CN220950981U - Hydraulic lifting structure for steel truss corridor - Google Patents

Abstract

The utility model discloses a hydraulic lifting structure for a steel truss corridor, which can stably lift the steel truss corridor and ensure the stability and safety of the steel truss corridor in the lifting process; the hydraulic lifting structure includes: the steel rib column, the cross beam, the first bracket, the lifter, the steel strand and the guide frame; the steel rib column is embedded into the core tube, the steel rib column is arranged along the height direction of the core tube, the first end of the cross beam is vertically connected with the steel rib column, and the second end of the cross beam is overhanging the core tube; the first bracket is arranged on the cross beam, one or more lifters are arranged on the first bracket, and the guide frame is arranged on the cross beam or the first bracket; the first end of the steel strand passes through the lifter and is connected to the lower chord member of the steel truss corridor, and the second end of the steel strand bypasses the guide frame.

Description

Hydraulic lifting structure for steel truss corridor

Technical Field

The utility model relates to the technical field of constructional engineering, in particular to a hydraulic lifting structure for a steel truss corridor.

Background

According to the specification of the unified civil architecture design standard GB50352-2019, the building with the above-ground building height of more than 100m is an ultra-high-rise building; in the construction process of super high-rise building with a plurality of towers, in order to facilitate the connection between towers and improve the aesthetic property of super high-rise building construction, two adjacent towers are connected by adopting a corridor structure, and the main structure of the corridor can be used as a sightseeing corridor due to good lighting effect and wide visual field.

Corridor construction typically takes the form: firstly, hoisting the steel members in bulk to a high-altitude place for assembly on site, and secondly, after assembling the steel members into the corridor with an integral structure, integrally lifting the corridor. For heavy steel corridor structure (corridor span is not less than 40m, weight is not less than 800t, lifting height is not less than 70 m) with large span and higher lifting height, the bracket erection process can be involved in the field assembly at the high altitude, the whole construction period is long, the material consumption is high, and the corridor is assembled at the high altitude field and has great safety risk. When the corridor structure is integrally lifted, wind load can be increased along with the increase of lifting height, and the lifting stability of the corridor is affected; moreover, stability and safety in the hoisting process of the steel corridor can be influenced by stability of the lifter fixation and placement of the steel strands of the lifter.

Therefore, to the heavy steel truss corridor structure that the span is big, promote highly, how to design the promotion structure of steel truss corridor, make steel truss corridor steadily lift by crane, guarantee the security of steel truss corridor promotion in-process, be the steel truss corridor and promote the problem of important consideration in the work progress.

Disclosure of utility model

At least one of the purposes of the utility model is to provide a hydraulic lifting structure for a steel truss corridor, which aims at overcoming the problems existing in the prior art, can enable the steel truss corridor structure to be stably and safely lifted, and ensures the safety of the steel truss corridor structure in the lifting process.

In order to achieve the above object, the present utility model adopts a technical scheme including the following aspects.

A hydraulic lifting structure for a steel truss gallery, comprising: the steel rib column, the cross beam, the first bracket, the lifter, the steel strand and the guide frame; the steel rib column is embedded into the core tube, the steel rib column is arranged along the height direction of the core tube, the first end of the cross beam is vertically connected with the steel rib column, and the second end of the cross beam is overhanging the core tube; the first bracket is arranged on the cross beam, one or more lifters are arranged on the first bracket, and the guide frame is arranged on the cross beam or the first bracket; the first end of the steel strand passes through the lifter and is connected to the lower chord member of the steel truss corridor, and the second end of the steel strand bypasses the guide frame.

Preferably, the steel rib column is T-shaped and comprises a supporting part and a connecting part, wherein the supporting part is embedded in the core tube, the bottom of the supporting part is connected with the top of the second steel rib column, and the connecting part is connected with the first end of the cross beam; a first diagonal bracing is arranged between the cross beam and the steel rib column, the first end of the first diagonal bracing is connected with the bottom of the cross beam, and the second end of the first diagonal bracing is connected with the second steel rib column.

Preferably, the supporting part and the connecting part of the steel rib column are both in a box structure, and steel rib beams are respectively arranged on the front side and the rear side of the steel rib column; the crossbeam is box structure, be provided with the second bracing on two sides around the crossbeam respectively, the first end of second bracing is connected with the side of crossbeam, the second end of second bracing is connected with the side of steel skeleton roof beam, form triangle-shaped structure between second bracing, crossbeam and the steel skeleton roof beam.

Preferably, one or more first brackets are respectively arranged on two sides of the cross beam, and a lifter is respectively arranged on each first bracket; the lower chord member is of a box structure, one or more second brackets are respectively arranged on two side faces of the lower chord member, the second brackets are arranged close to the end parts of the lower chord member, and the second brackets and the first brackets are positioned on the same axis in the height direction.

Preferably, the first bracket comprises a first top plate, two first stiffening plates are arranged at the bottom of the first top plate and are respectively close to two sides of the first top plate, a through hole penetrating through the first top plate is formed in the first top plate, a clamping groove is further formed in the first top plate and is communicated with the through hole, and the steel stranded wires are clamped into the through hole through the clamping groove; the two first stiffening plates are respectively arranged on the side surfaces far away from each other, the two first stiffening plates are respectively arranged on the side surfaces close to each other, the second stiffening plates are vertically connected with the first stiffening plates, and the top of the second stiffening plates is connected with the first top plate.

Preferably, the second bracket comprises a first bottom plate, two third stiffening plates are arranged at the top of the first bottom plate, and the two third stiffening plates are respectively close to two sides of the first bottom plate; the first bottom plate is provided with a through hole penetrating through the first bottom plate, the hole width of the through hole is matched with the diameter of the steel strand, and the first end of the steel strand penetrates through the through hole on the first bottom plate and is fixed on the first bottom plate through the anchor plate; the side surfaces of the two third stiffening plates, which are far away from each other, are respectively provided with a fourth stiffening plate, the fourth stiffening plates are vertically connected with the third stiffening plates, and the bottoms of the fourth stiffening plates are connected with the first bottom plate; the two third stiffening plates are arranged on the side surfaces close to each other, the bottoms of the two third stiffening plates are vertically connected with the first bottom plate, and two ends of the two third stiffening plates are respectively connected with the third stiffening plates.

Preferably, the guide frame comprises two first upright posts which are parallel to each other, a first cross rod is arranged between the two upright posts, a plurality of first cross rods are arranged along the height direction of the first upright posts, and two ends of each first cross rod are respectively connected with the first upright posts; a second cross rod is arranged at the position, close to the top, of each first upright post, the second cross rods are mutually perpendicular to the first upright posts, the first ends of the second cross rods are connected with the first upright posts, a baffle column is arranged at the second ends of the second cross rods, the baffle column is mutually perpendicular to the second cross rods, and the bottoms of the baffle columns are connected with the tops of the second cross rods; and a third diagonal brace is further arranged between the second cross rod and the first upright post, the first end of the third diagonal brace is connected with the second end of the second cross rod, and the second end of the third diagonal brace is connected with the first upright post.

Preferably, the whole structure of the guide frame is a quadrangular prism or a triangular prism structure, and when the guide frame is a quadrangular prism structure, four first upright posts are respectively arranged at the vertex positions of the quadrangular prism; when the guide frame is of a triangular prism structure, the guide frame further comprises a second upright post, the second upright post and the first upright post form a triangular structure, a third cross rod is arranged between the second upright post and the first upright post, the first end of the third cross rod is connected with the first upright post, and the second end of the third cross rod is connected with the second upright post.

Preferably, a pulley is arranged at the top of the second cross rod, and the steel strand bypasses the pulley.

Preferably, the first bracket is of an integral structure, lifting lugs are respectively arranged at four foot positions of the first bracket, a lifter is arranged at the top of each lifting lug, a lifting through hole penetrating through each lifting lug is formed in each lifting lug, a clamping groove is further formed in each lifting lug, the clamping grooves are communicated with the lifting through holes from the end parts of the lifting lugs, and the steel strands are clamped into the lifting through holes of the lifting lugs from the clamping groove positions; grooves are formed in the left end and the right end of the first bracket respectively, one or more fifth stiffening plates are arranged on the front side and the rear side of the first bracket respectively, and sixth stiffening plates are arranged at the four-foot position of the bottom of the first bracket respectively.

In summary, due to the adoption of the technical scheme, the utility model has at least the following beneficial effects:

Through setting up steel skeleton post, crossbeam, first bracket, riser, steel strand wires and leading truck, can make the steady lifting of steel truss vestibule, improve the security of steel truss vestibule in-process of lifting; through arranging a plurality of first brackets on two sides of the cross beam respectively and arranging lifters on each first bracket respectively, smooth progress of the steel truss corridor lifting process can be ensured; the lifter can be stably installed on the first bracket by arranging the fixing piece on the first bracket; through setting up the pulley on the leading truck, the pulley is walked around to the steel strand wires, can prevent the steel strand wires winding, guarantees going on smoothly of steel truss vestibule lifting process.

Drawings

Fig. 1 is a schematic view of a hydraulic lifting structure for a steel truss gallery in accordance with an exemplary embodiment of the utility model.

Fig. 2 is a top view of an exemplary embodiment of the present utility model during lifting of a hydraulic lifting structure for a steel truss gallery.

Fig. 3 is a schematic view of a connection structure of a first bracket and a cross beam according to an exemplary embodiment of the present utility model.

Fig. 4 is a top view of the first bracket and cross beam connection of fig. 3.

Fig. 5 is a schematic view of a connection structure of a second bracket and a lower chord according to an exemplary embodiment of the present utility model.

Fig. 6 is a top view of the second bracket and bottom chord connection of fig. 5.

Fig. 7 is a schematic view of a guide frame structure according to an exemplary embodiment of the present utility model.

Fig. 8 is a side view of the guide frame A-A of fig. 7.

Fig. 9 is a top view of a first bracket and cross beam connection structure according to another exemplary embodiment of the present utility model.

Fig. 10 is a top view of a second bracket and bottom chord connection structure according to another exemplary embodiment of the present utility model.

Fig. 11 is a top view of a first bracket and cross beam connection structure according to yet another exemplary embodiment of the present utility model.

Fig. 12 is a front view of the first bracket and cross beam connection of fig. 11.

Fig. 13 is a schematic view of a lifter bottom and bracket connection structure according to an exemplary embodiment of the present utility model.

The marks in the figure are as follows: 1-steel skeleton columns, 2-cross beams, 3-first brackets, 300-first top plates, 301-first stiffening plates, 302-second stiffening plates, 4-lifters, 5-steel strands, 6-guide frames, 61-first upright columns, 62-first cross bars, 63-second cross bars, 64-baffle columns, 65-third diagonal braces, 66-second upright columns, 67-third cross bars, 7-first diagonal braces, 8-lower chords, 9-second brackets, 900-first bottom plates, 901-third stiffening plates, 902-fourth stiffening plates, 903-partition plates, 10-upper chords, 11-steel skeleton beams, 12-second diagonal braces, 13-fifth stiffening plates, 14-sixth stiffening plates, 15-fasteners.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, so that the objects, technical solutions and advantages of the present utility model will become more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Referring to fig. 1 and 2, a hydraulic lifting structure for a steel truss gallery according to an exemplary embodiment of the present utility model includes a steel column 1, a cross member 2, a first bracket 3, a lifter 4, a steel strand 5, and a guide frame 6; the steel rib column 1 is embedded into the core tube, the steel rib column 1 is arranged along the height direction of the core tube, the first end of the cross beam 2 is vertically connected with the steel rib column 1, and the second end of the cross beam 2 is overhanging the core tube; the first bracket 3 is arranged on the cross beam 2, one or more lifters 4 are arranged on the first bracket 3, and the guide frame 6 is arranged on the cross beam 2 or the first bracket 3; the first ends of the steel strands 5 pass through the lifters 4 and are connected to the lower chords 8 of the steel truss gallery, and the second ends of the steel strands 5 bypass the guide frames 6.

In the hoisting process of the steel truss corridor, the cross beam 2 not only can be used as a hoisting structure to provide a stable counter-force fulcrum for hoisting the steel truss corridor, but also can be used as a connecting structure to be connected with the upper chord member 10 of the steel truss corridor after the steel truss corridor is hoisted to a preset position, so that the safety of the steel truss corridor in the hoisting and installing processes is improved; in the steel truss corridor hoisting process, a support structure is not required to be additionally erected, and the construction progress is accelerated.

The steel rib column 1 is T-shaped in overall shape and comprises a supporting part and a connecting part, wherein the supporting part is welded or integrally formed with the connecting part, the supporting part is embedded into the core tube, the bottom of the supporting part is connected with the top of the second steel rib column, and the connecting part is connected with the first end of the cross beam 2. A first diagonal brace 7 is arranged between the cross beam 2 and the steel rib column 1, a first end of the first diagonal brace 7 is connected with the bottom of the cross beam 2, and a second end of the first diagonal brace 7 is connected with the second steel rib column; the first diagonal bracing 7 is welded with the cross beam 2, can dismantle and be connected or integrated into one piece, and the first diagonal bracing 7 is welded with the second steel skeleton post, can dismantle and be connected or integrated into one piece, and the first diagonal bracing 7 is used for reinforcing the joint strength of cross beam 2 and steel skeleton post 1 to improve the security of steel truss vestibule in-process of promoting.

Referring to fig. 2, the supporting part and the connecting part of the steel rib column 1 are both in a box structure, two opposite side surfaces of the steel rib column 1 in the front-back direction (up-down direction in fig. 2) are respectively provided with a steel rib beam 11, the steel rib beam 11 is welded with the steel rib column 1, the cross beam 2 is in a box structure, the front-back side surfaces of the cross beam 2 are respectively provided with a second diagonal brace 12, a first end of the second diagonal brace 12 is connected with the side surface of the cross beam 2, a second end of the second diagonal brace 12 is connected with the side surface of the steel rib beam 11, and a triangular structure is formed among the second diagonal brace 12, the cross beam 2 and the steel rib beam 11; the second diagonal bracing 12 is welded, detachably connected or integrally formed with the cross beam 2, the second diagonal bracing 12 is welded, detachably connected or integrally formed with the steel skeleton beam 11, and the second diagonal bracing 12 is used for enhancing the connection strength of the cross beam 2 and the steel skeleton column 1.

Be provided with two first brackets 3 on the crossbeam 2, two first brackets 3 set up respectively in the front and back (direction around fig. 1) both sides of crossbeam 2, and the distance between first bracket 3 axis and the crossbeam tip is 1.5~2m, correspondingly, is provided with a riser on every first bracket 3 respectively. Referring to fig. 3 and 4, two first brackets 3 are respectively arranged at two sides of the cross beam 2, and the first brackets 3 are detachably connected, welded or integrally formed with the cross beam 2; the first bracket 3 comprises a first top plate 300, two first stiffening plates 301 are arranged at the bottom of the first top plate 300, the two first stiffening plates 301 are respectively arranged close to two sides of the first top plate 300, a through hole penetrating through the first top plate 300 is formed in the first top plate 300, a clamping groove is further formed in the first top plate 300 and communicated with the through hole, and a steel strand can be clamped into the through hole through the clamping groove; the two first stiffening plates 301 are respectively provided with a second stiffening plate 302 on the side surfaces far away from each other, the two first stiffening plates 301 are respectively provided with a second stiffening plate 302 on the side surfaces close to each other, the second stiffening plates 302 are vertically connected with the first stiffening plates 301, and the top of each second stiffening plate 302 is connected with the first top plate 300; the second stiffening plate 302 may improve the stability of the first bracket 3 structure, thereby ensuring smooth lifting of the steel truss gallery structure. The first top plate 300 and the first stiffening plate 301, the first stiffening plate 301 and the second stiffening plate 302, and the second stiffening plate 302 and the first top plate 300 may be welded, so as to form a first bracket 3, and the first bracket 3 may also be integrally formed.

Referring to fig. 5 and 6, the lower chord member 8 is of a box structure, two side surfaces of the lower chord member 8 are respectively provided with a second bracket 9, the second brackets 9 are arranged close to the end parts of the lower chord member 8, the distance between the central axis of the second brackets 9 and the end parts of the lower chord member 8 is 500-800 mm, and the second brackets 9 and the lower chord member 8 are detachably connected, welded or integrally formed; when the steel truss corridor structure is hoisted, the second bracket 9 and the first bracket 3 are positioned on the same axis in the height direction. The second bracket 9 comprises a first bottom plate 900, two third stiffening plates 901 are arranged at the top of the first bottom plate 900, and the two third stiffening plates 901 are respectively arranged close to two sides of the first bottom plate 900; the first bottom plate 900 is provided with a through hole penetrating through the first bottom plate 900, the hole width of the through hole is matched with the diameter of the steel strand, and the first end of the steel strand passes through the through hole on the first bottom plate 900 and is fixed on the first bottom plate 900 through an anchor plate; the side surfaces of the two third stiffening plates 901, which are far away from each other, are respectively provided with a fourth stiffening plate 902, the fourth stiffening plate 902 is vertically connected with the third stiffening plates 901, and the bottom of the fourth stiffening plate 902 is connected with the first bottom plate 900; the two third stiffening plates 901 are provided with a partition plate 903 on the side surface close to each other, the bottom of the partition plate 903 is vertically connected with the first bottom plate 900, and two ends of the partition plate 903 are respectively connected with the third stiffening plates 901. The fourth stiffening plate 902 and the spacer 903 can improve the stability of the second bracket 9 structure, and ensure the smooth hoisting of the steel truss gallery structure. The first bottom plate 900 and the third stiffening plate 901, the third stiffening plate 901 and the fourth stiffening plate 902, the third stiffening plate 901 and the partition 903, the partition 903 and the first bottom plate 900, and the fourth stiffening plate 902 and the first bottom plate 900 may be welded, so as to form a second bracket 9, and the second bracket 9 may also be integrally formed.

Referring to fig. 7, the guide frame 6 includes two first columns 61 parallel to each other, a first cross bar 62 is provided between the two columns 61, a plurality of first cross bars 62 are provided along the height direction of the first columns 61, and both ends of the first cross bars 62 are respectively connected with the first columns 61; a second cross rod 63 is further arranged at the position, close to the top, of each first upright post 61, the second cross rods 63 are perpendicular to the first upright posts 61, first ends of the second cross rods 63 are connected with the first upright posts 61, a baffle column 64 is arranged at second ends of the second cross rods 63, the baffle column 64 is perpendicular to the second cross rods 63, and the bottoms of the baffle columns 64 are connected with the tops of the second cross rods 63; a third diagonal brace 65 is further arranged between the second cross bar 63 and the first upright 61, a first end of the third diagonal brace 65 is connected with a second end of the second cross bar 63, and a second end of the third diagonal brace 65 is connected with the first upright 61.

The overall structure of the guide frame 6 may be a quadrangular prism structure, and when the structure is a quadrangular prism structure, four first upright posts 61 are respectively disposed at the vertex positions of the quadrangular prism; the guide frame 6 can also be a triangular prism structure, and the triangular prism structure can enhance the stability of the structure of the guide frame 6; in the case of a triangular prism structure, referring to fig. 7, the guide frame 6 further includes a second upright 66, where the second upright 66 and the first upright 61 form a triangular structure, a third cross bar 67 is disposed between the second upright 66 and the first upright 61, a first end of the third cross bar 67 is connected with the first upright 61, and a second end of the third cross bar 67 is connected with the second upright 66; likewise, a first cross bar 62 is provided between the two second uprights 66 to improve the structural stability of the guide frame 6.

The steel strands can bypass from the top of the second cross rod 63 to prevent the steel strands from winding and knotting and influence the hoisting stability of the steel truss gallery structure; the stop posts 64 prevent the steel strands from sliding out of the guide frame from the second cross bar 63 and affect the lifting process of the steel truss gallery structure. A pulley (not shown) may be further disposed at the top of the second cross bar 63, and the steel strand is wound around the pulley, thereby improving convenience in recovery of the steel strand. The guide frame 6 can be arranged on the cross beam 2, and when the guide frame is arranged on the cross beam 2, a certain distance (85-100 mm) is reserved between the edge of the guide frame 6 and the lifter.

In order to improve the stability of steel truss corridor lifting, a plurality of first brackets 3 (refer to fig. 9, and 4 are illustrated) may be further disposed on two sides of the cross beam 2, lifters are disposed on each first bracket 3, and correspondingly, a plurality of second brackets 9 (refer to fig. 10) are disposed on two sides of the lower chord member 8 of the steel truss corridor, and the stability of steel truss corridor lifting is further improved through the mutual cooperation between the plurality of first brackets 3 and the plurality of lifters.

When a plurality of first brackets 3 are respectively arranged on two sides of the cross beam 2, the first brackets 3 can also form an integral structure, and referring to fig. 11 and 12, the first brackets 3 are of an integral structure, lifting lugs are respectively arranged at four feet of the first brackets, lifters are correspondingly arranged at the tops of the lifting lugs, lifting through holes penetrating through the lifting lugs are formed in the lifting lugs, clamping grooves are further formed in the lifting lugs, the clamping grooves are communicated with the lifting through holes from the end parts of the lifting lugs, and steel strands are clamped into the lifting through holes of the lifting lugs from the clamping groove positions; grooves are respectively formed in the left end and the right end of the first bracket 3 so as to reduce the weight of the first bracket 3, and a through hole penetrating through the first bracket 3 can be formed in the middle of the first bracket 3 so as to further reduce the weight of the first bracket 3; one or more fifth stiffening plates 13 are respectively arranged on the front side and the rear side (the up-down direction in fig. 11 and the front-rear direction in fig. 12) of the first bracket 3, the section of each fifth stiffening plate 13 is of a triangle or trapezoid structure, the fifth stiffening plates 13 are vertically connected with the side of the first bracket 3, and the bottoms of the fifth stiffening plates 13 are welded or detachably connected with the top of the cross beam 2.

The bottom of the first bracket 3 is welded or detachably connected with the beam 2, referring to fig. 12, the four-foot positions of the bottom of the first bracket 3 are respectively provided with a sixth stiffening plate 14, the cross section of the sixth stiffening plate 14 is of a triangle or trapezoid structure, the top of the sixth stiffening plate 14 is welded or detachably connected with the bottom of the first bracket 3, and the side surface of the sixth stiffening plate 14 is welded or detachably connected with the beam 2; the fifth stiffening plate 13 and the sixth stiffening plate 14 may improve the stability of the connection of the first bracket 3 to the cross beam 2.

When first bracket 3 is overall structure, the leading truck can set up at first bracket 3 tops to the steel strand wires are walked around the leading truck, prevent that the steel strand wires from twining, influence the stability that steel truss vestibule structure promoted.

Referring to fig. 13, the lifter 4 is a hydraulic lifter, the rated lifting weight of the single hydraulic lifter is 285-405 t, when the lifter 4 is arranged on the first bracket 3, in order to ensure the stability of the installation of the lifter 4 on the first bracket 3, fixing pieces 15 are arranged at the connection position of the bottom of the lifter 4 and the first top plate 300 of the first bracket 3, and a plurality of fixing pieces 15 are uniformly arranged along the circumferential direction of the bottom of the lifter 4; the fixing piece 15 is a steel member, the cross section of the fixing piece 15 is of an L-shaped structure, the fixing piece comprises a first side and a second side, the first side and the second side of the fixing piece 15 are integrally formed, the bottom of the first side of the fixing piece 15 is welded or detachably connected with the first top plate 300, and the bottom of the lifter 4 is arranged in an L-shaped notch formed in the inner side surfaces of the first side and the second side of the fixing piece 15.

The foregoing is a detailed description of specific embodiments of the utility model and is not intended to be limiting of the utility model. Various alternatives, modifications and improvements will readily occur to those skilled in the relevant art without departing from the spirit and scope of the utility model.

Claims (10)

1. A hydraulic lifting structure for a steel truss gallery, comprising: the steel rib column (1), the cross beam (2), the first bracket (3), the lifter (4), the steel strand (5) and the guide frame (6); the steel rib column (1) is embedded into the core tube and is arranged along the height direction of the core tube, the first end of the cross beam (2) is vertically connected with the steel rib column (1), and the second end of the cross beam (2) overhangs the core tube; the first bracket (3) is arranged on the cross beam (2), one or more lifters (4) are arranged on the first bracket (3), and the guide frame (6) is arranged on the cross beam (2) or the first bracket (3); the first end of the steel strand (5) passes through the lifter (4) and is connected to the lower chord member (8) of the steel truss corridor, and the second end of the steel strand (5) bypasses the guide frame (6).

2. The hydraulic lifting structure for a steel truss corridor according to claim 1, characterized in that the steel skeleton column (1) is T-shaped in overall shape, comprising a support portion and a connecting portion, the support portion being pre-embedded in the core tube, the bottom of the support portion being connected with the top of the second steel skeleton column, the connecting portion being connected with the first end of the cross beam (2); a first diagonal brace (7) is arranged between the cross beam (2) and the steel rib column (1), a first end of the first diagonal brace (7) is connected with the bottom of the cross beam (2), and a second end of the first diagonal brace (7) is connected with the second steel rib column.

3. The hydraulic lifting structure for the steel truss corridor according to claim 2, wherein the supporting part and the connecting part of the steel skeleton column (1) are both of a box structure, and steel skeleton beams (11) are respectively arranged on the front side and the rear side of the steel skeleton column (1); the beam (2) is of a box structure, a second diagonal brace (12) is respectively arranged on the front side and the rear side of the beam (2), the first end of the second diagonal brace (12) is connected with the side face of the beam (2), the second end of the second diagonal brace (12) is connected with the side face of the steel skeleton beam (11), and a triangular structure is formed among the second diagonal brace (12), the beam (2) and the steel skeleton beam (11).

4. The hydraulic lifting structure for a steel truss corridor according to claim 1, characterized in that one or more first brackets (3) are respectively arranged on two sides of the cross beam (2), and a lifter is respectively arranged on each first bracket (3); the lower chord member (8) is of a box structure, one or more second brackets (9) are respectively arranged on two side faces of the lower chord member (8), the second brackets (9) are close to the end parts of the lower chord member (8), and the second brackets (9) and the first brackets (3) are positioned on the same axis in the height direction.

5. The hydraulic lifting structure for the steel truss corridor according to claim 1, wherein the first bracket (3) comprises a first top plate (300), two first stiffening plates (301) are arranged at the bottom of the first top plate (300), the two first stiffening plates (301) are respectively close to two sides of the first top plate (300), a through hole penetrating the first top plate (300) is formed in the first top plate (300), a clamping groove is further formed in the first top plate (300), the clamping groove is communicated with the through hole, and the steel strands are clamped into the through hole through the clamping groove; two be provided with second stiffening plate (302) on the side that first stiffening plate (301) kept away from each other respectively, two be provided with second stiffening plate (302) on the side that first stiffening plate (301) are close to each other respectively, second stiffening plate (302) are connected with first stiffening plate (301) is perpendicular, the top and the first roof (300) of second stiffening plate (302) are connected.

6. The hydraulic lifting structure for a steel truss corridor according to claim 4, wherein the second bracket (9) comprises a first bottom plate (900), two third stiffening plates (901) are arranged at the top of the first bottom plate (900), and the two third stiffening plates (901) are respectively arranged close to two sides of the first bottom plate (900); the first bottom plate (900) is provided with a through hole penetrating the first bottom plate (900), the hole width of the through hole is matched with the diameter of the steel strand, and the first end of the steel strand penetrates through the through hole in the first bottom plate (900) and is fixed on the first bottom plate (900) through an anchor plate; the two side surfaces, far away from each other, of the third stiffening plates (901) are respectively provided with a fourth stiffening plate (902), the fourth stiffening plates (902) are vertically connected with the third stiffening plates (901), and the bottoms of the fourth stiffening plates (902) are connected with the first bottom plate (900); the two third stiffening plates (901) are arranged on the side surfaces close to each other, the bottoms of the partition plates (903) are vertically connected with the first bottom plate (900), and the two ends of the partition plates (903) are respectively connected with the third stiffening plates (901).

7. The hydraulic lifting structure for a steel truss corridor according to any one of claims 1 to 6, characterized in that the guide frame (6) includes two first columns (61) parallel to each other, a first cross bar (62) is provided between the two columns (61), a plurality of first cross bars (62) are provided along the height direction of the first columns (61), and both ends of the first cross bars (62) are connected to the first columns (61), respectively; each first upright post (61) is provided with a second cross rod (63) close to the top, the second cross rods (63) are perpendicular to the first upright posts (61), the first ends of the second cross rods (63) are connected with the first upright posts (61), the second ends of the second cross rods (63) are provided with baffle columns (64), the baffle columns (64) are perpendicular to the second cross rods (63), and the bottoms of the baffle columns (64) are connected with the tops of the second cross rods (63); a third diagonal brace (65) is further arranged between the second cross rod (63) and the first upright post (61), the first end of the third diagonal brace (65) is connected with the second end of the second cross rod (63), and the second end of the third diagonal brace (65) is connected with the first upright post (61).

8. The hydraulic lifting structure for a steel truss corridor according to claim 7, characterized in that the overall structure of the guide frame (6) is a quadrangular prism or a triangular prism structure, and when the guide frame is a quadrangular prism structure, four first upright posts (61) are respectively arranged at the vertex positions of the quadrangular prism; when leading truck (6) are triangular prism body structure, leading truck (6) still includes second stand (66), second stand (66) form triangle-shaped structure with first stand (61), be provided with third horizontal pole (67) between second stand (66) and first stand (61), the first end and the first stand (61) of third horizontal pole (67) are connected, the second end and the second stand (66) of third horizontal pole (67) are connected.

9. The hydraulic lifting structure for a steel truss corridor according to claim 7, characterized in that the top of the second cross bar (63) is provided with a pulley around which the steel strand passes.

10. The hydraulic lifting structure for the steel truss corridor according to claim 1, wherein the first bracket (3) is of an integral structure, lifting lugs are respectively arranged at four foot positions of the first bracket (3), lifters are arranged at the tops of the lifting lugs, lifting through holes penetrating the lifting lugs are formed in the lifting lugs, clamping grooves are further formed in the lifting lugs, the clamping grooves are communicated with the lifting through holes from the end parts of the lifting lugs, and the steel strands are clamped into the lifting through holes of the lifting lugs from the clamping groove positions; grooves are formed in the left end and the right end of the first bracket (3) respectively, one or more fifth stiffening plates (13) are arranged on the front side and the rear side of the first bracket (3) respectively, and sixth stiffening plates (14) are arranged at the four-foot position of the bottom of the first bracket (3) respectively.