CN112619181A - Automatic curtain drawing mechanical equipment for stage - Google Patents
Automatic curtain drawing mechanical equipment for stage Download PDFInfo
- Publication number
- CN112619181A CN112619181A CN202011117509.6A CN202011117509A CN112619181A CN 112619181 A CN112619181 A CN 112619181A CN 202011117509 A CN202011117509 A CN 202011117509A CN 112619181 A CN112619181 A CN 112619181A
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- curtain
- curtain drawing
- drawing device
- upright post
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- 230000005540 biological transmission Effects 0.000 claims abstract description 51
- 239000000725 suspension Substances 0.000 claims abstract description 18
- 238000009434 installation Methods 0.000 description 11
- 230000009471 action Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- 239000011324 bead Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63J—DEVICES FOR THEATRES, CIRCUSES, OR THE LIKE; CONJURING APPLIANCES OR THE LIKE
- A63J1/00—Stage arrangements
- A63J1/02—Scenery; Curtains; Other decorations; Means for moving same
- A63J1/028—Means for moving hanging scenery
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- Curtains And Furnishings For Windows Or Doors (AREA)
Abstract
The invention relates to automatic curtain drawing mechanical equipment for a stage, which comprises a first upright post, a second upright post, a top seat, a first curtain drawing device and a second curtain drawing device, wherein the first upright post and the second upright post are respectively arranged at the left end and the right end of the top seat, fixing pins are respectively arranged at the bottom ends of the first upright post and the second upright post, the first curtain drawing device is arranged at the bottom of the front end of the top seat, the second curtain drawing device is arranged at the rear end of the top of the right side surface of the first upright post, a third curtain drawing device is arranged at the position, right opposite to the second curtain drawing device, of the left side surface of the second upright post, and a curtain suspension frame is arranged between the second curtain drawing. The driving wheels and the driven wheels of the two sets of transmission devices drive the transmission chains to respectively pull the stage curtain from the center of the top seat to the left end and the right end, so that the curtain pulling speed and the curtain closing speed can be increased, the two sets of transmission devices are directly driven by the servo motor to pull the mechanical box to move, and the friction resistance on the mechanical box in self-moving is reduced.
Description
Technical Field
The invention relates to the technical field of equipment for stage curtain drawing, in particular to automatic curtain drawing mechanical equipment for a stage.
Background
The curtain drawing device is an indispensable tool in stage performance. The existing stage curtain drawing machine mainly adopts a guy cable to draw a head pulley at the forefront end so as to enable the head pulley to slide on a track, the following secondary pulley slides mainly by depending on the extension of a curtain so as to drive the secondary pulley to slide, and the tension of the pulley mainly comes from the lower part; the curtain system that uses now is the manual work mostly through the cooperation of rope with the pulley to the mode of dragging carries out the translation operation, pulls open the curtain or puts down, and whole work is very loaded down with trivial details, and artifical dependence is strong, and at whole in-process, the staff will wait constantly, and the delay time appears in addition easily, and the condition such as error in operation influences the effect of stage performance. Therefore, an automatic curtain drawing mechanical device for the stage is provided.
Disclosure of Invention
The invention aims to solve the problem that the existing stage curtain drawing equipment is complex in work, error occurs in the curtain drawing or delay affects the stage effect, so that the stage curtain drawing equipment can match with the stage performance to allocate the curtain drawing process, the aim of ensuring scientific matching of the stage curtain removal and the stage performance is fulfilled, and the stage performance has multiple elements.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a stage is with automatic curtain mechanical equipment that draws, includes stand one, stand two, footstock, draws curtain device one and draw curtain device two, both ends are equipped with stand one and stand two respectively about the footstock, stand one and two bottoms of stand are equipped with the fixing pin respectively, footstock front end bottom is equipped with a plurality of curtain device ones that draw, stand one right flank top rear end is equipped with draws curtain device two, stand two just right at the left surface draw two departments of curtain device to be equipped with and draw curtain device three, draw curtain device two with draw and be equipped with the curtain mounted frame between the curtain device three.
As a preferable aspect of the present invention, wherein: the utility model discloses a take-up seat, including footstock inner chamber, footstock inner chamber left end, first transmission, action wheel, drive chain, transmission chain, first transmission right-hand member, the action wheel rear is equipped with only a position spare, the action wheel is equipped with from the driving wheel on with the cover is equipped with drive chain, drive chain runs through only a position spare, only a position spare is fixed to be located in the footstock, footstock inner chamber right-hand member is equipped with second transmission, second transmission sets up with first transmission about the footstock centrosymmetry.
As a preferable aspect of the present invention, wherein: the top seat is characterized in that a plurality of mechanical boxes are arranged on the transmission chain at the front end of the top seat respectively, clamping pieces are arranged in inner cavities of the mechanical boxes, extension seats are arranged at the right ends of the clamping pieces, extension arms are arranged in the extension seats respectively, and the extension arms are the same as the extension seats in length.
As a preferable aspect of the present invention, wherein: draw and be equipped with the arm in the curtain device one, the arm top with mechanical box bottom is connected, arm bottom cover is equipped with the spiral post, the spiral post outer end is equipped with the clamping jaw, the clamping jaw is fixed the arm, the clamping jaw bottom is equipped with the joint plate, the joint plate bottom is equipped with the curtain link.
Furthermore, evenly be equipped with anti-skidding bead in the curtain link.
Further, the front end of the curtain drawing device is provided with a fixing seat, the rear end of the curtain drawing device is provided with a motor fixing frame, a rotating motor is arranged in front of the motor fixing frame, the right end of the rotating motor is provided with a rotating shaft, the rotating shaft is connected with the left port of the curtain suspension frame, and the rotating motor is set as a direct current motor.
Further, the configuration of the third curtain drawing device is the same as that of the second curtain drawing device, and the third curtain drawing device and the second curtain drawing device are arranged oppositely, namely the third curtain drawing device is connected with the right port of the curtain suspension frame through a rotating motor arranged on the third curtain drawing device.
Furthermore, the right end face of the second upright post is provided with an electric control device, and the electric control device is provided with a regulation and control panel.
Further, a servo motor is arranged at the bottom end of the driving wheel of the first transmission device and connected with the bottom of the driving wheel of the second transmission device through a belt.
Compared with the prior art, the technical scheme of the invention has the following advantages:
1. the invention provides automatic curtain drawing mechanical equipment for a stage, which is characterized in that two transmission devices are arranged in a top seat, a transmission chain is driven by a driving wheel and a driven wheel to drive a mechanical cassette to one end of the driving wheel, so that a stage curtain is respectively drawn from the center of the top seat to the left end and the right end, a stop part is arranged to separate the mechanical cassette at the outer end of the stop part, the curtains at the two ends of the driving wheel can be quickly drawn back to the stage face end when the curtain is closed, the curtain drawing and closing speed can be accelerated, two transmission devices are directly driven by a servo motor to draw the mechanical cassette to move, the friction resistance on the self-moving of the mechanical cassette is reduced, two groups of rotating wheels drive the transmission chain to rotate back and forth, the connecting strips are ensured not to be exposed outside, the operation of the curtain drawing device is influenced.
2. The scheme of the invention is that two groups of curtain drawing devices are arranged at the bottom end of the top seat, the installation mode that a curtain is opened by using a curtain drawing device or the mode that a curtain is used for decorating the stage can be matched with the stage, the two groups of transmission devices are simple in structure and convenient to operate, the movement of the chain and the curtain suspension bracket is driven by the rotation of the motor, so that the starting end of the curtain is pulled to move left and right or up and down, the intelligent control of the stage curtain system is realized, the stage curtain can be controlled to move in different modes at any time and at regular time, the working personnel are not relied, and the conditions of time delay, operation errors and the like are completely avoided.
Drawings
Fig. 1 is a schematic structural view of an automatic curtain drawing mechanical device for a stage according to the present invention;
fig. 2 is a schematic view of an installation structure of the internal components of the top seat of the automatic curtain-drawing mechanical equipment for the stage according to the present invention;
fig. 3 is a schematic view of an installation structure of a mechanical box of the automatic curtain drawing mechanical equipment for the stage according to the present invention;
fig. 4 is a schematic structural diagram of components of a first curtain drawing device of the automatic curtain drawing mechanical equipment for the stage according to the present invention;
fig. 5 is a schematic view of an installation structure of a second curtain pulling assembly of the automatic curtain pulling mechanical equipment for a stage according to the present invention;
fig. 6 is a schematic structural view of an area a of a second curtain drawing device of the automatic curtain drawing mechanical equipment for a stage according to the present invention;
wherein: the curtain drawing device comprises a vertical column I1, a fixed pin 2, a top seat 3, a first transmission device 31, a driving wheel 32, a stop piece 33, a transmission chain 34, a driven wheel 35, a mechanical box 36, a clamping piece 361, an extending seat 362, an extending arm 363, a vertical column II 4, a curtain drawing device I5, a mechanical arm 51, a clamping plate 52, a clamping jaw 53, a spiral column 54, a curtain hanging ring 55, a curtain drawing device II 6, a fixed seat 61, a motor fixing frame 62, a rotating motor 63, a rotating shaft 64, a curtain hanging frame 7 and an electric control device 8.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
Referring to fig. 1 to 6, the technical solution provided by the present invention is: an automatic curtain drawing mechanical device for a stage comprises a first upright post 1, a second upright post 4, a top seat 3, a first curtain drawing device 5 and a second curtain drawing device 6, wherein the left end and the right end of the top seat 3 are respectively provided with the first upright post 1 and the second upright post 4, the bottom ends of the first upright post 1 and the second upright post 4 are respectively provided with a fixing pin 2, the bottom of the front end of the top seat 3 is provided with a plurality of first curtain drawing devices 5, the rear end of the top of the right side surface of the first upright post 1 is provided with the second curtain drawing device 6, the left side surface of the second upright post 4 is provided with a third curtain drawing device 6, a curtain suspension frame 7 is arranged between the second curtain drawing device 6 and the third curtain drawing device, the first upright post 1 and the second upright post 4 are arranged at an appointed installation position of the stage curtain through the fixing pin 2, the quick assembly and disassembly of a stage curtain installation support can be realized through the fixing pin 2, the top seat 3 provides an installation place for the curtain installation and the curtain drawing, the curtain can be drawn in from the center of the stage to the two sides of the stage, the second curtain drawing device 6 and the third curtain drawing device move the position of the curtain suspension bracket 7 under the action of the motor, so that the one-piece curtain can be rolled up from bottom to top, and the two groups of curtain drawing devices can be matched with different stage requirements to produce different curtain drawing effects.
Referring to fig. 2 and 3, a first transmission device 31 is disposed at the left end of the cavity of the top base 3, a driving wheel 32 is disposed at the left end of the first transmission device 31, a driven wheel 35 is disposed at the right end of the first transmission device 31, a stop member 33 is disposed behind the driving wheel 32, a transmission chain 34 is sleeved on the driving wheel 32 and the driven wheel 35, the transmission chain 34 penetrates through the stop member 33, the stop member 33 is fixedly disposed in the top base 3, a second transmission device is disposed at the right end of the cavity of the top base 3, the second transmission device and the first transmission device 31 are symmetrically disposed with respect to the center of the top base 3, the curtain drawing device draws the left end curtain cloth to the left end of the stage through the first transmission device 31, that is, the driving wheel 32 rotates, the transmission chain 34 is driven to move under the excessive action of the driven wheel 35, a first curtain drawing device 5 below the first transmission device 31 is brought to the left end of the top base 3, the curtain drawing, the stop member 33 can prevent the curtain hanging devices of the first 5 curtain drawing devices from continuously drawing to the rear end of the top seat 3, so that when the stage is convenient to close the curtain, the motor rotates reversely, the two driving wheels 32 drive the transmission chains 34 to pull the curtains at the bottom ends of the first 5 curtain drawing devices back to the stage, and the curtain closing speed can be accelerated.
The transmission chains 34 at the front end of the top base 3 are respectively provided with a plurality of mechanical boxes 36, the inner cavity of each mechanical box 36 is provided with a clamping piece 361, the right end of each clamping piece 361 is provided with an extension base 362, extension arms 363 are respectively arranged in the extension bases 362, the extension arms 363 are the same as the extension bases 362 in length, the inner ends of the inner cavities of the mechanical boxes 36 close to the driven wheels 35 are only provided with the clamping pieces 361, the two driving wheels 32 rotate under the action of the motor, the two transmission chains 34 make corresponding displacement in the top base 3 to drive the extension arms 363 to be stored in the extension bases 362, the transmission chains 34 continuously rotate, a plurality of mechanical boxes 36 at the left group and the right group can be respectively concentrated at the outer ends of the two driving wheels 32, the stopping pieces 33 stop moving backwards continuously, when the stage needs to be closed, the motor rotates reversely, curtains at the bottom ends of the two transmission devices can be rapidly moved to the stage face end, and during the period, the mechanical boxes, avoid the curtain to install not in place.
Referring to fig. 4, a mechanical arm 51 is arranged in the first curtain pulling device 5, the top end of the mechanical arm 51 is connected with the bottom end of the mechanical box 36, a spiral column 54 is sleeved at the bottom end of the mechanical arm 51, a clamping jaw 53 is arranged at the outer end of the spiral column 54, the mechanical arm 51 is fixed by the clamping jaw 53, a clamping plate 52 is arranged at the bottom end of the clamping jaw 53, a curtain hanging ring 55 is arranged at the bottom end of the clamping plate 52, the first curtain pulling device 5 fixes the curtain hanging ring 55 and an installation component thereof through the clamping plate 52, the first curtain pulling device 5 is screwed into the mechanical arm 51 through the spiral column 54 to realize the fixed connection with the bottom end of the mechanical box 36, the curtain hanging ring 55 can be rotated, the height and the installation angle of the curtain hanging ring 55 are adjusted to match with different curtain hanging requirements of a stage, the clamping jaw 53 can enhance the connection strength between the spiral column 54 and the mechanical arm.
Referring to fig. 5 and 6, a fixing seat 61 is arranged at the front end of the second curtain drawing device 6, a motor fixing frame 62 is arranged at the rear end of the second curtain drawing device 6, a rotating motor 63 is arranged in front of the motor fixing frame 62, a rotating shaft 64 is arranged at the right end of the rotating motor 63, the rotating shaft 64 is connected with the left port of the curtain suspension frame 7, the rotating motor 63 is a direct current motor, the rotating motor 63 is fixed at a specified position by the fixing seat 61 and the motor fixing frame 62, the rotating motor 63 rotates by a corresponding angle under the action of a control end to drive the rotating shaft 64 to act on the curtain suspension frame 7 to rotate by a corresponding angle, and a curtain suspended by the curtain suspension frame 7 can be uniformly wound on the curtain.
The third curtain drawing device and the second curtain drawing device 6 are configured identically, the third curtain drawing device and the second curtain drawing device 6 are arranged oppositely, namely the third curtain drawing device is connected with a right end opening of the curtain suspension frame 7 through a rotating motor arranged on the third curtain drawing device, the second curtain drawing device 6 arranged on the first upright post 1 and the second upright post 4 is configured identically with the third curtain drawing device, namely under the action of the same control signal, the third curtain drawing device can synchronously control the curtain suspension frame 7, the rotating angle of the curtain suspension frame 7 can be changed at a constant speed, and the stage curtain is wound on the curtain suspension frame 7.
Two 4 right-hand members of stand faces are equipped with electrically controlled device 8, and electrically controlled device 8 is equipped with regulation and control panel, is equipped with the control circuit that whole stage draws curtain equipment in the electrically controlled device 8, and under the effect of stage performance control end, can carry out accurate control with the motor that each draws the curtain device, avoids the motor control signal disorder to cause and draws the curtain trouble.
The bottom of the driving wheel 32 of the first transmission device 31 is provided with a servo motor, the servo motor is connected with the bottom of the driving wheel 32 arranged on the second transmission device through a belt, and the servo motor can control the rotating amplitude and the rotating frequency through the private servo pulse, so that the first transmission device 31 and the second transmission device can move at a constant speed, the curtain drawing speed and the curtain drawing frequency are controlled, and the curtain knotting caused by the disordered operation of the motor is avoided.
According to the automatic curtain pulling mechanical equipment for the stage, provided by the scheme of the invention, the stage curtain can be arranged on the first curtain pulling device 5 or the curtain suspension bracket 7 according to actual needs, if the curtain is arranged on the first curtain pulling device 5, when the electric cabinet 8 receives a curtain pulling instruction, the servo motor drives the two driving wheels 32 to rotate by corresponding angles according to control pulses, and each curtain suspension ring 55 on the first curtain pulling device 5 is pulled to move to the left end and the right end of the top seat 3, so that the curtain is quickly pulled open, and when the curtain needs to be closed, the control pulses control the driving wheels 32 to rotate reversely, so that the first curtain pulling device 5 is pulled back to the original position; if the curtain is installed on curtain mounted frame 7, when electric cabinet 8 received and draws the curtain instruction, two rotation motors drove the pivot and rotate, can make synchronous control to curtain mounted frame 7, can change the turned angle of curtain mounted frame 7 at the uniform velocity, with the stage curtain rolling on curtain mounted frame 7.
The two sets of transmission devices arranged in the scheme of the invention have simple structure and convenient operation, the chains 34 and the curtain suspension bracket 7 are driven to move by the rotation of the motor, so that the starting end of the curtain is pulled to move left and right or up and down, the intelligent control of the stage curtain system is realized, the stage curtain can be controlled to move in different forms at any time and at regular time, and the conditions of time delay, operation errors and the like are completely avoided without depending on workers.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make several improvements and modifications without departing from the technical principle of the present invention, and these improvements and modifications should also be considered as the protection scope of the present invention.
Claims (6)
1. An automatic curtain drawing mechanical device for a stage comprises a first upright post (1), a second upright post (4), a top seat (3), a first curtain drawing device (5) and a second curtain drawing device (6), and is characterized in that the first upright post (1) and the second upright post (4) are respectively arranged at the left end and the right end of the top seat (3), fixing pins (2) are respectively arranged at the bottom ends of the first upright post (1) and the second upright post (4), a plurality of first curtain drawing devices (5) are arranged at the bottom of the front end of the top seat (3), the second curtain drawing device (6) is arranged at the rear end of the top of the right side face of the first upright post (1), a third curtain drawing device is arranged at the position, right opposite to the second curtain drawing device (6), of the second curtain drawing device (6) and a curtain hanging frame (7) are arranged between the second curtain drawing device (6) and the third curtain;
the left end of the inner cavity of the top seat (3) is provided with a first transmission device (31), the left end of the first transmission device (31) is provided with a driving wheel (32), the right end of the first transmission device (31) is provided with a driven wheel (35), a stopping part (33) is arranged behind the driving wheel (32), a transmission chain (34) is sleeved on the driving wheel (32) and the driven wheel (35), the transmission chain (34) penetrates through the stopping part (33), the stopping part (33) is fixedly arranged in the top seat (3), the right end of the inner cavity of the top seat (3) is provided with a second transmission device, and the second transmission device and the first transmission device (31) are symmetrically arranged about the center of the top seat (3);
the transmission chain (34) at the front end of the top seat (3) is provided with a plurality of mechanical boxes (36), the inner cavity of each mechanical box (36) is provided with a clamping piece (361), the right end of each clamping piece (361) is provided with an extending seat (362), extension arms (363) are arranged in the extending seats (362), and the extension arms (363) are the same as the extension seats (362) in length;
the curtain drawing device is characterized in that a mechanical arm (51) is arranged in the first curtain drawing device (5), the top end of the mechanical arm (51) is connected with the bottom end of the mechanical box (36), a spiral column (54) is sleeved at the bottom end of the mechanical arm (51), a clamping jaw (53) is arranged at the outer end of the spiral column (54), the mechanical arm (51) is fixed by the clamping jaw (53), a clamping plate (52) is arranged at the bottom end of the clamping jaw (53), and a curtain hanging ring (55) is arranged at the bottom end of the clamping plate (52).
2. An automatic curtain drawing mechanical equipment for stages as claimed in claim 1, wherein the curtain hanging ring (55) is uniformly provided with anti-slip ribs.
3. The automatic curtain pulling mechanical equipment for the stage as claimed in claim 1, wherein a fixing seat (61) is arranged at the front end of the second curtain pulling device (6), a motor fixing frame (62) is arranged at the rear end of the second curtain pulling device (6), a rotating motor (63) is arranged in front of the motor fixing frame (62), a rotating shaft (64) is arranged at the right end of the rotating motor (63), the rotating shaft (64) is connected with the left port of the curtain suspension frame (7), and the rotating motor (63) is a direct current motor.
4. The automatic curtain drawing mechanical equipment for the stage as claimed in claim 3, wherein the third curtain drawing device and the second curtain drawing device (6) are configured in the same way, and the third curtain drawing device and the second curtain drawing device (6) are arranged oppositely, namely the third curtain drawing device is connected with the right port of the curtain suspension bracket (7) through a rotating motor arranged on the third curtain drawing device.
5. An automatic curtain drawing mechanical equipment for a stage as claimed in claim 1, wherein the right end face of the second upright post (4) is provided with an electric control device (8), and the electric control device (8) is provided with a control panel.
6. An automatic stage curtain drawing mechanical equipment as claimed in claim 1, wherein the bottom end of the driving wheel (32) of the first transmission device (31) is provided with a servo motor, and the servo motor is connected with the bottom of the driving wheel of the second transmission device through a belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011117509.6A CN112619181A (en) | 2020-10-19 | 2020-10-19 | Automatic curtain drawing mechanical equipment for stage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011117509.6A CN112619181A (en) | 2020-10-19 | 2020-10-19 | Automatic curtain drawing mechanical equipment for stage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112619181A true CN112619181A (en) | 2021-04-09 |
Family
ID=75302844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011117509.6A Pending CN112619181A (en) | 2020-10-19 | 2020-10-19 | Automatic curtain drawing mechanical equipment for stage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112619181A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH548784A (en) * | 1972-01-28 | 1974-05-15 | Fischereder Franz | DOLL PLAY STAGE, IN PARTICULAR FOR HAND DOLL PLAYS. |
| CN100998927A (en) * | 2006-12-26 | 2007-07-18 | 常州纺织服装职业技术学院 | Stage curtain drawing mechanism |
| CN203886200U (en) * | 2014-06-13 | 2014-10-22 | 梅玉刚 | Small acousto-optical wireless control stage curtain drawing machine powered by storage battery |
| CN105641954A (en) * | 2016-03-18 | 2016-06-08 | 林红文 | Stage type curtain control device |
| CN205516523U (en) * | 2016-01-04 | 2016-08-31 | 广东中南声像灯光设计研究院 | Intelligent control formula stage curtain system |
| CN206809785U (en) * | 2017-05-22 | 2017-12-29 | 常州信息职业技术学院 | A kind of automatically controlled curtain-drawing device of stage |
| CN210044869U (en) * | 2019-05-10 | 2020-02-11 | 江苏声光影剧设备有限责任公司 | Stage electric control curtain drawing device |
-
2020
- 2020-10-19 CN CN202011117509.6A patent/CN112619181A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH548784A (en) * | 1972-01-28 | 1974-05-15 | Fischereder Franz | DOLL PLAY STAGE, IN PARTICULAR FOR HAND DOLL PLAYS. |
| CN100998927A (en) * | 2006-12-26 | 2007-07-18 | 常州纺织服装职业技术学院 | Stage curtain drawing mechanism |
| CN203886200U (en) * | 2014-06-13 | 2014-10-22 | 梅玉刚 | Small acousto-optical wireless control stage curtain drawing machine powered by storage battery |
| CN205516523U (en) * | 2016-01-04 | 2016-08-31 | 广东中南声像灯光设计研究院 | Intelligent control formula stage curtain system |
| CN105641954A (en) * | 2016-03-18 | 2016-06-08 | 林红文 | Stage type curtain control device |
| CN206809785U (en) * | 2017-05-22 | 2017-12-29 | 常州信息职业技术学院 | A kind of automatically controlled curtain-drawing device of stage |
| CN210044869U (en) * | 2019-05-10 | 2020-02-11 | 江苏声光影剧设备有限责任公司 | Stage electric control curtain drawing device |
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Application publication date: 20210409 |
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| RJ01 | Rejection of invention patent application after publication |