CN220746791U - Corrugated steel U-shaped ditch - Google Patents
Corrugated steel U-shaped ditch Download PDFInfo
- Publication number
- CN220746791U CN220746791U CN202321919199.9U CN202321919199U CN220746791U CN 220746791 U CN220746791 U CN 220746791U CN 202321919199 U CN202321919199 U CN 202321919199U CN 220746791 U CN220746791 U CN 220746791U
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- Prior art keywords
- flange
- corrugated steel
- ditch
- steel
- shaped
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 94
- 239000010959 steel Substances 0.000 title claims abstract description 94
- 238000007789 sealing Methods 0.000 claims description 33
- 238000003466 welding Methods 0.000 claims description 11
- 238000005260 corrosion Methods 0.000 claims description 7
- 230000007797 corrosion Effects 0.000 claims description 5
- 238000005536 corrosion prevention Methods 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 9
- 239000011150 reinforced concrete Substances 0.000 abstract description 4
- 238000010276 construction Methods 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 230000006378 damage Effects 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 238000012271 agricultural production Methods 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000003621 irrigation water Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Landscapes
- Sewage (AREA)
Abstract
The utility model discloses a corrugated steel U-shaped ditch, which relates to the technical field of water conservancy facilities and comprises at least two ditch units. Compared with the traditional reinforced concrete structure canal, the corrugated steel U-shaped canal has the advantages that the moment of inertia of the corrugated steel plate is obviously increased due to the existence of the axial corrugation of the corrugated steel plate, the stress strain caused by the load can be distributed in the axial direction and the radial direction at the same time, the stress concentration of the load can be dispersed to a greater extent, the load resistance capability is obviously enhanced, and the corrugated steel U-shaped canal has excellent stress characteristics.
Description
Technical Field
The utility model relates to the technical field of water conservancy facilities, in particular to a corrugated steel U-shaped ditch.
Background
The canal is an important infrastructure for agricultural production and greening and environmental protection, and especially in arid areas, the canal is a proposition for agricultural production and greening and environmental protection development. The traditional reinforced concrete canal can generate cracks and even damage when the foundation is partially settled and deformed, and particularly is extremely easy to generate cracks and deformation damage under the action of freezing and frost heaving in winter, thereby causing foundation settlement, serious damage to the canal, serious loss of water resources or interruption of water delivery, and the problems of high maintenance difficulty, high cost, serious influence on agriculture, greening and environment-friendly irrigation water and the like.
In order to solve the technical problems, the utility model provides a novel technical scheme.
Disclosure of Invention
The utility model provides a corrugated steel U-shaped ditch, which aims to solve the problems that the traditional reinforced concrete ditch has high requirement on the bearing capacity of a foundation, the construction process is complex, and construction waste, crack resistance and poor deformation resistance are generated; meanwhile, the problems of more post-construction diseases, high maintenance cost, water seepage, water leakage, foundation destruction by flushing, water delivery interruption at any time and the like are solved.
The utility model provides a corrugated steel U-shaped ditch, which adopts the following technical scheme:
the utility model provides a corrugated steel U-shaped ditch, includes two at least ditch units, ditch unit is formed by corrugated steel plate along its transversal ripple direction side welding, and ditch unit transversal personally submits U-shaped, corrugated steel plate establishes to the side along the ripple as ditch unit side, ditch unit side welding flange, connects the length through flange joint between the ditch unit.
Further, the flange is an angle steel flange rolled into a shape matched with the cross section of the canal unit, flange bolt holes are formed in the central axis of the width of the flange, a plurality of steel plate stiffening plates are fixedly welded at the welding seams of the side edges of the flange and the canal unit in a vertical mode, and the steel plate stiffening plates are arranged between every two flange bolt holes along the circumferential direction of the flange, and the distance between the steel plate stiffening plates is consistent with the distance between every two flange bolt holes.
Further, the thickness of the corrugated steel plate is 3.5-5.5 mm, the edge width of the flange is 70-80 mm, the edge thickness is 7-8 mm, the flange bolt holes adopt standard round holes, the diameter is 19-23 mm, and the corrugated steel plate and the flange are plated with 84 mu m thick galvanized anti-corrosion layers.
Further, a sealing gasket is arranged between the flange butt joints of the canal unit, the sealing gasket is made of water-swelling rubber, bolt holes are arranged on the central axis of the sealing gasket and correspond to the flange bolt holes one by one, and the edge width of the sealing gasket is consistent with that of the flange, and the thickness of the sealing gasket is not less than 1.5mm.
Optionally, the gasket is made of elastic rubber.
Further, steel sealing plates are welded at the top ends of two sides of the U-shaped section opening of the canal unit respectively, the length of each steel sealing plate is consistent with the length of the corrugated steel plate along the lateral side of the corrugated steel plate in the transverse ripple direction, the steel sealing plates at two sides are connected by adopting steel pull rods, and two ends of each steel pull rod are welded and connected on the steel sealing plates.
Further, the width of the canal unit steel sealing plate is 1.2 times of the wave depth of the corrugated steel plate, the thickness of the canal unit steel sealing plate is consistent with that of the corrugated steel plate, the diameter of the steel pull rod is not less than 12mm, and the anticorrosive coating is an 84 mu m thick galvanized coating.
Optionally, the strength grade of bolts used for the flange connection of the canal unit is 8.8 grade or 10.9 grade, the specification is M16 or M20, and the anticorrosive coating is an 84 μm thick galvanized coating for corrosion prevention.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the utility model is formed by welding corrugated steel plate pieces, the corrugated steel structure can better resist static load and dynamic load, the safety coefficient is increased, the safety after engineering operation can be ensured, and the utility model has the characteristics of low requirement on foundation, stable industrial production quality, high assembly construction speed, low engineering cost, few post-construction diseases, low maintenance cost, longer service life through special corrosion prevention and the like.
2. Compared with the reinforced concrete structure canal, the utility model has strong deformation resistance, no crack, no water leakage and longer service life.
Drawings
FIG. 1 is an isometric view of a corrugated steel U-shaped raceway of the present utility model;
FIG. 2 is a front view of a corrugated steel U-shaped raceway of the present utility model;
FIG. 3 is an isometric view of the raceway unit shown in FIG. 1;
fig. 4 is an enlarged view at a in fig. 3.
Reference numerals illustrate: 1. a canal unit; 2. corrugated steel plate; 3. a flange; 4. flange bolt holes; 5. a steel plate stiffening plate; 6. a sealing gasket; 7. a steel sealing plate; 8. a steel tie rod.
Detailed Description
The utility model is described in further detail below with reference to fig. 1-4.
Referring to fig. 1 and 2, the corrugated steel U-shaped canal according to the present utility model comprises at least two canal units 1, the canal units 1 are formed by welding corrugated steel plates 2 with the same size and specification along the transverse corrugations thereof to the sides, the cross section of the canal unit 1 is U-shaped, the bottom surface of the U-shaped cross section is a plane, the side surfaces are vertical surfaces of the bottom surface, and an arc is formed between the vertical surfaces of the two sides and the bottom surface; the corrugated steel plate 2 is arranged along the corrugated direction side to be the side of the canal unit 1, the side of the canal unit 1 is welded with a flange 3, and the canal units 1 are connected and lengthened through the flange 3 to form a corrugated steel U-shaped canal.
Referring to fig. 3 and 4, the flange 3 is an angle steel flange rolled to be matched with the cross section shape of the canal unit, a flange bolt hole 4 is formed in the side width central axis of the flange 3, a plurality of steel plate stiffening plates 5 are fixedly welded at the side welding seam of the flange 3 and the canal unit 1 in a vertical mode, the steel plate stiffening plates 5 are circumferentially arranged between every two flange bolt holes 4 along the flange, the distance between the two steel plate stiffening plates 5 is consistent with the distance between the flange bolt holes 4, and the strength of the welding seam can be increased by the steel plate stiffening plates 5 due to the fact that the corrugated steel plate 2 and the flange 3 are welded in a line contact mode so as to ensure the stability and safety of the U-shaped canal.
Preferably, the thickness of the corrugated steel plate 2 is 3.5-5.5 mm, the edge width of the flange 3 is 70-80 mm, the edge thickness is 7-8 mm, the flange bolt holes 4 are standard round holes, the diameter is 19-23 mm, the corrugated steel plate 2 and the flange 3 are plated with 84 mu m thick galvanized anti-corrosion layers, and the utility model is more convenient in transportation and construction and more durable in the implementation process.
Referring to fig. 1, a sealing gasket 6 is arranged between the flange butt seams of the canal unit 1, the sealing gasket 6 is made of water-swelling rubber, bolt holes are arranged on the central axis of the sealing gasket 6 and correspond to the flange bolt holes 4 one by one, and the edge width of the sealing gasket 6 is consistent with the edge width of the flange 3, and the thickness is not less than 1.5mm.
Preferably, the gasket 6 may be made of elastic rubber.
Referring to fig. 1, steel sealing plates 7 are welded at the top ends of two sides of the opening of the U-shaped section of the canal unit 1, the length of the steel sealing plates 7 is consistent with the length of the side edges of the corrugated steel plate 2 along the transverse ripple direction of the corrugated steel plate, the steel sealing plates 7 at two sides are connected by adopting steel pull rods 8, and two ends of each steel pull rod 8 are welded and connected on the steel sealing plates 7. The strength of the top ends of two sides of the corrugated steel plate and the shaping of the U-shaped opening of the canal can be ensured by welding the steel sealing plates 7, and the steel railing 8 can ensure that the U-shaped canal of the corrugated steel is not easy to deform after bearing the radial pressure of water.
Preferably, the diameter of the steel pull rod 8 is not smaller than 12mm, and the steel pull rod 8 and the steel sealing plate 7 are preserved by adopting a zinc plating layer with the thickness of 84 mu m.
Preferably, the flange connection of the canal unit 1 adopts bolts with the strength grade of 8.8 grade or 10.9 grade and the specification of M16 or M20, and the corrosion-resistant layer adopts 84 mu M thick galvanized layer for corrosion resistance.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (8)
1. The utility model provides a corrugated steel U-shaped ditch, includes two at least ditch units (1), its characterized in that, ditch unit (1) are formed by corrugated steel plate spare (2) along its transversal ripple direction side welding, the U type is personally submitted in ditch unit (1) transversal, corrugated steel plate spare (2) are established to ditch unit (1) side along the ripple to the side, ditch unit (1) side welding flange (3), connect the extension through flange (3) between ditch unit (1).
2. The corrugated steel U-shaped ditch according to claim 1, wherein the flange (3) is an angle steel flange rolled into a shape matched with the cross section shape of the ditch unit, flange bolt holes (4) are formed in the side width central axis of the flange, a plurality of steel plate stiffening plates (5) are vertically and fixedly welded at the side welding seams of the flange (3) and the ditch unit (1), and the steel plate stiffening plates (5) are circumferentially arranged in the middle of every two flange bolt holes (4) along the flange (3) and have the same spacing with the flange bolt holes (4).
3. The corrugated steel U-shaped ditch according to claim 2, wherein the wall thickness of the corrugated steel plate (2) is 3.5-5.5 mm, the edge width of the flange (3) is 70-80 mm, the edge thickness is 7-8 mm, the flange bolt holes (4) are standard round holes with the diameter of 19-23 mm, and the corrugated steel plate (2) and the flange (3) are plated with 84- μm thick galvanized corrosion resistant layers.
4. A corrugated steel U-shaped ditch according to claim 3, wherein a sealing gasket (6) is arranged between the flange butt joint of the ditch unit (1), the sealing gasket (6) is made of water-swelling rubber, bolt holes are arranged on the central axis of the sealing gasket (6) and correspond to the flange bolt holes (4) one by one, and the edge width of the sealing gasket (6) is consistent with the edge width of the flange (3) and the thickness is not less than 1.5mm.
5. A corrugated steel U-shaped raceway according to claim 4, characterized in that the material of said gasket (6) is at the same time chosen from elastic rubber.
6. The corrugated steel U-shaped ditch according to any one of claims 4 or 5, wherein steel sealing plates (7) are welded at the top ends of two sides of the U-shaped section opening of the ditch unit (1), the length of each steel sealing plate (7) is consistent with the length of the side edge of the corrugated steel plate (2) along the transverse ripple direction, the width of each steel sealing plate is 1.2 times of the wave depth of the corrugated steel plate, the thickness of each steel sealing plate is consistent with that of the corrugated steel plate (2), an 84- μm thick galvanized layer is adopted for corrosion prevention, the steel sealing plates (7) at two sides are connected by steel tie rods (8), and two ends of each steel tie rod (8) are welded on the steel sealing plates (7).
7. The corrugated steel U-shaped canal according to claim 6, characterized in that the diameter of the steel tie rod (8) is not less than 12mm, and the corrosion-resistant layer is a 84 μm thick galvanized layer.
8. A corrugated steel U-shaped raceway according to any one of claims 1-7, characterized in that the raceway unit (1) is flanged to a bolt strength grade of 8.8 or 10.9, and is M16 or M20, and the corrosion-resistant layer is an 84 μm thick galvanized layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321919199.9U CN220746791U (en) | 2023-07-20 | 2023-07-20 | Corrugated steel U-shaped ditch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321919199.9U CN220746791U (en) | 2023-07-20 | 2023-07-20 | Corrugated steel U-shaped ditch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220746791U true CN220746791U (en) | 2024-04-09 |
Family
ID=90553728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321919199.9U Active CN220746791U (en) | 2023-07-20 | 2023-07-20 | Corrugated steel U-shaped ditch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220746791U (en) |
-
2023
- 2023-07-20 CN CN202321919199.9U patent/CN220746791U/en active Active
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