CN220038394U

CN220038394U - Lamp cap heat radiation structure of LED street lamp

Info

Publication number: CN220038394U
Application number: CN202320411853.9U
Authority: CN
Inventors: 陈汝强; 召海星; 陈垠宇; 周晶海
Original assignee: Pu'er Pushun Intelligent Technology Co ltd
Current assignee: Pu'er Pushun Intelligent Technology Co ltd
Priority date: 2023-03-07
Filing date: 2023-03-07
Publication date: 2023-11-17
Anticipated expiration: 2033-03-07

Abstract

The utility model discloses a lamp cap heat radiation structure of an LED street lamp, which comprises a base, wherein a control mechanism and a heat radiation mechanism are arranged in the base, the control mechanism can monitor the temperature, the heat radiation mechanism can directly radiate heat, the control mechanism comprises a control box fixedly connected with the base, the control box is rotationally connected with a door, the control box is fixedly connected with a control board, and a control chip is arranged in the control board and can control the heat radiation mechanism to start; according to the utility model, the heat dissipation plate is arranged, and then the holes arranged on the heat dissipation plate can accelerate the flow of gas in the space, so that the outdoor air and the interior of the lamp are subjected to sufficient air exchange, and the temperature is quickly reduced; the water pipeline is arranged in the heat dissipation plate, so that heat can be taken away through water of the pipeline when the power of the lamp is high, and the temperature is reduced relatively quickly; the heat dissipation plate is convenient to fix and is clung to the LED lamp to dissipate heat, so that the heat dissipation speed is improved, and the heat dissipation efficiency is improved.

Description

Lamp cap heat radiation structure of LED street lamp

Technical Field

The utility model relates to the technical field of heat dissipation, in particular to a heat dissipation structure of a lamp cap of an LED street lamp.

Background

The LED lamp has the advantages of low power consumption, high illumination brightness, long service life and the like, is very suitable for street lamps, but has the advantages compared with other traditional bulbs or mercury lamps, but also has the problem of heat dissipation, if the internal temperature of the lamp is increased due to poor heat dissipation, the high-power LED chip can be subjected to light attenuation to shorten the service life of the lamp or the lamp can be damaged;

in this regard, the utility model patent with publication number CN102072432B discloses a heat dissipation method for an LED street lamp structure, an LED lamp cap and an LED lamp, where the LED street lamp structure includes a lamp cap, a control unit, a hollow electric pole and a fan, the lamp cap includes a lamp housing, an LED lighting assembly, a light-transmitting cover, a heat sink, a second air inlet, a second air outlet, a movable cover and/or a filter screen, the lamp housing and the light-transmitting cover form a space for accommodating the LED lighting assembly and the heat sink, and the movable cover and/or the filter screen are disposed outside the second air outlet; the control unit comprises a first air inlet, a first air outlet, an air filter and a controller, wherein the air filter is arranged on the inner side or the outer side of the first air inlet, and the controller controls the air flow in the LED street lamp structure; the two ends of the hollow electric pole are respectively connected with the first air inlet and the second air inlet so as to form an air channel between the lamp cap and the control unit; the fan is arranged in the control unit and/or the lamp holder and used for rotating to cause air flow;

in the device, the effect of heat dissipation by the gas flow is not fast enough, and the lamp can be quickly warmed up when in use, and if the temperature is not controlled by heat dissipation when in warming, the lamp bulb is damaged, and the service life of the lamp is influenced.

Disclosure of Invention

The utility model aims to provide a heat dissipation structure of an LED street lamp cap so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the LED street lamp cap heat dissipation structure comprises a base, wherein a control mechanism and a heat dissipation mechanism are arranged in the base, the control mechanism can monitor the temperature, and the heat dissipation mechanism can directly dissipate heat;

the control mechanism comprises a control box fixedly connected with the base, a door is rotatably connected with the control box, a control board is fixedly connected with the control box, a control chip is arranged in the control board, an electromagnet is fixedly connected with the base, a spring is fixedly connected with the base, a piston is fixedly connected with the spring, a water containing cavity is arranged in the base, and a water inlet of the water containing cavity is arranged in the control box, so that water can be conveniently contained.

Preferably, the heat dissipation mechanism comprises a bracket fixedly connected with the upper end of the base, and the bracket is fixedly connected with a thermistor, and the thermistor can monitor the temperature rise condition of the lamp and feed back to the control board.

Preferably, the bracket is fixedly connected with heat dissipation metal, the heat dissipation metal is a metal with high heat conduction speed, the bracket is provided with vent holes, three filter screens are arranged in the vent holes of the bracket, and the filter screens can prevent insects and dust from entering;

the LED lamp is characterized in that the lamp shade is fixedly connected to the lower end face of the support, the heat dissipation plate is fixedly connected to the support, the LED lamp is fixedly connected to the lower end face of the heat dissipation plate, the fan is fixedly connected to the upper end face of the heat dissipation plate, and the heat dissipation plate is provided with a plurality of heat dissipation holes, so that airflow is convenient to surge.

Preferably, a water pipe channel is arranged in the heat dissipation plate, the heat dissipation plate is fixedly connected with two water pipes, the other ends of the two water pipes are fixedly connected with the bracket, and a pipeline which is communicated with the water pipes and can be used for water passing is arranged in the bracket;

corresponding pipeline through holes are formed in the base, the through holes start from the water containing cavity of the base and then pass through the pipeline through holes of the base and the pipeline connection of the support, and a water pump is arranged on the pipeline at the connection position.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the heat dissipation plate is arranged, and then the holes arranged on the heat dissipation plate can accelerate the flow of gas in the space, so that the outdoor air and the interior of the lamp are subjected to sufficient air exchange, and the temperature is quickly reduced;

the water pipeline is arranged in the heat dissipation plate, so that heat can be taken away through water of the pipeline when the power of the lamp is high, and the temperature is reduced relatively quickly;

the heat dissipation plate is convenient to fix and is clung to the LED lamp to dissipate heat, so that the heat dissipation speed is improved, and the heat dissipation efficiency is improved.

Drawings

FIG. 1 is a schematic view of the present utility model;

FIG. 2 is a schematic front view of the present utility model;

FIG. 3 is a schematic top view of the present utility model;

FIG. 4 is a schematic elevational view of the present utility model;

FIG. 5 is a schematic top view of the internal structure of the present utility model;

FIG. 6 is an enlarged schematic view of a portion of the heat dissipation mechanism of FIG. 4 according to the present utility model;

FIG. 7 is an enlarged schematic view of a portion of the control mechanism of FIG. 4 in accordance with the present utility model;

fig. 8 is an enlarged view of a portion of the heat dissipation mechanism of fig. 5 according to the present utility model.

In the figure: 10. a base; 11. a control box; 12. a bracket; 13. a thermistor; 14. a heat-dissipating metal; 15. a lamp shade; 16. a fan; 17. a filter screen; 18. an LED lamp; 19. a water pipe; 20. a water pump; 21. a control board; 22. a door; 23. a piston; 24. a heat dissipation plate; 25. a spring; 26. an electromagnet; 27. a control mechanism; 28. and a heat dissipation mechanism.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1:

referring to fig. 1-8, the present utility model provides a technical solution: the LED street lamp cap heat dissipation structure comprises a base 10, wherein a control mechanism 27 and a heat dissipation mechanism 28 are arranged in the base 10, the control mechanism 27 can monitor the temperature, and the heat dissipation mechanism 28 can directly dissipate heat;

the control mechanism 27 comprises a control box 11 fixedly connected with the base 10, a door 22 is rotatably connected with the control box 11, a control board 21 is fixedly connected with the control box 11, a control chip is arranged in the control board 21, an electromagnet 26 is fixedly connected with the base 10, a spring 25 is fixedly connected with the base 10, and a piston 23 is fixedly connected with the spring 25;

the base 10 is internally provided with a water containing cavity, and a water inlet of the water containing cavity is arranged in the control box 11, so that water is conveniently contained.

The heat dissipation mechanism 28 comprises a bracket 12 fixedly connected with the upper end of the base 10, the bracket 12 is fixedly connected with a thermistor 13, the thermistor 13 can monitor the temperature rise of the lamp and feed back to the control board 21, the bracket 12 is fixedly connected with a heat dissipation metal 14, and the heat dissipation metal 14 is a metal with high heat conduction speed;

the bracket 12 is provided with a vent hole, three filter screens 17 are arranged in the vent hole of the bracket 12, and the filter screens 17 can prevent insects and dust from entering;

the lamp shade 15 is fixedly connected with the lower terminal surface of support 12, and support 12 fixedly connected with heating panel 24, terminal surface fixedly connected with LED lamp 18 under the heating panel 24, heating panel 24 up end fixedly connected with fan 16, heating panel 24 are equipped with a plurality of louvres, make things convenient for the air current to surge.

Example 2:

referring to fig. 1-8, example 2:

be equipped with water pipe passageway in the heating panel 24, heating panel 24 and two water pipes 19 fixed connection, two water pipe 19 other end fixedly connected with support 12 are equipped with the pipeline that can cross with water pipe 19 intercommunication in the support 12, are equipped with corresponding pipeline through-hole in the base 10, and the through-hole is from base 10 water filling chamber, then through base 10 pipeline through-hole and the pipe connection of support 12, and the pipeline of junction is equipped with water pump 20.

Working principle:

after the structure is installed, when the LED lamp 18 is started, the LED lamp 18 emits light to generate heat, then the thermistor 13 monitors and detects the heating condition of the LED lamp 18, when the LED lamp 18 generates heat to the temperature capable of radiating heat, the fan 16 is started to enable air in the space in the lampshade 15 and the bracket 12 to flow, and if the fan 16 enables the temperature of the LED lamp 18 to rise slowly after the air flows;

however, if the power of the LED lamp 18 is high or the service environment temperature is high, the door 22 is opened, then the water is filled into the water inlet in the control box 11, the water is filled into the water filling cavity, meanwhile, the electromagnet 26 is started, so that the piston 23 is driven to move downwards, more water is filled into the water filling cavity, then the water inlet in the control box 11 is plugged, then the electromagnet 26 is stopped, and the piston 23 pushes the water to enter the pipeline through hole upwards under the action of the spring 25;

at this time, after the starting temperature of the LED lamp 18 is raised to a certain level and detected by the thermistor 13, the front water pump 20 is started, the rear water pump 20 rotates reversely, then the water flowing through the pipe through hole of the base 10 enters the heat dissipation plate 24 through the water pipe 19 and then cools the heat dissipation plate 24, the circulating water flows in the heat dissipation plate 24 and cools the heat dissipation plate 24 until the temperature drops, and the water pump 20 stops, so that heat dissipation is faster.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

LED street lamp holder heat radiation structure, including base (10), its characterized in that: a control mechanism (27) and a heat dissipation mechanism (28) are arranged in the base (10), the control mechanism (27) can monitor the temperature, and the heat dissipation mechanism (28) can directly dissipate heat;

the control mechanism (27) comprises a control box (11) fixedly connected with the base (10), the control box (11) is rotationally connected with a door (22), the control box (11) is fixedly connected with a control board (21), a control chip is arranged in the control board (21), the base (10) is fixedly connected with an electromagnet (26), the base (10) is fixedly connected with a spring (25), and the spring (25) is fixedly connected with a piston (23).
2. The LED street lamp cap heat dissipation structure of claim 1, wherein: a water containing cavity is arranged in the base (10), and a water inlet of the water containing cavity is arranged in the control box (11).
3. The LED street lamp cap heat dissipation structure of claim 1, wherein: the heat dissipation mechanism (28) comprises a bracket (12) fixedly connected with the upper end of the base (10), and the bracket (12) is fixedly connected with a thermistor (13).
4. A LED street lamp cap heat dissipating structure according to claim 3, wherein: the support (12) is fixedly connected with heat dissipation metal (14), and the support (12) is provided with a vent hole.
5. The LED street lamp head heat dissipation structure as set forth in claim 4, wherein: three filter screens (17) are arranged in the vent holes of the support (12).
6. A LED street lamp cap heat dissipating structure according to claim 3, wherein: the LED lamp is characterized in that a lampshade (15) is fixedly connected to the lower end face of the support (12), a radiating plate (24) is fixedly connected to the support (12), and an LED lamp (18) is fixedly connected to the lower end face of the radiating plate (24).
7. The LED street lamp head heat dissipation structure of claim 6, wherein: the cooling plate is characterized in that a fan (16) is fixedly connected to the upper end face of the cooling plate (24), a water pipe channel is arranged in the cooling plate (24), the cooling plate (24) is fixedly connected with two water pipes (19), and the other ends of the two water pipes (19) are fixedly connected with the support (12).
8. The LED street lamp head heat dissipation structure of claim 7, wherein: the water pipe is characterized in that a pipeline which is communicated with the water pipe (19) and can be used for water passing is arranged in the support (12), a corresponding pipeline through hole is formed in the base (10), and a water pump (20) is arranged in a pipeline at the joint.