CN215599405U

CN215599405U - Double-core optical fiber waterproof connector

Info

Publication number: CN215599405U
Application number: CN202122090471.4U
Authority: CN
Inventors: 李胜
Original assignee: Optical Special Connector Technology Shenzhen Co ltd
Current assignee: Optical Special Connector Technology Shenzhen Co ltd
Priority date: 2021-09-01
Filing date: 2021-09-01
Publication date: 2022-01-21
Anticipated expiration: 2031-09-01

Abstract

The utility model discloses a double-core optical fiber waterproof joint, which relates to the technical field of optical fiber connection equipment and comprises an upper part and a lower part, wherein a connector lower fixing piece is fixedly clamped inside an inner core fixing piece, a connector upper fixing piece is fixedly clamped at the upper end of the connector lower fixing piece, a connector is fixedly clamped at the upper end of the connector upper fixing piece, a dustproof cap is sleeved outside the inner core fixing piece, the lower part comprises an inner frame and a tail sleeve, one end of the inner frame is installed inside the tail sleeve in a threaded manner, an outer frame is sleeved outside the inner frame, two ends of a connecting band are respectively sleeved and fixed outside the dustproof cap and the tail sleeve, and the inner core fixing piece is fixedly clamped inside the inner frame. The device has good protection effect and dustproof and waterproof effect to optic fibre, is convenient for install and use in the actual wall poling construction, is adapted to different operational environment, and site operation is safer and more reliable, and waterproof grade can reach IP 68.

Description

Double-core optical fiber waterproof connector

Technical Field

The utility model relates to the technical field of optical fiber connection equipment, in particular to a double-core optical fiber waterproof connector.

Background

An optical fiber connector is a device for detachable (movable) connection between optical fibers, and precisely butt-joints two end faces of the optical fibers so as to maximally couple light energy output by a transmitting optical fiber into a receiving optical fiber and minimize the influence on a system caused by the optical fiber connector intervening in an optical link. To some extent, fiber optic connectors affect the reliability and performance of optical transmission systems. The optical fiber connector comprises a single-core optical fiber connector and a multi-core optical fiber connector, and the double-core LC optical fiber connector is a connection mode of the optical fiber connector.

The existing LC joint is complex in production process, low in assembly efficiency, single in function, poor in waterproofness and tensile capability and only suitable for an Opertap-LC interface, and is easy to damage in the actual wall-through pipe-penetrating construction process, so that a double-core optical fiber waterproof joint needs to be provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a double-core optical fiber waterproof joint which has good protection effect and dustproof and waterproof effect on optical fibers, is convenient to install and use in actual wall-penetrating pipe-penetrating construction, is suitable for different working environments, is safer and more reliable in field construction, and solves the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a two-core optical fiber water joint, includes upper portion and lower part, upper portion and lower part are passed through connecting band fixed connection and are in the same place, upper portion includes inner core mounting and connector, the inside joint of inner core mounting is fixed with under the connector stationary blade, the upper end joint of stationary blade is fixed with on the connector stationary blade under the connector, the upper end joint of stationary blade is fixed with the connector on the connector, the dust cap has been cup jointed to the outside of inner core mounting, the lower part includes inside casing and tail cover, the one end screw thread of inside casing is installed in the inside of tail cover, the frame has been cup jointed to the outside of inside casing, the both ends of connecting band cup joint the outside of fixing at dust cap and tail cover respectively, inner core mounting joint is fixed in the inside of inner frame.

Preferably, the two sides of the lower fixing piece of the connector are provided with first buckles, the outer walls of the two sides of the inner core fixing piece are provided with first clamping grooves, and the first buckles correspond to the first clamping grooves.

Preferably, the outer wall of the upper end of the outer frame is provided with a first external thread in a surrounding manner, the inner wall of the lower end of the dustproof cap is provided with a first internal thread, and the first external thread corresponds to the first internal thread.

Preferably, second buckles are arranged on two sides of the lower end of the inner frame, a second clamping groove is formed in the outer wall of the tail sleeve, and the second buckles correspond to the second clamping groove.

Preferably, the lower end of the inner frame is provided with a second external thread, the inner wall of the tail sleeve is provided with a second internal thread, and the second external thread corresponds to the second internal thread.

Preferably, the lower end of the tail sleeve is provided with an optical fiber protecting sleeve, and the optical fiber protecting sleeve is made of elastic rubber.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the connector upper fixing piece and the connector lower fixing piece are arranged in the inner core fixing piece, the inner core fixing piece is clamped in the inner frame, the outer frame is sleeved outside the inner frame, and the dustproof cap is sleeved outside the inner core fixing piece, so that the device has good protection effect and dustproof and waterproof effect on optical fibers, is convenient to install and use in actual wall-penetrating pipe-penetrating construction, is suitable for different working environments, and is safer and more reliable in field construction;

2. the first external thread on the outer frame corresponds to the first internal thread on the dustproof cap, the second external thread on the inner frame corresponds to the second internal thread on the tail sleeve, the first buckle on the lower fixing piece of the connector corresponds to the first clamping groove on the inner core fixing piece, and the second buckle on the inner frame corresponds to the second clamping groove on the tail sleeve.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the core anchor of the present invention;

fig. 3 is a schematic structural view of the tail sleeve of the present invention.

In the figure: 1. an upper portion; 2. a lower portion; 3. a connecting belt; 4. an inner core fixing member; 5. a connector; 6. a connector lower fixing sheet; 7. a connector upper fixing sheet; 8. a dust cap; 9. an inner frame; 10. a tail sleeve; 11. an outer frame; 12. a first buckle; 13. a first card slot; 14. a first external thread; 15. a first internal thread; 16. a second buckle; 17. a second card slot; 18. a second external thread; 19. a second internal thread; 20. and an optical fiber protective sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

the utility model provides a two core optical fiber water joint, including upper portion 1 and lower part 2, upper portion 1 and lower part 2 are in the same place through 3 fixed connection of connecting band, upper portion 1 includes inner core mounting 4 and connector 5, the inside joint of inner core mounting 4 is fixed with stationary blade 6 under the connector, the upper end joint of stationary blade 6 is fixed with stationary blade 7 on the connector under the connector, the upper end joint of stationary blade 7 is fixed with connector 5 on the connector, dust cap 8 has been cup jointed to the outside of inner core mounting 4, lower part 2 includes inside casing 9 and tail cover 10, the one end screw thread of inside casing 9 is installed in the inside of tail cover 10, frame 11 has been cup jointed to the outside of inside casing 9, the both ends of connecting band 3 cup joint respectively and fix the outside at dust cap 8 and tail cover 10, the inside of inside casing 9 is fixed in to 4 joints of inner core mounting.

The both sides of stationary blade 6 set up first buckle 12 under the connector, first draw-in groove 13 has been seted up on the both sides outer wall of inner core mounting 4, first buckle 12 is corresponding with first draw-in groove 13, it is provided with first external screw thread 14 to surround on the upper end outer wall of frame 11, be provided with first internal thread 15 on the lower extreme inner wall of dust cap 8, first external screw thread 14 is corresponding with first internal thread 15, the lower extreme both sides of inside casing 9 are provided with second buckle 16, second draw-in groove 17 has been seted up to the outer wall of tail cover 10, second buckle 16 is corresponding with second draw-in groove 17, the lower extreme of inside casing 9 is provided with second external screw thread 18, be provided with second internal thread 19 on the inner wall of tail cover 10, second external screw thread 18 is corresponding with second internal thread 19, the lower extreme of tail cover 10 is provided with optic fibre lag 20, optic fibre lag 20 sets up to the optic fibre lag of elasticity rubber material.

According to the utility model, the connector 5, the connector upper fixing piece 7 and the connector lower fixing piece 6 are arranged in the inner core fixing piece 4, the inner core fixing piece 4 is clamped in the inner frame 9, the outer frame 11 is sleeved outside the inner frame 9, and the dustproof cap 8 is sleeved outside the inner core fixing piece 4, so that the device has good protection effect and dustproof and waterproof effect on optical fibers, is convenient to install and use in actual wall-penetrating and pipe-penetrating construction, is suitable for different working environments, and is safer and more reliable in field construction;

through the first external screw thread 14 on the frame 11 corresponding with the first internal screw thread 15 on the dust cap 8, the second external screw thread 18 on the inside casing 9 corresponds with the second internal screw thread 19 on the tail cover 10, the first buckle 12 on the connector lower fixing piece 6 corresponds with the first draw-in groove 13 on the inner core mounting 4, the second buckle 16 on the inside casing 9 corresponds with the second draw-in groove 17 on the tail cover 10, the structure is simple, the on-site rapid assembly can be realized, the assembly efficiency is high, the installation, the use, the disassembly and the replacement of all parts of the device are convenient, therefore, the device can be interchanged with the MINI-LC joint, the device is suitable for various interfaces, and the practicability and the application range of the device are greatly improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a two core optic fibre water joint, includes upper portion (1) and lower part (2), its characterized in that: the upper portion (1) and the lower portion (2) are fixedly connected together through a connecting band (3), the upper portion (1) comprises an inner core fixing piece (4) and a connector (5), the inner clamping connection of the inner core fixing piece (4) is fixed with a connector lower fixing piece (6), the upper end clamping connection of the connector lower fixing piece (6) is fixed with a connector upper fixing piece (7), the upper end clamping connection of the connector upper fixing piece (7) is fixed with the connector (5), the outer portion of the inner core fixing piece (4) is sleeved with a dust cap (8), the lower portion (2) comprises an inner frame (9) and a tail sleeve (10), one end of the inner frame (9) is installed inside the tail sleeve (10) in a threaded mode, an outer frame (11) is sleeved outside the inner frame (9), two ends of the connecting band (3) are respectively sleeved and fixed outside the dust cap (8) and the tail sleeve (10), the inner core fixing piece (4) is clamped and fixed in the inner frame (9).

2. The waterproof double-core optical fiber connector according to claim 1, wherein: the connector is characterized in that first buckles (12) are arranged on two sides of the lower fixing piece (6) of the connector, first clamping grooves (13) are formed in the outer walls of two sides of the inner core fixing piece (4), and the first buckles (12) correspond to the first clamping grooves (13).

3. The waterproof double-core optical fiber connector according to claim 1, wherein: first external screw threads (14) are arranged on the outer wall of the upper end of the outer frame (11) in an encircling mode, first internal screw threads (15) are arranged on the inner wall of the lower end of the dustproof cap (8), and the first external screw threads (14) correspond to the first internal screw threads (15).

4. The waterproof double-core optical fiber connector according to claim 1, wherein: second buckles (16) are arranged on two sides of the lower end of the inner frame (9), a second clamping groove (17) is formed in the outer wall of the tail sleeve (10), and the second buckles (16) correspond to the second clamping groove (17).

5. The waterproof double-core optical fiber connector according to claim 1, wherein: the lower end of the inner frame (9) is provided with a second external thread (18), the inner wall of the tail sleeve (10) is provided with a second internal thread (19), and the second external thread (18) corresponds to the second internal thread (19).

6. The waterproof double-core optical fiber connector according to claim 1, wherein: the optical fiber protection sleeve is characterized in that an optical fiber protection sleeve (20) is arranged at the lower end of the tail sleeve (10), and the optical fiber protection sleeve (20) is made of elastic rubber.