KR200152061Y1 - Abl electrode of high voltage bobbin in flyback transformer - Google Patents

Abstract

[purpose]

An object of the present invention is to provide an ABL terminal capable of increasing the production efficiency through the simplification of the process by allowing the soldering process to be automatically performed at the same time as the soldering of the diode lead.

[Configuration]

The ABL terminal 38 according to the present invention is installed to protrude outward at one end of the outer circumferential surface of the high pressure bobbin 30, and the upper one side thereof is the height of the diode lead 35 to which a predetermined coil 32 is connected. It is composed of a configuration characterized in that it extends in parallel to), has the advantage of enabling the simplifying and automation of the manufacturing process, it is applied to the manufacture of flyback transformer.

Description

Flyback Transformer Terminal Block Structure

The present invention relates to the fixed structure of the ADL terminal pin of a flyback transformer, and the lead portion of the diode and the ABL terminal pin connecting portion are equally spaced apart so that they can be arranged in the horizontal direction on the outer periphery of the high voltage bobbin and the low voltage bobbin, respectively. The present invention relates to an ABI terminal pin fixing structure of a flyback transformer that can automatically perform a brushing operation.

In general, a flyback transformer of a television refers to a single winding transformer for obtaining a high voltage for a water pipe using pulses generated during the return period of a horizontal deflection output in a television receiver. A housing is provided, and a focus pack for supplying a focus voltage and a screen voltage to a cathode ray tube is coupled to an outer circumferential surface of the housing.

In addition, the coil is wound a plurality of times in the low voltage bobbin and the high voltage bobbin, and the coil is connected to a plurality of diodes and resistors to maintain a stable current flowing through the flyback transformer.

Referring to FIG. 1, the ABS terminal pin fixing structure of the flyback transformer performing the function as described above will be described.

1 is a cross-sectional view showing a low pressure bobbin and a high pressure bobbin for explaining the ABS terminal pin fixing structure of the flyback transformer according to the prior art.

First, the conventional flyback transformer 10 is coupled to the low-pressure bobbin 30 is fitted in the inner circumference of the high-pressure bobbin 20, as shown in FIG.

At this time, the outer periphery of the low-pressure bobbin 30, the coil 40 is wound a plurality of times, the lower end of the pin coupling hole is fitted ABL terminal pin (automatic beam current limit or automatic brightness limit terminal pin) 60 is fitted 31 is drilled in the longitudinal direction of the low pressure bobbin 30.

In addition, the ABL terminal pin 60 is formed in the shape of the Hangul consonant (a) as a whole, the fitting portion 61 and the coil 40 are wound around the pin coupling hole 31 and the coil 40 is wound a plurality of times. It consists of the connection part 62 connected by soldering.

On the other hand, the outer periphery of the high-pressure bobbin 20, the coil 40 is wound a plurality of times, and the outer periphery of the plurality of sets of support 21 in a set of two equally spaced in the horizontal direction is protruded, The two pairs of support bases 21 are coupled to each other in a structure in which the lead portions 51 of the diodes 50 are respectively fitted and fixed.

Here, the diodes 50 are equally spaced from each other and arranged side by side on the outer periphery of the high-pressure bobbin 20 in the horizontal direction, the ABL terminal pin 60 is the connection portion 62 is fixed to the diode 50 It is fitted into the pin coupling hole 31 on the low pressure bobbin 30 so as to be located in a direction perpendicular to the direction.

The coils 40 wound around the low voltage bobbin 30 and the high voltage bobbin 20 a plurality of times are respectively connected to the lead portions 51 of the plurality of diodes 50 and the connection portions 62 of the ABL terminal pins 60. It is used after being wound and soldered together.

At this time, the coil 40 wound on the connecting portion 62 of the ABL terminal pin 60 and the rib portion 51 of the diode 50 maximizes the coupling force and prevents the detachment phenomenon that may occur during assembly work. In order to be closely coupled to each other through the soldering operation by an automated process, the soldering operation by the automated process is sequentially transferred in the horizontal direction while transporting the high-pressure bobbin 20 containing the low-pressure bobbin 30 through a conventional conveyor. The rib portion 51 of the arranged diode 50 is soldered to complete the primary soldering operation.

Subsequently, after the high pressure bobbin 20 having the low pressure bobbin 30 embedded therein is rotated in a 90 ° direction while being separated from the conveyor, the secondary soldering operation is performed manually by connecting the connecting portion 62 of the ABL terminal pin 60. The soldering work is finally completed.

By the way, the direction of the connecting portion 62 of the lead portion 51 and the ABL terminal pin 60 of the plurality of diodes 50 fixed to the outer periphery of the high-pressure bobbin 20 and the lower end of the low-voltage bobbin 30, respectively. Due to the mutually arranged in the vertical direction, the automated process is difficult during the soldering operation, there is a disadvantage in that the assembly and precision is greatly reduced because it can not only be connected by soldering by hand.

Accordingly, the present invention was devised to solve the above problems, and the lead portion of the diode and the connection portion of the ABL terminal pin to which the coil wound many times on the outer circumferences of the high voltage bobbin and the low voltage bobbin are soldered are connected to each other. In addition, it can be arranged in the horizontal direction on the outer periphery of the high-pressure bobbin and low-pressure bobbin to provide the ABS terminal pin fixing structure of the flyback transformer to implement automated soldering work.

1 is a cross-sectional view showing a low-voltage bobbin and a high-pressure bobbin for explaining the ABS terminal pin fixing structure of the flyback transformer according to the prior art.

Figure 2a is a front view showing a low pressure bobbin and a high pressure bobbin for explaining the ABS terminal pin fixing structure of the flyback transformer according to the present invention.

Figure 2b is a bottom view showing a low pressure bobbin and a high pressure bobbin for explaining the ABS terminal pin fixing structure of the flyback transformer according to the present invention.

Figure 3 is a cross-sectional view of the main part for explaining the ABS terminal pin fixing structure of the flyback transformer according to the present invention.

* Explanation of symbols for main parts of the drawings

100: flyback transformer 110: high pressure bobbin

111: support 120: low pressure bobbin

121: pin coupling hole 130: coil

140: diode 141: lead portion

150: ABL terminal pin 151: fitting portion

152: connection

Therefore, the present invention for achieving the above object is a low-pressure bobbin having a plurality of coils wound around the outer periphery and a through-hole formed in the longitudinal direction at the lower end, and is formed in the shape of the Hangul consonant (a) ABL terminal pin composed of a fitting portion fitted to the pin coupling hole and a connecting portion to which the coil is connected, and has a plurality of sets of protrusions formed in two sets of protrusions at equal intervals in the horizontal direction on the outer circumference and coils on the outer circumference. The ABL terminal pin of the flyback transformer of the previous flyback transformer comprising a plurality of wound high-voltage bobbin and a plurality of diodes that lead-fitted to the support of the two sets of pairs, the ABL terminal pin In the same horizontal direction as the lead portions of the plurality of diodes arranged at equal intervals in the horizontal direction on the outer periphery of the high voltage bobbin. And that to keep the price to be fixed on the fitting pin attaching hole of the bobbin into the low-pressure primary features on the technical configuration.

Hereinafter, the ABI terminal pin fixing structure of the flyback transformer according to the present invention will be described with reference to FIGS. 2 and 3.

Figure 2a is a front view showing a low pressure bobbin and a high pressure bobbin for explaining the flyback transformer pin structure of the flyback transformer according to the present invention, Figure 2b illustrates the flyback transformer pin terminal structure of the flyback transformer according to the present invention Figure 3 is a bottom view showing a low pressure bobbin and a high pressure bobbin, and Figure 3 is a cross-sectional view of the main part for explaining the ADL terminal pin fixing structure of the flyback transformer according to the present invention.

The flyback transformer 100 according to the present invention is coupled to the low pressure bobbin 120 in a state where the low pressure bobbin 120 is fitted into the inner circumference of the high pressure bobbin 110 as shown in FIGS. 2a and 2b and FIG. 3.

At this time, the outer periphery of the low-pressure bobbin 120, the coil 130 is wound a plurality of times, the lower end of the low-pressure bobbin 120 is a pin coupling hole 121 to which the ABL terminal pin 150 is fitted It is drilled in the direction.

In addition, the ABL terminal pin 150 is formed in the shape of the Hangul consonant (a) as a whole, the fitting portion 151 and the coil 130 are wound and soldered a plurality of times to be fitted into the pin coupling hole 121. It consists of the connection part 152 connected.

On the other hand, the outer periphery of the high-pressure bobbin 110, the coil 130 is wound a plurality of times, and the outer periphery of the plurality of sets 111 of the two sets of equally spaced at equal intervals in the horizontal direction is protruded, this The lead 111 of the diode 140 is coupled to a plurality of sets of the support 111 of a pair of two in a structure that is fitted.

Here, the diodes 140 are equally spaced from each other and arranged side by side on the outer periphery of the high-pressure bobbin 110 in the horizontal direction, the ABL terminal pin 150 is the connection portion 152 of the high-voltage bobbin 110 In the pin coupling hole 121 of the low-pressure bobbin 120 to maintain the equal intervals in the horizontal direction in the lead portion 141 of the plurality of diodes 140 arranged at equal intervals in the horizontal direction on the outer periphery The fitting is fixed.

The coil 130 wound around the low voltage bobbin 120 and the high voltage bobbin 110 is wound around the lead portions 141 of the plurality of diodes 140 and the connection portions 152 of the ABL terminal pins 150, respectively. After soldering is used.

At this time, the coil 130 wound on the connecting portion 152 of the ABL terminal pin 150 and the lead portion 141 of the 140 to maximize the coupling force and to prevent the separation phenomenon that may occur during assembly work The soldering operation by the automated process can be closely coupled to each other, the soldering operation by the automated process is arranged in a horizontal direction sequentially while transferring the high-pressure bobbin 110 containing the low-pressure bobbin 120 through a conventional conveyor. The lead portion 141 of the diode 140 and the connection portion 152 of the ABL terminal pin 150 are soldered to complete the operation simply.

Here, the diode 140 and the ABL terminal pin 150 are fixed to the plurality of sets of the support 111 and the pin coupling hole 121 at equal intervals, respectively, so that the lead portion 141 and the connection portion 152 are horizontal to each other. Since it can be arranged, it is possible to omit the soldering operation of the conventional connection portion 152 by manual operation, and to perform the automatic soldering operation by conveying the conveyor, thereby simplifying the production process of the product. Able to know.

As described above, according to the fixed structure of the ADL terminal pin 150 of the flyback transformer 100 according to the present invention, the coil 130 wound around the outer periphery of the high pressure bobbin 110 and the low pressure bobbin 120 is multiple times. The lead portion 141 of the diode 140 to be soldered and the connecting portion 152 of the ABL terminal pin 150 are arranged at equal intervals and are disposed in the horizontal direction on the outer circumference of the high pressure bobbin 110 and the low pressure bobbin 120. By doing so, it is possible to omit the soldering operation of the ABL terminal pin 150 connection part 152 by the conventional manual work and to automatically perform the soldering operation by conveying the conveyor to simplify the production process of the product. And it has an excellent effect to maximize work efficiency.

Claims (1)

Coil 130 is wound around the outer periphery and the low-pressure bobbin 120 having a pin coupling hole 121 formed in the longitudinal direction at the bottom and the overall shape of the Hangul consonant (a) shape, the pin coupling ABL terminal pin 150 consisting of a fitting portion 151 fixed to the ball 121 and a connecting portion 152 to which the coil 130 is connected, and two equally spaced protruding horizontally on the outer circumference High-pressure bobbin 110 having a plurality of sets of the support 111 formed and the coil 130 wound around the outer periphery, the lead portion 141 is fixed to the two sets of the support 111 of the plurality of sets In the fixed structure of the ADL terminal pin 150 of the flyback transformer 100 including a plurality of diodes 140, the ABL terminal pin 150 is connected to the connection portion 152 of the high voltage bobbin 110 Lead portion 141 of a plurality of diodes 140 are arranged at equal intervals in the horizontal direction on the outer periphery of the Same ABL terminal pin 150 fixed structure of the flyback transformer (100), characterized in that the fitting is fixed to the pin coupling holes 121 of the low-pressure bobbin 120 to maintain an equal interval in the horizontal direction.