CN211402844U

CN211402844U - Optical module detachable card seat structure

Info

Publication number: CN211402844U
Application number: CN201922500014.0U
Authority: CN
Inventors: 刘颖军; 何国艳; 刘思颖; 刘艳霞; 刘春燕
Original assignee: Dongguan Kexin Hardware Technology Co ltd
Current assignee: Dongguan Kexin Hardware Technology Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-09-01
Anticipated expiration: 2029-12-31

Abstract

The utility model provides a cassette structure can be dismantled to optical module, which comprises a housin, the casing has base and upper cover, be equipped with the holding chamber that is used for accomodating circuit board and optical fiber splice on the base, the upper cover closing cap is on the holding chamber, the holding intracavity is equipped with the screens subassembly that is used for the card cover in optical fiber splice, the screens subassembly includes lower cassette and the last cardboard that corresponds with lower cassette, the holding chamber is equipped with the mounting groove with lower cassette adaptation, lower cassette demountable installation is in the mounting groove, the lower surface of upper cover is located to the last cardboard to with upper cover integrated into one piece, the upper surface of lower cassette is equipped with the arc draw-in groove that corresponds with the outer disc of optical fiber splice, the outer disc of optical fiber splice is equipped with the holding ring, the middle part of arc draw-in groove is equipped with the constant head tank. The utility model discloses can realize that same base is applicable to not unidimensional optical fiber splice's equipment, the commonality is good, can reduce the manufacturing cost of enterprise, simplifies the equipment process, improves the packaging efficiency.

Description

Optical module detachable card seat structure

Technical Field

The utility model relates to a communication equipment technical field, concretely relates to cassette structure can be dismantled to optical module.

Background

With the progress of science and technology, optical communication products are more and more designed to be miniaturized and highly integrated, optical modules used for communication products are also developed towards miniaturization and high integration, and accordingly, the number and the types of optical devices integrated in the optical modules are also increased. Traditional optical module mainly comprises upper cover, base and shielding metal shrapnel, is provided with the cassette that is used for cutting ferrule fiber splice on the base, nevertheless because cassette and base are by metal material integrated into one piece, this base can only be applicable to the fiber splice of specific size and assemble, leads to the fiber splice of different sizes to need to change the base that corresponds with it, and the commonality is poor, increases enterprise manufacturing cost.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the disappearance that prior art exists, provide a cassette structure can be dismantled to optical module, its equipment that can realize that same base is applicable to not unidimensional optical fiber splice, the commonality is good, can reduce the manufacturing cost of enterprise.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a cassette structure can be dismantled to optical module, includes the casing, the casing has base and upper cover, be equipped with the holding chamber that is used for accomodating circuit board and optical fiber splice on the base, the upper cover closing cap is on the holding chamber, the holding intracavity is equipped with the screens subassembly that is used for the card cover in optical fiber splice, the screens subassembly includes lower cassette and the last cardboard that corresponds with lower cassette, the front end in holding chamber is equipped with the mounting groove with lower cassette adaptation, lower cassette demountable installation is in the mounting groove, the lower surface of upper cover is located to last cardboard to with upper cover integrated into one piece, the upper surface of lower cassette is equipped with the arc draw-in groove that corresponds with the outer disc of optical fiber splice, the outer disc of optical fiber splice is equipped with the holding ring, the middle part of arc draw-in groove is equipped with the constant head.

As a preferred scheme, the lower surface of the upper clamping plate is provided with an arc-shaped groove with a downward opening, and the opening width of the arc-shaped groove is larger than that of the arc-shaped clamping groove.

As a preferred scheme, the lower clamping seat is made of plastic materials.

Preferably, the upper cover and the upper clamping plate are integrally formed by metal materials.

As a preferable scheme, the shell is also provided with a shielding metal elastic sheet.

Compared with the prior art, the utility model has obvious advantages and beneficial effects, specifically speaking, through setting the lower clamping seat and the upper clamping plate corresponding to the lower clamping seat, the mounting groove is arranged in the holding cavity of the base, the lower clamping seat can be detachably mounted in the mounting groove, thereby the replacement of the lower clamping seat corresponding to the optical fiber connector can realize that the same base is suitable for the assembly of the optical fiber connectors with different sizes, the universality is good, and the manufacturing cost of enterprises can be reduced; the lower clamping seat is made of plastic materials to replace traditional metal materials, so that the material cost can be reduced; through setting up upper cover and last cardboard integrated into one piece, can assemble the base with upper cover and last cardboard simultaneously on, simplify the equipment process, improve the packaging efficiency.

To more clearly illustrate the structural features and technical means of the present invention and the specific objects and functions achieved thereby, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments:

drawings

FIG. 1 is a schematic view of an assembly structure according to an embodiment of the present invention;

FIG. 2 is an exploded view of an embodiment of the present invention;

fig. 3 is a schematic view of an upper cover structure according to an embodiment of the present invention.

The attached drawings indicate the following:

10-a housing; 11-a base; 111-a housing chamber;

12-mounting grooves; 13-upper cover; 14-an upper clamping plate;

141-an arc-shaped groove; 15-lower clamping seat; 151-arc-shaped clamping groove;

152-a positioning groove; 16-shielding metal elastic sheet; 20-a circuit board;

21-optical fiber joint; 22-positioning ring.

Detailed Description

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the indicated position or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.

As shown in fig. 1-3, a detachable card holder structure of an optical module includes a housing 10, the housing 10 has a base 11 and an upper cover 13, the housing 10 is further equipped with a shielding metal elastic sheet 16, the base 11 is provided with an accommodating cavity 111 for accommodating a circuit board 20 and an optical fiber connector 21, the upper cover 13 is covered on the accommodating cavity 111, the accommodating cavity 111 is provided with a clamping component for clamping and connecting the optical fiber connector 21, the clamping component includes a lower card holder 15 and an upper card holder 14 corresponding to the lower card holder 15, the lower card holder 15 is formed by a plastic material, the front end of the accommodating cavity 111 is provided with an installation groove 12 adapted to the lower card holder 15, the lower card holder 15 is detachably installed in the installation groove 12, the upper card holder 14 is disposed on a lower surface of the upper cover 13, the upper cover 13 and the upper card holder 14 are integrally formed by a metal material, an arc-shaped clamping groove 151 corresponding to an outer circumferential surface of the optical fiber connector 21 is disposed on an upper surface of the, the outer circular surface of the optical fiber connector 21 is provided with a positioning ring 22, the middle part of the arc-shaped clamping groove 151 is provided with a positioning groove 152 corresponding to the positioning ring 22, the lower surface of the upper clamping plate 14 is provided with an arc-shaped groove 141 with a downward opening, and the opening width of the arc-shaped groove 141 is greater than that of the arc-shaped clamping groove 151.

To sum up, the utility model has the advantages that the lower clamping seat and the upper clamping plate corresponding to the lower clamping seat are arranged, the mounting groove is arranged in the accommodating cavity 111 of the base, and the lower clamping seat can be detachably mounted in the mounting groove, so that the same base can be suitable for assembling optical fiber connectors with different sizes by replacing the lower clamping seat corresponding to the optical fiber connectors, the universality is good, and the manufacturing cost of enterprises can be reduced; the lower clamping seat is made of plastic materials to replace traditional metal materials, so that the material cost can be reduced; through setting up upper cover and last cardboard integrated into one piece, can assemble the base with upper cover and last cardboard simultaneously on, simplify the equipment process, improve the packaging efficiency.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, so any modifications, equivalent replacements, improvements, etc. made to the above embodiments by the technology of the present invention are all within the scope of the technical solution of the present invention.

Claims

1. A detachable clamping seat structure of an optical module comprises a shell, wherein the shell is provided with a base and an upper cover, the base is provided with a containing cavity for containing a circuit board and an optical fiber connector, the upper cover is covered on the containing cavity in a sealing manner, and a clamping component for clamping and sleeving the optical fiber connector is arranged in the containing cavity, the detachable clamping seat structure is characterized in that the clamping component comprises a lower clamping seat and an upper clamping plate corresponding to the lower clamping seat, the front end of the containing cavity is provided with a mounting groove matched with the lower clamping seat, the lower clamping seat is detachably mounted in the mounting groove, the upper clamping plate is arranged on the lower surface of the upper cover and is integrally formed with the upper cover, the upper surface of the lower clamping seat is provided with an arc-shaped clamping groove corresponding to the outer circular surface of the optical fiber connector, the outer circular surface of the optical fiber connector is provided with a positioning ring, the middle part of the arc-shaped, the opening width of the arc-shaped groove is larger than that of the arc-shaped clamping groove.

2. The optical module removable cartridge structure of claim 1, wherein the lower cartridge is formed of a plastic material.

3. The optical module removable cartridge structure of claim 1, wherein the upper cover and the upper clamping plate are integrally formed of a metal material.

4. The optical module detachable card holder structure according to claim 1, wherein a shielding metal spring is further assembled outside the housing.