CN111355360B - Current type frequency converter for impedance source alternating current - Google Patents
Current type frequency converter for impedance source alternating current Download PDFInfo
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- CN111355360B CN111355360B CN202010269755.7A CN202010269755A CN111355360B CN 111355360 B CN111355360 B CN 111355360B CN 202010269755 A CN202010269755 A CN 202010269755A CN 111355360 B CN111355360 B CN 111355360B
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K9/00—Screening of apparatus or components against electric or magnetic fields
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Abstract
The invention discloses a current type impedance source alternating current frequency converter which structurally comprises an equipment main body, a display screen, heat dissipation holes and a magnetic isolation device. Has the advantages that: the invention is favorable for realizing the function of separating and blocking charged dust particles which are about to enter the frequency converter through the heat dissipation holes by the arranged counter-flow structure, thereby avoiding the phenomenon of magnetic interference on current in the frequency converter caused by the formation of a large amount of accumulated charged ions in the dust in the frequency converter.
Description
Technical Field
The invention relates to the field of alternating-current variable-frequency capacitors, in particular to a current type impedance source alternating-current frequency converter.
Background
With the widespread application of power technology, frequency conversion technology has a very inseparable connection with the power technology, wherein when an alternating current frequency converter is used for the circuit composition application,
when the converter is operating, because its inside electric current can produce the heat when the operation to carry out thermal discharge through the louvre, nevertheless it is when the operation, easily goes out and has external dust particle by its attraction under the effect of magnetic field, thereby gets into inside the converter, and under long-term pile up the effect, because of the inside charged ion that easily contains of dust particle, so under the effect of piling up, it can produce and have a weak magnetic field, and cause the magnetic interference phenomenon to the converter.
Disclosure of Invention
The present invention provides a current type impedance source ac frequency converter, which solves the problems that when the frequency converter in the prior art is operated, the internal current generates heat when the frequency converter is operated, and the heat is discharged through a heat dissipation hole, but when the frequency converter is operated, external dust particles are easily attracted by the internal current under the action of a magnetic field, so as to enter the frequency converter, and under the long-term accumulation action, the internal part of the dust particles easily contains charged ions, so that a weak magnetic field is generated under the accumulation action, and a magnetic interference phenomenon is caused to the frequency converter.
In order to achieve the purpose, the invention is realized by the following technical scheme:
the utility model provides a converter that electric current type impedance source exchanged, its structure includes equipment main part, display screen, louvre, magnetism absolutely the device, the display screen is located equipment main part front surface and is connected through the electric welding, equipment main part right side lower part and structure as an organic whole are located to the louvre, magnetism absolutely the device locate inside and with the corresponding installation of louvre of equipment main part, magnetism absolutely the device includes buckling board, countercurrent structure, converges and separates the structure, countercurrent structure locates buckling board front surface and is connected through the electric welding, converge and separate the structure and locate the countercurrent structure left and right sides and run through being connected through the electric welding.
As a further scheme of the invention, the countercurrent structure comprises a rotating shaft, a forward-arranged disc, a reverse-rotating ring and a magnetism isolating assembly, wherein the forward-arranged disc is arranged on the outer surface of the rotating shaft and connected through electric welding, the reverse-rotating ring is arranged on the outer surface of the forward-arranged disc and connected through sleeving, the reverse-rotating ring is connected with the converging and isolating structure through sleeving, ten magnetism isolating assemblies are arranged and respectively installed on the outer surface of the reverse-rotating ring in a uniform and equidistant manner, the magnetism isolating assembly is connected with the reverse-rotating ring through electric welding, and the rear side of the magnetism isolating assembly is connected with the converging and isolating structure through buckling.
As a further scheme of the invention, the magnetism isolating assembly comprises an arc frame, two magnetic strips, a baffle and wool tops, wherein the magnetic strips are arranged inside the arc frame and are welded with the arc frame, the two baffle plates are arranged at the left side and the right side of the arc frame respectively and are welded and fixed, the wool tops are provided with a plurality of strips and are arranged on the outer surface of the baffle plate in an irregular shape respectively, and the wool tops are connected with the baffle plate through gluing, so that charged dust particles are prevented from being accumulated, and magnetic interference is generated on current inside the wool tops.
As a further scheme of the invention, the inner part of the arc frame is of a hollow structure and is connected with the baffle plate in a penetrating way, and the upper surface of the arc frame is of a net structure, so that charged dust particles can be prevented from being accumulated around the heat dissipation holes.
As a further scheme of the invention, the surface of the baffle is of a smooth structure and is made of an insulating material, so that charged dust particles entering the baffle through the heat dissipation holes can enter the baffle easily.
As a further scheme of the invention, the convergence and separation structure comprises a sleeve frame, jacks, airflow cavities and a convergence frame, wherein ten jacks are arranged on the surface of the sleeve frame uniformly and equidistantly, the jacks are connected with the magnetic isolation assemblies in a buckling manner, and the airflow cavities are symmetrically arranged on the left side and the right side of the sleeve frame and are connected in a penetrating manner through electric welding.
As a further scheme of the invention, the sleeve frame is connected with the reverse rotation ring through a sleeve, the sleeve frame is made of insulating materials, and the sleeve frame is internally provided with ten partition plates which are uniformly and equidistantly arranged, so that the dust is favorably isolated and absorbed, and the influence on the current in the equipment caused by the collection of a large amount of dust particles with charged ions is avoided.
As a further scheme of the invention, the airflow in the airflow cavity is in an inward adsorption state, and the joint of the airflow cavity and the sleeve frame is in a net structure, so that the dust particles subjected to magnetic adsorption can be further absorbed in a concentrated manner.
Advantageous effects of the invention
Compared with the traditional frequency converter with current type impedance source alternating current, the frequency converter has the following beneficial effects:
the reverse flow structure is favorable for separating charged dust particles entering the frequency converter through the heat dissipation holes, so that the phenomenon of magnetic interference on current in the frequency converter caused by the fact that a large amount of charged ions contained in the dust are accumulated in the frequency converter is avoided.
The invention uses the gathering and separating structure to intensively separate and absorb the collected dust particles by the separating block, so as to avoid the dust particles from being driven by the air flow running inside again and attaching to the surface to form magnetic field interference when the frequency converter runs.
Drawings
Other features, objects and advantages of the invention will become more apparent from a reading of the detailed description of non-limiting embodiments with reference to the attached drawings.
In the drawings:
fig. 1 is a schematic structural diagram of a current-mode impedance source ac frequency converter according to the present invention.
Fig. 2 is a schematic front view of the magnetic isolation device of the present invention.
FIG. 3 is a schematic front view of the countercurrent structure of the present invention.
FIG. 4 is a schematic side view of the magnetic shield assembly of the present invention.
Fig. 5 is a schematic front view of the junction structure according to the present invention.
FIG. 6 is a schematic diagram of the internal structure of the junction structure according to the present invention.
In the figure: the device comprises a device body-1, a display screen-2, heat dissipation holes-3, a magnetic insulation device-4, a buckling plate-4 a, a countercurrent structure-4 b, a convergence structure-4 c, a rotating shaft-4 b1, an in-line disc-4 b2, an inverse rotating ring-4 b3, a magnetic insulation component-4 b4, an arc frame-4 b41, a magnetic strip-4 b42, a baffle-4 b43, a wool top-4 b44, a sleeve frame-4 c1, an insertion hole-4 c2, an airflow cavity-4 c3, a convergence frame-4 c4 and a partition-g.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
The first embodiment:
as shown in fig. 1-4, the present invention provides a technical solution of a current-mode impedance source ac frequency converter:
as shown in fig. 1-2, a current type impedance source ac frequency converter structurally comprises an equipment body 1, a display screen 2, heat dissipation holes 3, and magnetic isolation devices 4, wherein the display screen 2 is arranged on the front surface of the equipment body 1 and connected by electric welding, the heat dissipation holes 3 are arranged on the lower portion of the right side of the equipment body 1 and are of an integrated structure, the magnetic isolation devices 4 are arranged inside the equipment body 1 and are installed corresponding to the heat dissipation holes 3, the magnetic isolation devices 4 comprise buckling plates 4a, countercurrent structures 4b and converging and isolating structures 4c, the countercurrent structures 4b are arranged on the front surface of the buckling plates 4a and are connected by electric welding, and the converging and isolating structures 4c are arranged on the left and right sides of the countercurrent structures 4b and are connected by electric welding through penetration.
As shown in fig. 3, the reverse flow structure 4b includes a rotating shaft 4b1, a forward-arranged disk 4b2, a reverse rotation ring 4b3, and a magnetic isolation assembly 4b4, the forward-arranged disk 4b2 is disposed on the outer surface of the rotating shaft 4b1 and connected by electric welding, the reverse rotation ring 4b3 is disposed on the outer surface of the forward-arranged disk 4b2 and connected by nesting, the reverse rotation ring 4b3 is connected by nesting with the converging structure 4c, the magnetic isolation assemblies 4b4 are ten in number and respectively mounted on the outer surface of the reverse rotation ring 4b3 in uniform and equidistant manner, the magnetic isolation assembly 4b4 is connected with the reverse rotation ring 4b3 by electric welding, and the rear side of the magnetic isolation assembly 4b4 is connected with the converging structure 4c by buckling.
As shown in fig. 4, the magnetism isolating component 4b4 includes arc frame 4b41, magnetic stripe 4b42, baffle 4b43, wool tops 4b44, magnetic stripe 4b42 is located inside and the two welding mutually of arc frame 4b41, baffle 4b43 is equipped with two altogether and installs respectively in arc frame 4b41 left and right sides and welded fastening, wool tops 4b44 is equipped with a plurality of strip and is installed in baffle 4b43 surface respectively irregularly, wool tops 4b44 is connected through the veneer with baffle 4b43, is favorable to avoiding electrified dust particle to be pile up to produce magnetic interference to its inside electric current.
As shown in fig. 4, the inner part of the arc frame 4b41 is hollow and is connected with the baffle 4b43 through penetration, and the upper surface of the arc frame 4b41 is a net structure, which is beneficial to preventing charged dust particles from forming accumulation around the heat dissipation hole 3.
As shown in fig. 4, the surface of the baffle 4b43 is smooth and made of insulating material, which is beneficial to the entrance of charged dust particles entering through the heat dissipation hole 3.
In conclusion, through the magnetism isolating assembly 4b4 that is equipped with, be favorable to realizing blocking the processing to having the dust particle of charged ion, avoid causing magnetic field interference inside the converter.
The specific realization principle is as follows: when the converter is operating, because its internal current can produce the heat when the operation to carry out thermal discharge through louvre 3, but it is when the operation, easily goes out and has external dust particle by its attraction under the effect of magnetic field, thereby gets into inside the converter, and under long-term pile up the effect, because of the inside charged ion that easily contains of dust particle, so under the effect of piling up, it can produce and have a weak magnetic field, and cause the magnetic interference phenomenon to the converter.
Therefore, by utilizing the reverse flow structure 4b, the internal hot air is discharged to the outside under the action of the forward-arranged disc 4b2, and simultaneously rotates along with the rotating shaft 4b1, and the reverse rotation ring 4b3 is sleeved with the forward-arranged disc 4b2, and reversely operates along with the rotating motion of the forward-arranged disc, the magnetism isolating component 4b4 reversely rotates with the forward-arranged disc 4b2 under the action of the magnetism isolating component, and dust particles entering from the outside are absorbed into the arc frame 4b41 under the action of the magnetic strip 4b42, so that the dust particles are prevented from being accumulated in the frequency converter to cause the interference of the existing magnetic field, and meanwhile, under the mutual matching action of the wool tops 4b44 and the baffle 4b43, the dust contained in the air is cleaned in the rotating process.
This embodiment is in order to solve the converter when operating, because its internal current can produce the heat when operating, and through carrying out thermal discharge, but it is when operating, it has easily to go out that external dust particle is attracted by it under the effect of magnetic field, thereby get into inside the converter, and under long-term pile up the effect, because of the inside charged ion that easily contains of dust particle, so under the accumulational effect, it can produce and have weak magnetic field, and cause the magnetic interference phenomenon to the converter, so be favorable to realizing through the countercurrent structure who is equipped with to be about to get into the inside charged dust particle of converter via the louvre, do and separate the fender effect, thereby avoid forming a large amount of accumulations in the converter because of the inside charged ion that contains of this dust, lead to appearing the magnetic interference phenomenon to the converter internal current.
Second embodiment:
as shown in fig. 1, 2, 5 and 6, the present invention provides a technical solution of a current-mode impedance source ac frequency converter:
as shown in fig. 1-2, a current type impedance source ac frequency converter structurally comprises an equipment body 1, a display screen 2, heat dissipation holes 3, and magnetic isolation devices 4, wherein the display screen 2 is arranged on the front surface of the equipment body 1 and connected by electric welding, the heat dissipation holes 3 are arranged on the lower portion of the right side of the equipment body 1 and are of an integrated structure, the magnetic isolation devices 4 are arranged inside the equipment body 1 and are installed corresponding to the heat dissipation holes 3, the magnetic isolation devices 4 comprise buckling plates 4a, countercurrent structures 4b and converging and isolating structures 4c, the countercurrent structures 4b are arranged on the front surface of the buckling plates 4a and are connected by electric welding, and the converging and isolating structures 4c are arranged on the left and right sides of the countercurrent structures 4b and are connected by electric welding through penetration.
As shown in fig. 5-6, the junction structure 4c includes a sleeve frame 4c1, ten insertion holes 4c2, an airflow cavity 4c3, and a collection frame 4c4, the insertion holes 4c2 are installed on the surface of the sleeve frame 4c1 in uniform and equidistant manner, the insertion holes 4c2 are connected with the magnetic isolation component 4b4 by fastening, and the airflow cavities 4c3 are installed on the left and right sides of the sleeve frame 4c1 in symmetrical manner and are connected by electric welding.
As shown in fig. 5-6, the sleeve frame 4c1 is connected with the reverse rotation ring 4b3 by means of sleeving, the inside of the sleeve frame 4c1 is made of insulating material, and the sleeve frame 4c1 is provided with ten partition plates g which are uniformly and equidistantly installed, so that the dust can be isolated and absorbed, and the influence on the internal current of the device due to the collection of a large amount of dust particles with charged ions can be avoided.
As shown in fig. 5-6, the airflow in the airflow chamber 4c3 is in an inward-attracting shape, and the joint between the airflow chamber 4c3 and the frame 4c1 is in a net structure, which is beneficial to further performing concentrated absorption treatment on the dust particles after magnetic attraction.
In summary, the converging-diverging structure 4c is provided to perform a concentrated absorption process on the charged dust particles blocked by the reverse-flow structure 4b to avoid being attracted into the internal current magnetic field again.
The specific realization principle is as follows: by utilizing the provided converging and separating structure 4c, because the insertion hole 4c2 is buckled and connected with the arc frame 4b41, dust particles absorbed in the arc frame 4c41 flow into the sleeve frame 4c1 orderly under the action of the adsorption air flow of the air flow cavity 4c3, and the dust particles are separated under the action of the partition plate g arranged in the dust particles, so that the dust particles are prevented from being attracted again, and the magnetic interference phenomenon is performed on the frequency converter.
The embodiment aims to solve the problem that when the frequency converter operates, because the internal current can generate heat when the frequency converter operates, and the heat is discharged through the heat dissipation holes, but when the frequency converter operates, external dust particles are easily attracted by the external dust particles under the action of a magnetic field, so that the external dust particles enter the frequency converter, and under the long-term accumulation action, because the internal parts of the dust particles easily contain charged ions, the external dust particles can generate a weak magnetic field under the accumulation action, and cause a magnetic interference phenomenon on the frequency converter, so that the dust particles collected by the barriers are subjected to concentrated isolation absorption treatment by utilizing the arranged collection structure, and the situation that when the frequency converter operates, the external dust particles are driven by the internal operation airflow again and are attached to the surface to form magnetic field interference is avoided.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (3)
1. The utility model provides a converter that electric current type impedance source exchanged, its structure includes equipment main part (1), display screen (2), louvre (3), magnetism absolutely device (4), its characterized in that: the display screen (2) is arranged on the front surface of the equipment main body (1) and is connected with the equipment main body through electric welding, the heat dissipation holes (3) are arranged on the lower portion of the right side of the equipment main body (1) and are of an integrated structure, and the magnetic insulation device (4) is arranged inside the equipment main body (1) and is installed corresponding to the heat dissipation holes (3);
the magnetic isolation device (4) comprises a buckling plate (4a), a countercurrent structure (4b) and a converging and isolating structure (4c), wherein the countercurrent structure (4b) is arranged on the front surface of the buckling plate (4a) and is connected through electric welding, and the converging and isolating structure (4c) is arranged on the left side and the right side of the countercurrent structure (4b) and is connected through electric welding;
countercurrent structure (4b) includes rotation axis (4b1), arranges dish (4b2), contrary rotating ring (4b3), separates magnetism subassembly (4b4) in the same direction as, arrange dish (4b2) and locate rotation axis (4b1) surface and be connected through the electric welding in the same direction as, contrary rotating ring (4b3) are located and are arranged dish (4b2) surface in the same direction as and are connected through the registrate, contrary rotating ring (4b3) is connected through the registrate with converging and separating structure (4c), it is equipped with ten and is installed in contrary rotating ring (4b3) surface respectively to separate magnetism subassembly (4b4), separate magnetism subassembly (4b4) and contrary rotating ring (4b3) and be connected through the electric welding, it is connected through the lock to separate magnetism subassembly (4b4) rear side and separate structure (4 c).
2. A current mode impedance source ac frequency converter according to claim 1, wherein: magnetic isolation subassembly (4b4) includes arc frame (4b41), magnetic stripe (4b42), baffle (4b43), wool top (4b44), arc frame (4b41) is inside and the two welds mutually in magnetic stripe (4b42), baffle (4b43) are equipped with two altogether and install respectively in arc frame (4b41) left and right sides and welded fastening, wool top (4b44) are equipped with a plurality of strip and are irregularly installed in baffle (4b43) surface respectively, wool top (4b44) are connected through the veneer with baffle (4b43), arc frame (4b41) is inside to be hollow structure and to be connected through running through with baffle (4b43), arc frame (4b41) upper surface is network structure, baffle (4b43) surface is smooth structure and is insulating material.
3. A current mode impedance source ac frequency converter according to claim 1, wherein: the junction structure (4c) comprises a sleeve frame (4c1), jacks (4c2), airflow chambers (4c3), ten jacks (4c2) are arranged on the surface of the sleeve frame (4c1) in total and are respectively installed in a uniform and equidistant manner, the jacks (4c2) are connected with a magnetism isolating component (4b4) in a buckling manner, the airflow chambers (4c3) are symmetrically installed on the left side and the right side of the sleeve frame (4c1) and are connected in a penetrating manner through electric welding, the sleeve frame (4c1) is connected with a reverse rotation ring (4b3) in a nesting manner, the sleeve frame (4c1) is internally made of insulating materials, ten partition plates (g) are arranged in the sleeve frame (4c1) and are installed in a uniform and equidistant manner, airflow in the airflow chambers (4c3) is in an inward adsorption manner, and the joints of the airflow chambers (4c3) and the sleeve frame (4c1) are in a net structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010269755.7A CN111355360B (en) | 2020-04-08 | 2020-04-08 | Current type frequency converter for impedance source alternating current |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010269755.7A CN111355360B (en) | 2020-04-08 | 2020-04-08 | Current type frequency converter for impedance source alternating current |
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| CN111355360A CN111355360A (en) | 2020-06-30 |
| CN111355360B true CN111355360B (en) | 2021-06-08 |
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| CN112105190A (en) * | 2020-09-11 | 2020-12-18 | 庄培明 | Electrical box for electrical engineering |
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| US8818509B2 (en) * | 2010-02-11 | 2014-08-26 | Biotronik Se & Co. Kg | Implantable element and electronic implant |
| CN102238821B (en) * | 2010-05-07 | 2014-12-03 | 联想(北京)有限公司 | Electronic equipment and automatic dust-removing device and method |
| DK177588B1 (en) * | 2012-11-23 | 2013-11-04 | Joergen Overdahl | Electrofilter for cleaning the smoke of especially small straw boilers |
| CN207166362U (en) * | 2017-03-15 | 2018-03-30 | 天津市金博阳热传电子技术有限公司 | A kind of frequency converter radiator |
| CN206977300U (en) * | 2017-04-21 | 2018-02-06 | 东莞市绿源电气科技有限公司 | A kind of frequency converter shell radiating dustproof structure |
| CN206992927U (en) * | 2017-05-29 | 2018-02-09 | 广州兴陆节能科技有限公司 | One kind is easy to heat radiating type frequency converter |
| CN206992929U (en) * | 2017-06-04 | 2018-02-09 | 广州兴陆节能科技有限公司 | A kind of fire-type frequency converter |
| CN210007598U (en) * | 2018-12-13 | 2020-01-31 | 石狮市酷瑞电气有限责任公司 | frequency converter with dust removing device |
| CN110769662B (en) * | 2019-11-26 | 2020-11-03 | 嵊州市雾非雾机械设备商行 | Heat radiator for 5G navigator |
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Effective date of registration: 20210519 Address after: 341000 Jiangxi Ganzhou Ganzhou economic and Technological Development Zone Jinling West Road and Golden Road intersection Jinling science and Technology Park standard workshop 24 buildings two layers. Applicant after: JIANGXI YUANNENG ELECTRIC TECHNOLOGY Co.,Ltd. Address before: Room 2111, building a, Hongqiao Shanghai City, 100 Zunyi Road, Changning District, Shanghai 200051 Applicant before: Liu Shude |
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