CN206331880U - Transformer with automatic temperature control function - Google Patents

Abstract

The utility model discloses a transformer with automatic temperature control function, including chamber door, support footing and high-voltage terminal, support the footing setting in the bottom of insulating protection case, the inside top position department that is close to the support footing of insulating protection incasement is provided with the vary voltage oil tank, the right side below of vary voltage oil tank is provided with the ground wire terminal, the front surface intermediate position department of vary voltage oil tank is provided with temperature sensor, the right side of vary voltage oil column is provided with the low pressure line bank, the right side of low pressure line bank is provided with high-tension bushing. The temperature sensor is arranged, when the temperature reaches a set value, the temperature sensor transmits a signal to the Cortex M3 microprocessor, the Cortex M3 microprocessor processes the signal transmission AT89S52 controller, the AT89S52 controller controls the heat dissipation fan and the ventilation fan to work, the temperature inside the transformer is reduced, the transformer is prevented from being burnt due to overhigh temperature, the use is safer, the ground wire binding post is arranged, the electric leakage of the transformer is prevented, and safety accidents occur.

Description

Transformer with automatic temperature control function

technical field

The utility model belongs to the technical field of transformers, in particular to a transformer with an automatic temperature control function.

Background technique

The transformer is a device that uses the principle of electromagnetic induction to change the AC voltage. The main components are the primary coil, the secondary coil and the iron core (magnetic core). The main functions are: voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization (magnetic saturation transformer), etc. According to the use, it can be divided into: power transformers and special transformers (electric furnace transformers, rectifier transformers, power frequency test transformers, voltage regulators, mining transformers, audio transformers, intermediate frequency transformers, high frequency transformers, impact transformers, instrument transformers, electronic transformers , reactors, transformers, etc.).

Existing transformers have some defects during use, for example, there is no automatic temperature control function on the transformer, which causes the transformer to be easily damaged due to excessive temperature.

Utility model content

The purpose of this utility model is to provide a transformer with an automatic temperature control function, so as to solve the problem that the transformer is not equipped with an automatic temperature control function in the background technology, and the transformer is easily damaged due to excessive temperature.

In order to achieve the above purpose, the utility model provides the following technical solutions: a transformer with automatic temperature control function, including a box door, supporting feet and high-voltage terminals, the supporting feet are arranged at the bottom of the insulation protection box, and the insulation protection box A transformer oil tank is arranged on the inside close to the upper position of the supporting foot, and a ground wire terminal is arranged on the lower right side of the transformer oil tank, and a transformer shell is arranged on the outside of the transformer oil tank, and the front surface of the transformer oil tank A temperature sensor is arranged at the middle position, and a transformer oil column is arranged above the left side of the transformer oil tank. The right side of the high-voltage bushing is provided with a low-voltage bushing, the right side of the low-voltage bushing is provided with a gas relay, and the inside of the insulation protection box is provided with a cooling fan near the upper part of the transformer oil column. The right side of the cooling fan is provided with an AT89S52 controller, the right side of the AT89S52 controller is provided with a Cortex M3 microprocessor, the door is arranged on the right end of the insulation protection box, and the middle position on the right side of the door is set There is a door handle, and a ventilating fan is provided on the left side of the transformer shell close to the ground wire terminal, a high-voltage coil is provided above the ventilating fan, and a low-voltage coil is provided on the right side of the high-voltage coil, and An iron core is arranged above the high-voltage coil, a fixing bolt is arranged above the left side of the iron core, the high-voltage terminal is arranged above the right side of the low-voltage coil, and a lifting ring is arranged on the right side of the high-voltage terminal, the cooling fan, AT89S52 controller, Cortex M3 microprocessor, temperature sensor and ventilation fan are all electrically connected to external power supply.

Preferably, there are two heat dissipation fans in total, and the two heat dissipation fans are uniformly arranged above the inner wall of the insulation protection box.

Preferably, there are two supporting feet, and the two supporting feet are evenly arranged on the bottom of the insulating protection box.

Preferably, four suspension rings are provided in total, and the four suspension rings are evenly provided above the outer surface of the transformer casing.

Preferably, there are three high-voltage bushings in total, and the three high-voltage bushings are uniformly arranged above the transformer oil tank.

Compared with the prior art, the beneficial effects of the utility model are: the utility model has a scientific and reasonable structure, is safe and convenient to use, and is provided with a temperature sensor. When the temperature reaches a set value, the temperature sensor transmits a signal to the Cortex M3 microprocessor, The Cortex M3 microprocessor transmits the signal to the AT89S52 controller after processing. The AT89S52 controller controls the cooling fan and the ventilation fan to work, and cools down the inside of the transformer to prevent the transformer from being burned due to excessive temperature. It is safer to use and has a ground wire. Binding posts to prevent transformer leakage and safety accidents.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is a schematic diagram of the internal structure of the utility model.

In the figure: 1-insulation protection box, 2-cooling fan, 3-transformer oil column, 4-low voltage terminal block, 5-AT89S52 controller, 6-Cortex M3 microprocessor, 7-high voltage bushing, 8-low voltage Bushing, 9-gas relay, 10-box door, 11-door handle, 12-ground terminal, 13-support foot, 14-transformer oil tank, 15-temperature sensor, 16-transformer shell, 17-fix Bolt, 18-iron core, 19-high-voltage terminal, 20-hanging ring, 21-low-voltage coil, 22-ventilator fan, 23-high-voltage coil.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Fig. 1 and Fig. 2, the utility model provides a kind of technical proposal: the transformer with automatic temperature control function, comprises box door 10, support foot 13 and high voltage terminal 19, and support foot 13 is arranged on the insulation protection box 1 At the bottom, a transformer oil tank 14 is arranged inside the insulation protection box 1 close to the upper position of the support foot 13, and a ground wire terminal 12 is arranged on the lower right side of the transformer oil tank 14, and a transformer shell is arranged outside the transformer oil tank 14 16. A temperature sensor 15 is provided in the middle of the front surface of the transformer oil tank 14, and a transformer oil column 3 is provided on the upper left side of the transformer oil tank 14, and a low-voltage terminal block 4 is provided on the right side of the transformer oil column 3. The right side of the low-voltage terminal block 4 is provided with a high-voltage bushing 7, the right side of the high-voltage bushing 7 is provided with a low-voltage bushing 8, the right side of the low-voltage bushing 8 is provided with a gas relay 9, and the inside of the insulation protection box 1 is close to the transformer oil. A heat dissipation fan 2 is arranged above the column 3, an AT89S52 controller 5 is arranged on the right side of the heat dissipation fan 2, a Cortex M3 microprocessor 6 is arranged on the right side of the AT89S52 controller 5, and the box door 10 is arranged in an insulating protection box 1 The right end of the box door 10 is provided with a door handle 11 at the middle position on the right side of the box door 10. A ventilation fan 22 is provided at the left side of the transformer housing 16 close to the ground wire terminal 12, and a high-voltage line is provided above the ventilation fan 22. A low-voltage coil 21 is arranged on the right side of the high-voltage coil 23, and an iron core 18 is arranged above the high-voltage coil 23. A fixing bolt 17 is arranged on the upper left side of the iron core 18, and a high-voltage terminal 19 is arranged on the right side of the low-voltage coil 21. Above the side, and on the right side of the high-voltage terminal 19, there is a suspension ring 20, and the cooling fan 2, AT89S52 controller 5, Cortex M3 microprocessor 6, temperature sensor 15 and ventilation fan 22 are all electrically connected to the external power supply.

In order to make the heat dissipation effect of the transformer better, in this embodiment, preferably, there are two heat dissipation fans 2 in total, and the two heat dissipation fans 2 are uniformly arranged above the inner wall of the insulation protection box 1 .

In order to enable the transformer to be installed stably, in this embodiment, preferably, two supporting feet 13 are provided in total, and the two supporting feet 13 are evenly arranged on the bottom of the insulating protection box 1 .

In order to enable the transformer to be installed stably, in this embodiment, preferably, four suspension rings 20 are provided in total, and the four suspension rings 20 are evenly provided above the outer surface of the transformer casing 16 .

In order to make the transformer more convenient to use, in this embodiment, preferably, there are three high-voltage bushings 7 in total, and the three high-voltage bushings 7 are uniformly arranged above the transformer oil tank 14 .

The working principle and use process of the utility model: after the transformer with automatic temperature control function is installed, the low-voltage power supply line is connected to the low-voltage bushing 8 and the low-voltage wiring bar 4, and the low-voltage bushing 8 transmits low-voltage electricity to the In the low-voltage coil 21, when the low-voltage coil 21 is supplied with an AC low-voltage current, an AC magnetic flux is generated in the iron core 18, and a voltage is induced in the high-voltage coil 23, and the induced high-voltage electricity is transmitted to the high-voltage bushing through the high-voltage terminal 19 Inside 7, the high-voltage bushing 7 is connected to the high-voltage wire, and the electric energy is delivered to the place where it is needed. The temperature sensor 15 can detect the internal temperature of the transformer. When the temperature reaches the set value, the temperature sensor 15 transmits a signal to the Cortex M3 microprocessor 6 , the Cortex M3 microprocessor 6 transmits the signal to the AT89S52 controller 5 after processing, and the AT89S52 controller 5 controls the heat dissipation fan 2 and the ventilation fan 22 to work, to cool down the inside of the transformer, to prevent the transformer from being burned due to excessive temperature, and to use more Safety, the ground wire terminal 12 is set to prevent transformer leakage and safety accidents

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (5)

1. A transformer with an automatic temperature control function, including a box door (10), a supporting foot (13) and a high-voltage terminal (19), characterized in that: the supporting foot (13) is arranged in the insulating protection box (1) The bottom of the insulating protection box (1) is provided with a transformer oil tank (14) near the upper position of the support foot (13), and a ground wire terminal is provided at the lower right side of the transformer oil tank (14) (12), and the outside of the transformer oil tank (14) is provided with a transformer casing (16), the front surface middle position of the described transformer oil tank (14) is provided with a temperature sensor (15), and the transformer oil tank (14) A transformer oil column (3) is arranged on the upper left side of the transformer oil column (3), a low-voltage terminal block (4) is provided on the right side of the transformer oil column (3), and a high-voltage sleeve is provided on the right side of the low-voltage terminal block (4) pipe (7), the right side of the high voltage bushing (7) is provided with a low voltage bushing (8), the right side of the low voltage bushing (8) is provided with a gas relay (9), and the insulation protection box ( 1) A heat dissipation fan (2) is provided at the position close to the upper part of the transformer oil column (3), and the right side of the heat dissipation fan (2) is provided with an AT89S52 controller (5), and the AT89S52 controller (5) The right side is provided with CortexM3 microprocessor (6), and described box door (10) is arranged on the right end of insulation protection box (1), and the right middle position of box door (10) is provided with door handle (11) , the inside of the transformer casing (16) is provided with a ventilation fan (22) at the left side of the ground wire terminal (12), and a high-voltage coil (23) is provided above the ventilation fan (22), so The right side of the high-voltage coil (23) is provided with a low-voltage coil (21), and the top of the high-voltage coil (23) is provided with an iron core (18), and the upper left side of the iron core (18) is provided with a fixing bolt (17 ), the high-voltage terminal (19) is arranged on the upper right side of the low-voltage coil (21), and the right side of the high-voltage terminal (19) is provided with a suspension ring (20), the cooling fan (2), AT89S52 controller (5 ), a Cortex M3 microprocessor (6), a temperature sensor (15) and a ventilation fan (22) are all electrically connected to an external power supply. 2. The transformer with automatic temperature control function according to claim 1, characterized in that: there are two cooling fans (2) in total, and the two cooling fans (2) are evenly arranged in the insulating protection box (1 ) above the inner wall. 3. The transformer with automatic temperature control function according to claim 1, characterized in that: there are two supporting feet (13) in total, and the two supporting feet (13) are evenly arranged in the insulating protection box (1) at the bottom. 4. The transformer with automatic temperature control function according to claim 1, characterized in that: there are four lifting rings (20) in total, and the four lifting rings (20) are evenly arranged on the outside of the transformer casing (16) above. 5. The transformer with automatic temperature control function according to claim 1, characterized in that: there are three high-voltage bushings (7) in total, and the three high-voltage bushings (7) are evenly arranged in the transformer oil tank ( 14) Above.