CN110783758A - Board-to-board connector with dustproof function and socket thereof - Google Patents
Board-to-board connector with dustproof function and socket thereof Download PDFInfo
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- CN110783758A CN110783758A CN201910926734.5A CN201910926734A CN110783758A CN 110783758 A CN110783758 A CN 110783758A CN 201910926734 A CN201910926734 A CN 201910926734A CN 110783758 A CN110783758 A CN 110783758A
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- dustproof
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
- H01R13/5213—Covers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/71—Coupling devices for rigid printing circuits or like structures
- H01R12/72—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures
- H01R12/722—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures coupling devices mounted on the edge of the printed circuits
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/71—Coupling devices for rigid printing circuits or like structures
- H01R12/72—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures
- H01R12/73—Coupling devices for rigid printing circuits or like structures coupling with the edge of the rigid printed circuits or like structures connecting to other rigid printed circuits or like structures
- H01R12/735—Printed circuits including an angle between each other
- H01R12/737—Printed circuits being substantially perpendicular to each other
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/502—Bases; Cases composed of different pieces
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
- H01R13/5205—Sealing means between cable and housing, e.g. grommet
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
- H01R13/5219—Sealing means between coupling parts, e.g. interfacial seal
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- Connector Housings Or Holding Contact Members (AREA)
Abstract
The utility model provides an inter-plate connector with dustproof function, includes plug, rigid coupling on the daughter board and the socket of pegging graft with aforementioned plug adaptation on the backplate of rigid coupling, the plug includes the shell body of rigid coupling on the daughter board, install in the shell body and with the interior casing of shell body floating assembly, the socket includes the socket shell of rigid coupling on the backplate, be equipped with between plug and the socket and carry out sealed multi-stage seal structure to the butt joint end of contact piece when plug and socket peg graft, the plug afterbody is equipped with dustproof external member. The invention realizes the full sealing of the connector in the use state through the multi-stage sealing structure and the dustproof suite, so that the inter-board connector has excellent sealing and dustproof functions.
Description
Technical Field
The invention relates to a board-to-board connector with a dustproof function and a socket thereof.
Background
In an optical communication system, a printed board is generally used as a carrier to integrate optical and electronic components, so as to realize transmission of an optical-electrical signal. The printed board is divided into a back board and a sub board, wherein the back board is vertically arranged, the sub board is horizontally arranged, and the back board and the sub board need to be connected to realize signal transmission. Traditional connected mode adopts the optical jumper wire to realize the intermediate transfer of backplate and daughter board, but a large amount of optical jumper wires arrange and consume the space, and installation wiring is mixed and disorderly, is unfavorable for the later maintenance. Aiming at the problem, the optical fiber connector between boards with the locking floating structure is produced, the hard connection between the back board and the daughter board can be realized through the optical fiber connector between boards, the optical fiber connector can be directly connected with a printed board in a plugging mode, the high-speed safety data transmission is realized, and the optical fiber connector has the advantages of being high in connection density, saving in wiring space, convenient to install and maintain and the like.
The inter-board connector is mostly applied to cabinets, and the cabinets usually adopt an air-cooled heat dissipation mode, which aggravates the flow of dust to a certain extent, so that dust prevention is a necessary function of the inter-board connector. However, when the conventional board-to-board connector is used, on one hand, the sealing performance of the end part of the contact is not enough, and on the other hand, the sealing of the tail part of the plug is not basically considered, so that dust enters the board-to-board connector from an unsealed part and a part with the insufficient sealing performance, and the transmission of optical signals is influenced.
Disclosure of Invention
In view of the above problems, an object of the present invention is to provide a board-to-board connector and a socket thereof having an excellent sealing and dust-proof function.
The purpose of the invention is realized by adopting the following technical scheme. The invention provides a board-to-board connector with a dustproof function, which comprises a plug fixedly connected to a daughter board and a socket fixedly connected to a back board and adaptive to the plug in an inserting mode, wherein the plug comprises an outer shell fixedly connected to the daughter board and an inner shell installed in the outer shell and assembled with the outer shell in a floating mode, the socket comprises a socket shell fixedly connected to the back board, and a multi-stage sealing structure for sealing the butt joint end of a contact piece when the plug and the socket are inserted is arranged between the plug and the socket.
Furthermore, multistage seal structure has first order seal structure, and first order seal structure is including setting up the first sealing rubber ring on the grafting terminal surface of socket casing, set up on the grafting terminal surface of interior casing and extrude first sealing rubber ring and carry out sealed second protruding to the butt joint end of contact when plug and socket pegs graft.
Furthermore, the multi-stage sealing structure is provided with a second-stage sealing structure which comprises a second sealing rubber ring which is arranged on the outer side of the socket shell and is extruded by the inserting end of the inner shell to axially seal the abutting end of the contact piece when the plug and the socket are inserted.
Furthermore, the multistage sealing structure is provided with a third-stage sealing structure, and the third-stage sealing structure comprises a first dust cover which is sleeved on the socket shell and is sleeved with a third sealing rubber ring on the outer side, and a second dust cover which is fixedly connected with the outer shell, covers the outer side of the first dust cover when the plug and the socket are plugged, and simultaneously extrudes the third sealing rubber ring to perform radial sealing on the butt joint end of the contact element.
Furthermore, a first sealing rubber ring is arranged on the plugging end face of the socket shell; the plug-in end of the socket shell is provided with a first dustproof door with a rotation axis perpendicular to the plug-in direction of the plug and the socket through a hinge shaft, the first dustproof door is positioned on two sides of the hinge shaft and is provided with a door opening part and a sealing part respectively, and the end surface of the sealing part opposite to the plug-in end of the socket shell is provided with a first sealing bulge; the hinge shaft is sleeved with a first torsion spring which is used for providing elastic force for the sealing part to rotate towards the inserting end of the socket shell so that the first sealing bulge compresses the first sealing rubber ring to realize the sealing of the socket in the unused state.
Furthermore, the inter-board connector also comprises a dustproof kit used for sealing the tail part of the plug; the dustproof external member includes the shield, is connected and the cavity that forms after the lock is used for placing the dustproof bottom plate of shell body afterbody, is connected and covers the dustproof sheath in the cable outside that links to each other with the first contact in the plug for detachable with shield and dustproof bottom plate, and the afterbody of dustproof sheath is equipped with and is used for carrying out sealed spiral sleeve structure to the cable winding.
The purpose of the invention is realized by adopting the following technical scheme. The socket provided by the invention is provided with a socket shell, and a first sealing rubber ring which is used for sealing the butt ends of the contact pieces in a pressing fit manner with a second sealing bulge arranged on the plug end surface of the plug inner shell when the plug and the socket are plugged is arranged on the plug end surface of the socket shell.
Furthermore, a third sealing rubber ring which is used for performing extrusion fit with the plugging end of the plug inner shell to axially seal the butting end of the contact piece when the plug and the socket are plugged is arranged on the outer side of the socket shell.
Furthermore, the socket shell is sleeved with a first dust cover, and the outer side of the first dust cover is sleeved with a third sealing ring which is used for performing extrusion fit on a second dust cover on the plug shell to perform radial sealing on the butt joint end of the contact part when the plug and the socket are plugged.
Furthermore, the inserting end part of the socket shell is provided with a first dustproof door of which the rotating axis is vertical to the inserting direction of the plug and the socket through an articulated shaft, the first dustproof door is positioned at two sides of the articulated shaft and is respectively provided with an opening door part and a sealing part, and the end surface of the sealing part opposite to the inserting end of the socket shell is provided with a first sealing bulge; the hinge shaft is sleeved with a first torsion spring which is used for providing elastic force for the sealing part to rotate towards the inserting end of the socket shell so that the first sealing bulge compresses the first sealing rubber ring to realize the sealing of the socket in the unused state.
The invention realizes the dustproof sealing of the plug and the socket in the unused state through the dustproof door structure, and realizes the full sealing of the connector in the used state through the multi-stage sealing structure and the dustproof kit, so that the connector between boards has excellent sealing and dustproof functions.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented in accordance with the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.
Drawings
Fig. 1 is a schematic illustration showing the insertion and connection of an embodiment of a board-to-board connector with a dust-proof function according to the present invention.
Fig. 2 is a schematic separation view of an embodiment of a board-to-board connector with a dust-proof function according to the present invention.
Fig. 3 is an exploded view of the plug in the present embodiment.
Fig. 4 is an exploded view of the socket in this embodiment.
Fig. 5 is a schematic view of the dust seal of the receptacle in an unused state.
Fig. 6 is a schematic view of the dust seal when the plug and the socket are inserted.
Fig. 7 is an exploded view of the dust-proof kit according to the present embodiment.
Detailed Description
The technical solution of the present invention will be further described in detail with reference to the accompanying drawings and preferred embodiments.
Fig. 1 to fig. 4 show an embodiment of a board-to-board connector with a dust-proof function according to the present invention. The present embodiment includes a plug 3 fixedly connected to the daughter board 1, and a socket 4 fixedly connected to the backplane 2 and adapted to be plugged with the plug. With the front end of the plug as a plugging end and the rear end as a terminal, the plug 3 includes an outer housing 302 fixedly connected to the daughter board 1 through four locking studs 301, and an inner housing 303 installed in the outer housing through the matching of keys and key slots and assembled with the outer housing in a floating manner, and a first contact 501 is arranged in the inner housing 303. The socket 4 includes a socket housing 401 fixed to the back plate 2 by two locking nuts 402, and a second contact member 502 is provided in the socket housing 401. In the embodiment, the mating male connector MT-type contact element in the plug is used as a first contact element, the mating female connector MT-type contact element in the socket is used as a second contact element, the arrangement modes of the MT-type contact elements in the plug and the socket are all 1 × 4, and the inter-board connector simultaneously realizes 48-path, 96-path or 144-path optical signal transmission through the butt joint of the male connector MT-type contact element and the female connector MT-type contact element.
In order to ensure the dustproof function of the connectors between the boards in an unused state, the plugs and the sockets are both in dustproof door sealing structures.
Referring to fig. 4 and 5, a groove is circumferentially formed on the insertion end surface of the socket housing 401, and a first sealing rubber ring 403 is embedded in the groove. Meanwhile, the plug end of the socket shell 401 is provided with two hinge holes which are symmetrically distributed up and down, each hinge hole is rotatably provided with a hinge shaft, the axis of each hinge shaft is perpendicular to the plug and socket plugging direction, the first dustproof door 404 is rotatably provided on the hinge shaft, and the hinge shaft is further provided with a first torsion spring in a sleeved mode. The first dust-proof door 404 is provided with an opening part 4041 and a sealing part 4042 respectively at two sides of the hinge shaft, and the opening part 4041 is located at the upper side of the hinge shaft and protrudes out of the insertion end of the socket housing in this embodiment; the sealing portion 4042 is located on the lower side of the hinge shaft and is provided with a first sealing protrusion 4043 on its end surface opposite to the socket housing insertion end; the first torsion spring is used to provide an elastic force to the sealing portion 4042 approaching the socket terminal of the socket housing so that the first sealing protrusion 4043 is pressed against the first sealing rubber ring 403 to achieve a good dust sealing function. First dust door is about door position and open door position in around articulated shaft pivoted motion stroke, and the position of closing the door is the position that the first sealed arch on the sealing part terminal surface compressed tightly the first sealed rubber ring on the socket casing grafting terminal surface, and the position of opening the door is the position that the part of opening the door rotates so that socket casing's grafting end exposes to socket casing's grafting end promptly. When the plug socket is plugged, the plugging end of the plug inner shell 303 can be abutted with the door opening part 4041 of the first dustproof door firstly, the door opening part is pushed to rotate around the plugging end of the hinged axial socket shell, the plugging end of the socket shell is exposed, the first dustproof door is located at the door opening position, and the first contact of the plug inner shell is conveniently in butt joint with the second contact in the socket shell in a matching mode. The plug inner casing can the disconnection with the socket casing body when plug and socket separation, and the sealing part is close to the grafting end of socket casing body under the elastic force that first torsion spring provided, seals the grafting end of socket casing body, and first dustproof door is in the shut door position this moment, and first sealed arch compresses tightly first sealed rubber ring and realizes the dustproof function of socket under the unused state.
Referring to fig. 3, the plug end of the plug inner housing 303 is provided with an opening 3031 through which the receptacle housing passes to be in floating contact with the receptacle inner housing when the plug receptacle is plugged. Meanwhile, the plug end of the inner housing of the plug is provided with two second dustproof doors 304 which are symmetrically distributed up and down through the matching of the positioning pin 3043 and the positioning hole, each second dustproof door 304 is provided with an installation part 3041 and a second sealing part 3042 which is hinged on the installation part through a hinged shaft, the rotating axis of the second sealing part is perpendicular to the plug and socket plugging direction, the end part of the installation part 3041 is provided with a positioning pin 3043 which is used for being plugged and matched with the positioning hole on the plug end of the inner housing, and the hinged shaft is sleeved with a second torsion spring which is used for providing elastic force for the second sealing part 3042 to seal the opening 3031. The second dust-proof door 304 has a door-closing position and a door-opening position in a movement stroke of rotating around the hinge shaft, the door-closing position is a position where the second sealing portion closes the opening on the insertion end face of the inner housing, and the door-opening position is a position where the second sealing portion rotates around the hinge shaft to open the opening on the insertion end face of the inner housing. When the plug and the socket are plugged, the first dustproof door can be opened firstly, and along with the continuation of plugging, the plugging end of the socket shell can jack the second sealing part to enable the second sealing part to rotate around the hinged shaft to the door opening position, so that the first contact of the plug inner shell is in butt joint with the second contact in the socket shell in a matching mode. When the plug and the socket are separated, the inner shell of the plug is disconnected with the socket shell, the second sealing part rotates to a closing door position around the hinge shaft under the elastic force provided by the second torsion spring, and the opening is closed to realize the dustproof function of the plug in the unused state.
Referring to fig. 3, 4 and 6, in order to ensure the dustproof function of the board-to-board connector in the use state, the present embodiment adopts a three-level sealing structure:
the first-stage sealing structure comprises a first sealing rubber ring 403 embedded on the plug end face of the socket shell and a second sealing bulge 305 arranged on the plug end of the plug inner shell, and when the plug and the socket are in butt joint, the second sealing bulge extrudes the first sealing rubber ring to seal the butt joint end of the contact element;
the second-stage sealing structure comprises a second sealing rubber ring 406 embedded on a second limiting boss 405 on the outer side of the socket shell, when the plug and the socket are in butt joint, the inner plug shell can be firstly abutted against the door opening part of the first dustproof door, along with the continuation of the splicing, the splicing end of the inner plug shell can be abutted against the second limiting boss 405 on the outer side of the socket shell to realize the in-place assembly, and meanwhile, the splicing end of the inner shell can extrude the second sealing rubber ring to axially seal the butt joint end of the contact element;
the third-stage sealing structure comprises a first dust cover 407 sleeved on the socket housing 401, a third sealing rubber ring 408 sleeved on the first dust cover, and a second dust cover 306 fixedly connected to the plug outer housing and covering the plug inner housing, wherein when the plug and the socket are in butt joint, the second dust cover covers the outer side of the first dust cover and extrudes the third sealing rubber ring to perform radial sealing on the butt joint end of the contact element.
To the dust seal of plug afterbody, this embodiment adopts dustproof external member to protect the plug afterbody to realize the full-sealed of interplate connector. Referring to fig. 2, 3 and 7, the dust-proof kit includes a dust-proof cover 601 and a dust-proof bottom plate 602, in this embodiment, the dust-proof cover 601 covers the tail of the plug housing from the upper side, the dust-proof bottom plate 602 covers the tail of the plug housing from the lower side, after the dust-proof cover is fastened to the dust-proof bottom plate, the tail of the plug housing is located in a cavity formed after the dust-proof cover is fastened to the dust-proof bottom plate to achieve sealing, and in order to ensure the best sealing effect, the shapes of the dust-proof cover and the dust-proof bottom plate are designed to; a positioning column 701 is convexly arranged in the dustproof cover 601, a positioning groove 602 is convexly arranged in the dustproof bottom plate 602, the positioning column 601 is inserted into the positioning groove 602 to realize the buckling of the dustproof cover and the dustproof bottom plate, and the positioning column 601 is pulled out from the positioning groove 602 to realize the separation of the dustproof cover and the dustproof bottom plate; the outer side of the dust cover 601 is provided with a convex rib 6011 for facilitating the separation of the dust cover from the dust-proof bottom plate by force application. Dustproof external member still includes that the front end sets up the protruding 801 of second, the afterbody sets up the dustproof sheath 603 of spiral sleeve structure, the rear end of dustproof cover 601, dustproof bottom plate 602 all is equipped with second recess 802, goes into the protruding card of second with dustproof sheath 603 front end before the lock in the second recess, then carry out the lock again and realize that dustproof sheath and dustproof cover, dustproof bottom plate can dismantle and be connected, and the cable that the first contact in with plug connector is connected is established to dustproof sheath cover in the cable outside simultaneously, carries out the seal through spiral sleeve structure winding cable.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention in any way, and any simple modification, equivalent change and modification made by those skilled in the art according to the technical spirit of the present invention are still within the technical scope of the present invention without departing from the technical scope of the present invention.
Claims (10)
1. The utility model provides an inter-plate connector with dustproof function, includes plug, rigid coupling of rigid coupling on the daughter board and the socket of pegging graft with aforementioned plug adaptation on the backplate, the plug includes the shell body of rigid coupling on the daughter board, install in the shell body and with the interior casing of shell body floating assembly, the socket includes the socket casing of rigid coupling on the backplate, its characterized in that: and a multi-stage sealing structure for sealing the butt joint end of the contact piece when the plug and the socket are plugged is arranged between the plug and the socket.
2. The board-to-board connector with dust prevention function according to claim 1, characterized in that: the multistage sealing structure is provided with a first-stage sealing structure, and the first-stage sealing structure comprises a first sealing rubber ring arranged on the insertion end face of the socket shell, and a second sealing bulge which is arranged on the insertion end face of the inner shell and used for extruding the first sealing rubber ring to seal the butt joint end of the contact element when the plug and the socket are inserted.
3. The board-to-board connector with dust prevention function according to claim 1, characterized in that: the multi-stage sealing structure is provided with a second-stage sealing structure which comprises a second sealing rubber ring which is arranged on the outer side of the socket shell and is extruded by the inserting end of the inner shell to axially seal the abutting end of the contact piece when the plug and the socket are inserted.
4. The board-to-board connector with dust prevention function according to claim 1, characterized in that: the multistage sealing structure is provided with a third-stage sealing structure, and the third-stage sealing structure comprises a first dust cover which is sleeved on the socket shell and is provided with a third sealing rubber ring in a sleeved mode, and a second dust cover which is fixedly connected with the shell and extrudes the third sealing rubber ring to perform radial sealing on the butt joint end of the contact member simultaneously at the outer side of the first dust cover when the plug and the socket are plugged.
5. The board-to-board connector with dust prevention function according to claim 1, characterized in that: a first sealing rubber ring is arranged on the plugging end face of the socket shell; the plug end of the socket shell is provided with a first dustproof door with a rotation axis perpendicular to the plug and socket plugging direction through a hinged shaft, the first dustproof door is positioned at two sides of the hinged shaft and is provided with a door opening part and a sealing part respectively, and the end surface of the sealing part opposite to the plugging end of the socket shell is provided with a first sealing bulge; the hinge shaft is sleeved with a first torsion spring which is used for providing elastic force for the sealing part to rotate towards the inserting end of the socket shell so that the first sealing bulge compresses the first sealing rubber ring to realize the sealing of the socket in the unused state.
6. The board-to-board connector with dust prevention function according to claim 1, characterized in that: the inter-board connector also comprises a dustproof sleeve used for sealing the tail part of the plug; the dustproof external member includes the shield, is connected and the cavity that forms after the lock is used for placing the dustproof bottom plate of shell body afterbody, is connected and covers the dustproof sheath in the cable outside that links to each other with the first contact in the plug for detachable with shield and dustproof bottom plate, and the afterbody of dustproof sheath is equipped with and is used for carrying out sealed spiral sleeve structure to the cable winding.
7. A socket having a socket housing, characterized in that: and a first sealing rubber ring which is used for carrying out extrusion fit with a second sealing bulge arranged on the plugging end surface of the plug inner shell to seal the butt joint end of the contact piece when the plug and the socket are plugged is arranged on the plugging end surface of the socket shell.
8. The receptacle of claim 7, wherein: and a third sealing rubber ring which is used for performing extrusion fit with the plugging end of the plug inner shell to axially seal the butting end of the contact piece when the plug and the socket are plugged is arranged on the outer side of the socket shell.
9. The receptacle of claim 7, wherein: the socket shell is sleeved with a first dust cover, and the outer side of the first dust cover is sleeved with a third sealing ring which is used for carrying out extrusion fit on a second dust cover on the plug shell body to carry out radial sealing on the butt joint end of the contact part when the plug and the socket are plugged.
10. The receptacle of claim 7, wherein: the plug end of the socket shell is provided with a first dustproof door with a rotation axis perpendicular to the plug and socket plugging direction through a hinged shaft, the first dustproof door is positioned at two sides of the hinged shaft and is provided with a door opening part and a sealing part respectively, and the end surface of the sealing part opposite to the plugging end of the socket shell is provided with a first sealing bulge; the hinge shaft is sleeved with a first torsion spring which is used for providing elastic force for the sealing part to rotate towards the inserting end of the socket shell so that the first sealing bulge compresses the first sealing rubber ring to realize the sealing of the socket in the unused state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910926734.5A CN110783758B (en) | 2019-09-27 | 2019-09-27 | Board-to-board connector with dustproof function and socket thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910926734.5A CN110783758B (en) | 2019-09-27 | 2019-09-27 | Board-to-board connector with dustproof function and socket thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110783758A true CN110783758A (en) | 2020-02-11 |
| CN110783758B CN110783758B (en) | 2021-07-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910926734.5A Active CN110783758B (en) | 2019-09-27 | 2019-09-27 | Board-to-board connector with dustproof function and socket thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110783758B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112162358A (en) * | 2020-09-04 | 2021-01-01 | 上海航天科工电器研究院有限公司 | Two-way rolling type dustproof light backplane connector |
| CN112162361A (en) * | 2020-09-04 | 2021-01-01 | 上海航天科工电器研究院有限公司 | Self-retracting optical backplane connector |
| CN112162362A (en) * | 2020-09-04 | 2021-01-01 | 上海航天科工电器研究院有限公司 | Dustproof light backplane connector based on multi-section telescopic joint structure |
| CN112162360A (en) * | 2020-09-04 | 2021-01-01 | 上海航天科工电器研究院有限公司 | Dustproof light backplane connector |
| CN112162359A (en) * | 2020-09-04 | 2021-01-01 | 上海航天科工电器研究院有限公司 | Fast-assembling dust-protection type light backplane connector |
| CN113009638A (en) * | 2021-01-26 | 2021-06-22 | 上海航天科工电器研究院有限公司 | Dustproof door of dustproof light backplane connector and transmission mechanism thereof |
| CN113109905A (en) * | 2021-02-26 | 2021-07-13 | 华为技术有限公司 | Photoelectric adapter and communication system |
| CN113189712A (en) * | 2021-04-20 | 2021-07-30 | 武汉光迅科技股份有限公司 | Dustproof type adapter for adapting optical fibers and using method thereof |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112162358B (en) * | 2020-09-04 | 2022-06-07 | 上海航天科工电器研究院有限公司 | Two-way rolling type dustproof light backplane connector |
| CN112162359B (en) * | 2020-09-04 | 2022-06-17 | 上海航天科工电器研究院有限公司 | Fast-assembling dust-protection type light backplane connector |
| CN112162362A (en) * | 2020-09-04 | 2021-01-01 | 上海航天科工电器研究院有限公司 | Dustproof light backplane connector based on multi-section telescopic joint structure |
| CN112162360A (en) * | 2020-09-04 | 2021-01-01 | 上海航天科工电器研究院有限公司 | Dustproof light backplane connector |
| CN112162359A (en) * | 2020-09-04 | 2021-01-01 | 上海航天科工电器研究院有限公司 | Fast-assembling dust-protection type light backplane connector |
| CN112162362B (en) * | 2020-09-04 | 2022-07-08 | 上海航天科工电器研究院有限公司 | Dustproof light backplane connector based on multi-section telescopic joint structure |
| CN112162361A (en) * | 2020-09-04 | 2021-01-01 | 上海航天科工电器研究院有限公司 | Self-retracting optical backplane connector |
| CN112162358A (en) * | 2020-09-04 | 2021-01-01 | 上海航天科工电器研究院有限公司 | Two-way rolling type dustproof light backplane connector |
| CN113009638A (en) * | 2021-01-26 | 2021-06-22 | 上海航天科工电器研究院有限公司 | Dustproof door of dustproof light backplane connector and transmission mechanism thereof |
| CN113109905A (en) * | 2021-02-26 | 2021-07-13 | 华为技术有限公司 | Photoelectric adapter and communication system |
| WO2022179546A1 (en) * | 2021-02-26 | 2022-09-01 | 华为技术有限公司 | Photoelectric adapter and communication system |
| CN115250625A (en) * | 2021-02-26 | 2022-10-28 | 华为技术有限公司 | Photoelectric adapter and communication system |
| CN115250625B (en) * | 2021-02-26 | 2024-05-03 | 华为技术有限公司 | Photoelectric adapter and communication system |
| CN113189712B (en) * | 2021-04-20 | 2022-04-15 | 武汉光迅科技股份有限公司 | Dustproof type adapter for adapting optical fibers and using method thereof |
| CN113189712A (en) * | 2021-04-20 | 2021-07-30 | 武汉光迅科技股份有限公司 | Dustproof type adapter for adapting optical fibers and using method thereof |
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Effective date of registration: 20221230 Address after: 518129 Bantian HUAWEI headquarters office building, Longgang District, Guangdong, Shenzhen Patentee after: HUAWEI TECHNOLOGIES Co.,Ltd. Address before: 471000 No.10 Zhoushan Road, high tech Zone, Luoyang City, Henan Province Patentee before: AVIC JONHON OPTRONIC TECHNOLOGY Co.,Ltd. |