CN112853951A - Multi-dimensional coordination self-resetting bridge support - Google Patents
Multi-dimensional coordination self-resetting bridge support Download PDFInfo
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- CN112853951A CN112853951A CN202110084784.0A CN202110084784A CN112853951A CN 112853951 A CN112853951 A CN 112853951A CN 202110084784 A CN202110084784 A CN 202110084784A CN 112853951 A CN112853951 A CN 112853951A
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- Prior art keywords
- column casing
- plate
- limiting
- leaf spring
- self
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- 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
- E01D19/042—Mechanical bearings
-
- 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
- E01D19/041—Elastomeric bearings
Abstract
The utility model provides a multidimension is harmonious from restoring to throne bridge beam supports, including the upper junction plate, lower connecting plate, column casing and leaf spring, the lower surface at the upper junction plate is fixed to the column casing upper surface, lower connecting plate upper surface is fixed with shock-absorbing support, the column casing cover is on shock-absorbing support, shock-absorbing support's the height that highly is higher than the interior hollow post of column casing, leaf spring both ends card has the locating part, the locating part is fixed on lower connecting plate, the number of leaf spring is more than three, each leaf spring is equidistant distribution around the column casing, and each leaf spring middle part outside leans on the column casing. The dimension coordination self-resetting bridge bearing can simultaneously resist vertical vibration and horizontal vibration under the action of earthquakes with different strengths, can resist translation and rotation in the horizontal direction, has enough energy consumption capability and good post-earthquake self-resetting function, and can effectively consume earthquake energy. The installation is simple, and it is convenient to change, can provide firm effectual power consumption effect for building structure under the earthquake effect.
Description
Technical Field
The invention relates to a bridge support, in particular to a multi-dimensional coordination self-resetting bridge support.
Background
The shock absorption support is a shock absorption and isolation technology which is rapidly developed in recent years and is used for the bottom of a building structure, the self-vibration period of the structure foundation is prolonged by using the shock absorption support, meanwhile, deformation is concentrated on the shock absorption support, energy input to an upper structure by an earthquake is reduced, accordingly, the earthquake response of the structure is reduced, and better safety protection is provided for the structure. With frequent earthquakes in the world in recent years, a large number of earthquake disasters show that the influence of vertical earthquakes on structures cannot be ignored, and at the present stage, the domestic and foreign researches on the seismic isolation technology mainly stay on simple horizontal seismic isolation, and the researches on simultaneously realizing horizontal and vertical seismic isolation are rare. The environmental load effect that building structure received comes from the equidirectional, and traditional one-way isolation bearing can't control the wind vibration and the earthquake of equidirectional to traditional isolation bearing is most not do the influence of considering the aftershock, and general support can produce great residual displacement under the effect of aftershock and lead to shaking the back difficulty that resets, consequently need develop one kind can control the wind vibration and the earthquake of equidirectional not and have the bridge beam supports of reset function.
Patent CN204825623U discloses a spacing side elasticity isolation bearing of two-stage, but need reserve the bolt hole on this kind of support leaf spring, initial defect has, stress concentration can appear in bolted connection department during the use, the performance leaf spring power consumption effect that can not be fine, mutual extrusion damage is great between the steel sheet during the use, when diagonal motion takes place for the spacing side elasticity bearing of two-stage, the leaf spring receives simultaneously to press and unfavorable combined action of cutting, lead to the leaf spring to damage easily and the restoring force of the broken leaf spring of utilization that can not be fine.
Disclosure of Invention
[ problem ] to provide a method for producing a semiconductor device
The traditional vibration isolation support has incomplete functions, cannot simultaneously and effectively control horizontal and vertical energy consumption, and has no self-resetting function.
[ technical solution ] A
In order to solve the technical problem, the invention provides a multi-dimensional coordination self-resetting bridge bearing which can control wind vibration and earthquake from different directions. The anti-seismic system is simple in structure and high in practicability. Under the action of wind vibration and earthquake with different strengths, the system is uniform and stable in stress, the energy consumption system is stable and effective, vertical vibration and horizontal vibration can be resisted at the same time, and certain torsion resistance is achieved. The support has enough energy consumption capability and good self-resetting function after earthquake, can effectively consume earthquake energy, thereby realizing multiple seismic reduction and isolation effects under the earthquake action of different strengths and playing a good role in protecting building structures. The technical scheme of the invention is as follows:
the utility model provides a multidimension is harmonious from restoring to throne bridge beam supports, including the upper junction plate, lower connecting plate, column casing and leaf spring, the lower surface at the upper junction plate is fixed to the column casing upper surface, lower connecting plate upper surface is fixed with shock-absorbing support, the column casing cover is on shock-absorbing support, shock-absorbing support's the height that highly is higher than the hollow post in the column casing, the card has the locating part at the leaf spring both ends, the locating part is fixed on lower connecting plate, the number of leaf spring is more than three, each leaf spring is equidistant distribution around the column casing, and each leaf spring middle part outside supports and leans.
Further, the abutting position of the plate spring on the side surface of the column casing is a plane.
Further, the column casing is a cylinder with a polygonal section, and the side surface of the column casing where the plate spring abuts against is one surface of the column casing.
Further, the number of the plate springs is four, and the column casing is an octagonal column.
Further, the column casing is a steel cylinder with an octagonal section.
Furthermore, the place that the leaf spring on the column casing side supports and leans on still has a plurality of limiting plates, limiting plate perpendicular to column casing side, and two limiting plates constitute a limiting plate group, the group number of limiting plate group with the number of leaf spring is the same, and the middle part of each leaf spring is blocked respectively between each limiting plate group in vertical direction.
Further, the limiting plate is a limiting steel plate.
Further, still include a plurality of spacing sticks, each spacing stick is pasted at leaf spring middle part inboard, connecting plate under the spacing stick perpendicular to, two upper and lower limiting plates at each spacing group are fixed respectively to the upper portion and the lower part of spacing stick, and the leaf spring middle part blocks between column casing and spacing stick on the horizontal direction.
Furthermore, two spacing sticks are in one set, the number of the spacing stick groups is the same as the number of the plate springs, and each spacing stick group and the column casing clamp the plate springs in the horizontal direction.
Furthermore, the plate spring is formed by overlapping a plurality of arc-shaped steel plates with different lengths, and rubber sheets are adhered among the arc-shaped steel plates.
Compared with the prior art, the invention has the beneficial effects that:
the earthquake-resistant energy-saving device can resist vertical vibration and horizontal vibration simultaneously under the action of earthquakes with different strengths, can resist translation and rotation in the horizontal direction, has enough energy consumption capability, has a good self-resetting function after the earthquake, and can effectively consume earthquake energy. The installation is simple, and it is convenient to change, can provide firm effectual power consumption effect for building structure under the earthquake effect.
Bolt holes do not need to be reserved on the support plate spring, the initial defect is avoided, stress concentration at the bolt connection part cannot occur when the support plate spring is used, and the energy consumption effect of the plate spring can be fully exerted; rubber sheets are added between the arc-shaped steel sheets forming the plate spring, so that the damage caused by mutual extrusion between the steel sheets can be reduced while the damping is increased. Through sleeve and spacing steel sheet and spacing rod iron for the leaf spring still only receives pressure effect when the support moves along the diagonal, and the restoring force that the performance leaf spring that can be better provided prevents that the leaf spring from damaging.
Drawings
FIG. 1 is a schematic structural diagram of a multi-dimensional coordinated self-resetting bridge bearing;
FIG. 2 is a top view of the lower web;
FIG. 3 is a top view of the multi-dimensional coordinated self-resetting bridge bearing with the upper connecting plate removed;
fig. 4 is a schematic view of the structure of the leaf spring.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Examples
As shown in fig. 1-3, the multi-dimensional coordination self-resetting bridge bearing comprises an upper connecting plate, a lower connecting plate, a circular rubber bearing 5, a plate spring 6, a limiting steel plate 9, a limiting angle steel 8 and an octagonal steel cylinder 4, wherein the upper connecting plate and the lower connecting plate are connected with a building structure.
The connecting plates connected with the building structure comprise an upper connecting plate 1 fixedly connected with an upper building and a lower connecting plate 2 fixedly connected with a lower building. The four corners of the upper connecting plate 1 and the lower connecting plate 2 are provided with bolt holes 3 so as to be connected with a building structure through bolts.
An octagonal steel cylinder 4 is welded on the upper connecting plate 1, a circular rubber support 5 is fixed on the lower connecting plate 2, the height of the circular rubber support 5 is slightly larger than that of the space inside the octagonal steel cylinder 4, and the strength and the height can be adjusted according to requirements. The octagonal steel cylinder 4 is sleeved on the circular rubber support 5 and is provided with a gap, the octagonal steel cylinder 4 and the lower connecting plate 2 are also provided with a certain gap, and the gap is a vertical maximum displacement limit value.
Four groups of positioning steel plates 9 are welded on the octagonal steel cylinder 4, the positioning steel plates 9 are perpendicular to the side face of the octagonal steel cylinder 4, and each group of positioning steel plates 9 is also provided with a group of limiting steel bars 7. Four groups of limit angle steels 8 are arranged on the lower connecting plate 2, two ends of each plate spring 6 are clamped between the limit angle steels 8, the middle parts of the plate springs 6 are clamped between a group of positioning plates 9 in the vertical direction, and the plate springs are clamped between the octagonal steel cylinder 4 and the limit steel bars 7 in the horizontal direction. The thickness direction of the plate spring 6 is limited by a limiting steel bar 7, the length direction is limited by a limiting angle steel 8, and the height direction is limited by a limiting steel plate 9. A certain gap can be left between the middle part of the plate spring 6 and the octagonal steel cylinder 4.
As shown in fig. 4, the plate spring 6 is formed by overlapping a plurality of arc-shaped steel plates 10, and rubber sheets 11 are sandwiched between the arc-shaped steel plates, so that the damage caused by mutual extrusion of the steel sheets can be reduced while the damping is increased. The buffer limiting component is formed under the fixation of the positioning plate and the positioning steel plate, and the reciprocating effect of the arc-shaped steel plate can be fully utilized under the earthquake effect to play the roles of increasing the damping and dissipating the earthquake energy.
The working process of the embodiment is as follows: the upper connecting plate and the upper building structure and the lower connecting plate and the lower building structure are fixed through bolts, and the upper part of the support is connected with the lower part of the support through an octagonal steel sleeve and a circular rubber support.
Under the horizontal stress condition, when smaller impact force is received, the upper part of the support with lower horizontal rigidity is displaced, the sleeve 2 can automatically reset under the action of the rubber support 5, and the buffering limiting component is in an elastic state. When the shock absorber is subjected to large impact force, the upper part of the support generates large displacement, the horizontal acting force is transmitted to the buffering limiting component through the sleeve 2, the plate spring 6 is subjected to plastic deformation to dissipate energy, meanwhile, the upper part of the support cannot generate excessive deformation under the action of the circular support 5 and the buffering limiting component, and the plate spring can continuously dissipate energy, so that high shock absorption capacity is provided.
Under the vertical atress condition, when receiving less impact force, support upper portion can be from restoring to the throne under the effect of rubber support, plays shock insulation, shock attenuation effect. When receiving great impact force, support upper portion produces great displacement, drives steel bushing and buffering stop member downstream, and spacing rod iron 7 and octagon steel cylinder 2 contact with lower connecting plate, and the rubber support lasts the power consumption, and the rigidity of support lower part is great, can bear great impact force for the support also can play shock insulation, cushioning effect when the earthquake of great magnitude.
The scope of the present invention is not limited to the above embodiments, and any modifications, equivalent substitutions, improvements, etc. that can be made by those skilled in the art within the spirit and principle of the inventive concept should be included in the scope of the present invention.
Claims (10)
1. The utility model provides a multidimension is harmonious from restoring to throne bridge beam supports, a serial communication port, including the upper junction plate, lower connecting plate, column casing and leaf spring, the lower surface at the upper junction plate is fixed to the column casing upper surface, lower connecting plate upper surface is fixed with shock mount, the column casing overlaps on shock mount, shock mount's the height that highly is higher than the hollow post in the column casing, the card has the locating part at the leaf spring both ends, the locating part is fixed on lower connecting plate, the number of leaf spring is more than three, each leaf spring is equidistant distribution around the column casing, and each leaf spring middle part outside leans on the column casing side.
2. The multi-dimensional coordinated self-resetting bridge bearer according to claim 1, wherein the lateral surface of the column casing is a plane surface near the plate spring.
3. The multi-dimensional coordinated self-resetting bridge bearer according to claim 2, wherein the column casing is a cylinder with a polygonal cross section, and the side of the column casing close to the plate spring is one surface of the column casing.
4. A multi-dimensional coordinated self-resetting bridge bearer according to claim 3, wherein the number of said leaf springs is four and said column casing is an octagonal prism.
5. The multi-dimensional coordinated self-resetting bridge bearer according to any one of claims 1 to 4, wherein said column casing is a steel cylinder with an octagonal cross section.
6. The multi-dimensional coordination self-resetting bridge support according to claim 1, wherein the abutting part of the plate spring on the side surface of the column casing is further provided with a plurality of limiting plates, the limiting plates are perpendicular to the side surface of the column casing, two limiting plates form a limiting plate group, the number of the limiting plate group is the same as that of the plate springs, and the middle part of each plate spring is respectively clamped between the limiting plate groups in the vertical direction.
7. The multi-dimensional coordination self-resetting bridge bearing according to claim 6, wherein said limiting plate is a limiting steel plate.
8. The multi-dimensional coordination self-resetting bridge bearing according to claim 6, further comprising a plurality of limiting rods, wherein each limiting rod is attached to the inner side of the middle part of each plate spring, the limiting rods are perpendicular to the lower connecting plate, the upper parts and the lower parts of the limiting rods are respectively fixed on the upper limiting plate and the lower limiting plate of each limiting plate group, and the middle parts of the plate springs are horizontally clamped between the column sleeves and the limiting rods.
9. The multi-dimensional coordination self-resetting bridge bearing according to claim 6, wherein the number of the limiting rods is the same as that of the plate springs, and the plate springs are clamped by the limiting rod groups and the column casing in the horizontal direction.
10. The multi-dimensional coordination self-resetting bridge bearing according to claim 1, wherein the plate spring is formed by overlapping a plurality of arc-shaped steel plates with different lengths, and rubber sheets are adhered among the arc-shaped steel plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110084784.0A CN112853951A (en) | 2021-01-22 | 2021-01-22 | Multi-dimensional coordination self-resetting bridge support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110084784.0A CN112853951A (en) | 2021-01-22 | 2021-01-22 | Multi-dimensional coordination self-resetting bridge support |
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| CN112853951A true CN112853951A (en) | 2021-05-28 |
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| CN202110084784.0A Pending CN112853951A (en) | 2021-01-22 | 2021-01-22 | Multi-dimensional coordination self-resetting bridge support |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200170129Y1 (en) * | 1999-09-01 | 2000-02-15 | 유니슨산업주식회사 | A elastomeric bearing which is connected movement restriction device by plate spring |
| CN101824862A (en) * | 2010-04-20 | 2010-09-08 | 上海大学 | Three-dimensional energy-consumption shock-absorption device |
| CN204727464U (en) * | 2015-07-10 | 2015-10-28 | 河南东起机械有限公司 | A kind of monkey vehicle frame |
| CN204825623U (en) * | 2015-07-22 | 2015-12-02 | 安徽尚德科技有限公司 | Spacing side elasticity isolation bearing of two -stage |
| CN211665562U (en) * | 2020-02-19 | 2020-10-13 | 孙峤 | Road and bridge damping support |
| CN111827507A (en) * | 2020-07-31 | 2020-10-27 | 中铁二院工程集团有限责任公司 | Three-dimensional shock attenuation vibration isolation support of building |
-
2021
- 2021-01-22 CN CN202110084784.0A patent/CN112853951A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200170129Y1 (en) * | 1999-09-01 | 2000-02-15 | 유니슨산업주식회사 | A elastomeric bearing which is connected movement restriction device by plate spring |
| CN101824862A (en) * | 2010-04-20 | 2010-09-08 | 上海大学 | Three-dimensional energy-consumption shock-absorption device |
| CN204727464U (en) * | 2015-07-10 | 2015-10-28 | 河南东起机械有限公司 | A kind of monkey vehicle frame |
| CN204825623U (en) * | 2015-07-22 | 2015-12-02 | 安徽尚德科技有限公司 | Spacing side elasticity isolation bearing of two -stage |
| CN211665562U (en) * | 2020-02-19 | 2020-10-13 | 孙峤 | Road and bridge damping support |
| CN111827507A (en) * | 2020-07-31 | 2020-10-27 | 中铁二院工程集团有限责任公司 | Three-dimensional shock attenuation vibration isolation support of building |
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Application publication date: 20210528 |