KR101133585B1 - Transformer and method for manufacturing thereof - Google Patents

Abstract

The present invention is a bobbin; A primary winding unit provided at an upper side of the bobbin to supply a power signal through the wound coil; A first insulating part surrounding the upper one side of the bobbin and the primary winding part to insulate the primary winding part; A secondary winding unit provided on the other upper side of the bobbin to transform a power signal through the wound coil; A second insulating part surrounding the upper other side of the bobbin and the secondary winding part to insulate the secondary winding part; And a core provided on an upper portion of the first insulation portion and the second insulation portion and inserted into a bobbin to form a magnetic field.
In addition, the present invention comprises a bobbin preparation step of preparing a bobbin; Forming a primary winding unit to wind a coil on an upper side of the bobbin to supply a power signal; Forming a first insulation to surround the upper one side of the bobbin and the primary winding and to form a first insulation to insulate the primary winding; Forming a secondary winding unit by winding a coil on the other upper side of the bobbin to form a secondary winding unit to transform a power signal; A second insulator forming step of forming a second insulator to insulate the second winding part from the upper other side of the bobbin and the second winding part; And a core forming step of forming a core so as to be formed on the first insulating part and the second insulating part and inserted into a bobbin to form a magnetic field.

Description

Transformer and its manufacturing method

Embodiments relate to a transformer and a method of manufacturing the same.

In general, the LCD inverter is divided into a DC / DC (direct current / direct current) conversion unit, a DC / AC (direct current / AC) conversion unit.

DC / DC (DC / DC) converter generates DC voltage and modulates amplitude to modulate the brightness. DC / AC (DC / DC) converter boosts DC voltage to AC voltage by a transformer to turn on the lamp. In order to maintain the proper voltage.

In recent years, researches on improved transformers have been continuously conducted to suppress the increase in manufacturing costs while improving the insulation efficiency of transformers and to reduce the efficiency of transformer transformers and the noise generated during transformer transformers.

The transformer and its manufacturing method according to the embodiment can suppress the increase in the manufacturing cost of the transformer while improving the efficiency of the transformer insulation.

In addition, the transformer and the method of manufacturing the same according to the embodiment can transform other power signals, thereby improving the efficiency of the transformer.

In addition, the transformer and the method of manufacturing the same according to the embodiment can reduce the noise generated during the transformation.

Transformer according to the embodiment is a bobbin; A primary winding unit provided at an upper side of the bobbin to supply a power signal through the wound coil; A first insulating part surrounding the upper one side of the bobbin and the primary winding part to insulate the primary winding part; A secondary winding unit provided on the other upper side of the bobbin to transform a power signal through the wound coil; A second insulating part surrounding the upper other side of the bobbin and the secondary winding part to insulate the secondary winding part; And a core provided on the first insulator and the second insulator and fitted to the bobbin to form a magnetic field.

In addition, the transformer according to the embodiment is a bobbin; A primary winding unit provided at an upper side of the bobbin to supply a power signal through the wound coil; A first insulating part surrounding the upper one side of the bobbin and the primary winding part to insulate the primary winding part; A secondary winding unit provided on the other upper side of the bobbin to transform a power signal through the wound coil; A second insulator which insulates the secondary winding part from the upper other side of the bobbin and the secondary winding part; Another primary side winding portion provided on top of the first insulation portion to supply another power signal through the wound coil; A third insulator which insulates the other primary side winding part from the upper side of the bobbin, the upper side of the first insulation part, and the other primary side winding part; Another secondary side winding portion provided on top of the second insulation portion to transform another power signal through the wound coil; A fourth insulator which insulates the other secondary side winding part by wrapping the upper part of the bobbin on the other side and the upper side of the second insulated part and the other secondary side winding part; And a core provided on the third insulation portion and the fourth insulation portion and fitted to the bobbin to form a magnetic field.

In addition, the method of manufacturing a transformer according to the embodiment comprises a bobbin preparation step of preparing a bobbin; Forming a primary winding unit to wind a coil on an upper side of the bobbin to supply a power signal; Forming a first insulation to surround the upper one side of the bobbin and the primary winding and to form a first insulation to insulate the primary winding; Forming a secondary winding unit by winding a coil on the other upper side of the bobbin to form a secondary winding unit to transform a power signal; A second insulator forming step of forming a second insulator to insulate the second winding part from the upper other side of the bobbin and the second winding part; And a core forming step of forming a core so as to be provided on top of the first insulating portion and the second insulating portion and to be inserted into the bobbin to form a magnetic field.

In addition, the method of manufacturing a transformer according to the embodiment comprises a bobbin preparation step of preparing a bobbin; Forming a primary winding unit to wind a coil on an upper side of the bobbin to supply a power signal; Forming a first insulation to surround the upper one side of the bobbin and the primary winding and to form a first insulation to insulate the primary winding; Forming a secondary winding unit by winding a coil on the other upper side of the bobbin to form a secondary winding unit to transform a power signal; A second insulator forming step of forming a second insulator so as to insulate the upper windings of the bobbin and the secondary windings to insulate the secondary windings; Forming another primary winding to wind another coil on top of the first insulation to form another primary winding to supply another power signal; A third insulator forming step of forming a third insulator to surround the other upper side of the bobbin, the upper side of the first insulator, and the other primary side winding part; Forming another secondary winding to wind another coil on top of the second insulation to form another secondary winding to transform another power signal; A fourth insulator forming step of forming a fourth insulator to surround the other upper side of the bobbin, the upper side of the second insulator and the other secondary side winding part, and to insulate the other secondary side winding part; And a core forming step of providing a core on the third insulating portion and the fourth insulating portion, and forming a core to be inserted into a bobbin to form a magnetic field.

The transformer and its manufacturing method according to the embodiment have the effect of suppressing the increase in the manufacturing cost of the transformer while improving the efficiency of the transformer insulation.

In addition, the transformer and the method of manufacturing the same according to the embodiment can transform other power signals, so that there is another effect of improving the efficiency of the transformer.

In addition, the transformer and the method of manufacturing the same according to the embodiment has another effect of reducing the noise generated during the transformation.

1 is a cross-sectional view showing a transformer according to a first embodiment of the present invention.
2A to 2G are plan views sequentially illustrating a method of manufacturing a transformer according to a first embodiment of the present invention.
3A to 3G are cross-sectional views sequentially illustrating a method of manufacturing a transformer according to a first embodiment of the present invention.
4 is a cross-sectional view showing a transformer according to a second embodiment of the present invention.
5A to 5M are plan views sequentially illustrating a method of manufacturing a transformer according to a second embodiment of the present invention.
6A to 6M are cross-sectional views sequentially illustrating a method of manufacturing a transformer according to a second embodiment of the present invention.
7 is a sectional view showing a transformer according to a third embodiment of the present invention.
8A to 8G are cross-sectional views sequentially illustrating a method of manufacturing a transformer according to a third embodiment of the present invention.
9 is a sectional view showing a transformer according to a fourth embodiment of the present invention.
10A through 10M are cross-sectional views sequentially illustrating a method of manufacturing a transformer according to a fourth embodiment of the present invention.

Hereinafter, with reference to the accompanying drawings will be described in detail preferred embodiments of the present invention.

<First Embodiment>

1 is a cross-sectional view showing a transformer according to a first embodiment of the present invention.

Referring to FIG. 1, the transformer 100 according to the first embodiment of the present invention may include a bobbin 102, a primary winding 104, a first insulation 106, a secondary winding 108, and a second winding. 2 an insulation unit 110, a core 112, and the like.

The primary winding 104 is provided on the upper one side of the bobbin 102 to provide a power signal through the wound coil, the first insulator 106 is the upper one side and the primary winding of the bobbin 102 A portion 104 is provided to insulate the primary winding 104.

Here, the bobbin 102 may be provided including a first support 102a such that the first insulation unit 106 surrounds the upper one side and the primary winding unit 104 of the bobbin 102.

In this case, the first insulation unit 106 may be provided including at least one material of an elastic material or a flame retardant material, and the elastic material may be provided including a rubber material.

The secondary winding 108 is provided on the upper other side of the bobbin 102 to transform the power signal through the wound coil, and the second insulation 110 is the upper other side and the secondary side of the bobbin 102. A winding portion 108 is provided to insulate the secondary winding portion 108.

Here, the bobbin 102 may be provided including a second support 102b such that the second insulation 110 covers the upper and second windings 108 of the bobbin 102.

In this case, the second insulation unit 110 may be provided including at least one of an elastic material or a flame retardant material, and the elastic material may be provided including a rubber material.

The core 112 is provided on top of the first insulator 106 and the second insulator 110 and fitted to the bobbin 102 to form a magnetic field.

Meanwhile, the first power signal supply unit 115 may be fastened to an outer end of the bobbin 102 and electrically connected to the primary winding unit 104 to supply a power signal to the primary winding unit 104. .

Here, although not shown, the first power signal supply unit 115 may be electrically connected to an electrical contact means (not shown) electrically connected to the primary side winding unit 104.

In this case, the first power signal supply unit 115 may be provided to include a metal material having high conductivity for efficiency of power supply, and the first power signal supply unit 115 may be provided as a terminal terminal.

In addition, the first power signal output unit 117 is fastened to the other end of the bobbin 102 and electrically connected to the secondary winding unit 108 to output the power signal transformed by the secondary winding unit 108. Can be provided.

Although not shown, the first power signal output unit 117 may be electrically connected to an electrical contact means (not shown) electrically connected to the secondary winding unit 108.

In this case, the first power signal output unit 117 may include a metal material having high conductivity for efficiency of power output, and the first power signal output unit 117 may be provided as a terminal terminal.

Such a method of manufacturing a transformer according to a first embodiment of the present invention will be described in more detail with reference to FIGS. 2A to 3G below.

2A to 2G are plan views sequentially illustrating a method of manufacturing a transformer according to a first embodiment of the present invention, and FIGS. 3A to 3G are cross-sectional views sequentially showing a method of manufacturing a transformer according to a first embodiment of the present invention. to be.

First, as illustrated in FIGS. 2A and 3A, the method for manufacturing a transformer 200 and 300 according to the first embodiment of the present invention performs a bobbin preparation step of preparing the bobbin 102.

At this time, the bobbin preparation step is to form a first support (102a) in the bobbin 102 so that the first insulating portion 106 to be described later wraps the upper one side and the primary winding 104 of the bobbin 102 It can be a step.

In addition, the bobbin preparation step includes forming a second support 102b in the bobbin 102 such that the second insulation 110, which will be described later, surrounds the upper and secondary windings 108 of the bobbin 102. It can be a step.

Thereafter, as shown in FIGS. 2B and 3B, the method for manufacturing a transformer 200 and 300 according to the first embodiment of the present invention is configured to supply a power signal by winding a coil on an upper side of the bobbin 102. The primary winding part forming step of forming the secondary winding part 104 is performed.

Thereafter, as shown in FIGS. 2C and 3C, the method for manufacturing a transformer 200 and 300 according to the first embodiment of the present invention encloses the upper one side and the primary winding 104 of the bobbin 102. A first insulation portion forming step of forming the first insulation portion 106 to insulate the secondary winding portion 104 is performed.

In this case, the forming of the first insulation unit may be a step of manufacturing the first insulation unit 106 including at least one of an elastic material and a flame retardant material, or may be a step of manufacturing the elastic material from a rubber material.

Thereafter, as shown in FIGS. 2D and 3D, the method for manufacturing a transformer 200 or 300 according to the first embodiment of the present invention may wind a coil on the other side of the bobbin 102 to transform a power signal. A secondary side winding part forming step of forming the secondary side winding part 108 is performed.

Thereafter, as shown in FIGS. 2E and 3E, the method for manufacturing a transformer 200 and 300 according to the first embodiment of the present invention encloses the upper other side and the secondary winding 108 of the bobbin 102. A second insulation portion forming step of forming the second insulation portion 110 to insulate the secondary winding portion 108 is performed.

In this case, the forming of the second insulation part may include preparing the second insulation part 110 as at least one of an elastic material and a flame retardant material, or may be manufacturing the elastic material with a rubber material.

Lastly, as illustrated in FIGS. 2F and 3F, the method for manufacturing a transformer 200 and 300 according to the first embodiment of the present invention may be disposed on the upper portion of the first and second insulation portions 106 and 110. A core forming step is performed to form the core 112 to provide and fit into the bobbin 102 to form a magnetic field.

Meanwhile, as shown in FIGS. 2G and 3G, after the core forming step, the power supply signal is connected to the outer end of the bobbin 102 and electrically connected to the primary winding 104. The first power signal supply unit forming step of forming the first power signal supply unit 115 may be performed.

Also, after the core forming step, as shown in FIGS. 2G and 3G, the transformer is transformed by the secondary winding 108 by being fastened to the other end of the bobbin 102 and electrically connected to the secondary winding 108. The first power signal output unit forming step of forming the first power signal output unit 117 to output the power signal may be performed.

As described above, the transformer 100 and the manufacturing method 200 and 300 thereof according to the first embodiment of the present invention may include a bobbin 102, a primary winding 104, a first insulation 106, and a secondary winding. The part 108, the second insulating part 110, the core 112, and the like are included.

Therefore, the transformer 100 and the manufacturing method 200 and 300 thereof according to the first embodiment of the present invention include the first insulating portion 106 and the second insulating portion 110.

Accordingly, the transformer 100 and the manufacturing method (200, 300) according to the first embodiment of the present invention improves the efficiency of the insulation for insulating the primary winding 104 and the secondary winding 108 In addition, since the first insulation section 106 and the second insulation section 110 can be reused, it is possible to suppress an increase in the manufacturing cost of the transformer while improving the insulation efficiency of the transformer.

&Lt; Embodiment 2 >

4 is a cross-sectional view showing a transformer according to a second embodiment of the present invention.

Referring to FIG. 4, the transformer 400 according to the second embodiment of the present invention may include a bobbin 402, a primary winding 404, a first insulation 406, a secondary winding 408, and a second winding. A second insulation 410, another primary winding 412, a third insulation 414, another secondary winding 416, a fourth insulation 418, a core 420, and the like.

The primary winding 404 is provided on the upper one side of the bobbin 402 to provide a power signal through the wound coil, the first insulator 406 is the upper one side and the primary winding of the bobbin 402 A portion 404 is wrapped to insulate the primary winding 404.

Here, the bobbin 402 may be provided including a first support 402a such that the first insulation part 406 surrounds the upper one side and the primary winding part 404 of the bobbin 402.

In this case, the first insulating portion 406 may be provided including at least one of an elastic material or a flame retardant material, the elastic material may be provided including a rubber material.

The secondary winding 408 is provided on the upper other side of the bobbin 402 to transform the power signal through the wound coil, and the second insulator 410 is the upper other side and the secondary side of the bobbin 402. A winding 408 is provided to insulate the secondary winding 408.

Here, the bobbin 402 may be provided including a second support 402b so that the second insulation portion 410 surrounds the upper and second winding portions 408 of the bobbin 402.

In this case, the second insulating portion 410 may be provided including at least one of an elastic material or a flame retardant material, the elastic material may be provided including a rubber material.

The other primary winding 412 is provided on top of the first insulator 406 to provide another power signal through the wound coil, and the third insulator 414 is provided on top of the bobbin 402. It is provided to insulate the other primary winding portion 412 by surrounding the upper side and the other primary winding portion 412 of one side and the first insulating portion 406.

Here, the bobbin 402 has a third support 402c such that the third insulation portion 414 surrounds the other upper side of the bobbin 402, the upper portion of the first insulation portion 406, and the other primary winding portion 412. ) May be provided.

In this case, the third insulating part 414 may be provided including at least one material of an elastic material or a flame retardant material, and the elastic material may be provided including a rubber material.

Another secondary winding 416 is provided on top of the second insulator 410 to transform the other power signal through the wound coil, and the fourth insulator 418 is on top of the bobbin 402. It is provided to insulate the other secondary winding 416 by wrapping the other side and the upper portion of the second insulating portion 410 and the other secondary winding 416.

Here, the bobbin 402 has a fourth support 402d such that the fourth insulation portion 418 surrounds the other upper side of the bobbin 402, the upper portion of the second insulation portion 410, and the other secondary winding portion 416. ) May be provided.

In this case, the fourth insulating portion 418 may include at least one of an elastic material or a flame retardant material, and the elastic material may be provided including a rubber material.

The core 420 is provided on top of the third insulator 414 and the fourth insulator 418 and is fitted to the bobbin 402 to form a magnetic field.

Meanwhile, the first power signal supply unit 421 may be fastened to an outer end of the bobbin 402 and electrically connected to the primary winding unit 404 to supply a power signal to the primary winding unit 404. .

Although not shown, the first power signal supply unit 421 may be electrically connected to an electrical contact means (not shown) electrically connected to the primary winding unit 404.

In this case, the first power signal supply unit 421 may be provided including a metal material having high conductivity for efficiency of power supply, and the first power signal supply unit 421 may be provided as a terminal terminal.

In addition, the first power signal output unit 423 is fastened to the other end of the bobbin 402 and electrically connected to the secondary winding unit 408 to output the power signal transformed by the secondary winding unit 408. Can be provided.

Although not shown, the first power signal output unit 423 may be electrically connected to an electrical contact means (not shown) that is electrically connected to the secondary winding unit 408.

In this case, the first power signal output unit 423 may include a metal material having high conductivity for efficiency of power output, and the first power signal output unit 423 may be provided as a terminal terminal.

In addition, the second power signal supply unit 425 is fastened to the other end of the outside of the bobbin 402 and electrically connected to the other primary winding unit 412 to supply another power signal to the other primary winding unit 412. Can be provided.

Although not shown, the second power signal supply unit 425 may be electrically connected to an electrical contact means (not shown) electrically connected to the other primary side winding unit 412.

In this case, the second power signal supply unit 425 may be provided including a metal material having high conductivity for efficiency of power supply, and the second power signal supply unit 425 may be provided as a terminal terminal.

In addition, the second power signal output portion 427 is fastened to the other end of the outside of the bobbin 402 and electrically connected to the other secondary winding portion 416 to be transformed by the other secondary winding portion 416 It can be provided to output a signal.

Although not shown, the second power signal output unit 427 may be electrically connected to an electrical contact means (not shown) that is electrically connected to the other secondary winding unit 416.

In this case, the second power signal output unit 427 may be provided including a metal material having high conductivity for efficiency of power output, and the second power signal output unit 427 may be provided as a terminal terminal.

Such a method of manufacturing a transformer according to a second embodiment of the present invention will be described in more detail with reference to FIGS. 5A to 6M.

5A to 5M are plan views sequentially illustrating a method of manufacturing a transformer according to a second embodiment of the present invention, and FIGS. 6A to 6M are cross-sectional views sequentially showing a method of manufacturing a transformer according to a second embodiment of the present invention. to be.

First, as illustrated in FIGS. 5A and 6A, the method 500 and 600 of manufacturing a transformer according to the second embodiment of the present invention performs a bobbin preparation step of preparing a bobbin 402.

At this time, the bobbin preparation step is to form a first support 402a in the bobbin 402 so that the first insulating portion 406, which will be described later, surrounds the upper one side and the primary winding portion 404 of the bobbin 402. It can be a step.

In addition, the bobbin preparation step includes forming a second support 402b in the bobbin 402 such that the second insulation 410, which will be described later, surrounds the upper and secondary windings 408 of the bobbin 402. It can be a step.

Thereafter, as shown in FIGS. 5B and 6B, the method for manufacturing transformers 500 and 600 according to the second embodiment of the present invention provides a power supply by winding a coil on an upper side of the bobbin 402. The primary winding part forming step of forming the secondary winding part 404 is performed.

Thereafter, as shown in FIGS. 5C and 6C, the method for manufacturing a transformer 500 and 600 according to the second embodiment of the present invention encloses the upper one side and the primary winding part 404 of the bobbin 402. A first insulator forming step of forming the first insulator 406 to insulate the secondary winding 404 is performed.

In this case, the forming of the first insulation portion may include preparing the first insulation portion 406 as at least one of an elastic material and a flame retardant material, or may be manufacturing the elastic material with a rubber material.

Thereafter, as shown in FIGS. 5D and 6D, the method for manufacturing a transformer 500 and 600 according to the second embodiment of the present invention may wind a coil on the other side of the bobbin 402 to transform a power signal. A secondary side winding part forming step of forming the secondary side winding part 408 is performed.

Thereafter, as illustrated in FIGS. 5E and 6E, the method for manufacturing the transformer 500 and 600 according to the second embodiment of the present invention may enclose the upper and second winding portions 408 of the upper side of the bobbin 402. A second insulating part forming step of forming the second insulating part 410 to insulate the secondary winding part 408 is performed.

In this case, the forming of the second insulating part may include manufacturing the second insulating part 410 as at least one material of an elastic material or a flame retardant material, or may be a step of manufacturing the elastic material from a rubber material.

Thereafter, as illustrated in FIGS. 5F and 6F, the method 500 or 600 of manufacturing a transformer according to the second embodiment of the present invention may wind another coil on the upper portion of the first insulation unit 406 to supply another power signal. Another primary side winding forming step of forming another primary winding 412 to supply is performed.

Subsequently, as shown in FIGS. 5G, 5H, 6G, and 6H, the other side of the upper side of the bobbin 402 and the upper side of the first insulation 406 and the other primary side winding portion 412 are wrapped. A third insulation portion forming step of forming the third insulation portion 414 to insulate the secondary winding portion 412 is performed.

In this case, the forming of the third insulation portion may include preparing the third insulation portion 414 as at least one of an elastic material and a flame retardant material, or may be manufacturing the elastic material with a rubber material.

Thereafter, as shown in FIGS. 5I and 6I, another secondary side winding part which forms another secondary side winding part 416 to wind a coil on the upper portion of the second insulation part 410 to transform another power signal. Perform the forming step.

Thereafter, as shown in FIGS. 5J, 5K, 6J, and 6K, the other upper part of the bobbin 402 and the upper part of the second insulation part 410 and the other secondary winding part 416 are wrapped. A fourth insulating portion forming step of forming the fourth insulating portion 418 to insulate the secondary winding portion 416 is performed.

In this case, the forming of the fourth insulation portion may include preparing the fourth insulation portion 418 as at least one of an elastic material and a flame retardant material, or may be manufacturing the elastic material with a rubber material.

Finally, as illustrated in FIGS. 5L and 6L, the method 500 and 600 of manufacturing a transformer according to the second embodiment of the present invention may be disposed on the upper portion of the third insulation portion 414 and the fourth insulation portion 418. And forming a core 420 to fit into the bobbin 402 to form a magnetic field.

Meanwhile, as shown in FIGS. 5M and 6M, after the core forming step, the power supply signal is connected to the outer end of the bobbin 402 and electrically connected to the primary winding part 404 to connect the power signal to the primary winding part 404. The first power signal supply unit forming step of forming the first power signal supply unit 421 may be performed.

In addition, after the core forming step, as shown in FIGS. 5M and 6M, the voltage is transformed by the secondary winding unit 408 by being fastened to the other end of the bobbin 402 and electrically connected to the secondary winding unit 408. The first power signal output unit forming step of forming the first power signal output unit 423 to output the power signal may be performed.

In addition, after the core forming step, as shown in FIGS. 5M and 6M, the other power signal is connected to the other outer end of the bobbin 402 and electrically connected to the other primary side winding part 412 so as to connect another primary side winding. A second power signal supply unit forming step of forming the second power signal supply unit 425 to supply the unit 412 may be performed.

In addition, after the core forming step, as shown in FIGS. 5M and 6M, the other secondary winding 416 is fastened to the other outer end of the bobbin 402 and electrically connected to the other secondary winding 416. The second power signal output part forming step of forming the second power signal output part 427 to output another power signal transformed by the second power signal may be performed.

As described above, the transformer 400 and the manufacturing method 500 and 600 according to the second embodiment of the present invention may include a bobbin 402, a primary winding 404, a first insulation 406, and a secondary winding. Part 408, second insulation 410, another primary winding 412, third insulation 414, another secondary winding 416, fourth insulation 418, core 420 ), Etc.

Accordingly, the transformer 400 and the manufacturing method 500 and 600 thereof according to the second embodiment of the present invention may include the first insulation portion 406, the second insulation portion 410, the third insulation portion 414, and the first insulation portion 406. And four insulation portions 418.

Accordingly, the transformer 400 and the manufacturing method (500, 600) according to the second embodiment of the present invention is the primary winding 404, secondary winding 408 and the other primary winding (412) The first insulation portion 406, the second insulation portion 410, the third insulation portion 414, and the fourth insulation portion 418, while improving the efficiency of insulation to insulate the secondary winding portion 416 different from the second insulation portion 416. ) Can be reused, thereby increasing the manufacturing cost of the transformer while improving the insulation efficiency of the transformer.

In addition, the transformer 400 and the manufacturing method (500, 600) according to the second embodiment of the present invention includes the other primary side winding portion 412 and the secondary side winding portion 416 different, it is possible to provide a different power signal Since the transformer can be transformed, the efficiency of the transformer can be improved.

Third Embodiment

7 is a cross-sectional view showing a transformer according to a third embodiment of the present invention.

Referring to FIG. 7, the transformer 700 according to the third embodiment of the present invention may include a bobbin 702, a primary winding 704, a first insulation 706, a secondary winding 708, and a second winding. 2 includes an insulation portion 710, a core 712, and the like.

The primary winding 704 is provided on the upper one side of the bobbin 702 to provide a power signal through the wound coil, the first insulation 706 is the upper one side and the primary winding of the bobbin 702 A portion 704 is provided to insulate the primary winding portion 704.

Here, the bobbin 702 may be provided including a first support 702a such that the first insulation 706 surrounds the upper one side and the primary winding part 704 of the bobbin 702.

In this case, the first insulating portion 706 may include the first protruding means 706a and may include at least one of an elastic material and a flame retardant material, and the elastic material may include a rubber material. have.

The secondary winding 708 is provided on the upper other side of the bobbin 702 to transform the power signal through the wound coil, and the second insulation 710 is the upper other side and the secondary side of the bobbin 702. A winding 708 is provided to insulate the secondary winding 708.

Here, the bobbin 702 may be provided including a second support 702b so that the second insulation portion 710 surrounds the upper other side and the secondary winding portion 708 of the bobbin 702.

In this case, the second insulating portion 710 may include a second protruding means 710a, may be provided including at least one of an elastic material or a flame retardant material, the elastic material is provided including a rubber material Can be.

The core 712 is provided on top of the first insulator 706 and the second insulator 710 and is fitted to the bobbin 702 to form a magnetic field.

Meanwhile, the first power signal supply unit 715 may be fastened to an outer end of the bobbin 702 and electrically connected to the primary winding unit 704 to supply a power signal to the primary winding unit 704. .

Although not shown, the first power signal supply unit 715 may be electrically connected to an electrical contact means (not shown) that is electrically connected to the primary winding unit 704.

In this case, the first power signal supply unit 715 may be provided including a metal material having high conductivity for efficiency of power supply, and the first power signal supply unit 715 may be provided as a terminal terminal.

In addition, the first power signal output unit 717 is fastened to the other end of the bobbin 702 and electrically connected to the secondary winding unit 708 to output the power signal transformed by the secondary winding unit 708. Can be provided.

Although not illustrated, the first power signal output unit 717 may be electrically connected to an electrical contact means (not shown) that is electrically connected to the secondary winding unit 708.

In this case, the first power signal output unit 717 may include a metal material having high conductivity for efficiency of power output, and the first power signal output unit 717 may be provided as a terminal terminal.

Such a method of manufacturing a transformer according to a third embodiment of the present invention will be described in more detail with reference to FIGS. 8A to 8G below.

8A to 8G are cross-sectional views sequentially illustrating a method of manufacturing a transformer according to a third embodiment of the present invention.

First, as illustrated in FIG. 8A, the method 800 for manufacturing a transformer according to the third embodiment of the present invention performs a bobbin preparation step of preparing a bobbin 702.

At this time, the bobbin preparation step is to form a first support 702a in the bobbin 702 so that the first insulating portion 706 to be described later wraps the upper one side and the primary winding portion 704 of the bobbin 702. It can be a step.

In addition, the bobbin preparation step includes forming a second support 702b in the bobbin 702 such that the second insulation 710, which will be described later, surrounds the upper and secondary windings 708 of the bobbin 702. It can be a step.

Thereafter, as shown in FIG. 8B, the method 800 for manufacturing a transformer according to the third exemplary embodiment of the present invention winding the coil on one upper side of the bobbin 702 to supply a power signal to the primary winding unit 704. The primary winding forming step of forming a) is performed.

Subsequently, as illustrated in FIG. 8C, the method 800 for manufacturing a transformer according to the third exemplary embodiment of the present invention surrounds the upper one side and the primary winding part 704 of the bobbin 702 to cover the primary winding part 704. The first insulating portion forming step of forming the first insulating portion 706 to insulate) is performed.

At this time, the step of forming the first insulation portion is a step of manufacturing the first insulation portion 706 including the first protruding means 706a, and the first insulation portion 706 is made of at least one of an elastic material and a flame retardant material. It may be a step of producing, including, and may be a step of producing the elastic material in a rubber material.

Subsequently, as shown in FIG. 8D, the method 800 for manufacturing a transformer according to the third embodiment of the present invention includes winding a coil on the other side of the bobbin 702 to transform a power signal into a secondary winding unit ( A secondary side winding forming step of forming 708 is performed.

Thereafter, as shown in FIG. 8E, the method 800 for manufacturing a transformer according to the third embodiment of the present invention surrounds the upper and other secondary windings 708 of the bobbin 702 and the secondary windings 708. ) To form a second insulating portion 710 to insulate the second insulating portion 710.

In this case, the forming of the second insulation portion is a step of manufacturing the second insulation portion 710 including the second protruding means 710a, and the second insulation portion 710 includes at least one material of an elastic material or a flame retardant material. It may be a step of producing, including, and may be a step of producing the elastic material in a rubber material.

Finally, as shown in FIG. 8F, the method 800 for manufacturing a transformer according to the third exemplary embodiment of the present invention provides the upper portion of the first insulation portion 706 and the second insulation portion 710 and the bobbin 702. ) To form a core 712 to form a magnetic field.

On the other hand, after the core forming step, as shown in Figure 8g, is fastened to the outer end of the bobbin 702 and electrically connected to the primary winding unit 704 to supply the power signal to the primary winding unit 704. A first power signal supply unit forming step of forming the first power signal supply unit 715 may be performed.

In addition, after the core forming step, as shown in FIG. 8G, the power signal that is transformed by the secondary winding unit 708 by being fastened to the other end of the bobbin 702 and electrically connected to the secondary winding unit 708. The first power signal output unit forming step of forming the first power signal output unit 717 may be performed.

As described above, the transformer 700 and the manufacturing method 800 according to the third embodiment of the present invention may include a bobbin 702, a primary winding part 704, a first insulation part 706, and a secondary winding part ( 708, the second insulation 710, the core 712, and the like.

Accordingly, the transformer 700 and the manufacturing method 800 according to the third embodiment of the present invention include a first insulating portion 706 and a second insulating portion 710.

Accordingly, the transformer 700 and the manufacturing method 800 according to the third embodiment of the present invention are the same as the transformer 100 and the manufacturing method 200 and 300 according to the first embodiment. The first insulation 706 and the second insulation 710 can be reused while improving the efficiency of the insulation for insulating the 704 and the secondary winding 708, thereby improving the efficiency of the transformer insulation. It is possible to suppress the increase in the manufacturing cost of the transformer.

In addition, the transformer 700 and the manufacturing method 800 according to the third embodiment of the present invention include a first insulating portion 706 including a first protruding means 706a and a second protruding means 710a. It includes a second insulating portion 710.

Accordingly, the transformer 700 and the manufacturing method 800 according to the third embodiment of the present invention have a primary side occurring at the time of transformation than the transformer 100 and the manufacturing method 200 and 300 according to the first embodiment. Noise caused by the vibration of the winding part 704 and the secondary winding part 708 can be reduced.

<Fourth Embodiment>

9 is a cross-sectional view showing a transformer according to a fourth embodiment of the present invention.

9, the transformer 900 according to the fourth embodiment of the present invention includes a bobbin 902, a primary winding 904, a first insulation 906, a secondary winding 908, and a second winding. The second insulation 910, the other primary winding 912, the third insulation 914, the other secondary winding 916, the fourth insulation 918, the core 920, and the like.

The primary winding 904 is provided on the upper one side of the bobbin 902 to provide a power signal through the wound coil, the first insulation 906 is the upper one side and the primary winding of the bobbin 902 It is provided to surround the portion 904 to insulate the primary winding portion 904.

Here, the bobbin 902 may be provided including a first support 902a such that the first insulating part 906 surrounds the upper one side and the primary winding part 904 of the bobbin 902.

In this case, the first insulating part 906 may include the first protruding means 906a and may include at least one of an elastic material and a flame retardant material, and the elastic material may include a rubber material. have.

The secondary winding 908 is provided on the upper other side of the bobbin 902 to transform the power signal through the wound coil, and the second insulation 910 is the upper other side and the secondary side of the bobbin 902. A winding 908 is provided to insulate the secondary winding 908.

Here, the bobbin 902 may be provided including a second support 902b so that the second insulating portion 910 surrounds the upper other side and the secondary winding portion 908 of the bobbin 902.

In this case, the second insulating portion 910 may include a second protruding means 906a and may include at least one of an elastic material and a flame retardant material, and the elastic material may include a rubber material. have.

Another primary winding 912 is provided on top of the first insulator 906 to provide another power signal through the wound coil, and the third insulator 914 is provided on top of the bobbin 902. The upper side of the one side and the first insulating portion 906 and the other primary winding portion 912 are provided to insulate the other primary winding portion 912.

Here, the bobbin 902 has a third support 902c such that the third insulation portion 914 surrounds the other upper side of the bobbin 902, the upper portion of the first insulation portion 906, and the other primary winding portion 912. ) May be provided.

In this case, the third insulating part 914 may include the third protruding means 914a, and may include at least one material of an elastic material or a flame retardant material, and the elastic material may be provided including a rubber material. have.

Another secondary winding 916 is provided on top of the second insulator 910 to transform the other power signal through the wound coil, and the fourth insulator 918 is on top of the bobbin 902. It is provided to insulate the other secondary winding 916 by surrounding the other side and the upper portion of the second insulating portion 910 and the other secondary winding 916.

Here, the bobbin 902 has a fourth support 902d such that the fourth insulation portion 918 surrounds the other upper side of the bobbin 902, the upper portion of the second insulation portion 910, and the other secondary winding portion 916. ) May be provided.

In this case, the fourth insulating part 918 may be provided including at least one material of an elastic material or a flame retardant material, and the elastic material may be provided including a rubber material.

The core 920 is provided on top of the third insulator 914 and the fourth insulator 918 and is fitted to the bobbin 902 to form a magnetic field.

Meanwhile, the first power signal supply unit 921 may be fastened to an outer end of the bobbin 902 and electrically connected to the primary winding unit 904 to supply a power signal to the primary winding unit 904. .

Although not shown, the first power signal supply unit 921 may be electrically connected to an electrical contact means (not shown) that is electrically connected to the primary winding unit 904.

In this case, the first power signal supply unit 921 may be provided to include a metal material having high conductivity for efficiency of power supply, and the first power signal supply unit 921 may be provided as a terminal terminal.

In addition, the first power signal output unit 923 is coupled to the other end of the bobbin 902 and electrically connected to the secondary winding unit 908 to output the power signal transformed by the secondary winding unit 908. Can be provided.

Here, although not shown, the first power signal output unit 923 may be electrically connected to an electrical contact means (not shown) that is electrically connected to the secondary winding unit 908.

In this case, the first power signal output unit 923 may include a metal material having high conductivity for efficiency of power output, and the first power signal output unit 923 may be provided as a terminal terminal.

In addition, the second power signal supply unit 925 is fastened to the other end of the outside of the bobbin 902 and electrically connected to the other primary winding unit 912 to supply another power signal to the other primary winding unit 912. Can be provided.

Although not shown, the second power signal supply unit 925 may be electrically connected to an electrical contact means (not shown) electrically connected to the other primary side winding unit 912.

In this case, the second power signal supply unit 925 may include a metal material having a high conductivity for power supply efficiency, and the second power signal supply unit 925 may be provided as a terminal terminal.

In addition, the second power signal output unit 927 is fastened to the other outer end of the bobbin 902 and electrically connected to the other secondary winding unit 916 to be transformed by another secondary winding unit 916. It can be provided to output a signal.

Although not shown, the second power signal output unit 927 may be electrically connected to an electrical contact means (not shown) that is electrically connected to the other secondary winding unit 916.

In this case, the second power signal output unit 927 may include a metal material having high conductivity for efficiency of power output, and the second power signal output unit 927 may be provided as a terminal terminal.

Such a method of manufacturing a transformer according to a fourth embodiment of the present invention will be described in more detail with reference to FIGS. 10A to 10M.

10A through 10M are cross-sectional views sequentially illustrating a method of manufacturing a transformer according to a fourth embodiment of the present invention.

First, as shown in FIG. 10A, the transformer manufacturing method 1000 according to the fourth embodiment of the present invention performs a bobbin preparation step of preparing the bobbin 902.

At this time, the bobbin preparation step is to form a first support 902a in the bobbin 902 so that the first insulating portion 906 to be described later wraps the upper one side and the primary winding portion 904 of the bobbin 902. It can be a step.

In addition, the bobbin preparation step includes forming a second support 902b in the bobbin 902 such that the second insulating portion 910, which will be described later, surrounds the upper other side and the secondary winding portion 908 of the bobbin 902. It can be a step.

Thereafter, as illustrated in FIG. 10B, the method 1000 for manufacturing a transformer according to the fourth exemplary embodiment of the present invention winds a coil on an upper side of the bobbin 902 to supply a power signal to the primary winding unit 904. The primary winding forming step of forming a) is performed.

Subsequently, as illustrated in FIG. 10C, the method 1000 for manufacturing a transformer according to the fourth embodiment of the present invention surrounds the upper one side and the primary winding part 904 of the bobbin 902 and the primary winding part 904. Is performed to form a first insulating portion 906 to insulate the first insulating portion 906.

At this time, the step of forming the first insulation portion is a step of manufacturing the first insulation portion 906 including the first protruding means 906a, wherein the first insulation portion 906 is made of at least one of an elastic material and a flame retardant material. It may be a step of producing, including, and may be a step of producing the elastic material in a rubber material.

Thereafter, as illustrated in FIG. 10D, the method for manufacturing a transformer 1000 according to the fourth embodiment of the present invention includes winding a coil on the other side of the bobbin 902 to transform a power signal into a secondary winding unit ( A secondary side winding forming step of forming 908 is performed.

Thereafter, as illustrated in FIG. 10E, the method for manufacturing a transformer 1000 according to the fourth exemplary embodiment of the present invention surrounds the upper and other secondary windings 908 of the bobbin 902 and the secondary windings 908. ) To form a second insulating portion 910 to insulate the second insulating portion 910.

In this case, the forming of the second insulation portion is a step of manufacturing the second insulation portion 910 including the second protruding means 910a, wherein the second insulation portion 910 is made of at least one of an elastic material and a flame retardant material. It may be a step of producing, including, and may be a step of producing the elastic material in a rubber material.

Thereafter, as illustrated in FIG. 10F, the method 1000 for manufacturing a transformer according to the fourth exemplary embodiment of the present invention may wind another coil on an upper portion of the first insulation unit 906 to supply another power signal. Another primary winding part forming step of forming the winding part 912 is performed.

Thereafter, as shown in FIGS. 10G and 10H, the other primary side winding part 912 is wrapped around the other upper side of the bobbin 902, the upper side of the first insulating part 906, and the other primary side winding part 912. A third insulation portion forming step of forming the third insulation portion 914 to perform insulation is performed.

In this case, the forming of the third insulation portion is a step of manufacturing the third insulation portion 914 including the third protruding means 914a, wherein the third insulation portion 914 is made of at least one of an elastic material and a flame retardant material. It may be a step of producing, including, and may be a step of producing the elastic material in a rubber material.

Thereafter, as illustrated in FIG. 10I, another secondary side winding part forming step of forming another secondary side winding part 916 to wind another coil to transform another power signal by winding a coil on the top of the second insulating part 910 is performed. To perform.

Thereafter, as shown in FIGS. 10J and 10K, the other upper side of the bobbin 902, the upper side of the second insulation 910, and the other secondary side winding 916 are wrapped to wrap the other secondary side winding 916. The fourth insulating part forming step of forming the fourth insulating part 918 to insulate the substrate is performed.

In this case, the forming of the fourth insulation portion includes fabricating the fourth insulation portion 918 including the fourth protruding means 918a, and the fourth insulation portion 918 includes at least one of an elastic material and a flame retardant material. It may be a step of producing, including, and may be a step of producing the elastic material in a rubber material.

Finally, as shown in FIG. 10L, a method for manufacturing a transformer 1000 according to a fourth embodiment of the present invention is provided on top of the third insulation portion 914 and the fourth insulation portion 918 and the bobbin 902. The core forming step of forming the core 920 so as to form a magnetic field is carried out.

On the other hand, after the core forming step, as shown in Figure 10m, to fasten to the outer end of the bobbin 902 and electrically connected to the primary winding unit 904 to supply the power signal to the primary winding unit 904. The first power signal supply unit forming step of forming the first power signal supply unit 921 may be performed.

In addition, after the core forming step, as shown in FIG. 10m, the power signal fastened to the other end of the bobbin 902 and electrically connected to the secondary winding 908 to be transformed by the secondary winding 908. The first power signal output unit forming step of forming the first power signal output unit 923 may be performed.

In addition, as shown in FIG. 10M, after the core forming step, the other power signal is connected to the other end of the bobbin 902 and electrically connected to the other primary side winding part 912 to electrically connect the other primary winding part 912. The second power signal supply unit forming step of forming the second power signal supply unit 925 may be performed.

In addition, after the core forming step, as shown in Figure 10m, the other end of the bobbin 902 is fastened to the other secondary winding portion 916 and electrically connected to the transformer by the other secondary winding portion 916 The second power signal output unit forming step of forming the second power signal output unit 927 to output the other power signal may be performed.

As described above, the transformer 900 and the manufacturing method 1000 according to the fourth embodiment of the present invention may include a bobbin 902, a primary winding 904, a first insulation 906, and a secondary winding ( 908, the second insulation 910, the other primary winding 912, the third insulation 914, the other secondary winding 916, the fourth insulation 918, the core 920, and the like. It includes.

Therefore, the transformer 900 and the manufacturing method 1000 thereof according to the fourth embodiment of the present invention may include the first insulation 906, the second insulation 910, the third insulation 914, and the fourth insulation. Part 918 is included.

Accordingly, the transformer 900 and the manufacturing method 1000 according to the fourth embodiment of the present invention are the same as the transformer 400 according to the second embodiment and the manufacturing method 500 and 600 thereof. The first insulation 906 and the second, while improving the efficiency of insulation to insulate 904 and the secondary winding 908 and the other primary winding 912 and the other secondary winding 916. Since the insulator 910, the third insulator 914, and the fourth insulator 918 can be reused, an increase in the manufacturing cost of the transformer can be suppressed while improving the insulation efficiency of the transformer.

In addition, the transformer 900 and the manufacturing method 1000 according to the fourth embodiment of the present invention is the same as the transformer 400 and the manufacturing method (500, 600) according to the second embodiment of the primary winding portion Since the secondary winding 916 is different from 912, other power signals can be transformed, thereby improving the efficiency of the transformer.

Moreover, the transformer 900 and the manufacturing method 1000 according to the fourth embodiment of the present invention include a first insulating portion 906 including a first protruding means 906a and a second protruding means 910a. And a third insulator 914 including a second insulator 910 and a third protruding means 914a, and a fourth insulator 918 including a fourth protruding means 918a.

Therefore, the transformer 900 and the manufacturing method 1000 according to the fourth embodiment of the present invention have a primary side generated at the time of transformation than the transformer 400 and the manufacturing methods 500 and 600 according to the second embodiment. Noise caused by vibration of the winding part 904, the secondary winding part 908, and the other primary winding part 912 and the other secondary winding part 916 may be reduced.

Those skilled in the art to which the present invention pertains will understand that the present invention can be implemented in other specific forms without changing the technical spirit or essential features. Therefore, it should be understood that the above-described embodiments are to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than the foregoing description, It is intended that all changes and modifications derived from the equivalent concept be included within the scope of the present invention.

Claims (44)

Bobbin;
A primary winding unit provided at an upper side of the bobbin to supply a power signal through a coil wound;
A first insulating part covering the upper one side of the bobbin and the primary winding part to insulate the primary winding part;
A secondary winding unit provided at the other upper side of the bobbin to transform the power signal through a coil wound;
A second insulating part surrounding the upper other side of the bobbin and the secondary winding part to insulate the secondary winding part; And
And a core provided on an upper portion of the first insulation portion and the second insulation portion and inserted into the bobbin to form a magnetic field.
Bobbin;
A primary winding unit provided at an upper side of the bobbin to supply a power signal through a coil wound;
A first insulating part covering the upper one side of the bobbin and the primary winding part to insulate the primary winding part;
A secondary winding unit provided at the other upper side of the bobbin to transform the power signal through a coil wound;
A second insulating part surrounding the upper other side of the bobbin and the secondary winding part to insulate the secondary winding part;
Another primary winding unit provided on the first insulation unit to supply another power signal through the wound coil;
A third insulating part surrounding the other upper side of the bobbin, the upper part of the first insulating part, and the other primary side winding part to insulate the other primary side winding part;
Another secondary winding unit provided on an upper portion of the second insulation unit to transform the other power signal through a coil wound;
A fourth insulating part which insulates the other secondary side winding part by wrapping another upper side of the bobbin, an upper part of the second insulating part and the other secondary winding part; And
And a core provided on an upper portion of the third insulation portion and the fourth insulation portion and inserted into the bobbin to form a magnetic field.
3. The method according to claim 1 or 2,
The bobbin,
And a first support such that the first insulation part surrounds the upper one side of the bobbin and the primary winding part.
3. The method according to claim 1 or 2,
The bobbin,
And a second support such that the second insulating part surrounds the upper other side of the bobbin and the secondary winding part.
The method of claim 2,
The bobbin,
And a third support such that the third insulation portion surrounds the other upper side of the bobbin, the upper portion of the first insulation portion, and the other primary winding portion.
The method of claim 2,
The bobbin,
And a fourth support such that the fourth insulation portion surrounds the other upper side of the bobbin, the upper portion of the second insulation portion, and the other secondary winding portion.
3. The method according to claim 1 or 2,
The first insulation unit is a transformer comprising at least one material of an elastic material or a flame retardant material.
The method of claim 7, wherein
The elastic material is a transformer comprising a rubber material.
3. The method according to claim 1 or 2,
And the first insulation comprises a first protruding means.
3. The method according to claim 1 or 2,
The second insulating part is a transformer comprising at least one material of an elastic material or a flame retardant material.
The method of claim 10,
The elastic material is a transformer comprising a rubber material.
3. The method according to claim 1 or 2,
And the second insulating portion comprises a second protruding means.
The method of claim 2,
The third insulating part is a transformer comprising at least one material of an elastic material or a flame retardant material.
The method of claim 13,
The elastic material is a transformer comprising a rubber material.
The method of claim 2,
And the third insulator comprises a third protruding means.
The method of claim 2,
The fourth insulating part is a transformer comprising at least one material of an elastic material or a flame retardant material.
17. The method of claim 16,
The elastic material is a transformer comprising a rubber material.
The method of claim 2,
And said fourth insulator comprises a fourth protruding means.
3. The method according to claim 1 or 2,
And a first power signal supply unit coupled to an outer end of the bobbin and electrically connected to the primary winding unit to supply the power signal to the primary winding unit.
3. The method according to claim 1 or 2,
And a first power signal output unit coupled to the other end of the bobbin and electrically connected to the secondary winding unit to output a power signal transformed by the secondary winding unit.
The method of claim 2,
And a second power signal supply unit coupled to the other outer end of the bobbin and electrically connected to the other primary winding unit to supply the other power signal to the other primary winding unit.
The method of claim 2,
And a second power signal output unit coupled to the other outer end of the bobbin and electrically connected to the other secondary winding unit to output another power signal transformed by the other secondary winding unit.
A bobbin preparation step of preparing a bobbin;
Forming a primary winding unit to form a primary winding unit to supply a power signal by winding a coil on an upper side of the bobbin;
Forming a first insulating part to surround the upper one side of the bobbin and the primary winding part to form a first insulating part to insulate the primary winding part;
A secondary side winding portion forming step of winding a coil around the upper other side of the bobbin to form a secondary winding portion to transform the power signal;
A second insulating part forming step of forming a second insulating part to surround the upper other side of the bobbin and the secondary winding part to insulate the secondary winding part; And
And a core forming step of forming a core on the first insulating portion and the second insulating portion, and forming a core to be inserted into the bobbin to form a magnetic field.
A bobbin preparation step of preparing a bobbin;
Forming a primary winding unit to form a primary winding unit to supply a power signal by winding a coil on an upper side of the bobbin;
Forming a first insulating part to surround the upper one side of the bobbin and the primary winding part to form a first insulating part to insulate the primary winding part;
A secondary side winding portion forming step of winding a coil around the upper other side of the bobbin to form a secondary winding portion to transform the power signal;
Forming a second insulating part to surround the upper other side of the bobbin and the secondary winding part to form a second insulating part to insulate the secondary winding part;
Forming another primary side winding unit by winding a coil on top of the first insulation unit to form another primary side winding unit to supply another power signal;
Forming a third insulating part to surround the other upper side of the bobbin, the upper part of the first insulating part, and the other primary side winding part to insulate the other primary side winding part;
Forming another secondary side winding unit by winding a coil on top of the second insulation unit to form another secondary side winding unit to transform the other power signal;
Forming a fourth insulating part to surround the other upper side of the bobbin, the upper part of the second insulating part, and the other secondary side winding part to insulate the other secondary side winding part; And
And a core forming step of forming a core on the third insulating portion and the fourth insulating portion, and forming a core to be inserted into the bobbin to form a magnetic field.
The method according to claim 23 or 24,
The bobbin preparation step,
And forming a first support on the bobbin such that the first insulating part surrounds the upper one side of the bobbin and the primary winding part.
The method according to claim 23 or 24,
The bobbin preparation step,
And forming a second support on the bobbin such that the second insulating part surrounds the upper other side of the bobbin and the secondary winding part.
25. The method of claim 24,
The third insulating portion forming step,
And forming a third support on the other side of the upper side of the bobbin so that the third insulation portion surrounds the other side of the upper side of the bobbin, the upper side of the first insulation portion, and the other primary winding part.
25. The method of claim 24,
The fourth insulating portion forming step,
And forming a fourth support on the other upper side of the bobbin such that the fourth insulating portion surrounds the other upper side of the bobbin, the upper side of the second insulating portion, and the other secondary winding part.
The method according to claim 23 or 24,
The first insulating portion forming step,
The manufacturing method of a transformer comprising the step of manufacturing the first insulating portion including at least one of an elastic material or a flame retardant material.
30. The method of claim 29,
The first insulating portion forming step,
The manufacturing method of the transformer which is the step of manufacturing the elastic material to a rubber material.
The method according to claim 23 or 24,
The first insulating portion forming step,
The method of manufacturing a transformer comprising the step of manufacturing a first protruding means in the first insulating portion.
The method according to claim 23 or 24,
The second insulating portion forming step,
The method of manufacturing a transformer comprising the step of manufacturing the second insulating portion including at least one of an elastic material or a flame retardant material.
The method of claim 32,
The second insulating portion forming step,
The manufacturing method of the transformer which is the step of manufacturing the elastic material to a rubber material.
The method according to claim 23 or 24,
The second insulating portion forming step,
And a second protruding means including the second insulating part.
25. The method of claim 24,
The third insulating portion forming step,
The manufacturing method of a transformer comprising the step of manufacturing the third insulating portion including at least one of an elastic material or a flame retardant material.
36. The method of claim 35,
The third insulating portion forming step,
The manufacturing method of the transformer which is the step of manufacturing the elastic material to a rubber material.
25. The method of claim 24,
The third insulating portion forming step,
The manufacturing method of a transformer comprising the third protruding means in the third insulating portion.
25. The method of claim 24,
The fourth insulating portion forming step,
The method of manufacturing a transformer comprising the step of manufacturing the fourth insulating portion including at least one material of an elastic material or a flame retardant material.
The method of claim 38,
The fourth insulating portion forming step,
The manufacturing method of the transformer which is the step of manufacturing the elastic material to a rubber material.
25. The method of claim 24,
The fourth insulating portion forming step,
The manufacturing method of a transformer comprising the fourth protruding means in the fourth insulating portion.
The method according to claim 23 or 24,
After the core forming step,
And a first power signal supply unit forming step of fastening to an outer end of the bobbin and electrically connecting the primary winding unit to form a first power signal supply unit to supply the power signal to the primary winding unit.
The method according to claim 23 or 24,
After the core forming step,
A first power signal output part forming step of forming a first power signal output part to be coupled to the other end of the bobbin and electrically connected to the secondary winding part to output a power signal transformed by the secondary winding part; Manufacturing method.
25. The method of claim 24,
After the core forming step,
A second power signal supply unit forming step of forming a second power signal supply unit to be fastened to the other end of the bobbin and electrically connected to the other primary winding unit to supply the other power signal to the other primary winding unit; Manufacturing method.
25. The method of claim 24,
After the core forming step,
A second power signal output unit which is fastened to the other outer end of the bobbin and electrically connected to the other secondary winding unit to form a second power signal output unit to output another power signal transformed by the other secondary winding unit; Formation step of manufacturing a transformer.

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