CN111322533A - Durable type LED lamp pearl of heat dissipation type - Google Patents
Durable type LED lamp pearl of heat dissipation type Download PDFInfo
- Publication number
- CN111322533A CN111322533A CN201811531298.3A CN201811531298A CN111322533A CN 111322533 A CN111322533 A CN 111322533A CN 201811531298 A CN201811531298 A CN 201811531298A CN 111322533 A CN111322533 A CN 111322533A
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- CN
- China
- Prior art keywords
- shell
- heat dissipation
- fan
- led lamp
- fixing plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/20—Light sources comprising attachment means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/60—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air
- F21V29/67—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air characterised by the arrangement of fans
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/83—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention discloses a heat-dissipation durable LED lamp bead, which comprises a fan, a first screw, a shell, a fixed plate, a lamp shade and a second screw, wherein the bottom end inside the shell is provided with a fixed column, one end of the fixed column, which is far away from the shell, is fixedly provided with a heat-dissipation grid plate, the heat-dissipation grid plate is cylindrical, the bottom end of the inner side wall of the shell is fixedly provided with the fan through the first screw, the fan is internally and rotatably provided with fan blades, the surface of the inner wall of the shell, which is positioned above the fan, is provided with a reflector, the upper limit of the reflector is provided with the fixed plate, the fixed plate is electrically provided with the lamp beads on the fixed plate, a gap between the lamp beads on the fixed plate is provided with an air inlet in a penetrating way, the fixed plate is fixedly connected with the reflector through the second screw, the surface, and a binding post is inserted in the limiting seat. The invention has the advantages that the heat generated by the lamp beads can be absorbed by the heat dissipation grid plate, and then the heat dissipation grid plate can be cooled by the fan.
Description
Technical Field
The invention relates to the technical field of LED lamp beads, in particular to a heat-dissipation durable LED lamp bead.
Background
The LED lamp bead is a semiconductor diode and can convert electric energy into light energy. The light emitting diode is composed of a PN junction as common diodes, and also has unidirectional conductivity. When a forward voltage is applied to the light emitting diode, holes injected from the P region to the N region and electrons injected from the N region to the P region recombine with the electrons in the N region and the holes in the P region within a few micrometers near the PN junction, respectively, and spontaneous emission fluorescence is generated. The energy states of electrons and holes are different in different semiconductor materials. The more energy is released, the shorter the wavelength of light emitted, the more energy is released when electrons and holes recombine. Diodes emitting red, green or yellow light are commonly used. The reverse breakdown voltage of the light emitting diode is greater than 5 volts. Its forward current-voltage characteristic is very steep and in use a current limiting resistor must be connected in series to control the current through the diode. Compared with incandescent bulbs and neon lamps, the light emitting diode is characterized in that: the working voltage is very low; the working current is very small; the shock resistance and the earthquake resistance are good, the reliability is high, and the service life is long; the intensity of the light can be conveniently modulated by modulating the intensity of the current passing through. Because of these features, light emitting diodes are used as light sources in some photocontrol devices and as signal displays in many electronic devices. Although the energy consumption of the LED lamp bead is very low, the heat generated by the LED lamp bead is difficult to release due to the structural characteristics of the LED lamp bead, so that the LED lamp bead is damaged, and the heat dissipation effect of the high-power LED lamp bead used in a specific environment is more important for the service life.
Disclosure of Invention
The invention aims to provide a heat-dissipation durable LED lamp bead, which has the advantages that heat generated by the lamp bead can be absorbed through a heat-dissipation grid plate, and then the heat-dissipation grid plate can be cooled through a fan, so that the problem that the LED lamp bead is damaged due to the fact that the heat generated by the LED lamp bead is difficult to release due to the structural characteristics of the LED lamp bead is solved, and the heat-dissipation effect of the high-power LED lamp bead used in a specific environment is more important for the service life of the high-power LED lamp bead used in the specific environment.
In order to achieve the purpose, the invention provides the following technical scheme: a heat dissipation type durable LED lamp bead comprises a fan, a first screw, a shell, a fixing plate, a lamp shade and a second screw, wherein a fixing column is arranged at the bottom end inside the shell, a heat dissipation grid plate is fixed at one end of the fixing column, which is far away from the shell, the heat dissipation grid plate is cylindrical, the fan is fixedly installed at the bottom end of the inner side wall of the shell through the first screw, fan blades are rotatably installed inside the fan, a reflector is arranged on the surface of the inner wall of the shell, which is positioned above the fan, a fixing plate is installed on the reflector in a limiting manner, the lamp shade is electrically installed on the fixing plate, an air inlet hole is formed in the fixing plate at the position of a gap between the lamp beads in a penetrating manner, the fixing plate is fixedly connected with the reflector through the second screw, the lamp shade is fixed on the top surface of, and a binding post is inserted in the limiting seat.
Preferably, a vent hole is formed at the joint of the shell and the lampshade.
Preferably, the heat dissipation grid plate is located under the fixed plate, and the area of the heat dissipation grid plate is smaller than that of the fixed plate.
Preferably, the surface of one side of the lampshade, which is far away from the shell, is in a circular arc shape.
Preferably, the reflector panel is hourglass hopper-shaped, and the bottom of reflector panel sets up the draw-in groove with the fixed plate looks adaptation.
Preferably, the fixing post is located at the center of the bottom surface of the housing.
Preferably, the terminals are electrically connected to the fan and the fixing plate through wires, respectively.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, the fixing plate provided with the air inlet hole is arranged, the ventilation hole is formed at the joint of the shield and the shell, when the fan starts to work, air with lower temperature outside the shell enters the shell through the ventilation hole, and then heat generated by the lamp beads is taken out of the shell through the fan inside the shell through the air inlet hole in the fixing plate.
2. According to the invention, the heat dissipation grid plate is arranged and is tightly attached to the bottom surface of the fixing plate, so that heat generated by the lamp beads can be conveniently conducted to the heat dissipation grid plate, and then the heat dissipation grid plate is dissipated through air flow generated by the fan in the shell.
Drawings
FIG. 1 is a schematic front view of the present invention;
fig. 2 is a schematic top view of the housing of the present invention.
In the figure: 1. a fan; 2. a first screw; 3. a reflector; 4. a housing; 5. a fixing plate; 6. a lamp bead; 7. a lamp shade; 8. a heat dissipation grid plate; 9. a second screw; 10. a fan blade; 11. fixing a column; 12. a binding post; 13. a limiting seat; 14. and (4) air inlet holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to fig. 2, an embodiment of the present invention includes: a heat dissipation type durable LED lamp bead comprises a fan 1, a first screw 2, a shell 4, a fixing plate 5, a lampshade 7 and a second screw 9, wherein a fixing column 11 is arranged at the bottom end inside the shell 4, the fixing column 11 is positioned at the center of the bottom surface of the shell 4, a heat dissipation grid plate 8 is fixed at one end of the fixing column 11, which is far away from the shell 4, the heat dissipation grid plate 8 is tightly attached to the bottom surface of the fixing plate 5 through the arrangement of a fan heat grid plate, so that heat generated by the lamp bead 6 is conveniently conducted to the heat dissipation grid plate 8, then the heat dissipation grid plate 8 is dissipated through air flow generated by the fan 1 in the shell 4, the heat dissipation grid plate 8 is positioned right below the fixing plate 5, the area of the heat dissipation grid plate 8 is smaller than that of the fixing plate 5, the heat dissipation grid plate 8 is cylindrical, the fan 1 is fixedly installed at the bottom end of the inner side wall, the fan 1 is small in size, convenient to install, low in noise and large in air volume, and the fan blades 10 are rotatably installed inside the fan 1.
The inner wall surface of the shell 4 is positioned above the fan 1 and is provided with a reflector 3, the reflector 3 is funnel-shaped, the bottom end of the reflector 3 is provided with a clamping groove matched with the fixing plate 5, the fixing plate 5 is installed at the upper limit of the reflector 3, the fixing plate 5 provided with an air inlet 14 is arranged, the joint of the shell 4 is provided with an air vent for shielding, when the fan 1 starts to work, air with lower temperature outside the shell 4 enters the shell 4 through the air vent, then the heat generated by the lamp beads 6 is taken out of the shell 4 through the fan 1 inside the shell 4 through the air inlet 14 on the fixing plate 5, the lamp beads 6 are electrically installed on the fixing plate 5, the air inlet 14 is arranged at the gap between the lamp beads 6 on the fixing plate 5 in a penetrating way, so as to facilitate air circulation, the fixing plate 5 is fixedly connected with the reflector 3 through a second screw 9, and a lamp shade 7 is, the side surface that lamp shade 7 deviates from shell 4 is circular-arc, and the ventilation hole has been seted up with lamp shade 7 junction to shell 4, and the bottom surface of shell 4 is equipped with spacing seat 13, and it has terminal 12 to peg graft in spacing seat 13, and terminal 12 passes through the wire respectively in fan 1 and fixed plate 5 electric connection.
The user is when using, the bottom of fixed plate 5 is equipped with heat dissipation grid tray 8, the bottom surface of fixed plate 5 is hugged closely to heat dissipation grid tray 8, be convenient for conduct the heat that lamp pearl 6 produced to heat dissipation grid tray 8, later dispel the heat to heat dissipation grid tray 8 through the air current that fan 1 produced in the shell 4, the ventilation hole has been seted up in the junction of shell 4 to the guard shield, when fan 1 begins the during operation, the lower air of shell 4 external temperature passes through in the ventilation hole gets into shell 4, later take out to the shell 4 outside through the inside fan 1 of shell 4 with the heat that lamp pearl 6 produced through inlet port 14 on fixed plate 5.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The utility model provides a durable type LED lamp pearl of heat dissipation type, includes fan (1), shell (4), fixed plate (5) and lamp shade (7), its characterized in that: the LED lamp is characterized in that a fixing column (11) is arranged at the bottom end inside the shell (4), a heat dissipation grid plate (8) is fixed at one end, away from the shell (4), of the fixing column (11), the heat dissipation grid plate (8) is cylindrical, a fan (1) is fixedly installed at the bottom end of the inner side wall of the shell (4) through a first screw (2), fan blades (10) are rotatably installed inside the fan (1), a reflector (3) is arranged on the surface of the inner wall of the shell (4) and located above the fan (1), a fixing plate (5) is installed on the reflector (3) in a limiting mode, lamp beads (6) are electrically installed on the fixing plate (5), air inlets (14) are formed in the positions, located between the lamp beads (6), of the fixing plate (5), the fixing plate (5) is fixedly connected with the reflector (3) through second screws (9), and a lamp shade (7) is fixed on the top surface of the shell (4) and located, the bottom surface of shell (4) is equipped with spacing seat (13), it has terminal (12) to peg graft in spacing seat (13).
2. The heat dissipation type durable LED lamp bead according to claim 1, characterized in that: the joint of the shell (4) and the lampshade (7) is provided with a vent hole.
3. The heat dissipation type durable LED lamp bead according to claim 1, characterized in that: the heat dissipation grid plate (8) is positioned under the fixing plate (5), and the area of the heat dissipation grid plate (8) is smaller than that of the fixing plate (5).
4. The heat dissipation type durable LED lamp bead according to claim 1, characterized in that: the surface of one side of the lampshade (7) departing from the shell (4) is arc-shaped.
5. The heat dissipation type durable LED lamp bead according to claim 1, characterized in that: the reflector (3) is funnel-shaped, and the bottom of the reflector (3) is provided with a clamping groove matched with the fixing plate (5).
6. The heat dissipation type durable LED lamp bead according to claim 1, characterized in that: the fixing column (11) is located at the center of the bottom surface of the housing (4).
7. The heat dissipation type durable LED lamp bead according to claim 1, characterized in that: the wiring terminal (12) is electrically connected with the fan (1) and the fixing plate (5) through wires respectively.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811531298.3A CN111322533A (en) | 2018-12-14 | 2018-12-14 | Durable type LED lamp pearl of heat dissipation type |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811531298.3A CN111322533A (en) | 2018-12-14 | 2018-12-14 | Durable type LED lamp pearl of heat dissipation type |
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Publication Number | Publication Date |
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CN111322533A true CN111322533A (en) | 2020-06-23 |
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Application Number | Title | Priority Date | Filing Date |
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CN201811531298.3A Pending CN111322533A (en) | 2018-12-14 | 2018-12-14 | Durable type LED lamp pearl of heat dissipation type |
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CN (1) | CN111322533A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112245869A (en) * | 2020-10-14 | 2021-01-22 | 高海东 | Leg pressing device |
-
2018
- 2018-12-14 CN CN201811531298.3A patent/CN111322533A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112245869A (en) * | 2020-10-14 | 2021-01-22 | 高海东 | Leg pressing device |
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Legal Events
Date | Code | Title | Description |
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PB01 | Publication | ||
PB01 | Publication | ||
WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20200623 |
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WD01 | Invention patent application deemed withdrawn after publication |