CN210319816U

CN210319816U - Even locomotive headlight of light distribution

Info

Publication number: CN210319816U
Application number: CN201921714025.2U
Authority: CN
Inventors: 徐剑
Original assignee: Guangzhou Aoke Electric Appliance Co ltd
Current assignee: Guangzhou Aoke Electric Appliance Co ltd
Priority date: 2019-10-14
Filing date: 2019-10-14
Publication date: 2020-04-14
Anticipated expiration: 2029-10-14

Abstract

The utility model discloses a locomotive headlamp with uniform light distribution, which comprises a LED light source, a LED lamp bracket, a power circuit board and a cooling fan, wherein one side of the power circuit board is connected with the LED lamp bracket, at least 4 clamping grooves are arranged on the side wall of the LED lamp bracket at equal intervals in a surrounding manner, the LED light source is clamped in each clamping groove, and the LED light source is electrically connected with the power circuit board; the power circuit board is installed in the heat dissipation protective cover, the connector of the heat dissipation protective cover is connected with the bottom end of the LED lamp support, and the heat dissipation fan is installed at the heat dissipation opening of the heat dissipation protective cover. The utility model discloses the even locomotive headlight of light distribution has simple structure, small, installs and removes convenient characteristics, and the LED light source is equipped with at least four groups, is 360 equidistant encircles the setting on the lateral wall of LED lighting fixture, and light can evenly launch all around, and light distribution is even, and the practicality is good.

Description

Even locomotive headlight of light distribution

Technical Field

The utility model relates to a locomotive headlight technical field, in particular to even locomotive headlight of light distribution.

Background

The headlamp is a necessary accessory of an automobile and a motorcycle, the traditional headlamp mainly adopts two optical devices, namely a condenser lens and a reflector cup, and light rays emitted by the headlamp irradiate the condenser lens twice so as to condense the light rays; the reflecting cup utilizes the reflection principle, does not need a glass layer required by the refraction of the lens, can reflect the light emitted by the light source by only having a reflecting surface, and emits the light from the light outlet, thereby achieving the purpose of condensing and homogenizing the light. However, the use of the condenser lens and the reflector cup makes the structure of the headlamp complicated, the volume is large, the heat dissipation is not easy, and the manufacturing cost is high.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the problem that above-mentioned prior art exists, provide a locomotive headlight that light distributes evenly, this headlight can be so that light takes place evenly, simple structure moreover, good heat dissipation.

In order to achieve the purpose, the utility model adopts the following technical measures:

the headlamp with uniformly distributed light comprises an LED light source, an LED lamp support, a power circuit board and a cooling fan, wherein the LED lamp support is arranged on one side of the power circuit board, at least 4 clamping grooves are formed in the side wall of the LED lamp support in an equidistant surrounding mode, the LED light source is clamped in each clamping groove, and the LED light source is electrically connected with the power circuit board; the power circuit board is installed in the heat dissipation protective cover, the connector of the heat dissipation protective cover is connected with the bottom end of the LED lamp support, and the heat dissipation fan is installed at the heat dissipation opening of the heat dissipation protective cover.

Preferably, the power supply circuit board is electrically connected with a storage battery, and the storage battery is connected with a working power supply through a plug.

As preferred, the LED lamp support includes spacing post and connects the foundation of spacing toe end, it is that 360 rings are equipped with at least 4 to be on the lateral wall of spacing post the joint groove, the contained angle between two adjacent joint grooves is the same, be equipped with 4 at least radiating grooves on the foundation, the radiating groove respectively one-to-one sets up joint groove one side.

Preferably, the power circuit board is provided with an L-shaped plug connector, the side wall of the heat dissipation protective cover is provided with a plug-in groove matched with the L-shaped plug connector, and the heat dissipation protective cover can be detachably plugged on the L-shaped plug connector.

Preferably, the top of the limiting column is detachably connected with a limiting cover, and the edge of the limiting cover extends to one side of the clamping groove.

Preferably, the LED lamp holder further comprises a fixing holder, a buckle is arranged on the outer wall of the LED lamp holder, a mounting hole matched with the LED lamp holder is formed in the middle of the fixing holder, an inverted L-shaped clamping groove is formed in the mounting hole, and the fixing holder is in sliding fit with the buckle through the inverted L-shaped clamping groove and is clamped on the outer wall of the LED lamp holder.

Preferably, the outer wall of the LED lamp support is sleeved with a rubber ring, and the rubber ring is arranged between the heat dissipation protective cover and the fixed clamping seat.

Preferably, the side wall of the heat dissipation protective cover is annularly provided with an air inlet grid, and one side of the heat dissipation protective cover, which is close to the power circuit board, is provided with an air inlet.

Preferably, the inner wall of the heat dissipation protection cover is provided with at least two limiting grooves, the fan framework of the heat dissipation fan is matched with the limiting grooves one by one, and the heat dissipation fan is fixedly connected with the heat dissipation protection cover through bolts.

Preferably, the bottom end of the LED lamp support and the power circuit board are provided with heat dissipation gaps, and the heat dissipation gaps are communicated with the heat dissipation grooves.

The beneficial effects of the utility model reside in that:

1. compared with the prior art, the utility model discloses the even locomotive headlight of light distribution has simple structure, small, installs and removes convenient characteristics, and the LED light source is equipped with at least four groups, is 360 equidistant encircles and sets up on the lateral wall of LED lighting fixture, and light can evenly launch all around, and light distribution is even, and the practicality is good.

2. The utility model discloses an even locomotive headlight of light distribution's part is simple, can reduce the manufacturing cost of locomotive headlight, installs power supply circuit board in the heat dissipation safety cover moreover, through radiator fan's air-cooled effect, can accomplish the heat dissipation fast, prevents that the heat from too high damage LED light source.

Drawings

Fig. 1 is a structural diagram of a headlamp with uniform light distribution;

fig. 2 is an exploded view of the headlamp with uniform light distribution;

fig. 3 is a structural diagram of an LED lamp support of a headlamp with uniform light distribution according to the present invention;

fig. 4 is a structural diagram of a heat dissipation protective cover of a headlamp with uniform light distribution;

fig. 5 is a structural diagram of a fixing clamp seat of a headlamp with uniform light distribution;

fig. 6 is a structural view of a heat dissipation fan of a headlamp with uniform light distribution;

fig. 7 is a connection structure diagram of the power circuit board of the headlamp with uniform light distribution.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-7, the headlamp with uniformly distributed light comprises an LED light source 1, an LED lamp support 2, a power circuit board 3 and a cooling fan 4, wherein the LED lamp support 2 is arranged on one side of the power circuit board 3, at least 4 clamping grooves 21 are formed in the side wall of the LED lamp support 2 in an equidistant surrounding manner, the LED light source 1 is clamped in each clamping groove 21, and the LED light source 1 is electrically connected to the power circuit board 3; power supply circuit board 3 installs in heat dissipation safety cover 5, and the connector connection of heat dissipation safety cover 5 LED lamp support 2 bottoms, the heat dissipation department installation of heat dissipation safety cover 5 radiator fan 4. LED light source 1 is 360 equidistant encircles and sets up on the lateral wall of LED lighting fixture 2, and light can evenly be launched all around, and light distribution is even, and power supply circuit board 3 installs in heat dissipation safety cover 5 in addition, through radiator fan 4's forced air cooling effect, can accomplish the heat dissipation fast, prevents that the heat from too high damage LED light source 1.

In this embodiment, the LED light source 1 is an LED light bar with pins, the LED light source 1 is connected to the pin interface of the power circuit board 3 through pins, the side wall of the LED light support 2 is provided with 4 connecting grooves 21 at equal intervals, and the connecting grooves are correspondingly arranged around the LED light support 2 in four directions, namely, in the front, back, left and right directions, correspondingly, the number of the LED light sources 1 is 4, and the number of the LED light sources 1 is 4. In other embodiments, the number of the clamping grooves 21 may be 6, 8, 10, or even more, and accordingly, the number of the LED light sources 1 may match the number of the clamping grooves 21.

In addition, power supply circuit board 3 has battery 31 through electric wire electric connection, battery 31 can save the electric energy, is used for supplying LED light source 1 and radiator fan 4 use, battery 31 passes through plug 32 and connects working power supply, and working power supply does battery 31 provides the savings power supply.

LED lamp support 2 includes spacing post 22 and connects the

foundation

23, 4 of spacing post 22 bottom joint groove 21 is 360 rings and establishes on spacing post 22's the lateral wall, and the contained angle between two adjacent joint grooves 21 is the same, and in this embodiment, the contained angle between two adjacent joint grooves 21 is 90, that is to say adjacent two the contained angle between LED light source 1 is 90, be equipped with 4 radiating groove 24 on the

foundation

23, 4 the radiating groove 24 respectively one-to-one sets up joint groove 21 one side. The number that sets up of radiating groove 24 with the number that sets up of joint groove 21 is unanimous, and radiating groove 24 link up the first and last both sides of sill pillar 23, sill pillar 23 bottom with power supply circuit board 3 is equipped with the radiating gap, the radiating gap with radiating groove 24 UNICOM, LED light source 1's heat can be scattered radiating groove 24 accelerates radiating gap's air flow through radiator fan 4 to accelerated the air convection in the radiating groove 24, made the heat discharge fast.

More in detail, the top of spacing post 22 is equipped with the screw thread post, and spacing post 22 has spacing lid 25 through screw thread post threaded connection, the edge of spacing lid 25 extends to joint groove 21 one side can prevent that LED light source 1 from following roll-off on the joint groove 21.

Be equipped with L type plug connector 33 on power supply circuit board 3, the lateral wall of heat dissipation safety cover 5 be equipped with the inserting groove 53 of L type plug connector 33 looks adaptation, but heat dissipation safety cover 5 joint dismantlement formula is pegged graft on the L type plug connector 33, be favorable to heat dissipation safety cover 5 with the location of LED lamp support 2 is connected. In order to enhance the stability of the connection between the heat dissipation cover 5 and the led lamp bracket 2, glue or a winding tape may be applied to the connection port of the heat dissipation cover 5.

Still the cover is equipped with fixed cassette 6 on the foundation 23, the outer wall of LED lamp support 2 is equipped with buckle 26, fixed cassette 6 middle part seted up with the mounting hole 61 of LED lamp support 2 looks adaptation, mounting hole 61 is equipped with the shape of falling L draw-in groove 62, fixed cassette 6 through the shape of falling L draw-in groove 62 with buckle 26 sliding fit to the joint is in the outer wall of LED lamp support 2. The folded angle of the inverted L-shaped clamping groove 62 is provided with a convex point, the convex point is used for limiting the buckle 26, and the buckle 26 can be prevented from falling off from the inverted L-shaped clamping groove 62.

The outer wall cover of LED lamp support 2 is equipped with rubber circle 7, rubber circle 7 sets up between heat dissipation safety cover 5 and the fixed cassette 6, can improve heat dissipation safety cover 5 fixed cassette 6 with the stability of LED lamp support 2 connection.

5 lateral wall rings of heat dissipation safety cover are equipped with air inlet grid 51, and heat dissipation safety cover 5 is close to one side of power supply circuit board 3 is equipped with air intake 52, the inner wall of heat dissipation safety cover 5 is equipped with two at least spacing grooves 54, radiator fan 4's fan skeleton 41 with spacing groove 54 one-to-one phase-match, radiator fan 4 passes through bolt fixed connection heat dissipation safety cover 5.

During installation, the LED light source 1 is clamped in each clamping groove 21 of the LED lamp support 2, pins of the LED light source 1 are connected to pin interfaces of the power circuit board 3, and the limiting cover 25 is screwed on the top of the LED lamp support 2 to fix the LED light source 1; the heat dissipation protective cover 5 penetrates through the LED lamp support 2, the L-shaped plug connector 33 is clamped with the insertion groove 53, the power circuit board 3 is fixed inside the heat dissipation protective cover 5, the heat dissipation fan 4 is installed at a heat dissipation opening of the heat dissipation protective cover 5, a fan framework 41 of the heat dissipation fan 4 is clamped with a limiting groove 54 of the heat dissipation protective cover 5, and the heat dissipation fan 4 is fixedly connected with the heat dissipation protective cover 5 through a bolt; the outer wall of the bottom column 23 is sleeved with the rubber ring 7, the fixed clamping seat 6 is sleeved on the outer wall of the bottom column 23, the buckle 26 of the bottom column 23 slides into the inverted L-shaped clamping groove 62, when the buckle 26 slides to the top of the inverted L-shaped clamping groove 62, the fixed clamping seat 6 is rotated, the buckle 26 is clamped in the inverted L-shaped clamping groove 62, and the fixed clamping seat 6 is fixed.

The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.

Claims

1. The headlamp with uniformly distributed light comprises an LED light source (1), an LED lamp support (2), a power circuit board (3) and a cooling fan (4), and is characterized in that the LED lamp support (2) is arranged on one side of the power circuit board (3), at least 4 clamping grooves (21) are formed in the side wall of the LED lamp support (2) in an equidistant surrounding mode, the LED light source (1) is clamped in each clamping groove (21), and the LED light source (1) is electrically connected with the power circuit board (3); power supply circuit board (3) are installed in heat dissipation safety cover (5), the interface connection of heat dissipation safety cover (5) LED lamp support (2) bottom, the heat dissipation department installation of heat dissipation safety cover (5) radiator fan (4).

2. The headlamp with uniformly distributed light as claimed in claim 1, wherein the power circuit board (3) is electrically connected with a storage battery (31), and the storage battery (31) is connected with a working power supply through a plug (32).

3. The headlamp with uniformly distributed light as defined in claim 1, wherein the LED lamp support (2) comprises a limiting column (22) and a bottom column (23) connected to the bottom end of the limiting column (22), at least 4 clamping grooves (21) are circumferentially arranged on the side wall of the limiting column (22) for 360 degrees, the included angle between every two adjacent clamping grooves (21) is the same, at least 4 heat dissipation grooves (24) are arranged on the bottom column (23), and the heat dissipation grooves (24) are respectively arranged on one side of the clamping grooves (21) in a one-to-one correspondence manner.

4. The headlamp with uniformly distributed light as claimed in claim 1, wherein the power circuit board (3) is provided with an L-shaped connector (33), the side wall of the heat dissipation protective cover (5) is provided with an insertion groove (53) matched with the L-shaped connector (33), and the heat dissipation protective cover (5) is detachably inserted into the L-shaped connector (33).

5. The headlamp with uniformly distributed light as claimed in claim 3, wherein the top of the limiting column (22) is detachably connected with a limiting cover (25), and the edge of the limiting cover (25) extends to one side of the clamping groove (21).

6. The headlamp with uniformly distributed light as defined in claim 1, further comprising a fixing clamping seat (6), wherein a buckle (26) is arranged on an outer wall of the LED lamp support (2), a mounting hole (61) matched with the LED lamp support (2) is formed in the middle of the fixing clamping seat (6), an inverted L-shaped clamping groove (62) is formed in the mounting hole (61), and the fixing clamping seat (6) is slidably fitted with the buckle (26) through the inverted L-shaped clamping groove (62) so as to be clamped on the outer wall of the LED lamp support (2).

7. The headlamp with uniformly distributed light as claimed in claim 6, wherein a rubber ring (7) is sleeved on the outer wall of the LED lamp support (2), and the rubber ring (7) is arranged between the heat dissipation protective cover (5) and the fixing clamping seat (6).

8. The headlamp with uniform light distribution as defined in claim 1, wherein the side wall of the heat dissipation protective cover (5) is provided with an air inlet grid (51) in a surrounding manner, and an air inlet (52) is formed at one side of the heat dissipation protective cover (5) close to the power circuit board (3).

9. The headlamp with uniform light distribution as defined in claim 1, wherein the inner wall of the heat dissipation protective cover (5) is provided with at least two limiting grooves (54), the fan frame (41) of the heat dissipation fan (4) is matched with the limiting grooves (54) one by one, and the heat dissipation fan (4) is fixedly connected with the heat dissipation protective cover (5) through bolts.

10. The headlamp with uniformly distributed light as claimed in claim 3, wherein a heat dissipation gap is formed between the bottom end of the LED lamp support (2) and the power circuit board (3), and the heat dissipation gap is communicated with the heat dissipation groove (24).