CN114517449A - A horizontal connection stull construction platform for arch bridge - Google Patents

Abstract

The utility model provides a horizontal connection stull construction platform for arch bridge, relates to bridge construction field, and it includes that at least two set up in the construction platform body of horizontal connection stull, and the staple bolt subassembly of horizontal connection stull is located including the cover to every construction platform body, and the staple bolt subassembly forms detachable groined type structure for a pair of parallel horizontal pole and a pair of parallel montant in same vertical plane. The pair of parallel cross rods comprises an upper cross rod and a lower cross rod which are of a # -shaped structure, two ends of the upper cross rod extend outwards respectively to form extending sections, and at least one pedal is laid on each side of the top of the extending sections on two sides of the construction platform body. For dismantling the connection between the member of staple bolt subassembly of this application, can realize quick installation, demolish and fall the usefulness, shortened the engineering time greatly, and can not cause the damage to the horizontal connection stull, can solve when carrying out the construction of horizontal connection stull, construction platform dismouting process is loaded down with trivial details, problem that the operation risk is high.

Description

A horizontal connection stull construction platform for arch bridge

Technical Field

The application relates to the field of bridge construction, in particular to a cross-linking cross brace construction platform for an arch bridge.

Background

With the development of society, the construction of infrastructure is constantly changing, traffic systems in the aspects of railways, roads, bridges and the like are developed more and more, and the rapid development of traffic networks brings more and more convenience to the travel of people.

Among them, the arch bridge is widely used as a common bridge because of its beautiful shape, smooth curve and dynamic aesthetic feeling. Compared with steel bridge and reinforced concrete beam bridge, the arched bridge can save steel and cement greatly and has low cost. In addition, the arch bridge is mainly characterized in that the components of the arch bridge are mainly pressed, the reasonable arch ring structure of the arch bridge is only pressed but not pulled, and the processed building material can exert the maximum mechanical property. When a vehicle runs on the bridge, the bridge structures around the vehicle are all stressed, so that the arched bridge is the bridge which is most reasonably stressed compared with other types of bridges. In the process of constructing the arch bridge, when high bolt construction and welding construction between transverse cross-linked cross-brace sections are carried out, the height is high, and no other place can be used as a construction platform, so that the adjustable and conveniently detachable high-altitude construction platform is a common temporary auxiliary facility. In construction, an operator performs high-bolt construction and welding construction in a construction platform.

At present, most construction platform is generally through welded mode and horizontal antithetical couplet stull welded fastening, when needs arrive next construction point, often need dismantle cutting and secondary application, and this process still can cause the damage to construction platform or stull festival section, takes trouble hard except that increasing constructor's work load itself. In addition, the size of a common construction platform cannot be adjusted according to the cross section size of a cross brace in actual construction, and can only be realized by disassembling and then installing, the whole disassembling and assembling process is complicated, the risk of high-altitude operation is increased, the disassembling and assembling process can also cause damage, the using efficiency is low, and the construction efficiency and cost are greatly influenced.

Disclosure of Invention

The embodiment of the application provides a horizontal connection stull construction platform for arch bridge to solve when carrying out the construction of horizontal connection stull section, the process is torn open in the construction platform ann is loaded down with trivial details, problem that the operation risk is high.

The construction platform comprises at least two construction platform bodies arranged on the cross-linked cross braces, and a space is arranged between every two adjacent construction platform bodies;

each construction platform body comprises a hoop component sleeved on the transverse cross brace, and the hoop component is a pair of parallel transverse rods and a pair of parallel vertical rods which form a detachable groined structure in the same vertical plane;

The pair of parallel cross rods comprises an upper cross rod and a lower cross rod which are of a # -shaped structure, two ends of the upper cross rod extend outwards respectively to form extending sections, and at least one pedal is laid on each side of the top of the extending sections on two sides of the construction platform body.

Furthermore, every horizontal pole and montant of groined type structure are equipped with a plurality of bolt holes side by side at the crossing portion, and every crossing portion all is through inserting the bolted connection who establishes in the bolt hole.

Furthermore, in each hoop component, the upper cross rod is provided with at least two rows of bolt holes, and each crossing part of the two vertical rods and the upper cross rod is connected through at least one row of bolts.

Furthermore, the cross-linked cross-brace construction platform further comprises a fence, wherein the fence comprises a plurality of stand columns and a plurality of horizontal connecting rods, the stand columns are arranged on the extending section of the upper cross rod in pairs in a group, each group is arranged on two side edges of the pedal, and a plurality of groups of stand columns are distributed along the extending direction of the pedal;

still be provided with many horizontal connecting rods between two stands of every group, adjacent two sets of stands, and be located and connect through many horizontal connecting rods between the stand of homonymy.

Furthermore, the rail is hung externally and is equipped with the protection network.

Furthermore, the pedal is connected with each upper cross rod through a steel wire rope in a binding mode.

Furthermore, every horizontal pole and montant of groined type structure all fix at the intersection and are provided with a reinforcing plate, every the reinforcing plate has a plurality of bolt holes, and the bolt hole on every reinforcing plate overlaps with the bolt hole on the horizontal pole or the montant that correspond.

The installation method of the transverse cross-brace construction platform for the arch bridge comprises the following steps:

s1, connecting a pair of parallel cross rods and a pair of parallel vertical rods in the same vertical plane at each preset installation position to form a groined hoop assembly sleeved outside the cross rods, and connecting four crossing parts of the hoop assembly through detachable assemblies;

and S2, paving pedals on the tops of the extending sections on the two sides of the construction platform body to form a channel for people to walk.

Furthermore, a plurality of bolt holes are formed in the cross part of each cross rod and each vertical rod of each hoop component in parallel, and each cross part is connected through bolts inserted into the bolt holes;

step S1 further includes adjusting the inserting position of the bolt at each intersection of the hoop assembly, so that the hoop assembly is adapted to the cross-sectional size of the cross-linked cross-brace.

Furthermore, the cross-linked cross-brace construction platform further comprises a fence, wherein the fence comprises a plurality of stand columns and a plurality of horizontal connecting rods, the stand columns are arranged on the extending section of the upper cross rod in pairs in a group, each group is arranged on two side edges of the pedal, and a plurality of groups of stand columns are distributed along the extending direction of the pedal; a plurality of horizontal connecting rods are also arranged between each two upright columns, and the upright columns of two adjacent upright columns and positioned on the same side are connected through the plurality of horizontal connecting rods; a protective net is hung outside the fence;

Step S2 further includes that a set of upright posts are respectively arranged at the top of the extending sections at two sides of the upper cross rod of each construction platform body, two upright posts of each set are close to two side edges of the pedal, a plurality of connecting rods which are parallel up and down are arranged between the two upright posts of each set, a plurality of horizontal connecting rods are arranged between every two adjacent sets of upright posts and the upright posts which are positioned at the same side, all upright posts and all horizontal connecting rods form a fence, and a protection net is hung outside the fence.

The technical scheme who provides this application brings beneficial effect includes:

the embodiment of the application provides a horizontal connection stull construction platform for arch bridge, and it includes staple bolt subassembly and footboard, wherein, for dismantling the connection between the member of staple bolt subassembly, can realize quick installation, demolish and fall the usefulness, has shortened the engineering time greatly. And in whole process, can not cause the damage to the horizontal cross brace, solved effectively among the correlation technique when carrying out the construction of horizontal cross brace construction that construction platform dismouting process is loaded down with trivial details, the problem that the operation risk is high.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a general structural layout of an embodiment of the present application;

fig. 2 is a schematic structural diagram of two transverse cross braces according to the embodiment of the present application;

FIG. 3 is a schematic top view of two exemplary embodiments of the present disclosure mounted on a cross brace;

FIG. 4 is a schematic view of the cross portion of the cross bar and the vertical bar of FIG. 1;

FIG. 5 is a schematic view of the reinforcing plate disposed on the cross bar in the embodiment of the present application;

FIG. 6 is a schematic view of the reinforcing plate disposed on the vertical rod according to the embodiment of the present disclosure;

reference numerals are as follows:

1. transverse connection cross braces; 2. a cross bar; 3. a vertical rod; 4. a reinforcing plate; 5. a fence; 51. a column; 52. a connecting rod; 6. a pedal; 7. bolt holes; 8. and (4) bolts.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The embodiment of the application provides a cross-linked cross brace construction platform for arch bridge, and it can solve when carrying out the construction of cross-linked cross brace segment, and the process is torn open in the construction platform ann loaded down with trivial details, problem that the operation risk is high.

As shown in fig. 1, a cross-linked cross-brace construction platform for an arch bridge comprises at least two construction platform bodies arranged on a cross-linked cross-brace 1, and a distance is arranged between every two adjacent construction platform bodies. Specifically, the number of the construction platform bodies and the distance between every two adjacent construction bodies can be determined according to actual conditions.

Every construction platform body is including the staple bolt subassembly of cover locating horizontal connection stull 1, and the staple bolt subassembly is a pair of parallel horizontal pole 2 and a pair of parallel montant 3 and forms detachable groined type structure in same vertical plane. It is understood that each hoop assembly has four cross portions, and the cross portions are detachably connected.

The pair of parallel cross bars 2 comprises an upper cross bar and a lower cross bar, specifically, the upper cross bar is located on the top surface of the cross-linked cross brace 1, and the lower cross bar is located on the bottom surface of the cross-linked cross brace 1. The both ends of every horizontal pole go up outwards to extend respectively and form the section of stretching out, and the section top of stretching out of all construction platform body both sides is laid a footboard 6 at least on every side, and footboard 6 can form the passageway that constructor stood on the horizontal cross brace construction platform, walked and the construction operation.

Specifically, the number of the pedals 6 on each side can be one, the pedals are laid on the tops of the extending sections on two sides of the construction platform body, and the number of the pedals 6 on each side can also be multiple. In the embodiment, the width of each pedal 6 can be 250mm, two pedals are arranged side by side on each side, and the sum of the widths of all the pedals 6 on each side is not less than 500mm, so that sufficient space is ensured for the construction personnel to stand, walk and perform construction operation. In other embodiments, the number and width of the pedals 6 may be set according to actual circumstances. The footplate 6 is preferably made of light materials, so that the weight of the whole construction platform can be reduced, and the footplate can be conveniently and quickly assembled, disassembled and transported.

Specifically, above-mentioned horizontal pole 2 and montant 3 can be the angle steel, also can be the channel-section steel, and the last horizontal pole atress of considering the groined type structure is great, consequently goes up the preferred channel-section steel that adopts of horizontal pole, promotes bearing capacity. In this embodiment, the upper cross bar is channel steel No. 10, and the lower cross bar and the vertical bar 3 are both angle steels with a width of 50 mm. In other embodiments, the size and shape of the cross bars 2 and the vertical bars 3 may be set according to the actual situation.

Furthermore, each cross rod 2 and each vertical rod 3 of the groined structure are provided with a plurality of bolt holes 7 in parallel at the crossing parts, and each crossing part is connected through bolts 8 inserted in the bolt holes 7.

Specifically, the crossing portion of each cross rod 2 and each vertical rod 3 may be a distance, a plurality of bolt holes 7 are arranged side by side in the distance between each cross rod 2 and each vertical rod 3, and a row of bolt holes 7 is arranged in the distance between each vertical rod 3. In this embodiment, the number of bolt holes 9 per cross-bar 2 and vertical bar 3 should not be less than 9. In other embodiments, the number of bolt holes 9 may be set according to actual conditions.

Specifically, to the cross-linking stull 1 of different cross sectional dimensions, the position of establishing of inserting of bolt 8 in every intersection portion can be adjusted to the staple bolt subassembly is applicable in the cross-linking stull 1 of different sizes, realizes manifold cycles and utilizes, and easy operation, can shorten the engineering time, and whole process can not lead to the fact the damage to cross-linking stull 1.

Optionally, a plurality of bolt holes 7 on every horizontal pole 2 and montant 3 are equidistant arranging, can improve the speed and the accuracy of adjustment. In the present embodiment, the distance between the bolt holes 7 on each cross rod 2 and each vertical rod 3 is 40mm, and in other embodiments, the distance can be set according to actual conditions. In addition, in order to enable the bolt 8 to be universal, the diameters of the bolt holes 7 in each cross rod 2 and the vertical rod 3 are the same, in this embodiment, the diameter of each bolt hole 7 is 13mm, and the diameter of each bolt 8 is 12mm, in other embodiments, the diameters of the bolt holes 7 and the bolts 8 can be set according to actual conditions, and it is sufficient to ensure that the bolt holes 7 are matched with the bolts 8.

Furthermore, in each hoop component, the upper cross rod is provided with at least two rows of bolt holes 7, and each intersection part of the two vertical rods 3 and the upper cross rod is connected through at least one row of bolts 8. Specifically, the number of bolts at each crossing part of the two vertical rods 3 and the upper cross rod is at least 2, so that firm connection is guaranteed.

Specifically, two vertical rods 3 and an upper transverse rod of each hoop component are provided with 2 cross parts. Because the upper cross rod of the hoop component is stressed greatly, the number of the rows of the bolt holes 7 of each upper cross rod 2 is increased, and the connection stability of the two vertical rods 3 and the upper cross rod is ensured, so that the integral bearing capacity of the hoop component is improved. In this embodiment, the bolt holes of the upper cross bar are two rows, and in other embodiments, there may be more than two rows. It can be known that when the bolt holes 7 on the vertical rod 3 are only one row, the crossing parts of the vertical rod 3 and the upper cross rod are all connected through one row of bolts 8, and when the bolt holes on the vertical rod 3 are multiple rows, the crossing parts of the vertical rod 3 and the upper cross rod are all connected through multiple rows of bolts 8.

Further, every horizontal pole 2 and montant 3 of groined type structure all fix at the intersection and are provided with a reinforcing plate 4, and every reinforcing plate 4 has a plurality of bolt holes 7, and bolt hole 7 on every reinforcing plate 4 overlaps with bolt hole 7 on the horizontal pole 2 or the montant 3 that correspond.

Specifically, the reinforcing plate 4 and the corresponding cross rod 2 or the corresponding vertical rod 3 can be fixed through welding, and the strength and the rigidity of the crossed part of the hoop component are improved. In this embodiment, each reinforcing plate 4 is a thick steel plate with a thickness of 5mm and a length greater than 360mm, and has high rigidity and bearing capacity. In other embodiments, the thickness and length of the reinforcing plate 4 may be set according to actual conditions.

Further, cross-linking stull construction platform still includes rail 5, and rail 5 includes many stands 51 and many horizontal connecting rod 52, and two liang of a set of many stands 51 sets up in the extension section of last horizontal pole, and every group sets up in the both sides limit of footboard 6, and the extending direction of multiunit stand 51 along footboard 6 distributes. A plurality of horizontal connecting rods 52 are further arranged between each two vertical columns 51, and the vertical columns 51 of the two adjacent vertical columns 51 and on the same side are connected through the plurality of horizontal connecting rods 52. The fence 5 ensures that the construction platform is of a fully-closed structure, and ensures the safety of construction. When the constructor stands or walks on the pedal 6, the fence 5 can protect the safety of the constructor and prevent the high altitude from falling.

Specifically, the upright post 51 and the connecting rod 52 can be made of 10 # channel steel or a steel pipe with a diameter of 30 mm. The upright post 51 and the connecting rod 52 can be fixed by welding, so that the integral stability of the fence 5 is ensured. The height of each upright 51 can be set according to the actual situation. The number of the connecting rods 51 between the two upright posts 51 of each group can be set according to the height of the upright posts 51, and the connecting rods 51 are uniformly distributed up and down to better play a role in protection.

Similarly, the number of the connecting rods 52 between the two adjacent sets of the upright posts 51 and the upright posts 51 on the same side may be the same as the number of the connecting rods 52 between the two upright posts 51 in each set, or may be set according to actual requirements, at this time, each connecting rod 52 may have multiple segments, which are welded to the multiple upright posts 51, or may be a segment, and simultaneously connect all the two adjacent sets of the upright posts 51 and the upright posts 51 on the same side. The connecting rods 52 should be guaranteed to be evenly distributed up and down.

Preferably, the top ends of all the upright posts 51 are connected through the connecting rods 52, so that the top ends of the upright posts 51 are prevented from being exposed to the outside, and potential safety hazards to constructors are avoided.

Further, rail 5 joins externally and is equipped with the protection network, can prevent that personnel, instrument and stone etc. high altitude from falling. Specifically, the protective net can be made of hemp ropes, so that the weight is light and the protective net is easy to mount and dismount.

Furthermore, the pedal 6 and each upper cross rod are fixedly connected through a steel wire rope in a binding manner, so that the pedal 6 is prevented from sliding or falling from the high altitude.

The method for installing the transverse cross-brace construction platform for the arched bridge comprises the following steps:

s1, at each preset installation position, a pair of parallel cross rods 2 and a pair of parallel vertical rods 3 are connected to form a groined hoop component sleeved outside the cross-linked cross strut 1 in the same vertical plane, and four crossing parts of the hoop component are connected through a detachable component.

And S2, paving pedals 6 on the top of the extending sections at the two sides of the construction platform body to form a channel for people to walk.

Specifically, the number of the pedals 6 on each side can be one or more, so that sufficient space for the constructors to stand and walk is ensured.

Further, the step S1 includes adjusting the inserting position of the bolt 8 at each intersection of the hoop assembly to adapt the hoop assembly to the cross-sectional size of the cross-brace 1. Specifically, the size of the hoop component is correspondingly adjusted through the inserting position of the adjusting bolt 8 in each cross part, so that the hoop component and the cross-linked cross braces 1 are tightly sleeved.

Further, the step S2 includes that a set of upright posts 51 is respectively disposed at the top of the extending sections at two sides of the upper cross bar of each construction platform body, two upright posts 51 of each set are close to two sides of the step 6, a plurality of connecting rods 52 parallel to each other are disposed between the two upright posts 51 of each set, a plurality of horizontal connecting rods 52 are disposed between the two adjacent upright posts 51 and the upright posts 51 located on the same side, all upright posts 51 and all horizontal connecting rods 52 form a fence 5, and a protection net is externally attached to the fence 5.

This application based on when the aforesaid is used for cross-linking stull construction platform of arch bridge to dismantle, only need to dismantle footboard 6 earlier, dismantle the bolt 8 between horizontal pole 2 and the montant 3 of staple bolt subassembly again. In the process, the integrity of the construction platform and the transverse cross-linked cross brace 1 in the installation and disassembly process is ensured, secondary leveling and coating are avoided, and quick and high-quality transfer can be realized.

The installation steps of the transverse cross-brace construction platform for the arch bridge in the embodiment of the application are as follows:

firstly, fixedly welding a reinforcing plate 4 with a plurality of bolt holes 7 at the intersection part of each cross rod 2 and each vertical rod 3 of each hoop component, and ensuring that the bolt holes 7 on each reinforcing plate 4 are overlapped with the bolt holes 7 on the corresponding cross rod 2 or vertical rod 3. Wherein the upper cross bar has two rows of bolt holes 7.

And secondly, connecting a pair of parallel transverse rods 2 and a pair of parallel vertical rods 3 in the same vertical plane to form a groined hoop component sleeved outside the transverse cross-linked transverse support 1 at each preset mounting position, wherein each hoop component is provided with four cross parts which are all connected through bolts 8.

And thirdly, adjusting the inserting position of the bolt 8 in each crossing part of the hoop component to ensure that the hoop component is matched with the section size of the cross-linked cross brace 1.

And fourthly, laying two pedals 6 at the tops of the extending sections on two sides of all the construction platform bodies, judging and arranging the two pedals 6 on each side to form a channel for people to walk, and connecting and fixing the pedals 6 and each upper cross rod through binding of a steel wire rope.

Fifthly, respectively setting a group of upright posts 51 at the top of the extending sections at the two sides of the upper transverse rod of each construction platform body, enabling the two upright posts 51 of each group to be close to the two side edges of the pedal 6, setting a plurality of connecting rods 52 which are parallel up and down between the two upright posts 51 of each group, setting a plurality of horizontal connecting rods 52 between every two adjacent groups of upright posts 51 and the upright posts 51 which are positioned at the same side, forming a fence 5 by all the upright posts 51 and all the horizontal connecting rods 52, and externally hanging a protective net on the fence 5.

In the description of the present application, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present application. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It is noted that, in the present application, relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above description is merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. The utility model provides a cross-linking stull construction platform for arch bridge which characterized in that: the construction platform comprises at least two construction platform bodies arranged on a transverse cross brace (1), and a space is arranged between every two adjacent construction platform bodies;

each construction platform body comprises a hoop component sleeved on a transverse cross brace (1), and the hoop component is a pair of parallel transverse rods (2) and a pair of parallel vertical rods (3) which form a detachable groined structure in the same vertical plane;

the pair of parallel cross rods (2) comprises an upper cross rod and a lower cross rod which are of a # -shaped structure, two ends of the upper cross rod respectively extend outwards to form extending sections, and at least one pedal (6) is laid on each side of the top of the extending sections on two sides of the construction platform body.

2. A cross-linked wale construction platform for arch bridges as claimed in claim 1, wherein: every horizontal pole (2) and montant (3) of groined type structure are equipped with a plurality of bolt holes (7) side by side at the crossing portion, and every crossing portion all is through inserting bolt (8) connection in bolt hole (7).

3. A cross-linked wale construction platform for arch bridges as claimed in claim 2, wherein: in every staple bolt subassembly, go up horizontal pole (2) and have two row at least bolt holes (7), two montants (3) all are connected through a bolt (8) at least with every crossing of going up horizontal pole (2).

4. A cross-linked wale construction platform for arch bridges as claimed in claim 1, wherein: the cross-linked cross brace construction platform further comprises a fence (5), wherein the fence (5) comprises a plurality of upright posts (51) and a plurality of horizontal connecting rods (52), the upright posts (51) are arranged on the extension section of the upper cross rod in a group of two, each group of upright posts is arranged on two side edges of the pedal (6), and the upright posts (51) are distributed along the extension direction of the pedal (6);

a plurality of horizontal connecting rods (52) are further arranged between each two upright columns (51), and the upright columns (51) of the two adjacent upright columns (51) and positioned on the same side are connected through the plurality of horizontal connecting rods (52).

5. A cross-linked wale construction platform for an arch bridge according to claim 4, wherein: a protective net is hung outside the fence (5).

6. A cross-linked wale construction platform for arch bridges as claimed in claim 1, wherein: the pedal (6) is connected with each upper cross rod through a steel wire rope in a binding manner.

7. A cross-brace construction platform for an arched bridge, according to claim 1, wherein: every horizontal pole (2) and montant (3) of groined type structure all are fixed in the intersection and are provided with a reinforcing plate (4), every reinforcing plate (4) have a plurality of bolt holes (7), and bolt hole (7) on every reinforcing plate (4) overlap with bolt hole (7) on horizontal pole (2) or montant (3) that correspond.

8. A method for installing a cross-brace construction platform for an arched bridge according to claim 1, comprising:

s1, at each preset installation position, connecting a pair of parallel cross rods (2) and a pair of parallel vertical rods (3) in the same vertical plane to form a groined hoop assembly sleeved outside a transverse cross brace (1), and connecting four crossing parts of the hoop assembly through detachable assemblies;

and S2, paving pedals (6) at the tops of the extending sections on the two sides of the construction platform body to form a channel for people to walk.

9. The installation method of a wale construction platform for an arch bridge according to claim 8, wherein:

each cross rod (2) and each vertical rod (3) of each hoop component are provided with a plurality of bolt holes (7) in parallel at cross parts, and each cross part is connected through a bolt (8) inserted in the bolt hole (7);

step S1 also includes adjusting the inserting position of the bolt (8) at each crossing part of the hoop component to make the hoop component fit with the cross section size of the cross-linking cross brace (1).

10. The installation method of a wale construction platform for an arch bridge according to claim 8, wherein:

the cross-linked cross brace construction platform further comprises a fence (5), wherein the fence (5) comprises a plurality of upright posts (51) and a plurality of horizontal connecting rods (52), the upright posts (51) are arranged on the extension section of the upper cross rod in a group of two, each group of upright posts is arranged on two side edges of the pedal (6), and the upright posts (51) are distributed along the extension direction of the pedal (6); a plurality of horizontal connecting rods (52) are also arranged between each two groups of upright columns (51), and the upright columns (51) of the two adjacent groups of upright columns (51) and positioned on the same side are connected through the plurality of horizontal connecting rods (52); a protective net is hung outside the fence (5);

Step S2 still includes, respectively set up a set of stand (51) at the stretch out section top of the last horizontal pole both sides of every construction platform body, and two stand (51) of every group are pressed close to the both sides limit of footboard (6), set up many connecting rods (52) that are parallel from top to bottom between two stand (51) of every group, at every adjacent two sets of stand (51), and be located and set up many horizontal connecting rod (52) between stand (51) of homonymy, all stand (51) and all horizontal connecting rod (5) form rail (5), at rail (5) external guard net that establishes.

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