CN102768899A - Bobbin and transformer with same - Google Patents

Abstract

The invention relates to a winding frame and a transformer with the same. The winding frame comprises a body, two side walls, two wire arranging seats and at least one expanded wire arranging seat. The body has a through passage. The two side walls are respectively arranged at the two ends of the body, and the through channel penetrates through the two ends of the body and the two side walls. The two wire arranging seats are respectively arranged on the two side walls or one of the two side walls, and each wire arranging seat is provided with at least one wire arranging part. The extended wire arranging base is detachably combined with the wire arranging base and is provided with at least one extended wire arranging part.

Description

Winding frame and transformer with the winding frame

technical field

The invention relates to a winding frame structure of a transformer, and in particular to a winding frame which can freely expand a wire management seat and a transformer with the winding frame.

Background technique

The winding frame structure of a general transformer, as shown in FIG. 1 , includes a main body 10 , two side walls 12 and two wire management seats 14 . The main body 10 has a through passage, and the two side walls 12 are respectively arranged on the two sides of the main body 10 , and the two cable management seats 14 are respectively arranged on the two side walls 12 . When coils are wound on the body 10, the side walls 12 can limit the range of the coils.

However, traditionally, the winding frame structure of the transformer is formed in one piece, so the number of pins on the two wire management bases 14 is fixed and cannot be increased arbitrarily. In other words, if a circuit design intends to provide more different voltages When the number of pins is not enough, traditionally, it can only be solved by re-opening the mold to increase the number of pins or by flying leads. However, it takes time and cost to re-open the mold, and the flying lead method will cause the need to separately target the different parts of the flying lead when producing the insertion line, so it is not an ideal solution.

Contents of the invention

In view of the above problems, the present invention provides an expandable transformer winding frame and a transformer with the winding frame, which provides additional pin numbers through a detachable extended cable management part.

One aspect of the present invention is to provide a winding frame applied to a transformer, wherein the winding frame includes a body, two side walls, two cable management seats and at least one extended cable management seat. The body has a through channel. The two side walls are respectively arranged at the two ends of the main body, and the through channel can pass through the two ends of the main body and the two side walls. The two cable management seats are respectively arranged on the two side walls or one of the two side walls, and the cable management seats respectively have at least one cable management part. The extended cable management base is detachably combined with the cable management base and has at least one extended cable management part.

In one embodiment, the winding frame further includes at least one first pin and at least one second pin, the first pin is set on the cable management part of the cable management base, and the second pin is set on the extended cable management base Expand the cable management department.

In one embodiment, the two cable management bases include at least one first coupling structure, and the extended cable management base includes at least one second coupling structure, the first coupling structure and the second coupling structure can be coupled to each other, so that the extended cable management The seat is detachably combined with the cable management seat.

Another aspect of the present invention provides a transformer, which includes: a winding frame, at least one winding structure and a magnetic core assembly. Wherein, the winding frame includes a main body, two side walls, two cable management seats and at least one extended cable management seat. The body has a through channel. The two side walls are respectively arranged at the two ends of the main body, and the through channel can pass through the two ends of the main body and the two side walls. The two cable management seats are respectively arranged on the two side walls or one of the two side walls, and the cable management seats respectively have at least one cable management part. The extended cable management base is detachably combined with the cable management base and has at least one extended cable management part. The wire winding structure is arranged on the body of the wire winding frame, and the wire winding structure has at least one wire outlet end, and the wire outlet end passes through the wire management part of the wire management base and the expanded wire management part of the expanded wire management base. The magnetic core group is partially disposed in the through channel of the bobbin.

In one embodiment, the winding frame further includes at least one first pin and at least one second pin, the first pin is set on the cable management part of the cable management base, and the second pin is set on the extended cable management base In the extended cable management part, the outlet end passes through the first pin and the extended cable management part of the expanded cable management seat and is connected to the second pin.

In one embodiment, the two cable management bases include at least one first coupling structure, and the extended cable management base includes at least one second coupling structure, the first coupling structure and the second coupling structure can be coupled to each other, so that the extended cable management The seat is detachably combined with the cable management seat.

To sum up the above, the present invention utilizes an expanded cable management seat to provide additional pin numbers for the transformer winding frame cable management seat. For the manufacturing end, it is not necessary to open a mold to change the structure of the transformer winding frame. The production process is simpler. Moreover, the extended cable management base is a separate entity, and its appearance and number of pins can be appropriately changed in practice, and it is more suitable for various circuit structures.

Description of drawings

In order to make the above and other objects, features, advantages and embodiments of the present invention more comprehensible, the accompanying drawings are described as follows:

Figure 1 shows the winding frame structure of a traditional transformer;

Fig. 2 shows the three-dimensional exploded view of the first embodiment of the transformer according to the present invention;

Figure 3 is a perspective view of the assembled winding frame in Figure 2;

Fig. 4 shows the three-dimensional exploded view of the second embodiment of the transformer according to the present invention;

FIG. 5 is a perspective view of the assembled bobbins in FIG. 4 .

[Description of main component symbols]

10: Ontology

12: side wall

14: cable management seat

16: Pin 100, 200: Transformer

111, 211: winding frame

112, 212: winding structure

113, 213: Ontology

114, 214: side wall

115, 215: cable management seat

116, 216: Extended cable management seat

117, 217: through the channel

118, 218: Cable management department

119, 122, 219, 222: pins

121, 221: Expansion of the cable management department

123, 223: the first coupling structure

124, 224: second coupling structure

130, 230: core set

131, 231: the first magnetic core

132, 232: Second magnetic core

140, 240: outlet end

Detailed ways

Fig. 2 is an exploded perspective view of a first embodiment of a transformer according to the present invention. The transformer 100 of the present invention includes a winding frame 111 , a winding structure 112 and a magnetic core set 130 . The winding frame 111 includes a main body 113 , two side walls 114 , two cable management seats 115 and two extended cable management seats 116 . The body 113 has a through passage 117 . The two side walls 114 are respectively disposed at two ends of the main body 113 to limit the range of the winding structure 112 . The through channel 117 runs through both ends of the main body 113 and the two side walls 114 . The two wire management bases 115 are respectively disposed on the two side walls 114 , each wire management base 115 has a plurality of wire management portions 118 on one side, and a plurality of pins 119 are respectively disposed on each wire management portion 118 . Each expansion line management base 116 is detachably combined with the line management base 115, and each expansion line management base 116 has a plurality of expansion line management parts 121 on one side, and a plurality of pins 122 are respectively arranged on each expansion line management base. Section 121. In addition, the cable management base 115 is provided with two first coupling structures 123, and each extended cable management base 116 is respectively provided with a second coupling structure 124, and the second coupling structure 124 has a structural appearance corresponding to the first coupling structure 123, thereby The first coupling structure 123 and the second coupling structure 124 can be coupled to each other, so that the extended cable management base 116 can be detachably combined with the cable management base 115 . In this embodiment, the first coupling structure 123 is only arranged on one of the cable management seats 115, but in other embodiments, the first coupling structure 123 can be respectively arranged on the two cable management seats 115, so that the two cable management seats 115 Seat 115 all must outwardly expand and expand line management seat 116. In this embodiment, the first coupling structure 123 is an embedded hole, and the second coupling structure 124 is an embedded head. In other embodiments, the first coupling structure 123 can be, for example, a plug, and the second coupling structure 124 can be, for example, a hole. In addition, the winding structure 112 is disposed on the body 113 of the winding frame 111 . The magnetic core set 130 includes a first magnetic core 131 and a second magnetic core 132 , and part of the first magnetic core 131 and the second magnetic core 132 are disposed in the through channel 117 of the bobbin 111 .

FIG. 3 is a perspective view of the assembled bobbins in FIG. 2 . Wherein, the wire winding structure 112 also has at least one wire outlet 140 , the wire outlet 140 can pass through the wire management portion 118 of the wire management base 115 and the extended wire management portion 121 of the expanded wire management base 116 and be welded to the pin 122 .

Fig. 4 is an exploded perspective view of a second embodiment of a transformer according to the present invention. The transformer 200 of the present invention is a vertical transformer, and the transformer 200 includes a winding frame 211 , a winding structure 212 and a magnetic core assembly 230 . The winding frame 211 includes a main body 213 , two side walls 214 , two cable management seats 215 and two extended cable management seats 216 . The body 213 has a through passage 217 . The two side walls 214 are respectively disposed at two ends of the main body 213 to limit the range of the winding structure 212 . The through channel 217 runs through both ends of the main body 213 and the two side walls 214 . The biggest difference between this embodiment and the previous embodiment is that the two wire management bases 215 are arranged on one of the two side walls 214, and each wire management base 215 has a plurality of wire management parts 218 on one side, A plurality of pins 219 are respectively disposed on each cable management portion 218 . Each expansion cable management base 216 is detachably combined with the cable management base 215, and each expansion cable management base 216 has a plurality of expansion cable management parts 221 on one side, and a plurality of pins 222 are respectively arranged on each expansion cable management part 221 . In addition, the cable management base 215 is provided with two first coupling structures 223, and each expanded cable management base 216 is respectively provided with a second coupling structure 224, and the second coupling structure 224 has a structural appearance corresponding to the first coupling structure 223, thereby The first coupling structure 223 and the second coupling structure 224 can be coupled to each other, so that the extended cable management base 116 can be detachably combined with the cable management base 115 . In addition, the winding structure 212 is disposed on the body 213 of the winding frame 211 . The magnetic core set 230 includes a first magnetic core 231 and a second magnetic core 232 , and part of the first magnetic core 231 and the second magnetic core 232 are disposed in the through channel 217 of the bobbin 211 .

FIG. 5 is a perspective view of the assembled bobbins in FIG. 4 . Wherein, the wire winding structure 212 also has at least one outlet end 240, and the outlet end 240 can pass through the wire management part 218 of the wire management base 215 and the expanded wire management part 221 of the expanded wire management base 216 and be welded to the pin 222. .

It should be noted that, in the above two embodiments, the extended cable management base 116 and the expanded cable management base 216 respectively extend from the cable management base 115 and the cable management base 215 in a single direction. However, in other embodiments, by changing the design of the first coupling structure 123, the first coupling structure 223, the second coupling structure 124 and the second coupling structure 224, the expansion cable management base 116 and the expansion cable management base 216 can Different angles extend from the cable management seat 115 and the cable management seat 215 respectively. In other words, the angle between the cable management seat 116 and the side wall 114 or the angle between the cable management seat 216 and the side wall 214 can be matched. Transformers and circuit structures are designed to perform transformations.

On the other hand, in the above-mentioned two embodiments, the application of the present invention is explained with two expansion cable management bases, however, in other embodiments, any number of expansion management bases can be used according to the required number of pins. The wire base 116 and the extended wire management base 216 are coupled to the wire management base 115 and the wire management base 215 respectively. The structure 223 allows the user to arbitrarily expand any number of expansion cable management bases 116 and expansion cable management bases 216 on the cable management base 115 and the cable management base 215 to provide the required number of pins to meet the requirements of the application. need. On the other hand, in practice, the extended cable management base 116 and the expanded cable management base 216 with different numbers of pins can be formed, and users can use them together according to the required number of pins. In addition, the extended cable management base 116 and the expanded cable management base 216 in this embodiment have a long plate-like appearance, but in other embodiments, extended cable management with different appearances can also be formed according to the winding requirements. Seat 116 and expansion cable management seat 216, to more meet actual needs.

Based on the above, the winding frame of the present invention and the transformer having the winding frame have at least the following advantages: when the number of pins of the wire management seat of the winding frame of the transformer is insufficient, only the expansion cable management needs to be coupled The number of pins can be increased by using the base, so for the manufacturing end, it is not necessary to open a mold to redesign the structure of the winding frame, and the manufacturing cost can be greatly reduced. And it only needs to be designed for the expansion of the cable management seat, the manufacturing process can be simplified, and the defect rate of the product can be lowered. On the other hand, the extended cable management base is a separate entity, and its appearance and number of pins can be appropriately changed in practice, so that the transformer of the present invention is more suitable for various circuit structures.

Although the embodiments of the present invention are disclosed as above, they are not intended to limit the present invention. Any person familiar with the related art, without departing from the spirit and scope of the present invention, can refer to the shapes, structures, and features described in the application scope of the present invention. And the spirit should be slightly changed, so the patent protection scope of the present invention must be based on the scope defined by the appended claims.

Claims (10)

1. A winding frame, applied to a transformer, is characterized in that, the winding frame comprises: a body having a through passage; The two side walls are respectively arranged at the two ends of the main body, and the through channel runs through the two ends of the main body and the two side walls; Two cable management seats are respectively arranged on the two side walls, and the cable management seats respectively have at least one cable management part; and At least one extended cable management base is detachably combined with the cable management base, and the expanded cable management base has at least one extended cable management part. 2. The winding frame according to claim 1, characterized in that, the winding frame further comprises at least one first pin and at least one second pin, and the first pin is arranged on the logical side of the cable management seat. The cable part, the second pin is arranged on the extended cable management part of the extended cable management seat. 3. The reel according to claim 1, wherein the two cable management bases include at least one first coupling structure, the extended cable management base includes at least one second coupling structure, and the first coupling structure and the second coupling structure can be coupled to each other, so that the extended cable management base can be detachably combined with the cable management base. 4. A winding frame applied to a transformer, characterized in that the winding frame comprises: a body having a through passage; The two side walls are respectively arranged at the two ends of the main body, and the through channel runs through the two ends of the main body and the two side walls; Two cable management seats are arranged on one of the two side walls, and the cable management seats respectively have at least one cable management part; and At least one extended cable management base is detachably combined with the cable management base, and the expanded cable management base has at least one extended cable management part. 5. The winding frame according to claim 4, characterized in that, the winding frame further comprises at least one first pin and at least one second pin, and the first pin is arranged on the logical side of the cable management seat. The cable part, the second pin is arranged on the extended cable management part of the extended cable management seat. 6. The winding frame according to claim 4, wherein the two cable management bases include at least one first coupling structure, the extended cable management base includes at least one second coupling structure, and the first coupling structure and the second coupling structure can be coupled to each other, so that the extended cable management base can be detachably combined with the cable management base. 7. A transformer, characterized in that the transformer comprises: A winding frame, the winding frame includes: a body having a through passage; The two side walls are respectively arranged at the two ends of the main body, and the through channel runs through the two ends of the main body and the two side walls; Two cable management seats are respectively arranged on the two side walls, and the cable management seats respectively have at least one cable management part; and At least one extended cable management base is detachably combined with the cable management base, and the expanded cable management base has at least one extended cable management part; At least one winding structure is arranged on the body of the winding frame, and the winding structure has at least one outlet end, and the outlet end passes through the wire management part of the wire management base and the extended wire management of the expanded wire management base Department; and A magnetic core group is partially arranged in the through channel of the bobbin. 8. The transformer according to claim 7, wherein the two cable management bases include at least one first coupling structure, the extended cable management base includes at least one second coupling structure, and the first coupling structure and the The second coupling structure can be coupled to each other, so that the extended cable management base can be detachably combined with the cable management base, and the cable winding frame also includes at least one first pin and at least one second pin, the first pin The pins are set on the cable management part of the cable management base, the second pins are set on the extended cable management part of the expanded cable management base, and the outgoing line ends pass through the first pin and the extended cable management base. The cable management part is connected to the second pin. 9. A transformer, characterized in that the transformer comprises: A winding frame, the winding frame includes: a body having a through passage; The two side walls are respectively arranged at the two ends of the main body, and the through channel runs through the two ends of the main body and the two side walls; Two cable management seats are arranged on one of the two side walls, and the cable management seats respectively have at least one cable management part; and At least one extended cable management base is detachably combined with the cable management base, and the expanded cable management base has at least one extended cable management part; At least one winding structure is arranged on the body of the winding frame, and the winding structure has at least one outlet end, and the outlet end passes through the wire management part of the wire management base and the extended wire management of the expanded wire management base Department; and A magnetic core group is partially arranged in the through channel of the bobbin. 10. The transformer according to claim 9, wherein the two cable management bases include at least one first coupling structure, the extended cable management base includes at least one second coupling structure, and the first coupling structure and the The second coupling structure can be coupled to each other, so that the extended cable management base can be detachably combined with the cable management base, and the cable winding frame also includes at least one first pin and at least one second pin, the first pin The pins are set on the cable management part of the cable management base, the second pins are set on the extended cable management part of the expanded cable management base, and the outgoing line ends pass through the first pin and the extended cable management base. The cable management part is connected to the second pin.

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