CN203361394U - Viscous damper with multi-lever displacement amplifying device - Google Patents
Viscous damper with multi-lever displacement amplifying device Download PDFInfo
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- CN203361394U CN203361394U CN 201320414727 CN201320414727U CN203361394U CN 203361394 U CN203361394 U CN 203361394U CN 201320414727 CN201320414727 CN 201320414727 CN 201320414727 U CN201320414727 U CN 201320414727U CN 203361394 U CN203361394 U CN 203361394U
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- steel plate
- outer steel
- lever
- amplifying
- displacement
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Abstract
The utility model relates to a viscous damper with a multi-lever displacement amplifying device. The viscous damper comprises an outer steel plate, an inner steel plate, a plurality of amplifying levers, a plurality of connecting angles and a plurality of pivot shafts, wherein the outer steel plate is connected with a lower layer floor beam through a bolt or welded with the lower layer floor beam, the inner steel plate is inserted into a cavity of the outer steel plate, the upper portion of the inner steel plate are hinged to the lower ends of the amplifying levers through bolts, the pivot shafts penetrate through the amplifying levers and penetrate through a pivot hole groove of the outer steel plate, the pivot shafts are tangent with the inner surface of the pivot hole groove of the outer steel plate, the amplifying levers can rotate around the pivot shafts, the pivot shafts can move up and down along the pivot hole groove, a rubber gasket is attached to the upper portion of the pivot hole groove, the upper ends of the amplifying levers are hinged to one side of each connecting angle, and the other side of each connecting angle is welded with an upper beam. The viscous damper uses several parallel-connection lever displacement amplifying devices to amplify inter-story displacement between buildings and can generate larger damping force.
Description
Technical field
The utility model relates to a kind of viscous damper with many levers displacement amplification device.
Background technology
The problem of damper maximum is to give full play to the ability of its energy-eliminating shock-absorbing at present.Speed and the displacement when work of existing speed or displacement relationship type damper equates with relative velocity and the displacement of tie point, when the relative velocity of tie point and Displacement Ratio hour, the damping force that damper provides is very little, thereby can not give full play to its energy dissipation capacity.The damper in past is in order to improve the damping force of damper, increase the energy dissipation capacity of damper, often adopt the mode that increases the damper size to realize, yet the damper existed at present is all to acquire a certain degree and just can start working at structural response, therefore this way produces little effect.The present utility model, from another angle, increases the damping force of damper by increasing displacement amplification device, thereby solve damper, under little displacement, can not give full play to the defect of energy dissipation capacity.
The utility model content
The purpose of this utility model is the defect existed for prior art, and a kind of viscous damper with many levers displacement amplification device is provided, and the displacement of damper is amplified, and produces larger damping force.
For achieving the above object, the utility model adopts following technical scheme:
A kind of viscous damper with many levers displacement amplification device, comprise outer steel plate, interior steel plate, some amplification levers, some connecting angles and some fulcrum shafts; Described outer steel plate and lower floor's floor beam adopt bolt or are welded to connect, interior steel plate is inserted in the inner chamber of outer steel plate, the top of interior steel plate adopts bolted splice with the lower end of amplifying lever, described fulcrum shaft is through amplifying lever, and through the fulcrum hole slot of outer steel plate, and tangent with the inner face of the fulcrum hole slot of outer steel plate, described amplification lever rotates around fulcrum shaft, fulcrum shaft moves up and down along the fulcrum hole slot, and the groove internal upper part of fulcrum hole slot is with rubber sheet gasket; The wherein one side of the upper end of described amplification lever and connecting angle adopts bolted splice, and the another side of connecting angle and upper beam adopt and be welded to connect; Displacement between the building floor acts on interior steel plate after amplifying lever amplification, makes interior steel plate and outer steel plate produce larger relative displacement, the placement damping material between described interior steel plate and outer steel plate.
Damping material between described outer steel plate and interior steel plate is viscous liquid or viscoelastic body.
The utility model compared with prior art, has following substantive distinguishing features and progress:
The utility model utilizes the lever displacement amplification device of several parallel connections, and the relative storey displacement of building is amplified, and makes damper produce larger damping force.
The accompanying drawing explanation
Fig. 1 is the schematic diagram of embodiment bis-with the viscous damper of many levers displacement amplification device.
Fig. 2 is the front view of Fig. 1.
Fig. 3 is the lateral plan of Fig. 1.
Fig. 4 is that Fig. 3 is at the A-A sectional view.
Fig. 5 is that Fig. 4 is at the B-B sectional view.
Fig. 6 be outer steel plate respectively with the detail structure figure of interior steel plate and underbeam.
Fig. 7 is the detail structure figure of leverage and outer steel plate and upper beam.
Fig. 8 is the schematic diagram of interior steel plate.
Fig. 9 is the schematic diagram of outer steel plate.
Figure 10 amplifies the lever schematic diagram.
Figure 11 is the connecting angle schematic diagram.
Figure 12 is the hinged schematic diagram of leverage and interior steel plate.
Figure 13 is the connection diagram of leverage and outer steel plate.
The specific embodiment
Preferred embodiment accompanying drawings of the present utility model is as follows:
Embodiment mono-:
A kind of viscous damper with many levers displacement amplification device, comprise outer steel plate 3, interior steel plate 4, some amplification levers 5, some connecting angles 6 and some fulcrum shafts 7; Described outer steel plate 3 adopts bolt or is welded to connect with lower floor's floor beam 2, interior steel plate 4 is inserted in the inner chamber of outer steel plate 3, the top of interior steel plate 4 adopts bolted splice with the lower end of amplifying lever 5, described fulcrum shaft 7 is through amplifying lever 5, and through the fulcrum hole slot 8 of outer steel plate 3, and tangent with the inner face of the fulcrum hole slot 8 of outer steel plate 3, described amplification lever 5 rotates around fulcrum shaft 7, fulcrum shaft 7 moves up and down along fulcrum hole slot 8, and the groove internal upper part of fulcrum hole slot 8 is with rubber sheet gasket; The wherein one side of the upper end of described amplification lever 5 and connecting angle 6 adopts bolted splice, and the another side of connecting angle 6 and upper beam 1 adopt and be welded to connect; Displacement between the building floor acts on interior steel plate 4 by amplifying after lever 5 amplifies, and makes interior steel plate 4 and outer steel plate 3 produce larger relative displacement, the placement damping material between described interior steel plate 4 and outer steel plate 3.Damping material between outer steel plate 3 and interior steel plate 4 is viscous liquid or viscoelastic body.
Embodiment bis-:
Referring to Fig. 1～Figure 13, the present embodiment and embodiment mono-are basic identical, and special feature is: described displacement amplification device 5 is comprised of three amplification lever 5a, 5b, 5c, three fulcrum shaft 7a, 7b, 7c and three connecting angle 6a, 6b, 6c, described fulcrum shaft 7a, 7b, 7c is by the fulcrum hole slot 8a of outer steel plate 3, 8b, 8c, and with fulcrum hole slot 8a, 8b, the inner face of 8c is tangent, amplify lever 5a, 5b, 5c is placed in respectively fulcrum shaft 7a, 7b, the 7c place, and guarantee to amplify lever 5a, 5b, 5c is in same plane, amplify lever 5a, 5b, the end that 5c length is less and connecting angle 6a, 6b, 6c is hinged, an end and interior steel plate 4 that length is larger are hinged, amplify lever 5a, 5b, 5c is respectively around fulcrum shaft 7a, 7b, 7c rotates, and be not stuck while guaranteeing backwards rotation, for guaranteeing upper beam 1 translation, fulcrum shaft 7a, 7b, 7c is at fulcrum hole slot 8a, 8b, in 8c, move up and down, by the length of restriction fulcrum hole slot 8a, 8b, 8c, can control the rotation amplitude that amplifies lever 5a, 5b, 5c, thereby play position-limiting action, the groove internal upper part of fulcrum hole slot 8a, 8b, 8c is with rubber sheet gasket.
The power of upper beam 1 passes to and amplifies lever 5a, 5b, 5c by connecting angle 6a, 6b, 6c, force it to rotate around fulcrum shaft 7a, 7b, 7c, and then drive and interior steel plate 4 translations that the larger end of its length is hinged, produce relative displacement with outer steel plate 3, the damping material between interior steel plate 4 and outer steel plate 3 stops it to relatively move and produces damping force.When reverse with the power of upper beam 1, above-mentioned operation is reverse.From the above mentioned, this displacement amplification device can move back and forth.
Claims (2)
1. the viscous damper with many levers displacement amplification device, is characterized in that, comprises outer steel plate (3), interior steel plate (4), some amplification levers (5), some connecting angles (6) and some fulcrum shafts (7), described outer steel plate (3) adopts bolt or is welded to connect with lower floor's floor beam (2), interior steel plate (4) is inserted in the inner chamber of outer steel plate (3), the top of interior steel plate (4) adopts bolted splice with the lower end of amplifying lever (5), described fulcrum shaft (7) is through amplifying lever (5), and through the fulcrum hole slot (8) of outer steel plate (3), and tangent with the inner face of the fulcrum hole slot (8) of outer steel plate (3), described amplification lever (5) rotates around fulcrum shaft (7), fulcrum shaft (7) moves up and down along fulcrum hole slot (8), the groove internal upper part of fulcrum hole slot (8) is with rubber sheet gasket, the wherein one side of the upper end of described amplification lever (5) and connecting angle (6) adopts bolted splice, and the another side of connecting angle (6) and upper beam (1) adopt and be welded to connect, displacement between the building floor acts on interior steel plate (4) by amplifying after lever (5) amplifies, and makes interior steel plate (4) and outer steel plate (3) produce larger relative displacement, the placement damping material between described interior steel plate (4) and outer steel plate (3).
2. the viscous damper with many levers displacement amplification device according to claim 1, it is characterized in that: the damping material between described outer steel plate (3) and interior steel plate (4) is viscous liquid or viscoelastic body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320414727 CN203361394U (en) | 2013-07-12 | 2013-07-12 | Viscous damper with multi-lever displacement amplifying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320414727 CN203361394U (en) | 2013-07-12 | 2013-07-12 | Viscous damper with multi-lever displacement amplifying device |
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| Publication Number | Publication Date |
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| CN203361394U true CN203361394U (en) | 2013-12-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201320414727 Expired - Lifetime CN203361394U (en) | 2013-07-12 | 2013-07-12 | Viscous damper with multi-lever displacement amplifying device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104314192A (en) * | 2014-10-22 | 2015-01-28 | 上海大学 | Multilayer damper with displacement amplifying device |
| CN104727457A (en) * | 2015-03-24 | 2015-06-24 | 上海大学 | Damper displacement speed amplifying device with variable amplification factor |
| CN107620397A (en) * | 2017-07-26 | 2018-01-23 | 同济大学 | Displacement equations type viscous damping wall based on lever |
| CN108643667A (en) * | 2018-03-24 | 2018-10-12 | 北京工业大学 | Can multi-level damping and the secondary amplification of displacement the compound energy consumption girder steel rod structure of assembled |
| CN110230403A (en) * | 2019-05-16 | 2019-09-13 | 孔瑞清 | Steel construction viscous damping wall and its installation method |
| CN111335145A (en) * | 2020-03-08 | 2020-06-26 | 北京工业大学 | Displacement amplification type multidimensional energy dissipation device for preventing plastic hinge from being generated at end part of pier |
-
2013
- 2013-07-12 CN CN 201320414727 patent/CN203361394U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104314192A (en) * | 2014-10-22 | 2015-01-28 | 上海大学 | Multilayer damper with displacement amplifying device |
| CN104727457A (en) * | 2015-03-24 | 2015-06-24 | 上海大学 | Damper displacement speed amplifying device with variable amplification factor |
| CN104727457B (en) * | 2015-03-24 | 2017-07-25 | 上海大学 | A kind of variable damper displacement speed amplifying device of enlargement ratio |
| CN107620397A (en) * | 2017-07-26 | 2018-01-23 | 同济大学 | Displacement equations type viscous damping wall based on lever |
| CN108643667A (en) * | 2018-03-24 | 2018-10-12 | 北京工业大学 | Can multi-level damping and the secondary amplification of displacement the compound energy consumption girder steel rod structure of assembled |
| CN110230403A (en) * | 2019-05-16 | 2019-09-13 | 孔瑞清 | Steel construction viscous damping wall and its installation method |
| CN110230403B (en) * | 2019-05-16 | 2021-05-28 | 福建九鼎建设集团有限公司 | Steel structure viscous damping wall and mounting method thereof |
| CN111335145A (en) * | 2020-03-08 | 2020-06-26 | 北京工业大学 | Displacement amplification type multidimensional energy dissipation device for preventing plastic hinge from being generated at end part of pier |
| CN111335145B (en) * | 2020-03-08 | 2021-07-23 | 北京工业大学 | Displacement amplification type multidimensional energy dissipation device for preventing plastic hinge from being generated at end part of pier |
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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: 20211012 Address after: 518115 Room 101, building 47, No. 8288, Longgang Avenue, he'ao community, Yuanshan street, Longgang District, Shenzhen City, Guangdong Province Patentee after: Xinlijin Technology (Shenzhen) Co.,Ltd. Address before: No.99 SHANGDA Road, Baoshan District, Shanghai 200444 Patentee before: Shanghai University |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131225 |