CN219710059U - Repairable and replaceable expansion joint - Google Patents
Repairable and replaceable expansion joint Download PDFInfo
- Publication number
- CN219710059U CN219710059U CN202320910012.2U CN202320910012U CN219710059U CN 219710059 U CN219710059 U CN 219710059U CN 202320910012 U CN202320910012 U CN 202320910012U CN 219710059 U CN219710059 U CN 219710059U
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- CN
- China
- Prior art keywords
- box
- plate
- sleeve
- box body
- expansion joint
- 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.)
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 37
- 239000010959 steel Substances 0.000 claims abstract description 37
- 238000006073 displacement reaction Methods 0.000 claims abstract description 25
- 210000003205 muscle Anatomy 0.000 claims description 12
- 230000000903 blocking effect Effects 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 239000002390 adhesive tape Substances 0.000 claims description 5
- 238000003466 welding Methods 0.000 abstract description 3
- 238000004873 anchoring Methods 0.000 description 7
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 208000010392 Bone Fractures Diseases 0.000 description 1
- 206010017076 Fracture Diseases 0.000 description 1
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Abstract
The utility model discloses a repairable and replaceable expansion joint, wherein a box connecting plate is positioned at the lower part, the box connecting plate is connected with a box top plate through a box outer side plate, the box connecting plate, the box outer side plate and the box top plate form a box structure, a box inner side plate I is arranged in the box structure, a box inner side plate II is assembled at one side part of the box inner side plate, and a steel pipe is arranged in the box structure. Compared with the prior art, the utility model has the advantages that: the whole structure is simple and exquisite, the component selection, the connection mode and the whole theory of operation are reasonable and complete, cover the displacement case part of original telescoping device with a cavity in advance, displacement case supporting beam and expansion joint center sill and boundary beam welding or riveting, displacement case bottom is connected with cavity bottom board with six bolts, only need open box upper portion bolt, spill the displacement case, become flexible bottom connecting bolt again, directly just can take out the displacement case subassembly, reach the purpose that just can change the expansion joint of not damaging the anchor district, the suitability is good, facilitate promotion.
Description
Technical Field
The utility model relates to the technical field of bridge expansion joint devices, in particular to a repairable and replaceable expansion joint.
Background
The expansion joint device of the high-speed bridge tunnel can generate diseases such as fracture, failure and the like after being used for a certain period of time, the traditional replacement mode is to chisel the concrete layer of the anchoring area, fuse the original connecting anchoring reinforcing steel bars by electric welding, hang out the damaged expansion joint, replace the new expansion joint, and pour and shape again by concrete. The method has the advantages of high damage to the anchoring area, long maintenance time and road section sealing congestion.
Disclosure of Invention
The utility model aims to solve the technical problem of designing a repairable and replaceable expansion joint.
In order to solve the technical problems, the technical scheme provided by the utility model is as follows: the utility model provides a maintainable replacement formula expansion joint, including the box roof, the box closure plate, the box connecting plate, L muscle, box inner panel I, box outer panel, the steel pipe, the limit beam steel, the middle beam steel, box inner panel II, the square muscle, the anchor muscle, C shape muscle I, C shape muscle II, the stagnant water adhesive tape, the cover box upper panel, square cushion, displacement case subassembly, hinge subassembly, straight muscle, L shape high strength bolt, hexagonal high strength bolt, the cover box apron, the rubber pad, the cover box lower plate, the cover box lower tail plate, the cover box upper tail plate, the cover box lower side plate, the box connecting plate is located the lower part, the box connecting plate is connected with the box roof through box outer panel, the box body structure is formed by a box body connecting plate, a box body outer side plate and a box body top plate, the box body structure is internally provided with a box body inner side plate I, one side part of the box body inner side plate is provided with a box body inner side plate II, a steel pipe is arranged in the box body structure, the side part of the steel pipe is provided with a side beam steel connected with a middle beam steel, the other end of the middle beam steel is of the same box body structure, a box is arranged in the box body structure, the box comprises a box cover plate, a rubber pad is arranged at the lower part of the box cover plate, a hexagonal high-strength bolt is arranged below the rubber pad, a matched square cushion block is wrapped outside the hexagonal high-strength bolt, a box lower bottom plate is arranged below the square cushion block, a box upper bottom plate is arranged above the box lower bottom plate, the tail part of the box is provided with a box upper tail plate, and a box lower tail plate is arranged below the box upper tail plate; the inside of the sleeve box is provided with a square rib, and the side part of the square rib is provided with an anchoring rib.
Compared with the prior art, the utility model has the advantages that: the whole structure is simple and exquisite, the component selection, the connection mode and the whole theory of operation are reasonable and complete, cover the displacement case part of original telescoping device with a cavity in advance, displacement case supporting beam and expansion joint center sill and boundary beam welding or riveting, displacement case bottom is connected with cavity bottom board with six bolts, only need open box upper portion bolt, spill the displacement case, become flexible bottom connecting bolt again, directly just can take out the displacement case subassembly, reach the purpose that just can change the expansion joint of not damaging the anchor district, the suitability is good, facilitate promotion.
Further, the inner side of the outer side plate of the box body is provided with a matched box body blocking plate, and the box body blocking plate is limited and fixed through L ribs.
Further, the side beam steel is connected with the middle beam steel through a water stop adhesive tape.
Further, the side part of the sleeve box is also provided with a matched upper side plate of the sleeve box, and a lower side plate of the sleeve box is arranged below the upper side plate of the sleeve box.
Further, the middle beam steel is fixed on the displacement box assembly, and two ends of the displacement box assembly are assembled into the sleeve boxes on two sides.
Further, a hinge assembly for matched connection is arranged below the side beam steel.
Further, one end of the outer part of the sleeve box is provided with a first C-shaped rib, and the other end of the outer part of the sleeve box is provided with a second C-shaped rib.
Further, a plurality of straight ribs are arranged in the box body.
Drawings
Fig. 1 is a schematic view of the internal structure of the present utility model.
Fig. 2 is a schematic diagram of the structure of the enlarged area a.
Fig. 3 is a schematic side view.
FIG. 4 is a schematic cross-sectional view of A-A.
FIG. 5 is a schematic cross-sectional structure of B-B.
As shown in the figure: 1. the box top plate, 2, the box closure plate, 3, the box connecting plate, 4, a first box inner side plate, 5, a second box outer side plate, 6, a steel pipe, 7, side beam steel, 8, middle beam steel, 9, a second box inner side plate, 10, a loop bar, 11, an anchoring bar, 12, a first C-shaped bar, 13, a second C-shaped bar, 14, a water stop adhesive tape, 15, a box upper side plate, 16, a square cushion block, 17, a displacement box assembly, 18, a hinge assembly, 19, a straight bar, 20, an L-shaped high-strength bolt, 21, a hexagonal high-strength bolt, 22, a box cover plate, 23, a rubber pad, 24, a box lower bottom plate, 25, a box lower tail plate, 26, a box upper bottom plate, 27, a box upper tail plate, 28 and a box lower side plate.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings.
In the embodiment of the utility model, as shown in fig. 1 to 5, a box connecting plate is positioned at the lower part, the box connecting plate is connected with a box top plate through a box outer side plate, the box connecting plate, the box outer side plate and the box top plate form a box structure, a first box inner side plate is arranged in the box structure, a second box inner side plate is assembled at one side part of the box inner side plate, a steel pipe is arranged in the box structure, a side beam steel connected with a middle beam steel is arranged at one side part of the steel pipe, the other end of the middle beam steel is of the same box structure, a sleeve is arranged in the box structure, the sleeve comprises a sleeve cover plate, a rubber pad is arranged at the lower part of the sleeve cover plate, a hexagonal high-strength bolt is arranged below the rubber pad, a matched square cushion block is wrapped outside the hexagonal high-strength bolt, a sleeve lower bottom plate is arranged below the square cushion block, a sleeve upper bottom plate is arranged above the sleeve lower bottom plate, a sleeve upper tail plate is arranged at the tail part of the sleeve, and a sleeve lower tail plate is arranged below the sleeve upper tail plate; the inside of the sleeve box is provided with a square rib, and the side part of the square rib is provided with an anchoring rib.
In one embodiment of the present utility model, as shown in fig. 1 to 4, the working principle of the present utility model is as follows: the displacement box part of the original telescopic device is covered by a cavity (box) in advance, the support beam of the displacement box, the middle beam of the expansion joint and the side beam are welded or riveted, and the bottom of the displacement box is connected with the bottom plate of the cavity by six bolts. During pouring, concrete cannot enter the cavity, that is to say, the displacement boxes are independent. When diseases occur, the displacement box assembly can be directly taken out only by opening the bolt on the upper part of the box and leaking the displacement box and loosening the connecting bolt on the bottom, so that the aim of replacing the expansion joint without damaging the anchoring area is fulfilled.
In one embodiment of the utility model, as shown in fig. 1 to 4, a matched box blocking plate is arranged on the inner side of the outer side plate of the box body, and the box blocking plate is limited and fixed through L ribs.
In one embodiment of the present utility model, as shown in fig. 1 to 4, the side rail steel is connected to the center rail steel through a water stop strip.
In one embodiment of the utility model, as shown in fig. 1-4, the sides of the case are also fitted with a mating upper case side panel, below which is fitted a lower case side panel.
In one embodiment of the present utility model, as shown in fig. 1 to 4, the center sill steel is fixed to the displacement case assembly, and both ends of the displacement case assembly are fitted into the pockets of both sides.
In one embodiment of the utility model, as shown in fig. 1-4, a mating connection hinge assembly is provided under the edge beam steel. The connection is convenient, and the use stability is improved.
In one embodiment of the present utility model, as shown in fig. 1 to 4, one end of the outer part of the sleeve is provided with a first C-shaped rib, and the other end is provided with a second C-shaped rib. Providing positional fixation and support of the sleeve.
In one embodiment of the present utility model, as shown in fig. 1 to 4, a plurality of straight ribs are provided in the case. Providing internal stabilizing support.
While there has been shown and described what is at present considered to be the fundamental principles and the main features of the utility model and the advantages of the utility model, it will be understood by those skilled in the art that the utility model is not limited to the foregoing embodiments, but is described in the foregoing description merely illustrates the principles of the utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model as hereinafter claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a maintainable change formula expansion joint, including box roof (1), box closure plate (2), box connecting plate (3), L muscle (4), box inner panel first (5), box outer panel (6), steel pipe (7), boundary beam steel (8), well roof beam steel (9), box inner panel second (10), return shape muscle (11), anchor muscle (12), C shape muscle first (13), C shape muscle second (14), stagnant water adhesive tape (15), cover box upper panel (16), square cushion (17), displacement case subassembly (18), articulated subassembly (19), straight muscle (20), L shape high strength bolt (21), hexagonal high strength bolt (22), cover box apron (23), rubber pad (24), cover box lower plate (25), cover box lower tailboard (26), cover box upper plate (27), cover box upper tailboard (28), cover box lower plate (29), its characterized in that: the box body connecting plate (3) is positioned at the lower part, the box body connecting plate (3) is connected with a box body top plate (1) through a box body outer side plate (6), a box body structure is formed by the box body connecting plate (3), the box body outer side plate (6) and the box body top plate (1), a box body inner side plate I (5) is arranged in the box body structure, a box body inner side plate II (10) is assembled at the side part of the box body inner side plate I (5), a steel pipe (7) is arranged in the box body structure, a side beam steel (8) connected with a middle beam steel (9) is arranged at the side part of the steel pipe (7), the other end of the middle beam steel (9) is of the same box body structure, a sleeve box is arranged in the box body structure, the sleeve box comprises a sleeve box cover plate (23), a rubber pad (24) is arranged at the lower part of the sleeve box cover plate (23), a hexagonal bolt (22) is arranged below the rubber pad (24), a matched square cushion block (17) is arranged below the square cushion block (17), a sleeve box lower bottom plate (25) is arranged above the sleeve box lower bottom plate (25), a sleeve upper bottom plate (27) is arranged at the sleeve tail part, and a tail plate (28) is arranged below the tail plate (28) of the box upper tail plate (26); the inside of the sleeve box is provided with a square rib (11), and the side part of the square rib (11) is provided with an anchor rib (12).
2. A serviceable replacement expansion joint according to claim 1, wherein: the inner side of the box outer side plate (6) is provided with a matched box blocking plate (2), and the box blocking plate (2) is limited and fixed through L ribs (4).
3. A serviceable replacement expansion joint according to claim 1, wherein: the side beam steel (8) is connected with the middle beam steel (9) through a water stop adhesive tape (15).
4. A serviceable replacement expansion joint according to claim 1, wherein: the side part of the box is also provided with a matched box upper side plate (16), and a box lower side plate (29) is arranged below the box upper side plate (16).
5. A serviceable replacement expansion joint according to claim 1, wherein: the middle beam steel (9) is fixed on the displacement box assembly (18), and two ends of the displacement box assembly (18) are assembled into the sleeve boxes on two sides.
6. A serviceable replacement expansion joint according to claim 1, wherein: and a hinge assembly (19) for matched connection is arranged below the side beam steel (8).
7. A serviceable replacement expansion joint according to claim 1, wherein: one end of the outer part of the sleeve box is provided with a first C-shaped rib (13), and the other end of the outer part of the sleeve box is provided with a second C-shaped rib (14).
8. A serviceable replacement expansion joint according to claim 1, wherein: a plurality of straight ribs (20) are arranged in the box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320910012.2U CN219710059U (en) | 2023-04-21 | 2023-04-21 | Repairable and replaceable expansion joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320910012.2U CN219710059U (en) | 2023-04-21 | 2023-04-21 | Repairable and replaceable expansion joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219710059U true CN219710059U (en) | 2023-09-19 |
Family
ID=87996410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320910012.2U Active CN219710059U (en) | 2023-04-21 | 2023-04-21 | Repairable and replaceable expansion joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219710059U (en) |
-
2023
- 2023-04-21 CN CN202320910012.2U patent/CN219710059U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 710018, 3rd Floor, Building A3, China Electronics Xi'an Industrial Park, No. 1288 Caotan 10th Road, Xi'an Economic and Technological Development Zone, Shaanxi Province Patentee after: Shaanxi Jiaokong Bridge and Tunnel Co.,Ltd. Country or region after: China Address before: 710000, 3rd Floor, Building A3, China Electronics Xi'an Industrial Park, No. 1288 Caotan 10th Road, Xi'an Economic and Technological Development Zone, Shaanxi Province Patentee before: Shaanxi High-speed Bridge Expansion Joint Engineering Co.,Ltd. Country or region before: China |