CN217679257U - Large-inclination-angle V-shaped column structure for transportation hub - Google Patents
Large-inclination-angle V-shaped column structure for transportation hub Download PDFInfo
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- CN217679257U CN217679257U CN202220574124.0U CN202220574124U CN217679257U CN 217679257 U CN217679257 U CN 217679257U CN 202220574124 U CN202220574124 U CN 202220574124U CN 217679257 U CN217679257 U CN 217679257U
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Abstract
The utility model discloses a large-inclination angle V-shaped column construction structure for a transportation junction, which comprises a top plate, a bottom plate, a middle plate, a V-shaped column and a temporary steel pipe column, wherein the V-shaped column is formed by combining a positioning support and a steel batter post, and the steel batter post is fixedly arranged on the positioning support in a V shape; the steel batter post outside still overlaps and is equipped with linking plank sheathing and steel form, linking plank sheathing is connected with the location support top, linking plank sheathing top is connected with steel form bottom, steel form one side is provided with the pouring pipe. The steel inclined column is formed by combining the middle column with the top node column, the middle node column and the bottom node column, sectional construction is adopted, construction efficiency is high, and construction can be performed in a narrow space area; this application simultaneously when pouring, adopt steel form and linking up the cooperation of plank sheathing, can reduce the cost of manufacture of steel form by a wide margin.
Description
Technical Field
The utility model relates to a construction field, concretely relates to lid digs big inclination V post structure that top-down operation run-through type V post structure is used for traffic hub.
Background
Since the prior 21 st century, along with the continuous acceleration of urbanization progress in China, the urban population scale is rapidly increased, traffic congestion becomes the normal state of daily life of large and medium-sized cities, and urban rail transit is the most effective solution for construction. Along with more and more buildings develop towards the direction that the structure is complicated and changeable and the functions are diversified, the development requirements of modern urban rail transit buildings can not be met by a common building structure system. The steel reinforced concrete composite structure integrates the dual advantages of steel and concrete, has the advantages of high rigidity, high bearing capacity, good earthquake resistance and the like, and is more and more widely applied to building structures.
When the underground engineering needs to be constructed through the transportation junction engineering, the top is sealed after the underground engineering is excavated to a certain depth from the ground, and the rest of the lower engineering is constructed under the sealed top cover. The main structure can be made forward or backward, so the construction method is called cover-excavation reverse construction method. The cover-excavation top-down construction method has the advantages of small horizontal displacement of the structure, high safety factor, small influence on the ground, and small influence on the outside climate on the construction because the ground traffic is locked in a short time. However, excessive vertical shafts are not allowed to be left on the cover plate, the subsequent excavation of earthwork needs horizontal transportation, the excavation is inconvenient, the construction space is small, the construction speed is low, the construction period is long, and the cost is high.
Simultaneously because the inclination of every V type post is different in a building, need sheathe appointed steel form for the batter post before pouring, lead to the steel form can not general, if every set of steel form all need customize, then the cost of manufacture is higher.
Existing partial underground buildings are supported by V-shaped support columns, for example CN202111502056.3 'an underground foundation pit V-shaped column and a construction method thereof'. However, when the cover-excavation reverse construction method is adopted, only part of vertical shafts are reserved to reduce the influence on the transportation hub as much as possible, and the operation space is very limited; meanwhile, part of the V-shaped supporting columns need to penetrate through the middle plate for installation, so that the whole overlong steel inclined column is difficult to hoist during construction. Therefore, in the cover-excavation reverse construction method, the installation of the V-shaped large-diameter steel reinforced concrete batter post is a technical problem to be solved urgently.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model aims at providing a big inclination V post structure for traffic hub that can segmentation location construction.
In order to realize the technical purpose, the utility model discloses a scheme is: a large-inclination-angle V-shaped column construction structure for a transportation junction comprises a top plate, a bottom plate, a middle plate, a V-shaped column and a temporary steel pipe column, wherein the V-shaped column is formed by combining a positioning support and a steel inclined column, and the steel inclined column is fixedly arranged on the positioning support in a V shape;
the steel inclined column comprises a top node column, a bottom node column, at least two middle columns and at least one middle node column, the top node column and the middle node column are welded together through the middle columns, the bottom node column and the middle node column are also welded together through the middle columns, the upper end of the top node column is welded on a top plate of a building, and the lower end of the bottom node column is welded on a positioning support;
when the number of the middle node columns is more than or equal to two, the adjacent middle node columns are welded together through the middle columns;
the steel batter post outside still overlaps and is equipped with linking plank sheathing and steel form, linking plank sheathing is connected with the location support top, linking plank sheathing top is connected with steel form bottom, steel form one side is provided with the pouring pipe.
Preferably, the positioning support comprises a base plate, supporting columns and supporting plates, the supporting plates are installed on the base plate through the supporting columns, the lower ends of the bottom node columns are welded to the supporting plates, and jack installation positions are arranged between the supporting columns on the base plate.
Preferably, the cross section of the middle part of the steel inclined column is in a cross shape or a cross shape, and two or more than two embedded pipes and vibrating rods are arranged in the steel inclined column.
Preferably, the top plate is provided with a top positioning sleeve corresponding to the top node column, and the middle plate is provided with a middle positioning sleeve corresponding to the middle node column.
Preferably, the top plate and the middle plate both adopt steel in the shape of a Chinese character 'wang' as the side beams, the top positioning sleeve is welded on the steel in the shape of a Chinese character 'wang' of the top plate, and the middle positioning sleeve is welded on the steel in the shape of a Chinese character 'wang' of the middle plate.
The beneficial effects of the utility model are that, the steel batter post of this application adopts the combination of intermediate prop and top node post, middle part node post, bottom node post, and top node post is under construction in advance with middle part node post, bottom node post and is installed and accomplish, then adopts the crane hoist and mount intermediate prop, after finally counterpoint welding intermediate prop and each node post, construction V post outsourcing reinforcing bar and concrete, this construction structure adopts segmentation construction, and the efficiency of construction is high, also can go on in narrow space region; simultaneously this application adopt steel form and linking plank sheathing cooperation when pouring, link up the plank sheathing and customize or the on-the-spot cutting preparation according to the inclination of steel batter post, and the steel form adopts unified specification, can reduce the cost of manufacture of steel form by a wide margin.
Drawings
FIG. 1 is a flow chart of the present invention;
fig. 2 is a reference drawing of the present invention;
FIG. 3 is a schematic view of a partial structure of the present invention;
FIG. 4 is a cross-sectional view of the cross-shaped steel oblique column of the present invention;
FIG. 5 is a cross-sectional view of the steel diagonal post shaped like the Chinese character 'jing';
fig. 6 is a cross-sectional view of the steel bar of the utility model.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. In order to clearly and completely describe the technical scheme, the following embodiments are selected for illustration; the following embodiments are some of the embodiments of the present invention; based on this application, do not make other embodiments that obtain under the creative work prerequisite, all belong to the utility model discloses the scope of protection.
In the following embodiments, it should be noted that the terms "upper", "lower", "left", "right", "inner", "outer", "top/bottom", and the like are all based on the orientations and positional relationships shown in the drawings, and are only for the convenience of clearly describing the embodiments, but do not indicate or imply that the referred devices or elements have to have specific orientations, and therefore, the present application is not limited thereto.
As shown in fig. 1-6, a specific embodiment of the present invention is a large-inclination V-pillar construction structure for a transportation junction, including a top plate 1, a bottom plate 2, a middle plate 3, a V-pillar 4 and a temporary steel pipe pillar 5, where the V-pillar 4 is formed by combining a positioning support 6 and a steel batter post 7, and the steel batter post 7 is fixedly mounted on the positioning support 6 in a V-shape;
the steel inclined column 7 comprises a top node column 701, a bottom node column 702, at least two middle columns 703 and at least one middle node column 704, the top node column 701 and the middle node column 704 are welded together through the middle columns 703, the bottom node column 702 and the middle node column 704 are also welded together through the middle columns 703, the upper end of the top node column 701 is welded on a top plate 1 of a building, and the lower end of the bottom node column 702 is welded on a positioning support 6;
when the number of the middle node columns 704 is larger than or equal to two, the adjacent middle node columns 704 are also welded together through the middle columns 703;
the steel batter post 7 outside still overlaps and is equipped with linking plank sheathing 8 and steel form 9, linking plank sheathing 8 is connected with 6 tops of positioning support, linking plank sheathing 8 top is connected with steel form 9 bottom, steel form 9 one side is provided with pouring tube 10.
Further, the positioning support 6 includes a base plate 601, a support pillar 602 and a support plate 603, the support plate 602 is installed on the base plate 601 through the support pillar 602, the lower end of the bottom node pillar 702 is welded on the support plate 602, a jack installation position is provided between the support pillars 602 on the base plate 601, and a jack 11 can be installed on the jack installation position.
Further, the cross section of the middle part of the steel inclined column 7 is cross-shaped or # -shaped, and two or more than two embedded pipes 705 and vibrating rods 706 are arranged in the steel inclined column 7.
Further, a top positioning sleeve 12 corresponding to the top node column 701 is arranged on the top plate 1, and a middle positioning sleeve 13 corresponding to the middle node column 704 is arranged on the middle plate 3. The top plate 1 and the middle plate 3 both adopt steel beams 14 in the shape of Chinese character 'wang' as side beams, the top positioning sleeve 12 is welded on the steel beams 14 in the shape of Chinese character 'wang' of the top plate 1, and the middle positioning sleeve 13 is welded on the steel beams 14 in the shape of Chinese character 'wang' of the middle plate 3. This application need be at the pre-buried installation of board work progress in the node of roof, medium plate department to guarantee the wholeness of middle part node post, top node post and each layer board, improve the shock resistance.
Example one
After the steel inclined column is welded, arranging a steel embedded pipe in the steel inclined column, wherein the diameter of the embedded pipe is about 1.5 times of that of the vibrating rod; because the inclination of different sections V type post is different in the building, if all V type post outsourcing steel form all according to different inclination preparation, then the cost of manufacture of increase steel form that can be very big. Consequently, all steel form are vertical cylinder among the construction structures of this application, and length is less than the V post, adopts shorter linking plank sheathing installation in V capital portion, links up the cutting of plank sheathing as required according to the angle, and the back is accomplished in the cutting, links up the steel form and links up plank sheathing top, connects steel form and links up plank sheathing. The adoption links up the very big reduction construction cost of plank sheathing, and links up the plank sheathing and change the cutting, reduces the construction degree of difficulty. And (4) installing a pouring pipe for pouring at the top of the steel template to pour the V-shaped column concrete. After the pouring is finished, the vibrating rod is stretched into the steel inclined column embedded pipe, the vibration of the vibrating rod is transmitted to concrete slurry through the steel embedded pipe, and the concrete pouring quality is improved.
The steel inclined column is formed by combining a middle column with a top node column, a middle node column and a bottom node column, the top node column, the middle node column and the bottom node column are constructed and installed in advance, then the middle column is hoisted by a crane, finally, after the middle column is welded with each node column in an alignment mode, the V-shaped column is constructed to be wrapped with reinforcing steel bars and concrete, the construction structure adopts segmented construction, the construction efficiency is high, and the construction can be carried out in a narrow space area; simultaneously this application adopt steel form and linking plank sheathing cooperation when pouring, link up the plank sheathing and customize or the on-the-spot cutting preparation according to the inclination of steel batter post, and the steel form adopts unified specification, can reduce the cost of manufacture of steel form by a wide margin.
The above, only do the preferred embodiment of the present invention, not used to limit the present invention, all the technical matters of the present invention should be included in the protection scope of the present invention for any slight modification, equivalent replacement and improvement of the above embodiments.
Claims (5)
1. The utility model provides a big inclination V post construction structures for transportation hub, includes roof, bottom plate, medium plate, V type post and interim steel-pipe column, its characterized in that: the V-shaped column is formed by combining a positioning support and a steel inclined column, and the steel inclined column is fixedly arranged on the positioning support in a V shape;
the steel inclined column comprises a top node column, a bottom node column, at least two middle columns and at least one middle node column, the top node column and the middle node column are welded together through the middle columns, the bottom node column and the middle node column are also welded together through the middle columns, the upper end of the top node column is welded on a top plate of a building, and the lower end of the bottom node column is welded on a positioning support;
when the number of the middle node columns is more than or equal to two, the adjacent middle node columns are welded together through the middle columns;
the steel batter post outside still overlaps and is equipped with linking plank sheathing and steel form, linking plank sheathing is connected with the location support top, linking plank sheathing top is connected with steel form bottom, steel form one side is provided with the pouring pipe.
2. The large-inclination V-pillar construction structure for a transportation junction according to claim 1, wherein: the locating support comprises a base plate, supporting columns and a supporting plate, wherein the supporting plate is installed on the base plate through the supporting columns, the lower ends of the bottom node columns are welded on the supporting plate, and jack installation positions are arranged between the supporting columns on the base plate.
3. The large-inclination V-pillar construction structure for a transportation junction according to claim 1, wherein: the cross section of the middle part of the steel inclined column is in a cross shape or a cross shape, and two or more than two embedded pipes and vibrating rods are arranged in the steel inclined column.
4. The large inclination angle V-pillar construction structure for a transportation junction according to claim 1, wherein: the top plate is provided with a top positioning sleeve corresponding to the top node column, and the middle plate is provided with a middle positioning sleeve corresponding to the middle node column.
5. The large-inclination V-pillar construction structure for a transportation junction according to claim 4, wherein: the top plate and the middle plate are both made of steel in the shape of Chinese character 'wang' as side beams, the top positioning sleeve is welded on the steel in the shape of Chinese character 'wang' of the top plate, and the middle positioning sleeve is welded on the steel in the shape of Chinese character 'wang' of the middle plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220574124.0U CN217679257U (en) | 2022-03-16 | 2022-03-16 | Large-inclination-angle V-shaped column structure for transportation hub |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220574124.0U CN217679257U (en) | 2022-03-16 | 2022-03-16 | Large-inclination-angle V-shaped column structure for transportation hub |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217679257U true CN217679257U (en) | 2022-10-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220574124.0U Active CN217679257U (en) | 2022-03-16 | 2022-03-16 | Large-inclination-angle V-shaped column structure for transportation hub |
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| Country | Link |
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| CN (1) | CN217679257U (en) |
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2022
- 2022-03-16 CN CN202220574124.0U patent/CN217679257U/en active Active
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