Three-dimensional light path teaching aid

Abstract

The utility model relates to the technical field of teaching aids, in particular to a three-dimensional light path teaching aid, which comprises a connecting bottom plate, a support mounting ring is fixed on one side of the top of the connecting bottom plate, a rotating column is rotatably connected in the support mounting ring, grooves are arranged at one end of the rotating column in a circumferential array manner, and laser pens are arranged in the grooves. A first rectangular acrylic box with a round hole in one side is arranged at the top of the connecting bottom plate, sliding rods are symmetrically installed on the inner side wall of the bottom of the first rectangular acrylic box, a sliding seat and a light receiving screen are sequentially and slidably connected to the sliding rods from left to right, and a demonstration lens is in threaded connection to the sliding seat; the inner wall of the first rectangular acrylic box is connected with a movable sprayer, the second rectangular acrylic box is filled with a water source, and the three laser pens can rotate through the rotating column, so that parallel light rays generated by the laser pens are converted into three-dimensional light rays, and students can observe and explore more conveniently; and the light generated by the laser pen is more obvious.

Description

Technical Field

[0001] The utility model relates to a three-dimensional optical path teaching aid, belonging to the technical field of teaching aids. Background Art

[0002] Physics, as a broad subject area, covers the internal laws and principles of things as well as a natural science. Optics is an important branch of physics, which mainly studies the properties of light, the interaction between light and matter, and the propagation laws of light in the medium. In the teaching of light propagation, traditional teaching aids generally use plane light sources to explore its knowledge points. If a three-dimensional optical path is used, it will be more convenient for students to observe and explore, stimulate students' interest in optics, and easily mobilize students in class to focus their attention on the study of light.

[0003] In view of this, a three-dimensional optical path teaching aid is proposed. Utility Model Content

[0004] The purpose of the utility model is to provide a three-dimensional optical path teaching aid in order to solve the above problems. The three laser pens can be rotated by rotating the column so that the parallel light generated by the laser pens is converted into three-dimensional light, which is more convenient for students to observe and explore.

[0005] The utility model achieves the above-mentioned purpose through the following technical scheme: a three-dimensional optical path teaching aid, comprising a connecting base plate, a support and mounting ring is fixed on one side of the top of the connecting base plate, a rotating column is rotatably connected in the supporting and mounting ring, a groove is arranged in a circumferential array on one end of the rotating column, a laser pen is arranged in the groove, a first rectangular acrylic box with a circular hole on one side is arranged on the top of the connecting base plate, sliding rods are symmetrically installed on the inner side wall of the bottom of the first rectangular acrylic box, the sliding rods are symmetrically connected with a sliding seat and a light receiving screen in sequence from left to right, and a demonstration lens is threadedly connected on the sliding seat, a mobile sprayer is connected to the inner wall of the first rectangular acrylic box, an automatic water pumping and releasing integrated component for adjusting the protrusion degree of the water lens is connected to the outer wall of the first rectangular acrylic box, a second rectangular acrylic box with an inclined plate in the middle is arranged on the other side of the top of the connecting base plate, and a water source is filled in the second rectangular acrylic box.

[0006] Furthermore, in order to rotate the rotating column, a rotating motor is connected to the outer side wall of the supporting mounting ring via an L-shaped support, and the output shaft of the rotating motor is connected to the other end of the rotating column.

[0007] Furthermore, in order to limit the laser pen by the positioning screw, the outer wall of the rotating column is threadedly connected with positioning screws for positioning the laser pen in a circumferential array, and one end of the laser pen extends to the interior of the first rectangular acrylic box through the circular hole.

[0008] Furthermore, in order to facilitate the use of the square slide, the mobile sprayer includes a square slide fixedly connected to the inner wall of the first rectangular acrylic box, and an avoidance gap is provided on the light receiving screen.

[0009] Furthermore, in order to facilitate the installation and removal of the sprayer body, one end of the square slide plate is located in the avoidance gap, and a placement box is slidably connected to the square slide bar, and the sprayer body is arranged in the placement box.

[0010] Furthermore, in order to install the mounting plate through the support rod, the automatic water pumping and draining integrated assembly includes a support rod connected to the outer wall of the first rectangular acrylic box, and a mounting plate with a groove on the side is installed on one end of the support rod.

[0011] Furthermore, in order to rotate the driving screw, a driving motor is connected to the top of the mounting plate, a driving screw is connected to the output shaft of the driving motor, the driving screw is threadedly connected to the driving plate, and a threaded driving sleeve is threadedly connected to the driving plate.

[0012] Furthermore, in order to drive the stud to move by the threaded drive sleeve, a positioning ring is fixed on the outer wall of the mounting plate, a syringe for connecting to the water lens is arranged inside the positioning ring, a fixing screw is connected to the outer wall of the positioning ring, a stud is arranged on the top of the syringe, and one end of the threaded drive sleeve is screwed onto the stud.

[0013] Technical effects and advantages of the utility model:

[0014] The utility model is provided with a rotating column, a laser pen, an automatic water pumping and discharging integrated component and a mobile sprayer. When light is displayed through a first rectangular acrylic box, the rotating column can drive the three laser pens to rotate, so that the parallel light generated by the laser pen is converted into three-dimensional light, which is more convenient for students to observe and explore, and stimulates students' interest in optics. When the user can demonstrate through the water demonstration lens, the automatic water pumping and discharging integrated component can add water or pump water into the water demonstration lens to achieve the effect of adjusting the focal length without manual operation. The mobile sprayer can make the light generated by the laser pen more obvious, which is convenient for students to observe. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the top view of the structure of the first rectangular acrylic box in the utility model;

[0017] Figure 3This is a schematic diagram of the installation structure of the laser pen in the utility model;

[0018] Figure 4 It is a schematic diagram of the explosion structure of the lens and the slide seat in the utility model;

[0019] Figure 5 This is a schematic diagram of the structure of the automatic water pumping and discharging integrated component of the utility model;

[0020] Figure 6 This is a schematic diagram of the structure of the mobile sprayer in the utility model;

[0021] Figure 7 It is a schematic diagram of the explosion structure of the syringe and the positioning ring in the utility model;

[0022] In the figure: 1. connecting base plate; 2. supporting mounting ring; 3. rotating column; 4. laser pen; 5. first rectangular acrylic box; 6. sliding rod; 7. sliding seat; 8. light receiving screen; 9. demonstration lens; 10. mobile sprayer; 1001. square slide plate; 1002. placement box; 1003. sprayer body; 11. automatic water pumping and discharge integrated assembly; 1101. supporting rod; 1102. mounting plate; 1103. driving motor; 1104. driving screw rod; 1105. driving plate; 1106. threaded driving sleeve; 1107. positioning ring; 1108. syringe; 1109. fixing screw rod; 1110. stud; 12. second rectangular acrylic box; 13. water source; 14. L-shaped support; 15. rotating motor; 16. positioning screw rod. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-Figure 7As shown, a three-dimensional optical path teaching aid comprises a connecting base plate 1, a supporting mounting ring 2 is fixed on one side of the top of the connecting base plate 1, a rotating column 3 is rotatably connected in the supporting mounting ring 2, grooves are arranged in a circumferential array on one end of the rotating column 3, a laser pen 4 is arranged in the groove, a first rectangular acrylic box 5 with a circular hole on one side is arranged on the top of the connecting base plate 1, sliding rods 6 are symmetrically installed on the inner side wall of the bottom of the first rectangular acrylic box 5, and the sliding rods 6 are slidably connected to a sliding seat 7 and a light receiving screen 8 from left to right in sequence, and the light receiving screen 8 can be moved in the first rectangular acrylic box through the sliding rods 6. The first rectangular acrylic box 5 slides left and right, and a demonstration lens 9 is threadedly connected to the slide seat 7. The demonstration lens 9 can also slide left and right on the slide rod 6 through the slide seat 7. A mobile sprayer 10 is connected to the inner wall of the first rectangular acrylic box 5. An automatic water pumping and discharging integrated component 11 for adjusting the protrusion degree of the water lens is connected to the outer wall of the first rectangular acrylic box 5. A second rectangular acrylic box 12 with an inclined plate in the middle is arranged on the other side of the top of the base plate 1. A water source 13 is filled in the second rectangular acrylic box 12, and the water source 13 facilitates the second rectangular acrylic box 12 to perform refraction demonstration.

[0025] A rotating motor 15 is connected to the outer side wall of the support mounting ring 2 via an L-shaped support 14, the output shaft of the rotating motor 15 is connected to the other end of the rotating column 3, and a positioning screw 16 for positioning the laser pen 4 is threadedly connected in a circumferential array on the outer side wall of the rotating column 3. One end of the laser pen 4 extends to the interior of the first rectangular acrylic box 5 through a circular hole. The rotating motor 15 can drive the rotating column 3 and the laser pen 4 to rotate, and the positioning screw 16 can position the laser pen 4 on the rotating column 3.

[0026] The mobile sprayer 10 includes a square slide 1001 fixedly connected to the inner wall of the first rectangular acrylic box 5, an avoidance gap is provided on the light receiving screen 8, one end of the square slide 1001 is located in the avoidance gap, a placement box 1002 is slidably connected to the square slide 1001, and a sprayer body 1003 is provided in the placement box 1002. After the sprayer body 1003 is working, spray can be generated. Through the spray, the light emitted by the laser pen 4 can be more obvious, so that students can watch it easily. The sprayer body 1003 is directly placed in the placement box 1002, which is convenient to take out and install. In addition, the sprayer body 1003 can be slid left and right through the placement box 1002 to adjust its position.

[0027] The automatic water pumping and discharging integrated component 11 includes a support rod 1101 connected to the outer wall of the first rectangular acrylic box 5, a mounting plate 1102 with a groove on the side is installed on one end of the support rod 1101, a driving motor 1103 is connected to the top of the mounting plate 1102, a driving screw 1104 is connected to the output shaft of the driving motor 1103, the driving screw 1104 is threadedly connected to a driving plate 1105, a threaded driving sleeve 1106 is threadedly connected to the driving plate 1105, a positioning ring 1107 is fixed to the outer wall of the mounting plate 1102, a syringe 1108 for connecting to a water lens is arranged in the positioning ring 1107, a fixing screw 1109 is connected to the outer wall of the positioning ring 1107, a stud 1110 is arranged on the top of the syringe 1108, and one end of the threaded driving sleeve 1106 Screwed onto the stud 1110, when the syringe 1108 is installed, the user can insert the syringe 1108 from the bottom of the positioning ring 1107, and then the user can position the syringe 1108 through the fixing screw 1109, and then the user can spirally lower the threaded drive sleeve 1106 until it is threadedly connected to the stud 1110 on the piston rod of the syringe 1108, and then the user can connect the hose at one end of the syringe 1108 to the water lens. After the connection is completed, the user can drive the drive motor 1103 to drive the drive screw 1104 to rotate, thereby driving the position of the drive plate 1105 and the threaded drive sleeve 1106, and then driving the stud 1110 and the piston rod on the syringe 1108 to move. After the piston rod is moved, water can be added or pumped into the water lens to adjust the focal length of the water lens.

[0028] When the utility model is used, when performing light demonstration through the first rectangular acrylic box 5, the user can first operate the three laser pens 4. After the three laser pens 4 operate, the light generated can be presented on the light receiving screen 8 through the demonstration lens 9. When the user operates the rotating motor 15, the rotating column 3 and the three laser pens 4 can be driven to rotate, so that the parallel light generated by the laser pens 4 is converted into three-dimensional light, which is more convenient for students to observe and explore, and stimulates students' interest in optics. When the demonstration lens 9 is a convex lens, the convergence effect of light can be demonstrated, and when the demonstration lens 9 is a concave lens, the divergence effect of light can be demonstrated. If a water lens demonstration is required, the user can rotate and unscrew the demonstration lens 9 from the slide seat 7. Since the demonstration lens 9 is on the slide seat 7, the demonstration lens 9 can be rotated and unscrewed. The mirror 9 is connected to the slide 7 by a thread, so that the slide 7 can be easily connected to other demonstration lenses 9. When the water lens is threadedly connected to the slide 7, the user can connect the automatic water pumping and discharging integrated component 11 to the water lens. The automatic water pumping and discharging integrated component 11 can add water or pump water into the water lens to achieve the effect of adjusting the focal length without manual operation. In addition, when performing light demonstration, the mobile sprayer 10 can make the light generated by the laser pen 4 more obvious, which is convenient for students to observe. When performing a refraction demonstration, the user can remove the first rectangular acrylic box 5, and then place the second rectangular acrylic box 12 on one side of the laser pen 4. The refraction demonstration can be performed through the laser pen 4, the second rectangular acrylic box 12 and the water source 13.

[0029] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0030] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A three-dimensional optical path teaching aid, comprising a connecting base plate (1), characterized in that: A support mounting ring (2) is fixed on one side of the top of the connecting base plate (1), a rotating column (3) is rotatably connected inside the support mounting ring (2), one end of the rotating column (3) is provided with grooves in a circumferential array, a laser pen (4) is provided in the groove, a first rectangular acrylic box (5) with a circular hole on one side is provided on the top of the connecting base plate (1), sliding rods (6) are symmetrically installed on the inner side wall of the bottom of the first rectangular acrylic box (5), and the sliding rods (6) are slidably connected to the sliding rods (6) from left to right in sequence. The invention relates to a sliding seat (7) and a light receiving screen (8), and a demonstration lens (9) is threadedly connected to the sliding seat (7), a mobile sprayer (10) is connected to the inner wall of the first rectangular acrylic box (5), an automatic water pumping and discharging integrated component (11) for adjusting the protrusion degree of the water lens is connected to the outer wall of the first rectangular acrylic box (5), and a second rectangular acrylic box (12) with an inclined plate in the middle is arranged on the other side of the top of the connecting bottom plate (1), and a water source (13) is filled in the second rectangular acrylic box (12).

2. The three-dimensional optical path teaching aid according to claim 1, characterized in that: A rotating motor (15) is connected to the outer side wall of the supporting mounting ring (2) via an L-shaped support (14), and an output shaft of the rotating motor (15) is connected to the other end of the rotating column (3).

3. The three-dimensional optical path teaching aid according to claim 1, characterized in that: Positioning screws (16) for positioning the laser pen (4) are threadedly connected in a circumferential array on the outer side wall of the rotating column (3); one end of the laser pen (4) extends through the circular hole to the interior of the first rectangular acrylic box (5).

4. The three-dimensional optical path teaching aid according to claim 1, characterized in that: The mobile sprayer (10) comprises a square slide plate (1001) fixedly connected to the inner wall of the first rectangular acrylic box (5), and an avoidance notch is provided on the light receiving screen (8).

5. The three-dimensional optical path teaching aid according to claim 4, characterized in that: One end of the square slide plate (1001) is located in the avoidance gap, and a placement box (1002) is slidably connected to the square slide plate (1001), and a sprayer body (1003) is arranged in the placement box (1002).

6. The three-dimensional optical path teaching aid according to claim 1, characterized in that: The automatic integrated water pumping and draining assembly (11) comprises a support rod (1101) connected to the outer wall of the first rectangular acrylic box (5), and a mounting plate (1102) having a groove on the side surface is mounted on one end of the support rod (1101).

7. The three-dimensional optical path teaching aid according to claim 6, characterized in that: The top of the mounting plate (1102) is connected to a driving motor (1103), the output shaft of the driving motor (1103) is connected to a driving screw (1104), the driving screw (1104) is threadedly connected to a driving plate (1105), and the driving plate (1105) is threadedly connected to a threaded driving sleeve (1106).

8. The three-dimensional optical path teaching aid according to claim 7, characterized in that: A positioning ring (1107) is fixed on the outer wall of the mounting plate (1102), a syringe (1108) for connecting to the water lens is arranged inside the positioning ring (1107), a fixing screw (1109) is connected to the outer wall of the positioning ring (1107), a stud (1110) is arranged on the top of the syringe (1108), and one end of the threaded drive sleeve (1106) is screwed onto the stud (1110).

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