CN215523069U - LED street lamp convenient to heat dissipation and maintenance - Google Patents
LED street lamp convenient to heat dissipation and maintenance Download PDFInfo
- Publication number
- CN215523069U CN215523069U CN202121773619.8U CN202121773619U CN215523069U CN 215523069 U CN215523069 U CN 215523069U CN 202121773619 U CN202121773619 U CN 202121773619U CN 215523069 U CN215523069 U CN 215523069U
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- Prior art keywords
- heat dissipation
- lamp
- lamp holder
- dissipation substrate
- led street
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 111
- 238000012423 maintenance Methods 0.000 title claims abstract description 14
- 239000000758 substrate Substances 0.000 claims abstract description 34
- 238000004140 cleaning Methods 0.000 claims abstract description 14
- 230000005540 biological transmission Effects 0.000 claims description 6
- 239000000428 dust Substances 0.000 abstract description 7
- 230000002349 favourable effect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model discloses an LED street lamp convenient for heat dissipation and maintenance, which comprises a lamp post, wherein a mounting groove is formed in the lamp post, a connecting rod is vertically and slidably assembled in the mounting groove, a lamp holder is fixedly connected onto the connecting rod, a heat dissipation substrate is fixedly arranged on the bottom surface of the lamp holder, an LED lamp panel is arranged on the bottom surface of the heat dissipation substrate, a lampshade covering the heat dissipation substrate is arranged on the bottom surface of the lamp holder, a heat dissipation cavity is formed in the lamp holder, air openings are formed in two sides of the lamp holder, heat dissipation holes are formed in the top end of the lamp holder, a plurality of rotating shafts are rotatably connected onto the top surface of the heat dissipation substrate, a plurality of blades are arranged on the side wall of each rotating shaft, and a cleaning brush is arranged at the bottom end of the side wall of each rotating shaft. Realize above-mentioned technical scheme, external wind circulates through both sides wind gap and heat dissipation chamber, is favorable to taking away the heat of heat dissipation base plate, and wind blows the blade and drives the axis of rotation when the chamber that dispels the heat simultaneously and rotate, and the cleaning brush is cleaned the heat dissipation base plate surface, avoids the heat dissipation base plate surface to pile up the dust.
Description
Technical Field
The utility model relates to the technical field of street lamps, in particular to an LED street lamp convenient to radiate and maintain.
Background
The LED street lamp has the advantages of environmental protection, no pollution, low power consumption and high lighting effect, is a mainstream road lighting facility at present, but can generate a large amount of heat in the using process, needs to be effectively radiated, and otherwise can influence the service life of an LED light source. Traditional LED street lamp mostly adopts the mode of heat conduction such as setting up the radiator to dispel the heat, and its radiating effect is not obvious, can not be timely with the heat dissipation to external environment that the LED lamp produced, the radiating efficiency is low, life is shorter.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an LED street lamp convenient for heat dissipation and maintenance, so as to solve the problems in the background technology.
In order to solve the technical problems, the utility model provides the following technical scheme:
a LED street lamp convenient for heat dissipation and maintenance comprises a lamp post, wherein a mounting groove is formed in the lamp post, a driving motor is fixedly arranged at the bottom of the mounting groove, a transmission screw is fixedly connected to the output end of the driving motor, a connecting rod is vertically and slidably assembled in the mounting groove and is in threaded connection with the transmission screw, a lamp holder is fixedly connected to the top surface of one end, away from the lamp post, of the connecting rod, a heat dissipation base plate is fixedly arranged on the bottom surface of the lamp holder, an LED lamp panel is arranged on the bottom surface of the heat dissipation base plate, a lamp shade covering the heat dissipation base plate is arranged on the bottom surface of the lamp holder, a heat dissipation cavity is formed in the lamp holder and is communicated with the top surface of the heat dissipation base plate, air openings communicated with the heat dissipation cavity are formed in two sides of the lamp holder, heat dissipation holes communicated with the heat dissipation cavity are formed in the top end of the lamp holder, a plurality of rotating shafts are rotatably connected to the top surface of the heat dissipation base plate, the rotating shaft is provided with a plurality of blades on the side wall, and a cleaning brush is arranged at the bottom end of the side wall and is in abutting contact with the top surface of the heat dissipation substrate.
Realize above-mentioned technical scheme, it rotates to drive screw through driving motor, the connecting rod removes in vertical direction, the convenient maintenance to the street lamp, heat dissipation base plate and LED lamp plate direct contact, interface thermal resistance has been reduced, efficient heat transfer has been guaranteed, with the heat transfer of LED lamp plate to heat dissipation base plate, external wind circulates through both sides wind gap and heat dissipation chamber, be favorable to taking away the heat of heat dissipation base plate, simultaneously wind when the heat dissipation chamber, it drives the axis of rotation to blow the blade, the cleaning brush is cleaned heat dissipation base plate surface, avoid heat dissipation base plate surface to pile up the dust, influence the radiating effect.
As a preferable scheme of the utility model, the tuyere is trumpet-shaped and is provided with a plurality of air deflectors at intervals along the vertical direction.
The technical scheme is realized, stable air outlet and air inlet are facilitated, the air guide channels are formed among the air guide plates, external air is in a steady flow state when entering and exiting the heat dissipation cavity, and noise is reduced.
As a preferred scheme of the present invention, a rain shield is fixedly connected to the top surface of the lamp holder above the heat dissipation holes, and two sides of the rain shield are inclined downward and located above the air opening.
By the technical scheme, the influence on normal work of the street lamp caused by rainwater entering the heat dissipation cavity is avoided.
As a preferable scheme of the present invention, the heat dissipation holes and the rotation shaft are coaxially arranged.
According to the technical scheme, the radiating holes further improve the radiating efficiency, dust stirred by the blades can be discharged from the radiating holes, and the internal cleanness and the radiating efficiency are guaranteed.
In conclusion, the utility model has the following beneficial effects: drive screw through driving motor and rotate, the connecting rod removes in vertical direction, the convenient maintenance to the street lamp, heat dissipation base plate and LED lamp plate direct contact, interface thermal resistance has been reduced, efficient heat transfer has been guaranteed, with the heat transfer of LED lamp plate to heat dissipation base plate, external wind circulates through both sides wind gap and heat dissipation chamber, be favorable to taking away the heat of heat dissipation base plate, simultaneously wind when the heat dissipation chamber, it drives the axis of rotation to blow the blade and rotate, the cleaning brush is cleaned heat dissipation base plate surface, avoid heat dissipation base plate surface to pile up the dust, influence the radiating effect.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
in the figure: 1, a lamp post; 2, mounting a groove; 3 driving the motor; 4, driving a screw rod; 5 connecting rods; 6, a lamp holder; 7 a heat dissipation substrate; 8 LED lamp panels; 9 lamp shade; 10 heat dissipation cavity; 11 air ports; 12 heat dissipation holes; 13 rotating the shaft; 14 blades; 15 cleaning brush; 16 air deflectors; 17 rain shield.
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.
Example one
Referring to fig. 1-2, the utility model provides an LED street lamp convenient for heat dissipation and maintenance, comprising a lamp post 1, a mounting groove 2 is formed on the lamp post 1, a driving motor 3 is fixedly arranged at the bottom of the mounting groove 2, a driving screw 4 is fixedly connected at the output end of the driving motor 3, a connecting rod 5 is vertically and slidably assembled in the mounting groove 2, the connecting rod 5 is in threaded connection with the driving screw 4, a lamp holder 6 is fixedly connected on the top surface of one end of the connecting rod 5 away from the lamp post 1, a heat dissipation substrate 7 is fixedly arranged on the bottom surface of the lamp holder 6, an LED lamp panel 8 is arranged on the bottom surface of the heat dissipation substrate 7, a lampshade 9 covering the heat dissipation substrate 7 is arranged on the bottom surface of the lamp holder 6, a heat dissipation cavity 10 is formed inside the lamp holder 6, the heat dissipation cavity 10 is communicated with the top surface of the heat dissipation substrate 7, air ports 11 communicated with the heat dissipation cavity 10 are formed on both sides of the lamp holder 6, and heat dissipation holes 12 communicated with the heat dissipation cavity 10 are formed at the top end, the top surface of the heat dissipation substrate 7 is rotatably connected with a plurality of rotating shafts 13, the side wall of each rotating shaft 13 is provided with a plurality of blades 14, the bottom end of the side wall of each rotating shaft is provided with a cleaning brush 15, and the cleaning brushes 15 are in abutting contact with the top surface of the heat dissipation substrate 7.
In the embodiment of the utility model, the driving motor 3 drives the transmission screw rod 4 to rotate, the connecting rod 5 moves in the vertical direction, maintenance and repair of the street lamp are facilitated, the heat dissipation substrate 7 is in direct contact with the LED lamp panel 8, interface thermal resistance is reduced, efficient heat transfer is ensured, heat of the LED lamp panel 8 is transferred to the heat dissipation substrate 7, external wind circulates through the air ports 11 at two sides and the heat dissipation cavity 10, heat of the heat dissipation substrate 7 is taken away, meanwhile, when the wind passes through the heat dissipation cavity 10, the blades 14 are blown to drive the rotating shaft 13 to rotate, the cleaning brush 15 cleans the surface of the heat dissipation substrate 7, and dust accumulation on the surface of the heat dissipation substrate 7 is avoided, and the heat dissipation effect is not influenced.
Example two
Referring to fig. 1-2, the utility model provides an LED street lamp convenient for heat dissipation and maintenance, comprising a lamp post 1, a mounting groove 2 is formed on the lamp post 1, a driving motor 3 is fixedly arranged at the bottom of the mounting groove 2, a driving screw 4 is fixedly connected at the output end of the driving motor 3, a connecting rod 5 is vertically and slidably assembled in the mounting groove 2, the connecting rod 5 is in threaded connection with the driving screw 4, a lamp holder 6 is fixedly connected on the top surface of one end of the connecting rod 5 away from the lamp post 1, a heat dissipation substrate 7 is fixedly arranged on the bottom surface of the lamp holder 6, an LED lamp panel 8 is arranged on the bottom surface of the heat dissipation substrate 7, a lampshade 9 covering the heat dissipation substrate 7 is arranged on the bottom surface of the lamp holder 6, a heat dissipation cavity 10 is formed inside the lamp holder 6, the heat dissipation cavity 10 is communicated with the top surface of the heat dissipation substrate 7, air ports 11 communicated with the heat dissipation cavity 10 are formed on both sides of the lamp holder 6, and heat dissipation holes 12 communicated with the heat dissipation cavity 10 are formed at the top end, the top surface of the heat dissipation substrate 7 is rotatably connected with a plurality of rotating shafts 13, the side wall of each rotating shaft 13 is provided with a plurality of blades 14, the bottom end of the side wall of each rotating shaft is provided with a cleaning brush 15, and the cleaning brushes 15 are in abutting contact with the top surface of the heat dissipation substrate 7.
The air port 11 is trumpet-shaped and is provided with a plurality of air deflectors 16 at intervals along the vertical direction, which is beneficial to stable air outlet and air inlet, and a plurality of air guide channels are formed between the air deflectors 16, so that the external air is in a steady flow state when entering and exiting the heat dissipation cavity 10, and the noise is reduced.
The top surface of the lamp holder 6 is fixedly connected with a rain baffle 17 above the heat dissipation holes 12, and the two sides of the rain baffle 17 are inclined downwards and are positioned above the air opening 11, so that rainwater is prevented from entering the heat dissipation cavity 10 and affecting the normal work of the street lamp.
The heat dissipation holes 12 are coaxially arranged corresponding to the rotation shaft 13, the heat dissipation holes 12 further improve the heat dissipation efficiency, and the dust stirred by the blades 14 can be discharged out of the heat dissipation cavity 10 from the heat dissipation holes 12, so that the internal cleanness and the heat dissipation efficiency are ensured.
In the embodiment of the utility model, the driving motor 3 drives the transmission screw rod 4 to rotate, the connecting rod 5 moves in the vertical direction, maintenance and repair of the street lamp are facilitated, the heat dissipation substrate 7 is in direct contact with the LED lamp panel 8, interface thermal resistance is reduced, efficient heat transfer is ensured, heat of the LED lamp panel 8 is transferred to the heat dissipation substrate 7, external wind circulates through the air ports 11 at two sides and the heat dissipation cavity 10, heat of the heat dissipation substrate 7 is taken away, meanwhile, when the wind passes through the heat dissipation cavity 10, the blades 14 are blown to drive the rotating shaft 13 to rotate, the cleaning brush 15 cleans the surface of the heat dissipation substrate 7, and dust accumulation on the surface of the heat dissipation substrate 7 is avoided, and the heat dissipation effect is not influenced.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. 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 (4)
1. A LED street lamp convenient for heat dissipation and maintenance comprises a lamp post, wherein a mounting groove is formed in the lamp post, a driving motor is fixedly arranged at the bottom of the mounting groove, a transmission screw is fixedly connected to the output end of the driving motor, a connecting rod is vertically and slidably assembled in the mounting groove and is in threaded connection with the transmission screw, and the LED street lamp is characterized in that a lamp holder is fixedly connected to the top surface of one end, away from the lamp post, of the connecting rod, a heat dissipation substrate is fixedly arranged on the bottom surface of the lamp holder, an LED lamp panel is arranged on the bottom surface of the heat dissipation substrate, a lamp shade covering the heat dissipation substrate is arranged on the bottom surface of the lamp holder, a heat dissipation cavity is formed in the lamp holder and is communicated with the top surface of the heat dissipation substrate, air openings communicated with the heat dissipation cavity are formed in two sides of the lamp holder, and heat dissipation holes communicated with the heat dissipation cavity are formed in the top end of the lamp holder, the top surface of the heat dissipation substrate is rotatably connected with a plurality of rotating shafts, a plurality of blades are arranged on the side wall of each rotating shaft, and cleaning brushes are arranged at the bottom ends of the side walls of the rotating shafts, and the cleaning brushes are in abutting contact with the top surface of the heat dissipation substrate.
2. The LED street lamp convenient to dissipate heat and maintain as claimed in claim 1, wherein the air inlet is flared and is provided with a plurality of air deflectors at uniform intervals along a vertical direction.
3. The LED street lamp convenient for heat dissipation and maintenance as claimed in claim 2, wherein a rain shield is fixedly connected to the top surface of the lamp holder above the heat dissipation holes, and two sides of the rain shield are inclined downwards and located above the air opening.
4. The LED street lamp convenient for heat dissipation and maintenance according to claim 3, wherein the heat dissipation holes are coaxially arranged corresponding to the rotation shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121773619.8U CN215523069U (en) | 2021-07-30 | 2021-07-30 | LED street lamp convenient to heat dissipation and maintenance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121773619.8U CN215523069U (en) | 2021-07-30 | 2021-07-30 | LED street lamp convenient to heat dissipation and maintenance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215523069U true CN215523069U (en) | 2022-01-14 |
Family
ID=79788613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121773619.8U Expired - Fee Related CN215523069U (en) | 2021-07-30 | 2021-07-30 | LED street lamp convenient to heat dissipation and maintenance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215523069U (en) |
-
2021
- 2021-07-30 CN CN202121773619.8U patent/CN215523069U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220114 |