CN203066244U - Tensile, crush resistance and seismic isolation supporting base - Google Patents

Tensile, crush resistance and seismic isolation supporting base Download PDF

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Publication number
CN203066244U
CN203066244U CN 201320083521 CN201320083521U CN203066244U CN 203066244 U CN203066244 U CN 203066244U CN 201320083521 CN201320083521 CN 201320083521 CN 201320083521 U CN201320083521 U CN 201320083521U CN 203066244 U CN203066244 U CN 203066244U
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China
Prior art keywords
plate
base plate
seat board
spherical surface
cooperates
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Expired - Fee Related
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CN 201320083521
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Chinese (zh)
Inventor
吴国庆
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CHENGDU BAOLUTONG BRIDGE TECHNOLOGY Co Ltd
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CHENGDU BAOLUTONG BRIDGE TECHNOLOGY Co Ltd
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Abstract

The utility model provides a tensile, crush resistance and seismic isolation supporting base which comprises an upper base plate, a middle base plate and a lower base plate, wherein X direction guide grooves and Y direction guide grooves are formed in the middle base plate, an upper draw hook matched with each X direction guide groove in the middle base plate in a sliding manner is arranged on the upper base plate, a lower draw hook matched with each Y direction guide groove in the middle base plate in a sliding manner is arranged on the lower base plate, an upper double spherical surface panel is arranged between the upper base plate and the middle base plate, a first concave spherical surface and a second concave spherical surface matched with the upper spherical surface and the lower spherical surface of the upper double spherical surface panel are arranged on the upper base plate and the middle base plate respectively, a lower double spherical surface panel is arranged between the middle base plate and the lower base plate, a third concave spherical surface and a fourth concave spherical surface matched with the upper spherical surface and the lower spherical surface of the lower double spherical surface panel are arranged on the middle base plate and the lower base plate respectively. The supporting base provided by the utility model has a sufficient load-bearing capacity, is better in stability, strong in tensile and self-resetting capability, is convenient to mount and replace, can be produced in mechanization and mass production, has a long service life, and can be the same duration as a bridge or a building.

Description

Tension is pressed shock isolating pedestal
Technical field:
The utility model relates to a kind of for building, on the bridge shock isolating pedestal, what be particularly related to is that a kind of tension is pressed shock isolating pedestal.
Background technology:
8. 0 grades of earthquakes take place in Wenchuan, Sichuan on the 12nd May in 2008, information announcing according to the earthquake-stricken area shows, casualties in the violent earthquake of Wenchuan, major part causes because of house collapses such as factory, office building, school, dwelling houses, this shows, along with China's urbanization construction development, the population density that assemble in cities and towns is also rising thereupon.Therefore, one of caution of Wenchuan violent earthquake should be paid close attention to the research of building damper exactly more and use.The isolation measure that adopts can be divided into two classes both at home and abroad: neoprene bearing shock insulation and sliding and shock isolation.The former is generally, and folder is with steel sheet between the multilayer rubber, and central authorities add lead for retractable pencil.This structure can lengthen house natural vibration period, makes its seismic wave eigenperiod remotely, reduces geological process, and the tool auto-reset function.But its shortcoming is also fairly obvious: all realized by rubber with resetting because the main functionality of this system bearing is vertical carrying and horizontal shear, therefore requiring should to take into account above-mentioned function in the processing and fabricating of rubber compounding and neoprene bearing shock insulation realizes, its difficulty is very big, is difficult to obtain effective guarantee.The neoprene bearing shock insulation that applies to engineering practice has at present exposed many problems, comprises that applying to airport terminal important building like this many problems also occurred.Be on the basis or position such as interlayer arranges the sliding component of low friction and locating part etc. in latter tradition sliding and shock isolation technology, effectively limit seismic energy transmits to top and feeds back to the bottom by relative sliding motion and friction energy-dissipating, but technology only depends on friction energy-dissipating and does not have other power consumption modes, can damage locating part when displacement is excessive during its earthquake, simultaneously resetting-mechanism need be set separately, difficulty of construction is big, and the situation of promoting at present is undesirable.Another hyperboloid tumbler bearing is by ball-type seat board and middle double sphere steel plate are formed up and down, can realize prolonging the damping action of earthquake period and friction energy-dissipating, but equally can separate with traditional sliding and shock isolation technology in tension masterpiece time spent overall structure, particularly highrise building tilting force when earthquake is big, and building turning over can take place collapses.
The rubber earthquake isolation support design pressure is little, only be 10 to 15MPa.In highrise building, use at present must solve the not yet done and finished product level of large-scale rubber earthquake isolation support process issues, the particularly vulcanization of rubber to the problem of Performance Detection, in the face of producing and checking all difficulties, guarantee that product quality just has been not sure.Highrise building tilting force when earthquake is big in addition, and rubber earthquake isolation support will face the above tensile stress of 1 MPa, surpasses 1 MPa and tensile device will be set, difficulty of construction and cost height separately.As time goes on, the problem of aging of rubber earthquake isolation support will further expose, and the performance parameter of bearing expection will decline to a great extent, and earthquake comes temporarily with abnormally dangerous.Because rubber earthquake isolation support is in the effect of large-tonnage pressure always, need the entire building synchronization of jacking up once quality problems occurring, its operation easier is well imagined, we can say almost and can't change.
The utility model content:
The purpose of this utility model is in order to overcome above deficiency, a kind of no problem of aging is provided, compact conformation has enough supporting capacitys, good stability, has runback potential energy power, tension pressure energy power is strong, but the large-scale production of mechanization simultaneously, and it is convenient to install, change, long service life, can realization and bridge or building press shock isolating pedestal with the tension in life-span.
The purpose of this utility model is achieved like this:
The utility model tension is pressed shock isolating pedestal, comprise upper base plate, middle seat board, following seat board, on the middle seat board X-direction guide groove is arranged, the Y-direction guide groove, have on the upper base plate with middle seat board on the last drag hook that is slidingly matched of X-direction guide groove, have on the following seat board with middle seat board on the following drag hook that is slidingly matched of Y-direction guide groove, two spherical plate on having between upper base plate and middle seat board, upper base plate, have respectively on the middle seat board with last pair spherical plate on last sphere, first concave spherical surface that lower peripheral surface cooperates, second concave spherical surface, between middle seat board and following seat board following pair spherical plate is arranged, middle seat board, have respectively on the following seat board with following pair spherical plate on last sphere, the 3rd concave spherical surface that lower peripheral surface cooperates, the 4th concave spherical surface, upper base plate, between middle seat board and last pair spherical plate and middle seat board, form hyperboloid slippage system between following seat board and following pair spherical plate, upper base plate, following seat board, middle seat board is main bearing member, can adopt steel plate to make, can avoid the problem of the material aging that shock insulation rubber bearing can't avoid, so can realization and bridge or build the same life-span, in the employing, lower draw-bar and X-direction guide groove, the Y-direction guide groove cooperates, play the anti-pulling effect, avoid building to topple.
On above-mentioned upward two spherical plate, first corrosion resistant plate is arranged respectively on the lower peripheral surface, second corrosion resistant plate, first polyfluortetraethylene plate that cooperates with first corrosion resistant plate is arranged on first concave spherical surface on the upper base plate, on second concave spherical surface on the middle seat board second polyfluortetraethylene plate that cooperates with second corrosion resistant plate is arranged, on the following pair spherical plate, the 3rd corrosion resistant plate is arranged respectively on the lower peripheral surface, the 4th corrosion resistant plate, on the 3rd concave spherical surface on the middle seat board the 3rd polytetrafluoroethylene (PTFE) plate that cooperates with the 3rd corrosion resistant plate is arranged, the 4th polyfluortetraethylene plate that cooperates with the 4th corrosion resistant plate is arranged on the following seat board.
Above-mentioned going up on two upper and lower spheres of spherical plate has first chromium coating, second chromium coating respectively, first polyfluortetraethylene plate that cooperates with first chromium coating is arranged on first concave spherical surface on the upper base plate, on second concave spherical surface on the middle seat board second polyfluortetraethylene plate that cooperates with second chromium coating is arranged, the 3rd chromium coating, the 4th chromium coating are arranged respectively on the upper and lower sphere of following pair spherical plate, on the 3rd concave spherical surface on the middle seat board the 3rd polytetrafluoroethylene (PTFE) plate that cooperates with the 3rd chromium coating is arranged, the 4th polyfluortetraethylene plate that cooperates with the 4th chromium coating is arranged on the following seat board.
The utility model tension presses shock isolating pedestal to adopt hyperboloid double glide system, provide initial stiffness by the sliding friction pair, guarantee that building is unaffected under the effect that wind carries, earthquake comes interim, by lifting superstructure earthquake energy in rubbing action consumption and the slipping, delay the vibrations cycle simultaneously.Own wt by building after earthquake is finished causes the hyperboloid spherical plate to be rotated, and simultaneously upper and lower seat board slides building integral will be set back.Drag hook matches with middle seat board guide groove on the upper and lower seat board, and tension is pressed, overcome building and is subjected to tilting force, avoids building collapse, is particularly suitable for highrise building and uses.This tension presses each member function division of labor of shock isolating pedestal clear and definite, and clear in structure is succinct, and quality can effectively be guaranteed, is convenient to simultaneously realize producing in enormous quantities.Because vertical bearing capacity is directly born by corrosion resistant plate (or chromium coating) and high-strength polytetrafluoroethyl-ne plate, the physical dimension that the phase specific energy is born the rubber earthquake isolation support of same vertical load greatly reduces, and has also avoided the large-scale rubber earthquake isolation support vulcanization of rubber to be difficult for guaranteeing and an aging difficult problem; The conventional planar sliding isolated bearing because this bearing adopts hyperboloid double glide system, has solved traditional sliding isolated bearing effectively resetting-mechanism and the big difficult problem of difficulty of construction need be set separately relatively.
The utility model compact conformation has enough supporting capacitys, good stability, and tension is pressed, runback potential energy power is strong, and it is convenient to install, change, but mechanization large-scale production, long service life can realization and bridge or build the same life-span.
Description of drawings:
Fig. 1 is the utility model structural representation.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the utility model separation graph.
The specific embodiment:
Referring to Fig. 1~Fig. 3, the present embodiment tension is pressed shock isolating pedestal, comprises upper base plate 1, middle seat board 2, following seat board 3.On the middle seat board X-direction guide groove 4, Y-direction guide groove 5 are arranged.Have on the upper base plate with middle seat board on the last drag hook 6 that is slidingly matched of X-direction guide groove.Have on the following seat board with middle seat board on the following drag hook 7 that is slidingly matched of Y-direction guide groove.Two spherical plate 8 on having between upper base plate and middle seat board.First concave spherical surface 11, second concave spherical surface 12 that cooperate with last sphere 9, lower peripheral surface 10 on last pair spherical plate are arranged respectively on upper base plate, the middle seat board.Between middle seat board and following seat board following pair spherical plate 13 is arranged.Middle seat board, down the 3rd concave spherical surface 16, the 4th concave spherical surface 17 that cooperates with last sphere 14, lower peripheral surface 15 on the following pair spherical plate arranged on the seat board respectively.On the upper and lower sphere of upward two spherical plate first corrosion resistant plate 18, second corrosion resistant plate 19 are arranged respectively.First polyfluortetraethylene plate 20 that cooperates with first corrosion resistant plate is arranged on first concave spherical surface on the upper base plate.On second concave spherical surface on the middle seat board second polyfluortetraethylene plate 21 that cooperates with second corrosion resistant plate is arranged.The 3rd corrosion resistant plate 22, the 4th corrosion resistant plate 23 are arranged respectively on the upper and lower sphere of following pair spherical plate.On the 3rd concave spherical surface on the middle seat board the 3rd polytetrafluoroethylene (PTFE) plate 24 that cooperates with the 3rd corrosion resistant plate is arranged.The 4th polyfluortetraethylene plate 25 that cooperates with the 4th corrosion resistant plate is arranged on the following seat board.Installing hole 26 is arranged respectively on the upper and lower seat board.
Corrosion resistant plate in above-described embodiment also can adopt chromium coating to replace.
Above-mentioned enforcement is to further specify of the present utility model, but this should be interpreted as that the scope of the above-mentioned theme of the utility model only limits to above-described embodiment, and all technology that realizes based on foregoing all belong to the utility model scope

Claims (4)

1. tension is pressed shock isolating pedestal, comprise upper base plate, middle seat board, following seat board, on the middle seat board X-direction guide groove is arranged, the Y-direction guide groove, have on the upper base plate with middle seat board on the last drag hook that is slidingly matched of X-direction guide groove, have on the following seat board with middle seat board on the following drag hook that is slidingly matched of Y-direction guide groove, two spherical plate on having between upper base plate and middle seat board, upper base plate, have respectively on the middle seat board with last pair spherical plate on last sphere, first concave spherical surface that lower peripheral surface cooperates, second concave spherical surface, following pair spherical plate is arranged, middle seat board between middle seat board and following seat board, have respectively on the following seat board with following pair spherical plate on last sphere, the 3rd concave spherical surface that lower peripheral surface cooperates, the 4th concave spherical surface.
2. tension as claimed in claim 1 is pressed shock isolating pedestal, it is characterized in that two spherical plate on, first corrosion resistant plate is arranged respectively on the lower peripheral surface, second corrosion resistant plate, first polyfluortetraethylene plate that cooperates with first corrosion resistant plate is arranged on first concave spherical surface on the upper base plate, on second concave spherical surface on the middle seat board second polyfluortetraethylene plate that cooperates with second corrosion resistant plate is arranged, on the following pair spherical plate, the 3rd corrosion resistant plate is arranged respectively on the lower peripheral surface, the 4th corrosion resistant plate, on the 3rd concave spherical surface on the middle seat board the 3rd polytetrafluoroethylene (PTFE) plate that cooperates with the 3rd corrosion resistant plate is arranged, the 4th polyfluortetraethylene plate that cooperates with the 4th corrosion resistant plate is arranged on the following seat board.
3. tension as claimed in claim 1 is pressed shock isolating pedestal, it is characterized in that two spherical plate on, first chromium coating is arranged respectively on the lower peripheral surface, second chromium coating, first polyfluortetraethylene plate that cooperates with first chromium coating is arranged on first concave spherical surface on the upper base plate, on second concave spherical surface on the middle seat board second polyfluortetraethylene plate that cooperates with second chromium coating is arranged, on the following pair spherical plate, the 3rd chromium coating is arranged respectively on the lower peripheral surface, the 4th chromium coating, on the 3rd concave spherical surface on the middle seat board the 3rd polytetrafluoroethylene (PTFE) plate that cooperates with the 3rd chromium coating is arranged, the 4th polyfluortetraethylene plate that cooperates with the 4th chromium coating is arranged on the following seat board.
4. press shock isolating pedestal as claim 1 or 2 or 3 described tensions, it is characterized in that installing hole is arranged respectively on the upper and lower seat board.
CN 201320083521 2013-02-25 2013-02-25 Tensile, crush resistance and seismic isolation supporting base Expired - Fee Related CN203066244U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201320083521 CN203066244U (en) 2013-02-25 2013-02-25 Tensile, crush resistance and seismic isolation supporting base

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201320083521 CN203066244U (en) 2013-02-25 2013-02-25 Tensile, crush resistance and seismic isolation supporting base

Publications (1)

Publication Number Publication Date
CN203066244U true CN203066244U (en) 2013-07-17

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103104031A (en) * 2013-02-25 2013-05-15 成都宝路通桥梁科技有限公司 Tension-compression-resistant shock insulation support
CN104294755A (en) * 2014-09-19 2015-01-21 洛阳双瑞特种装备有限公司 Wind-resistance spherical supporting base of novel structure
CN108301318A (en) * 2018-01-11 2018-07-20 旗舰集团有限公司 A kind of bridge
CN111236056A (en) * 2020-03-11 2020-06-05 无锡安特斯密减隔震科技有限公司 Bidirectional sliding tensile friction pendulum

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103104031A (en) * 2013-02-25 2013-05-15 成都宝路通桥梁科技有限公司 Tension-compression-resistant shock insulation support
CN104294755A (en) * 2014-09-19 2015-01-21 洛阳双瑞特种装备有限公司 Wind-resistance spherical supporting base of novel structure
CN104294755B (en) * 2014-09-19 2016-03-23 洛阳双瑞特种装备有限公司 A kind of wind-resistant spherical support of new structure
CN108301318A (en) * 2018-01-11 2018-07-20 旗舰集团有限公司 A kind of bridge
CN111236056A (en) * 2020-03-11 2020-06-05 无锡安特斯密减隔震科技有限公司 Bidirectional sliding tensile friction pendulum

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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: 20130717

Termination date: 20200225

CF01 Termination of patent right due to non-payment of annual fee