CN213023670U

CN213023670U - Low-loss light passive module

Info

Publication number: CN213023670U
Application number: CN202022106928.1U
Authority: CN
Inventors: 温首新
Original assignee: Shenzhen Bitnet Technology Co ltd
Current assignee: Shenzhen Bitnet Technology Co ltd
Priority date: 2020-09-23
Filing date: 2020-09-23
Publication date: 2021-04-20
Anticipated expiration: 2030-09-23

Abstract

The utility model provides a low-loss light passive module, which comprises an outer shell, the fin, light interface and inner shell, be inside hollow cuboid form in the shell, and the shell inner wall all is provided with a plurality of fins, the inside inner shell that is provided with of shell, inner shell one end is provided with the light interface, the inner shell is by the inferior valve, the pothook, optoelectronic device, the PCB circuit board, the row's needle, the epitheca, fixture block and row's needle punch combination become, through screw fixed connection between inferior valve and the epitheca, inferior valve one side is connected with optoelectronic device through the pothook, and optoelectronic device and light interface electric connection, optoelectronic device one end is connected with the PCB circuit board. The low-loss light passive module can reduce the probability of integral high-load work, increase the integral operation stability and reduce the integral loss.

Description

Low-loss light passive module

Technical Field

The utility model relates to an optical fiber communication technical field specifically is a low-loss light passive module.

Background

The optical passive device is an important component of optical fiber communication equipment and is also an indispensable component in other optical fiber application fields. The optical fiber sensor has the characteristics of high return loss, low insertion loss, high reliability, stability, mechanical wear resistance, corrosion resistance, easiness in operation and the like, and is widely applied to long-distance communication, regional networks, fiber-to-the-home, video transmission, optical fiber sensing and the like. The whole radiating effect of the existing light passive module is poor, so that the whole high-load working state is easy to overload, the power consumption of the light passive module is increased, and the service life and the safety of the whole light passive module are reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the shortcoming that exists among the background art, provide a low-loss light passive module.

In order to achieve the above object, the present invention provides a low-loss passive optical module, which comprises an outer housing, a plurality of heat dissipation fins, an optical interface, and an inner housing, wherein the inner housing is a hollow cuboid, and the inner wall of the outer housing is provided with a plurality of heat dissipation fins, the inner housing is arranged inside the outer housing, the optical interface is arranged at one end of the inner housing, the inner housing is composed of a lower housing, hooks, an optoelectronic device, a PCB circuit board, pins, an upper housing, a fixture block, and pin holes, the lower housing and the upper housing are fixedly connected by screws, the optoelectronic device is connected to one side of the lower housing by the hooks, the optoelectronic device is electrically connected to the optical interface, one end of the optoelectronic device is connected to the PCB circuit board, the PCB circuit board is electrically connected to the optoelectronic device, the plurality of the pins are arranged on one side of the PCB circuit board, and the lower shell is provided with a plurality of pin arranging holes.

Further, the shell and the radiating fins are integrally formed, and the radiating fins are arranged in the shell at equal intervals.

Furthermore, the outer shell and the radiating fins are both made of copper materials, and the radiating fins are tightly attached to the inner shell.

Further, the lower shell and the upper shell are made of aluminum alloy materials.

Furthermore, the clamping hook and the clamping block are matched for use to limit and fix the photoelectronic device.

Furthermore, a plurality of pin arranging holes on the lower shell are matched with the pin arranging holes in size.

The utility model provides a low-loss light passive module has following beneficial effect:

1. the utility model has the advantages of, the fin through arranging the setting at the shell equidistance dispels the heat to inside optoelectronic device and PCB circuit board, thereby the probability of whole high load work has been reduced, holistic operational stability has been increased, holistic loss has been reduced, shell and fin are made by copper material simultaneously, heat gives off with higher speed through self good thermal diffusivity, make whole high radiating effect that reaches, and the fin all closely laminates with the inner shell and further increased inside thermal discharge, thereby guarantee holistic normal operating, whole practicality has been increased.

2. Secondly, at the fixed in-process of installation, set up a plurality of row's pinhole on the inferior valve and can make things convenient for personnel erection joint, reduce the emergence that PCB circuit board drops the phenomenon from the inferior valve simultaneously, avoid damaging, the better advantage of stability.

Drawings

Fig. 1 is a schematic view of the overall cross-sectional structure of the present invention.

Fig. 2 is an overall exploded view of the inner shell of the present invention.

Fig. 3 is a schematic view of the overall structure of the present invention.

In FIGS. 1-3: the optoelectronic device comprises an outer shell-1, a heat sink-101, an optical interface-2, an inner shell-3, a lower shell-301, a hook-302, an optoelectronic device-303, a PCB circuit board-304, a pin header-305, an upper shell-306, a fixture block-307 and a pin header hole-308.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example (b):

referring to figures 1-3 of the drawings,

the low-loss passive optical module provided by this embodiment includes an outer housing 1, heat dissipation fins 101, an optical interface 2, and an inner housing 3, where the outer housing 1 is a hollow cuboid, and the inner wall of the outer housing 1 is provided with a plurality of heat dissipation fins 101, the outer housing 1 is provided with the inner housing 3, one end of the inner housing 3 is provided with the optical interface 2, the inner housing 3 is composed of a lower housing 301, hooks 302, an optoelectronic device 303, a PCB circuit board 304, pins 305, an upper housing 306, a fixture block 307, and pin holes 308, the lower housing 301 and the upper housing 306 are fixedly connected by screws, one side of the lower housing 301 is connected with the optoelectronic device 303 by the hooks 302, the optoelectronic device 303 is electrically connected with the optical interface 2, one end of the optoelectronic device 303 is connected with the PCB circuit board 304, the PCB circuit board 304 is electrically connected with the optoelectronic device 303, one side of the PCB circuit board 304 is provided with a plurality, the lower shell 301 is provided with a plurality of pin holes 308.

Further, the housing 1 and the heat dissipation fins 101 are integrally formed, the heat dissipation fins 101 are arranged in the housing 1 at equal intervals, and the heat dissipation fins 101 arranged in the housing 1 at equal intervals dissipate heat of the internal optoelectronic devices 303 and the PCB 304, so that the probability of overall high-load work is reduced, the overall operation stability is improved, and the overall loss is reduced.

Further, shell 1 and fin 101 are made by copper material, and fin 101 all closely laminates with inner shell 3, has further increased inside thermal discharge to guarantee holistic normal operating, increased whole practicality.

Further, the lower casing 301 and the upper casing 306 are made of aluminum alloy materials, and heat dissipation is accelerated through good heat dissipation performance of the lower casing and the upper casing, so that the whole high heat dissipation effect is achieved.

Furthermore, the hook 302 and the latch 307 are matched for use to limit and fix the optoelectronic device 303, and meanwhile, the phenomenon that the PCB 304 falls off from the lower shell 301 is reduced, so that the damage is avoided, and the stability is better.

Further, a plurality of row's pinhole 308 on inferior valve 301 is fit for with row's needle 305 size, and at the fixed in-process of installation, it can make things convenient for personnel's erection joint to have seted up a plurality of row's pinhole 308 on inferior valve 301, conveniently dispels the heat simultaneously.

The above is only the preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.

Claims

1. The low-loss passive optical module is characterized by comprising an outer shell (1), radiating fins (101), an optical interface (2) and an inner shell (3), wherein the outer shell (1) is internally hollow and rectangular, the inner wall of the outer shell (1) is provided with a plurality of radiating fins (101), the inner shell (3) is arranged in the outer shell (1), one end of the inner shell (3) is provided with the optical interface (2), the inner shell (3) is composed of a lower shell (301), a clamping hook (302), an optoelectronic device (303), a PCB (304), a pin header (305), an upper shell (306), a clamping block (307) and a pin header hole (308), the lower shell (301) and the upper shell (306) are fixedly connected through screws, one side of the lower shell (301) is connected with the optoelectronic device (303) through the clamping hook (302), and the optoelectronic device (303) is electrically connected with the optical interface (2), photoelectronic device (303) one end is connected with PCB circuit board (304), and PCB circuit board (304) and photoelectronic device (303) electric connection, PCB circuit board (304) one side is provided with a plurality of row needles (305), epitheca (306) one side is equipped with fixture block (307) with the supporting use of pothook (302), a plurality of row needle holes (308) have been seted up on inferior valve (301).

2. The low loss optically passive module according to claim 1, characterized in that the housing (1) is integrally formed with heat sinks (101), and the heat sinks (101) are arranged equidistantly within the housing (1).

3. The low loss optically passive module according to claim 1, characterized in that the outer housing (1) and the heat sink (101) are both made of copper material, and the heat sink (101) is tightly attached to the inner housing (3).

4. The low loss optical passive module according to claim 1, characterized in that the lower housing (301) and the upper housing (306) are made of aluminum alloy.

5. The low-loss passive optical module according to claim 1, wherein the hook (302) and the latch (307) are used together to limit and fix the optoelectronic device (303).

6. The low loss optically passive module according to claim 1, characterized in that the plurality of pin headers (308) on the lower housing (301) are sized to fit the pin headers (305).