CN211508624U - Industrial-grade power active filter device - Google Patents
Industrial-grade power active filter device Download PDFInfo
- Publication number
- CN211508624U CN211508624U CN202020519681.3U CN202020519681U CN211508624U CN 211508624 U CN211508624 U CN 211508624U CN 202020519681 U CN202020519681 U CN 202020519681U CN 211508624 U CN211508624 U CN 211508624U
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- China
- Prior art keywords
- baffle
- frame
- built
- transmission
- support column
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- Expired - Fee Related
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- 230000005292 diamagnetic effect Effects 0.000 claims abstract description 9
- 238000004804 winding Methods 0.000 claims abstract 4
- 230000005540 biological transmission Effects 0.000 claims description 19
- 238000009434 installation Methods 0.000 claims description 5
- 210000001503 joint Anatomy 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 2
- 235000012773 waffles Nutrition 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 8
- 230000005291 magnetic effect Effects 0.000 abstract description 5
- 238000000926 separation method Methods 0.000 abstract 1
- 238000005192 partition Methods 0.000 description 9
- 230000017525 heat dissipation Effects 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/20—Active power filtering [APF]
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model relates to an industrial electric power technical field specifically is an active filter device of industrial grade electric power, including the operation frame, the built-in diamagnetic baffle that is provided with of operation frame, diamagnetic baffle separates the operation frame for a plurality of built-in operation chambeies, diamagnetic baffle's main part is fixed frame, be provided with a plurality of support columns on the fixed frame, be provided with built-up baffle between the support column, built-up baffle is interior hollow structure, the horizontal extension board of inner chamber intermediate position of built-up baffle, all be provided with independent LISN circuit on the inner wall about the inner chamber of built-up baffle and on the horizontal extension board, a plurality of inductance capacitance filter are installed in the embedding on the built-up baffle, one side winding of support column has forward electric wiring, the opposite side winding of support column has reverse electric wiring. The utility model discloses form a stable impedance to the electromagnetic wave, reach the effect of separation magnetic field influence.
Description
Technical Field
The utility model relates to an industrial power technology field specifically is an active filter of industrial grade electric power.
Background
An active filter device in the market refers to a power electronic device that dynamically filters out harmonics in a power grid and can effectively eliminate the harmonics, generally speaking, the active filter device is internally divided into a control unit and a working unit, and is compactly arranged in a closed space, and the control unit and the working unit need to be subjected to forced air cooling operation of blowing or exhausting air to cool the control unit and the working unit.
However, for the position structure in such an active filter device, the control unit and the working unit are only arbitrarily combined together, and no careful heat dissipation arrangement is performed on other components, thereby deriving two problems: firstly, the working unit can generate electromagnetism during operation, which can seriously interfere the normal operation of the control unit and cause the phenomenon of out-of-control; secondly, the air in the device flows disorderly, the hot air in the device can not flow out of the machine body smoothly according to an ideal exhaust channel, and the good heat dissipation effect is difficult to realize, which undoubtedly shortens the service life of the machine.
Chinese patent (No. CN 201821104U) discloses an active power filter structure, which separates a control unit from a working unit to avoid electromagnetic interference of the working unit to the control unit, and utilizes an airflow channel and a centrifugal fan in a machine body device to blow air to the working unit for heat dissipation, but the technical characteristics of the active power filter structure also have certain optimized points, and the electromagnetic blocking effect between units is not perfect.
Disclosure of Invention
An object of the utility model is to provide an active filter device of industrial grade electric power to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
an industrial-grade active power filter device comprises an operation machine frame, wherein an anti-magnetic partition plate is arranged in the operation machine frame, the anti-magnetic partition plate divides the operation machine frame into a plurality of built-in operation cavities, an opening-closing outer door is arranged on the outer side of each built-in operation cavity through a movable shaft, adjacent opening-closing outer doors are installed in an open mode, a plurality of grid plates are arranged on door plates of the opening-closing outer doors, a main body of the anti-magnetic partition plate is a fixed outer frame, a plurality of support columns are arranged on the fixed outer frame, a combined partition plate is arranged between the support columns, the combined partition plate is of an inner hollow structure, a transverse support plate is arranged in the middle of an inner cavity of the combined partition plate, independent LISN circuits are arranged on the upper inner wall and the lower inner wall of the inner cavity of the combined partition plate and on the transverse support plate, a plurality of inductive capacitive filters are embedded in the, the other side of the support column is wound with reverse electric wiring.
As a further aspect of the present invention: install the block notch on the lateral wall of operation frame, still be provided with closed planking on the outer wall of operation frame, the butt joint card post is installed to the side of closed planking, butt joint card post and block notch phase-match.
As a further aspect of the present invention: the driving frame is installed in the outside of operation frame, be vertical the installing and have the slider on the driving frame, install the bracing piece on the slider, the supporting seat is installed on the top of bracing piece, the bottom at the outer door that opens and shuts is installed to the supporting seat.
As a further aspect of the present invention: a transmission screw is installed in the transmission frame, a transmission threaded sleeve is installed in the sliding block in an inscribed mode, and the transmission threaded sleeve is installed on the transmission screw and is in threaded connection with the transmission screw.
As a further aspect of the present invention: and a driving handle is further installed on the outer side of the transmission frame, and the driving handle is installed at the driving end of the transmission screw rod.
Compared with the prior art, the beneficial effects of the utility model are that:
the essence of the stand-alone LISN circuit designed by this application is a pi filter network. With the lc filter as the electrical connection medium, the LISN inductance value is based on the expected inductance of the power line at the desired installation state of the product. The individual LISN circuits thus specify an individual inductance which corresponds to the inductance of the distribution wiring system in the telecommunications installation. The LISN provides well-defined impedance for magnetic field emission signals, and electric wiring is reversely arranged on two sides of the supporting column in a matched mode, so that stable impedance is formed for electromagnetic waves, and the effect of blocking magnetic field influence is achieved.
In order to enable hot air in the device to smoothly flow out of the machine body according to an ideal exhaust passage, the outer layer of the device is provided with an opening and closing outer door, the opening and closing outer door is provided with a plurality of grid plates, and the outer side of the opening and closing outer door is provided with a closed outer plate, so that four different air flow flowing effects of closing, ventilation, half opening and full opening can be formed, and effective air flow heat dissipation is achieved.
In view of the great size of part industrial grade equipment, the manual work is loaded down with trivial details, and the driving frame is installed in the outside of this application child's operation frame, through screw drive mechanism as power transmission medium, drives the outer door that opens and shuts and carries out the supporting formula and open and shut to reach the effect of laborsaving operation.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application. Also, the drawings and the description are not intended to limit the scope of the present concepts in any way, but rather to illustrate the concepts of the present disclosure to those skilled in the art by reference to specific embodiments.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the middle diamagnetic partition board of the present invention.
Fig. 3 is a schematic structural view of the transmission frame of the present invention.
In the figure: 1-operation machine frame, 11-operation cavity, 12-clamping notch, 13-closed outer plate, 14-butt-joint clamping column, 15-opening and closing outer door, 16-grid plate, 17-movable shaft, 2-diamagnetic baffle plate, 21-fixed outer frame, 22-support column, 23-reverse electric wiring, 24-forward electric wiring, 25-combined baffle plate, 26-transverse support plate, 27-independent LISN circuit, 28-inductance-capacitance filter, 3-transmission frame, 31-slide block, 32-support seat, 33-support rod, 34-transmission screw rod, 35-transmission screw sleeve and 36-driving handle.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, examples of which are shown in the drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements, unless otherwise indicated.
It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The first embodiment is as follows:
referring to fig. 1 and 2, an active filtering device for industrial power includes a working machine frame 1, the inside of the working machine frame 1 is provided with a diamagnetic baffle 2, the diamagnetic baffle 2 divides the working machine frame 1 into a plurality of built-in working cavities 11, the main body of the antimagnetic baffle plate 2 is a fixed outer frame 21, a plurality of supporting columns 22 are arranged on the fixed outer frame 21, a combined clapboard 25 is arranged between the supporting columns 22, the combined clapboard 25 is of an inner hollow structure, a transverse support plate 26 is arranged in the middle of the inner cavity of the combined clapboard 25, independent LISN circuits 27 are respectively arranged on the upper inner wall and the lower inner wall of the inner cavity of the combined clapboard 25 and on the transverse support plate 26, a plurality of inductance-capacitance filters 28 are embedded in the combined partition plate 25, a forward electric wiring 24 is wound on one side of the supporting column 22, and a reverse electric wiring 23 is wound on the other side of the supporting column 22.
The essence of the independent LISN circuit 27 designed by the present application is a pi filter network. With the lc filter 28 and the lc filter 28 as the electrical connection medium, the LISN inductance value is based on the expected inductance of the power line at the desired installation state of the product. The individual LISN circuits 27 thus specify an individual inductance which corresponds to the inductance of the distribution wiring system in the telecommunications installation (for example 50uH for a distribution line size of 5 m). The LISN provides well-defined impedance for the magnetic field emission signal, and electric wiring is reversely arranged on two sides of the supporting column 22, so that stable impedance is formed for electromagnetic waves, and the effect of blocking the influence of the magnetic field is achieved.
Example two:
referring to fig. 1 and fig. 3, this embodiment is a further optimization of the embodiment, on the basis of which, an opening and closing outer door 15 is installed outside a corresponding built-in working chamber 11 through a movable shaft 17, adjacent opening and closing outer doors 15 are installed in a split manner, a plurality of grid plates 16 are arranged on door plates of the opening and closing outer doors 15, a clamping notch 12 is installed on a side wall of the working machine frame 1, a closed outer plate 13 is also arranged on an outer wall of the working machine frame 1, a butt-joint clamping column 14 is installed on a side edge of the closed outer plate 13, and the butt-joint clamping column 14 is matched with the clamping notch 12.
In order to avoid the air flow disorder in the device and enable the hot air in the device to smoothly flow out of the machine body according to an ideal exhaust channel, the outer layer of the device is provided with an opening and closing outer door 15, the opening and closing outer door 15 is provided with a plurality of grid plates 16, and the outer side of the opening and closing outer door is provided with a closed outer plate 13, so that four different air flow flowing effects of closing, ventilation, half opening and full opening can be formed, and effective air flow heat dissipation is achieved.
The mount 3 is installed in the outside of operation frame 1, be vertical slider 31 of installing on mount 3, install bracing piece 33 on the slider 31, supporting seat 32 is installed on the top of bracing piece 33, supporting seat 32 is installed in the bottom that opens and shuts outer door 15, 3 built-in driving frames install drive screw 34, and slider 31 inscription is installed and is driven swivel nut 35, driven swivel nut 35 is installed on drive screw 34 and is threaded connection with it, actuating handle 36 is still installed in the outside of mount 3, actuating handle 36 installs the drive end at drive screw 34.
In view of the great size of part industrial grade equipment, the manpower operation is loaded down with trivial details, and driving frame 3 is installed in the outside of this application child's operation frame 1, through screw drive mechanism as power transmission media, drives the outer door 15 that opens and shuts and support the formula and open and shut to reach the effect of laborsaving operation.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. 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 (5)
1. The utility model provides an active filter equipment of industrial grade electric power, includes operation frame (1), the built-in of operation frame (1) is provided with diamagnetic baffle (2), diamagnetic baffle (2) separate operation frame (1) for a plurality of built-in operation chamber (11), its characterized in that, open and shut outer door (15) are installed through loose axle (17) in corresponding built-in operation chamber (11) outside, and adjacent outer door (15) that open and shut are to open installation, be provided with a plurality of waffles (16) on the door plant of outer door (15) that opens and shuts, the main part of diamagnetic baffle (2) is fixed frame (21), be provided with a plurality of ways support column (22) on fixed frame (21), be provided with between support column (22) combination baffle (25), combination baffle (25) are interior hollow structure, the horizontal extension board (26) of inner chamber intermediate position of combination baffle (25), all be provided with independent LISN circuit (27) on the inner wall about the inner chamber of combination baffle (25) and on horizontal extension board (26), a plurality of inductance-capacitance filter (28) are installed in the embedding on combination baffle (25), the one side winding of support column (22) has forward electric wiring (24), the opposite side winding of support column (22) has reverse electric wiring (23).
2. The active filtering device of industrial power according to claim 1, wherein a clamping notch (12) is installed on the side wall of the working machine frame (1), a closed outer plate (13) is further arranged on the outer wall of the working machine frame (1), a butt joint clamping column (14) is installed on the side edge of the closed outer plate (13), and the butt joint clamping column (14) is matched with the clamping notch (12).
3. The active filter device of industrial power according to claim 1 or 2, characterized in that the transmission frame (3) is installed outside the operation machine frame (1), a sliding block (31) is vertically installed on the transmission frame (3), a supporting rod (33) is installed on the sliding block (31), a supporting seat (32) is installed on the top end of the supporting rod (33), and the supporting seat (32) is installed at the bottom of the opening and closing outer door (15).
4. Industrial grade electrically active filter device according to claim 3, characterized in that the transmission frame (3) is internally provided with a transmission screw (34), the slide block (31) is internally provided with a transmission threaded sleeve (35), and the transmission threaded sleeve (35) is mounted on the transmission screw (34) and is in threaded connection with the transmission threaded sleeve.
5. Industrial grade electrically active filter device according to claim 4, characterized in that the driving frame (3) is also mounted with a driving handle (36) on its outside, the driving handle (36) is mounted at the driving end of the driving screw (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020519681.3U CN211508624U (en) | 2020-04-10 | 2020-04-10 | Industrial-grade power active filter device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020519681.3U CN211508624U (en) | 2020-04-10 | 2020-04-10 | Industrial-grade power active filter device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211508624U true CN211508624U (en) | 2020-09-15 |
Family
ID=72404066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020519681.3U Expired - Fee Related CN211508624U (en) | 2020-04-10 | 2020-04-10 | Industrial-grade power active filter device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211508624U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115452466A (en) * | 2022-08-24 | 2022-12-09 | 广州海洋地质调查局 | Ocean bottom sediment sampling device |
-
2020
- 2020-04-10 CN CN202020519681.3U patent/CN211508624U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115452466A (en) * | 2022-08-24 | 2022-12-09 | 广州海洋地质调查局 | Ocean bottom sediment sampling device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200915 |