WO2023109533A1 - Optical fiber quick connector - Google Patents

Optical fiber quick connector Download PDF

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Publication number
WO2023109533A1
WO2023109533A1 PCT/CN2022/136402 CN2022136402W WO2023109533A1 WO 2023109533 A1 WO2023109533 A1 WO 2023109533A1 CN 2022136402 W CN2022136402 W CN 2022136402W WO 2023109533 A1 WO2023109533 A1 WO 2023109533A1
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WO
WIPO (PCT)
Prior art keywords
tail
sliding
plate
optical fiber
slip ring
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Application number
PCT/CN2022/136402
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French (fr)
Chinese (zh)
Inventor
徐灶良
蓝曾景
Original Assignee
杭州润州光电技术有限公司
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Application filed by 杭州润州光电技术有限公司 filed Critical 杭州润州光电技术有限公司
Publication of WO2023109533A1 publication Critical patent/WO2023109533A1/en

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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 field of optical fiber connectors, in particular to an optical fiber fast connector.
  • Optical fiber connector is a device for detachable (movable) connection between optical fiber and optical fiber. It precisely butts the two end faces of optical fiber so that the optical energy output by the transmitting optical fiber can be coupled to the receiving optical fiber to the maximum extent. And minimize the impact on the system caused by its intervention in the optical link.
  • the fiber optic quick connector is a kind of fiber optic connector.
  • the fiber optic quick connector contains factory pre-installed bare fiber, pre-polished ceramic ferrule and a mechanical splicing mechanism. When terminating, it is only necessary to insert the fiber into the mechanical splicing mechanism.
  • the mechanical splicing mechanism includes pre-assembled bare fiber, ceramic ferrule, sliding and locking assembly for compressing and fixing the pre-installed bare fiber, and a protective sleeve for accommodating the sliding and locking assembly.
  • the sliding lock assembly includes a base plate for pre-installation of bare fibers, a slip ring sleeved on the base plate and slidably connected with the base plate, and a pressing plate for pressing the optical fiber onto the base plate driven by the slip ring.
  • the coupling sleeve set outside the protective sleeve has an operation hole.
  • the tail pipe moves towards the direction of the sliding locking component, and then the tail pipe is fixed on the protective sleeve.
  • the tail clamp on the upper clamps the optical cable of the bare fiber to be connected, and then the operator moves the slip ring through the operation hole to make it move, and then the pressure plate presses the pre-installed bare fiber and the bare fiber to be connected on the substrate.
  • the present application provides an optical fiber quick connector.
  • An optical fiber fast connector provided by this application adopts the following technical scheme:
  • An optical fiber quick connector comprising a connecting seat, a protective sleeve, a sliding part and a tail sleeve, the connecting base is installed in the protective sleeve, and the tail sleeve is installed at one end of the protective sleeve;
  • the connection seat includes a base plate for pre-installation of bare fibers, a slip ring sleeved on the base plate and slidably connected with the base plate, and driven by the slip ring, the pre-installation of bare fibers and The bare fiber to be connected is pressed tightly on the pressing plate on the substrate, and the pressing plate is passed through the slip ring and covered on the substrate;
  • the tail sleeve includes a tail clip installed with the protective sleeve and a tail pipe threaded with the tail clip, the tail clip is threaded with the tail pipe to drive the sliding member to move, and the slide The component drives the slip ring to compress or loosen the pressing plate and the base plate.
  • the pre-installed bare fiber is installed on the base plate.
  • the bare fiber to be connected is docked with the pre-installed bare fiber, due to the threaded connection between the tail clip and the tail pipe, the tail pipe connected to the tail clip is rotated, and the side of the tail pipe The turning edge moves towards the direction of the slip ring.
  • the sliding part moves towards the direction of the slip ring along with the movement of the tail pipe, and then the sliding part drives the slip ring to move, so that the bare fiber to be spliced and the pre-installed bare fiber are fixed between the pressing plate and the substrate.
  • the above scheme only needs to rotate the tail pipe to realize the locking of the pre-installed bare fiber and the bare fiber to be connected after docking, and the operation More convenient.
  • the sliding member includes a push plate and a linkage plate, the push plate is fixedly connected to one end of the linkage plate, and the end of the linkage plate away from the push plate is fixedly connected or abuts against the sliding plate. Moving the ring, the tailpipe is used to push the push plate to move.
  • both the push plate and the linkage plate are located in the first sliding groove, the end of the linkage plate away from the push plate abuts against the slip ring, and the push plate extends to the outside of the tail clip, and is relatively The outer wall of the tail pipe protrudes, and the pushing plate is more stable when contacting the tail pipe, and it is not easy to lose contact with the tail pipe, and the slip ring is more stable when sliding.
  • the tail clamp is provided with a first sliding groove for the sliding of the linkage plate
  • the inner wall of the protective cover is provided with a second sliding groove for the sliding of the linkage plate.
  • the second sliding groove communicates with the first sliding groove.
  • the arrangement of the first sliding groove and the second sliding groove enables the sliding member to move directionally in the protective cover, and it is not easy to deviate, so that the sliding ring is relatively stable when moving in the protective cover .
  • the two sliding members are respectively arranged on both sides of the sliding ring.
  • two sliding parts are arranged, and the two sliding parts are arranged opposite to each other on the slip ring, so that when the sliding parts push the slip ring to move, the slip ring is not easy to tilt due to uneven force Caton is generated to make the slip ring move more smoothly.
  • a locking protrusion is provided on the side of the pressing plate away from the base plate, and a guide slope is provided on the locking protrusion, and the sliding ring cooperates with the guiding slope to make the pressing plate Press or loosen with the substrate.
  • the sliding ring when the slip ring moves toward the locking protrusion, the sliding ring can slide to the outside of the locking protrusion more conveniently through the guide inclined surface provided on the locking protrusion to make the lock
  • the tight protrusion is located inside the slip ring, so that the pressure plate and the base plate are close to each other to fix the pre-installed bare fiber and the bare fiber to be connected.
  • the slip ring is provided with an inclined surface that cooperates with the guiding inclined surface.
  • the inclined surface on the slip ring cooperates with the guide inclined surface on the locking protrusion, further making the slip ring more convenient to slide to the outside of the locking protrusion so that the locking protrusion is located inside the slip ring , so that the pressing plate and the base plate are close to each other to fix the pre-installed bare fiber and the bare fiber to be connected.
  • a limiting block is provided on the base plate, and a limiting slot for inserting the limiting block is opened on the pressing plate.
  • the limit block set on the substrate is inserted into the limit groove opened on the pressure plate, so that the relative position between the base plate and the pressure plate is relatively limited, and it is difficult to relatively large-scale slippage.
  • the pressure plate will be docked. After the loaded bare fiber and the bare fiber to be connected are pressed tightly on the base plate, there is still a gap between the limit block and the bottom of the limit groove, and then the pressure plate and the base plate will press the butted pre-installed bare fiber and the bare fiber to be connected. Finally, the limit block does not interfere with the pressure plate.
  • a locking groove is provided on a side of the protective cover close to the tail clip, and a locking protrusion is arranged on the outer wall of the tail clip to fit in the locking groove.
  • the slip ring is slidably installed in the protective sleeve, the snap-in protrusions provided on the outer wall of the tail clip are snapped into the snap-in slots opened on the protective sleeve, so that the slip ring is not easy to Breaking away from the protective sleeve, and at the same time snapping and fixing, it is more convenient to connect the tail clip and the protective sleeve.
  • the locking protrusion is provided with a locking slope.
  • the clamping inclined surface first abuts against the protective sleeve to guide the tail clamp, and then exerts force on the tail clip or the protective sleeve to make the clamping protrusion enter the clamping groove, so that It is more convenient for the clamping protrusion to be clamped in the clamping groove.
  • the optical fiber quick connector further includes a coupling sleeve
  • the protective sleeve is provided with a push hole for pushing the slip ring to move
  • the coupling sleeve is provided with an operation hole communicated with the push hole
  • the sliding ring When the sliding ring is in contact with the sliding part, since the sliding ring is located in the protective sleeve, the sliding ring can be moved through the moving hole and the operating hole to make the sliding ring move out of the locking protrusion, which is more convenient for unlocking .
  • the present application includes at least one of the following beneficial technical effects:
  • the setting of the sliding part makes it possible to slide the slip ring when turning the tail pipe, and then lock the butted pre-installed bare fiber and the bare fiber to be connected between the pressure plate and the base plate;
  • the sliding part and the sliding ring are integrally connected. When unlocking, the sliding part can be directly moved to realize the unlocking, which makes the unlocking more convenient;
  • the tail clip and the protective sleeve are fixed by snapping into the snap-in groove through the snap-in protrusion, which makes the fixing between the tail clip and the protective sleeve more convenient, and at the same time makes it difficult for the sliding part to come out of the first slide relocate.
  • Fig. 1 is a schematic diagram of the overall structure of the quick connector in the embodiment of the present application.
  • Fig. 2 is an exploded schematic diagram of the quick connector in the embodiment of the present application.
  • Fig. 3 is an exploded schematic diagram of the connection seat, the sliding member and the sliding ring in the embodiment of the present application.
  • Fig. 4 is a cross-sectional view of the connection base and the protective cover in the embodiment of the present application.
  • Fig. 5 is an exploded schematic view of the tail clip and the tail pipe in the embodiment of the present application.
  • Fig. 6 is an overall sectional view of the quick connector in the embodiment of the present application.
  • Fig. 7 is a schematic diagram of the overall structure of the quick connector when the sliding member and the slip ring are separately connected in the embodiment of the present application.
  • connection seat 1, connection seat; 11, base plate; 111, docking groove; 112, limit block; 12, pressure plate; 121, limit groove; 122, locking protrusion; 1221, guide slope; Core; 14, ferrule seat; 141, positioning block; 142, fiber hole; 15, tailstock; 151, compression spring; 16, slip ring; 161, inclined surface; 2, protective sleeve; 21, orientation groove; 22. Blocking ring; 23. Pushing hole; 24. Clamping groove; 25. Second sliding groove; 3. Tail sleeve; 31. Tail pipe; 311. Clamping hole; 32. Tail clamp; 321.
  • the optical fiber quick connector includes a connection base 1, a protective sleeve 2, a tail sleeve 3 and a coupling sleeve 5, and the pre-installed bare fiber and the bare fiber to be connected are installed in the connection base 1 after butt joint, wherein the pre-installed
  • the bare fiber refers to the bare fiber installed in the connector 1 before the connector leaves the factory, and the bare fiber to be connected refers to the part of the optical cable that is connected to the pre-installed bare fiber in the connector after the cable is stripped of the sheath and the protective layer.
  • the connecting seat 1 is installed in the protective cover 2, and the tail cover 3 is fixedly installed on one end of the protective cover 2 to clamp and limit the optical cable.
  • the coupling sleeve 5 is sleeved on the end of the protective sleeve 2 away from the tail sleeve 3 for connecting the connector with the corresponding interface.
  • the connecting base 1 includes a base plate 11 , a pressing plate 12 , a ferrule 13 , a ferrule seat 14 , a tailstock 15 and a slip ring 16 .
  • a docking groove 111 is provided on the side of the base plate 11 close to the pressing plate 12 for the pre-installed bare fiber and the bare fiber to be spliced to be pierced and docked.
  • the pre-installed bare fiber is installed in the ferrule 13, and the ferrule 13 is fixedly installed on the ferrule seat 14.
  • the ferrule seat 14 is integrally connected to the end of the substrate 11 away from the boot 3, so that the pre-installed bare fiber can enter the docking groove 111 .
  • the tailstock 15 is integrally connected to the end of the base plate 11 close to the ferrule seat 14, and through the arrangement of the tailstock 15, the bare fiber to be spliced can be guided into the docking groove 111 and docked with the pre-installed bare fiber. It is worth noting that the pre-assembled bare fiber and the bare fiber to be spliced both protrude out of the docking groove 111 in a direction close to the pressing plate 12 after butting.
  • the pressure plate 12 is covered on the side where the base plate 11 is provided with the docking groove 111. Through the guiding and pressing structure provided between the slip ring 16 and the pressure plate 12, the pressure plate 12 and the base plate 11 can interact with each other during the movement of the slip ring 16. Approaching and pressing against each other, and then pressing and fixing the butted pre-installed bare fiber and the bare fiber to be spliced in the docking groove 111 .
  • the guiding and pressing structure includes a locking protrusion 122 arranged on the side of the pressing plate 12 away from the base plate 11, the length of the locking protrusion 122 is shorter than the length of the pressing plate 12, and the locking The protrusion 122 is integrally formed with the pressing plate 12 .
  • the side of the locking protrusion 122 close to the tail sleeve 3 is provided with a guide slope 1221, and the guide slope 1221 is inclined to the direction in which the slip ring 16 slides away from the connection seat 1, and the slip ring 16 is away from the inside of the tail clip 32 side.
  • An inclined surface 161 cooperating with the guiding inclined surface 1221 is provided, and the inclined surface 161 is inclined toward the locking protrusion 122 along the slip ring 16 and inclined toward the pressing plate 12 .
  • the inclined surface 161 first presses against the guiding inclined surface 1221, and then the sliding ring 16 continues to move.
  • the inner wall of the sliding ring 16 Press against the side of the locking protrusion 122 away from the pressure plate 12.
  • the base plate 11 and the pressure plate 12 are close to and pressed against each other.
  • the fiber and the bare fiber to be connected are fixed in the docking groove 111.
  • the limit block 112 is fixedly installed on the side of the substrate 11 close to the pressing plate 12, and the side of the pressing plate 12 close to the base plate 11 is provided with a limit groove 121 for inserting the limit block 112, and the limit block 112 is inserted into the limit groove. 121, so that the base plate 11 and the pressing plate 12 are not easy to move relative to each other.
  • the pre-installed bare fiber and the bare fiber to be connected can be compressed and fixed in the docking groove 111.
  • the pre-installed bare fiber and the bare fiber to be connected are compressed After being fixed in the docking groove 111 , there is a gap between the limiting block 112 and the bottom of the limiting groove 121 or they fit together.
  • Both the ferrule seat 14 and the tailstock 15 are provided with a fiber passing hole 142 communicating with the docking groove 111 along the axial direction of the pre-installed optical fiber.
  • the diameters of the fiber hole 142 on the ferrule seat 14 and the fiber hole 142 on the tailstock 15 gradually decrease toward the direction close to the substrate 11, so that the pre-installed bare fiber and the bare fiber to be connected can be blindly mated. During the process, it can be guided into the docking groove 111 more accurately.
  • the tailstock 15 is also sleeved with a compression spring 151, one end of the compression spring 151 abuts on the base plate 11, and the other end abuts on the boot 3, when the connector is clamped and fixed on the optical fiber
  • the connector seat 1 can provide a certain axial insertion force after the connector is mated with the optical fiber cassette by compressing the spring 151, and then insert the core 13 can realize electrical signal communication with the optical fiber box.
  • the protective cover 2 is a housing, the outer wall of the ferrule seat 14 is integrally formed with a positioning block 141, and the inner wall of the protective cover 2 is provided with a strip-shaped orientation groove 21, and the orientation groove 21 is along the predetermined
  • the bare fiber is installed in the axial direction.
  • the orientation groove 21 and the positioning block 141 cooperate with each other, so that the ferrule seat 14 is not easy to rotate in the protective cover 2, so that the connecting seat 1 is protected.
  • Set 2 is more stable.
  • the protective cover 2 is integrally connected with a blocking ring 22, the blocking ring 22 is located inside the protective cover 2 on the side away from the tail cover 3, when the connecting seat 1 is installed on the protective cover 2, the blocking ring 22 abuts against the
  • the ferrule seat 14 further reduces the risk that the connection seat 1 detaches from the protective sleeve 2 along the axial direction of the pre-installed bare fiber.
  • the ferrule 13 passes through the blocking ring 22 , and the end of the ferrule 13 facing away from the ferrule seat 14 protrudes out of the protective cover 2 .
  • the side wall of the protective cover 2 is also provided with a push hole 23 for sliding the slip ring 16 along the axial direction of the pre-installed bare fiber.
  • the operator can push the slip ring 16 through the push hole 23 to realize the pre-installed bare fiber And the locking and unlocking of the bare fiber to be connected.
  • the boot 3 includes a tail pipe 31 and a tail clip 32, the tail clip 32 and the tail pipe 31 are located on the side close to the tailstock 15, and the tail clip 32 is clamped and fixedly installed on the protective cover 2, and the tail clip 32
  • the tube 31 is threadedly connected to the tail clip 32 , and when the tail pipe 31 moves toward the direction close to the protective cover 2 , the tail clip 32 will limit and clamp the optical cable.
  • the tail clip 32 includes two connecting posts 321 and two clips 322 , the two clips 322 correspond to the two connecting posts 321 one by one, and the corresponding clips 322 are integrally connected with the connecting posts 321 .
  • the connecting plate 323 is provided with a U-shaped seat 324 for supporting the bare fiber to be spliced, and the U-shaped seat 324 and the connecting plate 323 are integrally formed.
  • a limiting clip 325 is uniformly provided on the sides of the two clips 322 that are close to each other, and a blocking groove 326 is provided on the side of the limiting clip 325 that is away from the protective cover 2 .
  • the outer peripheral walls of the two connecting columns 321 are provided with external threads.
  • the tail pipe 31 defines a clamping hole 311 along the extending direction of the clip 322 for the optical cable to pass through and be screwed to the two connecting posts 321 .
  • the hole wall of the clamping hole 311 is provided with an internal thread that cooperates with the external thread, and the radial direction of the clamping hole 311 is gradually reduced in the direction away from the connecting column 321. Next, close to each other to clamp the optical cable.
  • the outer wall of the connecting column 321 is provided with a snap-in protrusion 3211
  • the side wall of the protective cover 2 is provided with a snap-in slot 24 for the snap-in protrusion 3211 to be snapped in, and the snap-in protrusion 3211 is close to the protective cover 2.
  • One side of the sleeve 2 is provided with a clamping slope 3212, which is inclined along the direction in which the clamping projection 3211 enters the clamping groove 24 and is inclined towards the outer wall of the connecting column 321.
  • the clamping slope 3212 When clamping, the clamping slope 3212 first abuts against On the inner wall of the protective cover 2 , force is applied to the connecting column 321 , so that the clamping protrusion 3211 is clamped and fixed in the clamping groove 24 , and then the tail clamp 32 and the protective cover 2 are clamped and fixed.
  • a sliding piece 4 that pushes the sliding ring 16 to move is mounted on the connecting column 321, one end of the sliding piece 4 abuts against the sliding ring 16, and the other end abuts against the tail pipe 31 , the tail pipe 31 moves towards the direction of the protective cover 2 , and then the sliding member 4 pushes the sliding ring 16 to move towards the direction of the locking protrusion 122 .
  • the outer wall of the connecting column 321 is provided with a first sliding groove 3213 for the sliding member 4 to slide along the central axis of the connecting column 321 .
  • the sliding part 4 includes a push plate 41 and a linkage plate 42 that slide in the first sliding groove 3213, the push plate 41 is integrally connected to one end of the linkage plate 42, and a reinforcing plate is integrally connected between the push plate 41 and the linkage plate 42.
  • the arrangement of ribs 43 and reinforcing ribs 43 increases the connection strength between the push plate 41 and the linkage plate 42 .
  • An end of the linkage plate 42 away from the push plate 41 extends toward the slip ring 16 and is connected to the slip ring 16 .
  • the push plate 41 is L-shaped after being connected with the linkage plate 42 .
  • the tail pipe 31 moves toward the direction close to the connecting column 321, and at the same time drives the pushing plate 41 to move, and then the linkage plate 42 pushes the slip ring 16 to slide.
  • the inner wall of the protective cover 2 is provided with a second sliding groove 25 along the axial direction of the pre-installed bare fiber, so that the linkage plate 42 can slide directionally in the second sliding groove 25 and is not easy to shake.
  • the linkage plate 42 can be integrally connected with the slip ring 16 , or can be connected separately.
  • the linkage plate 42 When the linkage plate 42 is integrally connected with the slip ring 16 , the operation hole 51 is not provided on the coupling sleeve 5 , and the push plate 41 can be directly moved to release the clamping state between the pressure plate 12 and the base plate 11 .
  • one implementation in this embodiment is that the linkage plate 42 is integrally connected with the slip ring 16 , and at the same time, there are two sliding pieces 4 , and the two sliding pieces 4 are along the central axis of the connecting column 321 Evenly spaced, there are two corresponding first sliding grooves 3213 and second sliding grooves 25, and the two sliding members 4 slide in the two first sliding grooves 3213 and the second sliding grooves one by one. In the slot 25.
  • the implementation principle of an optical fiber quick connector in the embodiment of the present application is as follows: after the bare fiber to be connected is inserted into the docking groove 111 and docked with the pre-installed bare fiber, the tail pipe 31 is rotated to move toward the direction of the slip ring 16, and the tail During the movement of the pipe 31, the sliding member 4 is driven to move, and the sliding member 4 pushes the sliding ring 16 to move towards the locking protrusion 122 until the entire locking protrusion 122 is located inside the sliding ring 16.
  • the pressing plate 12 and the base plate 11 approach each other to generate a pressing force to lock the pre-installed bare fiber and the bare fiber to be connected in the docking groove 111, and the two clips 322 on the tail clip 32 are clamped under the action of the tail pipe 31 Because of the optical cable, the optical cable is not easy to be pulled out.

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

Abstract

The present application belongs to the technical field of optical fiber connectors, and relates to an optical fiber quick connector. The optical fiber quick connector comprises a connecting base, a protective sleeve, a sliding member, and a tail sleeve. The connecting base is mounted in the protective sleeve; the tail sleeve is mounted at one end of the protective sleeve; the connecting base comprises a substrate for pre-mounting a bare fiber to be mounted, a sliding ring which is sleeved on the substrate and is in sliding connection with the substrate, and a pressing plate which is driven by the sliding ring to tightly press, on the substrate, said bare fiber and a bare fiber to be connected; the pressing plate penetrates through the sliding ring and covers the substrate; the tail sleeve comprises a tail clip mounted at one end of the protective sleeve and a tail pipe in a threaded connection with the tail clip; the tail clip is in a threaded connection with the tail pipe to drive the sliding member to move in the direction where the bare fiber to be mounted is mounted; the sliding member drives the sliding ring to tightly press the pressing plate onto the substrate or release the pressing plate from the substrate. The present application has the effect of conveniently mounting the bare fiber to be connected.

Description

一种光纤快速连接器A kind of optical fiber fast connector 技术领域technical field
本申请涉及光纤连接器的领域，尤其是涉及一种光纤快速连接器。The present application relates to the field of optical fiber connectors, in particular to an optical fiber fast connector.
背景技术Background technique
光纤连接器，是光纤与光纤之间进行可拆卸(活动)连接的器件，它把光纤的两个端面精密对接起来，以使发射光纤输出的光能量能最大限度地耦合到接收光纤中去，并使其介入光链路而对***造成的影响减到最小。Optical fiber connector is a device for detachable (movable) connection between optical fiber and optical fiber. It precisely butts the two end faces of optical fiber so that the optical energy output by the transmitting optical fiber can be coupled to the receiving optical fiber to the maximum extent. And minimize the impact on the system caused by its intervention in the optical link.
光纤快速连接器属于光纤连接器的一种，光纤快速连接器内部包含工厂预装裸纤、预研抛的陶瓷插芯以及一个机械接续机制。当端接时只需要将光纤***到该机械接续机制即可。The fiber optic quick connector is a kind of fiber optic connector. The fiber optic quick connector contains factory pre-installed bare fiber, pre-polished ceramic ferrule and a mechanical splicing mechanism. When terminating, it is only necessary to insert the fiber into the mechanical splicing mechanism.
机械接续机制包括预装裸纤、陶瓷插芯、对预装裸纤进行压紧固定的滑移锁紧组件以及容纳滑移锁紧组件的保护套。滑移锁紧组件包括供预装裸纤预安装的基板、套设于基板上且与基板滑移连接的滑移环以及在滑移环的驱动下将光纤压紧于基板上的压板。The mechanical splicing mechanism includes pre-assembled bare fiber, ceramic ferrule, sliding and locking assembly for compressing and fixing the pre-installed bare fiber, and a protective sleeve for accommodating the sliding and locking assembly. The sliding lock assembly includes a base plate for pre-installation of bare fibers, a slip ring sleeved on the base plate and slidably connected with the base plate, and a pressing plate for pressing the optical fiber onto the base plate driven by the slip ring.
相关技术中，套装于保护套外部的耦合套上开设有操作孔，当待接裸纤与预装裸纤对接以后，尾管向靠近滑移锁紧组件的方向移动，进而使固定于保护套上的尾夹对待接裸纤的光缆夹紧，然后操作人员通过操作孔拨动滑移环使其移动，进而使压板将对接后的预装裸纤和待接裸纤压紧于基板上。In the related technology, the coupling sleeve set outside the protective sleeve has an operation hole. When the bare fiber to be connected is docked with the pre-installed bare fiber, the tail pipe moves towards the direction of the sliding locking component, and then the tail pipe is fixed on the protective sleeve. The tail clamp on the upper clamps the optical cable of the bare fiber to be connected, and then the operator moves the slip ring through the operation hole to make it move, and then the pressure plate presses the pre-installed bare fiber and the bare fiber to be connected on the substrate.
针对上述相关技术，操作人员推动滑移环使其移动的过程中，需要较大的推动力，同时，通过操作孔不容易对滑移环施加使其移动的力，进而使得待接裸纤的安装较为不便。In view of the above-mentioned related technologies, when the operator pushes the slip ring to make it move, a large driving force is required. At the same time, it is not easy to apply a force to the slip ring through the operation hole to make it move, so that the bare fiber to be spliced Installation is more inconvenient.
发明内容Contents of the invention
为了方便待接裸纤的安装，本申请提供一种光纤快速连接器。In order to facilitate the installation of bare fibers to be connected, the present application provides an optical fiber quick connector.
本申请提供的一种光纤快速连接器，采用如下的技术方案：An optical fiber fast connector provided by this application adopts the following technical scheme:
一种光纤快速连接器，包括连接座、保护套、滑移件以及尾套，所述连接座安装于所述保护套内，所述尾套安装于所述保护套的一端；An optical fiber quick connector, comprising a connecting seat, a protective sleeve, a sliding part and a tail sleeve, the connecting base is installed in the protective sleeve, and the tail sleeve is installed at one end of the protective sleeve;
所述连接座包括供预装裸纤预安装的基板、套设于所述基板上且与所述基板滑移连接的滑移环以及在所述滑移环的驱动下将预装裸纤和待接裸纤压紧于所述基板上的压板，所述压板穿设于所述滑移环且盖设于所述基板上；The connection seat includes a base plate for pre-installation of bare fibers, a slip ring sleeved on the base plate and slidably connected with the base plate, and driven by the slip ring, the pre-installation of bare fibers and The bare fiber to be connected is pressed tightly on the pressing plate on the substrate, and the pressing plate is passed through the slip ring and covered on the substrate;
所述尾套包括与所述保护套安装的尾夹以及与所述尾夹螺纹连接的尾管，所述尾夹与所述尾管螺纹连接以驱动所述滑移件移动，所述滑移件带动所述滑移环将所述压板与所述基板压紧或松脱。The tail sleeve includes a tail clip installed with the protective sleeve and a tail pipe threaded with the tail clip, the tail clip is threaded with the tail pipe to drive the sliding member to move, and the slide The component drives the slip ring to compress or loosen the pressing plate and the base plate.
通过采用上述技术方案，预装裸纤安装于基板上，当待接裸纤与预装裸纤对接后，由于尾夹与尾管螺纹连接，转动连接于尾夹上的尾管，尾管边转动边向靠近滑移环的方向移动。By adopting the above-mentioned technical scheme, the pre-installed bare fiber is installed on the base plate. When the bare fiber to be connected is docked with the pre-installed bare fiber, due to the threaded connection between the tail clip and the tail pipe, the tail pipe connected to the tail clip is rotated, and the side of the tail pipe The turning edge moves towards the direction of the slip ring.
滑移件随着尾管移动而向靠近滑移环的方向移动，进而滑移件带动滑移环移动，使得待接裸纤与预装裸纤固定于压板与基板之间。相比较转动尾管使待接裸纤预定位，然后移动滑移锁紧组件的操作过程，上述方案只需要转动尾管便能够实现对预装裸纤与待接裸纤对接后的锁定，操作较为方便。The sliding part moves towards the direction of the slip ring along with the movement of the tail pipe, and then the sliding part drives the slip ring to move, so that the bare fiber to be spliced and the pre-installed bare fiber are fixed between the pressing plate and the substrate. Compared with the operation process of rotating the tail pipe to pre-position the bare fiber to be connected, and then moving the sliding locking assembly, the above scheme only needs to rotate the tail pipe to realize the locking of the pre-installed bare fiber and the bare fiber to be connected after docking, and the operation More convenient.
可选的，所述滑移件包括推动板和联动板，所述推动板固定连接于所述联动板的一端，所述联动板背离所述推动板的一端固定连接或抵接于所 述滑移环，所述尾管用于推动所述推动板移动。Optionally, the sliding member includes a push plate and a linkage plate, the push plate is fixedly connected to one end of the linkage plate, and the end of the linkage plate away from the push plate is fixedly connected or abuts against the sliding plate. Moving the ring, the tailpipe is used to push the push plate to move.
通过采用上述技术方案，由于推动板与联动板均位于第一滑移槽内，联动板背离所述推动板的一端抵接于所述滑移环，推动板向尾夹的外侧延伸，且相对尾管外壁凸出，进而推动板与尾管抵接时更加稳定，不易与尾管失去抵接状态，滑移环在滑移时较为稳定。By adopting the above technical solution, since both the push plate and the linkage plate are located in the first sliding groove, the end of the linkage plate away from the push plate abuts against the slip ring, and the push plate extends to the outside of the tail clip, and is relatively The outer wall of the tail pipe protrudes, and the pushing plate is more stable when contacting the tail pipe, and it is not easy to lose contact with the tail pipe, and the slip ring is more stable when sliding.
可选的，所述尾夹上开设有供所述联动板滑移的第一滑移槽，所述保护套的内壁开设有供所述联动板滑移的第二滑移槽，所述第二滑移槽与所述第一滑移槽相连通。Optionally, the tail clamp is provided with a first sliding groove for the sliding of the linkage plate, and the inner wall of the protective cover is provided with a second sliding groove for the sliding of the linkage plate. The second sliding groove communicates with the first sliding groove.
通过采用上述技术方案，第一滑移槽与第二滑移槽的设置，使得滑移件可以于保护套内做定向移动，不易发生偏离，进而滑移环在保护套内移动时较为的稳定。By adopting the above-mentioned technical solution, the arrangement of the first sliding groove and the second sliding groove enables the sliding member to move directionally in the protective cover, and it is not easy to deviate, so that the sliding ring is relatively stable when moving in the protective cover .
可选的，所述滑移件设置有两个，两个所述滑移件分别设置于所述滑移环的两侧。Optionally, there are two sliding members, and the two sliding members are respectively arranged on both sides of the sliding ring.
通过采用上述技术方案，设置两个滑移件，且两个滑移件于滑移环上相对设置，进而滑移件在推动滑移环移动时，滑移环不易因受力不均发生倾斜产生卡顿，使滑移环在移动时较为顺畅。By adopting the above technical solution, two sliding parts are arranged, and the two sliding parts are arranged opposite to each other on the slip ring, so that when the sliding parts push the slip ring to move, the slip ring is not easy to tilt due to uneven force Caton is generated to make the slip ring move more smoothly.
可选的，所述压板背离所述基板的一侧设置有锁紧凸起，所述锁紧凸起上设置有引导斜面，通过所述滑移环与所述引导斜面配合以使所述压板与所述基板压紧或松脱。Optionally, a locking protrusion is provided on the side of the pressing plate away from the base plate, and a guide slope is provided on the locking protrusion, and the sliding ring cooperates with the guiding slope to make the pressing plate Press or loosen with the substrate.
通过采用上述技术方案，在滑移环向靠近锁紧凸起方向移动时，通过设置于锁紧凸起上的引导斜面，可以使滑移环更加方便的滑移至锁紧凸起外侧使锁紧凸起位于滑移环内部，进而使得压板与基板相互靠近将预装裸 纤与待接裸纤固定。By adopting the above technical solution, when the slip ring moves toward the locking protrusion, the sliding ring can slide to the outside of the locking protrusion more conveniently through the guide inclined surface provided on the locking protrusion to make the lock The tight protrusion is located inside the slip ring, so that the pressure plate and the base plate are close to each other to fix the pre-installed bare fiber and the bare fiber to be connected.
可选的，所述滑移环上设置有与所述引导斜面配合的倾斜面。Optionally, the slip ring is provided with an inclined surface that cooperates with the guiding inclined surface.
通过采用上述技术方案，滑移环上的倾斜面与锁紧凸起上的引导斜面配合，进一步使滑移环更加方便的滑移至锁紧凸起外侧使锁紧凸起位于滑移环内部，进而使得压板与基板相互靠近将预装裸纤与待接裸纤固定。By adopting the above technical solution, the inclined surface on the slip ring cooperates with the guide inclined surface on the locking protrusion, further making the slip ring more convenient to slide to the outside of the locking protrusion so that the locking protrusion is located inside the slip ring , so that the pressing plate and the base plate are close to each other to fix the pre-installed bare fiber and the bare fiber to be connected.
可选的，所述基板上设置有限位块，所述压板上开设有供所述限位块插装的限位槽。Optionally, a limiting block is provided on the base plate, and a limiting slot for inserting the limiting block is opened on the pressing plate.
通过采用上述技术方案，基板上设置的限位块插装于压板上开设的限位槽内，使得基板与压板之间相对限位，不易相对大幅度的滑移，同时压板将对接好的预装裸纤和待接裸纤压紧于基板上后，限位块与限位槽的槽底之间仍有间隙，进而压板与基板将对接好的预装裸纤和待接裸纤压紧后，限位块不对压板产生干涉。By adopting the above-mentioned technical scheme, the limit block set on the substrate is inserted into the limit groove opened on the pressure plate, so that the relative position between the base plate and the pressure plate is relatively limited, and it is difficult to relatively large-scale slippage. At the same time, the pressure plate will be docked. After the loaded bare fiber and the bare fiber to be connected are pressed tightly on the base plate, there is still a gap between the limit block and the bottom of the limit groove, and then the pressure plate and the base plate will press the butted pre-installed bare fiber and the bare fiber to be connected. Finally, the limit block does not interfere with the pressure plate.
可选的，所述保护套靠近所述尾夹的一侧开设有卡接槽，所述尾夹的外壁上设置有卡装于所述卡接槽内的卡接凸起。Optionally, a locking groove is provided on a side of the protective cover close to the tail clip, and a locking protrusion is arranged on the outer wall of the tail clip to fit in the locking groove.
通过采用上述技术方案，在将滑移环滑移安装于保护套内后，将设置于尾夹外壁上的卡接凸起卡接于保护套上开设的卡接槽内，使得滑移环不易脱离出保护套，同时卡接固定使得尾夹与保护套连接较为方便。By adopting the above-mentioned technical solution, after the slip ring is slidably installed in the protective sleeve, the snap-in protrusions provided on the outer wall of the tail clip are snapped into the snap-in slots opened on the protective sleeve, so that the slip ring is not easy to Breaking away from the protective sleeve, and at the same time snapping and fixing, it is more convenient to connect the tail clip and the protective sleeve.
可选的，所述卡接凸起上设置有卡接斜面。Optionally, the locking protrusion is provided with a locking slope.
通过采用上述技术方案，在尾夹与保护套连接时，卡接斜面先抵接于保护套对尾夹进行引导，然后对尾夹或者保护套施力使卡接凸起进入卡接槽，使得卡接凸起卡装于卡接槽内较为方便。By adopting the above-mentioned technical solution, when the tail clip is connected with the protective sleeve, the clamping inclined surface first abuts against the protective sleeve to guide the tail clamp, and then exerts force on the tail clip or the protective sleeve to make the clamping protrusion enter the clamping groove, so that It is more convenient for the clamping protrusion to be clamped in the clamping groove.
可选的，光纤快速连接器还包括耦合套，所述保护套上开设有推动所 述滑移环移动的推移孔，所述耦合套上开设有与所述推移孔连通的操作孔。Optionally, the optical fiber quick connector further includes a coupling sleeve, the protective sleeve is provided with a push hole for pushing the slip ring to move, and the coupling sleeve is provided with an operation hole communicated with the push hole.
通过采用上述技术方案，当滑移环与滑移件一体连接时，当解除预装裸纤与待接裸纤的锁定时，由于滑移环位于保护套内，滑移件与滑移环一体连接，可以直接拨动滑移件使滑移环移动，脱离锁紧凸起，进而解锁时更加方便；By adopting the above technical scheme, when the slip ring is integrally connected with the sliding part, when the lock between the pre-installed bare fiber and the bare fiber to be connected is released, since the slip ring is located in the protective sleeve, the slip ring is integrated with the slip ring Connection, you can directly move the sliding part to move the sliding ring and get away from the locking protrusion, so it is more convenient to unlock;
滑移环与滑移件抵接时，由于滑移环位于保护套内，可以通过移动孔以及操作孔拨动滑移环，使滑移环移出脱离锁紧凸起处，进而解锁时较为方便。When the sliding ring is in contact with the sliding part, since the sliding ring is located in the protective sleeve, the sliding ring can be moved through the moving hole and the operating hole to make the sliding ring move out of the locking protrusion, which is more convenient for unlocking .
综上所述，本申请包括以下至少一种有益技术效果：In summary, the present application includes at least one of the following beneficial technical effects:
1.滑移件的设置使得可以通过在转动尾管时便可以使滑移环滑移进而将对接好的预装裸纤与待接裸纤锁定于压板与基板之间；1. The setting of the sliding part makes it possible to slide the slip ring when turning the tail pipe, and then lock the butted pre-installed bare fiber and the bare fiber to be connected between the pressure plate and the base plate;
2.滑移件与滑移环一体连接设置，在解锁时，直接拨动滑移件便可以实现解锁，进而使解锁时较为方便；2. The sliding part and the sliding ring are integrally connected. When unlocking, the sliding part can be directly moved to realize the unlocking, which makes the unlocking more convenient;
3.尾夹与保护套之间通过卡接凸起卡接于卡接槽内实现固定，使得尾夹与保护套两者之间固定更加方便，同时，使滑移件不易脱离出第一滑移槽。3. The tail clip and the protective sleeve are fixed by snapping into the snap-in groove through the snap-in protrusion, which makes the fixing between the tail clip and the protective sleeve more convenient, and at the same time makes it difficult for the sliding part to come out of the first slide relocate.
附图说明Description of drawings
图1是本申请实施例中的快速连接器的整体结构示意图。Fig. 1 is a schematic diagram of the overall structure of the quick connector in the embodiment of the present application.
图2是本申请实施例中的快速连接器的***示意图。Fig. 2 is an exploded schematic diagram of the quick connector in the embodiment of the present application.
图3是本申请实施例中的连接座、滑移件与滑移环的***示意图。Fig. 3 is an exploded schematic diagram of the connection seat, the sliding member and the sliding ring in the embodiment of the present application.
图4是本申请实施例中的连接座与保护套的剖面图。Fig. 4 is a cross-sectional view of the connection base and the protective cover in the embodiment of the present application.
图5是本申请实施例中的尾夹与尾管的***示意图。Fig. 5 is an exploded schematic view of the tail clip and the tail pipe in the embodiment of the present application.
图6是本申请实施例中的快速连接器的整体剖视图。Fig. 6 is an overall sectional view of the quick connector in the embodiment of the present application.
图7是本申请实施例中的滑移件与滑移环分体连接时快速连接器的整体结构示意图。Fig. 7 is a schematic diagram of the overall structure of the quick connector when the sliding member and the slip ring are separately connected in the embodiment of the present application.
附图标记说明：1、连接座；11、基板；111、对接槽；112、限位块；12、压板；121、限位槽；122、锁紧凸起；1221、引导斜面；13、插芯；14、插芯座；141、定位块；142、过纤孔；15、尾座；151、压缩弹簧；16、滑移环；161、倾斜面；2、保护套；21、定向槽；22、阻挡环；23、推移孔；24、卡接槽；25、第二滑移槽；3、尾套；31、尾管；311、夹紧孔；32、尾夹；321、连接柱；3211、卡接凸起；3212、卡接斜面；3213、第一滑移槽；322、夹片；323、连接板；324、U型座；325、限位夹块；326、阻挡槽；4、滑移件；41、推动板；42、联动板；43、加强筋；5、耦合套；51、操作孔。Explanation of reference numerals: 1, connection seat; 11, base plate; 111, docking groove; 112, limit block; 12, pressure plate; 121, limit groove; 122, locking protrusion; 1221, guide slope; Core; 14, ferrule seat; 141, positioning block; 142, fiber hole; 15, tailstock; 151, compression spring; 16, slip ring; 161, inclined surface; 2, protective sleeve; 21, orientation groove; 22. Blocking ring; 23. Pushing hole; 24. Clamping groove; 25. Second sliding groove; 3. Tail sleeve; 31. Tail pipe; 311. Clamping hole; 32. Tail clamp; 321. Connecting column; 3211, clamping protrusion; 3212, clamping slope; 3213, first sliding groove; 322, clip; 323, connecting plate; 324, U-shaped seat; 325, limit clip block; 326, blocking groove; , sliding piece; 41, push plate; 42, linkage plate; 43, reinforcing rib; 5, coupling sleeve; 51, operation hole.
具体实施方式Detailed ways
以下结合附图1-7对本申请作进一步详细说明。The present application will be described in further detail below in conjunction with accompanying drawings 1-7.
本申请实施例公开一种光纤快速连接器。参照图1与图2，光纤快速连接器包括连接座1、保护套2、尾套3以及耦合套5，预装裸纤和待接裸纤对接后安装于连接座1内，其中，预装裸纤指的是连接器出厂前安装于连接座1内的裸纤，待接裸纤指的是光缆剥除缆皮并剥除保护层后与连接器中预装裸纤对接的部分。连接座1穿设安装于保护套2内，尾套3固定安装于保护套2一端对光缆夹紧限位，连接座1与尾套3相连通以供待接裸纤穿过与预装裸纤对接，耦合套5套设于保护套2背离尾套3的一端用于将连接器与对应的接口连接。The embodiment of the present application discloses a fast optical fiber connector. Referring to Figure 1 and Figure 2, the optical fiber quick connector includes a connection base 1, a protective sleeve 2, a tail sleeve 3 and a coupling sleeve 5, and the pre-installed bare fiber and the bare fiber to be connected are installed in the connection base 1 after butt joint, wherein the pre-installed The bare fiber refers to the bare fiber installed in the connector 1 before the connector leaves the factory, and the bare fiber to be connected refers to the part of the optical cable that is connected to the pre-installed bare fiber in the connector after the cable is stripped of the sheath and the protective layer. The connecting seat 1 is installed in the protective cover 2, and the tail cover 3 is fixedly installed on one end of the protective cover 2 to clamp and limit the optical cable. For fiber butt connection, the coupling sleeve 5 is sleeved on the end of the protective sleeve 2 away from the tail sleeve 3 for connecting the connector with the corresponding interface.
参照图2与图3，连接座1包括基板11、压板12、插芯13、插芯座14、尾座15以及滑移环16。其中，基板11靠近压板12的一侧开设有供预装裸纤和待接裸纤穿设并对接的对接槽111，对接槽111沿着预装光纤的轴向贯穿基板11。预装裸纤穿装于插芯13内，插芯13固定安装于插芯座14上，插芯座14一体连接于基板11背离尾套3的一端，便于预装裸纤进入对接槽111内。尾座15一体连接于基板11靠近插芯座14的一端，通过尾座15的设置，能够引导待接裸纤进入对接槽111内与预装裸纤对接。值得说明的是，对接后的预装裸纤与待接裸纤均向靠近压板12的方向凸出于对接槽111。Referring to FIG. 2 and FIG. 3 , the connecting base 1 includes a base plate 11 , a pressing plate 12 , a ferrule 13 , a ferrule seat 14 , a tailstock 15 and a slip ring 16 . Wherein, a docking groove 111 is provided on the side of the base plate 11 close to the pressing plate 12 for the pre-installed bare fiber and the bare fiber to be spliced to be pierced and docked. The pre-installed bare fiber is installed in the ferrule 13, and the ferrule 13 is fixedly installed on the ferrule seat 14. The ferrule seat 14 is integrally connected to the end of the substrate 11 away from the boot 3, so that the pre-installed bare fiber can enter the docking groove 111 . The tailstock 15 is integrally connected to the end of the base plate 11 close to the ferrule seat 14, and through the arrangement of the tailstock 15, the bare fiber to be spliced can be guided into the docking groove 111 and docked with the pre-installed bare fiber. It is worth noting that the pre-assembled bare fiber and the bare fiber to be spliced both protrude out of the docking groove 111 in a direction close to the pressing plate 12 after butting.
压板12盖设于基板11开设对接槽111的一侧，通过滑移环16与压板12之间所设置的导向压紧结构，使得滑移环16在移动过程中，压板12与基板11能够相互靠近并抵紧，进而将对接后的预装裸纤与待接裸纤压紧固定于对接槽111内。The pressure plate 12 is covered on the side where the base plate 11 is provided with the docking groove 111. Through the guiding and pressing structure provided between the slip ring 16 and the pressure plate 12, the pressure plate 12 and the base plate 11 can interact with each other during the movement of the slip ring 16. Approaching and pressing against each other, and then pressing and fixing the butted pre-installed bare fiber and the bare fiber to be spliced in the docking groove 111 .
参照图3与图4，进一步的，导向压紧结构包括设置于压板12上背离基板11的一侧的锁紧凸起122，锁紧凸起122的长度短于压板12的长度，且锁紧凸起122与压板12一体成型。锁紧凸起122靠近尾套3的一侧设有引导斜面1221，引导斜面1221朝滑移环16从连接座1滑移脱离的方向倾斜设置，滑移环16背离尾夹32一侧的内部设有与引导斜面1221配合的倾斜面161，倾斜面161沿着滑移环16向靠近锁紧凸起122的方向且向压板12倾斜。滑移环16向靠近锁紧凸起122的方向移动时，倾斜面161先抵紧于引导斜面1221，然后滑移环16继续移动，倾斜面161通过引导斜面1221后，滑移环16的内壁抵紧于锁紧凸起122背离压板12的一侧，此时 由于倾斜面161与滑移环16内壁之间有高度差，进而基板11与压板12两者相互靠近并抵紧，预装裸纤与待接裸纤固定于对接槽111内。3 and 4, further, the guiding and pressing structure includes a locking protrusion 122 arranged on the side of the pressing plate 12 away from the base plate 11, the length of the locking protrusion 122 is shorter than the length of the pressing plate 12, and the locking The protrusion 122 is integrally formed with the pressing plate 12 . The side of the locking protrusion 122 close to the tail sleeve 3 is provided with a guide slope 1221, and the guide slope 1221 is inclined to the direction in which the slip ring 16 slides away from the connection seat 1, and the slip ring 16 is away from the inside of the tail clip 32 side. An inclined surface 161 cooperating with the guiding inclined surface 1221 is provided, and the inclined surface 161 is inclined toward the locking protrusion 122 along the slip ring 16 and inclined toward the pressing plate 12 . When the slip ring 16 moves toward the locking protrusion 122, the inclined surface 161 first presses against the guiding inclined surface 1221, and then the sliding ring 16 continues to move. After the inclined surface 161 passes through the guiding inclined surface 1221, the inner wall of the sliding ring 16 Press against the side of the locking protrusion 122 away from the pressure plate 12. At this time, due to the height difference between the inclined surface 161 and the inner wall of the slip ring 16, the base plate 11 and the pressure plate 12 are close to and pressed against each other. The fiber and the bare fiber to be connected are fixed in the docking groove 111.
同时，基板11靠近压板12的一侧固定安装有限位块112，压板12靠近基板11的一侧开设有供限位块112插装的限位槽121，限位块112插装于限位槽121内，使得基板11与压板12两者之间不易相对移动，同时为了预装裸纤与待接裸纤可以压紧固定于对接槽111内，当预装裸纤与待接裸纤压紧固定于对接槽111内后，限位块112与限位槽121槽底之间具有间隙或者相互贴合。Simultaneously, the limit block 112 is fixedly installed on the side of the substrate 11 close to the pressing plate 12, and the side of the pressing plate 12 close to the base plate 11 is provided with a limit groove 121 for inserting the limit block 112, and the limit block 112 is inserted into the limit groove. 121, so that the base plate 11 and the pressing plate 12 are not easy to move relative to each other. At the same time, the pre-installed bare fiber and the bare fiber to be connected can be compressed and fixed in the docking groove 111. When the pre-installed bare fiber and the bare fiber to be connected are compressed After being fixed in the docking groove 111 , there is a gap between the limiting block 112 and the bottom of the limiting groove 121 or they fit together.
插芯座14以及尾座15沿着预装光纤的轴向均开设有与对接槽111连通的过纤孔142。其中，插芯座14上过纤孔142的孔径与尾座15上过纤孔142的孔径均向靠近基板11的方向逐渐减小，从而使预装裸纤与待接裸纤在盲插的过程中可以较为准确地被引导至对接槽111内。Both the ferrule seat 14 and the tailstock 15 are provided with a fiber passing hole 142 communicating with the docking groove 111 along the axial direction of the pre-installed optical fiber. Wherein, the diameters of the fiber hole 142 on the ferrule seat 14 and the fiber hole 142 on the tailstock 15 gradually decrease toward the direction close to the substrate 11, so that the pre-installed bare fiber and the bare fiber to be connected can be blindly mated. During the process, it can be guided into the docking groove 111 more accurately.
参照图2与图3，进一步的，尾座15上还套设有压缩弹簧151，压缩弹簧151一端抵接于基板11上，另一端抵接于尾套3，当连接器卡接固定于光纤盒时，由于光纤盒与连接器上的卡接位置时固定的，因此通过压缩弹簧151使得连接器在与光纤盒对插后，连接座1能提供一定的轴向对插力，进而插芯13可以与光纤盒实现电信号连通。2 and 3, further, the tailstock 15 is also sleeved with a compression spring 151, one end of the compression spring 151 abuts on the base plate 11, and the other end abuts on the boot 3, when the connector is clamped and fixed on the optical fiber When the optical fiber cassette is inserted into the optical fiber cassette, since the clamping position between the optical fiber cassette and the connector is fixed, the connector seat 1 can provide a certain axial insertion force after the connector is mated with the optical fiber cassette by compressing the spring 151, and then insert the core 13 can realize electrical signal communication with the optical fiber box.
参照图3与图4，保护套2为一个壳体，插芯座14的外壁一体成型有定位块141，保护套2的内壁上开设有长条状的定向槽21，定向槽21沿着预装裸纤轴向开设，在将连接座1安装于保护套2内时，定向槽21与定位块141的相互配合，插芯座14不易在保护套2内转动，进而使得连接座1于保护套2内更加稳定。3 and 4, the protective cover 2 is a housing, the outer wall of the ferrule seat 14 is integrally formed with a positioning block 141, and the inner wall of the protective cover 2 is provided with a strip-shaped orientation groove 21, and the orientation groove 21 is along the predetermined The bare fiber is installed in the axial direction. When the connecting seat 1 is installed in the protective cover 2, the orientation groove 21 and the positioning block 141 cooperate with each other, so that the ferrule seat 14 is not easy to rotate in the protective cover 2, so that the connecting seat 1 is protected. Set 2 is more stable.
参照图2与图4，保护套2上一体连接有阻挡环22，阻挡环22位于保护套2内部背离尾套3一侧，当连接座1安装于保护套2后，阻挡环22抵接于插芯座14，进而降低了连接座1沿着预装裸纤的轴向脱离出保护套2的风险。插芯13穿过阻挡环22，且插芯13背离插芯座14的一端凸出于保护套2。保护套2的侧壁还开设有使滑移环16沿预装裸纤轴向滑移的推移孔23，操作人员可以通过推移孔23推动滑移环16，进而实现对对接后预装裸纤和待接裸纤的锁紧与解锁。Referring to Figure 2 and Figure 4, the protective cover 2 is integrally connected with a blocking ring 22, the blocking ring 22 is located inside the protective cover 2 on the side away from the tail cover 3, when the connecting seat 1 is installed on the protective cover 2, the blocking ring 22 abuts against the The ferrule seat 14 further reduces the risk that the connection seat 1 detaches from the protective sleeve 2 along the axial direction of the pre-installed bare fiber. The ferrule 13 passes through the blocking ring 22 , and the end of the ferrule 13 facing away from the ferrule seat 14 protrudes out of the protective cover 2 . The side wall of the protective cover 2 is also provided with a push hole 23 for sliding the slip ring 16 along the axial direction of the pre-installed bare fiber. The operator can push the slip ring 16 through the push hole 23 to realize the pre-installed bare fiber And the locking and unlocking of the bare fiber to be connected.
参照图4与图5，尾套3包括尾管31和尾夹32，尾夹32与尾管31位于靠近尾座15的一侧，且尾夹32卡接固定安装于保护套2上，尾管31螺纹连接于尾夹32上，尾管31向靠近保护套2的方向移动时，尾夹32将光缆限位并夹紧。4 and 5, the boot 3 includes a tail pipe 31 and a tail clip 32, the tail clip 32 and the tail pipe 31 are located on the side close to the tailstock 15, and the tail clip 32 is clamped and fixedly installed on the protective cover 2, and the tail clip 32 The tube 31 is threadedly connected to the tail clip 32 , and when the tail pipe 31 moves toward the direction close to the protective cover 2 , the tail clip 32 will limit and clamp the optical cable.
尾夹32包括两个连接柱321以及两个夹片322，两个夹片322与两个连接柱321一一对应，且对应的夹片322与连接柱321之间一体连接。两个夹片322间具有供光缆通过的间隙，两个连接柱321之间固定连接有连接板323，且两个连接柱321均与连接板323一体连接。连接板323上设置有用于承托待接裸纤的U型座324，U型座324与连接板323一体成型。两个夹片322上位于相互靠近的一侧均一体设置有限位夹块325，限位夹块325上背离保护套2的一侧设置有阻挡槽326。当光缆剥除外层的缆皮后，待接裸纤经过U型座324从两个夹片322之间穿过，然后依次穿过连接柱321和尾座15，进入对接槽111内与预装裸纤对接，此时待接裸纤的缆皮会穿设入阻挡槽326中并通过限位夹块325而被限位。The tail clip 32 includes two connecting posts 321 and two clips 322 , the two clips 322 correspond to the two connecting posts 321 one by one, and the corresponding clips 322 are integrally connected with the connecting posts 321 . There is a gap between the two clips 322 for the optical cable to pass through, and a connecting plate 323 is fixedly connected between the two connecting posts 321 , and the two connecting posts 321 are integrally connected with the connecting plate 323 . The connecting plate 323 is provided with a U-shaped seat 324 for supporting the bare fiber to be spliced, and the U-shaped seat 324 and the connecting plate 323 are integrally formed. A limiting clip 325 is uniformly provided on the sides of the two clips 322 that are close to each other, and a blocking groove 326 is provided on the side of the limiting clip 325 that is away from the protective cover 2 . When the cable sheath of the outer layer is stripped off, the bare fiber to be spliced passes between the two clips 322 through the U-shaped seat 324, then passes through the connecting column 321 and the tailstock 15 in turn, and enters the docking groove 111 to be connected with the pre-installed The bare fiber is butted. At this time, the sheath of the bare fiber to be connected will pass through the blocking groove 326 and be limited by the limiting clamp 325 .
参照图5与图6，进一步的，两个连接柱321的外周壁上均设置有外 螺纹。尾管31沿着夹片322的延伸方向开设有供光缆穿过并与两个连接柱321螺纹连接的夹紧孔311。夹紧孔311的孔壁上设置有与外螺纹配合的内螺纹，且夹紧孔311孔径向背离连接柱321的方向逐渐减小，两个夹片322在尾管31夹紧孔311的作用下相互靠近对光缆夹紧。Referring to Fig. 5 and Fig. 6, further, the outer peripheral walls of the two connecting columns 321 are provided with external threads. The tail pipe 31 defines a clamping hole 311 along the extending direction of the clip 322 for the optical cable to pass through and be screwed to the two connecting posts 321 . The hole wall of the clamping hole 311 is provided with an internal thread that cooperates with the external thread, and the radial direction of the clamping hole 311 is gradually reduced in the direction away from the connecting column 321. Next, close to each other to clamp the optical cable.
参照图4与图5，连接柱321外壁上设置有卡接凸起3211，保护套2的侧壁上开设有供卡接凸起3211卡装的卡接槽24，卡接凸起3211靠近保护套2的一侧设有卡接斜面3212，卡接斜面3212沿着卡接凸起3211进入卡接槽24的方向且向靠近连接柱321外壁倾斜，卡接时，卡接斜面3212先抵接于保护套2的内壁，然后对连接柱321施力，使卡接凸起3211卡接固定于卡接槽24内，进而尾夹32与保护套2实现卡接固定。Referring to Fig. 4 and Fig. 5, the outer wall of the connecting column 321 is provided with a snap-in protrusion 3211, and the side wall of the protective cover 2 is provided with a snap-in slot 24 for the snap-in protrusion 3211 to be snapped in, and the snap-in protrusion 3211 is close to the protective cover 2. One side of the sleeve 2 is provided with a clamping slope 3212, which is inclined along the direction in which the clamping projection 3211 enters the clamping groove 24 and is inclined towards the outer wall of the connecting column 321. When clamping, the clamping slope 3212 first abuts against On the inner wall of the protective cover 2 , force is applied to the connecting column 321 , so that the clamping protrusion 3211 is clamped and fixed in the clamping groove 24 , and then the tail clamp 32 and the protective cover 2 are clamped and fixed.
参照图2与图3，其中，连接柱321上滑移安装有推动滑移环16移动的滑移件4，滑移件4一端抵接于滑移环16，另一端抵接于尾管31，尾管31向靠近保护套2的方向移动，进而滑移件4推动滑移环16向靠近锁紧凸起122的方向移动。Referring to Figure 2 and Figure 3 , wherein, a sliding piece 4 that pushes the sliding ring 16 to move is mounted on the connecting column 321, one end of the sliding piece 4 abuts against the sliding ring 16, and the other end abuts against the tail pipe 31 , the tail pipe 31 moves towards the direction of the protective cover 2 , and then the sliding member 4 pushes the sliding ring 16 to move towards the direction of the locking protrusion 122 .
参照图3与图6，进一步的，连接柱321的外壁开设有供滑移件4沿连接柱321中线轴线方向滑移的第一滑移槽3213。滑移件4包括滑移于第一滑移槽3213内的推动板41和联动板42，推动板41一体连接于联动板42的一端，推动板41与联动板42之间还一体连接有加强筋43，加强筋43的设置，增加了推动板41与联动板42之间连接强度。联动板42远离推动板41的一端向靠近滑移环16方向延伸，且与滑移环16连接。本实施例中优选推动板41与联动板42连接后呈L状。随着转动尾管31，尾管31向靠近连接柱321的方向移动，同时带动推动板41移动，进而使联动板 42推动滑移环16滑移。保护套2内壁沿着预装裸纤的轴向开设有第二滑移槽25，进而使得联动板42于第二滑移槽25内定向滑移，不易晃动。Referring to FIG. 3 and FIG. 6 , further, the outer wall of the connecting column 321 is provided with a first sliding groove 3213 for the sliding member 4 to slide along the central axis of the connecting column 321 . The sliding part 4 includes a push plate 41 and a linkage plate 42 that slide in the first sliding groove 3213, the push plate 41 is integrally connected to one end of the linkage plate 42, and a reinforcing plate is integrally connected between the push plate 41 and the linkage plate 42. The arrangement of ribs 43 and reinforcing ribs 43 increases the connection strength between the push plate 41 and the linkage plate 42 . An end of the linkage plate 42 away from the push plate 41 extends toward the slip ring 16 and is connected to the slip ring 16 . In this embodiment, it is preferable that the push plate 41 is L-shaped after being connected with the linkage plate 42 . As the tail pipe 31 is rotated, the tail pipe 31 moves toward the direction close to the connecting column 321, and at the same time drives the pushing plate 41 to move, and then the linkage plate 42 pushes the slip ring 16 to slide. The inner wall of the protective cover 2 is provided with a second sliding groove 25 along the axial direction of the pre-installed bare fiber, so that the linkage plate 42 can slide directionally in the second sliding groove 25 and is not easy to shake.
其中，联动板42可以与滑移环16一体连接，也可以与分体连接。Wherein, the linkage plate 42 can be integrally connected with the slip ring 16 , or can be connected separately.
参照图7，当联动板42与滑移环16分体连接时，联动板42背离推动板41的一端抵接于滑移环16，且耦合套5上开设有推动滑移环16移动使压板12与基板11解除夹紧状态的操作孔51。Referring to Figure 7, when the linkage plate 42 is connected separately to the slip ring 16, the end of the linkage plate 42 away from the push plate 41 abuts against the slip ring 16, and the coupling sleeve 5 is provided with a pusher to move the slip ring 16 to move the pressure plate 12 and the operation hole 51 for releasing the clamping state of the base plate 11.
当联动板42与滑移环16一体连接时，耦合套5上不开设操作孔51，可以直接移动推动板41使压板12与基板11解除夹紧状态。When the linkage plate 42 is integrally connected with the slip ring 16 , the operation hole 51 is not provided on the coupling sleeve 5 , and the push plate 41 can be directly moved to release the clamping state between the pressure plate 12 and the base plate 11 .
参照图6，本实施例中的一种实施方式为联动板42与滑移环16一体连接，同时，滑移件4设置有两个，两个滑移件4沿着连接柱321的中心轴线均匀间隔设置，对应的第一滑移槽3213与第二滑移槽25均开设有两个，两个滑移件4一一对应滑移于两个第一滑移槽3213和第二滑移槽25内。Referring to FIG. 6 , one implementation in this embodiment is that the linkage plate 42 is integrally connected with the slip ring 16 , and at the same time, there are two sliding pieces 4 , and the two sliding pieces 4 are along the central axis of the connecting column 321 Evenly spaced, there are two corresponding first sliding grooves 3213 and second sliding grooves 25, and the two sliding members 4 slide in the two first sliding grooves 3213 and the second sliding grooves one by one. In the slot 25.
本申请实施例一种光纤快速连接器的实施原理为：当待接裸纤插装于对接槽111内与预装裸纤对接后，转动尾管31向靠近滑移环16的方向移动，尾管31移动过程中带动滑移件4移动，滑移件4推动滑移环16向靠近锁紧凸起122的方向移动，直至整个锁紧凸起122位于滑移环16的内部，此时，压板12与基板11相互靠近产生挤压力将对接后的预装裸纤与待接裸纤锁定于对接槽111内，尾夹32上的两个夹片322在尾管31的作用下夹紧于光缆使光缆不易被拔出。The implementation principle of an optical fiber quick connector in the embodiment of the present application is as follows: after the bare fiber to be connected is inserted into the docking groove 111 and docked with the pre-installed bare fiber, the tail pipe 31 is rotated to move toward the direction of the slip ring 16, and the tail During the movement of the pipe 31, the sliding member 4 is driven to move, and the sliding member 4 pushes the sliding ring 16 to move towards the locking protrusion 122 until the entire locking protrusion 122 is located inside the sliding ring 16. At this time, The pressing plate 12 and the base plate 11 approach each other to generate a pressing force to lock the pre-installed bare fiber and the bare fiber to be connected in the docking groove 111, and the two clips 322 on the tail clip 32 are clamped under the action of the tail pipe 31 Because of the optical cable, the optical cable is not easy to be pulled out.
以上均为本申请的较佳实施例，并非依此限制本申请的保护范围，故：凡依本申请的结构、形状、原理所做的等效变化，均应涵盖于本申请的保 护范围之内。All of the above are preferred embodiments of the application, and are not intended to limit the protection scope of the application. Therefore, all equivalent changes made according to the structure, shape, and principle of the application should be covered by the protection scope of the application. Inside.

Claims (10)

  1. 一种光纤快速连接器，其特征在于：包括连接座(1)、保护套(2)、滑移件(4)以及尾套(3)，所述连接座(1)安装于所述保护套(2)内，所述尾套(3)安装于所述保护套(2)的一端；An optical fiber quick connector, characterized in that it comprises a connecting base (1), a protective cover (2), a sliding member (4) and a tail sleeve (3), the connecting base (1) is installed on the protective cover (2), the tail sleeve (3) is installed on one end of the protective sleeve (2);
    所述连接座(1)包括供预装裸纤预安装的基板(11)、套设于所述基板(11)上且与所述基板(11)滑移连接的滑移环(16)以及在所述滑移环(16)的驱动下将预装裸纤和待接裸纤压紧于所述基板(11)上的压板(12)，所述压板(12)穿设于所述滑移环(16)且盖设于所述基板(11)上；The connection seat (1) includes a base plate (11) for pre-installation of bare fibers, a slip ring (16) sleeved on the base plate (11) and slidably connected with the base plate (11), and Driven by the slip ring (16), the pre-installed bare fiber and the bare fiber to be spliced are pressed against the pressing plate (12) on the substrate (11), and the pressing plate (12) is passed through the sliding Transferring the ring (16) and covering it on the substrate (11);
    所述尾套(3)包括安装于所述保护套(2)一端的尾夹(32)以及与所述尾夹(32)螺纹连接的尾管(31)，所述尾夹(32)与所述尾管(31)螺纹连接以驱动所述滑移件(4)移动，所述滑移件(4)带动所述滑移环(16)将所述压板(12)与所述基板(11)压紧或松脱。The tail sleeve (3) includes a tail clip (32) installed on one end of the protective sleeve (2) and a tailpipe (31) threaded with the tail clip (32), and the tail clip (32) is connected with the tail clip (32) The tail pipe (31) is screwed to drive the sliding member (4) to move, and the sliding member (4) drives the sliding ring (16) to connect the pressing plate (12) and the base plate ( 11) Tighten or loosen.
  2. 根据权利要求1所述的一种光纤快速连接器，其特征在于：所述滑移件(4)包括推动板(41)和联动板(42)，所述推动板(41)固定连接于所述联动板(42)的一端，所述联动板(42)背离所述推动板(41)的一端固定连接或抵接于所述滑移环(16)，所述尾管(31)用于推动所述推动板(41)移动。The optical fiber quick connector according to claim 1, characterized in that: the sliding member (4) includes a push plate (41) and a linkage plate (42), and the push plate (41) is fixedly connected to the One end of the linkage plate (42), the end of the linkage plate (42) away from the push plate (41) is fixedly connected or abutted against the slip ring (16), and the tail pipe (31) is used for Push the push plate (41) to move.
  3. 根据权利要求2所述的一种光纤快速连接器，其特征在于：所述尾夹(32)上开设有供所述联动板(42)滑移的第一滑移槽(3213)，所述保护套(2)的内壁开设有供所述联动板(42)滑移的第二滑移槽(25)，所述第二滑移槽(25)与所述第一滑移槽(3213)相连通；A fast optical fiber connector according to claim 2, characterized in that: the tail clamp (32) is provided with a first sliding groove (3213) for the sliding of the linkage plate (42), the The inner wall of the protective cover (2) is provided with a second sliding groove (25) for the sliding of the linkage plate (42), and the second sliding groove (25) and the first sliding groove (3213) Connected;
    所述推动板(41)一端向所述尾夹(32)的外侧延伸，且所述推动板(41)抵接于所述尾管(31)。One end of the push plate (41) extends to the outside of the tail clip (32), and the push plate (41) abuts against the tail pipe (31).
  4. 根据权利要求1所述的一种光纤快速连接器，其特征在于：所述滑移件(4)设置有两个，两个所述滑移件(4)分别设置于所述滑移环(16)的两侧。A quick connector for optical fiber according to claim 1, characterized in that: two sliding pieces (4) are provided, and the two sliding pieces (4) are respectively arranged on the slip ring ( 16) Both sides.
  5. 根据权利要求1所述的一种光纤快速连接器，其特征在于：所述压板(12)背离所述基板(11)的一侧设置有锁紧凸起(122)，所述锁紧凸起(122)上设置有引导斜面(1221)，通过所述滑移环(16)与所述引导斜面(1221)配合以使所述压板(12)与所述基板(11)压紧或松脱。The optical fiber quick connector according to claim 1, characterized in that: the side of the pressure plate (12) away from the base plate (11) is provided with a locking protrusion (122), and the locking protrusion (122) is provided with a guide inclined surface (1221), through which the slip ring (16) cooperates with the guide inclined surface (1221) to make the pressing plate (12) and the substrate (11) be pressed or loosened .
  6. 根据权利要求5所述的一种光纤快速连接器，其特征在于：所述滑移环(16)上设置有与所述引导斜面(1221)配合的倾斜面(161)。The optical fiber quick connector according to claim 5, characterized in that: the slip ring (16) is provided with an inclined surface (161) matching with the guiding inclined surface (1221).
  7. 根据权利要求1所述的一种光纤快速连接器，其特征在于：所述基板(11)上设置有限位块(112)，所述压板(12)上开设有供所述限位块(112)插装的限位槽(121)。The optical fiber quick connector according to claim 1, characterized in that: the base plate (11) is provided with a limit block (112), and the pressure plate (12) is provided with a spacer for the limit block (112). ) the limit slot (121) for inserting.
  8. 根据权利要求1所述的一种光纤快速连接器，其特征在于：所述保护套(2)靠近所述尾夹(32)的一侧开设有卡接槽(24)，所述尾夹(32)的外壁上设置有卡装于所述卡接槽(24)内的卡接凸起(3211)。A fast optical fiber connector according to claim 1, characterized in that: the side of the protective sleeve (2) close to the tail clip (32) is provided with a snap-in groove (24), and the tail clip ( 32) is provided with a snap-in protrusion (3211) snapped into the snap-in groove (24) on the outer wall.
  9. 根据权利要求8所述的一种光纤快速连接器，其特征在于：所述卡接凸起(3211)上设置有卡接斜面(3212)。The fast optical fiber connector according to claim 8, characterized in that: the locking protrusion (3211) is provided with a locking slope (3212).
  10. 根据权利要求2所述的一种光纤快速连接器，其特征在于：光 纤快速连接器还包括耦合套(5)，所述保护套(2)上开设有推动所述滑移环(16)移动的推移孔(23)，所述耦合套(5)上开设有与所述推移孔(23)连通的操作孔(51)。An optical fiber quick connector according to claim 2, characterized in that: the optical fiber quick connector also includes a coupling sleeve (5), and the protective sleeve (2) is provided with a device to push the slip ring (16) to move The push hole (23) of the coupling sleeve (5) is provided with an operation hole (51) communicating with the push hole (23).
PCT/CN2022/136402 2021-12-18 2022-12-03 Optical fiber quick connector WO2023109533A1 (en)

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CN213659018U (en) * 2020-10-22 2021-07-09 深圳市盛隆丰实业有限公司 Optical fiber connector
CN113376757A (en) * 2021-06-03 2021-09-10 潮州三环（集团）股份有限公司 V groove lock pin subassembly and have its fiber connector

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CN102590957A (en) * 2012-03-12 2012-07-18 南京云控通信科技有限公司 Drum membrane type optical fiber splicer capable of being repeatedly opened to be used
CN203786333U (en) * 2014-03-04 2014-08-20 杭州雷特通信技术有限公司 Simply assembled automatic joint fiber quick connector
CN106997078A (en) * 2017-01-24 2017-08-01 江苏亨通光网科技有限公司 A kind of carrier class LC type optical fiber quick connectors
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CN113376757A (en) * 2021-06-03 2021-09-10 潮州三环（集团）股份有限公司 V groove lock pin subassembly and have its fiber connector

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117434658A (en) * 2023-12-21 2024-01-23 华光影像科技有限公司 Miniature separable optical fiber transmission device
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