CN204097866U - A kind of stopping means of friction pendulum vibration absorption and isolation support - Google Patents
A kind of stopping means of friction pendulum vibration absorption and isolation support Download PDFInfo
- Publication number
- CN204097866U CN204097866U CN201420510809.4U CN201420510809U CN204097866U CN 204097866 U CN204097866 U CN 204097866U CN 201420510809 U CN201420510809 U CN 201420510809U CN 204097866 U CN204097866 U CN 204097866U
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- China
- Prior art keywords
- vibration absorption
- friction pendulum
- pendulum vibration
- isolation support
- plate
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- 238000010521 absorption reaction Methods 0.000 title claims abstract description 36
- 238000002955 isolation Methods 0.000 title claims abstract description 36
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 21
- 239000010959 steel Substances 0.000 claims abstract description 21
- 238000013016 damping Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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- Vibration Prevention Devices (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
A kind of stopping means of friction pendulum vibration absorption and isolation support, comprise spacing steel plate (2), described spacing steel plate (2) is arranged in upper bracket plate in friction pendulum vibration absorption and isolation support or lower support plate (3) by shear pin (1), and described shear pin (1) middle part is V-type plane of shear structure (5); The lower end of described shear pin (1) is flank (6).Structure is simple, ensure that the level of this stopping means is cut off load and met design requirement, and it is convenient to install, stable performance.
Description
Technical field
The utility model relates to a kind of stopping means, relates to a kind of stopping means of friction pendulum vibration absorption and isolation support in particular, belongs to civil engineering, earthquake engineering technical field.
Background technology
Friction pendulum vibration absorption and isolation support is the damping device be widely used at present in engineering, and it comprises upper bracket plate, hyperboloid spherical crown liner plate or single-curved surface spherical crown liner plate, piston, lower support plate, wearing plate and stopping means; Realize shock-absorbing function by pendulum principle design damping slide plane, damping slide plane can design on upper bracket plate or in lower support plate.
Stopping means in existing friction pendulum vibration absorption and isolation support comprises spacing steel plate, attachment screw and alignment pin, and spacing steel plate is arranged in upper bracket plate or lower support plate by attachment screw and alignment pin.Under non-earthquake conditions, the horizontal slip of this stopping means restriction upper bracket plate or the relative sliding of lower support plate and piston space, meet friction pendulum vibration absorption and isolation support simultaneously and rotate normally and horizontal sliding; When there is earthquake, friction pendulum vibration absorption and isolation support horizontal force reaches certain value, and by cutting off alignment pin and attachment screw, stopping means can be removed smoothly, makes friction pendulum vibration absorption and isolation support all can realize slippage in the horizontal direction, realizes shock-absorbing function.But when local ram-jolt border occurs, alignment pin and attachment screw bear horizontal loading simultaneously, cause this alignment pin cannot cut off under the horizontal loading of design under normal circumstances, thus directly affect the function of seismic resistance of friction pendulum vibration absorption and isolation support; Meanwhile, if alignment pin is cut off in earthquake, after earthquake, because the alignment pin cut off and screw not easily take out, friction pendulum vibration absorption and isolation support can not be resetted, therefore can only again change friction pendulum vibration absorption and isolation support, add cost.
Summary of the invention
The purpose of this utility model is not easily to cut off for the stopping means of existing friction pendulum vibration absorption and isolation support, the not easily problem such as taking-up, provides a kind of stopping means of friction pendulum vibration absorption and isolation support.
For achieving the above object, technical solution of the present utility model is: a kind of stopping means of friction pendulum vibration absorption and isolation support, comprise spacing steel plate, described spacing steel plate is arranged in upper bracket plate in friction pendulum vibration absorption and isolation support or lower support plate by shear pin, is V-type plane of shear structure in the middle part of described shear pin.
The lower end of described shear pin is flank.
compared with prior art, the beneficial effects of the utility model are:
1, in the utility model, spacing steel plate is arranged in upper bracket plate in friction pendulum vibration absorption and isolation support or lower support plate by shear pin, it is V-type plane of shear structure in the middle part of shear pin, be beneficial to cutting off of shear pin, ensure that the level of this stopping means is cut off load and met design requirement, it is convenient to install, stable performance; Meanwhile, ensureing the reparation completing this friction pendulum vibration absorption and isolation support after earthquake smoothly by changing shear pin, reducing cost.
2, in the utility model, the lower end of shear pin is flank, makes the upper bracket plate in spacing steel plate and friction pendulum vibration absorption and isolation support or lower support plate carry out bolt by nut, attachment screw need not be used to be connected and fixed, and structure is simple, saves cost.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation.
Fig. 2 is shear pin structural representation in the utility model.
In figure, shear pin 1, spacing steel plate 2, lower support plate 3, nut 4, V-type plane of shear structure 5, flank 6.
Detailed description of the invention
Illustrate below in conjunction with accompanying drawing and with detailed description of the invention, the utility model to be described in further detail.
See Fig. 1-2, a kind of stopping means of friction pendulum vibration absorption and isolation support, comprises spacing steel plate 2.Described spacing steel plate 2 is connected with the upper bracket plate in friction pendulum vibration absorption and isolation support, and coordinates with lower support plate 3 both sides or circumference and contact, and the relative level between restriction upper bracket plate and lower support plate 3 slides; Or spacing steel plate 2 is arranged on outside piston and is connected with lower support plate 3, the relative sliding between limited piston and lower support plate 3.The concrete structure of spacing steel plate 2 carries out respective design according to the structure of upper bracket plate or lower support plate 3; During installation, different according to the structural shape of upper bracket plate or lower support plate 3, spacing steel plate 2 can adopt various ways to be connected with its coupling, as for the friction pendulum vibration absorption and isolation support of damping sliding surface plan on upper bracket plate, by the pattern of plane machining deep gouge on upper bracket plate, for the friction pendulum support of damping sliding surface plan in lower support plate 3, the pattern of otic placode can be welded to connect in lower support plate 3, to ensure that coupling connects.Described spacing steel plate 2 is arranged in upper bracket plate in friction pendulum vibration absorption and isolation support or lower support plate 3 by shear pin 1, is V-type plane of shear structure 5 in the middle part of described shear pin 1; The design of V-type plane of shear is carried out to shear pin 1, ensure that the level of this friction pendulum vibration absorption and isolation support cuts off load accurate, and ensure the reparation completing this friction pendulum vibration absorption and isolation support after earthquake by changing shear pin 1.Preferably, the lower end of described shear pin 1 is flank 6, makes spacing steel plate 2 carry out bolt with the upper bracket plate in friction pendulum vibration absorption and isolation support or lower support plate 3 by nut 4, attachment screw need not be used to be connected and fixed.
See Fig. 1, during installation, the V-type plane of shear structure 5 of shear pin 1 is made to be positioned at the bonding surface place of spacing steel plate 2 and upper bracket plate or lower support plate 3; Shear pin 1 and spacing steel plate 2 and upper bracket plate or lower support plate 3 adopt to sell and coordinate, gap is little, registration, make shear pin 1 uniform force, ensure that shear pin 1 can be cut off smoothly under level cuts off load, do not destroy the upper bracket plate of this friction pendulum vibration absorption and isolation support or lower support plate 3 and spacing steel plate 2 simultaneously.
See Fig. 1, when there is earthquake, when the horizontal loading that bridge construction produces under geological process reaches the maximum horizontal load of this friction pendulum vibration absorption and isolation support design, the V-type plane of shear structure 5 of shear pin 1 is cut off, this stopping means is removed, and stopping means departs from upper bracket plate or lower support plate 3, removes the restriction to the motion of this friction pendulum vibration absorption and isolation support component, this friction pendulum vibration absorption and isolation support, along its antidetonation slide plane slippage, realizes subtracting shock insulation function.After earthquake terminates, this friction pendulum vibration absorption and isolation support automatically resets, and by changing shear pin 1, is again arranged on by this stopping means in upper bracket plate or lower support plate 3, thus makes this friction pendulum vibration absorption and isolation support return to the front state of shake.
Above content is in conjunction with concrete preferred embodiment further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, can also make some simple deduction or replace, said structure all should be considered as belonging to protection domain of the present utility model.
Claims (2)
1. the stopping means of a friction pendulum vibration absorption and isolation support, comprise spacing steel plate (2), it is characterized in that: described spacing steel plate (2) is arranged in upper bracket plate in friction pendulum vibration absorption and isolation support or lower support plate (3) by shear pin (1), described shear pin (1) middle part is V-type plane of shear structure (5).
2. a kind of friction pendulum vibration absorption and isolation support stopping means according to claim 1, is characterized in that: the lower end of described shear pin (1) is flank (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420510809.4U CN204097866U (en) | 2014-09-05 | 2014-09-05 | A kind of stopping means of friction pendulum vibration absorption and isolation support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420510809.4U CN204097866U (en) | 2014-09-05 | 2014-09-05 | A kind of stopping means of friction pendulum vibration absorption and isolation support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204097866U true CN204097866U (en) | 2015-01-14 |
Family
ID=52266309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420510809.4U Expired - Lifetime CN204097866U (en) | 2014-09-05 | 2014-09-05 | A kind of stopping means of friction pendulum vibration absorption and isolation support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204097866U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106638287A (en) * | 2017-01-20 | 2017-05-10 | 株洲时代新材料科技股份有限公司 | Friction pendulum bearing and replacing method of shear-resistant stop pin of friction pendulum bearing |
| CN106968162A (en) * | 2017-05-22 | 2017-07-21 | 胥悦微 | A kind of seismic isolation and reduction structure of bridge |
| CN113235407A (en) * | 2021-04-28 | 2021-08-10 | 株洲时代新材料科技股份有限公司 | Limiting and releasing method of friction pendulum support |
-
2014
- 2014-09-05 CN CN201420510809.4U patent/CN204097866U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106638287A (en) * | 2017-01-20 | 2017-05-10 | 株洲时代新材料科技股份有限公司 | Friction pendulum bearing and replacing method of shear-resistant stop pin of friction pendulum bearing |
| CN106638287B (en) * | 2017-01-20 | 2018-06-05 | 株洲时代新材料科技股份有限公司 | The replacing options of friction pendulum support and its shearing resistance spacer pin |
| CN106968162A (en) * | 2017-05-22 | 2017-07-21 | 胥悦微 | A kind of seismic isolation and reduction structure of bridge |
| CN113235407A (en) * | 2021-04-28 | 2021-08-10 | 株洲时代新材料科技股份有限公司 | Limiting and releasing method of friction pendulum support |
| CN113235407B (en) * | 2021-04-28 | 2022-05-24 | 株洲时代新材料科技股份有限公司 | Limiting and releasing method of friction pendulum support |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220214 Address after: No.88, Binhe North Road, hi tech Zone, Luoyang City, Henan Province Patentee after: LUOYANG SUNRUI SPECIAL EQUIPMENT Co.,Ltd. Address before: 430084 No. nine Wu Dong Street, Qingshan District, Hubei, Wuhan Patentee before: WUHAN HIRUN ENGINEERING EQUIPMENT Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No.88, Binhe North Road, hi tech Zone, Luoyang City, Henan Province Patentee after: CSSC Shuangrui (Luoyang) special equipment Co.,Ltd. Address before: No.88, Binhe North Road, hi tech Zone, Luoyang City, Henan Province Patentee before: LUOYANG SUNRUI SPECIAL EQUIPMENT Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20150114 |