CN217053021U - Seamless full-rubber bridge expansion joint device - Google Patents
Seamless full-rubber bridge expansion joint device Download PDFInfo
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- CN217053021U CN217053021U CN202123396926.1U CN202123396926U CN217053021U CN 217053021 U CN217053021 U CN 217053021U CN 202123396926 U CN202123396926 U CN 202123396926U CN 217053021 U CN217053021 U CN 217053021U
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- expansion joint
- bridge
- connecting block
- bridge expansion
- joint device
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- 210000003205 muscle Anatomy 0.000 claims description 7
- 238000010276 construction Methods 0.000 abstract description 6
- 230000035939 shock Effects 0.000 abstract description 5
- 238000001125 extrusion Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 210000001503 joint Anatomy 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002436 steel type Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to a bridge technical field specifically is seamless full rubber bridge expansion joint device, the on-line screen storage device comprises an upper end plate, the first fixed orifices of a plurality of have all been seted up to the both sides of up end, the below of up end is provided with two well roof beams, the below of up end is provided with down the terminal surface, the shape and the size homogeneous phase of size and up end of terminal surface down equal, a plurality of second fixed orifices has all been seted up to the both sides of terminal surface down, the both sides of up end all are provided with a curb plate, two one side of curb plate all is provided with a plurality of third fixed orifices. The utility model has the advantages that: this seamless full rubber bridge expansion joint device not only has improved the structural strength of bridge expansion joint department through the flexible subassembly that sets up, greatly improves the shock resistance of bridge expansion joint department moreover, prevents that two adjacent bridge sections from extrudeing the collision each other, avoids potential safety hazards such as bridge floor breaking occur, greatly improves bridge construction quality for the security of bridge improves greatly.
Description
Technical Field
The utility model relates to a bridge technical field, especially seamless full rubber bridge expansion joint device.
Background
The bridge expansion joint is located bridge superstructure expansion end, bridge floor crack department, mainly comprises biography power supporting system and displacement control system, and the bridge expansion joint mainly has three major types according to the material present branch: shaped steel type expansion joint, slab rubber expansion joint and TST elastoplast body expansion joint (do not use at present basically), can also be according to different configuration forms and atress characteristics can be subdivided into five types: (1) the butt joint type expansion joint can be divided into two types of filling butt joint type expansion joint and embedding butt joint type expansion joint according to different construction forms and stress characteristics, (2) steel support type expansion joint which is a structure assembled by steel and can directly bear the load of wheels, the expansion joint device is mainly used for steel bridges and is also used for concrete beams at present, (3) plate type rubber expansion joint which is a rigid-flexible combined expansion joint device and has certain vertical rigidity after bearing the load, so the expansion joint device has the advantages of large span gap capacity (namely large expansion amount) and stable driving, (4) modulus support type expansion joint which is combined by rubber materials with good shock absorption and buffer performance and easy sealing with steel with high strength and good rigidity and can bear the load of vehicles under the condition of large displacement amount, (5) seamless type expansion joint, the expansion joint product with the joint structure not extending out of the bridge deck is also called as a TST bridge expansion joint, and because the expansion joint device does not need to bear too large load in the bridges of rail traffic such as railways, subways, light rails, trolley buses and the like, the adoption of special-shaped steel is not beneficial to saving the cost, and in addition, the existing bridge expansion joint device has a complex structure and higher difficulty in installation and construction.
In view of the above problem, the utility model designs a seamless full rubber bridge expansion joint device.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's shortcoming, provide seamless full rubber bridge expansion joint device.
The purpose of the utility model is realized through the following technical scheme: seamless full rubber bridge expansion joint device, including the up end, the first fixed orifices of a plurality of have all been seted up to the both sides of up end, the below of up end is provided with two well roof beams, the below of up end is provided with down the terminal surface, the shape and the size of terminal surface equal with the shape and the size of up end down, a plurality of second fixed orifices has all been seted up to the both sides of terminal surface down, the both sides of up end all are provided with a curb plate, two a plurality of fourth fixed orifices, two have all been seted up to one side of curb plate the equal first fixed column of fixedly connected with in one side of curb plate, two the equal fixedly connected with in one side of curb plate a plurality of fastening muscle, the both sides of up end all are provided with telescopic component.
Optionally, the two center sills are symmetrically arranged, tops of the two center sills are all in lap joint with the bottom of the upper end face, and one side of each of the two center sills is provided with a third fixing hole.
Optionally, one side of one of the center sills is fixedly connected with two first connecting blocks, one side of one of the center sills is fixedly connected with one second connecting block, the first connecting block and the second connecting block are equal in shape and size, the first connecting block and the second connecting block are both semicircular, and two sides of the second connecting block are respectively overlapped with one side of the first connecting block.
Optionally, the top of the lower end surface is overlapped with the bottoms of the two middle beams.
Optionally, the shapes and sizes of the two first fixing columns are matched with those of the third fixing holes, and the outer surfaces of the two first fixing columns are respectively inserted into the corresponding third fixing holes.
Optionally, a plurality of the fastening rib is linearly distributed on the outer surface of the side plate, and the shape of the fastening rib is letter U-shaped.
Optionally, the telescopic assembly includes a plurality of second fixing columns, the shape and size of the plurality of second fixing columns are matched with the shape and size of the fourth fixing hole, the outer surfaces of the plurality of second fixing columns are respectively inserted into the corresponding fourth fixing holes, and the plurality of second fixing columns are distributed in an array.
Optionally, the telescopic assembly includes a plurality of springs, and the insides of the plurality of springs are respectively sleeved on the outer surfaces of the corresponding second fixing columns.
Optionally, the upper end face, the two middle beams, the first connecting block, the second connecting block, the lower end face and the side plate are all made of rubber.
The utility model has the advantages of it is following:
1. when any one of two adjacent bridge sections laterally moves and extrudes the other adjacent bridge section, the side plate corresponding to one side is close to the middle beam adjacent to the side plate, the second fixing column moves towards the inside of the third fixing hole through the arranged telescopic component, at the moment, the side plate can extrude the spring to compress the spring, so that the telescopic deformation of the bridge floor is realized, when the bridge vibrates excessively, the lateral side movement trend of the side plate is increased, at the moment, the two middle beams can relatively move along with the extrusion of the first fixing column on the side plate on the second fixing hole of the middle beam, the two sides of the second connecting block are respectively overlapped with one side of the first connecting block through the arranged first connecting block and the second connecting block, the bridge is buffered by utilizing the deformation between the first connecting block and the second connecting block, so that the two adjacent bridge sections are prevented from extrusion collision, reduce the cracked risk of bridge floor, improve the bridge security.
2. This seamless full rubber bridge expansion joint device is through the flexible subassembly that sets up, utilize up end, two well roof beams, first connecting block and second connecting block, the rubber material of terminal surface and curb plate down, not only improved the structural strength of bridge expansion joint department, greatly improve the shock resistance of bridge expansion joint department moreover, prevent two adjacent bridge sections and extrude the collision each other, avoid potential safety hazards such as bridge floor breaking occur, greatly improve bridge construction quality for the security of bridge improves greatly.
Drawings
FIG. 1 is a schematic view of a state structure of the present invention;
FIG. 2 is a schematic view of the structure of state two of the present invention;
FIG. 3 is a schematic view of the front view structure of the present invention;
fig. 4 is a schematic view of the center sill structure of the present invention.
In the figure: 1-upper end face, 2-middle beam, 201-third fixing hole, 202-first connecting block, 203-second connecting block, 3-lower end face, 4-side plate, 401-first fixing column, 5-fastening rib, 6-telescopic assembly, 601-second fixing column and 602-spring.
Detailed Description
The present invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.
As shown in fig. 1 to 4, seamless full rubber bridge expansion joint device, it includes up end 1, the first fixed orifices of a plurality of have all been seted up to the both sides of up end 1, the below of up end 1 is provided with two well roof beams 2, the below of up end 1 is provided with down terminal surface 3, the shape and the size homogeneous phase of size and up end 1 of terminal surface 3 down equal, a plurality of second fixed orifices have all been seted up to the both sides of down terminal surface 3, the both sides of up end 1 all are provided with a curb plate 4, a plurality of fourth fixed orifices has all been seted up to one side of two curb plates 4, first fixed column 401 of the equal fixedly connected with in one side of two curb plates 4, the equal fixedly connected with a plurality of fastening muscle 5 in one side of two curb plates 4, the both sides of up end 1 all are provided with flexible subassembly 6.
As a preferred technical solution of the utility model: two well roof beams 2 are the symmetry and set up, and two top of well roof beam 2 all with the bottom overlap joint of up end 1, a third fixed orifices 201 has all been seted up to one side of two well roof beams 2.
As a preferred technical solution of the utility model: one side of one of the center sills 2 is fixedly connected with two first connecting blocks 202, one side of one of the center sills 2 is fixedly connected with one second connecting block 203, the shapes and the sizes of the first connecting block 202 and the second connecting block 203 are equal, the shapes of the first connecting block 202 and the second connecting block 203 are semicircular, two sides of the second connecting block 203 are respectively overlapped with one side of the first connecting block 202, through the arranged first connecting block 202 and the second connecting block 203, when any one of two adjacent bridge sections laterally moves and extrudes the other adjacent bridge section, the side plate 4 of the corresponding side is close to the center sill 2 adjacent to the side plate, the two center sills 2 relatively move along with the extrusion of the third fixing hole 201 of the center sill 2 by the first fixing column 401 on the side plate 4, and the two sides of the second connecting block 203 are respectively overlapped with one side of the first connecting block 202 by the arranged first connecting block 202 and the second connecting block 203, utilize the deformation between first connecting block 202 and the second connecting block 203, realize the buffering to the bridge to avoid two adjacent bridge sections to take place the extrusion collision, reduce the cracked risk of bridge floor, improve the bridge security.
As an optimal technical solution of the utility model: the top of the lower end surface 3 is overlapped with the bottoms of the two middle beams 2.
As a preferred technical solution of the utility model: the shape and size of the two first fixing columns 401 are matched with those of the third fixing hole 201 in size, the outer surfaces of the two first fixing columns 401 are respectively inserted into the corresponding third fixing holes 201, when any one of the two adjacent bridge sections laterally moves and extrudes the other adjacent bridge section through the arranged first fixing columns 401, the side plate 4 corresponding to one side is close to the middle beam 2 adjacent to the side plate 4, and the two middle beams 2 can move relatively along with the extrusion of the first fixing columns 401 on the side plate 4 on the third fixing holes 201 of the middle beams 2.
As an optimal technical solution of the utility model: a plurality of fastening muscle 5 is linear distribution in the surface of curb plate 4, and the shape of a plurality of fastening muscle 5 is letter U-shaped, and through the fastening muscle 5 that sets up, the user can imbed fastening muscle 5 in the concrete of both sides bridge floor, the steadiness of the bridge of reinforcing when constructing the bridge expansion joint.
As an optimal technical solution of the utility model: the telescopic assembly 6 comprises a plurality of second fixing columns 601, the shapes and sizes of the second fixing columns 601 are matched with those of the fourth fixing holes, the outer surfaces of the second fixing columns 601 are respectively inserted into the corresponding fourth fixing holes, and the second fixing columns 601 are distributed in an array manner.
As an optimal technical solution of the utility model: the telescopic assembly 6 comprises a plurality of springs 602, the inner parts of the springs 602 are respectively sleeved on the outer surfaces of the corresponding second fixing columns 601, and the telescopic deformation of the springs 602 is utilized through the arranged springs 602, so that the risk of bridge deck fracture can be reduced.
As a preferred technical solution of the utility model: the material of up end 1, two well roof beams 2, first connecting block 202 and second connecting block 203, lower terminal surface 3 and curb plate 4 is the rubber material, the structural strength of bridge expansion joint department has not only been improved through the rubber material that sets up, greatly improve the shock resistance of bridge expansion joint department moreover, prevent the mutual extrusion collision of two adjacent bridge sections, avoid potential safety hazards such as bridge floor breaking occur, greatly improve bridge construction quality for the security of bridge improves greatly.
In summary, the following steps: when any one of two adjacent bridge sections laterally moves and extrudes the other adjacent bridge section, the side plate 4 corresponding to one side is close to the middle beam 2 adjacent to the side plate, the second fixing column 601 moves towards the inside of the third fixing hole through the arranged telescopic component 6, at this time, the side plate 4 can extrude the spring 602 to compress the spring 602, thereby realizing the telescopic deformation of the bridge deck, when the bridge vibrates excessively, the lateral movement trend of the side plate 4 is increased, at this time, the two middle beams 2 can relatively move along with the extrusion of the first fixing column 401 on the side plate 4 to the third fixing hole 201 of the middle beam 2, the two sides of the second connecting block 203 are respectively lapped with one side of the first connecting block 202 through the arranged first connecting block 202 and the second connecting block 203, and the deformation between the first connecting block 202 and the second connecting block 203 is utilized, the bridge is buffered, so that the two adjacent bridge sections are prevented from being extruded and collided, the risk of bridge deck fracture is reduced, and the safety of the bridge is improved; this seamless full rubber bridge expansion joint device is through the flexible subassembly 6 that sets up, utilize up end 1, two well roof beams 2, first connecting block 202 and second connecting block 203, the rubber material of terminal surface 3 and curb plate 4 down, the structural strength of bridge expansion joint department has not only been improved, and greatly improve the shock resistance of bridge expansion joint department, prevent two adjacent bridge sections mutual extrusion collision, avoid potential safety hazards such as bridge floor breaking occur, greatly improve bridge construction quality, make the security of bridge improve greatly.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. Seamless full rubber bridge expansion joint device, its characterized in that: comprises an upper end surface (1), wherein a plurality of first fixing holes are respectively arranged on two sides of the upper end surface (1), two middle beams (2) are arranged below the upper end surface (1), a lower end surface (3) is arranged below the upper end surface (1), the shape and the size of the lower end surface (3) are equal to those of the upper end surface (1), a plurality of second fixed orifices has all been seted up to the both sides of lower terminal surface (3), the both sides of up end (1) all are provided with one curb plate (4), two a plurality of fourth fixed orifices, two have all been seted up to one side of curb plate (4) first fixed column (401) of the equal fixedly connected with in one side of curb plate (4), two the equal fixedly connected with in one side of curb plate (4) a plurality of fastening muscle (5), the both sides of up end (1) all are provided with telescopic component (6).
2. The seamless all-rubber bridge expansion joint device according to claim 1, wherein: the two middle beams (2) are symmetrically arranged, the tops of the two middle beams (2) are in lap joint with the bottom of the upper end face (1), and one side of each of the two middle beams (2) is provided with a third fixing hole (201).
3. The seamless all-rubber bridge expansion joint device according to claim 1, wherein: one side of one of the middle beams (2) is fixedly connected with two first connecting blocks (202), one side of one of the middle beams (2) is fixedly connected with one second connecting block (203), the first connecting block (202) and the second connecting block (203) are equal in shape and size, the first connecting block (202) and the second connecting block (203) are both semicircular in shape, and two sides of the second connecting block (203) are respectively in lap joint with one side of the first connecting block (202).
4. The seamless all-rubber bridge expansion joint device according to claim 1, wherein: the top of the lower end face (3) is in lap joint with the bottoms of the two middle beams (2).
5. The seamless all-rubber bridge expansion joint device according to claim 1, wherein: the shapes and the sizes of the two first fixing columns (401) are matched with those of the third fixing hole (201), and the outer surfaces of the two first fixing columns (401) are respectively inserted into the corresponding third fixing holes (201).
6. The seamless full-rubber bridge expansion joint device according to claim 1, wherein: the fastening ribs (5) are linearly distributed on the outer surface of the side plate (4), and the fastening ribs (5) are in a letter U shape.
7. The seamless all-rubber bridge expansion joint device according to claim 1, wherein: the telescopic assembly (6) comprises a plurality of second fixing columns (601), the shapes and the sizes of the second fixing columns (601) are matched with those of fourth fixing holes, the outer surfaces of the second fixing columns (601) are respectively inserted into the corresponding fourth fixing holes, and the second fixing columns (601) are distributed in an array mode.
8. The seamless all-rubber bridge expansion joint device according to claim 1, wherein: the telescopic assembly (6) comprises a plurality of springs (602), and the interiors of the springs (602) are respectively sleeved on the outer surfaces of the corresponding second fixing columns (601).
9. The seamless all-rubber bridge expansion joint device according to claim 1, wherein: the upper end face (1), the two middle beams (2), the first connecting block (202), the second connecting block (203), the lower end face (3) and the side plate (4) are all made of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123396926.1U CN217053021U (en) | 2021-12-28 | 2021-12-28 | Seamless full-rubber bridge expansion joint device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123396926.1U CN217053021U (en) | 2021-12-28 | 2021-12-28 | Seamless full-rubber bridge expansion joint device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217053021U true CN217053021U (en) | 2022-07-26 |
Family
ID=82479654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123396926.1U Expired - Fee Related CN217053021U (en) | 2021-12-28 | 2021-12-28 | Seamless full-rubber bridge expansion joint device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217053021U (en) |
-
2021
- 2021-12-28 CN CN202123396926.1U patent/CN217053021U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220726 |