CN217948756U - Adjustable expansion joint structure - Google Patents
Adjustable expansion joint structure Download PDFInfo
- Publication number
- CN217948756U CN217948756U CN202221993371.0U CN202221993371U CN217948756U CN 217948756 U CN217948756 U CN 217948756U CN 202221993371 U CN202221993371 U CN 202221993371U CN 217948756 U CN217948756 U CN 217948756U
- Authority
- CN
- China
- Prior art keywords
- steel
- beam steel
- expansion joint
- fixedly arranged
- joint structure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model discloses an expansion joint structure with adjustable relates to bridge expansion joint technical field, and the volume of stretching out and drawing back to traditional expansion joint is with telescoping device is not convenient for independently adjust when the installation, leads to probably need debug repeatedly when the installation, probably influences the problem of efficiency of construction, now proposes following scheme, and it includes crossbeam steel, well roof beam steel, side rail steel and boundary beam steel, the fixed a plurality of crossbeam steels that are the linear array and distribute that are provided with in bottom of well roof beam steel, the crossbeam steel is the vertical distribution with well roof beam steel, the fixed steel cover plate that is provided with a plurality of distributions that adjoin in top of well roof beam steel, the both sides of well roof beam steel all are provided with the side rail steel, two all inlay between side rail steel and the well roof beam steel and be provided with rubber sealing strip, two the top of side rail steel all with steel cover plate sliding contact. The utility model discloses novel structure, when the installation of bridge expansion joint, completion installation that can be swift is favorable to improving the efficiency of construction, suitable popularization.
Description
Technical Field
The utility model relates to a bridge expansion joint technical field especially relates to an expansion joint structure with adjustable.
Background
Bridge expansion joints, which are intended to meet the requirements of bridge deck deformation, are provided between two beam ends, between a beam end and an abutment or at the location of the bridge hinges and serve to accommodate displacements and couplings between the superstructure caused by vehicle loads and bridge building materials. The telescopic connecting device is arranged in the bridge expansion joint, so that two sections of bridges are firmly connected and can be freely stretched, and the vehicles run smoothly without leaps and noises. The flexible volume of traditional expansion joint with telescoping device is not convenient for independently adjust when the installation, leads to probably need debug repeatedly when the installation, probably influences the efficiency of construction. Therefore, in order to solve the problems, an adjustable expansion joint structure is provided.
SUMMERY OF THE UTILITY MODEL
The utility model provides an expansion joint structure with adjustable, the flexible volume of having solved traditional expansion joint for telescoping device is not convenient for independently adjust when the installation, leads to probably need debug repeatedly when the installation, probably influences the problem of efficiency of construction.
In order to realize the purpose, the utility model adopts the following technical scheme:
an adjustable expansion joint structure comprises beam steel, middle beam steel, side beam steel and edge beam steel, wherein a plurality of beam steel distributed in a linear array mode are fixedly arranged at the bottom of the middle beam steel, the beam steel and the middle beam steel are vertically distributed, a plurality of steel cover plates distributed adjacently are fixedly arranged at the top of the middle beam steel, the side beam steel is arranged on each of two sides of the middle beam steel, a rubber sealing strip is embedded between the two side beam steel and the middle beam steel, and the tops of the two side beam steel are in sliding contact with the steel cover plates; a plurality of side beam steels distributed in a linear array are fixedly arranged on the sides, far away from each other, of the two side beam steels, and positioning steel hoops are fixedly arranged on the two side walls of the side beam steels; the double-layer steel beam is characterized in that linkage steel boxes are movably sleeved at two ends of the beam steel and are distributed with the side beam steel at intervals in a staggered mode, a plurality of limiting holes distributed in a linear array mode are formed in two side walls of each linkage steel box, limiting columns are fixedly arranged on the limiting holes, and the positioning steel hoops are connected with the limiting columns in a sleeved mode correspondingly.
Preferably, the lower section of the middle beam steel is of an inverted T-shaped structure.
Preferably, both ends of the rubber sealing belt are of T-shaped structures, and the middle beam steel and the side beam steel are both provided with embedded grooves matched with the rubber sealing belt.
Preferably, a support block is fixedly arranged on one side, close to the side beam steel, of the side beam steel, and the support block is fixedly connected with the bottom of the side beam steel.
Preferably, the bottom of the linkage steel box is fixedly provided with a positioning column.
Preferably, a sliding base plate is fixedly arranged on the inner wall of the bottom of the linkage steel box, the beam steel is in sliding contact with the sliding base plate, a rubber base plate is fixedly arranged on the inner wall of the top of the linkage steel box, and the beam steel is in abutting contact with the rubber base plate.
The utility model has the advantages that:
through the crossbeam steel, well roof beam steel, the side rail steel, the boundary beam steel, the steel cover plate, the rubber sealing strip, the location steel hoop, the setting of interlock steel box and spacing post, during the flexible activity of bridge, the side rail steel, the relative crossbeam steel of boundary beam steel and interlock steel box, well roof beam steel is flexible movable, the flexible change of adaptability is done to the rubber sealing strip, make spacing post be located the spacing hole of difference, can change the flexible momentum of side rail steel, completion installation that can be more swift when the expansion joint installation, be favorable to improving the efficiency of construction, the steel cover plate can reduce the long-pending stay of foreign matter on the rubber sealing strip, guarantee the flexible effect of rubber sealing strip.
To sum up, the utility model discloses when the installation of bridge expansion joint, completion installation that can be swift is favorable to improving the efficiency of construction, has solved traditional expansion joint and has used telescoping device's flexible volume and be not convenient for independently adjust when the installation, leads to probably need debug repeatedly when the installation, probably influences the problem of efficiency of construction, suitable popularization.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is an exploded view of the installation structure of the center sill steel and the side sill steel of the present invention;
FIG. 3 is a view showing the installation structure of the edge beam steel and the positioning steel hoop of the present invention;
FIG. 4 is a view of the installation structure of the beam steel and the linkage steel box of the present invention;
fig. 5 is a cross-sectional view of the mounting structure of the beam steel and the interlocking steel box of the present invention.
The reference numbers in the figures: 1. beam steel; 2. middle beam steel; 3. side beam steel; 4. edge beam steel; 5. a steel cover plate; 6. a rubber sealing tape; 7. positioning the steel hoop; 8. linking a steel box; 9. a limiting hole; 10. a limiting column; 11. a support block; 12. a positioning column; 13. sliding the base plate; 14. a rubber pad.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1 and 2, an adjustable expansion joint structure comprises cross beam steel 1, middle beam steel 2, side beam steel 3 and edge beam steel 4, wherein a plurality of cross beam steel 1 distributed in a linear array are fixedly arranged at the bottom of the middle beam steel 2, the cross beam steel 1 and the middle beam steel 2 are vertically distributed, the lower section of the middle beam steel 2 is of an inverted T-shaped structure, the contact area with the middle beam steel 2 is larger, and the welding is firmer.
Referring to fig. 1 and 2, the both sides of well roof beam steel 2 all are provided with side roof beam steel 3, it is provided with rubber seal area 6 all to inlay between two side roof beam steel 3 and the well roof beam steel 2, be used for adapting to the flexible of side roof beam steel 3 and well roof beam steel 2, the both ends of rubber seal area 6 are T type structure, all set up the caulking groove with 6 adaptations of rubber seal area on well roof beam steel 2 and the curb girder steel 3, guarantee that rubber seal area 6 is difficult for droing because of flexible, the fixed steel sheathing 5 that is provided with a plurality of distributions that adjoin in top of well roof beam steel 2, the top of two side roof beam steels 3 all with 5 sliding contact of steel sheathing, can reduce the long-pending foreign matter and stay on rubber seal area 6, guarantee the flexible effect of rubber seal area 6.
Referring to fig. 1-3, a plurality of edge beam steels 4 distributed in a linear array are fixedly arranged on one side of each of two side beam steels 3, a support block 11 is fixedly arranged on one side of each of the edge beam steels 4 close to the edge beam steel 3, the support block 11 is fixedly connected with the bottom of each of the side beam steels 3, so that the firmness of connection between the side beam steels 3 and the edge beam steels 4 is ensured, and positioning steel hoops 7 are fixedly arranged on two side walls of each of the edge beam steels 4.
Referring to fig. 1, 4 and 5, the linkage steel box 8 is movably sleeved at both ends of the beam steel 1, positioning columns 12 are fixedly arranged at the bottom of the linkage steel box 8, when concrete is poured, it can be ensured that the linkage steel box 8 is firmer, the linkage steel box 8 and the edge beam steel 4 are distributed at intervals in a staggered manner, a plurality of limiting holes 9 distributed in a linear array manner are formed in both side walls of the linkage steel box 8, limiting columns 10 are fixedly arranged on the limiting holes 9, the positioning steel hoops 7 are correspondingly sleeved and connected with the limiting columns 10 at the same side, the limiting columns 10 are located in different limiting holes 9, the telescopic activity of the beam steel 3 can be changed, sliding base plates 13 are fixedly arranged on the inner wall of the bottom of the linkage steel box 8, the beam steel 1 is in sliding contact with the sliding base plates 13, rubber base plates 14 are fixedly arranged on the inner wall of the top of the linkage steel box 8, the beam steel 1 is in abutting contact with the rubber base plates 14, and when the bridge is telescopic activity, the side beam steel 3, the edge beam steel 4 and the edge beam steel box 8 are telescopic relative to the beam steel 1 and the middle beam steel 2.
The working principle is as follows: the utility model discloses when using, when the flexible activity of bridge, curb girder steel 3, the relative crossbeam steel 1 of boundary beam steel 4 and interlock steel box 8, well roof beam steel 2 activity of stretching out and drawing back, rubber seal strip 6 is the flexible change of adaptability, make spacing post 10 be located different spacing hole 9, can change the flexible momentum of curb girder steel 3, completion installation that can be swift more when the expansion joint is installed, be favorable to improving the efficiency of construction, steel cover plate 5 can reduce the long-pending stay of foreign matter on rubber seal strip 6, guarantee the flexible effect of rubber seal strip 6.
The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.
Claims (6)
1. An adjustable expansion joint structure comprises cross beam steel (1), middle beam steel (2), side beam steel (3) and side beam steel (4), and is characterized in that a plurality of cross beam steel (1) distributed in a linear array are fixedly arranged at the bottom of the middle beam steel (2), the cross beam steel (1) and the middle beam steel (2) are vertically distributed, a plurality of steel cover plates (5) distributed adjacently are fixedly arranged at the top of the middle beam steel (2), the side beam steel (3) is arranged on each of two sides of the middle beam steel (2), a rubber sealing strip (6) is embedded between each of the two side beam steel (3) and the middle beam steel (2), and the tops of the two side beam steel (3) are in sliding contact with the steel cover plates (5); a plurality of side beam steels (4) distributed in a linear array are fixedly arranged on one side, away from each other, of each of the two side beam steels (3), and positioning steel hoops (7) are fixedly arranged on two side walls of each side beam steel (4); the double-layer steel-frame boundary beam is characterized in that linkage steel boxes (8) are movably sleeved at two ends of the beam steel (1), the linkage steel boxes (8) and the boundary beam steel (4) are distributed in a staggered mode at intervals, a plurality of limiting holes (9) which are distributed in a linear array mode are formed in two side walls of each linkage steel box (8), limiting columns (10) are fixedly arranged on the limiting holes (9), and the positioning steel hoops (7) and the same sides are correspondingly sleeved with the limiting columns (10) to be connected.
2. The adjustable expansion joint structure as claimed in claim 1, wherein the lower section of the middle beam steel (2) is of an inverted T-shaped structure.
3. The adjustable expansion joint structure as claimed in claim 1, wherein both ends of the rubber sealing strip (6) are T-shaped, and the middle beam steel (2) and the side beam steel (3) are provided with caulking grooves adapted to the rubber sealing strip (6).
4. The adjustable expansion joint structure as claimed in claim 1, wherein a support block (11) is fixedly arranged on one side of the side sill steel (4) close to the side sill steel (3), and the support block (11) is fixedly connected with the bottom of the side sill steel (3).
5. The adjustable expansion joint structure as claimed in claim 1, wherein a positioning column (12) is fixedly arranged at the bottom of the linkage steel box (8).
6. The adjustable expansion joint structure as claimed in claim 1, wherein a sliding pad (13) is fixedly arranged on the inner wall of the bottom of the linkage steel box (8), the beam steel (1) is in sliding contact with the sliding pad (13), a rubber pad (14) is fixedly arranged on the inner wall of the top of the linkage steel box (8), and the beam steel (1) is in abutting contact with the rubber pad (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221993371.0U CN217948756U (en) | 2022-08-01 | 2022-08-01 | Adjustable expansion joint structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221993371.0U CN217948756U (en) | 2022-08-01 | 2022-08-01 | Adjustable expansion joint structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217948756U true CN217948756U (en) | 2022-12-02 |
Family
ID=84225057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221993371.0U Active CN217948756U (en) | 2022-08-01 | 2022-08-01 | Adjustable expansion joint structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217948756U (en) |
-
2022
- 2022-08-01 CN CN202221993371.0U patent/CN217948756U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110055880B (en) | Damping energy-consumption beam falling prevention device for railway bridge | |
| CN113957786B (en) | Assembled bridge end expansion deformation coordination structure and installation method thereof | |
| KR950032902A (en) | Ladder Sleepers & Rail Tracks | |
| CN214574689U (en) | Novel precast concrete stair dry-type connected node | |
| CN217948756U (en) | Adjustable expansion joint structure | |
| KR100936824B1 (en) | Truss structure of a temporary bridge | |
| CN209836788U (en) | Steel-elastic body lattice type steel bridge expansion device | |
| CN211285316U (en) | Adopt hybrid elevated station structure of bridge construction of energy dissipation shock attenuation connection | |
| CN215947862U (en) | Stable and anti-deformation bridge tower pier | |
| CN215714595U (en) | Bridge telescoping device and bridge | |
| CN214006046U (en) | Civil engineering expansion joint waterproof construction | |
| CN211420854U (en) | Anchoring device for bridge expansion joint | |
| CN109235151A (en) | Elastic long sleeper buried-type ballastless track structure on a kind of Railway Steel Truss Girder Bridges | |
| CN205443925U (en) | Modularization, Large deflection , multidirectional telescoping device and bridge of shifting | |
| CN210561700U (en) | Discontinuous stiffening steel plate seamless rubber expansion joint | |
| CN209456883U (en) | Modulus supporting type bridge expansion joint installation | |
| CN111287078A (en) | Large-displacement assembly type damping multidirectional displacement comb plate bridge expansion device | |
| CN215210501U (en) | Integral reinforced double-layer waterstop bridge expansion device | |
| CN205474815U (en) | Multidirectional telescoping device and bridge of shifting | |
| CN213867332U (en) | Damping expansion joint is stabilized to high strength | |
| CN217324751U (en) | Variable cross-section transition plate structure of ballastless track on bridge | |
| CN220451512U (en) | Subway prefabricated platform structure | |
| CN217536651U (en) | Sliding bearing device and bridge expansion joint structure | |
| CN213951930U (en) | Bridge expansion joint device | |
| CN220434209U (en) | Reinforcing device for splice joint of hydraulic climbing formwork steel-wood template |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |