CN210370063U - Double-layer double-control staggered and superposed type primary-secondary lifting stage - Google Patents

Abstract

The utility model discloses a primary and secondary lift stage of double-deck two accuse dislocation stack formula, characterized by is including the first actuating mechanism who is located the foundation ditch bottom, by the primary stage body steel structure of first actuating mechanism control, primary stage body steel structure has two steps of height, wherein high step top surface is the stage working face, be equipped with second actuating mechanism on the low step, by the secondary stage body steel structure of second actuating mechanism control, the top surface that secondary stage body steel constructs is the stage working face, and the minimum operating position of top surface and primary stage body steel structure high step top surface of secondary stage body steel structure flush. The requirements of the multi-form high-low staggered stereoscopic studio are met, the lifting height of the main studio steel structure is large, the lifting height of the sub studio steel structure is small, and the stable operation of the whole studio is guaranteed; the remote counterweight system leaves enough space for the hidden door channel; the multi-level three-dimensional stage effect with different sizes can be obtained by arranging a plurality of groups in parallel.

Description

Double-layer double-control staggered and superposed type primary-secondary lifting stage

Technical Field

The utility model relates to a lifting stage technique, especially a primary and secondary lifting stage of double-deck two accuse dislocation stack formula.

Background

With the continuous improvement of living standard, the requirement of audience on the effect of the artistic performance is higher and higher. The performance stage is an indispensable part as a performance matching set, and plays an important role in performance effect. Stages with composite type and multi-stage lifting structures are also increasingly popular. If patent publication No. CN201843368U, an aquatic lifting composite stage is composed of a support, a lifting water table driving mechanism, a lifting water table lifting mechanism, a lifting water table guiding mechanism, a lifting water table counterweight mechanism, an aquatic lifting table driving mechanism, an aquatic lifting table lifting mechanism and a waterfall mechanism. The waterfall water surface performance system has the advantages that the waterfall mechanism is combined with the lifting water platform, and the performance scene of performing on the water surface of the waterfall is realized. As patent publication No. CN106168072A, a multistage over-and-under type stage structure, including actuating mechanism, inlayer mount, the cover middle level crane and the outer follow-up frame of setting on the crane of middle level outside the inlayer mount, inlayer mount and ground relatively fixed, the crane of middle level passes through rack and pinion mechanism and is connected with the cooperation of inlayer mount, and the crane of middle level can reciprocate relative to the inlayer mount, and outer follow-up frame passes through sprocket chain mechanism and is connected with the cooperation of middle level mount, and outer follow-up frame can reciprocate relative to the crane of middle level. The design can achieve the lifting height larger than the depth of the foundation pit for the lifting stage with limited depth of the foundation pit through multi-level lifting, but simultaneously, the stability of the inner and outer layer structures is relatively poor, the number of layers is more, the number of joints is more, the shaking is easy to occur during use, the overall arrangement of the primary and secondary type structures in the prior art is relatively simple, the formed stage is basically a single stage surface, and the three-dimensional dislocation effect cannot be achieved.

Disclosure of Invention

The utility model aims at solving foretell problem, provide a double-deck two accuse dislocation stack formula primary and secondary lift stage, it has the female platform of dislocation step formula, and single can form big stage, height stage, also can arrange the characteristics that a plurality of groups formed multiple format stage effect side by side.

The above technical problem of the present invention can be solved by the following technical solutions: the utility model provides a primary and secondary lift stage of double-deck two accuse dislocation stack formula, characterized by includes the first actuating mechanism that is located the foundation ditch bottom, and the primary stage body steel structure controlled by first actuating mechanism, primary stage body steel structure has two steps of height, and wherein high step top surface is the stage working face, is equipped with second actuating mechanism on the low step, is controlled the secondary stage body steel structure by second actuating mechanism, and the top surface of secondary stage body steel structure is the stage working face, and the minimum operating position of top surface that the secondary stage body steel structure constructs and flushes with primary stage body steel structure high step top surface.

In the double-layer double-control staggered overlapping type primary-secondary lifting stage, as an optimal choice, the first driving mechanism comprises a speed reduction motor, the speed reduction motor drives a transmission shaft through chain transmission, the transmission shaft is connected with a double-output speed reducer, the double-output speed reducer is distributed to the top of a four-point jack through a tooth-type coupling in two opposite directions, and the top of the four-point jack is respectively provided with a rigid chain jack-up mechanism.

In the double-layer double-control staggered-superposition type primary-secondary lifting stage, preferably, the second driving mechanism comprises a walking jacking frame arranged on a steel structure low step of the primary stage body, a power motor is arranged in the walking jacking frame, the power motor drives a transmission shaft through a chain wheel and a chain, two ends of the transmission shaft are respectively provided with a driving gear, and the driving gear is meshed with a rack arranged on the steel structure of the primary stage body; and a guide mechanism for limiting in the vertical direction is arranged between the secondary platform body steel structure and the primary platform body steel structure.

In the aforesaid double-deck two accuse dislocation stack formula primary and secondary lift stage, as preferred, be equipped with the wedge that has the inclined rail of vertical arrangement on the walking jacking frame to and fix the bracing piece in the sub-stage body steel structure stage working face below, the bracing piece bottom be equipped with wedge inclined rail complex gyro wheel, and the upper and lower both ends of wedge inclined rail be equipped with the level respectively and set up, can hold the gyro wheel and right the gyro wheel stroke carries out spacing supporting platform.

In the foregoing double-layer double-control staggered-superposition type primary-secondary lifting stage, preferably, the power motor is installed in the primary table body steel structure low step, and the wire collecting basket is arranged at the bottom of the primary table body steel structure.

In the double-layer double-control staggered and superposed primary-secondary lifting stage, preferably, the outer sides of the driving gears at the two ends of the transmission shaft are respectively provided with a traveling wheel, and the traveling wheels are matched with a guide rail fixed in a steel-structured low step of the primary stage body.

In the double-layer double-control staggered and superposed primary and secondary lifting stage, preferably, a plurality of guide mechanisms are vertically arranged between the primary platform steel structure and the foundation pit, and each guide mechanism comprises a guide shoe fixed on the edge of the primary platform steel structure and a light rail vertically arranged in the foundation pit.

In the aforesaid double-deck two accuse dislocation stack formula primary and secondary lift stage, as preferred, female stage body steel structure width direction both sides branch are equipped with steel cable counter weight mechanism, and steel cable counter weight mechanism includes the counter weight frame leading truck fixed with the foundation ditch to and the weight box of guided way location through being equipped with on the leading truck, the weight box passes through wire rope and wire rope guide channel and is connected with female stage body steel structure.

In the double-layer double-control staggered and superposed primary and secondary lifting stage, preferably, the primary stage body steel structure and the secondary stage body steel structures arranged on the primary stage body steel structure are provided with a plurality of groups which are arranged in parallel.

In the double-layer double-control staggered and superposed primary and secondary lifting stage, preferably, guardrails or protective doors are arranged on the periphery of the working surface of the primary stage body steel-structured stage and the periphery of the working surface of the secondary stage body steel-structured stage.

Firstly, the basic structure determined by the technical scheme is as follows: based on the female stage body steel structure that has two steps of height, this kind of female stage body steel structure can parallel arrange side by side, arranges a big stage of formation according to actual need, through the independent control of first actuating mechanism and second actuating mechanism to each female stage body steel structure and each sub-stage body steel structure in this big stage, obtains the three-dimensional plane of multiple stage effect, and the change form is various moreover.

The concrete design of this scheme is guaranteeing under the safe prerequisite, adopt two kinds of drive methods, firstly, be located the first actuating mechanism of foundation ditch bottom, rigid chain jack-up mechanism is chooseed for use to first actuating mechanism, great lifting height and power have, it can lift control simultaneously to female stage body steel structure and sub-stage body steel structure, secondly arrange the second actuating mechanism on the low step, second actuating mechanism also is a sub-stage that has independent power device, what adopt is that lifting height is less relatively walking jack-up frame, under the prerequisite that obtains three-dimensional dislocation stage effect, guarantee its higher dynamic stability. The walking jacking frame is a trolley capable of moving horizontally, and is realized by mutual movement of a roller at the bottom end of a support rod and a wedge-shaped block inclined rail, a power transmission mechanism of the walking jacking frame is a chain wheel, a chain and a transmission shaft structure system, the requirements of low-speed operation and large torque are met, and gears at two ends of the transmission shaft are meshed with racks on a steel structure of a mother table body to push the walking jacking frame to move. In order to ensure the vertical movement requirement of the secondary platform body steel structure, a limiting guide mechanism in the vertical direction is arranged between the secondary platform body steel structure and the primary platform body steel structure. The stage working surface of the subsidiary stage body steel structure is flush with the top surface of the main stage body steel structure high stage when at the lowest working position, so that a large stage surface is formed.

Further, the wedge on the elevating height accessible walking jacking frame of sub-stage body steel structure and rather than the bracing piece setting that cooperates, for the stability of guaranteeing two upper and lower apex positions of sub-stage body steel structure, set up respectively at wedge inclined rail upper and lower both ends and carry out spacing supporting platform to the gyro wheel, park the process for the longer time as two endpoints. In order to reduce the occupied space of the driving device, the power motor of the sub-lifting platform is arranged in the lower step of the steel structure of the main platform body, the normal work of the chain wheel and the chain is only required to be ensured, and the wire collecting basket is arranged at the bottom of the steel structure of the main platform body, and the power leads are collected in the wire collecting basket. And further, in order to improve the operation stability of the sub-platform steel structure, the walking wheels are arranged on the outer side of the sub-platform steel structure and matched with the sub-platform steel structure to hide the light rail in the main platform steel structure.

Generally, the stage body steel constructs width direction (be stage width direction) can be direct and foundation ditch direction contact, and degree of depth direction (be along the stage degree of depth direction) owing to need obtain the difficult guiding mechanism that sets up of effect such as dislocation step, so this device carries on spacing also to arrange at stage body steel structure width direction through guiding mechanism between stage steel structure and foundation ditch to dispose steel cable counter weight mechanism specially, counter weight mechanism adopts wire rope, the assembly pulley is drawn forth, can stride across longer distance, give the inside hidden door passageway etc. of stage and give out the space.

According to the design idea of the device, a plurality of groups of platforms can be arranged in parallel according to the occupied plane space of the steel structure of the main platform body, so that the requirements of stages with different specifications are met.

Compared with the prior art, the beneficial effects of the utility model are that: the independently controlled superposed primary and secondary lifting tables meet the requirements of a multi-form high-low staggered stereoscopic performance stage along the depth direction of the stage, the lifting height of the primary table body steel structure is large, the lifting height of the secondary table body steel structure serving as an auxiliary interspersing is small, and the stable operation of the whole showing table in the performance process is ensured; the remote counterweight system reserves enough setting space for the hidden door channel on the premise of providing the running balance of the lifting platform; the multi-level three-dimensional stage effect with different sizes can be obtained by arranging a plurality of groups in parallel.

Drawings

Fig. 1 is a schematic view of the structure of the present invention.

Fig. 2 is a left side view of fig. 1.

Fig. 3 is a partially enlarged structural schematic diagram of the single steel structure in fig. 2.

FIG. 4 is a partially enlarged structural view of one end of the steel structure of the platform body in FIG. 1.

Fig. 5 is a top view of fig. 1.

Fig. 6 is an enlarged structural view of a second driving mechanism.

Fig. 7 is a schematic diagram of the arrangement structure of the power supply lead of the second driving mechanism of the present invention.

Figure 8 is a top plan view of the weight box distribution arrangement of the present invention.

Fig. 9 is a partial enlarged structural view at M of fig. 8.

Fig. 10 is a schematic view of a guiding mechanism between the mother table body steel structure and the foundation pit of the present invention.

Fig. 11 is an electrical control diagram of the first driving mechanism of the present invention.

Fig. 12 is an electrical control diagram of the second driving mechanism of the present invention.

In the figure: 1. the automatic steel-wire-pulling type steel-wire-pulling device comprises a first driving mechanism 101, a first driving mechanism A102, a first driving mechanism B2, a second driving mechanism 201, a second driving mechanism A2011, a power motor 2012, a rack 2013, a walking wheel 2014, a power wire, a wire-pulling basket.

Detailed Description

The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.

Referring to fig. 1 to 3, in the double-layer double-control staggered-superposition type primary and secondary lifting stage of the present embodiment, two primary stage body steel structures 3 are arranged in parallel as a primary stage, and a single structure is set as an example.

First actuating mechanism 1 (including first drive A101, first drive B102) fixed mounting is in the foundation ditch bottom, by the female stage body steel structure 3 of first actuating mechanism 1 control, female stage body steel structure 3 has two steps of height, wherein high step top surface is the stage working face promptly, arrange second actuating mechanism 2 (including second drive A and second drive B) on low step, by 2 control sub-stage body steel structures 4 of second actuating mechanism, the top surface of sub-stage body steel structure 4 also is the stage working face, and when the minimum operating position of top surface of sub-stage body steel structure 4 (second actuating mechanism 2 is in pristine condition promptly) flushes with 3 high step top surfaces of female stage body steel structure.

The main structure and arrangement of the first driving mechanism 1 are shown in fig. 5, and the first driving mechanism comprises a speed reducing motor, a driving chain wheel is installed at the output end of the speed reducing motor, a main chain wheel drives a transmission shaft through chain transmission, the transmission shaft is formed by connecting a plurality of short shafts through a non-telescopic universal coupling, each short shaft is fixed in a foundation pit through two auxiliary bearing seats, and a transmission installation seat is generally arranged in the foundation pit. The tail end of the transmission shaft is connected with a double-output speed reducer, the double-output speed reducer is distributed to the top of a four-point jack through a tooth-type coupler in two opposite directions (the depth direction of a table body steel structure), the top of the four-point jack is respectively provided with a rigid chain jacking mechanism 9, and a rigid chain is a finished product of a steel chain of SERAPID company in France.

The second driving mechanism 2 includes a walking jacking frame installed on the low step of the mother table body steel structure 3, a power motor 2011 is arranged in the walking jacking frame, as shown in fig. 6 and 7, the power motor 2011 drives a transmission shaft through a chain wheel and a chain, two ends of the transmission shaft are respectively provided with a driving gear, and the driving gear is meshed with a rack 2012 installed on the mother table body steel structure 3. Be equipped with the spacing guiding mechanism of vertical direction between 3 width direction both ends of sub-stage body steel construction 4 and female stage body steel construction to promote sub-stage body steel construction 4 vertical migration when guaranteeing walking jacking frame horizontal migration. The concrete way is that the walking jacking frame is provided with a wedge block which is vertically arranged and provided with an inclined rail, and a support rod which is fixed below the stage working surface of the sub-table body steel structure 4, the bottom end of the support rod is provided with a roller which is matched with the inclined rail of the wedge block, and when the walking jacking frame moves horizontally, the wedge block pushes the roller to enable the sub-table body steel structure 4 to move up and down. Further, be equipped with the supporting platform that the level set up respectively at wedge inclined rail upper and lower both ends, this platform is as the stop department of the upper and lower both ends limit position of sub-stage body steel structure 4, and supporting platform can not only hold the gyro wheel, carries on spacingly to gyro wheel stroke limit moreover. Power motor 2011 among the second actuating mechanism 2 utilizes the low step self high space of female stage body steel structure 3 to install to reduce the shared space of power motor 2011 direction of height, be equipped with one in the bottom of female stage body steel structure 3 and receive line basket 2015, receive and release power wire 2014 of power motor 2011. Still further, the driving gear outsides at the two ends of the transmission shaft are respectively provided with a walking wheel 2013, and the walking wheels 2013 are matched with a channel steel type guide rail fixed in a low step of the mother table body steel structure 3.

Two guide mechanisms which are vertically arranged are respectively arranged between two ends of the steel structure 3 of the main platform body in the width direction and the foundation pit, each guide mechanism comprises a guide shoe 12 fixed on the edge of the steel structure of the main platform body, and as shown in figure 10, a light rail 14 matched with the guide shoe is vertically arranged in the foundation pit.

The arrangement of the steel rope counterweight mechanisms is shown in figures 8 and 9, two pairs of steel rope counterweight mechanisms are respectively arranged on two sides of each mother platform body steel structure 3 in the width direction, each steel rope counterweight mechanism comprises a counterweight box 10 fixed on a counterweight frame guide frame 5 together with a foundation pit and positioned through a guide rail arranged on the guide frame, the guide rail at the position is designed in a mode that a counterweight pulley 16 with a groove in the wheel diameter and a guide rail 15 matched with the groove are adopted, and the lateral limiting effect is also achieved. The weight box 10 is connected with the bottom of the mother platform body steel structure 3 through a steel wire rope 7, a pulley block and a steel wire rope guide channel 13.

In addition, in order to ensure the safety of the stage in daily state, the vacancy of the floor slab preformed holes at the two ends of the steel structure 3 of the mother platform body in the width direction, namely an actor channel, must be filled in a safety platform, such as a floor slab preformed hollow protection plate 8 shown in fig. 5; and the periphery of the stage working surface of the primary stage body steel structure 3 and the periphery of the stage working surface of the secondary stage body steel structure 4 are provided with a guardrail 6, a protective door 11 and the like, which are shown in figures 3 and 4.

Fig. 11 is an electrical control diagram for controlling a first driving mechanism 1 of a main table body steel structure 3, fig. 12 is an electrical control diagram for controlling a second driving mechanism 2 of a sub table body steel structure 4, the embodiment adopts a conventional technical circuit, the main table body steel structure and the sub table body steel structure are both independently controlled, a frequency converter of the first driving mechanism 1 selects an ATV71 and is provided with a communication card slot, a single motor is 22KW, a braking limit point is provided with an upper limit and a lower limit, and an upper speed reduction, a lower speed reduction and a braking feedback are arranged in the driving process; the motor of the second driving mechanism 2 is 2.2KW, the walking jacking frame can move forward and backward through positive and negative rotation, and a motor band-type brake rectifying block is arranged, and the safety protection means comprises two limit point safety protection means of fast braking and slow braking; the position of two poles more than, lower is the conventional station of using for the sub-stage body steel structure 4 generally, can fix a position the use to 3 high arbitrary points in of main stage body steel structure, realizes the required stage effect of director through multiple altitude mixture control.

The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limit, if mother's stage body steel constructs 3 and is equipped with son stage body steel structure 4 on it and is equipped with three group or more than three group of parallel arrangement, any right the utility model discloses a structure etc. after the simple transform all belong to the protection scope of the utility model.

Claims (10)

1. The utility model provides a primary and secondary lift stage of double-deck two accuse dislocation stack formula, characterized by includes first actuating mechanism (1) that is located the foundation ditch bottom, and the primary stage body steel structure (3) by first actuating mechanism control, primary stage body steel structure has two steps of height, and wherein high step top surface is the stage working face, is equipped with second actuating mechanism (2) on the low step, is controlled secondary stage body steel structure (4) by second actuating mechanism, and the top surface that secondary stage body steel constructs is the stage working face, and the minimum operating position of top surface that secondary stage body steel constructs flushes with primary stage body steel structure high step top surface.

2. The double-layer double-control staggered and overlapped composite type primary-secondary lifting stage as claimed in claim 1, wherein the first driving mechanism (1) comprises a speed reduction motor, the speed reduction motor drives a transmission shaft through chain transmission, the transmission shaft is connected with a double-output speed reducer, the double-output speed reducer is distributed to four-point lifting top portions in two opposite directions through a tooth type coupling, and the four-point lifting top portions are respectively provided with a rigid chain lifting mechanism.

3. The double-layer double-control staggered overlapping type subsidiary-subsidiary lifting stage as claimed in claim 1, wherein the second driving mechanism (2) comprises a walking jacking frame mounted on a low step of the main stage body steel structure (3), a power motor (2011) is arranged in the walking jacking frame, the power motor drives a transmission shaft through a chain wheel and a chain, two ends of the transmission shaft are respectively provided with a driving gear, and the driving gear is meshed with a rack (2012) mounted on the main stage body steel structure (3); a guide mechanism for limiting in the vertical direction is arranged between the subsidiary table body steel structure (4) and the main table body steel structure (3).

4. The double-layer double-control staggered and overlapped primary and secondary lifting stage as claimed in claim 3, wherein the walking jacking frame is provided with a wedge block vertically arranged with a ramp, and a support rod fixed below the stage working surface of the secondary stage body steel structure (4), the bottom end of the support rod is provided with a roller matched with the wedge block ramp, and the upper and lower ends of the wedge block ramp are respectively provided with a horizontally arranged support platform capable of accommodating the roller and limiting the stroke of the roller.

5. The double-layer double-control staggered superposed primary and secondary lifting stage as claimed in claim 3 or 4, wherein the power motor (2011) is installed in a low step of the primary table body steel structure (3), and a wire collecting basket (2015) is arranged at the bottom of the primary table body steel structure (3).

6. The double-layer double-control staggered overlapping type primary and secondary lifting stage as claimed in claim 3 or 4, wherein traveling wheels (2013) are further respectively arranged on the outer sides of the driving gears at the two ends of the transmission shaft, and the traveling wheels are matched with guide rails fixed in the low steps of the steel structure (3) of the primary stage body.

7. The double-layer double-control staggered superposed type subsidiary and main lifting stage as claimed in claim 1, 2, 3 or 4, wherein a plurality of vertically arranged guide mechanisms are arranged between the main platform body steel structure (3) and the foundation pit, each guide mechanism comprises a guide shoe (12) fixed on the edge of the main platform body steel structure and a light rail (14) vertically arranged in the foundation pit.

8. The double-layer double-control staggered superposed type primary and secondary lifting stage as claimed in claim 1, wherein steel rope counterweight mechanisms are respectively arranged on two sides of the width direction of the primary stage body steel structure (3), each steel rope counterweight mechanism comprises a counterweight frame guide frame (5) fixed with the foundation pit, and a counterweight box (10) positioned by guide rails arranged on the guide frames, and the counterweight box is connected with the primary stage body steel structure through a steel wire rope (7) and a steel wire rope guide channel (13).

9. The double-layer double-control staggered superposed primary and secondary lifting stage as claimed in claim 1, wherein the primary stage body steel structure (3) and the secondary stage body steel structures (4) equipped thereon are provided with a plurality of groups arranged in parallel.

10. The double-layer double-control staggered overlapping type primary and secondary lifting stage as claimed in claim 1, 2, 3, 4, 8 or 9, wherein guardrails (6) or protective doors (11) are arranged on the periphery of the stage working surface of the primary stage body steel structure (3) and the periphery of the stage working surface of the secondary stage body steel structure (4).

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