CN215067439U

CN215067439U - Optical fiber transceiver with high heat dissipation efficiency

Info

Publication number: CN215067439U
Application number: CN202121672213.0U
Authority: CN
Inventors: 杨道兵
Original assignee: Huizhou Luhe Industrial Co ltd
Current assignee: Huizhou Luhe Industrial Co ltd
Priority date: 2021-07-21
Filing date: 2021-07-21
Publication date: 2021-12-07
Anticipated expiration: 2031-07-21

Abstract

The utility model belongs to the technical field of optical fiber transceivers, in particular to an optical fiber transceiver with high heat dissipation efficiency, which comprises a shell, wherein a circuit mainboard is arranged in the shell, and the shell comprises a frame body and two groups of heat-conducting plates; the frame body is hollow and is used for accommodating a circuit main board; the two groups of heat conducting plates are respectively detachably connected to the upper end and the lower end of the frame body; wherein, two sets of heat-conducting plates are all used for absorbing the heat that is produced by the circuit mainboard to in the air of transmission to the external world. Therefore, the heat dissipation efficiency is greatly improved, the heat accumulated in the shell is reduced, and the normal work of the optical fiber transceiver is ensured.

Description

Optical fiber transceiver with high heat dissipation efficiency

Technical Field

The utility model belongs to the technical field of the fiber optic transceiver, especially, relate to a fiber optic transceiver that radiating efficiency is high.

Background

An optical fiber transceiver is an ethernet transmission medium conversion unit that exchanges short-distance twisted pair electrical signals and long-distance optical signals, and is also called an optical-electrical converter in many places. Products are generally applied in real network environments where ethernet cable cannot be covered, optical fibers must be used to extend transmission distance, and are typically targeted to access layer applications of broadband metropolitan area networks. Currently, the optical fiber transceivers on the market generate large heat and do not have a strong heat dissipation function. When the optical fiber transceiver is used, heat generated by the optical fiber transceiver is gathered in the equipment and is not easy to dissipate. In high temperature in summer, the normal operation of the equipment is easily influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an optical fiber transceiver that radiating efficiency is high aims at solving the technical problem that optical fiber transceiver's among the prior art radiating efficiency is low.

In order to achieve the above object, an embodiment of the present invention provides an optical fiber transceiver with high heat dissipation efficiency, which includes a housing, wherein a circuit board is installed in the housing, and the housing includes a frame body and two sets of heat conducting plates; the frame body is hollow and is used for accommodating the circuit main board; the two groups of heat-conducting plates are respectively detachably connected to the upper end and the lower end of the frame body; the two groups of heat conducting plates are used for absorbing heat generated by the circuit main board and transferring the heat to the outside air.

Optionally, the surfaces of the two groups of heat conducting plates, which are close to the frame body, are fixedly provided with connecting parts; the two groups of heat-conducting plates are covered on the frame body through the upper connecting parts of the heat-conducting plates; and the two connecting parts are detachably connected with the frame body.

Optionally, a plurality of heat dissipation plates are fixedly arranged on the surfaces of the two groups of heat conduction plates, which are far away from the frame body, and the plurality of heat dissipation plates are arranged at intervals along a predetermined direction.

Optionally, two sets of intermediate heat-conducting members are also included; the two groups of middle heat conducting pieces are respectively arranged at the upper end and the lower end of the frame body and respectively correspond to the two groups of heat conducting plates one by one; each intermediate heat-conducting member is in contact with the corresponding heat-conducting plate to transfer heat to the heat-conducting plate.

Optionally, the frame body is provided with a plurality of heat dissipation holes; the heat dissipation holes are all formed in the same surface of the frame body, and penetrate through the inner wall of the frame body and are communicated with the hollow portion of the frame body.

Optionally, a dustproof filter screen is further adhered to the frame body; the dustproof filter screen and the heat dissipation holes are positioned on the same surface of the frame body; wherein, the dustproof filter screen covers all the heat dissipation holes.

Optionally, a drying assembly for dehumidification is detachably connected to the frame body; the drying component penetrates through the frame body from the outer side of the frame body and is connected with the frame body.

Optionally, the drying assembly comprises a container and a connector; the container is used for storing desiccant for dehumidification; the container is detachably connected with the connector; the frame body is provided with a through hole for the container and the connector to penetrate through; the connector with the frame body can be dismantled and be connected.

Optionally, a first internal thread is arranged on the through hole, and a first external thread which is in fit connection with the first internal thread is arranged on the connecting head.

Optionally, a connecting threaded hole is formed in the connecting head, and a container external thread which is in adaptive connection with the connecting threaded hole is arranged on the container.

The embodiment of the utility model provides an above-mentioned one or more technical scheme in the optical fiber transceiver that the radiating efficiency is high has one of following technological effect at least: it should be noted that, a plurality of electronic components are disposed on the circuit main board, and the heat in the optical fiber transceiver is mainly generated by these electronic components, and both the two heat conduction plates are made of metal with high heat conductivity coefficient, and both the heat conduction plates are in contact with the circuit main board. The appearance of framework is the rectangle, and the middle part fretwork of this framework for hold circuit board. When the circuit board is used, the circuit board continuously generates heat, the heat is partially gathered in the shell, and partially transferred to the two groups of heat conducting plates and finally transferred to the outside air. Therefore, the heat dissipation efficiency is greatly improved, the heat accumulated in the shell is reduced, and the normal work of the optical fiber transceiver is ensured.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is an exploded view of an optical fiber transceiver with high heat dissipation efficiency according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of an optical fiber transceiver with high heat dissipation efficiency according to an embodiment of the present invention.

Fig. 3 is a front view of a drying assembly according to an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

10-shell 20-circuit board 11-heat conducting plate

12-frame 13-intermediate heat-conducting member 111-connecting part

112-heat dissipation plate 121-heat dissipation hole 122-drying assembly

123-hanging 1221-connecting head 1222-container.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary and intended to explain the embodiments of the present invention and are not to be construed as limiting the present invention.

In the description of the embodiments of the present invention, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which is only for convenience in describing the embodiments of the present invention and simplifying the description, and do not indicate or imply that the device or element so indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or as an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to specific situations.

In an embodiment of the present invention, as shown in fig. 1, an optical fiber transceiver with high heat dissipation efficiency is provided, which includes a housing 10, a circuit board 20 is installed in the housing 10, and the housing 10 includes a frame 12 and two sets of heat conducting plates 11; the frame body 12 is hollow and is used for accommodating the circuit main board 20; the two groups of heat conducting plates 11 are detachably connected to the upper end and the lower end of the frame body 12 respectively; wherein, the two sets of heat conducting plates 11 are used for absorbing the heat generated by the circuit main board 20 and transmitting the heat to the outside air.

Specifically, the circuit board 20 is installed on the heat conducting plate 11 located below, the circuit board 20 is provided with various electronic components, and the heat in the optical fiber transceiver is mainly generated by these electronic components, in this embodiment, heat conduction is adopted, and the medium is radiated in a solid manner, so that the two sets of heat conducting plates 11 are both made of aluminum metal with a higher heat conductivity coefficient, and the two heat conducting plates 11 are both in contact with the circuit board 20. The frame 12 is rectangular, and the middle of the frame 12 is hollow for accommodating the circuit board 20. In use, the circuit board 20 continuously generates heat, which is partly accumulated in the casing 10, partly transferred to the two sets of heat-conducting plates 11 and finally transferred to the outside air. Therefore, the heat dissipation efficiency is greatly improved, the heat accumulated in the shell 10 is reduced, and the normal work of the optical fiber transceiver is ensured.

In another embodiment of the present invention, as shown in fig. 1, the heat conducting plates 11 are fixed with connecting portions 111 on the surfaces thereof close to the frame 12; the two groups of heat conducting plates 11 are covered on the frame body 12 through upper connecting parts 111 thereof; both the connecting portions 111 are detachably connected to the frame 12. Specifically, the middle portion of the connecting portion 111 is hollowed out, so that the frame body 12 can be inserted into the connecting portion 111. The connecting portion 111 is provided with a through hole, the frame 12 is provided with a threaded hole of the frame 12, and the heat conducting plate 11 can be detachably connected with the frame 12 by using a bolt to pass through the through hole of the connecting portion 111 and connect with the threaded hole of the frame 12. Therefore, the heat conducting plate 11 is fixed on the frame body 12 through the bolts, stability is greatly improved, and compared with glue adhesion, the heat conducting plate is firmer.

In another embodiment of the present invention, as shown in fig. 1-2, a plurality of heat dissipation plates 112 are fixedly disposed on the surfaces of the two sets of heat conduction plates 11 away from the frame 12, and the plurality of heat dissipation plates 112 are spaced apart from each other along a predetermined direction. Specifically, in the present embodiment, several heat dissipation plates 112 are arranged at equal intervals in the width direction of the heat conduction plate 11. The heat generated by the circuit board 20 is sequentially transferred to the heat conducting plate 11 and the heat dissipating plate 112, and finally transferred to the outside air. The plurality of heat dissipation plates 112 arranged at intervals are provided to increase the heat dissipation area, thereby improving the heat dissipation efficiency.

In another embodiment of the present invention, as shown in fig. 1, two sets of intermediate heat-conducting members 13 are further included; the two groups of middle heat conducting pieces 13 are respectively arranged at the upper end and the lower end of the frame body 12 and respectively correspond to the two groups of heat conducting plates 11 one by one; each of the intermediate heat-conductive members 13 is in contact with the corresponding heat-conductive plate 11 to transfer heat to the heat-conductive plate 11. Specifically, the two intermediate heat-conducting members 13 are made of aluminum metal with high heat conductivity and low price. When in use, the heat generated by the circuit board 20 is sequentially transferred to the intermediate heat-conducting member 13, the heat-conducting plate 11 and the heat-dissipating plate 112, and finally transferred to the outside air. By the design, the structure of the heat conducting piece is simplified, and the inner wall surface of the heat conducting piece is not required to be provided with a protrusion to be in contact with the circuit main board 20, so that the processing time is shortened, and the production efficiency is improved.

In another embodiment of the present invention, as shown in fig. 1-2, the frame body 12 is provided with a plurality of heat dissipation holes 121; the plurality of heat dissipation holes 121 are all formed in the same surface of the frame 12, and the plurality of heat dissipation holes 121 all penetrate through the inner wall of the frame 12 and are communicated with the hollow portion of the frame 12. Specifically, the frame 12 is surrounded by four side plates. The heat dissipation holes 121 are formed in any one of the side plates and penetrate through the side plate. When in use, the optical fiber transceiver with high heat dissipation efficiency can dissipate heat through the heat conducting piece, and hot air in the optical fiber transceiver can flow to the outside through the plurality of heat dissipation holes 121 on the side plate, so that the heat in the shell 10 is reduced, and the heat dissipation efficiency is greatly improved.

In another embodiment of the present invention, a dustproof filter screen is further adhered to the frame body 12; the dustproof filter screen and the heat dissipation holes 121 are located on the same surface of the frame body 12; wherein, the dustproof filter screen covers all the heat dissipation holes 121. Specifically, the dust-proof filter net (not shown) and the heat dissipation holes 121 are located on the same side plate, the dust-proof filter net completely covers all the heat dissipation holes 121, and the dust-proof filter net is adhered to the outer surface of the side plate through glue, that is, the side plate is away from the surface of the circuit main board 20, so that people can clean the dust-proof filter net conveniently. By providing the dustproof filter net, it is possible to prevent external dust from flowing into the housing 10 in a large amount and adhering to the circuit board 20, thereby affecting heat dissipation.

In another embodiment of the present invention, as shown in fig. 1-2, a drying component 122 for dehumidification is detachably connected to the frame 12; the drying unit 122 is inserted into the frame 12 from the outside of the frame 12, and is connected to the frame 12. Specifically, the drying component 122 is provided with a drying agent therein, and in the present embodiment, the drying component 122 is mounted on any side plate where the heat dissipation hole 121 is not formed. It should be noted that the drying component 122 penetrates the side plate from the outside of the side plate to enter the casing 10, that is, the drying component 122 can be directly taken out from the outside and the drying agent can be replaced without disassembling the casing 10, which greatly improves the efficiency of replacing the drying agent. The drying component 122 is arranged to keep the air in the housing 10 dry, so as to prevent the optical fiber transceiver with high heat dissipation efficiency from working in a humid environment for a long time, thereby ensuring that the circuit board 20 can work normally, and prolonging the service life.

In another embodiment of the present invention, as shown in fig. 3, the drying component 122 includes a container 1222 and a connector 1221; the container 1222 is used for storing desiccant for dehumidification; the container 1222 is detachably connected with the connecting head 1221; the frame 12 is provided with a through hole for the container 1222 and the connector 1221 to penetrate through; the connector 1221 is detachably connected to the frame 12.

Further, be provided with first internal thread on the perforation, be provided with on the connector 1221 with first external screw thread of first internal thread adaptation connection. A connecting threaded hole is formed in the connecting head 1221, and an external thread of the container 1222, which is in adaptive connection with the connecting threaded hole, is arranged on the container 1222.

Specifically, the container 1222 is provided with a plurality of through holes so that the outside air can contact with the drying agent in the container 1222, the connector 1221 and the container 1222 are both cylindrical, and the connection screw hole is formed in any end face of the connector 1221. In use, the desiccant is placed inside the container 1222, and then the container 1222 and the connector 1221 are assembled by connecting the external threads of the container 1222 on the container 1222 with the threaded connecting holes on the connector 1221. Then, the connector 1221 is held by hand and the container 1222 is directed to the perforated side plate, and the connector 1221 is moved to the direction of the side plate. The container 1222 penetrates through the through hole into the interior of the housing 10, and finally, the connection head 1221 is assembled with the side plate by the connection of the first external thread on the connection head 1221 and the first internal thread on the through hole. The detachable installation is realized through threaded connection, the assembly difficulty is reduced, the processing mode is simple, and the improvement of the production efficiency is facilitated.

Furthermore, a rotating wheel is fixedly arranged on the connector 1221, and a plurality of anti-slip stripes are arranged on the rotating wheel. When the side plate connecting device is used, the rotating wheel is rotated to drive the connector 1221 to rotate, connection between the connector 1221 and the side plate is achieved, and connection between the connector 1221 and the side plate is more convenient and faster.

In another embodiment of the present invention, as shown in fig. 1, a third side plate, i.e. any one of the other side plates without the heat dissipation holes 121 and the drying component 122, is detachably connected to the hanging portion 123, and the connection manner is a threaded connection. The utility model discloses an optical fiber transceiver that radiating efficiency is high should hang portion 123 and hang on other articles, so, saved a large amount of spaces, improved the flexibility greatly. And the hanging part 123 can be directly removed from the optical fiber transceiver with high heat dissipation efficiency when not in use.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides an optical fiber transceiver that radiating efficiency is high, includes the casing, install circuit board in the casing, its characterized in that: the shell comprises a frame body and two groups of heat conducting plates; the frame body is hollow and is used for accommodating the circuit main board; the two groups of heat-conducting plates are respectively detachably connected to the upper end and the lower end of the frame body; the two groups of heat conducting plates are used for absorbing heat generated by the circuit main board and transferring the heat to the outside air.

2. The heat-dissipating, efficient fiber optic transceiver of claim 1, wherein: connecting parts are fixedly arranged on the surfaces of the two groups of heat conducting plates close to the frame body; the two groups of heat-conducting plates are covered on the frame body through the upper connecting parts of the heat-conducting plates; and the two connecting parts are detachably connected with the frame body.

3. The heat-dissipating, efficient fiber optic transceiver of claim 1, wherein: and a plurality of heat dissipation plates are fixedly arranged on the surfaces of the two groups of heat conduction plates, which are far away from the frame body, and are arranged at intervals along a preset direction.

4. The heat-dissipating, efficient fiber optic transceiver of claim 1, wherein: also comprises two groups of intermediate heat-conducting pieces; the two groups of middle heat conducting pieces are respectively arranged at the upper end and the lower end of the frame body and respectively correspond to the two groups of heat conducting plates one by one; each intermediate heat-conducting member is in contact with the corresponding heat-conducting plate to transfer heat to the heat-conducting plate.

5. The heat-dissipating, efficient fiber optic transceiver of claim 1, wherein: the frame body is provided with a plurality of heat dissipation holes; the heat dissipation holes are all formed in the same surface of the frame body, and penetrate through the inner wall of the frame body and are communicated with the hollow portion of the frame body.

6. The heat-dissipating, efficient fiber optic transceiver of claim 5, wherein: a dustproof filter screen is also adhered to the frame body; the dustproof filter screen and the heat dissipation holes are positioned on the same surface of the frame body; wherein, the dustproof filter screen covers all the heat dissipation holes.

7. The heat-dissipating, efficient fiber optic transceiver of claim 1, wherein: the frame body is detachably connected with a drying component for dehumidification; the drying component penetrates through the frame body from the outer side of the frame body and is connected with the frame body.

8. The heat-dissipating, efficient fiber optic transceiver of claim 7, wherein: the drying component comprises a container and a connector; the container is used for storing desiccant for dehumidification; the container is detachably connected with the connector; the frame body is provided with a through hole for the container and the connector to penetrate through; the connector with the frame body can be dismantled and be connected.

9. The heat-dissipating, efficient fiber optic transceiver of claim 8, wherein: the through hole is provided with a first internal thread, and the connecting head is provided with a first external thread which is in adaptive connection with the first internal thread.

10. The heat-dissipating, efficient fiber optic transceiver of claim 8, wherein: the connecting head is provided with a connecting threaded hole, and the container is provided with a container external thread which is in adaptive connection with the connecting threaded hole.