CN212810861U - High-voltage prefabricated substation - Google Patents

Abstract

The utility model discloses a high pressure prepackage type transformer substation, its technical scheme main points are including the hyperbaric chamber of establishhing in proper order side by side, transformer room and low-pressure chamber, still be provided with the space bar between hyperbaric chamber and the transformer room, still be connected with the copper bar conductor between hyperbaric chamber and the transformer room, copper bar conductor overcoat is equipped with the insulating cylinder, the through-hole that supplies the insulating cylinder to run through is seted up to the space bar, the insulating cylinder overcoat is equipped with non-magnetic conduction metal sheet, non-magnetic conduction metal sheet fixed connection is on the space bar, the problem of copper bar conductor wire winding complicacy among the prior art or easily produce the vortex on the problem that easily breaks the damage and the space bar, increase the problem that energy.

Description

High-voltage prefabricated substation

Technical Field

The utility model relates to a transformer substation field, more specifically the utility model relates to a high pressure prepackage type transformer substation that says so.

Background

The transformer substation is including the hyperbaric chamber, transformer room and low-pressure chamber, separate each other through the space bar between hyperbaric chamber and the transformer room, be connected through copper bar conductor electricity between hyperbaric chamber and the transformer room, when the copper bar conductor passed the space bar, because of space bar thickness is little, then the relative space bar of copper bar conductor is crooked and easy inside conductive metal takes place the fracture, moreover because high-voltage current passes through the copper bar conductor and passes and produce the closed circuit that becomes a circle all around at steel metal space bar, magnetic flux in the closed circuit constantly changes, so can produce induced electromotive force and induced-current in the circumferencial direction of conductor, the direction of electric current is along the circumferencial direction of conductor circle and will produce the vortex. The eddy current can increase energy consumption and cause the transformer to generate heat, so that certain potential safety hazards are caused; consequently, some prior art can place the copper bar conductor by-pass the space bar, but can extend copper bar conductor length and copper bar conductor's mounting means and complicate, be unfavorable for the installation, for solving aforementioned two kinds of prior art's defects, need design a section and prevent vortex and the simple and easy high pressure prepackage type transformer substation of structure.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a prevent vortex and simple structure's high pressure prepackage type transformer substation.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a high pressure prepackage type transformer substation, includes hyperbaric chamber, transformer room and the low-pressure chamber of establishhing in proper order side by side, still be provided with the space bar between hyperbaric chamber and the transformer room, still be connected with the copper bar conductor between hyperbaric chamber and the transformer room, the copper bar conductor overcoat is equipped with the insulating cylinder, the through-hole that supplies the insulating cylinder to run through is seted up to the space bar, the insulating cylinder overcoat is equipped with non-magnetic conduction metal sheet, non-magnetic conduction metal sheet fixed connection is on the space bar.

As a further improvement, the copper bar conductor quantity is a plurality of, the through-hole be a plurality of and with a plurality of copper bar conductor one-to-ones.

As a further improvement of the present invention, the through holes are distributed along the vertical direction.

As a further improvement of the utility model, the partition plate is also provided with a long hole for communicating the adjacent through holes.

As a further improvement of the utility model, the wall of the insulating cylinder is corrugated.

As a further improvement, be provided with a plurality of fin on the non-magnetic conductive metal sheet, a plurality of fin is around the setting of insulating cylinder outer tube wall and inconsistent with the insulating cylinder outer wall.

The utility model has the advantages that: compared with the prior art that the copper bar conductor is arranged around the partition plate, the design can simplify the circuit complexity of the copper bar conductor, effectively reduce the use length of the copper bar conductor and reduce the production cost; compared with the mode that the copper bar conductor passes through the partition plate directly in the prior art, the design of the insulating cylinder can increase the stress area of the copper bar conductor to slow down the bending degree of the copper bar conductor under the condition of ensuring the thickness of the partition plate to be unchanged, avoid the copper bar conductor from being broken and cut off the power, effectively prolong the service life of the copper bar conductor, and further slow down the eddy phenomenon generated when the copper bar conductor is electrified by the insulating cylinder, thereby reducing the energy consumption and improving the safety.

Drawings

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

FIG. 2 is an enlarged view taken at A in FIG. 1;

fig. 3 is a structural view of fig. 2 when the non-magnetic conductive metal plate, the insulating cylinder, the copper bar conductor and the heat sink are installed.

Reference numerals: 1. a high pressure chamber; 2. a transformer chamber; 3. a low pressure chamber; 4. a partition plate; 5. copper bar conductors; 6. a through hole; 7. a non-magnetic conductive metal plate; 8. an insulating cylinder; 9. a long hole; 10. and a heat sink.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. In which like parts are designated by like reference numerals.

Referring to fig. 1 to 3, a high voltage prefabricated substation of this embodiment includes a high voltage chamber 1, a transformer chamber 2 and a low voltage chamber 3, which are sequentially arranged side by side, a partition plate 4 is further disposed between the high voltage chamber 1 and the transformer chamber 2, and a copper bar conductor 5 is further connected between the high voltage chamber 1 and the transformer chamber 2, the improvement is made based on the prior art, an insulating cylinder 8 is sleeved outside the copper bar conductor 5, the height of the insulating cylinder 8 is greater than the thickness of the partition plate 4, the insulating cylinder 8 is made of rubber or plastic material, the partition plate 4 is provided with a through hole 6 for the insulating cylinder 8 to pass through, the non-magnetic conductive metal plate 7 is connected to the partition plate 4 by bolt fastening, the non-magnetic conductive metal plate 7 is made of metal other than iron-cobalt-nickel and its alloy and its corresponding alloy, the insulating cylinder 8 sequentially passes through the partition plate 4 and the non-magnetic conductive metal plate 7, and the holes on the partition plate 4 and the non-magnetic conductive metal plate 7 are, the non-magnetic-conductive metal plate 7 is preferably clamped with the insulating cylinder 8, the diameter of the through hole 6 is larger than that of the insulating cylinder 8, so that the generation of eddy current on the partition plate 4 is favorably slowed down, compared with the design in the prior art, the method for arranging the copper bar conductor 5 around the partition plate 4 can simplify the circuit complexity of the copper bar conductor 5, effectively reduce the use length of the copper bar conductor 5 and reduce the production cost; compared with the mode that the copper bar conductor 5 directly passes through the partition plate 4 in the prior art, the design of the insulating cylinder 8 can increase the stress area of the copper bar conductor 5 to slow down the bending degree of the copper bar conductor 5 when ensuring that the thickness of the partition plate 4 does not become, avoid the copper bar conductor 5 from breaking and cutting off the power, effectively prolong the service life of the copper bar conductor 5, and simultaneously, the insulating cylinder 8 further slows down the eddy current phenomenon generated when the copper bar conductor 5 is electrified, thereby reducing the energy consumption and improving the safety.

As an improved embodiment, refer to fig. 2-3, copper bar conductor 5 quantity is a plurality of, if set up a plurality of copper bar conductors 5 in same through-hole 6, then the produced heat of a plurality of copper bar conductors 5 is many, the heat dissipation is slow in an insulator cylinder 8, the circuit burns out easily, for solving this problem, through-hole 6 is a plurality of and with a plurality of copper bar conductors 5 one-to-one, the quantity of insulator cylinder 8 is the same with the quantity of through-hole 6, so design can be separated a plurality of copper bar conductors 5, the produced heat of copper bar conductor 5 after being divided is few, can distribute very fast, play the guard action to the circuit, it is favorable to maintainer to overhaul corresponding circuit to divide a plurality of copper bar conductors 5 after separating simultaneously.

As an improved specific embodiment, referring to fig. 2, the plurality of through holes 6 are distributed along the vertical direction, which is more favorable for the maintenance personnel to observe and overhaul than the plurality of through holes 6 are distributed along the horizontal direction, so as to avoid the condition that the individual copper bar conductors 5 are close to the inside of the transformer room 2, so that the maintenance personnel cannot reach or cannot observe.

As a specific embodiment of the improvement, referring to fig. 2, the partition plate 4 is further provided with a long hole 9 for communicating the adjacent through holes 6, and as the eddy is complete circular arc, the long hole 9 is designed to break a full circle with a diameter larger than that of the through hole 6, so as to further reduce the phenomenon that the copper bar conductor 5 generates eddy on the partition plate 4; and processing is facilitated compared with the case where the long hole 9 is provided at another position of the through hole 6.

As an improved specific embodiment, referring to fig. 3, the wall of the insulating cylinder 8 is corrugated, that is, the insulating cylinder 8 can be a corrugated pipe, so that the design can compensate and absorb the axial, transverse and angular thermal deformation of the insulating cylinder 8, and can also absorb the vibration of the equipment, thereby reducing the influence of the vibration of the equipment on the insulating cylinder 8.

As an improved specific embodiment, referring to fig. 3, a plurality of cooling fins 10 are disposed on the non-magnetic conductive metal plate 7, the plurality of cooling fins 10 are disposed around the outer wall of the insulating cylinder 8 and abut against the outer wall of the insulating cylinder 8, the design of the cooling fins 10 can dissipate heat on the insulating cylinder 8 and the non-magnetic conductive metal plate 7 into the air, and can also support the insulating cylinder 8, thereby improving the structural strength of the insulating cylinder 8, in fig. 3, for convenience of illustration, only one cooling fin 10 is drawn outside each insulating cylinder 8, which does not mean only one cooling fin 10, and a plurality of arrangements can be performed according to the needs of the user.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (6)

1. The utility model provides a high pressure prepackage type transformer substation, includes hyperbaric chamber (1), transformer room (2) and low-voltage chamber (3) that establish in proper order side by side, still be provided with between hyperbaric chamber (1) and transformer room (2) space bar (4), still be connected with copper bar conductor (5), its characterized in that between hyperbaric chamber (1) and transformer room (2): copper bar conductor (5) overcoat is equipped with insulator cylinder (8), through-hole (6) that supply insulator cylinder (8) to run through are seted up in space bar (4), insulator cylinder (8) overcoat is equipped with non-magnetic conduction metal sheet (7), non-magnetic conduction metal sheet (7) fixed connection is on space bar (4).

2. A high-voltage pre-installed substation according to claim 1, characterized in that: the number of the copper bar conductors (5) is multiple, and the through holes (6) are multiple and correspond to the copper bar conductors (5) one by one.

3. A high-voltage pre-installed substation according to claim 2, characterized in that: the through holes (6) are distributed along the vertical direction.

4. A high-voltage pre-installed substation according to claim 3, characterized in that: and the partition plate (4) is also provided with a long hole (9) for communicating the adjacent through holes (6).

5. A high voltage pre-assembled substation according to claim 1 or 2 or 3 or 4, characterized in that: the wall of the insulating cylinder (8) is corrugated.

6. A high voltage pre-assembled substation according to claim 1 or 2 or 3 or 4, characterized in that: and a plurality of radiating fins (10) are arranged on the non-magnetic conductive metal plate (7), and the plurality of radiating fins (10) are arranged around the outer wall of the insulating cylinder (8) and are abutted against the outer wall of the insulating cylinder (8).

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