CN208737949U - A kind of high voltage bus optical fiber composite insulator and its supporting element - Google Patents

Abstract

The utility model relates to a kind of high voltage bus optical fiber composite insulator and its supporting elements, optical fiber composite insulator includes insulator body and multiple full skirts, the centre of the insulator body is in hollow structure, the hollow structure embeds ring-shaped glass fiber stick, and optical fiber runs through the ring-shaped glass fiber stick；The full skirt is equidistantly equipped on the insulator body outer surface.Supporting element includes pedestal, circular winding pipe, the first anchor ear and the second anchor ear, the straight end of the circular winding pipe is welded on pedestal, the elbow end of the circular winding pipe is welded with flange, the first anchor ear is welded on the flange, first anchor ear is located at circular winding pipe elbow end and insulator body end junction, and fixes insulator body around clamping by the second anchor ear and the first anchor ear.The utility model structure is simple, is easily installed, is easy to operate, while improving the performance of optical fiber composite insulator, extended fiber service life.

Description

A kind of high voltage bus optical fiber composite insulator and its supporting element

Technical field

The utility model relates to high voltage bus optical fiber measurement fields, and it is multiple to particularly relate to a kind of high voltage bus optical fiber Close insulator and its supporting element.

Background technique

With extra-high voltage, smart grid, remote high-power communication and the development of New Energy Industry, high-voltage end signal acquisition Reliability be increasingly taken seriously.Due to that can be existed using electric signal sensing mode vulnerable to electromagnetic interference, influence measurement essence The problem of degree and insulation performance, acquires transmission data using photodetachment method and has become a kind of trend.Using optical signal transmission It can the mechanical performance of high-precision transferring high voltage equipment, electric property data and effective solution electromagnetic interference problem.

In the prior art, it is typically employed in composite insulator core body axis position and opens a through-hole, optical fiber passes through simultaneously from hole It is poured the manufacture that method therein realizes optical fiber composite insulator with inorganic sealed insulating material, but in such optical fiber insulator The shrinking percentage of the insulating materials of portion's filling under various circumstances is inconsistent, so as to cause occurring interface between the two, when product is long Between put into operation after may occur internal along interface flashover, lead to electrical hazard.Therefore, existing fiber composite insulator structure is carried out It improves, it is particularly necessary to promote optical fiber insulator performance.

Utility model content

In order to solve the above-mentioned problems in the prior art, the purpose of this utility model is to provide a kind of high voltage bus With optical fiber composite insulator and its supporting element.

To achieve the above object, the technical solution adopted in the utility model are as follows:

The utility model provides a kind of high voltage bus optical fiber composite insulator, including insulator body and multiple umbrellas Skirt, the centre of the insulator body are in hollow structure, and the hollow structure embeds ring-shaped glass fiber stick, and optical fiber is through described The inner hole of ring-shaped glass fiber stick；The full skirt is equidistantly equipped on the insulator body outer surface.

In above-mentioned technical proposal, the ring-shaped glass fiber stick length is less than insulator body length, and ring-shaped glass is fine Do not expose insulator body in dimension stick both ends.

In above-mentioned technical proposal, there is internal screw thread at the ring-shaped glass fiber stick both ends.

In above-mentioned technical proposal, the internal diameter of the ring-shaped glass fiber stick is greater than the diameter of optical fiber.

In above-mentioned technical proposal, the gap between the optical fiber and ring-shaped glass fiber stick is cast with silicon rubber.

The utility model additionally provides a kind of high voltage bus optical fiber composite insulator supporting element, including pedestal, round curved Pipe, the first anchor ear and the second anchor ear, the straight end of the circular winding pipe are welded on pedestal, the elbow end welding of the circular winding pipe There is flange, the first anchor ear is welded on the flange, first anchor ear is located at circular winding pipe elbow end and insulator body end Junction is held, and insulator body is fixed around clamping by the second anchor ear and the first anchor ear.

In above-mentioned technical proposal, the circular winding pipe is by the brake forming of round tube one end.

In above-mentioned technical proposal, the optical fiber of insulator body end passes through circular winding pipe from the elbow end of circular winding pipe, and Stretch out pedestal.

Compared with prior art, the utility model has the beneficial effects that

1, ring-shaped glass fiber stick is embedded by insulator body, runs through optical fiber from ring-shaped glass fiber stick, and Gap between optical fiber and ring-shaped glass fiber stick is cast with silicon rubber, reduces packing material shrinking percentage under various circumstances not Unanimously, so as to cause occurring the problem of interface between the two, optical fiber insulator performance is promoted, reduces electrical hazard.

2, the position connected between supporting element and optical fiber composite insulator uses elbow form, guarantees the bending curvature of optical fiber Radius, avoid appearance damage and caused by optical fiber it is obstructed or loss increase the problem of, influence optical fiber service life.

A kind of high voltage bus optical fiber composite insulator and its supporting element provided by the utility model, structure is simple, is easy to It installs, is easy to operate.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of optical fiber composite insulator；

Fig. 2 is cross-sectional view of the Fig. 1 on the direction A-A；

Fig. 3 is the structural schematic diagram of supporting element；

Fig. 4 is the connection schematic diagram of optical fiber composite insulator and supporting element；

Drawing reference numeral explanation:

1-1, insulator body；1-2, full skirt；1-3, ring-shaped glass fiber stick；1-4, internal screw thread；2, optical fiber；3-1, bottom Seat；3-2, circular winding pipe；3-3, the first anchor ear；3-4, the second anchor ear；3-5, flange.

Specific embodiment

To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below In conjunction with the drawings and specific embodiments, it is further described how the utility model is implemented.

As shown in Figure 1, the utility model provides a kind of high voltage bus optical fiber composite insulator, including insulator body The centre of 1-1 and multiple full skirt 1-2, the insulator body 1-1 are in hollow structure, and it is fine that the hollow structure embeds ring-shaped glass Tie up the inner hole of stick 1-3；The ring-shaped glass fiber stick 1-3 length is less than insulator body 1-1 length, and ring-shaped glass fiber stick Insulator body 1-1 is not exposed in the both ends 1-3.There are internal screw thread 1-4, insulator sheet in the both ends the ring-shaped glass fiber stick 1-3 When body 1-1 is formed, closure of tightening up a screw prevents casting silicon rubber from entering the hollow region of ring-shaped glass fiber stick.Optical fiber 2 runs through institute Ring-shaped glass fiber stick 1-3, stretch optic fibre 2 are stated, and the gap between optical fiber 2 and ring-shaped glass fiber stick 1-3 is cast with silicon Rubber avoids force-extension.

The full skirt 1-2 is equidistantly equipped on the outer surface insulator body 1-1.Wherein, the full skirt 1-2 and insulator sheet Body 1-1 is integrally formed, and it is 35Kv that the spacing between the diameter and full skirt of full skirt 1-2, which meets stress levels,.

As shown in Figures 2 and 3, the utility model additionally provides a kind of high voltage bus optical fiber composite insulator supporting element, It is welded on including pedestal 3-1, circular winding pipe 3-2, the first anchor ear 3-3 and the second anchor ear 3-4, the straight end of the circular winding pipe 3-2 On pedestal 3-1, the elbow end of the circular winding pipe 3-2 is welded with flange 3-5, and the first anchor ear 3- is welded on the flange 3-5 3, the first anchor ear 3-3 are located at circular winding pipe 3-2 elbow end and the end insulator body 1-1 junction, and pass through second armful Hoop 3-4 and the first anchor ear 3-3 fixes insulator body 1-1 around clamping, and the optical fiber 2 of the end insulator body 3-1 is from circle The elbow end of bend pipe 3-2 passes through circular winding pipe 3-2, and stretches out pedestal 3-1.Wherein, the circular winding pipe 3-2 is by round tube one end Brake forming.

In the utility model, the position that supporting element is connect with optical fiber composite insulator uses elbow form, guarantees optical fiber Radius of curvature.

The production process of the utility model:

Ring-shaped glass fiber stick 1-3 is fixed in composite insulator mold, both ends are tightened up a screw envelope by internal screw thread 1-4 After mouthful, it is poured into silicon rubber, insulator body 1-1 is tightly attached to ring-shaped glass fiber stick 1-3 outer wall, and it is cooling after the completion of to be cast, Optical fiber 2 is penetrated through ring-shaped glass fiber stick 1-1 inner hole by the screw for taking down ring-shaped glass fiber stick 1-3 sealing two ends, and both ends are equal The optical fiber 2 of 0.5m length, and stretch optic fibre 2 are reserved, silicon rubber is poured into, completes the system of optical fiber composite insulator after cooling Make.After the brake forming of round tube one end forms circular winding pipe 3-2, successively flange 3-5 is welded on the elbow of circular winding pipe 3-2, First anchor ear 3-3 is welded on flange 3-5, and the other end of circular winding pipe 3-2 is then welded on rectangular pedestal 3-1；Then will The optical fiber 2 of optical fiber composite insulator one end passes through circular winding pipe 3-2 from the elbow end of circular winding pipe 3-2, stretches out rectangular pedestal 3-1, insulator body 1-1 end dropping place are fitted around holding at the elbow anchor ear of circular winding pipe 3-2, by the second anchor ear 3-4 Afterwards, pass through screw locking.Wherein, pedestal 3-4 is equipped with 4 through-holes, can pass through through-hole setscrew securing supports.

Finally, it is stated that above embodiments are merely intended for describing the technical solutions of the present application, but not for limiting the present application, although ginseng The utility model is described in detail according to preferred embodiment, those skilled in the art should understand that, it can be to this The technical solution of utility model is modified or replaced equivalently, without departing from the objective and model of technical solutions of the utility model It encloses, should all cover in the scope of the claims of the utility model.

Claims (8)

1. a kind of high voltage bus optical fiber composite insulator, including insulator body (1-1) and multiple full skirts (1-2), feature Be: the centre of the insulator body (1-1) is in hollow structure, and the hollow structure embeds ring-shaped glass fiber stick (1-3), Optical fiber (2) runs through the inner hole of the ring-shaped glass fiber stick (1-3)；It is equidistantly set on insulator body (1-1) outer surface There is the full skirt (1-2).

2. a kind of high voltage bus optical fiber composite insulator according to claim 1, it is characterised in that: the ring-shaped glass Fiber stick (1-3) length is less than insulator body (1-1) length, and insulation is not exposed at the both ends ring-shaped glass fiber stick (1-3) Sub- ontology (1-1).

3. a kind of high voltage bus optical fiber composite insulator according to claim 1, it is characterised in that: the ring-shaped glass The both ends fiber stick (1-3) have internal screw thread (1-4).

4. a kind of high voltage bus optical fiber composite insulator according to claim 1, it is characterised in that: the ring-shaped glass The internal diameter of fiber stick (1-3) is greater than the diameter of optical fiber (2).

5. a kind of high voltage bus optical fiber composite insulator according to claim 1, it is characterised in that: the optical fiber (2) Gap between ring-shaped glass fiber stick (1-3) is cast with silicon rubber.

6. a kind of high voltage bus optical fiber composite insulator supporting element, it is characterised in that: including pedestal (3-1), circular winding pipe (3- 2) straight end of, the first anchor ear (3-3) and the second anchor ear (3-4), the circular winding pipe (3-2) is welded on pedestal (3-1), described The elbow end of circular winding pipe (3-2) is welded with flange (3-5), is welded with the first anchor ear (3-3) on the flange (3-5), described First anchor ear (3-3) is located at circular winding pipe (3-2) elbow end and the end junction insulator body (1-1), and passes through second armful (3-4) and the first anchor ear (3-3) are bound round around clamping to fix insulator body (1-1).

7. a kind of high voltage bus optical fiber composite insulator supporting element according to claim 6, it is characterised in that: the circle Shape bend pipe (3-2) is by the brake forming of round tube one end.

8. a kind of high voltage bus optical fiber composite insulator supporting element according to claim 6, it is characterised in that: insulator The optical fiber (2) of the end ontology (1-1) passes through circular winding pipe (3-2) from the elbow end of circular winding pipe (3-2), and stretches out pedestal (3- 1)。