CN210069740U

CN210069740U - High-efficient heat dissipation car LED headlight

Info

Publication number: CN210069740U
Application number: CN201921066904.9U
Authority: CN
Inventors: 徐建军; 陈叶红; 周国华; 葛静霞; 沈振辉
Original assignee: Haining Needer Lighting Electrical Appliances Co Ltd
Current assignee: Haining Needer Lighting Electrical Appliances Co Ltd
Priority date: 2019-07-09
Filing date: 2019-07-09
Publication date: 2020-02-14
Anticipated expiration: 2029-07-09

Abstract

The utility model provides a high-efficient heat dissipation car LED headlight, including heat dissipation aluminium part, the chuck, the both sides face has the LED lamp strip of LED light emitting source, heat dissipation aluminium part is assembled by the half of controlling two symmetries and is formed, it has the mounting groove that supplies LED lamp strip embedding to open on the assembly face of half, it has the quad slit that the LED light emitting source that supplies LED lamp strip exposes to open on the mounting groove, bellied heat conduction boss has on the mounting groove, the heat conduction boss pastes with LED lamp strip mutually and leans on, threaded hole still opens in the mounting groove, it has the connecting hole to open on the LED lamp strip, LED lamp strip passes through the fix with screw in the mounting groove, the chuck has tightly overlaps on heat dissipation aluminium part that sleeve portion and sleeve portion one end level outwards extend there is disco. The LED lamp strip is clamped through the heat conduction boss, so that the LED lamp strip is fixed more firmly, and meanwhile, the LED lamp strip is in comprehensive contact with the heat conduction boss, so that the heat conduction area is greatly increased, and heat on the LED lamp strip can be rapidly transmitted out by the heat dissipation aluminum part.

Description

High-efficient heat dissipation car LED headlight

Technical Field

The utility model belongs to the technical field of the car lamps and lanterns, a high-efficient heat dissipation car LED headlight is related to.

Background

The power of the LED head lamp of the automobile is high, and the LED head lamp is in a high-temperature state during working, so that the temperature needs to be reduced in time, otherwise, the LED board is easily burnt out. Therefore, people design the heat dissipation aluminum part to quickly dissipate heat, the LED plate is fixed on the heat dissipation aluminum part, the heat dissipation aluminum part is positioned at the center of the lamp holder through the chuck, the heat dissipation aluminum part is in a suspension state, only the chuck is connected with the lamp holder, the lamp holder cannot be burnt out by the heat dissipation aluminum part with high temperature, and the heat dissipation aluminum part is quickly air-cooled through the small fan. The contact area of the existing LED plate and a heat dissipation aluminum piece is small, and the heat conduction efficiency is low, so that the heat of the LED plate cannot be dissipated in time.

SUMMERY OF THE UTILITY MODEL

The utility model aims at having the above-mentioned problem to current technique, provided a quick radiating high-efficient heat dissipation car LED headlight.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a high-efficient heat dissipation car LED headlight, including heat dissipation aluminium part, the chuck, both sides face has the LED lamp strip of LED light emitting source, a serial communication port, heat dissipation aluminium part is assembled by the half of controlling two symmetries and is formed, it has the mounting groove that supplies LED lamp strip embedding to open on the assembly face of half, it has the quad slit that the LED light emitting source that supplies LED lamp strip exposes to open on the mounting groove, bellied heat conduction boss has on the mounting groove, heat conduction boss pastes with LED lamp strip mutually and leans on, threaded hole still opens in the mounting groove, it has the connecting hole to open on the LED lamp strip, LED lamp strip passes through the fix with screw in the mounting groove, the chuck has tightly to overlap on heat dissipation aluminium part that sleeve portion and sleeve portion one end level.

Two half pieces are put together and are constituteed heat dissipation aluminium part, and LED lamp strip is fixed a position in the mounting groove between two half pieces by the screw, and heat conduction boss and LED lamp strip both sides face fully contact can dispel the heat with the heat transfer to the rest positions of heat dissipation aluminium part fast. The chuck also sleeves the two halves within the sleeve portion, clamping the two halves.

Furthermore, the inner side of the sleeve part is provided with a raised limiting block, the surface of the heat dissipation aluminum piece is provided with an L-shaped or T-shaped clamping groove, and the limiting block can slide in the clamping groove. The chuck slides the draw-in groove department of heat dissipation aluminium part, and the stopper inwards slides along the draw-in groove orbit, rotates the chuck again when the slip draw-in groove bottom, makes the stopper along draw-in groove bottom horizontal migration to deepest, just so can prevent that the chuck from breaking away from heat dissipation aluminium part.

Furthermore, the heat dissipation aluminum piece is also provided with a horizontal table, an annular groove is formed in the horizontal table, an elastic rubber ring is arranged in the annular groove, and the upper end face of the rubber ring abuts against the end part of the sleeve part. The rubber ring pushes the chuck, so that the limiting block is tightly propped against the upper side wall at the bottom of the clamping groove, and the chuck can be prevented from rotating easily.

Furthermore, the assembling surface of the half parts is provided with a positioning groove and a raised positioning strip, and the positioning strip can be embedded into the positioning groove of the other half part. The positioning strip is embedded into the positioning groove, so that the two half parts are accurately attached.

Furthermore, the mounting part is provided with an annular step. The installation department is convenient with whole car LED headlight fixed connection on the lamp stand.

Furthermore, the tail part of the heat dissipation aluminum piece is provided with a plurality of sheet-shaped heat dissipation fins, and the lower end face of the heat dissipation aluminum piece is provided with a ventilation opening. The radiating fins at the tail of the radiating aluminum piece increase the radiating area, and meanwhile, the vent at the lower end of the radiating aluminum piece can discharge hot air from the inside of the radiating aluminum piece.

Furthermore, the number of the limiting blocks is 2-6, the limiting blocks are circumferentially distributed by using the circle center of the sleeve, and the number and the positions of the clamping grooves correspond to the limiting blocks one to one.

Compared with the prior art, this high-efficient heat dissipation car LED headlight has following advantage:

1. the chuck is matched with the clamping groove through the limiting block to realize clamping, is firm in connection and is not easy to break away from.

2. The LED lamp strip is clamped through the heat conduction boss, so that the LED lamp strip is fixed more firmly, and meanwhile, the LED lamp strip is in comprehensive contact with the heat conduction boss, so that the heat conduction area is greatly increased, and heat on the LED lamp strip can be rapidly transmitted out by the heat dissipation aluminum part.

Drawings

Fig. 1 is a schematic perspective view of an LED head lamp of an automobile with high heat dissipation efficiency.

Fig. 2 is a schematic top view of an efficient heat dissipation automotive LED headlamp.

Fig. 3 is a cross-sectional view of an efficient heat dissipating automotive LED headlamp.

Fig. 4 is a schematic structural view of the assembly of the half parts with the LED light bar.

Fig. 5 is a schematic view of the structure of the chuck.

Fig. 6 is a schematic view of the back structure of the half.

Fig. 7 is a schematic view of the construction of the assembled face of the half.

In the figure, 1, a heat dissipation aluminum piece; 11. half-piece; 111. mounting grooves; 112. a square hole; 113. a heat conducting boss; 114. a threaded hole; 115. a card slot; 116. a horizontal table; 117. an annular groove; 118. a rubber ring; 119. positioning a groove; 120. a positioning bar; 121. a heat sink; 122. a vent; 2. a chuck; 21. a sleeve portion; 22. an installation part; 23. a limiting block; 24. a step; 3. an LED light bar; 31. an LED light emitting source; 32. and connecting the holes.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1-7, an efficient heat dissipation automotive LED head lamp includes a heat dissipation aluminum member 1, a chuck 2, and an LED light bar 3 having LED light sources 31 on two side surfaces thereof, wherein the heat dissipation aluminum member 1 is formed by assembling two symmetrical half members 11, an assembling surface of the half members 11 is provided with an installation groove 111 for the LED light bar 3 to be embedded in, the installation groove 111 is provided with a square hole 112 for exposing the LED light source 31 of the LED light bar 3, the installation groove 111 is provided with a raised heat conduction boss 113, the heat conduction boss 113 is attached to the LED light bar 3, the installation groove 111 is further provided with a threaded hole 114, the LED light bar 3 is provided with a connection hole 32, the LED light bar 3 is fixed in the installation groove 111 by a screw, and the chuck 2 has a disc-shaped installation portion 22 that is horizontally extended outwards from one end of a sleeve portion 21 and a sleeve portion 21 that are.

The inner side of the sleeve portion 21 is provided with a raised limit block 23, the surface of the heat dissipation aluminum member 1 is provided with an L-shaped or T-shaped slot 115, and the limit block 23 can slide in the slot 115.

The heat dissipation aluminum part 1 is further provided with a horizontal platform 116, the horizontal platform 116 is provided with an annular groove 117, an elastic rubber ring 118 is arranged in the annular groove 117, and the upper end face of the rubber ring 118 abuts against the end part of the sleeve part 21.

The assembly surface of the half 11 is provided with a positioning groove 119 and a raised positioning strip 120, and the positioning strip 120 can be embedded into the positioning groove 119 of the other half 11.

The mounting portion 22 is provided with an annular step 24. The mounting portion 22 facilitates secure attachment of the entire automotive LED headlamp to a lamp socket.

The tail of the heat dissipation aluminum member 1 is provided with a plurality of sheet-shaped heat dissipation fins 121, and the lower end surface of the heat dissipation aluminum member 1 is provided with a vent 122.

Two half 11 are pieced together and are constituteed heat dissipation aluminium part 1, and LED lamp strip 3 is fixed a position in the mounting groove 111 between two half 11 by the screw, and

heat conduction boss

113 and 3 both sides face of LED lamp strip fully contact, can dispel the heat with heat transfer to 1 other positions of heat dissipation aluminium part fast. The chuck 2 also fits the two halves 11 within the sleeve portion 21, clamping the two halves 11.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a high-efficient heat dissipation car LED headlight, including heat dissipation aluminium part, the chuck, both sides face has the LED lamp strip of LED light emitting source, a serial communication port, heat dissipation aluminium part is assembled by the half of controlling two symmetries and is formed, it has the mounting groove that supplies LED lamp strip embedding to open on the assembly face of half, it has the quad slit that the LED light emitting source that supplies LED lamp strip exposes to open on the mounting groove, bellied heat conduction boss has on the mounting groove, heat conduction boss pastes with LED lamp strip mutually and leans on, threaded hole still opens in the mounting groove, it has the connecting hole to open on the LED lamp strip, LED lamp strip passes through the fix with screw in the mounting groove, the chuck has tightly to overlap on heat dissipation aluminium part that sleeve portion and sleeve portion one end level.

2. The LED headlamp for the automobile as claimed in claim 1, wherein the inner side of the sleeve portion has a protruding stopper, the surface of the heat-dissipating aluminum member has an L-shaped or T-shaped slot, and the stopper can slide in the slot.

3. The efficient heat-dissipation automobile LED headlamp according to claim 2, wherein the heat-dissipation aluminum piece is further provided with a horizontal table, an annular groove is formed in the horizontal table, an elastic rubber ring is arranged in the annular groove, and the upper end face of the rubber ring abuts against the end portion of the sleeve portion.

4. The LED headlamp for the automobile is characterized in that the assembling surface of the half part is provided with a positioning groove and a raised positioning strip, and the positioning strip can be embedded into the positioning groove of the other half part.

5. The LED headlamp for the automobile as claimed in claim 4, wherein the mounting portion is provided with an annular step.

6. The LED headlamp for the automobile as claimed in claim 5, wherein the tail part of the heat-dissipating aluminum member has a plurality of plate-shaped heat-dissipating fins, and the lower end surface of the heat-dissipating aluminum member is provided with ventilation openings.

7. The efficient heat dissipation automobile LED headlamp according to claim 6, wherein the number of the limiting blocks is 2-6, the limiting blocks are circumferentially distributed around the center of the sleeve, and the number and the positions of the clamping grooves correspond to the limiting blocks one by one.