CN110565512A - bridge joins externally water drainage tank piecing devices and drainage system - Google Patents
bridge joins externally water drainage tank piecing devices and drainage system Download PDFInfo
- Publication number
- CN110565512A CN110565512A CN201910894889.5A CN201910894889A CN110565512A CN 110565512 A CN110565512 A CN 110565512A CN 201910894889 A CN201910894889 A CN 201910894889A CN 110565512 A CN110565512 A CN 110565512A
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- round steel
- drainage
- telescopic pipe
- pipe
- steel pipe
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 36
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 69
- 239000010959 steel Substances 0.000 claims abstract description 69
- 238000007789 sealing Methods 0.000 claims abstract description 22
- 230000000903 blocking effect Effects 0.000 claims description 3
- 238000005452 bending Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000011229 interlayer Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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
- E01D19/08—Damp-proof or other insulating layers; Drainage arrangements or devices ; Bridge deck surfacings
- E01D19/086—Drainage arrangements or devices
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
A bridge is provided with a plurality of sections of beam bodies, each section of beam body is externally provided with a section of drainage channel, each joint device comprises a telescopic pipe and an end-capping plate, two ends of each drainage channel are respectively provided with a round steel pipe which extends outwards along the drainage channel and has an outer diameter smaller than the width of the drainage channel, one end of each round steel pipe is attached to the end surface of the drainage channel, and the outer wall of each round steel pipe is sealed with the inner wall of the drainage channel by the end-capping plate; the telescopic pipe is arranged between the two adjacent sections of the drainage grooves, and the two ends of the telescopic pipe are fixedly sleeved with the round steel pipe. The invention aims to provide a bridge external drainage channel joint device and a drainage system, which can adapt to various deformations of a bridge, have good sealing performance and are convenient to maintain.
Description
Technical Field
The invention relates to the technical field of bridge engineering, in particular to a bridge external drainage channel joint device and a drainage system.
Background
the existing drainage system for the long and large bridge generally adopts graded drainage, when the rainfall is small or the rain just begins, the rainwater mixed with pollutants is intensively discharged to the shore ground by the drainage system and is subjected to centralized treatment; when the rainfall is large, the rainwater is directly and quickly discharged into rivers or seawater, and the accumulated water on the bridge floor is avoided. The externally hung U-shaped drainage channel is widely applied as a common structure of a bridge graded drainage system.
In the existing drainage system with an externally-hung U-shaped drainage channel, a section of drainage channel is externally hung on each section of beam body (the bridge floor is formed by splicing a plurality of sections of beam bodies), and the two sections of drainage channels are connected by adopting a built-in rigid pipeline; one end of the built-in rigid pipeline is fixed, and the other end slides relative to the drainage channel, but the connection mode has the following defects:
1. The sliding joint of the built-in rigid pipeline is provided with a sealing gasket, and the sealing gasket is easy to damage and is complex to maintain.
2. the connection mode of the built-in rigid pipeline and the drainage channel can only adapt to the simple longitudinal extension of the bridge; however, the deformation of the actual bridge is multidirectional, and the deformation also comprises a plurality of deformations such as transverse bridge direction, vertical direction, bending and twisting, so that the connection mode has short service life, is easy to damage and is easy to cause rainwater leakage.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a bridge external drainage channel joint device and a drainage system, which can adapt to various deformations of a bridge, have good sealing performance and are convenient to maintain.
In order to achieve the purpose, the adopted technical scheme is that the bridge externally-hung drainage channel joint device comprises a plurality of sections of beam bodies, each section of beam body is externally hung with a section of drainage channel, the joint device comprises a telescopic pipe and an end-capping plate, two ends of each drainage channel are respectively provided with a round steel pipe which extends outwards along the drainage channel and has an outer diameter smaller than the width of the drainage channel, one end of each round steel pipe is attached to the end surface of the drainage channel, and the space between the outer wall of each round steel pipe and the inner wall of the drainage channel is sealed by the end-capping plate; the telescopic pipe is arranged between the two adjacent sections of the drainage grooves, and the two ends of the telescopic pipe are fixedly sleeved with the round steel pipe.
Preferably, the end-blocking plate is tightly attached to the end face of the drainage groove, and a round hole for the round steel pipe to pass through is formed in the center of the end-blocking plate; the circular steel tube is fixedly connected with the end sealing plate, and the axis of the circular steel tube passes through the circle center of the round hole.
Preferably, the joint device further comprises a clamp, and the clamp sleeves are arranged at two ends of the telescopic pipe and used for clamping the telescopic pipe outside the round steel pipe.
Preferably, the telescopic pipe is provided with three with the part that the round steel pipe cup jointed the clamp, the both ends terminal surface of telescopic pipe all closely laminate in the closing end board.
Preferably, the middle of the telescopic pipe is a corrugated section, the two ends of the telescopic pipe are non-corrugated sections, and the part of the telescopic pipe, which covers the outside of the round steel pipe, is a non-corrugated section.
Preferably, the length of the round steel pipe is one sixth of the distance between two adjacent rows of water tanks.
Preferably, the joint device further comprises a bracket, wherein the bracket is fixedly arranged on the beam body and used for supporting the telescopic pipe.
Preferably, the bracket is L-shaped, and the long edge of the bracket is positioned at the bottom of the extension tube and used for supporting the extension tube; the short edge of the telescopic pipe faces upwards and is used for limiting the transverse bridge movement of the telescopic pipe.
The invention also discloses a drainage system based on the joint device, which comprises:
A multi-section drainage channel;
A plurality of joint devices which are arranged between two adjacent sections of the drainage grooves;
The water inlets of the plurality of water drain pipes are arranged on the bridge floor, and the water outlets of the plurality of water drain pipes are arranged above the drainage grooves and are used for collecting bridge floor rainwater into the drainage grooves;
And the water stops are arranged in the expansion joint between the two adjacent beam bodies and are used for collecting rainwater into the drainage groove.
Preferably, the end-blocking plate is tightly attached to the end face of the drainage groove, and a round hole for the round steel pipe to pass through is formed in the center of the end-blocking plate; the round steel pipe is fixedly connected with the end-sealing plate, and the axis of the round steel pipe passes through the circle center of the round hole; the joint device further comprises a clamp, and the clamp sleeves are arranged at two ends of the telescopic pipe and used for clamping the telescopic pipe outside the round steel pipe.
The invention has the beneficial effects that:
1. The two ends of the telescopic pipe of the joint device are hooped outside the round steel pipe by the hoops, the round steel pipe is welded to the drainage tank through the end-capping plate, and the hooping connection and the welding connection have good sealing performance and are not easy to leak.
2. The joint device can adapt to various deformations between beam bodies, namely, the extension tube with good elastic performance can adapt to transverse bridge deformation, longitudinal bridge deformation, vertical deformation, bending deformation, twisting deformation and the like; compared with the existing rigid pipeline, the pipeline has better adaptability, less wear and longer service life.
3. The telescopic pipe of the joint device can be installed after the bridge is finished, the construction period of the bridge is not influenced, and the installation is flexible and convenient; the maintenance of the joint device is very convenient, usually, after the extension tube 2 is aged, the hoop 5 is adjusted from a tightening state to a loosening state, and the extension tube 2 is replaced; compared with the existing rigid pipeline, the pipeline has the advantages that manpower and material resources are saved, and the maintenance cost is reduced.
4. The drainage system has good sealing performance, is not easy to leak, is convenient to maintain and can be well suitable for various deformations of bridges.
drawings
FIG. 1 is a schematic cross-sectional view of an embodiment of the present invention.
3 fig. 3 2 3 is 3 a 3 sectional 3 view 3 a 3- 3 a 3 of 3 fig. 31 3. 3
fig. 3 is a sectional view B-B of fig. 1.
Fig. 4 is a cross-sectional view taken along line C-C of fig. 1.
FIG. 5 is a schematic view of a terminal plate according to an embodiment of the invention.
Fig. 6 is a cross-sectional view taken along line D-D of fig. 1.
Reference numerals: 1-drainage tank, 2-telescopic pipe, 3-end sealing plate, 31-round hole, 4-round steel pipe, 5-hoop, 6-bracket, 7-water drain pipe, 8-guide pipe, 9-water stop and 10-beam body.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
As shown in fig. 1, the bridge comprises a plurality of sections of beam bodies 10, the plurality of sections of beam bodies 10 are spliced into a complete bridge, each section of beam body 10 is externally provided with one section of drainage channel 1, and the joint device is arranged between two adjacent sections of drainage channels 1. The joint device comprises a telescopic pipe 2 and a blocking plate 3, wherein two ends of the drainage channel 1 are respectively provided with a round steel pipe 4, the round steel pipe 4 extends outwards along the length direction of the drainage channel 1, and the outer diameter of the round steel pipe is smaller than the width of the drainage channel 1. One end of the circular steel tube 4 is attached to the end face of the water drainage tank 1, and the space between the outer wall of the circular steel tube 4 and the inner wall of the water drainage tank 1 is sealed by the end-sealing plate 3. The telescopic pipe 2 is arranged between two adjacent sections of the drainage grooves 1, and two ends of the telescopic pipe 2 are fixedly sleeved on a round steel pipe 4.
As shown in fig. 1, 4 and 5, the end-capping plate 3 is closely attached to the end surface of the drainage channel 1, and a circular hole 31 for the circular steel tube 4 to pass through is formed in the center of the end-capping plate; the circular steel tube 4 is fixedly connected with the end-sealing plate 3, and the axis of the circular steel tube passes through the circle center of the circular hole 31.
Preferably, the outer diameter of the circular steel tube 4 is equal to the diameter of the circular hole 31, the length of the circular steel tube 4 is greater than the diameter of the circular steel tube 4, the drainage groove 1 is welded on the side surface of the beam body 10, the end closure plate 3 is welded on the end surface of the drainage groove 1, and the circular steel tube 4 is welded in the circular hole 31 of the end closure plate 3.
Preferably, the height more than or equal to its width of water drainage tank 1, the top of closing end board 3 is a little higher than 1 ~ 5cm in the top of water drainage tank 1, and the width of closing end board 3 equals the width of 1 outer wall of water drainage tank, and the bottom of closing end board 3 is the bottom parallel and level with water drainage tank 1.
Preferably, the inner diameter of the circular steel tube 4 is tangent to the inner surface of the bottom of the drainage channel 1, so that rainwater in the drainage channel 1 can more easily flow into the circular steel tube 4.
As shown in fig. 1 and fig. 6, in this embodiment, the joint device further includes a clamp 5, and the clamp 5 is sleeved at two ends of the extension tube 2 for clamping the extension tube 2 outside the circular steel tube 4. Specifically, each hoop 5 comprises a hoop body and a screw pair, and when the screw pair is screwed, the hoop 5 is in a hooped state; when the screw pair is unscrewed, the clamp 5 is in a loosened state. In particular, the effective gripping diameter of the clamping band 5 exactly matches the outer diameter of the two ends of the telescopic tube 2. Preferably, the clamp 5 is made of stainless steel or galvanized material.
Preferably, the telescopic pipe 2 and the round steel pipe 4 are sleeved with three hoops 5, and one round steel pipe 4 corresponds to the three hoops 5, so that good sealing performance between the round steel pipe 4 and the telescopic pipe 2 is guaranteed. Correspondingly, the both ends terminal surface of flexible pipe 2 all closely laminates in end plate 3, and flexible pipe 2's both ends cover circular steel tube 4 completely promptly, and this connection length can make the sealing performance between circular steel tube 4 and the flexible pipe 2 better equally, prevents that flexible pipe 2 from deviating from outside circular steel tube 4 when the bridge multiple deformation (horizontal bridge is to warping, vertical direction warp, bending deformation and distortion etc.).
in the embodiment, the middle of the telescopic pipe 2 is a corrugated section, the two ends of the telescopic pipe are non-corrugated sections, and the part of the telescopic pipe 2 covering the round steel pipe 4 is a non-corrugated section; the telescopic pipe 2 without the corrugated section covers the round steel pipe 4 and is clamped by a clamp 5. Preferably, the length of the non-corrugated section of the telescopic tube 2 is equal to the length of the round steel tube 4.
As shown in fig. 1 and 3, in the present embodiment, the joint device further includes a bracket 6, and the bracket 6 is fixedly mounted on the beam body 10 for supporting the telescopic tube 2. Preferably, the bracket 6 is L-shaped, the long side of which is positioned at the bottom of the telescopic pipe 2 and is used for supporting the telescopic pipe 2; the short edge of the telescopic pipe is upward and used for limiting the transverse bridge movement of the telescopic pipe 2. Preferably, two brackets 6 are arranged, and are symmetrically distributed on two sides of the expansion joint by taking the expansion joint as a center; the bracket 6 satisfies a supporting strength in a rain condition.
Preferably, the expansion amount of the telescopic pipe 2 meets the design requirement of a bridge, and the natural length of the telescopic pipe 2 without expansion is equal to the distance between two adjacent sections of drainage channels 1.
Furthermore, the pipe wall of the extension pipe 1 comprises a canvas interlayer and a steel wire interlayer, so that the extension pipe 1 has certain rigidity and strength.
The working principle of the joint device of the embodiment of the invention is as follows:
The non-corrugated sections at the two ends of the extension tube 2 are hooped outside the round steel tube 4 by the hooping 5, and the round steel tube 4 is welded on the drainage tank 1 through the end sealing plate 3; when rainwater is discharged, the rainwater can flow through the drainage groove 1 and the extension pipe 2 without obstacles and permeation and is discharged to a target position.
In the process, because the load borne by the bridge is complex, various deformations can occur between the beam body 10 and the beam body 10; and the telescopic tube 2 with good elastic performance can adapt to various deformations. In addition, the joint device is very convenient to maintain, and the extension tube 2 can be replaced after the extension tube 2 is aged.
As shown in fig. 1, the invention also discloses a drainage system based on the joint device, which comprises a drainage tank 1, the joint device, a drain pipe 7 and a water stop 9; each section of beam body 10 is externally provided with a section of drainage groove 1, and the plurality of sections of drainage grooves 1 are used for collecting and discharging rainwater; a joint device is arranged between every two adjacent sections of the drainage channels 1, and the plurality of joint devices connect the drainage channels 1 into a whole. The drainage system also comprises a water drain pipe 7 (shown in figures 1 and 2) and a water stop 9, wherein a water inlet of the water drain pipe 7 is arranged on the bridge floor (namely the upper surface of the beam body), a water outlet of the water drain pipe 7 is arranged above the drainage tank 1, and the plurality of water drain pipes 7 are used for collecting rainwater on the bridge floor into the drainage tank 1; the water stop 9 is installed in an expansion joint (a structural joint arranged to prevent the bridge from cracking or being damaged due to weather temperature changes such as thermal expansion and cold contraction) between two adjacent beam bodies 10, and is used for collecting rainwater into the drainage channel 1.
specifically, the drainage system further comprises a flow guide pipe 8 (shown in fig. 1 and 3), one end of the flow guide pipe 8 is communicated with the water stop 9, and the other end of the flow guide pipe 8 is arranged above the drainage tank 1; the honeycomb duct 8 is used for discharging the rainwater at the expansion joint to the drainage tank 1.
Furthermore, the end-capping plate 3 is tightly attached to the end face of the drainage channel 1, and a round hole 31 for the round steel pipe 4 to pass through is formed in the center of the end-capping plate; the circular steel tube 4 is fixedly connected with the end-sealing plate 3, and the axis of the circular steel tube passes through the circle center of the circular hole 31; the joint device also comprises a hoop 5, and the hoop 5 is sleeved at two ends of the extension tube 2 and used for hooping the extension tube 2 outside the round steel tube 4.
the working principle of the drainage system of the embodiment of the invention is as follows:
After rainfall, the rainwater on the upper surface of the beam body 10 flows to the drainage channel 1 through the plurality of water drainage pipes 7; rainwater at the expansion joint between the beam bodies 10 flows to the drainage tank 1 through the water stop 9 and the drainage pipe 8; a joint device is arranged between every two adjacent sections of the drainage channels 1, and the plurality of joint devices connect the drainage channels 1 into a whole. The drainage system has good sealing performance and is not easy to leak; the maintenance is convenient, and the bridge is suitable for various deformations of bridges.
the present invention is not limited to the above-described embodiments, and it will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the principle of the present invention, and such modifications and improvements are also considered to be within the scope of the present invention. Those not described in detail in this specification are within the skill of the art.
Claims (10)
1. The utility model provides an external water drainage tank piecing devices of bridge, the bridge contains multistage roof beam body (10), every section one section water drainage tank (1), its characterized in that are installed to roof beam body (10) all externally: the joint device comprises a telescopic pipe (2) and a blocking plate (3), two ends of the drainage tank (1) are respectively provided with a round steel pipe (4) which extends outwards along the drainage tank (1) and has an outer diameter smaller than the width of the drainage tank (1), one end of the round steel pipe (4) is attached to the end surface of the drainage tank (1), and the space between the outer wall of the round steel pipe (4) and the inner wall of the drainage tank (1) is sealed by the blocking plate (3); the telescopic pipe (2) is arranged between the two adjacent sections of the drainage grooves (1), and the two ends of the telescopic pipe (2) are fixedly sleeved with the round steel pipe (4).
2. A connector device according to claim 1, wherein: the end sealing plate (3) is tightly attached to the end face of the drainage groove (1), and a round hole (31) for the round steel pipe (4) to pass through is formed in the center of the end sealing plate; the round steel tube (4) is fixedly connected with the end sealing plate (3), and the axis of the round steel tube passes through the circle center of the round hole (31).
3. A connector device according to claim 1, wherein: the joint device further comprises a hoop (5), wherein the hoop (5) is sleeved at two ends of the telescopic pipe (2) and used for hooping the telescopic pipe (2) outside the round steel pipe (4).
4. A connector device according to claim 3, wherein: the telescopic pipe (2) is provided with three with the part that round steel tube (4) cup jointed clamp (5), the both ends terminal surface of telescopic pipe (2) all closely laminate in end plate (3).
5. A connector device according to claim 1, wherein: the middle of the telescopic pipe (2) is a corrugated section, the two ends of the telescopic pipe are non-corrugated sections, and the part of the telescopic pipe (2) covering the round steel pipe (4) is a non-corrugated section.
6. A connector device according to claim 1, wherein: the length of the round steel pipe (4) is one sixth of the distance between two adjacent rows of water tanks (1).
7. a connector device according to claim 1, wherein: the joint device further comprises a bracket (6), wherein the bracket (6) is fixedly arranged on the beam body (10) and used for supporting the telescopic pipe (2).
8. A connector device according to claim 7, wherein: the bracket (6) is L-shaped, and the long edge of the bracket is positioned at the bottom of the extension tube (2) and used for supporting the extension tube (2); the short edge of the telescopic pipe is upward and is used for limiting the transverse bridge movement of the telescopic pipe (2).
9. A drainage system based on the joint device of claim 1, comprising:
A multi-section drainage groove (1);
A plurality of joint devices which are arranged between two adjacent sections of the drainage grooves (1);
a plurality of water drain pipes (7) with water inlets arranged on the bridge floor and water outlets arranged above the drainage grooves (1) and used for collecting bridge floor rainwater into the drainage grooves (1);
And the water stops (9) are arranged in the expansion joints between two adjacent beam bodies (10) and are used for collecting rainwater into the drainage tank (1).
10. The drainage system of claim 9, wherein: the end sealing plate (3) is tightly attached to the end face of the drainage groove (1), and a round hole (31) for the round steel pipe (4) to pass through is formed in the center of the end sealing plate; the round steel pipe (4) is fixedly connected with the end sealing plate (3), and the axis of the round steel pipe passes through the circle center of the round hole (31); the joint device further comprises a hoop (5), wherein the hoop (5) is sleeved at two ends of the telescopic pipe (2) and used for hooping the telescopic pipe (2) outside the round steel pipe (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910894889.5A CN110565512A (en) | 2019-09-20 | 2019-09-20 | bridge joins externally water drainage tank piecing devices and drainage system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910894889.5A CN110565512A (en) | 2019-09-20 | 2019-09-20 | bridge joins externally water drainage tank piecing devices and drainage system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110565512A true CN110565512A (en) | 2019-12-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910894889.5A Pending CN110565512A (en) | 2019-09-20 | 2019-09-20 | bridge joins externally water drainage tank piecing devices and drainage system |
Country Status (1)
| Country | Link |
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| CN (1) | CN110565512A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111270570A (en) * | 2020-03-16 | 2020-06-12 | 中铁二院工程集团有限责任公司 | Overhead soilless roadbed structure, roadbed assembly, roadbed system and construction method |
| 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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| KR20150123555A (en) * | 2014-04-25 | 2015-11-04 | (주)피피아이평화 | Assemblable repair socket for drain pipe |
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| CN209099168U (en) * | 2018-11-22 | 2019-07-12 | 济南城建集团有限公司 | A kind of box beam expansion joint guarded drainage device |
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| JP2009299328A (en) * | 2008-06-12 | 2009-12-24 | Kowa Industry Co Ltd | Drainage ditch unit |
| JP2011111885A (en) * | 2009-11-25 | 2011-06-09 | Kyoryo Techno Kk | Drainage system of floor slab for pedestrian bridge and bridge |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111270570A (en) * | 2020-03-16 | 2020-06-12 | 中铁二院工程集团有限责任公司 | Overhead soilless roadbed structure, roadbed assembly, roadbed system and construction method |
| 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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Application publication date: 20191213 |
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| RJ01 | Rejection of invention patent application after publication |