TWI707371B - Transformer and transformer wire frame - Google Patents

Abstract

A transformer and a transformer bobbin thereof. The transformer realizes automatic winding with the structure of the transformer bobbin. The transformer bobbin has a first rack body and a second rack body combined with the first rack body. The first frame body and the second frame body are not combined with each other during winding. The first frame body has a first winding portion and a first outlet portion provided on the first winding portion. Two frame bodies are combined with the first frame body, and the second frame body has a second winding part combined with the first winding part and a second outlet part provided on the second winding part, the The second outlet part and the first outlet part are arranged at the same end of the transformer bobbin and are respectively located at two opposite sides of the transformer bobbin. The second outlet part forms an accommodating space, and the opening of the accommodating space Face the first outlet part.

Description

Transformer and transformer wire frame

The invention relates to a transformer and a transformer wire frame thereof, in particular to a transformer and a transformer wire frame thereof which can be automatically wound.

According to the investigation, the Republic of China Invention Patent No. I536408 discloses a vertical transformer structure. The vertical transformer structure includes: an accommodating body with a first opening, a second opening, and a third opening; and, the accommodating body The body further includes: a first-type door frame plate set up at the first opening; a second-type door frame plate set up at the second opening; and two spaced long plates set up in the containing body, In addition, the two long spacer plates connect the first type door frame panel and the second type door frame panel, and further separate a central accommodating portion, a first side accommodating portion and a second accommodating portion in the accommodating body. Side accommodating part; a first winding tube connected to the second type door frame plate with a nozzle, and extending from the second type door frame plate for a first coil to be wound on it ; A first terminal set, arranged at the edge of the first opening, and at least one outlet end of the first coil is connected to the first terminal set; a second bobbin, and through the third opening Placed in the central accommodating part, and a second coil is wound on the second bobbin; a second terminal set is arranged at the edge of a first nozzle of the second bobbin; Moreover, when the second bobbin is accommodated in the central accommodating portion, the second terminal group and the first terminal group are opposed to each other up and down; a first E-shaped iron core consists of a A first base block, a first central block, a first side block, and a second side block are formed; wherein, when the first E-shaped iron core is assembled to the accommodating body through the second opening Body, the first central block is accommodated in the first bobbin, a part of the first side block is accommodated in the first side accommodating part, and the second side A part of the block is accommodated in the second side accommodating part; and a second E-shaped iron core is composed of a second base block, a second central block, a third side block, and a A fourth side block; wherein, when the second E-shaped iron core is assembled to the accommodating body through the first opening, the second central block is accommodated in the second bobbin, The third side block is accommodated in the first side accommodating part, and the fourth side block is accommodated in the second side accommodating part.

In conclusion, although the patent is provided with the first bobbin and the second bobbin that can be disassembled, the structure disclosed in the patent is not conducive to manufacturing.

The main purpose of the present invention is to solve the problem of unfavorable production due to the complicated structure of the conventional use.

To achieve the above objective, the present invention provides a transformer including a first winding, a first iron core, a second winding and a second iron core. The first winding includes a first frame body and a first coil wound around the first frame body. The first frame body has a first winding portion for winding the first coil and a One end of the winding part protrudes from the first outlet part on one side of the first winding part, and the first iron core is arranged on the first frame and formed with one end of the first outlet part. The second winding includes a second frame body and a second coil wound around the second frame body. The second frame body is combined with the first frame body to form a transformer wire frame. The second frame body has a Providing the second coil winding and combining the first winding part with a second winding part and a second winding part arranged at one end of the second winding part not being combined with the first winding part and protruding from the second winding part One side of the second outlet part, the second outlet part and the first outlet part are arranged at the same end of the transformer bobbin and are respectively located on two opposite sides of the transformer bobbin, and the second outlet part is formed into a The outlet platform connected to the second winding part, a connecting wall connected with the outlet platform, and a socket connected with the connecting wall, the outlet platform, the connecting wall and the socket jointly define a container The accommodating space allows the first winding and the first iron core to be combined and inserted in a direction intersecting the second winding. The second iron core is arranged on the second frame and is connected to the first iron core Form a magnetic circuit.

In an embodiment, one of the first frame body and the second frame body is provided with a guide rail at the combination position, and the other is conformed to the shape of the guide rail.

In one embodiment, the first frame body and the second frame body respectively have two constraining parts that conflict with each other after being assembled, and the configurations of the two constraining parts are complementary.

In one embodiment, the socket is larger than the outlet platform, and the second outlet portion has two hollow areas respectively located on both sides of the outlet platform and where the first iron core and the second iron core are in contact with each other .

In an embodiment, the second frame body has a supporting block arranged on the bearing seat and located in the accommodating space.

In an embodiment, the second outlet portion has a plurality of outlet grooves respectively extending from the outlet platform to the connecting wall.

In one embodiment, the height of the connecting wall matches the first iron core.

In addition to the foregoing, the present invention also provides a transformer bobbin including a first frame body and a second frame body combined with the first frame body, the first frame body having a first winding part and a device A first outlet portion at one end of the first winding portion and protruding from one side of the first winding portion. The second frame body has a second winding part combined with the first winding part and a second winding part disposed at an end of the second winding part that is not combined with the first winding part and protruding from the second winding part One side of the second outlet part, the second outlet part and the first outlet part are arranged at the same end of the transformer bobbin and are respectively located on two opposite sides of the transformer bobbin, and the second outlet part is formed into a The outlet platform connected to the second winding part, a connecting wall connected with the outlet platform, and a socket connected with the connecting wall, the outlet platform, the connecting wall and the socket jointly define a container The opening of the accommodating space faces the first outlet portion.

In an embodiment, one of the first frame body and the second frame body is provided with a guide rail at the combination position, and the other is conformed to the shape of the guide rail.

In one embodiment, the first frame body and the second frame body respectively have two constraining parts that conflict with each other after being assembled, and the configurations of the two constraining parts are complementary.

In an embodiment, the second frame body has a supporting block arranged on the bearing seat and located in the accommodating space.

In one embodiment, the socket is larger than the outlet platform, and the second outlet portion has two hollow areas respectively located on both sides of the outlet platform.

In an embodiment, the second outlet portion has a plurality of outlet grooves respectively extending from the outlet platform to the connecting wall.

According to the foregoing disclosure of the invention, compared with the conventional technology, the present invention has the following characteristics: the present invention uses the detachable first frame body and the second frame body to form the transformer bobbin, so that the first winding and the The second winding can be implemented in an automated coil. In addition, the combination of the detachable components of the transformer of the present invention is simple and does not require complicated structural alignment.

The detailed description and technical content of the present invention are described as follows with the drawings:

1 to 4, the present invention provides a transformer 100, especially a vertical transformer, the transformer 100 includes a first winding 11, a first iron core 12, a second winding 13 and a second iron core 15. The first winding 11 includes a first frame 111 and a first coil 112 wound around the first frame 111. The first frame 111 has a first winding portion for winding the first coil 112 113 and a first outlet portion 114 disposed at one end of the first winding portion 113 and protruding from one side of the first winding portion 113. In addition, the first frame 111 further has a first channel 115 passing through both ends of the first winding portion 113. Furthermore, the first iron core 12 is disposed at one end of the first frame 111 having the first outlet portion 114, and the first iron core 12 is formed to provide a first installation for placing one end of the first winding portion 113 Area 121, and a first center pillar 122 disposed in the first installation area 121, the first center pillar 122 extends into the first installation area 121 when the first winding portion 113 is placed in the first installation area 121 In channel 115.

On the other hand, the second winding 13 includes a second frame 131 and a second coil 132 wound around the second frame 131, wherein the second frame 131 and the first frame 111 of the present invention are As an independent part, the first frame body 131 and the second frame body 111 are combined to form a transformer wire frame 16. Further, in the present invention, when the second frame body 131 and the first frame body 111 are mechanized and automatically wound, they are not combined but are separately and independently wound.

In addition, the second frame body 131 has a second winding portion 133 provided for winding the second coil 132 and combined with the first winding portion 113, and a second winding portion 133 provided on the second winding portion 133 that is not connected to the first winding portion 113. A winding portion 113 is combined with one end and protruding from the second outlet portion 134 on one side of the second winding portion 133. Further, the second outlet portion 134 and the first outlet portion 114 are provided at the same end of the transformer bobbin 16 and are respectively located on two opposite sides of the transformer bobbin 16, as shown in FIG. 2. Furthermore, the second outlet portion 134 of the present invention is formed with an outlet platform 135 connected to the second winding portion 133, a connecting wall 136 connected with the outlet platform 135, and a bearing connecting the connecting wall 136 Seat 137, the outlet platform 135 and the bearing seat 137 may be parallel, and the connecting wall 136 is perpendicular to the outlet platform 135 and the bearing seat 137, respectively. In one embodiment, the height of the connecting wall 136 is consistent with the first iron core 12. Furthermore, the outlet platform 135, the connecting wall 136 and the socket 137 jointly define an accommodating space 138. Further, the second frame 131 and the first frame 111 constitute the transformer wire frame 16 Under the condition of, the opening of the accommodating space 138 faces the first outlet portion 114. Furthermore, in the accommodating space 138 of the present invention, the first winding 11 and the first iron core 12 are combined to be inserted in a direction intersecting the second winding 13. In addition, the second frame 131 has a second channel 139 penetrating both ends of the second winding portion 133, and the second channel 139 is connected to the second winding portion 133 and the first winding portion 113 after being combined with the The first passage 115 communicates.

In addition, the second iron core 15 is disposed on the side of the second frame body 131 where the second outlet portion 134 is not formed, and the second iron core 15 and the first iron core 12 form a magnetic circuit. The second iron core 15 is formed to provide a second installation area 151 where one end of the second winding portion 133 is placed, and a second center pillar 152 provided in the second installation area 151. The second center pillar 152 extends into the second channel 139 when the second iron core 15 is installed on the second frame 131. Whether the second center pillar 152 extends into the second channel is connected to the second channel 139 The contact of a center pole 122 depends on the design requirements of the transformer 100, and can be contact or non-contact.

In conclusion, before the components of the transformer 100 are assembled, the first frame 111 and the second frame 131 respectively wind the first coil 112 and the second coil 132 to complete the first winding 11 and the The second winding 13. The assembly sequence of the transformer 100 is as follows, and please refer to FIGS. 5 to 7. First, the first winding 11 is placed in the first installation area 121 of the first iron core 12, so that the first winding 11 and the The first iron core 12 constitutes a component, and then the component is placed in the accommodating space 138 in a direction intersecting the second winding 13, and in this embodiment, the component is only partially placed in the accommodating space 138, and finally The second iron core 15 and the second winding 13 are combined again, and the second iron core 15 contacts the first iron core 12 to complete the transformer 100. In summary, the present invention uses the detachable first frame body 111 and the second frame body 131 to form the transformer bobbin 16 so that the first winding 11 and the second winding 13 can be separately automated Perform the winding of the coil. In addition, the detachable components of the transformer of the present invention are very simple when assembled, and no complicated structural alignment is required.

2 and 4, in one embodiment, one of the first frame 111 and the second frame 131 is provided with a guide rail 116 at the assembly joint, and the other is to conform to the guide rail 116的型configuration. Taking the drawing in this case as an example, the first frame 111 is provided with the guide rail 116 at one end of the first winding portion 113 that is to be combined with the second winding portion 133, and the second winding portion 113 is One end of the first winding portion 113 is combined in a predetermined configuration to conform to the configuration of the guiding track 116. Furthermore, it can be seen from the foregoing description of the assembly of the transformer 100 that the components are assembled in a direction intersecting the second winding 13. Therefore, the guide rail 116 is also formed based on the foregoing direction. Furthermore, in an embodiment, the first frame body 111 and the second frame body 131 respectively have two limit parts 117 and 140 that conflict with each other after assembly, and the two limit parts 117 and 140 respectively. The configuration is complementary. Continuing to take the drawing in this case as an example, the first winding part 111 is formed with a stepped limiting part 117 at one end of the second winding part 133 in a predetermined assembly, and the second winding part 133 is in a predetermined assembly. One end of the first winding portion 111 is formed with a step-like limiting portion 140 whose shape is complementary to the other limiting portion 117. The two limiting portions 117 and 140 act on the first winding portion 111 and The second winding part 133 assists positioning during the assembly process. In one embodiment, the second frame body 131 has a supporting block 143 disposed on the socket 137 and located in the accommodating space 138, and the supporting block 143 is opposed to the first supporting block 143 placed in the accommodating space 138 The winding portion 113 provides support. Further, the supporting block 143 can be formed at the connection between the connecting wall 136 and the socket 137. On the other hand, the first iron core 12 may be formed with a first notch 123 having a shape corresponding to the supporting block 143 at one end of the first iron core 12 that is scheduled to be inserted into the accommodating space 138. Please refer to FIGS. 1 to 5 again. In one embodiment, the first outlet portion 114 is formed with a retaining wall 118 for supporting one side of the first iron core 12, and further, the first outlet portion 114 A positioning protrusion 119 is formed on the side of the retaining wall 118 facing the accommodating space 138, and the first core 12 is formed with a second notch corresponding to the positioning protrusion 119 on the side corresponding to the retaining wall 118 124.

Please refer to FIGS. 2 to 4 again. The socket 137 is larger than the outlet platform 135, and the second outlet portion 134 has two hollow areas 141 respectively located on both sides of the outlet platform 135. In this embodiment, after the component is placed in the accommodating space 138, the first iron core 138 is placed in the accommodating space 138 and the part corresponding to the two hollow areas 141 can be directly observed by the two hollow areas 141, and then the After the second iron core 15 is combined with the second winding 13, the second iron core 15 will partially correspond to the two hollow areas 141 and contact the part of the first iron core 12 corresponding to the two hollow areas 141.

Please refer to FIG. 2 again. In one embodiment, the second outlet portion 134 has a plurality of outlet grooves 142 respectively extending from the outlet platform 135 to the connecting wall 136, and the outlet grooves 142 are arranged side by side, and provide The end of the second coil 132 is placed. On the other hand, the first outlet portion 114 may be formed with a plurality of limiting slots 110, and each limiting slot 110 can provide the end of the first coil 112 to be inserted therein.

In summary, it is only a preferred embodiment of the present invention. When the scope of implementation of the present invention cannot be limited by this, that is, all equal changes and modifications made according to the scope of the patent application of the present invention shall still belong to the present invention. The scope of patent coverage.

100: Transformer 11: First winding 111: first frame 112: first coil 113: First winding part 114: The first outlet 115: first channel 116: Guide Rail 117: Limit 118: Wall 119: positioning bump 110: limit slot 12: The first core 121: The first installation area 122: first center pillar 123: The first gap 124: The second gap 13: second winding 131: second frame 132: second coil 133: Second winding part 134: The second outlet 135: Outlet platform 136: connecting wall 137: Seat 138: Housing Space 139: Second Channel 140: limit part 141: hollow area 142: Outlet slot 143: Support block 15: Second core 151: Second installation area 152: second center pillar 16: Transformer wire rack

Fig. 1 is a schematic diagram of a transformer bobbin structure according to an embodiment of the present invention. Figure 2 is an exploded schematic diagram of a transformer bobbin structure according to an embodiment of the present invention. Figure 3 is a schematic cross-sectional view of a transformer bobbin structure according to an embodiment of the present invention. Fig. 4 is an exploded schematic diagram of the structure of a transformer according to an embodiment of the present invention. Fig. 5 is a schematic diagram of assembly of a transformer according to an embodiment of the present invention (1). Fig. 6 is a schematic diagram of assembly of a transformer according to an embodiment of the present invention (2). Fig. 7 is a schematic diagram of assembly of a transformer according to an embodiment of the present invention (3).

100: Transformer

11: First winding

111: first frame

112: first coil

113: First winding part

114: The first outlet

115: first channel

116: Guide Rail

118: Wall

119: positioning bump

110: limit slot

12: The first core

121: The first installation area

122: first center pillar

123: The first gap

124: The second gap

13: second winding

131: second frame

132: second coil

133: Second winding part

134: The second outlet

136: connecting wall

137: Seat

138: Housing Space

139: Second Channel

140: limit part

142: Outlet slot

15: Second core

151: Second installation area

152: second center pillar

Claims (13)

A transformer that contains: A first winding includes a first frame body and a first coil wound around the first frame body. The first frame body has a first winding portion for winding the first coil and a A first outlet portion at one end of the first winding portion and protruding from one side of the first winding portion; A first iron core, arranged on the first frame body and formed with one end of the first outlet part; A second winding includes a second frame body and a second coil wound around the second frame body. The second frame body is combined with the first frame body to form a transformer wire frame. The second frame body has A second winding part provided with the second coil winding and one end combined with the first winding part, and a second winding part provided at the second winding part not being combined with the first winding part and protruding from the second The second outlet part on one side of the winding part, the second outlet part and the first outlet part are arranged at the same end of the transformer bobbin and are respectively located on two opposite sides of the transformer bobbin, the second outlet The part forms an outlet platform connected with the second winding part, a connecting wall connected with the outlet platform, and a socket connected with the connecting wall. The outlet platform, the connecting wall and the socket jointly define Out an accommodating space, the accommodating space enables the first winding and the first iron core to be assembled in a direction intersecting the second winding; and A second iron core is arranged on the second frame and forms a magnetic circuit with the first iron core. The transformer according to claim 1, wherein one of the first frame body and the second frame body is provided with a guide rail at the assembly position, and the other is conformed to the configuration of the guide rail. According to the transformer of claim 2, wherein the first frame body and the second frame body respectively have two limit parts that conflict with each other after being assembled, and the configurations of the two limit parts are complementary. The transformer according to any one of claims 1 to 3, wherein the socket is larger than the outlet platform, and the second outlet part has two outlets respectively located on both sides of the outlet platform, so that the first core and the second The hollow area where the two iron cores contact here. The transformer according to any one of claims 1 to 3, wherein the second frame has a supporting block arranged on the bearing seat and located in the accommodating space. The transformer according to any one of claims 1 to 3, wherein the height of the connecting wall matches the first iron core. The transformer according to any one of claims 1 to 3, wherein the second outlet portion has a plurality of outlet grooves respectively extending from the outlet platform to the connecting wall. A transformer wire frame, including: A first frame body having a first winding part and a first outlet part arranged at one end of the first winding part and protruding from one side of the first winding part; and A second frame body, combined with the first frame body, the second frame body has a second winding part combined with the first winding part and a second winding part which is not connected to the first winding part. The winding part combines one end and protrudes from the second outlet part on one side of the second winding part. The second outlet part and the first outlet part are arranged at the same end of the transformer bobbin and are respectively located in the transformer On two opposite sides of the wire rack, the second outlet portion is formed with an outlet platform connected to the second winding portion, a connecting wall connected with the outlet platform, and a socket connected with the connecting wall. The outlet The platform, the connecting wall and the bearing jointly define an accommodating space, and the opening of the accommodating space faces the first outlet part. The transformer bobbin according to claim 8, wherein one of the first frame body and the second frame body is provided with a guide rail at the combination position, and the other is conformed to the configuration of the guide rail. The transformer bobbin according to claim 9, wherein the first frame body and the second frame body respectively have two limit parts that conflict with each other after being assembled, and the configurations of the two limit parts are complementary. The transformer wire frame according to any one of claims 8 to 10, wherein the second frame body has a supporting block arranged on the bearing seat and located in the accommodating space. The transformer bobbin according to any one of claims 8 to 10, wherein the socket is larger than the outlet platform, and the second outlet portion has two hollow areas respectively located on both sides of the outlet platform. The transformer bobbin according to any one of claims 8 to 10, wherein the second outlet portion has a plurality of outlet slots extending from the outlet platform to the connecting wall, respectively.

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