CN110467061B - Stage curtain winding and unwinding devices - Google Patents
Stage curtain winding and unwinding devices Download PDFInfo
- Publication number
- CN110467061B CN110467061B CN201910723886.5A CN201910723886A CN110467061B CN 110467061 B CN110467061 B CN 110467061B CN 201910723886 A CN201910723886 A CN 201910723886A CN 110467061 B CN110467061 B CN 110467061B
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- Prior art keywords
- roller
- fixed
- movable
- curtain
- stage
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- 238000004804 winding Methods 0.000 title claims abstract description 22
- 238000005265 energy consumption Methods 0.000 claims abstract description 6
- 230000003321 amplification Effects 0.000 claims description 2
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 2
- 238000005299 abrasion Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 7
- 230000001965 increasing effect Effects 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
- B65H75/38—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
- B65H75/38—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
- B65H75/44—Constructional details
- B65H75/4481—Arrangements or adaptations for driving the reel or the material
- B65H75/4486—Electric motors
-
- 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
- A63J2001/022—Scenery; Curtains; Other decorations; Means for moving same wound up when not in use
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/10—Handled articles or webs
- B65H2701/19—Specific article or web
Landscapes
- Curtains And Furnishings For Windows Or Doors (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention provides a stage curtain retraction device, which relates to the technical field of stage equipment and comprises a fixed part and a movable part, wherein the fixed part comprises a fixed beam and a fixed roller arranged on the fixed beam, the movable part comprises a movable roller meshed with the fixed roller and a winding roller coaxially arranged with the movable roller, a movable shaft of the movable roller is connected with a fixed shaft of the fixed roller through a connecting rod, and a driving motor connected with the connecting rod is arranged on the fixed shaft. The stage curtain retraction device is simple in structure, high in retraction speed, high in stability, low in energy consumption, small in shaft roller abrasion and long in service life.
Description
Technical Field
The invention relates to the technical field of stage equipment,
In particular, the invention relates to a stage curtain retraction device.
Background
Along with the increasing abundance of cultural life, the requirements of people on stage effects in performance activities are higher and higher, and a plurality of modern large-scale playing fields and the like are provided with a plurality of types of stage mechanical equipment for enabling performance art to generate unusual special effects, so that the effects of drawing a dragon in the performance of the theatre stage and bringing a new look into mind are achieved.
The stage curtain is an indispensable device on various types of stages such as theatre auditorium and concert halls, plays a role in decorating the stage and improving the performance effect, and the currently widely used curtain on the stage mainly comprises a stage large curtain, a second curtain, a third curtain, an eave curtain, a transverse side curtain, a yarn curtain, a backdrop, a sound absorbing curtain, a serial curtain, a side curtain, a safe fireproof curtain and the like. The large curtain is arranged in the doorway of the stage, and is a portal of the stage and is also a main curtain of the stage. The curtain lifting mechanism is mainly used for starting and ending the performance, is sometimes used as a field curtain, is one of the most frequent equipment used on the stage, and adopts a motor to drive a rotating shaft to rotate so as to realize curtain winding or releasing, and is a large-area large-span curtain. In order to realize rapid lifting, the motor can only be realized by improving the driving force of the motor, namely more electric energy is consumed, the rotating speed of the motor is too high, the rotating shaft is seriously worn, and the service life is short.
Therefore, in order to solve the above problems, it is necessary to design a reasonable stage curtain retraction device.
Disclosure of Invention
The invention aims to provide a stage curtain retraction device which is simple in structure, high in retraction speed, high in stability, low in energy consumption, small in roller wear and long in service life.
In order to achieve the above purpose, the invention is realized by adopting the following technical scheme:
The utility model provides a stage curtain receive and releases device, includes fixed part and movable part, the fixed part include the fixed beam with set up in fixed roller on the fixed beam, the movable part include with the movable roller of fixed roller meshing and with the wind-up roll that the movable roller is coaxial to be set up, the loose axle of movable roller pass through the connecting rod with the fixed axle of fixed roller is connected, be provided with on the fixed axle with the driving motor that the connecting rod is connected.
Preferably, the diameter of the movable roller is smaller than the diameter of the fixed roller.
Preferably, the diameter of the movable roller is smaller than that of the wind-up roller.
Preferably, the number of the fixed rollers is two, and the two fixed rollers are respectively connected with two ends of the movable roller.
As the preferable mode of the invention, the auxiliary rollers are arranged below the wind-up roller, the number of the auxiliary rollers is two, and a gap is arranged between the two auxiliary rollers.
Preferably, the auxiliary roller is connected to the fixed beam by a hanging rope.
Preferably, the auxiliary roller is connected with the end part of the movable roller through a hanging rope.
Preferably, the auxiliary roller is coated with a rubber member.
Preferably, the fixed beam is provided with a limiting plate for limiting the rotation position of the movable roller.
Preferably, at least a part of the limiting plate is arc-shaped.
Preferably, the driving motor is a brushless rotating motor.
The stage curtain retraction device has the beneficial effects that: simple structure, high winding and unwinding speed, high stability, low energy consumption, small abrasion of the shaft roller and long service life.
Drawings
FIG. 1 is a schematic view of a stage curtain retraction device according to the present invention;
FIG. 2 is a schematic side view of a stage curtain retracting device of the present invention when the curtain is deployed;
FIG. 3 is a schematic side view of a stage curtain retraction device according to the present invention;
in the figure: 1. the fixing part, 11, the fixed beam, 12, the fixed roller, 121, the fixed shaft, 122, the driving motor, 13, the limiting plate, 2, the movable part, 21, the movable roller, 211, the movable shaft, 22, the winding roller, 23, the connecting rod, 24, the auxiliary roller, 241 and the hanging rope.
Detailed Description
The invention is further described below with reference to the drawings and examples.
Along with the increasing richness of cultural life, the requirements of people on stage effects in performance activities are higher and higher, a stage curtain is indispensable equipment on stages such as theatre auditorium studio of various types, and it plays the decoration stage, improves the effect of performance, and in the current stage curtain lift process, a large curtain machine is one of the most frequent equipment of use on the stage, and current curtain elevating system adopts the motor to drive the pivot to rotate, realizes curtain coiling or release, if the curtain of large tracts of land large-scale span. In order to realize rapid lifting, the motor can only be realized by improving the driving force of the motor, namely more electric energy is consumed, the rotating speed of the motor is too high, the rotating shaft is seriously worn, and the service life is short.
Embodiment one: as shown in fig. 1 to 3, which are only one embodiment of the present invention, a stage curtain retraction device includes a fixed portion 1 and a movable portion 2, the fixed portion 1 includes a fixed beam 11 and a fixed roller 12 disposed on the fixed beam 11, the movable portion 2 includes a movable roller 21 engaged with the fixed roller 12 and a wind-up roller 22 coaxially disposed with the movable roller 21, a movable shaft 211 of the movable roller 21 is connected with a fixed shaft 121 of the fixed roller 12 through a connection rod 23, and a driving motor 122 connected with the connection rod 23 is disposed on the fixed shaft 121.
In the invention, the fixed part 1 is mounted on the stage top beam, and the rotation of the movable part 2 plays a role in folding and unfolding the stage curtain.
Firstly, the fixing part 1 is structured, the fixing part 1 comprises a fixing beam 11 and a fixing roller 12 arranged on the fixing beam 11, the fixing beam 11 is fixed on a stage top beam, the fixing roller 12 is a cylinder fixedly connected with the fixing beam 11, the fixing roller 12 does not rotate, but the outer ring of the fixing roller 12 is circular, so that the movable part 2 can rotate conveniently.
Then, the movable part 2 is configured, the movable part 2 includes a movable roller 21 engaged with the fixed roller 12 and a wind-up roller 22 coaxially disposed with the movable roller 21, a movable shaft 211 of the movable roller 21 is connected with a fixed shaft 121 of the fixed roller 12 through a connecting rod 23, the movable roller 21 is engaged with the fixed roller 12, and the teeth between the movable shaft 211 of the movable roller 21 and the fixed shaft 121 of the fixed roller 12 are corresponding to each other, so that the movable roller 21 can roll around an outer ring of the fixed roller 12, the wind-up roller 22 coaxially disposed with the movable roller 21 is also driven to rotate while the movable roller 21 rotates, and the stage curtain is wound up and unwound on the wind-up roller 22.
Finally, the curtain is controlled to be retracted and extended, the fixed shaft 121 is provided with a driving motor 122 connected with the connecting rod 23, in fact, the driving motor 122 only controls the rotation of the connecting rod 23, and the connecting rod 23 pushes the movable roller 21 to roll around the outer ring of the fixed roller 12, so as to control the retraction and extension of the curtain.
Here, the diameter of the movable roller 21 is smaller than that of the fixed roller 12, so that the movable roller 21 makes one turn around the fixed roller 12, the movable roller 21 makes many turns, the winding roller 22 makes many turns, and the diameter of the movable roller 21 is smaller than that of the winding roller 22, so that the winding distance of the winding roller 22 to the curtain is longer. In short, the movable roller 21 rotates around the fixed roller 12, the rotation angular speed of the movable roller 21 is amplified, meanwhile, the movable roller 21 and the winding roller 22 coaxially rotate, the rotation linear speed of the winding roller 22 is amplified, and under the two amplification, the winding and unwinding lifting speed of the winding roller 22 on a curtain is greatly improved.
The driving motor 122 only controls the connecting rod 23 to rotate a small angle, and the wind-up roller 22 rotates at a larger linear speed for a plurality of circles to control the lifting of the curtain at a faster speed. Because the movable roller 21 is fixedly rotated around the fixed roller 12, the fixed roller 12 is fixedly arranged, so that the rotation of the movable roller 21 is subjected to small running vibration of the driving motor 122, the stability is strong, the pushing distance of the driving motor 122 is small, the energy consumption is low, and the service life is long.
The stage curtain retraction device is simple in structure, high in retraction speed, high in stability, low in energy consumption, small in shaft roller abrasion and long in service life.
In order to make the folding and unfolding effect of the stage curtain folding and unfolding device of the invention better and the stability degree higher, the invention also has the following design as shown in fig. 1:
firstly, the number of the fixed rollers 12 is two, and the two fixed rollers 12 are respectively connected with two ends of the movable roller 21, so that the two ends of the movable roller 21 are fixed and connected with the fixed rollers 12, the shake of the movable roller 21 in the working process is small, and the connection is stable.
Then, wind-up roll 22 below is provided with auxiliary roller 24, the quantity of auxiliary roller 24 is two, and two be equipped with the gap between the auxiliary roller 24, make things convenient for the curtain to pass from the gap in the middle of two auxiliary rollers 24, when wind-up roll 22 rotates and packs up the curtain, the curtain need receive the friction between auxiliary roller 24 to rise again, prevents that wind-up roll 22 rotational speed is too fast, stage curtain is around the circumstances emergence that the fold caused the curtain deformation damage of rolling up in-process.
Of course, the rubber member is coated on the outer side of the auxiliary roller 24, so that the friction force between the stage curtain and the auxiliary roller 24 can be increased.
Of course, if the stage curtain is unfolded, the curtain descends the in-process, and the curtain descends acceleration and is faster than gravitational acceleration, or when the curtain descends the in-process and the rubber spare frictional force in the auxiliary roller 24 outside is too big to prevent the curtain from further descending, the curtain all probably backlog on two auxiliary roller 24 upper portions, unable normal whereabouts, and the solution at this moment has two kinds:
First kind: a motor is arranged at the end part of the auxiliary roller 24 to drive the auxiliary roller 24 to rotate, and the curtain is pulled down to be accelerated and lowered by the friction force between the rubber piece at the outer side of the auxiliary roller 24 and the curtain;
second kind: in the curtain descending process, the distance between the auxiliary rollers 24 is adjusted, so that the gap between the two auxiliary rollers 24 is enlarged, and the friction between the curtain and the auxiliary rollers 24 is reduced.
Further, the auxiliary roller 24 is connected to the fixed beam 11 through a hanging rope 241. The position of the auxiliary roller 24 is fixed. Or the auxiliary roller 24 is connected with the end of the movable roller 21 through a hanging rope 241, so that the auxiliary roller 24 is ensured to be kept below the movable roller 21, and the curtain is continuously limited.
The fixed beam 11 is provided with a stopper plate 13 for restricting the rotational position of the movable roller 21. That is, after the movable roller 21 rotates around the fixed roller 12 to a certain position, the movable roller 21 is restricted from continuing to rotate, firstly, the limiting distance for lifting the stage curtain is ensured, and secondly, the movable roller 21 is prevented from rotating around the fixed roller 12 too far, so that the curtain is wound on the fixed beam 11 or the fixed roller 12, and damage is caused to the stage curtain.
And at least a part of the limiting plate 13 is arc-shaped, and plays a role in buffering the movable roller 21 when limiting the movable roller 21, so that the insection abrasion on the limiting plate 13 is prevented, and the meshing stability between the movable roller 21 and the fixed roller 12 is ensured.
Finally, the driving motor 122 is a brushless motor. Make driving motor 122 promote connecting rod 23 pivoted in-process, can realize silence work, both guaranteed driving motor 122 course of operation and little to the surrounding environment influence, can also effectively reduce vibration, prevent to cause vibration abrasion to connecting rod 23 and the movable roller 21 of the connecting rod 23 other end, then movable part 2 life is longer, stage curtain lift control accuracy is higher.
The present invention is not limited to the above-described specific embodiments, and various modifications and variations are possible. Any modification, equivalent replacement, improvement, etc. of the above embodiments according to the technical substance of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a stage curtain receive and releases device which characterized in that: the device comprises a fixed part (1) and a movable part (2), wherein the fixed part (1) comprises a fixed beam (11) and a fixed roller (12) arranged on the fixed beam (11), the movable part (2) comprises a movable roller (21) meshed with the fixed roller (12) and a winding roller (22) coaxially arranged with the movable roller (21), a movable shaft (211) of the movable roller (21) is connected with a fixed shaft (121) of the fixed roller (12) through a connecting rod (23), and a driving motor (122) connected with the connecting rod (23) is arranged on the fixed shaft (121); the diameter of the movable roller (21) is smaller than that of the fixed roller (12); the diameter of the movable roller (21) is smaller than that of the winding roller (22); the driving motor (122) is a brushless rotating motor;
The movable roller rotates around the fixed roller, the rotation angular speed of the movable roller is amplified by rotation of the movable roller, meanwhile, the movable roller and the winding roller coaxially rotate, the rotation linear speed of the winding roller is amplified by rotation of the winding roller, and the winding and unwinding lifting speed of the winding roller to the curtain is greatly improved under the amplification of two times;
The driving motor only controls the connecting rod to rotate by a small angle, the wind-up roll rotates at a plurality of circles of larger linear speed, and the curtain is lifted and controlled at a higher speed; and because the movable roller is fixed to rotate around the fixed roller, the fixed roller is fixed, and then the movable roller rotates and is subjected to small running vibration of the driving motor, the stability is strong, the driving motor has small pushing distance, the energy consumption is low, and the service life is long.
2. A stage curtain retraction device according to claim 1, wherein: the number of the fixed rollers (12) is two, and the two fixed rollers (12) are respectively connected with two ends of the movable roller (21).
3. A stage curtain retraction device according to claim 1, wherein: the winding roller (22) below is provided with auxiliary roller (24), the quantity of auxiliary roller (24) is two, and is equipped with the gap between two auxiliary roller (24).
4. A stage curtain retraction device according to claim 3, wherein: the auxiliary roller (24) is connected with the fixed beam (11) through a hanging rope (241).
5. A stage curtain retraction device according to claim 3, wherein: the outer side of the auxiliary roller (24) is coated with a rubber piece.
6. A stage curtain retraction device according to claim 1, wherein: the fixed beam (11) is provided with a limiting plate (13) for limiting the rotation position of the movable roller (21).
7. The stage curtain retraction device according to claim 6 wherein: at least a part of the limiting plate (13) is arc-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910723886.5A CN110467061B (en) | 2019-08-07 | 2019-08-07 | Stage curtain winding and unwinding devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910723886.5A CN110467061B (en) | 2019-08-07 | 2019-08-07 | Stage curtain winding and unwinding devices |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110467061A CN110467061A (en) | 2019-11-19 |
| CN110467061B true CN110467061B (en) | 2024-06-21 |
Family
ID=68510396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910723886.5A Active CN110467061B (en) | 2019-08-07 | 2019-08-07 | Stage curtain winding and unwinding devices |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110467061B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113568266B (en) | 2020-04-26 | 2022-05-17 | 青岛海信激光显示股份有限公司 | Projection equipment |
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| CN206384602U (en) * | 2017-01-12 | 2017-08-08 | 上海瑞挚汽车模具有限公司 | Grading blanking discharging mechanism for pressing mold |
| CN206805133U (en) * | 2017-06-01 | 2017-12-26 | 潍坊歌尔电子有限公司 | Mechanical curtain roll-up mechanism |
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| KR200461068Y1 (en) * | 2010-05-20 | 2012-08-01 | 스마트산업 주식회사 | Device for ascending and descending of the stage establishment |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW201640039A (en) * | 2015-05-05 | 2016-11-16 | 高苑科技大學 | A cam-geared linkage mechanism device |
| CN206384602U (en) * | 2017-01-12 | 2017-08-08 | 上海瑞挚汽车模具有限公司 | Grading blanking discharging mechanism for pressing mold |
| CN206805133U (en) * | 2017-06-01 | 2017-12-26 | 潍坊歌尔电子有限公司 | Mechanical curtain roll-up mechanism |
| CN210558666U (en) * | 2019-08-07 | 2020-05-19 | 杭州友邦演艺设备有限公司 | Stage curtain winding and unwinding devices |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110467061A (en) | 2019-11-19 |
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