 (en) * | 2011-10-03 | 2013-04-18 | Solais Lighting, Inc. | Led illumination source with improved visual characteristics |
| CN203464059U (en) * | 2013-07-30 | 2014-03-05 | 横店集团得邦照明股份有限公司 | PAR20 light-emitting diode (LED) spotlight |
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2013
- 2013-07-30 CN CN201310325256.5A patent/CN103375743B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009048956A2 (en) * | 2007-10-09 | 2009-04-16 | Philips Solid-State Lighting Solutions | Integrated led-based luminaire for general lighting |
| CN202158497U (en) * | 2011-07-26 | 2012-03-07 | 讯凯国际股份有限公司 | Optical lens and lighting device with same |
| WO2013055388A2 (en) * | 2011-10-03 | 2013-04-18 | Solais Lighting, Inc. | Led illumination source with improved visual characteristics |
| CN202419375U (en) * | 2012-01-13 | 2012-09-05 | 浙江捷莱照明有限公司 | LED (light-emitting diode) spot lamp |
| CN202613121U (en) * | 2012-04-13 | 2012-12-19 | 安徽瑞煌光电科技有限公司 | Light emitting diode (LED) parabolic aluminized reflector (PAR) lamp |
| CN202647290U (en) * | 2012-05-30 | 2013-01-02 | 深圳市万家照明有限公司 | Lamp body and light-emitting diode (LED) bulb |
| CN202708713U (en) * | 2012-07-12 | 2013-01-30 | 广东亚一照明科技有限公司 | LED (light emitting diode) lamp |
| CN202884689U (en) * | 2012-10-19 | 2013-04-17 | 四川柏狮光电技术有限公司 | Simple and practical light-emitting diode (LED) spot light with ceramic light-leaking structure |
| CN203464059U (en) * | 2013-07-30 | 2014-03-05 | 横店集团得邦照明股份有限公司 | PAR20 light-emitting diode (LED) spotlight |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105299543A (en) * | 2015-11-09 | 2016-02-03 | 繁昌县倍思创业服务有限公司 | High-power LED spot lamp |
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| Publication number | Publication date |
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| CN103375743B (en) | 2016-12-28 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent of invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 322118 Hengdian Electronic Industrial Park, Jinhua, Zhejiang, China, Dongyang Applicant after: HENGDIAN GROUP TOSPO LIGHTING Co.,Ltd. Address before: 322118 Hengdian Electronic Industrial Park, Jinhua, Zhejiang, China, Dongyang Applicant before: Tospo Electronics Co.,Ltd. |
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| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: HENGDIAN GROUP TOSPO LIGHTING CO., LTD. TO: DEBANG LIGHTING CO., LTD. OF HENGDIAN GROUP |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: PAR20 LED spotlight Effective date of registration: 20221127 Granted publication date: 20161228 Pledgee: Agricultural Bank of China Limited Dongyang sub branch Pledgor: HENGDIAN GROUP TOSPO LIGHTING Co.,Ltd. Registration number: Y2022330003224 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |