CN201868220U - Porcelain sleeve clamping ring of transformer - Google Patents

Abstract

The utility model relates to a porcelain sleeve clamping ring of a transformer, belonging to the technical field of transformer manufacture. The technical scheme is that the porcelain sleeve clamping ring of the transformer comprises a porcelain sleeve (1), an outer clamping ring (2), an inner clamping ring (3), a box cover (4) and bolts (5), wherein the outer clamping ring is sheathed in the porcelain sleeve, the inner clamping ring is sheathed between the porcelain sleeve and the outer clamping ring, and the outer clamping ring and the box cover are connected together through the bolts. A structure with the inner clamping ring and the outer clamping ring is adopted, the outer clamping ring is in a structure consisting of a complete circular ring, the inner clamping ring is in a structure consisting of two semicircular rings, the inner clamping ring is matched with the outer clamping ring in use, and the porcelain sleeve and a box body (or an oil storage tank or a base) are fixedly connected together by using the bolts. Compared with the prior art, the porcelain sleeve clamping ring of the transformer has the beneficial effects that the cost is reduced, the operation is simplified, the materials are saved, the structure is simple and novel, the porcelain sleeve clamping ring is convenient to use and the safety is high.

Description

A kind of instrument transformer insulator trim ring device

Affiliated technical field:

The utility model relates to a kind of instrument transformer insulator trim ring device, belongs to instrument transformer manufacturing technology field.

Background technology:

The insulator self that existing instrument transformer and casing (or oil conservator etc.) connect has flange arrangement, the insulator cost height of this structure, and fabrication cycle is long, and it is low to be made into power, and flange and high tension insulator (or high-strength porcelain) bonding place more complicated, and materials used is many.

The utility model content:

The utility model purpose provides a kind of instrument transformer insulator trim ring device, and cost is low, simple to operation, solves the problems referred to above that exist in the background technology.

The technical solution of the utility model is:

A kind of instrument transformer insulator trim ring device comprises insulator, outer trim ring, interior trim ring, case lid, bolt, and the external pressure snare is gone in the insulator, and interior trim ring is inserted between insulator and the outer trim ring, by bolt outer trim ring and case lid is linked together.

Said outer trim ring is whole circular ring structure, and interior trim ring is two structures that semicircular ring is combined into one.

The utility model adopts inside and outside trim ring structure, outer trim ring is whole circular ring structure, interior trim ring is two semicircular ring structures, and inside and outside trim ring is used, with bolt and casing (or oil conservator, base) to the fastening connection of insulator and casing (or oil conservator, base).

Good effect of the present utility model is: reduces cost, simplified operation, compared with prior art, the utlity model has the saving material, and novelty simple in structure, easy to use, the advantage of safety.

Description of drawings:

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is the structural representation of the outer trim ring of the utility model;

Fig. 3 is the structural representation of trim ring in the utility model.

Among the figure: insulator 1, outer trim ring 2, interior trim ring 3, case lid 4, bolt 5.

Embodiment:

Below in conjunction with accompanying drawing, the utility model is described in further detail by embodiment.

A kind of instrument transformer insulator trim ring device comprises insulator 1, outer trim ring 2, interior trim ring 3, case lid 4, bolt 5, and the external pressure snare is gone in the insulator, and interior trim ring is inserted between insulator and the outer trim ring, by bolt outer trim ring and case lid is linked together.Said outer trim ring is whole circular ring structure, and interior trim ring is two semicircular ring structures.The utility model adopts inside and outside trim ring structure, outer trim ring is whole circular ring structure, interior trim ring is two semicircular ring structures, and inside and outside trim ring is used, with bolt and casing (or oil conservator, base) to the fastening connection of insulator and casing (or oil conservator, base).

Claims (2)

1. instrument transformer insulator trim ring device, it is characterized in that comprising insulator (1), outer trim ring (2), interior trim ring (3), case lid (4), bolt (5), the external pressure snare is gone in the insulator, and interior trim ring is inserted between insulator and the outer trim ring, by bolt outer trim ring and case lid is linked together.

2. the instrument transformer insulator trim ring device according to claim 1 is characterized in that said outer trim ring is whole circular ring structure, and interior trim ring is two structures that semicircular ring is combined into one.

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