EP2900574B1 - Récipient fabriqué à partir d'une bande de tôle monocouche cintrée en spirale - Google Patents

Récipient fabriqué à partir d'une bande de tôle monocouche cintrée en spirale Download PDF

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Publication number
EP2900574B1
EP2900574B1 EP13730115.6A EP13730115A EP2900574B1 EP 2900574 B1 EP2900574 B1 EP 2900574B1 EP 13730115 A EP13730115 A EP 13730115A EP 2900574 B1 EP2900574 B1 EP 2900574B1
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EP
European Patent Office
Prior art keywords
container
edge
metal strip
section
sheet
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.)
Active
Application number
EP13730115.6A
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German (de)
English (en)
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EP2900574A1 (fr
Inventor
Xaver Lipp
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Individual
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Individual
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D7/00—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal
    • B65D7/02—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal characterised by shape
    • B65D7/04—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal characterised by shape of curved cross-section, e.g. cans of circular or elliptical cross-section
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D88/00—Large containers
    • B65D88/02—Large containers rigid
    • B65D88/06—Large containers rigid cylindrical
    • B65D88/08—Large containers rigid cylindrical with a vertical axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/12—Making tubes or metal hoses with helically arranged seams
    • B21C37/122—Making tubes or metal hoses with helically arranged seams with welded or soldered seams
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D7/00—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal
    • B65D7/12—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal characterised by wall construction or by connections between walls
    • B65D7/34—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal characterised by wall construction or by connections between walls with permanent connections between walls
    • B65D7/38—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal characterised by wall construction or by connections between walls with permanent connections between walls formed by soldering, welding, or otherwise uniting opposed surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D7/00—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal
    • B65D7/42—Details of metal walls
    • B65D7/44—Reinforcing or strengthening parts or members
    • B65D7/46—Corrugations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D90/00—Component parts, details or accessories for large containers
    • B65D90/02—Wall construction
    • B65D90/029—Wound structures
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D90/00—Component parts, details or accessories for large containers
    • B65D90/02—Wall construction
    • B65D90/08—Interconnections of wall parts; Sealing means therefor
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H7/00—Construction or assembling of bulk storage containers employing civil engineering techniques in situ or off the site
    • E04H7/02—Containers for fluids or gases; Supports therefor
    • E04H7/04—Containers for fluids or gases; Supports therefor mainly of metal
    • E04H7/06—Containers for fluids or gases; Supports therefor mainly of metal with vertical axis
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H7/00—Construction or assembling of bulk storage containers employing civil engineering techniques in situ or off the site
    • E04H7/22—Containers for fluent solids, e.g. silos, bunkers; Supports therefor
    • E04H7/24—Constructions, with or without perforated walls, depending on the use of specified materials
    • E04H7/30—Constructions, with or without perforated walls, depending on the use of specified materials mainly of metal

Definitions

  • the invention relates to a container made of a single-layer, helically bent metal strip.
  • the manufacture of such containers is for example from the EP 1 181 115 B1 known.
  • a coil with a diameter corresponding to the container diameter is formed from a sheet metal strip.
  • the mutually associated helical Blechbandr is bent and then connected to the outside of the container by means of a fold fluid-tight together.
  • the opposing longitudinal edges of the sheet metal strip are each U-shaped bent, and the associated U-shaped bent sheet metal strip edges are nested and then connected by folding firmly together.
  • a container made of a helically bent sheet-metal strip in which a first edge portion is bent to form a helically extending Ausbiegekante to the outside. Also, the second edge portion of the sheet metal strip is bent outwards and connected there by a fold with the first edge portion.
  • a flexible metal hose is known in which the folded edges of a metal strip are inserted into one another and thereby displaced against each other.
  • DE 27 22 227 C3 is a seam connection for connecting the edges of a sheet known, in particular a helically wound sheet metal strip.
  • AT 373 877 relates to a memory composed of annular shell elements, a bottom part and a lid memory.
  • the individual jacket elements are conically tapered or conically widen or taper in the upper edge region and conically taper or widen in the lower edge region, wherein between the annular jacket elements in the overlap region, a sealing ring is arranged and optionally the memory by means anchored in the bottom part and guided by recesses in the shell elements and in the cover tension cables or the like. is braced in the axial and vertical directions.
  • GB 628 765 relates to a flexible hose having a helical metal strip with which another strip of flexible material is stapled, which may be a textile material.
  • DE20009149U1 discloses a device for storing solids, liquids and / or gases.
  • the containers produced have sufficient tightness and media resistance.
  • a corresponding media-resistant material can be used for the material of the sheet metal strip and / or lying on the inside of the container Falzfuß be additionally sealed with a sealing strip.
  • the invention is based on the problem of providing a container which further increases the range of applications of such containers, in particular permanently reliably fulfilling the highest requirements for purity, media resistance and / or tightness.
  • the container is made of a single-layered and helically bent sheet metal strip, wherein a first, helically extending edge portion of the sheet metal strip is bent to form a helically extending Ausbiegekante to the outside of the container.
  • the second, likewise helically extending edge portion of the sheet metal strip overlaps on the inside of the container adjacent to the Ausbiegekante and extending from the Ausbiegekante in the direction of the second edge portion toward third portion of the sheet metal strip.
  • the second edge portion is fluid-tightly connected to the third portion of the sheet metal strip on the inside of the container.
  • a sealing means is introduced on the outside the container in a helically extending seam, which is formed between the bending edge of the first edge portion and the second edge portion, in particular between the bending edge of the first edge portion and a crank of the second edge portion.
  • the scalloped first edge portion may obliquely and in particular transversely, ie extend at right angles to the preferably vertical longitudinal axis of the container.
  • the extent of the bulged first edge portion may be more than five times the thickness of the sheet metal strip, in particular more than eight times, and preferably more than ten times.
  • the second edge portion is fluid-tightly connected directly to its helically extending end edge with the third portion of the sheet metal strip, in particular at the end-side end face of the sheet metal web.
  • the end edge of the second edge portion forms on the inside of the container an obliquely and in particular transversely to the preferably vertical longitudinal axis of the container extending paragraph, for example, by the end-side end face of the metal sheet.
  • the fluid-tight connection is made by a welded connection.
  • a welded joint formed by the second edge portion obliquely and in particular transversely to the vertical axis of the container extending paragraph is particularly advantageous because thereby the weld can be placed on this paragraph, and thereby a dripping of softened by welding or flowable material is prevented. This ensures a permanently fluid-tight and high-strength welded connection.
  • the distance of the fluid-tight connection, in particular a welded joint, from the bending edge more than twice the thickness of the sheet metal strip, in particular more than three times, and preferably more than five times. In one embodiment, the distance may be more than eight times or even ten times or more.
  • the second edge portion is bent into the interior of the container by a cranking relative to a fourth section of the sheet-metal strip adjoining the offset in the direction of the first edge section.
  • the mutually associated edge portions of the metal sheets can be brought into abutment with each other without or with reduced mechanical stresses.
  • With sufficient cranking results in a self-adjustment of the mutually associated edges of the metal sheets to each other, in particular, the above the fourth section arranged first edge portion, in particular the associated Ausbiegekante, supported on the disposed between the second edge portion and the fourth portion offset, whereby on the one hand the production further simplified and the stability is increased and on the other hand, a precisely fitting connection is ensured.
  • the second edge portion and / or the fourth portion may extend in the form of a jacket around the vertical axis of the container, in particular circular-cylindrical.
  • the offset caused by the offset radial offset of the second edge portion relative to the fourth portion of the sheet metal strip is less than 95% of the thickness of the sheet metal strip, in particular less than 90% and preferably less than 85%.
  • the two mutually associated edge portions are slightly elastically deformed during manufacture of the container and are characterized in biased contact with each other. This leads to a further stiffening of the container.
  • the offset of the second edge portion is arranged in the region or in the vertical direction at the level of the bending edge. This results in a helically extending seam on the outside of the container, which is formed between the deflection edge of the first edge portion and the second edge portion, in particular between the bending edge of the first edge portion and the crank of the second edge portion, and in which a sealant can be introduced. For example, at this point a silicone seam can be introduced, by means of which the connection point is also sealed from the outside.
  • a fifth section of the sheet metal strip adjoining the bending edge in the direction of the second edge section is bent toward the outside of the container by a further offset relative to a sixth section of the sheet metal strip adjoining the further offset in the direction of the second edge section.
  • the second edge section may be fluid-tightly connected to the fifth section delimited by the bending edge on the one hand and the further cranking on the other hand.
  • the sixth section of the sheet metal strip may coincide with the fourth section and even with the second edge section.
  • the further cranking can take place at a very acute angle of, for example, less than 30 °, in particular less than 20 °, and preferably less than 15 °, whereby a negative influence of microstructural changes at the point of further cranking on the strength and rigidity of the container produced on is reduced.
  • the Fig. 1 shows a view of a container 10 of the invention, as it can be used for storing bulk materials from agriculture and forestry, such as grain, wood chips or biowaste, as well as for storing water, sewage or sewage sludge or for storing gas.
  • the container 10 is on its outer side and its inner side substantially cylindrical, in particular circular cylindrical, with a vertically oriented longitudinal axis 12th
  • the preparation of the container 10 is carried out using a helically bent sheet-metal strip 20 preferably directly at the site of the container 10.
  • the diameter 14 of the container 10 may be between 4 m and 20 m or more.
  • the height 16 of the container 10 may be between 2 m and 20 m or more.
  • the capacity of the container 10 may for example be between 15 m 3 and 8,000 m 3 .
  • the preferably homogeneous thickness 38 (FIG. Fig. 2 ) of the sheet metal strip 20 is between 2 mm and 8 mm, in the present case may in particular be more than 5 mm, preferably more than 6 mm and less than 12 mm, for example between 8 mm and 10 mm.
  • the width 18 of the sheet metal strip 20 may be between 20 cm and 100 cm, in particular between 30 cm and 80 cm and preferably between 40 cm and 60 cm; in the illustrated embodiment, the width 18 of the sheet metal strip 20 is about 50 cm.
  • the Fig. 2 shows in an enlarged view a section through the junction II of a first embodiment of the container 10 of Fig. 1 ,
  • the vertically lower, first edge portion 22 of the helically extending sheet metal web 20 is to form a helically extending Ausbiegekante 24 to the outside of the Container 10 bent out at right angles with respect to the longitudinal axis 12.
  • the radial projection of the first edge portion 22 is in the embodiment about six times the thickness 38 of the sheet metal strip 20, but can especially in containers 10 with diameters of more 8 m and in particular more than 10 m also more than eight times or more than ten times the Thickness 38 of the sheet metal strip 20 amount.
  • the first edge portion 22 opposite second edge portion 26 of the sheet metal strip 20 is also helically extending and overlaps on the inside of the container 10, a third portion 28 of the sheet metal strip 20 extending from the Ausbiegekante 24 in the direction of the above in the Fig. 2 illustrated section located second edge portion 26 of the sheet metal strip 20 extends toward.
  • the second edge portion 26 is fluid-tightly connected to the third portion 28 of the sheet-metal strip 20.
  • connection takes place in the embodiment by a welded joint 34.
  • the front end of the second edge portion 26 in particular the edge-side end face of the sheet metal strip 20, a paragraph 32, obliquely and in the embodiment transversely, ie perpendicular to the longitudinal axis 12 of the container 10 .
  • the front end of the second edge portion 26 may also be folded so that the front end surface of the second edge portion 26 with the preferably jacket-shaped extending third portion 28 includes an acute angle of less than 90 °, so that the weld 34 are securely attached in this area can and in particular a drainage of softened by the welding material is reliably prevented.
  • the distance 36 between the fluid-tight connection, such as the welded joint 34, and the bending edge 24 is also structurally predetermined. This distance is in the exemplary embodiment about five times the thickness 38 of the sheet metal strip 20, but can also be more than eight times or even more than ten times.
  • the second edge portion 26 is by a crank 40 opposite to the crank 40 in the direction of the below in the Fig. 2 illustrated section located first edge portion 22 subsequent fourth section 42 of the sheet metal strip 20 into the interior of the container 10 is bent into it.
  • the metal strip 20 is bent in at least two places such that the non-bent parts run parallel to each other.
  • the second edge portion 26 and the fourth portion 42 of the sheet metal strip 20 parallel to each other.
  • These sections 26, 42 as well as the other sections of the sheet-metal strip 20 may in particular be substantially cylindrical and, above all, circular-cylindrical with respect to the longitudinal axis 12 of the container 10.
  • the conditional by the crank 40 radial offset 44 of the second edge portion 26 relative to the fourth portion 42 of the sheet metal strip 20 may basically be 100% or even more than 100% of the thickness 38 of the sheet metal strip 20. In this case, a gap may arise between the second edge portion 26 and the third portion 28 into which a connection means and / or a sealant may be introduced. In one embodiment, however, the radial offset 44 is less than 100% of the thickness 38 of the sheet metal strip 20, for example about 90%.
  • the second edge portion 26 and / or the third portion 28 are deflected resiliently and are with resilient bias to each other.
  • no gap between the second edge portion 26 and the third portion 28 must be covered by the connection, for example, the welded joint 34.
  • the crank 40 of the second edge section 26 is arranged in the region of the deflection edge 24.
  • the above-extending sheet metal web in the region of the crank 40 is supported on the sheet metal web extending below each.
  • a sealant 46 is introduced, for example, a silicone joint. This prevents, for example, moisture from entering the region between the second edge section 26 and the third section 28.
  • the Fig. 3 shows a section through the junction III of a second embodiment of the container 10 of Fig. 1 ,
  • the first edge portion 122 is folded to form a fold and then the free end is bent at an angle between 15 ° and 70 °, in particular between 20 ° and 45 ° and in the embodiment of about 30 ° relative to the longitudinal axis 12 of the container 10.
  • the connecting means 46 is introduced in the area between the bent end portion of the first edge portion 122 and the fourth portion 42 . This arrangement improves the drainage behavior of, for example, rainwater striking the outer surface of the container 10.
  • the Fig. 4 shows a section through the junction IV of a third embodiment of the container 10 of Fig. 1 ,
  • One to the bending edge 24 in the direction of the second edge portion 26 adjacent fifth section 48 of the sheet metal strip 20 is bent by a further crank 50 against a subsequent to the second crank portion 50 in the direction of the second edge portion 26 sixth section 52 of the sheet metal strip 20 to the outside of the container 10 out.
  • the second edge section 26 is fluid-tightly connected to the fifth section 48, in the exemplary embodiment by the welded connection 34.
  • the angle 54 of the further crank 50 is less than 45 °, in particular less than 30 ° and preferably less than 20 °; in the embodiment, the angle 54 is about 10 °.
  • the radial projection of the fifth portion 48 relative to the sixth portion 52 in the embodiment is slightly more than 100% of the thickness 38 of the sheet metal strip 20, so that the fifth portion 48 is in loose contact with the second edge portion 26.
  • the radial projection of the further offset 50 can also be 100% of the thickness 38 of the sheet-metal strip 20, or also, as described in connection with the crank 40 of the first and second embodiments, less than 95%, in particular less than 90%. and preferably less than 85%, so that a self-aligning and / or resiliently clamping installation of the fifth section 48 takes place at the second edge section 26.
  • the second edge portion 26 is aligned on the inside of the container 10 with the formed by the sixth portion 52 inner wall of the container 10. In the third embodiment, it is particularly not necessary, the second edge portion 26 against an adjacent portion of the sheet metal strip 20, for example, opposite the fourth section 42 of the first and second embodiments. Associated microstructural changes are thereby reliably avoided.
  • the Fig. 5 shows a section through the junction V of a fourth embodiment of the container 10 of Fig. 1
  • the Fig. 6 shows a perspective view from the outside to one in the region of the joint according to Fig. 5 cut container 10.
  • a fifth section 48 of the sheet-metal strip 20 adjoining the bending edge 24 in the direction of the second edge section 26 is connected to the outside of the container by a further offset 50 relative to a sixth section 52 of the sheet-metal strip 20 adjoining the further offset 50 in the direction of the second edge section 26 10 bent down.
  • the further crank 50 corresponds to the fifth section 48 of the third and fourth embodiment of the Fig. 4 and 5 the third distance of the first and second embodiments of the FIGS. 2 and 3
  • the second edge section 26 is fluid-tightly connected to the fifth section 48 on the inside of the container 10, in the exemplary embodiment by the welded connection 34.
  • the fluid-tight connection is arranged at the height of the crank 50, whereby the crank 50 undergoes additional mechanical stabilization.
  • the angle 54 of the further crank 50 is greater than in the third embodiment of the Fig. 4 In particular, the angle is more than 30 °, in particular more than 35 ° and less than 70 ° and preferably more than 35 ° and less than 60 °.
  • the length 56 of the further crank 50 is less than 400% of the thickness 38 of the sheet metal strip 20, in particular less than 400%, and preferably less than 300%. In the exemplary embodiment, the length 56 of the further crank 50 is more than 150% and less than 250% of the thickness 38 of the sheet metal strip 20th
  • the distance 36 of the further crank 50 of the Ausbiegekante 24 is in the embodiment more than twice and less than ten times the thickness 38 of the sheet metal strip 20, in particular more than three times and less than eight times, preferably more than four times and less than that sixfold.
  • the distance 36 of the further offset 50 from the deflection edge 24 is also more than 50% and / or less than 250% of the radial extent of the scalloped first edge portion 22, in particular more than 70% and / or less than 200% and preferably more than 80 % and / or less than 150%.
  • the radial projection of the fifth portion 48 relative to the sixth portion 52 in the embodiment is slightly more than 100% of the thickness 38 of the sheet metal strip 20, so that the fifth portion 48 is in loose contact with the second edge portion 26.
  • the radial projection of the further crank 50 may also be 100% of the thickness 38 of the sheet metal strip 20 or, as described in connection with the crank 40 of the first and second embodiments, less than 95%, in particular less than 90% and preferably less than 85%, so that a self-aligning and / or resiliently clamping installation of the fifth section 48 takes place at the second edge section 26.
  • the second edge portion 26 is aligned on the inside of the container 10 with the inner wall formed by the sixth portion 52 of the container 10.
  • the fourth embodiment of Fig. 5 is it In particular, it is not necessary to bend the second edge section 26 with respect to an adjacent section of the sheet-metal strip 20, in particular with respect to the sixth section 52.
  • connection between the second edge portion 26 and the fifth portion 48 is stabilized by further connection points 60.
  • the further connection points 60 can be produced, for example, by spot welding, wherein the contour 58 of the further connection point 60 can be designed, for example, substantially circular or oblong.
  • the further connection points 60 may be arranged equidistant in the circumferential direction around the container 10, for example at a distance which is more than five times and / or less than 20 times the thickness 38 of the sheet metal strip 20, in particular more than eight times and / or less than 30 times, and preferably more than twelvefold and / or less than 25 times.

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Packages (AREA)
  • Rigid Containers With Two Or More Constituent Elements (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
  • Bag Frames (AREA)

Claims (9)

  1. Récipient (10) fabriqué en une bande (20) de tôle mono couche et courbée hélicoïdalement dans lequel un premier tronçon (22) de bord s'étendant hélicoïdalement de la bande (20) de tôle est courbée vers l'extérieur en direction du côté extérieur du récipient (10) avec formation d'un bord (24) courbé vers l'extérieur et s'étendant hélicoïdalement, dans lequel un deuxième tronçon (26) de bord s'étendant hélicoïdalement de la bande (20) de tôle chevauche du côté intérieur du récipient (10) un troisième tronçon (28) de la bande (20) de tôle, voisin du bord courbé vers l'extérieur et s'étendant du bord (24) tourné vers l'extérieur en direction du deuxième tronçon (26) de bord, le deuxième tronçon (26) de bord étant relié d'une manière étanche au fluide du côté intérieur du récipient(10) au troisième tronçon (28) de la bande (20) de tôle, dans lequel du côté extérieur du récipient (10) un agent (46) d'étanchéité est introduit dans un endroit de jonction s'étendant hélicoïdalement et formé entre le bord (24) courbé vers l'extérieur du premier tronçon (22) de bord et le deuxième tronçon (26) de bord, notamment entre le bord (24) tourné vers l'extérieur du premier tronçon (22) de bord et un coude (40) du deuxième tronçon (26) de bord.
  2. Récipient (10) suivant la revendication 1, caractérisé entre le deuxième tronçon (26) de bord est, sur son bord (30) du côté de l'extrémité et s'étendant hélicoïdalement, relié d'une manière étanche au fluide au troisième tronçon (28) de la bande (20) de tôle.
  3. Récipient (10) suivant la revendication 1 et 2, caractérisé en ce qu'un bord (30) du côté de l'extrémité du deuxième tronçon (26) de bord forme du côté intérieur du récipient (10) un ressaut (32) s'étendant de manière inclinée et notamment transversalement à l'axe (12) longitudinal vertical du récipient (10).
  4. Récipient (10) suivant la revendication 1, caractérisé entre la liaison étanche au fluide est une soudure (34).
  5. Récipient (10) suivant la revendication 1 ou l'une des revendications suivantes, caractérisé en ce que la distance (36) de la liaison étanche au fluide, notamment d'une soudure (34), au bord (24) courbé vers l'extérieur représente plus de deux fois l'épaisseur (38) de la bande (20) de tôle, notamment plus de trois fois et, de préférence, plus de cinq fois.
  6. Récipient (10) suivant la revendication 1 ou l'une des revendications précédentes, caractérisé en ce que entre le deuxième tronçon (26) de bord est coudé à l'intérieur du récipient (10) par un coude (40) par rapport à un quatrième tronçon (42) de la bande (20) de tôle se raccordant au coude (40) dans la direction du premier tronçon (22) de bord.
  7. Récipient (10) suivant la revendication 6, caractérisé en ce que le décalage (44) radial provoqué par le coude (40) du deuxième tronçon (26) de bord par rapport au quatrième tronçon (42) de la bande (20) de tôle représente moins de 95% de l'épaisseur (38) de la bande (20) de tôle, notamment moins de 90% et, de préférence, moins de 85%.
  8. Récipient (10) suivant la revendication 6 ou 7, caractérisé en ce que le coude (40) du deuxième tronçon (26) de bord est disposé au niveau du bord (24) courbé vers l'extérieur.
  9. Récipient (10) suivant la revendication 1 ou l'une des précédentes, caractérisé en ce qu'un cinquième tronçon (48) de la bande (20) de tôle, voisin du bord (24) courbé vers l'extérieur dans la direction du deuxième tronçon (26) de bord, est courbé vers le côté extérieur du récipient (10) par un autre coude (50) par rapport à un sixième tronçon (52) de la bande (20) de tôle se raccordant à l'autre coude (50) dans la direction du deuxième tronçon (26) de bord et en ce que le deuxième tronçon (26) de bord est relié de manière étanche au fluide avec le cinquième tronçon (48) délimité par le bord (24) courbé vers l'extérieur d'une part et l'autre coude (50) d'autre part.
EP13730115.6A 2012-09-26 2013-06-13 Récipient fabriqué à partir d'une bande de tôle monocouche cintrée en spirale Active EP2900574B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102012018935.4A DE102012018935A1 (de) 2012-09-26 2012-09-26 Behälter, hergestellt aus einem einlagigen, wendelförmig gebogenen Blechband
PCT/EP2013/001741 WO2014048515A1 (fr) 2012-09-26 2013-06-13 Récipient fabriqué à partir d'une bande de tôle monocouche cintrée en spirale

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EP2900574A1 EP2900574A1 (fr) 2015-08-05
EP2900574B1 true EP2900574B1 (fr) 2017-04-05

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US (1) US10023352B2 (fr)
EP (1) EP2900574B1 (fr)
DE (1) DE102012018935A1 (fr)
RU (1) RU2604458C2 (fr)
WO (1) WO2014048515A1 (fr)

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PL3189906T3 (pl) 2016-01-11 2019-09-30 Xaver Lipp Urządzenie do wytwarzania cylindrycznego zbiornika o dużej średnicy, w szczególności silosu
EP3189908B1 (fr) 2016-01-11 2019-04-24 Xaver Lipp Dispositif de production d'un recipient cylindrique a grand diametre, en particulier un silo
EP3189907A1 (fr) 2016-01-11 2017-07-12 Xaver Lipp Dispositif de production d'un recipient cylindrique de grand diametre, en particulier un silo
US10767449B2 (en) * 2016-06-15 2020-09-08 Chevron U.S.A. Inc. Protective shrouds for sand control screen assemblies
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WO2018062375A1 (fr) * 2016-09-29 2018-04-05 日立金属株式会社 Bobine de ruban métallique et son procédé de fabrication
RU190094U1 (ru) * 2018-12-12 2019-06-18 Валерий Павлович Левицкий Емкость для хранения продуктов с агрессивными свойствами с несущим контуром из оцинкованного профилированного листа и внутренней облицовкой из полос рулонной нержавеющей стали, стыкуемой с профилированным листом и в соединениях лентами из стеклоткани, пропитанной эпоксидной смолой
EP3456660A1 (fr) * 2018-12-13 2019-03-20 Edgar Mayer Conteneur fabriqué d'une feuille metallique incurvée
DE102019001432A1 (de) 2019-03-01 2020-09-03 Edgar Mayer Verfahren zur Herstellung eines zylindrischen Behälters und Vorrichtung hierfür
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Also Published As

Publication number Publication date
US20150274352A1 (en) 2015-10-01
WO2014048515A1 (fr) 2014-04-03
US10023352B2 (en) 2018-07-17
RU2604458C2 (ru) 2016-12-10
RU2015113350A (ru) 2016-11-20
EP2900574A1 (fr) 2015-08-05
DE102012018935A1 (de) 2014-03-27

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