CN102444113B - For the production of the bending apparatus of safety net - Google Patents

For the production of the bending apparatus of safety net Download PDF

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Publication number
CN102444113B
CN102444113B CN201110307812.7A CN201110307812A CN102444113B CN 102444113 B CN102444113 B CN 102444113B CN 201110307812 A CN201110307812 A CN 201110307812A CN 102444113 B CN102444113 B CN 102444113B
Authority
CN
China
Prior art keywords
wire
safety net
wire bundle
bend arm
bending
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201110307812.7A
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Chinese (zh)
Other versions
CN102444113A (en
Inventor
S.瓦特曼
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Geobrugg AG
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Geobrugg AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Geobrugg AG filed Critical Geobrugg AG
Publication of CN102444113A publication Critical patent/CN102444113A/en
Application granted granted Critical
Publication of CN102444113B publication Critical patent/CN102444113B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F7/00—Devices affording protection against snow, sand drifts, side-wind effects, snowslides, avalanches or falling rocks; Anti-dazzle arrangements ; Sight-screens for roads, e.g. to mask accident site
    • E01F7/04—Devices affording protection against snowslides, avalanches or falling rocks, e.g. avalanche preventing structures, galleries
    • E01F7/045—Devices specially adapted for protecting against falling rocks, e.g. galleries, nets, rock traps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21F—WORKING OR PROCESSING OF METAL WIRE
    • B21F27/00—Making wire network, i.e. wire nets
    • B21F27/02—Making wire network, i.e. wire nets without additional connecting elements or material at crossings, e.g. connected by knitting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21F—WORKING OR PROCESSING OF METAL WIRE
    • B21F29/00—Making fencing or like material made partly of wire
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D17/00—Excavations; Bordering of excavations; Making embankments
    • E02D17/20—Securing of slopes or inclines
    • E02D17/202—Securing of slopes or inclines with flexible securing means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
    • Y02A10/23—Dune restoration or creation; Cliff stabilisation

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  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Architecture (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Textile Engineering (AREA)
  • Paleontology (AREA)
  • General Engineering & Computer Science (AREA)
  • Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
  • Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
  • Wire Processing (AREA)
  • Woven Fabrics (AREA)

Abstract

The invention discloses the safety net being preferred for strengthening the dikes.Form safety net by three-dimensional pad-type structure, safety net to drop stone or strengthen the dikes for protection especially, and it has diagonal screen fabric (20).Here, this net is by the individual wire stock, wire bundle, the wire strands (11 that are woven into coil shape, 12,13,14) or similar item braiding form, metal thread, wire bundle, wire strands (11,12,13,14) or similar item comprise wire (22) or the metal thread of more than two or two that are formed from steel.If metal thread, wire strands or wire bundle or similar item are made up of high strength steel at least in part and safety net can be configured to have very high strength in this way will be very favourable.

Description

For the production of the bending apparatus of safety net
Technical field
The present invention relates to safety net and the bending apparatus for the production of safety net, safety net is preferably used for strengthening the dikes.
Background technology
According to bulletin EP-B-0979329 known a kind of safety net, this safety net be the form of diagonal screen fabric, has diamond-shaped meshes and three-dimensional pad-type structure, and it is by bending to coil form and the individual wire be made up of high strength steel braiding forms.Even wire has the hot strength of height and therefore in the expanded state, this mesh still keeps three-dimensional pad-like structure, and serve as retainer or the stabilising arrangement of vegetable layer when covering earth's surface.Wire gauze fabric collapsible and only need a small amount of space for store or transport.
Summary of the invention
The object forming basis of the present invention is the safety net in order to improve in the type starting defined, and in order to reduce the risk that it breaks.
Be used for protection according to safety net of the present invention to drop rock or for strengthening the dikes, the diagonal screen fabric that safety net is made up of wire is formed and has three-dimensional pad-type structure, this diagonal screen fabric is made into by metal thread, wire bundle or wire strands, it comprises at least two one metal wires be formed from steel, wire strands and/or metal thread.
Feature for the production of the bending apparatus of above-mentioned safety net is, bend arm to be installed on pivotally in shell and to have bearing surface away from axle specified distance on the front side of bend arm, bend arm can move around axle, wherein, bend arm is subject to being contained in the ring in shell and additional guide guiding, the bending shape of guiding piece makes bend arm after mobile 180 °, remove from axle, and therefore wire bundle is no longer carried out any bending further, the further pivotable of bend arm is until it shelves into its bearing surface again below axle, and make bending 180 ° of the wire bundle longitudinally pushing away forward length-specific at it.
Due to according to the present invention, this safety net weaves to form and it comprises one, two or more wire (or metal thread) being advantageously made up of high strength steel by bending to the individual wire stock of coil form, wire strands or wire bundle, therefore a kind of high strength safe net is provided, for normal duty, it allows any distortion hardly and just realizes this point without the need to any mesh retaining element (such as cross clamp).Because metal thread is made up of 2 or more one metal wires, the tear resistance in crosspoint significantly strengthens than the tear resistance in crosspoint of the mesh with an only one metal wire.
In fact that is made up of metal thread, wire strands or wire bundle can produce on " ad infinitum " rolling ground according to diagonal screen fabric of the present invention, and the long side of volume advantageously also provides at least part of high strength periphery kink with the loop type formed on metal thread, wire strands or wire bundle end.
Accompanying drawing explanation
In more detail the present invention is described by accompanying drawing hereinafter.It illustrates as follows:
Fig. 1 is the phantom drawing of the equipment for the production of the wire bundle bending to coil form,
Fig. 2 is the top view according to part diagram safety net of the present invention; And
Fig. 3 is the lateral view of part diagram safety net.
Detailed description of the invention
Bending apparatus 10 according to Fig. 1 diagram is for the production of the wire bundle 30 bending to coil form, and metal thread or wire strands, then it be woven in and form safety net together.
And the full details of this bending apparatus 10 not shown, this bending apparatus 10 has cylindrical outer cover 12, and cylindrical outer cover 12 has the continuous opening of level of approximation on its front side, is provided with the wire bundle 30 of guiding device 15 for being wound around by such as three one metal wires there.This guiding device 15 is positioned on retainer 21 adjustably, on retainer 21 standard rotatably (quasirotatably) axle 25 is installed, and then wire bundle 30 around axle 25 bending about 180 ° respectively.Axle 25 is anchored in chuck 22, and chuck 22 is rotatably mounted in mounting bracket 23,24, and chuck 22 to be driven via pulley 22' by dentate band 27 and dentate band 27 is driven by the rotating driver on the downside of retainer 21.
Bend arm 18 to be installed on pivotly in shell 12 and to have bearing surface 19 away from axle 25 specified distance on the front side of bend arm 18.Bend arm 18 guides by the ring 11 be contained in shell 12 and extra curved guiding piece 17, and wherein connecting elements 14 is engaged on bend arm.In BENDING PROCESS, bend arm is directed around axle 25, and the bending shape 17' of guiding piece 17 to make after mobile about 180 ° bend arm 18 to be removed and therefore wire bundle 30 no longer carries out anyly bending further from axle 25.Bend arm 18 subsequently further pivotable until its shelve into its bearing surface 19 to be again in below axle and make its longitudinally in this length-specific of driven forward time wire bundle bend these 180 °.Therefore, bend arm 18 can distinguish ceaselessly lasting about 360 ° of pivotable further.
When utilizing this bending apparatus 10 to carry out bending, at first step, wire bundle 30 limits length to limit elevation angle ε and be delivered to axle 25 and to bend to around this of about 180 ° of this axle 25, as by this of wire bundle 30 illustrated in sweep 30a.Repeat this bending until realize the selectable length of the coil shape wire bundle of producing in this way.
Then these wire bundle bending to coil form are woven together until produce the wire gauze fabric of required size, as shown in Figure 2.
Fig. 2 and Fig. 3 illustrates for reinforcing surface layer, such as strengthen the dikes or for the illustrated safety net of part of the scar or similar item of reinforcing road side, it is such as in the form of the square diagonal screen fabric 20 with quadrangle or polygonal mesh 17.Diagonal screen fabric 20 is woven by the many one metal wires bundle 30 bending to coil form and forms.As shown in the figure, wire bundle 30 comprises loops three wires be preferably made up of high strength steel 31,32,33 together respectively.
This can be sth. made by twisting together to form at least two one metal wires of metal thread, ties up two of formation wire bundle or more one metal wire (as described above), twists with the fingers together with the combination of the metal thread or these elements that form wire strands.
According to DIN standard 2078, wire preferably has at 1000N/mm 2with 2300N/mm 2between nominal strength, such as 1700N/mm 2intensity.But, also can use the spring sheet metal silk according to DIN standard 17223.Wire thickness depends on required hot strength and can be such as 2.5mm-4.5mm.
These wires 22 of usual plating, be provided with zinc/aluminium alloy covered and/or the synthesis overburden be made up of evanohm to realize required corrosion resistance.For this purpose, such as, preferably provide surface weight at 125g/m 2with 275g/m 2between electroplated coating.
At the side of mesh 20, wire bundle 30 is connected to each other flexibly in couples by ring 30', and these rings 30' itself is bent outwardly on its end by wire bundle 30 and is formed.After they bend to ring, wire bundle 30 is provided with tensile stress that the multiple winding and its that are preferably wound around around its oneself circumference experience due to these rings in using state extraly and ensures the abundant safety that prevents these windings from opening.
When using diagonal screen fabric 20 to strengthen the dikes, described mesh is kept on the ground to limit tension force by the claw type tightening member be trapped in ground (non-detailed icon).Preferably, respective metal silk or becket bridle become the peripheral metal silk rope bending to coil form, and peripheral metal thread or peripheral metal tow, be positioned at the top and bottom of mesh 20, and itself is stretched in by tightening member on ground or similar item.
The individual wire bundle 30 bending to coil form there is elevation angle ε and curved at two between length L, it determines shape and the size of the mesh 37 of diagonal screen fabric 20.Elevation angle ε is advantageously selected to the angle of about 90 °.Individual mesh 37 forms approximate positive rhombus respectively, and mesh width is such as 390 × 400mm.This advantage is that mesh 20 laidly not to be stretched largely during prestretched by rope in end at it on surface layer in its longitudinal extension.Although advantageously safety net stretches on a small quantity, the effect of the multiple wire structure of this strand is the compliance of extraordinary flexibility/to ground surface.
Particularly when by embankment reinforcement to slope time, two in these wire gauze fabrics 20 also can be positioned to one on the other side in case realize larger safety.Advantageously, not shown upper metal silk screen fabric is provided with the mesh width larger than lower metal silk screen fabric.
In woven condition, individual wire bundle 30 keeps together flexibly, and consequently diagonal screen fabric 20 can stretch together as pad, folds or rolls.Therefore, only need a small amount of space to store and transport these meshes.
According in the lateral view of the illustrated mesh 20 of the part of Fig. 3, illustrate that mesh 20 has three-dimensional mat-like structure, this is by using high strength steel wire and then becoming possibility.For this purpose, the individual wire bundle 30 be entwined by three one metal wires 31,32,33 respectively bends to coil form and is then woven together and makes the mesh 20 with it is produced form approximate rectangular profile, as seen in the sectional views.
This elongate rectangular has the thickness 20' of many one metal wires Shu Houdu.Therefore, even in pretensioned state, this wire gauze fabric 20 is in three dimensional form.This effect is the spring property of mesh increase on the one hand, because wire bundle can stretch with the tension force increased and provide the elasticity of increase to this mesh in its longitudinal extension.On the other hand, by this three dimensional form, when covering the such earth's surface of such as dyke, realize vegetable layer that this mesh is caught or the supporting being sprayed on the layer on overburden or stable.
Therefore, according to the present invention, safety net fabric is formed by more than two or two individual wire stock wiry, wire strands or the wire bundle braidings that have bending to coil form, these more than two or two wires are preferably made up of high strength steel, twist with the fingers together to form metal thread or to be combined to form wire bundle, or the two or more metal threads be made up of high strength steel are twisted with the fingers and are formed wire strands and formed together, produce high strength safe net, it allows any distortion hardly when standing load.
In fact that is made up of metal thread, wire strands or wire bundle can produce on " ad infinitum " rolling ground according to diagonal screen fabric of the present invention, the long side of volume advantageously also provides with the kink of the high strength of the loop type that metal thread, wire strands or wire bundle end are formed periphery.
But substantially, safety net also can be made up of the thinner or thicker metal thread wiry being not or only partly produced by high strength steel, wire bundle, spiral rope.
Utilize such safety net system, can realize reinforcing the best on slope.Utilize according to net form formula of the present invention, Absorbable rod does not have any problem due to the stone that loosens in dyke or the large shearing force that produces of boulder yet.
Due to special mesh parameter, except the application in physical risk field, it also can be used for the application of building, Structural Engineering is relevant with safety.For example, these nets also can be used for separation function, facade and roof element, swarm into and break protection, path stop, maritime affairs protection application, cracked protection etc.

Claims (1)

1. the bending apparatus for the production of safety net, described safety net is used for protection and drops rock or for strengthening the dikes, the diagonal screen fabric that described safety net is made up of wire is formed and has three-dimensional pad-type structure, this diagonal screen fabric is made into by metal thread, wire bundle or wire strands, it comprises at least two one metal wires, wire strands and/or the metal thread that are formed from steel
It is characterized in that, bend arm (18) to be installed on pivotally in shell (12) and to have bearing surface (19) away from axle (25) specified distance on the front side of described bend arm (18), described bend arm can move around described axle, wherein, described bend arm (18) is subject to being contained in the ring (11) in described shell (12) and additional guide (17) guiding, the bending shape (17') of described guiding piece (17) makes described bend arm (18) after mobile 180 °, remove from described axle (25), and therefore described wire bundle (30) is no longer carried out any bending further, the further pivotable of described bend arm (18) is until it shelves into its bearing surface (19) again below described axle, and make bending 180 ° of the described wire bundle longitudinally pushing away forward length-specific at it.
CN201110307812.7A 2010-10-12 2011-10-12 For the production of the bending apparatus of safety net Expired - Fee Related CN102444113B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH01667/10A CH703929B1 (en) 2010-10-12 2010-10-12 Safety net preferably for slope stabilization.
CH01667/10 2010-10-12

Publications (2)

Publication Number Publication Date
CN102444113A CN102444113A (en) 2012-05-09
CN102444113B true CN102444113B (en) 2016-03-16

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201110307812.7A Expired - Fee Related CN102444113B (en) 2010-10-12 2011-10-12 For the production of the bending apparatus of safety net

Country Status (9)

Country Link
CN (1) CN102444113B (en)
CA (1) CA2752023C (en)
CH (1) CH703929B1 (en)
CL (1) CL2011002501A1 (en)
MA (1) MA34040B1 (en)
MX (1) MX2011010038A (en)
NO (1) NO20111352A1 (en)
PL (1) PL396610A1 (en)
ZA (1) ZA201106940B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110226008A (en) * 2017-01-30 2019-09-10 集奥布鲁克有限公司 Silk screen and for identification method of suitable silk

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015114177A1 (en) * 2014-02-03 2015-08-06 3S Geotecnia Y Tecnologia S.L. Method and machine for producing mesh sheets
CN104858275B (en) * 2015-05-08 2017-06-13 宁波宏协承汽车部件有限公司 One kind realizes that water cuts product bending machine
JP6559639B2 (en) * 2016-10-31 2019-08-14 東京製綱株式会社 High strength wire mesh and rock fall prevention net
DE102017101756B3 (en) 2017-01-30 2018-05-17 Geobrugg Ag Wire mesh and method of making a coil for a wire mesh
DE102017101754B3 (en) * 2017-01-30 2018-05-17 Geobrugg Ag Wire mesh and method of making a coil for a wire mesh
DE102017101753B3 (en) 2017-01-30 2018-06-21 Geobrugg Ag wire mesh
DE102017101751B3 (en) 2017-01-30 2018-07-12 Geobrugg Ag Bending device and method for producing a wire mesh
DE102017101759B3 (en) * 2017-01-30 2018-06-21 Geobrugg Ag bender
DE102017101755B3 (en) 2017-01-30 2018-06-21 Geobrugg Ag Wire mesh and method of making a coil for a wire mesh
DE102017123817A1 (en) * 2017-10-12 2019-04-18 Geobrugg Ag Wire mesh device

Citations (5)

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CN1114922A (en) * 1994-04-08 1996-01-17 发特泽公开股份有限公司 Method and apparatus for producing a retaining net
CN1256734A (en) * 1998-02-25 2000-06-14 发特泽公开股份有限公司 Woven wire netting for protection against rock falls or for securing top layer of soil, and method and device for producing same
CN1696408A (en) * 2004-06-08 2005-11-16 法策公司 Protective net and its mfg.method
EP1795279A1 (en) * 2005-12-09 2007-06-13 Fatzer AG Drahtseilfabrik Protective net, in particular for protection against rock falls or for securing a top layer of soil
CN201162220Y (en) * 2008-02-29 2008-12-10 成都航发液压工程有限公司 Novel flexible protective net

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JP2004314124A (en) * 2003-04-16 2004-11-11 Taihei Kogyo Co Ltd Folding mechanism for wire netting

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1114922A (en) * 1994-04-08 1996-01-17 发特泽公开股份有限公司 Method and apparatus for producing a retaining net
CN1256734A (en) * 1998-02-25 2000-06-14 发特泽公开股份有限公司 Woven wire netting for protection against rock falls or for securing top layer of soil, and method and device for producing same
CN1696408A (en) * 2004-06-08 2005-11-16 法策公司 Protective net and its mfg.method
EP1795279A1 (en) * 2005-12-09 2007-06-13 Fatzer AG Drahtseilfabrik Protective net, in particular for protection against rock falls or for securing a top layer of soil
CN201162220Y (en) * 2008-02-29 2008-12-10 成都航发液压工程有限公司 Novel flexible protective net

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110226008A (en) * 2017-01-30 2019-09-10 集奥布鲁克有限公司 Silk screen and for identification method of suitable silk
CN110226008B (en) * 2017-01-30 2020-02-18 集奥布鲁克有限公司 Silk screen and method for identifying suitable silk
CN110226008B9 (en) * 2017-01-30 2020-03-31 集奥布鲁克有限公司 Silk screen and method for identifying suitable silk

Also Published As

Publication number Publication date
CN102444113A (en) 2012-05-09
MA34040B1 (en) 2013-03-05
CH703929A2 (en) 2012-04-13
NO20111352A1 (en) 2012-04-13
CH703929B1 (en) 2014-11-14
CA2752023A1 (en) 2012-04-12
ZA201106940B (en) 2012-07-25
PL396610A1 (en) 2012-04-23
MX2011010038A (en) 2012-04-16
CA2752023C (en) 2019-04-30
CL2011002501A1 (en) 2012-01-13

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