CN211776173U - Movable stage safety device - Google Patents
Movable stage safety device Download PDFInfo
- Publication number
- CN211776173U CN211776173U CN201922254604.XU CN201922254604U CN211776173U CN 211776173 U CN211776173 U CN 211776173U CN 201922254604 U CN201922254604 U CN 201922254604U CN 211776173 U CN211776173 U CN 211776173U
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- driving
- rod
- movable stage
- connecting rod
- rotating
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Abstract
The utility model discloses a movable stage safety device relates to the protector field, include: the device comprises at least one connecting support, a rotating shaft, a rotating rod, a guardrail rod, a driving connecting rod and a driving assembly, wherein the connecting support is used for being installed on a stage and is provided with a first hole; the rotating shaft passes through the first hole; the rotating rod is connected with the rotating shaft and can rotate relative to the rotating shaft; the guardrail bar is connected to one end of the rotating rod and can rotate relative to the rotating rod; the driving connecting rod is connected to the other end of the rotating rod and can rotate relative to the rotating rod; the driving assembly is connected with the driving connecting rod and can drive the driving connecting rod to reciprocate, so that the movable stage safety protection device is switched between a working state and a non-working state. The utility model provides a movable stage safety device can extend during the use and prevent that the actor from falling from the stage, and the space that occupies is less to the below of the side of stage or stage platform after finishing using.
Description
Technical Field
The utility model relates to a protector field, concretely relates to movable stage safety device.
Background
The protection device is a device for protecting special technical measures for door picking of special parts of stage machinery and avoiding harm to personnel. In order to enable the audience at a distance to watch the stage performance, the existing stage building is generally higher, and actors can stand at the edge of the stage at times during the performance, so that the potential safety hazard of falling from the stage exists, and the stage building is very dangerous, and therefore, the falling-preventing safety protection device needs to be additionally arranged at the edge of the stage.
The existing protective measures are mostly fixed, fastening parts are adopted to be fixed on the stage framework and are kept at the using positions of the stage framework, and the stage framework can be detached by using tools. The safety protection device also needs to occupy a large space in a non-use state, and a large amount of time is consumed for mounting and dismounting each time, so that the safety protection device is inconvenient.
SUMMERY OF THE UTILITY MODEL
To the defect that exists among the prior art, the utility model aims to provide a movable stage safety device, it is used for providing safety protection around for the stage, can extend during the use and prevent that the actor from falling from the stage, and collapsible to the side of stage or stage platform's below after finishing using, the space that occupies is less.
In order to achieve the above purpose, the utility model adopts the technical proposal that:
the connecting support is used for being installed on a stage and provided with a first hole;
a rotating shaft passing through the first hole;
a rotating shaft connected to the rotating shaft and rotatable relative to the rotating shaft;
the guardrail bar is connected to one end of the rotating rod and can rotate relative to the rotating rod;
the driving connecting rod is connected to the other end of the rotating rod and can rotate relative to the rotating rod;
and the driving component is connected with the driving connecting rod and can drive the driving connecting rod to reciprocate so as to switch the movable stage safety protection device between a working state and a non-working state.
The device can be arranged on one side of the stage due to the connecting support and the rotating shaft; and the driving connecting rod can drive the rotating rod and the guard rail to rotate under the driving of the driving component, so that the protective device can be extended to provide a protective effect when in use, and can be retracted to the side of the stage without occupying too much space when not in use.
On the basis of the technical scheme, a rack is arranged at the right end of the driving connecting rod, a gear is arranged on the driving component, and the driving component drives the driving connecting rod to move in a reciprocating mode through the gear and the rack.
Due to the presence of the gear and rack, the movement of the active link can be precisely controlled.
On the basis of the technical scheme, the driving assembly can drive the rotating shaft to rotate in the first hole.
On the basis of the above technical solution, the driving assembly includes:
a motor;
the speed reducer is connected with the motor, the speed reducer is provided with an input shaft, and is connected with a first output assembly and a second output assembly, the input shaft is connected with the motor, the first output assembly comprises a first electromagnetic clutch, and the second output assembly comprises a second electromagnetic clutch;
meanwhile, the first output assembly is used for driving the rotating shaft to rotate, and the second output assembly is used for driving the driving connecting rod to reciprocate.
Because the speed reducer connected with the motor is provided with two output shafts which can be connected with two electromagnetic clutches, the rotating shaft and the driving connecting rod can be driven to move by one motor, the cost is saved, the integration level of the device is improved, and the device is smaller and more exquisite.
On the basis of the technical scheme, a first chain wheel is arranged outside the first electromagnetic clutch, a second chain wheel is arranged outside the rotating shaft, and the first chain wheel is connected with the second chain wheel through a first chain.
On the basis of the technical scheme, the driving assembly further comprises a driving seat, the gear is arranged on the driving seat, and the second electromagnetic clutch can drive the gear to rotate.
On the basis of the above technical solution, the driving seat includes:
a base plate;
the two supporting plates are arranged on the bottom plate, and each supporting plate is provided with at least one second hole;
at least one back shaft, it can pass the second hole is in order to connect two the backup pad, the back shaft can the downthehole rotation of second, the gear sleeve is located one side of back shaft, the opposite side cover of back shaft be equipped with be used for with the sprocket assembly that second output assembly connects.
On the basis of the technical scheme, the driving seat further comprises a connecting plate for connecting the two supporting plates.
On the basis of the technical scheme, the rotating shaft is connected with the rotating rod through a connecting rod, and the rotating rod is connected with the connecting rod through a pin shaft.
As a second aspect of the present invention, there is provided a stage with the above-mentioned movable stage safety protection device, wherein the stage has a support frame and a platform on the support frame, the connecting support is installed at the bottom of the side of the platform.
Drawings
Fig. 1 is a schematic structural view of the movable stage safety device according to the embodiment of the present invention.
Fig. 2 is a schematic diagram of a partial explosion of the driving seat in the embodiment of the present invention.
Fig. 3 is a schematic view of the movable stage safety device according to the embodiment of the present invention in a contracted state.
In the figure: 1-connecting a support; 101-a first hole; 2-a rotating shaft; 3-rotating the rod; 4-guard rails; 5-active connecting rod; 501-rack; 6-a drive assembly; 601-gear; 602-a motor; 603-a speed reducer; 604-a first electromagnetic clutch; 605-a second electromagnetic clutch; 606-a first sprocket; 607-a second sprocket; 608-a first chain; 609-drive seat; 610-a third sprocket; 611-a second chain; 612-a support plate; 613-supporting shaft; 614-fourth sprocket; 615-a fifth sprocket; 616-a third chain; 617-sixth sprocket; 618-second hole; 619-a connecting plate; 620-base plate; 7-a connecting rod; 8-pin shaft.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Referring to fig. 1, an embodiment of the present invention provides a movable stage safety device, which specifically includes: at least one connecting support 1, a rotating shaft 2, a rotating rod 3, a guardrail bar 4, a driving connecting rod 5 and a driving assembly 6.
The connecting support 1 is used for being mounted on a stage, and the connecting support 1 is provided with a first hole 101;
the rotating shaft 2 passes through the first hole 101;
a rotating rod 3 connected to the rotating shaft 2 and rotatable with respect to the rotating shaft 2;
the guardrail bar 4 is connected to one end of the rotating rod 3 and can rotate relative to the rotating rod 3, and the guardrail bar 4 and the rotating rod 3 jointly provide a protection effect;
the driving connecting rod 5 is connected to the other end of the rotating rod 3 and can rotate relative to the rotating rod 3;
the driving component 6 is connected with the driving connecting rod 5 and can drive the driving connecting rod 5 to reciprocate, so that the movable stage safety protection device can be switched between a working state and a non-working state.
In the embodiment of the utility model, the device can be arranged at one side of the stage due to the connecting support 1 and the rotating shaft 2; and because the driving device is provided with the rotating rod 3, the guardrail rod 4, the driving connecting rod 5 and the driving component 6 for driving the driving connecting rod 5 to move, the rotating rod 3 can rotate relative to the rotating shaft 2, and the guardrail rod 4 and the driving connecting rod 5 can rotate relative to the rotating rod 3, under the driving of the driving component 6, the driving connecting rod 5 can drive the rotating rod 3 and the guardrail rod 4 to rotate, so that the protective device can be extended to provide a protective effect when in use, and can be contracted to the side edge of a stage or the lower part of a stage platform when not in use, and does not occupy too much space.
Preferably, the connecting support 1 is a vertical type bearing with a support.
The embodiment of the utility model provides an in, the stage has the support frame and locates platform on the support frame when needs provide safety protection for the stage, with vertical seated bearing pass through bolt and coupling nut install in the bottom of platform side, hole on vertical seated bearing is passed to rotation axis 2, realizes being connected of this safety device and stage from this. When the device needs to be detached, the bolt and the connecting nut are detached, and the connection between the device and the stage can be released.
Further, the rotating shaft 2 is connected to the rotating rod 3 through a connecting rod 7, and the rotating rod 3 is connected to the connecting rod 7 through a pin 8.
The embodiment of the utility model provides an in, be equipped with a through-hole that runs through on rotary rod 3, connecting rod 7 one side 2 fixed connection of rotation axis, connecting rod 7 opposite side is opened there is a hole, and round pin axle 8 passes the through-hole on the rotary rod 3 to further pass the hole on the connecting rod 7, thereby with rotary rod 3 swing joint on connecting rod 7, rotary rod 3 can be relative connecting rod 7 and rotate. The rotary rod 3 and the driving connecting rod 5, the rotary rod 3 and the guardrail bar 4 are connected in the same way.
The embodiment of the utility model provides an in, when drive assembly 6 drive initiative connecting rod 5 moved left, connecting rod 7 that links to each other with initiative connecting rod 5 drives rotary rod 3 and rotates right, and rotary rod 3 drives guardrail bar 4 and rotates right to make guardrail bar 4 and 3 contractions of rotary rod.
When the driving assembly 6 drives the driving connecting rod 5 to move rightwards, the connecting rod 7 connected with the driving connecting rod 5 drives the rotating rod 3 to rotate leftwards, and the rotating rod 3 drives the guardrail rod 4 to rotate leftwards, so that the guardrail rod 4 and the rotating rod 3 are extended to provide protection for the stage.
Further, the driving assembly 6 can drive the rotating shaft 2 to rotate in the first hole 101.
Under the state shown in fig. 1, when the driving assembly 6 drives the driving connecting rod 5 to move leftward and drives the guardrail bar 4 and the rotating rod 3 to be in a retracted state, the driving assembly 6 stops driving the driving connecting rod 5 to move and starts to drive the rotating shaft 2 to rotate counterclockwise, when the rotating shaft 2 rotates counterclockwise by 90 °, the rotating shaft 2 drives the connecting rod 7 connected with the rotating shaft to rotate downward to a vertical direction, the rotating rod 3, the guardrail bar 4 and the driving connecting rod 5 rotate downward to a position below the rotating shaft 2, and when the driving assembly 6 continues to drive the rotating shaft 2 to rotate counterclockwise to 180 °, the rotating rod 3, the guardrail bar 4 and the driving connecting rod 5 rotate to a position below the stage platform, and the driving device is retracted and is in a non-use state.
Furthermore, a rack 501 is disposed at the right end of the driving link 5, the driving assembly 6 is provided with a gear 601, and the driving assembly 6 drives the driving link 5 to reciprocate through the gear 601 and the rack 501.
Further, the driving assembly 6 includes: the motor-driven reducer comprises a motor 602 and a reducer 603 connected with the motor 602, wherein the reducer 603 is provided with an input shaft, and is connected with a first output assembly and a second output assembly, the input shaft is connected with the motor 602, the first output assembly comprises a first electromagnetic clutch 604, and the second output assembly comprises a second electromagnetic clutch 605; meanwhile, the first output assembly is used for driving the rotating shaft 2 to rotate, and the second output assembly is used for driving the driving connecting rod 5 to reciprocate.
Furthermore, a first sprocket 606 is disposed outside the first electromagnetic clutch 604, a second sprocket 607 is disposed outside the rotating shaft 2, and the first sprocket 606 and the second sprocket 607 are connected by a first chain 608.
The embodiment of the utility model provides an in, first electromagnetic clutch 604 drives first sprocket 606 and rotates when moving, and first sprocket 606 drives first chain 608 and rotates, and then drives second sprocket 607 and first sprocket 606 synchronous rotation, and second sprocket 607 drives the rotation axis 2 rotation that links to each other with it to it is rotatory to realize that motor 602 drives rotation axis 2 and is rotatory.
Furthermore, the driving assembly 6 further includes a driving seat 609, the gear 601 is disposed on the driving seat 609, and the second electromagnetic clutch 605 can drive the gear 601 to rotate.
Referring to fig. 1 and 2, further, the driving socket 609 comprises: the supporting device comprises a bottom plate 620, two supporting plates 612 arranged on the bottom plate 620 and at least one supporting shaft 613, wherein each supporting plate 612 is provided with at least one second hole 618, the supporting shaft 613 can pass through the second holes 618 to connect the two supporting plates 612, the supporting shaft 613 can rotate in the second holes 618, a gear 601 is sleeved on one side of the supporting shaft 613, and a sprocket assembly 621 used for being connected with the second electromagnetic clutch 605 of the second output assembly is sleeved on the other side of the supporting shaft 613.
Furthermore, the driving socket 609 further comprises a connecting plate 619 connecting the two supporting plates 612. The connection plate 619 is not shown in fig. 2, since the connection plate 619 is not related to the main function and structure of said drive socket 609.
In the embodiment of the present invention, the third sprocket 610 is disposed outside the second electromagnetic clutch 605, and the driving seat 609 includes two second holes 618, two supporting shafts 613, and two gears 601. The gear 601 is sleeved on one side of the supporting shaft 613 at the upper part, the fourth chain wheel 614 is sleeved on the other side of the supporting shaft 613 at the lower part, the gear 601 is sleeved on one side of the supporting shaft 613 at the lower part, the fifth chain wheel 615 and the sixth chain wheel 617 are sleeved on the other side of the supporting shaft 613, the sixth chain wheel 617 is connected with the third chain wheel 610 through the second chain 611, and the fifth chain wheel 615 is connected with the fourth chain wheel 614 through the third chain 616. In the present embodiment, the sprocket assembly 621 refers to the fourth sprocket 614 and the sixth sprocket 617.
Specifically, when the upper end of the rack 501 is engaged with the lower end of the gear 601 located above, the lower end of the rack 501 is also engaged with the upper end of the gear 601 located below.
In actual use, when the second electromagnetic clutch 605 drives the third sprocket 610 to rotate, the sixth sprocket 617 and the third sprocket 610 rotate synchronously under the action of the second chain 611; the sixth sprocket 617 rotates the lower support shaft 613, so that the gear 601 connected to the lower support shaft 613 and the fifth sprocket 615 rotate, and the fourth sprocket 614 and the fifth sprocket 615 rotate synchronously under the action of the third chain 616; the fourth sprocket 614 rotates the supporting shaft 613, and further rotates the gear 601 on the other side of the supporting shaft 613. When the rack 501 is meshed with the gear 601, the rack 501 is driven to move through the rotation of the gear 601, so that the motor 602 drives the driving link 5 to move.
The embodiment of the utility model provides a pair of movable stage safety device's working method does: when the motor 602 is powered on to operate, the speed reducer 603 rotates to control the first electromagnetic clutch 604 to operate, and the rotating shaft 2 is driven to rotate clockwise, at this time, the driving connecting rod 5, the rotating rod 3 and the guard rail 4 rotate upwards. When the rotating shaft 2 rotates 90 degrees clockwise, the rack 501 at the right end of the driving link 5 just abuts against the left side of the gear 601 positioned above the driving seat 609, at this time, the first electromagnetic clutch 604 is disconnected, and the rotating shaft 2 stops rotating. The second electromagnetic clutch 605 is controlled to operate, the gear 601 rotates anticlockwise, the rack 501 is meshed with the gear 601, and along with the rotation of the gear 601, the rack 501 moves rightwards, namely the driving connecting rod 5 moves rightwards, so that the rotating rod 3 and the guardrail rod 4 are driven to rotate leftwards relatively and stretch out gradually; when the rotating rod 3 rotates to the vertical direction, the second electromagnetic clutch 605 is disconnected, the rack 501 is meshed between the upper gear 601 and the lower gear 601, the gears 601 stop rotating, and the driving connecting rod 5 is clamped. The motor 602 is turned off, and the device is in a use state, so that safety protection can be provided for one side of the stage.
When the device needs to be folded, the motor 602 is controlled to be electrified and rotate reversely, the second electromagnetic clutch 605 is controlled to rotate reversely, the gear 601 rotates clockwise, the rack 501 moves leftwards, namely the driving connecting rod 5 moves leftwards, the rotating rod 3 and the guard rail 4 are driven to rotate rightwards relatively and gradually contract to the side edge of the stage, and the second electromagnetic clutch 605 is switched off; and controlling the first electromagnetic clutch 604 to reversely rotate, driving the rotating shaft 2 to rotate 90 degrees anticlockwise, and at the moment, driving the driving connecting rod 5, the rotating rod 3 and the guardrail rod 4 to rotate downwards below the rotating shaft 2. The motor 602 is turned off, and the device is in a non-use state and hidden at the side of the stage, as shown in fig. 3. When the driving rotation shaft 2 rotates counterclockwise to 180 °, the driving link 5, the rotation bar 3 and the guard rail 4 rotate to below the stage platform, thereby further hiding the apparatus.
The present invention is not limited to the above embodiments, and for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations are also considered to be within the protection scope of the present invention. Those not described in detail in this specification are within the skill of the art.
Claims (10)
1. The utility model provides a movable stage safety device, its is used for providing safety protection for around the stage, its characterized in that, it includes:
at least one connecting support (1) for mounting on a stage, said connecting support (1) being provided with a first hole (101);
a rotating shaft (2) passing through the first hole (101);
a rotating lever (3) connected to the rotating shaft (2) and rotatable relative to the rotating shaft (2);
the guardrail rod (4) is connected to one end of the rotating rod (3) and can rotate relative to the rotating rod (3);
the driving connecting rod (5) is connected to the other end of the rotating rod (3) and can rotate relative to the rotating rod (3);
and the driving component (6) is connected with the driving connecting rod (5) and can drive the driving connecting rod (5) to reciprocate so as to switch the movable stage safety protection device between the working state and the non-working state.
2. The movable stage safety device according to claim 1, wherein the right end of the driving link (5) is provided with a rack (501), the driving assembly (6) is provided with a gear (601), and the driving assembly (6) drives the driving link (5) to reciprocate through the gear (601) and the rack (501).
3. The movable stage safety shield according to claim 2, wherein the driving assembly (6) drives the rotating shaft (2) to rotate in the first hole (101).
4. Movable stage safety device according to claim 3, characterized in that said driving assembly (6) comprises:
a motor (602);
a speed reducer (603) connected to the motor (602), the speed reducer (603) having an input shaft and being connected to a first output assembly and a second output assembly, the input shaft being connected to the motor (602), the first output assembly including a first electromagnetic clutch (604), the second output assembly including a second electromagnetic clutch (605); at the same time, the user can select the desired position,
the first output assembly is used for driving the rotating shaft (2) to rotate, and the second output assembly is used for driving the driving connecting rod (5) to reciprocate.
5. The movable stage safety device according to claim 4, wherein a first sprocket (606) is externally provided to the first electromagnetic clutch (604), a second sprocket (607) is externally provided to the rotating shaft (2), and the first sprocket (606) and the second sprocket (607) are connected by a first chain (608).
6. The movable stage safety device according to claim 5, wherein the driving assembly (6) further comprises a driving seat (609), the gear (601) is disposed on the driving seat (609), and the second electromagnetic clutch (605) can drive the gear (601) to rotate.
7. The movable stage safety shield according to claim 6, wherein the driving seat (609) comprises:
a base plate (620);
two support plates (612) disposed on the base plate (620), each support plate (612) having at least one second aperture (618);
at least one supporting shaft (613) capable of passing through the second hole (618) to connect the two supporting plates (612), wherein the supporting shaft (613) can rotate in the second hole (618), the gear (601) is sleeved on one side of the supporting shaft (613), and the other side of the supporting shaft (613) is sleeved with a sprocket assembly (621) for connecting with the second output assembly.
8. The movable stage safety shield according to claim 7, wherein the driving seat (609) further comprises a connecting plate (619) connecting the two support plates (612).
9. The movable stage safety device according to claim 1, wherein the rotating shaft (2) is connected to the rotating rod (3) through a connecting rod (7), and the rotating rod (3) is connected to the connecting rod (7) through a pin (8).
10. A stage having the movable stage safety device of any one of claims 1-9, wherein the movable stage safety device comprises a support frame and a platform arranged on the support frame, and the movable stage safety device is characterized in that:
the connecting support (1) is arranged at the bottom of the side face of the platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922254604.XU CN211776173U (en) | 2019-12-16 | 2019-12-16 | Movable stage safety device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922254604.XU CN211776173U (en) | 2019-12-16 | 2019-12-16 | Movable stage safety device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211776173U true CN211776173U (en) | 2020-10-27 |
Family
ID=72982493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922254604.XU Active CN211776173U (en) | 2019-12-16 | 2019-12-16 | Movable stage safety device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211776173U (en) |
-
2019
- 2019-12-16 CN CN201922254604.XU patent/CN211776173U/en active Active
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