WO2023245956A1 - Connecteur de fibres optiques à âmes multiples - Google Patents

Connecteur de fibres optiques à âmes multiples Download PDF

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Publication number
WO2023245956A1
WO2023245956A1 PCT/CN2022/130195 CN2022130195W WO2023245956A1 WO 2023245956 A1 WO2023245956 A1 WO 2023245956A1 CN 2022130195 W CN2022130195 W CN 2022130195W WO 2023245956 A1 WO2023245956 A1 WO 2023245956A1
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WO
WIPO (PCT)
Prior art keywords
main body
stopper
optical fiber
metal piece
connection
Prior art date
Application number
PCT/CN2022/130195
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English (en)
Chinese (zh)
Inventor
刘丙利
Original Assignee
深圳市埃立康科技有限公司
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Publication date
Application filed by 深圳市埃立康科技有限公司 filed Critical 深圳市埃立康科技有限公司
Publication of WO2023245956A1 publication Critical patent/WO2023245956A1/fr

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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

Definitions

  • the present application relates to the technical field of optical fiber communication physical connection, and in particular to a multi-core optical fiber connector.
  • optical fiber connectors are required to connect optical fibers to optical fibers.
  • the ferrule in the multi-core optical fiber connector is connected to multiple optical fiber cables. Depending on the number of optical fiber cables connected to the ferrule, it may have a variety of different specifications (such as 12 cores, 24 cores, etc.), so it can be passed through one Multi-core fiber optic connectors are used to connect multiple fiber optic cables.
  • the fixation and tensile strength of the internal optical fiber in the multi-core optical fiber connector is usually achieved through the crimping between the stopper and the optical fiber connector body.
  • Multi-core optical fiber connectors have average performance in terms of fixation and tensile strength, and can only be used indoors in relatively stable environments.
  • this type of multi-core optical fiber connector is used in complex and changeable outdoor environments, it is easy to Affected by various factors such as weather factors, environmental factors and human factors, the relative movement between the stopper and the multi-core optical fiber connector body may occur, or even the connection between the stopper and the multi-core optical fiber connector body may be broken. If it is opened, it will cause damage to the optical fiber inside the multi-core optical fiber connector, thus affecting the connection accuracy of the optical fiber connection.
  • This application provides a multi-purpose optical fiber connector and an optical fiber adapter to improve the connection stability and connection accuracy of multi-core optical fiber connectors used indoors.
  • the application provides a multi-core optical fiber connector, which is characterized in that it includes a shell, a ferrule, a stopper, a main body and a crimping ring, and a shell, a ferrule, a stopper, a main body and a crimping ring.
  • the housing, stopper, main body and crimping ring are all hollow structures for fiber optic cables to pass through, among which:
  • One end of the ferrule is provided with a plurality of fiber optic jacks, and the fiber optic jacks correspond to the fiber optic cables one by one, so that the plurality of fiber optic cables can be inserted into each fiber optic jack respectively.
  • the ferrule contacts the stopper through an elastic component. The parts are fixed inside the shell, and the shell is used to be tightly connected with the stopper;
  • the stopper and the crimp ring are set separately and located at both ends of the body, where:
  • the connecting component includes a fitting portion adapted to the snap-in portion. When the snap-in portion matches the fitting portion, the stopper The component is connected to the connecting component and restricts the relative movement between the stopper and the connecting component;
  • One end of the crimping ring is crimped to the other end of the main body.
  • the end of the main body away from the stopper is fastened with a metal piece.
  • the metal piece is a hollow structure.
  • One end of the metal piece is partially covered in the main body.
  • the crimping ring is One end is crimped on the metal piece and covers the metal piece to be crimped with the main body, wherein the inner diameter of the end of the crimping ring that is crimped to the metal piece is larger than the inner diameter of the end of the crimping ring away from the metal piece.
  • the engaging portion is at least one protrusion provided along the circumferential direction
  • the fitting portion is at least one groove provided along the circumferential direction to cooperate with the protrusion
  • the engaging portion is at least one groove provided along the circumferential direction, and the fitting portion is at least one protrusion provided along the circumferential direction to cooperate with the groove;
  • each of the plurality of protrusions is spaced apart by a preset distance
  • the mating portion is a plurality of grooves arranged along the circumferential direction
  • the plurality of grooves Each line in is separated by a preset distance
  • each of the plurality of grooves is spaced apart by a preset distance
  • the mating portion is a plurality of protrusions arranged along the circumferential direction
  • the plurality of protrusions Each line is separated by a preset distance.
  • the latching part is at least one buckle provided along the circumferential direction
  • the fitting part is at least one latching hole provided along the circumferential direction to cooperate with the buckle.
  • the heat shrink sleeve covers the end of the main body away from the stopper and is fixedly connected to the main body.
  • the heat shrink sleeve covers the metal parts and the crimping ring.
  • a concave and convex structure is provided on the outer side wall of the metal piece.
  • connection assembly also includes a cover piece and a bottom piece, the bottom piece is fixedly connected to the main body, the cover piece and the bottom piece are snap-connected, and the bottom piece and the cover piece are both provided with mating parts that are adapted to the snap-in parts.
  • the base sheet, the main body and the metal piece are an integrally formed structure, the metal piece is partially embedded in the main body and at least part of the metal piece is exposed, and at least the exposed part of the metal piece is crimped with the crimping ring; or
  • the metal parts are fastened to the main body through threads.
  • the cover is placed on the casing, and the cover and the casing are detachably connected so that the cover can be replaced to adapt to other third-party optical fiber connection equipment.
  • the end face of the end of the ferrule with the optical fiber jack is also provided with a limiting piece, and the limiting piece cooperates with the matching piece on the third-party optical fiber connection device to align the ferrule with the third-party optical fiber connection device for connection.
  • the limiting member includes pins or pin grooves.
  • the elastic component is disposed between the ferrule and the stopper, one end of the elastic component is in contact with the end of the ferrule away from the optical fiber jack, and the other end of the elastic component is in contact with the end of the stopper away from the main body, where , the elastic component includes a spring.
  • a multi-core optical fiber connector which includes a shell, a ferrule, a stopper, a main body and a crimping ring, wherein: one end of the ferrule is provided with a plurality of optical fiber jacks; the stopper and the crimping ring are separated is provided and located at both ends of the main body respectively, wherein: the stopper is provided with a snap-in portion at one end close to the main body, and a connecting component is provided at one end of the main body close to the stopper.
  • the connection component includes a mating portion adapted to the snap-in portion.
  • the cooperation between the clamping part and the mating part can limit the relative movement between the stopper and the connecting component, thereby avoiding damage to the internal optical fiber cable, thereby improving the connection stability of the multi-core optical fiber connector and improving the Connection accuracy;
  • the end of the main body away from the stopper is fixed with a metal piece, one end of the metal piece is partially covered in the main body, and one end of the crimping ring is crimped on the metal piece and covers the metal piece to connect with the main body.
  • the metal part is partially arranged in the main body to support the main body, so that when the crimping ring is connected to the main body through crimping with the metal part, the connection strength between the crimping ring and the main body is increased, thereby improving
  • the connection stability of multi-core fiber optic connectors improves connection accuracy.
  • the stopper and the crimping ring are separately arranged at both ends of the main body, and the stoppers are connected and the metal parts are crimped at both ends respectively, making full use of the space of the main body to improve the connection stability of the multi-core optical fiber connector. and connection strength, thereby improving connection accuracy.
  • Figure 1 is a schematic exploded structural diagram of a multi-core optical fiber connector provided by an embodiment of the present application
  • Figure 2 is a cross-sectional view of a multi-core optical fiber connector provided by an embodiment of the present application
  • Figure 3 is a schematic structural diagram of a stopper of a multi-core optical fiber connector provided by an embodiment of the present application
  • Figure 4 is a schematic structural diagram of a connection component provided by an embodiment of the present application.
  • Figure 5 is a schematic diagram of a cover provided by an embodiment of the present application.
  • Figure 6 is a schematic diagram of another cover provided by an embodiment of the present application.
  • FIG. 1 is a schematic diagram of an exploded structure of a multi-core optical fiber connector provided by an embodiment of the present application.
  • the multi-purpose optical fiber connector includes a shell 1, a ferrule 2, a stopper 4, a main body 5 and a crimping ring 6.
  • the shell 1, the ferrule 2, the stopper 4, the main body 5 and the crimping ring 6 are coaxially arranged.
  • the shell 1, the stopper 4, the main body 5 and the crimping ring 6 are all hollow structures for the optical fiber cable to pass through. . in:
  • One end of the ferrule 2 is provided with a plurality of fiber optic jacks, and the fiber optic jacks correspond to the fiber optic cables one by one, so that multiple fiber optic cables can be inserted into each fiber optic jack respectively.
  • the ferrule 2 is contacted by the elastic component 3 At the stopper 4 and fixed inside the housing 1, the housing 1 is used to be tightly connected with the stopper 4.
  • One end of the ferrule 2 can be provided with multiple fiber optic jacks.
  • the number of fiber optic jacks is consistent with the number of fiber optic cables connected to the multi-core fiber optic connector.
  • One end of the fiber optic cable is inserted into the fiber optic jack to pass through the ferrule. 2.
  • Transmit optical signals with third-party optical fiber connection equipment can be an optical fiber adapter, or other equipment such as a female end or socket that can be connected to a multi-core optical fiber connector.
  • the elastic component 3 is disposed between the ferrule 2 and the stopper 4. One end of the elastic component 3 is in contact with the end of the ferrule 2 away from the optical fiber jack, and the other end of the elastic component 3 is in contact with the stopper. 4 is in contact with one end away from the main body 5 .
  • the setting of the elastic component 3 can push the ferrule 2 when the multi-core optical fiber connector is connected to a third-party optical fiber connection device, so that the ferrule 2 can be connected to the interference connection of the third-party optical fiber connection device, reducing the loss of optical signals and improving the connection accuracy.
  • the elastic component 3 may be a spring.
  • Figure 2 is a cross-sectional view of a multi-core optical fiber connector provided by an embodiment of the present application
  • Figure 3 is a stopper of a multi-core optical fiber connector provided by an embodiment of the present application.
  • Structural diagram As shown in Figures 1 to 3, one end of the stopper 4 away from the main body 5 is provided with connection cards 41 opposite to each other in the circumferential direction. In the specific implementation process, the number of the connection cards 41 can be two, and the two connection cards 41 relative settings.
  • the connection card 41 is provided with a connecting part 42, and the inner wall of the housing 1 is provided with an adapting part 11 that cooperates with the connecting part 42.
  • the housing 1 is tightly connected to the stopper 4 through the cooperation of the connecting part 42 and the adapting part 11. , and when the housing 1 is tightly connected to the stopper 4, the ferrule 2 and the elastic component 3 are both fixed inside the housing 1, that is to say, the housing 1 covers the ferrule 2 and the elastic component 3, and holds the ferrule 2 and the position of the elastic component 3 is fixed.
  • the housing 1 is also provided with a keyway, and the keyway cooperates with the guide groove on the third-party optical fiber connection device to align the ferrule 2 with the third-party optical fiber connection device when the multi-core optical fiber connector is connected to the third-party optical fiber connection device.
  • the connection direction of the third-party optical fiber connection equipment is guided so that the multi-core optical fiber connector and the third-party optical fiber connection equipment can be connected in the correct connection direction to avoid the connection of the ferrule 2 and/or the ferrule 2 due to the wrong connection direction. In case of damage to the optical fiber, the connection accuracy is guaranteed.
  • the stopper 4 and the crimp ring 6 are separately provided and located at both ends of the main body 5 respectively, where:
  • FIG. 4 is a schematic structural diagram of a connection component provided by an embodiment of the present application.
  • the stopper 4 is provided with a snap portion 43 at one end close to the main body 5, and the main body 5 is provided with a connecting component 7 at one end close to the stopper 4.
  • the connection component 7 includes a snap portion 43
  • the adapted fitting portion 71 when the snapping portion 43 matches the fitting portion 71 , the stopper 4 is connected to the connecting component 7 and limits the relative movement between the stopper 4 and the connecting component 7 .
  • the relative movement between the stopper 4 and the connecting component 7 can be restricted, thereby avoiding damage to the optical fiber cable inserted inside the multi-core optical fiber connector. This improves the connection stability of multi-core optical fiber connectors and ensures connection accuracy.
  • the engaging portion 43 is provided along the circumferential direction of the stopper 4 , and the length of the engaging portion 43 is smaller than the circumference of the stopper 4 , and the fitting portion 71 is provided along the circumferential direction on the inner wall of the connecting component 7 above, and the fitting part 71 is adapted to the clamping part 43 and has the same length as the clamping part 43 .
  • the engaging portion 43 is disposed on the stopper 4 along the circumferential direction.
  • the length of the engaging portion 43 is smaller than the circumference of the stopper 4 . That is to say, the engaging portion 43 is not disposed on the stopper 4 along the circumferential direction. not a complete ring, but a discontinuous structure, as shown in Figure 3.
  • the fitting portion 71 adapted to the latch portion 43 is also an interrupted structure, as shown in FIG. 4 .
  • the fitting portion 71 is adapted to the snap-connecting portion 43 and has the same length as the snap-connecting portion 43. The same means that the length of the fitting portion 71 allows for a matching error with the length of the snap-connecting portion 43, and does not necessarily require matching.
  • the length of the portion 71 is completely equal to the length of the engaging portion 43 .
  • the intermittent structure of the fitting portion 71 and the engaging portion 43 can limit the circumferential relative rotation and axial relative rotation between the stopper 4 and the connecting component 7 through the engagement between the engaging portion 43 and the engaging portion 71 .
  • connection between the stopper 4 and the connecting component 7 can be tightened, and the circumferential relative relationship between the stopper 4 and the connecting component 7 can be further restricted. Rotational and axial relative movement, thereby avoiding damage to the optical fiber cable inserted inside the multi-core optical fiber connector due to relative movement between the stopper 4 and the connecting component 7, and improving the connection stability of the multi-core optical fiber connector. , ensuring connection accuracy.
  • One end of the crimping ring 6 is crimped to the other end of the main body 5.
  • the end of the main body 5 away from the stopper 4 is fastened with a metal piece 51.
  • the metal piece 51 is a hollow structure, and one end of the metal piece 51 is partially covered with In the main body 5, one end of the crimping ring 6 is crimped on the metal piece 51 and covers the metal piece 51 to be crimped with the main body 5.
  • the inner diameter of the end of the crimping ring 6 that is crimped to the metal piece 51 is larger than the crimping ring 6.
  • the ring 6 is away from the inner diameter of one end of the metal piece 51 .
  • the metal piece 51 is partially disposed in the main body 5, and the part disposed in the main body 5 supports the main body 5, so that when the crimp ring 6 is connected to the main body through crimping with the metal piece 51, it is not easy to Crush the part of the main body 5 that is crimped with the crimping ring 6 to increase the connection strength between the crimping ring 6 and the main body 5, improve the connection stability of the multi-core optical fiber connector, and ensure the connection accuracy.
  • stopper 4 and the crimping ring 6 are separately provided at both ends of the main body 5.
  • One end restricts the relative movement between the stopper 4 and the connecting component 7 to improve the connection stability, and the other end increases the crimping strength.
  • increase the connection strength make full use of the space of the main body 5, so that there is a larger connection space for tensile and stability settings, improve the connection stability and connection strength of the multi-core optical fiber connector, and thereby improve the connection accuracy.
  • the engaging portion 43 is at least one protrusion provided along the circumferential direction
  • the fitting portion 71 is at least one groove provided along the circumferential direction to cooperate with the protrusion.
  • the number of snapping parts 43 needs to be less than or equal to the number of matching parts 71 .
  • each of the plurality of protrusions is spaced apart by a preset distance
  • the fitting portion 71 is a plurality of grooves arranged along the circumferential direction
  • Each of the plurality of grooves is spaced a preset distance apart.
  • the preset distance between each of the plurality of protrusions in the latch portion 43 can be the same or different, and the preset distance between each of the plurality of grooves in the mating portion 71 can be It can be the same or different, but the specific value needs to be determined according to the position of the protrusion it matches.
  • the engaging portion 43 is at least one groove provided along the circumferential direction
  • the fitting portion 71 is at least one protrusion provided along the circumferential direction to cooperate with the groove.
  • the number of the snap-in parts 43 needs to be greater than or equal to the number of the matching parts 71 .
  • each of the plurality of grooves is spaced apart by a preset distance
  • the fitting portion 71 is a plurality of protrusions arranged along the circumferential direction
  • Each of the plurality of protrusions is spaced a preset distance apart.
  • the preset distance between each of the plurality of grooves in the clamping portion 43 can be the same or different, and the preset distance between each of the plurality of protrusions in the mating portion 71 can be They can be the same or different, but the specific value needs to be determined according to the position of the groove it fits.
  • the engaging portion 43 is at least one buckle provided along the circumferential direction
  • the fitting portion 71 is at least one latching hole provided along the circumferential direction to cooperate with the buckle.
  • the fitting portion 71 can be disposed through the side wall of the main body 5 as a through-clip hole.
  • the number of clip holes needs to be no less than the number of buckles.
  • the above three clamping methods can limit the relative movement between the stopper 4 and the connection component 7 after the stopper 4 and the connection component 7 are fixedly connected, where this relative movement includes the stopper 4 and the connection component 7
  • the relative rotation and relative sliding along the axial direction can avoid damage to the optical fiber cable inserted inside the multi-core optical fiber connector and improve the tensile effect, thereby improving the connection stability of the multi-core optical fiber connector and ensuring Connection accuracy.
  • connection component 7 also includes a cover piece 72 and a bottom piece 73.
  • the bottom piece 73 is fixedly connected to the main body 5.
  • the cover piece 72 and the bottom piece 73 are snap-connected.
  • the bottom piece 73 and the cover piece 72 are Both are provided with a matching portion 71 that matches the latching portion 43 .
  • the connection assembly 7 includes a cover piece 72 and a base piece 73.
  • the bottom sheet 73 can be integrally formed with the main body 5 and fixedly connected.
  • the bottom sheet 73 can also be fixedly connected with the main body 5 in a threaded manner.
  • the bottom sheet 73 can be integrally formed with the main body 5 .
  • the bottom sheet 73 , the main body 5 and the metal piece 51 are an integrally formed structure.
  • the metal piece 51 is partially embedded in the main body 5 and at least part of the metal piece 51 is exposed. At least the exposed part of the metal piece 51 is in crimping contact with the crimping ring 6 .
  • the metal piece 51 can be directly injection molded together with the main body 5 during injection molding, and an integrated molding design can be carried out, so that the metal piece 51 is partially embedded in the main body 5 and partially exposed from the main body 5.
  • the metal piece 51 is exposed The part is crimped with the crimping ring 6.
  • the one-piece injection molding method can improve the fixing strength between the metal part 51 and the main body 5, and further improve the connection between the metal part 51 and the main body 5.
  • the crimping ring 6 is crimped, the crimping strength between the crimping ring 6 and the main body 5 is improved and the tensile effect is improved, thereby improving the connection strength of the multi-core optical fiber connector and ensuring the connection accuracy.
  • the metal piece 51 is fastened to the main body 5 through threads.
  • the bottom sheet 73 can also be designed to be integrally formed with the main body 5, thereby increasing the tightness of the connection between the connecting component 7 and the main body 5 and improving the tensile effect.
  • both the metal piece 51 and the main body 5 may be provided with threads, and the metal piece 51 is connected to the main body 5 through threads.
  • the metal part 51 is provided with external threads, and one end of the main body 5 is provided with internal threads that match the external threads.
  • connection method after the connection is completed, the part of the metal part 51 is located inside the main body 5 , relative to the metal part 51 Internal threads are provided on the main body 5 and external threads are provided on the main body 5. After the connection, the metal piece 51 is connected to the outside of the main body 5.
  • This method can increase the number of parts of the main body 5 for crimping when the crimping ring 6 is crimped. Strength, it is not easy to crush the part of the main body 5 that is crimped with the crimping ring 6, and the connection strength between the crimping ring 6 and the main body 5 is increased, thereby improving the connection stability of the multi-core optical fiber connector and ensuring the connection accuracy.
  • the outer side wall of the metal piece 51 is provided with a concave and convex structure.
  • the concave-convex structure can be a variety of structures such as stripes, knurling, grooves or protrusions.
  • the concave-convex structure can increase the friction between the metal part 51 and the crimping ring 6 when the metal part 51 is pressed against the crimping ring 6, thereby improving the tensile effect between the metal part 51 and the crimping ring 6 and increasing the connection strength, thereby improving connection accuracy.
  • the multi-core optical fiber connector also includes: a heat shrink sleeve 8, which is covered at the end of the main body 5 away from the stopper 4 and is fixedly connected to the main body 5.
  • a heat shrink sleeve 8 which is covered at the end of the main body 5 away from the stopper 4 and is fixedly connected to the main body 5.
  • the heat shrink sleeve 8 covers the metal piece 51 and the crimping ring 6 .
  • the heat shrink sleeve 8 is sheathed from the end of the main body 5 away from the stopper 4 , and is heat-shrunk after the sheathing is completed to be fixedly connected to the main body 5 .
  • the heat shrink sleeve 8 covers both the metal piece 51 and the crimp ring 6, further increasing the crimp strength of the metal piece 51 and the crimp ring 6, and improving the Tensile effect, thereby improving connection accuracy.
  • FIG. 5 is a schematic diagram of a cover provided by an embodiment of the present application
  • FIG. 6 is a schematic diagram of another cover provided by an embodiment of the present application.
  • the multi-core optical fiber connector also includes a cover 9, which is covered on the housing 1, and the cover 9 is detachably connected to the housing 1 to replace the cover 9 to adapt to other third connectors.
  • the cover 9 can be directly covered on the housing 1 and detachably connected to the housing 1.
  • the multi-core optical fiber connector needs to be adapted to third-party optical fiber connection equipment of different manufacturers, it can be covered or detachably connected to the housing 1.
  • the cover 9 is replaced to realize the multi-purpose use of a multi-core optical fiber connector and improve the adaptability of the multi-core optical fiber connector.
  • a limiter 21 is also provided on the end face of the end of the ferrule 2 where the optical fiber jack is provided.
  • the limiter 21 cooperates with a matching piece on the third-party optical fiber connection device to align the ferrule 2 with the third party.
  • Optical fiber connection equipment is used for connection, wherein the limiting member 21 includes a pin or a needle slot. It can be understood that when the limiting member 21 on the ferrule 2 is a pin, the matching member on the third-party optical fiber connection device is a pin slot; when the limiting member 21 on the ferrule 2 is a needle slot, the third-party optical fiber connecting device The mating parts on the fiber optic connection equipment are pins.
  • connection between the multi-core optical fiber connector and the third-party optical fiber connection equipment is positioned, which can reduce the risk of misoperation or incorrect connection position during the connection. reduce the loss of optical signals and improve connection accuracy.
  • the multi-core optical fiber connector can also be covered with a connecting nut 10.
  • the connecting nut 10 can slide back and forth on the main body 5 for fastening with third-party optical fiber connecting equipment.
  • the multi-purpose optical fiber connector also includes a connecting tie 12.
  • One end of the connecting tie 12 is provided with a first ring
  • the other end of the connecting tie 12 is provided with a second ring
  • one end of the connecting tie 11 is provided.
  • the first ring is covered on the tail boot 11, and the other end is covered on the cover 9 through the second ring, so that the tail boot 11 and the cover 9 are connected.
  • the connecting tie 12 can be a nylon tie with better durability or a tie made of other materials such as plastic.
  • a multi-core optical fiber connector which includes a shell, a ferrule, a stopper, a main body and a crimping ring, wherein: one end of the ferrule is provided with a plurality of optical fiber jacks; the stopper and the crimping ring are separated is provided and located at both ends of the main body respectively, wherein: the stopper is provided with a snap-in portion at one end close to the main body, and a connecting component is provided at one end of the main body close to the stopper.
  • the connection component includes a mating portion adapted to the snap-in portion.
  • the cooperation between the clamping part and the mating part can limit the relative movement between the stopper and the connecting component, thereby avoiding damage to the internal optical fiber cable, thereby improving the connection stability of the multi-core optical fiber connector and improving the Connection accuracy;
  • the end of the main body away from the stopper is fixed with a metal piece, one end of the metal piece is partially covered in the main body, and one end of the crimping ring is crimped on the metal piece and covers the metal piece to connect with the main body.
  • the metal part is partially arranged in the main body to support the main body, so that when the crimping ring is connected to the main body through crimping with the metal part, the connection strength between the crimping ring and the main body is increased, thereby improving
  • the connection stability of multi-core fiber optic connectors improves connection accuracy.
  • the stopper and the crimping ring are separately arranged at both ends of the main body, and the stoppers are connected and the metal parts are crimped at both ends respectively, making full use of the space of the main body to improve the connection stability of the multi-core optical fiber connector. and connection strength, thereby improving connection accuracy.

Abstract

L'invention concerne un connecteur de fibres optiques à âmes multiples, comprenant un boîtier (1), une ferrule (2), une butée (4), un corps principal (5) et une bague de sertissage (6). Une extrémité de la ferrule (2) est pourvue de multiples trous d'insertion de fibre optique qui sont en correspondance biunivoque avec des câbles à fibre optique. La ferrule (2) vient en butée contre la butée (4) au moyen d'un élément élastique (3) et est fixée à l'intérieur du boîtier (1). Le boîtier (1) est utilisé pour être fixé à la butée (4). La butée (4) et la bague de sertissage (6) sont disposées séparément et respectivement situées aux deux extrémités du corps principal (5), une partie de serrage (43) étant disposée à une extrémité de la butée (4) à proximité du corps principal (5), un ensemble de connexion (7) étant disposé à l'extrémité du corps principal (5) à proximité de la butée (4), et l'ensemble de connexion (7) comprenant une partie d'adaptation (71) mise en correspondance avec la partie de serrage (43). Une extrémité de la bague de sertissage (6) est sertie à l'autre extrémité du corps principal (5), le corps principal (5) étant fixé à un élément métallique (51), une extrémité de l'élément métallique (51) étant partiellement recouverte dans le corps principal (5), et une extrémité de la bague de sertissage (6) étant sertie sur l'élément métallique (51) et recouvrant l'élément métallique (51) de façon à être sertie sur le corps principal (5). La butée (4) et la bague de sertissage (6) sont disposées séparément aux deux extrémités du corps principal (5), et les deux extrémités de la butée (4) sont respectivement connectées à l'élément métallique (51) et serties à l'élément métallique (51), de telle sorte que la stabilité de connexion et la précision de connexion du connecteur de fibres optiques à âmes multiples pour une utilisation intérieure peuvent être améliorées.
PCT/CN2022/130195 2022-06-21 2022-11-07 Connecteur de fibres optiques à âmes multiples WO2023245956A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202221563794.9U CN217820965U (zh) 2022-06-21 2022-06-21 多芯光纤连接器
CN202221563794.9 2022-06-21

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Publication Number Publication Date
WO2023245956A1 true WO2023245956A1 (fr) 2023-12-28

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Citations (5)

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