CN202032410U - High-power LED (light-emitting diode) bulkhead lamp - Google Patents
High-power LED (light-emitting diode) bulkhead lamp Download PDFInfo
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- CN202032410U CN202032410U CN2011201126437U CN201120112643U CN202032410U CN 202032410 U CN202032410 U CN 202032410U CN 2011201126437 U CN2011201126437 U CN 2011201126437U CN 201120112643 U CN201120112643 U CN 201120112643U CN 202032410 U CN202032410 U CN 202032410U
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- power supply
- radiator
- power
- supply box
- led
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Abstract
A high-power LED (light-emitting diode) bulkhead lamp comprises a heat sink, a power supply component connected with the upper end surface of the heat sink, an LED module connected with the lower end surface of the heat sink and a protective structural part of the LED module, wherein a plurality of heat dissipating fins are arranged around a heat sink solid body, the heat sink solid body comprises 4 frameworks, a wiring hole is arranged on the heat sink, and the lower end surface of the heat sink is provided with a step; the power supply component comprises a power adapter and a power box of the power adapter, the power box is composed of a power box upper cover and a lower power box which are connected mutually, and a convex cylinder body with a threaded hole is arranged on the power box upper cover; the LED module is fixed on the step of a silicone ring, and the silicone ring is pressed by an annular iron sheet and is fixed on the lower end surface of the heat sink; and a small reflector, the annular iron sheet, the protective cover, the silicone ring and a large reflector are connected in sequence to compose the protective structural part; and the anode and cathode connecting wires of an LED pass through the wiring holes on the silicone ring, the heat sink and the power box to be connected with the power output end in the power box. The high-power LED bulkhead lamp has high lighting efficiency, good heat dissipation effect, small light attenuation and compact protection structure.
Description
Technical field
The utility model relates to the illumination bulkhead lamp capable of employing LED as light source, specifically a kind of gaffer's mine lamp that adopts the integrated high power LED module as illuminator.
Background technology
Traditional bulkhead lamp capable, its light source generally all adopt the bigger incandescent lamp of power, halogen tungsten lamp, high-intensity gas discharge lamp or fluorescent lamp, in recent years because the rise of LED, have occurred using many great power LEDs to be arranged on the printed circuit board (PCB) light fixture as illuminator.Be example with the LED bulkhead lamp capable that generally uses on the present market, its basic structure all is that the LED particle lamp with plug-in unit is welded on the printed circuit board (PCB), is directly installed on the reflection shield the inside again as light source luminescent.We know that the necessary condition of LED work is to solve heat dissipation problem, guarantees that the operating temperature of led chip is suitable, could guarantee good light decay and life-span.The heat radiation of this in the market LED bulkhead lamp capable mainly is to come heat loss through conduction by printed substrate, because printed circuit board (PCB) is directly to be contained in the reflection shield the inside, so the area that contacts with air is very little, can't carry out sufficient heat exchange with air, when the power of light fixture reaches tens watts or hundreds of watts, the heat of LED distributes obstructed greatly, causes dead lamp or serious light decay easily, does not guarantee the working life of LED.
Summary of the invention
The technical problems to be solved in the utility model provides a kind of with the gaffer mine lamp of great power LED module as illuminator, the light fixture that this gaffer's mine lamp is a kind of luminous efficiency height, good heat dissipation effect, light decay is little, safeguard structure is compact.
The technical scheme that its technical problem that solves the utility model adopts is, a kind of great power LED bulkhead lamp capable, comprise radiator, the power supply module that is connected with this radiator upper surface, with LED module and safeguard structure spare thereof that this radiator lower surface is connected, it is characterized in that
A). some fin are arranged around this radiator solid, and comprising 4 skeletons that are symmetrically distributed, radiator is provided with the cable-through hole parallel with its axis, and there is a step lower surface of radiator;
B). this power supply module comprises power supply adaptor and power supply box thereof, power supply box is connected and composed by the power supply box upper and lower cover, pressing the water-proof silica-gel circle to form the seal chamber that power supply is housed between power supply box lower cover and the power supply box loam cake with screw lock, be stamped an outstanding cylinder that is threaded the hole on the power supply box, the power supply box lower cover is fixed in the upper surface of radiator;
C) the .LED module is fixed on the step of silica gel circle, and annular iron plate is pushed down the silica gel circle and is fixed on the radiator lower surface;
D). four breach of four notch alignment annular iron plates of little reflection shield cover on iron plate, and protective cover covers above-mentioned parts and pushes down the silica gel circle, and big reflection shield is fixed on the lower surface of radiator and is positioned at around the above-mentioned parts;
E) positive pole of .LED and negative lead pass the cable-through hole on silica gel circle, radiator, the power supply box, are connected to the power output end in the power supply box.
Described great power LED bulkhead lamp capable is characterized in that, the cable-through hole parallel with its axis that radiator is provided with has two, forms a cable-through hole that does not close up by angle between the skeleton fin adjacent thereto respectively.
The utility model is owing to be equipped with cable-through hole on silica gel circle, radiator, power supply box, positive pole and the negative lead of LED do not expose, and power supply box is mounted for seal chamber, and people can't see connecting line, shows that the utility model is well-designed, compact conformation.Be provided with some fin that 360 degree distribute around the radiator solid, area of dissipation is big, good heat dissipation effect.Great power LED module light decay is little, and is ingenious by the safeguard structure design that little reflection shield, annular iron plate, protective cover, big reflection shield constitute.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
Fig. 1 is an assembly relation structural representation of the present utility model.
Fig. 2 is the side-looking structural representation of radiator shown in Fig. 1.
Fig. 3 is the left view of Fig. 2.
1. screws among the figure; 2. link up with; 3. water-proof silica-gel circle; 4. power supply box loam cake; 5. screw; 6. power supply adaptor; 7. water-proof silica-gel circle; 8. screw; 9. power supply box lower cover; 10. screw; 11. radiator; 12. great power LED module; 13. screw; 14. water-proof silica-gel circle; 15. annular iron plate; 16. screw; 17. little reflection shield; 18. protective cover; 19. screw; 20. big reflection shield; 21. screw.
The specific embodiment
The utility model is made up of four parts:
1, radiator
As Fig. 1, Fig. 2, shown in Figure 3, the center of radiator 11 is solids 111 of a circle, some fin 113 are arranged around the solid 111, comprising 4 skeletons 112 that are symmetrically distributed, have that the angle is provided with a cable-through hole that does not close up 114 between two skeletons, 112 fin 113 adjacent thereto, this cable-through hole 114 leads to the other end from an end of radiator, the utility model is provided with two cable-through holes that do not close up 114 that are symmetrical in solid 111 axis, is used for the electrical cable that is welded on LED positive pole or negative pole is installed in the cable-through hole 114.The cross section of 4 skeletons 112 is bigger, is rendered as trapezoidally, and cross section is provided with installing hole, is used for installing parts such as little reflection shield, protective cover, big reflection shield.Radiator 11 adopts aluminum metal one-body molded.As shown in Figure 1, the upper surface of radiator 11 is connected with power supply module, and its lower surface is used for fixing great power LED module and safeguard structure spare thereof.As shown in Figure 2, there is a step 115 lower surface of radiator 11, and this step 115 is exactly the ledge of radiator 11 solids 111.
2, power supply module
As shown in Figure 1, power supply module comprises power supply adaptor and power supply box thereof.Power supply box is connected and composed by the power supply box upper and lower cover.The hexagon cap that is shaped as a circular cap edge of power supply box loam cake 4.Loam cake top core has an outstanding cylinder 41, and there is internal thread hole at the cylinder center.The external screw thread of linking up with 2 lower ends is connected with the internal thread of loam cake nose-circle cylinder 41.Power supply box lower cover 9 is the drain pan of a circle, and four installation pillars are arranged above the drain pan, and the core of drain pan is dented, and dented part has four screw holes, and effect is the upper surface that power supply box lower cover 9 is fixed on radiator 11.There are four screw holes the surrounding of power supply box lower cover 9 along part, by screw the power supply box upper and lower covers is connected as one.Power supply adaptor 6 is fixed on four erection columns of power supply box lower cover 9 inside by four screws 5.4 screws 10 with power supply box lower cover 9 and 4 lockings of power supply box loam cake, are being pressed water-proof silica-gel circle 7 after passing from four screw holes of power supply adaptor 6 drain pans between the upper and lower cover, form the seal chamber that power supply is housed.The input of power supply adaptor 6 (be power line, do not have among the figure to show) passes from the center wire hole of power supply box loam cake 4.Be with the power line of water-proof silica-gel circle 3, fill in in the cylinder centre bore of power supply box loam cake 4, so that the input of power supply adaptor 6 is connected with the 220V power supply.Power supply adaptor 6 comprises circuit board and is installed in electronic devices and components on this circuit board (not showing among the figure), is used for 220V voltage is changed into 36V.
3, safeguard structure spare:
As shown in Figure 1, safeguard structure spare comprises water-proof silica-gel circle 14, annular iron plate 15, little reflection shield 17, protective cover 18, big reflection shield 20 etc., and they are installed on being fixed on the lower surface of radiator 11 of LED module 12 on every side.
Water-proof silica-gel circle 14 is an annular, and its annulus partly has eight screw holes and two through wires holes (not showing among the figure), and the size of its circular hole and position are corresponding to the circular hole on radiator 11 lower surfaces.
Circular hole is identical with the diameter of the circular hole of radiator solid section in the middle of the annular iron plate 15, at annulus four screw holes is arranged partly, and four square breach are arranged on annulus in addition, and these four breach lack the part of falling and have been actually bending, perpendicular to the annular iron plate.
The aluminium punching parts that little reflection shield 17 is peviforms has a tetragonal hole in the middle of the sectional view somewhat similar " M ", and the size of this square hole is big or small consistent with light source (LED module 12).In the bottom of this reflection shield four breach are arranged also.These four breach are little by little bigger than the breach of annular iron plate 15.
4, LED module
LED module 12 has high-power LED encapsulation structure, comprise insulator, led chip, conducting bracket, lead, radiating block, it is annular matrix that described insulative body portion divides the positive and negative conducting bracket of parcel one-body molded, this matrix is installed on the radiating block front, some led chips that the top layer is coated with thermal grease be positioned at the matrix looping pit bonding by high heat conduction silver slurry, be solidificated in the radiating block front, the positive and negative electrode of some led chips is connected with positive and negative conducting bracket by lead.This LED module is applicant's the patent of having authorized.
The assembly relation of above-mentioned parts is
As shown in Figure 1, be the center with radiator 11, the upper surface of radiator 11 is fixed on the power supply box, and its lower surface is used for fixing LED module 12 and safeguard structure spare thereof.Silica gel circle 14 is placed on the lower surface of radiator 11, its center borehole jack is lived the solid 111 of radiator 11, four screws of LED module 12 usefulness are fixed on the step of silica gel circle 14, annular iron plate 15 is pushed down silica gel circle 14, and pass four holes of iron plate and four holes on the silica gel circle with four screws, be fixed on radiator 11 lower surfaces.The back side of the radiating block of LED module 12 closely contacts the lower surface of radiator 11, guarantees the heat transferred radiator 11 of LED, reaches the purpose of good heat radiating.With four breach of four notch alignment iron plates of little reflection shield 17, cover on iron plate then, protective cover 18 covers above-mentioned parts, and push down the silica gel circle with the brim of a hat, four holes of silica gel circle are aimed in four holes on the brim of a hat, are screwed, like this, be connected to form the light-source chamber of a sealing.Big four screws of reflection shield 20 usefulness are fixed on the lower surface of radiator 11 and are positioned at around the above-mentioned parts.
The connection of power line
The positive pole of LED and negative pole have welded two electrical cables, and these two electrical cables pass the cable-through hole on the silica gel circle, pass the cable-through hole on the radiator, pass the cable-through hole of power supply box, are connected to the output of power supply adaptor 6 in the power supply box.
Claims (2)
1. great power LED bulkhead lamp capable, comprise radiator, the power supply module that is connected with this radiator upper surface, with LED module and safeguard structure spare thereof that this radiator lower surface is connected, it is characterized in that,
A). this radiator (11) solid (111) has some fin (13) on every side, comprising 4 skeletons (112) that are symmetrically distributed, radiator (11) is provided with the cable-through hole parallel with its axis (114), and there is a step (115) lower surface of radiator (11);
B). this power supply module comprises power supply adaptor (6) and power supply box thereof, power supply box is connected and composed by the power supply box upper and lower cover, pressing water-proof silica-gel circle (7) to form the seal chamber that power supply is housed between power supply box lower cover (9) and the power supply box loam cake (4) with screw lock, power supply box loam cake (4) has an outstanding cylinder that is threaded the hole (41), and power supply box lower cover (9) is fixed in the upper surface of radiator (11);
C) .LED module (12) is fixed on the step of silica gel circle (14), and annular iron plate (15) is pushed down silica gel circle (14) and is fixed on radiator (11) lower surface;
D). four breach of four notch alignment annular iron plates (15) of little reflection shield (17) cover on iron plate, protective cover (18) covers above-mentioned parts and pushes down silica gel circle (14), and big reflection shield (20) is fixed on the lower surface of radiator (11) and is positioned at around the above-mentioned parts;
E) positive pole of .LED and negative lead pass the cable-through hole on silica gel circle, radiator, the power supply box, are connected to the power output end in the power supply box.
2. according to the described great power LED bulkhead lamp capable of claim 1, it is characterized in that, the cable-through hole parallel with its axis (114) that radiator (11) is provided with has two, forms a cable-through hole that does not close up (114) by angle between skeleton (112) fin adjacent thereto (113) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201126437U CN202032410U (en) | 2011-04-15 | 2011-04-15 | High-power LED (light-emitting diode) bulkhead lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201126437U CN202032410U (en) | 2011-04-15 | 2011-04-15 | High-power LED (light-emitting diode) bulkhead lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202032410U true CN202032410U (en) | 2011-11-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201126437U Expired - Fee Related CN202032410U (en) | 2011-04-15 | 2011-04-15 | High-power LED (light-emitting diode) bulkhead lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202032410U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102691912A (en) * | 2012-05-29 | 2012-09-26 | 山水照明科技(常熟)有限公司 | Led lamp |
| CN104456215A (en) * | 2014-12-09 | 2015-03-25 | 国家电网公司 | Energy-efficient LED mining lamp |
-
2011
- 2011-04-15 CN CN2011201126437U patent/CN202032410U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102691912A (en) * | 2012-05-29 | 2012-09-26 | 山水照明科技(常熟)有限公司 | Led lamp |
| CN104456215A (en) * | 2014-12-09 | 2015-03-25 | 国家电网公司 | Energy-efficient LED mining lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111109 Termination date: 20160415 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |