CN113120787A - Steel wire rope guiding device - Google Patents
Steel wire rope guiding device Download PDFInfo
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- CN113120787A CN113120787A CN201911388857.4A CN201911388857A CN113120787A CN 113120787 A CN113120787 A CN 113120787A CN 201911388857 A CN201911388857 A CN 201911388857A CN 113120787 A CN113120787 A CN 113120787A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 59
- 239000010959 steel Substances 0.000 title claims abstract description 59
- 230000007246 mechanism Effects 0.000 claims description 181
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 12
- 229910052802 copper Inorganic materials 0.000 claims description 12
- 239000010949 copper Substances 0.000 claims description 12
- 101000623895 Bos taurus Mucin-15 Proteins 0.000 claims 1
- 238000005553 drilling Methods 0.000 abstract description 5
- 230000008859 change Effects 0.000 abstract description 3
- 239000003208 petroleum Substances 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 9
- 230000002035 prolonged effect Effects 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000003044 adaptive effect Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/28—Other constructional details
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pulleys (AREA)
Abstract
The invention relates to a petroleum drilling and production equipment machine, in particular to a steel wire rope guide device, which comprises: the invention provides a steel wire rope guiding device, which can automatically adjust the position of a steel wire rope guiding part along with the small-range change of the position of a steel wire rope, can play a good guiding role, improve the stress of the steel wire rope, enable the stress of the steel wire rope to be uniform, prolong the service lives of the steel wire rope guiding device and the steel wire rope, and reduce the accident rate of a human body and equipment.
Description
Technical Field
The invention relates to petroleum drilling and production equipment machinery, in particular to a steel wire rope guide device.
Background
The steel wire rope guiding device is mainly used for guiding steel wire ropes in the operation process of the steel wire ropes of oil and gas wells, such as the steel wire ropes of a pneumatic loading winch and a manned winch of a drill floor. Generally, petroleum drilling and workover equipment is complex in spatial cross arrangement, and in order to effectively utilize the internal space of a derrick, not to influence drilling and workover operations, and to avoid interference between a steel wire rope and the drilling and workover equipment (such as a racking platform, an oil pipe platform or other components in the derrick), a steel wire rope guide device is generally configured at a proper position.
The existing steel wire rope guide device is provided with a fixed guide pulley and a roller vertical cross combination device (in a shape of a Chinese character jing).
However, in practical use, the following problems and disadvantages exist:
1. the fixed guide pulley is fixed due to the position arrangement, so that the guide pulley is difficult to ensure to be at an accurate position in the process of guiding the steel wire rope, the steel wire rope is easy to be seriously abraded due to the guiding of the fixed guide pulley in the mode, the service lives of the steel wire rope and the guide pulley are shortened rapidly, and potential safety hazards are formed;
2. the roller vertical crossing combination device can guide the steel wire rope in any direction, but the steel wire rope and the roller are cylindrical, so that the mutual contact part is very small, the stress of the steel wire rope contact part is overlarge, the adverse effect on the steel wire rope is easily caused, the service life of the steel wire rope is shortened, and potential safety hazards are formed.
Disclosure of Invention
Aiming at the problems in the prior art, the invention aims to provide a steel wire rope guiding device which can automatically adjust the position of a steel wire rope guiding part along with the small-range change of the position of a steel wire rope and has a good guiding effect, so that the stress of the steel wire rope is improved, the stress of the steel wire rope is uniform, the service lives of the steel wire rope guiding device and the steel wire rope are prolonged, and the accident rate of human bodies and equipment is reduced.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides a steel wire rope guiding device, which comprises: pulley, pulley support, protect rope mechanism with the pulley support passes through fastening components and connects its characterized in that: the lifting mechanism comprises a pulley support and a lifting ring, and is characterized by further comprising a rotating shaft locking mechanism, a lifting ring and a lifting mechanism, wherein the lifting ring is movably connected with the lifting mechanism through a first connecting shaft, the lifting ring is movably connected with the rotating shaft locking mechanism through a second connecting shaft, and the rotating shaft locking mechanism is movably connected with the pulley support through a third connecting shaft. Through the structure, the steel wire rope guide device has 3 mutually-perpendicular rotational degrees of freedom along the axial direction of the first connecting shaft, the second connecting shaft and the third connecting shaft, so that the steel wire rope guide device can be adjusted in a self-adaptive manner according to the position of a steel wire rope, the central plane of the pulley is always coplanar with the plane formed by rope inlet and outlet of the steel wire rope during use, the steel wire rope and the pulley groove are always in a good contact range, the abrasion of the steel wire rope is reduced, the eccentric wear of the pulley is reduced, and the service life of the steel wire rope is prolonged.
According to the preferable scheme of the invention, the rotating shaft locking mechanism is provided with a first rotating shaft locking mechanism mounting hole, a second rotating shaft locking mechanism mounting hole and a third rotating shaft locking mechanism mounting hole, the first rotating shaft locking mechanism mounting hole and the second rotating shaft locking mechanism mounting hole are consistent in shape and coincide in central line, and the third rotating shaft locking mechanism mounting hole is matched with the third connecting shaft in shape and size.
As a preferable scheme of the invention, two opposite side surfaces of the lifting ring are respectively provided with a first lifting ring mounting hole and a second lifting ring mounting hole, the first lifting ring mounting hole and the second lifting ring mounting hole have the same shape and the center lines are coincident, the first lifting ring mounting hole and the second lifting ring mounting hole are respectively provided with a first groove, the number of the second connecting shafts is 2, the end of the second connecting shaft is provided with a second groove, a fastening component fourth is mounted in the first groove and the second groove, the shape and the size formed by the second groove and the first groove are matched with the fastening component fourth, the fastening component fourth is mounted in the first groove and the second groove and is respectively abutted against the second connecting shaft and fixedly connected with the lifting ring, so that the rotation of the lifting ring along the axis direction of the second connecting shaft is realized, and the 2 second connecting shafts respectively penetrate through the first lifting ring mounting hole and the second lifting ring mounting hole from two sides of the lifting ring, and the rotating shaft locking mechanism mounting hole I and the rotating shaft locking mechanism mounting hole II are respectively inserted into the rotating shaft locking mechanism mounting hole I and the rotating shaft locking mechanism mounting hole II, so that the rotating shaft locking mechanism is movably connected with the second connecting shaft, and the rotating shaft locking mechanism can rotate around the second connecting shaft.
As a preferable scheme of the invention, sinking platforms are processed in the first lifting ring mounting hole and the second lifting ring mounting hole, and the size of each sinking platform is matched with that of the end of the second connecting shaft.
As a preferable scheme of the present invention, the present invention further includes a third connecting shaft connecting device, and the third connecting shaft connecting device is connected to a top of the third connecting shaft which sequentially passes through the pulley bracket and the rotating shaft locking mechanism, so as to realize rotation stop of the third connecting shaft along an axis direction. Through above-mentioned scheme, can realize that pulley support rotates along third connecting axle.
As a preferable scheme of the present invention, a boss is processed at the bottom of the third connecting shaft, a step is processed at the bottom in the pulley bracket, the boss abuts against the step, the pulley bracket abuts against the bottom of the rotating shaft locking mechanism, and the pulley bracket rotates around the third connecting shaft.
As a preferable scheme of the present invention, the present invention further includes a flat copper sleeve, the flat copper sleeve is sleeved on the third connecting shaft, is located between the pulley bracket and the rotating shaft locking mechanism, and is respectively abutted against the pulley bracket and the rotating shaft locking mechanism. Through the scheme, the radial friction between the rotating shaft locking mechanism and the pulley support can be reduced, the abrasion is reduced, and the service life is prolonged.
As a preferable scheme of the invention, the pulley support further comprises a first self-lubricating bearing, the third connecting shaft is sleeved with the first self-lubricating bearing, and the first self-lubricating bearing is abutted to the inner bottom of the pulley support. Through the scheme, the axial friction between the pulley bracket and the third connecting shaft can be reduced, the abrasion is reduced, and the service life is prolonged.
As a preferable scheme of the invention, the pulley support comprises two panels, each panel is provided with N waist-shaped holes and 1 pulley support center hole, the number of the waist-shaped holes is more than or equal to 1, and the two pulley support center holes are identical and have coincident center lines.
As a preferable scheme of the invention, the rope protection mechanism further comprises a rope protection mechanism side mounting plate, a rope protection steel pipe, a first fastening component, a second fastening component, a third fastening component and a fourth connecting shaft, the rope protection mechanism side mounting plate is fixedly mounted on the pulley bracket through the second fastening component, the fourth connecting shaft and the third fastening component, and the rope protection steel pipe is connected with the rope protection mechanism side mounting plate through the first fastening component.
As a preferred scheme of the invention, 2 rope protection mechanism side mounting plates are arranged, one end of each rope protection mechanism side mounting plate is provided with a first rope protection mechanism mounting hole, the other end of each rope protection mechanism side mounting plate is provided with a second rope protection mechanism mounting hole, any position between the first rope protection mechanism mounting hole and the second rope protection mechanism mounting hole is also provided with a rope protection mechanism positioning hole, the number of the rope protection mechanism positioning holes is M, M is more than or equal to 1, the first fastening component penetrates through the first rope protection mechanism mounting hole to mount the rope protection steel pipe between the 2 rope protection mechanism side mounting plates, the second fastening component penetrates through the rope protection mechanism positioning hole and a waist-shaped hole to fixedly mount the rope protection mechanism on the pulley bracket to realize the positioning of the rope protection mechanism on the pulley bracket, the fourth connecting shaft penetrates through the second rope protection mechanism mounting hole and a pulley to be connected with the third fastening component, and installing the pulley between the two body protection mechanism side installation plates. By adopting the scheme, the rope protection mechanism is connected onto the pulley support through the fastening assembly, the position of the rope protection mechanism can be positioned and installed at any position in the waist-shaped hole according to the rope protection requirement, the effects of blocking and protecting the steel wire rope are achieved, and the conditions of rope disorder and rope skipping are effectively avoided.
As a preferable scheme of the invention, the pulley further comprises second self-lubricating bearings, the number of the second self-lubricating bearings is 2, the second self-lubricating bearings are respectively located at two sides of the pulley, 1 pulley center hole is machined in the pulley, a fourth connecting shaft sequentially penetrates through the second rope protection mechanism mounting hole, the center hole of the pulley bracket, the second self-lubricating bearing, the center hole of the pulley, the second pulley bracket, the center hole of the pulley bracket and the second rope protection mechanism mounting hole and then is connected with the third fastening component, so that the connection of the rope protection mechanism and the pulley bracket, the connection of the pulley bracket and the second self-lubricating bearing, the connection of the second self-lubricating bearing and the pulley are realized, and the pulley rotates along the axial direction of the fourth connecting shaft. Through the scheme, the axial friction between the pulley and the fourth connecting shaft can be reduced, the abrasion is reduced, and the service life is prolonged.
As a preferred scheme of the invention, 1 pulley center hole is processed on the pulley, and a fourth connecting shaft sequentially passes through one second rope protection mechanism mounting hole, one pulley bracket center hole, the pulley center hole, the other pulley bracket center hole and the other second rope protection mechanism mounting hole, so that the connection between the rope protection mechanism and the pulley bracket is realized, and the pulley rotates along the axis direction of the fourth connecting shaft.
Drawings
The invention is further described with reference to the following figures and detailed description of the invention
Fig. 1 is a schematic-isometric view of the overall construction of a wire rope guide;
fig. 2 is a schematic diagram of the overall construction of a wire rope guide-a front sectional view;
fig. 3 is a schematic overall construction-side view of a wire rope guide;
fig. 4 is a schematic diagram of the general construction of a wire rope guide-a side sectional view;
fig. 5 is a schematic diagram of the overall construction of a wire rope guide-exploded view;
FIG. 6 is a schematic structural view of a rope protection mechanism;
FIG. 7 is a schematic view of a pulley support structure;
FIG. 8 is a schematic structural view of a locking mechanism of the rotary shaft;
fig. 9 is a schematic diagram of the second and third components of the fastening assembly.
The labels in the figure are: 1-a first connecting shaft; 2-lifting a ring; 21-a first lifting ring mounting hole; 22-a second bail mounting hole; 23-groove one; 24-sinking the platform; 25-a bail mounting hole III; 3-a rotating shaft locking mechanism; 31-groove three; 32-a first mounting hole of a rotating shaft locking mechanism; 33-a second mounting hole of the rotating shaft locking mechanism; 34-a third mounting hole of the rotating shaft locking mechanism; 35-cotter pin; 4-a pulley support; 41-pulley support center hole; 42-kidney shaped hole; 43-pulley bracket mounting holes; 5-a pulley; 51-pulley center hole; 6-fastening the third component; 61-nut c; 62-gasket c; 7-a fourth connecting shaft; 8-rope protecting mechanism; 81-rope protecting steel pipes; 82-rope protection mechanism side mounting plate; 83-rope protection mechanism mounting hole I; 84-rope protecting mechanism positioning holes; 85-a rope protection mechanism mounting hole II; 86-a first fastening component; 861-extension bolt a; 862-nut a; 863-spacer a; 87-fastening component two; 871-bolt b; 872-nut b; 873-spacer b; 9-a third connecting shaft; 91-a third connecting shaft positioning hole; 92-a boss; 10-flat copper sleeve; 11-a self-lubricating bearing I; 12-a self-lubricating bearing II; 13-a second connecting shaft; 131-groove two; 132-fastener assembly four; 1321-rotation stop block; 1322-spacer d; 1323-bolt d; 14-hoisting mechanism; 141-a first mounting hole of a hoisting mechanism; 142-a second hoisting mechanism mounting hole.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1, 2, 3, 4, 5, 6 and 7, the structural components of the adaptive wire rope guide that enable the guide pulley to have rotational freedom along three mutually perpendicular axes and the way in which the components are mounted are shown in detail, and an adaptive wire rope guide is only a typical arrangement.
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
Referring to fig. 1, 2, 3, 4 and 5, an embodiment of the present invention provides a wire rope guide device, which can be used for guiding a wire rope in a wire rope operation process of an oil and gas well, such as a wire rope of a drill floor pneumatic loading winch and a manned winch. The device can automatically adjust the position of the guide part of the steel wire rope along with the small-range change of the position of the steel wire rope, can play a good role in guiding, improves the stress of the steel wire rope, enables the steel wire rope to be uniformly stressed, prolongs the service life of the steel wire rope guide device and the steel wire rope, and reduces the accident rate of people and equipment. Specifically, the method comprises the following steps:
the method comprises the following steps: hoisting mechanism 14, first connecting shaft 1, lifting ring 2, second connecting shaft 13, fastening assembly four 132, rotating shaft locking mechanism 3, cotter pin 35, flat copper sleeve 10, pulley support 4, third connecting shaft 9, rope protection mechanism 8, fourth connecting shaft 7, fastening assembly three 6 and pulley 5.
The hoisting mechanism 14 is provided with a first hoisting mechanism mounting hole 141 and a second hoisting mechanism mounting hole 142.
The lifting ring 2 is provided with a first lifting ring mounting hole 21, a second lifting ring mounting hole 22 and a third lifting ring mounting hole 25, the first lifting ring mounting hole 21 and the second lifting ring mounting hole 22 are identical in shape and coincide in center line, and the first lifting ring mounting hole 21 and the second lifting ring mounting hole 22 are both provided with a first groove 24.
The hoisting mechanism 14 is fixedly welded at a proper position, the first connecting shaft 1 sequentially penetrates through a first hoisting mechanism mounting hole 141, a third lifting ring mounting hole 25 and a second hoisting mechanism mounting hole 142, a step is machined at one end of the first connecting shaft 1, threads are machined at the other end of the first connecting shaft 1, the first connecting shaft 1 is fixedly installed on the hoisting mechanism 14 through nuts, and the lifting ring 2 can rotate along the first connecting shaft 1.
In this embodiment, first connecting axle 1 passes through nut fixed mounting on hoisting machine structure 14, in other embodiments, accessible first connecting axle 1 one end processing has the step, and the other end processing has the through-hole, passes first connecting axle 1 through-hole through the bolt, is connected first connecting axle 1 with hoisting machine structure 14. In other embodiments, the first connecting shaft 1 can be directly welded to the hoisting mechanism 14 for fixing, but not limited to the above method.
Referring to fig. 8, the rotating shaft locking mechanism 3 is formed with a third groove 31, a first rotating shaft locking mechanism mounting hole 32, a second rotating shaft locking mechanism mounting hole 33, and a third rotating shaft locking mechanism mounting hole 34, where the first rotating shaft locking mechanism mounting hole 32 and the second rotating shaft locking mechanism mounting hole 33 have the same shape and the center lines are coincident.
The number of the second connecting shafts 13 is 2, the second connecting shafts 13 are provided with second grooves 131 at the ends, the shape and the size formed by the second grooves 131 and the first grooves 24 are matched with those of a fourth fastening assembly 132, and the fourth fastening assembly 132 comprises a rotation stopping block 1321, a gasket d1322 and a bolt d 1323.
A sinking platform 24 is processed in the first lifting ring mounting hole 21 and the second lifting ring mounting hole 22, and the size of the sinking platform 24 is matched with that of the end of the second connecting shaft 13.
The 2 second connecting shafts 13 respectively penetrate through the first bail mounting hole 21 and the second bail mounting hole 22 from two sides of the bail 2 and are respectively inserted into the first rotating shaft locking mechanism mounting hole 32 and the second rotating shaft locking mechanism mounting hole 33, the first groove 24 is aligned with the second groove 131, the rotation stopping block 1321 is mounted in the first groove 24 and the second groove 131, the rotation stopping block 1321 is further fixed through a gasket d1322 and a bolt d1323, the end of the second connecting shaft 13 is abutted against the sinking platform 24, the fastening assembly fourth 132 is respectively abutted against the second connecting shafts 13 and fixedly connected with the bail 2, rotation stopping of the bail 2 along the axial direction of the second connecting shafts 13 is achieved, the rotating shaft locking mechanisms 3 are movably connected with the second connecting shafts 13, and rotation of the rotating shaft locking mechanisms 3 along the second connecting shafts 13 can be achieved.
In the embodiment, the second connecting shaft 13 realizes the rotation stopping of the bail 2 along the axial direction of the second connecting shaft 13 through the fastening assembly 132, and the fastening assembly 132 includes a rotation stopping block 1321, a spacer d1322 and a bolt d 1323. In other embodiments, the second connecting shaft 1 and the bail 2 may be in interference fit, so as to achieve rotation prevention of the bail 2 along the axial direction of the second connecting shaft 13. In other embodiments, bolts can be directly installed in the first groove 24 and the second groove 131, and the size of the bolts is matched with the size of the first groove 24 and the size of the second groove 131, so that the rotation of the bail 2 along the axial direction of the second connecting shaft 13 can be prevented, but the method is not limited to the above method.
The third connecting shaft 9 is provided with a third connecting shaft positioning hole 91, the bottom of the third connecting shaft 9 is provided with a boss 92, and the upper end of the third connecting shaft 9 is provided with a thread.
The shape and the size of the third mounting hole 34 of the rotating shaft locking mechanism are matched with those of the third connecting shaft. Threads are machined in the third rotating shaft locking mechanism mounting hole 34, and the threads at the upper end of the third connecting shaft 9 are matched with the threads in the third rotating shaft locking mechanism mounting hole 34.
Referring to fig. 6, the pulley holder 4 is formed with a pulley holder center hole 41, a kidney-shaped hole 42, and a pulley holder mounting hole 43, and the inner bottom thereof is formed with a step. Pulley support 4 is including two panels, is equipped with 6 waist type holes 42 and 1 pulley support centre bore 41 on each panel, and two pulley support centre bores 41 are the same and the central line coincidence, and waist type hole 42 on every panel divide into inside and outside two sets ofly, and 3 waist type holes 42 of every group set up along inside and outside circular arc respectively, and inside and outside two sets of waist type holes 42 staggered arrangement makes the contained angle of 6 waist type hole place arcs can constitute the whole circle. The position of the rope protection mechanism 8 can be adjusted steplessly in the waist-shaped hole 42 according to the rope protection requirement.
The third connecting shaft 9 sequentially penetrates through the pulley support mounting hole 43, the flat copper sleeve 10 and the third rotating shaft locking mechanism mounting hole 34 and is connected with the rotating shaft locking mechanism 3 through threads, a boss 92 at the bottom of the third connecting shaft is abutted to a step at the bottom in the pulley support, the top of the pulley support 4 is abutted to the flat copper sleeve 10, and the flat copper sleeve 10 is abutted to the bottom of the rotating shaft locking mechanism 3. The cotter pin 35 passes through the third connecting shaft positioning hole 91 and then is installed in the third rotating shaft locking mechanism groove 31, so that the third connecting shaft can be prevented from rotating along the axis direction, and the pulley bracket 4 can rotate along the third connecting shaft 9.
In this embodiment, the third connecting shaft 9 is connected to the rotating shaft locking mechanism 3 through a thread, and the cotter pin 35 is installed in the third groove 31 of the rotating shaft locking mechanism 3 after passing through the third connecting shaft positioning hole 91, so as to realize the rotation stop of the third connecting shaft along the axial direction. In other embodiments, the rotation stopping of the rotating shaft locking mechanism 3 along the axial direction of the third connecting shaft 9 can be realized by a nut in a threaded connection with the top of the third connecting shaft 9. In other embodiments, the third connecting shaft 9 may also be directly welded to the rotating shaft locking mechanism 3, so as to achieve rotation stopping of the rotating shaft locking mechanism 3 along the axial direction of the third connecting shaft 9.
Referring to fig. 7, the rope protection mechanism 8 includes a rope protection steel pipe 81, 2 rope protection mechanism side mounting plates 82, 1 fastening assembly one 86, and 2 fastening assemblies two 87, and each rope protection mechanism side mounting plate 82 is provided with 1 rope protection mechanism mounting hole one 83, 2 rope protection mechanism positioning holes 84, and 1 rope protection mechanism mounting hole two 85.
The first fastening assembly 86 is composed of a lengthened bolt a861, a nut a862 and a gasket a863, the lengthened bolt a861 sequentially penetrates through a first rope protection mechanism mounting hole 83 on one side rope protection mechanism side mounting plate 82, a rope protection steel pipe 81, a first rope protection mechanism mounting hole 83 on the other side rope protection mechanism side mounting plate 82 and the gasket a863, and the rope protection steel pipe 81 is fixed between the two rope protection mechanism side mounting plates 82 by screwing the nut a 862.
The second fastening component 87 is 2 groups and is composed of a bolt b871, a nut b872 and a gasket b873, the position needing to be positioned in the waist-shaped hole 42 is adjusted according to the rope protection requirement, the bolt b871 sequentially penetrates through the rope protection mechanism positioning hole 84, the waist-shaped hole 42 and the gasket b873 on the rope protection mechanism side mounting plate 82 on one side, the mounting method of the rope protection mechanism side mounting plate 82 on the other side is the same, the rope protection mechanism 8 is fixedly mounted on the pulley support 4 by screwing the nut b872, and the positioning of the rope protection mechanism 8 on the pulley support 4 is realized.
The third fastening assembly 6 is composed of a nut c61 and a gasket c62, a step is machined at one end of the fourth connecting shaft 7, the diameter of the step is larger than that of the central hole 41 of the pulley support, threads are machined at the other end of the fourth connecting shaft 7, the fourth connecting shaft 7 sequentially penetrates through a second rope protection mechanism mounting hole 85, the central hole 41 of the pulley support, the central hole 51 of the pulley support, the central hole 41 of the other pulley support, the second rope protection mechanism mounting hole 85 and the gasket c6,2, the rope protection mechanism 8 is abutted to the pulley support 4 by screwing the nut c61, and rotation of the pulley 5 in the axial direction of the fourth connecting shaft 7 is achieved.
In this embodiment, the fourth connecting shaft 7 is fixed by the third fastening assembly 6, so that the rope protection mechanism 8 is abutted against the pulley support 4, and the pulley 5 is rotated along the axis direction of the fourth connecting shaft 7, in other embodiments, one end of the fourth connecting shaft 7 can be directly welded on the rope protection mechanism side mounting plate 82, or the fourth connecting shaft 7 is fixed by adopting the same connection form as the other end of the fourth connecting shaft 7, so that the rope protection mechanism 8 is abutted against the pulley support 4, and the pulley 5 is rotated along the axis direction of the fourth connecting shaft. In other embodiments, the connection form of one end of the fourth connection shaft 7 can be replaced by other structure forms with the same function after the threads, the gasket c62 and the nut c61 are matched.
Example 2
The difference between this embodiment and embodiment 1 lies in still including self-lubricating bearing 11, and third connecting axle 9 passes self-lubricating bearing 11, pulley support mounting hole 43, flat copper sleeve 10, third 34 of pivot locking mechanism mounting hole in proper order, is connected with pivot locking mechanism 3 through the screw thread, and third connecting axle bottom boss 92 and the interior bottom step butt of pulley support, pulley support 4 and flat copper sleeve 10 butt, and flat copper sleeve 10 and 3 bottoms butts of pivot locking mechanism. The cotter pin 35 passes through the third connecting shaft positioning hole 91 and then is installed in the third rotating shaft locking mechanism groove 31, so that the third connecting shaft can be prevented from rotating along the axis direction, and the pulley bracket 4 can rotate along the third connecting shaft (with a third degree of rotational freedom).
Example 3
The embodiment is different from embodiment 1 or 2 in that the pulley further comprises a second self-lubricating bearing 12, the number of the second self-lubricating bearing 12 is 2, the second self-lubricating bearing 12 is located on two sides of the pulley 5 respectively, the pulley 5 is provided with 1 pulley center hole, the fourth connecting shaft 7 sequentially penetrates through a second rope protection mechanism mounting hole 85, a pulley bracket center hole 41, a second self-lubricating bearing 12, a pulley center hole 51, another second self-lubricating bearing 12, another pulley bracket center hole 41 and another second rope protection mechanism mounting hole 85 to realize connection of the rope protection mechanism 8 and the pulley bracket 4, connection of the pulley bracket 4 and the second self-lubricating bearing 12, connection of the second self-lubricating bearing 12 and the pulley 5, and the pulley 5 rotates along the axis direction of the fourth connecting shaft.
Example 4
The difference between this embodiment and embodiment 1 or 2 or 3 is that the present embodiment further includes a first self-lubricating bearing 11 and a second self-lubricating bearing 12, where the number of the first self-lubricating bearings 11 is 1, and the number of the second self-lubricating bearings 12 is 2, and the two self-lubricating bearings are located on two sides of the pulley 5 respectively. The installation mode of the first self-lubricating bearing 11 is the same as that of the embodiment 2, and the installation mode of the second self-lubricating bearing 12 is the same as that of the embodiment 3, and the description is omitted.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (13)
1. The utility model provides a wire rope guider, includes pulley, pulley bracket, protects rope mechanism, protect rope mechanism with the pulley bracket passes through fastening components and connects its characterized in that: the lifting mechanism comprises a pulley support and a lifting ring, and is characterized by further comprising a rotating shaft locking mechanism, a lifting ring and a lifting mechanism, wherein the lifting ring is movably connected with the lifting mechanism through a first connecting shaft, the lifting ring is movably connected with the rotating shaft locking mechanism through a second connecting shaft, and the rotating shaft locking mechanism is movably connected with the pulley support through a third connecting shaft.
2. A wire rope guide as claimed in claim 1, in which: the rotating shaft locking mechanism is processed with a first rotating shaft locking mechanism mounting hole, a second rotating shaft locking mechanism mounting hole and a third rotating shaft locking mechanism mounting hole, the first rotating shaft locking mechanism mounting hole and the second rotating shaft locking mechanism mounting hole are identical in shape and coincide with each other in central line, and the third rotating shaft locking mechanism mounting hole is matched in shape and size with the third connecting shaft.
3. A wire rope guide as claimed in claim 2, in which: two opposite side surfaces of the lifting ring are respectively provided with a first lifting ring mounting hole and a second lifting ring mounting hole, the first lifting ring mounting hole and the second lifting ring mounting hole are consistent in shape and coincident in center line, the first lifting ring mounting hole and the second lifting ring mounting hole are respectively provided with a first groove, the number of the second connecting shafts is 2, the end of the second connecting shaft is provided with a second groove, a fastening component is arranged in the first groove and the second groove, the shape and the size formed by the second groove and the first groove are matched with the fastening component, the fastening component is arranged in the first groove and the second groove and is respectively abutted against the second connecting shaft and fixedly connected with the lifting ring, the rotation stop of the lifting ring along the axis direction of the second connecting shaft is realized, and 2 second connecting shafts respectively penetrate through the first lifting ring mounting hole and the second lifting ring mounting hole from two sides of the lifting ring, and the rotating shaft locking mechanism mounting hole I and the rotating shaft locking mechanism mounting hole II are respectively inserted into the rotating shaft locking mechanism mounting hole I and the rotating shaft locking mechanism mounting hole II, so that the rotating shaft locking mechanism is movably connected with the second connecting shaft, and the rotating shaft locking mechanism can rotate around the second connecting shaft.
4. A cable guide device according to claim 3, wherein: and sinking platforms are processed in the first lifting ring mounting hole and the second lifting ring mounting hole, and the size of each sinking platform is matched with that of the end of the second connecting shaft.
5. A wire rope guide as claimed in claim 1, in which: the third connecting shaft connecting device is connected with the top of the third connecting shaft which sequentially penetrates through the pulley bracket and the rotating shaft locking mechanism, so that the third connecting shaft can stop rotating along the axis direction.
6. A cable guide device according to claim 5, wherein: the third connecting shaft bottom processing has the boss, and the bottom processing has the step in the pulley support, the boss with the step butt, the pulley support with pivot locking mechanism bottom butt, the pulley support winds the third connecting shaft rotates.
7. A cable guide device according to claim 6, wherein: the third connecting shaft is sleeved with the flat copper sleeve, and the flat copper sleeve is positioned between the pulley support and the rotating shaft locking mechanism and is abutted to the pulley support and the rotating shaft locking mechanism respectively.
8. A cable guide according to claim 6 or 7, wherein: still include self-lubricating bearing one, the third connecting axle with self-lubricating bearing one cup joints, self-lubricating bearing one with bottom butt in the pulley support.
9. A cable guide according to any one of claims 1 to 5 and 8, wherein: the pulley support comprises two panels, wherein each panel is provided with N waist-shaped holes and 1 pulley support center hole, the number N of the waist-shaped holes is more than or equal to 1, and the two pulley support center holes are identical and the center lines of the two pulley support center holes are superposed.
10. A cable guide device according to claim 9, wherein: protect rope mechanism still including protecting rope mechanism side-mounting board, protecting rope steel pipe, fastening components one, fastening components two, fastening components three and fourth connecting axle, protect rope mechanism side-mounting board and pass through fastening components two, fourth connecting axle and three fixed mounting of fastening components are in on the pulley support, protect the rope steel pipe pass through fastening components one with protect rope mechanism side-mounting board and connect.
11. A cable guide device according to claim 10, wherein: 2 rope protection mechanism side mounting plates are arranged, a first rope protection mechanism mounting hole is processed at one end of each rope protection mechanism side mounting plate, a second rope protection mechanism mounting hole is processed at the other end of each rope protection mechanism side mounting plate, a rope protection mechanism positioning hole is further processed at any position between the first rope protection mechanism mounting hole and the second rope protection mechanism mounting hole, the number of the rope protection mechanism positioning holes is M, M is more than or equal to 1, the first fastening assembly penetrates through the first rope protection mechanism mounting hole to mount the rope protection steel pipe between the 2 rope protection mechanism side mounting plates, the fastening component II penetrates through the rope protection mechanism positioning hole and the waist-shaped hole to fixedly install the rope protection mechanism on the pulley bracket so as to realize the positioning of the rope protection mechanism on the pulley bracket, the fourth connecting shaft penetrates through a second rope protection mechanism mounting hole and a pulley to be connected with the third fastening assembly, and the pulley is mounted between two side mounting plates of the body protection mechanism.
12. A cable guide according to claim 10 or 11, further comprising a second self-lubricating bearing, the number of self-lubricating bearing two is 2, is located respectively the pulley both sides, pulley processing has 1 pulley centre bore, and the fourth connecting axle passes one in proper order protect rope mechanism mounting hole two, one pulley support centre bore, one self-lubricating bearing two the pulley centre bore, another self-lubricating bearing two, another pulley support centre bore and another protect behind the rope mechanism mounting hole two with fastening component three is connected, realizes protect rope mechanism with the connection of pulley support the pulley support with the connection of self-lubricating bearing two with the connection of pulley, the pulley is followed the rotation of fourth connecting axle axis direction.
13. The steel wire rope guide device according to claim 10 or 11, wherein 1 pulley center hole is formed in the pulley, and a fourth connecting shaft sequentially passes through one second rope protection mechanism mounting hole, one pulley support center hole, the pulley center hole, the other pulley support center hole and the other second rope protection mechanism mounting hole, so that the connection between the rope protection mechanism and the pulley support is realized, and the pulley rotates along the axis direction of the fourth connecting shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911388857.4A CN113120787A (en) | 2019-12-30 | 2019-12-30 | Steel wire rope guiding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911388857.4A CN113120787A (en) | 2019-12-30 | 2019-12-30 | Steel wire rope guiding device |
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| CN113120787A true CN113120787A (en) | 2021-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911388857.4A Pending CN113120787A (en) | 2019-12-30 | 2019-12-30 | Steel wire rope guiding device |
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