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CN112255738B - Optical fiber connector - Google Patents

Optical fiber connector Download PDF

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Publication number
CN112255738B
CN112255738B CN202011267407.2A CN202011267407A CN112255738B CN 112255738 B CN112255738 B CN 112255738B CN 202011267407 A CN202011267407 A CN 202011267407A CN 112255738 B CN112255738 B CN 112255738B
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CN
China
Prior art keywords
optical fiber
clamping
matched
plate
clamping arc
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CN202011267407.2A
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Chinese (zh)
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CN112255738A (en
Inventor
不公告发明人
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Yingkou Lida Electronic Equipment Co.,Ltd.
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Yingkou Lida Electronic Equipment Co ltd
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Priority to CN202011267407.2A priority Critical patent/CN112255738B/en
Publication of CN112255738A publication Critical patent/CN112255738A/en
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Publication of CN112255738B publication Critical patent/CN112255738B/en
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    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24Coupling light guides
    • G02B6/36Mechanical coupling means
    • G02B6/38Mechanical coupling means having fibre to fibre mating means
    • G02B6/3807Dismountable connectors, i.e. comprising plugs
    • G02B6/3833Details of mounting fibres in ferrules; Assembly methods; Manufacture
    • G02B6/3855Details of mounting fibres in ferrules; Assembly methods; Manufacture characterised by the method of anchoring or fixing the fibre within the ferrule
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24Coupling light guides
    • G02B6/36Mechanical coupling means
    • G02B6/38Mechanical coupling means having fibre to fibre mating means
    • G02B6/3807Dismountable connectors, i.e. comprising plugs
    • G02B6/381Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres
    • G02B6/3817Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres containing optical and electrical conductors
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24Coupling light guides
    • G02B6/36Mechanical coupling means
    • G02B6/38Mechanical coupling means having fibre to fibre mating means
    • G02B6/3807Dismountable connectors, i.e. comprising plugs
    • G02B6/3833Details of mounting fibres in ferrules; Assembly methods; Manufacture
    • G02B6/3847Details of mounting fibres in ferrules; Assembly methods; Manufacture with means preventing fibre end damage, e.g. recessed fibre surfaces
    • G02B6/3849Details of mounting fibres in ferrules; Assembly methods; Manufacture with means preventing fibre end damage, e.g. recessed fibre surfaces using mechanical protective elements, e.g. caps, hoods, sealing membranes
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24Coupling light guides
    • G02B6/36Mechanical coupling means
    • G02B6/38Mechanical coupling means having fibre to fibre mating means
    • G02B6/3807Dismountable connectors, i.e. comprising plugs
    • G02B6/389Dismountable connectors, i.e. comprising plugs characterised by the method of fastening connecting plugs and sockets, e.g. screw- or nut-lock, snap-in, bayonet type
    • G02B6/3891Bayonet type

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mechanical Coupling Of Light Guides (AREA)

Abstract

The invention discloses an optical fiber connector, which comprises an optical fiber ferrule matched with the end part of an optical fiber, an assembling shell and an optical fiber clamping tube, the tail end of the optical fiber ferrule is provided with a connecting ring body, the outer ring surface of the connecting ring body is provided with a first external thread, the assembly shell is provided with a first screw hole matched with the external thread, the optical fiber clamping tube comprises a connecting tube and a clamping arc plate, more than one clamping arc plate is arranged, the clamping arc plates are distributed in an annular array, the head end of each clamping arc plate and the connecting pipe are integrally arranged, the clamping arc plate is provided with an anti-skid rubber pad which is tightly attached to the optical fiber, the clamping arc plate is provided with second external threads, a double-sided threaded pipe which can enable the clamping arc plate to clamp the optical fiber body by screwing is inserted into the connecting pipe, and internal threads matched with the double-sided threaded pipe are arranged on the inner ring surface of the connecting ring body; this fiber connector environmental protection nature is good, and it is comparatively simple to change the accessory, can realize reuse.

Description

Optical fiber connector
Technical Field
The present invention relates to an optical fiber connector.
Background
In daily life, optical fibers are used for long distance information transmission because the loss of light transmitted through optical fibers is much lower than the loss of electricity transmitted through electric wires.
With the long-term development of optical fiber connectors, the requirements for optical fiber connectors are becoming higher and higher, and miniaturization and simplification of connectors are an important trend in the current development. Because of the installation structure of the existing optical fiber connector, the existing optical fiber connector can only be used as a disposable product, and secondary recycling is complex, so that improvement is needed.
Disclosure of Invention
The invention aims to provide an optical fiber connector which is good in environmental protection, simple in accessory replacement and capable of realizing recycling.
In order to solve the problems, the invention adopts the following technical scheme:
an optical fiber connector comprises an optical fiber ferrule, an assembly shell and an optical fiber clamping tube, wherein the optical fiber ferrule is matched with the end part of an optical fiber, the end part of the optical fiber ferrule is provided with a connecting ring body, the connecting ring body and the optical fiber ferrule are arranged integrally, the outer ring surface of the connecting ring body is provided with a first external thread, the assembly shell is provided with a first screw hole matched with the external thread, the optical fiber ferrule is screwed into the first screw hole, the optical fiber clamping tube comprises a connecting tube and clamping arc plates, more than one clamping arc plates are arranged, the clamping arc plates are distributed in an annular array, the head ends of the clamping arc plates and the connecting tube are arranged integrally, anti-skidding rubber pads clung to the optical fiber are arranged on the clamping arc plates, second external threads are arranged on the clamping arc plates, and double-sided threaded tubes capable of enabling the clamping arc plates to clamp the optical fiber body through screwing are inserted into the connecting tube, the inner ring surface of the connecting ring body is provided with internal threads matched with the double-sided threaded pipe, and the double-sided threaded pipe is screwed into the connecting ring body.
As preferred, install the lag on the assembly casing, be provided with joint portion on the lag, be provided with the draw-in groove that matches with joint portion on the assembly casing, be provided with limiting plate and check spring in the lag, be provided with the turn-ups on the double-sided threaded pipe, the optic fibre grip block passes the lag setting, check spring is located between turn-ups and the limiting plate, through disposing the lag, can play good protecting effect, can protect the optic fibre grip block, avoids the optic fibre grip block to be damaged, and the structure dismouting that has adopted the joint is simple, makes things convenient for later maintenance and change accessory.
Preferably, the assembling shell is provided with a connecting beam, the connecting beam is provided with a threaded rod, the threaded rod penetrates through the connecting beam and is in threaded connection with the connecting beam, the assembling shell is provided with a first reset spring, a clamping plate matched with the optical fiber connecting female head is arranged above the first reset spring, one end of the first reset spring is fixedly connected with the assembling shell, the other end of the first reset spring is fixedly connected with the clamping plate, the tail end of the threaded rod is positioned under the clamping plate, the tail end of the threaded rod is provided with a cam for jacking the clamping plate to be clamped with the optical fiber connecting female head, the cam is fixedly connected with the tail end of the threaded rod, the other end of the threaded rod is provided with a twisting handle, compared with the traditional structure, the clamping structure is more stable, and the situation that the clamping terminal is easily broken after being plugged and unplugged for many times like the traditional structure can not occur, is favorable for multiple use.
Preferably, the protective sleeve is embedded with a magnetic ring, the assembling shell is embedded with a metal sheet matched with the magnetic ring, the optical fiber clamping tube penetrates through the magnetic ring, the inner wall of the protective sleeve is provided with an electromagnetic shielding coating, the stability after assembling can be improved by configuring the magnetic ring, and meanwhile, the good electromagnetic shielding effect can be achieved by matching the electromagnetic shielding coating.
As preferred, it accomodates the groove to twist to be provided with on the handle, accomodate the inslot and be provided with location spheroid and second reset spring, be provided with the constant head tank that matches with location spheroid on the tie-beam, location spheroid and second reset spring welding, the tank bottom and the bonding of second reset spring of accomodating the groove, the location spheroid inserts in the constant head tank when the joint board is jacked to the cam, accomodates groove and location spheroid through disposing, during the joint board is jacked to the cam location spheroid inserts in the constant head tank, and stability is good, can effectually avoid the joint board by easy emergence rotation of cam after the jack-up.
Preferably, be provided with the stiffening plate between connecting pipe and the centre gripping arc board, connecting pipe and centre gripping arc board all with stiffening plate fixed connection, through disposing the stiffening plate, can play good stiffening effect, can effectually avoid the fracture of centre gripping arc board.
Preferably, the anti-slip rubber pads are arranged in a fan shape, the number of the anti-slip rubber pads is three, positioning holes matched with the optical fibers are formed between the anti-slip rubber pads, the back surfaces of the anti-slip rubber pads are bonded with the clamping arc plates, and the anti-slip rubber pads can well clamp the optical fibers and play an excellent positioning role, so that the assembly of workers is facilitated.
As preferred, anti-skidding rubber pad openly is provided with the embedded groove, be provided with the fried dough twist copper line in the embedded groove, the fried dough twist copper line is located the locating hole, and through being equipped with the fried dough twist copper line, the fried dough twist copper line can be hugged closely with optic fibre after the optic fibre assembly, because the structure of fried dough twist, can increase the frictional force with optic fibre, can effectual promotion antiskid effect, simultaneously because the fried dough twist copper line has good electric conductive property, promotion electromagnetic shield effect that can step forward.
The invention has the beneficial effects that: compared with the traditional structure, each accessory adopts a detachable structure, the disassembly convenience is good, when the accessory is damaged, the accessory can be independently replaced, the reutilization can be realized, the environment-friendly optical fiber assembly structure has good environmental protection performance and good assembly stability, the optical fiber is not easy to displace after assembly, and simultaneously, the good protection effect on the optical fiber can be realized, in addition, a protective sleeve is arranged on an assembly shell, a clamping part is arranged on the protective sleeve, clamping grooves matched with the clamping part are arranged on the assembly shell, a limiting plate and a locking spring are arranged in the protective sleeve, a flanging is arranged on a double-faced threaded pipe, the optical fiber clamping pipe passes through the protective sleeve, the locking spring is positioned between the flanging and the limiting plate, the good protection effect can be realized by configuring the protective sleeve, the optical fiber clamping pipe can be protected, the optical fiber clamping pipe is prevented from being damaged, and the disassembly and assembly of the structure adopting the clamping are simple, the convenience later maintenance and the change accessory. Be provided with the tie-beam on the assembly casing, be provided with the threaded rod on the tie-beam, the threaded rod pass the tie-beam and with tie-beam threaded connection, be provided with first reset spring on the assembly casing, first reset spring top is provided with the joint board of mating with female head of optical fiber connection, first reset spring one end and assembly casing fixed connection, the first reset spring other end and joint board fixed connection, the threaded rod end is located under the joint board, the threaded rod end is provided with and is used for jacking the joint board and make its and female first joint's of optical fiber connection cam, cam and threaded rod end fixed connection, the threaded rod other end is provided with twists the handle, compare with traditional structure, the joint structure is more stable, the easy condition of joint terminal fracture after plug many times like traditional structure can not appear, be favorable to repetitious usage. The protection sleeve is embedded with a magnetic ring, the assembly shell is embedded with a metal sheet matched with the magnetic ring, the optical fiber clamping tube penetrates through the magnetic ring, the inner wall of the protection sleeve is provided with an electromagnetic shielding coating, the stability after assembly can be improved by configuring the magnetic ring, and meanwhile, the protection sleeve can play a good electromagnetic shielding effect by matching with the electromagnetic shielding coating. It accomodates the groove to twist to be provided with on, accomodates the inslot and is provided with location spheroid and second reset spring, is provided with the constant head tank that pairs mutually with location spheroid on the tie-beam, location spheroid and second reset spring welding, the tank bottom of accomodating the groove bonds with second reset spring, and in the location spheroid inserted the constant head tank when the joint board was jacked to the cam, through disposing and accomodate groove and location spheroid, the location spheroid inserted the constant head tank when the joint board was jacked to the cam in, stability is good, can effectually avoid the joint board by the easy emergence rotation of cam after the jack-up. Be provided with the stiffening plate between connecting pipe and the centre gripping arc board, connecting pipe and centre gripping arc board all with stiffening plate fixed connection, through disposing the stiffening plate, can play good reinforcement effect, can effectually avoid the fracture of centre gripping arc board. The anti-skidding rubber pads are in a fan-shaped arrangement and are provided with threely, are formed with the locating hole that pairs mutually with the optic fibre body between the anti-skidding rubber pads, and the anti-skidding rubber pads back and centre gripping arc board bonding, the anti-skidding rubber pads can be good carry optic fibre and play outstanding positioning action, are favorable to the staff assembly. The antiskid rubber pad openly is provided with the embedded groove, is provided with the fried dough twist copper line in the embedded groove, and the fried dough twist copper line is located the locating hole, through being equipped with the fried dough twist copper line, and the fried dough twist copper line can be hugged closely with optic fibre after the optic fibre assembly, because the structure of fried dough twist can increase the frictional force with optic fibre, can effectual promotion antiskid effect, simultaneously because the fried dough twist copper line has good electric conductive property, promotion electromagnetic shield effect that can step forward.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is an exploded perspective view of an optical fiber connector according to the present invention.
FIG. 2 is a partial structural view of a fiber clamping tube of an optical fiber connector according to the present invention.
Fig. 3 is a schematic structural view of an anti-slip rubber pad of an optical fiber connector according to the present invention.
Fig. 4 is a schematic structural diagram of a protection sleeve of an optical fiber connector according to the present invention.
Fig. 5 is a schematic structural diagram of a latch plate and a cam of an optical fiber connector according to the present invention.
Fig. 6 is a partial structural schematic view of a mounting housing of an optical fiber connector according to the present invention.
Fig. 7 is a front view of a connecting beam of an optical fiber connector of the present invention.
In the figure:
1. an optical fiber ferrule; 2. assembling the shell; 3. an optical fiber clamping tube; 4. a connecting ring body; 5. a connecting pipe; 6. clamping the arc plate; 7. an anti-skid rubber pad; 8. a double-sided threaded pipe; 9. a protective sleeve; 10. a clamping part; 11. a card slot; 12. a locking spring; 13. flanging; 14. a connecting beam; 15. a threaded rod; 16. a first return spring; 17. a clamping and connecting plate; 18. a cam; 19. twisting a handle; 20. a magnetic ring; 21. positioning the sphere; 22. positioning a groove; 23. a reinforcing plate; 24. positioning holes; 25. twisted copper wire.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the embodiments, it should be understood that the terms "middle", "upper", "lower", "top", "right", "left", "above", "back", "middle", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present embodiment, if the connection or fixing manner between the components is not specifically described, the connection or fixing manner may be a conventional manner such as bolt fixing, pin shaft connecting, adhesive fixing, or rivet fixing, which is commonly used in the prior art, and therefore, the detailed description thereof will not be provided in the examples.
Example 1
As shown in fig. 1-6, an optical fiber connector comprises an optical fiber ferrule 1, an assembly housing 2 and an optical fiber clamping tube 3, which are matched with the end of an optical fiber, wherein a connection ring body 4 is arranged at the end of the optical fiber ferrule 1, the connection ring body 4 and the optical fiber ferrule 1 are integrally arranged, a first external thread (not shown) is arranged on the outer ring surface of the connection ring body 4, a first screw hole (not shown) matched with the external thread is arranged on the assembly housing 2, the optical fiber ferrule 1 is screwed into the first screw hole, the optical fiber clamping tube 3 comprises a connection tube 5 and clamping arc plates 6, more than one clamping arc plates 6 are arranged, the clamping arc plates 6 are distributed in an annular array, the head end of each clamping arc plate 6 and the connection tube 5 are integrally arranged, an anti-skid rubber pad 7 tightly attached to the optical fiber is arranged on each clamping arc plate 6, a second external thread (not shown) is arranged on each clamping arc plate 6, a double-sided threaded pipe 8 which can enable the clamping arc plate to clamp the optical fiber body through screwing is inserted into the connecting pipe 5, internal threads matched with the double-sided threaded pipe 8 are arranged on the inner ring surface of the connecting ring body 4, and the double-sided threaded pipe 8 is screwed into the connecting ring body 4.
The beneficial effect of this embodiment does: compared with the traditional structure, each accessory adopts a detachable structure, the disassembly convenience is good, the accessories can be replaced independently when damaged, the reuse can be realized, the environment-friendly performance is good, the assembly stability is good, the optical fiber is not easy to displace after assembly, and the optical fiber can be well protected.
Example 2
As shown in fig. 1-6, an optical fiber connector comprises an optical fiber ferrule 1, an assembly housing 2 and an optical fiber clamping tube 3, which are matched with the end of an optical fiber, wherein a connection ring body 4 is arranged at the end of the optical fiber ferrule 1, the connection ring body 4 and the optical fiber ferrule 1 are integrally arranged, a first external thread (not shown) is arranged on the outer ring surface of the connection ring body 4, a first screw hole (not shown) matched with the external thread is arranged on the assembly housing 2, the optical fiber ferrule 1 is screwed into the first screw hole, the optical fiber clamping tube 3 comprises a connection tube 5 and clamping arc plates 6, more than one clamping arc plates 6 are arranged, the clamping arc plates 6 are distributed in an annular array, the head end of each clamping arc plate 6 and the connection tube 5 are integrally arranged, an anti-skid rubber pad 7 tightly attached to the optical fiber is arranged on each clamping arc plate 6, a second external thread (not shown) is arranged on each clamping arc plate 6, a double-sided threaded pipe 8 which can enable the clamping arc plate to clamp the optical fiber body through screwing is inserted into the connecting pipe 5, internal threads matched with the double-sided threaded pipe 8 are arranged on the inner ring surface of the connecting ring body 4, and the double-sided threaded pipe 8 is screwed into the connecting ring body 4.
In this embodiment, install lag 9 on the assembly casing 2, be provided with joint portion 10 on the lag 9, be provided with the draw-in groove 11 that pairs mutually with joint portion 10 on the assembly casing 2, be provided with limiting plate (not shown) and check spring 12 in the lag 9, be provided with turn-ups 13 on the double-sided threaded pipe 8, optic fibre grip block 3 passes lag 9 and sets up, check spring 12 is located between turn-ups 13 and the limiting plate, through disposing lag 9, can play good protecting effect, can protect optic fibre grip block 3, avoids optic fibre grip block 3 to be damaged, and the structure dismouting that has adopted the joint is simple, makes things convenient for later maintenance and replacement accessory.
In this embodiment, the assembly housing 2 is provided with the connection beam 14, the connection beam 14 is provided with a threaded rod 15, the threaded rod 15 passes through the connection beam 14 and is in threaded connection with the connection beam 14, the assembly housing 2 is provided with a first reset spring 16, a clamping plate 17 matched with the female optical fiber connector is arranged above the first reset spring 16, one end of the first reset spring 16 is fixedly connected with the assembly housing 2, the other end of the first reset spring 16 is fixedly connected with the clamping plate 17, the tail end of the threaded rod 15 is positioned under the clamping plate 17, the tail end of the threaded rod 15 is provided with a cam 18 for jacking the clamping plate 17 to enable the clamping plate 17 to be clamped with the female optical fiber connector, the cam 18 is fixedly connected with the tail end of the threaded rod 15, the other end of the threaded rod 15 is provided with a twisting handle 19, compared with the conventional structure, the clamping structure is more stable, the situation that the clamping terminal is easy to break after being plugged and pulled for many times like the traditional structure can not occur, and the multi-use is facilitated.
In this embodiment, the protective sleeve 9 is embedded with a magnetic ring 20, the assembling housing 2 is embedded with a metal sheet (not shown) matching with the magnetic ring 20, the optical fiber clamping tube 3 passes through the magnetic ring, the inner wall of the protective sleeve 9 is provided with an electromagnetic shielding coating (not shown), the stability after assembly can be improved by configuring the magnetic ring 20, and meanwhile, the electromagnetic shielding coating can play a good electromagnetic shielding effect.
In this embodiment, it accomodates the groove (not shown) to be provided with on the twist 19, accomodate the inslot and be provided with location spheroid 21 and second reset spring (not shown), be provided with on the tie-beam 14 with location spheroid 21 assorted constant head tank 22, location spheroid 21 and second reset spring welding, the tank bottom of accomodating the groove bonds with second reset spring, location spheroid 21 inserts in the constant head tank 22 when cam 18 jacks up joint board 17, and through disposing and accomodating groove and location spheroid 21, location spheroid 21 inserts in the constant head tank 22 when cam 18 jacks up joint board 17, and stability is good, can effectually avoid behind the joint board 17 by the jack-up can the easy emergence of cam 18 to rotate.
In this embodiment, be provided with stiffening plate 23 between connecting pipe 5 and the centre gripping arc 6, connecting pipe 5 and centre gripping arc 6 all with stiffening plate 23 fixed connection, through disposing stiffening plate 23, can play good stiffening effect, can effectually avoid the fracture of centre gripping arc 6.
In this embodiment, anti-skidding rubber pad 7 is fan-shaped, anti-skidding rubber pad 7 is provided with three, be formed with between the anti-skidding rubber pad 7 with the optical fiber body assorted locating hole 24, the bonding of anti-skidding rubber pad 7 back and centre gripping arc board 6, anti-skidding rubber pad 7 can be good carry the optic fibre and play outstanding positioning action, be favorable to the staff assembly.
In this embodiment, anti-skidding rubber pad 7 openly is provided with the embedded groove (not shown in the drawing), be provided with fried dough twist copper line 25 in the embedded groove, fried dough twist copper line 25 is located locating hole 24, and through being equipped with fried dough twist copper line 25, optic fibre assembly back fried dough twist copper line 25 can hug closely with optic fibre, because the structure of fried dough twist, can increase the frictional force with optic fibre, can effectual promotion antiskid effect, simultaneously because fried dough twist copper line has good electric conductive property, promotion electromagnetic shield effect that can step forward.
The beneficial effect of this embodiment does: compared with the traditional structure, each accessory adopts a detachable structure, the disassembly convenience is good, when the accessory is damaged, the accessory can be independently replaced, the reutilization can be realized, the environment-friendly optical fiber assembly structure has good environmental protection performance and good assembly stability, the optical fiber is not easy to displace after assembly, and simultaneously, the good protection effect on the optical fiber can be realized, in addition, a protective sleeve is arranged on an assembly shell, a clamping part is arranged on the protective sleeve, clamping grooves matched with the clamping part are arranged on the assembly shell, a limiting plate and a locking spring are arranged in the protective sleeve, a flanging is arranged on a double-faced threaded pipe, the optical fiber clamping pipe passes through the protective sleeve, the locking spring is positioned between the flanging and the limiting plate, the good protection effect can be realized by configuring the protective sleeve, the optical fiber clamping pipe can be protected, the optical fiber clamping pipe is prevented from being damaged, and the disassembly and assembly of the structure adopting the clamping are simple, the convenience later maintenance and the change accessory. Be provided with the tie-beam on the assembly casing, be provided with the threaded rod on the tie-beam, the threaded rod pass the tie-beam and with tie-beam threaded connection, be provided with first reset spring on the assembly casing, first reset spring top is provided with the joint board of mating with female head of optical fiber connection, first reset spring one end and assembly casing fixed connection, the first reset spring other end and joint board fixed connection, the threaded rod end is located under the joint board, the threaded rod end is provided with and is used for jacking the joint board and make its and female first joint's of optical fiber connection cam, cam and threaded rod end fixed connection, the threaded rod other end is provided with twists the handle, compare with traditional structure, the joint structure is more stable, the easy condition of joint terminal fracture after plug many times like traditional structure can not appear, be favorable to repetitious usage. The protection sleeve is embedded with a magnetic ring, the assembly shell is embedded with a metal sheet matched with the magnetic ring, the optical fiber clamping tube penetrates through the magnetic ring, the inner wall of the protection sleeve is provided with an electromagnetic shielding coating, the stability after assembly can be improved by configuring the magnetic ring, and meanwhile, the protection sleeve can play a good electromagnetic shielding effect by matching with the electromagnetic shielding coating. It accomodates the groove to twist to be provided with on, accomodates the inslot and is provided with location spheroid and second reset spring, is provided with the constant head tank that pairs mutually with location spheroid on the tie-beam, location spheroid and second reset spring welding, the tank bottom of accomodating the groove bonds with second reset spring, and in the location spheroid inserted the constant head tank when the joint board was jacked to the cam, through disposing and accomodate groove and location spheroid, the location spheroid inserted the constant head tank when the joint board was jacked to the cam in, stability is good, can effectually avoid the joint board by the easy emergence rotation of cam after the jack-up. Be provided with the stiffening plate between connecting pipe and the centre gripping arc board, connecting pipe and centre gripping arc board all with stiffening plate fixed connection, through disposing the stiffening plate, can play good reinforcement effect, can effectually avoid the fracture of centre gripping arc board. The anti-skidding rubber pads are in a fan-shaped arrangement and are provided with threely, are formed with the locating hole that pairs mutually with the optic fibre body between the anti-skidding rubber pads, and the anti-skidding rubber pads back and centre gripping arc board bonding, the anti-skidding rubber pads can be good carry optic fibre and play outstanding positioning action, are favorable to the staff assembly. The antiskid rubber pad openly is provided with the embedded groove, is provided with the fried dough twist copper line in the embedded groove, and the fried dough twist copper line is located the locating hole, through being equipped with the fried dough twist copper line, and the fried dough twist copper line can be hugged closely with optic fibre after the optic fibre assembly, because the structure of fried dough twist can increase the frictional force with optic fibre, can effectual promotion antiskid effect, simultaneously because the fried dough twist copper line has good electric conductive property, promotion electromagnetic shield effect that can step forward.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention.

Claims (4)

1. An optical fiber connector, characterized by: the optical fiber clamping device comprises an optical fiber ferrule matched with the end part of an optical fiber, an assembling shell and an optical fiber clamping tube, wherein the tail end of the optical fiber ferrule is provided with a connecting ring body, the connecting ring body and the optical fiber ferrule are arranged in an integrated manner, the outer ring surface of the connecting ring body is provided with a first external thread, the assembling shell is provided with a first screw hole matched with the external thread, the optical fiber ferrule is screwed into the first screw hole, the optical fiber clamping tube comprises a connecting tube and clamping arc plates, more than one clamping arc plate is arranged, the clamping arc plates are distributed in an annular array manner, the head end of each clamping arc plate and the connecting tube are arranged in an integrated manner, anti-skid rubber pads tightly attached to the optical fiber are arranged on the clamping arc plates, the anti-skid rubber pads are arranged in a fan shape, three anti-skid rubber pads are formed among the anti-skid rubber pads, positioning holes matched with the optical fiber are formed among the anti-skid rubber pads, and the back surfaces of the anti-skid rubber pads are adhered to the clamping arc plates, the anti-skid rubber pad is characterized in that an embedded groove is formed in the front surface of the anti-skid rubber pad, a twisted copper wire is arranged in the embedded groove and is positioned in a positioning hole, second external threads are arranged on the clamping arc plates, a double-faced threaded pipe capable of clamping an optical fiber body by the clamping arc plates through screwing is inserted into the connecting pipe, internal threads matched with the double-faced threaded pipe are arranged on the inner ring surface of the connecting ring body, the double-faced threaded pipe is screwed into the connecting ring body, a connecting beam is arranged on the assembling shell, a threaded rod is arranged on the connecting beam and penetrates through the connecting beam and is in threaded connection with the connecting beam, a first reset spring is arranged on the assembling shell, a clamping plate matched with an optical fiber connecting female head is arranged above the first reset spring, one end of the first reset spring is fixedly connected with the assembling shell, and the other end of the first reset spring is fixedly connected with the clamping plate, the tail end of the threaded rod is positioned under the clamping plate, the tail end of the threaded rod is provided with a cam for jacking the clamping plate to enable the clamping plate to be clamped with the optical fiber connecting female head, the cam is fixedly connected with the tail end of the threaded rod, and the other end of the threaded rod is provided with a twisting handle; the connecting beam is provided with a positioning groove matched with the positioning ball body, the positioning ball body is welded with the second return spring, the bottom of the receiving groove is bonded with the second return spring, and the positioning ball body is inserted into the positioning groove when the cam jacks up the clamping plate.
2. An optical fiber connector according to claim 1, wherein: the assembling device is characterized in that a protective sleeve is installed on the assembling shell, a clamping portion is arranged on the protective sleeve, a clamping groove matched with the clamping portion is formed in the assembling shell, a limiting plate and a locking spring are arranged in the protective sleeve, a flanging is arranged on the double-faced threaded pipe, the optical fiber clamping pipe penetrates through the protective sleeve, and the locking spring is located between the flanging and the limiting plate.
3. An optical fiber connector according to claim 1, wherein: the optical fiber protection device comprises a protection sleeve, an assembly shell and an optical fiber clamping tube, wherein a magnetic ring is embedded in the protection sleeve, a metal sheet matched with the magnetic ring is embedded in the assembly shell, the optical fiber clamping tube penetrates through the magnetic ring, and an electromagnetic shielding coating is arranged on the inner wall of the protection sleeve.
4. An optical fiber connector according to claim 1, wherein: and a reinforcing plate is arranged between the connecting pipe and the clamping arc plate, and the connecting pipe and the clamping arc plate are fixedly connected with the reinforcing plate.
CN202011267407.2A 2020-11-13 2020-11-13 Optical fiber connector Active CN112255738B (en)

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Application Number Priority Date Filing Date Title
CN202011267407.2A CN112255738B (en) 2020-11-13 2020-11-13 Optical fiber connector

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CN112255738B true CN112255738B (en) 2022-02-25

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