CN210403373U

CN210403373U - Prevent wind partial composite insulator structure

Info

Publication number: CN210403373U
Application number: CN201921163702.6U
Authority: CN
Inventors: 王灯红
Original assignee: Anhui Jindian Electrical Equipment Co Ltd
Current assignee: Anhui Jindian Electrical Equipment Co Ltd
Priority date: 2019-07-23
Filing date: 2019-07-23
Publication date: 2020-04-24
Anticipated expiration: 2029-07-23

Abstract

The utility model belongs to the technical field of composite insulator, in particular to a wind deflection prevention composite insulator structure, which comprises a pole tower, wherein the top end of the pole tower is welded with a transverse diaphragm, the lower surface of the diaphragm is fixedly provided with a connecting piece, the bottom end of the connecting piece is connected with an insulator string, the bottom end of the insulator string is fixedly provided with a balancing weight, two sides of the insulator string are respectively provided with a fixed plate, the fixed plates are fixed on the lower surface of the diaphragm through fixing bolts, the lower surface of the fixed plates is articulated with a buffer, two sides of the balancing weight are respectively provided with a limiting groove, a longitudinal sliding rod is fixedly arranged in the limiting groove, the outer side of the sliding rod is sheathed with a sliding block, the bottom end of the buffer is articulated on one side of the sliding block, the defects of the prior art are overcome, the wind deflection, the safety of the high-voltage line is greatly increased.

Description

Prevent wind partial composite insulator structure

Technical Field

The utility model belongs to the technical field of composite insulator, concretely relates to prevent wind partial composite insulator structure.

Background

Under the excitation of wind load, the wires and the insulator strings of the power transmission line generate wind-induced vibration, the air gaps between the cables and towers, trees and the like are reduced by large-amplitude windage yaw swing, and the discharge phenomenon can be generated under severe conditions, so that a large risk is caused to the safe operation of the power transmission line; on the other hand, the reciprocating motion of the lead and the insulator easily causes the fatigue damage of materials to the insulator string and the hardware fitting.

When the common composite insulator is used for a hard jumper wire of a high-voltage line, the wind deflection of the jumper wire cannot be effectively prevented, the conductor waves with the wind, the insulation distance between the phase and the ground cannot be ensured, and the influence on production and life is brought to people.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent wind partial composite insulator structure, overcome prior art's not enough, effectual reduction wire jumper wind is partially, avoids insulator chain to wave along with the wind, can guarantee the insulation distance between wire and the ground, greatly increased high-tension line's security.

In order to solve the above problems, the utility model adopts the following technical proposal:

a windage yaw prevention composite insulator structure comprises a pole tower, wherein a transverse plate is welded at the top end of the pole tower, a connecting piece is fixedly arranged on the lower surface of the transverse plate, an insulator string is connected to the bottom end of the connecting piece, a balancing weight is fixedly arranged at the bottom end of the insulator string, fixing plates are arranged on two sides of the insulator string and fixed on the lower surface of the transverse plate through fixing bolts, a buffer is hinged to the lower surface of each fixing plate, limiting grooves are formed in two sides of the balancing weight, a longitudinal sliding rod is fixedly arranged in each limiting groove, a sliding block is sleeved on the outer side of each sliding rod, and the bottom end of each buffer is hinged; the buffer mainly comprises a connecting sleeve hinged on the fixed plate, a limiting spring fixedly arranged in the connecting sleeve, a limiting plate fixedly arranged at the other end of the limiting spring and a connecting rod fixedly arranged at the other side of the limiting plate, wherein the connecting rod extends to the outer side of the connecting sleeve, and the other end of the connecting rod is hinged with the sliding block; and the top end of the tower is fixedly provided with a wind speed detection mechanism.

Further, wind speed detection mechanism is provided with the wind vane including setting firmly wind speed detector on the shaft tower top, setting up survey pole, the top of surveying the pole on wind speed detector and being provided with dwang, the both ends of dwang have set firmly the goblet, the goblet is connected with the cooperation of wind speed detector, the wind speed detector passes through wire and control terminal electric connection.

Further, the included angle between the buffer and the transverse plate is 30-60 degrees.

Further, the slider is connected with the inner side wall of the limiting groove in a sliding mode.

Furthermore, the balancing weight is made of an insulating material.

Compared with the prior art, the utility model, following beneficial effect has:

the utility model relates to a prevent wind partial composite insulator structure, through setting up shaft tower, diaphragm, connecting piece, insulator chain, fixed plate, buffer, connecting sleeve, connecting rod, spacing spring, limiting plate, balancing weight, spacing groove, slide bar and slider, reduce the wire jumper windage yaw of insulator chain, improved the security of high-voltage line; through setting up wind speed detector, survey pole, dwang, wind cup and wind vane, wind speed detector and the cooperation of wind cup detect the wind speed on shaft tower top to give control terminal with the signal transmission, monitor the wind speed on shaft tower top, the convenient early warning in advance.

The utility model relates to a novelty, the rigorous science of structure, effectual reduction wire jumper windage yaw avoids insulator chain to wave with the wind, can guarantee the insulation distance between wire and the ground, greatly increased high-tension line's security.

Drawings

Fig. 1 is a schematic structural diagram of a windage yaw prevention composite insulator structure.

Fig. 2 is an enlarged schematic view of a position a in a windage yaw prevention composite insulator structure.

Fig. 3 is a schematic structural diagram of a buffer in a windage yaw prevention composite insulator structure.

Fig. 4 is a schematic structural diagram of a wind speed detection mechanism in a windage yaw prevention composite insulator structure.

In the figure: 1. a pole tower; 2. a transverse plate; 3. a connecting member; 4. an insulator string; 5. a fixing plate; 6. a buffer; 61. a connecting sleeve; 62. a connecting rod; 63. a limiting spring; 64. a limiting plate; 7. a balancing weight; 8. a limiting groove; 9. a slide bar; 10. a slider; 11. a wind speed detector; 12. a measuring rod; 13. rotating the rod; 14. a wind cup; 15. a wind vane.

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.

As shown in fig. 1-4, the utility model relates to a windage yaw prevention composite insulator structure, including shaft tower 1, the top welding of shaft tower 1 has horizontal diaphragm 2, the lower surface of diaphragm 2 has set firmly connecting piece 3, the bottom of connecting piece 3 is connected with insulator chain 4, the bottom of insulator chain 4 has set firmly balancing weight 7, the both sides of insulator chain 4 all are provided with fixed plate 5, fixed plate 5 is fixed at the lower surface of diaphragm 2 through fixing bolt, the lower surface of fixed plate 5 articulates there is buffer 6, spacing groove 8 has all been seted up to the both sides of balancing weight 7, longitudinal slide bar 9 has set firmly in spacing groove 8, slide bar 9 outside cover is equipped with slider 10, the bottom of buffer 6 articulates one side of slider 10; the buffer 6 mainly comprises a connecting sleeve 61 hinged on the fixed plate 5, a limiting spring 63 fixedly arranged in the connecting sleeve 61, a limiting plate 64 fixedly arranged at the other end of the limiting spring 63, and a connecting rod 62 fixedly arranged at the other side of the limiting plate, wherein the connecting rod 62 extends to the outer side of the connecting sleeve 61, and the other end of the connecting rod 62 is hinged with the sliding block 10; and a wind speed detection mechanism is fixedly arranged at the top end of the tower 1.

The wind speed detection mechanism comprises a wind speed detector 11 fixedly arranged at the top end of a tower 1, a measurement rod 12 arranged on the wind speed detector 11, a rotating rod 13 arranged at the top end of the measurement rod 12, a wind vane 15 arranged above the rotating rod 13, the wind speed detector 11 can be of a testo410-1 type, wind cups 14 are fixedly arranged at two ends of the rotating rod 13, the wind cups 14 are connected with the wind speed detector 11 in a matched manner, and the wind speed detector 11 is electrically connected with a control terminal through a lead; the included angle between the buffer 6 and the transverse plate 2 is 30-60 degrees; the slide block 10 is connected with the inner side wall of the limit groove 8 in a sliding way; the counterweight block 7 is made of insulating material.

To sum up, the windage yaw prevention composite insulator structure of the utility model has the advantages that when no wind blows, the insulator string 4 is in a vertical state, the buffer 6 is in an unstressed state, and the length is the largest; when wind blows, the insulator string 4 drives the balancing weight 7 to deflect along the wind direction, the buffer 6 generates a force of deflecting in the reverse direction by virtue of the restoring force of the limiting spring 63, partial kinetic energy of the balancing weight 7 is absorbed, and the shaking angle of the insulator string 4 is reduced; when the wind is large, the windage yaw of the insulator string 4 reaches the maximum, the buffer 6 is tensioned, and the sliding block 10 slides on the sliding rod 9, so that the windage yaw angle of the insulator string 4 is in a safety range; the wind speed detector 11 at the top end of the tower 1 is matched with the wind cup 14 to detect wind power, wind power information is transmitted to the control terminal, workers are reminded of fixing the insulator string 4 when the wind power is large, and safety is improved.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a prevent wind and deviate from composite insulator structure, includes shaft tower (1), its characterized in that: the tower comprises a tower body (1), and is characterized in that a transverse plate (2) is welded at the top end of the tower body (1), a connecting piece (3) is fixedly arranged on the lower surface of the transverse plate (2), an insulator string (4) is connected to the bottom end of the connecting piece (3), a balancing weight (7) is fixedly arranged at the bottom end of the insulator string (4), fixing plates (5) are arranged on two sides of the insulator string (4), the fixing plates (5) are fixed on the lower surface of the transverse plate (2) through fixing bolts, a buffer (6) is hinged to the lower surface of the fixing plates (5), limiting grooves (8) are formed in two sides of the balancing weight (7), a longitudinal sliding rod (9) is fixedly arranged in each limiting groove (8), a sliding block (10) is sleeved on the outer side of the sliding rod (9;

the buffer (6) mainly comprises a connecting sleeve (61) hinged on the fixing plate (5), a limiting spring (63) fixedly arranged in the connecting sleeve (61), a limiting plate (64) fixedly arranged at the other end of the limiting spring (63), and a connecting rod (62) fixedly arranged at the other side of the limiting plate, wherein the connecting rod (62) extends to the outer side of the connecting sleeve (61), and the other end of the connecting rod (62) is hinged with the sliding block (10);

and a wind speed detection mechanism is fixedly mounted at the top end of the tower (1).

2. The windage yaw prevention composite insulator structure of claim 1, wherein: wind speed detection mechanism is provided with wind vane (15) including setting firmly wind speed detector (11), survey pole (12), the top of surveying pole (12) on wind speed detector (11), setting on wind speed detector (1) top, the top of surveying pole (12) is provided with dwang (13), the both ends of dwang (13) have set firmly wind cup (14), wind cup (14) are connected with wind speed detector (11) cooperation, wind speed detector (11) pass through wire and control terminal electric connection.

3. The windage yaw prevention composite insulator structure of claim 1, wherein: the included angle between the buffer (6) and the transverse plate (2) is 30-60 degrees.

4. The windage yaw prevention composite insulator structure of claim 1, wherein: the sliding block (10) is in sliding connection with the inner side wall of the limiting groove (8).

5. The windage yaw prevention composite insulator structure of claim 1, wherein: the balancing weight (7) is made of an insulating material.