CN211229682U - Stable lifting stage frame - Google Patents
Stable lifting stage frame Download PDFInfo
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- CN211229682U CN211229682U CN201921696300.2U CN201921696300U CN211229682U CN 211229682 U CN211229682 U CN 211229682U CN 201921696300 U CN201921696300 U CN 201921696300U CN 211229682 U CN211229682 U CN 211229682U
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Abstract
The utility model provides a stabilize lift stage frame relates to stage equipment technical field, including the pit seat, set up the movable table in the movable rod of pit seat and set up the movable table of movable rod top on the movable rod, the movable rod includes the bull stick and sets up in the pivot of bull stick tip, the bull stick revolutes the rotation of axes, is provided with the stay cord on the pit seat and is used for the hoist engine that stimulates the stay cord, the bull stick both ends all are provided with the rotation wheel that makes things convenient for the stay cord to pass through, the bull stick passes through the connecting rod and is connected with the movable table, the connecting rod rotates around the connecting portion with the bull stick, the movable table bottom is provided with the gliding spout of convenient connecting rod. The utility model relates to a stabilize lift stage frame simple structure, the regulation of being convenient for uses hoist engine and stay cord can accomplish the stage and goes up and down, goes up and down effectually, and the stage security is high.
Description
Technical Field
The utility model relates to the technical field of stage equipment,
especially, the utility model relates to a stabilize lift stage frame.
Background
Along with the increasing abundance of cultural life, people have higher and higher requirements on stage effects in performance activities, and in order to enable performance arts to generate unusual special effects, various types of stage mechanical equipment are installed in modern various large-scale performance places and the like, and the stage mechanical equipment plays the roles of drawing dragon eyes and making a look in the stage performance.
In the modern stage design, in order to create a vivid and active stereoscopic performance effect, the traditional static stage is gradually abandoned, and instead, a liftable stage is adopted. In some large and medium-sized theaters, the condition requirements required by the theaters are considered in the early planning, so that construction according to drawings is only needed in the civil engineering. The regional requirement of satisfying the theater performance that can be fine of stage that sets up, and some small-size theaters receive the restriction of multiple condition, and the regional area of stage of theater configuration is fixed limited, and the stage does not have the condition at all to dispose the elevating platform in addition, and that just can't transform the performance form and increase the stage region, even if install simple and easy lift platform additional, the amplitude of lift is uncontrollable, and the stage quality is big, and elevating platform stability is low, and the stage security is poor.
Therefore, in order to solve the above problems, it is necessary to design a reasonably stable lifting stage frame.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a simple structure is convenient for adjust, uses hoist engine and stay cord can accomplish the stage and goes up and down, goes up and down effectually, and the high stable lift stage frame of stage security.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a stabilize lift stage frame, include the pit seat, set up in movable rod in the pit seat and set up in the movable table of movable rod top, the movable rod include the bull stick and set up in the pivot of bull stick tip, the bull stick winds the pivot is rotated, be provided with the stay cord on the pit seat and be used for the pulling the hoist engine of stay cord, the bull stick both ends all are provided with the convenience the rotation wheel that the stay cord passes through, the bull stick pass through the connecting rod with the movable table is connected, the connecting rod wind with the connecting portion of bull stick rotate, the movable table bottom is provided with the convenience the gliding spout of connecting rod.
Preferably, the number of the hoist is at least one.
As the utility model discloses a preferred, the quantity of hoist engine is two, just the stay cord both ends all with the hoist engine is connected.
As the utility model discloses a preferred, the movable table lateral wall is provided with spacing arch, pit seat inner wall is provided with and is used for the convenience spacing protruding gliding spacing groove.
As the utility model discloses a preferred, the spacing groove extends the setting along vertical direction.
As the utility model discloses an prefer, spacing bellied quantity is one at least.
As the utility model discloses an prefer, the quantity of spacing groove is one at least.
As the utility model discloses a preferred, the quantity of bull stick is one at least, the quantity of connecting rod and spout all is one at least.
Preferably, at least a part of the end of the rotating rod is arc-shaped.
As a preferred aspect of the present invention, the connecting rod is close to the end of the sliding groove and is provided with a trapezoidal block.
As the utility model discloses a preferred, the upper surface of trapezoidal piece with spout level sets up, the upper surface of trapezoidal piece with the connecting rod sets up perpendicularly.
Preferably, the pit base is provided with a guide wheel for guiding the direction of the pull rope.
As the utility model discloses a preferred, the activity platform lateral wall bottom has at least partly for the arc.
The utility model relates to a stabilize lift stage frame beneficial effect lies in: simple structure is convenient for adjust, uses hoist engine and stay cord can accomplish the stage and goes up and down, and it is effectual to go up and down, and the stage security is high.
Drawings
FIG. 1 is a schematic structural view of a stable elevating stage rack before rising;
FIG. 2 is a schematic diagram of the raised structure of a stable elevating stage rack of the present invention;
FIG. 3 is a schematic view of a part of the pit base of the stable elevating stage frame of the present invention;
FIG. 4 is a schematic top view of a movable rod of a stable elevating stage rack according to the present invention;
FIG. 5 is a schematic front view of a movable stage of the stable elevating stage frame of the present invention;
in the figure: 1. pit seat, 11, stay cord, 12, hoist engine, 13, spacing groove, 14, leading wheel, 2, movable rod, 21, pivot, 22, bull stick, 221, runner, 222, connecting rod, 223, trapezoidal piece, 3, movable platform, 31, spout, 32, spacing arch.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
With the increasing abundance of cultural life, people have higher and higher requirements on stage effects in performance activities. In the modern stage design, in order to create a vivid and active stereoscopic performance effect, the traditional static stage is gradually abandoned, and instead, a liftable stage is adopted. In some large and medium-sized theaters, the condition requirements required by the theaters are considered in the early planning, so that construction according to drawings is only needed in the civil engineering. The regional requirement of satisfying the theater performance that can be fine of stage that sets up, and some small-size theaters receive the restriction of multiple condition, and the regional area of stage of theater configuration is fixed limited, and the stage does not have the condition at all to dispose the elevating platform in addition, and that just can't transform the performance form and increase the stage region, even if install simple and easy lift platform additional, the amplitude of lift is uncontrollable, and the stage quality is big, and elevating platform stability is low, and the stage security is poor.
The first embodiment is as follows: as shown in fig. 1 to 5, it is only one of them embodiment of the utility model, a stabilize lift stage frame, including pit base 1, set up in movable rod 2 in the pit base 1 and set up in the movable platform 3 of movable rod 2 top, movable rod 2 include bull stick 22 with set up in the pivot 21 of bull stick 22 tip, bull stick 22 winds pivot 21 rotates, be provided with stay cord 11 on the pit base 1 and be used for the pulling the hoist engine 12 of stay cord 11, bull stick 22 both ends all are provided with the convenience the rotation wheel 221 that stay cord 11 passes through, bull stick 22 pass through connecting rod 222 with movable platform 3 connects, connecting rod 222 wind with the connecting portion of bull stick 22 rotates, movable platform 3 bottom is provided with the convenience the gliding spout 31 of connecting rod 222.
The utility model discloses in, the movable table 3 sets up in pit seat 1, be provided with the movable rod 2 of lifting movable table 3 in the pit seat 1, hoist engine 12 pulling stay cord 11 on the pit seat 1, stay cord 11 passes on the rotation wheel 221 at the bull stick 22 both ends of movable rod 2, also pull up bull stick 22 and revolute the rotation of axle 21, the in-process connecting rod 222 that bull stick 22 rotated rotates thereupon and rises, jack-up movable table 3 rises, and adopt lever effect when bull stick 22 lifts up movable table 3, bull stick 22 pivoted arm of force is greater than connecting rod 222 pivoted arm of force, so hoist engine 12's pulling force can be less than movable table 3's gravity, it is more convenient stable to rise, satisfy the demand of lift stage more easily.
At first, pit seat 1, movable rod 2 and mobile station 3 all set up in pit seat 1, and pit seat 1 is the base that is provided with vertical gallery in fact, and the shape of this vertical gallery can be the cylinder, also can be the cube, can select according to place demand and the shape of the mobile station 3 that needs go up and down, can satisfy the installation in any stage place. The pit base 1 is provided with a pull rope 11 and a winch 12 for pulling the pull rope 11, the length of the pull rope 11 retracted by the winch 12 can control the lifting height of the movable platform 3, and the stage lifting is controllable and convenient to adjust.
Then be the movable rod 2, the movable rod 2 include the bull stick 22 with set up in the pivot 21 of bull stick 22 tip, the bull stick 22 winds the pivot 21 rotates, the bull stick 22 both ends all are provided with the convenience the turning wheel 221 that the stay cord 11 passes through, the stay cord 11 stretches out from hoist engine 12, passes the turning wheel 221 at bull stick 22 both ends, and when hoist engine 12 rolled, the stay cord 11 was packed up, and the bull stick 22 revolutes the rotation of axle 21, and the one end that the bull stick 22 kept away from the pivot 21 is lifted.
And finally, a movable table 3, the rotating rod 22 is connected with the movable table 3 through a connecting rod 222, the connecting rod 222 rotates around a connecting part with the rotating rod 22, a sliding groove 31 facilitating the connecting rod 222 to slide is arranged at the bottom of the movable table 3, the rotating rod 22 rotates around a rotating shaft 21, one end of the rotating rod 22 far away from the rotating shaft 21 is lifted, and simultaneously the connecting rod 222 is also lifted, power multiplied by a power arm = resistance multiplied by a resistance arm according to the lever principle, namely F1 multiplied by L1= F2 multiplied by L2, wherein the power is the pulling force of the winch 12, the power arm is the distance between a rotating wheel 221 of the rotating rod 22 far away from the rotating shaft 21 and the rotating shaft 21, namely the length of the rotating rod 22, the resistance is the gravity of the movable table 3 and the movable rod, the resistance arm is the distance length of the connecting rod 222 from the rotating shaft 21, and the power arm (the length of the rotating rod 22) is larger than the resistance arm (the distance of the connecting rod 222 from, then power is less than the resistance, that is to say that the pulling force of hoist 12 can be less than the gravity of movable platform 3 (the movable rod 2 gravity is little, neglects not), then hoist 12 that power is littleer can all lift great activity stage, and it is effectual to go up and down, and the stage security is high.
Embodiment two, still as shown in fig. 1 to 5, only be one of them embodiment of the utility model, in order to make the utility model relates to a stable lift stage frame's lift effect is better, and stability is higher, the utility model discloses in still have following design:
first, the number of the winding machines 12 is at least one. Actually, the number of the winding machines 12 is two, and both ends of the pulling rope 11 are connected to the winding machines 12. That is, the pull rope 11 extends from the winding machine 12, passes through the rotating wheels 221 at the two ends of the rotating rod 22, and then extends into the other winding machine 12 again, so that the two winding machines 12 can simultaneously control the rotation of one rotating rod 22, the two winding machines 12 can simultaneously control the lifting of the movable stage 3, and the lifting of the movable stage is more stable and efficient. Here, the two winches 12 simultaneously tighten the pull rope 11, and the raising speed of the movable table 3 is doubled; the two winches 12 simultaneously release the ropes, and the descending speed of the movable platform 3 is doubled; if two winches 12 tighten up one and relax one, the speed difference of the winches 12 with high speed for winding and unwinding the pull ropes 11 controls the lifting speed of the movable platform 3, so that the condition that the lifting speed of the stage is too high can be avoided, and effective compensation is carried out.
Then, the side wall of the movable table 3 is provided with a limiting protrusion 32, and the inner wall of the pit base 1 is provided with a limiting groove 13 for facilitating the sliding of the limiting protrusion 32. Spacing arch 32 slides on spacing groove 13, spacing groove 13 extends the setting along vertical direction, makes things convenient for the activity platform 3 to follow vertical direction vertical lift, just the quantity of spacing arch 32 is one at least, and spacing arch 32 evenly sets up around the activity platform 3, guarantees the stability of the connection of activity platform 3 and pit seat 1, and certainly for convenience spacing arch 32 slides, the quantity of spacing groove 13 is one at least, and each spacing arch 32 all has a spacing groove 13 can slide.
Then, the number of the rotating rods 22 is at least one, and the number of the connecting rods 222 and the sliding grooves 31 is at least one. The rotating rods 22 are uniformly arranged around the rotating shaft 21, each rotating rod 22 is connected with a pull rope 11, and when the winch 12 lifts the pull ropes 11, the rotating rods 22 rotate simultaneously to lift the movable table 3 together for lifting.
Also, the end of the rotating rod 22 is at least partially curved. The end part of the rotating rod 22 close to the rotating shaft 21 is arc-shaped, so that the clamping among a plurality of rotating rods 22 is avoided, and the rotating rods 22 rotate flexibly. The end part of the rotating rod 22 far away from the rotating shaft 21 is arc-shaped, so that the rotating rod 22 is prevented from being damaged when the rotating rod 22 rotates to touch the movable table 3.
Of course, at least a part of the bottom end of the side wall of the movable table 3 is arc-shaped. Firstly, make things convenient for bull stick 22 to rotate and reduce the friction when touching with movable table 3, secondly make things convenient for the stay cord 11 to walk around 3 lateral wall bottoms of movable table the transmission more smoothly, and movable table 3 goes up and down more stably safety.
In addition, the end part of the connecting rod 222 close to the sliding chute 31 is provided with a trapezoidal block 223, the upper surface of the trapezoidal block 223 is horizontally arranged with the sliding chute 31, the upper surface of the trapezoidal block 223 is vertically arranged with the connecting rod 222, the upper surface of the trapezoidal block 223 is ensured to be in plane contact with the sliding chute 31 all the time, the connecting rod 222 is further ensured to be vertically arranged with the sliding chute 31, and when the connecting rod 222 rotates, the movable platform 3 is effectively lifted.
Finally, be provided with on the pit seat 1 and be used for the guide the leading wheel 14 of 11 directions of stay cord, leading wheel 14 sets up in pit seat 1 edge, avoids stay cord 11 and pit seat 1 border friction to lead to the stay cord 11 wearing and tearing to lead to the activity platform 3 to lose the pulling force and fall.
The utility model relates to a stabilize lift stage frame simple structure, the regulation of being convenient for uses hoist engine and stay cord can accomplish the stage and goes up and down, goes up and down effectually, and the stage security is high.
The present invention is not limited to the above-described specific embodiments, and various modifications and changes are possible. Any modification, equivalent replacement, improvement and the like made to the above embodiments according to the technical spirit of the present invention should be included in the scope of protection of the present invention.
Claims (10)
1. The utility model provides a stabilize lift stage frame which characterized in that: comprises a pit seat (1), a movable rod (2) arranged in the pit seat (1) and a movable platform (3) arranged above the movable rod (2), the movable rod (2) comprises a rotating rod (22) and a rotating shaft (21) arranged at the end part of the rotating rod (22), the rotating rod (22) rotates around the rotating shaft (21), a pull rope (11) and a winch (12) for pulling the pull rope (11) are arranged on the pit base (1), both ends of the rotating rod (22) are provided with rotating wheels (221) which facilitate the pull rope (11) to pass through, the rotating rod (22) is connected with the movable table (3) through a connecting rod (222), the connecting rod (222) rotates around a connecting part with the rotating rod (22), and a sliding groove (31) which is convenient for the connecting rod (222) to slide is arranged at the bottom of the movable table (3).
2. A stabilized elevating stage as claimed in claim 1 wherein: the number of the winches (12) is at least one.
3. A stabilized elevating stage as claimed in claim 1 wherein: the number of the winches (12) is two, and both ends of the pull rope (11) are connected with the winches (12).
4. A stabilized elevating stage as claimed in claim 1 wherein: the side wall of the movable table (3) is provided with a limiting protrusion (32), and the inner wall of the pit base (1) is provided with a limiting groove (13) which is used for facilitating the sliding of the limiting protrusion (32).
5. A stabilized lifting stage according to claim 4, wherein: the number of the limiting protrusions (32) is at least one.
6. A stabilized lifting stage according to claim 4, wherein: the number of the limiting grooves (13) is at least one.
7. A stabilized elevating stage as claimed in claim 1 wherein: the number of the rotating rods (22) is at least one, and the number of the connecting rods (222) and the number of the sliding grooves (31) are at least one.
8. A stabilized elevating stage as claimed in claim 1 wherein: the end part of the connecting rod (222) close to the sliding chute (31) is provided with a trapezoidal block (223).
9. A stabilized elevating stage as claimed in claim 1 wherein: and a guide wheel (14) for guiding the direction of the pull rope (11) is arranged on the pit seat (1).
10. A stabilized elevating stage as claimed in claim 1 wherein: at least one part of the bottom end of the side wall of the movable table (3) is arc-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921696300.2U CN211229682U (en) | 2019-10-11 | 2019-10-11 | Stable lifting stage frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921696300.2U CN211229682U (en) | 2019-10-11 | 2019-10-11 | Stable lifting stage frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211229682U true CN211229682U (en) | 2020-08-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921696300.2U Active CN211229682U (en) | 2019-10-11 | 2019-10-11 | Stable lifting stage frame |
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| CN (1) | CN211229682U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114319952A (en) * | 2022-01-11 | 2022-04-12 | 济南民发液压机械有限公司 | Lifting rotary type stage display stand |
-
2019
- 2019-10-11 CN CN201921696300.2U patent/CN211229682U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114319952A (en) * | 2022-01-11 | 2022-04-12 | 济南民发液压机械有限公司 | Lifting rotary type stage display stand |
| CN114319952B (en) * | 2022-01-11 | 2023-11-24 | 济南民发液压机械有限公司 | Lifting rotary stage display stand |
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