CN106646776A - Plug connector and casing assembly thereof - Google Patents
Plug connector and casing assembly thereof Download PDFInfo
- Publication number
- CN106646776A CN106646776A CN201611081368.0A CN201611081368A CN106646776A CN 106646776 A CN106646776 A CN 106646776A CN 201611081368 A CN201611081368 A CN 201611081368A CN 106646776 A CN106646776 A CN 106646776A
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- Prior art keywords
- plug
- housing
- insulator
- shell body
- shell
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4256—Details of housings
- G02B6/426—Details of housings mounting, engaging or coupling of the package to a board, a frame or a panel
- G02B6/4261—Packages with mounting structures to be pluggable or detachable, e.g. having latches or rails
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The invention provides a plug connector and a casing assembly thereof. The plug connector comprises a casing assembly, the casing assembly comprises an outer casing and a casing part which is inserted into the outer casing in the back and forth direction, the interior of the outer casing is provided with an anti-drop stopping structure which is used for stopping the casing part in the back and forth direction in order to prevent the casing part from dropping from the outer casing, the interior of the casing part is provided with a plug contact, and the casing part and the outer casing achieve positioning and plug-in mounting through a casing key-groove mating structure extending in front-back direction. With respect to the plug connector, the casing part and the outer casing achieve positioning and plug-in mounting through the key-groove mating structure, during the plug-in mounting process, the mating area of the mounting surface is reduced, the precision demand on the mounting surface is reduced, and the relative sliding friction force generated in the plug-in mounting process is also reduced.
Description
Technical field
The present invention relates to a kind of plug connector and its housing unit.
Background technology
Circuit printing plate is electronic devices and components important in communication equipment cabinet, is divided into placed longitudinally backboard and horizontal positioned
Daughter board.In equipment operation, communication data needs to be transmitted between backboard and daughter board.Traditional mode, majority adopts light wire jumper
Mode realize the intermediate transit of backboard and daughter board, but a large amount of light wire jumpers take up room, wiring is mixed and disorderly, and later maintenance is very not
Just.
For such problem, the joints of optical fibre arise at the historic moment between plate.Such as Application No. CN201610303576.4, application
Day discloses a kind of mother daughter board connector component and its daughter board plug for the Chinese invention patent of 2016.5.10.By light between plate
Fiber connector can realize that optical fiber connects without wire jumper between printed board and printed board, can directly plug connection, not only with printed board
High-speed secure data transfer is realized, and is solved and is realized the switching between backboard and daughter board and produce using light wire jumper
Problems.
The daughter board plug of this connector assembly includes housing unit, and housing unit includes assembling in shell body, shell body
There is the locking shell floated in front and back, have in locking shell and before and after guiding movement is arranged, integrally-built male component is installed
It is internal that housing i.e. insulator, wherein Plug contact are arranged on insulation.The plug outer housing of the daughter board plug, insulator with
And coordinate plug-in by inside and outside side face between locking shell, the installing hole inner peripheral surface of shell body and locking shell
Gap between the installing hole inner peripheral surface and the outer peripheral face of insulator in gap and locking shell between outer peripheral face is all smaller,
In this case once the inside and outside side face that coordinates of inserting flatness is poor, flatness is bad, then it is relative during inserting
Force of sliding friction will be larger, install it is very difficult, meanwhile, because relative force of sliding friction is larger during grafting,
Also can affect Relative Floating between shell body, locking shell and insulator, be unfavorable for realizing daughter board plug insulator with
Relative Floating between shell body and locking shell and shell body.
The content of the invention
It is an object of the invention to provide a kind of shell body, locking shell and insulator housing unit easy for installation；
The present invention also aims to provide a kind of plug connector using the housing unit.
The plug connector of the present invention includes housing unit, and the housing unit includes shell body and inserts along the longitudinal direction
The housing parts being mounted in shell body, are provided with the shell body and are kept away for carrying out block to housing parts in the longitudinal direction
Exempt from the anticreep Stop structure that housing parts deviate from shell body, Plug contact, the housing section are installed in the housing parts
Housing keyway fit structure between part and shell body by extending in front and back realizes positioning and plug-in mounting.Realized by keyway fit structure
Positioning and plug-in mounting between housing parts and shell body, compared on the whole outer peripheral face and shell body of traditional employing housing parts
The cooperation of whole inner hole surface of housing parts installing hole realize positioning and plug-in mounting, reduce the area for installing matching part, housing
It is easy to the relative slip of genetis method between part and shell body；Further, since except keyway coordinate position in addition to, housing parts and
Positioning is not played a part of at other positions of shell body, and adding, the requirement on machining accuracy at other positions of man-hour is relatively low, reduces and adds
Work cost.
The housing parts are plug insulator.
The housing parts include plug insulator and locking shell, and locking shell coordinates knot by the housing keyway
Structure and shell body positioning and plug-in mounting, the locking shell has the installing hole for installing insulator, and the plug insulator passes through
The insulator keyway fit structure positioning and plug-in mounting for extending in front and back is in locking shell.
The housing parts include plug insulator and locking shell, and locking shell coordinates knot by the housing keyway
Structure and shell body positioning and plug-in mounting, the locking shell has the jack for plug insulator insertion, and the hole wall of jack is provided with to be kept away
Allow fluting, the plug insulator by it is extending in front and back, corresponding to the insulator keyway fit structure avoided at fluting with it is outer
Housing positioning assembling.Locking shell and insulator pass through keyway fit structure positioning and plug-in mounting all between shell body, compared to exhausted
By keyway positioning and plug-in mounting between edge body and locking shell, then by keyway positioning and plug-in mounting between locking shell and shell body
Assembling mode, reduces the size of thickness direction.
The shell body and locking shell are that thickness is vertically extending, the rectangle frame that width extends in left-right direction
Structure, the leading portion of locking shell stretches out and for coordinating with socket connector grafting from the front end of shell body, described to avoid fluting
There are two and be opened on the upper and lower side of back segment of the locking shell in shell body.
First convex key of the housing keyway fit structure be arranged on locking shell positioned at avoid fluting both sides it is upper and lower
On side, the first chute of the housing keyway fit structure is arranged on shell body.
Plug insulator is provided with resilient push, and the resilient push includes the body of rod for overhanging from back to front, in shell body
Housing Stop structure is provided with, the body of rod is provided with and coordinates and prevent shell body relative to insulator with the housing Stop structure block
The body of rod Stop structure of forward movement, is additionally provided with Plug contact and socket on the body of rod on front side of body of rod Stop structure
After contact is plugged together in place, resilient push is set elastic deformation to occur and match somebody with somebody with shell body releasing block by Socket casing pushing tow
The load portion of conjunction relation.When using, the shell body of plug casing is arranged on daughter board, the hand-held daughter board of operating personnel inserts daughter board
With backboard socket to inserting, at the beginning of grafting process, the body of rod Stop structure on the body of rod coordinates head with shell body block, shell body band
Insulator and contact unit moved forward together, until on the body of rod load portion by Socket casing pushing tow, with shell body
Continue to move forward, it is also increasing by the deflection of the resilient push of Socket casing pushing tow, until body of rod Stop structure gets out of the way housing
Stop structure, such shell body can be continued to move along in the case of without stopping, until be installed in place in plate, by shell
Floating of the body phase to insulator, it is ensured that daughter board plug and daughter board can be plugged together in place.
It is additionally provided with the shell body and releases block matching relationship and insulate relative to plug in resilient push and shell body
After body floats forward, for the receiving space that resilient push elasticity is recovered.Resilient push bullet is supplied by arranging on shell body
Property recover receiving space so that when shell body opposing insulation body floats, resilient push elasticity returns to nature, will not
Stress deformation, it is ensured that the rebound performance of resilient push, improves the reliability of resilient push.
Second convex key of insulator keyway fit structure is arranged on insulator, the second cunning of insulator keyway fit structure
Groove is arranged on shell body, on the convex key of rear end integrally connected second of the resilient push.
The housing unit of the present invention includes shell body and the housing parts being inserted into along the longitudinal direction in shell body, described
The anticreep for avoiding housing parts to deviate from shell body for carrying out block to housing parts in the longitudinal direction is provided with shell body
Stop structure, is provided with the contact mounting structure for installing Plug contact in the housing parts, the housing parts with
Housing keyway fit structure between shell body by extending in front and back realizes positioning and plug-in mounting.Housing is realized by keyway fit structure
Positioning and plug-in mounting between part and shell body, compared to the shell on the whole outer peripheral face and shell body of traditional employing housing parts
Positioning and plug-in mounting is realized in the cooperation of the whole inner hole surface of body component installing hole, reduces the area for installing matching part, housing parts
It is easy to the relative slip of genetis method and shell body between；Further, since in addition to the position that keyway coordinates, housing parts and shell
Positioning is not played a part of at other positions of body, and adding, the requirement on machining accuracy at other positions of man-hour is relatively low, reduces and is processed into
This.
The housing parts are plug insulator.
The housing parts include plug insulator and locking shell, and locking shell coordinates knot by the housing keyway
Structure and shell body positioning and plug-in mounting, the locking shell has the installing hole for installing insulator, and the plug insulator passes through
The insulator keyway fit structure positioning and plug-in mounting for extending in front and back is in locking shell.
The housing parts include plug insulator and locking shell, and locking shell coordinates knot by the housing keyway
Structure and shell body positioning and plug-in mounting, the locking shell has the jack for plug insulator insertion, and the hole wall of jack is provided with to be kept away
Allow fluting, the plug insulator by it is extending in front and back, corresponding to the insulator keyway fit structure avoided at fluting with it is outer
Housing positioning assembling.Locking shell and insulator pass through keyway fit structure positioning and plug-in mounting all between shell body, compared to exhausted
By keyway positioning and plug-in mounting between edge body and locking shell, then by keyway positioning and plug-in mounting between locking shell and shell body
Assembling mode, reduces the size of thickness direction.
The shell body and locking shell are that thickness is vertically extending, the rectangle frame that width extends in left-right direction
Structure, the leading portion of locking shell stretches out and for coordinating with socket connector grafting from the front end of shell body, described to avoid fluting
There are two and be opened on the upper and lower side of back segment of the locking shell in shell body.
First convex key of the housing keyway fit structure be arranged on locking shell positioned at avoid fluting both sides it is upper and lower
On side, the first chute of the housing keyway fit structure is arranged on shell body.
Plug insulator is provided with resilient push, and the resilient push includes the body of rod for overhanging from back to front, in shell body
Housing Stop structure is provided with, the body of rod is provided with and coordinates and prevent shell body relative to insulator with the housing Stop structure block
The body of rod Stop structure of forward movement, is additionally provided with Plug contact and socket on the body of rod on front side of body of rod Stop structure
After contact is plugged together in place, resilient push is set elastic deformation to occur and match somebody with somebody with shell body releasing block by Socket casing pushing tow
The load portion of conjunction relation.When using, the shell body of plug casing is arranged on daughter board, the hand-held daughter board of operating personnel inserts daughter board
With backboard socket to inserting, at the beginning of grafting process, the body of rod Stop structure on the body of rod coordinates head with shell body block, shell body band
Insulator and contact unit moved forward together, until on the body of rod load portion by Socket casing pushing tow, with shell body
Continue to move forward, it is also increasing by the deflection of the resilient push of Socket casing pushing tow, until body of rod Stop structure gets out of the way housing
Stop structure, such shell body can be continued to move along in the case of without stopping, until be installed in place in plate, by shell
Floating of the body phase to insulator, it is ensured that daughter board plug and daughter board can be plugged together in place.
It is additionally provided with the shell body and releases block matching relationship and insulate relative to plug in resilient push and shell body
After body floats forward, for the receiving space that resilient push elasticity is recovered.Resilient push bullet is supplied by arranging on shell body
Property recover receiving space so that when shell body opposing insulation body floats, resilient push elasticity returns to nature, will not
Stress deformation, it is ensured that the rebound performance of resilient push, improves the reliability of resilient push.
Second convex key of insulator keyway fit structure is arranged on insulator, the second cunning of insulator keyway fit structure
Groove is arranged on shell body, on the convex key of rear end integrally connected second of the resilient push.
Description of the drawings
Fig. 1 is the schematic diagram before the daughter board plug and backboard socket of the present invention is plugged together；
Fig. 2 is the schematic perspective view of the embodiment one of the daughter board plug of the present invention；
Fig. 3 is the schematic perspective view at another visual angle of embodiment one of the daughter board plug of the present invention；
Fig. 4 is the structural representation of the insulator in the embodiment one of the daughter board plug of the present invention；
Fig. 5 is the structural representation of the backboard socket being adapted with the daughter board plug body embodiment one of the present invention；
Fig. 6 be the daughter board plug and backboard socket of the present invention under plugging state, show the cooperation of resilient push and backboard socket
The structural representation of relation；
When Fig. 7 is plugged together in place for daughter board and backboard, the structural representation of the state of the resilient push of daughter board plug is shown（Backboard connects
Connect in device figure and do not show）；
Fig. 8 is the three-dimensional exploded view of the daughter board plug of the present invention.
Specific embodiment
Embodiments of the present invention are described further below in conjunction with the accompanying drawings.
The specific embodiment of the plug connector of the present invention, as shown in figure 1, the plug connector of the present invention is inserted for daughter board
Head, is described by taking daughter board plug as an example to the plug connector of the present invention, certainly, in other embodiments, plug connection
Device may not be daughter board plug, can be other plug connectors.
Daughter board plug is arranged on when in use on daughter board 20, for matching somebody with somebody with the grafting of backboard socket 1 on backboard 10
The optical signal transmission between backboard and daughter board is realized in conjunction.Certainly, in other embodiments, daughter board plug can also be inserted for conductive
Head, for realizing the relaying transport of electric signal.
For sake of clarity, heretofore described fore-and-aft direction refers to the grafting direction of plug, says exactly, forward
Direction is direction of the daughter board plug towards socket.
The daughter board plug 2 of the present invention includes plug casing component and the contact 28 in plug casing component.
Wherein, plug casing component includes shell body 29, the locking shell 27 in shell body 29 and insulator 21.Locking shell
Body 27 is slidably mounted in the longitudinal direction in shell body, and shell body 29 is arranged on daughter board, and is internally provided with providing
To locking shell elastic force forward so that the floating spring that can float backward in stress of locking shell, so that locking
Housing can opposite shell body fore-and-aft direction float.Insulator 21 is slidably mounted on along the longitudinal direction in shell body, absolutely
Edge body 21 is provided with resilient push, and resilient push includes the body of rod 23 overhang forward from insulator, and the body of rod 23 is provided with the body of rod
Stop structure, shell body is provided with housing Stop structure, the body of rod Stop structure on the body of rod 23 by with shell body on housing
The block of Stop structure coordinates, and prevents shell body from moving forward relative to insulator.On the body of rod 23 before body of rod Stop structure
Side is additionally provided with load portion.After Plug contact and socket contact are plugged together in place, hand-held plug casing continues grafting forward,
Socket casing understands pushing tow load portion and makes resilient push that elastic deformation occur and block matching relationship is released with shell body, so outer
Housing just can occur Relative Floating with insulator 21 in fore-and-aft direction i.e. grafting direction, so as to realize in Plug contact
With socket contact plug together in place and daughter board and backboard do not plug together in place when, to daughter board and backboard continue plug together.
And in order to avoid Socket casing by resilient push backward pushing tow and after there is elastic deformation, resilient push is by shell
Body keeps off and is always maintained at force and deformation state, is additionally provided with shell body after floating forward relative to plug insulator, ammunition feed
Property push rod elasticity recover receiving space, cause resilient push elasticity to return to nature by the receiving space, it is ensured that
The elastic deformability of resilient push.
Specifically, as in Figure 2-4, plug insulator 21 is that thickness is vertically extending, width prolongs in left-right direction
The flat block structure stretched, the inside of insulator 21 is provided with multiple contact cavities 22.Resilient push has four, and two one group,
One of which is located on the upper side of insulator 21, and another group is located on the downside of insulator 21.Certainly, in other embodiment party
In formula, resilient push can only have one group and be located on the wherein one side of the upper and lower side of insulator 21, or resilient push
Can only have one, or resilient push has two, and be respectively provided on the two sides up and down of insulator, two resilient push back ofs the body
To setting.Resilient push can in the lateral direction occur elastic deformation, and same group of two resilient push are disposed opposite to each other.Bullet
The body of rod 23 of property push rod is integrally formed with insulator 21, and the body of rod 23 overhangs forward from insulator 21, and the front end of the body of rod 23 is provided with hook
Portion 24, the trailing flank of hook portion 24 constitutes body of rod Stop structure, and the leading flank of hook portion 24 constitutes load portion.Correspondingly, on shell body
In the inner inwardly projecting on side has boss 230, and boss 230 is L-shaped, and its horizontal edge or so extends, and extends before and after vertical edge.Boss
The leading flank of 230 horizontal edge constitutes housing Stop structure and coordinates with the trailing flank block of hook portion 24, is hooked on by hook portion 24
The horizontal edge front side of boss 230, it is to avoid shell body is moved forward relative to insulator.
The inner space that the horizontal edge and vertical edge of boss 230 is surrounded forms described receiving space.The leading flank quilt of hook portion 24
Socket casing backward pushing tow and make that the body of rod is upper in the lateral direction to occur elastic deformation and with the horizontal edge of boss 230 in the longitudinal direction
Stagger, resilient push contacts block with shell body, then shell body is moved forward relative to insulator, the hook portion 24 of resilient push
In horizontal edge back across boss 230 and the space that surrounded into boss horizontal edge and vertical edge, elasticity returns to nature.And
For the ease of in Socket casing pushing tow hook portion 24, there is in the lateral direction elastic deformation in resilient push, and resilient push is held
Power portion, that is, the leading flank of hook portion 24 is the inclined-plane in the longitudinal direction with certain angle of inclination.Further, in order to just
During plug casing assembling components, when insulator is installed in shell body, the front end hook portion of the elastic body of rod can be suitable
Sharp crosses the horizontal edge of boss 230 and is hooked on the horizontal edge front side of boss 230, and the horizontal edge trailing flank of boss 230 is also inclined-plane, and
It is parallel with the leading flank of hook portion 24.
The rear end of locking shell 27 is respectively equipped with the avoidance fluting 270 for extending in front and back on upper and lower side, insulator 21
The second convex key 211 for extending in front and back, second on each side are being equipped with the corresponding position of fluting on the upper and lower side in rear end
Convex key 211 has two and is set up in parallel in the direction of the width, the installing hole for installing insulator and locking shell of shell body 2
Medial surface be provided with and be upward through fluting and be oriented to be slidably matched the in the longitudinal direction with shell body for the second convex key 211
Two chutes 201, the groove depth of the second chute 201 is less than the height of the second convex key 211.In the present embodiment, after above-mentioned resilient push
End is integrally attached to the front end of the second convex key and in avoidance fluting 270.Insulator and shell body by by the second chute and
The insulator keyway fit structure that second convex key is constituted realizes positioning and plug-in mounting, loads from back to front in shell body 2 in insulator 21
When, insulator can be positioned in above-below direction and left and right directions, can make the medial surface of installing hole and insulator it is upper,
Downside does not contact, so only by keyway coordinate insert, reduce the area of mating surface, by insulator to shell body
It is less with respect to force of sliding friction during interior installation.Meanwhile, plug together in place in contact, Socket casing pushing tow resilient push and will insert
Head insulator relative to shell body backward pushing tow when, shell body is less by the keyway relative force of sliding friction of cooperation with insulator,
It is easy to Relative Floating between insulator and shell body.
The rear end of locking shell 27 be respectively equipped with positioned at the upper and lower side for avoiding the fluting left and right sides extend in front and back the
One convex key 271, the convex key 271 of first on upper side has two, and positioned at the both sides of avoidance fluting 270, first on downside
Convex key 271 also has two, also is located at avoiding the both sides of fluting 270.Correspondingly, shell body for install insulator and locking shell
The medial surface of the installing hole of body is provided with and is oriented to the first chute 207 being slidably matched in the longitudinal direction with the first convex key 271, the
Height of the groove depth of one chute 207 less than the first convex key 271.Locking shell is with shell body by by the first chute and the first convex key
The locking shell keyway fit structure of composition realizes positioning and plug-in mounting, when locking shell is inserted in shell body 2, can be to locking
Housing is positioned in above-below direction and left and right directions, can make the installing hole of shell body medial surface and locking shell it is upper,
Under, left and right side do not contact, preferably of course, also make exhausted in the upper and lower, left and right side of insulator 21 and locking shell
The medial surface of edge body installing hole is not contacted, and is so coordinated only by keyway, reduces the cooperation area of mounting surface, will locked
It is less with respect to force of sliding friction when tight housing is installed into shell body.Meanwhile, also allow for during plugs and sockets is to inserting, lock
Tight housing floats before and after occurring relative to shell body and insulator.
Fig. 5 mainly shows the structure of backboard socket, and backboard socket 1 includes being installed in Socket casing 11, Socket casing 11
Have in socket insulator, socket insulator and socket contact 18 is provided with by contact cavity.The direction of Socket casing 11
One end medial surface of plug casing is provided with the groove being open towards plug.As shown in fig. 6, in backboard socket and daughter board plug phase
When mutually to inserting, groove 12 groove is along the front side inclined-plane of the hook portion 24 for withstanding on resilient push and makes resilient push that bullet occur to side
Property deformation.
As shown in fig. 7, backboard socket by the elastic body of rod backward pushing tow and make shell body opposing plug insulator to reach
When dynamic, hook portion 24 moves to the horizontal edge rear side of L-type boss 230, and now shell body is in relative free state with plug insulator,
Shell body can in the longitudinal direction occur to float to promote daughter board and backboard to plug together in place relative to plug insulator, certainly,
Be additionally provided with shell body carries out the Stop structure of block to plug insulator and locking shell in a rearward direction, this part gear
Only do not show in structure chart.
In other embodiments, chute can be set on insulator, correspondingly, is set on the installing hole medial surface of shell body
Put the convex key coordinated with the chute on insulator；Or chute, correspondingly, the installation of shell body can also be set in locking shell
The convex key coordinated with the chute in locking shell is set on the medial surface of hole；Or, do not set in the rear end upper and lower side of locking shell
Put and coordinated using keyway between the medial surface for the installing hole for installing insulator of fluting, insulator and locking shell, locking
Coordinated using keyway between the medial surface of the installing hole for installation locking housing of housing and shell body, but, so meeting exists
The thickness of plug connector is increased to a certain extent.
In other embodiments, avoiding fluting can be located on the left and right side of locking shell, correspondingly, locking shell
Keyway fit structure between shell body and the keyway fit structure between insulator and shell body are each provided at locking shell
Left and right side position at；Or, it is also possible to the keyway between the locking shell and shell body in above-described embodiment is coordinated into knot
Structure is arranged on left and right side position.
In other embodiments, for example not in the plug connector of daughter board plug, housing unit is simultaneously not comprising locking
Housing, is now arranged in shell body between insulator, can be in the installing hole medial surface for installing insulator of shell body
And keyway fit structure is respectively provided with the lateral surface coordinated with installing hole of insulator, coordinated using similar above-mentioned keyway
The location and installation between insulator and shell body is realized, especially when the accuracy of manufacture of plug connector requires higher, is passed through
Keyway fit structure realizes that the location and installation between insulator and shell body can substantially reduce insulation outside and shell body
Insulating mounting hole inner hole surface machining accuracy.
In other embodiments, the boss that the medial surface of shell body is arranged can only include the horizontal edge that left and right extends, horizontal edge
The trailing flank block of leading flank and hook portion coordinate, the rear space of horizontal edge constitutes the receiving space；Or boss can be
Triangle, leading flank is the flat face that left and right directions extends, and is coordinated with the trailing flank block of hook portion, and trailing flank is and hook portion
The parallel inclined-plane of leading flank.In other embodiments, resilient push is arranged and is connected by screw with insulator housings split, or
Person bonds, or carries out clamping by draw-in groove buckle.In other embodiments, load portion and body of rod Stop structure can be independent
Two parts, you can so that resilient push is set to vertical edge and " F " the type structure of two hook portions being located on vertical edge,
The vertical tail end of " F " type body of rod and insulator integrally connected, front side hook portion is by the load portion of Socket casing pushing tow, rear side hook portion
For coordinating with shell body block, after Socket casing pushing tow resilient push makes it release block matching relationship with shell body,
The front side hook portion of " F " type resilient push can move to the rear side of housing Stop structure, or rear side hook portion moves to housing gear
The only rear side of structure, and front side hook portion is still positioned at the rear side of housing Stop structure.In other embodiments, resilient push
Elastic deformation and elasticity are recovered can also be in the vertical direction.
The plug connector of the present invention is coordinated by keyway realizes insulator with shell body and locking shell and shell body
Between location and installation, reduce installation mating surface, reduce force of sliding friction during inserting；Meanwhile, also allow for insulator with
Relative Floating between shell body and between locking shell and shell body, using effect is preferable.
The embodiment of the housing unit of the present invention：Housing group in its concrete structure and the embodiment of above-mentioned plug connector
The concrete structure of part is identical, and here is omitted.
Claims (18)
1. a kind of plug connector, is characterized in that, including housing unit, and the housing unit includes shell body and along front and back
To the housing parts being inserted into shell body, it is provided with the shell body for housing parts carrying out block in the longitudinal direction
And avoid housing parts from deviating from the anticreep Stop structure of shell body, Plug contact, the shell are installed in the housing parts
Housing keyway fit structure between body component and shell body by extending in front and back realizes positioning and plug-in mounting.
2. plug connector according to claim 1, is characterized in that, the housing parts are plug insulator.
3. plug connector according to claim 1, is characterized in that, the housing parts include plug insulator and lock
Tight housing, by the housing keyway fit structure and shell body positioning and plug-in mounting, the locking shell has to be used for locking shell
The installing hole of insulator is installed, the plug insulator is being locked by the insulator keyway fit structure positioning and plug-in mounting for extending in front and back
In tight housing.
4. plug connector according to claim 1, is characterized in that, the housing parts include plug insulator and lock
Tight housing, locking shell has for inserting by the housing keyway fit structure and shell body positioning and plug-in mounting, the locking shell
The jack of head insulator insertion, the hole wall of jack is provided with avoidance fluting, and the plug insulator is by extend in front and back, correspondence
Assemble with shell body positioning in the insulator keyway fit structure at fluting is avoided.
5. plug connector according to claim 4, is characterized in that, the shell body and locking shell are thickness along upper
Lower direction extends, the rectangle mount structure that width extends in left-right direction, and the leading portion of locking shell stretches out simultaneously from the front end of shell body
For coordinating with socket connector grafting, the fluting that avoids has two and is opened in back segment of the locking shell in shell body
Upper and lower side on.
6. plug connector according to claim 5, is characterized in that, the first convex key of the housing keyway fit structure sets
Put in locking shell positioned at avoiding on the upper and lower side for slotting both sides, the first chute of the housing keyway fit structure sets
Put on shell body.
7. the plug connector according to claim 4 or 5 or 6, is characterized in that, plug insulator is provided with resilient push,
The resilient push includes the body of rod that overhangs from back to front, is provided with housing Stop structure in shell body, the body of rod be provided with it is described
Housing Stop structure block coordinates and prevents the body of rod Stop structure that moves forward relative to insulator of shell body, on the body of rod
It is additionally provided with front side of body of rod Stop structure after Plug contact and socket contact are plugged together in place, by Socket casing pushing tow
And make resilient push that elastic deformation to occur and the load portion of block matching relationship is released with shell body.
8. plug connector according to claim 7, is characterized in that, be additionally provided with the shell body resilient push with it is outer
Housing release block matching relationship and after floating forward relative to plug insulator, for the receiving that resilient push elasticity is recovered
Space.
9. plug connector according to claim 8, is characterized in that, the second convex key of insulator keyway fit structure is arranged
On insulator, the second chute of insulator keyway fit structure is arranged on shell body, the rear end one of the resilient push
Connect on the second convex key.
10. a kind of housing unit, is characterized in that, including shell body and the housing section that is inserted into along the longitudinal direction in shell body
Part, is provided with the shell body and avoid housing parts abjection shell body for carrying out block to housing parts in the longitudinal direction
Anticreep Stop structure, the contact mounting structure for installing Plug contact, the housing are provided with the housing parts
Housing keyway fit structure between part and shell body by extending in front and back realizes positioning and plug-in mounting.
11. housing units according to claim 10, is characterized in that, the housing parts are plug insulator.
12. housing units according to claim 10, is characterized in that, the housing parts include plug insulator and lock
Tight housing, by the housing keyway fit structure and shell body positioning and plug-in mounting, the locking shell has to be used for locking shell
The installing hole of insulator is installed, the plug insulator is being locked by the insulator keyway fit structure positioning and plug-in mounting for extending in front and back
In tight housing.
13. housing units according to claim 10, is characterized in that, the housing parts include plug insulator and lock
Tight housing, locking shell has for inserting by the housing keyway fit structure and shell body positioning and plug-in mounting, the locking shell
The jack of head insulator insertion, the hole wall of jack is provided with avoidance fluting, and the plug insulator is by extend in front and back, correspondence
Assemble with shell body positioning in the insulator keyway fit structure at fluting is avoided.
14. housing units according to claim 13, is characterized in that, the shell body and locking shell are thickness along upper
Lower direction extends, the rectangle mount structure that width extends in left-right direction, and the leading portion of locking shell stretches out simultaneously from the front end of shell body
For coordinating with socket connector grafting, the fluting that avoids has two and is opened in back segment of the locking shell in shell body
Upper and lower side on.
15. housing units according to claim 14, is characterized in that, the first convex key of the housing keyway fit structure sets
Put in locking shell positioned at avoiding on the upper and lower side for slotting both sides, the first chute of the housing keyway fit structure sets
Put on shell body.
16. housing units according to claim 13 or 14 or 15, is characterized in that, plug insulator is provided with elasticity and pushes away
Bar, the resilient push includes the body of rod for overhanging from back to front, and housing Stop structure is provided with shell body, and the body of rod is provided with and institute
State the body of rod Stop structure that housing Stop structure block coordinates and prevention shell body is moved forward relative to insulator, the body of rod
On be additionally provided with front side of body of rod Stop structure after Plug contact and socket contact are plugged together in place, by Socket casing top
Push away and make resilient push that elastic deformation to occur and the load portion of block matching relationship is released with shell body.
17. housing units according to claim 16, is characterized in that, be additionally provided with the shell body resilient push with it is outer
Housing release block matching relationship and after floating forward relative to plug insulator, for the receiving that resilient push elasticity is recovered
Space.
18. housing units according to claim 17, is characterized in that, the second convex key of insulator keyway fit structure is arranged
On insulator, the second chute of insulator keyway fit structure is arranged on shell body, the rear end one of the resilient push
Connect on the second convex key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611081368.0A CN106646776B (en) | 2016-11-30 | 2016-11-30 | A kind of pin connector and its housing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611081368.0A CN106646776B (en) | 2016-11-30 | 2016-11-30 | A kind of pin connector and its housing unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106646776A true CN106646776A (en) | 2017-05-10 |
| CN106646776B CN106646776B (en) | 2018-11-13 |
Family
ID=58814613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611081368.0A Active CN106646776B (en) | 2016-11-30 | 2016-11-30 | A kind of pin connector and its housing unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106646776B (en) |
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| WO2019042392A1 (en) * | 2017-08-31 | 2019-03-07 | 中航光电科技股份有限公司 | Connector assembly and plug connector and core unit thereof |
| CN110596820A (en) * | 2018-06-30 | 2019-12-20 | 中航光电科技股份有限公司 | Socket shell assembly and socket using same |
| CN110797692A (en) * | 2019-09-27 | 2020-02-14 | 中航光电科技股份有限公司 | Plug for inter-board connector |
| CN110797693A (en) * | 2019-09-27 | 2020-02-14 | 中航光电科技股份有限公司 | Inter-board connector with spring floating function |
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| Publication number | Publication date |
|---|---|
| CN106646776B (en) | 2018-11-13 |
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