Overhead conductor convenient to connect

Abstract

The utility model discloses an overhead conductor convenient to connect, and relates to the technical field of overhead conductors, a screw lug is welded at one end of the inner side of a connecting clamping plate located at the top, an expansion screw is connected in the screw lug through a threaded hole, and a plurality of butt joint holes are formed in one end of the connecting clamping plate on the outer side of a stranded wire on one side. According to the utility model, the expansion screws are used for expanding the stranded wires at the connecting part, so that the stranded wires are tightly attached to the connecting clamping plates, and the stranded wires are extruded by the anti-skid grains and the pressing blocks, so that the stranded wires can be tightly connected with the connecting clamping plates, and the stranded wires can be tightly connected with the connecting clamping plates. The connection between the connection clamping plate and the stranded wire is tighter and more stable, the connection pressing plate is connected and fixed through cooperation of the bolt, connection of two wires is achieved, and wire connection is more stable under the dual effects of internal expansion force and external pressure.

Description

TECHNICAL FIELD

[0001] The utility model relates to overhead conductor technical field, concretely is an overhead conductor convenient to connect. BACKGROUND

[0002] Overhead line mainly refers to overhead open wire, is erected on the ground, is with insulator and is fixed on the pole tower erected on the ground with transmission conductor to transmit power transmission line, is convenient to erect and maintain, and the cost is lower, but is susceptible to meteorological and environmental influence and causes the fault, and the whole power transmission corridor occupies more land area, easily causes electromagnetic interference to the surrounding environment.

[0003] The existing overhead conductor is connected by the wire clamp, and the wire clamp and the conductor are connected and fixed by the bolt, the connection stability is poor, especially when bearing the axial tension, the conductor is easy to separate from the wire clamp, and the connection stability is poor. UTILITY MODEL CONTENT

[0004] The utility model provides a kind of overhead conductor convenient to connect, can effectively solve the above-mentioned background technology in the wire clamp and the conductor between only by bolt connection fixed, connection stability is poor, especially when bearing the axial tension, the conductor is easy to separate from the wire clamp, and the connection stability is poor Problem.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of overhead conductor convenient to connect, including strand, the strand outside is wrapped with insulating layer, two the adjacent end outside top and bottom of the strand are connected with connecting clamping plate;

[0006] The connecting clamping plate inside one end of top is welded with screw lug, the screw lug is connected with expansion screw in screw hole inside, the connecting clamping plate one end outside of one side strand is provided with a plurality of butt joint holes, the connecting clamping plate one end outside of other side strand is welded with a plurality of butt joint rods, the butt joint rod is embedded in adjacent butt joint hole inside;

[0007] The connecting clamping plate both sides are provided with connecting hole near screw lug one end, and the connecting clamping plate top and bottom are fixedly connected with connecting pressing plate by connecting hole and bolt.

[0008] According to the above technical scheme, the connecting clamping plate inside middle is provided with anti-skid line, and the connecting clamping plate inside other end is welded with pressing block.

[0009] According to the above technical scheme, the butt joint rod outside and adjacent butt joint hole inside are in close contact, and the butt joint rod outside and butt joint hole inside are both smooth surface.

[0010] According to the technical scheme, the connecting clamping plates are provided with external connecting holes near one end of the pressing block on both sides, the top of the ceramic hanging rack is provided with a hanging hole, and two bidirectional screws are connected between the adjacent two hanging holes.

[0011] According to the technical scheme, the ceramic hanging rack is provided with through-flow holes at equal intervals on one side, and rubber pads are attached to the inner side of the arc-shaped clamping plates.

[0012] Compared with the prior art, the utility model has the advantages of:

[0013] 1. The connecting clamping plate, screw ear, expansion screw, anti-skid pattern, pressing block, butt joint hole, butt joint rod, connecting hole, connecting pressing plate and external connecting hole are arranged, the expansion screw top is aligned in the gap in the middle of the twisted wire, the handle is twisted to expand the screw, the expansion screw rotates in the screw ear, under the extrusion of the expansion screw, the expansion screw expands the twisted wire at the connecting position, the twisted wire is closely attached to the connecting clamping plate, the anti-skid pattern and the pressing block are matched to extrude the twisted wire, the connection between the connecting clamping plate and the twisted wire is more stable, when the wire is subjected to external force, the connecting clamping plate is difficult to separate from the twisted wire, the connection is stable, the connecting pressing plate is connected and fixed by the bolt, the connection of the two wires is realized, under the double action of the internal expansion force and the external pressure, the wire connection is more stable.

[0014] When the connecting clamping plates on the outer sides of the two wires are butted, the butt joint rod is embedded in the adjacent butt joint hole, the contact area between the connecting clamping plates on the outer sides of the two twisted wires is increased, the connection is better, and the current passes more smoothly.

[0015] 2. The ceramic hanging rack, through-flow hole, hanging hole, bidirectional screw, clamping plate, arc-shaped clamping plate, fixed screw and rubber pad are arranged, when the wire needs to be hoisted, the ceramic hanging rack is connected and fixed when the connecting clamping plate on the outer side of the twisted wire is fixed and connected, the auxiliary hoisting wire is placed in the middle of the two arc-shaped clamping plates, the fixed screw at the two ends of the clamping plate is twisted, the arc-shaped clamping plate is tightly fixed with the auxiliary hoisting wire, when fixed, the rubber pad deforms, better adheres to the auxiliary hoisting wire, and is more fixed. BRIEF DESCRIPTION OF DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the utility model, and constitute a part of the specification, are used to explain the utility model together with embodiments of the utility model, and do not constitute limitations to the utility model.

[0017] In the drawings:

[0018] Figure 1 This is a three-dimensional structural schematic diagram of the present invention;

[0019] Figure 2 This is a schematic diagram of the installation structure of the connecting clamp of this utility model;

[0020] Figure 3 This is a schematic diagram of the installation structure of the expansion screw of this utility model;

[0021] Figure 4 This is a schematic diagram of the installation structure of the connecting rod of this utility model;

[0022] Figure 5 This is a schematic diagram of the installation structure of the arc-shaped clamp of this utility model;

[0023] The following are the labels in the diagram: 1. Stranded wire; 2. Insulation layer; 3. Connecting clamp; 4. Screw lug; 5. Expansion screw; 6. Anti-slip texture; 7. Pressure block; 8. Butt joint hole; 9. Butt joint rod; 10. Connecting hole; 11. Connecting pressure plate; 12. External connection hole; 13. Ceramic bracket; 14. Flow hole; 15. Hanging hole; 16. Two-way screw; 17. Clamping plate; 18. Arc-shaped clamp; 19. Fixing bolt; 20. Rubber pad. Detailed Implementation

[0024] The preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood that the preferred embodiments described herein are for illustration and explanation only and are not intended to limit the present invention.

[0025] Example: Figures 1-5 As shown, this utility model provides a technical solution for connecting overhead conductors, including stranded wires 1, with an insulation layer 2 wrapped around the outside of the stranded wires 1, and connecting clamps 3 connected to the top and bottom of the outer sides of the adjacent ends of the two stranded wires 1.

[0026] A screw lug 4 is welded to one end of the inner side of the top connecting plate 3. An expansion screw 5 is connected to the screw lug 4 through a threaded hole. An anti-slip texture 6 is provided in the middle of the inner side of the connecting plate 3. When the top and bottom connecting plates 3 are connected, the anti-slip texture 6 can increase the friction between the connecting plate 3 and the adjacent stranded wire 1, so that the connecting plate 3 can fix the stranded wire 1 more stably. A pressure block 7 is welded to the other end of the inner side of the connecting plate 3. When the top and bottom connecting plates 3 are connected, the pressure block 7 can apply pressure to the adjacent stranded wire 1, so that the connection between the connecting plate 3 and the stranded wire 1 is tighter and more stable.

[0027] The end of the connecting clamp plate 3 on the outer side of one side of the stranded wire 1 is provided with a plurality of butt joint holes 8, and the end of the connecting clamp plate 3 on the outer side of the other side of the stranded wire 1 is welded with a plurality of butt joint rods 9; the butt joint rod 9 is embedded in the inside of the adjacent butt joint hole 8, and the outer side of the butt joint rod 9 is in close contact with the inner side of the adjacent butt joint hole 8, so that the contact area between the connecting clamp plates 3 on the outer sides of the two sides of the stranded wire 1 is increased, the passing area of the current is larger, the current can pass more smoothly, the outer side of the butt joint rod 9 and the inner side of the butt joint hole 8 are smooth surfaces, the friction resistance between the butt joint rod 9 and the butt joint hole 8 is reduced, and the butt joint rod 9 and the butt joint hole 8 are more easily butted;

[0028] The end of the connecting clamp plate 3 on the outer side of one side of the stranded wire 1 is provided with a plurality of butt joint holes 8, and the end of the connecting clamp plate 3 on the outer side of the other side of the stranded wire 1 is welded with a plurality of butt joint rods 9; the butt joint rod 9 is embedded in the inside of the adjacent butt joint hole 8, and the outer side of the butt joint rod 9 is in close contact with the inner side of the adjacent butt joint hole 8, so that the contact area between the connecting clamp plates 3 on the outer sides of the two sides of the stranded wire 1 is increased, the passing area of the current is larger, the current can pass more smoothly, the outer side of the butt joint rod 9 and the inner side of the butt joint hole 8 are smooth surfaces, the friction resistance between the butt joint rod 9 and the butt joint hole 8 is reduced, and the butt joint rod 9 and the butt joint hole 8 are more easily butted;

[0029] The end of the connecting clamp plate 3 on the outer side of one side of the stranded wire 1 is provided with a plurality of butt joint holes 8, and the end of the connecting clamp plate 3 on the outer side of the other side of the stranded wire 1 is welded with a plurality of butt joint rods 9; the butt joint rod 9 is embedded in the inside of the adjacent butt joint hole 8, and the outer side of the butt joint rod 9 is in close contact with the inner side of the adjacent butt joint hole 8, so that the contact area between the connecting clamp plates 3 on the outer sides of the two sides of the stranded wire 1 is increased, the passing area of the current is larger, the current can pass more smoothly, the outer side of the butt joint rod 9 and the inner side of the butt joint hole 8 are smooth surfaces, the friction resistance between the butt joint rod 9 and the butt joint hole 8 is reduced, and the butt joint rod 9 and the butt joint hole 8 are more easily butted;

[0030] The end of the connecting clamp plate 3 on the outer side of one side of the stranded wire 1 is provided with a plurality of butt joint holes 8, and the end of the connecting clamp plate 3 on the outer side of the other side of the stranded wire 1 is welded with a plurality of butt joint rods 9; the butt joint rod 9 is embedded in the inside of the adjacent butt joint hole 8, and the outer side of the butt joint rod 9 is in close contact with the inner side of the adjacent butt joint hole 8, so that the contact area between the connecting clamp plates 3 on the outer sides of the two sides of the stranded wire 1 is increased, the passing area of the current is larger, the current can pass more smoothly, the outer side of the butt joint rod 9 and the inner side of the butt joint hole 8 are smooth surfaces, the friction resistance between the butt joint rod 9 and the butt joint hole 8 is reduced, and the butt joint rod 9 and the butt joint hole 8 are more easily butted;

[0031] Subsequently, the connecting clamping plates 3 outside the two sides of the conductor are butted, the butt joint rods 9 are embedded in the adjacent butt joint holes 8, the butt joint rods 9 outside are in close contact with the inside of the adjacent butt joint holes 8, the contact area between the connecting clamping plates 3 outside the two sides of the conductor is increased, the connection is better, the current can pass more smoothly, then the connecting clamping plates 11 are connected and fixed by using the bolt cooperation connecting holes 10, the connection of the two conductors is realized, under the double action of the internal expansion force and the outside pressure, the connection of the conductors is more stable.

[0032] During the laying process of the overhead conductor, an auxiliary hoisting wire is often laid on the top of the conductor, the conductor is hoisted by using the auxiliary hoisting wire and the hoisting device, and the conductor is prevented from falling excessively, when the conductor needs to be hoisted, when the connecting clamping plates 3 outside the conductor are fixed by the bolt cooperation external connecting holes 12, the ceramic hanging frame 13 is connected and fixed together, when the two conductors are connected, the clamping plate 17 and the ceramic hanging frame 13 are connected and fixed by using the bidirectional screw rod 16, the auxiliary hoisting wire is placed in the middle of the two arc-shaped clamping plates 18, the fixed bolts 19 at both ends of the clamping plate 17 are screwed, the arc-shaped clamping plates 18 are tightly fixed with the auxiliary hoisting wire, the arc-shaped clamping plates 18 are internally bonded with rubber pads 20, the rubber pads 20 can be deformed, the arc-shaped clamping plates 18 can be better fixed on the auxiliary hoisting wire.

[0033] Finally, it should be noted that: the above only for the preferred examples of the utility model, and not for limiting the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. An overhead conductor that is easy to connect, comprising stranded wire (1), characterized in that, The outside of the stranded wire (1) is wrapped with an insulating layer (2), and the top and bottom of the adjacent ends of the two stranded wires (1) are connected with connecting clamps (3); A screw lug (4) is welded to one end of the inner side of the connecting clamp (3) located at the top. An expansion screw (5) is connected to the screw lug (4) through a threaded hole. A plurality of mating holes (8) are opened at one end of the connecting clamp (3) on the outer side of the stranded wire (1) on one side. A plurality of mating rods (9) are welded to one end of the connecting clamp (3) on the outer side of the stranded wire (1) on the other side. The mating rods (9) are embedded in the adjacent mating holes (8). The connecting clamp (3) has connecting holes (10) on both sides near the screw lugs (4). The top and bottom of the connecting clamp (3) are fixedly connected to the connecting pressure plate (11) through the connecting holes (10) and bolts.

2. The overhead conductor for easy connection according to claim 1, characterized in that, The connecting clamp (3) has anti-slip texture (6) in the middle of its inner side, and a pressure block (7) is welded to the other end of the inner side of the connecting clamp (3).

3. The overhead conductor for easy connection according to claim 1, characterized in that, The outer side of the docking rod (9) is in contact with the inner side of the adjacent docking hole (8), and both the outer side of the docking rod (9) and the inner side of the docking hole (8) are smooth surfaces.

4. The overhead conductor for easy connection according to claim 1, characterized in that, The connecting clamp (3) has external holes (12) on both sides near the pressure block (7). The top of the two adjacent connecting clamps (3) is connected to a ceramic bracket (13) through the external holes (12) and bolts. The top of the ceramic bracket (13) has a hanging hole (15). A bidirectional screw (16) is connected between two adjacent hanging holes (15). Two clamping plates (17) are slidably installed between the two bidirectional screws (16). An arc-shaped clamping plate (18) is welded to the opposite side of the two clamping plates (17). The two ends of the two clamping plates (17) are connected by two fixing bolts (19).

5. An overhead conductor for easy connection according to claim 4, characterized in that, The ceramic hanger (13) has flow holes (14) at equal intervals on one side, and the inner side of the arc-shaped clamp (18) is bonded with a rubber pad (20).

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