CN113737639A - Nonlinear damping radiation vibration reduction and isolation support - Google Patents
Nonlinear damping radiation vibration reduction and isolation support Download PDFInfo
- Publication number
- CN113737639A CN113737639A CN202111198394.2A CN202111198394A CN113737639A CN 113737639 A CN113737639 A CN 113737639A CN 202111198394 A CN202111198394 A CN 202111198394A CN 113737639 A CN113737639 A CN 113737639A
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- base plate
- damping
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- 238000013016 damping Methods 0.000 title claims abstract description 78
- 238000002955 isolation Methods 0.000 title claims abstract description 9
- 230000005855 radiation Effects 0.000 title claims description 14
- 230000003068 static effect Effects 0.000 claims abstract description 8
- 239000000758 substrate Substances 0.000 claims description 35
- 230000000903 blocking effect Effects 0.000 claims description 12
- 239000011083 cement mortar Substances 0.000 claims description 10
- 230000001681 protective effect Effects 0.000 claims description 10
- 230000000694 effects Effects 0.000 abstract description 19
- 239000004568 cement Substances 0.000 description 3
- 239000004567 concrete Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000008602 contraction Effects 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000011150 reinforced concrete Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
Images
Classifications
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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
- E01D19/041—Elastomeric bearings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
Abstract
The utility model relates to a non-linear damping spoke subtracts vibration isolation support relates to bridge beam supports's technical field, including the base plate, be provided with the fly leaf on the base plate, be provided with the elastic component between base plate and the fly leaf, elastic component one end butt is on the base plate, and other end butt is on the fly leaf, and the rotation is connected with a plurality of damping spokes on the base plate, and the one end rotation of keeping away from the base plate on the damping spoke is connected on the fly leaf, and the damping spoke is used for making the relative fly leaf of base plate static. This application has the effect that reduces bridge longitudinal vibration's amplitude.
Description
Technical Field
The application relates to the technical field of bridge supports, in particular to a nonlinear damping radiation reduction and vibration isolation support.
Background
The bridge support is an important structural component for connecting an upper structure and a lower structure of a bridge, is positioned between the bridge and the pad stone, can reliably transfer load and deformation borne by the upper structure of the bridge to the lower structure of the bridge, and is an important force transfer device of the bridge.
The relevant bridge support comprises a base plate, a movable plate and damping spokes, wherein the base plate is parallel to the movable plate, the movable plate is arranged on the surface of one side of the upper surface of the base plate, the base plate is used for being installed on the upper top surface of a stand column of a bridge, the movable plate is used for being installed at the lower bottom of a bridge pier, the damping spokes are installed on the base plate, and the damping spokes are used for clamping the movable plate to enable the movable plate and the base plate to be relatively static. When the ground takes place lateral vibration, the vibration probably along the stand conduction to the pier on, the stand drives the periodic displacement of base plate in the horizontal direction this moment, and the fly leaf produces the extrusion force to the damping spoke, can destroy the damping spoke and relative base plate horizontal migration, and the damping spoke absorbs vibration and energy at this in-process, and then reduces the vibration of conduction to the pier, reaches the effect of protection bridge structures.
The above prior art solutions have the following drawbacks: relative movement in the horizontal direction can only be carried out between base plate and the fly leaf, and the fly leaf is difficult to remove along the direction of being close to and keeping away from the fly leaf, and then makes on the bridge stand longitudinal vibration transmit the pier, is unfavorable for bridge structure's stability.
Disclosure of Invention
In order to reduce the amplitude of the longitudinal vibration of the bridge, the application provides a nonlinear damping radiation vibration reduction and isolation support.
The application provides a nonlinear damping radiation subtracts vibration isolation support adopts following technical scheme:
the utility model provides a non-linear damping spoke subtracts vibration isolation support, includes the base plate, is provided with the fly leaf on the base plate, is provided with the elastic component between base plate and the fly leaf, and elastic component one end butt is on the base plate, and the other end butt is on the fly leaf, and the base plate is last to rotate to be connected with a plurality of damping spokes, and the last one end of keeping away from the base plate of damping spoke rotates to be connected on the fly leaf, and the damping spoke is used for making the base plate static relative fly leaf.
By adopting the technical scheme, the movable plate is arranged on the base plate, the elastic piece is arranged between the base plate and the movable plate, so that the elastic piece can be abutted against the base plate and support the movable plate, the damping spokes are arranged on the base plate, so that the damping spokes have the effect of fixing the movable plate, a user installs the base plate on the upright post and connects the movable plate on the pier, when the transverse vibration of the ground is transmitted to the upright post, the upright post drives the base plate to periodically move in the horizontal direction, the damping spokes can absorb the vibration through elastic deformation by fixing the damping spokes on the movable plate, so that the probability of transmitting the transverse vibration on the upright post to the pier is reduced, the elastic piece is arranged between the base plate and the movable plate, so that the movable plate can be close to or far away from the base plate through expansion, when the longitudinal vibration on the ground is transmitted to the upright post, the elastic piece absorbs and consumes energy through expansion, the effect of reducing the conduction of the longitudinal vibration on the upright column to the pier is achieved.
Optionally, the damping spokes are slidably connected to the base plate, guide rods are arranged on the base plate and perpendicular to the base plate, the guide rods penetrate through the damping spokes, and the damping spokes are rotatably connected to the guide rods.
Through adopting above-mentioned technical scheme, through making damping spoke sliding connection on the base plate to make the damping spoke can be followed and be close to and keep away from the direction slip of base plate, when the stand drove base plate longitudinal vibration, the interval of fly leaf and base plate changes, and the damping spoke can slide on the guide bar this moment, thereby reaches the effect that reduces shear stress on the damping spoke, can protect the damping spoke.
Optionally, a yielding hole is formed in one side, close to the substrate, of the movable plate, and the elastic piece is arranged in the yielding hole and abutted against the movable plate.
Through adopting above-mentioned technical scheme, through seting up the hole of stepping down on the fly leaf, make the elastic component can insert in the hole of stepping down, and then make the fly leaf play the protection spring, can reduce the probability that the foreign matter got into in base plate and the fly leaf, promote the life of elastic component, reduce the probability that the fly leaf slided on the elastic component.
Optionally, a plurality of blocking pieces are arranged on the substrate, a plurality of protective bolts are arranged on the blocking pieces, the blocking pieces are fixed on the substrate through the protective bolts, and the blocking pieces are used for clamping the movable plate.
Through adopting above-mentioned technical scheme, through setting up protective bolt on keeping off the piece, make to keep off the piece and can fix on the base plate through protective bolt, and then make to keep off the piece and can block the fly leaf, make the fly leaf be difficult to relative base plate and slide, when ground conduction is great to the lateral vibration on the stand, the fly leaf can extrude and keep off the piece, and then destroys protective bolt to make protective bolt and keep off absorption vibration and energy, reach the effect that reduces the vibration to bridge destruction degree.
Optionally, a plurality of support frames are arranged on the base plate, each support frame comprises a screw rod and a base, the screw rods penetrate through the base plate and are in threaded connection with the base plate, the bases are arranged at the end portions of the screw rods, and the bases are used for being abutted to the ground.
Through adopting the above technical scheme, through setting up the support frame on the base plate, make the screw rod can remove on the base plate, the user can adjust the support frame to the state that the base is close to the base plate earlier, the interval of base and butt seat is less this moment, the user can set up stand and the pier junction at the bridge with base plate and fly leaf, the user passes through the removal screw rod, can make the base remove to the direction of keeping away from the base plate, thereby make the support frame with the base plate jack-up that makes progress, and then make the fly leaf can the butt and support the pier, the user is through setting up the template and pouring cement in the support frame outside, can make cement mortar bury the support frame, and then make the base plate pass through concrete fixed connection on the stand, reach the effect of easy to assemble.
Optionally, the base is rotatably connected to the screw.
Through adopting above-mentioned technical scheme, through making base and screw rod rotate to be connected, when user revolves the screw rod, the base can butt subaerial and static relatively to ground to make things convenient for user of service to twist and move the bolt.
Optionally, a connecting underframe is arranged at one end, far away from the movable plate, of the substrate and used for being embedded into cement mortar.
Through adopting above-mentioned technical scheme, through set up the connection chassis on the base plate, make and connect the chassis and can bury in cement mortar, after cement mortar solidifies, can form reinforced concrete structure with connecting the chassis, and then promote the connection stability of base plate and the cement base station of pouring, promote the joint strength of base plate and stand.
Optionally, the connecting chassis includes a plurality of longitudinal bars and a plurality of transverse bars, the longitudinal bars are disposed on the base plate, the longitudinal bars are perpendicular to the base plate, the transverse bars are parallel to the base plate, and the transverse bars are connected to the longitudinal bars.
Through adopting above-mentioned technical scheme, through setting up a plurality of vertical poles on the base plate, make vertical pole and transverse rod be connected, and then make vertical pole and transverse rod homoenergetic bury in cement mortar, through making vertical pole connect transverse rod and base plate, make the transverse rod card in the concrete to promote the connection chassis and produce the stability of being connected with the base plate when horizontal or longitudinal vibration on the stand.
To sum up, the beneficial technical effect of this application does:
1. the movable plate is arranged on the base plate, the elastic piece is arranged between the base plate and the movable plate, the elastic piece can be abutted against the base plate and supports the movable plate, the damping spoke is arranged on the base plate, the damping spoke has the effect of fixing the movable plate, a user installs the base plate on the upright post and connects the movable plate on the pier, when transverse vibration of the ground is transmitted to the upright post, the upright post drives the base plate to periodically move in the horizontal direction, the damping spoke is used for fixing the movable plate, the damping spoke can absorb vibration through elastic deformation, the probability of transmitting the transverse vibration on the upright post to the pier is further reduced, the elastic piece is arranged between the base plate and the movable plate, the movable plate can be close to or far away from the base plate through expansion and contraction, when longitudinal vibration on the ground is transmitted to the upright post, the elastic piece absorbs and consumes energy through expansion and contraction, the effect of reducing the conduction of longitudinal vibration on the upright column to the bridge pier is achieved;
2. the damping spokes are connected to the base plate in a sliding mode, so that the damping spokes can slide in the direction close to and far away from the base plate, when the upright posts drive the base plate to vibrate longitudinally, the distance between the movable plate and the base plate changes, and the damping spokes can slide on the guide rods at the moment, so that the effect of reducing the shear stress on the damping spokes is achieved, and the damping spokes can be protected;
3. through set up the support frame on the base plate, make the screw rod can remove on the base plate, the user can adjust the support frame to the state that the base is close to the base plate earlier, the interval of base and butt seat is less this moment, the user can set up base plate and fly leaf at the stand and the pier junction of bridge, the user passes through the removal screw rod, can make the base to the direction removal of keeping away from the base plate, thereby make the support frame with the base plate jack-up that makes progress, and then make the fly leaf can the butt and support the pier, the user is through setting up the template and pouring cement in the support frame outside, can make cement mortar bury the support frame, and then make the base plate pass through concrete fixed connection on the stand, reach the effect of easy to assemble.
Drawings
Fig. 1 is a first schematic structural diagram of an embodiment of the present application.
Fig. 2 is a top view of an embodiment of the present application.
Fig. 3 is a cross-sectional view taken along the plane a-a in fig. 2.
Fig. 4 is a schematic structural diagram of a movable plate according to an embodiment of the present application.
Fig. 5 is a schematic overall structure diagram of the embodiment of the present application.
Reference numerals: 1. a substrate; 11. connecting the underframe; 111. a longitudinal rod; 112. a transverse bar; 12. a guide bar; 2. a movable plate; 21. a hole of abdication; 221. a spring; 23. a butting seat; 3. damping the spokes; 31. a bolt; 4. a support frame; 41. a screw; 42. a base; 5. a stopper; 51. and (4) protecting the bolt.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
The embodiment of the application discloses a nonlinear damping radiation vibration reduction and isolation support. Referring to fig. 1 and 2, the bridge comprises a base plate 1, wherein the base plate 1 is a rectangular plate, and the base plate 1 is fixedly connected to the upper top surface of a column of a bridge. A movable plate 2 is disposed on the substrate 1, the movable plate 2 is disposed on the upper surface of the substrate 1, and the movable plate 2 is parallel to the substrate 1. The movable plate 2 is used for abutting against the bridge pier, the movable plate 2 can slide relative to the base plate 1, when vibration occurs on the ground, vibration waves are transmitted to the bridge pier along the stand column, the base plate 1 moves relative to the movable plate 2, vibration can be absorbed, and therefore the vibration waves are reduced and transmitted to the bridge pier, and the effect of improving the structural stability of the bridge is achieved.
Referring to fig. 3 and 4, the movable plate 2 is configured as a rectangular plate, a yielding hole 21 is formed on one side of the movable plate 2 close to the substrate 1, an elastic member is disposed on the substrate 1, the elastic member can be a spring 221, and a length direction of the spring 221 is perpendicular to the substrate 1. In other embodiments, the elastic member may be a rubber pad. One end of the spring 221 abuts on the base plate 1, and the other end is inserted into the receding hole 21 and abuts on the movable plate 2. The spring 221 serves to perform a damping function. When the pier is abutted to the movable plate 2, the spring 221 is squeezed, when longitudinal vibration waves are generated on the ground, the vertical column is easy to generate longitudinal vibration, at the moment, the substrate 1 is periodically far away from and close to the pier along with the vertical column, the spring 221 can stretch and retract along with the vibration, so that the gap between the substrate 1 and the movable plate 2 is periodically increased and reduced, the effect of reducing the vibration transmitted to the pier is achieved, and the bridge structure is protected.
Referring to fig. 2 and 3, the movable plate 2 is provided with an abutting seat 23, the abutting seat 23 is a truncated cone-shaped structure, and the abutting seat 23 is fixed on one side of the movable plate 2 away from the elastic element by welding or integral forming. The abutment seat 23 is adapted to abut against a lower bottom portion of the pier.
Referring to fig. 2 and 3, a plurality of damping spokes 3 are disposed on the base plate 1, and in this embodiment, four damping spokes 3 are disposed, and the damping spokes 3 are disposed at equal intervals along a circumference with the center of the movable plate 2 as a center. The damping spokes 3 are arc-shaped rocker arms, a plurality of guide rods 12 are arranged on one side, close to the movable plate 2, of the base plate 1, the length directions of the guide rods 12 are perpendicular to the base plate 1, through holes are formed in one ends of the damping spokes 3, the guide rods 12 are inserted into the through holes, and then the damping spokes 3 are connected to the guide rods 12 in a sliding mode. The end of the damping spoke 3 far away from the guide rod 12 is provided with a bolt 31, the bolt 31 penetrates through the damping spoke 3 and is rotatably connected with the damping spoke 3, and the bolt 31 is connected with the movable plate 2. One end of the damping spoke 3 is rotatably connected to the base plate 1 through the guide rod 12, and the other end is rotatably connected to the movable plate 2 through the bolt 31. The damping spokes 3 are used for fixing the movable plate 2, so that the movable plate 2 is static relative to the base plate 1, when the ground vibrates, the upright column generates transverse displacement, at the moment, the movable plate 2 has the tendency of displacement in the horizontal direction relative to the base plate 1, and the damping spokes 3 generate stress and abut against the movable plate 2, so that the movable plate 2 can be static relative to the base plate 1. The damping spokes 3 are elastically deformed, and thus, the effect of relatively stabilizing the bridge pier and the column can be achieved.
Referring to fig. 2 and 3, when longitudinal vibration is generated on the column, the distance between the base plate 1 and the movable plate 2 changes periodically, at this time, the movable plate 2 can drive the damping spokes 3 to move in a direction close to and away from the base plate 1 through the bolts 31, and at this time, the damping spokes 3 can slide on the guide rods 12, so that the probability of generating shear stress on the damping spokes 3 is reduced, and the damping spokes 3 can be protected.
Referring to fig. 2 and 3, a plurality of stoppers 5 are disposed on the substrate 1, four stoppers 5 are disposed in this embodiment, a plurality of guard bolts 51 are disposed on the stoppers 5, and the stoppers 5 are fixed on a side surface of the substrate 1 close to the movable plate 2 by the guard bolts 51. The stopper 5 is caught on the edge of the movable plate 2, thereby keeping the movable plate 2 stationary on the substrate 1. The blocking piece 5 plays a limiting role, when an earthquake occurs, the blocking piece 5 blocks the movable plate 2, the substrate 1 and the movable plate 2 are relatively static, when the vibration is large, vibration waves are transmitted to the substrate 1 and the movable plate 2 through the upright posts, the movable plate 2 applies extrusion force to the blocking piece 5 and the protective bolt 51, the protective bolt 51 is broken, the blocking piece 5 falls off, and at the moment, the movable plate 2 can rotate relative to the substrate 1 to achieve the effects of absorbing the vibration and consuming energy.
Referring to fig. 3 and 5, the base plate 1 is provided with a plurality of support frames 4, and the support frames 4 are used for supporting the base plate 1 so that the base plate 1 can be horizontally arranged on the upper end surface of the column. The support frame 4 includes a screw 41 and a base 42, the screw 41 penetrates the substrate 1 and is screwed on the substrate 1, one end of the screw 41 contacting with the ground is connected with the base 42, the base 42 is perpendicular to the screw 41, and the base 42 is used for enabling the screw 41 to stably contact with the ground. The user can make the screw rod 41 slide on the substrate 1 by rotating the screw rod 41, so that the gap between the substrate 1 and the upper end surface of the upright column is increased, and the substrate 1 drives the movable plate 2 to move upwards. The user can make the base plate 1 extrude the movable plate 2 by rotating the screw rod 41, and then make the spring 221 contract, conveniently put the base plate 1 and the movable plate 2 with the spring 221 in between the upright post and the pier. The screw rod 41 is rotatably connected with the base 42, and when the screw rod 41 rotates, the base 42 can be stationary on the ground, so that a user can conveniently screw the screw rod 41.
Referring to fig. 5, a connection chassis 11 is disposed on a side of the base plate 1 away from the movable plate 2, and the connection chassis 11 is formed by erecting reinforcing bars. The connecting chassis 11 includes a plurality of longitudinal bars 111 and a plurality of transverse bars 112, the longitudinal bars 111 are fixed on the base plate 1 by welding, the longitudinal bars 111 are perpendicular with respect to the base plate 1, the transverse bars 112 are parallel with the base plate 1, and the transverse bars 112 and the longitudinal bars 111 are fixed by welding or binding. The user installs back between stand and pier with base plate 1 and fly leaf 2, can pour into cement mortar into through setting up the template in base plate 1 periphery in the space between the template to make cement mortar bury support frame 4 and connect chassis 11, cement mortar solidifies the back, can form stable reinforced concrete structure, and then promotes the joint strength of base plate 1 and stand.
The implementation principle of the embodiment of the application is as follows: through set up the fly leaf 2 on base plate 1, set up spring 221 between base plate 1 and fly leaf 2, make spring 221 support fly leaf 2, and then make spring 221 can absorb the vibration that conducts from the stand to the pier, play the effect of protection bridge structures, through set up damping spoke 3 between base plate 1 and fly leaf 2, set up on base plate 1 and keep off 5, make damping spoke 3 and keep off 5 and play the effect of fixed fly leaf 2, when lateral vibration is great, fly leaf 2 exerts pressure to keeping off 5, make protecting bolt 51 destroy, and then the energy consumption, damping spoke 3 produces deformation and restriction fly leaf 2 activity this moment, reach the purpose of protection bridge structures.
The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a non-linear damping radiation subtracts isolation bearing which characterized in that: the damping device comprises a substrate (1), wherein a movable plate (2) is arranged on the substrate (1), an elastic part is arranged between the substrate (1) and the movable plate (2), one end of the elastic part is abutted to the substrate (1), the other end of the elastic part is abutted to the movable plate (2), a plurality of damping spokes (3) are rotatably connected to the substrate (1), one end, far away from the substrate (1), of each damping spoke (3) is rotatably connected to the movable plate (2), and the damping spokes (3) are used for enabling the substrate (1) to be static relative to the movable plate (2).
2. The non-linear damping, radiation reducing and vibration isolating mount as set forth in claim 1, wherein: damping spoke (3) sliding connection is on base plate (1), is provided with guide bar (12) on base plate (1), and guide bar (12) are perpendicular with base plate (1), and guide bar (12) run through damping spoke (3), and damping spoke (3) rotate to be connected on guide bar (12).
3. The non-linear damping, radiation reducing and vibration isolating mount as set forth in claim 2, wherein: the movable plate (2) is provided with a yielding hole (21) on one side close to the substrate (1), and the elastic piece is arranged in the yielding hole (21) and is abutted against the movable plate (2).
4. A non-linear damping, radiation reducing and vibration isolating mount according to claim 3, wherein: the movable plate fixing device is characterized in that a plurality of blocking pieces (5) are arranged on the substrate (1), a plurality of protective bolts (51) are arranged on the blocking pieces (5), the blocking pieces (5) are fixed on the substrate (1) through the protective bolts (51), and the blocking pieces (5) are used for clamping the movable plate (2).
5. The non-linear damping, radiation reducing and vibration isolating mount as set forth in claim 1, wherein: the base plate (1) is provided with a plurality of support frames (4), each support frame (4) comprises a screw rod (41) and a base (42), the screw rods (41) penetrate through the base plate (1) and are in threaded connection with the base plate (1), the bases (42) are arranged at the end portions of the screw rods (41), and the bases (42) are used for being abutted to the ground.
6. The non-linear damping, radiation reducing and vibration isolating mount as set forth in claim 5, wherein: the base (42) is rotatably connected with the screw rod (41).
7. The non-linear damping, radiation reducing and vibration isolating mount as set forth in claim 6, wherein: one end of the substrate (1) far away from the movable plate (2) is provided with a connecting underframe (11), and the connecting underframe (11) is embedded in cement mortar.
8. The non-linear damping, radiation reducing and vibration isolating mount as set forth in claim 7, wherein: the connecting underframe (11) comprises a plurality of longitudinal rods (111) and a plurality of transverse rods (112), the longitudinal rods (111) are arranged on the base plate (1), the longitudinal rods (111) are perpendicular to the base plate (1), the transverse rods (112) are parallel to the base plate (1), and the transverse rods (112) are connected with the longitudinal rods (111).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111198394.2A CN113737639A (en) | 2021-10-14 | 2021-10-14 | Nonlinear damping radiation vibration reduction and isolation support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111198394.2A CN113737639A (en) | 2021-10-14 | 2021-10-14 | Nonlinear damping radiation vibration reduction and isolation support |
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| Publication Number | Publication Date |
|---|---|
| CN113737639A true CN113737639A (en) | 2021-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111198394.2A Pending CN113737639A (en) | 2021-10-14 | 2021-10-14 | Nonlinear damping radiation vibration reduction and isolation support |
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| CN206173785U (en) * | 2016-11-15 | 2017-05-17 | 周娟 | Public road bridge roof beam buffering damping device |
| CN206752686U (en) * | 2017-05-16 | 2017-12-15 | 湖南工学院 | The multidirectional sliding support of plane |
| JP2020008153A (en) * | 2018-07-12 | 2020-01-16 | 日鉄エンジニアリング株式会社 | Vibration isolation structure |
| CN211228078U (en) * | 2019-11-25 | 2020-08-11 | 中南大学 | Support for seismic isolation and reduction of bridge |
| CN211547302U (en) * | 2019-11-26 | 2020-09-22 | 玛格巴（上海）桥梁构件有限公司 | Pier support of self-interacting support position |
| CN212316652U (en) * | 2020-04-26 | 2021-01-08 | 李东洋 | Vibration damper in public road bridge roof beam concatenation construction |
| CN113106853A (en) * | 2021-04-08 | 2021-07-13 | 中铁第四勘察设计院集团有限公司 | Damping support for bridge and bridge |
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Application publication date: 20211203 |