CN112213826B - Cooling connecting device at joint of high-capacity optical fiber cable - Google Patents
Cooling connecting device at joint of high-capacity optical fiber cable Download PDFInfo
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- CN112213826B CN112213826B CN201910621844.0A CN201910621844A CN112213826B CN 112213826 B CN112213826 B CN 112213826B CN 201910621844 A CN201910621844 A CN 201910621844A CN 112213826 B CN112213826 B CN 112213826B
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- shell
- sub
- optical fiber
- central
- housing
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Classifications
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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
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/3873—Connectors using guide surfaces for aligning ferrule ends, e.g. tubes, sleeves, V-grooves, rods, pins, balls
- G02B6/3885—Multicore or multichannel optical connectors, i.e. one single ferrule containing more than one fibre, e.g. ribbon type
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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
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/381—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres
- G02B6/3814—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres with cooling or heat dissipation means
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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
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/3833—Details of mounting fibres in ferrules; Assembly methods; Manufacture
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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
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/3833—Details of mounting fibres in ferrules; Assembly methods; Manufacture
- G02B6/3847—Details of mounting fibres in ferrules; Assembly methods; Manufacture with means preventing fibre end damage, e.g. recessed fibre surfaces
- G02B6/3849—Details of mounting fibres in ferrules; Assembly methods; Manufacture with means preventing fibre end damage, e.g. recessed fibre surfaces using mechanical protective elements, e.g. caps, hoods, sealing membranes
Abstract
The invention discloses a cooling connection device at a joint of a high-capacity optical fiber cable, which comprises a plurality of optical fiber lines and a central shell arranged outside the optical fiber lines, wherein an extrusion cavity is formed in the central shaft in the shell of a unit, thread grooves are formed in the positions, close to the end faces of two ends, of the inner cavity of the extrusion cavity, and the extrusion cavity is connected with a stabilizing plug in a screwing mode through the thread grooves. In the invention, the screw teeth and the screw threads are connected in a screwing way so as to be convenient for the communication and the fixation of the interface of the two optical fiber lines, the first sub-shell, the second sub-shell and the third sub-shell are mutually matched and clamped, so that the self-locking and clamping among the first sub-shell, the second sub-shell and the third sub-shell are realized, and meanwhile, the cooling liquid is fully contacted with the outer surface wall of the unit shell so as to be convenient for heat dissipation because the communication of the gap between the cooling liquid pipeline and the unit shell is adopted.
Description
Technical Field
The invention relates to the technical field of optical fiber connection, in particular to a cooling connection device at a joint of a high-capacity optical fiber cable.
Background
An optical fiber is a short-hand writing of an optical fiber, which is a fiber made of glass or plastic and can be used as a light conducting tool, a fine optical fiber is packaged in a plastic sheath so that the fine optical fiber can be bent without breaking, generally, a light emitting diode or a laser beam is used as a transmitting device at one end of the optical fiber to transmit light pulses to the optical fiber, and a light sensitive element is used as a receiving device at the other end of the optical fiber to detect the pulses.
At present, optical fibers are widely applied in the field of information transmission, however, the following problems occur at the joint of a plurality of existing large-capacity optical fibers, firstly, the communication between the optical fibers is difficult to ensure precision during manual alignment, and the alignment depth is easy to deviate; secondly, when the optical fibers are fixed with each other, the uniform fixation of the interfaces is difficult to ensure; finally, the joint between the optical fibers generates high heat, and the use is easily affected by insufficient heat dissipation.
Disclosure of Invention
The invention aims to: the cooling connection device for the joint of the large-capacity optical fiber cable is provided for solving the problem of fixing and protecting the joint between a plurality of optical fibers.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a large capacity fiber optic cable connects department cooling connecting device, includes the central casing that sets up in a plurality of fiber optic circuits and the fiber optic circuit outside, central casing both sides all communicate there is the side casing, the equal joint of surface wall has the heat dissipation pipeline in the side casing, and the heat dissipation pipeline all communicates there is the coolant liquid pipeline, arc support has all been welded at central casing both sides central point, central casing inner chamber joint has a plurality of unit casings, and has seted up three fastener and three draw-in groove in six directions of unit casing surface wall respectively, unit casing internal center axle department has seted up the extrusion chamber, and the portion that the extrusion chamber inner chamber is close to both ends terminal surface has all seted up the thread groove, the extrusion chamber closes soon through the thread groove and is connected with the stabilizer plug.
As a further description of the above technical solution:
the central shell is of a honeycomb-shaped structure, one side, far away from the central shell, of the arc-shaped support is of an onion-shaped structure, and the optical fiber circuit is fixedly attached to the outer surface wall of the arc-shaped support.
As a further description of the above technical solution:
the clamping pieces and the clamping grooves on the unit shell are arranged at intervals, and the inner surface wall of the central shell is clamped with the unit shell through the clamping pieces and the clamping grooves.
As a further description of the above technical solution:
the utility model discloses a clamping piece, including unit casing, slot, draw-in groove, slot, card slot, the inside first branch casing that is provided with of unit casing, second divide casing and third branch casing three part, first branch casing, second divide casing and third to divide the casing structure the same between each other, first branch casing, second divide and all seted up the slot between casing and the third branch casing, and slot one end corresponds the coincidence of limit inside surface wall central point, and the other end runs through the symmetry axis of card piece, slot central point is in the middle part of unit casing lateral wall, the slot divide into two parts of first half fixture block and the half fixture block of second with the card piece.
As a further description of the above technical solution:
all be provided with waterproof glue on the slit both sides side surface wall between first branch casing, second branch casing and the third branch casing three, first branch casing, second divide casing and third to divide through the slit between the casing each other transition fit.
As a further description of the above technical solution:
one side of the cooling liquid pipeline close to the central shell is communicated with a gap between the unit shells, and the clamping groove and the clamping piece are clamped.
As a further description of the above technical solution:
the extrusion chamber is bilaterally symmetrical, a first conical guide chamber, a straight cylinder, a second conical guide chamber and a narrow hole are sequentially formed in the inner cavity of the extrusion chamber from a thread groove to a central symmetry point, and the radius of the narrow hole is smaller than that of an optical fiber line.
As a further description of the above technical solution:
the interior of the stabilizing plug is respectively provided with two half screw caps, two mutually communicated screw teeth and two groups of mutually clamped buckles and bayonets, and the inner cavity of the stabilizing plug is vacuum.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the invention, two half screw caps are screwed to stably insert an optical fiber circuit, the clamped optical fiber circuit joint is realized due to the adoption of the through hole between the two half screw caps, the mutual fixation of two parts of the stabilizing plug is realized due to the adoption of the clamping between the buckle and the bayonet, meanwhile, the communication between two thread teeth is adopted, and the screwing connection between the thread teeth and the thread is adopted, so that the optical fiber circuit stably extends to the central part of the extrusion cavity while the screwing stabilizing plug stably enters the thread groove in a screwing manner, and the communication and the fixation of the interface parts of the two optical fiber circuits are facilitated.
2. According to the invention, the separated structures of the unit shells are mutually clamped and fixed, the first sub shell, the second sub shell and the third sub shell are mutually matched and clamped, so that self-locking clamping among the first sub shell, the second sub shell and the third sub shell is realized, the waterproof at the slit is realized due to the waterproof glue attached to the slit, and meanwhile, the clamping between the clamping grooves and the clamping pieces is adopted, so that the mutual clamping and fixing among a plurality of unit shells and the clamping and fixing between the central shell and the unit shells are realized on the one hand, the slit between the first half clamping block and the second half clamping block is blocked by the clamping grooves on the other hand, and the water inlet possibility of the unit shells is reduced.
3. In the invention, the communication heat dissipation of the cooling liquid and the inner cavity of the central shell is used, the communication of the gap between the cooling liquid pipeline and the unit shell is adopted, so that the cooling liquid is fully contacted with the outer surface wall of the unit shell to facilitate the heat dissipation, the communication between the cooling liquid pipeline and the heat dissipation pipeline is adopted, the cooling liquid between the gap of the unit shell can be communicated to the heat dissipation pipeline to reinforce the heat dissipation, and meanwhile, the transmission effect is prevented from being poor due to the tightening deformation of the optical fiber circuit because the arc-shaped support is adopted to support the optical fiber circuit.
Drawings
FIG. 1 is a schematic view of the main structure of a cooling connection device at the joint of a high-capacity optical fiber cable according to the present invention;
FIG. 2 is a schematic vertical sectional view of a central housing of a cooling connection device at a joint of a high-capacity optical fiber cable according to the present invention;
FIG. 3 is a schematic diagram of a vertical cross-sectional structure of a unit housing of a cooling connection device at a joint of a high-capacity optical fiber cable according to the present invention;
FIG. 4 is a schematic cross-sectional view of a unit housing of a cooling connection device at a joint of a high-capacity optical fiber cable according to the present invention;
fig. 5 is a schematic view of a main structure of a stabilizing plug of a cooling connection device at a joint of a high-capacity optical fiber cable according to the present invention.
Illustration of the drawings:
1. an optical fiber line; 2. an arc-shaped bracket; 3. a center housing; 4. a coolant line; 5. a side casing; 6. a heat dissipation pipe; 7. an extrusion chamber; 701. a first tapered guide cavity; 702. a second tapered guide cavity; 703. a straight cylinder; 704. a narrow hole; 705. a thread groove; 8. a fastener; 801. a first half fixture block; 802. a second half fixture block; 9. a card slot; 10. a unit case; 1001. a first sub-housing; 1002. a second sub-housing; 1003. a third sub-shell; 1004. a slit; 1005. waterproof glue; 11. a stabilizing plug; 1101. thread teeth; 1102. a half nut; 1103. buckling; 1104. and (4) a bayonet.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1-5, the present invention provides a technical solution: a cooling connecting device at a joint of a large-capacity optical fiber cable comprises a plurality of optical fiber circuits 1 and a central shell 3 arranged outside the optical fiber circuits 1, side shells 5 are communicated with both sides of the central shell 3, heat dissipation pipelines 6 are clamped on the inner surface walls of the side shells 5, the heat dissipation pipelines 6 are communicated with a cooling liquid pipeline 4, the central parts of two sides of the central shell 3 are welded with arc-shaped brackets 2, the inner cavity of the central shell 3 is clamped with a plurality of unit shells 10, three clamping pieces 8 and three clamping grooves 9 are respectively arranged on the outer surface wall of the unit shell 10 in six directions, an extrusion cavity 7 is arranged at the central shaft inside the unit shell 10, and the parts of the inner cavity of the extrusion cavity 7 close to the end faces of the two ends are all provided with a thread groove 705, the extrusion cavity 7 is connected with a stabilizing plug 11 through the thread groove 705 in a screwing way, so that the stabilizing plug 11 is screwed stably inside the extrusion chamber 7 by screwing, so as to stably plug the optical fiber line 1 at the slit 704.
Example 2
Referring to fig. 2 to 5, the central housing 3 is a honeycomb structure, one side of the arc-shaped bracket 2 away from the central housing 3 is an onion structure, the optical fiber line 1 is attached and fixed to the outer surface wall of the arc-shaped bracket 2, so that the arc-shaped bracket 2 can limit the bending of the optical fiber line 1, and the optical fiber line 1 is prevented from being stressed and bent and damaged, the clamping members 8 and the clamping grooves 9 on the unit housings 10 are arranged at intervals, the inner surface wall of the central housing 3 is clamped with the unit housings 10 by arranging the clamping members 8 and the clamping grooves 9, so that the plurality of unit housings 10 can be fixed and the central housing 3 and the unit housings 10 can be fixed, the unit housings 10 are internally provided with a first sub-housing 1001, a second sub-housing 1002 and a third sub-housing 1003, the first sub-housing 1001, the second sub-housing 1002 and the third sub-housing 1003 have the same structure, and the first sub-housing 1001, 1003 and 1003 are mutually, A slit 1004 is arranged between the second sub-shell 1002 and the third sub-shell 1003, one end of the slit 1004 is coincided with the center point of the inner surface wall of the corresponding side of the clamping groove 9, the other end penetrates through the symmetrical axis of the clamping piece 8, the center of the slit 1004 is positioned in the middle of the side wall of the unit shell 10, the clamping piece 8 is divided into a first half clamping block 801 and a second half clamping block 802 by the slit 1004 so as to be convenient for the combination and fixation of the unit shell 10, meanwhile, the structural clamping is favorable for reducing the influence of expansion caused by heat and contraction caused by cold, waterproof glue 1005 is respectively arranged on the surface walls at two sides of the slit 1004 between the first sub-shell 1001, the second sub-shell 1002 and the third sub-shell 1003, the first sub-shell 1001, the second sub-shell 1002 and the third sub-shell 1003 are in transition fit with each other through the slit 1004, so that the waterproof performance of the slit 1004 is enhanced, one side of the cooling liquid pipeline 4 close to the center shell 3 is communicated with the gap between the unit shells 10, clamping between draw-in groove 9 and fastener 8, so that coolant liquid pipeline 4 cools off the heat dissipation to the outer surface wall department of unit casing 10, extrusion chamber 7 is bilateral symmetry structure, extrusion chamber 7 inner chamber has seted up first toper guide chamber 701 from thread groove 705 to central symmetry point in proper order, straight section of thick bamboo 703, second toper guide chamber 702 and narrow hole 704, the radius of narrow hole 704 is less than the radius of fiber circuit 1, so that guide fiber circuit 1 card to narrow hole 704 department, it is provided with two half screw caps 1102 respectively to stabilize stopper 11 inside, two screw teeth 1101 and the buckle 1103 and the bayonet 1104 of two sets of joint of each other that communicate mutually, it is vacuum to stabilize stopper 11 inner chamber, so that it gets into extrusion chamber 7 inside to stabilize stable drive fiber circuit 1 of stopper 11, difficult control interval when avoiding manual insertion fiber circuit 1.
The working principle is as follows: when in use, firstly, the cut-off joint of the optical fiber circuit 1 is clamped through the through hole between the two half screw caps 1102, then the clamping between the buckle 1103 and the bayonet 1104 is carried out, so that the two parts of the stabilizing plug 11 are fixed mutually, meanwhile, the screw teeth 1101 and the screw groove 705 are connected in a screwing way through the communication between the two screw teeth 1101, so that the optical fiber circuit 1 extends to the central part of the extrusion cavity 7 while the stabilizing plug 11 is screwed, and the optical fiber circuit 1 is clamped inside the narrow hole 704 through the guide of the first conical guide cavity 701, the straight cylinder 703 and the second conical guide cavity 702 to the optical fiber circuit 1, so that the communication and the fixation of the joint of the two optical fiber circuits 1 are facilitated; secondly, through the mutually matched clamping of the slits 1004 among the first sub-shell 1001, the second sub-shell 1002 and the third sub-shell 1003, a self-locking clamping is formed among the first sub-shell 1001, the second sub-shell 1002 and the third sub-shell 1003, then through the waterproof glue 1005 attached to the slits 1004, the waterproof effect of the unit shell 10 is enhanced, through the clamping between the clamping groove 9 and the clamping piece 8, on one hand, the plurality of unit shells 10 are mutually clamped and fixed, on the other hand, the clamping groove 9 blocks the slits 1004 between the first half clamping block 801 and the second half clamping block 802, and the unit shells 10 are prevented from water entering; finally, through the intercommunication in the gap between coolant liquid pipeline 4 and the unit casing 10 for coolant liquid and the unit casing 10 exterior wall fully contact be convenient for the heat dissipation, and the intercommunication between coolant liquid pipeline 4 and the heat dissipation pipeline 6 makes the coolant liquid between the unit casing 10 gap can circulate and strengthen the heat dissipation to heat dissipation pipeline 6 department, through the support of arc support 2 to optical fiber circuit 1, avoids optical fiber circuit 1 to tighten up the deformation and lead to the effect variation.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (6)
1. A cooling connecting device at a large-capacity optical fiber cable joint comprises a plurality of optical fiber lines (1) and a central shell (3) arranged on the outer side of the optical fiber lines (1), wherein both sides of the central shell (3) are communicated with side shells (5), and is characterized in that the inner surface walls of the side shells (5) are respectively clamped with a heat dissipation pipeline (6), the heat dissipation pipelines (6) are respectively communicated with a cooling liquid pipeline (4), the central parts of both sides of the central shell (3) are respectively welded with an arc-shaped support (2), the inner cavity of the central shell (3) is clamped with a plurality of unit shells (10), the outer surfaces of the unit shells (10) are respectively provided with three clamping pieces (8) and three clamping grooves (9) in six directions, an extrusion cavity (7) is arranged at the central shaft inside the unit shells (10), and thread grooves (705) are arranged at the parts of the inner cavity of the extrusion cavity (7) close to the end faces of both ends, extrusion chamber (7) are connected with through thread groove (705) spiral and close and stabilize stopper (11), extrusion chamber (7) are bilateral symmetry structure, first toper guide chamber (701), straight section of thick bamboo (703), second toper guide chamber (702) and narrow slit (704) have been seted up in proper order to central symmetry point from thread groove (705) to extrusion chamber (7) inner chamber, the radius of narrow slit (704) is less than the radius of fiber line (1), stabilize inside buckle (1103) and the bayonet socket (1104) that are provided with two half nuts (1102), two screw teeth (1101) that communicate each other and two sets of joint of each other of stopper (11) respectively, stabilize stopper (11) inner chamber vacuum.
2. A cooling connection device at a joint of a large capacity optical fiber cable as claimed in claim 1, wherein the central housing (3) is of a honeycomb structure, the side of the arc-shaped bracket (2) far away from the central housing (3) is of an onion structure, and the optical fiber circuit (1) is attached and fixed to the outer surface wall of the arc-shaped bracket (2).
3. A cooling connection device at a large capacity optical fiber cable joint as claimed in claim 1, wherein the clamping pieces (8) and the locking slots (9) on the unit housing (10) are arranged at intervals, and the inner surface wall of the central housing (3) is clamped with the unit housing (10) through the clamping pieces (8) and the locking slots (9).
4. A large capacity optical fiber cable joint cooling connection apparatus as claimed in claim 1, it is characterized in that a first sub-shell (1001), a second sub-shell (1002) and a third sub-shell (1003) are arranged in the unit shell (10), the first sub-shell (1001), the second sub-shell (1002) and the third sub-shell (1003) have the same structure, slits (1004) are arranged among the first sub-shell (1001), the second sub-shell (1002) and the third sub-shell (1003), one end of the slit (1004) is superposed with the central point of the inner surface wall of the corresponding side of the clamping groove (9), the other end penetrates through the symmetry axis of the clamping piece (8), the center of the slit (1004) is positioned at the middle part of the side wall of the unit shell (10), the slot (1004) divides the clamping piece (8) into a first half clamping block (801) and a second half clamping block (802).
5. A cooling connection device at a joint of a large-capacity optical fiber cable according to claim 4, wherein waterproof glue (1005) is arranged on the two side surface walls of the slit (1004) among the three parts of the first sub-housing (1001), the second sub-housing (1002) and the third sub-housing (1003), and the first sub-housing (1001), the second sub-housing (1002) and the third sub-housing (1003) are in transition fit with each other through the slit (1004).
6. A cooling connection device at a large capacity optical fiber cable joint as claimed in claim 1, wherein one side of the cooling liquid pipeline (4) close to the central housing (3) is communicated with a gap between the unit housings (10), and the clamping groove (9) is clamped with the clamping member (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910621844.0A CN112213826B (en) | 2019-07-10 | 2019-07-10 | Cooling connecting device at joint of high-capacity optical fiber cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910621844.0A CN112213826B (en) | 2019-07-10 | 2019-07-10 | Cooling connecting device at joint of high-capacity optical fiber cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112213826A CN112213826A (en) | 2021-01-12 |
| CN112213826B true CN112213826B (en) | 2022-06-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910621844.0A Active CN112213826B (en) | 2019-07-10 | 2019-07-10 | Cooling connecting device at joint of high-capacity optical fiber cable |
Country Status (1)
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| CN (1) | CN112213826B (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6612753B1 (en) * | 1999-08-11 | 2003-09-02 | Alcoa Fujikura Ltd. | Miniature bend splice in optical fibers and method of forming same |
| US6663294B2 (en) * | 2001-08-29 | 2003-12-16 | Silicon Bandwidth, Inc. | Optoelectronic packaging assembly |
| CA2597205A1 (en) * | 2006-08-29 | 2008-02-29 | Sumitomo Electric Industries, Ltd. | Fiber bundle and light-source equipment |
| CN103064154A (en) * | 2012-12-28 | 2013-04-24 | 清华大学 | Optical fiber coupler with cooling function |
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- 2019-07-10 CN CN201910621844.0A patent/CN112213826B/en active Active
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