Conductive sealing device for optical module

Abstract

The utility model discloses a conductive sealing device for an optical module, which belongs to the technical field of optical modules and comprises a packaging base, the top of the packaging base is provided with a packaging cover, and the inner wall of the packaging base is provided with a plurality of U-shaped clamping grooves. According to the utility model, the outer side of the optical port column is sleeved with the plurality of sealing blocks, the plurality of sealing blocks are respectively inserted into the plurality of U-shaped clamping grooves in the inner cavity of the packaging base, and the top ends of the plurality of sealing blocks are inserted into the plurality of upper clamping grooves in the bottom surface of the packaging cover, so that the plurality of sealing blocks can be conveniently installed; meanwhile, the shielding effect in the optical module is ensured due to the existence of the plurality of sealing blocks; in addition, the sealing block is in a cuboid shape, the perimeter of the side portion of the sealing block is effectively reduced, the contact area between the sealing block and the packaging base and the contact area between the sealing block and the packaging cover are reduced, the sealing quality between the sealing block and the packaging base and between the sealing block and the packaging cover is guaranteed, and practicability is good.

Description

TECHNICAL FIELD

[0001] The utility model relates to optical module technical field more specifically, relate to a kind of electrically-conductive sealing device for optical module. BACKGROUND

[0002] Optical module is composed of optoelectronic device, functional circuit and optical interface etc., and optoelectronic device includes two parts of emission and reception, simply speaking, the role of optical module is that sending end converts electrical signal into optical signal, and after transmission through optical fiber, receiving end converts optical signal into electrical signal again.Optical module generates electromagnetic interference when working, and electromagnetic interference can affect the transmission of optical signal of optical module and the surrounding environment.

[0003] Through the retrieval, the utility model patent with disclosure number CN216646889U discloses a kind of electrically-conductive sealing device for optical module and optical module, and the electrically-conductive sealing device for optical module includes sleeve joint part and the buckle joint part connected with the sleeve joint part, the sleeve joint part is equipped with sleeve interface, the buckle joint part is equipped with buckle interface, the opening direction of the buckle interface is perpendicular to the opening direction of the sleeve interface;The sleeve joint part and the buckle joint part are integrally formed structure, and are elastic conductive material;The electrically-conductive sealing device for optical module plays the role of sealing optical module, prevents electromagnetic wave from leaking out from optical module interior, and plays the role of electromagnetic shielding protection, improves the performance of optical module;And sleeve joint part and buckle joint part are integrally arranged, facilitate the installation of electrically-conductive sealing device for optical module, effectively improve the production efficiency of optical module.

[0004] But the above-mentioned patent still has the following shortcomings: although the above-mentioned sealing device can be electrically sealed in optical module, the effect of sealing is poor by only one sleeve interface and the optical port of optical transceiver assembly are sleeved, and the circumference of the side of the sealing device is relatively long, the contact sealing area between the side of the sealing device and the base of the optical module is increased, which increases the difficulty of electrically sealing, and the convenience of installing by screw is poor, therefore we propose a kind of electrically-conductive sealing device for optical module. UTILITY MODEL CONTENT

[0005] In view of the problems in the prior art, the utility model aims to provide an electrically-conductive sealing device for optical module.

[0006] To solve the above problems, the utility model adopts the following technical solutions:

[0007] The utility model provides a kind of electrically conductive sealing device for optical module, including package base, the top of the package base is equipped with package cover, the inner wall of the package base is equipped with multiple U-shaped clamping slots, the inner cavity of multiple U-shaped clamping slots is equipped with sealing block, multiple sealing block is respectively equipped with sleeve interface, the inner cavity of the package base is provided with optical transceiver assembly, the end of the optical transceiver assembly is provided with multiple optical port column, the end of multiple optical port column penetrates the sleeve interface on multiple sealing block, the bottom surface of the package cover is equipped with multiple upper clamping slots, the top of multiple sealing block is respectively movably sleeved to the inner cavity of upper clamping slot, the both sides of the package cover are respectively provided with end block, the end of the end block is movably sleeved to the top of U-shaped clamping slot inner cavity, and the sealing block is cuboid.

[0008] As a preferred scheme of the utility model, the inner wall of the package base is provided with a first support, the inner wall of the package base is provided with a second support, screw holes are formed in the first support and the second support, a plurality of countersunk holes are formed in the package cover, the inner cavities of the plurality of countersunk holes are sleeved with countersunk screws, and the bottom ends of the plurality of countersunk screws are threadedly installed into the inner cavities of the screw holes.

[0009] As a preferred scheme of the utility model, the two ends and the side surface of the sealing block are respectively attached to the inner wall of the U-shaped clamping slot, and the two ends of the top of the sealing block are respectively attached to the inner wall of the upper clamping slot.

[0010] As a preferred scheme of the utility model, the end surface of the end block is attached to the inner wall of the U-shaped clamping slot.

[0011] As a preferred scheme of the utility model, the outer diameter of the optical port column is greater than the inner diameter of the sleeve interface.

[0012] As a preferred scheme of the utility model, the side surface of the package cover is attached to the inner wall of the package base.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] In the utility model, multiple sealing blocks are sleeved on the outer side of the optical port column, the top ends of the multiple sealing blocks are inserted into the multiple U-shaped clamping slots in the inner cavity of the package base, and the top ends of the multiple sealing blocks are inserted into the multiple upper clamping slots on the bottom surface of the package cover, so that the multiple sealing blocks are conveniently installed, and the shielding effect in the optical module is ensured by the existence of the multiple sealing blocks. In addition, the sealing block is cuboid, which effectively reduces the circumference of the side of the sealing block, reduces the contact area between the sealing block and the package base and the package cover, ensures the sealing quality between the sealing block and the package base and the package cover, and has good practicability. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1The overall structure schematic diagram of the utility model is shown in the figure.

[0016] Figure 2 The structure explosion drawing of the packaging base, the sealing block and the optical port column of the utility model is shown in the figure.

[0017] Figure 3 The structure explosion drawing of the packaging base, the sealing block and the optical port column of the utility model is shown in the figure.

[0018] Figure 4 The structure schematic diagram of the packaging cover of the utility model is shown in the figure.

[0019] Mark explanation in the figure:

[0020] 1, packaging base; 2, packaging cover; 3, U-shaped clamping groove; 4, sealing block; 5, socket; 6, optical transceiver assembly; 7, optical port column; 8, upper clamping groove; 9, end block; 10, first support; 11, second support; 12, screw hole; 13, counterbore; 14, counterbore screw. Specific implementation

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments, and all other embodiments obtained by those skilled in the art without creative labor based on the embodiments in the utility model belong to the protection scope of the utility model.

[0022] In the description of the utility model, it needs to be explained that the terms "upper", "lower", "inner", "outer", "top / bottom end" and the like indicate the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0023] In the description of the utility model, it needs to be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "sleeved / connected", "connected" and the like should be broadly understood, for example, "connected" can be fixedly connected, can be detachably connected, or integrally connected; can be mechanically connected, can be electrically connected; can be directly connected, can be indirectly connected through an intermediate medium, and can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0024] Embodiment:

[0025] Please refer to Figures 1-4 A conductive sealing device for an optical module, comprising a packaging base 1, a packaging cover 2 is mounted on the top of the packaging base 1, a plurality of U-shaped clamping grooves 3 are opened on the inner wall of the packaging base 1, a plurality of sealing blocks 4 are sleeved in the inner cavities of the plurality of U-shaped clamping grooves 3, a plurality of sleeve interfaces 5 are respectively opened on the plurality of sealing blocks 4, an optical transceiver assembly 6 is arranged in the inner cavity of the packaging base 1, a plurality of optical port columns 7 are arranged at the end of the optical transceiver assembly 6, the end of the plurality of optical port columns 7 penetrates the sleeve interfaces 5 on the plurality of sealing blocks 4, a plurality of upper clamping grooves 8 are opened on the bottom surface of the packaging cover 2, the top ends of the plurality of sealing blocks 4 are respectively movably sleeved into the inner cavities of the upper clamping grooves 8, and sealing head blocks 9 are arranged on the two sides of the packaging cover 2. The end of the sealing head block 9 is movably sleeved into the top of the inner cavity of the U-shaped clamping groove 3. The sealing block 4 is in the shape of a cuboid.

[0026] In the embodiment, the U-shaped clamping groove 3 can be made of an elastic conductive material, which has electromagnetic shielding performance and can prevent electromagnetic wave leakage. The elastic conductive material can be an elastic rubber filled with metal particles such as nickel-carbon and silver-aluminum, or other elastic materials with conductive properties.

[0027] Specifically, please refer to Figure 2 The inner wall of the packaging base 1 is provided with a first support 10, the inner wall of the packaging base 1 is provided with a second support 11, screw holes 12 are opened on the first support 10 and the second support 11, a plurality of countersunk holes 13 are opened on the packaging cover 2, a plurality of countersunk screws 14 are sleeved in the inner cavities of the plurality of countersunk holes 13, and the bottom ends of the plurality of countersunk screws 14 are respectively screwed into the inner cavities of the screw holes 12.

[0028] In the embodiment, the packaging cover 2 is mounted on the packaging base 1 through the cooperation of the screw holes 12, the countersunk holes 13 and the countersunk screws 14. In addition, the first support 10 and the second support 11 are used to support the packaging cover 2, and the top surface of the packaging cover 2 is flush with the top surface of the packaging base 1.

[0029] Specifically, please refer to Figures 2 to 4 The two ends and the side surface of the sealing block 4 are respectively fitted with the inner wall of the U-shaped clamping groove 3, and the two ends of the top of the sealing block 4 are respectively fitted with the inner wall of the upper clamping groove 8.

[0030] In the embodiment, the sealing block 4 is inserted into the inner cavity of the U-shaped clamping groove 3 to ensure the sealing performance, and the top end of the sealing block 4 is inserted into the upper clamping groove 8 to ensure the sealing performance.

[0031] Specifically, please refer to Figure 2 The end surface of the sealing head block 9 is fitted with the inner wall of the U-shaped clamping groove 3.

[0032] In the embodiment, the sealing of the head block 9 inserted into the U-shaped clamping groove 3 is ensured, and the top of the inner cavity of the U-shaped clamping groove 3 is sealed by the head block 9.

[0033] Specifically, please refer to Figure 2 and Figure 3 The outer diameter of the light port column 7 is greater than the inner diameter of the sleeve interface 5.

[0034] In the embodiment, the light port column 7 is filtered and inserted into the sleeve interface 5 on the sealing block 4, and the sealing between the light port column 7 and the sleeve interface 5 is ensured.

[0035] Specifically, please refer to Figure 1 and Figure 2 The side surface of the packaging cover 2 is attached to the inner wall of the packaging base 1.

[0036] In the embodiment, the sealing of the packaging cover 2 sleeved on the top of the packaging base 1 is ensured.

[0037] Working principle: in use, first, the light port column 7 on the end of the optical transceiver assembly 6 is sleeved with a plurality of sealing blocks 4, so that the light port column 7 is inserted into the sleeve interface 5 on the sealing block 4, then the plurality of sealing blocks 4 are inserted into the plurality of U-shaped clamping grooves 3 on the inner wall of the packaging base 1, and then the packaging cover 2 is covered on the top of the packaging base 1, at this time, the top end of the sealing block 4 is inserted into the upper clamping groove 8 on the bottom surface of the packaging cover 2, so as to fix the sealing block 4, and the countersunk screw 14 is inserted into the countersunk hole 13, so that the bottom end of the countersunk hole 13 is screwed into the screw hole 12, so that the packaging cover 2 is fixedly installed on the packaging base 1, finally, the optical module is conductively sealed by the plurality of sealing blocks 4.

[0038] The above is only the preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and improvement concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A conductive sealing device for an optical module, comprising a packaging base (1), characterized in that: A packaging cover (2) is installed on the top of the packaging base (1), and a plurality of U-shaped card grooves (3) are provided on the inner wall of the packaging base (1), and the inner cavities of the plurality of U-shaped card grooves (3) are all sleeved with sealing blocks (4), and the plurality of sealing blocks (4) are respectively provided with socket interfaces (5). The inner cavity of the packaging base (1) is provided with an optical transceiver assembly (6), and the end of the optical transceiver assembly (6) is provided with a plurality of optical port columns (7), and the ends of the plurality of optical port columns (7) pass through the socket interfaces (5) on the plurality of sealing blocks (4). The bottom surface of the packaging cover (2) is provided with a plurality of upper card grooves (8), and the top ends of the plurality of sealing blocks (4) are respectively movably sleeved into the inner cavities of the upper card grooves (8). Head blocks (9) are respectively provided on both sides of the packaging cover (2), and the ends of the head blocks (9) are movably sleeved into the top of the inner cavity of the U-shaped card groove (3). The sealing block (4) is in the shape of a rectangular parallelepiped.

2. The conductive sealing device for an optical module according to claim 1, wherein: The inner wall of the packaging base (1) is provided with a first support (10), and the inner wall of the packaging base (1) is provided with a second support (11), and screw holes (12) are provided on the first support (10) and the second support (11), and a plurality of countersunk holes (13) are provided on the packaging cover (2), and the inner cavities of the plurality of countersunk holes (13) are respectively provided with countersunk screws (14), and the bottom ends of the plurality of countersunk screws (14) are respectively threadedly installed in the inner cavities of the screw holes (12).

3. The conductive sealing device for an optical module according to claim 1, wherein: The two ends and side surfaces of the sealing block (4) are respectively fitted with the inner wall of the U-shaped slot (3), and the two ends of the top of the sealing block (4) are respectively fitted with the inner wall of the upper slot (8).

4. The conductive sealing device for an optical module according to claim 1, wherein: The end surface of the head block (9) is in contact with the inner wall of the U-shaped slot (3).

5. The conductive sealing device for an optical module according to claim 1, wherein: The outer diameter of the optical port column (7) is greater than the inner diameter of the sleeve port (5).

6. The conductive sealing device for an optical module according to claim 2, wherein: The side surface of the packaging cover (2) is in contact with the inner wall of the packaging base (1).

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