CN203850087U - Highly efficient and energy-saving PFC inductor with long service life - Google Patents
Highly efficient and energy-saving PFC inductor with long service life Download PDFInfo
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- CN203850087U CN203850087U CN201420119943.1U CN201420119943U CN203850087U CN 203850087 U CN203850087 U CN 203850087U CN 201420119943 U CN201420119943 U CN 201420119943U CN 203850087 U CN203850087 U CN 203850087U
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- magnet ring
- energy
- winding coil
- pedestal
- life
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- 238000004804 winding Methods 0.000 claims abstract description 24
- 238000006243 chemical reaction Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 4
- XWHPIFXRKKHEKR-UHFFFAOYSA-N iron silicon Chemical compound [Si].[Fe] XWHPIFXRKKHEKR-UHFFFAOYSA-N 0.000 abstract description 3
- 229910000976 Electrical steel Inorganic materials 0.000 abstract description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 abstract 5
- 229910000676 Si alloy Inorganic materials 0.000 abstract 2
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 239000000306 component Substances 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 230000006698 induction Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 239000008358 core component Substances 0.000 description 3
- 108010059419 NIMA-Interacting Peptidylprolyl Isomerase Proteins 0.000 description 2
- 101150087393 PIN3 gene Proteins 0.000 description 2
- 108010037490 Peptidyl-Prolyl Cis-Trans Isomerase NIMA-Interacting 4 Proteins 0.000 description 2
- 102100026114 Peptidyl-prolyl cis-trans isomerase NIMA-interacting 1 Human genes 0.000 description 2
- 102100031653 Peptidyl-prolyl cis-trans isomerase NIMA-interacting 4 Human genes 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 102000007315 Telomeric Repeat Binding Protein 1 Human genes 0.000 description 2
- 108010033711 Telomeric Repeat Binding Protein 1 Proteins 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Abstract
The utility model discloses a highly efficient and energy-saving PFC inductor with a long service life. The inductor comprises a low loss and high saturation iron silicon alloy magnet ring, a winding coil, a pedestal and pins. The winding coil is wound on the magnetic ring in an even manner. The magnetic ring is in fixed connection with the pedestal. Ends of the wound winding coil on the magnetic ring are electrically connected with the pins. The thickness of the pedestal is smaller than the radius of the magnetic ring. The part of each pin, exposed from the pedestal, is higher than the part, placed inside the pedestal, of the pin. The effects of the scheme are that firstly, the application scope is wide, and the frequency of frequency conversion is increased from original 18KHz to 40KHz to achieve a purpose of high energy efficiency; secondly, the iron silicon alloy magnet ring is utilized to replace a silicon steel coil for conduction, so that costs of products are lowered and energy-saving effects are achieved; and thirdly, if the highly efficient and energy-saving PFC inductor with a long service life is applied to a frequency conversion circuit of a frequency conversion air conditioner, the temperature rise of the whole air conditioners is reduced from original 128 DEG C to about 110 DEG C when the PFC inductor is functioning, so that the service life of a product is prolonged.
Description
Technical field
The utility model relates to technical field of electronic components, relates in particular to a kind of high efficiency energy-conserving long-life PFC inductance.
Background technology
Inductance, as a kind of traditional electronic devices and components, is widely used in circuit field.When coil is by after electric current, in coil, form magnetic field induction, induced field can produce again induced current and resist by the electric current in coil.The interaction relationship of this electric current and coil is called induction reactance, namely inductance.PFC is that the English of " Active PFC " is called for short, and power factor (PF) refers to the relation between effective power and total power consumption, and namely effective power, divided by the ratio of total power consumption, when power factor (PF) value is larger, represents that its electric power utilance is higher.
In determining frequency and convertible frequency air-conditioner field, its reactor application is more extensive, mainly because direct current reactor is connected between the direct current rectification link and inversion link of frequency conversion system, the alternating current component being superimposed upon on direct current is limited to a certain setting, keep rectified current continuous, reduce current pulse values, make inversion link operation more stable and improve the power factor of frequency converter; But its work can not be efficient, can not control the temperature rise of convertible frequency air-conditioner, can not promote that the common people consume.
As from the foregoing, there is following shortcoming in existing inductance:
A. operating efficiency is lower;
B. manufacturing cost is high;
While C. applying in frequency changer circuit, temperature rise is higher, and useful life is shorter.
Utility model content
For the weak point existing in above-mentioned technology, the utility model provides a kind of high efficiency energy-conserving long-life PFC inductance.
For achieving the above object, the utility model provides a kind of high efficiency energy-conserving long-life PFC inductance, comprise low-loss high saturation ferro-silicium magnet ring, winding coil, base and pin, described winding coil is evenly wound on magnet ring, and described magnet ring is fixedly connected with base; The end of a thread that described winding coil is wrapped in after magnet ring is electrically connected to described pin respectively; The thickness of described base is less than the radius of magnet ring, and the height that described pin exposes base portion is greater than the height that is built in base portion.
Wherein, described magnet ring is annular, racetrack, back-shaped or U-shaped.
Wherein, described winding coil comprises one or more, and each winding coil is electrically connected to two pins.
Wherein, described inductance also comprises fixedly glue-line, and a part for described magnet ring is contained in fixedly in glue-line, and described base is fixedly connected with magnet ring by fixing glue-line.
The beneficial effects of the utility model are: compared with prior art, the high efficiency energy-conserving long-life PFC inductance that the utility model provides, magnet ring selects ferro-silicium material, this ferro-silicium magnet ring is the magnet ring of a kind of low-loss and relative high saturation, after the frequency allotment sintering of circuit application, magnet ring is wound the line, then through being assembled to after base, some glue fixedly forms.With this, reach following some effect:
1, applied widely, the frequency of frequency conversion is promoted to 40KHz by original 18KHz, reaches the object of high energy efficiency;
2, the magnet ring of its application ferro-silicium material replaces the coil-induced of sunset steel, reduces product cost, reaches energy-conserving action;
3, the frequency changer circuit application high efficiency energy-conserving long-life PFC inductance of convertible frequency air-conditioner, its PFC inductance is when work, and the temperature rise of complete machine is reduced to 110 ℃ of left and right from 128 ℃ of original left and right, the life that product is used.
Accompanying drawing explanation
Fig. 1 is the structure chart of high efficiency energy-conserving long-life PFC inductance of the present utility model;
Fig. 2 is the circuit diagram of high efficiency energy-conserving long-life PFC inductance of the present utility model.
Main element symbol description is as follows:
10, magnet ring 11, winding coil
12, base 13, pin
14, fixing glue-line
Embodiment
In order more clearly to explain the utility model, below in conjunction with accompanying drawing, the utility model is further described.
Refer to Fig. 1 and Fig. 2, the high efficiency energy-conserving long-life PFC inductance that the utility model provides, comprise low-loss high saturation ferro-silicium magnet ring 10, winding coil 11, base 12 and pin 13, winding coil 11 is evenly wound on magnet ring 10, and magnet ring 10 is fixedly connected with base 12; The end of a thread that winding coil 11 is wrapped in after magnet ring 10 is electrically connected to pin 13 respectively; The thickness of base 12 is less than the radius of magnet ring 10, and the height that pin 13 exposes base 12 parts is greater than the height that is built in base 12 parts.
Situation compared to prior art, the high efficiency energy-conserving long-life PFC inductance that the utility model provides, magnet ring selects ferro-silicium material, this ferro-silicium magnet ring is the magnet ring of a kind of low-loss and relative high saturation, after the frequency allotment sintering of circuit application, magnet ring is wound the line, then through being assembled to after base, some glue fixedly forms.With this, reach following some effect:
1, applied widely, the frequency of frequency conversion is promoted to 40KHz by original 18KHz, reaches the object of high energy efficiency;
2, the magnet ring of its application ferro-silicium material replaces the coil-induced of sunset steel, reduces product cost, reaches energy-conserving action;
3, the frequency changer circuit application high efficiency energy-conserving long-life PFC inductance of convertible frequency air-conditioner, its PFC inductance is when work, and the temperature rise of complete machine is reduced to 110 ℃ of left and right from 128 ℃ of original left and right, the life that product is used.
In the present embodiment, above-mentioned magnet ring 10 is annular, racetrack, back-shaped or U-shaped.Certainly; this case is not limited to several shapes that this place is enumerated; as adopt the magnet ring of EI shape; or the distortion of above-mentioned shape; so long as adopt low-loss high saturation ferro-silicium magnet ring as core component, and make the thickness of base be less than the radius of magnet ring, and the height that pin exposes base portion is greater than the PFC inductance that is built in the height of part in base; all belong to the simple deformation of this case or conversion, fall into the protection range of this case.
In the present embodiment, above-mentioned winding coil 11 comprises one or more, and each winding coil is electrically connected to two pins.Refer to Fig. 1 and Fig. 3, the inductance of this case has four pins and two windings, the corresponding PIN1 of first winding and PIN3, second corresponding PIN2 of winding and PIN4.Certainly, also can the corresponding PIN1 of first winding and PIN2, second corresponding PIN3 of winding and PIN4.Or other compound mode also can realize.Be understandable that; this case is not limited to the quantity of coil; so long as adopt low-loss high saturation ferro-silicium magnet ring as core component; and the thickness that makes base is less than the radius of magnet ring; and the height that pin exposes base portion is greater than the PFC inductance that is built in the height of part in base; all belong to the simple deformation of this case or conversion, fall into the protection range of this case.
In the present embodiment, above-mentioned inductance also comprises fixedly glue-line 14, and a part for magnet ring 10 is contained in fixedly in glue-line 14, and base 12 is fixedly connected with magnet ring 10 by fixing glue-line 14.Certainly; this case is not limited to and adopts solid glue-line to fix magnet ring; so long as adopt low-loss high saturation ferro-silicium magnet ring as core component; and the thickness that makes base is less than the radius of magnet ring; and the height that pin exposes base portion is greater than the PFC inductance that is built in the height of part in base; all belong to the simple deformation of this case or conversion, fall into the protection range of this case.
Advantage of the present utility model is: because high efficiency energy-conserving long-life PFC inductance is a kind of in common mode inductance, it is the inductance component that must use in convertible frequency air-conditioner field, therefore the development course of high efficiency energy-conserving long-life PFC inductance is to be closely related with the development of the converter technique of convertible frequency air-conditioner, and it relates to the progress and development of the upgradings such as frequency conversion, usefulness of convertible frequency air-conditioner.At home, the development in high efficiency energy-conserving long-life PFC inductance field has following several trend in recent years:
1) consumer is more and more higher to cost and energy-conservation requirement;
2) profit of enterprise is the heel of Achilles of Business survival, and the source that product cost Cheng Liao enterprise controls, has controlled product cost, has improved the competitiveness of enterprise, thereby has greatly promoted produce market rate of consumption;
3) protection of national energy comes from the demand of enterprise to product, and this Project-developing has reduced the useful life that has extended product, has improved the service life of convertible frequency air-conditioner.
To sum up, the inventor it is emphasized that with the mode of prior art and compares, and this patent has the following advantages:
1) by the filtering of frequency changer circuit application reactor, change application high efficiency energy-conserving long-life PFC inductance into
The transition of filtering; Thereby reach the advantage of efficient power-saving;
2) by original silicon steel sheet magnetic induction filtering mode, change iron silicon magnet ring magnetic induction filtering mode into, in the application of circuitry, temperature rise is controlled, and from 128 ℃ of original left and right, is reduced to 110 ℃ of left and right, the life that product is used.
Disclosed is above only several specific embodiment of the present utility model, but the utility model is not limited thereto, and the changes that any person skilled in the art can think of all should fall into protection range of the present utility model.
Claims (4)
1. a high efficiency energy-conserving long-life PFC inductance, is characterized in that, comprises low-loss high saturation ferro-silicium magnet ring, winding coil, base and pin, and described winding coil is evenly wound on magnet ring, and described magnet ring is fixedly connected with base; The end of a thread that described winding coil is wrapped in after magnet ring is electrically connected to described pin respectively; The thickness of described base is less than the radius of magnet ring, and the height that described pin exposes base portion is greater than the height that is built in base portion.
2. high efficiency energy-conserving long-life PFC inductance according to claim 1, is characterized in that, described magnet ring is annular, racetrack, back-shaped or U-shaped.
3. high efficiency energy-conserving long-life PFC inductance according to claim 1, is characterized in that, described winding coil comprises one or more, and each winding coil is electrically connected to two pins.
4. according to the high efficiency energy-conserving long-life PFC inductance described in claim 1-3 any one, it is characterized in that, described inductance also comprises fixedly glue-line, and a part for described magnet ring is contained in fixedly in glue-line, and described base is fixedly connected with magnet ring by fixing glue-line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420119943.1U CN203850087U (en) | 2014-03-16 | 2014-03-16 | Highly efficient and energy-saving PFC inductor with long service life |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420119943.1U CN203850087U (en) | 2014-03-16 | 2014-03-16 | Highly efficient and energy-saving PFC inductor with long service life |
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| CN203850087U true CN203850087U (en) | 2014-09-24 |
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| CN201420119943.1U Expired - Fee Related CN203850087U (en) | 2014-03-16 | 2014-03-16 | Highly efficient and energy-saving PFC inductor with long service life |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109633213A (en) * | 2018-12-14 | 2019-04-16 | 中国电子科技集团公司第四十九研究所 | A kind of current sensor magnetism gathering rings |
-
2014
- 2014-03-16 CN CN201420119943.1U patent/CN203850087U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109633213A (en) * | 2018-12-14 | 2019-04-16 | 中国电子科技集团公司第四十九研究所 | A kind of current sensor magnetism gathering rings |
| CN109633213B (en) * | 2018-12-14 | 2021-05-18 | 中国电子科技集团公司第四十九研究所 | Magnetic gathering ring for current sensor |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140924 |
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| CF01 | Termination of patent right due to non-payment of annual fee |