CN1510702A - Switch voltage transformer - Google Patents
Switch voltage transformer Download PDFInfo
- Publication number
- CN1510702A CN1510702A CNA021574693A CN02157469A CN1510702A CN 1510702 A CN1510702 A CN 1510702A CN A021574693 A CNA021574693 A CN A021574693A CN 02157469 A CN02157469 A CN 02157469A CN 1510702 A CN1510702 A CN 1510702A
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- CN
- China
- Prior art keywords
- coil frame
- secondary coil
- primary coil
- flange
- reel portion
- 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.)
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Abstract
The present invention provides a switching transformer, particularly, a transformer which has the coils with good operating property, can match the power lines well and can be used easily. In this transformer, the structure of the coil frame is the structure with double members consisting of a first coil frame ( 1 ) and a second coil frame ( 2 ) in which first coil frame ( 1 ) is accommodated. Moreover, in a so-called switching transformer with multi-flanges, a plurality of flanges ( 18 ) are formed with proper intervals on the periphery of reel portion ( 17 ) of second coil frame ( 2 ) positioned on the outer side and a plurality of lap-jointing slots (18a ) are formed in the proper positions on the flanges ( 18 ) so as to lead the leading lines of second coils ( 19 ).
Description
Technical field
The present invention relates to switch transformer (ス イ Star チ Application ゲ ト ラ Application ス), particularly relate to the switch transformer that is applicable to such as among the TV.
Background technology
Switch transformer includes all kinds.At present, if classify from textural switch transformer to general use, include edge insulation adhesive tape (マ one ジ Application イ プ) type, the resin-encapsulated type, the electric wire of coil adopts 3 layers of wire type of 3 layers of electric wire, coil is divided into a plurality of, has so-called many flange-type of a plurality of flanges (Off ラ Application ジ) etc.
These types all have merits and demerits.Such as, the switch transformer of edge insulation adhesive tape type necessarily requires to adopt insulating tape class material, and will carry out insulating tape is wound in the operation at the two ends of bobbin.In addition, the switch transformer of resin-encapsulated type requires to carry out molded operation.In addition, for the switch transformer of 3 layers of wire type, operating circuit is defined.Also have, in the switch transformer of many flange-type in the past, elementary, secondary coil are alternately twined, have at interval, so coil is bigger owing to become.
In addition, the switch transformer that these are various, except edge insulation adhesive tape type, in use, the coupling of necessary acquisition and circuit is so be difficult to use.
Summary of the invention
The present invention be directed to above-mentioned situation and propose, the object of the present invention is to provide a kind of rectifier transformer, the operation of its coil is good, and obtains the coupling with circuit easily.
The present invention realizes above-mentioned purpose by following proposal, this scheme comprises primary coil frame (1), in this primary coil frame (1), periphery in reel portion (4), be wound with primary coil (3), and the bottom in above-mentioned reel portion (4) is provided with the terminal base (8) with a plurality of pins (11); Secondary coil frame (2), in this secondary coil frame (2), part by the reel portion (4) of the described primary coil (3) of above-mentioned primary coil frame (1) winding is accommodated in the reel portion (17), and this secondary coil frame (2) is arranged on the above-mentioned terminal base (8), periphery in the reel portion (17) of above-mentioned secondary coil frame (2), along its length direction, be formed with a plurality of flanges (18) at interval, peripheral part in these flanges (18), along the circumferential direction, form the overlap joint groove (18a) of a plurality of secondary coil lead-out wire overlap joint usefulness at interval, can select to have a plurality of flanges (18) of above-mentioned overlap joint groove (18a), twine secondary coil (19).
Brief description of drawings
Fig. 1 is for representing in the one embodiment of the invention cross sectional illustration figure of primary coil frame and secondary coil frame assembled state;
Fig. 2 represents of the present invention, and the primary coil frame that is wound with primary coil is assembled to the stereogram of the state on the secondary coil frame;
Fig. 3 is illustrated in the periphery of the secondary coil frame that is equipped with the primary coil frame, twines the example of secondary coil;
Fig. 4 represents that another twines example;
Fig. 5 represents one to twine example again;
Fig. 6 represents to be equipped with the stereogram of finishing example of iron core.
Embodiment
In the present invention, coil holder structure adopts by primary coil frame 1, and this primary coil frame 1 is contained in the secondary coil frame 2 inner two modular constructions that form.In addition, the periphery of the reel portion 17 of the secondary coil frame 2 in the outside, be formed with a plurality of flanges 18 with suitable spacing, switch transformer as so-called many flange-type, its architectural feature is: the suitable position on these flanges 18, be formed with a plurality of overlap joint groove 18a, so that can overlap the lead-out wire of secondary coil 19.
Its reason is: can pass through flange, the winding of secondary coil is positioned, and can adjust the winding width easily by selecting flange at interval, can carry out voltage adjustment etc. easily, and can obtain the coupling with circuit easily.
Fig. 1 is the key diagram of the basic structure of bobbin of the present invention.Fig. 2 is the exploded perspective view of expression confined state.Fig. 3～Fig. 6 represents of the present invention, twines the step example of secondary coil on the secondary coil frame.
At first, in Fig. 1 and Fig. 2, label 1 expression primary coil frame.This primary coil frame 1 is hollow form, the EE type, or the crura intermedium of iron core as the ferrite core body of the suitable shape of ER type etc. can insert its inside, and have the reel portion 4 that is wound with the hollow cylindrical of primary coil 3 in its periphery.
Top in this reel portion 4 is formed with the flange 5 that is circular plate type substantially.Above the flange 5, be formed with the teat 6 of flange 7 usefulness of the top formation that is positioned at secondary coil frame 2 at this.In addition, below this reel portion 4, form terminal base 8.
Below the outside of each portion of terminal 9,10, be inserted with the pin one 1 that is fit to quantity with suitable spacing respectively.Appropriate location being inserted between each inboard pin one 1 on the outer face of portion of terminal 9, from the top down, longitudinally forms gathering sill 12, and this gathering sill 12 is used for the lead-out wire of primary coil 3 (diagram is omitted) is sent to pin one 1 side of regulation.
In addition, at the back side of each terminal 9,10 9a, between the 10a, form otch 13, this otch 13 is used for two pin (with reference to Fig. 6) of iron core are led, take in.In addition, two of iron core pin are and corresponding shapes such as this kerf.
In addition, two of the top 9b of a terminal base 9 ends are formed with teat 9c respectively therein, and 9d, this teat 9c, 9d are used for big thickness portion 14 location of secondary coil frame 2, install.In other words, be formed at the teat 9c at both ends respectively, between the 9d, be formed with recess 9e, the width of this recess 19e equates that with the width of the big thickness portion 14 of secondary coil frame 2 big thickness portion 14 in the secondary coil frame 2 is arranged at herein.When the structure to secondary coil frame 2 describes, will specifically describe this.
On other end stroma 10, be formed with holding section 16, this holding section 16 can fasten with the holding section 15 that its underpart is in the secondary coil frame 2 of L font substantially.
Above-mentioned secondary coil frame 2 has the reel portion 17 of hollow cylindrical.Top in this reel portion 17 is formed with circular flange 7, at this pars intermedia above flange 7, forms porose 7a, and this hole 7a is used to make the crura intermedium of iron core to pass, and the reel portion 4 interior hollow bulbs of this hole 7a and primary coil frame 1 are connected.In addition, the both sides of the hole 7a on flange 7 are formed with a pair of teat 7b, 7c, and this is to teat 7b, and 7c locatees iron core.In addition, on flange 7, be formed with otch 7d, its be used to indicate flange 7 towards.
Also have, the periphery in the reel portion 17 of secondary coil 2 along its length, with appropriate intervals, according to the order from the below, is formed with such as, a plurality of flanges 18 of the 1st～the 3rd, forms the switch transformer of so-called many flange-type.The number of this flange 18 is not limited to illustrated example.
The peripheral part of one of them terminal base 9 one side in flange 18, along circumferentially being formed with a plurality of overlap joint groove 18a, lead other part of the overlap joint line that this overlap joint groove 18a is used for being wound in the secondary coil 19 (with reference to Fig. 4～6) in the reel portion 17, the purpose that forms a plurality of overlap joint groove 18a is can select the overlap joint groove 18a of suitable position overlapping line when overlapping out.On other flange 18, equally also form overlap joint groove 18a.
Have again, overlap joint groove 18a in the flange 18 only is shown in Fig. 2 is formed at one of them terminal base 9 one side in the primary coil frame 1, but it also can be formed at opposition side, that is, and other end stroma 10 1 sides of primary coil frame 1.
Foot in the reel portion 17 of secondary coil frame 2 is formed with rectangular substantially flange 20, and above-mentioned big thickness portion 14 is formed at the downside of one of them end of this flange 20, in this big thickness portion 14, forms gathering sill 21.The gathering sill 12 corresponding formation of this gathering sill 21 and one of them portion of terminal 9 one side of primary coil frame.
In addition, on one of them side 14a of this big thickness portion 14, form with primary coil frame 1 the teat 14b of the location usefulness when combined.Promptly, this big thickness portion 14 is positioned between the recess 9e of terminal base 8, and teat 14b is located on one of them the teat 9c that forms on the terminal base 8 of primary coil frame 1, and the bottom surface of above-mentioned big thickness portion 14 is arranged at top (with reference to Fig. 1) of portion of terminal 9 with small gap g.
The other end such as Fig. 1 of the flange 20 of the below of secondary coil frame 2 shown in Fig. 6 etc., are positioned on the end face of another terminal portion 10 1 sides of primary coil frame 1.In addition, at the sidepiece of above-mentioned flange 20, the otch 22 that the bipod of formation configuration iron core is used.
When assembling, reel portion 4 parts that are wound with the primary coil frame 1 of primary coil 3 are inserted in the hollow bulb of secondary coil frame 2.In this occasion, as shown in Figure 1, the teat 6 of primary coil frame 1 fastens with the inner face recess of the flange 7 of secondary coil frame 2.In addition, the teat 14b of secondary coil frame 2 shown in Figure 2 is positioned on the step-like teat 9c of primary coil frame 1 side, and in addition, the fore-end by warpage in the holding section 15 of secondary coil frame 2 is positioned at the downside of the teat 16 of primary coil frame 1 side, is stuck.And, secondary coil 19 is wound on the periphery of reel portion 17 of secondary coil frame 2.
Below with reference to Fig. 3～Fig. 6, the example that twines secondary coil 19 in the reel portion 19 of secondary coil frame 2 is described.
At first, Fig. 3 represents following example, and in this example, from the below of the reel portion 17 of secondary coil 2, upward, on whole sections of 18 of each flanges, the overlap joint groove 18a through being fit to twines main secondary coil 19.Wherein, the lead-out wire 19a of the winding section start of secondary coil 19 be inserted in the pin one 1 on one of them portion of terminal 9, with several the 4th pin ones 1 are connected from the right side, the lead-out wire 19b at place, winding end is selectively with several the 2nd pin ones 1 are connected from the right side under the shown position.
Then, as shown in Figure 4, provide following example, wherein, the sections between the flange 20 of the foot of reel portion 17 and side's formed thereon the 1st flange 18 twines secondary coil 19.In this occasion, the lead-out wire 19a of winding section start is selectively with several the 3rd pin ones 1 are connected from a left side, and in addition, the lead-out wire 19b at place, winding end is selectively with several the 4th pin ones 1 are connected from a left side.
Fig. 5 is illustrated in the sections between the 1st flange 18 and the 2nd flange 18 above it etc., twines the example of secondary coil 19.Wherein, the lead-out wire 19a of winding section start is connected with the pin one 1 of left end selectively, and the lead-out wire 19b at place, winding end is with several the 2nd pin ones 1 are connected from a left side.
Fig. 6 represents, in each sections, behind the winding secondary coil 19, as well-known, assembles the assembling stereogram of the switch transformer of the present invention of iron core 23 on this sub-assembly.
By the present invention, because not as the switch transformer of in the past many flange-type, periphery at bobbin is mixed with primary coil, secondary coil, in addition respectively on each flange, along the circumferential direction have a plurality of overlap joint grooves,, can lead the overlap joint line by the overlap joint groove of selecting to be fit to, so can have the winding coil position, the degree of freedom of coil winding methods.
In addition,, twine secondary coil 19, can obtain the degree of freedom of winding width owing to can select the sections that is fit to, thus can carry out voltage adjustment etc. easily, and can obtain easily with circuit and be complementary.
In the occasion of winding around, carry out the position of kinking circle such as be from, play winding near the position of oneself side, or have from the coil winding operation of center winding.At this moment, in the bobbin in the switch transformer in the past, adopt insulating tape, with coil location, fixing, but because in secondary coil frame of the present invention, flange 18 has when twining the function of coil location, so when coil, also needn't use as the set positions of coil winding around, the fixing insulating tape of the location usefulness of usefulness.
Claims (1)
1. switch transformer, it comprises: primary coil frame (1), in this primary coil frame (1), periphery in reel portion (4), be wound with primary coil (3), and, be provided with terminal base (8) with a plurality of pins (11) in the bottom of above-mentioned reel portion (4); Secondary coil frame (2), in this secondary coil frame (2), reel portion (4) part that is wound with the described primary coil (3) of above-mentioned primary coil frame (1) is accepted in the reel portion (17) of this secondary coil frame (2), and this secondary coil frame (2) is arranged on the above-mentioned terminal base (8), it is characterized in that:
Periphery in the described reel portion (17) of above-mentioned secondary coil frame (2), along its length direction, be formed with a plurality of flanges (18) at interval, peripheral part in these flanges (18), along the circumferential direction, be formed with the overlap joint groove (18a) of a plurality of secondary coil lead-out wire overlap joint usefulness at interval, can select to have a plurality of flanges (18) of above-mentioned overlap joint groove (18a), twine secondary coil (19).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021574693A CN1305084C (en) | 2002-12-23 | 2002-12-23 | Switch voltage transformer |
| HK05100022A HK1067778A1 (en) | 2002-12-23 | 2005-01-04 | Switching transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021574693A CN1305084C (en) | 2002-12-23 | 2002-12-23 | Switch voltage transformer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1510702A true CN1510702A (en) | 2004-07-07 |
| CN1305084C CN1305084C (en) | 2007-03-14 |
Family
ID=34236588
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021574693A Expired - Fee Related CN1305084C (en) | 2002-12-23 | 2002-12-23 | Switch voltage transformer |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN1305084C (en) |
| HK (1) | HK1067778A1 (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101630580B (en) * | 2008-07-17 | 2012-11-14 | Nec东金株式会社 | Coil device with bobbin structure |
| CN102856050A (en) * | 2011-06-30 | 2013-01-02 | 三星电机株式会社 | Transformer and display device using the same |
| CN102856052A (en) * | 2011-06-30 | 2013-01-02 | 三星电机株式会社 | Transformer and display device using the same |
| CN102856051A (en) * | 2011-06-30 | 2013-01-02 | 三星电机株式会社 | Transformer and display device using the same |
| CN103956254A (en) * | 2014-04-15 | 2014-07-30 | 昆山达功电子有限公司 | Transformer with automatic cooling function |
| CN103956255A (en) * | 2014-04-15 | 2014-07-30 | 昆山达功电子有限公司 | Heat dissipation transformer |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0217452Y2 (en) * | 1984-10-30 | 1990-05-16 |
-
2002
- 2002-12-23 CN CNB021574693A patent/CN1305084C/en not_active Expired - Fee Related
-
2005
- 2005-01-04 HK HK05100022A patent/HK1067778A1/en not_active IP Right Cessation
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101630580B (en) * | 2008-07-17 | 2012-11-14 | Nec东金株式会社 | Coil device with bobbin structure |
| CN102856050A (en) * | 2011-06-30 | 2013-01-02 | 三星电机株式会社 | Transformer and display device using the same |
| CN102856052A (en) * | 2011-06-30 | 2013-01-02 | 三星电机株式会社 | Transformer and display device using the same |
| CN102856051A (en) * | 2011-06-30 | 2013-01-02 | 三星电机株式会社 | Transformer and display device using the same |
| CN102856050B (en) * | 2011-06-30 | 2015-07-29 | 三星电机株式会社 | Transformer and use the display unit of this transformer |
| CN102856051B (en) * | 2011-06-30 | 2016-03-02 | 株式会社搜路研 | Transformer and use the display unit of this transformer |
| CN103956254A (en) * | 2014-04-15 | 2014-07-30 | 昆山达功电子有限公司 | Transformer with automatic cooling function |
| CN103956255A (en) * | 2014-04-15 | 2014-07-30 | 昆山达功电子有限公司 | Heat dissipation transformer |
Also Published As
| Publication number | Publication date |
|---|---|
| HK1067778A1 (en) | 2005-04-15 |
| CN1305084C (en) | 2007-03-14 |
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Granted publication date: 20070314 Termination date: 20101223 |