CN220340465U

CN220340465U - Port protection structure of optical fiber terminal box

Info

Publication number: CN220340465U
Application number: CN202322101477.6U
Authority: CN
Inventors: 郭银玲
Original assignee: Shandong Huju Shengchen Intelligent Technology Co ltd
Current assignee: Shandong Huju Shengchen Intelligent Technology Co ltd
Priority date: 2023-08-07
Filing date: 2023-08-07
Publication date: 2024-01-12
Anticipated expiration: 2033-08-07

Abstract

The utility model discloses an optical fiber terminal box port protection structure, which relates to the field of optical fiber terminal boxes and comprises an optical fiber terminal main body with a terminal box body, wherein a coupler port is arranged at one end of the terminal box body, a protection cover for protecting the coupler port from dust is sleeved on the outer wall of one end of the terminal box body, an inserting groove for inserting an external optical fiber end is formed in one end of the protection cover, and a plugging component for plugging the inserting groove is arranged in the protection cover. According to the utility model, dust protection of a plurality of coupler ports can be realized by arranging the protective cover, independent connection of a single coupler port and an external optical fiber end can be realized by the plugging assembly, and the phenomenon of dust accumulation caused by long-term exposure of the coupler port in the air can be effectively avoided by matching of the plurality of parts.

Description

Port protection structure of optical fiber terminal box

Technical Field

The utility model relates to the field of optical fiber terminal boxes, in particular to an optical fiber terminal box port protection structure.

Background

The fiber optic terminal box is a termination of an optical cable, one end of which is an optical cable and the other end of which is a pigtail, and is a device for splitting an optical cable into individual fibers, and is a wall-mounted subscriber cable terminal box which functions to provide fusion of fibers to fibers, fusion of fibers to pigtails and interface of optical connectors, and to provide mechanical and environmental protection to the fibers and their components, and to allow proper inspection to maintain the highest standard of fiber management.

The number of the ports of the optical fiber terminal box is large, the ports are not necessarily all used in the actual use process, the unused ports are exposed to the air for a long time, dust is easily accumulated in the ports, and accordingly poor contact is easily caused when the ports are used later.

Disclosure of Invention

The utility model aims at: in order to solve the problem that the port is easy to accumulate ash when being exposed to the air for a long time, the port protection structure of the optical fiber terminal box is provided.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an optical fiber terminal box port protection architecture, includes the optical fiber terminal main part that has the terminal box body, the coupler port is installed to the one end of terminal box body, the one end outer wall of terminal box body has cup jointed and has been used for carrying out dustproof protection's protection casing to the coupler port, the grafting groove that is used for supplying outside optical fiber end male is seted up to the one end of protection casing, the inside of protection casing is provided with the shutoff subassembly that is used for carrying out shutoff to the grafting groove.

As still further aspects of the utility model: the plugging assembly comprises a U-shaped fixed block, a Z-shaped elastic sheet, a plugging block and a pressing sheet;

the U-shaped fixing block is fixed on the end face of the inner wall of the protective cover, and one end of the Z-shaped elastic piece is clamped on the inner side of the U-shaped fixing block;

the plugging block is fixed to the other end of the Z-shaped elastic sheet, the plugging block and the plugging groove are in an aligned state, and the pressing piece is fixed to one end of the plugging block and penetrates through the plugging groove to one end outside the protective cover.

As still further aspects of the utility model: the number and the distribution rule of the plugging grooves are respectively matched with the number and the distribution rule of the coupler ports, the number of the plugging components is provided with a plurality of groups which are matched with the number of the plugging grooves, and the plugging components are matched with the plugging grooves one by one.

As still further aspects of the utility model: and a limiting strip is formed between two adjacent splicing grooves on the inner side of the protective cover, and the distance between the two adjacent limiting strips is matched with the width of the plugging block.

As still further aspects of the utility model: the outer wall of terminal box body is close to the one end shaping that the coupler was held and is had the type recess that returns, the inboard of protection casing is close to the one end shaping that the terminal box body has the type lug that returns, the inner wall size of protection casing and the outer wall size phase-match of terminal box body, the orbit phase-match of type lug and the orbit phase-match of type recess that returns.

As still further aspects of the utility model: the thickness of the Z-shaped elastic sheet is matched with the height of the inner wall of the U-shaped fixed block.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, dust protection of a plurality of coupler ports can be realized by arranging the protective cover, independent connection of a single coupler port and an external optical fiber end can be realized by the plugging assembly, and the phenomenon of dust accumulation caused by long-term exposure of the coupler port in the air can be effectively avoided by matching of the plurality of parts.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the internal structure of the protective cover of the present utility model;

FIG. 3 is a cross-sectional view of the structure of the shield of the present utility model;

fig. 4 is a cross-sectional exploded view of the shield of the present utility model.

In the figure: 1. an optical fiber terminal body; 101. a terminal box; 102. a protective cover; 103. a groove; 104. a loop-shaped bump; 105. a plug-in groove; 106. a limit bar; 2. a coupler port; 3. a plugging assembly; 301. u-shaped fixed blocks; 302. a Z-shaped elastic sheet; 303. a block; 304. pressing the sheet.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, in an embodiment of the present utility model, an optical fiber terminal box port protection structure includes an optical fiber terminal body 1 having a terminal box body 101, a coupler port 2 is installed at one end of the terminal box body 101, a protection cover 102 for protecting the coupler port 2 from dust is sleeved on an outer wall of one end of the terminal box body 101, an inserting slot 105 for inserting an external optical fiber end is provided at one end of the protection cover 102, and a plugging component 3 for plugging the inserting slot 105 is provided in the protection cover 102;

the plugging assembly 3 comprises a U-shaped fixed block 301, a Z-shaped elastic sheet 302, a plugging block 303 and a pressing sheet 304;

the U-shaped fixing block 301 is fixed on the end face of the inner wall of the protective cover 102, and one end of the Z-shaped elastic sheet 302 is clamped on the inner side of the U-shaped fixing block 301;

the plugging block 303 is fixed to the other end of the Z-shaped elastic piece 302, and the plugging block 303 is aligned with the plugging slot 105, and the pressing piece 304 is fixed to one end of the plugging block 303 and penetrates through the plugging slot 105 to the outer end of the protective cover 102.

In this embodiment: when the optical fiber terminal main body 1 is used, the protection cover 102 is clamped on the outer side of the terminal box body 101, so that dust prevention and protection of the coupler port 2 can be realized;

when an external optical fiber end is required to be inserted, the plugging blocks 303 corresponding to the corresponding coupler ports 2 are opened, the plugging blocks 303 can be driven to move by manually stirring the pressing piece 304, the plugging blocks 303 move to enable the plugging grooves 105 to be opened and can extrude the Z-shaped elastic pieces 302 to shrink and deform, then the external optical fiber end can be inserted into the protective cover 102 through the plugging grooves 105 and is connected with the corresponding coupler ports 2, the operation is simple, other unused coupler ports 2 are continuously protected by the protective cover 102, and the phenomenon that dust is accumulated due to long-term exposure of the coupler ports 2 to the air can be effectively avoided through the cooperation of the plurality of parts.

Referring to fig. 1 to 3, the number and distribution rule of the plugging slots 105 are respectively matched with the number and distribution rule of the coupler ports 2, the number of the plugging assemblies 3 is provided with a plurality of groups and matched with the number of the plugging slots 105, and the plugging assemblies 3 are matched with the plugging slots 105 one by one.

In this embodiment: by the structure, dust prevention operation of a plurality of coupler ports 2 and convenient connection operation of a single coupler port 2 and an external optical fiber end can be realized.

Referring to fig. 2 to 4, a limit bar 106 is formed between two adjacent insertion grooves 105 on the inner side of the protective cover 102, and the space between two adjacent limit bars 106 is matched with the width of the plugging block 303.

In this embodiment: the two sides of the plugging block 303 can be limited by the limiting strips 106, so that the plugging block 303 keeps good stability when moving up and down.

Referring to fig. 1-2, a circular groove 103 is formed at one end of the outer wall of the terminal box 101 near the coupler port 2, a circular protrusion 104 is formed at one end of the inner side of the shield 102 near the terminal box 101, the inner wall of the shield 102 is matched with the outer wall of the terminal box 101 in size, and the track of the circular protrusion 104 is matched with the track of the circular groove 103.

In this embodiment: when the shield 102 is required to be in butt joint with the terminal box body 101, the opening of the shield 102 is aligned with the terminal box body 101 and is mutually sleeved, the return-type protruding block 104 is stressed and deformed when being in contact with the terminal box body 101, so that the shield 102 can continue to move, when the push-to-protruding block 104 is aligned with the return-type groove 103, the return-type protruding block 104 is reset and clamped into the return-type groove 103 under the action of self elasticity, and thus the shield 102 and the terminal main body 101 are clamped and fixed, and the operation is simple and convenient (the supplementary explanation is that the shield 102, the return-type protruding block 104, the inserting groove 105, the limiting strip 106 and the U-type fixing block 301 are integrally formed through an injection molding process, and the material is made of plastics).

Please refer to fig. 2 to 4,Z, the thickness of the elastic sheet 302 matches the height of the inner wall of the U-shaped fixing block 301.

In this embodiment: the Z-shaped elastic piece 302 is in interference fit with the U-shaped fixing block 301, namely, a large clamping force is provided between the Z-shaped elastic piece 302 and the U-shaped fixing block 301 after the Z-shaped elastic piece 302 is clamped into the U-shaped fixing block 301, so that stable installation of the plugging block 303 can be realized.

The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides an optical fiber terminal box port protection architecture, includes fiber terminal main part (1) that has terminal box body (101), coupler port (2) are installed to the one end of terminal box body (101), a serial communication port, the one end outer wall of terminal box body (101) has cup jointed and has been used for carrying out dustproof protection's protection casing (102) to coupler port (2), spliced groove (105) that are used for supplying outside fiber end male is seted up to the one end of protection casing (102), the inside of protection casing (102) is provided with shutoff subassembly (3) that are used for carrying out shutoff to spliced groove (105).

2. The port protection structure of an optical fiber termination box according to claim 1, wherein the plugging assembly (3) comprises a U-shaped fixing block (301), a Z-shaped elastic sheet (302), a plugging block (303) and a pressing sheet (304);

the U-shaped fixing block (301) is fixed on the end face of the inner wall of the protective cover (102), and one end of the Z-shaped elastic sheet (302) is clamped on the inner side of the U-shaped fixing block (301);

the plugging block (303) is fixed to the other end of the Z-shaped elastic sheet (302), the plugging block (303) is in an aligned state with the inserting groove (105), and the pressing piece (304) is fixed to one end of the plugging block (303) and penetrates through the inserting groove (105) to one external end of the protective cover (102).

3. The port protection structure of an optical fiber terminal box according to claim 1, wherein the number and the distribution rule of the plugging grooves (105) are respectively matched with the number and the distribution rule of the coupler ports (2), the number of the plugging components (3) is provided with a plurality of groups and matched with the number of the plugging grooves (105), and the plurality of groups of the plugging components (3) are matched with the plurality of plugging grooves (105) one by one.

4. The port protection structure of an optical fiber terminal box according to claim 2, wherein a limit bar (106) is formed between two adjacent splicing grooves (105) horizontally positioned on the inner side of the protective cover (102), and the distance between two adjacent limit bars (106) is matched with the width of the plugging block (303).

5. The optical fiber terminal box port protection structure according to claim 1, wherein a loop-shaped groove (103) is formed at one end, close to the coupler port (2), of the outer wall of the terminal box body (101), a loop-shaped protruding block (104) is formed at one end, close to the terminal box body (101), of the inner side of the protective cover (102), the inner wall size of the protective cover (102) is matched with the outer wall size of the terminal box body (101), and the track of the loop-shaped protruding block (104) is matched with the track of the loop-shaped groove (103).

6. The port protecting structure of an optical fiber terminal box according to claim 2, wherein the thickness of the Z-shaped spring sheet (302) is matched with the height of the inner wall of the U-shaped fixing block (301).