CN212270826U - Check guest net cage - Google Patents
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- CN212270826U CN212270826U CN201922472890.7U CN201922472890U CN212270826U CN 212270826 U CN212270826 U CN 212270826U CN 201922472890 U CN201922472890 U CN 201922472890U CN 212270826 U CN212270826 U CN 212270826U
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Abstract
The application provides a check net box, which is applied to a railway shoulder and comprises a side net part formed by enclosing side net plates, and a front net plate and a rear net plate which are respectively connected with two ends of the side net part; the net measuring part is provided with a clapboard along the length direction, and the joint positions of the side net part, the front net plate, the rear net plate and the clapboard are fixed by adopting connecting pieces; the side net plate is made by weaving metal wires, and the partition plate is made by welding metal wires; the cross-section of the side wire section is configured as a trapezoid. The check guest net cage is applied to the railway road shoulder, is simple to construct, is little influenced by environmental change, is suitable for mechanized operation, can ensure the construction quality and accelerate the construction progress, and has good engineering benefit, economic benefit and ecological benefit.
Description
Technical Field
The utility model relates to a civil engineering facility field especially relates to a check guest net cage.
Background
The check box is widely applied to the scour prevention protection of river dams and retaining structures in the construction fields of roads, railways and the like. The existing railway shoulder protectors are all cast-in-place concrete shoulder protectors, and in order to solve the problem of poor drainage of the existing concrete shoulder protectors, the gabion structure is introduced into the field of roadbed shoulder protectors for the first time. The section of the traditional check guest net cage is rectangular, and the size of the roadbed shoulder protector is not large, and in order to keep the slope of the side slope, the trapezoid slope check guest net cage is adopted, and corresponding graded crushed stones are backfilled in the trapezoid check guest net cage to form the check guest shoulder protector.
SUMMERY OF THE UTILITY MODEL
To solve the above problems in the prior art, the present application provides a check net box, which is used to solve all or part of the above technical problems.
The application provides a check net box, which is applied to a railway shoulder, and comprises a side net part formed by enclosing side net plates, and a front net plate and a rear net plate which are respectively connected with two ends of the side net part;
the side net part is provided with a partition board along the length direction, and the joint positions of the side net part, the front net board, the rear net board and the partition board are fixed by adopting connecting pieces;
the side net plate is made by weaving metal wires, and the partition plate is made by welding the metal wires;
the cross section of the side net part is trapezoidal.
In one embodiment, the side net parts are integrally formed or formed by connecting independent side net plates.
In one embodiment, the length of the side net part is 2-4 m, and the distance between adjacent partition plates is 1-1.5 m.
In one embodiment, the meshes of the side net plates are configured in a hexagon, and the meshes of the partition plates are configured in a quadrangle.
In one embodiment, the size of the meshes of the side mesh plate and the size of the meshes of the partition plate are 40-100 mm.
In one embodiment, the wires of the side net plate have a diameter of not less than 2.2mm, and the wires of the separator plate have a diameter of not less than 3.0 mm.
In one embodiment, the metal wires of the side mesh plate and/or the metal wires of the partition plate and/or the front mesh plate and/or the rear mesh plate are coated steel wires or plastic-coated steel wires, the tensile strength of the low-carbon zinc steel wires is 350-550MPa, the elongation is not lower than 12%, and the coating weight is not lower than 245g/m2。
In one embodiment, the slope of the inclined edge of the check-up net cage is not less than that of the roadbed slope.
In one embodiment, the connecting piece is a fastening piece or a binding steel wire, and the fastening piece or the binding steel wire and the side net plate are made of the same material.
Compared with the prior art, the method has the following advantages:
1) the check net box comprises a side net part formed by enclosing side net plates, and a front net plate and a rear net plate which are respectively connected with two ends of the side net part, wherein the side net part is connected with the front net plate and the rear net plate by adopting connecting pieces. The cross section structure is the trapezium structure, satisfies the slope requirement of shoulder pad, provides convenient condition for the quick construction of shoulder pad.
2) The check guest net cage is applied to the railway road shoulder, is simple to construct, is little influenced by environmental change, is suitable for mechanized operation, can ensure the construction quality and accelerate the construction progress, and has good engineering benefit, economic benefit and ecological benefit.
The above-mentioned technical characteristics can be combined in various suitable ways or replaced by equivalent technical characteristics as long as the purpose of the invention can be achieved.
Drawings
The present invention will be described in more detail hereinafter based on embodiments and with reference to the accompanying drawings. Wherein:
fig. 1 shows a first schematic view of the construction of a gabion box according to the present application.
FIG. 2 shows a schematic diagram of a construction of a check-up net cage according to the present application.
Figure 3 shows a schematic diagram of a railway shoulder according to the present application.
Figure 4 shows a schematic view of another railway shoulder according to the present application.
Figure 5 shows a schematic view of another railway shoulder according to the present application.
In the drawings, like parts are provided with like reference numerals. The drawings are not to scale.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
Fig. 1 and 2 show a gabion mesh box 10 according to the present application, applied to a railway shoulder, the gabion mesh box 10 comprising a side mesh part 1 enclosed by side mesh plates 11, and a front mesh plate 2 and a rear mesh plate 3 respectively joined to both ends of the side mesh part 1. A partition plate 4 is arranged between the front screen plate 2 and the rear screen plate 3, the partition plate 4 is arranged along the length direction of the check net box 1, the length of the side screen part 1 of the check net box is preferably 2-4 m, and the distance between the adjacent partition plates 4 is preferably 1-1.5 m.
The positions where the side net part 1 is jointed with the front net plate 2, the rear net plate 3 and the partition plate 4 are fixed by connecting pieces (not shown in the figure). The connecting piece is a fastener or a binding steel wire, the diameter of the binding steel wire is not less than 2.2mm, and the preferred binding distance is 200-250 mm. The fasteners or tie wires may be made of the same material as the side webs 11.
Wherein, the side net plate 11 is made by weaving metal wires, and the clapboard 4 is made by welding metal wires. The partition plate 4 is welded, so that the strength of the partition plate 4 can be well improved, and the effect of supporting the side net part can be better achieved in field assembly construction. The side net plate 11, the front net plate 2 and the rear net plate 3 are formed by adopting a metal wire weaving mode, and the weaving mode saves manufacturing working hours.
Wherein, the side net part 1 is formed by integral molding or formed by connecting independent side net plates 11. That is, the side net plate 11 may be integrated, or may be formed by connecting separate single-piece-shaped plates through a connecting member.
The cross-section of the side wire section 1 is trapezoidal in configuration. Preferably, the slope of the inclined edge of the check net box is not less than that of the roadbed slope.
In the embodiment shown in fig. 1, the meshes of the side net panels 11 are configured in a hexagonal shape, and the meshes of the partition panels 4 are configured in a quadrangular shape. It will be appreciated that the mesh openings of the partition 4 may also be configured in the same hexagonal shape as the side mesh plates 11, as shown in fig. 2. Or, the meshes of the side net plate 11 and the meshes of the partition plate 4 are both configured into other shapes, the application is not limited, and the sizes of the meshes of the side net plate 11 and the meshes of the partition plate 4 are 40-100 mm.
The diameter of the metal wires of the side net plate 11 is not less than 2.2mm, and the diameter of the metal wires of the partition plate 4 is not less than 3.0 mm.
In an embodiment the wires of the side screen panels 11 and/or the wires of the partition panels 4 and/or the front screen panels 2 and/or the rear screen panels 3 are plated steel wires or plastic coated steel wires. That is, the side net panel 11, the partition 4, the front net panel 2 and the rear net panel 3 may be combined in any manner, for example: the side screen plate 11, the partition plate 4 and the front screen plate 2 are made of plated steel wires or plastic-coated steel wires, and the rear screen plate 3 is made of other materials. Or the side screen plate 11, the partition plate 4, the front screen plate 2 and the rear screen plate 3 are all plated steel wires or plastic-coated steel wires. Preferably, the tensile strength of the steel wire is between 350 and 550MPa, and the elongation is not lower than 12%.
It can be understood that the metal wires of the side mesh plate 11 and/or the metal wires of the partition plate 4 and/or the front mesh plate 2 and/or the rear mesh plate 3 may also be low-carbon steel wires, and the technical requirements, the coating quality, the mechanical properties, the inspection method and the like of the low-carbon steel wire and the low-carbon steel wire material must meet the relevant regulations in the standards of YB/T4221-.
Fig. 3 and 4 show a schematic construction of applying the check-up net cage 10 of the present application to a railroad shoulder, and referring to fig. 3 and 4, the check-up net cage 10 is filled with crushed stones 20. After the filling of the rock fragments 20, the rock fragments 20 and the gabion mesh box 10 are arranged as gabion shoulders 30 on the side of the cable trough 40 remote from the line. The check net box 10 can be permeable after being filled with the crushed stone 20, and the bottom and the side surface of the cable trough 40 are provided with the water drainage holes 50 communicated with the check shoulder 30, so that the water in the cable trough 40 can be discharged through the water drainage holes 50 and the check shoulder 30. Wherein, the weep hole 50 includes vertical weep hole 502 and horizontal weep hole 501 that set up in the bottom of cable duct 40 for water in the cable duct 40 can drain into the rubble layer 60 that permeates water through vertical weep hole 502, flows into the gabion shoulder pad 30 through horizontal weep hole 501, and wherein, because the railway curb has a slope of about 4%, consequently, the water that flows into the rubble layer 60 that permeates water finally passes through the gabion shoulder pad 30 again and discharges. Preferably, the diameter of the weep holes 50 is preferably 50mm, and the spacing between adjacent weep holes 50 (along the longitudinal direction of the line) is 0.5-1.0 m.
Preferably, as shown in fig. 3, the permeable gravel layer 60 is provided with a cement mortar layer 601 near the top of the right side of the cable trough 40, and the thickness of the cement mortar layer 601 is preferably 10cm thick. The purpose of the cement mortar layer 601 is to prevent rainwater and the like from entering the water-permeable gravel layer 60. Wherein, the particle size of the gravel of the permeable gravel layer 60 is preferably 10 to 40 mm.
The crushed stone 20 comprises rock blocks and/or crushed stones and/or pebble materials, and the crushed stone 20 is formed by crushing and screening mountain-opening rock blocks and natural pebbles. Preferably, the crushed stone and/or egg material has a particle size of 40-120 mm.
The strength grade of the crushed stone 20 is not less than MU30, and the crushed stone is weather-resistant and non-hydrolytic, and does not contain humus and chemical and electrochemical impurities which are corrosive to the steel wires on the net surface. The technical parameter requirements of stone firmness, mud content and the like need to meet the I type technical requirements in the building pebble and gravel standard.
In the embodiment shown in fig. 3 and 4, the railroad shoulder further comprises a composite geomembrane waterproofing reverse filter 70 and a nonwoven geotextile reverse filter 100. The composite geomembrane waterproof reversed filter layer 70 is arranged between the roadbed bottom layer 80 and the permeable gravel layer 60 and between the roadbed bottom layer 80 and the gabion shoulder guard 30, and extends inwards from the outer side of the gabion shoulder guard 30 to the inner side of the cable trough 40 by about 50 cm. The composite geomembrane waterproof reverse filter layer 70 serves to prevent water from flowing from the permeable crushed stone layer 60 or the gabion shoulder protector 30 into the roadbed bottom layer 80 and to prevent fine soil from flowing back from the roadbed bottom layer 80 into the permeable crushed stone layer 60 or the gabion shoulder protector 30.
The non-woven geotextile reverse filter layer 100 is provided between the permeable gravel layer 60 and the roadbed surface layer 90 for preventing fine soil from flowing backward into the permeable gravel layer 60 from the roadbed surface layer 90. Wherein, the lap length between the non-woven geotextile reversed filter layer 100 and the composite geomembrane waterproof reversed filter layer 70 is not less than 5 cm.
Wherein, the composite geomembrane waterproof reverse filter layer 70 is preferably a two-cloth one-film composite geomembrane waterproof reverse filter layer 70, and the weight of the two-cloth one-film composite geomembrane waterproof reverse filter layer 70 is more than 600g/m2Permeability coefficient of not more than 10-11The rupture strength is more than 20kN/m, the CBR bursting strength is more than 2.5kN, and the thickness of the high-density polyethylene geomembrane film between the upper geotextile and the lower geotextile is not less than 0.3 mm. The material of the non-woven geotextile reverse filter layer 100 is the same as the material of the upper and lower cloth layers of the two-cloth one-film type composite geomembrane waterproof reverse filter layer 70.
In the embodiment shown in fig. 4, the gabion shoulder pad according to the present application may further comprise a top cover 100 disposed above the gabion mesh box 10, the top cover 100 being made of precast concrete. The construction personnel can walk above the gabion shoulder protector conveniently.
Fig. 5 shows a schematic structural diagram of the gabion mesh box 10 of the present application applied to some heavy haul railways or single track railways, the gabion mesh box 10 is arranged on the side close to the railway as the gabion shoulder guard 30 after being filled with crushed stone 20, and a non-woven fabric inverted filter is arranged between the permeable crushed stone layer 60 and the roadbed surface layer 90 for preventing fine soil in the roadbed surface layer 90 from flowing into the gabion shoulder guard 30. A composite geomembrane waterproof reversed filter layer 70 is arranged between the gabion shoulder protector 30 and the roadbed foundation layer 80 and between the permeable rubble layer 60 and the roadbed foundation layer 80, and is used for preventing water from flowing into the roadbed foundation layer 80 from the permeable rubble layer 60 or the gabion shoulder protector 30 and preventing fine soil from flowing back into the permeable rubble layer 60 or the gabion shoulder protector 30 from the roadbed foundation layer 80.
Wherein, during the construction operation, the side of the roadbed surface layer 90 close to the gabion shoulder guard 30 is generally cut into a slope shape, so that when the gabion shoulder guard 30 is placed on the left side of the roadbed surface layer 90, an inverted triangular area gap is formed between the gabion shoulder guard 30 and the roadbed surface layer, the lower part of the gap is filled with permeable gravel 200, and a cement mortar layer 300 for preventing water from entering is arranged above the permeable gravel 200. In summary, the present application has the following advantages:
1) the check net box comprises a side net part formed by enclosing side net plates, and a front net plate and a rear net plate which are respectively connected with two ends of the side net part, wherein the side net part is connected with the front net plate and the rear net plate by adopting connecting pieces. The cross section structure is the trapezium structure, satisfies the slope requirement of shoulder pad, provides convenient condition for the quick construction of shoulder pad.
2) The check guest net cage is applied to the railway road shoulder, is simple to construct, is little influenced by environmental change, is suitable for mechanized operation, can ensure the construction quality and accelerate the construction progress, and has good engineering benefit, economic benefit and ecological benefit.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "bottom", "top", "front", "rear", "inner", "outer", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Although the invention herein has been described with reference to particular embodiments, it is to be understood that these embodiments are merely illustrative of the principles and applications of the present invention. It is therefore to be understood that numerous modifications may be made to the illustrative embodiments and that other arrangements may be devised without departing from the spirit and scope of the present invention as defined by the appended claims. It should be understood that features described in different dependent claims and herein may be combined in ways different from those described in the original claims. It is also to be understood that features described in connection with individual embodiments may be used in other described embodiments.
Claims (9)
1. A check-up net box is characterized in that the check-up net box is applied to a railway shoulder and comprises a side net part formed by enclosing side net plates and a front net plate and a rear net plate which are respectively connected with two ends of the side net part;
the side net part is provided with a partition board along the length direction, and the joint positions of the side net part, the front net board, the rear net board and the partition board are fixed by adopting connecting pieces;
the side net plate is made by weaving metal wires, and the partition plate is made by welding the metal wires;
the cross section of the side net part is trapezoidal.
2. The check-up box according to claim 1, wherein the side net sections are integrally formed or are connected by separate side net plates.
3. The check-up net according to claim 1, wherein the length of the side net part is 2-4 m, and the distance between the adjacent partition boards is 1-1.5 m.
4. A bingo box according to any one of claims 1-3, characterized in that the meshes of the side net panels are configured as hexagons and the meshes of the partition panels are configured as quadrilaterals.
5. A bingo box according to claim 4, characterized in that the size of the meshes of the side net plates and the meshes of the partition plates is 40-100 mm.
6. A bingo net box according to any one of claims 1-3, characterized in that the wires of the side net plates have a diameter of not less than 2.2mm and the wires of the partition plates have a diameter of not less than 3.0 mm.
7. A bingo net box according to any one of claims 1-3, characterized in that the wires of the side net panels and/or the wires of the partition and/or the front net panels and/or the rear net panels are coated steel wires or plastic-coated steel wires, the tensile strength of the steel wires is 350-550MPa, the elongation is not less than 12%, and the coating weight is not less than 245g/m2。
8. A check box according to any one of claims 1 to 3, characterised in that the slope of the sloping side of the check box is not less than the slope of the subgrade slope.
9. A check-up net cage according to any one of claims 1 to 3, wherein the connecting pieces are fastening pieces or binding wires, and the fastening pieces or the binding wires are made of the same material as the side net plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922472890.7U CN212270826U (en) | 2019-12-31 | 2019-12-31 | Check guest net cage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922472890.7U CN212270826U (en) | 2019-12-31 | 2019-12-31 | Check guest net cage |
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| Publication Number | Publication Date |
|---|---|
| CN212270826U true CN212270826U (en) | 2021-01-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922472890.7U Active CN212270826U (en) | 2019-12-31 | 2019-12-31 | Check guest net cage |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4230802A1 (en) | 2022-02-18 | 2023-08-23 | Officine Maccaferri S.p.A. | Gabion reinforcement element |
-
2019
- 2019-12-31 CN CN201922472890.7U patent/CN212270826U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4230802A1 (en) | 2022-02-18 | 2023-08-23 | Officine Maccaferri S.p.A. | Gabion reinforcement element |
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