CN111443441A - Optical module pull ring unlocking mechanism and method - Google Patents

Abstract

The invention discloses an unlocking mechanism and method for a pull ring of an optical module. It includes a casing, the two sides of one end of the casing are provided with big head studs, and the two sides of the casing are provided with a chute; a sliding piece, the sliding piece is movably arranged in the sliding groove, and the sliding piece One end is provided with a reed, the end of the reed is fixed in the housing, and one end of the sliding piece is also provided with a first movable groove and a limiting member; and a pull ring, the pull ring can be rotatably arranged On the big head stud, the pull ring has a retaining member, and the retaining member is arranged in the first movable groove and can interact with the retaining member. The optical module pull-ring unlocking mechanism provided by the invention has a simple structure, combines several functions on a few parts, solves the problems of insufficient housing space, many accessories requirements, complicated assembly, etc., and optimizes the reliability of the product , reduce material cost and assembly time.

Description

Optical module pull ring unlocking mechanism and method

technical field

The invention relates to the field of optical communication, in particular to a ring-pull unlocking mechanism and method of an optical module.

Background technique

In the optical communication system, the optical module has become the modular unit of the communication system, and with the diversification of communication services and the improvement of communication reliability, the intelligent optical transceiver module provides an effective means for the realization of the new generation of optical fiber communication system . Optical modules are gradually developing towards miniaturization on the basis of the basic functions of electro-optical and photoelectric conversion.

The unlocking mechanism is an important part of the optical module. In the existing products, the unlocking mechanism is complicated, has many accessories, occupies a large space, and is inconvenient to assemble.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide an optical module pull ring unlocking mechanism and method, which simplifies the structural design and reduces the cost.

In order to solve the above-mentioned technical problems, the first aspect of the present invention provides an optical module pull ring unlocking mechanism, including:

a casing, the two sides of one end of the casing are provided with big-headed protruding studs, and the two sides of the casing are provided with sliding grooves;

A sliding piece, the sliding piece is movably arranged in the chute, one end of the sliding piece is provided with a reed, the end of the spring is fixed in the housing, and one end of the sliding piece is also provided with a reed a first movable groove and a stop; and

A pull ring, the pull ring can be rotatably arranged on the big head stud, the pull ring has a locking piece, the locking piece is arranged in the first movable groove and can be connected with the limiting piece effect.

Optionally, for the optical module pull-ring unlocking mechanism, the large-headed protruding stud is integrally formed on the housing.

Optionally, for the pull-ring unlocking mechanism of the optical module, the reed is in an "S" shape.

Optionally, for the optical module pull-ring unlocking mechanism, the end of the housing is provided with a fixing hole, and the end of the spring is fixed in the fixing hole.

Optionally, for the optical module pull-ring unlocking mechanism, one end of the sliding sheet is further provided with a second movable groove, the big-headed protruding pin passes through the second movable groove, and the sliding sheet is provided at the end of the sliding sheet. between the housing and the pull ring.

Optionally, for the optical module pull ring unlocking mechanism, one end of the sliding sheet is further provided with a protrusion, and the pull ring is provided with a corresponding opening, when the protrusion is located in the opening. When the pull ring is fixed with the sliding sheet, when the opening is away from the protrusion, the pull ring is rotatable around the big head stud.

Optionally, for the optical module pull-ring unlocking mechanism, the sliding sheets include two, which are located in the sliding grooves on opposite sides of the housing, and a connecting sheet is provided between the two sliding sheets. The reed is connected to the connecting piece.

Optionally, for the optical module pull-ring unlocking mechanism, the other end of the sliding sheet is provided with an ejector.

According to a second aspect of the present invention, there is provided a method for unlocking a ring pull of an optical module, comprising:

Pull the pull ring to disengage the pull ring from the slide;

Continue to pull the slider to rotate around the stud, so that the stopper of the pull ring contacts the limiter of the slider, and then pulls the slider to slide along the chute to unlock, and the reed of the slider accumulates elastic potential energy at this time; and

Loosen the pull ring, the reed of the sliding plate releases the elastic potential energy to reset the sliding plate.

The optical module pull-ring unlocking mechanism provided by the invention has a simple structure, cancels the spring, and replaces the spring with the sliding sheet. The functions are combined on a few parts, which solves the problems of insufficient housing space, many accessories, and complicated assembly, optimizes the reliability of the product, and reduces the material cost and assembly time.

Description of drawings

FIG. 1 is a schematic structural diagram of a pull-ring unlocking mechanism of an optical module according to an embodiment of the present invention;

2 is a schematic structural diagram of a casing in an embodiment of the present invention;

3 is a schematic diagram 1 of a sliding sheet in an embodiment of the present invention;

FIG. 4 is a second schematic diagram of a slider in an embodiment of the present invention.

Detailed ways

The optical module pull-ring unlocking mechanism and method of the present invention will be described in more detail below with reference to the schematic diagrams, which represent the preferred embodiments of the present invention. It should be understood that those skilled in the art can modify the present invention described herein and still realize the present invention. Advantageous effects of the invention. Therefore, the following description should be construed as widely known to those skilled in the art and not as a limitation of the present invention.

The invention is described in more detail by way of example in the following paragraphs with reference to the accompanying drawings. The advantages and features of the present invention will become apparent from the following description and claims. It should be noted that, the accompanying drawings are all in a very simplified form and in inaccurate scales, and are only used to facilitate and clearly assist the purpose of explaining the embodiments of the present invention.

The preferred embodiments of the optical module pull-ring unlocking mechanism and its manufacturing method are listed below to clearly illustrate the content of the present invention. It should be clear that the content of the present invention is not limited to the following embodiments, and others can be used in the field. Modifications of the conventional technical means of the ordinary skilled person are also within the scope of the idea of the present invention.

Please refer to FIG. 1 to FIG. 4 , the present invention provides an unlocking mechanism for a pull ring of an optical module, including:

The casing 100, the two sides of one end of the casing 100 are provided with big-headed protruding pins 110, and the two sides of the casing 100 are provided with sliding grooves 140;

The sliding plate 200 is movably arranged in the sliding slot 140 , one end of the sliding plate 200 is provided with a spring plate 220 , and the end 221 of the spring plate is fixed in the casing 100 , and the One end of the sliding sheet 200 is further provided with a first movable groove 260 and a limiting member 261; and

A pull ring 300 , the pull ring 300 is rotatably disposed on the big head stud 110 , the pull ring 300 has a retaining member 310 , and the retaining member 310 is disposed in the first movable groove 260 and can be It interacts with the limiting member 261 .

Specifically, in an embodiment of the present invention, the housing 100 is integrally formed with the studs 110 .

For example, it is possible to realize the integration of the stud structure and the housing by means of die casting, which is not only easy to form, but also has a stable structure, no separate assembly is required, and is extremely convenient in practice.

The housing 100 has a cavity in which various required structures, such as optical fibers, can be provided. In the present invention, the unlocking mechanism is located outside the housing 100 (ie, does not occupy the space of the cavity), thus greatly freeing the space of the cavity.

A fixing member 120 is also provided at one end of the housing provided with the stud 110, and a fixing hole 121 is provided in the fixing member 120, so that the end of the spring leaf 220 is fixed in the fixing hole.

Above the studs 110 , the housing 100 also has a recess 130 . The recess 130 is mainly used as one of the movable spaces of the ring-pull clamping member.

In one embodiment of the present invention, the reed 220 is in an "S" shape. The reed 220 can be formed by a stamping process, so as to have good elasticity and stability, and can effectively rebound after being compressed for many times.

The "S" shape referred to in the embodiments of the present invention includes multiple folded and curved shapes.

Preferably, one end of the sliding sheet 200 is further provided with a second movable groove 270, the thumb stud 110 passes through the second movable groove 270, and the sliding sheet 200 is disposed between the housing 100 and the Pull the ring between 300.

The second movable groove 270 cooperates with the stud 110 to prevent the pull ring from lifting or falling off.

In one embodiment, the first movable groove 260 is connected to the second movable groove 270, which can facilitate processing.

One end of the sliding sheet 200 is further provided with a protrusion 280, and the pull ring 300 is provided with a corresponding opening (or recess) 330. When the protrusion 280 is located in the opening 330, the The pull ring 300 is fixed with the sliding sheet 200 , and when the opening 330 leaves the protrusion 280 , the pull ring 300 is rotatable around the stud 110 .

At the other end of the sliding sheet 200, an ejector 230 is provided, and the ejector 230 is used to act with the tabs of the cage (not shown) to eject, thereby unlocking.

Further, in order to facilitate unlocking, the sliding piece 200 is provided with an inward constriction portion 240 near the ejector 230 .

In addition, the sliding sheet 200 is also provided with a slot 250. The slot 250 can be matched with the bump 150 on the housing to assist in positioning. The area of the bump 150 is smaller than that of the slot 250, for example The size in the sliding direction of the sliding piece 200 is small, so that the sliding space of the sliding piece 200 is reserved.

The sliding piece 200 includes a first inserting piece 291 and a second inserting piece 292 , which are located on the upper and lower sides of the sliding piece, respectively. The inserting pieces are arranged in the chute 140 to realize the positioning and sliding of the sliding piece 200 .

Further, the sliding piece 200 includes two, which are located in the sliding grooves 140 on opposite sides of the housing 100 , a connecting piece 210 is provided between the two sliding pieces 200 , and the spring piece 220 is connected to the on the connecting piece 210 .

The pull ring package 300 includes two connecting parts and a force-bearing part sandwiched between the two connecting parts, and the two connecting parts and the force-bearing part enclose the end of the sliding sheet and the end of the casing to form an accommodating cavity. The side of the connecting portion facing the casing 100 is provided with an engaging groove 320 , the engaging groove 320 is rotatably connected with the casing 100 through the big head stud 110 , and the engaging member 320 is arranged on the engaging groove 320 The side facing away from the opening is arranged in the first movable groove 260 . The two connecting parts are respectively connected on both sides of the housing 100, and the ends of the two connecting parts are connected by the force-receiving part, which increases the rotational force arm of the connecting part, so that the user can pull the force-receiving part with a small force. The function of the rotating connection part can be realized, and the rotation stability of the pull ring is enhanced.

Based on the above structure, an embodiment of the present invention also provides a method for unlocking a ring pull of an optical module, including:

Pull the pull ring to disengage the pull ring from the slide;

Continue to pull the slider to rotate around the stud, so that the stopper of the pull ring contacts the limiter of the slider, and then pulls the slider to slide along the chute to unlock, and the reed of the slider accumulates elastic potential energy at this time; and

Loosen the pull ring, the reed of the sliding plate releases the elastic potential energy to reset the sliding plate.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit and scope of the invention. Thus, provided that these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims (9)

1. An optical module pull ring unlocking mechanism is characterized in that, comprising: A casing (100), two sides of one end of the casing are provided with studs, and two sides of the casing are provided with sliding grooves; A sliding sheet (200), the sliding sheet is movably arranged in the chute, one end of the sliding sheet is provided with a spring sheet (220), and the end portion (221) of the spring sheet is fixed in the housing, One end of the sliding sheet is further provided with a first movable groove (260) and a limiting member (261); and A pull ring (300), the pull ring can be rotatably arranged on the tack, and the pull ring has a locking piece (310), the locking piece is arranged in the first movable groove and can be connected with The limiting members act on each other. 2 . The pull-ring unlocking mechanism of an optical module according to claim 1 , wherein the large-headed protruding stud is integrally formed on the casing. 3 . 3 . The pull-ring unlocking mechanism of an optical module according to claim 2 , wherein the reed is in an “S” shape. 4 . 4 . The ring-pulling unlocking mechanism of the optical module according to claim 3 , wherein the end of the housing is provided with a fixing hole, and the end of the spring is fixed in the fixing hole. 5 . 5. The optical module pull-ring unlocking mechanism according to claim 1, characterized in that, one end of the sliding sheet is further provided with a second movable groove (270), and the stud passes through the second movable groove , the sliding sheet is arranged between the casing and the pull ring. 6. The optical module pull-ring unlocking mechanism according to claim 1, wherein one end of the sliding sheet is further provided with a protrusion (280), and the pull-ring is provided with a corresponding opening (330). When the protrusion is located in the opening, the pull ring is fixed to the sliding sheet, and when the opening is separated from the protrusion, the pull ring is rotatable around the stud. 7 . The optical module pull-ring unlocking mechanism according to claim 1 , wherein the sliding sheet includes two, which are located in the sliding grooves on opposite sides of the housing, and between the two sliding sheets. 8 . A connecting piece (210) is provided, and the spring piece is connected to the connecting piece. 8. The method for manufacturing a pull-ring unlocking mechanism of an optical module according to claim 1, wherein the other end of the sliding sheet is provided with an ejector (230). 9. A method for unlocking a ring pull of an optical module, comprising: Pull the pull ring to disengage the pull ring from the slide; Continue to pull the slider to rotate around the stud, so that the stopper of the pull ring contacts the limiter of the slider, and then pulls the slider to slide along the chute to unlock, and the reed of the slider accumulates elastic potential energy at this time; and Loosen the pull ring, the reed of the sliding plate releases the elastic potential energy to reset the sliding plate.

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