CN219300698U

CN219300698U - Convection heat dissipation type projection lamp

Info

Publication number: CN219300698U
Application number: CN202320002287.6U
Authority: CN
Inventors: 谭泽民
Original assignee: Guangdong Liangmeiji Lighting Technology Co ltd
Current assignee: Guangdong Liangmeiji Lighting Technology Co ltd
Priority date: 2023-01-03
Filing date: 2023-01-03
Publication date: 2023-07-04
Anticipated expiration: 2033-01-03

Abstract

The utility model discloses a convection heat dissipation type projection lamp, which belongs to a projection lamp and comprises a lamp shell, wherein a face cover is arranged at the front part of the lamp shell, a lamp body plate is arranged in the lamp shell, the lamp body plate is arranged at the front part of an electric appliance cover, a wiring terminal is arranged at the rear end of the electric appliance cover, a radiator is circumferentially arranged outside the lamp body plate, the radiator is annular, and a closed space is formed by the interior of the radiator, the face cover and the electric appliance cover, so that the lamp body plate is arranged in the closed space; the lamp body is also provided with at least two convection holes, a convection channel is formed between the convection holes, and radiating fins outside the radiator are arranged in the convection channel. By additionally arranging convection holes on the lamp shell and forming convection channels between the convection holes, dust or fine garbage can be reduced to be accumulated on the radiating fins when the radiating fins of the radiator are arranged in the convection channels, so that the radiating performance of the radiator is guaranteed, and the service life of the projection lamp is prolonged.

Description

Convection heat dissipation type projection lamp

Technical Field

The utility model relates to a projection lamp, in particular to a convection heat dissipation projection lamp.

Background

The projecting lamp is a lamp for outdoor projection lighting or decoration, at present, the LED lamp beads are adopted, so that a radiator is required to be additionally arranged on the projecting lamp, dust or tiny garbage is easy to accumulate due to complex external environment, the radiating performance of the radiator is influenced, in order to ensure the effect of the radiator, the radiator cannot be closely arranged in a lamp body, if the service life of the projecting lamp with the structure is ensured, the dust or tiny garbage attached to the surface of the radiator is required to be regularly and clearly arranged, the maintenance cost is increased, and further research and improvement on the structure of the projecting lamp per se are required.

Disclosure of Invention

One of the objectives of the present utility model is to provide a convection heat dissipation type projector, which is expected to solve the technical problems of the prior art that dust or fine garbage is easily accumulated on the radiator of the same type projector, heat dissipation performance is affected, and maintenance cost is increased.

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

the utility model provides a convection heat dissipation type projection lamp, which comprises a lamp shell, wherein a face cover is arranged at the front part of the lamp shell, a lamp body plate is arranged in the lamp shell, the lamp body plate is arranged at the front part of an electric appliance cover, a wiring terminal is arranged at the rear end of the electric appliance cover, a radiator is arranged outside the lamp body plate in a surrounding manner, the radiator is annular, and a closed space is formed by the interior of the radiator, the face cover and the electric appliance cover, so that the lamp body plate is arranged in the closed space; the lamp body is also provided with at least two convection holes, a convection channel is formed between the convection holes, and radiating fins outside the radiator are arranged in the convection channel.

Preferably, the further technical scheme is as follows: handles are installed on two sides of the lamp housing, and the handles are used for driving the projection lamp to rotate on the support.

The further technical scheme is as follows: the upper portion of lamp body board still installs lens and glass lid, still install the diffuser plate between face lid and the glass lid, still install the lens hood on the face lid.

The further technical scheme is as follows: a pressing ring is arranged between the diffusion plate and the surface cover, and a first sealing ring is further arranged between the surface cover and the light shield.

The further technical scheme is as follows: and a sealing plate is arranged between the electric cover and the lamp body plate.

The further technical scheme is as follows: the two convection holes are arranged at the symmetrical positions of the side surfaces of the lamp housing.

Compared with the prior art, the utility model has one of the following beneficial effects: by additionally arranging convection holes on the lamp shell and forming convection channels between the convection holes, dust or fine garbage can be reduced to be accumulated on the radiation fins when the radiation fins of the radiator are arranged in the convection channels, so that the radiation performance of the radiator is guaranteed, the service life of the projection lamp is prolonged, and meanwhile, the convection heat dissipation type projection lamp provided by the utility model is simple in structure, suitable for industrial production and easy to popularize.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present utility model;

FIG. 2 is a longitudinal cross-sectional view of FIG. 1;

FIG. 3 is a diagram of the component handler of FIG. 1;

in the figure, 1 is a lamp housing, 2 is a face cover, 4 is a lamp body plate, 5 is an electric appliance cover, 6 is a radiator, 7 is a convection hole, 8 is a handle, 9 is a lens, 10 is a glass cover, 11 is a diffusion plate, 12 is a light shielding cover, 13 is a first sealing ring, 14 is a pressing ring, and 15 is a sealing plate.

Detailed Description

The utility model is further elucidated below in connection with the accompanying drawings.

Referring to fig. 1-3, an embodiment of the present utility model is a convective heat dissipation type projector, the structure of which is similar to that of the similar projector, and the convective heat dissipation type projector comprises a lamp housing 1, a front cover 2 is installed at the front part of the lamp housing 1, so that a cavity is formed in the lamp housing 1, a lamp body board 4 is conveniently arranged in the lamp housing 1, the lamp body board 4 is installed at the front part of an access appliance cover 5, the appliance board 5 is provided with a terminal, and is also arranged in the lamp housing 1, more importantly, a radiator 6 is also required to be installed around the outside of the lamp body board 4, the radiator 6 is in a ring shape, and a closed space is formed between the inside of the radiator 6 and the front cover 2 and the appliance cover 5, so that the lamp body board 4 is arranged in the closed space; more importantly, at least two convection holes 7 are additionally arranged on the lamp housing 1, convection channels are formed between the convection holes 7, and radiating fins on the outer side of the radiator 6 are arranged in the convection channels, so that the external dust and fine garbage are prevented from accumulating on the radiator through air flowing in the convection channels, and an adhesion layer is formed for a long time to influence the radiating effect of the radiator. It is preferable that the two convection holes 7 are preferably provided at positions symmetrical to each other on the side of the lamp housing 1 so as to form a straight convection channel for air flow, and under the action of the external flowing air, the convection channel can make the external dust and fine garbage not easily accumulated on the fins of the radiator, and the air flowing in the convection channel can further improve the heat dissipation efficiency of the radiator 6.

Preferably, in order to be convenient for adjusting the irradiation angle of the projection lamp, a handle 8 may be installed on two sides of the lamp housing 1, and the handle 8 is used for driving the projection lamp to rotate on the bracket, so as to present different irradiation angles. On the other hand, in order to facilitate the packaging of the lamp body plate 4 and the LED lamp beads at the upper part thereof in the floodlight, a lens 9 and a glass cover 10 can be installed at the upper part of the lamp body plate 4, then a diffusion plate 11 is installed between the surface cover 2 and the glass cover 10, and then a light shield 12 is installed on the surface cover 2. A pressing ring 14 may be further disposed between the diffusion plate 11 and the cover 2, and a first sealing ring 13 may be further disposed between the cover 2 and the light shielding cover 12. Further, similar to the similar projector structure, a sealing plate 15 may be added between the electric appliance cover 5 and the lamp body plate 4.

In this embodiment, through add convection hole 7 on lamp body 1 to make and form convection current passageway between the convection current hole 7, thereby when the fin of radiator 6 is arranged in convection current passageway, can reduce dust or tiny rubbish and pile up on the fin, and then guarantee the heat dispersion of radiator 6, promote the life of projecting lamp.

In practical use, the preferred embodiment of the utility model can be used for adjusting the irradiation angle of the projection lamp on the bracket by adjusting the irradiation angle of the projection lamp on the bracket through the handle on the movable fixing bracket of the lamp housing 1, and then the projection illumination or decoration of the target area can be performed.

In addition to the foregoing, references in the specification to "one embodiment," "another embodiment," "an embodiment," etc., mean that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment described in general terms in the application. The appearances of the 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 intended that such feature, structure, or characteristic be implemented within the scope of the utility model.

Although the utility model 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 scope and spirit of the principles of this disclosure. More specifically, various variations and modifications may be made to the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, drawings and claims of this application. In addition to variations and modifications in the component parts and/or arrangements, other uses will be apparent to those skilled in the art.

Claims

1. The utility model provides a convection heat dissipation formula projecting lamp, includes lamp body (1), face lid (2) are installed at the front portion of lamp body (1), the inside of lamp body (1) is equipped with lamp body board (4), the front portion at electric appliance cover (5) is installed to lamp body board (4), the rear end of electric appliance cover (5) is equipped with wiring end, its characterized in that: the lamp body plate (4) is externally and circumferentially provided with a radiator (6), the radiator (6) is annular, and an airtight space is formed between the inside of the radiator (6) and the face cover (2) and the electric appliance cover (5), so that the lamp body plate (4) is arranged in the airtight space;

at least two convection holes (7) are further formed in the lamp housing (1), a convection channel is formed between the convection holes (7), and radiating fins outside the radiator (6) are arranged in the convection channel.

2. The convective heat sink projector of claim 1 wherein: handles (8) are arranged on two sides of the lamp housing (1), and the handles (8) are used for driving the projection lamp to rotate on the support.

3. The convective heat sink projector of claim 1 wherein: the upper part of the lamp body plate (4) is also provided with a lens (9) and a glass cover (10), a diffusion plate (11) is also arranged between the surface cover (2) and the glass cover (10), and a light shield (12) is also arranged on the surface cover.

4. A convection heat dissipation projector as set forth in claim 3 wherein: a pressing ring (14) is arranged between the diffusion plate (11) and the surface cover (2), and a first sealing ring (13) is further arranged between the surface cover (2) and the light shield (12).

5. The convective heat sink projector of claim 1 wherein: a sealing plate (15) is arranged between the electric appliance cover (5) and the lamp body plate (4).

6. The convective heat sink projector of claim 1 wherein: the two convection holes (7) are arranged at the symmetrical positions of the side surfaces of the lamp housing (1).