CN113062353A - Rear vertical supporting structure used between basement floor slabs and installation method thereof - Google Patents
Rear vertical supporting structure used between basement floor slabs and installation method thereof Download PDFInfo
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- CN113062353A CN113062353A CN202110269943.4A CN202110269943A CN113062353A CN 113062353 A CN113062353 A CN 113062353A CN 202110269943 A CN202110269943 A CN 202110269943A CN 113062353 A CN113062353 A CN 113062353A
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- basement floor
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- 238000009434 installation Methods 0.000 title claims abstract description 16
- 238000000034 method Methods 0.000 title claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 158
- 239000010959 steel Substances 0.000 claims abstract description 158
- 239000003351 stiffener Substances 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 3
- 230000035515 penetration Effects 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 14
- 238000003466 welding Methods 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000009933 burial Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/045—Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them
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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
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- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses a rear vertical supporting structure used between basement floor slabs and an installation method thereof, wherein the rear vertical supporting structure comprises steel lattice columns which are vertically arranged between the basement floor slabs; the adapter assembly is arranged on the periphery of the upper end and the lower end of the steel lattice column and comprises angle steel arranged on the periphery of the end part of the steel lattice column, the angle steel comprises a first steel plate and a second steel plate which are vertically arranged, the first steel plate is welded on the side surface of the end part of the steel lattice column in a fit manner, and the second steel plate is arranged on the installation surface of the basement floor in a fit manner; and the rear embedded part anchors the steel lattice column on the basement floor through a second steel plate of the angle steel. The invention can realize the safe, firm and reliable connection of the construction joint of the steel lattice column and the basement floor slab, shortens the construction period, improves the engineering quality, saves the labor cost and eliminates the potential safety hazard.
Description
Technical Field
The invention relates to the field of constructional engineering, in particular to a rear vertical supporting structure used between basement floors and an installation method thereof.
Background
At present, in foundation pit engineering construction, due to the operation requirements of construction vehicles, vertical transportation mechanical equipment and other engineering equipment, a rear vertical supporting structure is required between basement floors, namely, the rear vertical supporting structure is installed. The rear vertical support structure is typically a steel lattice column. When a gap exists between the steel lattice column and the basement floor slab, the steel lattice column is generally fixedly arranged on the basement floor slab in the modes of steel wedges, grouting and the like, so that the construction joint of the steel lattice column and the basement floor slab is not firmly installed, and the quality defect exists. The steel wedge, the grouting mode has increased the construction degree of difficulty, and the steel wedge leads to the steel lattice column to take place the slope easily to there is the potential safety hazard. The grouting construction results in a long construction period for putting the lattice column into use.
Disclosure of Invention
The invention aims to solve the technical problem of providing a postposition vertical supporting structure used between basement floor slabs and an installation method thereof, so as to solve the quality problem that the connection of a steel lattice column and a construction node of the basement floor slab is not firm.
In order to solve the technical problem, the invention provides a technical scheme that: a rearmounted vertical support structure for between basement floor includes:
the steel lattice column is vertically arranged between the basement floor slabs;
the adapter assembly is arranged on the periphery of the upper end and the lower end of the steel lattice column and comprises angle steel arranged on the periphery of the end part of the steel lattice column, the angle steel comprises a first steel plate and a second steel plate which are vertically arranged, the first steel plate is welded on the side surface of the end part of the steel lattice column in a fit manner, and the second steel plate is arranged on the installation surface of the basement floor in a fit manner;
and the rear embedded part anchors the steel lattice column on the basement floor through a second steel plate of the angle steel.
Further, the rear vertical support structure used between the basement floors provided by the invention further comprises a stiffening plate, and the stiffening plate is arranged between the first steel plate and the second steel plate of the angle steel.
Further, the second steel plate is provided with a through hole for penetrating through a rear embedded part.
Furthermore, the through holes are distributed at equal intervals in the rear vertical supporting structure used between the basement floors.
Further, the rear vertical supporting structure used between the basement floors provided by the invention is characterized in that the rear embedded parts are expansion bolts.
Further, the rear vertical supporting structure used between the basement floors provided by the invention is characterized in that the rear embedded parts are chemical bolts.
Further, the section of the steel lattice column is rectangular or regular polygon, and the angle steel is arranged at the end part of the outer side surface of each side of the steel lattice column.
Further, according to the rear vertical supporting structure used between the basement floors, the length of the angle steel is smaller than or equal to the side length of the steel lattice column.
Further, the rear vertical supporting structure used between the basement floors provided by the invention is characterized in that the steel lattice column comprises four angle steels which are distributed in a rectangular mode, and batten plates are welded between every two adjacent angle steels.
In order to solve the above technical problems, another technical solution provided by the present invention is: an installation method of a rear vertical supporting structure used between basement floor slabs,
when a gap exists between the steel lattice column and the basement floor slab, the switching assembly at the upper end or the lower end is welded on the outer side surface of the steel lattice column, and the second steel plate of the switching assembly at one end is flush with the mounting surface of the basement floor slab; the switching assembly is fixedly arranged on the basement floor slabs through the rear embedded parts, so that the steel latticed columns are arranged between the basement floor slabs without gaps;
when no gap exists between the steel lattice column and the basement floor slab, the switching assembly is welded on the outer side faces of the end parts of the upper end and the lower end of the steel lattice column, and a second steel plate of the switching assembly is flush with the end part face of the steel lattice column; the switching assembly is fixedly arranged on the basement floor slabs through the rear embedded parts, so that the steel latticed columns are arranged between the basement floor slabs in a gapless mode.
Compared with the prior art, the invention has the following beneficial effects:
according to the postposition vertical supporting structure used between the basement floor slabs and the installation method thereof, the switching components are arranged at the peripheries of the upper end part and the lower end part of the steel lattice column, and the steel lattice column is anchored on the basement floor slab through the postposition embedded part and the switching components, so that the steel lattice column is tightly attached and connected with the basement floor slab, and the construction joint of the steel lattice column and the basement floor slab can be reliably realized. When there is the clearance between steel lattice column and the basement floor, can fill up the clearance through the setting position of the peripheral switching subassembly of steel lattice column to realize through the rearmounted piece of burying that steel lattice column and basement floor's safety, firm, reliability are connected. Compared with a mode of filling gaps with steel wedges, the method can not cause the risk of inclination of the steel lattice column, and eliminates potential safety hazards. Compared with the mode of filling gaps by grouting, the method does not need to wait for the slurry to reach the hardness standard, thereby shortening the construction period, improving the engineering quality and saving the labor cost.
Drawings
FIG. 1 is a schematic top view of a rear vertical support structure;
FIG. 2 is a front view structural schematic of the rear vertical support structure;
FIG. 3 is a schematic view of a rear vertical support structure disposed between the floors of a basement;
shown in the figure:
100. the steel lattice column type steel column comprises a rear vertical supporting structure, 110, steel lattice columns, 111, vertical pieces, 112, batten plates, 120, a switching assembly, 121, angle steel, 122, stiffening plates, 130, rear embedded pieces, 140 and welding seams;
210. basement floor.
Detailed Description
The invention is described in detail below with reference to the attached drawing figures:
referring to fig. 1 to 3, an embodiment of the present invention provides a rear vertical support structure 100 for use between floors of a basement, including:
The rear embedded part 130 anchors the steel lattice column 110 to the basement floor 210 through the second steel plate of the angle steel 121.
Referring to fig. 1, in order to improve the reliable connection between the rear vertical support structure 100 and the basement floor 210, in the rear vertical support structure 100 used between the basement floors 210 according to the embodiment of the present invention, the through holes on the second steel plate may be two or more than two through holes distributed at equal intervals.
Referring to fig. 1 to 3, in order to improve the reliability of the connection, in the embodiment of the invention, the rear vertical support structure 100 is used between the basement floors 210, and the rear embedded part 130 may be an expansion bolt or a chemical bolt.
Referring to fig. 1, in the rear vertical support structure 100 for use between basement floors 210 according to the embodiment of the present invention, the section of the steel lattice column 110 may be rectangular or regular polygonal, and the angle steel 121 is disposed on the end of the outer side of each side of the steel lattice column 110. The steel lattice column 110 has a rectangular or polygonal cross-section, which has an advantageous effect of facilitating the arrangement of the transit assembly 120.
Referring to fig. 1, in order to improve structural stability, according to the rear vertical support structure 100 between the basement floors 210 provided by the embodiment of the present invention, the length of the angle steel 121 is less than or equal to the side length of the steel lattice column 110. The purpose of this is to enable reliable welding of the angle steel 121 to the steel lattice column 110, e.g. the weld 140 can be reliably welded together at the corners of adjacent angle steels 121.
Referring to fig. 1 to 2, in the rear vertical support structure 100 for use between basement floors 210 according to the embodiment of the present invention, the steel lattice column 110 includes four angle steels 121 distributed in a rectangular shape, and a batten plate 112 is welded between adjacent angle steels 121. The gusset plates 112 are provided at intervals, and the structural stability of the steel lattice column 110 can be improved.
The embodiment of the invention also provides an installation method of the rear vertical support structure 100 used between the basement floors 210, which comprises the following steps:
when a gap exists between the steel lattice column 110 and the basement floor 210, the adapter assembly 120 at the upper end or the lower end is welded on the outer side surface of the steel lattice column 110, and the second steel plate of the adapter assembly 120 at one end is flush with the installation surface of the basement floor 210; the transit assembly 120 is fixedly disposed on the basement floors 210 by the rear burial 130 so that the steel lattice column 110 is disposed between the basement floors 210 without a gap.
When no gap exists between the steel lattice column 110 and the basement floor 210, the adapter assembly 120 is welded on the outer side surface of the end part of the upper end and the lower end of the steel lattice column 110, and the second steel plate of the adapter assembly 120 is flush with the end part surface of the steel lattice column 110; the transit assembly 120 is fixedly disposed on the basement floors 210 by the rear burial 130 so that the steel lattice column 110 is disposed between the basement floors 210 without a gap.
According to the rear vertical supporting structure 100 used between the basement floors 210 and the installation method thereof provided by the embodiment of the invention, the adapter assemblies 120 are arranged on the peripheries of the upper end parts and the lower end parts of the steel lattice columns 110, and the steel lattice columns 110 are anchored on the basement floors 210 through the rear embedded parts 130 and the adapter assemblies 120, so that the steel lattice columns 110 are tightly attached to the basement floors 210, and the construction nodes of the steel lattice columns 110 and the basement floors 210 can be reliably realized. When a gap exists between the steel lattice column 110 and the basement floor 210, the gap can be filled up through the arrangement position of the adapter assembly 120 on the periphery of the steel lattice column 110, and the adapter assembly 120 is tightly attached to the basement floor 210, so that the steel lattice column 110 is safely, firmly and reliably connected with the basement floor 210 through the rear embedded part 130. Compared with a steel wedge gap filling mode, the method can not cause the risk of inclination of the steel lattice column 110, and eliminates potential safety hazards. Compared with the mode of filling gaps by grouting, the method does not need to wait for the slurry to reach the hardness standard, thereby shortening the construction period, improving the engineering quality and saving the labor cost.
According to the rear vertical supporting structure 100 used between the basement floors 210 and the installation method thereof provided by the embodiment of the invention, the rear vertical supporting structure can be manufactured on site, is reliable in structure, and can provide effective bearing capacity to be used as a vertical supporting system for supporting the basement floors 210.
The rear vertical supporting structure 100 used between the basement floors 210 and the installation method thereof provided by the embodiment of the invention improve the installation accuracy of the steel latticed column 110, avoid the direct fastening work after the steel latticed column 110 is installed, and solve the quality problem that the connection of the construction nodes of the steel latticed column 110 and the basement floors 210 is not firm.
The present invention is not limited to the above-described specific embodiments, and it is apparent that the above-described embodiments are some, not all, of the embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the invention, are within the scope of the invention. Other levels of modification and variation of the present invention may be made by those skilled in the art. Thus, it is intended that the present invention cover the modifications and variations of this invention provided they come within the scope of the appended claims.
Claims (10)
1. A rearmounted vertical support structure for between basement floor, its characterized in that includes:
the steel lattice column is vertically arranged between the basement floor slabs;
the adapter assembly is arranged on the periphery of the upper end and the lower end of the steel lattice column and comprises angle steel arranged on the periphery of the end part of the steel lattice column, the angle steel comprises a first steel plate and a second steel plate which are vertically arranged, the first steel plate is welded on the side surface of the end part of the steel lattice column in a fit manner, and the second steel plate is arranged on the installation surface of the basement floor in a fit manner;
and the rear embedded part anchors the steel lattice column on the basement floor through a second steel plate of the angle steel.
2. The aft vertical support structure for use between basement floors as in claim 1, wherein the adapter assembly further comprises a stiffener disposed between the first and second steel plates of the angle steel.
3. The rear vertical support structure for use between basement floors as claimed in claim 1, wherein the second steel plate is provided with through holes for the penetration of rear embedded parts.
4. The rear vertical support structure for use between basement floors as claimed in claim 1, wherein the through holes are two or more equally spaced apart.
5. The aft vertical support structure for use between basement floors as claimed in claim 1, wherein the aft embedment is an expansion bolt.
6. The aft vertical support structure for use between basement floors as in claim 1, wherein the aft embedment is a chemical bolt.
7. The rear vertical support structure for use between basement floors as claimed in claim 1, wherein the steel lattice column is rectangular or regular polygon in cross section, the angle steel being provided on the end of the outer side of the steel lattice column on each side.
8. The aft vertical support structure for use between basement floors as in claim 7, wherein the length of the angle steel is less than or equal to the side length of the steel lattice column.
9. The aft vertical support structure for use between basement floors as in claim 1, wherein said steel lattice column comprises four angles of steel in a rectangular distribution with gusset plates welded between adjacent angles of steel.
10. A method for installing a postposition vertical supporting structure between basement floor slabs is characterized in that,
when a gap exists between the steel lattice column and the basement floor slab, the switching assembly at the upper end or the lower end is welded on the outer side surface of the steel lattice column, and the second steel plate of the switching assembly at one end is flush with the mounting surface of the basement floor slab; the switching assembly is fixedly arranged on the basement floor slabs through the rear embedded parts, so that the steel latticed columns are arranged between the basement floor slabs without gaps;
when no gap exists between the steel lattice column and the basement floor slab, the switching assembly is welded on the outer side faces of the end parts of the upper end and the lower end of the steel lattice column, and a second steel plate of the switching assembly is flush with the end part face of the steel lattice column; the switching assembly is fixedly arranged on the basement floor slabs through the rear embedded parts, so that the steel latticed columns are arranged between the basement floor slabs in a gapless mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110269943.4A CN113062353A (en) | 2021-03-12 | 2021-03-12 | Rear vertical supporting structure used between basement floor slabs and installation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110269943.4A CN113062353A (en) | 2021-03-12 | 2021-03-12 | Rear vertical supporting structure used between basement floor slabs and installation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN113062353A true CN113062353A (en) | 2021-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110269943.4A Pending CN113062353A (en) | 2021-03-12 | 2021-03-12 | Rear vertical supporting structure used between basement floor slabs and installation method thereof |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004197389A (en) * | 2002-12-18 | 2004-07-15 | Jfe Engineering Kk | Flat slab structure |
| CN201581553U (en) * | 2009-12-10 | 2010-09-15 | 浙江华铁基础工程有限公司 | Square flange joint of lattice column |
| CN209873846U (en) * | 2019-03-04 | 2019-12-31 | 中建三局第三建设工程有限责任公司 | Can have enough to meet need construction elevator basis and return reinforcing apparatus |
| CN111472385A (en) * | 2020-03-31 | 2020-07-31 | 中国二十冶集团有限公司 | Novel lattice column connecting method |
-
2021
- 2021-03-12 CN CN202110269943.4A patent/CN113062353A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004197389A (en) * | 2002-12-18 | 2004-07-15 | Jfe Engineering Kk | Flat slab structure |
| CN201581553U (en) * | 2009-12-10 | 2010-09-15 | 浙江华铁基础工程有限公司 | Square flange joint of lattice column |
| CN209873846U (en) * | 2019-03-04 | 2019-12-31 | 中建三局第三建设工程有限责任公司 | Can have enough to meet need construction elevator basis and return reinforcing apparatus |
| CN111472385A (en) * | 2020-03-31 | 2020-07-31 | 中国二十冶集团有限公司 | Novel lattice column connecting method |
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Application publication date: 20210702 |
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