CN201306624Y

CN201306624Y - LED tube capable of multistagely adjusting position of circuit board

Info

Publication number: CN201306624Y
Application number: CNU2008201765265U
Authority: CN
Inventors: 林国仁; 郑志鸿; 许建财; 林贞祥; 王怀明
Original assignee: ZHENTONG ENERGY TECHNOLOGY Co Ltd; Golden Sun News Techniques Co Ltd
Current assignee: ZHENTONG ENERGY TECHNOLOGY Co Ltd; Golden Sun News Techniques Co Ltd
Priority date: 2008-11-19
Filing date: 2008-11-19
Publication date: 2009-09-09
Anticipated expiration: 2018-11-19

Abstract

The utility model is an LED tube capable of multistagely adjusting position of circuit board, comprising a tube body, wherein two side inner walls which are corresponding of the tube body are respectively provided with a support part which extends longitudinally along the tube body and comprises three parallel positioning projections with a gap arranged between two adjacent positioning projections. The tube body is provided with a circuit board one side of which is arranged a plurality of LEDs electrically connected with the tube body, two end parts of the tube body are respectively sleeved with a guiding sleeve electrically connected with the circuit board, wherein two sides of the circuit board are respectively blockedly arranged on any positioning projections of the two support parts. The setting height and angle of the circuit board can be adjusted multistagely, therefore the tube body can arrange LEDs with different heights, and is beneficial to adjust the radiation angle of the lamp tube according to the requirement of users.

Description

But multistage is adjusted the light-emitting diode lamp tube of circuit board position

Technical field

The utility model relates to a kind of lighting device, relates in particular to a kind of lighting device of light emitting diode.

Background technology

Light emitting diode (Light Emitting Diode, LED) because have low power consuming, long service life, characteristics such as volume is little, reaction is fast, replace conventional bulb gradually and be applied in the various light-emitting devices, be one of them as the LED fluorescent tube.

The frame mode that LED is applied to general fluorescent tube as shown in Figure 1, be equiped with a circuit board 20a in the one body 10a, a plurality of LED 30a have been installed on this circuit board 20a, wherein, the internal face of this body 10a convexes with a support portion 11a, and this support portion 11a supports this circuit board 20a retaining and is located in this body 10a.

But because of existing LED has variform, highly differ on the external form of formation LED, as Fig. 2, the LED 30b that is installed on this circuit board 20a, it highly then is higher than the LED 30a among Fig. 1, therefore, in the time of in LED 30b is mounted on body 10a, these LED 30b very likely touch the internal face of this body 10a, the briliancy that these LED 30b can't be brought into normal play, and then influence the illumination of fluorescent tube.

For addressing the above problem, must adjust formed accommodation space between circuit board 20a and body 10a inwall, for the LED that is installed with differing heights, therefore, existing LED fluorescent tube, must set up the strong point of differing heights to install circuit board at tube inner wall, therefore need offer many molds, cause cost to increase to make the fluorescent tube of different size; In addition, group must be installed in the fluorescent tube of different size according to the LED kenel when establishing, the difficulty that causes group to establish.

The utility model content

But technical problem to be solved in the utility model provides the light-emitting diode lamp tube that a kind of multistage is adjusted circuit board position, in body, be provided with three location convex bodys and establish this circuit board for retaining, the dual side-edge of this circuit board keeps off respectively on the location convex body of being located at equal height, with adjust this circuit board be provided with the height, thereby make this body can be installed with the LED of differing heights.

Simultaneously, but the utility model provides a kind of multistage to adjust the light-emitting diode lamp tube of circuit board position, in body, be provided with three location convex bodys and establish this circuit board for retaining, dual side-edge by this circuit board keeps off respectively on the location convex body of being located at differing heights, adjusting the angle that is provided with of this circuit board, thereby make this fluorescent tube can be made as different irradiating angles.

To achieve these goals, the utility model provides a kind of light-emitting diode lamp tube that is installed with the different LED height, comprise a body, its corresponding two side internal faces are respectively equipped with a support portion, the support portion is along the longitudinal extension of body, it comprises the three location convex bodys that are arranged in parallel, has a space between two adjacent location convex bodys, the body content is provided with a circuit board, one side of circuit board is laid with a plurality of LED lamps that are electrically connected with it, two ends of body be arranged with respectively be electrically connected with circuit board one connect sleeve; Wherein, the dual side-edge of circuit board keeps off respectively on arbitrary location convex body of being located at two support portions, and multistage is adjusted being provided with highly and angle of circuit board thus.

But beneficial functional of the present utility model is to provide a kind of multistage to adjust the light-emitting diode lamp tube of circuit board position, in body, be provided with the support portion and establish this circuit board for retaining, this support portion comprises the three location convex bodys that are arranged in parallel, keep off respectively by the dual side-edge of this circuit board and to be located on contour or not contour arbitrary location convex body, adjust being provided with highly and angle of this circuit board with multistage, thereby make this body can be installed with the LED of differing heights, and help adjusting the irradiating angle of this fluorescent tube according to user's needs.

Below in conjunction with the drawings and specific embodiments the utility model is described in detail, but not as to qualification of the present utility model.

Description of drawings

Fig. 1 is one of existing LED lamp tube structure cutaway view;

Fig. 2 is two of an existing LED lamp tube structure cutaway view;

Fig. 3 is a three-dimensional combination schematic diagram of the present utility model;

Fig. 4 is a three-dimensional appearance schematic diagram of the present utility model;

Fig. 5 is one of assembled sectional view of the present utility model;

Fig. 6 is two of an assembled sectional view of the present utility model;

Fig. 7 is three of an assembled sectional view of the present utility model;

Fig. 8 is one of assembled sectional view of the utility model opposite side;

Fig. 9 be the utility model opposite side assembled sectional view two;

Figure 10 is second embodiment of the present utility model.

Wherein, Reference numeral

10a body 11a support portion

20a circuit board 30a LED

30b LED

10 bodys, 100 louvres

101 internal faces, 11 support portions

110 spaces, 111 first location convex bodys

112 second location convex bodys 113 the 3rd location convex body

12 trips, 20 circuit boards

30 LED lamps 40 connect sleeve

41 conducting terminals, 42 draw-in grooves

11 ' support portion, 1100 ' projection

111 ' ~ 113 ' location convex body

The specific embodiment

Relevant detailed description of the present utility model and technology contents, accompanying drawings is as follows, but accompanying drawing only provides reference and explanation, and conduct is not to restriction of the present utility model.

As Fig. 3 and Fig. 4, but adjust the solid combination schematic diagram and the stereo appearance figure of the light-emitting diode lamp tube of circuit board position for the utility model multistage; But the utility model provides a kind of multistage to adjust the light-emitting diode lamp tube of circuit board position, comprise a body 10, this body 10 is made of the plastics of tool light transmission, it is respectively equipped with a support portion 11 at corresponding two side internal faces 101, this support portion 11 is the longitudinal extensions along this body 10, this support portion 11 comprises three first to the 3rd location convex bodys 111～113 that are arranged in parallel, and has a space 110 between two adjacent location convex bodys.

One circuit board 20 is located in this body 10, and the dual side-edge of this circuit board 20 keeps off respectively on arbitrary location convex body of being located at this two support portion 11, and a side of this circuit board 20 is laid with a plurality of LED lamps 30, and these LED lamps 30 are electrically connected with this circuit board 20.

Two ends of this body 10 are provided with trip 12 and are provided with one with movable sleeve and connect sleeve 40, a side correspondence that connects sleeve 40 is provided with the draw-in groove 42 that mutually combines with this trip 12, this two connects sleeve 40 and is electrically connected with this circuit board 20, and its end face convexes with conducting terminal 41, this conducting terminal 41 is for being inserted in a lamp socket, to provide the LED fluorescent tube required electric power; In addition, this body 10 offers a plurality of louvres 100 in the side of cover cap circuit board 20, be beneficial to the heat dissipation that these LED lamps 30 are produced.

But Fig. 5 is the compound section schematic diagram that the utility model multistage is adjusted the light-emitting diode lamp tube of circuit board position; The dual side-edge retaining of this circuit board 20 is located on the support portion 11 of this body 10, three location convex bodys of this support portion 11 comprise the first and the 3rd location convex body 111,113 that is arranged at the outside, and be located in one second inner location convex body 112, wherein, the height of this second location convex body 112 on the internal face 101 of this body 10 is lower than the height of this first and the 3rd location convex body 111,113, can keep flat or be inclined on the convex body of arbitrary location in order to this circuit board 20.In the present embodiment, two sides of this circuit board 10 are kept off respectively on the 3rd location convex body 113 of being located at equal height.

This circuit board 20 is tilting in this body 10 among Fig. 6, wherein, the one side retaining of this circuit board 20 is located on the 3rd location convex body 113 of lower, on the second location convex body 112 in the middle of opposite side then keeps off and being located at, keep off respectively on the location convex body of being located at differing heights by two sides of this circuit board 10, adjusting the angle that is provided with of this circuit board 20, thereby make this fluorescent tube can be set as different irradiating angles.

Fig. 7 and Fig. 5 difference are to be laid with on this circuit board 10 the LED lamp 30 ' of different kenels, the height of this LED lamp 30 ' is than LED lamp 30 height among the 5th figure, for this LED lamp 30 ' can be located in this identical body 10, the dual side-edge of this circuit board 10 needs to keep off respectively on the first location convex body 111 of being located at higher position, make this circuit board 20 and the internal face 101 of body 10 form bigger accommodation space, to be installed with these highly higher LED lamps 30 '.

But Fig. 8 and Fig. 9 are the compound section schematic diagram that the utility model multistage is adjusted the light-emitting diode lamp tube opposite side of circuit board position; As shown in the figure, these circuit board 20 retainings are located on the support portion 11 of this body 10, this support portion 11 comprises three first to the 3rd location convex bodys 111～113 that are arranged in parallel, and has a space 110 between two adjacent location convex bodys, and this location convex body is a rib and along the longitudinal extension of this body 10; In Fig. 8, this support portion 11 extends to the other end of this body 10 from an end of this body 10; Among Fig. 9, two ends of this body 10 only are located in this support portion 11.

Figure 10 is second embodiment of the present utility model, and the present embodiment and first embodiment are roughly the same, and its difference is the kenel of this support portion.The support portion 11 ' of present embodiment comprises convex body 111 '～113 ', three location, each is located convex body and is made up of the projection 1100 ' institute that a plurality of intervals and the arrangement that is in line are provided with, this location convex body 111 '～113 ' only is located at two ends of this body 10 in the present embodiment, during actual enforcement, this location convex body 111 '～113 ' also can extend to the other end of this body 10 from an end of this body 10.

Certainly; the utility model also can have other various embodiments; under the situation that does not deviate from the utility model spirit and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the utility model.

Claims

1. but the light-emitting diode lamp tube of a multistage adjustment circuit board position is characterized in that, but the light-emitting diode lamp tube of described multistage adjustment circuit board position comprises:

One body is respectively equipped with a support portion at corresponding two side internal faces, and this support portion is along the longitudinal extension of this body, and this support portion comprises the three location convex bodys that are arranged in parallel, and has a space between two adjacent location convex bodys;

One circuit board is located in the described body, and the dual side-edge of this circuit board keeps off respectively on arbitrary location convex body of being located at this two support portion;

A plurality of LED lamps are laid in a side of this circuit board; And

Two connect sleeve, are sheathed on the two terminal and be electrically connected with this circuit board of this body respectively.

2. but multistage as claimed in claim 1 is adjusted the light-emitting diode lamp tube of circuit board position, it is characterized in that two ends of this body are located in described support portion.

3. but multistage as claimed in claim 1 is adjusted the light-emitting diode lamp tube of circuit board position, it is characterized in that described support portion extends to the other end of this body from an end of this body.

4. but multistage as claimed in claim 1 is adjusted the light-emitting diode lamp tube of circuit board position, it is characterized in that described location convex body is a rib.

5. but multistage as claimed in claim 1 is adjusted the light-emitting diode lamp tube of circuit board position, it is characterized in that, described location convex body is the projection that a plurality of intervals and the arrangement that is in line are provided with.

6. but multistage as claimed in claim 1 is adjusted the light-emitting diode lamp tube of circuit board position, it is characterized in that, described three location convex bodys comprise the first and the 3rd location convex body that is arranged at the outside and are located in the second interior location convex body, wherein, the height of this second location convex body on the internal face of this body is lower than the height of this first and the 3rd location convex body.