CN214588314U

CN214588314U - Fully-sealed oil-immersed transformer

Info

Publication number: CN214588314U
Application number: CN202121025051.1U
Authority: CN
Inventors: 周汉云; 高阳
Original assignee: Soko Transformer Co ltd
Current assignee: Soko Transformer Co ltd
Priority date: 2021-05-14
Filing date: 2021-05-14
Publication date: 2021-11-02
Anticipated expiration: 2031-05-14

Abstract

The utility model discloses a totally enclosed oil-immersed transformer, including the casing, the self-checking subassembly, the subassembly is collected to iron core and rainwater, and the mounting panel is installed to the bottom of casing, and the self-checking subassembly is installed to the bottom of mounting panel, installs the dustcoat in the self-checking subassembly, and the roof is installed at the top of dustcoat, and supersonic generator is installed to the inside bottom of dustcoat, and the rainwater is installed at the top of casing and is collected the subassembly, installs the catch basin in the rainwater is collected the subassembly, and filter plate is installed at the top of catch basin, and the solenoid valve is installed to the both sides of catch basin. The utility model discloses an install the dustcoat in the bottom of roof, can provide safe mounted position to inside electronic component through the dustcoat to can make inside electronic component of dustcoat automatic carry out ultrasonic testing to the inside of casing, not only can reduce maintenance personal's work load, can also improve the efficiency of overhauing, increase the practicality of device.

Description

Fully-sealed oil-immersed transformer

Technical Field

The utility model relates to a transformer technical field specifically is a totally enclosed oil-immersed transformer.

Background

The transformer is an electrical device for adjusting voltage in a circuit, and can be divided into a dry type transformer and an oil-immersed transformer through different composition structures of the transformer, and the oil-immersed transformer is compared with the dry type transformer, and a certain amount of heat conduction oil is filled in the oil-immersed transformer, so that the heat dissipation efficiency of the transformer can be improved.

The existing fully-sealed oil-immersed transformer has the following defects:

1. the conventional fully-sealed oil-immersed transformer needs to manually check each component of the transformer carefully during the inspection, and tiny cracks and the like in the transformer are difficult to be directly observed by naked eyes, so that the hidden damage in the transformer cannot be repaired;

2. the radiating effect of current totally enclosed oil-immersed transformer receives external environment temperature's influence easily under hot weather to lead to the radiating efficiency of transformer to reduce, make the unable discharge of the inside heat of transformer, and the inside high temperature of transformer can accelerate electronic component's ageing, thereby make the transformer appear leaking electric contact failure's the condition easily, reduced the security and the practicality of device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a totally enclosed oil-immersed transformer to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a fully-sealed oil-immersed transformer comprises a shell, a self-checking assembly, an iron core and a rainwater collecting assembly, wherein a mounting plate is installed at the bottom of the shell, the iron cores are installed on two sides in the shell, one end of the iron core extends out of the top of the shell and is installed with a sleeve, the self-checking assembly is installed at the bottom of the mounting plate, an outer cover is installed in the self-checking assembly, a top plate is installed at the top of the outer cover, an ultrasonic generator is installed at the bottom of the inner part of the outer cover, cable pipes are installed on two sides of the ultrasonic generator, the cable pipes extend out of the outer cover and are installed with ultrasonic transmitters, mounting grooves are installed on two sides of the shell, heat dissipation plates are installed in the mounting grooves at equal intervals, the rainwater collecting assembly is installed at the top of the shell, a water storage groove is installed in the rainwater collecting assembly, and a filter screen plate is installed at the top of the water storage groove, electromagnetic valves are installed on two sides of the water storage tank.

Preferably, an oil storage tank is installed at the top of the housing, and a guide pipe extending to the inside of the housing is installed at one side of the oil storage tank.

Preferably, the bottom of the mounting groove is provided with an axial flow fan, and one side of the mounting groove is provided with a heat conducting plate.

Preferably, the hard disk is installed to bottom one side of roof, and the thing networking module is installed to the one side that the hard disk was kept away from to the bottom of roof.

Preferably, an insulating cylinder is installed on the outer side of the iron core, and a coil is installed around the outer side of the insulating cylinder.

Preferably, the bottom of catch basin is installed the protection casing, and the mount pad is installed through the bolt in the bottom of protection casing.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an install the dustcoat in the bottom of roof, can provide safe mounted position to inside electronic component through the dustcoat to can make inside electronic component of dustcoat automatic carry out ultrasonic testing to the inside of casing, not only can reduce maintenance personal's work load, can also improve the efficiency of overhauing, increase the practicality of device.

2. The utility model discloses an install the catch basin at the top of protection casing, can collect the rainwater through the catch basin to can utilize the rainwater of collecting to assist the cooling to the heating panel under the hot condition of weather, thereby accelerate thermal discharge, in order to reach the purpose that makes the inside cooling of casing, avoid the inside electronic component of device to receive the unable normal work of influence of high temperature, guaranteed the stability when the device moves.

Drawings

Fig. 1 is a schematic front internal structure diagram of the present invention;

FIG. 2 is a schematic view of the front external structure of the present invention;

FIG. 3 is a schematic cross-sectional view of the self-checking assembly of the present invention;

fig. 4 is a schematic perspective view of the self-checking assembly of the present invention;

fig. 5 is the utility model discloses a local structure schematic diagram of subassembly is collected to rainwater.

In the figure: 1. a housing; 101. mounting a plate; 102. an oil storage tank; 2. mounting grooves; 201. a heat dissipation plate; 202. a heat conducting plate; 203. an axial flow fan; 3. a self-checking component; 301. a housing; 302. a hard disk; 303. an ultrasonic generator; 304. an Internet of things module; 305. a top plate; 306. an ultrasonic transmitter; 307. a cable duct; 4. an iron core; 401. an insulating cylinder; 402. a sleeve; 403. a coil; 5. a rainwater collection assembly; 501. a water storage tank; 502. an electromagnetic valve; 503. a filter screen plate; 504. a protective cover; 505. and (7) mounting a seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, the present invention provides an embodiment: a fully-sealed oil-immersed transformer comprises a shell 1, a self-checking assembly 3, an iron core 4 and a rainwater collecting assembly 5, wherein a mounting plate 101 is installed at the bottom of the shell 1, the shell 1 can provide a mounting position for internal assemblies, the mounting plate 101 can be used for conveniently and fixedly mounting the device and providing a mounting position for the bottom assemblies, the iron core 4 is installed on two sides inside the shell 1, the iron core 4 can be matched with a coil 403 to perform electromagnetic induction so as to conveniently adjust voltage in a circuit and further achieve the purpose of voltage transformation, one end of the iron core 4 extends out of the top of the shell 1 to be provided with a sleeve 402, the sleeve 402 can protect the top end of the iron core 4 and can be used for conveniently connecting an external cable to the iron core 4, the self-checking assembly 3 is installed at the bottom of the mounting plate 101, the self-checking assembly 3 can replace manual work to perform automatic inspection and flaw detection on internal structures of the device, therefore, the overhauling efficiency of the device can be improved, the outer cover 301 is installed in the self-checking component 3, the outer cover 301 can provide an installation position for internal components, the top plate 305 is installed at the top of the outer cover 301, the top plate 305 can provide an installation position for surrounding components, the ultrasonic generator 303 is installed at the bottom of the inner part of the outer cover 301, the ultrasonic generator 303 can adopt a JA-3500 type, the ultrasonic generator 303 can emit ultrasonic waves after being electrified, so that the internal structure of the device can be inspected and detected by utilizing the ultrasonic waves, cable pipes 307 are installed at two sides of the ultrasonic generator 303, the ultrasonic generator 303 can be electrically connected with the ultrasonic emitter 306 by the cable pipes 307, so that the ultrasonic emitter 303 and the ultrasonic emitter 306 are matched to carry out self-checking work, the cable pipes 307 extend out of the outer cover 301 to be provided with the ultrasonic emitter 306, and the ultrasonic emitter 306 can adopt an FDU91 type, the ultrasonic transmitter 306 can be attached to the bottom of the mounting plate 101, and then the inside of the device is detected by ultrasonic waves sent by the ultrasonic generator 303, so that the maintenance efficiency of the device can be improved instead of manual work, mounting grooves 2 are mounted on two sides of the shell 1, the mounting grooves 2 can provide mounting positions for surrounding components, the heat dissipation plates 201 are mounted in the mounting grooves 2 at equal intervals, the heat dissipation plates 201 can increase the natural heat dissipation area of the device, so that the natural heat dissipation speed of the device is improved, the rainwater collection component 5 is mounted on the top of the shell 1, the rainwater collection component 5 can collect rainwater in rainy days, so that the rainwater can be dissipated by the collected rainwater auxiliary device in hot days such as sunny days, the water storage tank 501 is mounted in the rainwater collection component 5, the rainwater can be collected and stored, so that water can be provided for heat dissipation of the device, the filter screen plate 503 is installed at the top of the water storage tank 501, the filter screen plate 503 can block large sundries such as leaves and the like, and therefore water in the water storage tank 501 is prevented from being polluted, the electromagnetic valves 502 are installed on two sides of the water storage tank 501, the electromagnetic valves 502 can conduct on-off control on openings in two sides of the water storage tank 501, and therefore rainwater in the water storage tank 501 can be controlled to be discharged to dissipate heat and cool the device.

Further, the oil storage tank 102 is installed at the top of the housing 1, and the oil storage tank 102 can store a certain amount of heat transfer oil, so that the heat transfer oil can be supplemented to the inside of the housing 1, and a conduit extending to the inside of the housing 1 is installed at one side of the oil storage tank 102, and the conduit can transmit the heat transfer oil, so that the heat transfer oil inside the oil storage tank 102 can be transmitted to the inside of the housing 1.

Further, axial fan 203 is installed to the bottom of mounting groove 2, and axial fan 203 can adopt the FDL-4C type, can rotate after axial fan 203 circular telegram to can drive the air and flow, so that utilize the air current to shift the inside heat of heating panel 201, improve the radiating efficiency of device, and heat-conducting plate 202 is installed to one side of mounting groove 2, and heat-conducting plate 202 can shift the inside heat of casing 1, thereby accelerate the heat dissipation of device.

Further, hard disk 302 is installed to bottom one side of roof 305, hard disk 302 can be kept the data that self-checking subassembly 3 detected a flaw and produced, thereby can be convenient for maintenance personal to read the inspection data of device, and the bottom of roof 305 is kept away from one side of hard disk 302 and is installed thing networking module 304, thing networking module 304 can adopt the TDS-100RMG type, thing networking module 304 can make the device establish wireless communication through wireless network and backstage system, thereby can be with the data packing of saving in the hard disk 302 and send to the system high in the clouds, so that backstage personnel can acquire the self-checking data of transformer through the network.

Further, an insulating cylinder 401 is installed on the outer side of the iron core 4, the insulating cylinder 401 can insulate and separate the iron core 4 and the coil 403, short circuit caused by contact between the iron core 4 and the coil 403 is avoided, the coil 403 is installed on the outer side of the insulating cylinder 401 in a surrounding mode, and a magnetic field with certain strength can be generated after the coil 403 is electrified, so that voltage in the circuit can be adjusted through mutual matching between the iron core 4 and the coil 403, and the purpose of transformation is achieved.

Further, protection casing 504 is installed to the bottom of catch basin 501, and protection casing 504 can provide the protection to inside subassembly, avoids sleeve 402 to expose and receive the condition that the electric leakage appears in the damage outside, and the mount pad 505 is installed through the bolt in the bottom of protection casing 504, and mount pad 505 can be fixed protection casing 504 to guarantee the stability of top unit mount.

The working principle is as follows: adjust the voltage after circular telegram through coil 403 and iron core 4, and produce the heat, utilize the inside conduction oil of casing 1 to absorb the heat, make heat-conducting plate 202 shift the heat in the conduction oil, give off the heat naturally through heating panel 201, collect the rainwater through catch basin 501, utilize solenoid valve 502 control rainwater downward discharge, utilize the rainwater to absorb the inside heat of heating panel 201, accelerate thermal discharge, launch the ultrasonic wave to the inside transmission of cable pipe 307 after passing through supersonic generator 303 circular telegram, utilize the laminating of ultrasonic transmitter 306 and the bottom of mounting panel 101, make the inside of ultrasonic wave conduction to device, utilize the ultrasonic wave to damage at the inside structure of the inside echo detection device of device.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented 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.

Claims

1. The utility model provides a totally enclosed oil-immersed transformer, includes casing (1), self-checking subassembly (3), subassembly (5), its characterized in that are collected to iron core (4) and rainwater: mounting panel (101) are installed to the bottom of casing (1), iron core (4) are installed to the inside both sides of casing (1), sleeve (402) are installed to the top that the one end of iron core (4) extends casing (1), self-checking subassembly (3) are installed to the bottom of mounting panel (101), install dustcoat (301) in self-checking subassembly (3), roof (305) are installed at the top of dustcoat (301), supersonic generator (303) are installed to the inside bottom of dustcoat (301), cable pipe (307) are installed to the both sides of supersonic generator (303), ultrasonic emitter (306) are installed to cable pipe (307) extension dustcoat (301), mounting groove (2) are installed to the both sides of casing (1), heating panel (201) are installed to the inside equidistance of mounting groove (2), rainwater collection component (5) is installed at the top of casing (1), install catch basin (501) in rainwater collection component (5), filter screen board (503) are installed at the top of catch basin (501), solenoid valve (502) are installed to the both sides of catch basin (501).

2. A fully-sealed oil-filled transformer according to claim 1, characterised in that: an oil storage tank (102) is mounted at the top of the shell (1), and a guide pipe extending into the shell (1) is mounted on one side of the oil storage tank (102).

3. A fully-sealed oil-filled transformer according to claim 1, characterised in that: axial fan (203) is installed to the bottom of mounting groove (2), and heat-conducting plate (202) is installed to one side of mounting groove (2).

4. A fully-sealed oil-filled transformer according to claim 1, characterised in that: hard disk (302) are installed to bottom one side of roof (305), and the thing networking module (304) are installed to the one side that hard disk (302) were kept away from to the bottom of roof (305).

5. A fully-sealed oil-filled transformer according to claim 1, characterised in that: an insulating cylinder (401) is installed on the outer side of the iron core (4), and a coil (403) is installed on the outer side of the insulating cylinder (401) in a surrounding mode.

6. A fully-sealed oil-filled transformer according to claim 1, characterised in that: the bottom of the water storage tank (501) is provided with a protective cover (504), and the bottom of the protective cover (504) is provided with a mounting seat (505) through a bolt.