CN111884161A - Novel carbon fiber composite conductor strain clamp - Google Patents
Novel carbon fiber composite conductor strain clamp Download PDFInfo
- Publication number
- CN111884161A CN111884161A CN202010698696.5A CN202010698696A CN111884161A CN 111884161 A CN111884161 A CN 111884161A CN 202010698696 A CN202010698696 A CN 202010698696A CN 111884161 A CN111884161 A CN 111884161A
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- China
- Prior art keywords
- carbon fiber
- pipe
- fiber composite
- bushing pipe
- outer tube
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- 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
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/02—Devices for adjusting or maintaining mechanical tension, e.g. take-up device
-
- 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
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/05—Suspension arrangements or devices for electric cables or lines
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- Installation Of Indoor Wiring (AREA)
Abstract
The invention discloses a novel carbon fiber composite wire strain clamp, which relates to the technical field of wire strain clamps and solves the problem that a wire core of a carbon fiber composite wire is easy to damage. The technical key points are as follows: the utility model provides a novel carbon fiber composite conductor strain clamp, includes first bushing pipe, crimping pipe, crab-bolt, outer tube and drainage subassembly, first bushing pipe outer wall is located to the crimping pipe box, the crimping pipe is located to the outer tube box, the butt pipe of crimping pipe fixedly connected with and outer tube inner wall butt, crab-bolt and butt pipe fixed connection, drainage subassembly installation in the outer tube, be equipped with the second bushing pipe in the outer tube, second bushing pipe outer wall and outer tube inner wall butt. The composite carbon fiber conductor has the advantages that the core of the composite carbon fiber conductor is not easy to damage, and the composite carbon fiber conductor can be used for the composite carbon fiber conductors with different width sizes, so that the applicability can be improved, and the composite carbon fiber conductor can be suitable for the carbon fiber conductors with different types.
Description
Technical Field
The invention relates to the technical field of a tension-resistant wire clamp of a lead, in particular to a novel tension-resistant wire clamp of a carbon fiber composite lead.
Background
As a novel transmission conductor, the carbon fiber composite conductor core has the advantages of light weight per unit length of the conductor under the same section, small sag change at high temperature, high transmission capacity and the like compared with a common steel-cored aluminum stranded wire, so that the carbon fiber composite conductor core has wide application prospect.
Because in the domestic transmission of electricity engineering, carbon fiber composite conductor core continues the gold utensil size and too big or when using the coaster construction, can make carbon fiber composite conductor and fastener bear great pulling force, causes the sinle silk to take place to warp and fracture easily at the junction of sinle silk and fastener, leads to carbon fiber composite conductor core to damage. Therefore, the problem that the core of the carbon fiber composite wire is easy to damage exists in the prior art.
Content providing method and apparatus
In order to overcome the defects in the prior art, the invention aims to provide a novel strain clamp for a carbon fiber composite wire, which has the advantage that a wire core of the carbon fiber composite wire is not easy to damage.
The technical scheme adopted by the invention for solving the technical problems is as follows:
the utility model provides a novel carbon fiber composite conductor strain clamp, includes first bushing pipe, crimping pipe, crab-bolt, outer tube and drainage subassembly, first bushing pipe outer wall is located to the crimping pipe box, the crimping pipe is located to the outer tube box, the butt pipe of crimping pipe fixedly connected with and outer tube inner wall butt, crab-bolt and butt pipe fixed connection, drainage subassembly installation in the outer tube, be equipped with the second bushing pipe in the outer tube, second bushing pipe outer wall and outer tube inner wall butt.
As a further improvement of the invention: the outer wall of the abutting pipe is provided with a first inclined plane abutted with the outer sleeve.
As a further improvement of the invention: and the outer wall of the second liner tube is provided with a second inclined surface abutted with the outer sleeve.
As a further improvement of the invention: the internal diameter of second bushing pipe is greater than the internal diameter of first bushing pipe, first bushing pipe (11) and second bushing pipe (21) are equipped with inner wall wire casing (16) with carbon-fibre composite conductor core matched with.
As a further improvement of the invention: the drainage assembly comprises a drainage plate and a drainage wire clamp, the drainage plate is fixedly mounted on the outer sleeve, and a locking piece is arranged between the drainage plate and the drainage wire clamp.
As a further improvement of the invention: the locking piece is a screw which is in threaded connection with the drainage plate and penetrates through the drainage wire clamp.
As a further improvement of the invention: be equipped with the copper gasket between crab-bolt and the butt pipe, the copper gasket respectively with crab-bolt and butt union coupling, be equipped with the sealed filler that is located copper gasket department between butt union pipe and the outer tube.
As a further improvement of the invention: still include carbon fiber composite conductor, carbon fiber composite conductor wears to locate first bushing pipe and second bushing pipe, carbon fiber composite conductor includes sinle silk inlayer and sinle silk skin, the sinle silk inlayer is formed by several inlayer lines stranding system, the sinle silk skin includes many protection strip, and is a plurality of protection strip circumference distributes and wraps up the sinle silk inlayer, and is a plurality of protection strip mutual fixed connection.
As a further improvement of the invention: the cross section of the conductive core wire is circular.
As a further improvement of the invention: the conductive core wire is pure aluminum or aluminum alloy or copper alloy or silver alloy.
Compared with the prior art, the invention has the beneficial effects that:
the first liner tube and the second liner tube are respectively sleeved on the carbon fiber composite conductor, the first liner tube and the carbon fiber composite conductor are kept fixed through friction force between the first liner tube and the carbon fiber composite conductor, and the second liner tube and the carbon fiber composite conductor are kept fixed through friction force between the second liner tube and the carbon fiber composite conductor.
The carbon fiber composite conductor exerts reaction force on first bushing pipe and second bushing pipe, further improves frictional force, makes first bushing pipe and second bushing pipe have the trend of outwards opening to can make the connection structure between carbon fiber composite conductor, first bushing pipe, second bushing pipe, crimping pipe and the outer tube more stable.
Provide the holding power for carbon fiber composite conductor in the position of difference respectively through first bushing pipe and second bushing pipe to can effectively improve the stability of wire, can play and prevent that the wire warp and cracked effect, reach the advantage that carbon fiber composite conductor's sinle silk is difficult to the damage.
Can install the carbon fiber composite conductor of different width dimensions on this strain clamp to can play the work that improves the suitability, and can be applicable to the carbon fiber conductor of different grade type.
Drawings
FIG. 1 is a schematic structural diagram of a novel strain clamp for carbon fiber composite wires according to an embodiment of the present disclosure;
FIG. 2 is a schematic structural diagram of a carbon fiber composite wire according to an embodiment of the present application;
fig. 3 is a schematic cross-sectional structure diagram of a carbon fiber composite wire in an embodiment of the present application.
Reference numerals: 11. a first liner tube; 12. crimping the tube; 13. butting the tubes; 14. a first inclined plane; 15. a copper gasket; 16. an inner wall wire groove; 21. a second liner; 22. a second inclined plane; 31. an anchor bolt; 32. an outer sleeve; 33. a drainage plate; 34. a drainage wire clamp; 35. a locking member; 41. a core inner layer; 42. an outer layer of the wire core; 43. a conductive core wire; 44. and (4) a protective strip.
Detailed Description
The invention will now be further described with reference to the accompanying description and examples:
example (b):
the utility model provides a novel carbon fiber composite conductor strain clamp, as shown in fig. 1, fig. 2 and fig. 3, including first bushing pipe 11, crimping pipe 12, crab-bolt 31, outer tube 32, drainage component and carbon fiber composite conductor, first bushing pipe 11 outer wall is located to crimping pipe 12 cover, crimping pipe 12 is located to outer tube 32 cover, 12 fixedly connected with of crimping pipe and the butt pipe 13 of outer tube 32 inner wall butt, crab-bolt 31 adopts threaded connection with butt pipe 13, drainage component installs in outer tube 32, be equipped with second bushing pipe 21 in the outer tube 32, the outer wall of second bushing pipe 21 and the inner wall butt of outer tube 32. The abutting pipe 13 is provided with a first inclined surface 14 abutting against the outer sleeve 32 on the outer wall, and the second liner pipe 21 is provided with a second inclined surface 22 abutting against the outer sleeve 32 on the outer wall. The internal diameter of second bushing pipe 21 is greater than the internal diameter of first bushing pipe 11, and first bushing pipe 11 and second bushing pipe 21 are equipped with inner wall wire casing 16 with carbon-fibre composite conductor core matched with. Anchor 31 is used to provide tension to abutment tube 13 and crimp tube 12 so that crimp tube 12 can provide support to first liner 11, carbon fiber composite wires, and outer jacket 32. The inner wall of the first liner 11 may be stepped or cylindrical (in this embodiment, the first liner 11 is a cylindrical aluminum liner).
Drainage subassembly includes drainage plate 33 and drainage fastener 34, and drainage plate 33 fixed mounting is equipped with locking piece 35 in outer tube 32 between drainage plate 33 and the drainage fastener 34, and locking piece 35 is for the screw with drainage plate 33 threaded connection and wear to locate drainage fastener 34.
When the wire core inner layer 41 is twisted, a plurality of strands are pre-twisted and then twisted by the twisted strands. The conductive core wire 43 has a circular cross section. The conductive core 43 is made of pure aluminum or aluminum alloy or copper alloy or silver alloy, and in this embodiment, the conductive core 43 is made of pure aluminum.
A copper gasket 15 is arranged between the anchor bolt 31 and the abutting pipe 13, the copper gasket 15 is respectively clamped with the anchor bolt 31 and the abutting pipe 13, and a sealing filler positioned at the copper gasket 15 is arranged between the abutting pipe 13 and the outer sleeve 32. The sealing filler may be a waterproof filler such as a conductive paste or an epoxy resin (in the present embodiment, the sealing filler is a conductive paste).
The embodiment has the following advantages:
the first liner tube 11 and the second liner tube 21 are respectively sleeved on the carbon fiber composite conductor, the first liner tube 11 and the carbon fiber composite conductor are kept fixed through friction between the first liner tube 11 and the carbon fiber composite conductor, and the second liner tube 21 and the carbon fiber composite conductor are kept fixed through friction between the second liner tube 21 and the carbon fiber composite conductor. The crimping pipe 12 is sleeved on the first liner pipe 11, so that the crimping pipe 12 and the first liner pipe 11 can be kept fixed through friction force between the crimping pipe 12 and the first liner pipe 11. The abutment tube 13 abuts against the outer sleeve 32, so that the outer sleeve 32 can be held fixed to the abutment tube 13 and the crimp tube 12 by the frictional force between the abutment tube 13 and the outer sleeve 32. The outer casing 32 is sleeved on the outer wall of the second liner 21, so that the outer casing 32 and the second liner 21 can be kept fixed by friction between the second liner 21 and the outer casing 32.
The carbon fiber composite wires are firstly passed through the first liner pipe 11 and the second liner pipe 21, the first liner pipe 11 provided with the carbon fiber composite wires is installed in the crimping pipe 12, then the crimping pipe 12 and the second liner pipe 21 are installed in the outer sleeve 32 in an extruding mode, so that the outer sleeve 32 can extrude the crimping pipe 12, the first liner pipe 11 and the second liner pipe 21, and the first liner pipe 11 and the second liner pipe 21 extrude the carbon fiber composite wires. And the carbon fiber composite wires can also exert a reaction force on the first liner pipe 11 and the second liner pipe 21, so that the friction force is further improved, the first liner pipe 11 and the second liner pipe 21 have a tendency of expanding outwards, and the connection structure among the carbon fiber composite wires, the first liner pipe 11, the second liner pipe 21, the crimping pipe 12 and the outer sleeve 32 can be more stable. Through first bushing pipe 11 and second bushing pipe 21 respectively for carbon fiber composite conductor provides the holding power in the position of difference to can effectively improve the stability of wire, can play and prevent that the wire warp and cracked effect, reach the advantage that carbon fiber composite conductor's sinle silk is difficult to the damage.
When the carbon fiber composite conductor of different width dimension is installed to needs, through change with the first bushing pipe 11 and the second bushing pipe 21 of carbon fiber composite conductor adaptation, can install the carbon fiber composite conductor of different width dimensions on this strain clamp to can play the work that improves the suitability, and can be applicable to the carbon fiber conductor of different grade type.
When the abutting pipe 13 is mounted in the outer sleeve 32 in an extruding manner, the abutting pipe 13 is continuously moved and the outer sleeve 32 slides relative to the first inclined surface 14 through the abutting of the first inclined surface 14 and the outer sleeve 32, so that the abutting pipe 13 can be conveniently aligned with the outer sleeve 32, and the abutting pipe 13 can be conveniently mounted in the outer sleeve 32.
When the second liner tube 21 is installed in the outer sleeve 32 by extrusion, the second inclined surface 22 abuts against the outer sleeve 32, the second liner tube 21 is continuously moved, and the outer sleeve 32 slides relative to the second inclined surface 22, so that the second liner tube 21 can be conveniently aligned with the outer sleeve 32, and the second liner tube 21 can be conveniently installed in the outer sleeve 32.
Through 11 clamping sinle silk inlayer 41 of the less first bushing pipe of internal diameter, the great second bushing pipe 21 clamping sinle silk outer 42 of rethread internal diameter to can press from both sides tight carbon fiber composite conductor's inside and outside two-layer respectively, play the effect that improves carbon fiber composite conductor's stability, sinle silk inlayer 41 and sinle silk outer 42 can be extracted and reinsert, also can be connected with second bushing pipe 21 with sinle silk outer 42 alone, can use different modes according to the engineering demand is nimble like this.
The drainage plate 33 is fixedly installed on the outer sleeve 32, so as to improve the structural stability of the outer sleeve 32 and prevent the outer sleeve 32 from being damaged under the action of the pressure applied by the second liner 21 and the abutting pipe 13.
Through the setting of screw, realize fixing the function on drainage plate 33 with drainage fastener 34, play the effect that improves drainage plate 33 and drainage fastener 34's stability.
The carbon fiber composite wire has the advantages of light weight, high strength, good heat resistance, small thermal expansion coefficient, small high-temperature sag, high conductivity, low line loss, high current-carrying capacity, good corrosion resistance and difficult icing. The cable can be widely used for old lines and power station bus capacity increasing transformation and new line construction, can be applied to special climates and geographical occasions such as large span, large fall, heavy ice area and high pollution, and the power grid constructed by the cable is safe, environment-friendly and efficient.
The anchor 31 and the copper washer 15 are connected to the outer sleeve 32 by crimping. The copper gasket 15 is used for blocking the gap between the butting pipe 13 and the anchor bolt 31, so that the gap between the butting pipe 13 and the anchor bolt 31 caused by machining is prevented, and the effects of improving the structural stability and the sealing performance between the butting pipe 13 and the anchor bolt 31 are achieved. The sealing filler can effectively improve the sealing performance of the copper gasket 15, so that the compression joint pipe 12 subjected to the compression joint process is prevented from being oxidized and rusted during long-time high-temperature operation, and the effect of repairing is achieved.
In summary, after reading the present disclosure, those skilled in the art can make various other corresponding changes without creative mental labor according to the technical solutions and concepts of the present disclosure, and all of them are within the protection scope of the present disclosure.
Claims (10)
1. The utility model provides a novel carbon fiber composite conductor strain clamp which characterized in that: including first bushing pipe (11), crimping pipe (12), crab-bolt (31), outer tube (32) and drainage subassembly, first bushing pipe (11) outer wall is located to crimping pipe (12) cover, crimping pipe (12) are located to outer tube (32) cover, crimping pipe (12) fixedly connected with and the offset of outer tube (32) inner wall butt take over (13), crab-bolt (31) and offset take over (13) fixed connection, drainage subassembly installs in outer tube (32), be equipped with second bushing pipe (21) in outer tube (32), second bushing pipe (21) outer wall and outer tube (32) inner wall butt.
2. The novel strain clamp for carbon fiber composite wires of claim 1, which is characterized in that: the outer wall of the abutting pipe (13) is provided with a first inclined surface (14) abutting against the outer sleeve (32).
3. The novel strain clamp for carbon fiber composite wires of claim 1, which is characterized in that: the outer wall of the second liner tube (21) is provided with a second inclined surface (22) which is abutted against the outer sleeve tube (32).
4. The novel strain clamp for carbon fiber composite wires of claim 1, which is characterized in that: the internal diameter of second bushing pipe (21) is greater than the internal diameter of first bushing pipe (11), first bushing pipe (11) and second bushing pipe (21) are equipped with inner wall wire casing (16) with carbon-fibre composite conductor core matched with.
5. The novel strain clamp for carbon fiber composite wires of claim 1, which is characterized in that: the drainage assembly comprises a drainage plate (33) and a drainage wire clamp (34), the drainage plate (33) is fixedly installed on the outer sleeve (32), and a locking piece (35) is arranged between the drainage plate (33) and the drainage wire clamp (34).
6. The novel strain clamp for carbon fiber composite wires of claim 5, wherein: locking piece (35) are with drainage plate (33) threaded connection and wear to locate the screw of drainage fastener (34).
7. The novel strain clamp for carbon fiber composite wires of claim 1, which is characterized in that: be equipped with copper gasket (15) between crab-bolt (31) and butt takeover (13), copper gasket (15) respectively with crab-bolt (31) and butt pipe (13) joint, be equipped with the sealed filler that is located copper gasket (15) department between butt takeover (13) and outer tube (32).
8. The novel strain clamp for carbon fiber composite wires of claim 1, which is characterized in that: still include carbon fiber composite conductor, carbon fiber composite conductor wears to locate first bushing pipe (11) and second bushing pipe (21), carbon fiber composite conductor includes sinle silk inlayer (41) and sinle silk skin (42), sinle silk inlayer (41) are twisted by several inlayer lines and are made and form, sinle silk skin (42) are including many protecting strip (44), and are a plurality protecting strip (44) circumference distributes and wraps up sinle silk inlayer (41), and is a plurality protecting strip (44) mutual fixed connection.
9. The novel strain clamp for carbon fiber composite wires of claim 8, wherein: the conductive core wire (43) has a circular cross section.
10. The novel strain clamp for carbon fiber composite wires of claim 8, wherein: the conductive core wire (43) is pure aluminum or aluminum alloy or copper alloy or silver alloy.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202010698696.5A CN111884161A (en) | 2020-07-17 | 2020-07-17 | Novel carbon fiber composite conductor strain clamp |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202010698696.5A CN111884161A (en) | 2020-07-17 | 2020-07-17 | Novel carbon fiber composite conductor strain clamp |
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CN111884161A true CN111884161A (en) | 2020-11-03 |
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CN202010698696.5A Pending CN111884161A (en) | 2020-07-17 | 2020-07-17 | Novel carbon fiber composite conductor strain clamp |
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2020
- 2020-07-17 CN CN202010698696.5A patent/CN111884161A/en active Pending
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