CN205069274U - Magnetic ring casing and magnetic ring and wave filter - Google Patents
Magnetic ring casing and magnetic ring and wave filter Download PDFInfo
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- CN205069274U CN205069274U CN201520612433.2U CN201520612433U CN205069274U CN 205069274 U CN205069274 U CN 205069274U CN 201520612433 U CN201520612433 U CN 201520612433U CN 205069274 U CN205069274 U CN 205069274U
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- magnet ring
- housing
- hole
- amorphous
- magnetic ring
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- 238000009434 installation Methods 0.000 claims abstract description 18
- 239000003990 capacitor Substances 0.000 claims description 15
- 230000001815 facial effect Effects 0.000 abstract 1
- 230000002349 favourable effect Effects 0.000 abstract 1
- 230000017525 heat dissipation Effects 0.000 abstract 1
- 238000012856 packing Methods 0.000 abstract 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 6
- 229910052802 copper Inorganic materials 0.000 description 6
- 239000010949 copper Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000005855 radiation Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229920006335 epoxy glue Polymers 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 241000826860 Trapezium Species 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 235000019994 cava Nutrition 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
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- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The utility model relates to a magnetic ring casing and magnetic ring and wave filter, magnetic ring include the magnetic ring casing and install the amorphous magnetic ring in the magnetic ring casing, and the both sides face all is equipped with concentric through -hole around the magnetic ring casing, through -hole on the magnetic ring casing is coaxial with the interior circle of amorphous magnetic ring, and the bottom of magnetic ring casing is equipped with the opening that is used for installing the amorphous magnetic ring with the region that the installation facial features of wave filter corresponds, be equipped with in the magnetic ring casing upwards extend from the opening, with the communicating installation passageway of through -hole, be equipped with between the side of front and back on the magnetic ring casing and be in the crossing department of installation passageway and through -hole, pass when being used for about the magnetic ring access way the annular straight joint of through -hole. Magnetic ring casing central authorities do not set up hollow cylinder, and in the amorphous magnetic ring inserted the magnetic ring casing from the opening part of bottom, the amorphous magnetic ring of packing into did not have closedly completely, and annular straight joint is favorable to the heat dissipation of amorphous magnetic ring, simplifies the structure of magnetic ring casing.
Description
Technical field
The utility model relates to a kind of magnet ring housing and magnet ring and filter.
Background technology
At present, the alternating electromagnetic interference filter used in major part inverter system, its input, the electric capacity exporting copper bar and composition filter network, inductance are all separate, the filter circuit of synthesis Electromagnetic interference filter is assembled by lead-in wire, a holder housing must be designed like this to Electromagnetic interference filter, and undertaken encapsulating fixing electric capacity, inductance, copper bar wherein by epoxy glue, mounting structure volume is large, Heavy Weight, and cost also wants high relatively.Although less demanding to equipment of this mode of production, because production technology is comparatively loaded down with trivial details, parts increase, and need the artificial of at substantial and encapsulating material, production cost is higher.
In order to solve the problem, Chinese patent Authorization Notice No. is CN204360872U, authorized announcement date is that the utility model patent on May 27th, 2015 discloses a kind of magnet ring, comprise the toroidal shell of a side opening, be arranged on the amorphous magnet ring in toroidal shell and the annular capping for closed ring shell nozzle side, described amorphous magnet ring is coaxially bonding with toroidal shell, and described annular capping is bonding with toroidal shell.Magnet ring adopts dismountable mode to be fixed in filter, save loaded down with trivial details production technology, but magnet ring is sleeved on the hollow cylinder of toroidal shell center setting, amorphous magnet ring is bonding with toroidal shell, abutting edge is in the side of toroidal shell, make shell structure complicated, in addition, if filter works long hours in high temperature environments, fluid sealant melts, annular capping will come off from toroidal shell, and magnet ring will drop out in toroidal shell, cause unnecessary loss.Magnet ring adopts full-closed structure, poor radiation, and hollow cylinder is the stressed easy fracture of cantilever support and requires higher to material.
Utility model content
The purpose of this utility model is to provide the magnet ring housing that a kind of structure is simple, thermal diffusivity is good.Also be to provide a kind of magnet ring and the filter that use this magnet ring housing.
The utility model magnetic shell body ring adopts following technical scheme:
The two sides, front and back of magnet ring housing are equipped with concentric pylone, the region corresponding with the installed surface of filter, the bottom of magnet ring housing is provided with the opening for installing amorphous magnet ring, be provided with in magnet ring housing extend from opening upwards, the installation passage that communicates with described through hole, described magnet ring housing is provided with between front and back sides be in the intersection of described installation passage and through hole, access way upper and lower for magnet ring time pass the annular straight joint of described through hole.
Described opening is provided with the capping for closing trapezoidal housing, fixing amorphous magnet ring, and the middle position at the top of described capping and magnet ring housing is provided with for fixing amorphous magnet ring, the boss of corresponding matching up and down that matches with the outline of amorphous magnet ring.
Described magnet ring housing is trapezoidal housing, and the bottom of trapezoidal housing is provided with holder, and holder is provided with the installing hole that symmetry is located at the left and right sides of through hole; Described capping is located on the bottom surface of holder, and described trapezoidal housing is provided with the bolt column for fixing capping, fixing hole corresponding with bolt column in capping.
The utility model magnet ring adopts following technical scheme:
Magnet ring, comprise magnet ring housing and be arranged on the amorphous magnet ring in magnet ring housing, the two sides, front and back of magnet ring housing are equipped with concentric pylone, through hole on described magnet ring housing is coaxial with the inner circle of amorphous magnet ring, the region corresponding with the installed surface of filter, the bottom of magnet ring housing is provided with the opening for installing amorphous magnet ring, be provided with in magnet ring housing from opening upwards extend, the installation passage communicated with described through hole, described magnet ring housing is provided with between front and back sides the intersection that is in described installation passage and through hole, through the annular straight joint of described through hole during access way upper and lower for magnet ring.
Described opening is provided with the capping for closing trapezoidal housing, fixing amorphous magnet ring, and the middle position at the top of described capping and magnet ring housing is provided with for fixing amorphous magnet ring, the boss of corresponding matching up and down that matches with the outline of amorphous magnet ring.
Described magnet ring housing is trapezoidal housing, and the bottom of trapezoidal housing is provided with holder, holder is arranged with the installing hole for fixing magnet ring housing in the left and right sides of through hole; Described capping is located on the bottom surface of holder, and described trapezoidal housing is provided with the bolt column for fixing capping, fixing hole corresponding with bolt column in capping.
The utility model filter adopts following technical scheme:
Filter is provided with magnet ring, magnet ring comprises magnet ring housing and is arranged on the amorphous magnet ring in magnet ring housing, the two sides, front and back of magnet ring housing are equipped with concentric pylone, through hole on described magnet ring housing is coaxial with the inner circle of amorphous magnet ring, the region corresponding with the installed surface of filter, the bottom of magnet ring housing is provided with the opening for installing amorphous magnet ring, be provided with in magnet ring housing from opening upwards extend, the installation passage communicated with described through hole, described magnet ring housing is provided with between front and back sides the intersection that is in described installation passage and through hole, through the annular straight joint of described through hole during access way upper and lower for magnet ring.
Described opening is provided with the capping for closing trapezoidal housing, fixing amorphous magnet ring, and the middle position at the top of described capping and magnet ring housing is provided with for fixing amorphous magnet ring, the boss of corresponding matching up and down that matches with the outline of amorphous magnet ring.
Described filter is DC filter, DC filter is also provided with capacitor board and the mounting base for fixed capacity plate and magnet ring, is set up in parallel before and after capacitor board and magnet ring; Described magnet ring housing is trapezoidal housing, and the bottom of trapezoidal housing is provided with holder.
Described filter is alternating current filter, and alternating current filter is also provided with capacitor board and the mounting base for fixed capacity plate and magnet ring, magnet ring is arranged on the central authorities of mounting base, and capacitor is arranged on the side of magnet ring; Described magnet ring housing is trapezoidal housing, and the bottom of trapezoidal housing is provided with holder.
The beneficial effects of the utility model: the magnet ring housing region corresponding with the installed surface of filter is provided with the opening passing in and out housing for amorphous magnet ring, the installation passage communicated with described through hole is provided with, through the annular straight joint of described through hole when the intersection of magnet ring housing being installed passage and through hole is provided with access way upper and lower for magnet ring in magnet ring housing.Magnet ring housing central authorities do not arrange hollow cylinder, and amorphous magnet ring inserts in magnet ring housing from the opening part of bottom, and the amorphous magnet ring of loading is completely not closed, and annular straight joint is conducive to the heat radiation of amorphous magnet ring, simplifies the structure of magnet ring housing; If be fixed on the installed surface of filter by magnet ring, in any case opening also can not be opened, amorphous magnet ring then can not take out in magnet ring housing, magnet ring is fixed, not easily there is packaging shell insecure, the situation that magnet ring drops out in magnet ring housing, extend the useful life of filter.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model alternating current filter;
Fig. 2 is the shaft side figure of the utility model magnet ring housing;
Fig. 3 is the front view of Fig. 2;
Fig. 4 is the structural representation of the cover plate of Fig. 2;
Fig. 5 is the cutaway view of Fig. 2;
Fig. 6 is the upward view removing cover plate of Fig. 2;
Fig. 7 is the structural representation of the utility model DC filter.
In figure: 1, magnet ring, 2, through hole, 3, holder, 4, opening, 5, capping, 6, fixing hole, 7, installing hole, 8, bolt column, 9, boss, 10, mounting base, 11, copper bar, 12, capacitor board, 13, trapezoidal housing, 14, amorphous magnet ring.
Embodiment
The embodiment of the utility model filter is as shown in figs. 1-7:
Photovoltaic DC-to-AC converter filter comprises common mode inductance and capacitor board 12, and filter mainly adopts magnet ring 1 as common mode inductance, and in magnet ring 1, the main material of amorphous magnet ring 14 is high magnetic permeability ultracrystallites, and is circular configuration, forms trickle crystal structure through rapid quenching.It is 13uH that photovoltaic DC-to-AC converter alternating current filter configures 4 magnet ring 1(inductance value), filter adopts magnet ring 1L1 and L2 secondary filter form, and configure 2 magnet rings 1 respectively by π type structure, magnet ring 1 is fixed on the mounting base 10 of filter; The capacitor board 12 of filter is arranged on the side of magnet ring 1, and the turnover copper bar 11 of filter is inner through magnet ring 1; DC filter middle magnetic ring 1 arranges on a mounting board, and capacitor board 12 is placed in magnet ring top.
Magnet ring 1 comprises magnet ring housing and is arranged on the amorphous magnet ring 14 in magnet ring housing, and the two sides, front and back of magnet ring housing are equipped with concentric through hole 2, and the through hole 2 on magnet ring housing is coaxial with the inner circle of amorphous magnet ring 14; Magnet ring housing is trapezoidal housing 13, trapezoidal housing 13 adopts flame-resistant insulation resin injection molding, the bottom of the trapezoidal housing 13 of ladder is provided with holder 3, region corresponding with the installed surface of filter on holder 3 is provided with the opening 4 for installing amorphous magnet ring 14, be provided with in trapezoidal housing 13 extend from opening upwards, the installation passage that communicates with through hole 2, trapezoidal housing 13 is provided with between front and back sides be in the intersection of above-mentioned installation passage and through hole 2, for passing the annular straight joint of through hole 2 during amorphous magnet ring about 14 access way.
Opening 4 is provided with the capping 5 for closing trapezoidal housing 13, fixing amorphous magnet ring 14, and trapezoidal housing 13 is provided with the bolt column 8 for fixing capping 5, fixing hole 6 corresponding with bolt column 8 in capping 5; Be provided with the boss of fixing amorphous magnet ring 14 in trapezoidal housing 13, boss 9 is located at the centre of case top in the middle part of bottom surface and corresponding with in the middle part of bottom surface, and the top of boss caves inward and matches with amorphous magnet ring 14 outline; Installing hole 7 symmetry of holder 3 is located at the left and right sides of through hole 2, and holder 3 is fixed on the mounting base 10 of filter through installing hole 7 by bolt.
Housing adopts trapezium structure, the bottom of trapezoidal housing 13 is provided with holder 3, holder 3 region corresponding with the installed surface of filter is provided with the opening 4 installing amorphous magnet ring 14, opening 4 is provided with capping 5, increase the contact area of trapezoidal housing 13 and filter installed surface, even if walking is in the environment jolted, base uniform force, also not frangibility, extends the useful life of filter, in addition, if magnet ring 1 is fixed on the installed surface of filter, capping 5 is positioned at holder 3 region corresponding with installed surface, the inner ring surface of magnet ring 1 does not arrange encapsulating structure, single magnet ring 1 is provided with and encapsulates completely, both the wire in filter between capacitor board 12 with turnover copper bar 11 had been facilitated to be connected, be conducive to again the heat radiation of magnet ring 1 and capacitor board 12, the opening 4 of amorphous magnet ring 14 is located on holder 3, only have and magnet ring 1 is removed amorphous magnet ring 14 could be taken out in trapezoidal housing 13 from mounting seat, therefore, firm for amorphous magnet ring 14 can be fixed in housing.
Dismountable mode is adopted to be fixed on the mounting base 10 of filter by magnet ring 1, capacitor board 12 and copper bar 11, reduce magnet ring 1 and rock damage in photovoltaic DC-to-AC converter transportation, also save and adopt epoxy glue to go to encapsulate fixing technique, without the need to adding casing fixed filters in addition, mounting means is simple, reliable, save photovoltaic DC-to-AC converter structure space, be conducive to the heat radiation of filter, also facilitate replacing and the after-sales service of filter.
In other embodiments of the present utility model: the boss for fixing amorphous magnet ring can adopt the installing hole 14 of the outside being located at housing, after installing amorphous magnet ring, then in installing hole, load hold-down bars fix amorphous magnet ring 14; If boss on the cover board can also be located on the mounting panel of filter; The fixed structure that holder upper cover can also adopt draw-in groove to coordinate with block tongue, is fixed on capping on magnet ring housing.
The embodiment of the utility model magnet ring housing: the structure of magnet ring housing is identical with the structure of above-mentioned filter middle magnetic ring housing, does not repeat them here.
The embodiment of the utility model magnet ring: magnet ring structure is identical with the structure of above-mentioned filter middle magnetic ring, does not repeat them here.
Claims (10)
1. a magnet ring housing, the two sides, front and back of magnet ring housing are equipped with concentric pylone, it is characterized in that: the region corresponding with the installed surface of filter, the bottom of magnet ring housing is provided with the opening for installing amorphous magnet ring, be provided with in magnet ring housing extend from opening upwards, the installation passage that communicates with described through hole, described magnet ring housing is provided with between front and back sides be in the intersection of described installation passage and through hole, access way upper and lower for magnet ring time pass the annular straight joint of described through hole.
2. magnet ring housing according to claim 1, it is characterized in that: described opening is provided with the capping for closing trapezoidal housing, fixing amorphous magnet ring, the middle position at the top of described capping and magnet ring housing is provided with for fixing amorphous magnet ring, the boss of corresponding matching up and down that matches with the outline of amorphous magnet ring.
3. magnet ring housing according to claim 2, is characterized in that: described magnet ring housing is trapezoidal housing, and the bottom of trapezoidal housing is provided with holder, and holder is provided with the installing hole that symmetry is located at the left and right sides of through hole; Described capping is located on the bottom surface of holder, and described trapezoidal housing is provided with the bolt column for fixing capping, fixing hole corresponding with bolt column in capping.
4. a magnet ring, comprise magnet ring housing and be arranged on the amorphous magnet ring in magnet ring housing, the two sides, front and back of magnet ring housing are equipped with concentric pylone, through hole on described magnet ring housing is coaxial with the inner circle of amorphous magnet ring, it is characterized in that: the region corresponding with the installed surface of filter, the bottom of magnet ring housing is provided with the opening for installing amorphous magnet ring, be provided with in magnet ring housing from opening upwards extend, the installation passage communicated with described through hole, described magnet ring housing is provided with between front and back sides the intersection that is in described installation passage and through hole, through the annular straight joint of described through hole during access way upper and lower for magnet ring.
5. magnet ring according to claim 4, it is characterized in that: described opening is provided with the capping for closing trapezoidal housing, fixing amorphous magnet ring, the middle position at the top of described capping and magnet ring housing is provided with for fixing amorphous magnet ring, the boss of corresponding matching up and down that matches with the outline of amorphous magnet ring.
6. magnet ring according to claim 5, is characterized in that: described magnet ring housing is trapezoidal housing, and the bottom of trapezoidal housing is provided with holder, holder is arranged with the installing hole for fixing magnet ring housing in the left and right sides of through hole; Described capping is located on the bottom surface of holder, and described trapezoidal housing is provided with the bolt column for fixing capping, fixing hole corresponding with bolt column in capping.
7. a filter, filter is provided with magnet ring, magnet ring comprises magnet ring housing and is arranged on the amorphous magnet ring in magnet ring housing, the two sides, front and back of magnet ring housing are equipped with concentric pylone, through hole on described magnet ring housing is coaxial with the inner circle of amorphous magnet ring, it is characterized in that: the region corresponding with the installed surface of filter, the bottom of magnet ring housing is provided with the opening for installing amorphous magnet ring, be provided with in magnet ring housing from opening upwards extend, the installation passage communicated with described through hole, described magnet ring housing is provided with between front and back sides the intersection that is in described installation passage and through hole, through the annular straight joint of described through hole during access way upper and lower for magnet ring.
8. filter according to claim 7, it is characterized in that: described opening is provided with the capping for closing trapezoidal housing, fixing amorphous magnet ring, the middle position at the top of described capping and magnet ring housing is provided with for fixing amorphous magnet ring, the boss of corresponding matching up and down that matches with the outline of amorphous magnet ring.
9. the filter according to claim 7 or 8, is characterized in that: described filter is DC filter, and DC filter is also provided with capacitor board and the mounting base for fixed capacity plate and magnet ring, capacitor board is placed in magnet ring top; Described magnet ring housing is trapezoidal housing, and the bottom of trapezoidal housing is provided with holder.
10. the filter according to claim 7 or 8, it is characterized in that: described filter is alternating current filter, alternating current filter is also provided with capacitor board and the mounting base for fixed capacity plate and magnet ring, magnet ring is arranged on the central authorities of mounting base, and capacitor is arranged on the side of magnet ring; Described magnet ring housing is trapezoidal housing, and the bottom of trapezoidal housing is provided with holder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520612433.2U CN205069274U (en) | 2015-08-14 | 2015-08-14 | Magnetic ring casing and magnetic ring and wave filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520612433.2U CN205069274U (en) | 2015-08-14 | 2015-08-14 | Magnetic ring casing and magnetic ring and wave filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205069274U true CN205069274U (en) | 2016-03-02 |
Family
ID=55395795
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520612433.2U Active CN205069274U (en) | 2015-08-14 | 2015-08-14 | Magnetic ring casing and magnetic ring and wave filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205069274U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106602849A (en) * | 2016-12-01 | 2017-04-26 | 上海鹰峰电子科技股份有限公司 | Wind electricity common-mode filter |
| CN107516575A (en) * | 2017-10-25 | 2017-12-26 | 德清明宇电子科技有限公司 | Magnet ring shell and magnetic ring component with fastener |
-
2015
- 2015-08-14 CN CN201520612433.2U patent/CN205069274U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106602849A (en) * | 2016-12-01 | 2017-04-26 | 上海鹰峰电子科技股份有限公司 | Wind electricity common-mode filter |
| CN107516575A (en) * | 2017-10-25 | 2017-12-26 | 德清明宇电子科技有限公司 | Magnet ring shell and magnetic ring component with fastener |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |