Stage ceiling lamp

Abstract

The utility model discloses a stage ceiling lamp which comprises a lamp holder, a lamp cover and a lamp cover. A heat dissipation shoulder surrounding the lamp body is arranged at the bottom of the lamp holder, a first ventilation cavity is formed in the heat dissipation shoulder, and the first ventilation cavity is communicated with a second ventilation cavity in the lamp holder; a plurality of ventilation holes communicating with the second ventilation cavity are formed in the side wall of the lamp holder, and dustproof filter screens are mounted at the ventilation holes; the dustproof lampshade comprises a mounting lampshade body and a transparent lampshade body, a groove is formed in the top of the mounting lampshade body in a downward sunken mode, a plurality of heat dissipation grooves are formed in the side face of the groove, and the heat dissipation grooves are communicated with the first ventilation cavity through heat dissipation holes in heat dissipation shoulders; the cleaning ring is arranged outside the lamp holder in a sleeving manner and rotates around the lamp holder through a driving part; bristles capable of being in contact with the dustproof filter screen are arranged on part of the inner ring wall of the cleaning ring. The stage ceiling lamp is good in dustproof effect and facilitates ventilation and heat dissipation.

Description

Technical Field

[0001] The utility model relates to the technical field of stage lamps, in particular to a stage chandelier. Background Art

[0002] Stage lighting is the art of using light to illuminate the stage and shape characters and scenery. It is also called stage lighting. Its role is to shape the visual image on the stage according to the performance requirements and the overall concept of stage art, using the technical equipment and means of stage lighting to cooperate with the actors' performances.

[0003] At present, the chandeliers on the stage are installed on the top of the stage by hanging or other means. The surface of the lamp is exposed for a long time, which is easy to adhere to a lot of dust and affect the lighting effect of the chandelier. Therefore, a transparent dust-proof lampshade is generally provided on the outer cover of the lamp to seal the lamp body (such as LED lamps and other light-emitting bodies), so as to avoid the adhesion of a lot of dust on the lamp to play a dust-proof role and also play a protective role. However, in this way, since the chandelier will generate a lot of heat in the process of lighting, the dust-proof lampshade hinders the discharge of heat from the lamp body and its surroundings, and the ventilation effect is poor, resulting in the heat generated by the chandelier cannot be discharged to the outside of the dust-proof lampshade in time. The increase in internal temperature is easy to accelerate the aging of the electronic components of the chandelier, reducing the service life of the chandelier. Utility Model Content

[0004] An object of the present invention is to solve at least the above problems and / or disadvantages and to provide at least the advantages to be described below.

[0005] In order to solve the deficiencies of the prior art, the utility model provides a stage chandelier, comprising:

[0006] A lamp holder, a lamp body is mounted at the bottom of the lamp holder; a heat dissipation shoulder surrounding the lamp body is provided at the bottom of the lamp holder, a first ventilation cavity is provided inside the heat dissipation shoulder, and the first ventilation cavity is connected to a second ventilation cavity in the lamp holder; a plurality of ventilation holes connected to the second ventilation cavity are opened on the side wall of the lamp holder, and dust filters are installed at the ventilation holes;

[0007] A dustproof lampshade, comprising a mounting cover body detachably connected to the lamp holder and a transparent cover body, wherein the top of the mounting cover body is recessed downward to form a groove matched with the heat dissipation shoulder, and the side of the groove facing the lamp body is provided with a plurality of heat dissipation grooves, and the heat dissipation grooves are connected with the first ventilation cavity through the heat dissipation holes on the heat dissipation shoulder;

[0008] A cleaning ring is sleeved outside the lamp holder and rotates around the lamp holder through a driving member; bristles that can contact the dust filter are provided on part of the inner ring wall of the cleaning ring;

[0009] The blowing assembly is installed in the lamp holder to allow the gas inside the dustproof lampshade to circulate.

[0010] Furthermore, a first connecting plate is provided on the outer wall of the lamp holder, a second connecting plate is provided at the top edge of the mounting cover, and fastening bolts penetrate the second connecting plate and the first connecting plate to achieve fixation.

[0011] Furthermore, a sealing gasket is provided on the second connecting plate.

[0012] Furthermore, the heat dissipation groove includes an annular groove and a plurality of connecting plates. The annular groove is opened on the mounting cover body inside the groove and both sides of the annular groove pass through the mounting cover body. The top and bottom of the connecting plates are respectively fixed to the groove top and groove bottom in the annular groove.

[0013] Furthermore, the blowing assembly includes a heat dissipation fan, which is installed in a cavity on the lamp holder. The bottom wall of the cavity is provided with a plurality of blowing holes surrounding the lamp, and the blowing holes penetrate to the bottom surface of the lamp holder.

[0014] Furthermore, a rotating portion with a T-shaped cross section is provided on the top of the cleaning ring, a fixing ring is connected to the outer periphery of the lamp holder via a plurality of support rods, and a rotating groove cooperating with the rotating portion is opened upward at the bottom of the fixing ring.

[0015] Furthermore, the upper side wall of the cleaning ring is opened to expose the ventilation hole and the dust filter.

[0016] Furthermore, the driving member includes a driving motor, bevel gear one and bevel gear two which are laterally installed on the fixing ring, bevel gear one is fixed on a rotating shaft connected to the output shaft of the driving motor, bevel gear two is fixed on the lower side wall of the cleaning ring, and bevel gear two is meshingly connected with bevel gear one.

[0017] The utility model includes at least the following beneficial effects: the dustproof lampshade plays a role in preventing dust, and the detachable connection between the mounting cover body and the lamp holder is convenient for disassembling the dustproof lampshade, thereby facilitating maintenance operations on the chandelier; the heat dissipation shoulder cooperates with the groove of the mounting cover body to form a bending path, which prevents external gas mixed with dust from entering the transparent cover body through the gap between the mounting cover body and the lamp holder and adhering to the lamp body; the ventilation holes on the side wall of the lamp holder are sequentially connected with the second ventilation cavity, the first ventilation cavity, the heat dissipation holes, and the heat dissipation grooves to form a ventilation channel connecting the inside and outside of the dustproof lampshade, and the heat generated by the light emission of the lamp body can be discharged from the dustproof lampshade along the ventilation channel with the air, and the external cold air can enter the inside of the dustproof lampshade along the ventilation channel, thereby realizing the gas circulation inside and outside the dustproof lampshade and enhancing the heat dissipation effect of the chandelier; the setting of the blowing component promotes air flow, so that the hot air inside the dustproof lampshade can be discharged to the outside of the dustproof lampshade in time, further improving the heat dissipation efficiency, which is conducive to extending the life of the chandelier. The service life of the lamp is prolonged, and a balance between dust prevention and heat dissipation is achieved; and the bending path of the ventilation channel also reduces the dust from entering the ventilation channel and entering the dustproof lampshade. At the same time, the ventilation channel passes through the lamp holder, so that the heat on the lamp holder can be discharged during the gas circulation inside and outside the dustproof lampshade, further enhancing the overall heat dissipation efficiency of the chandelier; the dust filter installed at the ventilation hole filters the outside air and prevents a large amount of dust from flowing into the dustproof lampshade with the air; the cleaning ring rotates around the lamp holder when driven by the driving part, and the rotating cleaning ring drives the bristles to brush and clean the dust filter, effectively preventing a large amount of dust and other solid impurities from clogging the dust filter and affecting the ventilation effect, thereby ensuring the filtering and ventilation effect of the dust filter, and then ensuring the heat dissipation and ventilation effect of the chandelier. There is no need to frequently disassemble the chandelier from the top of the stage to clean the dust filter, which saves labor and saves time and effort in cleaning operations. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the cross-sectional structure of the stage chandelier of the utility model.

[0019] Figure 2 The utility model Figure 1 Schematic diagram of the locally enlarged structure of A in the middle.

[0020] Figure 3 The utility model Figure 1 Schematic diagram of the partially enlarged structure of B.

[0021] Figure 4 It is a schematic diagram of the structure of the lamp holder of the utility model.

[0022] Figure 5 It is a schematic diagram of the structure of the dustproof lampshade of the utility model.

[0023] Figure 6It is a structural schematic diagram of the second ventilation cavity and the ventilation holes of the utility model.

[0024] Figure markings: 100-lamp holder, 110-heat dissipation shoulder, 111-first ventilation cavity, 112-heat dissipation hole, 120-second ventilation cavity, 130-ventilation hole, 140-first connecting plate, 200-lamp body, 300-dust filter, 400-dust-proof lamp cover, 410-installation cover, 411-groove, 412-second connecting plate, 420-transparent cover, 430-heat dissipation groove, 431-ring groove, 432-connecting piece, 500-cleaning ring, 510-rotating part, 520-fixing ring, 521-support rod, 522-rotating groove, 530-slotting, 540-bristles, 600-driving member, 610-driving motor, 611-rotating shaft, 620-bevel gear one, 630-bevel gear two, 700-blowing assembly, 710-heat dissipation fan, 720-empty slot. DETAILED DESCRIPTION

[0025] The present invention will be further described in detail below in conjunction with the accompanying drawings so that those skilled in the art can implement the invention with reference to the description.

[0026] It should be understood that terms such as “having”, “including” and “comprising” used herein do not specify the existence or addition of one or more other elements or combinations thereof.

[0027] See also Figures 1 to 6 , a stage chandelier, comprising:

[0028] The lamp holder 100 has a lamp body 200 installed at the bottom thereof. The lamp body 200 may be an LED lamp. When hoisting, the chandelier may be installed on the top of the stage by setting a hook on the lamp holder 100 to cooperate with the hanging piece. Other installation methods may also be used. As long as the chandelier can be installed on the top of the stage, no specific restrictions are imposed here. The bottom of the lamp holder 100 is provided with a heat dissipation shoulder 110 surrounding the lamp body 200. The heat dissipation shoulder 110 has a first ventilation cavity 111 inside, and the first ventilation cavity 111 is connected to the second ventilation cavity 120 in the lamp holder 100. The side wall of the lamp holder 100 is provided with a plurality of ventilation holes 130 connected to the second ventilation cavity 120, and a dust filter 300 is installed at the ventilation hole 130.

[0029] The dustproof lampshade 400 plays a role in preventing dust, and comprises a mounting cover body 410 and a transparent cover body 420 which are detachably connected to the lamp holder 100. The top of the mounting cover body 410 is recessed downward to form a groove 411 which cooperates with the heat dissipation shoulder 110. The groove 411 is provided with a plurality of heat dissipation grooves 430 on the side facing the lamp body 200. The heat dissipation grooves 430 are connected with the first ventilation cavity 111 through the heat dissipation holes 112 on the heat dissipation shoulder 110.

[0030] A cleaning ring 500 is sleeved outside the lamp holder 100 and driven by a driving member 600 to rotate around the lamp holder; bristles 510 that can contact the dust filter 300 are provided on part of the inner ring wall of the cleaning ring 500;

[0031] The blowing assembly 700 is installed in the lamp holder 100 to circulate the air inside the dustproof lampshade 400. Specifically, the blowing assembly 700 includes a heat dissipation fan 710, which is installed in a hollow slot 720 on the lamp holder 100. According to the heat dissipation requirement, the heat dissipation fan 710 is started to promote the air flow inside the dustproof lampshade 400, thereby accelerating the air circulation inside and outside the dustproof lampshade 400 and improving the overall heat dissipation efficiency.

[0032] Specifically, the detachable connection between the mounting cover 410 and the lamp holder 100 facilitates the removal of the dustproof lamp cover 400, thereby facilitating maintenance operations on the chandelier; the heat dissipation shoulder 110 cooperates with the groove 411 of the mounting cover 410 to form a bending path, thereby preventing external gas mixed with dust from entering the gap between the mounting cover 410 and the lamp holder 100 into the transparent cover 420 and adhering to the lamp body 200;

[0033] The ventilation holes 130 on the side wall of the lamp holder 100 are connected with the second ventilation cavity 120, the first ventilation cavity 111, the heat dissipation holes 112, and the heat dissipation grooves 430 in sequence to form a ventilation channel connecting the inside and outside of the dustproof lampshade 400. The heat generated by the light of the lamp body 200 can be discharged to the outside of the dustproof lampshade 400 along the ventilation channel with the air, and the external cold air can enter the inside of the dustproof lampshade 400 along the ventilation channel, thereby realizing the gas circulation inside and outside the dustproof lampshade 400 and enhancing the heat dissipation effect of the chandelier; the setting of the blowing component 700 promotes air flow, so that the hot air inside the dustproof lampshade 400 can be discharged to the outside of the dustproof lampshade 400 in time, further improving the heat dissipation efficiency, which is beneficial to extending the service life of the chandelier and achieving a balance between dustproof and heat dissipation of the chandelier; and the bending path of the ventilation channel also reduces the dust from entering the ventilation channel and entering the inside of the dustproof lampshade 400, while the ventilation channel The arrangement of the lamp holder 100 allows the heat on the lamp holder 400 to be discharged during the process of gas circulating inside and outside the dustproof lampshade 400, further enhancing the overall heat dissipation efficiency of the chandelier; the dust filter 300 installed at the ventilation hole 130 filters the outside air to prevent a large amount of dust from flowing into the dustproof lampshade 400 with the air; the cleaning ring 500 rotates around the lamp holder 100 driven by the driving member 600, and the rotating cleaning ring 500 drives the bristles to brush and clean the dust filter 300, effectively preventing a large amount of dust and other solid impurities from clogging the dust filter 300 and affecting the ventilation effect, thereby ensuring the filtering and ventilation effect of the dust filter 300, and then ensuring the heat dissipation and ventilation effect of the chandelier, and there is no need to frequently disassemble the chandelier from the top of the stage to clean the dust filter 300, saving labor and saving time and effort in the cleaning operation.

[0034] In this embodiment, a first connecting plate 140 is provided on the outer wall of the lamp holder 100, and a second connecting plate 412 is provided at the top edge of the mounting cover body 410. The fastening bolts pass through the second connecting plate 412 and fix it to the first connecting plate 140. In order to enhance the installation sealing of the dustproof lamp cover 400, a sealing gasket is provided on the second connecting plate 412.

[0035] In order to facilitate the installation of the installation cover 410 and the lamp holder 100, the heat dissipation groove 430 includes an annular groove 431 and a plurality of connecting pieces 432. The annular groove 431 is opened on the installation cover 410 on the inner side of the groove 411 and the two sides of the annular groove 431 pass through the installation cover 410. The top and bottom of the connecting piece 432 are respectively fixed to the groove top and groove bottom in the annular groove 431. The setting of the annular groove 431 makes it possible for the annular groove 431 to be connected with the heat dissipation hole 112 on the heat dissipation shoulder 110 regardless of the position to which the installation cover 140 is rotated. Therefore, when installing the installation cover 140, there is no need to align the heat dissipation hole 112 position of the heat dissipation shoulder 110. The connecting piece 432 plays a supporting and connecting role. The gap between two adjacent connecting pieces 432 is the gap for air to pass through. In order to enhance the connection strength, the connecting piece 432 and the installation cover 410 are preferably an integrally formed structure.

[0036] In some embodiments, a rotating portion 510 with a T-shaped cross-section is provided at the top of the cleaning ring 500, and a fixing ring 520 is connected to the outer periphery of the lamp holder 100 via a plurality of support rods 521. A rotating groove 522 is opened upward at the bottom of the fixing ring 520 to cooperate with the rotating portion 510. The rotating portion 510 cooperates with the rotating groove 522 to enable the cleaning ring 500 to rotate. The T-shaped cross-section of the rotating portion 510 further stabilizes the rotating portion 510 to prevent the rotating portion 510 from falling off the rotating groove 522.

[0037] The upper side wall of the cleaning ring 500 is provided with a slot 530 for exposing the ventilation hole 130 and the dust filter 300. The slot 530 corresponds to the ventilation hole 130 to completely expose the ventilation hole 130 and the dust filter, thereby effectively preventing the cleaning ring 500 from affecting the ventilation effect.

[0038] Furthermore, the driving member 600 includes a driving motor 610, a bevel gear 1 620 and a bevel gear 2 630 which are transversely installed on the fixing ring 520. The bevel gear 1 620 is fixed on a rotating shaft 611 connected to the output shaft of the driving motor 610. The bevel gear 2 630 is fixed on the lower side wall of the cleaning ring 500, and the bevel gear 2 630 is meshingly connected with the bevel gear 1 620. In actual use, the bevel gear 1 and the driving motor 610 can be covered in an inner protective cover on the fixing ring 520 to play a protective role. During use, when the dust filter 300 needs to be cleaned, the drive motor 610 is turned on, and the cleaning ring 500 rotates under the meshing cooperation of bevel gear 1 620 and bevel gear 2 630. At this time, during the rotation of the cleaning ring 500, the bristles 540 will continuously contact the dust filter 300, thereby cleaning off the dust and impurities adhering to the dust filter 300, effectively avoiding the dust filter 300 from being blocked. After cleaning, the drive motor 610 is turned off, and the slot 530 at this time corresponds to the dust filter 300.

[0039] Although the implementation scheme of the utility model has been disclosed as above, it is not limited to the applications listed in the specification and implementation scheme. It can be fully applied to various fields suitable for the utility model. For those familiar with the art, additional modifications can be easily implemented. Therefore, without departing from the general concept defined by the claims and the scope of equivalents, the utility model is not limited to the specific details and the illustrations shown and described here. Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention.

Claims

1. A stage chandelier, characterized in that: include: A lamp holder (100) having a lamp body (200) mounted on its bottom; a heat dissipation shoulder (110) surrounding the lamp body (200) is provided at the bottom of the lamp holder (100); a first ventilation cavity (111) is provided inside the heat dissipation shoulder (110), and the first ventilation cavity (111) is connected to a second ventilation cavity (120) in the lamp holder (100); a plurality of ventilation holes (130) connected to the second ventilation cavity (120) are provided on the side wall of the lamp holder (100); a dust filter (300) is installed at the ventilation hole (130); A dustproof lampshade (400) comprising a mounting cover body (410) detachably connected to a lamp holder (100), and a transparent cover body (420) connected to the mounting cover body (410); the top of the mounting cover body (410) is recessed downward to form a groove (411) that matches the heat dissipation shoulder (110); a plurality of heat dissipation grooves (430) are formed on the side of the groove (411) facing the lamp body (200); and the heat dissipation grooves (430) are connected to the first ventilation cavity (111) through heat dissipation holes (112) on the heat dissipation shoulder (110); A cleaning ring (500) is sleeved outside the lamp holder (100) and driven by a driving member (600) to rotate around the lamp holder; bristles (540) that can contact the dust filter (300) are provided on part of the inner ring wall of the cleaning ring (500); An air blowing assembly (700) is installed in the lamp holder (100) to allow air to circulate inside the dustproof lampshade (400).

2. A stage chandelier according to claim 1, characterized in that: A first connecting plate (140) is provided on the outer wall of the lamp holder (100), a second connecting plate (412) is provided at the top edge of the mounting cover (410), and a fastening bolt passes through the second connecting plate (412) and the first connecting plate (140) to achieve fixation.

3. A stage chandelier according to claim 2, characterized in that: A sealing gasket is provided on the second connecting plate (412).

4. A stage chandelier according to claim 1, characterized in that: The heat dissipation groove (430) comprises an annular groove (431) and a plurality of connecting pieces (432); the annular groove (431) is provided on the mounting cover (410) on the inner side of the groove (411), and both sides of the annular groove (431) penetrate the mounting cover (410); the top and bottom of the connecting pieces (432) are respectively fixed to the groove top and groove bottom in the annular groove (431).

5. A stage chandelier according to claim 1, characterized in that: The blowing assembly (700) comprises a heat dissipation fan (710), and the heat dissipation fan (710) is installed in a hollow slot (720) on the lamp holder (100).

6. A stage chandelier according to claim 1, characterized in that: The top of the cleaning ring (500) is provided with a rotating portion (510) with a T-shaped cross section, the outer periphery of the lamp holder (100) is connected to a fixing ring (520) via a plurality of supporting rods (521), and the bottom of the fixing ring (520) is provided with a rotating groove (522) facing upwards and cooperating with the rotating portion (510).

7. A stage chandelier according to claim 6, characterized in that: The upper side wall of the cleaning ring (500) is provided with a slot (530) for exposing the ventilation hole (130) and the dustproof filter (300).

8. The stage chandelier according to claim 6, characterized in that: The driving member (600) comprises a driving motor (610) which is laterally mounted on the fixing ring (520), a bevel gear 1 (620) and a bevel gear 2 (630); the bevel gear 1 (620) is fixed on a rotating shaft (611) connected to an output shaft of the driving motor (610); the bevel gear 2 (630) is fixed on a side wall of the cleaning ring (500), and the bevel gear 2 (630) is meshingly connected with the bevel gear 1 (620).

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