CN106092522A - A kind of optical fiber macrobending loss detection device and detection method thereof - Google Patents
A kind of optical fiber macrobending loss detection device and detection method thereof Download PDFInfo
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- CN106092522A CN106092522A CN201610685334.6A CN201610685334A CN106092522A CN 106092522 A CN106092522 A CN 106092522A CN 201610685334 A CN201610685334 A CN 201610685334A CN 106092522 A CN106092522 A CN 106092522A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/02—Testing optical properties
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Abstract
The invention discloses a kind of optical fiber macrobending loss detection device, including fiber reel pay off rack and bending wind two parts, by fiber reel pay off rack at the uniform velocity unwrapping wire, then by rotating optical fiber uniform winding around post, not only higher to the efficiency of optical fiber repeatedly pitch of the laps, and optical fiber can be made to be wrapped in uniformly on post；And it is being provided with rubber ring on post surface, on annulus, fluting inserts the fastening circle bar of different size, making optical fiber present suitable tension force at ring textures and be wound around state, and can carry out different replacing according to the bending radius of required detection around post from annulus, the scope of application is wider.
Description
Technical field
The present invention relates to optical fiber fabrication arts, be specifically related to a kind of optical fiber macrobending loss detection device and detection method thereof.
Background technology
Fibre-optical bending can cause the radiation loss of optical fiber, especially when optical fiber is by bending that radius is the biggest, and bending half
When footpath and core diameter have comparability, its transmission characteristic can change, and substantial amounts of guided modes is converted to radiation mode, no
It is further continued for transmission, but enters covering and be applied layer or covering absorption, thus cause the additional consume of optical fiber.Wherein macrobending loss
The radius of curvature of optical fiber bigger than fibre diameter the additional consume that causes of bending.
Therefore, it is an important step in optical fiber manufacturing processes that optical fiber carries out macrobending loss test, existing frequently-used
Optical fiber macrobending loss method of testing is by Optical Fiber Winding on the test wheel shaft of column, by contrast fibre-optical bending state with the most curved
During curved state, the change of optical characteristics carrys out the macrobending loss of detection fiber.
Existing frequently-used optical fiber macrobending loss test fixture there is problems in that 1, general frock can only test a light
Fibre, and inefficient to optical fiber repeatedly pitch of the laps；2, typically to fiber windings, time, it is around turning around post, because the use of operator
Power is uneven, and the tightness that each circle optical fiber is wound on around post is uneven, affects test result.
Summary of the invention
It is an object of the invention to the problem above overcoming prior art to exist, it is provided that a kind of optical fiber macrobending loss detection dress
Put, assembly of the invention simple in construction, higher to the efficiency of optical fiber repeatedly pitch of the laps, and optical fiber can be made to be wrapped in uniformly around post
On.
For realizing above-mentioned technical purpose, reaching above-mentioned technique effect, the present invention is achieved through the following technical solutions:
A kind of optical fiber macrobending loss detection device, comprising:
First base plate, the dual-side of described first base plate is respectively equipped with the first support and the second support；
First rotary handle, described first rotary handle and fixes that axle is fixing to be connected, and described first rotary handle passes through
Screw is fixing with a free end of described fixing axle to be connected, and another free end and a disk of described fixing axle are threadably secured
Connecting, described fixing axle is through the center of fiber reel tool, and described disk snaps in the limit of described fiber reel tool by limited screw
In hole, position, described fixing axle connects one end of described first rotary handle and is supported by described first support, and described disk is with described
Second support connects and rotates around it, and described first support supports described fixing axle and disk with described second support, clockwise
Rotating described first rotary handle, connected by screw and drive described solid fixed-axis rotation, described fixing axle is threaded connection again
Driving described disk rotational, described disk drives described fiber reel tool to rotate by limited screw；
Second base plate, described second base plate is arranged on the side of described first base plate, and has therebetween a segment distance,
One side of described second base plate is provided with the 3rd support；
Also including the second rotary handle, described second rotary handle and coordinates around post and rotates, described around two of post from
Being equipped with cross recess by end, it is protruding that a free end of described second rotary handle is provided with the cross coordinated with described cross recess,
One free end of described second rotary handle snaps in described in the cross recess of post one end by cross projection, described around post
The other end cross recess in snap in one with the protruding actuated element of cross, real with cross male cooperation by cross recess
Existing rotational force, described actuated element is fixed on described 3rd support and rotates about；
Optical fiber to described on post by the traction of described fiber reel tool, fixed the termination of optical fiber, is at the uniform velocity rotated by adhesive tape
Described second rotary handle, optical fiber is described after the number of turns that post surface uniform winding needs, and regulation optical fiber is wound on described around post
Tightness, test optical fiber macrobending loss numerical value.
Further, described being provided with annulus around post outer cover, described annulus is coated on the described post around post Yu optical fiber contact
On face, the surface of described annulus offers half slot, inserts fastening circle bar in described half slot, and described fastening circle bar is used for regulating
Fibre is wound on the tightness of described ring textures.
Further, described annulus is rubber ring, and the hardness of rubber ring is 70-90HA.
Further, connected by elongated connector between described first base plate and the second base plate.
Further, it is connected by rolling bearing between described disk with described second support.
Further, it is connected by rolling bearing between described actuated element with described 3rd support.
Further, the end face that described first support contacts with described fixing axle is cambered surface.
Further, a kind of optical fiber macrobending loss detection method, comprise the following steps:
The fixing axle of step one, counterclockwise rotation, makes fixing threadeding between axle with disk unclamp, by fixing axle and circle
Fiber reel separately, is then had through fixing axle, then will be screwed by screw thread between disk and fixing axle, then by disk by dish
Fiber screw snap onto fiber reel tool spacing hole in, complete fiber reel tool assembling；
Step 2, rotating clockwise the first rotary handle, connected by screw and drive solid fixed-axis rotation, fixing axle passes through again
Threaded disc-rotated, disk drives fiber reel tool to rotate by limited screw, by the optical fiber on fiber reel tool at the uniform velocity
On the traction extremely annulus outside post, fix optic fibre end by adhesive tape；
Step 3, at the uniform velocity rotate second handle, make optical fiber after the number of turns that ring textures uniform winding needs, as required
Inserting the fastening circle bar of different size, regulation Optical Fiber Winding is at the tightness of ring textures；
Step 4, the macrobending loss numerical value of test optical fiber.
The invention has the beneficial effects as follows:
The optical fiber macrobending loss detection device of the present invention includes fiber reel pay off rack and bending wind two parts, passes through
Fiber reel pay off rack at the uniform velocity unwrapping wire, then by rotating optical fiber uniform winding around post, the not only efficiency to optical fiber repeatedly pitch of the laps
Higher, and optical fiber can be made to be wrapped in uniformly on post；And it is being provided with rubber ring on post surface, annulus is slotted
Insert the fastening circle bar of different size, make optical fiber present suitable tension force at ring textures and be wound around state, and can around post and annulus
Carrying out different replacing with the bending radius according to required detection, the scope of application is wider.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the technological means of the present invention,
And can be practiced according to the content of description, below with presently preferred embodiments of the present invention and coordinate accompanying drawing describe in detail as after.
The detailed description of the invention of the present invention is shown in detail in by following example and accompanying drawing thereof.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme in embodiment of the present invention technology, in embodiment technology being described below
The required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only some realities of the present invention
Execute example, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to according to these accompanying drawings
Obtain other accompanying drawing.
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the explosive view of Fig. 1；
Fig. 3 is the structural representation of fiber reel pay off rack in the present invention；
Fig. 4 is the structural representation bending wind in the present invention；
Wherein, 10-the first base plate, 20-the second floor, 30-fiber reel has, 40-connector, 50-rolling bearing, 101-the
One support, 102-the second support, 103-the first rotary handle, 104-fixes axle, 105-disk, 106-limited screw, 107-arc
Face, 201-the 3rd support, 202-the second rotary handle, 203-fastens circle bar around post, 204-actuated element, 205-annulus, 206-,
207-cross is protruding, 208-cross recess, 209-half slot.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise
Embodiment, broadly falls into the scope of protection of the invention.
Embodiment
With reference to shown in Fig. 1-4, disclosing a kind of optical fiber macrobending loss detection device in the present embodiment, this device is divided into optical fiber
Dish pay off rack and and bending wind two parts, by fiber reel pay off rack at the uniform velocity unwrapping wire, then by rotate around post by light
Fine uniform winding.
Wherein, fiber reel pay off rack part includes: first base plate 10, in the dual-side difference of above-mentioned first base plate 10
It is provided with the first support 101 and the second support 102；What above-mentioned fiber reel pay off rack part realized fiber reel rotation is the first rotation hands
Handle 103, above-mentioned first rotary handle 103 fixes with one that axle 104 is fixing to be connected, above-mentioned first rotary handle 103 by screw and
One free end of above-mentioned fixing axle 104 is fixing to be connected, and another free end and a disk 105 of above-mentioned fixing axle 104 pass through screw thread
Fixing connection, above-mentioned fixing axle 104 is through the center of fiber reel tool 30, and above-mentioned disk 105 is snapped in by limited screw 106
State in the spacing hole of fiber reel tool 30.
Above-mentioned fixing axle 104 connects one end of above-mentioned first rotary handle 103 and is supported by above-mentioned first support 101, and first
The end face that support 101 contacts with above-mentioned fixing axle 104 is cambered surface 107, and above-mentioned fixing axle 104 contacts with cambered surface 107 radian, more has
It is beneficial to fixing axle 104 rotate；Meanwhile, above-mentioned disk 105 is connected by rolling bearing 50 with above-mentioned second support 102, the axis of rolling
Hold 50 connections and reduce resistance when rotating.Above-mentioned first support 101 and the effect of above-mentioned second support 102 are to support above-mentioned fixing
Axle 104 and disk 105, rotate clockwise above-mentioned first rotary handle 103, is connected by screw and drives 104 turns of above-mentioned fixing axle
Dynamic, above-mentioned fixing axle 104 is threaded connection the above-mentioned disk 105 of drive again and rotates, and above-mentioned disk 105 is by limited screw 106
Drive above-mentioned fiber reel tool 30 rotation.
Above-mentioned bending wind primary structure is: second base plate 20, and above-mentioned second base plate 20 is arranged on above-mentioned
The side of one base plate 10, and there is therebetween a segment distance, and by even between above-mentioned first base plate 10 and the second base plate 20
Fitting 40 connects, and whole device is joined together by connector 40, reduces the impact on device when rotating.
One side of above-mentioned second base plate 20 is provided with the 3rd support 201, and the parts being wound around optical fiber are the second rotary handles
202, above-mentioned second rotary handle 202 coordinates rotation, above-mentioned two free ends around post 203 to be equipped with cross with one around post 203
Groove 208, a free end of above-mentioned second rotary handle 202 is provided with the cross projection 207 coordinated with above-mentioned cross recess 208, on
The free end stating the second rotary handle 202 is snapped in the above-mentioned cross recess 208 around post 203 one end by cross projection 207
In, the cross recess 208 of the above-mentioned other end around post 208 snaps in one with the actuated element 204 of cross projection 207, pass through
Cross recess 208 and cross protruding 207 coordinates and realizes rotational force, and above-mentioned actuated element 204 is fixed on above-mentioned 3rd support
On 201 and rotate about, in the present embodiment, above-mentioned actuated element 204 is by rolling bearing 50 with above-mentioned 3rd support 201 even
Connecing, above-mentioned rolling bearing 50 reduces resistance when rotating.
Optical fiber is had 30 tractions to above-mentioned on post 203 by above-mentioned fiber reel, is fixed the termination of optical fiber by adhesive tape, at the uniform velocity
Rotate above-mentioned second rotary handle 202, optical fiber above-mentioned around post 203 surface uniform winding need the number of turns after, regulation optical fiber around
At the above-mentioned tightness around post 203, the macrobending loss numerical value of test optical fiber.
It is wound on the above-mentioned tightness around post 203 surface, in the present embodiment, above-mentioned outside post 203 to regulate fibre
Portion is arranged with annulus 205, and above-mentioned annulus 205 is coated on the above-mentioned cylinder around post 203 with optical fiber contact, above-mentioned annulus 205
Surface offers half slot 209, inserts fastening circle bar 206 in above-mentioned half slot 209, and above-mentioned fastening circle bar 206 is used for regulating fibre
It is wound on the tightness on above-mentioned annulus 205 surface.
In the present embodiment, above-mentioned annulus 205 selects quality of rubber materials, and the hardness of rubber ring is 70-90HA.
Using said apparatus to carry out optical fiber macrobending loss detection, method comprises the following steps:
The fixing axle of step one, counterclockwise rotation, makes fixing threadeding between axle with disk unclamp, by fixing axle and circle
Fiber reel separately, is then had through fixing axle, then will be screwed by screw thread between disk and fixing axle, then by disk by dish
Fiber screw snap onto fiber reel tool spacing hole in, complete fiber reel tool assembling；
Step 2, rotating clockwise the first rotary handle, connected by screw and drive solid fixed-axis rotation, fixing axle passes through again
Threaded disc-rotated, disk drives fiber reel tool to rotate by limited screw, by the optical fiber on fiber reel tool at the uniform velocity
On the traction extremely annulus outside post, fix optic fibre end by adhesive tape；
Step 3, at the uniform velocity rotate second handle, make optical fiber after the number of turns that ring textures uniform winding needs, as required
Inserting the fastening circle bar of different size, regulation Optical Fiber Winding is at the tightness of ring textures；
Step 4, the macrobending loss numerical value of test optical fiber.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses the present invention.
Multiple amendment to these embodiments will be apparent from for those skilled in the art, as defined herein
General Principle can realize without departing from the spirit or scope of the present invention in other embodiments.Therefore, the present invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein and features of novelty phase one
The widest scope caused.
Claims (8)
1. an optical fiber macrobending loss detection device, it is characterised in that comprising:
First base plate, the dual-side of described first base plate is respectively equipped with the first support and the second support；
First rotary handle, described first rotary handle and fixes that axle is fixing to be connected, and described first rotary handle passes through screw
Fixing with a free end of described fixing axle and be connected, another free end of described fixing axle and a disk are threadably secured even
Connecing, described fixing axle is through the center of fiber reel tool, and described disk snaps in the spacing of described fiber reel tool by limited screw
Kong Zhong, described fixing axle connects one end of described first rotary handle and is supported by described first support, described disk and described the
Two supports connect and rotate around it, and described first support supports described fixing axle and disk with described second support, turns clockwise
Dynamic described first rotary handle, is connected by screw and drives described solid fixed-axis rotation, and described fixing axle is threaded connection band again
Dynamic described disk rotational, described disk drives described fiber reel tool to rotate by limited screw；
Second base plate, described second base plate is arranged on the side of described first base plate, and has therebetween a segment distance, described
One side of the second base plate is provided with the 3rd support；
Also include that the second rotary handle, described second rotary handle and coordinate around post to rotate, described two free ends around post
Being equipped with cross recess, it is protruding that a free end of described second rotary handle is provided with the cross coordinated with described cross recess, described
One free end of the second rotary handle snaps in described in the cross recess of post one end by cross projection, described another around post
The cross recess of one end snaps in one with the protruding actuated element of cross, realize rotation by cross recess with cross male cooperation
Turning power transmission, described actuated element is fixed on described 3rd support and rotates about；
Optical fiber to described on post by the traction of described fiber reel tool, fixed the termination of optical fiber, is at the uniform velocity rotated described by adhesive tape
Second rotary handle, optical fiber is described after the number of turns that post surface uniform winding needs, and regulation optical fiber is wound on the described pine around post
Tight degree, the macrobending loss numerical value of test optical fiber.
Optical fiber macrobending loss the most according to claim 1 detection device, it is characterised in that described be provided with circle around post outer cover
Ring, described annulus is coated on the described cylinder around post with optical fiber contact, and the surface of described annulus offers half slot, and described half
Inserting fastening circle bar in circular groove, described fastening circle bar is wound on the tightness of described ring textures for regulating fibre.
Optical fiber macrobending loss the most according to claim 2 detection device, it is characterised in that described annulus is rubber ring,
The hardness of rubber ring is 70-90HA.
Optical fiber macrobending loss the most according to claim 1 detection device, it is characterised in that described first base plate and second end
Connected by elongated connector between plate.
Optical fiber macrobending loss the most according to claim 1 detection device, it is characterised in that described disk and described second
Connected by rolling bearing between frame.
Optical fiber macrobending loss the most according to claim 1 detection device, it is characterised in that described actuated element and described the
Connected by rolling bearing between three supports.
Optical fiber macrobending loss the most according to claim 1 detection device, it is characterised in that described first support is solid with described
The end face of dead axle contact is cambered surface.
8. an optical fiber macrobending loss detection method, the method is based on the optical fiber macrobend described in claim 1-7 any one
Loss detection device, it is characterised in that comprise the following steps:
The fixing axle of step one, counterclockwise rotation, makes fixing threadeding between axle with disk unclamp, is divided with disk by fixing axle
Open, then fiber reel is had through fixing axle, then will be screwed by screw thread between disk and fixing axle, then by the fibre on disk
Dimension screw snaps onto in the spacing hole of fiber reel tool, completes the assembling of fiber reel tool；
Step 2, rotating clockwise the first rotary handle, connected by screw and drive solid fixed-axis rotation, fixing axle passes through screw thread again
Connecting disc-rotated, disk drives fiber reel tool to rotate by limited screw, is at the uniform velocity drawn by the optical fiber on fiber reel tool
To the annulus outside post, fix optic fibre end by adhesive tape；
Step 3, at the uniform velocity rotate second handle, make optical fiber after the number of turns that ring textures uniform winding needs, insert as required
The fastening circle bar of different size, regulation Optical Fiber Winding is at the tightness of ring textures；
Step 4, the macrobending loss numerical value of test optical fiber.
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| CN201610685334.6A CN106092522B (en) | 2016-08-18 | 2016-08-18 | A kind of optical fiber macrobending loss detection device and its detection method |
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| CN201610685334.6A CN106092522B (en) | 2016-08-18 | 2016-08-18 | A kind of optical fiber macrobending loss detection device and its detection method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107179178A (en) * | 2017-05-05 | 2017-09-19 | 工业和信息化部电信研究院 | A kind of Optical Fiber Winding device and method measured for optical fiber macrobending loss |
| CN108088659A (en) * | 2017-12-08 | 2018-05-29 | 中原工学院 | Optical fiber detector |
| CN110686868A (en) * | 2019-11-11 | 2020-01-14 | 成都泰瑞通信设备检测有限公司 | Macrobend loss testing device and method for automatic winding and counting of optical fibers |
| CN113252226A (en) * | 2021-05-28 | 2021-08-13 | 江西省台辰新材料有限公司 | Tension test system and test method of adhesive tape |
| CN115266044A (en) * | 2022-09-23 | 2022-11-01 | 国网湖北省电力有限公司 | Photoelectric test fixture and early warning method thereof |
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| CN115266044A (en) * | 2022-09-23 | 2022-11-01 | 国网湖北省电力有限公司 | Photoelectric test fixture and early warning method thereof |
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| Publication number | Publication date |
|---|---|
| CN106092522B (en) | 2019-03-01 |
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