CN216411672U

CN216411672U - A surplus cable receiver for surplus cable frame of non-conductor

Info

Publication number: CN216411672U
Application number: CN202122460298.2U
Authority: CN
Inventors: 回翰呈; 回光明
Original assignee: China University of Geosciences
Current assignee: China University of Geosciences
Priority date: 2021-10-12
Filing date: 2021-10-12
Publication date: 2022-04-29
Anticipated expiration: 2031-10-12

Abstract

The utility model provides a residual cable storage box for a non-conductor residual cable rack, which comprises a fixing plate, a storage cover, a storage rotating shaft and two hoop assemblies, wherein the storage cover is arranged on the fixing plate; the storage cover is fixed on the fixed plate, a wire inlet is formed in the side wall of the storage cover, the storage rotating shaft is rotatably arranged in the storage cover, one end of the storage rotating shaft penetrates through the storage box, and a limiting ring is fixed on the storage rotating shaft; the utility model has the beneficial effects that: the excess cable storage box forms an excess cable frame assembly, the excess cable storage box can store the OPGW optical cable and the ADSS optical cable in a manner of rotary storage of the storage rotating shaft, the stored optical fiber wires are located in the excess cable storage box, and the excess cable storage box has an insulating and heat-insulating effect, so that the ADSS optical cable can be prevented from being damaged by high temperature generated when the OPGW optical cable is discharged by lightning stroke; this surplus cable receiver simple structure accomodates the convenience, and the protectiveness is strong.

Description

A surplus cable receiver for surplus cable frame of non-conductor

Technical Field

The utility model relates to the technical field of optical fiber communication systems for high-voltage power transmission, in particular to a residual cable storage box for a non-conductor residual cable rack.

Background

The traditional residual cable frame component is made of metal conductor materials, and OPGW optical cables and ADSS optical cables on high-voltage power transmission lines of power grid transformer substation parts (220kV and above) or power transmission line parts (66kV and above) are coiled. Because the poor condition of ground connection can appear in the construction of ground connection to OPGW optical cable, when meetting thunderstorm weather, because of the poor condition of ground connection leads to OPGW optical cable to fall the thunder after discharging in surplus cable frame department, the high temperature that discharges and produce causes ADSS optical cable local over-temperature, leads to ADSS optical cable scaling loss. The relay protection equipment can be stopped after the ADSS optical cable is burnt, and large-scale power failure accidents are easily caused.

SUMMERY OF THE UTILITY MODEL

In view of the above, in order to improve the protection effect on the ADSS optical cable, prevent the ADSS optical cable from being damaged by high temperature when the OPGW optical cable is discharged by lightning stroke, and facilitate the ADSS optical cable and the OPGW optical cable to be stored, the utility model provides a surplus cable storage box for a non-conductor surplus cable rack, which comprises a fixing plate, a storage cover, a storage rotating shaft and two band components; the middle part of the fixing plate is provided with a first accommodating hole; the accommodating cover is fixed on the fixing plate, a wire inlet is formed in the side wall of the accommodating cover, and a second accommodating hole is formed in the accommodating cover; the containing rotating shaft is rotatably arranged in the containing cover, one end of the containing rotating shaft is rotatably limited in the first containing hole, the other end of the containing rotating shaft penetrates through the containing box, and a limiting ring is fixed on the containing rotating shaft; the accommodating rotating shaft rotates, so that the optical cable wires are wound and accommodated on the accommodating rotating shaft; the two belt components are used for fixing the fixing plate on the telegraph pole.

Furthermore, each strap component comprises a cushion block, a locking bolt and two locking straps, the cushion block is fixed on the fixing plate, the two locking straps are connected to the cushion block, locking threaded holes are formed in the end portions of the two locking straps, and the locking bolt penetrates through the two locking threaded holes to fold and lock the two locking straps.

Furthermore, the middle parts of the cushion blocks are all sunken into circular arc shapes.

Further, the fixing plate is a circular plate, the storage cover is cylindrical, and the edge of the storage cover is fixed on the fixing plate through a screw.

Further, two it all is equipped with the rotation connecting rod to accomodate the pivot tip, two it is equipped with the twist grip to rotate the connecting rod tip.

Furthermore, the accommodating rotating shafts are provided with fastening nuts, and the two locking nuts are arranged on the two accommodating rotating shafts in a threaded connection mode.

Further, all be equipped with rolling bearing in first accommodation hole and the second accommodation hole, rolling bearing all overlap in accomodate the pivot.

The non-conductor residual cable bracket component with the lightning protection function has the beneficial effects that: the excess cable storage box can store optical fiber wires (OPGW optical cables and ADSS optical cables) in a rotary storage mode through the storage rotating shaft, the stored optical fiber wires are located in the excess cable storage box, and the excess cable storage box has an insulating and heat-insulating effect, so that the ADSS optical cables can be prevented from being damaged by high temperature generated when the OPGW optical cables are discharged by lightning stroke; this surplus cable receiver simple structure accomodates the convenience, and the protectiveness is strong.

Drawings

Fig. 1 is an overall configuration diagram of a surplus cable storage box 3 for a non-conductor surplus cable frame according to the present invention.

Fig. 2 is a schematic view of the internal structure of the excess cable storage box 3 in fig. 1.

Fig. 3 is a plan view of the internal structure of the excess cable storage box 3 in fig. 1.

Fig. 4 is a view of the excess cable storage box 3 in fig. 1 from direction a.

Fig. 5 is a schematic view of the construction of a surplus cable assembly including the surplus cable storage box 3 of the present invention.

In the figure: 1-telegraph pole, 2-joint box, 3-surplus cable storage box, 31-fixing plate, 32-storage cover, 33-storage rotating shaft, 34-limiting ring, 35-rotating connecting rod, 36-rotating handle, 37-fastening nut, 38-wire inlet, 4-cushion block, 41-locking strap, 42-locking bolt and 5-rotating bearing.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be further described with reference to the accompanying drawings.

Referring to fig. 1 to 4, the excess cable storage box 3 for a non-conductor excess cable rack according to the present invention is used for winding and storing optical cable wires, and the excess cable storage box 3 includes a fixing plate 31, a storage cover 32, a storage spindle 33, and two ribbon assemblies.

The fixing plate 31 is a circular plate, the fixing plate 31 has an insulating function, is made of an insulating material or is wrapped by an insulating material on the outer surface thereof, the two strap assemblies are arranged on the back surface of the fixing plate 31, and the fixing plate 31 is fixed on the telegraph pole 1 by the two strap assemblies.

The storage cover 32 is cylindrical, an opening is formed in one end of the storage cover 32, the opening end of the storage cover is buckled with the front surface of the fixing plate 1, a wire inlet 38 is formed in the side surface of the storage cover 32, a first accommodating hole is formed in the middle of the fixing plate 21, and a second accommodating hole is formed in the storage cover 32.

Accomodate pivot 33 and be located accomodate in the lid 3, accomodate pivot 33 one end rotationally spacing in the first accommodation hole, accomodate the pivot 33 other end and pass outside the second accommodation hole extends to accomodate the lid 32, accomodate and be equipped with a plurality of spacing rings 34 on the pivot 33, all spacing rings 34 all are located accomodate the lid 32, accomodate pivot 33 and extend an end connection rotation connecting rod 35 of accomodating the lid 32, rotate connecting rod 35 tip and be equipped with turning handle 36, inlet 38 is used for making the optical cable wire stretch into and accomodates in the lid 32, spacing ring 34 is used for spacing fixed optical cable wire that stretches into accomodate in the lid 32, turning handle 36 is used for driving accomodates pivot 33 and rotates to make the optical cable wire winding accomodate in accomodating on pivot 33.

Furthermore, the outer wall of the end of the receiving rotary shaft 33 extending out of the receiving cover 32 is provided with a fastening thread, and the end is provided with a fastening nut 37, the fastening nut 37 is located between the rotating handle 36 and the receiving cover 32, and the distance between the fastening nut 37 and the receiving cover 32 can be adjusted by rotating the fastening nut 37, so that the fastening nut 37 is pressed on the receiving cover 32, and the receiving rotary shaft 33 is locked by friction force after the optical cable conductor is received.

Further, all be equipped with rolling bearing 5 in first accommodation hole and the second accommodation hole, rolling bearing 5 all overlap in accomodate the pivot 33, rolling bearing 5 is used for reducing the resistance when rolling bearing 33 rotates.

Further, each strap subassembly includes cushion 4, locking bolt 42 and two locking straps 41, and cushion 4 is the rubber material, and 4 fixed connection in the fixed plate 31 backs of cushion, and two locking strap 41 tip are equipped with the locking screw hole, locking bolt 42 passes the locking screw hole of two locking strap 41 tip and folds two locking straps 41 and lock, and two locking straps 41 fold and embrace wire pole 1 to on the fixed wire pole 1 of the surplus cable receiver 3 at its place, 4 middle parts of cushion are sunken to arc, thereby cushion 4 can be inseparable laminating on wire pole 1.

Referring to fig. 5, the excess cable storage box is a part of a non-conductor excess cable assembly including a connector box 2, a ground wire 24 and two excess cable storage boxes 3.

Splice box 2 and two surplus cable receivers 3 all are fixed in on wire pole 1, and the three sets up from top to bottom relatively, and wherein splice box 2 is located the top, extends two surplus optical cable wires on splice box 2, and two optical cable wires are OPGW optical cable 22 (compound optical fiber overhead ground wire) and ADSS optical cable 21 (all-dielectric self-supporting optic fibre) respectively, and two optical cables twine respectively and accomodate in two surplus cable receivers 3, still be equipped with an earthing ware 23 on the OPGW optical cable 22, earth connection 24 one end is connected on earthing ware 23, and earth connection 24 and OPGW optical cable 22 pass through earthing ware 23 and are connected and switch on, and the earth connection 24 other end extends to below ground to make OPGW optical cable 22 pass through earth connection 24 ground connection.

This surplus cable receiver 3 can accomodate the surplus part with OPGW optical cable 22 and ADSS optical cable 21 respectively in two surplus cable receivers 3 with surplus cable assembly spare, and surplus cable receiver 3 can play the thermal-insulated effect of reason, and the high temperature that produces when can avoiding OPGW optical cable 22 to be struck by lightning discharges like this damages ADSS optical cable 21.

In this document, the terms front, back, upper and lower are used to define the components in the drawings and the positions of the components relative to each other, and are used for clarity and convenience of the technical solution. It is to be understood that the use of the directional terms should not be taken to limit the scope of the claims.

The features of the embodiments and embodiments described herein above may be combined with each other without conflict.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a surplus cable receiver that is used for surplus cable frame of non-conductor which characterized in that: comprises a fixing plate, a containing cover, a containing rotating shaft and two hoop components;

the middle part of the fixing plate is provided with a first accommodating hole;

the accommodating cover is fixed on the fixing plate, a wire inlet is formed in the side wall of the accommodating cover, and a second accommodating hole is formed in the accommodating cover;

the containing rotating shaft is rotatably arranged in the containing cover, one end of the containing rotating shaft is rotatably limited in the first containing hole, the other end of the containing rotating shaft penetrates through the containing box, and a limiting ring is fixed on the containing rotating shaft; the accommodating rotating shaft rotates, so that the optical cable wires are wound and accommodated on the accommodating rotating shaft;

the two belt components are used for fixing the fixing plate on the telegraph pole.

2. The excess cable storage box for a non-conductor excess cable rack according to claim 1, wherein: each strap component comprises a cushion block, a locking bolt and two locking straps, the cushion block is fixed on the fixing plate, the two locking straps are connected to each other on the cushion block, the end parts of the two locking straps are provided with locking threaded holes, and the locking bolt penetrates through the two locking threaded holes to fold and lock the two locking straps.

3. The excess cable storage box for a non-conductor excess cable rack according to claim 2, wherein: the middle parts of the cushion blocks are all sunken into circular arc shapes.

4. The excess cable storage box for a non-conductor excess cable rack according to claim 1, wherein: the fixed plate is a circular plate, the storage cover is cylindrical, and the edge of the storage cover is fixed on the fixed plate through a screw.

5. The excess cable storage box for a non-conductor excess cable rack according to claim 1, wherein: two accomodate the pivot tip and all be equipped with the rotation connecting rod, two rotation connecting rod tip is equipped with the twist grip.

6. The excess cable storage box for a non-conductor excess cable rack according to claim 1, wherein: and the storage rotating shaft is provided with fastening nuts, and the two locking nuts are arranged on the two storage rotating shafts in a threaded connection mode.

7. The excess cable storage box for a non-conductor excess cable rack according to claim 1, wherein: and rotating bearings are arranged in the first accommodating hole and the second accommodating hole and are sleeved on the accommodating rotating shaft.