CN104575982A - Terminal for transformer - Google Patents
Terminal for transformer Download PDFInfo
- Publication number
- CN104575982A CN104575982A CN201310739638.2A CN201310739638A CN104575982A CN 104575982 A CN104575982 A CN 104575982A CN 201310739638 A CN201310739638 A CN 201310739638A CN 104575982 A CN104575982 A CN 104575982A
- Authority
- CN
- China
- Prior art keywords
- terminal
- connecting portion
- extension
- coil
- coil connecting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/29—Terminals; Tapping arrangements for signal inductances
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/06—Mounting, supporting or suspending transformers, reactors or choke coils not being of the signal type
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F2038/003—High frequency transformer for microwave oven
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Coils Of Transformers For General Uses (AREA)
- Coils Or Transformers For Communication (AREA)
Abstract
The present invention relates to a transformer terminal which prevents, in advance, damage of a terminal block engaged to a terminal unit or deformation due to high-temperature wall by making a wall of solder tank in between coil connection unit and separation protrusion, or in between spacing protrusions by forming the separation protrusion in an extension unit or forming the spacing protrusion in the terminal unit, when precipitating the coil connection unit engaged to an end unit of the coil in the solder tank. A transformer terminal of the present invention includes: the terminal unit to which voltage is inputted or outputted; the extension unit which is upwardly curved from one end of the terminal unit; and the coil connection unit which is backwardly curved from the extension unit and accommodates the end unit of the coil. The spacing protrusion is backwardly formed in the extension unit and the wall of the solder tank is located in between the coil connection unit and spacing protrusion so that the coil connection unit engaged to the end unit of the coil can be precipitated in the solder tank.
Description
Technical field
The present invention relates to transformer terminal { Terminal for transformer}, particularly relate to and form extension between portion of terminal and coil connecting portion, formed at above-mentioned extension and stagger projection or form spaced protrusions in an end of above-mentioned portion of terminal, with when the coil connecting portion being incorporated into overhang be impregnated in solder bath, make the cell wall of above-mentioned solder bath at above-mentioned coil connecting portion and stagger between projection or spaced protrusions, thus the prevention transformer terminal board that is incorporated into portion of terminal is damaged by the cell wall of high temperature or the transformer terminal of distortion.
Background technology
Transformer is the device needing to produce in the instrument of high pressure high pressure for the magnetron etc. of microwave oven, E shape iron core respectively arranges the secondary coil that primary winding and turn ratio are greater than primary winding, I shape iron core is fixed in the bottom of E shape iron core, fix to be installed in the support on other devices at the lower weld of I shape iron core, and, AC power is applied at primary winding fixed power source input terminal, and the high-voltage line of load is connected in the end of secondary coil, thus the high voltage transfer mutual induction effect utilized between primary winding and secondary coil produced is to load.
Namely, it is made to flow at primary winding by power input terminal supply alternating current, then form magnetic field at E shape iron core and I shape iron core, and this magnetic field produces mutual induction effect at primary winding and secondary coil, thus the secondary coil generation high voltage of primary winding is greater than in turn ratio, this high voltage is passed to load through the high-voltage line being connected to its end.
In the transformer terminal of prior art, the portion of terminal for inputing or outputing voltage is linearly formed at " U " font coil connecting portion for accommodating overhang, therefore, when impregnated in solder bath with the coil connecting portion that above-mentioned overhang is combined, be incorporated into cell wall or the solder of the transformer terminal board Contact welding hopper of above-mentioned portion of terminal, thus cause breakage or distortion.
Summary of the invention
The object of the invention is to overcome the deficiency of prior art and a kind of transformer terminal is provided, it forms extension between portion of terminal and coil connecting portion, formed at above-mentioned extension and stagger projection or form spaced protrusions in an end of above-mentioned portion of terminal, with when the coil connecting portion being incorporated into overhang be impregnated in solder bath, make the cell wall of above-mentioned solder bath at above-mentioned coil connecting portion and stagger between projection or spaced protrusions, thus prevention is incorporated into transformer terminal board damaged or distortion by the cell wall of high temperature of portion of terminal.
For achieving the above object, the transformer terminal of one embodiment of the invention, comprising: portion of terminal, voltage supplied inputs or outputs; Extension, is bent to form from one end of above-mentioned portion of terminal to top; And coil connecting portion, be rearward bent to form from above-mentioned extension and accommodate overhang; And, rearward form the projection that staggers at above-mentioned extension, with when impregnated in solder bath with the coil connecting portion that above-mentioned overhang is combined, making the cell wall of above-mentioned solder bath at above-mentioned coil connecting portion and above-mentionedly to stagger between projection.
The transformer terminal of another embodiment of the present invention, comprising: portion of terminal, voltage supplied inputs or outputs; Extension, is bent to form from one end of above-mentioned portion of terminal to top; And coil connecting portion, be forwards bent to form from above-mentioned extension and accommodate overhang; And, forwards form the projection that staggers at above-mentioned extension, with when impregnated in solder bath with the coil connecting portion that above-mentioned overhang is combined, making the cell wall of above-mentioned solder bath at above-mentioned coil connecting portion and above-mentionedly to stagger between projection.
In addition, the above-mentioned projection that staggers can make a part for above-mentioned extension cut bending forming in " Contraband " font.
The transformer terminal of further embodiment of this invention, comprising: portion of terminal, voltage supplied inputs or outputs; Extension, is bent to form from one end of above-mentioned portion of terminal to top; And coil connecting portion, be rearward bent to form from above-mentioned extension and accommodate overhang; And, forming spaced protrusions upward in an end of above-mentioned portion of terminal, with when impregnated in solder bath with the coil connecting portion that above-mentioned overhang is combined, making the cell wall of above-mentioned solder bath between above-mentioned coil connecting portion and above-mentioned spaced protrusions.
The present invention forms extension between portion of terminal and coil connecting portion, formed at above-mentioned extension and stagger projection or form spaced protrusions in an end of above-mentioned portion of terminal, with when the coil connecting portion being incorporated into overhang be impregnated in solder bath, make the cell wall of above-mentioned solder bath at above-mentioned coil connecting portion and stagger between projection or spaced protrusions, thus prevention is incorporated into transformer terminal damaged or distortion by the cell wall of high temperature of portion of terminal.
In addition, transformer terminal of the present invention can be incorporated into terminal board or easily from being wherein separated.
Accompanying drawing explanation
Fig. 1 is the transformer terminal schematic diagram of one embodiment of the invention;
Fig. 2 is the schematic diagram that the transformer terminal of one embodiment of the invention is incorporated into terminal board;
Fig. 3 is the skeleton diagram that the coil connecting portion of the transformer terminal of one embodiment of the invention impregnated in solder bath;
Fig. 4 is the schematic diagram that the transformer terminal of another embodiment of the present invention is separated from terminal board;
Fig. 5 is the schematic diagram that the transformer terminal of another embodiment of the present invention is incorporated into terminal board;
Fig. 6 is the skeleton diagram that the coil connecting portion of the transformer terminal of another embodiment of the present invention impregnated in solder bath;
Fig. 7 is the transformer terminal schematic diagram of further embodiment of this invention;
Fig. 8 is the skeleton diagram that the coil connecting portion of the transformer terminal of further embodiment of this invention impregnated in solder bath.
Embodiment
But, in detailed description process of the present invention, if think the understanding of the present invention is an impediment to relevant maniflest function or illustrating of structure, then will description is omitted.
Fig. 1 is the transformer terminal schematic diagram of one embodiment of the invention; Fig. 2 is the schematic diagram that the transformer terminal of one embodiment of the invention is incorporated into terminal board; Fig. 3 is the skeleton diagram that the coil connecting portion of the transformer terminal of one embodiment of the invention impregnated in solder bath.
The transformer terminal of one embodiment of the invention, comprising: portion of terminal 10, and voltage supplied inputs or outputs; Extension 20, is bent to form from one end of portion of terminal 10 to top; And coil connecting portion 30, be rearward bent to form from extension 20 and accommodate the end of coil C; And, rearward form the projection 25 that staggers at extension 20, during impregnated in solder bath 40 at the coil connecting portion 30 be combined with the end of coil C, make the cell wall 41 of solder bath 40 at coil connecting portion 30 and stagger between projection 25.
In order to transformer primary winding input voltage or export through secondary coil boosting voltage and form portion of terminal 10, and portion of terminal 10 the other end formed hole 19.
Be bent to form extension 20 from one end of portion of terminal 10 to top, and be rearward bent to form coil connecting portion 30 from extension 20.Coil connecting portion in " U " font accommodate the end of coil C, extruded by fixture (not shown) after the end of coil C to be installed and with the end strong bonded of coil C.
In addition, multiple through hole 30a is formed in the inner side of coil connecting portion 30, when the end of coil C accommodate and extrude and coil connecting portion 30 impregnated in above-mentioned solder bath 40 time, solder is infiltrated by above-mentioned through hole 30a, thus makes coil C be firmly fixed at above-mentioned coil connecting portion 30 more fast.
Rearward form the projection 25 that staggers at extension 20, and a part for extension 20 is in " Contraband " font, and incision is bent to form the projection 25 that staggers.
The transformer terminal of one embodiment of the invention is incorporated into terminal board, and above-mentioned transformer terminal board is incorporated into primary winding and/or secondary coil.
As shown in Figure 2, transformer terminal board comprises fixed station 50; And the joint portion 59 that front and back through confession portion of terminal 10 is inserted on fixed station 50.Now, the projection that staggers 25 is positioned at the top of joint portion 59.
In addition, the raised 10a of mounting tilted to a direction is formed at terminal board 10, after to the joint portion 59 of above-mentioned fixed station 50 to a direction inserted terminals platform 10, above-mentioned mounting projection 10a is mounted on joint portion 59 or fixed station 50, thus prevents terminal board 10 from departing from from the joint portion 59 of fixed station 50.
To the coil connecting portion 30 that the end that the hyperacoustic solder bath of applying (solder tank) 40 impregnated in coil C combines, then ultrasonic energy can be utilized to plate solder at coil connecting portion 30.Now, the solder being stored in solder bath is for the lower soldering alloy of the fusing point of soldering, usually adopts tin to be the alloy of base-material mixed copper, can various ratio mixing, and the melt temperature of the alloy formed with 63%Sn-37%Pb is about 183 DEG C.
Above-mentioned ultrasonic bonding is the electroless gold plating mode utilizing solder, and than electroplating, it is gold-plated dense, obtains various thickness, but have the uniform thickness of about about 15 ~ 35 μm according to the ultrasonic bonding time.
As shown in Figure 3, when the coil connecting portion 30 being incorporated into the end of coil C impregnated in solder bath 40, make the cell wall 41 of solder bath 40 at coil connecting portion 30 and above-mentionedly to stagger between projection 25.That is, the projection that staggers 25 prevents transformer terminal board to be contacted with the cell wall 41 of high temperature, and prevention transformer is damaged or distortion with terminal board.
Fig. 4 is the schematic diagram that the transformer terminal of another embodiment of the present invention is separated from terminal board; Fig. 5 is the schematic diagram that the transformer terminal of another embodiment of the present invention is incorporated into terminal board; Fig. 6 is the skeleton diagram that the coil connecting portion of the transformer terminal of another embodiment of the present invention impregnated in solder bath.
The transformer terminal of another embodiment of the present invention, comprising: portion of terminal 10, and voltage supplied inputs or outputs; Extension 20, is bent to form from one end of portion of terminal 10 to top; And coil connecting portion 30, be forwards bent to form from extension 20 and accommodate the end of coil C; And, forwards form the projection 25 that staggers at extension 20, during impregnated in solder bath 40 at the coil connecting portion 30 be combined with the end of coil C, make the cell wall 41 of solder bath 40 at coil connecting portion 30 and stagger between projection 25.
In order to transformer primary winding input voltage or export through secondary coil boosting voltage and form portion of terminal 10, and portion of terminal 10 the other end formed hole 19, portion of terminal 10 one end formed combined hole 11.
Be bent to form extension 20 from one end of portion of terminal 10 to top, and be forwards bent to form coil connecting portion 30 from extension 20.Coil connecting portion in " U " font to accommodate the end of coil C, extruded by fixture after the end of coil C to be installed and with the end strong bonded of coil C.
Forwards form the projection 25 that staggers at extension 20, and a part for extension 20 is in " Contraband " font, and incision is bent to form the projection 25 that staggers.
The transformer terminal of another embodiment of the present invention is incorporated into terminal board, and above-mentioned transformer terminal board is incorporated into primary winding and/or secondary coil.
As shown in Figures 4 and 5, transformer terminal board is formed with the resettlement section 51 of the thickness of portion of terminal 10 depression with accepting terminals portion 10, and comprise in resettlement section 51 be formed to top outstanding in conjunction with raised 55 fixed station 50; And be incorporated into the top of fixed station 50 and be formed with the cover section 60 supplying the combined hole 65 inserted in conjunction with projection 55.Now, a sidepiece of the fixed station 50 except forming the part of resettlement section 51 extends to cover section 60, bends be incorporated into fixed station 50 to make cover section 60.That is, cover section 60 bending is when being incorporated into fixed station 50, forms passing hole 57 and pass through for the other end of portion of terminal 10 between resettlement section 51 and cover section 60.
From passing hole 57 make the other end of portion of terminal 10 by and raised with an end of installing portion of terminal 1 in resettlement section 51 to combined hole 11 Intercalation, bending cover section 60 will in conjunction with projection 55 Intercalation hole 65, then the transformer terminal strong bonded of another embodiment of the present invention is in transformer terminal board.
As shown in Figure 6, when the coil connecting portion 30 being incorporated into the end of coil C impregnated in solder bath 40, make the cell wall 41 of solder bath 40 at coil connecting portion 30 and above-mentionedly to stagger between projection 25.The projection that staggers 25 prevents transformer terminal board to be contacted with the cell wall 41 of high temperature, and prevention transformer is damaged or distortion with terminal board.
Fig. 7 is the transformer terminal schematic diagram of further embodiment of this invention, and the coil connecting portion that Fig. 8 is the transformer terminal of further embodiment of this invention impregnated in the skeleton diagram of solder bath.
The transformer terminal of further embodiment of this invention, comprising: portion of terminal 10, and voltage supplied inputs or outputs; Extension 20, is bent to form from one end of portion of terminal 10 to top; And coil connecting portion 30, be rearward bent to form from extension 20 and accommodate the end of coil C; And, form spaced protrusions 27 upward in an end of portion of terminal 10, during impregnated in solder bath 40 at the coil connecting portion 30 be combined with the end of coil C, make the cell wall 41 of solder bath 40 between coil connecting portion 30 and spaced protrusions 27.
In order to transformer primary winding input voltage or export through secondary coil boosting voltage and form portion of terminal 10, and portion of terminal 10 the other end formed hole 19, form spaced protrusions 27 upward in an end of portion of terminal 10.
Form spaced protrusions 27 upward in an end of portion of terminal 10, and an end of portion of terminal 10 is in " Contraband " font, and incision is bent to form spaced protrusions 27.
As shown in Figure 2, transformer terminal board comprises fixed station 50; And the joint portion 59 that front and back through confession portion of terminal 10 is inserted on fixed station 50.Now, spaced protrusions 27 is positioned at the front of joint portion 59.
As shown in Figure 8, when the coil connecting portion 30 being incorporated into the end of coil C impregnated in solder bath 40, make the cell wall 41 of solder bath 40 between coil connecting portion 30 and above-mentioned spaced protrusions 27.That is, spaced protrusions 27 prevents transformer terminal board to be contacted with the cell wall 41 of high temperature, and prevention transformer is damaged or distortion with terminal board.
In addition, transformer terminal of the present invention not only can be used for transformer, also can be used for the various products of the practical coils such as noise filter.
Above-described embodiment is only in order to illustrate the present invention and unrestricted.Those of ordinary skill in the art should be appreciated that to modify to the present invention, be out of shape or be equal to and replaces.And not departing from the spirit and scope of the present invention, it all should be encompassed in the middle of right of the present invention.
Claims (4)
1. a transformer terminal, is characterized in that, comprising:
Portion of terminal, voltage supplied inputs or outputs;
Extension, is bent to form from one end of described portion of terminal to top; And
Coil connecting portion, is rearward bent to form from described extension and accommodates overhang;
And, rearward form the projection that staggers at described extension, with when impregnated in solder bath with the coil connecting portion that described overhang is combined, making the cell wall of described solder bath at described coil connecting portion and describedly to stagger between projection.
2. a transformer terminal, is characterized in that, comprising:
Portion of terminal, voltage supplied inputs or outputs;
Extension, is bent to form from one end of described portion of terminal to top; And
And coil connecting portion, be forwards bent to form from described extension and accommodate overhang;
And, forwards form the projection that staggers at described extension, with when impregnated in solder bath with the coil connecting portion that described overhang is combined, making the cell wall of described solder bath at described coil connecting portion and describedly to stagger between projection.
3. transformer terminal according to claim 1 and 2, is characterized in that: described in the projection that staggers make a part for described extension cut bending forming in " Contraband " font.
4. a transformer terminal, is characterized in that, comprising:
Portion of terminal, voltage supplied inputs or outputs;
Extension, is bent to form from one end of described portion of terminal to top; And
Coil connecting portion, is rearward bent to form from described extension and accommodates overhang;
And, forming spaced protrusions upward in an end of described portion of terminal, with when impregnated in solder bath with the coil connecting portion that described overhang is combined, making the cell wall of described solder bath between described coil connecting portion and described spaced protrusions.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2013-0126464 | 2013-10-23 | ||
| KR1020130126464A KR101447053B1 (en) | 2013-10-23 | 2013-10-23 | Terminal for transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104575982A true CN104575982A (en) | 2015-04-29 |
Family
ID=51996472
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310739638.2A Pending CN104575982A (en) | 2013-10-23 | 2013-12-27 | Terminal for transformer |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR101447053B1 (en) |
| CN (1) | CN104575982A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105719803A (en) * | 2016-04-12 | 2016-06-29 | 泉州市元华电子科技有限公司 | Wiring structure improvement of transformer and submerged pump adopting structure improvement |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3893990B2 (en) | 2002-01-31 | 2007-03-14 | ミツミ電機株式会社 | Coil device and manufacturing method thereof |
| KR100656422B1 (en) | 2005-09-30 | 2006-12-13 | 디피씨(주) | Terminal fixing structure of transformer coil unit |
| KR100765879B1 (en) | 2006-06-26 | 2007-10-10 | 디피씨(주) | Terminal and terminal fixing structure for high voltage transformer |
| KR101332770B1 (en) * | 2009-11-04 | 2013-11-25 | 현대중공업 주식회사 | Terminal connecting device of a higher-capacity transformer |
-
2013
- 2013-10-23 KR KR1020130126464A patent/KR101447053B1/en active IP Right Grant
- 2013-12-27 CN CN201310739638.2A patent/CN104575982A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105719803A (en) * | 2016-04-12 | 2016-06-29 | 泉州市元华电子科技有限公司 | Wiring structure improvement of transformer and submerged pump adopting structure improvement |
| CN105719803B (en) * | 2016-04-12 | 2018-09-18 | 福建元华泵业有限公司 | A kind of wiring construction of transformer |
| CN108922753A (en) * | 2016-04-12 | 2018-11-30 | 福建元华泵业有限公司 | A kind of Novel submersible pump |
| CN109087792A (en) * | 2016-04-12 | 2018-12-25 | 福建元华泵业有限公司 | A kind of transformer conducive to wiring and the immersible pump using the transformer |
Also Published As
| Publication number | Publication date |
|---|---|
| KR101447053B1 (en) | 2014-10-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150429 |