CN105958254B - Electric connector housing component and the electric connector using the housing unit - Google Patents

Electric connector housing component and the electric connector using the housing unit Download PDF

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Publication number
CN105958254B
CN105958254B CN201610467162.5A CN201610467162A CN105958254B CN 105958254 B CN105958254 B CN 105958254B CN 201610467162 A CN201610467162 A CN 201610467162A CN 105958254 B CN105958254 B CN 105958254B
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CN
China
Prior art keywords
electric connector
mounting groove
connector housing
elastic component
coupling nut
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Active
Application number
CN201610467162.5A
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Chinese (zh)
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CN105958254A (en
Inventor
胡国闯
李瑶
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China Aviation Optical Electrical Technology Co Ltd
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China Aviation Optical Electrical Technology Co Ltd
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Priority to CN201610467162.5A priority Critical patent/CN105958254B/en
Publication of CN105958254A publication Critical patent/CN105958254A/en
Application granted granted Critical
Publication of CN105958254B publication Critical patent/CN105958254B/en
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Classifications

    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46Bases; Cases
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/46Bases; Cases
    • H01R13/502Bases; Cases composed of different pieces
    • H01R13/512Bases; Cases composed of different pieces assembled by screw or screws
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/62Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/639Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap

Abstract

The present invention relates to electric connector field, more particularly to a kind of electric connector housing component and the electric connector using the housing unit.During assembling, first elastic component is snapped into the second mounting groove on the inner peripheral surface of coupling nut, then the related elastic component of coupling nut is sleeved on electric connector housing, and elastic component is made to snap into the first mounting groove, at this time, the interior edge of elastic component is in the first mounting groove, outer is in the second mounting groove, and the front end face of elastic component and the front side wall block of the first mounting groove and the second mounting groove coordinate, the rear wall block of rear end face and the first mounting groove and the second mounting groove coordinates, so, elastic component both provided coupling nut and electric connector housing the elastic force in axial direction, coupling nut and electric connector housing can be connected again, prevent coupling nut from deviating from from electric connector housing, eliminate the parts such as clamp spring in the prior art and baffle ring, make electric connector structure simple, it is easy to assembly.

Description

Electric connector housing component and the electric connector using the housing unit
Technical field
The present invention relates to electric connector field, more particularly to a kind of electric connector housing component and using the housing unit Electric connector.
Background technology
With the development of electrical apparatus technology, electric connector is widely used in the systems such as communication base station, Aeronautics and Astronautics.Together When, the requirement to electric connector is also higher and higher, for example in some communication base stations, has to the volume of electric connector higher It is required that.Existing electric connector generally comprises the coupling nut of electric connector housing and rolling assembling on electric connector housing, Such as application publication number is 102544893 A of CN, data of publication of application is a kind of disclosed in the Chinese patent of 2012.07.04 inserts Casing component and the plug using the housing unit, plug, that is, electric connector, plug casing component is including plug casing and together Axis rotation is set in the coupling nut on plug casing, and elastic component is sleeved on plug casing and in plug casing and connection spiral shell Between cap, elastic component is ripple spring in the plug, and still, the front end of coupling nut will set interior gear edge, so as to plug The outer block cooperation that turns edge of housing forward end, will also set clamp spring in the rear end inner cavity of coupling nut, and baffle ring is located at clamp spring Between the stopping surface of plug casing rear end, be achieved in that can just make coupling nut by plug casing front end it is outer turn edge and The baffle ring of plug casing rear end realizes the /V in axial direction, meanwhile, ripple spring is located at turning up for baffle ring and electric connector Between to provide elastic force, increase the frictional force between coupling nut and electric connector housing, in this way, causing electric connector knot Structure is complicated and assembles the problem of cumbersome.
The content of the invention
It is an object of the invention to provide a kind of electric connector housing components simple in structure, easy to assembly;Meanwhile this hair It is bright that a kind of electric connector using the housing unit is also provided.
To achieve the above object, the technical solution of electric connector housing component of the present invention is:Electric connector housing component, bag Include coupling nut, the suit of electric connector housing, rolling assembling that axis extends along the longitudinal direction in electric connector housing front end On electric connector housing and in the elastic component of the annular between electric connector housing and coupling nut, the elastic component can Elastic force on along the longitudinal direction, the outer circumferential surface of the electric connector housing are provided the coupling nut and electric connector housing Equipped with for installing the first mounting groove of the elastic component, the inner peripheral surface of the coupling nut is equipped with to install the bullet Property part the second mounting groove, the elastic component have interior edge and outer, the interior edge of the elastic component is located at first mounting groove In, outer is located in second mounting groove;And before the front end face of the elastic component and the first mounting groove and the second mounting groove Side wall block coordinates, and the rear end face of the elastic component and the rear wall block of the first mounting groove and the second mounting groove coordinate.
The leading portion and back segment that include front and rear setting of second mounting groove of the coupling nut, back segment is along the coupling nut Radial contraction forms the closing-in structure for coordinating to apply it radial load with the outer of the elastic component.
The closing-in structure is the pyramidal structure for being located at the slot bottom of second mounting groove in rear fragment position.
The height of the first mounting groove front side wall is less than the height of rear wall.
The elastic component is ripple spring.
The technical solution of electric connector of the present invention is:Electric connector, including electric connector housing component, the electrical connection Device housing unit include extend along the longitudinal direction electric connector housing, rolling assembling electric connector housing front end connection spiral shell Cap is sleeved on electric connector housing and in the elastic component of the annular between electric connector housing and coupling nut, the bullet Property part elastic force on along the longitudinal direction, the electric connector housing can be provided the coupling nut and electric connector housing Outer circumferential surface be equipped with that the first mounting groove of the elastic component is installed, the inner peripheral surface of the coupling nut is equipped with to pacify Fill the second mounting groove of the elastic component, the elastic component has interior edge and an outer, and the interior edge of the elastic component is located at described the In one mounting groove, outer is located in second mounting groove;And the front end face of the elastic component and the first mounting groove and second are pacified The front side wall block cooperation of tankage, the rear end face of the elastic component and the rear wall block of the first mounting groove and the second mounting groove are matched somebody with somebody It closes.
The leading portion and back segment that include front and rear setting of second mounting groove of the coupling nut, back segment is along the coupling nut Radial contraction forms the closing-in structure for coordinating to apply it radial load with the outer of the elastic component.
The closing-in structure is the pyramidal structure for being located at the slot bottom of second mounting groove in rear fragment position.
The height of the first mounting groove front side wall is less than the height of rear wall.
The elastic component is ripple spring.
The beneficial effects of the invention are as follows:During assembling, elastic component is first snapped into the second installation on the inner peripheral surface of coupling nut In slot, then the related elastic component of coupling nut is sleeved on electric connector housing, and elastic component is made to snap into the first mounting groove, At this point, the interior edge of elastic component is in the first mounting groove, outer is in the second mounting groove, and the front end face of elastic component with The front side wall block of first mounting groove and the second mounting groove coordinates, rear end face and the rear wall of the first mounting groove and the second mounting groove Block coordinates, in this way, elastic component not only provided coupling nut and electric connector housing the elastic force in axial direction, but also can will connect Nut and electric connector housing connect, and prevent coupling nut from deviating from from electric connector housing, eliminate in the prior art The parts such as clamp spring and baffle ring, make electric connector structure simple, easy to assembly.
Description of the drawings
Fig. 1 is the structure diagram of the electric connector of the present invention;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the partial enlarged view at A in Fig. 1;
Fig. 4 is the broken away view of Fig. 1.
Specific embodiment
Embodiments of the present invention are described further below in conjunction with the accompanying drawings.
The specific embodiment of the electric connector of the present invention, as shown in Figure 1 to Figure 3, electric connector include electric connector housing Component, electric connector housing component include the electric connector housing 1 that extends along the longitudinal direction of axis, before electric connector housing 1 End is rotatably equipped with coupling nut 2, and elastic component is sleeved on electric connector housing 1 and in electric connector housing 1 and connection spiral shell It is elastic in the present embodiment to provide electric connector housing 1 and coupling nut 2 elastic force on along the longitudinal direction between cap 2 Part is ripple spring 3, and elastic component can also be flexible rubber ring or elastoplastic circle in other embodiments, be electrically connected The outer circumferential surface for connecing device housing 1 is equipped with to install the first mounting groove 10 of ripple spring 3, and the first mounting groove 10 includes front side wall 101 and rear wall 102, the width of the first mounting groove 10 be adapted to the width of ripple spring 3, ripple spring 3 is installed on first The interior edge of ripple spring 3 is made to fall into the slot in mounting groove 10, and front/rear end is matched somebody with somebody with leading flank 101 and 102 block of rear wall It closes.The height of the front side wall 101 of the first mounting groove is less than the height of rear wall 102 simultaneously, is covered from front to back convenient for ripple spring 3 It is attached in the first mounting groove 10, certainly, in other embodiments, the height of front-rear side walls can be with equal.
The inner peripheral surface of coupling nut 2 is equipped with to install the second mounting groove 20 of ripple spring 3, ripple spring 3 it is outer Edge is in the second mounting groove 20, and its front/rear end coordinates respectively with the front/rear end block of the second mounting groove 20, in this way, ripple Bellows spring 3 can not only provide coupling nut 2 and electric connector housing 1 elastic force on front-rear direction, but also can prevent from connecting Nut 2 comes off from electric connector housing 1.Second mounting groove includes leading portion 201 and back segment 203, after the depth of leading portion 201 is more than The junction of the depth of section 203, leading portion 201 and back segment 203 is equipped with pyramidal structure 202, and pyramidal structure 202 and back segment 203 are mutual Connection forms the closing-in structure for coordinating to apply it radial load with the outer circumferential surface of ripple spring 3.During installation, ripple spring 3 is first It is pressed into leading portion 201, when coupling nut 2 is subject to forward pulling force, ripple spring 3 can be in the taper surface of pyramidal structure 202 Guiding be moved on back segment 203, since the depth of back segment 203 is shallower, the movement of 3 radial direction of ripple spring can be limited, to it Apply power radially, avoid disengaging coupling nut 2 due to 3 diametrical amount of movement of ripple spring is excessive.Certainly, at it Can also arcwall face be set on the position close to the second mounting groove back segment in his embodiment;The back segment of second mounting groove can be with All it is the conical surface or arcwall face with guiding function, forms the closing-in structure of the second mounting groove back segment.
During assembling, first ripple spring 3 is snapped into the second mounting groove 20 on the inner peripheral surface of coupling nut 2, it then will be even It connects 2 related ripple spring 3 of nut to be sleeved on electric connector housing 1, and ripple spring 3 is made to snap into the first mounting groove 10, this Sample, the interior edge of ripple spring 3 are in the first mounting groove 10, enter at outer in the second mounting groove 20, both can be to coupling nut 2 Elastic force in axial direction with electric connector housing 1 is provided, and can prevent coupling nut 2 from coming off from electric connector housing 1, is saved The parts such as clamp spring in the prior art and baffle ring have been removed, have made electric connector easy for installation, number of parts is reduced, electric connector structure It is simpler.
The front end of electric connector housing 1 is the mating side for being plugged together with mating electrical connector cooperation, in electric connector shell Body 1 is equipped with ground connection spring 4 close to the position of mating side, after electric connector is plugged together with mating electrical connector cooperation, in ground connection spring 4 Under effect, the housing of two electric connectors realizes conduction to realize the lightning resistance energy of electric connector.
The rear end of electric connector housing 1 is equipped with sealing ring by inserting or being set with intermediate sleeve 5, and in junction, In the present embodiment, the front end of intermediate sleeve 5 is equipped with internal thread, and the rear end of electric connector housing 1 is equipped with external screw thread, intermediate sleeve Cylinder 5 is by the engagement sleeves of internal and external threads on electric connector housing 1;In other embodiments, intermediate sleeve and electric connector Internal and external threads on housing can also be exchanged, and intermediate sleeve is inserted into electric connector housing at this time;Intermediate sleeve and electrical connection Device housing can also be fixed by embedding structure or fixed by modes such as press fitting, gluings.
1 rear end of electric connector housing is equipped with the insert port inserted forward along 1 rear end of electric connector housing for insulator 6, Insulator 6 is inserted into electric connector housing 1, and between electric connector housing 1 and intermediate sleeve 5.6 front end of insulator leads to The second Stop structure crossed in the inner cavity of the first Stop structure on insulator 6 and electric connector housing 1 forms block forward Block fit structure, rear end are formed forward by the pushing tow structure in the inner cavity of the fit structure on insulator 6 and intermediate sleeve 5 The pushing tow fit structure of pushing tow, in this way, insulator 6 is clamped between electric connector housing 1 and intermediate sleeve 5.Insulator 6 wraps The axial front end extended along the longitudinal direction and back segment are included, and the outer diameter of leading portion is less than the outer diameter of back segment, the connection of leading portion and back segment Place forms the shaft shoulder 603, and the inner wall of electric connector housing 1 is equipped with interior gear along 103, and the front end face of the shaft shoulder 603 is kept off with interior along after 103 End face block cooperation forms above-mentioned block fit structure, and the shaft shoulder 603 is the first Stop structure, and interior gear is the second block along 103 Structure.In other embodiments, can also male cone (strobilus masculinus) be set in the front end of insulator 6, is set in the inner cavity of electric connector housing 1 The inner conical surface with male cone (strobilus masculinus) cooperation is put, in this way, the front end of insulator 6 can form block forward by the cooperation of interior male cone (strobilus masculinus) Block fit structure or insulator 6 can also pass through other similar Stop structures and realize block /V axially forward.
The inner wall of intermediate sleeve 5 is equipped with the extension platform 501 radially extended inwardly, extension platform 501 and insulator 6 Rear end face cooperation, form above-mentioned pushing tow fit structure.Intermediate sleeve 5 is attached to electric connector housing 1 by helicitic texture set On in place when, extend the front end face of platform 501 by the rear end face of insulator 6 by the pushing tow, and pass through the gear of front end forward of insulator 6 Only structure /V, in this way, just realizing 6 top pressure of insulator between electric connector housing 1 and intermediate sleeve 5.In other embodiment In, can also male cone (strobilus masculinus) be set in the rear end of insulator 6, inner conical surface is set on the inner wall of intermediate sleeve 5, passes through interior male cone (strobilus masculinus) Cooperation form the pushing tow fit structure of pushing tow forward;Or it sets on position of the insulator 6 close to rear end and radially prolongs The extension platform stretched, the extension platform coordinate with the extension platform 501 on 5 inner wall of intermediate sleeve, form the pushing tow cooperation knot of pushing tow forward Structure.
The back segment of insulator 6 is extanded rearward in the inner cavity of intermediate sleeve 5, and afterbody radially outside extension, is formed The outer structure 602 that turns edge, the rear end face of the structure that turns edge outside 602 form the fit structure with the 501 pushing tow cooperation of extension platform, so can be with Reducing the extension size of the extension platform 501 on 5 inner wall of intermediate sleeve, enhancing extends the structural strength of platform 501, meanwhile, insulator 6 The extension of rear end can provide axial enough installation fixed dimensions to contact 7, and be beneficial to and the extension on intermediate sleeve 5 Platform 501 forms pushing tow cooperation.In other embodiments, the afterbody of insulator 6 can not also be to radially extending;After insulator 6 End can not also be stretched out from the inner cavity of electric connector housing 1, at this point, the extension platform on 5 inner wall of intermediate sleeve should be equipped with forward The extended segment of extension, extended segment are hung in the inner cavity of electric connector housing forward, so that it can be with the rear end face of insulator 6 Pushing tow coordinates.
During assembling, after intermediate sleeve inserts in place with electric connector housing, extension platform and insulation on intermediate sleeve inner wall Pushing tow coordinates forward for the rear end of body, by insulator top pressure in electric connector housing, and passes through the front end of the shaft shoulder of insulator The interior gear of face and electric connector housing can will so be insulated along the Stop structure for forming block forward by assembling intermediate sleeve Body is clamped in electric connector housing, makes electrical connection easy to assembly.
Contact 7 is installed in the contact cavity on insulator 6, and contact 7 is equipped with block by the position of front end Edge, contact 7, along coordinating, realize the /V in axial direction by the block along with the interior gear on contact cavity inner wall.Screw thread Hole 9 is for installing corresponding line pressing bolt, and dielectric pin 8 fixes the two through contact 7 and insulator 6, in other embodiment In, dielectric pin 8 can also be common fixed pin, and the fixed pin is to be electrically connected after contact 7 and insulator 6 at this time Insulation processing on the position that device housing 1 contacts, avoids contact with part 7 and electric connector housing conductive communication.
Compression ring 11 is located in the inner cavity of 5 rear end of intermediate sleeve, and 11 rear end of compression ring is compression end, and rubber ring 12 is close to press The inner wall of the compression end of tight ring 11 is set, and shading ring 10, tail nut are equipped with the front end of compression ring 11 in the inner cavity of intermediate sleeve 5 13 are threadedly attached on the rear end of intermediate sleeve 5.Tail nut 13 is equipped with coordinates inner conical surface, tail nut 13 to compression ring 11 When being screwed on intermediate sleeve 5, it is that the compression end of compression ring 11 is radially pressurized under the action of inner conical surface, rubber ring 12 is applied Clamping power so that rubber ring 12 applies chucking power to the cable of its inside, while realizes the fixed effect of sealing and axial direction.Together When, the shielded layer of cable is pressed to by shielding ring 10 on the inner wall of intermediate sleeve 5, and intermediate sleeve 5 and electric connector housing 1 are equal Equipped with conductive coating, in this way, the shielded layer of cable realizes shielding just with intermediate sleeve 5 and electric connector housing conductive communication Effect improves the anti-lightning function of cable run.

Claims (10)

1. electric connector housing component, the electric connector housing extended along the longitudinal direction including axis, rolling assembling are being electrically connected The coupling nut of device housing forward end is sleeved on electric connector housing and in the ring between electric connector housing and coupling nut The elastic component of shape, the elastic component can provide the coupling nut and electric connector housing the elasticity on along the longitudinal direction Power, it is characterised in that:The outer circumferential surface of the electric connector housing is equipped with to install the first mounting groove of the elastic component, institute The inner peripheral surface for stating coupling nut is equipped with to install the second mounting groove of the elastic component, and the elastic component is with interior edge and outside Edge, the interior edge of the elastic component are located in first mounting groove, and outer is located in second mounting groove;And the elastic component Front end face and the front side wall block of the first mounting groove and the second mounting groove coordinate, the rear end face of the elastic component with first install The rear wall block of slot and the second mounting groove coordinates.
2. electric connector housing component according to claim 1, it is characterised in that:Second mounting groove of the coupling nut Leading portion and back segment including front and rear setting, back segment are formed and matched somebody with somebody with the outer of the elastic component along the coupling nut radial contraction It closes to apply it the closing-in structure of radial load.
3. electric connector housing component according to claim 2, it is characterised in that:The closing-in structure is is located at described the Pyramidal structure of the slot bottom of two mounting grooves in rear fragment position.
4. according to claim 1 ~ 3 any one of them electric connector housing component, it is characterised in that:Before first mounting groove The height of side wall is less than the height of rear wall.
5. electric connector housing component according to claim 4, it is characterised in that:The elastic component is ripple spring.
6. electric connector, including electric connector housing component, the electric connector housing component includes what is extended along the longitudinal direction Electric connector housing, rolling assembling electric connector housing front end coupling nut, be sleeved on electric connector housing and be in The elastic component of annular between electric connector housing and coupling nut, the elastic component can be to the coupling nut and electrical connection Device housing provides the elastic force on along the longitudinal direction, it is characterised in that:The outer circumferential surface of the electric connector housing is equipped with and is used for First mounting groove of the elastic component is installed, the inner peripheral surface of the coupling nut is equipped with to install the second of the elastic component Mounting groove, the elastic component have interior edge and outer, and the interior edge of the elastic component is located in first mounting groove, and outer is located at In second mounting groove;And the front end face of the elastic component and the front side wall block of the first mounting groove and the second mounting groove are matched somebody with somebody It closes, the rear end face of the elastic component and the rear wall block of the first mounting groove and the second mounting groove coordinate.
7. electric connector according to claim 6, it is characterised in that:Second mounting groove of the coupling nut includes front and rear The leading portion and back segment of setting, back segment are formed and coordinated with the outer of the elastic component with to it along the coupling nut radial contraction Apply the closing-in structure of radial load.
8. electric connector according to claim 7, it is characterised in that:The closing-in structure is to be located at second mounting groove Pyramidal structure of the slot bottom in rear fragment position.
9. according to claim 6 ~ 8 any one of them electric connector, it is characterised in that:The height of the first mounting groove front side wall Degree is less than the height of rear wall.
10. electric connector according to claim 9, it is characterised in that:The elastic component is ripple spring.
CN201610467162.5A 2016-06-24 2016-06-24 Electric connector housing component and the electric connector using the housing unit Active CN105958254B (en)

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Application Number Priority Date Filing Date Title
CN201610467162.5A CN105958254B (en) 2016-06-24 2016-06-24 Electric connector housing component and the electric connector using the housing unit

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Application Number Priority Date Filing Date Title
CN201610467162.5A CN105958254B (en) 2016-06-24 2016-06-24 Electric connector housing component and the electric connector using the housing unit

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CN105958254A CN105958254A (en) 2016-09-21
CN105958254B true CN105958254B (en) 2018-05-29

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110380275B (en) * 2019-06-28 2020-07-21 中航光电科技股份有限公司 Connecting nut assembly capable of being taken out and disassembled

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006080010A (en) * 2004-09-10 2006-03-23 Jst Mfg Co Ltd Electric connector
CN102544893A (en) * 2012-02-02 2012-07-04 中航光电科技股份有限公司 Plug shell assembly and plug with same
US8215884B2 (en) * 2008-12-16 2012-07-10 Lockheed Martin Corporation Connector for use in high vibration environment
CN202534866U (en) * 2012-05-17 2012-11-14 上海航天科工电器研究院有限公司 Shell assembly of electric connector
CN203326237U (en) * 2013-06-26 2013-12-04 沈阳兴华航空电器有限责任公司 Anti-loosening connecting structure of electric connector
CN206041062U (en) * 2016-06-24 2017-03-22 中航光电科技股份有限公司 Electrical connector housing subassembly and use this shells assembly's electric connector

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006080010A (en) * 2004-09-10 2006-03-23 Jst Mfg Co Ltd Electric connector
US8215884B2 (en) * 2008-12-16 2012-07-10 Lockheed Martin Corporation Connector for use in high vibration environment
CN102544893A (en) * 2012-02-02 2012-07-04 中航光电科技股份有限公司 Plug shell assembly and plug with same
CN202534866U (en) * 2012-05-17 2012-11-14 上海航天科工电器研究院有限公司 Shell assembly of electric connector
CN203326237U (en) * 2013-06-26 2013-12-04 沈阳兴华航空电器有限责任公司 Anti-loosening connecting structure of electric connector
CN206041062U (en) * 2016-06-24 2017-03-22 中航光电科技股份有限公司 Electrical connector housing subassembly and use this shells assembly's electric connector

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