CN217932166U

CN217932166U - Collimating device of optical fiber coupling device

Info

Publication number: CN217932166U
Application number: CN202222222128.5U
Authority: CN
Inventors: 黄宋飞; 蔡光跃
Original assignee: Shanghai Panhuan Electronic Technology Co ltd
Current assignee: Shanghai Panhuan Electronic Technology Co ltd
Priority date: 2022-08-23
Filing date: 2022-08-23
Publication date: 2022-11-29
Anticipated expiration: 2032-08-23

Abstract

The utility model discloses a collimating device of optical fiber coupler, including optical fiber coupler, collimator one and collimator two, the stationary blade is installed in the optical fiber coupler outside, both sides all are connected with the elastic plate on the stationary blade, both ends all are provided with the fixed slot in the optical fiber coupler, install one side in the optical fiber coupler collimator one, install opposite side in the optical fiber coupler collimator two, collimator one with all install lens in the collimator two, the lens both ends are connected with the AR film. Has the advantages that: the utility model discloses a set up recess and stripper plate, can be when the staff changes collimator one and collimator two, the staff can press the stripper plate, makes the stripper plate remove along the recess, and the stripper plate can extrude collimator one and collimator two and shift out fiber coupler from the fixed slot, reduces staff's working strength.

Description

Collimating device of optical fiber coupling device

Technical Field

The utility model relates to a fiber coupling device's collimating device technical field, concretely relates to fiber coupling device's collimating device.

Background

The optical fiber coupler, also known as splitter, connector, adapter, optical flange, is an element for realizing optical signal splitting/combining or for extending optical fiber link, and belongs to the field of optical passive elements, and can be applied to telecommunication network, cable television network, user loop system and local area network, and the optical fiber coupler needs to use collimator to convert light beam during use.

The collimating device of the prior optical fiber coupling device converts transmission light in an optical fiber into collimated light through the collimating device in the using process, and during the use, because the collimating device is tightly connected with the optical fiber coupler, and the volumes of the collimating device and the optical fiber coupler are smaller, the difficulty of a worker in replacing the collimating device is increased, the working strength of the worker is increased, and the prior problem is solved by the collimating device of the optical fiber coupling device.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the defects of the prior art, the collimating device of the optical fiber coupling device is provided, and the problems that the transmission light in the optical fiber is converted into collimated light through the collimating device in the using process of the collimating device of the conventional optical fiber coupling device, and the collimating device and the optical fiber coupler are tightly connected and have smaller volumes when being used, the difficulty is increased when a worker replaces the collimating device, and the working strength of the worker is increased are solved.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides a collimating device of optical fiber coupler, including optical fiber coupler, collimator one and collimator two, the stationary blade is installed in the optical fiber coupler outside, both sides all are connected with the elastic plate on the stationary blade, both ends all are provided with the fixed slot in the optical fiber coupler, install one side in the optical fiber coupler collimator one, opposite side is installed in the optical fiber coupler collimator two, collimator one with all install lens in the collimator two, the lens both ends are connected with the AR film, collimator one with two one end of collimator all are provided with the limiting plate, optical fiber coupler top both sides all are provided with the recess, the recess in-connection has the stripper plate.

Furthermore, the fixing piece is bonded with the optical fiber coupler, and the elastic plate is welded with the fixing piece.

By adopting the technical scheme, the optical fiber coupler can be installed on external equipment through the elastic plate on the fixing piece.

Further, the fixing groove is formed on the optical fiber coupler, and the fixing groove is of a convex structure.

By adopting the technical scheme, the optical fiber line is conveniently connected with the optical fiber coupler through the fixing groove.

Furthermore, the first collimator is inserted into the optical fiber coupler, and the second collimator is inserted into the optical fiber coupler.

By adopting the technical scheme, the transmitted light in the optical fibers at the two ends can be converted into collimated light through the first collimator and the second collimator respectively.

Further, the lens is bonded with the first collimator, the lens is bonded with the second collimator, and the AR film is bonded with the lens.

By adopting the technical scheme, the light beams can be converted through the lens, and the AR film can reduce the reflection loss caused by the mismatching of the refractive indexes at the end face when the light is transmitted between the interfaces.

Furthermore, the limiting plate is formed on the optical fiber coupler, the limiting plate is connected with the first collimator, and the limiting plate is connected with the second collimator.

By adopting the technical scheme, the limiting plates can be used for limiting the first collimator and the second collimator respectively.

Furthermore, the groove is formed in the optical fiber coupler, the extrusion plate is connected with the groove in a sliding mode, and the bottom of the extrusion plate is inclined.

By adopting the technical scheme, when a worker replaces the first collimator and the second collimator, the worker can press the extrusion plate to enable the extrusion plate to move along the groove, and the extrusion plate can extrude the first collimator and the second collimator to move out of the optical fiber coupler from the fixing groove.

(III) advantageous effects

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

for the collimating device who solves current fiber coupling device in the use, be converted into collimated light through the transmission light of collimating device in with optic fibre, and during the use, because collimating device is comparatively inseparable with fiber coupler's connection, and both volumes are all less, and the staff degree of difficulty increase when changing collimating device, increases staff's working strength's problem, the utility model discloses a set up recess and stripper plate, can be when the staff changes collimator one and collimator two, the staff can press the stripper plate, makes the stripper plate remove along the recess, and the stripper plate can extrude collimator one and collimator two and shift out fiber coupler from the fixed slot, reduces staff's working strength.

Drawings

Fig. 1 is a schematic structural diagram of a collimating device of an optical fiber coupling device according to the present invention;

fig. 2 is a front sectional view of a collimating device of an optical fiber coupling device according to the present invention;

fig. 3 is an enlarged view of a position a in the collimating device of the optical fiber coupling device of the present invention.

The reference numerals are illustrated below:

1. a fiber coupler; 2. a fixing sheet; 3. an elastic plate; 4. fixing grooves; 5. a first collimator; 6. a second collimator; 7. a lens; 8. an AR film; 9. a limiting plate; 10. a groove; 11. and (5) pressing the plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1-3, a collimating apparatus of an optical fiber coupler in this embodiment includes an optical fiber coupler 1, a first collimator 5 and a second collimator 6, a fixing piece 2 is installed outside the optical fiber coupler 1, the fixing piece 2 can fix an elastic plate 3, the elastic plate 3 is connected to both sides of the fixing piece 2, the optical fiber coupler 1 is fixed to an external device through the elastic plate 3, fixing grooves 4 are formed at both ends in the optical fiber coupler 1, an optical fiber line can be fixed by the fixing grooves 4, the first collimator 5 is installed at one side in the optical fiber coupler 1, the second collimator 6 is installed at the other side in the optical fiber coupler 1, the first collimator 5 and the second collimator 6 respectively convert transmission light in optical fibers at both ends into collimated light, lenses 7 are installed in the first collimator 5 and the second collimator 6, AR films 8 are connected to both ends of the lenses 7, the AR films 8 can enable light to be transmitted between interfaces, reflection loss caused by mismatch of refractive indexes at end surfaces is reduced, limiting plates 9 are disposed at one end of the first collimator 5 and the second collimator 6, the limiting plates 9 can respectively extrude the first collimator 6 and the second collimator 6, a groove 10 is disposed in the optical fiber coupler 1, and an extruding plate 11 can move out of the first collimator 1, and the extruding plate 11.

As shown in fig. 1 to 3, in the present embodiment, a fixing piece 2 is bonded to an optical fiber coupler 1, an elastic plate 3 is welded to the fixing piece 2, a fixing groove 4 is formed in the optical fiber coupler 1, and the fixing groove 4 has a convex structure.

As shown in fig. 1-3, in the present embodiment, the first collimator 5 is inserted into the fiber coupler 1, the second collimator 6 is inserted into the fiber coupler 1, the lens 7 is bonded to the first collimator 5, the lens 7 is bonded to the second collimator 6, and the AR film 8 is bonded to the lens 7.

As shown in fig. 1-3, in the present embodiment, the limiting plate 9 is formed on the optical fiber coupler 1, the limiting plate 9 is connected to the first collimator 5, the limiting plate 9 is connected to the second collimator 6, the groove 10 is formed on the optical fiber coupler 1, the extrusion plate 11 is slidably connected to the groove 10, and the bottom of the extrusion plate 11 is inclined.

The specific implementation process of this embodiment is as follows: when the optical fiber coupler is used, an operator installs the optical fiber coupler 1 on external equipment, then the optical fiber coupler 1 is fixed through the elastic plate 3 on the fixing piece 2, after the fixing is completed, the operator connects optical fiber lines at two ends with the optical fiber coupler 1 through the fixing groove 4, after the connection is completed, light beams in the optical fiber lines are converted into collimated light through the lenses 7 in the first collimator 5 and the second collimator 6 respectively, the AR film 8 can reduce reflection loss caused by mismatching of refractive indexes at end faces when the light is transmitted between interfaces, and when the operator replaces the first collimator 5 and the second collimator 6, the operator can press the extrusion plate 11 to enable the extrusion plate 11 to move along the groove 10, and the extrusion plate 11 can extrude the first collimator 5 and the second collimator 6 to move out of the optical fiber coupler 1 from the fixing groove 4, so that the working intensity of the operator is reduced.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A collimating device of an optical fiber coupling device is characterized in that: including optical fiber coupler (1), collimator (5) and collimator two (6), stationary blade (2) are installed in optical fiber coupler (1) outside, both sides all are connected with elastic plate (3) on stationary blade (2), both ends all are provided with fixed slot (4) in optical fiber coupler (1), install one side in optical fiber coupler (1) collimator one (5), install opposite side in optical fiber coupler (1) collimator two (6), collimator one (5) with all install lens (7) in collimator two (6), lens (7) both ends are connected with AR film (8), collimator one (5) with collimator two (6) one end all is provided with limiting plate (9), optical fiber coupler (1) top both sides all are provided with recess (10), recess (10) in-connection has stripper plate (11).

2. The collimating apparatus of an optical fiber coupling device according to claim 1, wherein: the fixing piece (2) is bonded with the optical fiber coupler (1), and the elastic plate (3) is welded with the fixing piece (2).

3. The collimating apparatus of an optical fiber coupling device according to claim 1, wherein: the fixing groove (4) is formed in the optical fiber coupler (1), and the fixing groove (4) is of a convex structure.

4. The collimating apparatus of claim 1, wherein: the first collimator (5) is connected with the optical fiber coupler (1) in an inserted mode, and the second collimator (6) is connected with the optical fiber coupler (1) in an inserted mode.

5. The collimating apparatus of an optical fiber coupling device according to claim 1, wherein: the lens (7) is bonded with the first collimator (5), the lens (7) is bonded with the second collimator (6), and the AR film (8) is bonded with the lens (7).

6. The collimating apparatus of claim 1, wherein: the limiting plate (9) is formed on the optical fiber coupler (1), the limiting plate (9) is connected with the first collimator (5), and the limiting plate (9) is connected with the second collimator (6).

7. The collimating apparatus of an optical fiber coupling device according to claim 1, wherein: the groove (10) is formed in the optical fiber coupler (1), the extrusion plate (11) is connected with the groove (10) in a sliding mode, and the bottom of the extrusion plate (11) is inclined.