CN212229234U

CN212229234U - Optical fiber isolator convenient to install

Info

Publication number: CN212229234U
Application number: CN202021385812.XU
Authority: CN
Inventors: 欧涛
Original assignee: Shenzhen Feiyi Optoelectronic Communication Co ltd
Current assignee: Shenzhen Feiyi Optoelectronic Communication Co ltd
Priority date: 2020-07-13
Filing date: 2020-07-13
Publication date: 2020-12-25
Anticipated expiration: 2030-07-13

Abstract

The utility model discloses a fiber isolator convenient to installation, including the isolator main part, be provided with the connecting block in the isolator main part, the connecting block passes through fixing bolt reciprocal anchorage, the both ends of isolator main part are provided with the chucking structure, the chucking structure includes fixed end, fixing sleeve, nut, deformation groove, connecting thread and through wires hole. A fiber optic isolator convenient to installation, be provided with fixed knot and construct, through pulling out the movable block, with the bolt fastening in the fixed orifices, it is more convenient to install to under expanding spring's effect, make the movable block take in the fixed block, it is more firm, be provided with chucking structure, through with the nut screw in to connecting thread, and compress tightly the inclined plane of fixed sleeve, can fix the inside optic fibre of fixed sleeve, it is fixed more firm, avoid the not hard up condition that leads to wearing and tearing of optic fibre.

Description

Optical fiber isolator convenient to install

Technical Field

The utility model relates to an optical fiber communication field, in particular to optical fiber isolator convenient to installation.

Background

Optical fiber communication is a communication mode which takes light waves as an information carrier and optical fibers as a transmission medium, optical fiber communication (FTTx) is always regarded as a broadband router access mode which has the market prospect after a DSL broadband router access mode, and different from common twisted pair communication, the optical fiber communication has the characteristics of higher working frequency, higher capacity (the exclusive bandwidth of 10-100Mbps can be upgraded according to user needs), lower attenuation, no strong electric interference, stronger electromagnetic pulse resistance, good confidentiality and the like, and an optical fiber isolator mainly utilizes the Faraday effect of a magneto-optical crystal to isolate reflected light and only allows magneto-optical passive devices which transmit light in the above direction. The fiber optic isolator serves to protect the light source from adverse effects caused by back reflections or signals. However, the existing optical fiber isolator has certain disadvantages that the fixed outlet end is not firm, the optical fiber at the outlet end is easy to wear, and the installation of the optical fiber isolator is troublesome and the fixation is not firm.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide an optical fiber isolator which is easy to install and can effectively solve the problems of the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a fiber isolator convenient to installation, includes the isolator main part, be provided with the connecting block in the isolator main part, the connecting block passes through fixing bolt reciprocal anchorage, the both ends of isolator main part are provided with clamping structure, clamping structure includes fixed end, fixed sleeve, nut, deformation groove, connecting thread and through wires hole, be provided with fixed sleeve between the isolator main part, fixed sleeve's one end is provided with fixed end, be provided with the deformation groove between fixed end and the fixed sleeve, fixed sleeve's the other end is provided with connecting thread, fixed sleeve's inside is provided with the through wires hole, the last nut that is provided with of fixed sleeve, both ends the inside of clamping structure is provided with inlet wire optic fibre and outlet wire optic fibre respectively, the middle bottom of isolator main part is provided with fixed knot and constructs, fixed knot constructs including fixed block, fixed knot constructs, The isolating device comprises an extensible spring, a moving block, a fixing hole, a containing groove and a reserved opening, wherein the fixing block is arranged at the bottom end of the middle of the isolating device body, the containing groove is formed in the fixing block, the moving block and the extensible spring are arranged in the containing groove, the fixing hole is formed in the middle of the moving block, and the reserved opening is formed in the edge of the moving block.

Preferably, the connecting thread at the other end of the fixing end is connected with a nut, the fixing sleeve is a conical surface, the number of the deformation grooves is three, and the fixing end is clamped in the isolator main body.

Preferably, the moving block moves along the inside of the storage groove of the fixed block, and the fixed hole is fixed to the fixed surface through a bolt.

Preferably, the two side fixing structures of the isolator main body are fixed with the fixing surfaces through bolts.

Preferably, the incoming optical fiber and the outgoing optical fiber penetrate through the inside of the clamping structure, and the incoming optical fiber and the outgoing optical fiber are connected with the inside of the isolator main body.

Preferably, the connecting blocks are distributed at four corners of the isolator main body, and the side surface of the isolator main body is provided with a heat dissipation port.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses in, be provided with fixed knot and construct, through pulling out the movable block, with the bolt fastening in the fixed orifices, it is more convenient to install to under expanding spring's effect, make the movable block take in the fixed block, it is more firm, be provided with chucking structure, through with the nut screw in to connecting thread, and compress tightly fixed telescopic inclined plane, can fix the inside optic fibre of fixed sleeve, it is fixed more firm, avoid the not hard up condition that leads to wearing and tearing of optic fibre.

Drawings

Fig. 1 is a schematic view of an overall structure of an optical fiber isolator of the present invention, which is convenient to install;

FIG. 2 is a front view of a fiber optic isolator of the present invention for ease of installation;

fig. 3 is a schematic view of a fixing structure of an optical fiber isolator convenient to install according to the present invention;

fig. 4 is a schematic view of a clamping structure of a fiber isolator convenient for installation according to the present invention.

In the figure: 1. an isolator main body; 2. feeding optical fibers; 3. an outgoing optical fiber; 4. fixing the bolt; 5. connecting blocks; 6. a fixed structure; 601. a fixed block; 602. a tension spring; 603. a moving block; 604. a fixing hole; 605. a receiving groove; 606. reserving a port; 7. a clamping structure; 701. fixing the end head; 702. fixing the sleeve; 703. a nut; 704. a deformation groove; 705. connecting threads; 706. threading holes; 8. and a heat dissipation port.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, an optical fiber isolator convenient for installation comprises an isolator main body 1, a connecting block 5 is arranged on the isolator main body 1, the connecting block 5 is fixed with each other by a fixing bolt 4, clamping structures 7 are arranged at two ends of the isolator main body 1, each clamping structure 7 comprises a fixing end 701, a fixing sleeve 702, a nut 703, a deformation groove 704, a connecting thread 705 and a threading hole 706, the fixing sleeves 702 are arranged between the isolator main bodies 1, one end of each fixing sleeve 702 is provided with the fixing end 701, a deformation groove 704 is arranged between the fixing end 701 and the fixing sleeve 702, the other end of each fixing sleeve 702 is provided with the connecting thread 705, the inside of each fixing sleeve 702 is provided with the threading hole 706, the fixing sleeve 702 is provided with the nut 703, the inside of each clamping structure 7 at two ends is respectively provided with an incoming optical fiber 2 and an outgoing optical fiber 3, the middle bottom end of the, the fixing structure 6 comprises a fixing block 601, an expansion spring 602, a moving block 603, a fixing hole 604, a storage groove 605 and a reserved opening 606, the fixing block 601 is arranged at the bottom end of the middle of the isolator main body 1, the storage groove 605 is arranged inside the fixing block 601, the moving block 603 and the expansion spring 602 are arranged inside the storage groove 605, the fixing hole 604 is arranged in the middle of the moving block 603, and the reserved opening 606 is arranged at the edge of the moving block 603;

a connecting thread 705 at the other end of the fixed end 701 is connected with a nut 703, the fixed sleeve 702 is a conical surface, the number of the deformation grooves 704 is three, and the fixed end 701 is clamped in the isolator main body 1; the moving block 603 moves along the inside of the receiving groove 605 of the fixed block 601, and the fixed hole 604 is fixed to the fixed surface by a bolt; the fixing structures 6 on two sides of the isolator main body 1 are fixed with the fixing surface through bolts; the incoming optical fiber 2 and the outgoing optical fiber 3 penetrate through the interior of the clamping structure 7, and the incoming optical fiber 2 and the outgoing optical fiber 3 are connected with the interior of the isolator main body 1; the connecting blocks 5 are distributed at four corners of the isolator main body 1, and the side surface of the isolator main body 1 is provided with a heat radiating port 8.

It should be noted that, the utility model relates to an optical fiber isolator convenient to installation, during the installation, in penetrating inlet optical fiber 2 and the optic fibre 3 of being qualified for the next round of competitions to chucking structure 7, at this moment through inserting inlet optical fiber 2, the optic fibre 3 of being qualified for the next round of competitions in threading hole 706 and nut 703 of fixed sleeve 702, and be connected with the inside of isolator main part 1, and fix the end 701 card in the inside of isolator main part 1 through the fixed sleeve 702 one end, then fix connecting block 5 with isolator main part 1 through fixing bolt 4, the fixed end 701 card of fixed sleeve 702 is in the inside of isolator main part 1 this moment, at this moment, nut 703 is screwed in connecting thread 705, because fixed sleeve 702 is the inclined plane, can extrude the deformation groove 704 this moment, make the optic fibre with the inside of fixed sleeve 702 fix the chucking, avoid optic fibre not hard up, it is more convenient, at this moment inlet optical fiber 2, the optic fibre, The outgoing optical fiber 3 is connected with the isolator main body 1, the isolator main body 1 needs to be fixed on a fixing surface, at the moment, the reserved opening 606 of the moving block 603 is used for exposing the fixing hole 604 after the moving block 603 is pulled out of the accommodating groove 605, at the moment, the moving block 603 can be fixed on the fixing surface through the bolt, then under the action of the expansion spring 602, the moving block 603 can be pulled towards the inside of the expansion spring 602, the isolator main body 1 is fixed between the two fixing blocks 601, meanwhile, the bolt can be screwed, the isolator main body 1 is fixed through the fixing structure 6, and at the moment, the isolator can be used.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A fiber optic isolator for ease of installation, comprising: the connector comprises an isolator main body (1), wherein connecting blocks (5) are arranged on the isolator main body (1), the connecting blocks (5) are mutually fixed through fixing bolts (4), clamping structures (7) are arranged at two ends of the isolator main body (1), each clamping structure (7) comprises a fixed end (701), a fixed sleeve (702), a nut (703), a deformation groove (704), a connecting thread (705) and a threading hole (706), a fixed sleeve (702) is arranged between the isolator main bodies (1), a fixed end (701) is arranged at one end of the fixed sleeve (702), a deformation groove (704) is arranged between the fixed end (701) and the fixed sleeve (702), a connecting thread (705) is arranged at the other end of the fixed sleeve (702), a threading hole (706) is arranged in the fixed sleeve (702), and a nut (703) is arranged on the fixed sleeve (702), the wire inlet optical fiber (2) and the wire outlet optical fiber (3) are respectively arranged inside the clamping structures (7) at the two ends, a fixing structure (6) is arranged at the bottom end of the middle of the isolator main body (1), the fixing structure (6) comprises a fixing block (601), an expansion spring (602), a moving block (603), a fixing hole (604), an accommodating groove (605) and a reserved opening (606), the fixing block (601) is arranged at the bottom end of the middle of the isolator main body (1), the accommodating groove (605) is arranged inside the fixing block (601), the moving block (603) and the expansion spring (602) are arranged inside the accommodating groove (605), the fixing hole (604) is arranged in the middle of the moving block (603), and the reserved opening (606) is arranged at the edge of the moving block (603).

2. An easy-to-install fiber optic isolator as claimed in claim 1, wherein: the connecting thread (705) at the other end of the fixed end (701) is connected with a nut (703), the fixed sleeve (702) is a conical surface, the number of the deformation grooves (704) is three, and the fixed end (701) is clamped in the isolator main body (1).

3. An easy-to-install fiber optic isolator as claimed in claim 1, wherein: the moving block (603) moves along the inside of the accommodating groove (605) of the fixed block (601), and the fixed hole (604) is fixed to the fixed surface through a bolt.

4. An easy-to-install fiber optic isolator as claimed in claim 1, wherein: and the two side fixing structures (6) of the isolator main body (1) are fixed with the fixing surfaces through bolts.

5. An easy-to-install fiber optic isolator as claimed in claim 1, wherein: the incoming optical fiber (2) and the outgoing optical fiber (3) penetrate through the inside of the clamping structure (7), and the incoming optical fiber (2) and the outgoing optical fiber (3) are connected with the inside of the isolator main body (1).

6. An easy-to-install fiber optic isolator as claimed in claim 1, wherein: the connecting blocks (5) are distributed at four corners of the isolator main body (1), and heat dissipation ports (8) are formed in the side face of the isolator main body (1).