CN109184280B - Anti-over-rotation revolving stage - Google Patents
Anti-over-rotation revolving stage Download PDFInfo
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- CN109184280B CN109184280B CN201811197470.6A CN201811197470A CN109184280B CN 109184280 B CN109184280 B CN 109184280B CN 201811197470 A CN201811197470 A CN 201811197470A CN 109184280 B CN109184280 B CN 109184280B
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- 230000005540 biological transmission Effects 0.000 claims abstract description 40
- 239000011521 glass Substances 0.000 claims description 24
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 claims description 10
- 229910052753 mercury Inorganic materials 0.000 claims description 10
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 208000004350 Strabismus Diseases 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H3/00—Buildings or groups of buildings for public or similar purposes; Institutions, e.g. infirmaries or prisons
- E04H3/10—Buildings or groups of buildings for public or similar purposes; Institutions, e.g. infirmaries or prisons for meetings, entertainments, or sports
- E04H3/22—Theatres; Concert halls; Studios for broadcasting, cinematography, television or similar purposes
- E04H3/24—Constructional features of stages
- E04H3/26—Revolving stages; Stages able to be lowered
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Abstract
An anti-overtravel revolving stage comprising: the over-rotation brake set is used for providing brake when the rotating speed of the stage is too high, is arranged right below the edge of the table top, is in transmission connection with the table top and is fixedly connected with the underframe; the rotating shaft rotating mechanism is arranged right below the table top and is in transmission connection with the central rotating shaft; the heat change switch is used for outputting a motor deceleration signal control pulse, is arranged in the over-turning brake set and is electrically connected with the motor controller; and the motor controller is arranged on the bottom frame, is used for controlling the rotation of the rotating shaft rotating mechanism and is electrically connected with the heat change switch and the rotating shaft rotating mechanism. The invention provides an anti-over-rotation revolving stage, which aims at the problems that the existing revolving stage has no effective braking measure when the stage is out of control due to over-speed rotation, and the backup braking can be started due to the failure of the braking.
Description
Technical Field
The invention relates to the field of stage equipment, in particular to an anti-over-rotation revolving stage.
Background
In the performance, the stage is necessary, and a general stage has no stereoscopic effect, and in order to enhance the performance, the stage needs to be improved, such as being capable of ascending, descending, or rotating, and the stage is a space platform provided for the performance of actors in a theater or an outdoor place, and can make the audience focus on the performance of the actors and obtain an ideal ornamental effect. Some stages can be lifted or not. The stage types include a picture frame type stage, an extension type stage, a circular arc type stage, a rotary type stage and the like.
Chinese published patent number CN207122149U, published 2018 year 03 month 20 days, utility model provides a lift revolving stage has solved the problem that common lift revolving stage structure is complicated, the operation degree of difficulty is big, and its technical scheme main points are, include: a stage table top provided with through holes; the base is arranged below the stage table top and used for supporting the stage table top; one end of the scissor type lifting mechanism is fixed on the base, and the other end of the scissor type lifting mechanism can extend out of the through hole of the stage table; the bearing platform is arranged above the scissor type lifting mechanism and vertically moves along with the scissor type lifting mechanism; the supporting column is fixed in the middle of the bearing table and vertically extends upwards perpendicular to the bearing table; the rotating frame is rotatably connected to the upper end of the supporting column; and bear in on the plummer, drive the rotating turret winds support column pivoted motor, the purpose provides a simple structure, good liftable rotatory stage of stability.
But has the disadvantage that there is no effective control measure for the case of stage runaway.
Disclosure of Invention
The invention provides an anti-over-rotation revolving stage, which aims at the problems that the existing revolving stage has no effective braking measure when the stage is out of control due to over-speed rotation, and the backup braking can be started due to the failure of the braking.
An anti-overtravel revolving stage comprising: mesa, chassis and central pivot still include:
the over-rotation brake group is used for providing brake when the rotating speed of the stage is too high, is arranged right below the edge of the table top, is in transmission connection with the table top and is fixedly connected with the underframe;
the rotating shaft rotating mechanism is arranged right below the table top and is in transmission connection with the central rotating shaft;
the heat change switch is used for outputting a motor deceleration signal control pulse, is arranged in the over-turning brake set and is electrically connected with the motor controller;
and the motor controller is arranged on the bottom frame, is used for controlling the rotation of the rotating shaft rotating mechanism and is electrically connected with the heat change switch and the rotating shaft rotating mechanism.
Preferably, the over-rotating brake set comprises:
the friction wheel is used for supporting the stage to rotate stably and providing brake when the rotating speed of the stage is too high, is arranged on the friction wheel bracket and is in transmission connection with the bevel gear transmission mechanism;
the friction wheel bracket is used for mounting a friction wheel and is arranged on the underframe;
the bevel gear transmission mechanism is used for transmitting the power of the friction wheel to the pendulum bob;
the pendulum bob is separated along with the rotating speed and lifts the brake pad, the power input shaft is in transmission connection with the bevel gear transmission mechanism, and the lifting shaft is fixedly connected with the brake pad;
the brake block is arranged in the brake seat, cooperates with the brake seat and is fixedly connected with the pendulum lifting shaft;
and the brake seat is arranged on the underframe and is matched with the brake pad to work.
The friction pulley can play the effect that stable mesa can not squint when the stage is rotatory to the friction pulley is together rotatory when the stage is rotatory, and the friction pulley passes through bevel gear drive mechanism and drives the pendulum and rotate, and the pendulum separates from top to bottom, rises along with centrifugal force at pivoted in-process pendulum, drives the lower extreme brake block and rises, and the pendulum rises high can not make the brake block relieve the brake block in normal rotatory in-process, and then the brake block contacts the brake block when the rotational speed is too fast and makes the stage rotational speed reduce.
Preferably, the over-rotation brake set further comprises:
the pendulum friction plate is arranged on the pendulum hammer body and is matched with the vertical brake pad to work;
and the vertical brake block is arranged on the brake seat through a support and is matched with the pendulum bob friction plate to work.
The additional brake combination can be used for enhancing the braking function of the over-rotation brake set, and meanwhile, the situation that partial failure occurs in the single-group over-rotation brake set is prevented.
Preferably, the rotating shaft rotating mechanism includes:
the central rotating gear is fixedly connected with the central rotating shaft and is meshed with the umbrella-shaped transmission gear;
the umbrella-shaped transmission gear is meshed with the central rotating gear and is in transmission connection with a power output shaft of the motor;
and the power output shaft of the motor is in transmission connection with the umbrella-shaped transmission gear and is electrically connected with the motor controller.
Preferably, the thermal dependent switch comprises:
the sealed thin glass tube is arranged, mercury and a bottom lead are arranged at the bottom of the sealed thin glass tube, and a contact lead is arranged at the middle section of the sealed thin glass tube;
the bottom conducting wire is arranged at the bottom of the closed thin glass tube and is electrically connected with the motor controller;
the contact wire penetrates through the middle section of the closed thin glass tube and is electrically connected with the motor controller;
mercury is arranged at the bottom of the closed thin glass tube.
The sealed thin glass tube is shaped like a thermometer, mercury placed at the bottom can rise along with the temperature of the whole brake seat, extra heat is generated when the brake seat works, the mercury in the sealed thin glass tube rises and contacts with the contact lead, the bottom lead is conducted with the contact lead, and a motor controller receives a braking signal, so that the rotating speed of the motor is reduced or the motor is stopped rotating.
Preferably, the method further comprises the following steps:
the base electric slip ring is used for conducting electric signals to the table surface lamp, is arranged at the hinged position of the central rotating shaft and the base table, and is electrically connected with the table surface lamp;
and the table surface lamp is arranged on the table surface and is electrically connected with the electric slip ring of the base.
The device has the substantial effects that the device can prevent the stage from rotating at an excessive speed, has a simple structure, reduces the application of electronic modules and is convenient to control.
Drawings
Fig. 1 is a schematic view of a stage structure;
FIG. 2 is an enlarged schematic view of the over-rotating brake set;
FIG. 3 is a schematic view of a thermal change switch;
FIG. 4 is a schematic view of the over-rotation brake set with some components removed;
in the figure: 1. The brake comprises a table board, 2, an over-rotation brake set, 3, a central rotating tooth, 4, umbrella-shaped transmission teeth, 5, a motor, 6, a central rotating shaft, 7, a friction wheel, 8, a friction wheel support, 9, a bevel gear transmission mechanism, 10, a pendulum bob, 11, a vertical brake pad, 12, a pendulum bob friction plate, 13, a brake pad, 14, a brake seat, 15, a contact wire, 16, a closed thin glass tube, 17 and a bottom wire.
Detailed Description
The technical solution of the present invention is further specifically described below by way of specific examples in conjunction with the accompanying drawings.
Example 1
As shown in fig. 1, 2 and 4, the anti-overturning revolving stage comprises: mesa 1, chassis and central pivot 6 still include:
the over-rotation brake group 2 is used for providing brake when the rotating speed of the stage is too high, is arranged right below the edge of the table board 1, is in transmission connection with the table board 1 and is fixedly connected with the underframe; the rotating shaft rotating mechanism is arranged right below the table board 1 and is in transmission connection with the central rotating shaft 6; the heat change switch is used for outputting a deceleration signal control pulse of the motor 5, is arranged in the over-rotation brake group 2 and is electrically connected with the controller of the motor 5; and the motor 5 controller is arranged on the bottom frame, is used for controlling the rotation of the rotating shaft rotating mechanism and is electrically connected with the heat change switch and the rotating shaft rotating mechanism.
The over-rotation brake set 2 comprises: the friction wheel 7 is used for supporting the stage to rotate stably and providing brake when the rotating speed of the stage is too high, is arranged on the friction wheel bracket 8 and is in transmission connection with the bevel gear transmission mechanism 9; the friction wheel bracket 8 is used for mounting the friction wheel 7 and is arranged on the underframe;
the bevel gear transmission mechanism 9 is used for transmitting the power of the friction wheel 7 to the pendulum bob 10; the pendulum bob 10 is separated along with the rotating speed and lifts the brake pad 13, the power input shaft is in transmission connection with the bevel gear transmission mechanism 9, and the lifting shaft is fixedly connected with the brake pad 13; the brake block 13 is arranged in the brake seat 14, cooperates with the brake seat 14 and is fixedly connected with the pendulum bob 10 lifting shaft; and the brake seat 14 is arranged on the underframe and is matched with the brake pad 13 to work.
The stage is rotatory when friction pulley 7 can play the effect that stable mesa 1 can not squint to friction pulley 7 is rotatory together rotatory when the stage is rotatory, friction pulley 7 drives pendulum 10 through bevel gear drive mechanism 9 and rotates, pendulum 10 separates from top to bottom, pendulum 10 rises along with centrifugal force at the pivoted in-process, drive lower extreme brake block 13 and rise, pendulum 10 rises high and can not make brake block 13 relieve brake block 14 in the normal rotatory in-process, and then brake block 13 contact brake block 14 makes the stage rotational speed reduce when the rotational speed is too fast.
The over-rotation brake set 2 further comprises: the pendulum friction plate 12 is arranged on the pendulum body and is matched with the vertical brake pad 11 to work; and the vertical brake pad 11 is arranged on a brake seat 14 through a bracket and is matched with the pendulum friction plate 12 to work. The use of additional brake combinations enhances the braking function of the over-rotating brake rigging 2 while preventing partial failure of a single over-rotating brake rigging 2.
The rotating shaft rotating mechanism comprises: the central rotating gear 3 is fixedly connected with the central rotating shaft 6 and is meshed with the umbrella-shaped transmission gear 4; the umbrella-shaped transmission gear 4 is meshed with the central rotating gear 3 and is in transmission connection with a power output shaft of the motor 5; and the motor 5 and the power output shaft are in transmission connection with the umbrella-shaped transmission gear 4 and are electrically connected with a controller of the motor 5.
As shown in fig. 3, the temperature-dependent switch includes: a sealed thin glass tube 16, which is arranged at the bottom of the glass tube and is provided with mercury and a bottom lead 17, and a contact lead 15 is arranged at the middle section; the bottom lead 17 is arranged at the bottom 16 of the closed thin glass tube and is electrically connected with the controller of the motor 5; the contact wire 15 penetrates through the middle section of the closed thin glass tube 16 and is electrically connected with the controller of the motor 5; mercury is provided at the bottom of the closed glass vial 16.
The closed thin glass tube 16 is shaped like a thermometer, mercury placed at the bottom rises with the temperature of the whole brake base 14, when the brake base 14 works, additional heat is generated, the mercury in the closed thin glass tube rises and contacts the contact wire 15, the bottom wire 17 is conducted with the contact wire 15, and the controller of the motor 5 receives a braking signal, so that the rotating speed of the motor 5 is reduced or the rotation of the motor 5 is stopped.
Further comprising: the base electrical slip ring is used for conducting electrical signals to the surface lamp of the table top 1, is arranged at the hinged position of the central rotating shaft 6 and the base table, and is electrically connected with the surface lamp of the table top 1; the table top 1 is a surface lamp which is arranged on the table top 1 and is electrically connected with the electric slip ring of the base.
Claims (5)
1. An anti-overtravel revolving stage comprising: mesa, chassis and central pivot, its characterized in that still includes:
the over-rotation brake group is used for providing brake when the rotating speed of the stage is too high, is arranged right below the edge of the table top, is in transmission connection with the table top and is fixedly connected with the underframe;
the rotating shaft rotating mechanism is arranged right below the table top and is in transmission connection with the central rotating shaft;
the heat change switch is used for outputting a motor deceleration signal control pulse, is arranged in the over-turning brake set and is electrically connected with the motor controller;
the motor controller is arranged on the bottom frame, is used for controlling the rotation of the rotating shaft rotating mechanism and is electrically connected with the thermal change switch and the rotating shaft rotating mechanism;
the over-rotation brake set comprises:
the friction wheel is used for supporting the stage to rotate stably and providing brake when the rotating speed of the stage is too high, is arranged on the friction wheel bracket and is in transmission connection with the bevel gear transmission mechanism;
the friction wheel bracket is used for mounting a friction wheel and is arranged on the underframe;
the bevel gear transmission mechanism is used for transmitting the power of the friction wheel to the pendulum bob;
the pendulum bob is separated along with the rotating speed and lifts the brake pad, the power input shaft is in transmission connection with the bevel gear transmission mechanism, and the lifting shaft is fixedly connected with the brake pad;
the brake block is arranged in the brake seat, cooperates with the brake seat and is fixedly connected with the pendulum lifting shaft;
and the brake seat is arranged on the underframe and is matched with the brake pad to work.
2. An anti-over-rotation revolving stage according to claim 1, wherein the over-rotation brake set further comprises:
the pendulum friction plate is arranged on the pendulum hammer body and is matched with the vertical brake pad to work;
and the vertical brake block is arranged on the brake seat through a support and is matched with the pendulum bob friction plate to work.
3. An anti-overturning revolving stage according to claim 1 or 2, wherein the revolving shaft revolving mechanism comprises:
the central rotating gear is fixedly connected with the central rotating shaft and is meshed with the umbrella-shaped transmission gear;
the umbrella-shaped transmission gear is meshed with the central rotating gear and is in transmission connection with a power output shaft of the motor;
and the power output shaft of the motor is in transmission connection with the umbrella-shaped transmission gear and is electrically connected with the motor controller.
4. An anti-overdriving revolving stage according to claim 1, wherein said thermal switch comprises:
the sealed thin glass tube is arranged, mercury and a bottom lead are arranged at the bottom of the sealed thin glass tube, and a contact lead is arranged at the middle section of the sealed thin glass tube;
the bottom conducting wire is arranged at the bottom of the closed thin glass tube and is electrically connected with the motor controller;
the contact wire is arranged at the middle section of the closed thin glass tube, penetrates through the closed thin glass tube, is fixedly connected with the closed thin glass tube and is electrically connected with the motor controller;
mercury is arranged at the bottom of the closed thin glass tube.
5. An anti-overtravel revolving stage according to claim 1, further comprising:
the base electric slip ring is used for conducting electric signals to the table surface lamp, is arranged at the hinged position of the central rotating shaft and the base table, and is electrically connected with the table surface lamp;
and the table surface lamp is arranged on the table surface and is electrically connected with the electric slip ring of the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811197470.6A CN109184280B (en) | 2018-10-15 | 2018-10-15 | Anti-over-rotation revolving stage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811197470.6A CN109184280B (en) | 2018-10-15 | 2018-10-15 | Anti-over-rotation revolving stage |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109184280A CN109184280A (en) | 2019-01-11 |
| CN109184280B true CN109184280B (en) | 2021-03-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811197470.6A Active CN109184280B (en) | 2018-10-15 | 2018-10-15 | Anti-over-rotation revolving stage |
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| CN (1) | CN109184280B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113833819B (en) * | 2021-11-25 | 2022-02-18 | 西安外事学院 | Energy-saving stage rotation driving device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102179049B (en) * | 2011-02-11 | 2012-07-04 | 三峡大学 | Entertainment hydroplaning device capable of automatically controlling speed |
| CN202024402U (en) * | 2011-04-25 | 2011-11-02 | 白端端 | Automatic smoke exhaust ventilator capable of controlling temperature through stove |
| CN203034843U (en) * | 2013-01-29 | 2013-07-03 | 浙江大丰实业有限公司 | Revolving stage |
| CN203743263U (en) * | 2013-12-31 | 2014-07-30 | 长安大学 | Speed limiting device of bicycle |
| CN103971978B (en) * | 2014-04-12 | 2015-12-02 | 北京工业大学 | Utilize the thermally-expansible liquid contact micro switch of induction heating |
| CN204782113U (en) * | 2015-07-10 | 2015-11-18 | 四川工程职业技术学院 | Revolving stage |
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Application publication date: 20190111 Assignee: FOSHAN TENGPU INDUSTRIAL DESIGN CO.,LTD. Assignor: JIANG University OF TECHNOLOGY Contract record no.: X2024980000075 Denomination of invention: A type of anti rotation rotating stage Granted publication date: 20210309 License type: Common License Record date: 20240104 |
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