CN211236363U

CN211236363U - Improved optical module structure

Info

Publication number: CN211236363U
Application number: CN202020076501.9U
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: 2020-01-13
Filing date: 2020-01-13
Publication date: 2020-08-11
Anticipated expiration: 2030-01-13

Abstract

The utility model provides an optical module structure of improvement, including plastic base, metallic shield cover, circuit board, optical fiber splice and a plurality of welding foot, be equipped with the holding chamber that is used for holding optical fiber splice on the base, the one end in holding chamber is equipped with the screens subassembly that is used for the card cover in optical fiber splice, the screens subassembly includes the cassette and the cardboard that corresponds with the cassette, the upper surface of cassette is equipped with the arc draw-in groove, the lower surface of cardboard is equipped with the opening arc recess down, and is a plurality of the welding foot is connected with base integrated into one piece through moulding plastics to the welding foot is two rows of distributions in the left and right sides in holding chamber, the upper and lower both sides of base are worn out respectively at the both ends of welding foot, the upper end and the circuit board of welding foot are connected to pass the circuit board and upwards. The utility model discloses can use manpower sparingly the cost, the structure sets up simply, reduces optical module production process for the equipment is convenient and fast more, improves production efficiency, reduces the manufacturing cost of enterprise.

Description

Improved optical module structure

Technical Field

The utility model relates to a communication equipment technical field, concretely relates to optical module structure of improvement.

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 metal shielding cover, base and shielding metal shrapnel, set up circuit board and optical fiber splice on the base, the base adopts the shaping of zinc alloy material usually, take place the short circuit problem for welding foot and base contact on preventing the circuit board, generally need set up the plastic locating piece alone, the staff utilizes frock and nailer to insert in the through-hole on the plastic locating piece with the welding foot, utilize hold-down mechanism to compress tightly the welding foot and weld on the circuit board again, at last with welded circuit board equipment on the base, thereby make the plastic locating piece separate welding foot and base, but such structure sets up complicacy, it is many to cause optical module production processes, consume a large amount of labours, low in production efficiency, enterprise's manufacturing cost is high.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the disappearance that prior art exists, provide an optical module structure of improvement, it can effectively avoid the problem that the short circuit takes place for the welding foot, can save the cost of labor, reduces optical module production process for equipment convenient and fast improves production efficiency, reduces the manufacturing cost of enterprise.

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

the utility model provides an optical module structure of improvement, includes plastic base, metal shielding cover, circuit board, optical fiber splice and a plurality of welding foot, be equipped with the holding chamber that is used for holding optical fiber splice on the base, the one end in holding chamber is equipped with the screens subassembly that is used for the block cover in optical fiber splice, the screens subassembly includes the cassette and the cardboard that corresponds with the cassette, the upper surface of cassette is equipped with the arc draw-in groove that corresponds with optical fiber splice's outer disc, the lower surface of cardboard is equipped with opening arc recess down, and is a plurality of the welding foot is connected with base integrated into one piece through moulding plastics to the welding foot is two rows and distributes in the left and right sides in holding chamber, the upper and lower both sides of base are worn out respectively at the both ends of welding foot, the upper end and the circuit board of welding foot are connected.

As a preferred scheme, the clamping seat and the base are integrally formed by plastic materials.

As a preferred scheme, the both sides in holding chamber all are equipped with the locating piece, locating piece and base are by plastic material integrated into one piece, the welding foot distributes on the locating piece.

As a preferable scheme, the lower surface of the circuit board is attached to the upper surface of the positioning block.

As a preferred scheme, a plurality of through holes for the welding pins to penetrate out upwards are arranged on the circuit board.

Preferably, the welding foot is arranged in a cylindrical shape.

Compared with the prior art, the utility model has obvious advantages and beneficial effects, particularly, the plastic material is adopted to replace the traditional zinc alloy material forming base, so that the problem of short circuit of the welding foot can be effectively avoided; and the welding foot is connected with base integrated into one piece through moulding plastics, and the upper and lower both sides of base are worn out respectively to the both ends of welding foot, consequently do not need the staff alone to insert the welding foot on the plastic locating piece, can use manpower sparingly the cost, and the structure sets up simply, reduces optical module production process for the equipment is convenient and fast more, improves production efficiency, reduces the manufacturing cost of enterprise.

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 the embodiment of the present invention.

The attached drawings indicate the following:

10-a plastic base; 11-a metal shield; 12-a housing chamber;

13-a cassette; 131-arc clamping grooves; 14-a card board;

141-an arc-shaped groove; 15-welding feet; 16-a positioning block;

20-a circuit board; 21-a through hole; 22-optical fiber splice.

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. 1-2, an improved optical module structure includes a plastic base 10, a metal shielding cover 11, a circuit board 20, an optical fiber connector 22, and a plurality of welding pins 15, wherein the base is provided with an accommodating cavity 12 for accommodating the optical fiber connector 22, one end of the accommodating cavity 12 is provided with a clamping component for being clamped and sleeved on the optical fiber connector 22, the clamping component includes a clamping seat 13 and a clamping plate 14 corresponding to the clamping seat 13, the clamping seat 13 and the base are integrally formed by a plastic material, an arc-shaped clamping groove 131 corresponding to an outer circumferential surface of the optical fiber connector 22 is provided on an upper surface of the clamping seat 13, an arc-shaped groove 141 with a downward opening is provided on a lower surface of the clamping plate 14, the plurality of welding pins 15 are integrally formed with the base by injection molding, the welding pins 15 are distributed on two left and right sides of the accommodating cavity 12 in two rows, positioning blocks 16 are provided, locating piece 16 and base are by plastic material integrated into one piece, welding foot 15 distributes on locating piece 16, the upper and lower both sides of base are worn out respectively at the both ends of welding foot 15, the upper end and the circuit board 20 of welding foot 15 are connected to it upwards stretches out to pass circuit board 20, the lower surface of circuit board 20 and the laminating of the upper surface of locating piece 16, be equipped with a plurality of through-holes 21 that supply welding foot 15 to upwards wear out on the circuit board 20, welding foot 15 is cylindrical setting.

It should be noted that, the utility model provides a base is when the shaping, utilizes the arm directly to put into the mould with the welding foot and is connected with base integrated into one piece.

In summary, the utility model adopts the plastic material to replace the traditional zinc alloy material forming base, so as to effectively avoid the short circuit problem of the welding feet; and the welding foot is connected with base integrated into one piece through moulding plastics, and the upper and lower both sides of base are worn out respectively to the both ends of welding foot, consequently do not need the staff alone to insert the welding foot on the plastic locating piece, can use manpower sparingly the cost, and the structure sets up simply, reduces optical module production process for the equipment is convenient and fast more, improves production efficiency, reduces the manufacturing cost of enterprise.

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. The utility model provides an optical module structure of improvement, includes plastic base, metal shielding cover, circuit board, optical fiber splice and a plurality of welding foot, be equipped with the holding chamber that is used for holding optical fiber splice on the base, the one end in holding chamber is equipped with the screens subassembly that is used for the block cover in optical fiber splice, the screens subassembly includes cassette and the cardboard that corresponds with the cassette, the upper surface of cassette is equipped with the arc draw-in groove that corresponds with optical fiber splice's outer disc, the lower surface of cardboard is equipped with opening arc recess down, its characterized in that, and is a plurality of the welding foot is connected with base integrated into one piece through moulding plastics to the welding foot is two rows and distributes in the left and right sides in holding chamber, the upper and lower both sides of base are worn out respectively at the both ends of welding foot, the upper end and the circuit board of welding foot are connected.

2. The improved optical module structure as claimed in claim 1, wherein the card socket and the base are integrally formed by plastic material.

3. The improved optical module structure as claimed in claim 1, wherein positioning blocks are disposed on both sides of the accommodating cavity, the positioning blocks and the base are integrally formed by plastic material, and the welding pins are distributed on the positioning blocks.

4. The improved optical module structure of claim 3, wherein the lower surface of the circuit board is attached to the upper surface of the positioning block.

5. The improved optical module structure of claim 4, wherein the circuit board has a plurality of through holes for the solder pins to pass through.

6. The improved optical module structure as claimed in claim 5, wherein said solder foot is disposed in a cylindrical shape.