CN110486693B

CN110486693B - Stage lighting cutting device capable of changing light spot shape

Info

Publication number: CN110486693B
Application number: CN201910872819.XA
Authority: CN
Inventors: 陈巧; 其他发明人请求不公开姓名
Original assignee: Color Imagination Led Lighting Ltd
Current assignee: Guangdong Bolang Lighting And Sound Technology Co ltd
Priority date: 2019-09-16
Filing date: 2019-09-16
Publication date: 2021-04-06
Anticipated expiration: 2039-09-16
Also published as: CN110486693A

Abstract

The invention provides a stage lighting cutting device capable of changing the shape of light spots, which is arranged in a stage lamp and comprises a machine body fixedly arranged in the stage lamp, a cutting plate component movably arranged on the machine body and a pushing device fixedly arranged on the machine body, wherein the cutting plate component can shield and cut light beams of a light source when moving on the machine body, the pushing device comprises a fixed base fixedly arranged on the machine body, a fixed sleeve fixedly arranged on the fixed base and far away from the machine body and a movable sleeve slidably sleeved on the fixed sleeve, a plurality of pushing rods are movably inserted in the side wall of the movable sleeve, the pushing rods can be driven to move by the movable sleeve, so that the machine body is driven to move, and after the machine body is far away from or close to the light source of the lamp, the space between the machine body and the light source can be changed, so that the brightness of the light spot is changed.

Description

Stage lighting cutting device capable of changing light spot shape

Technical Field

The invention relates to the technical field of light cutting, in particular to a stage light cutting device capable of changing the shape of light spots.

Background

When the stage performance, light is indispensable component part, shape change to needs and luminance on the light according to the needs of stage simultaneously, when adjusting light facula shape, the facula accessible shelters from the mode formation of cutting or changes to the shape of needs, but the luminance of facula can not adjust through the mode that shelters from the cutting, often change the luminance of facula through the mode of frequency conversion regulation and control light source output intensity among the prior art, frequency conversion control is higher to the requirement of transformer, at the in-process of adjusting, the breakdown voltage who extremely easily reaches the transformer causes the light source to damage, influence the stage effect.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: the transformer is very easy to be damaged when the light spot brightness of the stage lighting is adjusted, and the stage effect is influenced.

The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a can change stage lighting cutting device of facula shape, installs in the stage lamp, stage lighting cutting device includes fixed mounting organism, movable mounting in the stage lamp on cutting board subassembly and fixed mounting on the organism thrust unit on the organism, the organism includes activity organism and fixed organism, fixed organism includes the bottom plate, it has changeed the hole to open on the bottom plate, be equipped with the control tooth's socket on changeing the lateral wall in hole, activity organism includes along last commentaries on classics board, the fixed connection of control tooth's socket motion change board and correspond down the limiting plate of commentaries on classics board on the commentaries on classics board, fixed mounting has the rotation motor on the commentaries on classics board, the cover is equipped with drive gear on the rotation motor, drive gear with control tooth's socket intermeshing, install a plurality of spacing posts on the commentaries on classics board down, spacing post slidable alternate insert in the limiting plate, the cutting board subassembly is installed go up the commentaries on classics board, the cutting board subassembly is in can shelter from the cutting to the light beam of light source when going up the commentaries on classics board and moving, thrust unit includes unable adjustment base, fixed mounting and just keep away from on the unable adjustment base fixed sleeve and slidable ground cover that the organism set up are established movable sleeve on the fixed sleeve, the limiting plate is installed in the unable adjustment base, the activity alternates on movable sleeve's the lateral wall has a plurality of catch bars, through movable sleeve can order about the catch bar produces the removal, thereby drives the organism motion.

Furthermore, the side wall of the movable sleeve is of a cavity structure, the movable sleeve is provided with a control air hole communicated with the inner cavity of the side wall of the movable sleeve, and the air pressure of the cavity in the side wall of the movable sleeve can be controlled through the control air hole so as to control the motion process of the push rod.

Furthermore, a plurality of rotating bases are convexly arranged on the surface, far away from the machine body, of the fixed base, and the end, far away from the movable sleeve, of the push rod is fixed in the rotating bases.

Furthermore, the fixed base is in the shape of a hollow step, and the machine body is contained in an inner cavity of the fixed base.

Furthermore, the fixed base is provided with a unthreaded hole corresponding to the inner hole of the fixed sleeve, the movable sleeve covers the light source of the stage lamp, and the unthreaded hole, the fixed sleeve and the movable sleeve form a light transmission channel.

Furthermore, a limiting groove is formed in the limiting plate, and the limiting column can be slidably inserted into the limiting groove.

Furthermore, light holes are formed in the upper rotating plate and the lower rotating plate and correspond to the light holes.

Further, fixed organism still includes an upper fixed plate, an upper fixed plate with bottom plate parallel connection, it has the cutting hole to open on the upper fixed plate, it has the commentaries on classics hole to open on the bottom plate, unable adjustment base fixed mounting be in on the bottom plate.

The invention has the advantages that the pushing device is arranged at the bottom of the machine body, the pushing force or the pulling force is transmitted to the pushing rod by changing the air pressure in the inner cavity of the side wall of the movable sleeve, the fixed sleeve is pushed to move, the machine body is driven to move close to or away from the light source, the cutting plate component can be far away from or close to the light source, the distance between the light transmitting plate and the light source is adjusted, the diameter of a light beam which vertically penetrates through the machine body is changed, the brightness intensity of a light spot is finally changed, the transformer is prevented from being used for many times by the adjusting mode, the probability of damage to the light source is reduced, and the.

Drawings

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a perspective view of the stage lighting cutting device capable of changing the shape of light spots according to the present invention;

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is a perspective view of the cutting board assembly of FIG. 1;

FIG. 4 is a front view of the pushing device and a portion of the movable body of FIG. 1;

FIG. 5 is a cross-sectional view taken along line A-A of FIG. 4;

in the figure:

stage lighting cutting device 100 cutting board assembly 20 pushing device 30

Fixed body 110, movable body 120, upper fixing plate 111

Pulley 114 rotary groove 115 of lower fixing plate 112

Rotating hole 116 controls upper rotating plate 121 of tooth groove 117

Lower rotating plate 122 limiting plate 125 rotating motor 123

Limiting groove 128 of light hole 126 of rotating gear 124

Cutting board 210 cross guide 220 control assembly 230

Guide post 211 controls slot 212 and guide slot 221

Diaphragm 222 control motor 231 control board 232

Control column 233 fixing base 310 fixing sleeve 320

Movable sleeve 330 unthreaded hole 311 machine body 10

Push rod 331 control air hole 332

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention. On the contrary, the embodiments of the invention include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.

As shown in fig. 1 to 5, the present invention provides a stage lighting cutting device 100 capable of changing the shape of a light spot, which includes a machine body 10 installed in a stage lamp, a cutting board assembly 20 movably installed on the machine body 10, and a pushing device 30 fixedly installed on the machine body 10.

The machine body 10 comprises a fixed machine body 110 installed in the stage lamp and a movable machine body 120 installed in the fixed machine body 110, the fixed machine body 110 comprises an upper fixing plate 111 and a lower fixing plate 112, the upper fixing plate 111 and the lower fixing plate 112 are connected in parallel in a threaded or pin shaft mode, a cutting hole 113 is formed in the upper fixing plate 111, a plurality of pulleys 114 are fixedly installed on the edge of the hole of the cutting hole 113 in the upper fixing plate 111, a rotating groove 115 is formed in the circumferential surface of each pulley 114, a rotating hole 116 is formed in the lower fixing plate 112, a control tooth groove 117 is formed in the side wall of each rotating hole 116, the movable machine body 120 comprises an upper rotating plate 121 moving along the control tooth groove 117, a lower rotating plate 122 fixedly connected below the upper rotating plate 121 and a limiting plate 125 corresponding to the lower rotating plate 122, and the upper rotating plate 121 and the lower rotating plate 122 are connected in parallel in a. The upper rotating plate 121 is matched and clamped in the rotating groove 115, the upper rotating plate 121 moves along the control tooth groove 117, specifically, a rotating motor 123 is fixedly mounted on the upper rotating plate 121, a rotating gear 124 is fixedly sleeved on an output shaft of the rotating motor 123, the rotating gear 124 and the control tooth groove 117 are meshed with each other, after the rotating motor 123 is started, the rotating gear 124 rotates in the rotating hole 116 to drive the rotating motor 123 to synchronously rotate, and the rotating motor pushes the upper rotating plate 121 to rotate among the pulleys 114.

Light holes 126 are formed in the middle positions of the upper rotating plate 121 and the lower rotating plate 122, the cutting plate assembly 20 is mounted on the upper rotating plate 121, the upper surface of the lower rotating plate 122 is fixedly connected with the upper rotating plate 121, a plurality of limiting columns (not shown) are fixedly mounted on the lower surface of the lower rotating plate 122, and the limiting columns are perpendicular to the lower rotating plate 122. The limiting plate 125 is provided with a limiting groove 128 corresponding to the limiting post, the limiting post is slidably inserted into the limiting groove 128, and when the lower rotating plate 122 rotates along with the upper rotating plate 121, the limiting post slides in the limiting groove 128.

The cutting board assembly 20 comprises a plurality of cutting boards 210 corresponding to the light holes 126, two cross-shaped guide boards 220 arranged on the upper and lower sides of the cutting boards 210, and a control assembly 230 movably connected with the cutting boards 210.

Cutting board 210 and cross deflector 220 all set up in the top of last commentaries on classics board 121, and fixed mounting has guide post 211 on cutting board 210, and the tip of cutting board 210 is opened has control groove 212, and control groove 212 is straight banding waist type groove. The cross guide plate 220 is in a cross shape, the end of the cross guide plate 220 is fixed on the upper rotating plate 121, the cross guide plate 220 is provided with a guide groove 221, the guide post 211 on the cutting plate 210 can be inserted into the guide groove 221 in a relatively sliding manner, the center of the cross guide plate 220 is provided with a diaphragm 222 corresponding to the light transmission hole 126, and the guide groove 221 is arranged perpendicular to the axis of the diaphragm 222. The number of the cutting plates 210 is four, the four cutting plates 210 are divided into an upper group and a lower group, and the cutting plates 210 in each group are in central symmetry. The two cross-shaped guide plates 220 are parallel and corresponding, the guide grooves 221 on the two cross-shaped guide plates 220 are perpendicular to each other, and it can be understood that the guide posts 211 on the upper and lower groups of inner cutting plates 210 are arranged away from each other. When the cutting board 210 moves between the two cross-shaped guide plates 220, the cutting board 210 can cut the section of the diaphragm 222 into different shapes by the restriction of the guide grooves 221 to the guide posts 211.

The control assembly 230 includes a control motor 231 fixedly installed in the upper rotating plate 122 and a control plate 232 fixedly installed on an output shaft of the control motor 231, a body portion of the control motor 231 is fixed between the upper rotating plate 122 and the lower rotating plate 123, an output shaft portion of the control motor 231 extends above the upper rotating plate 122, the control plate 232 is fixed on an output shaft of the control motor 232 above the upper rotating plate 122, a control post 233 corresponding to the control slot 212 is fixedly installed on the control plate 232, the control post 232 can slide in the control slot 212, the control post 232 can also support against a slot wall of the control slot 212 to move the cutting plate 210, as can be appreciated, as the control motor 231 rotates the control plate 232, the control post 232 slides within the control slot 212, meanwhile, the control column 232 can support the cutting plate 210 to move along the guide groove 221, so as to cut the aperture 222, and change the shape of the light spot.

The pushing device 30 includes a fixed base 310 fixedly mounted on the lower fixing plate 112, a fixed sleeve 320 fixedly mounted on the fixed base 310 and disposed away from the machine body 10, and a movable sleeve 330 slidably sleeved on the fixed sleeve 320.

The fixed base 310 is in a hollow step shape, the position-limiting plate 125 in the movable body 120 is fixedly accommodated in the inner cavity of the fixed base 310, the fixed base 310 is provided with an optical hole 311 corresponding to the inner hole of the fixed sleeve 320, the surface of the fixed base 310 far away from the movable body 120 is convexly provided with a plurality of rotating bases (not shown), it can be understood that the inner hole of the movable sleeve 330, the inner hole of the fixed sleeve 320, the optical hole 311, the light transmitting hole 126 and the aperture 222 form a light transmitting channel, a pipeline emitted by the light source is projected into a light spot through the channel and scattered on a stage, the movable sleeve 330 is covered on the light source, the side wall of the movable sleeve 330 is in a cavity structure, a plurality of push rods 331 are telescopically arranged in the cavity of the movable sleeve 330, one end of each push rod 331 is movably inserted in the cavity of the side wall of the movable sleeve 330, the other end of each push rod is fixedly inserted in the rotating base 312, the movable sleeve 330 is connected to the air pump or the air compressor through the control air hole 332, and after the air pump or the air compressor is started, the air pressure in the inner cavity of the sidewall of the movable sleeve 330 is changed through the control air hole 332, so that the push rod 331 is driven to move in a telescopic manner relative to the movable sleeve 330, the body 10 is driven to move, and finally the position of the cutting board assembly 20 relative to the light source can be changed.

The stage lighting cutting device 100 is used by starting the control motor 231 on the control assembly 230, the control motor 231 drives the control plate 232 to rotate, the control plate 232 drives the cutting plate 210 to change the angle relative to the aperture 222, thereby changing the shape of the light spot, after the shape of the light spot is determined, the rotating motor 123 is started, the rotating gear 124 moves on the control tooth slot 117, the body of the rotating motor 123 is fixed in the upper rotating plate 121, and the rotating motor 123 drives the upper rotating plate 121 to rotate between the pulleys 114 when the rotating gear 124 moves on the control tooth slot 117, thereby controlling the shape of the light spot to start rotating, and further changing the shape of the light spot.

In the above-mentioned use, for obtaining the light and shade degree of suitable light intensity regulation facula, through changing activity sleeve 330 internal gas pressure, and then change the position of catch bar 331 relative activity sleeve 330, promote unable adjustment base 310 and organism 10 to the direction removal of keeping away from or being close to the light source to change the relative distance between cutting board subassembly 20 and the light source, and then utilize the principle of aperture formation of image to adjust the light intensity that forms the facula, and then the light and shade degree of control facula shape.

In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides a can change stage lighting cutting device of facula shape, installs in the stage lamp its characterized in that: stage lighting cutting device includes fixed mounting organism in the stage lighting, movable mounting cutting board subassembly and fixed mounting on the organism push device on the organism, the organism includes activity organism and fixed organism, fixed organism includes the bottom plate, it has changeed the hole to open on the bottom plate, be equipped with the control tooth's socket on changeing the lateral wall in hole, activity organism includes along last commentaries on classics board, the fixed connection of control tooth's socket motion to go up commentaries on classics board and corresponding down commentaries on classics board on the commentaries on classics board and the limiting plate of commentaries on classics board down, fixed mounting has the rotation motor on going up commentaries on classics board, the cover is equipped with driving gear on the rotation motor, driving gear with control tooth's socket intermeshing, install a plurality of spacing posts on the commentaries on classics board down, alternate in the limiting plate slidable, cutting board subassembly is installed on going up, the cutting board subassembly is in can shelter from the cutting to the light beam of light source when going up the activity on the commentaries on classics board, thrust unit includes unable adjustment base, fixed mounting and keep away from on the unable adjustment base the fixed sleeve and the slidable ground cover that the organism set up are established movable sleeve on the fixed sleeve, the limiting plate is installed in the unable adjustment base, the activity interlude has a plurality of catch bars on the movable sleeve's the lateral wall, through movable sleeve can order about the catch bar produces the removal to the drive the organism motion.

2. A stage lighting cutting device capable of changing the shape of light spots according to claim 1, wherein: the side wall of the movable sleeve is of a cavity structure, the movable sleeve is provided with a control air hole communicated with the inner cavity of the side wall of the movable sleeve, and the air pressure of the cavity in the side wall of the movable sleeve can be controlled through the control air hole so as to control the motion process of the push rod.

3. A stage lighting cutting device capable of changing the shape of light spots according to claim 1, wherein: the surface of the fixed base far away from the machine body is convexly provided with a plurality of rotating bases, and the end part of the push rod far away from the movable sleeve is fixed in the rotating bases.

4. A stage lighting cutting device capable of changing the shape of light spots according to claim 1, wherein: the fixed base is in a hollow step shape, and the machine body is contained in an inner cavity of the fixed base.

5. A stage lighting cutting device capable of changing the shape of light spots according to claim 1, wherein: the light hole that has opened on the unable adjustment base with the fixed sleeve hole corresponds, the movable sleeve cover is established on the light source of stage lamp, the light hole the fixed sleeve and the movable sleeve constitutes the passageway of light transmission.

6. A stage lighting cutting device capable of changing the shape of light spots according to claim 1, wherein: the limiting plate is provided with a limiting groove, and the limiting column can be slidably inserted in the limiting groove.

7. A stage lighting cutting device capable of changing the shape of light spots according to claim 1, wherein: the upper rotating plate and the lower rotating plate are both provided with light holes, and the light holes correspond to the light holes.

8. A stage lighting cutting device capable of changing the shape of light spots according to claim 1, wherein: the fixed machine body further comprises an upper fixed plate, the upper fixed plate is connected with the lower fixed plate in parallel, a cutting hole is formed in the upper fixed plate, a rotating hole is formed in the lower fixed plate, and the fixed base is fixedly installed on the lower fixed plate.