HRP20240332T1 - Steel wire mesh made of steel wires having hexagonal loops, production device, and production method - Google Patents

Steel wire mesh made of steel wires having hexagonal loops, production device, and production method Download PDF

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Publication number
HRP20240332T1
HRP20240332T1 HRP20240332TT HRP20240332T HRP20240332T1 HR P20240332 T1 HRP20240332 T1 HR P20240332T1 HR P20240332T T HRP20240332T T HR P20240332TT HR P20240332 T HRP20240332 T HR P20240332T HR P20240332 T1 HRP20240332 T1 HR P20240332T1
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Croatia
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hexagonal
opening
steel wires
steel
openings
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HRP20240332TT
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Croatian (hr)
Inventor
Mario Brunn
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Geobrugg Ag
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Publication of HRP20240332T1 publication Critical patent/HRP20240332T1/en

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Classifications

    • 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
    • B21F27/005—Wire network per se
    • 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
    • B21F27/06—Manufacturing on twister-gear machines
    • 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
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04B—KNITTING
    • D04B1/00—Weft knitting processes for the production of fabrics or articles not dependent on the use of particular machines; Fabrics or articles defined by such processes
    • D04B1/10—Patterned fabrics or articles
    • D04B1/102—Patterned fabrics or articles with stitch pattern
    • D04B1/108—Gussets, e.g. pouches or heel or toe portions
    • 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
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02B—HYDRAULIC ENGINEERING
    • E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
    • E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
    • E02B3/12—Revetment of banks, dams, watercourses, or the like, e.g. the sea-floor
    • D—TEXTILES; PAPER
    • D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2101/00—Inorganic fibres
    • D10B2101/20—Metallic fibres
    • D—TEXTILES; PAPER
    • D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2505/00—Industrial
    • D10B2505/20—Industrial for civil engineering, e.g. geotextiles
    • D10B2505/204—Geotextiles
    • D—TEXTILES; PAPER
    • D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2507/00—Sport; Military
    • D10B2507/02—Nets

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Architecture (AREA)
  • Ocean & Marine Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Wire Processing (AREA)
  • Reinforcement Elements For Buildings (AREA)
  • Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
  • Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)

Claims (16)

1. Šesterokutna mreža izrađena od čeličnih žica (10a-d, 12a-d, 14a-d) sa šesterokutnim otvorima (16a-d), naročito za potrebe niskogradnje, poželjno za primjenu u području zaštite od prirodnih opasnosti, pri čemu su čelične žice (10a-d, 12a-d, 14a-d) naizmjenično upletene sa susjednim čeličnim žicama (10a-d, 12a-d, 14a-d) i pri čemu su čelične žice (10a-d, 12a-d, 14a-d) izrađene od čelika visoke čvrstoće ili imaju najmanje žičanu jezgru izrađenu od čelika visoke vlačne čvrstoće, naznačena time što, naročito prosječan, omjer izračunat iz, naročito prosječne širine otvora (18a-d) šesterokutnog otvora (16a-d) i naročito prosječne, visine otvora (20a-d) šesterokutnog otvora (16a-d), mjereno okomito na širinu otvora (18a-d), iznosi najmanje 0,8, pri čemu je širina otvora (18a-d) udaljenost između dva upletena područja (24a-d) koja ograničavaju šesterokutni otvori (16a-d), koja se protežu najmanje uglavnom međusobno paralelno i koja se nalaze na suprotnim stranama šesterokutnog otvora (16a-d), pri čemu je visina mreže (20a-d) udaljenost između dva kuta (66a-d, 68a-d) šesterokutnog otvora (16a-d) koji su smješteni jedan nasuprot drugome u smjeru paralelnom s glavnim smjerom pružanja upletenog područja (24a-d), i pri čemu čelične žice od čelika visoke vlačne čvrstoće (10a-d, 12a-d, 16a-d) imaju vlačnu čvrstoću od najmanje 1.560 N/mm2.1. Hexagonal mesh made of steel wires (10a-d, 12a-d, 14a-d) with hexagonal openings (16a-d), especially for the needs of civil engineering, preferably for use in the area of protection against natural hazards, wherein the steel wires (10a-d, 12a-d, 14a-d) are alternately twisted with the adjacent steel wires (10a-d, 12a-d, 14a-d) and wherein the steel wires (10a-d, 12a- d, 14a-d) made of high-strength steel or have at least a wire core made of high-tensile steel, characterized in that, in particular, the average ratio calculated from, in particular, the average width of the opening (18a-d) of the hexagonal opening (16a-d) and in particular the average height of the opening (20a-d) of the hexagonal opening (16a-d), measured perpendicular to the width openings (18a-d), is at least 0.8, where the width of the openings (18a-d) is the distance between two interlaced areas (24a-d) that limit the hexagonal openings (16a-d), which extend at least substantially parallel to each other and which are located on opposite sides of the hexagonal opening (16a-d), wherein the height of the net (20a-d) is the distance between the two corners (66a-d, 68a-d) of the hexagonal opening (16a-d) which are located opposite each other in a direction parallel to the main direction of extension of the twisted area (24a-d) , and wherein the steel wires of high tensile strength steel (10a-d, 12a-d, 16a-d) have a tensile strength of at least 1,560 N/mm2. 2. Šesterokutna mreža prema zahtjevu 1, naznačena time što čelične žice od čelika visoke vlačne čvrstoće (10a-d, 12a-d, 14a-d) imaju vlačnu čvrstoću od najmanje 1.700 N/mm2 i poželjno od najmanje 1.950 N/mm2.2. Hexagonal mesh according to claim 1, characterized in that the steel wires of high tensile strength steel (10a-d, 12a-d, 14a-d) have a tensile strength of at least 1,700 N/mm2 and preferably of at least 1,950 N/mm2. 3. Šesterokutna mreža prema jednom od prethodnih zahtjeva, naznačena time što je, naročito prosječna, duljina (22a-d) upletenog područja (24a-d) koje omeđuje šesterokutni otvor (16a-d) najmanje 30 %, poželjno najmanje 35 %, naročito prosječne, visine mreže (20a-d).3. Hexagonal mesh according to one of the preceding claims, characterized in that, in particular, the average length (22a-d) of the braided area (24a-d) bounding the hexagonal opening (16a-d) is at least 30%, preferably at least 35%, in particular average, net height (20a-d). 4. Šesterokutna mreža prema jednom od prethodnih zahtjeva, naznačena time što je, naročito prosječna, duljina (22a-d) upletenog područja (24a-d) koje omeđuje šesterokutni otvor (16a-d) najmanje 50 %, poželjno najmanje 55 % i poželjno najmanje 60 % naročito prosječne širine otvora (18a-d).4. Hexagonal mesh according to one of the previous claims, characterized in that, in particular, the average length (22a-d) of the braided area (24a-d) bounding the hexagonal opening (16a-d) is at least 50%, preferably at least 55% and preferably at least 60% especially of the average opening width (18a-d). 5. Šesterokutna mreža prema jednom od prethodnih zahtjeva, naznačena time što je, naročito prosječna, duljina (26a-d) uvijanja (28a-d, 38a-d, 40a-d) unutar upletenog područja (24a-d) koje omeđuje šesterokutni otvor (16a-d) manja od 1,1 cm, poželjno manja od 1 cm.5. Hexagonal mesh according to one of the preceding claims, characterized in that the length (26a-d) of the twists (28a-d, 38a-d, 40a-d) is, in particular, averaged within the twisted area (24a-d) that delimits the hexagonal opening. (16a-d) smaller than 1.1 cm, preferably smaller than 1 cm. 6. Šesterokutna mreža prema jednom od prethodnih zahtjeva, naznačena time što upleteno područje (24b-d) koje omeđuje šesterokutni otvor (16b-d) sadrži više od tri uzastopna uvijanja (28b-d, 38b-d, 40b-d, 128b-d, 130b-d).6. Hexagonal mesh according to one of the preceding claims, characterized in that the twisted region (24b-d) bounding the hexagonal opening (16b-d) contains more than three consecutive twists (28b-d, 38b-d, 40b-d, 128b- d, 130b-d). 7. Šesterokutna mreža prema jednom od prethodnih zahtjeva, naznačena time što najmanje jedan, naročito prosječan, kut otvora (44a-d, 70a-d) šesterokutnog otvora (16a-d), koji obuhvaća šesterokutni otvor (16a-d) u uzdužnom smjeru (42a-d), iznosi najmanje 70°, poželjno najmanje 80° i poželjno najmanje 90°, uzdužni smjer (42a-d) šesterokutnog otvora (16a-d) proteže se paralelno s glavnim smjerom rastezanja šesterokutnog otvora (16a-d).7. Hexagonal mesh according to one of the preceding claims, characterized in that at least one, especially average, corner of the opening (44a-d, 70a-d) of the hexagonal opening (16a-d), which includes the hexagonal opening (16a-d) in the longitudinal direction (42a-d), is at least 70°, preferably at least 80° and preferably at least 90°, the longitudinal direction (42a-d) of the hexagonal opening (16a-d) extends parallel to the main stretching direction of the hexagonal opening (16a-d). 8. Šesterokutna mreža prema jednom od prethodnih zahtjeva, naznačena time što šesterokutni otvori (16a-d) imaju, naročito prosječnu širinu otvora (18a-d) od približno 60 mm, približno 80 mm ili približno 100 mm.8. Hexagonal grid according to one of the preceding claims, characterized in that the hexagonal openings (16a-d) have, in particular, an average opening width (18a-d) of approximately 60 mm, approximately 80 mm or approximately 100 mm. 9. Šesterokutna mreža prema jednom od prethodnih zahtjeva, naznačena time što su čelične žice od čelika visoke vlačne čvrstoće (10c-d, 12c-d, 14c-d) izrađene od nehrđajućeg tipa čelika ili najmanje imaju plašt (46d) izrađen od nehrđajućeg tipa čelika.9. Hexagonal mesh according to one of the preceding claims, characterized in that the steel wires of high tensile strength steel (10c-d, 12c-d, 14c-d) are made of stainless type steel or at least have a sheath (46d) made of stainless type steel. 10. Šesterokutna mreža prema jednom od prethodnih zahtjeva, naznačena time što čelične žice (10a, 12a, 14a; 10b, 12b, 14b) imaju premaz za zaštitu od korozije (48a; 48b) ili sloj za zaštitu od korozije (50'a; 50'b).10. Hexagonal mesh according to one of the preceding claims, characterized in that the steel wires (10a, 12a, 14a; 10b, 12b, 14b) have a corrosion protection coating (48a; 48b) or a corrosion protection layer (50'a; 50'b). 11. Šesterokutna mreža prema zahtjevu 10, naznačena time što je premaz za zaštitu od korozije (48a; 48b) izveden najmanje kao premaz za zaštitu od korozije klase B prema normi DIN EN 10244-2:2001-07, poželjno kao premaz za zaštitu od korozije klase A prema normi DIN EN 10244-2:2001-07.11. Hexagonal mesh according to claim 10, characterized in that the corrosion protection coating (48a; 48b) is designed at least as a class B corrosion protection coating according to DIN EN 10244-2:2001-07, preferably as a protection coating against corrosion class A according to DIN EN 10244-2:2001-07. 12. Šesterokutna mreža prema jednom od prethodnih zahtjeva, naznačena time što najmanje dva pod-komada čeličnih žica (10a-d, 12a-d, 14a-d) preživljavaju bez loma, naročito u probnom radu, namotavanje jednog oko drugog, koji sadrže najmanje N+1 zavoja, poželjno N+2 zavoja i najpoželjnije N+4 zavoja, pri čemu je N, ako je primjenjivo zaokruživanjem prema dolje, broj zavoja čeličnih žica (10a-d, 12a-d, 14a-d) koje ograničavaju šesterokutni otvor (16a-d) na suprotne strane.12. Hexagonal mesh according to one of the preceding claims, characterized in that at least two sub-pieces of steel wires (10a-d, 12a-d, 14a-d) survive without breaking, especially in test work, winding around each other, containing at least N+1 turns, preferably N+2 turns and most preferably N+4 turns, where N, rounded down if applicable, is the number of turns of the steel wires (10a-d, 12a-d, 14a-d) that limit the hexagonal opening (16a-d) on opposite sides. 13. Uređaj za proizvodnju (52a-d) za pletenje šesterokutne mreže sa šesterokutnim otvorima (16a-d) od čeličnih žica (10a-d, 12a-d, 14a-d) koje sadrže čelik visoke vlačne čvrstoće prema jednom od prethodnih zahtjeva, s najmanje jednim nizom jedinica za uvijanje (56a-d, 58a-d, 104a-d) za naizmjenično uvijanje čeličnih žica (10a-d, 12a-d, 14a-d) s daljnjim čeličnim žicama (10a-d, 12a-d, 14a-d) koje se vode na odgovarajućim suprotnim stranama čeličnih žica (10a-d, 12a-d, 14a-d), i s najmanje jednim rotirajućim valjkom (60a-d: 60'a-d), koji je oslonjen nizvodno od jedinica za uvijanje (56a-d; 58a-d, 104a-d) i ima na površini plašta (62a-d) zube (64a-d) konfigurirane za zahvaćanje u novo ispletene šesterokutne otvore (16a-d), gurajući tako ili povlačeći mrežu od čelične žice (54a-d) prema naprijed, naznačen time što su jedinice za uvijanje (56a-d; 58a-d, 104a-d) konfigurirane da prekomjerno rotiraju čelične žice (10a-d, 12a-d, 14a-d) tako da je kut rotacije izveden pomoću jedinica za uvijanje (56a-d, 58a-d, 104a-d) tijekom procesa uvijanja veći od ukupnog kuta uvijanja uvijenih područja (24a-d) koja ograničavaju šesterokutni otvori (16a-d) gotove šesterokutne mreže, i/ili što je rotirajući valjak (60a-d; 60'a-d) konfiguriran za prekomjerno širenje širine otvora (18a-d) šesterokutnih otvora (16a-d), naročito u usporedbi sa širinom otvora (18a-d) gotovog šesterokutnog otvora (16a-d), kao jedinice za rastezanje (134a-d), koja je integrirana u rotirajući valjak (60a-d; 60'a-d), koji je oslonjen nizvodno od rotirajućeg valjka (60a-d; 60'a-d), ili koji je postavljen odvojeno od rotirajućeg valjka (60a-d; 60'a-d), konfiguriran je da rasteže gotovu šesterokutnu mrežu, najmanje u smjeru paralelnom sa širinom otvora (18a-d), poželjno najmanje za 30 %.13. Production device (52a-d) for knitting a hexagonal mesh with hexagonal openings (16a-d) of steel wires (10a-d, 12a-d, 14a-d) containing high tensile steel according to one of the preceding claims, with at least one array of twisting units (56a-d, 58a-d, 104a-d) for alternately twisting steel wires (10a-d, 12a-d, 14a-d) with further steel wires (10a-d, 12a-d) , 14a-d) which are guided on the respective opposite sides of the steel wires (10a-d, 12a-d, 14a-d), and with at least one rotating roller (60a-d: 60'a-d), which is supported downstream of the twisting units (56a-d; 58a-d, 104a-d) and has teeth (64a- d) configured to engage the newly woven hexagonal openings (16a-d), thus pushing or pulling the steel wire mesh (54a-d) forward, characterized in that the twisting units (56a-d; 58a-d, 104a-d) are configured to over-rotate the steel wires (10a-d, 12a-d, 14a-d) such that the angle of rotation is made by the twisting units ( 56a-d, 58a-d, 104a-d) during the twisting process greater than the total twist angle of the twisted regions (24a-d) that limit the hexagonal openings (16a-d) of the finished hexagonal mesh, and/or that the rotating roller (60a-d; 60'a-d) is configured to over-expand the opening width (18a-d) of the hexagonal holes (16a-d), especially compared to the opening width (18a-d) of the finished hexagonal opening ( 16a-d), as a stretching unit (134a-d), which is integrated into the rotating roller (60a-d; 60'a-d), which is supported downstream of the rotating roller (60a-d; 60'a-d), or which is placed separately from the rotating roller (60a-d; 60'a-d), it is configured to stretch the finished hexagonal mesh, at least in a direction parallel to the width of the opening (18a-d), preferably at least by 30%. 14. Uređaj za proizvodnju (52a-d) prema zahtjevu 13, naznačen time što je uređaj za proizvodnju konfiguriran da kompenzira odskok čeličnih žica visoke vlačne čvrstoće (10a-d, 12a-d, 14a-d), koje su znatno elastičnije u usporedbi s čelikom koji nema visoku vlačnu čvrstoću, prekomjernom rotacijom isprepletenih čeličnih žica (10a-d, 12a-d, 14a-d) i/ili prekomjernim širenjem šesterokutnih otvora (16a-d).14. The production device (52a-d) according to claim 13, characterized in that the production device is configured to compensate for the rebound of the high tensile steel wires (10a-d, 12a-d, 14a-d), which are significantly more elastic in comparison with steel not having high tensile strength, excessive rotation of the interlaced steel wires (10a-d, 12a-d, 14a-d) and/or excessive expansion of the hexagonal holes (16a-d). 15. Uređaj za proizvodnju (52a-d) prema zahtjevu 13 ili 14, naznačen time što su jedinice za uvijanje (56a-d, 58a-d) konfigurirane za uvijanje čeličnih žica (10a-d, 12a-d, 14a-d) najmanje s M-uvijanja jedna s drugom, pri čemu je M naveden kao formula M = U + 0.5 * G, i pri čemu U je neparni cijeli broj ≥ 3, koji poželjno odgovara broju uvijanja (28a-d, 38a-d, 40a-d) unutar upletenog područja (24a-d) gotove šesterokutne mreže koja omeđuje šesterokutne otvore (16a-d), i pri čemu G je bilo koji realni broj ≥ 1 i ≤ 3.15. Production device (52a-d) according to claim 13 or 14, characterized in that the twisting units (56a-d, 58a-d) are configured to twist the steel wires (10a-d, 12a-d, 14a-d) with at least M-twists with each other, where M is given as the formula M = U + 0.5 * G, and where U is an odd integer ≥ 3, which preferably corresponds to the number of twists (28a-d, 38a-d, 40a-d) within the braided region (24a-d) of the finished hexagonal mesh bounding hexagonal openings (16a-d), and where G is any real number ≥ 1 and ≤ 3. 16. Postupak za proizvodnju za pletenje šesterokutne mreže sa šesterokutnim otvorima (16a-d) prema jednom od zahtjeva 1 do 12, naročito pomoću uređaja za proizvodnju (52a-d) prema jednom od zahtjeva 13 do 15, pri čemu se tijekom proizvodnje šesterokutne mreže čelične žice (10a-d, 12a-d, 14a-d) prekomjerno zakreću u upletenim područjima (24a-d) šesterokutne mreže, i/ili pri čemu su šesterokutni otvori (16a-d) istegnuti u smjeru paralelnom sa širinom otvora (18a-d) za najmanje 30 %.16. Production method for knitting a hexagonal mesh with hexagonal openings (16a-d) according to one of claims 1 to 12, in particular using a production device (52a-d) according to one of claims 13 to 15, whereby during the production of the hexagonal mesh, the steel wires (10a-d, 12a-d, 14a-d) are excessively twisted in the twisted areas (24a-d) of the hexagonal mesh, and/or whereby the hexagonal openings (16a-d) are stretched in a direction parallel to the width of the openings (18a-d) by at least 30%.
HRP20240332TT 2021-01-14 2022-01-11 Steel wire mesh made of steel wires having hexagonal loops, production device, and production method HRP20240332T1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102021100678.3A DE102021100678A1 (en) 2021-01-14 2021-01-14 Steel wire mesh made of steel wires with hexagonal meshes, manufacturing device and manufacturing method
PCT/EP2022/050445 WO2022152697A1 (en) 2021-01-14 2022-01-11 Steel wire mesh made of steel wires having hexagonal loops, production device, and production method
EP22700921.4A EP4171847B1 (en) 2021-01-14 2022-01-11 Steel wire mesh made of steel wires having hexagonal loops, production device, and production method

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US (1) US20240058858A1 (en)
EP (1) EP4171847B1 (en)
JP (1) JP7528377B2 (en)
KR (1) KR20230121886A (en)
CN (1) CN116783016B (en)
AU (1) AU2022207151B2 (en)
CA (1) CA3205101A1 (en)
CL (1) CL2023001994A1 (en)
DE (1) DE102021100678A1 (en)
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HR (1) HRP20240332T1 (en)
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