CN212207747U - Optical fiber high-power single-fiber collimator - Google Patents

Optical fiber high-power single-fiber collimator Download PDF

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Publication number
CN212207747U
CN212207747U CN202021383975.4U CN202021383975U CN212207747U CN 212207747 U CN212207747 U CN 212207747U CN 202021383975 U CN202021383975 U CN 202021383975U CN 212207747 U CN212207747 U CN 212207747U
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optical fiber
glass
glass capillary
limit structure
collimating lens
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CN202021383975.4U
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Chinese (zh)
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欧涛
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Shenzhen Feiyi Optoelectronic Communication Co ltd
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Shenzhen Feiyi Optoelectronic Communication Co ltd
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Abstract

The utility model discloses an optic fibre high power single fiber collimator, including the glass sleeve pipe, glass sheathed tube internally mounted has collimating lens, the glass capillary is installed in the left side that is located collimating lens to glass sheathed tube inside, the outside of glass capillary is provided with two adjustable limit structure, two at the symmetry that is located glass sleeve pipe interior all be provided with a connecting rod between adjustable limit structure and the glass capillary. The high-power optical fiber single-fiber collimator of the utility model is convenient for adjusting the distance between the glass capillary and the collimating lens by arranging the movable glass capillary; the glass capillary tube can be conveniently fixed by arranging the adjustable limiting structure, the fixed clamping groove, the connecting clamping column and the fixed spring; through setting up the connecting rod, can be convenient for be connected of adjustable limit structure and glass capillary to finally make glass capillary and collimating lens's distance adjustable, improve its range of application.

Description

Optical fiber high-power single-fiber collimator
Technical Field
The utility model relates to an optical fiber equipment field, in particular to optic fibre high power single fiber collimator.
Background
The optical fiber collimator is formed by accurately positioning a tail fiber and a self-focusing lens, can convert transmission light in an optical fiber into collimated light or couple external parallel light into a single-mode optical fiber, and has the working principle that an optical fiber end face is arranged at the focus of the collimating lens, so that divergent light output by the optical fiber is collimated to form a Gaussian beam, and then the position of the optical fiber end face is slightly adjusted near the focus of the collimating lens, so that a required working distance is obtained, namely the working distance of the optical fiber collimator is related to the distance between the optical fiber end face and the collimating lens; in the prior art, for a certain fiber collimator, the distance between the fiber end face and the collimating lens is often fixed, that is, the working distance is often unique, so that the disadvantage of small application range generally exists.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides an optic fibre high power single fiber collimator can effectively solve the problem 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 high power single fiber collimator, includes the glass sleeve pipe, the internally mounted of glass sleeve pipe has collimating lens, the glass capillary is installed in the left side that is located collimating lens in the inside of glass sleeve pipe, the outside of glass capillary is being located the intraductal symmetry of glass sleeve and is being provided with two adjustable limit structure, two all be provided with a connecting rod between adjustable limit structure and the glass capillary.
Preferably, the glass sleeve is internally provided with a mounting hole, two connecting sliding grooves are symmetrically formed in the inner wall of the mounting hole and at the left end of the glass sleeve, and fourteen fixing clamping grooves are symmetrically formed in the inner walls of the two connecting sliding grooves.
Preferably, the collimating lens is installed in an installation hole formed in the glass sleeve.
Preferably, the inside of glass capillary sets up the optic fibre main part, the left end of glass capillary is provided with optic fibre solidification glue, the optic fibre main part is fixed in the glass capillary through optic fibre solidification glue, the outer end symmetry of glass capillary is provided with two connect the card post, two connect the card post and set up respectively in two connect the spout, two connect the inside of card post and all seted up one and accomodate the cavity, two all seted up one number through-hole on accomodating the inner wall of cavity, one number through-hole will accomodate the outer end of cavity and connect the card post and run through, two the right side of connect the card post all is provided with a fixed spring, fixed spring's right-hand member is fixed on the inner wall of connecting the spout.
Preferably, two adjustable limit structure sets up respectively in two connection spouts, two a spacing groove has all been seted up to adjustable limit structure's inside, two a No. two through-holes have all been seted up on the inner wall of spacing groove, two the inner with spacing groove and adjustable limit structure is all run through to No. two through-holes, adjustable limit structure's upper and lower both ends symmetry is provided with two spacing fixture blocks, spacing fixture block card is gone into in fixed slot.
Preferably, two the inner of connecting rod all is provided with a limiting plate one number in being located two and accomodating the cavity, two the outer end of connecting rod all is provided with a limiting plate No. two in being located two spacing inslots.
Compared with the prior art, the utility model discloses following beneficial effect has:
the distance between the glass capillary tube and the collimating lens can be conveniently adjusted by arranging the movable glass capillary tube; the glass capillary tube can be conveniently fixed by arranging the adjustable limiting structure, the fixed clamping groove, the connecting clamping column and the fixed spring; through setting up the connecting rod, can be convenient for be connected of adjustable limit structure and glass capillary to finally make glass capillary and collimating lens's distance adjustable, improve its range of application.
Drawings
Fig. 1 is a schematic diagram of an overall structure of an optical fiber high-power single-fiber collimator according to the present invention;
fig. 2 is a schematic diagram of an internal structure of an optical fiber high-power single-fiber collimator according to the present invention;
fig. 3 is an enlarged view of fig. 2 at a.
In the figure: 1. a glass sleeve; 2. a collimating lens; 3. a glass capillary tube; 4. an adjustable limit structure; 5. a connecting rod; 6. mounting holes; 7. connecting the sliding chute; 8. fixing the clamping groove; 9. optical fiber curing glue; 10. an optical fiber body; 11. a receiving cavity; 12. a first through hole; 13. a limiting groove; 14. a second through hole; 15. a limiting clamping block; 16. a first limiting plate; 17. a second limiting plate; 18. connecting the clamping columns; 19. the spring is fixed.
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. 1-3, an optical fiber high-power single-fiber collimator includes a glass sleeve 1, a collimating lens 2 is installed inside the glass sleeve 1, a glass capillary tube 3 is installed inside the glass sleeve 1 on the left side of the collimating lens 2, two adjustable limiting structures 4 are symmetrically arranged outside the glass capillary tube 3 in the glass sleeve 1, and a connecting rod 5 is arranged between each of the two adjustable limiting structures 4 and the glass capillary tube 3;
a mounting hole 6 is formed in the glass sleeve 1, two connecting sliding chutes 7 are symmetrically formed in the inner wall of the mounting hole 6 and at the left end of the glass sleeve 1, and fourteen fixed clamping grooves 8 are symmetrically formed in the inner walls of the two connecting sliding chutes 7; the collimating lens 2 is arranged in a mounting hole 6 formed in the glass sleeve 1; an optical fiber main body 10 is arranged inside the glass capillary tube 3, optical fiber curing glue 9 is arranged at the left end of the glass capillary tube 3, the optical fiber main body 10 is fixed in the glass capillary tube 3 through the optical fiber curing glue 9, two connecting clamp columns 18 are symmetrically arranged at the outer end of the glass capillary tube 3, the two connecting clamp columns 18 are respectively arranged in two connecting sliding chutes 7, a containing cavity 11 is respectively arranged inside the two connecting clamp columns 18, a first through hole 12 is respectively arranged on the inner walls of the two containing cavities 11, the containing cavity 11 is penetrated through the outer ends of the connecting clamp columns 18 through the first through hole 12, a fixing spring 19 is respectively arranged on the right sides of the two connecting clamp columns 18, and the right end of the fixing spring 19 is fixed on the inner wall of the connecting sliding chute 7; the two adjustable limiting structures 4 are respectively arranged in the two connecting sliding grooves 7, a limiting groove 13 is formed in each of the two adjustable limiting structures 4, a second through hole 14 is formed in the inner wall of each of the two limiting grooves 13, the limiting grooves 13 and the inner ends of the adjustable limiting structures 4 are penetrated through by the two second through holes 14, two limiting clamping blocks 15 are symmetrically arranged at the upper end and the lower end of each of the adjustable limiting structures 4, and the limiting clamping blocks 15 are clamped in the fixed clamping grooves 8; the inner of two connecting rods 5 all is provided with a limiting plate 16 in being located two and accomodating cavity 11, and the outer end of two connecting rods 5 all is provided with a limiting plate 17 No. two in being located two spacing grooves 13.
It should be noted that, when the high-power single-fiber collimator for optical fiber is used, when the distance between the glass capillary tube 3 and the collimating lens 2 needs to be adjusted, the two adjustable limiting structures 4 are firstly moved out from the connecting chute 7, so that the limiting fixture blocks 15 are separated from the fixed fixture grooves 8, then the glass capillary tube 3 can be moved left and right, so that the distance between the glass capillary tube 3 and the collimating lens 2 is adjusted, after the distance adjustment is completed, the two adjustable limiting structures 4 can be moved into the connecting chute 7 again, so that the limiting fixture blocks 15 are clamped into the fixed fixture grooves 8 again, and finally the adjustment of the distance between the glass capillary tube 3 and the collimating lens 2 is completed, at this time, because the fixed spring 19 is always in a compressed state, after the limiting fixture blocks 15 on the adjustable limiting structures 4 are clamped into the fixed fixture grooves 8 again, the fixing spring 19 is pushed to be tightly clamped in the fixing clamping groove 8; the adjustable limiting structure 4 can drive the connecting rod 5 to move out of the containing cavity 11 or to be contained in the containing cavity 11 in the process of moving outwards or inwards.
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 (6)

1. An optical fiber high-power single-fiber collimator is characterized in that: including glass sleeve pipe (1), the internally mounted of glass sleeve pipe (1) has collimating lens (2), glass capillary (3) are installed in the left side that is located collimating lens (2) in the inside of glass sleeve pipe (1), the outside of glass capillary (3) is being located glass sleeve pipe (1) internal symmetry and is being provided with two adjustable limit structure (4), two all be provided with a connecting rod (5) between adjustable limit structure (4) and glass capillary (3).
2. The optical fiber high-power single-fiber collimator as claimed in claim 1, wherein: the glass sleeve is characterized in that a mounting hole (6) is formed in the glass sleeve (1), two connecting sliding grooves (7) are symmetrically formed in the inner wall of the mounting hole (6) and at the left end of the glass sleeve (1), and fourteen fixing clamping grooves (8) are symmetrically formed in the inner walls of the two connecting sliding grooves (7).
3. The optical fiber high-power single-fiber collimator as claimed in claim 1, wherein: the collimating lens (2) is arranged in a mounting hole (6) formed in the glass sleeve (1).
4. The optical fiber high-power single-fiber collimator as claimed in claim 1, wherein: an optical fiber main body (10) is arranged in the glass capillary tube (3), optical fiber curing glue (9) is arranged at the left end of the glass capillary tube (3), the optical fiber main body (10) is fixed in the glass capillary tube (3) through optical fiber curing glue (9), the outer end of the glass capillary tube (3) is symmetrically provided with two connecting clamping columns (18), the two connecting clamping columns (18) are respectively arranged in the two connecting sliding grooves (7), the insides of the two connecting clamping columns (18) are respectively provided with a containing cavity (11), the inner walls of the two containing cavities (11) are respectively provided with a one-number through hole (12), the first through hole (12) penetrates through the accommodating cavity (11) and the outer ends of the connecting clamp columns (18), the right sides of the two connecting clamp columns (18) are respectively provided with a fixed spring (19), the right end of the fixed spring (19) is fixed on the inner wall of the connecting sliding groove (7).
5. The optical fiber high-power single-fiber collimator as claimed in claim 1, wherein: two adjustable limit structure (4) set up respectively in two connection spout (7), two a spacing groove (13), two have all been seted up to the inside of adjustable limit structure (4) two No. two through-hole (14), two have all been seted up on the inner wall of spacing groove (13) No. two through-hole (14) all run through spacing groove (13) and the inner of adjustable limit structure (4), the upper and lower both ends symmetry of adjustable limit structure (4) is provided with two spacing fixture blocks (15), spacing fixture block (15) card is gone into in fixed slot (8).
6. The optical fiber high-power single-fiber collimator as claimed in claim 1, wherein: two the inner of connecting rod (5) all is provided with a limiting plate (16) in being located two and accomodate cavity (11), two the outer end of connecting rod (5) all is provided with a No. two limiting plate (17) in being located two spacing grooves (13).
CN202021383975.4U 2020-07-13 2020-07-13 Optical fiber high-power single-fiber collimator Active CN212207747U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021383975.4U CN212207747U (en) 2020-07-13 2020-07-13 Optical fiber high-power single-fiber collimator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021383975.4U CN212207747U (en) 2020-07-13 2020-07-13 Optical fiber high-power single-fiber collimator

Publications (1)

Publication Number Publication Date
CN212207747U true CN212207747U (en) 2020-12-22

Family

ID=73818775

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021383975.4U Active CN212207747U (en) 2020-07-13 2020-07-13 Optical fiber high-power single-fiber collimator

Country Status (1)

Country Link
CN (1) CN212207747U (en)

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