CN219495457U

CN219495457U - Rotatable cold boot photometer

Info

Publication number: CN219495457U
Application number: CN202320549800.3U
Authority: CN
Inventors: 唐家畅; 李芃霖
Original assignee: Civil Aviation University of China
Current assignee: Civil Aviation University of China
Priority date: 2023-03-21
Filing date: 2023-03-21
Publication date: 2023-08-08
Anticipated expiration: 2033-03-21

Abstract

The utility model discloses a rotatable cold boot photometer meter which comprises a photometer meter body, wherein one end of the photometer meter body is fixedly connected with a rotating seat, the top of the rotating seat is rotatably provided with a photometry ball mounting frame, and one end of the photometry ball mounting frame, which is far away from the rotating seat, is fixedly provided with a photometry white ball for measuring illumination intensity. When the cold boot is connected to the top of the camera, the camera can be held by hand to touch the third driving ring through the index finger and drive the third driving ring to rotate, so that the third driving ring drives the second driving ring to rotate, and when the second driving ring rotates, the second driving ring drives the first driving ring to rotate through the driving chain, and the first driving ring drives the photometry ball mounting frame to rotate through the cooperation of the first driving ring and the tooth socket, so that the photometry ball mounting frame drives the photometry white ball, and the aim of multi-azimuth measurement can be achieved by changing the angle of the photometry white ball while the camera is held by hand to shoot.

Description

Rotatable cold boot photometer

Technical Field

The utility model relates to the technical field of photometers, in particular to a rotatable cold boot photometer.

Background

Photometry is an instrument used to measure the intensity of light. In photography, a photometer is used to determine the appropriate exposure time. In the case where the film sensitivity and shutter speed are known, the photometer table gives the aperture value at which the optimum exposure is obtained. Photometers are also used to control the intensity of illumination or as hand-held instruments to ensure that the intensity meets the requirements of the shot.

However, when the prior art is in actual use, most photometry meters are not very convenient to carry, and cannot carry out multi-azimuth photometry, and the photometry meters are easy to have photometry dead angles, and the photometry meter positions are required to be moved to carry out multi-azimuth measurement.

Disclosure of Invention

The utility model aims to provide a rotatable cold boot photometer meter, which solves the problems that most photometers are inconvenient to carry, cannot perform multi-azimuth photometry, are easy to have photometry dead angles, and meanwhile, the position of the photometer meter is required to be moved to perform multi-azimuth measurement.

In order to achieve the above purpose, the present utility model provides the following technical solutions: including the photometer body, the one end fixedly connected with of photometer body rotates the seat, the top of rotating the seat rotates and is equipped with photometer ball mounting bracket, and the photometer ball mounting bracket is kept away from the one end of rotating the seat position and is fixed to be equipped with the photometer white ball that is used for measuring illumination intensity, the surface activity of photometer ball mounting bracket is equipped with the first driving circle along with photometer ball mounting bracket synchronous rotation, the surface transmission of first driving circle is equipped with drive chain, the one end transmission that first driving circle position was kept away from to drive chain is equipped with the second driving circle, and the second driving circle rotates the one end that sets up at the photometer body, the one end that the photometer meter body position was kept away from to the second driving circle is fixed to be equipped with the third driving circle.

Preferably, the photometry ball mounting frame movably penetrates and extends to the inside of the rotating seat, and the inner wall of the first driving ring and the surface of the bottom of the photometry ball mounting frame are respectively provided with a matched tooth slot, so that the photometry ball mounting frame synchronously rotates along with the first driving ring, and the first driving ring is rotationally connected to the middle of the inner wall of the photometry meter body through a bearing.

Preferably, the driving chain is a plastic material member, the driving chain is formed by connecting a plurality of spheres and cylinders in an end-to-end staggered mode, and grooves matched with the spheres in the driving chain in size are formed in the surfaces of the first driving ring and the second driving ring, so that the first driving ring, the driving chain and the second driving ring form a transmission relationship.

Preferably, the through hole has been seted up at the top of photometer body, and drive chain swing joint is at the inner wall of through-hole to make drive chain pass through the through-hole activity and run through to the outside of rotating the seat, the inner wall swing joint of through-hole has sealed lid, and the one end fixed connection of sealed lid is at the top of rotating the seat, the other end fixedly connected with button of sealed lid, and the button lock is at the one end of rotating the seat.

Preferably, the surface activity of drive chain is equipped with expands the frame, and expands the inside of corresponding drive chain of frame and second actuating ring position and all has seted up the guide way, the second actuating ring rotates the inner wall of connecting at the guide way, the third actuating ring activity runs through and extends to the one end of expanding the frame, and expands the one end of corresponding third actuating ring position of frame and set up the recess that is used for holding the third actuating ring, the spacing groove has been seted up to the bottom of expanding the frame, and the inner wall activity joint in spacing groove has the support frame, support frame fixed connection is at the one end of photometer gauge body.

Preferably, the middle part at the top of the expansion frame is rotationally connected with a threaded rod, the surface thread of the threaded rod is connected with an adjusting frame, the adjusting frame movably penetrates through and extends to the inside of the expansion frame, a movable groove is formed in the inside of the expansion frame corresponding to the position of the adjusting frame, and the movable groove is communicated with the inside of the guide groove.

Preferably, the top of photometer table body is equipped with button and switch, the bottom fixedly connected with cold boots of photometer table body, the front side end of photometer table body is equipped with the touch-sensitive screen.

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

1. when the cold boot is connected to the top of the camera, the camera can be held by hand to touch the third driving ring through the index finger and drive the third driving ring to rotate, so that the third driving ring drives the second driving ring to rotate, and when the second driving ring rotates, the second driving ring drives the first driving ring to rotate through the driving chain, and the first driving ring drives the photometry ball mounting frame to rotate through the cooperation of the first driving ring and the tooth socket, so that the photometry ball mounting frame drives the photometry white ball, and the angle of the photometry white ball can be changed while the camera is held by hand to achieve the aim of multidirectional measurement;

2. the utility model also provides the through holes and the supporting frames, so that the expansion frame can be selectively installed, namely, when the expansion frame is installed, the angle of the photometry ball installing frame is adjusted, the driving chain falls into the rotating seat from the bottom of the sealing cover through the through holes, and the driving chain is arranged on the surface of the first driving ring, and at the moment, the limiting groove at the bottom of the expansion frame is clamped with the supporting frames, so that the installation of the expansion frame is completed.

Drawings

FIG. 1 is a schematic diagram showing the overall structure of a rotatable cold boot photometer of the present utility model;

FIG. 2 is a schematic diagram showing the overall structure of a rotatable cold boot photometer of the present utility model;

FIG. 3 is a schematic diagram III of the overall structure of a rotatable cold boot photometer of the present utility model;

FIG. 4 is a schematic diagram showing the overall structure of a rotatable cold boot photometer of the present utility model;

FIG. 5 is a schematic diagram showing the overall structure of a rotatable cold boot photometer of the present utility model;

FIG. 6 is a schematic diagram of a rotatable cold boot photometer table expansion stand structure according to the present utility model;

FIG. 7 is a schematic diagram showing a rotary base of a rotatable cold boot photometer of the present utility model;

FIG. 8 is a front cross-sectional view of a rotatable cold boot photometer rotating base structure of the present utility model;

FIG. 9 is a schematic diagram of a rotary light meter rotary seat for a rotatable cold boot;

FIG. 10 is a front sectional view of a rotatable cold boot photometer rotating seat structure according to the present utility model.

In the figure: 1. a photometer body; 2. a rotating seat; 3. a photometry ball mounting rack; 4. a photometry white ball; 5. tooth slots; 6. a first driving ring; 7. a drive chain; 8. a second driving ring; 9. a third driving ring; 10. expanding the frame; 11. a through hole; 12. sealing cover; 13. a button; 14. a guide groove; 15. an adjusting frame; 16. a movable groove; 17. a threaded rod; 18. a support frame; 19. a button; 20. a switch; 21. a touch screen; 22. cold boots.

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. 1-10, the present utility model provides a technical solution: including photometry table body 1, the one end fixed mounting of photometry table body 1 has the rotation seat 2, the top rotation of rotation seat 2 is equipped with photometry ball mounting bracket 3, and photometry ball mounting bracket 3 is kept away from the one end fixed mounting who rotates seat 2 positions and is used for measuring the photometry white ball 4 of illumination intensity, the surface swing joint of photometry ball mounting bracket 3 has the first driving circle 6 along with photometry ball mounting bracket 3 synchronous pivoted, the surface transmission of first driving circle 6 is equipped with drive chain 7, the one end transmission that first driving circle 6 positions was kept away from to drive chain 7 is equipped with second driving circle 8, and the one end that second driving circle 8 rotated and set up at photometry table body 1, the one end that photometry table body 1 positions was kept away from to second driving circle 8 is fixed and is equipped with third driving circle 9.

The photometry ball mounting bracket 3 activity runs through and extends to the inside of rotating seat 2, and the tooth's socket 5 that cooperatees has been seted up respectively to the inner wall of first drive circle 6 and the surface of photometry ball mounting bracket 3 bottom to make photometry ball mounting bracket 3 rotate in step along with first drive circle 6, first drive circle 6 passes through the bearing rotation and connects the middle part at photometry table body 1 inner wall, and photometry white ball 4 passes through brush and photometry table body 1 inside electronic components electric connection, so that the data that photometry ball mounting bracket 3 detected can be to photometry table body 1 transmission.

The driving chain 7 is a plastic material member, the driving chain 7 is formed by connecting a plurality of spheres and cylinders in an end-to-end staggered mode, and grooves matched with the spheres in the driving chain 7 in size are formed in the surfaces of the first driving ring 6 and the second driving ring 8, so that the first driving ring 6, the driving chain 7 and the second driving ring 8 form a transmission relation.

The through hole 11 has been seted up at the top of photometry table body 1, and drive chain 7 swing joint is at the inner wall of through-hole 11, so that drive chain 7 runs through and extends to the outside of rotating seat 2 through the activity of through-hole 11, the inner wall swing joint of through-hole 11 has sealed lid 12, and sealed lid 12's one end fixed mounting is at the top of rotating seat 2, sealed lid 12's the other end fixed mounting has button 13, and button 13 lock is at the one end of rotating seat 2, through setting up through-hole 11 and support frame 18, make and extend frame 10 can selectively install, when will extend frame 10, adjust the angle of photometry ball mounting bracket 3, and make drive chain 7 follow sealed lid 12's bottom and fall into the inside at rotating seat 2 through-hole 11, make drive chain 7 place the surface of first driving ring 6, at this moment will extend the spacing groove and the support frame 18 joint of frame 10 bottom, thereby accomplish the installation of expanding frame 10, through sealed lid 12 through-hole 11, realize the fixed to sealed lid 12 through button 13 and rotating seat 2 lock, so that sealed lid 12 plays the effect at the inner wall of through-hole 11, dust proof dust is prevented entering the inside of rotating seat 2 through-hole 11.

The surface activity of drive chain 7 is equipped with expands frame 10, and expand the inside of the corresponding drive chain 7 of frame 10 and second drive circle 8 position and all seted up guide way 14, second drive circle 8 rotates the inner wall of connecting at guide way 14, third drive circle 9 activity runs through and extends to the one end of expanding frame 10, and expand the one end of frame 10 corresponding third drive circle 9 position and seted up the recess that is used for holding third drive circle 9, expand the bottom of frame 10 and seted up the spacing groove, and the inner wall activity joint in spacing groove has support frame 18, support frame 18 fixed mounting is at the one end of photometer body 1.

The middle part at the top of the expansion frame 10 is rotationally connected with a threaded rod 17, the surface thread of the threaded rod 17 is connected with an adjusting frame 15, the adjusting frame 15 movably penetrates through and extends to the inside of the expansion frame 10, a movable groove 16 is formed in the inside of the expansion frame 10 corresponding to the position of the adjusting frame 15, the movable groove 16 is communicated with the inside of a guide groove 14, the threaded rod 17 is rotated, the threaded rod 17 drives the adjusting frame 15 to move downwards, and then the adjusting frame 15 drives a driving chain 7 to bend on the inner wall of the movable groove 16, so that the driving chain 7 is in a tightening state on the inner wall of the guide groove 14, and the driving chain 7 can normally form a transmission relation with the first driving ring 6 and the second driving ring 8.

The top of photometer table body 1 is equipped with button 19 and switch 20, and the bottom fixed mounting of photometer table body 1 has cold boots 22, and the front side end of photometer table body 1 is equipped with touch-sensitive screen 21.

Working principle: when in use, the device can be connected with the joint of the camera by arranging the cold boot 22, so that the cold boot 22 can be directly carried along with the camera without singly holding the device, when the photometer body 1 is connected with the top of the camera by the cold boot 22, the hand held camera can touch the third driving ring 9 by the index finger at the moment and drive the third driving ring 9 to rotate, so that the third driving ring 9 drives the second driving ring 8 to rotate, and when the second driving ring 8 rotates, the second driving ring 8 drives the first driving ring 6 to rotate by the driving chain 7, the photometer mounting frame 3 is driven to rotate by the first driving ring 6 matched with the tooth socket 5, so that the photometer mounting frame 3 drives the photometer white ball 4, thereby changing the angle of the photometer white ball 4 to realize the purpose of multi-azimuth measurement while holding the camera to shoot, the photometry white ball 4 can rotate 360 degrees on the horizontal plane through the rotating seat 2 to receive light rays in all directions so as to obtain accurate exposure, through the arrangement of the through holes 11 and the supporting frame 18, the expansion frame 10 can be selectively installed, when the expansion frame 10 is installed, the angle of the photometry ball mounting frame 3 is adjusted, the driving chain 7 falls into the rotating seat 2 from the bottom of the sealing cover 12 through the through holes 11, the driving chain 7 is arranged on the surface of the first driving ring 6, at the moment, the limiting groove at the bottom of the expansion frame 10 is clamped with the supporting frame 18, the installation of the expansion frame 10 is completed, the through holes 11 are covered by the sealing cover 12, the sealing cover 12 is fixed through the buckling of the buttons 13 and the rotating seat 2, the sealing cover 12 plays a dustproof role on the inner wall of the through holes 11, dust is prevented from entering the inside of the rotating seat 2 through the through holes 11, since the initial state of the driving chain 7 needs to be in a loose state in order to mount the driving chain 7 on the first driving ring 6, the threaded rod 17 is rotated at this time, and the threaded rod 17 drives the adjusting frame 15 to move downwards, so that the adjusting frame 15 drives the driving chain 7 to bend on the inner wall of the movable slot 16, and the driving chain 7 is in a tight state on the inner wall of the guide slot 14, so that the driving chain 7 can normally form a transmission relationship with the first driving ring 6 and the second driving ring 8.

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.

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. The utility model provides a rotatable cold boot photometer table, includes photometer table body (1), its characterized in that: the one end fixedly connected with of photometry table body (1) rotates seat (2), the top of rotating seat (2) rotates and is equipped with photometry ball mounting bracket (3), and the one end that rotation seat (2) position was kept away from to photometry ball mounting bracket (3) is fixed to be equipped with photometry white ball (4) that are used for measuring illumination intensity, the surface activity of photometry ball mounting bracket (3) is equipped with first drive circle (6) of synchronous pivoted along with photometry ball mounting bracket (3), the surface transmission of first drive circle (6) is equipped with drive chain (7), the one end transmission that first drive circle (6) position was kept away from to drive chain (7) is equipped with second drive circle (8), and the one end that photometry table body (1) position was kept away from to second drive circle (8) rotation setting is equipped with third drive circle (9).

2. The rotatable cold boot photometer of claim 1, wherein: the photometry ball mounting frame (3) movably penetrates and extends to the inside of the rotating seat (2), and the inner wall of the first driving ring (6) and the surface of the bottom of the photometry ball mounting frame (3) are respectively provided with a tooth slot (5) matched with each other, so that the photometry ball mounting frame (3) synchronously rotates along with the first driving ring (6), and the first driving ring (6) is rotationally connected to the middle of the inner wall of the photometry meter body (1) through a bearing.

3. The rotatable cold boot photometer of claim 1, wherein: the driving chain (7) is a plastic material component, the driving chain (7) is formed by connecting a plurality of spheres and cylinders in an end-to-end staggered mode, and grooves matched with the spheres in the driving chain (7) in size are formed in the surfaces of the first driving ring (6) and the second driving ring (8) so that the first driving ring (6), the driving chain (7) and the second driving ring (8) form a transmission relation.

4. The rotatable cold boot photometer of claim 1, wherein: the top of photometry table body (1) has seted up through-hole (11), and drive chain (7) swing joint is at the inner wall of through-hole (11) to make drive chain (7) pass through-hole (11) activity and run through to the outside of rotating seat (2), the inner wall swing joint of through-hole (11) has sealed lid (12), and the one end fixed connection of sealed lid (12) is at the top of rotating seat (2), the other end fixedly connected with button (13) of sealed lid (12), and the one end at rotating seat (2) of button (13) lock.

5. The rotatable cold boot photometer of claim 1, wherein: the surface activity of drive chain (7) is equipped with expands frame (10), and expands the inside of corresponding drive chain (7) of frame (10) and second drive circle (8) position and all has seted up guide way (14), second drive circle (8) rotate and connect the inner wall at guide way (14), third drive circle (9) activity runs through and extends to the one end of expanding frame (10), and expands the one end of frame (10) corresponding third drive circle (9) position and seted up the recess that is used for holding third drive circle (9), the spacing groove has been seted up to the bottom of expanding frame (10), and the inner wall movable joint in spacing groove has support frame (18), support frame (18) fixed connection is in the one end of photometry table body (1).

6. The rotatable cold boot photometer of claim 5, wherein: the middle part at the top of the expansion frame (10) is rotationally connected with a threaded rod (17), the surface thread of the threaded rod (17) is connected with an adjusting frame (15), the adjusting frame (15) movably penetrates through and extends to the inside of the expansion frame (10), a movable groove (16) is formed in the inside of the expansion frame (10) corresponding to the position of the adjusting frame (15), and the movable groove (16) is communicated with the inside of the guide groove (14).

7. The rotatable cold boot photometer of claim 1, wherein: the top of photometry table body (1) is equipped with button (19) and switch (20), the bottom fixedly connected with cold boots (22) of photometry table body (1), the front side end of photometry table body (1) is equipped with touch-sensitive screen (21).