CN210717285U

CN210717285U - Sealed outdoor LED lamp convenient to heat dissipation

Info

Publication number: CN210717285U
Application number: CN201921490587.3U
Authority: CN
Inventors: 林永锁; 谢晔; 王亚辉
Original assignee: Jiangsu Riya Lighting Technology Co Ltd
Current assignee: Jiangsu Riya Lighting Technology Co Ltd
Priority date: 2019-09-09
Filing date: 2019-09-09
Publication date: 2020-06-09
Anticipated expiration: 2029-09-09

Abstract

The utility model discloses a sealed outdoor LED lamp convenient to heat dissipation, which comprises a lamp body, a power supply unit for installing external photovoltaic board on the lamp pole by the lamp body, above-mentioned lamp body includes the radiating seat, be equipped with the heat-conducting plate on the above-mentioned radiating seat, be equipped with aluminium base board on the above-mentioned heat-conducting plate, the LED lamp is equipped with on the above-mentioned aluminium base board, the relative sealed lamp shade that is equipped with on the above-mentioned heat-conducting plate, above-mentioned lamp shade parcel aluminium base board and LED lamp, be equipped with the mounting groove on the above-mentioned heat-conducting plate, the mounting groove is arranged in to above-mentioned lamp shade, above-mentioned heat-conducting plate lower.

Description

Sealed outdoor LED lamp convenient to heat dissipation

Technical Field

The utility model relates to a LED lamps and lanterns, concretely relates to sealed outdoor LED lamp convenient to heat dissipation.

Background

With the development of the times, lighting appliances are gradually increased, part of lamps are specially designed for being arranged outdoors, the LED lamps usually arranged outside the houses are charged by installing a photovoltaic panel and a photovoltaic controller on lamp poles, in the daytime, the photovoltaic panel converts light energy into electric energy and supplies the electric energy to a solar storage battery, and the solar storage battery supplies power to the LED lamps at night, so that the LED lamps are not easily connected with a municipal power supply to realize lighting outdoors.

Because the outdoor mosquito in summer is more, and most mosquito has phototaxis, and in outdoor night promptly, the mosquito often gathers near the LED lamp, has partly mosquito to be influenced by the heat energy that the LED lamp produced and leads to dying, and its mosquito corpse often adheres to and influences the illumination on the LED lamp, and the LED lamp of this mode is difficult for wasing, consequently needs the user to change lamps and lanterns regularly, very big waste manpower and material resources.

And some users are in order to reduce the influence of mosquitoes on the LED lamps, so the lampshade is sleeved on the LED lamp, the LED lamp can be in a relatively sealed environment, the adhesion of mosquitoes is reduced, the lampshade can be directly washed by water, and the lighting is ensured not to be influenced by mosquitoes easily. As is well known, the LED lamp can generate heat energy during working, and the heat energy generated by the LED lamp is not easy to dissipate because the LED lamp is in a relatively sealed environment, so that the temperature of the LED lamp is too high, the influence of the heat energy on the resistance is large, and the short circuit or the reduction of the service life of the lamp can occur. Therefore, how to seal the lamp outdoors to improve the heat dissipation efficiency is worthy of study.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sealed outdoor LED lamp convenient to heat dissipation to expect to solve the low problem of outdoor sealed lamps and lanterns radiating efficiency.

In order to solve the technical problem, the utility model adopts the following technical scheme:

the utility model provides a sealed outdoor LED lamp convenient to heat dissipation, which comprises a lamp body, a power supply unit for installing external photovoltaic board on the lamp pole by the lamp body, above-mentioned lamp body includes the radiating seat, be equipped with the heat-conducting plate on the above-mentioned radiating seat, be equipped with aluminium base board on the above-mentioned heat-conducting plate, the LED lamp is equipped with on the above-mentioned aluminium base board, the relative sealed lamp shade that is equipped with on the above-mentioned heat-conducting plate, aluminium base board and the LED lamp of above-mentioned lamp shade parcel, be equipped with the mounting groove on the above-mentioned heat-conducting plate, the mounting.

Preferably, the heat sink includes a hollow base body, the bottom of the base body is provided with an installation plate, and the side of the base body is provided with a plurality of air flow grooves for communicating the outside atmosphere with the hollow part of the base body.

The lamp post is characterized in that a heat dissipation fan is arranged in the hollow position of the base body, a plurality of airflow holes are formed in the mounting plate, mounting screw holes are formed in the mounting plate and used for being inserted into bolts through the mounting screw holes to be fixed on the lamp post, and the heat dissipation fan is fixed on the mounting plate and used for driving air in the base body to flow when the heat dissipation fan rotates.

According to a further technical scheme, a temperature sensor is arranged in the hollow portion of the base body and is in signal connection with a control unit of the cooling fan, and the temperature sensor and the cooling fan are connected with a power supply unit of the photovoltaic panel.

The further technical proposal is that the width of the airflow groove is gradually enlarged from the inside to the outside of the seat body.

The further technical proposal is that the aperture of the airflow hole is gradually reduced from the outside of the seat body to the inside of the seat body.

According to a further technical scheme, a filter is arranged on the lampshade and used for distributing light to the local LED lamp, and the filter is a curved surface.

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

the utility model discloses an aluminium base board bears the LED lamp, through aluminium base board and the LED lamp of heat-conducting plate and lamp shade parcel, make in the lamp shade and the lamp shade produce the heat bridge reaction outward through the heat-conducting plate, and then make the heat energy in the lamp shade give off the heat conductor by the heat-conducting plate, make the air flow through the clearance between the heat conductor, last hot air is taken out by the air, the heat energy that is not taken out by the air passes through the heat conductor and transmits to the radiating seat, by the further heat energy that gives off of radiating seat.

The utility model discloses a set up the air current groove on the pedestal of radiating seat to improve the area of contact of radiating seat and air, and then improve the radiating efficiency, simultaneously through pedestal cavity installation cooling fan, drive the circulation of air by cooling fan, thereby promote the radiating efficiency.

The utility model discloses a temperature sensor gathers pedestal hollow portion temperature to with signal transmission to cooling fan the control unit according to setting for the threshold value, by cooling fan the control unit control cooling fan start/stop, realize cooling fan's rational use.

The utility model discloses a groove width of air current groove is expanded outside by the pedestal is inside gradually to the improvement gets into the mobile speed that air current groove got into the inside air of pedestal, accelerates the radiating efficiency.

The utility model discloses an air current hole is dwindled to inside by outside gradually, and then guarantees to get into the inside air of pedestal from the pedestal outside by the compression, guarantees the further reduction of its cooling efficiency.

Drawings

Fig. 1 is a schematic view of the present invention.

Fig. 2 is a schematic structural diagram of the present invention.

Fig. 3 is a schematic view of the installation of the lampshade of the utility model.

Fig. 4 is a layout diagram of the heat sink of the present invention.

Fig. 5 is a schematic view of the structure distribution of the heat dissipation base of the present invention.

1-lamp body, 2-radiating seat, 3-heat conducting plate, 4-aluminum substrate, 5-LED lamp, 6-lampshade, 7-mounting groove, 8-heat conducting body, 101-lamp post, 102-photovoltaic plate, 201-seat body, 202-mounting plate, 203-radiating fan, 204-airflow groove, 205-airflow hole, 206-mounting screw hole and 601-filter.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1, 2 and 3, one embodiment of the present invention is a sealed outdoor LED lamp for dissipating heat, which includes a lamp body 1, a power supply unit externally connected to a photovoltaic panel 102 and mounted on a lamp post 101 by the lamp body 1, wherein the lamp post 101 is an existing product, the photovoltaic panel 102 is an existing solar photovoltaic panel, a solar storage battery and a photovoltaic controller are adapted on the lamp post 101, wherein the photovoltaic controller is an existing commodity, a DC/DC type can be selected to reduce the production price, if the photovoltaic controller needs to control the photovoltaic panels 101 on a plurality of lamp posts 101, one straight-through type photovoltaic controller can be selected to simultaneously control the charging of a plurality of solar storage battery packs, for a small system provided with two storage batteries, a uniform charging mode is not needed, so that uniform charging is not set in the setting process generally, and direct charging can be realized.

The lamp body 1 comprises a heat dissipation seat 2, the heat dissipation seat 2 is provided with a heat conduction plate 3, the heat conduction plate 3 and the heat dissipation seat 2 can be made of heat conduction metal, energy conservation and cost are taken as starting points, aluminum materials can be selected, the heat conduction plate 3 is provided with an aluminum substrate 4, the aluminum substrate 4 is a PCB loading plate of the existing LED module, the aluminum substrate 4 is provided with an LED lamp 5, the aluminum substrate 4 is provided with a positive surface and a negative surface, the front surface is a pin for welding the LED lamp, the back surface is an aluminum surface, the aluminum substrate 4 is coated with heat conduction coagulation slurry and then contacted with the heat conduction plate 3, and compared with a common glass fiber plate, the aluminum substrate 4.

The relatively sealed lamp shade 6 that is equipped with on the above-mentioned heat-conducting plate 3, aluminium base board 4 and LED lamp 5 are wrapped up to above-mentioned lamp shade 6, be equipped with mounting groove 7 on the above-mentioned heat-conducting plate 3, and mounting groove 7 is arranged in to above-mentioned lamp shade 6, and wherein lamp shade 6 is transparent material, can be toughened glass, and lamp shade 6 is arc, and its mounting groove 7 is identical with 6 lower extreme profiles of lamp shade, through inserting lamp shade 6 in mounting groove 7 to paint solidification glue, make lamp shade 6 and heat-conducting plate 3 sealing connection, avoid mosquito contact LED lamp.

The lower end of the heat conducting plate 3 is provided with a plurality of heat conducting bodies 8, a gap is formed between every two adjacent heat conducting bodies 8, the heat conducting bodies 8 are distributed at the lower end of the heat conducting plate 3, all the heat conducting bodies 8 are arranged in a vertical matrix, and a hollow part is arranged between every two adjacent heat conducting bodies 8 and used for ventilating the hollow part, so that the heat conducting bodies 8 radiate heat energy into the air, and further the heat dissipation is realized.

Based on the above-mentioned embodiment, the utility model discloses a further embodiment is, above-mentioned radiating seat 2 includes pedestal 201, wherein pedestal 201 upper end and heat conductor 8 weld each other, be arranged in the heat energy transmission to pedestal 201 that will fail to give off by heat conductor 8, wherein pedestal 201's size is greater than heat conductor 8, above-mentioned pedestal 201 cavity, consequently, pedestal 201 is far greater than heat conductor 8 and air contact volume with the contact volume of air, above-mentioned pedestal 201 bottom is equipped with mounting panel 202, wherein install through mounting panel 202, fix radiating seat 2 on lamp pole 101 by mounting panel 202, and provide the load support to all the other parts.

A plurality of air flow grooves 204 are arranged at the side part of the seat body 201, and the air flow grooves 204 are used for communicating the outside atmosphere with the hollow part of the seat body 201; thereby increasing the contact area between the heat dissipation seat 2 and the air and further increasing the heat dissipation efficiency.

Further, the heat dissipation fan 203 is disposed in the hollow position of the seat body 201, the heat dissipation fan 203 is an existing commodity, the heat dissipation fan 203 may be an axial fan, and the mounting plate 202 is provided with a plurality of airflow holes 205, wherein when the heat dissipation fan 203 rotates, hot air is output from the airflow slot 204, and air enters the hollow portion of the seat body 201 through the airflow holes 205, so as to improve air flow rate and accelerate heat dissipation efficiency.

The mounting plate 202 is provided with mounting screw holes 206 for inserting bolts into the mounting screw holes 206 to be fixed on the lamp post 101, and the heat dissipation fan 203 is fixed on the mounting plate 202 for driving the air in the base body 201 to flow by the rotation of the heat dissipation fan 203; wherein cooling fan 203 passes through welding or bolt fixed mounting on mounting panel 202, effectively guarantees the stability of installation, makes cooling fan 203 can the steady operation.

Furthermore, a temperature sensor is disposed in a hollow portion of the base 201, the temperature sensor is in signal connection with a control unit of the cooling fan 203, and the temperature sensor and the cooling fan 203 are connected with a power supply unit of the photovoltaic panel 102; the temperature sensor is an existing commodity, and may be a thermocouple or a resistance probe, and is in signal connection with the control unit of the cooling fan 203 through the temperature sensor, so that a temperature signal of the hollow part of the seat body 201 acquired by the temperature sensor can be transmitted to the control unit of the cooling fan 203.

When the temperature sensor collects that the temperature of the hollow part of the seat body 201 is greater than a set threshold value, a signal is transmitted to the control unit of the cooling fan 203, the control unit of the cooling fan 203 controls the cooling fan 203 to start, the air circulation is increased, and the cooling efficiency is improved.

When the temperature sensor collects that the temperature of the hollow part of the seat body 201 is less than a set threshold value, a signal is transmitted to the control unit of the cooling fan 203, and the control unit of the cooling fan 203 controls the cooling fan 203 to be closed, so that the air of the cooling fan naturally circulates, and the energy consumption required by equipment is reduced.

Furthermore, the width of the air flow groove 204 gradually increases from the inside to the outside of the base 201, and when the air inside the air flow groove flows to the outside, the air pressure gradually increases from the inside to the outside, so that the air pressure decreases in the process, the air flow speed is slowed, and the heat is dissipated to the outside atmosphere along with the heat energy.

Furthermore, the aperture of the airflow hole 205 is gradually reduced from the outside of the base 201 to the inside of the base 201, wherein when the external air flows to the inside, the pressure of the air flowing into the inside is increased through the airflow hole 205, so that the flowing speed is increased, the temperature of the air is reduced, and the air is beneficial to absorbing heat, so that the air entering the base 201 can absorb the heat energy inside the base 201 and is carried out of the base 201 along with the movement of the air flow.

Based on the above embodiment, another embodiment of the present invention is that the lamp cover 6 is provided with a filter 601, used for distributing light to the local LED lamp 5 by the filter 601, the filter 601 is a curved surface, wherein firstly, an appropriate LED lamp is selected as a light source according to the required illumination quantity and the installation area, a paraboloid is established by taking the LED lamp as the center, the LED lamp is divided into a plurality of small blocks as a base surface, each block is mainly responsible for light distribution of a certain area on the light distribution screen, different blocks are responsible for light distribution of different areas, and all the block areas are mutually combined to ensure that the light distribution meets the standard requirement; then inputting the parameters of the basic surface, the parameters of each sub-block surface and the parameters of the adopted LED light source into a computer, the tracking analysis of the light is performed by using design software commonly used in the field such as Trecapro and the like, and the optimal curved surface angle of the filter 601 is selected according to the analysis result.

Reference throughout this specification to "one embodiment," "another embodiment," "an embodiment," "a preferred embodiment," or the like, means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment described generally in this application. The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is submitted that it is within the scope of the invention to effect such feature, structure, or characteristic in connection with other embodiments.

Although the invention has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this invention. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.

Claims

1. The utility model provides a sealed outdoor LED lamp convenient to heat dissipation, includes lamp body (1) for install the power supply unit of external photovoltaic board (102) on lamp pole (101) by lamp body (1), its characterized in that: the LED lamp is characterized in that the lamp body (1) comprises a heat dissipation seat (2), a heat conduction plate (3) is arranged on the heat dissipation seat (2), an aluminum substrate (4) is arranged on the heat conduction plate (3), an LED lamp (5) is arranged on the aluminum substrate (4), a lamp shade (6) is arranged on the heat conduction plate (3) in a relatively sealed mode, the lamp shade (6) wraps the aluminum substrate (4) and the LED lamp (5), a mounting groove (7) is formed in the heat conduction plate (3), the lamp shade (6) is arranged in the mounting groove (7), a plurality of heat conductors (8) are arranged at the lower end of the heat conduction plate (3), and a gap is formed between every two adjacent.

2. The sealed outdoor LED lamp for facilitating heat dissipation of claim 1, wherein: the heat dissipation seat (2) comprises a seat body (201), wherein the seat body (201) is hollow, a mounting plate (202) is arranged at the bottom of the seat body (201), and a plurality of airflow grooves (204) are formed in the side portion of the seat body (201) and used for communicating the outside atmosphere with the hollow portion of the seat body (201) through the airflow grooves (204).

3. The sealed outdoor LED lamp for facilitating heat dissipation of claim 2, wherein: the lamp post is characterized in that a heat dissipation fan (203) is arranged in the hollow position of the base body (201), a plurality of airflow holes (205) are formed in the mounting plate (202), mounting screw holes (206) are formed in the mounting plate (202) and used for inserting bolts into the mounting screw holes (206) to be fixed on the lamp post (101), and the heat dissipation fan (203) is fixed on the mounting plate (202) and used for driving air in the base body (201) to flow through rotation of the heat dissipation fan (203).

4. The sealed outdoor LED lamp for facilitating heat dissipation of claim 3, wherein: the solar photovoltaic module is characterized in that a temperature sensor is arranged in the hollow part of the base body (201), the temperature sensor is in signal connection with a control unit of the cooling fan (203), and the temperature sensor and the cooling fan (203) are connected with a power supply unit of the photovoltaic panel (102).

5. A sealed outdoor LED lamp facilitating heat dissipation according to claim 2 or 3, wherein: the width of the airflow groove (204) is gradually enlarged from the inside to the outside of the base body (201).

6. The sealed outdoor LED lamp for facilitating heat dissipation of claim 3, wherein: the aperture of the airflow hole (205) is gradually reduced from the outside of the base body (201) to the inside of the base body (201).

7. The sealed outdoor LED lamp for facilitating heat dissipation of claim 1, wherein: be equipped with filter lens (601) on lamp shade (6) for carry out the grading to local LED lamp (5) by filter lens (601), filter lens (601) are the curved surface.