Loss testing device for optical splitter

Abstract

The utility model discloses a loss testing device for an optical branching device, which comprises a main body and a testing wire arranged on the side surface of the main body, a protection mechanism is arranged on the rear side of the main body, the protection mechanism is composed of a placing groove, a rear cover body and symmetrically arranged connecting assemblies, the placing groove is arranged on the rear side of the main body, and the rear cover body is arranged on the rear side of the main body. The rear cover body is arranged on the inner side of the placing groove, and the connecting assemblies which are symmetrically arranged are arranged on the two sides of the joint of the placing groove and the rear cover body; through the designed protection mechanism, the problem that in the use process of an original optical splitter loss testing device, when a battery needs to be replaced, due to the fact that the battery cover and the main body are prone to damage in the connection mode, the protection performance of the battery is low is solved, the protection mechanism is arranged to protect the battery, and under the condition that convenient operation is guaranteed, the protection performance of the battery is improved. The protection of the battery is increased, and the normal use of the optical splitter loss testing device is ensured.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of testing device, concretely relates to a kind of for optical branching filter loss testing device. BACKGROUND

[0002] Optical branching filter, also known as optical splitter, is one of important passive devices in optical fiber link, is optical fiber junction device with multiple input terminals and multiple output terminals, loss testing device is carried out to optical branching filter optical branching filter, the performance of optical branching filter is evaluated, to ensure that it can effectively transmit optical signal in practical application, while providing important reference for optimization and maintenance of optical network.

[0003] The existing optical branching filter loss testing device is driven by battery as power source during use, when battery is replaced, battery cover for protecting battery is fixed between main body by elastic clamping, the clamping mode has the problem of easy damage, therefore, the utility model provides a kind of for optical branching filter loss testing device. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of for optical branching filter loss testing device to solve the problem of easy damage of the connecting mode between battery cover for protecting battery and main body of optical branching filter loss testing device in the background art.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of for optical branching filter loss testing device, including main body, test line being set to the side of main body, the rear side of main body is provided with protection mechanism, the protection mechanism is composed of placing groove, rear cover body, the connecting component of symmetrical setting, the placing groove is opened in the rear side of main body, the rear cover body is set to the inboard of placing groove, the connecting component of symmetrical setting is set to the both sides of the connecting place of placing groove, rear cover body.

[0006] Preferably, the connecting component is composed of movable slot, movable block, clamping assembly, limiting component, the movable slot is opened in the surface of rear cover body, the movable block is set to the inboard of movable slot, the clamping assembly is set to one end of movable block, the limiting component is set to the other end of movable block.

[0007] Preferably, the movable block is cylindrical structure.

[0008] Preferably, the clamping assembly is composed of movable hole, clamping block, clamping groove, the movable hole is opened in the inboard of rear cover body, the clamping groove is opened in the inner wall of placing groove, the clamping block is set to the inboard of movable hole, clamping assembly, the clamping block and clamping groove are screw connection, the end of clamping block and one end of movable block are fixed.

[0009] Preferably, the limiting assembly is composed of a limiting groove and a limiting block, the limiting groove is arranged on the inner side of the movable groove, the limiting block is arranged on the inner side of the limiting groove, and the end of the limiting block is fixed with the other end of the movable block.

[0010] Preferably, the surface of the main body is provided with an operation area, and the top end of the main body is provided with an interface.

[0011] Preferably, the connecting part between the rear cover body and the placing groove is provided with a silica gel seat, and the outer side of the silica gel seat is fixed with the inner wall of the placing groove.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] The protective mechanism is designed, the problem of low battery protection caused by the damage phenomenon existing between the connection mode of the battery cover and the main body when the battery needs to be replaced in the use process of the original optical distribution unit loss testing device is solved, the battery is protected through the protective mechanism, the protection of the battery is increased under the condition of ensuring convenient operation, and normal use of the optical distribution unit loss testing device is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a structural schematic view of the utility model;

[0015] Figure 2 It is a protective mechanism structural schematic view of the utility model;

[0016] Figure 3 It is an A area enlarged schematic view in the utility model Figure 2

[0017] Figure 4 It is a connecting assembly sectional view of the utility model;

[0018] In the drawing: 1, main body; 2, operation area; 3, protective mechanism; 31, placing groove; 311, silica gel seat; 32, rear cover body; 33, connecting assembly; 331, movable groove; 332, movable block; 333, clamping assembly; 3331, movable hole; 3332, clamping block; 3333, clamping groove; 334, limiting assembly; 3341, limiting groove; 3342, limiting block; 4, test line; 5, interface. DETAILED DESCRIPTION

[0019] ​Clearly, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of protection of the present application.

[0020] Please refer to Figures 1 to 4The utility model provides a technical scheme: a kind of for optical branching filter loss testing device, including main body 1, test line 4 being arranged in the side of main body 1, the rear side of main body 1 is provided with protection mechanism 3, protection mechanism 3 is composed of placing groove 31, rear cover body 32, the connecting assembly 33 of symmetrical arrangement, for the protection of battery by protection mechanism 3, placing groove 31 is opened in the rear side of main body 1, rear cover body 32 is arranged in the inboard of placing groove 31, the connecting assembly 33 of symmetrical arrangement is arranged in the connecting place both sides of placing groove 31, rear cover body 32, by the protection mechanism 3 of design, improve the original optical branching filter loss testing device in the use process, when needing to replace battery, because the connecting mode between battery cover and main body 1 exists easy damage phenomenon, to make the problem of low battery protection, by setting protection mechanism 3 to the protection of battery, under the condition of ensuring that operation is convenient, increase the protection of battery, ensure the normal use of optical branching filter loss testing device, connecting assembly 33 is composed of movable slot 331, movable block 332, clamping assembly 333, limiting component 334, movable slot 331 is opened in the surface of rear cover body 32, movable block 332 is arranged in the inboard of movable slot 331, clamping assembly 333 is arranged in one end of movable block 332, limiting component 334 is arranged in the other end of movable block 332, movable block 332 is cylindrical structure, clamping assembly 333 is composed of movable hole 3331, clamping block 3332, clamping groove 3333, movable hole 3331 is opened in the inboard of rear cover body 32, clamping groove 3333 is opened in the inner wall of placing groove 31, clamping block 3332 is arranged in the inboard of movable hole 3331, clamping assembly 333, clamping block 3332 and clamping groove 3333 are screw connections, the end of clamping block 3332 is fixed with one end of movable block 332, limiting component 334 is composed of limiting slot 3341, limiting block 3342, when movable block 332 is pushed by external force, limiting block 3342 rotates in the inboard of limiting slot 3341, clamping block 3332 rotates in the inboard of movable hole 3331, clamping groove 3333, the movable position of movable block 332 is limited by limiting component 334, increase stability of use, limiting slot 3341 is opened in the inboard of movable slot 331, limiting block 3342 is arranged in the inboard of limiting slot 3341, the end of limiting block 3342 is fixed with the other end of movable block 332, the surface of main body 1 is provided with operation area 2, the top of main body 1 is provided with interface 5, for being connected with test line 4 by interface 5, it is convenient for optical branching filter testing.

[0021] In the embodiment, preferably, the connecting place of rear cover body 32 and placing groove 31 is provided with silica gel seat 311, the inboard of silica gel seat 311 is fixed with the inner wall of placing groove 31, the connecting process of placing groove 31 and rear cover body 32 is sealed by silica gel seat 311.

[0022] The utility model discloses a working principle and use flow: in the optical branching filter loss detection process, through connecting one end of test line 4 with the interface 5 of main part 1 top, then test line 4 other end and the output end of external optical branching filter start testing, measure and record the light power value of each output port of optical branching filter, record the test result again, calculate the loss, when the loss testing arrangement is after long -term use, need to unfold when the back cover body 32, first the connecting assembly 33 for connecting is operated, through to movable block 332 and push, make movable block 332 rotate and move to the lateral surface in the inboard of movable slot 331, make the card block 3332 and the card slot 3333 thread separation, make the back cover body 32 lose the limit, again through the pivot connection between back cover body 32 and the placement slot 31, unfold back cover body 32 just can.

[0023] Although embodiments of the utility model have been shown and described, it will be apparent to those having ordinary skill in the art that a number of changes, modifications, substitutions and alterations to these embodiments can be made without departing from the principles and spirit of the utility model, the scope of which is defined by the appended claims and their equivalents.

Claims

1. An optical splitter loss testing device comprising a main body (1), a test line (4) arranged on the side of the main body (1), characterized in that: The rear side of the main body (1) is provided with a protection mechanism (3), which is composed of a placing groove (31), a rear cover body (32) and symmetrically arranged connecting assemblies (33).

2. A device for testing the loss of an optical splitter according to claim 1, characterized in that: The connecting assembly (33) is composed of a movable groove (331), a movable block (332), a clamping assembly (333) and a limiting assembly (334).

3. A device for testing the loss of an optical splitter according to claim 2, characterized in that: The movable block (332) is a cylindrical structure.

4. A device for testing the loss of an optical splitter according to claim 2, characterized in that: The clamping assembly (333) is composed of a movable hole (3331), a clamping block (3332) and a clamping groove (3333).

5. A device for testing the loss of an optical splitter according to claim 2, characterized in that: The limiting assembly (334) is composed of a limiting groove (3341) and a limiting block (3342).

6. A device for testing the loss of an optical splitter according to claim 1, characterized in that: The surface of the main body (1) is provided with an operation area (2), and the top end of the main body (1) is provided with an interface (5).

7. A device for testing the loss of an optical splitter according to claim 1, characterized in that: The connecting place of the rear cover body (32) and the placing groove (31) is provided with a silica gel seat (311), and the outer side of the silica gel seat (311) is fixed with the inner wall of the placing groove (31).

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