CN208088148U - A kind of vibration absorber for bridge widening construction - Google Patents
A kind of vibration absorber for bridge widening construction Download PDFInfo
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- CN208088148U CN208088148U CN201820221278.5U CN201820221278U CN208088148U CN 208088148 U CN208088148 U CN 208088148U CN 201820221278 U CN201820221278 U CN 201820221278U CN 208088148 U CN208088148 U CN 208088148U
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- bridge
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- channel steels
- movable
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Abstract
The utility model discloses a kind of vibration absorbers for bridge widening construction, including new bridge, the side of the new bridge is equipped with old bridge, the both sides of the new bridge and old bridge are equipped with channel steel, two channel steels are in contact with new bridge and Jiu Qiao, running through on two channel steels has connecting rod, connecting rod is between new bridge and old bridge, placed cavity is offered on two channel steels, it is slidably fitted with sliding bar in two placed cavities, it is welded with rack on two sliding bars, the both ends of the connecting rod offer sliding eye, two sliding bars are movably arranged on respectively in two sliding eyes, the side that two channel steels are located remotely from each other offers movable span, two movable spans are connected with two placed cavities respectively, it is rotatablely equipped with rotating bar in two movable spans, two rotating bar sides close to each other are welded with gear.The utility model can reduce the shaking of new bridge and old bridge, and reduction amount of deflection is poor, simple in structure, easy to use.
Description
Technical field
The utility model is related to technical field of building construction more particularly to a kind of vibration damping dresses for bridge widening construction
It sets.
Background technology
In recent years, China's volume of traffic increases severely, the aggravation of various regions traffic congestion phenomenon, highway capacity wretched insufficiency.To both
The phenomenon that thering is road and bridge to carry out widening and improving, the old bridge traffic capacity is made to be improved, traffic congestion can not only be effectively relieved, more
The service life that old bridge can be extended, has good economic benefit and social benefit.It is mostly used in current old bridge widening project whole
Body formula connects, but use monoblock type connects when being widened, and influences each other between new and old bridge, newly-built bridge receives old bridge
Constraint, stress is more complex, and construction quality is not easy to ensure.
During old bridge widening and improving, often do not allow to interrupt existing road traffic, therefore, most of bridge needs
Splicing section concrete is poured under conditions of normal pass, at present during remake old bridge, often using Cast-in-Situ Segment come
The connection for realizing new and old bridge, when having traffic loading on old bridge, old bridge will produce shaking, and it is poor to will produce amount of deflection between new and old bridge,
Significant impact generated to the quality of cast-in-place concrete, therefore it is proposed that a kind of vibration absorber for bridge widening construction solves
The certainly above problem.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and the one kind proposed is opened up for bridge
The vibration absorber of width construction.
To achieve the goals above, the utility model uses following technical solution：
The side of a kind of vibration absorber for bridge widening construction, including new bridge, the new bridge is equipped with old bridge, described new
The both sides of bridge and old bridge are equipped with channel steel, and two channel steels are in contact with new bridge and Jiu Qiao, and running through on two channel steels has connection
Bar, connecting rod is between new bridge and old bridge；
Placed cavity is offered on two channel steels, is slidably fitted with sliding bar in two placed cavities, on two sliding bars
It is welded with rack, the both ends of the connecting rod offer sliding eye, and two sliding bars are movably arranged on two slidings respectively
In hole, the side that two channel steels are located remotely from each other offers movable span, and two movable spans are connected with two placed cavities respectively, and two
Rotating bar is rotatablely equipped in a movable span, two rotating bar sides close to each other are welded with gear, two gears point
It is not meshed with two racks, movable chamber is offered on two channel steels, it is mutual that two movable chambers are located at two placed cavities
Separate side is slidably fitted with fixed link in two movable chambers, and two sides of the rotating bar far from connecting rod offer
Card slot, two fixed links are mutually clamped with two card slots respectively, and two one end of fixed link far from card slot are welded with pull rod, two
One end of spring is welded on pull rod, the other end of spring is welded on side inner wall of the movable chamber far from rotating bar.
Preferably, the both sides of the movable span offer sliding groove, and the cross section of sliding groove is arcuate structure, rotating bar
Both sides be welded with the first sliding block, the first sliding block is slidably mounted in sliding groove.
Preferably, it is welded with sliding rail on two movable chambers side inner wall close to each other, two pull rods are close to each other
Side is welded with the second sliding block, and the second sliding block is slidably mounted on sliding rail.
Preferably, mounting hole is offered on two channel steels, two connecting rods are slidably mounted on respectively in two mounting holes,
And the both ends of connecting rod all extend to outside two channel steels.
Preferably, two mounting holes are distinguished respectively close to circular hole, two circular holes are offered on the side inner wall of placed cavity
It is connected with two placed cavities, two sliding bars are slidably mounted on respectively in two circular holes.
Preferably, the side that two channel steels are located remotely from each other offers pulling eye, two pulling eyes respectively with two movable chamber phases
Connection, two pull rods are slidably mounted in two pulling eyes and extend to outside channel steel respectively.
Compared with prior art, the utility model has the beneficial effects that：
(1) by the cooperation of sliding bar, rack, sliding eye, movable span, rotating bar, gear, the second sliding block and sliding rail, turn
Turn lever, rotating bar band moving gear rotate, and gear rotation band carry-over bar moves, and rack movement drives sliding bar in sliding eye
Sliding so that sliding bar removes sliding eye；
(2) by the cooperation of fixed link, card slot, pull rod and spring, pull rod, pull rod is pulled to squeeze spring, spring contraction band
Dynamic pull rod moves in movable chamber, and pull rod movement drives fixed link movement so that fixed link removes card slot；
The utility model can reduce the shaking of new bridge and old bridge, and reduction amount of deflection is poor, simple in structure, easy to use.
Description of the drawings
Fig. 1 be the utility model proposes it is a kind of for bridge widening construction vibration absorber structural schematic diagram；
Fig. 2 be the utility model proposes it is a kind of for bridge widening construction vibration absorber part A structural representation
Figure；
Fig. 3 be the utility model proposes it is a kind of for bridge widening construction vibration absorber part B structural representation
Figure.
In figure：1 new bridge, 2 old bridges, 3 channel steels, 4 connecting rods, 5 placed cavities, 6 sliding bars, 7 racks, 8 sliding eyes, 9 movable spans,
10 rotating bars, 11 gears, 12 movable chambers, 13 fixed links, 14 card slots, 15 pull rods, 16 springs.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-3, a kind of vibration absorber for bridge widening construction, including new bridge 1, the side of new bridge 1 is equipped with old
The both sides of bridge 2, new bridge 1 and old bridge 2 are equipped with channel steel 3, and two channel steels 3 are in contact with new bridge 1 and old bridge 2, on two channel steels 3
Running through has connecting rod 4, and connecting rod 4 is between new bridge 1 and old bridge 2；
Placed cavity 5 is offered on two channel steels 3, and sliding bar 6, two slidings are slidably fitted in two placed cavities 5
Rack 7 is welded on bar 6, the both ends of connecting rod 4 offer sliding eye 8, and two sliding bars 6 are movably arranged on two respectively
In sliding eye 8, side that two channel steels 3 are located remotely from each other offers movable span 9, two movable spans 9 respectively with two placed cavities 5
It is connected, rotating bar 10 is rotatablely equipped in two movable spans 9, two rotating bars 10 side close to each other is welded with teeth
Wheel 11, two gears 11 are meshed with two racks 7 respectively, and movable chamber 12, two movable chambers 12 are offered on two channel steels 3
It is located at the side that two placed cavities 5 are located remotely from each other, fixed link 13, two rotations are slidably fitted in two movable chambers 12
Side of the bar 10 far from connecting rod 4 offers card slot 14, and two fixed links 13 are clamped with two 14 phases of card slot respectively, and two solid
The one end of fixed pole 13 far from card slot 14 is welded with pull rod 15, and one end of spring 16, spring 16 are welded on two pull rods 15
The other end be welded on side inner wall of the movable chamber 12 far from rotating bar 10, pass through sliding bar 6, rack 7, sliding eye 8, activity
The cooperation in hole 9, rotating bar 10, gear 11, the second sliding block and sliding rail rotates rotating bar 10, and rotating bar 10 is rotated with moving gear 11,
The rotation band carry-over bar 7 of gear 11 moves, and the movement of rack 7 drives the sliding in sliding eye 8 of sliding bar 6 so that sliding bar 6, which removes, to be slided
Dynamic hole 8；By fixed link 13, the cooperation of card slot 14, pull rod 15 and spring 16, pull rod 15, pull rod 15 is pulled to squeeze spring 16, bullet
Spring 16, which is shunk, drives pull rod 15 to be moved in movable chamber 12, and the movement of pull rod 15 drives fixed link 13 to move so that fixed link 13 is moved
Go out card slot 14；The utility model can reduce the shaking of new bridge 1 and old bridge 2, and reduction amount of deflection is poor, simple in structure, easy to use.
In the utility model, the both sides of movable span 9 offer sliding groove, and the cross section of sliding groove is arcuate structure, is turned
The both sides of lever 10 are welded with the first sliding block, and the first sliding block is slidably mounted in sliding groove, and two movable chambers 12 are close to each other
Side inner wall on be welded with sliding rail, two pull rods 15 side close to each other is welded with the second sliding block, and the second sliding block is slided
It is dynamic to be mounted on sliding rail, mounting hole is offered on two channel steels 3, two connecting rods 4 are slidably mounted on two mounting holes respectively
It is interior, and the both ends of connecting rod 4 all extend to outside two channel steels 3, two mounting holes are respectively close to equal on the side inner wall of placed cavity 5
Circular hole is offered, two circular holes are connected with two placed cavities 5 respectively, and two sliding bars 6 are slidably mounted on two circular holes respectively
Interior, the side that two channel steels 3 are located remotely from each other offers pulling eye, and two pulling eyes are connected with two movable chambers 12 respectively, two
Pull rod 15 is slidably mounted in two pulling eyes and extends to outside channel steel 3 respectively, passes through sliding bar 6, rack 7, sliding eye 8, activity
The cooperation in hole 9, rotating bar 10, gear 11, the second sliding block and sliding rail rotates rotating bar 10, and rotating bar 10 is rotated with moving gear 11,
The rotation band carry-over bar 7 of gear 11 moves, and the movement of rack 7 drives the sliding in sliding eye 8 of sliding bar 6 so that sliding bar 6, which removes, to be slided
Dynamic hole 8；By fixed link 13, the cooperation of card slot 14, pull rod 15 and spring 16, pull rod 15, pull rod 15 is pulled to squeeze spring 16, bullet
Spring 16, which is shunk, drives pull rod 15 to be moved in movable chamber 12, and the movement of pull rod 15 drives fixed link 13 to move so that fixed link 13 is moved
Go out card slot 14；The utility model can reduce the shaking of new bridge 1 and old bridge 2, and reduction amount of deflection is poor, simple in structure, easy to use.
Operation principle：When old bridge 2 is transformed, new bridge 1 is connected with old bridge 2 with channel steel 3, connecting rod 4 is put into
In mounting hole, rotating bar 10 is rotated, rotating bar 10 drives the first sliding block to be slided in sliding groove, and rotating bar 10 is with 11 turns of moving gear
Dynamic, the rotation band carry-over bar 7 of gear 11 moves, and the movement of rack 7 drives the sliding in sliding eye 8 of sliding bar 6 so that sliding bar 6 is slided
Dynamic to enter in sliding eye 8, under the active force of spring 16, spring 16 drives pull rod 15 to move, and the movement of pull rod 15 drives fixed link
13 movements so that fixed link 13 slips into card slot 14, reduces the shaking of new bridge 1 and old bridge 2.
The preferable specific implementation mode of the above, only the utility model, but the scope of protection of the utility model is not
Be confined to this, any one skilled in the art within the technical scope disclosed by the utility model, according to this practicality
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of vibration absorber for bridge widening construction, including new bridge (1), which is characterized in that the side of the new bridge (1)
Equipped with old bridge (2), the both sides of new bridge (1) He Jiuqiao (2) are equipped with channel steel (3), two channel steels (3) with new bridge (1) and
Old bridge (2) is in contact, and running through on two channel steels (3) has a connecting rod (4), connecting rod (4) be located at new bridge (1) He Jiuqiao (2) it
Between；
It offers placed cavity (5) on two channel steels (3), is slidably fitted with sliding bar (6) in two placed cavities (5), two
Rack (7) is welded on sliding bar (6), the both ends of the connecting rod (4) offer sliding eye (8), two sliding bars (6)
It is movably arranged on respectively in two sliding eyes (8), the side that two channel steels (3) are located remotely from each other offers movable span (9), two
Movable span (9) is connected with two placed cavities (5) respectively, is rotatablely equipped with rotating bar (10) in two movable spans (9), two
Rotating bar (10) side close to each other is welded with gear (11), and two gears (11) are meshed with two racks (7) respectively,
Movable chamber (12) is offered on two channel steels (3), two movable chambers (12) are located at what two placed cavities (5) were located remotely from each other
Side, two movable chambers (12) are interior to be slidably fitted with fixed link (13), side of two rotating bars (10) far from connecting rod (4)
Card slot (14) is offered, two fixed links (13) mutually clamp with two card slots (14) respectively, and two fixed links (13) are far from card
One end of slot (14) is welded with pull rod (15), and one end of spring (16) is welded on two pull rods (15), spring (16)
The other end is welded on side inner wall of the movable chamber (12) far from rotating bar (10).
2. a kind of vibration absorber for bridge widening construction according to claim 1, which is characterized in that the movable span
(9) both sides offer sliding groove, and the cross section of sliding groove is arcuate structure, and the both sides of rotating bar (10) are welded with first
Sliding block, the first sliding block are slidably mounted in sliding groove.
3. a kind of vibration absorber for bridge widening construction according to claim 1, which is characterized in that two movable chambers
(12) sliding rail is welded on side inner wall close to each other, two pull rod (15) sides close to each other are welded with the second cunning
Block, the second sliding block are slidably mounted on sliding rail.
4. a kind of vibration absorber for bridge widening construction according to claim 1, which is characterized in that two channel steels
(3) mounting hole is offered on, two connecting rods (4) are slidably mounted on respectively in two mounting holes, and the both ends of connecting rod (4)
All extend to two channel steels (3) outside.
5. a kind of vibration absorber for bridge widening construction according to claim 4, which is characterized in that two mounting holes
Respectively close to circular hole is offered on the side inner wall of placed cavity (5), two circular holes are connected with two placed cavities (5) respectively,
Two sliding bars (6) are slidably mounted on respectively in two circular holes.
6. a kind of vibration absorber for bridge widening construction according to claim 1, which is characterized in that two channel steels
(3) side being located remotely from each other offers pulling eye, and two pulling eyes are connected with two movable chambers (12) respectively, two pull rods (15)
It is slidably mounted on respectively in two pulling eyes and extends to channel steel (3) outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820221278.5U CN208088148U (en) | 2018-02-08 | 2018-02-08 | A kind of vibration absorber for bridge widening construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820221278.5U CN208088148U (en) | 2018-02-08 | 2018-02-08 | A kind of vibration absorber for bridge widening construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208088148U true CN208088148U (en) | 2018-11-13 |
Family
ID=64063946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820221278.5U Expired - Fee Related CN208088148U (en) | 2018-02-08 | 2018-02-08 | A kind of vibration absorber for bridge widening construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208088148U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109371830A (en) * | 2018-12-24 | 2019-02-22 | 张鹏 | Damping device is used in a kind of construction of bridge widening |
-
2018
- 2018-02-08 CN CN201820221278.5U patent/CN208088148U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109371830A (en) * | 2018-12-24 | 2019-02-22 | 张鹏 | Damping device is used in a kind of construction of bridge widening |
| CN109371830B (en) * | 2018-12-24 | 2020-04-07 | 张鹏 | Damping device for bridge widening construction |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181113 Termination date: 20220208 |