CN215812481U

CN215812481U - KTP crystal fatigue damage on-line monitoring device

Info

Publication number: CN215812481U
Application number: CN202121764378.0U
Authority: CN
Inventors: 闵宇涛; 李�杰; 逄洪雷
Original assignee: Innowit Co ltd
Current assignee: Innowit Co ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2022-02-11
Anticipated expiration: 2031-07-30

Abstract

The utility model relates to the technical field of fatigue damage monitoring devices, in particular to a KTP crystal fatigue damage online monitoring device. The technical scheme comprises the following steps: including the base plate and install high energy laser, lens and the light absorption cell on the base plate, the base plate upper surface just is located to rotate between lens and the light absorption cell and is connected with the carousel, the riser is adjusted to light absorption cell top fixedly connected with, it is connected with the depression bar to adjust the riser can the vertical adjustment formula, the depression bar tip rotates and is connected with the compression leg, compression leg and carousel are used for the clamping to the crystal. According to the crystal fixing device, the upper end and the lower end of the crystal are respectively fastened by utilizing the compression columns and the rotary disc, so that the transmission of light rays cannot be blocked when the crystal rotates; the height position of the clamping device can be correspondingly adjusted according to the height difference of the crystal; this application is convenient for carry out the clamping to flaky crystal through the design of structure such as pressing from both sides groove and splint.

Description

KTP crystal fatigue damage on-line monitoring device

Technical Field

The utility model relates to the technical field of fatigue damage monitoring devices, in particular to a KTP crystal fatigue damage online monitoring device.

Background

In the existing method and device for online monitoring of fatigue damage of KTP crystal, as disclosed in the publication No. CN104568988A, the fatigue damage of KTP crystal is monitored online by using a high-energy laser, a lens, a light absorption cell and the like, the crystal needs to be clamped during monitoring, and the traditional clamping member is clamped on the side surface of the crystal, so that the propagation of light is easily blocked during the rotation of the crystal, the positions of the crystal and the clamping member need to be readjusted, and the operation is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a device for monitoring fatigue damage of a KTP crystal on line, which can not block light from spreading when the crystal rotates, aiming at the problems in the background technology.

The technical scheme of the utility model is as follows: the utility model provides a device of KTP crystal fatigue damage on-line monitoring, includes the base plate and installs high energy laser, lens and the light absorption cell on the base plate, the base plate upper surface just is located and rotates between lens and the light absorption cell and is connected with the carousel, light absorption cell top fixedly connected with adjusts the riser, it can the vertical regulation formula from top to bottom to adjust the riser is connected with the depression bar, the depression bar end rotates and is connected with the compression leg, the compression leg is used for the clamping to the crystal with the carousel.

Preferably, the one end activity of depression bar is run through and is adjusted the riser, it is connected with the regulation spiral shell axle to adjust riser top screw thread closure, just adjust spiral shell axle bottom and the tip of depression bar and rotate and be connected.

Preferably, the other end of the pressure lever is fixedly connected with a ring sleeve, and the ring sleeve is rotatably sleeved with the pressure column.

Preferably, the fixed cover of carousel outer peripheral face has connect the spline ring, the notch has been seted up to the base plate upper surface, the slip block is connected with in the notch and is used for carrying out the spacing post of rotation to the spline ring.

Preferably, the upper surface of the turntable is provided with a clamping groove, and two sides of the clamping groove are elastically and symmetrically connected with a pair of clamping plates for clamping the flaky crystal.

Preferably, two the opposite face of splint all is seted up the finger groove of being convenient for the finger to get into.

Compared with the prior art, the utility model has the beneficial effects that:

(1): according to the crystal fixing device, the upper end and the lower end of the crystal are respectively fastened by utilizing the compression columns and the rotary disc, so that the transmission of light rays cannot be blocked when the crystal rotates;

(2): the height position of the clamping device can be correspondingly adjusted according to the height difference of the crystal;

(3): this application is convenient for carry out the clamping to flaky crystal through the design of structure such as pressing from both sides groove and splint.

Drawings

FIG. 1 is a schematic diagram of the structure of one embodiment of the present invention;

fig. 2 is a schematic structural view of the turntable of fig. 1.

Reference numerals: 1. a substrate; 2. a high-energy laser; 3. a lens; 4. a turntable; 5. a light absorption cell; 6. adjusting a vertical plate; 7. a pressure lever; 8. sleeving a ring; 9. pressing the column; 10. a spline ring; 11. a notch; 12. a limiting column; 13. adjusting the screw shaft; 14. a clamping groove; 15. a splint; 16. a finger groove.

Detailed Description

The technical solution of the present invention is further explained with reference to the accompanying drawings and specific embodiments.

Example one

As shown in fig. 1, the device for on-line monitoring of fatigue damage of KTP crystal provided by the present invention comprises a substrate 1, and a high-energy laser 2, a lens 3 and a light absorption cell 5 which are mounted on the substrate 1, wherein a turntable 4 is rotatably connected on the upper surface of the substrate 1 and between the lens 3 and the light absorption cell 5, and the angle of the crystal can be changed by rotating the turntable 4, so that fatigue damage monitoring can be performed on different surfaces of the crystal. The adjusting vertical plate 6 is fixedly connected to the top of the light absorption pool 5, one end of the pressing rod 7 movably penetrates through the adjusting vertical plate 6, the adjusting screw shaft 13 is connected to the top of the adjusting vertical plate 6 in a threaded screwing mode, the bottom end of the adjusting screw shaft 13 is connected with the end portion of the pressing rod 7 in a rotating mode, the other end of the pressing rod 7 is fixedly connected with the ring sleeve 8, the ring sleeve 8 is connected with the pressing column 9 in a rotating mode in a sleeved mode, and the pressing column 9 and the rotary table 4 are used for clamping crystals respectively from the top and the bottom of the crystals.

In this embodiment, light emitted from the high-energy laser 2 is focused by the lens 3 and then passes through the crystal placed on the turntable 4, a part of the light is emitted to the light absorption cell 5 to be absorbed, and the other part of the light is refracted and then collected and calculated by an external energy meter. The adjusting screw shaft 13 is rotated, the pressing rod 7 is driven to move up and down through the screwing connection of the screw thread between the adjusting screw shaft 13 and the adjusting vertical plate 6, so that the pressing column 9 is driven to move up and down through the ring sleeve 8, and further the pressing column is pressed on the top of the crystal.

Example two

As shown in fig. 1, compared with the first embodiment, the device for on-line monitoring of fatigue damage of a KTP crystal according to the present invention further includes: the fixed spline ring 10 that has cup jointed of carousel 4 outer peripheral face, notch 11 has been seted up to base plate 1 upper surface, and the sliding block is connected with in notch 11 and is used for carrying out rotatory spacing post 12 to spline ring 10.

In this embodiment, when horizontal rotation adjusts the crystal angle, earlier move spacing post 12 along notch 11 to keeping away from the direction of spline ring 10, can rotate carousel 4 smoothly this moment in order to drive the crystal rotatory, after the rotation, move spacing post 12 to being close to spline ring 10 department, spacing post 12 blocks spline ring 10 and carries on spacingly with the pairing rotation.

EXAMPLE III

As shown in fig. 2, compared with the first embodiment or the second embodiment, the device for on-line monitoring of fatigue damage of a KTP crystal according to the present invention further includes: the upper surface of the turntable 4 is provided with a clamping groove 14, and two sides of the clamping groove 14 are elastically and symmetrically connected with a pair of clamping plates 15 for clamping the flaky crystal through springs. The opposite surfaces of the two clamping plates 15 are provided with finger grooves 16 for facilitating the fingers to enter.

In this embodiment, the upper and lower clamping is not very suitable for thin plate crystal, and the plate crystal can be vertically clamped between the two clamping plates 15 for fixing.

The above embodiments are merely some preferred embodiments of the present invention, and those skilled in the art can make various alternative modifications and combinations of the above embodiments based on the technical solution of the present invention and the related teaching of the above embodiments.

Claims

1. The utility model provides a device of KTP crystal fatigue damage on-line monitoring, includes base plate (1) and installs high energy laser (2), lens (3) and light absorption cell (5) on base plate (1), its characterized in that: base plate (1) upper surface just is located and rotates between lens (3) and light absorption cell (5) and is connected with carousel (4), light absorption cell (5) top fixedly connected with adjusts riser (6), it is connected with depression bar (7) to adjust riser (6) adjustable from top to bottom, depression bar (7) tip rotates and is connected with compression leg (9), compression leg (9) and carousel (4) are used for the clamping to the crystal.

2. The device of claim 1, wherein one end of the compression bar (7) movably penetrates through the adjusting riser (6), the top of the adjusting riser (6) is connected with an adjusting screw shaft (13) in a threaded manner, and the bottom end of the adjusting screw shaft (13) is rotatably connected with the end of the compression bar (7).

3. The device for on-line monitoring of fatigue damage of KTP crystal of claim 2, wherein the other end of the compression bar (7) is fixedly connected with a ring (8), and the ring (8) is rotatably sleeved with the compression bar (9).

4. The device of claim 1 or 3 for on-line monitoring of fatigue damage of KTP crystals, wherein a spline ring (10) is fixedly sleeved on the outer peripheral surface of the turntable (4), a notch (11) is formed in the upper surface of the substrate (1), and a limiting column (12) for limiting the rotation of the spline ring (10) is connected to the notch (11) in a sliding and clamping manner.

5. The device of claim 4 for on-line monitoring of fatigue damage of KTP crystal, wherein a clamping groove (14) is formed on the upper surface of the turntable (4), and a pair of clamping plates (15) for clamping the flaky crystal are elastically and symmetrically connected to two sides of the clamping groove (14).

6. The device of claim 5 for on-line monitoring of fatigue damage of KTP crystal, wherein finger slots (16) for facilitating finger entry are opened on both opposite sides of the two splints (15).