CN113324735B

CN113324735B - Optical fiber test coupling device

Info

Publication number: CN113324735B
Application number: CN202110559479.2A
Authority: CN
Inventors: 刘成阔; 朱刘盅; 吴磊; 季伟伟; 刘志忠
Original assignee: Jiangdong Technology Co ltd; Zhongtian Technologies Fibre Optics Co Ltd; Jiangsu Zhongtian Technology Co Ltd
Current assignee: Jiangdong Technology Co ltd; Zhongtian Technologies Fibre Optics Co Ltd; Jiangsu Zhongtian Technology Co Ltd
Priority date: 2021-05-21
Filing date: 2021-05-21
Publication date: 2023-08-15
Anticipated expiration: 2041-05-21
Also published as: CN113324735A

Abstract

The invention provides an optical fiber test coupling device, which belongs to the technical field of optical fiber test, and comprises: the clamp is provided with a first clamp used for clamping the tail fiber and a second clamp used for clamping the optical fiber to be tested, which are arranged oppositely; the first clamp and the second clamp are arranged in a relatively movable way; a docking device disposed between the first clamp and the second clamp; the docking device is provided with a docking table top and a guide assembly positioned at the upper end of the docking table top; the optical fiber test coupling device provided by the invention has the advantages that the coupling operation is carried out relative to manual operation of staff, the working difficulty is reduced, and the working efficiency is improved.

Description

Optical fiber test coupling device

Technical Field

The invention relates to the technical field of optical fiber testing, in particular to an optical fiber testing coupling device.

Background

With the high-speed development and informatization construction of modern industry, china keeps vigorous growth potential on optical fiber cables and optoelectronic devices, and therefore, the performance requirements on the optical fibers are also improved.

In the optical fiber testing process, a test optical signal needs to pass through the test optical fiber through a coupling process.

At present, the coupling operation of the optical fiber is manually carried out by staff, and the coupling operation is difficult and has low efficiency.

Disclosure of Invention

Therefore, the technical problem to be solved by the invention is to overcome the defects that the coupling operation of the optical fiber in the prior art is manually carried out by staff, and the coupling operation is difficult and the efficiency is low, thereby providing the optical fiber test coupling device.

The invention provides an optical fiber test coupling device, which comprises:

the clamp is provided with a first clamp used for clamping the tail fiber and a second clamp used for clamping the optical fiber to be tested, which are arranged oppositely; the first clamp and the second clamp are arranged in a relatively movable way;

a docking device disposed between the first clamp and the second clamp; the docking apparatus has a docking deck and a guide assembly positioned at an upper end of the docking deck.

Preferably, the first clamp and the second clamp are arranged at an angle with the docking station.

Preferably, the method further comprises: the first support frame is provided with a support surface which is obliquely arranged; the supporting surface is provided with a first inclined surface for placing the first clamp and a second inclined surface for placing the docking equipment; the lower end of the second inclined plane is horizontally arranged with the second clamp.

Preferably, a first placing groove is formed in the first inclined plane, and the placing groove is used for placing the first clamp.

Preferably, the method further comprises: the second support frame is arranged opposite to the first support frame; the second support frame is provided with a second placing groove for placing a second clamp.

Preferably, the guide assembly includes:

a guide having two; one end of each guide piece, which is close to the clamp, is provided with a guide hole;

the guide groove is formed on the butt joint table top; the guide piece cover is arranged at the upper end of the guide groove.

As a preferable scheme, two cylinders are arranged in the guide groove; the two cylinders are tangent to form a limit groove; the cylinder is made of metal.

Preferably, the guide assembly further comprises:

the magnetic piece is arranged below the butt joint table top.

Preferably, the guide hole of the guide piece is conical; the bottom surface of the conical guide is arranged close to the clamp.

Preferably, the method further comprises: and the driving piece is connected with the second supporting frame.

Preferably, the fixture includes:

the first clamping block is provided with a first clamping surface;

the second clamping block is provided with a second clamping surface which is arranged opposite to the first clamping surface.

Preferably, the first clamping surface is in a V-shaped structure.

The technical scheme of the invention has the following advantages:

1. the invention provides an optical fiber test coupling device, which comprises: a clamp and a docking device; clamping the tail fiber through a first clamp, and clamping the optical fiber to be tested through a second clamp; limiting the tail fiber and the optical fiber to be tested through the guide assembly; moving the second clamp to realize the coupling of the tail fiber and the optical fiber to be tested on the butt joint table top and realize the test of the optical fiber to be tested; compared with manual coupling operation of staff, the working difficulty is reduced, and the working efficiency is improved.

2. According to the optical fiber test coupling device, the first clamp, the second clamp and the butt joint table top are arranged at an angle; in the test process, when the optical fiber to be tested and the tail optical fiber are just contacted, the coupling effect of the two optical fibers is not good, and some force needs to be provided to ensure the coupling effect; the second clamp is required to be pushed continuously to drive the optical fibers to be tested to move by about 3mm, so that the end surfaces of the two optical fibers are mutually extruded to generate bending, and the optical fibers are bent to have certain elasticity, so that the two optical fibers are firmly coupled together, and the coupling test of the optical fibers to be tested can be met; when the first clamp, the second clamp and the butt joint table top are in the same horizontal plane, after the optical fiber to be tested is contacted with the tail optical fiber, the optical fiber to be tested is pushed forward, so that dislocation is easy to occur on the two optical fibers instead of bending, and the coupling effect is poor.

3. According to the optical fiber test coupling device, when the optical fiber to be tested is coupled with the tail optical fiber, the guide hole on the guide piece roughly guides the optical fiber to be tested, and then the limiting groove formed by the tangency of the two tangent cylinders is used as fine guide, so that the aim of coupling the two optical fibers is finally achieved; meanwhile, the guide piece can also play a role in isolating external dust.

4. The optical fiber test coupling device provided by the invention is characterized in that a magnetic piece is arranged below a guide groove; due to the arrangement of the magnetic parts, the two cylinders are firmly tangent due to magnetization, so that a limit groove for promoting the coupling of the optical fibers is formed; meanwhile, the guide piece can tightly press the two cylinders due to the attractive force of the magnetic piece, so that the optical fiber can better move along the limit groove and cannot jump out of the groove.

5. The optical fiber test coupling device provided by the invention further comprises: a driving member; the driving end of the driving piece is connected with the second supporting frame, so that the optical fiber to be tested on the second clamp is driven to move, and the coupling is realized.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic perspective view of an optical fiber test coupling device according to the present invention.

Fig. 2 is a schematic perspective view of the first support frame shown in fig. 1.

Fig. 3 is a partial enlarged view at a in fig. 2.

Fig. 4 is a schematic structural view of the first support frame according to the present invention.

Fig. 5 is a partial enlarged view at B in fig. 4.

Fig. 6 is a schematic perspective view of the guide of the present invention.

Fig. 7 is a top view of the first support frame of the present invention.

FIG. 8 is a schematic cross-sectional view of the structure of C-C shown in FIG. 7.

Fig. 9 is a schematic perspective view of a second support frame according to the present invention.

Fig. 10 is a schematic perspective view of a clamp according to the present invention.

Fig. 11 is a schematic perspective view of a first clamping block in the clamp according to the present invention.

Fig. 12 is a schematic perspective view of a second clamping block in the clamp according to the present invention.

Fig. 13 is a schematic diagram of the structure of the optical fiber of the present invention when coupled.

Reference numerals illustrate:

1. a first clamp; 2. a second clamp; 3. a first support frame; 4. a second support frame; 5. a first placement groove; 6. a connecting piece; 7. docking the table top; 8. a guide groove; 9. a guide member; 10. tail fiber; 11. an optical fiber to be measured; 12. a guide hole; 13. a cylinder; 14. a magnetic member; 15. a second placement groove; 16. a first clamping block; 17. a second clamping block; 18. an elastic member; 19. a first slide bar; 20. a second slide bar; 21. a first clamping surface; 22. and a second clamping surface.

Detailed Description

The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

In addition, the technical features of the different embodiments of the present invention described below may be combined with each other as long as they do not collide with each other.

The optical fiber test coupling device provided in this embodiment, as shown in fig. 1, includes: a clamp and a docking device; clamping the tail fiber 10 by a first clamp 1, and clamping the optical fiber 11 to be tested by a second clamp 2; the tail fiber 10 and the optical fiber 11 to be tested are limited through the guide component; the second clamp 2 is moved, the coupling of the tail fiber 10 and the optical fiber 11 to be tested is realized on the butt joint table 7, and the test of the optical fiber 11 to be tested is realized; compared with manual coupling operation of staff, the working difficulty is reduced, and the working efficiency is improved.

As shown in fig. 2, a perspective view of the first support frame 3 is shown, the first support frame 3 is provided with a support surface which is obliquely arranged, and the support surface is provided with a first inclined surface and a second inclined surface; a first placing groove 5 is formed in the first inclined plane, and a first clamp 1 for clamping the tail fiber 10 is placed on the first placing groove 5;

as shown in fig. 3, a butt joint table 7 is formed by slotting on the second inclined plane, and a guide groove 8 is formed on the butt joint table 7;

as shown in fig. 4, the first jig 1 is placed in the first placement groove 5, two attaching guides 9 are provided in the docking surface 7, and two guide holes 12 are provided in the guides 9.

As shown in fig. 5, two cylinders 13 are arranged in the guide groove 8, the two cylinders 13 are tangent, and a limit groove is formed at the tangent position; placing an optical fiber 11 to be tested in the limit groove;

as shown in fig. 6, one end of the guide member 9 is provided with a guide hole 12, the guide hole 12 is conical, the bottom surface of the conical guide hole 12 is close to the clamp in the installation process of the guide member 9, so that two optical fibers can conveniently enter from the guide hole 12 of the guide member 9 respectively, and finally the two optical fibers are coupled in the hole formed by the guide member 9 and the limiting groove;

as shown in fig. 7 and 8, a magnetic piece 14 is arranged below the butt joint table 7, and two cylinders 13 are firmly tangent due to magnetization due to the arrangement of the magnetic piece 14, so that a limit groove for promoting optical fiber coupling is formed; meanwhile, the guide piece 9 can also tightly press the two cylinders 13 due to the attractive force of the magnetic piece 14, so that the optical fiber can better move along the limit groove without jumping out of the groove.

As shown in fig. 1, a second support frame 4 is provided opposite to the first support frame 3; the second support frame 4 is connected with the driving piece through a connecting piece 6, and the second support frame 4 is driven to move through the driving piece; the driving piece is preferably an electric screw rod;

as shown in fig. 9, a second placement groove 15 is provided on the second support frame 4, and the second placement groove 15 is used for accommodating the second clamp 2.

As shown in fig. 10, the clamp includes a first clamping block 16 and a second clamping block 17 disposed opposite to the first clamping block 16; two first sliding rods 19 are arranged on the first clamping block 16 in a sliding manner, and a second sliding rod 20 is arranged on the second clamping block 17 in a sliding manner; an elastic member 18 is sleeved on the first sliding rod 19, and the elastic member 18 has a driving force for driving the first clamping block 16 to move towards the second clamping block 17.

As shown in fig. 11, the first clamping block 16 has a first clamping surface 21, and the first clamping surface 21 has a V-shaped structure; as shown in fig. 12, the second clamping block 17 is provided with a second clamping surface 22 matched with the first clamping surface 21; the optical fiber is placed at the top end of the V-shaped structure, and is clamped.

Application method and principle

Clamping the tail fiber 10 on the first clamp 1, placing the tail fiber 10 on the first support frame 3, enabling the tail fiber 10 to enter through the guide holes 12 of the guide pieces 9, enabling the end portion of the tail fiber 10 to be located between the two guide pieces 9, and clamping the tail fiber 10 in the holes formed by the guide pieces 9 and the limiting grooves;

the optical fiber 11 to be measured is clamped on the second clamp 2, the second clamp 2 is placed on the second supporting frame 4, the second clamp 2 drives the optical fiber 11 to be measured to approach the guide piece 9 along with the movement of the second clamp 2 driven by the rotation of the electric screw rod, and at the moment, the center lines of the optical fiber 11 to be measured, the guide piece 9 and the tail fiber 10 are necessarily ensured to be on the same plane; the optical fiber 11 to be measured passes through the guide hole 12 of the guide piece 9 and enters the limit groove to be tangent with the two cylinders 13; continuing to push the second clamp until the end of the optical fiber under test 11 and the pigtail 10 are in contact (coupled) as shown in fig. 13;

when the optical fiber 11 to be tested and the tail optical fiber 10 just contact, the coupling effect of the two optical fibers is not good, the second clamp 2 needs to be pushed forward by about 3mm continuously, the end faces of the two optical fibers are mutually extruded to generate bending, and the bending of the optical fibers has certain elasticity, so that the two optical fibers are firmly coupled together, and the coupling test of the optical fiber 11 to be tested can be met.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the invention.

Claims

1. An optical fiber test coupling device, comprising:

the clamp is provided with a first clamp (1) used for clamping the tail fiber (10) and a second clamp (2) used for clamping the optical fiber (11) to be tested, which are arranged oppositely; the first clamp (1) and the second clamp (2) are arranged in a relatively movable way;

the butt joint device is arranged between the first clamp (1) and the second clamp (2); the docking equipment is provided with a docking table top (7) and a guide assembly positioned at the upper end of the docking table top (7); the first clamp (1), the second clamp (2) and the butt joint table top (7) are arranged at an angle;

the guide assembly includes:

a guide (9) having two; one end of the two guide pieces (9) close to the clamp is provided with a guide hole (12);

a guide groove (8) is formed on the butt joint table top (7); the guide piece (9) is covered at the upper end of the guide groove (8);

two cylinders (13) are arranged in the guide groove (8); the two cylinders (13) are tangent to form a limit groove; the cylinder (13) is made of metal;

the guide assembly further comprises:

the magnetic piece (14) is arranged below the butt joint table top (7); due to the arrangement of the magnetic piece (14), the two cylinders (13) are firmly tangent due to magnetization, so that a limit groove for promoting the coupling of the optical fibers is formed; meanwhile, the guide piece (9) can tightly press the two cylinders (13) due to the attractive force of the magnetic piece (14);

the clamp comprises a first clamping block (16) and a second clamping block (17) which is arranged opposite to the first clamping block (16); two first sliding rods (19) are arranged on the first clamping block (16) in a sliding manner, and one second sliding rod is arranged on the second clamping block (17) in a sliding manner; an elastic piece is sleeved on the first sliding rod (19), and the elastic piece has a driving force for driving the first clamping block (16) to move towards the second clamping block (17); the first clamping block (16) is provided with a first clamping surface (21), and the first clamping surface (21) is of a V-shaped structure; the second clamping block (17) is provided with a second clamping surface (22) matched with the first clamping surface (21); the optical fiber is placed at the top end of the V-shaped structure, and is clamped.

2. The fiber optic test coupling device according to claim 1, further comprising: a first support frame (3) having a support surface arranged obliquely; the supporting surface is provided with a first inclined surface for placing the first clamp (1) and a second inclined surface for placing the docking equipment; the lower end of the second inclined plane is horizontally arranged with the second clamp (2).

3. The optical fiber test coupling device according to claim 2, wherein a first placing groove (5) is arranged on the first inclined plane, and the placing groove is used for placing the first clamp (1).

4. The fiber optic test coupling device according to claim 2, further comprising: the second supporting frame (4) is arranged opposite to the first supporting frame (3); the second support frame (4) is provided with a second placing groove (15) for placing the second clamp (2).

5. The optical fiber test coupling device according to claim 1, characterized in that the guide hole (12) of the guide (9) is conical; the bottom surface of the conical guide (9) is arranged close to the clamp.

6. The fiber optic test coupling device according to claim 2, further comprising: and the driving piece is connected with the second supporting frame (4).