CN113529578A - Manufacturing process of automatic synchronous pushing hanging basket structure - Google Patents
Manufacturing process of automatic synchronous pushing hanging basket structure Download PDFInfo
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- CN113529578A CN113529578A CN202110708562.1A CN202110708562A CN113529578A CN 113529578 A CN113529578 A CN 113529578A CN 202110708562 A CN202110708562 A CN 202110708562A CN 113529578 A CN113529578 A CN 113529578A
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
- E01D21/06—Methods or apparatus specially adapted for erecting or assembling bridges by translational movement of the bridge or bridge sections
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Abstract
A manufacturing process of a hanging basket structure with automatic synchronous pushing comprises the steps of conveying components to a site and assembling the components; connecting all the pushing beams into a whole; mounting all the pushing beams on the track beam through the traveling rail; installing pushing connecting equipment at the non-cantilever ends of all pushing beams; sequentially welding a column base and basket hanging columns on all the pushing beams, welding transverse connecting members among the basket hanging columns, welding basket hanging column upper connecting plates on the basket hanging columns, and connecting inclined struts to the basket hanging column upper connecting plates and the beam upper connecting plates in a pin shaft connection mode; by utilizing the long suspender anchoring device, the transverse connecting beam of the short suspender anchoring device is respectively connected to the cantilever end of the pushing beam and the bridge structure; and (3) completing the installation of the template system, fixing one ends of all the pushing beams on the bridge structure by adopting a short suspender anchoring device and a stress distribution beam, and then tightly fixing the force device to be in close contact with the surface of the bridge structure. The invention improves the safety and the economy of bridge construction and ensures the durability of the bridge structure.
Description
Technical Field
The invention relates to automatic pushing hanging basket equipment for a bridge, relates to bridge construction, and particularly relates to a manufacturing process of an automatic synchronous pushing hanging basket structure.
Background
In recent years, with the development of economy, the construction of infrastructure in China is developed rapidly, wherein bridge engineering is taken as the key point of the construction of the foundation in China, for example, bamboo shoots are continuously emerged in spring after rain, bridges across rivers, rivers and lines are numerous, and the bridges are various in forms, including reinforced concrete bridges, prestressed steel structure bridges, steel-concrete composite beam bridges and the like. Most of bridges in China still adopt a reinforced concrete structure form, most of the constructed reinforced concrete bridges need to cross a line, a river or a sea, and the like, construction difficulty is high, and a hanging basket construction method is often adopted when the reinforced concrete bridges are constructed. However, the existing cradle construction method has certain defects, for example, in the construction process, after the bridge of one section is constructed, the existing cradle equipment needs to be dismantled and reinstalled in the next section. In order to solve the problem, engineers have already proposed a pushing construction method, but when the method is used, field workers cannot guarantee that the whole cradle structure moves forwards stably and simultaneously, a large potential safety hazard exists in the pushing process, the pushing positions of all pieces of beams of the hanging beam are poor, so that the template of the next section of engineering is deviated, the safety and the durability of the finished bridge are affected, manpower and material resources required by manual pushing are large, and casualties and property losses caused by the safety problem of cradle construction are surprised every year.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a manufacturing process of an automatic synchronous pushing cradle structure, which can be used in the construction process of various reinforced concrete bridges (reinforced concrete bridges, prestressed concrete bridges, steel-concrete composite beam bridges and other composite beam bridges), has the automatic and stable pushing cradle structure, adopts a multi-contact protection method to ensure the stability of the pushing process, can greatly reduce the errors of the cradle and a template after pushing compared with manual pushing, and can save a large amount of labor, thereby improving the safety and the economical efficiency of bridge construction and ensuring the durability of the bridge structure.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a manufacturing process of a hanging basket structure with automatic synchronous pushing comprises the following steps:
(1) manufacturing an appropriate pushing beam according to a bridge structure form, welding an upper beam connecting plate, a pushing stress plate and a stiffening plate on the pushing beam, and finishing the manufacturing of the pushing beam;
(2) manufacturing pushing connecting equipment, wherein the pushing connecting equipment comprises a cab, a pushing connecting beam structure, a holding device, a traveling wheel, an upper jack, a side jack and a traveling shaft jack;
(3) manufacturing a vertical stress structure of a hanging basket, wherein the vertical stress structure comprises a column base, a hanging basket column upper connecting plate, a transverse connecting member and an inclined strut;
(4) manufacturing a transverse connecting beam, a stress distribution beam, a long suspender anchoring device, a short suspender anchoring device, a template system, a horizontal stress structure, an oblique stress member, a support member, a square tube cushion block, a transverse connecting member, a track beam and a track wheel;
(5) transporting the components to the site, and assembling;
(6) welding the transverse connecting component and the pushing beams in a welding mode on site, and connecting all the pushing beams into a whole;
(7) installing all the pushing beams on the track beam through the walking rails, and performing accurate position alignment to ensure that all the pushing beams are parallel and all the walking rails are parallel and each end is in a plane;
(8) installing pushing connecting equipment at non-cantilever ends of all the pushing beams, and respectively connecting an upper jack, a side jack and a travelling shaft jack with an upper pushing stress plate, a side pushing stress plate and one end of a track beam into a whole through bolt connection;
(9) sequentially welding a column base and a hanging basket column on all the pushing beams, welding transverse connecting members among the hanging basket columns to ensure the stability of the structure, welding an upper connecting plate of the hanging basket column on the hanging basket column, and connecting an inclined strut on the upper connecting plate of the hanging basket column and the upper connecting plate of the beam in a pin shaft connection mode to form a stable triangle;
(10) operating the equipment according to the pushing principle, and respectively connecting a long suspender anchoring device and a short suspender anchoring device transverse connecting beam to the cantilever end of the pushing beam and the bridge structure;
(11) and (3) completing the installation of the template system, fixing one ends of all the pushing beams on the bridge structure by adopting a short suspender anchoring device and a stress distribution beam, then fastening the force holding device, and closely contacting the surface of the bridge structure to complete all the procedures.
Further, the automatic synchronous pushing hanging basket structure comprises a bridge structure, a pushing beam, a track beam, a hanging basket vertical stress structure, pushing connecting equipment, a transverse connecting member, a transverse connecting beam, a stress distribution beam and a template system, wherein the pushing beam is positioned above the bridge structure, the pushing beam and the bridge structure are connected by adopting the track beam, and a short suspension rod is adopted to anchor the device beam; the one end that pushes away the roof beam is fixed on the bridge structures, hang the vertical atress structural connection of basket and be in push away on the roof beam, push away the setting of jointing equipment and be in push away the roof beam and keep away from cantilever end department, will all push away the roof beam and link together, push away and set up between the roof beam level cross connect component, it sets up to hang between the vertical atress structural connection of basket cross connect component, cross connect beam sets up push away the cantilever end department of roof beam, the atress distribution roof beam sets up on cross connect beam, bridge structures and the top beam, the template system depends on push away roof beam, cross connect beam and bridge structures erect and be in the cantilever department of bridge structures.
In the step (1), the pushing beam comprises an upper beam connecting plate, a pushing stressed plate, a stiffening plate and a walking rail, the upper beam connecting plate is connected to the surface of the pushing beam in a welding mode, the pushing stressed plate is a pushing direct stressed member, and the stiffening plate is a reinforcing member of the pushing stressed plate, so that the stressed plate is not locally bent in the pushing process; the walking rail is connected to the lower portion of the pushing beam in a welding mode.
In the step (2), the pushing connecting equipment comprises a cab, a pushing connecting beam structure, a holding device, a traveling wheel, an upper jack, a side jack and a traveling shaft jack, wherein the pushing connecting beam structure connects the pushing beams into a whole, and the holding device is a reaction frame device of the pushing connecting equipment and is also a position fixing device of the pushing connecting equipment; the holding device is tightly connected with the bridge structure, and the holding device and the surface foundation part of the bridge structure are in a sawtooth shape with a good friction effect; the running wheels are rollers which move back and forth by the pushing connecting equipment, and the power and the motion of the running wheels can be controlled by the cab; the upper jack is used for pushing the pushing stress plate on the upper part of the pushing beam; the upper jack is effectively connected with the pushing stress plate on the upper part of the pushing beam in a bolt mode; the lateral jack is used for pushing the pushing stress plates on the two sides of the pushing beam; the lateral jack is effectively connected with the pushing stress plates on the two sides of the pushing beam in a bolt mode; the travelling shaft jack is used for pushing the track beam; the travelling shaft jack is effectively connected with the track beam in a bolt mode;
in the step (3), the hanging basket vertical stress structure comprises the column base, a hanging basket column upper connecting plate, a transverse connecting member and an inclined strut, the column base is connected to the pushing beam in a welding mode and is close to the cantilever end of the bridge structure, the hanging basket column is connected to the column base through welding or bolts, and the hanging basket column upper connecting plate is welded to the top of the hanging basket column; the inclined strut is connected between the upper connecting plate of the hanging basket column and the upper connecting plate of the beam in a pin shaft connection mode; and transverse connecting members are arranged between the hanging basket posts to ensure the lateral rigidity between the hanging basket posts and the stability between the hanging basket posts in the construction process.
In the step (4), the transverse connecting beam is arranged at the cantilever end of the pushing beam and the bottom of the template system, and the cantilever ends of all the pushing beams are connected into a whole to provide vertical support for the template system;
in the step (4), the stress distribution beam is used for uniformly distributing the long suspender anchoring device and the short suspender anchoring device to other members, the long suspender anchoring device and the short suspender anchoring device comprise anchoring members and suspenders, and the long suspender anchoring device is used for connecting an upper transverse connecting beam and a lower transverse connecting beam so as to provide vertical supporting force for the formwork system; the short suspender anchoring device is used for connecting the lower transverse connecting beam and the bridge structure so as to provide vertical supporting force for the template system; the short suspender anchoring device is also used for fixing one end of the pushing beam on the bridge structure.
In the step (4), the formwork system is used for a cast-in-place process of a next section of beam, provides a space for cast-in-place concrete and a reinforcement cage, and provides an operation space for constructors, and the formwork system comprises a horizontal stress structure, an oblique stress member, a support member and a square pipe cushion block.
In the step (4), the transverse connecting member is arranged in the horizontal plane of the pushing beam and is used for improving the rigidity and stability of the pushing beam in the horizontal plane.
In the step (4), the track beam provides a sliding path for the pushing beam, an opening matched with the walking rail is formed in the upper part of the track beam, and wheel lubricating oil is brushed in the opening; the track beam also comprises the track wheels which are used for moving the track beam back and forth.
The invention has the following beneficial effects: the automatic pushing and hanging device can be used in the construction process of various reinforced concrete bridges (reinforced concrete bridges, prestressed concrete bridges, steel-concrete composite beam bridges and other composite beam bridges), has a structure capable of automatically and stably pushing and hanging baskets simultaneously, adopts a protection method of multiple contact to ensure the stability of the pushing process, can greatly reduce the errors of hanging baskets and templates after pushing compared with manual pushing, and can save a large amount of labor, thereby improving the safety and the economy of bridge construction and ensuring the durability of the bridge structure.
Drawings
FIG. 1 is a side view of a cradle structure with automatic synchronous pushing;
FIG. 2 is a cross-sectional view of a basket structure A1-A1 for automatic synchronous pushing;
FIG. 3 is a cross-sectional view of a basket structure A2-A2 for automatic synchronous pushing;
FIG. 4 is a cross-sectional view of a cradle structure A3-A3 for automatic synchronous pushing;
FIG. 5 is a cross-sectional view of a basket structure A4-A4 for automatic synchronous pushing;
in the figure: 1 is a bridge structure, 2 is a pushing beam, 21 is an upper beam connecting plate, 3 is pushing connecting equipment, 31 is a cab, 32 is a pushing connecting beam structure, 33 is a holding device, 34 is a running wheel and 35 is an upper jack; 36 is a side jack, 37 is a travelling shaft jack, 38 is a pushing stress plate, 39 is a stiffening plate, 310 is a walking rail, 4 is a hanging basket vertical stress structure, 41 is a column base, 42 is a hanging basket column, 43 is a hanging basket column upper connecting plate, 44 is a transverse connecting component, 45 is an inclined strut, 5 is a transverse connecting beam, 6 is a stress distribution beam, and 71 is a long suspender anchoring device; 72 is a short suspender anchoring device, 8 is a template system, 81 is a horizontal stress structure, 82 is an oblique stress component, 83 is a bracket component, 84 is a square tube cushion block, 9 is a transverse connecting component, 10 is a track beam, and 101 is a track wheel.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
Referring to fig. 1 to 5, a manufacturing process of a hanging basket structure with automatic synchronous pushing comprises the following steps:
(1) manufacturing an applicable pushing beam 2 according to the form of the bridge structure 1, and welding an upper beam connecting plate 21, a pushing stress plate 38 and a stiffening plate 39 on the pushing beam 2 to finish manufacturing the pushing beam 2;
(2) manufacturing a pushing connecting device 3, which comprises a cab 31, a pushing connecting beam structure 32, a holding device 33, a traveling wheel 34, an upper jack 35, a side jack 36 and a traveling shaft jack 37;
(3) manufacturing a vertical stress structure 4 of the hanging basket, wherein the vertical stress structure comprises a column base 41, a hanging basket column 42, a hanging basket column upper connecting plate 43, a transverse connecting component 44 and an inclined strut 45;
(4) manufacturing a transverse connecting beam 5, a stress distribution beam 6, a long suspender anchoring device 71, a short suspender anchoring device 72, a template system 8, a horizontal stress structure 81, an oblique stress member 82, a bracket member 83, a square tube cushion block 84, a transverse connecting member 9, a track beam 10 and a track wheel 101;
(5) transporting the components to the site, and assembling;
(6) welding the transverse connecting members 9 and the pushing beams 2 in a welding mode on site, and connecting all the pushing beams 2 into a whole;
(7) installing all the pushing beams 2 on the track beam 10 through the walking rails 310, and performing accurate position alignment to ensure that all the pushing beams 2 are parallel and all the walking rails 310 are parallel, and each end is in a plane;
(8) installing the pushing connecting equipment 3 on the non-cantilever ends of all the pushing beams 2, and respectively connecting an upper jack 35, a side jack 36 and a travelling shaft jack 37 with an upper pushing stress plate 38, a side pushing stress plate 38 and one end of the track beam 10 into a whole through bolt connection;
(9) sequentially welding the column base 41 and the hanging basket columns 42 on all the pushing beams 2, welding transverse connecting members 44 among the hanging basket columns 42 to ensure the stability of the structure, welding hanging basket column upper connecting plates 43 on the hanging basket columns 42, and connecting inclined struts 45 on the hanging basket column upper connecting plates 43 and the beam upper connecting plates 21 in a pin shaft connecting mode to form a stable triangle;
(10) operating the equipment according to the pushing principle, and respectively connecting the long suspender anchoring device 71 and the short suspender anchoring device 72 to the cantilever end of the pushing beam 2 and the bridge structure 1 by using the transverse connecting beam 5;
(11) and (3) completing the installation of the template system 8, fixing one ends of all the pushing beams 2 on the bridge structure 1 by adopting the short suspender anchoring device 72 and the stress distribution beam 6, then fastening the holding device 33, and closely contacting the surface of the bridge structure 1 to complete all the procedures.
The automatic synchronous pushing cradle structure obtained by the preparation process of the embodiment includes a bridge structure 1, a pushing beam 2, an upper beam connecting plate 21, a pushing connecting device 3, a cab 31, a pushing connecting beam structure 32, a force holding device 33, a traveling wheel 34, an upper jack 35, a side jack 36, a traveling shaft jack 37, a pushing stressed plate 38, a stiffening plate 39, a traveling rail 310, a cradle vertical stressed structure 4, a column base 41, a cradle column 42, a cradle column upper connecting plate 43, a transverse connecting member 44, an inclined strut 45, a transverse connecting beam 5, a stressed distribution beam 6, a long-boom anchoring device 71, a short-boom anchoring device 72, a template system 8, a horizontal stressed structure 81, an inclined stressed member 82, a support member 83, a square tube 84, a cushion block 9, a track beam 10 and a track wheel 101. The top pushes away roof beam 2 and is located the top of bridge construction 1, push away roof beam 2 with adopt between the bridge construction 1 track roof beam 10 connects, and adopt short jib anchor 72 roof beam top push away roof beam 2's one end is fixed on the bridge construction 1, hang the vertical atress structure 4 of basket and connect on top push away roof beam 2, push away the connecting device 3 setting in top push away roof beam 2 keeps away from cantilever end department, link together all top push away roof beam 2, top push away roof beam 2 level within a definite time set up transverse connection component 9, hang vertical atress structure 4 of basket and set up transverse connection component 44, transverse connection roof beam 5 sets up in top push away roof beam 2's cantilever end department, atress distribution roof beam 6 sets up on transverse connection roof beam 5, bridge construction 1 and top push away roof beam 2, template system 8 depends on top push away roof beam 2, The transverse connecting beam 5 and the bridge construction 1 are erected at the cantilever of the bridge construction 1.
The bridge structure 1 can be various reinforced concrete bridges (reinforced concrete bridges, prestressed concrete bridges, steel-concrete composite beam bridges and other composite beam bridges) and can also be structures in other forms needing incremental launching construction;
further, the pushing beam 2 is a core stressed member of the basket hanging device and comprises the beam upper connecting plate 21, a pushing stressed plate 38, a stiffening plate 39 and a walking rail 310; the pushing beam 2 can be an integral rectangular beam or a lattice beam; the beam upper connecting plate 21 is connected to the surface of the pushing beam 2 in a welding mode; the pushing stress plate 38 is a pushing direct stress component; the stiffening plate 39 is a reinforcing member of the stress plate 38, and can ensure that the stress plate 38 does not partially bend in the pushing process; the walking rail 310 is connected to the lower portion of the pushing beam 2 by welding.
Still further, the pushing connecting device 3 is a core component of the structure, and provides support for automatic and simultaneous pushing, and comprises a cab 31, a pushing connecting beam structure 32, a holding force device 33, a traveling wheel 34, an upper jack 35, a lateral jack 36 and a traveling shaft jack 37, wherein the cab 31 is a cab for a driver, is a brain of the device, and can finish sending each instruction of the structure in the cab; the pushing connecting beam structure 32 can connect the pushing beams 2 into a whole to provide a foundation for synchronous pushing function at the same time, and the pushing connecting beam structure 32 can firmly fix all the pushing beams 2; the holding device 33 is a reaction frame device of the pushing connecting device 3 and is also a position fixing device of the pushing connecting device 3; the holding force device 33 is tightly connected with the bridge structure 1, and the holding force device 33 and the surface foundation part of the bridge structure 1 are in a sawtooth shape with a good friction effect; the running wheels 34 are rolling wheels which move back and forth of the pushing connecting device 3, and the power and the movement of the running wheels can be controlled by the cab 31; the upper jack 35 is used for jacking the jacking stressed plate 38 on the upper part of the jacking beam 2, and the upper jack 35 is effectively connected with the jacking stressed plate 38 on the upper part of the jacking beam 2 in a bolt mode; the lateral jack 36 is used for jacking the jacking stressed plates 38 on the two sides of the jacking beam 2, and the lateral jack 36 is effectively connected with the jacking stressed plates 38 on the two sides of the jacking beam 2 in a bolt mode; the travelling shaft jack 37 is used for pushing the track beam 10, and the travelling shaft jack 37 and the track beam 10 are effectively connected in a bolt mode.
The hanging basket vertical stress structure 4 is used as a force transmission component, can effectively transmit the load at the cantilever of the pushing beam 2 to the existing bridge structure 1, and comprises the column base 41, a hanging basket column 42, a hanging basket column upper connecting plate 43, a transverse connecting component 44 and an inclined strut 45; the column base 41 is connected to the pushing beam 2 in a welding mode and is close to the cantilever end of the bridge structure 1; the hanging basket column 42 is connected with the column base 41 through welding or bolts; the top of the hanging basket post 42 is welded with the upper connecting plate 43 of the hanging basket post; the inclined strut 45 is connected between the upper basket post connecting plate 43 and the upper beam connecting plate 21 in a pin shaft connection mode; transverse connecting members 44 are provided between the hanging columns 42 to ensure lateral rigidity between the hanging columns 42 and stability between the hanging columns 42 during construction.
The transverse connecting beam 5 is arranged at the cantilever end of the pushing beam 2 and the bottom of the template system 8, and connects the cantilever ends of all the pushing beams 2 into a whole to provide vertical support for the template system 8;
the stress distribution beam 6 is used for uniformly distributing the long suspender anchoring device 71 and the short suspender anchoring device 72 to other components; the long boom anchoring device 71 and the short boom anchoring device 72 include anchoring members and booms; the long boom anchoring device 71 is mainly used for connecting the upper and lower transverse connecting beams 5, so as to provide vertical supporting force for the formwork system 8; the short boom anchoring device 72 is mainly used for connecting the lower transverse connecting beam 5 and the bridge structure 1, so as to provide vertical supporting force for the formwork system 8; the short boom anchoring device 72 is also used to fix one end of the ejector beam 2 to the bridge structure 1.
Further, the formwork system 8 is used for a cast-in-place process of a next section of beam, provides a space for cast-in-place concrete and a reinforcement cage, does not provide an operation space for constructors, and comprises a horizontal stress structure 81, an oblique stress member 82, a support member 83 and a square pipe cushion block 84;
preferably, the horizontal stressed structure 81 is a transverse member and is connected to the oblique stressed member 82 by welding, the horizontal stressed structure 81 and the oblique stressed member 82 form a positioning frame of the formwork, the bracket member 83 is a reinforcing structure of the positioning frame of the formwork formed by the horizontal stressed structure 81 and the oblique stressed member 82, so as to ensure the deformation of the formwork, and the square tube cushion block 84 is arranged between the positioning frame and the transverse connecting beam 5, so as to play a role in transferring force, positioning and supporting;
the transverse connecting component 9 is arranged in the horizontal plane of the pushing beam 2 and is used for improving the rigidity and stability of the pushing beam 2 in the horizontal plane;
the track beam 10 provides a sliding path for the pushing beam 2; an opening matched with the walking rail 310 is formed in the upper portion of the track beam 10, and wheel lubricating oil is brushed in the opening; the track beam 10 further comprises the track wheels 101 for the back and forth movement of the track beam 10.
The automatic synchronous pushing cradle structure pushing process of the embodiment is as follows:
(1) for example, after the structure maintenance of the 0# segment is finished, the 1# segment structure needs to be manufactured;
(2) the method comprises the following steps of arranging a pushing beam 2, an upper beam connecting plate 21, a pushing connecting device 3, a cab 31, a pushing connecting beam structure 32, a holding force device 33, a traveling wheel 34, an upper jack 35, a side jack 36, a traveling shaft jack 37, a pushing stressed plate 38, a stiffening plate 39, a traveling rail 310, a hanging basket vertical stressed structure 4, a column base 41, a hanging basket column 42, a hanging basket column upper connecting plate 43, a transverse connecting member 44, an inclined strut 45, a transverse connecting beam 5, a stress distribution beam 6, a short suspender anchoring device 72, a transverse connecting member 9, a track beam 10 and a track wheel 101 on a bridge structure 1 according to the design drawing.
(3) Firstly, loosening the holding force device 33, loosening the holding force device with the surface of the bridge structure 1, and loosening the short suspender anchoring device 72 for connecting the end part of the pushing beam 2 with the bridge structure 1;
(4) a constructor carries out pushing operation in the cab 31, opens the oil pressure switches of the upper jacks 35 and the side jacks 36, closes the oil pressure switch of the traveling shaft jack 37, and simultaneously and uniformly applies thrust to the pushing stress plate 38 on the pushing beam 2 by all the upper jacks 35 and the side jacks 36, so that all the pushing beams 2 are driven to move forwards along the linear track of the traveling rail 310 in the opening of the track beam 10, and when the pushing beams move to the designed displacement of the jacks, the oil pressure of the side jacks 36 and the switches of the upper jacks 35 are closed;
(5) then, opening an oil pressure switch of the traveling shaft jack 37, enabling the traveling shaft jack 37 to apply thrust to the track beam 10, enabling the track beam 10 to move forwards on the bridge structure 1 through the track wheel 101, stopping when the designed displacement of the jack is reached, closing the traveling shaft jack 37, operating the pushing connection equipment 3 to move forwards, and synchronously contracting the upper jack 35, the side jack 36 and the traveling shaft jack 37;
(6) repeating the step (4) and the step (5) to finish the pushing work;
(7) one ends of all the pushing beams 2 are fixed on the bridge structure 1 by adopting a short suspender anchoring device 72 and a stress distribution beam 6;
(8) connecting the upper transverse connecting beam 5 and the lower transverse connecting beam 5 by using a long suspender anchoring device 71 to manufacture a supporting member of the template system 8, connecting the other end of the template system 8 to the bridge structure 1 by using a short suspender anchoring device 72, and then fastening the holding force device 33 to be in close contact with the surface of the bridge structure 1;
(9) manufacturing a template, binding reinforcing steel bars, pouring concrete, maintaining to the required age, and removing the template;
(10) and (4) finishing subsequent pushing and construction of the hanging baskets of the 1# section to the n # section according to (3) to (9).
The embodiments described in this specification are merely illustrative of implementations of the inventive concepts, which are intended for purposes of illustration only. The scope of the present invention should not be construed as being limited to the particular forms set forth in the examples, but rather as being defined by the claims and the equivalents thereof which can occur to those skilled in the art upon consideration of the present inventive concept.
Claims (10)
1. A manufacturing process of a hanging basket structure with automatic synchronous pushing is characterized by comprising the following steps:
(1) manufacturing an appropriate pushing beam according to a bridge structure form, welding an upper beam connecting plate, a pushing stress plate and a stiffening plate on the pushing beam, and finishing the manufacturing of the pushing beam;
(2) manufacturing pushing connecting equipment, wherein the pushing connecting equipment comprises a cab, a pushing connecting beam structure, a holding device, a traveling wheel, an upper jack, a side jack and a traveling shaft jack;
(3) manufacturing a vertical stress structure of a hanging basket, wherein the vertical stress structure comprises a column base, a hanging basket column upper connecting plate, a transverse connecting member and an inclined strut;
(4) manufacturing a transverse connecting beam, a stress distribution beam, a long suspender anchoring device, a short suspender anchoring device, a template system, a horizontal stress structure, an oblique stress member, a support member, a square tube cushion block, a transverse connecting member, a track beam and a track wheel;
(5) transporting the components to the site, and assembling;
(6) welding the transverse connecting component and the pushing beams in a welding mode on site, and connecting all the pushing beams into a whole;
(7) installing all the pushing beams on the track beam through the walking rails, and performing accurate position alignment to ensure that all the pushing beams are parallel and all the walking rails are parallel and each end is in a plane;
(8) installing pushing connecting equipment at non-cantilever ends of all the pushing beams, and respectively connecting an upper jack, a side jack and a travelling shaft jack with an upper pushing stress plate, a side pushing stress plate and one end of a track beam into a whole through bolt connection;
(9) sequentially welding a column base and a hanging basket column on all the pushing beams, welding transverse connecting members among the hanging basket columns to ensure the stability of the structure, welding an upper connecting plate of the hanging basket column on the hanging basket column, and connecting an inclined strut on the upper connecting plate of the hanging basket column and the upper connecting plate of the beam in a pin shaft connection mode to form a stable triangle;
(10) operating the equipment according to the pushing principle, and respectively connecting a long suspender anchoring device and a short suspender anchoring device transverse connecting beam to the cantilever end of the pushing beam and the bridge structure;
(11) and (3) completing the installation of the template system, fixing one ends of all the pushing beams on the bridge structure by adopting a short suspender anchoring device and a stress distribution beam, then fastening the force holding device, and closely contacting the surface of the bridge structure to complete all the procedures.
2. The manufacturing process of the automatic synchronous pushing hanging basket structure according to claim 1, wherein the automatic synchronous pushing hanging basket structure comprises a bridge structure, a pushing beam, a rail beam, a hanging basket vertical stress structure, a pushing connection device, a transverse connection member, a transverse connection beam, a stress distribution beam and a template system, the pushing beam is positioned above the bridge structure, the pushing beam and the bridge structure are connected by the rail beam, and a short suspender anchoring device beam is adopted; the one end that pushes away the roof beam is fixed on the bridge structures, hang the vertical atress structural connection of basket and be in push away on the roof beam, push away the setting of jointing equipment and be in push away the roof beam and keep away from cantilever end department, will all push away the roof beam and link together, push away and set up between the roof beam level cross connect component, it sets up to hang between the vertical atress structural connection of basket cross connect component, cross connect beam sets up push away the cantilever end department of roof beam, the atress distribution roof beam sets up on cross connect beam, bridge structures and the top beam, the template system depends on push away roof beam, cross connect beam and bridge structures erect and be in the cantilever department of bridge structures.
3. The manufacturing process of the automatic synchronous pushing hanging basket structure according to claim 2, wherein in the step (1), the pushing beam comprises the beam upper connecting plate, a pushing stressed plate, a stiffening plate and a traveling rail, the beam upper connecting plate is connected to the surface of the pushing beam in a welding manner, the pushing stressed plate is a pushing direct stressed member, the stiffening plate is a reinforcing member of the pushing stressed plate, and the stressed plate is prevented from local buckling in the pushing process; the walking rail is connected to the lower portion of the pushing beam in a welding mode.
4. The manufacturing process of the automatic synchronous pushing hanging basket structure according to claim 2 or 3, wherein in the step (2), the pushing connecting equipment comprises a cab, a pushing connecting beam structure, a force holding device, a traveling wheel, an upper jack, a side jack and a traveling shaft jack, the pushing connecting beam structure connects the pushing beams into a whole, the force holding device is a reaction frame device of the pushing connecting equipment and is also a position fixing device of the pushing connecting equipment; the holding device is tightly connected with the bridge structure, and the holding device and the surface foundation part of the bridge structure are in a sawtooth shape with a good friction effect; the running wheels are rollers which move back and forth by the pushing connecting equipment, and the power and the motion of the running wheels can be controlled by the cab; the upper jack is used for pushing the pushing stress plate on the upper part of the pushing beam; the upper jack is effectively connected with the pushing stress plate on the upper part of the pushing beam in a bolt mode; the lateral jack is used for pushing the pushing stress plates on the two sides of the pushing beam; the lateral jack is effectively connected with the pushing stress plates on the two sides of the pushing beam in a bolt mode; the travelling shaft jack is used for pushing the track beam; the travelling shaft jack and the track beam are effectively connected in a bolt mode.
5. The manufacturing process of the hanging basket structure with automatic synchronous pushing of claim 2 or 3, wherein in the step (3), the hanging basket vertical stress structure comprises the column base, the hanging basket column, a hanging basket column upper connecting plate, a transverse connecting member and a diagonal brace, the column base is connected to the pushing beam by welding and is positioned close to the cantilever end of the bridge structure, the hanging basket column is connected to the column base by welding or bolt connection, and the hanging basket column upper connecting plate is welded to the top of the hanging basket column; the inclined strut is connected between the upper connecting plate of the hanging basket column and the upper connecting plate of the beam in a pin shaft connection mode; and transverse connecting members are arranged between the hanging basket posts to ensure the lateral rigidity between the hanging basket posts and the stability between the hanging basket posts in the construction process.
6. The manufacturing process of the automatic synchronous pushing hanging basket structure according to claim 2 or 3, wherein in the step (4), the transverse connecting beam is arranged at the cantilever end of the pushing beam and the bottom of the template system, and connects the cantilever ends of all the pushing beams into a whole to provide vertical support for the template system.
7. The process for manufacturing an automatic synchronous pushing hanging basket structure according to claim 2 or 3, wherein in the step (4), the stress distribution beam is used for uniformly distributing the long suspender anchoring device and the short suspender anchoring device to other members, the long suspender anchoring device and the short suspender anchoring device comprise anchoring members and suspenders, and the long suspender anchoring device is used for connecting the upper and lower transverse connecting beams so as to provide vertical supporting force for the template system; the short suspender anchoring device is used for connecting the lower transverse connecting beam and the bridge structure so as to provide vertical supporting force for the template system; the short suspender anchoring device is also used for fixing one end of the pushing beam on the bridge structure.
8. The manufacturing process of the automatic synchronous pushing hanging basket structure according to claim 2 or 3, wherein in the step (4), the formwork system is used for a cast-in-place process of a next section of beam, provides a space for cast-in-place concrete and a reinforcement cage, and provides an operation space for constructors, and the formwork system comprises a horizontal stress structure, an oblique stress member, a bracket member and a square pipe cushion block.
9. The manufacturing process of the automatic synchronous pushing hanging basket structure according to claim 2 or 3, wherein in the step (4), the transverse connecting member is arranged in a horizontal plane of the pushing beam and used for improving rigidity and stability of the pushing beam in the horizontal plane.
10. The manufacturing process of the cradle structure with automatic synchronous pushing according to claim 2 or 3, wherein in the step (4), the track beam provides a sliding path for the pushing beam, an opening matched with the traveling rail is formed in the upper part of the track beam, and wheel lubricating oil is brushed in the opening; the track beam also comprises the track wheels which are used for moving the track beam back and forth.
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