CN205088566U - Tensile ball -shaped steel support - Google Patents
Tensile ball -shaped steel support Download PDFInfo
- Publication number
- CN205088566U CN205088566U CN201520870487.9U CN201520870487U CN205088566U CN 205088566 U CN205088566 U CN 205088566U CN 201520870487 U CN201520870487 U CN 201520870487U CN 205088566 U CN205088566 U CN 205088566U
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- plate
- shaped steel
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- bedplate
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 78
- 239000010959 steel Substances 0.000 title claims abstract description 78
- 238000013016 damping Methods 0.000 claims abstract description 22
- 230000021715 photosynthesis, light harvesting Effects 0.000 claims abstract description 18
- 238000010008 shearing Methods 0.000 claims abstract description 14
- 229910000754 Wrought iron Inorganic materials 0.000 claims abstract description 10
- 230000007797 corrosion Effects 0.000 claims abstract description 7
- 238000005260 corrosion Methods 0.000 claims abstract description 7
- 229910001209 Low-carbon steel Inorganic materials 0.000 claims description 5
- 230000002045 lasting effect Effects 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 3
- 230000006378 damage Effects 0.000 abstract description 2
- 238000010030 laminating Methods 0.000 abstract 2
- 240000005002 Erythronium dens canis Species 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 11
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000002955 isolation Methods 0.000 description 3
- 229920001084 poly(chloroprene) Polymers 0.000 description 3
- 238000009413 insulation Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The utility model relates to a tensile ball -shaped steel support, including last bedplate, go up plane antifriction plate and corrosion resistant plate, spherical crown lining board, the sphere antifriction plate, lower bedplate, the lower wear -resisting and corrosion resistant plate in plane, the bottom plate, the bolt shears, the tensile baffle, bow shaped steel board, the anchorage bolt, go up the anchorage rod iron, lower anchorage rod iron, form a planar friction pair down between bedplate and bottom plate, constitute spherical friction pair between spherical crown lining board and lower bedplate, go up and form the 2nd planar friction pair between bedplate and spherical crown lining board, it closes through dogtooth and protruding ear clip with lower bedplate upper portion to go up the bedplate lower part, the tensile baffle is through shearing the bolt fastening on the bottom plate, with bedplate laminating down, bow shaped steel board passes through the anchorage bolt fastening under on the bedplate, and laminating tensile baffle and bottom plate. The utility model discloses power consumption, damping energy dissipation and the vertical tensile three of will rubbing combines well, is applicable to the large -span superstructure that horizontal shear rigidity is big, effectively releases seismic energy, reduces the destruction of earthquake to large -span superstructure.
Description
Technical field
The utility model belongs to building, bridge subtracts technical field of isolation, refers in particular to a kind of tension ball shaped steel bearing.
Background technology
Existing neoprene bearing adapts to Large travel range horizontal slip in order to the shear strain by rubber, causes height of support larger.When neoprene bearing is used for heavily loaded bridge engineering, required bearing volume is larger, and it rotates and installs all more difficult, and the pier design of placing bearing also compares waste.There are not these problems of above-mentioned neoprene bearing in existing ball shaped steel bearing.When normally working, the damping of conventional ball type steel support dependence itself can meet the instructions for use of superstructure, but under the environment such as strong wind, rarely occurred earthquake, bears the horizontal force of earthquake and vertical effect by being difficult to.When the vertical load that the horizontal shearing rigidity that earthquake makes ball shaped steel bearing be subject to is comparatively large and adjoint certain, there is great potential safety hazard in superstructure.Technical field of isolation is subtracted in bridge, building, adopt damping energy dissipation device to control superstructure under geological process, produce a kind of method that excessive horizontal movement has become mature and reliable, by damping energy dissipation device dissipation seismic energy, change damping ratio and the natural vibration period of superstructure, to reduce the seismic response of superstructure.Therefore develop a kind of tension ball shaped steel bearing with friction energy-dissipating and damping energy dissipation dual-use function and seem very necessary.
Utility model content
The purpose of this utility model is to solve prior art Problems existing, in conjunction with the advantage of arcuate steel plate damping energy dissipation and tension ball shaped steel bearing friction energy-dissipating, provides a kind of tension ball shaped steel bearing.The utility model is applicable to the large large span superstructure of horizontal shearing rigidity, effectively can discharge seismic energy, reduces earthquake to the destruction of large span superstructure.
The technical solution adopted in the utility model is: a kind of tension ball shaped steel bearing, comprise upper base plate, upper plane stainless steel plate, upper planar lasting board, spherical crown liner plate, sphere wearing plate, lower seat board, upper anchorage rod iron, shearing bolt, tension baffle plate, lower anchorage rod iron, lower plane wearing plate, lower plane corrosion resistant plate, base plate, arcuate steel plate, anchorage bolt, the first flat frictional pair is formed between described lower seat board and base plate, sphere friction pair is formed between spherical crown liner plate and lower seat board, the second flat frictional pair is formed between upper base plate and spherical crown liner plate, described upper base plate bottom and lower seat board top are snapped together by double wedge and lug, described tension baffle plate is fixed on base plate by shearing bolt, fit together with lower seat board, described arcuate steel plate is bolted on lower seat board by anchorage, and fit tension baffle plate and base plate.Upper base plate bottom and lower seat board top are snapped together by double wedge and lug.The vertical spacing function of upper base plate and lower seat board is realized, i.e. the vertical tension function of ball shaped steel bearing by the fastening of double wedge and lug.
Further, arcuate steel plate can as monolateral or multi-disc composition damping energy dissipation device, and is fixed on lower seat board both sides by anchorage bolt or surrounding is arranged symmetrically, and fits together with base plate.Arcuate steel plate is assemblied between base plate and tension ball shaped steel bearing, the input of seismic energy to tension ball shaped steel bearing can be reduced, obvious cushioning effect is played to large span superstructure.
Further, described tension baffle plate is fixed on base plate both sides by shearing bolt or surrounding is arranged symmetrically, and fits together, and be placed in the top of arcuate steel plate with lower seat board.Limited the vertical displacement of base plate and tension ball shaped steel bearing by tension baffle plate, thus realize vertical tension function of the present utility model.
Further, the double wedge of described upper base plate bottom and the lug on lower seat board top evenly arrange 4.Quantity and the arrangement of double wedge and lug are basically identical, are convenient to the fastening of upper base plate and lower seat board like this, and ensure that the restraint forces of double wedge and lug and self-strength are all greater than its maximum pull provided.
Further, described arcuate steel plate materials is that mild steel makes, and thickness selects 10 ~ 20 ㎜.Because the too thin initial stiffness of steel plate is little, be difficult to realize reset function, be too thickly not easily shaped again.
Further, described arcuate steel plate is fixed by the lower seat board of anchorage bolt and ball shaped steel bearing, is positioned over bearing both sides respectively or surrounding is arranged symmetrically, and fits with base plate guide groove side, can realize quick assembling, not lose attractive in appearance.
Further, described tension baffle plate and the attachment force of base plate are greater than its maximum pull provided.Prevent arcuate steel plate two ends from departing from the base plate of ball shaped steel bearing and anti-pulling effect cannot be played.The self-strength of described tension baffle plate is greater than the maximum pull of tension ball shaped steel bearing.Prevent tension baffle plate from being destroyed prior to tension ball shaped steel bearing and losing tension function.
The utility model provides a kind of tension ball shaped steel bearing, and under normal use, the tension ball shaped steel bearing of band arcuate steel plate adapts to the rotation of large span superstructure by the sphere friction pair between spherical crown liner plate and lower seat board, play the effect of conventional ball type bearing; Under small earthquakes effect, the horizontal slip of upper large span portion structure is adapted to by the first flat frictional pair between lower seat board and base plate, and reduce the horizontal shearing rigidity of superstructure in conjunction with the damping energy dissipation of arcuate steel plate, friction energy-dissipating and damping energy dissipation are combined well, plays good damping and isolation effect; Under violent earthquake effect, the vertical load that the horizontal shearing rigidity that large span superstructure is subject to is comparatively large and adjoint certain, except above-mentioned friction energy-dissipating and damping energy dissipation, slowed down the horizontal shear effect of superstructure by the second flat frictional pair between upper base plate and spherical crown liner plate, and avoid superstructure to produce vertical tensile stress by the tension baffle plate of ball shaped steel bearing and turn on one's side.
The utility model belongs to modified tension ball shaped steel bearing, compared with original tension ball shaped steel bearing, its maximum feature: under geological process, arcuate steel plate provides damping energy dissipation function by the tension ball shaped steel bearing that is plastic deformation to of self, thus plays cushioning effect to large span superstructure.In addition, arcuate steel plate mild steel makes, and is easy to draw materials and process, and structure is simple, and it is convenient to change, damping energy dissipation Be very effective.
Accompanying drawing explanation
Fig. 1 is a kind of tension ball shaped steel bearing front view of the utility model embodiment.
Fig. 2 is a kind of tension ball shaped steel bearing left view of the utility model embodiment.
Fig. 3 is a kind of tension ball shaped steel bearing stereogram of the utility model embodiment.
Fig. 4 is the lower seat board top view with arcuate steel plate of the utility model embodiment.
Number in the figure: 1, upper base plate 2, upper plane stainless steel plate 3, upper planar lasting board 4, spherical crown liner plate 5, sphere wearing plate 6, lower seat board 7, upper anchorage rod iron 8, shearing bolt 9, tension baffle plate 10, lower anchorage rod iron 11, lower plane wearing plate 12, lower plane corrosion resistant plate 13, base plate 14, arcuate steel plate 15, anchorage bolt.
Detailed description of the invention
Below in conjunction with accompanying drawing, a kind of tension ball shaped steel bearing provided by the utility model is described in further details.
As shown in Figure 1, 2, 3, a kind of tension ball shaped steel bearing, comprise upper base plate 1, upper plane stainless steel plate 2, upper planar lasting board 3, spherical crown liner plate 4, sphere wearing plate 5, lower seat board 6, upper anchorage rod iron 7, shearing bolt 8, tension baffle plate 9, lower anchorage rod iron 10, lower plane wearing plate 11, lower plane corrosion resistant plate 12, base plate 13, arcuate steel plate 14, anchorage bolt 15, the first flat frictional pair is formed between lower seat board 6 and base plate 13, form sphere friction pair between spherical crown liner plate 4 and lower seat board 6, between upper base plate 1 and spherical crown liner plate 4, form the second flat frictional pair.Upper base plate 1 bottom and lower seat board 6 top are snapped together by double wedge and lug, and the double wedge of upper base plate 1 bottom and the lug on lower seat board 6 top evenly arrange 4.Tension baffle plate 9 is fixed on base plate 13 both sides by shearing bolt 8 or surrounding is arranged symmetrically, and fits together, and be placed in the top of arcuate steel plate 14 with lower seat board 6.Arcuate steel plate 14 is fixed on lower seat board 6 by anchorage bolt 15, and fit tension baffle plate 9 and base plate 13.Tension baffle plate 9 is greater than its maximum pull provided with the attachment force of base plate 13, and himself intensity is greater than the maximum pull of tension ball shaped steel bearing in addition.
As shown in Figure 4, arcuate steel plate 14 is mild steel making, and thickness selects 15 ㎜, can as monolateral or multi-disc composition energy-dissipating device, and be fixed on lower seat board 6 both sides by anchorage bolt 15 or surrounding is arranged symmetrically, and fit together with base plate 13, can quick assembling be realized, not lose attractive in appearance.Arcuate steel plate 14 mild steel makes, and is easy to draw materials and process, and structure is simple, and it is convenient to change, damping energy dissipation Be very effective.
The utility model adds arcuate steel plate 14 and base plate 13 on common tension ball shaped steel bearing basis, and arcuate steel plate 14 is placed in the guide groove of base plate 13, and base plate 13 is placed in bottom lower seat board 6.The utility model has three groups of friction pairs, i.e. two groups of flat frictional pairs, one group of sphere friction pair, and arcuate steel plate damping energy dissipation device.Under normal operating condition, completed the friction energy-dissipating of pivoting friction pair between spherical crown liner plate 4 and lower seat board 6 by sphere wearing plate 5, two groups of flat frictional pairs and arcuate steel plate keep motionless, and now the utility model is equivalent to conventional ball type steel support, under small earthquakes effect, completed the friction energy-dissipating of the first flat frictional pair by lower plane wearing plate 11 and lower plane corrosion resistant plate 12 between lower seat board 6 and base plate 13, and complete damping energy dissipation by arcuate steel plate 14, second flat frictional pair keeps motionless, and now the utility model is equivalent to additional damping energy-dissipating device on the basis of conventional ball type steel support, under violent earthquake effect, except above-mentioned friction energy-dissipating and damping energy dissipation, upper base plate 1 and spherical crown liner plate 4 complete the friction energy-dissipating of the second friction pair by upper plane stainless steel plate 2 and upper planar lasting board 3, if earthquake produces tensile stress to ball shaped steel bearing, by the deficiency that upper base plate 1 avoids tensile stress to bring with fastening and the tension baffle plate 9 of lower seat board 6 with the fastening of lower seat board 6, now the utility model is by friction energy-dissipating, damping energy dissipation and vertical tension function three combine well, and it is simple to subtract shock insulation mechanism, provide one and subtract shock insulation scheme more efficiently.Therefore the utility model has higher promotional value.
As another conversion of the utility model embodiment, the quantity of described arcuate steel plate and arrangement can carry out design modifying as required.
As another conversion of the utility model embodiment, described arcuate steel plate can be arranged at bearing both sides and be arranged symmetrically, and also can bearing surrounding be arranged symmetrically.
As another conversion of the utility model embodiment, described tension baffle plate can be arranged at bearing both sides and be arranged symmetrically, and also can bearing surrounding be arranged symmetrically.
As another conversion of the utility model embodiment, arcuate steel plate damping energy dissipation device, except being applicable to ball shaped steel bearing, is equally also applicable to friction pendulum support, pot bearing etc.
The foregoing is only preferred embodiment of the present utility model, be not limited to this utility model, for a person skilled in the art, the utility model can have various change and conversion.All within spirit of the present utility model and principle, any amendment done and equivalent replacement, all should be included within protection domain of the present utility model.
Claims (6)
1. a tension ball shaped steel bearing, comprises upper base plate (1), upper plane stainless steel plate (2), upper planar lasting board (3), spherical crown liner plate (4), sphere wearing plate (5), lower seat board (6), upper anchorage rod iron (7), shearing bolt (8), tension baffle plate (9), lower anchorage rod iron (10), lower plane wearing plate (11), lower plane corrosion resistant plate (12), base plate (13), arcuate steel plate (14), anchorage bolt (15), the first flat frictional pair is formed between described lower seat board (6) and base plate (13), sphere friction pair is formed between spherical crown liner plate (4) and lower seat board (6), the second flat frictional pair is formed between upper base plate (1) and spherical crown liner plate (4), described upper base plate (1) bottom and lower seat board (6) top are snapped together by double wedge and lug, described tension baffle plate (9) is fixed on base plate (13) by shearing bolt (8), fit together with lower seat board (6), it is characterized in that: described arcuate steel plate (14) is fixed on lower seat board (6) by anchorage bolt (15), described arcuate steel plate (14) top, fit tension baffle plate (9) and base plate (13) respectively in bottom.
2. a kind of tension ball shaped steel bearing according to claim 1, is characterized in that: described arcuate steel plate (14) can as monolateral or multi-disc composition damping energy dissipation device.
3. a kind of tension ball shaped steel bearing according to claim 1, is characterized in that: described tension baffle plate (9) is fixed on base plate both sides by shearing bolt (8) or surrounding is arranged symmetrically.
4. a kind of tension ball shaped steel bearing according to claim 1, is characterized in that: it is individual that the double wedge of described upper base plate (1) bottom and the lug on lower seat board (6) top evenly arrange (4).
5. a kind of tension ball shaped steel bearing according to claim 1, is characterized in that: described arcuate steel plate (14) material is that mild steel makes, and thickness selects 10 ~ 20 ㎜.
6. a kind of tension ball shaped steel bearing according to claim 1, is characterized in that: described tension baffle plate (9) is greater than its maximum pull provided with the attachment force of base plate (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520870487.9U CN205088566U (en) | 2015-11-04 | 2015-11-04 | Tensile ball -shaped steel support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520870487.9U CN205088566U (en) | 2015-11-04 | 2015-11-04 | Tensile ball -shaped steel support |
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| Publication Number | Publication Date |
|---|---|
| CN205088566U true CN205088566U (en) | 2016-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520870487.9U Expired - Fee Related CN205088566U (en) | 2015-11-04 | 2015-11-04 | Tensile ball -shaped steel support |
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| CN (1) | CN205088566U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106320168A (en) * | 2016-11-17 | 2017-01-11 | 株洲时代新材料科技股份有限公司 | Vibration-reducing and wind-resistant support and vibration-reducing and wind-resistant method |
| CN107858918A (en) * | 2017-10-30 | 2018-03-30 | 青岛德固特轨道装备有限公司 | One kind loads and unloads castellated unstressed fixed tumbler bearing soon |
| CN108611967A (en) * | 2018-06-01 | 2018-10-02 | 四川省交通运输厅公路规划勘察设计研究院 | A kind of variation rigidity combined isolator |
| CN110080048A (en) * | 2019-06-14 | 2019-08-02 | 北京城建设计发展集团股份有限公司 | Straddle-seat type single traffic rail beam ball shaped steel bearing |
-
2015
- 2015-11-04 CN CN201520870487.9U patent/CN205088566U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106320168A (en) * | 2016-11-17 | 2017-01-11 | 株洲时代新材料科技股份有限公司 | Vibration-reducing and wind-resistant support and vibration-reducing and wind-resistant method |
| CN106320168B (en) * | 2016-11-17 | 2018-01-23 | 株洲时代新材料科技股份有限公司 | A kind of vibration damping wind-resistant support and vibration damping wind resistance method |
| CN107858918A (en) * | 2017-10-30 | 2018-03-30 | 青岛德固特轨道装备有限公司 | One kind loads and unloads castellated unstressed fixed tumbler bearing soon |
| CN107858918B (en) * | 2017-10-30 | 2024-01-19 | 青岛德固特轨道装备有限公司 | Quick-assembling and disassembling jaw type stress-free fixing ball support |
| CN108611967A (en) * | 2018-06-01 | 2018-10-02 | 四川省交通运输厅公路规划勘察设计研究院 | A kind of variation rigidity combined isolator |
| CN110080048A (en) * | 2019-06-14 | 2019-08-02 | 北京城建设计发展集团股份有限公司 | Straddle-seat type single traffic rail beam ball shaped steel bearing |
| CN110080048B (en) * | 2019-06-14 | 2024-02-20 | 北京城建设计发展集团股份有限公司 | Spherical steel support of straddle type monorail traffic track beam |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160316 |