CN204257364U - Transformer and transformer framework - Google Patents
Transformer and transformer framework Download PDFInfo
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- CN204257364U CN204257364U CN201420761315.3U CN201420761315U CN204257364U CN 204257364 U CN204257364 U CN 204257364U CN 201420761315 U CN201420761315 U CN 201420761315U CN 204257364 U CN204257364 U CN 204257364U
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Abstract
The utility model one embodiment proposes a kind of transformer and transformer framework, and transformer framework comprises: framework main, comprises the winding section that described pedestal is fixed in pedestal and one end; At least one first blade, is removably connected to the diverse location that described framework main also discontinuously can be positioned at described framework main, and in described framework main, defines the first winding area and the second winding area.Described transformer comprises above-mentioned transformer framework.Position and the thickness of the first blade of the utility model transformer framework can change, thus on transformer framework, define the first winding area and the second winding area that relative distance and coiling width can change, improve the versatility of transformer framework, save the expense of die sinking, bring and very large facility to design R&D work.
Description
Technical field
The utility model relates to a kind of transformer, particularly relates to a kind of transformer and the transformer framework that can adjust leakage inductance.
Background technology
Transformer is electronic component conventional in current electronic equipment, formed primarily of a skeleton, a magnetic core group, a primary coil and a secondary coil, wherein primary coil and secondary coil are wound on skeleton, and magnetic core group wears coil holder and primary coil and secondary coil produces electromagnetic coupled and respond to, reach the object of voltage transitions.
The leakage inductance (leakage inductance) of transformer does not reach absolutely for being coupled between primary coil with secondary coil, the magnetic line of force that primary coil produces produces the inductance of leakage field by the part of coil, namely the part magnetic flux missed in the process be coupled with secondary coil of the primary coil of transformer.
In the LLC circuit be made up of resonant inductance, resonant capacitance and magnetizing inductance, the leakage inductance of main transformer can be equivalent to an inductance in the serial connection of the winding of correspondence.Therefore, the leakage inductance of main transformer can be done greatly to replace resonant inductance.
But, different leakage inductances may be needed in circuit, and due to main transformer structure in prior art be fixing, main transformer can only provide the leakage inductance of specific size, and the design making to utilize leakage inductance to replace resonant inductance cannot generally be applied.
Summary of the invention
An object of the present utility model proposes a kind of transformer and skeleton thereof, can by the structure of adjustment skeleton, the leakage inductance of different size is provided, thus main transformer can only provide the problem of the leakage inductance of specific size in solution prior art, the design utilizing leakage inductance to replace resonant inductance can generally be applied.
For achieving the above object, the utility model one embodiment proposes a kind of transformer framework, comprising:
Framework main, comprises the winding section that described pedestal is fixed in pedestal and one end;
At least one first blade, is removably connected to the diverse location that described framework main also discontinuously can be positioned at described framework main, and in described framework main, defines the first winding area and the second winding area.
In an embodiment of the utility model transformer framework, described winding section has at least one draw-in groove; First blade described in each comprises the first blade body and is arranged at least one first stuck point in described first blade body; In the described draw-in groove disposed therein of first stuck point described in one of them, make described first blade relative with described framework main fixing.
In an embodiment of the utility model transformer framework, one end concave shaped wedgewise groove of draw-in groove described in each, described wedge-shaped slot and described first stuck point match.
In an embodiment of the utility model transformer framework, described winding section also had groove, one end of draw-in groove described in each is communicated in describedly crosses groove, and described first stuck point can enter describedly crosses groove, and screw in be communicated in described cross groove one of them described in draw-in groove.
In an embodiment of the utility model transformer framework, described winding section is cylindrical, and described groove of crossing is arranged along the generatrix direction of described winding section, and described multiple draw-in groove is parallel to each other and circumference along described winding section is arranged.
In an embodiment of the utility model transformer framework, the spacing between adjacent two draw-in grooves is equal.
In an embodiment of the utility model transformer framework, described first blade is multiple, and described in each, the first blade is removably connected to draw-in groove described in one of them.
In an embodiment of the utility model transformer framework, described transformer framework also comprises the second blade, and described second blade is removably connected to the other end of described winding section.
In an embodiment of the utility model transformer framework, described winding section has at least one draw-in groove; Described second blade comprises the second blade body and is arranged at least one second stuck point in described second blade body; In the described draw-in groove disposed therein of second stuck point described in one of them, make described second blade relative with described framework main fixing.
The utility model embodiment also proposes a kind of transformer, comprise transformer framework, the first coil, the second coil and magnetic core group, described first coil and described second coil difference winding are in the first winding area of described transformer framework and the second winding area, described magnetic core group is passed described transformer framework and is docking together, it is characterized in that, described transformer framework is above-mentioned transformer framework.
Position and the thickness of the first blade of the utility model transformer framework can change, thus on transformer framework, define the first winding area and the second winding area that Distance geometry coiling width can change, improve the versatility of transformer framework, save the expense of die sinking, bring and very large facility to design R&D work.
Should be understood that, it is only exemplary and explanatory that above general description and details hereinafter describe, and can not limit the utility model.
Accompanying drawing explanation
Accompanying drawing to be herein merged in specification and to form the part of this specification, shows and meets embodiment of the present utility model, and is used from specification one and explains principle of the present utility model.
Figure 1 shows that the schematic diagram of the transformer framework of the utility model one embodiment.
Figure 2 shows that the decomposing schematic representation of transformer framework in Fig. 1.
Figure 3 shows that the enlarged diagram at P place in Fig. 2.
Figure 4 shows that the schematic diagram of the transformer framework of another embodiment of the utility model.
Figure 5 shows that the schematic diagram of the transformer of the utility model one embodiment.
Embodiment
Here will be described exemplary embodiment in detail, its sample table shows in the accompanying drawings.When description below relates to accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawing represents same or analogous key element.Execution mode described in following exemplary embodiment does not represent all execution modes consistent with the utility model.On the contrary, they only with as in appended claims describe in detail, the example of equipment that aspects more of the present utility model are consistent and method.
For solving prior art Problems existing, the embodiment of the present invention proposes a kind of transformer framework.Utilize the respective outer side edges of framework main and blade, transformer framework is formed the first winding area and the second winding area, by adjusting relative distance and the width of the first winding area and the second winding area, to regulate the position of primary coil and secondary coil, thus the size of adjustment leakage inductance.
For solving prior art Problems existing, the embodiment of the present invention also proposes a kind of transformer, comprises transformer framework, the first coil, the second coil and magnetic core group.Winding is in the first winding area of transformer framework and the second winding area respectively for first coil and the second coil, and magnetic core group is docking together through after transformer framework.Below be specifically described.
Figure 1 shows that the schematic diagram of the transformer framework of the utility model one embodiment, Fig. 2 is the decomposing schematic representation of transformer framework in Fig. 1.As depicted in figs. 1 and 2, transformer framework 1 comprises framework main 10, first blade 20 and the second blade 30.Framework main 10 has the winding section 12 that pedestal 11 is fixed in pedestal 11 and one end, the winding area of framework main 10 is divided into the first winding area S1 and the second winding area S2 by the first blade 20, for winding first coil and the second coil (not shown), the first coil and the second coil can be respectively primary coil and the secondary coil of transformer.Pedestal 11 and winding section 12 can be formed in one.
Pedestal 11 is provided with multiple pin 11a, after the first coil and the second coil are set around framework main 10, corresponding lead-in wire can be drawn, and be connected to multiple pin 11a, and be connected to power supply by multiple pin 11a.
Figure 3 shows that the enlarged diagram at P place in Fig. 2, shown in composition graphs 2 and Fig. 3, in the present embodiment, winding section 12 is cylindrical, and pedestal 11 is fixed in its one end 123, and the other end 124 is free end, winding section 12 has draw-in groove 121 and crosses groove 122.Cross groove 122 to extend along the generatrix direction of winding section 12 from the free end 124 of winding section 12.In the present embodiment, crossing groove 122 is extend along the first direction D1 shown in Fig. 2.Draw-in groove 121 is at least one.When draw-in groove 121 is one, may be used for the first blade 20 that thickness setting is different.When draw-in groove 121 is multiple, multiple draw-in groove 121 is arranged in parallel.One end of each draw-in groove 121 was communicated in groove 122, and the other end along the circumference of winding section 12, and to extend perpendicular to the direction crossing groove 122, and is formed with wedge-shaped slot 125 at end.Preferably, except two draw-in grooves of the free end 124 near winding section 12, in other draw-in grooves 121, the spacing between two adjacent draw-in grooves 121 is equal.
Preferably, wedge-shaped slot 125 is formed by one end indent of draw-in groove 121, crosses the degree of depth of groove 122 identical with the partial depth that draw-in groove 121 was communicated in groove 122, and the depth ratio of wedge-shaped slot 125 crosses groove 122 and draw-in groove 121, and to be communicated in the part of groove 122 darker.
Winding section 12 can comprise multiple draw-in groove 121 crossed groove 122 and be communicated in groove 122, groove 122 is crossed winding section 12 to have three in the present embodiment, each groove 122 of crossing is communicated with multiple draw-in groove 121 for example and is described, but the utility model is not as limit.
First blade 20 has the first blade body 21 and is arranged at the first stuck point 22 in the first blade body 21, that be matched with groove 122 and draw-in groove 121.In the present embodiment, the quantity crossing groove 122, first stuck point 22 corresponding to three on winding section 12 is three, and corresponds to the location arrangements of groove 122.First blade body 21 is in the present embodiment for having the annular of the first perforate 23, and the internal diameter of this first perforate 23 equals or slightly larger than the external diameter of columniform winding section 12.First stuck point 22 stretches out from the inwall of the first blade body 21 of ring-type.First stuck point 22 has the inclined-plane corresponding to wedge-shaped slot 125.
Second blade 30 has the second blade body 31 and is arranged at the second stuck point 32 in the second blade body 31, that be matched with groove 122 and draw-in groove 121.In the present embodiment, the quantity crossing groove 122, second stuck point 32 corresponding to three on winding section 12 is three, and corresponds to the location arrangements of groove 122.Second blade body 31 has the second circular perforate 33 in the present embodiment, and the internal diameter of this second perforate 33 equals or slightly larger than the external diameter of columniform winding section 12.Second stuck point 32 stretches out from the inwall of this second perforate 33.Second stuck point 32 also has the inclined-plane corresponding to wedge-shaped slot 125.
Preferably, the first blade 20, second blade 30 and/or winding section 12 utilize the material that minute elastic deformation can occur to make, and are made by integrated mode.The shape of the first stuck point 22 and the second stuck point 32 is preferably and coordinates wedge-shaped slot 125 to arrange, i.e. the shape complementarity of stuck point and wedge-shaped slot.
Upon assembly, that the first stuck point 22 of the first blade 20 is aimed at winding section 12 crosses groove 122, is set on winding section 12 by the first blade 20 along crossing groove 122 along first direction D1.When the first blade 20 arrives the position needed, rotate the first blade 20 along the second direction D2 shown in Fig. 2, make it to screw in draw-in groove 121.After the first stuck point 22 arrives wedge-shaped slot 125, the inclined-plane of the first stuck point 22 and the inclined-plane of wedge-shaped slot 125 cooperatively interact, and make the first blade 20 can not continue to rotate.
Afterwards, that the second stuck point 32 of the second blade 30 is aimed at winding section 12 crosses groove 122, is set on winding section 12 by the second blade 30 along crossing groove 122 along first direction D1.When the second blade 30 arrives the position needed, rotate the second blade 30 along the second direction D2 shown in Fig. 2, make it to screw in draw-in groove 121.After the second stuck point 32 arrives wedge-shaped slot 125, the inclined-plane of the second stuck point 32 and the inclined-plane of wedge-shaped slot 125 cooperatively interact, and make the second blade 30 can not continue to rotate.Second blade 30 is fixed in the draw-in groove 121 nearest apart from the free end 124 of winding section 12 usually.
Fig. 4 is the schematic diagram of the transformer framework of another embodiment of the present utility model.As shown in Figure 4, the transformer framework of the present embodiment can comprise multiple first blade 20, and this sentences two for example and is described.Two the first blade 20 intervals are arranged, its first stuck point 22 is fastened in different draw-in grooves 121, the winding area of framework main 10 is divided into the first winding area S1 and the second winding area S2, wherein the first winding area S1 is between the second blade 30 and first blade 20 nearest apart from it, and the second winding area S2 is between pedestal 11 and first blade 20 nearest apart from it.When the first winding area S1 and the second winding area S2 are arranged with coil, by regulating distance between first blade 20 and the first blade 20 of bottom of the top (distance between the first blade 20 that namely two intervals are maximum), adjust the degree of coupling of the first coil and the second coil, thus the size of adjustment leakage inductance.
It should be noted that, above-mentioned first winding area S1 and the second winding area S2 is not defined as the region shown in Fig. 4, all can as the first winding area S1 or the second winding area S2 by the first blade 20, second blade 30 and pedestal 11 the two region distinguished any.
Figure 5 shows that the schematic diagram of the transformer of the utility model one embodiment.As shown in Figure 5, transformer comprises transformer framework 1, magnetic core group 2, primary coil and secondary coil.But, in order to be clearly shown that the structure of transformer framework, in this accompanying drawing, do not demonstrate primary coil and secondary coil.The winding section 12 of transformer framework 1 is divided into the first winding area S1 and the second winding area S2 by the first blade 20, supplies primary coil and secondary coil winding respectively.
In the utility model, above embodiment is only citing and only uses, do not limit scope of the present utility model, such as, the width of each draw-in groove 121 can be identical or different, also can not parallelly arrange between draw-in groove 121, cross groove 122 and also can not arrange along the bus of winding section 12, the utility model is not as limit.
In sum, in the utility model embodiment, the size of the leakage inductance of transformer can be changed in the following way:
First blade 20 can be arranged on the position of needs by user, adjusts the width of the first winding area S1 and the second winding area S2 by changing the first blade 20 diverse location be arranged on winding section 12, thus the size of adjustment leakage inductance.
Or user can change the thickness of the first blade 20, the distance of the first winding area S1 and the second winding area S2 is made to increase or reduce, thus the size of adjustment leakage inductance.
Or, user can use multiple first blade 20 to separate the first winding area S1 and the second winding area S2, by the wire casing width that changes the first winding area S1 and the second winding area S2 and/or the distance changed between the first winding area S1 and the second winding area S2, thus the size of adjustment leakage inductance.
In sum, the transformer that the utility model embodiment proposes and skeleton thereof, at least tool has the following advantages:
First, first blade of the utility model transformer framework and/or the position of the second blade and thickness can change, thus on transformer framework, define the first winding area and the second winding area that Distance geometry coiling width can change, the discontinuous diverse location being positioned at winding section of first blade, improve the versatility of transformer framework, save the expense of die sinking, bring and very large facility to design R&D work.
Secondly, the utility model transformer framework is positioned by the cooperation of draw-in groove and stuck point, and compared to other locate mode more convenient and quicker, and degree of regulation is high, easily obtains accurate relative position and the spacing of the first winding area and the second winding area.
Again, the first blade and second blade of the utility model transformer framework can be formed in one, and there is no the risk of middle fracture compared to other modes.
Those skilled in the art, at consideration specification and after putting into practice disclosure herein, will easily expect other embodiment of the application.The application is intended to contain any modification of the present disclosure, purposes or adaptations, and these modification, purposes or adaptations are followed the general principle of the application and comprised the undocumented common practise in the art of the application or conventional techniques means.Specification and embodiment are only regarded as exemplary, and true scope and the spirit of the application are pointed out by claim.
Should be understood that, the application is not limited to precision architecture described above and illustrated in the accompanying drawings, and can carry out various amendment and change not departing from its scope.The scope of the application is only limited by appended claim.
Claims (10)
1. a transformer framework, is characterized in that, comprising:
Framework main, comprises the winding section that described pedestal is fixed in pedestal and one end;
At least one first blade, be removably connected to the diverse location that described framework main also discontinuously can be positioned at described framework main, at least one first blade described defines the first winding area and the second winding area in described framework main.
2. transformer framework as claimed in claim 1, is characterized in that described winding section having at least one draw-in groove; First blade described in each comprises the first blade body and is arranged at least one first stuck point in described first blade body; In the described draw-in groove disposed therein of first stuck point described in one of them, make described first blade relative with described framework main fixing.
3. transformer framework as claimed in claim 2, it is characterized in that, one end concave shaped wedgewise groove of draw-in groove described in each, described wedge-shaped slot and described first stuck point match.
4. transformer framework as claimed in claim 2, it is characterized in that described winding section also had groove, one end of draw-in groove described in each is communicated in described groove excessively, described first stuck point can enter describedly crosses groove, and screw in be communicated in described cross groove one of them described in draw-in groove.
5. transformer framework as claimed in claim 4, it is characterized in that, described winding section is cylindrical, and described groove of crossing is arranged along the generatrix direction of described winding section, and described multiple draw-in groove is parallel to each other and circumference along described winding section is arranged.
6. transformer framework as claimed in claim 5, it is characterized in that, the spacing between adjacent two draw-in grooves is equal.
7. transformer framework as claimed in claim 2, it is characterized in that, described first blade is multiple, and described in each, the first blade is removably connected to draw-in groove described in one of them.
8. transformer framework as claimed in claim 1, it is characterized in that, described transformer framework also comprises the second blade, and described second blade is removably connected to the other end of described winding section.
9. transformer framework as claimed in claim 8, is characterized in that described winding section having at least one draw-in groove; Described second blade comprises the second blade body and is arranged at least one second stuck point in described second blade body; In the described draw-in groove disposed therein of second stuck point described in one of them, make described second blade relative with described framework main fixing.
10. a transformer, comprise transformer framework, the first coil, the second coil and magnetic core group, described first coil and described second coil difference winding are in the first winding area of described transformer framework and the second winding area, described magnetic core group is passed described transformer framework and is docking together, it is characterized in that, the transformer framework of described transformer framework according to any one of claim 1-9.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420761315.3U CN204257364U (en) | 2014-12-05 | 2014-12-05 | Transformer and transformer framework |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420761315.3U CN204257364U (en) | 2014-12-05 | 2014-12-05 | Transformer and transformer framework |
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| CN204257364U true CN204257364U (en) | 2015-04-08 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106783090A (en) * | 2017-03-20 | 2017-05-31 | 东莞市大忠电子有限公司 | A kind of high-frequency transformer skeleton from band edge blanking bar |
| CN107256780A (en) * | 2017-08-08 | 2017-10-17 | 合肥市菲力克斯电子科技有限公司 | The copper cash adhesive tape isolating device of transformer framework |
| CN107256782A (en) * | 2017-08-08 | 2017-10-17 | 合肥市菲力克斯电子科技有限公司 | A kind of outer device of the bobbin that can dismantle stitch of transformer framework |
| CN107393703A (en) * | 2017-08-08 | 2017-11-24 | 合肥市菲力克斯电子科技有限公司 | The outer device of the bobbin of transformer framework |
| CN107393696A (en) * | 2017-08-08 | 2017-11-24 | 合肥市菲力克斯电子科技有限公司 | A kind of copper cash adhesive tape isolating device of transformer framework |
| CN107393695A (en) * | 2017-08-08 | 2017-11-24 | 合肥市菲力克斯电子科技有限公司 | A kind of outer device of bobbin of transformer framework |
-
2014
- 2014-12-05 CN CN201420761315.3U patent/CN204257364U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106783090A (en) * | 2017-03-20 | 2017-05-31 | 东莞市大忠电子有限公司 | A kind of high-frequency transformer skeleton from band edge blanking bar |
| CN107256780A (en) * | 2017-08-08 | 2017-10-17 | 合肥市菲力克斯电子科技有限公司 | The copper cash adhesive tape isolating device of transformer framework |
| CN107256782A (en) * | 2017-08-08 | 2017-10-17 | 合肥市菲力克斯电子科技有限公司 | A kind of outer device of the bobbin that can dismantle stitch of transformer framework |
| CN107393703A (en) * | 2017-08-08 | 2017-11-24 | 合肥市菲力克斯电子科技有限公司 | The outer device of the bobbin of transformer framework |
| CN107393696A (en) * | 2017-08-08 | 2017-11-24 | 合肥市菲力克斯电子科技有限公司 | A kind of copper cash adhesive tape isolating device of transformer framework |
| CN107393695A (en) * | 2017-08-08 | 2017-11-24 | 合肥市菲力克斯电子科技有限公司 | A kind of outer device of bobbin of transformer framework |
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