CN202756936U

CN202756936U - LED (light emitting diode) lamp and lamp holder thereof

Info

Publication number: CN202756936U
Application number: CN2012202037971U
Authority: CN
Inventors: 徐�明
Original assignee: SHENZHEN LEDTEK OPTOELECTRONICS TECHNOLOGY Co Ltd
Current assignee: SHENZHEN LEDTEK OPTOELECTRONICS TECHNOLOGY Co Ltd
Priority date: 2012-05-08
Filing date: 2012-05-08
Publication date: 2013-02-27
Anticipated expiration: 2022-05-08

Abstract

The utility model belongs to the field of illumination and relates to an LED (light emitting diode) lamp. The LED lamp comprises a tube and two lamp holders disposed at two ends of the tube. Each lamp holder comprises a bearing seat and a drive mechanism which can rotate relative to the bearing seat, the tube is fixedly mounted at one end of the bearing seat, the drive mechanism is mounted at the other end of the bearing seat, a plurality of toothed grooves are arranged in the bearing seat, lugs meshed with the toothed grooves are disposed on the drive mechanism, and scale marks for reading rotation angles when the drive mechanism rotates relative to the bearing seat are arranged on the outer surface of the drive mechanism. Accordingly, consistency and accuracy of rotation angles of the two lamp holders can be guaranteed. The LED lamp is simple in structure, accurate and convenient in angle adjusting and convenient to assemble, and capable of substituting for a traditional fluorescent lamp for illuminating.

Description

Led lamp and lamp holder thereof

Technical field

The utility model relates to a kind of led lamp, relates in particular to a kind of lamp holder of led lamp.

Background technology

Light emitting diode (Light Emitting Diode, LED) just progressively replaces conventional lamp now because it has the characteristics such as life-span length, energy-saving and environmental protection, such as high-pressure mercury lamp, Halogen lamp LED etc., is widely used in lighting field.

Mostly the LED light fixture is a plurality of led light sources are installed on the long strip-board shape section bar now, be equipped with tubing, lamp holder etc. again and consist of the traditional fluorescent lamp tubular structure, but the existing fluorescent tube of convenient substituting is mounted on the lamp socket thus.Yet, the rising angle of the LED light fixture of this kind structure can be restricted, for guaranteeing lamp installation rising angle afterwards, when lamp assembled, can adjust the relative position of lamp holder and light source by Rotatable lamp holder, but this adjustment relies on experience and the visual determination of assembler often, may have certain deviation, the lamp holder at light fixture two ends is difficult to be controlled at same angle, may cause thus light fixture to be difficult to be assembled on the lamp socket.In addition, because light fixture on being installed to lamp socket the time, need to just can make the light fixture 90-degree rotation circuit on light fixture and the lamp socket connect, and the lamp holder of lamp-socket inner core and light fixture operate very not conveniently all in rotation in this process, even causes the electrical equipment connection to fail connection.

The utility model content

In view of this, provide a kind of convenient led lamp of adjusting, assembling.

A kind of led lamp, comprise fluorescent tube and be installed on two lamp holders of lamp tube ends, described lamp holder comprises load bearing seat and the driving mechanism that can rotate relative to load bearing seat, the fixing installing of one end of described load bearing seat fluorescent tube, the other end is installed described driving mechanism, be provided with some teeth groove in the described load bearing seat, described driving mechanism is provided with the lug with teeth groove engagement, and the outer surface of driving mechanism is provided with scale and indicates rotational angle when reading driving mechanism and load bearing seat and relatively rotate.

A kind of lamp holder of led lamp, comprise load bearing seat and the driving mechanism that can rotate relative to load bearing seat, one end of described load bearing seat is used for the fluorescent tube of installing led lamp, the other end is installed described driving mechanism, be provided with some teeth groove in the described load bearing seat, described driving mechanism is provided with the lug with teeth groove engagement, and the outer surface of driving mechanism is provided with scale and indicates rotational angle when reading driving mechanism and load bearing seat and relatively rotate.

Prior art is compared, on the lamp holder of the utility model led lamp scale being set represents, thereby can conveniently read the rotational angle of lamp holder during the angle of adjustment light fixture, thereby can guarantee uniformity and the accuracy of lamp holder rotational angle, it is simple in structure, angle adjustment is precisely convenient, easy to assembly, but the convenient substituting traditional fluorescent lamp is used as lighting.

Description of drawings

Fig. 1 is the assembly drawing of the led lamp of the utility model one embodiment.

Fig. 2 is the wherein assembly drawing of a lamp holder of led lamp shown in Figure 1.

Fig. 3 is the exploded view of another angle of lamp holder shown in Figure 2.

The main element symbol description

Lamp holder	100
		Load bearing seat	110
Teeth groove	112
		Mark	114
Actuator	130
		Projection	132
Lug	134
		Swivel head	150

End cap	152
		Perforation	1521
Scale indicates	1523
		Side cover	154
Breach	1541
		Electrode	156
Stopple	158
		Retainer	170
Projection	172
		Fluorescent tube	200
Bonnet	210
		Protecgulum	230

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 only in order to explaining the utility model, and be not used in restriction the utility model.

As shown in Figure 1, the utility model led lamp comprises two lamp holders 100 and is located at fluorescent tube 200 between two lamp holders 100.Described fluorescent tube 200 comprises bonnet 210, protecgulum 230 and light source portion (not shown).Wherein bonnet 210 all is lengthwise semicircle arcuation with protecgulum 230, and both hold described light source portion in conjunction with consisting of a pipe.For ease of bright dipping, described protecgulum 230 is transparent material.Described light source portion comprises a sheet material and some light sources, and described light source is fixed on the sheet material, roughly is evenly spaced apart.In the present embodiment, described light source is light emitting diode, and its exiting surface is towards described protecgulum 230, and described sheet material can be common printed circuit board or metal-cored circuit board, and light source is electrically connected on the circuit board.

Described lamp holder 100 is arranged at respectively the two ends of fluorescent tube 200, and both structures are identical, and the below only is described in detail the structure of lamp holder 100 as an example of one of them example.As shown in Figures 2 and 3, described lamp holder 100 comprises load bearing seat 110, actuator 130, swivel head 150, reaches retainer 170.

Described load bearing seat 110 is cylindric, central authorities form a substrate, substrate is divided into two parts with described load bearing seat 110, wherein load bearing seat 110 is used for the end of fixed placement fluorescent tube 200 correspondences towards the part of fluorescent tube 200, after the assembling, the two ends of fluorescent tube 200 are individually fixed in the load bearing seat 110 of two lamp holders 100, can be with load bearing seat 110 actions.Load bearing seat 110 deviates from the inwall of part of fluorescent tube 200 and forms some vertical teeth groove 112, described teeth groove 112 distributes along the whole even circumferential of load bearing seat 110 inwalls, and its size can be according to the precision setting of required adjusting, and required precision is thinner, then the quantity of teeth groove 112 is more, and it is closeer to distribute.The outer surface of load bearing seat 110 is provided with mark 114, in order to represent initial installation site.

Described actuator 130 matches with swivel head 150, consists of driving mechanism, in the time of need to regulating, by driving mechanism being applied active force driving mechanism is rotated relative to load bearing seat 110, thereby adjusts the angle of fluorescent tube 200.

In the present embodiment, described actuator 130 structures in the form of annular discs, its diameter is slightly less than the internal diameter of load bearing seat 110, actuator 130 is provided with two projections 132 towards the side of a side of swivel head 150, be used for cooperating the location with swivel head 150, radially outwards form lug 134 on the outer circumference surface of actuator 130, this lug 134 is used for being meshed with the teeth groove 112 of load bearing seat 110.During assembling, described actuator 130 places load bearing seat 110 to be provided with in the part of teeth groove 112 and is resisted against on the substrate of

load bearing seat

110, and 134 of the lugs of actuator 130 are engaged in the wherein teeth groove 112 of load bearing seat 110.Read rotational angle when adjusting angle for ease of follow-up light fixture, described lug 134 is engaged in the teeth groove 112 of mark 114 positions on the load bearing seat 110 when initially assembling.

Described swivel head 150 is used for being connected with lamp socket, comprises circular end cap 152 and by end cap 152 vertical outward extending cylindric side covers 154, and convex is provided with electrode 156 and is used for the connection external power source on the described end cap 152, thereby to light source power supply.The external diameter of the internal diameter of described side cover 154 and actuator 130 is suitable, and the external diameter of the side cover 154 then internal diameter with load bearing seat 110 is suitable, is formed with breach 1541 on the side cover 154, is used for accommodating retainer 170.The projection 132 of described end cap 152 corresponding actuators 130 is provided with two perforation 1521, and in addition, the utility model led lamp also is provided with two stopples 158 and is used for sealing described perforation 1521.For conveniently reading rotational angle, be provided with scale at the edge of the outer surface of end cap 152 and indicate 1523, it is corresponding with the tooth pitch of the teeth groove 112 of load bearing seat 110 that described scale indicates 1523 minimum scale.In the present embodiment, the angle that light fixture can be adjusted is 180 degree, and minimum scale is 10 degree, and the angle that namely whenever turns over teeth groove 112 its rotations is 10 degree.Scale on the described end cap 152 indicates 1523 take 0 degree graduation mark as datum line, clockwise, each 90 degree of counter clockwise direction, each little lattice is 10 degree, the graduation mark of described scale sign 1523 is extended on the outer circumference surface of side cover 154 by the edge of end cap 152 always, thereby can see easily the angle of rotation when adjusting light fixture.

Described retainer 170 is circular arc sheet, and its shape size is corresponding with the breach 1541 of swivel head 150, and convex is provided with some protruding 172, described protruding 172 for matching fixing with the teeth groove 112 of load bearing seat 110 on the outer surface of an end of retainer 170.

During assembling, described swivel head 150 covers on the actuator 130, the end of the side cover 154 of swivel head 150, namely the end away from end cap 152 is contained in the load bearing seat 110, the projection 132 of actuator 130 stretches into respectively in the perforation 1521 of swivel head 150, and with stopple 158 sealings, so swivel head 150 is combined with actuator 130, one is rotated relative to load bearing seat 110.At this moment, the lug 134 of described revolving part is over against the datum line of the scale mark 1523 of swivel head 150, namely 0 the degree graduation mark, the scale that the mark 114 that rotational angle when so, driving mechanism and load bearing seat 110 relatively rotate relatively rotates rear load bearing seat 110 departs from driving mechanism indicates the angle of 1523 datum line.

When being contained in lamp holder 100 on the fluorescent tube 200, to swivel head 150 apply exert oneself, can drive actuator 130 rotates relative to load bearing seat 110, lug 134 skidded off and changed over to other corresponding teeth groove 112 by the teeth groove 112 at mark 114 places this moment, by observing the scale of the mark 114 corresponding swivel heads 150 that rotate rear load bearing seat 110, can accurately know institute's rotational angle, so can guarantee accuracy and the uniformity of rotational angle of two lamp holders 100 at fluorescent tube 200 two ends.Adjustment between fluorescent tube 200 and lamp holder 100 is complete, retainer 170 can be inserted into load bearing seat 110 by the breach 1541 of swivel head 150, the projection 172 of retainer 170 is snapped in to the teeth groove 112 of load bearing seat 110, so swivel head 150 is fixed on the load bearing seat 110, follow-up when lamp installation is to the lamp socket, can avoid swivel head 150 and load bearing seat 110 to relatively rotate, affect the installation of light fixture, also can avoid simultaneously because relatively rotate the impact electrical connection.

The utility model led lamp arranges scale at the lamp holder 100 of light fixture and represents, thereby can conveniently read the rotational angle of lamp holder 100 when adjusting the angle of light fixture, thereby can guarantee uniformity and the accuracy of lamp holder 100 rotational angles.Set up in addition retainer 170, after light fixture is adjusted to the right place, carry out spacing, avoid lamp installation during to lamp socket lamp holder 100 relatively rotate with fluorescent tube 200, affect the installation of light fixture, it is simple in structure, angle adjustment is precisely convenient, easy to assembly, but convenient substituting traditional fluorescent lamp tool uses as lighting.

The above only is better possible embodiments of the present utility model, and is non-so namely limit to claim of the present utility model, and the equivalent structure that such as uses the utility model specification and accompanying drawing content to do changes, and all reason is with being contained in the scope of the present utility model.

Claims

1. the lamp holder of a led lamp, comprise load bearing seat and the driving mechanism that can rotate relative to load bearing seat, one end of described load bearing seat is used for the fluorescent tube of installing led lamp, the other end is installed described driving mechanism, it is characterized in that: be provided with some teeth groove in the described load bearing seat, described driving mechanism is provided with the lug with teeth groove engagement, and the outer surface of driving mechanism is provided with scale and indicates rotational angle when reading driving mechanism and load bearing seat and relatively rotate.

2. the lamp holder of led lamp as claimed in claim 1, it is characterized in that: described load bearing seat is provided with mark, the mark position of the lug of driving mechanism during lamp assembled, datum mark that the driving mechanism high scale indicates and load bearing seat is corresponding, and the mark that the rotational angle when driving mechanism and load bearing seat relatively rotate relatively rotates rear load bearing seat departs from the angle of datum mark of the scale sign of driving mechanism.

3. the lamp holder of led lamp as claimed in claim 2 is characterized in that: the minimum scale that the tooth pitch of described teeth groove and scale indicate is suitable.

4. such as the lamp holder of the described led lamp of any one among the claim 1-3, it is characterized in that: described teeth groove is along the whole circle distribution of load bearing seat inwall.

5. the lamp holder of led lamp as claimed in claim 4, it is characterized in that: described driving mechanism comprises swivel head and is contained in the interior actuator of swivel head, described swivel head is provided with some perforation, be convexly equipped with some projections towards swivel head on the described actuator, described projection is arranged in respectively in the described perforation, and described swivel head convex is provided with electrode and is used for connecting external power source.

6. the lamp holder of led lamp as claimed in claim 5, it is characterized in that: described lug is formed on the actuator, and described scale indicates and is formed on the swivel head.

7. the lamp holder of led lamp as claimed in claim 5, it is characterized in that: also comprise retainer, one end of described retainer is fixed in the driving mechanism, and the other end is fixed in the load bearing seat, is used for relatively rotating between the actuator of restriction load bearing seat and driving mechanism after the lamp holder assembling.

8. the lamp holder of led lamp as claimed in claim 7, it is characterized in that: described fixture is circular arc sheet, the swivel head of described driving mechanism is provided with breach and accommodates described fixture, and the end of fixture is provided with some projections, and described projection is sticked in the teeth groove of load bearing seat.

9. a led lamp comprises fluorescent tube, it is characterized in that: also comprise two such as the described lamp holder of any one among the claim 1-8, described fluorescent tube is fixedly installed between the load bearing seat of described lamp holder.

10. led lamp as claimed in claim 9, it is characterized in that: described fluorescent tube comprises protecgulum, bonnet and light source, and described protecgulum is combined with bonnet and is consisted of pipe and hold described light source, and described light source is light emitting diode.