CN216646875U

CN216646875U - Alignment adjusting device for optical fiber collimator

Info

Publication number: CN216646875U
Application number: CN202123108203.7U
Authority: CN
Inventors: 李涛; 张锐
Original assignee: Nanyang Litian Industrial Co ltd
Current assignee: Nanyang Litian Industrial Co ltd
Priority date: 2021-12-10
Filing date: 2021-12-10
Publication date: 2022-05-31
Anticipated expiration: 2031-12-10

Abstract

The utility model discloses an optical fiber collimator alignment adjusting device, which relates to the technical field of optical fiber collimator adjustment and specifically comprises a base, wherein a sliding groove is formed above the base, a sliding block is connected inside the sliding groove in a sliding manner, a supporting block is arranged above the sliding block, a fixed block is arranged above the supporting block, a moving groove is formed above the fixed block, a moving rod is connected to the inner surface of the moving groove in a sliding manner, a fixed ring is arranged above the moving rod, and a fixed cavity is formed inside the fixed ring. This adjusting device is aimed at to fiber collimator sets up through the cooperation of solid fixed ring, connecting rod, removal cover, pivot, ring, accessory plate, fixed axle and chucking wheel, can adjust the position of chucking wheel at the in-process that uses to play and fixed the effect with the collimater of equidimension not, reached the purpose that conveniently aims at the regulation to the collimater of equidimension not.

Description

Alignment adjusting device for optical fiber collimator

Technical Field

The utility model relates to the technical field of optical fiber collimator adjustment, in particular to an optical fiber collimator alignment adjusting device.

Background

The optical fiber collimator is one passive optical device comprising optical fiber and self-focusing lens and can convert the light from the optical fiber into parallel light and couple the parallel light into the optical fiber. In the field of optical absorption gas sensors, the paired use of fiber collimators is a very common optical coupling method, and the alignment adjustment effect of two fiber collimators and the distance between the two fiber collimators have a direct influence on the coupling efficiency of light and the detection sensitivity of the sensor.

The existing alignment adjusting device can only fix and align the optical fiber collimator with one size, if the optical fiber collimator with the rest size is replaced, the rest alignment adjusting device needs to be replaced, and in the alignment adjusting process, whether the alignment is performed or not is not easy to determine, so that some time is wasted in the alignment adjusting process.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In view of the deficiencies of the prior art, the present invention provides an alignment adjustment device for an optical fiber collimator, which solves the problems mentioned in the background art.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: an optical fiber collimator alignment adjusting device comprises a base, wherein a sliding groove is formed above the base, a sliding block is connected inside the sliding groove in a sliding mode, a supporting block is installed above the sliding block, a fixed block is installed above the supporting block, a moving groove is formed above the fixed block, a moving rod is connected to the inner surface of the moving groove in a sliding mode, a fixed ring is installed above the moving rod, a fixed cavity is formed inside the fixed ring, a connecting rod is rotatably connected inside the fixed cavity, a moving sleeve is slidably connected to the outer surface of the connecting rod, a rotating shaft is installed on one side of the moving sleeve, a circular ring is rotatably connected to the outer surface of the rotating shaft, an auxiliary plate is installed on one side of the circular ring, a fixed shaft is installed on one side of the auxiliary plate, a spring is installed on one side of the auxiliary plate, a supporting plate is installed inside the fixed cavity, one end of the spring is fixedly connected with one side of the supporting plate.

Optionally, an arc-shaped groove is formed in one side of the fixing ring, and the inner surface of the arc-shaped groove is connected with the outer surface of the fixing shaft in a sliding mode.

Optionally, a fixing groove is formed in the fixing block, a friction block is connected to one side of the fixing groove in a sliding mode, a threaded hole is formed in one side of the fixing block, a threaded rod is connected to the inner thread of the threaded hole, one end of the threaded rod is rotatably connected with the friction block, and a handle is arranged on the other side of the threaded rod.

Optionally, one side of the fixing ring is provided with a laser pen, the other side of the fixing ring is provided with a positioning boss corresponding to the laser pen, and the number of the laser pens is multiple.

Optionally, one side of the fixing ring is provided with a control switch, and the control switch is electrically connected with the laser pen through a wire.

Optionally, a clamping groove is formed in one end of the connecting rod, a clamping wheel is arranged inside the clamping groove, and anti-skidding lines are arranged on the outer surface of the clamping wheel.

(III) advantageous effects

The utility model provides an alignment adjusting device of an optical fiber collimator, which has the following beneficial effects:

1. this adjusting device is aimed at to fiber collimator sets up through the cooperation of solid fixed ring, connecting rod, removal cover, pivot, ring, accessory plate, fixed axle and chucking wheel, can adjust the position of chucking wheel at the in-process that uses to play and fixed the effect with the collimater of equidimension not, reached the purpose that conveniently aims at the regulation to the collimater of equidimension not.

2. This adjusting device is aimed at to fiber collimator sets up through the cooperation of clutch blocks, threaded rod, handle, laser pen and location boss, can adjust solid fixed ring's height according to the position that the laser pen jetted out at the in-process that uses to play the effect of accurate positioning, reached the purpose that improves the precision of aiming at.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic side view of a retaining ring according to the present invention;

FIG. 3 is a schematic cross-sectional view of the fixed block of the present invention;

fig. 4 is a schematic sectional view of the moving sleeve of the present invention.

In the figure: 1. a base; 2. a slider; 3. a support block; 4. a fixed block; 5. a travel bar; 6. a fixing ring; 7. a connecting rod; 8. moving the sleeve; 9. a rotating shaft; 10. a circular ring; 11. an auxiliary plate; 12. a fixed shaft; 13. a spring; 14. a support plate; 15. a clamping wheel; 16. a friction block; 17. a threaded rod; 18. a handle; 19. a laser pen; 20. and (6) positioning the boss.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1 to 4, the present invention provides a technical solution: an optical fiber collimator alignment adjusting device comprises a base 1, a sliding groove is formed above the base 1, a sliding block 2 is connected inside the sliding groove in a sliding mode, a supporting block 3 is installed above the sliding block 2, a fixed block 4 is installed above the supporting block 3, a fixed groove is formed inside the fixed block 4, a friction block 16 is connected on one side of the fixed groove in a sliding mode, a threaded hole is formed in one side of the fixed block 4, a threaded rod 17 is connected with the inner thread of the threaded hole, one end of the threaded rod 17 is rotatably connected with the friction block 16, a handle 18 is arranged on the other side of the threaded rod 17, a moving groove is formed above the fixed block 4, a moving rod 5 is connected on the inner surface of the moving groove in a sliding mode, a fixed ring 6 is installed above the moving rod 5, a laser pen 19 is arranged on one side of the fixed ring 6, a positioning boss 20 corresponding to the laser pen 19 is arranged on the other side of the fixed ring 6, and the laser pens 19 are multiple, one side of the fixed ring 6 is provided with a control switch which is electrically connected with the laser pen 19 through a lead, the height of the fixed ring 6 can be adjusted according to the position ejected by the laser pen 19 in the using process through the matching arrangement of the friction block 16, the threaded rod 17, the handle 18, the laser pen 19 and the positioning boss 20, thereby playing the role of accurate positioning and achieving the aim of improving the alignment precision, the fixed ring 6 is internally provided with a fixed cavity, the fixed cavity is internally and rotatably connected with the connecting rod 7, one end of the connecting rod 7 is provided with a clamping groove, the clamping groove is internally provided with the clamping wheel 15, the outer surface of the clamping wheel 15 is provided with anti-skid grains, the outer surface of the connecting rod 7 is slidably connected with the movable sleeve 8, one side of the movable sleeve 8 is provided with the rotating shaft 9, the outer surface of the rotating shaft 9 is rotatably connected with the circular ring 10, one side of the circular ring 10 is provided with the auxiliary plate 11, fixed axle 12 is installed to one side of accessory plate 11, the arc wall has been seted up to one side of solid fixed ring 6, the internal surface of arc wall and the surface sliding connection of fixed axle 12, spring 13 is installed to one side of accessory plate 11, the internally mounted of fixed chamber has backup pad 14, one end of spring 13 and one side fixed connection of backup pad 14, through solid fixed ring 6, connecting rod 7, remove cover 8, pivot 9, ring 10, accessory plate 11, the cooperation setting of fixed axle 12 and chucking wheel 15, the position of chucking wheel 15 can be adjusted in the in-process of using, thereby the effect of fixing the collimater of equidimension not has been played, the purpose of conveniently aligning the regulation to the collimater of equidimension not has been reached.

When the collimator is used, the fixed shaft 12 is pulled, the fixed shaft 12 drives the circular ring 10 to rotate through the auxiliary plate 11, the spring 13 is stretched, the circular ring 10 drives the movable sleeve 8 to move along the connecting rod 7 through the rotating shaft 9, the movable rod 5 rotates, the movable rod 5 drives the clamping wheel 15 to move, then the collimator is inserted into the middle of the clamping wheel 15, the fixed shaft 12 is loosened, the spring 13 pulls the auxiliary plate 11 to move reversely under the action of the spring 13, the auxiliary plate 11 drives the circular ring 10 to rotate reversely, the connecting rod 7 is driven to rotate through the rotating shaft 9 and the movable sleeve 8, the clamping wheel 15 is tightly attached to the outer surface of the collimator, the collimator is fixed and blocked on an alignment regulation book, the laser pen 19 is opened, a positioning point emitted by the laser pen 19 is displayed on the other fixed circular ring 10, the position of the fixing ring 6 is adjusted, the positioning point of the laser pen 19 is just positioned on the positioning boss 20, then the threaded rod 17 is rotated through the handle 18, the threaded rod 17 moves the friction block 16 to one side, and is in close contact with the moving rod 5, and the moving rod 5 is fixed by friction force, thereby ensuring the positioning accuracy.

The working principle and the beneficial effects of the utility model are as follows: this adjusting device is aimed at to fiber collimator, through solid fixed ring 6, connecting rod 7, remove cover 8, pivot 9, ring 10, accessory plate 11, the cooperation setting of fixed axle 12 and chucking wheel 15, the position of chucking wheel 15 can be adjusted at the in-process that uses, thereby played and carried out the effect of fixing with the collimater of equidimension not, reached conveniently to aim at the mesh of adjusting not equidimension collimater, through clutch blocks 16, threaded rod 17, handle 18, laser pen 19 and location boss 20's cooperation setting, the height of solid fixed ring 6 can be adjusted according to the position that laser pen 19 jetted out at the in-process that uses, thereby played the effect of accurate positioning, reached the purpose that improves the precision of aiming at.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. An alignment adjusting device for an optical fiber collimator comprises a base (1), and is characterized in that: the movable type shoe rack is characterized in that a sliding groove is formed above the base (1), a sliding block (2) is connected to the inside of the sliding groove in a sliding mode, a supporting block (3) is installed above the sliding block (2), a fixed block (4) is installed above the supporting block (3), a moving groove is formed above the fixed block (4), a moving rod (5) is connected to the inner surface of the moving groove in a sliding mode, a fixed ring (6) is installed above the moving rod (5), a fixed cavity is formed inside the fixed ring (6), a connecting rod (7) is rotatably connected to the inside of the fixed cavity, a moving sleeve (8) is connected to the outer surface of the connecting rod (7) in a sliding mode, a rotating shaft (9) is installed on one side of the moving sleeve (8), a circular ring (10) is rotatably connected to the outer surface of the rotating shaft (9), and an auxiliary plate (11) is installed on one side of the circular ring (10), a fixed shaft (12) is installed on one side of the auxiliary plate (11), a spring (13) is installed on one side of the auxiliary plate (11), a supporting plate (14) is installed inside the fixed cavity, and one end of the spring (13) is fixedly connected with one side of the supporting plate (14).

2. An optical fiber collimator alignment adjustment device according to claim 1, characterized in that: an arc-shaped groove is formed in one side of the fixing ring (6), and the inner surface of the arc-shaped groove is connected with the outer surface of the fixing shaft (12) in a sliding mode.

3. An optical fiber collimator alignment adjustment device according to claim 1, characterized in that: the fixed slot has been seted up to the inside of fixed block (4), one side sliding connection of fixed slot has clutch blocks (16), threaded hole has been seted up to one side of fixed block (4), the internal thread of screw hole is connected with threaded rod (17), the one end and the clutch blocks (16) of threaded rod (17) rotate and are connected, the opposite side of threaded rod (17) is provided with handle (18).

4. An optical fiber collimator alignment adjustment device according to claim 1, characterized in that: one side of solid fixed ring (6) is provided with laser pen (19), the opposite side of solid fixed ring (6) is provided with location boss (20) corresponding with laser pen (19), the quantity of laser pen (19) is a plurality of.

5. An optical fiber collimator alignment adjustment device according to claim 4, wherein: one side of the fixing ring (6) is provided with a control switch which is electrically connected with the laser pen (19) through a lead.

6. An optical fiber collimator alignment adjustment device according to claim 1, characterized in that: the clamping groove is formed in one end of the connecting rod (7), the clamping wheel (15) is arranged inside the clamping groove, and anti-skidding threads are arranged on the outer surface of the clamping wheel (15).