CN109650219B - Ultra-deep vertical well annular distributed friction lifting system - Google Patents
Ultra-deep vertical well annular distributed friction lifting system Download PDFInfo
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- CN109650219B CN109650219B CN201811527219.1A CN201811527219A CN109650219B CN 109650219 B CN109650219 B CN 109650219B CN 201811527219 A CN201811527219 A CN 201811527219A CN 109650219 B CN109650219 B CN 109650219B
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B15/00—Main component parts of mining-hoist winding devices
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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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
- Storing, Repeated Paying-Out, And Re-Storing Of Elongated Articles (AREA)
Abstract
An ultra-deep vertical shaft annular distributed friction lifting system comprises a friction wheel, a left guide wheel, a right guide wheel, a left lifting container, a right lifting container, a balance rope, a tension adjusting system, a composite wheel set, a steel wire rope, a winding drum and a steel wire rope buckle; the composite wheel groups are distributed around the friction wheel in the circumferential direction, and the tension of each steel wire rope is adjusted by adjusting the positions of the composite wheels in the composite wheel groups. The friction wheel shaft bending stress reduction device is beneficial to reducing the bending stress of the friction wheel shaft, and the problem that the bending stress of the friction wheel shaft of the traditional friction lifting system is overlarge is solved; the traditional container tension balancing device is not required to be arranged, so that the problem of unbalanced tension caused by displacement difference of different steel wire ropes and the problem of heavy dead weight increased by the traditional container tension balancing device are effectively solved; meanwhile, the position adjusting range of the composite wheel is large, and the problem that the traditional hydraulic tension balancing device connected to the container is small in adjusting amplitude is solved.
Description
Technical Field
The invention relates to an ultra-deep vertical shaft lifting system, in particular to an ultra-deep vertical shaft annular distributed friction lifting system.
Background
In the multi-rope friction lifting of the ultra-deep vertical shaft, in the traditional friction lifting system, each steel wire rope acts on a friction wheel in the same direction to form radial force, the load is overlarge, the bending stress of the friction wheel is often large, and the service life of the friction wheel and the safety of the lifting system are threatened. On the other hand, because of the error of the steel wire rope in the manufacturing and installation processes and the unbalance loading in the lifting process, the tension of the steel wire rope is often unbalanced, the abrasion degrees of the steel wire ropes are different, and the service life of the steel wire rope is directly influenced. At present, the tension of a steel wire rope is adjusted by adopting a traditional container tension balancing device, but the device increases larger dead weight, and the adjustment amplitude of a hydraulic tension balancing device connected to a container is smaller.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides the annular distributed friction lifting system for the ultra-deep vertical shaft, which can effectively reduce the bending stress of a friction wheel shaft, can overcome the problem of overlarge bending stress of the friction wheel shaft of the traditional friction lifting system, and can conveniently adjust the tension balance of a steel wire rope at a large distance.
The technical scheme adopted by the invention for solving the technical problems is as follows: the tension adjusting device comprises a plurality of steel wire ropes, a left guide wheel, a right guide wheel, a friction wheel, a plurality of composite wheel sets as many as the steel wire ropes, a left lifting container, a right lifting container, a plurality of balance ropes as many as the steel wire ropes and a tension adjusting system, wherein the friction wheel is arranged in the middle, the composite wheel sets are distributed annularly around the friction wheel, the left guide wheel and the right guide wheel are horizontally aligned and are respectively and symmetrically arranged at the left lower part and the right lower part of the friction wheel, and the horizontal distance between the right rim of the left guide wheel and the vertical tangent of the left rim of the right guide wheel is the horizontal distance between the left lifting container and the right lifting container; each composite wheel set consists of an A composite wheel and a B composite wheel which are distributed along the radial direction of the friction wheel, the B composite wheel in each composite wheel set has the freedom degree of moving along the radial direction of the friction wheel, and the A composite wheel is arranged between the B composite wheel and the friction wheel; one composite wheel set corresponds to one steel wire rope; one end of a steel wire rope of the composite wheel set is connected with the left lifting container, and the other end of the steel wire rope is connected with the right lifting container after sequentially passing around the left guide wheel, the B composite wheel, the friction wheel, the A composite wheel, the friction wheel and the right guide wheel; one end of the composite wheel set positioned on the right side of the friction wheel is connected with the left lifting container, and the other end of the composite wheel set is connected to the right lifting container after sequentially passing around the left guide wheel, the friction wheel, the A composite wheel, the friction wheel, the B composite wheel and the right guide wheel; the winding positions of the steel wire ropes on the composite wheel group on the left side of the friction wheel on the friction wheel and the winding positions of the steel wire ropes on the composite wheel group on the right side of the friction wheel on the friction wheel are staggered or adjacent to each other to form blocks; three winding drums are fixed at the top ends of the left lifting container and the right lifting container; the left end and the right end of the steel wire rope corresponding to each composite wheel set are connected with the left lifting container and the right lifting container through winding drums, and each winding drum is connected with two steel wire ropes; the tension adjusting system is respectively connected with the B composite wheels of the left and right composite wheel sets of the friction wheel, and the two sides of the tension adjusting system independently perform radial communication motion; the lower ends of the left lifting container and the right lifting container are connected by a balance rope.
Compared with the prior art, the annular distributed friction lifting system for the ultra-deep vertical shaft has the beneficial effects that: 1) the composite wheel sets are distributed annularly around the friction wheel, so that the bending stress of the friction wheel shaft is reduced, and the problem of overlarge bending stress of the friction wheel shaft of the traditional friction lifting system is solved; 2) the composite wheel set is added, so that the wrap angle of the steel wire rope is effectively improved, and the traction force of a lifting system is increased; 3) the tension of each steel wire rope is adjusted by adjusting the position of the B composite wheel in the composite wheel set, and a traditional container tension balancing device is not required to be arranged, so that the problems of unbalanced tension caused by the displacement difference of different steel wire ropes and the problem of heavy dead weight increased by the traditional container tension balancing device are effectively solved; 4) meanwhile, the position adjusting range of the composite wheel is large, and the problem that the traditional hydraulic tension balancing device connected to the container is small in adjusting amplitude can be solved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic structural diagram of a first embodiment of the present invention, in which the number of steel cords is 6.
Fig. 2 is a schematic diagram of relative position relationship between the 2A compound wheel and the 2B compound wheel and the friction wheel in the embodiment of fig. 1.
Fig. 3 is a schematic rope winding diagram of the 1 st steel wire rope in the embodiment of fig. 1.
Fig. 4 is a schematic rope winding diagram of the 2 nd steel rope in the embodiment of fig. 1.
Fig. 5 is a schematic rope winding diagram of the 3 rd steel wire rope in the embodiment of fig. 1.
Fig. 6 is a schematic rope winding diagram of the 4 th steel wire rope in the embodiment of fig. 1.
Fig. 7 is a schematic rope winding diagram of the 5 th steel wire rope in the embodiment of fig. 1.
Fig. 8 is a schematic rope winding diagram of the 6 th steel wire rope in the embodiment of fig. 1.
Fig. 9 is a schematic diagram (top view) illustrating the steel wire rope on the composite wheel set on the left side of the friction wheel and the steel wire rope on the composite wheel set on the right side of the friction wheel in the embodiment of fig. 1, which are arranged on the friction wheel in a staggered manner.
Fig. 10 is a schematic diagram (top view) of the steel wire rope on the composite wheel set on the left side of the friction wheel and the steel wire rope on the composite wheel set on the right side of the friction wheel in the embodiment of fig. 1, which are arranged in blocks at the rope winding positions on the friction wheel.
Fig. 11 is a schematic view of a drum arrangement on the left lift container of the embodiment of fig. 1.
Fig. 12 is a schematic structural view of the second embodiment when the number of steel cords is 4.
Fig. 13 is a schematic structural view of the third embodiment when the number of steel cords is 8.
In the figure: 111. 211, 311, 1 st wire rope, 112, 212, 312, 2 nd wire rope, 113, 213, 313, 3 rd wire rope, 114, 214, 314, 4 th wire rope, 115, 315, 5 th wire rope, 116, 316, 6 th wire rope, 317, 7 th wire rope, 318, 8 th wire rope, 121, 221, 321, left guide wheel, 122, 222, 322, right guide wheel, 130, 230, 330, friction wheel, 141, 241, 341, 1 st composite wheel set, 141-1, 1A composite wheel, 141-2, 1B composite wheel, 142, 242, 342, 2 nd composite wheel set, 142-1, 2A composite wheel, 142-2, 2B composite wheel, 143, 243, 343, 3 rd composite wheel set, 143-1, 3A composite wheel, 143-2, 3B composite wheel, 144, 244, 344, 4 th composite wheel set, 144-1, 4 th composite wheel, 144-2, 4B compound wheel, 145, 345, 5 th compound wheel set, 145-1, 5A compound wheel, 145-2, 5B compound wheel, 146, 346, 6 th compound wheel set, 146-1, 6A compound wheel, 146-2, 6B compound wheel, 347, 7 th compound wheel set, 348, 8 th compound wheel set, 151, 251, 351, left lift vessel, 152, 252, 352, right lift vessel, 160, 260, 360. the balance rope 170, 270, 370, the tension adjusting system 171-1, 271-1, 371-1, the adjusting oil cylinder I, 171-2, 271-2, 371-2, the hydraulic pipeline I, 172-1, 272-1, 372-1, the adjusting oil cylinder II, 172-2, 272-2, 372-2, the hydraulic pipeline II, 180, the winding drum, 190 and the steel wire rope buckle.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, belong to the scope of the present invention.
As shown in fig. 1, the ultra-deep vertical well circumferential distributed friction hoisting system according to the first embodiment of the present invention is composed of a 1 st steel wire rope 111, a 2 nd steel wire rope 112, a 3 rd steel wire rope 113, a 4 th steel wire rope 114, a 5 th steel wire rope 115, a 6 th steel wire rope 116, a left guide wheel 121, a right guide wheel 122, a friction wheel 130, a 1 st composite wheel set 141, a 2 nd composite wheel set 142, a 3 rd composite wheel set 143, a 4 th composite wheel set 144, a 5 th composite wheel set 145, a 6 th composite wheel set 146, a left hoisting container 151, a right hoisting container 152, 6 balance ropes 160, a tension adjusting system 170, a reel 180, and a steel wire rope buckle 190. Wherein: the friction wheel 130 is arranged in the middle, the 1 st composite wheel set 141, the 2 nd composite wheel set 142, the 3 rd composite wheel set 143, the 4 th composite wheel set 144, the 5 th composite wheel set 145 and the 6 th composite wheel set 146 are distributed annularly around the friction wheel 130, and the left guide wheel 121 and the right guide wheel 122 are horizontally aligned and symmetrically arranged at the lower left and lower right of the friction wheel 130 respectively. The horizontal distance between the right rim of the left guide wheel 121 and the vertical tangent line of the left rim of the right guide wheel 122 is the horizontal distance between the left lifting container 151 and the right lifting container 152. The lower ends of the left and right lift containers 151 and 152 are connected by respective balancing strings 160. A 1 st, a 2 nd, a 3 rd, a 4 th, a 5 th and a 6 th composite wheel sets 141, 142, 145 and 146, respectively, consisting of a 1 st, a 2 nd, a 3 rd, a 143-1 and a 3B composite wheel 143-2, a 4A, a 144-1 and a 4B composite wheel 144-2, a 5 th and a 5B composite wheel 145-2, and a 6A, a 146-1 and a 6B composite wheel 146-2, i.e. each composed of one a and one B composite wheel, two composite wheels of the same composite wheel set being distributed in the radial direction of the friction wheel 130, wherein the B composite wheel has a degree of freedom to move in the radial direction of the friction wheel 130, the a composite wheel is disposed between the B composite wheel and the friction wheel 130.
The tension adjusting system 170 comprises an adjusting oil cylinder group and a hydraulic pipeline, wherein the left adjusting oil cylinder I171-1 in the adjusting oil cylinder group is respectively connected with the B composite wheels of the 1 st composite wheel group 141, the 2 nd composite wheel group 142 and the 3 rd composite wheel group 143 to perform radial communicating motion, the right adjusting oil cylinder II 172-1 is respectively connected with the B composite wheels of the 4 th composite wheel group 144, the 5 th composite wheel group 145 and the 6 th composite wheel group 146 to perform radial communicating motion, the left adjusting oil cylinder I171-1 is communicated through the left hydraulic pipeline I171-2, the right adjusting oil cylinder II 172-1 is communicated through the right hydraulic pipeline II 172-2, and the hydraulic pipeline I171-2 is not communicated with the hydraulic pipeline II 172-2.
As shown in FIG. 2, taking the 2 nd composite wheel set 142 as an example, the 2 nd composite wheel 142-1 and the 2 nd composite wheel 142-2 are distributed along the radial direction of the friction wheel 130, wherein the 2 nd composite wheel 142-2 has freedom to move along the radial direction of the friction wheel 130, the 2 nd composite wheel 142-1 is arranged between the 2 nd composite wheel 142-2 and the friction wheel 130, and the 2 nd composite wheel 142-2 is distributed within the circumferential direction + - α angle of the line connecting the 2 nd composite wheel 142-1 and the friction wheel 130. here, α is 10 degrees, and the A composite wheel, the B composite wheel and the friction wheel 130 in the other composite wheel sets are similar in position relationship.
As shown in fig. 3, the 1 st wire rope 111 is reeved in the alphabetical order shown: one end of the 1 st steel wire rope 111 is connected with the left lifting container 151, and the other end of the 1 st steel wire rope is connected with the right lifting container 152 after sequentially passing around the left guide wheel 121, the 1 st composite wheel 141-2, the friction wheel 130, the 1 st composite wheel 141-1, the friction wheel 130 and the right guide wheel 122, so that single-rope friction lifting in the multi-rope friction lifting system is formed. Meanwhile, when the left lift container 151 is lifted, the 1 st wire rope 111 moves in alphabetical order as shown in the drawing.
As shown in fig. 4, the 2 nd wire rope 112 is reeved in the alphabetical order shown: one end of the 2 nd steel wire rope 112 is connected with the left lifting container 151, and the other end of the 2 nd steel wire rope is connected with the right lifting container 152 after sequentially passing around the left guide wheel 121, the 2 nd composite wheel 142-2, the friction wheel 130, the 2 nd composite wheel 142-1, the friction wheel 130 and the right guide wheel 122, so that single-rope friction lifting in the multi-rope friction lifting system is formed. Meanwhile, when the left lift container 151 is lifted, the 2 nd wire rope 112 moves in the alphabetical order as shown.
As shown in fig. 5, the 3 rd wire rope 113 is reeved in the alphabetical order shown: one end of the 3 rd steel wire rope 113 is connected with the left lifting container 151, and the other end of the 3 rd steel wire rope is connected with the right lifting container 152 after sequentially passing around the left guide wheel 121, the 3 rd composite wheel 143-2, the friction wheel 130, the 3 rd composite wheel 143-1, the friction wheel 130 and the right guide wheel 122, so that single-rope friction lifting in the multi-rope friction lifting system is formed. Meanwhile, when the left lift container 151 is lifted, the 3 rd wire rope 113 moves in the alphabetical order as shown in the drawing.
As shown in fig. 6, the 4 th wire rope 114 is reeved in the alphabetical order shown: one end of the 4 th steel wire rope 114 is connected with the left lifting container 151, and the other end of the 4 th steel wire rope is connected with the right lifting container 152 after sequentially passing around the left guide wheel 121, the friction wheel 130, the 4 th A composite wheel 144-1, the friction wheel 130, the 4 th B composite wheel 144-2 and the right guide wheel 122, so that single-rope friction lifting in the multi-rope friction lifting system is formed. Meanwhile, when the left lift container 151 is lifted, the 4 th wire rope 114 moves in the alphabetical order as shown.
As shown in fig. 7, the 5 th wire rope 115 is reeved in the alphabetical order shown: one end of the 5 th steel wire rope 115 is connected with the left lifting container 151, and the other end of the 5 th steel wire rope is connected with the right lifting container 152 after sequentially passing around the left guide wheel 121, the friction wheel 130, the 5 th A composite wheel 145-1, the friction wheel 130, the 5 th B composite wheel 145-2 and the right guide wheel 122, so that single-rope friction lifting in the multi-rope friction lifting system is formed. Meanwhile, when the left lift container 151 is lifted, the 5 th wire rope 115 moves in the alphabetical order as shown.
As shown in fig. 8, the 6 th wire rope 116 is reeved in the alphabetical order shown: one end of the 6 th steel wire rope 116 is connected with the left lifting container 151, and the other end of the 6 th steel wire rope is connected with the right lifting container 152 after sequentially passing around the left guide wheel 121, the friction wheel 130, the 6 th composite wheel 146-1, the friction wheel 130, the 6 th composite wheel 146-2 and the right guide wheel 122, so that single-rope friction lifting in the multi-rope friction lifting system is formed. Meanwhile, when the left lift container 151 is lifted, the 6 th wire rope 116 moves in the alphabetical order as shown.
As shown in fig. 9, the first arrangement mode of the winding positions of the wire ropes on the left and right sides of the friction wheel 130 on the friction wheel 130 is: winding positions of the 1 st, 2 nd and 3 rd wire ropes 111, 112 and 113 on the friction wheel 130 and winding positions of the 4 th, 5 th and 6 th wire ropes 114, 115 and 116 on the friction wheel 130 are staggered with each other.
As shown in fig. 10, the second arrangement mode of the winding positions of the wire ropes on the friction wheel 130 is that: the winding positions of the 1 st, 2 nd and 3 rd wire ropes 111, 112 and 113 on the friction wheel 130 are adjacent and blocked, and the winding positions of the 4 th, 5 th and 6 th wire ropes 114, 115 and 116 on the friction wheel 130 are adjacent and blocked.
As shown in fig. 11, an example of a roll arrangement on the left lift container 151 is: on the left lifting container 151, three drums 180 are fixed at the top end of the left lifting container 151 through a bearing support, and the three drums 180 are respectively connected with a 1 st steel wire rope 111, a 4 th steel wire rope 114, a 2 nd steel wire rope 112, a 5 th steel wire rope 115, a 3 rd steel wire rope 113 and a 6 th steel wire rope 116; one end of each of the two steel wire ropes connected with each winding drum 180 is connected with the winding drum 180 at the position close to the end face of the outer cylindrical side face of the winding drum 180 through a steel wire rope buckle 190; the two steel wire ropes have the same spiral winding direction on the winding drum 180; the rope outlet ends of the two steel wire ropes are distributed on two sides of the middle part of the drum shaft and are respectively led out from the lower side of the drum 180; a total of six rope outlet ends of the three drums 180 are in a vertical plane parallel to the axis of the left guide wheel 121.
Taking the reel 180 connected to the 1 st and 4 th wire ropes 111 and 114 as an example, the 1 st and 4 th wire ropes 111 and 114 apply torque to the reel 180 to make the reel 180 tend to rotate, and when the 1 st and 4 th wire ropes 111 and 114 are not equal in tension, the two torques are different, the reel 180 rotates from the upper side to one side of the two wire ropes with the lower tension, the wire rope with the higher tension is loosened from the reel 180, the wire rope with the lower tension is wound around the reel 180 until the two wire ropes are equal in tension, and the reel 180 does not rotate any more, thereby completing the tension balance adjustment of the 1 st and 4 th wire ropes 111 and 114 at the end of the left hoisting container 151. The three drums 180 respectively perform tension balance adjustment of the 1 st and 4 th wire ropes 111 and 114 at the end of the left hoist container 151, tension balance adjustment of the 2 nd and 5 th wire ropes 112 and 115 at the end of the left hoist container 151, and tension balance adjustment of the 3 rd and 6 th wire ropes 113 and 116 at the end of the left hoist container 151.
The tension balance adjustment of the steel wire rope on the opposite side, which is completed by the winding drum 180 on the right lifting container 152, is similar to the adjustment process described above, and is not described again.
The tension balance adjustment of the 1 st, 2 nd, and 3 rd wire ropes 111, 112, and 113 and the tension balance adjustment of the 4 th, 5 th, and 6 th wire ropes 114, 115, and 116, which are completed by the tension adjustment system 170 as described below, are combined, so that the tension balance adjustment of the 1 st, 2 nd, 3 rd, 4 th, 5 th, and 6 th wire ropes 111, 112, 113, 114, 115, and 116 can be completed.
The working process of the tension adjusting system is as follows: when the tensions of the six hoisting steel wire ropes are unbalanced, the tensions of the 1 st steel wire rope 111, the 2 nd steel wire rope 112 and the 3 rd steel wire rope 113 are respectively transmitted to the corresponding B composite wheel and then transmitted to the corresponding adjusting oil cylinder I171-1 on the left side in the adjusting oil cylinder group, the adjusting oil cylinders I171-1 on the left side are communicated through the hydraulic pipeline I171-2 on the left side, the adjusting oil cylinders I171-1 act to readjust the position of the B composite wheel, until the tensions of the 1 st steel wire rope 111, the 2 nd steel wire rope 112 and the 3 rd steel wire rope 113 are equal, the adjusting oil cylinders I171-1 stop acting, and the B composite wheel stops moving, so that the tension balance adjustment of the 1 st steel wire rope 111, the 2 nd steel wire rope 112 and the 3 rd steel wire; and the tension of the 4 th steel wire rope 114, the 5 th steel wire rope 115 and the 6 th steel wire rope 116 on the right side is respectively transmitted to the B composite wheel corresponding to the side, and then transmitted to the adjusting oil cylinder II 172-1 corresponding to the right side in the adjusting oil cylinder group, each adjusting oil cylinder II 172-1 on the right side is communicated through the hydraulic pipeline II 172-2 on the right side, each adjusting oil cylinder II 172-1 acts, the position of the B composite wheel is readjusted, until the tensions of the 4 th steel wire rope 114, the 5 th steel wire rope 115 and the 6 th steel wire rope 116 are equal, the adjusting oil cylinders stop acting, the B composite wheel stops moving, and therefore the tension balance adjustment of the 4 th steel wire rope 114, the 5 th steel wire rope 115 and the 6 th.
Fig. 12 shows an ultra-deep vertical ring direction distributed friction hoisting system according to the second embodiment when the number of the wire ropes is 4, which is different from the first embodiment only in that the number of the wire ropes, the balance ropes 260 and the composite wheel sets is two less.
Fig. 13 shows an ultra-deep vertical ring direction distributed friction hoisting system according to the third embodiment when the number of the steel ropes is 8, which is different from the first embodiment only in that the number of the steel ropes, the balance ropes 360 and the composite wheel sets is two more, that is, the 7 th steel rope 317 and the 8 th steel rope 318, the 7 th composite wheel set 347 and the 8 th composite wheel set 348 are added, and the two balance ropes 360 are added. The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications and equivalent variations of the above embodiment according to the technical spirit of the present invention are included in the protection scope of the present invention.
Claims (6)
1. The utility model provides an ultra-deep vertical toroidal distributed friction hoisting system which characterized by: comprises a plurality of steel wire ropes, a left guide wheel (121, 221, 321), a right guide wheel (122, 222, 322), a friction wheel (130, 230, 330), a plurality of composite wheel groups with the same number as the steel wire ropes, a left lifting container (151, 251, 351), a right lifting container (152, 252, 352), a plurality of balance ropes (160, 260, 360) with the same number as the steel wire ropes, and a tension adjusting system (170, 270, 370), wherein the friction wheel (130, 230, 330) is arranged in the middle, the composite wheel groups are distributed annularly around the friction wheel (130, 230, 330), the left guide wheel (121, 221, 321) and the right guide wheel (122, 222, 322) are horizontally aligned and symmetrically arranged at the left lower part and the right lower part of the friction wheel (130, 230, 330), the horizontal distance between the vertical tangents of the right wheel rim of the left guide wheel (121, 221, 321) and the left wheel rim of the right guide wheel (122, 222, 322) is the left lifting container (151), 251, 351) and a right lifting container (152, 252, 352);
each composite wheel set consists of an A composite wheel and a B composite wheel which are distributed along the radial direction of the friction wheel (130, 230, 330), the B composite wheel in each composite wheel set has the freedom degree of moving along the radial direction of the friction wheel (130, 230, 330), and the A composite wheel is arranged between the B composite wheel and the friction wheel (130, 230, 330);
one composite wheel set corresponds to one steel wire rope; one end of a steel wire rope of the composite wheel set positioned on the left side of the friction wheel (130, 230, 330) is connected with the left lifting container (151, 251, 351), and the other end of the steel wire rope sequentially bypasses the left guide wheel (121, 221, 321), the B composite wheel, the friction wheel (130, 230, 330), the A composite wheel, the friction wheel (130, 230, 330) and the right guide wheel (122, 222, 322) and is connected with the right lifting container (152, 252, 352); one end of the composite wheel set positioned at the right side of the friction wheel (130, 230, 330) is connected with the left lifting container (151, 251, 351), and the other end of the composite wheel set bypasses the left guide wheel (121, 221, 321), the friction wheel (130, 230, 330), the A composite wheel, the friction wheel (130, 230, 330), the B composite wheel and the right guide wheel (122, 222, 322) in sequence and is connected with the right lifting container (152, 252, 352);
the winding positions of the steel wire ropes on the composite wheel group on the left side of the friction wheel (130, 230, 330) on the friction wheel (130, 230, 330) and the winding positions of the steel wire ropes on the composite wheel group on the right side of the friction wheel (130, 230, 330) on the friction wheel (130, 230, 330) are staggered or respectively adjacent to each other to form blocks;
three reels (180) are fixed on the top ends of the left lifting container (151, 251, 351) and the right lifting container (152, 252, 352); the left end and the right end of the steel wire rope corresponding to each composite wheel set are connected with a left lifting container (151, 251, 351) and a right lifting container (152, 252, 352) through a winding drum (180), and each winding drum is connected with two steel wire ropes;
the tension adjusting systems (170, 270, 370) are respectively connected with the B composite wheels of the left and right composite wheel sets of the friction wheels (130, 230, 330), and the two sides of the tension adjusting systems independently perform radial communication movement;
the lower ends of the left lifting container (151, 251, 351) and the right lifting container (152, 252, 352) are connected by a balancing rope (160, 260, 360).
2. The circumferential distributed friction hoisting system of ultra-deep vertical shaft according to claim 1, characterized in that: the left end of the steel wire rope corresponding to the left composite wheel set and the left end of the steel wire rope corresponding to the right composite wheel set are connected with a left lifting container (151, 251, 351) through the same winding drum (180) connected with the left lifting container (151, 251, 351); the right end of the wire rope corresponding to the left composite wheel set and the right end of the wire rope corresponding to the right composite wheel set are connected with the right lifting container (152, 252, 352) through the same winding drum (180) connected with the right lifting container (152, 252, 352).
3. The circumferential distributed friction hoisting system of ultra-deep vertical shaft according to claim 2, characterized in that: one end of each steel wire rope on the winding drum (180) is connected with the winding drum (180) at the position, close to the end face, of the outer cylindrical side face of the winding drum (180) through a steel wire rope buckle (190); the two steel wire ropes have the same spiral winding direction on the winding drum (180); the rope outlet ends of the two steel wire ropes are distributed on two sides of the middle part of the shaft of the winding drum (180) and are respectively led out from the lower side of the winding drum (180).
4. The circumferential distributed friction lifting system for ultra-deep vertical shafts according to claim 3, characterized in that: the winding drum (180) is fixed at the top end of the lifting container through a bearing support; on each lifting container, a total of six rope outlet ends of the three winding drums (180) are in a vertical plane parallel to the axes of the guide wheels on the same side of the three winding drums (180).
5. An ultra-deep vertical well circumferential distributed friction lifting system according to claim 1, 2, 3 or 4, characterized in that: the tension adjusting system (170, 270, 370) comprises an adjusting oil cylinder group and a hydraulic pipeline, wherein the adjusting oil cylinders I (171-1, 271-1, 371-1) on the left side in the adjusting oil cylinder group are respectively connected with the composite wheel B of the composite wheel group on the left side to perform radial communicating motion, the adjusting oil cylinders II (172-1, 272-1, 372-1) on the right side are respectively connected with the composite wheel B of the composite wheel group on the right side to perform radial communicating motion, the adjusting oil cylinders I (171-1, 271-1, 371-1) on the left side are communicated through the hydraulic pipeline on the left side, and the adjusting oil cylinders II (172-1, 272-1, 372-1) on the right side are communicated through the hydraulic pipeline on the right side.
6. The circumferential distributed friction lifting system of ultra-deep vertical shaft according to claim 1, 2, 3 or 4, wherein the B composite wheels are distributed within the circumferential +/- α angle of the connecting line of the A composite wheels and the friction wheels (130, 230, 330), and α is 10 degrees.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811527219.1A CN109650219B (en) | 2018-12-13 | 2018-12-13 | Ultra-deep vertical well annular distributed friction lifting system |
| PCT/CN2019/105543 WO2020119196A1 (en) | 2018-12-13 | 2019-09-12 | Ultradeep vertical well annularly distributed frictional lifting system |
| CA3097225A CA3097225C (en) | 2018-12-13 | 2019-09-12 | Circular distribution type friction hoisting system for ultra-deep vertical shaft |
| RU2020133782A RU2749285C1 (en) | 2018-12-13 | 2019-09-12 | Lifting system for ultra-deep vertical wellbore |
| AU2019399566A AU2019399566B2 (en) | 2018-12-13 | 2019-09-12 | Circular distribution type friction hoisting system for ultra-deep vertical shaft |
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| CN201811527219.1A CN109650219B (en) | 2018-12-13 | 2018-12-13 | Ultra-deep vertical well annular distributed friction lifting system |
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| CN109650219A CN109650219A (en) | 2019-04-19 |
| CN109650219B true CN109650219B (en) | 2020-07-24 |
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| CN201811527219.1A Active CN109650219B (en) | 2018-12-13 | 2018-12-13 | Ultra-deep vertical well annular distributed friction lifting system |
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| CN (1) | CN109650219B (en) |
| AU (1) | AU2019399566B2 (en) |
| CA (1) | CA3097225C (en) |
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| WO (1) | WO2020119196A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110921469A (en) * | 2019-12-11 | 2020-03-27 | 中国矿业大学 | Ultra-deep well friction lifting system capable of eliminating stress fluctuation and use method |
| CN112960511B (en) * | 2021-03-25 | 2022-03-15 | 中国矿业大学 | Multi-rope winding lifting system and method with self-balanced tension |
| CN112960509B (en) * | 2021-03-25 | 2022-04-15 | 中国矿业大学 | Large-distance multi-rope traction lifting system and lifting method |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2020119196A1 (en) | 2020-06-18 |
| AU2019399566B2 (en) | 2021-11-11 |
| CA3097225C (en) | 2021-07-20 |
| AU2019399566A1 (en) | 2020-11-19 |
| CN109650219A (en) | 2019-04-19 |
| CA3097225A1 (en) | 2020-06-18 |
| RU2749285C1 (en) | 2021-06-08 |
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