Waterproof structure of optical fiber connection module

Abstract

The utility model relates to the technical field of optical fiber connection, and discloses an optical fiber connection module waterproof structure, which comprises optical fiber bodies, a first protection shell, a connection sleeve, a first connection block, a second protection shell and a second connection block, a second connecting block is installed inside the left end of the first protective shell in a threaded mode, a first connecting block is installed inside the right end of the second protective shell in a threaded mode, the first connecting block and the second connecting block are in threaded connection with a connecting sleeve in a matched mode, two optical fiber bodies are connected with the first connecting block and the second connecting block respectively, and a connecting probe is matched with a probe connecting hole in an inserted mode. The first connecting block and the second connecting block are in threaded connection through the second internal thread on the connecting sleeve and the second external thread on the second connecting block, the second sealing ring is matched with the connecting position to achieve sealing and waterproofing, the structural design is convenient to install, and the waterproof effect of module connection is achieved through the multiple sealing rings.

Description

TECHNICAL FIELD

[0001] The utility model relates to optical fiber connection technical field, concretely is a kind of optical fiber connection module waterproof structure. BACKGROUND

[0002] Optical fiber is a kind of flexible fiber for transmitting optical signal, usually made of glass or plastic material, can transmit data at the speed of light, its advantages include high bandwidth, small loss, strong anti-interference ability etc., so it is widely used in communication field, such as telephone network, internet, television signal transmission etc.

[0003] Traditional technology even if using sealing ring, material aging, deterioration or improper installation can occur in long-term use, leading to sealing decline, so that moisture intrusion, and some design will increase the complexity of installation, need special tools or technology, leading to installation time extension and increase the risk of error, the utility model adopts the connection mode of multiple sealing rings and screw threads, forms effective barrier at interface, prevents moisture infiltration, plays the effect of waterproof, and installation connection mode is simple, convenient to carry, for this we propose a kind of optical fiber connection module waterproof structure. SUMMARY

[0004] Technical problem solved

[0005] In view of the deficiencies in the prior art, the utility model provides an optical fiber connection module waterproof structure, which solves the above problems.

[0006] (II) Technical scheme

[0007] To achieve the above purpose, the utility model provides the following technical scheme: an optical fiber connection module waterproof structure, which comprises an optical fiber body, a first protective shell, a connecting sleeve, a first connecting block, a second protective shell and a second connecting block, the first protective shell and the second protective shell are respectively inserted and connected with the optical fiber body, the left end of the first protective shell is internally screwed with the second connecting block, the right end of the second protective shell is internally screwed with the first connecting block, the connecting sleeve is sleeved on the first connecting block, the first connecting block and the second connecting block are connected with the connecting sleeve in threaded connection, and the two optical fiber bodies are respectively connected with the first connecting block and the second connecting block, wherein the first protective shell and the second protective shell are the same reverse structure.

[0008] Preferably, the first protective shell and the second protective shell are internally provided with a rectangular cross-section mounting groove two, the cylindrical surface of the optical fiber body is fixed with an L-shaped matching protrusion, the matching protrusion is provided with a sealing ring mounting groove, and the two optical fiber bodies are respectively inserted into the interiors of the first protective shell and the second protective shell, and the sealing ring mounting groove on the matching protrusion is installed between the mounting groove two and the first sealing ring.

[0009] Preferably, the left and right ends of the first and second protective shells are respectively provided with internal threads one, the inner side of the internal threads one is provided with a mounting groove one with a rectangular cross section, the left end face of the first connecting block is provided with a mounting groove three with a rectangular cross section, and the second sealing ring is mounted between the mounting groove three and the mounting groove one on the second protective shell.

[0010] Preferably, the right end cylindrical surface of the second connecting block is provided with external threads three, the right end face of the second connecting block is provided with a mounting groove five with a rectangular cross section, the external threads three are threadedly connected with the internal threads one on the first protective shell, and the second sealing ring is mounted between the mounting groove five and the mounting groove one on the first protective shell.

[0011] Preferably, the right end of the first connecting block is fixedly provided with a rotating protrusion with a rectangular cross section, the left end inner cylindrical surface of the connecting sleeve is provided with a mounting groove six with a rectangular cross section, the mounting groove six is rotationally connected with the rotating protrusion, and the right end of the first connecting block is fixedly provided with a plurality of connecting probes.

[0012] Preferably, the left end of the second connecting block is respectively provided with external threads two and a mounting groove four, the right end inner part of the connecting sleeve is respectively provided with a mounting groove seven and internal threads two, the external threads two are threadedly connected with the internal threads two, the second sealing ring is mounted between the mounting groove four and the mounting groove seven, the left end face of the second connecting block is provided with a probe connecting hole, and the connecting probes are insertedly connected with the probe connecting hole.

[0013] (Three) beneficial effects

[0014] Compared with the prior art, the utility model provides a kind of optical fiber connection module waterproof structure, with following beneficial effects:

[0015] 1、the optical fiber connection module waterproof structure, the one end of two optical fiber bodies is respectively connected with first connecting block and second connecting block, the optical fiber body of first connecting block one end is inserted in the inside of second protective shell, and first sealing ring is installed in the inside connecting place of second protective shell with cooperation protrusion, the optical fiber body of second connecting block one end is inserted in the inside of first protective shell, and first sealing ring is installed in the inside connecting place of first protective shell with cooperation protrusion, realize the effect of sealing waterproof.

[0016] 2、the optical fiber connection module waterproof structure, the external threads one and the external threads three on first connecting block and second connecting block are respectively threadedly connected with the internal threads one of second protective shell and first protective shell one end, and second sealing ring is installed in connecting place, realizes sealing property, improves waterproof effect.

[0017] 3. The optical fiber connection module waterproof structure, the first connecting block is rotatably sleeved with a connecting sleeve, the connecting probe is inserted and matched with the probe connecting hole, the first connecting block and the second connecting block are threadedly connected by the internal thread two on the connecting sleeve and the external thread two on the second connecting block, the connecting part is matched with the second sealing ring to realize sealing and waterproof, the structure design is convenient for installation, and the waterproof effect of the module connection is realized by adopting a plurality of sealing rings. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a structural schematic view of the utility model;

[0019] Figure 2 It is a structural split view of the utility model;

[0020] Figure 3 It is a structural cross-sectional view of the utility model;

[0021] Figure 4 It is a structural cross-sectional view of the first protective shell and the second protective shell of the utility model;

[0022] Figure 5 It is a structural cross-sectional view of the first connecting block of the utility model;

[0023] Figure 6 It is a structural cross-sectional view of the second connecting block of the utility model;

[0024] Figure 7 It is a structural cross-sectional view of the connecting sleeve of the utility model.

[0025] In the drawing: 1, optical fiber body; 2, first protective shell; 3, connecting sleeve; 4, first connecting block; 5, second protective shell; 6, second connecting block; 7, matching protrusion; 8, first sealing ring; 9, second sealing ring; 10, internal thread one; 11, mounting groove one; 12, mounting groove two; 13, connecting probe; 14, rotating protrusion; 15, external thread one; 16, mounting groove three; 17, probe connecting hole; 18, external thread two; 19, mounting groove four; 20, external thread three; 21, mounting groove five; 22, mounting groove six; 23, mounting groove seven; 24, internal thread two. DETAILED DESCRIPTION

[0026] The technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model. Apparently, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0027] Please refer to Figures 1-7The utility model provides an optical fiber connection module waterproof structure, including optical fiber body 1, first protective shell 2, connecting sleeve 3, first connecting block 4, second protective shell 5 and second connecting block 6, the inside of first protective shell 2 and second protective shell 5 is inserted respectively and is installed with optical fiber body 1, the left end inside of first protective shell 2 is screw mounted with second connecting block 6, the right end inside of second protective shell 5 is screw mounted with first connecting block 4, connecting sleeve 3 is sleeved with first connecting block 4, and first connecting block 4 is connected with second connecting block 6 and is screw connected with connecting sleeve 3, two optical fiber bodies 1 are connected with first connecting block 4 and second connecting block 6 respectively, wherein first protective shell 2 and second protective shell 5 are same reverse structure.

[0028] Further, the inside of first protective shell 2 and second protective shell 5 is provided with rectangular cross-section installation groove two 12, the cylindrical surface of optical fiber body 1 is fixed with L-shaped matching lug 7, the matching lug 7 is provided with sealing ring installation groove, the inside of first protective shell 2 and second protective shell 5 is inserted with two optical fiber bodies 1 respectively, and the sealing ring installation groove on the matching lug 7 is installed with first sealing ring 8 between installation groove two 12.

[0029] Further, the left and right ends of first protective shell 2 and second protective shell 5 are provided with internal thread one 10 respectively, the inside of internal thread one 10 is provided with rectangular cross-section installation groove one 11, the left end surface of first connecting block 4 is provided with rectangular cross-section installation groove three 16, second sealing ring 9 is installed between installation groove three 16 and installation groove one 11 on second protective shell 5, the left end cylindrical surface of first connecting block 4 is provided with external thread one 15, and external thread one 15 is screw connected with internal thread one 10 on second protective shell 5.

[0030] Further, the right end cylindrical surface of second connecting block 6 is provided with external thread three 20, the right end surface of second connecting block 6 is provided with rectangular cross-section installation groove five 21, external thread three 20 is screw connected with internal thread one 10 on first protective shell 2, and second sealing ring 9 is installed between installation groove five 21 and installation groove one 11 on first protective shell 2.

[0031] Further, the right end of first connecting block 4 is fixed with rectangular cross-section rotating lug 14, the inside cylindrical surface of the left end of connecting sleeve 3 is provided with rectangular cross-section installation groove six 22, installation groove six 22 is rotationally connected with rotating lug 14, and the right end of first connecting block 4 is fixed with multiple connecting probes 13.

[0032] Further, the left end of the second connecting block 6 is provided with an external thread two 18 and a mounting groove four 19 respectively, the right end of the connecting sleeve 3 is internally provided with a mounting groove seven 23 and an internal thread two 24 respectively, the external thread two 18 is threadedly connected with the internal thread two 24, the second sealing ring 9 is mounted between the mounting groove four 19 and the mounting groove seven 23, the probe connecting hole 17 is formed on the left end face of the second connecting block 6, and the connecting probe 13 is inserted and connected with the probe connecting hole 17.

[0033] Working principle: one end of the two optical fiber bodies 1 is respectively connected with the first connecting block 4 and the second connecting block 6, the optical fiber body 1 at one end of the first connecting block 4 is inserted into the inside of the second protective shell 5, the first sealing ring 8 is mounted at the connecting position of the cooperating protrusion 7 and the inside of the second protective shell 5, the optical fiber body 1 at one end of the second connecting block 6 is inserted into the inside of the first protective shell 2, the first sealing ring 8 is mounted at the connecting position of the cooperating protrusion 7 and the inside of the first protective shell 2, the sealing and waterproof effect is realized, the external thread one 15 and the external thread three 20 on the first connecting block 4 and the second connecting block 6 are respectively threadedly connected with the internal thread one 10 at one end of the second protective shell 5 and the first protective shell 2, and the second sealing ring 9 is mounted at the connecting position, the sealing property is realized, the waterproof effect is improved, the first connecting block 4 is rotatably sleeved with the connecting sleeve 3, the connecting probe 13 is inserted and connected with the probe connecting hole 17, the internal thread two 24 on the connecting sleeve 3 and the external thread two 18 on the second connecting block 6 are used for threadedly connecting the first connecting block 4 and the second connecting block 6, the connecting position is sealed by the second sealing ring 9, the structure design is convenient for installation, and the waterproof effect of the module connection is realized by using multiple sealing rings.

[0034] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the range of the utility model is defined by the appended claims and their equivalents.

Claims

1. An optical fiber connection module waterproof structure, comprising an optical fiber body (1), a first protective shell (2), a connecting sleeve (3), a first connecting block (4), a second protective shell (5) and a second connecting block (6), characterized in that: The first protective shell (2) and the second protective shell (5) are internally provided with optical fiber bodies (1), the left end of the first protective shell (2) is internally threadedly provided with a second connecting block (6), the right end of the second protective shell (5) is internally threadedly provided with a first connecting block (4), the first connecting block (4) is sleeved with a connecting sleeve (3), the first connecting block (4) and the second connecting block (6) are threadedly connected with the connecting sleeve (3), the two optical fiber bodies (1) are connected with the first connecting block (4) and the second connecting block (6) respectively, and the first protective shell (2) and the second protective shell (5) are of the same reverse structure.

2. The waterproof structure of the fiber optic connection module according to claim 1, wherein: The first protective shell (2) and the second protective shell (5) are internally provided with rectangular cross-section installation grooves (12), the cylindrical surface of the optical fiber body (1) is fixedly provided with an L-shaped matching protrusion (7), the matching protrusion (7) is provided with a sealing ring installation groove, the two optical fiber bodies (1) are respectively inserted into the interiors of the first protective shell (2) and the second protective shell (5), and the sealing ring installation groove on the matching protrusion (7) and the installation groove (12) are provided with a first sealing ring (8).

3. The waterproof structure of the fiber optic connection module according to claim 1, wherein: The left and right ends of the first protective shell (2) and the second protective shell (5) are respectively provided with internal threads (10), the inner side of the internal thread (10) is provided with a rectangular cross-section installation groove (11), the left end surface of the first connecting block (4) is provided with a rectangular cross-section installation groove (16), the second sealing ring (9) is installed between the installation groove (16) and the installation groove (11) on the second protective shell (5), the left end cylindrical surface of the first connecting block (4) is provided with an external thread (15), and the external thread (15) is threadedly connected with the internal thread (10) on the second protective shell (5).

4. The waterproof structure of the fiber optic connection module according to claim 3, characterized in that: The right end cylindrical surface of the second connecting block (6) is provided with an external thread (20), the right end surface of the second connecting block (6) is provided with a rectangular cross-section installation groove (21), the external thread (20) is threadedly connected with the internal thread (10) on the first protective shell (2), and the second sealing ring (9) is installed between the installation groove (21) and the installation groove (11) on the first protective shell (2).

5. The waterproof structure of the fiber optic connection module according to claim 4, wherein: The right end of the first connecting block (4) is fixedly provided with a rectangular cross-section rotating protrusion (14), the left end internal cylindrical surface of the connecting sleeve (3) is provided with a rectangular cross-section installation groove (22), the installation groove (22) is rotationally connected with the rotating protrusion (14), and the right end of the first connecting block (4) is fixedly provided with a plurality of connecting probes (13).

6. The waterproof structure of the fiber optic connection module according to claim 5, wherein: The left end of the second connecting block (6) is respectively provided with an external thread (18) and an installation groove (19), the right end interior of the connecting sleeve (3) is respectively provided with an installation groove (23) and an internal thread (24), the external thread (18) is threadedly connected with the internal thread (24), the second sealing ring (9) is installed between the installation groove (19) and the installation groove (23), the left end surface of the second connecting block (6) is provided with a probe connecting hole (17), and the connecting probe (13) is inserted and connected with the probe connecting hole (17).

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