LC single-core split adapter

Abstract

The utility model discloses an LC single-core split adapter in the LC adapter field, which comprises a first shell and a second shell, one end of the first shell is provided with a first connecting part, one end of the second shell is provided with a second connecting part, a ceramic sleeve is arranged between the first connecting part and the second connecting part, and the ceramic sleeve is connected with the second connecting part. One end of the first shell is provided with a group of first positioning convex blocks and first positioning holes, one end of the second shell is provided with a group of second positioning convex blocks and second positioning holes, and the above structure can greatly improve the positioning precision when the adapter is assembled; the first connecting part is coaxial with the first shell, the second connecting part is coaxial with the second shell, the first positioning convex block is arranged in the second positioning hole and connected with the second positioning hole, and the second positioning convex block is arranged in the first positioning hole and connected with the first positioning hole. Therefore, the ceramic sleeve is arranged between the first connecting part and the second connecting part, so that the end surface of the optical fiber can be accurately aligned with the butt joint surface in the adapter.

Description

Technical Field

[0001] The utility model relates to the technical field of LC adapters, in particular to an LC single-core split adapter. Background Art

[0002] LC single-core adapter is a small fiber optic adapter type, usually used to connect fiber optic transceivers, fiber optic switches and other equipment. Its main function is to precisely connect the two end faces of the optical fiber to ensure the highest connection performance between them. It is one of the key components for realizing optical signal transmission and communication, and has a wide range of applications in the field of optical communications.

[0003] LC single-core adapters usually include two butt-jointed adapter parts that can be connected to the two ends of the optical fiber respectively. Since the LC single-core adapter needs to ensure that the optical fiber end face is accurately aligned with the butt joint surface inside the adapter during assembly, if the positioning accuracy is insufficient, it may lead to a decrease in the quality of optical signal transmission or the inability to establish an effective optical connection. Utility Model Content

[0004] In order to overcome the deficiencies of the existing technical solutions, the utility model provides an LC single-core split adapter, which can effectively solve the technical problems of the LC single-core adapters currently on the market, such as the degradation of optical signal transmission quality or the inability to establish an effective optical connection due to insufficient positioning accuracy.

[0005] The utility model solves the technical problem by adopting the following technical solution: an LC single-core split adapter comprises a first shell and a second shell, wherein the first shell and the second shell are connected to each other, a first cavity is provided at one end of the first shell, a first connecting portion coaxial with the first shell is integrally formed in the first cavity, a second cavity is provided at one end of the second shell, a second connecting portion coaxial with the second shell is integrally formed in the second cavity, and a ceramic sleeve is provided between the first connecting portion and the second connecting portion;

[0006] A group of first positioning protrusions and a first positioning hole are provided at one end of the first shell close to the second shell, and a group of second positioning protrusions and a second positioning hole are provided at one end of the second shell close to the first shell. The first positioning protrusion is arranged inside the second positioning hole and connected thereto, and the second positioning protrusion is arranged inside the first positioning hole and connected thereto.

[0007] Preferably, a first mounting hole extending along the length direction is opened in the middle of the first connecting part, a second mounting hole extending along the length direction is opened in the middle of the second connecting part, one end of the ceramic sleeve is arranged inside the first mounting hole, and the other end of the ceramic sleeve is arranged inside the second mounting hole.

[0008] Preferably, both ends of the first shell are provided with wedge-shaped protrusions, and both ends of the second shell are provided with protrusions.

[0009] Preferably, a first dust cap is disposed at one end of the first shell close to the first cavity, and a second dust cap is disposed at one end of the second shell close to the second cavity.

[0010] Preferably, a group of the first positioning protrusions are formed at the lower left corner and the upper right corner of the first shell, and a group of the first positioning holes are opened at the upper left corner and the lower right corner of the first shell, and the shape and size of the first positioning protrusions are consistent with the shape and size of the second positioning holes, and the shape and size of the second positioning protrusions are consistent with the shape and size of the first positioning holes.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] By arranging a group of first positioning protrusions and a first positioning hole on the outer wall of the first shell, and arranging a group of second positioning protrusions and a second positioning hole on the outer wall of the second shell, the arrangement of the above structure can greatly improve the positioning accuracy during the assembly of the adapter. During the connection between the first shell and the second shell, the first positioning protrusion is arranged inside the second positioning hole and connected thereto, and the second positioning protrusion is arranged inside the first positioning hole and connected thereto. Since the first connecting part is coaxial with the first shell and the second connecting part is coaxial with the second shell, the ceramic sleeve is arranged between the first connecting part and the second connecting part to ensure that the end face of the optical fiber and the mating surface inside the adapter can be accurately aligned. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a structural exploded diagram of the LC single-core split adapter of the utility model from the main viewing angle;

[0014] Figure 2 This is a structural exploded diagram of the utility model LC single-core split adapter from a rear view angle;

[0015] Figure 3 It is a cross-sectional view of the LC single-core split adapter of the present utility model.

[0016] Numbers in the figure:

[0017] 1-first dust cap, 2-first positioning protrusion, 3-raised portion, 4-first shell, 5-first positioning hole, 6-ceramic sleeve, 7-second shell, 8-second dust cap, 9-second positioning hole, 10-second positioning protrusion, 11-wedge-shaped protrusion, 12-second mounting hole, 13-second cavity, 14-second connecting portion, 15-first mounting hole, 16-first connecting portion, 17-first cavity. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] like Figure 1-3 As shown, the utility model provides an LC single-core split adapter, including a first shell 4 and a second shell 7, both ends of the first shell 4 are provided with a wedge-shaped protrusion 11, both ends of the second shell 7 are provided with a protrusion 3, the first shell 4 and the second shell 7 are connected to each other, one end of the first shell 4 is provided with a first cavity 17, the first cavity 17 is integrally formed with a first connecting portion 16 coaxial with the first shell 4, one end of the second shell 7 is provided with a second cavity 13, the end of the first shell 4 close to the first cavity 17 is provided with a first dust cap 1, and the second shell A second dust cap 8 is provided at one end close to the second cavity 13, a second connecting portion 14 coaxial with the second housing 7 is integrally formed in the second cavity 13, a ceramic sleeve 6 is provided between the first connecting portion 16 and the second connecting portion 14, a first mounting hole 15 extending along the length direction thereof is provided in the middle of the first connecting portion 16, a second mounting hole 12 extending along the length direction thereof is provided in the middle of the second connecting portion 14, one end of the ceramic sleeve 6 is provided inside the first mounting hole 15, and the other end of the ceramic sleeve 6 is provided inside the second mounting hole 12;

[0020] A group of first positioning protrusions 2 and a first positioning hole 5 are provided at one end of the first shell 4 close to the second shell 7, and a group of second positioning protrusions 10 and a second positioning hole 9 are provided at one end of the second shell 7 close to the first shell 4. A group of the first positioning protrusions 2 are formed at the lower left corner and the upper right corner of the first shell 4, and a group of the first positioning holes 5 are opened at the upper left corner and the lower right corner of the first shell 4. The shape and size of the first positioning protrusions 2 are consistent with the shape and size of the second positioning holes 9, and the shape and size of the second positioning protrusions 10 are consistent with the shape and size of the first positioning holes 5. The first positioning protrusion 2 is arranged inside the second positioning hole 9 and connected thereto, and the second positioning protrusion 10 is arranged inside the first positioning hole 5 and connected thereto.

[0021] Compared with the conventional technology: by setting a group of first positioning protrusions 2 and a first positioning hole 5 on the outer wall of the first shell 4, and setting a group of second positioning protrusions 10 and a second positioning hole 9 on the outer wall of the second shell 7, the setting of the above structure can greatly improve the positioning accuracy during the assembly of the adapter. During the connection between the first shell 4 and the second shell 7, the first positioning protrusion 2 is arranged inside the second positioning hole 9 and connected thereto, and the second positioning protrusion 10 is arranged inside the first positioning hole 5 and connected thereto. Since the first connecting portion 16 is coaxial with the first shell 4, and the second connecting portion 14 is coaxial with the second shell 7, the ceramic sleeve 6 is arranged between the first connecting portion 16 and the second connecting portion 14 to ensure that the end face of the optical fiber and the mating surface inside the adapter can be accurately aligned.

[0022] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. LC single-core split adapter, characterized in that: The invention comprises a first shell and a second shell, wherein the first shell and the second shell are connected to each other, a first cavity is formed at one end of the first shell, a first connecting part coaxial with the first shell is formed in the first cavity, a second cavity is formed at one end of the second shell, a second connecting part coaxial with the second shell is formed in the second cavity, and a ceramic sleeve is provided between the first connecting part and the second connecting part; A group of first positioning protrusions and a first positioning hole are provided at one end of the first shell close to the second shell, and a group of second positioning protrusions and a second positioning hole are provided at one end of the second shell close to the first shell. The first positioning protrusion is arranged inside the second positioning hole and connected thereto, and the second positioning protrusion is arranged inside the first positioning hole and connected thereto.

2. The LC single-core split adapter according to claim 1, characterized in that: A first mounting hole extending along its length direction is opened in the middle of the first connecting part, a second mounting hole extending along its length direction is opened in the middle of the second connecting part, one end of the ceramic sleeve is arranged inside the first mounting hole, and the other end of the ceramic sleeve is arranged inside the second mounting hole.

3. The LC single-core split adapter according to claim 1, characterized in that: Both ends of the first shell are provided with wedge-shaped protrusions, and both ends of the second shell are provided with protrusions.

4. The LC single-core split adapter according to claim 1, characterized in that: A first dust cap is disposed at one end of the first shell close to the first cavity, and a second dust cap is disposed at one end of the second shell close to the second cavity.

5. The LC single-core split adapter according to claim 1, characterized in that: A group of the first positioning protrusions are formed at the lower left corner and the upper right corner of the first shell, and a group of the first positioning holes are opened at the upper left corner and the lower right corner of the first shell. The shape and size of the first positioning protrusions are consistent with the shape and size of the second positioning holes, and the shape and size of the second positioning protrusions are consistent with the shape and size of the first positioning holes.

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