CN215868874U

CN215868874U - Fireproof dry-type transformer

Info

Publication number: CN215868874U
Application number: CN202121764583.7U
Authority: CN
Inventors: 孙榜利
Original assignee: Wuxi Haiying Sensor Co ltd
Current assignee: Wuxi Haiying Sensor Co ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2022-02-18
Anticipated expiration: 2031-07-30

Abstract

The utility model discloses a fireproof dry-type transformer, which relates to the technical field of dry-type transformers and comprises a base and a cover body, wherein a transformer body is fixedly connected to the center of the upper surface of the base; the upper surface of the base is provided with an annular slot matched with the cover body, the inner bottom surface of the annular slot is uniformly provided with a plurality of water leakage grooves, the inner bottom surface of the base is provided with a water leakage cavity in a surrounding manner, and the water leakage cavity is communicated with the outside through the water leakage grooves; the inner top surface of the cover body is fixedly connected with a containing bag, and a plurality of activated carbon plates positioned at the left side and the right side of the containing bag are arranged on the inner top surface of the cover body; the utility model has the beneficial effects that: can be more abundant clear away the ozone in the transformer, automatic put out the operation to flame when the conflagration breaing out, can avoid the rainwater to dip in the transformer simultaneously.

Description

Fireproof dry-type transformer

Technical Field

The utility model relates to the technical field of dry-type transformers, in particular to a fireproof dry-type transformer.

Background

The transformer is mainly divided into an oil-immersed transformer and a dry-type transformer, wherein the dry-type transformer is generally cooled by natural air or forced air, and has the advantages of strong short-circuit resistance, high operation efficiency and low noise.

The insulating part is punctured after ageing and is the main reason that more than half dry-type transformer catches fire, high temperature and ozone are the wary that the insulating part is ageing fast, ozone produces when high-voltage current flows in the transformer, current dry-type transformer is to this countermeasure mostly only for accelerating air flow, but current dry-type transformer is still not good to the elimination effect of ozone, and current dry-type transformer is when having taken place the conflagration, be difficult to in time put out the operation to dry-type transformer automatically, can cause a large amount of harm, the current transformer that is located outdoor convenient to detach maintenance has the rain-proof not enough condition of waterproof measure more, lead to rainwater or ponding easily to dip into the circumstances such as lead to the short circuit in the transformer in addition.

SUMMERY OF THE UTILITY MODEL

The present invention has been made in view of the above problems and disadvantages, and it is an object of the present invention to provide a fire-proof dry type transformer which can remove ozone from the transformer more sufficiently, automatically extinguish flames when a fire occurs, and prevent rainwater from entering the transformer.

In order to achieve the purpose, the adopted technical scheme is as follows:

a fireproof dry-type transformer comprises a base, a cover body and a transformer body, wherein the transformer body is fixedly connected to the center of the upper surface of the base, and the cover body is positioned at the upper end of the base;

the upper surface of the base is provided with an annular slot matched with the cover body, the inner bottom surface of the annular slot is uniformly provided with a plurality of water leakage grooves, the inner bottom surface of the base is provided with a water leakage cavity in a surrounding manner, and the water leakage cavity is communicated with the outside through the water leakage grooves;

the cover body inner top surface is fixedly connected with a containing bag, and a plurality of activated carbon plates located on the left side and the right side of the containing bag are installed on the cover body inner top surface.

Preferably, a plurality of installation pieces are installed to cover body lateral surface bottom, a plurality of threaded rods of fixedly connected with are followed outward to the base top surface, every the threaded rod top passes every respectively installation piece bottom surface and with installation piece swing joint, every equal threaded connection has the screw thread ring on the threaded rod, the installation piece passes through the screw thread ring is installed on the threaded rod.

Preferably, the left side surface of the cover body is fixedly connected with an air inlet cover with a downward opening, a plurality of water dripping blocks are arranged at the outer edge of the lower end of the opening of the air inlet cover at equal intervals, and an air inlet mesh cover positioned in the air inlet cover is arranged on the left side surface of the cover body.

Preferably, the air outlet mesh enclosure is installed on the right side surface of the cover body, and a plurality of waterproof strips are installed on the right side surface of the air outlet mesh enclosure at equal intervals.

Preferably, the cover body top surface has the rain cover through the support mounting, the battery is installed to the cover body top surface, the fixed pipe of the equal vertical fixedly connected with downwards in both ends about the battery bottom surface, two fixed socle end all passes cover body top surface.

Preferably, two the fixed ring of the equal fixedly connected with in fixed tube bottom end, two equal fixedly connected with exhaust fan in the fixed ring, two the equal directional right side of exhaust fan.

By adopting the technical scheme, the beneficial effects are as follows:

the cover body is inserted into the annular slot, fixing is completed through the mounting block and the threaded rod, air flow in the cover body is promoted by the two exhaust fans, when precipitation begins, rainwater enters through the air inlet cover and the air inlet mesh enclosure, the water dripping block arranged at the lower end opening of the air inlet cover can promote rainwater to drip downwards to prevent rainwater from being sucked into the air inlet mesh enclosure, the waterproof strip arranged on the air outlet mesh enclosure also prevents rainwater from entering the cover body, when the rainwater drips into the annular slot, the water leakage groove can prevent the rainwater from entering the cover body, but the rainwater leaks into the water leakage groove through the water leakage groove and is discharged, the transformer mostly generates ozone from the top end, the ozone is contacted with the activated carbon plate, the activated carbon plate can absorb most of the ozone to prevent the insulation part from aging, the containing bag is used for containing fire extinguishing materials such as lime powder or gravel, and the like, when the transformer fires, the containing bag is difficult to burn through, the fire extinguishing materials in the containing bag are spilled out and cover on a fire source, the effect of automatically starting the extinguishing operation is achieved.

Drawings

FIG. 1 is a schematic perspective view of the overall front view of the present invention;

FIG. 2 is a schematic view of the overall front cross-sectional structure of the present invention;

fig. 3 is a schematic diagram of a partially enlarged structure a of the present invention.

The labels in the figure are: the water-saving type transformer comprises a base 1, an annular slot 101, a water leakage groove 102, a water leakage cavity 103, a cover body 2, a mounting block 3, a threaded ring 4, a threaded rod 5, a transformer body 6, an air inlet mesh enclosure 7, an air inlet mesh enclosure 8, a water dripping block 81, an air outlet mesh enclosure 9, a waterproof strip 91, a fixing ring 10, a fixing pipe 1001, an exhaust fan 11, a rain shielding cover 12, a storage battery 13, a containing bag 14 and an activated carbon plate 15.

Detailed Description

Referring to fig. 1 to 3, the present application is a fireproof dry-type transformer, including a base 1, a cover 2 and a transformer body 6, wherein the transformer body 6 is fixedly connected to the center of the upper surface of the base 1, and the cover 2 is located at the upper end of the base 1;

the upper surface of the base 1 is provided with an annular slot 101 matched with the cover body 2, the inner bottom surface of the annular slot 101 is uniformly provided with a plurality of water leakage grooves 102, the inner bottom surface of the base 1 is provided with a water leakage cavity 103 in a surrounding manner, the water leakage cavity 103 is communicated with the outside through the water leakage grooves 102, when the rain falls, rain water can drip downwards along the outer side surface of the cover body 2 and enter the annular slot 101, the water leakage grooves 102 can enable the water entering the annular slot 101 to drip downwards and enter the water leakage cavity 103, and the phenomenon that the rain water accumulates in the annular slot 101, enters the cover body 2 and contacts with the transformer body 6 to cause short circuit is avoided;

the inner top surface of the cover body 2 is fixedly connected with a containing bag 14, the inner top surface of the cover body 2 is provided with a plurality of activated carbon plates 15 positioned on the left side and the right side of the containing bag 14, the activated carbon plates 15 can play a role of absorbing ozone, the aging of an insulating part is relieved by absorbing ozone, a fire extinguishing material is placed in the containing bag 14, when a fire breaks out to burn the containing bag 14, the fire extinguishing material is sprinkled out after the containing bag 14 is burnt out, and the effect of automatically performing fire extinguishing operation is achieved;

the bottom end of the outer side surface of the cover body 2 is provided with a plurality of mounting blocks 3, the outer edge of the top surface of the base 1 is fixedly connected with a plurality of threaded rods 5, the top end of each threaded rod 5 penetrates through the bottom surface of each mounting block 3 and is movably connected with the mounting block 3, each threaded rod 5 is in threaded connection with a threaded ring 4, the mounting blocks 3 are mounted on the threaded rods 5 through the threaded rings 4, and the dry-type transformer can be conveniently disassembled and assembled through the structure;

the left side surface of the cover body 2 is fixedly connected with an air inlet cover 8 with a downward opening, a plurality of water dripping blocks 81 are arranged at the outer edge of the lower opening end of the air inlet cover 8 at equal intervals, an air inlet mesh enclosure 7 positioned in the air inlet cover 8 is arranged at the left side surface of the cover body 2, an air outlet mesh enclosure 9 is arranged at the right side surface of the cover body 2, a plurality of waterproof strips 91 are arranged at the right side surface of the air outlet mesh enclosure 9 at equal intervals, a rain shielding cover 12 is arranged at the top surface of the cover body 2 through a support, a storage battery 13 is arranged at the top surface of the cover body 2, fixed pipes 1001 are vertically and fixedly connected with the left end and the right end of the bottom surface of the storage battery 13 downwards, and the bottom ends of the two fixed pipes 1001 penetrate through the top surface of the cover body 2; the bottom ends of the two fixing pipes 1001 are fixedly connected with fixing rings 10, exhaust fans 11 are fixedly connected in the two fixing rings 10, the two exhaust fans 11 point to the right side, air in the cover body 2 is promoted to flow by the two exhaust fans 11, the air is sucked by the air inlet mesh enclosure 7 and is discharged by the air outlet mesh enclosure 9, rainwater can be promoted to drip along the water dripping blocks 81 by the water dripping blocks 81 which are arranged at equal intervals outside the lower end of the opening of the air inlet mesh enclosure 8, the rainwater is prevented from being sucked into the air inlet mesh enclosure 7, and waterproof strips 91 which are arranged at equal intervals on the right side face of the air outlet mesh enclosure 9 can prevent the rainwater from entering the cover body 2;

the lower end opening of the cover body 2 is inserted into the annular slot 101, when the water begins to fall, the storage battery 13 supplies power, the two exhaust fans 11 operate to promote the air in the cover body 2 to flow, the air inlet cover 8, the water dripping block 81 and the waterproof strip 91 are used for preventing rainwater from splashing into the cover body 2, meanwhile, the rainwater can be concentrated in the annular slot 101, the water leakage groove 102 formed in the bottom surface of the annular slot 101 can prevent the rainwater from immersing into the cover body 2 and instead enters the water leakage cavity 103 through the water leakage groove 102, when the dry-type transformer is normally used, ozone generated by the transformer body 6 can be absorbed by the activated carbon plate 15, the ozone concentration in the cover body 2 is further reduced, the aging of the insulating part is slowed down, the fire probability of the dry-type transformer is reduced, the fire extinguishing material represented by lime powder or gravel can be placed in the containing bag 14, once the transformer body 6 has a fire, after the containing bag 14 is burnt, the fire extinguishing material falls down and spills to the upper surface of the fire source, and the fire is controlled and extinguished by covering the fire source to achieve the effect of automatically starting the fire extinguishing operation.

Claims

1. The utility model provides a fire prevention dry-type transformer, includes base (1) and the cover body (2), base (1) upper surface center department fixedly connected with transformer organism (6), the cover body (2) are located base (1) upper end, its characterized in that:

the upper surface of the base (1) is provided with an annular slot (101) matched with the cover body (2), the inner bottom surface of the annular slot (101) is uniformly provided with a plurality of water leakage grooves (102), the inner bottom surface of the base (1) is provided with a water leakage cavity (103) in a surrounding manner, and the water leakage cavity (103) is communicated with the outside through the water leakage grooves (102);

the inner top surface of the cover body (2) is fixedly connected with a containing bag (14), and a plurality of activated carbon plates (15) which are positioned at the left side and the right side of the containing bag (14) are arranged on the inner top surface of the cover body (2).

2. A fire-resistant dry transformer as claimed in claim 1, wherein: a plurality of installation pieces (3) are installed to the cover body (2) lateral surface bottom, base (1) top surface is outer along a plurality of threaded rods of fixedly connected with (5), every threaded rod (5) top is passed every respectively installation piece (3) bottom surface and with installation piece (3) swing joint, every equal threaded connection has threaded ring (4) on threaded rod (5), installation piece (3) are passed through threaded ring (4) are installed on threaded rod (5).

3. A fire-resistant dry transformer as claimed in claim 1, wherein: the cover body (2) left surface fixedly connected with opening decurrent air inlet cover (8), a plurality of blocks of drip piece (81) are installed along the equidistance outward to air inlet cover (8) opening lower extreme, cover body (2) left surface is installed and is located air inlet cover (7) in air inlet cover (8).

4. A fire-resistant dry transformer as claimed in claim 1, wherein: the cover body (2) right flank is installed the screen panel (9) of giving vent to anger, a plurality of waterproof strips (91) are installed to screen panel (9) right flank equidistance of giving vent to anger.

5. A fire-resistant dry transformer as claimed in claim 1, wherein: the utility model discloses a rain cover, including cover body (2), battery (13) are installed to cover body (2) top surface through the support mounting have rain cover (12), battery (13) bottom surface is controlled the equal vertical fixed tube (1001) of fixedly down in both ends, two fixed tube (1001) bottom is all passed cover body (2) top surface.

6. A fire-resistant dry transformer as claimed in claim 5, in which: two fixed pipe (1001) the equal fixedly connected with in bottom end gu fixed ring (10), two gu equal fixedly connected with exhaust fan (11), two in fixed ring (10) exhaust fan (11) all points to the right side.