A fiber optic adapter

Abstract

The utility model discloses a kind of optical fiber adapters, comprising: shell, the first connecting cavity and the second connecting cavity with each other in the shell It is communicated, the first connecting cavity is provided with first opening in the side away from the second connecting cavity, the second connecting cavity is provided with second opening in the side away from the first connecting cavity, the first connecting cavity top is provided with third opening;Flip, rotation is set in the first opening, can close the first opening;Top cover, cover is set in the shell top, the top cover is provided with elastic piece, the elastic piece is abutted to the flip, can control flip to close the first opening.The utility model has the advantages that by setting elastic piece on top cover, so that flip can automatically close the first opening of shell, so as to play the role of dust prevention;The optical fiber adapter structure provided by the utility model is simple, convenient to assemble, convenient to disassemble and assemble, and can be mass-produced at low cost.

Description

Technical Field

[0001] This utility model relates to optical fiber connection structures, and in particular to an optical fiber adapter. Background Technology

[0002] Fiber optic adapters are widely used in fiber optic connection equipment. Different interface types of fiber optic connectors can be inserted into both ends to achieve conversion between different interfaces such as FC, SC, ST, LC, MTRJ, MPO, and E2000. To facilitate connector connection at both ends, the fiber optic adapter connects to the fiber optic connectors via ports. A sleeve is installed between the opposing ports. The fiber optic connectors at both ends of the adapter are inserted into their respective ports. The optical fibers at the connector heads are inserted from both ends of the sleeve and aligned through the sleeve to prevent fiber misalignment and reduce loss.

[0003] Traditional fiber optic adapters have a complex structure and are inconvenient to assemble. Utility Model Content

[0004] To address the shortcomings of the existing technology, this invention proposes a fiber optic adapter with an ingenious structure and convenient assembly / disassembly.

[0005] The technical solution of this utility model is implemented as follows:

[0006] An optical fiber adapter includes: a housing having a first connecting cavity and a second connecting cavity communicating with each other; a first opening on the side of the first connecting cavity away from the second connecting cavity; a second opening on the side of the second connecting cavity away from the first connecting cavity; and a third opening at the top of the first connecting cavity; a flip cover rotatably disposed at the first opening and capable of closing the first opening; and a top cover disposed on the top of the housing, the top cover having an elastic element abutting against the flip cover and capable of controlling the flip cover to close the first opening.

[0007] In one embodiment, an upper insertion groove is provided on the side of the outer shell near the second opening, and a snap-fit ​​groove is provided on the side of the outer shell near the first opening. One end of the top cover has an upper insertion part, and the other end has an upper snap-fit ​​part. The upper insertion part is inserted into the upper insertion groove, and then the upper snap-fit ​​part is snapped into the snap-fit ​​groove to realize the installation of the top cover.

[0008] In one embodiment, a support plate is provided inside the second connecting cavity, and the support plate abuts against the lower side of the top cover.

[0009] In one embodiment, the fiber optic adapter further includes a bottom cover assembly disposed on the outer casing on the side opposite to the top cover, the bottom cover assembly including a front bottom cover and a rear bottom cover.

[0010] In one embodiment, the outer casing is further provided with a front insertion slot and a rear insertion slot. The front insertion slot is located at the first opening, and the rear insertion slot is located at the second opening. The front bottom cover is provided with a front insertion part, and the rear bottom cover is provided with a rear insertion part. The front insertion part can be inserted into the front insertion slot, and the rear insertion part can be inserted into the rear insertion slot.

[0011] In one embodiment, the outer casing is further provided with a front support plate and a rear support plate, the front bottom cover is provided with a front fastening part, the front fastening part can be fastened to the front support plate; the rear bottom cover is provided with a rear fastening part, the rear fastening part can be fastened to the rear support plate.

[0012] In one embodiment, the top cover is provided with a first snap-fit ​​portion, and the bottom cover is provided with a second snap-fit ​​portion.

[0013] In one embodiment, a sleeve connector is provided inside the second connecting cavity, which can be inserted and fixed with the sleeve connector after the sleeve is inserted into the second connecting cavity.

[0014] In one embodiment, the flip cover is provided with a shaft, and the outer casing is provided with a shaft groove, the shaft being able to be installed and rotated within the shaft groove.

[0015] The advantages of this utility model are:

[0016] (1) By setting an elastic element on the top cover, the flip cover can automatically close the first opening of the outer shell, thereby playing a dustproof role;

[0017] (2) The fiber optic adapter provided by this utility model has a simple structure, is easy to assemble, and is easy to disassemble and assemble, and can be mass-produced at a low cost. Attached Figure Description

[0018] Figure 1 A perspective view of an optical fiber adapter provided by this utility model;

[0019] Figure 2 A top view of an optical fiber adapter provided by this utility model;

[0020] Figure 3 The basis provided for this utility model Figure 2 A cross-sectional view of surface AA;

[0021] Figure 4 A perspective view of the internal structure provided by this utility model;

[0022] Figure 5 A perspective view of the internal structure provided by this utility model;

[0023] Figure 6 This is a perspective view of a portion of the structure of this utility model.

[0024] In the figure, the outer shell 1, first connecting cavity 11, first opening 111, snap-fit ​​groove 112, third opening 113, second connecting cavity 12, second opening 121, upper insertion groove 122, support plate 123, front insertion groove 13, rear insertion groove 14, front support plate 15, rear support plate 16, shaft groove 17, flip cover 2, shaft 21, top cover 3, elastic element 31, first snap-fit ​​part 32, upper insertion part 33, upper snap-fit ​​part 34, bottom cover assembly front bottom cover 41, front insertion part 411, front snap-fit ​​part 412, rear bottom cover 42, rear insertion part 421, rear snap-fit ​​part 422, and second snap-fit ​​part 423. Detailed Implementation

[0025] The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present invention.

[0026] like Figures 1 to 6 As shown, this utility model discloses an optical fiber adapter, comprising: a housing 1, wherein the housing 1 has a first connecting cavity 11 and a second connecting cavity 12 that are interconnected, the first connecting cavity 11 has a first opening 111 on the side away from the second connecting cavity 12, the second connecting cavity 12 has a second opening 121 on the side away from the first connecting cavity 11, and a third opening 113 on the top of the first connecting cavity 11; a flip cover 2, which is rotatably disposed at the first opening 111 and is capable of closing the first opening 111; and a top cover 3, which is disposed on the top of the housing 1, and the top cover 3 is provided with an elastic element 31, which abuts against the flip cover 2 and is capable of controlling the flip cover 2 to close the first opening 111.

[0027] Understandably, the flip cover 2 can close the first opening 111, thus serving as a dustproof function.

[0028] Preferably, an upper insertion groove 122 is provided on the side of the outer shell 1 near the second opening 121, and a snap-fit ​​groove 112 is provided on the side of the outer shell 1 near the first opening 111. One end of the top cover 3 has an upper insertion part 33 and the other end has an upper snap-fit ​​part 34. The upper insertion part 33 is inserted into the upper insertion groove 122, and then the upper snap-fit ​​part 34 is snapped into the snap-fit ​​groove 112 to realize the installation of the top cover 3.

[0029] It is understandable that one end of the top cover 3 is inserted into the outer shell 1, and the other end is fastened to the outer shell 1, thereby achieving the connection.

[0030] Preferably, a support plate 123 is provided in the second connecting cavity 12, and the support plate 123 abuts against the lower side of the top cover 3.

[0031] It is worth mentioning that the top cover 3 is fastened into the fastening groove 112 and then abuts against the support plate 123.

[0032] Preferably, the fiber optic adapter further includes a bottom cover assembly 4, which is disposed on the outer casing 1 on the side opposite to the top cover 3. The bottom cover assembly 4 includes a front bottom cover 41 and a rear bottom cover 42.

[0033] Preferably, the outer casing 1 is further provided with a front insertion slot 13 and a rear insertion slot 14. The front insertion slot 13 is located at the first opening 111, and the rear insertion slot 14 is located at the second opening 121. The front bottom cover 41 is provided with a front insertion part 411, and the rear bottom cover 42 is provided with a rear insertion part 421. The front insertion part 411 can be inserted into the front insertion slot 13, and the rear insertion part 421 can be inserted into the rear insertion slot 14.

[0034] Preferably, the outer casing 1 is further provided with a front support plate 15 and a rear support plate 16, the front bottom cover 41 is provided with a front fastening part 412, the front fastening part 412 can be fastened to the front support plate 15; the rear bottom cover 42 is provided with a rear fastening part 422, the rear fastening part 422 can be fastened to the rear support plate 16.

[0035] Understandably, the front bottom cover 41 and the rear bottom cover 42 are inserted into the two ends of the outer shell 1, and then fastened to the front support plate 15 and the rear support plate 16, thereby achieving the connection.

[0036] Preferably, the top cover 3 is provided with a first snap-fit ​​part 32, and the bottom cover 42 is provided with a second snap-fit ​​part 423.

[0037] Preferably, a sleeve connector 5 is provided inside the second connecting cavity 12, which can be inserted and fixed with the sleeve connector 5 after the sleeve is inserted into the second connecting cavity 12.

[0038] The above are merely preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent substitutions, and improvements made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. An optical fiber adapter, characterized in that, include: The outer shell has a first connecting cavity and a second connecting cavity that are in communication with each other. The first connecting cavity has a first opening on the side away from the second connecting cavity, the second connecting cavity has a second opening on the side away from the first connecting cavity, and the top of the first connecting cavity has a third opening. The flip cover is rotated and positioned at the first opening to close it. A top cover is provided on the top of the outer shell. An elastic element is provided on the top cover. The elastic element abuts against the flip cover and can control the flip cover to close the first opening.

2. The fiber optic adapter according to claim 1, characterized in that, An upper insertion groove is provided on the side of the outer shell near the second opening, and a snap-fit ​​groove is provided on the side of the outer shell near the first opening. One end of the top cover has an upper insertion part, and the other end has an upper snap-fit ​​part. The upper insertion part is inserted into the upper insertion groove, and then the upper snap-fit ​​part is snapped into the snap-fit ​​groove to realize the installation of the top cover.

3. The fiber optic adapter according to claim 2, characterized in that, A support plate is provided inside the second connecting cavity, and the support plate abuts against the lower side of the top cover.

4. The fiber optic adapter according to claim 1, characterized in that, The fiber optic adapter also has a bottom cover assembly, which is disposed on the outer casing on the side opposite to the top cover. The bottom cover assembly includes a front bottom cover and a rear bottom cover.

5. The fiber optic adapter according to claim 4, characterized in that, The outer casing is also provided with a front insertion slot and a rear insertion slot. The front insertion slot is located at the first opening, and the rear insertion slot is located at the second opening. The front bottom cover is provided with a front insertion part, and the rear bottom cover is provided with a rear insertion part. The front insertion part can be inserted into the front insertion slot, and the rear insertion part can be inserted into the rear insertion slot.

6. The fiber optic adapter according to claim 5, characterized in that, The outer casing also includes a front support plate and a rear support plate. The front bottom cover has a front fastening part that can fasten to the front support plate. The rear bottom cover has a rear fastening part that can fasten to the rear support plate.

7. The fiber optic adapter according to claim 6, characterized in that, The top cover is provided with a first snap-fit ​​part, and the bottom cover is provided with a second snap-fit ​​part.

8. The fiber optic adapter according to claim 1, characterized in that, The second connecting cavity is provided with a sleeve connector, which can be inserted and fixed with the sleeve connector after the sleeve is inserted into the second connecting cavity.

9. The fiber optic adapter according to claim 1, characterized in that, The flip cover is provided with a shaft, and the outer shell is provided with a shaft groove, and the shaft can be installed and rotated in the shaft groove.

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