CN201133617Y - LED lamp capable of being positioned in rotating mode - Google Patents

Abstract

A rotatably positioned LED lamp is mainly characterized by comprising a lamp body and a lamp head seat, wherein a connecting structure with a rotating function is arranged between the lamp body and the lamp head seat, one end of the lamp head seat is connected with a relay set, at least one LED lamp is arranged on the lamp body, the lamp body can rotate relative to the lamp head seat through the connecting structure so as to adjust the direction of the LED lamp on the lamp body, the LED lamp is electrically connected with the relay set, and the light of the LED lamp can irradiate to a specific direction.

Description

Rotatable positioning LED lamps

technical field

The utility model relates to a lamp design, in particular to a lamp which uses LED as a light source, and the lamp body can be rotated to adjust the light projection direction of the LED lamp.

Background technique

Traditionally, light bulbs are used as light sources. Their simple structure and low price are widely accepted by the public. However, they will generate a lot of heat and consume a lot of power during use, resulting in energy waste. On the other hand, the light source is unstable and has a short service life. Shortcomings, it is gradually replaced by LED bulbs. LED bulbs are small in size, save power and can emit light stably, providing a good choice for current light sources.

Currently commercially available recessed lights that use LEDs as lighting components, in order to increase the illuminance, at least one LED is installed in the recessed lamp. As shown in Figure 1, a recessed lamp structure is commonly used, which includes a housing, a device A light-emitting component inside the casing, a cover plate covering the outside of the casing, heat dissipation fins are arranged around the outside of the casing, and a relay component is provided at the rear of the casing to connect the circuit and lead to the light-emitting component.

However, at present, the relevant LED downlights are all direct-mounted, and there is no horizontal-type LED downlight, and the light of the bulb of the direct-mounted downlight is projected in an umbrella shape, and the angle of the lamp holder cannot be adjusted, so it cannot be aimed at A certain point is irradiated separately, so it inspires the motivation of the utility model to design a horizontally embedded LED downlight, which provides a variety of downlight options for ordinary families or companies.

On the other hand, since the LED will also generate heat when it is powered on, a heat dissipation device can be added to the horizontal LED downlight, and the heat exchange with the air can be carried out through the heat dissipation device to solve the heat dissipation problem.

Utility model content

The main purpose of the utility model is to design a horizontal embedded LED recessed light, which provides the choice of multiple recessed lamp forms for ordinary families or companies, and the lamp body of the horizontal recessed lamp is designed to be rotatable to adjust the light of the LED lamp projection angle.

Another purpose of the utility model is to design a horizontally embedded LED recessed lamp. A heat dissipation device is provided on the lamp body of the recessed lamp to help dissipate the heat energy generated by the LED lamp.

The main feature of the utility model is that it includes a lamp head seat connected with a lamp body, one end of the lamp head seat is provided to connect with the relay group, at least one LED lamp is arranged on the lamp body, and a lamp with LED lamp is preliminarily formed. horizontal recessed lights. A connection structure is provided between the lamp head base and the lamp body, and through the connection structure, the lamp body can be rotated relative to the lamp head base to achieve the purpose of adjusting the light projection direction of the LED lamp on the lamp body.

One of the means of the present utility model is to set a first joint part at one end of the lamp head base, and a second joint part at one end of the lamp body, so that the first joint part is connected with the second joint part and can rotate relatively , to form the connection structure.

Another means of the present invention is to install a cooling device on the lamp body to help dissipate the heat generated by the LED lamp. The cooling device and the LED lamp can be respectively arranged on both sides of the lamp body, and the direction of the LED lamp and the cooling device can be adjusted by rotating the lamp body.

Another means of the present invention is to further set a positioning structure on the connection structure, so that the position of the lamp body can be fixed after being rotated, and the LED lamp can be maintained at a certain angle.

The lamp body and lamp head seat designed by the utility model are embedded in the inner edge of the lamp hole in a horizontal embedding manner, and the lamp body is provided with an LED lamp. At present, there is no lateral embedded LED lamp except the direct embedded LED lamp. In addition, a connection structure is provided between the lamp body and the lamp head base. When one of the lamp body or the lamp head base is damaged, it can be removed and replaced immediately, and the connection structure has a rotation mechanism that allows the lamp body to rotate relative to the lamp head base. In this way, the light projection direction of the LED light can be adjusted. Furthermore, disposing the heat dissipation device on the lamp body can effectively solve the long-standing problem of heat energy generated by the lamp after long-term irradiation, so as to increase the service life of the lamp.

Description of drawings

Fig. 1 is a perspective view of a preferred embodiment of the rotatable positioning LED lamp of the present invention.

Fig. 2 is a combined cross-sectional view of an embodiment of one connection structure of the rotatably positioned LED lamp of the present invention.

Fig. 3 is a three-dimensional exploded view of another connection structure embodiment of the rotatably positioned LED lamp of the present invention.

Fig. 4 is a perspective view of an embodiment of a heat dissipation device of the rotatably positioned LED lamp of the present invention.

Fig. 5 is a three-dimensional exploded view of another embodiment of the heat dissipation device of the rotatably positioned LED lamp of the present invention.

Fig. 6 is an installation embodiment of the rotatable positioning LED lamp of the present invention.

7A to 7D are various circuit embodiments inside the rotatably positioned LED lamp of the present invention.

in the picture

1 lamp head seat, 11 conductor, 12 inner ring groove, 13 tenon, 131 hypotenuse,

2 lamp body, 21 LED lamp, 22 outer ring groove, 23 card edge, 24 circuit board, 25 driver, 26 electrical connector,

3 lamp head bases, 31 buttonholes,

4 lamp body, 41 tenons, 411 long sides, 412 short sides, 42 LED lights, 43 planes,

5 cooling fins, 6 cooling fins, 7 light holes, 8 relay groups

Detailed ways

The implementation of the utility model will be described in more detail below in conjunction with the accompanying drawings and component symbols, so that those familiar with the art can implement it after studying this specification.

Please refer to FIG. 1 , which is a perspective view of a preferred embodiment of the rotatable positioning LED lamp of the present invention. It mainly includes a lamp head seat 1 and a lamp body 2 . One end of the lamp head base 1 provides a connection to the relay group for the conductor 11. The lamp body 2 is provided with an LED lamp 21. The LED lamp 21 can be one or more. The style of the LED lamp 21 arranged on the lamp body 2 can be As shown in the figure, they are arranged in multiple rows at intervals, or arranged in a honeycomb-like manner. The lamp head base 1 and the lamp body 2 are connected to form an integral structure through a connection structure, and through the connection structure, the lamp body 2 can be rotated relative to the lamp head base 1 to adjust the position of the LED lamp 21 on the lamp body 2. The direction in which the ray casts.

The implementation of the circuit inside the lamp is not limited, please refer to FIG. 7A . Described LED lamp 21 is connected on the circuit board 24 that is installed in lamp body, and this circuit board 24 is further connected the driver 25 that drives this LED lamp 21 to shine, and circuit board 24 and this driver 25 can be connected with relay group 8 (can coordinate Refer to Figure 6) to form an electrical connection. The circuit can still be equipped with an electrical connector 26, which can be placed between the circuit board 24 and the driver 25 as shown in Figure 7A. When the driver 25 or the circuit board 24 is damaged, the electrical connector 26 can be removed to update the driver 25 or the circuit board separately 24; as shown in FIG. 7B , the electrical connector 26 can also be arranged between the driver 25 and the relay resistor 8 . Among them, the driver 25 can be modularized and divided into two parts, which are respectively arranged on both sides of the electrical connector 26, as shown in Figure 7C and Figure 7D, and the way of combining it with the circuit can be arranged on the circuit board 24 installed on the LED lamp 21 on or in series with wires.

There are many designs for the connection structure, such as buckle type, ratchet type, latch type, etc., but generally the design method is to set the first joint at one end of the lamp head seat, and set the first joint at one end of the lamp body. The second joint part is used to connect the first joint part and the second joint part so as to be relatively rotatable. An example is as follows: Please refer to FIG. 2, which is a combined cross-sectional view of one of the preferred connection structure embodiments. The first joint part includes an inner ring groove 12 on the inner surface of one end of the lamp head base 1. Below the inner ring groove 12 Protrude two symmetrical hook-shaped tenon 13, the tenon 13 especially has a beveled edge 131; the second joint part includes an outer ring groove 22 on one end surface of the lamp body 2, and one outer wall surface of the outer ring groove 22 The ring collar 23 is thus formed. When the lamp head base 1 is combined with the lamp body 2, the hypotenuse 131 of the two latches 13 of the lamp head base 1 slides into the outer ring groove 22 of the lamp body 2, and the clip edge 23 of the lamp body 2 extends into the lamp head base 1 In the inner ring groove 12, two hook-shaped tenons 13 are locked under the card edge 23 to join the lamp body 2 with the lamp head base 1, and then can rotate relative to the inner ring groove 12 through the card edge 23 According to the characteristic, the lamp body 2 is rotated to achieve the purpose of adjusting the light projection direction of the LED lamp 21 on the lamp body 2 .

In order to fix the position of the lamp body 2 after being rotated and maintain the LED lamp at a preset angle, a positioning structure can be further designed on the connecting structure. Please refer to FIG. 2A, which is a partial detailed view of FIG. 2. Taking the above-mentioned embodiment as an example, the end of the tenon 13 can be made into a circular arc shape, and two of the outer ring grooves 22 can be made to be opposite to each other. The arc-shaped arc concave surface; when the lamp head seat 1 and the lamp body 2 are engaged with the outer ring groove 22 through the tenon 13, the lamp body 2 can be rotated relative to the lamp head seat 1. Tenon 13 is rotated to the position opposite to the two circular arc concave surfaces of outer ring groove 22, and the circular arc ends of the two tenons 13 will fall into the two circular arc concave surfaces, and the connecting structure can be engaged and positioned, thereby making The LED lamp on the lamp body is positioned at the required light projection angle.

The design of the connection structure and its positioning method can also be shown in the following embodiments. Please refer to Fig. 3, a plurality of rectangular buttonholes 31 can be provided on the lower edge of the lamp head base 3, and a plurality of tenons 41 can be arranged around one end edge of the lamp body 4, the tenons 41 are rectangular, and a pair of long sides perpendicular to each other 411 and the short side 412 protrude from the surface of the lamp body 4 . When the lamp head seat 3 is combined with the lamp body 4, the tenon 41 corresponds to the button hole 31, and the protruding long side 411 of each tenon 41 engages with the long side of the corresponding button hole 31, so the lamp head seat 3 cannot be Pull it out directly, and the protruding short side 412 of each tenon 41 engages with the short side of the corresponding button hole 31, so that the lamp body 4 can only be rotated toward the pair of long sides and short sides that the tenon 41 does not protrude. This structure can also position the lamp body 4 after the lamp body 4 is rotated to adjust the desired direction of the LED lamp 42 . In addition, this embodiment further reveals that the shape of the lamp body does not have to be cylindrical, and a plane 43 can also be provided on one side of the cylindrical body as shown in this figure, and the LED lamps can be arranged in a honeycomb shape. Styles are set on this plane 43 .

Since the LED will generate heat when it is powered on, a cooling device can be added to the lamp body. There are many ways to design the cooling device. Please refer to FIG. 4 for a preferred embodiment of the cooling device of the present invention. The heat dissipation device can be heat dissipation fins, and the forming method of the heat dissipation fins is that a plurality of grooves can be opened horizontally on one side of the lamp body 2, and the heat dissipation fins 5 are formed between each groove, and the LED lamps 21 are distributed on the lamp body. 2 on the other side. Please refer to Fig. 5 again, the forming method of the heat dissipation fins can also be provided with a plurality of grooves longitudinally on one side of the lamp body 4, and the heat dissipation fins 6 are thus formed between each groove, and the LED lamps 21 are distributed on the lamp body. 2 on the other side. The shape of the heat dissipation fins is not limited, and can also be designed to protrude from the surface of the lamp body. Since the lamp body can be rotated, the positions of the heat sink and the LED lamp can be adjusted by rotating the lamp body.

As mentioned above, for the lamps with heat dissipation device, the connecting structure used to connect the lamp body and the lamp head can also design a positioning structure to position the adjusted lamp body. More on that.

Please refer to FIG. 6 for an installation embodiment of the rotatable positioning LED lamp of the present invention. Since the utility model is a horizontally embedded lamp, when installing, the lamp body 2 together with the lamp head base 1 is embedded in the preset lamp hole 7 on the ceiling, and then one end of the conductor 11 of the lamp head base 1 is installed on the relay On group 8, if the cooling device (radiating fins 5) after installation corresponds to the outside of the lamp hole 7, the lamp body 2 can be rotated to Make the LED lamp 21 turn to correspond to the outside of the lamp hole 7, and then position the lamp body 2 through the positioning structure, so as to adjust the required light projection direction of the LED lamp 21. When the relay group 8 is electrically connected with the circuit board in the lamp body 2, the LED lamp 21 can be illuminated, and the heat energy generated by the LED lamp 21 can exchange heat with the air through the heat sink.

The above are only preferred embodiments for explaining the utility model, and are not intended to limit the utility model in any form. Therefore, any modifications related to the utility model under the same creative spirit Or changes, all should still be included in the category that the utility model intends to protect.

Claims (7)

1. A rotatable positioning LED lamp, characterized in that the lamp comprises: Lamp head base, one end is provided to connect with the relay group, and the other end is used to connect with the lamp body; The lamp body is provided with at least one LED lamp, and the LED lamp is connected to a circuit board mounted on the lamp body, and the circuit board is further connected with a driver for driving the LED lamp to light, and the circuit board and the driver can form a relay group electrical connection; The connection structure is arranged between the lamp head base and the lamp body, and through the connection structure, the lamp body can be rotated relative to the lamp head base to adjust the light projection direction of the LED lamp on the lamp body . 2. The rotatably positionable LED lamp according to claim 1, wherein the connecting structure further comprises a positioning structure for positioning after rotating the lamp body. 3. The rotatably positioned LED lamp according to claim 1, further comprising a heat dissipation device disposed on the lamp body. 4. The rotatably positionable LED lamp according to claim 3, wherein the connection structure further comprises a positioning structure for positioning after rotating the lamp body. 5. The rotatably positionable LED lamp according to claim 1 or 2, characterized in that, the connection structure comprises a first joint part provided at one end of the lamp head seat, and a first joint part provided at one end of the lamp body The second joint part, the first joint part is connected with the second joint part and can rotate relative to each other. 6 . The rotatably positioned LED lamp according to claim 3 , wherein the heat sink and the LED lamp are respectively arranged on two sides of the lamp body. 7. The rotatably positioned LED lamp according to claim 1, 2 or 4, wherein the lamp body further comprises electrical connectors.

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