CN220819216U

CN220819216U - Polarization imaging detector

Info

Publication number: CN220819216U
Application number: CN202322443901.5U
Authority: CN
Inventors: 袁宏武; 夏朝阳; 唐郑淼
Original assignee: Suzhou Guangze Visual Technology Co ltd
Current assignee: Suzhou Guangze Visual Technology Co ltd
Priority date: 2023-09-08
Filing date: 2023-09-08
Publication date: 2024-04-19
Anticipated expiration: 2033-09-08

Abstract

The utility model relates to the technical field of optical imaging and discloses a polarization imaging detector, which comprises a bottom plate and a polarization imaging detector body, wherein a frame body is arranged at the top of the bottom plate, a moving block with one end extending to the top of the frame body is arranged in the frame body, a U-shaped plate is arranged at the top of the moving block, mounting shafts are arranged on the left side and the right side of the inner wall of the U-shaped plate, a mounting frame is arranged between the two mounting shafts, and the polarization imaging detector body is arranged in the mounting frame. This polarization imaging detector drives polarization imaging detector body through starting first servo motor and upwards moves to this highly adjusting of polarization imaging detector body, secondly, still accessible start second servo motor and drive polarization imaging detector body and rotate, with this pitch angle to polarization imaging detector body adjusts, thereby has realized being convenient for adjust the purpose of height and angle.

Description

Polarization imaging detector

Technical Field

The utility model relates to the technical field of optical imaging, in particular to a polarization imaging detector.

Background

The existing polarized light imaging detector mostly adopts an integrated array structure of a focal plane, the focal plane polarized detection is to integrate a polarized element array onto a focal plane of the detector, a single unit of the array corresponds to a single pixel of the focal plane, a minimum periodic unit of the polarized element array is mostly composed of 2 x 2 polarized units to form an ultra-pixel, in the polarized element array, one ultra-pixel is composed of a plurality of polaroids, wave plates or polarization rotators, the vibration transmission directions of the polaroids, angles of the wave plates, wave plate retardation and polarization rotation angles are different, therefore, the units in one ultra-pixel can be used for measuring different polarized states of incident light, stokes vectors of the detected light can be reconstructed from the units, polarized imaging can be achieved, compared with most adopted intensity detection, the implementation of polarized detection can expand information from information sets of light intensity, spectrum and space, polarization degree and polarization azimuth angle to more information sets, and further obtain more effective target detection and improve the target detection and further improve the accuracy of the target detection.

Disclosure of utility model

(One) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a polarization imaging detector which has the advantages of being convenient to adjust the height and the angle, and the like, and solves the problem of poor practicality caused by inconvenient adjustment of the height and the angle of the polarization imaging detector according to the field condition in actual application because the structure of the existing polarization imaging detector is simpler and most of the polarization imaging detector does not have the functions of height and angle adjustment.

(II) technical scheme

In order to achieve the aim of conveniently adjusting the height and the angle, the utility model provides the following technical scheme: the utility model provides a polarization imaging detector, includes bottom plate and polarization imaging detector body, the top of bottom plate is provided with the framework, the inside of framework is provided with the movable block that one end extends to its top, the top of movable block is provided with the U template, the inner wall left and right sides of U template all is provided with the installation axle, two be provided with the installation frame between the installation axle, polarization imaging detector body sets up the inside at the installation frame, the inner wall left side of framework is provided with the threaded rod that is located movable block below and one end extends to the framework right side, both ends all are provided with one end and bottom plate top swing joint's slider about the threaded rod outside, two the top of slider all is provided with one end and movable block bottom swing joint's connecting rod, the right side of framework is provided with one end and the first actuating assembly of right side fixed connection, the inner wall left side top of U template is provided with the fixed block, the interior bottom wall of U is provided with the worm wheel that is located left side installation axle rear side and one end extends to the threaded rod top, the left side the worm wheel of installing the axle is provided with two worm wheel sets up two worm and the outside of the worm assembly of two template fixed connection.

Preferably, the first driving assembly comprises a first servo motor, the right side of the frame body is fixedly provided with a first servo motor positioned above the threaded rod, the output shaft of the first servo motor is fixedly provided with a driving bevel gear, and the right side of the threaded rod is fixedly provided with a driven bevel gear with one end meshed with the driving bevel gear.

Preferably, the second driving assembly comprises a second servo motor, the left side of the U-shaped plate is fixedly provided with the second servo motor, the output shaft of the second servo motor is fixedly provided with a driving gear, and the outer side of the worm is fixedly provided with a driven gear which is positioned above the fixed block and one end of which is meshed with the driving gear.

Preferably, first bearings are fixedly arranged on the left side and the right side of the inner wall of the U-shaped plate, and the mounting shaft is rotationally connected with the U-shaped plate through the first bearings.

Preferably, a second bearing positioned below the moving block is fixedly arranged on the left side of the inner wall of the frame body, and the threaded rod is rotatably connected with the left side of the inner wall of the frame body through the second bearing.

Preferably, the outside that the threaded rod is located the inside one end of box is provided with two sections screw threads and two sections screw thread length equal opposite directions, two the screw hole with threaded rod looks adaptation has all been seted up to the inside of slider.

(III) beneficial effects

Compared with the prior art, the utility model provides a polarization imaging detector, which has the following beneficial effects:

This polarization imaging detector drives drive bevel gear through starting first servo motor and rotates, and then drive the threaded rod through driven bevel gear and rotate, and the threaded rod then can drive two sliders and remove in the back of the body in rotatory in-process, and then drive movable block and polarization imaging detector body whole upward movement through two connecting rods, thereby come to highly adjusting the polarization imaging detector body, secondly, still accessible starts the second servo motor and drives drive gear rotation, and then drive the worm rotation through driven gear, drive installation axle by the worm wheel again, installation frame and polarization imaging detector body are whole to rotate, thereby come to adjust the pitch angle of polarization imaging detector body, thereby realized being convenient for highly and the angle is adjusted the purpose, and then improved the practicality.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged view of the utility model at A in FIG. 1;

fig. 3 is an enlarged view of the utility model at B in fig. 1.

In the figure: 1 bottom plate, 2 framework, 3 movable blocks, 4U template, 5 installation axle, 6 installation frame, 7 polarization imaging detector body, 8 threaded rods, 9 sliders, 10 connecting rods, 11 first drive components, 111 first servo motors, 112 drive bevel gears, 113 driven bevel gears, 12 fixed blocks, 13 worms, 14 worm gears, 15 second drive components, 151 second servo motors, 152 drive gears and 153 driven gears.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a polarization imaging detector, including bottom plate 1 and polarization imaging detector body 7, the top fixed mounting of bottom plate 1 has framework 2, the inside movable mounting of framework 2 has the movable block 3 that one end extends to its top, the equal movable mounting of the equal movable mounting in the inner wall left and right sides of movable block 3 has U template 4,U of template 4, the equal fixed mounting in the inner wall left and right sides of U template 4 has first bearing, installation axle 5 rotates with U template 4 through first bearing and is connected, fixed mounting has installing frame 6 between two installation axles 5, polarization imaging detector body 7 fixed mounting is in the inside of installing frame 6.

The left side movable mounting of inner wall of framework 2 has the threaded rod 8 that is located movable block 3 below and one end extends to the framework 2 right side, the left side fixed mounting of inner wall of framework 2 has the second bearing that is located movable block 3 below, threaded rod 8 rotates with the inner wall left side of framework 2 through the second bearing and is connected, the equal threaded connection of both ends has one end and bottom plate 1 top swing joint's slider 9 about the threaded rod 8 outside, the outside that threaded rod 8 is located the inside one end of framework 2 is provided with two sections screw threads and two sections screw thread length equal opposite directions, threaded hole with threaded rod 8 looks adaptation is all offered to the inside of two sliders 9, the equal movable mounting in top of two sliders 9 has one end and movable connection's of movable block 3 bottom connecting rod 10, the equal fixed mounting in both sides of the bottom of two sliders 9 and movable block 3 has the dwang, connecting rod 10 passes through the dwang respectively with slider 9 and movable block 3 swing joint.

The right side of the frame body 2 is fixedly provided with a first driving component 11, one end of which is fixedly connected with the right side of the threaded rod 8, the first driving component 11 comprises a first servo motor 111, the right side of the frame body 2 is fixedly provided with a first servo motor 111 positioned above the threaded rod 8, the model of the first servo motor 111 is MR-J2S-10A, the output shaft of the first servo motor 111 is fixedly provided with a driving bevel gear 112, and the right side of the threaded rod 8 is fixedly provided with a driven bevel gear 113, one end of which is meshed with the driving bevel gear 112.

The fixed block 12 is fixedly arranged at the top of the left side of the inner wall of the U-shaped plate 4, the worm 13 which is positioned at the rear side of the left side installation shaft 5 and one end of which extends to the top of the fixed block 12 is movably arranged at the inner bottom wall of the U-shaped plate 4, the third bearing is fixedly arranged at the inner bottom wall of the U-shaped plate 4, the worm 13 is rotationally connected with the inner bottom wall of the U-shaped plate 4 through the third bearing, and the worm wheel 14 of which one end is meshed with the worm 13 is fixedly arranged at the outer side of the left side installation shaft 5.

The left side fixed mounting of U template 4 has one end and worm 13 outside fixed connection's second drive assembly 15, and second drive assembly 15 includes second servo motor 151, and the left side fixed mounting of U template 4 has second servo motor 151, and the model of second servo motor 151 is I HSS57-36-20, and the output shaft fixed mounting of second servo motor 151 has drive gear 152, and the outside fixed mounting of worm 13 is located fixed block 12 top and one end and drive gear 152 engaged follower gear 153.

Working principle: when the height of the polarization imaging detector body 7 needs to be adjusted, the first servo motor 111 can be started by the external controller to drive the driving bevel gear 112 to rotate, the driven bevel gear 113 is used for driving the threaded rod 8 to rotate, the threaded rod 8 can drive the two sliding blocks 9 to move back to back in the rotating process, the moving block 3 and the polarization imaging detector body 7 are driven to move integrally upwards through the two connecting rods 10, so that the height of the polarization imaging detector body 7 is adjusted, when the angle of the polarization imaging detector body 7 needs to be adjusted, the second servo motor 151 can be started by the external controller to drive the driving gear 152 to rotate, the worm 13 is driven to rotate through the driven gear 153, the worm wheel 14 is used for driving the installation shaft 5, the installation frame 6 and the polarization imaging detector body 7 to rotate integrally, the pitching angle of the polarization imaging detector body 7 is adjusted, and therefore an operator can adjust the height and the angle of the polarization imaging detector according to actual conditions conveniently, and practicability is improved.

To sum up, this polarization imaging detector drives the rotation of drive bevel gear 112 through starting first servo motor 111, and then drive threaded rod 8 through driven bevel gear 113 and rotate, and threaded rod 8 then can drive two sliders 9 and remove in opposite directions at rotatory in-process, and then drive movable block 3 and polarization imaging detector body 7 whole upward movement through two connecting rods 10, thereby come to adjust polarization imaging detector body 7's height, secondly, still accessible starts second servo motor 151 and drives the rotation of drive gear 152, and then drive worm 13 rotation through driven gear 153, and then drive installation axle 5 by worm wheel 14, installation frame 6 and polarization imaging detector body 7 whole are rotated, thereby come to adjust polarization imaging detector body 7's every single move angle, thereby the purpose of being convenient for carry out height and angle adjustment is realized, and then practicality is improved, the problem that current polarization imaging detector is in the use because the structure is comparatively simple, mostly does not possess height and angle adjustment's function, lead to the fact in actual application inconvenient to carry out the practicality to adjust polarization imaging detector's height and angle according to the scene condition is poor.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A polarized imaging detector comprising a base plate (1) and a polarized imaging detector body (7), characterized in that: the utility model discloses a polarization imaging detector, including bottom plate (1), movable block (3) that the top of bottom plate (1) was provided with framework (2), the inside of framework (2) is provided with movable block (3) that one end extends to its top, the top of movable block (3) is provided with U template (4), the inner wall left and right sides of U template (4) all is provided with installation axle (5), two be provided with between installation axle (5) install frame (6), polarization imaging detector body (7) set up in the inside of installation frame (6), the inner wall left side of framework (2) is provided with threaded rod (8) that are located movable block (3) below and one end extend to the right side of framework (2), both ends all are provided with slider (9) of one end and bottom plate (1) top swing joint about the threaded rod (10) that are provided with one end and movable block (3), the right side of framework (2) is provided with one end and threaded rod (8) right side fixed connection's first subassembly, the left and right side of driving block (4) is provided with one end and extends to the top of side (12) of bottom plate (1), the top of installing (12) is provided with worm (12), the left side the outside of installation axle (5) is provided with worm wheel (14) of one end and worm (13) meshing, the left side of U template (4) is provided with one end and worm (13) outside fixed connection's second drive assembly (15).

2. A polarization imaging detector according to claim 1, wherein: the first driving assembly (11) comprises a first servo motor (111), the right side of the frame body (2) is fixedly provided with the first servo motor (111) located above the threaded rod (8), the output shaft of the first servo motor (111) is fixedly provided with a driving bevel gear (112), and the right side of the threaded rod (8) is fixedly provided with a driven bevel gear (113) with one end meshed with the driving bevel gear (112).

3. A polarization imaging detector according to claim 1, wherein: the second driving assembly (15) comprises a second servo motor (151), the second servo motor (151) is fixedly arranged on the left side of the U-shaped plate (4), a driving gear (152) is fixedly arranged on an output shaft of the second servo motor (151), and a driven gear (153) which is arranged above the fixed block (12) and is meshed with the driving gear (152) at one end is fixedly arranged on the outer side of the worm (13).

4. A polarization imaging detector according to claim 1, wherein: the U-shaped plate (4) is characterized in that first bearings are fixedly arranged on the left side and the right side of the inner wall of the U-shaped plate (4), and the mounting shaft (5) is rotationally connected with the U-shaped plate (4) through the first bearings.

5. A polarization imaging detector according to claim 1, wherein: the left side of the inner wall of the frame body (2) is fixedly provided with a second bearing positioned below the moving block (3), and the threaded rod (8) is rotationally connected with the left side of the inner wall of the frame body (2) through the second bearing.

6. A polarization imaging detector according to claim 1, wherein: the threaded rod (8) is located the outside of the inside one end of framework (2) and is provided with two sections screw threads and two sections screw threads equal in length and opposite in direction, and threaded holes matched with threaded rod (8) are all formed in the inside of two sliding blocks (9).