CN220492546U - Very split conductor V type insulator chain pay-off - Google Patents
Very split conductor V type insulator chain pay-off Download PDFInfo
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- CN220492546U CN220492546U CN202321271412.XU CN202321271412U CN220492546U CN 220492546 U CN220492546 U CN 220492546U CN 202321271412 U CN202321271412 U CN 202321271412U CN 220492546 U CN220492546 U CN 220492546U
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- string
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- 239000012212 insulator Substances 0.000 title claims abstract description 24
- 239000004020 conductor Substances 0.000 title claims description 14
- 239000000725 suspension Substances 0.000 claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 claims description 22
- 239000010959 steel Substances 0.000 claims description 22
- 238000010276 construction Methods 0.000 abstract description 4
- 230000001360 synchronised effect Effects 0.000 abstract description 2
- 241000826860 Trapezium Species 0.000 abstract 1
- 230000003014 reinforcing effect Effects 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The application discloses ten lead V type insulator chain pay-off that splits, including the stores pylon, the stores pylon include two yoke plates and be used for connecting two the cantilever connection roof beam of yoke plate. The yoke plate be trapezium structure, the both ends of suspension connection roof beam respectively through first connecting piece with the inner tip of the minor face of yoke plate, the outer tip of the minor face of yoke plate is provided with the hanging hole that is used for being connected with the insulator chain. And a connecting plate is arranged in the middle of the suspension connecting beam. The lower ends of the connecting plate and the connecting plate are respectively provided with a paying-off pulley, and the sum of the wire splitting numbers corresponding to the paying-off pulleys is equal to ten. The paying-off device can be suitable for synchronous traction of the same phase or the same pole of the very split wire, and meets the erection construction requirement of the very split wire.
Description
Technical Field
The utility model relates to the technical field of electric power construction equipment, in particular to a pay-off device for a V-shaped insulator string of a very split lead.
Background
At present, the single-phase or unipolar conductor split number of the high-voltage and extra-high voltage transmission line is as follows: binary, ternary, quaternary, hexacyclic and octacyclic. When the wire is put on the wire, the wires are required to be synchronously pulled in the same phase or the same pole through the paying-off pulley.
In the related art, three-wheel paying-off pulleys, four-wheel paying-off pulleys, five-wheel paying-off pulleys and seven-wheel paying-off pulleys are respectively designed for a two-split wire, a three-split wire, a four-split wire and a six-split wire. The eight-split conductor can be erected by adopting two five-wheel paying-off pulleys.
However, as the power transmission requirements of the transmission line increase, the number of split conductors increases. The newly designed ten split conductors are originated both domestically and internationally, but no paying-off tackle for a ten split conductor suspension tower is currently available.
Disclosure of Invention
To the problem that does not have the unwrapping wire coaster to ten split conductor suspension tower erects at present, this application provides a ten split conductor V type insulator chain unwrapping wire device, and this unwrapping wire device can be applicable to ten split conductor homophase or homopolar synchronous traction, satisfies ten split conductor's construction demands of erectting.
The technical scheme adopted for solving the technical problems is as follows:
a very split conductor V-shaped insulator string paying-off device comprises a hanging frame, wherein the hanging frame comprises two yoke plates and a suspension connecting beam for connecting the two yoke plates;
the connecting plate is of a trapezoid structure, two ends of the suspension connecting beam are respectively connected with the inner end parts of the short sides of the connecting plate through first connecting pieces, and hanging holes used for being connected with insulator strings are formed in the outer end parts of the short sides of the connecting plate;
a connecting plate is arranged in the middle of the suspension connecting beam;
the lower ends of the connecting plate and the connecting plate are respectively provided with a paying-off pulley, and the sum of the wire splitting numbers corresponding to the paying-off pulleys is equal to ten.
Further, the lower end of the connecting plate is provided with a three-wheel paying-off pulley, and the lower end of the connecting plate is provided with two three-wheel paying-off pulleys.
Further, two three-wheel paying-off pulleys arranged on the yoke plate are respectively positioned at two ends of the long side of the yoke plate.
Further, a three-wheel paying-off pulley is arranged at the lower end of the connecting plate, a five-wheel paying-off pulley is arranged on the connecting plate, and the five-wheel paying-off pulley is located at the outer side of the hanging hole.
Further, the suspension connection beam comprises two connection beams arranged in parallel, and the yoke plate is clamped between the two connection beams.
Further, the connecting beam adopts channel steel, and the opening of the channel steel faces to the outer side.
Further, a plurality of reinforcing plates are arranged on the outer side of the channel steel, and the upper end and the lower end of each reinforcing plate are fixedly connected with wing plates of the channel steel respectively.
Further, the connecting plate is located between the two connecting beams and is connected with the two connecting beams through a second connecting piece.
Further, the connecting plate is connected with the connecting beam through two groups of second connecting pieces.
The beneficial effects of the utility model are as follows:
the embodiment of the application provides a ten lead V type insulator chain pay-off that splits carries out composite connection with current unwrapping wire coaster through the stores pylon, can carry out ten tension exhibition of splitting the lead and put. The paying-off device fully utilizes the existing paying-off pulley, reduces purchasing of paying-off equipment, and reduces construction cost.
Drawings
FIG. 1 is a first working state diagram of a pay-off device for a V-shaped insulator string with very split conductors according to an embodiment of the present application;
FIG. 2 is a front view of the hanger;
FIG. 3 is a top view of the hanger;
FIG. 4 is a side view of the hanger;
FIG. 5 is a schematic perspective view of a hanger;
FIG. 6 is a schematic perspective view of a hanger II;
FIG. 7 is an exploded view of the hanger;
fig. 8 is a front view of a pay-off device for a V-shaped insulator string with a very split wire according to another embodiment of the present application.
In the figure: 11. a yoke plate; 111. a hanging hole; 112. a first connection hole; 113. a first mounting hole; 12. suspending the connecting beam; 121. a connecting beam; 1211. a first through hole; 1212. a second through hole; 1213. a first boss; 1214. a second boss; 122. a reinforcing plate; 13. a first connector; 131. a first bolt; 132. a first nut; 14. a connecting plate; 141. a second mounting hole; 142. a second connection hole; 15. a second connector; 151. a second bolt; 152. a second nut;
21. three-wheel paying-off pulley; 22. five-wheel paying-off pulley;
3. an insulator string.
Detailed Description
In order to enable those skilled in the art to better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be described in detail below with reference to the accompanying drawings in the embodiments of the present application, and the described embodiments are only some embodiments, but not all embodiments of the present application. All other embodiments obtained without inventive effort by a person skilled in the art on the basis of the embodiments of the present application shall fall within the scope of protection of the present application.
Example 1
As shown in fig. 1 and 2, a pay-off device for a V-shaped insulator string with quite split wires comprises a hanger, wherein the hanger comprises two yoke plates 11 with trapezoid structures, the short sides of the yoke plates 11 are located above, and the long sides of the yoke plates are located below. A suspension connection beam 12 is disposed between the two connection plates 11, and two ends of the suspension connection beam 12 are respectively connected with an inner end portion of a short side of the connection plate 11 (an opposite end of the two connection plates 11 is taken as an inner end) through a first connecting piece 13. The outer end of the short side of the yoke plate 11 is provided with a hanging hole 111 for connection with the insulator string 3.
A connection plate 14 is provided at a middle position of the suspension connection beam 12, and a lower end of the connection plate 14 extends below the suspension connection beam 12.
The lower ends of the connecting plate 11 and the connecting plate 14 are respectively provided with a paying-off pulley, and the sum of the wire splitting numbers corresponding to the paying-off pulleys is ten.
As a specific embodiment, in this embodiment, a three-wheel paying-off pulley 21 is disposed at the lower end of the connecting plate 14, two three-wheel paying-off pulleys 21 are disposed at the lower end of the connecting plate 11, and two three-wheel paying-off pulleys 21 disposed on the connecting plate 11 are respectively disposed at two ends of the long side of the connecting plate 11, and two ends of the long side of the connecting plate 11 are respectively provided with a first connecting hole 112 for connecting with the paying-off pulleys.
That is, in this embodiment, the tension stringing is performed by adopting a traction mode of "5× (one traction 2)" which is in-phase or homopolar synchronization. Each three-wheel paying-off pulley 21 can adapt to a traction mode of one traction 2, so that the five three-wheel paying-off pulleys 21 can be combined to adapt to the tension stringing requirement of quite split wires.
As a specific embodiment, the first connecting member 13 in this embodiment includes a first bolt 131 and a first nut 132 disposed on the first bolt 131, the yoke plate 11 is provided with a first mounting hole 113 for accommodating the first bolt 131, and the cantilever beam 12 is provided with a first through hole 1211 for accommodating the first bolt 131. The yoke plate 11 and the cantilever beam 12 are both positioned between the first nut 132 and the head of the first bolt 131, and the first nut 132 limits the freedom of axial sliding movement of the yoke plate 11 and the cantilever beam 12 relative to the first bolt 131.
As shown in fig. 5, 6 and 7, the cantilever connection beam 12 includes two connection beams 121 arranged in parallel, and the yoke plate 11 is clamped between the two connection beams 121.
As a specific embodiment, the connection beam 121 in this embodiment is a channel steel, and an opening of the channel steel faces outward (the opposite side of the two connection beams 121 is the inner side). The webs of the two channel steels are respectively provided with a first through hole 1211 for accommodating the first bolt 131, the head of the first bolt 131 is pressed on the web of one channel steel, and the first nut 132 is pressed on the web of the other channel steel.
Further, in order to enhance the structural strength of the suspension beam 12, as shown in fig. 3 and 4, a plurality of reinforcing plates 122 are disposed on the outer side of the channel steel (the opposite side of the two connecting beams 121 is taken as the inner side), and the upper and lower ends of the reinforcing plates 122 are fixedly connected with the wing plates of the channel steel in a welding manner.
As a specific embodiment, two reinforcing plates 122 are disposed on the outer side of the channel steel in this embodiment, and the reinforcing plates 122 are located between the yoke plate 11 and the connecting plate 14.
As shown in fig. 5 and 7, the connection plate 14 is located between the two connection beams 121 and connected to the two connection beams 121 through the second connection member 15.
As a specific embodiment, the second connecting member 15 described in the present embodiment includes a second bolt 151 and a second nut 152 provided on the second bolt 151. The webs of the two channel steels are respectively provided with a second through hole 1212 for accommodating the second bolt 151, and the connecting plate 14 is provided with a second mounting hole 141 for accommodating the second bolt 151. The webs of the two channel steels are located between the second nut 152 and the head of the second bolt 151, and under the locking action of the second nut 152, the head of the second bolt 151 is pressed against the web of the channel steel on one side close to the head of the second bolt 151.
The lower end of the connecting plate 14 is provided with a second connecting hole 142 for connecting the paying-off pulley.
As a specific embodiment, the connection plate 14 in this embodiment has an inverted triangle structure, that is, one corner of the triangle faces downward, and the side opposite to the corner facing downward is in a horizontal state. The connecting plate 14 is connected to the connecting beam 121 by two sets of second connecting members 15. Correspondingly, two second through holes 1212 for accommodating the second bolts 151 are provided on the web plate of the connecting beam 121, and two second mounting holes 141 for accommodating the second bolts 151 are provided on the connecting plate 14.
Further, in order to improve the bearing capacity of the channel steel, as shown in fig. 7, a first boss 1213 coaxially arranged with the first through hole 1211 is provided on an outer side surface (an opposite side to the two connection beams 121) of a web of the channel steel, and an inner diameter of the first boss 1213 is equal to a diameter of the first through hole 1211. A second boss 1214 coaxially arranged with the second through hole 1212 is provided on an outer side surface (an opposite side of the two connecting beams 121 is taken as an inner side) of the web of the channel steel, and an inner diameter of the second boss 1214 is equal to a diameter of the second through hole 1212.
Example two
In this example, the tension stringing is performed by using a drawing method of "2× (one drawing 4) +1× (one drawing 2)" which is in-phase or homopolar synchronization.
As shown in fig. 8, only one five-wheel pay-off pulley 22 is provided on the yoke plate 11, and the five-wheel pay-off pulley 22 is connected to the first connection hole 112 on the side far from the connection plate 14.
The five-wheel paying-off pulleys 22 positioned at the two sides can adapt to the traction mode of one traction 4, and the three-wheel paying-off pulleys 21 positioned in the middle can adapt to the traction mode of one traction 2. Thus, the combination of two five-wheel pay-off pulleys 22 and one three-wheel pay-off pulley 21 can accommodate the tension-wire requirements of very split wires.
The rest of the structure is the same as that of the first embodiment.
On the basis of the embodiments provided by the application, other embodiments obtained by combining, splitting, recombining and other means of the embodiments of the application do not exceed the protection scope of the application.
The foregoing detailed description of the embodiments of the present application has been provided for the purpose of illustrating the purposes, technical solutions and advantages of the embodiments of the present application, and is not intended to limit the scope of the embodiments of the present application, i.e., any modifications, equivalent substitutions, improvements, etc. made on the basis of the embodiments of the present application should be included in the scope of the embodiments of the present application.
Claims (9)
1. A very split conductor V type insulator chain pay-off, its characterized in that: the hanger comprises a hanger body, wherein the hanger body comprises two yoke plates (11) and a suspension connecting beam (12) for connecting the two yoke plates (11);
the connecting plate (11) is of a trapezoid structure, two ends of the hanging connecting beam (12) are respectively connected with the inner end parts of the short sides of the connecting plate (11) through first connecting pieces (13), and hanging holes (111) used for being connected with the insulator strings (3) are formed in the outer end parts of the short sides of the connecting plate (11);
a connecting plate (14) is arranged in the middle of the suspension connecting beam (12);
the lower ends of the connecting plate (11) and the connecting plate (14) are respectively provided with a paying-off pulley, and the sum of the wire splitting numbers corresponding to the paying-off pulleys is ten.
2. The very split wire V-string insulator string pay-off of claim 1, wherein: the lower extreme of connecting plate (14) is provided with a tricycle unwrapping wire coaster (21), the lower extreme of yoke plate (11) is provided with two tricycle unwrapping wire coasters (21).
3. The very split wire V-string insulator string pay-off of claim 2, wherein: two three-wheel paying-off pulleys (21) arranged on the yoke plate (11) are respectively positioned at two ends of the long side of the yoke plate (11).
4. The very split wire V-string insulator string pay-off of claim 1, wherein: the lower extreme of connecting plate (14) is provided with a tricycle unwrapping wire coaster (21), yoke plate (11) on be provided with a five rounds of unwrapping wire coasters (22), just five rounds of unwrapping wire coasters (22) be located the outside of hanging hole (111).
5. The very split wire V-string insulator string pay-off of claim 1, wherein: the suspension connection beam (12) comprises two connection beams (121) which are arranged in parallel, and the connection plate (11) is clamped between the two connection beams (121).
6. The very split wire V-string insulator string pay-off of claim 5, wherein: the connecting beam (121) adopts channel steel, and the opening of the channel steel faces to the outer side.
7. The very split wire V-string insulator string pay-off of claim 6, wherein: the outside of channel-section steel is provided with a plurality of stiffening plate (122), the upper and lower both ends of stiffening plate (122) respectively with the pterygoid lamina fixed connection of channel-section steel.
8. The very split wire V-string insulator string pay-off of claim 5, wherein: the connecting plate (14) is positioned between the two connecting beams (121) and is connected with the two connecting beams (121) through a second connecting piece (15).
9. The very split wire V-string insulator string pay-off of claim 8, wherein: the connecting plate (14) is connected with the connecting beam (121) through two groups of second connecting pieces (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321271412.XU CN220492546U (en) | 2023-05-24 | 2023-05-24 | Very split conductor V type insulator chain pay-off |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321271412.XU CN220492546U (en) | 2023-05-24 | 2023-05-24 | Very split conductor V type insulator chain pay-off |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220492546U true CN220492546U (en) | 2024-02-13 |
Family
ID=89827668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321271412.XU Active CN220492546U (en) | 2023-05-24 | 2023-05-24 | Very split conductor V type insulator chain pay-off |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220492546U (en) |
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2023
- 2023-05-24 CN CN202321271412.XU patent/CN220492546U/en active Active
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