KR102074679B1 - Transformer - Google Patents

Abstract

An invention of a transformer is disclosed. The transformer device of the present invention includes: a first body portion in which a first coil is wound and provided with a mounting groove, and a second body portion in which the second coil is wound and detachably provided in the mounting groove, and a first body portion and a second body. And a core member penetrating the body portion and provided in the first body portion.

Description

Transformers {TRANSFORMER}

The present invention relates to a transformer, and more particularly, to a transformer that can reduce the production cost by reducing the thickness of the first coil.

In general, a transformer is a component that converts electricity into a voltage required by various electrical appliances. Such transformers can be classified into transformers used for high-speed switching and transformers used in low frequency bands for industrial use. Both sides of the transformer device is provided with a connecting pin for moving the electricity, electricity is input or output through the connecting pin.

Background art of the present invention is disclosed in Korean Unexamined Patent Publication No. 2008-0031481 (2008.04.08 publication, title of the invention: a method for producing a transformer and a transformer).

An object of the present invention is to provide a transformer that can increase the distance between the first coil and the second coil to increase the leakage inductance, and to reduce the thickness of the first coil to reduce the production cost.

The transformer device according to the present invention includes: a first body portion in which a first coil is wound and provided with a mounting groove, a second body portion in which a second coil is wound and detachably provided in the mounting groove, and a first body portion and a first body. It characterized in that it comprises a core member which penetrates the body portion and is provided in the first body portion.

In addition, the first body portion, the first mounting portion is wound around the first coil, the mounting groove is provided on the inner side and the base portion is installed in a state spaced apart from the first mounting portion and the first mounting portion and the base portion, the core member is inside Characterized in that it comprises a body connecting portion having a hollow to be installed.

In addition, the first mounting portion, the first winding body member wound around the first coil, the first cover portion and the first cover portion connected to one side of the first winding body member to restrain the lateral movement of the core member; It is characterized in that it comprises a first support portion facing the other side of the first winding body member.

In addition, the first cover portion includes a plate-shaped first cover body connected to the first winding body member and a constraining protrusion protruding from the first cover body located on both sides of the core member to restrain the lateral movement of the core member. It features.

In addition, the first support portion is a constrained to restrain the movement of the first coil extending in the lateral direction from the plate-shaped first support body and the first support body connected to the first winding body member and extending to the outside of the first support body. It is characterized by including a projection.

In addition, the base portion, the mounting groove is provided on the inner side and the base body connected to the body connecting portion, and extending in the lateral direction of the base body and the first guide protrusion and the first guide protrusion is wound on the outside is fixed to the first It characterized in that it comprises a first connecting pin member to which the coil is connected.

In addition, the first guide projection, characterized in that it comprises a projection body extending in the direction opposite to the inlet of the mounting groove portion and the extension projection member extending to the lower side of the projection body.

In addition, the second body portion, the second winding body member is wound on the outside of the second coil body, the second cover portion and the second cover portion connected to one side of the second winding body member and the other side of the second winding body member It characterized in that it comprises a second support portion connected to.

In addition, the second body portion is connected to the side of the second cover portion, characterized in that it further comprises a safety distance securing unit for increasing the design safety distance of the first coil and the second coil.

In addition, the safety distance securing unit is characterized in that to form a concave safety groove.

In addition, the second support portion, the plate-shaped second support body facing the second cover portion and connected to the second winding body member, the second guide protrusion and the second guide protrusion extending in the lateral direction of the second support body It is fixed and characterized in that it comprises a second connecting pin member to which the second coil is connected.

In addition, the core member is installed in a shape surrounding one side of the first body portion and is symmetrical with the first core member and the first core member penetrating the first body portion and is installed in a shape surrounding the other side of the first body portion, and the first body portion and And a second core member penetrating the second body portion.

In the transformer according to the present invention, the gap between the first coil and the second coil increases in proportion to the length of the body connecting portion, thereby increasing the leakage inductance value of the transformer.

In addition, since the interval between the first coil and the second coil is increased, heat generation of the first coil and the second coil is more easily performed, thereby improving durability of the product.

In addition, since the length of the body connecting portion is increased, the production cost can be reduced because the thickness of the secondary coil of the transformer device wound on the first winding body member is reduced.

1 and 2 are a front view showing the structure of the transformer device according to an embodiment of the present invention.
3 is a side view of a transformer according to an embodiment of the present invention.
Figure 4 is a perspective view showing a transformer according to an embodiment of the present invention.
Figure 5 is a perspective view showing a state in which the second body portion is separated in the transformer device according to an embodiment of the present invention.
6 is an exploded perspective view of a transformer according to an embodiment of the present invention.
7 and 8 are a perspective view showing a first body portion according to an embodiment of the present invention.
9 is a front view showing a state in which the first coil is installed in the first body portion according to an embodiment of the present invention.
10 is a bottom view showing a state in which a first coil is installed in a first body part according to an embodiment of the present invention.
11 is a perspective view illustrating a state in which a first body part is separated from a coil winding apparatus according to an embodiment of the present invention.

Hereinafter, a transformer device according to an embodiment of the present invention will be described with reference to the accompanying drawings. In this process, the thickness of the lines or the size of the components shown in the drawings may be exaggerated for clarity and convenience of description.

In addition, terms to be described later are terms defined in consideration of functions in the present invention, which may vary according to a user's or operator's intention or custom. Therefore, the definitions of these terms should be made based on the contents throughout the specification.

1 and 2 are front views showing the structure of the transformer device 1 according to an embodiment of the present invention. As shown in Fig. 1 and 2, the transformer device 1 according to an embodiment of the present invention, the first body portion 20, the first coil 10 is wound and provided with a mounting groove 44 The second coil 15 is wound and penetrates through the second body part 60 and the first body part 20 and the second body part 60 which are detachably provided in the mounting groove 44. It includes a core member 70 provided in the body portion 20.

Figure 3 is a side view of the transformer device 1 according to an embodiment of the present invention, Figure 4 is a perspective view showing a transformer device 1 according to an embodiment of the present invention, Figure 5 is an embodiment of the present invention A perspective view illustrating a state in which the second body part 60 is separated from the transformer device 1 according to the example. 3 to 5, the first body part 20 may be formed in various shapes within a technical concept in which the first coil 10 is wound and the mounting groove 44 is provided. In the first body part 20 according to the embodiment of the present invention, the first mounting part 30 to which the first coil 10 is wound, and the mounting groove part 44 are provided inside, and the first mounting part 30 is provided. The base portion 40 and the first mounting portion 30 and the base portion 40 are installed to be spaced apart from each other and includes a body connecting portion 50 on which the core member 70 is installed.

A winding of the first coil 10 is made inside the first mounting part 30, and the first coil 10 is installed to be spaced apart from the base part 40 by a predetermined distance. The first mounting part 30 and the base part 40 are connected by the body connecting part 50, and the second body part 60 on which the second coil 15 is wound is slidably attached to the inner side of the base part 40. It is possible to install.

In the second body part 60 according to an embodiment of the present invention, the primary coil of the transformer device 1 is installed, and the secondary coil of the transformer device 1 is installed in the first body part 20. For convenience of description, the primary coil of the transformer device 1 is referred to as a second coil 15, and the secondary coil of the transformer device 1 is referred to as a first coil 10.

Figure 6 is an exploded perspective view of the transformer device 1 according to an embodiment of the present invention, Figure 7 and Figure 8 is a perspective view showing a first body portion 20 according to an embodiment of the present invention. 6 to 8, the first mounting portion 30 according to an embodiment of the present invention is the first winding body member 32, the first cover portion 34 and the first support portion 37 Include.

The first winding body member 32 has a cylindrical shape extending in the vertical direction (based on FIG. 7), and the first coil 10 is wound outside. The inside of the first winding body is provided with a hollow through which the core member 70 passes.

The first cover part 34 is connected to one side of the first winding body member 32 (upper reference in FIG. 7), and can be deformed into various shapes within the technical concept of restraining the lateral movement of the core member 70. . The first cover part 34 according to an embodiment protrudes from the plate-shaped first cover body 35 and the first cover body 35 connected to the first winding body member 32, and the core member 70. Constraints (36) for restraining the lateral movement of the). The plate-shaped first cover body 35 installed in the direction crossing the first winding body member 32 has a first coil 10 installed on the first winding body member 32. Constrain the movement in one direction of).

The restraining protrusions 36 provided on both sides of the first cover part 34 protrude upward from the first cover part 34. Since the restraint protrusions 36 are positioned at both sides of the core member 70 installed in the first cover portion 34, the core member 70 is caught by the restraint protrusions 36 to restrain the lateral movement.

The first support part 37 may be formed in various shapes within a technical concept facing the first cover part 34 and connected to the other side (lower reference of FIG. 7) of the first winding body member 32. The first support part 37 according to an embodiment includes a first support body 38 and a restraining protrusion 39.

The first supporting body 38 has a plate shape connected to the other side of the first winding body member 32, and the first coil 10 installed on the first winding body member 32 includes the first winding body member 32. Constrain the movement in the other direction of. The first support body 38, the first winding body member 32, and the first cover part 34 are integrally formed and molded of an insulator material through which electricity does not pass.

The restraining protrusion 39 has a protrusion shape that protrudes laterally from the first support body 38, and the first coil 10 extending outwardly of the first support body 38 includes the first support body 38 of the first support body 38. Constrain the movement along the edge. The restraint protrusion 39 is installed in a direction opposite to the inlet direction of the mounting groove 44 provided in the base part 40. The restriction protrusion 39 is provided in plurality, and protrudes laterally from the end of the first support body (38).

The base portion 40 has various shapes within the technical concept in which the mounting groove 44 is provided inside, and the second body 60 having the second coil 15 installed therein is detachably installed in the mounting groove 44. Can be formed. The base part 40 according to an embodiment includes a base body 42, a first guide protrusion 46, and a first connecting pin member 49.

The inner side of the base body 42 is provided with a mounting groove 44 for detaching the second body portion 60, the upper side of the base body 42 is connected to the body connecting portion 50. The base body 42 has a closed shape except for the portion connected to the inlet of the mounting groove 44 and the hollow portion 52 of the body connecting portion 50. Therefore, the design safety distance A between the second coil 15 located inside the mounting groove 44 and the first coil 10 located in the first mounting portion 30 is a path through the inlet of the mounting groove 44. Since the design is made of only the design safety distance (A) is increased.

Body connecting portion 50 is a member for connecting the first mounting portion 30 and the base portion 40, between the first coil 10 and the second coil 15 by the vertical length of the body connecting portion 50 The distance is changed. Body connecting portion 50 according to an embodiment is a columnar shape having a hollow portion 52, and connects the first support body 38 and the base body 42.

9 is a front view showing a state in which the first coil 10 is installed in the first body portion 20 according to an embodiment of the present invention, Figure 10 is a first body portion (in accordance with an embodiment of the present invention) 20 is a bottom view showing a state in which the first coil 10 is installed. 9 and 10, the first guide protrusion 46 extends in the lateral direction of the base body 42, and the first coil 10 is wound on the outside thereof. The first connecting pin member 49 has a metallic pin shape fixed to the first guide protrusion 46, and the first coil 10 is connected thereto.

The first guide protrusion 46 according to an embodiment includes a protrusion body 47 and an extension protrusion member 48. The protruding body 47 extends in a direction opposite to the inlet of the mounting groove 44. The protruding body 47 protrudes in the same direction in which the restricting protrusion 39 protrudes.

Extension projection member 48 is a projection shape extending to the lower side of the projection body 47. The first coil 10 extends to the lower side of the protrusion body 47 and is then wound around the side of the extension protrusion member 48 and connected to the first connecting pin member 49. Therefore, when the first coil connected to the first connecting pin member 49 tries to move laterally, the movement is constrained by the extension protrusion member 48, so that the first coil 10 is connected to the first connecting pin member 49. The structure connected to can be made more stable.

The protruding body 47 extends in the lateral direction of the base body 42, and the protruding member 48 extends downward from the end of the protruding body 47. Then, the movement of the first coil 10 wound on the first mounting part 30 to the neighboring first coil 10 by the restriction protrusion 39 connected to the first support body 38 is blocked. In addition, since the first coil 10 passing through the constraining protrusion 39 extends to the lower side of the protruding body 47, part of the side of the extension protruding member 48 is wound and connected to the first connecting pin member 49. The first coil 10 connected to the first connecting pin member 49 is prevented from being separated from the protrusion body 47 to prevent short. That is, the first coil 10 is wound around the first guide protrusion 46, which is a stepped structure, to prevent a short, and at the time of soldering of the first coil 10 and the first connecting pin member 49. You can also prevent lead from getting more than you need.

As shown in FIG. 1 and FIG. 6, the second body part 60 may have various shapes within a technical concept in which the second coil 15 is wound and is detachably installed in the mounting groove 44. The second body part 60 according to the exemplary embodiment includes a second winding body member 61, a second cover part 62, a second support part 63, and a safety distance securing part 67.

The second winding body member 61 has a cylindrical shape extending in the vertical direction and the second coil 15 is wound on the outside. The inside of the second winding body member 61 is formed with a hollow in the vertical direction, and is connected to the hollow portion 52 of the body connecting portion 50.

The second cover part 62 has a plate shape connected to one side (the upper reference side in FIG. 6) of the second winding body member 61. The second support portion 63 faces the second cover portion 62 and is connected to the other side of the second winding body member 61 (lower side in FIG. 6). The second support part 63 according to an embodiment includes a plate-shaped second support body 64 facing the second cover part 62 and connected to the second winding body member 61, and a second support body. The second guide protrusion 65 extending in the lateral direction of the 64 and the second connecting pin member 66 is fixed to the second guide protrusion 65 and the second coil 15 is connected.

The plate-shaped second cover portion 62 and the second support body 64 are installed in parallel with the second winding body member 61 therebetween, and the direction in which the inlet of the mounting groove 44 is installed (based on FIG. 6). The second guide protrusion 65 protrudes toward the right side). The second guide protrusion 65 has the same number as the number of the second connecting pin members 66 and extends in the horizontal direction at the end of the second support body 64. On the other hand, since the second coil 15 wound on the outer side of the second winding body member 61 is located between the second cover portion 62 and the second supporting portion 63, the outer side of the second winding body member 61 is not included. The second coil 15 may be stably wound.

The safety distance securing unit 67 is connected to the lateral direction of the second cover part 62 and has various shapes within the technical concept of increasing the design safety distance A of the first coil 10 and the second coil 15. It can be formed as. The design safety distance A between the first coil 10 and the second coil 15 moves along the side surfaces of the first body portion 20 and the second body portion 60 in the first coil 10. To say the shortest distance to the second coil (15). This design safety distance (A) is an essential element in the design of the transformer (1), it is designed to design so that the design safety distance (A) of the first coil 10 and the second coil 15 is more than the set distance. It is important.

As shown in FIG. 3, the design safety distance A of the first coil 10 wound on the first body part 20 and the second coil 15 wound on the second body part 60 is measured. In this case, the shortest distance between the first coil 10 and the second coil 15 is measured by measuring the distance along the side surfaces of the first body part 20 and the second body part 60. In the transformer device 1 according to the embodiment of the present invention, one side (the left side of FIG. 3) of the second coil 15 inserted into the first body 20 is the side of the first body 20. Since it is blocked by, it is excluded from the design safety distance A of the first coil 10 and the second coil 15. The shortest safety distance is the design safety distance A between the second coil 15 located at the inlet side (right side of FIG. 3) of the first body part 20 and the first coil 10 installed adjacent thereto. Therefore, it is measured to determine whether the design safety distance (A) is satisfied. That is, when the shortest safety distance between the first coil 10 and the second coil 15 is set as the design safety distance A, the design safety distance A is the first supporting body 38 in the first coil 10. After forming a path of the shape surrounding the end of the other side (right side of FIG. 3) of the first support body 38 along the upper surface of the) along the outer side of the body connecting portion 50 and the upper side of the second cover portion 62 Is extended. The design safety distance A extending along the upper side of the second cover portion 62 is moved along the outer surface of the safety distance securing portion 67 formed in the second cover portion 62 and then the second cover portion 62. As an imaginary line extending along the lower surface of the up to the second coil 15, It is the shortest safety distance between the first coil 10 and the second coil 15. As described above, the design safety distance A of the first coil 10 and the second coil 15 is an imaginary line along the surface of the members positioned between the first coil 10 and the second coil 15. When is extended, the shortest distance of the virtual line is made into the measured value of the design safety distance (A).

The safety distance securing unit 67 is installed on at least one of the first body part 20 and the second body part 60, and the design safety distance A of the first coil 10 and the second coil 15. To increase. Safety distance securing unit 67 according to an embodiment is formed in the second body portion 60 and protrudes out of the second cover portion 62 between the first coil 10 and the second coil 15 Increase the design safety distance (A).

The safety distance securing unit 67 may have a protrusion shape protruding to the outside of the second cover part 62, or a groove shape concave to the inside of the second cover part 62. The groove portion may be mixed.

Safety distance secured portion 67 according to an embodiment, a plurality of protrusions extending in the width direction of the second cover portion 62 is connected to the second cover portion 62, the concave shape between the projections and the projections safety The groove 68 is provided. The number of safety grooves 68 is set in consideration of the design safety distance A of the first coil 10 and the second coil 15. For example, if the number of the safety grooves 68 is increased to increase the design safety distance A of the first coil 10 and the second coil 15, the outer surface of the safety distance securing unit 67 is increased. Since the design safety distance A of the first coil 10 and the second coil 15 to be measured is increased, the design freedom of the transformer 1 is increased. In addition, the design safety distance (A) can be adjusted by adjusting the vertical length of the body connecting portion (50).

As shown in FIG. 4, the core member 70 penetrates the first body portion 20 and the second body portion 60 and is installed outside the first body portion 20. The core member 70 according to an embodiment includes a first core member 71 and a second core member 75. The first core member 71 and the second core member 75 are formed of ferrite and used as a magnetic core of the transformer device 1. Manganese-zinc ferrite may be used as a material of the first core member 71 and the second core member 75 for low frequency, and the first core member 71 and the second core member 75 for high frequency may be used. Copper-zinc or nickel-zinc ferrite may be used as the material.

The first core member 71 is installed in a shape surrounding one side of the first body part 20 (the upper side of FIG. 4), and the technology of penetrating the first body part 20 in which the first coil 10 is wound It can be formed in various shapes within the idea. The first core member 71 according to an embodiment protrudes from the first core body 72 and the first core body 72, which is in contact with one side of the first body part 20, and the first body part 20. And are located on both sides of the first core protrusion 73 and the first core protrusion 73 extending in the vertical direction and penetrating the inner side of the first winding body member 32 of the first core body 72. It extends to include a first side protrusion 74 facing the side of the first body portion 20.

The second core member 75 is installed in a shape facing the first core member 71 and surrounding the other side (the lower side of FIG. 4) of the first body part 20, and the second coil 15 is wound around the second core member 75. The winding body member 61 may be formed in various shapes within the technical concept. The second core member 75 according to the exemplary embodiment may protrude from the second core body 76 and the second core body 76 in contact with the other side of the first body part 20, and the base body 42 may be separated from each other. The first core member 71 is disposed on both sides of the second core protrusion 77 and the second core protrusion 77 extending through the second winding body member 61 and extending in the vertical direction. It includes a second side protrusion (78) extending toward the side facing the side of the first body portion (20).

The first core member 71 is positioned above the first body portion 20 with the first body portion 20 interposed therebetween, and the second core member 75 is positioned below the first body portion 20. Located. The first core member 71 and the second core member 75 are installed to face each other with the first body portion 20 therebetween. The first core member 71 and the second core member 75 according to an embodiment are installed in a shape corresponding to each other.

11 is a perspective view illustrating a state in which the first body portion 20 is separated from the coil winding device 80 according to an embodiment of the present invention. As shown in FIG. 11, a motor is provided inside the coil winding device 80, and a rotating body 82 that is rotated is installed on a front surface of the rotating body 82. Both sides of the rotating body portion 82 is provided with a flat portion (84). And the cylindrical rotating core 86 protruding from the rotating body portion 82 is connected to the hole provided in the body of the first body portion 20. Therefore, when the first body portion 20 for winding the first coil 10 is mounted on the rotary body portion 82, an end portion of the rotary body portion 82 is in contact with the first cover body 35, and the first cover portion 35 contacts the first cover body 35. Since the restraining protrusion 36 protruding from the cover body 35 is in contact with the flat portion 84, the rotation of the rotating body 82 and the first body 20 are synchronized.

Hereinafter, with reference to the accompanying drawings will be described in detail the assembly and the operating state of the transformer device 1 according to an embodiment of the present invention.

As shown in FIG. 11, the first body portion 20 is rotated by rotating the rotary body portion 82 while the first body portion 20 is connected to the rotary body portion 82 of the coil winding device 80. Winding the first coil 10 on the outside of the. As shown in FIG. 3, the second coil 15 is wound around the second body part 60.

As shown in FIG. 9 and FIG. 10, the first coil 10 may not be in contact with the neighboring first coil 10 by the restraining protrusion 39, and thus may prevent a short circuit from occurring. . That is, a part of the first coil 10 wound on the first winding body member 32 extends toward the first guide protrusion 46 through a space formed between the restraint protrusion 39 and the restraint protrusion 39. In this case, the first coils 10 separated by the restricting protrusion 39 do not contact each other, thereby preventing occurrence of a short.

The first coil 10 is connected to the first connecting pin member 49 in a state in which the first coil 10 extends through an end of the first support body 38 connected to the restraining protrusion 39 and then wound around the first guide protrusion 46. Therefore, the first coil 10 connected to the first connecting pin member 49 is moved to the adjacent first connecting pin member 49 or the first coil 10 to prevent the occurrence of a short second.

In the state where the second body portion 60 on which the second coil 15 is mounted is inserted into the mounting groove 44 of the base portion 40, the core member 70 is located outside the first mounting portion 30. Install it. At this time, the first core protrusion 73 of the first core member 71 is installed to penetrate the first winding body and the body connecting portion 50 of the first mounting portion 30, and the second of the second core member 75 is installed. The core protrusion 77 penetrates the base portion 40 and the second winding body in the vertical direction. Therefore, the second body part 60 is restrained from being moved to the outside of the base part 40 by being caught by the second core protrusion 77.

The distance between the first coil 10 and the second coil 15 increases or decreases in proportion to the vertical length of the body connecting portion 50. When the distance between the first coil 10 and the second coil 15 is increased in proportion to the vertical length of the body connecting portion 50, the heat generation is easier than in the prior art to improve the temperature characteristics of the transformer device (1) Can be. Therefore, it is possible to reduce the thickness of the secondary coil of the transformer 1 as compared to the prior art can also reduce the production cost. That is, the space between the first coil 10 and the second coil 15 is secured by the installation of the body connecting part 50, thereby increasing the leakage inductance value of the transformer device 1 and improving the temperature characteristics.

And the design safety distance (A) of the first coil 10 and the second coil 15, the second body portion 60 and the safety distance securing portion 67 that is detachable in a sliding manner with the body connecting portion 50. This allows you to adjust as needed to increase design freedom.

Although the present invention has been described with reference to the embodiments shown in the drawings, this is merely exemplary, and it will be understood by those skilled in the art that various modifications and equivalent other embodiments are possible. will be. Therefore, the true technical protection scope of the present invention will be defined by the claims below.

1: Transformer 10: First coil 15: Second coil
20: first body portion 30: first mounting portion 32: first winding body member 34: first cover portion 35: first cover body 36: restraint protrusion 37: first support portion 38: first support body 39: restraint protrusion 40 : Base portion 42: Base body 44: Mounting groove 46: First guide projection 47 47: Projection body 48: Extension protrusion member 49: First connecting pin member 50: Body connecting portion 52: Hollow portion
60: second body portion 61: second winding body member 62: second cover portion 63: second support portion 64: second support body 65: second guide protrusion 66: second connecting pin member 67: safety distance securing portion 68 : Safety groove A: Design safety distance
70: core member 71: first core member 72: first core body 73: first core protrusion 74: first side protrusion 75: second core member 76: second core body 77: second core protrusion 78: second Side projection
80: coil winding device 82: rotating body portion 84: plane portion 86: rotating core

Claims (12)

A first body part of which a first coil is wound and having a mounting groove part;
A second body part of which a second coil is wound and detachably provided in the mounting groove part; And
And a core member penetrating the first body portion and the second body portion and provided in the first body portion.
The first body portion may include a first mounting portion to which the first coil is wound;
A base part provided at an inner side of the mounting groove part and spaced apart from the first mounting part, and having a base body provided at the inner side of the mounting groove part; And
And a body connection part connecting the first mounting part and the base part and having a hollow part in which the core member is installed.
The distance between the first coil and the second coil is increased or decreased in proportion to the length of the body connecting portion,
The first mounting portion,
A first winding body member on which the first coil is wound on the outside;
A first cover part connected to one side of the first winding body member to restrain the lateral movement of the core member; And
And a first support part facing the first cover part and connected to the other side of the first winding body member.
And the first support part includes a plate-shaped first support body connected to the first winding body member.
The body connecting portion is a transformer device characterized in that the cylindrical insert is inserted between the lower end of the first support body and the upper end of the base body.
delete delete The method of claim 1, wherein the first cover portion,
A plate-shaped first cover body connected to the first winding body member; And
And a restraining protrusion protruding from the first cover body positioned at both sides of the core member to restrain the lateral movement of the core member.
The method of claim 1, wherein the first support portion,
And a restraining protrusion protruding laterally from the first supporting body and restraining the movement of the first coil extending outwardly of the first supporting body.
The method of claim 1, wherein the base portion,
A first guide protrusion extending in a lateral direction of the base body and having the first coil wound on an outer side thereof; And
And a first connection pin member fixed to the first guide protrusion and connected to the first coil.
The base body is a transformer device, characterized in that connected to the body connecting portion.
The method of claim 6, wherein the first guide protrusion,
A projection body extending in a direction opposite to the inlet of the mounting groove; And
And a protruding member extending toward the lower side of the protruding body.
The method of claim 1, wherein the second body portion,
A second winding body member in which the second coil is wound on the outside;
A second cover part connected to one side of the second winding body member; And
And a second support part facing the second cover part and connected to the other side of the second winding body member.
The method of claim 8, wherein the second body portion,
And a safety distance securing unit connected to the second cover part in a lateral direction and increasing a design safety distance between the first coil and the second coil.
The method of claim 9,
The transformer for securing the safety distance, characterized in that to form a concave safety groove.
The method of claim 8, wherein the second support portion,
A plate-shaped second support body facing the second cover part and connected to the second winding body member;
A second guide protrusion extending in a lateral direction of the second support body; And
And a second connecting pin member fixed to the second guide protrusion and connected to the second coil.
The method of claim 1, wherein the core member,
A first core member installed to surround one side of the first body part and penetrating the first body part; And
And a second core member symmetrical to the first core member to surround the other side of the first body portion, and penetrating through the first body portion and the second body portion.

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