KR100311806B1 - Integral structure of multi and section type high voltage bobbin of fly-back transformer - Google Patents

Abstract

PURPOSE: An integral structure of a multi and section type high voltage bobbin of a fly-back transformer is provided to improve regulation and focus tracking features to increase a characteristic of a high voltage bobbin by preventing a vibration generated at a rising portion of a waveform due to a transient phenomenon by the multi and section type high voltage bobbin. CONSTITUTION: A high voltage bobbin is installed at an inside of a fly-back transformer(FBT). A slit(2) of the high voltage bobbin is formed at a section type body(3). A plurality of locking projections(4) are protruded and installed to a front wall surface of the section type high voltage bobbin. Both ends of the high voltage bobbin are locked to the locking projections(4). Terminal pins(5) are installed at the both ends of the high voltage bobbin. A plurality of locking holes(7) are formed at one side of a multi type body(6). The locking projections(4) of the section type body(3) are inserted into the locking holes(7) of the multi type body(6).

Description

Integrated structure of multi-pole and section type high-pressure bobbin of flyback transformer (FBT)

The present invention relates to a flyback transformer (hereinafter referred to as "FBT") which is a high voltage generator for supplying a high voltage to a cathode ray tube of a TV and a monitor. The flyback transformer includes a multi- The present invention relates to an integrated structure of a high-pressure bobbin in which a high-pressure bobbin is integrated into a high-pressure bobbin, and a plurality of coupling protrusions are protruded from the front wall of the high- Type bobbin and a plurality of coupling holes are formed on one side of the multi-type bobbin of the high-pressure bobbin so that the coupling protrusions of the section-type main body are tightly inserted and fixed in the coupling holes of the multi- The multi-type main body portion and the section type main body portion of the FBT high-pressure bobbin can be integrated easily and easily, (Bending vibration) caused by the transient phenomenon caused by the high-pressure bobbin combined with the section type, thereby preventing the vibration generated in the rising portion of the waveform. Also, it is possible to improve the regulation and focus tracking characteristics And an integral structure of a section type high-pressure bobbin.

The high-voltage bobbin of the FBT, which is generally known, is housed in the FBT and generates a high voltage by winding the high-voltage coil. In such a high-voltage bobbin, a plurality of slits are formed on the body portion according to the characteristics of the FBT, Section type high-voltage bobbin in which a high-voltage coil is wound between the slits of the main body part and a plurality of terminal pins are formed at both ends of the main body part, Multi-type high-pressure bobbin.

1B, a plurality of slits 13 are formed on the main body portion 12 of the high-pressure bobbin 11, and the plurality of slits 13 are formed on the main body portion 12 of the high- The high voltage coil 14 is wound between the slits 13 of the first and second windings 13 and 14 to draw out a high voltage.

In the multi-type high-pressure bobbin construction as shown in Fig. 1 (b), a plurality of terminal pins 23 are installed in both ends of the body portion 22 of the high-pressure bobbin 21, The high voltage coil 24 is laminated and wound on a plurality of layers through an insulating film to connect to the terminal pin 23 to draw out a high voltage.

The section and the multi-type high-pressure bobbin having the above-described structure are superior to the section-type high-pressure bobbin in terms of the regulation and the focus tracking characteristics, while the multi-type high-pressure bobbin is superior to the section type. There is a disadvantage that the electrical characteristic of preventing the vibration generated in the rising part of the waveform due to the transient phenomenon is superior to that of the multi type while the focus tracking characteristic is relatively weak.

SUMMARY OF THE INVENTION The present invention has been made in order to solve the above-mentioned conventional problems, and it is an object of the present invention to easily and easily integrate a multi-type main body part and a section type main body part of an FBT high-pressure bobbin, FBT multi- and section-type high-pressure bobbin integrated with high-pressure bobbin prevents excessive vibration from transient phenomenon and improves regulation and focus tracking characteristics. Structure.

In order to achieve the above object, the present invention provides a multi-type bobbin having a plurality of coupling protrusions protruding from a front wall surface of a section type main body of a high-pressure bobbin inserted in the FBT, Type and multi-type high-pressure bobbins are formed integrally with the coupling protrusions of the multi-type main body portion by tightly inserting and fixing the coupling protrusions of the multi- Pressure bobbin.

1 (A) is a structural view of a section type high-pressure bobbin of a general FBT.

Fig. 1 (B) is a structural view of a multi-type high-pressure bobbin of a general FBT.

2 is an exploded view showing an integrated structure of a multi-section type high-pressure bobbin of an FBT according to the present invention.

Fig. 3 is a view showing a state

Description of the Related Art

1 ... High pressure bobbin 2 ... Slit

3 ... section type body part 4 ... engaging projection

5 ... terminal pin 6 ... multi-type body part

7 ... coupling hole

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

FIG. 2 is an exploded view showing an integrated structure of multi-section and section-type high-pressure bobbins of an FBT according to the present invention, FIG. 3 is a joint state view of FIG. 2, A plurality of coupling protrusions 4 are protruded from the front wall surface of the section type main body 3 in which the slits 2 are formed and terminal pins 5 are installed at both sides of the high pressure bobbin 1 A plurality of coupling holes 7 are formed on one side of the multi-type main body portion 6 so that the coupling protrusions 4 of the section type main body portion 3 are inserted into the coupling holes 7 of the multi- Pressure bobbin 1 of the multi-type and the section type integrally.

The operation and effect of the present invention having such a configuration will be described as follows.

2 and 3, includes a section type main body 3 in which a slit 2 of a high-pressure bobbin 1 installed inside the FBT is formed, When the multi-type main body portion 6 on which the pin 5 is to be installed are integrated with each other and their characteristics are matched with each other, the engaging projection 4 is projected in the horizontal direction on the front wall surface of the section type main body portion 3 A plurality of coupling holes 7 are formed on one side wall surface which is a coupling surface of the multi-type main body portion 6 in a state where the multi-type main body portion 6 is coupled.

Accordingly, the engaging projections 4 of the section type body portion 3 are engaged with the engaging projections 4 of the multi-type body portion 6 by the action of pressing the section type body portion 3 in conformity with the multi- And is inserted tightly into the inside of the coupling hole 7 to be fixed to each other.

Therefore, the high-pressure bobbin 1 of the FBT is in a state of being combined with each other by a simple operation of pushing the engaging projections 4 of the section type body portion 3 into the engaging holes 7 of the multi-type body portion 6 So that the vibration generated in the waveform rising portion is prevented by the transient phenomenon, and the characteristics of the high-pressure bobbin can be improved by improving the regulation and the focus tracking characteristic.

As described above, according to the integrated structure of the multi-section type high-pressure bobbin of the FBT according to the present invention, the multi-type main body section and the section type main body section of the FBT high-pressure bobbin can be integrated easily and easily, The high voltage bobbin prevents the vibration generated in the waveform rising part due to the transient phenomenon and improves the regulation and focus tracking characteristics, thereby improving the characteristics of the high voltage bobbin.

Claims (1)

In multi-type and section-type high-pressure bobbins incorporated in the FBT, A plurality of coupling protrusions 4 are protruded from the front wall surface of the section type main body portion 3 in which the slits 2 of the high pressure bobbin 1 to be housed inside the FBT are formed and the high pressure bobbin 1 A plurality of coupling holes 7 are formed on one side of the multi-type main body portion 6 in which the terminal pins 5 are provided at both ends of the multi-type main body portion 3 so that the coupling projections 4 of the multi- Pressure type bobbin (1) of a multi-type and a section type is integrally incorporated in the coupling hole (7) of the body portion (6). .