CN214227614U - Assembled tractor for stranded carbon fiber overhead conductor - Google Patents
Assembled tractor for stranded carbon fiber overhead conductor Download PDFInfo
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- CN214227614U CN214227614U CN202022416695.5U CN202022416695U CN214227614U CN 214227614 U CN214227614 U CN 214227614U CN 202022416695 U CN202022416695 U CN 202022416695U CN 214227614 U CN214227614 U CN 214227614U
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- connecting piece
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- lower connecting
- anchor clamps
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Abstract
The utility model discloses an assembled tractor for twisted carbon fiber overhead conductors, which comprises an upper connecting piece, a middle connecting piece and a lower connecting piece which are coaxially arranged in sequence, two ends of the middle connecting piece are respectively connected with the upper connecting piece and the lower connecting piece through threads, the free end of the upper connecting piece is provided with a connecting hole, the inner part of the middle connecting piece is coaxially provided with a conical through hole, one end of the conical through hole close to the lower connecting piece is provided with an opening smaller than the other end, an inner core clamp is arranged in the conical through hole in a matching way, the inner core clamp is a conical rotary cylinder, the periphery of inner core anchor clamps arranges the through joint along the axis, and this transposition type carbon fiber is assembled tractor for overhead conductor adopts assembled structural design, need not other auxiliary assembly, and the efficiency of construction is high, and tension unwrapping wire is accomplished the back, can dismantle fast, realizes used repeatedly, and economic benefits is good.
Description
Technical Field
The utility model relates to an electric power construction technical field specifically is a transposition type carbon fiber is assembled tractor for overhead conductor.
Background
The twisted carbon fiber overhead conductor is one new type of overhead conductor and consists of twisted carbon fiber composite strand and outer aluminum single wire, the strand consists of carbon fiber and matrix resin, and the aluminum single wire may be circular, trapezoidal or S/Z shaped.
At present, a steel-cored aluminum strand used in a large range usually uses a compression joint type traction head or a special assembly type tractor when in tension paying off, the compression joint type traction head mainly comprises two parts, namely a steel pipe for compression joint of a steel core and an aluminum compression joint pipe for compression joint of an aluminum pipe, the compression joint type traction head is a disposable part, and after the tension paying off is used for traction paying off once, the compression joint type traction head needs to be cut off to be treated as waste. In addition, the manufacture of the compression joint type traction head needs other auxiliary equipment such as a compression joint machine, a compression joint pump station and the like which are matched, the construction is complex, and the efficiency is low. The stranded carbon fiber overhead conductor can also be used for manufacturing a compression joint type traction head on site to realize tension paying-off, and the same problems exist in the manufacturing and construction of the steel-cored aluminum stranded wire compression joint type traction head. In addition, the stranded carbon fiber composite core non-metallic material can damage the stranded carbon fiber core when being in compression joint with a steel pipe, the integral tension of the lead is influenced, and certain potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome current defect, provide a transposition type carbon fiber is assembled tractor for overhead conductor, can effectively solve the problem in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an assembled tractor for transposition type carbon fiber overhead conductor, includes upper connecting piece, intermediate junction spare and the lower connecting piece of coaxial arrangement in proper order, intermediate junction spare's both ends are connected with upper connecting piece and lower connecting piece through the screw thread respectively, the free end of upper connecting piece sets up the connecting hole, the inside coaxial awl type through-hole that sets up of intermediate junction spare, the one end opening that the awl type through-hole is close to lower connecting piece is less than the other end, awl type through-hole inside cooperation installation inner core anchor clamps, the inner core anchor clamps are the awl type gyration barrel, the periphery of inner core anchor clamps arranges the through seam along the axis, the one end that the through seam extends to the tip of circumference wall and the other end is sealed, and adjacent two sets of closed end directions that run through the seam are different, coaxial setting awl type through-hole in the lower connecting piece, the one end opening that the awl type through-hole of lower connecting piece is close to intermediate junction spare is greater than the other end, the outer core anchor clamps of cooperation installation in the toper through-hole of lower connecting piece, the outer periphery of outer core anchor clamps is the conical surface, outer core anchor clamps are the trisection structure of equalling.
As a preferred technical scheme of the utility model, the tail end of the lower connecting piece is connected with a rubber head through a thread, and a through hole is coaxially arranged inside the rubber head;
the rubber head can effectively protect the wire, avoids damage when repeatedly passing through the paying-off pulley, and mainly prevents the outmost aluminum stranded wire from being formed by bending damage.
As a preferred technical scheme of the utility model, the rubber head is a polyurethane sleeve, the front end of the outer circumferential surface of the rubber head is fixedly provided with a connecting threaded pipe, the tail end of the lower connecting piece is provided with an internal thread, and the connecting threaded pipe is matched and installed with the internal thread of the lower connecting piece;
threaded connection is carried out through the mode of connecting the threaded pipe, and the connection between the threaded pipe and the threaded pipe is ensured to be firmer.
As a preferred technical solution of the present invention, a cylindrical through hole is coaxially arranged inside the intermediate connecting member, a clamp base is arranged inside the cylindrical through hole, a limiting ring for limiting the movement of the clamp base is arranged at one end of the cylindrical through hole close to the lower connecting member, a tapered through hole is arranged inside the clamp base, an opening of the tapered through hole inside the clamp base close to one end of the lower connecting member is smaller than the other end, and the inner core clamp is fittingly installed inside the tapered through hole of the clamp base;
through the design of increasing the anchor clamps base, conveniently take out the inner core, be convenient for with the assembly of carbon fiber inner core.
As a preferred technical scheme of the utility model, a gland is arranged at one end of the middle connecting piece close to the upper connecting piece, the gland is screwed into the cylindrical through hole of the middle connecting piece through threads, and after the gland is screwed in, the end part of the gland is installed in a way of abutting against the end part of the inner core clamp;
conflict inner core anchor clamps through increasing the gland to avoid inner core anchor clamps to rock the wearing and tearing that cause in the anchor clamps base. And preventing the inner core clamp from sliding upwards, and avoiding the disappearance of the clamping force of the inner core clamp on the carbon fiber core
As a preferred technical scheme of the utility model, the joints of the middle connecting piece and the upper and lower connecting pieces are provided with limit bolts, and the axes of the limit bolts are perpendicular to the middle connecting piece;
through setting up spacing spiral, restriction intermediate junction spare takes place relative rotation with last connecting piece and lower connecting piece, guarantees the stability of connecting.
Compared with the prior art, the beneficial effects of the utility model are that: this transposition type carbon fiber is assembled tractor for air wire adopts the assembled design, divide into two sets of anchor clamps, first anchor clamps can carry out the card to the inner core of carbon fiber and press, the second anchor clamps of organizing carry out the card to outer wire aluminum stranded conductor and press, the anchor clamps design is wedge type structure, the installation atress back is drawn about more tightly, the security is high, assembled structural design need not other auxiliary assembly, the efficiency of construction is high, after the tension unwrapping wire is accomplished, can dismantle fast, realize used repeatedly, economic benefits is good.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the present practical upper connecting member;
FIG. 3 is a schematic view of the present utility center connector;
FIG. 4 is a schematic view of a lower connector of the present invention;
FIG. 5 is a schematic view of the outer core clamp of the present invention;
FIG. 6 is a schematic view of an end of the outer core clamp of the present invention;
FIG. 7 is a schematic view of the core clamp of the present invention;
FIG. 8 is a schematic cross-sectional view taken along line A-A of the present application;
FIG. 9 is a schematic cross-sectional view taken along line B-B of the present application;
FIG. 10 is a schematic cross-sectional view at C-C of the present invention.
In the figure: the device comprises an upper connecting piece 1, a middle connecting piece 2, an inner core clamp 201, a clamp base 202, a gland 203, a lower connecting piece 3, an outer core clamp 301, a rubber head 4, a threaded pipe 401 and a limiting bolt 5.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-7, the present invention provides a technical solution: an assembled tractor for stranded carbon fiber overhead conductors comprises an upper connecting piece 1, a middle connecting piece 2 and a lower connecting piece 3 which are coaxially arranged in sequence, wherein two ends of the middle connecting piece 2 are respectively connected with the upper connecting piece 1 and the lower connecting piece 3 through threads, a connecting hole is arranged at the free end of the upper connecting piece 1, a conical through hole is coaxially arranged in the middle connecting piece 2, the opening of one end, close to the lower connecting piece 3, of the conical through hole is smaller than that of the other end, an inner core clamp 201 is installed in the conical through hole in a matched mode, the inner core clamp 201 is a conical rotary cylinder body, penetrating seams are arranged on the circumferential surface of the inner core clamp 201 along the axis, one end of each penetrating seam extends to the end part of the circumferential wall, the other end of each two adjacent groups of penetrating seams are sealed in different directions, the conical through hole is coaxially arranged in the lower connecting piece 3, the opening of one end, close to the middle connecting piece 2, of the conical through hole of the lower connecting piece 3 is larger than that of the other end, an outer core clamp 301 is arranged in a conical through hole of the lower connecting piece 3 in a matched mode, the outer circumferential surface of the outer core clamp 301 is a conical surface, and the outer core clamp 301 is of an equally-divided three-petal structure;
three lamella formula structural design leaves certain gap between the combination formula, adjacent two lamellas, when receiving external force to the internal extrusion, three lamellas all inwards draw close to press from both sides tightly the inside pencil.
The tail end of the lower connecting piece 3 is connected with a rubber head 4 through threads, and a through hole is coaxially arranged in the rubber head 4;
the rubber head can effectively protect the wire, avoids damage when repeatedly passing through the paying-off pulley, and mainly prevents the outmost aluminum stranded wire from being formed by bending damage.
The rubber head 4 is a polyurethane sleeve, the front end of the outer circumferential surface of the rubber head 4 is fixedly provided with a connecting threaded pipe 401, the tail end of the lower connecting piece 3 is provided with internal threads, and the connecting threaded pipe 401 is matched with the internal threads of the lower connecting piece 3;
the threaded connection is carried out by connecting the threaded pipe 401, so that the connection between the threaded pipe and the threaded pipe is firmer.
A cylindrical through hole is coaxially arranged in the middle connecting piece 2, a clamp base 202 is arranged in the cylindrical through hole, a limiting ring for limiting the movement of the clamp base 202 is arranged at one end, close to the lower connecting piece 3, of the cylindrical through hole, a conical through hole is arranged in the clamp base 202, the opening, close to one end of the lower connecting piece 3, of the conical through hole in the clamp base 202 is smaller than that of the conical through hole at the other end, and the inner core clamp 201 is arranged in the conical through hole of the clamp base 202 in a matched mode;
through the design that increases anchor clamps base 202, conveniently take out inner core 201, be convenient for with the assembly of carbon fiber inner core.
A gland 203 is arranged at one end of the middle connecting piece 2 close to the upper connecting piece 1, the gland 203 is screwed into the cylindrical through hole of the middle connecting piece 2 through threads, and after the gland 203 is screwed in, the end part of the gland 203 is installed in a manner of abutting against the end part of the inner core clamp 201;
the inner core clamp 201 is abutted by adding the gland 203, so that abrasion caused by shaking of the inner core clamp 201 in the clamp base 202 is avoided.
The joints of the middle connecting piece 2 and the upper connecting piece 1 and the lower connecting piece 3 are provided with limiting bolts 5, and the axes of the limiting bolts 5 are vertical to the middle connecting piece 2;
through setting up spacing spiral 5, restriction intermediate junction spare 2 takes place relative rotation with last connecting piece 1 and lower connecting piece 3, guarantees the stability of connecting.
Referring to fig. 8-10, the outer circumferential surface of the middle connecting member 2 is provided with a coaxial hexagonal prism to facilitate the wrench to clamp and rotate, the circumferential surface of the lower connecting member 3 is also provided with a clamping groove for clamping the wrench to facilitate construction, meanwhile, three sets of limiting bolts 5 are arranged between the middle connecting member 2 and the upper connecting member 1 and between the middle connecting member 3, and the three sets of limiting bolts 5 are arranged in an annular array around the axis of the middle connecting member 2.
When in use: the wire penetrates from the tail end, makes its outer aluminium stranded conductor part penetrate in outer core anchor clamps 301, makes the inner core carbon fiber penetrate in inner core anchor clamps 201, then assembles, and when unwrapping wire, the wire drags backward, because wedge structure, the normal pressure between inner core anchor clamps 201 and outer core anchor clamps 301 and the wire increases gradually, and it is tighter more to draw.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a transposition type carbon fiber is assembled tractor for overhead conductor, includes upper connecting piece (1), intermediate junction spare (2) and lower connecting piece (3) of coaxial arrangement in proper order, its characterized in that: the both ends of intermediate junction spare (2) are connected with last connecting piece (1) and lower connecting piece (3) through the screw thread respectively, the free end of going up connecting piece (1) sets up the connecting hole, the inside coaxial awl type through-hole that sets up of intermediate junction spare (2), the one end opening that the awl type through-hole is close to lower connecting piece (3) is less than the other end, awl type through-hole fit inside installation inner core anchor clamps (201), inner core anchor clamps (201) are the awl type gyration barrel, the periphery of inner core anchor clamps (201) is arranged along the axis and is run through the seam, the one end that runs through the seam extends to the tip and the other end of circumference wall and seals, and the closed end direction of adjacent two sets of running through seams is different, the coaxial awl type through-hole that sets up in lower connecting piece (3), the one end opening that the awl type through-hole of lower connecting piece (3) is close to intermediate junction spare (2) is greater than the other end, the outer core fixture (301) is installed in the conical through hole of the lower connecting piece (3) in a matched mode, the outer circumferential surface of the outer core fixture (301) is a conical surface, and the outer core fixture (301) is of a three-petal structure which is divided into equal parts.
2. The fabricated tractor for stranded carbon fiber overhead conductors of claim 1, wherein: the tail end of the lower connecting piece (3) is connected with the rubber head (4) through threads, and a through hole is coaxially formed in the rubber head (4).
3. The fabricated tractor for stranded carbon fiber overhead conductors of claim 2, wherein: rubber head (4) are the polyurethane sleeve, the fixed connection thread pipe (401) that sets up in outer circumferencial face front end of rubber head (4), the tail end of connecting piece (3) sets up the internal thread down, connection thread pipe (401) and the interior screw-thread cooperation installation of connecting piece (3) down.
4. The fabricated tractor for stranded carbon fiber overhead conductors of claim 1, wherein: the inside coaxial cylindricality through-hole that sets up of intermediate junction spare (2), the inside anchor clamps base (202) that is provided with of cylindricality through-hole, the one end that the cylindricality through-hole is close to lower connecting piece (3) sets up the spacing ring that limits anchor clamps base (202) activity, the inside tapered through-hole that sets up of anchor clamps base (202), the inside tapered through-hole of anchor clamps base (202) is close to the opening of lower connecting piece (3) one end and is less than the other end, inside the tapered through-hole of anchor clamps base (202) is installed in the cooperation of inner core anchor clamps (201).
5. The fabricated tractor for stranded carbon fiber overhead conductors of claim 4, wherein: one end of the middle connecting piece (2) close to the upper connecting piece (1) is provided with a gland (203), the gland (203) is screwed into the cylindrical through hole of the middle connecting piece (2) through threads, and after the gland (203) is screwed into the cylindrical through hole, the end part of the gland (203) is abutted to the end part of the inner core clamp (201) for installation.
6. The fabricated tractor for stranded carbon fiber overhead conductors of any one of claims 1-5, wherein: the middle connecting piece (2) is provided with a limiting bolt (5) at the joint of the upper connecting piece (1) and the lower connecting piece (3), and the axis of the limiting bolt (5) is perpendicular to the middle connecting piece (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022416695.5U CN214227614U (en) | 2020-10-27 | 2020-10-27 | Assembled tractor for stranded carbon fiber overhead conductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022416695.5U CN214227614U (en) | 2020-10-27 | 2020-10-27 | Assembled tractor for stranded carbon fiber overhead conductor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214227614U true CN214227614U (en) | 2021-09-17 |
Family
ID=77695348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022416695.5U Active CN214227614U (en) | 2020-10-27 | 2020-10-27 | Assembled tractor for stranded carbon fiber overhead conductor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214227614U (en) |
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2020
- 2020-10-27 CN CN202022416695.5U patent/CN214227614U/en active Active
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