CN215340434U

CN215340434U - Improvement type optic fibre butt joint adapter device

Info

Publication number: CN215340434U
Application number: CN202121222615.0U
Authority: CN
Inventors: 鲍秋文
Original assignee: Shenzhen Jingjin Technology Co ltd
Current assignee: Shenzhen Jingjin Technology Co ltd
Priority date: 2021-06-02
Filing date: 2021-06-02
Publication date: 2021-12-28
Anticipated expiration: 2031-06-02

Abstract

The utility model relates to the technical field of optical fiber adapters, and particularly discloses an improved optical fiber butt-joint adaptive device which comprises two connecting ends arranged in a mirror image mode, wherein each connecting end comprises a connecting plate, a through hole is formed in the center of the bottom of each connecting plate, a shell is fixedly connected to the position, close to the edge, of the top of each connecting plate, the center of each shell and the center of each through hole are positioned on the same vertical plane, a bottom plate is fixedly connected to the center of the bottom of the inner wall of each shell, a positioning cylinder is fixedly connected to the center of the top of each bottom plate, side plates are fixedly connected to the positions, close to the left side and the right side, of the top of each bottom plate, a baffle is fixedly connected to one side, close to the center of each shell, of the top of each connecting plate and the positions, close to the left side and the right side, are provided with countersunk holes; according to the utility model, the clamping groove can be blocked after the sealing cover is inserted into the shell, so that external dust is prevented from entering the shell from the clamping groove.

Description

Improvement type optic fibre butt joint adapter device

Technical Field

The utility model relates to the technical field of optical fiber adapters, in particular to an improved optical fiber butt joint adapter device.

Background

The optical fiber adapter is also called an optical fiber connector, and the optical fiber adapter is an optical passive device with the largest use amount in an optical fiber communication system, most of the optical fiber connectors are composed of three parts, two optical fiber connectors and a coupler, the two optical fiber connectors are installed at the tail ends of two optical fibers, the coupler plays a role of aligning a sleeve, and in addition, the coupler is provided with a metal or non-metal flange so as to facilitate the installation and the fixation of the connector.

Present fiber connector is mostly two wiring ends, has all seted up a draw-in groove on the wiring end and has been used for location and fixed male light head, when fiber connector was idle, need insert the sealing plug in two wiring ends to prevent inside pollutants such as dust, water stain enter into the link, and current sealing plug can't seal the draw-in groove, inside pollutants such as a small amount of dust still can enter into the link through the draw-in groove, and then influence its normal use.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides an improved optical fiber butt joint adapter device which has the advantages of good dustproof effect, convenience in disassembly and assembly and the like, and solves the problem that dust is easy to enter the interior of a traditional adapter.

The improved optical fiber butt-joint adapting device comprises two connecting ends which are arranged in a mirror image manner, wherein each connecting end comprises a connecting plate, a through hole is formed in the center of the bottom of each connecting plate, a shell is fixedly connected to the position, close to the edge, of the top of each connecting plate, the center of each shell and the center of each through hole are in the same vertical plane, a bottom plate is fixedly connected to the center of the bottom of the inner wall of each shell, a positioning cylinder is fixedly connected to the center of the top of each bottom plate, side plates are fixedly connected to the positions, close to the left and right sides, of the top of each bottom plate, a baffle is fixedly connected to one side, close to the center of the shell, countersunk holes are formed in the positions, close to the left and right sides, of the top of each connecting plate, a sealing cover is movably inserted into the center of the top of each shell, a sealing block is fixedly connected to the center of the bottom of the inner wall of each sealing cover, and a sealing plug is fixedly connected to the center of the bottom of each sealing block, the center of the front top of the sealing plug is fixedly connected with a bump, the center of the front top of the shell is provided with a clamping groove, and the bump is movably clamped inside the clamping groove.

According to the improved optical fiber butt-joint adapting device, the internal thread sleeve is movably inserted between the two countersunk holes, the bottom of the internal thread sleeve is in threaded connection with the screw, the top of the screw is in threaded connection with the nut, and the structure is arranged, so that butt joint and connection between the two connecting ends are firm and stable, and convenience is brought to assembly and disassembly of the device.

According to the improved optical fiber butt-joint adapting device, the metal sleeve is fixedly connected between the two positioning cylinders, the top and the bottom of the metal sleeve are respectively positioned on the same horizontal plane with the top and the bottom of the two positioning cylinders, and the structure is arranged to prevent the metal sleeve from protruding out of the positioning cylinders, so that the optical fiber is conveniently aligned.

According to the improved optical fiber butt joint adapter device, the sealing plug is movably inserted into the metal sleeve, the diameter of the sealing plug is the same as the inner diameter of the metal sleeve, and the structure is arranged, so that the metal sleeve can be sealed and protected, and dust can be prevented from entering the metal sleeve.

According to the improved optical fiber butt-joint adapting device, the inner wall of the sealing cover is attached to the outer wall of the shell, the surface of the sealing block is attached to the inner wall of the shell, and the sealing cover is made to be more fit with the shape structure of the shell, so that the sealing performance is improved.

According to the improved optical fiber butt joint adapting device, the shape structure of the bump is matched with the shape structure of the clamping groove, the front surface of the bump and the front surface of the shell are positioned on the same horizontal plane, and the structure is arranged so that the clamping groove can be blocked after the sealing cover is inserted into the shell, and external dust is prevented from entering the shell from the clamping groove.

The improved optical fiber butt-joint adapting device is characterized in that the sealing cover, the sealing block, the sealing plug and the projection are all made of rubber.

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

1. according to the utility model, through the arrangement of the sealing cover and the sealing block, the inner side of the sealing cover is attached to the outer side of the shell, and the outer side of the sealing block is attached to the inner side of the shell, so that the sealing cover can be tightly inserted into the top of the shell, further, pollutants such as external dust and the like are prevented from entering the shell through gaps, and through the projection arranged on the top of the front surface of the sealing plug, the clamping groove can be blocked after the sealing cover is inserted into the shell, and the external dust is prevented from entering the shell from the clamping groove.

2. The side plates and the baffle plates are arranged on the bottom plate, so that the inserted optical fibers can be limited and fixed, the optical fibers are prevented from falling off from the shell easily, butt joint and connection between the two connecting ends are firm and stable through the counter bores arranged on the connecting plate and matched with the internal thread sleeves, the screws and the nuts arranged in the counter bores, convenience is provided for dismounting and mounting of the device, the device can be used for butt joint between the two optical fibers and butt joint between the optical fibers and equipment, and the practicability of the device is improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic sectional view of the entire front side of the present invention;

FIG. 2 is a front cross-sectional structural view of the connection end of the present invention;

FIG. 3 is a schematic top view of the connecting end of the present invention;

FIG. 4 is a front view of the connecting end of the present invention;

FIG. 5 is a schematic view of the overall front structure of the present invention;

fig. 6 is a side sectional view showing the sealing cap according to the present invention.

In the figure: 1. a connecting plate; 2. a through hole; 3. a housing; 31. a card slot; 4. a base plate; 5. positioning the cylinder; 6. a metal sheath; 7. a side plate; 8. a baffle plate; 9. a countersunk hole; 91. an internal thread sleeve; 10. a screw; 11. a nut; 12. a sealing cover; 13. a sealing block; 14. a sealing plug; 15. and (4) a bump.

Detailed Description

In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the various embodiments of the utility model. It should be understood, however, that these physical details should not be construed as limiting the utility model. That is, in some embodiments of the utility model, such physical details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1-6, the improved optical fiber butt-joint adapter device of the present invention comprises two connecting ends arranged in a mirror image, the connecting ends comprise a connecting plate 1, a through hole 2 is formed in the center of the bottom of the connecting plate 1, a housing 3 is fixedly connected to the top of the connecting plate 1 and the position close to the edge, the center of the housing 3 and the center of the through hole 2 are in the same vertical plane, a bottom plate 4 is fixedly connected to the center of the inner wall of the housing 3, a positioning cylinder 5 is fixedly connected to the center of the top of the bottom plate 4, side plates 7 are fixedly connected to the top of the bottom plate 4 and the positions close to the center of the left and right sides, a baffle plate 8 is fixedly connected to one side of the side plate 7 close to the center of the housing 3, countersunk holes 9 are formed in the top of the connecting plate 1 and the positions close to the center of the left and right sides, a sealing cover 12 is movably inserted into the center of the top of the housing 3, and a sealing block 13 is fixedly connected to the center of the bottom of the inner wall of the sealing cover 12, the central authorities fixedly connected with sealing plug 14 of sealing block 13 bottom, the central authorities fixedly connected with lug 15 of the positive top of sealing plug 14, the draw-in groove 31 has been seted up at the central authorities of the positive top of casing 3, lug 15 activity joint is inside draw-in groove 31.

The activity is pegged graft between two counter bores 9 and is had internal thread cover 91, and the bottom threaded connection of internal thread cover 91 has screw 10, and the top threaded connection of screw 10 has nut 11, and this structure sets up for butt joint between two links becomes firmly stable with connecting, provides convenience for the device's dismouting.

Fixedly connected with metal covering 6 between two location drum 5, the top and the bottom of metal covering 6 are in same horizontal plane with the top and the bottom of two location drum 5 respectively, and this structure setting avoids outside 6 outstanding location drums 5 of metal covering, convenient alignment optic fibre.

The sealing plug 14 is movably inserted into the metal sleeve 6, the diameter of the sealing plug 14 is the same as the inner diameter of the metal sleeve 6, and the structure can play a role in sealing and protecting the metal sleeve 6 and prevent dust from entering the metal sleeve 6.

The inner wall of sealed lid 12 and the outer wall laminating of casing 3, the surface of sealed piece 13 and the inner wall laminating of casing 3, this structure setting for sealed lid 12 agrees with the shape structure of casing 3 more, has improved the leakproofness.

The shape structure of the bump 15 is matched with the shape structure of the slot 31, the front surface of the bump 15 is in the same horizontal plane with the front surface of the shell 3, the structure is arranged, the slot 31 can be plugged after the sealing cover 12 is inserted into the shell 3, and external dust is prevented from entering the shell 3 from the slot 31.

The sealing cap 12, the sealing block 13, the sealing plug 14 and the projection 15 are all made of rubber.

The working principle is as follows: when optical fibers need to be butted, a worker only needs to pull out the sealing covers 12 at the two ends, then insert the two optical fibers into the shell 3 respectively, and ensure that the ends of the two optical fibers are inserted into the metal sleeve 6 inside the positioning cylinder 5.

The device is in sealed the in-process of depositing, because the inboard laminating in the outside of sealed lid 12 and casing 3, the outside of sealed piece 13 and the inboard laminating of casing 3, make sealed lid 12 can be inseparable grafting at the top of casing 3, and then avoid pollutants such as external dust to see through inside the gap entering casing 3, through the lug 15 that sets up at the positive top of sealing plug 14, can also plug up draw-in groove 31 after sealed lid 12 inserts casing 3 inside, avoid external dust to enter into inside casing 3 from draw-in groove 31.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides an improvement type optical fiber butt joint adapter device, includes that two are the link that the mirror image set up, its characterized in that: the connecting end comprises a connecting plate (1), a through hole (2) is formed in the center of the bottom of the connecting plate (1), a shell (3) is fixedly connected to the position, close to the edge, of the top of the connecting plate (1), the center of the shell (3) and the center of the through hole (2) are located on the same vertical plane, a bottom plate (4) is fixedly connected to the center of the bottom of the inner wall of the shell (3), a positioning cylinder (5) is fixedly connected to the center of the top of the bottom plate (4), side plates (7) are fixedly connected to the positions, close to the left side and the right side, of the top of the bottom plate (4), a baffle (8) is fixedly connected to one side of each side plate (7), close to the center of the shell (3), countersunk holes (9) are formed in the positions, close to the left side and the right side, of the top of the connecting plate (1), and a sealing cover (12) is movably inserted in the center of the top of the shell (3), the sealing structure is characterized in that a sealing block (13) is fixedly connected to the center of the bottom of the inner wall of the sealing cover (12), a sealing plug (14) is fixedly connected to the center of the bottom of the sealing block (13), a convex block (15) is fixedly connected to the center of the front top of the sealing plug (14), a clamping groove (31) is formed in the center of the front top of the shell (3), and the convex block (15) is movably clamped inside the clamping groove (31).

2. An improved optical fiber butt-joint adapter device according to claim 1, characterized in that: an internal thread sleeve (91) is movably inserted between the two countersunk holes (9), the bottom of the internal thread sleeve (91) is connected with a screw (10) in a threaded manner, and the top of the screw (10) is connected with a nut (11) in a threaded manner.

3. An improved optical fiber butt-joint adapter device according to claim 1, characterized in that: a metal sleeve (6) is fixedly connected between the two positioning cylinders (5), and the top and the bottom of the metal sleeve (6) are respectively positioned on the same horizontal plane with the top and the bottom of the two positioning cylinders (5).

4. An improved optical fiber butt-joint adapter device according to claim 1, characterized in that: the sealing plug (14) is movably inserted into the metal sleeve (6), and the diameter of the sealing plug (14) is the same as the inner diameter of the metal sleeve (6).

5. An improved optical fiber butt-joint adapter device according to claim 1, characterized in that: the inner wall of the sealing cover (12) is attached to the outer wall of the shell (3), and the surface of the sealing block (13) is attached to the inner wall of the shell (3).

6. An improved optical fiber butt-joint adapter device according to claim 1, characterized in that: the shape structure of the bump (15) is matched with the shape structure of the clamping groove (31), and the front surface of the bump (15) and the front surface of the shell (3) are in the same horizontal plane.

7. An improved optical fiber butt-joint adapter device according to claim 6, characterized in that: the sealing cover (12), the sealing block (13), the sealing plug (14) and the projection (15) are all made of rubber.