Multilayer mounting framework for wavelength division multiplexer

Abstract

The utility model relates to a multi-layer installation framework for a wavelength division multiplexer, which comprises four stand columns, a cuboid-shaped installation space is defined by the four stand columns, every two adjacent stand columns are connected through a transverse rod, a plurality of square trays are arranged in the installation space in a stacked mode, pins are arranged at the four corners of each tray, and the pins are connected with the installation space. The two pins located on the left side are linked through the first linkage unit to synchronously and reversely move, and the two pins located on the right side are linked through the second linkage unit to synchronously and reversely move. The four stand columns are each provided with a plurality of longitudinally-distributed pin holes allowing pins to be inserted therein. The left and right hands are only required to respectively grasp the left and right sides of the tray, the tray is longitudinally moved in place, and the fingers of the left and right hands respectively adjust the first linkage unit and the second linkage unit, so that the two pins on the left side and the two pins on the right side extend out and enter the corresponding pin holes to complete fixation, and otherwise, the tray can be disassembled; tool-free disassembly and assembly can be achieved, and convenience is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to wave division multiplexer technical field more specifically, relate to a kind of multilayer installation framework for wave division multiplexer. BACKGROUND

[0002] Wave division multiplexer is the communication device using wave division multiplexing (WDM) technology, for a series of information-carrying but wavelength different optical signals are synthesized a bundle, along single optical fiber transmission, and in receiving end, these different wavelength optical signals are separated;

[0003] The most similar application number CN201822207189.8 disclosed a kind of wave division multiplexer multilayer installation framework such as support form is applied to the market at present, the support of this type can install multilayer wave division multiplexer, but the dismounting of tray is the way of bolt connection, it is more inconvenient when adjusting, needs a more flexible new wave division multiplexer multilayer installation framework. UTILITY MODEL CONTENT

[0004] The utility model is to solve the technical problems in view of the above-mentioned defects of prior art, provide a kind of wave division multiplexer multilayer installation framework.

[0005] The technical scheme that the utility model solves its technical problems is as follows:

[0006] A kind of wave division multiplexer multilayer installation framework is constructed, including four columns, the installation space of rectangular parallelepiped type is enclosed by two adjacent columns described in two, wherein, the installation space is stacked with multiple square trays, the four corners of the tray are provided with pin, the two pins located in left side are reversed motion by first linkage unit linkage, the two pins located in right side are reversed motion by second linkage unit linkage;Four columns described are all provided with multiple longitudinal distribution for the pin insertion pin hole;Any column described in fixed has longitudinal wiring tube, multiple connection ports are arranged in longitudinal distribution on the wiring tube, and horizontal line concentrator can be detachably arranged on the connection port.

[0007] The wave division multiplexer multilayer installation framework, wherein, the first linkage unit and the second linkage unit all include hollow adjustment shaft and two guide sleeves respectively with the both ends rotationally connected with the adjustment shaft;The guide sleeve is fixedly connected with the tray, and the pin is arranged in the guide sleeve and is slidably connected with the guide sleeve;The tail of the pin extends into the interior of the adjustment shaft, and the tail is provided with external thread, the inner wall of the inner hole of the adjustment shaft is provided with two sections of internal thread respectively corresponding with the external thread, and the thread of the internal thread at both ends is opposite.

[0008] The utility model discloses a multilayer installation framework for wavelength division multiplexer, wherein the pin includes the threaded section, square column section and cylinder section that are connected, the threaded section is located in the inner hole of the adjusting pivot, the square column section is slidably matched with the guide sleeve, the cylinder section is matched with the pin hole, and the end of the cylinder section is hemispherical.

[0009] The utility model discloses a multilayer installation framework for wavelength division multiplexer, wherein the first linkage unit and the second linkage unit are arranged on the lower surface of the tray, and the surface of the adjusting pivot is provided with a pattern for enhancing friction.

[0010] The utility model discloses a multilayer installation framework for wavelength division multiplexer, wherein the connecting port is provided with a threaded seat for threadedly connecting the collecting tube.

[0011] The utility model discloses a multilayer installation framework for wavelength division multiplexer, wherein the front end of the collecting tube is provided with a wire arranging frame.

[0012] The utility model discloses a multilayer installation framework for wavelength division multiplexer, wherein the wire arranging frame includes a strip-shaped body, a plurality of wire arranging grooves are arranged on the strip-shaped body, and the wire inlet end of the wire arranging groove is arc-shaped.

[0013] The utility model discloses a multilayer installation framework for wavelength division multiplexer, wherein the end of the wire arranging frame is provided with a connecting strip, the front end of the collecting tube is provided with an annular lock piece, and the connecting strip and the annular lock piece are connected through a screw.

[0014] The utility model discloses a multilayer installation framework for wavelength division multiplexer, wherein the end of the wire arranging frame is provided with a connecting strip, the front end of the collecting tube is provided with an annular lock piece, and the connecting strip and the annular lock piece are connected through a screw. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the utility model will be further described in conjunction with the drawings and embodiments. The drawings in the following description are only part of the embodiments of the present application, and for those skilled in the art, other drawings can be obtained without creative labor on the premise of the drawings:

[0016] Figure 1 It is the multilayer installation framework structure schematic diagram for wavelength division multiplexer of the preferred embodiment of the utility model,

[0017] Figure 2It is the preferred embodiment of the utility model wave multiplexer with multi-layer installation framework tray sectional view;

[0018] Figure 3 It is the preferred embodiment of the utility model wave multiplexer with multi-layer installation framework tray concentrator and wire rack installation structure schematic view. DETAILED DESCRIPTION

[0019] In order to make the utility model embodiment purposes, technical scheme and advantages more clearly, below will be combined with the technical scheme in the embodiment of the utility model clear, complete description, obviously, the described embodiment is the part of the utility model, rather than all embodiments. Based on the embodiment of the present application, all other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.

[0020] The preferred embodiment of the utility model wave multiplexer with multi-layer installation framework, as Figure 1 Indicated, simultaneously refer to Figure 2 And Figure 3 , including four columns 1, four columns 1 enclose the installation space of cuboid type, adjacent two columns 1 are connected through cross bar 2, the installation space is stacked with multiple square trays 3, the four corners of tray 3 are all provided with pin 4, the two pins 4 on the left side are linked through first linkage unit 5 and move synchronously in reverse, the two pins 4 on the right side are linked through second linkage unit 6 and move synchronously in reverse;Four columns 1 are all provided with multiple longitudinal distribution pin holes 10 for pin insertion;Any column 1 is fixed with longitudinal wire tube 7, multiple connection ports 70 are longitudinally distributed on wire tube 7, and horizontal concentrator 8 is detachably arranged on connection port 70;

[0021] When the multi-layer installation framework of the application is applied, only the left and right hands hold the left and right sides of tray 3 respectively, after longitudinally moving tray 3 to the position, the fingers of the left and right hands adjust first linkage unit 5 and second linkage unit 6 respectively, so that the two pins 4 on the left side and the two pins 4 on the right side are extended into the corresponding pin holes 10, and then fixed, and vice versa, which can detach tray 3, can realize tool-free disassembly, and significantly improve the convenience of disassembling tray 3.

[0022] Preferably, first linkage unit 5 and second linkage unit 6 all include hollow adjusting shaft 50 and two guide sleeves 51 rotatably connected with both ends of adjusting shaft 50 respectively;Guide sleeve 51 is fixedly connected with tray 3, pin 4 is arranged in guide sleeve 51 and slidably connected with guide sleeve 51;The tail of pin 4 extends into the inside of adjusting shaft 50, and the tail is provided with external threads, two internal threads corresponding to the external threads are arranged on the inner wall of the inner hole of adjusting shaft 50, and the thread directions of the two end internal threads are opposite.

[0023] In use, only need to rub the adjustment shaft 50 rotation with fingers, through the cooperation of internal and external threads, can drive the corresponding two pins to extend or retract synchronously, complete the assembly or disassembly action, operation is very convenient, and the structure is simple, low cost; linkage unit can be processed with tray respectively, screw fixed assembly in later period, high flexibility in application.

[0024] Preferably, the pin 4 includes a threaded segment 40, a square column segment 41 and a cylindrical segment 42 connected; the threaded segment 40 is located in the inner hole of the adjustment shaft 50, the square column segment 41 is in sliding fit with the guide sleeve 51, the cylindrical segment 42 is matched with the pin hole 10, and the end of the cylindrical segment 42 is hemispherical; the structure is simple, and the processing and assembly are very convenient, and the pin 4 has good running stability.

[0025] Preferably, the first linkage unit 5 and the second linkage unit 6 are arranged on the lower surface of the tray 3, and the surface of the adjustment shaft 50 is provided with a pattern for enhancing friction; the structure is simple and convenient to operate.

[0026] Preferably, a threaded seat 71 for screwing the hub 8 is arranged at the connecting port 70, which facilitates disassembly and assembly of the hub 8; other detachable mounting structures can also be used here.

[0027] Preferably, the front end of the hub 8 is provided with a wire arranging frame 9, which can adopt the following structure or existing structure.

[0028] Preferably, the wire arranging frame 9 includes a strip-shaped body 90, and a plurality of wire arranging grooves 91 are arranged on the strip-shaped body 90, and the wire inlet end of the wire arranging groove 91 is arc-shaped; it is convenient to adapt to the optical fiber of the wavelength division multiplexer and provide protection for the optical fiber.

[0029] Preferably, the end of the wire arranging frame 9 is provided with a connecting strip 92, the front end of the hub 8 is provided with an annular lock plate 80, and the connecting strip 92 is connected with the annular lock plate 80 through screws; it is convenient to install, and preferably a plurality of screw holes (not shown in the figure) can be arranged on the annular lock plate 80, so as to facilitate the change of the installation angle of the connecting strip 92 according to the needs.

[0030] It should be understood that those skilled in the art can make improvements or changes according to the above description, and all these improvements and changes shall belong to the protection scope of the appended claims of the utility model.

Claims

1. A multi-layer mounting frame for a wavelength division multiplexer, comprising four uprights which enclose a rectangular mounting space, and two adjacent uprights being connected by a cross bar, characterized in that, A plurality of square-shaped trays are stacked in the mounting space, and a pin is arranged at each of the four corners of the tray. Two pins on the left side are connected by a first linkage unit to move synchronously and reversely, and two pins on the right side are connected by a second linkage unit to move synchronously and reversely. A plurality of pin holes for the pins to be inserted are longitudinally arranged on the four columns. A longitudinal wire pipe is fixed on any column, and a plurality of connecting ports are longitudinally arranged on the wire pipe. A transverse wire collecting pipe is detachably arranged on the connecting port.

2. The multilayer mounting structure for a wavelength division multiplexer according to claim 1, wherein The first linkage unit and the second linkage unit each include a hollow adjusting shaft and two guide sleeves rotatably connected to two ends of the adjusting shaft. The guide sleeves are fixedly connected to the tray, and the pins are arranged in the guide sleeves and slide with the guide sleeves. The tail of the pin extends into the interior of the adjusting shaft, and the tail is provided with external threads. Two internal threads corresponding to the external threads are arranged on the inner wall of the bore of the adjusting shaft, and the threads of the two internal threads are opposite.

3. The multilayer mounting structure for a wavelength division multiplexer according to claim 2, wherein The pin includes a threaded segment, a square column segment and a cylindrical segment. The threaded segment is arranged in the bore of the adjusting shaft, the square column segment slide with the guide sleeve, and the cylindrical segment is matched with the pin hole. The end of the cylindrical segment is hemispherical.

4. The multilayer mounting structure for a wavelength division multiplexer according to claim 2, wherein The first linkage unit and the second linkage unit are arranged on the lower surface of the tray, and the surface of the adjusting shaft is provided with a pattern for enhancing friction.

5. The multilayer mounting structure for a wavelength division multiplexer according to claim 1, wherein A threaded seat for screwing the wire collecting pipe is arranged at the connecting port.

6. The multilayer mounting structure for a wavelength division multiplexer according to claim 5, wherein The front end of the wire collecting pipe is provided with a wire arranging frame.

7. The multilayer mounting structure for a wavelength division multiplexer according to claim 6, wherein The wire arranging frame includes a strip-shaped body, and a plurality of wire arranging grooves are arranged on the strip-shaped body. The wire inlet end of the wire arranging groove is arc-shaped.

8. The multilayer mounting structure for a wavelength division multiplexer according to claim 7, wherein The end of the wire arranging frame is provided with a connecting strip, the front end of the wire collecting pipe is provided with an annular locking sheet, and the connecting strip and the annular locking sheet are connected by a screw.

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