CN203464059U - PAR20 light-emitting diode (LED) spotlight - Google Patents

PAR20 light-emitting diode (LED) spotlight Download PDF

Info

Publication number
CN203464059U
CN203464059U CN201320459326.1U CN201320459326U CN203464059U CN 203464059 U CN203464059 U CN 203464059U CN 201320459326 U CN201320459326 U CN 201320459326U CN 203464059 U CN203464059 U CN 203464059U
Authority
CN
China
Prior art keywords
heat dissipation
heat
lens
radiating seat
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.)
Active
Application number
CN201320459326.1U
Other languages
Chinese (zh)
Inventor
龚伊
李伟刚
何婷婷
杜罡
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hengdian Group Tospo Lighting Co Ltd
Original Assignee
Hengdian Group Tospo Lighting Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hengdian Group Tospo Lighting Co Ltd filed Critical Hengdian Group Tospo Lighting Co Ltd
Priority to CN201320459326.1U priority Critical patent/CN203464059U/en
Application granted granted Critical
Publication of CN203464059U publication Critical patent/CN203464059U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model discloses a PAR20 light-emitting diode (LED) spotlight which comprises a lens fixing ring, a lens, a screw, a lens fixing seat, an LED, a heat dissipation base, a heat dissipation casing, an insulating fixing seat, a driving power supply, a connecting piece and a lamp cap. The PAR20 LED spotlight is characterized in that the lens fixing ring is in buckle connection with the lens fixing seat, the heat dissipation base is embedded in the heat dissipation casing through interference fit at the top, a side wall of the heat dissipation base is provided with a plurality of longitudinal heat dissipation through holes, a plurality of heat dissipation ribs are arranged on the outer side of the heat dissipation base, heat dissipation inner grooves are arranged in the heat dissipation casing, and the bottom of the heat dissipation casing is provided with hollow ventilating grooves. An annular ventilating inlet, the heat dissipation through holes, the heat dissipation inner grooves, the hollow ventilating grooves and an arc-shaped longitudinal through groove are communicated sequentially to form a longitudinal heat dissipation channel, and by utilizing the physical phenomenon that upper air is hot while lower air is cold, heat generated by the driving power supply and the LED can be rapidly led out upwards by vertical cross-ventilation design.

Description

PAR20LED shot-light
Technical field
The utility model relates to LED lamp field, relates in particular to a kind of LED lamp that meets the star requirement of american energy, specifically a kind ofly can meet that 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 LED light source product is with the characteristic of its energy-conserving and environment-protective, and the more and more wider market demand of application is increasing.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 hindering the development of LED illuminating product.So the design of the high light efficiency of LED illuminating product and advanced LED cooling system becomes a very important research topic.Mostly lamp on current market is to meet 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 critical field, whole lamp finite volume namely, the area of dissipation increasing on limited volume is limited.
Summary of the invention
To be solved in the utility model is the problems referred to above that prior art exists, aim to provide a kind of follow-on PAR20LED shot-light, when not increasing the volume and weight of 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 utility model is by the following technical solutions: 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 described connector, it is characterized in that described lens are placed in described lens holder, described lens retainer ring is connected with described lens holder buckle; Described screw is through in the screw being screwed into after described radiating seat, heat-dissipating casing and insulation holder on described connector; Described LED is compressed and is fixed in described radiating seat by described lens holder; Described radiating seat is embedded in described heat-dissipating casing by the interference fit at top, offers a plurality of longitudinal heat radiation through holes on the sidewall of described radiating seat, and the outside of described radiating seat is provided with many radiating ribs; In described heat-dissipating casing, be provided with one group of heat radiation rib radially, form the inside groove of heat radiation being longitudinally communicated with described heat radiation through hole between 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 is less than radiating seat top end diameter, makes on radiating seat top, to form loop vent entrance after described heat radiation through hole unlatching; Described connector is provided with the longitudinal groove of circular arc being communicated with described hollow out ventilation slot.
PAR20LED shot-light of the present utility model, has following characteristics:
1, the loop vent entrance on radiating seat top forms heat dissipation channel longitudinally, the hollow out ventilation slot of the heat radiation inside groove in the heat radiation through hole of radiating seat sidewall, heat-dissipating casing, heat-dissipating casing bottom and the longitudinal groove of circular arc on connector are communicated with successively, utilize the physical phenomenon of air upper heat and lower cold, the heat that driving power and LED is produced by the design of the upper and lower cross-ventilation derivation that can promptly make progress.
2, lens retainer ring is connected with lens holder buckle, is convenient to maintenance and changes parts.
3, heat radiation inside groove is only arranged on heat-dissipating casing inner surface, and the outer surface of heat-dissipating casing is still smooth surface, thereby is difficult for dust stratification, and easily cleans, and the maintenance cost of product is lower.
4, connector is provided with insulation holder, and driving power is encapsulated in an airtight environment, can be filled with 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 reducing between two radiators improves radiating efficiency, facilitates production operation to improve production line general assembly efficiency simultaneously.
6, radiating seat is provided with the muscle position of heat radiation type and is provided with heat radiation through hole, has increased area of dissipation, is conducive to improve radiating effect.
According to the utility model, it can be conventional grab and being connected of draw-in groove that the buckle of lens retainer ring and lens holder is connected.Yet common this connected mode is pegged graft easily, during dropout, grab need to be exited to draw-in groove, will bring following problem like this: when grab quantity surpasses two, cannot pin all grabs simultaneously and make its dropout; When grab quantity is only 1-2, its fixed effect is undesirable.As further improvement of the utility model, described lens are provided with grab, and described lens holder is provided with breach and the alveolus matching with described grab.By screwing in alveolus after the breach of the grab insertion lens holder on lens, lens are connected with lens holder buckle; Otherwise reverse rotation lens, make the grab on it deviate from just and can dismantle easily from the breach of lens holder.And, after the multi-pass operation of this buckle mode, can not damage grab.
According to the utility model, the longitudinal heat radiation through hole on described radiating seat sidewall can only limit to sidewall.One preferred embodiment, and the longitudinal heat radiation through hole on described radiating seat sidewall extends to bottom from sidewall, it is communicated with more direct with the heat radiation inside groove of heat-dissipating casing, is conducive to heat radiation.
As further improvement of the utility model, described heat-dissipating casing also has the bottom circular cavity of accommodating described connector, and this structure makes the utility model more compact structure.
As further improvement of the utility model, described connector is provided with 4 longitudinal grooves of circular arc.
As further improvement of the utility model, described driving power is arranged in the inner chamber of described connector, and filling heat-conductive casting glue, further improves radiating effect.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is the explosive view of the utility model PAR20LED shot-light.
Fig. 2 is the structural representation of the utility model PAR20LED shot-light.
Fig. 3 is the structural representation of the utility model lens retainer ring.
Fig. 4 is the structural representation of the utility model lens.
Fig. 5 is the structural representation of the utility model lens holder.
Fig. 6 is the upward view of Fig. 5.
Fig. 7 is the top view of Fig. 5.
Fig. 8 is the stereogram of the utility model radiating seat.
Fig. 9 is the upward view of the utility model radiating seat.
Figure 10 is the top view of the utility model radiating seat.
Figure 11 is the stereogram of the utility model heat-dissipating casing.
Figure 12 is the structural representation of the utility model heat-dissipating casing.
Figure 13 is the top view of the utility model heat-dissipating casing.
Figure 14 is the interference fit schematic diagram of the utility model radiating seat and heat-dissipating casing assembly.
Figure 15 is the enlarged drawing at the B place of Figure 14.
Figure 16 is the stereogram of the utility model connector.
The specific embodiment
With reference to accompanying drawing, PAR20LED shot-light of the present utility model, 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 are placed in described lens holder 4, and described lens retainer ring 1 is connected with described lens holder 4 buckles.Described screw 3 is screwed in the screw 902 on described connector 9 after passing described radiating seat 6, heat-dissipating casing 7 and insulation holder 8; Described LED5 is compressed and is fixed in described radiating seat 6 by described lens holder 4; Described radiating seat 6 is embedded in described heat-dissipating casing 7 by the interference fit at top, offers a plurality of longitudinal 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; In described heat-dissipating casing 7, be provided with one group of heat radiation rib 701 radially, between adjacent heat radiation rib 701, form the inside groove of heat radiation longitudinally 702 being communicated with described heat radiation through hole 602, 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 is less than radiating seat 6 top end diameter, makes on radiating seat top, to form loop vent entrance 13 after 602 unlatchings of described heat radiation through hole; Described connector 9 is provided with 4 longitudinal 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 matching with described grab 101.During installation, by screwing in alveolus after the breach of the grab insertion lens holder on lens, lens are connected with lens holder buckle; Otherwise reverse rotation lens retainer ring, makes the grab on it deviate from just and can dismantle easily from the breach of lens holder.
Longitudinal heat radiation through hole 602 on described radiating seat 6 sidewalls extends to 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 arranged in the inner chamber 903 of described connector 9, and filling heat-conductive casting glue.
PAR20LED shot-light of the present utility model, assemble in the following manner:
1, described lamp holder 10 revolves and is fixedly connected with the mutual tooth of connector 9.
2, described connector 9 is locked by screw 3 with heat-dissipating casing 7 radiating seat 6 lens holders 4.
3, described LED5 scioptics holder 4 is fixed.
4, described lens 2 cooperatively interact and are clamped by lens retainer ring with lens holder 4.
5, described lens retainer ring 1 is stuck on 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 reducing between two radiators improves radiating efficiency, facilitates production operation to improve production line general assembly efficiency simultaneously.
Should be understood that: above-described embodiment is just to explanation of the present utility model, rather than to restriction of the present utility model, any utility model not exceeding within the scope of the utility model connotation is created, within all falling into protection domain of the present utility model.

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 described connector (9), it is characterized in that described lens (2) are placed in described lens holder (4), described lens retainer ring (1) is connected with described lens holder (4) buckle; Described screw (3) is screwed in the screw (902) on described connector (9) after passing described radiating seat (6), heat-dissipating casing (7) and insulation holder (8); Described LED(5) by described lens holder (4), compressed and be fixed in described radiating seat (6); Described radiating seat (6) is embedded in described heat-dissipating casing (7) by the interference fit at top, on the sidewall of described radiating seat (6), offer a plurality of through holes (602) that dispel the heat longitudinally, the outside of described radiating seat (6) is provided with many radiating ribs (601); In described heat-dissipating casing (7), be provided with one group of heat radiation rib (701) radially, between adjacent heat radiation rib (701), form the inside groove of heat radiation longitudinally (702) being communicated with described heat radiation through hole (602), 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 that respectively dispels the heat (702); Described lens retainer ring (1) diameter is less than radiating seat (6) top end diameter, makes on radiating seat top, to form loop vent entrance (13) after described heat radiation through hole (602) unlatching; Described connector (9) is provided with the longitudinal groove of circular arc (901) being 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) matching with described grab (101).
3. PAR20LED shot-light as claimed in claim 1, is characterized in that the longitudinal heat radiation through hole (602) on described radiating seat (6) sidewall extends to 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 longitudinal grooves of circular arc (901).
6. as the PAR20LED shot-light of claim 1-5 as described in any one, it is characterized in that described driving power (12) is arranged in the inner chamber (903) of described connector (9), and filling heat-conductive casting glue.
CN201320459326.1U 2013-07-30 2013-07-30 PAR20 light-emitting diode (LED) spotlight Active CN203464059U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320459326.1U CN203464059U (en) 2013-07-30 2013-07-30 PAR20 light-emitting diode (LED) spotlight

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320459326.1U CN203464059U (en) 2013-07-30 2013-07-30 PAR20 light-emitting diode (LED) spotlight

Publications (1)

Publication Number Publication Date
CN203464059U true CN203464059U (en) 2014-03-05

Family

ID=50176425

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201320459326.1U Active CN203464059U (en) 2013-07-30 2013-07-30 PAR20 light-emitting diode (LED) spotlight

Country Status (1)

Country Link
CN (1) CN203464059U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103375743A (en) * 2013-07-30 2013-10-30 横店集团得邦照明有限公司 PAR20 light-emitting diode (LED) spotlight
CN104165295A (en) * 2014-08-29 2014-11-26 深圳市宝泰光电科技有限公司 Light source module, manufacturing method of light source module and LED lamp high in light-emitting efficiency

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103375743A (en) * 2013-07-30 2013-10-30 横店集团得邦照明有限公司 PAR20 light-emitting diode (LED) spotlight
CN104165295A (en) * 2014-08-29 2014-11-26 深圳市宝泰光电科技有限公司 Light source module, manufacturing method of light source module and LED lamp high in light-emitting efficiency
CN104165295B (en) * 2014-08-29 2016-08-31 深圳市宝泰光电科技有限公司 A kind of light source module and preparation method thereof, the LED lamp that luminous efficiency is high

Similar Documents

Publication Publication Date Title
CN203615293U (en) Ventilation and heat radiation structure of LED (light emitting diode) bulb lamp
CN102052610A (en) High-power plant lamp
CN202812877U (en) Efficient heat-dissipation light-emitting diode (LED) lamp bulb
CN202719428U (en) Light-emitting diode (LED) bulb with heat dissipation though convection
CN202580758U (en) LED (Light Emitting Diode) lamp
CN202361122U (en) LED (Light-Emitting Diode) lamp
CN203464059U (en) PAR20 light-emitting diode (LED) spotlight
CN203099412U (en) High-power light-emitting diode (LED) lamp with improved structure
CN204853016U (en) LED lighting device
CN203464060U (en) PAR30S light-emitting diode (LED) spotlight
CN204300917U (en) Air-cooled LED lamp
CN202101176U (en) Radiating base of LED (light emitting diode) bulb
CN203656721U (en) LED spotlight with heat conduction convection channel
CN204403837U (en) A kind of high-efficiency heat radiating LED bulb lamp for indoor
CN203413403U (en) PAR 38 LED (Light-Emitting Diode) reflector lamp
CN103375743B (en) PAR20 LED spotlight
CN201322225Y (en) Modularized LED street lamp
CN202452186U (en) Light emitting diode (LED) lamp
CN203052288U (en) Light-emitting diode (LED) bulb lamp
CN103388780B (en) PAR30S LED spotlight
CN202469620U (en) LED (light emitting diode) long-service-life energy-saving lamp
CN202675028U (en) A large-power LED lamp for industrial use
CN103375719B (en) PAR38LED shot-light
CN203464058U (en) PAR30 light-emitting diode (LED) spotlight
CN201045484Y (en) Heat radiating structure for LED lamp

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant