CN107017528B - Shielded connector - Google Patents
Shielded connector Download PDFInfo
- Publication number
- CN107017528B CN107017528B CN201710022524.4A CN201710022524A CN107017528B CN 107017528 B CN107017528 B CN 107017528B CN 201710022524 A CN201710022524 A CN 201710022524A CN 107017528 B CN107017528 B CN 107017528B
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- China
- Prior art keywords
- shielded
- pressure contact
- contact portion
- shielded layer
- shielding
- 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.)
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding
- H01R13/658—High frequency shielding arrangements, e.g. against EMI [Electro-Magnetic Interference] or EMP [Electro-Magnetic Pulse]
- H01R13/6591—Specific features or arrangements of connection of shield to conductive members
- H01R13/6592—Specific features or arrangements of connection of shield to conductive members the conductive member being a shielded cable
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- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
A kind of shielded connector, including shielded cable, inner terminal and external terminal.Shielded cable include conductor, the insulation-coated of covering conductor, the insulation-coated shielded layer of covering and cover shielded layer outermost it is insulation-coated.Inner terminal is connected to conductor.External terminal accommodates inner terminal, and including being crimped shielding pressure contact portion on the shielding layer.Shielding pressure contact portion includes a pair of of sleeve piece, a pair of sleeve piece has the end for being respectively formed with bump bonding and coupling recess, bump bonding engages each other with coupling recess, so that shielding pressure contact portion is crimped on the exposed division of the insulation-coated exposing of slave outermost of shielded layer, to show rough proper circle shape on section.
Description
Cross reference to related applications
The application was based on the Japanese patent application (No.2016-003334) submitted on January 12nd, 2016 and 2016 7
The Japanese patent application (No.2016-140012) that the moon is submitted on the 15th, content is incorporated herein by reference.Also, it is herein cited
All bibliography be integrally incorporated.
Technical field
The present invention relates to a kind of shielded connectors, and in the shielded connector, external terminal, which has to be crimped on, shields electricity
Shielding pressure contact portion on the shielded layer of cable.
Background technique
Traditionally, each as such as automobile navigation apparatus being installed in automobile etc. in order to transmit rf signal
In the control unit of kind electrical equipment, the shielded cable that can be applied to radio frequency usage has been used.
Shielded cable has the following structure: the insulation-coated peripheral surface for covering the conductor being made of an electrically conducting material, this is absolutely
The coating peripheral surface of edge is covered by shielded layer.Because the shielded layer in outside has blocked external electrical influence, it is able to carry out
The transmission of rf signal.
Shielded connector is used for the electrical connection of shielded cable.Shielded connector by forming as follows: shielded cable, in shielding electricity
In cable, insulation-coated peripheral surface is covered using shielded layer, the peripheral surface of the insulation-coated covering conductor；Inner terminal, should
Inner terminal is connected to conductor；And external terminal, which accommodates inner terminal, and has the shielding being crimped on the shielding layer
Pressure contact portion.
For example, JP-A-2006-244816 discloses a kind of shielded cable-terminal metal fittings connecting structure, wherein outer
The sleeve of terminal be crimped on part on the outer surface of the end of the oversheath for being folded in shielded cable of shielded layer and
On the end of oversheath.
However, in the shielded cable disclosed in JP-A-2006-244816-terminal metal fittings connecting structure, due to outer
The sleeve of terminal is crimped in the peripheral surface of the part of shielded layer in the end of sleeve mode stacked on top of each other, so
The section of the part in the sleeve inner being crimped of shielded cable is easy that the circle of deformation is presented.This means that core wire (conductor) with
The non-uniform problem of radial distance between shielded layer, leads to impedance irregularity.
Summary of the invention
The present invention is made in view of the foregoing, and therefore the object of the present invention is to provide a kind of shielded connector,
The phenomenon that it can prevent the radial distance between conductor and shielded layer uneven and cause impedance irregularity.
It in order to solve the above problem and realizes above-mentioned purpose, a kind of shielded connector is provided, which includes:
Shielded cable, the shielded cable include:
Conductor；
It is insulation-coated, the peripheral surface of the insulation-coated covering conductor；
Shielded layer, the shielded layer cover the insulation-coated peripheral surface；And
Outermost is insulation-coated, the peripheral surface of the insulation-coated covering shielded layer of the outermost,
Inner terminal, the inner terminal are connected to the conductor；And
External terminal, which accommodates the inner terminal, and the shielding including being crimped on the shielded layer crimps
Portion,
Wherein, the shielded cable is coaxial cable；And
Wherein, the shielding pressure contact portion includes a pair of of sleeve piece, which, which has, is respectively formed with bump bonding
With the end of coupling recess, the bump bonding engages each other with the coupling recess, so that the shielding pressure contact portion is crimped
In the peripheral surface of the exposed division from the insulation-coated exposing of the outermost of the shielded layer, thus in substantially on section
Proper circle shape.
Detailed description of the invention
Fig. 1 is the exploded perspective view of the shielded connector of first embodiment according to the present invention.
Fig. 2 is the perspective view of the cable shown in FIG. 1 equipped with terminal.
Fig. 3 is equipped with the sectional view along the line A-A interception in Fig. 2 of the cable of terminal.
Fig. 4 is the shielding pressure contact portion of external terminal and its top view of neighbouring part.
Fig. 5 is the perspective view before crimping for only shielding pressure contact portion of external terminal.
Fig. 6 is that the shielding pressure contact portion for the external terminal watched from the extending direction of shielded cable and insulation-coated pressure contact portion are being pressed
View before connecing.
Fig. 7 is the expanded view of external terminal.
Fig. 8 A and 8B illustrate how that pressure contact portion crimping will be shielded on the shielding layer using backform and bed die.
Fig. 9 A is the view before the shielding pressure contact portion watched since the extending direction of shielded cable is crimped, and Fig. 9 B is
Corresponding to the perspective view of Fig. 9 A, Fig. 9 C is the view watched from the extending direction of shielded cable, shows and has had begun shielding pressure
The respective end of socket part crimping on the shielding layer and a pair of of sleeve piece state and Fig. 9 D adjacent to each other are pair
It should be in the perspective view of Fig. 9 C.
Figure 10 A be from the extending direction of shielded cable watch view, show shielding pressure contact portion further deformed with
It is induced to crimping on shielded layer and has been bent to show the state close to circular shape, Figure 10 B is corresponded to
The perspective view of Figure 10 A, Figure 10 C are the views watched from the extending direction of shielded cable, and it is complete to show shielding pressure contact portion
Crimp the perspective view that state and Figure 10 D on the shielding layer corresponds to Figure 10 C.
Figure 11 A is the exploded perspective view of the shielded connector of second embodiment according to the present invention, and Figure 11 B is from exhausted
Edge is coated the perspective view of external terminal shown in Figure 11 A of pressure contact portion side viewing.
Figure 12 is the perspective view for the shielded cable that external terminal is attached to completely.
Figure 13 is the sectional view for the shielded cable that external terminal is attached to completely.
Figure 14 is the expanded view of external terminal.
Specific embodiment
The shielded connector of preferred embodiment in accordance with the present invention will be described in detail with reference to the attached drawings hereinafter.
[embodiment 1]
Fig. 1 is the exploded perspective view of the shielded connector 1 of first embodiment according to the present invention.Fig. 2 is shown in FIG. 1 matches
Have the perspective view of the cable 20 of terminal.Fig. 3 is equipped with the section along the line A-A interception in Fig. 2 of the cable 20 of terminal
Figure.Fig. 4 is the shielding pressure contact portion 50 of external terminal 40 and its top view of neighbouring part.Fig. 5 is the only shielding crimping of external terminal 40
The perspective view before crimping in portion 50.Fig. 6 is the shielding pressure contact portion for the external terminal 40 watched from the extending direction of shielded cable 30
50 and view of the insulation-coated pressure contact portion 42 before crimping.Fig. 7 is the expanded view of external terminal 40.Fig. 8 A and 8B are illustrated how
It is crimped on shielded layer 33 using backform T1 and bed die T2 by pressure contact portion 50 is shielded.
Shielded connector 1 according to first embodiment by the way that shielded cable to be electrically connected to for being installed in automobile etc.
The control unit of electric device and transmit rf signal.
Shielded connector 1 is formed by connector shell 10 and equipped with the cable 20 of terminal, equipped with the cable 20 of terminal
External terminal 40 be accommodated in connector shell 10.
Firstly, connector shell 10 will be described.The insulating materials as such as synthetic resin of connector shell 10 is made,
And be formed as accommodating external terminal 40 in the space 11, which penetrates through connector shell 10 in the longitudinal direction.
Inner terminal 60 is placed in inside external terminal 40, and external terminal 40 is contained in the connector shell 10 being thusly-formed.
Inner terminal 60 will be electrically connected to pairing connection terminal (not shown), which opens before passing through connector shell 10
Mouthful 10a and be inserted into space 11.
Then, by description equipped with the cable 20 of terminal.Equipped with terminal cable 20 by shielded cable 30, external terminal
40, inner terminal 60 and dielectric components 70 form.
Shielded cable 30 is coaxial cable, wherein insulation-coated 32 peripheral surface of the peripheral surface of covering conductor 31
It is covered by shielded layer 33, and the peripheral surface of shielded layer 33 is by insulation-coated 34 covering of outermost.
More specifically, the peripheral surface of the conductor 31 as single-core line is covered by insulation-coated 32 in shielded cable 30,
Insulation-coated 32 peripheral surface is covered by the shielded layer 33 as metal knitted line, and the peripheral surface of shielded layer 33 is by most
Insulation-coated 34 covering in outside.
Inner terminal 60 is crimped into the peripheral surface of the terminal part of conductor 31, by being removed with respective defined length
Outermost is insulation-coated 34, shielded layer 33 and insulation-coated 32 and expose the terminal part.In addition, external terminal 40 is crimped into shielding
In the peripheral surface of a part of layer 33, described a part of shielded layer 33 is adjacent with the terminal part of the exposing of conductor 31, and
By with defined length remove outermost it is insulation-coated 34 and expose.
That is, in shielded cable 30, the exposed portion of the conductor 31 with respective specific length and the dew of shielded layer 33
Part is arranged since the end of shielded cable 30 in the axial direction out with the sequence.And inner terminal 60 and external terminal 40 are distinguished
It is crimped on the exposed portion of conductor 31 and the exposed portion of shielded layer 33.
Although in the first embodiment, conductor 31 is single-core line, this aspect of the invention is not limited to the situation.It can also
To use other types of conductor 31 as the electric wire such as formed and being twisted a plurality of single line, as long as shielded cable 30 is
Coaxial cable.
External terminal 40 as the terminal for being connected to shielded layer 33 is for example to be formed by punching press sheet metal parts
Have regulation shape terminal.More specifically, sheet metal parts are subjected to being punched as shown in Fig. 7 as expanded view, and
Resulting component is through by bending etc., to be given defined shape.
External terminal 40 includes external terminal main body 41, accommodates inner terminal 60；Pressure contact portion 50 is shielded, screen is crimped into
It covers on layer 33；And insulation-coated pressure contact portion 42, it to be crimped into outermost insulation-coated 34.
External terminal main body 41 is generally tubular, and inner terminal 60 by locking structure (not shown) at specified position from
Inside is locked in external terminal main body 41.External terminal main body 41 is inserted into connector shell 10, and passes through locking structure
Place is locked on connector shell 10 (not shown) in defined position.External terminal main body 41 is formed with a pair of of elastic lock piece
41a。
The bottom wall 51 of shielding pressure contact portion 50 is connected to the bottom wall of external terminal main body 41, the connection by connection part 40a
Portion 40a and the bottom wall of external terminal main body 41 are continuous, and a pair of sleeve piece 52A and 52B are erect on two sides from bottom wall 51.
A pair of of sleeve piece 52A and 52B are formed with the bump bonding 52a and coupling recess 52b to be engaged each other, so that shielding
Pressure contact portion 50 is crimped onto the peripheral surface of a part of shielded layer 33, to be substantially assumed proper circle, shielded layer 33 it is described
A part is exposed by removing the corresponding part of outermost insulation-coated 34.
Bump bonding 52a advances and width increase on projected direction from its base side towards its end side with position, and
And coupling recess 52b be shaped to it is corresponding with bump bonding 52a, that is, cooperation bump bonding 52a.
The longitudinal length of a pair of of sleeve piece 52A and 52B be adjusted to so that: it is mutual in bump bonding 52a and coupling recess 52b
In the state of engaging, the whole peripheral surface that shielded layer 33 can be surrounded in the form of proper circle of shielding pressure contact portion 50.
As it can be seen in figures 5 and 6, before being crimped on shielded layer 33, shielding pressure contact portion 50 substantially U-shaped.And sleeve
The formation of the bump bonding 52a and sleeve piece 52B of piece 52A have the ends curved inwards of coupling recess 52b, this makes a pair of of sleeve
The end of piece 52A and 52B can be adjacent to each other, to establish following state: shielding pressure contact portion 50 can be in the initial stage of crimping
It is easily deformed as circle.
The bending angle of the end of a pair of of sleeve piece 52A and 52B is adjusted so that: when the arc in backform T1 (see Fig. 8)
When sliding and be bent on shape curved surface, bump bonding 52a is located at the end for being formed with coupling recess 52b so that bump bonding 52a
At the position that can easily engage each other with coupling recess 52b.
In shielding pressure contact portion 50, the inward flange on the two sides of the base portion of bump bonding 52a is cut, and is connect with being formed
Lead-in chamfered 53 is closed, as the guiding piece for the engagement between guide engagement protrusion 52a and coupling recess 52b, engagement guidance
Inclined-plane 53 tilts as follows: sleeve piece 52A with position towards its end advance and it is thinning.
Engagement lead-in chamfered 53 also has following function: having the end of the end of coupling recess 52b in the formation of sleeve piece 52B
After end surfaces contact engagement lead-in chamfered 53, as the end surface is slided in the engagement lead-in chamfered 53, and guide
The end surface (end that the formation of sleeve piece 52B has coupling recess 52b is curved), so that coupling recess 52b is connecing
The downside for closing protrusion 52a is registrated with bump bonding 52a.
That is, engagement lead-in chamfered 53 has the guidance for assisting the engagement between bump bonding 52a and coupling recess 52b
Function, and for enabling shielding pressure contact portion 50 to be bent so that the guiding function of proper circle shape is presented.
As shown in fig. 7, the inner surface of shielding pressure contact portion 50, i.e., the surface shape contacted in crimping Shi Yaoyu shielded layer 33
At there is roughness 54 (protrusion and recess portion).When shielding pressure contact portion 50 is crimped onto the peripheral surface of shielded layer 33, roughness 54
It is pierced into shielded layer 33, carries out close and closely contact to shield pressure contact portion 50 and shielded layer 33.
As shown in figs. 8 a and 8b, by being closed backform T1 and bed die T2, the shielding pressure contact portion 50 with the above structure is pressed
It is connected in the peripheral surface of shielded layer 33, to be rendered as proper circle.As a result, as shown in figure 3, make shielded layer 33 with as coaxial
The distance between the conductor 31 of shielded cable 30 of cable D is uniform.
The corresponding portion by removing outermost insulation-coated 34 that shielding pressure contact portion 50 is crimped into shielded layer 33 is revealed
In the peripheral surface of part out, rather than the portion in the peripheral surface for being folded to outermost insulation-coated 34 of shielded layer 33
In the peripheral surface divided.This, which is eliminated, makes the non-uniform factor of the distance between conductor 31 and shielded layer 33, such as passes through
Fold shielded layer 33 and the fold of the shielded layer 33 of formation.
The bottom wall 43 of insulation-coated pressure contact portion 42 is connected to shielding pressure contact portion 50, connection part 40b by connection part 40b
It is continuous with the bottom wall 51 of shielding pressure contact portion 50.As shown in fig. 6, a pair of of sleeve piece 44 is erect on two sides from bottom wall 43.
Insulation-coated pressure contact portion 42 with above structure is connected to shielding pressure contact portion 50 by connection part 40b, and
To be crimped into outermost insulation-coated 34 at the position far from shielding pressure contact portion 50.That is, shielding pressure contact portion 50 is independent
It is crimped on shielded layer 33 in insulation-coated pressure contact portion 42.As a result, shielding pressure contact portion 50 is not easy by when insulation-coated crimping
The deformation that portion 42 generates when being crimped into outermost insulation-coated 34 is influenced.
Inner terminal 60 includes the counterpart terminal interconnecting piece 61 of substantially tubular, to be attached (not show to pairing connection terminal
Out)；And pressure contact portion 62, it to be crimped on the exposed portion of conductor 31.
Dielectric components 70 have specific dielectric constant, and are sandwiched between external terminal 40 and inner terminal 60.Substantially
For 60 press-fit of inner terminal of tubular and the dielectric components 70 that are made of insulating material and its inner containment, and it is placed in
The inside of external terminal main body 41, so that dielectric components 70 can be in outer end in the state that inner terminal 60 and external terminal 40 insulate
The inside of sub- main body 41 supports inner terminal 60.
Expose the part of conductor 31 and shielded layer 33 with respective specific length, so that they are from the end of shielded cable 30
Start to arrange in the axial direction with this sequence；The pressure contact portion 62 of inner terminal 60 is crimped on the exposed division of conductor 31；In external terminal
The positioned inside of main body 41 is press-fitted in the inner terminal 60 in dielectric components 70；The shielding pressure contact portion 50 of external terminal 40 is crimped
Onto the exposed division of shielded layer 33；And insulation-coated pressure contact portion 42 is crimped onto outermost insulation-coated 34, by above-mentioned
Step and complete be equipped with terminal cable 20, then the external terminal 40 for the cable 20 equipped with terminal so completed is accommodated
In connector shell 10, and complete the shielded connector 1 with previous constructions.
Then, with reference to Fig. 9 A-9D and Figure 10 A-10D, how will be described in, which will shield pressure contact portion 50, is crimped onto shielded layer
On the periphery of 33 exposed division.
Fig. 9 A is the view before the shielding pressure contact portion 50 watched since the extending direction of shielded cable 30 is crimped, figure
9B corresponds to the perspective view of Fig. 9 A, and Fig. 9 C is the view watched from the extending direction of shielded cable 30, shows and has begun
The respective end for shielding the crimping on pressure contact portion 50 to shielded layer 33 and a pair of of sleeve piece 52A and 52B is adjacent to each other
State, and Fig. 9 D corresponds to the perspective view of Fig. 9 C.
Figure 10 A is the view watched from the extending direction of shielded cable 30, shows shielding pressure contact portion 50 and further becomes
Shape has been bent to show close to circular shape to be induced to crimping on shielded layer 33 and shield pressure contact portion 50
State, Figure 10 B correspond to the perspective view of Figure 10 A, and Figure 10 C is the view watched from the extending direction of shielded cable 30, show
Shielding pressure contact portion 50 has been crimped onto the state on shielded layer 33 completely, and Figure 10 D corresponds to the perspective view of Figure 10 C.
Fig. 9 A-9D and Figure 10 A-10D only show shielding pressure contact portion 50.
In the state of before shielding the crimping on pressure contact portion 50 to shielded layer 33 and starting, as illustrated in figures 9a and 9b, shielding
The substantially U-shaped of pressure contact portion 50, and the formation of the bump bonding 52a of sleeve piece 52A and sleeve piece 52B have coupling recess 52b
Ends curved inwards.
When the state shown in Fig. 9 A and 9B starts with backform T1 and bed die T2 (see Fig. 8) and shielding pressure contact portion 50 is pressed
When the crimping being connected on shielded layer 33, as shown in Figure 9 C and 9D, a pair of of sleeve piece 52A and 52B bending, so that their end is mutual
It is close.
The end of a pair of of sleeve piece 52A and 52B is in the initial stage of crimping reason adjacent to each other, sleeve piece 52A's
Bump bonding 52a has the end of coupling recess 52b to be curved inwardly before starting to crimp with the formation of sleeve piece 52B.
When the crimping on further progress shielding pressure contact portion 50 to shielded layer 33, as illustrated in figs. 10 a and 10b, sleeve piece
The formation of 52B has the end surface of the end of coupling recess 52b while sliding in each engagement lead-in chamfered 53, by each engagement
Lead-in chamfered 53 guides, so that coupling recess 52b is registrated with below bump bonding 52a with bump bonding 52a.In this manner,
Shielding pressure contact portion 50 is bent, to present roughly circular.
It is as illustrated in figs. loc and 10d, convex engaging when shielding pressure contact portion 50 is crimped on shielded layer 33 completely
Play the state that 52a engages each other completely with coupling recess 52b and the end of a pair of of sleeve piece 52A and 52B interconnect completely
Under, shielding pressure contact portion 50 is rendered as proper circle.When backform T1 and bed die T2 are closed completely, shielding pressure contact portion 50 is ultimately present as very
Circle.
In shielded connector 1 according to first embodiment, shielded cable 30 is coaxial cable, and by making sleeve piece
The bump bonding 52a of 52A is engaged with the coupling recess 52b of sleeve piece 52B, and shielding pressure contact portion 50 is crimped into shielded cable 30
In the peripheral surface for the part that corresponding portion by removing outermost insulation-coated 34 is exposed.In this manner, due to engagement
Engagement between raised 52a and coupling recess 52b, shielding pressure contact portion 50 can be crimped into screen in such a way that it shows proper circle
It covers on layer 33, which extends parallel to insulation-coated 32 circular outer peripheral surface.To so that conductor 31 and shielding
Radial distance between layer 33 be it is uniform, this prevent uneven due to the radial distance between conductor 31 and shielded layer 33
Caused by impedance irregularity.
In shielded connector 1 according to first embodiment, due to shielding pressure contact portion 50 and insulation-coated 42 energy of pressure contact portion
Enough be crimped into it is separated from each other, so insulation-coated pressure contact portion 42 crimping deformation do not influence shield pressure contact portion 50.This is also to make
Must shield pressure contact portion 50 can be crimped on shielded layer 33 and show be approximately proper circle shape factor.
In shielded connector 1 according to first embodiment, the width of bump bonding 52a changes in a simple manner, and
And coupling recess 52b is formed as corresponding with bump bonding 52a.To which bump bonding 52a and coupling recess 52b can be easily
And it strongly engages each other.
In shielded connector 1 according to first embodiment, before it will shield pressure contact portion 50 and be crimped on shielded layer 33,
The substantially U-shaped of pressure contact portion 50 is shielded, and the formation of the bump bonding 52a of sleeve piece 52A and sleeve piece 52B have coupling recess
The ends curved inwards of 52b.To enable the end of a pair of of sleeve piece 52A and 52B mutual in the initial stage of crimping
It is close, it can be deformed with establishing shielding pressure contact portion 50 the state of circular shape is presented.This, which enables, shields pressure contact portion 50 more
It is easily crimped that proper circle shape is presented.
In shielded connector 1 according to first embodiment, since shielding pressure contact portion 50 is formed with engagement lead-in chamfered 53,
So the formation of sleeve piece 52B has the end of coupling recess 52b during will shield pressure contact portion 50 and be crimped on shielded layer 33
The end surface in portion is guided, thus coupling recess while sliding in each engagement lead-in chamfered by each engagement lead-in chamfered 53
52b is registrated in the lower section of bump bonding 52a with bump bonding 52a.In this manner, shielding pressure contact portion 50 be intended to be bent to
Circular shape is presented.This enables shielding pressure contact portion 50 to be more easily crimped that proper circle shape is presented.
[embodiment 2]
Then, reference Figure 11 A and 11B to Figure 14 is described to the shielded connector 2 of second embodiment according to the present invention.
Figure 11 A is the exploded perspective view of shielded connector 2 according to the second embodiment, and Figure 11 B is from insulation-coated
The perspective view of the external terminal 80 of 42 side of pressure contact portion viewing.Figure 12 is the solid for the shielded cable 30 that external terminal 80 is attached to completely
Figure.Figure 13 is the sectional view for the shielded cable 30 that external terminal 80 is attached to completely.Figure 14 is the expanded view of external terminal 80.
The difference of shielded connector 2 according to the second embodiment and shielded connector 1 according to first embodiment exists
In: also there is the former external terminal 80 braiding, which to decompose, prevents band portion 81.The other parts of the construction of shielded connector 2 and shielding connect
The identical of device 1 is connect, and the former composition element identical with the latter will be given appended drawing reference identical with the latter, and will
The descriptions thereof are omitted.
External terminal 80 as the terminal for being connected to shielded layer 33 is for example to be formed by punching press sheet metal parts
Have regulation shape terminal.More specifically, sheet metal parts are subjected to being punched as shown in Figure 14 as expanded view, and
And resulting component is through by bending etc., to be given defined shape.
External terminal 80 includes external terminal main body 41, accommodates inner terminal 60；Pressure contact portion 50 is shielded, screen is crimped into
It covers on layer 33；Insulation-coated pressure contact portion 42 will be crimped into outermost insulation-coated 34；And braiding decomposition prevents band portion
81。
The front for preventing band portion 81 to be formed in shielding pressure contact portion 50 on the extending direction of shielded cable 30 is decomposed in braiding, and
And for covering shielded layer 33 and extending parallel to the peripheral surface of shielded layer 33.
Braiding, which is decomposed, prevents band portion 81 prominent from connection part 40a, and connection part 40a couples the bottom wall and screen of external terminal main body 41
Cover the bottom wall 51 of pressure contact portion 50.More specifically, braiding decompose prevent band portion 81 as band at a position from connection part 40a
Edge it is prominent, one position is deviateed from the position that the end of shielded layer 33 is placed towards shielding pressure contact portion 50.
As shown in Figure 14 as expanded view, before by bending to become parallel with the peripheral surface of shielded layer 33,
In the deployed state, braiding decomposition prevents the projected direction of band portion 81 and sleeve piece 52A and 52B in parallel, that is, is approximately perpendicular to
Protruded from connection part 40a to the extending direction of shielded cable 30.
Decomposing braiding using mold (not shown) prevents the unfolded state shown in Figure 14 of band portion 81 to be bent, to pass through
It is extended parallel to the peripheral surface of shielded layer 33 and covers shielded layer 33 (see Figure 12).
It prevents band portion 81 by extending parallel to the peripheral surface of shielded layer 33 as a result, braiding is decomposed, and covers shielding
The terminal part of the exposing of layer 33, the terminal part of the exposing is on the extending direction of shielded cable 30 in the front side of shielding pressure contact portion 50
On from shielding pressure contact portion 50 stretch out.
Bump bonding 52a and the coupling recess 52b of sleeve piece 52B around the sleeve piece 52A with shielding pressure contact portion 50 is mutual
The identical outer region of the outer region engaged, braiding, which is decomposed, prevents band portion 81 from covering shielded layer 33.Selectively, braiding point
Solution prevents band portion 81 from can almost cover the entire periphery of shielded layer 33.
Using above-mentioned construction, when shielding pressure contact portion 50 is crimped on the shielded layer 33 as knit unit, even if shielding
Layer 33 decomposes to a certain extent, and the loose part deformation or mobile for preventing band portion 81 to be also prevented from shielded layer 33 is decomposed in braiding,
It and include the bump bonding 52a and sleeve piece 52B of sleeve piece 52A so as to prevent the loose part of shielded layer 33 from entering
Coupling recess 52b joint portion between gap the case where.
Other than in addition to shielded connector 1 according to first embodiment the advantages of, shielded connector 2 according to the second embodiment
Additionally provide following advantage: it includes sleeve piece 52A that braiding, which decomposes the loose part for preventing band portion 81 from preventing shielded layer 33 to enter,
Bump bonding 52a and sleeve piece 52B coupling recess 52b joint portion between gap, and to preventing following feelings
Condition: the loose part of shielded layer 33 enters the coupling recess 52b's of bump bonding 52a and sleeve piece 52B including sleeve piece 52A
Gap between joint portion, which reduces the bond strength between a pair of of sleeve piece 52A and 52B, and is shielding
When covering cable 30 when pulled, and causing external load on shielding pressure contact portion 50, a pair of of sleeve piece 52A and 52B take off each other
From and open.
In shielded connector 2 according to the second embodiment, it is being bent to become the peripheral surface with shielded layer 33
Before parallel, in the deployed state, braiding decomposition prevents the projected direction of band portion 81 and sleeve piece 52A and 52B in parallel, that is,
It is with being approximately perpendicular to the extending direction of shielded cable 30 prominent from connection part 40a.To, with a pair of of sleeve piece 52A and 52B quilt
It is crimped onto identical mode on shielded layer 33, braiding, which is decomposed, prevents band portion 81 from can be become outer with shielded layer 33 by bending
Perimeter surface is parallel.Prevent band portion 81 that can be effectively bent to become by using connection part 40a as a result, braiding is decomposed
It is parallel with the peripheral surface of shielded layer 33, without the mold etc. for curving it with complex shape.
According to first embodiment and in the shielded connector of second embodiment 1 and 2, bump bonding 52a exists with position
It advances and width increase on projected direction from its base side to its end side, and coupling recess 52b is shaped to and bump bonding 52a
It is corresponding.However, the present invention is not limited to the situations.Bump bonding 52a and coupling recess 52b can have other shapes, as long as it
Enable to a pair of of sleeve piece 52A to engage each other with the end of 52B so that shielding pressure contact portion 50 present proper circle shape.
Above-described shielded connector according to the present invention will be summarized and listed below in following entry [1] to [7]
Embodiment feature.
[1] a kind of shielded connector, comprising:
Shielded cable, the shielded cable include:
Conductor；
It is insulation-coated, the peripheral surface of the insulation-coated covering conductor；
Shielded layer, the shielded layer cover the insulation-coated peripheral surface；And
Outermost is insulation-coated, the peripheral surface of the insulation-coated covering shielded layer of the outermost,
Inner terminal, the inner terminal are connected to the conductor；And
External terminal, which accommodates the inner terminal, and the shielding including being crimped on the shielded layer crimps
Portion,
Wherein, the shielded cable is coaxial cable；And
Wherein, the shielding pressure contact portion includes a pair of of sleeve piece, which, which has, is respectively formed with bump bonding
With the end of coupling recess, the bump bonding engages each other with the coupling recess, so that the shielding pressure contact portion is crimped on
In the peripheral surface of the exposed division from the insulation-coated exposing of the outermost of the shielded layer, thus in rough on section
Proper circle shape.
[2] external terminal have insulation-coated pressure contact portion, the insulation-coated pressure contact portion with the shielding pressure contact portion
Described in being crimped at the position that the position being crimped in the peripheral surface of the exposed division of the shielded layer separates most
On outside is insulation-coated.
[3] bump bonding with position on its projected direction from its base side to its end side advance and width increase
Greatly, and the coupling recess is recessed, thus it is corresponding with the bump bonding, and cooperate with the bump bonding.
[4] the shielding pressure contact portion has substantially U-shaped shape, and described one before being crimped on the shielded layer
The end for being respectively formed with the bump bonding and the coupling recess of sleeve piece is respectively bent inward.
[5] in the shielding pressure contact portion, the inward flange on the two sides of the base portion of the bump bonding is formed with respectively
From engagement lead-in chamfered, with for guiding the engagement between the bump bonding and the coupling recess, the engagement guidance
Inclined-plane is inclined, so that being formed with the sleeve piece of the bump bonding as position is towards the end row of the sleeve piece
And then it is thinning.
[6] shielded layer is braided fabric, and there is the external terminal band-like braiding decomposition to prevent band portion, the braiding
The front for preventing band portion to be placed in the shielding pressure contact portion on the extending direction of the shielded cable is decomposed, and weaves and divides
Solution prevents band portion from covering the shielded layer and extending parallel to the peripheral surface of the shielded layer.
[7] external terminal includes external terminal main body, which accommodates the inner terminal；And connection part, it should
Connection part couples the external terminal main body and the shielding pressure contact portion；And it is being bent to become the institute with the shielded layer
State peripheral surface it is parallel before, braiding decomposition prevents projected direction of the band portion in the deployed state with the pair of sleeve piece
In parallel and be approximately perpendicular to the shielded cable the extending direction it is prominent from articulated connection.
In the shielded connector described in entry [1], shielded cable is coaxial cable, and by making a pair of of sleeve piece
Bump bonding engaged with coupling recess knot, shielding pressure contact portion be crimped on shielded cable by removing outermost it is insulation-coated
Corresponding portion and in the peripheral surface of part exposed.In this manner, due to the engagement between bump bonding and coupling recess,
Shielding pressure contact portion can be crimped on the shielding layer in such a way that it shows proper circle, and the shielded layer and insulation-coated circle are outer
Perimeter surface extends parallel to.To which so that the radial distance between conductor and shielded layer is uniformly, this prevent due to conductor
Radial distance between shielded layer it is uneven caused by impedance irregularity.
In the shielded connector described in entry [2], since shielding pressure contact portion and insulation-coated pressure contact portion can be pressed
Be connected into it is separated from each other, so insulation-coated pressure contact portion crimping deformation do not influence shield pressure contact portion.This is also so that shielding crimping
Portion can be crimped the factor to show the shape of approximate proper circle on the shielding layer.
In the shielded connector described in entry [3], the width of bump bonding changes in a simple manner, and engages
Recess portion is formed as corresponding with bump bonding.To which bump bonding can easily and strongly engage each other with coupling recess.
In the shielded connector described in entry [4], before it will shield pressure contact portion crimping on the shielding layer, shielding pressure
Socket part substantially U-shaped, and the formation of a pair of of sleeve piece has the part of bump bonding and is formed with the end difference of coupling recess
It curves inwardly.To in the initial stage of crimping, enable to the end of a pair of of sleeve piece adjacent to each other, to establish shielding pressure
The state of circular shape can be presented in socket part by deforming.This enables shielding pressure contact portion to be more easily crimped to present
Proper circle shape.
In the shielded connector described in entry [5], since shielding pressure contact portion is formed with engagement lead-in chamfered, so
During shielding pressure contact portion is crimped on shielded layer, the formation of sleeve piece has the end surface of the end of coupling recess to exist
While sliding in each engagement lead-in chamfered, guided by each engagement lead-in chamfered, so that coupling recess is in bump bonding
Lower section is registrated with bump bonding.In this manner, shielding pressure contact portion is intended to be bent that circular shape is presented.This to shield
Pressure contact portion can more easily be crimped that proper circle shape is presented.
Other than in addition to the shielded connector described in entry [1] to [5] the advantages of, the company of shielding described in entry [6]
Connect device and additionally provide following advantage: braiding decompose prevent band portion from preventing that the loosening portion of shielded layer enters a pair of of sleeve piece include
In gap between bump bonding and the joint portion of coupling recess, and to prevent following situation: the loosening portion of shielded layer
Into a pair of of sleeve piece including the gap between bump bonding and the joint portion of coupling recess, the loosening portion of such shielded layer
The bond strength between a pair of of sleeve piece is reduced, and outside will be caused on shielding pressure contact portion when pulled in shielded cable
When the generation of load, a pair of of sleeve piece is disengaged from each other and opens.
In the shielded connector described in entry [7], it is being bent to become parallel with the peripheral surface of shielded layer
Before, braiding decompose prevent band portion in the deployed state with the projected direction of a pair of of sleeve piece in parallel, that is, be approximately perpendicular to screen
It is with covering the extending direction of cable prominent from connection part.To which braiding, which is decomposed, prevents band portion that can be bent, thus to cover with a pair
Cylinder piece is crimped identical mode on the shielding layer, becomes parallel with the peripheral surface of shielded layer.As a result, anti-stop-band is decomposed in braiding
Portion can be bent by using connection part and effectively, to become parallel with the peripheral surface of shielded layer, without having
There is the mold etc. for curving it of complicated shape.
Although describing the present invention that the present inventor makes in a concrete fashion in the form of embodiment above,
The present invention should not be construed as limited to these embodiments.Without departing from the spirit and scope of the present invention, various modifications
It is feasible.
Claims (10)
1. a kind of shielded connector, comprising:
Shielded cable, the shielded cable include:
Conductor；
It is insulation-coated, the peripheral surface of the insulation-coated covering conductor；
Shielded layer, the shielded layer cover the insulation-coated peripheral surface；And
Outermost is insulation-coated, the peripheral surface of the insulation-coated covering shielded layer of the outermost,
Inner terminal, the inner terminal are connected to the conductor；And
External terminal, the external terminal accommodate the inner terminal, and the shielding pressure contact portion including being crimped on the shielded layer,
Wherein, the shielded cable is coaxial cable；
Wherein, the shielding pressure contact portion includes a pair of of sleeve piece, which, which has, is respectively formed with bump bonding and connects
The end of recess portion is closed, the bump bonding engages each other with the coupling recess, so that described in the shielding pressure contact portion is crimped on
In the peripheral surface of the exposed division from the insulation-coated exposing of the outermost of shielded layer, to be in rough proper circle on section
Shape, and
Wherein, in the shielding pressure contact portion, the inward flange on the two sides of the base portion of the bump bonding is formed with respectively
Engagement lead-in chamfered, with for guiding the engagement between the bump bonding and the coupling recess, the engagement guidance is oblique
Face is inclined, so that being formed with the sleeve piece of the bump bonding as position is towards the end row of the sleeve piece
And then it is thinning.
2. shielded connector according to claim 1, wherein the external terminal includes insulation-coated pressure contact portion, described exhausted
Edge is coated pressure contact portion in the peripheral surface for the exposed division for being crimped on the shielded layer with the shielding pressure contact portion
Be crimped at the position that position separates the outermost it is insulation-coated on.
3. shielded connector according to claim 1 or 2, wherein the bump bonding is as position is in the bump bonding
Projected direction on from the base side of the bump bonding to the end side of the bump bonding advance and increase on the width；And
Wherein, the coupling recess is recessed, thus it is corresponding with the bump bonding, and cooperate with the bump bonding.
4. shielded connector according to claim 1 or 2, wherein the shielding pressure contact portion is being crimped into the shielding
There is general U-shape, and the formation of the pair of sleeve piece has the bump bonding and the coupling recess before on layer
The end be respectively bent inward.
5. shielded connector according to claim 3, wherein the shielding pressure contact portion is on being crimped into the shielded layer
There is general U-shape before, and the formation of the pair of sleeve piece has the institute of the bump bonding and the coupling recess
End is stated to be respectively bent inward.
6. shielded connector according to claim 1 or 2, wherein the shielded layer is braided fabric；And
Wherein, the external terminal includes that band-like braiding decomposition prevents band portion, and braiding decomposition prevents band portion in the shielding electricity
Be arranged on the extending direction of cable it is described shielding pressure contact portion front, and the braiding decompose prevent band portion by with it is described
The peripheral surface of shielded layer extends parallel to and covers the shielded layer.
7. shielded connector according to claim 3, wherein the shielded layer is braided fabric；And
Wherein, the external terminal includes that band-like braiding decomposition prevents band portion, and braiding decomposition prevents band portion in the shielding electricity
Be arranged on the extending direction of cable it is described shielding pressure contact portion front, and the braiding decompose prevent band portion by with it is described
The peripheral surface of shielded layer extends parallel to and covers the shielded layer.
8. shielded connector according to claim 4, wherein the shielded layer is braided fabric；And
Wherein, the external terminal includes that band-like braiding decomposition prevents band portion, and braiding decomposition prevents band portion in the shielding electricity
Be arranged on the extending direction of cable it is described shielding pressure contact portion front, and the braiding decompose prevent band portion by with it is described
The peripheral surface of shielded layer extends parallel to and covers the shielded layer.
9. shielded connector according to claim 5, wherein the shielded layer is braided fabric；And
Wherein, the external terminal includes that band-like braiding decomposition prevents band portion, and braiding decomposition prevents band portion in the shielding electricity
Be arranged on the extending direction of cable it is described shielding pressure contact portion front, and the braiding decompose prevent band portion by with it is described
The peripheral surface of shielded layer extends parallel to and covers the shielded layer.
10. shielded connector according to claim 6, wherein the external terminal includes:
External terminal main body, the external terminal main body accommodate the inner terminal；And
Connection part, the connection part couple the external terminal main body and the shielding pressure contact portion；And
Wherein, before by bending to become parallel with the peripheral surface of the shielded layer, the braiding decomposition is prevented
The band portion extending direction parallel with the projected direction of the pair of sleeve piece and with the shielded cable in the deployed state
It is generally perpendicularly prominent from articulated connection.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016003334 | 2016-01-12 | ||
| JP2016-003334 | 2016-01-12 | ||
| JP2016140012A JP6404867B2 (en) | 2016-01-12 | 2016-07-15 | Shield connector |
| JP2016-140012 | 2016-07-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107017528A CN107017528A (en) | 2017-08-04 |
| CN107017528B true CN107017528B (en) | 2019-03-15 |
Family
ID=59365105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710022524.4A Expired - Fee Related CN107017528B (en) | 2016-01-12 | 2017-01-12 | Shielded connector |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6404867B2 (en) |
| CN (1) | CN107017528B (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107576826A (en) * | 2017-09-26 | 2018-01-12 | 杭州西湖电子研究所 | A kind of external shield cable connector component |
| DE102017217476A1 (en) * | 2017-09-29 | 2019-04-04 | Te Connectivity Germany Gmbh | Support sleeve for an electric cable |
| JP6826074B2 (en) * | 2018-06-19 | 2021-02-03 | 矢崎総業株式会社 | Shielded connector and shielded cable with terminal |
| US10741975B2 (en) * | 2018-10-19 | 2020-08-11 | Aptiv Technologies Limited | Sheilded cable assembly and electromagnetic shield terminal assembly for same |
| JP7103204B2 (en) * | 2018-12-21 | 2022-07-20 | 株式会社オートネットワーク技術研究所 | Connector structure |
| JP7379085B2 (en) | 2019-10-25 | 2023-11-14 | タイコエレクトロニクスジャパン合同会社 | Crimp structure |
| JP7380420B2 (en) | 2020-05-27 | 2023-11-15 | 株式会社オートネットワーク技術研究所 | shield conductive path |
| JP7212111B2 (en) | 2020-07-24 | 2023-01-24 | ティーイー コネクティビティ ジャーマニー ゲゼルシャフト ミット ベシュレンクテル ハフツンク | Electrical ferrules, electrical connection devices, and electrical connectors |
| JP7232290B2 (en) * | 2021-07-20 | 2023-03-02 | 日本航空電子工業株式会社 | Contacts, connectors and cable assemblies |
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|---|---|---|---|---|
| US6098443A (en) * | 1997-08-29 | 2000-08-08 | The Whitaker Corporation | Device for producing an insulation crimp on an electrical connector |
| CN1710752A (en) * | 2004-06-18 | 2005-12-21 | 矢崎总业株式会社 | Shield terminal for coaxial cable |
| US7422480B1 (en) * | 2007-04-20 | 2008-09-09 | Delphi Technologies, Inc. | Shielded electric connector and cable assembly and method for making same |
| CN103187638A (en) * | 2011-12-28 | 2013-07-03 | 矢崎总业株式会社 | Shield connector |
| CN103733433A (en) * | 2011-08-08 | 2014-04-16 | 矢崎总业株式会社 | Compression method for electric wire and electric wire with terminal obtained thereby |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4270782B2 (en) * | 2001-11-09 | 2009-06-03 | 矢崎総業株式会社 | Shield terminal for coaxial cable |
| JP2006302824A (en) * | 2005-04-25 | 2006-11-02 | Auto Network Gijutsu Kenkyusho:Kk | Shield connector |
| JP4834605B2 (en) * | 2007-05-15 | 2011-12-14 | 株式会社オートネットワーク技術研究所 | Outer conductor terminal |
| JP5219877B2 (en) * | 2009-02-16 | 2013-06-26 | 矢崎総業株式会社 | Connector for coaxial cable |
| JP2012048837A (en) * | 2010-08-24 | 2012-03-08 | Auto Network Gijutsu Kenkyusho:Kk | Terminal crimp method and terminal crimp device |
| JP5711571B2 (en) * | 2011-03-02 | 2015-05-07 | 矢崎総業株式会社 | Coaxial cable terminal processing structure and terminal processing method |
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2016
- 2016-07-15 JP JP2016140012A patent/JP6404867B2/en not_active Expired - Fee Related
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- 2017-01-12 CN CN201710022524.4A patent/CN107017528B/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6098443A (en) * | 1997-08-29 | 2000-08-08 | The Whitaker Corporation | Device for producing an insulation crimp on an electrical connector |
| CN1710752A (en) * | 2004-06-18 | 2005-12-21 | 矢崎总业株式会社 | Shield terminal for coaxial cable |
| US7422480B1 (en) * | 2007-04-20 | 2008-09-09 | Delphi Technologies, Inc. | Shielded electric connector and cable assembly and method for making same |
| CN103733433A (en) * | 2011-08-08 | 2014-04-16 | 矢崎总业株式会社 | Compression method for electric wire and electric wire with terminal obtained thereby |
| CN103187638A (en) * | 2011-12-28 | 2013-07-03 | 矢崎总业株式会社 | Shield connector |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2017126551A (en) | 2017-07-20 |
| CN107017528A (en) | 2017-08-04 |
| JP6404867B2 (en) | 2018-10-17 |
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Granted publication date: 20190315 Termination date: 20220112 |