CN102854575B - The optical fiber connector - Google Patents

The optical fiber connector Download PDF

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Publication number
CN102854575B
CN102854575B CN 201110184263 CN201110184263A CN102854575B CN 102854575 B CN102854575 B CN 102854575B CN 201110184263 CN201110184263 CN 201110184263 CN 201110184263 A CN201110184263 A CN 201110184263A CN 102854575 B CN102854575 B CN 102854575B
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CN
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Prior art keywords
optical fiber
recess
body
cover
cable
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CN 201110184263
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Chinese (zh)
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CN102854575A (en )
Inventor
杨嫣红
陈玲玲
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泰科电子(上海)有限公司
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    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00Light guides
    • G02B6/24Coupling light guides
    • G02B6/36Mechanical coupling means
    • G02B6/38Mechanical coupling means having fibre to fibre mating means
    • G02B6/3807Dismountable connectors, i.e. comprising plugs
    • G02B6/3833Details of mounting fibres in ferrules; Assembly methods; Manufacture
    • G02B6/3846Details of mounting fibres in ferrules; Assembly methods; Manufacture with fibre stubs
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00Light guides
    • G02B6/24Coupling light guides
    • G02B6/36Mechanical coupling means
    • G02B6/38Mechanical coupling means having fibre to fibre mating means
    • G02B6/3807Dismountable connectors, i.e. comprising plugs
    • G02B6/3887Anchoring optical cables to connector housings, e.g. strain relief features, bending protection
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00Light guides
    • G02B6/24Coupling light guides
    • G02B6/36Mechanical coupling means
    • G02B6/38Mechanical coupling means having fibre to fibre mating means
    • G02B6/3807Dismountable connectors, i.e. comprising plugs
    • G02B6/389Dismountable connectors, i.e. comprising plugs characterised by the method of fastening connecting plugs and sockets, e.g. screw- or nut-lock, snap-in, bayonet type
    • G02B6/3893Push-pull type, e.g. snap-in, push-on

Abstract

本发明提供一种光纤连接器,包括:光纤接续单元;以及光纤固定装置,与所述光纤接续单元连接,其中所述光纤固定装置具有:凹槽体;盖体,所述盖体适于配合并覆盖在所述凹槽体上而形成适于容纳并固定光缆的空间。 The present invention provides an optical fiber connector comprising: an optical fiber splicing unit; and an optical fiber fixing means, connection means connected to said optical fiber, wherein said optical fiber fixing means comprises: a recess thereof; cover, the cover is adapted to fit and covering the recess in the body to form a space adapted to receive and secure the cable.

Description

光纤连接器 The optical fiber connector

技术领域 FIELD

[0001] 本发明涉及一种光纤连接器,尤其涉及一种可现场组装的光纤连接器。 [0001] The present invention relates to an optical fiber connector, and more particularly relates to a fiber optic connector assembly on site.

背景技术 Background technique

[0002] 光纤连接器是光纤通信系统中必不可少的器件。 [0002] The optical fiber connector is an optical fiber communication systems essential components. 由于本地通信网络逐步光纤化,特别是为适应光纤接入网和光纤到家庭(FTTH)的需要,对光纤连接器的需求也在不断上升,单靠工厂中装配研磨生产已无法满足需要,且其成本也很高,因此连接器的装配正从工厂走向安装工程现场,对快速简易的现场装配型光纤连接器的需求也越来越多。 Since the local communication network of optical fiber gradually, and in particular optical fiber access network needs to accommodate fiber to the home (FTTH), the demand for optical fiber connector is also rising, the polishing assembly plant alone can not meet production needs, and its cost is also high, so the connector assembly being installed from the factory to the project site, the demand for quick and easy field assembly type optical fiber connector is also increasing.

[0003] 适用于现场安装的连接器要求必须省时、省力、操作方便,并且要求只需要几分钟即可装配出一个可靠的光纤连接器。 When the [0003] suitable for field installation requires to be connected to save time, effort, easy to operate, and requires only a few minutes to assemble a reliable fiber optic connector. 现场安装的连接器一般包括用于实现光纤接续的光纤连接单元,和与光纤连接单元固定连接的光缆固定装置。 Field mounted connector typically comprises means for implementing the fiber optic connector of an optical fiber splice, and a fiber optic cable connected to the connector fixing unit fixing means. 装配连接的操作步骤一般如下:先将具有保护层的光缆剥开一段,露出裸光纤,使裸纤可以用于接续。 Procedure connector assembly is generally as follows: the cable having a first section of the protective layer is peeled off to expose the bare fiber, so that bare fiber can be used for splicing. 将光纤通过光缆固定装置插入到光纤连接单元中,与预埋光纤实现对接。 The optical fiber is inserted into the optical fiber unit through the connection cable fixing means to achieve docking with embedded optical fiber. 在光纤接续的时候,向前推送光纤,使裸纤在光缆固定装置内稍微弯曲,从而保证光纤对接良好,然后将光缆暂时固定在光缆固定装置上。 When the optical fiber splice, fiber push forward the bare fiber is slightly bent in the cable securing device, thus ensuring a good butt fiber, then the fiber optic cable is temporarily fixed to the fixing means. 这时光纤连接单元将对接好的光纤压紧实现光纤连接,然后放松在光缆固定装置上临时固定的光缆,使光纤恢复平直状态,然后将尾套固定在光缆固定装置上,从而将光缆固定在光纤连接器上。 In this case the fiber optic connector mating means to achieve a good optical fiber connector pressed, then relax temporarily fixed to the cable fixture cable, optical fiber restore flat condition, then the boot is fixed to the cable fixing means, so that the cable fixing in the fiber optic connector.

[0004]目前现场使用的光纤有很多种,如各种不同直径的圆缆,8字形光缆等。 [0004] There are many fibers currently used in the field, such as a variety of different diameter round cable, fiber optic cable 8 shape. 然而传统的光缆固定装置只适合某一种特定的光缆,使得光纤连接器只能用于连接某一种特定的光缆,如直径Φ3的圆形光缆,而无法同时满足各种不同类型的现场光纤的使用需要。 However, the conventional cable fixing device is only suitable for a particular kind of optical cable, so that the optical fiber connector for connecting only a particular kind of optical cable, such as a round cable diameter Φ3, but can not meet various types of field optical fiber at the same time the need to use.

发明内容 SUMMARY

[0005] 本发明的目的在于提供一种光纤连接器,该光纤连接器能够满足多种不同类型的现场光纤的使用需要,具体地,该光纤连接器的光缆固定装置适用于不同信号尺寸的光缆,可以使光纤连接器用于各种不同型号尺寸的光缆的接续。 [0005] The object of the present invention is to provide an optical fiber connector, the optical fiber connector can meet the needs of a variety of different types of field optical fiber, in particular, the optical fiber cable securing device connector suitable for different cable sizes signals , the optical connector can be used for various different types of cable splice sizes.

[0006] 根据本发明的光纤连接器包括光纤接续单元以及与所述光纤接续单元连接的光缆固定装置,其中所述光缆固定装置具有:凹槽体;盖体,所述盖体适于配合并覆盖在所述凹槽体上而形成适于容纳并固定光缆的空间。 [0006] The optical fiber connector according to the present invention includes an optical fiber splicing unit and connected to the cable securing means of the fiber splicing unit, wherein said cable securing device having: a recess thereof; cover, the cover is adapted to engage and member overlying the recess and form a space adapted to receive the fixed cable.

[0007] 所述盖体可以与所述凹槽体枢转连接。 [0007] The lid may be pivotally connected to the pivot recess body. 具体地,所述盖体与所述凹槽体一体成型,且盖体与凹槽体的连接处形成铰接结构。 In particular, the cover body is integrally formed with the groove, the junction member and the cover member is formed with the recess hinge structure. 有利地,所述盖体和所述凹槽体由塑胶一体成型,且所述连接处的厚度减少以形成铰接结构。 Advantageously, the recess and the cover body are integrally molded from plastic, and to reduce the thickness at the connection structure to form a hinge.

[0008] 盖体和凹槽体也可以为独立的部件,然后组装在一起。 [0008] The cover member and the recess may be a separate member, and then assembled together. 具体地,所述盖体独立于所述凹槽体,且所述盖体利用锁扣结构可拆卸地固定在所述凹槽体上。 In particular, the cover member independent of the recess, and the use of the cover latching structure removably secured to the recess body.

[0009] 有利地,所述凹槽体具有大致半圆形横截面,且所述盖体具有大致半圆形横截面,从而所述空间形成大致圆形横截面。 [0009] Advantageously, the recess having a substantially semicircular cross-section, and the cover member having a substantially semicircular cross-section, so that the space forming a substantially circular cross section. 进一步地,所述凹槽体与所述盖体内均设置有向所述空间内部凸出的突起。 Further, the recess and the cover member body is provided with projections to the interior space of the projection. 凹槽体上的突起的位置优选与盖体上的突起的位置彼此相对。 Preferred positions of the projections on the body and the recess on the projection position of the cover relative to each other. 所述凹槽体上的突起与盖体上的突起可以均为大致垂直于凹槽体的纵向布置的带状突起。 The projection on the projection and the recess on the lid body may be perpendicular to the strip-shaped protrusions are substantially arranged in the longitudinal groove of the body. 此夕卜,至少一个所述带状突起的与待固定光纤的保护层接触的边缘可以设置有至少一个小突起,该小突起朝向所述空间内部凸出。 Bu this evening, at least one strip-like projection to the edge of the protective layer to be in contact with the fixed optical fiber may be provided with at least one small protrusion, the small projections projecting toward the internal space. 小突起可以是锥形的。 Small projection may be tapered.

[0010] 可选地,所述凹槽体和所述盖体设置在所述光缆固定装置的一端;所述光缆固定装置设置有与所述凹槽体连接的螺纹连接部,所述螺纹连接部形成有外螺纹,该螺纹连接部内部设置有供裸纤通过的通孔;所述光纤连接器还包括固定尾套,所述固定尾套内部设置有与所述外螺纹配合的内螺纹。 [0010] Alternatively, the recess and the cover body is provided at one end of the cable securing device; said cable securing device is provided with a threaded portion connected to the body recess, the threaded connection an external thread portion, the interior of the connecting portion is provided with a threaded through hole for the bare optical fiber therethrough; said optical fiber connector further comprises internal threads mating with the externally threaded end of a fixed inner sleeve, said fixing sleeve is provided with a tail.

[0011] 进一步地,所述螺纹连接部上设置有纵向开槽,该纵向开槽径向向内延伸到所述通孔,且裸纤适于径向弯曲到所述纵向开槽中。 [0011] Further, the threaded portion is provided on the longitudinal slot, said longitudinal slot extending radially inwardly into the through hole, and the bare fiber is adapted to bend radially in the longitudinal slot.

[0012] 进一步地,所述螺纹连接部上形成有沿纵向延伸过整个所述螺纹连接部的螺纹缺失部。 [0012] Further, the threaded connection portion is formed with a longitudinally extending through the entire threaded portion of the threaded connection deletion unit along. 有利地,所述螺纹缺失部保留部分螺纹齿,所述螺纹缺失部与所述内螺纹形成适于放置和固定圆形光缆的加强筋的第一固定结构。 Advantageously, the threaded portion to retain the thread tooth missing portion, the threaded portion and the internally threaded deletion first fixing structure of the reinforcing rib to place and fix the cable is formed circular. 可选地,所述螺纹连接部上与所述螺纹缺失部所在的部位不同的位置设置有纵向延伸过整个所述螺纹连接部的沟槽,该沟槽适于容纳8字形光缆的外皮,所述沟槽与所述内螺纹形成适于放置和固定8字形光缆的外皮的第二固定结构;所述凹槽体或所述盖体靠近所述螺纹连接部的端侧在邻近所述沟槽的位置形成有开口,8字形光缆的外皮适于通过该开口从所述空间引出到沟槽中。 On Alternatively, the threaded portion of the threaded portion and where the missing portion is provided with a longitudinally different positions extending over the entire threaded connection groove portion, the groove adapted to receive the cable sheath 8-shaped, the said second groove forming the sheath fixing structure adapted to place and fix the shaped optical fiber cable 8 with the internally threaded; the recess or the cover member side end portion near the threaded connector adjacent the trench an opening formed at a position, the sheath 8 is shaped optical fiber cable led out from the space is adapted to the groove through the opening. 可选地,所述凹槽体和所述盖体在靠近所述螺纹连接部的端侧在所述连接处附近均形成有缺口,所述凹槽体的缺口与所述盖体的缺口共同形成一个开口,8字形光缆的外皮适于通过该开口从所述空间引出;所述螺纹连接部上对应于所述开口的位置设置有纵向延伸过整个所述螺纹连接部的沟槽,所述沟槽适于容纳从所述开口引出的8字形光缆的外皮,所述沟槽与所述内螺纹形成适于放置和固定8字形光缆的外皮的第二固定结构。 Alternatively, the recess and the cover member at its end portion near the threaded connection is formed with notches at the vicinity of the connection, said recess notch and body notch the cover co forming an opening, the sheath 8 is shaped optical fiber cable led out from the space is adapted to the opening; said upper threaded portion disposed at a position corresponding to the opening with a longitudinal groove extends over the entire threaded connection portion, said a groove adapted to receive from the cable sheath opening 8 shaped drawn, the groove is formed with the internally threaded second fixing structure to place and fix the outer skin 8 shaped optical fiber cable.

[0013] 有利地,所述螺纹连接部在不同于所述沟槽以及所述螺纹缺失部的位置设置有纵向开槽,该纵向开槽径向向内延伸到所述通孔,且裸纤适于径向弯曲到所述纵向开槽中。 [0013] Advantageously, the threaded portion and the groove is provided in a position different from said threaded portion has a longitudinal slot deletion, this longitudinal slot extending radially inwardly into the through hole, and the bare fiber It is adapted to bend radially in the longitudinal slot.

[0014] 有利地,所述光缆固定装置的另一端还设置有插入配合端,螺纹连接部设置在所述插入配合端与所述凹槽体之间;所述插入配合端插入配合到光纤接续单元的插入孔中。 [0014] Advantageously, the other end of the cable securing device is further provided with a mating terminal is inserted, the threaded connection is provided between the mating end and the insertion recess thereof; mating end is inserted into the optical fiber connector is inserted into the fitting unit insertion hole. 具体地,所述光纤接续单元的相对侧面设置有一对配合孔;所述插入配合端设置有适于卡扣配合在所述配合孔中的一对配合凸起。 In particular, the opposite sides of the optical fiber splicing unit is provided with a pair of fitting holes; said insertion end is provided with a fitting adapted to snap fit in the fitting hole of the pair of mating projections.

[0015] 利用本发明的光纤连接器,至少可以同时满足圆形光缆和8字形光缆的现场光纤接续的使用需要。 [0015] using an optical fiber connector of the present invention, at least simultaneously satisfy the field optical fiber cable and a circular-shaped optical fiber 8 needs to use the connection.

附图说明 BRIEF DESCRIPTION

[0016] 图1为根据本发明的一个实施例的光纤连接器的立体示意图; [0016] FIG. 1 is a perspective schematic view of an optical fiber connector according to one embodiment of the present invention;

[0017]图2为根据本发明的一个实施例的光缆固定装置的立体示意图; [0017] FIG. 2 is a perspective schematic view of the cable securing device in accordance with one embodiment of the present invention;

[0018]图3为根据本发明的一个实施例的光缆固定装置的侧视图,示出螺纹连接部上的沟槽,其中移除了盖体; [0018] FIG. 3 is a side view of the cable securing device in accordance with one embodiment of the present invention, illustrating grooves on the threaded connection, wherein the cover removed;

[0019]图4为根据本发明的一个实施例的光缆固定装置的侧视图,示出螺纹连接部上的螺纹缺失部,其中移除了盖体; [0019] FIG. 4 is a side view of the cable securing device according to an embodiment of the present invention, illustrating a threaded portion on the missing portion of the threaded connection, wherein the cover removed;

[0020] 图5为图2中的光缆固定装置的右视图。 [0020] FIG. 5 is a right side view of FIG. 2 in the cable fixing device.

具体实施方式 detailed description

[0021 ] 下面详细描述本发明的实例性的实施例,实施例的示例在附图中示出,其中相同或相似的标号表示相同或相似的元件。 [0021] exemplary embodiment of the present invention are described in detail below, exemplary embodiments illustrated in the accompanying drawings, wherein the same or like reference numerals represent the same or similar elements. 下面参考附图描述的实施例是示例性的,旨在解释本发明,而不能解释为对本发明的限制。 Example embodiments described below with reference to the accompanying drawings are exemplary and are intended to explain the present invention and should not be construed as limiting the present invention.

[0022] 如图1中所示,根据本发明的光纤连接器包括光纤接续单元4以及与所述光纤接续单元4连接的光缆固定装置5,所述光缆固定装置5具有凹槽体2和盖体1,盖体1适于配合并覆盖在所述凹槽体2上而形成适于容纳并固定光缆的空间。 As shown in FIG. 1 [0022] The optical fiber connector according to the present invention includes an optical fiber splicing unit 4 and the optical fiber cable connecting unit connected to the fixing device 54, the cable securing device 5 and the lid body 2 has a recess 1, the cover 1 is adapted to fit and cover a space is formed on the recess 2 adapted to receive and secure the cable.

[0023] 盖体1可以与凹槽体2枢转连接。 [0023] 1 lid member 2 can be pivotally connected to the recess.

[0024] 盖体1可以与凹槽体2 —体成型,且盖体1与凹槽体2的连接处E形成铰接结构。 [0024] the cover member 1 with the groove may be 2 - shaping, and the cover member 1 and the recess of the junction E 2 form a hinge structure. 具体地,盖体1一侧枢转连接在所述凹槽体2的所述一侧上。 Specifically, the lid member 1 side is pivotally connected on the one side of the recess 2. 在所述盖体1覆盖所述凹槽体2的情况下,所述盖体1的另一侧覆盖所述凹槽体2的所述另一侧从而所述凹槽体2与所述盖体1形成适于压紧光缆并固定光缆的空间。 In the case where the body 1 to cover the recess of the body cover 2, the other side of the other side of the body 1 to cover the recess so that the lid body 2 and the lid recess 2 a pressing member to form a space adapted for fixing the cable and the cable. 例如,通过扣合盖体1在凹槽体2上,可以压紧光缆并固定光缆。 For example, by engaging a groove in the body 2, the cover can be pressed against the cable and the cable is fixed.

[0025] 有利地,盖体1和凹槽体2由塑胶一体成型,且所述连接处的厚度减少以形成铰接结构。 [0025] Advantageously, the cover member 1 and the recess is integrally formed by a plastic body 2, and the thickness of the connection is reduced to form a hinge structure.

[0026] 尽管没有示出,盖体1和凹槽体2也可以为独立的部件,然后组装在一起。 [0026] Although not shown, the cover member 1 and the recess 2 may be a separate member, and then assembled together. 具体地,所述盖体1独立于所述凹槽体1,且所述盖体1利用锁扣结构可拆卸地固定在所述凹槽体2上。 In particular, the cover 1 is independent of the recess 1, and the use of the cover latching structure 1 is detachably fixed to the recess body 2.

[0027] 如图1-2中所示,所述凹槽体2具有大致半圆形横截面,且所述盖体1具有大致半圆形横截面,从而所述空间形成大致圆形横截面。 [0027] As shown, the recess body 1-2 has a substantially semi-circular in cross-section 2, and the cover has a substantially semicircular cross-section, so that the space forming a substantially circular cross-section . 在本发明中,盖体1的边侧末端可以延伸到凹槽体2相对一侧的上方一定的距离,通过下压盖体1,使盖体1的末端与凹槽体2的相对一侧相接触,从而压紧光缆。 In the present invention, the cover-side end 1 may be extended to the side opposite the recess a certain distance above the body 2, the lid body 1 by the end of the groove opposite side of the cover member 1 of 2 contact, thereby compressing the cable. 在本发明另一个实施例中,盖体1的末端也可以延伸到凹槽体2的相对一侧的外侧,从而通过将盖体固定到凹槽体的侧边,从而压紧光缆。 In yet another embodiment of the present invention, one end of the cover may extend to the outside of the side opposite the recess body 2, so that by fixing the lid to the side of the recess body, thereby compressing the cable. 此时,所述盖体1的所述另一侧可以利用锁扣装置可拆卸地锁扣在所述凹槽体2的所述另一侧上。 At this time, the other side of the cap body 1 may be utilized to releasably latch the latching means on the other side of the recess body 2.

[0028] 如图1-3中所示,所述凹槽体2与所述盖体1内均设置有向所述空间内部凸出的突起11,从而进一步限定所述空间以更加牢固地固定光缆。 [0028] As shown, the recess body 1-3 and the cover 2 is provided with a protruding projection 11 toward the interior of the space 1, thereby further defining the space more firmly fixed fiber optic cable. 如图1-2中所示,凹槽体2上的突起11的位置与盖体1上的突起11的位置彼此相对。 As shown, the position of the position of the projection 11 on the projection 11 on the second lid member a recess opposite each other 1-2. 不过,凹槽体2上的突起11与盖体1上的突起11也可以相互错开。 However, the groove projection 11 and the projection member 11 on the cover 1 may be on the 2 mutually staggered.

[0029] 优选地,所述凹槽体2上的突起11与盖体1上的突起11均为大致垂直于凹槽体2的纵向布置的带状突起。 [0029] Preferably, the groove projection 11 and the projection 11 on the lid 2 on the body are generally perpendicular to the longitudinally arranged grooves 2 of the strip projection. 进一步地,如图2-3中所示,至少一个所述带状突起的与待固定光纤的保护层接触的边缘设置有至少一个小突起12,该小突起12朝向所述空间内部凸出。 Further, as shown in Figure 2-3, the at least one edge of said strip-like protrusion to be in contact with the protective layer of the fixed optical fiber is provided with at least one small protrusion 12, the small projections projecting toward the inside of the space 12. 有利地,每个带状突起的所述边缘都设置有至少一个小突起12,从而可以进一步限定所述空间。 Advantageously, each of said strip-like edge projections are provided with at least one small projection 12, so that the space may be further defined. 该小突起12可以是锥形的,但也可以采用其它的形状,例如柱形,只要适于卡紧待固定光纤的保护层即可。 The small protrusions 12 may be conical, but other shapes may be used, for example, cylindrical, as long as the clamp is adapted to be fixed to the protective layer of the optical fiber.

[0030] 利用上述带有突起11的结构,可以有效地固定光纤的保护层。 [0030] With the above configuration with a protrusion 11, the protective layer may be effectively fixed to the optical fiber.

[0031] 如图1中所示,所述凹槽体2和所述盖体1设置在所述光缆固定装置5的一端;所述光缆固定装置5设置有与所述凹槽体2连接的螺纹连接部52,所述螺纹连接部52形成有外螺纹,该螺纹连接部52内部设置有供裸纤D通过的通孔54 ;所述光纤连接器还包括固定尾套7,所述固定尾套7内部设置有与所述外螺纹配合的内螺纹。 [0031] As shown in FIG. 1, the recess 2 and the cover 1 is provided at one end of the cable securing device 5; said cable securing device 5 is provided with a groove 2 is connected to the body threaded connection portion 52, the threaded connection is formed with an external thread portion 52, the interior of the threaded connection portion 52 is provided with a through hole for the bare optical fiber 54 by D; the fiber optic connector sleeve 7 further includes a stationary tail, the tail is fixed inner sleeve 7 is provided with an internal thread mating with the external thread. 在光纤接续单元4完成接续光纤后固定尾套7将光缆固定在光缆固定装置5上。 After completion of the optical fiber splicing unit 4 connecting the optical fiber cable is fixed to the end of sleeve 7 is fixed to the cable fixing device 5.

[0032] 如图2-3中所示,所述螺纹连接部52上设置有纵向开槽53,该纵向开槽53径向向内延伸到所述通孔54 (此时,该通孔实际形成凹槽的形式),且在裸纤D受力弯曲的情况下,裸纤D适于径向弯曲到所述纵向开槽中。 [0032] As shown in FIG, 53 is provided with a longitudinal slot, the longitudinal slot 53 extending radially inwardly into the through hole 54 (in this case, the through hole 52 actually connected to the threaded portion 2-3 forming a groove form), and in the case where the bare fiber bending force D, D bare fiber is adapted to bend radially in the longitudinal slot. 利用该纵向开槽53可以看到裸纤D弯曲。 With this longitudinal slot 53 can be seen bare fiber D bending.

[0033] 如图5中所示,所述螺纹连接部52上形成有沿纵向延伸过整个所述螺纹连接部52的螺纹缺失部521。 [0033] As shown, a threaded connection is formed on the portion 525 extends longitudinally through the deletion of the threaded portion 521 of the entire threaded connection portion 52 along. 有利地,所述螺纹缺失部521保留部分螺纹齿(即,螺纹缺失部521仍然保留螺纹,并未“伤及”该螺纹连接部52的小径),所述螺纹缺失部521与所述内螺纹形成适于放置和固定圆形光缆的加强筋,例如凯夫拉,的第一固定结构。 Advantageously, the threaded portion 521 deletion remaining portions of the thread tooth (i.e., the threaded portion 521 remain missing thread, not "hurt" the small-diameter portion of the threaded connection 52), deletions of the threaded portion 521 with internal threads formation and adapted to be placed round cable fixing ribs, e.g. Kevlar, a first fixing structure. 当固定尾套7螺纹连接在螺纹连接部上后,可以固定圆形光缆的保护层,从而固定圆形光缆。 While the fixed end of sleeve 7 threaded onto the threaded connection, the protective layer may be fixed to the round cable, thereby fixing the round cable. 当然,8字形光缆的外皮也可以通过螺纹缺失部521固定。 Of course, the cable sheath 8 may be shaped portion 521 is fixed by a screw deleted.

[0034] 如图2中所示,所述凹槽体52的第一侧和所述盖体1的第一侧在靠近所述螺纹连接部52的端侧均形成有缺口21,所述凹槽体的缺口21与所述盖体的缺口21共同形成一个开口,8字形光缆的外皮适于通过该开口从所述空间引出;所述螺纹连接部52上对应于所述开口的位置设置有纵向延伸过整个所述螺纹连接部的沟槽523,所述沟槽523适于容纳从所述开口引出的8字形光缆的外皮,所述沟槽523与所述内螺纹形成适于放置和固定8字形光缆的外皮的第二固定结构。 [0034] As shown in FIG. 2, the recess of the first side member 52 and the first side of the lid body 1 are each formed with a notch 21 at the end closer to the threaded portion 52 of the recess notched groove body 21 and the notch 21 of the cover together form an opening shaped optical fiber cable sheath 8 is adapted to lead from the space through the opening; said threaded connection portion 52 disposed at a position corresponding to the opening has longitudinal groove extends over the entire threaded connection portion 523 of the groove 523 is adapted to receive from the opening of the sheath-shaped optical fiber 8 drawn out of the groove 523 is formed with the inner thread adapted to place and fix a second fixing structure of the 8-shaped optical fiber cable sheath.

[0035] 上述开口可以仅仅设置在凹槽体或盖体上。 [0035] The opening may be provided only on the groove or the cover. 具体地,所述螺纹连接部52上与所述螺纹缺失部521所在的部位不同的位置设置有纵向延伸过整个所述螺纹连接部52的沟槽523,该沟槽523适于容纳8字形光缆的外皮,所述沟槽523与所述内螺纹形成适于放置和固定8字形光缆的外皮的第二固定结构;所述凹槽体2或所述盖体1靠近所述螺纹连接部52的端侧在邻近所述沟槽523的位置形成有开口,8字形光缆的外皮适于通过该开口从所述空间引出到沟槽523中。 In particular, the threaded portion 52 and the portion 521 where the missing portion of the screw is provided with a different position of the groove 523 extends longitudinally through the entire threaded connection portion 52, the groove 523 is adapted to receive 8-shaped cable sheath, said second groove 523 fixing structure adapted to place and fix the sheath 8 is shaped optical fiber cable formed with the internally threaded; the recess body 2 or the lid body 1 close to the threaded portion 52 of the connector an opening end side is formed at a position adjacent to the groove 523, the sheath 8 is adapted to lead shaped optical fiber cable into the groove 523 from the space through the opening.

[0036] 当固定尾套7螺纹连接在螺纹连接部上后,可以固定8字形光缆的外皮,从而固定8字形光缆。 [0036] After the end of the fixed sleeve 7 threaded onto the threaded connection, the sheath may be fixed shaped optical fiber cable 8, 8 thereby fixing the shaped optical fiber cable.

[0037] 实际上,沟槽523、螺纹缺失部521以及纵向开槽53可以同时设置在螺纹连接部52上。 [0037] In practice, the grooves 523, the threaded portion 521 and a longitudinal slot deletions 53 may be provided on the threaded portion 52 connected at the same time. 具体地,所述螺纹连接部52在不同于所述沟槽523以及所述螺纹缺失部521的位置设置有纵向开槽53,该纵向开槽53径向向内延伸到所述通孔54 (此时,该通孔实际形成凹槽的形式),且在裸纤D受力弯曲的情况下,裸纤D适于径向弯曲到所述纵向开槽53中。 In particular, the threaded portion 52 is provided with a longitudinal slot 53 at a position different from the groove 523 and the threaded portion 521 of the deletion, the longitudinal slot 53 extending radially inwardly into the through hole 54 ( at this time, the through-hole is actually formed in the form of a recess), and in the case where the bare fiber bending force D, D bare fiber is adapted to bend radially into the longitudinal slot 53. 利用该纵向开槽53可以看到裸纤D弯曲。 With this longitudinal slot 53 can be seen bare fiber D bending.

[0038] 如图1中所示,所述光缆固定装置5的另一端还设置有插入配合端55,螺纹连接部52设置在所述插入配合端55与所述凹槽体2之间;所述插入配合端55插入配合到光纤接续单元4的插入孔中。 [0038] As shown in FIG. 1, the other end of the cable securing device 5 is also provided with an insertion end 55, a threaded connection portion 52 disposed between the mating end 2 is inserted into the recess 55 and the body; the inserting said mating end fitting 55 is inserted into the insertion hole 4 of the optical fiber splicing unit. 光缆固定装置5与光纤接续单元4之间可以设置卡扣结构,具体地,所述光纤接续单元4的相对侧面设置有一对配合孔41 ;所述插入配合端55设置有适于卡扣配合在所述配合孔41中的一对配合凸起51。 Cable securing device 5 and the optical fiber splicing unit may be disposed between the locking structure 4, in particular, the opposite sides of optical fiber splicing unit 4 is provided with a pair of fitting holes 41; the inserted mating end 55 adapted to snap fit provided the fitting hole 41 in a pair of fitting projections 51.

[0039] 本发明光纤连接器的使用方法介绍如下。 [0039] Use of the optical fiber connector of the present invention are described below. 先将具有保护层的光缆剥开一段,露出光纤,使光纤可以用于接续;将光纤通过光缆固定装置5内部,并且向前推送,使光纤在光缆固定装置5的内部弯曲,从凹槽(或通孔)的上方以及外螺纹正上方的纵向开槽53可以很方便看到光纤的弯曲情况,从而保证光纤接续良好;当光纤接续完成之后,放松弯曲的光纤,将固定尾套7通过螺纹固定在光缆固定装置5上,从而最终固定光缆;再套上外壳和保护罩,光纤连接器的连接就完成了。 First cable section having a protective layer peeled off to expose the optical fiber, the optical fiber may be used to splice; through the internal optical fiber cable securing device 5, and push forward, bending the optical fiber inside the cable securing device 5 from the groove ( or vias) and above the external thread 53 above the longitudinally slotted n can easily see the bowing of the optical fiber, optical fiber connector to ensure good; when the fiber optic splice is completed, the fibers relax bend, the end sleeve 7 is fixed by a screw is fixed to the cable fixing means 5, and ultimately fixing the cable; and then put the boot shell, connecting optical fiber connector is completed.

[0040] 在对圆形光缆光纤进行接续的时候,将圆形光缆放置在凹槽体和盖体形成的所述空间内。 [0040] When splicing optical fibers of round cable, the round cable will be placed in the space and the lid recess is formed. 光缆的加强筋A,例如凯夫拉,放置在外螺纹的螺纹缺失部521处,当固定尾套7的内螺纹与外螺纹固定连接的时候,同时将凯夫拉固定,从而将圆形光缆固定。 Cable rib A, e.g. Kevlar, deletion threaded portion 521 of the external thread is placed when the boot is fixed with the external thread 7 the internal thread of the fixed connection, while the Kevlar fixing, thereby fixing the round cable .

[0041] 在对8字形光缆进行接续的时候,将8字形光缆上侧的外皮B剪断,下侧的外皮C通过开口延伸到外螺纹相应位置的沟槽523中。 [0041] When splicing is performed on the 8-shaped optical fiber, the sheath 8 on the B side of the cut shaped optical fiber cable, the sheath through the opening C lower groove 523 extending into the corresponding position of external threads. 这时,当固定尾套7的内螺纹与外螺纹固定连接的时候,同时将8字形光缆外皮固定于其中,从而将8字形光缆固定。 At this time, when the end of the fixed sleeve with the external thread 7 the internal thread is fixedly connected with the 8-shaped optical fiber cable sheath is fixed therein, so that the 8-shaped cable fixture.

[0042] 不过,需要指出的是,仅仅利用上述的凹槽体2与盖体1相配合的结构,也可以将8字形光缆的外皮固定在凹槽体2和盖体1形成的所述空间内,而不需要将8字形光缆的外皮通过该开口从所述空间引出到沟槽523中。 [0042] However, it should be noted that the recess using only the above-described structure of the cover 2 and the mating member 1, the sheath 8 is also shaped optical fiber cable may be fixed to the space in the groove 2 and the lid member 1 is formed inside, without the need to shape the cable sheath 8 is drawn through the opening into the groove 523 from the space.

[0043] 尽管已经示出和描述了本发明的实施例,对于本领域的普通技术人员而言,可以理解在不脱离本发明的原理和精神的情况下可以对这些实施例进行变化。 [0043] While there has been illustrated and described embodiments of the present invention, those of ordinary skill in the art, to be understood that changes may be made in these embodiments without departing from the principles and spirit of the present invention. 本发明的适用范围由所附权利要求及其等同物限定。 The scope of the present invention is defined by the appended claims and their equivalents.

Claims (15)

  1. 1.一种光纤连接器,包括: 光纤接续单元(4);以及光缆固定装置(5),与所述光纤接续单元连接, 其中: 所述光缆固定装置具有: 凹槽体(2);以及盖体(1),所述盖体适于配合并覆盖在所述凹槽体上而形成适于容纳并固定光缆的空间, 其中: 所述凹槽体(2)和所述盖体(1)设置在所述光缆固定装置(5)的一端; 所述光缆固定装置设置有与所述凹槽体连接的螺纹连接部(52),所述螺纹连接部形成有外螺纹,该螺纹连接部内部设置有与所述容纳空间相通的供裸纤⑶通过的通孔(54); 所述光纤连接器还包括固定尾套(7),所述固定尾套内部设置有与所述外螺纹配合的内螺纹; 所述螺纹连接部(52)上形成有沿纵向延伸过整个所述螺纹连接部的螺纹缺失部(521); 所述螺纹连接部(52)上与所述螺纹缺失部(521)所在的部位不同的位置设置有纵向延伸过整个所述螺纹连接部的沟槽(523),该沟 1. An optical fiber connector comprising: an optical fiber splicing unit (4); and a cable securing means (5), connected to said optical fiber splicing unit, wherein: said cable securing means comprising: a recess body (2); and the cover (1), the cover is adapted to fit in the recess and covering member is formed a space adapted to receive and hold optical fiber cable, wherein: the recess body (2) and the cover (1 ) provided at one end of the cable securing means (5); said cable securing device is provided with a threaded portion (52) connected with the body recess, the threaded connecting portion is formed with an external thread, which screw connection inside the accommodation space is provided with a through hole for communicating via ⑶ bare fiber (54); said optical fiber connector further comprises a fixed tail sleeve (7), fixed inside the end of the sleeve is provided with a mating external thread internal threads; formed along the threaded portion (52) extending longitudinally through the deletion of the threaded portion (521) connected across said threaded portion; deletion of the threaded portion (threaded connection 521 of the upper portion (52) ) the location of different parts is provided with a longitudinally extending through the groove (523) throughout said portion of the threaded connection, the groove 适于容纳8字形光缆的外皮(C),所述沟槽与所述内螺纹形成适于放置和固定8字形光缆的外皮的第二固定结构; 所述凹槽体或所述盖体靠近所述螺纹连接部的端侧在邻近所述沟槽的位置形成有开口,8字形光缆的外皮(C)适于通过该开口从所述空间引出到沟槽(523)中。 8 is adapted to receive shaped optical fiber cable sheath (C), said groove forming a second fixing structure adapted to place and fix the jacket shaped optical fiber cable 8 with the internally threaded; the groove or close to the cover of the said threaded end portion is formed with an opening adjacent to the trench position 8 shaped optical fiber cable sheath (C) is adapted to lead from the space through the opening into the groove (523) in.
  2. 2.根据权利要求1所述的光纤连接器,其中: 所述盖体(1)与所述凹槽体(2)枢转连接。 2. The fiber optic connector of claim 1, wherein: the cover (1) and the recess body (2) pivotally connected.
  3. 3.根据权利要求2所述的光纤连接器,其中: 所述盖体(2)与所述凹槽体(2) —体成型,且盖体与凹槽体的连接处形成铰接结构。 3. The optical fiber connector according to claim 2, wherein: the cover (2) and the recess body (2), - shaping, and the cover member are connected at the groove forming a hinge structure body.
  4. 4.根据权利要求3所述的光纤连接器,其中: 所述盖体(1)和所述凹槽体(2)由塑胶一体成型,且所述连接处的厚度减少以形成铰接结构。 4. The optical fiber connector according to claim 3, wherein: the cover (1) and the recess body (2) are integrally molded from plastic, and to reduce the thickness at the connection structure to form a hinge.
  5. 5.根据权利要求1所述的光纤连接器,其中: 所述盖体(1)独立于所述凹槽体(2),且所述盖体利用锁扣结构可拆卸地固定在所述凹槽体上。 The optical fiber connector according to claim 1, wherein: the cover (1) is independent of the recess body (2), and the use of the cover latching structure removably secured in the recess the tank.
  6. 6.根据权利要求1所述的光纤连接器,其中: 所述凹槽体(2)具有大致半圆形横截面,且所述盖体(1)具有大致半圆形横截面,从而所述空间形成大致圆形横截面。 6. The fiber optic connector of claim 1, wherein: the recess body (2) having a substantially semicircular cross-section, and the cover (1) having a substantially semicircular cross-section, so that the space forming a substantially circular cross section.
  7. 7.根据权利要求1所述的光纤连接器,其中: 所述凹槽体与所述盖体内均设置有向所述空间内部凸出的突起(11)。 7. The fiber optic connector of claim 1, wherein: said body recess and the cover body are provided projections (11) projecting into the interior space.
  8. 8.根据权利要求7所述的光纤连接器,其中凹槽体上的突起的位置与盖体上的突起的位置彼此相对。 8. The fiber optic connector as claimed in claim 7, wherein the projection position on the projection position on the body and the lid recess opposed to each other.
  9. 9.根据权利要求8所述的光纤连接器,其中: 所述凹槽体上的突起(11)与所述盖体上的突起(11)均为大致垂直于凹槽体的纵向布置的带状突起。 9. The optical fiber connector according to claim 8, wherein: the projection (11) on the body and the recess of the lid body protrusion (11) are disposed substantially perpendicular to the longitudinal body with a recess like projection.
  10. 10.根据权利要求9所述的光纤连接器,其中: 至少一个所述带状突起的与待固定光纤的保护层接触的边缘设置有至少一个小突起(12),该小突起朝向所述空间内部凸出。 10. The optical fiber connector as claimed in claim 9, wherein: the at least one projection of the strip to the edge of the protective layer to be in contact with the fixed optical fiber is provided with at least one small projection (12), the space toward the small projections internal projections.
  11. 11.根据权利要求1所述的光纤连接器,其中: 所述凹槽体和所述盖体在靠近所述螺纹连接部的端侧在所述连接处附近均形成有缺口(21),所述凹槽体的缺口与所述盖体的缺口共同形成一个开口,8字形光缆的外皮(C)适于通过该开口从所述空间引出; 所述螺纹连接部(52)上对应于所述开口的位置设置有纵向延伸过整个所述螺纹连接部的沟槽(523),所述沟槽适于容纳从所述开口引出的8字形光缆的外皮(C),所述沟槽与所述内螺纹形成适于放置和固定8字形光缆的外皮的第二固定结构。 11. The fiber optic connector of claim 1, wherein: the recess and the cover member at its end portion near the threaded connection is formed with notches (21) in the vicinity of the junction, the said notch recesses of the notch of the body together form a lid opening 8 shaped optical fiber cable sheath (C) is adapted drawn from the space through the opening; corresponds to the upper portion of the threaded connection (52) provided with a longitudinal opening extending through the position of the groove (523) throughout the threaded connection portion, said groove being adapted to receive from the sheath (C) of the 8-shaped opening in cables, said groove and said a second fixing structure is formed an internal thread 8 to place and fix the shaped optical fiber cable sheath.
  12. 12.根据权利要求1所述的光纤连接器,其中: 所述螺纹连接部(52)在不同于所述沟槽(523)以及所述螺纹缺失部(521)的位置设置有纵向开槽(53),该纵向开槽径向向内延伸到所述通孔,且裸纤(D)适于径向弯曲到所述纵向开槽中。 12. The fiber optic connector of claim 1, wherein: said threaded connection portion (52) is arranged different from the groove (523) and the position of the threaded portion deletion (521) are longitudinally slotted ( 53), this longitudinal slot extending radially inwardly into the through hole, and the bare fiber (D) is adapted to bend radially in the longitudinal slot.
  13. 13.根据权利要求11所述的光纤连接器,其中: 所述螺纹连接部(52)在不同于所述沟槽(523)以及所述螺纹缺失部(521)的位置设置有纵向开槽(53),该纵向开槽径向向内延伸到所述通孔,且裸纤(D)适于径向弯曲到所述纵向开槽中。 13. The optical fiber connector as claimed in claim 11, wherein: said threaded connection portion (52) is arranged different from the groove (523) and the position of the threaded portion deletion (521) are longitudinally slotted ( 53), this longitudinal slot extending radially inwardly into the through hole, and the bare fiber (D) is adapted to bend radially in the longitudinal slot.
  14. 14.根据权利要求1所述的光纤连接器,其中: 所述光缆固定装置(5)的另一端还设置有插入配合端(55),螺纹连接部(52)设置在所述插入配合端(55)与所述凹槽体(2)之间; 所述插入配合端(55)插入配合到光纤接续单元(4)的插入孔中。 14. The fiber optic connector of claim 1, wherein: the other end of the cable securing means (5) is further provided with an insertion end (55), a threaded connection portion (52) provided on the mating end of the insertion ( 55) and the recess body (2); fitted to the optical fiber splicing unit (4) is inserted into the insertion hole mating end (55) inserted into.
  15. 15.根据权利要求14所述的光纤连接器,其中: 所述光纤接续单元(4)的相对侧面设置有一对配合孔(41); 所述插入配合端(55)设置有适于卡扣配合在所述配合孔中的一对配合凸起(51)。 15. The optical fiber connector as claimed in claim 14, wherein: the optical fiber splicing unit (4) is provided with a pair of opposite side fitting hole (41); inserting the mating end (55) adapted to snap fit provided in the fitting hole of the pair of mating projections (51).
CN 201110184263 2011-07-01 2011-07-01 The optical fiber connector CN102854575B (en)

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PCT/IB2012/053239 WO2013005137A1 (en) 2011-07-01 2012-06-27 Fiber optic connector

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