Optical fiber isolator convenient to install

Abstract

The utility model relates to the technical field of optical fiber arrangement equipment components, and discloses an optical fiber isolator convenient to install, which comprises an optical fiber isolation instrument, a shell mechanism arranged on the outer side of the optical fiber isolation instrument, a movable installation mechanism installed outside the shell mechanism in a sliding mode, and the shell mechanism comprises a copper shell fixedly sleeved on the outer side wall of the optical fiber isolation instrument. The two sides of the outer side wall of the front end of the copper shell are fixedly connected with handles respectively. The outer side of the optical fiber isolation instrument main body of the whole optical fiber isolator is fixedly sleeved with the copper shell, the four corners of the bottom of the copper shell are provided with the threaded connection seats, the two ends of the copper shell are provided with the I-shaped sliding grooves, the sliding block structures capable of self-locking are installed in the sliding grooves in a sliding mode, and the two sliding block structures are connected with the fixing seats through the connection frames. The fixing seat is arranged at the upper end of the copper shell, and the whole optical fiber isolator can be flexibly and conveniently matched and installed through the bottom threaded connection seat or the installation groove on the fixing seat in cooperation with a bolt.

Description

Technical Field

[0001] The utility model relates to the technical field of optical fiber arrangement equipment components, in particular to an optical fiber isolator which is easy to install. Background Art

[0002] Fiber isolator, a communication term, is a fiber optic device used to maintain the spectral purity of a light source. It is made using the birefringence of single-mode optical fiber. It can prevent the spectral purity of a light source (usually a laser) from being reduced due to the influence of reverse light from reflection. It is used in advanced fiber optic communications and fiber optic sensing systems.

[0003] The existing optical fiber isolators still have the following problems when in use: most of them are provided with a matching installation mechanism at the bottom or at the top, and the matching installation mechanism is a fixed structure design. When meeting different installation requirements, the optical fiber isolators are difficult to be flexibly and conveniently installed. Utility Model Content

[0004] 1. Technical issues to be solved

[0005] In view of the deficiencies of the prior art, the utility model provides an optical fiber isolator which is easy to install and solves the problems raised by the background technology.

[0006] (II) Technical solution

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an optical fiber isolator that is easy to install, comprising an optical fiber isolation instrument, a shell mechanism is arranged on the outside of the optical fiber isolation instrument, a movable installation mechanism is slidably installed on the outside of the shell mechanism, the shell mechanism comprises a copper shell fixedly sleeved on the outer wall of the optical fiber isolation instrument, a handle is fixedly connected to each of the two sides of the outer wall at the front end of the copper shell, a threaded connection seat is fixedly connected to each of the four corners of the outer bottom wall of the copper shell, an I-shaped slide groove is respectively provided in the middle position of the outer wall at both ends of the copper shell, the movable installation mechanism comprises an I-shaped slider slidably installed in the I-shaped slide groove, the outer walls at the front and rear ends of the I-shaped slider are respectively fixedly connected to a connecting frame, the four connecting frames are all L-shaped frames and the top ends are fixedly connected to the same fixing seat, the fixing seat is arranged at the upper end of a plurality of heat dissipation fins, and two installation grooves are symmetrically provided between the upper and lower side walls of the fixing seat.

[0008] As a further solution of the utility model: a threaded hole is opened between the center positions of the two side walls of the I-shaped sliding block, and a locking screw is threadedly connected to the inner thread of the threaded hole.

[0009] As a further solution of the utility model: two optical fiber interfaces are symmetrically arranged on one side of the front end of the optical fiber isolation instrument, and a first matching interface and a second matching interface are symmetrically arranged on the other side of the front end of the optical fiber isolation instrument.

[0010] As a further solution of the utility model: a group of heat dissipation holes are opened on the rear side wall of the optical fiber isolation instrument, and a group of heat dissipation holes is multiple and arranged horizontally and equidistantly; a group of heat dissipation fins are fixedly connected to the outer top wall of the copper shell, and a group of heat dissipation fins is multiple and arranged horizontally and equidistantly; a plurality of air guide holes are opened between the two side walls of the heat dissipation fins.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. In the utility model, a copper shell is fixedly sleeved on the outer side of the main body of the optical fiber isolation instrument through the integral optical fiber isolator, and threaded connection seats are arranged at the four corners of the bottom of the copper shell. At the same time, I-shaped sliding grooves are opened at both ends of the copper shell, and a self-locking slider structure is slidably installed therein. The two slider structures are connected with a fixed seat through a connecting frame, and the fixed seat is arranged at the upper end of the copper shell. The integral optical fiber isolator can be flexibly and conveniently installed through the bottom threaded connection seat or the mounting groove on the fixed seat with bolts.

[0013] 2. In the utility model, a group of multiple heat dissipation holes are opened at the rear end of the optical fiber isolation instrument, and a copper shell is sleeved on the outside, and a group of heat dissipation fins are fixedly connected to the top of the copper shell. The internal and external heat of the optical fiber isolation instrument can be quickly conducted out and dissipated, and the overall optical fiber isolation instrument is not easy to be damaged by heat accumulation. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 The overall three-dimensional Figure 1 ;

[0015] Figure 2 The overall three-dimensional Figure 2 ;

[0016] Figure 3 It is a three-dimensional diagram of the housing mechanism of the utility model;

[0017] Figure 4 It is a three-dimensional diagram of the movable installation mechanism of the utility model.

[0018] In the figure: 1. Fiber optic isolation instrument; 2. Shell mechanism; 3. Movable mounting mechanism; 4. Fiber optic interface; 5. First mating interface; 6. Second mating interface; 7. Heat dissipation hole; 21. Copper shell; 22. Threaded connection seat; 23. I-shaped slide groove; 24. Handle; 25. Heat dissipation fin; 26. Air guide hole; 31. I-shaped slide block; 32. Threaded hole; 33. Locking screw; 34. Connecting frame; 35. Fixing seat; 36. Mounting groove. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] It should be noted that the optical fiber isolation instrument 1 is a prior art, and is an optical fiber device used to maintain the spectral purity of a light source. It is common knowledge among people in the technical field and will not be elaborated here.

[0021] See also Figures 1 to 4 In an embodiment of the utility model, a fiber optic isolator that is easy to install includes a fiber optic isolation instrument 1, a shell mechanism 2 is arranged on the outside of the fiber optic isolation instrument 1, and a movable installation mechanism 3 is slidably installed on the outside of the shell mechanism 2, the shell mechanism 2 includes a copper shell 21 fixedly sleeved on the outer wall of the fiber optic isolation instrument 1, a handle 24 is fixedly connected to both sides of the outer wall of the front end of the copper shell 21, a threaded connection seat 22 is fixedly connected to each of the four corners of the outer bottom wall of the copper shell 21, an I-shaped slide groove 23 is respectively opened in the middle position of the outer wall at both ends of the copper shell 21, and the movable installation mechanism 3 includes an I-shaped slider 31 slidably installed in the I-shaped slide groove 23, and the outer walls at the front and rear ends of the I-shaped slider 31 are respectively fixedly connected to a connecting frame 34, and the four connecting frames 34 They are all L-shaped frames and the top is fixedly connected to the same fixing seat 35. The fixing seat 35 is arranged at the upper end of multiple heat dissipation fins 25. Two installation grooves 36 are symmetrically provided between the upper and lower side walls of the fixing seat 35. The outer side of the main body of the optical fiber isolation instrument 1 of the integral optical fiber isolator is fixedly sleeved with a copper shell 21. The four corners of the bottom of the copper shell 21 are provided with threaded connecting seats 22. At the same time, I-shaped sliding grooves 23 are provided at both ends of the copper shell 21, and a self-locking slider structure is slidably installed therein. The two slider structures are connected to the fixing seat 35 through a connecting frame 34. The fixing seat 35 is arranged at the upper end of the copper shell 21. The integral optical fiber isolator can be flexibly and conveniently installed through the bottom threaded connecting seat 22 or the mounting groove 36 on the fixing seat 35 with bolts.

[0022] A threaded hole 32 is provided between the center positions of the two side walls of the I-shaped slider 31, and a locking screw 33 is connected to the inner thread of the threaded hole 32. The locking screw 33 can be tightened to press against the inner wall of the corresponding I-shaped slot 23 to achieve locking and fixing of the I-shaped slider 31 in its corresponding I-shaped slot 23.

[0023] Two optical fiber interfaces 4 are symmetrically arranged on one side of the front end of the optical fiber isolation instrument 1, and a first mating interface 5 and a second mating interface 6 are symmetrically arranged on the other side of the front end of the optical fiber isolation instrument 1. The mating wiring work can be carried out through the multiple interfaces at the front end of the optical fiber isolation instrument 1.

[0024] A group of heat dissipation holes 7 are provided on the rear side wall of the optical fiber isolation instrument 1, and a group of heat dissipation holes 7 are multiple and arranged horizontally and equidistantly. A group of heat dissipation fins 25 are fixedly connected to the outer top wall of the copper shell 21, and a group of heat dissipation fins 25 are multiple and arranged horizontally and equidistantly. A plurality of air guide holes 26 are provided between the two side walls of the heat dissipation fins 25. A group of multiple heat dissipation holes 7 are provided on the rear end of the optical fiber isolation instrument 1, and a copper shell 21 is sleeved on the outer side, and a group of heat dissipation fins 25 are fixedly connected to the top of the copper shell 21. The internal and external heat of the optical fiber isolation instrument 1 can be quickly conducted out and dissipated, and the overall optical fiber isolation instrument 1 is not easily damaged by heat accumulation.

[0025] The working principle of the utility model is as follows: the coordinated wiring work can be carried out through the multiple interfaces at the front end of the optical fiber isolation instrument 1, the outer side of the main body of the optical fiber isolation instrument 1 of the integral optical fiber isolator is fixedly sleeved with a copper shell 21, and the four corners of the bottom of the copper shell 21 are provided with threaded connection seats 22, and at the same time, I-shaped slide grooves 23 are provided at both ends of the copper shell 21, and a self-locking slider structure is slidably installed therein, and the two slider structures are connected to a fixed seat 35 through a connecting frame 34, and the fixed seat 35 is arranged at the upper end of the copper shell 21. The integral optical fiber isolator can be flexibly and conveniently coordinated and installed through the bottom threaded connection seat 22 or the mounting groove 36 on the fixed seat 35 with bolts, in addition, a group of multiple heat dissipation holes 7 are provided at the rear end of the optical fiber isolation instrument 1, and at the same time, the outer side is sleeved with a copper shell 21, and the top of the copper shell 21 is fixedly connected with a group of heat dissipation fins 25, the internal and external heat of the optical fiber isolation instrument 1 can be quickly conducted out and dissipated, and the integral optical fiber isolation instrument 1 is not easy to be damaged by heat accumulation.

[0026] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An optical fiber isolator that is easy to install, comprising an optical fiber isolation instrument (1); Features: A housing mechanism (2) is arranged outside the optical fiber isolation instrument (1), and a movable mounting mechanism (3) is slidably mounted outside the housing mechanism (2); The housing mechanism (2) comprises a copper shell (21) fixedly sleeved on the outer wall of the optical fiber isolation instrument (1), a handle (24) is fixedly connected to both sides of the outer wall of the front end of the copper shell (21), a threaded connection seat (22) is fixedly connected to each of the four corners of the outer bottom wall of the copper shell (21), and an I-shaped sliding groove (23) is provided in the middle of the outer wall at both ends of the copper shell (21); The movable mounting mechanism (3) comprises an I-shaped sliding block (31) slidably mounted in an I-shaped sliding groove (23), and the outer side walls at both ends of the I-shaped sliding block (31) are each fixedly connected to a connecting frame (34), and the four connecting frames (34) are all L-shaped frames and the top ends are fixedly connected to the same fixing seat (35).

2. The optical fiber isolator that is easy to install according to claim 1, characterized in that: Two optical fiber interfaces (4) are symmetrically arranged on one side of the front end of the optical fiber isolation instrument (1).

3. The optical fiber isolator that is easy to install according to claim 1, characterized in that: A first mating interface (5) and a second mating interface (6) are symmetrically arranged on the other side of the front end of the optical fiber isolation instrument (1).

4. The optical fiber isolator that is easy to install according to claim 1, characterized in that: The rear side wall of the optical fiber isolation instrument (1) is provided with a group of heat dissipation holes (7), wherein the group of heat dissipation holes (7) is multiple and arranged in a horizontal and equidistant manner.

5. The optical fiber isolator that is easy to install according to claim 1, characterized in that: A group of heat dissipation fins (25) is fixedly connected to the outer top wall of the copper shell (21); the group of heat dissipation fins (25) is multiple and arranged horizontally and equidistantly; and a plurality of air guide holes (26) are provided between the two side walls of the heat dissipation fins (25).

6. The optical fiber isolator that is easy to install according to claim 1, characterized in that: The fixing seat (35) is arranged at the upper ends of the plurality of heat dissipation fins (25), and two installation grooves (36) are symmetrically provided between the upper and lower side walls of the fixing seat (35).

7. The optical fiber isolator that is easy to install according to claim 1, characterized in that: A threaded hole (32) is provided between the center positions of the two side walls of the I-shaped sliding block (31), and a locking screw (33) is connected to the inner thread of the threaded hole (32).

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