CN116815622A - Mao Leshu toothed plate type bridge expansion device - Google Patents
Mao Leshu toothed plate type bridge expansion device Download PDFInfo
- Publication number
- CN116815622A CN116815622A CN202211318469.0A CN202211318469A CN116815622A CN 116815622 A CN116815622 A CN 116815622A CN 202211318469 A CN202211318469 A CN 202211318469A CN 116815622 A CN116815622 A CN 116815622A
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- China
- Prior art keywords
- plate
- displacement box
- displacement
- hinge
- assembly
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- Pending
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- 238000006073 displacement reaction Methods 0.000 claims abstract description 97
- 230000000712 assembly Effects 0.000 claims abstract description 10
- 238000000429 assembly Methods 0.000 claims abstract description 10
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 5
- 230000008602 contraction Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/06—Arrangement, construction or bridging of expansion joints
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a Mao Leshu toothed plate type bridge expansion device, which comprises a displacement box assembly, a toothed plate and an expansion hinge assembly, wherein the toothed plate is arranged on the displacement box assembly; the invention relates to a highway bridge, which comprises a bridge, displacement box assemblies, toothed plates, a telescopic hinge assembly, a connecting plate and a reinforcing plate, wherein the displacement box assemblies are arranged on the bridge, the displacement box assemblies are in a plurality of groups which are arranged at intervals, the toothed plates are arranged oppositely, one end of each toothed plate is arranged on the displacement box assembly, the other end of each toothed plate is inserted into the other toothed plate, the telescopic hinge assembly is arranged between the two connected displacement box assemblies, and the telescopic hinge assembly is arranged at the bottom of each toothed plate and is connected with the displacement box assemblies through the connecting plate and the reinforcing plate; the design combines the advantages of the traditional Mao Leshi expansion joint and the comb plate expansion joint, so that the bridge expansion device is changed into a real durable product from the easily-consumed product widely recognized in the industry, and the service life is prolonged to thirty years.
Description
Technical Field
The invention relates to the field of bridge expansion joints, in particular to a Mao Leshu toothed plate type bridge expansion device.
Background
In recent years, with the development of economy at a high speed, urban construction and inter-urban transportation construction become an important point in infrastructure, bridge construction in the transportation industry provides great convenience for transportation, and takes an important place in the transportation industry, and an important problem in bridge construction is that expansion joints between bridge units need to be reserved for vibration caused by bridge driving except for expansion and contraction caused by different temperatures, and in addition, special natural disasters such as earthquake play a role in protecting bridges for greatly vibrating the bridge, so that the service life of the expansion joints influences the service life of the bridge.
Disclosure of Invention
In order to solve the technical problems, the technical scheme provided by the invention is as follows: a Mao Leshu toothed plate type bridge expansion device comprises a displacement box assembly, a toothed plate and an expansion hinge assembly; the displacement box assembly is arranged on a bridge, the displacement box assemblies are arranged at intervals, the number of the toothed plates is two, the toothed plates are oppositely arranged, one end of each toothed plate is arranged on the displacement box assembly, the other end of each toothed plate is inserted into the other toothed plate, the telescopic hinge assembly is arranged between the two connected displacement box assemblies, and the telescopic hinge assembly is arranged at the bottom of each toothed plate and is connected with the displacement box assembly through a connecting plate and a reinforcing plate.
The displacement box assembly comprises a beam assembly and displacement boxes arranged at two ends of the beam assembly, wherein the two ends of the beam assembly are positioned at the inner parts of the displacement boxes, the upper side and the lower side of the beam assembly are respectively connected with the inner walls of the displacement boxes through pressure bearing bearings of the displacement boxes, the two ends of the beam assembly are positioned at the inner parts of the displacement boxes, and the two sides of the beam assembly are respectively connected with the side walls of the displacement boxes through first stops and bolts. The displacement case is including displacement case apron, the displacement case bottom plate that sets up relatively, the displacement case curb plate of connection displacement case apron, displacement case bottom plate, displacement case apron, displacement case bottom plate one end are the open end, and displacement case back plate is connected to the other end, the open end inboard sets up the shelves strip that is used for installing displacement case pressure-bearing support, the displacement case curb plate outside outwards sets up the connecting rib, the one end that the displacement case curb plate was kept away from to the connecting rib sets up the plectane. The beam assembly comprises a beam main body, stainless steel plates are respectively arranged on the upper side and the lower side of the beam main body, and a second stop connected with the first stop is respectively arranged on the two sides of the two ends of the beam main body.
Compared with the prior art, the invention has the advantages that: the invention can solve the problem of expansion and contraction deformation of the expressway bridge caused by the change of the environmental temperature, and can be widely applied to various expressway bridges; the design combines the advantages of the traditional Mao Leshi expansion joint and the comb plate expansion joint, so that the bridge expansion device is changed into a real durable product from the easily-consumed product widely recognized in the industry, and the service life is prolonged to thirty years.
Drawings
Fig. 1 is a schematic structural view of a Mao Leshu toothed plate type bridge expansion device according to the present invention.
Fig. 2 is a schematic side structural view of a Mao Leshu toothed plate type bridge expansion device according to the present invention.
Fig. 3 is a schematic cross-sectional view of E-E of fig. 1 of a Mao Leshu toothed plate bridge telescoping device of the present invention.
Fig. 4 is a schematic cross-sectional view of a Mao Leshu toothed plate type bridge telescoping device according to the invention F-F of fig. 1.
Fig. 5 is a schematic view of the H direction of fig. 1 of a Mao Leshu toothed plate type bridge expansion apparatus according to the present invention.
Fig. 6 is a schematic structural view of a toothed plate in a Mao Leshu toothed plate type bridge expansion device according to the present invention.
Fig. 7 is a schematic structural diagram of a displacement box assembly in a Mao Leshu toothed plate type bridge expansion device according to the present invention.
Fig. 8 is a schematic side view of a displacement box in a Mao Leshu toothed plate type bridge expansion device according to the present invention.
Fig. 9 is a schematic cross-sectional view of a Mao Leshu toothed plate bridge telescoping device of the invention, B-B of fig. 7.
Fig. 10 is a schematic structural view of a displacement box in a Mao Leshu toothed plate type bridge expansion device according to the present invention.
Fig. 11 is a schematic side view of a displacement box in a Mao Leshu toothed plate type bridge expansion device according to the present invention.
Fig. 12 is a schematic diagram of an end structure of a displacement box in a Mao Leshu toothed plate type bridge expansion apparatus according to the present invention.
Fig. 13 is a schematic structural view of a beam assembly in a Mao Leshu toothed plate type bridge expansion device according to the present invention.
Fig. 14 is a schematic diagram of an end structure of a beam assembly in a Mao Leshu toothed plate type bridge expansion apparatus according to the present invention.
Fig. 15 is a schematic structural view of a box-moving pressure bearing support in a Mao Leshu toothed plate type bridge expansion device of the invention.
Fig. 16 is a schematic structural view of a first slide plate of a Mao Leshu toothed plate type bridge expansion device according to the present invention.
Fig. 17 is a schematic structural view of a telescopic hinge assembly in a Mao Leshu toothed plate type bridge telescopic device according to the present invention.
Fig. 18 is a schematic side view of a telescopic hinge assembly of a Mao Leshu toothed plate type bridge telescopic device according to the present invention.
Fig. 19 is a schematic structural view of a jack assembly in a Mao Leshu toothed plate type bridge expansion device according to the present invention.
Fig. 20 is a schematic cross-sectional view of a jack assembly in a Mao Leshu toothed plate bridge telescoping device of the present invention.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
In the description of the embodiments of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate an azimuth or a positional relationship based on that shown in the drawings, or an azimuth or a positional relationship in which the product of the present invention is conventionally put when used, it is merely for convenience of describing the present invention and simplifying the description, and it does not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal," "vertical," "overhang" and the like, if any, do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the embodiments of the present invention, "plurality" means at least 2.
In the description of the embodiments of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
Examples:
with reference to fig. 1-20, a Mao Leshu toothed plate type bridge expansion device comprises a displacement box assembly 1, a toothed plate 2 and an expansion hinge assembly 3; the displacement case subassembly 1 sets up on the bridge, and the quantity of displacement case subassembly 1 for the multiunit that the interval set up is two, and pinion rack 2's quantity is two, and its relative setting, pinion rack 2 one end set up on displacement case subassembly 1, and the other end inserts in another pinion rack 2, and flexible hinge subassembly 3 sets up between two continuous displacement case subassemblies 1, and flexible hinge subassembly 3 sets up in pinion rack 2 bottom to be connected with displacement case subassembly 1 through connecting plate 4, reinforcing plate 5, displacement case subassembly 1 both ends, its both sides still set up anchor bar subassembly 5 respectively.
The displacement box assembly 1 comprises a beam assembly 101 and displacement boxes 102 arranged at two ends of the beam assembly 101, wherein the two ends of the beam assembly 101 are positioned in the displacement boxes 102, the upper side and the lower side of the beam assembly are respectively connected with the inner wall of the displacement boxes 102 through bearing supports 103 of the displacement boxes, the two ends of the beam assembly 101 are positioned in the displacement boxes 102, and the two sides of the beam assembly are respectively connected with the side walls of the displacement boxes 102 through a first stop 104 and bolts 105.
The displacement box 102 comprises a displacement box cover plate 102a and a displacement box bottom plate 102b which are oppositely arranged, a displacement box side plate 102c which is connected with the displacement box cover plate 102a and the displacement box bottom plate 102b, one end of the displacement box cover plate 102a and one end of the displacement box bottom plate 102b are open ends, the other end of the displacement box cover plate is connected with a displacement box back plate 102d, a baffle strip 102e for mounting a pressure bearing support of the displacement box is arranged on the inner side of the open ends, a connecting rib 102f is arranged on the outer side of the displacement box side plate 102c outwards, and a circular plate 102g is arranged on one end, far from the displacement box side plate 102c, of the connecting rib.
The beam assembly 101 comprises a beam main body 101a, stainless steel plates 101b are respectively arranged on the upper side and the lower side of the beam main body 101a, and two stop blocks 101c connected with the first stop blocks 104 are respectively arranged on the two sides of the two ends of the beam main body 101 a.
The bearing support 103 of the displacement box comprises a rubber main body 103a, a first sliding plate 103b which is in contact with the inner wall of the displacement box 102 is arranged at the top of the rubber main body 103a, a plurality of steel plates 103c are arranged in the rubber main body 103a along the horizontal direction, and a plurality of arc-shaped grooves 103d are formed in one end of the top surface of the first sliding plate 103 b.
The telescopic hinge assembly 3 comprises a hinge 301 and hinge baffles 302 arranged at two ends of the hinge 301, the hinge 301 comprises a plurality of groups of three-hole chain flaps 301a which are arranged in a crossed mode, the three-hole chain flaps 301a which are arranged in a crossed mode are hinged through a linkage shaft 301b, two ends of each three-hole chain flap 301a are hinged to the other group of three-hole chain flaps 301a which are arranged in a crossed mode through a linkage shaft 301b, and two ends of the hinge 301 are hinged to the hinge baffles 302 through side frame positioning shafts 301 c.
The hinge baffle 302 includes a first hinge baffle 302a connected to the hinge 301, a second hinge baffle 302b is disposed on a side of the first hinge baffle 302a away from the hinge 301, and a vertical column 303 is further disposed in a middle portion of a side of the first hinge baffle 302a away from the hinge 301.
The crossing department of pinion rack 2 is equipped with jack-up subassembly 4 along pinion rack setting direction, and jack-up subassembly 4 is including setting up in jack-up bedplate 401 on pinion rack 2 upper portion, and jack-up bedplate 401 upper portion sets up slide two 402 along jack-up subassembly 4 length direction, and slide two 402 both sides set up shelves 403 respectively, and slide two 402 pass through screw 404 and jack-up bedplate 401 to be connected, and slide two 402 surface sets up the arc wall two 405 of several.
The invention can solve the problem of expansion and contraction deformation of the expressway bridge caused by the change of the environmental temperature, and can be widely applied to various expressway bridges; the design combines the advantages of the traditional Mao Leshi expansion joint and the comb plate expansion joint, so that the bridge expansion device is changed into a real durable product from the easily-consumed product widely recognized in the industry, and the service life is prolonged to thirty years.
The invention and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the invention as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present invention.
Claims (10)
1. A Mao Leshu toothed plate type bridge expansion device which is characterized by comprising a displacement box assembly, a toothed plate and an expansion hinge assembly; the displacement box assembly is arranged on a bridge, the displacement box assemblies are arranged at intervals, the number of the toothed plates is two, the toothed plates are oppositely arranged, one end of each toothed plate is arranged on the displacement box assembly, the other end of each toothed plate is inserted into the other toothed plate, the telescopic hinge assembly is arranged between the two connected displacement box assemblies, and the telescopic hinge assembly is arranged at the bottom of each toothed plate and is connected with the displacement box assembly through a connecting plate and a reinforcing plate.
2. The Mao Leshu toothed plate type bridge expansion device according to claim 1, wherein the displacement box assembly comprises a beam assembly and displacement boxes arranged at two ends of the beam assembly, the two ends of the beam assembly are positioned in the displacement boxes, the upper side and the lower side of the beam assembly are respectively connected with the inner wall of the displacement boxes through pressure bearing supports of the displacement boxes, the two ends of the beam assembly are positioned in the displacement boxes, and the two sides of the beam assembly are respectively connected with the side walls of the displacement boxes through a first stop and a bolt.
3. The Mao Leshu toothed plate type bridge expansion device according to claim 2, wherein the displacement box comprises a displacement box cover plate and a displacement box bottom plate which are oppositely arranged, displacement box side plates which are connected with the displacement box cover plate and the displacement box bottom plate, one ends of the displacement box cover plate and the displacement box bottom plate are open ends, the other ends of the displacement box cover plate and the displacement box bottom plate are connected with a displacement box rear plate, a stop bar for mounting a pressure bearing support of the displacement box is arranged on the inner side of the open end, a connecting rib is arranged on the outer side of the displacement box side plate outwards, and a circular plate is arranged on one end, far away from the displacement box side plate, of the connecting rib.
4. The Mao Leshu toothed plate type bridge expansion device according to claim 2, wherein the beam assembly comprises a beam main body, stainless steel plates are respectively arranged on the upper side and the lower side of the beam main body, and two stop blocks connected with the first stop blocks are respectively arranged on the two sides of the two ends of the beam main body.
5. The Mao Leshu toothed plate type bridge expansion device according to claim 2, wherein the bearing support of the displacement box comprises a rubber main body, a first sliding plate contacting with the inner wall of the displacement box is arranged at the top of the rubber main body, and a plurality of steel plates are arranged in the rubber main body along the horizontal direction.
6. The Mao Leshu toothed plate bridge expansion device according to claim 5, wherein one end of a top surface of said slide plate is provided with a plurality of arc-shaped grooves.
7. The Mao Leshu toothed plate type bridge expansion device according to claim 1, wherein the expansion hinge assembly comprises a hinge and hinge baffles arranged at two ends of the hinge, the hinge comprises a plurality of groups of three-hole chain flaps which are arranged in a crossed mode, the three-hole chain flaps which are arranged in a crossed mode are hinged through a linkage shaft, two ends of each three-hole chain flap are hinged with the other group of three-hole chain flaps which are arranged in a crossed mode through the linkage shaft, and two ends of the hinge are hinged with the hinge baffles through side frame positioning shafts.
8. The Mao Leshu toothed plate type bridge expansion device according to claim 7, wherein said hinge baffle comprises a first hinge baffle connected with the hinge, a second hinge baffle is disposed on a side of said first hinge baffle away from the hinge, and a vertical column is further disposed in a middle portion of a side of said first hinge baffle away from the hinge.
9. The Mao Leshu toothed plate type bridge expansion device according to claim 1, wherein a top supporting assembly is arranged at the intersection of the toothed plates along the setting direction of the toothed plates, the top supporting assembly comprises a top supporting seat plate arranged on the upper portion of the toothed plates, a second sliding plate is arranged on the upper portion of the top supporting seat plate along the length direction of the top supporting assembly, two sides of the second sliding plate are respectively provided with a baffle, the second sliding plate is connected with the top supporting seat plate through screws, and a plurality of arc-shaped grooves are formed in the surface of the second sliding plate.
10. The Mao Leshu toothed plate type bridge expansion device according to claim 1, wherein anchor bar assemblies are respectively arranged at two ends of the displacement box assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211318469.0A CN116815622A (en) | 2022-10-26 | 2022-10-26 | Mao Leshu toothed plate type bridge expansion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211318469.0A CN116815622A (en) | 2022-10-26 | 2022-10-26 | Mao Leshu toothed plate type bridge expansion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116815622A true CN116815622A (en) | 2023-09-29 |
Family
ID=88141709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211318469.0A Pending CN116815622A (en) | 2022-10-26 | 2022-10-26 | Mao Leshu toothed plate type bridge expansion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116815622A (en) |
-
2022
- 2022-10-26 CN CN202211318469.0A patent/CN116815622A/en active Pending
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