CN103375719A - PAR38 light-emitting diode (LED) spotlight - Google Patents
PAR38 light-emitting diode (LED) spotlight Download PDFInfo
- Publication number
- CN103375719A CN103375719A CN2013103266708A CN201310326670A CN103375719A CN 103375719 A CN103375719 A CN 103375719A CN 2013103266708 A CN2013103266708 A CN 2013103266708A CN 201310326670 A CN201310326670 A CN 201310326670A CN 103375719 A CN103375719 A CN 103375719A
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- China
- Prior art keywords
- cooling
- heat
- radiating seat
- lens
- light
- 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.)
- Granted
Links
- 238000009423 ventilation Methods 0.000 claims abstract description 11
- 230000005855 radiation Effects 0.000 claims description 31
- 238000005266 casting Methods 0.000 claims description 4
- 239000003292 glue Substances 0.000 claims description 4
- 238000001816 cooling Methods 0.000 abstract description 21
- 230000000694 effects Effects 0.000 description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000001795 light effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229960001866 silicon dioxide Drugs 0.000 description 1
- 238000013517 stratification Methods 0.000 description 1
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Abstract
The invention discloses a PAR38 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, a driver cover, a driving power source, a connection part and a light base. The PAR38 LED spotlight is characterized in that the cooling seat is embedded in the cooling casing through clearance fit of the top of the cooling seat, longitudinal cooling through holes are formed in the lateral wall of the cooling seat, and cooling ribs are arranged on the outer side of the cooling seat; radial cooling ribs are arranged in the cooling casing, and hollow-out ventilation grooves of cooling inner grooves are communicated with each other and arranged at the bottom of the cooling casing. According to the PAR38 LED spotlight, an annular ventilation inlet at the top end of the cooling seat, the cooling through holes in the lateral wall of the cooling seat, the cooling inner grooves in the cooling casing, the hollow-out ventilation grooves at the bottom and an arc longitudinal through groove on the connection part 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, more specifically say a kind of LED shot-light of PAR30 type, 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 PAR38LED 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 PAR38LED shot-light, comprise lens retainer ring, lens, screw, lens holder, LED, radiating seat, heat-dissipating casing, drive covers, 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 and described lens card link and connect; Described screw passes in the screw that is screwed into after described radiating seat, heat-dissipating casing and the drive covers 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; Between described lens and the lens holder, between lens holder and the radiating seat, radiating seat and connector among be embedded with a waterproof washer.
PAR38LED 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 drive covers, 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.
7, between described lens and the lens holder, between lens holder and the radiating seat, radiating seat and connector among be embedded with a waterproof washer, greatly improved the water resistance of product, to satisfy the requirement of IP44.
According to the present invention, described lens retainer ring is provided with grab, and described lens are provided with the draw-in groove that matches with described grab.
8, described lens holder not only can be imitated by the whole light of reflective lifting, also has the effect of fixed lens and LED.A part is realized multiple use, not only makes the easy and saving cost of whole lamp assembling.
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.
Further improve as of the present invention, described connector is provided with 3 vertical grooves of circular arc again.
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.
Further improve as of the present invention, described radiating seat bottom is provided with an annulus boss, described heat-dissipating casing is equipped with ring groove in corresponding positions, and block water flows to the contact-making surface into radiating seat and heat-dissipating casing but this boss matches with groove, plays the effect of waterproof.
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 PAR38LED shot-light of the present invention.
Fig. 2 is the structural representation of PAR38LED shot-light of the present invention.
Fig. 3 is the structural representation of lens retainer ring of the present invention.
Fig. 4 is the stereogram 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 top view of radiating seat of the present invention.
Figure 10 is the structural representation of heat-dissipating casing of the present invention.
Figure 11 is the stereogram of heat-dissipating casing of the present invention.
Figure 12 is the interference fit schematic diagram of radiating seat of the present invention and heat-dissipating casing assembly.
Figure 13 is the enlarged drawing at A place among Figure 12.
Figure 14 is the enlarged drawing at B place among Figure 12.
Figure 15 is the front view of connector of the present invention.
Figure 16 is the upward view of Figure 15.
Figure 17 is the stereogram of connector of the present invention.
The specific embodiment
With reference to accompanying drawing, PAR38LED shot-light of the present invention, comprise lens retainer ring 1, lens 3, screw 2, lens holder 7, LED8, radiating seat 10, heat-dissipating casing 11, drive covers 12, driving power, connector 14 and lamp holder 15, described driving power is arranged in the described connector 9, it is characterized in that described lens 2 place in the described lens holder 7, described lens retainer ring 1 is connected with described lens 3 buckles; Described screw 2 passes in the screw 1402 that is screwed into after described radiating seat 10, heat-dissipating casing 11 and the drive covers 12 on the described connector 14; Described LED8 is compressed and is fixed in the described radiating seat 10 by described lens holder 7; Described radiating seat 10 is embedded in the described heat-dissipating casing 11 by the interference fit at top, offers a plurality of through holes 1002 that dispel the heat longitudinally on the sidewall of described radiating seat 10, and the outside of described radiating seat 10 is provided with many radiating ribs 1001; Be provided with one group of heat radiation rib 1101 radially in the described heat-dissipating casing 11, form the longitudinally heat radiation inside groove 1102 that is communicated with described heat radiation through hole 1002 between the adjacent heat radiation rib 1101, the bottom of described heat-dissipating casing 11 is provided with the hollow out ventilation slot 1103 that is communicated with the described inside groove 1102 that respectively dispels the heat; Described lens retainer ring 1 diameter makes described heat radiation through hole 1002 open the rear loop vent entrance 17 that forms on the radiating seat top less than radiating seat 10 top end diameter; Described connector 15 is provided with the vertical groove 1401 of the circular arc that is communicated with described hollow out ventilation slot 1103; Between described lens 3 and the lens holder 7, between lens holder 7 and the radiating seat 10, be embedded with respectively a waterproof washer 4,9 and 13 between radiating seat 10 and the connector 14.
Described lens retainer ring 1 carries out buckle with described lens 3 by following structure and is connected: evenly be provided with 6 grabs 101 on the described lens retainer ring 1, described lens 3 are provided with 6 draw-in grooves 301 that match with described grab 101.
Described lens holder is plastic material, and to be that white surface is smooth can well reflection ray promote whole light effect to color, also has simultaneously the effect of fixed L ED chip and lens.
Described radiating seat 6 employing heat conduction and heat radiations preferably aluminum metal are made, and the vertical heat radiation through hole 602 on the sidewall extends to bottom, the heat radiation inside groove 702 direct conductings of heat-dissipating casing from sidewall.Described radiating seat 10 bottoms are provided with an annulus boss 1003.
Described heat-dissipating casing 7 employing heat conduction and heat radiations preferably aluminum metal are made, and also have the bottom circular cavity 704 of accommodating described connector 9.Described heat-dissipating casing 11 also is provided with the ring groove 1105 that matches with described annulus boss 1003.
Described driving power is installed in the inner chamber 903 of described connector 9, and the filling heat-conductive casting glue.
PAR38LED shot-light of the present invention, assemble in the following manner:
1, described lamp holder 15 is rotated with fixed the connection with connector 14 mutual teeth.
2, make two to fit tightly and to divide easily by interference fit radiating seat 10 and 11 two radiators of heat-dissipating casing, and the annulus boss 1003 of radiating seat 10 bottoms is cooperated with the ring groove 1105 of heat-dissipating casing 11.
3, led chip is fixed in the radiating seat 10 with screw 5, and described LED8 scioptics holder 7 is pressed abd fixed in the radiating seat 10.
4, described connector 14 is locked by screw 6 with heat-dissipating casing 11, radiating seat 10, lens holder 7.
5, described lens 3 and lens holder 7 are cooperatively interacted and by 2 lockings of six screws.
6, described lens retainer ring 1 is stuck on the lens 3 by buckle structure.
7, in above-mentioned assembling process, between described lens 3 and the lens holder 7, between lens holder 7 and the radiating seat 10, radiating seat 10 and silicagel pad waterproof washer 4 of connector 14 among embeddings, 9,13, effectively anti-sealing enters driver and LED place, to satisfy the requirement of IP44.
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 (7)
1.PAR38LED shot-light, comprise lens retainer ring (1), lens (3), screw (2), lens holder (7), LED(8), radiating seat (10), heat-dissipating casing (11), drive covers (12), driving power, connector (14) and lamp holder (15), described driving power is arranged in the described connector (9), it is characterized in that described lens (2) place in the described lens holder (7), described lens retainer ring (1) is connected with described lens (3) buckle; Described screw (2) passes in the screw (1402) that is screwed into after described radiating seat (10), heat-dissipating casing (11) and the drive covers (12) on the described connector (14); Described LED(8) compressed and be fixed in the described radiating seat (10) by described lens holder (7); Described radiating seat (10) is embedded in the described heat-dissipating casing (11) by the interference fit at top, offer a plurality of through holes (1002) that dispel the heat longitudinally on the sidewall of described radiating seat (10), the outside of described radiating seat (10) is provided with many radiating ribs (1001); Be provided with one group of heat radiation rib (1101) radially in the described heat-dissipating casing (11), form the longitudinally heat radiation inside groove (1102) that is communicated with described heat radiation through hole (1002) between the adjacent heat radiation rib (1101), the bottom of described heat-dissipating casing (11) is provided with the hollow out ventilation slot (1103) that is communicated with the described inside groove (1102) that respectively dispels the heat; Described lens retainer ring (1) diameter makes described heat radiation through hole (1002) open the rear loop vent entrance (17) that forms on the radiating seat top less than radiating seat (10) top end diameter; Described connector (15) is provided with the vertical groove of circular arc (1401) that is communicated with described hollow out ventilation slot (1103); Between described lens (3) and the lens holder (7), between lens holder (7) and the radiating seat (10), radiating seat (10) is embedded with a waterproof washer with connector (14) among.
2. PAR38LED shot-light as claimed in claim 1 is characterized in that described lens retainer ring (1) is provided with grab (101), described lens (3) be provided with the draw-in groove (301) that matches with described grab (101).
3. PAR38LED shot-light as claimed in claim 1 is characterized in that the vertical heat radiation through hole (1002) on described radiating seat (10) sidewall extends to the bottom from sidewall.
4. PAR38LED shot-light as claimed in claim 1 is characterized in that described heat-dissipating casing (11) also has the bottom circular cavity (1104) of accommodating described connector (14).
5. PAR38LED shot-light as claimed in claim 1 is characterized in that described connector (14) is provided with 3 vertical grooves of circular arc (1401).
6. PAR38LED shot-light as claimed in claim 1 is characterized in that described driving power is installed in the inner chamber of described connector (14) (1403), and the filling heat-conductive casting glue.
7. such as any one described PAR38LED shot-light of claim 1-6, it is characterized in that described radiating seat (10) bottom is provided with an annulus boss (1003), described heat-dissipating casing (11) is equipped with ring groove (1105) in corresponding positions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310326670.8A CN103375719B (en) | 2013-07-30 | 2013-07-30 | PAR38LED shot-light |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310326670.8A CN103375719B (en) | 2013-07-30 | 2013-07-30 | PAR38LED shot-light |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103375719A true CN103375719A (en) | 2013-10-30 |
| CN103375719B CN103375719B (en) | 2016-03-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310326670.8A Active CN103375719B (en) | 2013-07-30 | 2013-07-30 | PAR38LED shot-light |
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| Country | Link |
|---|---|
| CN (1) | CN103375719B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103604073A (en) * | 2013-11-29 | 2014-02-26 | 林英强 | LED spotlight |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050099317A1 (en) * | 1999-08-04 | 2005-05-12 | Pederson John C. | Led light bar |
| US20070030687A1 (en) * | 2005-08-05 | 2007-02-08 | Genlyte Thomas Group Llc | Par track light with internal wire way |
| 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 |
| 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 |
| CN203413403U (en) * | 2013-07-30 | 2014-01-29 | 横店集团得邦照明股份有限公司 | PAR 38 LED (Light-Emitting Diode) reflector lamp |
-
2013
- 2013-07-30 CN CN201310326670.8A patent/CN103375719B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050099317A1 (en) * | 1999-08-04 | 2005-05-12 | Pederson John C. | Led light bar |
| US20070030687A1 (en) * | 2005-08-05 | 2007-02-08 | Genlyte Thomas Group Llc | Par track light with internal wire way |
| 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 |
| 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 |
| CN203413403U (en) * | 2013-07-30 | 2014-01-29 | 横店集团得邦照明股份有限公司 | PAR 38 LED (Light-Emitting Diode) reflector lamp |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103604073A (en) * | 2013-11-29 | 2014-02-26 | 林英强 | LED spotlight |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103375719B (en) | 2016-03-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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 | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: PAR38LED spotlights Effective date of registration: 20231111 Granted publication date: 20160309 Pledgee: Agricultural Bank of China Limited Dongyang sub branch Pledgor: HENGDIAN GROUP TOSPO LIGHTING Co.,Ltd. Registration number: Y2023330002597 |