CN216388503U

CN216388503U - Combined optical mirror device for physical experiment

Info

Publication number: CN216388503U
Application number: CN202123203153.0U
Authority: CN
Inventors: 许忠民
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-04-26
Anticipated expiration: 2031-12-20

Abstract

The utility model relates to the field of optical experimental equipment, in particular to a combined optical lens device for a physical experiment, which comprises a mounting base; the top end of the mounting base is provided with a mounting rack A and a mounting rack B, and the mounting rack A and the mounting rack B are respectively provided with a light source emitter and a mounting plate; a moving plate is arranged on the inner side of the mounting base in a sliding manner; two lens brackets are arranged on the movable plate in a sliding way; the two lens brackets are respectively provided with an infrared emitter A and an infrared receiver A; an infrared receiver B is arranged on the mounting rack B, and an infrared transmitter B is arranged on a lens support adjacent to the mounting rack B; the bottom of mounting bracket A and mounting panel is provided with infrared emitter C and infrared receiver C respectively. The utility model can calculate the distance from the curtain to the light source emitter, the distance from the two lenses, the distance from the curtain to the adjacent lens and the distance from the light source emitter to the adjacent lens, and transmits data to the display screen for display, thereby being more visual and clear.

Description

Combined optical mirror device for physical experiment

Technical Field

The utility model relates to the field of optical experimental equipment, in particular to a combined optical mirror device for a physical experiment.

Background

The principle of mirror imaging has become the necessary knowledge of students, and in order to better help students learn the principle of mirror imaging, a combined optical mirror is often used.

The chinese patent that publication number is CN212256687U discloses a combination mirror device for college physics experiments, structural design is unreasonable inadequately to current combination mirror device, the problem of inconvenient adjustment lens and bulb curtain interval and adjacent lens interval, the following scheme is proposed now, it includes the base and sets up bulb and curtain in base top both sides respectively, the top side of base is seted up flutedly, the recess internal rotation is connected with two threaded rods, and the external screw thread on two threaded rods revolves to the same, the outside thread bush of threaded rod is equipped with the slide, slide sliding connection is in the recess, the top side of slide extends to the top of base and the bottom of fixedly connected with mirror holder. The utility model has reasonable structural design, is convenient to adjust the distance between the lens and the bulb curtain and the distance between the two lenses, can simultaneously adjust the positions of the lenses under the condition of keeping the same distance between the lenses, meets various use requirements, has low acquisition cost and is convenient to operate.

The above patent still has the following problems in use: need pass through manual operation when carrying out position control to lens, light source and curtain to can't the accurate distance between confirming lens and the bulb curtain and the distance between two lenses, need pass through manual measurement, the operation is comparatively loaded down with trivial details.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problems in the background technology and provides a combined optical lens device for a physical experiment.

The technical scheme of the utility model is as follows: a combined optical lens device for physical experiments comprises a mounting base; the mounting base is arranged with an upward opening; the top end of the mounting base is provided with a mounting rack A and a mounting rack B in a sliding manner, the mounting rack A and the mounting rack B are respectively provided with a light source emitter and a mounting board, and one side of the mounting board, which is adjacent to the light source emitter, is provided with a curtain; the mounting base is provided with a power mechanism A and a power mechanism B which are used for respectively driving the mounting rack A and the mounting rack B to move; a moving plate is arranged on the inner side of the mounting base in a sliding manner, and a power mechanism C for driving the moving plate to move is arranged on the mounting base; two lens brackets are arranged on the movable plate in a sliding manner, and lenses are arranged at the top ends of the two lens brackets; a power mechanism D for driving the two lens brackets to approach or depart from each other is arranged on the moving plate; the two lens brackets are respectively provided with an infrared emitter A and an infrared receiver A; an infrared receiver B is arranged on the mounting rack B, and an infrared transmitter B is arranged on a lens support adjacent to the mounting rack B; the bottom ends of the mounting frame A and the mounting plate are respectively provided with an infrared emitter C and an infrared receiver C; the mounting base is provided with a controller.

Preferably, the lens support comprises a sliding block, an upright rod and a bracket, the bracket and the sliding block are respectively arranged at the upper end and the lower end of the upright rod, the sliding block is connected with the moving plate in a sliding mode, and the lens is detachably arranged on the bracket.

Preferably, the power mechanism A and the power mechanism B both comprise a servo motor A and a transmission screw rod, L-shaped plates are arranged on two sides of the mounting base, the transmission screw rod is rotatably arranged between the two L-shaped plates, the servo motor A is arranged on the L-shaped plates, and an output shaft of the servo motor A is connected with the transmission screw rod; the mounting rack A and the mounting rack B are respectively in threaded connection with the transmission screw rods on the two sides.

Preferably, the power mechanism C comprises a rack, a gear and a servo motor C, the rack is arranged at the bottom end of the moving plate, the gear is rotatably arranged on the inner side of the mounting base and meshed with the rack, and the servo motor C is arranged on the mounting base and has an output shaft in transmission connection with the gear.

Preferably, the power mechanism D comprises a bidirectional screw rod and a servo motor B, the bidirectional screw rod is rotatably arranged above the moving plate, the servo motor B is arranged on the moving plate, an output shaft of the servo motor B is connected with the bidirectional screw rod, and the two lens supports are symmetrically arranged on the bidirectional screw rod and are in threaded connection with the bidirectional screw rod.

Preferably, both sides of the mounting base are provided with through holes for the moving plate to pass through.

Preferably, the controller includes a microprocessor, a display screen and control buttons.

Compared with the prior art, the technical scheme of the utility model has the following beneficial technical effects:

1. the distance from the curtain to the light source emitter, the distance from the two lenses, the distance from the curtain to the adjacent lens and the distance from the light source emitter to the adjacent lens can be freely adjusted, manual adjustment is not needed, the operation is simple, the adjustment range of an experiment is conveniently expanded, and various use requirements of the experiment are met.

2. At infrared emitter A, infrared receiver A, infrared emitter B, infrared receiver B, infrared emitter C, under the cooperation work of infrared receiver C and controller, can be accurate the calculation curtain to light source transmitter's interval, the interval of two lenses, the curtain to the interval of adjacent lens and the interval of light source transmitter to adjacent lens, and go on showing on data transmission to the display screen that will record, more directly perceived is clear, need not the manual work and measure, and operating efficiency is high, and the practicality is strong.

Drawings

Fig. 1 and 2 are both schematic structural views of the present invention.

Fig. 3 is an internal cross-sectional view of a mounting base according to the present invention.

Reference numerals: 1. mounting a base; 101. perforating; 2. a mounting frame A; 3. mounting a plate; 4. a light source emitter; 5. a curtain; 6. a lens holder; 61. a slider; 62. erecting a rod; 63. a bracket; 7. a lens; 8. a power mechanism A; 9. a power mechanism B; 10. a servo motor A; 11. a transmission screw rod; 12. an L-shaped plate; 13. a mounting frame B; 141. an infrared emitter A; 142. an infrared receiver A; 151. an infrared emitter B; 152. an infrared receiver B; 161. an infrared emitter C; 162. an infrared receiver C; 17. a bidirectional screw rod; 18. a servo motor B; 19. moving the plate; 20. a rack; 21. a gear; 22. a servo motor C; 23. and a controller.

Detailed Description

Example one

As shown in fig. 1-3, the combined optical lens device for physical experiments provided by the present invention comprises a mounting base 1; the mounting base 1 is arranged with an upward opening; the top end of the mounting base 1 is provided with a mounting rack A2 and a mounting rack B13 in a sliding manner, a light source emitter 4 and a mounting plate 3 are respectively arranged on the mounting rack A2 and the mounting rack B13, and a curtain 5 is arranged on one side, adjacent to the light source emitter 4, of the mounting plate 3; the mounting base 1 is provided with a power mechanism A8 and a power mechanism B9 which are used for respectively driving the mounting rack A2 and the mounting rack B13 to move; the power mechanism A and the power mechanism B both comprise a servo motor A10 and a transmission screw rod 11, L-shaped plates 12 are arranged on two sides of the mounting base 1, the transmission screw rod 11 is rotatably arranged between the two L-shaped plates 12, the servo motor A10 is arranged on the L-shaped plates 12, and an output shaft of the servo motor A10 is connected with the transmission screw rod 11; the mounting rack A2 and the mounting rack B13 are respectively in threaded connection with the transmission screw rods 11 on the two sides; a moving plate 19 is arranged on the inner side of the mounting base 1 in a sliding manner, and a power mechanism C for driving the moving plate 19 to move is arranged on the mounting base 1; the power mechanism C comprises a rack 20, a gear 21 and a servo motor C22, wherein the rack 20 is arranged at the bottom end of the moving plate 19, the gear 21 is rotatably arranged at the inner side of the mounting base 1 and is meshed with the rack 20, the servo motor C22 is arranged on the mounting base 1, an output shaft of the servo motor C22 is in transmission connection with the gear 21, and through holes 101 for the moving plate 19 to pass through are formed in two sides of the mounting base 1; the moving plate 19 is provided with two lens brackets 6 in a sliding manner, and the top ends of the two lens brackets 6 are provided with lenses 7; a power mechanism D for driving the two lens brackets 6 to approach or depart from each other is arranged on the moving plate 19; the power mechanism D comprises a bidirectional screw rod 17 and a servo motor B18, the bidirectional screw rod 17 is rotatably arranged above the moving plate 19, the servo motor B18 is arranged on the moving plate 19, an output shaft of the servo motor B18 is connected with the bidirectional screw rod 17, and the two lens supports 6 are symmetrically arranged on the bidirectional screw rod 17 and are both in threaded connection with the bidirectional screw rod 17; the two lens brackets 6 are respectively provided with an infrared emitter A141 and an infrared receiver A142; the mounting rack B13 is provided with an infrared receiver B152, and the lens bracket 6 adjacent to the mounting rack B13 is provided with an infrared emitter B151; the bottom ends of the mounting rack A2 and the mounting board 3 are respectively provided with an infrared emitter C161 and an infrared receiver C162; the mounting base 1 is provided with a controller 23, and the controller 23 comprises a microprocessor, a display screen and control buttons.

In this embodiment, when the curtain is used, the light source emitter 4 and the curtain 5 can be driven to move by the arranged power mechanism a and the power mechanism B, so that the distance between the curtain 5 and the light source emitter 4 can be adjusted; the servo motor B18 is started to work, the bidirectional screw rod 17 can be driven to rotate in the forward and reverse directions, the two lenses 7 can be driven to approach or separate from each other by the rotation of the bidirectional screw rod 17, and therefore the distance between the two lenses 7 can be freely adjusted; the servo motor C22 is started to work, the servo motor C22 drives the gear 21 to rotate in the forward and reverse directions, so that the rack 20 can be driven to move left and right, the rack 20 moves to drive the moving plate 19 and the two lenses 7 to move, the distance between the lenses 7 and the curtain 5 and the distance between the lenses 7 and the light source emitter 4 can be adjusted, the adjustment range of the experiment is expanded, and various use requirements of the experiment are met; the adaptability is stronger; under the cooperation of the infrared emitter A141 and the infrared receiver A142, the distance between the two lenses 7 can be measured, and the specific working principle is that infrared light emitted by the infrared emitter A141 is received by the infrared receiver A142, the received signal is fed back to the controller 23, the detected value can be measured after the analysis and the processing of the controller 23, and the measured data can be displayed through a display screen; the infrared ray emitter B151 and the infrared ray receiver B152 are arranged to measure the distance from the curtain 5 to the adjacent lens 7; the infrared emitter C161 and the infrared receiver C162 are arranged to measure the distance from the curtain 5 to the light source emitter 4; the distance between the light source emitter 4 and an adjacent lens 7 can be measured through the three groups of measured data; the four sets of data measured at this time are all displayed on the display screen.

Example two

As shown in fig. 1, compared to the first embodiment, in the present embodiment, the lens holder 6 includes a slider 61, an upright 62 and a bracket 63, the bracket 63 and the slider 61 are respectively disposed at the upper and lower ends of the upright 62, the slider 61 is slidably connected to the moving plate 19, and the lens 7 is detachably disposed on the bracket 63.

In this embodiment, lens 7 and bracket 63 are detachable structure, and when not using, operating personnel can take off lens 7 from bracket 63, prevents that lens 7 from appearing colliding with in the removal process.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims

1. A combined optical lens device for physical experiments is characterized by comprising a mounting base (1); the mounting base (1) is arranged with an upward opening; the top end of the mounting base (1) is provided with a mounting rack A (2) and a mounting rack B (13) in a sliding mode, the mounting rack A (2) and the mounting rack B (13) are respectively provided with a light source emitter (4) and a mounting plate (3), and one side, adjacent to the light source emitter (4), of the mounting plate (3) is provided with a curtain (5); a power mechanism A (8) and a power mechanism B (9) which are used for respectively driving the mounting frame A (2) and the mounting frame B (13) to move are arranged on the mounting base (1); a moving plate (19) is arranged on the inner side of the mounting base (1) in a sliding manner, and a power mechanism C for driving the moving plate (19) to move is arranged on the mounting base (1); two lens brackets (6) are arranged on the moving plate (19) in a sliding manner, and the top ends of the two lens brackets (6) are provided with lenses (7); a power mechanism D for driving the two lens brackets (6) to approach or depart from each other is arranged on the moving plate (19); the two lens brackets (6) are respectively provided with an infrared emitter A (141) and an infrared receiver A (142); an infrared receiver B (152) is arranged on the mounting rack B (13), and an infrared emitter B (151) is arranged on a lens support (6) adjacent to the mounting rack B (13); the bottom ends of the mounting frame A (2) and the mounting plate (3) are respectively provided with an infrared emitter C (161) and an infrared receiver C (162); the mounting base (1) is provided with a controller (23).

2. The combined optical mirror device for physical experiments as claimed in claim 1, wherein the lens holder (6) comprises a slider (61), a vertical rod (62) and a bracket (63), the bracket (63) and the slider (61) are respectively arranged at the upper end and the lower end of the vertical rod (62), the slider (61) is slidably connected with the moving plate (19), and the lens (7) is detachably arranged on the bracket (63).

3. The combined optical mirror device for physical experiments according to claim 1, wherein the power mechanism A and the power mechanism B each comprise a servo motor A (10) and a transmission screw rod (11), L-shaped plates (12) are arranged on both sides of the mounting base (1), the transmission screw rod (11) is rotatably arranged between the two L-shaped plates (12), the servo motor A (10) is arranged on the L-shaped plates (12), and an output shaft of the servo motor A is connected with the transmission screw rod (11); the mounting rack A (2) and the mounting rack B (13) are respectively in threaded connection with the transmission screw rods (11) on the two sides.

4. The combined optical mirror device for physical experiments according to claim 1, wherein the power mechanism C comprises a rack (20), a gear (21) and a servo motor C (22), the rack (20) is disposed at the bottom end of the moving plate (19), the gear (21) is rotatably disposed at the inner side of the mounting base (1) and is engaged with the rack (20), the servo motor C (22) is disposed on the mounting base (1) and the output shaft thereof is in transmission connection with the gear (21).

5. The combined optical mirror device for physical experiments according to claim 1, wherein the power mechanism D comprises a bidirectional screw rod (17) and a servo motor B (18), the bidirectional screw rod (17) is rotatably disposed above the moving plate (19), the servo motor B (18) is disposed on the moving plate (19) and an output shaft thereof is connected with the bidirectional screw rod (17), and the two lens supports (6) are symmetrically disposed on the bidirectional screw rod (17) and are both in threaded connection with the bidirectional screw rod (17).

6. A combined optical mirror device for physical experiments, according to claim 1, characterized in that both sides of the mounting base (1) are provided with through holes (101) for the moving plate (19) to pass through.

7. A combined mirror device for physical experiments, according to claim 1, characterized in that the controller (23) comprises a microprocessor, a display screen and control buttons.