CN212128843U - Bridge expansion joint with water intercepting groove - Google Patents
Bridge expansion joint with water intercepting groove Download PDFInfo
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- CN212128843U CN212128843U CN202020737743.8U CN202020737743U CN212128843U CN 212128843 U CN212128843 U CN 212128843U CN 202020737743 U CN202020737743 U CN 202020737743U CN 212128843 U CN212128843 U CN 212128843U
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- water intercepting
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Abstract
The utility model belongs to the technical field of bridge waterproof construction, specific saying relates to a bridge expansion joint with catch basin. The expansion joint comprises an expansion joint body and a water intercepting groove at least arranged on one side of the expansion joint body; the expansion joint body comprises profile steels arranged on two sides of the expansion joint and water stops fixed between the profile steels, and the water intercepting tank is connected with the profile steels. This bridge expansion joint with catch basin can hold back the bridge floor flowing water fast, is showing the drainage load that reduces the waterstop, improves bridge waterproof construction life and has simple structure, convenient to use's characteristics.
Description
Technical Field
The utility model belongs to the technical field of bridge waterproof construction, specific saying relates to a bridge expansion joint with catch basin.
Background
Bridge expansion joints are provided between the beam ends, between the beam ends and the abutment or at the hinge points of the bridge for accommodating displacements and couplings between the superstructure caused by vehicle loads and bridge building materials. The bridge expansion joint should be able to freely stretch out and draw back in two directions parallel to and perpendicular to the axis of the bridge, and a water stop is arranged below the expansion device, is a waterproof structure of the bridge expansion joint, is generally formed by a groove-shaped sealing rubber belt, extends in the width direction of the bridge, and is used for guiding water to two sides in the width direction of the bridge and discharging the water.
Most of the existing water stops are connected in a clamping and embedding mode and are made of rubber materials and easy to damage, and the water seepage phenomenon is difficult to avoid. The accumulated water flows down from the expansion joint and spreads along the bridge floor, and the accumulated water flows to the position of the table cap to easily cause the corrosion of the support, thereby influencing the safety performance of the support; meanwhile, as the space under the bridge is dark, water stains appear on the wall surface after water seepage for a long time, moss is bred, the durability of the concrete structure is influenced, the color of the bridge head is dirty and black, the attractiveness of the bridge floor is influenced, pedestrians and vehicles under the bridge are prevented from passing, and other members of the bridge are damaged. Especially for the bridge with larger longitudinal gradient, the flow of the bridge deck is larger, and the water is difficult to be discharged only by depending on the cross slopes on the two sides of the bridge, so that the water seepage phenomenon of the bridge expansion device is more serious, the operation safety of the bridge is reduced, and the service life of the bridge is prolonged.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a can hold back the bridge floor flowing water fast, show the drainage load that reduces the waterstop, improve bridge waterproof construction life and simple structure, convenient to use's novel bridge expansion joint.
In order to achieve the above object, the utility model adopts the following technical scheme:
the utility model provides a bridge expansion joint with catch basin which characterized in that: comprises an expansion joint body and a water intercepting groove at least arranged on one side of the expansion joint body; the expansion joint body comprises profile steels arranged on two sides of the expansion joint and water stops fixed between the profile steels, and the water intercepting tank is connected with the profile steels.
The additional technical characteristics of the bridge expansion joint with the water intercepting groove further comprise that:
the water intercepting tank comprises a channel steel and a cover plate, the side part of the channel steel is connected with the section steel through welding, riveting or bolts, the other side part and/or the bottom of the channel steel is connected with embedded ribs of beam end concrete through anchoring ribs, and a plurality of water permeable holes are formed in the cover plate;
the section of the channel steel is in an inverted trapezoid shape, the bottom of the channel steel is provided with a slope, the drainage effect can be accelerated, and a plurality of triangular plates for supporting the cover plate are arranged at an opening in the upper part of the channel steel;
the side edge of the cover plate is hinged to the channel steel or the cover plate is formed by splicing a plurality of sub-plates, and the side edges of the sub-plates are hinged or anchored to the channel steel;
-the bottom of the water stop has one or more tubes communicating with the intercepting gutter;
the water stop is made of rubber, the communication pipe body is made of rubber or other materials, and the water stop and the communication pipe body are connected and formed.
Compared with the prior art, the utility model provides a bridge expansion joint with catch basin has following advantage: firstly, because at least one side edge of the expansion joint body of the novel bridge expansion joint is connected with the water intercepting groove, namely, on the basis of water prevention and drainage of the water stop belt in the expansion joint, when the accumulated water on the bridge floor is more and the water flow is larger, the water intercepting groove can quickly intercept the water flow, guide and discharge the accumulated water, reduce the impact of the water flow on the waterproof structure of the bridge, prolong the service life of the water stop belt and protect the safety of structural parts of the bridge; secondly, because the water stop is fixed between the section steels on the two sides of the expansion joint, and the water intercepting groove is connected with the section steel on one side, the structure is simple and compact, the reconstruction of the existing bridge expansion joint is convenient, the construction of the water intercepting groove is rapid, and the additional production cost cannot be increased; and thirdly, as the bottom of the water stop is provided with one or more pipelines communicated with the water intercepting groove, the comprehensive drainage performance of the bridge expansion joint is further improved, and the utilization efficiency of the water stop and the water intercepting groove is improved.
Drawings
Fig. 1 is the schematic structural view of the bridge expansion joint with the water intercepting groove of the present invention.
Detailed Description
The structure and the working principle of the bridge expansion joint with the water intercepting groove provided by the present invention will be further described in detail with reference to the accompanying drawings.
Referring to fig. 1, it is a schematic structural view of a bridge expansion joint with a water intercepting groove provided in the present invention. The structure forming the bridge expansion joint comprises an expansion joint body 1 and a water intercepting groove 2 at least arranged on one side of the expansion joint body; wherein, expansion joint body 1 is including setting up at the shaped steel 11 of expansion joint both sides and fixing waterstop 12 between shaped steel 11, and the cut-off tank 2 is connected with shaped steel 11.
The working principle is as follows: the structural steel 11 is laid on two sides of the expansion joint, two sides of the water stop belt 12 are installed in clamping grooves of the structural steel 11, the water intercepting groove 2 is connected with the structural steel 11 on one side and laid simultaneously, and concrete A is poured to form an expansion joint main body structure.
The section steel 11 can be in various forms, such as F-shaped, C-shaped, king-shaped and the like, as long as one side is provided with a clamping groove for clamping and fixing the side edge of the water stop 12; above-mentioned cut-off basin 2 installs in the upslope position when the bridge floor construction, can full play stop the effect of rivers, also can set up in the expansion joint both sides certainly, prevents that rivers from excessively surpassing the load of cut-off basin 2, and two side cut-off basins 2 structures also are applicable to the more gentle region of bridge floor slope, are fit for the guide and discharge ponding sinuous flow.
In the structure constituting the above-described bridge expansion joint with the water intercepting tank 2,
preferably, the structure of the water intercepting tank 2 is composed of a cover plate 21 and channel steel 22, the cover plate 21 and the channel steel 22 are preferably connected in a movable connection mode or an anchoring mode, the cover plate 21 is convenient to open and dirt in the channel steel 22 is cleaned, the side part of the channel steel 22 is connected with the profile steel 11 through welding, riveting or bolts, the other side part and/or the bottom part of the channel steel 22 is connected with the embedded rib 3 of the beam end concrete A through the anchoring rib 3, compared with the traditional waterproof structure construction of a bridge expansion joint, excessive engineering quantity is not added, the waterproof reconstruction is convenient, the cover plate 21 is provided with a plurality of water permeable holes 211, and bridge deck water flow enters the water intercepting tank 2 through the water permeable holes 211 of the cover plate 21 to prevent bridge deck mud blocks and sundries from blocking;
furthermore, the section of the channel steel 22 is in an inverted trapezoid shape, the bottom of the channel steel is provided with a slope to form a drainage channel for accelerated drainage, the opening at the upper part of the channel steel 22 is provided with a plurality of rib plates or other supporting structures 23 for supporting the cover plate 21, so that the bearing capacity of the cover plate 21 is improved, the cover plate 21 is prevented from being collapsed by the load of the bridge deck, and the channel steel 22 can also be replaced by other structures, such as concrete, steel plate welding or ditches made of glass fiber reinforced plastics;
the side edge of the cover plate 21 is hinged to the channel steel 22 or the cover plate 21 is formed by splicing a plurality of sub-plates, and the side edges of the sub-plates are hinged or anchored to the channel steel 22, so that the bridge deck is suitable for a scene with a wider bridge deck, the cover plate 21 is convenient to open and close, the construction of the splicing structure is simple, resources are saved, the cover plate 21 is also used for machining and manufacturing, and the production cost is reduced;
as a preferred embodiment, the bottom of the water stop 12 is provided with one or more pipelines 13 communicated with the water intercepting tank 2, so that water flow in the water stop 12 can be guided into the water intercepting tank 2, the utilization efficiency of the water stop 12 and the water intercepting tank 2 is improved, and the comprehensive waterproof performance of the bridge expansion joint is enhanced;
the patent also provides a water stop 12 with a new structure, namely, the water stop 12 is made of rubber, the communicating pipe body 13 can be made of rubber or other materials, the water stop 12 and the communicating pipe body 13 are connected and formed, and the water stop 12 realizes the functions of automatic water permeation and drainage through the communicating pipe bodies 13 connected at the bottom on the basis of water stopping and water proofing.
Claims (6)
1. The utility model provides a bridge expansion joint with catch basin which characterized in that: comprises an expansion joint body and a water intercepting groove at least arranged on one side of the expansion joint body; the expansion joint body comprises profile steels arranged on two sides of the expansion joint and water stops fixed between the profile steels, and the water intercepting tank is connected with the profile steels.
2. The bridge expansion joint with water intercepting tank as set forth in claim 1, wherein: the water intercepting groove comprises a channel steel and a cover plate, one side part of the channel steel is connected with the section steel through welding, riveting or bolts, the other side part and/or the bottom of the channel steel is connected with embedded ribs of beam end concrete through anchoring ribs, and a plurality of water permeable holes are formed in the cover plate.
3. A bridge expansion joint with water intercepting tanks as claimed in claim 2, wherein: the cross section of the channel steel is in an inverted trapezoid shape, the bottom of the channel steel is provided with a slope, the drainage effect can be accelerated, and a plurality of rib plates or structures used for supporting the cover plate are arranged at the opening of the upper portion of the channel steel.
4. A bridge expansion joint with water intercepting tanks as claimed in claim 2, wherein: the side of the cover plate is hinged to the channel steel or the cover plate is formed by splicing a plurality of daughter boards, and the side of each daughter board is hinged to or anchored to the channel steel.
5. A bridge expansion joint with water intercepting tanks as claimed in claim 1 or 2, wherein: the bottom of the water stop belt is provided with one or more pipe bodies communicated with the water intercepting tank.
6. The bridge expansion joint with water intercepting tank as set forth in claim 5, wherein: the water stop and the communicating pipe body are both made of rubber, and the water stop and the communicating pipe body are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020737743.8U CN212128843U (en) | 2020-05-08 | 2020-05-08 | Bridge expansion joint with water intercepting groove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020737743.8U CN212128843U (en) | 2020-05-08 | 2020-05-08 | Bridge expansion joint with water intercepting groove |
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| Publication Number | Publication Date |
|---|---|
| CN212128843U true CN212128843U (en) | 2020-12-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020737743.8U Active CN212128843U (en) | 2020-05-08 | 2020-05-08 | Bridge expansion joint with water intercepting groove |
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| CN (1) | CN212128843U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113774786A (en) * | 2021-09-17 | 2021-12-10 | 山东省交通规划设计院集团有限公司 | Water tank drainage system used between bridge deck expansion joints and bridge body |
-
2020
- 2020-05-08 CN CN202020737743.8U patent/CN212128843U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113774786A (en) * | 2021-09-17 | 2021-12-10 | 山东省交通规划设计院集团有限公司 | Water tank drainage system used between bridge deck expansion joints and bridge body |
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