CN210044869U - Stage electric control curtain drawing device - Google Patents
Stage electric control curtain drawing device Download PDFInfo
- Publication number
- CN210044869U CN210044869U CN201920673301.9U CN201920673301U CN210044869U CN 210044869 U CN210044869 U CN 210044869U CN 201920673301 U CN201920673301 U CN 201920673301U CN 210044869 U CN210044869 U CN 210044869U
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- CN
- China
- Prior art keywords
- pulley
- reel
- drawing device
- connecting strip
- slide rail
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000004804 winding Methods 0.000 abstract description 13
- 238000009434 installation Methods 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 2
- 244000208734 Pisonia aculeata Species 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
An electrically controlled curtain drawing device for stage is composed of a frame body with left and right slide tracks, a drawing mechanism consisting of guide wheels at both ends of frame body, a pull cable between guide wheels, a main pulley and a secondary pulley, a spring wound around the inner ring of said main pulley and said secondary pulley, a connecting strip wound around the outer surface of said secondary pulley, a winding wheel with one end connected to said winding wheel and another end passing through said outlet, and a connecting rod for drawing said main pulley and secondary pulley, until the connecting strip is completely pulled out, the main trolley or the auxiliary trolley pulls the adjacent auxiliary trolley to slide on the track.
Description
Technical Field
The utility model relates to a draw the curtain device, concretely relates to stage is automatically controlled draws curtain device.
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 foremost end so as to enable the head pulley to slide on a track, the subsequent sliding of a secondary pulley mainly depends on the extension of a curtain so as to drive the secondary pulley to slide, the pulling force of the pulley mainly comes from the lower part, and after the mode is used for a long time, the friction between the secondary pulley and the track can be increased, so that the phenomenon of dead clamping of the secondary pulley can be caused, and the service life of the secondary pulley can be influenced. Therefore, a curtain drawing device capable of applying force to the driven pulley from the horizontal direction is needed.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model discloses an automatically controlled curtain device that draws of stage.
The specific technical scheme is as follows:
an electrically controlled stage curtain drawing device comprises a frame body and a traction mechanism arranged on the frame body, wherein a left slide rail and a right slide rail are arranged on the frame body, the left slide rail and the right slide rail are arranged in a front-back staggered manner, the traction mechanism comprises guide wheels arranged at two ends of the frame body, a pull rope which is connected end to end is arranged between the two guide wheels, one guide wheel is provided with a speed reduction motor through driving connection, a main pulley and a slave pulley are arranged on the left slide rail and the right slide rail in a sliding manner, the number of the slave pulleys is not less than two, hooks are arranged at the lower ends of the main pulley and the slave pulleys, the main pulley is fixedly connected with the pull rope, the electrically controlled stage curtain drawing device is characterized in that one ends of the main pulley and the slave pulley are respectively provided with a pull buckle, the slave pulleys are both arranged in a hollow manner, an outlet is arranged at the other end, a fixed column is vertically arranged at the center of an inner cavity of the pulley, a reel is arranged at the periphery of the fixed column, a hole is arranged at the center of the reel and penetrates through the fixed column, so that the reel can rotate around the fixed column, a spring is wound on an inner ring of the reel and is spirally arranged, one end of the inner ring of the spring is fixedly connected with the fixed column, one end of an outer ring of the spring is connected with the inner ring of the reel, a connecting strip is spirally wound on an outer ring of the reel, the winding direction of the connecting strip is opposite to the winding direction of the spring, one end of the inner ring of the connecting strip is fixedly connected with the outer ring of the reel, one end of the outer ring of the connecting strip penetrates through the outlet of the pulley and is fixedly connected with an adjacent main pulley or a pull buckle at one end of the auxiliary pulley, the length of the connecting strip is smaller than the length of curtains on, so that the rolling wheel in the auxiliary pulley rotates, and the spring is wound and compressed until the connecting strip is completely pulled, and the main pulley or the auxiliary pulley pulls the adjacent auxiliary pulley to slide on the track.
Further, the pulling force of the spring is smaller than the friction force between the slave trolley and the left and right rails.
Further, the connecting strip is led to the outlet by penetrating through the two guide columns.
Further, the slave trolley at the tail end is not provided with the pull buckle.
Furthermore, gear motor sets up in support body bottom one end.
Furthermore, the frame body is provided with an installation plate and is fixed on the top of the wall through the installation plate.
The utility model has the advantages that:
(1) the utility model discloses in adopt the fixed column from the coaster, the winding wheel, a spring, the connecting strip cooperatees, make main coaster or draw on the coaster to detain through the pulling connecting strip, make the winding wheel rotate around the fixed column simultaneously, the connecting strip is taken out from the export, and the spring is convoluteed the compression, it has all been drawn until the connecting strip, thereby make main coaster or directly stimulate adjacent follow coaster from the coaster, saved and pulled from the coaster through the curtain pulling, and directly apply the pulling force to adjacent follow coaster from the horizontal direction, reduced from coaster and left and right slide rail's frictional force, effectively promoted the life from the coaster. The utility model discloses when pullback curtain, when the cable pulling main tackle slided backward, draw the knot and no longer exert the pulling force to the connecting strip, the spring returns and contracts to drive the winding wheel and rotate, thereby make the connecting strip around the winding wheel, guaranteed that the connecting strip does not expose outside, and influence the operation of drawing the curtain device, the practicality is high.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a top view of the present invention.
Fig. 3 is a cross-sectional view of the pulley of the present invention.
Detailed Description
For making the technical scheme of the utility model clear more clearly and definitely, it is right to combine the drawing below the utility model discloses further describe, any is right the utility model discloses technical scheme's technical characteristic carries out the scheme that equivalent replacement and conventional reasoning reachs and all falls into the utility model discloses protection scope.
In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description of the present invention and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Description of the reference numerals
The frame body 1, the mounting plate 101, the left slide rail 2, the right slide rail 3, the guide wheel 4, the inhaul cable 5, the gear motor 6, the main pulley 7, the pull buckle 71, the hook 72, the auxiliary pulley 8, the outlet 81, the guide post 82, the fixed post 83, the winding wheel 84, the spring 85 and the connecting strip 86.
An electrically controlled stage curtain drawing device comprises a frame body and a traction mechanism arranged on the frame body, wherein a left slide rail and a right slide rail are arranged on the frame body, the left slide rail and the right slide rail are arranged in a front-back staggered manner, the traction mechanism comprises guide wheels arranged at two ends of the frame body, a pull rope which is connected end to end is arranged between the two guide wheels, one guide wheel is provided with a speed reduction motor through driving connection, a main pulley and a slave pulley are arranged on the left slide rail and the right slide rail in a sliding manner, the number of the slave pulleys is not less than two, hooks are arranged at the lower ends of the main pulley and the slave pulleys, the main pulley is fixedly connected with the pull rope, the electrically controlled stage curtain drawing device is characterized in that one ends of the main pulley and the slave pulley are respectively provided with a pull buckle, the slave pulleys are both arranged in a hollow manner, an outlet is arranged at the other end, a fixed column is vertically arranged at the center of an inner cavity of the pulley, a reel is arranged at the periphery of the fixed column, a hole is arranged at the center of the reel and penetrates through the fixed column, so that the reel can rotate around the fixed column, a spring is wound on an inner ring of the reel and is spirally arranged, one end of the inner ring of the spring is fixedly connected with the fixed column, one end of an outer ring of the spring is connected with the inner ring of the reel, a connecting strip is spirally wound on an outer ring of the reel, the winding direction of the connecting strip is opposite to the winding direction of the spring, one end of the inner ring of the connecting strip is fixedly connected with the outer ring of the reel, one end of the outer ring of the connecting strip penetrates through the outlet of the pulley and is fixedly connected with an adjacent main pulley or a pull buckle at one end of the auxiliary pulley, the length of the connecting strip is smaller than the length of curtains on, so that the rolling wheel in the auxiliary pulley rotates, and the spring is wound and compressed until the connecting strip is completely pulled, and the main pulley or the auxiliary pulley pulls the adjacent auxiliary pulley to slide on the track.
Further, the pulling force of the spring is smaller than the friction force between the slave trolley and the left and right rails.
Further, the connecting strip is led to the outlet by penetrating through the two guide columns.
Further, the slave trolley at the tail end is not provided with the pull buckle.
Furthermore, gear motor sets up in support body bottom one end.
Furthermore, the frame body is provided with an installation plate and is fixed on the top of the wall through the installation plate.
The working principle is as follows:
when the curtain is stretched, the motor drives the guide wheel to rotate, so that the stay cable pulls the main pulley to slide forwards, meanwhile, the pulling buckle at one end of the main pulley pulls the connecting strip, the rolling wheel in the auxiliary pulley rotates, the spring is wound and compressed until all the connecting strips are pulled, the auxiliary pulleys are directly pulled to slide on the rail, and the adjacent two auxiliary pulleys are also pulled by the method. When the curtain is pulled back, the pull buckle does not apply pulling force to the connecting strip any more when the main pulley is pulled by the pull rope to slide backwards, the spring retracts and drives the winding wheel to rotate, so that the connecting strip winds the winding wheel, and the main pulley pushes the auxiliary pulley to move to one end of the sliding rail.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (6)
1. An electrically controlled stage curtain drawing device comprises a frame body and a traction mechanism arranged on the frame body, wherein a left slide rail and a right slide rail are arranged on the frame body, the left slide rail and the right slide rail are arranged in a front-back staggered manner, the traction mechanism comprises guide wheels arranged at two ends of the frame body, a pull rope which is connected end to end is arranged between the two guide wheels, one guide wheel is provided with a speed reduction motor through driving connection, a main pulley and a slave pulley are arranged on the left slide rail and the right slide rail in a sliding manner, the number of the slave pulleys is not less than two, hooks are arranged at the lower ends of the main pulley and the slave pulleys, the main pulley is fixedly connected with the pull rope, the electrically controlled stage curtain drawing device is characterized in that one ends of the main pulley and the slave pulley are respectively provided with a pull buckle, the slave pulleys are both arranged in a hollow manner, an outlet is arranged at the other end, a fixed column is vertically arranged at the center of the inner cavity of the pulley, a reel is arranged at the periphery of the fixed column, a hole is arranged at the center of the reel and penetrates through the fixed column, so that the reel can rotate around the fixed column, a spring is wound on the inner ring of the reel and is spirally arranged, one end of the inner ring of the spring is fixedly connected with the fixed column, one end of the outer ring of the spring is connected with the inner ring of the reel, a connecting strip is spirally wound on the outer ring of the reel, one end of the inner ring of the connecting strip is fixedly connected with the outer ring of the reel, one end of the outer ring of the connecting strip penetrates through the outlet of the secondary pulley and is fixedly connected with an adjacent main pulley or a pull buckle at one end of the secondary pulley, the length of the connecting strip is smaller than the length of a curtain on two adjacent hooks, the main pulley is pulled to slide forwards through, and the spring is coiled and compressed until the connecting strip is completely pulled, so that the main trolley or the auxiliary trolley pulls the adjacent auxiliary trolley to slide on the track.
2. An electrically controlled stage curtain drawing device as recited in claim 1, wherein the tension of said spring is less than the friction between the carriage and the left and right rails.
3. An electrically controlled stage curtain drawing device as recited in claim 1, wherein the connecting bar is passed through both of said guide posts to guide the exit.
4. An electrically controlled stage curtain drawing device as recited in claim 1, wherein the end slave carrier is not provided with said pull tab.
5. An electrically controlled stage curtain drawing device according to claim 1, wherein the speed reducing motor is disposed at one end of the bottom of the frame.
6. An electrically controlled stage curtain drawing device as recited in claim 1, wherein the frame body is provided with a mounting plate and is fixed to the top of the wall by the mounting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920673301.9U CN210044869U (en) | 2019-05-10 | 2019-05-10 | Stage electric control curtain drawing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920673301.9U CN210044869U (en) | 2019-05-10 | 2019-05-10 | Stage electric control curtain drawing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210044869U true CN210044869U (en) | 2020-02-11 |
Family
ID=69395366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920673301.9U Expired - Fee Related CN210044869U (en) | 2019-05-10 | 2019-05-10 | Stage electric control curtain drawing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210044869U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112619181A (en) * | 2020-10-19 | 2021-04-09 | 浙江大丰实业股份有限公司 | Automatic curtain drawing mechanical equipment for stage |
-
2019
- 2019-05-10 CN CN201920673301.9U patent/CN210044869U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112619181A (en) * | 2020-10-19 | 2021-04-09 | 浙江大丰实业股份有限公司 | Automatic curtain drawing mechanical equipment for stage |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200211 |