CN209691548U - Filter potential device - Google Patents
Filter potential device Download PDFInfo
- Publication number
- CN209691548U CN209691548U CN201920412136.1U CN201920412136U CN209691548U CN 209691548 U CN209691548 U CN 209691548U CN 201920412136 U CN201920412136 U CN 201920412136U CN 209691548 U CN209691548 U CN 209691548U
- Authority
- CN
- China
- Prior art keywords
- bundle conductor
- conducting wire
- primary side
- conductor
- bundle
- 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.)
- Active
Links
- 239000004020 conductor Substances 0.000 claims abstract description 108
- 238000001914 filtration Methods 0.000 claims abstract description 30
- 239000000463 material Substances 0.000 claims abstract description 4
- 238000012946 outsourcing Methods 0.000 claims abstract description 4
- 238000009413 insulation Methods 0.000 claims description 3
- 238000005253 cladding Methods 0.000 claims 1
- 230000004907 flux Effects 0.000 abstract description 3
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 208000032365 Electromagnetic interference Diseases 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011469 building brick Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
Landscapes
- Filters And Equalizers (AREA)
Abstract
The utility model provides a kind of filtering potential device, for being electrically connected the different multiple electrodes of current potential, comprising central spindle and it is wrapped in the bundle conductor unit of the central spindle, bundle conductor unit includes the first bundle conductor of primary side with a conducting wire, the first bundle conductor of secondary side with a conducting wire, the second bundle conductor of primary side with a conducting wire, and the second bundle conductor of secondary side with a conducting wire, the first bundle conductor of primary side and the second bundle conductor of secondary side are mutually twisted into one and mutually twist section, and after the second bundle conductor of primary side and the first bundle conductor of secondary side are mutually twisted into another mutual strand section, two mutually twist Duan Zaiqi around the central spindle, wherein, each conducting wire has a core being made of conductor material, an and outsourcing portion for coating the core and insulating, each conducting wire of each bundle conductor is electrically connected multiple current potential not with the end of its core respectively Same multiple electrodes.Whereby, to increase the self-induction of coil inductance and the magnetic flux of mutual inductance, and there is better High frequency filter characteristic.
Description
Technical field
The utility model relates to a kind of transformation coils, more particularly to a kind of filtering potential device.
Background technique
If filtering potential device to be arranged on computer motherboard or adapter, primarily directed on mainboard or adapter
Signal carries out high-frequency noise filtering, to reduce non-ideal effects brought by high-frequency noise, such as electromagnetic interference (electro-
magnetic interference,EMI)。
Refering to fig. 1 and Fig. 2, existing filtering potential device 1 include that a ring type magnetic core 11 and one are wrapped in the ring-like magnetic
The bundle conductor 12 of core 11, wherein the bundle conductor 12 is mutually twisted by four conducting wires and constituted, to form the primary side electricity of Mutual Inductance Coupling
Sense and secondary side inductance have the function of filtering to input signal to reach.Although the existing filtering potential device 1 can also be with
High-frequency input signal (1MHz or more) is filtered, but as the quantity of the electronic building brick of electronic device high frequency increases, is caused
High-frequency signal on circuit board increases therewith, and non-ideal effects caused by high-frequency signal are also increasingly severe, therefore filters transformation
Device also can be higher and higher in the requirement of High frequency filter characteristic and be needed to be improved.
Utility model content
The purpose of this utility model is to provide a kind of filtering potential devices, have preferable High frequency filter characteristic.
The utility model provides a kind of filtering potential device, includes axis for being electrically connected the different multiple electrodes of current potential
Core, and be wrapped in the bundle conductor unit of the central spindle, the bundle conductor unit include the first bundle conductor of primary side with a conducting wire,
The first bundle conductor of secondary side with a conducting wire, the second bundle conductor of primary side with a conducting wire, and there is a conducting wire
The second bundle conductor of secondary side, first bundle conductor of primary side and second bundle conductor of secondary side be mutually twisted into one and mutually twist section,
And after second bundle conductor of primary side and first bundle conductor of secondary side are mutually twisted into another mutual strand section, the two mutual strand Duan Zaiqi
Around the central spindle, wherein there is each conducting wire a core being made of conductor material and one to coat the core and insulation
Outsourcing portion, first bundle conductor of primary side, second bundle conductor of primary side, first bundle conductor of secondary side and secondary side
Each conducting wire of two bundle conductors is electrically connected the different multiple electrodes of multiple current potential respectively with the end of its core.
The filtering potential device of the utility model, first bundle conductor of primary side or second bundle conductor of primary side also have
Two conducting wires of one conducting wire, first bundle conductor of primary side or second bundle conductor of primary side with two conducting wires are affixed each other
It leans on.
The filtering potential device of the utility model, first bundle conductor of primary side and second bundle conductor of primary side are gone back respectively
With a conducting wire, two conducting wires of first bundle conductor of primary side mutually recline each other, and the two of second bundle conductor of primary side
Bar conducting wire mutually reclines each other.
The utility model has the beneficial effects that: by first bundle conductor of primary side and second bundle conductor of secondary side that
After this mutual strand section of mutual strand one and second bundle conductor of primary side and first bundle conductor of secondary side mutually twist another mutual strand section,
To increase the self-induction of coil inductance and the magnetic flux of mutual inductance, and there is better high frequency around the central spindle by the two mutual Duan Qi that twists again
Filtering characteristic.
Detailed description of the invention
Other features and effect of the utility model will be clearly presented in the embodiment referring to schema, in which:
Fig. 1 is a stereoscopic schematic diagram, illustrates an existing filtering potential device；
Fig. 2 is a stereoscopic schematic diagram, illustrates that the existing filtering one of potential device is mutually twisted leading of constituting by single four lines
Harness；
Fig. 3 is a stereoscopic schematic diagram, illustrates a first embodiment of the utility model filtering potential device；
Fig. 4 is a stereoscopic schematic diagram, illustrates that two of the first embodiment mutually twist section；
Fig. 5 is a cross-sectional view, illustrates a conductor structure of the first embodiment；
Fig. 6 is an equivalent circuit diagram, aids in illustrating the first embodiment of the utility model filtering potential device；
Fig. 7 is a line chart, illustrate the first embodiment and this it is existing filtering potential device at different frequencies insert
Enter loss to compare；
Fig. 8 is a line chart, illustrates the first embodiment and time of existing filtering potential device at different frequencies
Wave loss is compared；
Fig. 9 is a stereoscopic schematic diagram, illustrates two of a second embodiment of the utility model filtering potential device
Mutually twist section；And
Figure 10 is a stereoscopic schematic diagram, illustrates two of a 3rd embodiment of the utility model filtering potential device
Mutually twist section.
Specific embodiment
Before the utility model is described in detail, it shall be noted that in the following description content, similar component be with
It is identically numbered to indicate.
Refering to Fig. 3, Fig. 4, the utility model filters a first embodiment of potential device 2, includes a central spindle 21, and
One is wrapped in the bundle conductor unit 22 of the central spindle 21.
The central spindle 21 can be the iron core of strip or annular, be also possible to the magnetic core of strip or annular, and but not limited to this,
In the present embodiment, which is an annular magnetic core.
The bundle conductor unit 22 includes second bundle conductor of secondary side 24, one of the first bundle conductor of primary side 23, one
The second bundle conductor of primary side 25 and first bundle conductor of secondary side 26, first bundle conductor of primary side 23 and primary side
Two bundle conductors 25 are respectively provided with two and mutually recline each other and the conducting wire 28 of axis parallel, second bundle conductor of secondary side 24 and this two
Secondary the first bundle conductor of side 26 is respectively provided with a conducting wire 28, and each conducting wire 28 is respectively provided with the core being made of conductor material
281 and one coat the core 281 and insulation outsourcing portion 282 (as shown in Figure 5), in the present embodiment, each conducting wire 28 is
One enameled wire, and 281 sectional area of core of each conducting wire 28 is all identical, but not limited to this.
Refering to Fig. 4, Fig. 6, first mutually strand is one for first bundle conductor of primary side 23 and second bundle conductor of secondary side 24
A mutual strand section 27 (as shown in Figure 4), which first mutually twists with first bundle conductor of secondary side 26 is
Another mutually twists section 27 (as shown in Figure 4), and then this two mutually twist section 27 again in parallel together around the central spindle 21, without winding the axis
The end segment of each conducting wire 28 of core 21 exposes its core 281, to be electrically connected the different electrode of multiple current potentials.
One first end section 231 of first bundle conductor of primary side 23 is electrically connected a first electrode (not shown), this one
One second end section 232 of secondary the first bundle conductor of side 23 is electrically connected a current potential and (schemes not lower than the second electrode of the first electrode
Show), a third end segment 241 of second bundle conductor of secondary side 24 is electrically connected a 5th electrode (not shown), this is secondary
One the 4th end segment 242 of the second bundle conductor of side 24 is electrically connected a current potential and (schemes not lower than the 6th electrode of the 5th electrode
Show), the 5th end segment 251 of second bundle conductor of primary side 25 is electrically connected a third electrode (not shown), this is primary
One the 6th end segment 252 of the second bundle conductor of side 25 is electrically connected a current potential and (schemes not lower than the 4th electrode of the third electrode
Show), the 7th end segment 261 of first bundle conductor of secondary side 26 is electrically connected a 7th electrode (not shown), this is secondary
One the 8th end segment 262 of the first bundle conductor of side 26 is electrically connected a current potential and (schemes not lower than the 8th electrode of the 7th electrode
Show).Each bundle conductor and the electrical connection of each electrode can be the welding of tool electric conductivity or wear and connect, but not as
Limit, in the present embodiment, the welding for electrically connecting as tool electric conductivity of bundle conductor and electrode.
Refering to Fig. 6, the utility model filters the equivalent circuit diagram of the first embodiment of potential device 2, is wrapped in the axis
The first bundle conductor of primary side 23 of core 21 forms a pair of of inductance of primary side, is wrapped in the second bundle conductor of primary side of the central spindle 21
25 form another pair inductance of primary side, and the first bundle conductor of secondary side 26 for being wrapped in the central spindle 21 forms an electricity of secondary side
Sense, the second bundle conductor of secondary side 24 for being wrapped in the central spindle 21 form another inductance of secondary side.The second end section 232 with
5th end segment 251 can form the centre cap of primary side.The third end segment 241 and the 8th end segment 262, can shape
At the centre cap of secondary side, and borrow equivalent coil electricity of the total number of turns (winding circle number) of the coil inductance of primary side with secondary side
The total number of turns of sense is identical, and filters in input signal, has when especially input signal is high-frequency input signal (1MHz or more)
More preferably filter function.
Refering to Fig. 7, Fig. 8, the first embodiment of above-mentioned the utility model is different from existing filtering potential device 1 input tool
When the signal of frequency, from shown in Fig. 7 it is found that the insertion loss (unit is decibel) of the first embodiment of the utility model is to difference
The performance (square indicia broken line) of frequency input signal, smaller than existing filtering potential device 1, the especially higher-frequency
In the case of, the difference of insertion loss is bigger.From shown in Fig. 8 it is found that the utility model first embodiment (square indicia folding
Line) performance of the RL return loss (unit is decibel) to varying input signal frequency be all greater than the existing filter other than 1MHz
Performance of the wave potential device 1 (diamond indicia broken line) to varying input signal frequency, it was demonstrated that the present embodiment passes through the primary side the
One bundle conductor 23 is mutually twisted with second bundle conductor of secondary side 24, which leads with the secondary side first
After harness 26 mutually twists, then by the mutual strand section 27 after two mutually strand in parallel together around the central spindle 21, reinforcement coil inductance
Self-induction and mutual inductance magnetic flux, reach preferable High frequency filter effect.
Refering to Fig. 9, the second embodiment that the utility model filters potential device is similar to the first embodiment, poor
Second bundle conductor of primary side 25 of the different filtering potential device for being the second embodiment have a conducting wire 28, but still
That first bundle conductor of primary side 23 is mutually twisted with second bundle conductor of secondary side 24, second bundle conductor of primary side 25 with should
Mutual strand section 27 after the first bundle conductor of secondary side 26 mutually twists, then after two are mutually twisted in parallel together around the central spindle 21,
The filtering characteristic reached when so still can reach input high-frequency input signal.Similarly, in another different embodiment party
Formula, being also possible to first bundle conductor of primary side 23 has a conducting wire 28.
Refering to fig. 10, the 3rd embodiment that the utility model filters potential device is similar to the first embodiment,
Difference is first bundle conductor of primary side 23 and second bundle conductor of primary side of the filtering potential device of the 3rd embodiment
25 only have a conducting wire 28 respectively, but remain first bundle conductor of primary side 23 and second bundle conductor of secondary side 24 each other
Mutually twist, after second bundle conductor of primary side 25 and first bundle conductor of secondary side 26 mutually twist, then will two it is mutually mutual after strands
Section 27 is twisted in parallel together around the central spindle 21, so, the filtering characteristic reached when still can reach input high-frequency input signal.
In conclusion the utility model filters potential device by being wrapped in the central spindle 21 and having different conductor number
Each bundle conductor of primary side is first performed in accordance with after mutually twisting respectively with each bundle conductor of secondary side, then will be after two mutually strand
Mutual strand section 27 be wound on the central spindle 21 together in parallel, when input signal formed primary side coil inductance and secondary side coil electricity
Sense, and input signal can be filtered, there is splendid filtering special when especially input signal is high-frequency input signal (1MHz or more)
Property, so actually reaching the creation purpose of the utility model.
Only as described above, only the embodiments of the present invention are implemented when that cannot limit the utility model with this
Range, it is all according to simple equivalent changes and modifications made by the utility model claims book and description, all still
In the range of category the utility model is covered.
Claims (3)
1. a kind of filtering potential device, for being electrically connected the different multiple electrodes of current potential, it is characterised in that: include:
Central spindle；And
Bundle conductor unit is led including the first bundle conductor of primary side, the secondary side with a conducting wire first with a conducting wire
Harness, the second bundle conductor of primary side with a conducting wire, and the second bundle conductor of secondary side with a conducting wire, it is described primary
The first bundle conductor of side and the second bundle conductor of the secondary side be mutually twisted into one mutually twist section, and the second bundle conductor of the primary side and
After first bundle conductor of secondary side is mutually twisted into another mutual strand section, the mutual strand Duan Zaiqi is around the central spindle, wherein each
Bar conducting wire has the outsourcing portion of a core being made of conductor material and the cladding core and insulation, described primary
The first bundle conductor of side, the second bundle conductor of the second bundle conductor of the primary side, the first bundle conductor of the secondary side and the secondary side
Each conducting wire the different multiple electrodes of multiple current potential are electrically connected with the end of its core respectively.
2. filtering potential device according to claim 1, it is characterised in that: first bundle conductor of primary side or described one
Secondary the second bundle conductor of side also has a conducting wire, the first bundle conductor of the primary side or the primary side with two bars of conducting wires the
Two conducting wires of two bundle conductors mutually recline each other.
3. filtering potential device according to claim 1, it is characterised in that: first bundle conductor of primary side and described one
Secondary the second bundle conductor of side also has a conducting wire respectively, and two conducting wires of first bundle conductor of primary side mutually recline each other, and
Two conducting wires of second bundle conductor of primary side mutually recline each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920412136.1U CN209691548U (en) | 2019-03-28 | 2019-03-28 | Filter potential device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920412136.1U CN209691548U (en) | 2019-03-28 | 2019-03-28 | Filter potential device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209691548U true CN209691548U (en) | 2019-11-26 |
Family
ID=68606580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920412136.1U Active CN209691548U (en) | 2019-03-28 | 2019-03-28 | Filter potential device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209691548U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111755221A (en) * | 2019-03-28 | 2020-10-09 | 广州成汉电子科技有限公司 | Filtering transformer |
-
2019
- 2019-03-28 CN CN201920412136.1U patent/CN209691548U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111755221A (en) * | 2019-03-28 | 2020-10-09 | 广州成汉电子科技有限公司 | Filtering transformer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103532814B (en) | Network communication device | |
| CN102832021A (en) | Transformer and manufacturing method thereof | |
| CN203931711U (en) | Common-mode noise filter | |
| EP3607568B1 (en) | Magnetic transformer having increased bandwidth for high speed data communications | |
| US20120280779A1 (en) | Common mode choke emi filter of an led driver | |
| CN107924751A (en) | Inductance device with separator with and production and preparation method thereof | |
| JP2014500650A (en) | EMC filter circuit | |
| CN208622565U (en) | Magnetic element module | |
| CN209691548U (en) | Filter potential device | |
| CN209561160U (en) | Filter potential device | |
| CN107256769A (en) | A kind of chip type two-wire common-mode inductor magnetic element | |
| CN206542384U (en) | Common mode inductance wave filter | |
| WO2018161943A1 (en) | Common-mode inductance filter | |
| CN106160697B (en) | The network connector of network signal filter circuit and the application circuit | |
| CN209388811U (en) | A kind of network filter | |
| CN108520816B (en) | Electric connector | |
| TWI695391B (en) | Filter transformer | |
| TWI600274B (en) | Network filtering module and method of making the same | |
| CN217444205U (en) | RJ45 connector | |
| TW202032588A (en) | Filtering and voltage converting device for increasing magnetic flux of self-inductance and mutual-inductance of a coil inductor to achieve better high-frequency filtering characteristic | |
| TWM570521U (en) | Lan transformer | |
| CN214012714U (en) | Magnetic module and electric connector with same | |
| CN107545955A (en) | Differential signal transmission is with cable and multicore differential signal transmission cable | |
| CN213277751U (en) | Coil device | |
| CN202076620U (en) | Improved network connector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231120 Address after: 621000 Mianyang High tech Industrial Development Zone Comprehensive Bonded Zone, Mianyang High tech Industrial Development Zone, Sichuan Province Patentee after: MIANYANG PULSE ELECTRONIC CO.,LTD. Address before: 510370 floors 1, 2, 4, block 4, 1-4, block 3, No. 38, North Wai, Zhaocun, Liwan District, Guangzhou City, Guangdong Province Patentee before: GUANGZHOU CHENGHAN ELECTRONIC TECHNOLOGY CO.,LTD. |