CN213367358U

CN213367358U - Overhead insulated cable capable of preventing ice and snow accumulation

Info

Publication number: CN213367358U
Application number: CN202022014416.2U
Authority: CN
Inventors: 罗筱
Original assignee: Guoyou Cable Group Co Ltd
Current assignee: Guoyou Cable Group Co Ltd
Priority date: 2020-09-15
Filing date: 2020-09-15
Publication date: 2021-06-04
Anticipated expiration: 2030-09-15

Abstract

The utility model discloses a prevent built on stilts insulated cable of ice and snow overstock, including the cable, the upper end of cable is provided with last fastener, and the lower extreme of cable is provided with down the fastener, and the reference column is all installed at the both ends of lower fastener, goes up the fastener and installs on the reference column and adopt locking mechanism and fastener connection in the periphery of cable down, goes up and installs the support on the fastener, and the support passes through expanding spring A and flexible guide post A is connected with the connecting plate, installs the drainage plate on the connecting plate. The utility model discloses an overhead insulated cable of anti-ice and snow overstock, the shake of drainage plate makes ice and snow drop from the drainage plate, can effectively avoid ice and snow overstock and then extrude the cable on the drainage plate, make the anti-ice and snow overstock performance of cable good, can prolong the life of cable, go up the fastener and install on the reference column and adopt locking mechanism and fastener connection to be in the periphery of cable down, make the anti-ice and snow overstock mechanism of installation on the fastener install or dismantle conveniently, high durability and convenient use.

Description

Overhead insulated cable capable of preventing ice and snow accumulation

Technical Field

The utility model relates to an aerial insulated cable technical field specifically is an aerial insulated cable of ice and snow backlog prevents.

Background

The overhead cable (called overhead insulated cable) is an overhead conductor with insulating layer and protective sheath, and is a special cable made up by adopting the similar production process of cross-linked cable, and is a new power transmission mode between overhead conductor and underground cable. The aerial cable is a single core, and can be divided into a duralumin wire structure, an aluminum alloy wire structure, a steel core or aluminum alloy core supporting structure, a self-supporting three-core threaded structure (the wire core can be duralumin or duralumin wire) and the like according to different structures. The power supply system has the main characteristics of high power supply reliability, good power supply safety, convenience in erection and maintenance, reasonable economy and the like. The main technical parameters comprise weather resistance, insulation level, inner and outer semi-conductive shielding layers. The overhead cable has wide transmission application at home and abroad.

In winter, a large amount of snow often falls in cold areas, so that the snow is accumulated on the cable in a large amount, finally, the weight of the snow greatly exceeds the weight of the cable, the snow breaks, and the service life of the cable is shortened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an aerial insulated cable of anti-ice and snow overstock, the drainage plate shake makes ice and snow drop from the drainage plate, can effectively avoid ice and snow overstock on the drainage plate and then extrude the cable, make the anti-ice and snow overstock performance of cable good, can prolong the life of cable, go up the fastener and install on the reference column and adopt locking mechanism and fastener connection in the periphery of cable down, make the anti-ice and snow overstock mechanism installation of installation on the fastener or dismantle conveniently, high durability and convenient use, can solve the problem among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: an overhead insulated cable capable of preventing ice and snow accumulation comprises a cable, wherein an upper fastening piece is arranged at the upper end of the cable, a lower fastening piece is arranged at the lower end of the cable, positioning columns are respectively arranged at two ends of the lower fastening piece, the upper fastening piece is arranged on the positioning columns and is connected to the periphery of the cable through a locking mechanism and the lower fastening piece, a support is arranged on the upper fastening piece, the support is connected with a connecting plate through a telescopic spring A and a telescopic guide column A, and a drainage plate is arranged on the connecting plate;

the locking mechanism comprises a fixed box, a telescopic spring B, a telescopic guide column B, a movable plate, a locking rod and a push-pull frame, the fixed box is mounted on an upper fastening piece, the movable plate is arranged on the inner side of the fixed box and connected to the inner wall of the fixed box through the telescopic spring B and the telescopic guide column B, the locking rod is mounted on the movable plate, the locking rod penetrates out of the fixed box and extends into the positioning column, the push-pull frame is further mounted on the movable plate, and the push-pull frame also penetrates out of the fixed box.

Preferably, the drainage plate is of a conical structure, and the width of the drainage plate is larger than the diameter of the cable.

Preferably, the flow guide plate surrounds the upper and lower fastening members.

Preferably, the upper end of the positioning column is provided with a locking groove for inserting the locking rod, and the locking groove is matched with the locking rod.

Preferably, guide seats are installed at two ends of the moving plate, the moving plate is installed on the inner wall of the fixed box through the guide seats, and the guide seats are embedded in the guide grooves.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses an overhead insulated cable of anti-ice and snow overstock, ice and snow fall to the drainage plate on the back, the drainage plate is owing to receive the extrusion of ice and snow and under expanding spring A and flexible guide post A's effort, make the drainage plate shake, the ice and snow that can make on the drainage plate gather drops from the drainage plate, can effectively avoid ice and snow overstock on the drainage plate and then extrude the cable, make the anti-ice and snow overstock performance of cable good, can prolong the life of cable, go up the fastener and install on the reference column and adopt locking mechanism and fastener connection in the periphery of cable down, make the anti-ice and snow overstock mechanism installation of installation on the fastener or dismantle conveniently, high durability and convenient use.

Drawings

Fig. 1 is a schematic view of an overhead insulated cable for preventing ice and snow backlog according to the present invention;

FIG. 2 is an enlarged view of the point A of the present invention;

fig. 3 is a partial cross-sectional view of fig. 2 of the present invention;

fig. 4 is a cross-sectional view of the locking lever locking positioning post of the present invention;

fig. 5 is a schematic view of the positioning column of the present invention.

In the figure: 1. a cable; 2. an upper fastener; 3. a lower fastener; 31. a positioning column; 311. a locking groove; 4. a locking mechanism; 41. a fixed box; 411. a guide groove; 42. a telescopic spring B; 43. a telescopic guide post B; 44. moving the plate; 441. a guide seat; 45. a locking lever; 46. a push-pull frame; 5. a support; 51. a telescopic spring A; 52. a telescopic guide column A; 6. a connecting plate; 7. a drainage plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, an overhead insulated cable for preventing ice and snow overstock comprises a cable 1, an upper fastening member 2 is arranged at the upper end of the cable 1, a lower fastening member 3 is arranged at the lower end of the cable 1, positioning columns 31 are respectively arranged at both ends of the lower fastening member 3, the upper fastening member 2 is arranged on the positioning column 31 and is connected to the periphery of the cable 1 by adopting a locking mechanism 4 and the lower fastening member 3, a bracket 5 is arranged on the upper fastening member 2, the bracket 5 is connected with a connecting plate 6 through an expansion spring a51 and an expansion guide post a52, a drainage plate 7 is arranged on the connecting plate 6, the drainage plate 7 is in a conical structure, the width of the drainage plate 7 is larger than the diameter of the cable 1, the drainage plate 7 surrounds the upper fastening member 2 and the lower fastening member 3, so that ice and snow accumulated on the drainage plate 7 cannot fall on the cable 1, the cable 1 is prevented from being frozen, after the ice and snow fall on the drainage plate 7, the drainage plate 7 is, make drainage plate 7 shake, can make the ice and snow that gathers on the drainage plate 7 drop from drainage plate 7, can effectively avoid ice and snow to accumulate and press on drainage plate 7 and extrude cable 1, make cable 1's anti-ice and snow overstock performance good, can prolong cable 1's life.

Referring to fig. 4-5, the locking mechanism 4 includes a fixed box 41, a telescopic spring B42, a telescopic guide post B43, a moving plate 44, a locking rod 45 and a push-pull frame 46, the fixed box 41 is mounted on the upper fastening member 2, the moving plate 44 is disposed inside the fixed box 41, guide seats 441 are mounted at both ends of the moving plate 44, the moving plate 44 is mounted on the inner wall of the fixed box 41 through the guide seats 441, the guide seats 441 are embedded in the guide grooves 411, the moving plate 44 is connected to the inner wall of the fixed box 41 through a telescopic spring B42 and a telescopic guide post B43, the locking rod 45 is mounted on the moving plate 44, the locking rod 45 extends into the positioning post 31 through the fixed box 41, a locking groove 311 for inserting the locking rod 45 is formed at the upper end of the positioning post 31, the locking groove 311 is adapted to the locking rod 45, the push-pull frame 46 is further mounted on the moving plate 44, the push-pull frame 46 drives the moving plate 44 to move under the guide action of the guide seats 441 and make, the telescopic spring B42 and the telescopic guide post B43 both contract until the locking rod 45 enters the fixing box 41, the push-pull frame 46 is loosened after the upper fastening part 2 is installed on the positioning post 31, due to the reset effect of the telescopic spring B42, the telescopic spring B42 and the telescopic guide post B43 both extend to further push the locking rod 45 to penetrate out of the fixing box 41 and extend into the positioning post 31, at the moment, the ice and snow accumulation preventing mechanism installed on the upper fastening part 2 is installed on the cable 1, the upper fastening part 2 is installed on the positioning post 31 and is connected to the periphery of the cable 1 by adopting the locking mechanism 4 and the lower fastening part 3, and the ice and snow accumulation preventing mechanism installed on the upper fastening part 2 is convenient to install or disassemble and convenient to use.

To sum up, the utility model discloses an aerial insulated cable of anti-ice snow overstock, ice and snow fall to drainage plate 7 on the back, drainage plate 7 is owing to receive the extrusion of ice and snow and under expanding spring A51 and flexible guide post A52's effort, make the shake of drainage plate 7, the ice and snow that can make the last accumulation of drainage plate 7 drop from drainage plate 7, can effectively avoid ice and snow to overstock at drainage plate 7 and extrude cable 1, make cable 1's anti-ice snow overstock performance good, can prolong cable 1's life, go up fastener 2 and install on reference column 31 and adopt locking mechanism 4 and fastener 3 to connect in cable 1's periphery down, make the anti-ice snow overstock mechanism of installation on fastener 2 install or dismantle conveniently, high durability and convenient use.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a prevent built on stilts insulated cable of ice and snow backlog, includes cable (1), its characterized in that: an upper fastening piece (2) is arranged at the upper end of the cable (1), a lower fastening piece (3) is arranged at the lower end of the cable (1), positioning columns (31) are mounted at two ends of the lower fastening piece (3), the upper fastening piece (2) is mounted on the positioning columns (31) and connected with the lower fastening piece (3) through a locking mechanism (4), a support (5) is mounted on the upper fastening piece (2), the support (5) is connected with a connecting plate (6) through a telescopic spring A (51) and a telescopic guide column A (52), and a drainage plate (7) is mounted on the connecting plate (6);

the locking mechanism (4) comprises a fixed box (41), a telescopic spring B (42), a telescopic guide column B (43), a movable plate (44), a locking rod (45) and a push-pull frame (46), the fixed box (41) is installed on an upper fastening piece (2), the movable plate (44) is arranged on the inner side of the fixed box (41), the movable plate (44) is connected to the inner wall of the fixed box (41) through the telescopic spring B (42) and the telescopic guide column B (43), the locking rod (45) is installed on the movable plate (44), the locking rod (45) penetrates out of the fixed box (41) and extends into the positioning column (31), the push-pull frame (46) is further installed on the movable plate (44), and the push-pull frame (46) also penetrates out of the fixed box (41).

2. An ice and snow backlog prevention overhead insulated cable as claimed in claim 1, wherein: the drainage plate (7) is of a conical structure, and the width of the drainage plate (7) is larger than the diameter of the cable (1).

3. An ice and snow backlog prevention overhead insulated cable as claimed in claim 1, wherein: the flow guide plate (7) surrounds the upper fastening piece (2) and the lower fastening piece (3).

4. An ice and snow backlog prevention overhead insulated cable as claimed in claim 1, wherein: the upper end of the positioning column (31) is provided with a locking groove (311) for inserting the locking rod (45), and the locking groove (311) is matched with the locking rod (45).

5. An ice and snow backlog prevention overhead insulated cable as claimed in claim 1, wherein: guide seats (441) are respectively installed at two ends of the moving plate (44), the moving plate (44) is installed on the inner wall of the fixed box (41) through the guide seats (441), and the guide seats (441) are embedded in the guide grooves (411).