CN203927634U - LED lamp affixed to the ceiling - Google Patents
LED lamp affixed to the ceiling Download PDFInfo
- Publication number
- CN203927634U CN203927634U CN201420279375.1U CN201420279375U CN203927634U CN 203927634 U CN203927634 U CN 203927634U CN 201420279375 U CN201420279375 U CN 201420279375U CN 203927634 U CN203927634 U CN 203927634U
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- Prior art keywords
- lamp pearl
- ceiling
- lamp
- light source
- substrate
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model belongs to illuminating lamp field, relates in particular to a kind of LED lamp affixed to the ceiling, is intended to solve LED lamp affixed to the ceiling of the prior art and has luminous soften or Luminescence Uniformity is not good enough and radiating effect is not good enough technical problem.Light source board comprises substrate and some adjutages, and respectively and between described chassis, be provided with the space that circulation of air is convenient in support member and formation, this structure is conducive to the heat radiation of lamp pearl for light source board and driver.On substrate and adjutage, be provided with lamp pearl pair, on substrate, the right quantity of lamp pearl is greater than the right quantity of lamp pearl on all adjutages.Substrate can radially be made into shorter width, can meet heat radiation requirement, can meet illumination requirement again.And some adjutages extend along substrate radial inward, this structure has good radiating effect, can reduce in addition the darker situation in light fixture exiting surface middle part, forms good lighting effect.The LED lamp affixed to the ceiling that the utility model provides has the advantages that luminous soften is good, Luminescence Uniformity is good, cost is low, thermal diffusivity is good.
Description
Technical field
The utility model belongs to illuminating lamp field, relates in particular to a kind of LED lamp affixed to the ceiling.
Background technology
Lamp affixed to the ceiling is a kind of light fixture the most frequently used in lighting of home, commercial lighting, and lamp affixed to the ceiling has installs simple and easy, simple and generous feature, is suitable for the decorative lightings such as household, public place.The light source of general lamp affixed to the ceiling has white bulb, fluorescent lamp, high-intensity gas discharge lamp, halogen tungsten lamp etc.LED lamp affixed to the ceiling owing to thering is good heat dissipation effect, cheap, illumination effect good, becomes most popular lamp affixed to the ceiling on the market.
At present, LED lamp affixed to the ceiling adopts direct-injection type structure or light guide board side light formula structure more.LED lamp affixed to the ceiling of the prior art comprises and is fixed on the chassis on ceiling and is arranged on driver and the light source board on chassis.In direct-injection type structure, generally adopt low-power LED lamp pearl to gather on the light source board being arranged in, the light that LED lamp pearl sends directly penetrates.While adopting the light source board of circular configuration, driver is arranged on front side or the rear side of light source board, and the light of LED lamp affixed to the ceiling can be dazzling and unnatural, and the heat accumulation that lamp pearl sends, in lamp body, will accelerate the light decay of lamp pearl, makes the lamp pearl lost of life.While adopting the light source board of loop configuration, driver is arranged on the middle part of light source board, and radiating effect is better than the light source board of circular configuration, but LED lamp affixed to the ceiling non-uniform light, and the light-emitting area edge of lampshade is bright and middle part is dark.In light guide board side light formula structure, LGP lateral area is limited, can not arrange enough low-power LED lamp pearls, and limited with large-power LED light bead heat radiation, so the lamp affixed to the ceiling power of this scheme is little, brightness is limited.Also have, light guide board side light formula structure is because LGP light loss is larger, and its light efficiency is generally low than direct-injection type structure, and price is relatively high.
Utility model content
The purpose of this utility model is to provide a kind of LED lamp affixed to the ceiling, is intended to solve LED lamp affixed to the ceiling of the prior art and has luminous soften or Luminescence Uniformity is not good enough and radiating effect is not good enough technical problem.
The utility model is to realize like this, a kind of LED lamp affixed to the ceiling, it comprises the chassis being arranged on ceiling, the lampshade removably connecting with described chassis, be fixedly installed on by described chassis and described lampshade and enclose driver and the light source board in the accommodating cavity forming, on described light source board, be provided with some lamp pearls, described light source board comprises substrate and some adjutages that is circumferentially distributed in described substrate inner side in the form of a ring, described driver is positioned at the inside of described light source board, described light source board and described driver are respectively and between described chassis, be fixedly connected with some support members, and described light source board and described driver form the space of being convenient to circulation of air respectively and between described chassis, some described lamp pearls comprise the first lamp pearl and with described the first lamp pearl the second lamp pearl one to one, the first lamp pearl and described second lamp pearl adjacent setting and this first lamp pearl and this second lamp pearl formation lamp pearl pair corresponding with this first lamp pearl described in each, some described lamp pearls pair on described substrate, have been uniformly distributed circumferentially, described in each, on adjutage, be provided with lamp pearl pair described at least one, the right quantity of described lamp pearl being arranged on described substrate is greater than the right quantity of described lamp pearl being arranged on all described adjutages.
Further, all described the first lamp pearls are connected in series and form the first branch road, and all described the second lamp pearls are connected in series and form the second branch road, and described the first branch road and described the second branch circuit parallel connection are in crossing current source circuit.
Further, described adjutage is trapezoidal and this adjutage and has the bottom side portion of joining with the inner side of described substrate and the top margin portion relative with described bottom side portion, and the described top margin portion of all described adjutages all points to the axle center of described substrate.
Further, in the footpath of described light source board, make progress, the height of described adjutage is suitable with the width of described substrate.
Further, the distance between the described first lamp pearl of a described lamp pearl centering and the described second lamp pearl of this lamp pearl centering is 5-8mm.
Further, described chassis is made by ferrimagnet, and described support member comprises the joint pin being fixedly connected with described light source board or described driver and be arranged on the magnet iron piece on described joint pin, and described magnet iron piece adsorbs mutually with described chassis.
Further, described chassis has radially by inner the first rounded thin-walled joining successively outwardly, the second thin-walled in the form of a ring and the 3rd thin-walled in the form of a ring, described the second thin-walled and described ceiling fit, and described the first thin-walled and described the 3rd thin-walled are all separated by with described ceiling.
Further, on described the 3rd thin-walled, offer the air vent of being convenient to circulation of air.
The utility model with respect to the technique effect of prior art is: light source board comprises substrate and some adjutages, driver is positioned at the inside of light source board, respectively and between described chassis, be provided with the space that circulation of air is convenient in support member and formation, this structure is conducive to the heat radiation of lamp pearl for light source board and driver.First lamp pearl and the adjacent setting of a second lamp pearl and form a lamp pearl pair, be provided with lamp pearl pair on substrate and adjutage, on substrate, the right quantity of lamp pearl is greater than the right quantity of lamp pearl on all adjutages.Substrate can radially be made into shorter width, can meet heat radiation requirement, can meet illumination requirement again.And some adjutages extend along substrate radial inward, this structure has good radiating effect, can reduce in addition the darker situation in light fixture exiting surface middle part, forms good lighting effect.The LED lamp affixed to the ceiling that the utility model provides has the advantages that luminous soften is good, Luminescence Uniformity is good, cost is low, thermal diffusivity is good.
Accompanying drawing explanation
Fig. 1 is the installation diagram of the LED lamp affixed to the ceiling that provides of the utility model embodiment.
Fig. 2 is the exploded view of the LED lamp affixed to the ceiling of Fig. 1.
Fig. 3 is the exploded view of another angle of the LED lamp affixed to the ceiling of Fig. 1.
Fig. 4 is the installation diagram of the LED lamp affixed to the ceiling of Fig. 1, and wherein lampshade does not show.
Fig. 5 is the top view of the LED lamp affixed to the ceiling of Fig. 4.
Fig. 6 is the cutaway view of the LED lamp affixed to the ceiling of Fig. 5.
The specific embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
Refer to Fig. 1 to Fig. 6, a kind of LED lamp affixed to the ceiling that the utility model embodiment provides, the lampshade 20 that it comprises the chassis 10 that is arranged in ceiling (not shown), removably connect with described chassis 10, be fixedly installed on by described chassis 10 and enclose driver 30 and the light source board 40 in the accommodating cavity forming with described lampshade 20, on described light source board 40, be provided with some lamp pearls.Between chassis 10 and lampshade 20 for removably connecting, can be for being threaded or snap fit connects or the removably connecting of other types.Light source board 40 is comprised of aluminium base 41 and the some lamp pearls that are arranged on aluminium base 41, and aluminium base 41 has good heat conductivility, can fast the heat of the luminous generation of lamp pearl be derived.In the inside of aluminium base 41, be laid with copper cash (not shown), copper cash is by realizing and being electrically connected between lamp pearl.Driver 30 is main by the electric circuit constitute that can control lamp pearl duty, and concrete function comprises adjusts lamp pearl luminosity, variation duty, overtemperature protection etc.In the present embodiment, chassis 10 is rounded, offers the installing hole 15 that installation chassis 10 passes for screw (not shown) on ceiling time and the via hole 14 that allows power supply lead wire (not shown) pass on chassis 10.The exiting surface of lampshade 20 can adopt frosting, allows the bright dipping of lamp pearl become soft, prevents dazzling.Lampshade 20 has the interface arrangment with the outer rim phase clamping on chassis 10, and mounting or dismounting easily, connect reliable.
Described light source board 40 comprises substrate 41 and some adjutages 42 that is circumferentially distributed in described substrate 41 inner sides in the form of a ring, described driver 30 is positioned at the inside of described light source board 40, respectively and between described chassis 10, be fixedly connected with some support members 60, and described light source board 40 and described driver 30 are respectively and between described chassis 10, form the space E of being convenient to circulation of air for described light source board 40 and described driver 30.Substrate 41 is formed in one with some adjutages 42.Between lamp pearl, interval arranges, and is evenly distributed, and can make distribution of light even, improves light utilization, reduces the central authorities on chassis 10 and the effect of dark space, edge.Also have, substrate 41 in the form of a ring and be circumferentially distributed in some adjutages 42 of substrate 41 inner sides, this structure is conducive to the heat radiation of lamp pearl.
Some described lamp pearls comprise the first lamp pearl 51 and with described the first lamp pearl 51 the second lamp pearl 52 one to one, described in each, the first lamp pearl 51 and described second lamp pearl 52 adjacent setting and this first lamp pearl 51 corresponding with this first lamp pearl 51 form a lamp pearl to 50 with this second lamp pearl 52, some described lamp pearls on described substrate 41, have been uniformly distributed circumferentially to 50, described in each, on adjutage 42, be provided with described at least one lamp pearl to 50, be arranged on described lamp pearl on described substrate 41 and 50 quantity be greater than to the described lamp pearl that is arranged on all described adjutages 42 to 50 quantity.Substrate 41 can radially be made into shorter width, can meet heat radiation requirement, can meet illumination requirement again.And some adjutages 42 extend along substrate 41 radial inward, this structure has good radiating effect, can reduce in addition the darker situation in light fixture exiting surface middle part, forms good lighting effect.In the present embodiment, the quantity of adjutage 42 is 10, and the lamp pearl distributing on adjacent adjutage 42 is successively respectively 2,1,2,1,2,1,2,1,2,2 to 50 quantity, and on substrate 41, is evenly distributed with 20 lamp pearls to 50.On each adjutage 42, one of them lamp pearl arranges near the axle center of substrate 41 as far as possible, with obtain the middle part of lampshade exiting surface bright go out light effect.Also have, the lamp pearl quantity arranging on adjacent adjutage 42 is successively interspersed as far as possible, according to actual conditions, makes planning, " 2,1,2,1 ... " sequence in the present embodiment for example, and this structure is conducive to improve luminous soften and Luminescence Uniformity.Light source board 40 adopts the structure of substrates 41 and some adjutages 42, and lamp pearl is distributed on light source board 40, can improve luminous soften and the Luminescence Uniformity of LED lamp affixed to the ceiling.
Light source board 40 comprises substrate 41 and some adjutages 42, driver 30 is positioned at the inside of light source board 40, respectively and between described chassis 10, be provided with support member 60 and form the space E be convenient to circulation of air, this structure is conducive to the heat radiation of lamp pearl for light source board 40 and driver 30.First lamp pearl 51 and the adjacent setting of a second lamp pearl 52 and form a lamp pearl to 50, be provided with lamp pearl to 50 on substrate 41 and adjutage 42, and on substrate 41, lamp pearl is greater than lamp pearl on all adjutages 42 to 50 quantity to 50 quantity.Substrate 41 can radially be made into shorter width, can meet heat radiation requirement, can meet illumination requirement again.And some adjutages 42 extend along substrate 41 radial inward, this structure has good radiating effect, can reduce in addition the darker situation in light fixture exiting surface middle part, forms good lighting effect.The LED lamp affixed to the ceiling that the utility model provides has the advantages that luminous soften is good, Luminescence Uniformity is good, cost is low, thermal diffusivity is good.
Further, all described the first lamp pearls 51 are connected in series and form the first branch road (not shown), all described the second lamp pearls 52 are connected in series and form the second branch road (not shown), and described the first branch road and described the second branch circuit parallel connection are in crossing current source circuit.In the present embodiment, the power in crossing current source keeps constant, and 36 the first lamp pearl 51 series connection are high-pressure lamp pearl string, and 36 the second lamp pearl 52 series connection are high-pressure lamp pearl string, and this configuration can reduce the operating current of lamp pearl, reduces the temperature rise degree of lamp pearl.
Further, described adjutage 42 is trapezoidal and this adjutage 42 and has the bottom side portion 421 of joining with the inner side of described substrate 41 and the top margin portion 422 relative with described bottom side portion 421, and the described top margin portion 422 of all described adjutages 42 all points to the axle center of described substrate 41.Somely be the inner side that trapezoidal adjutage 42 is distributed in substrate 41, and the bottom side portion 421 of adjutage 42 joins with the inner side of substrate 41, avoided the stress concentration phenomenon of adjutage 42 with substrate 41, improve the service life of light source board 40.Lamp pearl is evenly distributed on adjutage 42 and substrate 41, the quantity that is arranged on the lamp pearl on substrate 41 is greater than the quantity that is arranged on the lamp pearl on all adjutages 42, can make distribution of light even, improve light utilization, reduce the central authorities on chassis 10 and the effect of dark space, edge.
Further, in the footpath of described light source board 40, make progress, the height h of described adjutage 42 is suitable with the width d of described substrate 41.Both sizes quite refer to that both sizes equate or in rational scope.This structure can form preferably lighting effect, and luminous soften is good, and Luminescence Uniformity is good.
Further, described lamp pearl is 5-8mm to described the first lamp pearl 51 in 50 and this lamp pearl to the distance between described the second lamp pearl 52 in 50.This structure is conducive to the layout of copper cash on light source board 40, and copper cash is by realizing and being electrically connected between lamp pearl.Also have, a lamp pearl is to 50, i.e. the first lamp pearl 51 of adjacent setting and the second lamp pearl 52, in luminous, can obtain preferably lighting effect.
Further, described chassis 10 is made by ferrimagnet, described support member 60 comprises the joint pin 61 being fixedly connected with described light source board 40 or described driver 30 and is arranged on the magnet iron piece 62 on described joint pin 61, and described magnet iron piece 62 adsorbs mutually with described chassis 10.In the side of described joint pin 61 near described chassis 10, be provided with for the groove 613 of described magnet iron piece 62 is installed, and this magnet iron piece 62 is adsorbed in described groove 613.Magnet iron piece 62 is made for ferromagnetic material, and magnet iron piece 62 is column.Joint pin 61 is bolt shape and joint pin 61 and has small end 612 and large end 611, and small end 612 is fixed on driver 30 or light source board 40, holds greatly and on 611, is provided with magnet iron piece 62.The joint pin 61 that is provided with magnet iron piece 62 is evenly circumferentially distributed on light source board 40, allows stable connection, convenient disassembly.As long as use the power be greater than magnet iron piece 62 magnetic force, just light source board 40 or driver 30 10 can be disassembled from chassis.And when light source board 40 or driver 30 are installed on chassis 10, as long as use the suction-operated between magnet iron piece 62 and chassis 10 to realize.The installation or removal of driver 30 and light source board 40 do not need to use erecting tools, easy to operate.
Further, described chassis 10 has radially by inner the first rounded thin-walled 11 joining successively outwardly, the second thin-walled 12 in the form of a ring and the 3rd thin-walled 13 in the form of a ring, described the second thin-walled 12 fits with ceiling, and described the first thin-walled 11 and described the 3rd thin-walled 13 are all separated by with ceiling.On the second thin-walled 12, offer and allow securing member 63 be fixed on the installing hole 15 on ceiling through 10Yi Jiang chassis, chassis 10.The first thin-walled 11 and the 3rd thin-walled 13 are all separated by with ceiling, and at the first thin-walled 11 and the 3rd thin-walled 13 respectively and between ceiling, form the space F of being convenient to circulation of air, this structure is conducive to the heat radiation on chassis 10.
Further, on described the 3rd thin-walled 13, offer the air vent 16 of being convenient to circulation of air.This structure is conducive to the heat radiation of lamp pearl, allows the heat that lamp pearl produces arrive LED lamp affixed to the ceiling outside by transfer of air.
Described driver 30 has the input 30a being electrically connected to power supply lead wire (not shown) and the output 30b being electrically connected to described light source board 40.The described input 30a of described driver 30 is provided with the plug connector 31 plugging with described power supply lead wire.The described output 30b of described driver 30 is provided with male joint 32, is provided with the female joint 44 plugging with described male joint 32 on described light source board 40.Plug connector 31, male joint 32 and female joint 44 are the binding post of buying on the market.In the present embodiment, plug connector 31 is 2 cushion joints, and male joint 32 is 3 cushion joints with female joint 44.Needs change driver 30 or light source board 40 one of them time, by plug, operate conveniently to realize and connect with separated.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (8)
1. a LED lamp affixed to the ceiling, it comprises the chassis being arranged on ceiling, the lampshade removably connecting with described chassis, be fixedly installed on by described chassis and described lampshade and enclose driver and the light source board in the accommodating cavity forming, on described light source board, be provided with some lamp pearls, it is characterized in that: described light source board comprises substrate and some adjutages that is circumferentially distributed in described substrate inner side in the form of a ring, described driver is positioned at the inside of described light source board, described light source board and described driver are respectively and between described chassis, be fixedly connected with some support members, and described light source board and described driver form the space of being convenient to circulation of air respectively and between described chassis, some described lamp pearls comprise the first lamp pearl and with described the first lamp pearl the second lamp pearl one to one, the first lamp pearl and described second lamp pearl adjacent setting and this first lamp pearl and this second lamp pearl formation lamp pearl pair corresponding with this first lamp pearl described in each, some described lamp pearls pair on described substrate, have been uniformly distributed circumferentially, described in each, on adjutage, be provided with lamp pearl pair described at least one, the right quantity of described lamp pearl being arranged on described substrate is greater than the right quantity of described lamp pearl being arranged on all described adjutages.
2. LED lamp affixed to the ceiling as claimed in claim 1, it is characterized in that: all described the first lamp pearls are connected in series and form the first branch road, all described the second lamp pearls are connected in series and form the second branch road, and described the first branch road and described the second branch circuit parallel connection are in crossing current source circuit.
3. LED lamp affixed to the ceiling as claimed in claim 1, it is characterized in that: described adjutage is trapezoidal and this adjutage and has the bottom side portion of joining with the inner side of described substrate and the top margin portion relative with described bottom side portion, the described top margin portion of all described adjutages all points to the axle center of described substrate.
4. LED lamp affixed to the ceiling as claimed in claim 3, is characterized in that: the footpath at described light source board makes progress, and the height of described adjutage is suitable with the width of described substrate.
5. LED lamp affixed to the ceiling as claimed in claim 1, is characterized in that: the distance between the described first lamp pearl of a described lamp pearl centering and the described second lamp pearl of this lamp pearl centering is 5-8mm.
6. the LED lamp affixed to the ceiling as described in claim 1 to 5 any one, it is characterized in that: described chassis is made by ferrimagnet, described support member comprises the joint pin being fixedly connected with described light source board or described driver and is arranged on the magnet iron piece on described joint pin, and described magnet iron piece adsorbs mutually with described chassis.
7. the LED lamp affixed to the ceiling as described in claim 1 to 5 any one, it is characterized in that: described chassis has radially by inner the first rounded thin-walled joining successively outwardly, the second thin-walled in the form of a ring and the 3rd thin-walled in the form of a ring, described the second thin-walled and described ceiling fit, and described the first thin-walled and described the 3rd thin-walled are all separated by with described ceiling.
8. LED lamp affixed to the ceiling as claimed in claim 7, is characterized in that: on described the 3rd thin-walled, offer the air vent of being convenient to circulation of air.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420279375.1U CN203927634U (en) | 2014-05-28 | 2014-05-28 | LED lamp affixed to the ceiling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420279375.1U CN203927634U (en) | 2014-05-28 | 2014-05-28 | LED lamp affixed to the ceiling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203927634U true CN203927634U (en) | 2014-11-05 |
Family
ID=51823441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420279375.1U Expired - Fee Related CN203927634U (en) | 2014-05-28 | 2014-05-28 | LED lamp affixed to the ceiling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203927634U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106482047A (en) * | 2016-11-14 | 2017-03-08 | 广东朗能电器有限公司 | A kind of LED lamp affixed to the ceiling |
| US10352535B2 (en) | 2014-12-12 | 2019-07-16 | Opple Lighting Co., Ltd. | Magnetic mounting element, optical module, illumination module and illumination lamp |
-
2014
- 2014-05-28 CN CN201420279375.1U patent/CN203927634U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10352535B2 (en) | 2014-12-12 | 2019-07-16 | Opple Lighting Co., Ltd. | Magnetic mounting element, optical module, illumination module and illumination lamp |
| US10465883B2 (en) | 2014-12-12 | 2019-11-05 | Opple Lighting Co., Ltd. | Magnetic mounting element, optical module, illumination module and illumination lamp |
| CN106482047A (en) * | 2016-11-14 | 2017-03-08 | 广东朗能电器有限公司 | A kind of LED lamp affixed to the ceiling |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHENZHEN JBT ELECTRONICS TECHNOLOGY GROUP CO., LTD Free format text: FORMER NAME: SHENZHEN JBT ELECTRONICS TECHNOLOGY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 518000 Guangdong city of Shenzhen province Baoan District Furong Industrial Zone Shajing Furong Road No. seventh building Patentee after: SHENZHEN JBT SMART LIGHTING CO., LTD. Address before: 518000 Guangdong city of Shenzhen province Baoan District Furong Industrial Zone Shajing Furong Road No. seventh building Patentee before: Shenzhen JBT Electronics Technology Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141105 Termination date: 20200528 |
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| CF01 | Termination of patent right due to non-payment of annual fee |