CN220543685U - Large-scale spheroid equalizer ring of convertor station - Google Patents

Abstract

The utility model provides a large-sized sphere equalizing ring of a convertor station, which comprises an equalizing ring, wherein the equalizing ring is of a split structure and comprises an upper equalizing ring and a lower equalizing ring, and fixing blocks are arranged on the left sides of the upper equalizing ring and the lower equalizing ring; the left side of the equalizing ring is provided with a clamping device, the clamping device is used for clamping and fixing the upper equalizing ring and the lower equalizing ring, the clamping device comprises clamping blocks, the clamping blocks are of a C-shaped structure, the lower ends of the clamping blocks are provided with shaft pins and pin holes, and the clamping blocks are fixed on the fixed blocks through the cooperation of the shaft pins and the pin holes; the upper end of clamp splice is equipped with the screw hole, threaded hole wears to be equipped with the screw rod, the top of screw rod is equipped with rotates the hand wheel, through setting up the equalizer ring into split structure, adjusts through the screw rod on the clamping device, rotatory screw rod, the screw rod moves down and contacts with the fixed block, compresses tightly fixedly upper and lower equalizer ring, need not with the help of extra instrument, convenient dismantlement maintenance.

Description

Large-scale spheroid equalizer ring of convertor station

Technical Field

The utility model relates to the technical field of equalizing rings, in particular to a large-sized sphere equalizing ring of a convertor station.

Background

The equalizing ring is a protective insulator and a protective hardware fitting which are used for protecting all serial types of lines and substations with voltage levels of 330kV and above, can effectively improve the surface potential gradient of the insulator, prevent the insulator from aging rapidly, lose the original efficacy, and can also effectively reduce the corona intensity and the radio dry noise of the products inside the equalizing ring.

The current chinese patent document CN201520534741.8 describes an equalizing ring and an insulator with the equalizing ring, the equalizing ring includes a ring body and a bracket fixed on the ring body, the ring body is tubular, and a counterweight is disposed in the tubular ring body. The insulator comprises an umbrella skirt, a connecting piece connected to the end part of the umbrella skirt and a grading ring fixed on the connecting piece, wherein the grading ring is not easy to deviate or swing due to wind blowing, so that the long-term effective work of the insulator is ensured. And a counterweight is arranged in the ring body, so that the electric field distribution on the surface of the ring body is not influenced.

However, the above patent has certain defects when in use, the equalizing ring is matched with the insulator to be used, when the insulator has aging bad phenomena, the insulator needs to be replaced timely, the existing equalizing ring is integrated, the insulator and most of the equalizing ring are fixedly connected by bolts, and when the insulator is more insulating, the operation is very inconvenient, the workload is also very large, and because of high-altitude operation, great potential safety hazards exist when carrying tools.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides a large-sized sphere equalizing ring of a converter station.

The utility model is realized by adopting the following technical scheme:

the large-scale spheroid equalizing ring of the convertor station comprises an equalizing ring, wherein the equalizing ring is of a split structure and comprises an upper equalizing ring and a lower equalizing ring, and fixing blocks are arranged on the left sides of the upper equalizing ring and the lower equalizing ring;

the left side of equalizer ring is equipped with clamping device, clamping device is used for pressing from both sides tightly fixedly between upper equalizer ring and the lower equalizer ring.

The clamping device comprises a clamping block which is of a C-shaped structure, wherein the lower end of the clamping block is provided with a shaft pin and a pin hole, and the clamping block is fixed on the fixed block through the cooperation of the shaft pin and the pin hole;

the upper end of clamp splice is equipped with the screw hole, threaded hole wears to be equipped with the screw rod, the top of screw rod is equipped with rotates the hand wheel, rotate fixed connection between hand wheel and the screw rod.

The upper equalizing ring is provided with a cover plate, two ends of the cover plate are respectively fixed on the inner wall of the upper equalizing ring, and the center part of the cover plate is provided with an arc groove;

the right side of circular arc groove is equipped with the fixed orifices, be equipped with the screw rod in the fixed orifices, the screw rod top is equipped with the rotation hand wheel.

A fixed block is arranged on the inner wall of the left side of the lower equalizing ring, a pin hole and a pressing plate are arranged on the fixed block, and one side of the pressing plate is connected with the fixed block through the cooperation of a pin shaft and the pin hole;

the clamp plate is last to be equipped with the circular arc section, the clamp plate is kept away from the one end of fixed block and is equipped with the fixed orifices.

The right lower extreme of going up the equalizer ring is equipped with the locating piece, lower equalizer ring right side upper end is equipped with the draw-in groove, when last equalizer ring and lower equalizer ring block are fixed, the locating piece block is in the draw-in groove.

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

1. the equalizing ring is arranged into a split structure, one side of the equalizing ring is provided with the fixed block, the clamping device is arranged on the fixed block, the screw rod on the clamping device is adjusted, the screw rod is rotated, the screw rod moves downwards to be in contact with the fixed block, the upper equalizing ring and the lower equalizing ring are pressed and fixed, an additional tool is not needed, and the disassembling and the maintenance are convenient;

2. the equalizing ring is provided with the cover plate and the pressing plate at the center, the cover plate and the pressing plate form an arc groove at the center for the insulator to pass through and fix, the fixed connection between the pressing plate and the cover plate is fixed by the screw rod, and the cover plate and the pressing plate can be fixedly connected and detached by only rotating the rotating hand wheel at the top of the screw rod, so that the insulator equalizing ring is convenient and flexible.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic view of the structure of the upper equalizing ring of the present utility model;

FIG. 3 is a schematic view of the lower equalizing ring structure of the present utility model;

in the figure: (1) an upper equalizing ring (1); (11), a positioning block (11); (2), a lower equalizing ring (2); (21), a clamping groove (21); (3), a cover plate (3); (31) and an arc groove (31); (4), a pressing plate (4); (41), arc segments (41); (5) rotating a hand wheel (5); (51), a screw (51); (52), a clamping plate (52); (6), a clamping device (6); (61), a clamping block (61); (62), a shaft pin (62); (7), a fixed block (7); (8), fixed orifices (8).

Detailed Description

The present utility model will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.

The utility model is further described below with reference to the accompanying drawings,

as shown in fig. 1 to 3, a large-sized sphere equalizing ring of a convertor station comprises an equalizing ring, wherein the equalizing ring is of a split structure and comprises an upper equalizing ring and a lower equalizing ring, and fixing blocks are arranged on the left sides of the upper equalizing ring and the lower equalizing ring;

the left side of equalizer ring is equipped with clamping device 6, clamping device 6 is used for the clamp fixation between upper equalizer ring 1 and the lower equalizer ring 2.

The clamping device 6 comprises a clamping block 61, wherein the clamping block 61 is of a C-shaped structure, a shaft pin 62 and a pin hole are arranged at the lower end of the clamping block 61, and the clamping block 61 is fixed on the fixed block 7 through the cooperation of the shaft pin 62 and the pin hole;

the upper end of clamp splice 61 is equipped with the screw hole, threaded hole wears to be equipped with screw rod 51, the top of screw rod 51 is equipped with rotates hand wheel 5, fixed connection between rotation hand wheel 5 and the screw rod 51, the bottom of screw rod 51 is equipped with the decorative pattern of bottom of grip block 52, is convenient for increase frictional force, reinforcing locking effect.

A cover plate 3 is arranged on the upper equalizing ring 1, two ends of the cover plate 3 are respectively fixed on the inner wall of the upper equalizing ring 1, and an arc groove 31 is arranged at the center part of the cover plate 3;

the right side of circular arc groove 31 is equipped with fixed orifices 8, be equipped with screw rod 51 in the fixed orifices 8, screw rod 51 top is equipped with rotates hand wheel 5, and the rotation hand wheel 5 at screw rod 51 top is convenient screw rod 51's rotation, need not with the help of other instruments, as long as rotate this rotation hand wheel 5 can realize screw rod 51's precession screw out, convenient and fast.

A fixed block 7 is arranged on the inner wall of the left side of the lower equalizing ring 2, a pin hole and a pressing plate 4 are arranged on the fixed block 7, and one side of the pressing plate 4 is connected with the fixed block 7 through the cooperation of a pin shaft and the pin hole;

the pressing plate 4 is provided with an arc section 41, and one end of the pressing plate 4 far away from the fixed block 7 is provided with a fixed hole 8.

The lower end of the right side of the upper equalizing ring 1 is provided with a positioning block 11, the upper end of the right side of the lower equalizing ring 2 is provided with a clamping groove 21, when the upper equalizing ring 1 and the lower equalizing ring 2 are clamped and fixed, the positioning block 11 is clamped in the clamping groove 21,

the application principle of the utility model is as follows: when the pressure equalizing ring is used, firstly, the equalizing ring is combined, the positioning block 11 is placed in the clamping groove 21, one ends of the upper equalizing ring 1 and the lower equalizing ring 2 are clamped and fixed, then the clamping block 61 is rotated, the upper end of the clamping block 61 is placed at the upper left end of the upper equalizing ring 1, the rotating hand wheel 5 at the upper end of the screw rod 51 is rotated, the screw rod 51 moves downwards under rotation, the clamping plate 52 at the bottom of the screw rod 51 contacts with the fixed block 7, and the upper equalizing ring 1 and the lower equalizing ring 2 are compressed;

after the equalizing ring is installed, the equalizing ring needs to be fixedly connected with an insulator, the insulator is placed in a circular ring formed by the circular arc groove 31 and the circular arc section 41, a rotating hand wheel 5 at the top of a screw rod 51 on the cover plate 3 is rotated, the screw rod 51 fixedly connects the cover plate 3 with the pressing plate 4 through a fixing hole 8, thereby fixedly connecting the insulator with the equalizing ring,

the above embodiments are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present utility model are intended to be within the scope of the present utility model as claimed.

Claims (5)

1. The utility model provides a large-scale spheroid equalizer ring of convertor station which characterized in that: the device comprises an equalizing ring, wherein the equalizing ring is of a split structure and comprises an upper equalizing ring (1) and a lower equalizing ring (2), and fixing blocks (7) are arranged on the left sides of the upper equalizing ring (1) and the lower equalizing ring (2);

the left side of equalizer ring is equipped with clamping device (6), clamping device (6) are used for the clamp fastening between last equalizer ring (1) and lower equalizer ring (2).

2. A converter station large sphere grading ring according to claim 1, characterized in that: the clamping device (6) comprises a clamping block (61), the clamping block (61) is of a C-shaped structure, a shaft pin (62) and a pin hole are arranged at the lower end of the clamping block (61), and the clamping block (61) is fixed on the fixed block (7) through the cooperation of the shaft pin (62) and the pin hole;

the upper end of the clamping block (61) is provided with a threaded hole, a screw rod (51) is arranged in the threaded hole in a penetrating mode, a rotating hand wheel (5) is arranged at the top of the screw rod (51), and the rotating hand wheel (5) is fixedly connected with the screw rod (51).

3. A converter station large sphere grading ring according to claim 2, characterized in that: a cover plate (3) is arranged on the upper equalizing ring (1), two ends of the cover plate (3) are respectively fixed on the inner wall of the upper equalizing ring (1), and an arc groove (31) is formed in the center of the cover plate (3);

the right side of circular arc groove (31) is equipped with fixed orifices (8), be equipped with screw rod (51) in fixed orifices (8), screw rod (51) top is equipped with rotates hand wheel (5).

4. A converter station large sphere grading ring according to claim 3, characterized in that: a fixed block (7) is arranged on the inner wall of the left side of the lower equalizing ring (2), a pin hole and a pressing plate (4) are arranged on the fixed block (7), and one side of the pressing plate (4) is connected with the fixed block (7) through the cooperation of a pin shaft and the pin hole;

the pressing plate (4) is provided with an arc section (41), and one end of the pressing plate (4) far away from the fixed block (7) is provided with a fixed hole (8).

5. A converter station large sphere grading ring according to claim 4, characterized in that: the right lower extreme of going up equalizer ring (1) is equipped with locating piece (11), lower equalizer ring (2) right side upper end is equipped with draw-in groove (21), and when last equalizer ring (1) and lower equalizer ring (2) block were fixed, locating piece (11) block in draw-in groove (21).