CN218824847U

CN218824847U - Adjustable multi-position single-mode spacing tail fiber

Info

Publication number: CN218824847U
Application number: CN202223184518.4U
Authority: CN
Inventors: 张昕昊; 佘冠文; 佘华松; 杨乐; 佘冠悦
Original assignee: Hengshui Haochen Photoelectric Technology Co ltd
Current assignee: Hengshui Haochen Photoelectric Technology Co ltd
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-04-07
Anticipated expiration: 2032-11-30

Abstract

The utility model discloses a many single mode interval tail optical fibers with adjustable include the bunch pipe and be located a plurality of optic fibre tail optical fiber in the bunch pipe, optic fibre tail optical fiber's one end fixedly connected with wire jumper connects, optic fibre tail optical fiber's fixed cover of surface fixedly connected with, the utility model relates to an optic fibre tail optical fiber technical field. This many single mode interval pigtails with adjustable, through inject adjacent first threaded rod in the second screw thread section of thick bamboo, make between two adjacent fixed covers couple together through first threaded rod and second screw thread section of thick bamboo and produce the interval, thereby make and produce the interval between two adjacent optic fibre pigtails, and through rotating the second screw thread section of thick bamboo, adjust the distance between first threaded rod and the second screw thread section of thick bamboo, thereby can conveniently adjust the interval between two adjacent optic fibre pigtails, can effectually prevent that a plurality of single mode pigtails lean on too closely, conveniently arrange in order a large amount of single mode pigtails, thereby the single mode pigtail that the searching that can be quick corresponds connects.

Description

Adjustable multi-position single-mode spacing tail fiber

Technical Field

The utility model relates to an optic fibre pigtail technical field specifically is an adjustable many single mode interval pigtails.

Background

The optical fiber tail wire is a joint similar to a half jumper wire for connecting an optical fiber and an optical fiber coupler, and comprises a jumper wire joint and a section of optical fiber, wherein a single-mode optical fiber has a thin central glass core and can only transmit optical fibers of one mode, so that the intermodal dispersion is small, the optical fiber tail wire is suitable for remote communication, only one end of the optical fiber tail wire is a movable joint and is connected with fiber cores of other optical cables through fusion splicing, and the optical fiber tail wire is usually arranged in an optical fiber terminal box and is used for connecting the optical cable and the optical fiber transceiver (a coupler, a jumper wire and the like are also used between the optical cable and the optical fiber transceiver).

The single mode fiber tail optical fiber sets up in optic fibre distribution box, a large amount of tail optical fibers can form a plurality of optical fiber bundles, it is very miscellaneous, it is too close to lean on between the adjacent tail optical fiber, be not convenient for arrange in order, in fault detection especially, it needs to consume a large amount of time and energy to look for corresponding both ends, work efficiency has been reduced, and a large amount of tail optical fibers are when using, can be dispersed very in a messy, twine the material easily together, influence subsequent use, consequently, propose an adjustable many single mode interval tail optical fiber.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a many single mode interval tail fibers with adjustable have solved the too inseparable easy winding material problem together with the single mode tail fiber that leans on between the adjacent single mode tail fiber.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a many single mode spacing tail optical fibers with adjustable, includes the bunch pipe and is located a plurality of optic fibre tail optical fiber of bunch intraductal, optic fibre tail optical fiber's one end fixedly connected with wire jumper joint, optic fibre tail optical fiber's fixed cover of surface fixedly connected with, the top and the bottom of fixed cover surface are all seted up flutedly, are located the below recess inner chamber's top is rotated through rotating and is connected with first threaded rod, is located the top recess inner chamber's one side fixedly connected with second threaded rod, the surface threaded connection of second threaded rod has first screw thread section of thick bamboo, one side of first screw thread section of thick bamboo is rotated through the bearing and is connected with the second screw thread section of thick bamboo with first threaded rod looks adaptation, is located the top recess inner chamber's bottom its place ahead fixedly connected with that is located first screw thread section of thick bamboo and the third threaded rod of second screw thread section of thick bamboo looks adaptation.

Preferably, the rear portions of the fixed sleeves are provided with flexible metal sheets, sliding grooves are formed in the front faces of the flexible metal sheets, sliding blocks are connected inside the sliding grooves in a sliding mode, and the front faces of the sliding blocks are fixedly connected with the outer surfaces of the fixed sleeves.

Preferably, the top of the flexible metal sheet is fixedly connected with a connecting frame, and the front surface of the connecting frame is provided with a connecting hole.

Preferably, the bottom of the flexible metal sheet is fixedly connected with a connecting plate matched with the connecting frame, and the front of the connecting plate is fixedly connected with a threaded sleeve.

Preferably, the inner threads of the connecting holes are connected with a screw rod.

Preferably, the sliding block is provided in a plurality.

Advantageous effects

The utility model provides a many single mode interval tail optical fibers with adjustable. Compared with the prior art, the method has the following beneficial effects:

(1) The utility model discloses a first threaded rod on two adjacent fixed covers rotates out, break away from first screw thread section of thick bamboo from second screw thread rod surface again, overlap first screw thread section of thick bamboo on the third threaded rod, make adjacent first threaded rod inject in the second screw thread section of thick bamboo, make between two adjacent fixed covers couple together through first threaded rod and second screw thread section of thick bamboo and produce the interval, thereby make and produce the interval between two adjacent optic fibre tail optical fibers, and through rotating the second screw thread section of thick bamboo, adjust the distance between first threaded rod and the second screw thread section of thick bamboo, thereby can conveniently adjust the interval between two adjacent optic fibre tail optical fibers, can effectually prevent too inseparable that a plurality of single mode tail optical fibers leaned on, the convenience is put in order a large amount of single mode tail optical fibers in the distribution box, thereby the corresponding single mode tail optical fiber joint of searching that can be quick.

(2) The utility model discloses a become flexible foil circular in bending, inject the connecting plate into the link again in, make the lead screw pass connecting hole and thread bush, make the connecting plate spacing in the link to fix circular shape flexible foil, make circular flexible foil pass through the spout with a plurality of fixed covers spacing, effectually prevent that a large amount of single mode tail optical fibers from taking place to twine in disorder, thereby make things convenient for the subsequent arrangement of single mode tail optical fibers to use.

Drawings

Fig. 1 is a schematic external structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the fiber pigtail, the fixing sleeve and the groove of the present invention;

FIG. 3 is a left side view of the flexible metal sheet, the sliding groove, the sliding block, the connecting frame and the connecting plate structure of the present invention;

fig. 4 is an enlarged view of a portion a of fig. 3 according to the present invention;

fig. 5 is a schematic diagram of the internal structure of the bundle tube and the optical fiber pigtail of the present invention.

In the figure: 1. a wire bundling pipe; 2. a fiber pigtail; 3. a jumper connector; 4. fixing a sleeve; 5. a groove; 6. a first threaded rod; 7. a second threaded rod; 8. a first threaded barrel; 9. a second threaded barrel; 10. a third threaded rod; 11. a flexible metal sheet; 12. a chute; 13. a slider; 14. a connecting frame; 15. connecting holes; 16. a connecting plate; 17. a threaded sleeve; 18. and a screw rod.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a many single mode interval pigtails with adjustable, include bunch pipe 1 and be located a plurality of optic fibre pigtail 2 of bunch pipe 1, the one end fixedly connected with jumper connection 3 of optic fibre pigtail 2, the outer fixed surface of optic fibre pigtail 2 is connected with fixed cover 4, the top and the bottom of fixed cover 4 surface all set up fluted 5, the top that is located 5 inner chambers of below recess rotates through rotating and is connected with first threaded rod 6, one side fixedly connected with second threaded rod 7 that is located 5 inner chambers of top recess, the surface threaded connection of second threaded rod 7 has first threaded cylinder 8, one side of first threaded cylinder 8 rotates through the bearing and is connected with the second threaded cylinder 9 with 6 looks adaptations of first threaded rod 9, the third threaded rod 10 that its place ahead fixedly connected with that is located first threaded cylinder 8 and second threaded cylinder 9 looks adaptations in the bottom that is located 5 inner chambers of top recess.

Further, for the convenience of the 2 spacing arrangement of a plurality of optic fibre pigtails, the rear portion of the fixed cover 4 of a plurality of is provided with flexible foil 11, and flexible foil 11 is the alloy material, and spout 12 has been seted up in flexible foil 11's the front, and the inside sliding connection of spout 12 has sliding block 13, and sliding block 13 is provided with a plurality of, and sliding block 13's front is connected with the fixed surface of cover 4.

Furthermore, in order to limit the flexible metal sheet 11 into a circular shape conveniently, the top of the flexible metal sheet 11 is fixedly connected with a connecting frame 14, a connecting hole 15 is formed in the front of the connecting frame 14, the bottom of the flexible metal sheet 11 is fixedly connected with a connecting plate 16 matched with the connecting frame 14, a threaded sleeve 17 is fixedly connected to the front of the connecting plate 16, and a screw rod 18 is connected to the inner thread of the connecting hole 15.

When the optical fiber pigtail connector is used, when a distance between two adjacent optical fiber pigtails 2 needs to be kept, the first threaded rod 6 in the groove 5 is rotated, the first threaded barrel 8 on the adjacent fixing sleeve 4 is rotated, the first threaded barrel 8 is separated from the surface of the second threaded rod 7, the first threaded barrel 8 is sleeved on the third threaded rod 10 in a rotating mode, so that the second threaded barrel 9 is close to the first threaded rod 6 on the adjacent fixing sleeve 4, the first threaded rod 6 is inserted into the adjacent second threaded barrel 9, the two fixing sleeves 4 are connected through the first threaded rod 6 and the second threaded barrel 9, the second threaded barrel 9 is rotated, the first threaded rod 6 extends into the second threaded barrel 9 deeper, the distance between the first threaded rod 6 and the second threaded barrel 9 is shortened, the two optical fiber pigtails 2 are connected through the first threaded rod 6 and the second threaded barrel 9, a plurality of optical fiber pigtails 2 are connected into a row, and the plurality of optical fiber pigtails 3 are connected with the plurality of jumper connectors;

when a plurality of optical fiber pigtails 2 are not used, a plurality of first threaded rods 6 and a plurality of second threaded cylinders 9 are separated from the retraction grooves 5, the flexible metal sheets 11 are bent into a circular shape, the connecting plates 16 and the threaded sleeves 17 are inserted into the connecting frame 14, the lead screws 18 penetrate through the connecting holes 15 and the threaded sleeves 17, the connecting plates 16 are fixed in the connecting frame 14, the circular flexible metal sheets 11 are fixed, and the optical fiber pigtails 2 are wound through a plurality of fixing sleeves 4 to be convenient to carry.

Claims

1. The utility model provides a multiposition single mode interval pigtail with adjustable, includes bunch pipe (1) and is located a plurality of optic fibre pigtail (2) of bunch pipe (1), its characterized in that: the one end fixedly connected with wire jumper joint (3) of optic fibre tail optical fiber (2), the fixed cover (4) of surface fixedly connected with of optic fibre tail optical fiber (2), recess (5) have all been seted up with the bottom at the top of fixed cover (4) surface, are located the below the top of recess (5) inner chamber is rotated through rotating and is connected with first threaded rod (6), is located the top one side fixedly connected with second threaded rod (7) of recess (5) inner chamber, the surface threaded connection of second threaded rod (7) has first threaded section of thick bamboo (8), one side of first threaded section of thick bamboo (8) is rotated through the bearing and is connected with second threaded section of thick bamboo (9) with first threaded rod (6) looks adaptation, is located the top its third threaded section of thick bamboo (10) that is located the place ahead fixedly connected with of first threaded section of thick bamboo (8) and second threaded section of thick bamboo (9) looks adaptation in the bottom of recess (5) inner chamber.

2. The adjustable multi-bit single-mode pitch pigtail of claim 1, wherein: the rear portion of fixed cover (4) is provided with flexible foil (11), spout (12) have been seted up in the front of flexible foil (11), the inside sliding connection of spout (12) has sliding block (13), the front of sliding block (13) is connected with the surface fixed connection of fixed cover (4).

3. The adjustable multi-bit single-mode pitch pigtail of claim 2, wherein: the top of the flexible metal sheet (11) is fixedly connected with a connecting frame (14), and the front of the connecting frame (14) is provided with a connecting hole (15).

4. The adjustable multi-bit single-mode pitch pigtail of claim 3, wherein: the bottom of the flexible metal sheet (11) is fixedly connected with a connecting plate (16) matched with the connecting frame (14), and the front of the connecting plate (16) is fixedly connected with a threaded sleeve (17).

5. The adjustable multi-bit single-mode pitch pigtail of claim 3, wherein: the inner threads of the connecting holes (15) are connected with a screw rod (18).

6. The adjustable multi-bit single-mode pitch pigtail of claim 2, wherein: the sliding block (13) is provided with a plurality of sliding blocks.