CN218932856U - Expansion joint for road and bridge - Google Patents
Expansion joint for road and bridge Download PDFInfo
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- CN218932856U CN218932856U CN202223327775.9U CN202223327775U CN218932856U CN 218932856 U CN218932856 U CN 218932856U CN 202223327775 U CN202223327775 U CN 202223327775U CN 218932856 U CN218932856 U CN 218932856U
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- road
- buffer
- expansion joint
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
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- Bridges Or Land Bridges (AREA)
Abstract
The utility model relates to the technical field of road and bridge expansion joints, in particular to an expansion joint for a road and bridge, which comprises a first installation main shell and a second installation main shell, wherein a first buffer connection structure is fixedly arranged between the tops of the first installation main shell and the second installation main shell, and one sides of the first installation main shell and the second installation main shell are fixedly provided with reinforcing steel bar connection assemblies. The utility model can properly adjust the using length of the adjusting and connecting assembly according to the width of the expansion joint, is convenient for adjusting, connecting and installing, has a certain buffering effect, and is provided with the second buffering connecting structure and the third buffering connecting structure with the heat insulation cotton heat insulation layer, so that the buffering distance of the road and bridge is ensured when the road and bridge is influenced by expansion caused by heat and contraction caused by cold, and the integral connection of the expansion joint is more fastened by various connecting modes.
Description
Technical Field
The utility model relates to the technical field of road and bridge expansion joints, in particular to an expansion joint for roads and bridges.
Background
The bridge expansion joint is a construction joint which is arranged along a proper position along the direction of a building or a construction joint of the building in order to prevent the construction of a bridge building component from generating cracks or damages due to the change of climate temperature (thermal expansion and cold contraction).
However, the expansion joints used in the road and bridge commonly used in the market at present have a few defects in the daily use process, for example: the whole fixed connection mode of expansion joint that common road and bridge used in the market all welds through metal component, and the in-process loading and unloading of in-service use and follow-up maintenance are inconvenient, and connection structure is single, and the connection effect is poor, does not have the buffer distance of expend with heat and contract with cold, leads to receiving cold and hot influence under, and metal component appears damaging easily.
Disclosure of Invention
In order to solve the technical problems in the background technology, the utility model provides an expansion joint for roads and bridges, which comprises a first installation main shell and a second installation main shell, wherein a first buffer connection structure is fixedly arranged between the tops of the first installation main shell and the second installation main shell, one sides of the first installation main shell and the second installation main shell are fixedly provided with reinforcing steel bar connection assemblies, the opposite surfaces of the first installation main shell and the second installation main shell are sequentially provided with a first installation chute, a second installation chute and a third installation chute from top to bottom, the second installation chute is provided with an adjusting connection assembly, and the first installation chute and the third installation chute are respectively provided with a second buffer connection structure and a third buffer connection structure.
Preferably, the first buffer connection structure comprises mounting plates, two mounting plates are arranged in total, the two mounting plates are fixedly mounted at the tops of the first mounting main shell and the second mounting main shell through bolts, mounting blocks are fixedly welded at the tops of the mounting plates, and a first J-shaped connecting block and a second J-shaped connecting block are fixedly welded at one ends of the mounting blocks respectively.
Preferably, the adjusting and connecting assembly comprises two X-shaped sliding blocks, the two X-shaped sliding blocks are respectively and slidably mounted in the two second mounting sliding grooves, and one side of each X-shaped sliding block is fixedly welded with a telescopic sleeve rod and a telescopic rod which are connected with each other.
Preferably, the surfaces of the telescopic sleeve rod and the telescopic rod are respectively provided with a limit bolt and a limit hole groove which are matched with each other.
Preferably, the second buffer connection structure and the third buffer connection structure comprise rectangular sliding blocks, and a sleeve and a buffer rod are fixedly welded on one side of each rectangular sliding block.
Preferably, the inside of telescopic is provided with the buffer tank, and the buffer rod extends to the inside one end of sleeve and fixedly is provided with the stopper, and the inside of buffer tank is provided with the heat preservation, and the inside of buffer tank is filled with heat preservation cotton.
Compared with the prior art, the technical scheme provided by the utility model has the following beneficial technical effects: the utility model can properly adjust the using length of the adjusting and connecting assembly according to the width of the expansion joint, is convenient for adjusting, connecting and installing, has a certain buffering effect, and is provided with the second buffering connecting structure and the third buffering connecting structure with the heat insulation cotton heat insulation layer, so that the buffering distance of the road and bridge is ensured when the road and bridge is influenced by expansion caused by heat and contraction caused by cold, and the integral connection of the expansion joint is more fastened by various connecting modes.
Drawings
Fig. 1 is a schematic structural diagram of an expansion joint used in a road and bridge according to the first embodiment;
FIG. 2 is a schematic diagram of a first buffer connection structure according to the present utility model;
FIG. 3 is a schematic view of an adjusting and connecting assembly according to the present utility model;
fig. 4 is a schematic diagram of a second buffer connection structure and a third buffer connection structure according to the present utility model.
Reference numerals: 1. a first mounting main housing; 2. a second mounting main housing; 3. a first buffer connection structure; 31. a mounting plate; 32. a mounting block; 33. a first J-shaped connection block; 34. a second J-shaped connection block; 4. a steel bar connecting assembly; 5. a first mounting chute; 6. a second mounting chute; 7. a third mounting chute; 8. adjusting the connection assembly; 81. an X-shaped sliding block; 82. a telescopic loop bar; 83. a telescopic rod; 84. a limit bolt; 85. limiting hole grooves; 9. a second buffer connection structure; 91. a rectangular slide block; 92. a sleeve; 93. a buffer rod; 10. and a third buffer connection structure.
Detailed Description
Example 1
As shown in fig. 1, fig. 3 and fig. 4, the expansion joint for the road and bridge provided by the utility model comprises a first installation main shell 1 and a second installation main shell 2, a first buffer connection structure 3 is fixedly installed between the tops of the first installation main shell 1 and the second installation main shell 2, one sides of the first installation main shell 1 and the second installation main shell 2 are fixedly provided with a steel bar connection assembly 4, opposite surfaces of the first installation main shell 1 and the second installation main shell 2 are sequentially provided with a first installation chute 5, a second installation chute 6 and a third installation chute 7 from top to bottom, an adjusting connection assembly 8 is arranged on the second installation chute 6, the first installation chute 5 and the third installation chute 7 are respectively provided with a second buffer connection structure 9 and a third buffer connection structure 10, the second buffer connection structure 9 and the third buffer connection structure 10 comprise rectangular sliding blocks 91, one sides of the rectangular sliding blocks 91 are respectively fixedly welded with sleeves 92 and buffer rods 93, the interiors of the sleeves 92 are respectively provided with buffer grooves, one ends of the buffer rods 93 extending to the interiors of the sleeves 92 are fixedly provided with limiting blocks, the interiors of the buffer grooves are respectively provided with heat insulation layers, and the interiors of the buffer grooves are filled with heat insulation layers.
In this embodiment, before using, the safety in utilization between each spare part of this expansion joint inside is inspected first, then prepare to install this road and bridge expansion joint, through pouring and connection structure with this expansion joint fixed mounting in use, adjust the whole coupling length of adjusting coupling assembling 8 on this expansion joint through stop bolt 84, spacing hole groove 85 in daily use, adjust coupling assembling 8's use length according to expansion joint width, can have certain buffering effect when being convenient for adjust the connection installation, and set up second buffering connection structure 9 and the third buffering connection structure 10 that have the cotton heat preservation of heat preservation, but the buffer distance when road and bridge receives expend with heat and contract with cold influence is guaranteed.
Example two
As shown in fig. 1-4, compared with the first embodiment, the expansion joint for road and bridge provided by the utility model further comprises a first buffer connection structure 3 including two mounting plates 31, the two mounting plates 31 are fixedly mounted on the tops of the first mounting main housing 1 and the second mounting main housing 2 through bolts, the top of the mounting plates 31 is fixedly welded with a mounting block 32, one end of the mounting block 32 is fixedly welded with a first J-shaped connection block 33 and a second J-shaped connection block 34 respectively, the adjusting connection assembly 8 includes an X-shaped sliding block 81, the two X-shaped sliding blocks 81 are provided with two, the two X-shaped sliding blocks 81 are respectively slidably mounted in the two second mounting sliding grooves 6, one sides of the X-shaped sliding blocks 81 are respectively fixedly welded with an expansion sleeve rod 82 and an expansion rod 83 which are mutually connected, and the surfaces of the expansion sleeve rod 82 and the expansion rod 83 are respectively provided with a limit bolt 84 and a limit hole groove 85 which are mutually matched.
In this embodiment, in the in-service use process, through the setting of a plurality of fixed connection structures of adjusting coupling assembling 8, second buffering connection structure 9, third buffering connection structure 10 and first buffering connection structure 3 at first installation main casing 1 and second installation main casing 2 top for this expansion joint structure is whole more firm in the connection of in-service use, connects fixed effect better.
The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.
Claims (6)
1. The utility model provides an expansion joint that road and bridge used, a serial communication port, including first installation main casing (1) and second installation main casing (2), fixed mounting has first buffering connection structure (3) between the top of first installation main casing (1) and second installation main casing (2), one side of first installation main casing (1) and second installation main casing (2) is all fixed and is provided with reinforcing bar coupling assembling (4), first installation spout (5) have been seted up in proper order to the opposite surface top-down of first installation main casing (1) and second installation main casing (2), second installation spout (6) and third installation spout (7), be provided with on second installation spout (6) and adjust coupling assembling (8), all be provided with second buffering connection structure (9) and third buffering connection structure (10) on first installation spout (5) and the third installation spout (7).
2. The expansion joint for the road and bridge according to claim 1, wherein the first buffer connection structure (3) comprises two mounting plates (31), the two mounting plates (31) are fixedly mounted at the tops of the first mounting main shell (1) and the second mounting main shell (2) through bolts, the top of each mounting plate (31) is fixedly welded with a mounting block (32), and one end of each mounting block (32) is fixedly welded with a first J-shaped connecting block (33) and a second J-shaped connecting block (34) respectively.
3. The expansion joint for the road and bridge according to claim 1, characterized in that the adjusting and connecting assembly (8) comprises two X-shaped sliding blocks (81), the two X-shaped sliding blocks (81) are respectively and slidably installed in the second installation sliding grooves (6), and an expansion sleeve rod (82) and an expansion rod (83) which are connected with each other are respectively and fixedly welded on one side of the X-shaped sliding blocks (81).
4. The expansion joint for roads and bridges according to claim 1, wherein the surfaces of the expansion sleeve rod (82) and the expansion rod (83) are respectively provided with a limit bolt (84) and a limit hole groove (85) which are matched with each other.
5. The expansion joint for road and bridge according to claim 1, characterized in that the second buffer connection structure (9) and the third buffer connection structure (10) both comprise rectangular slide blocks (91), and one side of each rectangular slide block (91) is fixedly welded with a sleeve (92) and a buffer rod (93) respectively.
6. The expansion joint for road and bridge according to claim 1, wherein a buffer groove is provided in the sleeve (92), a stopper is fixedly provided at one end of the buffer rod (93) extending to the inside of the sleeve (92), a heat-insulating layer is provided in the buffer groove, and heat-insulating cotton is filled in the buffer groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223327775.9U CN218932856U (en) | 2022-12-13 | 2022-12-13 | Expansion joint for road and bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223327775.9U CN218932856U (en) | 2022-12-13 | 2022-12-13 | Expansion joint for road and bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218932856U true CN218932856U (en) | 2023-04-28 |
Family
ID=86084452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223327775.9U Active CN218932856U (en) | 2022-12-13 | 2022-12-13 | Expansion joint for road and bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218932856U (en) |
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2022
- 2022-12-13 CN CN202223327775.9U patent/CN218932856U/en active Active
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