CN207924195U - Optical fiber contact sealing structure - Google Patents

Abstract

The utility model discloses a kind of optical fiber contact sealing structures, belong to a kind of optical connection structure, the sealing structure includes union body, the both ends of described sleeve pipe body are plugged with lock pin body, the lock pin body is internally provided with optical-fibre channel, and the optical-fibre channel inside two lock pin bodies is connected by the cavity inside union body；The embedding mouth being connected with its internal cavity is additionally provided on the arbitrary side of described sleeve pipe body.Pass through the both ends grafting lock pin body in union body, and optical-fibre channel is set in lock pin body, so that the fiber stub that need to be contacted can be contacted in the inner cavity by optical-fibre channel sleeve pipe body, after fiber stub contacts with each other, silicon rubber is poured by the embedding mouth of casing body side surface, sealing can be completed, effectively promotes the leakproofness of optical fiber contact contact, and using more convenient, it avoids using because sealing performance influences fiber plant, be used particularly suitable in the higher equipment of sealing requirements.

Description

Optical fiber contact sealing structure

Technical field

The utility model is related to a kind of optical connection structures, more specifically, the utility model relates generally to a kind of optical fiber Contact sealing structure.

Background technology

Demand with system equipment big data high-speed transfer increasingly increases, and optical signal transmission is just gradually being replaced in many fields For electric signal transmission, interface device of the optical fiber connector as optical transport is similar with electric connector, also gradually to sealing protection, The directions such as miniaturization are developed, and new requirement is proposed to the Dry-gas Sealing Technology of optical fiber connector.Due to the spy of optical fiber contact assembling Different property, currently, the rubber of the sealing and housing joint mating surface of the sealing generally use fiber optic cable and tail portion of optical fiber connector Crush seal mode is realized, it cannot be guaranteed that the self seal performance of fiber connector socket, higher to some sealing requirements Equipment, there are equipment sealing insecure drawback, thus it is necessary to for existing fiber connector sealing structure progress Research and improvement.

Utility model content

One of the purpose of this utility model is against the above deficiency, to provide a kind of optical fiber contact sealing structure, to Hoping solution, optical fiber contact sealing structure is unreliable in the prior art, is unsuitable for making in the higher equipment of some sealing requirements With etc. technical problems.

In order to solve the above technical problems, the utility model uses following technical scheme：

A kind of optical fiber contact sealing structure provided by the utility model, the sealing structure includes union body, institute The both ends for stating union body are plugged with lock pin body, and the lock pin body is internally provided with optical-fibre channel, the light inside two lock pin bodies Fine channel is connected by the cavity inside union body；The cavity phase internal with it is additionally provided on the arbitrary side of described sleeve pipe body The embedding mouth of connection.

Preferably, further technical solution is：The material of described sleeve pipe body is metal, and the material of the lock pin body is Ceramics.

Further technical solution is：Optical-fibre channel and the central axes of lock pin body inside the lock pin body coincide, And the optical-fibre channel inside described two lock pin bodies is on same straight line.

Further technical solution is：It is equipped on one end that described two lock pin bodies are placed in union body internal cavity Conical socket, the conical socket are connected with the optical-fibre channel.

Further technical solution is：The interior intracavitary of described sleeve pipe body is filled with silicon rubber, and the silicon rubber insertion is inserted In conical socket on core end.

Further technical solution is：The outer wall of two lock pin bodies is in close contact with the inner wall of union body.

Compared with prior art, one of the beneficial effects of the utility model are：Pass through the both ends grafting lock pin in union body Body, and optical-fibre channel is set in lock pin body so that the fiber stub that need to be contacted can be by the inner cavity of optical-fibre channel sleeve pipe body In contacted, after fiber stub contacts with each other, silicon rubber is poured by the embedding mouth of casing body side surface, sealing can be completed, had Effect promotes the leakproofness of optical fiber contact contact, and using more convenient, avoids using because sealing performance influences fiber plant, especially It is suitable for using in the higher equipment of sealing requirements, while a kind of optical fiber contact sealing provided by the utility model It is simple in structure, it can also be used in the connector and cable-assembly for needing contact itself to seal, application range is wide.

Description of the drawings

Fig. 1 is the structural schematic diagram for illustrating the utility model one embodiment；

Fig. 2 is the structural schematic diagram for illustrating another embodiment of the utility model；

In figure, 1 it is union body, 11 is embedding mouth, 2 is lock pin body, 21 is conical socket, 3 is optical-fibre channel, 4 is optical fiber Lock pin, 5 are silicon rubber.

Specific implementation mode

The utility model is further elaborated below in conjunction with the accompanying drawings.

Refering to what is shown in Fig. 1, one embodiment of the utility model is a kind of optical fiber contact sealing structure, the sealing structure Including union body 1, and in the equal grafting in the both ends of union body 1, there are one lock pin bodies 2, and the inside of each lock pin body 2 need to be arranged one A optical-fibre channel 3, and the optical-fibre channel 3 inside two lock pin bodies 2 is made to be connected by the cavity inside union body 1；In addition, also An embedding mouth 11 being connected with the cavity inside union body 1 need to be added on the arbitrary side of aforementioned union body 1；Preferably It is that aforementioned union body 1 is made preferably with metal material processing, and lock pin body 2 is then made preferably with Machining of Ceramics, with Meet the general of optical fiber contact structure to require.

In conjunction with shown in Fig. 2, in the present embodiment, by the both ends grafting lock pin body 2 in union body 1, and in lock pin body 2 Optical-fibre channel 3 is set so that the fiber stub 4 that need to be contacted can be contacted in the inner cavity by 3 sleeve pipe body 1 of optical-fibre channel, After fiber stub 4 contacts with each other, silicon rubber 5 is poured by the embedding mouth 11 of 1 side of union body, sealing can be completed, effectively promoted The leakproofness of optical fiber contact contact, and use is more convenient, avoids using because sealing performance influences fiber plant, be particularly suited for It is used in the higher equipment of sealing requirements.

Shown in Fig. 2, it is more easy to contact after for ease of above-mentioned fiber stub 4 being entered by optical-fibre channel 3, it preferably will be above-mentioned Optical-fibre channel 3 inside lock pin body 2 is set as central axes with lock pin body 2 and overlaps in position, and makes in two lock pin bodies 2 The optical-fibre channel 3 in portion overlaps on same straight line, is the reliability of further lift-off seal, also further Conical socket 21, and the taper can be equipped on one end that above-mentioned two lock pin body 2 is placed in 1 internal cavity of union body again Groove 21 is connected with optical-fibre channel 3, passes through the conical socket 21 so that cone can be entered by pouring into the silicon rubber 4 of 1 inner cavity of union body Optical-fibre channel 3 is blocked in connected in star 21, and then prevents the venture influence sealing structure between optical-fibre channel 3 and fiber stub 4 Sealing performance.Likewise, for lift-off seal, the outer wall of above-mentioned lock pin body 2 is also both needed to closely connect with the inner wall of union body 1 It touches.

With reference to shown in figure 1 and Fig. 2, the above-mentioned preferred one embodiment of the utility model in actual use, connects required The fiber stub for touching connection penetrates in the optical-fibre channel 3 inside lock pin body 2, then again by 2 plug-in-sleeve body 1 of lock pin body, shape At structure shown in figure, silicon rubber 4 then is poured by the embedding mouth of 1 side of union body mutually its inner cavity, and make the silicon Rubber 4 is filled up completely the internal cavity of the union body 1, it is made to be embedded in as described above in the conical socket of 2 end of lock pin body completely Optical-fibre channel 3 is blocked, to ensure the sealing performance of sealing structure.

Than that described above, it is also necessary to which explanation is " one embodiment " spoken of in the present specification, " another implementation Example ", " embodiment " etc. refer to that specific features, structure or the feature of embodiment description is combined to be included in the application summary Property description at least one embodiment in.It is not centainly to refer to the same reality that statement of the same race, which occur, in multiple places in the description Apply example.Furthermore, it is understood that when describing a specific features, structure or feature in conjunction with any embodiment, what is advocated is knot Other embodiment is closed to realize that this feature, structure or feature are also fallen in the scope of the utility model.

Although reference be made herein to the utility model is described in multiple explanatory embodiments of the utility model, still, It should be understood that those skilled in the art can be designed that a lot of other modification and implementations, these modifications and implementations It will fall within scope and spirit disclosed in the present application.More specifically, it discloses in the application, drawings and claims In range, a variety of variations and modifications can be carried out to the building block and/or layout of theme combination layout.In addition to building block And/or outside the variations and modifications of layout progress, to those skilled in the art, other purposes also will be apparent.

Claims (6)

1. a kind of optical fiber contact sealing structure, it is characterised in that：The sealing structure includes union body (1), described sleeve pipe The both ends of body (1) are plugged with lock pin body (2), and the lock pin body (2) is internally provided with optical-fibre channel (3), two lock pin bodies (2) Internal optical-fibre channel (3) is connected by the internal cavity of union body (1)；It is also set on the arbitrary side of described sleeve pipe body (1) There is the embedding mouth (11) being connected with its internal cavity.

2. optical fiber contact sealing structure according to claim 1, it is characterised in that：The material of described sleeve pipe body (1) is The material of metal, the lock pin body (2) is ceramics.

3. optical fiber contact sealing structure according to claim 1, it is characterised in that：The internal light of the lock pin body (2) Fine channel (3) and the central axes of lock pin body (2) coincide, and the optical-fibre channel (3) of described two lock pin bodies (2) inside is same On straight line.

4. optical fiber contact sealing structure according to claim 1, it is characterised in that：Described two lock pin bodies (2) are placed in Conical socket (21), the conical socket (21) and the optical-fibre channel are equipped on one end in union body (1) internal cavity (3) it is connected.

5. optical fiber contact sealing structure according to claim 1 or 4, it is characterised in that：The inner cavity of described sleeve pipe body (1) Interior to be filled with silicon rubber (5), the conical socket (21) on embedded lock pin body (2) end of the silicon rubber (5) is interior.

6. optical fiber contact sealing structure according to claim 1, it is characterised in that：Outside described two lock pin bodies (2) Wall is in close contact with the inner wall of union body (1).