CN206650244U - Electric connector - Google Patents
Electric connector Download PDFInfo
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- CN206650244U CN206650244U CN201720024941.8U CN201720024941U CN206650244U CN 206650244 U CN206650244 U CN 206650244U CN 201720024941 U CN201720024941 U CN 201720024941U CN 206650244 U CN206650244 U CN 206650244U
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- wire
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- circuit layer
- circuit
- conductive
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Abstract
A kind of electric connector is the utility model is related to, comprising：Circuit board, the circuit board includes upper circuit layer, lower circuit layer and shielding layer, and connection line components, the connection line components include a plurality of upper wires and a plurality of lower wires, circuit layer has the upper strata inner fovea part of removed circuit wherein on this, the lower circuit layer has lower floor's inner fovea part of removed circuit, on this bearing of wire group in the upper strata inner fovea part and the lower wire group bearing in lower floor's inner fovea part, thus reach the shielding between lower wire group, while the group of wire and circuit layer is stood processing and be more easily achieved.
Description
Technical field
A kind of electric connector is the utility model is related to, signal shielding effect can be issued in low thickness more particularly to one kind
The electric connector of fruit.
Background technology
Electric connector is a kind of device using electrical connection circuit plate, electronic component or electronic product, as individual counts
The popularization of the digital electronic devices such as calculation machine, personal digital assistant (PDA), Smartphone and tablet personal computer, electric connector is in day
Often in life, it has also become indispensable transmission signal vector.In recent years, there is a kind of low-voltage differential signal (Low
VoltageDifferential Signal, LVDS) connector, using extremely low voltage amplitude high speed differential data transmission, and
And the advantages of with low-power consumption, low error rate.
However, frequency of the high speed connector of this type when signal transmits typically up to number GHz (GHz), therefore
When signal is propagated, it is easier to by influence of noise.As shown in figure 4, LVDS connectors are by circuit board a and are connected to circuit
Upper and lower wire R1, R2 of plate a upper and lowers are formed.Due to can inevitably be produced during fabrication between circuit board a rear ends and wire
Raw space S, at the S of this space, the exposed parts of upper and lower wire can not form effective masking by circuit board a barrier, therefore
Signal interference (CROSSTALK) phenomenon that the signal of upper and lower wire can interfere with each other, influence the delivery quality of original signal.
In the prior art, as shown in figure 5, in order to prevent the signal interference between above-mentioned upper and lower wire, its settling mode
It is illustrated in figure 5 and circuit board b is set backward and is located between upper wire R3 and lower wire R4, forms shielding.It is but such a
Set-up mode forms the sandwich construction that circuit board is located between wire and lower wire, and cored wire must process integer in advance, increases
During processing and outside parameter, its thickness greatly increases so that the volume increase of finished product, is unfavorable for setting and uses.
Utility model content
Edge this, the purpose of this utility model is to provide a kind of can be issued to being electrically connected for signal shielding effect in low thickness
Connect device.
The utility model for solve problem of the prior art used by technological means a kind of electric connector is provided, comprising：
Circuit board, the circuit board include upper circuit layer, lower circuit layer and shielding layer, and outer surface of circuit layer has upper contact on this, should
The outer surface of lower circuit layer has lower contact, and；Line components are connected, the connection line components include upper wire group and lower wire
Group, wire group includes a plurality of upper wires and lower wire with lower wire group on this, and wire and the lower wire are respectively comprising multiple on this
Several conductive core lines, insulating wrapped portion, conductive shielding portion and external insulation covering portion, the insulation division are covered in the plural conductive
Cored wire, the conductive shielding portion are covered in the insulation division, and the external insulation covering portion is covered in the conductive shielding portion, wire on this
And the conductive core line of lower wire has the exposed portion of upper cored wire and the exposed portion of lower cored wire for exposing to the conductive covering portion, core on this
The exposed portion of line and the lower cored wire exposed parts are not electrically connected at the upper contact and the lower contact, and circuit layer has warp wherein on this
The upper strata inner fovea part of circuit is removed, the lower circuit layer has lower floor's inner fovea part of removed circuit, under the upper strata inner fovea part and this
Layer inner fovea part to correspond to up and down, on this bearing of wire group in the upper strata inner fovea part and the lower wire group bearing in lower floor's indent
Portion, and make the shielding layer between the exposed portion of upper cored wire for being located at wire group on this and the exposed portion of lower cored wire of the lower wire group.
According to an embodiment of the present utility model, circuit layer and the lower circuit layer are solid structure layer wherein on this, and should
Shielding layer is flexible structure layer.
According to an embodiment of the present utility model, circuit layer, the lower circuit layer and the shielding layer are tied for hardness wherein on this
Structure layer.
According to an embodiment of the present utility model, the wherein shielding layer includes upper metal level, lower metal layer and is folded in this
Insulating barrier between upper metal level and the lower metal layer.
According to an embodiment of the present utility model, wire group and the lower wire group have a plurality of ground connection respectively wherein on this
Wire, to be folded between the external insulation covering portion and conductive shielding portion, the earth lead is electrically connected the earth lead
In a plurality of ground connection conductive junction points, the ground connection conductive junction point is arranged at circuit layer and the lower circuit layer on this.
Technological means used by via the utility model, upper wire group and under lead the screening that very thin thickness is only gripped between group
Cover portion, without circuit board is integrally folded in upper wire and under lead between group so that overall electric connector has low thickness, and has
There is the shield effectiveness to signal, stability when can maintain the signal to transmit.And the utility model can also pass through shielding portion and reality
Existing ground path, extra earth lead can be exempted and set, simplify the design of the utility model electric connector.Furthermore preferable
Embodiment in, the upper exposed portion of cored wire and the exposed portion of lower cored wire in a manner of close to straight line, can be connected to the upper electricity of circuit board
The lower contact of the upper contact of road floor and lower circuit layer, avoid doing cored wire extra machining and shaping and causing to make a variation, and make entirety
Electric connector thickness is lower, compares the integrally sandwiched structure of circuit board in the prior art, and electric connector of the present utility model more holds
Easily set and use.
Brief description of the drawings
Fig. 1 is longitudinal sectional drawing of the display according to the electric connector of first embodiment of the present utility model.
Fig. 2 is top view of the display according to the electric connector of first embodiment of the present utility model.
Fig. 3 is longitudinal sectional drawing of the display according to the electric connector of second embodiment of the present utility model.
Fig. 4 is the longitudinal sectional drawing of the electric connector of display prior art.
Fig. 5 is the longitudinal sectional drawing of the electric connector of display prior art.
Reference
100 electric connectors
1 circuit board
Circuit layer on 11
111 upper contacts
112 upper strata inner fovea parts
12 times circuit layers
121 times contacts
122 lower floor's inner fovea parts
13 shielding layers
131 the first metal layers
132 second metal layers
133 insulating barriers
2 connection line components
21st, upper wire
211 conductive core lines
212 insulating wrapped portions
213 conductive shielding portions
214 external insulation covering portion
The exposed portion of cored wire on 215
22 lower wires
221 conductive core lines
222 insulating wrapped portions
223 conductive shielding portions
224 external insulation covering portion
The exposed portion of 225 times cored wires
23 earth leads
F, F1 is grounded conductive junction point
Embodiment
Below according to Fig. 1 to Fig. 3, and illustrate embodiment of the present utility model.The explanation is not new to limit this practicality
The embodiment of type, and it is one kind of embodiment of the present utility model.
As shown in Figures 1 and 2, included according to the electric connector 100 of a first embodiment of the present utility model：Circuit board 1
And connection line components 2.
As shown in Figures 1 and 2, the circuit board 1 includes upper circuit layer 11, lower circuit layer 12 and shielding layer 13.In this implementation
In example, the circuit board 1 is double-layer printing circuit board (PCB).Certainly, the utility model is not limited, and the circuit board 1 also can be
MULTILAYER COMPOSITE printed circuit board (PCB).Circuit layer 11 is the circuit for the upper surface for being printed in the circuit board 1 on this.Circuit layer 11 on this
Outer surface has upper contact 111, and the outer surface of the lower circuit layer 12 has lower contact 121.The lower circuit layer 12 is to be printed in this
The circuit of the lower surface of circuit board 1, for transmission signal.
In the present embodiment, circuit layer 11 has the upper strata inner fovea part 112 of removed circuit on this, and the lower circuit layer 12 has
There is lower floor's inner fovea part 122 of removed circuit, the upper strata inner fovea part 112 is corresponding up and down with lower floor's inner fovea part 122.It is worth one
Carry, circuit layer 11, the lower circuit layer 12 and the shielding layer 13 are solid structure layer on this.Certainly, the utility model is not with this
It is limited, the shielding layer 13 also can be flexible structure layer.
As shown in Figures 1 and 2, the shielding layer 13 be insulation set between upper circuit layer 11 and lower circuit layer 12, with hide
The electric signal of each interlayer circulation is covered, avoids interfering.The shielding layer 13 include the first metal layer 131, second metal layer 132 and
The insulating barrier 133 being folded between the first metal layer 131 and the second metal layer 132.In the present embodiment, first metal
Layer and second metal layer are to have conductive and pliability tinsel, such as aluminium foil, copper foil.The insulating barrier 133 is glass fibre.
As shown in Figures 1 and 2, connection line components 2 are connected to the rear of circuit board 1, for transmitting a signal to circuit board
1.The connection line components 2 include upper wire group and lower wire group.Wire group includes a plurality of upper wires 21, the lower wire group on this
Including a plurality of lower wires 22.Specifically, conductive core line used in upper and lower wire 21,22 can be single-core line, twisted wire, flower
Line etc., the material of conductive core line according to product demand or circuit design can be copper cash, cadmium copper wire or other there is high conductivity
Metal material.
On this wire 21 and the lower wire 22 respectively comprising plural conductive cored wire 211,221, insulating wrapped portion 212,
222nd, conductive shielding portion 213,223 and external insulation covering portion 214,224, it is a plurality of that the insulating wrapped portion 212,222 is covered in this
Conductive core line 211,221.
Conductive core line 211 of wire 21 has the exposed portion 215 of upper cored wire for exposing to the conductive shielding portion 213 on this, should
The conductive core line 221 of lower wire 22 has the exposed portion 225 of lower cored wire for exposing to the conductive shielding portion 223, and cored wire is exposed on this
Portion 215 and the lower exposed portion 225 of cored wire are electrically connected in the upper contact 111 and the lower contact 121.Specifically, on this
The exposed portion 215 of cored wire is electrically connected in upper circuit layer 11 with the exposed portion 225 of lower cored wire in a manner of welding or conducting resinl binds
Upper contact 111 and lower circuit layer 12 lower contact 121.
Specifically, the exposed portion 215 of upper cored wire and the lower exposed portion 225 of cored wire are connected to circuit in a manner of close to straight line
The upper contact 111 of the upper circuit layer 11 of plate 1 and the lower contact 121 of lower circuit layer 12, consequently, it is possible to the entirety of electric connector 100
Thickness is minimized.
The insulating wrapped portion 212,222 is one layer of insulating barrier around coated with conductive cored wire 211,221.In the present embodiment
In, the material in the insulating wrapped portion 212,222 can be polyvinyl chloride (PVC), rubber, glass fibre or resin etc..
The conductive shielding portion 213,223 coats the insulating wrapped portion 212,222.Specifically, the conductive shielding portion 213,
223 be one layer it is circular be coated on that upper and lower wire group is outer and conductive metal level, such as copper or aluminium, it is shaped as net
Shape or paper tinsel shape, dissipated for shielded signal, conductive core line will not be influenceed to produce noise by external signal, while also avoid certainly
The other conductive core lines of body effect of signals and influence signal transmission stability.The external insulation covering portion 214,224 is to be covered in this
Insulating coating outside conductive shielding portion 213,223, for fixing the conductive shielding portion 213,223.
In addition, wire group and the lower wire group have a plurality of earth leads 23 respectively on this, the earth lead 23 is set
Between the insulating wrapped portion 212,222 and conductive shielding portion 213,223, partly expose to external insulation covering portion 214,224 and
The upper circuit layer 11 in the circuit board 1, and the ground connection conductive junction point F of the outer surface of lower circuit layer 12 is electrically connected.This
Conductive shielding layer is done in the design of sample to be extended, and is turned on by earth lead 4 in ground connection conductive junction point F, and connect by the ground connection conduction
Point F is turned in the earthed circuit on circuit board 1.Thus the current potential uniformity of conductive shielding layer is maintained, to maintain signal transmission
Quality.
As shown in figure 3, among another embodiment, also using the external insulation covering portion of wire on this 21 and the lower wire 22
214th, 224 outer surfaces and ground connection conductive junction point F1 are electrically connected with.Therefore, the utility model can also pass through shielding portion and realize
Ground path, extra earth lead can be exempted and set, simplify the design of the utility model electric connector.
In summary, the utility model provides a kind of electric connector that signal shielding effect can be issued in low thickness,
Upper wire group and under lead the shielding portion that very thin thickness is only gripped between group, without circuit board to be integrally folded in upper wire with
Lead between group so that overall electric connector has low thickness.The integrally sandwiched structure of circuit board in the prior art is compared, this practicality is new
The electric connector of type is easier to set and used, and with the shield effectiveness to signal, maintains stability during signal transmission.And
The utility model can also pass through shielding portion and be grounded circuit, and can exempt extra earth lead is set, and simplifies this practicality
The design of novel electric connector.Furthermore the upper exposed portion of cored wire and the exposed portion of lower cored wire can be connected in a manner of close to straight line
The upper contact of the upper circuit layer of circuit board and the lower contact of lower circuit layer, exempt additional processing shaping and its caused variable,
And make overall electric connector thickness lower.
Narration above and explanation are only the explanation of preferred embodiment of the present utility model, for those skilled in the art
When other modifications can be made according to above claim and above-mentioned explanation, simply these modifications should be for this practicality newly
The creation spirit of type and in interest field of the present utility model.
Claims (5)
1. a kind of electric connector, comprising：
Circuit board, described circuit board include upper circuit layer, lower circuit layer and shielding layer, the outer surface of described upper circuit layer
With upper contact, the outer surface of described lower circuit layer has lower contact；And
Line components are connected, described connection line components include upper wire group and lower wire group, and described upper wire group includes plural number
Individual upper wire, described lower wire group include a plurality of lower wires, and described upper wire and described lower wire have multiple respectively
Several conductive core lines, insulating wrapped portion, conductive shielding portion and external insulation covering portion, described insulating wrapped portion are covered in described
Plural conductive cored wire, described conductive shielding portion are covered in described insulating wrapped portion, and described external insulation covering portion
Described conductive shielding portion is covered in, the conductive core line of described upper wire has the upper core for exposing to described conductive shielding portion
The exposed portion of line, the conductive core line of described lower wire has the exposed portion of lower cored wire for exposing to described conductive shielding portion, described
The exposed portion of upper cored wire and described lower cored wire exposed parts be not electrically connected at described upper contact and described lower contact,
Wherein described upper circuit layer has the upper strata inner fovea part of removed circuit, and described lower circuit layer has removed circuit
Lower floor's inner fovea part, described upper strata inner fovea part is corresponding up and down, described upper wire group bearing with described lower floor's inner fovea part
In described upper strata inner fovea part and described lower wire group bearing in described lower floor's inner fovea part, and make described shielding layer every
It is located between the described exposed portion of upper cored wire of upper wire group and the exposed portion of lower cored wire of described lower wire group.
2. electric connector as claimed in claim 1, it is characterised in that described upper circuit layer is hard with described lower circuit layer
Property structure sheaf, and described shielding layer is flexible structure layer.
3. electric connector as claimed in claim 1, it is characterised in that described upper circuit layer, described lower circuit layer and institute
The shielding layer stated is solid structure layer.
4. electric connector as claimed in claim 1, it is characterised in that described shielding layer include upper metal level, lower metal layer,
And it is folded in the insulating barrier between described upper metal level and described lower metal layer.
5. electric connector as claimed in claim 1, it is characterised in that described upper wire group and described lower wire group difference
With a plurality of earth leads, described earth lead be folded in described insulating wrapped portion and described conductive shielding portion it
Between, and the ground connection conductive junction point in described upper circuit layer and described lower circuit layer is electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720024941.8U CN206650244U (en) | 2017-01-10 | 2017-01-10 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720024941.8U CN206650244U (en) | 2017-01-10 | 2017-01-10 | Electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206650244U true CN206650244U (en) | 2017-11-17 |
Family
ID=60283509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720024941.8U Active CN206650244U (en) | 2017-01-10 | 2017-01-10 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206650244U (en) |
-
2017
- 2017-01-10 CN CN201720024941.8U patent/CN206650244U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |