CN209384097U - A kind of Simple telescopic crack structure - Google Patents
A kind of Simple telescopic crack structure Download PDFInfo
- Publication number
- CN209384097U CN209384097U CN201920004894.XU CN201920004894U CN209384097U CN 209384097 U CN209384097 U CN 209384097U CN 201920004894 U CN201920004894 U CN 201920004894U CN 209384097 U CN209384097 U CN 209384097U
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- China
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- reinforcing bar
- angle steel
- bracket reinforcing
- type groove
- simple telescopic
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- Road Paving Structures (AREA)
Abstract
The utility model discloses a kind of Simple telescopic crack structures, including U-type groove, angle steel and bracket reinforcing bar, flexible filler is filled with inside the U-type groove, the both ends of the U-type groove are connected separately with the angle steel, each angle steel is connected separately with several bracket reinforcing bars again, the other end of the bracket reinforcing bar is fixed on the steel mesh of the reinforced concrete pavement layer of expansion joint two sides floorings, and the top of the U-type groove, angle steel and bracket reinforcing bar is also equipped with asphalt concrete layer.The Simple telescopic crack structure of the utility model is embedded in advance in reinforced concrete pavement layer, can be directly anchored on steel mesh, and working procedure is few, construction is convenient, firm and reliable connection；And asphalt concrete layer at an upper portion thereof, expansion joint is not exposed, and road surface is continuous, beautiful, improves road-ability；The flexible filler of inside filling, then can effectively eliminate noise, moreover it is possible to prevent rainwater and soil from falling into gap, improve the durability of bridge deck structure.
Description
Technical field
The utility model relates to Highway-bridge Expansion Joints technical field of structures, especially a kind of Simple telescopic crack structure.
Background technique
Expansion joint refers to prevent building member since climate temperature changes (heat expansion, shrinkage), and structure is made to generate crack
Or destroy and along the suitable position in building or structures construction joint direction setting a build joint.What Highway-bridge Expansion Joints referred to
It is the requirement to meet road structure deformation, usually between two beam-ends, between beam-ends and abutment or in the articulated position of bridge
Expansion joint is set.It is required that expansion joint it is parallel, perpendicular to the both direction of bridge axes, can free extension, solid and reliable, vehicle
Ying Pingshun when running over, without kick and noise；It wants to prevent rainwater and rubbish soil from penetrating into obstruction；Install, check, conserving,
Eliminating dirt will simple and convenient.The effect of bridge expanssion joint: it is to adjust as caused by vehicular load and bridge construction material
Superstructure between displacement and connection.
There are a variety of various forms of expansion joints in existing market, but mostly in the presence of structure is complicated, constructs outside inconvenient, expansion joint
Dew influences the deficiencies of beautiful, and therefore, it is necessary to design, a kind of structure is simple, convenient and fast expanded joint structure of constructing.
Utility model content
The goal of the invention of the utility model is: in view of the problems of the existing technology, providing a kind of Simple telescopic seam knot
Structure.
To achieve the goals above, the technical solution adopted in the utility model are as follows:
A kind of Simple telescopic crack structure, including U-type groove, angle steel and bracket reinforcing bar, U-type groove inside filling is flexible to fill out
Object is filled, the both ends of the U-type groove are connected separately with the angle steel, and each angle steel is connected separately with several brackets again
Reinforcing bar, the other end of the bracket reinforcing bar are fixed on the steel mesh of the reinforced concrete pavement layer of expansion joint two sides floorings,
The top of the U-type groove, angle steel and bracket reinforcing bar is also equipped with asphalt concrete layer.
Expansion joint described in the utility model can not only adaptation level deformation demand, be also able to satisfy the vertical deformation of bridge
It needs, when differential settlement occurs for the structure of expansion joint two sides, U-type groove can carry out adaptability deformation, and internal filling
Flexible filler can rapidly adapt to the deformation of U-type groove under the rolling of wheel, to realize vertical deformation.
The Simple telescopic crack structure of the utility model is embedded in advance in reinforced concrete pavement layer, can be directly anchored to steel mesh
On, working procedure is few, construction is convenient, firm and reliable connection；And asphalt concrete layer at an upper portion thereof, expansion joint is not exposed,
Road surface is continuous, beautiful, improves road-ability；The flexible filler of inside filling, then can effectively eliminate noise, moreover it is possible to prevent
Rainwater and soil are fallen into gap, improve the durability of bridge deck structure；The utility model structure is simple, and level can be achieved at the same time
Deformation and vertical deformation.
As a preferred embodiment of the present invention, the angle steel and bracket reinforcing bar are fixed on the reinforced concrete pavement layer
Inside is embedded in concrete in expanded joint structure, improves bonding strength.
As a preferred embodiment of the present invention, each bracket reinforcing bar is equipped with bending part, and the bracket reinforcing bar passes through
The bending part is connected with the steel mesh, and bending part can directly hook on the steel mesh, convenient for construction.
As a preferred embodiment of the present invention, the bracket reinforcing bar includes long reinforcing bar and bar dowel, be may also comprise a variety of
Different length dimensions.
As a preferred embodiment of the present invention, the long reinforcing bar and bar dowel are arranged alternately, and improve bonding strength.
As a preferred embodiment of the present invention, the flexible filler includes asphalt cement, tar sand or thin formula pitch
One kind of concrete is available locally, cost is relatively low.
As a preferred embodiment of the present invention, the U-type groove and the angle steel are welded to connect, the bracket reinforcing bar and institute
Angle steel welded connecting is stated, it is easy for construction.
In conclusion by adopting the above-described technical solution, the beneficial effects of the utility model are:
The Simple telescopic crack structure of the utility model is embedded in advance in reinforced concrete pavement layer, can be directly anchored to steel mesh
On, working procedure is few, construction is convenient, firm and reliable connection；And asphalt concrete layer at an upper portion thereof, expansion joint is not exposed,
Road surface is continuous, beautiful, improves road-ability；The flexible filler of inside filling, then can effectively eliminate noise, moreover it is possible to prevent
Rainwater and soil are fallen into gap, improve the durability of bridge deck structure；The utility model structure is simple, and level can be achieved at the same time
Deformation and vertical deformation.
Detailed description of the invention
Fig. 1 is the structure section figure of Simple telescopic crack structure described in the utility model.
Fig. 2 is the structural plan figure of Simple telescopic crack structure described in the utility model.
Fig. 3 is the structural schematic diagram of long reinforcing bar described in the utility model.
Fig. 4 is the structural schematic diagram of bar dowel described in the utility model.
Marked in the figure: 1-U type groove, 2- angle steel, 3- bracket reinforcing bar, 31- bending part, 32- long reinforcing bar, 33- bar dowel, 4- are soft
Property filler, 5- beam slab, 6- reinforced concrete pavement layer, 7- asphalt concrete layer.
Specific embodiment
With reference to the accompanying drawing, the utility model is described in detail.
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only to explain this
Utility model is not used to limit the utility model.
As Figure 1-Figure 2, a kind of Simple telescopic crack structure, including U-type groove 1, angle steel 2 and bracket reinforcing bar 3, it is described U-shaped
Flexible filler 4 is filled with inside slot 1.
Specifically, two sides of the U-type groove 1 are welded to connect with the angle steel 2 respectively, each angle steel 2 divides again
It is not welded and connected with several bracket reinforcing bars 3.The flexible filler 4 includes asphalt cement, tar sand or thin formula pitch
One kind of concrete.
In science of bridge building, the structure of expansion joint two sides includes beam slab 5, reinforced concrete pavement layer 6 and bituminous concrete
Layer 7.In the present invention, the angle steel 2 and bracket reinforcing bar 3 are fixed on inside the reinforced concrete pavement layer 6, and described
The bending part 31 of bracket reinforcing bar 3 is fixed on the steel mesh of reinforced concrete pavement layer 6.Further, the utility model will also be whole
Set expanded joint structure is hidden in 7 lower section of asphalt concrete layer, i.e., the top of the described U-type groove 1, angle steel 2 and bracket reinforcing bar 3 is also laid with
There is asphalt concrete layer 7.
The bracket reinforcing bar 3 includes long reinforcing bar 32 and bar dowel 33, and the long reinforcing bar 32 and bar dowel 33 are arranged alternately, institute
It states long reinforcing bar 32 and bar dowel 33 is equipped with bending part 31 (as shown in Fig. 3 Fig. 4).
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (7)
1. a kind of Simple telescopic crack structure, which is characterized in that described U-shaped including U-type groove (1), angle steel (2) and bracket reinforcing bar (3)
Flexible filler (4) are filled with inside slot (1), the both ends of the U-type groove (1) are connected separately with the angle steel (2), each described
Angle steel (2) is connected separately with several bracket reinforcing bars (3) again, and the other end of the bracket reinforcing bar (3) is fixed on expansion joint
On the steel mesh of the reinforced concrete pavement layer (6) of two sides floorings, the U-type groove (1), angle steel (2) and bracket reinforcing bar (3)
Top is also equipped with asphalt concrete layer (7).
2. a kind of Simple telescopic crack structure according to claim 1, which is characterized in that the angle steel (2) and bracket reinforcing bar
(3) it is internal to be fixed on the reinforced concrete pavement layer (6).
3. a kind of Simple telescopic crack structure according to claim 1, which is characterized in that each bracket reinforcing bar (3) sets
Have bending part (31), the bracket reinforcing bar (3) is connected by the bending part (31) with the steel mesh.
4. a kind of Simple telescopic crack structure according to claim 1, which is characterized in that the bracket reinforcing bar (3) includes length
Reinforcing bar (32) and bar dowel (33).
5. a kind of Simple telescopic crack structure according to claim 4, which is characterized in that the long reinforcing bar (32) and bar dowel
(33) it is arranged alternately.
6. a kind of Simple telescopic crack structure according to claim 1, which is characterized in that the flexible filler (4) includes
One of asphalt cement, tar sand or thin formula bitumen concrete.
7. -6 any a kind of Simple telescopic crack structure according to claim 1, which is characterized in that the U-type groove (1) and institute
Angle steel (2) welded connecting is stated, the bracket reinforcing bar (3) and the angle steel (2) are welded to connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920004894.XU CN209384097U (en) | 2019-01-02 | 2019-01-02 | A kind of Simple telescopic crack structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920004894.XU CN209384097U (en) | 2019-01-02 | 2019-01-02 | A kind of Simple telescopic crack structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209384097U true CN209384097U (en) | 2019-09-13 |
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ID=67863553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920004894.XU Active CN209384097U (en) | 2019-01-02 | 2019-01-02 | A kind of Simple telescopic crack structure |
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| Country | Link |
|---|---|
| CN (1) | CN209384097U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115450263A (en) * | 2022-09-13 | 2022-12-09 | 广州中衡称重设备有限公司 | Expansion joint structure for wagon balance and steel structure concrete type wagon balance |
-
2019
- 2019-01-02 CN CN201920004894.XU patent/CN209384097U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115450263A (en) * | 2022-09-13 | 2022-12-09 | 广州中衡称重设备有限公司 | Expansion joint structure for wagon balance and steel structure concrete type wagon balance |
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