Optical fiber amplifier structure

Abstract

An optical fiber amplifier structure comprises a face shell and a bottom shell, the face shell is assembled on the side portion of the bottom shell, a PCB is arranged in the bottom shell, two front penetrating holes are formed in the front side of the bottom shell, optical fibers penetrate into the two front penetrating holes respectively, a rear penetrating hole is formed in the rear side of the bottom shell, and a power line penetrates out of the rear penetrating hole; in conclusion, the combined design of the surface shell and the bottom shell is adopted, so that the whole volume is small, the installation and the carrying are convenient, and the device is suitable for various application scenes; each functional module (such as an optical fiber fixing module, a display screen mounting position, a key mounting position and the like) is independently designed, so that production and assembly are facilitated, and subsequent upgrading and maintenance are also supported; the design scheme of the optical fiber amplifier is excellent in structural design, optical fiber management, user interaction, protection measures, power supply connection and the like, and can meet the requirements of a modern communication system for high performance, high reliability and good user experience.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of optical fiber amplifier, concretely relates to an optical fiber amplifier structure. BACKGROUND

[0002] Optical fiber amplifier, abbreviated as OFA, is a new type of all-optical amplifier used in optical fiber communication line to realize signal amplification, and is generally divided into three types of relay amplification, preamplification and power amplification according to its position and function in the optical fiber line. Compared with the traditional semiconductor laser amplifier (SOA), OFA does not need to go through the complex processes of photoelectric conversion, electro-optical conversion and signal regeneration, and can directly amplify the signal in all-optical mode, has good 'transparency', and is particularly suitable for relay amplification of long-distance optical communication. It can be said that OFA lays a technical foundation for realizing all-optical communication.

[0003] The existing optical fiber line is assembled into the optical fiber amplifier and needs to be clamped by using the optical fiber fixing head; and the existing optical fiber fixing head is not firm in clamping the optical fiber line, which can cause the optical fiber line to be loose, thereby affecting the transmission effect of the optical fiber line. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at providing an optical fiber amplifier structure, and solves the technical problem that the existing optical fiber fixing head cannot firmly fix the optical fiber.

[0005] In order to solve the above technical problems, the utility model adopts the following technical scheme:

[0006] An optical fiber amplifier structure, comprising a face shell and a bottom shell, the face shell is assembled on the side of the bottom shell, a PCB circuit board is arranged in the bottom shell, two front perforations are formed on the front side of the bottom shell, the two front perforations are respectively used for penetrating the optical fiber, a rear perforation is formed on the rear side of the bottom shell, the rear perforation is used for penetrating the power cord, the end of the optical fiber and the power cord are welded on the PCB circuit board;

[0007] The front side of the bottom shell is further provided with an optical fiber fixing module, the optical fiber fixing module is used for fixing the penetrated optical fiber; a switch position is arranged on the PCB circuit board, a display screen group and a key are arranged on the top of the bottom shell, the key corresponds to the switch position, and the display screen group is connected with the PCB circuit board.

[0008] Further, the top of the bottom shell is provided with a display screen mounting position and a key mounting position, the display screen group is assembled on the display screen mounting position, and the key is assembled on the key mounting position.

[0009] Further, the top of the bottom shell is provided with a flip cover, and the rear end of the flip cover is installed on the bottom shell in a hinged manner.

[0010] Further, the optical fiber fixing module comprises a locking seat, the rear part of the locking seat is provided with two signal introduction channels, two optical fibers are respectively connected to the two signal introduction channels, an LED emitting tube and an LED receiving tube are respectively arranged in the two signal introduction channels, and the rear ends of the two signal introduction channels are blocked by black light-shielding sleeves.

[0011] The locking seat is provided with a rotating lock and a locking slider, the rotating lock acts on the locking slider, and the locking slider is used for fixing the optical fibers connected to the two signal introduction channels.

[0012] Further, the front side of the locking seat is provided with a mounting groove, the rotating lock and the locking slider are located in the mounting groove, the locking slider is mounted on the locking seat in a sliding mode, and the locking slider can slide up and down in the mounting groove.

[0013] Two half-round butt pipes are arranged in the mounting groove of the locking seat, the two half-round butt pipes are respectively opposite to the front ends of the two signal introduction channels, the middle part of the locking slider is provided with an oblong hole, the lower end of the locking slider is provided with a half-round clamping groove, and the oblong hole and the half-round clamping groove are respectively matched with the two half-round butt pipes.

[0014] The rotating lock acts on the locking slider, so that the locking slider is slid downward, and the two optical fibers are clamped and fixed through the cooperation of the oblong hole and the half-round butt pipe and the cooperation of the half-round clamping groove and the other half-round butt pipe.

[0015] Further, the opposite sides of the mounting groove are provided with long hole bodies, the opposite sides of the locking slider are provided with convex edges, the two convex edges are respectively located in the two long hole bodies, and the convex edges can move up and down in the long hole bodies.

[0016] The top end of the rotating lock is a buckle groove, the middle part of the rotating lock is provided with a hinge shaft, and the lower end of the rotating lock is provided with a short column body, the rotating lock is hingedly installed on the upper part of the mounting groove through the hinge shaft.

[0017] The upper end of the locking slider is provided with a transverse hole, the short column body of the rotating lock is located in the transverse hole, and when the locking slider clamps and fixes the two optical fibers, the short column body is located at the front end of the transverse hole.

[0018] Compared with the prior art, the utility model has the advantages that: the utility model adopts the combination design of surface shell and bottom shell, makes the whole small and exquisite, is convenient for installation and carrying, is suitable for a plurality of application scenes, the specially designed optical fiber fixing module can quickly and firmly fix the optical fiber through the cooperative work of locking clamping seat, semicircle butt joint pipe, rotary lock catch and locking sliding block, ensures the stability and reliability of optical fiber connection, the bottom shell top is provided with display screen and button, and the user can intuitively check equipment state and carry out necessary parameter setting and adjustment, improves the operation experience of user, the flip design is installed on the bottom shell through the hinged mode, can completely cover and protect all components inside, prevents the influence of external factors such as dust, humidity to equipment, prolongs the service life of equipment, various functional modules (such as optical fiber fixing module, display screen installation site, button installation site etc.) independently designs, is convenient for production and assembly, also supports subsequent upgrade and maintenance, through the optimized internal structure and high-quality material selection, reduces the loss in signal transmission process, improves the quality and efficiency of signal transmission.

[0019] In summary, the utility model discloses the design scheme of optical fiber amplifier and shows outstanding in structure design, optical fiber management, user interaction, protection measure, power connection etc., can satisfy the demand of modern communication system to high performance, high reliability and good user experience. BRIEF DESCRIPTION OF DRAWINGS

[0020] The accompanying drawings are included to provide a further understanding of the utility model, and constitute a part of the specification, explain the utility model together with embodiments of the utility model, and do not constitute the limitation to the utility model.In the drawings:

[0021] Figure 1 It is a kind of optical fiber amplifier structure's structural schematic diagram;

[0022] Figure 2 It is a kind of optical fiber amplifier structure's explosion view;

[0023] Figure 3 It is the structural schematic diagram of optical fiber fixing module;

[0024] Figure 4 It is the explosion view of optical fiber fixing module;

[0025] Figure 5 It is the sectional view of optical fiber fixing module. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0027] The utility model will be further described in detail below in combination with embodiments.

[0028] As shown in Figure 1 and Figure 2 The specific embodiment of the optical fiber amplifier structure provided by the utility model is as follows:

[0029] An optical fiber amplifier structure comprises a face shell 1 and a bottom shell 2, the face shell 1 is assembled on the side of the bottom shell 2, a PCB circuit board 3 is arranged in the bottom shell 2, two front perforations 4 are formed in the front side of the bottom shell 2, the two front perforations 4 are respectively used for penetrating optical fibers, a rear perforation 5 is formed in the rear side of the bottom shell 2, the rear perforation 5 is used for penetrating a power cord 6, the end of the optical fiber and the power cord 6 are both welded on the PCB circuit board 3.

[0030] The front side of the bottom shell 2 is further provided with an optical fiber fixing module, the optical fiber fixing module is used for fixing the penetrated optical fiber; a switch position 7 is arranged on the PCB circuit board 3, a display screen mounting position 8 and a key loading position 9 are arranged on the top of the bottom shell 2, the display screen mounting position 8 and the key loading position 9 are respectively used for mounting a display screen group 10 and a key 11, the key 11 corresponds to the switch position 7, and the display screen group 10 is connected with the PCB circuit board 3.

[0031] A flip cover 12 is buckled on the top of the bottom shell 2, the rear end of the flip cover 12 is installed on the bottom shell 2 in a hinged mode, and the flip cover 12 can cover all the components on the bottom shell 2.

[0032] As shown in Figures 3-5 The embodiment also designs an optical fiber fixing module, which comprises a locking seat 13, the rear part of the locking seat 13 is provided with two signal introduction channels 14, two optical fibers are respectively connected to the two signal introduction channels 14, an LED emitting tube 15 and an LED receiving tube 16 are respectively assembled in the two signal introduction channels 14, and the rear ends of the two signal introduction channels 14 are blocked by a black light shielding sleeve 17.

[0033] A rotating lock 18 and a locking sliding block 19 are arranged on the locking seat 13, the rotating lock 18 acts on the locking sliding block 19, and the locking sliding block 19 is used for fixing the optical fibers connected to the two signal introduction channels 14.

[0034] The front side of the locking seat 13 is provided with a mounting slot 20, the rotating lock 18 and the locking slider 19 are located in the mounting slot 20, the locking slider 19 is mounted on the locking seat 13 in a sliding manner, and the locking slider 19 can slide up and down on the mounting slot 20;

[0035] Two half-round butt pipes 21 are arranged in the mounting slot 20 of the locking seat 13, the two half-round butt pipes 21 are respectively opposite to the front ends of the two signal introduction channels 14, the middle part of the locking slider 19 is provided with an oblong hole 22, and the lower end of the locking slider 19 is provided with a semicircular clamping groove 23; the oblong hole 22 and the semicircular clamping groove 23 are respectively matched with the two half-round butt pipes 21;

[0036] The rotating lock 18 acts on the locking slider 19, so that the locking slider 19 slides downward, and through the cooperation of the oblong hole 22 and the half-round butt pipe 21 and the cooperation of the semicircular clamping groove 23 and the other half-round butt pipe 21, the two optical fibers are clamped and fixed.

[0037] Long hole bodies 24 are arranged on opposite sides of the mounting slot 20, and protruding ribs 25 are arranged on opposite sides of the locking slider 19; the two protruding ribs 25 are respectively located in the two long hole bodies 24, and the protruding ribs 25 can move up and down in the long hole bodies 24;

[0038] The top end of the rotating lock 18 is a buckle slot 26, the middle part of the rotating lock 18 is provided with a hinge shaft 27, and the lower end of the rotating lock 18 is provided with a short column body 28; the rotating lock 18 is hingedly installed on the upper part of the mounting slot 20 through the hinge shaft 27;

[0039] The upper end of the locking slider 19 is provided with a transverse hole 29, and the short column body 28 of the rotating lock 18 is located in the transverse hole 29; when the locking slider 19 clamps and fixes the two optical fibers, the short column body 28 is located at the front end of the transverse hole 29.

[0040] In use, the two optical fibers are first inserted into the two front holes 4, then enter the two signal introduction channels 14 through the two half-round butt pipes 21, and then the buckle slot 26 is buckled upward, so that the rotating lock 18 rotates clockwise around the hinge shaft 27 by a certain angle; during the rotation of the rotating lock 18, the short column body 28 at the lower end of the rotating lock 18 pushes the locking slider 19 downward, so that the oblong hole 22 clamps one of the optical fibers with the half-round butt pipe 21, and the semicircular clamping groove 23 clamps the other optical fiber with the other half-round butt pipe 21, until the short column body 28 moves to the front end of the transverse hole 29, and the locking and fixing of the optical fiber are completed, as shown in Figure 3 , that is, the locking state.

[0041] When two optical fibers need to be pulled out, the trigger slot 26 is pulled down, so that the rotary lock 18 rotates counterclockwise, the short column 28 at the lower end of the rotary lock 18 pulls the locking slider 19 upward, the locking slider 19 moves upward, and finally the long circular hole 22 is separated from the semicircular butt joint pipe 21, the semicircular clamping slot 23 is separated from the other semicircular butt joint pipe 21, the fixation of the optical fiber is released, and the optical fiber can be pulled out.

[0042] It should be noted that in this document, such as the term "comprise", "include" or any other variant thereof is intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed, or includes elements inherent to such process, method, article or equipment.

[0043] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A fiber amplifier structure, characterized by: The application relates to a fiber-optic terminal, which comprises a face shell and a bottom shell, the face shell is assembled on the side of the bottom shell, a PCB circuit board is arranged in the bottom shell, two front through holes are formed in the front side of the bottom shell and are used for penetrating optical fibers, a rear through hole is formed in the rear side of the bottom shell and is used for penetrating a power line, and the end of the optical fiber and the power line are welded on the PCB circuit board. The front side of the bottom shell is further provided with an optical fiber fixing module which is used for fixing the penetrating optical fiber; a switch position is arranged on the PCB circuit board, a display screen group and a key are arranged on the top of the bottom shell, the key corresponds to the switch position, and the display screen group is connected with the PCB circuit board.

2. An optical fiber amplifier structure as claimed in claim 1, characterized in that: The top of the bottom shell is provided with a display screen mounting position and a key mounting position, the display screen group is assembled on the display screen mounting position, and the key is assembled on the key mounting position.

3. An optical fiber amplifier structure as claimed in claim 1, characterized in that: The top of the bottom shell is covered with a flip cover, and the rear end of the flip cover is hingedly arranged on the bottom shell.

4. An optical fiber amplifier structure as claimed in claim 1, characterized in that: The optical fiber fixing module comprises a locking holder, the rear part of the locking holder is provided with two signal introduction channels, two optical fibers are respectively connected to the two signal introduction channels, LED emitting tubes and LED receiving tubes are respectively arranged in the two signal introduction channels, and the rear ends of the two signal introduction channels are blocked by black light-shielding sleeves. A rotating lock and a locking slider are arranged on the locking holder, the rotating lock acts on the locking slider, and the locking slider is used for fixing the optical fibers connected to the two signal introduction channels.

5. An optical fiber amplifier structure as claimed in claim 4, characterized in that: The front side of the locking holder is provided with a mounting groove, the rotating lock and the locking slider are arranged in the mounting groove, the locking slider is slidably arranged on the locking holder, and the locking slider can slide up and down in the mounting groove. Two semicircular butt pipes are arranged in the mounting groove of the locking holder, the two semicircular butt pipes respectively butt against the front ends of the two signal introduction channels, the middle part of the locking slider is provided with a long circular hole, the lower end of the locking slider is provided with a semicircular clamping groove, and the long circular hole and the semicircular clamping groove are matched with the two semicircular butt pipes respectively. The rotating lock acts on the locking slider, so that the locking slider slides downward, the long circular hole is matched with the semicircular butt pipe, the semicircular clamping groove is matched with the other semicircular butt pipe, and the two optical fibers are clamped and fixed.

6. An optical fiber amplifier structure as claimed in claim 5, characterized in that: Long hole bodies are arranged on the opposite sides of the mounting groove, the opposite sides of the locking slider are provided with convex edges, the two convex edges are respectively arranged in the two long hole bodies, and the convex edges can move up and down in the long hole bodies. The top end of the rotating lock is a clasp groove, the middle part of the rotating lock is provided with a hinge shaft, and the lower end of the rotating lock is provided with a short column body, the rotating lock is hingedly arranged on the upper part of the mounting groove through the hinge shaft. The upper end of the locking slider is provided with a transverse hole, the short column body of the rotating lock is arranged in the transverse hole, and when the locking slider clamps and fixes the two optical fibers, the short column body is arranged at the front end of the transverse hole.

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