CN1108005C - Shield assembly for electrical connector - Google Patents

Shield assembly for electrical connector Download PDF

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Publication number
CN1108005C
CN1108005C CN96192857A CN96192857A CN1108005C CN 1108005 C CN1108005 C CN 1108005C CN 96192857 A CN96192857 A CN 96192857A CN 96192857 A CN96192857 A CN 96192857A CN 1108005 C CN1108005 C CN 1108005C
Authority
CN
China
Prior art keywords
connector
shell
housing
tongue piece
shield assembly
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.)
Expired - Fee Related
Application number
CN96192857A
Other languages
Chinese (zh)
Other versions
CN1179859A (en
Inventor
W·S·达维斯
小R·N·怀特曼
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Whitaker LLC
Original Assignee
Whitaker LLC
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Whitaker LLC filed Critical Whitaker LLC
Publication of CN1179859A publication Critical patent/CN1179859A/en
Application granted granted Critical
Publication of CN1108005C publication Critical patent/CN1108005C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
    • H01R24/60—Contacts spaced along planar side wall transverse to longitudinal axis of engagement
    • H01R24/62—Sliding engagements with one side only, e.g. modular jack coupling devices
    • 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
    • H01R13/58—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable
    • H01R13/582—Means for relieving strain on wire connection, e.g. cord grip, for avoiding loosening of connections between wires and terminals within a coupling device terminating a cable the cable being clamped between assembled parts of the housing
    • 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]
    • H01R13/6581—Shield structure
    • 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
    • H01R13/02—Contact members
    • H01R13/26—Pin or blade contacts for sliding co-operation on one side only
    • 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
    • H01R13/46—Bases; Cases
    • H01R13/516—Means for holding or embracing insulating body, e.g. casing, hoods
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R2107/00—Four or more poles

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  • Details Of Connecting Devices For Male And Female Coupling (AREA)

Abstract

A shielding assembly for an electrical connector comprising: a connector receiving shell (23), a backshell (41) assembled to a front shell (40), tab receiving openings (56) in the shell (40), tabs (57) on the backshell (41) projecting into the openings (56), the tabs (57) engaging a housing (2) of an electrical connector and biasing the housing (2) forwardly relative to the shell.

Description

The shield assembly that is used for electric connector
The present invention relates to a kind of shield assembly (assembly) that is used for electric connector, shell after this shield assembly comprises, after this shell and a preceding shell are chain.
A kind of connector is disclosed in United States Patent (USP) 5273459, this connector has a preceding shell and upper and lower back shell, back shell is chain with tongue piece and preceding shell along its leading edge, when the back shell rotates to the position of back conductor termination face top of connector, the notch of shell before tongue piece is arranged in.The rear surface of the part of one of back shell butt joint housing unit, thus before mating surface, push away housing unit.
As described in the United States Patent (USP) 4789357, a shield assembly that is used for electric connector is to be made of two chain parts.These equal component part box bodys of two parts (enclosure) are to be positioned at an electric connector lock in this two parts.Crooked and the end of superimposed connector of fin (flap) on these two parts, thus connector kept in these two parts.The bending of fin has produced internal stress, and internal stress is maintained in the material of fin.After long-time, these internal stresss will material is lax to die down and allows the sweep distortion by allowing.Fin will keep connector no longer closely, and this just allows connector to produce undesirable moving with respect to shield assembly.In the process that repeatedly mounts and dismounts connector, power is applied to shield assembly, and this causes the fin distortion, and allows connector to produce undesirable moving.The connector that matches with another at connector connects in the process, and connector will move after on the direction of leaving the connector that matches.This moving will cause connecting the incomplete CONTACT WITH FRICTION of generation in the process at connector, thereby cause high resistance and consequent pressure drop.
When connector was designed to littler size, connector was difficult to avoid with respect to harmful mobile the becoming of shield assembly more.Little size will require to make shield assembly with thin metal material.Thin metal material easy deformation, this will allow connector to produce undesirable moving with respect to shield assembly.
The invention provides a kind of shield assembly that is used for electric connector, this assembly holds connector, and stops connector to move with respect to shield assembly.
According to an embodiment, a kind of shield assembly comprises that the connector of a back shell that is used for chain conduction and conduction holds the interlocking gear of shell, and this interlocking gear is by mobile with respect to chain shell (shell) with the chain connector that prevents of connector.
According to an embodiment, a kind of shield assembly provides a box body, this box body has an abutting end and the electric connector that matches is aimed at, so that enter in the box body, and this shield assembly makes the electric connection on the electric connector aim at the electric connection that matches on the connector that matches.
An advantage of the present invention is the shield assembly of electric connector, and in the process that the electric connector that connector matches with another is connected, this assembly stops connector to move with respect to shield assembly.
The connector that another advantage of the present invention is to be used for the back shell of chain conduction and conduction holds the interlocking gear of shell, and this interlocking gear is by moving with respect to chain shell with the chain connector that prevents of connector.
With way of example one embodiment of the present of invention are described below with reference to accompanying drawings, in the accompanying drawing:
Fig. 1 is the stereogram of an electric connector, and it comprises a housing and a shield assembly that is connected to cable;
Fig. 2 is the stereogram of the insulation shell of connector shown in Figure 1;
Fig. 3 is the cutaway view of the conductive shield assembly of housing shown in Figure 3 and connector shown in Figure 1;
Fig. 4 is the top view that the connector of shield assembly shown in Figure 1 holds shell;
Fig. 5 is the end-view of the partial cut that subtracts the stress part of housing shown in Figure 5;
Fig. 6 is the stereogram of the electric connection of connector shown in Figure 1;
Fig. 7 is the bottom view of the back shell of shield assembly shown in Figure 1;
Fig. 8 is the end-view of the partial cut that subtracts the stress part of back shell shown in Figure 10;
Fig. 9 is a longitudinal sectional view, and it illustrates the back shell and pushes housing forward;
Figure 10 is the schematic diagram that comprises a shield assembly of shell and back shell.
Comprise an insulation shell 2, be arranged in a plurality of electric connections 4 that the joint of housing 2 holds cavity 3 and is arranged in respective cavities 3 with reference to Fig. 1-3, an electric connector 1 in more detail.
With reference to Fig. 2 and 3, housing 2 is (for example) Unitarily molded plastic construction, and comprises a front portion 5 and a rear portion 6.Cantilever (overhangs) 7 extends along the sidewall of each respective cavities 3.Each respective cavities 3 sees it is wedge shape from the cross section.Cantilever 7 on each respective cavities 3 comprises described sidewall, and sidewall is from the bottom of the broad of cavity 3, and reciprocally the narrower elongated open between cantilever 7 tilts.
With reference to Fig. 6, each corresponding joint 4 is to be made of the thin metallic ingots of (for example) stamping forming integral body.The front portion 11 of joint 4 is the knife-edge structures that approach, and has elongated side 12, and side 12 is defined by cantilever 7 in respective cavities 3.Each joint 4 is made of an arcuate part 13, and arcuate part 13 extends to another side 12 from a side 12.Arcuate part 13 has strengthened (if not so will be very) weak knife-edge part, and the sidewall 12 that can be defined at below the corresponding cantilever 7 is provided.An elongated top of each arcuate part 13 stretches in the opening between the cantilever 7 on the respective cavities 3.Each top outwards extends cantilever 7 tops, and smooth, an elongated CONTACT WITH FRICTION surface is provided.Each top provides a CONTACT WITH FRICTION surface, so that the connector (not shown) that matches with another connects.As shown in Figure 6, a forward position 14 on the top of arcuate part 13 from after turn forward, the top holds the cavity 6 overhanging from corresponding joint herein.In the process that the connector (not shown) that connector 1 matches with another matches, the forward position 14 of inclination has prevented the conflict (stubbing) of the connector that joint 4 matches with another.The corresponding rear portion 15 of each of corresponding joint 4 comprises a first pontes, the first pontes is a reel 16, and it is formed by first pair of fin 17, thereby forms the tube of an opening, be used to the reel conductor part of the insulated conductor that is connected to a cable 20, as shown in Figure 1.One second coupling part is second reel 21, and it is formed by second pair of fin 22, thereby forms the tube of an opening, is used to reel be connected to the insulated part of insulated conductor.Each corresponding joint 4 has an elastic claw 37 that protrudes backward.
With reference to Fig. 2, the anterior lip of an inclination on the housing 2 protrudes in the place ahead of each respective cavities 3 and the place ahead of the joint 4 in each respective cavities 3 along 28.The anterior lip that tilts provides a funnel-shaped structure along 28, and it forces the electric connection (not shown) admission passage that matches, so as with each respective tops frictional fit of corresponding joint 4.Each respective cavities 3 is communicated with along a respective slot 29 in 28 with anterior lip.The top alignment of a corresponding joint 4 in each respective slot 29 and the respective cavities 3.
The anterior lip in the place ahead that holds cavity 3 at the corresponding joint of described selection is longer along 28 second portion 32 than anterior lip along 28 first 30, and second portion 32 is positioned at the place ahead that other corresponding joint of selection holds cavity 3.The corresponding joint of selecting holds cavity 3, and to hold cavity 3 apart from the front end of housing 2 than other corresponding joint of selecting far away.According to the spacing separately at the front end of cavity 3 middle distance housings 2, the joint 4 in the cavity 3 cooperates with the corresponding joint of the electric connector (not shown) that matches easily in order.For finishing this connector, as shown in Figure 1, an oversheath (overmold) 31 of being made by the plastic material of insulation is molded to shielding 23 with from shielding on 23 cables that stretch out 20.
Shielding 23 with reference to Fig. 1,9 and 10, one conductions centers on housing 2.At least one tongue piece 26 (Fig. 9) that stretches out in shielding 23 is bending downwards, and stretches into a corresponding tongue piece that is arranged in housing 2 front ends and hold recess 27, moves forward with respect to shielding 23 to stop housing 2.Recess 27 extends from the neighboring of the correspondence shielding 23 of housing 2.
With reference to Fig. 4-8 and 10, shielding 23 comprises a shield assembly 39, and shield assembly 39 comprises that again a connector holds shell (backshell) 41 behind shell 40 and, and each all is by the stamping forming overall structure of the metal sheet with thickness plane.Shell 40 is provided with passage and opening at its preceding abutting end.Shell 40 and back shell are suitable for sleeve assembling each other.Shell 40 is formed by a tubular box body (enclosure), and the tubular box body has the rear end of an opening, is used for housing case in wherein.Tongue piece 26 is that the thickness plane punching press from box body 42 forms.A longitudinal seam 43 in the box body 42 runs through the front and back end.The rear portion of box body 42 is grooves 44, and this groove 44 has three sides and an open side.End entrance after groove 44 provides one.At the rear portion of groove 44, the flat hyoplastron 46 of a taper with groove 44 and box body 42 with subtract stress part 47 and separate, subtract stress part 47 and be connected to hyoplastron 46.Subtract the groove that stress partly is a strap clamp pawl 48.On the shell 42 of back, shown in Fig. 7 and 8, one subtracts groove and female parts 51 that is positioned at this channel bottom that stress part 49 comprises a strap clamp pawl 50. Subtract stress part 47,49 and receive cable 20, and hold cable 20.Jaw 48 is bent and deformed, and close to each other, thereby holds jaw 50.The further distortion of jaw 48 impels jaw to enter female parts 51.
Back shell 41 has a preceding groove, and the latter has three sides and an open side.Groove 52 and groove 44 face with each other, and the side of groove enters in the groove 44, as shown in figure 10.At the rear portion of this groove, flat taper hyoplastron 53 with this groove with subtract stress part 49 and separate, subtract stress part 49 and be connected to hyoplastron 53.Enclose along 54 tapered edges 55 and protrude from hyoplastron 53.Curve inwardly relative to one another when enclosing along 54 beginnings.
Shown in Fig. 4,7 and 9, opening 56 provides a plurality of locking members at the opposite side of seam 43.The protrusion tongue piece 57 that is the locking member form of protrusion stretches out from the place ahead of back shell 41, and aims at opening 56.By tongue piece 57 is inserted corresponding opening 56, towards the hyoplastron 46 rotation back shells 41 of shell 40, back shell 41 is assembled to preceding shell 40 then, as shown in Figure 9, wherein when insertion after shell 41 be shown in broken lines.Enclose along 54 and be rotated and contact and superimposed, thereby when oversheath 31 is mounted in the shielding 23, stop hyoplastron 46 to curve inwardly in the inboard of hyoplastron 46.Tongue piece 57 enters the inside of box body 42, and rotation and connect the rear end of housing 2.Being further rotated of tongue piece 57 will force housing 2 forward and the tongue piece 26 on the conflict box body 42.Tongue piece 57 stops housing 2, and each tongue piece 26 stops housing 2 reaches with respect to moving behind the shield assembly.The opposite end of tongue piece 57 and 26 extruding housings 2, chain with housing 2 thus, thus prevented that housing 2 from moving.Each tongue piece 57 connects housing 2 along the edge on thickness plane.Tongue piece 57 is in compressive state along its thickness plane, and therefore in the process that the electric connector that connector 1 matches with another is connected, when coordinate force was applied to shield assembly, tongue piece 57 stoped distortion forcefully.

Claims (3)

1. connector assembly, have a connector and a shielding (23), this shielding has a connector to be held preceding shell (40) and one and is assembled to back shell (41) on it, is arranged in the tongue piece (57) that the tongue piece of preceding shell (40) holds opening (56) and stretch into opening (56) on back shell (41), it is characterized in that:
Tongue piece (57) cooperates with a housing (2) of an electric connector and pushes housing (2) forward with respect to preceding shell (40); And
Extend at least one tongue piece (26) on the preceding shell (40) of shielding, when by tongue piece (57) when pushing forward, each tongue piece (26) stops housing (2) to move forward with respect to preceding shell (40),
Therefore, by shell (40,41), housing (2) keeps the precision positioning with respect to preceding shell (40).
2. according to the connector assembly of claim 1, wherein, the edge of tongue piece (57) pushes housing (2), and tongue piece (57) is in compressive state along its corresponding thickness plane.
3. according to the connector assembly of claim 1, wherein, each tongue piece (26) on the preceding shell (40) extends to a respective notches (27) that is arranged in housing (2) front end.
CN96192857A 1995-03-27 1996-03-01 Shield assembly for electrical connector Expired - Fee Related CN1108005C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US41102795A 1995-03-27 1995-03-27
US08/411,027 1995-03-27

Publications (2)

Publication Number Publication Date
CN1179859A CN1179859A (en) 1998-04-22
CN1108005C true CN1108005C (en) 2003-05-07

Family

ID=23627255

Family Applications (1)

Application Number Title Priority Date Filing Date
CN96192857A Expired - Fee Related CN1108005C (en) 1995-03-27 1996-03-01 Shield assembly for electrical connector

Country Status (6)

Country Link
EP (1) EP0818065B1 (en)
JP (1) JPH11502971A (en)
KR (1) KR19980703339A (en)
CN (1) CN1108005C (en)
DE (1) DE69605657T2 (en)
WO (1) WO1996030971A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5683269A (en) * 1995-03-27 1997-11-04 The Whitaker Corporation Shielded electrical connector with cable strain relief
TW553545U (en) * 2001-09-25 2003-09-11 Molex Inc High speed transmission connector
EP3561967B1 (en) * 2018-04-25 2024-03-20 Aptiv Technologies Limited Electrical shielding member for a network connector

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6321772A (en) * 1986-07-15 1988-01-29 ヒロセ電機株式会社 Shield case for electric connector and manufacture thereof
JPH0722064Y2 (en) * 1989-12-04 1995-05-17 ホシデン株式会社 connector
JP2595406Y2 (en) * 1992-03-25 1999-05-31 ホシデン株式会社 Plug type multi-pole connector
US5273459A (en) * 1992-10-01 1993-12-28 The Whitaker Corporation Connector feature for improved contact wiping
US5518421A (en) * 1993-01-26 1996-05-21 The Whitaker Corporation Two piece shell for a connector

Also Published As

Publication number Publication date
DE69605657T2 (en) 2000-06-08
DE69605657D1 (en) 2000-01-20
CN1179859A (en) 1998-04-22
EP0818065B1 (en) 1999-12-15
WO1996030971A1 (en) 1996-10-03
JPH11502971A (en) 1999-03-09
KR19980703339A (en) 1998-10-15
EP0818065A1 (en) 1998-01-14

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C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20030507

Termination date: 20110301