CN216480447U - Light beam cutting device for stage lamp - Google Patents
Light beam cutting device for stage lamp Download PDFInfo
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- CN216480447U CN216480447U CN202023350766.2U CN202023350766U CN216480447U CN 216480447 U CN216480447 U CN 216480447U CN 202023350766 U CN202023350766 U CN 202023350766U CN 216480447 U CN216480447 U CN 216480447U
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Abstract
The utility model discloses a light beam cutting device for stage lamps, which comprises a mounting plate, a rotating plate, a cutter assembly, a main shaft and a rotary driving mechanism, wherein the cutter assembly is mounted above the rotating plate, a motor assembly connected with the cutter assembly is mounted on the rotating plate, the rotating plate is provided with a first light passing through hole, the main shaft is provided with a second light passing through hole, the central axes of the first light passing through hole and the second light passing through hole are consistent, the rotating plate is fixedly connected with the upper end face of the main shaft, the rotary driving mechanism comprises a rotary motor, a first belt wheel, a second belt wheel and a transmission belt, the rotary motor is fixedly connected onto the rotating plate, the first belt wheel is sleeved on an output shaft of the rotary motor, the second belt wheel is fixedly connected onto the mounting plate, the second belt wheel is rotatably connected with the lower end of the main shaft through a bearing, and the first belt wheel is in transmission connection with the second belt wheel through the transmission belt. The utility model has better rotation precision and coaxiality, no noise in movement and difficult jamming.
Description
Technical Field
The utility model relates to the technical field of stage lamps, in particular to a light beam cutting device for a stage lamp.
Background
In the field of stage lighting, a beam shaping component is generally arranged between a light source and an exit objective of a stage light fixture, for intercepting a light beam in order to obtain a light beam with a specific cross section. The cutting device is one of typical light beam shaping assemblies, can be used for obtaining the light beam of multiple shape profile, and the facula accessible cutting piece after this light beam formation of image is square, rhombus, triangle-shaped, trapezoidal, fan-shaped multiple different shapes with the facula, perhaps throws out other specific facula figure or decorative pattern to can rotate, in order to build multiple different effect scene and atmosphere, consequently, stage lamp obtains wide application in occasions such as stage performance setting, film studio and studio.
The structure of the light beam cutting assembly in the prior art is shown in figure 1, the cutting disc assembly is fixed in a suspension manner by four groups of clamping roller assemblies at the periphery, and a rotary gear of a cutting rotary motor is sleeved with a peripheral annular inner toothed plate to perform rotary motion, and the design has the following defects that: the sleeve joint precision and the coaxiality of the rotary gear can not be well guaranteed, the moving speed is low, the locking is easy, the moving noise is high, the assembly tolerance needs to be allocated during production and assembly, and the production efficiency is low.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide a light beam cutting device for a stage lamp, which has better rotation precision and coaxiality, no noise in movement, difficulty in locking and convenience and rapidness in assembly.
The purpose of the utility model is realized by adopting the following technical scheme:
a light beam cutting device for stage lamps comprises a mounting plate, a rotating plate, a cutter assembly, a spindle and a rotary driving mechanism, wherein the cutter assembly is mounted above the rotating plate, a motor assembly connected with the cutter assembly is mounted on the rotating plate, the rotating plate is provided with a first light passing through hole, the spindle is provided with a second light passing through hole, the central axes of the first light passing through hole and the second light passing through hole are consistent, the rotating plate is fixedly connected with the upper end face of the spindle, the rotary driving mechanism comprises a rotary motor, a first belt wheel, a second belt wheel and a transmission belt, the rotary motor is fixedly connected on the rotating plate, the first belt wheel is sleeved on an output shaft of the rotary motor, the second belt wheel is fixedly connected on the mounting plate, and the second belt wheel is rotatably connected with the lower end of the spindle through a bearing, the first belt wheel is in transmission connection with the second belt wheel through the transmission belt.
Further, the limiting plate is fixedly connected with the lower end face of the main shaft, an arc-shaped portion is arranged on the limiting plate and located on the lower end face of the second belt wheel, an arc-shaped guide hole is formed in the arc-shaped portion, the bending direction of the arc-shaped guide hole is the same as the rotating direction of the rotating plate, a gear column is arranged on the lower end face of the second belt wheel and extends into the arc-shaped guide hole.
Further, the mounting plate is provided with a third light passing through hole, the lower end of the spindle penetrates through the third light passing through hole, the second belt pulley is fixedly connected to the lower side of the mounting plate, the mounting plate is provided with an arc-shaped through hole, an output shaft of the rotating motor penetrates through the arc-shaped through hole, and the bending direction of the arc-shaped through hole is the same as the rotating direction of the rotating plate.
Furthermore, an annular limiting portion is arranged inside the second belt wheel, an annular flange is arranged at the lower end of the main shaft, the upper end face of the bearing abuts against the annular flange, and the lower end face of the bearing abuts against the annular limiting portion.
Further, a cooling fan is installed on the rotating plate.
Furthermore, an air outlet of the heat dissipation fan is connected with an air guide, and an air outlet end of the air guide extends towards the center of the rotating plate.
Compared with the prior art, the utility model has the beneficial effects that:
when the rotating plate is used, the rotating motor is started, the rotating motor drives the first belt wheel to rotate, and the second belt wheel is fixedly connected to the mounting plate and is in transmission connection with the first belt wheel through the transmission belt, so that the rotating plate rotates relative to the second belt wheel, and the cutter assembly and the motor assembly on the rotating plate rotate in a suspended mode. The utility model has better rotation precision and coaxiality, no noise in movement, difficult blocking and convenient and quick assembly.
Drawings
FIG. 1 is a schematic diagram of a prior art beam cutting assembly;
FIG. 2 is a schematic view of a beam cutting device for stage lighting according to the present invention;
FIG. 3 is a cross-sectional view of a beam cutting apparatus for a stage lamp according to the present invention;
FIG. 4 is a second schematic view of a beam cutting device for stage lighting according to the present invention;
FIG. 5 is a top view of a beam cutting apparatus for stage lighting according to the present invention;
in the figure: 1. a rotating plate; 2. a cutter assembly; 3. a main shaft; 4. a motor assembly; 5. a rotating electric machine; 6. A first pulley; 7. a second pulley; 8. a drive belt; 9. a bearing; 10. a heat radiation fan; 11. an air guide member; 12. mounting a plate; 13. an arc-shaped through hole; 14. a limiting plate; 15. an arc-shaped guide hole; 16. a gear post.
Detailed Description
The present invention is further described with reference to the accompanying drawings and the detailed description, and it should be noted that, in the case of no conflict, any combination between the embodiments or technical features described below may form a new embodiment.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "horizontal", "vertical", "top", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first," "second," "one," "another," and the like are used to distinguish similar elements, and these terms and other similar terms are not intended to limit the scope of the present invention.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; either directly or indirectly through intervening media, or through both elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations. Corresponding reference numerals are used throughout the figures to indicate corresponding or corresponding elements (e.g., elements identified as "1 XX" and "2 XX" are structurally identical and functionally similar).
As shown in fig. 1-5, for the light beam cutting device for stage lamps provided by the present invention, the light beam cutting device comprises a mounting plate 12, a rotating plate 1, a cutter assembly 2, a spindle 3 and a rotation driving mechanism, wherein the cutter assembly 2 is mounted above the rotating plate 1, a motor assembly 4 connected to the cutter assembly 2 is mounted on the rotating plate 1, the rotating plate 1 is provided with a first light passing through hole, the spindle 3 is provided with a second light passing through hole, central axes of the first light passing through hole and the second light passing through hole are identical, the rotating plate 1 is fixedly connected to an upper end surface of the spindle 3, the rotation driving mechanism comprises a rotating motor 5, a first pulley 6, a second pulley 7 and a transmission belt 8, the rotating motor 5 is fixedly connected to the rotating plate 1, the first pulley 6 is sleeved on an output shaft of the rotating motor 5, second band pulley 7 rigid coupling is in on the mounting panel 12, second band pulley 7 pass through bearing 9 with the lower extreme of main shaft 3 rotates and is connected, first band pulley 6 passes through driving belt 8 with second band pulley 7 transmission is connected.
In an embodiment, the rotating motor 5 is started, the rotating motor 5 drives the first belt pulley 6 to rotate, and since the second belt pulley 7 is fixedly connected to the mounting plate 12, and the second belt pulley 7 is in transmission connection with the first belt pulley 6 through the transmission belt 8, the rotating plate 1 is caused to rotate relative to the second belt pulley 7, so that the cutter assembly 2 and the motor assembly 4 on the rotating plate 1 are caused to rotate in a suspended manner. The utility model has better rotation precision and coaxiality, no noise in movement, difficult jamming and convenient and quick assembly.
The fact that the cutter assembly 2 and the motor assembly 4 of the present embodiment are prior art is not specifically limited herein.
In one embodiment, an annular limiting portion is disposed inside the second pulley 7, an annular flange is disposed at the lower end of the main shaft 3, the upper end surface of the bearing 9 abuts against the annular flange, and the lower end surface of the bearing 9 abuts against the annular limiting portion.
In one embodiment, the light beam cutting device for the stage lamp further comprises a limiting plate 14, the limiting plate 14 is fixedly connected with the lower end surface of the spindle 3, the limiting plate 14 is provided with an arc-shaped portion, the arc-shaped portion is located on the lower end surface of the second belt pulley 7, the arc-shaped portion is provided with an arc-shaped guide hole 15, the bending direction of the arc-shaped guide hole 15 is the same as the rotating direction of the rotating plate 1, the lower end surface of the second belt pulley 7 is provided with a gear post 16, and the gear post 16 extends into the arc-shaped guide hole 15. The arc-shaped guide hole 15 and the gear position column 16 are arranged, so that the rotation of the rotating plate 1 is guided and positioned.
In one embodiment, the mounting plate 12 is provided with a third light passing through hole, the lower end of the spindle 3 passes through the third light passing through hole, the second pulley 7 is fixedly connected to the lower side of the mounting plate 12, the mounting plate 12 is provided with an arc-shaped through hole 13, the output shaft of the rotating motor 5 passes through the arc-shaped through hole 13, and the bending direction of the arc-shaped through hole 13 is the same as the rotating direction of the rotating plate 1.
In one embodiment, a heat dissipation fan 10 is mounted on the rotating plate 1. Specifically, an air outlet of the heat dissipation fan 10 is connected to an air guide 11, and an air outlet end of the air guide 11 extends toward the center of the rotating plate 1. In this embodiment, the fan mounting plate 12 is mounted on the rotating plate 1, the heat dissipation fan 10 is detachably mounted on the fan mounting plate 12, and the air blown by the heat dissipation fan 10 is blown to the central position of the rotating plate 1 through the air guide 11, so as to dissipate heat of the motor assembly 4 and the cutter assembly 2 on the rotating plate 1.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.
Claims (6)
1. A light beam cutting device for stage lamps is characterized by comprising a mounting plate, a rotating plate, a cutter assembly, a main shaft and a rotary driving mechanism, wherein the cutter assembly is mounted above the rotating plate, a motor assembly connected with the cutter assembly is mounted on the rotating plate, the rotating plate is provided with a first light passing through hole, the main shaft is provided with a second light passing through hole, the central axes of the first light passing through hole and the second light passing through hole are consistent, the rotating plate is fixedly connected with the upper end face of the main shaft, the rotary driving mechanism comprises a rotary motor, a first belt wheel, a second belt wheel and a transmission belt, the rotary motor is fixedly connected onto the rotating plate, the first belt wheel is sleeved on an output shaft of the rotary motor, the second belt wheel is fixedly connected onto the mounting plate, and the second belt wheel is rotatably connected with the lower end of the main shaft through a bearing, the first belt wheel is in transmission connection with the second belt wheel through the transmission belt.
2. The beam cutting device for stage lamps according to claim 1, further comprising a limiting plate, wherein the limiting plate is fixedly connected to the lower end surface of the main shaft, the limiting plate is provided with an arc-shaped portion, the arc-shaped portion is located on the lower end surface of the second pulley, the arc-shaped portion is provided with an arc-shaped guiding hole, the bending direction of the arc-shaped guiding hole is the same as the rotating direction of the rotating plate, the lower end surface of the second pulley is provided with a gear post, and the gear post extends into the arc-shaped guiding hole.
3. The beam cutting apparatus for stage lamps as claimed in claim 1, wherein the mounting plate is provided with a third through hole, the lower end of the main shaft passes through the third through hole, the second pulley is fixedly connected to the lower side of the mounting plate, the mounting plate is provided with an arc-shaped through hole, the output shaft of the rotating motor passes through the arc-shaped through hole, and the arc-shaped through hole is bent in the same direction as the rotating direction of the rotating plate.
4. The beam cutting apparatus for stage lamps as claimed in claim 1, wherein the second pulley has an annular limiting portion inside, the main shaft has an annular flange at a lower end thereof, an upper end surface of the bearing abuts against the annular flange, and a lower end surface of the bearing abuts against the annular limiting portion.
5. The beam cutting apparatus for stage lamps of claim 1, wherein the rotating plate has a heat-dissipating fan mounted thereon.
6. The beam cutting device for stage lamps as claimed in claim 5, wherein an air outlet of the heat dissipation fan is connected with an air guide, and an air outlet end of the air guide extends toward the center of the rotating plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023350766.2U CN216480447U (en) | 2020-12-31 | 2020-12-31 | Light beam cutting device for stage lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023350766.2U CN216480447U (en) | 2020-12-31 | 2020-12-31 | Light beam cutting device for stage lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216480447U true CN216480447U (en) | 2022-05-10 |
Family
ID=81394017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023350766.2U Active CN216480447U (en) | 2020-12-31 | 2020-12-31 | Light beam cutting device for stage lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216480447U (en) |
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2020
- 2020-12-31 CN CN202023350766.2U patent/CN216480447U/en active Active
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