CN208058723U - A kind of LED car lamp that full angle is luminous - Google Patents

Abstract

The utility model provides a kind of LED car lamp that full angle is luminous, LED light source and radiating piece including ceramics cylinder, on the ceramics cylinder, the ceramics cylinder side is provided with line layer, the LED light source includes LED chip and the light conversion body being arranged on the outside of LED chip, and the LED chip is arranged on the line layer and is electrically connected by the line layer.The luminous car light of the utility model full angle is set up directly on due to LED light source component on the line layer of ceramics cylinder, it no longer needs to additionally use circuit base plate, reduce heat dissipation path and thermal resistance, realize quick radiating and cooling, simple in structure, convenient for production, stable quality, small, required installation space is small, it can guarantee high-power illumination, it can ensure heat dissipation effect again, greatly prolong the service life of LED car lamp, automobile lamp illumination market demand can be met.

Description

A kind of LED car lamp that full angle is luminous

Technical field

The utility model is related to the luminous LED car lamps in automotive lighting field more particularly to a kind of full angle.

Background technology

LED due to its is small, power consumption is low, service life is long, high brightness, it is low in calories, environmentally friendly the advantages that, in daily life It has been gradually gained popularity in work.But the increase of the power with LED, the heat that LED is distributed also increase, LED permanent workers Make under high temperature environment, it is too fast to be easy to cause light decay, reduces its heating efficiency and service life.The LED lamp bead of traditional car light is usually It is arranged in radiating piece lateral surface, the light that this set structure causes car light is difficult to 360 ° of coverings, light distribution and its unevenness It is even, the coverage area of light can only be improved by increasing the quantity of lamp bead, cause the production cost of LED car lamp high, improve hair Heat reduces its service life.And radiated by being integrally formed aluminum fin substrate or aluminum fin shell, Light source directly contacts heat sink material, but its heat conductivility of traditional heat sink material is poor, especially high-power LED light source such as In headlight for vehicles, installation space is limited, and needs high-power illumination again, and traditional LED radiator cannot be satisfied its heat dissipation It is required that.

In view of the defect present in above-mentioned traditional car light, the utility model proposes the LED car lamps that a kind of full angle shines, can To solve the problems such as current LED car lamp heat dissipation effect, full angle are luminous.

Invention content

The purpose of this utility model is to provide the LED car lamps that a kind of full angle shines, and realize the uniform light extraction of full angle, together When ensure heat dissipation effect, realize rapid cooling cooling, greatly prolong LED car lamp service life.

In order to solve the above technical problems, the technical solution of the utility model is：

A kind of luminous LED car lamp of full angle, including ceramics cylinder, the LED light source on the ceramics cylinder and dissipate Warmware, the ceramics cylinder side are provided with line layer, and the LED light source includes LED chip and is arranged on the outside of LED chip Light conversion body, the LED chip are arranged on the line layer and are electrically connected by the line layer.

Further, the ceramics cylinder is cylinder or prism.

Further, the LED light source includes the LED light source of at least two colour temperatures.

Further, the LED light source includes at least one white LED light source and at least one yellow light LED light source.

Further, the smooth conversion body is fluorescent glue, flourescent sheet or the remote excitation fluorescence cover for not contacting LED chip.

Further, the remote excitation fluorescence cover is hollow flexible glue fluorescence cover, and the flexible glue fluorescence cover uses interference Cooperation is fixed on the mode that glue is bonded on the insulating ceramics cylinder and the LED light source.

Further, it is provided with thermal component inside or outside the ceramics cylinder.

Further, the ceramics cylinder internal heat dissipating component is heat pipe or graphite body；Or it is dissipated outside the ceramics cylinder Thermal part is woven wire.

Further, the ceramics cylinder is connected with the radiating piece riveting, buckle or by way of playing screw, or Ceramics cylinder described in person is structure as a whole with radiating piece.

Further, the radiating piece pedestal is provided with engraved structure, for placing radiator fan.

Compared with prior art, the utility model has the following advantages that：

1, the luminous LED car lamp of a kind of full angle of the utility model, since LED light source component is set up directly on ceramics cylinder It on the line layer of side, no longer needs to additionally use circuit base plate, reduces heat dissipation path and thermal resistance, realize quick radiating and cooling, Simple in structure, convenient for production, stable quality, small, required installation space is small, you can ensures high-power illumination, and can To ensure heat dissipation effect, the service life of LED car lamp is greatly prolonged, automobile lamp illumination market demand can be met.

2, a kind of luminous LED car lamp of full angle of the utility model is simple and practical in structure, by the way that LED light source annular to be arranged On the line layer of ceramics cylinder side, the full angle for realizing LED car lamp shines, and makes its light broad covered area, and brightness is high, point Cloth uniformity is good, no dead angle, no hot spot, no color differnece.

3, the luminous LED car lamp of a kind of full angle of the utility model, by selecting white LED light source and yellow light LED light source Two kinds of different-colour LED light sources are applied in combination, and realize the function of light modulation color, the mutual conversion of white light and yellow light may be implemented, It applies in different use environment and weather, driver can be greatly improved to road conditions in the LED light source of yellow light under rain and fog weather Identification capability, farther, broader visible range can be provided at sunny night for driver, it is hidden to accident to improve it Suffer from the reaction time to take measures.

Description of the drawings

Fig. 1 is the LED car lamp structural schematic diagram that a kind of full angle shines.

Specific implementation mode

For the technology contents of the utility model, construction feature, the objects and the effects are described in detail, below in conjunction with implementation Mode simultaneously coordinates attached drawing to be explained in detail.

As shown in Figure 1, the LED car lamp that a kind of full angle in the present embodiment is luminous, including ceramics cylinder 1, be located at it is described LED light source on ceramics cylinder and radiating piece 2,1 side of the ceramics cylinder are provided with line layer, and the LED light source setting exists On the line layer of the ceramics cylinder 1, the LED light source includes that LED chip 3 and the light being arranged in 3 outside of LED chip turn Change body.The LED chip 3 is electrically connected by the line layer.The LED car lamp further includes installation part 4, and the installation part 4 is used In the LED car lamp is mounted on the corresponding position of automobile so that the installation of LED car lamp fix it is more convenient securely.

The ceramics cylinder 1 can be connected with the radiating piece 2 riveting, buckle or by way of playing screw, at other In embodiment, the mode that the ceramics cylinder 1 is connected with radiating piece is alternatively other modes, as will be described 1 He of ceramics cylinder The radiator 2 is made of one structure, the mode that the ceramics cylinder 1 is connected with radiating piece can depending on actual conditions, The case where being not limited to mention in above example.

Further, the smooth conversion body can be fluorescent glue；Ceramics, glass or sapphire flourescent sheet；Or do not contact LED The remote excitation fluorescence cover of chip.Preferably, in the present embodiment, the fluorophor is using the remote excitation for not contacting LED chip Fluorescence cover 5, the remote excitation fluorescence cover can advantageously reduce to avoid the direct conductive contacts fluorescent powder of heat of LED light source Light decay and LED life.Fig. 1 is only illustrated so that the fluorophor is remote excitation fluorescence cover as an example.

In practical application, the remote excitation fluorescence cover 5 is mixed and processed using silica gel or plastics combination fluorescent powder, and Fluorescent powder ratio in the remote excitation fluorescence cover 5 needs to design according to practical LED car lamp.Preferably, described long-range sharp The cover 5 that fluoresces is flexible glue fluorescence cover, is advantageous in that staff easier described will can remotely swash using flexible glue fluorescence cover The cover 5 that fluoresces is mounted on by the way of interference fit on the ceramics cylinder and the LED light source, in other embodiments, The remote excitation fluorescence is provide with the mode set in LED chip and is alternatively other modes, and the mode being such as bonded with glue is described remote The Cheng Ji modes for being provide with and setting in LED chip that fluoresce can be not limited to the feelings mentioned in above example depending on actual conditions Condition.

Further, the LED light source includes the LED light source of at least two colour temperatures.In the present embodiment, the LED light source Including at least one white LED light source and at least one yellow light LED light source, the LED light source of yellow light can be in pole under rain and fog weather It is big to improve driver to the identification capability of road conditions, it can be provided for driver at sunny night farther, broader visible Range improves its reaction time to take measures to accident potential.

Further, the ceramics cylinder 1 is made of ceramic materials, being capable of the more efficient heat by the LED light source Amount is conducted to radiator；Preferably, the ceramics cylinder 1 is cylinder or polygon prism.

Further, the LED chip 3 is positive cartridge chip or flip-chip.When the LED chip 3 is flip-chip, LED chip is directly electrically connected with the line layer of the ceramics cylinder, obtains the voltage signal that the ceramics cylinder line layer provides, The LED chip 3 is driven to shine；When the LED chip 3 is positive cartridge chip, the LED chip 3 needs the side by routing Formula is electrically connected with the line layer of the ceramics cylinder, is obtained the voltage signal that the ceramics cylinder circuit provides, is driven the LED Chip 3 shines.Optionally, when the LED chip 3 is positive cartridge chip, need the line layer with the ceramics cylinder 1 by beating When the mode of line is electrically connected, can be electrically connected by single line or both threads, the utility model embodiment to this not into Row limits.Fig. 1 is only flip-chip with the LED chip 3, is shown for being directly electrically connected with the ceramics cylinder line layer Example property explanation.

Further, the ceramics cylinder 1 can be a closed column structure, it is preferred that heat can be arranged inside it Woven wire thermal component can also be arranged in thermal components 6, the outside such as pipe or graphite body, further increase the efficiency of its heat dissipation.

Further, 2 pedestal of the radiating piece can be provided with engraved structure, for placing radiator fan 7, further carry Hot wind can be discharged from bottom end for high heat dispersion, the radiator fan 7, to realize that rapid cooling cools down, extend car light Service life.

In the present invention, a kind of luminous LED car lamp of full angle has the advantages that：

1, the luminous LED car lamp of a kind of full angle of the utility model, since LED light source component is set up directly on ceramics cylinder It on the line layer of side, no longer needs to additionally use circuit base plate, reduces heat dissipation path and thermal resistance, realize quick radiating and cooling, Simple in structure, convenient for production, stable quality, small, required installation space is small, you can ensures high-power illumination, and can To ensure heat dissipation effect, the service life of LED car lamp is greatly prolonged, automobile lamp illumination market demand can be met.

2, a kind of luminous LED car lamp of full angle of the utility model is simple and practical in structure, by the way that LED light source annular to be arranged On the line layer of ceramics cylinder, the full angle for realizing LED car lamp shines, and makes its light broad covered area, and brightness is high, and distribution is equal Even property is good, no dead angle, no hot spot, no color differnece.

3, the luminous LED car lamp of a kind of full angle of the utility model, by selecting white LED light source and yellow light LED light source Two kinds of different-colour LED light sources are applied in combination, and realize the function of light modulation color, the mutual conversion of white light and yellow light may be implemented, It applies in different use environment and weather, driver can be greatly improved to road conditions in the LED light source of yellow light under rain and fog weather Identification capability, farther, broader visible range can be provided at sunny night for driver, it is hidden to accident to improve it Suffer from the reaction time to take measures.

The utility model is described in detail above, using specific case to the principles of the present invention and reality in text The mode of applying is expounded, and the explanation of above example is only intended to help to understand that the method for the utility model and its core are thought Think.It should be pointed out that for those skilled in the art, without departing from the principle of this utility model, Several improvements and modifications can be made to this utility model, these improvement and modification also fall into the utility model claims In protection domain.

Claims (10)

1. a kind of luminous LED car lamp of full angle, which is characterized in that the LED including ceramics cylinder, on the ceramics cylinder Light source and radiating piece, the ceramics cylinder side are provided with line layer, and the LED light source includes LED chip and is arranged in LED core Light conversion body on the outside of piece, the LED chip are arranged on the line layer and are electrically connected by the line layer.

2. the luminous LED car lamp of full angle according to claim 1, it is characterised in that：The ceramics cylinder is cylinder Or prism.

3. the luminous LED car lamp of full angle according to claim 1, it is characterised in that：The LED light source includes at least two The LED light source of kind colour temperature.

4. the luminous LED car lamp of full angle according to claim 3, it is characterised in that：The LED light source includes at least one A white LED light source and at least one yellow light LED light source.

5. the luminous LED car lamp of full angle according to claim 1, it is characterised in that：The smooth conversion body be fluorescent glue, Flourescent sheet or the remote excitation fluorescence cover for not contacting LED chip.

6. the luminous LED car lamp of full angle according to claim 5, it is characterised in that：The remote excitation fluorescence cover is Hollow flexible glue fluorescence cover, the flexible glue fluorescence cover using interference fit or with glue be bonded by the way of be fixed on the ceramics pole On body and the LED light source.

7. the luminous LED car lamp of full angle according to claim 1, it is characterised in that：It is inside the ceramics cylinder or outer Portion is provided with thermal component.

8. the luminous LED car lamp of full angle according to claim 7, it is characterised in that：The ceramics cylinder internal heat dissipating Component is heat pipe or graphite body；Or the ceramics cylinder external cooling component is woven wire.

9. the luminous LED car lamp of full angle according to claim 1, it is characterised in that：The ceramics cylinder is dissipated with described Warmware is riveting, buckle or is connected by way of playing screw or the ceramics cylinder and radiating piece are structure as a whole.

10. the luminous LED car lamp of full angle according to claim 1, it is characterised in that：The radiating piece pedestal is provided with Engraved structure, for placing radiator fan.