IP68 waterproof optical fiber slip ring

Abstract

The invention discloses an IP68 waterproof optical fiber slip ring, which comprises a slip ring main body, one end of the slip ring main body is provided with a built-in ring shell, one end of the built-in ring shell is provided with a first Glyd ring, and when the slip ring is used, the first Glyd ring, a second Glyd ring and a third Glyd ring are arranged between a sleeve shell ring and the built-in ring shell to realize primary sealing; a fourth Glyd ring is arranged between the middle clamping cylinder and the built-in ring shell, a fourth O-shaped ring, a fifth O-shaped ring and a seventh O-shaped ring are arranged at all contact positions between the middle clamping cylinder and the outer sleeve shell, and a first O-shaped ring, a second O-shaped ring and a third O-shaped ring are arranged between the outer sleeve shell and the sleeve shell ring and between the outer sleeve shell and the built-in ring shell, so that a multi-layer sealing state is realized; the optical fiber cable body penetrates through the waterproof connector to be connected with the slip ring body and is fixed to the cable containing shell in a sealed mode through the waterproof connector, the cable containing shell is in threaded connection with the end cover, meanwhile, the middle end of the cable containing shell is provided with a sixth O-shaped ring to seal connection of the cable containing shell and the end cover, and high sealing performance of overall use is achieved through the multiple glyd rings and the O-shaped rings which are arranged in the cable containing shell.

Description

Technical Field

[0001] The invention relates to the technical field of optical fiber slip rings, in particular to an IP68 waterproof optical fiber slip ring. Background Art

[0002] Fiber optic slip ring is a photoelectric product that can transmit electrical energy, electrical signals and light energy, optical signals between relatively rotating parts, that is, to ensure the normal transmission of energy or signals in rotating connections. At present, optical communication has become a mainstream communication method in this era. Due to its wide bandwidth, anti-interference, low energy consumption and other advantages, in many fields, fiber optic communication has gradually replaced pure electrical signal communication. Before the appearance of slip rings, fiber optic slip rings could only achieve IP65 sealing level. It is very difficult to achieve IP68 level effective sealing. Therefore, we need an IP68 waterproof fiber optic slip ring.

[0003] However, the IP68 waterproof fiber optic slip ring and operating process currently used cannot achieve high sealing performance for overall use during the operation of the equipment, nor can it improve its impact resistance. Summary of the invention

[0004] The object of the present invention is to provide an IP68 waterproof optical fiber slip ring to solve the problems raised in the above background technology.

[0005] To achieve the above object, the present invention provides the following technical solutions:

[0006] An IP68 waterproof optical fiber slip ring, comprising a slip ring body, a built-in ring shell installed at one end of the slip ring body, a first grid ring installed at one end of the built-in ring shell, a second grid ring installed at one end of the built-in ring shell, a third grid ring installed at one end of the built-in ring shell, a casing ring installed at one end of the third grid ring, a first O-ring installed at the inner end of the casing ring, a second O-ring installed at the inner end of the casing ring, a third O-ring installed at one end of the casing ring, an outer casing shell installed at one end of the third O-ring, a fourth O-ring installed at the inner end of the outer casing shell, and a fourth O-ring installed at the inner end of the outer casing shell. Five O-rings, an end cap is installed at one end of the outer shell, a sixth O-ring is installed at one end of the end cap, a wire housing is installed at the outer end of the sixth O-ring, a waterproof connector is installed at one end of the wire housing, an optical fiber body is installed at the middle end of the waterproof connector, a seventh O-ring is installed at the inner end of the outer shell, a fourth Grable ring is installed at the outer end of the inner ring shell, a middle cartridge is installed at the outer end of the fourth Grable ring, an eighth O-ring is installed at one end of the inner ring shell, a left end shell is installed at one end of the eighth O-ring, a ninth O-ring is installed at one end of the left end shell, and an end sealing plate is installed at one end of the ninth O-ring.

[0007] Preferably, the built-in ring shell is threadedly connected to the slip ring body, and the outer end surface of the slip ring body is tightly fitted with the inner end surface of the built-in ring shell.

[0008] Preferably, the first grid ring is snap-connected to the inner ring shell, and the inner ring shell is threadedly connected to the casing ring.

[0009] Preferably, the wire housing is threadedly connected to the end cover, and the fifth O-ring is snap-fittedly connected to the end cover.

[0010] Preferably, the waterproof connector is threadedly connected to the wire housing, and the outer end surface of the optical fiber body is tightly fitted with the inner end surface of the waterproof connector.

[0011] Preferably, the ninth O-ring is snap-connected to the left end shell, and the end sealing plate is threadedly connected to the built-in ring shell through the left end shell.

[0012] A method for using an IP68 waterproof optical fiber slip ring comprises the following steps:

[0013] S1. Put the built-in ring shell on the slip ring body from the left side and fix it with bolts;

[0014] S2, the casing ring is put on the outer end of the inner ring shell, and is also fixed with bolts, and a first Gly ring, a second Gly ring and a third Gly ring are arranged between the casing ring and the inner ring shell to achieve a first seal;

[0015] S3, the middle cartridge is clamped on the other side of the slip ring body, and the outer shell is fixed on the middle cartridge with bolts, a fourth grid ring is arranged between the middle cartridge and the inner ring shell, and a fourth O-ring, a fifth O-ring and a seventh O-ring are arranged at each contact position between the middle cartridge and the outer shell, and the double shell protects the slip ring body and improves its impact resistance;

[0016] S4, a first O-ring, a second O-ring and a third O-ring are arranged between the outer shell, the shell ring and the inner ring shell to achieve a multi-layer sealing state at the contact position;

[0017] S5. Finally, pass the optical fiber body through the waterproof connector to connect it to the slip ring body, and seal it on the wire housing through the waterproof connector. The wire housing is threadedly connected to the end cover, and a sixth O-ring is set at the middle end to seal the connection. Similarly, the end plate is threadedly connected to the left end shell, and a ninth O-ring is connected at the middle end to ensure the sealing effect of the installation at both ends. The overall sealing is improved by multiple Gly rings and O-rings set inside.

[0018] Compared with the prior art, the present invention has the following beneficial effects:

[0019] 1. The slip ring body, the first Gly ring and the first O-ring installed in the device are used. The first Gly ring, the second Gly ring and the third Gly ring are arranged between the shell ring and the built-in ring shell to achieve a single seal. The fourth Gly ring is arranged between the middle cartridge and the built-in ring shell. At the same time, the fourth O-ring, the fifth O-ring and the seventh O-ring are arranged at each contact position between the middle cartridge and the outer shell. The first O-ring, the second O-ring and the third O-ring are arranged between the outer shell and the shell ring and the built-in ring shell, so as to achieve a multi-layer sealing state at the contact position. The optical fiber body is connected to the slip ring body through the waterproof joint and is sealed and fixed on the wire housing through the waterproof joint. The wire housing is threadedly connected to the end cover, and the sixth O-ring is arranged at the middle end to seal the connection. Similarly, the end plate is threadedly connected to the left end shell, and the middle end is connected with the ninth O-ring, which ensures the sealing effect of the installation at both ends. The high sealing performance of the overall use is achieved through the multiple Gly rings and O-rings arranged inside.

[0020] 2. Use the slip ring body, built-in ring shell and middle cartridge installed in the device. The built-in ring shell is installed on the slip ring body from the left side and fixed with bolts. The sleeve shell is sleeved on the outer end of the built-in ring shell and fixed with bolts. The middle cartridge is clamped on the other side of the slip ring body and the outer sleeve shell is fixed on the middle cartridge with bolts. The double sleeve shell protects the slip ring body and improves its impact resistance. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a front structural schematic diagram of an IP68 waterproof optical fiber slip ring of the present invention;

[0022] Figure 2 This is a schematic diagram of the enlarged structure of the slip ring body of an IP68 waterproof optical fiber slip ring of the present invention;

[0023] Figure 3 This is a schematic diagram of the enlarged structure of point A of an IP68 waterproof optical fiber slip ring of the present invention;

[0024] In the figure: 1. Slip ring body; 2. Built-in ring shell; 3. First Gred ring; 4. Second Gred ring; 5. Third Gred ring; 6. Shell ring; 7. First O-ring; 8. Second O-ring; 9. Third O-ring; 10. Outer shell; 11. Fourth O-ring; 12. Fifth O-ring; 13. End cover; 14. Sixth O-ring; 15. Wire housing; 16. Waterproof connector; 17. Optical fiber body; 18. Seventh O-ring; 19. Fourth Gred ring; 20. Middle cartridge; 21. Eighth O-ring; 22. Left end shell; 23. Ninth O-ring; 24. End plate. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0026] See also Figure 1-3 , the present invention provides a technical solution of IP68 waterproof optical fiber slip ring:

[0027] An IP68 waterproof optical fiber slip ring comprises a slip ring body 1, wherein an inner ring shell 2 is installed at one end of the slip ring body 1, a first Gly ring 3 is installed at one end of the inner ring shell 2, a second Gly ring 4 is installed at one end of the inner ring shell 2, a third Gly ring 5 is installed at one end of the inner ring shell 2, a casing ring 6 is installed at one end of the third Gly ring 5, a first O-ring 7 is installed at the inner end of the casing ring 6, a second O-ring 8 is installed at the inner end of the casing ring 6, a third O-ring 9 is installed at one end of the casing ring 6, an outer casing 10 is installed at one end of the third O-ring 9, a fourth O-ring 11 is installed at the inner end of the outer casing 10, a fifth O-ring 12 is installed at the inner end of the outer casing 10, and the outer casing An end cap 13 is installed at one end of 10, a sixth O-ring 14 is installed at one end of the end cap 13, a wire housing 15 is installed at the outer end of the sixth O-ring 14, a waterproof connector 16 is installed at one end of the wire housing 15, an optical fiber body 17 is installed at the middle end of the waterproof connector 16, a seventh O-ring 18 is installed at the inner end of the outer shell 10, a fourth grid ring 19 is installed at the outer end of the inner ring shell 2, a middle clamp 20 is installed at the outer end of the fourth grid ring 19, an eighth O-ring 21 is installed at one end of the inner ring shell 2, a left end shell 22 is installed at one end of the eighth O-ring 21, a ninth O-ring 23 is installed at one end of the left end shell 22, and a sealing plate 24 is installed at one end of the ninth O-ring 23.

[0028] The built-in ring shell 2 is threadedly connected to the slip ring body 1 , and the outer end surface of the slip ring body 1 is tightly fitted with the inner end surface of the built-in ring shell 2 .

[0029] The first grid ring 3 is snap-connected with the inner ring housing 2 , and the inner ring housing 2 is threadedly connected with the casing ring 6 .

[0030] The wire housing 15 is threadedly connected to the end cover 13 , and the fifth O-ring 12 is snap-fitted and connected to the end cover 13 .

[0031] The waterproof connector 16 is threadedly connected to the wire housing 15 , and the outer end surface of the optical fiber body 17 is tightly fitted to the inner end surface of the waterproof connector 16 .

[0032] The ninth O-ring 23 is engaged with the left end shell 22 , and the end plate 24 is threadedly connected to the inner ring shell 2 through the left end shell 22 .

[0033] A method for using an IP68 waterproof optical fiber slip ring comprises the following steps:

[0034] S1. Put the built-in ring housing 2 onto the slip ring body 1 from the left side and fix it with bolts;

[0035] S2, the casing ring 6 is put on the outer end of the inner ring casing 2, and is also fixed with bolts. The first Gly ring 3, the second Gly ring 4 and the third Gly ring 5 are arranged between the casing ring 6 and the inner ring casing 2 to achieve a single seal;

[0036] S3, clamp the middle cartridge 20 on the other side of the slip ring body 1, and use bolts to fix the outer shell 10 on the middle cartridge 20, a fourth Gly ring 19 is arranged between the middle cartridge 20 and the inner ring shell 2, and a fourth O-ring 11, a fifth O-ring 12 and a seventh O-ring 18 are arranged at each contact position between the middle cartridge 20 and the outer shell 10, and the double shell protects the slip ring body 1 and improves its impact resistance;

[0037] S4, the outer shell 10 is then clamped with the shell ring 6 and the inner ring shell 2, and a first O-ring 7, a second O-ring 8 and a third O-ring 9 are arranged between them to achieve a multi-layer sealing state at the contact position;

[0038] S5. Finally, the optical fiber body 17 is connected to the slip ring body 1 through the waterproof connector 16, and is sealed and fixed on the wire housing 15 through the waterproof connector 16. The wire housing 15 is threadedly connected to the end cover 13, and a sixth O-ring 14 is arranged at the middle end to seal the connection. Similarly, the end plate 24 is threadedly connected to the left end shell 22, and a ninth O-ring 23 is connected at the middle end, which ensures the sealing effect of the installation at both ends, and improves the overall sealing by means of multiple Gly rings and O-rings arranged inside.

[0039] It should be noted that the present invention is an IP68 waterproof optical fiber slip ring. When in use, first, the built-in ring shell 2 is mounted on the slip ring body 1 from the left side and fixed with bolts, and the sleeve ring 6 is mounted on the outer end of the built-in ring shell 2 and fixed with bolts. The first Gred ring 3, the second Gred ring 4 and the third Gred ring 5 are arranged between the sleeve ring 6 and the built-in ring shell 2 to achieve a single seal, the middle cartridge 20 is clamped on the other side of the slip ring body 1, and the outer shell 10 is fixed on the middle cartridge 20 with bolts, and a fourth Gred ring 19 is arranged between the middle cartridge 20 and the built-in ring shell 2, and at the same time, a fourth O-ring 11, a fifth O-ring 12 and a seventh O-ring 18 are arranged at each contact position between the middle cartridge 20 and the outer shell 10, and the double sleeve protection The protective slip ring body 1 improves its impact resistance, so that the first O-ring 7, the second O-ring 8 and the third O-ring 9 are arranged between the outer shell 10 and the shell ring 6 and the inner ring shell 2, so as to realize the multi-layer sealing state of the contact position, and the optical fiber line body 17 passes through the waterproof connector 16 to connect with the slip ring body 1, and is sealed and fixed on the wire housing 15 through the waterproof connector 16, and the wire housing 15 is threadedly connected with the end cover 13, and the sixth O-ring 14 is arranged at the middle end to seal the connection, and similarly, the end plate 24 is threadedly connected with the left end shell 22, and the ninth O-ring 23 is connected at the middle end, so as to ensure the sealing effect of the installation at both ends, and improve the overall sealing by means of multiple Gray rings and O-rings arranged inside, and thus an IP68 waterproof optical fiber slip ring is completed.

[0040] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An IP68 waterproof optical fiber slip ring, characterized by: The invention comprises a slip ring body (1), wherein an inner ring shell (2) is installed at one end of the slip ring body (1), a first grid ring (3) is installed at one end of the inner ring shell (2), a second grid ring (4) is installed at one end of the inner ring shell (2), a third grid ring (5) is installed at one end of the inner ring shell (2), a casing ring (6) is installed at one end of the third grid ring (5), a first O-ring (7) is installed at the inner end of the casing ring (6), a second O-ring (8) is installed at the inner end of the casing ring (6), a third O-ring (9) is installed at one end of the casing ring (6), an outer casing shell (10) is installed at one end of the third O-ring (9), a fourth O-ring (11) is installed at the inner end of the outer casing shell (10), a fifth O-ring (12) is installed at the inner end of the outer casing shell (10), and an outer casing shell (10) is installed at one end. An end cover (13) is installed, a sixth O-ring (14) is installed at one end of the end cover (13), a wire housing (15) is installed at the outer end of the sixth O-ring (14), a waterproof connector (16) is installed at one end of the wire housing (15), an optical fiber body (17) is installed at the middle end of the waterproof connector (16), a seventh O-ring (18) is installed at the inner end of the outer shell (10), a fourth grid ring (19) is installed at the outer end of the inner ring shell (2), a middle cartridge (20) is installed at the outer end of the fourth grid ring (19), an eighth O-ring (21) is installed at one end of the inner ring shell (2), a left end shell (22) is installed at one end of the eighth O-ring (21), a ninth O-ring (23) is installed at one end of the left end shell (22), and a sealing plate (24) is installed at one end of the ninth O-ring (23).

2. The IP68 waterproof optical fiber slip ring according to claim 1, characterized in that: The built-in ring shell (2) is threadedly connected to the slip ring body (1), and the outer end surface of the slip ring body (1) is tightly fitted with the inner end surface of the built-in ring shell (2).

3. The IP68 waterproof optical fiber slip ring according to claim 1, characterized in that: The first grid ring (3) is snap-connected to the internal ring shell (2), and the internal ring shell (2) is threadedly connected to the casing ring (6).

4. The IP68 waterproof optical fiber slip ring according to claim 1, characterized in that: The wire housing (15) is threadedly connected to the end cover (13), and the fifth O-ring (12) is snap-fittedly connected to the end cover (13).

5. The IP68 waterproof optical fiber slip ring according to claim 1, characterized in that: The waterproof connector (16) is threadedly connected to the wire housing (15), and the outer end surface of the optical fiber body (17) is tightly fitted to the inner end surface of the waterproof connector (16).

6. The IP68 waterproof optical fiber slip ring according to claim 1, characterized in that: The ninth O-ring (23) is snap-fitted and connected to the left end shell (22), and the end sealing plate (24) is threadedly connected to the built-in ring shell (2) through the left end shell (22).

7. A method for using an IP68 waterproof optical fiber slip ring, characterized in that: The following steps are involved: S1. Put the built-in ring housing (2) onto the slip ring body (1) from the left side and fix it with bolts; S2, the casing ring (6) is sleeved on the outer end of the inner ring casing (2), and is also fixed with bolts, and a first grid ring (3), a second grid ring (4) and a third grid ring (5) are arranged between the casing ring (6) and the inner ring casing (2) to achieve a single seal; S3, clamp the middle cartridge (20) on the other side of the slip ring body (1), and use bolts to fix the outer shell (10) on the middle cartridge (20), a fourth Grable ring (19) is arranged between the middle cartridge (20) and the inner ring shell (2), and a fourth O-ring (11), a fifth O-ring (12) and a seventh O-ring (18) are arranged at each contact position between the middle cartridge (20) and the outer shell (10), and the double shell protects the slip ring body (1) and improves its impact resistance; S4, a first O-ring (7), a second O-ring (8) and a third O-ring (9) are arranged between the outer shell (10), the shell ring (6) and the inner ring shell (2) to achieve a multi-layer sealing state at the contact position; S5. Finally, the optical fiber body (17) is connected to the slip ring body (1) through the waterproof connector (16), and is sealed and fixed on the wire housing (15) through the waterproof connector (16). The wire housing (15) is threadedly connected to the end cover (13), and a sixth O-ring (14) is arranged at the middle end to seal the connection. Similarly, the end plate (24) is threadedly connected to the left end housing (22), and a ninth O-ring (23) is connected at the middle end, thereby ensuring the sealing effect of the installation at both ends. The overall sealing performance is improved by multiple Gly rings and O-rings arranged inside.

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