CN202871535U - Combined type transformer with leakage inductance adjustment function - Google Patents
Combined type transformer with leakage inductance adjustment function Download PDFInfo
- Publication number
- CN202871535U CN202871535U CN 201220545613 CN201220545613U CN202871535U CN 202871535 U CN202871535 U CN 202871535U CN 201220545613 CN201220545613 CN 201220545613 CN 201220545613 U CN201220545613 U CN 201220545613U CN 202871535 U CN202871535 U CN 202871535U
- Authority
- CN
- China
- Prior art keywords
- leakage inductance
- drum stand
- section
- coil
- function
- 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.)
- Expired - Lifetime
Links
Images
Landscapes
- Coils Or Transformers For Communication (AREA)
Abstract
The utility model discloses a combined type transformer with a leakage inductance adjustment function. The combined type transformer with the leakage inductance adjustment function comprises a first coiling frame, a second coiling frame and a magnetic core group. The first coiling frame comprises a first coiling part where a first coil is wound and a cover part which is connected with the first coiling part. The second coiling frame is arranged in the cover part and comprises a second coiling part where a second coil is arranged and a limiting part located between the first coiling part and the second coiling part. An assembling space where a leakage inductance adjustment part is arranged is formed between the limiting part and the cover part. The magnetic core group penetrates through the first coiling frame and the second coiling frame. Magnetic coupling is produced after the first coil and the second coil are power-on and through the magnetic core group, wherein the magnetic coupling of the first coil and the second coil is reduced due to the guide of the leakage inductance adjustment part, so that leakage inductance valve of the transformer is improved.
Description
Technical field
The utility model relates to a kind of combined transformer, espespecially a kind of combined transformer with leakage inductance adjustment function.
Background technology
Transformer is electronic building brick commonly used in the various electric equipment, in order to adjust different voltages, the scope that can be suitable for to reach electrical equipment.General traditional transformer comprises a drum stand, one with the magnetic core group of this drum stand assembling, one is wound in an elementary coiling and the level coiling on this drum stand.The setting that is one of the forming of this drum stand, in manufacturing process, need twine first after this elementary coiling, twine again this secondary rolling thread, or after having twined first this secondary rolling thread, twine again this elementary coiling, last and this magnetic core group assembling, and can't twine simultaneously this elementary coiling and this secondary rolling thread, cause production process complicated, the power that consumes again consuming time.
Then announce the M336517 patent just like TaiWan, China, it is a kind of transformer and primary-secondary type coil holder thereof, mainly is to make the coil holder of a transformer comprise a sub-coil holder and a bus-bar frame, and this son, bus-bar frame have respectively independently a bobbin winder base and a plurality of outer pin that draws.Wherein, supply respectively an armature winding and the winding of a level winding on this bobbin winder base of this son, bus-bar frame, and connect with the outer pins that draw of corresponding those respectively.Because the bobbin winder base of this son, bus-bar frame mutually wears and consists of isolation, has splendid isolation effect, in addition should son, bus-bar frame has respectively this bobbin winder base and those outer pins that draws, can make this armature winding and this secondary winding of transformer when producing, have module of one's own, only must utilize simple combination operation can finish easily assembling.And for example TaiWan, China is announced the I371763 patent, and it is a kind of transformer, comprises a drum stand group, magnetic core cover and a magnetic core group.Wherein, this drum stand group comprises one first penetrating via, an elementary winding base and a first secondary winding pedestal.At least one elementary coiling of this elementary winding base winding and have one first external member, this first secondary winding pedestal winding first secondary winding and being arranged in first accommodation space of the first external member of elementary winding base, has spacer assembly in the first accommodation space of the first external member, the first secondary winding of first secondary winding pedestal winding comprises coiling section and loop line section, and the coiling section is separated with spacer assembly mutually with the loop line section.The magnetic core cover is connected with group with the drum stand group, and has the second penetrating via.The magnetic core group is arranged at the first penetrating via of drum stand group and the second penetrating via of magnetic core cover at least in part.This transformer designs for modularity, can be convenient to applied in any combination.
On the other hand, in the electronic product such as liquid crystal display of a new generation, because liquid crystal display need to see through a backlight module required light source is provided, and backlight module must use discharge lamp as backlight usually, and discharge lamp need to drive through the converter circuit of power system.At present the size of liquid crystal display is done larger and larger, the length of used discharge lamp and quantity also relative increase, thus also must increase its driving voltage, so the used transformer of converter circuit is take the transformer of high pressure and tool magnetic leakage sense type as main.Hereat, how to increase the transformer leakage inductance value, want the actively target of research and development for each dealer.
Yet no matter above-mentioned existing integrally formed transformer or combined transformer all can't be adjusted the transformer leakage inductance value, can't reach simultaneously the effect of ease of assembly and increase transformer leakage inductance value, still can't meet the demand of electronic product of new generation.
Summary of the invention
Main purpose of the present utility model is to solve the problem that existing transformer can't be adjusted leakage inductance.
For reaching above-mentioned purpose, the utility model provides a kind of combined transformer that leakage inductance is adjusted function that has, and comprises the magnetic core group that one first drum stand, one second drum stand and are assembled with this first, second drum stand.This first drum stand comprises first winding section for one first coil winding, and the sleeved part of this first winding section of connection.This second drum stand is arranged in this sleeved part, comprise second winding section for the setting of one second coil, and one connect this second winding section and the limiting section between this first winding section and this second winding section, is formed with an assembling space between this limiting section and this sleeved part so that a leakage inductance adjustment part to be set.This magnetic core group wears this first drum stand and this second drum stand, and this magnetic core group of mat produces magnetic coupling behind this first, second coil electricity, and wherein the magnetic coupling of this first, second coil is subjected to this leakage inductance adjustment part guiding and reduces, and improves the leakage inductance value of this transformer.
Further, this first drum stand has a first passage that supplies this magnetic core group to wear, and this second drum stand has a second channel that supplies this magnetic core group to wear and be communicated with this first passage.
Further, this second drum stand includes an outlet section with a plurality of grooves, and this sleeved part includes one and forms the shielding portion of a plurality of passing channels with those grooves of this outlet section.
Further, this second coil is that a conducting strip is reeled and to be formed, and this second coil comprises an installing section that is arranged at this second winding section, and a plurality of extension is from this installing section and be positioned the line segment that goes out in those passing channels.
Further, this first drum stand includes a pin section for this first coil connection, and this first drum stand has first openend that supplies this second drum stand to enter, and this pin section and this shielding portion all are located at this openend.
Further, this sleeved part has a plurality of outer wall guide portion that are arranged at this sleeved part, and those guide portion form between any two one this first coil guided to the guiding channel of this pin section by this first winding section.
Further, this first drum stand includes a pin section for this first coil connection, this first drum stand has first openend that supplies this second drum stand to enter, and second openend that wears for this magnetic core group, wherein this shielding portion is located at this first openend, and this pin section is located at this second openend.
The beneficial effect that the utility model has is:
1. the utlity model has leakage inductance and adjust the combined transformer of function and design for modularity, assemble very conveniently, save and have integrally formed drum stand now and need twine first armature winding and twine again the spent operation of secondary winding.
2. be formed at this assembling space between this limiting section and this sleeved part by this, this leakage inductance adjustment part is set, this magnetic core group of this first, second coil mat produces magnetic coupling after this has leakage inductance to adjust the combined transformer energising of function, and the magnetic coupling of this first, second coil is guided by namely this leakage inductance adjustment part and reduces, and improves the leakage inductance value of this transformer.
Description of drawings
Fig. 1 the utlity model has the assembling schematic diagram that leakage inductance is adjusted the combined transformer of function;
Fig. 2 the utlity model has the STRUCTURE DECOMPOSITION schematic diagram that leakage inductance is adjusted the combined transformer of function;
Fig. 3 the utlity model has leakage inductance to adjust the generalized section that the combined transformer of function does not arrange this leakage inductance adjustment part and this second coil;
Fig. 4 the utlity model has the generalized section that leakage inductance is adjusted the combined transformer of function;
Fig. 5 the utlity model has another example structure decomposing schematic representation that leakage inductance is adjusted the combined transformer of function.
Embodiment
Relevant detailed description of the present utility model and technology contents now just cooperate description of drawings as follows:
See also Fig. 1, Fig. 2 and shown in Figure 3, adjust assembling and the STRUCTURE DECOMPOSITION schematic diagram of the combined transformer of function for the utlity model has leakage inductance, as shown in the figure: the utility model is a kind of combined transformer that leakage inductance is adjusted function that has, comprise one first drum stand 1, one second drum stand 2 and one with this first, second drum stand 1, the 2 magnetic core groups 3 of assembling.This first drum stand 1 comprises first winding section 11 for 4 windings of one first coil, and the sleeved part 12 of this first winding section 11 of connection.This second drum stand 2 is arranged in this sleeved part 12, comprise second winding section 21 for 5 settings of one second coil, and one connect this second winding section 21 and the limiting section 22 between this first winding section 11 and this second winding section 21, is formed with an assembling space S between this limiting section 22 and this sleeved part 12 so that a leakage inductance adjustment part 23 to be set.This magnetic core group 3 wears this first drum stand 1 and this second drum stand 2, specifically, this first drum stand 1 has a first passage 13 that supplies this magnetic core group 3 to wear, this second drum stand 2 has a second channel 24 that supplies this magnetic core group 3 to wear and be communicated with this first passage 13, this magnetic core group 3 of mat produces magnetic coupling after making this first, second coil 4,5 energisings, and this first, second coil 4,5 magnetic coupling are subjected to these leakage inductance adjustment part 23 guiding and reduce, and improve the leakage inductance value of this transformer.
As shown in Figures 3 and 4, specifically, the utility model is the transformer of a vertical type, and this second drum stand 2 is for being set up in the winding base of a circuit board (not shown), and this first drum stand 1 is sleeved on this second drum stand 2 from top to bottom.This second drum stand 2 includes an outlet section 25 with a plurality of grooves 251, this sleeved part 12 of this first drum stand 1 includes a shielding portion 121, when this first drum stand 1 was sleeved on this second drum stand 2, this shielding portion 121 was sleeved on this line section 25 and covers those grooves 251 and form a plurality of passing channel L.In implementation aspect of the present utility model, this second coil 5 is reeled by a conducting strip and is formed, this second winding section 21 is a groove that supplies this complete second coil 5 of coiling to be installed with, this second coil 5 can directly be arranged in this second winding section 21, wherein this second coil 5 comprises an installing section 51 that is arranged at this second winding section 21, and a plurality of extension goes out line segment 52 from this installing section 51.Those go out line segment 52 when this conducting strip is reeled in advance, namely be bent with an angle, when this first drum stand 1 is sleeved on this second drum stand 2, those go out line segment 52 respectively along those groove 251 outlets of this outlet section 25, and limited by this shielding portion 121 of this first drum stand 1, and be positioned respectively in those passing channels L, namely do not have the situation that make progress and bend because of these restoring forces that go out line segment 52 itself, and really fixedly go out placement of foot.
In addition, the utlity model has leakage inductance, to adjust the combined transformer assembling process of function as described below, and this first coil 4 is wound on this first winding section 11, and when this first coil 4 twines, this second coil 5 can be simultaneously winding shaping in the lump.When this first drum stand 1 was assembled with this second drum stand 2, this installing section 51 of this second coil 5 directly was arranged at this second winding section 21.Then this leakage inductance adjustment part 23 is sheathed on this limiting section 22, specifically, this leakage inductance adjustment part 23 directly with this second coil 5 against, and be subjected to this installing section 51 supports of this second coil 5.Afterwards this first drum stand 1 directly is sleeved on this second drum stand 2, form this assembling space S between this sleeved part 12 and this limiting section 22 this moment, this leakage inductance adjustment part 23 namely is located among this assembling space S, wherein this first drum stand 1 includes a pin section 14 for these first coil, 4 connections, and first openend 15 that enters for this second drum stand 2, this pin section 14 all is located at this first openend 15 with this shielding portion 121, and this sleeved part 12 has a plurality of guide portion 122 that are arranged at the outer wall of this sleeved part 12, those guide portion 122 are a projection specifically, and those guide portion 122 form respectively between any two one this first coil 4 guided to the guiding channel 123 of this pin section 14 by this first winding section 11.Because it is complete that this first coil 4 has twined before assembling, so this first coil 4 twines and can guide to this pin section 14 outlets from this first winding section 11 with those guiding channels 123 by those guide portion 122 when assembling.At last, again with this magnetic core group 3 by this first, second passage 13,24 and this first and second drum stand 1,2 assemblings, the utlity model has the combined transformer that leakage inductance is adjusted function and finish.This first, second coil 4 after the energising, this magnetic core group 3 of 5 mats produce magnetic couplings, and this first, second coil 4,5 magnetic coupling are subjected to these leakage inductance adjustment part 23 guiding and reduce, and improve the leakage inductance value of this transformer.
Yet, the utility model is not limited to the transformer of vertical type, as shown in Figure 5, the combined transformer that the utlity model has leakage inductance adjustment function more can be a horizontal type transformer, this first drum stand 1 has this first openend 15 that enters for this second drum stand 2, and second openend 16 that wears for this magnetic core group 3, wherein this shielding portion 121 is located at this first openend 15, and this pin section 14 is located at this second openend 16.Same, in the enforcement aspect of horizontal type transformer, when this first coil 4 is wound in this first winding section 11, this second coil 5 can be reeled complete simultaneously in advance, when combination, only need this installing section 51 of this second coil 5 is sheathed on this second winding section 21, again this leakage inductance adjustment part 23 is sheathed on this limiting section 22, then with this second drum stand 2 by this first openend 15 and this first drum stand, 1 combination, last again this first drum stand 1 that this magnetic core group 3 and assembling is complete is namely finished this case with this second drum stand, 2 assemblings and is had the combined transformer that leakage inductance is adjusted function.
In sum, the utlity model has leakage inductance and adjust the combined transformer of function and design for modularity, assemble very conveniently, save and have integrally formed drum stand now and need twine first armature winding and twine again the spent operation of secondary winding.In addition, be formed at this assembling space between this limiting section and this sleeved part by this, this leakage inductance adjustment part is set, this magnetic core group of this first, second coil mat produces magnetic coupling after this has leakage inductance to adjust the combined transformer energising of function, and the magnetic coupling of this first, second coil is guided by namely this leakage inductance adjustment part and reduces, and improves the leakage inductance value of this transformer.
Therefore the utility model has creativeness and meets the important document of applying for utility model patent.
Below the utility model is described in detail, the above only is a preferred embodiment of the present utility model, when the scope that can not limit the utility model enforcement.Be that all equalizations of doing according to the utility model claim protection range change and revise etc., all should still belong in the patent covering scope of the present utility model.
Claims (7)
1. one kind has the combined transformer that leakage inductance is adjusted function, it is characterized in that this combined transformer with leakage inductance adjustment function comprises:
One first drum stand comprises first winding section for one first coil winding, and the sleeved part of this first winding section of connection;
One second drum stand, be arranged in this sleeved part, comprise second winding section for the setting of one second coil, and one connect this second winding section and the limiting section between this first winding section and this second winding section, is formed with an assembling space between this limiting section and this sleeved part so that a leakage inductance adjustment part to be set; And
One magnetic core group wears this first drum stand and this second drum stand, and this magnetic core group of mat produces magnetic coupling behind this first, second coil electricity, and wherein the magnetic coupling of this first, second coil is subjected to this leakage inductance adjustment part guiding and reduces, and improves the leakage inductance value of this transformer.
2. have as claimed in claim 1 leakage inductance and adjust the combined transformer of function, it is characterized in that, this first drum stand has a first passage that supplies this magnetic core group to wear, and this second drum stand has a second channel that supplies this magnetic core group to wear and be communicated with this first passage.
3. have as claimed in claim 1 leakage inductance and adjust the combined transformer of function, it is characterized in that, this second drum stand includes an outlet section with a plurality of grooves, and this sleeved part includes one and forms the shielding portion of a plurality of passing channels with those grooves of this outlet section.
4. have as claimed in claim 3 leakage inductance and adjust the combined transformer of function, it is characterized in that, this second coil is that conducting strip coiling forms, this second coil comprises an installing section that is arranged at this second winding section, and a plurality of extension is from this installing section and be positioned the line segment that goes out in those passing channels.
5. have as claimed in claim 3 leakage inductance and adjust the combined transformer of function, it is characterized in that, this first drum stand includes a pin section for this first coil connection, this first drum stand has first openend that supplies this second drum stand to enter, and this pin section and this shielding portion all are located at this openend.
6. have as claimed in claim 5 leakage inductance and adjust the combined transformer of function, it is characterized in that, this sleeved part has a plurality of outer wall guide portion that are arranged at this sleeved part, and those guide portion form between any two one this first coil guided to the guiding channel of this pin section by this first winding section.
7. have as claimed in claim 3 leakage inductance and adjust the combined transformer of function, it is characterized in that, this first drum stand includes a pin section for this first coil connection, this first drum stand has first openend that supplies this second drum stand to enter, and second openend that wears for this magnetic core group, wherein this shielding portion is located at this first openend, and this pin section is located at this second openend.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220545613 CN202871535U (en) | 2012-10-24 | 2012-10-24 | Combined type transformer with leakage inductance adjustment function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220545613 CN202871535U (en) | 2012-10-24 | 2012-10-24 | Combined type transformer with leakage inductance adjustment function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202871535U true CN202871535U (en) | 2013-04-10 |
Family
ID=48038230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220545613 Expired - Lifetime CN202871535U (en) | 2012-10-24 | 2012-10-24 | Combined type transformer with leakage inductance adjustment function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202871535U (en) |
-
2012
- 2012-10-24 CN CN 201220545613 patent/CN202871535U/en not_active Expired - Lifetime
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102867625B (en) | Combined adjustable transformer bobbin and transformer applying same | |
| CN104240918B (en) | Transformer device structure | |
| CN2929928Y (en) | Transformer structure | |
| CN204376551U (en) | Stator module and the compressor with it | |
| CN201181642Y (en) | Transformer structure | |
| CN101447324B (en) | Transformer structure | |
| CN202871535U (en) | Combined type transformer with leakage inductance adjustment function | |
| CN101261895A (en) | Transformer structure | |
| CN203746632U (en) | Transformer coiling rack combined structure | |
| CN104934205B (en) | Transformer reel composite structure | |
| CN102982979B (en) | Pancake coil wound three-phase transformer | |
| CN209418268U (en) | Split type transformer winding bobbin and transformer | |
| CN201196901Y (en) | Winding structure for transformer | |
| CN202332539U (en) | Coaxially connected transformer wire winder | |
| CN207319880U (en) | Adapter and transformer, bobbin thereof | |
| CN202816597U (en) | Vertical-typed voltage withstand transformer bobbin | |
| CN104091685A (en) | Magnetic control transformer | |
| CN202887952U (en) | Combination type transformer | |
| CN101430964A (en) | Transformer structure | |
| TWI471879B (en) | Combination transformer with leakage inductance adjustment function | |
| KR101142218B1 (en) | Inductor Module | |
| CN205919390U (en) | Induction cooker and base thereof | |
| CN203038768U (en) | Combined isolated transformer | |
| CN202258727U (en) | Transformer structure | |
| CN202275702U (en) | Slot winding type switching transformer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130410 |