CN213691615U

CN213691615U - Novel composite insulator

Info

Publication number: CN213691615U
Application number: CN202022202176.9U
Authority: CN
Inventors: 刘东霞; 张磊; 傅超
Original assignee: Shuangan High Power Railway Electrification Equipment Manufacturing Co ltd
Current assignee: Shuangan High Power Railway Electrification Equipment Manufacturing Co ltd
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-07-13
Anticipated expiration: 2030-09-30

Abstract

The utility model discloses a novel composite insulator, including insulating stem, the fixed surface of insulating stem installs swivel bearing, the swivel bearing surface is seted up flutedly and is breach, the annular external member has been cup jointed to the swivel bearing recess, annular cover round pin formula is connected and fixed mounting has the keyhole, keyhole department is equipped with the lockpin, the lockpin runs through keyhole and swivel bearing surface breach, annular external member outside fixed mounting has the flabellum. Through the cooperation of recess, lockpin and keyhole, reached the installation and dismantled convenient effect. And through setting up swivel bearing, annular external member and flabellum, because natural wind blows and makes the flabellum take place to rotate to effectually drive birds and prevent that birds from building the nest between insulating chute boot. The all-round protection of flabellum can effectively reduce illumination and ice and snow and cover, and then reduces ageing, consequently increases this composite insulator's practicality.

Description

Novel composite insulator

Technical Field

The utility model relates to a composite insulator technical field specifically is a novel composite insulator.

Background

Insulators are generally made of glass or ceramic and serve two basic functions in overhead transmission lines, namely supporting the conductors and preventing current from flowing back to ground, which must be ensured that the insulator should not fail due to various electromechanical stresses caused by changes in environmental and electrical load conditions, otherwise the insulator will not play a significant role and will impair the service and operating life of the whole line.

At present, current composite insulator is at the in-process that uses, because it often installs in the eminence and be in static state for a long time, has some birds to rely on its installation environment to build the nest or stop at last to peck or excrement and urine pollutes insulating chute boot, carry out illumination for a long time simultaneously and lead to insulating chute boot ageing, further influence the normal operating of chute boot, and current protector installation dismantles inconveniently, consequently needs to improve it.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main purpose, lie in providing a novel composite insulator, possess the advantage that prevents birds activity, solved current composite insulator at the in-process that uses, because it often installs in the eminence and be in static state for a long time, have some birds and rely on its installation environment to build the nest or stop at last to peck and get or excrement and urine pollutes insulating chute boot, it is ageing to carry out illumination for a long time simultaneously and lead to insulating chute boot, further influence the normal operating of chute boot, and current protector installation dismantles inconvenient problem.

For solving the technical problem, the utility model discloses the technical scheme who takes lies in: the utility model provides a novel composite insulator, includes insulating core column, insulating core column's fixed surface installs swivel bearing, the swivel bearing surface is seted up flutedly and is breach, the swivel bearing recess has cup jointed annular external member, annular cover round pin formula is connected and fixed mounting has the keyhole, keyhole department is equipped with the lockpin, the lockpin runs through keyhole and swivel bearing surface breach, annular external member outside fixed mounting has the flabellum, insulating core column both ends fixedly connected with insulating pad, insulating pad's opposite side fixed mounting has circular plate, circular plate one side fixed mounting has the installation piece, the mounting hole has been seted up in the installation piece.

As a further technical scheme, the outer surface of the insulating core column is fixedly sleeved with a first insulating umbrella cover located between the insulating gaskets, the outer surface of the insulating core column is fixedly sleeved with a second insulating umbrella cover located below the first insulating umbrella cover, and the size of the first insulating umbrella cover is larger than that of the second insulating umbrella cover.

As a further technical scheme, a third insulating umbrella cover located below the second insulating umbrella cover is fixedly sleeved on the outer surface of the insulating core column, and the third insulating umbrella cover and the first insulating umbrella cover are equal in size.

As a further technical scheme, rotary bearings positioned below the insulating gasket and above the first insulating umbrella cover are fixedly installed on the outer surface of the insulating core column.

As a further technical scheme, the number of the rotary bearings is two, the two rotary bearings are equal in size and symmetrical in position.

As a further technical scheme, the number of one end of each lock hole is two, the number of the other end of each lock hole is one, the three lock holes are equal in size and are arranged in a crossed mode.

As a further technical scheme, the middle cylinders of the lock pins are connected through threads, and two ends of the lock pins are semicircular.

As a further technical scheme, the fan blades are spiral, the rotating angle is 1.5-2.5 degrees, the number of the fan blades is eight, the fan blades are equidistant from each other and are arranged in the same direction.

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

1. this novel composite insulator through the range that sets up swivel bearing and flabellum, can make no matter insulator horizontal installation or vertical installation can both make the wind of any direction can both arouse the flabellum to rotate to effectually drive birds and prevent birds from building the nest between insulating chute boot, thereby played the guard action to first insulation chute boot and second insulation chute boot, consequently increased this composite insulator's practicality.

2. This novel composite insulator through the quantity that sets up the flabellum, has carried out the omnidirectional to the insulator and has surrounded, can effectual reduction prior art through mutually supporting between the flabellum sunshine shine for a long time to the insulator, reduces ice and snow cover simultaneously to reduce the ageing of insulator, consequently improved the protection to this composite insulator, further increased this composite insulator's practicality.

3. This novel composite insulator through setting up keyhole and lockpin, connects fixed chucking through the round pin formula when the installation, and the lockpin is by upper and lower two parts threaded connection. The shape of the composite insulator is convenient to rotate by hands, and the composite insulator can be disassembled by rotating the two ends of the lock pin without using tools such as a spanner, so that the use of the protective device is improved, and the practicability of the composite insulator is further improved.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic view of the cross-sectional structure at a position a of the present invention.

Fig. 3 is a schematic view of the fan blade of the present invention.

Fig. 4 is a schematic view of the structure of the rotary bearing of the present invention.

Fig. 5 is a schematic structural view of the lock pin of the present invention.

Description of the reference numerals

1. The insulating core column is used; 2. a rotating bearing; 3. a groove; 4. a notch; 5. a ring-shaped sleeve member; 6. a keyhole; 7. a lock pin; 8. a fan blade; 9. an insulating spacer; 10. a circular plate; 11. mounting blocks; 12 mounting holes; 13. a first insulating umbrella cover; 14. a second insulating chute boot; 15. and a third insulating umbrella cover.

Detailed Description

The technical solution in the embodiment of the present invention is clearly and completely described below with reference to the drawings in the embodiment of the present invention. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

As shown in fig. 1-5, a novel composite insulator comprises an insulating core column 1, a rotary bearing 2 is fixedly mounted on the outer surface of the insulating core column 1, a groove 3 and a gap 4 are formed on the outer surface of the rotary bearing 2, an annular external member 5 is sleeved on the groove 3, the annular external member 5 is in pin connection and is fixedly mounted with a keyhole 6, a lock pin 7 is assembled at the keyhole 6, the lock pin 7 penetrates through the keyhole 6 and the gap 4 on the outer surface of the rotary bearing 2, fan blades 8 are fixedly mounted on the outer side of the annular external member 5, insulating spacers 9 are fixedly connected to two ends of the insulating core column 1, a circular plate 10 is fixedly mounted on the other side of the insulating spacer 9, a first insulating umbrella 13 located between the insulating spacers 9 is sleeved on the outer surface of the insulating core column 1, a second insulating umbrella 14 located below the first insulating umbrella 13 is sleeved on the outer surface of the insulating core column 1, and the size of the first insulating chute 13 is larger than that of the second insulating chute 14. A mounting block 11 is fixedly mounted on one side of the circular plate, and a mounting hole 12 is formed in the mounting block. And a third insulating umbrella cover 15 positioned below the second insulating umbrella cover 14 is fixedly sleeved on the outer surface of the insulating core column 1, and the third insulating umbrella cover 15 and the first insulating umbrella cover 13 are equal in size. The novel composite insulator is characterized in that the outer surface of the insulating core column 1 is fixedly provided with a rotary bearing 2 which is positioned below the insulating gasket 9 and above the first insulating umbrella sleeve 13. The number of the rotating bearings 2 is two, and the two rotating bearings are equal in size and symmetrical in position.

In this embodiment, during the use, because slew bearing 2's setting, consequently can reduce the friction and rotate easily when natural wind blows flabellum 8 to effectual birds are driven and are prevented birds from building the nest between insulating chute boot. The lock pin 7 penetrates through the lock hole 6 and the notch 4 on the outer surface of the rotary bearing 2, and the annular sleeve 5 cannot transversely separate from the rotary bearing 2 due to the arrangement of the lock pin 7, the lock hole 6 and the notch 4.

Furthermore, the number of one end of each keyhole 6 is two, the number of the other end of each keyhole is one, the three keyholes 6 are equal in size, and the positions of the three keyholes are crossed and arranged in parallel. The middle cylinder of the lock pin 7 is connected by screw threads, and two ends are semicircular.

In this embodiment, the number of the keyhole 6 is two at one end and one at the other end, and the keyhole is connected by a lock pin, so that the ring-shaped sleeve and the rotary bearing can be firmer. The middle cylinder of the lock pin 7 is connected with threads, so that the lock pin is convenient to fix. The two ends of the lock pin 7 are semicircular, so that the annular sleeve piece 5 is prevented from moving up and down, the shape of the lock pin is convenient to rotate by hands, the lock pin can be disassembled without using tools such as a wrench when being disassembled by rotating the two ends of the lock pin, and the effect of facilitating the assembly and disassembly of workers is achieved.

Further, the fan blades 8 are spiral, the rotation angle is 1.5-2.5 degrees, the number is eight, the distance between the eight fan blades is equal, and the eight fan blades are arranged in the same direction.

In this embodiment, the fan blade 8 is spiral, and the rotation angle is 1.5 ° to 2.5 °, and the rotation angle enables the fan blade 8 to make area contact with natural wind, so that the fan blade rotates. The number of the composite insulators is eight, the composite insulators can be protected in an all-around mode, sunlight irradiation is resisted, aging is avoided, and meanwhile ice and snow coverage is reduced. The distances are equal, and the blades are arranged in the same direction, so that the blades can be rotated no matter the blades are transversely or vertically arranged, and the practical value is increased.

The foregoing description is only of the preferred embodiments of the present invention, and it should be understood that the described embodiments are only some embodiments of the present invention, and 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.

Claims

1. The utility model provides a novel composite insulator, includes insulating stem (1), its characterized in that, the fixed surface of insulating stem (1) installs swivel bearing (2), swivel bearing (2) surface is seted up flutedly (3) and breach (4), annular external member (5) have been cup jointed to recess (3), annular external member (5) round pin formula is connected and fixed mounting has keyhole (6), keyhole (6) department is equipped with lockpin (7), lockpin (7) run through keyhole (6) and swivel bearing (2) surface breach (4), the fixed mounting in annular external member (5) outside has flabellum (8), insulating stem (1) both ends fixed connection has insulating pad (9), the opposite side fixed mounting of insulating pad (9) has circular plate block (10), circular plate block one side fixed mounting has installation piece (11), the mounting block is internally provided with a mounting hole (12).

2. A new type of composite insulator according to claim 1, characterized in that the outer surface of the insulating stem (1) is fixedly sleeved with a first insulating umbrella (13) located between the insulating gaskets (9), the outer surface of the insulating stem (1) is fixedly sleeved with a second insulating umbrella (14) located below the first insulating umbrella (13), and the size of the first insulating umbrella (13) is larger than that of the second insulating umbrella (14).

3. A new type of composite insulator according to claim 1, characterized in that the outer surface of the insulating core column (1) is fixedly sleeved with a third insulating umbrella cover (15) under the second insulating umbrella cover (14), and the size of the third insulating umbrella cover (15) is equal to that of the first insulating umbrella cover (13).

4. A new type of composite insulator according to claim 1, characterized in that the outer surface of the insulating stem (1) is fixedly mounted with a rotary bearing (2) below the insulating spacer (9) and above the first insulating canopy (13).

5. A new type of composite insulator according to claim 1, characterised in that the number of said rotary bearings (2) is two of equal size and symmetrical position.

6. A new type of composite insulator according to claim 1, characterized in that the number of said keyhole (6) is two at one end and one at the other end, and the three said keyholes (6) are of equal size and are arranged in a cross-wise manner.

7. A new type of composite insulator according to claim 1, characterized in that the central cylinder of said locking pin (7) is threaded and has two semicircular ends.

8. A new type of composite insulator according to claim 1, characterized in that said blades (8) are helical, with a rotation angle of 1.5 ° to 2.5 °, eight in number, equidistant from each other, arranged in the same direction.