CN220847070U - Road bridge waterproof construction - Google Patents
Road bridge waterproof construction Download PDFInfo
- Publication number
- CN220847070U CN220847070U CN202321264070.9U CN202321264070U CN220847070U CN 220847070 U CN220847070 U CN 220847070U CN 202321264070 U CN202321264070 U CN 202321264070U CN 220847070 U CN220847070 U CN 220847070U
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- Prior art keywords
- layer
- waterproof
- bridge
- road bridge
- waterproof structure
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- 238000010276 construction Methods 0.000 title claims description 5
- 239000010410 layer Substances 0.000 claims abstract description 45
- 239000004744 fabric Substances 0.000 claims abstract description 25
- 238000005260 corrosion Methods 0.000 claims abstract description 13
- 239000011241 protective layer Substances 0.000 claims abstract description 8
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims abstract description 6
- 238000005488 sandblasting Methods 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims abstract description 6
- 230000001681 protective effect Effects 0.000 claims description 18
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 239000010426 asphalt Substances 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 3
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims description 3
- 239000004925 Acrylic resin Substances 0.000 claims description 2
- 229920000178 Acrylic resin Polymers 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 230000013011 mating Effects 0.000 claims description 2
- 239000012528 membrane Substances 0.000 claims 2
- 238000004078 waterproofing Methods 0.000 claims 2
- 239000012790 adhesive layer Substances 0.000 abstract description 6
- 230000000149 penetrating effect Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 239000003522 acrylic cement Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Landscapes
- Bridges Or Land Bridges (AREA)
- Road Paving Structures (AREA)
Abstract
The utility model belongs to the technical field of bridges, in particular to a road bridge waterproof structure, which comprises two bridge bodies, wherein the waterproof structure is arranged below the bridge bodies, the waterproof structure sequentially comprises a waterproof sand blasting rust removing layer, an anti-corrosion layer, a protective layer, an adhesive layer and a paving layer from top to bottom, two bridge bodies are respectively and fixedly connected with vertical plates through bolts, and a plurality of telescopic rods are fixedly connected to the opposite sides of the two vertical plates; according to the utility model, the upper part of the expansion joint is supported by the vertical plate, the situation that foreign matters fall off is effectively reduced, rainwater is prevented from penetrating into the expansion joint along the position of the vertical plate and the bridge body by the sealing cushion layer, and the gap of the vertical plate is sealed by the waterproof cloth, so that the entry of the rainwater and the foreign matters is effectively prevented compared with the prior art.
Description
Technical Field
The utility model relates to the technical field of bridges, in particular to a road bridge waterproof structure.
Background
Bridge expansion joints are particularly deformable joints which are usually arranged between two beam ends, between a beam end and a bridge abutment or at the hinge position of a bridge in order to meet the requirements of bridge deck deformation. In use, the expansion joint is required to be freely telescopic in two directions parallel and perpendicular to the axis of the bridge, so that the expansion joint is firm and reliable, and the vehicle is smooth and free from sudden jump and noise when running; can prevent rainwater and garbage soil from penetrating and blocking; the installation, inspection, maintenance and dirt elimination are all simple and convenient;
In the prior art, the expansion joint is open, and the stone of tire clamping belt drops the expansion joint in going, very easily blocks up for the expansion joint can not normally stretch out and draw back and influence bridge body safety, and the stone accumulation that drops rolls the compaction through the vehicle, leads to the rubber strip of below to damage very easily, causes the seepage, can't carry out secondary waterproof protection, has reduced the practicality of bridge expansion joint.
The prior Chinese patent with the bulletin number of CN213653184U discloses a road bridge expansion joint structure for municipal bridges. This municipal bridge is with dao qiao expansion joint structure, including first bridge body and second bridge body, be equipped with first L type riser through expansion bolts on the first bridge body, corresponding first L type riser is equipped with second L type riser through expansion bolts on the second bridge body, the splice that falls wrong between first L type riser and the second L type riser, and the concatenation department all is equipped with the expansion groove, be equipped with first expansion plate on the first L type riser on being located same horizontal plane with first bridge body, be equipped with the second expansion plate on the second L type riser on being located same horizontal plane with the second bridge body. The beneficial effects are as follows: the structure is simple, the assembly is convenient, the telescopic surface can be made to be smoother and cleaner, a better buffering function can be achieved, and the pressure bearing effect is good; the economic benefit is higher.
With respect to the above and related art, the inventors believe that there are often the following drawbacks: when the first L-shaped vertical plate and the second L-shaped vertical plate of the device are connected, gaps are reserved at the tops of the first L-shaped vertical plate and the second L-shaped vertical plate, rainwater and sundries are easy to infiltrate, waterproof and dustproof effects are poor, using effects are poor, practicability is poor, and improvement is needed; therefore, a road bridge waterproof structure is proposed against the above-mentioned problems.
Disclosure of utility model
In order to overcome the defects of the prior art and solve the technical problems, the utility model provides a road bridge waterproof structure.
The technical scheme adopted for solving the technical problems is as follows: the road bridge waterproof structure comprises two bridge bodies, wherein a waterproof structure is arranged below the bridge bodies, the waterproof structure sequentially comprises a waterproof sand blasting rust removing layer, an anti-corrosion layer, a protective layer, an adhesive layer and a paving layer from top to bottom, two bridge bodies are respectively and fixedly connected with vertical plates through bolts, a plurality of telescopic rods are fixedly connected to opposite sides of the two vertical plates, sealing cushion layers are assembled at the intersection positions of the vertical plates and the bridge bodies, gaps are reserved at opposite ends of the two vertical plates, waterproof components are arranged in the gaps, each waterproof component comprises waterproof cloth, two ends of the waterproof cloth are respectively adhered to the vertical plates, and a protective cover plate is arranged above the waterproof cloth.
Preferably, the bending part of the vertical plate is fixedly connected with a reinforcing rib, and the external contour of the reinforcing rib is a right triangle.
Preferably, the waterproof assembly further comprises two sliding grooves, the sliding grooves are formed in the ports of the vertical plates, and the protective cover plate is slidably mounted in the sliding grooves.
Preferably, the two sides of the protective cover plate are respectively fixedly connected with a spring, and one end of the spring, which is far away from the protective cover plate, is fixedly arranged in the chute.
Preferably, the anti-corrosion layer is an acrylic anti-corrosion primer layer.
Preferably, the protective layer is a methyl methacrylate resin layer.
Preferably, the adhesive layer is an acrylic resin adhesive waterproof layer.
Preferably, the paving layer is a pouring asphalt mixture layer.
The utility model has the advantages that:
1. According to the utility model, the upper part of the expansion joint is supported by the vertical plate, the situation that foreign matters fall off is effectively reduced, rainwater is prevented from penetrating into the expansion joint along the position of the vertical plate and the bridge body by the sealing cushion layer, and the gap of the vertical plate is sealed by the waterproof cloth, so that the entry of the rainwater and the foreign matters is effectively prevented compared with the prior art.
2. According to the protective cover plate, the bridge body is kept above the waterproof cloth all the time when the bridge body stretches and contracts through the elastic force of the springs, and the protective cover plate is positioned above the waterproof cloth to protect the waterproof cloth, so that accidental damage of the waterproof cloth is avoided.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of a vertical plate structure of the present utility model;
FIG. 3 is a schematic view of the structure A of FIG. 1 according to the present utility model;
fig. 4 is a cross-sectional view of a bridge of the present utility model.
In the figure: 1. a bridge body; 2. a vertical plate; 3. a waterproof assembly; 31. waterproof cloth; 32. a protective cover plate; 33. a chute; 34. a spring; 4. a sealing cushion layer; 5. reinforcing ribs; 6. waterproof sand blasting rust removing layer; 7. an anti-corrosion layer; 8. a protective layer; 9. an adhesive layer; 10. paving layers; 11. a telescopic rod.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the road bridge waterproof structure comprises two bridge bodies 1, the waterproof structure is installed to the below of bridge body 1, waterproof structure is from top to bottom including waterproof sand blasting rust removal layer 6, anticorrosive coating 7, protective layer 8, adhesive layer 9 and layer 10 of mating formation in proper order, be connected with riser 2 through the bolt fastening respectively on two bridge bodies 1, the opposite side fixedly connected with a plurality of telescopic link 11 of two riser 2, riser 2 and the intersection of bridge body 1 are equipped with sealed bed course 4, the gap is left to the opposite one end of two riser 2, the internally mounted in gap has waterproof assembly 3, waterproof assembly 3 includes waterproof cloth 31, waterproof cloth 31's both ends bond with riser 2 respectively, waterproof cloth 31's top is installed and is protected apron 32, effectually prevent the rainwater, the condition that the greasy dirt etc. from corroding bridge body 1 structure through riser 2 to the top of expansion joint, and through sealed bed course 4, avoid penetrating the inside of expansion joint along riser 2 and bridge body 1 intersection, prevent that the rainwater from entering than the prior art through waterproof cloth 31 is sealed in the gap.
The bending part of the vertical plate 2 is fixedly connected with a reinforcing rib 5, the outer contour of the reinforcing rib 5 is a right triangle, and the stability of the support of the vertical plate 2 is improved through the reinforcing rib 5.
The waterproof assembly 3 further comprises two sliding grooves 33, the sliding grooves 33 are formed in the port of the vertical plate 2, the protective cover plate 32 is slidably mounted in the sliding grooves 33, and the protective cover plate 32 is located above the waterproof cloth 31 to protect the waterproof cloth 31 from being damaged accidentally.
The both sides of protective cover plate 32 are fixedly connected with spring 34 respectively, and the one end fixed mounting that protective cover plate 32 was kept away from to spring 34 is in the inside of spout 33, and protective cover plate 32 passes through the elastic force of spring 34, makes it remain in the top of waterproof cloth 31 all the time when bridge 1 stretches out and draws back, and then long-term protection waterproof cloth 31.
The anti-corrosion layer 7 is an acrylic anti-corrosion primer layer.
The protective layer 8 is a methyl methacrylate resin layer.
The adhesive layer 9 is an acrylic adhesive waterproof layer.
The pavement layer 10 is a pouring type asphalt mixture layer, sand blasting rust removal treatment is carried out on the bridge body 1, the bonding performance of the anti-corrosion layer 7 and the waterproof layer can be effectively improved, the methyl methacrylate resin is adopted to prevent water, the waterproof layer has good flexibility, corrosion resistance, water tightness and bonding effect, the bridge deck pavement waterproof structure formed by the waterproof layer 10 and the pouring type asphalt mixture layer can ensure the bridge body 1 to be waterproof in a multi-layer manner, the bridge structure is protected from corrosion, the bonding performance between the bridge body 1 and the protection layer 8 can be effectively improved, and corrosion to the bridge structure caused by rainwater, oil stains and the like can be effectively prevented.
The waterproof structure effectively prevents rainwater, greasy dirt and the like from corroding the structure of the bridge body 1, the two vertical plates 2 are connected through the telescopic rod 11, the upper part of the expansion joint is supported through the vertical plates 2, the situation that foreign matters fall down is effectively reduced, the rainwater is prevented from penetrating into the inside of the expansion joint along the intersection of the vertical plates 2 and the bridge body 1 through the sealing cushion layer 4, and the gap of the vertical plates 2 is sealed through the waterproof cloth 31;
The protective cover plate 32 is kept above the waterproof cloth 31 all the time when the bridge body 1 stretches and contracts by the elastic force of the springs 34, and the protective cover plate 32 is positioned above the waterproof cloth 31 to protect the waterproof cloth 31 from being damaged accidentally.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.
Claims (8)
1. Road bridge waterproof construction, including two bridge body (1), its characterized in that: waterproof construction is installed to the below of the bridge body (1), waterproof construction is from top to bottom including waterproof sand blasting rust removal layer (6), anticorrosive coating (7), protective layer (8), adhesive linkage (9) and layer (10) of mating formation in proper order, two through bolt fastening connection riser (2) respectively on the bridge body (1), two opposite one side fixedly connected with a plurality of telescopic link (11) of riser (2), the crossing department of riser (2) and bridge body (1) is equipped with sealing cushion layer (4), two the gap is left to the relative one end of riser (2), internally mounted in gap has waterproofing membrane (3), waterproofing membrane (3) include waterproof cloth (31), the both ends of waterproof cloth (31) bond with riser (2) respectively, protective cover plate (32) are installed to the top of waterproof cloth (31).
2. The road bridge waterproof structure according to claim 1, wherein: reinforcing ribs (5) are fixedly connected to the bending positions of the vertical plates (2), and the outer contours of the reinforcing ribs (5) are right-angled triangles.
3. The road bridge waterproof structure according to claim 1, wherein: the waterproof assembly (3) further comprises two sliding grooves (33), the sliding grooves (33) are formed in the ports of the vertical plate (2), and the protective cover plate (32) is slidably mounted in the sliding grooves (33).
4. A road bridge waterproof structure according to claim 3, characterized in that: the both sides of protective cover plate (32) are fixedly connected with spring (34) respectively, and the one end that protective cover plate (32) was kept away from to spring (34) is fixed mounting in the inside of spout (33).
5. The road bridge waterproof structure according to claim 1, wherein: the anti-corrosion layer (7) is an acrylic anti-corrosion primer layer.
6. The road bridge waterproof structure according to claim 1, wherein: the protective layer (8) is a methyl methacrylate resin layer.
7. The road bridge waterproof structure according to claim 1, wherein: the bonding layer (9) is an acrylic resin adhesive waterproof layer.
8. The road bridge waterproof structure according to claim 1, wherein: the paving layer (10) is a pouring asphalt mixture layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321264070.9U CN220847070U (en) | 2023-05-24 | 2023-05-24 | Road bridge waterproof construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321264070.9U CN220847070U (en) | 2023-05-24 | 2023-05-24 | Road bridge waterproof construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220847070U true CN220847070U (en) | 2024-04-26 |
Family
ID=90748248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321264070.9U Active CN220847070U (en) | 2023-05-24 | 2023-05-24 | Road bridge waterproof construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220847070U (en) |
-
2023
- 2023-05-24 CN CN202321264070.9U patent/CN220847070U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |