CN111061017B - Connector and optical fiber connecting assembly - Google Patents
Connector and optical fiber connecting assembly Download PDFInfo
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- CN111061017B CN111061017B CN201911413134.5A CN201911413134A CN111061017B CN 111061017 B CN111061017 B CN 111061017B CN 201911413134 A CN201911413134 A CN 201911413134A CN 111061017 B CN111061017 B CN 111061017B
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- Prior art keywords
- connector
- buckle
- unlocking
- adapter
- unlocking ring
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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
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/381—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres
- G02B6/3818—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres of a low-reflection-loss type
- G02B6/3821—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres of a low-reflection-loss type with axial spring biasing or loading means
-
- 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
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/381—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres
- G02B6/3825—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres with an intermediate part, e.g. adapter, receptacle, linking two plugs
-
- 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
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/3833—Details of mounting fibres in ferrules; Assembly methods; Manufacture
- G02B6/3834—Means for centering or aligning the light guide within the ferrule
-
- 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
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/3895—Dismountable connectors, i.e. comprising plugs identification of connection, e.g. right plug to the right socket or full engagement of the mating parts
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Coupling Of Light Guides (AREA)
- Optical Couplings Of Light Guides (AREA)
Abstract
The invention discloses a connector and optical fiber connecting assembly, which relates to the field of optical fiber communication and comprises: the connector main body comprises an insertion part, and two opposite sides of the insertion part are respectively provided with a positioning buckle; the buckle assembly comprises two elastic cantilevers which are fixed at the root of the insertion part and are positioned at the other two opposite sides of the insertion part, and each elastic cantilever is sequentially provided with an unlocking buckle and a locking buckle for being clamped with a matched adapter along the insertion direction; an elastic member provided at the root of the insertion portion; the unlocking ring is sleeved on the inserting part, one end of the unlocking ring abuts against the elastic piece, the other end of the unlocking ring abuts against the positioning buckle, the unlocking ring can move along the axial direction of the inserting part, and when the unlocking ring moves towards the root of the inserting part, the two elastic cantilevers can be pressed to enable the two elastic cantilevers to approach towards the inserting part. The connector is simple and convenient to operate and can realize high-density arrangement of pre-connected products.
Description
Technical Field
The invention relates to the field of optical fiber communication, in particular to a connector and an optical fiber connecting assembly.
Background
With the rapid development of the communication industry, signal connectors such as optical connectors and electrical connectors are widely used. The MPO connector, the MTP connector and other signal connectors are used as standard connectors, and the use amount is considerable due to the characteristics of small volume, simple and convenient operation and the like.
The MPO and MTP connector assemblies have the common characteristic that the locking mechanisms of the MPO and MTP connector assemblies are the same and are both push-pull locking mechanisms, in the push-pull locking mechanisms, the connecting cap which is axially movable and is assembled on the plug shell in an anti-disengaging mode is a key component, in the inserting and combining process, the plug and the socket are firstly inserted in a mutual mode, the connecting cap is always in a blocked state before the plug and the socket are inserted in place, and once the plug and the socket are inserted in place, the connecting cap can axially move under the action of the spring to lock the plug and the socket. When the plug and the socket are required to be separated, the connecting cap is pinched and pulled backwards.
The primary purpose of the above-mentioned push-pull locking mechanism design is to facilitate the locking and unlocking of the plug and the socket, and the related standards are now formed, but as MPO and MTP connector assemblies gradually start to be applied outdoors at the base station, the locking mechanism is turned to be a burden for the application of the connector, and for this reason, the sealing performance, weather resistance and the like of the connector are all more strict requirements mainly due to outdoor use. However, once the locking mechanism is arranged on the external protection part of the connector, the situation of internal and external double locking can occur, which brings inconvenience to unlocking and separation of the connector, and one-step insertion and one-step unlocking can not be realized.
With The large-scale deployment of FTTH (Fiber To The Home), The construction cost is reduced, The construction technical requirements are reduced, and The application of pre-connection products which simplify The construction difficulty is wider and wider. However, most of the fiber optic connectors and adapters currently in use are industry standard type connectors and adapters. The connector and adapter of this type are designed to solve the problem of indoor optical fiber connection or optical fiber connection in a protection box (box), and the box needs to be opened when the service is opened, and the operations such as fusion splicing, optical cable fixing and the like are performed in the box. In order to avoid actions of opening a box, welding, fixing an optical cable and the like when a service is opened, the optical fiber connector and the adapter which have better waterproof performance and can be preassembled outside the box body for use are gradually applied.
At present, waterproof optical fiber connectors and adapters exist in the market, most of the adopted locking modes are screwing modes, finger operation spaces need to be reserved on the peripheries of the connectors and the adapters due to the self characteristics of the screwing locking modes, and the operation is very difficult under the condition of limited installation space, particularly under the condition of high density requirement.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a connector which is simple and convenient to operate and can realize high-density arrangement of pre-connected products.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows:
a connector, comprising:
the connector comprises a connector main body and a connector body, wherein the connector main body comprises an insertion part, and two opposite sides of the insertion part are respectively provided with a positioning buckle;
the buckle assembly comprises two elastic cantilevers which are fixed at the root of the insertion part and positioned at the other two opposite sides of the insertion part, and each elastic cantilever is sequentially provided with an unlocking buckle and a locking buckle used for being clamped with a matched adapter along the insertion direction;
an elastic member provided at a root of the insertion portion;
and the unlocking ring is sleeved on the inserting part, one end of the unlocking ring is abutted against the elastic piece, the other end of the unlocking ring is abutted against the positioning buckle, the unlocking ring can axially move along the inserting part, and when the unlocking ring moves towards the root of the inserting part, the two elastic cantilevers can be squeezed to enable the two elastic cantilevers to approach towards the inserting part.
On the basis of the technical scheme, the connector further comprises a connector outer sleeve, and the connector outer sleeve is sleeved on the inserting part and is clamped with the unlocking ring.
On the basis of the technical scheme, the inner wall of the connector outer sleeve is provided with a clamping groove and a connector boss matched with the end face of the unlocking ring, and the outer wall of the unlocking ring is provided with a convex rib matched with the clamping groove.
On the basis of the technical scheme, the connector further comprises a pull rope sleeved on the connector outer sleeve.
On the basis of the technical scheme, the one end of connector overcoat is equipped with the stay cord groove, the tip in stay cord groove is followed the radial extension of connector overcoat forms a stay cord groove terminal surface, the stay cord includes a clamp, the symmetry is equipped with two bumps on the clamp, the clamp cover is established on the stay cord groove, and two the bump supports and holds on the stay cord groove terminal surface.
On the basis of the technical scheme, the connector outer sleeve is also provided with a first positioning surface used for positioning the matched adapter.
On the basis of the technical scheme, the connector further comprises a connector cap, a connector cap buckling groove matched and clamped with the locking buckle is formed in the connector cap, and a second positioning surface matched and positioned with the first positioning surface is further arranged on the connector cap.
On the basis of the technical scheme, a first sealing ring is further arranged at the matching position of the connector cap and the connector outer sleeve.
On the basis of the technical scheme, a second sealing ring is further arranged at the matching position of the connector main body and the connector outer sleeve.
On the basis of the technical scheme, two opposite sides of the inner wall of the unlocking ring are respectively provided with an unlocking boss matched with the unlocking buckle, and two opposite sides of the unlocking ring are respectively provided with an unlocking ring buckle matched with the positioning buckle.
On the basis of the technical scheme, the inserting part is further provided with a switching buckle which is positioned at the same side with each positioning buckle and is far away from the root part of the inserting part, and the switching buckle is used for installing a switching piece.
On the basis of the technical proposal, the device comprises a shell,
a first mark is arranged at one end of the inserting part, which is on the same side with the elastic cantilever;
a second mark aligned with the first mark is arranged on the outer wall of the part of the unlocking ring for extruding the elastic cantilever;
and a third mark aligned with the first mark and the second mark is arranged on the connector outer sleeve.
On the basis of the technical scheme, still be equipped with first support boss on the elasticity cantilever, be equipped with on the unblock ring with first support boss complex second supports the boss, just first support boss and second support boss are configured into: when the locking buckle is in a clamping state, the first supporting boss and the second supporting boss are axially aligned, and when the unlocking ring moves towards the root of the insertion part, the first supporting boss and the second supporting boss can be staggered.
Another object of the present invention is to provide an optical fiber connecting assembly which is easy and convenient to operate and can realize high-density arrangement of pre-connected products.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows:
an optical fiber connection assembly comprising:
a connector, which comprises a plurality of connectors,
-a connector body comprising an insertion portion, said insertion portion being provided with a positioning catch on one of opposite sides thereof;
-a snap assembly comprising two elastic cantilevers fixed at the root of the insert and located on the other opposite sides of the insert, each of the elastic cantilevers being provided in turn with an unlocking snap and a locking snap in the direction of insertion;
-an elastic element provided at the root of the insertion portion;
-an unlocking ring, which is fitted over the insertion portion, and one end of which abuts against the elastic member and the other end of which abuts against the positioning catch, the unlocking ring being axially movable along the insertion portion, and being capable of pressing the two elastic cantilevers to bring them closer together toward the insertion portion when the unlocking ring moves toward the root of the insertion portion;
an adapter, which comprises a plurality of adapters,
an adapter body, on which an adapter slot is provided, which is in a snap-fit engagement with the locking catch.
On the basis of the technical scheme, the connector further comprises a connector outer sleeve, and the connector outer sleeve is sleeved on the inserting part and is clamped with the unlocking ring.
On the basis of the technical scheme, the connector outer sleeve is further provided with a first positioning surface, and the adapter main body is provided with a third positioning surface matched with the first positioning surface.
Compared with the prior art, the invention has the advantages that:
(1) the connector is provided with two stages of buckles, namely an unlocking buckle and a locking buckle, on the connector body, and is butted with the adapter in a plug-in mode, so that the operation is more convenient and faster than a screwing mode;
(2) the connector is provided with the first mark, the second mark and the third mark on the inserting part, the unlocking ring and the connector outer sleeve respectively, and good mistake-proof operation measures are taken through simple visual alignment during assembly, so that the operation is convenient;
(3) the pull rope structure arranged on the connector is convenient and labor-saving, greatly saves the operation space, and can realize high-density arrangement of pre-connected products.
Drawings
FIG. 1 is a schematic view of the connector cap closing configuration of an embodiment of the present invention;
FIG. 2 is a schematic view of the connector with the connector cap open according to an embodiment of the present invention;
FIG. 3 is a cross-sectional view of the connector with the connector cap closed in an embodiment of the present invention;
FIG. 4 is a cross-sectional view of the connector with the connector cap open in an embodiment of the present invention;
FIG. 5 is an exploded view of a connector in an embodiment of the present invention;
FIG. 6 is a schematic structural diagram of a connector body according to an embodiment of the present invention;
FIG. 7 is a schematic view of another angle of the connector body according to the embodiment of the present invention;
FIG. 8 is a schematic view of a connector hat in an embodiment of the present invention;
FIG. 9 is a schematic structural view of an unlocking ring in an embodiment of the present invention;
FIG. 10 is a schematic view of another angle of the unlocking ring according to the embodiment of the present invention;
FIG. 11 is a cross-sectional view of an unlocking ring and a connector body in an embodiment of the present invention;
FIG. 12 is a schematic view of a connector housing according to an embodiment of the present invention;
FIG. 13 is a schematic view of the construction of a pull cord in accordance with an embodiment of the present invention;
FIG. 14 is an assembly view of the connector body and the unlocking ring in an embodiment of the present invention;
fig. 15 is an assembly view of the connector body with the release ring and connector housing in accordance with an embodiment of the present invention;
FIG. 16 is a schematic view of the configuration of the adapter with the adapter cap closed according to an embodiment of the present invention;
FIG. 17 is a schematic view of the configuration of the adapter with the adapter cap open according to an embodiment of the present invention;
FIG. 18 is a cross-sectional view of the adapter with the adapter cap closed in an embodiment of the present invention;
FIG. 19 is a cross-sectional view of the adapter with the adapter cap open in an embodiment of the present invention;
FIG. 20 is an exploded view of an adapter in an embodiment of the present invention;
FIG. 21 is a schematic structural view of an adapter body in an embodiment of the invention;
FIG. 22 is a schematic view of the interior of the adapter body in an embodiment of the invention;
FIG. 23 is a block diagram of an SC card socket according to an embodiment of the present invention;
FIG. 24 is a diagram illustrating another angle of the SC card seat in the embodiment of the present invention;
FIG. 25 is a schematic view of the locking of the fiber optic connection assembly upon insertion of the connector into the adapter in accordance with an embodiment of the present invention;
fig. 26 is a cross-sectional view of a fiber optic connection assembly of an embodiment of the present invention latched upon insertion of a connector into an adapter.
1-connector, 10-connector body, 101-insert, 102-alignment snap, 103-transfer snap, 104-first logo, 11-elastic cantilever, 111-unlocking snap, 112-locking snap, 113-first support boss, 12-elastic member, 13-unlocking ring, 131-rib, 132-unlocking boss, 133-unlocking ring snap, 134-second logo, 135-second support boss, 14-connector housing, 141-connector boss, 142-card slot, 143-draw groove, 144-draw groove end face, 145-first alignment face, 146-third logo, 15-draw rope, 151-clip, 152-bump, 16-connector cap, 161-connector cap snap groove, 162-a second locating surface; 17-connector tail sleeve, 18-connector hot melting pipe, 19 a-connector front sleeve, 19 b-connector rear sleeve, 30-first sealing ring, 31-second sealing ring, 40-aluminum cup, 50-connector optical cable, 60-ferrule assembly and 70-connector connecting rope;
2-adapter, 21-adapter cap, 22-adapter connecting rope, 23-adapter body, 231-adapter clamping groove, 232-third positioning surface, 233-SC clamping seat elastic arm, 234-positioning hole, 235-adapter buckle, 236-connector guide groove, 24-adapter sealing gasket, 25-adapter nut, 26-adapter sealing ring, 27-SC clamping seat, 271-positioning column, 272-buckling end surface and 28-ceramic sleeve.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Referring to fig. 1 to 5, an embodiment of the present invention provides a connector including a connector body 10, a snap assembly, an elastic member 12, an unlocking ring 13, a connector housing 14, a pulling rope 15, a connector cap 16, a connector tail housing 17, a connector heat fusion pipe 18, a connector front housing 19a, a connector rear housing 19b, an aluminum cup 40, a connector optical cable 50, a ferrule assembly 60, and a connector connection rope 70.
The connector body 10 includes an insertion portion 101, and two opposite sides of the insertion portion 101 are respectively provided with a positioning buckle 102. The insert 101 is primarily intended to interface with a mating adapter.
At the other end of the connector body 10, the connector optical cable 50 is fixed by crimping through the aluminum cup 40, and is fixed and sealed again through the connector heat fusion pipe 18, as an optical cable fixing and crimping structure and a waterproof and dustproof sealing structure at the rear end of the connector. The connector optical cable 50 and the ferrule assembly 60 pass through the connector tail sleeve 17, the connector hot melting tube 18, the connector rear sleeve 19b, the aluminum cup 40 and the connector front sleeve 19a and then pass through the connector main body 10, then the connector rear sleeve 19b and the connector main body 10 are tightly locked by being twisted, and the reinforcing piece of the optical cable is connected to the connector rear sleeve 19b in a pressure welding mode through the aluminum cup 40, so that the connector optical cable 50 is fixed.
Referring to fig. 6 and 7, the latch assembly includes two elastic cantilevers 11 fixed at the root of the insertion portion 101 and located at the other opposite sides of the insertion portion 101, and each elastic cantilever 11 is sequentially provided with an unlocking latch 111 and a locking latch 112 for latching with a mating adapter along the insertion direction.
And an elastic member 12 provided at the root of the insertion portion 101. In this embodiment, the elastic member 12 is a spring.
The unlocking ring 13 is sleeved on the insertion part 101, one end of the unlocking ring 13 abuts against the elastic piece 12, the other end of the unlocking ring 13 abuts against the positioning buckle 102, the unlocking ring 13 can axially move along the insertion part 101, and when the unlocking ring 13 moves towards the root of the insertion part 101, the two elastic cantilevers 11 can be pressed, so that the two elastic cantilevers 11 are close to the insertion part 101.
Referring to fig. 8, in the present embodiment, the connector 1 further includes a connector cap 16, a connector connection rope 70 is disposed on the connector tail sleeve 17, the connector tail sleeve 17 is connected to the connector cap 16 through the connector connection rope 70, and when the connector cap 16 is not used, the connector connection rope 70 can be hung on the connector main body 10, and the connector cap will not fall off and be lost. Connector hat 16 is provided with connector hat snap grooves 161 on both sides to form a locking mechanism with locking snaps 112.
In this embodiment, when the locking buckle 112 is buckled with the connector cap buckle slot 161 of the connector cap 16 or the matching structure of the adapter, the unlocking ring 13 is supported below the locking buckle 112 to support the locking buckle 112, so as to enhance the buckling strength of the buckle, prevent the buckle from deforming, and enhance the tensile strength between the connector and the adapter.
Referring to fig. 9 and 10, preferably, two opposite sides of the inner wall of the unlocking ring 13 in the present embodiment are respectively provided with an unlocking boss 132 engaged with the unlocking catch 111, and two opposite sides of the unlocking ring 13 are respectively provided with an unlocking ring catch 133 engaged with the positioning catch 102.
The principle of the unlocking ring 13 in the present embodiment is described below:
when the unlocking ring 13 retreats, the elastic member 12 is compressed, and meanwhile, the unlocking boss 132 of the unlocking ring 13 presses the unlocking buckle 111, so that the unlocking buckle 111 is attached to the insertion part 101, and at the moment, the locking buckle 112 is loosened from the connector cap buckle slot 161 or the matching structure of the adapter, so that an unlocking mechanism is formed.
The unlocking ring catch 133 is mainly used to cooperate with the positioning catch 102, and the positioning catch 102 incorporates the elastic member 12 to limit an axial stroke space between the unlocking ring 13 and the connector body 10.
It should be noted that, referring to fig. 11, in this embodiment, the elastic cantilever 11 is further provided with a first supporting boss 113, the unlocking ring 13 is provided with a second supporting boss 135 matched with the first supporting boss 113, and the first supporting boss 113 and the second supporting boss 135 are configured to: when the locking buckle 112 is in a clamping state, the first support boss 113 and the second support boss 135 are axially aligned, and when the unlocking ring 13 moves towards the root of the insertion part 101, the first support boss 113 and the second support boss 135 can be dislocated.
When the locking buckle 112 is clamped with the adapter or the connector cap 16, the first support boss 113 and the second support boss 135 are axially aligned at the moment, that is, the second support boss 135 of the unlocking ring 13 is supported below the first support boss 113, and the elastic cantilever 11 is supported, that is, the elastic cantilever 11 cannot be extruded to be drawn close to the connector body 10 at the moment, so that the effects of enhancing the buckling strength of the buckle, preventing the buckle from deforming and enhancing the tensile strength between the connector and the adapter are achieved. When the unlocking ring 13 moves towards the root of the insertion part 101, the first support boss 113 and the second support boss 135 are dislocated, and at this time, the unlocking boss 132 of the unlocking ring 13 can press the unlocking buckle 111, so that the unlocking buckle 111 is attached to the insertion part 101.
Referring to fig. 12, the connector 1 in the present embodiment preferably further includes a connector housing 14, and the connector housing 14 is fitted over the insertion portion 101 and is engaged with the unlocking ring 13.
Specifically, the inner wall of the connector housing 14 is provided with a locking groove 142 and a connector boss 141 that is engaged with the end face of the unlocking ring 13, and the outer wall of the unlocking ring 13 is provided with a rib 131 that is engaged with the locking groove 142. In the actual assembling process, the connector boss 141 of the connector housing 14 is used for limiting the stroke of the connector housing 14, when the connector boss 141 pushes the unlocking ring 13, the connector housing 14 is rotated by a certain angle, so that the convex rib 131 of the unlocking ring 13 is clamped into the clamping groove 142 of the connector housing 14, the connector housing 14 is locked, at the moment, the connector housing 14 can be compressed backwards to the unlocking ring 13 through the connector boss 141 in the axial direction and retreats, namely, the connector housing 14 can be pulled to drive the unlocking ring 13 to move together along the axial direction of the connector body 10, and then the unlocking buckle 111 is pressed through the unlocking ring 13, so that the unlocking of the connector and the adapter or the connector cap 16 is realized.
To facilitate unlocking of the connector from the adapter or connector cap 16, in this embodiment the connector further comprises a pull cord 15 which is fitted over the connector housing 14, as shown in fig. 13. Specifically, one end of the connector housing 14 is provided with a draw line groove 143, an end of the draw line groove 143 extends along a radial direction of the connector housing 14 to form a draw line groove end surface 144, the draw line 15 includes a clamp 151, two salient points 152 are symmetrically arranged on the clamp 151, the clamp 151 is sleeved on the draw line groove 143, and the two salient points 152 abut against the draw line groove end surface 144.
After having set up stay cord 15, when the unlocking connector, save the space that the finger contacted connector overcoat 14, realize the high density of connector and arrange on equipment in limited space, only need stimulate stay cord 15 during the unlocking connector, make the bump 152 of two symmetries of connector stay cord 15 withstand stay cord groove terminal surface 144, make the even atress of connector overcoat 14 retreat backward, the power transmission that the connector will receive is to unblock ring 13, it transmits unblock buckle 111 to power transmission to the in-process to retreat the ring 13 to unblock, thereby accomplish the unblock of connector and connector cap or adapter.
Preferably, the insertion portion 101 is further provided with an adapter buckle 103 located on the same side as each positioning buckle 102 and far away from the root of the insertion portion 101, and the adapter buckle 103 is used for installing an adapter. By additionally arranging the adapter on the adapter buckle 103, the adapter can be adapted to the existing preformed end adapters of other models, and good compatibility is achieved.
When the connector is to be fitted to a pre-formed end adapter from another manufacturer, the connector housing 14 is removed from the connector and an adapter is then installed to fit the pre-formed end adapter from another manufacturer. When the connector outer sleeve 14 is disassembled, the connector outer sleeve 14 only needs to retreat for a certain distance along the axial direction, then the connector outer sleeve rotates for a certain angle along the opposite direction of clamping and locking during installation, the clamping groove 142 of the connector outer sleeve 14 and the convex rib 131 of the unlocking ring 13 are unlocked, and the connector outer sleeve 14 can be smoothly taken down from the connector.
In this embodiment, the inner wall of the connector housing 14 is provided with a first positioning surface 145, and the first positioning surface 145 is a special-shaped positioning plane. Correspondingly, the connector cap 16 is provided with a second locating surface 162 and the adapter is provided with corresponding structure for locating with the first locating surface 145. So that the connector cap 16 or the adapter can be quickly and conveniently guided and assembled to prevent the occurrence of reverse insertion or erroneous operation.
For assembly convenience, in this embodiment, a first mark 104 is provided on the end of the insertion portion 101 on the same side as the elastic cantilever 11. The first marker 104 may be a locating sidewall.
The outer wall of the portion of the unlocking ring 13 for pressing the elastic cantilever 11 is provided with a second index 134 for aligning with the first index 104. Specifically, the second mark 134 is located on the outer wall corresponding to the location of the unlocking protrusion 132. The second mark 134 in this embodiment is a slot structure.
The connector housing 14 is provided with a third indicia 146 for aligning with the first indicia 104 and the second indicia 134. The third mark 146 is an indication arrow in this embodiment.
Referring to fig. 14, when the unlocking ring 13 is assembled to the connector body 10, it is only necessary to align the second mark 134 with the first mark 104, and positioning end surfaces may be provided on the unlocking ring 13 and the connector body 10, so that the unlocking ring 13 can be quickly and conveniently assembled and matched with the connector body 10 through the positioning end surfaces.
Referring to fig. 15, similarly, when the connector housing 14 is assembled to the connector body 10, only the first mark 104 and the second mark 134 need to be used as references.
In order to achieve better waterproof effect, the mating part of the connector body 10 and the connector housing 14 is further provided with a second sealing ring 31 for preventing water or dirt from flowing into the sealed ferrule through the outer wall of the connector body 10. The mating of the connector cap 16 and the connector shell 14 is further provided with a first sealing ring 30, which is a combined seal for preventing water or dirt from flowing into the outer wall of the connector body 10 from the outside.
Referring to fig. 16 to 20, the present embodiment also provides an adapter including an adapter cap 21, an adapter connection cord 22, an adapter body 23, an adapter packing 24, an adapter nut 25, an adapter seal ring 26, an SC cartridge 27, and a ceramic sleeve 28.
Referring to fig. 21 and 22, the adapter body 23 is provided with an adapter slot 231 for engaging with the locking buckle 112 of the connector. The adapter slot 231 is used for locking with the locking buckle 112 of the connector body 10, and the adapter body 23 is provided with a third positioning surface 232 which is matched with the first positioning surface 145 of the connector housing 14. The third positioning surface 232 is also a special-shaped positioning plane, and the quick positioning connection between the connector 1 and the adapter 2 is facilitated by aligning and matching the third positioning surface with the first positioning surface 145.
The adapter body 23 and the adapter cap 21 are connected by the adapter connection cord 22 so that the adapter cap 21 can be hung on the adapter body 23 when not in use without being dropped and lost.
The adaptor main body 23 is further provided with an SC clamping seat elastic arm 233, when the ceramic sleeve 28 is installed inside the adaptor main body 23, the SC clamping seat 27 is assembled into the adaptor main body 23 from the axial end of the adaptor main body 23, as shown in fig. 23 and 24, a positioning column 271 at the bottom of the SC clamping seat 27 is matched and positioned with a positioning hole 234 inside the adaptor main body 23, and an adaptor buckle 235 of the adaptor main body 23 is fixed and pressed against a buckling end surface 272 of the SC clamping seat 27, so that the SC clamping seat 27 is fixed, the ceramic sleeve 28 is protected, and signal transmission is more stable. The adapter body 23 ports are provided with connector guide grooves 236 for connecting a conventional SC connector.
The adapter cap insertion end of the adapter body 23 is provided with a sealing ring groove 237 to seat the adapter sealing ring 26 to prevent water or dirt from flowing along the outer wall of the adapter cap 21 into the ceramic sleeve 28.
When the adapter 2 is required to be connected with the connector 1, the connector cap 16 and the adapter cap 21 are respectively taken out, the connector cap 16 is connected with the connector 1 through the connector connecting rope 70, the adapter cap 21 is connected with the adapter through the adapter connecting rope 22, the connector cap 16 and the adapter cap 21 can be inserted and matched with each other, the pollution of the connector cap and the adapter cap by the external environment when the connector cap and the adapter cap are not used is prevented, and the dustproof and waterproof performance is ensured when the connector cap and the adapter cap are used repeatedly. The connector 1 is inserted into the adapter 2, the locking structure is the same as the structure of the connector cap 16 inserted into the connector 1, and the sealing structure is the same as the structure of the connector cap 16 inserted into the connector 1.
When the connector 1 needs to be withdrawn from the adapter 2, the connector 1 is unlocked from the adapter 2 by simply pulling the pull cord 15 of the connector housing 14. The unlocking principle is the same as the unlocking structure principle in which the connector cap 16 is withdrawn from the connector 1.
Referring to fig. 25 and 26, the present embodiment also provides a fiber optic connection assembly including a connector 1 and an adapter 2.
Wherein, the connector 1 comprises a plurality of connectors,
the connector body 10 comprises an insertion part 101, and two opposite sides of the insertion part 101 are respectively provided with a positioning buckle 102;
the buckle assembly comprises two elastic cantilevers 11 which are fixed at the root of the insertion part 101 and are positioned at the other two opposite sides of the insertion part 101, and each elastic cantilever 11 is sequentially provided with an unlocking buckle 111 and a locking buckle 112 along the insertion direction;
an elastic member 12 provided at the root of the insertion portion 101;
the unlocking ring 13 is sleeved on the inserting part 101, one end of the unlocking ring 13 abuts against the elastic part 12, the other end of the unlocking ring 13 abuts against the positioning buckle 102, the unlocking ring 13 can axially move along the inserting part 101, and when the unlocking ring 13 moves towards the root of the inserting part 101, the two elastic cantilevers 11 can be pressed to enable the two elastic cantilevers 11 to approach towards the inserting part 101;
the adapter 2 is composed of a plurality of,
the adapter body 23 is provided with an adapter slot 231 which is matched and clamped with the locking buckle 112.
Further, the connector further comprises a connector outer sleeve 14, wherein the connector outer sleeve 14 is sleeved on the insertion part 101 and is clamped with the unlocking ring 13.
Further, the connector housing 14 is further provided with a first positioning surface 145, and the adapter main body 23 is provided with a third positioning surface 232 which is matched with the first positioning surface 145.
The present invention is not limited to the above-described embodiments, and it will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the principle of the present invention, and such modifications and improvements are also considered to be within the scope of the present invention. Those not described in detail in this specification are within the skill of the art.
Claims (16)
1. A connector, comprising:
the connector comprises a connector body (10) and a connector body, wherein the connector body comprises an insertion part (101), and two opposite sides of the insertion part (101) are respectively provided with a positioning buckle (102);
the buckle assembly comprises two elastic cantilevers (11) which are fixed at the root of the insertion part (101) and located at the other two opposite sides of the insertion part (101), and each elastic cantilever (11) is sequentially provided with an unlocking buckle (111) and a locking buckle (112) for clamping with a matched adapter from the root to the end of the insertion part (101) along the insertion direction;
an elastic member (12) provided at the root of the insertion portion (101);
the unlocking ring (13) is sleeved on the inserting part (101), one end of the unlocking ring (13) abuts against the elastic piece (12), the other end of the unlocking ring abuts against the positioning buckle (102), the unlocking ring (13) can move along the axial direction of the inserting part (101), and when the unlocking ring (13) moves towards the root of the inserting part (101), the two elastic cantilevers (11) can be pressed, so that the two elastic cantilevers (11) are close to the inserting part (101).
2. The connector of claim 1, wherein: the connector further comprises a connector outer sleeve (14), wherein the connector outer sleeve (14) is sleeved on the inserting part (101) and is clamped with the unlocking ring (13).
3. The connector of claim 2, wherein: the inner wall of the connector outer sleeve (14) is provided with a clamping groove (142) and a connector boss (141) matched with the end face of the unlocking ring (13), and the outer wall of the unlocking ring (13) is provided with a convex rib (131) matched with the clamping groove (142).
4. The connector of claim 2, wherein: the connector also comprises a pull rope (15) sleeved on the connector outer sleeve (14).
5. The connector of claim 4, wherein: one end of connector overcoat (14) is equipped with stay cord groove (143), the tip of stay cord groove (143) is followed the radial extension of connector overcoat (14) forms a stay cord groove terminal surface (144), stay cord (15) include a clamp (151), the symmetry is equipped with two bumps (152) on clamp (151), clamp (151) cover is established on stay cord groove (143), and two bump (152) support and are held on stay cord groove terminal surface (144).
6. The connector of claim 2, wherein: the connector housing (14) is also provided with a first locating surface (145) for locating with a mating adapter.
7. The connector of claim 6, wherein: the connector still includes connector cap (16), be equipped with on connector cap (16) with connector cap buckle groove (161) of locking buckle (112) cooperation joint, just still be equipped with on connector cap (16) with second locating surface (162) of first locating surface (145) cooperation location.
8. The connector of claim 7, wherein: the matching part of the connector cap (16) and the connector outer sleeve (14) is also provided with a first sealing ring (30).
9. The connector of claim 2, wherein: and a second sealing ring (31) is further arranged at the matching position of the connector main body (10) and the connector outer sleeve (14).
10. The connector of claim 1, wherein: two opposite sides of the inner wall of the unlocking ring (13) are respectively provided with an unlocking boss (132) matched with the unlocking buckle (111), and the other two opposite sides of the unlocking ring (13) are respectively provided with an unlocking ring buckle (133) matched with the positioning buckle (102).
11. The connector of claim 1, wherein: the inserting portion (101) is further provided with an adapter buckle (103) which is located on the same side with each positioning buckle (102) and is far away from the root portion of the inserting portion (101), and the adapter buckle (103) is used for installing an adapter.
12. The connector of claim 2, wherein:
a first mark (104) is arranged at one end of the inserting part (101) on the same side with the elastic cantilever (11);
a second mark (134) which is aligned with the first mark (104) is arranged on the outer wall of the part, used for pressing the elastic cantilever (11), of the unlocking ring (13);
the connector housing (14) is provided with a third mark (146) which is aligned with the first mark (104) and the second mark.
13. The connector of claim 1, wherein: the elastic cantilever (11) is further provided with a first support boss (113), the unlocking ring (13) is provided with a second support boss (135) matched with the first support boss (113), and the first support boss (113) and the second support boss (135) are configured as follows: when the locking buckle (112) is in a clamping state, the first supporting boss (113) and the second supporting boss (135) are axially aligned, and when the unlocking ring (13) moves towards the root of the insertion part (101), the first supporting boss (113) and the second supporting boss (135) can be staggered.
14. A fiber optic connection assembly, comprising:
a connector (1) comprising, in combination,
-a connector body (10) comprising an insertion portion (101), said insertion portion (101) being provided with a positioning catch (102) on one of two opposite sides;
-a catch assembly comprising two resilient cantilever arms (11) fixed at the root of the insert (101) and located on the other opposite sides of the insert (101), each resilient cantilever arm (11) being provided with an unlocking catch (111) and a locking catch (112) in order from the root to the end of the insert (101) in the direction of insertion;
-an elastic element (12) provided at the root of the insertion portion (101);
-an unlocking ring (13) fitted over the insert (101), the unlocking ring (13) abutting at one end against the resilient member (12) and at the other end against the positioning catch (102), the unlocking ring (13) being axially movable along the insert (101) and being adapted to compress the two resilient cantilevers (11) when the unlocking ring (13) is moved towards the root of the insert (101) so that the two resilient cantilevers (11) are drawn towards the insert (101);
an adapter (2) comprising, in combination,
-an adapter body (23) provided with an adapter slot (231) for cooperating with the locking catch (112).
15. The fiber optic connection assembly of claim 14, wherein: the connector further comprises a connector outer sleeve (14), wherein the connector outer sleeve (14) is sleeved on the inserting part (101) and is clamped with the unlocking ring (13).
16. The fiber optic connection assembly of claim 15, wherein: the connector outer sleeve (14) is further provided with a first positioning surface (145), and a third positioning surface (232) matched with the first positioning surface (145) is arranged on the adapter main body (23).
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911413134.5A CN111061017B (en) | 2019-12-31 | 2019-12-31 | Connector and optical fiber connecting assembly |
| BR112022005145A BR112022005145A2 (en) | 2019-12-31 | 2020-04-10 | CONNECTOR, AND, FIBER OPTIC CONNECTION ASSEMBLY |
| MX2022002867A MX2022002867A (en) | 2019-12-31 | 2020-04-10 | Connector and optical fiber connection assembly. |
| PCT/CN2020/084083 WO2021134971A1 (en) | 2019-12-31 | 2020-04-10 | Connector and optical fiber connection assembly |
| PE2022000428A PE20220650A1 (en) | 2019-12-31 | 2020-04-10 | FIBER OPTIC CONNECTOR AND ASSEMBLY |
| CL2022000691A CL2022000691A1 (en) | 2019-12-31 | 2022-03-22 | Fiber Optic Patch Connector and Assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911413134.5A CN111061017B (en) | 2019-12-31 | 2019-12-31 | Connector and optical fiber connecting assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111061017A CN111061017A (en) | 2020-04-24 |
| CN111061017B true CN111061017B (en) | 2020-12-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911413134.5A Active CN111061017B (en) | 2019-12-31 | 2019-12-31 | Connector and optical fiber connecting assembly |
Country Status (6)
| Country | Link |
|---|---|
| CN (1) | CN111061017B (en) |
| BR (1) | BR112022005145A2 (en) |
| CL (1) | CL2022000691A1 (en) |
| MX (1) | MX2022002867A (en) |
| PE (1) | PE20220650A1 (en) |
| WO (1) | WO2021134971A1 (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112099155A (en) * | 2020-09-09 | 2020-12-18 | 烽火通信科技股份有限公司 | Connector and optical fiber connecting assembly |
| CN113433624B (en) * | 2021-06-30 | 2022-05-13 | 烽火通信科技股份有限公司 | Outdoor waterproof fiber connector |
| CN113568110B (en) * | 2021-07-08 | 2023-01-31 | 烽火通信科技股份有限公司 | Outdoor preformed optical fiber connector and adapter assembly |
| WO2023060385A1 (en) * | 2021-10-11 | 2023-04-20 | 华为技术有限公司 | Optical fiber adapter and optical communication device |
| CN114518622B (en) * | 2022-02-16 | 2023-01-31 | 烽火通信科技股份有限公司 | Adapter, protection box and connector assembly of high-speed joint |
| CN115437078B (en) * | 2022-09-01 | 2023-08-11 | 烽火通信科技股份有限公司 | Optical fiber connector plug, adapter and connector assembly |
| CN115421252B (en) * | 2022-09-01 | 2023-08-11 | 烽火通信科技股份有限公司 | Adapter, connector and optical fiber connection box |
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| JP3354484B2 (en) * | 1998-03-31 | 2002-12-09 | 株式会社ケンウッド | Connection structure between plug and connector |
| JP2012141392A (en) * | 2010-12-28 | 2012-07-26 | Sanwa Denki Kogyo Co Ltd | Optical connector |
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| CN110596823B (en) * | 2018-09-03 | 2020-12-04 | 华为技术有限公司 | Optical fiber connector and optical fiber connector |
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- 2019-12-31 CN CN201911413134.5A patent/CN111061017B/en active Active
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- 2020-04-10 PE PE2022000428A patent/PE20220650A1/en unknown
- 2020-04-10 WO PCT/CN2020/084083 patent/WO2021134971A1/en active Application Filing
- 2020-04-10 BR BR112022005145A patent/BR112022005145A2/en unknown
- 2020-04-10 MX MX2022002867A patent/MX2022002867A/en unknown
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- 2022-03-22 CL CL2022000691A patent/CL2022000691A1/en unknown
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| CN104297862A (en) * | 2013-12-13 | 2015-01-21 | 中航光电科技股份有限公司 | Optical fiber connector plug and unlocking clamp portion thereof |
| CN207817258U (en) * | 2018-01-26 | 2018-09-04 | 宁波市飞天电子科技有限公司 | A kind of fast socket, connector |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN111061017A (en) | 2020-04-24 |
| WO2021134971A1 (en) | 2021-07-08 |
| BR112022005145A2 (en) | 2022-07-26 |
| MX2022002867A (en) | 2022-06-08 |
| CL2022000691A1 (en) | 2022-11-04 |
| PE20220650A1 (en) | 2022-04-29 |
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