CN105629395A - Optical fiber connecting assembly for fiber to the home - Google Patents

Optical fiber connecting assembly for fiber to the home Download PDF

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Publication number
CN105629395A
CN105629395A CN201610182262.3A CN201610182262A CN105629395A CN 105629395 A CN105629395 A CN 105629395A CN 201610182262 A CN201610182262 A CN 201610182262A CN 105629395 A CN105629395 A CN 105629395A
Authority
CN
China
Prior art keywords
fiber
fan
out device
single core
core optical
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610182262.3A
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Chinese (zh)
Inventor
王正斌
范文勇
金建峰
田鑫
王黎明
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tyco Electronics Shanghai Co Ltd
Original Assignee
Tyco Electronics Shanghai Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tyco Electronics Shanghai Co Ltd filed Critical Tyco Electronics Shanghai Co Ltd
Publication of CN105629395A publication Critical patent/CN105629395A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24Coupling light guides
    • G02B6/36Mechanical coupling means
    • G02B6/38Mechanical coupling means having fibre to fibre mating means
    • G02B6/3807Dismountable connectors, i.e. comprising plugs
    • G02B6/381Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres
    • G02B6/3825Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres with an intermediate part, e.g. adapter, receptacle, linking two plugs
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/44Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
    • G02B6/4439Auxiliary devices
    • G02B6/4471Terminating devices ; Cable clamps

Abstract

The invention discloses an optical fiber connecting assembly for fiber to the home. The optical fiber connecting assembly comprises the following components: a fan-out device, a multi-core main optical cable with one end led into the fan-out device, a multi-core optical fiber connector, a plurality of single-core distribution optical cables with one ends led into the fan-out device and in butt joint with a plurality of bare optical fibers of the main-core main optical cable, and a plurality of single-core optical fiber connectors, wherein the other end of the multi-core main optical cable extends out from the fan-out device and is connected with the multi-core optical fiber connector located outside of the fan-out device, and the other ends of the plurality of single-core distribution optical cables extend out from the fan-out device and are respectively connected with the plurality of single-core optical fiber connectors located outside the fan-out device. The size of the fan-out device of the optical fiber connecting assembly of the invention is remarkably smaller than that of an optical fiber joint box provided with an optical fiber connector and an adapter; and the extending-out length of the single-core distribution optical cables from the fan-out device can be freely configured according to actual application conditions, and thus, convenience in use can be improved.

Description

For fiber-to-the-home Fiber connection assembly
The application is that applicant Tai Ke electronics (Shanghai) company limited is in point case application that the denomination of invention that on April 7th, 2013 applies for is the invention for fiber-to-the-home Fiber connection assembly.
Technical field
The present invention relates to a kind of for fiber-to-the-home Fiber connection assembly.
Background technology
In existing fiber-to-the-home technology, the connection of the general single core user's optical cable adopting fibre-optical splice box to realize multicore main cable and user's end. Such as, Fig. 1 shows the schematic perspective view of a kind of existing fibre-optical splice box 10, and Fig. 2 shows the schematic diagram eliminating the fibre-optical splice box 10 after lid 14 of Fig. 1.
As depicted in figs. 1 and 2, this fibre-optical splice box 10 mainly comprises box body 12 and lid 14. The multicore main cable 16 comprising many optical fiber is incorporated into box body 12 from one end of fibre-optical splice box 10. Being provided with multiple fiber adapter 18 in the rear side of box body, this fiber adapter 18 comprises an internal port of the inside being positioned at box body 12 and is positioned at an outside port of the outside of box body 12. When not using, this outside port it is generally required to seal by seal cap 19, when it is desired to be used, it is possible to remove sealing cap 19.
Please continuing see Fig. 1 and Fig. 2, the many bare fibres 11 of multicore main cable 16 are connected with multiple single fiber-optic connector 13 respectively, and the internal port of single fiber-optic connector 13 and fiber adapter 18 is combined together. When needing single fiber-optic connector (not shown) junctor of the pairing with user's end, then can remove the seal cap 19 on the outside port of fiber adapter 18, the single fiber-optic connector of the pairing of user's end is directly engaged in the outside port of fiber adapter 18, so that it may be connected to realize the optics of single core user's optical cable of multicore main cable 16 with user's end.
As depicted in figs. 1 and 2, need all to be arranged in box body 12 by all joints of optical fibre 13 and fiber adapter 18 due to fibre-optical splice box 10, therefore, the size of whole fibre-optical splice box 10 is very big, when installing occasion space and be very little, when particularly using in down-hole, use can be made a big impact, and the manufacturing cost of this fibre-optical splice box 10 is also very high.
In addition, the adapter 18 of the fibre-optical splice box 10 shown in Fig. 1 and Fig. 2 is fixed on box body 12, therefore, single core user's optical cable of user's end must have enough length, can be connected on adapter 18, once single core user's optical cable length of user's end is inadequate, then must changing, this also makes troubles to application.
Summary of the invention
The object of the present invention is intended to solve at least one aspect of the above-mentioned problems in the prior art and defect.
It is an object of the present invention to provide a kind of Fiber connection assembly that can use in narrow installation occasion space, that there is smaller size smaller.
According to an aspect of the present invention, it provides a kind of and is used for fiber-to-the-home Fiber connection assembly, comprising: fan-out device; Multicore main cable, one end of described multicore main cable is introduced in described fan-out device; A multi-core fiber junctor, the other end of described multicore main cable extends from fan-out device and is connected with the multi-core fiber junctor being positioned at fan-out device outside; Many single core distribution cable, one end of described many single core distribution cable is introduced in described fan-out device and many bare fibres with described multicore main cable dock respectively; With multiple single fiber-optic connector, the other end of described many single core distribution cable extends from fan-out device and is connected with the multiple single fiber-optic connectors being positioned at fan-out device outside respectively.
According to a preferred embodiment of the present invention, described multicore main cable and single core distribution cable are introduced described fan-out device from the same side of described fan-out device, or introduce described fan-out device from the different sides of described fan-out device.
According to a further advantageous embodiment of the invention, described many single core distribution cable extend different length from fan-out device.
According to a further advantageous embodiment of the invention, described many single core distribution cable are divided into many groups, and the length that same group of list core distribution cable is extended from fan-out device is identical; And the length that single core distribution cable of different group is extended from fan-out device is mutually the same or different from each other.
According to a further advantageous embodiment of the invention, the single fiber-optic connector of same group of list core distribution cable is disposed in same layer; And the single fiber-optic connector of single core distribution cable of different group is disposed in layer different from each other.
According to a further advantageous embodiment of the invention, described fan-out device do not have the joints of optical fibre and fiber adapter.
According to a further advantageous embodiment of the invention, the single fiber-optic connector of the other end being connected to described single core distribution cable is the anti-Water-sealed joints of optical fibre.
According to a further advantageous embodiment of the invention, described Fiber connection assembly also comprises the first fiber adapter that the single fiber-optic connector with every root list core distribution cable coordinates and the 2nd fiber adapter coordinated with the multi-core fiber junctor of multicore main cable, and the single fiber-optic connector of every root list core distribution cable can be connected with the single fiber-optic connector of the pairing of user's end by the first fiber adapter.
According to a further advantageous embodiment of the invention, the single fiber-optic connector of single single fiber-optic connector of core distribution cable and the pairing of user's end is combined together with the first fiber adapter respectively with sealing.
According to a further advantageous embodiment of the invention, before coordinating with the single fiber-optic connector of the pairing of user's end, the port that the single fiber-optic connector with the pairing of user's end of described first fiber adapter coordinates is sealed by seal cap.
According to a further advantageous embodiment of the invention, it is sealed and matched between the multicore main cable of described fan-out device and introducing and single core distribution cable.
According to a further advantageous embodiment of the invention, realize being sealed and matched by the mode of extruding sealing gel piece between the multicore main cable of described fan-out device and introducing and single core distribution cable.
According to a further advantageous embodiment of the invention, described fan-out device comprises: housing; Reason drum, is contained in described housing, for being wound around the bare fibre of multicore main cable; Gel pressing plate, is coordinated by sealing-ring between described gel pressing plate and described housing with sealing; Baffle plate, is arranged on the side relative with housing of gel pressing plate; With sealing gel piece, it is contained in the space between baffle plate and gel pressing plate, one end of described multicore main cable enters in described housing through baffle plate, sealing gel piece and gel pressing plate, one end of described single core distribution cable is through baffle plate and is contained in the hole of sealing gel piece, together with described housing, gel pressing plate are assembled in by bolt mutually with baffle plate, thus realize the sealing between the multicore main cable of described fan-out device and introducing and single core distribution cable by extruding sealing-ring and sealing gel piece.
According to a further advantageous embodiment of the invention, described multicore main cable is fixed on gel pressing plate, external pull to be delivered on housing, and can not be delivered on bare fibre; And one end of described single core distribution cable is crimped with crimp rings, the diameter of the perforation that the diameter of described crimp rings is greater than on baffle plate, thus prevent single core distribution cable from pulling from baffle plate, and external pull is delivered on housing, and can not be delivered on bare fibre.
According to a further advantageous embodiment of the invention, realize being sealed and matched by filling with the mode of glue between the multicore main cable of described fan-out device and introducing and single core distribution cable.
According to a further advantageous embodiment of the invention, described fan-out device comprises: housing, limits one and fill with glue chamber in described housing; And baffle plate, it is buckled on one end of housing, one end of described single core distribution cable enters in the filling glue chamber of housing through baffle plate, one end of described multicore main cable enters in the filling glue chamber of housing, the filling glue chamber of described housing fills sealing glue, thus realizes the sealing between the multicore main cable of described fan-out device and introducing and single core distribution cable.
According to a further advantageous embodiment of the invention, described multicore main cable is fixed on housing, external pull to be delivered on housing, and can not be delivered on bare fibre; And one end of described single core distribution cable is crimped with crimp rings, the diameter of the perforation that the diameter of described crimp rings is greater than on baffle plate, thus prevent single core distribution cable from pulling from baffle plate, and external pull is delivered on housing, and can not be delivered on bare fibre.
According to a further advantageous embodiment of the invention, described fan-out device also comprises the reason drum in the filling glue chamber being contained in described housing, for being wound around the bare fibre of multicore main cable.
According to a further advantageous embodiment of the invention, described fan-out device does not comprise the reason drum of the bare fibre for being wound around multicore main cable; And the crimp rings of the stiffening web and single core distribution cable introducing the multicore main cable in housing is directly bonded together mutually by described seal gum aqueous phase.
According to a further advantageous embodiment of the invention, described fan-out device also comprises elastic tail cover, described elastic tail cover be enclosed within multicore main cable and/or single core distribution cable and on the housing being connected to fan-out device or baffle plate, for prevent multicore main cable and/or single core distribution cable when being subject to side direction pulling force impaired.
The present invention adopts fan-out device (FAN-OUT) to realize docking of multicore main cable core distribution cable single with many, many single core distribution cable extend identical or different length from fan-out device simultaneously, the joints of optical fibre and adapter are connected on the end of one end extended from fan-out device of single core distribution cable and multicore main cable, instead of it is configured in fan-out device, therefore, the volume of the fan-out device of the present invention is significantly less than the fibre-optical splice box being configured with the joints of optical fibre and adapter of the prior art. And, the length that single core distribution cable of the present invention is extended from fan-out device freely can configure according to practical situations, thus improves ease of use. In addition, the Fiber connection assembly of the present invention can realize being tightly connected of multicore main cable and single core distribution cable such that it is able to is applied to down-hole, or in other complex environment, it can reach the highest classification of waterproof IP68 under water.
By hereinafter reference accompanying drawing description made for the present invention, other object of the present invention and advantage it will be evident that and can help the present invention to be had comprehensive understanding.
Accompanying drawing explanation
Fig. 1 shows the schematic perspective view of a kind of existing fibre-optical splice box;
Fig. 2 shows the schematic diagram eliminating the fibre-optical splice box after lid of Fig. 1;
Fig. 3 display according to the embodiment of an example of the present invention, schematic diagram for fiber-to-the-home Fiber connection assembly;
Fig. 4 display is according to the perspective exploded view of the fan-out device of the embodiment of an example of the present invention;
Fig. 5 is the sectional view of the fan-out device assembled shown in Fig. 4;
Fig. 6 display is according to the perspective exploded view of the fan-out device of the embodiment of another exemplary of the present invention;
Fig. 7 display is according to the schematic perspective view of the fan-out device of the embodiment of another exemplary of the present invention;
Fig. 8 display is according to the schematic diagram of the Fiber connection assembly of the embodiment of another exemplary of the present invention; With
Fig. 9 display is according to the schematic diagram of the Fiber connection assembly of the embodiment of another exemplary of the present invention.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical scheme of the present invention is described in further detail. In the description, same or similar drawing reference numeral indicates same or similar parts. The explanation of embodiment of the present invention is intended to the present general inventive concept to the present invention by following reference accompanying drawing to be explained, and not should be understood to a kind of restriction to the present invention.
Fig. 3 display according to the embodiment of an example of the present invention, schematic diagram for fiber-to-the-home Fiber connection assembly.
As shown in Figure 3, this Fiber connection assembly mainly comprises a multicore main cable 100, many single core distribution cable 200 and a fan-out device 300.
As shown in Figure 3, one end of multicore main cable 100 is introduced in fan-out device 300, the other end and a multi-core fiber junctor 110 are tightly connected, for being connected by the multi-core fiber junctor (not shown) of a fiber adapter with the multicore optical cable of a pairing.
Please continuing see Fig. 3, one end of many single core distribution cable 200 is introduced in fan-out device 300 and is docked with many bare fibres of multicore main cable 100 respectively. The other end of many single core distribution cable 200 extends from fan-out device 300 and is connected with the multiple single fiber-optic connectors 210 being positioned at fan-out device 300 outside respectively, connects for the single fiber-optic connector (not shown) with the pairing on single core optical cable of corresponding user's end.
In the embodiment shown in fig. 3, multicore main cable 100 and single core distribution cable 200 are introduced fan-out device 300 from the same side of fan-out device 300. But, the present invention is not limited to this, and in other embodiment shown in Fig. 6, Fig. 7 and Fig. 9, multicore main cable 100 and single core distribution cable 200 are introduced fan-out device 300 from the different side of fan-out device 300.
Continuing see Fig. 3, in the embodiment shown in fig. 3, the length that many single core distribution cable 200 are extended from fan-out device 300 is identical. But, the present invention is not limited to this, and in other embodiment shown in Fig. 8 and Fig. 9, the length that many single core distribution cable 200 are extended from fan-out device 300 is different from each other.
In the embodiment shown in fig. 3, one has 12 single core distribution cable 200, and these 12 single core distribution cable 200 are divided into 3 groups, and often group has 4 single core distribution cable 200. The single fiber-optic connector 210 of same group of list core distribution cable 200 is disposed in same layer, the single fiber-optic connector 210 of single core distribution cable 200 of different group is disposed in layer different from each other, such as, it is possible to be fixed in layer different from each other by the single fiber-optic connector 210 of a lockout mechanism by three groups of list core distribution cable 200.
It is noted that the present invention is not limited to illustrated embodiment, the quantity of single core distribution cable 200 and spatial arrangement can free adjustment according to actual needs.
As shown in Figure 3, the length that same group of list core distribution cable 200 is extended from fan-out device 300 is identical, and the length that single core distribution cable 200 of different group is extended from fan-out device 300 is also identical each other. But, the present invention is not limited to this, and the length that single core distribution cable 200 of different group is extended from fan-out device 300 can also be different from each other.
As shown in Figure 3, in a preferred embodiment of the invention, the single fiber-optic connector 210 being connected in single core distribution cable 200 is the anti-Water-sealed joints of optical fibre.
In the example embodiments shown in Fig. 3, Fiber connection assembly can also comprise the first fiber adapter 400 that the single fiber-optic connector 210 with every root list core distribution cable 200 coordinates, and the single fiber-optic connector 210 of every root list core distribution cable 200 can be connected with the single fiber-optic connector of the pairing of user's end by this first fiber adapter 400.
In the example embodiments shown in Fig. 3, Fiber connection assembly can also comprise the 2nd fiber adapter (sign) that the multi-core fiber junctor 110 with multicore main cable 100 coordinates, and together with multi-core fiber junctor 110 can cooperatively interact in a sealing manner with the 2nd fiber adapter.
Fig. 4 display is according to the perspective exploded view of the fan-out device 300 of the embodiment of an example of the present invention; Fig. 5 is the sectional view of the fan-out device 300 assembled shown in Fig. 4.
As shown in Figures 3 to 5, fan-out device 300 does not configure any single fiber-optic connector 210, fiber adapter 400 and multi-core fiber junctor 110. Single fiber-optic connector 210 and fiber adapter 400 are connected on the end extended from fan-out device 300 of single core distribution cable 200, and multi-core fiber junctor 110 is connected on the end extended from fan-out device 300 of multicore main cable 100.
In the embodiment of an example of the present invention, the single fiber-optic connector of single single fiber-optic connector 210 of core distribution cable 200 and the pairing of user's end is combined together with fiber adapter 400 respectively with sealing.
As shown in Figure 3, before coordinating with the single fiber-optic connector of the pairing of user's end, the port that the single fiber-optic connector with the pairing of user's end of fiber adapter 400 coordinates is sealed by seal cap 500. In use, it is possible to remove seal cap 500 and in port by the single fiber-optic connector of the pairing of user's end insertion fiber adapter 400, thus realize single core distribution cable 200 and be connected with single core user's optical cable of user's end.
In the illustrated embodiment in which, it is sealed and matched between fan-out device 300 and the multicore main cable 100 introduced and single core distribution cable 200. Each specific embodiment realizing between fan-out device 300 and the multicore main cable 100 introduced and single core distribution cable 200 being sealed and matched will be explained below by Fig. 4 to Fig. 7.
As shown in Figure 4 and Figure 5, realize being sealed and matched by the mode of extruding sealing gel piece 306 between fan-out device 300 and the multicore main cable 100 introduced and single core distribution cable 200.
In the embodiment shown in Fig. 4 and Fig. 5, fan-out device 300 mainly comprises housing 301, reason drum 302, gel pressing plate 305, sealing gel piece 306 and baffle plate 307.
Reason drum 302 is contained in housing 301, and it is cylindrical around fine post 310 that the inside of reason drum 302 has one, for being wound around the bare fibre of multicore main cable. Reason drum 302 also comprises a reason drum lid 303, for covering on resonable drum 302 or coordinate resonable drum 302 with sealing.
As shown in Figure 4 and Figure 5, ground can be sealed by sealing-ring 304 between gel pressing plate 305 with housing 301 to coordinate.
As shown in Figure 4 and Figure 5, baffle plate 307 is arranged on the side relative with housing 301 of gel pressing plate 305, and sealing gel piece 306 is contained in the space between baffle plate 307 and gel pressing plate 305.
As shown in Figure 4 and Figure 5, one end of multicore main cable 100 enters in housing 301 through baffle plate 307, sealing gel piece 306 and gel pressing plate 305, and one end of single core distribution cable 200 is through baffle plate 307 and is contained in the hole 308 of sealing gel piece 306.
In the embodiment shown in Fig. 4 and Fig. 5, together with housing 301, gel pressing plate 305 can be assembled in by bolt mutually with baffle plate 307 three, while tightening bolt, sealing-ring 304 and sealing gel piece 306 are squeezed, thus realize the sealing between fan-out device 300 and the multicore main cable 100 introduced and single core distribution cable 200.
As shown in Figure 4 and Figure 5, multicore main cable 100 is fixed on gel pressing plate 305, such as, by epoxy glue hydropexis on gel pressing plate 305, thus external pull is delivered on gel pressing plate 305 and housing 301, and can not be delivered on optical fiber.
As shown in Figure 4 and Figure 5, one end of single core distribution cable 200 is crimped with crimp rings 201, the diameter of the perforation that the diameter of crimp rings 201 is greater than on baffle plate 307, thus prevent single core distribution cable 200 from pulling from baffle plate 307, and external force is delivered on baffle plate 307 and housing 301, and can not be delivered on optical fiber.
As shown in Figure 4 and Figure 5, fan-out device 300 also comprises elastic tail cover 309, elastic tail cover 309 is enclosed within multicore main cable 100 and single core distribution cable 200 and is connected on the baffle plate 307 of fan-out device 300, for prevent multicore main cable 100 and single core distribution cable 200 when being subject to side direction pulling force impaired.
Fig. 6 display is according to the perspective exploded view of the fan-out device of the embodiment of another exemplary of the present invention.
In the embodiment shown in fig. 6, realize being sealed and matched by filling with the mode of glue between the multicore main cable 100 of fan-out device and introducing and single core distribution cable 200.
As shown in Figure 6, fan-out device mainly comprises housing 301 ' and baffle plate 307 '.
As shown in Figure 6, limiting one and fill with glue chamber 311 ' in housing 301 ', housing 301 ' also comprises a case lid 302 '. Baffle plate 307 ' is buckled on one end of housing 301 '.
Refer to Fig. 6, one end of single core distribution cable 200 enters the filling glue chamber 311 ' of housing 301 ' from the side of fan-out device through baffle plate 307 ', one end of multicore main cable 100 enters the filling glue chamber 311 ' of housing 301 ' from another side of fan-out device, by filling sealing glue in the filling glue chamber 311 ' of housing, thus realize the sealing between the multicore main cable 100 of fan-out device and introducing and single core distribution cable 200.
As shown in Figure 6, multicore main cable 100 can be fixed on housing 301 ', to be delivered on housing by external pull, and can not be delivered on optical fiber.
As shown in Figure 6, one end of single core distribution cable 200 is crimped with crimp rings 201, the diameter of the perforation that the diameter of crimp rings 201 is greater than on baffle plate 307 ', thus prevent single core distribution cable 200 from pulling from baffle plate 307 ', and external force is delivered on baffle plate 307 ' and housing, and can not be delivered on optical fiber.
As shown in Figure 6, fan-out device also comprises elastic tail cover 309 ', elastic tail cover 309 ' is enclosed within multicore main cable 100 and single core distribution cable 200 and is connected on the baffle plate 307 ' of fan-out device, for prevent multicore main cable 100 and single core distribution cable 200 when being subject to side direction pulling force impaired.
In the fan-out device shown in Fig. 6, the filling glue chamber 311 ' of housing 301 ' forms reasonable terminal 310 ', for being wound around the bare fibre of multicore main cable 100.
Fig. 7 display is according to the schematic perspective view of the fan-out device of the embodiment of another exemplary of the present invention.
Fan-out device shown in Fig. 7 does not comprise the reason drum 310 ' of the bare fibre for being wound around multicore main cable 100. As shown in Figure 7, the crimp rings 201 of the stiffening web 101 and single core distribution cable 200 of introducing the multicore main cable 100 in housing is directly bonded together mutually by seal gum aqueous phase, the optical fiber of such multicore main cable 100 just directly can be docking together with single core distribution cable 200, and does not need to be wound around on first resonable drum.
As shown in Figure 7, on the Kafra fiber of one end of single core distribution cable 200 is placed in metal body 202, and on being crimped in metal body 202 by crimp rings 201.
In the embodiment shown in fig. 7, the housing 301 ' of fan-out device is cylinder shape, wherein it is formed and fills with glue chamber 311 ', realize the sealing between the multicore main cable 100 of fan-out device and introducing and single core distribution cable 200 by filling sealing glue in this filling glue chamber 311 '.
As shown in Figure 7, single core distribution cable 200 enters from the side of fan-out device, multicore main cable 100 enters from another side of fan-out device, in multicore main cable 100 and single core distribution cable 200, cover has an elastic tail cover 309 ' respectively, elastic tail cover 309 ' is connected on the housing 301 ' of fan-out device, for prevent multicore main cable 100 and single core distribution cable 200 when being subject to side direction pulling force impaired.
Fig. 4 to Fig. 7 is only illustrated several fan-out devices can being sealed and matched with multicore main cable 100 and single core distribution cable 200, but, the structure of the fan-out device of the present invention is not limited to illustrated embodiment, it is also possible to adopt the fan-out device of other structure can being sealed and matched with multicore main cable 100 and single core distribution cable 200.
Although describing the present invention by reference to the accompanying drawings, but embodiment disclosed in accompanying drawing is intended to the preferred embodiment for the present invention is carried out exemplary illustration, and can not be interpreted as a kind of restriction to the present invention.
Although some embodiments of this present general inventive concept have been shown and explanation, those skilled in the art will appreciate that, when not deviating from principle and the spirit of this present general inventive concept, can these embodiments being made a change, the scope of the present invention limits with claim and their jljl of waiting.

Claims (5)

1., for a fiber-to-the-home Fiber connection assembly, comprising:
Fan-out device;
Many single core optical cables, the 2nd end that described many single core optical cables have the first end in fan-out device and separate with fan-out device;
Multiple single fiber-optic connector, described multiple single fiber-optic connector is connected to the 2nd end of single core optical cable respectively;
Multiple first fiber adapter, described multiple first fiber adapter coordinates with multiple single fiber-optic connector respectively;
Multiple outside protective case, each outside protective case is configured to hold single fiber-optic connector and the adapter of respective single core optical cable wherein, outside protective case the 2nd end place of single core optical cable form the internal chamber of sealing; With
Multi-core fiber junctor, by route through fan-out device and single core optical cable fiber optics be connected to single fiber-optic connector, multi-core fiber junctor is installed to be than the length limited by least one single core optical cable closer to fan-out device.
2. Fiber connection assembly according to claim 1, it is characterised in that:
The light joint that optical fiber is included in fan-out device or run through fan-out device when not having light joint continuously.
3. Fiber connection assembly according to claim 1, it is characterised in that:
Single core optical cable comprises first and second groups, and wherein single core optical cable of first group has the first equal length, and wherein single core optical cable of the 2nd group has the 2nd equal length, and wherein the 2nd length is greater than the first length.
4. Fiber connection assembly according to claim 1, it is characterised in that:
Single core optical cable comprises aromatic poly amide (Kevlar) element for strengthening single core optical cable.
5., for a fiber-to-the-home Fiber connection assembly, comprising:
Fan-out device;
Many single core optical cables, the 2nd end that described many single core optical cables have the first end in fan-out device and separate with fan-out device;
Multiple single fiber-optic connector, is connected to the 2nd end of single core optical cable;
Multiple outside protective case, each outside protective case is configured to hold the single fiber-optic connector of respective single core optical cable wherein, wherein outside protective case single core optical cable people the 2nd end place form the internal chamber of sealing; With
Multiple outside protective case, each outside protective case is configured to hold the single fiber-optic connector of respective single core optical cable wherein, wherein outside protective case the 2nd end place of single core optical cable form the internal chamber of sealing; With
Multi-core fiber junctor, by route through fan-out device and single core optical cable fiber optics be connected to single fiber-optic connector, multi-core fiber junctor is installed to be than the length limited by least one single core optical cable closer to fan-out device.
CN201610182262.3A 2013-04-07 2013-04-07 Optical fiber connecting assembly for fiber to the home Pending CN105629395A (en)

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CN201310117198.7A CN104101953B (en) 2013-04-07 2013-04-07 For fiber-to-the-home joint

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CN201310117198.7A Active CN104101953B (en) 2013-04-07 2013-04-07 For fiber-to-the-home joint

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CN108761675A (en) * 2018-04-04 2018-11-06 重庆光遥光电科技有限公司 A kind of fiber arrangement method
CN111213150A (en) * 2017-07-19 2020-05-29 光纤山公司 Optical fiber connector assembly

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