CN208917683U - Chain Multidirectional displacement bridge expansion device - Google Patents
Chain Multidirectional displacement bridge expansion device Download PDFInfo
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- CN208917683U CN208917683U CN201821078306.9U CN201821078306U CN208917683U CN 208917683 U CN208917683 U CN 208917683U CN 201821078306 U CN201821078306 U CN 201821078306U CN 208917683 U CN208917683 U CN 208917683U
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- carrier bar
- link block
- bridge
- fixed
- fixing groove
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- 238000006073 displacement reaction Methods 0.000 title claims abstract description 63
- 229920001971 elastomer Polymers 0.000 claims description 21
- 239000000806 elastomer Substances 0.000 claims description 13
- 238000010276 construction Methods 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 239000007787 solid Substances 0.000 claims description 6
- 230000003139 buffering effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 9
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009527 percussion Methods 0.000 description 1
- 239000000837 restrainer Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a kind of chain Multidirectional displacement bridge expansion device, including first across seam carrier bar and second across seam carrier bar；Each first includes the first fixed carrier bar and the first grafting carrier bar across seam carrier bar, first fixed carrier bar is connect with the first link block using pin shaft, first link block slides in the first fixed device, first fixed carrier bar and the first grafting chain-plate pin axis connection, the first grafting carrier bar, which extends and takes, to be put in above the second beam-ends；Second across seam carrier bar includes the second fixed carrier bar and the second grafting carrier bar, second fixed carrier bar is connect with the second link block using pin shaft, second link block slides in the second fixed device, second fixed carrier bar is connect with the second grafting carrier bar using pin shaft, and the second grafting carrier bar, which extends and takes, to be put in above the first beam-ends；First and second grafting carrier bar is closely arranged alternately along bridge lateral.The chain Multidirectional displacement bridge expansion device had not only met bridge and had longitudinally, laterally been displaced and vertical, level angle requirement, but can anti-sandstone, and be conveniently replaceable.
Description
Technical field
The utility model relates to a kind of bridge extension joints, more particularly to a kind of flexible dress of chain multi-directional deflection bridge
It sets.
Background technique
Bridge extension joint is the important component of bridge, and the superiority and inferiority of telescopic device performance directly influences driving
Safety and bridge road it is unimpeded.Increased recently as infrastructure investment, bridge construction is developed rapidly, greatly across
The bridge constructions such as diameter, cable-stayed bridge, suspension bridge it is more and more, these bridges also proposed new want to the performance of telescopic device
It asks.Traditional comb plate, comb joint telescopic device is fixed on the two sides of beam seam due to tooth plate, can only meet the displacement of bridge vertical and horizontal
It is required that for bridge because vertical corner displacement caused by load and other external forces will but be difficult to adapt to.It is existing multidirectional
It conjugates the board-like telescopic device of comb shape and is provided with vertical deflection shaft, but rotation is not flexible, the sideshake of adjacent fingers is big, sandstone
Dust is easily fallen under fishback, and does not have girder falling function.
Utility model content
The purpose of the utility model is to provide a kind of chain Multidirectional displacement bridge expansion devices, to solve the above-mentioned prior art
There are the problem of, not only met bridge length travel, lateral displacement and vertical corner displacement request, but also can be realized anti-sandstone, and
It is conveniently replaceable.
To achieve the above object, the utility model provides following scheme:
The utility model provides a kind of chain Multidirectional displacement bridge expansion device, including is closely arranged side by side along bridge lateral
Multiple first across seam carrier bar and along bridge lateral closely arranged side by side multiple second across seam carrier bar, each described first across seam chain
Plate and each described second is across longitudinal direction of the length direction each parallel to bridge for stitching carrier bar；Each described first across seam carrier bar includes the
One end of one fixed carrier bar and the first grafting carrier bar, the described first fixed carrier bar is connected with the first link block, and described first is fixed
One end of the other end of carrier bar and the first grafting carrier bar is rotatablely connected by the first carrier bar shaft, first link block one
End is rotatablely connected with the described first fixed carrier bar by the first link block shaft, each first carrier bar shaft and each first connection
The axial direction of block shaft is slidably connected to first along bridge lateral and consolidates each parallel to bridge lateral, the other end of first link block
Determine in device, the described first fixed device is used to be fixedly installed on the first beam body of bridge expanssion joint side, and described first inserts
Chain link plate, which is taken, to be put in the first beam body and in the second beam body of the bridge expanssion joint other side and is cross-placed on the upper of bridge expanssion joint
Side；Each described second across seam carrier bar includes the second fixed carrier bar and the second grafting carrier bar, one end of the described second fixed carrier bar
It is connected with the second link block, the other end of the described second fixed carrier bar and one end of the second grafting carrier bar pass through the second carrier bar
Shaft rotation connection, one end of second link block and the second fixed carrier bar are connected by the rotation of the second link block shaft
It connects, the axial direction of each second carrier bar shaft and each second link block shaft is each parallel to bridge lateral, second link block
The other end be slidably connected in the second fixed device along bridge lateral, the described second fixed device is for being fixedly installed on second
In beam body, the second grafting carrier bar takes the top for being put in the first beam body and the second beam body and being cross-placed on bridge expanssion joint；Institute
It states the first grafting carrier bar and the second grafting carrier bar is arranged alternately along bridge lateral, and it is adjacent to make to bridge on bridge expanssion joint
Two the first grafting carrier bars between be closely plugged with the second grafting carrier bar.
Preferably, the described first fixed device includes the first fixing groove, and the length direction of first fixing groove is parallel to
Bridge lateral, each first link block are slidably connected in first fixing groove along bridge lateral, and described first is fixed
Slot with the embedded ribs in the first beam body for being fixedly connected；Described second fixed device includes the second fixing groove, and described second is solid
The length direction for determining slot is parallel to bridge lateral, and it is solid that each second link block is slidably connected to described second along bridge lateral
Determine in slot, second fixing groove with the embedded ribs in the second beam body for being fixedly connected.
Preferably, the first groove body waterproof is filled between two first link blocks adjacent in first fixing groove
Elastomer；The second groove body water-proof elastomer is filled in second fixing groove between adjacent two second link blocks.
Preferably, first fixing groove is set to below the described first fixed carrier bar, the upper end of first link block
It is connect by the first link block shaft with the described first fixed carrier bar, the lower end of first link block is connected in described the
It can slide in one fixing groove and in first fixing groove, be additionally provided with first baffle on the outside of the described first fixed carrier bar；
Second fixing groove is set to below the described second fixed carrier bar, and the upper end of second link block is connected by described second
Block shaft is connect with the described second fixed carrier bar, and the lower end of second link block is connected in second fixing groove and can
It is slided in second fixing groove, is additionally provided with second baffle on the outside of the described second fixed carrier bar.
Preferably, first fixing groove and the first fixed carrier bar connect along the longitudinally opposed setting of bridge, described first
The one end for connecing block is connect by the first link block shaft with the described first fixed carrier bar, the other end of first link block
It is connected in first fixing groove and can be slided in first fixing groove；Second fixing groove is solid with described second
Carrier bar is determined along the longitudinally opposed setting of bridge, and one end of second link block passes through the second link block shaft and described second
Fixed carrier bar connection, the other end of second link block are connected in second fixing groove and can be fixed described second
Sliding in slot.
Preferably, described first steel liner plate is from top to bottom successively equipped with across seam carrier bar lower section across seam carrier bar and described second
With buffering rubber slab.
Preferably, further include a waterproof construction for being set between bridge expanssion joint.
Preferably, the first grafting carrier bar is provided with one long on the side contacted with the second grafting carrier bar
Groove is fixedly connected with horizontally disposed antidetonation pin on the second grafting carrier bar, and the both ends of each antidetonation pin stretch to
It can slide in the long recess that its two sides is correspondingly arranged and in the long recess, each antidetonation pin is along bridge cross
To setting.
The utility model achieves following technical effect compared with the existing technology:
Chain Multidirectional displacement bridge expansion device in the utility model, first across seam carrier bar and second across seam the equal edge of carrier bar
Bridge lateral is closely arranged side by side, and first is combined into a pair of of chain slab element across seam carrier bar across seam carrier bar and second, is readily transported
And installation；In use, one end of the first fixed carrier bar and the first grafting carrier bar is rotatablely connected by the first carrier bar shaft, first connects
It connects block one end and is rotatablely connected with the first fixed carrier bar by the first link block shaft, each first carrier bar shaft and each first link block
The axial direction of shaft can satisfy the first beam body and want relative to the first vertical corner displacement across seam carrier bar each parallel to bridge lateral
It asks；First link block slides in the first fixed device along bridge lateral, can satisfy the first beam body relative to first across seam chain
The lateral displacement requirement of plate, and each first can individually be taken out out of bridge lateral two sides gap across seam carrier bar and be carried out more
It changes, it is easy to operate.Similarly, one end of the second fixed carrier bar and the second grafting carrier bar is rotatablely connected by the second carrier bar shaft, the
One end of two link blocks is rotatablely connected with the second fixed carrier bar by the second link block shaft, each second carrier bar shaft and each second
The axial direction of link block shaft can satisfy the second beam body relative to the second vertical corner across seam carrier bar each parallel to bridge lateral
Displacement request；Second link block slides in the second fixed device along bridge lateral, can satisfy the second beam body relative to second
Lateral displacement requirement across seam carrier bar, and each second can individually be taken out out of bridge lateral two sides gap across seam carrier bar
It is replaced；Consequently facilitating safeguarding to chain Multidirectional displacement bridge expansion device, and maintenance cost is effectively reduced.
First grafting carrier bar is taken the top for being put in bridge expanssion joint and is extended in the second beam body, and the second grafting carrier bar, which is taken, to be put
In bridge expanssion joint top and extend in the first beam body, chain Multidirectional displacement bridge expansion device is by two sides first across seam
Carrier bar and second is formed across seam carrier bar grafting joining, and the first grafting carrier bar and the second grafting carrier bar are arranged alternately along bridge lateral,
And make to take on bridge expanssion joint and be closely plugged with a second grafting carrier bar between adjacent two the first grafting carrier bar put,
A first grafting carrier bar is closely plugged between two adjacent the second grafting carrier bars, and the first fixed carrier bar is along bridge cross
It is arranged side by side to close, the second fixed carrier bar is closely arranged side by side along bridge lateral, and it is opposite across seam carrier bar can to meet first
In the second displacement request along bridge longitudinal direction across seam carrier bar, and it can prevent sandstone from falling under bridge.
Chain Multidirectional displacement bridge expansion device in the utility model can either meet bridge length travel, lateral position
Move and vertical corner displacement request, and can be realized prevents sandstone from falling under bridge, and be easily installed replacement first across seam carrier bar or
Second across seam carrier bar.First across seam carrier bar and second across seam carrier bar be closely arranged side by side along bridge lateral, adjacent first across
Carrier bar and adjacent second is stitched across the bridge lateral gap very little between seam carrier bar, driving is comfortable, and dust-proof, noise is small.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model
Some embodiments for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other attached drawings.
Fig. 1 is a kind of structural schematic diagram of chain Multidirectional displacement bridge expansion device provided by the utility model；
Fig. 2 is the partial enlargement diagram at the chain Multidirectional displacement bridge expansion device A in Fig. 1；
Fig. 3 is the partial enlargement diagram at the chain Multidirectional displacement bridge expansion device B in Fig. 1；
Fig. 4 is the main view of the chain Multidirectional displacement bridge expansion device in Fig. 1；
Fig. 5 is that the first fixing groove of the chain Multidirectional displacement bridge expansion device in Fig. 1 and the assembly of the first link block are closed
It is schematic diagram；
Fig. 6 be chain Multidirectional displacement bridge expansion device provided by the utility model first across seam carrier bar and second across seam
A kind of connection relationship diagram of carrier bar；
Fig. 7 is the antidetonation pin of chain Multidirectional displacement bridge expansion device provided by the utility model and a kind of shape of long recess
State schematic diagram；
Fig. 8 is another structural schematic diagram of chain Multidirectional displacement bridge expansion device provided by the utility model；
Fig. 9 is the partial enlargement diagram at the chain Multidirectional displacement bridge expansion device C in Fig. 8；
Figure 10 is that the first fixing groove of the chain Multidirectional displacement bridge expansion device in Fig. 8 and the assembly of the first link block are closed
It is schematic diagram；
In figure: 1- first is across seam carrier bar；11- first fixes carrier bar；111- first baffle；12- the first grafting carrier bar；121-
Long recess；13- the first carrier bar water-proof elastomer；2- second is across seam carrier bar；21- second fixes carrier bar；211- second baffle；22-
Second grafting carrier bar；221- antidetonation pin；23- the second carrier bar water-proof elastomer；The first link block of 31-；311- the first groove body waterproof
Elastomer；The second link block of 32-；4- bridge expanssion joint；The first beam body of 51-；The second beam body of 52-；6- embedded ribs；71- first is solid
Determine slot；The second fixing groove of 72-；81- the first link block shaft；82- the second link block shaft；91- the first carrier bar shaft；92-
Two carrier bar shafts；101- steel liner plate；102- yielding rubber plate；103- waterproof construction.
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.
The purpose of the utility model is to provide a kind of chain Multidirectional displacement bridge expansion devices, to solve the above-mentioned prior art
There are the problem of, not only met bridge length travel, lateral displacement and vertical corner displacement request, but also can be realized anti-sandstone, anti-
Beam is fallen, and is conveniently replaceable.
To keep the above objects, features, and advantages of the utility model more obvious and easy to understand, with reference to the accompanying drawing and have
Body embodiment is described in further detail the utility model.
The utility model provides a kind of chain Multidirectional displacement bridge expansion device, in one specific embodiment of the utility model
In, chain Multidirectional displacement bridge expansion device, as shown in figures 1-4, including along bridge lateral closely arranged side by side multiple first
Across seam carrier bar 1 and along bridge lateral closely arranged side by side multiple second across seam carrier bar 2, each first across seam carrier bar 1 and each second
Longitudinal direction of the length direction across seam carrier bar 2 each parallel to bridge；Each first across seam carrier bar 1 includes the first fixed carrier bar 11 and the
One grafting carrier bar 12, one end of the first fixed carrier bar 11 are connected with the first link block 3, the other end of the first fixed carrier bar 11 and the
One end of one grafting carrier bar 12 is rotatablely connected by the first carrier bar shaft 91, one end of the first link block 3 and the first fixed carrier bar
11 are rotatablely connected by the first link block shaft 81, and the other end of the first link block 3 is slidably connected to first along bridge lateral and consolidates
Determine in device, the first fixed device is used to be fixedly installed on the first beam body 51 of 4 side of bridge expanssion joint, the first grafting carrier bar
12 take and are put in the first beam body 5 and in the second beam body 6 of 4 other side of bridge expanssion joint and are cross-placed on the upper of bridge expanssion joint 4
Side；Each second fixes carrier bar 21 and the second grafting carrier bar 22 including second across seam carrier bar 2, and one end of the second fixed carrier bar 21 connects
It is connected to the second link block 32, the other end of the second fixed carrier bar 21 and one end of the second grafting carrier bar 22 pass through the second carrier bar
Shaft 92 is rotatablely connected, and one end of the second link block 32 and the second fixed carrier bar 21 are rotated by the second link block shaft 82
The other end of connection, the second link block 32 is slidably connected in the second fixed device along bridge lateral, and the second fixed device is used for
It is fixedly installed in the second beam body 52, the second grafting carrier bar, which is taken, to be put in the first beam body and the second beam body and be cross-placed on bridge
The top at expansion joint；First grafting carrier bar 12 and the second grafting carrier bar 22 are arranged alternately along bridge lateral, and make bridge expanssion joint 4
On take and be closely plugged with a second grafting carrier bar 22 between the first grafting of adjacent two carrier bar 12 put.
Chain Multidirectional displacement bridge expansion device in the utility model, first is equal across seam carrier bar 2 across seam carrier bar 1 and second
It is closely arranged side by side along bridge lateral, first is combined into a pair of of chain slab element across seam carrier bar 2 across seam carrier bar 1 and second, is convenient for
Transport and installation；Wherein, in use, one end of the first fixed carrier bar 11 be connected with the first link block 31 and with the first link block 31
Rotation connection is formed, meanwhile, the other end of the first fixed carrier bar 11 and one end of the first grafting carrier bar 12 are formed around bridge lateral
Rotation connection, can satisfy the first beam body 51 relative to first across seam carrier bar 1 vertical corner displacement request；First link block
31 and first are slidably connected between fixed device, and there are glade plane spaces between the first link block 31 and the first fixed device, so that
First can horizontally rotate across seam carrier bar 1 around vertical axis, meet certain level angle requirement；First link block 31 is along bridge
It slides laterally in the first fixed device, can satisfy the first beam body 51 relative to the first lateral displacement requirement across seam carrier bar 1,
And each first can individually be taken out out of bridge lateral two sides gap across seam carrier bar 1 and be replaced, it is easy to operate.Together
Reason, one end of the second fixed carrier bar 2, which is connected with the second link block 32 and is formed with the second link block 32, to be rotatablely connected, meanwhile, the
The other end of two fixed carrier bars 21 and one end of the second grafting carrier bar 22 form and are rotatablely connected, and can satisfy 52 phase of the second beam body
For the second vertical corner displacement request across seam carrier bar 2；It is slidably connected between second link block 32 and the first fixed device, the
There are glade plane space between two link blocks 32 and the second fixed device, enable second across seam carrier bar 2 around vertical axis level
Rotation, meets certain level angle requirement；Second link block 32 slides in the second fixed device along bridge lateral, can
Meet the second beam body 52 relative to the second lateral displacement requirement across seam carrier bar 2, and can will be each second across stitching carrier bar 2 from bridge
It individually takes out and is replaced in the gap of beam both lateral sides；Consequently facilitating being tieed up to chain Multidirectional displacement bridge expansion device
Shield, and maintenance cost is effectively reduced.
First grafting carrier bar 12 is taken the top for being put in bridge expanssion joint 4 and is extended in the second beam body 52, the second grafting chain
Plate 22 is taken the top for being put in bridge expanssion joint 4 and is extended in the first beam body 51, and chain Multidirectional displacement bridge expansion device is by two
The first of side forms across seam carrier bar 1 and second across seam 2 grafting joining of carrier bar, 22 edge of the first grafting carrier bar 12 and the second grafting carrier bar
Bridge lateral is arranged alternately, and makes to take close between the first grafting of adjacent two carrier bar 12 put insert on bridge expanssion joint 4
It is connected to a second grafting carrier bar 22, is closely plugged with first grafting between two adjacent the second grafting carrier bars 22
Carrier bar 12, and the first fixed carrier bar 11 is closely arranged side by side along bridge lateral, the second fixed carrier bar 21 along bridge lateral closely simultaneously
Row's setting can meet first across seam carrier bar 1 relative to the second displacement request along bridge longitudinal direction across seam carrier bar 2, and energy
Enough prevent sandstone from falling under bridge.
To sum up, the chain Multidirectional displacement bridge expansion device in the utility model, can either meet bridge length travel, cross
To displacement and vertical corner, level angle requirement, and can be realized prevents sandstone from falling under bridge, and be easily installed replacement first across
Carrier bar 1 or the second is stitched across seam carrier bar 2.First is closely arranged side by side along bridge lateral across seam carrier bar 1 and second across seam carrier bar 2,
For adjacent first across seam carrier bar 1 and adjacent second across the bridge lateral gap very little between seam carrier bar 2, driving is comfortable, dust-proof,
Noise is small.
In another specific embodiment of the utility model, the first fixed carrier bar 11 and the second fixed carrier bar 21 are steel plate
Or hollow rhs-structure, the first grafting carrier bar 12 and the second grafting carrier bar 22 are single-casting structure or welded-steel plate construction, jail
Gu it is reliable, the load that first is subject to across seam carrier bar 1 and second across seam carrier bar 2 can be directly delivered to the first beam body 51 or the second beam
On body 52.
In another specific embodiment of the utility model, the first fixed device includes the first fixing groove 71, and first is fixed
The length direction of slot 71 is parallel to bridge lateral, and each first link block 31 is slidably connected to the first fixing groove 71 along bridge lateral
Interior, the first fixing groove 71 with the embedded ribs 6 in the first beam body 51 for being fixedly connected, and each first link block 31 is by the
One link block shaft 81 is connected to the side of one first fixed carrier bar 12, and each first link block shaft 81 is axially parallel to bridge
Beam is lateral；Second fixed device includes the second fixing groove 72, and the length direction of the second fixing groove 72 is parallel to bridge lateral, and each the
Two link blocks 32 are slidably connected in the second fixing groove 72 along bridge lateral, and the second fixing groove 72 is used for and the second beam body 52
Embedded ribs 6 be fixedly connected, and each second link block 32 is connected to one second fixed chain by the second link block shaft 82
The side of plate 22, each second link block shaft 82 are axially parallel to bridge lateral.
In another specific embodiment of the utility model, as shown in figure 5, chain multi-directional deflection bridge is flexible in order to prevent
Device water storage corrosion, in the first fixing groove 71 of chain Multidirectional displacement bridge expansion device two adjacent the first link blocks 31 it
Between be filled with the first groove body water-proof elastomer 311；It is filled between two adjacent the second link blocks 32 in second fixing groove 72
Second groove body water-proof elastomer.
In another specific embodiment of the utility model, the axial direction of the first carrier bar shaft 91 and the second carrier bar shaft 92
Each parallel to bridge lateral.
In another specific embodiment of the utility model, as shown in figure 5, the first fixing groove 71 is set to the first fixed chain
The upper end of 11 lower section of plate, the first link block 31 is connect by the first link block shaft 81 with the first fixed carrier bar 11, the first connection
The lower end of block 31 is connected in the first fixing groove 71 and can slide in the first fixing groove 71, the outside of the first fixed carrier bar 11
It is additionally provided with first baffle 111, concrete is to chain multi-directional deflection bridge when first baffle 111 is for stopping the first beam body 51 to pour
The influence of beam telescopic device；Second fixing groove 72 is set to the second fixed 21 lower section of carrier bar, and the upper end of the second link block 32 passes through
Second link block shaft 82 is connect with the second fixed carrier bar 21, and the lower end of the second link block 32 is connected in the second fixing groove 72 simultaneously
It can be slided in the second fixing groove 72, the outside of the second fixed carrier bar 21 is additionally provided with second baffle 211, and second baffle 211 is used
Influence of the concrete to chain Multidirectional displacement bridge expansion device when stopping the second beam body 52 to pour.
In above-described embodiment, in further specific embodiment, as shown in Fig. 1~2,6, in order to further increase chain
The waterproof performance of shape Multidirectional displacement bridge expansion device and the first grafting carrier bar 12 is not influenced around the first link block shaft 81
Rotation, gap and 32 upper end of the first link block and first baffle between 31 upper end of the first link block and the first fixed carrier bar 11
The first carrier bar water-proof elastomer 13 is filled in gap between 111；It is flexible in order to further increase chain multi-directional deflection bridge
The waterproof performance of device and the second grafting carrier bar 22 is not influenced in the rotation of the second link block shaft 82, the second link block 32
It is filled in the gap between gap and 32 upper end of the second link block and second baffle 211 between end and the second fixed carrier bar 21
There is the second carrier bar water-proof elastomer 23.
In another specific embodiment of the utility model, as shown in figs. 8-10, in order to simplify chain multi-directional deflection bridge
The structure of telescopic device, the first fixing groove 71 and the first fixed carrier bar 11 along the longitudinally opposed setting of bridge, the first link block 31
One end is connect by the first link block shaft 81 with the first fixed carrier bar 11, and it is solid that the other end of the first link block 31 is connected in first
Determine in slot 71 and can be slided in the first fixing groove 71；Second fixing groove 72 and the second fixed carrier bar 21 are longitudinally opposed along bridge
One end of setting, the second link block 32 is connect by the second link block shaft 82 with the second fixed carrier bar 21, the second link block 32
The other end be connected in the second fixing groove 72 and can be slided in the second fixing groove 72；The side wall of first fixing groove 71 is
Influence of the concrete to chain Multidirectional displacement bridge expansion device when the first beam body 51 can be stopped to pour, the second fixing groove 72
Influence of the concrete to chain Multidirectional displacement bridge expansion device when side wall can stop the second beam body 52 to pour, it may not be necessary to
The outside of first fixed carrier bar 11 or the outside of the second fixed carrier bar 21 are equipped with the baffle for stopping beam body casting concrete,
Simplify structure.
In above-described embodiment, in further specific embodiment, in order to further increase chain multi-directional deflection bridge
The waterproof performance of telescopic device and do not influence the first grafting carrier bar 12 around the rotation of the first link block shaft 81, the first connection
Between 71 lateral wall of gap and the first link block 31 and the first fixing groove between 31 end face of block and the first fixed carrier bar 11
The first carrier bar water-proof elastomer 13 is filled in gap；In order to further increase the waterproof of chain Multidirectional displacement bridge expansion device
Performance and the second grafting carrier bar 22 is not influenced around the rotation of the second link block shaft 82,32 end face of the second link block and second
The is filled in the gap between 72 lateral wall of gap and the second link block 32 and the second fixing groove between fixed carrier bar 21
Two carrier bar water-proof elastomers 23.
In another specific embodiment of the utility model, as shown in Fig. 1, Fig. 8, first across seam carrier bar 1 and second across seam
2 lower section of carrier bar is from top to bottom successively equipped with steel liner plate 101 and buffering rubber slab 102, and steel liner plate 101 is rigid liner plate, can
A smooth supporting plane is provided for chain Multidirectional displacement bridge expansion device；Yielding rubber plate 102 can be effectively reduced driving
In the process, the mutual percussion between chain Multidirectional displacement bridge expansion device and the first beam body 51 or the second beam body 52.
It further include one stretching for being set to bridge as shown in Fig. 1, Fig. 8 in another specific embodiment of the utility model
Waterproof construction 103 between contracting seam.Waterproof construction 103 includes rubber weather strip and is set to the first beam body 51 and the second beam body 52
On section bar support, rubber weather strip is installed on section bar support, and good airproof performance is easy for installation；Rubber weather strip is more in chain
To the lower section of displacement bridge extension joint, can avoid extending its service life by sunlight direct irradiation.
In order to form anti-fall girder construction, prevent the beam body of bridge from falling or disengaging, in another specific reality of the utility model
Apply in example, as shown in fig. 7, the first grafting carrier bar 12 be provided on the side contacted with the second grafting carrier bar 22 one it is long recessed
Slot 121 is fixedly connected with horizontally disposed antidetonation pin 221 on second grafting carrier bar 22, and the both ends of each antidetonation pin 221 stretch to
It can slide in the long recess 121 that its two sides is correspondingly arranged and in long recess 121, and 121 length of each long recess is identical,
Each 221 diameter of antidetonation pin is identical and is arranged along bridge lateral.Long recess 121 is set in the middle part of the side of the first grafting carrier bar 12,
Antidetonation pin 221 is fixedly installed on the middle part of the second grafting carrier bar 22, and antidetonation pin 221 can slide in long recess 121, works as displacement
When increasing to setting value, the pin of antidetonation 221 and long recess 121 interact amount, can limit the first beam body 51 and the second beam body 52
Continue to be displaced, plays the role of restrainer.
Specific case is applied in the utility model to be expounded the principles of the present invention and embodiment, it is above
The explanation of embodiment is merely used to help understand the method and its core concept of the utility model；Meanwhile for the one of this field
As technical staff, based on the idea of the present invention, there will be changes in the specific implementation manner and application range.To sum up
Described, the content of the present specification should not be construed as a limitation of the present invention.
Claims (8)
1. a kind of chain Multidirectional displacement bridge expansion device, it is characterised in that: more including being closely arranged side by side along bridge lateral
A first across seam carrier bar and along bridge lateral closely arranged side by side multiple second across seam carrier bar, each described first across seam carrier bar and
Longitudinal direction of each described second length direction across seam carrier bar each parallel to bridge；
Each described first across seam carrier bar includes the first fixed carrier bar and the first grafting carrier bar, one end of the described first fixed carrier bar
It is connected with the first link block, the other end of the described first fixed carrier bar and one end of the first grafting carrier bar pass through the first carrier bar
Shaft rotation connection, first link block one end and the first fixed carrier bar are rotatablely connected by the first link block shaft,
Each first carrier bar shaft and each first link block shaft it is axial each parallel to bridge lateral, first link block it is another
One end is slidably connected in the first fixed device along bridge lateral, and the described first fixed device is flexible for being fixedly installed on bridge
In the first beam body for stitching side, the first grafting carrier bar, which is taken, is put in the first beam body and positioned at the second of the bridge expanssion joint other side
In beam body and it is cross-placed on the top of bridge expanssion joint；
Each described second across seam carrier bar includes the second fixed carrier bar and the second grafting carrier bar, one end of the described second fixed carrier bar
It is connected with the second link block, the other end of the described second fixed carrier bar and one end of the second grafting carrier bar pass through the second carrier bar
Shaft rotation connection, one end of second link block and the second fixed carrier bar are connected by the rotation of the second link block shaft
It connects, the axial direction of each second carrier bar shaft and each second link block shaft is each parallel to bridge lateral, second link block
The other end be slidably connected in the second fixed device along bridge lateral, the described second fixed device is for being fixedly installed on second
In beam body, the second grafting carrier bar takes the top for being put in the first beam body and the second beam body and being cross-placed on bridge expanssion joint；
The first grafting carrier bar and the second grafting carrier bar are arranged alternately along bridge lateral, and make to bridge on bridge expanssion joint
Adjacent two the first grafting carrier bar between be closely plugged with the second grafting carrier bar.
2. chain Multidirectional displacement bridge expansion device according to claim 1, it is characterised in that: the described first fixed device
Including the first fixing groove, the length direction of first fixing groove is parallel to bridge lateral, and each first link block is along bridge
Beam, which slides laterally, to be connected in first fixing groove, and first fixing groove is used for and the fixed company of embedded ribs in the first beam body
It connects；
Described second fixed device includes the second fixing groove, and the length direction of second fixing groove is parallel to bridge lateral, respectively
Second link block is slidably connected in second fixing groove along bridge lateral, and second fixing groove is used for and second
Embedded ribs in beam body are fixedly connected.
3. chain Multidirectional displacement bridge expansion device according to claim 2, it is characterised in that: in first fixing groove
The first groove body water-proof elastomer is filled between first link block of adjacent two；Adjacent two in second fixing groove
The second groove body water-proof elastomer is filled between a second link block.
4. chain Multidirectional displacement bridge expansion device according to claim 2 or 3, it is characterised in that: described first is fixed
Slot is set to below the described first fixed carrier bar, the upper end of first link block by the first link block shaft with it is described
First fixed carrier bar connection, the lower end of first link block are connected in first fixing groove and can be solid described first
Determine sliding in slot, is additionally provided with first baffle on the outside of the described first fixed carrier bar；Second fixing groove is set to described second
Below fixed carrier bar, the upper end of second link block is connected by the second link block shaft and the second fixed carrier bar
It connects, the lower end of second link block is connected in second fixing groove and can slide in second fixing groove, institute
It states and is additionally provided with second baffle on the outside of the second fixed carrier bar.
5. chain Multidirectional displacement bridge expansion device according to claim 2 or 3, it is characterised in that: described first is fixed
Along the longitudinally opposed setting of bridge, one end of first link block passes through first link block for slot and the first fixed carrier bar
Shaft is connect with the described first fixed carrier bar, and the other end of first link block is connected in first fixing groove and can
It is slided in first fixing groove；Second fixing groove and the second fixed carrier bar are along the longitudinally opposed setting of bridge, institute
The one end for stating the second link block is connect by the second link block shaft with the described second fixed carrier bar, second link block
The other end be connected in second fixing groove and can be slided in second fixing groove.
6. chain Multidirectional displacement bridge expansion device according to claim 1, it is characterised in that: described first across seam carrier bar
Steel liner plate and buffering rubber slab are from top to bottom successively equipped with across seam carrier bar lower section with described second.
7. chain Multidirectional displacement bridge expansion device according to claim 1, it is characterised in that: further include one for being arranged
Waterproof construction between bridge expanssion joint.
8. chain Multidirectional displacement bridge expansion device according to claim 1, it is characterised in that: the first grafting carrier bar
It is provided with a long recess on the side contacted with the second grafting carrier bar, is fixedly connected on the second grafting carrier bar
There is horizontally disposed antidetonation pin, the both ends of each antidetonation pin stretch in the long recess that its two sides is correspondingly arranged
And can be slided in the long recess, each antidetonation pin is arranged along bridge lateral.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821078306.9U CN208917683U (en) | 2018-07-09 | 2018-07-09 | Chain Multidirectional displacement bridge expansion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821078306.9U CN208917683U (en) | 2018-07-09 | 2018-07-09 | Chain Multidirectional displacement bridge expansion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208917683U true CN208917683U (en) | 2019-05-31 |
Family
ID=66693755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821078306.9U Active CN208917683U (en) | 2018-07-09 | 2018-07-09 | Chain Multidirectional displacement bridge expansion device |
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| Country | Link |
|---|---|
| CN (1) | CN208917683U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108660920A (en) * | 2018-07-09 | 2018-10-16 | 衡水中铁建工程橡胶有限责任公司 | Multidirectional displacement bridge expansion device |
| CN111945557A (en) * | 2020-07-22 | 2020-11-17 | 山西省交通新技术发展有限公司 | Movable tooth end pressing plate type telescopic device for highway bridge |
| CN114657872A (en) * | 2022-03-26 | 2022-06-24 | 吴树超 | Clamping structure for bridge expansion device |
-
2018
- 2018-07-09 CN CN201821078306.9U patent/CN208917683U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108660920A (en) * | 2018-07-09 | 2018-10-16 | 衡水中铁建工程橡胶有限责任公司 | Multidirectional displacement bridge expansion device |
| CN108660920B (en) * | 2018-07-09 | 2023-09-05 | 中裕铁信交通科技股份有限公司 | Chain-shaped multidirectional displacement bridge expansion device |
| CN111945557A (en) * | 2020-07-22 | 2020-11-17 | 山西省交通新技术发展有限公司 | Movable tooth end pressing plate type telescopic device for highway bridge |
| CN114657872A (en) * | 2022-03-26 | 2022-06-24 | 吴树超 | Clamping structure for bridge expansion device |
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Address after: 053000 Hengshui city of Hebei Province North Taocheng District industrial base rubber road No. 1 Patentee after: Zhongyu Tiexin Transportation Technology Co.,Ltd. Patentee after: HENGSHUI CRCPR ENVIRONMENTAL PROTECTION ENGINEERING Co.,Ltd. Patentee after: HEBEI TONGCHUANG TRAFFIC ENGINEERING MATCHING PRODUCT INDUSTRY TECHNOLOGY Co.,Ltd. Address before: 053000 Hengshui city of Hebei Province North Taocheng District industrial base rubber road No. 1 Patentee before: HENGSHUI ZHONGTIEJIAN ENGNIEERING RUBBER Co.,Ltd. Patentee before: HENGSHUI CRCPR ENVIRONMENTAL PROTECTION ENGINEERING Co.,Ltd. Patentee before: HEBEI TONGCHUANG TRAFFIC ENGINEERING MATCHING PRODUCT INDUSTRY TECHNOLOGY Co.,Ltd. |
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Address after: 053000 Hengshui city of Hebei Province North Taocheng District industrial base rubber road No. 1 Patentee after: Zhongyu Tiexin Transportation Technology Co.,Ltd. Patentee after: Hengshui Zhongyu Tiexin Environmental Protection Engineering Co.,Ltd. Patentee after: HEBEI TONGCHUANG TRAFFIC ENGINEERING MATCHING PRODUCT INDUSTRY TECHNOLOGY Co.,Ltd. Address before: 053000 Hengshui city of Hebei Province North Taocheng District industrial base rubber road No. 1 Patentee before: Zhongyu Tiexin Transportation Technology Co.,Ltd. Patentee before: HENGSHUI CRCPR ENVIRONMENTAL PROTECTION ENGINEERING Co.,Ltd. Patentee before: HEBEI TONGCHUANG TRAFFIC ENGINEERING MATCHING PRODUCT INDUSTRY TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20231008 Address after: 053000 Hengshui city of Hebei Province North Taocheng District industrial base rubber road No. 1 Patentee after: Zhongyu Tiexin Transportation Technology Co.,Ltd. Patentee after: HEBEI TONGCHUANG TRAFFIC ENGINEERING MATCHING PRODUCT INDUSTRY TECHNOLOGY Co.,Ltd. Address before: 053000 Hengshui city of Hebei Province North Taocheng District industrial base rubber road No. 1 Patentee before: Zhongyu Tiexin Transportation Technology Co.,Ltd. Patentee before: Hengshui Zhongyu Tiexin Environmental Protection Engineering Co.,Ltd. Patentee before: HEBEI TONGCHUANG TRAFFIC ENGINEERING MATCHING PRODUCT INDUSTRY TECHNOLOGY Co.,Ltd. |