CN209544110U - A kind of oil-immersed transformer winding construction - Google Patents

Abstract

The utility model discloses a kind of oil-immersed transformer winding constructions, including iron core, the iron core is mounted in the mounting groove of iron core mounting base by alignment pin, copper sheet is installed on the iron core, winding coil is wound on the iron core, mounting post is installed on the iron core of the winding coil side, the inside of the mounting post is equipped with temperature sensor, the inside of the iron core mounting base is equipped with battery plate, data receiver chip is separately installed on the battery plate from left to right, motor and single-chip microcontroller, shaft one end of the output end installation of the motor is equipped with radiator fan, the winding coil is made of enameled wire and copper core.The utility model by being equipped with temperature sensor and radiator fan inside, to when winding operating temperature increases, temperature sensor can be quickly detected temperature, when reaching limit value, radiator fan work can be then driven effectively to radiate winding, fortuitous event is prevented, the service life of the winding construction has also been effectively ensured.

Description

A kind of oil-immersed transformer winding construction

Technical field

The utility model belongs to transformer winding field, and in particular to a kind of oil-immersed transformer winding construction.

Background technique

Transformer oil is the liquid of petroleum-type, there is a possibility that burning, and environmental protection aspect has disadvantage.But since transformer oil has There is function admirable and cheap, most of power transformer still uses transformer oil as insulation and cooling is situated between Matter, therefore there is oil-immersed transformer, there are some winding constructions in oil-immersed transformer.

Traditional winding construction is not equipped with temperature sensor in inside, since the resistance of winding causes to generate heat, thus Initiation temperature increases, and continuous high temperature cannot be effectively relieved, thus under cover some security risks, and can also reduce the winding The service life of structure, it is therefore desirable to certain improvement is carried out to it.

Utility model content

The purpose of this utility model is to provide a kind of oil-immersed transformer winding constructions, to solve in above-mentioned background technique The problem of proposition.

To achieve the above object, the utility model provides the following technical solutions: a kind of oil-immersed transformer winding construction, packet Iron core is included, the iron core is mounted in the mounting groove of iron core mounting base by alignment pin, and copper sheet, institute are equipped on the iron core It states and is wound with winding coil on iron core, mounting post, the inside peace of the mounting post are installed on the iron core of the winding coil side Equipped with temperature sensor, the inside of the iron core mounting base is equipped with battery plate, is separately installed with number from left to right on the battery plate According to chip, motor and single-chip microcontroller is received, shaft one end of the output end installation of the motor is equipped with radiator fan, the winding Coil is made of enameled wire and copper core, and the data receiver chip, motor and single-chip microcontroller are electrically connected with external power supply.

Preferably, installation part is installed on the copper sheet.

Preferably, the test side of the temperature sensor is located at the outer surface of mounting post.

Preferably, the top surface for iron core mounting base being located on the outside of the radiator fan is equipped with dust-proof mesh enclosure.

Preferably, the outer surface of copper core is arranged in the enameled wire.

Preferably, the iron core is in U shape.

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

1. by being equipped with temperature sensor and radiator fan in the winding construction, to be increased in winding operating temperature When, temperature sensor can be quickly detected temperature, when reaching limit value, then radiator fan work can be driven to have winding Effect heat dissipation, prevents fortuitous event, the service life of the winding construction has also been effectively ensured.

2. by being provided with enameled wire on winding coil, so that the heat resistance of the winding coil is effectively increased, resistance to spoke Penetrating property, oil resistivity and high mechanical strength, electric property are stablized, and chemical-resistance and freeze-resistant performance are good, and overload capacity is strong.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the overhead, partial cut-away view of the utility model iron core mounting base；

Fig. 3 is the partial sectional view of the utility model winding coil.

In figure: 1, copper sheet；2, iron core；3, installation part；4, temperature sensor；5, mounting post；6, winding coil；7, iron core is pacified Fill seat；8, dust-proof mesh enclosure；9, data receiver chip；10, battery plate；11, motor；12, radiator fan；13, single-chip microcontroller；14, it positions Pin shaft；15, enameled wire；16, copper core.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out clearly the technical solution in utility model embodiment Chu is fully described by, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole realities Apply example.Based on the embodiments of the present invention, those of ordinary skill in the art institute without making creative work The every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of oil-immersed transformer winding construction, including Iron core 2, iron core 2 are mounted in the mounting groove of iron core mounting base 7 by alignment pin 14, and copper sheet 1, iron core 2 are equipped on iron core 2 On be wound with winding coil 6, mounting post 5 is installed, the inside of mounting post 5 is equipped with temperature biography on 6 side iron core 2 of winding coil Sensor 4, the inside of iron core mounting base 7 are equipped with battery plate 10, be separately installed with from left to right on battery plate 10 data receiver chip 9, Shaft one end of motor 11 and single-chip microcontroller 13, the output end installation of motor 11 is equipped with radiator fan 12, by being equipped with temperature Sensor 4 and radiator fan 12, so that temperature sensor 4 can be quickly detected temperature when winding operating temperature increases, when reaching When to limit value, then the work of radiator fan 12 can be driven effectively to radiate winding, prevent fortuitous event, also effective guarantor The service life of the winding construction is demonstrate,proved, winding coil 6 is made of enameled wire 15 and copper core 16, data receiver chip 9, motor 11 And single-chip microcontroller 13 is electrically connected with external power supply, the model of data receiver chip 9 can be XC4366BL, the model of motor 11 It can be YS6312, the model of single-chip microcontroller 13 can be AT89S51.

Installation part 3 is installed, by being provided with installation part 3, convenient for the winding construction is efficiently mounted to transformation on copper sheet 1 In device, the test side of temperature sensor 4 is located at the outer surface of mounting post 5, so that temperature sensor 4 can effectively detect the winding knot The temperature of structure, the top surface that iron core mounting base 7 is located on the outside of radiator fan 12 is equipped with dust-proof mesh enclosure 8, by being equipped with Air Filter Cover 8 enters in the iron core mounting base 7 to effectively prevent extraneous dust, and the outer surface of copper core 16 is arranged in enameled wire 15, paint The material of envelope curve 15 can be the composite material of polyester-imide and polyamidoimide, by being provided with enameled wire 15, to have Effect improves the heat resistance of the winding coil 6, radiation resistance, oil resistivity and high mechanical strength, and electric property is stablized, chemical resistance Can be good with freeze-resistant performance, overload capacity is strong, and iron core 2 is in U shape, so that 2 two sides of iron core are mountable winding coil 6。

The working principle and process for using of the utility model: winding coil 6 is mounted on iron core 2, then the iron core 2 is led to It crosses installation part 3 to be mounted in transformer, in winding construction work, when electric current flows through winding, since the resistance of winding draws Fever is played, so that temperature increases, temperature sensor 4 can effectively detect temperature, and when temperature reaches calibration value, then single-chip microcontroller 13 can Motor 11 is controlled by the received data of data receiver chip 9 to open, so that radiator fan 12 rotates, which is carried out Effectively heat dissipation, enameled wire 15 effectively increase the oil resistivity of the winding coil 6.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of oil-immersed transformer winding construction, including iron core (2), it is characterised in that: the iron core (2) passes through alignment pin (14) it is mounted in the mounting groove of iron core mounting base (7), is equipped with copper sheet (1) on the iron core (2), twined on the iron core (2) Be wound with winding coil (6), be equipped with mounting post (5) on winding coil (6) the side iron core (2), the mounting post (5) it is interior Portion is equipped with temperature sensor (4), and the inside of the iron core mounting base (7) is equipped with battery plate (10), on the battery plate (10) from Left-to-right is separately installed with data receiver chip (9), motor (11) and single-chip microcontroller (13), the output end of the motor (11) and installs Shaft one end be equipped with radiator fan (12), the winding coil (6) is made of enameled wire (15) and copper core (16), the number It is electrically connected with external power supply according to chip (9), motor (11) and single-chip microcontroller (13) is received.

2. a kind of oil-immersed transformer winding construction according to claim 1, it is characterised in that: pacify on the copper sheet (1) Equipped with installation part (3).

3. a kind of oil-immersed transformer winding construction according to claim 1, it is characterised in that: the temperature sensor (4) test side is located at the outer surface of mounting post (5).

4. a kind of oil-immersed transformer winding construction according to claim 1, it is characterised in that: the radiator fan (12) The top surface that outside is located at iron core mounting base (7) is equipped with dust-proof mesh enclosure (8).

5. a kind of oil-immersed transformer winding construction according to claim 1, it is characterised in that: the enameled wire (15) sets Set the outer surface in copper core (16).

6. a kind of oil-immersed transformer winding construction according to claim 1, it is characterised in that: the iron core (2) is in U shape.