CN220752344U

CN220752344U - Optical fiber connection structure

Info

Publication number: CN220752344U
Application number: CN202322459512.1U
Authority: CN
Inventors: 沈双翼
Original assignee: Ningbo Furchuang Photoelectric Technology Co ltd
Current assignee: Ningbo Furchuang Photoelectric Technology Co ltd
Priority date: 2023-09-11
Filing date: 2023-09-11
Publication date: 2024-04-09
Anticipated expiration: 2033-09-11

Abstract

The utility model discloses an optical fiber connecting structure, which relates to the technical field of optical fiber connection and comprises a male head, a female head and a protection mechanism, wherein one end of the male head is connected with a first optical fiber, and the other end of the male head is provided with an inserting core; one end of the female head is connected with a second optical fiber, the other end of the female head is provided with an end head, and one end of the end head is provided with a core hole which is matched with the ferrule; the protection mechanism comprises a protection cover and a positioning structure; the beneficial effects of the utility model are as follows: can protect the butt joint department of public head and female head through the protection casing that slides the setting, prevent the entering of dust to can further improve the sealing performance of junction through the first sealing washer and the second sealing washer that set up, can prescribe a limit to the position of protection casing through the location structure that sets up simultaneously, make difficult coming off between public head and the female head.

Description

Optical fiber connection structure

Technical Field

The utility model belongs to the technical field of optical fiber connection, and particularly relates to an optical fiber connection structure.

Background

Along with the continuous development of society, the technology level of people is continuously developed, and the network is a concrete embodiment of the technology level, so that the network speed of people is continuously improved, and the network world of people is further optimized. When the optical fiber is connected with the optical equipment, higher connection precision and reliability are required to be ensured, in the prior art, in order to prevent the male head and the female head of the optical fiber connection structure from being changed in relative position under the external interference after connection, a bolt sleeve is added on the male head, and the male head and the female head are fixedly connected through threads.

The utility model discloses an optical fiber connection structure as disclosed in application number CN202320562406.3, which comprises a male head and a female head, wherein the male head is in plug connection with the female head, the female head is formed with a plug hole extending along the axial direction, the male head is formed with a plug end matched with the plug hole for plug connection, the front end of the plug hole is provided with a terminal head, the terminal head is formed with a first limiting end face for limiting the axis of the plug end, and a plurality of positioning grooves for limiting the axis rotation of the plug end; the plug-in end is formed with a second limiting end surface matched with the first limiting end surface and a plurality of limiting convex blocks matched with the positioning grooves; the male head is rotationally provided with a locking nut, and the locking nut axially locks the plug end and the plug hole which are in plug fit with each other; according to the utility model, through the cooperation of the limit lug, the locating groove and the locking nut, the plug-in end of the male head and the plug-in hole of the female head can be effectively prevented from rotating or axially moving in the plug-in state, and the reliability of the optical fiber connection structure is further improved.

However, the above-mentioned method has the following defects in practical use: the butt joint is inconvenient to protect, and the effect of connection is influenced by dust entering the butt joint easily.

Disclosure of Invention

The utility model aims to provide an optical fiber connection structure to solve the problem that the butt joint is inconvenient to protect in the background technology.

The technical scheme adopted for solving the technical problems is as follows: the optical fiber connecting structure comprises a male head, a female head and a protection mechanism, wherein one end of the male head is connected with a first optical fiber, and the other end of the male head is provided with an inserting core; one end of the female head is connected with a second optical fiber, the other end of the female head is provided with a terminal, and one end of the terminal is provided with a core hole which is matched with the insert core; the protection mechanism comprises a protection cover and a positioning structure, the protection cover is arranged on the surface of the male head in a sliding mode, a first sealing ring is arranged on the inner side of one end of the protection cover, a limiting disc is arranged on the other end of the protection cover, and a second sealing ring is embedded on the surface of the limiting disc.

Preferably, a fixed seat is arranged on the surface of the male head, a guide rod is arranged on one side of the fixed seat, a guide seat is arranged on the surface of the protective cover, and a guide hole which is in sliding fit with the guide rod is formed in the surface of the guide seat.

Preferably, a limiting block is arranged at one end of the guide rod, a connecting spring is sleeved on the surface of the guide rod, and two ends of the connecting spring are respectively connected with one side of the fixing seat and one side of the guide seat.

Preferably, the positioning structure comprises a positioning plate and a positioning groove, the positioning plate is arranged on the surface of the protective cover, the positioning groove is formed in the other end of the female head, and the positioning plate is matched with the positioning groove in a clamping mode.

Preferably, the surface of the positioning plate is provided with a positioning hole, the surface of the positioning groove is slidably provided with a positioning column, and the positioning column is in clamping fit with the positioning hole.

Preferably, a connecting disc is arranged at the end part of the positioning column, a reset spring is connected between the connecting disc and the surface of the female head, the reset spring is arranged on the surface of the positioning column, and a handle is arranged in the middle of the connecting disc.

Preferably, an anti-slip ring is arranged in the middle of the protective cover, and anti-slip lines are arranged on the surface of the anti-slip ring.

Compared with the prior art, the protective cover has the advantages that the butt joint of the male head and the female head can be protected through the protective cover which is arranged in a sliding manner, dust is prevented from entering, the dustproof effect and the sealing performance of the joint can be further improved through the first sealing ring and the second sealing ring which are arranged, meanwhile, the position of the protective cover can be limited through the positioning structure, the male head and the female head are not easy to fall off, and the stability is good.

Drawings

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

FIG. 2 is a schematic diagram of an explosive structure according to the present utility model;

FIG. 3 is a schematic view of the back structure of FIG. 2;

fig. 4 is an enlarged schematic view at a in fig. 3.

In the figure: 1. a male; 101. a first optical fiber; 102. a core insert; 2. a female head; 201. a second optical fiber; 202. an end head; 203. a core hole; 3. a protective mechanism; 301. a protective cover; 302. a first seal ring; 303. a guide seat; 304. a guide hole; 305. a fixing seat; 306. a guide rod; 307. a connecting spring; 308. a limiting block; 309. a limiting disc; 3010. a second seal ring; 3011. a positioning plate; 3012. positioning holes; 3013. a positioning groove; 3014. positioning columns; 3015. a connecting disc; 3016. a handle; 3017. a return spring; 3018. an anti-slip ring.

Detailed Description

The utility model is described in further detail below with reference to the embodiments of the drawings.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1-4, the present utility model provides an optical fiber connection structure, which includes a male head 1, a female head 2, and a protection mechanism 3.

One end of the male head 1 is connected with a first optical fiber 101, the other end of the male head 1 is provided with an inserting core 102, and the surface of the inserting core 102 is provided with a bulge, so that the male head 1 is higher in inserting precision and difficult to deviate.

One end of the female head 2 is connected with a second optical fiber 201, the other end of the female head 2 is provided with a tip 202, and one end of the tip 202 is provided with a core hole 203 which is matched with the ferrule 102.

Referring to fig. 1-4, the protection mechanism 3 includes a protection cover 301 and a positioning structure, the protection cover 301 is slidably disposed on the surface of the male head 1, so as to protect the joint between the male head 1 and the female head 2, a first sealing ring 302 is disposed on the inner side of one end of the protection cover 301, so that the sealing performance of the joint between the protection cover 301 and the surface of the male head 1 is better, a limiting disc 309 is fixedly disposed on the other end of the protection cover 301, a second sealing ring 3010 is embedded on the surface of the limiting disc 309, and the sealing performance of the joint between the limiting disc 309 and the female head 2 is improved.

The fixed surface of public head 1 is equipped with fixing base 305, and fixing base 305 is provided with four, is annular and distributes on the surface of public head 1, and fixing base 305's one side is fixed to be equipped with guide bar 306, and the fixed surface of protection casing 301 is equipped with guide holder 303, and guide holder 303 is provided with four, is annular and distributes on the surface of protection casing 301, and guide hole 304 with guide bar 306 sliding fit has been seted up on the surface of guide holder 303, plays the guide effect to the removal of protection casing 301.

One end of the guide rod 306 is fixedly provided with a limiting block 308, the position of the protective cover 301 is limited, the protective cover 301 is prevented from falling off, the surface of the guide rod 306 is sleeved with a connecting spring 307, two ends of the connecting spring 307 are respectively connected with one side of the fixing seat 305 and one side of the guide seat 303, and the protective cover 301 can be sleeved on the surface of the male head 1 through elasticity of the connecting spring 307.

The location structure includes locating plate 3011 and constant head tank 3013, and locating plate 3011 is provided with two, and locating plate 3011 is fixed to be set up on the surface of protection casing 301, and the constant head tank 3013 is provided with two, and the other end at female head 2 is seted up to the constant head tank 3013, and the constant head tank 3013 cooperates with the locating plate 3011 block, can carry out primary definition to the position of protection casing 301 through the block between constant head tank 3013 and the locating plate 3011, makes spacing dish 309 can closely laminate with the terminal surface of female head 2, prevents that the dust from getting into.

The locating hole 3012 has been seted up on the surface of locating plate 3011, and the surface slip of constant head tank 3013 is equipped with reference column 3014, and reference column 3014 and locating hole 3012 block cooperation can be prescribe a limit to the position of locating plate 3011 through the block between reference column 3014 and the locating hole 3012.

The fixed connection pad 3015 that is equipped with in tip of reference column 3014, be connected with reset spring 3017 between the surface of connection pad 3015 and female head 2, and reset spring 3017 sets up the surface at reference column 3014, can make reference column 3014 reset through the reset spring 3017 that sets up, and the middle part of connection pad 3015 is fixed to be equipped with handle 3016, is convenient for pull reference column 3014 outside through handle 3016.

An anti-slip ring 3018 is fixedly arranged in the middle of the protective cover 301, and anti-slip patterns are arranged on the surface of the anti-slip ring 3018, so that the protective cover 301 can be moved conveniently.

When the anti-slip ring 3018 is used, the protective cover 301 is pulled to a position close to the male head 1, the connecting spring 307 is in a compressed state, the insert core 102 of the male head 1 is exposed and clamped into the core hole 203 of the end head 202, and meanwhile, the positioning column 3014 is pulled outwards through the handle 3016, so that the reset spring 3017 is also in a compressed state; then, the anti-slip ring 3018 is loosened, the protective cover 301 is reset under the elastic action of the connecting spring 307, the limiting plate 309 of the protective cover 301 is attached to the end face of the female head 2, the positioning plate 3011 is inserted into the positioning groove 3013 to preliminarily limit the position of the protective cover 301, then the handle 3016 is loosened, the positioning post 3014 is reset under the elastic action of the reset spring 3017, the positioning post 3014 is clamped with the positioning hole 3012 after entering into the positioning groove 3013, the position of the protective cover 301 is limited, and the butt joint position of the male head 1 and the female head 2 is protected through the protective cover 301 to prevent dust from entering.

The utility model has been described above by way of example with reference to the accompanying drawings, it is clear that the implementation of the utility model is not limited to the above-described manner, but it is within the scope of the utility model to apply the inventive concept and technical solution to other situations as long as various improvements made by the inventive concept and technical solution are adopted or without any improvement.

Claims

1. An optical fiber connection structure, characterized in that: comprising

The optical fiber connector comprises a male head (1), wherein one end of the male head (1) is connected with a first optical fiber (101), and the other end of the male head (1) is provided with an inserting core (102);

the female head (2), one end of the female head (2) is connected with a second optical fiber (201), the other end of the female head (2) is provided with an end head (202), and one end of the end head (202) is provided with a core hole (203) which is matched with the ferrule (102);

the protection mechanism (3), protection mechanism (3) include protection casing (301) and location structure, protection casing (301) slip sets up the surface of public head (1), the inboard of protection casing (301) one end is equipped with first sealing washer (302), the other end of protection casing (301) is equipped with spacing dish (309), the surface of spacing dish (309) is inlayed and is equipped with second sealing washer (3010).

2. The fiber optic connection structure of claim 1, wherein: the surface of public head (1) is equipped with fixing base (305), one side of fixing base (305) is equipped with guide bar (306), the surface of protection casing (301) is equipped with guide holder (303), guide hole (304) with guide bar (306) sliding fit are seted up on the surface of guide holder (303).

3. The optical fiber connection structure according to claim 2, wherein: one end of the guide rod (306) is provided with a limiting block (308), the surface of the guide rod (306) is sleeved with a connecting spring (307), and two ends of the connecting spring (307) are respectively connected with one side of the fixing seat (305) and one side of the guide seat (303).

4. The fiber optic connection structure of claim 1, wherein: the positioning structure comprises a positioning plate (3011) and a positioning groove (3013), the positioning plate (3011) is arranged on the surface of the protective cover (301), the positioning groove (3013) is formed in the other end of the female head (2), and the positioning plate (3011) is matched with the positioning groove (3013) in a clamping mode.

5. The fiber optic connection structure of claim 4, wherein: positioning holes (3012) are formed in the surface of the positioning plate (3011), positioning columns (3014) are slidably arranged on the surface of the positioning groove (3013), and the positioning columns (3014) are matched with the positioning holes (3012) in a clamping mode.

6. The fiber optic connection structure of claim 5, wherein: the end of the positioning column (3014) is provided with a connecting disc (3015), a reset spring (3017) is connected between the connecting disc (3015) and the surface of the female head (2), the reset spring (3017) is arranged on the surface of the positioning column (3014), and a handle (3016) is arranged in the middle of the connecting disc (3015).

7. The fiber optic connection structure of claim 1, wherein: an anti-slip ring (3018) is arranged in the middle of the protective cover (301), and anti-slip patterns are arranged on the surface of the anti-slip ring (3018).