CN213176660U - Steel wire rope end fixing device for preventing steel wire rope from twisting - Google Patents
Steel wire rope end fixing device for preventing steel wire rope from twisting Download PDFInfo
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- CN213176660U CN213176660U CN202021379148.8U CN202021379148U CN213176660U CN 213176660 U CN213176660 U CN 213176660U CN 202021379148 U CN202021379148 U CN 202021379148U CN 213176660 U CN213176660 U CN 213176660U
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Abstract
The utility model provides a prevent wire rope torsional wire rope tip fixing device, belongs to wire rope clamping device technical field for prevent that wire rope from twisting. The technical scheme is as follows: on the bottom plate welded fastening was in the equipment body, there was the round hole on the bottom plate, the round hole on the bottom plate was passed to the lower part of rocker bolt, the upper portion screw in rocker fixation nut of rocker bolt, placed the sphere slide between rocker fixation nut's bottom surface and bottom plate surface, the diameter phase-match of the central hole of sphere slide and rocker bolt, the lower extreme of rocker bolt is connected through the upper end of round pin axle with the wedge cover, wire rope's one end is placed in the wedge cover, the voussoir inserts the wedge cover and is connected with wire rope wedging. The utility model discloses simple structure, easy manufacturing, convenient maintenance can reduce twisting reverse, the winding of wire rope in the use, improve the operational reliability of service equipment, and the installation is accomplished and is accomplished the automatic release torsional stress process promptly simultaneously, can reduce wire rope's wearing and tearing simultaneously, improves wire rope's life.
Description
Technical Field
The utility model relates to a wire rope tip fixing device with prevent that wire rope from twisting reverse function belongs to wire rope clamping device technical field.
Background
In a hoisting equipment facility using a steel wire rope, the end part of the steel wire rope is often required to be fixed with other parts or matched with other mechanisms so as to have a traction function, and a steel wire rope clamp and a steel wire rope pin are common fixed forms. Because the steel wire rope is formed by twisting a plurality of layers of stranded steel wires according to a certain rotating direction, the longer steel wire rope is easy to generate the phenomena of torsion, cross friction and the like in the initial installation and use processes. The steel wire ropes on equipment such as cranes and the like are often subjected to abnormal wear, wire breakage and the like due to torsion and friction, so that the steel wire ropes fail early and even accidents are caused. The method for treating the torsion of the steel wire rope is generally implemented by manually laying in a clean working environment or lifting by using a lifting machine to release the torsion, the methods need to use a large amount of manpower or a lifting machine with a large lifting height, the cost of manual machines and tools is high in the working process, the efficiency is low, and a suitable operating environment and place are difficult to find in a use site. In order to improve the reliability of facilities using steel wire ropes and reduce the current requirement of cost of manual machines for processing the torsion problem of the steel wire ropes, it is necessary to design a steel wire rope end fixing device which is more suitable for the actual requirement of safe operation of equipment for a steel wire rope clamping mechanism in equipment such as hoisting machinery, riggings and the like.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a prevent wire rope torsional wire rope tip fixing device is provided, this kind of device can reduce twisting reverse, the winding of wire rope in the use, improves the operational reliability of service equipment, can reduce wire rope's wearing and tearing simultaneously, improves wire rope's life.
The technical scheme for solving the technical problems is as follows:
the utility model provides a prevent wire rope torsional wire rope tip fixing device, which comprises a base plate, the rocker bolt, rocker fixation nut, the sphere slide, the wedge cover, the round pin axle, the voussoir, bottom plate welded fastening is on the equipment body, there is the round hole on the bottom plate, the round hole on the bottom plate is passed to the lower part of rocker bolt, the upper portion screw in rocker fixation nut of rocker bolt, the sphere slide has been placed between the bottom surface of rocker fixation nut and bottom plate surface, the diameter of sphere slide is greater than the round hole that passes the rocker bolt on the bottom plate, the central hole of sphere slide and the diameter phase-match of rocker bolt, the lower extreme of rocker bolt is connected with the upper end of wedge cover through the round pin axle, wire rope's one end is placed in the wedge cover.
According to the steel wire rope end fixing device for preventing the steel wire rope from twisting, the rocker fixing nut is a slotted nut, the rod body on the upper portion of the rocker bolt is provided with the transverse pin hole, and the slotted pin penetrates through the slot of the rocker fixing nut and the pin hole in the rod body of the rocker bolt to fixedly connect the rocker fixing nut with the rocker bolt.
According to the steel wire rope end fixing device for preventing the steel wire rope from twisting, the spherical gasket is arranged between the bottom surface of the rocker fixing nut and the spherical sliding seat.
According to the steel wire rope end fixing device for preventing the steel wire rope from twisting, the wedge sleeve is made of steel plates, the two trapezoidal steel plates are oppositely arranged in parallel, the trapezoidal edges on the two sides of the two trapezoidal steel plates are respectively welded and connected through the rectangular steel plate strips, the small-diameter end of the wedge sleeve is downward in opening, the large-diameter end of the wedge sleeve is upward in opening, the length of the large-diameter opening of the wedge sleeve is larger than the width of the wedge block, and the wedge block is placed into the wedge sleeve from the large-diameter opening of the wedge sleeve.
According to the steel wire rope end fixing device for preventing the steel wire rope from twisting, the two trapezoidal edges on one side of the wedge sleeve are respectively welded with the two connecting steel plates, the surfaces of the two connecting steel plates are provided with the opposite pin hole holes, the lower end of the rocker bolt is welded with the circular ring, the circular hole is inserted between the two connecting steel plates at the upper end of the wedge sleeve, the circular ring at the lower end of the rocker bolt is opposite to the pin hole holes of the two connecting steel plates, and the pin shaft is used for tightly connecting the pin hole of the connecting steel plate with the circular.
According to the steel wire rope end fixing device for preventing the steel wire rope from twisting, the wedge block is a trapezoidal steel block, the trapezoidal gradient of the wedge block is matched with the trapezoidal gradient of the wedge sleeve, the large-diameter end of the wedge block is a circular arc-shaped top surface, the upper trapezoidal top surface and the inclined surfaces on the two sides of the wedge block are provided with the grooves, the depth of each groove is smaller than the radius of the steel wire rope, the inner side of the steel wire rope is located in the grooves of the upper trapezoidal top surface and the inclined surfaces on the two sides of the wedge block, and the.
The utility model has the advantages that:
the rocker bolt of the utility model is connected with the steel wire rope through the wedge sleeve and the wedge block, and the rocker bolt can rotate around the axis of the rocker bolt on the bottom plate, thereby eliminating the torsional force of the steel wire rope and avoiding the steel wire rope from twisting; the spherical matching surfaces of the spherical gasket and the spherical sliding seat can ensure that the rocker bolt is fixed on the bottom plate and has a larger swing angle, so that the steel wire rope has larger freedom degree when swinging within a certain traction angle range, and the steel wire rope is prevented from being broken from the root when swinging and bending within a large range; the wedge sleeve is connected with the rocker bolt by a pin shaft, and can swing to a larger extent around the pin shaft to further compensate the working ranges of the spherical gasket and the spherical sliding seat.
The utility model has the advantages of simple structure, easy manufacturing, convenient maintenance, can reduce twisting of wire rope in the use, the winding, it is big to have solved the unable inside torsional force of release of conventional wire rope tip fixing device and cause the plant maintenance volume, influence defects such as equipment safe operation, the operational reliability of user equipment has been improved, first installation or later stage change fixed wire rope need not to consider the inside torsional stress of wire rope, it consumes a large amount of manpower and materials manual processing process to remove from, the installation is accomplished and is accomplished the automatic release torsional stress process simultaneously promptly, wire rope's wearing and tearing can be reduced simultaneously, wire rope's life is improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
The figures are labeled as follows: the device comprises a bottom plate 1, a rocker bolt 2, a rocker fixing nut 3, a cotter pin 4, a spherical gasket 5, a spherical sliding seat 6, a wedge sleeve 7, a connecting steel plate 8, a pin shaft 9, a wedge block 10 and a steel wire rope 11.
Detailed Description
The utility model discloses constitute by bottom plate 1, rocker bolt 2, rocker fixation nut 3, split pin 4, spherical gasket 5, spherical slide 6, wedge cover 7, connecting plate 8, round pin axle 9, voussoir 10.
The drawing shows that a bottom plate 1 is fixedly welded on an equipment body, a round hole is formed in the bottom plate 1, the lower portion of a rocker bolt 2 penetrates through the round hole in the bottom plate 1, a rocker fixing nut 3 is screwed into the upper portion of the rocker bolt 2, the rocker fixing nut 3 is a slotted nut, a transverse pin hole is formed in a rod body on the upper portion of the rocker bolt 2, and a split pin 4 penetrates through a slot of the rocker fixing nut 3 and a pin hole in the rod body of the rocker bolt 2 to fixedly connect the rocker fixing nut 3 with the rocker bolt 2. The cotter pin 4 penetrates into a pin hole processed by the rocker bolt 2 along the axis vertical to the axis of the rocker bolt and is matched with the slot on the rocker fixing nut 3 for preventing looseness.
The figure shows that a spherical gasket 5 and a spherical sliding seat 6 are arranged on the bottom surface of the rocker fixing nut 3 and the surface of the bottom plate 1, the diameter of the spherical sliding seat 6 is larger than that of the bottom plate 1 which penetrates through the hole of the rocker bolt 2 and supports the spherical gasket 5 and the rocker fixing nut 3, so that the parts such as the rocker bolt 2 and the rocker fixing nut 3 are limited on the bottom plate 1 and cannot be drawn out downwards. The spherical matching surfaces of the spherical gasket 5 and the spherical sliding seat 6 can ensure that the rocker bolt 2 is fixed on the bottom plate 1 and has a larger swing angle, and the spherical matching surfaces of the spherical gasket 5 and the spherical sliding seat 6 have the anti-friction effect in the rotating process.
The lower end of the rocker bolt 2 is connected with the upper end of the wedge sleeve 7 through a pin shaft 9, one end of a steel wire rope 11 is placed in the wedge sleeve 7, and a wedge 10 is driven into the wedge sleeve 7 to be wedged and connected with the steel wire rope 11.
The wedge sleeve 7 is made of steel plates, the two trapezoidal steel plates are oppositely arranged in parallel, the trapezoidal edges on the two sides of the two trapezoidal steel plates are respectively welded and connected through rectangular steel plate strips, the small-diameter end of the wedge sleeve 7 is opened downwards, the large-diameter end of the wedge sleeve 7 is opened upwards, and the length of the large-diameter opening of the wedge sleeve 7 is larger than the width of the wedge block 10. When the wedge 10 is used, the wedge 10 is driven into the wedge sleeve 7 from the large-diameter opening of the wedge sleeve 7, and if the steel wire rope 11 is separated from the wedge sleeve 7, the wedge 10 can be upwards knocked from the small-diameter opening at the lower end of the wedge sleeve 7, so that the wedge 10 can be withdrawn from the large-diameter opening at the upper end of the wedge sleeve 7.
The figure shows that two trapezoidal edges on one side of the wedge sleeve 7 are respectively welded with two connecting steel plates 8, the surfaces of the two connecting steel plates 8 are provided with opposite pin shaft holes, the lower end of the rocker bolt 2 is welded with a circular ring, the circular ring is inserted between the two connecting steel plates 8 at the upper end of the wedge sleeve 7, the circular ring at the lower end of the rocker bolt 2 is opposite to the pin shaft holes of the two connecting steel plates 8, and a pin shaft 9 is used for tightly connecting the pin shaft holes of the wedge sleeve 7 with the circular ring of the rocker bolt 2. The wedge sleeve 7 is connected with the rocker bolt 2 by a pin shaft 9, and the wedge sleeve 7 can swing to a larger extent around the pin shaft 9 to further compensate the working ranges of the spherical gasket 5 and the spherical sliding seat 6.
The figure shows that the wedge block 10 is a trapezoidal steel block, the trapezoidal gradient of the wedge block 10 is matched with the trapezoidal gradient of the wedge sleeve 7, the large-diameter end of the trapezoid of the wedge block 10 is a circular arc-shaped top surface, grooves are formed in the upper top surface and the inclined surfaces at two sides of the wedge block 10, the depth of each groove is smaller than the radius of the steel wire rope 11, the inner side of the steel wire rope 11 is located in the grooves of the upper top surface and the inclined surfaces at two sides of the wedge block 10, the outer side of the steel wire rope 11 is in contact with the inner walls of the two side surfaces of the wedge sleeve 7, and the wedge block 10 in the wedge. When the steel wire rope 11 is tensioned downwards, the wedge block 10 moves downwards under the action of the steel wire rope 11, and the wedge block 10 is trapezoidal, so that the wedge block 10 clamps the steel wire rope 11 after moving downwards, and the effect of automatic locking is achieved.
The utility model discloses a part combinations such as rocker bolt 2, rocker fixation nut 3, wedge cover 7 form a tip fixed part that has 11 torsional stress functions of release wire rope.
The utility model discloses in the course of the work, the spherical fitting surface of spherical gasket 5 and spherical slide 6 can guarantee that rocker bolt 2 has great swing angle when fixing on bottom plate 1 to there is great degree of freedom when adapting to wire rope 11 and swing at certain traction angle within range, avoided wire rope 11 to take place from the cracked condition of root when bending in swing on a large scale. When the steel wire rope 11 has the requirement of adjusting the stroke, the stroke of the fixing device at the end part of the steel wire rope 11 can be finely adjusted by adjusting the position of the rocker fixing nut 3 on the rocker bolt 2. The rocker bolt 2 can rotate freely in the round hole on the bottom plate 1, and the steel wire rope 11 drives each connecting piece to rotate and release by taking the rocker bolt 2 as an axis when having internal torsional stress. The cotter pin 4 penetrates into a pin hole processed by the rocker bolt 2 along the axis vertical to the axis of the rocker bolt and is matched with the slot on the rocker fixing nut 3 for preventing looseness. The pin shaft 9 can enable the wedge sleeve 7 to swing to a larger extent along the pin shaft 9 while connecting the rocker bolt 2 and the wedge sleeve 7, and further compensate the working ranges of the spherical gasket 5 and the spherical sliding seat 6.
The specifications of the wedge sleeve 7 and the wedge block 10 need to be matched and matched according to the steel wire rope 11, and the strength of the rocker fixing nut 3 and the rocker bolt 2 is calculated by load calculation in the tensioning direction of the steel wire rope 11.
The utility model discloses an embodiment as follows:
the length of the bottom plate 1 is 120mm, the width is 60mm, and the thickness is 25 mm;
the diameter of the rocker bolt 2 is 30mm, and the length is 300 mm;
the diameter of the spherical gasket 5 is 50mm, and the thickness is 17 mm;
the diameter of the spherical sliding seat 6 is 50mm, and the thickness is 15 mm;
the wedge sleeve 7 is 150mm in length, 70mm in width and 60mm in thickness;
the diameter of the pin shaft 9 is 30mm, and the length of the pin shaft is 90 mm;
the wedge 10 has a length of 100mm, a width of 40mm and a thickness of 30 mm.
Claims (6)
1. The utility model provides a prevent torsional wire rope tip fixing device which characterized in that: it comprises a bottom plate (1), a rocker bolt (2), a rocker fixing nut (3), a spherical sliding seat (6), a wedge sleeve (7), a pin shaft (9) and a wedge block (10), wherein the bottom plate (1) is welded and fixed on an equipment body, the bottom plate (1) is provided with a round hole, the lower part of the rocker bolt (2) penetrates through the round hole on the bottom plate (1), the upper part of the rocker bolt (2) is screwed into the rocker fixing nut (3), the spherical sliding seat (6) is placed between the bottom surface of the rocker fixing nut (3) and the surface of the bottom plate (1), the diameter of the spherical sliding seat (6) is larger than the round hole which penetrates through the rocker bolt (2) on the bottom plate (1), the central inner hole of the spherical sliding seat (6) is matched with the diameter of the rocker bolt (2), the lower end of the rocker bolt (2) is connected with the upper end of the wedge sleeve (7) through the pin shaft, the wedge block (10) is inserted into the wedge sleeve (7) and is in wedged connection with the steel wire rope (11).
2. The wire rope end fixing device for preventing twisting of a wire rope according to claim 1, wherein: the rocker fixing nut (3) is a slotted nut, a transverse pin hole is formed in the rod body on the upper portion of the rocker bolt (2), and the split pin (4) penetrates through the slot of the rocker fixing nut (3) and the pin hole in the rod body of the rocker bolt (2) to fixedly connect the rocker fixing nut (3) with the rocker bolt (2).
3. The wire rope end fixing device for preventing twisting of a wire rope according to claim 1, wherein: and a spherical gasket (5) is arranged between the bottom surface of the rocker fixing nut (3) and the spherical sliding seat (6).
4. The wire rope end fixing device for preventing twisting of a wire rope according to claim 1, wherein: the wedge sleeve (7) is made of steel plates, the two trapezoidal steel plates are oppositely arranged in parallel, the trapezoidal edges on the two sides of the two trapezoidal steel plates are respectively welded and connected through rectangular steel plate strips, the small-diameter end of the wedge sleeve (7) is opened downwards, the large-diameter end of the wedge sleeve (7) is opened upwards, the length of the large-diameter opening of the wedge sleeve (7) is larger than the width of a wedge block (10), and the wedge block (10) is placed into the wedge sleeve (7) from the large-diameter opening of the wedge sleeve (7).
5. The wire rope end fixing device for preventing twisting of a wire rope according to claim 4, wherein: two trapezoidal limits of one side of wedge cover (7) weld two connecting steel sheet (8) respectively, have relative round pin shaft hole on the face of two connecting steel sheet (8), and the lower extreme welding of rocker bolt (2) has the ring, and the round hole is inserted between two connecting steel sheet (8) of wedge cover (7) upper end, and the ring of rocker bolt (2) lower extreme is relative with the round pin shaft hole of two connecting steel sheet (8), and round pin axle (9) will connect the round pin shaft hole of steel sheet (8) and the ring fastening connection of rocker bolt (2).
6. The wire rope end fixing device for preventing twisting of a wire rope according to claim 5, wherein: the wedge block (10) is a trapezoidal steel block, the trapezoidal gradient of the wedge block (10) is matched with the trapezoidal gradient of the wedge sleeve (7), the large-diameter end of the wedge block is a circular arc-shaped top surface, grooves are formed in the upper trapezoidal top surface and the inclined surfaces on the two sides of the wedge block, the depth of each groove is smaller than the radius of the steel wire rope (11), the inner side of the steel wire rope (11) is located in the grooves of the upper trapezoidal top surface and the inclined surfaces on the two sides of the wedge block (10), and the outer side of the steel wire rope (11) is in contact with the inner walls of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021379148.8U CN213176660U (en) | 2020-07-14 | 2020-07-14 | Steel wire rope end fixing device for preventing steel wire rope from twisting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021379148.8U CN213176660U (en) | 2020-07-14 | 2020-07-14 | Steel wire rope end fixing device for preventing steel wire rope from twisting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213176660U true CN213176660U (en) | 2021-05-11 |
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ID=75792659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021379148.8U Active CN213176660U (en) | 2020-07-14 | 2020-07-14 | Steel wire rope end fixing device for preventing steel wire rope from twisting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213176660U (en) |
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2020
- 2020-07-14 CN CN202021379148.8U patent/CN213176660U/en active Active
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