CN212252127U

CN212252127U - LED bulb

Info

Publication number: CN212252127U
Application number: CN202021288123.7U
Authority: CN
Inventors: 熊文; 何凯特
Original assignee: Guangxi Tongming Trade Co ltd
Current assignee: Guangxi Tongming Trade Co ltd
Priority date: 2020-07-03
Filing date: 2020-07-03
Publication date: 2020-12-29
Anticipated expiration: 2030-07-03

Abstract

An LED energy-saving bulb comprising: a lamp cap; the lamp holder is connected with the lamp cap through a connecting piece, a through hole is formed in the center of the lamp holder, and the connecting piece is clamped on the inner side of the through hole; one end of the lampshade is arranged on the lamp holder; the top cover is arranged at one end of the lampshade, which is far away from the lamp holder; the lamp holder, the lampshade and the top cover enclose an accommodating cavity, and the lighting assembly is arranged in the accommodating cavity; wherein, the top surface center of top cap is provided with a plurality of first ventilation holes, and the top surface of top cap is provided with a plurality of second ventilation holes all around, and the through-hole of lamp stand is provided with a plurality of third ventilation holes all around. The utility model discloses the LED bulb is in the central authorities of top cap and indicate respectively all around that there are a plurality of first ventilation holes and a plurality of second ventilation hole, and the lamp stand is provided with the third ventilation hole all around for the heat that lighting assembly both sides homoenergetic produced with higher speed discharge lighting assembly improves the life of LED bulb.

Description

LED bulb

Technical Field

The utility model relates to an illumination lamps and lanterns technical field especially relates to a LED bulb.

Background

It is well known that people working and living at night cannot keep lighting. The original society is bright light in the night depends on natural light, the illumination of the produced light of raw materials, through the long history of the river, the utility model of edison has electric lamp, along with the illumination utensil through constantly upgrading again. People in the modernization process pay attention to the style of the lighting apparatus and pay attention to energy conservation.

At present, low-power LEDs are widely applied to indicator lamps, decorative lamps and flashlights. With the continuous improvement of the luminous efficiency of white Light Emitting Diodes (LEDs), the LED illuminating lamp gradually changes from a decoration function to an illumination function. And a large amount of heat is generated due to the LED light emitting element during operation. The LED light-emitting element is applied to the field of bulb illumination, and if the heat dissipation problem of the LED light-emitting element is not solved, the service life of an LED bulb product is greatly influenced. Because the normal operating temperature of the LED light-emitting element is generally about 50 degrees, the service life of the LED is shortened by 50% when the LED is operated at 10 degrees per liter.

The heat dissipation of the LED bulb product mainly comprises two types: the other is a heat convection type heat dissipation structure, namely, a micro heat dissipation fan is arranged on an LED bulb, and the air fluidity in the LED bulb is accelerated through the heat dissipation fan, so that the purposes of cooling and heat dissipation are achieved. The structure of the heat dissipation mode is complex, the limitation on the lamp is more, and the control of the design and the volume of the LED bulb in the aspect of style is not facilitated; the service life of a motor of the cooling fan is about 5-1 ten thousand hours, but the service life of the LED light-emitting element is about 10 ten thousand hours and is very asymmetric, so that the real service life of the LED bulb is severely limited; the popularization and the application of the LED bulb are influenced to a great extent. The other type is a heat conduction type heat dissipation structure, namely an aluminum alloy heat dissipation structure is arranged on a lamp bracket of the LED light-emitting element, and heat conduction between the LED light-emitting element and the outside air is accelerated through aluminum alloy, so that the effect of cooling and heat dissipation is achieved. Compared with the heat convection type heat dissipation structure, the LED bulb has the advantages that the structure complexity and the size are reduced, but the advantages of simple structure, low cost, easiness in popularizing the public, small size and reliable quality of the traditional bulb cannot be achieved, and the popularization and application of the LED bulb product are greatly influenced. Although the LED lighting lamp is a cold light source, the heat generated during the lighting process is still large, and if no measures are taken to reduce the heat, the service life of the LED lighting lamp is shortened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a LED bulb, it is slow to have solved the heat dissipation of LED light, and the short-lived problem has improved the life of LED light.

The utility model relates to a LED energy-saving bulb, include:

a lamp cap;

the lamp holder is connected with the lamp cap through a connecting piece, a through hole is formed in the center of the lamp holder, and the connecting piece is clamped on the inner side of the through hole;

the lamp shade is arranged on the lamp holder at one end;

the top cover is arranged at one end of the lampshade, which is far away from the lamp holder;

the lamp holder, the lampshade and the top cover enclose an accommodating cavity, and the lighting assembly is arranged in the accommodating cavity;

the lamp holder is characterized in that a plurality of first ventilation holes are formed in the center of the top surface of the top cover, a plurality of second ventilation holes are formed in the periphery of the top surface of the top cover, and a plurality of third ventilation holes are formed in the periphery of the through holes of the lamp holder.

Further, the outer surface of the lamp cap is provided with threads for mounting a bulb.

Further, the upper end of the lamp shade extends outwards to be convenient for with the last cardboard that the top cap is connected, the lower extreme of lamp shade extends outwards to be convenient for with the lower cardboard that the lamp stand is connected.

Further, the diameter of the upper end of the lampshade is smaller than that of the middle part of the lampshade, and the diameter of the lower end of the lampshade is smaller than that of the middle part of the lampshade.

Furthermore, the lighting assembly comprises a support, an LED lamp strip and a circuit board, wherein the LED lamp strip and the circuit board are installed on the support, and a plurality of lamp beads are uniformly arranged on the outer surface of the LED lamp strip.

Further, set up in a plurality of on the top cap first through-hole wholly is honeycomb structure, the diameter of first through-hole is less than 2 mm.

Further, the width of the second through hole 2 is less than 2 mm.

Further, the lamp holder is made of copper materials; the lamp holder and the top cover are made of aluminum alloy materials; the lampshade is made of glass.

Further, the lamp holder bottom still includes the screening glass that is used for blocking anodal and negative pole intercommunication, the screening glass cover is established the lamp holder bottom, and with the coaxial setting of lamp holder.

Further, the material adopted by the protection sheet is acrylonitrile-butadiene-styrene copolymer. .

The utility model provides a pair of LED bulb, its beneficial effect lies in: the LED bulb is provided with a plurality of first ventilation holes and a plurality of second ventilation holes in the center and around the top cover respectively, and the lamp holder is provided with the third ventilation holes around, so that the two sides of the lighting assembly can accelerate the discharge of heat generated by the lighting assembly, and the service life of the LED bulb is prolonged.

Drawings

Fig. 1 is a schematic structural diagram of an LED bulb in an embodiment of the present invention;

FIG. 2 is a schematic view of the structure of the lamp housing of FIG. 1;

FIG. 3 is a schematic view of the lamp cover of FIG. 1;

FIG. 4 is a schematic view of the lighting assembly of FIG. 1;

fig. 5 is a top view of the lamp cap and the lamp holder of fig. 1.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.

Fig. 1 is a schematic structural diagram of an LED bulb in an embodiment of the present invention; fig. 2 is a schematic structural view of the lamp housing 30 in fig. 1; FIG. 3 is a schematic view of the structure of the lamp cover 40 in FIG. 1; FIG. 4 is a schematic diagram of the structure of the lighting assembly 50 of FIG. 1; fig. 5 is a top view of the lamp cap 10 and the lamp socket 20 in fig. 1. Referring to fig. 1-5, the present invention provides an LED bulb, comprising:

a lamp cap 10; the lamp holder 20, the lamp holder 20 is connected with lamp holder 10 through the link, there are air vents in the centre of the lamp holder 20, the link is blocked in the inside of through hole; a lamp cover 30, one end of the lamp cover 30 is mounted on the lamp holder 20; the top cover 40 is arranged at one end of the lampshade 30 far away from the lamp holder 20; the lighting assembly 50, the lamp holder 20, the lamp shade 30 and the top cover 40 enclose a containing cavity, and the lighting assembly 50 is arranged in the containing cavity; wherein, the top surface center of top cap 40 is provided with a plurality of first ventilation holes 41, and the top surface of top cap 40 is provided with a plurality of second ventilation holes 42 all around, and the through-hole of lamp stand 20 is provided with a plurality of third ventilation holes 23 all around.

In particular, the outer surface of the cap 10 is provided with a screw thread for mounting a bulb, and the cap 10 is mounted on the lamp by the screw thread, which is more convenient and durable than a bayonet type and a direct type.

Specifically, the upper end of the lamp shade 30 extends outwards to form an upper clip plate 31 which is convenient to be connected with the top cover 40, and the lower end of the lamp shade 40 extends outwards to form a lower clip plate 32 which is convenient to be connected with the lamp holder 20. The lampshade 30 plays a role in protecting the lighting assembly 50, and when the upper clamping plate 31 is connected with the top cover 40, the upper clamping plate 31 plays a role in positioning and auxiliary connection; the lower card 32 serves as a positioning and auxiliary attachment when the lower card 32 is attached to the socket 20.

Specifically, the diameter of the upper end of the lampshade 30 is smaller than that of the middle part of the lampshade 40, and the diameter of the lower end of the lampshade 30 is smaller than that of the middle part of the lampshade 30, so that the lampshade 30 is large in the middle, and the two sides of the lampshade gradually reduce in shape, and the lampshade is more practical and attractive.

Specifically, the lighting assembly 50 includes a bracket 51, an LED strip 52 mounted on the bracket 51, and a circuit board, wherein a plurality of beads 521 are uniformly arranged on the outer surface of the LED strip 52. In this embodiment, the support 51 is a hollow cylinder, the LED strip 52 is uniformly mounted on the support 51, and the support 51 can assist in dissipating heat during use. The support 51 is a hollow cylinder and is not a limitation of the present invention, and the support 51 may be a hollow body having any shape.

Specifically, set up a plurality of first ventilation holes 41 on top cap 40 and wholly be honeycomb structure, the diameter of first ventilation hole 41 is less than 2mm, when having guaranteed the radiating of LED bulb, prevents that the foreign matter from inserting to the LED bulb in through first ventilation hole 41, takes place to electrocute danger.

Specifically, the width of the second ventilation hole 42 is less than 2mm, and the length can be any length, so that in a scene commonly used in a family, objects such as keys are prevented from being inserted into the LED bulb through the second ventilation hole 42, and electric shock hazard is prevented.

Specifically, the base 10 is made of copper, which has the advantages of good ductility, high thermal conductivity and good electrical conductivity; the lamp holder 20 and the top cover 40 are made of aluminum alloy, and the aluminum alloy has the advantages of low density, good mechanical property, good processing property, no toxicity, easy recovery, and excellent electrical conductivity, heat transfer property and corrosion resistance; the lampshade 30 is made of glass, and has the functions of protection and light transmission.

Specifically, the bottom of the lamp holder 10 further comprises a protection sheet 11 for blocking the connection between the positive electrode and the negative electrode, the protection sheet 11 is sleeved at the bottom of the lamp holder 10, and the protection sheet and the lamp holder 10 are coaxially arranged to effectively protect the service life of a product.

Specifically, the material used for the protection sheet 11 is acrylonitrile-butadiene-styrene copolymer, abbreviated as ABS plastic, which is a thermoplastic plastic with good comprehensive properties of "hard mass, tough property, and high rigidity".

Understandably, the LED bulb comprises a lamp cap 10, a lamp holder 20, a lampshade 30 and a lighting assembly 50 arranged in a containing cavity. The top surface center of top cap 40 is provided with a plurality of first ventilation holes 41, and the top surface of top cap 40 is provided with a plurality of second ventilation holes 42 all around, and the ventilation hole of lamp stand 20 is provided with a plurality of third ventilation holes 23 all around, sets up first ventilation hole 41, second ventilation hole 42 and third ventilation hole 23 respectively on the LED bulb and discharges the heat that lighting assembly 50 produced with higher speed, improves the life of LED bulb.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. An LED bulb, comprising:

a lamp cap (10);

the lamp holder (20), the lamp holder (20) is connected with the lamp holder (10) through a connecting piece, a through hole is formed in the center of the lamp holder (20), and the connecting piece is clamped on the inner side of the through hole;

the lamp shade (30), one end of the said lamp shade (30) is mounted on said lamp holder (20);

the top cover (40), the said top cover (40) is mounted to the one end far away from said lamp holder (20) of the said lamp shade (30);

the lamp holder (20), the lampshade (30) and the top cover (40) enclose a containing cavity, and the lighting assembly (50) is arranged in the containing cavity;

the lamp holder is characterized in that a plurality of first ventilation holes (41) are formed in the center of the top surface of the top cover (40), a plurality of second ventilation holes (42) are formed in the periphery of the top surface of the top cover (40), and a plurality of third ventilation holes (23) are formed in the periphery of the through holes of the lamp holder (20).

2. The LED bulb of claim 1, wherein: the outer surface of the lamp holder (10) is provided with threads for mounting a bulb.

3. The LED bulb of claim 1, wherein: the lamp shade (30) upper end outwards extend have be convenient for with last cardboard (31) that top cap (40) are connected, the lamp shade (30) lower extreme outwards extend have be convenient for with lower cardboard (32) that lamp stand (20) are connected.

4. The LED bulb of claim 3, wherein: the diameter of the upper end of the lampshade (30) is smaller than that of the middle part of the lampshade (30), and the diameter of the lower end of the lampshade (30) is smaller than that of the middle part of the lampshade (30).

5. The LED bulb of claim 1, wherein: the lighting assembly (50) comprises a support (51), an LED lamp strip (52) and a circuit board, wherein the LED lamp strip (52) is installed on the support (51), and a plurality of lamp beads (521) are uniformly arranged on the outer surface of the LED lamp strip (52).

6. The LED bulb of claim 1, wherein: set up in a plurality of on top cap (40) first ventilation hole (41) wholly are honeycomb structure, the diameter of first ventilation hole (41) is less than 2 mm.

7. The LED bulb of claim 1, wherein: the width of the second vent hole (42) is less than 2 mm.

8. The LED bulb of claim 1, wherein: the lamp holder (10) is made of copper; the lamp holder (20) and the top cover (40) are made of aluminum alloy materials; the lampshade (30) is made of glass.

9. The LED bulb of claim 1, wherein: the lamp holder (10) bottom still includes and is used for blocking screening glass (11) of anodal and negative pole intercommunication, screening glass (11) cover is established lamp holder (10) bottom, and with lamp holder (10) coaxial setting.

10. The LED bulb of claim 9, wherein: the material adopted by the protection sheet (11) is acrylonitrile-butadiene-styrene copolymer.