CN204084124U - A kind of contact rotates installs LED headlamp - Google Patents

Abstract

The utility model discloses a contact-type rotary installation LED headlamp, which comprises an illumination part and a drive part connected with the illumination part through screw threads, a power supply probe contact plate is arranged inside the illumination part, and a Equipped with a power probe head board, the power probe head of the power probe head board is against the power probe contact board, and the front end of the lighting part is respectively provided with a low beam lamp, a magic eye lamp, and a high beam lamp. For the lamp and the compensation lamp, the drive part includes a heat sink body directly connected to the lighting part, the other end of the heat sink body is provided with a heat sink, and a bracket fan is placed inside the heat sink. The implementation of the utility model has the following beneficial effects: the overall assembly is adopted, the structure is stable, the space occupied is small, the heat dissipation effect is good, and it is convenient for consumers to assemble and maintain. At the same time, the circuit layout is beautiful, the connection is stable and reliable, and the phenomenon of poor contact can be effectively avoided. .

Description

A contact swivel mount LED headlamp

technical field

The utility model relates to the field of LED headlamps, in particular to a contact-type rotating LED headlamp.

Background technique

At present, many LED headlights are assembled together in a split assembly. This assembly method can easily lead to poor contact between the lamp part and the power driver, or it is difficult to align the position when the two are in contact, resulting in misalignment. It directly affects the normal operation of LED headlights, which is likely to cause a series of vehicle safety accidents. Each part is designed separately, which increases the installation workload. In the car, and because the cooling device is set separately on one side, such a design defect will lead to low thermal conductivity, which is not conducive to the heat dissipation of LED lights.

Contents of the invention

The purpose of the present utility model is to solve the above problems and provide a contact rotating LED headlight which is assembled as a whole, has stable and reliable contact, and has good heat dissipation effect.

In order to achieve the above object, the utility model adopts the following technical solutions:

A contact-type rotating LED headlamp, comprising a lighting part and a driving part connected to the lighting part, wherein the lighting part and the driving part are connected by threads, and a power probe is installed inside the lighting part As for the contact board, a power probe head board is installed inside the driving part, and the power probe head of the power probe head board is against the power probe contact board.

Further, the power supply probe head is an independent hemispherical thimble, and the power supply probe contact plate is provided with concentric circles with the same number and corresponding positions as the power supply probe head, and the power supply probe head The top ends respectively abut on the concentric circles.

Further, the power supply probe head is an independent hemispherical thimble, and the power supply probe contact plate is provided with separate small circles with the same number and corresponding positions as the power supply probe head. The tip of the needle rests on the small circle.

Further, the front end of the lighting part is provided with a lamp holder main body, the front of the lamp holder main body is provided with a front aluminum substrate, and the back is provided with a reverse aluminum substrate, and a low beam lamp and a magic eye lamp are attached to the front aluminum substrate. High beam lights and compensation lights are pasted on the reverse aluminum base plate.

Further, the drive part includes a heat sink body directly connected to the lighting part, the other end of the heat sink body is provided with a heat sink, a bracket fan is placed inside the heat sink, and the other end is connected with a Driver circuit board.

Implementing the utility model has the following beneficial effects:

1. The lighting part and the driving part are assembled as a whole, directly connected by threads, and the connection mode of the lamp part line and the driving line adopts the principle design of high-conductivity contact head and concentric circle or a single small circle, which makes the structure more stable and complete Higher, higher heat transfer efficiency, easy for consumers to install and maintain, suitable for use in various models.

2. The LED light adopts the aluminum base plate as the carrier to connect the wires. This design circuit has high stability and is more beautiful. The lines and connectors are neatly arranged without affecting the appearance. At the same time, the LED light can be better attached to the bottom of the heat dissipation , thermal stability.

3. The power drive device and cooling device are combined in an integrated way, so that there is no need for a drive box and connecting wires, the volume is smaller, the installation is more convenient, and the stability is better, which can effectively avoid the phenomenon of poor contact and dissipate heat at the same time The bracket fan in the middle of the device can also play a role in cooling the power supply. the

Description of drawings

Fig. 1 is the explosion diagram of the utility model embodiment 1;

Fig. 2 is a top view of the power supply probe contact plate and the power supply probe head plate of Embodiment 1 of the present utility model;

Fig. 3 is an exploded view of the lighting part of Embodiment 2 of the present utility model;

Fig. 4 is a top view of the power supply probe contact plate and the power supply probe head plate of Embodiment 2 of the present utility model;

Fig. 5 is a top view of the power supply probe contact board and the power supply probe head board of Embodiment 3 of the present utility model.

In the figure: 1. The main body of the lamp head; 2. The front aluminum substrate; 3. The front pressure lamp connection plate; 4. The reverse aluminum substrate; 5. The reverse pressure lamp connection plate; 6. The power probe contact plate; 7. The power probe head board; 8. heat sink main body; 9. bracket fan; 10. heat sink; 11. drive circuit board; 21. low beam light; 22. magic eye light; 41. high beam light; 42. compensation light; Power probe head.

Detailed ways

The specific embodiment of the utility model will be described in detail below in conjunction with the accompanying drawings.

A contact-type rotating LED headlamp, comprising a lighting part and a drive part connected to the lighting part through screw rotation, the lighting part includes a rectangular parallelepiped lamp head main body 1 located at the front end, a dipped beam 21 and a magic eye lamp 22. On the front aluminum substrate 2 , it is fixed to the front of the lamp holder main body 1 . The driving part includes a heat sink main body 8, a bracket fan 9, a heat sink 10 and a driving circuit board 11. The heat sink main body 8 is made of aluminum profile and has a good heat dissipation effect. One end is directly connected with the lighting part, and the other end is provided with a heat dissipation ring Sheet 10, for active heat dissipation, a bracket fan 9 is placed in the heat sink 10, and the other end of the heat sink 10 is connected with a drive circuit board 11 by screws, and the drive circuit board 11 is provided with a control dipped beam 21, a magic eye The circuit of lamp 22, high beam lamp 41, compensating lamp 42 and bracket fan 9 work. The lighting part is equipped with a circular power probe contact plate 6, and the drive part is equipped with a circular power probe head plate 7. The power probe head plate 7 is provided with an independent power probe head with a hemispherical top. 71. When the two parts are slowly tightened, the power probe head 71 touches the conductive layer on the power probe contact plate 6, and the two parts are connected.

When the high beam mode is turned on, the low beam 21, the high beam 41 and the compensation light 42 light up at the same time. The purpose of the compensation light 42 is to increase the lighting area and range, ensure no blind spots, and increase the lighting range by 20%. The radiator starts to dissipate heat. When the low beam mode is turned on, the low beam lamp 21 and the compensation lamp 42 work. The circuit located on the drive circuit board 11 controls the active radiator so that it can follow the temperature change of the LED lamps to perform heat dissipation work. When the temperature of each LED lamp is lower than 50 degrees, the bracket fan 9 is in a stopped state. When the temperature of each LED lamp is higher than 50 degrees, the bracket fan 9 starts to work. This operation method can save electricity and effectively improve the service life of the bracket fan 9 . When the magic eye mode is turned on, click the button, and the magic eye lamp 22 is always on. If it is double-clicked within 0.5 seconds, it can turn into 7 to 10 Hz flickering. This is the warning function of the magic eye lamp 22. When it is docked at night When on the side of the road, it can effectively avoid the collision of the vehicles behind. the

As embodiment 1 of the present utility model, the low beam lamp 21 and the high beam lamp 41 are all 25W LED lamps, the magic eye lamp 22 is a 3W LED lamp, and the compensation lamp 42 is a 10W LED lamp. As shown in Figure 1, the lighting part also includes a front pressure lamp connecting plate 3 and a reverse pressure lamp connecting plate 5, and the front pressure lamp connecting plate 3 is provided with the same shape, size and position as the dipped beam 21 and the magic eye lamp 22. hole, the front pressing lamp connecting plate 3 presses the front aluminum base plate 2 on the front of the lamp main body 1, and fixes it with two fastening screws. Similarly, the reverse pressing lamp connecting plate 5 presses the reverse aluminum base plate 4 on the back of the lamp main body 1 , secured by two fastening screws. As shown in Figure 2, the number of the power supply probe heads 71 in the present embodiment is four, which are distributed equidistantly from the center of the circle of the power supply probe head plate 7 to one side, and on the power supply probe contact plate 6 according to the power supply probe head The position relationship of the needle head 71 is provided with four equidistant concentric circles, and a conductive layer is provided on the four concentric circles, and conduction is conducted when the power supply probe heads 71 are in contact with them respectively.

As embodiment 2 of the present utility model, the low beam lamp 21 and the high beam lamp 41 are all 30W LED lamps, the magic eye lamp 22 is a 3W LED lamp, and the compensation lamp 42 is a 10W LED lamp. As shown in FIG. 3 , the front aluminum base plate 2 and the reverse aluminum base plate 4 are respectively a whole plate with the same cross-sectional shape as the lamp head main body 1 , and are directly fixed to the front and back sides of the lamp head main body 1 by screws respectively. As shown in Figure 4, the number of power supply probe heads 71 is five, and the center of circle of the power supply probe head plate 7 is the center and is respectively distributed equidistantly in opposite directions. There are three concentric circles in the positional relationship, the two outermost concentric circles are respectively disconnected from the middle, and are divided into two halves, and a conductive layer with positive and negative poles is provided on the concentric circles.

As embodiment 3 of the present utility model, the low beam lamp 21 and the high beam lamp 41 are all 35W LED lamps, the magic eye lamp 22 is a 5W LED lamp, and the compensation lamp 42 is an 8W LED lamp. As shown in Figure 5, the number of power supply probe heads 71 is sixteen, arranged on the power supply probe head board 7 in the shape of a rice, and the surface of the power supply probe contact board 6 is also provided with a small circle consisting of a single The P-shaped conductive layer is in contact with the power supply probe head 71.

Wherein the power of low beam lamp 21, high beam lamp 41, magic eye lamp 22 and compensation lamp 42 is not limited to the above-mentioned several types, LED lamps of different powers can be selected according to needs, and the quantity of power supply probe head 71 can also be selected to be divided. Other numerical values other than four, five, and sixteen can also be arranged irregularly.

The utility model is not limited to the above-mentioned specific implementation, anyone can draw other various forms of products under the enlightenment of the present utility model, the above-mentioned specific implementation is only illustrative, rather than restrictive, those skilled in the art Under the enlightenment of the utility model, those skilled in the art can also make many forms without departing from the purpose of the utility model and the protection scope of the claims, and these all belong to the protection of the utility model.

Claims (5)

1. a contact rotates and installs LED headlamp, the drive part comprising illumination section and be connected with described illumination section, it is characterized in that: described illumination section and described drive part are threaded connection, power probe contact plate (6) is housed inside described illumination section, power probe head plate (7) is housed inside described drive part, and the power probe head (71) of described power probe head plate (7) is against on described power probe contact plate (6).

2. a kind of contact according to claim 1 rotates and installs LED headlamp, it is characterized in that: described power probe head (71) is independently hemispherical thimble, described power probe contact plate (6) is provided with and concentric circles that position corresponding identical with described power probe head (71) number, and described power probe head (71) top is against on described concentric circles respectively.

3. a kind of contact according to claim 1 rotates and installs LED headlamp, it is characterized in that: described power probe head (71) is independently hemispherical thimble, described power probe contact plate (6) is provided with and independent roundlet that position corresponding identical with described power probe head (71) number, and described power probe head (71) top is against on described roundlet.

4. a kind of contact according to claim 1 rotates and installs LED headlamp, it is characterized in that: the front end of described illumination section is provided with cap body (1), described cap body (1) front is provided with front side aluminum substrate (2), reverse side is provided with reverse side aluminium base (4), described front side aluminum substrate (2) is posted dipped headlights (21) and magic eye lamp (22), described reverse side aluminium base (4) is posted high beam (41) and compensating lamp (42).

5. a kind of contact according to claim 1 rotates and installs LED headlamp, it is characterized in that: described drive part comprises the heat sink body (8) be directly connected with described illumination section, the other end of described heat sink body is provided with fin (10), be placed with stent-type fan (9) in described fin (10), the other end has been connected by screw driver circuit plate (11).