WO2018185970A1 - Convoyeur à bande - Google Patents

Convoyeur à bande Download PDF

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Publication number
WO2018185970A1
WO2018185970A1 PCT/JP2017/041646 JP2017041646W WO2018185970A1 WO 2018185970 A1 WO2018185970 A1 WO 2018185970A1 JP 2017041646 W JP2017041646 W JP 2017041646W WO 2018185970 A1 WO2018185970 A1 WO 2018185970A1
Authority
WO
WIPO (PCT)
Prior art keywords
conveyor belt
rubber layer
heat conducting
conducting member
cover rubber
Prior art date
Application number
PCT/JP2017/041646
Other languages
English (en)
Japanese (ja)
Inventor
純 宮島
Original Assignee
横浜ゴム株式会社
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 横浜ゴム株式会社 filed Critical 横浜ゴム株式会社
Priority to CN201780088574.0A priority Critical patent/CN110461735B/zh
Publication of WO2018185970A1 publication Critical patent/WO2018185970A1/fr

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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
    • B65G15/34—Belts or like endless load-carriers made of rubber or plastics with reinforcing layers, e.g. of fabric

Definitions

  • the present invention relates to a conveyor belt.
  • the belt conveyor device includes a long frame, a conveyor belt stretched across both ends of the frame in the longitudinal direction, a plurality of guide rollers that support the conveyor belt, and a drive unit that runs the conveyor belt.
  • frame is extended along the extension direction of a conveyor belt on both sides of the conveyance surface of a conveyor belt.
  • the object to be conveyed is stacked at a position deviated from the center in the width direction of the conveyor belt, so that the running conveyor belt meanders.
  • the edge of the conveyor belt keeps in contact with the surrounding structure and a specific part of the guide of the frame for a long time, and the structure and the part of the guide contacted with the edge of the conveyor belt become hot due to frictional heat.
  • the edge of the conveyor belt will come into contact with the hot part of the structure or guide, The edge temperature rises. And heat may be transmitted to the conveyor belt from the edge portion in contact with the high temperature portion of the structure or guide, and the conveyor belt may be damaged by the heat.
  • a structure in which the entire conveyor belt is configured using a rubber composition having flame retardancy is provided (see Patent Document 1).
  • a conveyor belt using a flame retardant rubber composition has the effect of suppressing heat damage, but tends to increase the material cost and is not high in wear resistance, ensuring durability. There is a disadvantage in doing.
  • the present invention has been made in view of such circumstances, and an object thereof is to provide a conveyor belt that is advantageous in reducing cost and improving durability while suppressing damage due to heat.
  • the present invention provides an elastically deformable heat conduction formed of a material having a higher thermal conductivity than a rubber material constituting the conveyor belt at locations near both ends in the width direction of the conveyor belt.
  • the member is embedded along the longitudinal direction of the conveyor belt.
  • the high temperature portion of the structure or guide when the edge of the stopped conveyor belt is brought into contact with the high temperature portion of the structure or guide, when it stops, the high temperature portion of the structure or guide extends from the high temperature portion of the conveyor belt to the end of the conveyor belt in the width direction. Heat is transferred and this heat is transferred to the heat conducting member.
  • the heat transmitted to the heat conducting member is smoothly conducted in the extending direction by the heat conducting member and rapidly diffused. Therefore, it is advantageous in suppressing a temperature rise at a local portion at the end in the width direction of the conveyor belt that is in contact with the high temperature portion of the structure or guide.
  • (A) is sectional drawing which fractured
  • (B) is a top view of a conveyor belt.
  • (A) is sectional drawing which fractured
  • (B) is a top view of a conveyor belt.
  • (A) is sectional drawing which fractured
  • (B) is a top view of a conveyor belt.
  • (A) is sectional drawing which fractured
  • (B) is a top view of a conveyor belt.
  • (A) is sectional drawing which fractured
  • (B) is the BB sectional drawing of (A).
  • (A) is sectional drawing which fractured
  • (B) is a top view of a conveyor belt.
  • (A) is sectional drawing which fractured
  • (B) is a top view of a conveyor belt.
  • (A) is sectional drawing which fractured
  • (B) is BB sectional drawing of (A).
  • (A) is sectional drawing which fractured
  • (B) is a top view of a conveyor belt.
  • the conveyor belt 10 ⁇ / b> A includes a core reinforcing layer 12, an ear rubber layer 14, an upper cover rubber layer 16, a lower cover rubber layer 18, and a heat conducting member 20. It is comprised including.
  • the core body reinforcing layer 12 includes a plurality of core materials 1202 and a coat rubber 1204 that covers the core materials 1202.
  • the core reinforcing layer 12 is a portion that supports the tensile load applied to the conveyor belt 10A and maintains the tension of the conveyor belt 10A.
  • the ear rubber layer 14 is disposed on both sides in the width direction of the core body reinforcing layer 12.
  • the ear rubber layer 14 is a portion that protects both sides in the width direction of the conveyor belt 10 ⁇ / b> A including the core body reinforcing layer 12.
  • the upper cover rubber layer 16 and the lower cover rubber layer 18 cover and sandwich the core reinforcing layer 12 and the ear rubber layer 14.
  • the upper surface cover rubber layer 16 is a portion on which an object to be conveyed is stacked and conveys the object to be conveyed
  • the lower surface cover rubber layer 18 is a portion in contact with a plurality of rollers that support the conveyor belt 10A.
  • the core reinforcing layer 12, the ear rubber layer 14, the upper cover rubber layer 16, and the lower cover rubber layer 18 each extend with a certain width to constitute the conveyor belt 10 ⁇ / b> A.
  • the heat conducting member 20 is embedded in the ear rubber layer 14 along the longitudinal direction of the ear rubber layer 14.
  • the heat conducting member 20 conducts heat received by the ear rubber layer 14 in the longitudinal direction of the ear rubber layer 14.
  • the heat conducting member 20 is formed of a material having a higher thermal conductivity than the rubber material constituting the ear rubber layer 14.
  • the conveyor belt 10A is reversed on a roller having a predetermined radius at at least an upstream end and a downstream end in the conveyance direction of the object to be conveyed, and is curved on the predetermined radius. It is a material that is smoothly curved together with the rubber material constituting the ear rubber layer 14, and is formed in a shape that is smoothly curved.
  • the heat conducting member 20 has a linear shape extending linearly with a predetermined diameter, and is formed of a metal wire 22 that can be elastically deformed.
  • Two metal wires 22 are embedded at both sides in the thickness direction of the ear rubber layers 14 on both sides at intervals in the width direction of the ear rubber layers 14.
  • various conventionally known metal materials such as steel, copper, and aluminum can be used.
  • the conveyor belt 10A meanders while the belt conveyor device is running and the edge of the conveyor belt continues to contact the surrounding structure or the guide of the frame of the belt conveyor, the structure or the guide will rub. High temperature locally due to heat. In this state, when the conveyor belt 10A stops traveling and stops at a position where the edge of the stopped conveyor belt 10A is in contact with a location where the temperature of the structure or guide is high, the conveyor belt starts from the high temperature location of the structure or guide. Heat is transferred to the widthwise ends of the top cover rubber layer 16, the edge rubber layer 14, and the widthwise ends of the bottom cover rubber layer 18 that form the edge of 10A.
  • the heat transferred to is smoothly conducted in the extending direction by the heat conducting member 20 embedded in the ear rubber layer 14 and diffused rapidly. Therefore, the temperature rise at the local portions of the end portions in the width direction of the upper surface cover rubber layer 16, the ear rubber layer 14, and the end portions in the width direction of the lower surface cover rubber layer 18 in contact with the high temperature portion of the structure or guide Is suppressed.
  • the heat conductive member 20 can be comprised with cheap things, such as metal wires, it becomes more advantageous when aiming at cost reduction.
  • the heat conducting member 20 has a linear shape extending with a predetermined diameter and can be elastically deformed, at a location where the transport direction of the transported object is changed, for example, at least in the transport direction of the transported object.
  • the upstream end and the downstream end are smoothly curved and deformed together with the ear rubber layer 14, which is advantageous for smoothly running the conveyor belt 10A.
  • the conveyor belt 10B of the second embodiment is a modification of the first embodiment, and the heat conducting member 20 is composed of a steel cord 24 in which a plurality of wire strands 2402 are joined together. The point is different from the first embodiment.
  • the heat conducting member 20 is composed of a steel cord 24 in which three wire strands 2402 are twisted together.
  • One steel cord 24 is embedded in each of the ear rubber layers 14 on both sides, and is embedded along the longitudinal direction of the ear rubber layer 14 at the center in the thickness direction and the width direction of the ear rubber layer 14, respectively. According to such 2nd Embodiment, the following effect is show
  • the elongation of the heat conducting member 20 can be matched to the elongation of the plurality of core members 1202 of the core reinforcing layer 12 with respect to the tensile load. This is advantageous in avoiding a decrease in heat transfer performance.
  • a conveyor belt 10C according to the third embodiment is a modification of the first embodiment, and the heat conducting member 20 is configured by a member 26 in which a plurality of metal wires are knitted in a net shape.
  • the effect similar to 1st Embodiment is show
  • a conveyor belt 10D according to the fourth embodiment is a modification of the first embodiment, and is different from the first embodiment in that the heat conducting member 20 has a thin plate shape.
  • the thin plate 28 is formed with a predetermined thickness and width that can be elastically deformed, and is embedded in a central portion in the thickness direction and the width direction of the ear rubber layer 14 and extends along the longitudinal direction of the ear rubber layer 14. ing.
  • As a material of such a thin plate-like heat conducting member 20 various conventionally known metal materials such as steel, copper, and aluminum can be used. Also in the fourth embodiment, the same effects as in the first embodiment are exhibited.
  • a conveyor belt 10E according to the fifth embodiment is a modification of the second embodiment, and is similar to the first embodiment in that the heat conducting member 20 is formed of a steel cord 24.
  • the heat conducting member 20 has a bent portion 30 that protrudes in one direction and the other in the thickness direction of the ear rubber layer 14 and is continuously formed in the longitudinal direction of the ear rubber layer 14. Is different.
  • the bent portion 30 is configured such that portions protruding in one thickness direction of the ear rubber layer 14 and portions protruding in the other are alternately arranged in the longitudinal direction of the ear rubber layer 14. In the example shown in FIGS.
  • the heat conducting member 20 includes the plurality of bent portions 30, it is more advantageous for the heat conducting member 20 to be smoothly curved and deformed together with the ear rubber layer 14 at a location where the transport direction of the transported object is changed. Thus, it is more advantageous in smoothly running the conveyor belt 10A. Further, by adjusting the shape of the bent portion 30, the elongation of the heat conducting member 20 can be matched to the elongation of the plurality of core members 1202 of the core reinforcing layer 12 with respect to the tensile load. This is advantageous in avoiding the deterioration of the heat transfer performance due to the cutting. In the fifth embodiment, the case where the heat conducting member 20 is the steel cord 24 has been described.
  • the heat conducting member 20 is configured by the metal wire 22 as in the first embodiment
  • the heat conductive member 20 is formed of a mesh-like member 26 as in the third embodiment
  • the heat conductive member 20 is formed of a thin plate 28 as in the fourth embodiment
  • the same effect as the fifth embodiment can be obtained.
  • the conveyor belt 10F of the sixth embodiment is a modification of the second embodiment, and is similar to the second embodiment in that the heat conducting member 20 is formed of a steel cord 24.
  • the heat conducting member 20 is different from the second embodiment in that the heat conducting member 20 is spirally wound around the rotation center axis extending in the longitudinal direction of the ear rubber layer 14.
  • the following effects are achieved. It is more advantageous for the heat conduction member 20 to be smoothly curved and deformed together with the ear rubber layer 14 at a place where the conveyance direction of the object to be conveyed is changed, and more advantageous for smooth running of the conveyor belt 10F. .
  • the elongation of the heat conducting member 20 can be matched with the elongation of the plurality of core members 1202 of the core reinforcing layer 12 with respect to the tensile load. This is advantageous in avoiding a decrease in heat transfer performance due to.
  • a conveyor belt 10 ⁇ / b> G according to the seventh embodiment is a modification of the first embodiment in which a metal wire 22 is used as the heat conducting member 20.
  • metal wires 22 are embedded on both sides in the thickness direction on both sides in the width direction of the top cover rubber layer 16, and metal wires 22 are respectively placed on both sides in the width direction of the top cover rubber layer 16.
  • Four 22 are embedded, and extend along the longitudinal direction of the upper cover rubber layer 16.
  • metal wires 22 are embedded in the center of the thickness direction at both sides in the width direction of the lower surface cover rubber layer 18 at intervals in the width direction, and the metal wires are respectively disposed on both sides in the width direction of the lower surface cover rubber layer 18. 22 is embedded two by two and extends along the longitudinal direction of the lower surface cover rubber layer 18. According to the seventh embodiment, the same effect as that of the first embodiment can be obtained.
  • the heat conductive member 20 may be provided in at least one of the ear rubber layer 14, the upper cover rubber layer 16, and the lower cover rubber layer 18. Of course, these three layers are used. You may provide in all the layers.
  • the heat conducting member 20 a steel cord 24 in which a plurality of wire strands 2402 of the second embodiment are joined together, and a member in which a plurality of metal wires of the third embodiment are knitted in a net shape.
  • the thin plate 28 of the fourth embodiment, the heat conduction member 20 having a shape in which the bent portion 30 of the fifth embodiment is continuous in the longitudinal direction, and the heat conduction member having a spiral shape of the fifth embodiment. 20 may be used.
  • the conveyor belt 10H of the eighth embodiment is a modification of the seventh embodiment in which the ear rubber layer 14 is not provided and a metal wire 22 is used as the heat conducting member 20.
  • a metal wire 22 is used as the heat conducting member 20.
  • four metal wires 22 are embedded in both sides of the upper surface cover rubber layer 16 in the width direction, and the lower surface cover rubber layer 18 in the width direction.
  • Two metal wires 22 are embedded on both sides, respectively, and extend along the longitudinal direction of the upper cover rubber layer 16 and the lower cover rubber layer 18, respectively.
  • the eighth embodiment can provide the same effects as those of the first embodiment.
  • a conveyor belt 10I according to the ninth embodiment is a modification of the eighth embodiment.
  • metal wires 22 are embedded in both sides in the thickness direction at both sides in the width direction of the core body reinforcing layer 12, and metal wires are respectively embedded in both sides in the width direction of the core body reinforcing layer 12.
  • Four 22 are buried.
  • the heat conducting member 20 may be provided in at least one of the core reinforcing layer 12, the upper cover rubber layer 16, and the lower cover rubber layer 18, and of course, these three layers. It may be provided in all layers.
  • the heat conducting member 20 a steel cord 24 in which a plurality of wire strands 2402 of the second embodiment are joined together, and a member in which a plurality of metal wires of the third embodiment are knitted in a net shape.
  • the thin plate 28 according to the fourth embodiment, the heat conduction member 20 having a shape in which the bent portion 30 according to the fifth embodiment is continuous in the longitudinal direction, and the heat conduction member having a spiral shape according to the sixth embodiment. 20 may be used.
  • the material constituting the heat conducting member 20 is a rubber constituting a conveyor belt. It is only necessary that the material has a higher thermal conductivity than the material and can be elastically deformed. It can be used.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Belt Conveyors (AREA)

Abstract

La présente invention réduit au minimum les dommages causés par la chaleur, réduit les coûts et améliore la durabilité. Le convoyeur à bande (10A) selon l'invention est conçu pour comprendre une couche de renfort (12) d'âme, des couches de caoutchouc marginales (14), une couche de caoutchouc (16) recouvrant la surface supérieure, une couche de caoutchouc (18) recouvrant la surface inférieure et un matériau thermoconducteur (20). Le matériau thermoconducteur (20) est incorporé dans les couches de caoutchouc marginales (14) dans le sens de la longueur des couches de caoutchouc marginales (14). La chaleur reçue par les couches de caoutchouc marginales (14) est conduite par le matériau thermoconducteur (20) dans le sens de la longueur des couches de caoutchouc marginales (14). Le matériau thermoconducteur (20) est constitué d'un matériau ayant une conductivité thermique supérieure à celle d'un matériau de caoutchouc constituant les couches de caoutchouc marginales (14). Le matériau thermoconducteur (20) se présente sous une forme linéaire s'étendant linéairement, son diamètre étant prédéfini et il est constitué d'un fil (22) métallique élastiquement déformable.
PCT/JP2017/041646 2017-04-04 2017-11-20 Convoyeur à bande WO2018185970A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201780088574.0A CN110461735B (zh) 2017-04-04 2017-11-20 传送带

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017074291A JP6957942B2 (ja) 2017-04-04 2017-04-04 コンベヤベルト
JP2017-074291 2017-04-04

Publications (1)

Publication Number Publication Date
WO2018185970A1 true WO2018185970A1 (fr) 2018-10-11

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PCT/JP2017/041646 WO2018185970A1 (fr) 2017-04-04 2017-11-20 Convoyeur à bande

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Country Link
JP (1) JP6957942B2 (fr)
CN (1) CN110461735B (fr)
WO (1) WO2018185970A1 (fr)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4853076U (fr) * 1971-10-21 1973-07-09
JPS5540483B1 (fr) * 1971-01-13 1980-10-18
JPS62194611U (fr) * 1986-05-30 1987-12-10
JPH06345230A (ja) * 1993-06-03 1994-12-20 Sorin Bussan Kk コンベヤベルト
JP2001048329A (ja) * 1999-08-09 2001-02-20 Ichikawa Woolen Textile Co Ltd 搬送用耐熱ベルト及びその製造方法
US20170000036A1 (en) * 2015-07-03 2017-01-05 Contitech Transportbandsysteme Gmbh Belt that is continuously closed in the longitudinal direction, in particular round baler belt

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4637511A (en) * 1982-01-30 1987-01-20 Buffalo Weaving And Belting Company Longer lasting woven polyaramide belting for high temperature applications
SU1244041A1 (ru) * 1985-01-24 1986-07-15 Кузбасский Политехнический Институт Теплостойка конвейерна лента
CN204110753U (zh) * 2014-09-16 2015-01-21 上海胶带淮安实业有限公司 一种多用途可调节式橡胶输送带
CN204660618U (zh) * 2015-04-01 2015-09-23 沈阳泰丰胶带制造有限公司 一种钢网芯耐灼烧输送带

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5540483B1 (fr) * 1971-01-13 1980-10-18
JPS4853076U (fr) * 1971-10-21 1973-07-09
JPS62194611U (fr) * 1986-05-30 1987-12-10
JPH06345230A (ja) * 1993-06-03 1994-12-20 Sorin Bussan Kk コンベヤベルト
JP2001048329A (ja) * 1999-08-09 2001-02-20 Ichikawa Woolen Textile Co Ltd 搬送用耐熱ベルト及びその製造方法
US20170000036A1 (en) * 2015-07-03 2017-01-05 Contitech Transportbandsysteme Gmbh Belt that is continuously closed in the longitudinal direction, in particular round baler belt

Also Published As

Publication number Publication date
JP6957942B2 (ja) 2021-11-02
CN110461735A (zh) 2019-11-15
JP2018177388A (ja) 2018-11-15
CN110461735B (zh) 2021-11-05

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