CN201121860Y - A power LED strong light device - Google Patents

Abstract

A power LED high-light lighting device, a cavity surrounded by a heat-conducting shell, a light-transmitting plate and an end cover, a heat-conducting circuit board, a power LED, a reflective bowl, and a control circuit board are arranged in the cavity, and the feature is that the heat-conducting shell The outer wall is provided with a heat sink, and the inner wall is provided with at least one T-shaped slot with different angles. The middle part of the bottom of the slot has a small arc or platform-shaped protrusion into the slot, and the heat-conducting circuit board or control circuit board and the T-shaped slot Inserting, or the inner wall of the heat-conducting shell is also provided with at least one pair of opposite tooth grooves, the control circuit board is plugged in with it, and there is a slot at the two sides of the heat-conducting shell, and the light-transmitting plate is plugged in with it, and the reflective bowl is composed of two One-half conjoined reflective bowl buckles, or each power LED is reversely connected with a Zener diode, the device has good heat dissipation performance, high luminous efficiency, energy saving, long life, dustproof, waterproof, shockproof and Low-cost widely used in roads, venues, pavilions, courts, yards, vehicles, ships, aviation and indoor and outdoor lighting as well as underwater and explosion-proof lighting.

Description

A power LED strong light device

technical field

The utility model belongs to the field of semiconductor technology and lighting technology, in particular to a power LED strong light device.

Background technique

Adopt power LED lighting to be used by common people, its structure is usually on a lamp housing, a frame is set, and LED tube is housed on the frame, and light-transmitting window is covered on it. When solving the heat dissipation problem in the prior art, the support frame is made of heat-conducting materials to improve the service life, but in practice, it is felt that this heat dissipation method that relies solely on material properties cannot meet the heat dissipation needs of high-power LEDs and densely arranged , resulting in accelerated aging of high-power LEDs and a decrease in luminous efficiency. The sealing effect of existing high-power LED lighting products is poor. When used outdoors, water, fog, and dust are easy to invade, and product line failures occur from time to time.

Utility model content

Aiming at the deficiencies of the prior art, the utility model provides a power LED strong light device scheme with good heat dissipation performance, high luminous efficiency, energy saving, long life, dustproof, waterproof, shockproof and low cost.

The technical scheme that the utility model solves its technical problem adopts is:

Referring to Figures 1 to 17, the device cavity is surrounded by a heat-conducting shell, a light-transmitting plate and an end cover, and a heat-conducting circuit board, a power LED, a Zener diode, a reflective bowl, and a control circuit board are arranged in the cavity, and the outer wall of the heat-conducting shell There is a heat sink, the inner wall is provided with at least one T-shaped slot with different angles, and the heat-conducting circuit board or the control circuit board is plugged into it, or the inner wall of the heat-conducting shell is also provided with at least one pair of opposite tooth slots, and the control circuit board is plugged into it. Two openings of the heat-conducting shell are respectively provided with a slot, and the light-transmitting plate is plugged into it. in:

T-shaped slot, the section shape is T-shaped, the middle part of the bottom of the slot has a slight protrusion into the slot, and the section of the protrusion is arc-shaped or convex platform-shaped, and the bottom of the T-shaped slot and the heat-conducting circuit board are coated with Thermal Grease;

The slot has a side sealing groove on its side and a bottom sealing groove on its bottom;

The heat conducting shell is made of aluminum or copper or aluminum alloy or copper alloy or other alloys. Its surface is anodized or sprayed or plated or painted to prevent corrosion. There are also screw holes, outlet seals, or installation holes;

The installation hole, the inner wall of the installation hole is provided with at least one pair of symmetrical ribs;

Screw holes are arranged on the heat conduction housing, wherein openings are provided on the side walls of the screw holes toward the outer side of the housing, and the screw holes are scattered on the outer side of the sealing rubber ring.

The outlet sealing port is composed of a screw hole with a tapered mouth, a hollow screw with a concave tapered head and an apron. The screw hole with a tapered hole is on the heat-conducting shell. The material of the ring is rubber or plastic or plastic or resin. There is at least one wire inlet hole on the rubber ring. The lead wire is drawn out through the outlet sealing port. Good seal.

Thermally conductive circuit board, the board base is made of aluminum or copper or metal alloy or composite ceramics or FR4 material, the board base is insulated and pasted with a printed circuit, and at least one power LED is welded on the printed circuit, the optical axis of the power LED is connected to the thermally conductive circuit board The plane forms an included angle of 0 degrees or 90 degrees;

The power of the power LED is at least 1W or the brightness is at least 100 lumens. When the angle between the optical axis of the power LED and the plane of the heat-conducting circuit board is 0 degrees, use its bottom soldering foot to weld; the optical axis of the power LED and the plane of the heat-conducting circuit board are at 90 degrees. When the corner is used, use its side welding foot to weld;

Power LED is composed of L-shaped heat conduction plate, heat-resistant insulating bracket, lens, LED tube core, lead wire, bottom solder leg, side solder leg, L-shaped heat conduction plate, bottom solder leg, side solder leg, lens through temperature-resistant insulation The brackets are fixed together, and the fixing includes but is not limited to injection molding, bonding, welding and plugging; a pair of side welding feet are embedded on the side of the heat-resistant insulating bracket, and a pair of bottom welding feet are embedded on the bottom surface, and each pair of welding feet is diagonal distribution, the two pairs of soldering feet are correspondingly connected and connected to the tube core through the lead wire, the L-shaped heat conduction plate is made of copper or aluminum or their alloy materials, the inner side of the L-shaped heat conduction plate is bonded to the LED core, and the bonding surface including but not limited to spot welding, soldering, crimping and bonding;

The inner surface of the lens is composed of a convex lens surface and a lens reflective bowl surface. The convex lens surface is located at the bottom of the circular concave well in the central area. The lens reflective bowl surface is located around the circular concave well. The outer surface of the lens is a convex lens surface or a flat lens surface. . The lens material is quartz glass or artificial crystal or transparent silica gel or transparent heat-resistant resin or transparent heat-resistant plastic;

The outer surface of the lens is a power LED with a concave lens surface or a concave cone surface, which can be used for other annular astigmatism or annular radiation light applications;

Light-transmitting board is a transparent board made of colored or colorless glass or acrylic or polycarbonate or organic material. Its surface shape is either double-sided flat or single-sided flat, and its cross-sectional shape is flat or curved cylinder. Or folded cylindrical surface, the inner side of the single-sided flat plate is covered with a small condenser lens array, and the inner side of the light-transmitting plate is coated with an anti-reflection film;

The end caps are arranged up and down, each end cap is provided with an end cap slot, and the light-transmitting plate is plugged into it, the side of the end cap slot is provided with a side sealing groove, and the bottom surface of the end cap slot is provided with a bottom sealing groove; and The end cover surface crimped by the heat conduction shell is provided with an end cover sealing groove, and the two ends of the end cover sealing groove are connected with the two ends of the end cover side sealing groove; the edge of the end cover is provided with a row of pinholes, or in the pinholes Inserted with metal pins;

Bottom sealing rubber ring, the two ends of the bottom sealing groove are connected with the bottom sealing groove to form a closed-loop bottom sealing groove, and the bottom sealing rubber ring is embedded in the closed-loop bottom sealing groove;

End cover sealing rubber ring, the two ends of the sealing groove are connected with the two ends of the side sealing groove to form a closed-loop sealing groove, and the end cover sealing rubber ring is embedded in the closed-loop sealing groove;

Sealing strip, the side sealing groove of the slot is embedded with a sealing strip, and the two ends of the sealing strip are pressed against the sealing rubber ring;

The reflective bowl is composed of two one-half conjoined reflective bowl buckles. After the composition, each bowl surface has a cross-sectional shape of a parabola or a parabola surrounded by broken lines. The number of paraboloids of the reflective bowl is the same as The number of heat-conducting circuit boards matches, the optical axis of the reflective bowl coincides with the optical axis of the power LED, and its material is plastic, resin, or metal. The inner wall of the reflective bowl is coated with a reflective layer. Slits. The grating sheet is plugged with it;

Lenticular film, its material is metal or non-metallic strip, its surface is specular reflection or matte;

The control circuit board is composed of printed circuit boards and electronic devices made of aluminum base or FR4 or other materials. The output current is a constant DC current, and the current size is set according to the parameters of the power LED;

The circuit is composed of power leads, terminals, control circuit board, and at least one set of power LEDs; the power leads are connected to the terminals, the terminals are connected to the control circuit board, and the power LEDs are connected to the control circuit board after being connected in series or in parallel or in combination. , each power LED or a Zener diode connected in reverse parallel with it, the voltage stabilization value and power of the Zener diode are greater than the forward voltage and power of the power LED, or several power LEDs are connected in series or in parallel to form a power LED group, and the power The LED group is connected in reverse parallel with a Zener diode, and the voltage stabilizer value and power of the Zener diode are greater than the forward voltage and power of the Power LED group.

The utility model has the beneficial effects of good heat dissipation performance, high luminous efficiency, energy saving, long life, dustproof, waterproof, shockproof, anti-bird standing and low cost, realizes flexible irradiation area, and is widely applicable to roads, venues, halls, courts, Hospitals, cars, boats, aircraft and indoor and outdoor lighting as well as underwater and explosion-proof lighting.

Description of drawings

Fig. 1 is a schematic diagram of the main view structure of the utility model;

Fig. 2 is a schematic cross-sectional structure diagram of C-C in Fig. 1;

Fig. 3 is B-B side view sectional structure schematic diagram in Fig. 1;

Fig. 4 is a schematic structural view of the reflective bowl in Fig. 1;

Fig. 5 is a schematic diagram of the external structure of the power LED in Fig. 1;

Fig. 6 is a schematic diagram of the structure of the sealant strip at part H in Fig. 2;

Fig. 7 is a structural schematic diagram of the heat conduction housing of the present invention;

Fig. 8 is a schematic diagram of the slot structure at point C in Fig. 7;

Fig. 9 is a schematic diagram of the structure of the T-shaped slot at the bottom of the arc-shaped slot at point E in Fig. 7;

Fig. 10 is a schematic diagram of the structure of the T-shaped slot at the bottom of the platform-shaped groove at point E in Fig. 7;

Fig. 11 is a schematic diagram of the outer structure of the end cover of the present invention;

Fig. 12 is a schematic diagram of the inner structure of the end cap of the present invention;

Fig. 13 is a schematic diagram of a partial cross-sectional structure at point G in Fig. 12;

Fig. 14 is a structural schematic diagram of the power LED of the utility model and three implementation modes;

Fig. 15 is a side view structural schematic diagram of Fig. 14;

Fig. 16 is a schematic diagram of the A-A sectional structure of Fig. 14;

Fig. 17 is a schematic structural diagram of the circuit principle of the utility model and three implementation modes;

Fig. 18 is a schematic structural diagram of an example of a street lamp of the present invention;

Fig. 19 is a schematic diagram of the B-B side sectional structure of Fig. 18;

Fig. 20 is a schematic structural diagram of an example of a spotlight of the present invention;

Fig. 21 is the C-C side sectional view of Fig. 20;

Fig. 22 is a top sectional view of A-A of Fig. 20;

Fig. 23 is a schematic structural diagram of an example of a single-side light-emitting bulb (lamp tube) of the present invention;

Fig. 24 is a schematic diagram of the top sectional structure of A-A in Fig. 23;

Fig. 25 is a side view sectional structural schematic diagram of the heat conduction housing of Fig. 23;

Fig. 26 is a partially enlarged schematic diagram of the structure at B in Fig. 24;

Fig. 27 is a partially enlarged schematic diagram of the structure at D in Fig. 25;

Fig. 28 is an enlarged schematic view of the structure of the outlet sealing port in Fig. 3 and Fig. 19;

Fig. 29 is a partially enlarged schematic diagram at B in Fig. 22;

In the figure: 1 heat conduction shell, 2 heat conduction circuit board, 3 power LED, 4 light-transmitting plate, 5 reflective bowl, 6 end cover, 7 bottom groove sealing ring, 8 cover plate sealing ring, 9 control circuit board, 10 heat sink , 11 thermal conductive silicone grease, 12 end cover screws, 13 terminal blocks, 14 mounting screws, 15 metal pins, 16T-shaped slots, 17 outlet seals, 18 anti-rotation ribs, 19 screw holes, 20 bottom solder feet, 21 plugs Groove, 22 square tooth groove, 23 posts joint surface, 24L type heat conduction plate, 25 heat-resistant insulating bracket, 26 lens, 27 end cover sealing groove, 28 LED tube core, 29 lead wire, 30 side welding pin, 31 power supply lead wire, 32 grating piece, 33 mounting hole, 34 support rod, 35 end cover bottom sealing groove, 36 end cover side sealing groove, 37 heat conduction shell bottom sealing groove, 38 heat conduction shell side sealing groove, 39 end cover slot, 40 sealing strip , 41 zener diodes, 42 taper holes, 43 hollow screws with concave taper heads, 44 rubber rings.

Detailed ways

Example 1: Power LED street light device

See Figure 2, Figure 4 to Figure 19, Figure 28

The cavity of the power LED street lamp device is surrounded by a heat-conducting shell 1, a light-transmitting plate 4 and an end cover 6. The cavity is equipped with a heat-conducting circuit board 2, a power LED3 voltage regulator diode 41, a reflective bowl 5 and a control circuit board 9. The outer wall of the housing 1 is provided with cooling fins 10, and there are 7 T-shaped slots 16 in the wall. The inner wall of the heat-conducting housing 1 is provided with 4 opposite tooth grooves 22 on both sides, and the control circuit board is plugged in there. The left and right sides of the heat-conducting housing 1 A slot 21 is respectively provided at each mouth edge, and the light-transmitting plate 4 is plugged therewith. in:

T-shaped slot 16, the middle part of the bottom of the slot has a slight protrusion into the slot, and the section of the protrusion is a convex platform shape, and the heat-conducting circuit board 2 is plugged into it, and the bottom of the T-shaped slot and the heat-conducting circuit board are coated with heat-conducting silicon fat;

The slot 21 has a side sealing groove 38 on its side and a bottom sealing groove 37 on the bottom, and the light-transmitting plate 4 is plugged therein;

The heat conducting shell 1 is made of aluminum profile. There are also screw holes 19, mounting holes 33, and outlet sealing ports 17;

Screw holes 19, the heat conduction housing 1 is provided with 8 screw holes 19, the side wall of the screw holes towards the outside of the housing is provided with an opening, and the screw holes are located outside the sealing rubber ring 8;

Mounting hole 33, the hole wall is provided with two M8 mounting screw holes, each hole is provided with an M8 mounting screw, the inner wall of the mounting hole is provided with 2 pairs of ribs 18, and the 2 pairs of ribs and the mounting screws are isosceles in the hole Triangular distribution;

Outlet sealing port 17 is made up of screw hole 42 of conical opening, concave conical head hollow screw 43 and rubber pad 44, the screw hole of conical opening is on the heat conducting shell, concave conical head hollow screw 43 is aluminum, The rubber pad 44 is single-hole plastic, and the lead wire 29 is drawn out through the outlet sealing port, and the radial pressure of the rubber pad 44 by the concave taper head hollow screw 43 is used to seal the outlet well.

Square tooth grooves 22, each of the two sides of the heat conduction shell 1 is provided with 5 opposite tooth grooves, and its section shape is a square tooth shape, and the control circuit board is plugged into one of the opposite tooth grooves;

Heat conduction circuit board 2, the board base material is aluminum, a total of 7 heat conduction circuit boards, the side soldering feet of the power LED3 are welded to it, so that the optical axis and the plane of the heat conduction circuit board form a 90-degree angle, and each heat conduction circuit board is welded The power LED3 is divided into two groups, each group has 3; each power LED3 is also welded with Zener diode 41 in reverse parallel.

The power LED3 is composed of L-shaped heat conducting plate 24, heat-resistant insulating support 25, lens 26, LED tube core 28, lead wire 29, bottom soldering pin 20, and side soldering pin 30. The tube core is 28-point welded; the temperature-resistant insulating bracket 25 is injection molded and fixed together with the L-shaped heat conducting plate 24, the bottom soldering leg 20, the side soldering leg 30, and the lens 26; the material of the lens 26 is optical glass; the inner surface of the lens 26 is It consists of a convex lens surface and a lens reflective bowl surface. The convex lens surface is located at the bottom of the circular concave well in the central area. The lens reflective bowl surface is located around the circular concave well. The outside of the lens 26 is a convex lens surface; White epoxy resin material, its outer surface is embedded with a pair of side welding feet 30, the bottom surface is embedded with a pair of bottom welding feet 20, the welding feet on each surface are distributed diagonally, and the two pairs of welding feet are connected correspondingly and through the lead wire 29 and Die 28 connection;

The light-transmitting plate 4 is made of transparent polycarbonate, and its shape is a double-plane plate bent into an arc, which is inserted into the slot 21 of the heat-conducting shell 1 and the slot 39 of the end cover;

The end caps 6 are arranged up and down, each end cap is provided with an end cap slot 39, and the end cap slot 39 is plugged with the light-transmitting plate 4, and the side of the end cap slot is provided with a side sealing groove 36, and the end cap slot The bottom surface of the bottom surface is provided with a bottom sealing groove 35; the end cover surface crimped with the heat conduction shell 1 is provided with an end cover sealing groove 27, and the two ends of the end cover sealing groove 27 are connected with the end cover side sealing groove 36; the edge of the end cover There is a row of pinholes, and metal needles 15 are inserted into the pinholes;

The bottom sealing rubber ring 7, the two ends of the bottom sealing groove 35 are connected with the bottom sealing groove 37 to form a closed-loop bottom sealing groove, and the bottom sealing rubber ring 7 is embedded in the closed-loop bottom sealing groove;

The end cover seal rubber ring 8, the two ends of the seal groove 27 are connected with the two ends of the side seal groove 36 to form a closed-loop seal groove, and the end cover seal rubber ring 8 is embedded in the closed-loop seal groove;

The side groove 38 of the slot 21 is embedded with a sealing rubber strip 40, and the two ends of the sealing rubber strip 40 push against the sealing rubber ring 8;

The reflective bowl 5 shares two sets of reflective bowls, and each group is composed of two one-half conjoined reflective bowl buckles. After forming each bowl surface, its section shape is parabolic, and the number of reflective bowl 5 paraboloids is 7 pieces match the heat conduction circuit version 2, the optical axis of the reflective bowl coincides with the optical axis of the power LED; the material is ABS injection molding, and the inner wall of the reflective bowl is plated with chrome reflective layer; the mouth of the reflective bowl is provided with a grating slit , the grating sheet 32 is inserted into it;

The grating sheet 32 is a plastic sheet of double-sided chrome-plated reflective layer, and the total number of grating sheets is 32;

The control circuit board 9 is a module made of FR4 printed circuit board and electronic devices, its input rated voltage is 220-240 volts alternating current, and the output current is a constant direct current of 350 mA. The control circuit board 9 is plugged into a pair of opposite tooth slots 22;

The circuit structure is composed of power leads 31, connection terminals 13, control circuit board 9, power LED 3, and Zener diode 41; The 42 power LEDs on the circuit board are connected in series, and connected to the control circuit board 9 after being connected in series. Each power LED3 is connected in reverse parallel with a Zener diode 41. The specification of the Zener diode 41 is 3.6V, 2W, and the model is SM2Z3V6;

The power LED3 is packaged with CREE Q4 chips. The optical glass lens with the convex lens surface and the lens reflective bowl is ingeniously combined to maximize the luminous efficiency of the power LED. The rated current is 350 mA, the luminous flux reaches 120 lumens, and the power is For this tile, the color temperature is 5000-10000K.

The power LED street light device has a rated input power of 50 watts, a rated luminous flux of 5040 lumens, a luminous efficiency of 100.8 lumens/watt, a lifespan of 80,000 hours, and a lamp body weight of 3.5 kg.

The performance comparison table between the power LED street lamp device and other LED street lamps and double T5 energy-saving lamp street lamps is as follows:

Comparison with different advanced models of street lamps LED Street Light NEOJ2019   Double T5 Energy Saving Street Light GS214ME4P Implementation mode 1 of power LED street lamp device Total input power (W) 60 36 50 Luminous flux (LM) 1654 2700 5040 Luminous efficiency (LM/W) 27.6 75.0 100.8 Light distribution curve form round Butterfly Wide butterfly shape (fan shape) lifespan (hours) 50000 15,000 80000 Weight (Kg) 8.8 4.5 3.5

Compared with the 36-watt 2700-lumen BET double-T5 energy-saving street lamp (~IERLITE GS214ME4P/X1), which is known as the world’s ace with the highest luminous efficiency, its lifespan is 540% longer, its luminous efficiency is 134.4%, and its weight is 540% longer. 78% of that, can achieve the light distribution effect of the long strip irradiation area that cannot be achieved by double T5 energy-saving street lamps. Compared with the silver x brand NEOJ2019 LED street lamp, its lifespan is 160% longer, its luminous efficiency is 365.2%, and its weight is 39.8%.

The beneficial effect of the power LED street light device is that it has a strip-shaped irradiation area, high luminous efficiency, energy saving, long life, dustproof, waterproof, light weight, earthquake resistance, bird standing and low cost, and is suitable for roads, docks, fields, etc. , Museum, car, boat, aviation lighting, also suitable for underwater and explosion-proof lighting.

Example 2: Power LED spotlight device

See Figure 15, Figure 17, Figure 20 to Figure 22, Figure 29

The cavity of the device is surrounded by the heat-conducting shell 1, the light-transmitting plate 4 and the end cover 6. Two heat-conducting circuit boards 2, 14 power LEDs 3, 14 voltage-stabilizing diodes 41, and a control circuit board 9 are arranged in the cavity. The outer side of the heat conduction shell is a heat sink, and the inner cross section of the heat conduction shell 1 is an inverted U-shaped parabola. There are two vertical T-shaped slots at the focal point of the parabola, and each T-shaped slot is inserted into a heat-conducting circuit board 2. Each heat-conducting circuit board is welded with 7 power LED3s, and the power LED3 bottom welding pin 20 is used to weld it, so that the optical axis and the plane of the heat-conducting circuit board form an angle of 0 degrees, and the optical axis of the power LED is welded to the heat-conducting circuit board 3 according to the fan surface distribution. superior. Each power LED is also welded with a Zener diode 41 in antiparallel connection. The control circuit board 9 is a bar-shaped constant-current module with the same width as the heat-conducting circuit board, and the end part of the T-shaped slot is inserted into it.

In this embodiment, the input rated voltage is 220-240 volts AC, and the constant current of the power LED3 is 350 mA. The total power is 18 watts, the luminous flux is 1680 lumens, and the luminous efficiency reaches 93.3 lumens/watt. Other sealing structures and assembly structures are similar to the first embodiment.

The beneficial effect of the power LED spotlight device is to realize the quasi-rectangular irradiation area, high luminous efficiency, energy saving, long life, dustproof, waterproof, light weight, shock resistance and low cost, and is used for outdoor, garden and indoor lighting as well as underwater and outdoor lighting. Explosion-proof lighting.

Example 3: Power LED side-emitting bulb (lamp tube)

See Figure 15, Figure 17, Figure 23 to Figure 27

The power LED side-emitting light bulb (lamp tube) is surrounded by a heat-conducting shell 1, a light-transmitting plate 4 and an end cover 6 to form a cavity of the device, and a heat-conducting circuit board 2, 6 power LEDs 3, and 6 stabilizers are arranged in the cavity. Diode 41, and a piece of control circuit board 9 and E27 lamp holder, heat conduction shell 1 only has a T-shaped slot 16, a heat conduction circuit board 2 is inserted into the T-shaped slot 16 in the middle part, and control circuit board 9 is plugged with it. The T-shaped slot of the head part is plugged in, the output current of the control circuit board 9 is a constant DC of 350 milliamperes, and 6 power LEDs 3 are welded on the heat conduction circuit board, and the side welding legs 30 of the power LED are used for welding, so that the optical axis and the heat conduction The plane of the circuit board forms a 90-degree angle.

In this embodiment, the input rated voltage is 220-240 VAC, the total power is 7 watts, the luminous flux is 720 lumens, and the luminous efficiency is 102 lumens/watt. E27 screw lamp base structure, two lamp cap screws are used to adjust the light emitting angle of the lamp body after the lamp cap is screwed into the lamp holder.

Increase the length of the lamp body and the number of power LEDs 3, and use the same 350 mA constant DC control circuit board 9 to realize the functions and effects of the fluorescent tube without lamp holders and ballasts.

The beneficial effect of the power LED side-emitting light bulb (lamp tube) is to realize single-side irradiation area, high luminous efficiency, energy saving, long life, dustproof, moisture-proof, shock-proof and low cost, and is used for indoor light-emitting lighting.

Claims (16)

1. A power LED high-light device, a cavity is surrounded by a heat-conducting shell (1), a light-transmitting plate (4) and an end cover (6), and a heat-conducting circuit board (2) and a power LED (3 ), a reflective bowl (5) and a control circuit board (9), which are characterized in that the outer wall of the heat conduction housing (1) is provided with heat sinks (10), and the inner wall is provided with at least one T-shaped slot (16) with different angles, The heat conduction circuit board (2) or the control circuit board (9) is plugged with it, and the two edges of the heat conduction housing (1) are respectively provided with a slot (21), and the light-transmitting plate (4) is plugged with it. 2. A power LED high-light device according to claim 1, characterized in that the T-shaped slot (16) has a T-shaped cross-section, and the middle part of the bottom of the slot has a slight protrusion into the slot , the convex section is arc or convex platform. 3. A power LED high light device according to claim 1, characterized in that said slot (21) has a side sealing groove (38) on its side and a bottom sealing groove (37) on its bottom. . 4. A power LED high-light device according to claim 1, characterized in that said heat-conducting housing (1) is provided with mounting holes (33), and its inner wall is provided with at least two ribs (18) , The side wall of the mounting hole (33) is provided with an outlet sealing port (17) leading to the cavity. 5. A power LED high-light device according to claim 1, characterized in that the inner wall of the heat-conducting housing (1) is provided with at least one pair of opposite tooth grooves (22), and the control circuit board (9) and the Inserting, the heat conduction housing (1) is made of aluminum or copper or aluminum alloy or copper alloy, and its surface is treated with anti-rust treatment such as anodic oxidation or plastic spraying or plating or spray paint. 6. A power LED high-light device according to claim 1, characterized in that the heat-conducting circuit board (2) has a board base made of aluminum or copper or metal alloy or composite ceramic or FR4 material, and the board base The insulation is pasted with a printed circuit. 7. A power LED strong light device according to claim 1, characterized in that said heat-conducting circuit board (2) has at least one power LED (3) welded on its printed circuit, and the power LED (3) The optical axis forms an included angle of 0 degrees or 90 degrees with the plane of the heat-conducting circuit board. 8. A power LED high light device according to claim 1, characterized in that said power LED (3) has a power of not less than 1W and a brightness of not less than 100 lumens, and a pair of bottom welding feet (20 ), a pair of side welding legs (30) are provided on its side. 9. A power LED high light device according to claim 1, characterized in that said light-transmitting plate (4) is a transparent plate made of colored or colorless glass or acrylic or polycarbonate or organic material, Its surface shape is double-sided planar or single-sided planar, and its cross-section is flat or curved or folded. 10. A power LED strong light device according to claim 1, characterized in that said end cover (6) is provided with an end cover slot (39), and the side of the end cover slot (39) is provided with Side sealing groove (36), the bottom surface of the end cover slot is provided with a bottom sealing groove (35), the end cover (6) is also provided with an end cover sealing groove (27), and the edge of the end cover (6) is provided with a row of pinholes , or a metal needle (15) is inserted in the pinhole. 11. A power LED strong light device according to claim 1, characterized in that said reflective bowl (5) is composed of two half-jointed reflective bowls with buckles, and each bowl after composition The cross section is parabolic or parabolic surrounded by broken lines, and its material is plastic, resin, metal, the inner wall of the reflective bowl may be coated with a reflective layer, and the mouth of the reflective bowl may be provided with grid slots. 12. A power LED strong light device according to claim 1, characterized in that said power LEDs (3) are connected to the control circuit board (9) after being connected in series, in parallel or in combination, and each power LED (3) Zener diode (41) is connected in reverse parallel with it, and the voltage stabilizer value and power of Zener diode (41) are greater than the forward voltage and power of power LED (3), or several power LEDs (3) are connected in series Or connect in parallel to form a power LED group, and a Zener diode (41) is connected in reverse parallel with the power LED group, and the voltage stabilization value and power of the Zener diode (41) are greater than the forward voltage and power of the power LED group. 13. A power LED strong light device according to claim 1, characterized in that said power LED (3) is composed of an L-shaped heat conducting plate (24), a temperature-resistant insulating bracket (25), a lens (26) ), LED tube core (28), lead wire (29), bottom welding feet (20), side welding feet (30), a pair of side welding feet (30) are embedded on the side of the heat-resistant insulating support (25), and a pair of side welding feet (30) are embedded on the bottom surface There is a pair of bottom welding feet (20), each pair of welding feet is distributed diagonally, and the two pairs of welding feet are correspondingly conducted, and are connected to the LED tube core (28) through a lead wire (29). 14. A power LED strong light device according to claim 13, characterized in that the inner surface of said lens (26) is composed of a convex lens surface and a lens reflective bowl surface, and the convex lens surface is located in the central area of the circular concave The bottom surface of well, the lens reflective bowl surface is positioned at around the garden shape concave well, and the outer surface of lens (26) is convex lens surface or flat lens surface or concave lens surface or concave conical surface, and the material of its lens (26) is: glass or artificial Crystal or transparent silicone or transparent heat-resistant resin or transparent heat-resistant plastic. 15. A power LED high light device according to claim 13, characterized in that the inner side of the facade of the L-shaped heat conducting plate (24) is attached to the LED die (28), and the attached surface (23) Including but not limited to spot welding, brazing, crimping and bonding, L-shaped heat conducting plate (24), bottom welding feet (20), side welding feet (30), temperature-resistant insulating bracket (25) for lens (26) ) are fixed together, and the fixed connection includes but is not limited to injection molding, bonding, welding and plugging, and the L-shaped heat conducting plate (24) is made of copper or aluminum or a copper alloy or an aluminum alloy material. 16. A power LED high-light device according to claim 4, characterized in that the outlet sealing port (17) consists of a screw hole (42) with a tapered mouth, a hollow screw with a concave tapered head (43) Consists of rubber pad (44), the screw hole (42) of the tapered mouth is on the heat conduction shell (1), the hollow screw with concave conical head (43) is aluminum or copper or plastics or resin, the rubber pad (44) The material is rubber or plastic or plastic or silicone, and there is at least one wire inlet hole on it.

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