EP2544973A1 - Conveyor belt - Google Patents
Conveyor beltInfo
- Publication number
- EP2544973A1 EP2544973A1 EP10707056A EP10707056A EP2544973A1 EP 2544973 A1 EP2544973 A1 EP 2544973A1 EP 10707056 A EP10707056 A EP 10707056A EP 10707056 A EP10707056 A EP 10707056A EP 2544973 A1 EP2544973 A1 EP 2544973A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- fabric
- conveyor belt
- warp
- threads
- basalt fibers
- 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.)
- Withdrawn
Links
- 229920002748 Basalt fiber Polymers 0.000 claims abstract description 37
- 239000002994 raw material Substances 0.000 claims abstract description 9
- 239000004744 fabric Substances 0.000 claims description 84
- 239000000463 material Substances 0.000 claims description 25
- 239000002318 adhesion promoter Substances 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 8
- 229920002943 EPDM rubber Polymers 0.000 claims description 4
- 244000043261 Hevea brasiliensis Species 0.000 claims description 4
- 229920000459 Nitrile rubber Polymers 0.000 claims description 4
- 229920003052 natural elastomer Polymers 0.000 claims description 4
- 229920001194 natural rubber Polymers 0.000 claims description 4
- 229920001084 poly(chloroprene) Polymers 0.000 claims description 4
- 230000002787 reinforcement Effects 0.000 claims description 4
- 239000007767 bonding agent Substances 0.000 claims description 3
- 229920003048 styrene butadiene rubber Polymers 0.000 claims description 3
- 238000009941 weaving Methods 0.000 claims description 3
- 229910000906 Bronze Inorganic materials 0.000 abstract 1
- 239000010974 bronze Substances 0.000 abstract 1
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 abstract 1
- 229920001971 elastomer Polymers 0.000 description 13
- 239000005060 rubber Substances 0.000 description 13
- 239000000835 fiber Substances 0.000 description 7
- 238000010276 construction Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 240000003759 Erodium cicutarium Species 0.000 description 2
- 235000009967 Erodium cicutarium Nutrition 0.000 description 2
- 230000006750 UV protection Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000004753 textile Substances 0.000 description 2
- 239000002759 woven fabric Substances 0.000 description 2
- 239000005062 Polybutadiene Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000004760 aramid Substances 0.000 description 1
- 229920003235 aromatic polyamide Polymers 0.000 description 1
- 229910001570 bauxite Inorganic materials 0.000 description 1
- 239000013590 bulk material Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000007822 coupling agent Substances 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 229920002857 polybutadiene Polymers 0.000 description 1
- 230000004224 protection Effects 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G15/00—Conveyors having endless load-conveying surfaces, i.e. belts and like continuous members, to which tractive effort is transmitted by means other than endless driving elements of similar configuration
- B65G15/30—Belts or like endless load-carriers
- B65G15/32—Belts or like endless load-carriers made of rubber or plastics
- B65G15/38—Belts or like endless load-carriers made of rubber or plastics with flame-resistant layers, e.g. of asbestos, glass
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D1/00—Woven fabrics designed to make specified articles
- D03D1/0094—Belts
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D13/00—Woven fabrics characterised by the special disposition of the warp or weft threads, e.g. with curved weft threads, with discontinuous warp threads, with diagonal warp or weft
- D03D13/008—Woven fabrics characterised by the special disposition of the warp or weft threads, e.g. with curved weft threads, with discontinuous warp threads, with diagonal warp or weft characterised by weave density or surface weight
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
- D03D15/20—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the material of the fibres or filaments constituting the yarns or threads
- D03D15/242—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the material of the fibres or filaments constituting the yarns or threads inorganic, e.g. basalt
- D03D15/247—Mineral
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D19/00—Gauze or leno-woven fabrics
Definitions
- the present invention relates to a conveyor belt as used for example for transporting minerals in mines, in industry, on construction sites and the like. Furthermore, the present invention relates to a fabric for a conveyor belt, which is used in this application.
- ores especially bauxite
- partially transported over long distances and / or gradients it is also possible when mining transport, to gain energy through the conversion of braking energy.
- a major challenge in the transport of such materials is that they are sometimes conveyed at high temperatures of up to 800 ° C and act on the conveyor belts during transport correspondingly very high temperatures.
- glowing ore pieces are made by means of such conveyor belts
- Ceiling panels set in combination with the used one or multi-layer strength supports.
- DE 27 39 687 AI discloses a conveyor belt, in which the conveying of products with a temperature of up to 200 ° C is made possible. Between the metal elements, which are applied to the outside of the conveyor belt, and the belt itself at least one air cushion is arranged, which thermally the tape from the metal elements
- the present invention seeks to provide a conveyor belt and a fabric for a conveyor belt, which increased
- the invention is based on the idea that
- the conveyor belt according to the invention for the transport of materials, in particular of ores, characterized in that the conveyor belt comprises basalt fibers.
- Basalt fibers are characterized by their high strength, their high modulus of elasticity and their high
- basalt fibers are stable with respect to UV radiation and chemicals, have high mechanical strength, high flexibility, low electrical
- Basalt fibers can have different compositions.
- One possible composition includes
- Basalt fibers are amorphous fibers, which usually have a bluish-green color.
- the conveyor belt comprises a fabric comprising basalt fibers.
- a fabric comprising basalt fibers.
- the conveyor belt comprises a fabric which has a plain weave, a
- the fabric is as a strength carrier and / or as
- Ceiling plate arranged in the conveyor belt.
- the fabric can thus increase, for example, the temperature resistance and the UV resistance.
- the strength member the mechanical strength and flexibility are improved.
- Warp yarns a natural rubber primer, styrene Butadiene rubber, chloroprene rubber, nitrile-butadiene rubber, ethylene-propylene-diene rubber or mixtures thereof, wherein the fabric may be dipped and / or coated in particular with such an adhesion promoter.
- adhesion promoters are particularly suitable for the strength of the conveyor belt, which as another
- Components layers of rubber includes, with advantage to increase.
- the strength of the bond between the actual fabric and the surrounding rubber layers of the conveyor belt increases substantially.
- the fabric, in particular the fabric already provided with an adhesion promoter, of the conveyor belt is further distinguished
- 2 2 is preferred, from 3O0 g / m to 800 g / m 2 , more preferably A ⁇ 0g / m to 700g / m 2 , from, which is advantageously a particularly durable fabric for use as a conveyor belt for raw materials is achieved.
- the weave density of the fabric can range from SOppdm to SOOppdm (picks per decimeter, shots per
- the fabric of the conveyor belt is further characterized in that the yarns used as a warp or weft according to an embodiment can rotate up to 250tpm (turns per meter), preferably otpm to 60tpm. By using such twisted threads, it is possible to increase the tensile strength and / or the
- the fabric has a tensile strength of 5,000 N / 5 cm to 9,000 N / 5 cm, preferably 6,000 N / 5 cm to 8,000 N / 5 cm and / or an elongation at break in the warp direction of 2% to 20%, preferably 3% to 10%, more preferably 4% to 5% and / or a temperature resistance in the range of
- the basalt fibers have a filament thickness of 7 ⁇ to 25 ⁇ , preferably ⁇ to 15 ⁇ ⁇ .
- the fabric used in the conveyor belt is characterized in that the material of the warp threads is different from the material of the weft threads.
- Basalt fibers are suitable both as admixture or in pure form as a warp or as a weft.
- the conveyor belt has a ceiling plate and the basalt fibers are in the
- Ceiling plate of the conveyor belt includes. In this way, advantageously increase the life, the
- Temperature resistance and the UV radiation resistance of the conveyor belt and hot or incandescent materials can be transported particularly advantageous.
- the conveyor belt may be formed so that the fabric comprises a plurality of layers and the basalt fibers are formed in at least two layers of the conveyor belt. In this way it is possible with advantage, the
- the basalt fibers can be arranged according to requirements in each layer in order to achieve advantageous effects in each layer.
- the invention is further characterized by a fabric for a conveyor belt for transporting raw materials, the
- Basalt fibers wherein the fabric is provided for a conveyor belt as a strength carrier and / or as a ceiling plate.
- Particularly advantageous here can be dispensed with a conventional strength member and instead that the comprehensive fabric used at this point as a particularly heat-resistant strength carrier.
- the basalt fibers are fibers that are known in the art
- Fabric processing can be processed without requiring a major conversion of the machines used
- FIG. 1 shows a schematic side view of a
- FIG. 2 shows a schematic sectional view of a
- FIG. 3 shows a sectional view of one
- FIG. 4 shows an example of a fabric in FIG.
- FIG. 5 shows an example of a fabric in FIG.
- FIG. 1 shows schematically a conveyor belt 10 which is arranged between two rollers 12.
- the conveyor belt 10 By rotation of the rollers 12, as indicated in Figure 1 by the respective arrows in the rollers 12, the conveyor belt 10 is moved in the arrow direction.
- clamping devices for tensioning the conveyor belt 10 and guide means for laterally guiding the conveyor belt 10 may be provided.
- a material 30 to be transported for example, a hot ore, is applied to the conveyor belt 10 and can then in the direction indicated by the arrow
- Transport direction to be transported.
- the conveyor belt 10 can be arranged inclined during transport of the material 30, so that a transport of the
- Material up or down is possible. With such a conveyor belt 10, in principle, any type of material 30 can be transported. It is advantageous when the material to be transported 30 is present as bulk material.
- the conveyor belt 10 is particularly suitable for transporting raw materials, such as ores. Ores
- the conveyor belt 10 has, as shown in Figure 2, in its interior a fabric 20 which serves as a strength carrier.
- the web 20 comprises basalt fibers 22 in the illustrated embodiment.
- the basalt fibers are preferably disposed in the web 20 in the warp and / or weft threads.
- Basalt fibers are characterized by the fact that they are very temperature resistant and thus are particularly advantageous for the transport of hot material 30. As a result, in particular in a conveyor belt, which is used in the context of raw material extraction, an increased
- the conveyor belt 10 further comprises a rubber material 24 which surrounds the fabric 20 and which
- the fabric 20 is preferably provided with a bonding agent, either by soaking and / or coating the individual threads of the fabric prior to weaving, or by impregnating and / or coating the finished woven fabric, a proper connection between the fabric 20 and the rubber material 24 to ensure.
- Preferred adhesion promoters are natural rubber, styrene-3-butadiene rubber, chloroprene rubber, nitrile Butadiene rubber, ethylene-propylene-diene rubber and / or mixtures thereof.
- the fabric 20 with the basaite fibers 22 preferably has a plain weave (see FIG. 4), a cross-body weave (see FIG. 5) or a straight warp weave.
- Conveyor belt 10 this may also have a more complex structure, as shown for example in Figure 3.
- the conveyor belt 10 is provided with two provided inside tissues 20, wherein these tissues 20 in turn each comprise basalt fibers 22.
- only one of the two fabrics 20 can be provided with basalt fibers and the other fabric in the form of a conventional fabric
- a layer of a rubber material 24 is provided. Between the two fabrics 20, a further rubber layer 26 is provided, which may differ from the two outer rubber layers 24 in their properties.
- Rubber sheets 24, 26 may vary depending on the particular desired running and strength properties of the
- a bonding agent can be provided, which allows a perfect connection with the inner rubber layer 26, and on the respective outer sides of the fabric 20 a Adhesion promoter should be provided, which is a flawless
- Ceiling plate 28 is provided, which is provided inter alia to protect against wear of the conveyor belt and as a temperature protection.
- the ceiling plate 28 is provided with basalt fibers 22.
- These basalt fibers 22 may be present in the ceiling panel 28 either in the form of single fibers incorporated in a rubber composition or also in the form of a fabric.
- a fabric containing basalt fibers may be provided as a ceiling plate.
- Ceiling plate 17 may additionally be introduced a rubber material to increase their elasticity and impact resistance.
- the types of weave of the various fabric layers may be according to their respective requirements
- the conveyor belts 10 of Figures 2 and 3 may each be provided on its surface with a profiling to ensure good material transport even at high pitch angles. As profiling are suitable here
- FIGS. 4 and 5 schematically show examples of
- the weft thread 42 runs in such a way that it crosses the warp threads 40 running perpendicularly to it alternately at the front and at the back. In this way, a close interlacing of warp threads 40 and weft threads 42 is formed.
- the warp threads 40 and / or the weft threads 42 are provided with basait fibers. Preferably, they consist of threads that consist exclusively of basalt fiber.
- Table 1 below shows an example of the particularly advantageous material properties in fabrics according to the invention which comprise basait fibers.
- Table 1 values of two plain weave fabrics are shown, with the threads used comprising basalt fibers. Preferred values for the elongation at break, the tensile strength and the weight per unit area are given by way of example from the table.
- FIG. 5 shows by way of example a fabric 20 in FIG.
- Cross-body binding which is also used in a conveyor belt.
- the weft thread 46 crosses the warp threads 44 so that in each case two adjacent warp threads 44 are wound on one side and then a next warp thread on the other side.
- the pattern then shifts one thread at a time with each new shot.
- the Straignt-Warp weave the warp threads are substantially stretched or just ahead.
- the weft yarns in order to avoid waviness after weaving, the weft yarns by means of a
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Belt Conveyors (AREA)
Abstract
Description
Claims
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/EP2010/052983 WO2011110220A1 (en) | 2010-03-09 | 2010-03-09 | Conveyor belt |
Publications (1)
Publication Number | Publication Date |
---|---|
EP2544973A1 true EP2544973A1 (en) | 2013-01-16 |
Family
ID=43242371
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP10707056A Withdrawn EP2544973A1 (en) | 2010-03-09 | 2010-03-09 | Conveyor belt |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP2544973A1 (en) |
WO (1) | WO2011110220A1 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102013111190A1 (en) * | 2013-10-10 | 2015-04-16 | Contitech Transportbandsysteme Gmbh | Conveyor belt with high flexibility and at the same time high flame retardancy |
DE102014114575A1 (en) | 2014-06-23 | 2015-12-24 | Von Ardenne Gmbh | Transport device, processing arrangement and coating method |
CN105821561A (en) * | 2016-05-13 | 2016-08-03 | 江苏太极实业新材料有限公司 | Manufacturing method of basalt composite fiber fabric for heat-insulating layer of heat-resistant conveyor belt |
CN109878975A (en) * | 2019-04-12 | 2019-06-14 | 保定华月胶带有限公司 | A kind of basalt unitary-core flame-resistant conveying belt |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1591823A (en) | 1976-09-02 | 1981-06-24 | Sapic | Conveyor belt |
FR2380965A1 (en) * | 1977-02-16 | 1978-09-15 | Kleber Colombes | Belt for conveying hot slag, coke, etc. - includes longitudinal and transverse cords embedded in elastomer and has heat and abrasion resistant surface layer contg. glass fibre |
AU2003201598A1 (en) * | 2002-02-01 | 2003-04-22 | Bernath + Partner Ag | Heat-resistant conveyor belt |
EP1625248A1 (en) * | 2003-05-16 | 2006-02-15 | Groep Masureel Veredeling | Basalt containing fabric |
US20070251595A1 (en) * | 2006-05-01 | 2007-11-01 | Ming-Ming Chen | Basalt continuous filament insulating and fire-resistant material and sleeves and methods of construction thereof |
DE102008048175A1 (en) * | 2008-09-20 | 2010-04-08 | Phoenix Conveyor Belt Systems Gmbh | Conveyor belt for transporting hot goods |
-
2010
- 2010-03-09 WO PCT/EP2010/052983 patent/WO2011110220A1/en active Application Filing
- 2010-03-09 EP EP10707056A patent/EP2544973A1/en not_active Withdrawn
Non-Patent Citations (1)
Title |
---|
See references of WO2011110220A1 * |
Also Published As
Publication number | Publication date |
---|---|
WO2011110220A1 (en) | 2011-09-15 |
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Owner name: OLBO & MEHLER TEX GMBH & CO. KG |
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