Lens tester for physics teaching

Abstract

The utility model provides a physics teaching lens tester, which comprises a fixed base and a lens, and the lens is arranged above the fixed base. The two movable bases are arranged on the two sides of the fixed base respectively; the top of one movable base is connected with the light source set, the top of the other movable base is connected with the light screen set, and the lens, the light source set and the light screen set are used for completing a physics teaching lens experiment; and the lens is connected to the top of the fixed base through the rotating assembly, and the rotating assembly is used for adjusting and replacing the lens. According to the utility model, the lens, the light source group and the light screen group can be used for carrying out a physical lens experiment so as to facilitate physics teaching, different lenses can be replaced by using the rotating assembly, and only the rotating assembly needs to be rotated during replacement, so that the operation is convenient, the progress of the physical lens experiment is prevented from being influenced, and the efficiency of the physical lens experiment is improved.

Description

Technical Field

[0001] This utility model relates to the field of physics teaching tools, and in particular to a physics teaching lens experiment apparatus. Background Technology

[0002] The physical lens experiment is a crucial part of optical experiments, primarily exploring the effects of lenses on light rays and the laws governing lens image formation. This experiment involves observing the effects of lenses on light rays, understanding the converging effect of convex lenses and the diverging effect of concave lenses, and investigating the laws governing lens image formation, including the relationship between object distance, image distance, and focal length, as well as the properties of the image (size, real / virtual, upright / inverted). The physical lens experiment is an important experiment for exploring the effects of lenses on light rays and the laws governing image formation. Through this experiment, one can deepen their understanding of the optical properties of lenses and master the fundamental laws of lens image formation.

[0003] Lens experiments in physics teaching are an important part of the physics curriculum. They help students understand the effect of lenses on light and the principles of lens imaging. In the authorized Chinese utility model patent "Announcement No.: CN214845975U, Title: A Lens Experiment Apparatus for Physics Teaching", a fixing mechanism is set in the main body of the device, which allows users to fix lenses with a diameter smaller than the inner diameter of the fixing mechanism. This allows users to use lenses of any size for experiments. However, in the above application and the prior art, the lens needs to be disassembled when changing the lens, which is complicated and prolongs the lens experiment time, affecting the conduct of the lens experiment. Utility Model Content

[0004] The technical problem to be solved by this utility model is to overcome the defect in the prior art that requires disassembling and assembling lenses when conducting experiments with different lenses, which affects the experimental process, and to provide a lens experiment device for physics teaching.

[0005] The present invention solves the above-mentioned technical problems through the following technical solution:

[0006] This utility model provides a lens experiment apparatus for physics teaching, including a fixed base.

[0007] The lens is disposed above the fixed base;

[0008] Two movable bases are respectively disposed on both sides of the fixed base;

[0009] A light source group and a screen group, wherein the light source group is connected to the top of one movable base and the screen group is connected to the top of the other movable base, and the lens, light source group and screen group are used to complete lens experiments in physics teaching;

[0010] A rotating assembly is provided, in which the lens is connected to the top of the fixed base. The rotating assembly is used to adjust and replace the lens.

[0011] In this technical solution, physical lens experiments can be conducted using lenses, light source groups, and light screen groups, which facilitates physics teaching. Different lenses can be replaced using a rotating component, and replacement only requires rotating the rotating component, making the operation convenient, avoiding affecting the progress of physical lens experiments, and improving the efficiency of physical lens experiments.

[0012] Preferably, the movable base includes a support base and movable wheels, and the bottom of the support base is connected to two symmetrically distributed movable wheels.

[0013] In this technical solution, a movable base is used to allow the light source group and the light screen group to be moved.

[0014] Preferably, the rotating assembly includes a mounting column, with a rotating shaft connected to both ends of the mounting column. The surface of the rotating shaft is rotatably connected to the support side plate, and the bottom of the support side plate is connected to the top of the fixed base.

[0015] The surface of the mounting column is connected to multiple mounting outer frames, and a lens is connected to the inner side of the mounting outer frame.

[0016] In this technical solution, the lens can be rotated using a rotating component, allowing for the replacement of different lenses.

[0017] Preferably, the multiple lenses have different focal lengths.

[0018] In this technical solution, multiple lenses can be used to conduct different lens experiments and to compare different parameters.

[0019] Preferably, the end of the rotating shaft furthest from the mounting post is connected to a rotating disk.

[0020] In this technical solution, the rotating disk facilitates the rotation of the rotating shaft and the mounting column, among other structures.

[0021] Preferably, a support housing is connected to both sides of the fixed base, and a movable component one and a movable component two are connected to each of the two support housings. The opposite ends of the movable component one and the movable component two are respectively connected to the two movable bases.

[0022] In this technical solution, the positions of the light source group and the light screen group can be adjusted respectively using movable component one and movable component two.

[0023] Preferably, the movable component includes a connecting shaft, both ends of which are connected to rotating gears, and the surface of the connecting shaft is rotatably connected through to the fixed base and one side of the supporting housing.

[0024] Both ends of the connecting shaft are connected to rotating gears, and the rotating gears are located in the inner cavity of the support housing;

[0025] A movable rack is meshed with one side of the rotating gear, and the movable rack is slidably connected through the side of the support housing. One end of the movable rack is connected to one side of the support base.

[0026] The other end of the movable rack is connected to a reinforcing strip.

[0027] In this technical solution, the position of an adjustable light source group is utilized by a movable component.

[0028] Preferably, the second movable component includes a rotating shaft, both ends of which are connected to adjusting gears, and the surface of the rotating shaft is rotatably connected through to the fixed base and one side of the supporting housing.

[0029] Both ends of the rotating shaft are connected to adjusting gears, which are located in the inner cavity of the support housing.

[0030] The adjusting gear is meshed with a sliding rack on one side, and the sliding rack is slidably connected through the side of the support housing. One end of the sliding rack is connected to one side of the support base.

[0031] The other end of the sliding rack is connected to a reinforcing strip.

[0032] In this technical solution, the position of the light screen group can be adjusted using the second movable component.

[0033] Preferably, a light source adjustment knob is connected to the side of the rotating gear away from the connecting shaft, and the light source adjustment knob is rotatably connected through the side of the support housing away from the fixed base.

[0034] In this technical solution, the connecting shaft can be easily rotated using a light source adjustment knob.

[0035] Preferably, a screen adjustment knob is connected to the side of the adjusting gear away from the rotating shaft, and the screen adjustment knob is rotatably connected through the side of the support housing away from the fixed base.

[0036] In this technical solution, the rotating shaft can be easily rotated by using the light screen adjustment knob.

[0037] Based on common knowledge in the field, the above-mentioned preferred conditions can be combined arbitrarily to obtain various preferred embodiments of this utility model.

[0038] The positive and progressive effects of this utility model are as follows:

[0039] This invention utilizes a lens, a light source group, and a screen group to conduct physical lens experiments, which is convenient for physics teaching. Different lenses can be replaced using a rotating component, and replacement only requires rotating the rotating component, making the operation convenient, avoiding affecting the progress of physical lens experiments, and improving the efficiency of physical lens experiments.

[0040] Simultaneously, the position of the light source group can be adjusted using movable component one, and the position of the screen group can be adjusted using movable component two, so as to adjust the position of the light source group and the screen group according to different lenses, which facilitates the conduct of physical lens experiments. Attached Figure Description

[0041] Figure 1 This is a schematic diagram of the structure of a physics teaching lens experiment apparatus according to an embodiment of the present invention.

[0042] Figure 2 for Figure 1 The diagram shows the overall three-dimensional structure of the physics teaching lens experiment apparatus.

[0043] Figure 3 for Figure 1 The diagram shows the overall front view of the physics teaching lens experiment apparatus.

[0044] Figure 4 for Figure 1 The diagram shows the internal structure of the moving component one and moving component two of the physics teaching lens experiment apparatus.

[0045] Figure 5 for Figure 1 The diagram shows the three-dimensional structure of the movable component one and movable component two of the physics teaching lens experiment apparatus.

[0046] Explanation of reference numerals in the attached figures

[0047] 1. Fixed base;

[0048] 2. Lens;

[0049] 3. Movable base; 31. Support base; 32. Casters;

[0050] 4. Light source assembly;

[0051] 5. Light screen assembly;

[0052] 6. Rotating assembly; 61. Mounting column; 62. Rotating shaft; 63. Supporting side plate; 64. Mounting outer frame; 65. Rotating disk;

[0053] 7. Support shell;

[0054] 8. Moving component one; 81. Connecting shaft; 82. Rotating gear; 83. Moving rack; 84. Reinforcing strip one;

[0055] 9. Moving component two; 91. Rotating shaft; 92. Adjusting gear; 93. Sliding rack; 94. Reinforcing strip two;

[0056] 10. Light source adjustment knob;

[0057] 11. Screen adjustment knob;

[0058] 12. Scale lines. Detailed Implementation

[0059] The present invention will be further illustrated by way of embodiments below, but the present invention is not limited to the scope of the embodiments described herein.

[0060] Figures 1 to 5 The diagram shown is a structural schematic of an embodiment of the physics teaching lens experiment apparatus of this utility model. The physics teaching lens experiment apparatus includes a fixed base 1.

[0061] Lens 2, which is disposed above the fixed base 1;

[0062] Two movable bases 3 are respectively disposed on both sides of the fixed base 1;

[0063] The light source group 4 and the light screen group 5 are provided. The light source group 4 is connected to the top of one of the movable bases 3, and the light screen group 5 is connected to the top of the other movable base 3. The lens 2, the light source group 4 and the light screen group 5 are used to complete the lens experiment in physics teaching.

[0064] Rotating assembly 6, the lens 2 is connected to the top of the fixed base 1 through rotating assembly 6, the rotating assembly 6 is used to adjust and replace lens 2.

[0065] In this technical solution, physical lens experiments can be conducted using lens 2, light source group 4, and light screen group 5, which is convenient for physics teaching. Different lenses 2 can be replaced using rotating component 6, and replacement only requires rotating rotating component 6, which is convenient to operate, avoids affecting the progress of physical lens experiments, and improves the efficiency of physical lens experiments.

[0066] The movable base 3 includes a support base 31 and movable wheels 32, with two symmetrically distributed movable wheels 32 connected to the bottom of the support base 31.

[0067] In this technical solution, the movable base 3 enables the light source group 4 and the light screen group 5 to be moved.

[0068] In use, the support base 31 can be easily moved using the movable wheel 32, thereby driving the light source group 4 and the light screen group 5 to move respectively.

[0069] The rotating assembly 6 includes a mounting column 61, with a rotating shaft 62 connected to both ends of the mounting column 61. The surface of the rotating shaft 62 is rotatably connected to the support side plate 63, and the bottom of the support side plate 63 is connected to the top of the fixed base 1.

[0070] The surface of the mounting post 61 is connected to a plurality of mounting outer frame shells 64, and a lens 2 is connected to the inner side of the mounting outer frame shell 64.

[0071] In this technical solution, the rotating component 6 can be used to rotate the lens 2, allowing for the replacement of different lenses 2.

[0072] The multiple lenses 2 have different focal lengths.

[0073] In this technical solution, multiple lenses 2 can be used to conduct different lens experiments and compare different parameters.

[0074] The end of the rotating shaft 62 away from the mounting post 61 is connected to a rotating disk 65.

[0075] In this technical solution, the rotating disk 65 facilitates the rotation of the rotating shaft 62 and the mounting column 61, among other structures.

[0076] In use, the rotating disk 65 can rotate the rotating shaft 62, which can drive the mounting column 61 to rotate, and then drive the mounting outer frame 64 to rotate, thereby allowing different lenses 2 to be replaced.

[0077] Both sides of the fixed base 1 are connected to the support housing 7. Each of the two support housings 7 is connected to a moving component 1 8 and a moving component 2 9. The opposite ends of the moving component 1 8 and the moving component 2 9 are respectively connected to the two moving bases 3.

[0078] In this technical solution, the positions of the light source group 4 and the light screen group 5 can be adjusted by using the first movable component 8 and the second movable component 9, respectively.

[0079] The movable component 8 includes a connecting shaft 81, with rotating gears 82 connected to both ends of the connecting shaft 81. The surface of the connecting shaft 81 is rotatably connected through to one side of the fixed base 1 and the supporting housing 7.

[0080] Both ends of the connecting shaft 81 are connected to rotating gears 82, and the rotating gears 82 are located in the inner cavity of the support housing 7.

[0081] The rotating gear 82 is meshed with a movable rack 83 on one side. The movable rack 83 is slidably connected to the side of the support housing 7. One end of the movable rack 83 is connected to one side of the support base 31.

[0082] The other end of the movable rack 83 is connected to a reinforcing strip 84.

[0083] In this technical solution, the position of the light source group 4 can be adjusted using the movable component 8.

[0084] In use, rotating the light source adjustment knob 10 will drive the corresponding rotating gear 82 to rotate, which in turn will drive the connecting shaft 81 to rotate, thereby driving the rotating gear 82 on the other side to rotate.

[0085] When the rotating gears 82 on both sides rotate, they can drive the moving rack 83 to move, which in turn can drive the reinforcing strip 84 to move along the sliding rack 93. At the same time, they can drive the corresponding support 31 to move in the same direction, thereby driving the light source group 4 to move and adjusting the position of the light source group 4.

[0086] The second movable component 9 includes a rotating shaft 91, with adjusting gears 92 connected to both ends of the rotating shaft 91. The surface of the rotating shaft 91 is rotatably connected through to one side of the fixed base 1 and the supporting housing 7.

[0087] Both ends of the rotating shaft 91 are connected to adjusting gears 92, and the adjusting gears 92 are located in the inner cavity of the support housing 7.

[0088] The adjusting gear 92 is meshed with a sliding rack 93 on one side. The sliding rack 93 is slidably connected to the side of the support housing 7. One end of the sliding rack 93 is connected to one side of the support base 31.

[0089] The other end of the sliding rack 93 is connected to a reinforcing strip 94.

[0090] In this technical solution, the position of the light screen group 5 can be adjusted by using the movable component 2 9.

[0091] The rotating gear 82 is connected to a light source adjustment knob 10 on the side away from the connecting shaft 81. The light source adjustment knob 10 is rotatably connected to the side of the support housing 7 away from the fixed base 1.

[0092] In this technical solution, the light source adjustment knob 10 facilitates the rotation of the connecting shaft 81.

[0093] The side of the adjusting gear 92 away from the rotating shaft 91 is connected to the screen adjusting knob 11, and the screen adjusting knob 11 is rotatably connected to the side of the supporting housing 7 away from the fixed base 1.

[0094] In this technical solution, the rotating shaft 91 can be easily rotated by using the light screen adjustment knob 11.

[0095] In use, rotating the light screen adjustment knob 11 will drive the corresponding adjustment gear 92 to rotate, which in turn will drive the rotating shaft 91 to rotate, thereby driving the adjustment gear 92 on the other side to rotate.

[0096] When the adjusting gears 92 on both sides rotate, they can drive the sliding rack 93 to move, which in turn can drive the reinforcing strip 94 to move along the moving rack 83. At the same time, it can drive the corresponding support 31 to move in the same direction, thereby driving the light screen group 5 to move and adjusting the position of the light screen group 5.

[0097] The reinforcing strip 84 has a preset opening, and the sliding rack 93 is slidably connected to the reinforcing strip 84 through the preset opening;

[0098] The second reinforcing strip 94 has a sliding opening, and the movable rack 83 is slidably connected to the second reinforcing strip 94 through the sliding opening.

[0099] In use, the first reinforcing strip 84 limits the movement trajectory of the sliding rack 93, and the second reinforcing strip 94 limits the movement trajectory of the moving rack 83, making the moving bases 3 on both sides more stable when moving.

[0100] Both the movable rack 83 and the sliding rack 93 have scale lines 12 engraved on one side.

[0101] When in use, the positions of the light source group 4 and the screen group 5 can be determined using the scale line 12.

[0102] While specific embodiments of this utility model have been described above, those skilled in the art should understand that these are merely illustrative examples, and the scope of protection of this utility model is defined by the appended claims. Those skilled in the art can make various changes or modifications to these embodiments without departing from the principles and essence of this utility model, but all such changes and modifications fall within the scope of protection of this utility model.

Claims

1. A physics teaching lens experiment apparatus, comprising a fixed base (1), characterized in that, The physics teaching lens experiment apparatus also includes: a lens (2), which is disposed above the fixed base (1); Two movable bases (3) are respectively disposed on both sides of the fixed base (1); The light source group (4) and the screen group (5) are provided. The light source group (4) is connected to the top of one of the movable bases (3), and the screen group (5) is connected to the top of the other movable base (3). The lens (2), the light source group (4) and the screen group (5) are used to complete the lens experiment for physics teaching. Rotating assembly (6), the lens (2) is connected to the top of the fixed base (1) via rotating assembly (6), the rotating assembly (6) is used to adjust and replace the lens (2).

2. The physics teaching lens experiment apparatus as described in claim 1, characterized in that: The movable base (3) includes a support base (31) and movable wheels (32), with two symmetrically distributed movable wheels (32) connected to the bottom of the support base (31).

3. The physics teaching lens experiment apparatus as described in claim 1, characterized in that: The rotating assembly (6) includes a mounting column (61), with a rotating shaft (62) connected to both ends of the mounting column (61). The surface of the rotating shaft (62) is rotatably connected to the support side plate (63), and the bottom of the support side plate (63) is connected to the top of the fixed base (1). The mounting post (61) has multiple mounting outer frames (64) connected to its surface, and a lens (2) is connected to the inner side of the mounting outer frame (64).

4. The physics teaching lens experiment apparatus as described in claim 3, characterized in that: The focal lengths of the multiple lenses (2) are different.

5. The physics teaching lens experiment apparatus as described in claim 3, characterized in that: The rotating shaft (62) is connected to a rotating disk (65) at the end away from the mounting post (61).

6. The physics teaching lens experiment apparatus as described in claim 1, characterized in that: The fixed base (1) is connected to a support shell (7) on both sides. The two support shells (7) are connected to a moving component one (8) and a moving component two (9). The opposite ends of the moving component one (8) and the moving component two (9) are respectively connected to the two moving bases (3).

7. The physics teaching lens experiment apparatus as described in claim 6, characterized in that: The moving component (8) includes a connecting shaft (81), both ends of which are connected to rotating gears (82), and the surface of the connecting shaft (81) is rotatably connected through to one side of the fixed base (1) and the supporting housing (7). Both ends of the connecting shaft (81) are connected to rotating gears (82), and the rotating gears (82) are located in the inner cavity of the support housing (7); The rotating gear (82) is meshed with a movable rack (83) on one side. The movable rack (83) is slidably connected to the side of the support housing (7). One end of the movable rack (83) is connected to the side of the support base (31). The other end of the movable rack (83) is connected to a reinforcing strip (84).

8. The physics teaching lens experiment apparatus as described in claim 6, characterized in that: The second moving component (9) includes a rotating shaft (91), both ends of which are connected to adjusting gears (92). The surface of the rotating shaft (91) is rotatably connected through to one side of the fixed base (1) and the supporting housing (7). Both ends of the rotating shaft (91) are connected to adjusting gears (92), and the adjusting gears (92) are located in the inner cavity of the support housing (7); The adjusting gear (92) is meshed with a sliding rack (93) on one side. The sliding rack (93) is slidably connected to the side of the support housing (7). One end of the sliding rack (93) is connected to the side of the support base (31). The other end of the sliding rack (93) is connected to a reinforcing strip (94).

9. The physics teaching lens experiment apparatus as described in claim 7, characterized in that: The rotating gear (82) is connected to a light source adjustment knob (10) on the side away from the connecting shaft (81), and the light source adjustment knob (10) is rotatably connected to the side of the support housing (7) away from the fixed base (1).

10. The physics teaching lens experiment apparatus as described in claim 8, characterized in that: The adjusting gear (92) is connected to a screen adjusting knob (11) on the side away from the rotating shaft (91), and the screen adjusting knob (11) is rotatably connected to the side of the support housing (7) away from the fixed base (1).

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