CN210856969U - Movable telescopic cantilever hanging basket - Google Patents

Abstract

The utility model discloses a movable telescopic cantilever hanging basket, which comprises a hanging basket body capable of translating on a steel box girder, a hanging basket walking device arranged on the hanging basket body and a walking track for the hanging basket walking device to walk, wherein the hanging basket walking device is arranged on the walking track; the hanging basket body is arranged on a flange plate of the steel box girder, a welding construction platform is arranged on the hanging basket body, and the welding construction platform is a telescopic construction platform. The utility model has the advantages of reasonable structural design, simple and convenient use and operation and good use effect, can translate back and forth on the constructed steel box girder along the longitudinal bridge direction and provide a movable welding construction platform, and welding construction personnel can weld directly below the flange plate, can simply and conveniently weld the welding seam between the bottom of the cantilever segment and the box chamber segment, can ensure the welding quality, save labor and time, and ensure the safety and reliability of the construction process; meanwhile, the welding construction platform is a telescopic construction platform, and the welding requirements under the condition that the widths of the cantilever sections are different can be met.

Description

Movable telescopic cantilever hanging basket

Technical Field

The utility model relates to a hang the basket, especially relate to a basket is hung to mobilizable telescopic cantilever.

Background

The hanging basket is a main device in cantilever construction, is also called as a cantilever hanging basket and is suitable for high-altitude construction operation, and the existing hanging basket usually adopts a basket type workbench prefabricated by profile steel. The box girder is a girder in bridge engineering, the interior of the box girder is hollow (namely a box chamber), and flanges (also called flange plates) are arranged on two sides of the upper part of the box girder. The flange plates are cantilever structures, also called cantilever sections of the box girder, and the flange plates of the box girder are sections suspended from the left side and the right side of the upper part of the box girder. On the cross section, the box girder is divided into a middle girder body and two flange plates symmetrically arranged on the left side and the right side of the upper part of the middle girder body, wherein the middle girder body is a box chamber segment with a box chamber, and the flange plates are cantilever segments of the box girder.

The steel box girder is a steel structure box girder. In bridge engineering, when a cantilever segment (namely a flange plate) of a steel box girder is installed, the cantilever segment is connected with a box chamber segment (namely a middle girder body) in a welding mode, particularly, the inner end of the cantilever segment is connected with the outer side wall of the box chamber segment in a welding mode, a welding seam between the bottom of the cantilever segment and the box chamber segment is positioned at the armpit part of the cantilever segment, and an operation platform needs to be arranged in the process of applying work by workers. When the traditional cradle is adopted for construction, the position of the cradle is fixed after the cradle is moved to the right position once, but when the welding operation is carried out on the cantilever section and the box chamber section of the steel box girder, the position of the cradle needs to be continuously and uninterruptedly adjusted due to the continuous construction requirement of a welding seam, so that a great deal of operation time is consumed, labor and time are wasted, the construction efficiency is low, and particularly, the construction progress is seriously influenced when the longitudinal length of the steel box girder is long; and under the condition that the widths of the cantilever sections are different, the length of an operating platform of the hanging basket needs to be designed additionally, and one hanging basket can only be used for constructing the cantilever sections with the same width, so that the turnover rate and the utilization rate of the hanging basket are greatly reduced.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to provide a movable telescopic cantilever hanging basket aiming at the defects in the prior art, which has reasonable structural design, simple and convenient use and operation and good use effect, can translate back and forth on a constructed steel box girder along a longitudinal bridge, can provide a movable welding construction platform for welding construction personnel, can weld the welding operation directly below a flange plate by the welding construction personnel, can simply, conveniently and quickly weld the welding line between the bottom of a cantilever segment and a box chamber segment, can ensure the welding quality, saves labor and time, and ensures the safety and reliability of the construction process; meanwhile, the welding construction platform is a telescopic construction platform, and the welding requirements under the condition that the widths of the cantilever sections are different can be met.

In order to solve the technical problem, the utility model discloses a technical scheme is: the utility model provides a mobilizable telescopic cantilever string basket which characterized in that: the steel box girder construction device comprises a hanging basket body capable of translating on a constructed steel box girder along the longitudinal length direction, a hanging basket traveling device arranged on the hanging basket body and a traveling rail for the hanging basket traveling device to travel, wherein the hanging basket traveling device is arranged on the traveling rail; the hanging basket body is arranged on a flange plate of the constructed steel box girder, and the flange plate is a welded flange plate;

the hanging basket body comprises a rear side support and a vertical support arranged in front of the rear side support, and the rear side support is horizontally arranged;

the vertical support frame is formed by connecting a lower frame, an upper frame arranged right above the lower frame and a vertical connecting mechanism connected between the upper frame and the lower frame, and the lower frame and the upper frame are both horizontally arranged; the lower frame is a rectangular frame and is formed by splicing a lower rear cross beam, a lower front cross beam arranged right in front of the lower rear cross beam and a left lower longitudinal connecting beam and a right lower longitudinal connecting beam which are connected between the lower rear cross beam and the lower front cross beam, and the lower rear cross beam, the lower front cross beam and the lower longitudinal connecting beam of the lower frame are straight beams which are horizontally arranged and are uniformly distributed on the same horizontal plane; the lower rear cross beam and the lower front cross beam are symmetrically arranged and are arranged along the transverse width direction of the constructed steel box girder, and the two lower longitudinal connecting beams are arranged in parallel and are arranged vertically to the lower rear cross beam;

the upper frame is positioned right in front of the rear side bracket and the upper frame and the rear side bracket are positioned on the same horizontal plane; the structure and the size of the rear side support and the upper frame are the same, the rear side support and the upper frame are both upper support frames, the upper support frames are formed by splicing an upper rear cross beam, an upper front cross beam arranged right in front of the upper rear cross beam and upper longitudinal connecting beams connected between the upper rear cross beam and the upper front cross beam in a left-right mode, and the upper rear cross beam, the upper front cross beam and the upper longitudinal connecting beams of the upper frame are all straight beams which are horizontally arranged and are uniformly distributed on the same horizontal plane; the upper rear cross beam and the upper front cross beam are symmetrically arranged and are both arranged in parallel with the lower rear cross beam, and the two upper longitudinal connecting beams are both arranged vertically with the upper rear cross beam;

the upper rear cross beam of the upper frame is arranged right above the lower rear cross beam in the lower frame, and the upper front cross beam of the upper frame is arranged right above the lower front cross beam in the lower frame; the upper front beam of the rear side bracket is fixedly connected with the upper rear beam of the upper frame into a whole, and the rear side bracket and the upper frame form an upper support frame;

the hanging basket traveling device is arranged at the bottom of the rear side support, and the rear side support is supported on the welded flange plate through the hanging basket traveling device; the upper frame and the rear side support are both positioned above the welded flange plate, the lower frame is positioned below the welded flange plate, and the vertical connecting mechanism is positioned outside the welded flange plate; the vertical connecting mechanism comprises a plurality of vertical connecting columns connected between the upper frame and the lower frame, and the vertical connecting columns are located on the outer sides of the welded flange plates; the travelling rails are arranged on the welded flange plates, are arranged along the longitudinal length direction of the constructed steel box girder and are positioned right below the hanging basket travelling device;

the welding construction platform is characterized in that a welding construction platform for welding construction of the welded flange plates is arranged on the lower frame, the welding construction platform is a telescopic construction platform and comprises a horizontal fixing plate and a horizontal telescopic plate, the horizontal fixing plate is horizontally fixed on the lower frame, the horizontal telescopic plate is supported above the horizontal fixing plate and can perform inner and outer translation, and the horizontal telescopic plate and the horizontal fixing plate are rectangular flat plates.

The movable telescopic cantilever hanging basket is characterized in that: the constructed steel box girder is formed by splicing a middle girder body and two flange plates which are symmetrically arranged at the left and right, and the middle girder body and the two flange plates are fixedly connected in a welding mode; the welded flange plate is one flange plate of the constructed steel box girder;

the welded flange plates are divided into a rear side flange plate positioned at the rear side of the vertical supporting frame and a front side flange plate positioned in front of the rear side flange plate, the rear side flange plate is a welded flange plate which is welded and fixed with the middle beam body into a whole, and the front side flange plate is a flange plate to be welded;

the rear side bracket is supported on the welded flange plate through the hanging basket travelling device, and the travelling track is distributed on the welded flange plate; the upper frame is located above the flange plates to be welded, the lower frame is located below the flange plates to be welded, and the vertical connecting mechanism is located on the outer sides of the flange plates to be welded.

The movable telescopic cantilever hanging basket is characterized in that: the walking rails comprise an inner steel rail and an outer steel rail which are arranged in parallel, the two steel rails are symmetrically arranged, the two steel rails are horizontally arranged and are vertically arranged with an upper rear cross beam of the rear side bracket; the two steel rails are respectively an inner side rail arranged above the inner side of the welded flange plate and an outer side rail arranged above the outer side of the welded flange plate;

the hanging basket traveling device comprises an inner hanging basket traveling mechanism and an outer hanging basket traveling mechanism which are symmetrically arranged, wherein the inner hanging basket traveling mechanism and the outer hanging basket traveling mechanism are respectively an inner side traveling mechanism which moves back and forth on an inner side track and an outer side traveling mechanism which moves back and forth on an outer side track; the inner side travelling mechanism is installed at the inner side bottom of the rear side support, and the outer side travelling mechanism is installed at the outer side bottom of the rear side support.

The movable telescopic cantilever hanging basket is characterized in that: each hanging basket travelling mechanism comprises a front travelling wheel and a rear travelling wheel which move back and forth on the same steel rail, the two travelling wheels are symmetrically arranged and are uniformly distributed on the same steel rail; every hang two of basket running gear the walking wheel is the back walking wheel respectively and is located the preceding walking wheel in the dead ahead of back walking wheel, the upper portion rear beam bottom at the back collateral branch frame is installed to the back walking wheel, preceding walking wheel is installed in the upper portion front beam bottom at the back collateral branch frame.

The movable telescopic cantilever hanging basket is characterized in that: each traveling wheel comprises a vertical wheel carrier and a wheel body arranged on the vertical wheel carrier;

and each steel rail is fixedly connected with the vertical wheel carriers of the two travelling wheels arranged on the steel rail through a longitudinal connecting piece, and the longitudinal connecting piece is horizontally arranged and is vertically arranged with the upper rear cross beam of the rear side bracket.

The movable telescopic cantilever hanging basket is characterized in that: each longitudinal connecting piece comprises an inner longitudinal connecting rod and an outer longitudinal connecting rod which are symmetrically arranged, the two longitudinal connecting rods are horizontally arranged and are vertically arranged with the upper rear cross beam of the rear side bracket, and the two longitudinal connecting rods are steel rods;

each steel rail and the vertical wheel carrier of the two walking wheels arranged on the steel rail are fixedly connected into a whole through two longitudinal connecting rods, and the two longitudinal connecting rods are respectively arranged on the inner side and the outer side of the connected steel rail;

the upper part of the longitudinal connecting rod is fixedly connected with the vertical wheel carriers of the two travelling wheels into a whole, and the lower part of the longitudinal connecting rod is clamped on the steel track; and the two side walls of each steel rail are respectively provided with a longitudinal clamping groove for clamping a longitudinal connecting rod, and the longitudinal clamping grooves are horizontally arranged and are arranged along the longitudinal length direction of the steel rail.

The movable telescopic cantilever hanging basket is characterized in that: the hanging basket body further comprises a rear lower support located right below the rear support, the rear lower support and the lower frame are identical in structure and size and are arranged on the same horizontal plane, the rear lower support is located right behind the lower frame and is connected with the lower support to form a lower support frame, and a lower front cross beam of the rear lower support is fixedly connected with a lower rear cross beam of the lower frame into a whole;

the lower front cross beam and the lower rear cross beam are both lower supporting cross beams, and the upper rear cross beam and the upper front cross beam are both upper supporting cross beams; the bottom of each vertical connecting column is supported on one lower supporting beam, and the outer side of each lower supporting beam is fixedly connected with one upper supporting beam positioned right above the lower supporting beam through one vertical connecting column;

the outer end of each upper supporting beam is positioned on the inner side of one vertical connecting column, and the outer end of each upper supporting beam is fixed on the side wall of one vertical connecting column; every the outer end top of under bracing crossbeam all is provided with an outer column, the outer column is vertical to laying and its height and vertical spliced pole highly the same, every the outer column all is located one the vertical spliced pole outside, every a plurality of horizontal connecting rods have all been laid by supreme down between outer column and the vertical spliced pole that is located its inboard, every the outer column with be located its inboard vertical spliced pole and connect in a plurality of between the two a vertical cat ladder is all constituteed to the horizontal connecting rod.

The movable telescopic cantilever hanging basket is characterized in that: the bottom of the lower support frame is provided with a plurality of longitudinal reinforcing beams from inside to outside, the longitudinal reinforcing beams are all positioned between the two lower longitudinal connecting beams, and the longitudinal reinforcing beams are all arranged in parallel with the lower longitudinal connecting beams;

vertical guardrail enclosures are arranged on the lower rear cross beam and the lower front cross beam and are arranged in parallel with the lower front cross beam.

The movable telescopic cantilever hanging basket is characterized in that: the vertical connecting mechanism comprises two vertical connecting columns, one vertical connecting column is fixed above the outer side of the lower rear cross beam, and the other vertical connecting column is fixed above the outer side of the lower front cross beam; the upper ends of the two vertical connecting columns are connected through an upper connecting beam, and the upper connecting beam and the upper rear cross beam are vertically arranged; the upper connecting beam and the two vertical connecting columns are arranged on the same plane, and the upper connecting beam is positioned above the upper frame.

Compared with the prior art, the utility model has the following advantage:

1. simple structure, and easy and convenient processing and disassembly.

2. Structural design is reasonable, including can indulge the bridge to (promptly in the same direction as the bridge to) carry out the travelling track of hanging basket body, laying the basket running gear of hanging on hanging the basket body and supplying to hang the basket running gear walking on the steel case roof beam of being under construction, hang basket running gear and install on the travelling track, be provided with the welding construction platform that carries out welding construction to the flange board that welds on hanging the underframe of basket body simultaneously, the actual equipment is simple and convenient to operate.

3. The steel box girder construction method is simple and convenient to use and operate, good in using effect, capable of translating on the constructed steel box girder back and forth, capable of achieving continuous and uninterrupted operation requirements of welding seams between cantilever sections and box chamber sections of the constructed steel box girder, capable of effectively improving welding construction efficiency, saving construction cost and guaranteeing construction period. Moreover, the welding requirements under the condition that the widths of the cantilever sections are different can be met through the welding construction platform, and the turnover rate and the utilization rate of the hanging basket are greatly improved. Welding constructors directly carry out welding operation below the welded flange plates, can simply, conveniently and quickly weld the welding seams between the bottom of the cantilever section (namely the flange plates) and the box chamber section (namely the middle beam body), can ensure the welding quality, can effectively overcome the difficult problem of welding the welding seams at the armpit parts of the cantilever sections, saves labor and time, and ensures the safe and reliable construction process. When the flange plates of the steel box girder are welded, the support frame is not required to be erected, the erection time of the support frame is saved, the cost is saved, the continuous welding efficiency of the welding line can be improved, the turnover applicability is stronger, the structure is stable, and the safety is high.

To sum up, the utility model has the advantages of reasonable structural design, simple and convenient use and operation and good use effect, can translate back and forth on the constructed steel box girder along the longitudinal bridge direction, and can provide a movable welding construction platform for welding constructors, the welding constructors can directly carry out welding operation below the flange plate, can simply, conveniently and quickly weld the welding seam between the bottom of the cantilever segment and the box chamber segment, can ensure the welding quality, saves labor and time, and ensures the safety and reliability of the construction process; meanwhile, the welding construction platform is a telescopic construction platform, and the welding requirements under the condition that the widths of the cantilever sections are different can be met.

The technical solution of the present invention is further described in detail by the accompanying drawings and examples.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is the schematic diagram of the construction state of the present invention.

Fig. 3 is a schematic structural view of the rear bracket of the present invention.

Fig. 4 is a schematic structural view of the vertical supporting frame of the present invention.

Fig. 5 is a schematic structural view of the hanging basket body of the present invention.

Fig. 6 is a partially enlarged schematic view of a portion a in fig. 2.

Fig. 7 is a schematic structural view of the lower support frame of the present invention.

Fig. 8 is a schematic view of the plane structure of the upper supporting frame and the vertical ladder of the present invention.

Fig. 9 is the outside structural schematic diagram of the hanging basket body of the present invention.

Fig. 10 is a flow chart of a method for welding a steel box girder according to the present invention.

Description of reference numerals:

1, constructing a steel box girder; 2-a flange plate; 3-middle beam body;

4-a lower frame; 4-1-lower rear cross member; 4-2-lower front beam;

4-3-lower longitudinal connecting beam; 4-longitudinal reinforcing beam; 4-5-vertical guardrail;

5-an upper frame; 5-1 — upper rear cross member; 5-2-upper front beam;

5-3-upper longitudinal connecting beam; 6-vertical connecting column; 7-rear side support;

8, horizontally fixing a plate; 9-horizontal expansion plate; 10-a stopper;

11-lower oblique reinforcing beam; 12-outer columns; 13-a transverse fence;

14-horizontal connecting rod; 15 — inner rail; 16-outer rail;

17-a travelling wheel; 17-1-vertical wheel carrier; 17-2-wheel body;

18-vertical support columns; 20-longitudinal connecting rod;

21-upper connecting beam; 22-upper oblique reinforcing beam; 23-lower part splicing seam;

24-upper splice seam; 25-transverse reinforcing beam; 26-upper connecting beam;

27-connecting the upper end with the beam; 28-oblique connecting beam.

Detailed Description

As shown in fig. 1 and 2, the utility model comprises a hanging basket body capable of translating on a constructed steel box girder 1 along a longitudinal length direction (i.e. a longitudinal bridge direction), a hanging basket traveling device arranged on the hanging basket body and a traveling track for the hanging basket traveling device to travel, wherein the hanging basket traveling device is arranged on the traveling track; the hanging basket body is arranged on a flange plate 2 of the constructed steel box girder 1, and the flange plate 2 is a welded flange plate;

with reference to fig. 3, 4, 5 and 9, the cradle body includes a rear side support 7 and a vertical support frame disposed in front of the rear side support 7, and the rear side support 7 is disposed horizontally;

the vertical support frame is formed by connecting a lower frame 4, an upper frame 5 arranged right above the lower frame 4 and a vertical connecting mechanism connected between the upper frame 5 and the lower frame 4, and the lower frame 4 and the upper frame 5 are both horizontally arranged; as shown in fig. 7, the lower frame 4 is a lower support frame, the lower support frame is a rectangular frame and is formed by splicing a lower rear cross beam 4-1, a lower front cross beam 4-2 arranged right in front of the lower rear cross beam 4-1 and a left and right lower longitudinal connecting beam 4-3 connected between the lower rear cross beam 4-1 and the lower front cross beam 4-2, and the lower rear cross beam 4-1, the lower front cross beam 4-2 and the lower longitudinal connecting beam 4-3 of the lower frame 4 are straight beams arranged horizontally and are uniformly distributed on the same horizontal plane; the lower rear cross beam 4-1 and the lower front cross beam 4-2 are symmetrically arranged and are arranged along the transverse width direction of the constructed steel box girder 1, and the two lower longitudinal connecting beams 4-3 are arranged in parallel and are arranged vertically to the lower rear cross beam 4-1;

the upper frame 5 is positioned right in front of the rear side bracket 7 and the two are positioned on the same horizontal plane; as shown in fig. 8, the rear side support 7 and the upper frame 5 have the same structure and size and are both upper support frames, the upper support frame is formed by splicing an upper rear cross beam 5-1, an upper front cross beam 5-2 arranged right in front of the upper rear cross beam 5-1 and upper longitudinal connecting beams 5-3 connected between the upper rear cross beam 5-1 and the upper front cross beam 5-2 in a left-right manner, and the upper rear cross beam 5-1, the upper front cross beam 5-2 and the upper longitudinal connecting beams 5-3 of the upper frame 5 are all straight beams arranged horizontally and are uniformly distributed on the same horizontal plane; the upper rear cross beam 5-1 and the upper front cross beam 5-2 are symmetrically arranged and are arranged in parallel with the lower rear cross beam 4-1, and the two upper longitudinal connecting beams 5-3 are arranged vertically with the upper rear cross beam 5-1;

the upper rear cross beam 5-1 of the upper frame 5 is arranged right above the lower rear cross beam 4-1 in the lower frame 4, and the upper front cross beam 5-2 of the upper frame 5 is arranged right above the lower front cross beam 4-2 in the lower frame 4; the upper front beam 5-2 of the rear side bracket 7 is fixedly connected with the upper rear beam 5-1 of the upper frame 5 into a whole, and the rear side bracket 7 and the upper frame 5 form an upper support frame;

the hanging basket walking device is arranged at the bottom of the rear side bracket 7, and the rear side bracket 7 is supported on the welded flange plate through the hanging basket walking device; the upper frame 5 and the rear side bracket 7 are both positioned above the welded flange plate, the lower frame 4 is positioned below the welded flange plate, and the vertical connecting mechanism is positioned outside the welded flange plate; the vertical connecting mechanism comprises a plurality of vertical connecting columns 6 connected between the upper frame 5 and the lower frame 4, and the plurality of vertical connecting columns 6 are positioned on the outer sides of the welded flange plates; the travelling rails are arranged on the welded flange plates, are arranged along the longitudinal length direction of the constructed steel box girder 1 and are positioned right below the hanging basket travelling device;

be provided with on the underframe 4 and carry out welding construction's welding construction platform to the flange board that welds, welding construction platform is telescopic construction platform and its horizontal fixation plate 8 that includes the level and be fixed in on the underframe 4 and support in horizontal fixation plate 8 top and can carry out the horizontal expansion plate 9 of inside and outside translation, horizontal expansion plate 9 and horizontal fixation plate 8 are the rectangle flat board.

The horizontal expansion plate 9 is a flat plate which can translate on the horizontal fixing plate 8 along the transverse bridge direction (namely the transverse width direction of the steel box girder 1 under construction). As shown in fig. 1 and 2, the welding construction platform is located above the outer side of the lower frame 4.

The horizontal fixing plate 8 is supported at the bottom of the horizontal expansion plate 9. During the in-service use, can be through along horizontal bridge to the support position of adjustment horizontal expansion plate 9 on horizontal fixed plate 8, adjust inside and outside the laying position of horizontal expansion plate 9 on lower frame 4 to satisfy different welding position's welding demand. When actually welding, welding constructors stand on the horizontal expansion plate 9 to perform welding operation, and the construction process is safe and reliable; moreover, the arrangement position of the horizontal expansion plate 9 can be simply and conveniently adjusted inside and outside, so that the welding area of welding constructors can be simply and quickly adjusted, the welding position is more flexible, the operable welding area of the welding constructors is larger, the welding requirements of different positions are met, and the welding requirements of flange plates 2 with different widths can be met; meanwhile, welding constructors directly perform welding operation below the welded flange plates, so that welding seams between the bottom of the cantilever segment (namely the flange plate 2) and the box chamber segment (namely the middle beam body 3) can be simply, conveniently and quickly welded, the welding quality can be ensured, the welding problem of the welding seams at the armpit parts of the cantilever segment can be effectively solved, labor and time are saved, and the safety and reliability of the construction process are ensured. Therefore, adopt steel box girder construction hang basket with portable cantilever when welding construction, hang the basket and can carry out the translation around, therefore can realize the continuous, incessant operation requirement of executing of welding seam between cantilever festival section and the case room festival section of steel box girder 1 of being under construction, can effectively improve welding construction efficiency to practice thrift construction cost, guarantee construction period. Moreover, the welding construction platform can meet the welding requirement under the condition that the widths of the cantilever sections are different, so that the turnover rate and the utilization rate of the hanging basket are greatly improved.

As shown in fig. 1, a constructed steel box girder 1 is formed by splicing a middle girder body 3 and two flange plates 2 symmetrically arranged at the left and right, and the middle girder body 3 and the two flange plates 2 are fixedly connected in a welding mode; the welded flange plate is one flange plate 2 of the constructed steel box girder 1.

The splicing seam (also called connecting seam) between the upper part of the inner end of the welded flange plate and the middle beam body 3 is an upper splicing seam 24, the splicing seam between the lower part of the inner end of the welded flange plate and the middle beam body 3 is a lower splicing seam 23, the upper splicing seam 24 and the lower splicing seam 23 are both horizontal welding seams and both are longitudinal welding seams.

During actual construction, welding construction personnel can simply, conveniently and quickly weld the welded flange plate and the middle beam body 3, particularly weld the lower splicing seam 23, the construction is very simple and convenient, and the welding quality can be effectively guaranteed. Meanwhile, the horizontal expansion plate 9 on the welding construction platform can be translated inwards and outwards on the horizontal fixing plate 8, so that the horizontal expansion plate 9 can be translated inwards and outwards according to the arrangement position of the lower splicing seam 23, and the welding process is simpler, more convenient and faster.

The welded flange plates are divided into a rear side flange plate positioned at the rear side of the vertical supporting frame and a front side flange plate positioned in front of the rear side flange plate, the rear side flange plate is a welded flange plate which is welded and fixed with the middle beam body 3 into a whole, and the front side flange plate is a flange plate to be welded;

the rear side bracket 7 is supported on the welded flange plate through the hanging basket travelling device, and the travelling track is arranged on the welded flange plate; the upper frame 5 is located above the flange plates to be welded, the lower frame 4 is located below the flange plates to be welded, and the vertical connecting mechanism is located on the outer sides of the flange plates to be welded.

Because the welded flange plate and the middle beam body 3 are fixedly connected into a whole, the rear side bracket 7 is supported on the welded flange plate through the cradle walking device, so that the rear side bracket 7 can be stably supported, and the cradle body can be stably supported. And simultaneously, be provided with the confession on the welded flange board hang the basket running gear forward translation the walking track, because rear support 7 with vertical support frame is connected as an organic wholely, through hang the basket running gear with the walking track can drive hang the basket body and be in move forward on the welded flange board to can realize in succession, incessant right the welded flange board of treating carries out the welded purpose, it is laborsaving and timesaving, can effectively improve the efficiency of construction, accelerate the construction progress, and can accelerate the turnover utilization ratio of hanging the basket.

In this embodiment, as shown in fig. 1 and 2, the traveling rail includes two steel rails disposed in parallel inside and outside, the two steel rails are symmetrically disposed, both the two steel rails are disposed horizontally and both the two steel rails are disposed vertically to the upper rear cross beam 5-1 of the rear side bracket 7; the two steel rails are respectively an inner side rail 15 arranged above the inner side of the welded flange plate and an outer side rail 16 arranged above the outer side of the welded flange plate;

the hanging basket traveling device comprises an inner hanging basket traveling mechanism and an outer hanging basket traveling mechanism which are symmetrically arranged, wherein the inner hanging basket traveling mechanism and the outer hanging basket traveling mechanism are respectively an inner side traveling mechanism which moves on the inner side rail 15 in a front-and-back mode and an outer side traveling mechanism which moves on the outer side rail 16 in a front-and-back mode; the inner side travelling mechanism is arranged at the inner side bottom of the rear side bracket 7, and the outer side travelling mechanism is arranged at the outer side bottom of the rear side bracket 7.

In order to ensure the stability and the stability of the cradle travelling mechanisms and simultaneously enhance the integrity and the stability of the rear side bracket 7, a rear side reinforcing beam is uniformly distributed right above each cradle travelling mechanism and is arranged in parallel with the upper longitudinal connecting beam 5-3 of the rear side bracket 7; each rear reinforcing beam is connected between the upper rear cross beam 5-1 and the upper front cross beam 5-2 of the rear bracket 7.

In this embodiment, the rear reinforcing beam is a channel steel, and is fixedly connected with the upper rear cross beam 5-1 and the upper front cross beam 5-2 of the rear bracket 7 in a welding manner.

In order to ensure stable structure and simple and convenient connection, the notches of the rear reinforcing beams arranged right above the outer side travelling mechanism face inwards, and the notches of the rear reinforcing beams arranged right above the inner side travelling mechanism face outwards. In this embodiment, the rear reinforcing beam is an upper longitudinal connecting beam 5-3.

In actual use, the steel rail is fixed to the welded flange plate by a plurality of fastening bolts arranged from back to front or is fixed to the welded flange plate by welding.

Each hanging basket travelling mechanism comprises a front travelling wheel 17 and a rear travelling wheel 17 which move back and forth on the same steel rail, the two travelling wheels 17 are symmetrically arranged and are uniformly distributed on the same steel rail; every hang two of basket running gear the walking wheel 17 is respectively for the back walking wheel with be located the preceding walking wheel in back walking dead ahead, the back walking wheel is installed in the upper portion rear beam 5-1 bottom of back collateral branch frame 7, preceding walking wheel is installed in the upper portion front beam 5-2 bottom of back collateral branch frame 7.

In this embodiment, in order to ensure structural stability, each traveling wheel 17 includes a vertical wheel frame 17-1 and a wheel body 17-2 installed on the vertical wheel frame 17-1, the vertical wheel frame 17-1 is a steel frame, and the wheel body 17-2 is a steel wheel; and, the wheel axle of the wheel body 17-2 is mounted on the vertical wheel carrier 17-1 through a bearing.

Because the fastening of steel track is fixed on the flange board that welds, for ensuring the steel box girder construction hang the basket with portable cantilever can steadily, firmly install on the flange board that welds, only need with hang basket running gear steadily, firmly install on the walking track can, just so can hang the basket body steadily, firmly support in on the flange board that welds. In the embodiment, each steel rail is fastened and connected with the vertical wheel carrier 17-1 of the two travelling wheels 17 arranged on the steel rail through a longitudinal connecting piece, the longitudinal connecting piece is horizontally arranged and is vertically arranged with the upper rear cross beam 5-1 of the rear side bracket 7, so that each steel rail is fastened and reliably connected with the basket travelling mechanism arranged on the steel rail into a whole, the reliable connection between the basket body and the welded flange plate is ensured, the risks of displacement, sliding and the like of the basket body in the construction process are prevented, and the construction safety is ensured; and, it is right to hang the basket body and carry out spacing and direction effectively, make steel case roof beam construction hang the basket with portable cantilever and can not take place lateral displacement.

Referring to fig. 6, in this embodiment, each of the longitudinal connecting members includes two longitudinal connecting rods 20 symmetrically disposed inside and outside, the two longitudinal connecting rods 20 are horizontally disposed and perpendicular to the upper rear cross beam 5-1 of the rear side bracket 7, and both the two longitudinal connecting rods 20 are steel rods;

each steel track and the vertical wheel carrier 17-1 of the two walking wheels 17 arranged on the steel track are fixedly connected into a whole through two longitudinal connecting rods 20, and the two longitudinal connecting rods 20 are respectively arranged on the inner side and the outer side of the connected steel track;

the upper part of the longitudinal connecting rod 20 is fixedly connected with the vertical wheel carriers 17-1 of the two travelling wheels 17 connected into a whole, and the lower part of the longitudinal connecting rod 20 is clamped on the steel track connected with the longitudinal connecting rod; and the two side walls of each steel rail are respectively provided with a longitudinal clamping groove for clamping the longitudinal connecting rod 20, and the longitudinal clamping grooves are horizontally arranged and are arranged along the longitudinal length direction of the steel rail.

In this embodiment, the cross section of the longitudinal connecting rod 20 is in a shape of Chinese character 'ao', the upper part of the longitudinal connecting rod 20 is welded and fixed with the vertical wheel carrier 17-1 of the two walking wheels 17 connected with the longitudinal connecting rod into a whole, the lower part of the longitudinal connecting rod 20 is provided with a clamping strip inserted into the longitudinal clamping groove, and the clamping strip is horizontally arranged and arranged along the longitudinal length direction of the clamped steel rail.

For the connection is simple and convenient, reliable and convenient to process, the cross section of vertical draw-in groove is square, the cross section of card strip is square.

In this embodiment, the steel rail is fixed on the welded flange plate, the upper portion of the steel rail is provided with a traveling groove for moving a traveling wheel 17, and the traveling groove is a groove arranged along the longitudinal length direction of the steel rail.

In order to further increase the connection reliability, the vertical wheel frame 17-1 of the rear travelling wheel is welded and fixed at the bottom of the upper rear cross beam 5-1 of the upper frame 5, and the vertical wheel frame 17-1 of the front travelling wheel is welded and fixed at the bottom of the upper front cross beam 5-2 of the upper frame 5.

The horizontal expansion plate 9 and the horizontal fixing plate 8 are both steel plates, and the shape and the size of the horizontal expansion plate 9 are the same as those of the lower frame 4.

When in actual use, the hanging basket body is assembled; wait after the equipment of hanging basket body is accomplished, install horizontal fixed plate 8 again to installation horizontal expansion plate 9 on horizontal fixed plate 8, it is simple and convenient actually to install, and it is convenient to remove, and horizontal expansion plate 9 removes steadily.

In the embodiment, the lower rear cross beam 4-1 and the lower front cross beam 4-2 in the lower support frame are both channel steel and are symmetrically arranged, the notch of the lower rear cross beam 4-1 faces forwards, and the notch of the lower front cross beam 4-2 faces backwards.

The horizontal fixing plate 8 is stably clamped between the lower rear cross beam 4-1 and the lower front cross beam 4-2 of the lower support frame, so that the fixing stability and the stability of the horizontal fixing plate 8 can be ensured, the horizontal fixing plate 8 is simple and convenient to fix, and the front end and the rear end of the horizontal fixing plate 8 are respectively clamped in the notch of one channel steel. In this embodiment, as shown in fig. 9, the horizontal fixing plate 8 is clamped between the lower portions of the lower rear cross member 4-1 and the lower front cross member 4-2, and the horizontal expansion plate 9 is located above the lower support frame.

In this embodiment, the horizontal retractable plate 9 and the horizontal fixing plate 8 are both steel gangway plates.

In order to ensure that the horizontal expansion plate 9 can only horizontally move in the transverse width direction of the constructed steel box girder 1, so as to guide the horizontal expansion plate 9 and ensure that the horizontal expansion plate 9 is stable and stable, the bottoms of the front side and the rear side of the horizontal expansion plate 9 are respectively provided with a limiting piece 10, the two limiting pieces 10 are symmetrically arranged and are both arranged in parallel with the lower rear cross beam 4-1. The two limiting parts 10 form an internal guide mechanism for guiding the horizontal expansion plate 9, the internal guide mechanism is clamped between the lower rear cross beam 4-1 and the lower front cross beam 4-2 of the lower support frame, and the internal guide mechanism performs internal and external translation between the lower rear cross beam 4-1 and the lower front cross beam 4-2, so that the internal guide mechanism, the lower front cross beam 4-2 and the lower rear cross beam 4-1 which are positioned at the front side and the rear side of the internal guide mechanism form a transverse movement guide device for guiding the horizontal expansion plate 9.

The inner guide mechanism is supported between the horizontal expansion plate 9 and the horizontal fixed plate 8, thereby enabling the horizontal expansion plate 9 to be stably supported.

In this embodiment, the limiting members 10 are right angle steel, two of the right angle steel are symmetrically arranged above the front and rear sides of the horizontal fixing plate 8, and the two limiting members 10 are located at the bottom of the outer side of the horizontal expansion plate 9.

During actual processing, the two limiting parts 10 are welded and fixed at the bottom of the horizontal expansion plate 9.

In this embodiment, the length of the limiting member 10 is 30 cm.

During actual processing, the length of the limiting member 10 can be adjusted accordingly according to specific needs.

In order to further increase the stability and the integrity of the upper support frame, a plurality of upper longitudinal reinforcing beams are arranged at the bottom of the upper support frame from inside to outside, the upper longitudinal reinforcing beams are all positioned between the two upper longitudinal connecting beams 5-3, and the upper longitudinal connecting beams 5-3 are all arranged in parallel with the lower longitudinal connecting beams 4-3. The upper longitudinal connecting beam 5-3 is a steel beam and is welded and fixed at the bottom of the upper frame 5, and the upper longitudinal connecting beam 5-3 is fixedly connected with the upper rear cross beam 5-1 and the upper front cross beam 5-2 in a welding mode. The upper frame 5 and the rear side bracket 7 are fixedly connected into a whole through a plurality of upper longitudinal reinforcing beams.

Meanwhile, the lower support frame is also provided with a transverse reinforcing beam 25, the transverse reinforcing beam 25 and the lower rear cross beam 4-1 are arranged in parallel, and each lower longitudinal connecting beam 4-3 and each lower longitudinal reinforcing beam 4-4 in the lower support frame are connected with the transverse reinforcing beam 25. In this embodiment, the number of the transverse reinforcing beams 25 arranged on the lower support frame is one, and the transverse reinforcing beams 25 are arranged in the middle between the lower rear cross beam 4-1 and the lower front cross beam 4-2. In actual processing, the number of the transverse reinforcing beams 25 arranged on the lower support frame and the arrangement position of the transverse reinforcing beams 25 can be adjusted correspondingly according to specific requirements.

In this embodiment, the transverse reinforcing beams 25 are steel beams and are fixedly connected with the lower longitudinal connecting beams 4-3 and the lower longitudinal reinforcing beams 4-4 by welding. And, the transverse reinforcing beams 25 are supported on the lower longitudinal reinforcing beams 4-4.

In order to improve the safety, vertical fence guardrails 4-5 are arranged on the lower rear cross beam 4-1 and the lower front cross beam 4-2, and the vertical fence guardrails 4-5 and the lower front cross beam 4-2 are arranged in parallel. Meanwhile, a transverse enclosing guardrail 13 is arranged above the outer side of the lower supporting frame, the transverse enclosing guardrail 13 is vertically arranged and is perpendicular to the vertical enclosing guardrails 4-5, and the outer end of each vertical enclosing guardrail 4-5 is fixedly connected with the transverse enclosing guardrail 13 into a whole.

In this embodiment, the vertical surrounding guardrails 4-5 and the horizontal surrounding guardrails 13 are steel guardrails, the vertical surrounding guardrails 4-5 are fixedly connected with the lower rear cross beam 4-1 and the lower front cross beam 4-2 in a welding manner, and the horizontal surrounding guardrails 13 are fixedly connected with the lower support frame in a welding manner.

The vertical guardrail 4-5 and the transverse guardrail 13 have the same height, and the height of the vertical guardrail and the height of the transverse guardrail are both 0.9-1.2 m. In this embodiment, the height of each of the vertical guardrail 4-5 and the horizontal guardrail 13 is 1 m. During actual processing, the heights of the vertical guardrail 4-5 and the transverse guardrail 13 can be correspondingly adjusted according to specific requirements. As shown in fig. 9, the height of the lateral containment barrier 13 is designated H1.

In order to ensure connection, simplicity, convenience and reliability and ensure the integrity and stability of the lower frame 4, the lower longitudinal connecting beam 4-3 is a channel steel which is vertically arranged and clamped between the lower rear cross beam 4-1 and the lower front cross beam 4-2, the front end of the lower longitudinal connecting beam 4-3 is clamped in the notch of the lower front cross beam 4-2, and the rear end of the lower longitudinal connecting beam is clamped in the notch of the lower rear cross beam 4-1. The two lower longitudinal connecting beams 4-3 are symmetrically arranged, and the lower longitudinal connecting beam 4-3 is fixedly connected with the lower rear cross beam 4-1 and the lower front cross beam 4-2 in a welding mode. In this embodiment, the lower frame 4 is a rectangular frame. The two lower longitudinal connecting beams 4-3 are respectively a lower inner connecting beam connected between the inner end of the lower rear cross beam 4-1 and the inner end of the lower front cross beam 4-2 and a lower outer connecting beam connected between the outer end of the lower rear cross beam 4-1 and the outer end of the lower front cross beam 4-2, the notch of the lower inner connecting beam faces outwards, and the notch of the lower outer connecting beam faces inwards.

The length of the lower front cross beam 4-2 is 4 m-5 m, the length of the lower longitudinal connecting beam 4-3 is 1.7 m-2 m, and the length of the lower longitudinal reinforcing beam 4-4 is the same as that of the lower longitudinal connecting beam 4-3. In this embodiment, the length of the lower front cross member 4-2 is 4.5m, and the length of the lower longitudinal connecting beam 4-3 is 1.88 m. In actual processing, the lengths of the lower front cross beam 4-2, the lower longitudinal connecting beam 4-3 and the lower longitudinal reinforcing beam 4-4 can be adjusted correspondingly according to specific requirements. As shown in FIG. 7, the length of the lower front cross member 4-2 is designated as L1, and the length of the lower longitudinal connecting beam 4-3 is designated as L2.

In this embodiment, as shown in fig. 4 and 5, both the lower front beam 4-2 and the lower rear beam 4-1 are lower support beams, and both the upper rear beam 5-1 and the upper front beam 5-2 are upper support beams; the bottom of each vertical connecting column 6 is supported on one lower supporting beam, and the outer side of each lower supporting beam and one upper supporting beam positioned right above the lower supporting beam are fixedly connected through one vertical connecting column 6.

The outer end of each upper supporting beam is positioned on the inner side of one vertical connecting column 6, and the outer end of each upper supporting beam is fixed on the side wall of one vertical connecting column 6; every outer end top of lower support crossbeam all is provided with an outer column 12, outer column 12 is vertical to laying and its height is the same with vertical joint post 6's height, every outer column 12 all is located one the 6 outsides of vertical joint post, every a plurality of horizontal connecting rod 14 have all been laid by supreme down between outer column 12 and the vertical joint post 6 that is located its inboard, every outer column 12 and be located its inboard vertical joint post 6 and connect in a plurality of between the two a vertical cat ladder is all constituteed to horizontal connecting rod 14. The height of the outer upright post 12 is 2.8 m-3.2 m, and the length of the horizontal connecting rod 14 is 0.3 m-0.4 m. In this embodiment, the horizontal connecting rod 14 is a round steel or a steel pipe, and is fixedly connected with the outer column 12 and the vertical connecting column 6 in a welding manner.

In this embodiment, the height of the outer column 12 is 3m, and the length of the horizontal connecting rod 14 is 0.35 m. During actual processing, the height of the outer column 12 and the length of the horizontal connecting rod 14 can be adjusted according to specific requirements. As shown in fig. 9, the height of the outer column 12 is designated as H2, and the length of the horizontal connecting rod 14 is designated as L3.

In this embodiment, the outer columns 12 are angle steels, the bottoms of the outer columns 12 are welded and fixed on the lower supporting beams, two vertical connecting columns 6 are arranged on each lower supporting frame, the upper parts of the two vertical connecting columns 6 are connected through an upper connecting beam 21, the upper connecting beam 21 is horizontally arranged and is vertically arranged with the upper rear beam 5-1, and the upper connecting beam 21 and the upper frame 5 are arranged on the same horizontal plane; the upper connecting beam 21 and the two vertical connecting columns 6 are arranged on the same vertical surface, and the upper connecting beam 21 is positioned above the upper frame 5.

Every all be provided with two on the support frame of lower part the outer column 12, for increasing the structural stability, two connect through upper portion tie-beam 26 between the outer column 12 upper end, two connect through upper end tie-beam 27 between the outer column 12 upper end, upper portion tie-beam 26 and upper frame 5 lay on same horizontal plane. The upper connecting beam 26 and the upper connecting beam 27 are horizontally arranged and arranged on the same vertical plane, and the upper connecting beam 27 is positioned above the upper connecting beam 26 and fixedly connected with the outer upright 12 in a welding mode. In this embodiment, the upper connecting beam 26 and the upper connecting beam 27 are both right angle steel and are clamped between the two outer columns 12. Go up tie-beam 21 and vertical spliced pole 6 equipartition and locate on same vertical face, upper portion tie-beam 26 and upper end tie-beam 27 and outer column 12 equipartition are located on same vertical face. The length of the upper connecting beam 21, the upper connecting beam 26 and the upper connecting beam 27 is the same as that of the lower longitudinal connecting beam 4-3.

In order to further improve the structural stability, in this embodiment, the vertical connecting column 6 is a channel steel and the bottom of the channel steel is welded and fixed on the lower supporting beam, and the vertical connecting column 6 and the outer column 12 are fixedly connected with each other in a welding manner between the upper supporting beams.

The two vertical connecting columns 6 arranged on each lower supporting frame are symmetrically arranged, the notches of the vertical connecting columns 6 supported on the lower rear cross beam 4-1 face forwards, the notches of the vertical connecting columns 6 supported on the lower front cross beam 4-2 face backwards, and the upper connecting beam 21 is clamped between the two vertical connecting columns 6.

In this embodiment, the upper connection beam 21 is a horizontally arranged right angle steel and is clamped between the two vertical connection columns 6, the front end of the upper connection beam 21 is clamped in the notch of the front upright column, and the rear end of the upper connection beam is clamped in the notch of the rear upright column. The upper connecting beam 21 and the vertical connecting column 6 are welded and fixed into a whole.

The upper connecting beam 21 and the lower longitudinal connecting beam 4-3 are arranged in parallel and have the same length, and the length of the lower longitudinal connecting beam 4-3 is the same as that of the upper longitudinal connecting beam 5-3. The vertical distance between the upper end of the vertical connecting column 6 and the upper surface of the upper frame 5 is 0.45-0.55 m, and the vertical distance between the upper surface of the upper frame 5 and the bottom surface of the lower frame 4 is 2.4-2.6 m. In this embodiment, the vertical distance between the upper end of the vertical connecting column 6 and the upper surface of the upper frame 5 is 0.5m, and the vertical distance between the upper surface of the upper frame 5 and the bottom surface of the lower frame 4 is 2.55 m. During actual processing, the vertical distance between the upper end of the vertical connecting column 6 and the upper surface of the upper frame 5 and the vertical distance between the upper surface of the upper frame 5 and the bottom surface of the lower frame 4 can be respectively and correspondingly adjusted according to specific requirements. As shown in fig. 9, a vertical distance between the upper end of the vertical connecting column 6 and the upper surface of the upper frame 5 is denoted by H3, and a vertical distance between the upper surface of the upper frame 5 and the bottom surface of the lower frame 4 is denoted by H4.

In this embodiment, the upper rear cross beam 5-1 and the upper front cross beam 5-2 are both channel steel, the notch of the upper rear cross beam 5-1 faces forward, and the notch of the upper front cross beam 5-2 faces backward. The upper longitudinal connecting beam 5-3 is a channel steel which is vertically arranged and is clamped between the upper rear cross beam 5-1 and the upper front cross beam 5-2, the front end of the upper longitudinal connecting beam 5-3 is clamped in the notch of the upper front cross beam 5-2, and the rear end of the upper longitudinal connecting beam is clamped in the notch of the upper rear cross beam 5-1. And the upper longitudinal connecting beam 5-3 is fixedly connected with the upper rear cross beam 5-1 and the upper front cross beam 5-2 in a welding mode. Thus, the actual connection is simple and reliable.

In actual processing, the length of the upper front cross beam 5-2 is 2.5-4 m, and the length of the upper longitudinal connecting beam 5-3 is the same as that of the lower longitudinal connecting beam 4-3. In this embodiment, the length of the upper front beam 5-2 is 3.25 m. As shown in FIG. 8, the length of the upper front cross member 5-2 is designated as L4.

As shown in fig. 8, the two upper longitudinal connecting beams 5-3 are an upper inner connecting beam connected between the inner side of the upper rear cross beam 5-1 and the inner side of the upper front cross beam 5-2 and an upper outer connecting beam connected between the outer side of the upper rear cross beam 5-1 and the outer side of the upper front cross beam 5-2, respectively. The notch of the upper inner connecting beam faces outwards, and the notch of the upper outer connecting beam faces inwards.

The horizontal distance between the two upper longitudinal connecting beams 5-3 is 2 m-3 m. Wherein the horizontal distance between the two upper longitudinal connecting beams 5-3 is marked as D1, wherein D1 < L4.

In this embodiment, the horizontal distance between the two upper longitudinal connecting beams 5-3 is 2.68 m. During actual processing, the horizontal distance between the two upper longitudinal connecting beams 5-3 can be correspondingly adjusted according to specific requirements.

In this embodiment, the horizontal distance between the two steel rails in the traveling rails and the horizontal distance between the two basket-hanging traveling mechanisms in the basket-hanging traveling device are both the same as the horizontal distance between the two upper longitudinal connecting beams 5 to 3.

The section of the upper rear cross beam 5-1, which is positioned on the inner side of the upper inner connecting beam, is an inner end section, and the section of the upper rear cross beam 5-1, which is positioned on the outer side of the upper outer connecting beam, is an outer end section. The length of the inner end section is the same as the length of the outer end section.

In order to further increase the integrity and stability of the hanging basket body, the hanging basket body further comprises a rear lower support 24 positioned under the rear support 7, the rear lower support 24 and the lower frame 4 are identical in structure and size and are arranged on the same horizontal plane, the rear lower support 24 is positioned right behind the lower frame 4 and is connected with the lower support to form a lower support, and a lower front cross beam 4-2 of the rear lower support 24 is fixedly connected with a lower rear cross beam 4-1 of the lower frame 4 into a whole.

In this embodiment, a horizontal construction platform for constructors to walk and for construction equipment to place is tiled on the lower support frame, and the horizontal construction platform is a flat plate horizontally arranged.

In this embodiment, the rear side lower bracket 24 is provided with the welding construction platform.

For convenience of use, the horizontal construction platforms are flatly laid on the lower frame 4 and the rear lower bracket 24, and are positioned at the outer side of the horizontal fixing plate 8.

In the embodiment, in order to further increase the stability and the integrity of the lower support frame, a plurality of lower longitudinal reinforcing beams 4-4 are arranged at the bottom of the lower support frame from inside to outside, the plurality of lower longitudinal reinforcing beams 4-4 are all positioned between two lower longitudinal connecting beams 4-3, and the plurality of lower longitudinal reinforcing beams 4-4 are all arranged in parallel with the lower longitudinal connecting beams 4-3. The lower frame 4 and the rear lower bracket 24 are fixedly connected into a whole by a plurality of lower longitudinal reinforcing beams 4-4.

The front end of each lower longitudinal reinforcing beam 4-4 is fixed at the bottom of the lower front cross beam 4-2, and the rear end of each lower longitudinal reinforcing beam 4-4 is fixed at the bottom of the lower rear cross beam 4-1. In this embodiment, the bottom of the lower support frame is provided with two lower longitudinal reinforcing beams 4-4 from inside to outside. During actual processing, the number of the lower longitudinal reinforcing beams 4-4 arranged at the bottom of the lower support frame and the arrangement positions of the lower longitudinal reinforcing beams 4-4 can be adjusted correspondingly according to specific requirements.

In actual processing, the lower rear cross beam 4-1, the lower front cross beam 4-2, the lower longitudinal reinforcing beam 4-4 and the lower longitudinal connecting beam 4-3 are steel beams.

In this embodiment, the lower longitudinal reinforcing beam 4-4 is an angle steel. Other types of steel bar members may be used for the lower longitudinal reinforcing beams 4-4 during actual machining.

The lower longitudinal reinforcing beam 4-4 is fixedly connected with the lower rear cross beam 4-1 and the lower front cross beam 4-2 in a welding mode, so that the actual connection is simple, convenient and reliable.

In this embodiment, the web of the lower front beam 4-2 of the rear lower bracket 24 abuts against and is welded and fixed to the web of the lower rear beam 4-1 of the lower frame 4, the lower front beam 4-2 of the rear lower bracket 24 and the lower rear beam 4-1 of the lower frame 4 form a lower combined beam, and the lower combined beam is provided with one vertical connecting column 6. Correspondingly, the web of the upper front beam 5-2 in the rear bracket 7 is abutted against the web of the upper rear beam 5-1 in the upper frame 5 and welded and fixed into a whole, and the upper front beam 5-2 of the rear bracket 7 and the upper rear beam 5-1 of the upper frame 5 form an upper combined beam.

In this embodiment, the number of the vertical connecting columns 6 and the number of the outer columns 12 are three, and the number of the vertical ladders is three.

The lower rear cross beam 4-1 of the rear side lower support 24 and the vertical connecting column 6 arranged thereon, the lower combined cross beam and the vertical connecting column 6 arranged thereon, and the lower front cross beam 4-2 of the lower frame 4 and the vertical connecting column 6 arranged thereon are connected through a lower oblique reinforcing beam 11, the three lower oblique reinforcing beams 11 have the same structure and size and are flat beams gradually inclined downwards from outside to inside, the three lower oblique reinforcing beams 11 are arranged in parallel and are arranged on the same plane, and the three lower oblique reinforcing beams 11 are all positioned on the inner side of the vertical connecting column 6. In this embodiment, the lower oblique reinforcing beam 11 is an angle steel, and the lower oblique reinforcing beam 11 is fixedly connected with the lower rear cross beam 4-1, the lower front cross beam 4-2 and the vertical connecting column 6 in a welding manner.

The upper rear cross beam 5-1 of the rear side support 7 and the vertical connecting column 6 arranged thereon, the upper combined cross beam and the vertical connecting column 6 arranged thereon, and the upper front cross beam 5-2 of the upper frame 5 and the vertical connecting column 6 arranged thereon are connected through an upper oblique reinforcing beam 22, the three upper oblique reinforcing beams 22 have the same structure and size and are flat beams gradually inclined downwards from outside to inside, the three upper oblique reinforcing beams 22 are arranged in parallel and are arranged on the same plane, and the three upper oblique reinforcing beams 22 are positioned on the inner side of the vertical connecting column 6. In this embodiment, the upper oblique reinforcing beam 22 is an angle steel, and the upper oblique reinforcing beam 22 is fixedly connected with the upper rear cross beam 5-1, the upper front cross beam 5-2 and the vertical connecting column 6 in a welding manner.

In this embodiment, a vertical supporting column 18 is arranged below the middle portion of each upper oblique reinforcing beam 22, the upper portion of the vertical supporting column 18 is welded and fixed to the upper oblique reinforcing beam 22, and the bottom of the vertical supporting column 18 is welded and fixed to the upper supporting cross beam.

Simultaneously, every upper portion slant strengthening beam 22 and its below go up and be provided with slant tie-beam 28 between the supporting beam, slant tie-beam 28 is located the vertical support post 18 outside, slant tie-beam 28 is from inside to outside downward sloping gradually, slant tie-beam 28 upper portion welded fastening is in upper portion slant strengthening beam 22, the welding of slant tie-beam 28 bottom is in on the supporting beam.

In this embodiment, the vertical guardrail 4-5 and the horizontal guardrail 13 have the same structure and are both guardrail type guardrails, each guardrail type guardrail comprises a horizontal stop lever and a vertical upright post supported below the horizontal stop lever, and the horizontal stop lever and the vertical upright post are uniformly distributed on the same vertical surface.

The horizontal stop lever of the transverse fence 13 is connected between the two outer columns 12, and the bottom of the vertical column of the transverse fence 13 is supported on the lower outer connecting beam. In this embodiment, the horizontal stop lever of the horizontal guardrail 13 is welded and fixed with the outer column 12 into a whole, the bottom of the vertical column of the horizontal guardrail 13 is welded and fixed on the connecting beam outside the lower part, and the top of the vertical column of the horizontal guardrail 13 is welded and fixed on the horizontal stop lever.

In order to ensure that the structure is stable and reliable, the lower inclined reinforcing beam 11 arranged on each lower supporting cross beam is fixedly connected with the vertical guardrail 4-5 into a whole.

In this embodiment, the number of the vertical columns in the vertical guardrail 4-5 is two, the two vertical columns in the vertical guardrail 4-5 are respectively an inner vertical column supported below the inner end of the horizontal blocking rod and a side column located outside the inner vertical column, an oblique connecting rod is arranged on the inner side of the inner vertical column, the horizontal blocking rod, the two vertical columns and the oblique connecting rod in the vertical guardrail 4-5 are all located on the same vertical plane, and the oblique connecting rod is a straight rod gradually inclined downwards from outside to inside.

The outer ends of the horizontal stop rods in the vertical surrounding guardrails 4-5 are welded and fixed on the vertical connecting column 6, the bottoms of the vertical stand columns and the oblique connecting rods in the vertical surrounding guardrails 4-5 are welded and fixed on the lower supporting cross beam, and the tops of the vertical stand columns and the oblique connecting rods in the vertical surrounding guardrails 4-5 are welded and fixed on the horizontal stop rods.

As shown in fig. 10, when the steel box girder is welded, the constructed steel box girder 1 is formed by splicing a middle girder body 3 and two flange plates 2 symmetrically arranged left and right, and the middle girder body 3 and the two flange plates 2 are fixedly connected by welding; each flange plate 2 is formed by splicing a plurality of flange plate sections, the flange plate sections are arranged from back to front along the longitudinal bridge direction, and the length of each flange plate section is not less than the front-back width of the rear bracket 7; the rearmost one of the flange plate segments of each flange plate 2 is a rear end segment, and all the flange plate segments of each flange plate 2 except the rear end segment are to-be-welded segments;

the traveling track is divided into a plurality of track sections from back to front along the longitudinal bridge direction, and each flange plate section is provided with one track section; the longitudinal length of the track section arranged on the rear end section is not less than the front-back width of the rear side bracket 7, one track section is arranged on each section to be welded, and the longitudinal length of each section to be welded is the same as that of the track section arranged on the section to be welded;

when welding construction is carried out on the constructed steel box girder 1, the method comprises the following steps:

step one, construction of a beam body in the middle of a steel box beam: constructing a middle beam body 3 of the constructed steel box beam 1 from back to front along the longitudinal bridge direction, and supporting the middle beam body 3 on a pre-constructed lower bridge supporting structure;

step two, welding construction of the steel box girder flange plate: in the first step, during the construction process of the middle beam body 3 or after the construction of the middle beam body 3 is completed, welding construction is respectively carried out on the two flange plates 2 of the constructed steel box girder 1 from back to front along the longitudinal bridge direction, and the welding construction of the two flange plates 2 is the same;

when any flange plate 2 is subjected to welding construction, a plurality of flange plate segments forming the currently constructed flange plate 2 are respectively subjected to welding construction along the longitudinal bridge direction from back to front, and the process is as follows:

step 201, welding construction of rear end sections: firstly, hoisting the rear end section constructed currently in place by adopting hoisting equipment, and then welding and fixing the rear end section hoisted in place and the middle beam body 3 into a whole by adopting welding equipment to complete the welding construction process of the rear end section;

step 202, installing track segments: installing one rail section on the rear end section subjected to welding construction in step 201, enabling the rail section to be arranged along the longitudinal length direction of the rear end section, and enabling the front end of the rail section to be flush with the front end of the rear end section;

step 203, installing the movable cantilever hanging basket: mounting the movable cantilever hanging basket on the rear end section subjected to welding construction in the step 201, enabling a rear side support 7 of the movable cantilever hanging basket to be located above the rear end section in the step 201, enabling the hanging basket walking device of the movable cantilever hanging basket to be supported on the track section in the step 202, and enabling the vertical support frame of the movable cantilever hanging basket to be located in front of the rear end section in the step 201;

step 204, welding construction of the next flange plate segment, comprising the following steps:

step 2041, hoisting and track segment installation: hoisting the currently constructed flange plate segment in place by adopting hoisting equipment, installing one track segment on the currently constructed flange plate segment, and enabling the rear end of the installed track segment to be flush with the rear end of the currently constructed flange plate segment;

in the step, the installed track segments are connected with all track segments positioned on the rear side of the installed track segments to form an installed track;

2042, welding construction of the flange plate segments: welding the currently constructed flange plate segment from back to front along the longitudinal bridge direction by utilizing the movable cantilever hanging basket which is installed and positioned at the rear side of the currently constructed flange plate segment, so that the currently constructed flange plate segment and the middle beam body 3 are welded and fixed into a whole, and the welding construction process of the currently constructed flange plate segment is completed;

in the process of welding the currently constructed flange plate segment from back to front along the longitudinal bridge direction, the movable cantilever hanging basket moves from back to front along the installed track; in the process that the movable cantilever hanging basket moves from back to front along the installed track, the welding construction platform is utilized, and the welding equipment is adopted to weld the longitudinal connecting seam between the flange plate section and the middle beam body 3 which are constructed currently from back to front;

step 205, repeating step 204 one or more times until the welding construction process of all the flange plate segments in the currently constructed flange plate 2 is completed;

step three, completing the construction of the steel box girder: and finishing the construction process of the constructed steel box girder 1 after the welding construction of the two flange plates 2 of the constructed steel box girder 1 is finished.

In this embodiment, the hoisting device is a crane.

When the movable cantilever hanging basket is installed in the step 203, the movable cantilever hanging basket which is installed in advance is hoisted to the rear end section which is welded in the step 201, the rear side bracket 7 of the movable cantilever hanging basket is located above the rear end section, the hanging basket walking device of the movable cantilever hanging basket is supported on the track section in the step 202, the hanging basket walking device and the track section are fixedly connected into a whole through the longitudinal connecting piece, the movable cantilever hanging basket is stably supported on the rear end section which is welded in the step 201, meanwhile, the movable cantilever hanging basket and the rear end section are connected into a whole, and construction safety is improved.

Through longitudinal connectors will hang basket running gear with track section fastening connection back as an organic whole carries out horizontal adjustment to horizontal expansion plate 9, adjusts horizontal expansion plate 9 to suitable position, satisfies welding constructor's actual demand.

Moving the movable cantilever hanging basket from back to front along the installed rail when the next flange plate segment welding construction is carried out in step 204; when the width of the bridge cantilever segment (namely the flange plate 2) changes, only the horizontal expansion plate 9 needs to be transversely adjusted.

In this embodiment, the constructed steel box girder 1 is divided into a plurality of steel box girder segments from back to front along the longitudinal length direction (i.e., the longitudinal bridge direction), the middle girder body 3 is divided into a plurality of middle girder body segments from back to front along the longitudinal length direction (i.e., the longitudinal bridge direction), the front and back adjacent two middle girder body segments are fixedly connected in a welding manner, and each steel box girder segment comprises one middle girder body segment and two flange plate segments on the left and right.

In this embodiment, when the middle beam body of the steel box girder is constructed in the first step, the middle beam body segments are erected one by one from the rear to the front along the longitudinal bridge direction, and the front and rear adjacent middle beam body segments are welded and fixed into a whole.

In order to save the construction period, in the first step, in the process of constructing the middle girder body 3, welding construction is respectively carried out on a plurality of flange plate segments of each flange plate 2 from back to front along the longitudinal bridge direction. And, when welding any one of the flange plate segments, welding and fixing the currently constructed flange plate segment to the constructed middle beam body segment.

In this embodiment, the bridge lower support structure includes a plurality of vertical piers arranged from front to back along the longitudinal bridge direction.

During actual construction, in order to save a construction period, before the hoisting and the track segment installation are performed in step 2041, one track segment may be installed on the currently constructed flange plate segment, and then the currently constructed flange plate segment welded with the track segment is hoisted in place by using hoisting equipment.

In this embodiment, both the welding device in step 201 and the welding device in step 2042 are welding machines.

In the embodiment, the front and the rear adjacent two flange plate segments are fixedly connected in a welding manner;

when the welding construction of the flange plate segments is performed in step 2042, the method includes the following steps:

step A1, transverse welding: welding the currently constructed flange plate segment from inside to outside along the transverse bridge direction by utilizing the movable cantilever hanging basket which is installed and positioned at the rear side of the currently constructed flange plate segment, so that the currently constructed flange plate segment and the adjacent segment at the rear side are welded and fixed into a whole;

the rear adjacent segment is one flange plate segment which is positioned at the rear side of the currently constructed flange plate segment and is adjacent to the currently constructed flange plate segment;

when the currently constructed flange plate segment is welded from inside to outside along the transverse bridge direction, the welding construction platform is utilized, and the welding equipment is adopted to weld the transverse connecting seam between the currently constructed flange plate segment and the rear side adjacent segment from inside to outside;

step A2, longitudinal welding: and welding the currently constructed flange plate segment from back to front along the longitudinal bridge direction, so that the currently constructed flange plate segment and the middle beam body 3 are welded and fixed into a whole, and the welding construction process of the currently constructed flange plate segment is completed.

In this embodiment, as shown in fig. 2, a splicing seam (also referred to as a connecting seam) between the upper portion of the inner end of the welded flange plate and the middle beam body 3 is an upper splicing seam 24, a splicing seam between the lower portion of the inner end of the welded flange plate and the middle beam body 3 is a lower splicing seam 23, and both the upper splicing seam 24 and the lower splicing seam 23 are horizontal seams and both are longitudinal seams.

The welding equipment for welding the upper splicing seam 24 between the upper part of the inner end of the welded flange plate and the middle beam body 3 is the same as the welding equipment for welding the lower splicing seam 23 between the lower part of the inner end of the welded flange plate and the middle beam body 3, and the welding equipment is a welding machine adopting a high-pressure gas cylinder for welding. Meanwhile, the welding equipment for welding the front and rear adjacent middle beam body sections is the same as the welding equipment for welding the lower splicing seam 23 between the lower part of the inner end of the welded flange plate and the middle beam body 3.

In this embodiment, the welding machine is supported by a high-pressure gas cylinder stacking and moving device capable of translating back and forth on the middle beam body 3 in step 201, so that actual construction is very simple and convenient, and a welding operator only needs to hold a welding gun.

In this embodiment, before the welding construction of the rear end section in step 201, a support frame is first set up below the position of the currently constructed rear end section. When the rear end section welding construction is performed in the step 201, the rear end section hoisted in place and the middle beam body 3 are welded and fixed into a whole by using the support frame and welding equipment.

In step 201, when the rear end section is welded, the lower splicing seam 23 and the upper splicing seam 24 between the rear end section and the middle beam body 3 are respectively welded from back to front along the longitudinal bridge direction, so that the rear end section and the middle beam body 3 are welded and fixed into a whole. And when the lower splicing seam 23 between the rear end section and the middle beam body 3 is welded, the support frame is utilized and welding equipment is adopted for welding. During actual construction, a welding constructor stands on the support frame for welding, and the welding constructor holds a welding gun of the welding machine by hand and stands on the support frame for welding.

When welding the upper splicing seam 24 between the rear end section and the middle beam body 3, a welding constructor stands on the middle beam body 3 to weld, and the welding constructor holds a welding gun of the welding machine to weld.

In this embodiment, when the transverse connecting seam between the currently constructed flange plate segment and the rear-side adjacent segment is welded in step a1, the welding construction platform is used and the welding equipment is used to weld the transverse connecting seam between the bottom of the currently constructed flange plate segment and the bottom of the rear-side adjacent segment from inside to outside; when the transverse connecting joint between the bottom of the currently constructed flange plate segment and the bottom of the rear adjacent segment is welded, a welding operator stands on the welding construction platform and holds a welding gun to weld. Meanwhile, the welding equipment is adopted to weld the upper part of the currently constructed flange plate segment and the transverse connecting seam between the upper parts of the rear side adjacent segments, and when the upper part of the currently constructed flange plate segment and the transverse connecting seam between the upper parts of the rear side adjacent segments are welded, a welding constructor stands on the middle beam body 3 and holds a welding gun to weld.

When the longitudinal welding is performed in the step a2, the lower splicing seam 23 and the upper splicing seam 24 between the currently constructed flange plate segment and the middle beam body 3 are respectively welded from back to front along the longitudinal bridge direction. When the lower splicing seam 23 between the currently constructed flange plate segment and the middle beam body 3 is welded, the welding construction platform is used and the welding equipment is used for welding; when welding the lower splicing seam 23 between the currently constructed flange plate segment and the middle beam body 3, a welding constructor stands on the welding construction platform and holds a welding gun to weld. When welding the upper splicing seam 24 between the flange plate segment under construction and the middle beam body 3, a welding constructor stands on the middle beam body 3 and holds a welding gun to weld.

According to the above, when the front and rear adjacent middle beam body sections, the flange plate 2 and the middle beam body 3, and the front and rear adjacent flange plate sections are welded, the welding mode is flexible, very simple, convenient and quick, labor and time are saved, and the construction efficiency can be effectively improved.

The above, only be the utility model discloses a preferred embodiment, it is not right the utility model discloses do any restriction, all according to the utility model discloses the technical entity all still belongs to any simple modification, change and the equivalent structure change of doing above embodiment the utility model discloses technical scheme's within the scope of protection.

Claims (9)

1. The utility model provides a mobilizable telescopic cantilever string basket which characterized in that: the steel box girder construction device comprises a hanging basket body capable of translating on a constructed steel box girder (1) along the longitudinal length direction, a hanging basket traveling device arranged on the hanging basket body and a traveling rail for the hanging basket traveling device to travel, wherein the hanging basket traveling device is arranged on the traveling rail; the hanging basket body is arranged on a flange plate (2) of the constructed steel box girder (1), and the flange plate (2) is a welded flange plate;

the hanging basket body comprises a rear side support (7) and a vertical support frame arranged in front of the rear side support (7), and the rear side support (7) is horizontally arranged;

the vertical supporting frame is formed by connecting a lower frame (4), an upper frame (5) arranged right above the lower frame (4) and a vertical connecting mechanism connected between the upper frame (5) and the lower frame (4), and the lower frame (4) and the upper frame (5) are horizontally arranged; the lower frame (4) is a lower support frame which is a rectangular frame and is formed by splicing a lower rear cross beam (4-1), a lower front cross beam (4-2) arranged right in front of the lower rear cross beam (4-1) and a lower longitudinal connecting beam (4-3) connected between the lower rear cross beam (4-1) and the lower front cross beam (4-2) in a left-right mode, and the lower rear cross beam (4-1), the lower front cross beam (4-2) and the lower longitudinal connecting beam (4-3) of the lower frame (4) are straight beams which are horizontally arranged and are uniformly distributed on the same horizontal plane; the lower rear cross beam (4-1) and the lower front cross beam (4-2) are symmetrically arranged and are arranged along the transverse width direction of the constructed steel box beam (1), and the two lower longitudinal connecting beams (4-3) are arranged in parallel and are arranged vertically to the lower rear cross beam (4-1);

the upper frame (5) is positioned right in front of the rear side bracket (7) and the upper frame and the rear side bracket are positioned on the same horizontal plane; the structure and the size of the rear side support (7) and the upper frame (5) are the same, the rear side support and the upper frame are both upper support frames, each upper support frame is formed by splicing an upper rear cross beam (5-1), an upper front cross beam (5-2) arranged right in front of the upper rear cross beam (5-1) and upper longitudinal connecting beams (5-3) connected between the upper rear cross beam (5-1) and the upper front cross beam (5-2) in a left-right mode, and the upper rear cross beam (5-1), the upper front cross beam (5-2) and the upper longitudinal connecting beams (5-3) of the upper frame (5) are straight beams which are horizontally arranged and are uniformly distributed on the same horizontal plane; the upper rear cross beam (5-1) and the upper front cross beam (5-2) are symmetrically arranged and are arranged in parallel with the lower rear cross beam (4-1), and the two upper longitudinal connecting beams (5-3) are arranged vertically with the upper rear cross beam (5-1);

the upper rear cross beam (5-1) of the upper frame (5) is arranged right above the lower rear cross beam (4-1) in the lower frame (4), and the upper front cross beam (5-2) of the upper frame (5) is arranged right above the lower front cross beam (4-2) in the lower frame (4); an upper front cross beam (5-2) of the rear side support (7) is fixedly connected with an upper rear cross beam (5-1) of the upper frame (5) into a whole, and the rear side support (7) and the upper frame (5) form an upper support frame;

the hanging basket walking device is arranged at the bottom of the rear side bracket (7), and the rear side bracket (7) is supported on the welded flange plate through the hanging basket walking device; the upper frame (5) and the rear side bracket (7) are both positioned above the welded flange plate, the lower frame (4) is positioned below the welded flange plate, and the vertical connecting mechanism is positioned outside the welded flange plate; the vertical connecting mechanism comprises a plurality of vertical connecting columns (6) connected between the upper frame (5) and the lower frame (4), and the vertical connecting columns (6) are all positioned on the outer sides of the welded flange plates; the travelling rails are arranged on the welded flange plates, are arranged along the longitudinal length direction of the constructed steel box girder (1), and are positioned right below the hanging basket travelling device;

be provided with on underframe (4) and carry out welding construction's welding construction platform to the flange board that welds, welding construction platform is telescopic construction platform and its horizontal fixation board (8) that are fixed in on underframe (4) including the level and supports in horizontal fixation board (8) top and can carry out inside and outside translation horizontal expansion plate (9), horizontal expansion plate (9) and horizontal fixation board (8) are the rectangle flat board.

2. A removable telescopic cantilever basket according to claim 1, wherein: the constructed steel box girder (1) is formed by splicing a middle girder body (3) and two flange plates (2) which are symmetrically arranged at the left and right, and the middle girder body (3) and the two flange plates (2) are fixedly connected in a welding mode; the welded flange plate is one flange plate (2) of the constructed steel box girder (1);

the welded flange plates are divided into a rear side flange plate positioned at the rear side of the vertical supporting frame and a front side flange plate positioned in front of the rear side flange plate, the rear side flange plate is a welded flange plate which is welded and fixed with the middle beam body (3) into a whole, and the front side flange plate is a flange plate to be welded;

the rear side bracket (7) is supported on the welded flange plate through the hanging basket travelling device, and the travelling track is distributed on the welded flange plate; the upper frame (5) is located above the flange plates to be welded, the lower frame (4) is located below the flange plates to be welded, and the vertical connecting mechanism is located on the outer sides of the flange plates to be welded.

3. A removable telescopic cantilever basket according to claim 1 or 2, wherein: the walking tracks comprise an inner steel track and an outer steel track which are arranged in parallel, the two steel tracks are symmetrically arranged, the two steel tracks are horizontally arranged and are vertically arranged with an upper rear cross beam (5-1) of the rear side bracket (7); the two steel rails are respectively an inner side rail (15) arranged above the inner side of the welded flange plate and an outer side rail (16) arranged above the outer side of the welded flange plate;

the hanging basket traveling device comprises an inner hanging basket traveling mechanism and an outer hanging basket traveling mechanism which are symmetrically arranged, wherein the inner hanging basket traveling mechanism and the outer hanging basket traveling mechanism are respectively an inner side traveling mechanism which moves back and forth on an inner side rail (15) and an outer side traveling mechanism which moves back and forth on an outer side rail (16); the inner side travelling mechanism is arranged at the inner side bottom of the rear side support (7), and the outer side travelling mechanism is arranged at the outer side bottom of the rear side support (7).

4. A removable telescopic cantilever basket according to claim 3, wherein: each hanging basket travelling mechanism comprises a front travelling wheel and a rear travelling wheel (17) which move back and forth on the same steel rail, the two travelling wheels (17) are symmetrically arranged and are uniformly distributed on the same steel rail; every hang two of basket running gear the walking wheel (17) are respectively for the back walking wheel and are located the preceding walking wheel in the dead ahead of back walking wheel, the back walking wheel is installed in upper portion rear beam (5-1) bottom at back collateral branch frame (7), preceding walking wheel is installed in upper portion front beam (5-2) bottom at back collateral branch frame (7).

5. A removable telescopic cantilever basket according to claim 4, wherein: each travelling wheel (17) comprises a vertical wheel carrier (17-1) and a wheel body (17-2) arranged on the vertical wheel carrier (17-1);

each steel track is fastened and connected with vertical wheel carriers (17-1) of two walking wheels (17) arranged on the steel track through a longitudinal connecting piece, and the longitudinal connecting piece is horizontally arranged and is vertically arranged with an upper rear cross beam (5-1) of the rear side bracket (7).

6. A removable telescopic cantilever basket according to claim 5, wherein: each longitudinal connecting piece comprises an inner longitudinal connecting rod (20) and an outer longitudinal connecting rod (20) which are symmetrically arranged, the two longitudinal connecting rods (20) are horizontally arranged and are vertically arranged with an upper rear cross beam (5-1) of the rear side support (7), and the two longitudinal connecting rods (20) are steel rods;

each steel track is fixedly connected with vertical wheel carriers (17-1) of the two travelling wheels (17) arranged on the steel track into a whole through two longitudinal connecting rods (20), and the two longitudinal connecting rods (20) are respectively arranged on the inner side and the outer side of the connected steel track;

the upper part of the longitudinal connecting rod (20) is fixedly connected with vertical wheel carriers (17-1) of the two walking wheels (17) into a whole, and the lower part of the longitudinal connecting rod (20) is clamped on a steel track; and the two side walls of each steel rail are respectively provided with a longitudinal clamping groove for clamping a longitudinal connecting rod (20), and the longitudinal clamping grooves are horizontally arranged and are arranged along the longitudinal length direction of the steel rail.

7. A removable telescopic cantilever basket according to claim 1 or 2, wherein: the hanging basket body further comprises a rear lower support (24) located right below the rear support (7), the rear lower support (24) and the lower frame (4) are identical in structure and size and are arranged on the same horizontal plane, the rear lower support (24) is located right behind the lower frame (4) and is connected with the lower support to form a lower support, and a lower front cross beam (4-2) of the rear lower support (24) is fixedly connected with a lower rear cross beam (4-1) of the lower frame (4) into a whole;

the lower front cross beam (4-2) and the lower rear cross beam (4-1) are both lower supporting cross beams, and the upper rear cross beam (5-1) and the upper front cross beam (5-2) are both upper supporting cross beams; the bottom of each vertical connecting column (6) is supported on one lower supporting beam, and the outer side of each lower supporting beam is fixedly connected with one upper supporting beam positioned right above the lower supporting beam through one vertical connecting column (6);

the outer end of each upper supporting beam is positioned on the inner side of one vertical connecting column (6), and the outer end of each upper supporting beam is fixed on the side wall of one vertical connecting column (6); every outer end top of lower support crossbeam all is provided with an outer column (12), outer column (12) are vertical to laying and its height and vertical spliced pole (6) highly the same, every outer column (12) all are located one vertical spliced pole (6) outside, every all by supreme a plurality of horizontal connecting rod (14) of having laid down between outer column (12) and the vertical spliced pole (6) that are located its inboard, every outer column (12) and be located its inboard vertical spliced pole (6) and connect in a plurality of between the two horizontal connecting rod (14) all constitute a vertical cat ladder.

8. A removable telescopic cantilever basket according to claim 1 or 2, wherein: a plurality of longitudinal reinforcing beams (4-4) are arranged at the bottom of the lower support frame from inside to outside, the longitudinal reinforcing beams (4-4) are all positioned between the two lower longitudinal connecting beams (4-3), and the longitudinal reinforcing beams (4-4) are all arranged in parallel with the lower longitudinal connecting beams (4-3);

vertical fence guardrails (4-5) are arranged on the lower rear cross beam (4-1) and the lower front cross beam (4-2), and the vertical fence guardrails (4-5) and the lower front cross beam (4-2) are arranged in parallel.

9. A removable telescopic cantilever basket according to claim 8, wherein: the vertical connecting mechanism comprises two vertical connecting columns (6), one vertical connecting column (6) is fixed above the outer side of the lower rear cross beam (4-1), and the other vertical connecting column (6) is fixed above the outer side of the lower front cross beam (4-2); the upper ends of the two vertical connecting columns (6) are connected through an upper connecting beam (21), and the upper connecting beam (21) and the upper rear cross beam (5-1) are vertically arranged; the upper connecting beam (21) and the two vertical connecting columns (6) are arranged on the same plane, and the upper connecting beam (21) is positioned above the upper frame (5).

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