CN110904827B - Damping support adopting corrugated steel plate for energy consumption - Google Patents
Damping support adopting corrugated steel plate for energy consumption Download PDFInfo
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- CN110904827B CN110904827B CN201910976293.XA CN201910976293A CN110904827B CN 110904827 B CN110904827 B CN 110904827B CN 201910976293 A CN201910976293 A CN 201910976293A CN 110904827 B CN110904827 B CN 110904827B
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- connecting plate
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 82
- 239000010959 steel Substances 0.000 title claims abstract description 82
- 238000013016 damping Methods 0.000 title claims abstract description 18
- 238000005265 energy consumption Methods 0.000 title abstract description 13
- 238000004873 anchoring Methods 0.000 claims description 22
- 238000005452 bending Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000012545 processing Methods 0.000 abstract description 5
- 230000035939 shock Effects 0.000 abstract description 5
- 238000010521 absorption reaction Methods 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 241000282414 Homo sapiens Species 0.000 description 2
- 230000004075 alteration Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 241001660917 Crassula ovata Species 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/04—Bearings; Hinges
Abstract
The invention discloses a damping support adopting a corrugated steel plate to consume energy, and relates to the field of bridge engineering. The invention aims to provide the shock absorption support which has the advantages of small processing difficulty, lower manufacturing cost than the traditional shock absorption support, easy maintenance after earthquake and good stress performance. The technical scheme adopted for achieving the purpose of the invention is that the shock-absorbing support adopting the corrugated steel plate for energy consumption comprises an upper connecting plate, a lower connecting plate, a support and a plurality of corrugated steel plates, wherein the support and the plurality of corrugated steel plates are connected between the upper connecting plate and the lower connecting plate, and the plurality of corrugated steel plates are positioned on the periphery of the support. The invention utilizes the characteristic of buckling energy consumption of the waveform steel plate to ensure that the rubber support is not damaged in an earthquake, and the buckling damaged waveform steel plate can be quickly replaced after the earthquake, so that the earthquake resistance of the bridge structure is improved, and the post-earthquake repairing speed is also improved. In addition, during a giant earthquake, the waveform steel plate cannot break after buckling, and beam falling accidents can be avoided.
Description
Technical Field
The invention relates to the field of bridge engineering, in particular to a damping support adopting a corrugated steel plate to consume energy.
Background
Earthquake is a natural disaster which damages human beings in the past, and particularly in recent decades, multiple major earthquakes occur in the world, including an Osaka major earthquake, a China wenchuan major earthquake, a Jade tree major earthquake and the like, and the past earthquakes cause serious damage to human beings. In the past major earthquakes, bridge structures used as lifeline engineering are seriously damaged without exception, and great inconvenience is brought to post-earthquake rescue and reconstruction work. Practice proves that the seismic isolation design is an effective method for avoiding or reducing the probability of bridge seismic damage.
Along with the development of the economy of China, the construction of highways, high-speed railways and urban traffic of China also develops rapidly, and in recent years, china builds a large number of bridges with medium and small spans. For the middle and small span bridges, a mature damping technology is to arrange damping supports between the bridge piers and the main beams, but at present, bridges applying the damping technology in China are not more. The damping effect of the traditional damping support is greatly dependent on the material characteristics of the damping support, the design thought of the damping support is mainly focused on reducing the effect of an earthquake on an upper structure through a sliding or rolling device, damping and energy consumption are reduced through adding energy consumption materials, and the required damping effect can be achieved through the combination of two or more materials, so that the processing complexity of the damping support is increased, the manufacturing cost is increased, and finally the damping support is hindered from being applied to a large range in bridge engineering.
Therefore, it is necessary to invent a shock-absorbing support which has small processing difficulty, lower manufacturing cost than the traditional shock-absorbing support, easy maintenance after earthquake, good applicable condition and good stress performance.
Disclosure of Invention
The invention aims to provide the damping support which has the advantages of small processing difficulty, lower manufacturing cost than the traditional damping and isolating support, easy maintenance after earthquake, good applicable condition and good stress performance.
The technical scheme adopted for achieving the purpose of the invention is that the shock-absorbing support adopting the corrugated steel plate for energy consumption comprises an upper connecting plate, a lower connecting plate, a support and a plurality of corrugated steel plates.
The upper connecting plate and the lower connecting plate are square steel plates which are horizontally arranged, the upper connecting plate is located right above the lower connecting plate, and a support is arranged between the upper connecting plate and the lower connecting plate.
The lower plate surface of the upper connecting plate is welded with 4 upper anchor plates, the 4 upper anchor plates are enclosed into a square frame, and the support is positioned at the right center of the square frame.
The upper plate surface of the lower connecting plate is welded with 4 lower anchor plates, the 4 lower anchor plates are enclosed into a square frame, and the support is positioned at the right center of the square frame.
And a lower anchoring plate is arranged right below each upper anchoring plate, and a plurality of circular through holes I are uniformly formed in each upper anchoring plate and each lower anchoring plate.
And a wave-shaped steel plate is arranged between each upper anchoring plate and the lower anchoring plate right below the upper anchoring plate, and the wavelength direction of the wave-shaped steel plate is vertical to the horizontal plane. The upper edge of the corrugated steel plate is provided with a plurality of oval through holes, the oval through holes are uniformly distributed along the horizontal direction, and the long axes of the oval through holes are horizontal. The lower edge of wave form steel sheet is provided with a plurality of circular through-holes II, and a plurality of circular through-holes II are evenly arranged along the horizontal direction.
A plurality of unidirectional high-strength bolts penetrate through a plurality of elliptical through holes on the upper edge of the corrugated steel plate and a plurality of circular through holes I of the upper anchor plate, and a plurality of unidirectional high-strength bolts penetrate through a plurality of circular through holes II on the lower edge of the corrugated steel plate and a plurality of circular through holes I of the lower anchor plate. And screwing each one-way high-strength bolt.
Further, the corrugated steel plate is formed by cold bending a planar steel plate, and the adopted planar steel plate is a Q235 steel plate, a Q345 steel plate or a coating-free weather-resistant steel plate. The waveform of the waveform steel plate is a curve waveform or a broken line waveform.
Further, the support is a non-anti-seismic plate support, a basin-type rubber support or an anti-seismic support.
The invention has the technical effects that the invention can not be doubtful, the advantages of large out-of-plane rigidity, high buckling bearing capacity, good energy consumption performance, easy processing, low manufacturing cost, easy replacement and the like of the waveform steel plate are utilized, the earthquake resistance of the support is improved, the buckling energy consumption of the waveform steel plate ensures that the rubber support is not damaged in an earthquake, the buckling damaged waveform steel plate can be quickly replaced after the earthquake, the earthquake resistance of the bridge structure is improved, and the post-earthquake repair speed can be improved; in addition, under rare giant earthquake, the waveform steel plate cannot break after buckling, and beam falling accidents can be avoided.
Drawings
FIG. 1 is a schematic view of the outer contour of an anti-seismic support using corrugated steel plate energy consumption;
FIG. 2 is a schematic view of the inside of an anti-seismic support using wave-shaped steel plates to consume energy;
FIG. 3 is an exploded view of an anti-vibration mount employing wave steel plate energy consumption;
Fig. 4 is a schematic view of a corrugated steel plate and a unidirectional high strength bolt.
In the figure: the upper connecting plate 1, the upper anchoring plate 101, the lower connecting plate 2, the lower anchoring plate 201, the support 3, the corrugated steel plate 4, the oval through holes 401, the round through holes II 402 and the unidirectional high-strength bolts 5.
Detailed Description
The present invention is further described below with reference to examples, but it should not be construed that the scope of the above subject matter of the present invention is limited to the following examples. Various substitutions and alterations are made according to the ordinary skill and familiar means of the art without departing from the technical spirit of the invention, and all such substitutions and alterations are intended to be included in the scope of the invention.
Example 1:
the embodiment discloses a shock absorption support adopting corrugated steel plates for energy consumption, which comprises an upper connecting plate 1, a lower connecting plate 2, a support 3 and a plurality of corrugated steel plates 4.
Referring to fig. 1 or 2, the upper connecting plate 1 and the lower connecting plate 2 are square steel plates horizontally arranged, the upper connecting plate 1 is located right above the lower connecting plate 2, and a support 3 is arranged between the upper connecting plate 1 and the lower connecting plate 2. The support 3 is a non-shock-resistant support on the market.
Referring to fig. 3, the lower plate surface of the upper connecting plate 1 is welded with 4 upper anchor plates 101,4 and upper anchor plates 101 to form a square frame, and the support 3 is located at the center of the square frame.
Referring to fig. 3, the upper plate surface of the lower connecting plate 2 is welded with 4 lower anchor plates 201,4 and lower anchor plates 201 to form a square frame, and the support 3 is located at the center of the square frame.
A lower anchoring plate 201 is arranged right below each upper anchoring plate 101, and a plurality of circular through holes I are uniformly formed in the upper anchoring plate 101 and the lower anchoring plate 201.
Referring to fig. 1,2 or 3, a corrugated steel plate 4 is disposed between each of the upper anchor plates 101 and the lower anchor plate 201 directly below the upper anchor plate, and the wavelength direction of the corrugated steel plate 4 is perpendicular to the horizontal plane. Referring to fig. 4, the upper edge of the corrugated steel plate 4 is provided with a plurality of elliptical through holes 401, the plurality of elliptical through holes 401 are uniformly arranged along the horizontal direction, and the long axes of the plurality of elliptical through holes 401 are horizontal. The lower edge of the corrugated steel plate 4 is provided with a plurality of circular through holes II 402, and the circular through holes II 402 are uniformly distributed along the horizontal direction.
The corrugated steel plate 4 is formed by cold bending a planar steel plate, and the adopted planar steel plate is a Q235 steel plate. In this embodiment, the waveform of the corrugated steel plate 4 is a curved waveform.
A plurality of unidirectional high-strength bolts 5 pass through a plurality of elliptical through holes 401 at the upper edge of the corrugated steel plate 4 and a plurality of circular through holes I of the upper anchor plate 101, and a plurality of unidirectional high-strength bolts 5 pass through a plurality of circular through holes II 402 at the lower edge of the corrugated steel plate 4 and a plurality of circular through holes I of the lower anchor plate 201.
Each of the one-way high-strength bolts 5 is screwed. Because the operation space near the support 3 is limited, the unidirectional high-strength bolt 5 is adopted for anchoring, so that the construction difficulty is reduced.
When an earthquake occurs, the support 3 resists the initial earthquake action to deform, and a plurality of elliptical through holes 401 can give the support 3a certain free deformation space. When the deformation of the support 3 reaches a certain degree, the edge of the elliptical through hole 401 is contacted with the unidirectional high-strength bolt 5, and the corrugated steel plate 4 starts to bear stress and bear main load.
Example 2:
the embodiment discloses a shock absorption support adopting corrugated steel plates for energy consumption, which comprises an upper connecting plate 1, a lower connecting plate 2, a support 3 and a plurality of corrugated steel plates 4.
Referring to fig. 1 or 2, the upper connecting plate 1 and the lower connecting plate 2 are square steel plates horizontally arranged, the upper connecting plate 1 is located right above the lower connecting plate 2, and a support 3 is arranged between the upper connecting plate 1 and the lower connecting plate 2.
Referring to fig. 3, the lower plate surface of the upper connecting plate 1 is welded with 4 upper anchor plates 101,4 and upper anchor plates 101 to form a square frame, and the support 3 is located at the center of the square frame.
Referring to fig. 3, the upper plate surface of the lower connecting plate 2 is welded with 4 lower anchor plates 201,4 and lower anchor plates 201 to form a square frame, and the support 3 is located at the center of the square frame.
A lower anchoring plate 201 is arranged right below each upper anchoring plate 101, and a plurality of circular through holes I are uniformly formed in the upper anchoring plate 101 and the lower anchoring plate 201.
Referring to fig. 1,2 or 3, a corrugated steel plate 4 is disposed between each of the upper anchor plates 101 and the lower anchor plate 201 directly below the upper anchor plate, and the wavelength direction of the corrugated steel plate 4 is perpendicular to the horizontal plane. Referring to fig. 4, the upper edge of the corrugated steel plate 4 is provided with a plurality of elliptical through holes 401, the plurality of elliptical through holes 401 are uniformly arranged along the horizontal direction, and the long axes of the plurality of elliptical through holes 401 are horizontal. The lower edge of the corrugated steel plate 4 is provided with a plurality of circular through holes II 402, and the circular through holes II 402 are uniformly distributed along the horizontal direction.
A plurality of unidirectional high-strength bolts 5 pass through a plurality of elliptical through holes 401 at the upper edge of the corrugated steel plate 4 and a plurality of circular through holes I of the upper anchor plate 101, and a plurality of unidirectional high-strength bolts 5 pass through a plurality of circular through holes II 402 at the lower edge of the corrugated steel plate 4 and a plurality of circular through holes I of the lower anchor plate 201.
Each of the one-way high-strength bolts 5 is screwed. Because the operation space near the support 3 is limited, the unidirectional high-strength bolt 5 is adopted for anchoring, so that the construction difficulty is reduced.
Example 3:
the main structure of this embodiment is the same as that of embodiment 2, and further, the corrugated steel plate 4 is formed by cold bending a planar steel plate, and the planar steel plate is a coating-free weather-resistant steel plate. The waveform of the waveform steel plate 4 is a broken line waveform.
Example 4:
The main structure of the embodiment is the same as that of the embodiment 2, and further, the rubber support 3 is a commercially available anti-vibration support. When an earthquake occurs, the support 3 resists the initial earthquake action to deform, and a plurality of elliptical through holes 401 can give the support 3a certain free deformation space. When the deformation of the support 3 reaches a certain degree, the edge of the elliptical through hole 401 is contacted with the unidirectional high-strength bolt 5, and the corrugated steel plate 4 is used as an auxiliary anti-seismic member to start to bear force.
Claims (1)
1. A damping support adopting waveform steel plate to consume energy is characterized in that: comprises an upper connecting plate (1), a lower connecting plate (2), a support (3) and a plurality of corrugated steel plates (4);
The upper connecting plate (1) and the lower connecting plate (2) are square steel plates which are horizontally arranged, the upper connecting plate (1) is positioned right above the lower connecting plate (2), and a support (3) is arranged between the upper connecting plate (1) and the lower connecting plate (2);
the lower plate surface of the upper connecting plate (1) is welded with 4 upper anchor plates (101), the 4 upper anchor plates (101) are enclosed into a square frame, and the support (3) is positioned at the right center of the square frame;
The upper plate surface of the lower connecting plate (2) is welded with 4 lower anchor plates (201), the 4 lower anchor plates (201) are enclosed into a square frame, and the support (3) is positioned at the right center of the square frame;
a lower anchor plate (201) is arranged right below each upper anchor plate (101), and a plurality of circular through holes I are uniformly formed in the upper anchor plate (101) and the lower anchor plate (201);
A wave-shaped steel plate (4) is arranged between each upper anchoring plate (101) and the lower anchoring plate (201) right below the upper anchoring plate, and the wavelength direction of the wave-shaped steel plate (4) is vertical to the horizontal plane; the upper edge of the corrugated steel plate (4) is provided with a plurality of elliptical through holes (401), the elliptical through holes (401) are uniformly distributed along the horizontal direction, and the long axes of the elliptical through holes (401) are horizontal; the lower edge of the corrugated steel plate (4) is provided with a plurality of circular through holes II (402), and the circular through holes II (402) are uniformly distributed along the horizontal direction;
A plurality of unidirectional high-strength bolts (5) pass through a plurality of elliptical through holes (401) at the upper edge of the corrugated steel plate (4) and a plurality of circular through holes I of the upper anchor plate (101), and a plurality of unidirectional high-strength bolts (5) pass through a plurality of circular through holes II (402) at the lower edge of the corrugated steel plate (4) and a plurality of circular through holes I of the lower anchor plate (201); tightening each one-way high-strength bolt (5);
The corrugated steel plate (4) is formed by cold bending a planar steel plate, and the adopted planar steel plate is a Q235 steel plate, a Q345 steel plate or a coating-free weather-resistant steel plate; the waveform of the waveform steel plate (4) is a curve waveform or a broken line waveform;
the support (3) is a non-anti-seismic plate support, a basin-type rubber support or an anti-seismic support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910976293.XA CN110904827B (en) | 2019-10-15 | 2019-10-15 | Damping support adopting corrugated steel plate for energy consumption |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910976293.XA CN110904827B (en) | 2019-10-15 | 2019-10-15 | Damping support adopting corrugated steel plate for energy consumption |
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| CN110904827A CN110904827A (en) | 2020-03-24 |
| CN110904827B true CN110904827B (en) | 2024-04-19 |
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| CN109914217A (en) * | 2019-03-12 | 2019-06-21 | 重庆交通大学 | A kind of energy-dissipating and shock-absorbing arch springing device |
| CN209011357U (en) * | 2018-10-12 | 2019-06-21 | 西京学院 | A kind of steel building resistance to compression shock mount |
| CN110055880A (en) * | 2019-05-31 | 2019-07-26 | 中铁二院工程集团有限责任公司 | A kind of railroad bridge damping energy consumption anti-fall girder apparatus |
| CN211285242U (en) * | 2019-10-15 | 2020-08-18 | 重庆大学 | Damping support adopting corrugated steel plate for energy consumption |
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2019
- 2019-10-15 CN CN201910976293.XA patent/CN110904827B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006052645A (en) * | 2005-10-17 | 2006-02-23 | Shizuo Takahata | Base isolation spring bolt of wooden building foundation |
| CN203654162U (en) * | 2013-12-17 | 2014-06-18 | 安徽尚德科技有限公司 | Unidirectional-sliding waveform elastic-plastic steel damping ball support |
| CN206554378U (en) * | 2017-03-07 | 2017-10-13 | 西安建筑科技大学 | A kind of frame column with easily replacing corrugated sheet steel damper |
| CN207700045U (en) * | 2017-11-17 | 2018-08-07 | 长安大学 | A kind of limited bridge shock insulation rubber support |
| CN108118938A (en) * | 2017-12-19 | 2018-06-05 | 西安建筑科技大学 | Double mild steel shear waves in the wrong vertically bend buckle damper inside and outside one kind |
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