CN212565695U - Heat dissipation device for LED lamp - Google Patents

Heat dissipation device for LED lamp Download PDF

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Publication number
CN212565695U
CN212565695U CN202020908369.3U CN202020908369U CN212565695U CN 212565695 U CN212565695 U CN 212565695U CN 202020908369 U CN202020908369 U CN 202020908369U CN 212565695 U CN212565695 U CN 212565695U
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CN
China
Prior art keywords
power supply
heat
led lamp
shell
supply bin
Prior art date
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Active
Application number
CN202020908369.3U
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Chinese (zh)
Inventor
王智慧
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.)
Jiangsu Huihaozheng Electric Co ltd
Original Assignee
Jiangsu Huihaozheng Electric Co ltd
Priority date (The priority date 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 date listed.)
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Publication date
Application filed by Jiangsu Huihaozheng Electric Co ltd filed Critical Jiangsu Huihaozheng Electric Co ltd
Priority to CN202020908369.3U priority Critical patent/CN212565695U/en
Application granted granted Critical
Publication of CN212565695U publication Critical patent/CN212565695U/en
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Abstract

The utility model discloses a heat dissipation device for LED lamp, which comprises a shell, wherein the upper part of the shell is provided with a power supply bin for installing a power supply, a driving power supply is installed in the power supply bin, one side of the power supply bin is provided with an air inlet, the air inlet is provided with a fan, the other side of the power supply bin is provided with an air outlet, a heat insulation plate is arranged below the power supply bin, the bottom of the power supply bin is provided with a heat insulation plate, the shell is provided with a plurality of heat dissipation holes, the lower end of the shell is provided with a lamp body, the upper end of the lamp body is provided with a heat absorption plate matched with the lamp body, a silicone grease layer is arranged between the heat absorption plate and the driving circuit board, a plurality of heat dissipation fins which are arranged in a divergent manner are arranged on the upper end surface of the heat absorption plate, the device separates, the service life of the LED lamp is prolonged.

Description

Heat dissipation device for LED lamp
Technical Field
The utility model relates to a LED lamps and lanterns field, specific is a heat abstractor for LED lamp.
Background
Compared with the traditional incandescent lamp and fluorescent lamp, the LED lamp is more energy-saving, environment-friendly, safe and reliable. In the use process of the LED lamp, photons generated by the light emitting chip cannot be completely emitted to be converted into heat energy, and a heat radiating device needs to be additionally arranged in the lamp to radiate the heat energy so as to avoid influencing the service life of the LED lamp.
In the prior art, a power supply and an LED lamp body in an LED lamp share one radiator, the heating power consumption of the power supply and the LED lamp body is different, heat conduction is easily caused, heat is easily accumulated in the lamp housing, and the working temperature of internal electronic components is higher.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defect among the prior art, the embodiment of the utility model provides a heat abstractor for LED lamp can effectively be with the inside heat effluvium of LED lamp, prolongs the life of LED lamp.
The embodiment of the application discloses: a heat dissipation device for an LED lamp comprises a shell, wherein a power supply bin is arranged at the upper part of the shell, a driving power supply is installed in the power supply bin, an air inlet is formed in one side of the power supply bin, a fan is arranged at the air inlet, an air outlet is formed in the other side of the power supply bin, a heat insulation plate is arranged at the bottom of the power supply bin, a plurality of heat dissipation holes are formed in the shell, a lamp body is installed at the lower end of the shell and comprises a driving circuit board, a limiting block is arranged on the inner side of the shell, the driving circuit board is fixed on the limiting block through screws, a heat absorption plate matched with the driving circuit board is arranged at the upper end of the driving circuit board, a silicone grease layer is arranged between the heat absorption plate and the driving circuit board, a plurality of heat dissipation fins distributed in a radiating manner are, the periphery of lamp pearl is equipped with the speculum, the outer wall of speculum is equipped with the heat dissipation and pastes, the bottom of speculum is equipped with lens, lens pass through the screw fixation on the casing.
Preferably, the reflector comprises a plurality of reflecting cups distributed in a matrix, the reflecting cups correspond to the LED lamp beads one to one, and the LED lamp beads are located in the reflecting cups.
Preferably, a sealing ring is arranged between the contact surfaces of the lens and the shell.
Preferably, the top of the power supply bin is provided with a wire hole for a connecting wire to pass through.
Preferably, the heat absorbing plate is made of an aluminum alloy material.
The utility model has the advantages as follows: the heat-absorbing plate is used for absorbing heat generated by the lamp body in the working process, the heat-radiating fins are used for radiating the heat, the second heat-radiating holes are used for removing the heat, the silicone grease coating has good insulativity and can isolate air between the heat-absorbing plate and the driving circuit board, the heat conduction effect is enhanced, the heat generated by the driving power supply in the working process is radiated by the first heat-radiating holes, the heat insulation plate can prevent heat conduction, the heat-radiating device separates the lamp body from the heat radiation of the driving power supply, the temperature of the LED lamp in the using process is prevented from being high, and the service life of the LED lamp is prolonged.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of a part of a heat sink for an LED lamp.
Fig. 2 is a partial schematic view of a heat sink for an LED lamp.
Reference numerals of the above figures: 1. a housing; 2. a power supply bin; 3. a wire hole; 4. a drive power supply; 5. an air inlet; 6. a fan; 7. an air outlet; 8. a heat insulation plate; 9. heat dissipation holes; 10. a lamp body; 11. a drive circuit board; 12. a limiting block; 13. a heat absorbing plate; 14. a silicone layer; 15. heat dissipation fins; 16. LED lamp beads; 17. a mirror; 18. a heat dissipation patch; 19. a lens; 20. a seal ring; 21. a reflective cup.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 2, a heat dissipation device for an LED lamp includes a housing 1, a power supply bin 2 is disposed on an upper portion of the housing 1, a wire hole 3 for a connection wire to pass through is disposed at a top of the power supply bin 2, a driving power supply 4 is installed in the power supply bin 2, an air inlet 5 is disposed at one side of the power supply bin 2, a fan 6 is disposed at the air inlet 5, an air outlet of the fan 6 is directly opposite to the driving power supply 4, an air outlet 7 is disposed at the other side of the power supply bin 2, a heat insulation board 8 is disposed at a bottom of the power supply bin 2, a plurality of heat dissipation holes 9 are disposed at a side of the housing 1, a lamp body 10 is installed at a lower end of the housing 1, the lamp body 10 includes a driving circuit board 11, a limit block 12 is disposed at an inner side of the housing 1, the driving circuit board 11 is fixed, the heat absorbing plate 13 is made of aluminum alloy materials, the heat conductivity of the heat absorbing plate 13 is ensured, a silicone layer 14 is arranged between the heat absorbing plate 13 and the driving circuit board 11, the silicone layer 14 has good insulation and heat conductivity, for enhancing the heat conduction effect, a plurality of radiating fins 15 are arranged on the upper end surface of the heat absorbing plate 13 in a divergent shape, the heat dissipation fins 15 can increase the heat dissipation area and quickly dissipate heat, the lower end of the driving circuit board 11 is welded with a plurality of LED lamp beads 16 which are arranged in a matrix, a reflector 17 is arranged on the periphery of the LED lamp bead 16, a heat dissipation paste 18 is arranged on the outer wall of the reflector 17, the bottom of the reflector 17 is provided with a lens 19, the lens 19 is fixed on the shell 1 through screws, a sealing ring 20 is arranged between the contact surface of the lens 19 and the shell 1, and the sealing ring 20 is used for preventing impurities such as dust from entering the LED lamp.
The reflector 17 comprises a plurality of reflecting cups 21 distributed in a matrix, the reflecting cups 21 correspond to the LED lamp beads 16 one by one, the LED lamp beads 16 are located in the reflecting cups 21, and the reflecting cups 21 are used for collecting and enhancing light rays emitted by the LED lamp beads 16 and enhancing the illumination effect of the LED lamp.
The device is in the course of the work, absorber plate 13 absorbs drive circuit board 11 with the heat that LED lamp pearl 16 produced in the course of the work, again by heat radiation fins 15 dispel the heat, the heat warp louvre 9 is dispelled outside the LED lamp, heat dissipation subsides 18 will LED lamp pearl 16 transmits for the heat effluvium of speculum 17, fan 6 is right under drive power supply 4's the drive power supply 4 bloies, and the air by air intake 5 gets into in the power storehouse 2, will drive power supply 4 produces in the course of the work the heat by air outlet 7 blows off, heat insulating board 8 will lamp body 10 with the heat that drive power supply 4 produced in the course of the work is separated, avoids heat-conduction.
The present invention has been explained by using specific embodiments, and the explanation of the above embodiments is only used to help understand the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.

Claims (5)

1. The utility model provides a heat abstractor for LED lamp which characterized in that: the LED lamp comprises a shell, wherein a power supply bin is arranged at the upper part of the shell, a driving power supply is installed in the power supply bin, an air inlet is formed in one side of the power supply bin, a fan is arranged in the air inlet, an air outlet is formed in the other side of the power supply bin, a heat insulation plate is arranged at the bottom of the power supply bin, a plurality of heat dissipation holes are formed in the side surface of the shell, a lamp body is installed at the lower end of the shell and comprises a driving circuit board, a limiting block is arranged on the inner side of the shell, the driving circuit board is fixed on the limiting block through screws, a heat absorption plate matched with the driving circuit board is arranged at the upper end of the driving circuit board, a silicone layer is arranged between the heat absorption plate and the driving circuit board, a plurality of heat dissipation fins distributed in a radiating manner are arranged on the upper end, the outer wall of reflector is equipped with the heat dissipation and pastes, the bottom of reflector is equipped with lens, lens pass through the screw fixation and be in on the casing.
2. The heat sink for LED lamp according to claim 1, wherein: the reflector comprises a plurality of reflecting cups distributed in a matrix, the reflecting cups correspond to the LED lamp beads one to one, and the LED lamp beads are positioned in the reflecting cups.
3. The heat sink for LED lamp according to claim 1, wherein: and a sealing ring is arranged between the contact surface of the lens and the shell.
4. The heat sink for LED lamp according to claim 1, wherein: and the top of the power supply bin is provided with a wire hole for a connecting wire to pass through.
5. The heat sink for LED lamp according to claim 1, wherein: the heat absorbing plate is made of an aluminum alloy material.
CN202020908369.3U 2020-05-26 2020-05-26 Heat dissipation device for LED lamp Active CN212565695U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020908369.3U CN212565695U (en) 2020-05-26 2020-05-26 Heat dissipation device for LED lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020908369.3U CN212565695U (en) 2020-05-26 2020-05-26 Heat dissipation device for LED lamp

Publications (1)

Publication Number Publication Date
CN212565695U true CN212565695U (en) 2021-02-19

Family

ID=74633734

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020908369.3U Active CN212565695U (en) 2020-05-26 2020-05-26 Heat dissipation device for LED lamp

Country Status (1)

Country Link
CN (1) CN212565695U (en)

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