CN211786272U - EPFU optical fiber unit resin filling device - Google Patents
EPFU optical fiber unit resin filling device Download PDFInfo
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- CN211786272U CN211786272U CN202020688999.4U CN202020688999U CN211786272U CN 211786272 U CN211786272 U CN 211786272U CN 202020688999 U CN202020688999 U CN 202020688999U CN 211786272 U CN211786272 U CN 211786272U
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- optical fiber
- distribution plate
- resin
- epfu
- fiber distribution
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Abstract
The utility model provides an EPFU optical fiber unit resin filling device relates to optical fiber unit production technical field, has solved the technical problem that adopts flat optical fiber ribbon to increase manufacturing cost when the optical fiber core number surpasses 2 cores, and this EPFU optical fiber unit resin filling device includes air cock (1), overflow mouth (5), resin injection joint (6), locating pin (8), resin cavity (9), divide fine board one (10), divide fine board two (11), divide fine board three (12), import mould (13), export mould (14) and base (16). The utility model discloses can be used to produce the circular optical fiber unit that the optical fiber core number surpassed 2 cores. The utility model discloses guaranteed the concentricity of cavity export and mould, provided favourable guarantee for the optic fibre bundle is located the light unit center.
Description
Technical Field
The utility model relates to an optical fiber unit production technical field, concretely relates to EPFU optical fiber unit resin filling device.
Background
With the popularization of optical cables laid in an air blowing manner, the optical cables are developing towards miniaturization trend, and higher requirements are made on the fiber density of the optical cables. For the indoor optical cable, the optical cable cannot be widely applied to the inside of buildings or the scenes between buildings due to the limitation of the number of optical fiber cores, and an optical cable with small structure, light weight and high fiber density is needed due to the shortage of laying pipeline resources or the size limitation of the inner diameter of the pipeline.
However, if the number of the optical cable cores exceeds 2, most optical cable structures in a loose sleeve form are adopted, and if tight sleeves (such as butterfly-shaped optical cables) are adopted, the optical cable is flat in appearance and large in structural size and can only be used in special scenes, and in the optical unit structure with the same number of cores, compared with a circular optical fiber ribbon, the area of the flat optical fiber ribbon surface is larger, and the production cost is higher.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an EPFU optical fiber unit resin filling device, through set up the resin cavity who has the round hole all around in the base, ensure the optical fiber unit and peel off the nature to divide fibreboard one, divide fibreboard two at resin cavity both ends installation, adopt 4 locating pin location to divide fibreboard and resin cavity, ensured the concentricity of dividing fibreboard and resin cavity, provided a circular optical fiber area apparatus for producing, solved the too big too high technical problem of manufacturing cost of finished product optical cable external diameter. The utility model provides a plurality of technical effects that preferred technical scheme among a great deal of technical scheme can produce see the explanation below in detail.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a resin filling device for an EPFU optical fiber unit comprises a base, a resin cavity, a first fiber distribution plate, a second fiber distribution plate and a third fiber distribution plate, wherein an inlet die holder and an outlet die holder are respectively arranged at two ends of the base; wherein:
optionally or preferably, the base further comprises an upper plate mounted with a plurality of air nozzles;
optionally or preferably, the upper plate is further provided with an overflow nozzle and a resin injection joint with an injection piece arranged inside;
alternatively or preferably, the injection member is secured within the resin injection fitting by a fastening nut;
alternatively or preferably, the resin cavity is mounted below the resin injection fitting;
optionally or preferably, the first fiber distribution plate and the second fiber distribution plate are respectively installed at two ends of the resin cavity;
optionally or preferably, a plurality of positioning pins are further arranged among the first fiber distribution plate, the second fiber distribution plate and the third fiber distribution plate;
optionally or preferably, an inlet die and an outlet die are respectively arranged in the inlet die holder and the outlet die holder;
optionally or preferably, the inlet die and the outlet die are fixed in the inlet die holder and the outlet die holder through nuts;
optionally or preferably, a plurality of round holes are further formed around the resin cavity;
optionally or preferably, a plurality of core holes are formed in the centers of the first fiber distribution plate, the second fiber distribution plate and the third fiber distribution plate.
Optionally or preferably, the number of core holes on the first fiber distribution plate, the second fiber distribution plate and the third fiber distribution plate is 2-12, and the diameter of the core hole is 0.2-0.3 mm.
Optionally or preferably, the diameter of the round hole on the periphery of the resin cavity is 0.5-2 mm.
Alternatively or preferably, the inlet die and the outlet die are both made of alloy steel.
Alternatively or preferably, the number of the positioning pins is 4.
Optionally or preferably, the number of the air nozzles is 2.
Based on the technical scheme, the following technical effects can be generated:
the embodiment of the utility model provides a pair of EPFU fiber unit resin filling device can be used to produce the circular fiber unit when a mere core number surpasses 2. The utility model relates to a EPFU optical fiber unit resin filling device is through setting up the resin cavity who has the round hole all around in the base, ensures the optical fiber unit and peels off the nature to divide fine board one, divide fine board two in the installation of resin cavity both ends, adopt 4 locating pins location to divide fine board and resin cavity, ensured the concentricity of dividing fine board and resin cavity, provided a circular optical fiber area apparatus for producing, solved the too big too high technical problem of manufacturing cost of finished product optical cable external diameter. The utility model relates to an EPFU optical fiber unit resin filling device can produce an even, the good optical fiber unit of transmission performance of external diameter, has practiced thrift the optical cable material, has reduced manufacturing cost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view (inside) of the present invention;
fig. 2 is a schematic structural view (external) of the present invention;
in the figure: 1. an air tap; 2. a nut; 3. fastening a nut; 4. an injection member; 5. an overflow spout; 6. a resin injection fitting; 7. an upper plate; 8. positioning pins; 9. a resin cavity; 10. a first distributing board; 11. a second distributing plate; 12. a third distributing board; 13. an inlet die; 14. an outlet die; 15. an outlet die holder; 16. a base; 17. and (4) an inlet die holder.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.
As shown in fig. 1-2:
the utility model provides an EPFU optical fiber unit resin filling device, which comprises a base 16, a resin cavity 9, a first fiber distribution plate 10, a second fiber distribution plate 11 and a third fiber distribution plate 12, wherein the two ends of the base 16 are respectively provided with an inlet die holder 17 and an outlet die holder 15; wherein:
the base 16 further comprises an upper plate 7 on which a plurality of air nozzles 1 are mounted;
the upper plate 7 is also provided with an overflow nozzle 5 and a resin injection joint 6 in which an injection piece 4 is arranged;
the injection member 4 is fixed in the resin injection joint 6 by a fastening nut 3;
the resin cavity 9 is arranged below the resin injection joint 6;
the first fiber distribution plate 10 and the second fiber distribution plate 11 are respectively arranged at two ends of the resin cavity 9;
a plurality of positioning pins 8 are further arranged among the first fiber distribution plate 10, the second fiber distribution plate 11 and the third fiber distribution plate 12;
an inlet die 13 and an outlet die 14 are respectively arranged in the inlet die holder 17 and the outlet die holder 15;
the inlet die 13 and the outlet die 14 are both fixed in an inlet die holder 17 and an outlet die holder 15 through nuts 2;
a plurality of round holes are formed around the resin cavity 9;
and a plurality of core holes are formed in the centers of the first fiber distribution plate 10, the second fiber distribution plate 11 and the third fiber distribution plate 12.
As an optional embodiment, the number of core holes on the first fiber distribution plate 10, the second fiber distribution plate 11 and the third fiber distribution plate 12 is 2-12, and the diameter of the core hole is 0.2-0.3 mm.
In an optional embodiment, the diameter of the round hole around the resin cavity 9 is 0.5-2 mm.
As an alternative embodiment, the inlet die 13 and the outlet die 14 are made of alloy steel.
As an optional implementation mode, the number of the positioning pins 8 is 4, so that the concentricity of the fiber distribution plate and the resin cavity is guaranteed.
As an optional implementation manner, the number of the air nozzles 1 is 2, and two air nozzles 1 are used for performing vacuum pumping and negative pressure, so that no bubbles are generated in the optical fiber unit, and the transmission performance of the optical fiber is guaranteed.
As an alternative embodiment, excess resin may be spilled through the overflow spout 5 during fill coating.
The utility model relates to a EPFU optical fiber unit resin filling device working process as follows: optical fiber enters the inner cavity of the base 16 through the inlet die 13, the two air nozzles 1 vacuumize the inner cavity of the base in real time, the optical fiber reaches the third fiber distribution plate 12, the optical fiber enters the resin cavity 9 through the second fiber distribution plate 11 through the core hole in the third fiber distribution plate 12, resin is injected through the injection part 4, resin coating and filling are carried out, and the filled and coated optical fiber ribbon reaches the outlet die 14 through the first fiber distribution plate 10.
Claims (6)
1. An EPFU optical fiber unit resin filling device, characterized in that: including base (16) that both ends were equipped with import die holder (17) and export die holder (15) respectively and install resin cavity (9) inside base (16), divide fine board one (10), divide fine board two (11) and divide fine board three (12), wherein:
the base (16) also comprises an upper plate (7) provided with a plurality of air nozzles (1);
the upper plate (7) is also provided with an overflow nozzle (5) and a resin injection joint (6) with an injection piece (4) arranged inside;
the injection piece (4) is fixed in the resin injection joint (6) through a fastening nut (3);
the resin cavity (9) is arranged below the resin injection joint (6);
the first fiber distribution plate (10) and the second fiber distribution plate (11) are respectively arranged at two ends of the resin cavity (9);
a plurality of positioning pins (8) are also arranged among the first fiber distribution plate (10), the second fiber distribution plate (11) and the third fiber distribution plate (12);
an inlet die (13) and an outlet die (14) are respectively arranged in the inlet die holder (17) and the outlet die holder (15);
the inlet die (13) and the outlet die (14) are fixed in the inlet die holder (17) and the outlet die holder (15) through nuts (2);
a plurality of round holes are formed around the resin cavity (9);
a plurality of core holes are formed in the centers of the first fiber distribution plate (10), the second fiber distribution plate (11) and the third fiber distribution plate (12).
2. An EPFU optical fiber unit resin filling apparatus according to claim 1, wherein: the number of core holes in the first fiber distribution plate (10), the second fiber distribution plate (11) and the third fiber distribution plate (12) is 2-12, and the diameter of each core hole is 0.2-0.3 mm.
3. An EPFU optical fiber unit resin filling apparatus according to claim 2, wherein: the diameter of round holes on the periphery of the resin cavity (9) is 0.5-2 mm.
4. An EPFU optical fiber unit resin filling apparatus according to claim 3, wherein: the inlet die (13) and the outlet die (14) are both made of alloy steel.
5. An EPFU optical fiber unit resin filling apparatus according to claim 4, wherein: the number of the positioning pins (8) is 4.
6. An EPFU optical fiber unit resin filling apparatus according to claim 5, wherein: the number of the air nozzles (1) is 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020688999.4U CN211786272U (en) | 2020-04-29 | 2020-04-29 | EPFU optical fiber unit resin filling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020688999.4U CN211786272U (en) | 2020-04-29 | 2020-04-29 | EPFU optical fiber unit resin filling device |
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| Publication Number | Publication Date |
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| CN211786272U true CN211786272U (en) | 2020-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020688999.4U Active CN211786272U (en) | 2020-04-29 | 2020-04-29 | EPFU optical fiber unit resin filling device |
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| CN (1) | CN211786272U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111413772A (en) * | 2020-04-29 | 2020-07-14 | 成都亨通光通信有限公司 | EPFU optical fiber unit resin filling device and method |
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2020
- 2020-04-29 CN CN202020688999.4U patent/CN211786272U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111413772A (en) * | 2020-04-29 | 2020-07-14 | 成都亨通光通信有限公司 | EPFU optical fiber unit resin filling device and method |
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