CN212207746U

CN212207746U - Optical fiber double-fiber collimator

Info

Publication number: CN212207746U
Application number: CN202021375210.6U
Authority: CN
Inventors: 欧涛
Original assignee: Shenzhen Feiyi Optoelectronic Communication Co ltd
Current assignee: Shenzhen Feiyi Optoelectronic Communication Co ltd
Priority date: 2020-07-13
Filing date: 2020-07-13
Publication date: 2020-12-22
Anticipated expiration: 2030-07-13

Abstract

The utility model discloses a two fine collimators of optic fibre, including the collimator shell, the one end through connection of collimator shell has the optic fibre body, and the other end of collimator shell inlays and is equipped with lens, the surface cover of optic fibre body is equipped with ceramic sleeve, ceramic sleeve sets up in the inside of collimator shell, the inside of collimator shell is close to the intermediate position and is provided with the lock pin, the fixed surface of lock pin installs the slide, the internal fixed surface of collimator shell installs the guided way, the slide cover is established at the surface of guided way, the surface symmetric connection of collimator shell has high adjustment mechanism, be connected with between slide and the collimator shell and support tight mechanism, high adjustment mechanism comprises linking up seat, support column, supporting pad, thread pin and thread groove. An optical fiber double-fiber collimator, can conveniently adjust optical fiber collimator's use height, and can improve optical fiber collimator's result of use.

Description

Optical fiber double-fiber collimator

Technical Field

The utility model relates to an optical collimator field, in particular to two fine collimators of optic fibre.

Background

The optical fiber collimator is formed by accurately positioning a tail fiber and a lens, can convert transmission light in an optical fiber into collimated light or couple external parallel light into a single-mode optical fiber, is universally existed in communication life, and is specially designed in the scheme; the existing optical fiber double-fiber collimator cannot support the optical fiber collimator at different heights when in use, the use height of the optical fiber collimator is inconvenient to adjust, the optical fiber collimator cannot be tightly supported when the inserting core is connected with an optical fiber, and the use effect of the optical fiber collimator is poor.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a two fine collimators of optic fibre can effectively solve the problem that proposes in the background art.

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

the utility model provides an optic fibre double fiber collimator, includes the collimator shell, the one end through connection of collimator shell has the optic fibre body, and the other end of collimator shell inlays and is equipped with lens, the surface cover of optic fibre body is equipped with ceramic bushing, ceramic bushing sets up in the inside of collimator shell, the inside of collimator shell is close to the intermediate position and is provided with the lock pin, the outer fixed surface of lock pin installs the slide, the internal fixed surface of collimator shell installs the guided way, the surface at the guided way is established to the slide cover, the surface symmetric connection of collimator shell has height adjusting mechanism, be connected with between slide and the collimator shell and support tight mechanism.

Preferably, height adjustment mechanism comprises linking up seat, support column, supporting pad, thread pin and thread groove, linking up seat fixed mounting at the surface of collimator shell, the support column sets up in the inboard of linking up the seat, the supporting pad is fixed in the low side of support column, the thread pin runs through in the inside of linking up the seat, the thread groove is seted up in the inside of linking up the seat, and height adjustment mechanism can carry out not co-altitude support to fiber collimator to can conveniently adjust fiber collimator's use height.

Preferably, the connecting seat is fixedly connected with the supporting column through a threaded pin and a threaded groove which are mutually meshed.

Preferably, support tight mechanism and connect by threaded rod, adjust knob, connector and anticreep and constitute, the threaded rod runs through in the end position of collimator shell, adjust knob is fixed in the one end of threaded rod, the connector is fixed in the surface of slide, the anticreep joint is fixed in the other end of threaded rod, and the anticreep connects and inlays the inside of locating the connector, supports tight mechanism and can support tightly when lock pin and optical fiber connection to can improve optical collimator's result of use.

Preferably, the collimator shell is internally provided with a threaded hole matched with the threaded rod.

Preferably, the sliding base is movably connected with the collimator shell through a guide rail.

Compared with the prior art, the utility model discloses following beneficial effect has: this optical fiber double-fiber collimator can carry out not co-altitude support to optical fiber collimator through the high adjustment mechanism who sets up to can conveniently adjust optical fiber collimator's use height, through the tight mechanism that supports that sets up, can support tightly when lock pin and optical fiber connection, thereby can improve optical fiber collimator's result of use.

Drawings

Fig. 1 is a schematic diagram of an overall structure of an optical fiber dual-fiber collimator according to the present invention;

fig. 2 is a top view of the elastic supporting block and the limiting baffle of the optical fiber dual-fiber collimator of the present invention;

fig. 3 is a schematic structural view of a tightening mechanism of an optical fiber dual-fiber collimator according to the present invention;

fig. 4 is a schematic structural diagram of a buffering mechanism of an optical fiber dual-fiber collimator according to the present invention.

In the figure: 1. a collimator housing; 2. an optical fiber body; 3. a lens; 4. a ceramic bushing; 5. inserting a core; 6. a slide base; 7. a guide rail; 8. a height adjustment mechanism; 801. a linking seat; 802. a support pillar; 803. a support pad; 804. a threaded pin; 805. a thread groove; 9. a tightening mechanism; 901. a threaded rod; 902. adjusting a knob; 903. a connector; 904. anti-drop connects.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, an optical fiber dual-fiber collimator includes a collimator housing 1, one end of the collimator housing 1 is connected with an optical fiber body 2 in a penetrating manner, and the other end of the collimator housing 1 is embedded with a lens 3, an outer surface of the optical fiber body 2 is sleeved with a ceramic sleeve 4, the ceramic sleeve 4 is arranged inside the collimator housing 1, an insertion core 5 is arranged inside the collimator housing 1 near a middle position, a sliding seat 6 is fixedly arranged on an outer surface of the insertion core 5, a guide rail 7 is fixedly arranged on an inner surface of the collimator housing 1, the sliding seat 6 is sleeved on an outer surface of the guide rail 7, a height adjusting mechanism 8 is symmetrically connected to the outer surface of the collimator housing 1, and a resisting mechanism 9 is connected between the sliding seat 6 and the collimator housing 1;

the height adjusting mechanism 8 is composed of an adapter 801, a support column 802, a support pad 803, a threaded pin 804 and a threaded groove 805, wherein the adapter 801 is fixedly installed on the outer surface of the collimator shell 1, the support column 802 is arranged on the inner side of the adapter 801, the support pad 803 is fixed at the lower end of the support column 802, the threaded pin 804 penetrates through the adapter 801, and the threaded groove 805 is opened in the adapter 801; the connecting seat 801 is fixedly connected with the supporting column 802 through mutual engagement of the threaded pin 804 and the threaded groove 805; the abutting mechanism 9 is composed of a threaded rod 901, an adjusting knob 902, a connector 903 and an anti-falling joint 904, the threaded rod 901 penetrates through the end position of the collimator shell 1, the adjusting knob 902 is fixed at one end of the threaded rod 901, the connector 903 is fixed on the outer surface of the sliding seat 6, the anti-falling joint 904 is fixed at the other end of the threaded rod 901, and the anti-falling joint 904 is embedded in the connector 903; a threaded hole matched with the threaded rod 901 is formed in the collimator shell 1; the slide 6 is movably connected with the collimator housing 1 by a guide rail 7.

It should be noted that, the utility model relates to an optical fiber double fiber collimator, when using, the collimator housing 1 constitutes the main body of the whole optical fiber double fiber collimator, the optical fiber body 2 is inserted into the collimator housing 1, the ceramic sleeve 4 plays a certain protection role for the optical fiber body 2, the adjusting knob 902 is rotated, the threaded rod 901 is meshed with the threaded hole inside the collimator housing 1, the threaded rod 901 tightly supports the slide 6 through the connector 903, power is provided for the movement of the slide 6, the slide 6 moves relative to the collimator housing 1 through the guide rail 7, the ferrule 5 can be driven to move together, the ferrule 5 can be tightly supported when being connected with the optical fiber, thereby the using effect of the optical fiber collimator can be improved, the optical fiber body 2 is connected with the ferrule 5, the transmission light of the optical fiber body 2 is converted into collimated light through the lens 3, the external parallel light is coupled into the single mode optical fiber through the lens 3, the supporting column 802 and the supporting pad 803 support the optical fiber dual-fiber collimator, the connecting seat 801 is mutually meshed with the threaded groove 805 through the threaded pin 804 to be fixed at different positions of the supporting column 802, and supports of different heights of the optical fiber collimator can be carried out, so that the use height of the optical fiber collimator can be conveniently adjusted.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An optical fiber dual-fiber collimator is characterized in that: comprises a collimator shell (1), one end of the collimator shell (1) is connected with an optical fiber body (2) in a penetrating way, a lens (3) is embedded at the other end of the collimator shell (1), a ceramic sleeve (4) is sleeved on the outer surface of the optical fiber body (2), the ceramic sleeve (4) is arranged inside the collimator shell (1), the ferrule (5) is arranged inside the collimator shell (1) close to the middle position, a sliding seat (6) is fixedly arranged on the outer surface of the ferrule (5), a guide rail (7) is fixedly arranged on the inner surface of the collimator shell (1), the sliding seat (6) is sleeved on the outer surface of the guide rail (7), the outer surface of the collimator shell (1) is symmetrically connected with a height adjusting mechanism (8), and a pressing mechanism (9) is connected between the sliding seat (6) and the collimator shell (1).

2. The optical fiber dual-fiber collimator as claimed in claim 1, wherein: the height adjusting mechanism (8) is composed of an engagement seat (801), a support column (802), a support pad (803), a threaded pin (804) and a threaded groove (805), the engagement seat (801) is fixedly mounted on the outer surface of the collimator shell (1), the support column (802) is arranged on the inner side of the engagement seat (801), the support pad (803) is fixed at the lower end of the support column (802), the threaded pin (804) penetrates through the interior of the engagement seat (801), and the threaded groove (805) is arranged in the engagement seat (801).

3. A fiber optic dual-fiber collimator according to claim 2, wherein: the connecting seat (801) is fixedly connected with the supporting column (802) through mutual engagement of a threaded pin (804) and a threaded groove (805).

4. The optical fiber dual-fiber collimator as claimed in claim 1, wherein: the abutting mechanism (9) is composed of a threaded rod (901), an adjusting knob (902), a connector (903) and an anti-falling joint (904), the threaded rod (901) penetrates through the end position of the collimator shell (1), the adjusting knob (902) is fixed at one end of the threaded rod (901), the connector (903) is fixed on the outer surface of the sliding seat (6), the anti-falling joint (904) is fixed at the other end of the threaded rod (901), and the anti-falling joint (904) is embedded in the connector (903).

5. The optical fiber dual-fiber collimator as claimed in claim 4, wherein: and a threaded hole matched with the threaded rod (901) is formed in the collimator shell (1).

6. The optical fiber dual-fiber collimator as claimed in claim 1, wherein: the sliding seat (6) is movably connected with the collimator shell (1) through a guide rail (7).