CN109031560A - A kind of identification of colour bar puts in a skylight optical cable and the production method of constructing - Google Patents
A kind of identification of colour bar puts in a skylight optical cable and the production method of constructing Download PDFInfo
- Publication number
- CN109031560A CN109031560A CN201811053390.3A CN201811053390A CN109031560A CN 109031560 A CN109031560 A CN 109031560A CN 201811053390 A CN201811053390 A CN 201811053390A CN 109031560 A CN109031560 A CN 109031560A
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- China
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- oversheath
- cable core
- optical cable
- cable
- driving
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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
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4401—Optical cables
- G02B6/4429—Means specially adapted for strengthening or protecting the cables
- G02B6/443—Protective covering
-
- 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
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4479—Manufacturing methods of optical cables
-
- 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
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4479—Manufacturing methods of optical cables
- G02B6/4482—Code or colour marking
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Manufacturing Of Electric Cables (AREA)
- Light Guides In General And Applications Therefor (AREA)
Abstract
The invention discloses a kind of colour bars to identify optical cable and the production method of constructing that put in a skylight, optical fiber is arranged in Loose tube, several Loose tubes are mutually twisted and form cable core, oversheath is wrapped on cable core, the cable core includes positive twisting part and reverse stranding portion, on the positive twisting part of cable core be enclosed with fixing belt in reverse stranding portion, cable core just, home block is pasted at reversed reversing point position, colored ribbon is equipped on the side wall of oversheath, the colored ribbon is arranged along the axial direction of oversheath, torsion point is equipped on colored ribbon, the position of the torsion point is corresponding with the position of home block.The invention enables optical cable construction subsequent operations persons quickly to identify that cable interior cable core SZ is twisted reversing point position by the drawing feature of colour bar outside optical cable, to carry out targetedly stripping construction working, it is significantly reduced the workload of optical cable blank construction and improves construction efficiency, save the cost of labor of optical cable construction.
Description
Technical field:
The present invention relates to a kind of colour bars to identify optical cable and the production method of constructing that put in a skylight.
Background technique:
Optical cable is required to carry out optical cable blank construction subsequent duty in branch's transition, fast failure positioning maintenance.But
Traditional layer-stranding cable put in a skylight construction in need to find the longer a distance of optical cable baring most suitable, immediate
One or more cable core SZ is twisted reversal point initial position and carries out stripping fiber optic cables, unlocks internal Loose tube fiber unit,
Carry out construction subsequent duty.And accurately the position of reversal point can not be twisted by locating optical cable SZ in practice of construction, so needing
Increase optical cable baring length, such strong influence construction efficiency, nor the fiber optic cable maintenance for being conducive to the later period works.
Summary of the invention:
The present invention be in order to solve the above-mentioned problems of the prior art and provide a kind of identification of colour bar put in a skylight construct optical cable and
Production method.
The technical solution adopted in the present invention has: a kind of identification of colour bar puts in a skylight optical cable of constructing, including optical fiber, Loose tube and
Oversheath, the optical fiber are arranged in Loose tube, and several Loose tubes are mutually twisted and form cable core, and oversheath is wrapped in cable core
On, the cable core includes positive twisting part and reverse stranding portion, on the positive twisting part of cable core with wrapped in reverse stranding portion
It is wrapped with fixing belt, is pasted with home block at the forward and reverse reversing point position of cable core, colored ribbon is equipped on the side wall of oversheath,
The colored ribbon is arranged along the axial direction of oversheath, and torsion point, the position of the torsion point and the position of home block are equipped on colored ribbon
It sets corresponding.
Further, the colored ribbon and oversheath are integrally formed by extrusion molding.
Further, the fixing belt includes the bundle cotton yarn tape and transparent polyester belt being successively wrapped on cable core from the inside to the outside.
It puts in a skylight the production method of optical cable of constructing the present invention also provides a kind of identification of colour bar, comprising: the production of Loose tube walks
Suddenly, the step of optical fiber being penetrated into Loose tube, the Loose tube forward direction that optical fiber is equipped with for several by SZ stranding device it is twisted with
Reverse stranding and forward and reverse twisted surface longitudinal wrap fixing belt and fixed cable core the step of form cable core and in the cable core
Step further includes following steps:
Home block is attached at the forward and reverse twisted reversing point position of cable core, and cable core is penetrated and is used for extrusion molding oversheath
Extruding machine die cavity in, and the probe for shooting home block is set in the side of the extruding machine；
Oversheath extrusion moulding to be formed together on oversheath outer wall along oversheath axial direction cloth by the extruding machine
The colored ribbon set, oversheath, which is wrapped on cable core, ultimately forms optical cable；
Molding optical cable is pulled in water-cooling groove out of extruding machine by rubbing torsion dragger with the hands, when the probe photographed home block, is visited
Head delivers a signal to stranding and turns round dragger, and corresponding twists and return so that rubbing with the hands and turning round dragger；
The torsion for rubbing torsion dragger with the hands is reversed together with the oversheath that return makes in extrusion process and return, so that oversheath
Colored ribbon on outer wall generates torsion point, and the position for obtaining torsion point is corresponding with the position of home block.
Further, it includes mounting base, upper driving band, lower driving band, upper tensioning wheel group, lower support that dragger is turned round in the stranding
Wheel group, connecting shaft, driven gear, driving gear, stepper motor, mounting rack and driving motor, the mounting base are rotatably connected on
On mounting rack, upper driving band and lower driving take lower leaf in the mounting base, and the downside driving side band in upper driving band with
It is formed with feeding gap between upside driving side band in lower driving band, upper tensioning wheel group and lower support wheel group are respectively arranged on drive
The inside of the inside of dynamic band and lower driving band, and upper tensioning wheel group elasticity contradicts on the downside driving side band in upper driving band,
Upside driving side band in lower driving band is supported in lower support wheel group, driving band rotation in driving motor driving；Connecting shaft with
Mounting base is fixedly connected, and driven gear is fixed in connecting shaft, and driving gear is fixedly connected with the output shaft of stepper motor, and main
Moving gear is meshed with driven gear, the torsion of the corresponding control mounting base of the forward and reverse of stepper motor and return.
Further, the axis direction of the connecting shaft is equipped with feedhole, which connects with feeding gap.
Further, the upper tensioning wheel group contradicts the downside driving side band in upper driving band by elastic mechanism elasticity
On, the elastic mechanism includes guide rod, spring, pressing plate and adjusts screw, and pressing plate is placed in mounting base, and two guide rods sequentially pass through peace
Seat and pressing plate are filled, and the bottom end of guide rod is fixedly connected with the wheel seat of upper tensioning wheel group, spring pocket is set on guide rod, and the bottom of spring
End contacts on the wheel seat, and top contacts at pressing plate on guide rod, adjusts screw thread and is connected in mounting base, and adjusts spiral shell
The bottom end of nail contacts on pressing plate.
Further, the guide rod is equipped with step surface, and spring contacts at pressing plate on the step surface of guide rod.
The invention has the following beneficial effects:
The invention enables optical cable construction subsequent operations persons quickly to identify optical cable by the drawing feature of colour bar outside optical cable
Internal cable core SZ is twisted reversing point position, to carry out targetedly stripping construction working, is significantly reduced optical cable blank
The workload of construction simultaneously improves construction efficiency, saves the cost of labor of optical cable construction.
Detailed description of the invention:
Fig. 1 is the structure chart for attaching home block in the present invention in cable core at forward and reverse twisting part reversing point position.
Fig. 2 is that colored ribbon generates the structure chart of torsion point on oversheath in the present invention.
Fig. 3 is to rub with the hands to turn round dragger structure chart in the present invention.
Specific embodiment:
The present invention will be further described below with reference to the drawings.
Such as Fig. 1 and Fig. 2, a kind of colour bar of the present invention identifies put in a skylight optical cable of constructing, including optical fiber, Loose tube 1 and oversheath
3, optical fiber is arranged in Loose tube 1, and several Loose tubes 1 are mutually twisted and form cable core 2, and oversheath 3 is wrapped on cable core 2.Cable
Core 2 includes positive twisting part 21 and reverse stranding portion 22, on the positive twisting part 21 of cable core with wrapped in reverse stranding portion 22
It is wrapped with fixing belt, fixing belt guarantees that stranded cable core 2 is not loose, and fixing belt includes successively being wrapped on cable core from the inside to the outside
Prick cotton yarn tape and transparent polyester belt.
(junction) is pasted with home block 4 at the positive twisting part 21 and 22 reversing point position of reverse stranding portion of cable core,
Colored ribbon 5 is equipped on the side wall of oversheath 3, which is arranged along the axial direction of oversheath 3, and torsion is equipped on colored ribbon
Point 51, the position of the torsion point 51 is corresponding with the position of home block 4.
Optical cable construction subsequent operations person quickly can identify cable interior cable by the feature of torsion point 51 outside optical cable
Core SZ is twisted reversing point position, to carry out targetedly stripping construction working, is significantly reduced the construction of optical cable blank
Workload simultaneously improves construction efficiency, saves the cost of labor of optical cable construction.
The material of protective cover material 3 in the present invention is polyethylene, and the material of colored ribbon 5 is that color is different from the poly- of protective cover material color
Ethylene, colored ribbon 5 and oversheath 3 are integrally formed by extrusion molding.
Put in a skylight the construct production method of optical cable of colour bar of the present invention identification includes the following steps:
1) making step of Loose tube 1.
2) the step of optical fiber being penetrated into Loose tube 1.
3) the positive twisted and reverse stranding of Loose tube 1 of optical fiber is equipped with for several by SZ stranding device and forms cable
The step of core 2.
4) the forward and reverse twisted surface longitudinal wrap fixing belt and the step of fixed cable core in cable core 2.
5) home block 4 is attached at the forward and reverse twisted reversing point position in cable core 2, and cable core 2 is penetrated and is used for extrusion molding
In the die cavity of the extruding machine of oversheath, and the probe for shooting home block is set in the side of extruding machine；
6) extruding machine is by 3 extrusion moulding of oversheath, and to be formed together on 3 outer wall of oversheath along 3 axial direction of oversheath
The colored ribbon of arrangement, oversheath, which is wrapped on cable core, ultimately forms optical cable；The material of protective cover material 3 is polyethylene, and the material of colored ribbon 5 is
Color is different from the polyethylene of protective cover material color, and the casting method and corresponding mold knot of colored ribbon 5 are formed on 3 outer wall of oversheath
Structure is the prior art, therefore how superfluous in detail by being extruded into integrally formed work the present invention is no longer to colored ribbon 5 and oversheath 3
It states.
7) molding optical cable is pulled in water-cooling groove out of extruding machine by rubbing torsion dragger 6 with the hands, when probe photographed home block,
Probe delivers a signal to stranding and turns round dragger, and to rub with the hands and turn round dragger and twist and return.
8) it rubs the torsion for turning round dragger 6 with the hands and return reverses the oversheath 3 in extrusion process together and return, and then make
It obtains the colored ribbon 5 on 3 outer wall of oversheath and generates torsion point 51, the position for obtaining torsion 51 is corresponding with the position of home block 4.
Above-mentioned steps 1), 2), 3) He 4) be conventional steps in optical cable production process, production process involved in each step
With it is in the prior art identical, therefore the present invention is no longer to step 1) -4) be described in detail.
The sensing point of home block 4 is to reach the head of extruding machine in unwrapping wire section there are also a distances, turns round dragger so rubbing with the hands
6 need the length according to this section of distance, then match current speed of production and calculate delay time, guarantee to rub with the hands in this way and turn round formation
Bending colored ribbon and internal detection color lump position coincide, which controlled by computer software, be the prior art
Conventional means, therefore the present invention is no longer described in detail.
Such as Fig. 3, it includes mounting base 61, upper driving band 62, lower driving band 63, upper tensioning that dragger 6 is turned round in the stranding in the present invention
Wheel group 64, lower support wheel group 65, connecting shaft 66, driven gear 67, driving gear 68, stepper motor, mounting rack and driving motor,
Mounting base 61 is rotatably connected on mounting rack 69, and lower leaf is set in mounting base 61 on upper driving band 62 and lower driving band 63, and
It is formed with feeding gap 60 between the upside driving side band in downside driving side band and lower driving band 63 in upper driving band 62, on
Tensioning wheel group 64 and lower support wheel group 65 are respectively arranged on the inside of driving band 62 and the inside of lower driving band 63, and upper tensioning wheel
64 elasticity of group contradicts on the downside driving side band in upper driving band 62.Upside driving side band in lower driving band 63 is supported on down
In support wheel group 65, driving band 62 is rotated in driving motor driving.Connecting shaft 66 is fixedly connected with mounting base 61, driven gear 67
It is fixed in connecting shaft 66, driving gear 68 is fixedly connected with the output shaft of stepper motor, and driving gear 68 and driven gear
67 are meshed, and stepper motor is fixed on mounting rack 69, stepper motor according to the signal of probe transmitting come forward or reverse, stepping
The torsion of the corresponding control mounting base 61 of the forward and reverse of motor and return.
Back-up roller wheel is set on mounting rack 69, arc wheel slot, arc wheel slot are set on the outer wall of mounting base 61
It is supported in back-up roller wheel.
Upper tensioning wheel group 64 is contradicted on the downside driving side band in upper driving band 62 by elastic mechanism elasticity.The elasticity
Mechanism includes guide rod 71, spring 72, pressing plate 73 and adjusts screw 74, and pressing plate 73 is placed in mounting base 61, and two guide rods 71 are successively worn
Mounting base 61 and pressing plate 73 are crossed, and the bottom end of guide rod 71 is fixedly connected with the wheel seat of upper tensioning wheel group 64, spring 72, which is sheathed on, leads
On bar 71, and the bottom end of spring 72 contacts on the wheel seat, and the top of spring 72 contacts at pressing plate 73 on guide rod 71, adjusts
Screw 74 is threaded in mounting base 61, and the bottom end for adjusting screw 74 contacts on pressing plate 73.Turning adjusting screw 74
The rate of tension of tensioning wheel group 64 in adjusting.
Step surface is equipped on guide rod 71, spring 72 contacts at pressing plate 73 on the step surface of guide rod 71.
It is equipped with feedhole in the axis direction of connecting shaft 66, which connects with feeding gap 60, in use, optical cable
Pass through feedhole and stretches in feeding gap 60.
It is twisted 4 position of home block at reversal point by the SZ that probe detection cable core is twisted, probe delivers a signal to stranding and turns round
Dragger 6 drives oversheath part to carry out stranding torsion (reversing and reverse revert action), this operation can make to extrude in optical cable
The colored ribbon 5 of outer surface of outer sheath is twisted reversing point position in SZ and twists and return, from visual effect it can be seen that original
Straight colored ribbon 5 is twisted at reversal point in SZ and is reversed and reversed back bit pattern (i.e. torsion point 51), to reach fixed
Position SZ is twisted the effect of reversing point position.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
It for member, can also make several improvements without departing from the principle of the present invention, these improvement also should be regarded as of the invention
Protection scope.
Claims (8)
- The optical cable of constructing 1. a kind of colour bar identification puts in a skylight, including optical fiber, Loose tube (1) and oversheath (3), the optical fiber are arranged in In Loose tube (1), several Loose tubes (1) are mutually twisted and formed cable core (2), and oversheath (3) is wrapped on cable core (2), described Cable core includes positive twisting part (21) and reverse stranding portion (22), on the positive twisting part (21) of cable core with reverse stranding portion (22) fixing belt is enclosed on, it is characterised in that: home block (4) are pasted at the forward and reverse reversing point position of cable core,Colored ribbon (5) are equipped on the side wall of oversheath (3), which is arranged along the axial direction of oversheath (3), in coloured silk It takes and is equipped with torsion point (51), the position of the torsion point (51) is corresponding with the position of home block (4).
- The optical cable of constructing 2. colour bar identification as described in claim 1 puts in a skylight, it is characterised in that: the colored ribbon passes through with oversheath Extrusion molding is integrally formed.
- The optical cable of constructing 3. colour bar as described in claim 1 identification puts in a skylight, it is characterised in that: the fixing belt include by it is interior extremely Bundle cotton yarn tape and the transparent polyester belt being successively wrapped on cable core outside.
- The production method of optical cable of constructing 4. a kind of identification of colour bar puts in a skylight, comprising: the making step of Loose tube (1) wears optical fiber The Loose tube forward direction that several are equipped with optical fiber is twisted and reverse stranding and shape by the step of entering Loose tube by SZ stranding device It is the step of at forward and reverse twisted surface longitudinal wrap fixing belt the step of cable core (2) and in the cable core and fixed cable core, special Sign is: further include following steps:Home block (4) are attached at the forward and reverse twisted reversing point position of cable core (2), cable core (2) is penetrated for squeezing In the die cavity for moulding the extruding machine of oversheath, and the probe for shooting home block is set in the side of the extruding machine；Oversheath (3) extrusion moulding to be formed together on oversheath (3) outer wall along oversheath (3) by the extruding machine The colored ribbon of axial direction arrangement, oversheath, which is wrapped on cable core, ultimately forms optical cable；Molding optical cable is pulled in water-cooling groove out of extruding machine by rubbing torsion dragger (6) with the hands, when the probe photographed home block, It pops one's head in and delivers a signal to stranding torsion dragger, and is corresponding so that stranding torsion dragger twists and return；It rubs the torsion for turning round dragger with the hands and return reverses the oversheath (3) in extrusion process together and return, so that outside Colored ribbon (5) on sheath (3) outer wall generates torsion point (51), obtains position and the position phase of home block (4) of torsion point (51) It is corresponding.
- The production method of optical cable of constructing 5. colour bar as described in claim 1 identification puts in a skylight, it is characterised in that: strandings is turned round and led Drawing machine (6) includes mounting base (61), upper driving band (62), lower driving band (63), upper tensioning wheel group (64), lower support wheel group (65), connecting shaft (66), driven gear (67), driving gear (68), stepper motor, mounting rack and driving motor, the installation Seat (61) is rotatably connected on mounting rack, and lower leaf is set in mounting base (61) on upper driving band (62) and lower driving band (63), And it is formed between feeding between the upside driving side band in the downside driving side band and lower driving band (63) in upper driving band (62) Gap (60), upper tensioning wheel group (64) and lower support wheel group (65) are respectively arranged on inside and the lower driving band (63) of driving band (62) Inside, and upper tensioning wheel group (64) elasticity contradicts on the downside driving side band in upper driving band (62), and lower driving is with (63) In upside driving side band be supported on lower support wheel group (65), driving motor driving on driving band (62) rotate；Connecting shaft (66) it is fixedly connected with mounting base (61), driven gear (67) is fixed on connecting shaft (66), driving gear (68) and stepping electricity The output shaft of machine is fixedly connected, and driving gear (68) is meshed with driven gear (67), the forward and reverse pair of stepper motor Torsion and the return of mounting base (61) should be controlled.
- The production method of optical cable of constructing 6. colour bar as claimed in claim 5 identification puts in a skylight, it is characterised in that: the connecting shaft (66) axis direction is equipped with feedhole, which connects with feeding gap (60).
- The production method of optical cable of constructing 7. colour bar as claimed in claim 5 identification puts in a skylight, it is characterised in that: the upper tensioning Wheel group (64) is contradicted on the downside driving side band in upper driving band (62) by elastic mechanism elasticity, and the elastic mechanism includes Guide rod (71), spring (72), pressing plate (73) and adjusting screw (74), pressing plate (73) are placed in mounting base (61), two guide rods (71) Mounting base (61) and pressing plate (73) are sequentially passed through, and the bottom end of guide rod (71) is fixedly connected with the wheel seat of upper tensioning wheel group (64), Spring (72) is sheathed on guide rod (71), and the bottom end of spring (72) contacts on the wheel seat, and top contradicts pressing plate (73) It is threaded on mounting base (61) on guide rod (71), adjusting screw (74), and the bottom end for adjusting screw (74) contacts at pressure On plate (73).
- The production method of optical cable of constructing 8. colour bar as claimed in claim 7 identification puts in a skylight, it is characterised in that: the guide rod (71) it is equipped with step surface, spring (72) contacts at pressing plate (73) on the step surface of guide rod (71).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811053390.3A CN109031560B (en) | 2018-09-11 | 2018-09-11 | Color bar identification skylight construction optical cable and production method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811053390.3A CN109031560B (en) | 2018-09-11 | 2018-09-11 | Color bar identification skylight construction optical cable and production method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109031560A true CN109031560A (en) | 2018-12-18 |
| CN109031560B CN109031560B (en) | 2020-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811053390.3A Active CN109031560B (en) | 2018-09-11 | 2018-09-11 | Color bar identification skylight construction optical cable and production method thereof |
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| Country | Link |
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| CN (1) | CN109031560B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203217135U (en) * | 2013-04-23 | 2013-09-25 | 江苏亨通光电股份有限公司 | Tightly sleeved type internal elliptical shaped branched optical cable |
| US20150279517A1 (en) * | 2014-03-26 | 2015-10-01 | Blake Lenus Boudreaux | Patch cable, system and method for clear identification of computer and communication network cabling |
| US20160161697A1 (en) * | 2013-07-29 | 2016-06-09 | Prysmian S.P.A. | Optical cable for terrestrial networks |
| CN107065091A (en) * | 2017-02-28 | 2017-08-18 | 烽火通信科技股份有限公司 | A kind of optical cable and its manufacture method of easily putting in a skylight |
-
2018
- 2018-09-11 CN CN201811053390.3A patent/CN109031560B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203217135U (en) * | 2013-04-23 | 2013-09-25 | 江苏亨通光电股份有限公司 | Tightly sleeved type internal elliptical shaped branched optical cable |
| US20160161697A1 (en) * | 2013-07-29 | 2016-06-09 | Prysmian S.P.A. | Optical cable for terrestrial networks |
| US20150279517A1 (en) * | 2014-03-26 | 2015-10-01 | Blake Lenus Boudreaux | Patch cable, system and method for clear identification of computer and communication network cabling |
| CN107065091A (en) * | 2017-02-28 | 2017-08-18 | 烽火通信科技股份有限公司 | A kind of optical cable and its manufacture method of easily putting in a skylight |
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| Publication number | Publication date |
|---|---|
| CN109031560B (en) | 2020-09-08 |
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