CN105281088B - Connector - Google Patents

Abstract

The present invention provides a kind of connector, which includes that shell and the socket for being held in shell even if the mechanism for pushing socket is not arranged in the upper wall portion of shell can also firmly hold socket.In the connectors of the present invention, have: a pair of of arm (23) is configured to flexibly gripper socket (3)；And engaging portion (24), it is arranged on the front end of arm (23), and there is the plane parallel locking side (24a) orthogonal with the insertion direction of socket (3), in addition, there are pressing surface (25) in the corner formed by locking side (24a) and arm (23), when arm (23) clamp socket (3), pressing surface (25) pushes socket (3) to insertion direction.

Description

Connector

Technical field

The present invention relates to a kind of connectors, and in particular to maintains the connection of socket (receptacle) in the inside of shell Device.

Background technique

Used connector in the case where as the needs height connection reliability such as vehicle-mounted purposes is protected in the inside of shell It is known for holding the connector of socket.

As an example, patent document 1 discloses a kind of set interior void in the shell of referred to as shield Inside maintain the electric power connector component of socket connector.The electric power connector component is in the interior void 650 of shield 510 With a pair of of upright arm 690 and pushing-pressing arm 900, the upright arm 690 is provided in front end with shoulder 710, the pushing Arm 900 be integrally formed in it is in the upper wall of shield 510 and horizontally extending, by 690 gripper socket connector 250 of upright arm, And pushed socket connector 250 to shoulder 710 from pushing-pressing arm 900, so that socket connector 250 is maintained at interior void (illustrations 7 and attached drawing 8 are please referred to) in 650.

Existing technical literature

Patent document

1 Japanese Patent Application of patent document " special table 2005-515588 bulletin " (the 0026th section, attached drawing 5, attached drawing 7 Deng)

Summary of the invention

The technical problems to be solved by the invention

The structure of above patent document 1 is with the shoulder 710 using pushing-pressing arm by socket connector 250 to holder 680 Premised on pushing, still, the limitation of shape as required by this electric power connector component etc., it is contemplated that perhaps there is hardly possible The case where above-mentioned pushing-pressing arm 900 are arranged.When that pushing-pressing arm 900 can not be arranged, due to the shoulder 710 of no normal direction holder 680 Socket connector 250 is pushed, therefore, socket connector 250 will loosen in interior void 650.

The present invention makes in view of the above problems, even if its purpose is to provide one kind not in shell (in patent document 1 Shield) upper wall portion setting also can be securely for pushing the mechanism of socket (socket connector in patent document 1) Keep the connector of socket.

Technical solution

To solve the above-mentioned problems, connector of the invention has shell, and socket is embedded into the shell, the connection Device is characterized in that the shell is included for the suitable object side-connector i.e. opening storage space of plug insertion；From described Opening storage space is communicatively arranged, and is formed as that institute can be embedded in along the direction orthogonal relative to an outside wall surface of the shell State the embedded space of socket；A pair of of arm, extended parallel to the insertion direction of the socket and it is opposite each other, have elasticity simultaneously It is configured to clamp the socket；The front end of the arm is arranged in engaging portion, and has and be orthogonal to the embedding of the socket Enter the parallel locking side of the plane in direction；And positioned at the insertion direction side of the embedded space and opposed with the socket Face, that is, continuing surface, the socket have engaging portion, the engaging portion have the face opposed with the locking side, wherein The pair of arm, the engaging portion and the continuing surface are arranged in the embedded space, are clamped in the arm The initial stage of the socket, in the state that the face opposed with the locking side of the locking side and the engaging portion abuts Under, there is gap between the continuing surface and the socket, wherein in the corner formed by the locking side and the arm With pressing surface, the pressing surface is abutted with the engaging portion, with progress of the arm to the clamping of the socket, institute It states pushing and pushes the socket towards insertion direction, so that the socket be boosted and the gap considerable part to insertion direction Distance, in the state of being embedded with the socket in the embedded space, positioned at the socket insertion direction side face with The continuing surface abuts, also, the front end of the engaging portion abuts to protect by the arm with the side of the socket Hold the socket.

In embedded space, by arm, flexibly gripper socket is kept, moreover, by the effect of pressing surface, The elastic pushing pressure generated when using arm gripper socket pushes socket to insertion direction.As a result, being located at the insertion side of socket The inner wall in face and the embedded space opposed with the face before keeps institute in the state of mutually abutting by pushing force Socket is stated, therefore, socket can be firmly held.

In addition, connector of the invention is characterized in that, the pressing surface is inclining from the locking side to the arm Inclined-plane.

In addition, connector of the invention is characterized in that, the pressing surface is the song from the locking side to the arm Face.

Pressing surface is formed by inclined surface or curved surface, the pushing force on the direction of arm gripper socket can be will act in this way A part be transformed into socket insertion direction on pushing force, therefore, using the pressing surface can generate well to It is embedded in the pushing force that direction pushes socket.

In addition, connector of the invention is characterized in that, the socket has the inner casing for example formed by synthetic resin, institute Connector is stated with engaging portion, the engaging portion has the face opposed with the locking side and makes a part of the inner casing Prominent, the angle of the engaging portion is abutted with the pressing surface.

Abut the angle of engaging portion with pressing surface, the engaging portion is configured to make the inner casing of socket prominent, passes through It using this structure, can be slid smoothly between the angle and pressing surface of engaging portion, thus, it is possible to be obtained well to insertion The pushing force of direction pushing socket.

Beneficial effect

It according to the present invention, also can be securely even if the mechanism for pushing socket is not arranged in the upper wall portion of shell Keep socket.

Detailed description of the invention

Perspective view when Fig. 1 is the appearance of connector of the invention from face side.

Fig. 2 is the perspective view for indicating to be maintained at the appearance of the socket inside connector of the invention.

Fig. 3 is the exploded perspective view of connector of the invention.

Fig. 4 is the mian part sectional view of connector of the invention.

Fig. 5 is the mian part sectional view of the connector of the other embodiment of the present invention.

Fig. 6 is mian part sectional view when indicating using prior art construction.

Fig. 7 is the figure for indicating the connector of the prior art.

Fig. 8 is the figure for indicating the connector of the prior art same as figure 7.

Specific embodiment

It will be illustrated referring to figs. 1 to connector 1 of the Fig. 4 to the first embodiment of the present invention.In addition, for the ease of saying It is bright, the face that the lower left side of connector 1 is located in Fig. 1 is known as front, the face for being located at upper right side is known as the back side.

Fig. 1 is the perspective view for being observed from the front the appearance of connector 1 of the first embodiment of the present invention.Connector 1 is installed On the printed circuit board inside vehicle-mounted electronic device, for connecting vehicle-mounted electronic device and cable, cable be used for and Input/output signal between vehicle-mounted electronic device, connector 1 correspond to miniUSB (registered trademark).

Connector 1 has the shell 2 that rectangular shape is shaped generally as by insulative synthetic resin.The inside of shell 2 is protected Hold socket 3, will be described in more detail below about this point.

Shell 2 has opening storage space 21, and the storage space 21 that is open is provided with opening in face side.Be open storage space Inserted with plug (not shown) in 21, plug is the suitable connection pair that the cable head end connecting with connector 1 is arranged in As side-connector, it is contained in the state of being inserted into predetermined position.

The back side of shell 2 is equipped with the weighted item 29 formed by punch process metal plate.Weighted item 29 is for making Rearwardly side is mobile for the center of gravity of connector 1.In installs connector 1 on printed circuit board (not shown), due to having Weighted item 29 can prevent the front of connector 1 to be sloped downwardly, therefore, being capable of installs connector 1 well.

Fig. 2 is the perspective view for indicating to be maintained at the appearance of socket 3 of the inside of connector 1.Socket 3 used in connector 1 It is miniUSB respective socket.Socket 3 can be connect with the miniUSB corresponding plug that plug head part is arranged in.In addition, MiniUSB respective socket and miniUSB corresponding plug are merely illustrative, as long as can mutually be suitble to and it is interconnected insert Seat and plug, it will be able to implement the present invention.

Socket 3 has the inner casing 32 formed by insulative synthetic resin in the inside of shield member 31, and shield member 31 is logical Punching press processing electrically conductive sheet metal is crossed to form.Inner casing 32 maintains 5 conductive electrical contact portions, conductive electrical contact portion respectively with insert The corresponding conductive electrical contact portion contact of head side, thereby, it is possible to realize mutual electrical connection.

The back side of socket 3 is formed with engaging portion 32a, and engaging portion 32a is to make a part of inner casing 32 from groove portion 31a Protrusion is formed by, wherein groove portion 31a is by slotting shield member 31 along the plug orientation of connector 1.It is engaged Portion 32a is generally equalized from the size outstanding of shield member 31 and the width dimensions of the locking side 24a of aftermentioned engaging portion 24.By card The bottom surface for determining portion 32a is formed as the face opposed with locking side 24a.

Fig. 3 is the exploded perspective view of connector 1, is the figure from the lower section of back side.In addition, in Fig. 3, to make this hair Bright structure is more illustrated, and above-mentioned weighted item 29 is omitted.

Overleaf side has the embedded space 22 that for socket 3 is embedded in open towards downside to shell 2.Socket 3 along with outer wall The orthogonal direction in face is from downside into upside (in figure, towards direction shown in arrow) insertion embedded space 22, wherein outside wall surface is located at The downside of shell 2.It is connected between embedded space 22 and opening storage space 21 via intercommunicating pore 28.It is received when plug is inserted into opening Receive space 21 when, the miniUSB corresponding plug that plug head part is arranged in is prominent to embedded space 22 via intercommunicating pore 28, by This, miniUSB corresponding plug is connect with socket 3.A pair of of arm for clamping and keeping socket 3 is provided in embedded space 22 Portion 23.

Fig. 4 is the sectional view of the connector 1 along line A-A shown in Fig. 1, and Fig. 4 (b) is that the circle inner part of Fig. 4 (a) is amplified table The figure shown.

The two sides of embedded space 22 are provided with a pair of of arm 23.A pair of of arm 23 is respectively to form the side wall surface of shell 2 The top of inside is cardinal extremity, and u-shaped shape extends parallel to and mutually opposed towards downside and with the insertion direction of socket 3.Arm The respective front end in portion 23 is provided with engaging portion 24, and engaging portion 24 is prominent towards direction close to each other.

Arm 23 is formed to be capable of that therefore 24 court of engaging portion can be made from cardinal extremity to the generation of engaging portion 24 flexible deformation The direction that is located remotely from each other generate elastic displacement.It is provided between the inside of the side wall surface of arm 23 and shell 2 and keeps out of the way space 26, The width for keeping out of the way space 26 is roughly the same with the thickness of arm 23.When flexible deformation occurs for each arm 23, arm 23 is moved back It keeps away to be arranged on the outside of respective and keeps out of the way space 26, therefore, the flexible deformation of arm 23 will not be hindered.

When being embedded in socket 3 into embedded space 22, abut engaging portion 32a with engaging portion 24, because resisting above-mentioned bullet Property and the interval of two engaging portions 24 is expanded, while pass through engaging portion 32a between two engaging portions 24.It is being embedded in When the engaging portion 24 and part that abuts engaging portion 32a, that is, the inside of the bottom surface of engaging portion 24 and engaging portion 32a's is upper The angle of side is each formed with the tapered surface for making socket 3 be easy to be embedded in.

Engaging portion 24 has the plane parallel locking side 24a orthogonal with the insertion direction of socket 3.When being embedded in socket 3, Initial stage in 23 gripper socket 3 of arm, that is, just passed through between the engaging portion 24 being extended in engaging portion 32a Stage, locking side 24a and engaged face 32a are abutted.

It is formed with pressing surface 25 in the corner formed by locking side 24a and arm 23, which is constituted from locking side 24a is to the inclined surface of arm 23.When the engaging portion 24 expanded is by returning elastically original position, under engaging portion 32a From the angle of side reaches the stage of pressing surface 25, the angle of the downside of engaging portion 32a starts to abut with pressing surface 25.In arm 23 Under clamping, that is, with the return of engaging portion 24, the angle of the downside of engaging portion 32a is pushed face 25 and pushes up, by 3 court of socket Direction is embedded in push.

Herein, referring to Fig. 6.Fig. 6 is the figure indicated Ju You with the connector 11 of the mutually isostructural prior art of connector 1, It is the sectional view of part corresponding with the part that Fig. 4 is indicated, to position corresponding with first embodiment, marks respectively and first The identical symbol of symbol used in the explanation of embodiment is indicated.

As shown in fig. 6, the connector 11 of the prior art is not provided with pushing in the corner formed by locking side 24a and arm 23 Face, it is only different from connector of the invention in this regard.The connector 11 of the prior art is because being not provided with pressing surface, therefore, card The bottom surface for determining face 24a and engaging portion 32a is in the state of opposed abutting.Connector 11 of this prior art the case where Under, it is locking in order to enable engaging portion 24 successfully to implement, and gap g is provided between the top surface of socket 3 and continuing surface 27, But due to the presence of gap g, socket 3 is caused to loosen, wherein continuing surface 27 is the inner wall to form embedded space 22 On, opposed with the top surface of socket 3 face.

Return to Fig. 4, connector 1 of the invention in order to enable engaging portion 24 successfully implement it is locking and with the prior art Connector 11 is similarly provided with identical gap g.Therefore, in order to make positioned at the upside of embedded space 22 and opposed with socket 3 Continuing surface 27 and socket 3 top surface abut, pressing surface 25 need at least up to push away socket 3 with gap g it is substantial portion of away from From.Therefore, it is necessary to tilt to the inclined surface to form pressing surface 25 the rising size of 23 side of arm can be made at least more than gap g Size.

It is final as shown in figure 4, the top surface of socket 3 and continuing surface 27 utilize the effect by pressing surface 25 by above structure Generated pushing force and keep abutting state.Socket 3 be pushed upwardly with the comparable distance of gap g, as a result, gap g is located at Between locking side 24a and the bottom surface of engaging portion 32a.

Under the state of fig. 4, the front end of engaging portion 24 abuts the side of socket 3, and socket 3 is flexibly clamped by arm 23 And it is kept, also, as described above, the elastic pushing pressure generated when using 23 gripper socket 3 of arm is inserted to the pushing of insertion direction Seat 3, to keep socket 3 under abutting state, therefore, socket 3 will not loosen.

In addition, the engaging portion 32a of socket 3 can also at right angles be cut and shape by by a part of shield member 31 At.But the angle of the plane of disruption due to cutting abuts locking side 24a and pressing surface 25, it is therefore contemplated that locking side can be cut 24a and pressing surface 25.Therefore, the flatness of the sliding between locking side 24a and pressing surface 25 and engaging portion 32a will be damaged, Also, it is troubling to cut cutting swarf baneful influence caused by electrical connection caused by locking side 24a and pressing surface 25.Cause This preferably makes inner casing 32 be protrudedly formed engaging portion 32a such as the present embodiment.

It is illustrated using connector 1 of the Fig. 5 to the second embodiment of the present invention.Fig. 5 is Fig. 4 with above-described embodiment 1 The sectional view of the identical part in the part of expression marks and first embodiment the position being identical with the first embodiment respectively The identical symbol of symbol used in explanation is indicated.

The difference of the connector 1 of the connector 1 and first embodiment of second embodiment is the structure of pressing surface 25, other Structure is identical as the connector 1 of first embodiment.

In the connector 1 of second embodiment, it will push against face 25 and be formed as concave curved surface from clamping face to locking side 24a. The radius of curvature of concave curved surface is set to 2 times or so of the length of above-mentioned gap g.By as described above by the curvature of concave curved surface Radius is set to the length greater than gap g, as a result, in the state that socket 3 abuts continuing surface 27 and completes insertion, socket 3 Therefore the angle of engaging portion 32a is in the state abutted with the part for the concave curved surface for forming pressing surface 25 can obtain well The pushing force of socket 3 is pushed to insertion direction.

When being embedded in socket 3 into embedded space 22, firstly, forming lower part and the socket 3 of the concave curved surface of pressing surface 25 The angle of engaging portion 32a abuts.From this state, as arm 23 constantly carries out the clamping of socket 3, engaging portion 32a Angle moved along the insertion direction of concave curved socket object 3.As a result, in the state for being finally reached the abutting continuing surface 27 of socket 3 When, socket 3 is urged towards insertion direction and is kept, and therefore, socket 3 will not loosen.

In the first embodiment, pressing surface 25 is formed by inclined surface.As described above, it is also same to form pressing surface 25 by concave curved surface Sample can push socket 3 to insertion direction.In addition, the curved surface for forming pressing surface 25 is not limited to concave curved surface, have appropriate bent The convex surface of rate can also obtain same effect.In addition, the radius of curvature for forming the curved surface of pressing surface 25 is not needed in arm Portion 23 is remained unchanged between engaging portion 24, is also possible to radius of curvature in the changed curved surface in midway.

Industrial Availability

It present invention can be suitably applied to maintain the connector of socket in the inside of shell.

Appended drawing reference

1 connector

2 shells

21 opening storage spaces

22 embedded spaces

23 arms

24 engaging portions

24a locking side

25 pressing surface

26 keep out of the way space

27 continuing surfaces

28 intercommunicating pores

29 weighted items

3 sockets

31 shield members

31a groove portion

32 inner casings

32a engaging portion

The connector of 11 prior arts

The gap g

Claims (3)

1. a kind of connector, the connector has shell, and socket is embedded into the shell, and the feature of the connector exists In,

The shell includes

For suitable object side-connector, that is, plug insertion opening storage space；

Communicatively it is arranged from the opening storage space, is formed as along the direction orthogonal relative to an outside wall surface of the shell The embedded space of the socket can be embedded in；

A pair of of arm, extended parallel to the insertion direction of the socket and it is opposite each other, have elasticity and be configured to press from both sides Hold the socket；

Engaging portion is arranged in the front end of the arm, and has parallel with the insertion plane in direction of the socket is orthogonal to Locking side；And

Continuing surface, the continuing surface are face on the inner wall for be formed the embedded space, opposed with the top surface of the socket,

The socket with the inner casing formed by synthetic resin and have engaging portion, the engaging portion have with it is described locking The opposed face in face simultaneously keeps a part of the inner casing prominent,

Wherein, the pair of arm, the engaging portion and the continuing surface are arranged in the embedded space, in the arm Portion clamps the initial stage of the socket, abuts in the face opposed with the locking side of the locking side and the engaging portion In the state of, there is gap between the continuing surface and the top surface of the socket,

Wherein, the corner formed by the locking side and the arm have inclined pressing surface, the pressing surface with it is described The angle of engaging portion abuts, and the progress clamped with the arm to the socket resilient utilizes the arm gripper socket When the elastic pushing pressure that generates, inclined push pushes the engaging portion towards insertion direction, thus by the socket To insertion direction boost with the substantial portion of distance in the gap, to be embedded with the shape of the socket in the embedded space Under state,

Top surface positioned at the insertion direction side of the socket is abutted with the continuing surface,

The front end of the engaging portion is abutted with the side of the socket,

The engaging portion is abutted with the pressing surface, to keep the socket by the arm.

2. connector as described in claim 1, which is characterized in that

The pressing surface is the inclined surface from the locking side to the arm.

3. connector as described in claim 1, which is characterized in that

The pressing surface is the curved surface from the locking side to the arm.