CN215299028U

CN215299028U - Intermediate frequency water-cooled transformer

Info

Publication number: CN215299028U
Application number: CN202121504694.4U
Authority: CN
Inventors: 吕迎锋; 罗锐
Original assignee: Sichuan Zhixiang Electric Appliance Co ltd
Current assignee: Sichuan Zhixiang Electric Appliance Co ltd
Priority date: 2021-07-02
Filing date: 2021-07-02
Publication date: 2021-12-24
Anticipated expiration: 2031-07-02

Abstract

The utility model discloses an intermediate frequency water-cooled transformer, which comprises an iron core, wherein a solenoid is wound on the iron core, the iron core is in a rectangular shape, and an iron core column for winding the solenoid is arranged in the middle of the iron core; a pipe groove is reserved around the iron core, a cooling pipe is installed in the pipe groove, and a water inlet and a water outlet are respectively formed in two ends of the cooling pipe; reserve the tube seat all around at the iron core to install the cooling tube in the tube seat, accomplish abundant contact with the iron core, play abundant radiating effect, improved the heat dispersion of transformer, the utility model discloses, simple structure, it is convenient to make.

Description

Intermediate frequency water-cooled transformer

Technical Field

The utility model relates to a technical field of transformer, concretely relates to intermediate frequency water-cooled transformer.

Background

The transformer is a device for changing alternating voltage by using the principle of electromagnetic induction, and main components are a primary coil, a secondary coil and an iron core (magnetic core); the main functions are voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization (magnetic saturation transformer) and the like. The transformer can be divided into a power transformer and a special transformer (an electric furnace transformer, a rectification transformer, a power frequency test transformer, a voltage regulator, a mining transformer, an audio transformer, a medium-frequency transformer, a high-frequency transformer, an impact transformer, an instrument transformer, an electronic transformer, a reactor, a mutual inductor and the like) according to the application.

The heat dispersion of transformer has decided the work efficiency of vary voltage to a great extent, and consequently current partial transformer adopts water-cooled mode, all realizes the heat dissipation cooling with the water-cooled tube winding on the iron core, but discovers in the use, and its iron core internal temperature still is very high, and inside heat dispersion is very poor, has reduced the efficiency of transformer to a great extent, increases its use risk more even.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the intermediate frequency water-cooled transformer is provided and solves the problems that the existing partial transformer adopts a water-cooled mode, the water-cooled tube is wound on the iron core to realize heat dissipation and cooling, the temperature inside the iron core is still very high, the heat dissipation performance inside the iron core is very poor, the efficiency of the transformer is greatly reduced, and the use risk of the transformer is even increased.

The technical scheme of the utility model as follows:

the medium-frequency water-cooled transformer comprises an iron core, wherein a coil is wound on the iron core, the iron core is rectangular, and an iron core column for winding the coil is arranged in the middle of the iron core; a pipe groove is reserved around the iron core, a cooling pipe is installed in the pipe groove, and a water inlet and a water outlet are formed in two ends of the cooling pipe respectively.

Furthermore, the upper end of the iron core is clamped and fixed through an upper jaw iron, and the lower end of the iron core is clamped and fixed through a lower jaw iron; the iron core is connected with a base located below the iron core through a lower jaw iron.

Further, a first cooling pipe is installed in a pipe groove above the iron core; and second cooling pipes are arranged in the pipe grooves below and on two sides of the iron core.

Further, the water inlet and the water outlet of the first cooling pipe are arranged above the iron core; and the water inlet and the water outlet of the second cooling pipe are respectively arranged at two sides of the iron core.

Furthermore, the coil is a third cooling pipe wound on the core column, and a water inlet and a water outlet of the third cooling pipe extend out of the core.

Further, a fourth cooling pipe is arranged around the coil.

Further, the fourth cooling pipe is arranged on the outer side of the coil in a U-shaped surrounding mode.

Further, a water inlet and a water outlet of the fourth cooling pipe are arranged at the front end of the iron core.

Furthermore, insulating pads are arranged on the upper jaw iron and the lower jaw iron, a wiring bar is installed on the insulating pads, and the fourth cooling pipe is fixed on the inner side of the wiring bar.

Further, a hanging ring is arranged above the upper jaw iron.

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

1. the medium-frequency water-cooled transformer comprises an iron core, wherein a coil is wound on the iron core, the iron core is rectangular, and an iron core column for winding the coil is arranged in the middle of the iron core; a pipe groove is reserved around the iron core, a cooling pipe is installed in the pipe groove, and a water inlet and a water outlet are respectively formed in two ends of the cooling pipe; the pipe groove is reserved around the iron core, the cooling pipe is installed in the pipe groove and fully contacts with the iron core, the effect of fully radiating is achieved, and the radiating performance of the transformer is improved.

2. A first cooling pipe is arranged in a pipe groove above an iron core; second cooling pipes are arranged in pipe grooves below and on two sides of the iron core, the coil is a third cooling pipe wound on the iron core column, and fourth cooling pipes are arranged around the coil; the heat dissipation performance of the transformer is fully improved by arranging the plurality of cooling pipes in different areas; the third cooling pipe wound on the iron core column is used as a coil, sufficient heat dissipation is achieved from the inside of the iron core, and the fourth cooling pipe is arranged around the coil, so that heat dissipation performance is further improved.

Drawings

FIG. 1 is a schematic structural diagram of an intermediate frequency water-cooled transformer;

FIG. 2 is a schematic structural diagram of the medium frequency water-cooled transformer with the wiring board removed;

fig. 3 is a schematic structural diagram of an iron core in an intermediate frequency water-cooled transformer.

Reference numerals: 11-iron core, 12-pipe groove, 13-first cooling pipe, 14-second cooling pipe, 15-third cooling pipe, 16-fourth cooling pipe, 17-wiring bar, 111-iron core column, 112-upper jaw iron, 113-lower jaw iron, 114-base, 115-insulating pad and 116-hoisting ring.

Detailed Description

It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.

The features and properties of the present invention will be described in further detail with reference to the following examples.

Example one

Referring to fig. 1-3, an intermediate frequency water-cooled transformer includes an iron core 11, where the iron core 11 is manufactured by a conventional manufacturing method, that is, the iron core 11 is formed by stacking a plurality of iron sheets; a coil is wound on the iron core 11, and a wiring point is arranged on the coil; the upper end of the iron core 11 is clamped and fixed through an upper jaw iron 112, and the lower end of the iron core 11 is clamped and fixed through a lower jaw iron 113; the upper jaw iron 112 and the lower jaw iron 113 are fixedly connected through a tie screw, and the iron core 11 is connected with a base 114 located below the iron core 11 through the lower jaw iron 113, and can be connected through bolts.

The iron core 11 is in a cuboid shape, and an iron core column 111 for winding a coil is arranged in the middle of the iron core 11; a pipe groove 12 is reserved around the iron core 11, a cooling pipe is installed in the pipe groove 12, and a water inlet and a water outlet are respectively arranged at two ends of the cooling pipe and are externally connected with a water pipe; the pipe groove 12 is reserved around the iron core 11, the cooling pipe is installed in the pipe groove 12 and fully contacts with the iron core 11, the effect of fully radiating is achieved, and the radiating performance of the transformer is improved.

Example two

Second embodiment is a further description of the first embodiment, the same components are not described again, please refer to fig. 1-3, a first cooling pipe 13 is installed in the pipe slot 12 above the iron core 11; second cooling pipes 14 are arranged in the pipe grooves 12 below and on two sides of the iron core 11, and a water inlet and a water outlet of the first cooling pipe 13 are arranged above the iron core 11; the water inlet and the water outlet of the second cooling pipe 14 are respectively arranged at two sides of the iron core 11; the coil is a third cooling pipe 15 wound on the iron core column 111, and a water inlet and a water outlet of the third cooling pipe 15 extend out of the iron core 11; a fourth cooling pipe 16 is arranged around the coil, the fourth cooling pipe 16 is arranged on the outer side of the coil in a U-shaped surrounding manner, and a water inlet and a water outlet of the fourth cooling pipe 16 are arranged at the front end of the iron core 11; the upper jaw iron 112 and the lower jaw iron 113 are provided with insulating pads 115, the wiring bar 17 is installed on the insulating pads 115, and the fourth cooling tube 16 is fixed inside the wiring bar 17, so that the fourth cooling tube 16 is fixed, and the electrical connection is realized.

The heat dissipation performance of the transformer is fully improved by arranging the plurality of cooling pipes in different areas; the third cooling pipe 15 wound around the core leg 111 serves as a coil to sufficiently dissipate heat from the inside of the core 11, and the fourth cooling pipe 16 is provided around the coil to further improve heat dissipation performance.

EXAMPLE III

In the third embodiment, the description of the first embodiment is further provided, and the same parts are not repeated herein, please refer to fig. 1 to 3, a lifting ring 116 is disposed above the upper jaw 112, so as to facilitate the lifting and moving of the transformer.

The above-mentioned embodiments only express the specific embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present application. It should be noted that, for those skilled in the art, without departing from the technical idea of the present application, several changes and modifications can be made, which are all within the protection scope of the present application.

Claims

1. The medium-frequency water-cooled transformer comprises an iron core (11), wherein a coil is wound on the iron core (11), and is characterized in that the iron core (11) is rectangular, and an iron core column (111) for winding the coil is arranged in the middle of the iron core (11); a pipe groove (12) is reserved around the iron core (11), a cooling pipe is installed in the pipe groove (12), and a water inlet and a water outlet are formed in two ends of the cooling pipe respectively.

2. The medium-frequency water-cooled transformer of claim 1, wherein the upper end of the iron core (11) is clamped and fixed by an upper jaw iron (112), and the lower end of the iron core (11) is clamped and fixed by a lower jaw iron (113); the iron core (11) is connected with a base (114) positioned below the iron core (11) through a lower jaw iron (113).

3. The medium-frequency water-cooled transformer of claim 2, wherein a first cooling pipe (13) is arranged in the pipe groove (12) above the iron core (11); and second cooling pipes (14) are arranged in the pipe grooves (12) below and on two sides of the iron core (11).

4. The medium-frequency water-cooled transformer according to claim 3, wherein the water inlet and the water outlet of the first cooling pipe (13) are arranged above the iron core (11); and the water inlet and the water outlet of the second cooling pipe (14) are respectively arranged at two sides of the iron core (11).

5. The medium-frequency water-cooled transformer according to claim 4, wherein the coil is a third cooling pipe (15) wound on the core limb (111), and a water inlet and a water outlet of the third cooling pipe (15) extend out of the core (11).

6. The medium frequency water-cooled transformer according to claim 5, characterized in that a fourth cooling pipe (16) is arranged around the coil.

7. The medium-frequency water-cooled transformer according to claim 6, wherein the fourth cooling pipe (16) is arranged around the outside of the coil in a U shape.

8. The medium frequency water-cooled transformer according to claim 7, wherein the water inlet and outlet of the fourth cooling pipe (16) are arranged at the front end of the iron core (11).

9. The medium-frequency water-cooled transformer according to claim 8, wherein the upper jaw iron (112) and the lower jaw iron (113) are provided with insulating pads (115), the wiring bar (17) is installed on the insulating pads (115), and the fourth cooling pipe (16) is fixed on the inner side of the wiring bar (17).

10. The medium-frequency water-cooled transformer according to claim 2, wherein a lifting ring (116) is arranged above the upper jaw iron (112).