CN222321359U - A high-performance power filter device for electromagnetic compatibility anechoic chamber - Google Patents
A high-performance power filter device for electromagnetic compatibility anechoic chamber Download PDFInfo
- Publication number
- CN222321359U CN222321359U CN202323549597.9U CN202323549597U CN222321359U CN 222321359 U CN222321359 U CN 222321359U CN 202323549597 U CN202323549597 U CN 202323549597U CN 222321359 U CN222321359 U CN 222321359U
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- China
- Prior art keywords
- power supply
- circuit board
- anechoic chamber
- filter
- performance power
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Links
- 238000009413 insulation Methods 0.000 claims description 14
- 230000001681 protective effect Effects 0.000 claims description 13
- 238000001914 filtration Methods 0.000 claims description 12
- 238000002955 isolation Methods 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 6
- 230000010354 integration Effects 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 1
Classifications
-
- 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
- Y02E40/40—Arrangements for reducing harmonics
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- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The utility model provides a high-performance power supply filter device of an electromagnetic compatible anechoic chamber, which comprises a rear mounting plate, wherein the front end of the rear mounting plate is integrally provided with a positioning protrusion, and the front end of the rear mounting plate is provided with a power supply filter circuit board. The utility model has the beneficial effects that the rear mounting plate, the power filter circuit board and the filter shell are connected by the arrangement of the rear insulating fixing plate, the middle connecting column, the circuit board positioning column, the threaded hole, the hexagonal rotating frame and the shell mounting cap, and the power filter circuit board is convenient for workers to detach and maintain.
Description
Technical Field
The utility model belongs to the technical field of power supply filtering, and particularly relates to a high-performance power supply filtering device of an electromagnetic compatibility anechoic chamber.
Background
The filter is the most basic microwave electronic device, is the filter circuit of constituteing by electric capacity, inductance and resistance, current high performance power filter, including filter body and link, the top and the bottom of filter body front surface left side and the top and the bottom on right side all with the fixed surface connection of link to the both sides of annular cover are fixed connection respectively with fixed box and joint box, and the inside circuit element of current majority power filter breaks the back and dismantles more laboriously, leads to maintenance time longer, and power filter's volume is less, and terminal mutual distance is nearer, influences each other easily between the terminal after the circular telegram.
Disclosure of utility model
According to the electromagnetic compatibility anechoic chamber high-performance power supply filtering device, the base, the circuit board and the shell are provided with the convenient-to-detach assembly, so that workers can conveniently detach the electromagnetic compatibility anechoic chamber high-performance power supply filtering device, meanwhile, the metal shell and the bottom plate can improve the heat dissipation effect, and the electromagnetic compatibility anechoic chamber high-performance power supply filtering device is matched with the isolation cover on the outer side of the binding post to isolate the binding post, so that the binding post is not affected by each other.
The technical scheme is that the electromagnetic compatibility anechoic chamber high-performance power supply filtering device comprises a rear mounting plate, wherein the front end of the rear mounting plate is integrally provided with a positioning protrusion, and a power supply filtering circuit board is arranged at the front end of the rear mounting plate.
Preferably, the easy-to-detach type center fixer comprises a rear insulating fixing plate, wherein a middle connecting column is arranged at the front end of the rear insulating fixing plate, a circuit board positioning column is integrally arranged at the rear end of the middle connecting column, a threaded hole is formed in the center position of the inner side of the middle connecting column, a hexagonal rotating frame is integrally arranged at the front end of the outer side of the middle connecting column, and a shell mounting cap is connected at the front end of the middle connecting column.
Preferably, the connection isolation protective cover comprises an insulation protective shell, a rubber sealing sleeve is embedded in the upper portion of the insulation protective shell, mounting plugboards are integrally arranged on the left side and the right side of the inside of the insulation protective shell respectively, positioning clamping grooves are formed in the lower portion of the inner side of each mounting plugboard, and a hollow mounting frame is sleeved on the lower portion of the outer side of each mounting plugboard.
Preferably, the power filter circuit board is disposed inside the positioning boss, and the positioning boss is inserted into the inside rear end of the filter housing.
Preferably, the center of the front end of the rear insulating fixing plate is integrally provided with a threaded connecting rod, and the threaded connecting rod is in threaded connection with the rear end of the inner side of the threaded hole.
Preferably, the middle connecting column is arranged at the front end of the power supply filter circuit board, and the circuit board positioning column penetrates through the inner side of the power supply filter circuit board.
Preferably, the inner side of the threaded hole extends backwards to the rear surface of the circuit board positioning column, and the front end of the shell mounting cap is in threaded connection with the inner side of the threaded hole.
Preferably, the housing mounting cap is disposed at a front end center position of the filter housing, and a rear end of the housing mounting cap penetrates an inner side of the filter housing.
Compared with the prior art, the utility model has the beneficial effects that:
1. in the utility model, the arrangement of the rear insulating fixing plate, the middle connecting column, the circuit board positioning column, the threaded hole, the hexagonal rotating frame and the shell mounting cap is beneficial to connecting the rear mounting plate, the power filter circuit board and the filter shell, and is convenient for workers to detach and maintain the power filter circuit board inside.
2. According to the utility model, the insulation protective shell, the rubber sealing sleeve, the mounting plugboard, the positioning clamping groove and the hollow mounting frame are arranged, so that mutual spacing of wire binding posts arranged side by side is facilitated, and adjacent wire binding posts are not affected.
3. In the utility model, the arrangement of the rear mounting plate, the positioning protrusion and the filter housing is beneficial to utilizing the heat conductivity of metal to dissipate heat and improving the heat dissipation effect on the power supply filter circuit board.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic view of the internal structure of the present utility model.
Fig. 3 is a schematic structural view of the easy-to-detach center holder of the present utility model.
Fig. 4 is a schematic structural view of the connection isolation boot of the present utility model.
In the figure:
1. Rear mounting plate, positioning bulge, power supply filter circuit board, 4, convenient disassembly type center fixer, 41, rear insulation fixing plate, 42, middle connecting column, 43, circuit board positioning column, 44, threaded hole, 45, hexagonal rotating frame, 46, shell mounting cap, 5, filter shell, 6, wire binding post, 7, connection isolation protective cover, 71, insulation protective cover, 72, rubber sealing sleeve, 73, mounting plugboard, 74, positioning clamping groove and 75, hollow mounting frame.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
Examples:
As shown in fig. 1 and fig. 2, an electromagnetic compatible anechoic chamber high-performance power supply filter device comprises a rear mounting plate 1, wherein a positioning protrusion 2 is integrally arranged at the front end of the rear mounting plate 1, and a power supply filter circuit board 3 is arranged at the front end of the rear mounting plate 1.
As shown in fig. 3, in the above embodiment, specifically, the detachable center fixing device 4 includes a rear insulating fixing plate 41, a middle connecting post 42 is disposed at a front end of the rear insulating fixing plate 41, a circuit board positioning post 43 is integrally disposed at a rear end of the middle connecting post 42, a threaded hole 44 is disposed at a center position of an inner side of the middle connecting post 42, a hexagonal rotating frame 45 is integrally disposed at a front end of an outer side of the middle connecting post 42, and a housing mounting cap 46 is connected to a front end of the middle connecting post 42.
As shown in fig. 4, in the above embodiment, specifically, the connection isolation protection cover 7 includes an insulation protection shell 71, a rubber sealing sleeve 72 is embedded in an upper portion of the insulation protection shell 71, mounting plugboards 73 are integrally disposed on left and right sides of an inner portion of the insulation protection shell 71, a positioning slot 74 is formed in a lower portion of an inner side of the mounting plugboards 73, and a hollow mounting frame 75 is sleeved on a lower portion of an outer side of the mounting plugboards 73.
In the above-described embodiment, specifically, the housing mounting cap 46 is provided at the front end center position of the filter housing 5, and the rear end of the housing mounting cap 46 penetrates the inside of the filter housing 5.
In the above embodiment, specifically, the rear insulating fixing plate 41 is embedded in the inner center position of the rear mounting plate 1, and the rear insulating fixing plate 41, the intermediate connection post 42 and the housing mounting cap 46 are made of insulating materials, respectively.
In the above embodiment, specifically, the insulating shield 71 is provided at the upper portion of the filter housing 5, and the filter housing 5 is located outside the wire terminal 6.
In the above embodiment, specifically, the inner side of the hollow mounting frame 75 is integrally provided with the arc-shaped positioning protrusion, and the arc-shaped positioning protrusion is clamped inside the positioning clamping groove 74.
In the above-described embodiment, specifically, the hollow mounting frame 75 is provided between the wire posts 6 of the adjacent two, and the lower portion of the hollow mounting frame 7 is fixed to the filter housing 5.
In the above embodiment, specifically, the power filter circuit board 3 is a filter circuit board with a model of CW4L 2-T-S.
Principle of operation
The working principle of the utility model is that firstly, a wire penetrates through a rubber sealing sleeve 72 to enter the inner side of an insulating protective shell 71, then the wire is fixed on a wire binding post 6 at a proper position, then the insulating protective shell 71 is moved downwards until an installation plugboard 73 is inserted into the inner side of a hollow installation frame 75, the adjacent two wire binding posts 6 are separated, then the power supply circuit is filtered through a power supply filter circuit board 3, when an electronic element on the power supply filter circuit board 3 is replaced, a shell installation cap 46 is unscrewed, a filter shell 5 is taken down from the front end of a rear installation plate 1, a middle connection post 42 is unscrewed by a hexagonal rotation frame 45, and finally the power supply filter circuit board 3 is taken out for maintenance, so that the power supply filter circuit board 3 is convenient for workers to detach.
By using the technical scheme of the utility model or under the inspired by the technical scheme of the utility model, a similar technical scheme is designed by a person skilled in the art, so that the technical effects are achieved, and the technical effects fall into the protection scope of the utility model.
Claims (8)
1. The utility model provides an electromagnetic compatibility anechoic chamber high performance power filter, its characterized in that, this electromagnetic compatibility anechoic chamber high performance power filter, including rear portion mounting panel (1), the front end integration of rear portion mounting panel (1) be provided with location arch (2), power filter circuit board (3) have been placed to the front end of rear portion mounting panel (1), front end central point put and install just tear open formula center fixer (4), the front end of rear portion mounting panel (1) is fixed with filter housing (5), the upper portion of filter housing (5) is inlayed and is had wire terminal (6), the connection isolation protection casing (7) are installed on the upper portion of filter housing (5).
2. The electromagnetic compatible anechoic chamber high-performance power supply filtering device according to claim 1, wherein the easy-to-detach central fixer (4) comprises a rear insulation fixing plate (41), a middle connecting column (42) is arranged at the front end of the rear insulation fixing plate (41), a circuit board positioning column (43) is integrally arranged at the rear end of the middle connecting column (42), a threaded hole (44) is formed in the inner central position of the middle connecting column (42), a hexagonal rotating frame (45) is integrally arranged at the front end of the outer side of the middle connecting column (42), and a shell mounting cap (46) is connected at the front end of the middle connecting column (42).
3. The electromagnetic compatible anechoic chamber high-performance power supply filtering device according to claim 1, wherein the connection isolation protective cover (7) comprises an insulation protective shell (71), a rubber sealing sleeve (72) is embedded into the upper portion of the insulation protective shell (71), mounting plugboards (73) are integrally arranged on the left side and the right side of the inside of the insulation protective shell (71), positioning clamping grooves (74) are formed in the lower portion of the inner side of the mounting plugboards (73), and a hollow mounting frame (75) is sleeved on the lower portion of the outer side of the mounting plugboards (73).
4. The electromagnetic compatible anechoic chamber high-performance power supply filter device according to claim 1, wherein the power supply filter circuit board (3) is disposed inside the positioning boss (2), and the positioning boss (2) is inserted into the inside rear end of the filter housing (5).
5. The electromagnetic compatible anechoic chamber high performance power supply filter device according to claim 2, wherein the front end center position of the rear insulating fixing plate (41) is integrally provided with a threaded connecting rod, and the threaded connecting rod is in threaded connection with the inner rear end of the threaded hole (44).
6. The electromagnetic compatible anechoic chamber high-performance power supply filtering device according to claim 2, wherein the middle connecting column (42) is arranged at the front end of the power supply filtering circuit board (3), and the circuit board positioning column (43) penetrates through the inner side of the power supply filtering circuit board (3).
7. The electromagnetic compatible anechoic chamber high performance power supply filter device according to claim 2, characterized in that the inside of the tapped hole (44) extends backward to the rear surface of the circuit board positioning post (43), and the front end of the housing mounting cap (46) is screwed with the inside of the tapped hole (44).
8. The electromagnetic compatible anechoic chamber high-performance power supply filter device according to claim 2, wherein the housing mounting cap (46) is provided at a front end center position of the filter housing (5), and a rear end of the housing mounting cap (46) penetrates an inside of the filter housing (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323549597.9U CN222321359U (en) | 2023-12-26 | 2023-12-26 | A high-performance power filter device for electromagnetic compatibility anechoic chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323549597.9U CN222321359U (en) | 2023-12-26 | 2023-12-26 | A high-performance power filter device for electromagnetic compatibility anechoic chamber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222321359U true CN222321359U (en) | 2025-01-07 |
Family
ID=94092656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323549597.9U Active CN222321359U (en) | 2023-12-26 | 2023-12-26 | A high-performance power filter device for electromagnetic compatibility anechoic chamber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222321359U (en) |
-
2023
- 2023-12-26 CN CN202323549597.9U patent/CN222321359U/en active Active
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