CN216771946U

CN216771946U - Transformer core ground connection on-line monitoring device convenient to installation

Info

Publication number: CN216771946U
Application number: CN202122122653.5U
Authority: CN
Inventors: 徐丽
Original assignee: Shanghai Qiren Power Technology Co ltd
Current assignee: Shanghai Qiren Power Technology Co ltd
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2022-06-17
Anticipated expiration: 2031-09-03

Abstract

The utility model discloses a transformer core grounding online monitoring device convenient to install, which comprises a monitoring device, wherein an installation mechanism is arranged at the bottom of the monitoring device, a heat dissipation device is arranged in the monitoring device, the heat dissipation device comprises an installation frame and heat dissipation holes, the installation frame is connected to the top of the inner wall of the lower side of the monitoring device, the heat dissipation holes are formed in the top of the monitoring device, a heat dissipation plate is connected to the top of the installation frame, a screw rod is fixedly connected to the center of the top of the installation frame, the top of the screw rod is in threaded connection with a threaded sleeve, one end, far away from the installation plate, of the threaded sleeve is fixedly connected with a shell, and a fan is fixedly connected to the interior of the shell. This transformer core ground connection on-line monitoring device convenient to installation through being provided with condenser pipe and heating panel, can reduce monitoring device's the inside temperature to produce the cold air, the fan blows off hot vapor through the louvre, can blow to the detection device of top simultaneously, prevents that monitoring device from using the back high temperature for a long time and leading to damaging.

Description

Transformer core ground connection on-line monitoring device convenient to installation

Technical Field

The utility model relates to the technical field of grounding current of power equipment, in particular to a transformer iron core grounding on-line monitoring device convenient to install.

Background

The power transformer of the power transformer is one of important electrical equipment in a power system, the running condition of the power transformer is directly related to the safety and the stability of the power system, statistical analysis on transformer accidents shows that the iron core accidents occupy a quite high rate in the total accidents of the transformer, most of the iron core faults are caused by multipoint grounding of the iron core, when the iron core is subjected to multipoint grounding, quite large current flows through the iron core, the iron core is locally overheated, and local burning loss can be caused in serious cases.

The on-line monitoring equipment is a device for monitoring the real-time state of the transformer core.

However, the current in the transformer core needs to be monitored in real time by the existing monitoring device, so that the monitoring device is required to be opened for a long time, a large amount of heat can be generated, the monitoring device can keep a high temperature for a long time, the service life of the monitoring device is short, and meanwhile, the existing monitoring equipment is complex to install and inconvenient to maintain.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a transformer core grounding on-line monitoring device convenient to install, and aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a transformer core ground connection on-line monitoring device convenient to installation, includes monitoring devices, monitoring devices's bottom is provided with installation mechanism, monitoring devices's inside is provided with heat abstractor.

The heat dissipation device comprises a mounting rack and heat dissipation holes, the top of the mounting rack is connected with a heat dissipation plate, the top of the heat dissipation plate is provided with a condensation pipe, the mounting rack is provided with a screw rod, the top of the screw rod is provided with a threaded sleeve, the top of the threaded sleeve is provided with a shell, a fan is arranged inside the shell, the bottom of the fan is provided with a first motor, and the front of the screw rod is provided with a second motor.

Preferably, the condenser pipe is fixedly arranged at the interlayer at the top of the heat dissipation plate, the condenser pipe can be kept fixed by arranging the condenser pipe in the interlayer, and the heat dissipation plate plays a role in supporting.

Preferably, there is the fixedly connected with screw rod at the top center department of mounting bracket, the top threaded connection of screw rod has the thread bush, the one end fixedly connected with shell of keeping away from the mounting bracket of thread bush, the inside fixedly connected with fan of shell, the top fixedly connected with fan of first motor, the front of screw rod is connected with the second motor, and through being provided with screw rod and thread bush, the second motor drives the screw rod and rotates, makes the thread bush can reciprocate on the threaded rod, drives the fan and removes, makes the application range of fan bigger, can be better cool down monitoring devices.

Preferably, installation mechanism includes mounting panel and plummer, the mounting hole has been seted up at the top of mounting panel, the bottom of mounting panel is connected with the erection column, the draw-in groove has been seted up at the top of plummer, the bottom of threaded rod is connected with the stopper, the inside threaded connection of mounting hole has the threaded rod, the one end threaded connection that the surface of threaded rod is close to the top has the bolt, through being provided with mounting panel and plummer, simultaneously, through threaded rod and bolted connection between them, can guarantee stably, only need during the installation to aim at erection column and draw-in groove, mounting hole and threaded rod, then install the bolt fix can, simultaneously, be provided with erection column and draw-in groove, can strengthen fixed effect, make the device more stable, thereby avoid the device to rock and cause and empty.

Preferably, the quantity of threaded rod is two, two the threaded rod symmetric distribution is in the inside left and right sides of plummer.

Preferably, the quantity of condenser pipe is two, two the condenser pipe uses the fan to install at the top of heating panel as the central line symmetry, and the condenser pipe can reduce the temperature of heating panel, strengthens the effect of cooling.

Preferably, the mounting rack is fixedly connected to the top of the inner wall of the lower side of the monitoring device, and the heat dissipation holes are formed in the top of the monitoring device.

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

1. this transformer core ground connection on-line monitoring device convenient to installation through being provided with condenser pipe and heating panel, can reduce monitoring device's the inside temperature to produce the cold air, be provided with the fan simultaneously, the fan blows off the vapor through the louvre, can blow to the detection device of top simultaneously, prevents that monitoring device from using the back high temperature for a long time and leading to damaging, can prolong monitoring device's life.

2. This transformer core ground connection on-line monitoring device convenient to installation, through aim at threaded rod and draw-in groove respectively with the mounting hole and the erection column of mounting panel bottom, press the mounting panel downwards, make the threaded rod run through the mounting hole, the erection column joint advances the draw-in groove, when the bottom surface of stopper and the top contact of plummer, explains that the complete joint of erection column advances the draw-in groove, the top contact of bellied bottom and draw-in groove, then the rotation bolt, it is fixed with the mounting panel, accomplishes monitoring device's fixed.

Drawings

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

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

FIG. 3 is a schematic top view of the heat dissipation device of the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 2 according to the present invention.

In the figure: 1. a monitoring device; 2. an installation mechanism; 201. mounting a plate; 202. mounting holes; 203. mounting a column; 204. a bearing table; 205. a card slot; 206. a limiting block; 207. a threaded rod; 208. a bolt; 3. a heat sink; 301. a mounting frame; 302. a threaded sleeve; 303. a condenser tube; 304. a heat dissipation plate; 305. a housing; 306. a fan; 307. a screw; 308. a first motor; 309. a second motor; 310. and (4) radiating holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a transformer core ground connection on-line monitoring device convenient to installation, includes monitoring devices 1, monitoring devices 1's bottom is provided with installation mechanism 2, monitoring devices 1's inside is provided with heat abstractor 3.

The heat dissipation device 3 comprises a mounting frame 301 and heat dissipation holes 310, the mounting frame 301 is fixedly connected to the top of the inner wall of the lower side of the monitoring device 1, the heat dissipation holes 310 are formed in the top of the monitoring device 1, the heat dissipation plate 304 is fixedly connected to the top of the mounting frame 301, a screw 307 is fixedly connected to the center of the top of the mounting frame 301, a threaded sleeve 302 is in threaded connection with the top of the screw 307, a housing 305 is fixedly connected to one end, away from the mounting frame 301, of the threaded sleeve 302, a fan 306 is fixedly connected to the inside of the housing 305, a fan 306 is fixedly connected to the top of the first motor 308, a second motor 309 is fixedly connected to the front of the screw 307, the screw 307 is driven to rotate by the second motor 309 through the screw 307 and the threaded sleeve 302, the threaded sleeve 302 can move up and down on the screw 307, the fan 306 is driven to move, and the application range of the fan 306 is larger, cooling down monitoring devices 1 that can be better, the top of heating panel 304 is provided with condenser pipe 303, and the quantity of condenser pipe 303 is two, two condenser pipe 303 uses fan 406 to install at the top of heating panel 304 as the central line symmetry, and condenser pipe 303 can reduce the temperature of heating panel 304, strengthens the effect of cooling, and condenser pipe 303 fixed mounting is in the intermediate layer department at the top of heating panel 304, through installing condenser pipe 303 in the intermediate layer, can make condenser pipe 303 keep fixed, and heating panel 304 plays the effect of support, mounting bracket 301 is provided with screw 307, the top of screw 307 is provided with thread bush 302, thread bush 302's top is provided with shell 305, the inside of shell 305 is provided with fan 306, the bottom of fan 306 is provided with first motor 308, the front of screw 307 is provided with second motor 309.

The installation mechanism 2 comprises an installation plate 201 and a bearing platform 204, the top of the installation plate 201 is provided with an installation hole 202, the bottom of the installation plate 201 is fixedly connected with an installation column 203, the top of the bearing platform 204 is provided with a clamping groove 205, the bottom of the threaded rod 207 is fixedly connected with a limiting block 206, the internal thread of the installation hole 202 is connected with a threaded rod 207, the number of the threaded rods 207 is two, the two threaded rods 207 are symmetrically distributed at the left side and the right side inside the bearing platform 204, one end of the outer surface of the threaded rod 207, which is close to the top, is connected with a bolt 208, the installation plate 201 and the bearing platform 204 are provided, meanwhile, the threaded rod 207 and the bolt 208 are connected, the stability can be ensured, only the installation column 203 and the clamping groove 205, the installation hole 202 and the threaded rod 207 need to be aligned, and then the bolt 208 is installed to be fixed, meanwhile, be provided with erection column 203 and draw-in groove 205, can strengthen fixed effect, make the device more stable, thereby avoid the device to rock and cause and empty.

When the transformer core grounding on-line monitoring device convenient to install is used, the installation hole 202 and the installation column 203 of the transformer core grounding on-line monitoring device convenient to install are respectively aligned to the threaded rod 207 and the clamping groove 205, the installation plate 201 is pressed downwards, the threaded rod 207 penetrates through the installation hole 202, the installation column 203 is clamped into the clamping groove 205, when the bottom surface of the installation plate 201 is contacted with the top of the bearing platform 204, the installation column 203 is completely clamped into the clamping groove 205, the bottom of the installation column 203 is contacted with the top of the clamping groove 205, then the bolt 208 is rotated to fix the installation plate 201, so that the installation and fixation of the monitoring device 1 can be completed, when the monitoring device 1 is used for a long time and the internal temperature is overhigh, the condensation pipe 303 is opened by opening a switch of the condensation pipe 303, the condensation pipe 303 cools the heat dissipation plate 304 and simultaneously generates cold air to reduce the temperature in the monitoring device 1, then the first motor 308 is started, the fan 306 is rotated, then the second motor 309 is started, the second motor 309 makes the screw 307 rotate, drives the threaded sleeve 302 to move up and down on the screw 307, enables the fan 306 to move up and down, blows out hot air in the monitoring device 1, enables the hot air in the monitoring device 1 to move up, and is discharged to the outside through the heat dissipation hole 310, so that the cooling effect is achieved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a transformer core ground connection on-line monitoring device convenient to installation, includes monitoring devices (1), its characterized in that: an installation mechanism (2) is arranged at the bottom of the monitoring device (1), and a heat dissipation device (3) is arranged inside the monitoring device (1);

the heat dissipation device (3) comprises a mounting rack (301) and heat dissipation holes (310), the top of the mounting rack (301) is connected with a heat dissipation plate (304), the top of the heat dissipation plate (304) is provided with a condensation pipe (303), the mounting rack (301) is provided with a screw rod (307), the top of the screw rod (307) is provided with a threaded sleeve (302), the top of the threaded sleeve is provided with a shell (305), the inside of the shell (305) is provided with a fan (306), the bottom of the fan (306) is provided with a first motor (308), and the front of the screw rod (307) is provided with a second motor (309).

2. The transformer core grounding on-line monitoring device convenient to install according to claim 1, characterized in that: the condensation pipe (303) is fixedly arranged at the interlayer of the top of the heat dissipation plate (304).

3. The transformer core grounding on-line monitoring device convenient to install according to claim 1, characterized in that: there is fixedly connected with screw rod (307) at the top center department of mounting bracket (301), the top threaded connection of screw rod (307) has thread bush (302), one end fixedly connected with shell (305) of keeping away from mounting bracket (301) of thread bush (302), the first motor of inside fixed connection (308) of shell (305), the top fixedly connected with fan (306) of first motor (308), the front of screw rod (307) is connected with second motor (309).

4. The transformer core grounding on-line monitoring device convenient to install according to claim 1, characterized in that: installation mechanism (2) are including mounting panel (201) and plummer (204), mounting hole (202) have been seted up at the top of mounting panel (201), the bottom of mounting panel (201) is connected with erection column (203), draw-in groove (205) have been seted up at the top of plummer (204), the internal thread of mounting hole (202) is connected with threaded rod (207), the one end threaded connection that the surface of threaded rod (207) is close to the top has bolt (208), the bottom of threaded rod (207) is connected with stopper (206).

5. The transformer core grounding on-line monitoring device convenient to install according to claim 4, wherein: the number of the threaded rods (207) is two, and the two threaded rods (207) are symmetrically distributed on the left side and the right side inside the bearing table (204).

6. The transformer core grounding on-line monitoring device convenient to install according to claim 1, characterized in that: the number of the condensation pipes (303) is two, and the two condensation pipes (303) are symmetrically arranged at the top of the heat dissipation plate (304) by taking the fan (306) as a center line.

7. The transformer core grounding on-line monitoring device convenient to install according to claim 1, characterized in that: mounting bracket (301) fixed connection is at the top of monitoring devices (1) downside inner wall, louvre (310) are seted up at the top of monitoring devices (1).