CN108612259B - Assembled lattice column convenient to disassemble and use method - Google Patents
Assembled lattice column convenient to disassemble and use method Download PDFInfo
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- CN108612259B CN108612259B CN201810690735.XA CN201810690735A CN108612259B CN 108612259 B CN108612259 B CN 108612259B CN 201810690735 A CN201810690735 A CN 201810690735A CN 108612259 B CN108612259 B CN 108612259B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/30—Columns; Pillars; Struts
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
The invention discloses an assembled lattice column convenient to disassemble and a use method thereof, which solve the problem that the construction of an interval tunnel structure cannot ensure the safety of an established pipe gallery structure when track traffic and urban comprehensive pipe galleries are constructed together, the lattice column is arranged in sections, gaps are reserved among the sections, the gap arrangement is adjustable, the upper section and the lower section of the lattice column can be disassembled quickly and conveniently after the construction is finished, the upper section and the lower section of the lattice column can be reused, and the technical scheme is as follows: the device comprises an upper section of a lattice column, a middle section of the lattice column and a lower section of the lattice column which are sequentially connected from top to bottom; the upper section and the middle section of the lattice column and the middle section and the lower section of the lattice column are connected through a gap adjusting device, the gap adjusting device comprises a fixed connection structure, the fixed connection structure and the movable connection structure are arranged at intervals relatively, and the movable connection structure is provided with an adjustable jacking structure so as to adjust the gap between the fixed connection structure and the movable connection structure.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to an assembled lattice column convenient to detach and a use method.
Background
Along with the rapid development of urban rail transit, the construction of the urban comprehensive pipe rack is also rapid, and the problem of the combined construction of the urban comprehensive pipe rack and the rail transit is necessarily encountered in the construction of emerging urban CBD areas or the large-scale updating construction of cities. How to solve the problem of the joint construction of the rail transit and the utility tunnel, fully utilizing the limited underground space and reducing the municipal construction investment, has increasingly been highlighted in the planning, design and construction of the joint construction of the utility tunnel and the rail transit, in particular how to solve the construction sequence of the cross nodes in the joint construction, and ensure the construction quality to be the focus problem of the joint construction.
In view of this, in actual construction, the utility tunnel is constructed at the node of "cross" or skew under the upper and rail transit, and the junction pipe gallery interface is first constructed and reserved to upper portion pipe gallery, accomplishes the pipe gallery construction after lower part rail transit interval construction is accomplished again, supports the protection to the pipe gallery that has been constructed with the lattice post when the rail transit interval is under construction, simultaneously because of spatial relation, the lattice post needs to be located in the interval roof and when interval concreting, and the lattice post is located interval tunnel roof part and is kept in the interval roof permanently.
After the construction of the section concrete is completed and the acceptance is passed, backfilling the gaps at the crossing part of the rail traffic section and the comprehensive pipe rack with concrete, cutting and dismantling the lattice columns, wherein the parts of the lattice columns buried in the structure have no waterproof measures, so that the hidden danger of tunnel waterproofing is brought; when the steel bar is bound, the original through length steel bar is cut off by the lattice column due to the structural influence of the lattice column, the structural stress is adversely affected, and hidden danger is buried in the durability of the structure.
In summary, the problem that the safety of the pipe gallery structure cannot be guaranteed in the construction of lattice columns in the prior art is that an effective solution is not available.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides an assembled type lattice column convenient to disassemble, which is characterized in that the lattice column is arranged in sections, gaps are reserved among the sections, the gap arrangement is adjustable, the upper section and the lower section of the lattice column can be quickly and conveniently disassembled after construction is finished, and the upper section and the lower section of the lattice column can be reused;
further, the invention adopts the following technical scheme:
an assembled lattice column convenient to disassemble comprises an upper lattice column section, a middle lattice column section and a lower lattice column section which are sequentially connected from top to bottom; the upper section and the middle section of the lattice column and the middle section and the lower section of the lattice column are connected through a gap adjusting device, the gap adjusting device comprises a fixed connection structure, the fixed connection structure and the movable connection structure are arranged at intervals relatively, and the movable connection structure is provided with an adjustable jacking structure so as to adjust the gap between the fixed connection structure and the movable connection structure.
Further, the adjustable jacking structure is connected to the movable connecting structure, the end part of the adjustable jacking structure is jacked on the end face of the fixed connecting structure, and the adjustable jacking structure can move along the joint of the adjustable jacking structure and the movable connecting structure so as to adjust the gap between the fixed connecting structure and the movable connecting structure.
Further, the fixed connection structure is fixedly provided with a plurality of uniformly distributed internal thread joints, and the internal thread joints are connected with the movable connection structure through fastening connectors.
Furthermore, the internal thread joint is provided with an internal thread blind hole, and the fastening connecting piece is arranged in the internal thread blind hole in a penetrating way and is reliably connected with the internal thread joint.
Further, the axis of the internal thread connector is perpendicular to the end face of the fixed connection structure, and the thickness of the internal thread connector is larger than that of the fixed connection structure.
Further, the internal thread joint and the fixed connection structure are of an integrated assembly welding structure.
Further, the fixed connection structure is fixedly connected with the middle section of the lattice column, and the movable connection structure is fixedly connected with the upper section of the lattice column or the lower section of the lattice column.
Further, a water baffle is fixed on the periphery of the middle section of the lattice column.
Further, the middle sections of the lattice columns on the upper side and the lower side of the water baffle are fixedly provided with vertical connecting round steels and transverse connecting round steels which are vertically distributed, and the ends of the vertical connecting round steels and the transverse connecting round steels are respectively provided with a reinforcing steel bar connector.
Further, a plurality of longitudinal connecting round steels positioned on the same side of the water baffle are arranged, and the axes of the longitudinal connecting round steels are positioned in the same horizontal plane and are parallel to each other; the transverse connection round steels positioned on the same side of the water baffle are provided with a plurality of transverse connection round steels, and the axes of the transverse connection round steels are positioned in the same horizontal plane and are parallel to each other; the longitudinal connecting round steel and the transverse connecting round steel which are positioned on the same side of the water baffle are distributed in parallel up and down on the plane where the axes of the longitudinal connecting round steel and the transverse connecting round steel are positioned.
Further, the interval between the adjacent longitudinal connecting round steels is set to be the same as the interval between the longitudinal steel bars of the structure; the interval between adjacent transverse connection round steels is set to be the same as the interval between the transverse steel bars of the structure.
Further, the steel bar connectors at the two ends of the transverse connection round steel are arranged in a staggered mode, the steel bar connectors at the two ends of the longitudinal connection round steel are arranged in a staggered mode, and the staggered size meets the standard requirement.
The application method of the assembled lattice column convenient to detach comprises the following steps of:
step 1: fixedly mounting the lower section of the lattice column, and setting a gap above the lower section of the lattice column at intervals to set up a pouring template;
step 2: the middle sections of the lattice columns are arranged between the pouring templates, the bottoms of the middle sections of the lattice columns are coplanar with the bottoms of the pouring templates, and water baffles and longitudinal and transverse connecting round steel are arranged in the middle sections of the lattice columns;
step 3: a gap adjusting device is arranged between the middle section of the lattice column and the lower section of the lattice column, the adjustable jacking structure adjusts the gap between the fixed connection structure and the movable connection structure, and the fixed connection structure and the movable connection structure are tightly connected by the fastening connecting piece;
step 4: installing an upper section of a lattice column, wherein the top of the upper section of the lattice column is reliably contacted with the bottom of the pipe gallery;
step 5: a gap adjusting device is arranged between the upper section of the lattice column and the middle section of the lattice column, the adjustable jacking structure adjusts the gap between the fixed connection structure and the movable connection structure, and the fixed connection structure and the movable connection structure are tightly connected by the fastening connecting piece;
step 6: and pouring concrete in the pouring template, combining the concrete with the middle section of the lattice column into a whole, and performing waterproof treatment on the joint of the middle section of the lattice column and the upper section of the lattice column after the strength of the concrete reaches the design requirement.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the lattice columns are arranged in sections, gaps are reserved among the sections, and the gap arrangement is not adjustable, so that the upper section and the lower section of the lattice column can be quickly and conveniently disassembled after construction is completed, and the upper section and the lower section of the lattice column can be reused.
According to the gap adjusting device in the lattice column, the gap between the movable connecting structure and the fixed connecting structure can be adjusted through the adjustable jacking structure, so that a sufficient gap is formed between the upper section and the lower section of the lattice column and the middle casting concrete structure when the lattice column is disassembled, the upper section and the lower section of the lattice column can be taken out only by deflecting the upper section and the lower section of the lattice column when the lattice column is disassembled, the disassembly is simple and convenient, the disassembly safety is ensured, and the disassembly cost is reduced.
The internal thread connector and the fastening connecting piece are arranged on the fixed connecting structure of the lattice column between the sections, so that reliable connection between the different sections of the lattice column can be ensured, and reliable supporting force is provided for the supporting structure, so that deformation of the supporting structure can be effectively controlled.
The water baffle is arranged at the middle section of the lattice column, so that the waterproof effect can be effectively achieved, and the waterproof problem of the lattice column permanently buried in a concrete structure is effectively solved.
The middle section of the lattice column is provided with the longitudinal connecting round steel and the transverse connecting round steel, and the long steel bars can be prevented from being cut off at the lattice column through connection between the steel bar connector and the steel bars, so that the structural strength and the durability are improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application.
FIG. 1 is a schematic view of a lattice column of the present invention;
FIG. 2 is a schematic view of the setting and fitting of the gap adjusting device;
FIG. 3 is a cross-sectional view of a middle section of a lattice column;
in the figure, 1 lattice column upper segment, 2 lattice column middle section, 3 lattice column lower segment, 4 fastening connection piece, 5 adjustable tight structure in top, 6 reinforcing bar connector, 7 longitudinal connection round steel, 8 internal thread connect, 9 swing joint structure, 10 fixed connection structure, 11 breakwater, 12 gap adjustment device, 13 transverse connection round steel, 14 concrete structure.
Detailed Description
It should be noted that the following detailed description is illustrative and is intended to provide further explanation of the present application. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
As introduced by the background technology, in the prior art, when track traffic and urban comprehensive pipe gallery are constructed together, the safety problem of the constructed pipe gallery structure cannot be guaranteed in the construction of the section tunnel structure.
In an exemplary embodiment of the present application, as shown in fig. 1-3, there is provided an assembled lattice column which is convenient to disassemble, and includes an upper lattice column section 1, a middle lattice column section 2 and a lower lattice column section 3 which are sequentially connected from top to bottom; the upper section 1 of the lattice column is arranged between the outer side of the top plate of the interval structure and the bottom of the pipe gallery and plays a role in supporting the pipe gallery structure; the middle section 2 of the lattice column is buried in a concrete structure 14 of the section tunnel structure, the lower section 3 of the lattice column is positioned in the section tunnel and is supported at the bottom, is connected with the middle section and is used for transmitting force through the middle section, and the vertical component force generated by deformation of the cantilever part of the pipe gallery is born, so that the lattice column is one of main stressed rod pieces. The upper section 1 and the lower section 3 of the lattice column are both detachable.
The upper section 1 and the middle section 2 of the lattice column and the middle section 2 and the lower section 3 of the lattice column are connected through a gap adjusting device 12, the gap adjusting device 12 comprises a fixed connecting structure 10, the fixed connecting structure 10 and a movable connecting structure 9 are arranged at intervals relatively, and the movable connecting structure 9 is provided with an adjustable jacking structure 5 to adjust the gap between the fixed connecting structure 10 and the movable connecting structure 9. The gap adjusting device provides a tight and reliable connection of three sections required by disassembly and stress.
The adjustable jacking structure 5 is connected to the movable connecting structure 9, the end part of the adjustable jacking structure 5 is jacked on the end face of the fixed connecting structure 10, and the adjustable jacking structure 5 can move along the joint of the adjustable jacking structure 5 and the movable connecting structure 9 so as to adjust the gap between the fixed connecting structure 10 and the movable connecting structure 9.
The adjustable jacking structure 5 can adopt adjusting bolts, the movable connecting structure 9 is provided with threaded holes, the adjusting bolts penetrate through the threaded holes, the screw rod end parts of the adjusting bolts are jacked on the end faces of the fixed connecting structure 10, and when the lattice column is installed, the adjusting bolts are screwed, so that gaps between the fixed connecting structure 10 and the movable connecting structure 9 can be adjusted, and the adjusting bolts are convenient to detach.
The fixed connection structure 10 is fixedly provided with a plurality of uniformly distributed internal thread joints 8, and the internal thread joints 8 are connected with the movable connection structure 9 through fastening connectors 4.
The gap adjusting device 12 between the upper section 1 and the middle section 2 of the lattice column provides an operation space for the installation and the disassembly of the upper section of the lattice column in a limited space, and after the upper section of the lattice column is in place, the upper section is tightly contacted with the top of the pipe gallery through an adjustable tightening structure and then is fastened by a fastening connecting piece so as to ensure the reliable connection between the upper section of the lattice column and the middle section of the lattice column. The gap adjusting device 12 between the lower section 3 and the middle section 2 of the lattice column provides an operation space for the installation and the disassembly of the lower section of the lattice column in a limited space, and the lower section and the middle section of the lattice column are tightly contacted through the adjustable jacking structure and then fastened by the fastening connecting piece so as to ensure the reliable connection of the lower section and the middle section of the lattice column.
The internal thread joint 8 is provided with an internal thread blind hole, and the fastening connecting piece 4 is arranged in the internal thread blind hole in a penetrating way and is reliably connected with the internal thread joint 8. The fastening connection 4 may be a fastening bolt.
The axis of the internal thread joint 8 is vertical to the end face of the fixed connection structure 10, and the thickness of the internal thread joint 8 is larger than that of the fixed connection structure 10. The inner wire joint 8 and the fixed connection structure 10 can be an integrated assembly welding structure. After the middle section of the lattice column is connected with other sections of lattice columns by using a gap adjusting device, when the concrete structure is poured, the fastening connecting piece 4 cannot be poured into the concrete, so that the concrete structure is prevented from obstructing the removal of other sections of lattice columns in the later period.
The fixed connection structure 10 is fixedly connected with the middle section 2 of the lattice column, and the movable connection structure 9 is fixedly connected with the upper section 1 or the lower section 3 of the lattice column. The upper end and the lower end of the middle section 2 of the lattice column are fixedly provided with fixed connection structures 10, the bottom of the upper section 1 of the lattice column is fixedly provided with a movable connection structure 9, and the movable connection structure 9 of the upper section 1 of the lattice column is connected with the fixed connection structure 10 at the upper end of the middle section 2 of the lattice column through an adjustable jacking structure 5 and a fastening connecting piece 4; the top of the lower section 3 of the lattice column is fixedly provided with a movable connecting structure 9, and the movable connecting structure 9 of the lower section 3 of the lattice column is connected with a fixed connecting structure 10 at the lower end of the middle section 2 of the lattice column through an adjustable jacking structure 5 and a fastening connecting piece 4. The length of the middle section 2 of the lattice column and the thickness of the fixed connection structure at the two ends are equal to the thickness of the concrete structure 14. The close combination of different parts is ensured through the gap adjusting device among the sections, and reliable supporting force is provided for the supporting structure so as to effectively control the deformation of the supporting structure; the support clearance can be adjusted during disassembly, so that the disassembly safety is ensured, and the disassembly cost is reduced.
After the upper section and the lower section of the lattice column are installed in place, the upper section of the lattice column is tightly contacted with the bottom of the pipe gallery structure through the adjustable jacking structure, and the lower section and the middle section of the lattice column are tightly contacted through the adjustable jacking structure. After the adjustment is finished, the fastening connecting piece enables the upper section, the middle section and the lower section to be reliably connected, and the adjustable jacking structure 5 and the fastening connecting piece 4 are arranged at intervals.
The water baffle 11 is fixed on the periphery of the middle section 2 of the lattice column, so that the waterproof problem of the lattice column permanently buried in a concrete structure is effectively solved. The water baffle 11 is positioned in the middle of the middle section 2 of the lattice column, and the design of the water baffle meets the corresponding design and specification requirements. The water baffle can be formed by assembling and welding steel plates.
The movable connecting structure and the fixed connecting structure can adopt a connecting flange structure form, and the fixed connecting structure is provided with a joint structure. The movable connecting structure and the fixed connecting structure can adopt square steel plates, and the joint of the fixed connecting structure and the steel plates are welded and fixed into a whole. The inner wire joint can be processed by round steel.
The middle sections 2 of the lattice columns on the upper side and the lower side of the water baffle 11 are fixedly provided with vertical connecting round steels 7 and transverse connecting round steels 13 which are vertically distributed, and the ends of the vertical connecting round steels 7 and the transverse connecting round steels 13 are respectively provided with a reinforcing steel bar connector 6 which is used for being in threaded connection with reinforcing steel bars. And the longitudinal and transverse connecting round steel is welded with the middle section of the lattice column so as to meet the water stop requirement.
The longitudinal connecting round steels 7 positioned on the same side of the water baffle 11 are provided with a plurality of longitudinal connecting round steels, and the axes of the longitudinal connecting round steels are positioned in the same horizontal plane and are parallel to each other; the transverse connection round steel 13 positioned on the same side of the water baffle 11 is provided with a plurality of transverse connection round steel, and the axes of the transverse connection round steel are positioned in the same horizontal plane and are parallel to each other; the longitudinal connecting round steel 7 and the transverse connecting round steel 13 which are positioned on the same side of the water baffle 11 are distributed in parallel up and down on the plane where the axes of the longitudinal connecting round steel and the transverse connecting round steel are positioned. The horizontal round steel that transversely connects sets up two among this application, and parallel distribution, its axis is on same horizontal plane, and vertical round steel that connects sets up two, and parallel distribution, and its axis is on same horizontal plane, and the horizontal plane at horizontal round steel axis place of transverse connection distributes about the horizontal plane at vertical round steel axis place, makes things convenient for vertical round steel that connects and the pass of transverse connection round steel in the lattice column body.
The interval between the adjacent longitudinal connecting round steels 7 is set to be the same as the interval between the longitudinal steel bars of the structure, and the interval between the adjacent transverse connecting round steels 13 is set to be the same as the interval between the transverse steel bars of the structure. The steel bar connectors 6 at the two ends of the plurality of transverse connection round steels 13 are arranged in a staggered mode, the steel bar connectors 6 at the two ends of the plurality of longitudinal connection round steels 7 are arranged in a staggered mode (namely, planes of the end faces of connectors of different longitudinal connection round steels or transverse connection round steels are not on the same vertical plane), and the standard requirements of steel bar connection are met.
According to the design thickness of the section structure top plate, according to a steel bar design drawing, the longitudinal and transverse connection round steel connected with the steel bar connector is welded with the middle section of the lattice column, the length L of the longitudinal and transverse connection round steel is equal to the length of the middle section side of the lattice column plus 100mm plus 500mm, wherein 100mm is the distance between the round steel with the steel bar connector and the outer surface of the middle section of the lattice column, and the longitudinal and transverse connection round steel of the adjacent steel bar connector is arranged at intervals, and the length difference of the longitudinal and transverse connection round steel is not less than 500mm.
The sections of the upper section 1, the middle section 2 and the lower section 3 of the lattice column are square structures and are formed by assembling and welding angle steel and steel plates.
The application method of the assembled lattice column convenient to detach comprises the following steps of:
step 1: fixedly mounting the lower section of the lattice column, and setting a gap above the lower section of the lattice column at intervals to set up a pouring template;
step 2: the middle sections of the lattice columns are arranged between the pouring templates, the bottoms of the middle sections of the lattice columns are coplanar with the bottoms of the pouring templates, and water baffles and longitudinal and transverse connecting round steel are arranged in the middle sections of the lattice columns;
step 3: a gap adjusting device is arranged between the middle section of the lattice column and the lower section of the lattice column, the adjustable jacking structure adjusts the gap between the fixed connection structure and the movable connection structure, and the fixed connection structure and the movable connection structure are tightly connected by the fastening connecting piece;
step 4: installing an upper section of a lattice column, wherein the top of the upper section of the lattice column is reliably contacted with the bottom of the pipe gallery;
step 5: a gap adjusting device is arranged between the upper section of the lattice column and the middle section of the lattice column, the adjustable jacking structure adjusts the gap between the fixed connection structure and the movable connection structure, and the fixed connection structure and the movable connection structure are tightly connected by the fastening connecting piece;
step 6: and pouring concrete in the pouring template, combining the concrete with the middle section of the lattice column into a whole, and performing waterproof treatment on the joint of the middle section of the lattice column and the upper section of the lattice column after the strength of the concrete reaches the design requirement.
In order to enable those skilled in the art to more clearly understand the technical solutions of the present application, the technical solutions of the present application will be described in detail below with reference to specific embodiments.
Before the template support is erected, the lower section of the lattice column is installed, the length of the lattice column is shorter than the clearance size of the structure, the difference value of the lattice column is required to meet the minimum clearance for safely dismantling the lower section of the lattice column, the clearance is not required to be smaller than 20mm, and the maximum clearance is not required to exceed 30mm.
After the lower section of the lattice column is installed, the middle section of the lattice column is installed, the direction of the threaded connector meets the design requirement of the section structure steel bars, the bottom of the middle section of the lattice column is coplanar with the bottom of the section structure, the adjustable jacking structure ensures that the gap between the middle section and the lower section meets the lower section disassembly requirement, and after the gap adjustment is finished, the fastening connecting piece is screwed to ensure that the lower section and the middle section are reliably connected.
And after the middle section of the lattice column is installed, the upper section of the lattice column is installed, gaps between the upper section and the middle section of the lattice column are adjusted, the top of the upper section of the lattice column is reliably contacted with the bottom structure of the pipe gallery, the gaps between the upper section and the middle section of the lattice column meet the requirement of disassembling the upper section, the adjustable jacking structure ensures that the gaps between the middle section and the upper section meet the requirement of disassembling the upper section, and after the gaps are adjusted, the tightening connecting piece is screwed down to reliably connect the lower section and the middle section.
Before concrete pouring, checking whether the fastening conditions of the water baffle, the arrangement of the reinforcing steel bar connector and the fastening connecting piece meet the requirements.
And after the concrete strength reaches the design strength, the top of the interval structure is subjected to waterproof treatment according to the design requirement, the waterproof treatment of the fixed connection structure of the top of the concrete structure is finished, and the waterproof treatment of the concrete joint part of the steel flange and the top of the structure is ensured to meet the design requirement.
The foregoing description is only of the preferred embodiments of the present application and is not intended to limit the same, but rather, various modifications and variations may be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.
Claims (7)
1. The assembled lattice column is characterized by comprising an upper lattice column section, a middle lattice column section and a lower lattice column section which are sequentially connected from top to bottom; the upper section of the lattice column is connected with the middle section of the lattice column, and the middle section of the lattice column is connected with the lower section of the lattice column through a gap adjusting device, the gap adjusting device comprises a fixed connecting structure, the fixed connecting structure and the movable connecting structure are arranged at intervals relatively, and the movable connecting structure is provided with an adjustable jacking structure for adjusting the gap between the fixed connecting structure and the movable connecting structure;
the adjustable jacking structure is connected with the movable connecting structure, the end part of the adjustable jacking structure is jacked on the end surface of the fixed connecting structure, and the adjustable jacking structure can move along the joint of the adjustable jacking structure and the movable connecting structure so as to adjust the gap between the fixed connecting structure and the movable connecting structure;
the fixed connection structure is fixedly connected with the middle section of the lattice column, and the movable connection structure is fixedly connected with the upper section of the lattice column or the lower section of the lattice column; a water baffle is fixed on the periphery of the middle section of the lattice column;
the middle sections of the lattice columns on the upper side and the lower side of the water baffle are fixedly provided with vertical connecting round steels and transverse connecting round steels which are vertically distributed, and the ends of the vertical connecting round steels and the transverse connecting round steels are respectively provided with a reinforcing steel bar connector.
2. The assembled lattice column of claim 1, wherein the fixed connection structure is fixedly provided with a plurality of homogeneously distributed internal thread joints, and the internal thread joints are connected with the movable connection structure through fastening connectors.
3. The fabricated lattice column of claim 2, wherein the internal thread connector is provided with an internal thread blind hole, and the fastening connector is threaded into the internal thread blind hole.
4. The fabricated lattice column of claim 2, wherein the axis of the inner wire connector is perpendicular to the end face of the fixed connection structure, and the thickness of the inner wire connector is greater than the thickness of the fixed connection structure; the internal thread joint and the fixed connection structure are of an integrated assembly welding structure.
5. The fabricated lattice column of claim 1, wherein a plurality of longitudinal connecting round steels are arranged on the same side of the water baffle, and the axes of the longitudinal connecting round steels are positioned in the same horizontal plane and are parallel to each other; the transverse connection round steels positioned on the same side of the water baffle are provided with a plurality of transverse connection round steels, and the axes of the transverse connection round steels are positioned in the same horizontal plane and are parallel to each other; the longitudinal connecting round steel and the transverse connecting round steel which are positioned on the same side of the water baffle are distributed in parallel up and down on the plane where the axes of the longitudinal connecting round steel and the transverse connecting round steel are positioned.
6. The fabricated lattice column of claim 5, wherein adjacent longitudinal connecting round steels are spaced apart a set distance, and adjacent transverse connecting round steels are spaced apart a set distance; the steel bar connectors transversely connected with the two ends of the round steel are arranged in a staggered mode, and the steel bar connectors longitudinally connected with the two ends of the round steel are arranged in a staggered mode.
7. A method of using the fabricated lattice column of any one of claims 1-6, comprising the steps of:
step 1: fixedly mounting the lower section of the lattice column, and setting a gap above the lower section of the lattice column at intervals to set up a pouring template;
step 2: the middle sections of the lattice columns are arranged between the pouring templates, the bottoms of the middle sections of the lattice columns are coplanar with the bottoms of the pouring templates, and water baffles and longitudinal and transverse connecting round steel are arranged in the middle sections of the lattice columns;
step 3: a gap adjusting device is arranged between the middle section of the lattice column and the lower section of the lattice column, the adjustable jacking structure adjusts the gap between the fixed connection structure and the movable connection structure, and the fixed connection structure and the movable connection structure are tightly connected by the fastening connecting piece;
step 4: installing an upper section of a lattice column, wherein the top of the upper section of the lattice column is reliably contacted with the bottom of the pipe gallery;
step 5: a gap adjusting device is arranged between the upper section of the lattice column and the middle section of the lattice column, the adjustable jacking structure adjusts the gap between the fixed connection structure and the movable connection structure, and the fixed connection structure and the movable connection structure are tightly connected by the fastening connecting piece;
step 6: and pouring concrete in the pouring template, combining the concrete with the middle section of the lattice column into a whole, and performing waterproof treatment on the joint of the middle section of the lattice column and the upper section of the lattice column after the strength of the concrete reaches the design requirement.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810690735.XA CN108612259B (en) | 2018-06-28 | 2018-06-28 | Assembled lattice column convenient to disassemble and use method |
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| CN201810690735.XA CN108612259B (en) | 2018-06-28 | 2018-06-28 | Assembled lattice column convenient to disassemble and use method |
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| CN108612259B true CN108612259B (en) | 2023-07-04 |
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|---|---|---|---|---|
| US8453416B2 (en) * | 2008-05-29 | 2013-06-04 | David R. Brindle | Apparatus and method for an adjustable column |
| CN101920915B (en) * | 2010-08-25 | 2012-05-23 | 江苏柳工机械有限公司 | Support leg gap adjusting device |
| CN203238639U (en) * | 2013-04-10 | 2013-10-16 | 中交第二航务工程局有限公司 | Lattice column with adjustable height |
| CN203640162U (en) * | 2013-07-24 | 2014-06-11 | 江苏沪宁钢机股份有限公司 | Thick plate composite steel column in Chinese character Ri shape |
| CN104234079B (en) * | 2014-07-24 | 2016-09-07 | 中铁十二局集团第二工程有限公司 | A kind of subway station Y type cast steel combines steel pipe column construction method |
| CN106760197B (en) * | 2016-12-02 | 2022-09-23 | 江苏沪宁钢机股份有限公司 | Method for allowing error in installation of steel column structure |
| CN107740540B (en) * | 2017-11-28 | 2019-11-22 | 清华大学 | Mortise and tenon type steel core concrete column connector |
| CN208563754U (en) * | 2018-06-28 | 2019-03-01 | 济南轨道交通集团有限公司 | A kind of easy-to-dismount assembled lattice column |
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2018
- 2018-06-28 CN CN201810690735.XA patent/CN108612259B/en active Active
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| Publication number | Publication date |
|---|---|
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