CN109027987B - LED lamp and lamp - Google Patents

LED lamp and lamp Download PDF

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Publication number
CN109027987B
CN109027987B CN201811029235.8A CN201811029235A CN109027987B CN 109027987 B CN109027987 B CN 109027987B CN 201811029235 A CN201811029235 A CN 201811029235A CN 109027987 B CN109027987 B CN 109027987B
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China
Prior art keywords
led lamp
heat dissipation
connector
opening
hole
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CN201811029235.8A
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Chinese (zh)
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CN109027987A (en
Inventor
蒋建红
黄伟东
伍铁军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangmen sikamp Technology Co.,Ltd.
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Shenzhen Signcomplex Co Ltd
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Priority to CN201811029235.8A priority Critical patent/CN109027987B/en
Publication of CN109027987A publication Critical patent/CN109027987A/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50Cooling arrangements
    • F21V29/70Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/74Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50Cooling arrangements
    • F21V29/70Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/83Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING 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
    • F21Y2115/00Light-generating elements of semiconductor light sources
    • F21Y2115/10Light-emitting diodes [LED]

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

the invention provides an LED lamp and a lamp, and belongs to the technical field of LED lamps. The LED lamp comprises a connector, an installation cylinder, a plurality of radiating fins, a barrel-shaped lampshade, an LED lamp panel, a radiating fan and a driving power supply, wherein a first through hole is formed in the top wall of the connector, a second through hole is formed in the side wall of the connector, a first opening is formed in the top wall of the installation cylinder, and a second opening is formed in the bottom wall of the installation cylinder; radiating fin is located the installation section of thick bamboo, and the diapire of lamp shade is sealed, and the roof of lamp shade is provided with the third opening, forms the heat dissipation space between lamp shade and the installation section of thick bamboo, and the heat dissipation space all communicates with second through-hole and second opening, and the LED lamp plate is connected with the installation section of thick bamboo and is located the heat dissipation space, and cooling fan installs in the installation section of thick bamboo, and one side that the installation section of thick bamboo was kept away from to drive power supply and connector is connected. This LED lamp can improve the radiating effect, improves the life of LED lamp plate. The lamp comprising the LED lamp is convenient to use and wide in application range.

Description

LED lamp and lamp
Technical Field
The invention relates to the technical field of LED lamps, in particular to an LED lamp and a lamp.
Background
A light Emitting diode (led), which is a solid semiconductor device capable of converting electrical energy into visible light, can directly convert electricity into light. The heart of the LED is a semiconductor wafer, one end of the wafer is attached to a support, the other end of the wafer is a cathode, and the other end of the wafer is connected with an anode of a power supply, so that the whole wafer is packaged by epoxy resin.
general LED lamp can be integrated a plurality of emitting diode on the LED lamp plate, then supplies power through drive power supply to it is luminous to drive it, but can give off a large amount of heats when emitting diode is luminous, and emitting diode long-time work can reduce its life in high temperature environment.
The prior art has at least the following disadvantages: LED lamp radiating effect is relatively poor, and the life of LED lamp plate is not high.
disclosure of Invention
One of the objectives of the present invention is to provide an LED lamp, which can improve the heat dissipation effect and prolong the service life of the LED lamp panel.
Another objective of the present invention is to provide a lamp including the LED lamp, which is convenient to use and has a wide application range.
The technical problem to be solved by the invention is realized by adopting the following technical scheme:
The embodiment of the invention provides an LED lamp which comprises a connector, an installation cylinder, a plurality of radiating fins, a barrel-shaped lampshade, an LED lamp panel, a radiating fan and a driving power supply.
The roof of connector is provided with first through-hole, and the lateral wall of connector is provided with the second through-hole.
The roof of an installation section of thick bamboo is provided with first opening, and the diapire of an installation section of thick bamboo sets up the second opening, and the roof of an installation section of thick bamboo is connected with one side of connector, and the inside and the first through-hole intercommunication of an installation section of thick bamboo.
The radiating fins are located in the mounting cylinder, the plurality of radiating fins are evenly distributed along the axis of the mounting cylinder, the radiating fins are in a hollow circular truncated cone shape, the axes of the radiating fins coincide with the axis of the mounting cylinder, the edges of the radiating fins are connected with the inner wall of the mounting cylinder, the inner diameters of the radiating fins are gradually reduced in the direction from the second opening to the first opening, circulation holes are formed in the tops of the radiating fins, and circulation channels are formed in the circulation holes of the plurality of radiating fins.
The diapire of lamp shade seals, and the roof of lamp shade is provided with the third opening, and the roof of lamp shade is connected with one side of connector, and the installation section of thick bamboo is established with one side and lamp shade cover that lamp shade and installation section of thick bamboo all lie in the connector, forms the heat dissipation space between lamp shade and the installation section of thick bamboo, and the heat dissipation space all communicates with second through-hole and second opening.
The LED lamp plate is connected with the installation cylinder and is located in the heat dissipation space.
The heat dissipation fan is installed in the installation cylinder and used for enabling air at the second through hole to be input into the heat dissipation space and flow out of the first through hole after passing through the second opening and the circulation channel.
And the driving power supply is connected with one side of the connector far away from the installation cylinder, and is electrically connected with the LED lamp panel and the heat dissipation fan.
Further, in a preferred embodiment of the present invention, the flow holes are circular holes, and the inner diameters of the flow holes of the heat dissipating fins are sequentially reduced in a direction from the second opening to the first opening.
further, in a preferred embodiment of the present invention, the number of the heat dissipation fans is two, wherein one of the heat dissipation fans is installed at an end portion of the installation cylinder close to the first opening, and the other heat dissipation fan is installed at an end portion of the installation cylinder close to the second opening.
Further, in a preferred embodiment of the present invention, the number of the LED lamp panels is plural, the plurality of LED lamp panels are in a strip shape, the LED lamp panels extend along the axis of the mounting cylinder, and the plurality of LED lamp panels are uniformly distributed along the circumferential direction of the mounting cylinder.
further, in the preferred embodiment of the present invention, the side wall of the lamp housing and the bottom wall of the lamp housing are made of transparent materials.
Further, in a preferred embodiment of the present invention, the number of the first through holes is plural, and the plural first through holes are uniformly distributed along the circumferential direction of the connector.
Further, in a preferred embodiment of the present invention, the number of the second through holes is plural, and the plural second through holes are uniformly distributed along the circumferential direction of the connector.
Further, in a preferred embodiment of the present invention, the LED lamp further includes a first enclosing cover and a cylindrical mounting shell, the mounting shell is connected to a side of the connector far from the mounting barrel, the driving power source is located in the mounting shell, the first enclosing cover is in a circular truncated cone shape, a top center of the first enclosing cover is connected to the mounting shell, and a bottom of the first enclosing cover extends in a direction close to the mounting barrel.
Further, in a preferred embodiment of the present invention, the LED lamp further includes a second enclosure cover, the second enclosure cover is connected to the connector, the second enclosure cover is in a circular truncated cone shape, and the second enclosure cover is located above the second through hole, and the second enclosure cover is used for guiding air below the connector into the second through hole.
the embodiment of the invention also provides a lamp which comprises the LED lamp.
The LED lamp and the lamp in the embodiment of the invention have the beneficial effects that:
The LED lamp provided by the embodiment of the invention can improve the heat dissipation effect and prolong the service life of the LED lamp panel. The lamp comprising the LED lamp is convenient to use and wide in application range.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
fig. 1 is a schematic structural diagram of an LED lamp according to an embodiment of the present invention at a first viewing angle;
Fig. 2 is a schematic structural diagram of an LED lamp according to a second viewing angle provided in the embodiment of the present invention;
Fig. 3 is a schematic structural diagram of an LED lamp according to a third viewing angle in the embodiment of the present invention;
Fig. 4 is a schematic structural diagram of an LED lamp according to a fourth viewing angle in the embodiment of the present invention;
Fig. 5 is a schematic structural diagram of an LED lamp according to a fifth viewing angle provided in the embodiment of the present invention.
Icon: 100-LED lamps; 10-a connector; 11-a first via; 12-a second via; 20-mounting the cylinder; 21-a first opening; 22-a second opening; 30-radiating fins; 31-flow-through holes; 40-a lampshade; 41-heat dissipation space; 50-a heat dissipation fan; 60-a driving power supply; 71-a first enclosure; 72-a mounting housing; 73-a second enclosure; 74-tab.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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", "inside", "outside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally put in use of products of the present invention, and are only for convenience of description and simplification of description, but do not indicate or imply that the devices or elements referred to must have specific orientations, be constructed in specific orientations, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
Furthermore, the term "vertical" or the like does not require that the components be perfectly vertical, but rather may be slightly inclined. For example, "vertical" merely means that the direction is more vertical than "horizontal", and does not mean that the structure must be perfectly vertical, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," and "connected" are to be construed broadly, e.g., as meaning 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.
The following examples are given to illustrate the present invention.
Example 1
Referring to fig. 1 to 5 together, the present embodiment provides an LED lamp 100, which includes a connector 10, a mounting barrel 20, a plurality of heat dissipation fins 30, a barrel-shaped lamp housing 40, an LED lamp panel, a heat dissipation fan 50, and a driving power supply 60.
The top wall of the connector 10 is provided with a first through hole 11, and the side wall of the connector 10 is provided with a second through hole 12.
The top wall of the installation cylinder 20 is provided with a first opening 21, the bottom wall of the installation cylinder 20 is provided with a second opening 22, the top wall of the installation cylinder 20 is connected with one side of the connector 10, and the inside of the installation cylinder 20 is communicated with the first through hole 11.
The heat dissipation fins 30 are located in the installation cylinder 20, the plurality of heat dissipation fins 30 are uniformly distributed along the axis of the installation cylinder 20, the heat dissipation fins 30 are in a hollow circular truncated cone shape, the axis of the heat dissipation fins 30 coincides with the axis of the installation cylinder 20, the edges of the heat dissipation fins 30 are connected with the inner wall of the installation cylinder 20, the inner diameter of the heat dissipation fins 30 is gradually reduced in the direction from the second opening 22 to the first opening 21, circulation holes 31 are formed at the tops of the heat dissipation fins 30, and circulation channels are formed in the circulation holes 31 of the plurality of heat dissipation fins 30.
The bottom wall of the lamp shade 40 is closed, the top wall of the lamp shade 40 is provided with a third opening, the top wall of the lamp shade 40 is connected with one side of the connector 10, the lamp shade 40 and the installation tube 20 are both positioned at the same side of the connector 10, the lamp shade 40 is sleeved with the installation tube 20, a heat dissipation space 41 is formed between the lamp shade 40 and the installation tube 20, and the heat dissipation space 41 is communicated with the second through hole 12 and the second opening 22.
The LED lamp panel is connected with the mounting tube 20 and is located in the heat dissipation space 41.
the heat dissipation fan 50 is installed in the installation cylinder 20, and the heat dissipation fan 50 is used for inputting the air at the second through hole 12 into the heat dissipation space 41, and flowing out from the first through hole 11 after passing through the second opening 22 and the circulation channel.
drive power supply 60 is connected with one side that installation section of thick bamboo 20 was kept away from to connector 10, and drive power supply 60 is all connected with LED lamp plate and cooling fan 50 electricity.
it should be noted that the bottom wall, the top wall, the side wall, etc. are all described in terms of the normal placement position of the structure or the relative positions in the drawings, and therefore, when the corresponding structure position is changed, the name is changed correspondingly.
In this embodiment, the connector 10 mainly plays a role of a bearing body, and the driving power supply 60 is electrically connected with the heat dissipation fan 50 and the LED lamp panel through the electric wire, the conductive sheet and other structures, so that the connector can work normally.
Installation section of thick bamboo 20 and lamp shade 40 can be connected with connector 10 through threaded connection's mode, also can realize connecting through the form of joint, and installation section of thick bamboo 20 mainly plays the effect of fixing a position the LED lamp plate simultaneously to can also play heat conduction radiating effect. The mounting tube 20 may be made of plastic or metal. The lamp housing 40 may be an integrally formed structure, and the side wall and the bottom wall thereof may be integrated, or the two may be connected by screw-fitting or bonding.
The heat dissipation space 41 that forms between installation section of thick bamboo 20 and the lamp shade 40 does benefit to the circulation of air, realizes in time discharging the heat that the LED lamp plate produced, avoids the LED lamp plate to be in under the high temperature state for a long time.
After the LED lamp plate gived off the heat, can transmit to radiating fin 30 on through installation section of thick bamboo 20, perhaps transmit to this radiating fin 30 through the air on. Optionally, in this embodiment, the side wall of the mounting tube 20 may be sealed, and is in an annular plate structure, and heat generated by the LED lamp panel can only be transferred to the heat dissipation fins 30 through the mounting tube 20; also can be that a plurality of evenly distributed's aperture has been seted up on this annular plate structure to the heat that the LED lamp plate gived off can be transmitted to on the radiating fin 30 through this aperture.
The mounting tube 20 may be made of aluminum or copper material, which can achieve better heat conduction effect.
It should be noted that, the installation of the heat dissipation fan 50 and the installation cylinder 20 may be implemented by interference fit, or may be stabilized by adhesion. In addition, the heat dissipation fan 50 may be mounted by bolts or screws.
It is worth explaining that, the structures such as the driving power supply 60, the connector 10, the LED lamp panel, the heat dissipation fan 50 in this embodiment are mature technologies in the prior art, and the connection mode, the implementation mode, etc. are all present, and no further description is given here, and through the structural arrangement in this embodiment, or the installation and setting mode, the heat dissipation effect of the LED lamp 100 can be improved, and the service life of the LED lamp panel is prolonged.
During normal operation, referring to fig. 3, under the air draft operation of the heat dissipation fan 50, the external air flows into the heat dissipation space 41 through the second through hole 12, then flows downward along the heat dissipation space 41, and flows into the mounting cylinder 20 through the second opening 22, and finally flows out through the first through hole 11 after passing through the circulation channel. When the air flows in heat dissipation space 41, can take away the heat that the LED lamp plate outside produced, on heat that the inboard production of LED lamp plate was transmitted to this radiating fin 30 through radiating fin 30's effect simultaneously, the air flows behind circulation channel, under the mobile effect of this air, takes away the heat on radiating fin 30. Through this mode, but the temperature among the operational environment of greatly reduced LED lamp plate. Meanwhile, the truncated cone-shaped heat dissipation fins 30 can greatly increase the contact area with air, so that the heat exchange effect is improved, and when the air flows in the heat dissipation fins 30 and flows through the circulation holes 31, the heat dissipation effect can be greatly accelerated due to the fact that the cross section of the fluid is reduced and the flow speed is increased.
Referring to fig. 3 to 5, in the present embodiment, the flow holes 31 may be circular holes, and the inner diameters of the flow holes 31 of the heat dissipation fins 30 are sequentially decreased in the direction from the second opening 22 to the first opening 21.
By introducing the relative positions in fig. 3, the inner diameter of the circulation hole 31 of the lower heat dissipation fin 30 is larger, and the inner diameter of the circulation hole 31 of the upper heat dissipation fin 30 is smaller, so that the air flowing speed is gradually increased, the heat dissipation fins 30 cannot obstruct the air flowing, the heat exchange efficiency of each heat dissipation fin 30 is greatly improved, and the practicability is high.
In this embodiment, the number of the heat dissipation fans 50 may be two, wherein one of the heat dissipation fans 50 is installed at the end of the installation cylinder 20 close to the first opening 21, and the other heat dissipation fan 50 is installed at the end of the installation cylinder 20 close to the second opening 22.
Referring to the relative position in fig. 3, the upper heat dissipation fan 50 is for exhausting air so that the air flowing out from the circulation hole 31 of the upper heat dissipation fin 30 is supplied to the first through hole 11, and the lower heat dissipation fan 50 is for exhausting air so that the air in the heat dissipation space 41 is supplied to the circulation path.
In this embodiment, the quantity of LED lamp plate can be a plurality of, and a plurality of LED lamp plates are rectangular shape, and the LED lamp plate extends along the axis of installation section of thick bamboo 20, and a plurality of LED lamp plates are along the circumference evenly distributed of installation section of thick bamboo 20. Through the setting of a plurality of LED lamp plates, when certain needs are changed, only need to change the LED lamp plate that corresponds can.
In this embodiment, the side wall of the lamp housing 40 and the bottom wall of the lamp housing 40 can be made of transparent materials, so as to achieve the effect of multiple light emission.
In this embodiment, the number of the first through holes 11 may be plural, and the plural first through holes 11 are uniformly distributed along the circumferential direction of the connector 10.
In this embodiment, the number of the second through holes 12 may be plural, and the plural second through holes 12 are uniformly distributed along the circumferential direction of the connector 10.
The quantity of first through-hole 11 and second through-hole 12 is a plurality of and evenly distributed, is favorable to air inlet and air-out, improves the radiating effect.
With reference to fig. 3, in this embodiment, the LED lamp 100 may further include a first enclosing cover 71 and a cylindrical mounting shell 72, the mounting shell 72 is connected to a side of the connector 10 away from the mounting barrel 20, the driving power supply 60 is located in the mounting shell 72, the first enclosing cover 71 is in a circular truncated cone shape, a top center of the first enclosing cover 71 is connected to the mounting shell 72, and a bottom of the first enclosing cover 71 extends in a direction close to the mounting barrel 20.
The first enclosing cover 71 can prevent external impurities from entering the installation cylinder 20 through the first through hole 11. And a pull ring 74 is mounted on the top of the mounting housing 72 to facilitate hanging from other structures.
Referring to fig. 3, in this embodiment, the LED lamp 100 may further include a second enclosure cover 73, the second enclosure cover 73 is connected to the connector 10, the second enclosure cover 73 is in a circular truncated cone shape, the second enclosure cover 73 is located above the second through hole 12, and the second enclosure cover 73 is used for guiding air below the connector 10 into the second through hole 12.
Generally, the temperature of the air flowing out of the first through hole 11 is relatively high, if this part of air flows in through the second through hole 12 again, the heat dissipation effect of the LED lamp panel is affected, and therefore the second enclosure cover 73 is arranged, so that the air below the connector 10 can enter the second through hole 12, and the air above the connector 10 cannot easily enter the second through hole 12.
The operating principle of the LED lamp 100 provided according to the present embodiment includes:
During normal operation, under the air draft operation of the two heat dissipation fans 50, air below the connector 10 flows into the heat dissipation space 41 through the second through hole 12 under the action of the second enclosure cover 73, then flows downwards along the heat dissipation space 41, and enters the installation cylinder 20 through the second opening 22, and finally flows out through the first through hole 11 after passing through the circulation channel. When the air flows in heat dissipation space 41, can take away the heat that the LED lamp plate outside produced, on heat that the inboard production of LED lamp plate was transmitted to this radiating fin 30 through radiating fin 30's effect simultaneously, the air flows behind circulation channel, under the mobile effect of this air, takes away the heat on radiating fin 30. Through this mode, but the temperature among the operational environment of greatly reduced LED lamp plate. Meanwhile, the truncated cone-shaped heat dissipation fins 30 can greatly increase the contact area with air, so that the heat exchange effect is improved, and when the air flows in the heat dissipation fins 30 and flows through the circulation holes 31, the heat dissipation effect can be greatly accelerated due to the fact that the cross section of the fluid is reduced and the flow speed is increased.
Example 2
The present embodiment provides a lamp including an LED lamp 100, and the structure of the LED lamp 100 may refer to embodiment 1.
The lamp may further include a switch electrically connected to the driving power supply 60 so as to control the LED lamp panel and the heat dissipation fan 50.
In summary, the LED lamp 100 provided in the embodiment of the invention can improve the heat dissipation effect and prolong the service life of the LED lamp panel. The lamp comprising the LED lamp 100 is convenient to use and wide in application range.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. An LED lamp is characterized by comprising a connector, an installation cylinder, a plurality of radiating fins, a barrel-shaped lampshade, an LED lamp panel, a radiating fan and a driving power supply;
The top wall of the connector is provided with a first through hole, and the side wall of the connector is provided with a second through hole;
The top wall of the mounting cylinder is provided with a first opening, the bottom wall of the mounting cylinder is provided with a second opening, the top wall of the mounting cylinder is connected with one side of the connector, and the interior of the mounting cylinder is communicated with the first through hole;
The heat dissipation fins are positioned in the mounting cylinder, the heat dissipation fins are uniformly distributed along the axis of the mounting cylinder, the heat dissipation fins are in a hollow circular truncated cone shape, the axes of the heat dissipation fins are overlapped with the axis of the mounting cylinder, the edges of the heat dissipation fins are connected with the inner wall of the mounting cylinder, the inner diameters of the heat dissipation fins are gradually reduced in the direction from the second opening to the first opening, circulation holes are formed in the tops of the heat dissipation fins, and circulation channels are formed by the circulation holes of the heat dissipation fins;
The bottom wall of the lampshade is closed, the top wall of the lampshade is provided with a third opening, the top wall of the lampshade is connected with one side of the connector, the lampshade and the mounting cylinder are both positioned on the same side of the connector, the lampshade is sleeved with the mounting cylinder, a heat dissipation space is formed between the lampshade and the mounting cylinder, and the heat dissipation space is communicated with the second through hole and the second opening;
The LED lamp panel is connected with the mounting cylinder and is positioned in the heat dissipation space;
The heat dissipation fan is arranged in the mounting cylinder and used for inputting air at the second through hole into the heat dissipation space and enabling the air to flow out of the first through hole after passing through the second opening and the circulation channel;
The driving power supply is connected with one side, far away from the installation cylinder, of the connector, and the driving power supply is electrically connected with the LED lamp panel and the cooling fan.
2. The LED lamp of claim 1, wherein the flow hole is a circular hole, and the inner diameter of the flow hole of the heat dissipating fin is sequentially reduced in a direction from the second opening to the first opening.
3. The LED lamp of claim 1, wherein the number of the heat dissipation fans is two, one of the heat dissipation fans is mounted at an end of the mounting cylinder near the first opening, and the other of the heat dissipation fans is mounted at an end of the mounting cylinder near the second opening.
4. the LED lamp of claim 1, wherein the number of the LED lamp panels is multiple, the LED lamp panels are long, the LED lamp panels extend along the axis of the installation cylinder, and the LED lamp panels are uniformly distributed along the circumferential direction of the installation cylinder.
5. The LED lamp of claim 1, wherein the side walls of the housing and the bottom wall of the housing are made of a transparent material.
6. The LED lamp of claim 1, wherein the number of the first through holes is plural, and the plural first through holes are uniformly distributed along the circumferential direction of the connector.
7. The LED lamp of claim 1, wherein the number of the second through holes is plural, and the plural second through holes are uniformly distributed along the circumferential direction of the connector.
8. The LED lamp of any one of claims 1 to 7, further comprising a first enclosure and a cylindrical mounting housing, wherein the mounting housing is connected to a side of the connector away from the mounting barrel, the driving power source is located in the mounting housing, the first enclosure is in a shape of a circular truncated cone, a top center of the first enclosure is connected to the mounting housing, and a bottom of the first enclosure extends in a direction close to the mounting barrel.
9. The LED lamp of any one of claims 1-7, further comprising a second enclosure cover, the second enclosure cover being connected to the connector, the second enclosure cover being in the shape of a circular truncated cone and being located above the second through hole, the second enclosure cover being configured to guide air below the connector into the second through hole.
10. A luminaire comprising the LED lamp of any one of claims 1-9.
CN201811029235.8A 2018-09-04 2018-09-04 LED lamp and lamp Active CN109027987B (en)

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Application Number Priority Date Filing Date Title
CN201811029235.8A CN109027987B (en) 2018-09-04 2018-09-04 LED lamp and lamp

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Application Number Priority Date Filing Date Title
CN201811029235.8A CN109027987B (en) 2018-09-04 2018-09-04 LED lamp and lamp

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CN109027987B true CN109027987B (en) 2019-12-10

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Publication number Priority date Publication date Assignee Title
CN104165309A (en) * 2014-09-01 2014-11-26 颜建文 LED road lamp good in heat dissipation effect
CN204512995U (en) * 2015-01-16 2015-07-29 浙江兰普防爆照明有限公司 A kind of high-power LED lamp
CN207080904U (en) * 2017-08-08 2018-03-09 江苏日月星辰光电科技有限公司 A kind of efficient heat radiating LED street lamp

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170130948A1 (en) * 2015-11-05 2017-05-11 Litemax Electronics Inc. High -brightness panel heat-dissipating apparatus

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104165309A (en) * 2014-09-01 2014-11-26 颜建文 LED road lamp good in heat dissipation effect
CN204512995U (en) * 2015-01-16 2015-07-29 浙江兰普防爆照明有限公司 A kind of high-power LED lamp
CN207080904U (en) * 2017-08-08 2018-03-09 江苏日月星辰光电科技有限公司 A kind of efficient heat radiating LED street lamp

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