Improved color mixing plate unit of stage lamp

Abstract

The utility model discloses an improved color mixing plate unit of a stage lamp, which can be arranged on a fixed plate in a sliding manner and comprises two groups of color chip components which are oppositely arranged at two ends of the middle section of the fixed plate and an annular tooth-shaped belt which can be rotationally arranged on any side of the fixed plate, the annular tooth-shaped belt drives the two groups of color chip assemblies to slide towards or away from the light through hole; each color chip assembly comprises a color chip fixing frame, a color chip main body, a positioning sliding sleeve and a transmission sliding sleeve, and the color chip main body is installed between the two sides of the color chip fixing frame; the positioning sliding sleeve is installed on the side, away from the annular tooth-shaped belt, of the color piece fixing frame, and a U-shaped through groove is formed in the outer side face of the positioning sliding sleeve in a sunken mode. The transmission sliding sleeve is installed on the side, close to the annular toothed belt, of the color piece fixing frame, an O-shaped through groove is formed in one end of the transmission sliding sleeve, a transmission through groove is formed in the top face of the other end of the transmission sliding sleeve in a sunken mode, a rack block is formed on one inner wall of the transmission through groove, and an adjusting gap is reserved between the rack block and the other inner wall. The utility model is convenient to debug.

Description

TECHNICAL FIELD

[0001] The utility model relates to stage light technical field especially is involved in an improved mixed color plate unit of stage light. BACKGROUND

[0002] In order to enrich stage art effect, the optical system of stage light often adds a variety of effect components to obtain a variety of light effects, wherein the mixed color plate unit obtains different colors and light effects through color three primary colors (CMY, Cyan-Magenta-Yellow) mixed color, changes the color effect of light beam through the vertical penetration of multiple layers of CMY color sheet, drives the CMY color sheet to cut into the cross section position perpendicular to the light beam through the CMY color sheet transmission mechanism, and adjusts the cutting amplitude of each CMY color sheet to obtain the required color effect.

[0003] Through the retrieval, China patent discloses a kind of CMY color sheet transmission mechanism of stage light (authorized announcement No.CN218064695U), it is moved by two color sheets of corresponding mixed color plate unit through each drive piece independent drive, specifically, the color sheet mounting bracket of two color sheet assemblies of mixed color plate unit is fixedly connected on annular conveyor belt, and the color sheet on two color sheet mounting bracket is moved to overlap at the light hole of fixed plate by annular conveyor belt driving two color sheet mounting bracket to move towards.But the precision of its color sheet moving towards needs repeatedly debugging to ensure precision, but color sheet mounting bracket and annular conveyor belt are connected using fixed connection, and repeatedly disassembled to replace connection position in the process of debugging, it is more inconvenient. UTILITY MODEL CONTENT

[0004] The utility model aims at providing an improved mixed color plate unit of stage light.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] An improved mixed color plate unit of stage light, which is slidably arranged on a fixed plate, includes two groups of color sheet assemblies arranged opposite at both ends of the middle section of the fixed plate and a ring-shaped toothed belt rotatably arranged on either side of the fixed plate.

[0007] The fixed plate is provided with a light hole in the center of the middle section and a near slide rail and a far slide rail arranged at a near distance and a far distance from the light hole on both sides, respectively, so that the light beam emitted by the stage light source passes through the light hole, and the ring-shaped toothed belt drives the two groups of color sheet assemblies to slide towards or away from the light hole along the near slide rail or the far slide rail on both sides of the fixed plate.

[0008] Each color sheet assembly comprises a color sheet fixing frame, a color sheet body, a positioning sliding sleeve and a transmission sliding sleeve, the color sheet body is installed between two sides of the color sheet fixing frame, the color sheet body is formed with a color superposition segment extending towards the light passing hole; the positioning sliding sleeve is installed to the side of the color sheet fixing frame away from the annular toothed belt, the U-shaped through groove is formed in the outer side of the positioning sliding sleeve, the U-shaped through groove is sleeved on the near sliding rail on the same side of the fixed plate; the transmission sliding sleeve is installed to the side of the color sheet fixing frame adjacent to the annular toothed belt, the transmission sliding sleeves on the two color sheet assemblies are horizontally mirror images, the O-shaped through groove is formed at one end of the transmission sliding sleeve, and the transmission through groove is recessed and formed in the top surface at the other end, the rack block capable of engaging with the outer segment or the inner segment of the annular toothed belt is formed on an inner wall of the transmission through groove, and an adjustment gap is reserved between the rack block and another inner wall, the O-shaped through groove of the transmission sliding sleeve is sleeved on the far sliding rail on the same side of the fixed plate, and the annular toothed belt can be pulled to the adjustment gap to release the engagement of the rack block and the rack block; the color sheet fixing frame can slide towards or away from the light passing hole with the forward and reverse rotation of the annular toothed belt under the cooperation of the positioning sliding sleeve and the transmission sliding sleeve, and drive the color superposition segment of the color sheet body to penetrate or pass out of the light passing hole.

[0009] As a further technical scheme of the utility model: the fixed plate is installed with a driving motor at both ends of each side of the bottom surface, the driving shaft of the driving motor penetrates out of the top surface of the fixed plate, and a toothed wheel is arranged on the driving shaft; the annular toothed belt is sleeved on the two toothed wheels on one side of the fixed plate, and the annular toothed belt is engaged with the toothed wheels.

[0010] As a further technical scheme of the utility model: the color sheet body of one color sheet assembly is formed with an upper superposition groove on the top surface of the color superposition segment, and the color sheet body of the other color sheet assembly is formed with a lower superposition groove on the bottom surface of the color superposition segment, so that the color sheet bodies of the two color sheet assemblies can be arranged on the same horizontal plane, and when the two color sheet assemblies are driven by the annular toothed belt to slide towards the light passing hole, the color superposition segments can be superimposed in an upper-lower superimposed manner with the upper superposition groove and the lower superposition groove.

[0011] As a further technical scheme of the utility model: the transmission sliding sleeve is provided with a push-pull opening penetrating through the O-shaped through groove in the middle of one end.

[0012] As a further technical scheme of the utility model: the main body of the color sheet fixing frame is in the shape of a Chinese character, the color sheet fixing frame is extended to form an extension arm on the side adjacent to the annular toothed belt, and the transmission sliding sleeve is installed on the extension arm.

[0013] Compared with the prior art, the precision adjustment method of the improved color mixing plate unit of the stage lamp has the advantages that: the precision of the color sheet assembly which is not accurate is adjusted, the annular toothed belt is pulled to the adjusting gap to release the engagement of the rack blocks, then, after the color sheet fixing frame is driven to move for the required distance, the annular toothed belt is pulled again to make the annular toothed belt and the rack blocks engage again, so that the precision of the color sheet moving towards each other is conveniently adjusted. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a schematic view of the improved color mixing plate unit of the stage lamp.

[0015] Figure 2 It is a structural view of two groups of color sheet assemblies of the improved color mixing plate unit of the stage lamp.

[0016] Figure 3 It is a schematic view of the transmission sliding sleeve. DETAILED DESCRIPTION

[0017] The specific embodiments of the utility model will be described in detail below in combination with the drawings. It should be understood that the specific embodiments described herein are only used to illustrate and explain the utility model, and are not used to limit the protection scope of the utility model.

[0018] Please refer to Figure 1 , Figure 2 and Figure 3 , an improved color mixing plate unit of a stage lamp is slidably arranged on a fixed plate 10, which comprises two groups of color sheet assemblies 20 arranged at both ends of the middle section of the fixed plate 10 and an annular toothed belt 30 rotatably arranged on either side of the fixed plate 10.

[0019] The fixed plate 10 is provided with a light passing hole 11 in the center of the middle section and a near sliding rail 12 and a far sliding rail 13 arranged at intervals near and far from the light passing hole 11 on both sides, the light beams emitted by the stage light source pass through the light passing hole 11, and the annular toothed belt 30 drives the two groups of color sheet assemblies 20 to slide towards or away from the light passing hole 11 along the near sliding rail 12 or the far sliding rail 13 on both sides of the fixed plate 10.

[0020] Each color sheet assembly 20 comprises a color sheet fixing frame 21, a color sheet body 22, a positioning sliding sleeve 23 and a transmission sliding sleeve 24. The color sheet body 22 is installed between two sides of the color sheet fixing frame 21, and the color sheet body 22 is formed with a color superposition section 221 extending towards the light passing hole 11. The positioning sliding sleeve 23 is installed to the side of the color sheet fixing frame 21 away from the annular toothed belt 30, and the positioning sliding sleeve 23 is recessed with a U-shaped through slot 231 on the outer side. The U-shaped through slot 231 is sleeved on the near sliding rail 12 on the same side of the fixed plate 10. The transmission sliding sleeve 24 is installed to the side of the color sheet fixing frame 21 adjacent to the annular toothed belt 30. The transmission sliding sleeve 24 is formed with an O-shaped through slot 241 at one end and a transmission through slot 242 recessed on the top surface at the other end. The transmission through slot 242 is formed with a rack block 201 capable of engaging with the outer section or the inner section of the annular toothed belt 30 on an inner wall, and an adjustment gap 202 is reserved between the rack block 201 and the other inner wall. The transmission sliding sleeve 24 is sleeved on the far sliding rail 13 on the same side of the fixed plate 10 through the O-shaped through slot 241, and the annular toothed belt 30 can be pulled to the adjustment gap 202 to release the engagement between the rack block 201 and the rack block 201. The color sheet fixing frame 21 can slide towards or away from the light passing hole 11 with the forward and reverse rotation of the annular toothed belt 30 under the cooperation of the positioning sliding sleeve 23 and the transmission sliding sleeve 24, and drive the color superposition section 221 of the color sheet body 22 to penetrate into or out of the light passing hole 11.

[0021] Further, in the embodiment, the fixed plate 10 is installed with a drive motor 41 at both ends of each side of the bottom surface. The drive shaft of the drive motor 41 penetrates out of the top surface of the fixed plate 10, and a toothed wheel 42 is arranged on the drive shaft. The annular toothed belt 30 is sleeved on the two toothed wheels 42 on one side of the fixed plate 10, and the annular toothed belt 30 is engaged with the toothed wheels 42.

[0022] Further, in the embodiment, the color sheet body 22 of one color sheet assembly 20 is formed with an upper superposition groove 203 on the top surface of the color superposition section 221, and the color sheet body 22 of the other color sheet assembly 20 is formed with a lower superposition groove 204 on the bottom surface of the color superposition section 221. The color sheet bodies 22 of the two color sheet assemblies 20 can be arranged on the same horizontal plane, so that when the two color sheet assemblies 20 are driven to slide towards the light passing hole 11 by the annular toothed belt 30, the color superposition sections 221 can be superposed in an up-down superposition mode with the upper superposition groove 203 and the lower superposition groove 204 abutting each other, thereby realizing compact installation.

[0023] Further, in the embodiment, the transmission sliding sleeve 24 is provided with a push-pull opening 243 penetrating through the O-shaped through slot 241 at the middle of one end, so as to pull the annular toothed belt 30 to the adjustment gap 202 after releasing the engagement between the rack block 201 and the rack block 201, and then pull the color sheet assembly 20 to displace through the push-pull opening 243, thereby facilitating the adjustment of the precision of the color sheet moving towards each other.

[0024] Further, in the embodiment, the main body of the color sheet fixing frame 21 is in the shape of a Chinese character, and the color sheet fixing frame 21 is extended to form an extension arm 211 on the side adjacent to the ring-shaped toothed belt 30, and the transmission sleeve 24 is installed on the extension arm 211.

[0025] Further, in the embodiment, the positioning sleeve 23 and the transmission sleeve 24 are installed on the color sheet fixing frame 21 in a screw connection mode.

[0026] Further, according to actual requirements, the connection mode between the color sheet main body 22 and the color sheet fixing frame 21 can be flexibly designed, including but not limited to a screw connection mode, a glue connection mode, etc.

[0027] It can be understood that the precision adjustment method of the improved color mixing plate unit of the stage lamp is as follows: the color sheet assembly 20 with inaccurate precision is adjusted, the ring-shaped toothed belt 30 is pulled to the adjustment gap 202 to release the meshing of the rack block 201 and the rack block 201, then the color sheet fixing frame 21 is pushed and pulled to drive the displacement of the required distance, the pulling of the ring-shaped toothed belt 30 is released, the ring-shaped toothed belt 30 is meshed with the rack block 201 again, and thus the precision of the color sheet relative movement is conveniently adjusted.

[0028] In summary, the improved color mixing plate unit of the stage lamp is adjusted by the cooperation between the two groups of color sheet assemblies 20 and the ring-shaped toothed belt 30, when the precision of the color sheet relative movement needs to be adjusted, the ring-shaped toothed belt 30 is only pulled to the adjustment gap 202 to release the meshing of the rack block 201 and the rack block 201, then the color sheet fixing frame 21 is pushed and pulled to drive the displacement of the required distance, the pulling of the ring-shaped toothed belt 30 is released, the ring-shaped toothed belt 30 is meshed with the rack block 201 again, and thus the adjustment is more convenient.

[0029] As long as the various different embodiments of the utility model are combined without violating the idea of the utility model, they should be regarded as the disclosed contents of the utility model; within the technical concept of the utility model, various simple modifications of the technical scheme and the arbitrary combination of different embodiments without violating the idea of the utility model should be within the protection scope of the utility model.

Claims

1. An improved color mixing plate unit of a stage light, which is slidably arranged on a fixed plate (10), characterized in that: Two sets of color sheet assemblies (20) are arranged on opposite sides of the middle section of the fixed plate (10), and a ring-shaped toothed belt (30) is arranged on either side of the fixed plate (10) and can rotate. The fixed plate (10) is provided with a light passing hole (11) in the center of the middle section, and a near slide rail (12) and a far slide rail (13) are arranged on the two sides of the fixed plate (10) at intervals from the light passing hole (11), so that the light beam emitted by the stage light source passes through the light passing hole (11), and the two sets of color sheet assemblies (20) are driven by the ring-shaped toothed belt (30) to slide towards or away from the light passing hole (11) along the near slide rail (12) or the far slide rail (13) on the two sides of the fixed plate (10). Each color sheet assembly (20) comprises a color sheet fixing frame (21), a color sheet body (22), a positioning sliding sleeve (23), and a transmission sliding sleeve (24). The color sheet body (22) is installed between the two sides of the color sheet fixing frame (21), and the color sheet body (22) is formed with a color superposition section (221) extending towards the light passing hole (11). The positioning sliding sleeve (23) is installed on the side of the color sheet fixing frame (21) away from the ring-shaped toothed belt (30), and the positioning sliding sleeve (23) is recessed on the outer side to form a U-shaped through slot (231), so that the U-shaped through slot (231) is sleeved on the near slide rail (12) on the same side of the fixed plate (10). The transmission sliding sleeve (24) is installed on the side of the color sheet fixing frame (21) adjacent to the ring-shaped toothed belt (30), and the transmission sliding sleeve (24) is formed with an O-shaped through slot (241) at one end and a transmission through slot (242) recessed on the top surface at the other end. The transmission through slot (242) is formed with a rack block (201) capable of engaging with the outer section or the inner section of the ring-shaped toothed belt (30) on one inner wall, and an adjustment gap (202) is reserved between the rack block (201) and the other inner wall. The transmission sliding sleeve (24) is sleeved on the far slide rail (13) on the same side of the fixed plate (10) through the O-shaped through slot (241), and the ring-shaped toothed belt (30) can be pulled into the adjustment gap (202) to release the engagement between the rack block (201) and the rack block (201). The color sheet fixing frame (21) can slide towards or away from the light passing hole (11) with the forward and reverse rotation of the ring-shaped toothed belt (30) under the cooperation of the positioning sliding sleeve (23) and the transmission sliding sleeve (24), and drive the color superposition section (221) of the color sheet body (22) to penetrate or exit the light passing hole (11).

2. The improved color mixing plate unit of a stage light according to claim 1, characterized in that: The fixed plate (10) is provided with a driving motor (41) at the two ends of each side of the bottom surface, the driving shaft of the driving motor (41) penetrates the top surface of the fixed plate (10), and a toothed wheel (42) is arranged on the driving shaft. The ring-shaped toothed belt (30) is sleeved on the two toothed wheels (42) on one side of the fixed plate (10), and the ring-shaped toothed belt (30) is engaged with the toothed wheels (42).

3. The improved color mixing plate unit for a stage light according to claim 1, wherein: The color chip body (22) of one color chip assembly (20) forms an upper superposition groove (203) on the top surface of the superposition section (221), and the color chip body (22) of the other color chip assembly (20) forms a lower superposition groove (204) on the bottom surface of the superposition section (221), so that the color chip bodies (22) of the two color chip assemblies (20) can be arranged on the same horizontal plane, and when the two color chip assemblies (20) are driven by the ring-shaped toothed belt (30) to slide towards the light transmission hole (11), the superposition sections (221) of the two color chip assemblies (20) can be superposed in an upper-lower manner.

4. The improved color mixing plate unit of a stage light according to claim 1, characterized in that: The transmission sliding sleeve (24) is provided with a push-pull opening (243) penetrating the O-shaped through groove (241) in the middle of one end.

5. The improved color mixing plate unit of a stage light according to claim 1, characterized in that: The main body of the color chip fixing frame (21) is in the shape of a Chinese character 'fang', and the color chip fixing frame (21) is extended to form an extension arm (211) on the side adjacent to the ring-shaped toothed belt (30), so that the transmission sliding sleeve (24) is mounted on the extension arm (211).

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