CN212115577U

CN212115577U - Integrated circuit for optical network unit

Info

Publication number: CN212115577U
Application number: CN202021301576.9U
Authority: CN
Inventors: 倪晓明
Original assignee: Shenzhen Haonianhua Electronic Co ltd
Current assignee: Shenzhen Haonianhua Electronic Co ltd
Priority date: 2020-07-06
Filing date: 2020-07-06
Publication date: 2020-12-08
Anticipated expiration: 2030-07-06

Abstract

The utility model discloses an integrated circuit for optical network unit, including bottom plate, integrated electroplax and optical network unit, the vent has been seted up to the upper surface of bottom plate, the bottom plate is close to the last fixed surface of vent and is connected with the support column, the one end of support column has integrated electroplax through screw swing joint, integrated electroplax's last surface mosaic has optical network unit, the side joint of bottom plate has the casing, the casing is close to optical network unit's medial surface fixedly connected with fixed plate. This an integrated circuit for optical network unit, through the setting of absorber plate, heat conduction piece, radiator fan and heat dissipation through-hole, the heat on absorber plate absorption optical network unit during operation surface is transmitted to the heat dissipation intracavity by the heat conduction piece, then is discharged the heat in the heat dissipation intracavity by the radiator fan by the heat dissipation through-hole, makes the optical network unit cooling heat dissipation that the optical network unit on the integrated circuit can be quick to extension integrated circuit's life.

Description

Integrated circuit for optical network unit

Technical Field

The utility model relates to an integrated circuit technical field specifically is an integrated circuit for optical network unit.

Background

An Optical Network Unit (ONU) is an optical fiber terminating device in an optical access network, which provides a plurality of service interfaces to a user, and its network side is an optical interface and its user side is an electrical interface, so that the ONU needs functions of optical/electrical conversion and electrical/optical conversion, and also has functions of digital/analog and analog/digital conversion for voice signals, multiplexing, signaling processing, and maintenance management.

The electronic industry is continuously shrinking the size of electronic devices, and the electronic devices are continuously increasing their functions, so that the functions and complexity of integrated circuits are continuously increasing, and high performance integrated circuit devices generate higher heat.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

To the deficiency of the prior art, the utility model provides an integrated circuit for optical network unit has solved the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: an integrated circuit for an optical network unit comprises a bottom plate, an integrated electric plate and an optical network unit, wherein a vent is formed in the upper surface of the bottom plate, a support column is fixedly connected to the upper surface of the bottom plate, which is close to the vent, one end of the support column is movably connected with the integrated electric plate through a screw, the optical network unit is embedded in the upper surface of the integrated electric plate, a shell is clamped on the side surface of the bottom plate, a fixing plate is fixedly connected to the inner side surface of the shell, which is close to the optical network unit, a clamping groove is formed in the upper surface of the fixing plate, a heat conduction block is clamped in the clamping groove, a heat absorption plate is movably connected to the lower surface of the heat conduction block, the lower surface of the heat absorption plate is movably connected with the upper surface of the optical network unit, a heat dissipation cavity is formed in, the heat dissipation device is characterized in that a fixing bolt is inserted into the mounting hole, one end of the fixing bolt is in threaded connection with the upper surface of the fixing plate, a top plate is clamped at the top of the inner side wall of the shell, and a heat dissipation through hole is formed in the upper surface, close to the heat dissipation fan, of the top plate.

Optionally, the lower surface of the bottom plate is fixedly connected with four supporting legs, and the four supporting legs are fixedly connected to the lower surface of the bottom plate in a rectangular array.

Optionally, an air inlet is formed in the outer side face of the shell, a sliding groove is fixedly connected to the outer side face, close to the air inlet, of the shell, and a dustproof filter screen slides inside the sliding groove.

Optionally, a fixing column is fixedly connected to the upper surface, far away from the shell, of the fixing plate, and one end of the fixing column is movably connected with the lower surface of the top plate.

Optionally, the upper surface of the top plate is movably connected with a magnetic dust screen.

Optionally, the lower surface of the heat absorbing plate is attached to the upper surface of the optical network unit.

(III) advantageous effects

The utility model provides an integrated circuit for optical network unit possesses following beneficial effect:

1. this an integrated circuit for optical network unit, through the setting of absorber plate, heat conduction piece, radiator fan and heat dissipation through-hole, the heat on absorber plate absorption optical network unit during operation surface is transmitted to the heat dissipation intracavity by the heat conduction piece, then is discharged the heat in the heat dissipation intracavity by the radiator fan by the heat dissipation through-hole, makes the optical network unit cooling heat dissipation that the optical network unit on the integrated circuit can be quick to extension integrated circuit's life.

2. This an integrated circuit for optical network unit through the setting of fixed post, makes the surface of absorber plate can laminate optical network unit's surface, reaches better heat absorption effect, through dustproof filter screen and the setting of magnetism formula dust screen, can avoid the dust to enter into the protective housing inside integrated circuit board during operation, influence electronic component performance on the integrated circuit board to extension integrated circuit board's life.

Drawings

FIG. 1 is a schematic view of the front view of the explosion structure of the present invention;

FIG. 2 is a schematic view of the bottom explosion structure of the present invention;

fig. 3 is a schematic diagram of the right-view explosion structure of the present invention.

In the figure: 1. a base plate; 2. a vent; 3. a support pillar; 4. an integrated circuit board; 5. an optical network unit; 6. a housing; 7. a fixing plate; 8. a heat conducting block; 9. a heat absorbing plate; 10. a heat radiation fan; 11. fixing the bolt; 12. a top plate; 13. a heat dissipating through hole; 14. supporting legs; 15. an air inlet; 16. a chute; 17. a dustproof filter screen; 18. fixing a column; 19. magnetic dust screen.

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.

Referring to fig. 1 to 3, the present invention provides a technical solution: an integrated circuit for an optical network unit comprises a bottom plate 1, an integrated electric plate 4 and an optical network unit 5, wherein a vent 2 is arranged on the upper surface of the bottom plate 1, a support pillar 3 is fixedly connected to the upper surface of the bottom plate 1 close to the vent 2, one end of the support pillar 3 is movably connected with the integrated electric plate 4 through a screw, the optical network unit 5 is embedded on the upper surface of the integrated electric plate 4, a shell 6 is clamped on the side surface of the bottom plate 1, a fixing plate 7 is fixedly connected to the inner side surface of the shell 6 close to the optical network unit 5, a clamping groove is arranged on the upper surface of the fixing plate 7, a heat conduction block 8 is clamped inside the clamping groove, a heat absorption plate 9 is movably connected to the lower surface of the heat conduction block 8, the lower surface of the heat absorption plate 9 is movably connected with the upper surface of the optical network unit 5, a heat dissipation cavity, a fixing bolt 11 is inserted into the mounting hole, one end of the fixing bolt 11 is in threaded connection with the upper surface of the fixing plate 7, a top plate 12 is clamped at the top of the inner side wall of the shell 6, and a heat dissipation through hole 13 is formed in the upper surface, close to the heat dissipation fan 10, of the top plate 12;

in order to prolong the service life of the integrated circuit, through the arrangement of the heat absorbing plate 9, the heat conducting block 8, the heat radiating fan 10 and the heat radiating through hole 13, the heat on the surface of the heat absorbing plate 9 is absorbed by the optical network unit when in work and is transferred into the heat radiating cavity through the heat conducting block 8, and then the heat in the heat radiating cavity is discharged through the heat radiating through hole 13 by the heat radiating fan 10, so that the optical network unit 5 on the integrated circuit can be rapidly cooled and radiated;

the lower surface of the bottom plate 1 is fixedly connected with supporting legs 14, the number of the supporting legs 14 is four, the four supporting legs 14 are fixedly connected to the lower surface of the bottom plate 1 in a rectangular array mode, the outer side surface of the shell 6 is provided with an air inlet 15, the outer side surface of the shell 6 close to the air inlet 15 is fixedly connected with a sliding chute 16, a dustproof filter screen 17 slides inside the sliding chute 16, the upper surface of the fixing plate 7 far away from the shell 6 is fixedly connected with a fixing column 18, the surface of the heat absorbing plate 9 can be attached to the surface of the optical network unit 5 through the arrangement of the fixing column 18, a better heat absorbing effect is achieved, one end of the fixing column 18 is movably connected with the lower surface of the top plate 12, the upper surface of the top plate 12 is movably connected with a magnetic type dustproof screen 19, and through the arrangement of the, the service performance of electronic elements on the integrated circuit board is influenced, so that the service life of the integrated circuit board is prolonged, the lower surface of the heat absorbing plate 9 is attached to the upper surface of the optical network unit 5, the electric elements appearing in the text are electrically connected with an external main controller and a 12V mains supply, and the main controller can be a conventional known device controlled by a computer and the like.

In summary, when the integrated circuit for the optical network unit is used, the heat absorbing plate 9 absorbs the heat on the surface of the optical network unit during operation and is transferred into the heat dissipating cavity through the heat conducting block 8 by the arrangement of the heat absorbing plate 9, the heat conducting block 8, the heat dissipating fan 10 and the heat dissipating through hole 13, then the heat in the heat dissipation cavity is discharged from the heat dissipation through hole 13 by the heat dissipation fan 10, so that the optical network unit 5 on the integrated circuit can be rapidly cooled and dissipated, thereby prolonging the service life of the integrated circuit, the surface of the heat absorbing plate 9 can be attached to the surface of the optical network unit 5 by the arrangement of the fixing column 18 to achieve better heat absorbing effect, and by the arrangement of the dustproof filter screen 17 and the magnetic type dustproof screen 19, the dust can be prevented from entering the protective shell when the integrated circuit board works, so that the use performance of electronic elements on the integrated circuit board is prevented from being influenced, and the service life of the integrated circuit board is prolonged.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Integrated circuit for optical network units, comprising a backplane (1), an integrated electrical board (4) and an optical network unit (5), characterized in that: the heat dissipation device is characterized in that a vent (2) is formed in the upper surface of the bottom plate (1), a support column (3) is fixedly connected to the upper surface, close to the vent (2), of the bottom plate (1), an integrated electric plate (4) is movably connected to one end of the support column (3) through a screw, an optical network unit (5) is embedded in the upper surface of the integrated electric plate (4), a shell (6) is clamped to the side surface of the bottom plate (1), a fixing plate (7) is fixedly connected to the inner side surface, close to the optical network unit (5), of the shell (6), a clamping groove is formed in the upper surface of the fixing plate (7), a heat conduction block (8) is clamped inside the clamping groove, a heat absorption plate (9) is movably connected to the lower surface of the heat conduction block (8), the lower surface of the heat absorption plate (9) is movably connected to the upper surface of, the upper surface swing joint of heat conduction piece (8) has radiator fan (10), the mounting hole has been seted up on the surface of radiator fan (10), fixing bolt (11) have been pegged graft to the inside of mounting hole, the one end of fixing bolt (11) is threaded connection with the upper surface of fixed plate (7), the top joint of casing (6) inside wall has roof (12), heat dissipation through-hole (13) have been seted up to the upper surface that roof (12) are close to radiator fan (10).

2. The integrated circuit for an optical network unit of claim 1, wherein: the lower surface of bottom plate (1) fixed connection has supporting leg (14), the quantity of supporting leg (14) is four, four supporting leg (14) are at the lower surface of bottom plate (1) with the form fixed connection of rectangle array.

3. The integrated circuit for an optical network unit of claim 1, wherein: air intake (15) have been seted up to the lateral surface of casing (6), lateral surface fixedly connected with spout (16) that casing (6) are close to air intake (15), the inside slip of spout (16) has dustproof filter screen (17).

4. The integrated circuit for an optical network unit of claim 1, wherein: the upper surface of the fixing plate (7) far away from the shell (6) is fixedly connected with a fixing column (18), and one end of the fixing column (18) is movably connected with the lower surface of the top plate (12).

5. The integrated circuit for an optical network unit of claim 1, wherein: the upper surface of the top plate (12) is movably connected with a magnetic dust screen (19).

6. The integrated circuit for an optical network unit of claim 1, wherein: the lower surface of the heat absorbing plate (9) is attached to the upper surface of the optical network unit (5).