CN211263858U

CN211263858U - Fixing structure for optical fiber head

Info

Publication number: CN211263858U
Application number: CN201922389579.6U
Authority: CN
Inventors: 吴海泉; 黎娜
Original assignee: Hunan Xinhaixun Photoelectric Co ltd
Current assignee: Hunan Xinhaixun Photoelectric Co ltd
Priority date: 2019-12-26
Filing date: 2019-12-26
Publication date: 2020-08-14
Anticipated expiration: 2029-12-26

Abstract

The utility model provides a fixed knot constructs for optical fiber head, which comprises a housin, the cavity, recess and optical fiber head, both ends all are provided with the cavity about the casing right side, the equal opening in both ends is provided with the recess about the casing, and be between recess and the cavity and run through the setting, the fixed optical fiber head that is provided with of casing right-hand member, the casing right-hand member is provided with the collimater, both ends all are provided with tight latch fitting about the collimater left side, two tight latch fitting outsides are all fixed and are provided with the plastics buckle, the inside optic fibre core inserting hole that is provided with of collimater, the closely laminating of optic fibre core inserting hole left end has the anticreep circle, the. This kind of a fixed knot constructs for optical fiber head can make optical fiber head and collimator remain good contact throughout, and it is also more convenient to dismantle, can prevent outside moisture and dust simultaneously from getting into in the collimator.

Description

Fixing structure for optical fiber head

Technical Field

The utility model relates to a communication cable technical field specifically is a fixed knot constructs for optical fiber head.

Background

The existing collimator is generally in threaded connection with an optical fiber head, the fixing mode is not firm, the optical fiber head is easy to wind with other wire harnesses together in the using process, the optical fiber head and the collimator are easy to fall off along with the rotation of an optical fiber cable, network faults are further caused, the normal work and the work efficiency are affected, and in order to reduce the defect of falling off, a fixing device needs to be designed, so that the connection firmness is improved; and if the number of times of inserting and pulling out is too much in the fixed knot structure of current optical fiber head, the optical fiber head can accumulate certain dirty material, piles up after long-time influence heat dissipation and transmission performance, influences the use to the dust of optical fiber head is that the manual work uses instruments such as cotton swab to carry out the cleanness, but inefficiency like this, is difficult to the problem of clearance.

Disclosure of Invention

The utility model aims at solving the shortcoming that exists among the background art, provide a fixed knot constructs for optical fiber head.

In order to achieve the above object, the utility model provides a fixing structure for an optical fiber head, which comprises a shell, a cavity, a groove and an optical fiber head, the upper and lower ends of the right side of the shell are both provided with cavities, the upper and lower ends of the shell are both provided with openings and grooves, the groove and the cavity are arranged in a penetrating way, the right end of the shell is fixedly provided with an optical fiber head, the right end of the shell is provided with a collimator, the upper end and the lower end of the left side of the collimator are respectively provided with a locking piece, the outer sides of the two locking pieces are respectively fixedly provided with a plastic buckle, an optical fiber core inserting hole is arranged in the collimator, the left end of the optical fiber core inserting hole is tightly attached with an anti-falling ring, the anti-drop ring is provided with a fixing hole matched with the optical fiber ferrule hole, the inner middle end of the optical fiber ferrule hole is provided with a collimating lens, and the right end of the optical fiber ferrule hole is provided with an optical fiber ferrule fastener.

Furthermore, the cavity is of an outer splayed structure in the shell, and the inner wall of the cavity is flat and smooth.

Further, the locking piece is outer eight word structure on the collimator left side, and locking piece and plastics buckle be the integrated shaping setting.

Furthermore, the shell and the collimator are inserted into the cavity through the locking piece, and the plastic buckle is matched and fixed with the groove.

Furthermore, the anticreep circle is made for the rubber material, and the anticreep circle aperture slightly is greater than two millimeters at zero point between the optical fiber head.

The utility model provides a fixed knot constructs for optical fiber head has following beneficial effect:

1. the utility model has the advantages of, the user inserts in the cavity that is outer eight characters structure in the casing with the locking piece that the collimator left side is outer eight characters structure, the plastics buckle agrees with fixedly with the recess this moment, can effectively fix the optical fiber head position of casing right-hand member, thereby fixed between casing and the collimator has been accomplished, make optical fiber head and collimator remain good contact throughout, data transmission's continuity has been guaranteed, prevent that optical fiber head from coming off the collimator and influencing the condition of normal work and work efficiency, ensure optical fiber head's normal operating, it is also convenient to dismantle.

2. Secondly, in the process of fixing the optical fiber heads and the collimator, the anti-loose rings are made of rubber materials, and the aperture of each anti-loose ring is slightly larger than two millimeters from zero point between the optical fiber heads, so that when the optical fiber heads are inserted into the optical fiber core inserting holes, the anti-loose rings cling to the outer walls of the optical fiber heads to scrape off contaminated dust by utilizing the elasticity of the anti-loose rings, and meanwhile, the anti-loose rings can prevent external moisture and dust from entering the collimator.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is an overall sectional view of the present invention.

Fig. 3 is a schematic diagram of a cross section of the left side of the collimator according to the present invention.

In FIGS. 1-3: the optical fiber connector comprises a shell-1, a cavity-101, a groove-102, an optical fiber head-103, a collimator-2, a locking piece-201, a plastic buckle-202, an optical fiber core inserting hole-203, an anti-loosening ring-204, a fixing hole-2041, a collimating lens-205 and an optical fiber core inserting fastener-206.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example (b):

referring to fig. 1-3, the present embodiment provides a fixing structure for an optical fiber head, which includes a housing 1, a cavity 101, a groove 102 and an optical fiber head 103, the upper and lower ends of the right side of the housing 1 are both provided with the cavity 101, the upper and lower ends of the housing 1 are both opened with the groove 102, the groove 102 and the cavity 101 are arranged in a penetrating manner, the optical fiber head 103 is fixedly arranged at the right end of the housing 1, the collimator 2 is arranged at the right end of the housing 1, the upper and lower ends of the left side of the collimator 2 are both provided with locking pieces 201, the outer sides of the two locking pieces 201 are both fixedly provided with plastic buckles 202, an optical fiber core-inserting hole 203 is arranged inside the collimator 2, the left end of the optical fiber core-inserting hole 203 is closely attached with an anti-releasing ring 204, the anti-releasing ring 204 is provided with a fixing hole 2041 used in cooperation with the optical fiber core, the right end of the optical fiber core inserting hole 203 is provided with an optical fiber core inserting fastener 206.

Further, cavity 101 is outer eight characters structure in casing 1, and cavity 101 inner wall levels smoothly, and the user inserts collimator 2 left side and is outer eight characters structure's tight latch 201 in cavity 101 in casing 1, and plastics buckle 202 agrees with fixedly with recess 102 this moment.

Further, tight lock 201 is outer eight characters structure on 2 left sides of collimater, and tight lock 201 sets up with plastics buckle 202 for the integrated shaping, can effectively fix the optic fibre head 103 position of 1 right-hand member of casing to fixed between casing 1 and collimater 2 has been accomplished.

Further, insert cavity 101 through locking piece 201 between casing 1 and the collimator 2, plastics buckle 202 agrees with fixedly with recess 102, makes optical fiber head 103 and collimator 2 keep good contact all the time, has guaranteed data transmission's continuity, prevents that optical fiber head 103 from droing from collimator 2 and influencing the condition of normal work and work efficiency, guarantees optical fiber head 103's normal operating.

Further, the anti-loose ring 204 is made of rubber, and the aperture of the anti-loose ring 204 is slightly larger than two zero millimeters between the optical fiber heads 103, so that when the optical fiber heads 103 are inserted into the collimating lens 203, the anti-loose ring 204 is elastically attached to the outer wall of the optical fiber heads 103 to scrape off contaminated dust because the anti-loose ring 204 is made of rubber and the aperture of the anti-loose ring 204 is slightly larger than two zero millimeters between the optical fiber heads 103.

When the fixing structure for the optical fiber head of the utility model is used, firstly, a user inserts the locking piece 201 which is in the outer splayed structure at the left side of the collimator 2 into the cavity 101 which is in the outer splayed structure in the shell 1, at the moment, the plastic buckle 202 is matched and fixed with the groove 102, the optical fiber head 103 at the right end of the shell 1 can be effectively fixed, thereby fixing between the shell 1 and the collimator 2, the optical fiber head 103 and the collimator 2 are always kept in good contact, the optical fiber head 103 is prevented from falling off from the collimator 2 to influence the normal work and the work efficiency, when in disassembly, the user presses the plastic buckle 202 to be drawn out from the shell 1, the disassembly is convenient, the distance between the optical fiber end face and the collimating lens 205 is adjusted through the optical fiber inserting core fastener 206, the coupling efficiency between the optical fiber and the optical fiber is improved, the insertion loss is reduced, in the fixing process of the optical fiber head 103 and the collimator, because the anti-slip ring 204 is made of rubber, and the aperture of the anti-slip ring 204 is slightly larger than two millimeters from zero between the optical fiber heads 103, when the optical fiber heads 103 are inserted into the optical fiber core inserting holes 203, the anti-slip ring 204 is tightly attached to the outer wall of the optical fiber heads 103 by utilizing the elasticity of the anti-slip ring 204 to scrape off the contaminated dust, and meanwhile, the anti-slip ring 204 can prevent external moisture and dust from entering the collimator 2.

The above is only the preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.

Claims

1. A fixing structure for an optical fiber head comprises a shell (1), cavities (101), grooves (102) and optical fiber heads (103), and is characterized in that the upper end and the lower end of the right side of the shell (1) are respectively provided with the cavities (101), the upper end and the lower end of the shell (1) are respectively provided with the grooves (102) in an opening mode, the grooves (102) and the cavities (101) are arranged in a penetrating mode, the optical fiber heads (103) are fixedly arranged at the right end of the shell (1), the right end of the shell (1) is provided with a collimator (2), the upper end and the lower end of the left side of the collimator (2) are respectively provided with locking pieces (201), the outer sides of the two locking pieces (201) are respectively and fixedly provided with a plastic buckle (202), an optical fiber core inserting hole (203) is formed in the collimator (2), the left end of the optical fiber core inserting hole (203) is tightly attached with an anti-falling ring (204), the anti-falling ring (204) is provided, the optical fiber core inserting device is characterized in that a collimating lens (205) is arranged at the middle end inside the optical fiber core inserting hole (203), and an optical fiber core inserting fastener (206) is arranged at the right end of the optical fiber core inserting hole (203).

2. A fixing structure for a fiber optic head as claimed in claim 1, wherein the cavity (101) has a splayed configuration within the housing (1), and wherein the inner wall of the cavity (101) is smooth and flat.

3. A fixing structure for a fiber optic head as claimed in claim 1, wherein the locking member (201) is of a v-shaped configuration at the left side of the collimator (2), and the locking member (201) and the plastic catch (202) are integrally formed.

4. A fixation structure for a fiber optic head as claimed in claim 1, wherein the housing (1) and the collimator (2) are inserted into the cavity (101) through a locking member (201), and the plastic catch (202) is engaged with the groove (102) for fixation.

5. The fixing structure for the optical fiber heads as claimed in claim 1, wherein the anti-slip ring (204) is made of rubber, and the aperture of the anti-slip ring (204) is slightly larger than two zero millimeters between the optical fiber heads (103).