CN107386677B - Steel structure multi-section general assembly type reinforcing device and use method thereof - Google Patents
Steel structure multi-section general assembly type reinforcing device and use method thereof Download PDFInfo
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- CN107386677B CN107386677B CN201710570388.2A CN201710570388A CN107386677B CN 107386677 B CN107386677 B CN 107386677B CN 201710570388 A CN201710570388 A CN 201710570388A CN 107386677 B CN107386677 B CN 107386677B
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- clamps
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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
- E04G23/0218—Increasing or restoring the load-bearing capacity of building construction elements
Abstract
The invention relates to a general assembly type reinforcing device for a steel structure with multiple sections; the fixture comprises a pair of symmetrical fixtures, each fixture comprises a top plate, side plates, end plates, clamping plates, reinforcing plates, nuts and bolts, the side plates are perpendicularly welded on two sides of the top plate, the end plates are perpendicularly welded on the end portions of the top plate and are perpendicularly welded with the side plates to form groove-shaped members, a plurality of paired adjacent clamping plates are distributed and welded on the inner sides of the groove-shaped members along the longitudinal direction at equal intervals, clamping grooves are formed between the paired adjacent clamping plates, and the reinforcing plates are inserted into the clamping. The steel structure rod piece is reinforced by using the reinforcing steel structure rod piece, the principle is simple, the stress state of the original structure system is not changed, and the construction scheme is greatly simplified; the reinforcing device has no rigidity weak shaft, can reinforce the plane external rigidity of the reinforced member in multiple directions, and has good reinforcing effect; the modular splicing connection mode is adopted, so that the construction method can be flexibly used in construction, and the construction process is greatly facilitated; simple structure, it is convenient to ann tear open, easily construction, and can repeat the turnover use, effectively reduce construction cost, promote the efficiency of construction by a wide margin.
Description
Technical Field
The invention relates to the field of steel structure installation, in particular to a steel structure multi-section general assembly type reinforcing device and a using method thereof.
Background
At present, steel structure spatial structure system has gained more and more favor with a great deal of advantages such as its good atress characteristic and geometric flexibility, is being applied to all kinds of large-span engineering fields such as stadiums, railway station, exhibition center widely. In the installation and construction process of the structure, due to the difference between the stress state of the construction state and the stress state of the design state, part of the rod pieces can not meet the requirement of the bearing capacity, and the traditional method is to change the installation and construction scheme or replace and reinforce the rod pieces, so that inconvenience is often brought to actual construction.
Disclosure of Invention
The invention aims to solve the defects and provides a steel structure multi-section general assembly type reinforcing device and a using method thereof, which can realize local reinforcement of a rod piece, enhance the bearing capacity of the rod piece and ensure that construction is safe, controllable and smooth without changing the stress state of the original rod piece and a structure system.
In order to achieve the above object, the present invention is realized by: a steel structure multi-section general assembly type reinforcing device comprises a pair of symmetrical clamps, wherein each clamp comprises a top plate, side plates, end plates, clamping plates, reinforcing plates, nuts and bolts;
the top plates are symmetrically provided with a plurality of bolt holes along the longitudinal two sides, the holes of the two top plates are equal in number, and the positions of the holes are in one-to-one correspondence;
grooves are formed in the end plate and the clamping plate, and bolt holes are formed in four corners of the end plate;
the upper half part of the reinforcing plate is provided with a notch;
the contact surface of the top plate and the reinforcing plate is provided with two symmetrical bolt holes, nuts are welded outside the bolt holes, and the bolts are screwed into the nuts and tightly prop against the reinforcing plate.
The thickness of the reinforcing plate is equal to the width of the clamping groove formed between the two adjacent clamping plates in pairs, and the width of the reinforcing plate is equal to the clear distance between the side plates.
The notch formed on the upper half part of the reinforcing plate is consistent with the cross section of the reinforced rod piece in shape and has the same geometric dimension.
The reinforcing plate can be assembled according to the shape of the cross section of the reinforced rod piece.
The clamp can be connected by inserting bolts through bolt holes at four corners of the end plate according to the length requirement of the reinforced rod piece.
The cardboard on the recess corner be equipped with the circular arc excessive.
The use method of the multi-section general assembly type reinforcing device,
comprises that
and 4, screwing bolts into bolt holes in the contact surfaces of the top plate and the reinforcing plates to perform secondary fastening fine adjustment on each reinforcing plate.
The invention has the beneficial effects that: the device can be used for reinforcing the rod piece by fastening the bolts after the clamps are buckled, has no redundant mechanical constraint on the original structural system, realizes the reinforcement of the overload rod piece on the premise of not changing the stress state of the original rod piece and the structural system, has simple principle, and greatly simplifies the construction scheme for processing the rod piece; the reinforcing device adopts a rectangular section, has no rigidity weak axis, can reinforce the plane external rigidity of the reinforced member in multiple directions, and has good reinforcing effect; the reinforcing device adopts a modular splicing connection mode, has strong universality, can be flexibly used in construction, and greatly facilitates the construction process; the device simple structure, it is convenient to ann tear open, easily construction, and can repeat the turnover use, can effectively reduce construction cost, promotes the efficiency of construction by a wide margin.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of a stiffener node configuration in accordance with the present invention.
Fig. 3 is a schematic view showing the construction of the H-shaped bar reinforcing plate in the present invention.
Fig. 4 is a schematic view showing a rectangular bar reinforcing plate according to the present invention.
Detailed Description
The invention is further illustrated by the following specific examples.
As shown in fig. 1, the general assembly type reinforcing device for the multi-section of the steel structure comprises a pair of symmetrical clamps, each clamp comprises a top plate 1, side plates 2, end plates 6, clamping plates 9, reinforcing plates 10, nuts 4 and bolts 5, the side plates 2 are vertically welded on two sides of the top plate 1, the end plates 6 are vertically welded on the end portions of the top plate 1 and are vertically welded with the side plates 2 to form groove-shaped members, a plurality of pairs of adjacent clamping plates 9 are longitudinally and equidistantly distributed and welded on the inner sides of the groove-shaped members, clamping grooves are formed between the pairs of adjacent clamping plates, and the reinforcing plates 10 are inserted into the clamping grooves;
as shown in fig. 1, the top plate 1 is symmetrically provided with a plurality of bolt holes 3 along the longitudinal two sides, the number of the holes of the two top plates is equal, and the positions of the holes are in one-to-one correspondence;
as shown in fig. 1 and 2, the end plate 6 and the clamping plate 9 are provided with grooves, wherein bolt holes 7 are formed at four corners of the end plate 6;
as shown in fig. 1, 2, 3 and 4, the upper half of the reinforcing plate 10 is provided with a notch;
as shown in FIG. 2, two symmetrical bolt holes 11 are formed at the contact surface of the top plate 1 and the reinforcing plate 10, nuts 4 are welded outside the bolt holes 11, and bolts 5 are screwed into the nuts 4 to tightly abut against the reinforcing plate 10.
As shown in fig. 1, the thickness of the reinforcing plate 10 is equal to the width of the clamping groove formed between two adjacent clamping plates 9 in a pair, and the width of the reinforcing plate 10 is equal to the clear distance between the side plates 2.
As shown in fig. 1, 2, 3 and 4, the notches formed in the upper half of the reinforcing plate 10 are identical to the cross-sectional shape of the reinforced rod 8 and have the same geometric dimension.
As shown in fig. 1, 2, 3 and 4, the reinforcing plate 10 may be assembled according to the sectional shape of the rod 8 to be reinforced.
As shown in fig. 1, the clamp can be lengthened by inserting bolts through the bolt holes 7 at the four corners of the end plate 6 according to the length requirement of the reinforced rod.
As shown in fig. 1, 2, 3 and 4, the corner of the groove on the card board 9 is provided with a circular arc transition.
The application method of the multi-section general assembly type reinforcing device comprises the following steps:
and 4, as shown in fig. 2, screwing the bolts 5 into the bolt holes 11 on the contact surface of the top plate 1 and the reinforcing plate 10 to perform secondary fastening fine adjustment on each reinforcing plate 10.
The invention discloses a steel structure multi-section general assembly type reinforcing device and a using method thereof, and has the following advantages:
(1) the rod 8 is reinforced by the device through fastening the bolts after the clamps are buckled, no redundant mechanical constraint is caused on an original structural system, the reinforcement of an overloaded rod is realized on the premise of not changing the stress state of the original rod and the structural system, the principle is simple, and the construction scheme for processing the rod is greatly simplified;
(2) by adopting the assembled reinforcing plates, the corresponding matched reinforcing plates 10 can be assembled according to the cross section shape and size of the reinforced rod 8, so that the universal reinforcement of the rod with different cross section shapes is realized, and the geometric adaptation range is greatly expanded;
(3) the end part of the device is provided with a bolt lengthening structure, so that the device can be lengthened according to the requirement of the reinforced length of the reinforced member 8, and the use flexibility of the device is greatly improved;
(4) the contact end part of the reinforcing plate 10 and the top plate 1 is provided with a fastening bolt 5, each reinforcing plate 10 can be independently fastened and finely adjusted for the second time, so that the geometric error caused by the manufacturing of the device is effectively avoided, and the reinforcing effect is ensured;
(5) the clamping plate 9 is used as a clamping groove plate of the reinforcing plate 10 and also used as a stiffening rib plate of a groove-shaped member of the device, so that the rigidity of the device can be greatly improved, and meanwhile, the arc arranged on the groove of the clamping plate 9 can avoid stress concentration excessively, so that the condition of uneven stress distribution in the reinforcing process is effectively avoided;
(6) the device adopts a rectangular section, has no rigidity weak axis, can strengthen the plane external rigidity of the reinforced member 8 in multiple directions, and has good reinforcing effect;
(7) the reinforcing device adopts a modular splicing connection mode, has strong universality, can be flexibly used in construction, and greatly facilitates the construction process; the device simple structure is fit for the customization production, and ann tears the convenience open simultaneously, easily construction, can repeat the turnover use, can effectively reduce construction cost, promotes the efficiency of construction by a wide margin.
Claims (2)
1. The universal assembly type reinforcing device for the steel structure with the multiple sections is characterized by comprising a pair of symmetrical clamps, wherein each clamp comprises a top plate, side plates, end plates, clamping plates, reinforcing plates, nuts and bolts, the side plates are vertically welded on the two sides of the top plate, the end plates are vertically welded on the end portions of the top plate and are vertically welded with the side plates to form groove-shaped members, a plurality of pairs of adjacent clamping plates are longitudinally and equidistantly distributed and welded on the inner sides of the groove-shaped members, clamping grooves are formed between the pairs of adjacent clamping plates, and the reinforcing plates are inserted into the clamping grooves;
the top plates are symmetrically provided with a plurality of bolt holes along the longitudinal two sides, the holes of the two top plates are equal in number, and the positions of the holes are in one-to-one correspondence;
grooves are formed in the end plate and the clamping plate, and bolt holes are formed in four corners of the end plate;
the upper half part of the reinforcing plate is provided with a notch;
two symmetrical bolt holes are formed in the contact surface of the top plate and the reinforcing plate, nuts are welded outside the bolt holes, and the bolts are screwed into the nuts and tightly propped against the reinforcing plate;
wherein the content of the first and second substances,
the thickness of the reinforcing plate is equal to the width of a clamping groove formed between two adjacent clamping plates in pairs, and the width of the reinforcing plate is equal to the clear distance between the side plates;
the notch formed in the upper half part of the reinforcing plate is consistent with the cross section of the reinforced rod piece in shape and equal in geometric dimension;
the reinforcing plate can be assembled according to the shape of the cross section of the reinforced rod part;
the clamp is connected by inserting bolts through bolt holes at four corners of the end plate according to the length requirement of the reinforced rod piece for lengthening;
the corner of the groove on the clamping plate is provided with an arc transition.
2. The use method of the steel structure multi-section general assembly type reinforcing device of claim 1 is characterized in that:
comprises that
Step 1, selecting a corresponding matched reinforcing plate according to a reinforced rod piece to be inserted into a clamp groove of a clamp for assembly;
step 2, determining the number of the clamps according to the length of the reinforced rod piece, aligning the end plates of the clamps if the rods need to be lengthened, and fastening and connecting the end plates by using bolts for lengthening;
step 3, buckling a pair of clamps for assembling the reinforcing plate on two sides of the reinforced rod piece, aligning and tightly contacting buckling surfaces of the two clamps, inserting bolts into bolt holes in top plates of the two clamps, screwing the bolts, and fastening the clamps;
and 4, screwing bolts into bolt holes in the contact surfaces of the top plate and the reinforcing plates to perform secondary fastening fine adjustment on each reinforcing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710570388.2A CN107386677B (en) | 2017-07-13 | 2017-07-13 | Steel structure multi-section general assembly type reinforcing device and use method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710570388.2A CN107386677B (en) | 2017-07-13 | 2017-07-13 | Steel structure multi-section general assembly type reinforcing device and use method thereof |
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| CN107386677A CN107386677A (en) | 2017-11-24 |
| CN107386677B true CN107386677B (en) | 2020-04-28 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108643354A (en) * | 2018-06-26 | 2018-10-12 | 李荣旭 | A kind of vapor-permeable type Resisting fractre steel construction for building |
| CN109723227A (en) * | 2019-02-28 | 2019-05-07 | 北京市第三建筑工程有限公司 | A kind of adherent cup joint style circle rod piece resistance to compression bracing means and reinforcement means |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201786039U (en) * | 2010-01-14 | 2011-04-06 | 中国海洋石油总公司 | Off-shore steel platform reinforcing device adopting underwater grouting |
| CN102330472A (en) * | 2011-05-05 | 2012-01-25 | 杨东佐 | Connecting element for building framework structures |
| CN205369973U (en) * | 2016-03-04 | 2016-07-06 | 四川省建筑科学研究院 | Spatial grid structure bucking restraint reinforcing apparatus |
| CN205765732U (en) * | 2016-05-23 | 2016-12-07 | 翁大龙 | A kind of wood frame Tenon joint portion reinforcing clip locking structure |
| CN106193643A (en) * | 2016-07-20 | 2016-12-07 | 东南大学 | A kind of Prestressed CFRP plate stretching and anchoring device of reinforcing steel beam and combination beam |
-
2017
- 2017-07-13 CN CN201710570388.2A patent/CN107386677B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201786039U (en) * | 2010-01-14 | 2011-04-06 | 中国海洋石油总公司 | Off-shore steel platform reinforcing device adopting underwater grouting |
| CN102330472A (en) * | 2011-05-05 | 2012-01-25 | 杨东佐 | Connecting element for building framework structures |
| CN205369973U (en) * | 2016-03-04 | 2016-07-06 | 四川省建筑科学研究院 | Spatial grid structure bucking restraint reinforcing apparatus |
| CN205765732U (en) * | 2016-05-23 | 2016-12-07 | 翁大龙 | A kind of wood frame Tenon joint portion reinforcing clip locking structure |
| CN106193643A (en) * | 2016-07-20 | 2016-12-07 | 东南大学 | A kind of Prestressed CFRP plate stretching and anchoring device of reinforcing steel beam and combination beam |
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| CN107386677A (en) | 2017-11-24 |
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