CN214750931U

CN214750931U - Optical fiber collimating mirror suitable for multimode optical fiber output

Info

Publication number: CN214750931U
Application number: CN202121387234.8U
Authority: CN
Inventors: 韩冰; 郭屹; 陈丽享; 邢嘉琳; 郭小凡
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-22
Filing date: 2021-06-22
Publication date: 2021-11-16
Anticipated expiration: 2031-06-22

Abstract

The utility model discloses an optical fiber collimating mirror suitable for multimode optical fiber output, including crimping box and the optic fibre of wearing to establish in crimping box middle part, the inside lower side of crimping box is opened and is equipped with the crimping mouth and the inside optic fibre converter that is equipped with of crimping mouth communicates with optic fibre, the inside position of crimping box is equipped with the glued membrane briquetting at the side of crimping mouth upside, glued membrane briquetting middle part is equipped with branch and articulates with it, the one end top that branch kept away from the glued membrane briquetting is equipped with the pressure cap and runs through crimping box top, the pressure cap drives the glued membrane briquetting through branch and goes up and down in crimping mouth inside perpendicularly; the utility model discloses in, make multimode fiber when being connected with single mode fiber through the glued membrane briquetting, branch, the pressure cap that set up, can directly insert single mode fiber and press the inside and fiber converter intercommunication of interface to improve the connection speed between the light, and after single mode fiber gets into and presses the interface, can make the glued membrane briquetting press the pressfitting of single mode fiber, and then improve single mode fiber connection's stability, make the stability of equipment after connecting the completion obtain improving.

Description

Optical fiber collimating mirror suitable for multimode optical fiber output

Technical Field

The utility model relates to an optical fiber output field especially relates to an optical fiber collimating mirror suitable for multimode optical fiber output.

Background

Multimode optical fiber is an optical fiber for transmitting multiple modes at a given working wavelength, and is divided into a mutant type and a graded-index type according to the distribution of the refractive index, and an optical fiber collimator is formed by accurately positioning a tail fiber and a self-focusing lens, and can be used for converting the transmitted light in the optical fiber into collimated light (parallel light) or coupling external parallel (approximately parallel) light into a single-mode optical fiber.

At present, the connection between the multimode optical fiber and the single mode optical fiber is usually performed by an optical fiber converter using a plastic housing or an adhesive tape, but the connection is very unstable for the transmission of the optical fiber, and the connection efficiency between the optical fibers is very low.

There is therefore a need for a fiber optic collimator suitable for multimode fiber output that ameliorates the above problems.

SUMMERY OF THE UTILITY MODEL

In order to overcome the deficiencies of the prior art, the utility model provides an optical fiber collimating mirror suitable for multimode fiber output to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model adopts the following technical scheme:

optical fiber collimating mirror suitable for multimode optical fiber output, including the crimping box and wear to establish the optic fibre at crimping box middle part, the inside downside of crimping box is opened and is equipped with the crimping mouth and crimping mouth inside is equipped with optical fiber converter and optic fibre intercommunication, the crimping box inside is located the crimping mouth upside and is equipped with the glued membrane briquetting, glued membrane briquetting middle part is equipped with branch rather than articulated, the one end top that the glued membrane briquetting was kept away from to branch is equipped with presses the cap to run through in crimping box top, press the cap to pass through branch drive glued membrane briquetting perpendicular lift in crimping mouth inside.

As the utility model discloses a preferred technical scheme, the inboard side of crimping mouth is equipped with the pad box under being located the glued membrane briquetting, and pad box inboard bottom is equipped with the top spring, and the top spring top is equipped with the glued membrane cushion.

As a preferred technical scheme of the utility model, the glued membrane briquetting top surface is equipped with expanding spring, and expanding spring keeps away from the one end of glued membrane briquetting and is fixed in crimping box top inner wall.

As a preferred technical scheme of the utility model, press the cap bottom to be equipped with supporting spring, supporting spring keeps away from the one end of pressing the cap and is fixed in crimping box bottom inner wall.

As a preferred technical scheme of the utility model, top spring bottom surface is fixed in the cushion box inner wall bottom surface and the laminating of top spring top surface is in the glued membrane cushion bottom surface, and glued membrane cushion sliding connection is inboard in the cushion box and the glued membrane cushion top is located the pressure interface inboard.

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

(1) the utility model discloses a collodion briquetting that sets up, branch, press the cap to make multimode fiber when being connected with single mode fiber, can directly insert single mode fiber and press the inside and fiber converter intercommunication of interface, thereby improve the connection speed between the light, and before single mode fiber gets into and presses the interface, press the cap to press, make the collodion briquetting rise, loosen after accomplishing single mode fiber and fiber converter are connected and press the cap and can make the collodion briquetting press fit with single mode fiber, and then improve single mode fiber connection's stability, make the equipment stability after accomplishing the connection obtain improving.

(2) The utility model discloses the pad box that the crimping box bottom is located under the glued membrane briquetting and sets up through its inside glued membrane pad, top spring for this equipment can avoid single mode fiber's bending at crimping mouth middle part with the single mode fiber jacking through the glued membrane pad when connecting not unidimensional single mode fiber, thereby makes this equipment make stability higher connecting not unidimensional single mode fiber.

Drawings

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

Fig. 2 is a schematic side view of the present invention.

Wherein, the names corresponding to the reference numbers are:

1. a crimping box; 2. an optical fiber; 3. pressing the interface; 4. an optical fiber converter; 5. pressing collodion cotton blocks; 6. a strut; 7. pressing the cap; 8. a tension spring; 9. a support spring; 10. a pad box; 11. collodion cushion blocks; 12. and (4) a spring is supported.

Detailed Description

The present invention will be further described with reference to the following description and examples, which include but are not limited to the following examples.

Example (b):

referring to fig. 1 and fig. 2, the present invention provides a technical solution:

optical fiber collimating mirror suitable for multimode fiber output, including crimping box 1 and wear to establish the optic fibre 2 at 1 middle part of crimping box, 1 inside downside of crimping box is seted up and is pressed interface 3 and press 3 inside optic fibre converters 4 and the optic fibre 2 intercommunication that are equipped with of interface, 1 inside 3 upsides that are located of pressing interface of crimping box is equipped with glued membrane briquetting 5, 5 middle parts of glued membrane briquetting are equipped with branch 6 rather than articulated, 6 one end tops of keeping away from glued membrane briquetting 5 of branch are equipped with presses cap 7 to run through in 1 top of crimping box, press cap 7 through 6 drive glued membrane briquetting 5 vertical lift of branch inside 3 of crimping mouth.

Referring to fig. 1 and 2, an extension spring 8 is arranged on the top surface of the collodion pressing block 5, one end of the extension spring 8, which is far away from the collodion pressing block 5, is fixed on the inner wall of the top of the pressure connection box 1, a support spring 9 is arranged at the bottom end of the pressure cap 7, and one end of the support spring 9, which is far away from the pressure cap 7, is fixed on the inner wall of the bottom of the pressure connection box 1;

the utility model discloses in, collodion briquetting 5 through the setting, branch 6, press cap 7 to make multimode fiber when being connected with single mode fiber, can directly insert single mode fiber and press 3 inside and fiber converter intercommunications of interface, thereby improve the connection speed between the light, and before single mode fiber gets into pressure interface 3, will press cap 7 to press, make collodion briquetting 5 rise, it can make collodion briquetting 5 single mode fiber pressfitting to loosen after accomplishing with fiber converter with single mode fiber and press cap 7, and then improve single mode fiber connection's stability, make equipment stability after connecting the completion obtain improving.

Referring to fig. 1, the other parts of this embodiment are the same as the embodiment of embodiment 1, and the different parts are as follows: the inner side of the pressure connector 3 is positioned under the collodion pressing block 5, a cushion box 10 is arranged below the pressure connector, the bottom of the inner side of the cushion box 10 is provided with a top spring 12, and the top of the top spring 12 is provided with a collodion cushion block 11.

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

the bottom surface of the top spring 12 is fixed on the bottom surface of the inner wall of the cushion box 10, the top surface of the top spring 12 is attached to the bottom surface of the collodion cushion block 11, the collodion cushion block 11 is connected to the inner side of the cushion box 10 in a sliding manner, and the top of the collodion cushion block 11 is positioned on the inner side of the pressure connector 3;

1 bottom of crimping box is located the pad box 10 that the collodion briquetting 5 set up under, through its inside collodion pad, top spring 12 for this equipment can avoid single mode fiber's bending at crimping mouth 3 middle parts with the single mode fiber jacking through the collodion pad when connecting different size's single mode fiber, thereby makes this equipment make stability higher connecting different size single mode fiber.

The utility model discloses work flow: when the optical fiber with wider size is used and connected, the pressing cap 7 at the top of the pressing box 1 is pressed downwards, then the optical fiber is stretched into the pressing interface 3, the optical fiber enters the optical fiber converter to be connected with the multimode optical fiber, after the connection is finished, the optical fiber can be fixed by loosening the pressing cap 7, when the optical fiber with narrower size is connected, the collodion pressing block 5 is slightly moved upwards by slightly pressing the pressing cap 7, the optical fiber is inserted into the pressing interface 3, after the optical fiber is inserted into the collodion pressing block 5, the pressing cap 7 is loosened, the collodion pressing block 5 directly presses the optical fiber, after the collodion pressing block 5 is pressed on the outer side of the optical fiber, the optical fiber is pushed to slowly move towards the inner part of the optical fiber converter, the connection can be finished after the optical fiber is connected into the optical fiber converter, when the optical fiber with narrower size is connected, the collodion cushion block 11 in the cushion box 10 can ensure that the optical fiber is always positioned in the middle of the pressing interface 3, therefore, the top of the optical fiber is prevented from being clamped outside the optical fiber converter, and the optical fiber needs to be pushed towards the inside of the compression joint 3 under the pressing of the collodion pressing block 5.

The above embodiment is only one of the preferred embodiments of the present invention, and all the insubstantial changes or modifications made in the spirit and the idea of the main design of the present invention are consistent with the present invention and all the technical problems solved by the present invention should be included in the protection scope of the present invention.

Claims

1. Optical fiber collimating mirror suitable for multimode fiber output, including crimping box (1) and wear to establish optic fibre (2) at crimping box (1) middle part, the inside downside of crimping box (1) is seted up and is pressed interface (3) and press interface (3) inside to be equipped with optic fibre converter (4) and optic fibre (2) intercommunication, its characterized in that: the inside pressure joint box (1) that is located of pressure interface (3) upside is equipped with glued membrane briquetting (5), glued membrane briquetting (5) middle part is equipped with branch (6) rather than articulated, the one end top that glued membrane briquetting (5) were kept away from in branch (6) is equipped with presses cap (7) to run through in pressure joint box (1) top, it drives inside perpendicular to crimping mouth (3) of glued membrane briquetting (5) through branch (6) to press cap (7).

2. A fiber optic collimating mirror adapted for multimode fiber output according to claim 1, wherein: the inner side of the pressure connector (3) is located under the collodion pressing block (5) and is provided with a pad box (10), the bottom of the inner side of the pad box (10) is provided with a top spring (12), and the top of the top spring (12) is provided with a collodion cushion block (11).

3. A fiber optic collimating mirror adapted for multimode fiber output according to claim 1, wherein: the top surface of the collodion pressing block (5) is provided with an extension spring (8), and one end of the extension spring (8) far away from the collodion pressing block (5) is fixed on the inner wall of the top of the crimping box (1).

4. A fiber optic collimating mirror adapted for multimode fiber output according to claim 1, wherein: the bottom end of the pressure cap (7) is provided with a supporting spring (9), and one end, far away from the pressure cap (7), of the supporting spring (9) is fixed on the inner wall of the bottom of the pressure connection box (1).

5. A fiber optic collimating mirror adapted for multimode fiber output according to claim 2, wherein: the bottom surface of the top spring (12) is fixed on the bottom surface of the inner wall of the cushion box (10), the top surface of the top spring (12) is attached to the bottom surface of the collodion cushion block (11), the collodion cushion block (11) is connected to the inner side of the cushion box (10) in a sliding manner, and the top of the collodion cushion block (11) is located on the inner side of the pressure port (3).