CN111769489B - Secondary cable strand loosening tool and using method - Google Patents
Secondary cable strand loosening tool and using method Download PDFInfo
- Publication number
- CN111769489B CN111769489B CN202010761870.6A CN202010761870A CN111769489B CN 111769489 B CN111769489 B CN 111769489B CN 202010761870 A CN202010761870 A CN 202010761870A CN 111769489 B CN111769489 B CN 111769489B
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- 238000000034 method Methods 0.000 title claims abstract description 20
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 235000008331 Pinus X rigitaeda Nutrition 0.000 claims description 4
- 235000011613 Pinus brutia Nutrition 0.000 claims description 4
- 241000018646 Pinus brutia Species 0.000 claims description 4
- 238000005491 wire drawing Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000005265 energy consumption Methods 0.000 abstract 1
- 238000010297 mechanical methods and process Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 238000004080 punching Methods 0.000 description 3
- 238000006467 substitution reaction Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 210000000689 upper leg Anatomy 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/14—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for joining or terminating cables
Abstract
The application provides a secondary cable strand loosening tool and a using method thereof, and relates to the technical field of secondary cable manufacturing. Comprises a crank, a perforated disc, a bracket and a stay wire column; the crank is arranged on the bracket, the crank is rotatably connected with the bracket, and one end of the crank is fixedly connected with the perforated disc; a plurality of circles of hole groups are arranged on the perforated disc by taking the center of the perforated disc as the center of a circle, each circle of hole group comprises a plurality of mounting holes distributed at intervals, and each mounting hole in each circle of hole group is positioned on the circumference of the same radius; one end of the stay wire column penetrates through the mounting hole, and a threading hole is formed in one end of the stay wire column penetrating through the mounting hole. In the actual working process, the crank is rotated along the strand loosening direction by hand, so that the wire drawing column is driven by the perforating disc to continuously perform circular motion until the exposed cable core wire is completely loosened. The method can be used for finishing the strand loosing work of the wire cores by a mechanical method, so that the physical strength and energy consumption of workers are greatly reduced, and the working efficiency can be ensured.
Description
Technical Field
The application relates to the technical field of secondary cable manufacturing, in particular to a secondary cable stranding tool and a using method.
Background
The manufacture of the secondary cable head in the transformer substation is an important component of secondary maintenance work of the transformer substation and also is a part of work which consumes time and energy. The reason is mainly that the cable sheath is stripped, and after the inner wire core with the length of 2 meters is exposed, the part of the twisted wire core needs to be loosened and straightened one by one.
Because the cable core that the core number is more is many circles distribution, and the spiral radius of every round sinle silk all can be different, required rotatory linear velocity also can be different when the pine strand. At present, the work is mostly finished by manual operation, but as the working time is prolonged, workers are easy to fatigue, and the working efficiency is reduced.
Disclosure of Invention
To the problem that exists among the prior art, this application provides a secondary cable stranding tool and application method, can utilize mechanized method to accomplish sinle silk stranding work, and the staff's that significantly reduces physical power, energy consume also can guarantee work efficiency.
The application provides a secondary cable strand loosening tool, which comprises a crank, a perforated disc, a bracket and a stay wire column; the crank is arranged on the bracket, the crank is rotatably connected with the bracket, and one end of the crank is fixedly connected with the perforated disc; the perforation disc is provided with a plurality of circles of hole groups by taking the center of the perforation disc as the center of a circle, each circle of hole group comprises a plurality of mounting holes which are distributed at intervals, each mounting hole in each circle of hole group is positioned on the circumference with the same radius, and the circumferences with different circles of hole groups are different in radius; one end of the stay wire column penetrates through the mounting hole, and a threading hole is formed in one end of the stay wire column penetrating through the mounting hole.
Preferably, the diameter of each mounting hole in the group of holes of different rings is the same.
Preferably, the diameters of the respective mounting holes in the hole groups of different rings are different.
Preferably, the central line of the threading hole is parallel to the plane of the perforated disc.
Preferably, the crank comprises a horizontal connecting portion, a vertical middle portion and a horizontal rotating portion, the horizontal connecting portion is parallel to the horizontal rotating portion, the horizontal connecting portion and the horizontal rotating portion are connected through the vertical connecting portion, and the horizontal connecting portion is fixedly connected with the perforated disc.
Preferably, the center of the perforated disc is provided with a connecting hole, the horizontal connecting part is provided with a connecting block matched with the connecting hole, and the connecting block is in interference fit with the connecting hole.
Preferably, the stay wire column is provided with a locking hole, the locking hole is communicated with the threading hole, the central line of the locking hole is perpendicular to the central line of the threading hole, the stay wire column is provided with a cable fixing part, the cable fixing part comprises a locking bolt, and the locking bolt is in threaded connection with the locking hole.
Preferably, one end of the stay wire column, which is far away from the threading hole, is provided with a column head, a spring is sleeved on the stay wire column, the spring is positioned between the column head and the perforation disc, and the diameter of the column head is larger than that of the spring.
Preferably, the connecting hole is a rectangular hole.
A method of using a secondary cable stranding tool, comprising the steps of:
the method comprises the following steps: fixedly connecting the horizontal connecting part of the crank with the connecting hole on the perforated disc;
selecting stay wires with the same number as the cable cores, and respectively inserting one end of each stay wire with a threading hole into the mounting hole at the corresponding position;
step three: each core wire is penetrated into the threading hole of the stay wire column at the corresponding position from the side surface;
step four: tightening the locking bolts at the threading holes to tightly press the core wire, so that the core wire is tightly and reliably connected with the stay wire column;
step five: and manually rotating the crank handle along the strand loosening direction to enable the perforation disc to drive the wire pulling column to continuously perform circular motion until complete strand loosening is realized.
The beneficial effect of this application lies in:
the application provides a secondary cable pine strand instrument and application method, through connecting one root of the cable conductor that exposes on the anchor post of the instrument of loosing strand, and the anchor post penetrates the perforation dish in advance, rotates the crank along the direction of loosing strand with the hand afterwards, makes the perforation dish drive anchor post constantly be circular motion, realizes loosing strand completely until exposing the cable conductor. The application provides a secondary cable stranding tool can utilize mechanized method to accomplish sinle silk stranding work, carries out mechanized stranding with exposed cable core, breaks out the hank power each other, and the staff's that significantly reduces physical power, energy consume also can guarantee work efficiency, makes ready for subsequent sinle silk work of flare-outing.
In addition, the design principle of the application is reliable, the structure is simple, and the application prospect is very wide.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a secondary cable stranding tool in one embodiment of the present application.
Fig. 2 is a schematic structural diagram of a secondary cable stranding tool in an embodiment of the present application.
FIG. 3 is a schematic side view of a secondary cable stranding tool in one embodiment of the present application.
FIG. 4 is a schematic view of the crank in one embodiment of the present application.
Fig. 5 is a schematic structural diagram of a guyed pole in one embodiment of the present application.
Fig. 6 is a schematic structural diagram of a perforated disc in an embodiment of the present application.
In the figure, 1, a crank, 2, a perforated disc, 3, a stay wire column, 4, a mounting hole, 5, a threading hole, 6, a column head, 7, a spring, 8, a locking bolt, 101, a horizontal connecting part, 102, a vertical middle part, 103, a horizontal rotating part, 104, a connecting block, 201, a connecting hole, 301 and a locking hole.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The following explains key terms appearing in the present application.
As shown in fig. 1-6, the present application provides a secondary cable stranding tool, which includes a crank 1, a perforated disc 2, a bracket and a pull post 3; the support is fixed on the ground, the crank handle 1 is arranged on the support, the crank handle 1 is rotatably connected with the support through a bearing, the support plays a role in supporting the crank handle 1 and the perforated disc 2, the support is not shown in fig. 1 and 2, the structure of the support is not the invention point of the application, and details are not repeated here.
Specifically, the crank 1 includes a horizontal connecting portion 101, a vertical intermediate portion 102, and a horizontal rotating portion 103, the horizontal connecting portion 101 is parallel to the horizontal rotating portion 103, the horizontal connecting portion 101 and the horizontal rotating portion 103 are connected by the vertical connecting portion, the horizontal connecting portion 101, the vertical intermediate portion 102, and the horizontal rotating portion 103 all adopt a rod-like structure, and the horizontal connecting portion 101 and the horizontal rotating portion 103 are located on different sides of the vertical intermediate portion 102. Horizontal connecting portion 101 and perforation dish 2 fixed connection can set up the slipmat on the horizontal rotation portion 103, hold horizontal rotation portion 103 and rotate, can drive perforation dish 2 and rotate.
In this embodiment, the center of perforation dish 2 is equipped with connecting hole 201, and in this embodiment, connecting hole 201 adopts rectangular form, be equipped with on the horizontal connection portion 101 with connecting hole 201 assorted connecting block 104, correspond, connecting block 104 rectangular block structure, connecting block 104 inserts in connecting hole 201, connecting block 104 and connecting hole 201 interference fit are with crank 1 and perforation dish 2 fixed connection. In other embodiments, the connecting hole 201 may also have other shapes, and the connecting block 104 has a shape matching the connecting hole 201.
The punching disc 2 is made of a thin cylindrical iron disc, a plurality of circles of hole groups are arranged on the punching disc 2 by taking the center of the punching disc 2 as the circle center, each circle of hole group comprises a plurality of mounting holes 4 distributed at intervals, and each circle of mounting holes 4 in the hole groups are positioned on the circumference of the same radius. In this embodiment, the perforated disc 2 is provided with three hole groups of 29 mounting holes 4 in total, and is suitable for the strand loosening operation of a secondary cable having a core number of 29 or less. When the number of the cable cores is small and the cable cores are only of a two-turn or single-turn structure, holes can be reasonably selected from the perforated disc 2 for utilization.
Specifically, the three-circle hole group comprises a first circle hole group, a second circle hole group and a third circle hole group, the first circle hole group is closest to the connecting hole 201, the first circle hole group comprises 5 mounting holes 4, and the 5 mounting holes 4 are distributed along the center array of the perforated disc 2; the third circle of hole groups is farthest away from the connecting hole 201, the third circle of hole groups comprise 15 mounting holes 4, and the 15 mounting holes 4 are distributed along the center array of the perforated disc 2; the second circle of hole groups is located between the first circle of hole groups and the second circle of hole groups, the second circle of hole groups comprises 9 mounting holes 4, and the 9 mounting holes 4 are distributed along the central array of the perforated disc 2.
In this embodiment, the hole groups of different rings are located at different circumferential radii. Specifically, the circumferential radius of each mounting hole 4 in the first circle of hole groups is smaller than the circumferential radius of each mounting hole 4 in the second circle of hole groups; the radius of the circumference where each mounting hole 4 in the second circle of hole groups is located is smaller than the radius of the circumference where each mounting hole 4 in the third circle of hole groups is located.
The application provides a secondary cable pine thigh instrument so set up many rings of punch combination on perforation dish 2 because the more cable core of current core number is many rings and distributes, and the spiral radius of every round sinle silk all can be different, and required rotatory linear velocity also can be different when loosing the thigh. The quantity and the distribution number of turns of the mounting holes 4 on the designed perforated disc 2 can be reasonably set according to the requirement.
In the actual strand loosening process, the most central core wire of the cable penetrates into the threading hole 5 of the stay wire column 3 in the first circle of hole group, the most outer ring core wire of the cable penetrates into the threading hole 5 of the stay wire column 3 in the third circle, the core wire positioned at the most central part and the most outer ring of the cable penetrates into the threading hole 5 of the stay wire column 3 in the second circle, so that the spiral radius of each ring of the core wire is matched with the required rotating linear speed, and the complete strand loosening of the cable is convenient to realize.
One end of the stay wire column 3 penetrates through the mounting hole 4, in the embodiment, the other end of the stay wire body and the crank handle 1 are located on the same side of the perforated disc 2, in other embodiments, the stay wire body and the crank handle 1 do not need to be located on the same side of the perforated disc 2, at the moment, the crank handle 1 needs to have a certain length, and the cable cannot be influenced to penetrate through the threading hole 5. The terminal of acting as go-between post 3 through mounting hole 4 is equipped with through wires hole 5, and through wires hole 5 adopts the circular port, and the sinle silk of cable passes through wires hole 5. In this embodiment, the central line of the threading hole 5 is parallel to the plane of the threading disc 2. In other embodiments, a certain included angle may also exist between the central line of the threading hole 5 and the plane where the threading disc 2 is located, and the size of the included angle may be set according to actual requirements.
In order to ensure that the core wire is always kept in a tight state in the strand loosening process, one end, far away from the threading hole 5, of the stay 3 is provided with a column head 6, the stay 3 is sleeved with a spring 7, the spring 7 is located between the column head 6 and the perforation disc 2, one end of the spring 7 is fixedly connected with the column head 6, the diameter of the column head 6 is larger than that of the spring 7, and the core wire is always kept in the tight state in the strand loosening process under the elastic force action of the spring 7.
The application also provides a using method of the secondary cable stranding tool, which comprises the following steps:
the method comprises the following steps: fixedly connecting the horizontal connecting part of the crank with the connecting hole on the perforated disc;
selecting stay wires with the same number as the cable cores, and respectively inserting one end of each stay wire with a threading hole into the mounting hole at the corresponding position;
step three: each core wire is penetrated into the threading hole of the stay wire column at the corresponding position from the side surface;
step four: tightening the locking bolts at the threading holes to tightly press the core wire, so that the core wire is tightly and reliably connected with the stay wire column;
step five: and manually rotating the crank handle along the strand loosening direction to enable the perforation disc to drive the wire pulling column to continuously perform circular motion until complete strand loosening is realized.
The working principle of the embodiment is as follows:
and connecting the exposed cable cores one by one to a wire drawing column of a stranding tool, penetrating the wire drawing column into a perforating disc in advance, and then rotating a crank in the stranding direction by hand to drive the wire drawing column to continuously perform circular motion until the exposed cable cores are completely stranded.
Although the present application has been described in detail with reference to the accompanying drawings in conjunction with the preferred embodiments, the present application is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present application by those skilled in the art without departing from the spirit and scope of the present application, and these modifications or substitutions are intended to be covered by the present application/any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (5)
1. The utility model provides a secondary cable pine strand instrument which characterized in that: comprises a crank (1), a perforated disc (2), a bracket and a stay wire column (3); the crank (1) is arranged on the bracket, the crank (1) is rotatably connected with the bracket, and one end of the crank (1) is fixedly connected with the perforated disc (2); a plurality of circles of hole groups are arranged on the perforated disc (2) by taking the center of the perforated disc as the center of a circle, each circle of hole group comprises a plurality of mounting holes (4) distributed at intervals, each mounting hole (4) in each circle of hole group is positioned on the circumference with the same radius, and the circumferences with different circles of hole groups are different in radius; one end of the stay wire column (3) penetrates through the mounting hole (4), and a threading hole (5) is formed in the end, penetrating through the mounting hole, of the stay wire column (3);
the diameters of the mounting holes (4) in the hole groups of different rings are the same or different;
the crank (1) comprises a horizontal connecting part (101), a vertical middle part (102) and a horizontal rotating part (103), the horizontal connecting part (101) is parallel to the horizontal rotating part (103), the horizontal connecting part (101) and the horizontal rotating part (103) are connected through the vertical connecting part (102), and the horizontal connecting part (101) is fixedly connected with the perforated disc (2);
a connecting hole (201) is formed in the center of the perforated disc (2), a connecting block (104) matched with the connecting hole is arranged at one end of the crank (1), and the connecting block (104) is in interference fit with the connecting hole (201);
be equipped with locking hole (301) on acting as go-between post (3), locking hole (301) and through wires hole (5) intercommunication, the central line perpendicular to in locking hole (301) the central line in through wires hole (5), be equipped with cable fixing part on acting as go-between post (3), cable fixing part includes locking bolt (8), locking bolt (8) and locking hole (301) threaded connection.
2. The secondary cable stranding tool of claim 1, wherein: the central line of the threading hole (5) is parallel to the plane of the threading disc (2).
3. The secondary cable stranding tool of claim 1, wherein: one end of the stay wire column (3) far away from the threading hole (5) is provided with a column head (6), the stay wire column (3) is sleeved with a spring (7), the spring (7) is positioned between the column head (6) and the perforation disc (2), and the diameter of the column head (6) is larger than that of the spring (7).
4. The secondary cable stranding tool of claim 1, wherein: the connecting hole (201) is a rectangular hole.
5. A method of using a secondary cable stranding tool according to any one of claims 1 to 4, characterised by the steps of:
the method comprises the following steps: fixedly connecting the horizontal connecting part of the crank with the connecting hole on the perforated disc;
selecting stay wires with the same number as the cable cores, and respectively inserting one end of each stay wire with a threading hole into the mounting hole at the corresponding position;
step three: each core wire is penetrated into the threading hole of the stay wire column at the corresponding position from the side surface;
step four: tightening the locking bolts at the threading holes to tightly press the core wire, so that the core wire is tightly and reliably connected with the stay wire column;
step five: and manually rotating the crank handle along the strand loosening direction to enable the perforation disc to drive the wire pulling column to continuously perform circular motion until complete strand loosening is realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010761870.6A CN111769489B (en) | 2020-07-31 | 2020-07-31 | Secondary cable strand loosening tool and using method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010761870.6A CN111769489B (en) | 2020-07-31 | 2020-07-31 | Secondary cable strand loosening tool and using method |
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| Publication Number | Publication Date |
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| CN111769489A CN111769489A (en) | 2020-10-13 |
| CN111769489B true CN111769489B (en) | 2021-08-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010761870.6A Active CN111769489B (en) | 2020-07-31 | 2020-07-31 | Secondary cable strand loosening tool and using method |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112563862B (en) * | 2020-11-30 | 2022-08-05 | 贵州电网有限责任公司 | Quick wiring device of low-voltage wire |
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| US5853033A (en) * | 1996-07-15 | 1998-12-29 | Kavanagh; Gregory S. | Wire untwisting apparatus |
| CN101358433A (en) * | 2008-09-12 | 2009-02-04 | 玉溪玉杯金属制品有限公司 | Stress eliminating device |
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