CN209353219U - A kind of bridge expansion joint structure - Google Patents
A kind of bridge expansion joint structure Download PDFInfo
- Publication number
- CN209353219U CN209353219U CN201821897603.6U CN201821897603U CN209353219U CN 209353219 U CN209353219 U CN 209353219U CN 201821897603 U CN201821897603 U CN 201821897603U CN 209353219 U CN209353219 U CN 209353219U
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- China
- Prior art keywords
- plate
- fixed
- bridge expansion
- joint structure
- expansion joint
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Abstract
The utility model discloses a kind of bridge expansion joint structures, including fixed plate and transverse joint plate, it is characterized by: transverse joint plate is set to the top of the fixed plate, the inside region of transverse joint plate and the inside region of fixed plate are stacked on top of each other, the upper surface of fixed plate is fixed with backing plate, the lower surface of transverse joint plate is fixed with slide plate, also, slide plate and the mutual face contact of the backing plate.Utility model has the advantages that the transverse joint plate inside region and fixed plate inside region of the bridge expansion joint structure are stacked on top of each other, and, the backing plate for being fixed on fixed plate upper surface and the mutual face contact of slide plate for being fixed on transverse joint plate lower surface, so that the expanded joint structure has vertical, horizontal displacement function, to preferably meet highway or bridge in the dilatation of vertical and horizontal, widen splicing and installation with expanded joint structure especially suitable for bridge floor.
Description
Technical field
The utility model relates to a kind of bridge expansion joint structures.
Background technique
In order to meet the requirement of bridge floor deformation, usually between two beam-ends, between the beam-ends and abutment or hinge position of bridge
Set setting expansion gap device, and require expansion gap device it is parallel, perpendicular to the both direction of bridge axes, can freely stretch
Contracting, vehicle driving is out-of-date to answer smoothly, without kick and noise.It also wants to prevent rainwater and rubbish soil from penetrating into obstruction, and installs, inspection
Look into, conserve, eliminate dirt will simple and convenient.In addition, railing will be disconnected with deck paving at setting expansion gap device.
The effect of bridge expanssion joint be to adjust displacement between the superstructure as caused by vehicular load and bridge construction material and
It is coupled.The telescopic device of skew bridge is once destroyed, and will seriously affect speed, comfort and the safety of driving, or even causes to go
Vehicle safety accident.
In the bridge stretching structure device applied at present, the longitudinal direction of bridge is mainly solved, perpendicular to the two of bridge axes
A Direction distortion, but the former old bridge in part has been unsatisfactory for the increasingly developed requirement of society, needs to be spliced, add
It is wide.In the case, lateral displacement, Yuan Xianchang can also be generated other than longitudinal, vertical both direction displacement at bridge jointing
Telescopic device has been unable to meet its deformation requirements.In conclusion needing to make existing bridge expansion joint structure further
It improves.
Utility model content
Technical problem to be solved in the utility model be for above-mentioned state of the art, provide a kind of structure it is simple,
The bridge expansion joint structure for having vertical, horizontal displacement function.
Technical solution adopted by the utility model to solve the above technical problems is as follows: the bridge expansion joint structure, including it is solid
Fixed board and transverse joint plate, it is characterised in that: the transverse joint plate is set to the top of the fixed plate, the inside region and fixation of transverse joint plate
The inside region of plate is stacked on top of each other, and the upper surface of the fixed plate is fixed with backing plate, and the lower surface of the transverse joint plate is fixed with cunning
Plate, also, the slide plate and the mutual face contact of the backing plate.
In order to slide transverse joint plate and fixed plate smoothly in transverse direction, longitudinal extension deformation, the backing plate and slide plate are in
Rectangular and backing plate is located at the underface of slide plate.
Preferably, it is provided with groove in the upper surface of the fixed plate, the lower part of the backing plate is embedded in the groove, pad
The top of plate is convexly equipped in the upper surface of the fixed plate.
Further preferably, one end on the transverse joint plate far from fixed plate is equipped with shaft, the shaft be fixed on across
The edge of plate is stitched, also, the rotating shaft support is on rotating shaft supporting seat.In this way, spelling wide highway or bridge in stitching position
When there is vertical direction displacement, transverse joint plate is rotated by shaft to meet deformation needs.
Rotating shaft supporting seat can have a variety of structures, it is preferable that the rotating shaft supporting seat includes bracket and is set to above bracket
Wedge, the wedge and bracket pairing up and down, and bracket and wedge pairing and form the axis hole passed through for the shaft.
For the ease of installing rotating shaft supporting seat, vertical mounting hole up and down is equipped on the bracket and wedge.
For the ease of installing transverse joint plate, vertically arranged transverse joint plate mounting hole is provided on the transverse joint plate.
For the ease of mounting plate, it is equipped with pressing plate in the top of the outside portion of the fixed plate, is opened on the pressing plate
There is upper through-hole, accordingly, is provided in the fixed plate and perforative lower through-hole above and below the upper through-hole.
Further preferably, the fixed plate and transverse joint plate are horizontally disposed.
As the preferred of any of the above-described scheme, the backing plate is resilient sleeper-bearing, and the slide plate is stainless steel plate.
Compared with the prior art, the advantages of the utility model are: the transverse joint plate inside region of the bridge expansion joint structure
It is stacked on top of each other with fixed plate inside region, also, be fixed on the backing plate of fixed plate upper surface and be fixed on transverse joint plate lower surface
The mutual face contact of slide plate, so that the expanded joint structure has vertical, horizontal displacement function, to preferably meet highway or bridge
In the dilatation of vertical and horizontal, widen splicing and installation with expanded joint structure especially suitable for bridge floor.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment；
Fig. 2 is structural schematic diagram of the utility model embodiment under lateral displacement state；
Fig. 3 is structural schematic diagram of the utility model embodiment under length travel state；
Fig. 4 is the decomposition diagram of expansion gap device shown in Fig. 1；
Fig. 5 is the decomposition diagram of another angle of expansion gap device shown in Fig. 1；
Fig. 6 is the side view of expansion gap device shown in Fig. 1；
Fig. 7 is the enlarged diagram of part B in Fig. 6；
Fig. 8 is the schematic diagram of internal structure of the utility model embodiment；
Fig. 9 is the use state diagram of the utility model embodiment.
Specific embodiment
The utility model is described in further detail below in conjunction with figure embodiment.
As shown in Figures 1 to 8, the bridge expansion joint structure in the present embodiment includes fixed plate 1, transverse joint plate 2, backing plate 3, slides
The components such as plate 4, shaft 5, rotating shaft supporting seat 6 and pressing plate 7.
Wherein, fixed plate 1 and transverse joint plate 2 are horizontally disposed, and transverse joint plate 2 is set to the top of fixed plate 1, transverse joint plate 2 it is interior
The inside region of side region and fixed plate 1 is stacked on top of each other.It is provided with groove in the upper surface of fixed plate 1, the lower part of backing plate 3 is embedded at
In groove, the top of backing plate 3 is convexly equipped in the upper surface of fixed plate 1.Slide plate 4 is fixed on the lower surface of transverse joint plate 2, and slide plate 4 is located at
The surface of backing plate 3, and slide plate 4 and the mutual face contact of backing plate 3.
In the present embodiment, backing plate 3 is resilient sleeper-bearing, can such as use polyfluortetraethylene plate, and slide plate 4 uses stainless steel plate.
Also, backing plate 3 and slide plate 4 are square, and backing plate 3 is located at the underface of slide plate 4, using direction shown in arrow A in Fig. 1 as expansion joint
The cross direction profiles of the longitudinal direction of device, backing plate 3 and slide plate 4 respectively along fixed plate 1 and transverse joint plate 2.
One end on transverse joint plate 2 far from fixed plate 1 is equipped with shaft 5, and shaft 5 is fixed on the edge of transverse joint plate 2, and
And shaft 5 is supported on rotating shaft supporting seat 6.In the present embodiment, rotating shaft supporting seat 6 is including bracket 61 and above bracket
Wedge 62, about 61 pairing of wedge 62 and bracket, and bracket 61 and 62 pairing of wedge and form the axis hole passed through for shaft 5.And
And equipped with vertical mounting hole 63 up and down on bracket 61 and wedge 62.
In addition, being provided with vertically arranged transverse joint plate mounting hole 21 on transverse joint plate 2.In the top of the outside portion of fixed plate 1
Equipped with pressing plate 7, upper through-hole 71 is provided on pressing plate 7, accordingly, fixed plate 1 is provided with and the perforative lower through-hole of upper about 71 through-hole
11。
The bridge expansion joint installation is when bridge makees vertical or horizontal displacement, by slide plate 4 and 3 face contact of backing plate in pressure-bearing
In the case of along longitudinal direction, slide laterally, meet the dilatation requirement of highway or bridge.Also, the adaptation of this expansion gap device
Range is highway or bridge of the stroke within 120mm.
As shown in figure 9, the bridge expansion joint structure for the present embodiment is suitable for the occasion widened of lane.Wherein, expansion joint
The transverse joint plate 2 of device is mounted in old bridge beam body 8, and fixed plate 1, which is mounted on, widens in lane beam body 9.Spell wide highway or bridge
Beam may generate sedimentation phenomenon in the early stage, i.e. vertical direction displacement occurs in stitching position, and transverse joint plate 2 will be rotated by shaft 5
Vertical displacement is formed to meet deformation requirements.
Above description is merely a prefered embodiment of the utility model, it is noted that for those of ordinary skill in the art
For, under the premise of not departing from the principles of the present invention, a variety of remodeling or improvement can be carried out to the utility model, these are
It is considered as within the protection scope of the utility model.
Claims (10)
1. a kind of bridge expansion joint structure, including fixed plate (1) and transverse joint plate (2), it is characterised in that: the transverse joint plate (2) sets
In the top of the fixed plate (1), the inside region of transverse joint plate (2) and the inside region of fixed plate (1) are stacked on top of each other, described solid
The upper surface of fixed board (1) is fixed with backing plate (3), and the lower surface of the transverse joint plate (2) is fixed with slide plate (4), also, the slide plate
(4) with the backing plate (3) mutual face contact.
2. bridge expansion joint structure according to claim 1, it is characterised in that: the backing plate (3) and slide plate (4) are in side
Shape and backing plate (3) are located at the underface of slide plate (4).
3. bridge expansion joint structure according to claim 1, it is characterised in that: opened in the upper surface of the fixed plate (1)
Fluted, the lower part of the backing plate (3) is embedded in the groove, and the top of backing plate (3) is convexly equipped in the upper of the fixed plate (1)
Surface.
4. bridge expansion joint structure according to claim 1, it is characterised in that: far from fixed on the transverse joint plate (2)
One end of plate (1) is equipped with shaft (5), and the shaft (5) is fixed on the edge of transverse joint plate (2), also, the shaft (5) is propped up
Support is on rotating shaft supporting seat (6).
5. bridge expansion joint structure according to claim 4, it is characterised in that: the rotating shaft supporting seat (6) includes bracket
(61) wedge (62) and above bracket, the wedge (62) and bracket (61) pairing, and bracket (61) and wedge up and down
(62) pairing and form the axis hole passed through for the shaft (5).
6. bridge expansion joint structure according to claim 5, it is characterised in that: on the bracket (61) and wedge (62)
Equipped with vertical mounting hole (63) up and down.
7. bridge expansion joint structure according to claim 1, it is characterised in that: be provided on the transverse joint plate (2) vertical
The transverse joint plate mounting hole (21) of setting.
8. bridge expansion joint structure according to claim 1, it is characterised in that: in the outside portion of the fixed plate (1)
Top is equipped with pressing plate (7), and upper through-hole (71) are provided on the pressing plate (7), accordingly, is provided on the fixed plate (1) and institute
State through-hole (71) perforative lower through-hole (11) up and down.
9. bridge expansion joint structure according to claim 1, it is characterised in that: the fixed plate (1) and transverse joint plate (2) are equal
It is horizontally disposed.
10. according to claim 1 to bridge expansion joint structure described in any claim in 9, it is characterised in that: the backing plate
It (3) is resilient sleeper-bearing, the slide plate (4) is stainless steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821897603.6U CN209353219U (en) | 2018-11-16 | 2018-11-16 | A kind of bridge expansion joint structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821897603.6U CN209353219U (en) | 2018-11-16 | 2018-11-16 | A kind of bridge expansion joint structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209353219U true CN209353219U (en) | 2019-09-06 |
Family
ID=67783680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821897603.6U Active CN209353219U (en) | 2018-11-16 | 2018-11-16 | A kind of bridge expansion joint structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209353219U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113073549A (en) * | 2021-04-12 | 2021-07-06 | 李志伟 | Bridge guardrail of bridge floor can be widened to dual shock attenuation formula |
-
2018
- 2018-11-16 CN CN201821897603.6U patent/CN209353219U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113073549A (en) * | 2021-04-12 | 2021-07-06 | 李志伟 | Bridge guardrail of bridge floor can be widened to dual shock attenuation formula |
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