CN218956849U

CN218956849U - Dustproof belt lock structure of MPO adapter

Info

Publication number: CN218956849U
Application number: CN202223179812.6U
Authority: CN
Inventors: 黎镜锋; 吴俊�; 张小强
Original assignee: SHANGHAI TIANCHENG COMMUNICATION TECHNOLOGY CO LTD
Current assignee: SHANGHAI TIANCHENG COMMUNICATION TECHNOLOGY CO LTD
Priority date: 2022-11-29
Filing date: 2022-11-29
Publication date: 2023-05-02
Anticipated expiration: 2032-11-29

Abstract

The utility model discloses a dustproof locking structure of an MPO adapter, wherein a limiting clamping hook is arranged on an elastic arm of the MPO adapter, a limiting groove is arranged on an insertion part of an MPO locking dustproof cover, when the MPO locking dustproof cover is inserted into the MPO adapter, a lock cylinder of the MPO locking dustproof cover is pressed, so that a limiting strip of the lock cylinder is inserted into a gap between a shell of the MPO adapter and the elastic arm, the elastic arm is pushed to move, the limiting clamping hook is combined with the limiting groove of the insertion part, the MPO adapter is locked and combined with the MPO locking dustproof cover, when a pull rod is not used, the lock cylinder of the MPO locking dustproof cover cannot be pulled, namely the MPO adapter and the MPO locking dustproof cover cannot be unlocked, the MPO locking dustproof cover can effectively prevent dust from entering the interior of the MPO adapter to influence network data performance, and also can prevent the MPO adapter from being randomly inserted by other connectors, and data information is prevented from being stolen. Therefore, the dustproof belt lock structure of the MPO adapter has the advantages of being good in safety and dustproof effect.

Description

Dustproof belt lock structure of MPO adapter

Technical Field

The utility model relates to the technical field of network communication, in particular to a dustproof locking structure of an MPO adapter, which is good in safety and dustproof effect.

Background

MPO adapters are widely used as common network connection devices for optical fiber-to-optical fiber connections in network communications. The MPO adapter adopts standardized jack latch structure, inserts and dials convenient operation, among the prior art, if MPO adapter port is reserved, and MPO adapter port is open state, and dust or other impurity often appears and gets into the MPO adapter, has directly influenced the subsequent result of use of MPO adapter, influences the network communication effect. In addition, the open MPO adapter ports also have network integrity incidents such as theft of data information or network intrusion caused by malicious insertion of other connectors. Accordingly, there is a need for an improvement that overcomes the shortcomings of the prior art.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provides the dustproof locking structure of the MPO adapter, which is good in safety and dustproof effect.

The technical scheme of the utility model is as follows: an MPO adapter dustproof and locking structure comprises an MPO adapter, an MPO locking dustproof cover and a pull rod; the MPO adapter comprises a shell and a spring arm arranged in the shell, wherein a limiting clamping hook is arranged at the end part of the spring arm, and a gap is arranged between the shell and the spring arm; the MPO dustproof cover with the lock comprises a main body part and a lock cylinder, wherein the main body part comprises an insertion part inserted into the MPO adapter and a plane part integrally arranged with the insertion part, the insertion part is provided with a limit groove corresponding to the limit hook, one end of the plane part, which is far away from the MPO adapter, is provided with a containing cavity for containing the lock cylinder, and the lock cylinder is contained in the containing cavity and can slide in the containing cavity; the lock cylinder comprises a limit bar and an extension part, an opening is formed in a containing cavity of the plane part corresponding to the limit bar, the limit bar is inserted into the opening, the extension part extends into the plane part, the extension part is provided with a lock hole for inserting the pull rod, and one end, close to the MPO adapter, of the extension part is provided with a limit wall; when the MPO dust cover with the lock is inserted into the MPO adapter, the lock cylinder is pressed, the limit strip of the lock cylinder is inserted into the gap between the spring arm and the shell, the spring arm is pushed to move away from the shell, and at the moment, the limit clamping hook is matched with the limit groove to lock and combine the MPO adapter with the MPO dust cover with the lock; the end of the pull rod is provided with a clamping hook, when the lock is needed to be unlocked, the pull rod is inserted into the MPO dust cover with the lock through the lock hole, the pull rod is inserted into the extending part of the lock cylinder, the clamping hook is combined with the limiting wall of the extending part, the pull rod is pulled, the lock cylinder moves away from the direction of the MPO adapter, the limiting strip is separated from the gap of the shell and the elastic arm, the elastic arm moves towards the direction close to the shell, the limiting clamping hook is separated from the limiting groove, the MPO adapter and the MPO dust cover with the lock are unlocked, and the MPO dust cover with the lock can be pulled out from the MPO adapter.

As a preferable technical scheme, a limiting block is arranged at one end, close to the MPO adapter, of the extending part, a sliding groove is arranged at one end, close to the MPO adapter, of the plane part, corresponding to the extending part, and a limiting blocking wall is arranged at one end, close to the accommodating cavity, of the sliding groove; the sliding groove can ensure that the lock cylinder slides in the accommodating cavity of the plane part, and the limiting block is matched with the limiting blocking wall to prevent the lock cylinder from being pulled out of the plane part.

As a preferable technical scheme, the spring arms are two, the limiting hooks are also two, and the limiting grooves are correspondingly arranged two.

As a further preferable technical scheme, two limit strips are arranged corresponding to the spring arms, and two openings are also arranged on the plane part.

As a preferable technical scheme, two limiting walls are arranged, and two clamping hooks are correspondingly arranged.

According to the dustproof locking structure of the MPO adapter, the limiting clamping hooks are arranged on the elastic arms of the MPO adapter, the limiting grooves are formed in the insertion portions of the dustproof covers with locks, when the dustproof covers with locks are inserted into the MPO adapter, the lock cylinders of the dustproof covers with locks are pressed, the limiting strips of the lock cylinders are inserted into gaps between the outer shells of the MPO adapter and the elastic arms, the elastic arms are pushed to move, the limiting clamping hooks are combined with the limiting grooves of the insertion portions, the MPO adapter is combined with the dustproof covers with locks in a locking mode, when a pull rod is not used, the lock cylinders of the dustproof covers with locks cannot be pulled, namely the MPO adapter and the dustproof covers with locks cannot be unlocked, dust can be effectively prevented from entering the inside of the MPO adapter to affect network data performance, the MPO adapter can be prevented from being inserted randomly by other connectors, and data information is prevented from being stolen. Therefore, the dustproof belt lock structure of the MPO adapter has the advantages of being good in safety and dustproof effect.

Drawings

FIG. 1 is an exploded view of an embodiment of a dust lock mechanism for an MPO adapter in accordance with the present utility model;

FIG. 2 is a cross-sectional view of an exemplary embodiment of a dust lock configuration for an MPO adapter in accordance with the present utility model;

FIG. 3 is a longitudinal cross-sectional view of an embodiment of a dust lock structure for an MPO adapter in accordance with the present utility model.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. 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.

The terminology used in the embodiments of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used in this application and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise, the "plurality" generally includes at least two, but does not exclude the case of at least one.

It should be understood that the term "and/or" as used herein is merely one relationship describing the association of the associated objects, meaning that there may be three relationships, e.g., a and/or B, may represent: a exists alone, A and B exist together, and B exists alone. In addition, the character "/" herein generally indicates that the front and rear associated objects are an "or" relationship.

The words "if", as used herein, may be interpreted as "at … …" or "at … …" or "in response to a determination" or "in response to a detection", depending on the context. Similarly, the phrase "if determined" or "if detected (stated condition or event)" may be interpreted as "when determined" or "in response to determination" or "when detected (stated condition or event)" or "in response to detection (stated condition or event), depending on the context.

It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a product or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such product or system. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a commodity or system comprising such elements.

Referring to fig. 1, 2 and 3, an embodiment of a dust-proof belt lock structure for an MPO adapter according to the present utility model is shown. The dustproof locking structure of the MPO adapter comprises an MPO adapter 1, an MPO locking dustproof cover 2 and a pull rod 3. The MPO adapter 1 comprises a shell 11 and a spring arm 12 arranged in the shell 11, wherein a limiting clamping hook 13 is arranged at the end part of the spring arm 12, and a gap is arranged between the shell 11 and the spring arm 12; the other main structure of the MPO adapter 1 in this embodiment is the same as that of the MPO adapter in the center of the related art, and will not be described in further detail here. The MPO dust cover 2 with the lock comprises a main body part and a lock cylinder 21, wherein the main body part comprises an insertion part 22 inserted into the MPO adapter 1 and a plane part 23 integrally arranged with the insertion part 22, a limiting groove 24 is formed in the insertion part corresponding to a limiting hook 13 of a spring arm 12 of the MPO adapter 1, a containing cavity 25 for containing the lock cylinder 21 is formed in one end, far away from the MPO adapter 1, of the plane part 23, the lock cylinder 21 is contained in the containing cavity 25 and can slide in the containing cavity 25, the lock cylinder 21 comprises a limiting strip 21a and an extending part 21b, an opening 23a is formed in the containing cavity 25 of the plane part 23 corresponding to the limiting strip 21a, and the limiting strip 21a is inserted into the opening 23a. The extension portion 21b of the lock cylinder 21 extends into the planar portion 23, the extension portion 21b is provided with a lock hole 21c into which the tie rod 3 is inserted, and one end of the extension portion 21b, which is close to the MPO adapter 1, is provided with a stopper wall 21d. When the MPO with lock dust cover 2 is inserted into the MPO adapter 1, the lock cylinder 21 is pressed, the limit bar 21a of the lock cylinder 21 is inserted into a gap between the shell 11 and the spring arm 12 of the MPO adapter 1, the spring arm 12 is pushed to move in a direction away from the shell 11, the limit clamping hooks 13 are clamped with the limit grooves 24, the limit clamping hooks 13 are matched with the limit grooves 24 to lock and combine the MPO adapter 1 with the MPO with lock dust cover 2, at the moment, the end, away from the MPO adapter 1, of the lock cylinder 21 is flush with the end, away from the MPO adapter, of the plane part 23, and the lock cylinder 21 is prevented from being pulled out by others through pinching the lock cylinder 21. The end of the pull rod 3 is provided with a hook 31, when the pull rod 3 is required to be unlocked, the pull rod 3 is inserted into the MPO dust cover 2 with the lock through the lock hole 21c, the hook 31 is inserted into the protruding portion 21b of the lock cylinder 21 to be clamped with the limiting wall 21d, the pull rod 3 is pulled to pull the lock cylinder 21 away from the MPO adapter 1, the limiting strip 21a is separated from a gap between the shell 11 and the spring arm 12, the spring arm 12 moves towards the direction close to the shell 11, the limiting hook 13 on the spring arm 12 is separated from the limiting groove 24 on the inserting portion 22, the MPO adapter 1 and the MPO dust cover with the lock are unlocked, and at the moment, the MPO dust cover 2 with the lock can be pulled out from the MPO adapter 1. According to the dustproof belt lock structure of the MPO adapter, when the lock cylinder is pushed to enable the MPO adapter to be locked and combined with the dustproof cover with the lock, the dustproof cover with the lock cannot be pulled out of the MPO adapter on the premise that a pull rod is not arranged, the dustproof cover with the lock can effectively prevent dust from entering the MPO adapter to affect network data performance, and the MPO adapter can be protected from being inserted randomly by other connectors to prevent data information from being stolen.

As shown in fig. 3, in this embodiment, a stopper 21e is disposed at an end of the extension portion 21b near the MPO adapter 1, a chute 23b is disposed at an end of the planar portion 23 near the MPO adapter corresponding to the extension portion 21b of the lock cylinder 21, and a stopper wall 23c is disposed at an end of the chute 23b near the receiving cavity 25. The sliding groove 23b can ensure that the lock cylinder 21 slides in the accommodating cavity of the plane part 23, and the limiting block 21e is matched with the limiting blocking wall 23c, so that the lock cylinder 21 is prevented from being separated from and pulled out of the plane part 23.

In order to ensure the locking effect of the MPO adapter 1 and the MPO dust cover 2 with lock, in this embodiment, two spring arms 12 are provided, two limit hooks 13 are also provided, and two limit grooves 24 of the insertion portion 22 are correspondingly provided. Correspondingly, two limit bars 21a of the lock cylinder 21 are provided, and two openings 23a of the plane part 23 are provided.

In order to ensure the pulling force of the pull rod 3 on the lock cylinder 21, in this embodiment, two limiting walls 21d of the lock cylinder 21 are provided, and two hooks 31 of the pull rod 3 are also provided.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the present utility model. Equivalent changes and modifications of the utility model are intended to fall within the scope of the present utility model.

Claims

1. Dustproof area of MPO adapter lock structure, its characterized in that: comprises an MPO adapter, an MPO dust cover with a lock and a pull rod; the MPO adapter comprises a shell and a spring arm arranged in the shell, wherein a limiting clamping hook is arranged at the end part of the spring arm, and a gap is arranged between the shell and the spring arm; the MPO dustproof cover with the lock comprises a main body part and a lock cylinder, wherein the main body part comprises an insertion part inserted into the MPO adapter and a plane part integrally arranged with the insertion part, the insertion part is provided with a limit groove corresponding to the limit hook, one end of the plane part, which is far away from the MPO adapter, is provided with a containing cavity for containing the lock cylinder, and the lock cylinder is contained in the containing cavity and can slide in the containing cavity; the lock cylinder comprises a limit bar and an extension part, an opening is formed in a containing cavity of the plane part corresponding to the limit bar, the limit bar is inserted into the opening, the extension part extends into the plane part, the extension part is provided with a lock hole for inserting the pull rod, and one end, close to the MPO adapter, of the extension part is provided with a limit wall; when the MPO dust cover with the lock is inserted into the MPO adapter, the lock cylinder is pressed, the limit strip of the lock cylinder is inserted into the gap between the spring arm and the shell, the spring arm is pushed to move away from the shell, and at the moment, the limit clamping hook is matched with the limit groove to lock and combine the MPO adapter with the MPO dust cover with the lock; the end of the pull rod is provided with a clamping hook, when the lock is needed to be unlocked, the pull rod is inserted into the MPO dust cover with the lock through the lock hole, the pull rod is inserted into the extending part of the lock cylinder, the clamping hook is combined with the limiting wall of the extending part, the pull rod is pulled, the lock cylinder moves away from the direction of the MPO adapter, the limiting strip is separated from the gap of the shell and the elastic arm, the elastic arm moves towards the direction close to the shell, the limiting clamping hook is separated from the limiting groove, the MPO adapter and the MPO dust cover with the lock are unlocked, and the MPO dust cover with the lock can be pulled out from the MPO adapter.

2. The MPO adapter dust lock arrangement of claim 1, wherein: a limiting block is arranged at one end, close to the MPO adapter, of the extension part, a sliding groove is arranged at one end, close to the MPO adapter, of the plane part, corresponding to the extension part, and a limiting blocking wall is arranged at one end, close to the accommodating cavity, of the sliding groove; the sliding groove can ensure that the lock cylinder slides in the accommodating cavity of the plane part, and the limiting block is matched with the limiting blocking wall to prevent the lock cylinder from being pulled out of the plane part.

3. The MPO adapter dust lock arrangement of claim 1, wherein: the spring arms are two, the limiting hooks are also two, and the limiting grooves are correspondingly two.

4. The MPO adapter dust lock arrangement of claim 3, wherein: the limiting strips are arranged in two corresponding spring arms, and two openings are also arranged on the plane part.

5. The MPO adapter dust lock arrangement of claim 1, wherein: the limiting walls are two, and the clamping hooks are correspondingly arranged.