CN202121501U - Ultra-thin type multifunctional power supply filter - Google Patents
Ultra-thin type multifunctional power supply filter Download PDFInfo
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- CN202121501U CN202121501U CN2011200454716U CN201120045471U CN202121501U CN 202121501 U CN202121501 U CN 202121501U CN 2011200454716 U CN2011200454716 U CN 2011200454716U CN 201120045471 U CN201120045471 U CN 201120045471U CN 202121501 U CN202121501 U CN 202121501U
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- wrapping post
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Abstract
The utility model provides an ultra-thin type multifunctional power supply filter, including a pedestal and a magnetic core loaded by the pedestal. The magnetic core possesses two parallel pedestals and two wrapping posts with two ends respectively connected with the pedestals; each wrapping post includes two first surfaces which are in a mirror image relative to each other around the wrapping post center; and the width of the wrapping post along the first axial direction is larger than the wrapping post thickness defined by the outer rims of the two first surfaces. According to the technology characteristics, the shape of the wrapping posts can be elliptical or rectangle, thereby the wrapping posts can be elongated at one direction, and narrow at another direction. Thereby the thickness of the wrapping post can be compressed, the whole thickness of the power supply filter can be reduced, and more space can be saved for a worker to design thinner-type products.
Description
Technical field
The utility model relates to a kind of ultra-thin formula multifunction electric source filter, particularly relates to a kind of power-supply filter of improveing magnetic core and reaching slimming that has.
Background technology
Because the transmission of electric power or telecommunications must be passed through the medium that impedance differs in the actual life; And more phase mutual interference between different electric power or the telecommunications through the propagation of medium; Power waveform pure through disturbing, few noise with the formation of electric power of decaying or the impossible nature of telecommunications; Being widely used in the various electric equipments of therefore general filter is like computer, TV, sound equipment etc.Filter mainly is to be used to prevent Electromagnetic Interference (EMI) and some noises of filtering, so filter is extremely important in the application of now industry.
No. the 488558th, existing filter such as TaiWan, China patent announcement described " (one) is appended in the filter construction improvement of anti-electromagnetic interference "; This preceding case discloses a kind of filter and comprises an iron stamen, a coil holder and a base; Wherein this iron stamen becomes the section of a ㄇ shape, is horizontally set with a middle shaft part in this ㄇ shape opening part.This coil holder then is installed on this middle shaft part, twines lead by this coil holder.Finally by this base fixing this iron stamen and coil holder.
Another existing filter such as TaiWan, China patent certificate M324274 number " current mode makes up common-mode filter more "; This filter has comprised an iron core and a lid; This iron core is well word shape and laterally arranges; And this iron core is that level is provided with two center pillars that parallel, and this two center pillars left and right sides is extended again and is equipped with linking part, and this linking part is provided with a plurality of end points.This two center pillar is arranged with the above line group of a circle respectively again, and extend respectively on the end points that is welded in its connecting portion of iron core at these line group two ends.
The kenel of the center pillar of all visible this iron core or middle shaft part sub-circular basically in above existing structure because circular more convenient coiling, and is twined lead through machinery and can be saved manpower.Yet, also, still taken more space in the time of in being installed in more large-scale electronic installation because the center pillar of this iron core or middle shaft part basically near circular, make that such existing filter is thicker.Puzzlement when if the thickness of this filter do not improve will cause the dealer to design slim electronic product.
The utility model content
Because existing filter is subject to the iron core kenel, causes filter thickness to reduce, and further hinders the dealer to design the product of slimming.Therefore the purpose of the utility model is to provide a kind of filter construction of improvement, through changing the form of two wrapping posts on this filter, and then reaches the effect that reduces integral thickness.
The utility model is a kind of ultra-thin formula multifunction electric source filter; Comprise the magnetic core that base and this base carried; This magnetic core has two wrapping posts that two parallel pedestals and two ends are connected to said pedestal; This wrapping post comprises according to two first surfaces of this wrapping post centre mirror in the face of claiming, along one first axial wrapping post width greater than a wrapping post thickness that defines between the two first surface outer rims.
The described ultra-thin formula multifunction electric source filter of the utility model; Wherein this wrapping post also comprises according to two second surfaces of this wrapping post centre mirror in the face of claiming; Wherein this second surface is adjacent between two first surfaces, and the distance bound between two second surfaces is made this wrapping post width.
The described ultra-thin formula multifunction electric source filter of the utility model, wherein this first surface is a curved surface.
The described ultra-thin formula multifunction electric source filter of the utility model, wherein this first surface is a plane.
The described ultra-thin formula multifunction electric source filter of the utility model, wherein this power-supply filter also is provided with an anti-magnetic disturbance isolated component between two wrapping posts.
The described ultra-thin formula multifunction electric source filter of the utility model, wherein this pedestal is provided with a draw-in groove, and should prevent that the two ends of magnetic disturbance isolated component were positioned respectively between the draw-in groove of two pedestals.
The described ultra-thin formula multifunction electric source filter of the utility model, wherein this first axially parallel is in the direction on the long limit of this pedestal.
Through aforesaid technical characterictic, the kenel of this wrapping post can be set to oval or rectangle, therefore can let this wrapping post form the form that a certain direction is more elongated, other direction is narrower.Can further compress the thickness of this wrapping post thus again, the whole thickness of this power-supply filter is reduced, vacate more spaces and let the dealer can design the product of more slimming.
Description of drawings
Fig. 1 is that first of this power-supply filter is implemented the aspect exploded view;
Fig. 2 is that first of this power-supply filter is implemented the aspect stereogram;
Fig. 3 is the magnetic core profile that this power-supply filter first is implemented aspect;
Fig. 4 is that second of this power-supply filter is implemented the aspect exploded view;
Fig. 5 is that the 3rd of this power-supply filter is implemented the aspect exploded view;
Fig. 6 is the magnetic core profile that this power-supply filter the 3rd is implemented aspect;
Fig. 7 is that the 4th of this power-supply filter is implemented the aspect exploded view.
Embodiment
The utility model is a kind of ultra-thin formula multifunction electric source filter, below conjunction with figs. is explained the technology of the utility model.Please consult Fig. 1 to Fig. 3 earlier, Fig. 1 to Fig. 3 has disclosed first kind of enforcement aspect of a power-supply filter, and this power-supply filter has comprised that a base 1 and is carried on the magnetic core 2 on this base 1.Wherein this base 1 surface forms an installing space 10, and this magnetic core 2 promptly is positioned in this installing space 10.And this base 1 periphery also is provided with the pin 11 of a plurality of conductions.2 of this magnetic cores have two wrapping posts 22 that two parallel pedestals 21 and two ends are connected to those pedestals 21, and those wrapping posts 22 have comprised again according to two first surfaces 220 of these wrapping post 22 centre mirrors in the face of claiming.The ultimate range that forms between two first surfaces, 220 outer rims is defined as a wrapping post thickness L2; And along one first axial wrapping post width L1 greater than the wrapping post thickness L2 that defines between these two first surfaces, 220 outer rims, this first axially parallel is in the direction on these pedestal 21 long limits.Therefore, the form of this wrapping post 22 is along the wrapping post width L1 of these pedestal 21 long side directions wrapping post thickness L2 greater than the definition of two first surfaces, 220 outer most edge surface, has reduced the thickness of this wrapping post 22.In practical implementation, this wrapping post 22 can comprise according to two second surfaces 221 of these wrapping post 22 centre mirrors in the face of claiming, wherein this second surface 221 is adjacent between two first surfaces 220, and the distance bound between two second surfaces 221 is made this wrapping post width L1.Visible at mode of appearance shown in Figure 1 and section shown in Figure 3, this first surface 220 can be a curved surface, therefore cooperates the characteristic of this wrapping post width L1 greater than this wrapping post thickness L2, makes that this wrapping post 22 is the form of approximate ellipsoidal.And at least one lead 4 is wound on each wrapping post 22 (as shown in Figure 2), forms a complete power-supply filter.Moreover; In order to reduce the electromagnetic interference between these power-supply filter two wrapping posts 22; This power-supply filter also is provided with an anti-magnetic disturbance isolated component 3 between two wrapping posts 22; Preferable practical implementation aspect such as Fig. 1 are to shown in Figure 3, and the pedestal 21 of this magnetic core 2 is provided with a draw-in groove 210, and should prevent that the two ends of magnetic disturbance isolated component 3 were positioned respectively between the draw-in groove 210 of two pedestals 21.
Fig. 1 implements aspect to shown in Figure 3 for first kind of this case, and first kind is implemented visible this magnetic core 2 in the aspect is in the horizontal installing space 10 that is positioned this base 1.Be fixed on this base 1 and this magnetic core 2 is also erectile, the second enforcement aspect as shown in Figure 4, the installing space 10 of this base 1 can be designed to just can fix a wherein pedestal 21 of this magnetic core 2, makes this magnetic core 2 combining with this base 1 like vertical.Certainly, this wrapping post 22 still has the wrapping post width L1 greater than this wrapping post thickness L2.What this anti-magnetic disturbance isolated component 3 also can be selected according to customer demand is installed on this magnetic core 2.
Implement in aspect at above-mentioned first, second, this first surface 220 is a curved surface.But the form of this first surface 220 is not limited to curved surface.See also Fig. 5, the shown in Figure 6 the 3rd and implement aspect, Fig. 5, the shown in Figure 6 the 3rd implements in the aspect, and the form of this base 1 is same has an installing space 10 and a plurality of pin 11, and this magnetic core 2 is located lateral in this installing space 10.The 3rd to implement aspect then be that first surface 220 with this wrapping post 22 is designed to a plane, makes the approximate rectangle in cross section of this wrapping post 22, reaches purpose of thinness equally.
Through aforesaid technical characterictic, the kenel of this wrapping post 22 can be set to oval or rectangle, therefore can let this wrapping post 22 form the form that a certain direction is more elongated, other direction is narrower.Can further compress the thickness of this wrapping post 22 thus again, the whole thickness of this power-supply filter is reduced, vacate more spaces and let the dealer can design the product of more slimming.
Claims (7)
1. ultra-thin formula multifunction electric source filter; Comprise that a base (1), is carried on the magnetic core (2) on this base (1); This magnetic core (2) has two wrapping posts (22) that two parallel pedestals (21) and two ends are connected to said pedestal (21), it is characterized in that:
This wrapping post (22) comprises according to two first surfaces (220) of this wrapping post (22) centre mirror in the face of claiming, along one first an axial wrapping post width (L1) greater than a wrapping post thickness (L2) that defines between two first surfaces (220) outer rim.
2. ultra-thin formula multifunction electric source filter as claimed in claim 1; It is characterized in that; This wrapping post (22) also comprises according to two second surfaces of this wrapping post (22) centre mirror in the face of claiming; Wherein this second surface is adjacent between two first surfaces (220), and the distance bound between two second surfaces is made this wrapping post width (L1).
3. according to claim 1 or claim 2 ultra-thin formula multifunction electric source filter is characterized in that this first surface (220) is a curved surface.
4. according to claim 1 or claim 2 ultra-thin formula multifunction electric source filter is characterized in that this first surface (220) is a plane.
5. ultra-thin formula multifunction electric source filter as claimed in claim 1 is characterized in that, this power-supply filter also is provided with an anti-magnetic disturbance isolated component (3) and is positioned between two wrapping posts (22).
6. ultra-thin formula multifunction electric source filter as claimed in claim 5 is characterized in that this pedestal (21) is provided with a draw-in groove (210), and should prevent that the two ends of magnetic disturbance isolated component (3) were positioned respectively between the draw-in groove (210) of two pedestals (21).
7. ultra-thin formula multifunction electric source filter as claimed in claim 1 is characterized in that, this first axially parallel is in the direction on the long limit of this pedestal (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200454716U CN202121501U (en) | 2011-02-17 | 2011-02-17 | Ultra-thin type multifunctional power supply filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200454716U CN202121501U (en) | 2011-02-17 | 2011-02-17 | Ultra-thin type multifunctional power supply filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202121501U true CN202121501U (en) | 2012-01-18 |
Family
ID=45462537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200454716U Expired - Fee Related CN202121501U (en) | 2011-02-17 | 2011-02-17 | Ultra-thin type multifunctional power supply filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202121501U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105913999A (en) * | 2014-12-05 | 2016-08-31 | 海宁联丰东进电子有限公司 | Improved structure of power filter |
-
2011
- 2011-02-17 CN CN2011200454716U patent/CN202121501U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105913999A (en) * | 2014-12-05 | 2016-08-31 | 海宁联丰东进电子有限公司 | Improved structure of power filter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HE PING Free format text: FORMER OWNER: SHI ZHIHAO Effective date: 20130107 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: TAIWAN, CHINA TO: 523478 DONGGUAN, GUANGDONG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130107 Address after: 523478 Guangdong province Dongguan City Hengli Town Ruikang garden Rui Jing Ge layer 3 D room Patentee after: He Ping Address before: Taipei City, Taiwan, China Patentee before: Shi Zhihao |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120118 Termination date: 20140217 |