Rack-mounted optical splitter

Abstract

The utility model discloses a rack type optical branching device, which comprises a branching device rack, a branching device module box and a tail fiber connector, the branching device module box is fixedly arranged in the branching device rack, a bare fiber branching device is arranged in the branching device module box, and optical fibers of the bare fiber branching device are in a bare fiber form; the splitter rack is provided with an input interface and an output interface; the input interface and the output interface are respectively provided with a plug made of an elastic material, the tail fiber connector is arranged outside the splitter rack, and the non-connecting head end of the tail fiber connector passes through the plug and enters the splitter module box to be in thermal shrinkage fusion welding with the optical fiber of the bare fiber splitter. The rack-type optical branching device can be directly connected to a terminal server when used in a machine room, an optical fiber connector is not needed, the requirements of customers for use, convenient connection, random movement of connection positions and the like can be met, fool operation is realized, and the efficiency and market competitiveness are greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to passive optical network technical field, concretely relates to a rack type optical branching filter. BACKGROUND

[0002] In the passive optical network of optical fiber into the house, the optical branching filter plays an important role and is one of the most important passive devices in the optical fiber link, wherein the rack type optical branching filter is the most used branching filter in the use occasion of entering the house, and the rack type optical branching filter can be divided into 1*2, 1*4, 1*8, 1*16, 1*32 and various models.

[0003] At present, based on the structure setting of the configuration fiber joint, the input end and the output end of the rack type optical branching filter are built-in in the casing, when the fiber connection is carried out with the terminal equipment such as the upstream server, the rack type optical branching filter mainly connects the optical fiber connector through the flange, cannot satisfy the characteristics requirements such as the customer can use immediately and the connection position can be moved randomly, and the flange and the optical fiber connector need to be connected on the spot, so that the operation and use are not convenient enough, and the work efficiency is not beneficial to improve. UTILITY MODEL CONTENTS

[0004] The utility model solves the technical problem that the connection position can be moved randomly, the operation is convenient and fast, and the work efficiency is improved.

[0005] In order to solve the above technical problem, the technical scheme of the utility model is as follows: a rack type optical branching filter, comprising a branching filter rack, a branching filter module box and a pigtail connector, the branching filter module box is fixedly installed in the branching filter rack, a bare fiber branching filter is arranged in the branching filter module box, and the optical fiber of the bare fiber branching filter is in the form of bare fiber; an input interface and an output interface are arranged on the branching filter rack; the input interface and the output interface are respectively provided with a plug of elastic material, the pigtail connector is arranged outside the branching filter rack, and the non-connection head end of the pigtail connector penetrates through the plug and enters the branching filter module box to be heat shrink welded with the optical fiber of the bare fiber branching filter.

[0006] As a preferred technical scheme, a stand column for fixing the branching filter module box is arranged in the branching filter rack.

[0007] As a preferred technical scheme, the two stand columns are diagonally arranged.

[0008] As a preferred technical scheme, the branching filter rack is a 1U metal rack.

[0009] As a preferred technical scheme, the bare fiber branching filter is a steel pipe type branching filter.

[0010] As a preferred technical scheme, the plug is a rubber plug.

[0011] With the technical scheme, the rack-type optical branching device can be directly connected to the terminal server when used in the machine room, and no fiber connector is needed, so that the requirements of ready-to-use, convenient connection, and random moving of the connection position can be met, the operation is simple, and the efficiency and market competitiveness are greatly improved. BRIEF DESCRIPTION OF DRAWINGS

[0012] The following drawings are only intended to illustrate and explain the present application, and do not limit the scope of the present application. Among them:

[0013] Fig. 1 is a structural schematic view of an embodiment of the present application;

[0014] Fig. 2 is a structural schematic view of an embodiment of the present application, in which the branching device rack has an interface face;

[0015] Fig. 3 is a structural schematic view of an embodiment of the present application, in which the branching device module box. DETAILED DESCRIPTION

[0016] The present application will be further described below in combination with the drawings and embodiments. In the following detailed description, only certain exemplary embodiments of the present application are described by way of illustration. It is self-evident that those skilled in the art can make modifications to the described embodiments in various ways without departing from the spirit and scope of the present application. Therefore, the drawings and description are essentially illustrative, and are not intended to limit the protection scope of the claims.

[0017] As shown in Figs. 1 to 3 The rack-type optical branching device includes a branching device rack 1, a branching device module box 2, and a tail fiber connector 3. In this embodiment, the branching device rack 1 is a 1U metal rack, and the branching device rack 1 is provided with one input interface 4 and eight output interfaces 5. The number of output interfaces 5 is determined according to the model of the optical branching device, such as any one of 1x2, 1x4, 1x8, 1x16, and 1x32. In this embodiment, the optical branching device adopts the 1x8 model, and one input optical signal is divided into eight output signals. Four fixing holes 11 are arranged at the four corners of the interface face of the branching device rack 1, and each fixing hole 11 is matched with a butterfly screw 12.

[0018] The branching device module box 2 is an ABS module box with a size of 100*80*10 (mm), and is fixedly installed in the branching device rack 1 through two diagonal standing columns 6.

[0019] The bare fiber distribution device 7 is arranged in the distribution module box 2, which is a steel pipe type distribution device, the steel pipe size is 4*4*50 (mm), and the optical fiber is in a bare fiber form; the input interface 4 and the output interface 5 are respectively provided with plugs 9 made of elastic material, the plug 9 is provided with a through hole for the optical fiber to pass through, the plug 9 is preferably a rubber plug, and the plug 9 plays a role of fixing and protecting the optical fiber.

[0020] Reference Fig. 1 And Fig. 3 The tail fiber connector 3 is arranged outside the distribution device rack 1, a non-connection end (optical fiber) of the tail fiber connector 3 passes through the plug 9 and enters the distribution module box 2 to be heat-shrunk and fused with the optical fiber of the bare fiber distribution device 7, and the heat-shrunk tube 10 plays a protection role after the heat-shrunk and fusion of the tail fiber connector 3 and the bare fiber distribution device 7. The tail fiber connector 3 outside the distribution device rack 1 can be directly connected to a terminal server, and the extension length of the tail fiber connector 3 can be flexibly customized according to the needs of customers.

[0021] When the rack type optical distribution device is used in a machine room, the optical distribution device can be directly connected to a terminal server without the need of an optical fiber connector, can meet the requirements of customers that the device can be used immediately, the connection is convenient, and the connection position can be randomly moved, realizes a stupid operation, and greatly improves the efficiency and market competition ability.

[0022] The above merely illustrates the specific implementation manner of the present application, and is not used to limit the scope of the present application. Any equivalent changes and modifications made by any person skilled in the art without departing from the concept and principle of the present application shall belong to the protection scope of the present application.

Claims

1. Rack-mounted optical splitter, characterized by: It includes a splitter rack, a splitter module box and a pigtail connector. The splitter module box is fixedly installed in the splitter rack. A bare fiber splitter is arranged in the splitter module box, and the optical fiber of the bare fiber splitter is in the form of a bare fiber; the splitter rack is provided with an input interface and an output interface; the input interface and the output interface are respectively installed with plugs made of elastic material, and the pigtail connector is arranged outside the splitter rack. The non-connection head end of the pigtail connector passes through the plug and enters the splitter module box to be heat-shrink-welded with the optical fiber of the bare fiber splitter.

2. The rack-mount optical splitter according to claim 1, wherein: The splitter rack is provided with columns for fixing the splitter module box.

3. The rack-mount optical splitter according to claim 2, wherein: There are two upright columns which are arranged diagonally.

4. The rack-mount optical splitter according to claim 1, wherein: The splitter rack is a 1U metal rack.

5. The rack-mount optical splitter according to claim 1, wherein: The bare fiber splitter is a steel tube splitter.

6. The rack-mounted optical splitter according to any one of claims 1 to 5, wherein: The plug is a rubber plug.

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