CN101182918A

CN101182918A - LED sun lamp

Info

Publication number: CN101182918A
Application number: CNA2007101239486A
Authority: CN
Inventors: 李旭亮
Original assignee: Dongguan Kingsun Optoelectronic Co Ltd
Current assignee: KINGSUN OPTOELECTRONIC CO., LTD.
Priority date: 2007-10-16
Filing date: 2007-10-16
Publication date: 2008-05-21
Anticipated expiration: 2027-10-16
Also published as: CN101182918B

Abstract

The invention relates to an illuminator, in particular to an LED fluorescent light. The invention comprises a columnar tube body and two LED luminescence modules arranged on both ends of the tube body respectively. Each LED luminescence module comprises an end cover. The end cover is provided with a hole and the end of the tube body is inserted into the hole. Lugs are arranged on the internal wall of the hole of the end cover. Recesses are arranged at the positions on the external wall of the tube body corresponding to the lugs. Clip connection is formed between the end covers and the tube body through the lugs of the end covers and the recesses of the tube body. Each LED luminescence module also comprises an LED luminophor, an aluminum basal board, heat slugs, heat elimination rings and an LED drive circuit. The LED luminophor is arranged on the aluminum basal board. The reverse side of the aluminum basal board is connected with the heat slugs through fasteners. The heat elimination rings are enclosed outside the heat slugs and are integrated with the heat slugs in an interference way. The invention provides the LED fluorescent lamp which is connected with the LED luminescence modules and the tube body in a dismantle clip connection way, so the waste of resources is reduced and the environment is protected.

Description

The LED fluorescent lamp

Technical field

The present invention relates to lighting device, relate in particular to a kind of LED fluorescent lamp.

Background technology

Compare with fluorescent lamp, the LED light fixture has the characteristics of long, the high and low power consumption of light efficiency of life-span, is to be the energy of new generation of energy-conservation environmental protection again.Existing LED fluorescent structure all fixedly installs circuit board and led array in the body of fluorescent tube, the user can not dismantle voluntarily.The LED fluorescent lamp of prior art when the body of fluorescent lamp damages, also will be scrapped even if the LED light emitting module is intact thereupon; During LED light emitting module fault, also to scrap even if body is intact thereupon; Cause the wasting of resources.

Summary of the invention

The objective of the invention is to overcome above-mentioned the deficiencies in the prior art part and the LED fluorescent lamp that is connected in detachable snapping mode between a kind of LED light emitting module and the body is provided, reducing the wasting of resources, and the protection environment.

Purpose of the present invention can be achieved through the following technical solutions:

The LED fluorescent lamp comprises the body of column it is characterized in that body two ends are provided with a LED light emitting module respectively; Each LED light emitting module includes end cap, and end cap has a hole, and the body end is inserted in the hole of end cap; The inwall in the hole of end cap is provided with projection, and wall and projection corresponding position are provided with recess outside the body, and the projection of end cap and the recess of body constitute the snapping between end cap and the body; The LED light emitting module also comprises LED illuminator, aluminium base, radiating block, heat dissipating ring, led drive circuit, the LED illuminator is arranged on the aluminium base, the reverse side of aluminium base connects radiating block by securing member, heat dissipating ring is sheathed on outside the radiating block, heat dissipating ring links into an integrated entity with interference fit and radiating block, and led drive circuit is arranged in the hole of heat dissipating ring.

The LED fluorescent lamp is characterized in that, the cross section of body is circular, and accordingly, the hole of end cap is also rounded; The projection of ending cover hole is near the arrival end in hole, and projection has two, and the line of two projections is by the center in hole; The recess of body end also has two accordingly, and the position is corresponding with projection.

The LED fluorescent lamp is characterized in that, the projection of ending cover hole is near the arrival end in hole, and projection has three, and three projections are in the uniform setting of the circumferencial direction in hole; The recess of body end also has three accordingly, and the position is corresponding with projection.

The LED fluorescent lamp is characterized in that, the cross section of body is oval, and accordingly, the hole of end cap is ovalize also.

The LED fluorescent lamp is characterized in that, the projection front end has the guiding circular arc, and the projection rear end has the non-return plane.

The LED fluorescent lamp is characterized in that, has opening on the end cap hole wall of projection two sides, so that the prominence has elasticity.

The LED fluorescent lamp is characterized in that, the LED light emitting module also comprises a reflector, and the light direction of reflector is towards the other end of body, and reflector is fixedlyed connected with end cap, and the LED illuminator is arranged on reflector bottom centre.

The LED fluorescent lamp is characterized in that, the LED light emitting module also comprises secondary optical lens, and secondary optical lens is arranged on the place ahead of LED illuminator, with LED illuminator butt.

The LED fluorescent lamp is characterized in that, the cross section of body is circular, and accordingly, the hole of end cap is also rounded; The projection of ending cover hole is near the arrival end in hole, and projection has two, and the line of two projections is by the center in hole; The recess of body end also has two accordingly, and the position is corresponding with projection; The projection front end has the guiding circular arc, and the projection rear end has the non-return plane; The LED light emitting module also comprises a reflector, and the light direction of reflector is towards the other end of body, and reflector is fixedlyed connected with end cap, and the LED illuminator is arranged on reflector bottom centre.

The LED fluorescent lamp that the present invention relates to, body and LED light emitting module form dismountable fastening structure by projection and recess, can be according to instructions for use, body or LED light emitting module are changed, compared, can change the body or the LED light emitting module that break down separately with the LED fluorescent lamp of prior art, thereby economize on resources, cut the waste, because reduced the generation of house refuse, the LED fluorescent lamp that the present invention relates to also has the advantage of environmental protection.When having opening on the LED fluorescent lamp that the present invention relates to, especially the end cap hole wall of projection two sides, can form elasticity in the prominence, can make fastening structure more firm, it is easier to dismantle.

Description of drawings

Fig. 1 is the front view of first embodiment of the invention.

Fig. 2 is a first embodiment of the invention end parts diagrammatic view.

Fig. 3 is an A place partial enlarged view among Fig. 1.

The specific embodiment

The invention will be further described below in conjunction with accompanying drawing.

First embodiment of the present invention is a kind of LED fluorescent lamp, and referring to figs. 1 to Fig. 3, the LED fluorescent lamp comprises the body 101 of column, and body 101 2 ends are provided with a LED light emitting module respectively; Each LED light emitting module includes end cap 102, and end cap 102 has a hole, and body 101 ends are inserted in the hole of end cap 102; The inwall in the hole of end cap 102 is provided with projection, and wall and projection corresponding position are provided with recess outside the body 101, and the recess of the projection of end cap 102 and body 101 constitutes the snapping between end cap 102 and the body 101; The LED light emitting module also comprises LED illuminator 107, aluminium base 106, radiating block 109, heat dissipating ring 103, led drive circuit 110, LED illuminator 107 is arranged on the aluminium base 106, the reverse side of aluminium base 106 connects radiating block 109 by screw, heat dissipating ring 103 is sheathed on outside the radiating block 109, heat dissipating ring 103 links into an integrated entity with interference fit and radiating block 109, and led drive circuit 110 is arranged in the hole of heat dissipating ring 103.The cross section of body 101 is circular, and accordingly, the hole of end cap 102 is also rounded; The projection in end cap 102 holes is near the arrival end in hole, and in the present embodiment, projection has two, and the line of two projections is by the center in hole; The recess of body 101 ends also has two accordingly, and the position is corresponding with projection; The projection front end has the guiding circular arc, and the projection rear end has the non-return plane; Have opening on end cap 102 hole walls of projection two sides, opening is two slits with the axis parallel in end cap 102 holes, so that the prominence has elasticity, makes things convenient for body 101 ends and take out from body 101 ends of packing into of end cap 102.The LED light emitting module also comprises a reflector 108, and the light direction of reflector 108 is towards the other end of body 101, and reflector 108 is fixedlyed connected with end cap 102, and LED illuminator 107 is arranged on reflector bottom centre.The concrete structure of present embodiment is as follows: the LED fluorescent lamp comprises the body 101 of column, comprise that also 107, two LED illuminators 107 of two LED illuminators are separately positioned on two ends of body 101, and the exiting surface of two LED illuminators 107 is provided with in opposite directions; A two-sided reflecting piece 113 is set in the body 101, and two-sided reflecting piece 113 is arranged between two LED illuminators 107; Body 101 2 ends also are respectively equipped with led drive circuit 110 and the heat abstractor that works alone.The cross section of body 101 is circular, and reflecting piece 113 also is circular; Heat abstractor in the present embodiment is the heat dissipating ring 103 of hollow, and the outer wall of heat dissipating ring 103 is provided with the heat radiation wing, and described drive circuit 110 is arranged on heat dissipating ring 103 inside; Two light reflecting piece 113 are arranged on the symmetrical centre of two LED illuminators 107; Body 101 2 ends also are respectively equipped with a reflector 108, the heart among LED illuminator 107 is arranged at the bottom of 108 glasss of the reflectors; Two-sided reflecting piece 113 has two parallel reflective planes.In the present embodiment, body 101 inwalls are provided with the rib of two projections, and angle is greatly most 120 ° between two ribs, and reflective membrane 111 and diffusion barrier 112 are set in the body 101, separates with aforesaid two ribs.In the present embodiment, two ends of body 101 only are provided with a LED illuminator 107 respectively, and two end structure symmetries, only be illustrated below with regard to an end structure, LED illuminator 107 is arranged on the aluminium base 106, aluminium base 106 the place aheads are provided with reflector 108, and aluminium base 106, LED illuminator 107, reflector 108 all are arranged in the end cap 102; The end of heat dissipating ring 103 endoporus connects a radiating block 109 by interference fit, and in the present embodiment, heat dissipating ring 103 and radiating block 109 are aluminum component, certainly, also can make of aluminium alloy or other hot good conductor; End cap 102 and aluminium base 106 are connected heat dissipating ring 103 ends by screw, and in the present embodiment, screw is connected with radiating block 109; For heat radiation better, aluminium base 106 be with forming contact-making surface between the radiating block 109, in case of necessity, can give with the faying face of radiating block 109 at aluminium base 106 and be coated with heat-conducting glue, to reach better heat-conducting effect.Reflector 108 is arranged in the end cap 102 by adhesive means (can certainly be welding or by mechanical connection manners such as securing members); The other end of heat dissipating ring 103 opposite end of end cap 102 (connect) connects capping 105, two strip electrodes 104 and is arranged in capping 105, two strip electrodes 104 and heat dissipating ring 103 interior led drive circuits 110 and is electrically connected; Be connected by screw between capping 105 and the heat dissipating ring 103; Led drive circuit 110 is connected with the LED illuminator 107 that is arranged at aluminium base 106; In the present embodiment, end cap 102 is provided with button bit, and body 101 ends are provided with and the corresponding perforate of button bit, and end cap 102 is connected with body 101 by the mode of snapping; With reference to Figure 11, in the present embodiment, two-sided reflecting piece 113 is to insert body 101 by an opening on the body 101, for the mechanical performance of body 101 not because of opening weakens, pack into after the two-sided reflecting piece 113, can also opening be sealed with glue; The LED luminescence technology itself is a mature technology, and led drive circuit 110, aluminium base 106, LED illuminator 107 can adopt commercial product.

Second embodiment of the present invention also is a kind of LED fluorescent lamp, be with the difference of first embodiment of the invention, there is not reflector in the LED light emitting module, learn lens but a quadratic power is set in the place ahead of LED illuminator, secondary optical lens is fixed on the end cap, the exiting surface of the incidence surface butt LED illuminator of secondary optical lens.

With reference to two embodiment of the present invention, be easy to realize other technical scheme of the present invention, no longer repeat.The variation all in claim scope of the present invention, that the quantity of the shape of body or projection is done is all within protection scope of the present invention.

Claims

1.LED fluorescent lamp comprises it is characterized in that the body of column,

Body two ends are provided with a LED light emitting module respectively;

Each LED light emitting module includes end cap, and end cap has a hole, and the body end is inserted in the hole of end cap;

The inwall in the hole of end cap is provided with projection, and wall and projection corresponding position are provided with recess outside the body, and the projection of end cap and the recess of body constitute the snapping between end cap and the body;

The LED light emitting module also comprises LED illuminator, aluminium base, radiating block, heat dissipating ring, led drive circuit, the LED illuminator is arranged on the aluminium base, the reverse side of aluminium base connects radiating block by securing member, heat dissipating ring is sheathed on outside the radiating block, heat dissipating ring links into an integrated entity with interference fit and radiating block, and led drive circuit is arranged in the hole of heat dissipating ring.

2. LED fluorescent lamp according to claim 1 is characterized in that, the cross section of body is circular, and accordingly, the hole of end cap is also rounded; The projection of ending cover hole is near the arrival end in hole, and projection has two, and the line of two projections is by the center in hole; The recess of body end also has two accordingly, and the position is corresponding with projection.

3. LED fluorescent lamp according to claim 2 is characterized in that, the projection of ending cover hole is near the arrival end in hole, and projection has three, and three projections are in the uniform setting of the circumferencial direction in hole; The recess of body end also has three accordingly, and the position is corresponding with projection.

4. LED fluorescent lamp according to claim 1 is characterized in that, the cross section of body is oval, and accordingly, the hole of end cap is ovalize also.

5. LED fluorescent lamp according to claim 1 is characterized in that the projection front end has the guiding circular arc, and the projection rear end has the non-return plane.

6. according to claim 1 or 6 described LED fluorescent lamps, it is characterized in that having opening on the end cap hole wall of projection two sides, so that the prominence has elasticity.

7. LED fluorescent lamp according to claim 1 is characterized in that the LED light emitting module also comprises a reflector, and the light direction of reflector is towards the other end of body, and reflector is fixedlyed connected with end cap, and the LED illuminator is arranged on reflector bottom centre.

8. LED fluorescent lamp according to claim 1 is characterized in that the LED light emitting module also comprises secondary optical lens, and secondary optical lens is arranged on the place ahead of LED illuminator, with LED illuminator butt.

9. LED fluorescent lamp according to claim 1 is characterized in that, the cross section of body is circular, and accordingly, the hole of end cap is also rounded; The projection of ending cover hole is near the arrival end in hole, and projection has two, and the line of two projections is by the center in hole; The recess of body end also has two accordingly, and the position is corresponding with projection; The projection front end has the guiding circular arc, and the projection rear end has the non-return plane; The LED light emitting module also comprises a reflector, and the light direction of reflector is towards the other end of body, and reflector is fixedlyed connected with end cap, and the LED illuminator is arranged on reflector bottom centre.