CN110080101A - Bridge expanssion joint shock-damping structure - Google Patents
Bridge expanssion joint shock-damping structure Download PDFInfo
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- CN110080101A CN110080101A CN201910507915.4A CN201910507915A CN110080101A CN 110080101 A CN110080101 A CN 110080101A CN 201910507915 A CN201910507915 A CN 201910507915A CN 110080101 A CN110080101 A CN 110080101A
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- slide plate
- concrete base
- damping
- dust
- plate
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- 238000013016 damping Methods 0.000 title claims abstract description 117
- 229910000831 Steel Inorganic materials 0.000 claims description 20
- 239000010959 steel Substances 0.000 claims description 20
- 230000001154 acute effect Effects 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 13
- 239000004576 sand Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 239000002689 soil Substances 0.000 description 6
- 230000015271 coagulation Effects 0.000 description 5
- 238000005345 coagulation Methods 0.000 description 5
- 239000011159 matrix material Substances 0.000 description 5
- 230000032683 aging Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/06—Arrangement, construction or bridging of expansion joints
- E01D19/065—Joints having sliding plates
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
- Road Paving Structures (AREA)
Abstract
The invention discloses bridge expanssion joint shock-damping structures, including the first concrete base, the second concrete base, dust-proof slide plate and the expansion joint being formed between the first concrete base and the second concrete base, dust-proof slide plate is crossed on the first concrete base and the second concrete base, dust-proof slide plate has fixing end and sliding end, fixing end is fixed on the first concrete base, sliding end is located on the second concrete base, bridge expanssion joint shock-damping structure further includes damping slide plate, and damping slide plate is slidably disposed between dust-proof slide plate and the second concrete base.The beneficial effects of the present invention are: being provided with damping slide plate, avoid wheel sinkage excessive, cause vehicle shake severe, with good damping effect, and the application of damping slide plate, expand the scope of application at dust-proof slide plate expansion joint, former 40 types, 80 type expansion joints are made to be expanded to 160 types and 240 types, the shock-damping structure is simple, convenient for disassembly and assembly, is conducive to promote.
Description
Technical field
The present invention relates to bridge expanssion joint cushion technique fields, especially bridge expanssion joint shock-damping structure.
Background technique
Bridge expanssion joint: it refers to meet the requirement of bridge floor deformation, usually between two beam-ends, between beam-ends and abutment
Or expansion joint is set in the articulated position of bridge.It is required that expansion joint it is parallel, perpendicular to the both direction of bridge axes, can be from
Solid and reliable by stretching, vehicle driving is out-of-date to answer smoothly, without kick and noise；It wants to prevent rainwater and rubbish soil from penetrating into resistance
Plug；Installation, check, maintenance, eliminate dirt will simple and convenient.
With the variation of temperature, the width at expansion joint can then change bridge, when expansion joint changes, stretch
The gap of component and width of roadway can then change, and inventor obtains by the analysis of a large amount of data, when bridge is not flexible,
The width at its expansion joint is 160mm, and after Changes in weather, the width at expansion joint can change between 80mm ~ 240mm, when stretching
Contracting seam gap become larger, then wheel sinkage can be made to increase to the part between expansion joint, so as to cause vehicle driving to stretch
Shake is more severe when seam, therefore just needs to consider vehicle damping.
As shown in Figure 5 and Figure 6, existing damping processing mode is that crossbeam 18 is installed between expansion joint, to guarantee crossbeam
Installation, it is necessary to consider the mounting bracket of crossbeam, when existing crossbeam is installed, be bolted, the position of crossbeam is consolidated
It is fixed, but as vehicle continues through, bolt can be loosened because of shake, it is therefore desirable to a large amount of personnel carry out bolt location
Maintenance, to guarantee the fixation of crossbeam, and existing waterstop can also lead to aging because of solarization, so that waterstop makes
It is lower with the service life, it can only generally use 2 ~ 3 years.
For solution waterstop problem of aging, has already appeared and expansion joint is covered by this technical solution by an expansion plate,
But the technical solution, in 160 types and 240 type, since the stroke of bridge is big, so as to cause between expansion plate and roadbed
Gap value is very big, severity of jolting when vehicle driving passes through, and reduces comfort of the vehicle by bridge.
Summary of the invention
The purpose of the present invention is to overcome the shortcomings of the existing technology, provides a kind of good damping effect, bridge easy for installation
Expansion joint shock-damping structure.
The purpose of the present invention is achieved through the following technical solutions: bridge expanssion joint shock-damping structure, including the first concrete
Base portion, the second concrete base, dust-proof slide plate and it is formed in stretching between the first concrete base and the second concrete base
Contracting seam, dust-proof slide plate are crossed on the first concrete base and the second concrete base, and dust-proof slide plate has fixing end and sliding
End, fixing end are fixed on the first concrete base, and sliding end is located on the second concrete base, it is characterised in that: bridge is stretched
Contracting seam shock-damping structure further includes damping slide plate, damping slide plate be slidably disposed in dust-proof slide plate and the second concrete base it
Between.
Preferably, it is horizontally arranged with baffle on the second concrete base, baffle is bonded with road surface.
Preferably, damping slide plate includes sliding panel and damping convex block, and damping convex block is transversely mounted on sliding panel, and damping
Convex block is between baffle and the sliding end of dust-proof slide plate.
Preferably, waterstop is had below expansion joint, one end of waterstop is mounted on the first concrete base, sealing
The other end of band is mounted on the second concrete base.
Preferably, anchor plate, and expansion joint two sides are embedded in the first concrete base and the second concrete base
Anchor plate on be mounted on C-type steel plate, the both ends of waterstop are provided with the card division being stuck in C-type steel plate.
Preferably, the upper surface of the second concrete base is equipped with the second backing plate, and sliding panel is slidably placed on second
On backing plate, and shown second backing plate is connect with the anchor plate being located in the second concrete base.
Preferably, the sliding end bottom of dust-proof slide plate offers limiting slot, and the upper surface of sliding panel is provided with limited block, and
Limited block is located in limiting slot.
Preferably, damping convex block is up-small and down-big trapezoidal convex block, and the sliding end end face of dust-proof slide plate is inclined-plane, and sliding
Angle α between the inclined-plane and sliding panel of moved end end face is acute angle, and baffle is inclined-plane close to the end face of damping convex block, and on baffle
Inclined-plane and the second backing plate angle β be acute angle.
Preferably, the top at the top of damping convex block, the top of dust-proof slide plate and baffle is flushed with road surface.
Preferably, the fixing end of dust-proof slide plate is fixedly mounted on the first concrete base by anchor bolt, and dust-proof slide plate
Fixing end and the first concrete base between the first backing plate is installed, the first backing plate is fixedly mounted on the first concrete base
On anchor plate.
The invention has the following advantages that
1, damping slide plate is provided between dust-proof slide plate and baffle, damping slide plate becomes the gap between dust-proof slide plate and baffle
At two, so that the amount of wheel sinkage reduces, cushioning effect is played；
2, it is provided with limiting slot and limited block, after dust-proof slide plate amount of movement is more than setting value, dust-proof slide plate is able to drive damping
Slide plate moves synchronously so that the stroke of bridge, can share on the gap between damping convex block and dust-proof slide plate with
And on the gap between damping convex block and baffle, so that gap and damping convex block and gear between damping convex block and dust-proof slide plate
Gap between plate will not change excessive, to avoid wheel sinkage excessive, causes vehicle shake severe, ensure that damping is imitated
Fruit；
3, dust-proof slide plate is by anchor bolts, and damping slide plate is then placed on the second backing plate, and limited block is located in limiting slot,
Compared with existing damping device, mounting bracket is not necessarily to when damping slide plate is installed, so that damping slide plate is easy for installation, and
When disassembly, anchor bolt is taken out, after then taking out dust-proof slide plate, so that it may damping slide plate is dismantled so that damping slide plate and
Entire bridge expansion joint installation is convenient for disassembly and assembly；
4, dust-proof slide plate blocks expansion joint, avoids a large amount of silt and water enters on waterstop, reduces the negative of waterstop
Lotus, and waterstop will not be exposed to the sun, to extenuate the aging of waterstop, so that the service life of waterstop is significantly increased and existing
It compares, service life can be promoted from 2 ~ 3 years by 6 ~ 8 years；
5, inclined-plane is provided on baffle, dust-proof slide plate is provided with inclined-plane and up-small and down-big trapezoidal damping convex block, so that dust-proof
Slide plate has the function of that shovel is husky, thus by the grains of sand be deposited in the groove between dust-proof slide plate and damping convex block and damping convex block with
In the groove of baffle, and under the bridge gradient and flow action, the grains of sand can be fast, easily discharged.
6, the application of damping slide plate expands the scope of application at dust-proof slide plate expansion joint, expands former 40 types, 80 type expansion joints
Greatly to 160 types and 240 types.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the schematic cross-sectional view at I of the present invention；
Fig. 3 is the structural schematic diagram of C-type steel plate；
Fig. 4 is the structural schematic diagram of waterstop；
Fig. 5 is the scheme of installation one of existing D160 type crossbeam；
Fig. 6 is the scheme of installation two of existing D160 type crossbeam；
In figure, the dust-proof slide plate of 1-, the first concrete base of 2-, 3-C shape steel plate, 4- waterstop, 5- anchor bolt, the first backing plate of 6-, 7-
Damping slide plate, 8- damping convex block, the second backing plate of 9-, 10- baffle, 11- limiting slot, 12- limited block, the second concrete base of 13-,
14- anchor plate, 15- sliding panel, the card division 16-, 17- backgauge portion, 18- crossbeam.
Specific embodiment
To keep the purposes, technical schemes and advantages of embodiment of the present invention clearer, implement below in conjunction with the present invention
The technical solution in embodiment of the present invention is clearly and completely described in attached drawing in mode, it is clear that described reality
The mode of applying is some embodiments of the invention, rather than whole embodiments.Usually it is described and illustrated herein in the accompanying drawings
The component of embodiment of the present invention can arrange and design with a variety of different configurations.
Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below to protect
The scope of the present invention of shield, but it is merely representative of selected embodiment of the invention.Based on the embodiment in the present invention, ability
Domain those of ordinary skill every other embodiment obtained without creative efforts, belongs to the present invention
The range of protection.
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can
To be combined with each other.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, or be somebody's turn to do
Invention product using when the orientation or positional relationship usually put or those skilled in the art orientation or position that usually understand
Relationship is set, is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning are necessary
It with specific orientation, is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term
" first ", " second " etc. are only used for distinguishing description, are not understood to indicate or imply relative importance.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ",
" installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one
Connect to body；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be indirect by intermediary
It is connected, can be the connection inside two elements.For the ordinary skill in the art, on being understood with concrete condition
State the concrete meaning of term in the present invention.
As shown in Figure 1, bridge expanssion joint shock-damping structure, including it is the first concrete base 2, the second concrete base 13, anti-
Dirt slide plate 1 and the expansion joint being formed between the first concrete base 2 and the second concrete base 13, the first concrete base
2 and second concrete base 13 by concreting, when pouring, need in the first concrete base 2 and the second coagulation soil matrix
Reinforcing bar is buried in portion 13, thus increase the structural strength of the first concrete base 2 and the second concrete base 13, further,
Before pouring, first it is mounted on anchor plate 14 to be poured the first concrete base 2 and the second concrete base 13 respectively
Pour intracavitary, after the completion of pouring, be then embedded with anchor plate 14 in the first concrete base 2 and the second concrete base 13.
Dust-proof slide plate 1 is steel plate, and dust-proof slide plate 1 is crossed on the first concrete base 2 and the second concrete base 13,
Therefore dust-proof slide plate 1 then covers expansion joint, and dust-proof slide plate 1 has fixing end and sliding end, and fixing end is fixed on the first coagulation
In soil matrix portion 2, sliding end is located on the second concrete base 13, and the length for the sliding end being located on the second concrete base 13
Degree is greater than the largest deformation amount of bridge expanssion joint, and further, the fixing end of dust-proof slide plate 1 is fixedly mounted on the by anchor bolt 5
On one concrete base 2, and the first backing plate 6 is installed between the fixing end of dust-proof slide plate 1 and the first concrete base 2, first
Backing plate 6 is fixedly mounted on the anchor plate 14 of the first concrete base 2, the thickness of the first backing plate 6 according to road surface thickness and
Dust-proof 1 thickness of slide plate determines, during installation, according to the size of road surface size and dust-proof slide plate 1, selects suitable first backing plate 6,
It is pouring between the first concrete base 2, just the first backing plate 6 is being mounted on anchor plate 14, therefore poured the first coagulation
Behind soil matrix portion 2, the installation of the first backing plate 6 is also just completed, after dust-proof slide plate 1 installs, the upper surface and road of dust-proof slide plate 1
Face flushes, so that wheel will not squeeze road surface corner angle when vehicle passes through, when bridge is when occurring dilatation, and dust-proof cunning
The sliding end of plate 1 is then relatively moved with the second concrete base 13, to guarantee the stability that bridge uses.
In the present embodiment, it being horizontally arranged with baffle 10 on the second concrete base 13, baffle 10 is bonded with road surface, and
The height of baffle 10 is flushed with the height on road surface, so that can avoid wheel squeezes road surface corner angle, and the sliding end of dust-proof slide plate 1
Gap between baffle 10 is greater than the largest deformation amount at expansion joint.
In the present embodiment, bridge expanssion joint shock-damping structure further includes damping slide plate 7, and damping slide plate 7 is slidably arranged
Between dust-proof slide plate 1 and the second concrete base 13, damping slide plate 7 is steel construction, and further, damping slide plate 7 includes sliding
Movable plate 15 and damping convex block 8, damping convex block 8 are transversely mounted on sliding panel 15, and damping convex block 8 is located at baffle 10 and dust-proof cunning
Between the sliding end of plate 1, it is preferred that middle position of the damping convex block 8 between baffle 10 and sliding end, and damping convex block 8
Width be 2 ~ 3 centimeters, connected by welding between damping convex block 8 and sliding panel 15, naturally it is also possible to use spiral
Connection, it is preferred that damping convex block 8 is welded on the end of sliding panel 15, therefore, between the sliding end and baffle 10 of dust-proof slide plate 1
Gap width be the largest deformation amount plus-minus shake width of convex block 8 at expansion joint, damping convex block 8 and baffle 10 minimum clearance
With the sum of the minimum clearance of damping convex block 8 and dust-proof 1 sliding end of slide plate, in the present embodiment, for the sliding convenient for sliding panel 15,
It is equipped with the second backing plate 9 in the upper surface of the second concrete base 13, sliding panel 15 is slidably placed on the second backing plate 9,
Likewise, just first the second backing plate 9 is mounted on anchor plate 14 when pouring the second concrete base 13, it then will anchoring
Steel plate 14 and the second backing plate 9, which are placed on, to be poured intracavitary, after the completion of the second concrete base 13 pours, also just completes the second pad
The installation of plate 9, and the second backing plate 9 is located in the upper surface of the second concrete base 13, when damping slide plate 7 and dust-proof slide plate 1 are pacified
After installing, the top of dust-proof slide plate 1 is flushed with road surface, and the second backing plate 9 is steel plate, when damping slide plate 7 is placed on the second backing plate 9
Afterwards, 7 stress of damping slide plate can then be slided with respect to the second backing plate 9, in the present embodiment, the top of damping convex block 8, dust-proof slide plate 1
Top and the top of baffle 10 flushed with road surface, damping convex block 8 divides the gap between dust-proof slide plate 1 and baffle 10
At two gaps, when expansion joint is in minimum value, the gap width between damping convex block 8 and baffle 10 is at least 0.5 centimeter,
Gap width between damping convex block 8 and dust-proof slide plate 1 is at least 0.5 centimeter, it is preferred that when expansion joint is in minimum value,
Gap width between damping convex block 8 and baffle 10 is 0.5 centimeter, and the gap width between damping convex block 8 and dust-proof slide plate 1 is
0.5 centimeter.
In the present embodiment, the sliding end bottom of dust-proof slide plate 1 offers limiting slot 11, the upper surface setting of sliding panel 15
There is limited block 12, and limited block 12 is located in limiting slot 11, when bridge dilatation, the opposite second coagulation soil matrix of dust-proof slide plate 1
Portion 13 is slided, and after limited block 12 and the contact of limiting slot 11, continues to slide when dust-proof slide plate 1, limiting slot 11 then can be to limit
Block 12 applies a thrust, so that sliding panel 15 is pushed to slide, further, in the initial position that bridge does not stretch, limit
Block 12 is located at the middle position of limiting slot 11, and the spacing between the front-rear side walls of limited block 12 and the front-rear side walls of limiting slot 11
For the half of expansion joint largest deformation amount.
If the width at expansion joint is W, the width of damping convex block 8 is B, and the largest deformation amount of bridge is L, damping convex block 8 with
Minimum clearance between the minimum clearance and damping convex block and dust-proof slide plate 1 of baffle 10 is A, and in initial installation, bridge is not
Occur it is flexible, at this point, the gap width between damping convex block 8 and dust-proof slide plate 1 is (L/4+A), damping convex block 8 and baffle 10 it
Between gap width be (L/4+A), spacing between the front-rear side walls of limited block 12 and the front-rear side walls of limiting slot 11 is L/4,
When temperature increases, when expansion joint is reduced to W-L/2, in this deformation process, dust-proof slide plate 1 is first close to the mobile L/4's of baffle 10
Distance, limited block 12 is contacted with the side wall of limiting slot 11 at this time, and then dust-proof slide plate 1 continues the distance toward the mobile L/4 of baffle 10,
The distance of the mobile L/4 of dust-proof slide plate 1 past baffle 10 synchronous with damping slide plate 7 at this time, finally, damping convex block 8 and dust-proof slide plate 1 it
Between gap width be minimum value A, gap width between damping convex block 8 and baffle 10 is minimum value A, when temperature reduces, bridge
Beam is shunk, when expansion joint increases to W+L/2, in this deformation process, and distance of the dust-proof slide plate 1 first far from the mobile L/4 of baffle 10,
Limited block 12 is contacted with the side wall of limiting slot 11 at this time, and then dust-proof slide plate 1 continues the distance far from the mobile L/4 of baffle 10, this
When dust-proof slide plate 1 separate baffle 10 synchronous with damping slide plate 7 mobile L/4 distance, at this point, damping convex block 8 and dust-proof slide plate 1 it
Between gap width be L/2+A, gap width between damping convex block 8 and baffle 10 is L/2+A, in actual installation process,
Then need consider outdoor temperature, the position of reasonable installation damping convex block 8, for example, outdoor temperature be bridge thermal expansion maximum temperature when, i.e.,
When the width at expansion joint is W-L/2 at this time, when installing damping convex block 8, then make the gap between damping convex block 8 and baffle 10
Width is A, and the gap width between damping convex block 8 and dust-proof slide plate 1 is A stretches at this time when temperature is in the lowest temperature
When the width of seam is W+L/2, after installing damping convex block 8 at this time, the gap width between damping convex block 8 and dust-proof slide plate 1 is
L/2+A, the gap width between damping convex block 8 and baffle 10 are L/2+A.
In the present embodiment, damping convex block 8 is up-small and down-big trapezoidal convex block, as shown in Fig. 2, in the present embodiment, subtracting
The width B of shake convex block 8 refers to the maximum width of damping convex block 8, and the sliding end end face of dust-proof slide plate 1 is inclined-plane, and sliding end end
Angle α between the inclined-plane and sliding panel 15 in face is acute angle, and baffle 10 is inclined-plane close to the end face of damping convex block 8, and baffle 10
On inclined-plane and the angle β of the second backing plate 9 be acute angle, therefore when dust-proof slide plate 1 is into 10 moving process of baffle or sliding panel 15
Into 10 moving process of baffle, all have the function of that shovel is husky, by the sand in the gap between damping convex block 8 and dust-proof slide plate 1
Grain is accumulated toward 8 direction of damping convex block, and by the grains of sand in the gap between damping convex block 8 and baffle 10 toward 10 direction heap of baffle
Product, when due to Bridge Design, the high both sides in middle part are low, and with 2 degree of the gradient, therefore during shoveling husky, the grains of sand can be gradually toward road
The both sides in face are mobile, have the function of sand discharge, and when encountering rainy day or road surface is sprinkled water, the grains of sand are just with water flow edge
The skewed slot discharge between the skewed slot and damping convex block 8 and baffle 10 between dust-proof slide plate 1 and damping convex block 8, and baffle
Inclined-plane on 10, the inclined-plane of dust-proof slide plate 1 and up-small and down-big trapezoidal damping convex block 8, so that the grains of sand are under flow action, energy
It is enough to be fast, easily discharged.
In the present embodiment, as shown in Figure 3 and Figure 4, waterstop 4 is had below expansion joint, since dust-proof slide plate 1 will be stretched
Contracting seam covers, and effectively prevent waterstop 4 by solarization aging, covers expansion joint by expansion plate 1, waterstop 4 can make
With 6 ~ 8 years, and existing waterstop 4, it can only use 2 ~ 3 years, therefore the service life of waterstop 4 is significantly extended, at this
In embodiment, one end of waterstop 4 is mounted on the first concrete base 2, and the other end of waterstop 4 is mounted on the second concrete
On base portion 13, further, it is mounted on C-type steel plate 3 on the anchor plate 14 of expansion joint two sides, in the present embodiment, first by C
Shape steel plate 3 is welded in factory with anchor plate 14, the first backing plate 6, the second backing plate 9, is then pouring the first coagulation soil matrix
When portion 2 and the second concrete base 13, by C-type steel plate 3 and anchor plate 14 be placed on it is corresponding pour in cavity, pour completion
Afterwards, anchor plate 14 is then located in corresponding first concrete base 2 and the second concrete base 13, and C-type steel plate 3 is then located at
In the opposing sidewalls of first concrete base 2 and the second concrete base 13, i.e. the two sides that are located at expansion joint of C-type steel plate 3, preferably
, the one side wall that C-type steel plate 3 is equivalent to rectangular steel plates opens up a through slot, and thereby make C-type steel plate 3 have a backgauge portion
17, and the both ends of waterstop 4 are provided with the card division 16 being stuck in C-type steel plate 3, card division 16 is filled in the gap of C-type steel plate 3
It is interior.
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art,
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement, all within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in this
Within the protection scope of invention.
Claims (10)
1. bridge expanssion joint shock-damping structure, including the first concrete base, the second concrete base, dust-proof slide plate and it is formed in
Expansion joint between first concrete base and second concrete base, the dust-proof slide plate are crossed on described first
On concrete base and second concrete base, the dust-proof slide plate has fixing end and sliding end, and the fixing end is solid
It is scheduled on first concrete base, the sliding end is located on second concrete base, it is characterised in that: the bridge
Beam expansion joint shock-damping structure further includes damping slide plate, and the damping slide plate is slidably disposed in the dust-proof slide plate and described
Between two concrete bases.
2. bridge expanssion joint shock-damping structure according to claim 1, it is characterised in that: horizontal on second concrete base
To baffle is provided with, the baffle is bonded with road surface.
3. bridge expanssion joint shock-damping structure according to claim 2, it is characterised in that: the damping slide plate includes sliding panel
With damping convex block, the damping convex block is transversely mounted on the sliding panel, and the damping convex block is located at the baffle and institute
Between the sliding end for stating dust-proof slide plate.
4. bridge expanssion joint shock-damping structure according to claim 1, it is characterised in that: had only below the expansion joint
Water band, one end of the waterstop are mounted on the first concrete base, and the other end of the waterstop is mounted on described second
On concrete base.
5. bridge expanssion joint shock-damping structure according to claim 4, it is characterised in that: first concrete base and institute
It states and is embedded with anchor plate in the second concrete base, and be mounted on C-type steel on the anchor plate of the expansion joint two sides
Plate, the both ends of the waterstop are provided with the card division being stuck in the C-type steel plate.
6. bridge expanssion joint shock-damping structure according to claim 5, it is characterised in that: second concrete base it is upper
Surface is equipped with the second backing plate, and the sliding panel is slidably placed on the second backing plate, and shown second backing plate be located at institute
State the anchor plate connection in the second concrete base.
7. bridge expanssion joint shock-damping structure according to claim 6, it is characterised in that: the sliding end bottom of the dust-proof slide plate
Portion offers limiting slot, and the upper surface of the sliding panel is provided with limited block, and the limited block is located in the limiting slot.
8. bridge expanssion joint shock-damping structure according to claim 7, it is characterised in that: the damping convex block is up-small and down-big
Trapezoidal convex block, and the sliding end end face of the dust-proof slide plate is inclined-plane, and the inclined-plane of the sliding end end face and sliding panel it
Between angle α be acute angle, the baffle close to the end face of the damping convex block be inclined-plane, and the inclined-plane on the baffle with it is described
The angle β of second backing plate is acute angle.
9. the bridge expanssion joint shock-damping structure according to claim 3 or 8, it is characterised in that: the top of the damping convex block,
The top of the dust-proof slide plate and the top of baffle are flushed with road surface.
10. bridge expanssion joint shock-damping structure according to claim 7, it is characterised in that: the fixing end of the dust-proof slide plate
It is fixedly mounted on first concrete base by anchor bolt, and the fixing end of the dust-proof slide plate and first concrete
First backing plate is installed, first backing plate is fixedly mounted on the anchor plate of first concrete base between base portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910507915.4A CN110080101B (en) | 2019-06-12 | 2019-06-12 | Bridge expansion joint shock-absorbing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910507915.4A CN110080101B (en) | 2019-06-12 | 2019-06-12 | Bridge expansion joint shock-absorbing structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110080101A true CN110080101A (en) | 2019-08-02 |
| CN110080101B CN110080101B (en) | 2024-05-03 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113356512A (en) * | 2021-07-13 | 2021-09-07 | 浙江亚厦装饰股份有限公司 | Expansion joint structure for laying large-area ground |
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| CN206721664U (en) * | 2017-04-24 | 2017-12-08 | 彭世杰 | Bridge expansion joint structure |
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| KR200377908Y1 (en) * | 2004-12-24 | 2005-03-16 | 주식회사 케이.알 | Expansion Joint Device for Rail Road Bridg |
| EP1719839A2 (en) * | 2005-05-03 | 2006-11-08 | RW Sollinger Hütte GmbH | Roller cover for road joints |
| CA2709128A1 (en) * | 2007-12-14 | 2009-06-25 | Construction Research & Technology Gmbh | Expansion joint system |
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| CN204475158U (en) * | 2015-02-09 | 2015-07-15 | 辽宁北方橡塑机械有限公司 | Modular multi-directional deflection comb plate, comb joint stretching device |
| CN206127870U (en) * | 2016-08-17 | 2017-04-26 | 成都济通路桥科技有限公司 | Jian zhishi noise reduction telescoping device |
| CN206721664U (en) * | 2017-04-24 | 2017-12-08 | 彭世杰 | Bridge expansion joint structure |
| CN210177360U (en) * | 2019-06-12 | 2020-03-24 | 汪小鹏 | Bridge expansion joint shock-absorbing structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113356512A (en) * | 2021-07-13 | 2021-09-07 | 浙江亚厦装饰股份有限公司 | Expansion joint structure for laying large-area ground |
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| CN110080101B (en) | 2024-05-03 |
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Effective date of registration: 20240614 Address after: 810003 room 4151, No. 8, Xiaoqiao street, Chengbei District, Xining City, Qinghai Province Patentee after: Qinghai JIAYE Engineering Design Co.,Ltd. Country or region after: China Address before: No.24 Wenyi South Road, Beilin District, Xi'an, Shaanxi 710000 Patentee before: Wang Xiaopeng Country or region before: China |