CN213040334U

CN213040334U - LED bulb

Info

Publication number: CN213040334U
Application number: CN202022050641.1U
Authority: CN
Inventors: 林利民; 王信春; 王全森; 陈晶晶; 林子豪
Original assignee: Red100 Lighting Co ltd
Current assignee: Hongyibai Lighting Co.,Ltd.
Priority date: 2020-09-18
Filing date: 2020-09-18
Publication date: 2021-04-23
Anticipated expiration: 2030-09-18

Abstract

The utility model relates to a LED bulb, the LED bulb includes the lamp holder, the casing that is connected with the lamp holder and has the cavity inside, connect the supporter that the casing kept away from lamp holder one side, drive and control subassembly, the light source subassembly, the bubble cap, heat dissipation mechanism, drive and control subassembly locates in the cavity of casing, the light source subassembly is attached on the supporter, the light source subassembly includes the light source board and locates the multiunit lamp pearl on the light source board, the length extending direction of light source board parallels with the axial of lamp holder, and the light source board has a plurality of loading planes that are used for loading multiunit lamp pearl respectively; the utility model discloses a LED bulb, light source board have a plurality of planes of loading that load multiunit lamp pearl respectively, and the lamp pearl of loading is more, and luminance is higher, and through the redesign of bulb, and structural design is more reasonable compact, small and exquisite, and less volume can provide higher heat dispersion, improves the prerequisite for improving lamps and lanterns luminous flux by a wide margin and guarantees.

Description

LED bulb

Technical Field

The utility model relates to an illumination lamps and lanterns design field, concretely relates to LED bulb.

Background

The street lamp or the lamp for factory workshop in the prior art generally needs a large illuminating range and has high requirements on luminous flux, the LED bulb is used as a light source and is arranged in a large lamp cover of the street lamp or the factory lamp, the highest luminous flux of the street lamp or the factory lamp in the prior art is only about 100LM/W, the power of the lamp is inevitably increased if the luminous flux is increased, pressure is generated on the heat dissipation of the lamp, a larger volume is needed to meet the heat dissipation requirement, not only energy consumption is realized, but also the service life of the lamp is seriously influenced, and the production and transportation cost is increased.

Disclosure of Invention

The utility model aims to solve the technical problem that overcome prior art not enough, provide a LED bulb.

In order to solve the technical problem, the utility model discloses the technical scheme who takes as follows:

the utility model provides a LED bulb, LED bulb includes the lamp holder, the casing that just inside has the cavity is connected with the lamp holder, connect the supporter of keeping away from lamp holder one side at the casing, drive accuse subassembly, the light source subassembly, the bubble cap, heat dissipation mechanism, drive the accuse subassembly and locate in the cavity of casing, the light source subassembly is attached on the supporter, the light source subassembly includes the light source board and locates the multiunit lamp pearl on the light source board, the length extending direction of light source board parallels with the axial of lamp holder, and the light source board has a plurality of planes of loading that are used for loading multiunit lamp pearl.

Preferably, the light source plate has a cross-sectional outer shape of a regular polygon.

Preferably, the heat dissipation mechanism includes a heat sink, and the heat sink includes a heat pipe fixedly connected to the support and extending in an axial direction of the lamp cap, and a heat dissipation fin group connected to the heat pipe and located on a side of the light source board away from the housing.

Preferably, the heat dissipation fin set includes a plurality of heat dissipation fins, and the plurality of heat dissipation fins are sequentially distributed at intervals in the length extension direction of the heat conduction pipe.

Preferably, the heat pipe has a first heat conduction section penetrating the support and butted with the support, and a second heat conduction section penetrating the heat dissipating fin set and butted with the heat dissipating fin set.

Preferably, the heat dissipation mechanism further comprises a heat dissipation casing which is arranged on the periphery of the casing and fixedly connected with the casing, and one end of the support body is fixedly connected with the heat dissipation casing.

Preferably, the heat dissipation housing has a polygonal cross-sectional shape.

Preferably, the LED bulb further includes a first reflective ring and a second reflective ring respectively located at both sides of the light source plate in the length direction.

Preferably, the first reflective ring and the second reflective ring are respectively provided with a reflective inclined plane corresponding to the plurality of loading planes on the light source plate.

Preferably, the blister is cylindrical.

Due to the implementation of the above technical scheme, compared with the prior art, the utility model have the following advantage:

the utility model discloses a LED bulb, light source board have a plurality of planes of loading that load multiunit lamp pearl respectively, and the lamp pearl of loading is more, and luminance is higher, and passes through the redesign of bulb, and structural design is more reasonable compact, small and exquisite, and less volume can provide higher heat dispersion, improves the prerequisite for improving lamps and lanterns luminous flux by a wide margin and guarantees, the utility model discloses a LED bulb light source (lamp pearl) light efficiency exceeds 220LM/W, and whole lamp light efficiency exceeds 170LM/W, more than traditional incandescent lamp energy-conservation 85%, and the longe-lived reaches more than 50000 hours, is more than twenty times of traditional incandescent lamp life-span, and its is small, uses super high light efficiency, LED light source (lamp pearl) more than long-lived 220LM/W, practices thrift the electric power energy and uses the change rate.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of an LED bulb of the present invention;

fig. 2 is an exploded view of the LED bulb of the present invention;

wherein: 10. a lamp cap; 20. a drive control assembly; 21. a housing; 30. a heat dissipation housing; 31. a heat-dissipating fin group; 301. a heat conducting pipe; 4. a support body; 51. a light source plate; 52. a lamp bead; 61. a first reflective ring; 62. a second reflective ring; 60. a light reflecting slope; 70. bubble caps.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 to 2, an LED light bulb includes a light head 10, a housing 21 (made of a high temperature resistant plastic material) connected to the light head 10 and having a cavity therein, a support body 4 connected to a side of the housing 21 away from the light head 10, a driving and controlling assembly 20, a light source assembly, a bubble cap 70 (the bubble cap 70 is cylindrical and made of a high light transmittance plastic or glass material, and has a light transmittance of 92 to 99), and a heat dissipation mechanism, the driving and controlling assembly 20 is disposed in the cavity of the housing 21, the light source assembly is attached to the support body 4, the cross section of the support body 4 is in a regular hexagonal shape, and is made of AL6063-T5 high strength high thermal conductivity aviation aluminum profile, the light source assembly includes a light source plate 51 and a plurality of lamp beads 52 disposed on the light source plate 51, the cross section of the light source plate 51 is in a regular hexagonal shape, the length extending direction of the light source plate 51 is parallel to the axial direction of the, the bulb is 360 luminous all around promptly, and lamp pearl 52 uses the high integration of SMT paster on PFC light source board 51, and lamp pearl 52 uses super high light efficiency LED lamp pearl 52, and a plurality of loading planes are flat plane instead of circular face, curved surface in addition, the subsides of the lamp pearl 52 of being convenient for more. The unique fashionable octagonal pagoda-shaped appearance design can be compatible with the traditional street lamp bulb light source and other light sources such as factory lamps with E26/E27/E39/E40 screw rotation.

The utility model discloses a bulb middle part is luminous all around, and it is installed effectively when using in the lamp bowl of mill perpendicularly and has shielded the glare, alleviates the staff and plays the effect of protection eyes because of eye fatigue.

In this example, the heat dissipation mechanism includes a heat sink, and the heat sink includes a heat conduction pipe 301 (a super heat conduction copper pipe formed by copper capillary sintering and having a thermal conductivity 50-80 times that of a common metal) fixedly connected to the support 4 and extending in the axial direction of the lamp cap 10, and a heat dissipation fin group 31 connected to the heat conduction pipe 301 and located on one side of the light source plate 51 away from the housing 21. The heat dissipation fin set 31 includes a plurality of heat dissipation fins (made by stamping AL1060 aluminum plate), and the plurality of heat dissipation fins are sequentially distributed at intervals in the length extending direction of the heat conduction pipe 301. The heat pipe 301 has a first heat conduction section penetrating the support 4 and abutting against the support 4, and a second heat conduction section penetrating the heat dissipating fin group 31 and abutting against the heat dissipating fin group 31.

In addition, the heat dissipation mechanism further comprises a heat dissipation shell 30 (formed by die-casting high-pressure aluminum) which is arranged on the periphery of the shell 21 and fixedly connected with the shell 21, the shell 21 is made of high-temperature-resistant plastic materials and can electrically isolate the driving assembly from the metal heat dissipation shell 30, the cross section of the heat dissipation shell 30 is polygonal and is made of die-cast aluminum, and one end of the support body 4 is fixedly connected with the heat dissipation shell 30. Be provided with the radiating groove on the heat dissipation shell 30, increase heat radiating area improves the radiating effect, the utility model discloses a radiating mechanism is very high and light in weight through calorifics simulation optimal design back radiating efficiency.

The lamp cap 10 is fixedly connected with the shell 21 and the heat dissipation shell 30 through screws, one end part of the support body 4 close to the lamp cap 10 is fixedly connected with the heat dissipation shell 30, one side of the heat dissipation fin group 31 close to the support body 4 is fixedly connected with the end part of the support body 4 through screws, the heat conduction pipe 301 penetrates through the support body 4 and the heat dissipation fin group 31, and a central hole of each heat dissipation fin is fixed with the heat conduction pipe 301 through interference fit; the heat from the light source plate 51 is conducted to the heat conducting pipe 301 through the supporting body 4, and the heat conducting pipe 301 conducts the heat to the heat dissipating fin set 31 for dissipation.

The bulb further includes a first reflective ring 61 and a second reflective ring 62 respectively located at both sides of the light source plate 51 in the lengthwise direction. The first reflective ring 61 and the second reflective ring 62 have reflective slopes 60 corresponding to the plurality of loading planes of the light source plate 51, respectively. The first reflection ring 61 and the second reflection ring 62 are made of high-temperature-resistant high-elasticity reflection plastic rubber materials, and the reflection inclined planes 60 on the reflection rings can effectively avoid light loss and improve the light energy utilization efficiency.

To sum up, the utility model discloses a LED bulb, light source board have a plurality of loading planes that load multiunit lamp pearl respectively, and the lamp pearl of loading is more, and luminance is higher, and passes through the redesign of bulb, and structural design is more reasonable compact, small and exquisite, and less volume can provide higher heat dispersion, improves the prerequisite for improving lamps and lanterns luminous flux by a wide margin and guarantees, the utility model discloses a LED bulb light source (lamp pearl) light efficiency exceeds 220LM/W, and whole lamp light efficiency exceeds 170LM/W, than traditional incandescent lamp energy-conservation more than 85%, and the life-span reaches more than 50000 hours, is more than twenty times in traditional incandescent lamp life-span, and its is small, uses LED light source (lamp pearl) more than ultrahigh light efficiency, long-life 220LM/W, the electric power saving and the rate of change.

The present invention has been described in detail, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the same, and the protection scope of the present invention should not be limited thereby, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. An LED bulb, its characterized in that: the LED bulb comprises a lamp holder, a shell body connected with the lamp holder and provided with a cavity inside, a heat dissipation mechanism, a driving and controlling assembly, a light source assembly, a bubble cap and a heat dissipation mechanism, wherein the shell body is far away from the support body on one side of the lamp holder, the driving and controlling assembly is arranged in the cavity of the shell body, the light source assembly is attached to the support body, the light source assembly comprises a light source plate and a plurality of groups of lamp beads arranged on the light source plate, the length extending direction of the light source plate is parallel to the axial direction of the lamp holder, and the light source plate is provided with a plurality of loading planes used for.

2. The LED bulb of claim 1, wherein: the cross section of the light source plate is in a regular polygon shape.

3. The LED bulb of claim 1, wherein: the heat dissipation mechanism comprises a heat radiator, wherein the heat radiator comprises a heat conduction pipe fixedly connected with the support body and extending along the axial direction of the lamp holder, and a heat dissipation fin group connected with the heat conduction pipe and located at the position, far away from one side of the shell, of the light source plate.

4. The LED bulb of claim 3, wherein: the heat dissipation fin group comprises a plurality of heat dissipation fins which are sequentially distributed at intervals in the length extension direction of the heat conduction pipe.

5. The LED bulb of claim 4, wherein: the heat conduction pipe is provided with a first heat conduction section which penetrates through the support body and is in butt joint with the support body, and a second heat conduction section which penetrates through the radiating fin group and is in butt joint with the radiating fin group.

6. The LED bulb of claim 1, wherein: the heat dissipation mechanism further comprises a heat dissipation shell which is arranged on the periphery of the shell and fixedly connected with the shell, and one end part of the support body is fixedly connected with the heat dissipation shell.

7. The LED bulb of claim 6, wherein: the cross section of the heat dissipation shell is in a polygonal shape.

8. The LED bulb of claim 1, wherein: the LED bulb further comprises a first reflection ring and a second reflection ring which are respectively positioned on two sides of the light source board in the length direction.

9. The LED bulb of claim 8, wherein: and the first reflecting ring and the second reflecting ring are respectively provided with a reflecting inclined plane which corresponds to the plurality of loading planes on the light source plate.

10. The LED bulb of claim 1, wherein: the bubble cap is cylindrical.