CN206211199U - filtering electrical connector - Google Patents
filtering electrical connector Download PDFInfo
- Publication number
- CN206211199U CN206211199U CN201621291364.0U CN201621291364U CN206211199U CN 206211199 U CN206211199 U CN 206211199U CN 201621291364 U CN201621291364 U CN 201621291364U CN 206211199 U CN206211199 U CN 206211199U
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- Prior art keywords
- socket
- contact pin
- plug
- casing
- sleeved
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- Expired - Fee Related
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Abstract
The utility model gives a kind of filtering electrical connector, including plug and socket；The jack mounting plates of socket are sleeved on Socket casing, and the first mounting hole is provided with jack mounting plates, and contact pin component includes contact pin and the first wiring pin, and contact pin component is arranged in the first mounting hole, and the first tail accessory is sleeved on Socket casing；The patch bay of plug is sleeved in plug casing, and the second mounting hole is provided with patch bay, and the jack of plugging hole component is fixedly connected with the second wiring pin, and plugging hole component is arranged in the second mounting hole, and the second tail accessory is sleeved on plug casing；The contact pin tail end of contact pin component is connected with wiring pin, and some ferrite tubes are sleeved on contact pin outside successively, and outside ferrite tube, adapter sleeve is equally sleeved on contact pin outside to ceramic condenser pipe sleeve.Contact pin component is to connect the low pass filter that installs 2 pin networks of series connection additional in contact pin, to load and constitute filter element between contact pin and binding post the filtering part of ferrite tube and ceramic condenser pipe composition.
Description
Technical field
The utility model is related to a kind of electric connector, more particularly to a kind of filtering electrical connector.
Background technology
With the rapid development of electronic technology, the technology content more and more higher of the electric connector that electronic equipment is used, removes
Highly reliably to be electrically connected it is outer, its structure and performance should also meet whole machine miniaturization, multi-functional, resistance to environment, high density and
The need for electromagnetism interference, particularly electromagnetism interference technology has turned into the focus of people's research.In order to protect electronic equipment, exempt from
By electromagnetic interference, the measure taken during structure design and method generally have two kinds, that is, shield and filter.Connector uses metal-back
Body closing can prevent internal electromagnetic energy or be only capable of suppressing radiation from outside electromagnetic interference, but metal shell bonding
Ripple, to eliminate conducted EMI then needs using filtering.For preferably electromagnetism interference, should be from having shielding, ground connection
With filtering etc. various functions electric connector.
Up to the present, the attenuation requirement of production filtering electrical connector meets GJB1308-91 both at home and abroad《Filtered electrical
Connector requirement》Regulation, in 10MHz minimum attenuation be 15dB, during 100MHz minimum attenuation be 50dB.And equipment is in research and development
During propose new requirement, minimum attenuation index rises to：It is 40dB in 10MHz, is 90dB in 100MHz, it is seen that
The low-pass wave filtering connector researched and developed before cannot meet the anti-interference requirement of whole machine.
And, the filtered version of the filtering contact pin used in domestic low-pass wave filtering connector is mainly the filtering of single-unit π types,
After single-unit π types filter contact pin and the integrated loading connector of earthed system, its attenuation requirement minimum attenuation in 10MHz is 15dB
(measured value is 20dB), minimum attenuation is 50dB during 100MHz (measured value is 60dB).If meeting decline minimum in 10MHz
40B is kept to, minimum attenuation is 90dB during 100MHz, it is seen that cannot meet use requirement.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of good wave filtering effect, the filtered electrical of strong antijamming capability
Connector.
In order to solve the above technical problems, the utility model provides a kind of filtering electrical connector, including plug and socket；
Socket at least includes Socket casing, the first tail accessory, at least one jack mounting plates and some contact pin components, institute
State jack mounting plates and be sleeved on Socket casing, some the first mounting holes for agreeing with contact pin component are provided with the jack mounting plates,
The contact pin component at least includes contact pin and the first wiring pin, and some contact pin components are separately mounted to corresponding first mounting hole
Interior, jack mounting plates front side is stretched out in the contact pin front end of contact pin component, and the first tail accessory is sleeved on the rear end of Socket casing, socket
Rear portion passes through casting glue embedding；
Plug at least includes plug casing, the second tail accessory, at least one patch bay and some plugging hole components, institute
State patch bay to be sleeved in plug casing, some the second installations for agreeing with plugging hole component are provided with the patch bay
Hole, the plugging hole component includes jack and the second wiring pin, and jack is fixedly connected with the second wiring pin, some plugging hole component difference
In corresponding second mounting hole, the position of some plugging hole components corresponds with the position of the contact pin component of plug, the
Two tail accessories are sleeved on the rear end of plug casing, and plug connector rear passes through casting glue embedding；
There is the chamber of plug insertion, after plug casing between the jack mounting plates front end face and the front end of Socket casing
Internal diameter of the external diameter in portion less than Socket casing forward chamber；
The contact pin component also includes some ferrite tubes, some ceramic condenser pipes and at least one adapter sleeve, contact pin tail
End is connected with wiring pin, and, to correspond, some ferrite tubes are sleeved on successively for the ferrite tube and the ceramic condenser pipe
Contact pin outside, mounted in corresponding ferrite tube outside, the adapter sleeve is equally sleeved on contact pin outside to the ceramic condenser pipe sleeve,
Each adapter sleeve is between two ferrite tubes of arbitrary neighborhood and corresponding two neighboring ceramic condenser pipe.
After such structure, contact pin component be contact pin connect install additional 2 series connection pin networks LPF
Device, pi type filter is made up of ceramic condenser pipe (tubular capacitor) and ferrite tube (tubulose magnetic core), by ferrite tube and ceramic electrical
Hold and constitute filter element between the filtering part loading contact pin of pipe composition and binding post, form 2 pi type filters series connection, series connection
Cut-off frequency afterwards is identical with single pi type filter.
After single-unit π types compared to existing technology filter contact pin and the integrated loading connector of earthed system, it is impossible to meet and exist
Minimum attenuation is 40B during 10MHz, and minimum attenuation is the technical requirements of 90dB during 100MHz, and two pitch chains join the cut-off of pi type filter
Frequency is identical with the cut-off frequency of single-unit pi type filter, but decay has obvious change, meets the use requirement of whole machine.
The plug casing rear outside of this filtering electrical connector is provided with shielding finger dog collar along its circumferential direction, shields spring
The cross sectional shape of piece dog collar is V-arrangement；
When socket and plug coordinate, shielding finger dog collar inwall is resisted against on the outer wall of plug casing rear portion, shielding finger pawl
Ring outer wall is resisted against on the anterior inwall of Socket casing.
After such structure, housing both it gives shielding spring pawl pressure after socket insertion plug, by means of contact
Pressure ensures that contact pin connector plugs together rear casing and contacts reliable with receptacle connector, so as to ensure electrically continuous, the screen of electric connector
Cover performance and algorithm index meets the use requirement of whole machine.
The shielding finger dog collar of this filtering electrical connector uses beryllium-bronze material；After using such structure, can more meet
The technical requirements of shielding finger dog collar.
Be provided with some grounding reeds in the jack mounting plates of this filtering electrical connector, grounding reed outer ledge position with
Socket casing is contacted, and the position of some contact pin components of grounding reed correspondence is provided with some contact holes, and contact bore edges are inserted with corresponding
The ceramic condenser pipe contact of needle assemblies；
The ceramic condenser outer sheath of each contact pin component is equipped with two grounding reeds.
After such structure, contact pin earth-return circuit be by the ceramic condenser pipe earthing pole of grounding reed and contact pin and
Housing coordinates, and then the earthed system of the housing of electric connector and whole machine forms ground networks, and grounding reed ground connection is reliable and more
Shunt well, the earthing pole of the ceramic condenser pipe on all contact pins is all connected on connector shell by same grounding reed.
The grounding reed outer ledge of this filtering electrical connector is outward extended with flanging, and the contact hole of grounding reed is in it
Side is extended with elastic claw.
After using such structure, grounding reed is designed to elastic fingers, there are six elastic claws to block on each hole
The public pole of capacitor, flanging are it is also ensured that housing is contacted.
The socket of this filtering electrical connector includes multiple jack mounting plates, if multiple jack mounting plates are pacified including stem socket again
If dress hardboard and stem socket install soft board, if if stem socket installs hardboard and stem socket installs soft board arranged for interval in Socket casing
Interior, the jack mounting plates near Socket casing forward position are socket installation hardboard, near the socket of Socket casing rearward position
Installing plate is that socket installs soft board, and the elastic claw of each grounding reed installs soft board direction bending to socket；
The plug includes multiple patch bays, multiple patch bays include again at least one plug install hardboard with
Some plugs install soft board, and at least one plug installs hardboard and some plugs are installed soft board and are arranged in plug casing, is close to
The patch bay of plug casing rearward position is that plug installs hardboard.
After such structure, socket and plug are all alternately installed by installing soft board and installing hardboard, plug with insert
Elastic deformation by a small margin can occur between seat, make the two more preferable cooperation；In addition, the elastic claw of each grounding reed is to slotting
Seat installs soft board direction bending, and the elastic claw card of grounding reed can be made not produce permanent deformation.
The Socket casing front portion outer wall of this filtering electrical connector is provided with some spacing bails, and the plug casing outer wall also sets
Adapter sleeve is equipped with, the adapter sleeve front end some spacing bail positions of correspondence are provided with some gathering sills, and the gathering sill is in adapter sleeve side
Spiral extension on wall, gathering sill end is provided with and extend to the first adapter sleeve front portion direction and spacing recessed with what spacing bail coordinated
Groove；After using such structure, coordinate between convenient plug and plug, it is ensured that the axiality after the two cooperation.
Brief description of the drawings
Fig. 1 is the structural representation of this filtering electrical connector embodiment.
Fig. 2 is the structural representation of this filtering electrical connector embodiment plug.
Fig. 3 is the expanded schematic diagram of this filtering electrical connector embodiment shielding finger dog collar.
Fig. 4 be Fig. 3 along A-A to sectional view.
Fig. 5 is the structural representation of this filtering electrical connector embodiment socket.
Fig. 6 is the structural representation of this filtering electrical connector embodiment grounding reed.
Fig. 7 is the structural representation of this filtering electrical connector embodiment contact pin component.
Specific embodiment
As shown in Figure 1 (succinct for view, the encapsulating area formed after encapsulating is not shown in Fig. 1,2,5)
This filtering electrical connector includes plug 2 and socket 1.
As shown in Figs. 5 to 7
Socket 1 includes Socket casing 11,14, eight jack mounting plates of the first tail accessory, four grounded reed 15 and many
Group contact pin component 13.
Socket casing 11 is one section of tubular shell, and the anterior outer wall of Socket casing 11 is provided with three spacing bail 11a.
Eight jack mounting plates are respectively that three sockets install hardboard 12a and five sockets install soft board 12b, eight sockets
Installing plate is all sleeved in Socket casing 11, and three sockets install hardboard 12a and five sockets are installed soft board 12b arranged for interval and existed
In Socket casing 11, it is followed successively by socket installation hardboard 12a, socket installation soft board 12b, socket by order from front to back and installs soft
Plate 12b, socket install hardboard 12a, socket and install soft board 12b, socket installation soft board 12b, socket installation hardboard 12a, socket peace
Dress soft board 12b, the socket in most front side installs front end face of the hardboard 12a front end faces for plane and apart from Socket casing 11 one
Segment distance constitutes the chamber 16 for the insertion of plug 2, and the first mounting hole of forward and backward trend, first are provided with eight jack mounting plates
The quantity of mounting hole is corresponding with the quantity of contact pin component 13.
Contact pin component 13 includes contact pin 13a, the first wiring pin 13b, adapter sleeve 13c, two ferrite tube 13d and two potteries
Porcelain capacitance tube 13e, contact pin 13a tail ends are welded and fixed with the first wiring pin 13b, and the first wiring pin 13b is used for solid with outer lead
Fixed, two ferrite tube 13d and two ceramic condenser pipe 13e are one-to-one relationship, and two ferrite tube 13d are sleeved on slotting successively
Pin 13a outsides, two ceramic condenser pipe 13e are sleeved on corresponding ferrite tube 13d outsides, and adapter sleeve 13c is in two iron oxygen
Between body pipe 13d and two ceramic condenser pipe 13e；
In order to make it have good filtering performance, two ferrite tube 13d and two ceramic condenser pipe 13e and contact pin
Not only cemented with conducting resinl between 13a and the first wiring pin 13b, and with pressure between contact pin 13a and the first wiring pin 13b
Pincers are connect to compress.
Multigroup contact pin component 13 is separately mounted in corresponding first mounting hole, and the contact pin 13a front ends of contact pin component 13 are stretched
Go out jack mounting plates front side, the first tail accessory 14 is sleeved on the rear end of Socket casing 11, and the rear portion of socket 1 is filled by casting glue
Envelope, casting glue is filled with the space between jack mounting plates.
Four grounded reed 15 is placed between eight jack mounting plates, the outer ledge of grounding reed 15 extends back and has folding
Side 15b, the position of the multigroup contact pin component 13 of the correspondence of grounding reed 15 is provided with multiple contact hole 15a, before contact hole 15a is to its inner side
Portion is extended with elastic claw 15c, and the outer ledge position of grounding reed 15 contacts with Socket casing 11, and elastic claw 15c is inserted with corresponding
There is bending in the ceramic condenser pipe 13e contacts of needle assemblies 13, the elastic claw 15c after being contacted with ceramic condenser pipe 13e, often to front side
The front end face of individual grounding reed 15 is all installed soft board 12b and is contacted with socket, and socket installs soft board 12b all the time by elastic claw 15c envelopes
In it, elastic claw 15c is set not produce permanent deformation, the ceramic condenser outer sheath of each contact pin component 13 is equipped with two ground connection springs
Piece 15, the material of grounding reed 15 covers silver-colored tin bronze band using elasticity and intensity are all relatively good.
As shown in Figures 1 to 4
Plug 2 includes plug casing 21, second 24, four patch bays of tail accessory and multigroup plugging hole component.
Plug casing 21 is similarly one section of tubular shell, and the external diameter at the rear portion of plug casing 21 is less than the anterior chamber of Socket casing 11
The internal diameter of room 16.
Mounting groove 21a is provided with the rear portion circumferential side wall of plug casing 21, shielding finger dog collar is placed with mounting groove 21a
26, shielding finger dog collar 26 is one section of reed long, and the centre position of shielding finger dog collar 26 has bending, and bending makes shielding finger pawl
The cross sectional shape of ring 26 forms V-arrangement, and shielding finger dog collar 26 processes several corpus unguis 26a, shielding finger in its bending part cold punching
The one end of dog collar 26 is extended with insertion section 26b, and the other end of shielding finger dog collar 26 is provided with slot 26c, shielding finger dog collar 26
Insertion section 26b is stretched into slot 26c, makes the composition ring-type of shielding finger dog collar 26 and the shielding finger dog collar 26 of package is placed on peace
In tankage 21a, the protuberance of shielding finger dog collar 26 is stretched out outside mounting groove 21a, and shielding finger dog collar 26 uses beryllium-bronze material.
Four patch bays are respectively that a plug installs hardboard 22a and three plugs install soft board 22b, four plugs
Installing plate is all sleeved in plug casing 21, and being followed successively by plug by order from front to back installs soft board 22b, plug installation soft board
22b, plug install soft board 22b, plug and install hardboard 22a, the plug in most rear side install hardboard 22a rear end faces be plane and
Rear end face with plug casing 21 is flushed, and the second mounting hole of forward and backward trend, the second mounting hole are provided with four patch bays
Quantity it is corresponding with the quantity of plugging hole component.
Plugging hole component includes jack 23a and the second wiring pin 23b, and jack 23a front ends are solid with the second wiring pin 23b welding
Fixed, multigroup plugging hole component is separately mounted in corresponding second mounting hole, and the rear end of jack 23a is near the rear end of plug casing 21
Face, the second tail accessory 24 is sleeved on the rear end of plug casing 21, and the rear portion of plug 2 is filled with by casting glue embedding, casting glue
Space between patch bay.
The outer wall of plug casing 21 is also set with connection sleeve pipe 25, the front end of connection sleeve pipe 25 correspondence three spacing bail 11a
Put and be provided with three gathering sill (not shown)s, each gathering sill spiral extension on the side wall of connection sleeve pipe 25, gathering sill end
End is provided with the limited impression 25b for extending and coordinating with spacing bail 11a to the anterior direction of the first connection sleeve pipe 25.
As shown in Figure 1
When plug 2 and socket 1 coordinate, the spacing bail 11a of the front portion of Socket casing 11 first leads with the connection sleeve pipe 25 of plug 2
Coordinate to groove, spacing bail 11a is progressively stretched into until entering in limited impression 25b, in the process, the rear portion of plug 2 is stretched into slotting
In the chamber 16 of 1 front portion of seat, the contact pin 13a of socket 1 is stretched into the jack 23a of plug 2, completes connecing for contact pin 13a and jack 23a
Touch；
The inwall of shielding finger dog collar 26 is resisted against on the rear portion outer wall of plug casing 21, and the outer wall of shielding finger dog collar 26 is resisted against
On the inwall of the front portion of Socket casing 11.
This filtering electrical connector can prevent internal electromagnetic energy or from outside electromagnetic interference using metal shell closing,
But metal shell bonding is only capable of suppressing radiated wave, to eliminate conducted EMI then needs using filtering.Shielding is taken to arrange
Apply be combined with filter circuit be it is most common suppress interference method.
Above-described is only a kind of implementation method of the present utility model, it is noted that for the ordinary skill of this area
For personnel, on the premise of the utility model principle is not departed from, some variations and modifications can also be made, these also should be regarded as
Belong to protection domain of the present utility model, such as the elastic claw offset direction of grounding reed.
Claims (7)
1. a kind of filtering electrical connector, including plug and socket；
Socket at least includes Socket casing, the first tail accessory, at least one jack mounting plates and some contact pin components, described to insert
Seat installing plate is sleeved in Socket casing, and some the first mounting holes for agreeing with contact pin component, institute are provided with the jack mounting plates
Stating contact pin component at least includes contact pin and the first wiring pin, and some contact pin components are separately mounted in corresponding first mounting hole,
Jack mounting plates front side is stretched out in the contact pin front end of contact pin component, and the first tail accessory is sleeved on the rear end of Socket casing, after socket
Portion passes through casting glue embedding；
Plug at least includes plug casing, the second tail accessory, at least one patch bay and some plugging hole components, described to insert
Head installing plate is sleeved in plug casing, and some the second mounting holes for agreeing with plugging hole component, institute are provided with the patch bay
Stating plugging hole component includes jack and the second wiring pin, and jack is fixedly connected with the second wiring pin, and some plugging hole components are respectively mounted
In corresponding second mounting hole, the position of some plugging hole components corresponds with the position of the contact pin component of plug, the second tail
Department enclosure is sleeved on the rear end of plug casing, and plug connector rear passes through casting glue embedding；
There is the chamber of plug insertion between the jack mounting plates front end face and the front end of Socket casing, plug casing rear portion
Internal diameter of the external diameter less than Socket casing forward chamber；
It is characterized in that：
The contact pin component also include some ferrite tubes, some ceramic condenser pipes and at least one adapter sleeve, contact pin tail end with
Wiring pin is connected, and, to correspond, some ferrite tubes are sleeved on contact pin successively for the ferrite tube and the ceramic condenser pipe
Outside, mounted in corresponding ferrite tube outside, the adapter sleeve is equally sleeved on contact pin outside to the ceramic condenser pipe sleeve, each
Adapter sleeve is between two ferrite tubes of arbitrary neighborhood and corresponding two neighboring ceramic condenser pipe.
2. filtering electrical connector according to claim 1, it is characterized in that：
The plug casing rear outside is provided with shielding finger dog collar, the cross sectional shape of shielding finger dog collar along its circumferential direction
It is V-arrangement；
When socket and plug coordinate, shielding finger dog collar inwall is resisted against on the outer wall of plug casing rear portion, outside shielding finger dog collar
Wall is resisted against on the anterior inwall of Socket casing.
3. filtering electrical connector according to claim 2, it is characterized in that：
Shielding finger dog collar uses beryllium-bronze material.
4. filtering electrical connector according to claim 1, it is characterized in that：
Some grounding reeds are provided with the jack mounting plates, grounding reed outer ledge position contacts with Socket casing, connects
The position of the ground reed some contact pin components of correspondence is provided with some contact holes, contacts the ceramic condenser of bore edges and corresponding contact pin component
Pipe is contacted；
The ceramic condenser outer sheath of each contact pin component is equipped with two grounding reeds.
5. filtering electrical connector according to claim 4, it is characterized in that：
The grounding reed outer ledge is outward extended with flanging, and the contact hole of grounding reed is extended with elastic claw to its inner side.
6. filtering electrical connector according to claim 5, it is characterized in that：
The socket includes multiple jack mounting plates, if if multiple jack mounting plates include that stem socket installs hardboard and stem socket again
Soft board is installed, if if stem socket installs hardboard and stem socket installs soft board arranged for interval in Socket casing, near Socket casing
The jack mounting plates of forward position are that socket installs hardboard, are socket installation near the jack mounting plates of Socket casing rearward position
Soft board, the elastic claw of each grounding reed installs soft board direction bending to socket；
The plug includes multiple patch bays, and multiple patch bays include at least one plug installation hardboard and some again
Plug installs soft board, and at least one plug installs hardboard and some plugs are installed soft board and are arranged in plug casing, near plug
The patch bay of housing rearward position is that plug installs hardboard.
7. filtering electrical connector according to claim 1, it is characterized in that：
Socket casing front portion outer wall is provided with some spacing bails, and the plug casing outer wall is additionally provided with adapter sleeve, connection
The set front end some spacing bail positions of correspondence are provided with some gathering sills, gathering sill spiral extension on the wall of adapter sleeve side,
Gathering sill end is provided with the limited impression for extending and coordinating with spacing bail to the first adapter sleeve front portion direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621291364.0U CN206211199U (en) | 2016-11-29 | 2016-11-29 | filtering electrical connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621291364.0U CN206211199U (en) | 2016-11-29 | 2016-11-29 | filtering electrical connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206211199U true CN206211199U (en) | 2017-05-31 |
Family
ID=58748355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621291364.0U Expired - Fee Related CN206211199U (en) | 2016-11-29 | 2016-11-29 | filtering electrical connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206211199U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106450972A (en) * | 2016-11-29 | 2017-02-22 | 中国电子科技集团公司第四十研究所 | Filtering electric connector |
-
2016
- 2016-11-29 CN CN201621291364.0U patent/CN206211199U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106450972A (en) * | 2016-11-29 | 2017-02-22 | 中国电子科技集团公司第四十研究所 | Filtering electric connector |
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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: 20170531 Termination date: 20191129 |