CN223855478U - A stage lighting fixture and its dustproof structure - Google Patents

Abstract

This utility model discloses a stage lighting fixture and its dustproof structure. The dustproof structure includes a lamp housing with a partition plate inside. The partition plate is sealed to the inner wall of the lamp housing, dividing the inner cavity of the lamp housing into a light-emitting component cavity and a heat dissipation cavity. A light source mounting plate for installing a light source component is located in the middle of the partition plate, with the light-emitting surface of the light source component facing the light-emitting component cavity. A heat dissipation component is located at the bottom of the light source mounting plate. The heat dissipation component is located within the heat dissipation cavity. A first heat dissipation window is provided on the lamp housing corresponding to the heat dissipation cavity, and a cooling fan is provided between the heat dissipation component and the first heat dissipation window. This utility model divides the inner cavity of the lamp housing into upper and lower independent cavities through the partition plate, and the light-emitting component cavity and the heat dissipation cavity are completely isolated by the partition plate. Airflow during the heat dissipation process cannot enter the light-emitting component cavity, thus ensuring that the light-emitting component is not contaminated by dust and does not affect the lighting effect of the lamp.

Description

Stage lamps and lanterns and dustproof construction thereof

Technical Field

The utility model belongs to the technical field of stage lamps, and particularly relates to a stage lamp and a dustproof structure thereof.

Background

The stage lamp is one of the main lighting equipment in the performance industry and is widely applied to the fields of stage lighting, landscape lighting and the like. According to the use scene, can divide into outdoor lamps and lanterns and indoor lamps and lanterns generally, need to realize rain-proof/waterproof, dustproof effect to outdoor stage lamps and lanterns, and indoor stage lamps and lanterns are lower to rain-proof/waterproof, dustproof requirement relative outdoor lamps and lanterns.

The outdoor stage lamp or the indoor stage lamp has high requirements on heat dissipation of the lamp, and a special heat dissipation structure is usually arranged in the lamp structure. However, when the traditional stage lamp solves the heat dissipation problem, the dustproof effect is easily ignored, so that the stage lamp is easy to be covered with dust after being used for a long time by a precise optical component (such as a lens, a light source and the like) in the use process, and the luminous effect of the lamp is further affected.

For example, chinese patent No. CN209229695U published in 2019, 8 and 9 discloses a heat dissipation structure of a waterproof rocking lamp bulb, which is configured to realize air circulation through exhaust fans installed at two sides of a lamp body to dissipate heat of a bulb in the lamp body. However, as the lamp body is an integral cavity, the bulb is positioned in the cavity, and external dust can be sucked into the cavity of the lamp body in the heat dissipation process of the fan, so that optical components such as the bulb are polluted, and the light-emitting effect of the lamp is affected.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides a stage lamp and a dustproof structure thereof, which are used for solving the dustproof problem of the stage lamp in the heat dissipation process.

The technical scheme is that the dustproof structure of the stage lamp comprises a lamp shell, wherein a partition plate is arranged in the lamp shell and is in sealing connection with the inner wall of the lamp shell, an inner cavity of the lamp shell is divided into a luminous component cavity and a radiating cavity, a light source mounting plate capable of mounting a light source component is arranged in the middle of the partition plate, the luminous surface of the light source component faces one side of the luminous component cavity, the bottom of the light source mounting plate is provided with the radiating component, the radiating component is positioned in the radiating cavity, a first radiating window is arranged on the lamp shell corresponding to the radiating cavity, and a radiating fan is arranged between the radiating component and the first radiating window.

Further, the first heat dissipation window is arranged on two sides of the lamp shell of the heat dissipation cavity, and a heat dissipation fan is correspondingly arranged in the heat dissipation cavity on the inner side of the first heat dissipation window. And one side of the cooling fan is an air inlet fan, and the other side of the cooling fan is an air outlet fan, so that transverse air circulation is formed.

Further, in order to increase the sealing effect and the dustproof effect, the separation plate is in sealing connection with the light source mounting plate. Or the separation plate and the light source mounting plate are of an integrated structure. Furthermore, the light source mounting plate is provided with a mounting hole site of the light source component, and the light emitting surface of the light source component passes through the mounting hole site and is positioned in the cavity of the light emitting component, so that the cavity of the light emitting component where the light source component is positioned is completely isolated from the heat dissipation cavity.

Further, the light emitting assembly cavity is located at the upper portion of the heat dissipation cavity.

Based on the dustproof structure of the stage lamp, the utility model further provides the stage lamp, which comprises the lamp body and the base, wherein the lamp body is installed on the base through the rotating arm, and the lamp body comprises any dustproof structure.

Further, the lamp body both sides are rotated with the rocking arm through first pivot and are connected, be equipped with second pivot and rocking arm rotation on the base and be connected, the rocking arm is U type structure. The base is also provided with a control button, a display screen, an interface and a second radiating window for controlling the lamp.

According to the stage lamp provided by the embodiment of the utility model, the inner cavity of the lamp body is divided into the upper independent cavity and the lower independent cavity through the partition plate, wherein the upper part is the light-emitting component cavity, the lower part is the heat dissipation cavity, and the light-emitting component cavity and the heat dissipation cavity are completely sealed and isolated through the partition plate. Through this structure, the circulation of air can be realized to the heat dissipation cavity of lower part, dispels the heat of light source subassembly production, cools down, and the luminous subassembly cavity on upper portion is because sealed completely, and the air current in the heat dissipation process can't get into in the luminous subassembly cavity to guarantee that luminous subassembly does not receive the pollution of dust, even in long-time use, also can not influence the luminous effect of lamps and lanterns, and then improve the life of lamps and lanterns.

Drawings

Fig. 1 is a schematic view of an internal structure of a stage light fixture according to an embodiment of the utility model.

Fig. 2 is a second schematic view of an internal structure of the stage light according to the embodiment of the utility model.

Fig. 3 is a schematic view of the overall structure of the stage light fixture according to the embodiment of the utility model.

Fig. 4 is a perspective view of a stage light fixture according to an embodiment of the present utility model.

The LED stage lamp comprises a 10-luminous component cavity, a 11-lamp shell, a 12-separation plate, a 13-light source component, a 14-light source mounting plate, a 15-rotating shaft mounting hole, a 16-first rotating shaft and a 17-light outlet, a 20-radiating cavity, a 21-radiating component, a 22-radiating fan, a 23-first radiating window, a 30-base, a 31-control button, a 32-display screen, a 33-second radiating window, a 34-interface, a 35-rotating arm, a 36-second rotating shaft, a 100-lamp body and a 200-stage lamp.

Detailed Description

The present utility model will be described in further detail with reference to the following examples. However, it should not be understood that the scope of the subject matter of the present utility model is limited to the following embodiments, and all technical solutions implemented based on the foregoing fall within the scope of the present utility model.

If there is a description of "first," "second," etc. in an embodiment of the present utility model, the description of "first," "second," etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a technical feature defined by the "first" and "second" may include at least one such feature explicitly or implicitly. Furthermore, the described embodiments are only some, but not all, embodiments of the utility model. The technical solutions between the embodiments can be combined with each other, but must be based on the realization by a person skilled in the art.

As shown in fig. 3 and 4, the present embodiment provides a stage light fixture 200 having a dust-proof structure, which includes a lamp body 100 and a base 30, the lamp body 100 being mounted on the base 30 through a swivel arm 35. Specifically, the two sides of the lamp body 100 are rotatably connected with the rotating arm 35 through the first rotating shaft 16, the base 30 is provided with the second rotating shaft 36 which is rotatably connected with the rotating arm 35, the rotating arm 35 is in a U-shaped structure, and the lamp body 100 is arranged in the U-shaped bracket structure. The lamp body 100 can rotate around the first rotating shaft 16, the specific rotating angle can be set according to the requirement (usually 0-180 degrees), and meanwhile, the lamp body 100 can also rotate around the second rotating shaft 36 by 360 degrees.

In addition, a control button 31 for controlling the lamp, a display screen 32, an external power supply, an interface 34 for a control line, and the like are further provided on the side wall of the base 30, and a second heat dissipation window 33 for dissipating heat inside the base is further provided on the base.

As shown in fig. 1 and 2, the lamp body 100 of the stage lamp according to the present embodiment is further provided with a dust-proof structure, including a lamp housing 11, a partition plate 12 is disposed in the lamp housing 11, and the partition plate 12 is hermetically connected with an inner wall of the lamp housing 11, so as to divide an inner cavity of the lamp housing 11 into a light-emitting component cavity 10 and a heat dissipation cavity 20. The partition plate 12 and the inner wall of the lamp housing 11 may be integrally formed, or may be fixedly connected or bonded by a sealing rubber ring (not shown).

The light-emitting component cavity 10 is located at the upper part of the heat dissipation cavity 20, and the light-emitting component cavity 10 and the heat dissipation cavity 20 are completely sealed and isolated by the partition plate 12. The middle part of the partition plate 12 is provided with a light source mounting plate 14 capable of mounting a light source component 13, the light emitting surface of the light source component 13 is opposite to one side of the light emitting component cavity 10, the bottom of the light source mounting plate 14 is provided with a heat radiating component 21, the heat radiating component 21 (such as a heat radiating fin) is positioned in the heat radiating cavity 20, the side wall of the lamp housing corresponding to the heat radiating cavity 20 is provided with a first heat radiating window 23, and a heat radiating fan 22 is further arranged between the heat radiating component 21 and the first heat radiating window 23.

In order to increase the dustproof effect, the partition plate 12 and the light source mounting plate 14 in this embodiment may be divided into two parts, and they are fixedly connected in a sealing manner (as shown in fig. 2, screw connection may be adopted, bonding may also be adopted, etc., which will not be described here. Alternatively, the partition plate 12 and the light source mounting plate 14 may be integrally formed. Further, a mounting hole (not shown) of the light source assembly 13 is formed on the light source mounting plate 14, and the light emitting surface of the light source assembly 13 passes through the mounting hole (if necessary, a sealing member may be added between the light source assembly 13 and the mounting hole) and is located in the light emitting assembly cavity 10, so that the light emitting assembly cavity 10 where the light source assembly 13 is located is completely isolated from the heat dissipation cavity 20.

In addition, the lamp housing 11 is further provided with a shaft mounting hole 15 for mounting the first shaft 16, and a light outlet 17 for projecting light.

Further, the first heat dissipation window 23 is opened at two sides of the lamp housing of the heat dissipation cavity 20, and the heat dissipation fan 22 is correspondingly installed in the heat dissipation cavity inside the first heat dissipation window 23. As shown in fig. 2, according to the air flow direction, one side of the heat dissipation fan is an air inlet fan, the other side is an air outlet fan, and a transverse air circulation is formed in the heat dissipation cavity 20. Through this structure, the heat dissipation cavity 20 of lower part realizes the circulation of air, dispels the heat that the light source subassembly 13 produced, cools down, and the luminous subassembly cavity 10 of upper portion is because sealed completely, and the air current in the heat dissipation process can't get into in the luminous subassembly cavity 10 to guarantee that light source subassembly 13 etc. do not receive the pollution of dust, even in long-time use, also can not influence the luminous effect of lamps and lanterns, and then improve the life of lamps and lanterns.

While the foregoing is directed to the preferred embodiments of the present utility model, it will be appreciated by those skilled in the art that various changes and modifications can be made without departing from the principles of the utility model, and such changes and modifications are intended to be included within the scope of the utility model.

Claims (10)

1. A dustproof structure of a stage lamp is characterized by comprising a lamp shell, wherein a partition plate is arranged in the lamp shell and is in sealing connection with the inner wall of the lamp shell, an inner cavity of the lamp shell is divided into a luminous component cavity and a radiating cavity, a light source mounting plate capable of mounting a light source component is arranged in the middle of the partition plate, a luminous surface of the light source component is opposite to one side of the luminous component cavity, a radiating component is arranged at the bottom of the light source mounting plate, the radiating component is positioned in the radiating cavity, a first radiating window is arranged on the lamp shell corresponding to the radiating cavity, and a radiating fan is arranged between the radiating component and the first radiating window.

2. The dustproof structure of a stage lamp according to claim 1, wherein the first heat dissipation window is arranged on two sides of the lamp housing of the heat dissipation cavity, and a heat dissipation fan is correspondingly arranged in the heat dissipation cavity on the inner side of the first heat dissipation window.

3. The dustproof structure of stage light fixture according to claim 2, wherein one side of the cooling fan is an air inlet fan, and the other side is an air outlet fan.

4. A dust-proof structure of a stage light fixture as set forth in claim 1, wherein said partition plate is sealingly connected to the light source mounting plate.

5. A dust-proof structure of a stage light fixture as set forth in claim 1, wherein said partition plate is integrally formed with the light source mounting plate.

6. The dustproof structure of stage light fixture according to claim 4 or 5, wherein the light source mounting plate is provided with a mounting hole for the light source assembly, and the light emitting surface of the light source assembly passes through the mounting hole and is positioned in the cavity of the light emitting assembly.

7. The dustproof structure of stage light fixture according to claim 1, 4 or 5, wherein the light emitting assembly cavity is located at an upper portion of the heat dissipating cavity.

8. Stage light fixture comprising a light body and a base, the light body being mounted on the base by means of a swivel arm, characterized in that the light body comprises a dust protection structure according to any one of claims 1 to 6.

9. The stage light fixture according to claim 8, wherein the two sides of the lamp body are rotatably connected with the rotating arm through a first rotating shaft, the base is provided with a second rotating shaft which is rotatably connected with the rotating arm, and the rotating arm is of a U-shaped structure.

10. The stage light fixture according to claim 9, wherein the base is further provided with a control button, a display screen, an interface and a second heat radiation window for controlling the light fixture.