CN213302600U

CN213302600U - QSFP28 optical module

Info

Publication number: CN213302600U
Application number: CN202022369028.6U
Authority: CN
Inventors: 莫国善
Original assignee: Xiangshan Jiny Photoelectric Technology Co ltd
Current assignee: Xiangshan Jiny Photoelectric Technology Co ltd
Priority date: 2020-10-22
Filing date: 2020-10-22
Publication date: 2021-05-28
Anticipated expiration: 2030-10-22

Abstract

The utility model discloses a QSFP28 optical module, which comprises a bottom shell, wherein the bottom shell is of a box-shaped structure with an open top, the top of the bottom shell is provided with a top plate made of heat conducting material, the top surface of the top plate is provided with a plurality of heat radiating fins, the bottom surface of the top cover is fixedly connected with an elastic part made of heat conducting material, the edges of the front side and the rear side of the bottom surface of the top cover are respectively provided with a positioning edge which protrudes downwards, the left end surface and the right end surface of the positioning edge are respectively provided with a positioning hole, the top of the bottom shell is provided with two positioning, the right end part is provided with a limiting groove, a positioning column which can move along the length direction of the positioning groove is arranged in the limiting groove, the positioning column is matched with the positioning hole and is connected with the positioning hole, the top of the bottom shell is also provided with a sliding part connected with the positioning column, the positioning column is linked with the sliding connection, and the sliding part can slide one end of the positioning column out of the limiting groove into the positioning hole. The utility model discloses have good radiating effect, easy dismounting, the user of being convenient for maintains and maintains.

Description

QSFP28 optical module

Technical Field

The utility model relates to an optical module technical field especially relates to a QSFP28 optical module.

Background

The optical module is composed of an optoelectronic device, a functional circuit, an optical interface and the like, wherein the optoelectronic device comprises a transmitting part and a receiving part. In brief, the optical module functions in that a transmitting end converts an electrical signal into an optical signal, and a receiving end converts the optical signal into the electrical signal after the optical signal is transmitted through an optical fiber

The optical module is mainly applied to telecommunication and data communication. The functional circuit part of the optical module accounts for 50% of heat consumption, and the photoelectronic device accounts for 50% of heat consumption. The former has high temperature specification and generally has no heat dissipation problem. The latter is in rigid contact with the shell of the optical module connector, so that the heat dissipation difficulty is high; in addition, the existing optical module has a troublesome outer shell package, is inconvenient to disassemble, and is very inconvenient when the optical module needs to be maintained and repaired. In view of this, those skilled in the art improve the existing optical module to meet the market demand.

Disclosure of Invention

An object of the utility model is to provide a QSFP28 optical module convenient to dismouting, radiating effect are good.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a QSFP optical module comprises a bottom shell, wherein the bottom shell is of a box-shaped structure with an open top, a top plate made of a heat-conducting material is arranged at the top of the bottom shell, a plurality of heat-radiating fins are arranged on the top surface of the top plate, an elastic part made of the heat-conducting material is fixedly connected to the bottom surface of the top cover, downwardly-protruding positioning edges are arranged on the edges of the front side and the rear side of the bottom surface of the top cover, positioning holes are arranged on the left end surface and the right end surface of each positioning edge, two positioning grooves matched with the positioning edges are arranged at the top of the bottom shell, the positioning edges are connected with the positioning grooves, limiting grooves are arranged on the left end portion and the right end portion of each positioning groove, positioning columns capable of moving along the length direction of the positioning grooves are arranged in the limiting grooves and matched with the positioning holes, and the sliding part can slide one end of the positioning column out of the limiting groove into the positioning hole.

Preferably, the plurality of heat dissipation fins are arranged along the length direction of the top plate at predetermined intervals.

Preferably, the bottom shell is provided with an inner cavity for storing the optoelectronic devices, and the bottom of the inner cavity is fixedly connected with the elastic component.

Preferably, the bottom of the bottom shell is provided with the plurality of heat dissipation fins.

Preferably, a spring is arranged in the limiting groove, one end of the spring is fixedly connected to the inner wall of the limiting groove, the other end of the spring is connected with the positioning column, and the spring always applies acting force to the positioning column towards the center of the positioning groove.

Compared with the prior art, the beneficial effects of the utility model reside in that: the top plate arranged at the top of the bottom shell is provided with the heat dissipation fins and the elastic part made of the heat conduction material, so that the heat dissipation of the photoelectronic device in the bottom shell is facilitated, the heat dissipated by the photoelectronic device in the bottom shell is transmitted to the elastic part, then transmitted to the heat dissipation fins through the top plate made of the heat conduction material, and finally dissipated to the external environment; in addition, the positioning edge at the bottom of the top plate is inserted into the positioning groove at the top of the bottom shell, the two sliding parts are shifted towards the center of the positioning groove, and the positioning column is inserted into the positioning hole, so that the top plate is fixedly connected with the bottom shell; the two sliding parts are respectively shifted to two sides, so that the positioning columns are separated from the positioning holes, then the top plate is upwards taken out, the positioning edges are separated from the positioning grooves, the separation of the top plate and the bottom shell is realized, and a user can conveniently maintain the photoelectronic devices in the bottom shell.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is an enlarged view of FIG. 2A;

fig. 4 is a schematic view of a bottom case and a top plate separated from each other.

In the figure: 1. a bottom case; 2. a top plate; 3. heat dissipation fins; 4. an elastic member; 5. positioning the edge; 6. positioning holes; 7. positioning a groove; 8. a limiting groove; 9. a positioning column; 10. a slider; 11. an optoelectronic device; 12. an inner cavity; 13. a spring.

Detailed Description

The present invention will be further described with reference to the following detailed description, and it should be noted that, in the premise of no conflict, the embodiments or technical features described below can be arbitrarily combined to form a new embodiment.

In the description of the present invention, it should be noted that, for the orientation words, there are terms such as "center", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicating the orientation and positional relationship based on the orientation or positional relationship shown in the drawings, which are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and cannot be construed as limiting the specific scope of the present invention.

It is noted that the terms first, second and the like in the description and in the claims of the present invention are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.

The terms "comprises," "comprising," and "having," and any variations thereof, in the description and claims of the present invention, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

As shown in fig. 1 to 4, a QSFP optical module comprises a bottom shell 1, the bottom shell 1 is a box-shaped structure with an open top, a top plate 2 made of a heat conducting material is disposed on the top of the bottom shell 1, a plurality of heat dissipating fins 3 are disposed on the top surface of the top plate 2, an elastic component 4 made of a heat conducting material is fixedly connected to the bottom surface of the top cover, positioning edges 5 protruding downward are disposed on the front and rear side edges of the bottom surface of the top cover, positioning holes 6 are disposed on the left and right end surfaces of the positioning edges 5, two positioning grooves 7 adapted to the positioning edges 5 are disposed on the top of the bottom shell 1, the positioning edges 5 are connected to the positioning grooves 7, limiting grooves 8 are disposed on the left and right end portions of the positioning grooves 7, positioning posts 9 movable along the length direction of the positioning grooves 7 are disposed in the limiting grooves 8, the positioning posts 9 are adapted to the positioning holes 6, the positioning posts, and the sliding part 10 can slide one end of the positioning column 9 out of the limiting groove 8 into the positioning hole 6.

The top plate 2 arranged on the top of the bottom shell 1 is provided with the heat dissipation fins 3 and the elastic part 4 made of the heat conduction material, so that the heat dissipation of the photoelectronic device 11 in the bottom shell 1 is facilitated, the heat dissipated by the photoelectronic device 11 in the bottom shell 1 is transmitted to the elastic part 4, then transmitted to the heat dissipation fins 3 through the top plate 2 made of the heat conduction material, and finally dissipated to the external environment; in addition, the positioning edge 5 at the bottom of the top plate 2 is inserted into the positioning groove 7 at the top of the bottom shell 1, the two sliding parts 10 are shifted towards the center of the positioning groove 7, and the positioning column 9 is inserted into the positioning hole 6, so that the top plate 2 is fixedly connected with the bottom shell 1; the two sliding parts 10 are respectively shifted to two sides, so that the positioning columns 9 are separated from the positioning holes 6, then the top plate 2 is upwards taken out, the positioning edges 5 are separated from the positioning grooves 7, the separation of the top plate 2 and the bottom shell 1 is realized, and a user can conveniently maintain the photoelectronic devices 11 in the bottom shell 1.

As a preferred embodiment, a plurality of radiator fins 3 are arranged at predetermined intervals along the length direction of the top plate 2. The heat exchange area between the external air and the radiating fins 3 is increased, and the radiating efficiency is improved.

In a preferred embodiment, bottom shell 1 is provided with an internal cavity 12 for storing optoelectronic devices 11, and elastic member 4 is fixedly attached to the bottom of internal cavity 12. The optoelectronic device 11 is placed in the bottom case 1 and is clamped between the top cover bottom elastic component 4 and the inner cavity 12 bottom elastic component 4, heat of the optoelectronic device 11 can be directly transmitted to the elastic component 4, in addition, the optoelectronic device 11 is fixed in the bottom case 1 under the extrusion of the elastic component 4, and the elastic component 4 can be a spring piece.

As a preferred embodiment, the bottom of the bottom case 1 is provided with a plurality of heat dissipation fins 3. Further improving the heat dissipation efficiency.

In a preferred embodiment, a spring 13 is disposed in the limit groove 8, one end of the spring 13 is fixed to the inner wall of the limit groove 8, the other end of the spring 13 is connected to the positioning column 9, and the spring 13 always applies an acting force to the positioning column 9 toward the center of the positioning groove 7. When the top plate 2 is disassembled and the sliding parts 10 are shifted to two sides, the positioning columns 9 are separated from the positioning holes 6 and are retracted into the limiting grooves 8, and then the top plate 2 is pulled out upwards; when roof 2 is adorned, aim at the locating hole 6 of 5 left ends on roof 2 location limit and aim at left side reference column 9 and insert to left side extrusion reference column 9 will be located right side slider 10 and stir right, and right side reference column 9 retraction spacing groove 8, spring 13 is compressed, arranges constant head tank 7 in totally as locating limit 5, and the spring 13 of compressed acts on right side reference column 9, makes reference column 9 insert in the right side locating hole 6 on locating limit 5, realizes roof 2 and drain pan 1 and combines.

The basic principles, main features and advantages of the present invention have been described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A QSFP28 optical module, comprising a bottom shell, the bottom shell being an open-top box-like structure characterized in that: the top of the bottom shell is provided with a top plate made of heat conducting material, the top surface of the top plate is provided with a plurality of heat radiating fins, the bottom surface of the top plate is fixedly connected with an elastic component made of heat conducting materials, the edges of the front side and the rear side of the bottom surface of the top plate are provided with positioning edges protruding downwards, the left end surface and the right end surface of the positioning edge are both provided with positioning holes, the top of the bottom shell is provided with two positioning grooves matched with the positioning edges, the positioning edge is connected with the positioning groove, the left end part and the right end part of the positioning groove are both provided with limiting grooves, a positioning column which is arranged in the limiting groove and can move along the length direction of the positioning groove, the positioning column is matched with the positioning hole, the positioning column is connected with the positioning hole, the top of the bottom shell is also provided with a sliding part connected with the positioning column, the positioning column is linked with the sliding connection, and the sliding part can slide one end of the positioning column out of the limiting groove into the positioning hole.

2. The QSFP28 optical module of claim 1, wherein: the plurality of radiating fins are arranged along the length direction of the top plate at preset intervals.

3. The QSFP28 optical module of claim 2, wherein: the bottom shell is provided with an inner cavity used for storing photoelectronic devices, and the bottom of the inner cavity is fixedly connected with the elastic component.

4. The QSFP28 optical module of claim 3, wherein: the bottom of the bottom shell is provided with the plurality of radiating fins.

5. The QSFP28 optical module of claim 4, wherein: the limiting groove is internally provided with a spring, one end of the spring is fixedly connected to the inner wall of the limiting groove, the other end of the spring is connected with the positioning column, and the spring always applies acting force to the positioning column towards the center of the positioning groove.