CN209024955U - A kind of bridge expanssion joint cover board - Google Patents
A kind of bridge expanssion joint cover board Download PDFInfo
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- CN209024955U CN209024955U CN201821166837.3U CN201821166837U CN209024955U CN 209024955 U CN209024955 U CN 209024955U CN 201821166837 U CN201821166837 U CN 201821166837U CN 209024955 U CN209024955 U CN 209024955U
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- cover board
- bar
- fixedly installed
- fixed block
- buffer
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Abstract
The utility model discloses a kind of bridge expanssion joint cover boards, including cover board, increase resistance layer, loose buffer plate, mounting rod, damping spring, connecting rod, motion bar, fixed link, hydraulic cylinder, firm bar, buffer bar, mandril, buffer spring, bottom bar, bearing rod, stabiliser bar, first fixed block, shock-absorption air bag, second fixed block and side lever, increasing resistance layer is fixedly installed at the top of the cover board, the left and right sides of the cover board passes through shaft and is connected with loose buffer plate, the left and right sides of the cover board bottom is fixedly installed with mounting rod, the bottom of the cover board and damping spring is fixedly installed between two mounting rods, the bottom of damping spring is fixedly installed with connecting rod.The bridge expanssion joint cover board, overall structure is simple, realizes the adjustable purpose of depth that cover board extends in bridge floor seam, and the firm of installation can be realized according to bridge size and load-bearing dynamics, user-friendly.
Description
Technical field
The utility model relates to technical field of bridge construction, specially a kind of bridge expanssion joint cover board.
Background technique
Bridge construction builds the process of bridge according to design content, refers mainly to bridge Construction Technology and construction organization, construction
The contents such as management and construction quality, bridge expanssion joint refer to meet the requirement of bridge floor deformation, usually between two beam-ends, beam-ends
Expansion joint is set between abutment or in the articulated position of bridge, it is desirable that expansion joint is being parallel and perpendicular to two of bridge axes
Direction, energy free extension, it is solid and reliable.
After the installation of bridge expanssion joint, need to be fixed on expansion joint using cover board, such as Chinese patent CN
A kind of bridge expanssion joint cover board is disclosed in 206581134 U, which includes being arranged in bridge expanssion joint two
Two foundation piles in the concrete layer of side, foundation pile have been bolted cover board, and anti-slip layer is provided on cover board, and the low side of cover board is set
It is equipped with support tripod, the two sides that thorn is symmetricly set on the foundation pile are auxiliarily fixed, its advantages are that installation is firm, are made for a long time
With that will not be subjected to displacement, still, the depth that it haves the defects that cover board extends in bridge floor seam can not be adjusted, therefore can not basis
Bridge size and load-bearing dynamics realize the firm of installation, it has not been convenient to the use of user.
Utility model content
It is mentioned above in the background art to solve the purpose of this utility model is to provide a kind of bridge expanssion joint cover board
There are problems that the defect that the depth that cover board extends in bridge floor seam can not be adjusted.
To achieve the above object, the utility model provides the following technical solutions: a kind of bridge expanssion joint cover board, including lid
Plate increases resistance layer, loose buffer plate, mounting rod, damping spring, connecting rod, motion bar, fixed link, hydraulic cylinder, firm bar, buffering
Bar, mandril, buffer spring, bottom bar, bearing rod, stabiliser bar, the first fixed block, shock-absorption air bag, the second fixed block and side lever, it is described
Increasing resistance layer is fixedly installed at the top of cover board, the left and right sides of the cover board passes through shaft and is connected with loose buffer plate,
The left and right sides of the cover board bottom is fixedly installed with mounting rod, the bottom of the cover board and is located at solid between two mounting rods
Dingan County is equipped with damping spring, and the bottom of damping spring is fixedly installed with connecting rod, and the bottom of connecting rod is fixedly installed with motion bar,
The bottom of motion bar is run through and extends to the inside of fixed link and be flexibly connected with fixed link, and the bottom of the motion bar is fixed to be connected
It is connected to hydraulic cylinder, the bottom of hydraulic cylinder is fixedly connected with the bottom of fixed link inner cavity, and the bottom of the fixed link is fixedly installed with
Firm bar consolidates and is fixedly connected to buffer bar at left and right sides of bar, and the top of buffer bar is fixedly connected with the bottom of cover board, institute
The bottom for stating firm bar is fixedly installed with bearing rod, and the left and right sides of bearing rod passes through roller bearing and is connected with stabiliser bar, surely
Fixed pole is fixedly installed with the first fixed block far from the side of bearing rod, and the inner cavity of the first fixed block is fixedly installed with one end through simultaneously
The shock-absorption air bag of the first fixed block bottom is extended to, the bottom of shock-absorption air bag is fixedly connected with the inner cavity of the second fixed block, described
Side of second fixed block far from shock-absorption air bag is by being fixedly installed with side lever.
Preferably, increasing resistance screw thread is offered at the top of the increasing resistance layer.
Preferably, the quantity of the loose buffer plate is two, and two loose buffer plates are in symmetrically to be equally spaced, described
The arc-shaped ramp shaped in the top of loose buffer plate.
Preferably, opening compatible with motion bar is offered at the top of the fixed link, the inside of the fixed link is
Hollow, it is fixedly connected to one end at left and right sides of the motion bar and runs through and extend to the gag lever post outside fixed link, institute
The left and right sides for stating fixed link offers movable long hole compatible with gag lever post.
Preferably, the buffer bar is made of mandril, buffer spring and bottom bar, and the bottom of the mandril is fixedly installed with slow
Spring is rushed, the bottom of the buffer spring is fixedly installed with bottom bar, and the bottom bar is L-shaped.
Preferably, first fixed block and the second fixed block are in U-shape, first fixed block and the second fixed block
Quantity is two groups.
Compared with prior art, the utility model has the beneficial effects that a kind of bridge expanssion joint cover board, passes through hydraulic cylinder
Operation drive the adjusting of motion bar height, and then realize the adjusting of cover board height, by the bearing rod of bottom of device and cover board it
Between distance increase or shorten, and then side lever can be put into bridge seam in depth be adjusted, the depth position that side lever is put into
Deep some stability that can increase cover board and bridge and fix are set, the phenomenon that running car skids, damping can be reduced by increasing resistance layer
The shaking force that buffer spring and shock-absorption air bag in spring, buffer bar generate when can be to running car effectively slowed down and
Neutralizing changes the distance between two side levers by adjusting the angle of stabiliser bar, to effectively guarantee that side lever and bridge stitch it
Between the tightness and stability that are bonded, then side lever and bridge seam side are fixed together using fixing screws, overall structure letter
It is single, it realizes the adjustable purpose of depth that cover board extends in bridge floor seam, can be realized according to bridge size and load-bearing dynamics
Consolidating for installation, it is user-friendly.
Detailed description of the invention
Fig. 1 is a kind of this practical structural schematic diagram of bridge expanssion joint cover board；
Fig. 2 is enlarged drawing at A in a kind of originally practical bridge expanssion joint cover board Fig. 1；
Fig. 3 is a kind of this practical side structure schematic diagram of bridge expanssion joint cover board buffer bar.
In figure: 1- cover board；2- increases resistance layer；3- loose buffer plate；4- mounting rod；5- damping spring；6- connecting rod；7- activity
Bar；8- fixed link；9- hydraulic cylinder；10- consolidates bar；11- buffer bar；1101- mandril；1102- buffer spring；1103- bottom bar；
12- bearing rod；13- stabiliser bar；The first fixed block of 14-；15- shock-absorption air bag；The second fixed block of 16-；17- side lever.
Specific embodiment
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.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1, Fig. 2 and Fig. 3 are please referred to, a kind of embodiment provided by the utility model: a kind of bridge expanssion joint cover board, including
Cover board 1, increase resistance layer 2, loose buffer plate 3, mounting rod 4, damping spring 5, connecting rod 6, motion bar 7, fixed link 8, hydraulic cylinder 9,
Firm bar 10, buffer bar 11, mandril 1101, buffer spring 1102, bottom bar 1103, bearing rod 12, stabiliser bar 13, the first fixed block
14, shock-absorption air bag 15, the second fixed block 16 and side lever 17, the top of cover board 1, which is fixedly installed with, increases resistance layer 2, increases the top of resistance layer 2
Increasing resistance screw thread is offered, to effectively prevent from having skidded phenomenon in rainy day vehicle traveling process, the left and right sides of cover board 1
Loose buffer plate 3 is connected with by shaft, the quantity of loose buffer plate 3 is two, and two loose buffer plates 3 are in pair
Title is equally spaced, the arc-shaped ramp shaped in the top of loose buffer plate 3, can be by the arc ramp shaped at 3 top of loose buffer plate to automobile
Traveling causes the power for centainly hindering and buffering, while loose buffer plate 3 can carry out the tune of angle according to the flatness situation of bridge floor
Whole, the left and right sides of 1 bottom of cover board is fixedly installed with mounting rod 4, passes through the connection realization pair of mounting rod 4 and bridge inner concrete
The fixation of 1 position of cover board, the bottom of cover board 1 and is fixedly installed with damping spring 5, damping spring 5 between two mounting rods 4
Bottom be fixedly installed with connecting rod 6, the bottom of connecting rod 6 is fixedly installed with motion bar 7, and the bottom of motion bar 7 is run through and prolonged
It extends to the inside of fixed link 8 and is flexibly connected with fixed link 8, the top of fixed link 8 offers open compatible with motion bar 7
Mouthful, the inside of fixed link 8 be it is hollow, the left and right sides of motion bar 7 is fixedly connected to one end and runs through and extend to fixed link 8
External gag lever post, the left and right sides of fixed link 8 offers movable long hole compatible with gag lever post, by gag lever post to work
The position of lever 7 is defined, and effectively prevents motion bar 7 from detaching the outside of fixed link 8, and the bottom of motion bar 7 is fixed
It is connected with hydraulic cylinder 9, the model of hydraulic cylinder 9 can be HOB, and hydraulic cylinder 9 is that hydraulic energy is changed into mechanical energy, does linear reciprocation
The hydraulic actuator of movement, the structure of hydraulic cylinder 9 is simple and reliable operation, when being realized reciprocating motion, can be removed from and be subtracted with it
Speed variator, and there is no drive gap, movement is steady, therefore is used widely, the bottom and 8 inner cavity of fixed link of hydraulic cylinder 9
Bottom be fixedly connected, the bottom of fixed link 8 is fixedly installed with firm bar 10, and the left and right sides of firm bar 10 is fixedly connected to
Buffer bar 11, buffer bar 11 are made of mandril 1101, buffer spring 1102 and bottom bar 1103, and the bottom of mandril 1101 is fixedly mounted
There is buffer spring 1102, the bottom of buffer spring 1102 is fixedly installed with bottom bar 1103, and bottom bar 1103 is L-shaped, buffer bar 11
Top is fixedly connected with the bottom of cover board 1, and the bottom of firm bar 10 is fixedly installed with bearing rod 12, the left and right sides of bearing rod 12
Stabiliser bar 13 is connected with by roller bearing, stabiliser bar 13 is fixedly installed with the first fixed block far from the side of bearing rod 12
14, the inner cavity of the first fixed block 14 is fixedly installed with the shock-absorption air bag 15 that one end is run through and extends to 14 bottom of the first fixed block,
The bottom of shock-absorption air bag 15 is fixedly connected with the inner cavity of the second fixed block 16, and the first fixed block 14 and the second fixed block 16 are in U
The quantity of shape, the first fixed block 14 and the second fixed block 16 is two groups, the second side of the fixed block 16 far from shock-absorption air bag 15
By being fixedly installed with side lever 17, the adjusting of 7 height of motion bar is driven by the operation of hydraulic cylinder 9, and then realizes 1 height of cover board
Adjusting, the distance between the bearing rod 12 of bottom of device and cover board 1 are increased or are shortened, and then side lever 17 can be put into
Depth in bridge seam is adjusted, and the depth location that side lever 17 is put into can increase the stabilization that cover board 1 and bridge are fixed more deeply
Property, the phenomenon that running car skids, buffer spring 1102 and damping in damping spring 5, buffer bar 11 can be reduced by increasing resistance layer 2
The shaking force that air bag 15 generates when can be to running car is effectively slowed down and is dissolved, by the angle for adjusting stabiliser bar 13
Change the distance between two side levers 17, to effectively guarantee the tightness and stabilization that are bonded between side lever 17 and bridge seam
Property, then side lever 17 is fixed together with bridge seam side using fixing screws, overall structure is simple, realizes that cover board 1 extends to
The adjustable purpose of depth in bridge floor seam can realize the firm of installation according to bridge size and load-bearing dynamics, conveniently make
The use of user.
Working principle: realizing the adjusting of 1 height of cover board by the operation of hydraulic cylinder 9, then will be after height adjustment
Cover board 1 is mounted in bridge seam, and the mounting rod 4 of 1 bottom of cover board is installed together by fixing screws and bridge deck concrete, cover board 1
The side lever 17 of two sides of the bottom stitches side with bridge by fixing screws and is fixedly installed togather, and overall structure is simple, realizes cover board 1
Installation consolidates, and the phenomenon that running car skids, the buffer spring in damping spring 5, buffer bar 11 can be reduced by increasing resistance layer 2
1102 and the shaking force that generates when can be to running car of shock-absorption air bag 15 effectively slowed down and dissolved, loose buffer plate 3
The arc ramp shaped at top causes the power centainly buffered to running car, while loose buffer plate 3 can be according to the flatness feelings of bridge floor
Condition carries out the adjustment of angle, is integrally improved the effect of cover board 1 bradyseism and damping, is easy to use.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (6)
1. a kind of bridge expanssion joint cover board, including cover board (1), increasing resistance layer (2), loose buffer plate (3), mounting rod (4), damping bullet
Spring (5), connecting rod (6), motion bar (7), fixed link (8), hydraulic cylinder (9), firm bar (10), buffer bar (11), mandril
(1101), buffer spring (1102), bottom bar (1103), bearing rod (12), stabiliser bar (13), the first fixed block (14), damping gas
Capsule (15), the second fixed block (16) and side lever (17), it is characterised in that: be fixedly installed with increasing resistance layer at the top of the cover board (1)
(2), the left and right sides of the cover board (1) passes through shaft and is connected with loose buffer plate (3), cover board (1) bottom
The left and right sides is fixedly installed with mounting rod (4), the bottom of the cover board (1) and the fixed peace between two mounting rods (4)
Equipped with damping spring (5), the bottom of damping spring (5) is fixedly installed with connecting rod (6), and the bottom of connecting rod (6) is fixedly mounted
Having motion bar (7), the bottom of motion bar (7) is run through and extends to the inside of fixed link (8) and be flexibly connected with fixed link (8),
The bottom of the motion bar (7) is fixedly connected with hydraulic cylinder (9), and the bottom of hydraulic cylinder (9) and the bottom of fixed link (8) inner cavity are solid
Fixed connection, the bottom of the fixed link (8) are fixedly installed with firm bar (10), are fixedly connected at left and right sides of firm bar (10)
Have buffer bar (11), the top of buffer bar (11) is fixedly connected with the bottom of cover board (1), and the bottom of the firm bar (10) is fixed
It is equipped with bearing rod (12), the left and right sides of bearing rod (12) passes through roller bearing and is connected with stabiliser bar (13), stabiliser bar
(13) side far from bearing rod (12) is fixedly installed with the first fixed block (14), and the inner cavity of the first fixed block (14) is fixedly mounted
There is one end to run through and extend to the shock-absorption air bag (15) of the first fixed block (14) bottom, the bottom of shock-absorption air bag (15) is solid with second
The inner cavity for determining block (16) is fixedly connected, and side of second fixed block (16) far from shock-absorption air bag (15) is by being fixedly installed with
Side lever (17).
2. a kind of bridge expanssion joint cover board according to claim 1, it is characterised in that: opened at the top of the increasing resistance layer (2)
Screw thread is hindered equipped with increasing.
3. a kind of bridge expanssion joint cover board according to claim 1, it is characterised in that: the number of the loose buffer plate (3)
Amount is two, and two loose buffer plates (3) are in symmetrically to be equally spaced, the arc-shaped ramp shaped in top of the loose buffer plate (3).
4. a kind of bridge expanssion joint cover board according to claim 1, it is characterised in that: opened at the top of the fixed link (8)
Equipped with opening compatible with motion bar (7), the inside of the fixed link (8) is hollow, the left and right two of the motion bar (7)
Side is fixedly connected to one end and runs through and extend to the external gag lever post of fixed link (8), and the left and right sides of the fixed link (8) is equal
Offer movable long hole compatible with gag lever post.
5. a kind of bridge expanssion joint cover board according to claim 1, it is characterised in that: the buffer bar (11) is by mandril
(1101), buffer spring (1102) and bottom bar (1103) composition, the bottom of the mandril (1101) is fixedly installed with buffer spring
(1102), the bottom of the buffer spring (1102) is fixedly installed with bottom bar (1103), and the bottom bar (1103) is L-shaped.
6. a kind of bridge expanssion joint cover board according to claim 1, it is characterised in that: first fixed block (14) and
Two fixed blocks (16) are in U-shape, and the quantity of first fixed block (14) and the second fixed block (16) is two groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821166837.3U CN209024955U (en) | 2018-07-23 | 2018-07-23 | A kind of bridge expanssion joint cover board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821166837.3U CN209024955U (en) | 2018-07-23 | 2018-07-23 | A kind of bridge expanssion joint cover board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209024955U true CN209024955U (en) | 2019-06-25 |
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ID=66872748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821166837.3U Active CN209024955U (en) | 2018-07-23 | 2018-07-23 | A kind of bridge expanssion joint cover board |
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| Country | Link |
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| CN (1) | CN209024955U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111335157A (en) * | 2020-04-01 | 2020-06-26 | 胡令江 | Replaceable bridge expansion device capable of being pulled out and inserted |
| CN114263127A (en) * | 2022-01-06 | 2022-04-01 | 张波 | Gardens bridge structures reinforcing apparatus based on BIM technique |
-
2018
- 2018-07-23 CN CN201821166837.3U patent/CN209024955U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111335157A (en) * | 2020-04-01 | 2020-06-26 | 胡令江 | Replaceable bridge expansion device capable of being pulled out and inserted |
| CN114263127A (en) * | 2022-01-06 | 2022-04-01 | 张波 | Gardens bridge structures reinforcing apparatus based on BIM technique |
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