CN207283509U - A kind of filtering unit - Google Patents
A kind of filtering unit Download PDFInfo
- Publication number
- CN207283509U CN207283509U CN201721270498.9U CN201721270498U CN207283509U CN 207283509 U CN207283509 U CN 207283509U CN 201721270498 U CN201721270498 U CN 201721270498U CN 207283509 U CN207283509 U CN 207283509U
- Authority
- CN
- China
- Prior art keywords
- connector
- filtering unit
- circuit board
- pin
- shell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The utility model discloses a kind of filtering unit, rectangular connector including the cylindrical connector inputted for signal and for signal output, circular array has multiple first pins on cylindrical connector, rectangular array has multiple second pins, the wave filter being electrically connected between the first pin and second pin in the shell of cylindrical connector on rectangular connector；The wave filter includes the circuit board and capacitor by being electrically connected, and the both sides of circuit board, which are respectively arranged with, is fixed circuit board and capacitor in the preceding core of installation and rear core, and is electrically connected between circuit board and second pin by terminal connector；The utility model compared with prior art, outside being effectively filtered out to the frequency beyond the frequency point of specific frequency or the frequency point, also reasonably make use of the space inside filtering unit, reduce the overall volume of filtering unit.
Description
Technical field
It the utility model is related to technical field of filtering, and in particular to a kind of filtering unit.
Background technology
Equipment of the filtering unit as the noise signal in circuit is filtered out, is widely used various electronic equipments
In.In communication equipment, aerospace, on-board equipment etc. special procure field, electromagnetic environment bandwidth, field strength is big, power transforming part
Can the Electro Magnetic Compatibility height of part directly influence safe and reliable running for other equipment in environment.Power filter component is
The filter circuit being made of capacitance, inductance and resistance, the function of power filter component are exactly to be filtered by accessing power supply in power supply
Ripple component, obtains the power supply signal of a specific frequency, or eliminates the power supply signal after a specific frequency.
Power filter component is a kind of passive bidirectional network, its one end is power supply, and the other end is load.Its principle is exactly
A kind of impedance network:Power filter component input, output terminal and the impedance of power supply and load end are bigger, and electromagnetism is done
The decay disturbed is more effective.Filter circuit plate can carry out the frequency beyond the frequency point or the frequency point of specific frequency in power cord
Effectively filter out, obtain the power supply signal of a specific frequency, or eliminate the power supply signal after a specific frequency, to meet difference
Specific frequency power supply requirement.
Signal loader, signal output device and wave filter inside traditional filtering unit are separately positioned on independent cavity
Interior, then signal loader, signal output device and wave filter are attached by conducting wire, conducting wire it is mixed and disorderly be interspersed in each cavity
Between, filtering unit causes the volume of filtering unit bigger by this arrangement so that using filtering unit when
Wait, it is larger to occupy space.
Utility model content
For the deficiency in the presence of the prior art, the purpose of this utility model is to provide a kind of filtering unit, with solution
Certainly the internal structure arrangement of filtering unit is unreasonable in the prior art, the problem of causing occupied space big.
To achieve the above object, the utility model employs following technical solution：A kind of filtering unit, including for believing
The cylindrical connector and rectangular connector for signal output of number input, circular array has multiple first on cylindrical connector
Pin, rectangular array has multiple second pins on rectangular connector, is electrically connected with and is located between the first pin and second pin
Wave filter in the shell of cylindrical connector；
The wave filter includes the circuit board and capacitor by being electrically connected, and the both sides of circuit board are respectively arranged with to circuit
The preceding core of installation and rear core is fixed in plate and capacitor, and passes through terminal connector between circuit board and second pin
It is electrically connected.
Compared with the prior art, the utility model has the advantages that：1st, by by circuit board, capacitor, preceding core
The enclosure of cylindrical connector is arranged on rear core, circuit board and capacitor is formd to the frequency point of specific frequency or the frequency
Outside frequency beyond point is effectively filtered out, the space of the enclosure of cylindrical connector is also reasonably make use of, is reduced
The volume of filtering unit；2nd, the first pin on cylindrical connector is arranged by way of annular array, while rectangular connector
On second pin arranged by way of rectangular array so that this filtering unit has carried out rational arrangement according to demand, obtains
Reduced to shape and structure and occupy space, further reduce the volume of whole product.
Brief description of the drawings
Fig. 1 is the structure diagram after a kind of filtering unit of the utility model is split；
Fig. 2 is a kind of structure diagram of filtering unit of the utility model；
Fig. 3 is the top view of Fig. 2.
Embodiment
The utility model is described in further detail below by embodiment：
Reference numeral in Figure of description includes：Cylindrical connector 1, mark rubber cushion 2, preceding core 3, circuit board 4, fastening pressure
Circle 5, fire retardant thermal shrinkage tube 6, first straight line section 7, turn section 8, second straight line section 9, rectangular connector 10, contact pin 11, rear core 12, electricity
Container 13, positioning mark 14.
Embodiment
With reference to shown in 1~Fig. 3 of figure：A kind of filtering unit, including the cylindrical connector 1 that is inputted for signal and for signal
The rectangular connector 10 of output, circular array has eight the first pins on cylindrical connector 1, rectangular on rectangular connector 10
Array has ten second pins；Cylindrical connector 1 includes the cylindrical metal shell of both ends open, and the outer wall middle part of shell is solid
Surely square installing plate is socketed with, mounting hole is provided with four angles of installing plate, filtering unit can be consolidated by installing plate
Dingan County is attached in other devices or equipment and uses；The side away from rectangular connector 10 is evenly equipped with three clampings on the outer wall of shell
Column, positioning mark 14 is provided with the outer wall of shell between two of which clip-connecting rod, by clip-connecting rod can easily by
Filtering unit is connected in the device coordinated with it or equipment, be can interpolate that out filtering unit by positioning mark 14 and is matched somebody with somebody with it
Connection status between the device or equipment of conjunction, facilitates and mating connection is connected or departed to filtering unit；Shell
It is internal to set a lateral opposite side of positioning mark 14 successively to coordinate from shell core 3, circuit before mark rubber cushion 2, plastics are installed
Core 12 and fastening pressure ring 5 after plate 4, plastics, core 12 is equipped with after core 3 and plastics before plastics, and core after core 3 and plastics before plastics
12 pairs of circuit boards 4 carry out installation fixation, are provided with the multilayer pottery being electrically connected with circuit board 4 between core 3 and circuit board 4 before plastics
Ceramic pad type capacitor 13, circuit board 4 forms wave filter with capacitor 13, to the frequency beyond the frequency point of specific frequency or the frequency point
Effectively filtered out；12 edge of core is provided with notch after core 3, circuit board 4 and plastics before plastics, is provided with and lacks on outer casing inner wall
The clamping bar that mouth is connected, by the mating connection of clamping bar and notch, by core 12 after core before plastics 3, circuit board 4 and plastics
Fixed setting is inside the shell.
Each first pin is electrically connected with circuit board 4, is drawn wherein being connected with terminal grafting in eight second pins
Line, terminal grafting lead are connected with the contact pin 11 being electrically connected on the circuit board 4, and with inserting on terminal grafting lead outer wall
The connected side of pin 11 is arranged with fire retardant thermal shrinkage tube 6, strengthens what contact pin 11 was connected with terminal grafting lead by fire retardant thermal shrinkage tube 6
Insulation and fire-retardant effect are also played while tautness to its junction.
The terminal grafting lead includes the first straight line section 7 being connected with contact pin 11 and is connected with second pin second straight
Line segment 9, is connected with turn section 8 between first straight line section 7 and second straight line section 9, pass through the shape and structure of terminal grafting lead
Setting, the structure in filtering unit is reasonably arranged, subtracted the volume of filtering unit.
" first " and " second " in this programme is without priority sequentially, the difference being only used in name.
Finally illustrate, above example is merely intended for describing the technical solutions of the present application, but not for limiting the present application, although ginseng
The utility model is described in detail according to preferred embodiment, it will be understood by those of ordinary skill in the art that, can be to this
The technical solution technical scheme is modified or replaced equivalently of utility model, without departing from the objective and model of technical solutions of the utility model
Enclose, it should all cover among the right of the utility model.
Claims (7)
- A kind of 1. filtering unit, it is characterised in that the square including the cylindrical connector inputted for signal and for signal output Shape connector, circular array has multiple first pins on cylindrical connector, and rectangular array has multiple on rectangular connector Two pins, the wave filter being electrically connected between the first pin and second pin in the shell of cylindrical connector；The wave filter includes the circuit board and capacitor by being electrically connected, the both sides of circuit board be respectively arranged with to circuit board and The preceding core of installation and rear core is fixed in capacitor, and is carried out between circuit board and second pin by terminal connector It is electrically connected.
- A kind of 2. filtering unit according to claim 1, it is characterised in that：The terminal connector includes and circuit The contact pin of plate connection and the terminal grafting lead being connected with second pin, and be connected between contact pin and terminal grafting lead.
- A kind of 3. filtering unit according to claim 2, it is characterised in that：The terminal grafting lead includes and contact pin phase First straight line section even and the second straight line section being connected with second pin, are connected between first straight line section and second straight line section and turn Trisection.
- A kind of 4. filtering unit according to Claims 2 or 3, it is characterised in that：On the terminal grafting lead outer wall with The side that contact pin is connected is arranged with fire retardant thermal shrinkage tube.
- A kind of 5. filtering unit according to claim 1, it is characterised in that：The cylindrical connector is in including both ends open Columned shell, the outer wall middle part of the shell of cylindrical connector are socketed with installing plate, and the outer wall of the shell of cylindrical connector The upper side away from rectangular connector is evenly equipped with multiple clip-connecting rods, is located at two of which card on the outer wall of the shell of cylindrical connector Connect and positioning mark is provided between column, multiple mounting holes are evenly equipped with installing plate.
- A kind of 6. filtering unit according to claim 1, it is characterised in that：The preceding core, circuit board and rear core and circle The inner wall of the shell of connector is connected, and the edge of preceding core, circuit board and rear core is both provided with notch.
- A kind of 7. filtering unit according to claim 6, it is characterised in that：The described one end of preceding core away from rear core is provided with Mark rubber cushion in the shell of cylindrical connector, the one end of rear core away from preceding core are provided with fastening pressure ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721270498.9U CN207283509U (en) | 2017-09-29 | 2017-09-29 | A kind of filtering unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721270498.9U CN207283509U (en) | 2017-09-29 | 2017-09-29 | A kind of filtering unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207283509U true CN207283509U (en) | 2018-04-27 |
Family
ID=61988485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721270498.9U Active CN207283509U (en) | 2017-09-29 | 2017-09-29 | A kind of filtering unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207283509U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110571606A (en) * | 2019-08-09 | 2019-12-13 | 华为技术有限公司 | Filtering connection device and filtering method |
| CN112448212A (en) * | 2019-09-04 | 2021-03-05 | 三菱电机株式会社 | Electronic equipment unit |
-
2017
- 2017-09-29 CN CN201721270498.9U patent/CN207283509U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110571606A (en) * | 2019-08-09 | 2019-12-13 | 华为技术有限公司 | Filtering connection device and filtering method |
| CN112448212A (en) * | 2019-09-04 | 2021-03-05 | 三菱电机株式会社 | Electronic equipment unit |
| CN112448212B (en) * | 2019-09-04 | 2022-06-10 | 三菱电机株式会社 | Electronic equipment unit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2021027360A1 (en) | Filter connection apparatus and filter method | |
| CN207410309U (en) | A kind of filtering unit | |
| CN207283509U (en) | A kind of filtering unit | |
| CN201797490U (en) | Filter circuit | |
| CN104702234B (en) | A kind of EMI FILTER suitable for high pressure Hall voltage sensor | |
| CN107528560B (en) | Filtering component of laser positioning system | |
| CN203562616U (en) | Double-layer combined connector | |
| CN207368989U (en) | A kind of laser orientation system filtering unit | |
| CN205790753U (en) | A kind of electric connector | |
| CN201774107U (en) | High-performance anti-interference filtering connector | |
| CN201813029U (en) | Module electric connector | |
| CN210246320U (en) | Three-phase four-wire power filter | |
| CN212343745U (en) | Multilayer filter | |
| CN201766250U (en) | Module type electric connector | |
| CN207099040U (en) | A kind of power-supply filter | |
| CN207321125U (en) | A kind of structure for being used to fix AC copper-line and EMI filtering magnet rings | |
| CN201422144Y (en) | 120-Ohm DDF unit body | |
| CN202333335U (en) | Video socket | |
| CN219372398U (en) | Filtering net gape circuit | |
| CN215525871U (en) | Shielding experiment cable system of electromagnetic radiation standard exceeding detachable combined filter capacitor | |
| CN201789168U (en) | RJ socket electric connector utilizing surface mounting elements | |
| CN108827358B (en) | Instrument shell with filtering function | |
| CN209389934U (en) | A kind of contact pin mode filter | |
| CN210608917U (en) | Filter device and inverter | |
| CN201725997U (en) | Improved module electric connector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |