CN201255374Y - Light tube type LED lamp - Google Patents

Abstract

The utility model relates to a fluorescent tube formula LED lamp, it connects including LED and support, circuit board and power, the LED support comprises trapezoidal portion and rectangular portion, and the bottom surface of trapezoidal portion is connected respectively at this rectangular portion both ends, LED is connected with this circuit board after rectangular portion and trapezoidal portion inclined plane respectively. Because the LED is connected with the circuit board after passing through the inclined planes of the rectangular part and the trapezoidal part respectively, all the LEDs form three rows of lamp strings which are irradiated in a positive oblique mode and a negative oblique mode to overcome the defect that an LED light source has obvious directivity, namely, the light in the positive front is strong, and the light at the side part is weak, the utility model discloses can satisfy the multi-angle and multi-direction lighting needs, and the lighting effect in the multi-angle and multi-direction is all very good, and is more even.

Description

Fluorescent tube LED lights

【Technical field】

The utility model relates to an electronic lighting device, in particular to a light tube type LED lamp.

【Background technique】

Due to the advantages of high luminous efficiency, low efficiency and long life, LEDs have been widely used in various decorative occasions and advertising industries, such as for display windows, showcases, indoor scenery, etc., which can play a decorative lighting effect. However, there are some shortcomings in actual use, mainly because the directional characteristics of the LED light source are ignored, and the structure of the lamp does not meet the needs of multi-angle and multi-directional lighting.

【Content of utility model】

The purpose of the utility model is to overcome the deficiencies of the prior art and provide a light tube type LED lamp that can meet the needs of multi-angle and multi-direction lighting.

In order to solve the above-mentioned technical problems, the utility model adopts the following technical solutions:

A light tube type LED lamp, including LED and its bracket, circuit board and power connector, the LED bracket is composed of a trapezoidal part and a rectangular part, the two ends of the rectangular part are respectively connected to the bottom surface of the trapezoidal part, and the LED passes through the rectangular part and the inclined surface of the trapezoidal part are connected with the circuit board.

As an improvement to the above-mentioned fluorescent tube LED lamp, the power connector includes an insulating sleeve, a wiring pin plate, a connecting shaft, a spring and a conductive clip, and a groove is arranged on the top of the insulating sleeve, and the connecting shaft passes through the The connecting needle plate, the insulating sleeve, the conductive clip and the spring located in the insulating sleeve top groove are connected together, and the conductive clip clamps the end of the circuit board and passes through the wiring provided on the connecting pin plate. The pin can be communicated with an external power supply.

As an improved solution to the above-mentioned fluorescent tube LED lamp, multiple pairs of notches are provided on the circumference of the groove; and chucks corresponding to the notches are provided at both ends of the wiring pin plate.

As an improved solution to the above-mentioned fluorescent tube LED lamp, the power connector includes an insulating sleeve, a wiring pin plate and a connecting sleeve located in the top groove of the insulating sleeve, a conductive clip and a spring located in the insulating sleeve, and connecting them Connected connecting shafts; the connecting sleeve is provided with pinholes for the connecting pins on the connecting needle board to pass through.

As an improvement to the above-mentioned fluorescent tube LED lamp, a plurality of angle adjustment holes are provided in the groove of the insulating sleeve, and the needle head of the wiring pin can be accommodated in a pair of angle adjustment holes.

As an improvement to the above-mentioned fluorescent tube LED lamp, scales corresponding to each pair of adjustment holes are provided on the surfaces of the connecting sleeve and the insulating sleeve.

As an improvement to the above-mentioned light tube LED lamp, sockets for installing LEDs are provided on the inclined surfaces of each rectangular portion and each trapezoidal portion of the bracket, and each LED is connected to the circuit board through a corresponding socket .

As an improvement to the above-mentioned light pipe LED lamp, all the trapezoidal parts and all the rectangular parts of the LED bracket are integrally formed.

As an improvement to the above-mentioned fluorescent tube LED lamp, pins that can be inserted into the circuit board and fixedly connected with the circuit board are provided on the LED bracket.

Compared with the prior art, the beneficial effects of the utility model are: 1), because the LEDs are respectively connected to the circuit board after passing through the inclined surfaces of the rectangular part and the trapezoidal part, so all the LEDs form three rows of light strings, which are one positive and two It can be irradiated obliquely to overcome the disadvantage of the obvious directionality of the LED light source - the light in the front is stronger, while the light in the side is weaker, so the utility model can meet the needs of multi-angle and multi-directional lighting, and in this The lighting effects in multiple angles and directions are very good and relatively uniform; 2) In the improved scheme of the present utility model, since the angle between the wiring pin and the insulating sleeve can be adjusted, it can be adjusted according to the installation position of the lamp and the lighting effect. The angle needs to be adjusted to bring its scope of application and places wider.

Below in conjunction with accompanying drawing and specific embodiment the utility model is described in further detail:

【Description of drawings】

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the front view of the support of the present utility model;

Fig. 3 is the top view of Fig. 2;

Fig. 4 is the appearance schematic diagram of the utility model;

Fig. 5 is a side view of Fig. 4;

Fig. 6 is a perspective view of Embodiment 1 of the power connector of the present invention;

Fig. 7 is a schematic diagram of the assembly of the power connector shown in Fig. 6;

Fig. 8 is a schematic diagram of assembly of the second embodiment of the power connector of the present invention;

Fig. 9 is a schematic structural view of the insulating sleeve shown in Fig. 8;

Figure 10 is a top view of Figure 9;

Fig. 11 is the bottom view of Fig. 9;

Fig. 12 is a schematic structural view of the connecting seat shown in Fig. 8;

Figure 13 is a top view of Figure 12;

Figure 14 is a bottom view of Figure 12;

Fig. 15 is a schematic structural view of the wiring needle plate shown in Fig. 8;

Fig. 16 is the left view of Fig. 15;

Fig. 17 is a schematic structural view of the conductive clip shown in Fig. 8;

Fig. 18 is the left side view of Fig. 17;

Fig. 19 is a schematic structural diagram of the second embodiment of the power connector of the present invention.

【Detailed ways】

The utility model is a light tube type LED lamp, which includes an LED (light-emitting diode) 1 and its support 2, a circuit board 3 and a power connector W, and a light-transmitting tube 4 is usually covered outside the LED, the support 2 and the circuit board 3 , the LED bracket 2 is composed of several trapezoidal parts 206 and rectangular parts 205 that are integrally formed at intervals. The two inclined surfaces 207 of the part 206 are connected to the circuit board 3 (as shown in Figure 1), so that all the LEDs form three rows of light strings, which are one positive and two oblique (respectively referring to the rectangular part and the two trapezoidal parts). LEDs) are irradiated to overcome the shortcomings of the obvious directionality of the LED light source - the light in the front is stronger, while the light in the side is weaker, so as to meet the needs of multi-angle and multi-directional lighting, and in this multi-angle , The lighting effects in multiple directions are very good and relatively uniform. The LED bracket 2 is provided with pins 202 that can be inserted into the circuit board 3 and fixedly connected with the circuit board 3 . Of course, other ways can also be used to fix them.

In the embodiment of the present utility model, sockets 203 for installing LEDs are provided on the oblique surfaces 207 of each rectangular portion 205 and each trapezoidal portion 206 of the bracket 2, and the pole pins of each LED pass through the corresponding pair of sockets. 203 is welded on the circuit board 3, the bracket 2 separates the LED from the circuit board 3, and uses the space around the jack 203 to quickly dissipate the heat generated by the LED, so the jack 203 can also play a cooling role. To speed up the heat dissipation, thereby improving the service life of the LED and the lamp.

In the first embodiment of the power connector shown in FIGS. 503 is provided with a groove 504, and connecting holes 502 and 603 are respectively provided under the groove 504 of the insulating sleeve 5 and on the connecting pin plate 6, and the connecting shaft 7 passes through the connecting pins located in the groove 504 on the top of the insulating sleeve 5 in turn. The plate 6, the insulating sleeve 5, the conductive clip 9 located in the insulating sleeve 5 and the spring 8 are connected together, and the bottom of the conductive clip 9 clamps the end of the circuit board 3 and passes through the connecting pins arranged on the connecting pin plate 6. 601 can communicate with an external power supply (equivalent to the power supply on the light tube base). A plurality of pairs of notches 501 are provided on the circumference of the groove 504 , and clamping heads 602 corresponding to each pair of notches 501 are provided at both ends of the terminal board 6 . In the normal state, under the action of the spring 8, the connecting needle plate 6 is hidden in the groove 504 of the insulating cover 5, and the clips 602 at both ends of the connecting needle plate 6 just fall into a pair of gaps 501, so that the connecting needle plate 6 cannot be rotated; according to the installation position of the lamp of the present invention and the difference in the lighting angle of the article, when adjusting the position of the wiring needle plate, you can pinch the wiring needle 601 to pull the wiring needle plate 6 out of the groove 504, and then rotate to After the desired angle is reached, the chuck 602 on the wiring pin plate 6 falls into the pair of notches 501 corresponding to it, thus completing the adjustment of the installation position and lighting angle of the lamp.

In the second embodiment of the power connector shown in FIGS. The conductive clip 9 and the spring 8 inside, and the connecting shaft 7 connecting them through, for this reason, the connection sleeve 10, the wiring pin plate 6, the insulating sleeve 5 and the conductive clip 9 are respectively provided with the connecting shaft 7 to pass through. The connection holes 102, 603, 502, 901; at the same time, the connection sleeve 10 is provided with a pin hole 101 for the connection needle 601 on the connection needle plate 6 to pass through. A plurality of angle adjustment holes 505 are provided in the groove 504 of the insulating sleeve 5 , and the needle head 604 of the wiring pin 601 can be accommodated in a pair of angle height adjustment holes 505 . When installing the power connector W, first align the pinhole 101 of the connection sleeve 10 with the connection needle 601 on the connection needle plate 6 and then insert it, so that the connection needle plate 6 is just hidden in the needle plate groove 103 of the connection sleeve 10, and The needle head 604 is exposed outside the lower part of the connecting needle plate 6; then the connecting needle plate 6 is placed in the groove 504 of the insulating sleeve 5, at this time, the needle heads 604 of the two connecting needles 601 just fall into the pair of adjusting holes 505; Then, the connecting shaft 7 passes through the connecting sleeve 10, the wiring needle plate 6, and the insulating sleeve 5 in turn, and then puts the conductive clip 9 and the spring 8 in the insulating sleeve 5 and connects them all together, thus completing the power connector. In the assembly of the second embodiment, at this time, the insertion block 902 on the conductive clip 9 is just inserted into the positioning hole 507 in the insulating cover 5 to prevent the conductive clip 9 and the circuit board 3 from swinging freely. The bottom of the conductive clip 9 clamps the end of the circuit board 3 and communicates with the external power supply (equivalent to the power supply on the light tube base) through the wiring pin 601 arranged on the wiring pin plate 6 . During normal use, the needle head 604 in the adjustment hole 505 makes the wiring needle 601 unable to rotate; Pull the connecting needle plate 6 and the connecting sleeve 10 outwards to make the needle head 604 leave the adjustment hole 505, so that the connecting needle 601 can be rotated along the groove 504, and the connecting needle 601 is released after turning to the required angle. Under the action of the spring 8, The needle head 604 is hidden in another pair of adjustment holes 505, so that the adjustment of the installation position and the lighting angle of the lamp is completed. On the surface of the connecting sleeve 10 and the insulating sleeve 5 are respectively provided with indicating scales 104, 506 corresponding to each pair of adjustment holes 505, so as to facilitate the angle adjustment of the connecting sleeve 10, in the embodiment shown in Figure 8, there are four pairs For the adjustment hole 505, there is 45° between adjacent indicating scales. In this embodiment, the connecting sleeve 10 covers the wiring pin plate 601 so that it will not be directly exposed, which can reduce the exposed metal surface of the entire lamp, thereby further improving the safety of the light tube LED lamp.

In addition to the above two methods, the angle adjustment of the utility model can also adopt different angle adjustment structures, so the utility model has a variety of installation angles, which can be adjusted according to needs, which brings its scope of application and places wider, and at the same time Its structure is simple and reasonable, easy to manufacture and low in production cost.

Claims (9)

1, a kind of light pipe formula LED lamp, include LED and support thereof, circuit board and power connection, it is characterized in that: described led support is formed with rectangular portion by trapezoidal, these rectangular portion two ends connect the bottom surface of trapezoidal portion respectively, are connected with this circuit board behind described LED process rectangular portion or trapezoidal inclined plane.

2, light pipe formula LED lamp according to claim 1, it is characterized in that: described power connection includes insulation sleeve, wiring needle plate, connecting axle, spring and conductive clip, be provided with groove at described insulation sleeve top, this connecting axle links together after passing wiring needle plate, the insulation sleeve that is arranged in the insulation sleeve top groove, the conductive clip that is positioned at insulation sleeve and spring successively, and conductive clip is clamped the circuit board end and can be communicated with external power supply by the wiring pin that is arranged on the described wiring needle plate.

3, light pipe formula LED lamp according to claim 2 is characterized in that: be provided with many to breach on the circumferential edge of described groove; Be provided with and the corresponding dop of described breach at described wiring needle plate two ends.

4, light pipe formula LED lamp according to claim 1, it is characterized in that: described power connection includes insulation sleeve, is arranged in wiring needle plate and adapter sleeve, the conductive clip that is positioned at insulation sleeve and the spring of insulation sleeve top groove, and the connecting axle that they are coupled together; Be provided with the pin hole that passes for the wiring pin on the wiring needle plate on the described adapter sleeve.

5, light pipe formula LED lamp according to claim 4 is characterized in that: be provided with a plurality of angle adjustment holes in the groove of described insulation sleeve, the syringe needle of described wiring pin can be along for accommodation in a pair of angle adjustment holes wherein.

6, light pipe formula LED lamp according to claim 5 is characterized in that: be respectively equipped with on described adapter sleeve and insulation sleeve surface and the corresponding scale of described every pair of adjustment hole.

7, according to claim 1,2,3,4,5 or 6 described light pipe formula LED lamps, it is characterized in that: be provided with the jack that LED is installed on each rectangular portion of described support and each trapezoidal inclined plane, each LED is connected with this circuit board through pairing jack.

8, light pipe formula LED lamp according to claim 7 is characterized in that: whole trapezoidal of described led support is integrated with whole rectangular portion.

9, light pipe formula LED lamp according to claim 8 is characterized in that: be provided with the pin that can be inserted in this circuit board and be fixed together with this circuit board on described led support.

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