An arch-shaped net rack operation device and construction method

Abstract

The application relates to the technical field of building structure installation, and discloses an arched net rack operation device and a construction method, which comprise a central column; a steering part comprises an annular track, the annular track is arranged at the bottom of the central column, the central column is located at the central position of the annular track, a rotating platform is in sliding contact with the annular track, the central column penetrates through the rotating platform, the rotating platform rotates around the central column, the top of the rotating platform is provided with an arched track, the top of the central column penetrates through the arched track, and the arched track rotates around the central column; one manned platform is arranged on each side of the arched track, and the manned platform comprises an upper adjusting platform, the bottom of the upper adjusting platform is hingedly provided with a lower sliding platform, and the lower sliding platform is in sliding contact with the arched track. The application can improve the installation efficiency and improve the safety and comfort of the workers during work.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of building structure installation, in particular to an arch-shaped net rack operation device and a construction method. BACKGROUND

[0002] In the construction of a large-scale hemispherical steel net rack structure, in the construction scheme of the installation method of using and installing a starting frame, assembling a 1-ball multi-rod small unit on the ground, and connecting in the air, in the installation process of the 1-ball multi-rod small unit, as the installation height increases, the installation workers work in the air with safety belts, and there is no installation platform, so the danger coefficient is high and the difficulty is great. SUMMARY

[0003] The purpose of the present application is to provide an arch-shaped net rack operation device and a construction method to solve the problems existing in the prior art.

[0004] To achieve the above-mentioned purpose, the present application provides the following scheme: the present application provides an arch-shaped net rack operation device, which comprises:

[0005] a center column;

[0006] a turning part, the turning part comprises a ring-shaped track, the ring-shaped track is arranged at the bottom of the center column, and the center column is located at the center position of the ring-shaped track, a rotating platform is in sliding contact with the ring-shaped track, the center column penetrates the rotating platform, and the rotating platform rotates around the center column, the top of the rotating platform is provided with an arch-shaped track, the top of the center column penetrates the arch-shaped track, and the arch-shaped track rotates around the center column;

[0007] a manned platform, one of the manned platforms is arranged on each side of the arch-shaped track, and the manned platform comprises an upper adjusting platform, a lower sliding platform is hingedly arranged at the bottom of the upper adjusting platform, and the lower sliding platform is in sliding contact with the arch-shaped track.

[0008] Preferably, the center column comprises a top connecting column unit, a supporting column unit and a bottom fixed column unit; the top connecting column unit penetrates the arch-shaped track, and the arch-shaped track rotates around the top connecting column unit; the bottom of the top connecting column unit is connected to the top of the supporting column unit by bolts; the bottom of the supporting column unit is connected to the top of the bottom fixed column unit by bolts; and the rotating platform rotates around the bottom fixed column unit.

[0009] Preferably, the top connecting column unit comprises a top hollow circular tube, a top flange is fixedly connected to the outer wall of the bottom of the top hollow circular tube, the top hollow circular tube penetrates the arch-shaped track, and the top hollow circular tube is fixedly connected to the top of the supporting column unit through the top flange.

[0010] Preferably, the support column unit comprises a plurality of support hollow pipes, support flanges are fixed on the top and bottom outer walls of the support hollow pipes, the support flanges of the support hollow pipes are sequentially connected by bolts, the support flange on the uppermost support hollow pipe is connected to the top flange by a bolt, and the support flange on the lowermost support hollow pipe is fixed to the bottom fixed column unit.

[0011] Preferably, the bottom fixed column unit comprises a bottom hollow pipe, a small flange is fixed on the top outer wall of the bottom hollow pipe, the small flange is connected to the support flange on the lowermost support hollow pipe by a bolt, a large flange is fixed on the bottom outer wall of the bottom hollow pipe, and the large flange is fixed to the ground by a bolt.

[0012] Preferably, the rotating platform comprises two rotating members, the two rotating members are arranged on the two sides of the center column and rotate around the center column, the rotating member comprises a rotating trolley and a connecting platform, and the rotating trolley is fixed to one end of the connecting platform.

[0013] The other end of the connecting platform is fixed with a column connecting plate, and the two column connecting plates on the two connecting platforms are connected by bolts.

[0014] The rotating trolley comprises a trolley frame, front and rear axles are rotatably connected to the bottom of the trolley frame, wheels are fixed to the two ends of the front and rear axles, a motor is fixed to the top of the trolley frame, a reducer is drivingly connected to the output end of the motor, a small sprocket is fixed to the output end of the reducer, a large sprocket is fixed to one end of the rear axle, and a chain is sleeved on the large sprocket and the small sprocket.

[0015] Preferably, the arched track comprises two tracks symmetrically arranged about the center column, the track comprises a top connecting arch unit, a plurality of middle guiding arch units and a bottom connecting arch unit, the top connecting arch unit, the middle guiding arch unit and the bottom connecting arch unit are provided with two outer pipes and an inner pipe, the two outer pipes and the inner pipe are arranged in a triangular shape, the two outer pipes are located outside the inner pipe, connecting rods are fixedly connected between the two outer pipes and between the outer pipes and the inner pipe, a guide wheel is rotatably connected to the middle of the connecting rod between the two outer pipes, one end of the outer pipe and the inner pipe of the top connecting arch unit is fixedly connected with a top column connecting plate, the two top connecting arch units are fixedly connected through the two top column connecting plates, and the two top column connecting plates rotate around the center column, the two outer pipes of the top connecting arch unit and the top column connecting plate are fixedly connected through the connecting rod, and the top connecting arch unit, the plurality of middle guiding arch units and the bottom connecting arch unit are connected through bolts.

[0016] Preferably, the upper adjusting platform comprises a platform shell, one side of the top surface of the platform shell is fixedly connected with a manual winch device at both ends, the other side of the bottom surface of the platform shell is hingedly connected with one side of the top surface of the lower sliding platform through platform connecting pins, the bottom surface of the platform shell located below the manual winch device is provided as an inclined surface, the inclined surface is rotatably connected with a rope guide wheel at both sides, the bottom surface of the platform shell is hingedly connected with the other side of the top surface of the lower sliding platform through a two-link structure, one end of a rope body is fixedly connected with the leading end of the manual winch device, and the other end of the rope body is fixedly connected with a connecting rod pin of the two-link structure after passing around the rope guide wheel.

[0017] Preferably, the lower sliding platform comprises a platform connecting frame, one side of the hinged end of the platform connecting frame is fixedly connected with a rope traction plate, one end of a traction rope fixedly connected with the rope traction plate, the other end of the traction rope is fixedly connected with the output end of a winch, and the winch is fixedly connected on the connecting platform, the bottom surface of the platform connecting frame is fixedly connected with a track pulley fixed support at four corners, the track pulley fixed support is rotatably connected with an upper track pulley through a long pin shaft, and the track pulley fixed support is rotatably connected with a lower track pulley through a short pin shaft, and the outer pipe is located between the upper track pulley and the lower track pulley.

[0018] A construction method of an arched net rack operation device, comprising the following steps:

[0019] Assembling the arched net rack operation device;

[0020] Adjusting the manned platform to the bottom of the arched track, after the staff enters the manned platform, starting the winch on the rotating platform, and the traction rope pulls the manned platform to rise along the arched track to the operation position;

[0021] The staff rotates the manual winch device during the process of lifting the manned platform, and pulls the two connecting rod structures through the winch body to keep the manned platform horizontal;

[0022] When the left and right horizontal positions need to be adjusted for installation work, the motor on the rotating platform is started, the motor transmits power to the large chain wheel at the output end of the speed reducer through the speed reducer, the large chain wheel drives the small chain wheel through the chain, so that the rotating platform and the arch-shaped track rotate around the center column to the working position.

[0023] The present application has the following technical effects: by adjusting the working position of the manned platform and the rotating platform, the installation range in space can be expanded, multiple positions can be installed within a certain time after quickly reaching the installation position, compared with the prior art, the installation efficiency can be improved, and the safety and comfort of the staff during work can be improved. BRIEF DESCRIPTION OF DRAWINGS

[0024] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed in the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0025] Figure 1 It is a schematic diagram of the overall structure of the present application;

[0026] Figure 2 It is a schematic diagram of the structure of the arch-shaped track in the present application;

[0027] Figure 3 It is a schematic diagram of the structure of the top connecting arch unit in the present application;

[0028] Figure 4 It is a schematic diagram of the structure of the middle guiding arch unit in the present application;

[0029] Figure 5 It is a schematic diagram of the structure of the manned platform in the present application;

[0030] Figure 6 It is a schematic diagram of the structure of the center column in the present application;

[0031] Figure 7 It is a schematic diagram of the structure of the top connecting column unit in the present application;

[0032] Figure 8 It is a schematic diagram of the structure of the supporting column unit in the present application;

[0033] Figure 9 It is a schematic diagram of the structure of the bottom fixed column unit in the present application;

[0034] Figure 10 Structure diagram of the rotating platform in the application;

[0035] 1, arch track; 11, top connecting arch unit; 12, middle guiding arch unit; 13, bottom connecting arch unit; 2, manned platform; 21, upper adjusting platform; 211, platform shell; 212, manual winch device; 213, winch rope body; 214, winch rope guide wheel; 215, two connecting rod structures; 216, connecting rod pin shaft; 217, platform connecting pin shaft; 22, lower sliding platform; 221, platform connecting frame; 222, upper track pulley; 223, lower track pulley; 224, long pin shaft; 225, short pin shaft; 3, center column; 31, top connecting column unit; 32, supporting column unit; 33, bottom fixed column unit; 4, rotating platform; 41, rotating trolley; 411, trolley frame; 412, trolley wheel; 413, rear trolley axle; 414, front trolley axle; 415, motor; 416, speed reducer; 417, small chain wheel; 418, chain; 419, large chain wheel; 42, connecting platform; 43, winch; 44, traction rope; 5, ring track. DETAILED DESCRIPTION

[0036] The technical solutions in the embodiments of the application will be clearly and completely described below with reference to the drawings in the embodiments of the application. Obviously, the described embodiments are only part of the embodiments of the application, rather than all the embodiments of the application. Based on the embodiments in the application, all other embodiments obtained by a person of ordinary skill in the art without creative work fall within the protection scope of the application.

[0037] In order to make the above object, characteristics and advantages of the application more obvious and easy to understand, the application will be further described in detail below with reference to the drawings and specific embodiments.

[0038] Reference Figures 1-10 The application provides an arch net rack operation device, which comprises:

[0039] a center column 3;

[0040] a turning part, the turning part comprising a ring track 5, the ring track 5 being arranged at the bottom of the center column 3, the center column 3 being located at the center position of the ring track 5, the rotating platform 4 being in sliding contact with the ring track 5, the center column 3 penetrating the rotating platform 4, and the rotating platform 4 rotating around the center column 3, the top of the rotating platform 4 being provided with the arch track 1, the top of the center column 3 penetrating the arch track 1, and the arch track 1 rotating around the center column 3;

[0041] The human-carrying platform 2 is provided with one human-carrying platform 2 on each side of the arc-shaped track 1, and the human-carrying platform 2 comprises an upper adjusting platform 21, and the bottom of the upper adjusting platform 21 is hingedly provided with a lower sliding platform 22, and the lower sliding platform 22 is in sliding contact with the arc-shaped track 1.

[0042] By adjusting the working positions of the human-carrying platform 2 and the rotating platform 4, the installation range in the space can be expanded, the installation position can be quickly reached, and multiple positions can be installed within a certain time, thereby improving the installation efficiency and the safety and comfort of the workers during operation.

[0043] Further optimization, the center column 3 comprises a top connecting column unit 31, a supporting column unit 32 and a bottom fixed column unit 33; the top connecting column unit 31 penetrates the arc-shaped track 1, and the arc-shaped track 1 rotates around the top connecting column unit 31, the bottom of the top connecting column unit 31 is connected to the top of the supporting column unit 32 by bolts, the bottom of the supporting column unit 32 is connected to the top of the bottom fixed column unit 33 by bolts, and the rotating platform 4 rotates around the bottom fixed column unit 33.

[0044] Further optimization, the top connecting column unit 31 comprises a top hollow circular tube, the bottom outer wall of the top hollow circular tube is fixedly connected with a top flange, the top hollow circular tube penetrates the arc-shaped track 1, and the top hollow circular tube is fixedly connected to the top of the supporting column unit 32 through the top flange.

[0045] Further optimization, the supporting column unit 32 comprises a plurality of supporting hollow circular tubes, the top and bottom outer walls of the supporting hollow circular tubes are fixedly connected with supporting flanges, the plurality of supporting hollow circular tubes are sequentially connected by the supporting flanges through bolts, the supporting flange on the uppermost supporting hollow circular tube is connected to the top flange through bolts, and the supporting flange on the lowermost supporting hollow circular tube is fixedly connected to the bottom fixed column unit 33.

[0046] Further optimization, the bottom fixed column unit 33 comprises a bottom hollow circular tube, the top outer wall of the bottom hollow circular tube is fixedly connected with a small flange, the small flange is connected to the supporting flange on the lowermost supporting hollow circular tube through bolts, and the bottom outer wall of the bottom hollow circular tube is fixedly connected with a large flange, and the large flange is fixedly connected to the ground through bolts.

[0047] Further optimization, the rotating platform 4 comprises two rotating parts, the two rotating parts are arranged on the two sides of the center column 3 and rotate around the center column 3, the rotating part comprises a rotating trolley 41 and a connecting platform 42, and the rotating trolley 41 is fixedly connected to one end of the connecting platform 42.

[0048] The other end of the connecting platform 42 is fixedly connected with a column connecting plate, and the two column connecting plates on the two connecting platforms 42 are connected by bolts.

[0049] The rotating trolley 41 comprises a trolley frame 411, the bottom of which is rotatably connected with a front axle 414 and a rear axle 413 on both sides, the two ends of the front axle 414 and the rear axle 413 are fixedly connected with wheels 412, the top of the trolley frame 411 is fixedly connected with a motor 415, the output end of the motor 415 is drivingly connected with a speed reducer 416, the output end of the speed reducer 416 is fixedly connected with a small chain wheel 417, one end of the rear axle 413 is fixedly connected with a large chain wheel 419, and the large chain wheel 419 and the small chain wheel 417 are sleeved with a chain 418.

[0050] Four right-angled positions below the trolley frame 411 are provided with wheel 412 fixing supports, the end of the wheel 412 fixing support is provided with an axle hole, the wheel 412 is connected with the wheel 412 fixing support through an axle, the upper side of the trolley frame 411 is provided with a through hole at the end of the wide side, the wide side is provided with arc-shaped track 1 connecting holes, the arc-shaped track 1 connecting holes are triangularly distributed, the middle of the other wide side is provided with motor 415 and speed reducer 416 mounting holes; the motor 415 and the speed reducer 416 are closely connected with the trolley frame 411 through bolts according to the positions of the mounting holes, the motor 415 is connected with the speed reducer 416 through a shaft coupling, the small chain wheel 417 is installed at the output shaft end of the speed reducer 416, the large chain wheel 419 is installed at the outer side end of the rear axle 413, and the small chain wheel 417 is connected with the large chain wheel 419 through the chain 418.

[0051] The end of the column connecting plate is a plane, the middle of the column connecting plate is an arc surface, the side of the connecting platform 42 is provided with a winch 43 mounting hole, the other end of the connecting platform 42 is provided with a rotating trolley 41 connecting plate, the end of the rotating trolley 41 connecting plate is provided with a through hole, the through hole is coincided with the wide side through hole of the rotating trolley 41 and is closely connected through bolts, and the side of the connecting platform 42 is a slanting "N" shaped hollow structure.

[0052] The winch 43 is connected with the connecting platform 42 through bolts according to the positions of the mounting holes; the annular track 5 is a circular groove structure, the annular track 5 is uniformly provided with through holes in the circumference and is connected with the ground through bolts; the rotating trolley 41 moves on the annular track 5.

[0053] Further optimization scheme, the arch track 1 includes two tracks symmetrically arranged about the center column 3, the track includes the top connecting arch unit 11, a plurality of middle guiding arch units 12 and the bottom connecting arch unit 13, the top connecting arch unit 11, the middle guiding arch unit 12 and the bottom connecting arch unit 13 are provided with two outer pipes and an inner pipe, the two outer pipes and the inner pipe are arranged in a triangular shape, and the two outer pipes are located outside the inner pipe, and connecting rods are fixedly connected between the two outer pipes and between the outer pipe and the inner pipe, a guide wheel is rotatably connected to the middle of the connecting rod between the two outer pipes, one end of the outer pipe and the inner pipe of the top connecting arch unit 11 is fixedly connected with a top column connecting plate, the two top connecting arch units 11 are fixedly connected through the two top column connecting plates, and the two top column connecting plates rotate around the center column 3, the two outer pipes of the top connecting arch unit 11 are fixedly connected with the top column connecting plate through the connecting rod, and the top connecting arch unit 11, the plurality of middle guiding arch units 12 and the bottom connecting arch unit 13 are connected through bolts.

[0054] The end of the top column connecting plate is a plane, the middle of the top column connecting plate is a curved surface, the curved surface of the outer pipe and the top column connecting plate is connected by a connecting rod, the connecting rod is located at the end position of the curved surface of the outer pipe and the top column connecting plate, the plane between the outer pipe and the top column connecting plate and the curved surface between the inner pipe and the top column connecting plate are directly connected, the two side plane end portions of the top column connecting plate are provided with through holes, and the rear position of the curved surface connecting portion of the inner pipe and the top column connecting plate is provided with a through hole, the direction of the through hole is parallel to the plane of the top column connecting plate.

[0055] The outer pipe and the inner pipe are arc hollow cylindrical pipes, the connecting rod is a thin straight hollow cylindrical rod, the outer pipe and the inner pipe are connected by the connecting rod, the connecting rod is located at the end position of the outer pipe and the inner pipe, the outer pipes are connected by the connecting rod, and the connecting rod is located at the center position between the outer pipes, the guide wheel is installed at the center position of the connecting rod between the outer pipes, with the overall installation direction as the reference, the left and right sides of the end of the outer pipe and the upper and lower sides of the end of the inner pipe are provided with threaded holes, and the outer pipe and the inner pipe are distributed in a triangular shape;

[0056] The two top column connecting plates are connected, the two side plane through holes of the top column connecting plate are coincided and tightly connected through bolts, the outer pipe and the inner pipe are connected between the top connecting arch unit 11 and the middle guiding arch unit 12, between the plurality of middle guiding arch units 12 and between the middle guiding arch unit 12 and the bottom connecting arch unit 13, and the end faces of the outer pipe and the inner pipe are coincided and tightly connected through bolts.

[0057] Further optimization scheme, the up-regulation platform 21 includes platform shell 211, one side of platform shell 211 top surface both ends are respectively fixed with hand winch device 212, the other side of platform shell 211 bottom surface both ends are respectively hinged with the top surface one side of lower sliding platform 22 through platform connecting pin shaft 217, the bottom surface of platform shell 211 located below hand winch device 212 is provided as inclined plane, the both sides of inclined plane are respectively rotatably connected with winch rope guide wheel 214, the both sides of the bottom surface of platform shell 211 are respectively hinged with the other side of the top surface of lower sliding platform 22 through two connecting rod structures 215, one end of winch rope body 213 is fixed with the leading end of hand winch device 212, the other end of winch rope body 213 is fixed with connecting rod pin shaft 216 of two connecting rod structures 215 after passing through winch rope guide wheel 214.

[0058] Two right-angle positions of the narrow edge and the wide edge of the one side of platform shell 211 are provided with winch fixed platform, hand winch device 212 is connected with winch fixed platform through bolt, the bottom of platform shell 211 below winch fixed platform is inclined plane, the both ends of inclined plane are provided with guide wheel fixed bracket, the end of guide wheel fixed bracket is provided with pin hole, winch rope guide wheel 214 is connected with guide wheel fixed bracket through pin, the both sides of the bottom of platform shell 211 below position are provided with connecting rod fixed bracket, the end of connecting rod fixed bracket is provided with pin hole, two connecting rod structures 215 both ends are provided with pin hole, two connecting rods are connected through connecting rod pin 216, two connecting rod structures 215 are connected with connecting rod fixed bracket through pin, winch rope is led out from hand winch device 212, and is connected with connecting rod pin 216 between winch rope guide wheel 214 and two connecting rod structures 215; the bottom of both wide edges of the other side of platform shell 211 is provided with pin hole.

[0059] Further optimization scheme, lower sliding platform 22 includes platform connecting frame 221, one side of platform connecting frame 221 hinged end is fixed with winch rope traction plate of platform shell 211, one end of winch rope traction plate is fixed with one end of traction rope 44, the other end of traction rope 44 is fixed with the output end of winch 43, winch 43 is fixed on connecting platform 42, the bottom surface of platform connecting frame 221 four corners are respectively fixed with track pulley fixed bracket, track pulley fixed bracket is rotatably connected with upper track pulley 222 through long pin 224, track pulley fixed bracket is rotatably connected with lower track pulley 223 through short pin 225, outer tube is located between upper track pulley 222 and lower track pulley 223.

[0060] The side end of the platform connecting frame 221 above is provided with a platform fixing support, a pin shaft hole is formed in the end of the platform fixing support, further, a rope traction plate is arranged at the center position of the side end, a through hole is formed in the end of the rope traction plate, the other side end of the platform connecting frame 221 above is provided with a connecting rod fixing support, a pin shaft hole is formed in the end of the connecting rod fixing support, four straight angle positions below the platform connecting frame 221 are provided with track pulley fixing supports, the inner side of the track pulley fixing support is a short plate structure, the outer side of the track pulley fixing support is a long plate structure, a pin shaft hole is formed in the end of the inner side short plate structure of the track pulley fixing support, pin shaft holes are formed in the end and the middle of the outer side long plate structure of the track pulley fixing support, the middle pin shaft hole position of the long plate structure is parallel to the end pin shaft hole position of the short plate structure, the upper track pulley 222 at both ends of the narrow edge of the platform connecting frame 221 is connected with the track pulley fixing support through a long pin shaft 224, and the lower track pulley 223 is connected with the track pulley fixing support through a short pin shaft 225.

[0061] The pin shaft hole at the position below the shell of the upper adjusting platform 21 is connected with the platform fixing support of the lower sliding platform 22 through a platform connecting pin shaft 217, further, the two connecting rod structures 215 of the upper adjusting platform 21 are connected with the connecting rod fixing supports of the lower sliding platform 22 through pin shafts.

[0062] The arch-shaped track 1 is installed at the top of the center column 3, the top connecting arch unit 11 of the arch-shaped track 1 is connected with the top connecting column unit 31 of the center column 3 to form surrounding connection, and a gap is left between the two, and the lower surface of the top column connecting plate of the top connecting arch unit 11 directly contacts with the upper surface of the flange of the top connecting column unit 31; the manned platform 2 is installed above the arch-shaped track 1, the upper track pulley 222 and the lower track pulley 223 of the manned platform 2 are fixed on the outer pipe of the arch-shaped track 1 on the upper and lower two sides; the arch-shaped track 1 is installed on both sides of the rotating platform 4, the bottom connecting arch unit 13 of the arch-shaped track 1 is connected with the rotating trolley 41 through bolts according to the arch-shaped track 1 connecting hole position of the side edge of the rotating trolley 41; the rotating platform 4 is installed at the top of the center column 3, the connecting platform 42 of the rotating platform 4 is connected with the bottom first section supporting column unit 32 of the center column 3 to form surrounding connection, and a gap is left between the two, and the lower surface of the column connecting plate on one side of the connecting platform 42 directly contacts with the upper surface of the flange of the bottom first section supporting column unit 32; the winch 43 of the rotating platform 4 is connected with the manned platform 2 through the traction rope 44, the traction rope 44 is led out from the winch 43, passes through the through hole at the end of the top connecting arch unit 11 of the arch-shaped track 1 and winds around the guide wheel in the middle of the connecting rod of the top connecting arch unit 11, and is connected with the rope traction plate of the lower sliding platform 22 of the manned platform 2.

[0063] A construction method of an arch-shaped net rack operation device, comprising the following steps:

[0064] Assembling the arched net rack operation device;

[0065] Adjust the manned platform 2 to the bottom of the arched track 1, after the staff enters the manned platform 2, start the winch 43 on the rotating platform 4, the traction rope 44 pulls the manned platform 2 to rise along the arched track 1 to the working position;

[0066] During the process of the manned platform 2 rising, the staff rotates the manual winch device 212, pulls the two connecting rod structures 215 through the winch rope body 213 to keep the manned platform 2 horizontal;

[0067] When it is needed to adjust the left and right horizontal positions to carry out installation operation, start the motor 415 on the rotating platform 4, the motor 415 transmits power to the large chain wheel 419 on the output end of the speed reducer 416 through the speed reducer 416, the large chain wheel 419 drives the small chain wheel 417 through the chain 418, so that the rotating platform 4 and the arched track 1 rotate around the center column 3 to the working position.

[0068] In the description of the present application, it should be understood that the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore cannot be understood as a limitation on the present application.

[0069] The above-described embodiments are only to describe the preferred modes of the present application, and not to limit the scope of the present application, and various modifications and improvements to the technical solutions of the present application made by those skilled in the art without departing from the design spirit of the present application shall fall within the protection scope determined by the claims of the present application.

Claims

1. An arched web truss work device, characterized by, Include: Center column (3); The steering part includes an annular track (5) arranged at the bottom of the center column (3), and the center column (3) is located at the center position of the annular track (5), the annular track (5) is in sliding contact with a rotating platform (4), the center column (3) penetrates the rotating platform (4), and the rotating platform (4) rotates around the center column (3), the top of the rotating platform (4) is provided with an arcuate track (1), the top of the center column (3) penetrates the arcuate track (1), and the arcuate track (1) rotates around the center column (3); The manned platform (2) is arranged on both sides of the arcuate track (1), and the manned platform (2) includes an upper adjusting platform (21), the bottom of the upper adjusting platform (21) is hingedly provided with a lower sliding platform (22), and the lower sliding platform (22) is in sliding contact with the arcuate track (1); The rotating platform (4) includes two rotating parts, two rotating parts are arranged on both sides of the center column (3), and two rotating parts rotate around the center column (3), the rotating part includes a rotating trolley (41) and a connecting platform (42), and the rotating trolley (41) is fixedly connected with one end of the connecting platform (42); The other end of the connecting platform (42) is fixedly connected with a column connecting plate, and two column connecting plates on two connecting platforms (42) are connected by bolts; The rotating trolley (41) includes a frame (411), the bottom of the frame (411) is rotatably connected with a front axle (414) and a rear axle (413) on both sides, the two ends of the front axle (414) and the rear axle (413) are fixedly connected with a wheel (412), the top of the frame (411) is fixedly connected with a motor (415), the output end of the motor (415) is drivingly connected with a speed reducer (416), the output end of the speed reducer (416) is fixedly connected with a small chain wheel (417), one end of the rear axle (413) is fixedly connected with a large chain wheel (419), and the large chain wheel (419) and the small chain wheel (417) are sleeved with a chain (418); The center column (3) includes a top connecting column unit (31), a supporting column unit (32) and a bottom fixed column unit (33); the top connecting column unit (31) penetrates the arcuate track (1), and the arcuate track (1) rotates around the top connecting column unit (31), the bottom of the top connecting column unit (31) is connected with the top of the supporting column unit (32) by bolts, the bottom of the supporting column unit (32) is connected with the top of the bottom fixed column unit (33) by bolts, and the rotating platform (4) rotates around the bottom fixed column unit (33); The upper adjusting platform (21) comprises a platform shell (211), one side top surface of the platform shell (211) is fixedly connected with a manual winch device (212) at both ends, the other side bottom surface of the platform shell (211) is hingedly connected with the top surface of one side of the lower sliding platform (22) through a platform connecting pin shaft (217), the bottom surface of the platform shell (211) located below the manual winch device (212) is provided as an inclined surface, both sides of the inclined surface are rotatably connected with a rope guide wheel (214), both sides of the bottom surface of the platform shell (211) are hingedly connected with the other side of the top surface of the lower sliding platform (22) through a two-link structure (215), one end of a rope body (213) is fixedly connected with the leading end of the manual winch device (212), the other end of the rope body (213) is fixedly connected with a connecting rod pin shaft (216) of the two-link structure (215) after passing through the rope guide wheel (214).

2. An arched web girder work device according to claim 1, characterized in that: The top connecting column unit (31) comprises a top hollow circular tube, the bottom outer wall of the top hollow circular tube is fixedly connected with a top flange, the top hollow circular tube penetrates the arch-shaped track (1), and the top hollow circular tube is fixedly connected with the support column unit (32) at the top through the top flange.

3. An arched web girder work device according to claim 2, wherein: The support column unit (32) comprises a plurality of support hollow circular tubes, the top and bottom outer walls of the support hollow circular tubes are fixedly connected with support flanges, the plurality of support hollow circular tubes are sequentially connected through bolts through the support flanges, the support flange on the uppermost support hollow circular tube is connected with the top flange through a bolt, and the support flange on the lowermost support hollow circular tube is fixedly connected with the bottom fixed column unit (33).

4. An arched web girder work device according to claim 3, wherein: The bottom fixed column unit (33) comprises a bottom hollow circular tube, the top outer wall of the bottom hollow circular tube is fixedly connected with a small flange, the small flange is connected with the support flange on the lowermost support hollow circular tube through a bolt, the bottom outer wall of the bottom hollow circular tube is fixedly connected with a large flange, and the large flange is fixedly connected with the ground through a bolt.

5. An arch netting work device according to claim 1, characterized in that: The arch-shaped track (1) comprises two tracks symmetrically arranged about the center column (3), the track comprises a top connecting arch unit (11), a plurality of middle guiding arch units (12) and a bottom connecting arch unit (13), the top connecting arch unit (11), the middle guiding arch unit (12) and the bottom connecting arch unit (13) are provided with two outer pipes and an inner pipe, the two outer pipes and the inner pipe are arranged in a triangular shape, the two outer pipes are located outside the inner pipe, connecting rods are fixedly connected between the two outer pipes and between the outer pipes and the inner pipe, a guide wheel is rotatably connected to the middle of the connecting rod between the two outer pipes, one end of the outer pipe and the inner pipe of the top connecting arch unit (11) is fixedly connected with a top column connecting plate, the two top connecting arch units (11) are fixedly connected through the two top column connecting plates, and the two top column connecting plates rotate around the center column (3), the two outer pipes of the top connecting arch unit (11) and the top column connecting plate are fixedly connected through the connecting rod, and the top connecting arch unit (11), the plurality of middle guiding arch units (12) and the bottom connecting arch unit (13) are connected through bolts.

6. An arched web girder work device according to claim 5, wherein: The lower sliding platform (22) comprises a platform connecting frame (221), the platform connecting frame (221) is fixedly connected with a winch rope traction plate on one side of the hinged end of the platform shell (211), one end of the winch rope traction plate is fixedly connected with one end of a traction rope (44), the other end of the traction rope (44) is fixedly connected with the output end of a winch (43), the winch (43) is fixedly connected to the connecting platform (42), the bottom surface of the platform connecting frame (221) is respectively fixedly connected with rail pulley fixed supports, the rail pulley fixed supports are rotatably connected with upper rail pulleys (222) through long pin shafts (224), the rail pulley fixed supports are rotatably connected with lower rail pulleys (223) through short pin shafts (225), and the outer pipes are located between the upper rail pulleys (222) and the lower rail pulleys (223).

7. A method of erecting a dome-shaped lattice structure according to any one of claims 1 to 6, wherein The method comprises the following steps: Assembling an arch-shaped net rack operation device; Adjusting the manned platform (2) to the bottom of the arch-shaped track (1), after the staff enters the manned platform (2), starting the winch (43) on the rotating platform (4), the traction rope (44) pulls the manned platform (2) to rise along the arch-shaped track (1) to the working position; During the rising of the manned platform (2), the staff rotates the manual capstan device (212), and pulls the two connecting rod structures (215) through the winch rope body (213) to keep the manned platform (2) horizontal; When it is necessary to adjust the left and right horizontal positions for installation operation, the motor (415) on the rotating platform (4) is started, the motor (415) transmits power to the large chain wheel (419) on the output end of the speed reducer (416) through the speed reducer (416), the large chain wheel (419) drives the small chain wheel (417) through the chain (418), so that the rotating platform (4) and the arch-shaped track (1) rotate around the center column (3) to the working position.

Images