CN110984612A - Steel column correcting and fixing structure - Google Patents
Steel column correcting and fixing structure Download PDFInfo
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- CN110984612A CN110984612A CN201911224009.XA CN201911224009A CN110984612A CN 110984612 A CN110984612 A CN 110984612A CN 201911224009 A CN201911224009 A CN 201911224009A CN 110984612 A CN110984612 A CN 110984612A
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- steel column
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
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Abstract
The invention discloses a steel column correcting and fixing structure. This steel column is rectified and fixed knot constructs includes: the steel column is fixed with concrete through I-shaped steel, and lug plates extending outwards horizontally are arranged on the periphery of the bottom of the steel column; an adjustment foot, comprising: the bottom plate is fixed at the lower end of the support leg stud, the upper end of the support leg stud vertically penetrates through the lug plate, and the support leg stud is locked from the upper part and the lower part of the lug plate through the two locking nuts; one end of the cable is connected with the periphery of the top end of the steel column; and the winch is arranged in the middle of the mooring rope, the other end of the mooring rope is connected with the foundation bolt through the mooring rope fixing assembly, and the winch is used for performing perpendicularity correction on the steel column. Can carry out the correction operation safely, economically, efficient through the hoist engine with adjust the stabilizer blade, this timing structure can realize three-dimensional timing construction, is convenient for adjust the straightness that hangs down of steel column.
Description
Technical Field
The invention relates to the field of building construction, in particular to a steel column correcting and fixing structure.
Background
In recent years, a large number of steel structures are gradually adopted in the domestic construction industry, and the application amount of steel columns in the steel structures is large. When a steel column in a traditional high-rise steel structure is installed, a three-dimensional adjusting method adopts an iron wedge, a base plate, a crowbar and the like, so that the process is relatively laggard, and the method is unsafe, low in work efficiency and low in accuracy.
In addition, the existing steel column base connection generally adopts a direct drilling connection method, a steel bar in column direct connection method, a U-shaped hoop connection method and other methods to directly anchor the column base on a concrete foundation through an anchor bolt, the connection rigidity is high, the connection node is not allowed to rotate relatively in principle, once a corner is generated between the steel column and the concrete, the original position cannot be quickly restored, and the force transmission performance is changed; the rigid connection of traditional steel column and concrete dissipates seismic energy through plastic deformation of steel column or the destruction of concrete etc. and its anti-seismic performance is poor, and it is comparatively difficult to repair after the earthquake simultaneously.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
Disclosure of Invention
The invention aims to provide a steel column correcting and fixing structure which is simple and reasonable in structure, correction operation can be safely, economically and efficiently carried out through a winch and adjusting support legs, three-dimensional correcting construction can be realized through the correcting structure, and the perpendicularity of a steel column can be conveniently adjusted.
In order to achieve the above object, the present invention provides a steel column correcting and fixing structure, including: the steel column is fixed with concrete through I-shaped steel, and lug plates extending outwards horizontally are arranged on the periphery of the bottom of the steel column; an adjustment foot, comprising: the bottom plate is fixed at the lower end of the support leg stud, the upper end of the support leg stud vertically penetrates through the lug plate, and the support leg stud is locked from the upper part and the lower part of the lug plate through the two locking nuts; one end of the cable is connected with the periphery of the top end of the steel column; the winch is arranged in the middle of the mooring rope, the other end of the mooring rope is connected with the foundation bolt through the mooring rope fixing assembly, and the winch is used for correcting the verticality of the steel column; loosening two locking nuts before correcting the steel column; after the steel column is corrected, the supporting positions of the support leg stud and the bottom plate are adjusted through the two locking nuts, and correction and locking are carried out.
In a preferred embodiment, cable connecting pieces are respectively arranged on the periphery of the top ends of the steel columns, and the cable connecting pieces are lifting rings welded and fixed on the periphery of the top ends of the steel columns.
In a preferred embodiment, the cable fixing assembly includes a body, and a cable penetration hole and an anchor bolt penetration hole formed in the body, the cable fixing assembly is connected to the other end of the cable through the cable penetration hole, and the cable fixing assembly is connected to the anchor bolt through the anchor bolt penetration hole.
In a preferred embodiment, a reinforcing plate is arranged between the steel column and the i-beam, and the reinforcing plate is L-shaped and comprises a transverse plate and a vertical plate, the transverse plate is connected with the top surface of the i-beam, and the vertical plate is connected with the steel column.
In a preferred embodiment, the reinforcing plate is a plurality of reinforcing plates uniformly distributed along the circumferential direction of the steel column.
In a preferred embodiment, a pretensioned prestressing tendon is connected between the lug and the top side of the i-beam.
In a preferred embodiment, a bottom plate can be arranged between the steel column and the top surface of the I-shaped steel.
In a preferred embodiment, the I-shaped steel and the concrete are filled with insulating layers.
Compared with the prior art, the steel column correcting and fixing structure has the following beneficial effects: this steel column is rectified and fixed knot constructs can carry out the correction operation safely, economically, the efficient through the hoist engine with adjust the stabilizer blade, and this timing structure can realize three-dimensional timing construction, is convenient for adjust the straightness that hangs down of steel column. The I-shaped steel serves as a base for mounting the steel column, so that damage of an earthquake to a main body structure is reduced; therefore, the energy consumption capacity of connection is remarkably improved, and the quick self-resetting function after the earthquake is realized.
Drawings
Fig. 1 is a schematic structural view of a steel column aligning and fixing structure according to an embodiment of the present invention.
Detailed Description
The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the specific embodiments.
Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.
As shown in fig. 1, a concrete structure of a steel column correcting and fixing structure according to a preferred embodiment of the present invention includes: steel column 1, adjust the stabilizer blade, hoist engine 3, hawser 4 and hawser fixed subassembly 5. The winch 3 is arranged in the middle of the cable 4, one end of the cable 4 is connected with the periphery of the top end of the steel column 1, and the other end of the cable 4 is connected with the foundation bolt 6 through the cable fixing component 5. Adjust the stabilizer blade and lay on 1 bottom otic placode 7 all around of steel column, rectify the steel column through hoist engine 3 to it is fixed to lock through adjusting the stabilizer blade, can carry out the calibration operation safely, economically, efficient, and this timing structure can realize three-dimensional timing construction, is convenient for adjust the straightness that hangs down of steel column. In addition, the steel column 1 is used as a mounting base through I-shaped steel, so that the damage of an earthquake to a main body structure is reduced; therefore, the energy consumption capacity of connection is remarkably improved, and the quick self-resetting function after the earthquake is realized.
Specifically, cable connectors are respectively arranged on the periphery of the top end of the steel column 1 and used for being connected with cables 4 to perform correction operation. The bottom of the steel column 1 is provided with a lug plate 7 extending outwards horizontally at the periphery, and the lug plate 7 is provided with a support leg through hole for fixing and adjusting the support leg 2 for correction and locking.
Adjust the stabilizer blade and be four sets, lay respectively on 1 bottom otic placode 7 all around of steel column, all include: the steel column correcting device comprises two locking nuts 21, a support leg stud 22 and a bottom plate 23, wherein the bottom plate 23 is fixed at the lower end of the support leg stud 22, the upper end of the support leg stud 22 vertically penetrates through a support leg through hole of an ear plate 7, the upper end and the lower end of the ear plate 7 are locked by the two locking nuts 21 from top to bottom, and when the steel column is corrected, the two locking nuts 21 are firstly loosened; after the steel column is corrected, the supporting positions of the leg studs 22 and the bottom plate 23 are adjusted through the two locking nuts 21, and correction locking is carried out.
Preferably, the cable connecting piece is a hanging ring welded and fixed on the periphery of the top end of the steel column 1.
The hoist engine 3 sets up at the middle part of hawser 4, and the one end of hawser 4 is connected all around with the top of steel column 1, and the other end passes through hawser fixed subassembly 5 to be connected with rag bolt 6, carries out the straightness correction that hangs down to the steel column through hoist engine 3. Before the steel column is corrected, two locking nuts 21 are loosened; after the steel column is corrected, the supporting positions of the leg studs 22 and the bottom plate 23 are adjusted through the two locking nuts 21, and correction locking is carried out.
Preferably, the hoist 3 is a manual hoist, an electric hoist, or a hydraulic hoist.
Preferably, the mooring rope fixing component 5 comprises a body, and a mooring rope perforation and an anchor bolt perforation which are arranged on the body, the mooring rope fixing component 5 is connected with the other end of the mooring rope 4 through the mooring rope perforation, and the mooring rope fixing component 5 is connected with the anchor bolt 6 through the anchor bolt perforation. When the mooring rope fixing component is stressed and is not parallel to the foundation bolt (in the vertical direction), the foundation bolt can clamp the mooring rope fixing component, and the mooring rope fixing component can be stably sleeved on the foundation bolt.
The steel column 1 is fixed with concrete 9 through I-steel 8. The bottom surface of the I-shaped steel 8 is embedded in the concrete 9, and the steel column is vertically connected with the I-shaped steel 8.
Preferably, a reinforcing plate 3 is arranged between the steel column 1 and the I-shaped steel 8, the reinforcing plate 3 is L-shaped and comprises a transverse plate and a vertical plate, the transverse plate is connected with the top surface of the I-shaped steel 8, and the vertical plate is connected with the steel column 1.
Preferably, the reinforcing plates 3 are distributed in a plurality along the circumferential direction of the steel column 1, and form an overall circumferential constraint on the steel column 1.
Preferably, a pre-tensioned prestressed tendon is connected between the ear plate 7 and the top surface of the I-steel 8, the bottom surface of the I-steel 8 is pre-embedded in the concrete 14, a reserved space for installing an anchorage device below the prestressed tendon is arranged between the top surface of the I-steel 8 and the concrete 14, the prestressed tendon has a certain retraction characteristic, and the reinforcing plate 3 is easy to plastically deform. When the steel column 1 swings under the action of an earthquake, the prestressed tendons can enable the steel column 1 to be quickly restored to the original position through prestress, and self-resetting performance is provided for the steel column 1.
Preferably, a bottom plate 12 may be further disposed between the steel column 1 and the top surface of the i-beam 8, so that the upper surface of the bottom plate 12 is connected to the bottom surface of the steel column 1, and a rubber pad 10 may be further disposed between the bottom plate 12 and the top surface of the i-beam 8. When the steel column 1 swings, the rubber pad 10 can play a role in buffering, and large stress concentration is prevented. In addition, before the steel column 1 is connected with the I-shaped steel 8, an anti-corrosion moisture-proof layer can be laid on the top surface of the I-shaped steel 8, and the anti-corrosion moisture-proof layer can be arranged between the rubber pad 10 and the top surface of the I-shaped steel 8, so that corrosion of rigid components at the connecting part can be effectively prevented, and the structural durability can be enhanced.
Preferably, an insulating layer 11 is filled between the I-shaped steel 8 and the concrete 9, so that the influence of the internal and external temperature difference on the steel structure connecting member is reduced.
To sum up, this steel column is rectified and fixed knot constructs can carry out the correction operation through the hoist engine with adjust the stabilizer blade safely, economy, efficient, and three-dimensional timing construction can be realized to this timing structure, is convenient for adjust the straightness that hangs down of steel column. The I-shaped steel serves as a base for mounting the steel column, so that damage of an earthquake to a main body structure is reduced; therefore, the energy consumption capacity of connection is remarkably improved, and the quick self-resetting function after the earthquake is realized.
The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.
Claims (8)
1. The utility model provides a steel column is rectified and fixed knot constructs which characterized in that includes:
the steel column is fixed with concrete through I-shaped steel, and lug plates extending outwards horizontally are arranged on the periphery of the bottom of the steel column;
an adjustment foot, comprising: the bottom plate is fixed at the lower end of the support leg stud, the upper end of the support leg stud vertically penetrates through the lug plate, and the support leg stud is locked from the upper part and the lower part of the lug plate through the two locking nuts;
one end of the cable is connected with the periphery of the top end of the steel column;
the winch is arranged in the middle of the mooring rope, the other end of the mooring rope is connected with the foundation bolt through the mooring rope fixing assembly, and the winch is used for correcting the verticality of the steel column; loosening two locking nuts before correcting the steel column; after the steel column is corrected, the supporting positions of the support leg stud and the bottom plate are adjusted through the two locking nuts, and correction and locking are carried out.
2. The steel column aligning and fixing structure of claim 1, wherein cable connectors are respectively disposed around the top ends of the steel columns, and the cable connectors are lifting rings welded around the top ends of the steel columns.
3. The steel column aligning and fixing structure of claim 1, wherein the cable fixing member comprises a body, and a cable penetration hole and an anchor bolt penetration hole formed at the body, the cable fixing member being coupled to the other end of the cable through the cable penetration hole, and the cable fixing member being coupled to the anchor bolt through the anchor bolt penetration hole.
4. The steel column aligning and fixing structure of claim 1, wherein a reinforcing plate is disposed between the steel column and the i-beam, and the reinforcing plate is L-shaped and includes a transverse plate and a vertical plate, the transverse plate is connected to a top surface of the i-beam, and the vertical plate is connected to the steel column.
5. The steel column correcting and fixing structure according to claim 4, wherein the reinforcing plates are provided in plurality, which are uniformly distributed along the circumferential direction of the steel column.
6. The steel column aligning and fixing structure of claim 5, wherein a pre-tensioned tendon is connected between the lug plate and the top surface of the i-beam.
7. The steel column aligning and retaining structure of claim 5, wherein a bottom plate is further provided between the steel column and the top surface of the i-beam.
8. The steel column correcting and fixing structure of claim 7, wherein an insulation layer is filled between the I-shaped steel and the concrete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911224009.XA CN110984612A (en) | 2019-12-04 | 2019-12-04 | Steel column correcting and fixing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911224009.XA CN110984612A (en) | 2019-12-04 | 2019-12-04 | Steel column correcting and fixing structure |
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| Publication Number | Publication Date |
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| CN110984612A true CN110984612A (en) | 2020-04-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911224009.XA Pending CN110984612A (en) | 2019-12-04 | 2019-12-04 | Steel column correcting and fixing structure |
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| CN (1) | CN110984612A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115075385A (en) * | 2022-06-20 | 2022-09-20 | 福建荣德升建设工程有限公司 | Connecting device for building steel structure |
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| CN108894320A (en) * | 2018-07-17 | 2018-11-27 | 安徽理工大学 | Simple fixed bracket and its construction method are quickly positioned for foundation bolt |
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| CN110016965A (en) * | 2019-04-30 | 2019-07-16 | 北京建筑大学 | Steel column foot connection structure |
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Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201722935U (en) * | 2010-06-22 | 2011-01-26 | 浙江中南建设集团钢结构有限公司 | Steel column cable wind rope correction structure |
| CN202706582U (en) * | 2012-09-06 | 2013-01-30 | 安徽富煌钢构股份有限公司 | Installation elevation adjusting device for base steel column of cup rabbet |
| CN203729330U (en) * | 2013-12-26 | 2014-07-23 | 中铁四局集团第五工程有限公司 | Positioning frame of subway station section steel column formed through cover and cut-top down method |
| CN204024092U (en) * | 2014-08-25 | 2014-12-17 | 中建二局第一建筑工程有限公司 | A kind of Novel section steel post positioning component |
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| CN106759943A (en) * | 2017-03-21 | 2017-05-31 | 中国五冶集团有限公司 | A kind of pre-assembled Anchor Bolts in Steel Column Bases structure |
| CN208718392U (en) * | 2018-07-16 | 2019-04-09 | 浙江中南建设集团钢结构有限公司 | A kind of bottom bolt single layer steel column installation interim stabilization structure |
| CN108894320A (en) * | 2018-07-17 | 2018-11-27 | 安徽理工大学 | Simple fixed bracket and its construction method are quickly positioned for foundation bolt |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115075385A (en) * | 2022-06-20 | 2022-09-20 | 福建荣德升建设工程有限公司 | Connecting device for building steel structure |
| CN115075385B (en) * | 2022-06-20 | 2024-03-22 | 福建荣德升建设工程有限公司 | Connecting device for building steel structure |
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Application publication date: 20200410 |