TWI812454B - Transformers and Transformer Frames - Google Patents

Abstract

A transformer includes a transformer frame and a coil group. The transformer bobbin has a winding part and two fixed wire structures integrally extending from both ends of the winding part. Each of the fixed wire structures has a plurality of wire outlet holes. The coil group includes The winding portion of the transformer bobbin corresponds to the two coils of the two fixed wire structures, and each coil has a plurality of outlet ends that are respectively penetrated through the corresponding outlet holes of the fixed wire structure. .

Description

Transformers and transformer wire frames

The present invention relates to a transformer, in particular to a transformer and a transformer frame.

Generally, after the coils of a transformer are wound around the transformer bobbin, each outlet end of the coil must be fixed on an additional bottom plate so that the position of each outlet end of the coil is fixed. However, this positioning method not only results in a cumbersome production process and low production efficiency, but also increases labor costs and makes each finished product unable to meet product consistency and other requirements.

Therefore, one object of the present invention is to provide a transformer and a transformer frame that can improve at least one problem in the prior art.

Therefore, in some embodiments, the transformer of the present invention includes a transformer bobbin and a coil group. The transformer bobbin has a winding part and two fixed wire structures integrally extending from both ends of the winding part. Each of the fixed wire structures has a plurality of wire outlet holes. The coil group includes The winding portion of the transformer bobbin corresponds to the two coils of the two fixed wire structures, and each coil has a plurality of outlet ends that are respectively penetrated through the corresponding outlet holes of the fixed wire structure. .

In some embodiments, each of the solid wire structures also has a plurality of limiting posts extending from the winding portion at intervals and spacing the plurality of outlet ends of the corresponding coil.

In some implementations, each of the wire-fixing structures also has a wire-fixing beam connected to the ends of the limiting columns and formed with the wire outlet holes.

In some embodiments, the wire-fixing beam of each wire-fixing structure has a beam body part connected to the limiting columns, and is assembled on the beam body part and jointly defines the beam body part. An assembly part of the outlet hole.

In some embodiments, at least one of the limiting columns has a limiting surface for the assembly part to abut to limit the assembly part. The beam body part has a plurality of slide rails, and is connected with the limiting surface. Facing a locked surface on the opposite side, the assembly part has a plurality of slide blocks that are respectively locked into the slide rails, a limited surface that abuts against the limiting surface, and abuts against and is locked on the limiting surface. A snap block on the snap surface.

In some embodiments, the winding portion extends along a first direction, and the two fixed wire structures extend from both ends of the winding portion in the first direction along a second direction, and the second direction is perpendicular to in the first direction.

In some implementations, the two solid wire structures are spaced apart from each other and arranged side by side along the first direction.

Therefore, in some embodiments, the transformer bobbin of the present invention is suitable for providing a coil group. The coil group includes two coils, and each coil has a plurality of outlet ends; the transformer bobbin has a configuration suitable for supplying A winding part around which the two coils of the coil group are wound, and two fixed wire structures extending from both ends of the winding part and respectively corresponding to the two coils, each of the fixed wire structures having a A plurality of outlet holes are passed through the outlet ends of the coil.

In some embodiments, each of the solid wire structures also has a plurality of limiting posts extending from the winding portion at intervals and adapted to space the plurality of outlet ends of the corresponding coil.

In some implementations, each of the wire-fixing structures also has a wire-fixing beam connected to the ends of the limiting columns and formed with the wire outlet holes.

In some embodiments, the wire-fixing beam of each wire-fixing structure has a beam body part connected to the limiting columns, and is assembled on the beam body part and jointly defines the beam body part. An assembly part of the outlet hole.

In some embodiments, at least one of the limiting columns has a limiting surface for the assembly part to abut to limit the assembly part. The beam body part has a plurality of slide rails, and is connected with the limiting surface. Facing a locked surface on the opposite side, the assembly part has a plurality of slide blocks that are respectively locked into the slide rails, a limited surface that abuts against the limiting surface, and abuts against and is locked on the limiting surface. A snap block on the snap surface.

In some embodiments, the winding portion extends along a first direction, and the two fixed wire structures extend from both ends of the winding portion in the first direction along a second direction, and the second direction is perpendicular to in the first direction.

In some implementations, the two solid wire structures are spaced apart from each other and arranged side by side along the first direction.

In the present invention, the outlet holes of the two fixed wire structures of the transformer frame can be used for the outlet ends of the two coils of the coil group to pass through. The position can be fixed, so there is no need to add an additional bottom plate to position the ends of the outlet lines. This positioning method simplifies the production process and improves production efficiency. It also reduces labor costs and enables each finished product to relatively meet product consistency and other requirements.

Referring to FIGS. 1 to 4 , one embodiment of the transformer of the present invention includes a transformer bobbin 1 and a coil group 2 .

The transformer bobbin 1 has a winding portion 11 extending along a first direction D1, and two integrally extending portions along a second direction D2 from both ends of the winding portion 11 in the first direction D1. A solid line structure 12, the second direction D2 is perpendicular to the first direction D1. The winding portion 11 is, for example, in the shape of a hollow tube, and the winding portion 11 is used to be placed on a central cylinder (not shown) of an iron core (not shown) of the transformer. The two wire-fixing structures 12 are spaced side by side along the first direction D1. Each of the wire-fixing structures 12 has a plurality of limiting posts 121 extending from the winding portion 11 and spaced side by side along a third direction D3. , a fixed line beam 122 connected to the ends of the limiting columns 121 and extending along the third direction D3, which is perpendicular to the first direction D1 and the second direction D2. The wire-fixing beam 122 of each wire-fixing structure 12 is formed with a plurality of wire outlet holes 122a, and the wire-fixing beam 122 of each wire-fixing structure 12 has a beam body portion connected to the limiting posts 121 123, and an assembly part 124 that can be assembled on the beam body part 123 along the second direction D2 and that together with the beam body part 123 defines the outlet holes 122a. Each of the limiting posts 121 has a limiting surface 121a for the assembly part 124 to abut against in the second direction D2 to limit the assembly part 124. The beam body part 123 has a limiting surface 121a along the second direction D2. A plurality of extending slide rails 123a, and two buckled surfaces 123b facing the opposite side from the limiting surfaces 121a in the second direction D2. The assembly part 124 has a plurality of slide blocks 124a that are respectively engaged with the slide rails 123a along the second direction D2, a limited surface 121a that abuts the limiting surfaces 121a, and a plurality of slide blocks 124a that abut and engage with the restricting surfaces 121a. Two buckling blocks 124c on the two buckled surfaces 123b.

The coil group 2 includes two coils 21 wound around the winding portion 11 of the transformer bobbin 1 and corresponding to the two fixed wire structures 12 respectively. The two coils 21 can be divided into a primary coil and a secondary coil, for example. Each coil 21 has a plurality of outlet ends 211, which are spaced apart by the corresponding limiting posts 121 of the fixed wire structure 12, and the ends of the outlet ends 211 are Do not pass through the cable outlet holes 122a provided on the corresponding cable-fixing beam 122 of the cable-fixing structure 12 .

For example, in the process of assembling the outlet terminals 211 in the outlet holes 122a, the ends of the outlet terminals 211 may be first accommodated in the outlet holes 122a. The assembly part 124 is then assembled to the beam body part 123 . This arrangement can prevent the ends of the outlet end parts 211 from passing through the outlet holes 122 a be damaged.

To sum up, in the present invention, the outlet holes 122a of the two fixed wire structures 12 of the transformer frame 1 can be used for the outlet ends 211 of the two coils 21 of the coil group 2 to pass through. The positions of the outlet ends 211 of the two coils 21 can be fixed, so there is no need to add an additional bottom plate for positioning the outlet ends 211 . This positioning method simplifies the production process and improves production efficiency. It also reduces labor costs and enables each finished product to relatively meet product consistency and other requirements.

However, the above are only examples of the present invention, and should not be used to limit the scope of the present invention. All simple equivalent changes and modifications made based on the patent scope of the present invention and the content of the patent specification are still within the scope of the present invention. Within the scope covered by the patent of this invention.

1: Transformer wire frame 11: Winding part 12: Fixed wire structure 121:Limiting column 121a:Limiting surface 122: Fixed line beam 122a: Cable outlet 123: Beam body part 123a:Slide rail 123b: The buckled surface 124:Assembly Department 124a: Slider 124b: restricted surface 124c: snap block 2: Coil group 21: coil 211:Outgoing line end D1: first direction D2: second direction D3: Third direction

Other features and effects of the present invention will be clearly presented in the embodiments with reference to the drawings, in which: Figure 1 is a side view of an embodiment of the transformer of the present invention; Figure 2 is a perspective view of a transformer frame in this embodiment; Figure 3 is a perspective view of the transformer frame of the embodiment in Figure 2 viewed from another perspective; and Figure 4 is an exploded perspective view of the transformer frame in this embodiment.

1: Transformer wire frame

11: Winding part

12: Fixed wire structure

121:Limiting column

122: Fixed line beam

122a: Cable outlet

2: Coil group

21: coil

211:Outgoing line end

D1: first direction

D2: second direction

D3: Third direction

Claims (14)

A transformer containing: A transformer wire frame has a winding part and two fixed wire structures integrally extending from both ends of the winding part, each of the fixed wire structures having a plurality of wire outlet holes; and A coil group, including two coils wound around the winding portion of the transformer bobbin and respectively corresponding to the two fixed wire structures. Each coil has outlet holes that are respectively penetrated in the corresponding fixed wire structures. Multiple outlet ends. The transformer according to claim 1, wherein each fixed wire structure further has a plurality of limiting posts extending from the winding portion at intervals and spacing the plurality of outlet ends of the corresponding coil. The transformer according to claim 2, wherein each of the wire-fixing structures further has a wire-fixing beam connected to the ends of the limiting posts and formed with the outlet holes. The transformer according to claim 3, wherein the wire-fixing beam of each wire-fixing structure has a beam body part connected to the limiting columns, and is assembled on the beam body part and is common with the beam body part. An assembly portion defining the outlet holes. The transformer of claim 4, wherein at least one of the limiting columns has a limiting surface for the assembly part to abut to limit the assembly part, the beam body part has a plurality of slide rails, and A locked surface faces the opposite side of the limiting surface. The assembly part has a plurality of slide blocks that are respectively locked into the slide rails, a limited surface that abuts against the limiting surface, and abuts against and A buckling block is buckled on the buckled surface. The transformer according to any one of claims 1 to 5, wherein the winding portion extends along a first direction, and the two fixed wire structures extend along two ends of the winding portion in the first direction. A second direction extends out, and the second direction is perpendicular to the first direction. The transformer according to claim 6, wherein the two fixed wire structures are spaced apart from each other and arranged side by side along the first direction. A transformer bobbin is suitable for setting up a coil group. The coil group includes two coils, and each coil has a plurality of outlet ends; the transformer bobbin has a winding structure suitable for winding the two coils of the coil group. A winding part, and two fixed wire structures extending from both ends of the winding part and respectively corresponding to the two coils, each of the fixed wire structures having outlet ends suitable for supplying the corresponding coils Multiple cable outlet holes. The transformer bobbin as claimed in claim 8, wherein each of the fixed wire structures also has a plurality of wires extending from the winding portion at intervals and adapted to space the plurality of outlet ends of the coil. Limiting column. The transformer wire frame according to claim 9, wherein each of the wire-fixing structures also has a wire-fixing beam connected to the ends of the limiting columns and formed with the wire outlet holes. The transformer frame according to claim 10, wherein the fixed wire beam of each fixed wire structure has a beam body part connected to the limiting columns, and is assembled on the beam body part and connected with the beam body The parts jointly define an assembly part of the outlet holes. The transformer frame according to claim 11, wherein at least one of the limiting columns has a limiting surface for the assembly part to abut to limit the assembly part, and the beam body part has a plurality of slide rails , and a locked surface facing the opposite side to the limiting surface. The assembly part has a plurality of slide blocks that are respectively locked into the slide rails, a limited surface that abuts against the limiting surface, and an abutted surface. A buckling block is pressed against and buckled on the buckled surface. The transformer bobbin as claimed in any one of claims 8 to 12, wherein the winding portion extends along a first direction, and the two fixed wire structures extend from two sides of the winding portion in the first direction. The end extends along a second direction, and the second direction is perpendicular to the first direction. The transformer frame as claimed in claim 13, wherein the two fixed wire structures are spaced apart from each other and arranged side by side along the first direction.

Images