CN110970694A - Direct current end parallel type simplified filter - Google Patents
Direct current end parallel type simplified filter Download PDFInfo
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- CN110970694A CN110970694A CN201911373261.7A CN201911373261A CN110970694A CN 110970694 A CN110970694 A CN 110970694A CN 201911373261 A CN201911373261 A CN 201911373261A CN 110970694 A CN110970694 A CN 110970694A
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- butt joint
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- magnetic ring
- peripheral magnetic
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- 210000001503 joint Anatomy 0.000 claims abstract description 61
- 230000002093 peripheral effect Effects 0.000 claims abstract description 55
- 230000003139 buffering effect Effects 0.000 claims abstract description 9
- 238000010030 laminating Methods 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 239000003990 capacitor Substances 0.000 abstract description 10
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000003032 molecular docking Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000008094 contradictory effect Effects 0.000 description 3
- 230000005389 magnetism Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/20—Frequency-selective devices, e.g. filters
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/20—Frequency-selective devices, e.g. filters
- H01P1/212—Frequency-selective devices, e.g. filters suppressing or attenuating harmonic frequencies
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- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The invention relates to the technical field of electronic equipment, in particular to a direct-current-end parallel type simplified filter which comprises a fire line row, a zero line row, a plurality of safety capacitors electrically connected with the fire line row and the zero line row respectively, a peripheral magnetic ring and an inner peripheral magnetic ring which are sleeved on the periphery of the fire line row and the zero line row simultaneously, the filter also comprises a magnetic buffering component arranged between the peripheral magnetic ring and the inner peripheral magnetic ring, the magnetic buffering component comprises a first butt joint part and a second butt joint part, a first clamping assembly is clamped at one end of the first butt joint part in the length direction of the live wire row, a second clamping assembly is clamped at one end of the second butt joint part in the length direction of the live wire row, the first clamping assembly and the second clamping assembly are distributed at two ends of the peripheral magnetic ring in the length direction of the live wire row, so that the size of an EMC device occupying the whole machine is reduced, and the accuracy rate of detecting electromagnetic signals is improved; the maintenance and the replacement of the inner magnetic ring and the outer magnetic ring are convenient.
Description
Technical Field
The invention relates to the technical field of electronic equipment, in particular to a direct-current-end parallel-type simplified filter.
Background
The EMC (electro Magnetic compatibility) is the capability of equipment or a system to meet the requirement in an electromagnetic environment and not generate intolerable electromagnetic interference on any equipment in the environment, corresponding market admission certification of the EMC is basically set in all regions of the world aiming at electronic products at present, meanwhile, the EMC requirement of each country is gradually improved, EMC devices occupy about half of the volume of the whole machine and occupy excessive space, so that the volume of some electronic products is larger, the volume of the electronic products cannot be reduced, meanwhile, a Magnetic ring in the existing EMC devices is easy to capture the interference amount of electromagnetic signals with other frequencies except electromagnetic signals with corresponding frequencies, and the accuracy of detecting the electromagnetic signals by the Magnetic ring is lower.
Disclosure of Invention
The invention aims to provide a direct current terminal parallel type simplified filter to solve the problems in the background technology.
The technical scheme of the invention is as follows:
a direct-current-end parallel-connection type simplified filter comprises a fire line row, a zero line row, a plurality of safety capacitors electrically connected with the fire line row and the zero line row respectively, and an outer magnetic ring and an inner magnetic ring which are sleeved on the outer periphery of the fire line row and the zero line row simultaneously, wherein the outer magnetic ring is sleeved on the outer side of the inner magnetic ring so that the outer magnetic ring and the inner magnetic ring can capture high-frequency electromagnetic signals and medium-low-frequency electromagnetic signals of an off-center loop respectively and simultaneously;
the filter further comprises a magnetic buffering assembly arranged between the peripheral magnetic ring and the inner peripheral magnetic ring, the magnetic buffering assembly comprises a first butt joint part and a second butt joint part which can be spliced into a tubular structure, the center lines of the first butt joint part and the second butt joint part are overlapped and are in opposite matching, a first clamping assembly is clamped at one end of the first butt joint part in the length direction of the live wire row, a second clamping assembly is clamped at one end of the second butt joint part in the length direction of the live wire row, and the first clamping assembly and the second clamping assembly are distributed at two ends of the peripheral magnetic ring in the length direction of the live wire row.
Preferably, the first butt joint part comprises a first rectangular ring and a plurality of first butt joint strip plates penetrating between the peripheral magnetic ring and the inner peripheral magnetic ring, the length directions of all the first butt joint strip plates are perpendicular to the plane of the first rectangular ring, all the first butt joint strip plates are distributed at intervals along the circumferential direction of the first rectangular ring, the second butt joint part comprises a second rectangular ring and a plurality of second butt joint strip plates penetrating between the peripheral magnetic ring and the inner peripheral magnetic ring, the length directions of all the second butt joint strip plates are perpendicular to the plane of the second rectangular ring, and all the second butt joint strip plates are distributed at intervals along the circumferential direction of the second rectangular ring.
Preferably, the first rectangular ring is provided with a plurality of first guide holes for all the second butt joint strip plates to pass through, the second rectangular ring is provided with a plurality of second guide holes for all the first butt joint strip plates to pass through, and all the first butt joint strip plates are inserted into the second rectangular ring and all the second butt joint strip plates are inserted into the first rectangular ring to be spliced to form a square pipe structure.
Preferably, wherein a plurality of fixed mounting all is provided with first rectangular through-hole along self length direction in the first butt joint slat on two sides that are parallel to each other of first rectangle ring, first chucking subassembly is including the first joint slat of two all perpendicular all first rectangular through-holes, and two first joint slats set up the both sides at first rectangular through-hole respectively, and every first joint slat has the first wedge that a plurality of inserted in first rectangular through-hole one by one along self length direction interval distribution, and the both ends of two first joint slats are run through respectively and are had a lead screw, and nut and lead screw threaded connection are passed through to the both sides of first joint slat.
Preferably, wherein a plurality of fixed mounting all is provided with the rectangular through-hole of second along self length direction in the second butt joint slat on two sides that are parallel to each other of second rectangle ring, second chucking subassembly is including the second joint slat of the rectangular through-hole of two all perpendicular all second, and two second joint slats set up the both sides at the rectangular through-hole of second respectively, and every second joint slat has the second wedge that a plurality of inserted in the rectangular through-hole of second one by one along self length direction interval distribution, and the both ends of two second joint slats also run through a lead screw respectively, and the both sides of second joint slat also are through nut and lead screw threaded connection.
Preferably, the first rectangular through hole is provided with the inclined plane of laminating with first wedge at the one end of keeping away from first rectangle ring, the rectangular through hole of second is provided with the scarf of laminating with the second wedge at the one end of keeping away from the second rectangle ring.
The invention provides a direct current end parallel type simplified filter through improvement, and compared with the prior art, the filter has the following improvements and advantages:
one is as follows: the peripheral magnetic ring and the inner peripheral magnetic ring are sleeved together, so that the occupied volume of an EMC device is reduced, the volume of an electronic product is reduced, and the volume of the electronic product is reduced to a certain degree;
the second step is as follows: the magnetic forces of the peripheral magnetic ring and the inner magnetic ring which are sleeved together are mutually controlled, and simultaneously, the high-frequency electromagnetic signal and the medium-low frequency electromagnetic signal of the same section in the break-free loop are respectively captured, so that the interference amount of the peripheral magnetic ring capturing the medium-low frequency electromagnetic signal is reduced, the interference amount of the inner magnetic ring capturing the high-frequency electromagnetic signal is reduced, and the accuracy rate of detecting the electromagnetic signals is improved;
and thirdly: the magnetic buffer assembly plays a role in magnetic isolation and magnetic bridging, is easy to assemble and disassemble, and can provide convenience for maintenance and replacement of the inner magnetic ring and the outer magnetic ring.
Drawings
The invention is further explained below with reference to the figures and examples:
FIG. 1 is a schematic perspective view of a prior art construction;
FIG. 2 is a schematic perspective view of a first embodiment of the present invention;
FIG. 3 is a schematic assembled view of the magnetic buffer assembly, the outer magnetic ring and the inner magnetic ring according to the embodiment of the present invention;
FIG. 4 is a perspective assembled view of a first docking assembly and a first docking portion in accordance with an embodiment of the present invention;
FIG. 5 is a perspective assembled view of a second docking assembly and a second docking portion according to an embodiment of the present invention;
fig. 6 is a schematic perspective view illustrating a second docking portion according to an embodiment of the invention;
FIG. 7 is a schematic perspective view of a second embodiment of the present invention;
description of reference numerals:
the live wire is arranged 1, zero line row 2, ann rule electric capacity 3, peripheral magnetic ring 4, interior magnetic ring 5 that encloses, magnetism buffering subassembly 6, first butt joint portion 61, second butt joint portion 62, first butt joint slat 63, first rectangle ring 64, first guiding hole 65, second butt joint slat 66, second rectangle ring 67, second guiding hole 68, first chucking subassembly 7, first joint slat 71, first wedge 72, first rectangular through-hole 73, second chucking subassembly 8, second joint slat 81, second wedge 82, the rectangular through-hole 83 of second, magnetism buffer layer 9, lead screw 10.
Detailed Description
The present invention is described in detail below, and technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
the invention provides a direct-current-end parallel-connection type simplified filter by improvement, as shown in fig. 1-7, the filter comprises a fire line row 1, a zero line row 2, a plurality of safety capacitors 3 electrically connected with the fire line row 1 and the zero line row 2 respectively, and an outer magnetic ring 4 and an inner magnetic ring 5 which are sleeved on the outer periphery of the fire line row 1 and the zero line row 2 respectively, wherein the outer magnetic ring 4 is sleeved on the outer side of the inner magnetic ring 5, so that the outer magnetic ring 4 and the inner magnetic ring 5 capture high-frequency electromagnetic signals and medium-low-frequency electromagnetic signals of an off-tripping loop respectively and simultaneously;
the peripheral magnetic ring 4 and the inner peripheral magnetic ring 5 are sleeved together, so that the occupied volume of an EMC device is reduced, the volume of an electronic product is reduced, and the volume of the electronic product is reduced to a certain degree;
the magnetic forces of the peripheral magnetic ring 4 and the inner magnetic ring 5 which are sleeved together are mutually controlled, and simultaneously, the high-frequency electromagnetic signal and the medium-low frequency electromagnetic signal of the same section in the break-away loop are respectively captured, so that the interference amount of the peripheral magnetic ring 4 capturing the medium-low frequency electromagnetic signal and the interference amount of the inner magnetic ring 5 capturing the high-frequency electromagnetic signal are reduced, and the accuracy of detecting the electromagnetic signals is improved;
as shown in fig. 1 in the prior art, the conventional peripheral magnetic ring 4 and the conventional inner magnetic ring 5 are sleeved on the peripheries of all the fire wire bars 1 and the zero wire bars 2 at intervals, meanwhile, magnetic rings in the conventional EMC device easily capture interference to electromagnetic signals of other frequencies except electromagnetic signals of corresponding frequencies, one electrode of all the safety capacitors 3 is electrically connected with one of the fire wire bars 1 and the zero wire bars 2, the other electrode of all the safety capacitors 3 is grounded, the simplified filter further comprises a shell diagram, which is not shown, and a skeleton diagram for supporting the fire wire bars 1, the zero wire bars 2, all the safety capacitors 3, the peripheral magnetic ring 4 and the inner magnetic ring 5 is arranged in the shell, which is not shown.
As shown in fig. 2, the filter further includes a magnetic buffering assembly 6 installed between the outer magnetic ring 4 and the inner magnetic ring 5, the magnetic buffering assembly 6 includes a first butt-joint portion 61 and a second butt-joint portion 62 that can be spliced into a tubular structure, the center lines of the first butt-joint portion 61 and the second butt-joint portion 62 are overlapped and are in opposite fit, a first clamping assembly 7 is clamped at one end of the first butt-joint portion 61 in the length direction of the power line bank 1, a second clamping assembly 8 is clamped at one end of the second butt-joint portion 62 in the length direction of the power line bank 1, the first clamping assembly 7 and the second clamping assembly 8 are distributed at two ends of the outer magnetic ring 4 in the length direction of the power line bank 1, the first butt-joint portion 61 and the second butt-joint portion 62 respectively penetrate through a gap between the outer magnetic ring 4 and the inner magnetic ring 5 from two ends of the outer magnetic ring 4, and the ends of the first butt-joint portion, then the first clamping assembly 7 and the second clamping assembly 8 clamp the outer magnetic ring 4 and the inner magnetic ring 5 respectively.
The first butt joint part 61 comprises a first rectangular ring 64 and a plurality of first butt strip plates 63 penetrating between the peripheral magnet ring 4 and the inner magnet ring 5, the length directions of all the first butt strip plates 63 are perpendicular to the plane of the first rectangular ring 64, all the first butt strip plates 63 are distributed at intervals along the circumferential direction of the first rectangular ring 64, the second butt joint part 62 comprises a second rectangular ring 67 and a plurality of second butt strip plates 66 penetrating between the peripheral magnet ring 4 and the inner magnet ring 5, the length directions of all the second butt strip plates 66 are perpendicular to the plane of the second rectangular ring 67, all the second butt strip plates 66 are distributed at intervals along the circumferential direction of the second rectangular ring 67, the end parts of the first butt joint part 61 and the second butt joint part 62 respectively penetrate through each other, all the first butt strip plates 63 and the second butt strip plates 66 can be spliced into a rectangular tube shape to completely separate the outer side of the inner magnet ring 5 from the inner side of the peripheral magnet ring 4, all the first butt strap strips 63 and the second butt strap strips 66 are insulating strips.
The first rectangular ring 64 is provided with a plurality of first guide holes 65 for all the second butt joint strip plates 66 to pass through, the second rectangular ring 67 is provided with a plurality of second guide holes 68 for all the first butt joint strip plates 63 to pass through, all the first butt joint strip plates 63 are inserted into the second rectangular ring 67, all the second butt joint strip plates 66 are inserted into the first rectangular ring 64 to be spliced to form a square pipe structure, all the first butt joint strip plates 63 and the second butt joint strip plates 66 can be spliced to form a rectangular pipe shape to completely separate the outer side of the inner surrounding magnetic ring 5 from the inner side of the peripheral magnetic ring 4, and all the first butt joint strip plates 63 and the second butt joint strip plates 66 are insulating strip plates.
Wherein a plurality of first butt-joint strip plates 63 fixedly mounted on two parallel side edges of the first rectangular ring 64 are provided with first strip through holes 73 along the length direction thereof, the first clamping assembly 7 comprises two first clamping strip plates 71 which are perpendicular to all the first strip through holes 73, the two first clamping strip plates 71 are respectively arranged at two sides of the first strip through holes 73, each first clamping strip plate 71 is provided with a plurality of first wedge blocks 72 which are inserted into the first strip through holes 73 one by one along the length direction thereof at intervals, two ends of the two first clamping strip plates 71 are respectively penetrated with a screw rod 10, two sides of the first clamping strip plates 71 are in threaded connection with the screw rod 10 through nuts, the nuts are rotated, the two first clamping strip plates 71 are adjusted to move oppositely along the central line direction of the screw rod 10, so that the first wedge blocks 72 are in butt-fit with the first strip through holes 73, so that the first clamping slat 71 pushes the outer peripheral magnetic ring 4 and the inner peripheral magnetic ring 5 to move toward the second clamping slat 81, and the width of the first rectangular ring 64 is greater than the sum of the outer peripheral magnetic ring 4 and the inner peripheral magnetic ring 5.
Wherein a plurality of second butt joint laths 66 fixedly installed on two parallel side edges of the second rectangular ring 67 are provided with second rectangular through holes 83 along the length direction thereof, the second clamping assembly 8 comprises two second clamping laths 81 perpendicular to all the second rectangular through holes 83, the two second clamping laths 81 are respectively arranged at two sides of the second rectangular through holes 83, each second clamping lath 81 is provided with a plurality of second wedge blocks 82 inserted into the second rectangular through holes 83 one by one at intervals along the length direction thereof, two ends of the two second clamping laths 81 are respectively penetrated with a screw rod 10, two sides of the second clamping laths 81 are also in threaded connection with the screw rod 10 through nuts, the nuts are rotated, the two second clamping laths 81 are adjusted to move oppositely along the central line direction of the screw rod 10, so that the second wedge blocks 82 are matched with the second rectangular through holes 83, so that the second clamping slat 81 pushes the outer peripheral magnetic ring 4 and the inner peripheral magnetic ring 5 to move toward the first clamping slat 71, and the width of the second rectangular ring 67 is greater than the sum of the outer peripheral magnetic ring 4 and the inner peripheral magnetic ring 5.
The two first clamping laths 71 and the two second clamping laths 81 move oppositely to sleeve the extrusion-pushing outer magnetic ring 4 and the inner magnetic ring 5 together.
First rectangular through-hole 73 is provided with the inclined plane of laminating with first wedge 72 in the one end of keeping away from first rectangle ring 64, the rectangular through-hole 83 of second is provided with the scarf of laminating with second wedge 82 in the one end of keeping away from second rectangle ring 67, the nut rotates, adjust two first joint slats 71 at the central line direction opposite direction of lead screw 10, make the cooperation of contradicting of first wedge 72 and the inclined plane of first rectangular through-hole 73, make first joint slat 71 smooth-going to second joint slat 81 removal, the nut rotates, adjust two second joint slats 81 at the central line direction opposite direction of lead screw 10, make the cooperation of contradicting of second wedge 82 and the rectangular through-hole 83's of second wedge, make the cooperation of contradicting of second wedge 82 and the rectangular through-hole 83's of second inclined plane, make the smooth-going to first joint slat 71 removal of second joint slat 81.
Example two:
the invention provides a direct-current-end parallel-connection type simplified filter by improvement, as shown in fig. 1-7, the filter comprises a fire line row 1, a zero line row 2, a plurality of safety capacitors 3 electrically connected with the fire line row 1 and the zero line row 2 respectively, and an outer magnetic ring 4 and an inner magnetic ring 5 which are sleeved on the outer periphery of the fire line row 1 and the zero line row 2 respectively, wherein the outer magnetic ring 4 is sleeved on the outer side of the inner magnetic ring 5, so that the outer magnetic ring 4 and the inner magnetic ring 5 capture high-frequency electromagnetic signals and medium-low-frequency electromagnetic signals of an off-tripping loop respectively and simultaneously;
as shown in fig. 1 in the prior art, the conventional peripheral magnetic ring 4 and the conventional inner magnetic ring 5 are sleeved on the peripheries of all the fire wire bars 1 and the zero wire bars 2 at intervals, meanwhile, magnetic rings in the conventional EMC device easily capture interference to electromagnetic signals of other frequencies except electromagnetic signals of corresponding frequencies, one electrode of all the safety capacitors 3 is electrically connected with one of the fire wire bars 1 and the zero wire bars 2, the other electrode of all the safety capacitors 3 is grounded, the simplified filter further comprises a shell diagram, which is not shown, and a skeleton diagram for supporting the fire wire bars 1, the zero wire bars 2, all the safety capacitors 3, the peripheral magnetic ring 4 and the inner magnetic ring 5 is arranged in the shell, which is not shown.
As shown in fig. 2, the filter further includes a magnetic buffer assembly 6 installed between the peripheral magnetic ring 4 and the inner peripheral magnetic ring 5, the magnetic buffer assembly 6 is a magnetic buffer layer 9, and the magnetic buffer layer 9 is made of an insulating material.
The peripheral magnetic ring 4 and the inner peripheral magnetic ring 5 are sleeved together, so that the occupied volume of an EMC device is reduced, the volume of an electronic product is reduced, and the volume of the electronic product is reduced to a certain degree;
the magnetic forces of the peripheral magnetic ring 4 and the inner magnetic ring 5 which are sleeved together are mutually controlled and respectively capture high-frequency electromagnetic signals and medium-low frequency electromagnetic signals of the same section in the break-free loop through the magnetic buffer layer 9, so that the interference amount of the peripheral magnetic ring 4 capturing the medium-low frequency electromagnetic signals and the interference amount of the inner magnetic ring 5 capturing the high-frequency electromagnetic signals are reduced, and the accuracy of detecting the electromagnetic signals is improved;
the previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. The utility model provides a filter is retrencied to direct current end parallel, including live wire row (1), zero line row (2), a plurality of and respectively live wire row (1) arrange (2) electric connection's ann rule electric capacity (3) with the zero line, all overlap simultaneously and arrange (2) outlying peripheral magnetic ring (4) and interior magnetic ring (5) of enclosing with the zero line in live wire row (1), its characterized in that: the peripheral magnetic ring (4) is sleeved on the outer side of the inner peripheral magnetic ring (5) so that the peripheral magnetic ring (4) and the inner peripheral magnetic ring (5) can capture high-frequency electromagnetic signals and medium-low frequency electromagnetic signals of an escape loop respectively and simultaneously;
the filter is characterized by further comprising a magnetic buffering assembly (6) installed between the peripheral magnetic ring (4) and the inner peripheral magnetic ring (5), the magnetic buffering assembly (6) comprises a first butt joint part (61) and a second butt joint part (62) which can be spliced into a tubular structure, the center lines of the first butt joint part (61) and the second butt joint part (62) are overlapped and are in opposite matching, a first clamping assembly (7) is clamped at one end of the first butt joint part (61) in the length direction of the live wire bar (1), a second clamping assembly (8) is clamped at one end of the second butt joint part (62) in the length direction of the live wire bar (1), and the first clamping assembly (7) and the second clamping assembly (8) are distributed at two ends of the peripheral magnetic ring (4) in the length direction of the live wire bar (1).
2. The direct-current terminal parallel type reduction filter according to claim 1, wherein: the first butt joint part (61) comprises a first rectangular ring (64) and a plurality of first butt joint strip plates (63) penetrating between a peripheral magnetic ring (4) and an inner peripheral magnetic ring (5), the length directions of all the first butt joint strip plates (63) are perpendicular to the plane of the first rectangular ring (64), all the first butt joint strip plates (63) are distributed at intervals along the circumferential direction of the first rectangular ring (64), the second butt joint part (62) comprises a second rectangular ring (67) and a plurality of second butt joint strip plates (66) penetrating between the peripheral magnetic ring (4) and the inner peripheral magnetic ring (5), the length directions of all the second butt joint strip plates (66) are perpendicular to the plane of the second rectangular ring (67), and all the second butt joint strip plates (66) are distributed at intervals along the circumferential direction of the second rectangular ring (67).
3. The dc-side parallel type reduction filter according to claim 2, wherein: the first rectangular ring (64) is provided with a plurality of first guide holes (65) for all the second butt joint strip plates (66) to pass through, the second rectangular ring (67) is provided with a plurality of second guide holes (68) for all the first butt joint strip plates (63) to pass through, and all the first butt joint strip plates (63) are inserted into the second rectangular ring (67) and all the second butt joint strip plates (66) are inserted into the first rectangular ring (64) to be spliced to form a square pipe structure.
4. The direct-current-side parallel type reduction filter according to claim 3, wherein: wherein a plurality of fixed mounting all is provided with first rectangular through-hole (73) along self length direction in first butt joint slat (63) on two sides that are parallel to each other of first rectangle ring (64), first chucking subassembly (7) are including first joint slat (71) of two all perpendicular all first rectangular through-holes (73), two first joint slats (71) set up respectively in the both sides of first rectangular through-hole (73), every first joint slat (71) have first wedge (72) that a plurality of inserted one by one in first rectangular through-hole (73) along self length direction interval distribution, the both ends of two first joint slats (71) are run through respectively and are had a lead screw (10), nut and lead screw (10) threaded connection are passed through to the both sides of first joint slat (71).
5. The direct-current-side parallel type reduction filter according to claim 4, wherein: wherein a plurality of fixed mounting all is provided with rectangular through-hole of second (83) along self length direction in second butt joint slat (66) on two sides that are parallel to each other of second rectangle ring (67), second chucking subassembly (8) are including second joint slat (81) of the rectangular through-hole of two equal perpendicular all second (83), two second joint slats (81) set up the both sides at the rectangular through-hole of second (83) respectively, every second joint slat (81) have second wedge (82) that a plurality of inserted in the rectangular through-hole of second (83) one by one along self length direction interval distribution, the both ends of two second joint slats (81) are also run through respectively has a lead screw (10), the both sides of second joint slat (81) are also through nut and lead screw (10) threaded connection.
6. The direct-current terminal parallel type reduction filter according to claim 5, wherein: the one end of keeping away from first rectangle ring (64) of first rectangular through-hole (73) is provided with the inclined plane of laminating with first wedge (72), the one end of keeping away from second rectangle ring (67) of rectangular through-hole (83) of second is provided with the scarf of laminating with second wedge (82).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911373261.7A CN110970694A (en) | 2019-12-27 | 2019-12-27 | Direct current end parallel type simplified filter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911373261.7A CN110970694A (en) | 2019-12-27 | 2019-12-27 | Direct current end parallel type simplified filter |
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| CN110970694A true CN110970694A (en) | 2020-04-07 |
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| CN201911373261.7A Pending CN110970694A (en) | 2019-12-27 | 2019-12-27 | Direct current end parallel type simplified filter |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM395264U (en) * | 2010-06-07 | 2010-12-21 | Emif Technology Ltd | EMI filter |
| CN102982968A (en) * | 2012-12-05 | 2013-03-20 | 南京航空航天大学 | Planar integrated EMI (electro magnetic interference) choking coil for planar EMI filter |
| US20180034125A1 (en) * | 2015-03-01 | 2018-02-01 | Telefonaktiebolaget Lm Ericsson (Publ) | Waveguide E-Plane Filter |
| CN208337408U (en) * | 2018-07-20 | 2019-01-04 | 深圳市递百科技术有限公司 | A kind of ultra-wideband EMC power-supply filter |
| CN211238451U (en) * | 2019-12-27 | 2020-08-11 | 浙江飞碟汽车制造有限公司 | Direct current end parallel type simplified filter |
-
2019
- 2019-12-27 CN CN201911373261.7A patent/CN110970694A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM395264U (en) * | 2010-06-07 | 2010-12-21 | Emif Technology Ltd | EMI filter |
| CN102982968A (en) * | 2012-12-05 | 2013-03-20 | 南京航空航天大学 | Planar integrated EMI (electro magnetic interference) choking coil for planar EMI filter |
| US20180034125A1 (en) * | 2015-03-01 | 2018-02-01 | Telefonaktiebolaget Lm Ericsson (Publ) | Waveguide E-Plane Filter |
| CN208337408U (en) * | 2018-07-20 | 2019-01-04 | 深圳市递百科技术有限公司 | A kind of ultra-wideband EMC power-supply filter |
| CN211238451U (en) * | 2019-12-27 | 2020-08-11 | 浙江飞碟汽车制造有限公司 | Direct current end parallel type simplified filter |
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