CN102454969B - LED replaceable universal platform with super heat pipe - Google Patents

Abstract

The present invention provides a replaceable universal platform for light emitting diodes with super heat pipes. The positive or negative pole of a high-power LED is connected to a heat dissipation lamp housing via a double-sided printed circuit board or an aluminum substrate, wherein seamless full-contact heat conduction is performed. The ultra-high-power LED is directly heat-conducted to the space outside the lamp via the side or bottom through the super heat pipe. The advantage of the present invention is that the heat of the LED node is transferred to the air space outside the lamp without interruption. The replaceable universal platform for light emitting diodes with super heat pipes of the present invention has lower thermal resistance and higher efficiency than the existing super heat LED lamp.

Description

Light-emitting diodes with superheat pipes replace common platforms

technical field

The invention relates to a lighting system of light-emitting diodes (LEDs). Specifically, the present invention relates to a general-purpose platform for replacing LEDs with one-dimensional superheat pipes, and a general-purpose platform for replacing LEDs with two-dimensional and ultra-two-dimensional superheat pipes. The invention also relates to a flat superheat pipe and a two-dimensional planar/flat superconducting heat device. The structure of the superconducting heat device provides an LED replaceable platform.

Background technique

Chinese Patent Publication CN 201093433Y discloses a LED lamp structure for improving heat dissipation effect. The lamp structure includes: a lamp main body with a light-projecting surface and a back surface, the light-projecting surface is provided with an accommodating groove; an electric control component is arranged at a predetermined position of the lamp main body; In the accommodating groove of the main body of the lamp, facing the lamp base plate is a step-like zigzag shape, and at least two step surfaces with step differences are formed on the front side, and the faces of different step surfaces have angular differences, and the LEDs are arranged on each step surface; U The heat-conducting pipe is arranged on the back of the multi-facing lamp holder plate, the heating section of the U-shaped heat-conducting pipe is against the back of the multi-facing lamp holder plate, and the two protruding heat-dissipating sections of the U-shaped heat-conducting pipe pass through the back of the lamp; The external heat sink is arranged outside the back of the main body of the lamp, and the external heat sink is combined with the U-shaped heat pipe. This lamp structure is suitable for lighting in various occasions.

Generally, light-emitting diode LED lamps rely on excellent heat dissipation design. Only by keeping the LED junction temperature below about 70°C is it possible to make the light-emitting diode LED have a 70% light life of more than 50,000 hours.

Contents of the invention

The purpose of the present invention is to provide an alternative general platform for one-dimensional, two-dimensional and ultra-two-dimensional superheat pipe LEDs that can increase the application and load range.

According to the first aspect of the present invention, an LED replaceable universal platform with a one-dimensional superconducting heat pipe has a specific maximum LED use output power range, driver value, thermal resistance value and use method, which is characterized in that the The replacement platform is a COD (chip on device) LED light source replacement platform, which is compatible with lamps with improved LED light efficiency in the future, and is suitable for any brand of LED;

The platform includes a printed circuit board PCB with a double-sided bottom plate. The bottom of the circuit board is connected to the heat sink of the anode/cathode of the high-power LED through solder joints, and the heat conduction silicone is used to pressurize and connect the aluminum rail shell or the reflector to conduct heat. The LED lights or other COD LED components on the shell are directly connected to the radiator through the aluminum substrate, or connected to the radiator through the reflector, and the aluminum substrate or reflector or the aluminum rail shell is connected to the radiator through a high-efficiency superconducting heat pipe Contact heat conduction, where the heat sink is fixed with epoxy resin or reflowed metal full contact between the aluminum substrate or reflector or aluminum rail shell, so as to conduct heat and discharge heat to the lamp shell, and the superconducting heat pipe is a Vacuum-sealed thin-walled metal tube, using low thermal resistance and low latent heat mixture fluid in the tube to enable rapid reflow using capillary structure.

The general platform can also be equipped with superconducting heat pipe hot plates, and more than two superconducting heat pipes are sandwiched between the lamp housing radiator and the reflector in a balanced manner on both sides of the platform to enhance the heat dissipation function.

The general platform can also be provided with a plurality of similar vertical heat pipes or heat columns, the bottom of which can directly contact the lamp housing for heat dissipation, or the superconducting heat pipes need to be extended longer, wherein the superconducting heat pipes of flat or other geometric shapes are cold. The end is fixed with a flat or other corresponding geometric shape of the fixture for the heat conduction of the lamp housing.

According to the second aspect of the present invention, the LED replaceable universal platform with a one-dimensional superconducting heat pipe also includes a vacuum-sealed thin-walled metal tube, and hydrogen peroxide (H ₂ O ₂ ) and nonanal with low thermal resistance and low latent heat are used in the tube. nonanal ( C ₉ H ₁₈ O ) mixture fluid, in order to be in close contact with the capillary structure. The viscosity coefficient of the mixture fluid is low, the capillary return speed is fast, and the cycle can be completed faster, thereby improving the heat dissipation efficiency. In addition, the mixture fluid has high surface tension, which increases capillary force and facilitates rapid reflow. Compared with other commonly used working fluids, the mixed fluid has a greater heat transfer efficiency at a temperature of 35°C to 50°C.

According to a third aspect of the present invention, in the replaceable universal platform for LEDs with one-dimensional superconducting heat pipes, the reflective plate with superconducting heat pipes is added with a nano-coating to increase light efficiency, and COD is added to its double-sided circuit. Board to SUPERFLUX LED strip light and to SMD LED light strip for direct heat conduction, and a strip-shaped pyramid or prism lens stick (prism lens stick) secondary optical device is added above it. Here, the radiator reflector increases the light output by more than 30%, and the lighting angle is similar, making it similar to T5 fluorescent lamps and other light sources with higher brightness. The LED heat conducts to the radiator reflector.

According to the fourth aspect of the present invention, the LED replaceable universal platform with one-dimensional superconducting heat pipes includes halogen bulbs MR16, AR111, PAR20, and bulbs with sockets such as GU10. Generally, LED vertical superconducting heat pipes are installed, and lamp holders E14, E26, E27, etc. are vertically and horizontally arranged on superconducting heat pipes.

According to the fifth aspect of the present invention, there is provided an LED replaceable universal platform with a two-dimensional superconducting heat pipe, which is characterized in that, in addition to the planar microfluidic heat pipe conducting heat to the reflector and radiator or the lamp housing with fins, there is also The vacuum temperature equalization bag can be placed on the direct heat conduction COD prototype and or the bottom of the reflector, and/or placed in the lamp housing or radiator to improve performance and efficiency. There is also more than one Z-axis composite capillary structure micro heat pipe superconducting heat pipe with heat sink, in which the LED heat source or the top of the superconducting heat pipe is reflow soldered to the LED platform, and black thermal epoxy resin is added to the cold end and fixed with Fix the bottom to the lamp housing to enhance the output power and reduce the volume of the lamp. The advantage of the heat dissipation performance of the flat-plate microfluidic heat pipe is that it can reduce the contact thermal resistance with the heat source, and the use of the internal working fluid of the planar heat pipe can not only increase the filling amount of the internal fluid, but also increase the fluid return flow by using multiple flow channels . The flat-plate heat pipe with radial structure in the heat source uses steam flow to spread heat from the center to both sides to achieve the effect of heat diffusion. The heat pipes with parallel channels are heated and vaporized at one end and then brought to the other end for cooling, thereby increasing the heat dissipation area; when the hot and cold ends are separated, there will be boiling phenomenon, and it is not affected by the placement angle of the heat pipe. The limitation of the Z-axis heat column or the top of the vertical heat pipe is increased to increase the direct contact with the ultra-high-power LED unit area, heat conduction to the lamp bottom shell and or reflector, increase the output power, and the secondary optical components of the LED light source, plus nanometer Coating increases light effect and acts as an angled reflector.

According to the sixth aspect of the present invention, in the LED replaceable universal platform with two-dimensional superconducting heat pipes, the replaceable light-emitting diode bulb (retrofit LED lamp bulb) has more than one Z-axis superconducting heat pipe and more than one The bottom of the flat-plate superconducting heat pipe is connected to the lamp holder, and the shell uses multi-fins to dissipate heat, so as to reduce the volume and weight, while the top of the superconducting heat pipe increases the area.

According to the seventh aspect of the present invention, in the LED replaceable universal platform with two-dimensional superconducting heat pipes, strip-shaped or other geometrically shaped LED lamps are attached to the outer or inner shell, and superconducting heat pipes are added.

According to the eighth aspect of the present invention, regarding the LED replaceable universal platform with two-dimensional superconducting heat pipes, halogen bulbs MR16, AR111, PAR20, and bulbs with lamp holders such as GU10 can be used. Generally, LEDs are arranged vertically to the superconducting heat pipe, and lamp holders E14, E26, E27, etc. are arranged vertically and horizontally to the superconducting heat pipe.

According to the ninth aspect of the present invention, there is provided an LED replaceable universal platform with ultra-two-dimensional superconducting heat pipes, which adopts the one-dimensional horizontal and vertical design of the above-mentioned superconducting heat pipe LED replaceable universal platform, and in the lamp housing It is close to the superconducting heat pipe and the heat source and adds multi-hole flow channels to allow air or water flow to cool down and conduct heat. It is suitable for indoor lighting or waterproof design for underwater or diving lighting. The multi-channel water or air flows through the platform.

According to a tenth aspect of the present invention, a lamp is provided, which adopts the above-mentioned replaceable universal platform with one-dimensional superconducting heat pipe or two-dimensional superconducting heat pipe.

According to an eleventh aspect of the present invention, there is provided a cold cathode tube ( CCFL ) or an induction lamp, which adopts the above-mentioned replaceable universal platform with a one-dimensional superconducting heat pipe or a two-dimensional superconducting heat pipe.

According to a twelfth aspect of the present invention, an induction lamp is provided, which adopts the above-mentioned replaceable universal platform with one-dimensional superconducting heat pipe or two-dimensional superconducting heat pipe.

The one-dimensional superheat pipe LED replaceable universal platform of the present invention adopts the light-emitting diode prototype heat conduction method, and uses a circuit board (double-sided printed circuit board or aluminum substrate) to conduct heat through the superheat pipe. Using two-dimensional and more than two-dimensional superheat pipe heat conduction light-emitting diode replaceable platform prototypes, thereby increasing the application and load range of the superheat pipe LED replaceable universal platform.

Light-emitting diode LED lamps rely on excellent heat dissipation design. Only when the LED junction temperature is lower than about 70°C can the light-emitting diode LED have a 70% light life of more than 50,000 hours, so the inventor directly connects the LED positive/negative solder joints to the aluminum radiator through a double-sided circuit board or an aluminum substrate. To the lamp housing, the superheat pipe is sandwiched in it to discharge the high temperature of the LED node into the space. The superheat pipe and fluid mechanics design are used to solve the problem of LED heat dissipation in terms of structure and design.

The invention is widely used. Usually the present invention is applied to high-power LEDs and ultra-high-power LEDs, and can be used as general lighting fixtures to replace traditional lighting fixtures such as halogens, gas-filled light sources, and energy-saving light pipes.

The light-emitting diode LED lighting system of the present invention can replace most common lighting fixtures in the scope of application.

COD (chips on device) chip-on-device LED chip component polar piece direct heat conduction prototype refers to piranha large high-brightness LED, chip component with heat conduction sheet, smd assembly with heat conduction sheet and OLED assembly (superflux, cob, smd, and OLED LED modules), through the double-sided fiber circuit base plate or the light source component of the aluminum printed circuit base plate, the heat is directly conducted to the reflector with heat sink, or the lamp housing or lamp with heat sink.

The present invention is a replaceable universal platform for light-emitting diodes designed with superconducting heat pipes above one dimension, applicable to one unit or multiple units, one strip or multiple strips or other CODs of different geometric shapes Light-emitting diodes are convenient for users to use and maintain.

One-dimensional heat pipe prototype: when the power of the light-emitting diode is low, at least one superconducting heat pipe can be used, and it can be placed on the radiator lamp by using fixed components or other close contact methods, or connected with the developed mold or the existing lamp and COD LED prototype.

When higher LED power output or other requirements are required, add a vacuum equalizing bag to the bottom of the direct heat conduction COD prototype and reflector, and hide it in the lamp housing or radiator to improve performance and efficiency. More than one Z-axis vertical superconducting heat pipe is added to the radiator or reflector to the heat source, and its cold end is to the bottom of the lamp, fixed with a fixing element, and then fixed with black epoxy resin or other close-contact adhesive materials in the lamp housing.

The new prototype of direct heat conduction light-emitting diodes adopts the heat conduction principle of two-dimensional copper vacuum superconducting heat pipes. At least one heat pipe is placed vertically on the Z-axis to the aluminum lamp housing and radiator, and more than two flat or flat heat pipes are used. It is horizontally embedded in the lamp reflector or light source assembly and the lamp housing with heat sink. The working fluid in the tube is a mixture of hydrogen peroxide ( H ₂ O ₂ ) and nonanal ( C ₉ H ₁₈ O ) with low thermal resistance and low latent heat. Pure water or other mixed fluid superconducting heat pipes have higher performance.

In addition, the water cooling method can also be used, cold water flows in the lamp pipe to take away heat, suitable for diving or underwater lamps. Utilizing the ultra-two-dimensional heat pipe design, the power of light-emitting diodes can be increased.

The present invention also provides a superconducting thermal device, which is configured as a flat superheat pipe or a planar/flat superconducting thermal device, wherein the superthermal thermal device has a graphite sheet or a graphite sheet connected with a thin metal sheet between the LED and The heat transfer medium is used between the heat pipes, so that the heat flow is unimpeded and conducts heat.

Preferably, the planar/flat superconducting thermal device structure can be used as a vacuum superconducting thermal plate, or a solid superconducting thermal metal body can be used as a replaceable LED or solar platform. Several through holes are opened on the replaceable LED platform of the superconducting thermal device, or on the solid core superconducting thermal metal body.

The present invention also provides an integrated two-dimensional planar/flat superconducting device, wherein the bottom of the planar/flat solid superconducting body is reflow soldered to another superconducting device, and the superconducting heat pipe at the tail end The heat is conducted through the lamp housing to the outside of the lamp. Alternatively, the flat-plate superconducting heat pipe can also be soldered to another superconducting body without reflow, and it can be produced in full vacuum.

Description of drawings

Figure 1 shows a cross-sectional view of a horizontal one-dimensional heat pipe LED alternative general platform.

Fig. 2 shows a sectional view and a top view of a vertical one-dimensional heat pipe LED replaceable universal platform.

Fig. 3 shows a cross-sectional view of a two-dimensional heat pipe LED alternative general platform.

Figure 4 shows a cross-sectional view of an alternative generic platform for LEDs over two-dimensional heat pipes.

Fig. 5 and Fig. 6 are structural schematic diagrams of a superconducting thermal device according to an embodiment of the present invention.

Detailed ways

Preferred embodiments of the present invention will now be described with reference to the accompanying drawings.

Figure 1 is a schematic diagram of a horizontal one-dimensional heat pipe LED replaceable general platform. In production, the bottom of the printed circuit board PCB 1 using a double-sided bottom plate is connected to the heat sink of the anode/cathode of the high-power LED through solder joints, and the heat conduction silicone is used to pressurize and connect the aluminum rail shell 5 or the reflector to realize heat conduction. Structurally, the platform can also include a lampshade 6, and the LED lamp or other COD LED components on the aluminum rail shell 5 are connected to the radiator 10 through direct contact with the aluminum substrate of the PCB 1, and/or through a reflector through a high-efficiency superconducting The heat pipe 7 is in full contact with the heat sink 10 to conduct heat. Fix with epoxy resin 8 or use reflow soldering metal full contact between the aluminum rail shell 5 or the reflector and the radiator 10, so as to conduct heat and discharge heat to the lamp shell. The superconducting heat pipe 7 is a vacuum-sealed thin-walled metal tube, and the low thermal resistance and low latent heat mixture fluid 9 is used in the tube to enable rapid reflow by using the capillary structure, thereby solving the problem that the LED is not easy to dissipate heat. As shown in FIG. 1 , the platform can also be provided with a secondary optical element 4 for increasing light output efficiency.

Figure 2 shows a vertical one-dimensional superconducting heat pipe LED alternative general platform.

In the vertical one-dimensional superconducting heat pipe LED replaceable universal platform shown in FIG. 2 , an additional superconducting heat pipe hot plate or flat superconducting heat pipe 2 can be added, and two or more superconducting heat pipes 2 can be arranged on both sides in a balanced manner. The superconducting heat pipe heat plate or flat superconducting heat pipe 2 is sandwiched between the new or old lamp housing radiator and reflector to enhance the heat dissipation function of the light source 3 . Thus, for a 10W LED at a room temperature of 40°C, a thermal resistance < 0.23°C/W can be achieved by design. In Fig. 2, 11 represents the black epoxy resin connection and/or the extension of the flat superheat pipe connected to the lamp housing.

Fig. 3 shows a cross-sectional view of a two-dimensional heat pipe LED alternative general platform. At the bottom of the vertical heat pipe or heat column 2 in FIG. 3 , heat can be conducted through the lamp housing.

The two-dimensional superconducting heat pipe LED replaceable platform in Figure 3, in addition to the heat conduction of the micro-channel heat pipe 12 to the reflector and the radiator or the lamp housing with fins 15, there is also more than one micro-heat pipe with a complex capillary structure on the Z-axis. The heat pipe 2 is provided with a radiator. The LED light source 3 in FIG. 3 or the top light source 3 in FIG. 2 is directly or indirectly connected to the LED reflector or platform 1 in FIGS. 2 and 3 by reflow soldering as shown in FIG. 2 . Add black heat-conducting epoxy resin to the cold end of the superheat pipe 2, and then fix the bottom to the lamp housing 5 in FIG. 2 with a fixing piece, so as to enhance the output power and reduce the volume of the lamp. The LED light source plus the secondary optical element 4 shown in Fig. 3 acts as an angular reflector. Nanotechnology can be used to improve light efficiency, for example, coating a nanocoating on the light source 3 .

Figure 4 shows an alternative platform for superconducting heat pipe LEDs beyond two dimensions, which is basically a one-dimensional horizontal plus one-dimensional vertical design, where the superconducting heat pipe 2 and the heat source in the lamp housing are close to the superconducting heat pipe 2 and the heat source in Figure 4 Hole 14 allows water flow to pass through for cooling and heat conduction, so that it is suitable for use as underwater or diving lamps. As shown in Figure 4, a flat superconducting heat pipe 12 is also provided on both sides, and a secondary optical element 4 in the form of an optical refractor is provided above the light source LED 3.

Schematic diagrams of the flat superheat pipe and the planar/flat superheat pipe of the present invention are shown in FIGS. 5 and 6, respectively.

As shown in the figure, several through holes are opened on the superconducting thermal device. Its function is to increase air convection, thereby improving heat dissipation performance.

The thermal conductivity of the shown superconducting thermal device of the present invention is mainly reflected in the following aspects:

1. Graphite sheets (2 in Figure 5 and 2 in Figure 6) have small thermal resistance, and the heat transfer rate of aluminum reflectors (6 in Figure 5 and 1 in Figure 6) is also fast. The superconducting thermal device has graphite sheets or graphite A thin metal sheet (4 in Figure 6) is used as a heat transfer medium between the LED (3 in Figure 5 and 3 in Figure 6) and the heat pipe, so that the heat flow is unimpeded and the radiation heat conduction speed is fast.

2. A flat superheat pipe (5 in Figure 5) finally passes through the aluminum shell of the heat sink (1 in Figure 5) to conduct the heat of the LED to the indoor or outdoor lamps to dissipate heat.

3. The bottom of the planar superheater (1 on the right in Figure 6) is reflow soldered to another superheater device, and its tail end conducts heat to the lamp to the outside of the lamp.

4. Integrated two-dimensional planar superconducting heat device, the flat superconducting heat pipe does not need to be reflow soldered to another superconducting body, and it is fully vacuumed during production (the right middle of Figure 6, that is, seamless between 1 and 5 , integrated). Alternatively, 1 and 5 can also be connected through a graphite sheet.

Certainly, the figure is only a preferred embodiment of the present invention, and the superconducting thermal device and its through holes can be designed into other specifications and shapes as required.

The manufacturing process of the superconducting thermal device of the present invention is very simple, so the manufacturing efficiency is high, the manufacturing cost is low, and the use is extremely convenient.

While the preferred embodiments of the invention have been described above, these embodiments are illustrative only, not substantive. Those skilled in the art can make improvements and modifications to this application based on the contents disclosed in this application. However, these improvements and modifications all belong to the protection scope of the present invention, as long as these improvements and modifications do not deviate from the spirit of the present invention. The protection scope of the present invention is defined by the appended claims.

Claims (16)

1. there is the replaceable general-purpose platform of LED of one dimension super heat-conductive pipe, it is characterized in that described replaceable platform is constructed to the replaceable platform of a kind of COD LED light source, to be compatible with various types of LED lamp; Wherein:

Described platform comprises the printed circuit board (PCB) (1) of two-sided base plate, a underrun solder joint of this printed circuit board (PCB) is connected to the fin of the male/female pole of LED, heat conduction organosilicon pressurization of another bottom surface is connected to aluminium rail shell (5) or reflector to carry out heat conduction, the super heat-conductive pipe (7) also through connecting foil containing graphite flake is connected to radiator (10) through described aluminium rail shell (5) or reflector to make LED or assembly, fix with epoxy resin (8) between wherein said super heat-conductive pipe (7) with described radiator (10) or use Reflow Soldering metal Full connected to be connected, so that heat conduction is to lamp housing, and described super heat-conductive pipe (7) is vacuum seal thin metallic tubd, the hydrogen peroxide of pipe interior employing low thermal resistance and low latent heat and aldehyde C-9 mixture fluid (9) are to utilize capillary structure quick backflow.

2. the replaceable general-purpose platform of LED according to claim 1, it is characterized in that, described platform is also configured with super heat-conductive pipe hot plate, is wherein interposed between lamp housing radiator and reflector by the super heat-conductive pipe of more than two, to strengthen heat sinking function in described platform both sides evenly; And/or

Be configured with the many pieces of vertical heat pipes or plume with described super heat-conductive pipe structure, directly contact lamp housing bottom it for heat radiation.

3. the replaceable general-purpose platform of LED according to claim 2, is characterized in that, described super heat-conductive pipe is extended, and it is flat pattern, and the cold junction of this super heat-conductive pipe uses fixture that is flat or other geometry accordingly to fix, for use in heat conduction to lamp housing.

4. the replaceable general-purpose platform of LED according to claim 1, is characterized in that, described super heat-conductive pipe is vacuum-packed thin metallic tubd.

5. the replaceable general-purpose platform of LED according to claim 1, is characterized in that, described reflector with the addition of nano coating to increase light efficiency.

6. the replaceable general-purpose platform of LED according to claim 1, it is characterized in that, the replaceable general-purpose platform of this LED is used for holding halogen bulb or its bulb and connects lamp socket, and wherein LED is arranged perpendicular to super heat-conductive pipe, and lamp socket is then vertically or horizontally arranged relative to super heat-conductive pipe.

7. have the replaceable general-purpose platform of LED of two-dimentional super heat-conductive pipe, it is characterized in that, described general-purpose platform has:

For heat conduction to reflector and radiator or heat conduction to the plane formula miniflow heat pipe of finned lamp housing, wherein said plane formula miniflow heat pipe applies many runners to increase fluid capacity of returns,

The micro heat pipe super heat-conductive pipe connecting foil containing graphite flake of more than one piece Z-axle combined capillary structure, adopt the hydrogen peroxide of low thermal resistance and low latent heat and aldehyde C-9 mixture fluid (9) in its pipe and added and put radiator, wherein said micro heat pipe super heat-conductive pipe top Reflow Soldering to LED platform, and cold junction add black heat-conduction epoxy resin and by fixture solid bottom to lamp housing.

8. the replaceable general-purpose platform of LED according to claim 7, is characterized in that also having

Be located at the flat plate heat tube of the radial structure in thermal source, it utilizes vapor stream that heat is dissipated to both sides from central authorities are horizontal,

And/or the heat pipe of parallel channels, carry heat cools to the other end after being vaporized by heating one end by it.

9., according to the replaceable general-purpose platform of LED of claim 7 or 8, it is characterized in that also having

Vertical heat pipe is strengthened at Z-axle plume or top, and it increases the area directly contacting super-high-power LED unit, and heat conduction is to lamp drain pan and or reflector.

10. the replaceable general-purpose platform of LED according to claim 7, is characterized in that also having: for strengthening the secondary optics element of the LED light source of power output, described reflector adds nano coating to be used as angle reflection device.

The replaceable general-purpose platform of 11. LED according to claim 7, is characterized in that, the shell of the replaceable general-purpose platform of this LED dispels the heat with many fins.

The replaceable general-purpose platform of 12. LED according to claim 7, is characterized in that, adds the LED of strip again together with super heat-conductive pipe at the shell of the replaceable general-purpose platform of this LED or inner casing.

The replaceable general-purpose platform of 13. LED according to claim 7, it is characterized in that, the replaceable general-purpose platform of this LED is used for holding halogen bulb or its bulb and connects lamp socket, and wherein LED is arranged perpendicular to super heat-conductive pipe, and lamp socket is then vertically or horizontally arranged relative to super heat-conductive pipe.

14. 1 kinds of light fixtures, is characterized in that have employed and according to claim 1ly have the replaceable general-purpose platform of LED of one dimension super heat-conductive pipe or the replaceable general-purpose platform of LED with two-dimentional super heat-conductive pipe according to claim 7.

15. 1 kinds of cold-cathode tubes, is characterized in that have employed and according to claim 1ly have the replaceable general-purpose platform of LED of one dimension super heat-conductive pipe or the replaceable general-purpose platform of LED with two-dimentional super heat-conductive pipe according to claim 7.

16. 1 kinds of sense lights, is characterized in that, have employed according to claim 1ly to have the replaceable general-purpose platform of LED of one dimension super heat-conductive pipe or the replaceable general-purpose platform of LED with two-dimentional super heat-conductive pipe according to claim 7.