CN201138733Y

CN201138733Y - Anti-theft bracket for rod and wire

Info

Publication number: CN201138733Y
Application number: CNU2008200818706U
Authority: CN
Inventors: 周建华
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-01-07
Filing date: 2008-01-07
Publication date: 2008-10-22
Anticipated expiration: 2018-01-07

Abstract

The utility model discloses a theftproof support for rod line, which comprises a first semicircular anchor ear (1), a second semicircular anchor ear (3) and a third semicircular anchor ear (4). The external lateral surface of the first semicircular anchor ear (1) and the third semicircular anchor ear (4) is respectively equipped with a plurality of radial ribs (8), a fan-shaped plate (7) is fixedly positioned on the rib, and the outer end of each rib (8) is equipped with an acuminate head. The third semicircular anchor ear is clasped at the external side of the second semicircular anchor ear, two ends thereof are fixed on the bolts (2) at two ends of the first semicircular anchor ear and the second semicircular anchor ear via screw caps, and two screw caps are respectively covered with a theft-proofing cap for screw cap (6). The utility model fixes the theftproof support for rod line below the cables on the electric pole, by reasons of the resistance from the fan-shaped plate and the ribs with the acuminate head on the theftproof support for rod line and the protection from the theft-proofing cap for screw cap, thus thieves can not climb over and remove the theftproof support for rod line when thieves climb to the electric pole, and consequently the theft behavior of cables is stopped.

Description

Theft-prevention supporter for pole wire

Technical field

The utility model relates to the anti-theft device of a kind of cable and steel strand wire, a kind of theft-prevention supporter for pole wire.

Background technology

When cable is installed on the outdoor electric pole, be suspended on the steel strand wire with metal hook, the guiding principle twisted wire is fixed on the electric pole with anchor ear.This anchor ear comprises iron splint and a pair of anchor ear circle, and iron splint is fixed on the anchor ear circle, and steel strand wire are clamped with iron splint, are fixed on the electric pole with the anchor ear circle again.The thief can take iron splint apart with the nut on the spanner turn iron splint, or with spanner the nut on the anchor ear circle is outwarded winding, or with pliers steel strand wire is cut off, and then steel strand wire and cable is stolen.Chinese patent application 200610154455.4 has been introduced a kind of anti-theft anchor ear; utilize the antitheft cover of iron splint, nut pilferproof closure and cable theft-prevention cover or steel strand wire stealingproof sleeve that iron splint and cable, the steel strand wire protection close with electric pole are lived, can play good antitheft effect.But the parallel this anti-theft anchor ears of the many covers of installing simultaneously that need when being equiped with many cables on the electric pole, expense is just higher.This anti-theft anchor ear can't be used for also that cable meets at right angles at the electric pole place or the situation of obtuse angle.

Summary of the invention

The utility model is intended to propose a kind of being applicable to and parallelly on the electric pole is equiped with many cables or cable meets at right angles at the electric pole place or the cable theft-prevention device during obtuse angle, a kind of theft-prevention supporter for pole wire.

This theft-prevention supporter for pole wire comprises the first semicircle anchor ear and the second semicircle anchor ear.The two ends of two semicircle anchor ears link to each other with bolt, nut.It also comprises the 3rd semicircle anchor ear.Several radial muscle are distributing on the lateral surface of the first semicircle anchor ear and the 3rd semicircle anchor ear, muscle top fixed fan-shaped plate, there is a pointed head outer end of every muscle, this pointed head stretches out outside the fanning strip edge, the 3rd semicircle anchor ear is buckled in the outside of the second semicircle anchor ear, the two ends of the 3rd semicircle anchor ear, are fixed on these two nuts of the 3rd semicircle anchor ear and are respectively being overlapped a nut pilferproof closure on the bolt at the first semicircle anchor ear and the second semicircle anchor ear two ends with fixed by nut.

This theft-prevention supporter for pole wire is fixed on the below of cable on the electric pole; because the fanning strip on the theft-prevention supporter for pole wire becomes stopping of pointed muscle with head; again because the protection of nut pilferproof closure is arranged; when stealer is climbed up electric pole; can't cross this theft-prevention supporter for pole wire; also theft-prevention supporter for pole wire can't be pulled down, can stop pilferage behavior cable.

Description of drawings

Accompanying drawing 1 is the structure chart of this theft-prevention supporter for pole wire;

Accompanying drawing 2 is the structure chart of nut pilferproof closure;

Accompanying drawing 3 is the structure chart of cover picker.

Embodiment

As shown in Figure 1, this theft-prevention supporter for pole wire comprises the first semicircle anchor ear 1 and the second semicircle anchor ear 3.The two ends of two semicircle anchor ears link to each other with bolt 2, nut 5.It also comprises the 3rd semicircle anchor ear 4.Several radial muscle 8 that distributing on the lateral surface of the first semicircle anchor ear 1 and the 3rd semicircle anchor ear 4, the inner of muscle welds together mutually with the first semicircle anchor ear 1 and the 3rd semicircle anchor ear 4.On two semicircle anchor ears 5 muscle are arranged respectively among the figure.The top fan-shaped plate 7 of fixing of muscle, fanning strip 7 can be put and be welded on the muscle 8.Fanning strip among the figure becomes polygonized structure.There is a pointed head outer end of every muscle 8, and this pointed head stretches out outside the edge of fanning strip.The 3rd semicircle anchor ear 4 is buckled in the outside of the second semicircle anchor ear 3, the two ends of the 3rd semicircle anchor ear 4, are fixed on these two nuts of the 3rd semicircle anchor ear and are respectively being overlapped a nut pilferproof closure 6 on the bolt 2 at the first semicircle anchor ear 1 and the second semicircle anchor ear, 3 two ends with fixed by nut.

The structure of the nut pilferproof closure 6 in this theft-prevention supporter for pole wire is identical with the nut pilferproof closure of introduction in the Chinese patent application 200610154455.4.As shown in Figure 2, the nut pilferproof closure is made up of the spring coil 12 of metallic sheath 10, plastic bushing 11 and the opening of round cup shape.The center of the bottom surface of metallic sheath 10 has one than the big slightly hole of bolt 2 diameters.There is a corresponding to hole of profile with the nut 13 of fixing the 3rd semicircle anchor ear at the middle part of plastic bushing 11, and the size in this hole is slightly littler than nut.The periphery of plastic bushing 11 is circular, and is slightly littler than the diameter of the inner chamber of metallic sheath 10.The groove that an annular is arranged on the plastic bushing outer wall also has the groove of an annular on the inwall of metallic sheath 10, this groove is relative with the groove location on the plastic bushing outer wall.In the groove and the groove on the plastic bushing outer wall on the above-mentioned metallic sheath inwall of spring coil 12 embeddings, metallic sheath 10 and plastic bushing 11 are combined.

When this theft-prevention supporter for pole wire is fixed on the below of cable on the electric pole, as shown in Figure 1, earlier the first semicircle anchor ear 1 and the second semicircle anchor ear 3 usefulness bolts 2 and nut 5 and electric pole 9 are fixed, again the 3rd semicircle anchor ear 4 is buckled in the outside of the second semicircle anchor ear, be fastened with nut 13 and bolt 2, at last, fixing cover upper cap nut pilferproof closure 6 on two nuts 13 of the 3rd semicircle anchor ear, available instrument is firmly squeezed into the nut pilferproof closure.Metallic sheath will rotate with respect to plastic bushing 11 and nut 13, and nut pilferproof closure and nut can't be taken off, and also the nut pilferproof closure can't be taken off with other instrument commonly used as if metallic sheath 10 rotations of clamping the nut pilferproof closure with pipe wrench this moment.When stealer is climbed up electric pole, be subjected to fanning strip on the theft-prevention supporter for pole wire to become stopping of pointed muscle with head, can't cross theft-prevention supporter for pole wire, also theft-prevention supporter for pole wire can't be pulled down, can play good antitheft effect.

Above-mentioned nut pilferproof closure 6 needs just can take off with the cover picker of special use, the structure of this cover picker as shown in Figure 3, it comprises a columnar cover, this cover comprises tubular outer wall 14 and a bottom surface 15.The diameter of the inner chamber 16 of cover is bigger slightly than the external diameter of nut pilferproof closure 6.The access hole of tubular outer wall 14 respectively has a screwed hole 17 along the relative both sides of locating.This screwed hole also can have 3 or 4, is evenly distributed on the circumference.Respectively screw in one piece of screw 18 in the above-mentioned screwed hole.There is a bolt hole 19 at the center of the bottom surface 15 of cover picker, screws in one piece in the bolt hole and gets bonnet bolt 20.This cover picker is enclosed within the outside of nut pilferproof closure 6, screw 18 on the tubular outer wall 14 of turn, make it to hold out against mutually with the outer wall of the metallic sheath 10 of nut pilferproof closure, bonnet bolt 20 is got in turn again, make and get bonnet bolt top, just nut pilferproof closure 6 can be taken off from nut 13 to the fixing bolt 2 of anchor ear.

When the maintenance personal keeps in repair circuit, can with cover picker two nut pilferproof closures 6 be taken off earlier, again the 3rd semicircle anchor ear and coupled muscle and fanning strip be taken off, can climb up electric pole from this side and carry out maintenance operation.

Claims

1, a kind of theft-prevention supporter for pole wire, comprise the first semicircle anchor ear (1) and the second semicircle anchor ear (3), the two ends of two semicircle anchor ears bolt (2), nut (5) links to each other, it is characterized in that it also comprises the 3rd semicircle anchor ear (4), several radial muscle (8) are distributing on the lateral surface of the first semicircle anchor ear (1) and the 3rd semicircle anchor ear (4), the top fan-shaped plate (7) of fixing of muscle, there is a pointed head outer end of every muscle (8), this pointed head stretches out outside the fanning strip edge, the 3rd semicircle anchor ear (4) is buckled in the outside of the second semicircle anchor ear (3), the two ends of the 3rd semicircle anchor ear (4), are fixed on these two nuts of the 3rd semicircle anchor ear and are respectively being overlapped a nut pilferproof closure (6) on the bolt (2) at the first semicircle anchor ear (1) and second semicircle anchor ear (3) two ends with fixed by nut.