CN211696737U

CN211696737U - SF6 gas transformer anti-freezing detection equipment for high-latitude areas

Info

Publication number: CN211696737U
Application number: CN202020273012.2U
Authority: CN
Inventors: 黄惠玲
Original assignee: Xie Yunqiong
Current assignee: Xie Yunqiong
Priority date: 2020-03-06
Filing date: 2020-03-06
Publication date: 2020-10-16
Anticipated expiration: 2030-03-06

Abstract

The utility model discloses a high latitude is SF6 gas transformer check out test set that prevents frostbite for area, its structure includes baffle, equipment box, baffle, base, ground wire hole, storage tank, the gas tank that prevents frostbite, the utility model discloses an establish frostbite on the equipment box, the gas cavity is as the gaseous storage container of sulfur hexafluoride, and the gas outlet is the output channel mouth, and in high latitude area because the low reason of temperature in winter, can be through the real-time sensing gas cavity body temperature of temperature sensing contact, after the temperature is less than numerical value, the heating wire that links to each other through automatically controlled box output current generates heat, and heat conduction is carried for heat transfer sleeve, laminating guide card, can make the inside sulfur hexafluoride gas temperature of gas cavity rise, has avoided the liquefaction phenomenon, and then maintains the normal operating condition of transformer.

Description

SF6 gas transformer anti-freezing detection equipment for high-latitude areas

Technical Field

The utility model relates to a high latitude area is with frostproofing check out test set of SF6 gas transformer belongs to the frostproofing technical field of gas transformer.

Background

The sulfur hexafluoride gas is a non-toxic inert gas, is commonly used in transformers to play roles of arc extinction and insulation, and the transformers with the sulfur hexafluoride gas are widely used.

However, when the transformer is used in a high-altitude area, the phenomenon that sulfur hexafluoride gas is easily liquefied due to the fact that the high-altitude area is long in winter and the temperature is low in winter can occur, and once the sulfur hexafluoride gas is liquefied, the transformer cannot normally work.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a not enough to prior art exists, the utility model aims at providing a high latitude is SF6 gas transformer check out test set that prevents frostbite for the area to solve can appear when the high latitude area uses because the winter in high latitude area is longer, and temperature is low in winter, lead to sulfur hexafluoride gas to easily take place liquefaction phenomenon, and sulfur hexafluoride gas in case liquefaction phenomenon appears, the transformer just can not carry out the problem of normal work.

In order to achieve the above purpose, the present invention is realized by the following technical solution: the utility model provides a high latitude is frostproofing check out test set of SF6 gas transformer for area, its structure includes baffle, equipment box, baffle, base, earth connection hole, storage tank, the gas case that prevents frostbite, welded fastening's baffle is set to the equipment box cell surface, highly fixed invariance between baffle and the below base, the baffle sets firmly on the bottom of the case groove square frame of equipment, be equipped with the earth connection hole that is located the lateral wall groove on the equipment box, the storage tank comprises equipment box inner cavity an organic whole, establish the embedded gas case that prevents frostbite on the equipment box.

Furthermore, the anti-freezing air box comprises an air cavity, a temperature sensing contact, an electric heating wire, a heat transfer sleeve, a joint guide sheet, an electric control box and an air outlet, wherein the temperature sensing contact is arranged on the air cavity and is attached to the wall of the air cavity, the temperature sensing contact is connected with the electric heating wire in a conduction mode, the electric heating wire is embedded in the heat transfer sleeve, the heat transfer sleeve is arranged on a groove in the wall of the electric control box, the electric control box is arranged on the outer wall of the air cavity, and the air outlet of the embedded communicated storage tank is arranged on the.

Further, the ground wire hole is located on the positioning opening of the outer wall of the storage groove.

Further, the baffle is horizontally spaced from the baffle skin.

Further, the surface of the storage tank is provided with an integrated baffle.

Further, the surface of the base is horizontally butted with the partition plate.

Furthermore, the electronic control box wall is arranged on the local outer side position of the equipment box.

Furthermore, the fit guide sheet is arranged on the outer wall of the air cavity.

Furthermore, one side end of the temperature sensing contact is connected with the electric control box.

Advantageous effects

The utility model relates to a high latitude is SF6 gas transformer check out test set that prevents frostbite for the area, the last freezing gas tank that sets up of equipment box, the gas cavity is as the gaseous storage container of sulfur hexafluoride, the gas outlet is the output channel mouth, in high latitude area because the low cause of temperature in winter, can be through temperature sensing contact real-time sensing gas cavity body temperature, after the temperature is less than numerical value, it generates heat to link to each other the heating wire through automatically controlled box output current, the heat conduction is carried for heat transfer sleeve, the laminating guide card, can make the inside sulfur hexafluoride gas temperature of gas cavity body rise, liquefaction phenomenon has been avoided, and then the normal operating condition of maintaining the transformer.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of the anti-freezing detection device for SF6 gas transformer in high latitude areas of the present invention;

fig. 2 is the schematic view of the anti-freezing air box assembly structure of the present invention.

In the figure: the device comprises a baffle-1, an equipment box-2, a partition-3, a base-4, a ground wire hole-5, a reservoir tank-6, an anti-freezing air box-7, an air cavity-301, a temperature sensing contact-412, a heating wire-523, a heat transfer sleeve-634, a joint guide sheet-745, an electric control box-856 and an air outlet-967.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-2, the present invention provides a technical solution: an SF6 gas transformer anti-freezing detection device for high latitude areas structurally comprises a baffle plate 1, an equipment box 2, a partition plate 3, a base 4, a ground wire hole 5, a storage tank 6 and an anti-freezing gas box 7, wherein the baffle plate 1 is welded and fixed on the tank surface of the equipment box 2, the height between the baffle plate 1 and the lower base 4 is constant, the partition plate 3 is fixedly arranged on a rectangular frame of the bottom tank of the equipment box 2, the ground wire hole 5 positioned at a groove of a side wall is arranged on the equipment box 2, the storage tank 6 is integrally formed by a cavity in the equipment box 2, the equipment box 2 is provided with the embedded anti-freezing gas box 7, the anti-freezing gas box 7 comprises a gas cavity 301, a temperature sensing contact 412, an electric heating wire 523, a heat transfer sleeve 634, a joint guide sheet 745, an electric control box 856 and a gas outlet 967, the temperature sensing contact 412 installed close to the wall is arranged on the gas cavity 301, and the temperature sensing, the electric heating wire 523 is embedded in the heat transfer sleeve 634, the heat transfer sleeve 634 is installed on a groove on the wall surface of the electric control box 856, the electric control box 856 is arranged on the outer wall of the air cavity 301, an air outlet 967 of the reservoir tank 6 which is embedded and communicated is arranged on the air cavity 301, the grounding wire hole 5 is positioned on a positioning opening on the outer wall of the reservoir tank 6, the baffle 1 and the surface layer of the partition plate 3 are horizontally arranged at intervals, the baffle 1 which is integrally combined is arranged on the surface of the reservoir tank 6, the surface of the base 4 is horizontally butted with the partition plate 3, the wall of the electric control box 856 is arranged on the local outer side position of the equipment box 2, the attaching guide 745 is arranged on the outer wall of the air.

The heating wire 523 is an element that can directly generate heat after being electrified, and after the temperature sensing contact 412 knows that the temperature of the air cavity 301 is lower than a value, the temperature sensing contact is connected with the output current of the electric control box 856 to generate heat, and the heat is transferred to the heat transfer sleeve 634 and the bonding guide sheet 745, so that the temperature of sulfur hexafluoride gas in the air cavity 301 can be raised, and the liquefaction phenomenon is avoided.

For example: when the transformer is used, the anti-freezing air box 7 is arranged on the equipment box 2, the air cavity 301 serves as a storage container of sulfur hexafluoride gas, the air outlet 967 serves as an output channel port, the temperature of the air cavity 301 can be sensed in real time through the temperature sensing contact 412 in high latitude areas due to low air temperature in winter, after the temperature is lower than a value, the temperature is output through the electric control box 856, current is connected with the heating wire 523 to generate heat, the heat is conducted and conveyed to the heat transfer sleeve 634 and the attaching guide sheet 745, the temperature of the sulfur hexafluoride gas in the air cavity 301 can be increased, the liquefaction phenomenon is avoided, and the normal operation state of the transformer is.

The utility model provides a problem can appear when the high latitude area uses because the winter in high latitude area is longer, and temperature in winter is low, leads to sulfur hexafluoride gas to very easily take place the liquefaction phenomenon, and in case sulfur hexafluoride gas appears the liquefaction phenomenon, the transformer just can not normally work, the utility model discloses a combination of each other of above-mentioned parts can make the inside sulfur hexafluoride gas temperature of gas cavity rise, has avoided the liquefaction phenomenon, and then maintains the normal operating condition of transformer.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a high latitude is freezing-proof check out test set of gaseous transformer of SF6 for area, its structure includes baffle (1), equipment box (2), baffle (3), base (4), earth wire hole (5), reservoir tank (6), gas tank (7) prevent frostbite, its characterized in that:

the anti-freezing device is characterized in that a baffle (1) fixed by welding is arranged on the groove surface of the equipment box (2), the height between the baffle (1) and the lower base (4) is constant, the partition plate (3) is fixedly arranged on a bottom groove square frame of the equipment box (2), a grounding wire hole (5) located at the groove of the side wall is formed in the equipment box (2), the storage groove (6) is integrally formed by a cavity in the equipment box (2), and the equipment box (2) is provided with an embedded anti-freezing air box (7).

2. The anti-freezing detection device for the SF6 gas transformer in the high latitude area of claim 1, wherein: the anti-freezing air box (7) comprises an air cavity (301), a temperature sensing contact (412), an electric heating wire (523), a heat transfer sleeve (634), a fitting guide sheet (745), an electric control box (856) and an air outlet (967), wherein the temperature sensing contact (412) mounted close to the wall is arranged on the air cavity (301), the temperature sensing contact (412) is connected with the electric heating wire (523) in a conduction mode, the electric heating wire (523) is embedded in the heat transfer sleeve (634), the heat transfer sleeve (634) is mounted on a groove in the wall surface of the electric control box (856), the electric control box (856) is arranged on the outer wall of the air cavity (301), and the air outlet (967) of the embedded communicated reservoir tank (6) is arranged on the air cavity (301.

3. The anti-freezing detection device for the SF6 gas transformer in the high latitude area of claim 1, wherein: the grounding wire hole (5) is positioned on the positioning opening of the outer wall of the storage groove (6).

4. The anti-freezing detection device for the SF6 gas transformer in the high latitude area of claim 1, wherein: the baffle (1) and the surface layer of the partition (3) are horizontally spaced.

5. The anti-freezing detection device for the SF6 gas transformer in the high latitude area of claim 1, wherein: the surface of the storage tank (6) is provided with the baffle (1) which is integrated.

6. The anti-freezing detection device for the SF6 gas transformer in the high latitude area of claim 1, wherein: the surface of the base (4) is horizontally butted with the clapboard (3).