CN109024259A - A kind of bridge girder anti-seismic bearing - Google Patents
A kind of bridge girder anti-seismic bearing Download PDFInfo
- Publication number
- CN109024259A CN109024259A CN201811195081.XA CN201811195081A CN109024259A CN 109024259 A CN109024259 A CN 109024259A CN 201811195081 A CN201811195081 A CN 201811195081A CN 109024259 A CN109024259 A CN 109024259A
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- 238000009434 installation Methods 0.000 claims abstract description 23
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 21
- 238000013016 damping Methods 0.000 claims description 29
- 239000007787 solid Substances 0.000 claims description 6
- 230000035939 shock Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 230000006378 damage Effects 0.000 description 4
- 230000008602 contraction Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000956 alloy Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 229920003051 synthetic elastomer Polymers 0.000 description 2
- 239000005061 synthetic rubber Substances 0.000 description 2
- 208000002925 dental caries Diseases 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
A kind of bridge girder anti-seismic bearing, it include: pedestal and bridge ontology, the bridge ontology is movably arranged on the top side of pedestal, installation cavity is offered on pedestal, it is fixedly installed with U-shaped frame on the top side inner wall of installation cavity, opens up that there are two the movable spans being located in U-shaped frame on the top side inner wall of installation cavity along the vertical direction, is movably installed with mounting rod in two movable spans, the both ends of mounting rod all extend to outside movable span, and the top of two mounting rods is rotatably installed on the bottom side of bridge ontology.By rotating bar the second U-shaped bar is moved backward when the first U-shaped bar is mobile in the present invention, so that the second U-shaped bar is supported bridge ontology by another mounting rod, and bridge ontology can be supported by top plate, to carry out multistage support to bridge ontology, so that the shock resistance of bridge is promoted, the demand of people is met.
Description
Technical field:
The present invention relates to bridge earthquake resistance technical field, in particular to a kind of bridge girder anti-seismic bearing.
Background technique:
Earthquake is mainly due to caused by destruction of surface and bridge Vibration damage to the destruction of bridge, and wherein destruction of surface has
Phenomena such as ground cleave, landslide, landslide, bank slope sliding and sand liquefaction, ground cleave will cause under the shortening, elongation or pier of bridge span
Heavy, at steep mountain area or sandy soil and bury riverbank, landslide caused by violent earthquake, bank slope sliding and mountain stone are tumbled,
It can make bridge collapse.
Publication No. CN206346107U discloses a kind of bridge girder anti-seismic bearing, including side fixed plate, the side fixed plate
Medial center at interior alloy sheets are installed, the upper and lower ends of the interior alloy sheets, which press, synthetic rubber pad, and the side is solid
The inside upper and lower ends of fixed board are equipped with buckle, and the inside upper and lower ends of the side fixed plate are mounted on side limiting stand, described
The inside top of buckle is equipped with buffer bar, and the lower platen is connected by brute spring with buckle.The bridge girder anti-seismic bearing leads to
Cross the cooperation of buffer bar, synthetic rubber pad and brute spring, till that time this device merely by rubber pad and spring cooperation
Antidetonation is carried out, but when bridge vibration, since the weight of bridge is larger, this antidetonation mode effect is limited.
Summary of the invention:
In consideration of it, it is necessary to design a kind of particularity for suspension type cable-membrane analysis efficiently, one kind of high quality processing
Bridge girder anti-seismic bearing.
A kind of bridge girder anti-seismic bearing, comprising: pedestal and bridge ontology, the bridge ontology are movably arranged on the top side of pedestal
On, installation cavity is offered on pedestal, and U-shaped frame, edge on the top side inner wall of installation cavity are fixedly installed on the top side inner wall of installation cavity
Vertical direction opens up that there are two the movable spans being located in U-shaped frame, is movably installed with mounting rod in two movable spans, mounting rod
Both ends all extend to outside movable span, and the top of two mounting rods is rotatably installed on the bottom side of bridge ontology, two mounting rods
Bottom end be fixedly installed with the first U-shaped bar and the second U-shaped bar in installation cavity respectively, the first U-shaped bar and the second U-shaped bar are equal
It is actively socketed on U-shaped frame, the top side of the first U-shaped bar and the second U-shaped bar offers through-hole, and the both ends of U-shaped frame extend through
Two through-holes, the side of U-shaped frame are fixedly installed with support rod, and the top of support rod is rotatably equipped with rotating bar, and the two of rotating bar
End is rotatably installed in respectively on the first U-shaped bar and the second U-shaped bar side close to each other, solid on the bottom side inner wall of the installation cavity
For Dingan County's dress there are two support column, the top of two support columns offers telescopic chute along the vertical direction, lives in two telescopic chutes
Dynamic to be equipped with telescopic rod, the top of two telescopic rods extends respectively to that two telescopic chutes are outer and to be respectively and fixedly installed to first U-shaped
On the bottom side of bar and the second U-shaped bar, sliding groove is offered on the two sides inner wall of two telescopic chutes, is located in the same telescopic chute
Two sliding grooves in be slidably fitted with the same sliding shoe, the bottom end of two telescopic rods is respectively and fixedly installed to two sliding shoes
Top side on.
Preferably, the two sides of the installation cavity are equipped with the mounting groove for being provided with pedestal top side, are all provided in two mounting grooves
Have a movable block, the top side of two movable blocks offers jack, and the bottom side of bridge ontology is fixedly mounted there are two inserted link, inserted link with
Jack is to be obliquely installed, and the bottom end of two inserted links extends respectively in two jacks.
Preferably, shifting chute is offered on the side inner wall that two mounting grooves are located remotely from each other, and is lived in two shifting chutes
Dynamic to be equipped with wedge block, two wedge blocks side close to each other is fixedly installed with one end of fixed link, two fixed link phases
Mutually close one end is respectively and fixedly installed on the side that two movable blocks are located remotely from each other.
Preferably, the top side of two wedge blocks offers loose slot, is movably installed with pull lever in two loose slots,
It is offered on the top side inner wall of two shifting chutes and pulls hole, the top of two pull lever extends through two pulling holes and difference
It is fixedly installed with top plate, the top side of two top plates is adapted with the bottom side of bridge ontology.
Preferably, damping trough is offered on the bottom side inner wall of the shifting chute, movable block is movably installed in damping trough, it is living
The top side of motion block is fixedly installed with connecting rod, and the top of connecting rod is fixedly mounted on the bottom side of wedge block, the side of movable block
Sliding eye is offered in the horizontal direction, fixed column is movably installed in sliding eye, and the both ends of fixed column all extend to outside sliding eye
And it is fixedly mounted on the two sides inner wall of damping trough.
Preferably, limiting slot is offered on the two sides inner wall of the loose slot, is slidably fitted in two limiting slots same
One limited block, the bottom end of pull lever are rotatably installed on the top side of limited block.
Preferably, there are two the first spring, two the first springs one end close to each other is solid respectively for the fixed column socket
On the two sides of movable block, one end that two the first springs are located remotely from each other is respectively and fixedly installed in the two sides of damping trough for Dingan County
On wall.
Preferably, it is fixedly installed with sliding block on the two sides inner wall of the movable span, the two sides of mounting rod offer cunning
Slot, two sliding blocks side close to each other are slidably mounted on respectively in two sliding slots.
Preferably, the bottom side of the described first U-shaped bar is fixedly installed with the first damping block, the fixed peace in the top side of the second U-shaped bar
Equipped with the second damping block, the first damping block is adapted with the second damping block.
Preferably, the bottom side of the sliding shoe is fixedly installed with the top of second spring, the fixed peace in the bottom end of second spring
On the bottom side inner wall of sliding groove.
In the present invention, a kind of bridge girder anti-seismic bearing passes through pedestal, bridge ontology, installation cavity, U-shaped frame, movable span, peace
Fill bar, sliding block, the first U-shaped bar, the second U-shaped bar, through-hole, support rod, rotating bar, the first damping block, the second damping block, support
Column, telescopic chute, telescopic rod, sliding groove, sliding shoe, second spring, sliding slot are used cooperatively, when bridge ontology is mobile, so that
Mounting rod is mobile, and a mounting rod is mobile to drive the first U-shaped bar or the second U-shaped bar mobile, passes through when the first U-shaped bar is mobile
Rotating bar makes the second U-shaped bar reverse movement, so that the second U-shaped bar is supported bridge ontology by another mounting rod,
It drives telescopic rod mobile when the first U-shaped bar is mobile, so that telescopic rod drives second spring forced contraction by sliding shoe, leads at this time
The bounce for crossing second spring makes the first U-shaped bar reverse movement achieve the purpose that antidetonation, with should the second U-shaped bar it is mobile when band
Dynamic first U-shaped bar reverse movement, by pedestal, bridge ontology, mounting groove, movable block, inserted link, jack, shifting chute, wedge block,
Fixed link, pull lever, pulls hole, top plate, limiting slot, limited block, damping trough, movable block, sliding eye, fixed column, company at loose slot
Extension bar, the first spring are used cooperatively, while bridge ontology is mobile so that two inserted links move in two jacks respectively, thus
So that movable block drives wedge block mobile by fixed link, wedge block is mobile so that pull lever is moved along the inclined surface of wedge block
Dynamic, so that pull lever moves up, pull lever is mobile to drive top plate to be in contact with the bottom side of bridge ontology, so that top
Plate is supported bridge ontology.
By rotating bar the second U-shaped bar is moved backward when the first U-shaped bar is mobile in the present invention, so that second is U-shaped
Bar is supported bridge ontology by another mounting rod, and can be supported by top plate to bridge ontology, thus
Multistage support is carried out to bridge ontology and meets the demand of people so that the shock resistance of bridge is promoted.
Detailed description of the invention:
Fig. 1 is a kind of structural schematic diagram of bridge girder anti-seismic bearing proposed by the present invention；
Fig. 2 is the structural schematic diagram of part A in a kind of Fig. 1 of bridge girder anti-seismic bearing proposed by the present invention；
Fig. 3 is the structural schematic diagram of part B in a kind of Fig. 1 of bridge girder anti-seismic bearing proposed by the present invention；
Fig. 4 is the structural schematic diagram of the part A1 in a kind of Fig. 2 of bridge girder anti-seismic bearing proposed by the present invention；
Fig. 5 is the structural schematic diagram of the part B1 in a kind of Fig. 3 of bridge girder anti-seismic bearing proposed by the present invention；
Fig. 6 is a kind of facing structure that the wedge block of bridge girder anti-seismic bearing is connect with pull lever signal proposed by the present invention
Figure.
In figure: 1 pedestal, Bridge 2 beam ontology, 3 installation cavitys, 4U type frame, 5 movable spans, 6 mounting rods, 7 sliding blocks, 8 first U-shaped bars,
9 second U-shaped bars, 10 through-holes, 11 support rods, 12 rotating bars, 13 first damping blocks, 14 second damping blocks, 15 support columns, 16 are stretched
Slot, 17 telescopic rods, 18 sliding grooves, 19 sliding shoes, 20 mounting grooves, 21 movable blocks, 22 inserted links, 23 jacks, 24 shifting chutes, 25 wedge shapes
Block, 26 fixed links, 27 loose slots, 28 pull lever, 29 pull hole, 30 top plates, 31 limiting slots, 32 limited blocks, 33 damping troughs, 34 to live
Motion block, 35 sliding eyes, 36 fixed columns, 37 connecting rods, 38 first springs, 39 second springs, 40 sliding slots.
Specific embodiment:
Such as attached drawing 1-6, a kind of bridge girder anti-seismic bearing, comprising: pedestal 1 and bridge ontology 2, bridge ontology 2 are movably arranged on
On the top side of pedestal 1, installation cavity 3 is offered on pedestal 1, U-shaped frame 4, installation cavity are fixedly installed on the top side inner wall of installation cavity 3
Open up that there are two the movable spans 5 being located in U-shaped frame 4 on 3 top side inner wall along the vertical direction, equal activity peace in two movable spans 5
Equipped with mounting rod 6, the both ends of mounting rod 6 are all extended to outside movable span 5, and the top of two mounting rods 6 is rotatably installed in bridge
On the bottom side of ontology 2, the bottom end of two mounting rods 6 is fixedly installed with the first U-shaped bar 8 and the 2nd U in installation cavity 3 respectively
Type bar 9, the first U-shaped bar 8 and the second U-shaped bar 9 are actively socketed on U-shaped frame 4, the top side of the first U-shaped bar 8 and the second U-shaped bar 9
Through-hole 10 is offered, the both ends of U-shaped frame 4 extend through two through-holes 10, and the side of U-shaped frame 4 is fixedly installed with support rod 11,
The top of support rod 11 is rotatably equipped with rotating bar 12, and the both ends of rotating bar 12 are rotatably installed in the first U-shaped bar 8 and second respectively
Support column 15 there are two being fixedly mounted on U-shaped bar 9 side close to each other, on the bottom side inner wall of installation cavity 3, two support columns 15
Top offer telescopic chute 16 along the vertical direction, be movably installed with telescopic rod 17 in two telescopic chutes 16, two are flexible
The top of bar 17 extends respectively to outside two telescopic chutes 16 and is respectively and fixedly installed to the bottom of the first U-shaped bar 8 and the second U-shaped bar 9
On side, sliding groove 18 is offered on the two sides inner wall of two telescopic chutes 16, two slidings in the same telescopic chute 16
The same sliding shoe 19 is slidably fitted in slot 18, the bottom end of two telescopic rods 17 is respectively and fixedly installed to two sliding shoes 19
On top side, when bridge ontology 2 is mobile, so that mounting rod 6 is mobile, a mounting rod 6 is mobile to drive the first U-shaped bar 8 or the
Two U-shaped bars 9 are mobile, by rotating bar 12 second U-shaped bar 9 moved backward when the first U-shaped bar 8 is mobile, so that second is U-shaped
Bar 9 is supported bridge ontology 2 by another mounting rod 6, drives telescopic rod 17 mobile when the first U-shaped bar 8 is mobile, so that
Telescopic rod 17 drives 39 forced contraction of second spring by sliding shoe 19, makes first by the bounce of second spring 39 at this time
The U-shaped reverse movement of bar 8 achievees the purpose that antidetonation.
The two sides of installation cavity 3 are equipped with the mounting groove 20 for being provided with 1 top side of pedestal, are equipped with movement in two mounting grooves 20
Block 21, the top side of two movable blocks 21 offer jack 23, and the bottom side of bridge ontology 2 is fixedly mounted there are two inserted link 22, inserts
Bar 22 is to be obliquely installed with jack 23, and the bottom end of two inserted links 22 extends respectively in two jacks 23, two mounting grooves 20
Shifting chute 24 is offered on the side inner wall being located remotely from each other, and is movably installed with wedge block 25 in two shifting chutes 24, two
The side close to each other of wedge block 25 is fixedly installed with one end of fixed link 26, two fixed links 26 one end close to each other point
It not being fixedly mounted on the side that two movable blocks 21 are located remotely from each other, the top side of two wedge blocks 25 offers loose slot 27,
It is movably installed with pull lever 28 in two loose slots 27, is offered on the top side inner wall of two shifting chutes 24 and pulls hole 29,
The top of two pull lever 28 extends through two pulling holes 29 and is fixedly installed with top plate 30 respectively, the top side of two top plates 30
It is adapted with the bottom side of bridge ontology 2, damping trough 33 is offered on the bottom side inner wall of shifting chute 24, activity peace in damping trough 33
Equipped with movable block 34, the top side of movable block 34 is fixedly installed with connecting rod 37, and the top of connecting rod 37 is fixedly mounted on wedge block
On 25 bottom side, the side of movable block 34 offers sliding eye 35 in the horizontal direction, is movably installed with fixed column in sliding eye 35
36, the both ends of fixed column 36 all extend to outside sliding eye 35 and are fixedly mounted on the two sides inner wall of damping trough 33, loose slot 27
Two sides inner wall on offer limiting slot 31, the same limited block 32, pull lever 28 are slidably fitted in two limiting slots 31
Bottom end be rotatably installed on the top side of limited block 32, the socket of fixed column 36 is there are two the first spring 38, two the first springs 38
One end close to each other is respectively and fixedly installed on the two sides of movable block 34, one end difference that two the first springs 38 are located remotely from each other
It is fixedly mounted on the two sides inner wall of damping trough 33, sliding block 7 is fixedly installed on the two sides inner wall of movable span 5, mounting rod 6
Two sides offer sliding slot 40, and two sliding blocks 7 side close to each other is slidably mounted on respectively in two sliding slots 40, and first is U-shaped
The bottom side of bar 8 is fixedly installed with the first damping block 13, and the top side of the second U-shaped bar 9 is fixedly installed with the second damping block 14, and first subtracts
Shake block 13 is adapted with the second damping block 14, and the bottom side of sliding shoe 19 is fixedly installed with the top of second spring 39, second spring
39 bottom end is fixedly mounted on the bottom side inner wall of sliding groove 18, same the first U-shaped bar 8 to be driven anti-when the movement of the second U-shaped bar 9
To movement, while bridge ontology 2 is mobile so that two inserted links 22 move in two jacks 23 respectively, so that movable block 21
Drive wedge block 25 mobile by fixed link 26, wedge block 25 is mobile so that pull lever 28 is moved along the inclined surface of wedge block 25
Dynamic, so that pull lever 28 moves up, pull lever 28 is mobile to drive top plate 30 to be in contact with the bottom side of bridge ontology 2, from
And top plate 30 is supported to bridge ontology 2.
The present invention is when bridge ontology 2 is mobile, so that mounting rod 6 is mobile, a mounting rod 6 is mobile to drive the first U-shaped bar 8
Or second U-shaped bar 9 it is mobile, by rotating bar 12 second U-shaped bar 9 is moved backward when the first U-shaped bar 8 is mobile so that
Second U-shaped bar 9 is supported bridge ontology 2 by another mounting rod 6, drives telescopic rod 17 to move when the first U-shaped bar 8 is mobile
It is dynamic, so that telescopic rod 17 drives 39 forced contraction of second spring by sliding shoe 19, pass through the bounce of second spring 39 at this time
So that the first U-shaped reverse movement of bar 8 achievees the purpose that antidetonation, it is same the first U-shaped bar 8 to be driven reversed when the movement of the second U-shaped bar 9
It is mobile, while bridge ontology 2 is mobile so that two inserted links 22 move in two jacks 23 respectively, so that movable block 21 is logical
Crossing fixed link 26 drives wedge block 25 mobile, and wedge block 25 is mobile so that pull lever 28 is moved along the inclined surface of wedge block 25,
So that pull lever 28 moves up, pull lever 28 is mobile to drive top plate 30 to be in contact with the bottom side of bridge ontology 2, to make
Top plate 30 is obtained to be supported bridge ontology 2.
Claims (10)
1. a kind of bridge girder anti-seismic bearing, comprising: pedestal (1) and bridge ontology (2), which is characterized in that the bridge ontology (2) is living
It is dynamic to be mounted on the top side of pedestal (1), it is offered on pedestal (1) installation cavity (3), fixed peace on the top side inner wall of installation cavity (3)
Equipped with U-shaped frame (4), opened up along the vertical direction on the top side inner wall of installation cavity (3) there are two be located at U-shaped frame (4) in movable span
(5), it being movably installed with mounting rod (6) in two movable spans (5), the both ends of mounting rod (6) all extend to movable span (5) outside,
The top of two mounting rods (6) is rotatably installed on the bottom side of bridge ontology (2), and the bottom end of two mounting rods (6) is solid respectively
Dingan County is equipped with the first U-shaped bar (8) and the second U-shaped bar (9) being located in installation cavity (3), the first U-shaped bar (8) and the second U-shaped bar
(9) it is actively socketed on U-shaped frame (4), the top side of the first U-shaped bar (8) and the second U-shaped bar (9) offers through-hole (10), U
The both ends of type frame (4) extend through two through-holes (10), and the side of U-shaped frame (4) is fixedly installed with support rod (11), support rod
(11) top is rotatably equipped with rotating bar (12), and the both ends of rotating bar (12) are rotatably installed in the first U-shaped bar (8) and respectively
It is fixedly mounted on two U-shaped bars (9) side close to each other, on the bottom side inner wall of the installation cavity (3) there are two support column (15),
The top of two support columns (15) offers telescopic chute (16) along the vertical direction, is movably installed in two telescopic chutes (16)
Telescopic rod (17), the top of two telescopic rods (17) extend respectively to two telescopic chutes (16) outside and are respectively and fixedly installed to first
On the bottom side of U-shaped bar (8) and the second U-shaped bar (9), sliding groove (18) are offered on the two sides inner wall of two telescopic chutes (16),
It is slidably fitted with the same sliding shoe (19) in two sliding grooves (18) in the same telescopic chute (16), two telescopic rods
(17) bottom end is respectively and fixedly installed on the top side of two sliding shoes (19).
2. a kind of bridge girder anti-seismic bearing according to claim 1, which is characterized in that the two sides of the installation cavity (3) are all provided with
There is the mounting groove (20) for being provided with pedestal (1) top side, is equipped with movable block (21) in two mounting grooves (20), two movable blocks
(21) top side offers jack (23), and the bottom side of bridge ontology (2) is fixedly mounted there are two inserted link (22), inserted link (22) with
Jack (23) is to be obliquely installed, and the bottom end of two inserted links (22) extends respectively in two jacks (23).
3. a kind of bridge girder anti-seismic bearing according to claim 2, which is characterized in that two mounting grooves (20) were located remotely from each other
It offers shifting chute (24), is movably installed with wedge block (25) in two shifting chutes (24), two wedge shapes on the inner wall of side
Block (25) side close to each other is fixedly installed with one end of fixed link (26), two fixed links (26) one end close to each other
It is respectively and fixedly installed on the side that two movable blocks (21) are located remotely from each other.
4. a kind of bridge girder anti-seismic bearing according to claim 3, which is characterized in that open the top side of two wedge blocks (25)
Equipped with loose slot (27), it is movably installed with pull lever (28) in two loose slots (27), in the top side of two shifting chutes (24)
It is offered on wall and pulls hole (29), the top of two pull lever (28) extends through two pulling holes (29) and respectively fixed peace
Equipped with top plate (30), the top side of two top plates (30) is adapted with the bottom side of bridge ontology (2).
5. a kind of bridge girder anti-seismic bearing according to claim 3, which is characterized in that the bottom side inner wall of the shifting chute (24)
On offer damping trough (33), is movably installed with movable block (34) in damping trough (33), the top side of movable block (34) is fixedly mounted
Have connecting rod (37), the top of connecting rod (37) is fixedly mounted on the bottom side of wedge block (25), a lateral edge of movable block (34)
Horizontal direction offers sliding eye (35), is movably installed with fixed column (36) in sliding eye (35), the both ends of fixed column (36) are equal
It extends to sliding eye (35) outside and is fixedly mounted on the two sides inner wall of damping trough (33).
6. a kind of bridge girder anti-seismic bearing according to claim 4, which is characterized in that the two sides inner wall of the loose slot (27)
On offer limiting slot (31), is slidably fitted with the same limited block (32) in two limiting slots (31), pull lever (28)
Bottom end is rotatably installed on the top side of limited block (32).
7. a kind of bridge girder anti-seismic bearing according to claim 5, which is characterized in that there are two fixed column (36) sockets
First spring (38), two the first spring (38) one end close to each other are respectively and fixedly installed on the two sides of movable block (34),
One end that two the first springs (38) are located remotely from each other is respectively and fixedly installed on the two sides inner wall of damping trough (33).
8. a kind of bridge girder anti-seismic bearing according to claim 1, which is characterized in that the two sides inner wall of the movable span (5)
On be fixedly installed with sliding block (7), the two sides of mounting rod (6) offer sliding slot (40), two sliding blocks (7) it is close to each other one
Side is slidably mounted on respectively in two sliding slots (40).
9. a kind of bridge girder anti-seismic bearing according to claim 1, which is characterized in that the bottom side of the first U-shaped bar (8) is solid
Dingan County is equipped with the first damping block (13), and the top side of the second U-shaped bar (9) is fixedly installed with the second damping block (14), the first damping block
(13) it is adapted with the second damping block (14).
10. a kind of bridge girder anti-seismic bearing according to claim 1, which is characterized in that the bottom side of the sliding shoe (19) is solid
Dingan County is equipped with the top of second spring (39), and the bottom end of second spring (39) is fixedly mounted on the bottom side inner wall of sliding groove (18)
On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811195081.XA CN109024259B (en) | 2018-09-27 | 2018-09-27 | Bridge anti-seismic support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811195081.XA CN109024259B (en) | 2018-09-27 | 2018-09-27 | Bridge anti-seismic support |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109024259A true CN109024259A (en) | 2018-12-18 |
| CN109024259B CN109024259B (en) | 2023-12-01 |
Family
ID=64612910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811195081.XA Active CN109024259B (en) | 2018-09-27 | 2018-09-27 | Bridge anti-seismic support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109024259B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111254818A (en) * | 2020-01-21 | 2020-06-09 | 南阳理工学院 | Whole reinforcing apparatus of bridge with shock-absorbing support |
| CN111877136A (en) * | 2020-07-16 | 2020-11-03 | 重庆交通大学 | Anti-seismic and anti-falling beam structure |
| CN112458875A (en) * | 2020-11-18 | 2021-03-09 | 温州方舵建筑有限公司 | Assembled beam buffer that prevents falling |
| CN114990986A (en) * | 2022-04-28 | 2022-09-02 | 徐亚飞 | Anti-seismic device for bridge |
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| KR100775729B1 (en) * | 2007-02-09 | 2007-11-09 | 박병준 | Earthquake-proof pot bearing for pulling up of bridge's slab to give and method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111254818A (en) * | 2020-01-21 | 2020-06-09 | 南阳理工学院 | Whole reinforcing apparatus of bridge with shock-absorbing support |
| CN111877136A (en) * | 2020-07-16 | 2020-11-03 | 重庆交通大学 | Anti-seismic and anti-falling beam structure |
| CN112458875A (en) * | 2020-11-18 | 2021-03-09 | 温州方舵建筑有限公司 | Assembled beam buffer that prevents falling |
| CN114990986A (en) * | 2022-04-28 | 2022-09-02 | 徐亚飞 | Anti-seismic device for bridge |
| CN114990986B (en) * | 2022-04-28 | 2024-05-07 | 徐亚飞 | Anti-seismic device for bridge |
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| CN109024259B (en) | 2023-12-01 |
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