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CN117988291A - Method for installing bearing platform anti-collision string guard - Google Patents

Method for installing bearing platform anti-collision string guard Download PDF

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Publication number
CN117988291A
CN117988291A CN202410091212.9A CN202410091212A CN117988291A CN 117988291 A CN117988291 A CN 117988291A CN 202410091212 A CN202410091212 A CN 202410091212A CN 117988291 A CN117988291 A CN 117988291A
Authority
CN
China
Prior art keywords
collision
bearing platform
string
support frame
area
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202410091212.9A
Other languages
Chinese (zh)
Inventor
张敏
石宏
张健
师秀锋
潘宝利
谢显锋
赵景岩
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Road and Bridge International Co Ltd
Road and Bridge East China Engineering Co Ltd
Original Assignee
Road and Bridge International Co Ltd
Road and Bridge East China Engineering Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Road and Bridge International Co Ltd, Road and Bridge East China Engineering Co Ltd filed Critical Road and Bridge International Co Ltd
Priority to CN202410091212.9A priority Critical patent/CN117988291A/en
Publication of CN117988291A publication Critical patent/CN117988291A/en
Pending legal-status Critical Current

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Classifications

    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02BHYDRAULIC ENGINEERING
    • E02B3/00Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
    • E02B3/20Equipment for shipping on coasts, in harbours or on other fixed marine structures, e.g. bollards
    • E02B3/26Fenders
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D19/00Structural or constructional details of bridges
    • E01D19/02Piers; Abutments ; Protecting same against drifting ice

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Architecture (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)

Abstract

The application discloses an installation method of an anti-collision string of a bearing platform, which comprises the following steps: a supporting system is built on the bearing platform and comprises a supporting frame, a spandrel girder and a base plate, wherein the supporting frame is fixed on the bearing platform, the spandrel girder is erected on the supporting frame, and the base plate is arranged on the spandrel girder; and placing the lowering system on the base plate, connecting the lowering system with the anti-collision string, and controlling the lowering system to move the anti-collision string to the to-be-protected area on the side surface of the bearing platform according to actual needs. The installation method disclosed by the application does not need large equipment, is convenient to operate, small in occupied space, convenient to move, stable and safe to operate, and capable of quickly and reliably installing the anti-collision string protection on the bearing platform, is time-saving and labor-saving, is convenient and quick, and is beneficial to improving the construction efficiency and shortening the construction period.

Description

Method for installing bearing platform anti-collision string guard
Technical Field
The application relates to the technical field of bridge construction, in particular to a method for installing an anti-collision string of a bearing platform.
Background
At present, large bridges crossing rivers are more and more, large rivers often have large-tonnage ships to navigate, and in order to protect a bearing platform from being impacted by the large-tonnage ships, anti-collision guard strings are usually arranged on the outer side of the bearing platform to protect the bearing platform. When the anti-collision string protection construction is carried out, the automobile crane is often adopted for hoisting construction, and is influenced by the area of the bearing platform, and a single automobile crane can bring collapse risk of the anti-collision string protection construction due to the instability of hoisting, so that the safe and reliable bearing platform anti-collision string protection installation method has very important significance.
Disclosure of Invention
In view of the above-mentioned drawbacks or shortcomings in the prior art, it is desirable to provide an installation method of an anti-collision string protection device for a bearing platform, by constructing a support system and a lowering system arranged on the support system, the anti-collision string protection device can be lowered quickly and integrally, so that time and labor are saved, convenience and quickness are realized, the construction efficiency is improved, and the construction period is shortened.
In a first aspect, the invention provides a method for installing an anti-collision string of a bearing platform, which comprises the following steps:
A supporting system is built on the bearing platform and comprises a supporting frame, a spandrel girder and a base plate, wherein the supporting frame is fixed on the bearing platform, the spandrel girder is erected on the supporting frame, and the base plate is arranged on the spandrel girder;
and placing the lowering system on the base plate, connecting the lowering system with the anti-collision string, and controlling the lowering system to move the anti-collision string to the to-be-protected area on the side surface of the bearing platform according to actual needs.
As an alternative, the support frame includes first support frame and second support frame, builds braced system on the cushion cap, includes:
fixedly mounting the first support frame perpendicular to the surface of the bearing platform;
The second support frame is arranged on the side face of the first support frame, a preset included angle is formed between the second support frame and the first support frame, and the end part of the second support frame is flush with the end part of the first support frame;
Erecting bearing beams at the end parts of the first support frame and the second support frame;
and a backing plate is fixedly arranged on the spandrel girder and used for building the supporting system.
Alternatively, the first support frame is formed by welding double-spliced I25 steel beams, and the second support frame is formed by welding HN600mm multiplied by 200mm steel beams.
As an alternative scheme, the system of transferring includes the hoist engine, and the hoist engine can remove on the backing plate, is connected with the steel strand wires on the hoist engine, places the system of transferring on the backing plate, and the system of transferring is connected with crashproof string guard, and the system of transferring is controlled according to actual need and is transferred the protection string guard to the waiting area of cushion cap side, includes:
Placing a winch on the backing plate;
one end of the steel strand is connected with an anti-collision string;
And controlling the starting winch to drive the anti-collision protection string to move towards the direction of the bearing platform until the anti-collision protection string moves to the area to be protected of the bearing platform.
As an alternative scheme, the two windlass comprises two windlass, wherein the two windlass are respectively positioned on the backing plate, and the two windlass are respectively connected to two sides of the anti-collision string through steel strands.
As an alternative scheme, control starts the hoist engine and drives the direction of protecting the string with anticollision towards the cushion cap and remove until the anticollision protects the string and is located the area of waiting to protect of cushion cap, still include:
And controlling the winch to move on the backing plate according to the position of the area to be protected of the bearing platform, so as to realize the installation of the anti-collision string protection on the whole bearing platform.
As an alternative, after the anti-collision chord moves to the area to be protected of the bearing platform, the method further includes: the anti-collision protective string is fixed by a fastener.
Alternatively, the fastener includes a nut, and securing the anti-collision guard string with the fastener includes:
The area to be protected of the bearing platform is provided with a plurality of studs at intervals in advance, the anti-collision guard wire is provided with screw holes, when the anti-collision guard wire is placed in the protection area, the position of the winch is adjusted so that the studs penetrate through the screw holes on the anti-collision guard wire, and the nuts are matched with the studs in a threaded mode.
As an alternative scheme, the anti-collision protection string comprises a convex area and a concave area, wherein the convex area is convex towards the direction away from the bearing platform, the concave area is positioned at two sides of the convex area, and the concave area is tightly attached to the side face of the bearing platform.
Alternatively, the threaded hole is formed in the recessed area.
According to the installation method of the bearing platform anti-collision string, the supporting system is built on the bearing platform, the supporting system comprises the supporting frame, the bearing beam and the base plate, the supporting frame is fixed on the bearing platform, the bearing beam is erected on the supporting frame, and the base plate is installed on the bearing beam; and placing the lowering system on the base plate, connecting the lowering system with the anti-collision string, and controlling the lowering system to move the anti-collision string to the to-be-protected area on the side surface of the bearing platform according to actual needs. The method disclosed by the invention does not need large-scale equipment, is convenient to operate, small in occupied space, convenient to move, stable and safe to operate, can be used for quickly and reliably installing the anti-collision string protection on the bearing platform, is time-saving and labor-saving, is convenient and quick, is beneficial to improving the construction efficiency and shortens the construction period.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the detailed description of non-limiting embodiments, made with reference to the accompanying drawings in which:
FIG. 1 is a schematic flow chart of an installation method of an anti-collision chord of a bearing platform according to an embodiment of the present application;
fig. 2 is a schematic structural diagram of an installation method of an anti-collision protection string of a bearing platform (from a side view of the anti-collision protection string) according to an embodiment of the present application;
Fig. 3 is a schematic structural diagram of an installation method of an anti-collision protection string of a bearing platform (from a front view of the anti-collision protection string) according to an embodiment of the present application;
fig. 4 is a schematic structural diagram (top view) of an installation method of an anti-collision protection string of a bearing platform according to an embodiment of the present application;
FIG. 5 is a side view of an anti-collision chord in an installation method of an anti-collision chord of a bearing platform according to an embodiment of the present application;
Fig. 6 is a field diagram of the mounted platform anti-collision guard string according to the embodiment of the application.
In the drawing the view of the figure,
1. Bearing platform, 2, anticollision string, 21, protruding district, 22, concave region, 3, support frame, 31, first support frame, 32, second support frame, 4, spandrel girder, 5, backing plate, 6, hoist engine, 7, steel strand wires.
Detailed Description
The application is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the application and not limiting of the application. It should be noted that, for convenience of description, only the portions related to the application are shown in the drawings.
It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other. The application will be described in detail below with reference to the drawings in connection with embodiments.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in this specification and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any or all possible combinations of one or more of the associated listed items.
The embodiment of the application provides a method for installing an anti-collision string of a bearing platform, which is shown in figures 1-4 and comprises the following steps:
s10, building a supporting system on a bearing platform, wherein the supporting system comprises a supporting frame 3, a spandrel girder 4 and a base plate 5, the supporting frame 3 is fixed on the bearing platform 1, the spandrel girder 4 is erected on the supporting frame 3, and the base plate 5 is installed on the spandrel girder 4;
it should be noted that, build braced system on cushion cap 1, convenient operation at actual job site, compare in the automobile crane, build braced system construction more nimble convenient, can adjust at any time according to the actual conditions of job site to compare in the automobile crane, build braced system and can adjust braced system's the mode of putting up according to cushion cap area, adapt to cushion cap area, guarantee braced system can be stable reliable system, avoid taking place the risk of collapsing in the work progress.
The supporting frame 3 mainly has a supporting function and is used for supporting the spandrel girder 4, the spandrel girder 4 has very good bearing capacity, the cushion plate 5 is arranged on the spandrel girder 4 and is used for ensuring that a lowering system can reliably and stably move on the cushion plate 5 and ensuring the safety of anti-collision string protection construction.
And S20, placing a lowering system on the backing plate 5, connecting the lowering system with the anti-collision string protection 2, and controlling the lowering system to move the anti-collision string protection 2 to the to-be-protected area on the side surface of the bearing platform 1 according to actual needs.
It will be appreciated that the lowering system may be any movable hoisting device, such as, but not limited to, a movable hoist or a tower crane, etc., and the lowering system is placed on the pad 5 and can move on the pad 5 to drive the anti-collision protection string 2 to move to the area to be protected of the bearing platform 1, so as to facilitate installation of the anti-collision protection string.
The method for installing the bearing platform anti-collision guard string solves the problem that in the prior art, the risk of unstable collapse is caused when the automobile crane is used for hoisting construction. According to the embodiment of the application, a supporting system is built on a bearing platform, the supporting system comprises a supporting frame, a bearing beam and a base plate, the supporting frame is fixed on the bearing platform, the bearing beam is erected on the supporting frame, and the base plate is installed on the bearing beam; and placing the lowering system on the base plate, connecting the lowering system with the anti-collision string, and controlling the lowering system to move the anti-collision string to the to-be-protected area on the side surface of the bearing platform according to actual needs. The method disclosed by the application does not need large-scale equipment, is convenient to operate, small in occupied space, convenient to move, stable and safe to operate, can be used for quickly and reliably installing the anti-collision string protection on the bearing platform, is time-saving and labor-saving, is convenient and quick, is beneficial to improving the construction efficiency and shortens the construction period.
As an achievable manner, as shown in fig. 2-4, the supporting frame 3 includes a first supporting frame 31 and a second supporting frame 32, and step S10, building a supporting system on the bearing platform 1 includes:
fixedly mounting the first supporting frame 31 perpendicular to the surface of the bearing platform 1;
the second support frame 32 is arranged on the side surface of the first support frame 31, the second support frame 32 and the first support frame 31 form a preset included angle, and the end part of the second support frame 32 is flush with the end part of the first support frame 31;
erecting a spandrel girder 4 at the end parts of the first supporting frame 31 and the second supporting frame 32;
and a base plate 5 is fixedly arranged on the spandrel girder 4 and is used for building the supporting system.
It can be understood that the first supporting frame 31 is mounted perpendicular to the surface of the bearing platform 1 and is mainly used for supporting, and the second supporting frames 32 are positioned at two sides of the first supporting frame 31 and mainly used for strengthening and bearing, so that the whole supporting system is more stable and reliable; the bearing beam 4 is arranged on the supporting frame, so that the strength and the structural stability of the whole supporting system are improved, the whole supporting system can be guaranteed to reliably bear the lowering system, and collapse is avoided; the backing plate 5 is mainly used for providing a platform, the lowering system is directly placed on the backing plate 5, and the lowering system can move on the backing plate 5at will according to actual needs, so that the anti-collision protection strings can be moved to the area to be protected of the bearing platform 1.
The supporting system of the embodiment is stable and reliable, has certain bearing capacity, can reliably bear the descending system and avoids collapse.
In a specific embodiment, the support system may be provided with one, two or more than two, specifically determined according to actual needs; each supporting system can correspond to two first supporting frames 31, the side face of each first supporting frame 31 is provided with a second supporting frame 32, the second supporting frame 32 is a triangular inclined bracket, the first supporting frames 31 and the second supporting frames 32 are of trapezoid structures, stability is improved, and the two first supporting frames 31 are provided with spandrel girders 4.
In some embodiments, the first support 31 is formed using double-spliced I25 steel beam welding and the second support 32 is formed using HN600mm by 200mm steel beam welding; the backing plate 5 is welded by a rigid backing plate with the thickness of 10 mm.
In other embodiments, the support system may be other structures, such as steel structure brackets constructed using steel beams, with the mat plates laid on the surface of the steel structure brackets, so long as the lowering system can be reliably placed.
As an achievable mode, the lowering system includes a winch 6, the winch 6 can move on the backing plate, a steel strand is connected on the winch 6, and in step S20, the lowering system is placed on the backing plate 5, the lowering system is connected with the anti-collision protection string 2, and the lowering system is controlled to lower the anti-collision protection string 2 to the to-be-protected area on the side surface of the bearing platform 1 according to actual needs, including:
Placing a winch 6 on the backing plate 5;
one end of a steel strand 7 is connected with an anti-collision string 2;
And controlling to start the winch 6 to drive the anti-collision protection string 2 to move towards the direction of the bearing platform 1 until the anti-collision protection string 2 moves to the area to be protected of the bearing platform 1.
The winch 6 adopts a movable winch, occupies small space and can reliably drive the anti-collision string guard to move.
In the preferred embodiment, the winches 6 comprise two winches 6, each located on the backing plate 5, the two winches 6 being connected to both sides of the anti-collision chord 2 by steel strands 7, respectively.
In this embodiment, through setting up two hoists, be favorable to guaranteeing to stably transporting anticollision string protection, avoid anticollision string protection to take place the slope, can't reliably remove to the waiting protection area of cushion cap.
In a preferred embodiment, the control starts the winch 6 to drive the anti-collision protection string 2 to move towards the direction of the bearing platform 1 until the anti-collision protection string 2 is located in the to-be-protected area of the bearing platform 1, and the method further comprises:
According to the position of the area to be protected of the bearing platform 1, the winch 6 is controlled to move on the base plate, and the anti-collision string protection device is used for installing anti-collision strings on the whole bearing platform.
In the embodiment, the movement of the anti-collision string is driven by controlling the movement of the winch, so that the anti-collision string is mounted on the whole bearing platform; the movement of the hoist on the pad may be any form of movement, such as, but not limited to, translation, rotation, etc.
In some embodiments, after the anti-collision chord is moved to the area to be protected of the platform, the method of installing further comprises: the anti-collision protective string is fixed by a fastener.
The fastening piece can be, but not limited to, a bolt, a nut, a fixing pin, a buckle, or the like, and the embodiment of the application is not limited to this, so long as the anti-collision string can be reliably fixed on the bearing platform.
In a preferred embodiment, the fastener comprises a nut, and securing the anti-collision chord by the fastener comprises:
the area to be protected of the bearing platform 1 is provided with a plurality of studs at intervals in advance, the anti-collision guard string is provided with screw holes, when the anti-collision guard string is placed in the protection area, the position of the winch is adjusted so that the studs penetrate through the screw holes on the anti-collision guard string, and the nuts are matched with the studs in a threaded mode.
It can be understood that the stud is buried in advance at the bearing platform in the construction process of the bearing platform, the stud is arranged to be protruded out of the side face of the bearing platform, and when the anti-collision protection string moves to the to-be-protected area of the bearing platform, the stud penetrates through the screw hole on the anti-collision protection string, and the nut is screwed down, so that the matching of the anti-collision protection string is realized.
In some embodiments, as shown in fig. 5 and 6, the anti-collision chord 2 includes a convex region 21 and a concave region 22, the convex region 21 protrudes away from the bearing platform 1, the concave region 22 is located at two sides of the convex region 21, and the concave region 22 is closely attached to the side surface of the bearing platform 1.
It can be understood that the anti-collision guard string is used for protecting the side surface of the bearing platform, avoiding the bearing platform from being damaged by the collision of the large-tonnage ship, and the convex area and the concave area are arranged on the anti-collision guard string, and the convex area is not in direct contact with the surface of the bearing platform, so that the influence of collision force on the bearing platform is reduced after the collision; the concave area is tightly attached to the bearing platform, so that the reliable fixation of the anti-collision guard string is ensured, and the anti-collision guard string cannot fall off; and the arrangement of the convex area and the concave area on the anti-collision protective string is beneficial to enabling the anti-collision protective string to have better deformation capability, so that the bearing platform is reliably protected.
According to the anti-collision string protection structure, through the arrangement of the protruding area, after the bearing platform is impacted, impact force can not directly act on the bearing platform, and the protruding area of the bearing platform can well relieve the impact force, so that the bearing platform is reliably protected.
As a realizable way, the threaded hole is opened in the recessed area. In this real mode, the screw hole is offered in the depressed area, and on the one hand, the convenience passes through the nut with the double-screw bolt on the cushion cap fixedly, need not to reserve too long double-screw bolt, on the other hand, the depressed area is closely laminated with the cushion cap, and the screw hole is offered in the depressed area and is favorable to guaranteeing reliable fixed anticollision string protection.
The following describes a specific embodiment of the installation method of the bearing platform anti-collision string protection device.
The support system comprises a first support formed by vertical double-spliced I25 support frames, a second support formed by HN600 multiplied by 200mm triangle inclined brackets, double-spliced I25 spandrel girders and a rigid backing plate with the thickness of 10 mm;
the lowering system mainly comprises 2 movable windlass and a certain number of steel strands, one end of each steel strand is wound on the movable windlass
The construction method comprises the steps of combining and welding a vertical double-spliced I25 support frame, HN600 multiplied by 200mm support brackets, double-spliced I25 spandrel girders and a rigid backing plate with the thickness of 10mm on a construction site to complete the construction of a support system;
Placing two movable windlass on a backing plate of a supporting system, connecting the other end of the steel strand with an anti-collision protection string, starting the movable windlass, driving the anti-collision protection string to move to a region to be protected of a bearing platform, and enabling a stud preset on the bearing platform to pass through a screw hole on the anti-collision protection string;
and bolting the nut and the bearing platform embedded part on site to finish the bearing platform anti-collision string protection construction.
In summary, according to the method for installing the anti-collision string of the bearing platform, the supporting system is built on the bearing platform, the supporting system comprises the supporting frame, the spandrel girder and the base plate, the supporting frame is fixed on the bearing platform, the spandrel girder is erected on the supporting frame, and the base plate is installed on the spandrel girder; and placing the lowering system on the base plate, connecting the lowering system with the anti-collision string, and controlling the lowering system to move the anti-collision string to the to-be-protected area on the side surface of the bearing platform according to actual needs. The method disclosed by the application does not need large-scale equipment, is convenient to operate, small in occupied space, convenient to move, stable and safe to operate, capable of quickly and reliably installing the anti-collision string protection on the bearing platform, time-saving, labor-saving, convenient and quick, beneficial to improving the construction efficiency, shortened in construction period, simple to operate and strong in applicability; the method has the advantages that the actual project is successfully applied, the construction quality and safety are reliably controlled, the construction period is saved, and certain engineering economic benefits are achieved;
in addition, the anti-collision guard strings are arranged in the convex areas, so that the impact force can not directly act on the bearing platform after the bearing platform is impacted, the convex areas of the bearing platform can well relieve the impact force, and the bearing platform is reliably protected; through the setting in the concave area, guarantee that anticollision protection string is reliably fixed on the cushion cap.
In the description of the present application, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present application and simplify the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present application; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.
Spatially relative terms, such as "above … …," "above … …," "upper surface on … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations "above … …" and "below … …". The device may also be oriented 90 degrees or at other orientations and the spatially relative descriptors used herein interpreted accordingly.
In addition, the terms "first", "second", etc. are used to define the components, and are only for convenience of distinguishing the corresponding components, and the terms have no special meaning unless otherwise stated, and therefore should not be construed as limiting the scope of the present application.
The above description is only illustrative of the preferred embodiments of the present application and of the principles of the technology employed. It will be understood by those skilled in the art that the scope of the present application is not limited to the specific combination of the above technical features, but also encompasses other technical features formed by any combination of the above technical features or their equivalents without departing from the spirit of the present application. Such as the above-mentioned features and the technical features disclosed in the present application (but not limited to) having similar functions are replaced with each other.

Claims (10)

1. The method for installing the bearing platform anti-collision string protection is characterized by comprising the following steps of:
Building a supporting system on a bearing platform, wherein the supporting system comprises a supporting frame, a spandrel girder and a base plate, the supporting frame is fixed on the bearing platform, the spandrel girder is erected on the supporting frame, and the base plate is installed on the spandrel girder;
And placing the lowering system on the base plate, connecting the lowering system with the anti-collision string guard, and controlling the lowering system to move the anti-collision string guard to a region to be protected on the side surface of the bearing platform according to actual needs.
2. The method of installation of claim 1, wherein the support frame comprises a first support frame and a second support frame, and wherein building the support system on the deck comprises:
fixedly mounting the first support frame perpendicular to the surface of the bearing platform;
The second support frame is arranged on the side face of the first support frame, a preset included angle is formed between the second support frame and the first support frame, and the end part of the second support frame is flush with the end part of the first support frame;
Erecting the spandrel girder at the end parts of the first supporting frame and the second supporting frame;
and the bearing beam is fixedly provided with the base plate for building the supporting system.
3. The method of installation of claim 2, wherein the first support frame is formed using double-spliced I25 steel beam welding and the second support frame is formed using HN600mm x 200mm steel beam welding.
4. The method according to claim 1, wherein the lowering system includes a hoist movable on the pad, the hoist having a steel strand connected thereto, the lowering system being placed on the pad, the lowering system being connected to an anti-collision string, the lowering system being controlled to lower the anti-collision string to a region to be protected on a side of a table according to actual needs, comprising:
Placing the hoist on the pad;
connecting one end of the steel strand with the anti-collision string;
And controlling and starting the winch to drive the anti-collision protection string to move towards the direction of the bearing platform until the anti-collision protection string moves to the area to be protected of the bearing platform.
5. The installation method according to claim 1, wherein the winches include two winches, each of which is located on the pad, the two winches being connected to both sides of the anti-collision string by steel strands, respectively.
6. The method of installing according to claim 5, wherein controlling the starting of the hoist to move the anti-collision guard string toward the bearing platform until the anti-collision guard string is located in the area to be protected of the bearing platform, further comprises:
and controlling the winch to move on the base plate according to the position of the area to be protected of the bearing platform, so as to realize the installation of the anti-collision string protection on the whole bearing platform.
7. The method of installing according to any one of claims 1-6, wherein after the anti-collision chord is moved to the area of the platform to be protected, the method further comprises: and fixing the anti-collision protective strings through fasteners.
8. The method of installing according to claim 7, wherein the fastener comprises a nut, and securing the anti-collision chord with the fastener comprises:
The protection area of the bearing platform is provided with a plurality of studs at intervals in advance, the anti-collision protection string is provided with screw holes, when the anti-collision protection string is placed in the protection area, the position of the winch is adjusted so that the studs penetrate through the screw holes on the anti-collision protection string, and the nuts are in threaded fit with the studs.
9. The method of claim 8, wherein the anti-collision chord comprises a raised area and a recessed area, the raised area is raised away from the platform, the recessed area is located at two sides of the raised area, and the recessed area is tightly attached to the side surface of the platform.
10. The method of installation of claim 9, wherein the threaded bore is open in the recessed area.
CN202410091212.9A 2024-01-22 2024-01-22 Method for installing bearing platform anti-collision string guard Pending CN117988291A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202410091212.9A CN117988291A (en) 2024-01-22 2024-01-22 Method for installing bearing platform anti-collision string guard

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202410091212.9A CN117988291A (en) 2024-01-22 2024-01-22 Method for installing bearing platform anti-collision string guard

Publications (1)

Publication Number Publication Date
CN117988291A true CN117988291A (en) 2024-05-07

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CN202410091212.9A Pending CN117988291A (en) 2024-01-22 2024-01-22 Method for installing bearing platform anti-collision string guard

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