CN215055791U

CN215055791U - Lifting type water stage

Info

Publication number: CN215055791U
Application number: CN202120339923.5U
Authority: CN
Inventors: 萧强; 严婷婷
Original assignee: Beijing Oriental Stage Technology Co ltd
Current assignee: Beijing Oriental Stage Technology Co ltd
Priority date: 2021-02-05
Filing date: 2021-02-05
Publication date: 2021-12-07
Anticipated expiration: 2031-02-05

Abstract

The utility model discloses an over-and-under type stage on water, including frame construction's stage body and a plurality of flotation pontoons of setting under the stage body, elevating system includes the motor, the motor passes through drive mechanism and is connected with a plurality of sprocket mechanism, sprocket mechanism all includes a drive sprocket and a driven sprocket, drive sprocket and driven sprocket on be equipped with closed chain, respectively be equipped with a chain on the straightway of closed chain both sides and draw the piece, two chains draw and all be connected with the stay cord on the piece, the other end of stay cord is respectively through directive wheel and the basic base fixed connection of setting in the stage body below. The utility model provides a prior art's over-and-under type water stage application scope little, the problem that can't use in open or deep water waters such as big surface of water has expanded over-and-under type water stage's application scope greatly.

Description

Lifting type water stage

Technical Field

The utility model relates to a stage equipment technical field especially relates to an over-and-under type stage on water.

Background

With the rapid development of modern performance arts, the demands on performance places and performance equipment are higher and higher, and the pursuit of novel and high-tech visual enjoyment is higher and higher, and in this background, water elements are introduced into stages more and more, and water stages are produced accordingly. However, in the prior art, the above-water stage usually needs to be provided with a foundation pit (pool), and a lifting device is arranged by relying on the pit wall (pool wall) of the foundation pit for integrally lifting or lowering the stage body arranged in the foundation pit, but the above-water stage with the structure is only suitable for occasions with small water surfaces, has a small application range, and cannot be used in open or deep water areas such as large water surfaces. The disclosure date is 2014, 10.8.8.A Chinese patent document with the publication number of CN203867233U discloses an underwater lifting stage for a shallow foundation pit, which comprises a deck plate, a deck steel frame, steel wire ropes, guide shoes, guide rails, pulley components, 2 steel wire rope winches and steel wire rope adjusting components, wherein the deck plate is fixed on the deck steel frame through stainless steel bolts, four corners of the deck steel frame are fixedly provided with one steel wire rope adjusting component, the steel wire ropes and the pulley components are respectively provided with 4 groups, one end of each group of steel wire ropes is connected with one steel wire rope adjusting component, and the other end of each group of steel wire ropes is connected with the steel wire rope winches arranged outside the shallow foundation pit after passing through one group of the pulley components; the 2 steel wire rope winches are respectively installed outside two sides of the shallow foundation pit, and the guide shoes are correspondingly installed on the side edge of the table top steel frame and the inner side wall surface of the shallow foundation pit. However, since the elevating mechanism for the stage is required to be lifted by the wall of the water tank, it cannot be used in open or deep water areas such as large water surfaces lacking the wall of the water tank.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving prior art's lifting stage on water application scope little, the problem that can't use in open or deep water waters such as the big surface of water provides an over-and-under type water stage, can use in open or deep water waters such as the big surface of water, has expanded over-and-under type water stage's application scope greatly.

The utility model adopts the technical proposal that the lifting type water stage comprises a platform body with a frame structure and a plurality of buoys arranged under the platform body, wherein the top of the platform body forms a platform frame, the periphery of the platform body is provided with a limiting mechanism, the platform body is internally provided with a lifting mechanism of the platform body, the lifting mechanism comprises a motor, the motor is connected with a plurality of chain wheel mechanisms through a transmission mechanism, each chain wheel mechanism comprises a driving chain wheel and a driven chain wheel, the driving chain wheel and the driven chain wheel are provided with a closed chain, the straight line segments at two sides of the closed chain are respectively provided with a chain pulling block, the two chain pulling blocks are respectively connected with a stay cord, the other end of the stay cord is fixedly connected with a basic base arranged below the platform body through a steering wheel, when the motor rotates, the straight line segments at two sides of the closed chain are driven by the driving chain wheel to reversely move, the closing chain pulls or loosens the pull rope through the chain pull block to enable the table body to descend or ascend. The lifting type water stage of the utility model is provided with a plurality of buoys under the stage body, the stage floats on the level by utilizing the buoyancy of the buoys, no other lifting power is needed, and the limiting mechanisms around the stage body are only used for limiting the transverse movement of the stage, so that the stage is fixed at a certain position in the water; the main function of the lifting mechanism arranged in the stage body is to enable the stage to descend (sink), the stage descends by adopting a motor to drive a chain wheel mechanism through a transmission mechanism, and the chain wheel mechanism overcomes the buoyancy of a buoy through tensioning a pull rope fixed on a basic base below the stage, so that the descending of the stage body is realized. The foundation base can be a foundation pile arranged at the bottom of the water, and the weight fixing pull rope can be used when the foundation pile is difficult to arrange in deep water, so that the method is simple and feasible. When the stage needs to ascend, the motor only needs to rotate reversely, the chain wheel mechanism loosens the pull rope fixed on the base below the stage, and the stage can ascend under the action of buoyancy of the buoy. Thus, the utility model provides a prior art's over-and-under type water stage application scope little, can't be in the problem that opens such as big surface of water or deep water waters used, expanded over-and-under type water stage's application scope greatly.

Preferably, the limiting mechanism comprises a plurality of positioning columns arranged on the periphery of the table body, a guide rail is arranged on one side of each positioning column facing the table body, the cross section of each guide rail is T-shaped, a guide shoe with a U-shaped cross section is arranged at the position, corresponding to the guide rail, on the periphery of the table body, and the table body is slidably positioned on the guide rail through the guide shoe. The guide shoes on the periphery of the platform body are matched with the guide rails on the positioning columns and used for transversely positioning the overwater stage, so that the stage can only ascend and descend along the guide rails without transverse displacement.

Preferably, the motor is connected with the four chain wheel mechanisms through the transmission mechanism, the closed chain straight-line segments on the chain wheel mechanisms are horizontally arranged and are parallel to each other, the closed chains on the adjacent chain wheel mechanisms are arranged in a staggered mode, and the two steering wheels connected with the pull ropes on the chain wheel mechanisms are respectively close to the driving chain wheel and the driven chain wheel and are located above the base. The utility model discloses fall into the output power of a motor four ways, be connected with four chain wheel mechanisms respectively, and be equipped with eight stay cords on four chain wheel mechanisms, can with eight basic bases, can simplify the drive structure like this, ensure simultaneously that the lift of each stay cord point is unanimous to guarantee that the lift of stage each department is unanimous.

Preferably, the motor is connected with a speed reducer, two output ends of the speed reducer are respectively connected with one end of a longitudinal shaft, the other end of the longitudinal shaft is connected with a gear transmission box, two output ends of the gear transmission box are respectively connected with one end of a transverse shaft, and the other end of the transverse shaft is connected with a driving sprocket in the sprocket mechanism. The power is transmitted through the longitudinal shaft and the transverse shaft, so that the positions of all pull rope points can be dispersed, the balanced stress at each position of the stage is ensured, and the stage is lifted in a balanced manner.

Preferably, the longitudinal shaft is of a two-section structure, the two sections of the longitudinal shaft are connected through the adapter table, the adapter table is fixed on the lower side face of the table frame, and universal joints are arranged among the longitudinal shaft, the adapter table, the gear box and the speed reducer. The cross shaft is of a two-section structure, and the two sections of the cross shaft are connected through a universal joint. Because the stage is large, the table top frame may deform in the actual use process to influence the normal rotation of the longitudinal shaft and the transverse shaft, so that the normal work of the lifting mechanism is influenced. The utility model discloses a axis of ordinates and cross axle all adopt multisection structure and connect through the universal joint, even if like this the mesa frame appears warping in the in-service use process, can not influence the normal rotation of axis of ordinates and cross axle yet to ensure elevating system's normal work.

Preferably, the steering wheel and the driving sprocket or the driven sprocket are arranged on a wheel carrier, and the wheel carrier is fixed on the lower side surface of the table frame.

Preferably, the closed chain is a plate-type chain, the steering wheel is a chain wheel, the pull rope is the same as the closed chain in structure, a connector is arranged at one end, close to the base, of the pull rope, one end of the connector is connected with the pull rope, and the other end of the connector is connected with the base through a connecting rope. The steering wheel adopts a chain wheel, and the pull rope adopts a chain which is the same as the closed chain, so that the tissue production is convenient; and the stay cord (chain) is connected with the basic base through the connector and the connecting rope, so that the uneven stress easily caused by the fact that the plate-type chain is directly connected with the basic base can be avoided.

Preferably, the table top frame is rectangular, the length of the table top frame is 20-28 meters, the width of the table top frame is 12-20 meters, the number of the motors is 2-4, the motors are uniformly arranged below the table top frame, and the buoys are fixed in gaps below the table top frame.

The utility model has the advantages that: it has solved prior art's problem that the overwater stage application scope is little effectively, can't use in wide or deep water waters such as big surface of water, the utility model discloses an over-and-under type stage on water can use in wide or deep water waters such as big surface of water, has expanded the application scope of over-and-under type stage on water greatly, has very high practical value.

Drawings

Fig. 1 is a schematic structural view of the lifting type water stage body of the present invention;

FIG. 2 is a top view of the lift type water stage of the present invention;

FIG. 3 is a left side view of FIG. 1;

fig. 4 is a schematic perspective view of the elevating water stage body of the present invention;

fig. 5 is a top view of the lifting type water stage lifting mechanism of the present invention;

fig. 6 is a lifting schematic diagram of the lifting type water stage lifting mechanism of the utility model;

FIG. 7 is an enlarged view of a portion of FIG. 4 at A;

fig. 8 is a partially enlarged view at B in fig. 4.

In the figure: 1. the automatic transmission device comprises a table body, 2 parts of a table top frame, 3 parts of a motor, 4 parts of a driving chain wheel, 5 parts of a driven chain wheel, 6 parts of a closed chain, 7 parts of a chain pulling block, 8 parts of a pulling rope, 9 parts of a steering wheel, 10 parts of a basic base, 11 parts of a positioning column, 12 parts of a guide rail, 13 parts of a guide shoe, 14 parts of a speed reducer, 15 parts of a longitudinal shaft, 16 parts of a gear transmission box, 17 parts of a transverse shaft, 18 parts of an adapter table, 19 parts of a universal joint, 20 parts of a wheel frame, 21 parts of a connector and 22 parts of a connecting rope.

Detailed Description

The following provides a further description of embodiments of the present invention with reference to the accompanying drawings.

Example 1

In embodiment 1 as shown in fig. 1, fig. 2 and fig. 3, the elevating water stage comprises a platform body with a frame structure and a plurality of buoys (not shown in the figure) arranged under the platform body 1, wherein the buoyancy of the buoys is used as the elevating power of the elevating water stage to ensure that the stage can float on the water surface for a long time under normal load conditions. The top of the frame type table body forms a table frame 2 for laying a stage table, the table frame is rectangular, the length of the table frame is 24 meters, the width of the table frame is 16 meters, and the buoy is fixed in a gap below the table frame. The platform body is equipped with stop gear all around, and the stop gear of this embodiment is including setting up 8 reference columns 11 in the platform body front and back both sides, the reference column be equipped with guide rail 12 on the side towards the platform body, the cross section of guide rail is the T font, the peripheral position that corresponds with the guide rail of platform body is equipped with two cross sections and personally submits the boots 13 (see figure 8) of leading of U-shaped from top to bottom, the platform body passes through to lead boots slidable ground location on the guide rail, wherein the boots that lead of U-shaped can prevent stage longitudinal or lateral shifting. A lifting mechanism of the table body is arranged in the frame structure of the table body, the lifting mechanism comprises a motor 3, the motor is connected with four chain wheel mechanisms through a transmission mechanism, the chain wheel mechanisms comprise a driving chain wheel 4 and a driven chain wheel 5 (see figure 6), the driving chain wheel and the driven chain wheel are provided with closed chains 6, the closed chain straight-line segments on the chain wheel mechanisms are horizontally arranged and are parallel to each other, the closed chains on the adjacent chain wheel mechanisms are arranged in a staggered way, the straight line sections at the two sides of the closed chain are respectively provided with a chain pulling block 7, the two chain pulling blocks are both connected with a pulling rope 8, the other end of the pull rope is fixedly connected with a base 10 arranged below the table body through a steering wheel 9, and the two steering wheels are respectively close to the driving chain wheel and the driven chain wheel and are arranged above the base. The steering wheel and the driving chain wheel or the driven chain wheel are arranged on the wheel frame 20, and the wheel frame is fixed on the lower side surface of the table frame. When the motor rotates, the drive sprocket drives the straight line sections at the two sides of the closed chain to move reversely, and the closed chain pulls or releases the pull rope through the chain pull block to enable the table body to descend or ascend.

The closed chain of this embodiment is board-like chain, the directive wheel be the sprocket, the stay cord structure the same with closed chain (be the board-like chain with the model), the stay cord is close to basic base's one end and is equipped with connector 21, the one end and the stay cord of connector are connected, and the other end of connector is connected with basic base through a connection rope 22.

The number of the motors is 3, the motors are uniformly arranged in the table body below the table frame (see figure 4), and the three motors are controlled by the same controller and work synchronously; each motor is connected with four chain wheel mechanisms (see figure 5); all be connected with reduction gear 14 on the motor, two output of reduction gear are connected with the one end of a axis of ordinates 15 respectively, and gear drive case 16 is all connected to the other end of axis of ordinates, two output of gear drive case are connected with the one end of a cross axle 17 respectively, the other end of cross axle is connected with the driving sprocket among the sprocket mechanism. The longitudinal axis is of a two-section structure, the two sections of the longitudinal axis are connected through a transfer table 18, the transfer table is fixed on the lower side face of the table frame, and universal joints 19 (see fig. 7) are arranged among the longitudinal axis, the transfer table, the gear box and the speed reducer. The cross shaft is of a two-section structure, and the two sections of the cross shaft are connected through a universal joint. The utility model discloses a lifting speed is 0.002 meter per second to 0.2 meter per second, and dynamic load is 250 kilograms per square meter, and static load is 500 kilograms per square meter.

The utility model discloses a space under the stage body of the lifting type water stage is fixed with a plurality of buoys, the stage floats on the level by utilizing the buoyancy of the buoys, no other lifting power is needed, and the limiting mechanisms around the stage body are only used for limiting the transverse movement of the stage, so that the stage is fixed at a certain position in the water; the main function of the lifting mechanism arranged in the stage body is to enable the stage to descend (sink), the stage descends by adopting a motor to drive a chain wheel mechanism through a transmission mechanism, and the chain wheel mechanism overcomes the buoyancy of a buoy through tensioning a pull rope fixed on a basic base below the stage, so that the descending of the stage body is realized. When the stage needs to ascend, the motor only needs to rotate reversely, the chain wheel mechanism loosens the pull rope fixed on the base below the stage, and the stage can ascend under the action of buoyancy of the buoy. Thus, the utility model provides a prior art's over-and-under type water stage application scope little, can't be in the problem that opens such as big surface of water or deep water waters used, expanded over-and-under type water stage's application scope greatly.

In addition to the above embodiments, the technical features or technical data of the present invention can be selected and combined again within the scope disclosed in the claims and the specification of the present invention to constitute new embodiments, which can be realized by those skilled in the art without creative efforts, and therefore, the embodiments of the present invention not described in detail should be regarded as specific embodiments of the present invention and within the protection scope of the present invention.

Claims

1. A lifting type water stage comprises a platform body with a frame structure and a plurality of buoys arranged below the platform body, and is characterized in that the top of the platform body (1) forms a platform frame (2), limiting mechanisms are arranged around the platform body, a lifting mechanism of the platform body is arranged in the platform body, the lifting mechanism comprises a motor (3) which is connected with a plurality of chain wheel mechanisms through a transmission mechanism, each chain wheel mechanism comprises a driving chain wheel (4) and a driven chain wheel (5), a closed chain (6) is arranged on the driving chain wheel and the driven chain wheel, chain pull blocks (7) are respectively arranged on the linear segments on two sides of the closed chain, pull ropes (8) are connected on the two chain pull blocks, the other ends of the pull ropes are respectively fixedly connected with a base (10) arranged below the platform body through steering wheels (9), and the linear segments on two sides of the closed chain are driven to move reversely through the driving chain wheels when the motor rotates, the closing chain pulls or loosens the pull rope through the chain pull block to enable the table body to descend or ascend.

2. The elevating water stage as set forth in claim 1, wherein the limiting mechanism comprises a plurality of positioning posts (11) disposed around the stage, a guide rail (12) having a T-shaped cross section is disposed on a side of the positioning posts facing the stage, a guide shoe (13) having a U-shaped cross section is disposed at a position corresponding to the guide rail on the periphery of the stage, and the stage is slidably positioned on the guide rail through the guide shoe.

3. The elevating water stage as set forth in claim 1, wherein the motors are connected to four chain wheel mechanisms through transmission mechanisms, the straight closed chain sections of the chain wheel mechanisms are horizontally arranged and the straight closed chain sections of the four chain wheel mechanisms are parallel to each other, the closed chains of the adjacent chain wheel mechanisms are arranged in a staggered manner, and two steering wheels connected to the pulling rope of the chain wheel mechanisms are respectively arranged near the driving chain wheel and the driven chain wheel and above the base.

4. An elevating water stage as set forth in claim 3 wherein the motor is connected to a speed reducer (14) having two outputs connected to one end of a longitudinal shaft (15) and the other end of the longitudinal shaft is connected to a gear box (16), the two outputs of the gear box are connected to one end of a transverse shaft (17) and the other end of the transverse shaft is connected to a drive sprocket of the sprocket mechanism.

5. The elevating water stage as set forth in claim 4, wherein the longitudinal shaft is of a two-section structure, the two sections of the longitudinal shaft are connected by a transfer table (18), the transfer table is fixed on the lower side of the stage frame, and universal joints (19) are provided between the longitudinal shaft and the transfer table, the gear box and the reducer.

6. The elevating water stage as set forth in claim 4, wherein the cross shaft is of a two-section structure, and the two cross shafts are connected by a universal joint.

7. An elevating water stage as set forth in claim 3 wherein the steering wheel and the drive or driven sprocket are mounted on a wheel frame (20) secured to the underside of the deck frame.

8. An elevating water stage as set forth in claim 1 wherein the closing chain is a plate chain, the steering wheel is a sprocket wheel, the pull rope is of the same construction as the closing chain, a connector (21) is provided at an end of the pull rope adjacent to the base, one end of the connector is connected to the pull rope, and the other end of the connector is connected to the base by a connecting rope (22).

9. An elevating water stage as claimed in any one of claims 1 to 8, wherein the platform frame is rectangular, has a length of 20 to 28 m and a width of 12 to 20 m, and has 3 to 5 motors uniformly arranged under the platform frame, and the pontoons are fixed in the gaps under the platform frame.