CN209293225U - A kind of Self-resetting repairs U-shaped mild steel energy-dissipating support fastly - Google Patents
A kind of Self-resetting repairs U-shaped mild steel energy-dissipating support fastly Download PDFInfo
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- CN209293225U CN209293225U CN201822044245.0U CN201822044245U CN209293225U CN 209293225 U CN209293225 U CN 209293225U CN 201822044245 U CN201822044245 U CN 201822044245U CN 209293225 U CN209293225 U CN 209293225U
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Abstract
The utility model discloses a kind of Self-resetting, U-shaped mild steel energy-dissipating support is repaired fastly, is made of U-shaped mild steel plate, spare U-shaped mild steel plate, steel bushing, steel I-beam, bolt, baffle, presstressed reinforcing steel, anchorage, sliding steel plate, block, connector.U-shaped mild steel plate is connected by screw bolts with steel I-beam and steel bushing respectively, spare U-shaped mild steel plate is connected by screw bolts with steel I-beam, steel I-beam passes through the I-shaped opening of sliding steel plate, baffle and steel I-beam weld, presstressed reinforcing steel passes through sliding steel plate and is fixed with anchorage, and block is connected by screw bolts with steel bushing.With traditional support or anti-buckling support phase ratio, which also has the characteristics that tension and compression uniform force while having support and energy dissipating double effects as support and element for energy dissipation using U-shaped mild steel plate；The presstressed reinforcing steel of use provides Self-resetting performance, solves the influence of residual displacement；The spare U-shaped mild steel plate convenient for connection is devised, is quickly repaired after solving the problems, such as shake.
Description
Technical field
The utility model relates to the energy dissipation and support devices of engineering structure seismic resistance field, more particularly, to a kind of Self-resetting, fastly
Repair U-shaped mild steel energy-dissipating support.
Background technique
China is located between circum-Pacific seismic belt and Eurasian earthquake zone, and the most area on territory is earthquake territory, especially
The west area for being China is mostly meizoseismal area, and seismic activity is frequent.It, must to be lost caused by earthquake disaster reduction to the maximum extent
Aseismic Design must be carried out to engineering structure and is reinforced.
Being directed to the anti-buckling bracing reinforcement that earthquake-resistant structure unfavorable position is widely used at present, there are wretched insufficiencies.Anti-buckling branch
Bearing capacity and unequal when supportting tension and being pressurized, compression bearing constantly reduces, and tensile capacity is continually strengthened, due to the tension and compression
Uneven phenomenon causes a hidden trouble to support with structural attachments, often need to carry out local stiffening processing to the junction, however will add again
Big construction time and cost；Anti-buckling generation plastic deformation after being supported on generation yield deformation, thus cause support stress and become
Original position (residual displacement) can not be returned to after shape, bring hidden danger to safety of structure；It is anti-buckling be supported on shake after often need it is whole
Body removes replacement, takes a long time, at high cost, complicated for operation.
Utility model content
In order to overcome drawbacks described above, the utility model provides a kind of Self-resetting, repairs U-shaped mild steel energy-dissipating support, I-shaped fastly
Girder steel and steel bushing only can be relatively moved axially, and U-shaped mild steel plate is bolted on steel I-beam and steel bushing,
Spare U-shaped mild steel plate is only bolted spare to make on steel I-beam, and presstressed reinforcing steel passes through sliding steel plate and applies pre-
Stress.Therefore, when malformation, steel I-beam and steel bushing are relatively moved axially, and U-shaped mild steel plate is occurred by tension and compression
Bending deformation and the energy that dissipates, the Self-resetting performance that presstressed reinforcing steel provides eliminate the residual displacement after supporting deformation, after shake only
Spare U-shaped mild steel plate and steel bushing need to be bolted and remove the bolt deformed between U-shaped mild steel plate and steel bushing, energy-dissipating support
It can restore normal use.
To achieve the above object, the utility model provides a kind of Self-resetting, repairs U-shaped mild steel energy-dissipating support fastly, by U-shaped
Mild steel plate (1), spare U-shaped mild steel plate (2), steel bushing (3), steel I-beam (4), bolt (5), baffle (6), presstressed reinforcing steel (7),
Anchorage (8), sliding steel plate (9), block (10), connector (11) composition.U-shaped mild steel plate (1) respectively with steel I-beam (4) and steel
Sleeve (3) is connected using bolt (5), and spare U-shaped mild steel plate (2) is connect with steel I-beam (4) using bolt (5), sliding steel plate
(9) it is equipped with I-shaped among end to be open, steel I-beam (4) passes through sliding steel plate (9) I-shaped opening, baffle (6) and I-shaped
Girder steel (4) welding, presstressed reinforcing steel (7) are passed through sliding steel plate (9) and are fixed using anchorage (8), and block (10) and steel bushing (3) are used
Bolt (5) connection.
U-shaped mild steel plate (1) is identical as spare U-shaped mild steel plate (2) specification；Closed at one end, the steel bushing (3) of steel bushing (3)
Another end opening, connector (11) steel I-beam with the closed end of steel bushing (3) and steel bushing (3) opening respectively
(4) end welding.
Baffle (6) and sliding steel plate (9) are provided with the I-shaped opening that can pass through steel I-beam (4)；Sliding steel plate (9)
It is provided with the preformed hole that can pass through presstressed reinforcing steel (7).
Presstressed reinforcing steel (7) applies prestressing force after mounting, and size is 0.1~0.7 times of presstressed reinforcing steel (7) yield strength；Branch
When supportting tension or being pressurized, presstressed reinforcing steel (7) is in tensional state, it is thus possible to provide good self-resetting capability.
Sliding steel plate (9) can be in steel bushing (3) internal slide；Presstressed reinforcing steel (7) or steel I-beam (4) are apart from steel bushing
(3) there are certain distances, the distance to be deformed and be determined by supported design for closed end.
U-shaped mild steel plate (1), spare U-shaped mild steel plate (2), steel bushing (3), steel I-beam (4), bolt (5), baffle (6),
Presstressed reinforcing steel (7), anchorage (8), sliding steel plate (9), block (10), connector (11) are processed by steel, U-shaped mild steel therein
Plate (1) is made with spare U-shaped mild steel plate (2) material of the low mild steel material of yield stress.
Using U-shaped mild steel plate (1) as support and energy dissipating core element, have that energy dissipating is high-efficient, performance is stablized, tension and compression by
The features such as power is uniform.
The beneficial effects of the utility model are:
A kind of Self-resetting of the utility model repairs U-shaped mild steel energy-dissipating support, Self-resetting, fast reparation and energy dissipating fastly
Can be significant, major embodiment in the following areas:
1. effect of energy dissipation.The utility model, as energy dissipating core element, is being drawn using U-shaped mild steel plate using U-shaped mild steel plate
The characteristics of bending deformation dissipation seismic energy when pressure has energy dissipating high-efficient, and performance is stablized, tension and compression uniform force.
2. Self-resetting effect.The utility model using presstressed reinforcing steel provide Self-resetting performance, no matter support tension or by
Pressure, presstressed reinforcing steel is in tensional state, thus provides good Self-resetting performance to support, eliminates U-shaped mild steel plate modeling
Property deformation caused by residual displacement, ensured the stability of works.
3. fast repairing effect.After shake structure repair it is pressed for time, after the utility model provides spare U-shaped mild steel plate as shake
It is spare, it is only necessary to be bolted to steel bushing, and the bolt removed between deformed U-shaped mild steel plate and steel bushing can restore
Normal use.
Detailed description of the invention
Fig. 1 is a kind of Self-resetting, the schematic elevation view for repairing U-shaped mild steel energy-dissipating support fastly；
Fig. 2 is a kind of Self-resetting, the schematic top plan view for repairing U-shaped mild steel energy-dissipating support fastly；
Fig. 3 is a kind of Self-resetting, the diagrammatic cross-section for repairing U-shaped mild steel energy-dissipating support fastly；
Fig. 4 is a kind of Self-resetting, repairs the baffle of U-shaped mild steel energy-dissipating support and the schematic diagram of sliding steel plate fastly；
Deformation pattern when Fig. 5 is a kind of Self-resetting, repairs U-shaped mild steel energy-dissipating support stress fastly.
Description of symbols:
1-U-shaped mild steel plate；2-spare U-shaped mild steel plates；3-steel bushings；4-steel I-beams；5-bolts；6-baffles；
7-presstressed reinforcing steels；8-anchorages；9-sliding steel plates；10-blocks；11-connectors.
Specific embodiment
The utility model using U-shaped mild steel plate as support and energy dissipating core element, by U-shaped mild steel plate respectively with I-steel
Beam and steel bushing are connected with, and spare U-shaped mild steel and steel I-beam are connected with work and repair spare, and steel I-beam, which passes through, to be slided
Dynamic steel plate I-shaped opening, steel I-beam pass through baffle I-shaped opening and weld with baffle, and presstressed reinforcing steel passes through sliding steel plate,
Block is connected by screw bolts with steel bushing.Support is connected on works by connector, when works deforms, steel
Axial deformation occurs for sleeve and steel I-beam, and bending deformation has occurred and the energy that dissipates in built-in U-shaped mild steel plate therewith；It is answering in advance
Under the effect of power muscle, the residual displacement of U-shaped mild steel plate plastic deformation generation will be eliminated；After U-shaped mild steel plate deformation, it is connected by screw bolts
Spare U-shaped mild steel plate and steel bushing, and remove the bolt between former U-shaped mild steel plate and steel bushing and support quickly reparation can be realized.
In conclusion the utility model has the characteristics that significant energy dissipating, Self-resetting and fast reparation, it is more demanding to can be used for anti-seismic performance
Architectural engineering and science of bridge building in.
Fig. 1, Fig. 2, Fig. 3 and Fig. 4 are a kind of Self-resetting, the specific implementation example for repairing U-shaped mild steel energy-dissipating support fastly, construction
Mode mainly by U-shaped mild steel plate 1, spare U-shaped mild steel plate 2, steel bushing 3, steel I-beam 4, bolt 5, baffle 6, presstressed reinforcing steel 7,
Anchorage 8, sliding steel plate 9, block 10, connector 11 form.
The utility model is when being applied to structure, as shown in Figure 1, U-shaped mild steel plate 1 and spare U-shaped mild steel plate 2 are used spiral shell
Bolt 5 is connected on 4 on steel I-beam, which is built in steel bushing 3 by the welding baffle 6 on steel I-beam 4, is used
Block 10 is connected on steel bushing 3 by bolt 5, installs sliding steel plate 9, tensioned prestressing bar 7 is simultaneously fixed with anchorage 8, by two
Connector 11 is welded to one end of steel bushing 3 and steel I-beam 4, and support is connected on works by connector 11.
Wherein steel I-beam 4 or presstressed reinforcing steel 7 are closed one end there are distance apart from steel bushing 3, which is deformed true by structure design
It is fixed.
Deformation pattern when Fig. 5 is support stress.When an earthquake occurs, structure deforms and supports in axial push-pull, built-in
U-shaped mild steel plate occur bending and deformation the seismic energy that dissipates, deformation front position can be returned to after supporting deformation under prestressing force effect,
And it only needs to be connected with spare U-shaped mild steel plate and steel bushing after shaking, and removes between deformed U-shaped mild steel plate steel bushing
Bolt can repair support.The support performance is clear, and durability is strong, has energy dissipating, Self-resetting and quickly repairs multi-efficiency, can
To significantly improve the anti-seismic performance of earthquake region structure, highly promote and apply.
Claims (4)
1. a kind of Self-resetting repairs U-shaped mild steel energy-dissipating support fastly, it is characterised in that: by U-shaped mild steel plate (1), spare U-shaped mild steel
Plate (2), steel bushing (3), steel I-beam (4), bolt (5), baffle (6), presstressed reinforcing steel (7), anchorage (8), sliding steel plate (9),
Block (10), connector (11) composition；U-shaped mild steel plate (1) is connected with steel I-beam (4) and steel bushing (3) using bolt (5) respectively
It connects, spare U-shaped mild steel plate (2) is connect with steel I-beam (4) using bolt (5), and I-shaped is equipped among the end of sliding steel plate (9)
Opening, steel I-beam (4) pass through sliding steel plate (9) I-shaped opening, and baffle (6) and steel I-beam (4) are welded, presstressed reinforcing steel
(7) sliding steel plate (9) are passed through and are fixed using anchorage (8), block (10) is connect with steel bushing (3) with bolt (5).
2. a kind of Self-resetting according to claim 1 repairs U-shaped mild steel energy-dissipating support fastly, it is characterised in that: U-shaped mild steel
Plate (1) is identical as spare U-shaped mild steel plate (2) specification；Closed at one end, another end opening of steel bushing (3) of steel bushing (3), even
Connector (11) is welded with the closed end of steel bushing (3) and the end of the steel I-beam (4) of steel bushing (3) opening respectively.
3. a kind of Self-resetting according to claim 1 repairs U-shaped mild steel energy-dissipating support fastly, it is characterised in that: baffle (6)
The I-shaped opening that can pass through steel I-beam (4) is provided with sliding steel plate (9)；Sliding steel plate (9) is provided with and can pass through
The preformed hole of presstressed reinforcing steel (7).
4. a kind of Self-resetting according to claim 1 repairs U-shaped mild steel energy-dissipating support fastly, it is characterised in that: U-shaped mild steel
Plate (1), spare U-shaped mild steel plate (2), steel bushing (3), steel I-beam (4), bolt (5), baffle (6), presstressed reinforcing steel (7), anchorage
(8), sliding steel plate (9), block (10), connector (11) are processed by steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822044245.0U CN209293225U (en) | 2018-12-06 | 2018-12-06 | A kind of Self-resetting repairs U-shaped mild steel energy-dissipating support fastly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822044245.0U CN209293225U (en) | 2018-12-06 | 2018-12-06 | A kind of Self-resetting repairs U-shaped mild steel energy-dissipating support fastly |
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| CN209293225U true CN209293225U (en) | 2019-08-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109372145A (en) * | 2018-12-06 | 2019-02-22 | 北京市政路桥股份有限公司 | A kind of Self-resetting repairs U-shaped mild steel energy-dissipating support fastly |
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2018
- 2018-12-06 CN CN201822044245.0U patent/CN209293225U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109372145A (en) * | 2018-12-06 | 2019-02-22 | 北京市政路桥股份有限公司 | A kind of Self-resetting repairs U-shaped mild steel energy-dissipating support fastly |
| CN109372145B (en) * | 2018-12-06 | 2024-05-14 | 北京市政路桥股份有限公司 | Self-resetting and quick-repairing U-shaped mild steel energy dissipation support |
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