WO2020006888A1 - Dispositif d'équilibrage automatique de tension de câble en acier destiné au réglage de grandes longueurs de câble - Google Patents

Dispositif d'équilibrage automatique de tension de câble en acier destiné au réglage de grandes longueurs de câble Download PDF

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Publication number
WO2020006888A1
WO2020006888A1 PCT/CN2018/106893 CN2018106893W WO2020006888A1 WO 2020006888 A1 WO2020006888 A1 WO 2020006888A1 CN 2018106893 W CN2018106893 W CN 2018106893W WO 2020006888 A1 WO2020006888 A1 WO 2020006888A1
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WO
WIPO (PCT)
Prior art keywords
rope
bevel gear
drum
planet carrier
steel wire
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.)
Ceased
Application number
PCT/CN2018/106893
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English (en)
Chinese (zh)
Inventor
曹国华
朱真才
李康杰
彭维红
花纯利
汤裕
李翔
张新
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China University of Mining and Technology CUMT
China University of Mining and Technology Beijing CUMTB
Xuzhou Zhirun Mining Equipment Science and Technology Co Ltd
Original Assignee
China University of Mining and Technology CUMT
China University of Mining and Technology Beijing CUMTB
Xuzhou Zhirun Mining Equipment Science and Technology Co Ltd
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 China University of Mining and Technology CUMT, China University of Mining and Technology Beijing CUMTB, Xuzhou Zhirun Mining Equipment Science and Technology Co Ltd filed Critical China University of Mining and Technology CUMT
Publication of WO2020006888A1 publication Critical patent/WO2020006888A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B7/00—Other common features of elevators
    • B66B7/06—Arrangements of ropes or cables
    • B66B7/10—Arrangements of ropes or cables for equalising rope or cable tension

Definitions

  • the invention relates to a steel wire rope tension automatic balancing device for large-range rope adjustment, and is particularly suitable for automatic tension balancing of the hoisting steel wire rope in a multi-rope hoisting of a super-deep vertical shaft hoisting system of a coal mine and a super high-rise building high-speed elevator.
  • the wire rope tension equalization device mainly applied on the market is designed based on the Pascal principle.
  • the balance is achieved by connecting hydraulic cylinders, the adjustment length is limited, and there is a leakage problem.
  • the present invention provides a steel wire rope tension automatic balancing device for long-distance rope adjustment, which can realize ultra-deep coal mines.
  • the tension of the hoisting wire rope is automatically balanced during the multi-rope hoisting operation of the vertical shaft hoisting system and the ultra-high building high-speed elevator, so that the hoisting process is safe and reliable.
  • the technical solution adopted by the present invention to solve its technical problems is: It is mainly composed of several basic installation modules connected through a sleeve and installed in a force transmission frame.
  • the basic installation module includes two drum rope storage devices and two drums.
  • the drum rope storage device includes a drum wheel body, and a helical groove is arranged on a rim portion of the drum wheel body
  • the winding directions of the steel wire ropes on the two drum rope storage devices of each basic installation module are opposite.
  • the rope ends of the steel wire ropes are fixed on the outside of the rim, the inside of the drum wheel body is provided with a planet carrier groove, and the drum wheel body is installed on the hub.
  • the power transmission frame is mainly composed of a force transmission shaft, a side longitudinal beam, a middle longitudinal beam, a cross beam, an angle steel and an upright column.
  • the structural frame of the equal-sized accommodation space, the number of accommodation spaces is the same as the number of the basic installation modules, and the force transmission shaft is transversely arranged in the middle of the structure frame, and the force transmission shaft passes through multiple middle and longitudinal beams And the accommodation space on both sides thereof, the two ends are finally installed on the side longitudinal beams through bearings, the power transmission shafts of adjacent basic installation modules are installed in the same sleeve through the bearings, and the columns are connected to the lifting container;
  • the mechanism includes a meshing bevel gear set with a shaft intersection angle of 90 degrees.
  • the meshing bevel gear set includes a plurality of small bevel gears and two large bevel gears on both sides thereof, and the force transmission shaft passes through the inside of the large bevel gears; the same basic installation module
  • the large bevel gears between the two drum rope storage devices are directly connected back-to-back, and the large bevel gears at both ends are fixed to the side longitudinal beams;
  • the large bevel gears between adjacent basic installation modules cross the middle and longitudinal beams of the power transmission frame and Sleeve connection;
  • the planet carrier has a plurality of branches that are evenly distributed in the circumferential direction, and a small bevel gear of a bevel gear transmission mechanism is installed on each branch through a bearing, and the end of the branch is fixedly connected to the end cover of the drum rope storage device.
  • the inner side of the bracket is mounted on the force transmission shaft through a bearing, and the outer side of the planet carrier is mounted in the groove of the planet carrier of the drum rope storage device.
  • the long-distance wire rope tension automatic balancing device of the present invention adjusts the rotation angle of the drum rope storage device, shrinks or releases the stored wire rope, adjusts the length of the wire rope, and balances the tension on the wire rope.
  • the long-distance wire rope tension automatic balancing device of the present invention adjusts the rotation angle of the drum rope storage device, shrinks or releases the stored wire rope, adjusts the length of the wire rope, and balances the tension on the wire rope.
  • With a large amount of rope storage it can achieve large rope adjustment distance, simple structure, modular installation, safe operation, and long service life. It is especially suitable for steel rope tension balance in ultra-deep vertical shafts with large load lifting containers and ultra-high building high-speed elevators. .
  • FIG. 1 is a schematic plan view of the present invention using two basic installation modules as an example.
  • Fig. 2 is a schematic plan view of the present invention using three basic installation modules as an example.
  • FIG. 3 is a schematic structural diagram of a basic installation module in an embodiment of the present invention.
  • Fig. 4 is a sectional view taken along A-A in Fig. 3.
  • FIG. 5 is a top view of a power transmission frame using two basic installation modules as an example.
  • FIG. 6 is a top view of a power transmission frame using three basic installation modules as an example.
  • FIG. 7 is an isometric view of the planet carrier in the embodiment of the present invention.
  • FIG. 8a is a front view of a roller wheel body in the embodiment of the present invention.
  • Fig. 8b is a side view of the drum wheel body in the embodiment of the present invention.
  • FIG. 9 is a schematic structural diagram of a steel wire rope connected to a drum rope storage device.
  • roller rope storage device 1-1, roller wheel body, 1-1-1, planet carrier groove, 1-1-2, rope groove, 1-1-3, stiffener, 1-1 -4, lightening hole, 1-1-5, through hole, 2, bevel gear transmission mechanism, 2-1, small bevel gear, 2-2, planet carrier, 2-2-1, branch, 2-2-2 Threaded holes, 2-3, large bevel gears, 2-4, sleeves, 3, force transmission frame, 3-1, force transmission shaft, 3-2, side longitudinal beams, 3-3, middle longitudinal beams, 3 -4, angle steel, 3-5, column, 4, wire rope, 4-1, rope head.
  • FIG. 1 shows an embodiment of a tension equalization device, which is composed of two basic installation modules connected through a sleeve 2-4.
  • each basic installation module includes two drum rope storage devices 1.
  • the planet carrier 2-2 inside the drum rope storage device 1 and four bevel gear transmission mechanisms 2 installed on both sides of the drum rope storage device 1;
  • the basic installation module is fixed on the force transmission shaft 3-1 of the force transmission frame 3, and
  • the force shaft 3-1 is provided with a step in the mounting bearing portion, and a groove is provided on the step to install the elastic retaining ring to fix the bearing, and the mounting bearing portion is finished in steps;
  • the planet carrier 2-2 is fixed in the middle of the drum by an end cover; further Ground, a dust cover can be provided between the two drum rope storage devices 1 and between the drum rope storage device 1 and the side longitudinal beams 3-2 and the middle longitudinal beams 3-3 of the force transmission frame 3.
  • FIG. 4 is a cross-sectional view of AA in FIG. 3, showing a cross-sectional view of the tension equalization device in the middle of the drum rope storage device 1.
  • the bevel gear transmission mechanism 2 includes a meshing bevel gear set with a shaft intersection angle of 90 degrees, and the embodiment meshes
  • the bevel gear set includes a plurality of small bevel gears 2-1 and two large bevel gears 2-3 on both sides thereof.
  • the small bevel gears 2-1 are fixed on the branch 2-2-1 of the planet carrier 2-2.
  • the planet carrier 2-2 is inserted into the planet carrier groove 1-1-1 of the drum rope storage device 1, and is positioned by the planes at both ends of the branch 2-2-1; the two ends are large
  • the bevel gear 2-3 is machined with a key groove, and the sleeve 2-4 is connected by a key.
  • the two bevel gears 2-3 in the middle of the drum rope storage device 1 are connected back to back by high-strength bolts.
  • the planet carrier 2-2 and the large The bevel gear 2-3 can rotate freely around the shaft; the middle of the large bevel gear 2-3 is provided with a groove to install an elastic retaining ring to fix the bearing. Since this large bevel gear 2-3 does not bear radial loads, the large bevel gear 2 -3 Thinned in the middle, leaving only a few spokes.
  • FIG. 5 is a power transmission frame 3 of the embodiment of FIG. 1.
  • the power transmission frame 3 mainly includes a power transmission shaft 3-1, two side longitudinal beams 3-2, a middle longitudinal beam 3-3, and six beams. , Consisting of several angle steels 3-4 and four columns 3-5, side longitudinal beams 3-2, middle longitudinal beams 3-3, beams and columns 3-5 are connected by angle steels 3-4 to form two equally-sized accommodations
  • the structural frame of the space The number of accommodating spaces is consistent with the number of basic installation modules.
  • the force transmission shaft 3-1 is horizontally arranged in the middle of the structure frame.
  • the transmission shaft 3-1 passes through the middle and longitudinal beams and the two The receiving space on the side is finally installed on the side longitudinal beam 3-2 through bearings, and the power transmission shafts 3-1 of two adjacent basic installation modules are installed in the same sleeve 2-4 through the bearings; the load is transmitted through the power transmission shaft 3-1 is transmitted to the side longitudinal beam 3-2 and the middle longitudinal beam 3-3, and the longitudinal beam passes the angle steel 3-4 to transmit the load to the column 3-5 through bolts, and the column 3-5 is directly connected to the lifting container , To transfer the load to the load-bearing parts of the lifting container (such as buckets, cars).
  • the load-bearing parts of the lifting container such as buckets, cars.
  • FIG. 7 shows a planet carrier 2-2 in the embodiment.
  • the planet carrier 2-2 has four branches 2-2-1 evenly distributed in the circumferential direction, and each branch 2-2-1 is provided with a bevel gear at Stepped shaft, the end of the branch 2-2-1 is provided with a threaded hole 2-2-2 for fixed connection with the end cover of the drum rope storage device 1, and a bevel gear is mounted on each branch 2-2-1 through a bearing
  • the small bevel gear 2-1 of the transmission mechanism 2 and the planetary carrier 2-2 can change the number of branches 2-2-1 of the planetary carrier 2-2 according to the actual situation, and increase or decrease the number of small bevel gears 2-1.
  • the inside of the end planet carrier 2-2 of the branch 2-2-1 is mounted on the force transmission shaft 3-1 through a bearing, and the outside of the planet carrier 2-2 is installed in the planet carrier groove 1-1-1 of the drum rope storage device 1. 1 within.
  • the inner side of the planet carrier 2-2 is provided with a groove for installing an elastic retaining ring to further fix the bearing.
  • the two ends of the branch 2-2-1 and the planet carrier recess 1-1-1 are ground to increase the contact area.
  • the drum rope storage device 1 in the embodiment shown in FIGS. 8a and 8b includes a drum wheel body 1-1, and a rim portion of the drum wheel body 1-1 is provided with a spiral-shaped rope groove 1-1-2, each The winding direction of the steel wire rope 4 on the two drum rope storage devices 1 of the basic installation module is opposite.
  • One end of the steel wire rope 4 is cast with a rope head 4-1, and is wound around the rope groove 1-1-2 by the winding method shown in FIG.
  • the rope head 4-1 of 4 is fixed to the outside of the rim through the through hole 1-1-5 on the spokes; the inside of the roller wheel body 1-1 is provided with a planet carrier groove 1-1-1, and the roller wheel body 1-
  • An end cap is attached to the hub of 1.
  • a rib 1-1-3 is provided on the edge of the spoke of the drum wheel body 1-1, and a reducing hole 1-1-4 is provided in the middle of the reinforcing rib 1-1-3 to reduce the overall weight; specifically, The hub of the roller wheel body 1-1 is drilled with a screw hole for installing an end cover to fix the planet carrier 2-2.
  • the bearing described in the embodiment is a needle roller bearing.
  • the inner and outer rings are allowed to be separated.
  • the outer ring is fixed by an elastic retaining ring in the hole, and the inner ring is fixed by the elastic retaining ring of the shaft.
  • FIG. 1 The embodiment of FIG. 1 is a multi-degree-of-freedom system.
  • the principle of automatic equalization of the steel wire rope tension for large-range rope adjustment is as follows:
  • the drum rope storage device 1 increases or decreases the length of the wire rope 4 by rotating, thereby changing the tension on the wire rope 4. After the adjustment is completed, the drum rope storage device 1 no longer rotates; At this time, the torque acting on the drum wheel body 1-1 by the wire rope 4 is balanced by the large bevel gears 2-3 at both ends of the planet carrier 2-2; the large bevel gear 2-3 shares a small hammer gear 2-1.
  • the large bevel gear 2-3 at both ends of the planet carrier 2-2 provides the same torque; the large bevel gear 2-3 between the drum rope storage device 1 is connected back to back by bolts, Or it can be connected through the sleeve 2-4 with a key.
  • the two large bevel gears 2-3 are balanced by force, and the torque is the same in the opposite direction. Therefore, the adjacent roller wheels 1-1 bear the same torque; further, because the rope grooves 1-1-2 have the same diameter, the tension of the wire ropes on the adjacent roller wheels 1-1 is the same; the same.
  • FIG. 2 shows an automatic tension equalizing device with three basic installation modules, and the working principle is the same as that of the embodiment in FIG. 1.
  • FIG. 6 is a structural diagram of a power transmission frame 3 of an embodiment of an automatic tension equalizing device installed with three basic installation modules. The difference from the structure of the power transmission frame 3 of the embodiment of FIG. 1 shown in FIG. 5 is that an accommodation is added. space.

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Abstract

L'invention concerne un dispositif d'équilibrage automatique de tension de câble en acier destiné au réglage de grandes longueurs de câble. Le dispositif d'équilibrage automatique de tension de câble en acier est principalement composé de plusieurs modules de montage de base montés dans un cadre de transmission de force (3) après avoir été reliés au moyen d'un manchon (2-4). Le module de montage de base comprend deux moyens de stockage de câble à tambour rotatif (1), deux porte-satellites (2-2) disposés à l'intérieur du moyen de stockage de câble à tambour rotatif (1), et quatre mécanismes de transmission à roue conique (2) montés sur deux côtés du moyen de stockage de câble à tambour rotatif (1). Le cadre de transmission de force (3) est principalement composé d'un arbre de transmission de force (3-1), d'une barre longitudinale latérale (3-2), d'une barre longitudinale intermédiaire (3-3), d'une barre transversale, d'une cornière d'acier (3-4) et d'une colonne de support (35). Le mécanisme de transmission à roue conique (2) comprend un ensemble de roues coniques en prise où l'angle compris entre leurs axes est de 90 degrés. Un pignon conique (2-1) est monté, au moyen d'un palier, sur des bras (2-2-1) circonférentiellement et uniformément répartis sur le porte-satellites (2-2), une extrémité de queue de chaque bras est reliée à demeure à un couvercle terminal du moyen de stockage de câble à tambour rotatif (1), un côté intérieur du porte-satellites (2-2) est monté sur l'arbre de transmission de force (3-1) au moyen d'un palier, et un côté extérieur du porte-satellites (2-2) est monté dans une rainure (1-1-1) du porte-satellites.
PCT/CN2018/106893 2018-07-06 2018-09-21 Dispositif d'équilibrage automatique de tension de câble en acier destiné au réglage de grandes longueurs de câble Ceased WO2020006888A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201810735586.4A CN108861962A (zh) 2018-07-06 2018-07-06 一种大距离调绳的钢丝绳张力自动均衡装置
CN201810735586.4 2018-07-06

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112573324A (zh) * 2020-11-26 2021-03-30 中国矿业大学 一种柔索自适应导向轮及其导向方法

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109650219B (zh) * 2018-12-13 2020-07-24 中国矿业大学 一种超深立井环向分布式摩擦提升系统
KR102240305B1 (ko) * 2018-12-28 2021-04-14 서울대학교산학협력단 등강기

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2892781Y (zh) * 2006-04-24 2007-04-25 邹晓明 电梯曳引绳张力自动平衡装置
EP1814814A2 (fr) * 2004-03-22 2007-08-08 Kone Corporation Ascenseur
CN102421692A (zh) * 2009-05-12 2012-04-18 全秉寿 电梯钢丝绳张力均匀化装置
EP2594520A2 (fr) * 2010-07-15 2013-05-22 Beong Soo Jun Appareil d'égalisation automatique de la tension dans des câbles d'ascenseur en fil métallique
CN203820210U (zh) * 2014-04-21 2014-09-10 中国矿业大学 一种超深矿井提升机多绳协同控制系统

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1814814A2 (fr) * 2004-03-22 2007-08-08 Kone Corporation Ascenseur
CN2892781Y (zh) * 2006-04-24 2007-04-25 邹晓明 电梯曳引绳张力自动平衡装置
CN102421692A (zh) * 2009-05-12 2012-04-18 全秉寿 电梯钢丝绳张力均匀化装置
EP2594520A2 (fr) * 2010-07-15 2013-05-22 Beong Soo Jun Appareil d'égalisation automatique de la tension dans des câbles d'ascenseur en fil métallique
CN203820210U (zh) * 2014-04-21 2014-09-10 中国矿业大学 一种超深矿井提升机多绳协同控制系统

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112573324A (zh) * 2020-11-26 2021-03-30 中国矿业大学 一种柔索自适应导向轮及其导向方法

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