Physics teaching aid for physics class

Abstract

The invention relates to the technical field of physics teaching aids, in particular to a physics teaching aid for physics class, which comprises a teaching aid device base, the top of the teaching aid device base is fixedly connected with a fixed plate, one side of the fixed plate is provided with a moving rod, one side of the moving rod is fixedly connected with a supporting plate, and the bottom of the supporting plate is provided with a moving assembly. The moving assembly comprises a rotating motor. According to the physics teaching aid for physics class, a small ball rolls onto a placing round sleeve from a placing assembly, then a rotating motor is started to drive a rotating wheel and a first rotating rod to rotate so that a second rotating rod can move, and a concave plate is limited in a sliding groove; a second rotating rod drives a second cylinder and a connecting plate to move to drive a concave plate to slide back and forth on a sliding groove, small balls on the two sides of the concave plate fall at the same time, the falling speed of the small balls with different masses is effectively observed, the interest of students is improved, the free falling phenomenon is displayed more visually, the accuracy is more accurate, and practicability is achieved.

Description

Technical Field

[0001] The invention relates to the technical field of physics teaching aids, in particular to a physics teaching aid for physics classes. Background Art

[0002] Physics teaching aids are teaching tools used in the process of physics teaching to help students better understand physical concepts, laws, phenomena, etc. For complex physical laws, teaching aids can help students better understand their essence. Some simple physics teaching aids allow students to operate them personally. For example, when learning simple machines, let students use pulleys to lift heavy objects. By changing the way the rope is wound and the number of pulleys, etc., they can feel the changes in the size and direction of the force in different situations, so that students can participate more deeply in the learning process rather than passively accepting knowledge.

[0003] In the existing physics teaching, in the free fall experiment, the teacher usually manually drops a small ball from a high place. However, this operation is rather boring and students cannot understand it intuitively. The teaching quality cannot be improved and students' interest cannot be aroused. Therefore, a physical teaching aid is needed for physics class. Summary of the invention

[0004] The purpose of the present invention is to provide a physical teaching aid for physics class, so as to solve the problems proposed in the above background technology that the operation is relatively boring, students cannot understand it intuitively, the teaching quality cannot be improved, and the students' interest cannot be stimulated. In order to achieve the above purpose, the present invention provides the following technical solutions: a physical teaching aid for physics class, including a teaching aid device base, the top of the teaching aid device base is fixedly connected to a fixed plate, one side of the fixed plate is provided with a moving rod, one side of the moving rod is fixedly connected to a support plate, the bottom of the support plate is provided with a moving assembly, the moving assembly includes a rotating motor, the rotating motor is fixedly connected to the top of the support plate, the transmission end of the rotating motor is fixedly connected to a rotating wheel, the side surface of the rotating wheel is fixedly connected to a sleeve, the side surface of the sleeve is fixedly connected to a rotating rod 1, the bottom of the rotating rod is fixedly connected to a cylinder 1, the side surface of the cylinder 1 is movably connected to a rotating rod 2, and the other end of the rotating rod 2 is fixedly connected to a cylinder 2, The top of the second cylinder is fixedly connected with a connecting plate, and the top of the connecting plate is fixedly connected with a concave plate. The bottom of the support plate is provided with a groove, and the inner wall of the groove is provided with a slide groove, and the slide groove is slidably connected to the concave plate. The setting of the moving component is to roll the ball from the placement component to the placement circular sleeve, and then start the rotating motor to drive the rotating wheel and the rotating rod one to rotate so that the rotating rod two moves, and the concave plate is limited in the slide groove, and the rotating rod two drives the second cylinder and the connecting plate to move and drive the concave plate to slide back and forth on the slide groove, so that the balls on both sides fall at the same time, and the falling speed of balls of different masses is effectively observed, so that students' interest is enhanced, and the phenomenon of free fall is more intuitively demonstrated with higher accuracy and practicality.

[0005] Further preferably, a control button is fixedly connected to one side of the fixed plate, and a scale line is fixedly connected to one side of the fixed plate, and the scale line is used to adjust the distance of the falling ball to measure data falling at different heights.

[0006] Further preferably, a vertical plate is fixedly connected to the top of the base of the teaching aid device, and an adjustment component is arranged on one side of the vertical plate, wherein the adjustment component comprises a rotating motor, a transmission end of the rotating motor is fixedly connected to a bevel gear 1, and the other side of the bevel gear 1 is fixedly connected to a rotating rod, and the side surface of the bevel gear 1 is meshingly connected to a bevel gear 2, a positioning block is fixedly connected to the top of the fixed plate, a round block is fixedly connected to the top of the positioning block, and a rotating column is movably connected to the inside of the round block, and the rotating column is fixedly connected to the bevel gear 2, and a position groove is provided on one side of the fixed plate, a threaded rod is fixedly connected to the top of the rotating column, and a moving block is movably connected to the side surface of the threaded rod, and the moving block is fixedly connected to the moving rod, and the setting of the adjustment component, by starting the rotating motor to rotate the bevel gear 1 to rotate, the bevel gear 2 and the rotating column are rotated to rotate the threaded rod on the top of the bevel gear to rotate and control the moving block to adjust the height up and down, and effectively cooperate with the moving component to work, so that the speed of the free fall of balls at different heights can be better displayed in the gravity acceleration experiment, which is more accurate, convenient and flexible, and improves the teaching quality.

[0007] Further preferably, a placing component is provided on the top of the support plate, and the placing component includes a special-shaped block, the special-shaped block is fixedly connected to the top of the support plate, the top of the special-shaped block is provided with an inclined groove, the top of the special-shaped block is fixedly connected with a protrusion, the top of the protrusion is fixedly connected with a spring, the top of the protrusion is fixedly connected with a telescopic rod, the top of the telescopic rod is fixedly connected with a lower pressing block, one side of the lower pressing block is provided with a movable groove, and one side of the lower pressing block is provided with an interlocking groove. The setting of the placing component is to place multiple small balls into the special-shaped block and press the lower pressing block when starting the test, so that the spring is squeezed and the lower pressing block moves downward through the movable groove, so that the small ball blocked by it slides onto the placing circular sleeve through the interlocking groove, effectively saving the trouble of manual placement by manpower, so that it can place multiple groups of small balls for testing, improve the overall storage and functionality, and better improve the comprehensiveness of the teaching aids.

[0008] Further preferably, a circular placement sleeve is fixedly connected to the top of the support plate, a protective plate is fixedly connected to the top of the teaching device base, and a protective pad is fixedly connected to the bottom of the protective plate. The protective pad and the protective plate effectively protect the ball from bouncing out when it falls to the ground.

[0009] Further preferably, a support foot is fixedly connected to the bottom of the teaching aid device base, and an anti-slip pad is fixedly connected to the bottom of the support foot.

[0010] Compared with the prior art, the present invention has the following beneficial effects: (1) In the present invention, the setting of the moving component is to roll the ball from the placement component to the placement sleeve, and then start the rotating motor to drive the rotating wheel and the rotating rod 1 to rotate so that the rotating rod 2 moves, the concave plate is limited in the slide slot, and the rotating rod 2 drives the cylinder 2 and the connecting plate to move and drive the concave plate to slide back and forth on the slide slot, so that the balls on both sides fall at the same time, effectively observing the falling speed of balls of different masses, so that the students' interest is improved, and the phenomenon of free fall is more intuitively demonstrated, with higher accuracy and practicality. (2) In the present invention, the setting of the adjusting component is to start the rotating motor to rotate the bevel gear 1 to rotate and drive the bevel gear 2 and the rotating column to rotate so that the threaded rod on the top rotates to control the moving block to adjust the height up and down, effectively cooperating with the moving component to work, so that the speed of free fall of balls of different heights can be better demonstrated in the gravity acceleration experiment more accurately, conveniently and flexibly, and the teaching quality is improved. (3) In the present invention, the placement component is arranged by placing a plurality of small balls into the special-shaped block and pressing the pressing block at the beginning of the test, so that the pressing block with the squeeze spring moves downward through the movable groove, so that the blocked small balls slide through the fitting groove to the placement circular sleeve, which effectively saves the trouble of manual placement and enables the placement of multiple groups of small balls for testing, thereby improving the overall storage capacity and functionality, and better improving the comprehensiveness of the teaching aids. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 The three-dimensional structure of the present invention is shown in FIG. Figure 1 ; Figure 2 This is a schematic diagram of the structure of the mobile assembly of the present invention; Figure 3 The three-dimensional structure of the present invention is shown in FIG. Figure 2 ; Figure 4 This is a schematic diagram of the structure of the regulating component of the present invention; Figure 5 The three-dimensional structure of the present invention is shown in FIG. Figure 3 ; Figure 6 It is a schematic diagram of the structure of the components placed in the present invention; In the figure: 1, teaching aid device base; 2, fixing plate; 3, moving rod; 4, supporting plate; 5, moving assembly; 6, control button; 7, scale line; 8, vertical plate; 9, adjustment assembly; 10, placement assembly; 11, placement sleeve; 12, protection plate; 13, protection pad; 14, supporting foot; 15, anti-skid pad; 501, rotating motor; 502, rotating wheel; 503, sleeve; 504, rotating rod 1; 505, cylinder 1; 506, rotating rod 2; 507, cylinder 2; 508, connecting plate; 509, concave plate; 510, groove; 511, slide; 901, rotating motor; 902, bevel gear one; 903, rotating rod; 904, bevel gear two; 905, positioning block; 906, round block; 907, rotating column; 908, position slot; 909, threaded rod; 910, moving block; 1001, special-shaped block; 1002, bevel slot; 1003, convex block; 1004, spring; 1005, telescopic rod; 1006, pressing block; 1007, movable slot; 1008, fitting slot. DETAILED DESCRIPTION

[0012] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technical personnel in this field without creative work are within the scope of protection of the present invention.

[0013] See also Figure 1 - Figure 6The present invention provides a technical solution for a physics teaching aid for physics class, comprising a teaching aid device base 1, a fixed plate 2 is fixedly connected to the top of the teaching aid device base 1, a moving rod 3 is arranged on one side of the fixed plate 2, a support plate 4 is fixedly connected to one side of the moving rod 3, a moving component 5 is arranged on the bottom of the support plate 4, and the moving component 5 comprises a rotating motor 501, the rotating motor 501 is fixedly connected to the top of the support plate 4, a rotating wheel 502 is fixedly connected to the driving end of the rotating motor 501, a sleeve 503 is fixedly connected to the side surface of the rotating wheel 502, a rotating rod 504 is fixedly connected to the side surface of the sleeve 503, a rotating rod 1 504 is fixedly connected to the bottom of the rotating rod 1 504, a cylinder 1 505 is fixedly connected to the side surface of the cylinder 1 505, and a rotating rod 2 506 is movably connected to the side surface of the cylinder 1 505 The other end of the rotating rod 506 is fixedly connected to the cylinder 507, the top of the cylinder 507 is fixedly connected to the connecting plate 508, the top of the connecting plate 508 is fixedly connected to the concave plate 509, the bottom of the support plate 4 is provided with a groove 510, the inner wall of the groove 510 is provided with a slide groove 511, the slide groove 511 is slidably connected with the concave plate 509, by rolling the ball from the placement component 10 to the placement circular sleeve 11, and then starting the rotating motor 501 to drive the rotating wheel 502 and the rotating rod 1 504 to rotate so that the rotating rod 506 moves, the concave plate 509 is limited in the slide groove 511, and the rotating rod 506 drives the cylinder 507 and the connecting plate 508 to move, driving the concave plate 509 to slide back and forth on the slide groove 511.

[0014] In this embodiment, Figure 1 , Figure 3 and Figure 5 As shown, a control button 6 is fixedly connected to one side of the fixed plate 2, and a scale line 7 is fixedly connected to one side of the fixed plate 2. The scale line 7 is used to adjust the distance of the falling ball so that the data falling at different heights can be measured.

[0015] In this embodiment, Figure 1 , Figure 3 and Figure 4As shown, the top of the teaching aid device base 1 is fixedly connected with a vertical plate 8, and an adjustment component 9 is arranged on one side of the vertical plate 8. The adjustment component 9 includes a rotating motor 901, a transmission end of the rotating motor 901 is fixedly connected with a bevel gear 1 902, and the other side of the bevel gear 1 902 is fixedly connected with a rotating rod 903, and the side surface of the bevel gear 1 902 is meshedly connected with a bevel gear 2 904, and the top of the fixed plate 2 is fixedly connected with a positioning block 905, and the top of the positioning block 905 is fixedly connected with a round block 906, and the inside of the round block 906 is movably connected with a rotating column 907, and the rotating The column 907 is fixedly connected to the bevel gear 2 904, a position groove 908 is opened on one side of the fixed plate 2, a threaded rod 909 is fixedly connected to the top of the rotating column 907, and a moving block 910 is movably connected to the side surface of the threaded rod 909, and the moving block 910 is fixedly connected to the moving rod 3. By starting the rotating motor 901 to rotate the bevel gear 1 902, the bevel gear 2 904 and the rotating column 907 are driven to rotate, so that the threaded rod 909 on the top is rotated to control the moving block 910 to adjust the up and down height, thereby effectively cooperating with the moving component 5 to work.

[0016] In this embodiment, Figure 1 , Figure 3 and Figure 6 As shown, a placement component 10 is provided on the top of the support plate 4, and the placement component 10 includes a special-shaped block 1001, the special-shaped block 1001 is fixedly connected to the top of the support plate 4, an inclined groove 1002 is provided on the top of the special-shaped block 1001, a protrusion 1003 is fixedly connected to the top of the protrusion 1003, a spring 1004 is fixedly connected to the top of the protrusion 1003, a telescopic rod 1005 is fixedly connected to the top of the telescopic rod 1005, and a spring 1004 is fixedly connected to the top of the protrusion 1003. A pressing block 1006 is fixedly connected to the part, a movable groove 1007 is opened on one side of the pressing block 1006, and an interlocking groove 1008 is opened on one side of the pressing block 1006. By placing multiple small balls into the special-shaped block 1001 and pressing the pressing block 1006 at the beginning of the test, the spring 1004 is squeezed and the pressing block 1006 moves downward through the movable groove 1007, so that the blocked small balls slide through the interlocking groove 1008 and fall onto the placement circular sleeve 11.

[0017] In this embodiment, Figure 1 , Figure 3 and Figure 5 As shown, a circular sleeve 11 is fixedly connected to the top of the support plate 4, a protective plate 12 is fixedly connected to the top of the teaching device base 1, and a protective pad 13 is fixedly connected to the bottom of the protective plate 12. The protective pad 13 and the protective plate 12 well protect the ball from bouncing out when it falls to the ground.

[0018] In this embodiment, Figure 1 , Figure 3 and Figure 5As shown, a support foot 14 is fixedly connected to the bottom of the teaching aid device base 1, and an anti-slip pad 15 is fixedly connected to the bottom of the support foot 14.

[0019] The use method and advantages of the present invention: The physical teaching aid for physics class, when used, has the following working process: Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6 As shown, by starting the rotating motor 901 to rotate the bevel gear 1 902 to rotate, drive the bevel gear 2 904 and the rotating column 907 to rotate, so that the threaded rod 909 on the top is rotated to control the moving block 910 to adjust the up and down height, effectively cooperating with the moving component 5 to work, and then by placing a plurality of small balls into the special-shaped block 1001, pressing the pressing block 1006 at the beginning of the test, so that the squeezing spring 1004 and the pressing block 1006 move downward through the movable groove 1007, so that the blocked small ball slides through the fitting groove 1008 to the placement circular sleeve 11, and then the small ball rolls from the placement component 10 to the placement circular sleeve 11, and then the rotating motor 501 is started to drive the rotating wheel 502 and the rotating rod 1 504 to rotate so that the rotating rod 2 506 moves, and the concave plate 509 is limited in the slide groove 511, and the rotating rod 2 506 drives the cylinder 2 507 and the connecting plate 508 to move and drives the concave plate 509 to slide back and forth on the slide groove 511.

[0020] The above shows and describes the basic principles, main features and advantages of the present invention. Technical personnel in this industry should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are only preferred examples of the present invention and are not used to limit the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, which fall within the scope of the present invention to be protected. The scope of protection of the present invention is defined by the attached claims and their equivalents.

Claims

1. A physics teaching aid for physics class, comprising a teaching aid device base (1), characterized in that: The top of the teaching aid device base (1) is fixedly connected to a fixed plate (2), one side of the fixed plate (2) is provided with a moving rod (3), one side of the moving rod (3) is fixedly connected to a support plate (4), the bottom of the support plate (4) is provided with a moving assembly (5), the moving assembly (5) comprises a rotating motor (501), the rotating motor (501) is fixedly connected to the top of the support plate (4), the driving end of the rotating motor (501) is fixedly connected to a rotating wheel (502), the side surface of the rotating wheel (502) is fixedly connected to a sleeve (503), the side surface of the sleeve (503) is fixedly connected to a rotating Rod one (504), the bottom of the rotating rod one (504) is fixedly connected to cylinder one (505), the side surface of the cylinder one (505) is movably connected to rotating rod two (506), the other end of the rotating rod two (506) is fixedly connected to cylinder two (507), the top of the cylinder two (507) is fixedly connected to a connecting plate (508), the top of the connecting plate (508) is fixedly connected to a concave plate (509), the bottom of the support plate (4) is provided with a groove (510), the inner wall of the groove (510) is provided with a slide groove (511), and the slide groove (511) is slidably connected to the concave plate (509).

2. A physics teaching aid for physics class according to claim 1, characterized in that: A control button (6) is fixedly connected to one side of the fixing plate (2), and a scale line (7) is fixedly connected to one side of the fixing plate (2).

3. A physics teaching aid for physics class according to claim 1, characterized in that: The top of the teaching aid device base (1) is fixedly connected to a vertical plate (8), one side of the vertical plate (8) is provided with an adjustment assembly (9), the adjustment assembly (9) comprises a rotating motor (901), the transmission end of the rotating motor (901) is fixedly connected to a bevel gear 1 (902), the other side of the bevel gear 1 (902) is fixedly connected to a rotating rod (903), the side surface of the bevel gear 1 (902) is meshingly connected to a bevel gear 2 (904), the top of the fixed plate (2) is fixedly connected to a positioning block (905), and the top of the positioning block (905) is fixedly connected to a round block (906).

4. A physics teaching aid for physics class according to claim 3, characterized in that: The circular block (906) is internally movably connected to a rotating column (907), the rotating column (907) is fixedly connected to the second bevel gear (904), a position slot (908) is provided on one side of the fixed plate (2), the top of the rotating column (907) is fixedly connected to a threaded rod (909), the side surface of the threaded rod (909) is movably connected to a moving block (910), and the moving block (910) is fixedly connected to the moving rod (3).

5. A physics teaching aid for physics class according to claim 1, characterized in that: A placement component (10) is arranged on the top of the support plate (4), and the placement component (10) comprises a special-shaped block (1001), the special-shaped block (1001) is fixedly connected to the top of the support plate (4), an inclined groove (1002) is provided on the top of the special-shaped block (1001), and a protrusion (1003) is fixedly connected to the top of the special-shaped block (1001).

6. A physics teaching aid for physics class according to claim 5, characterized in that: The top of the protrusion (1003) is fixedly connected to a spring (1004), the top of the protrusion (1003) is fixedly connected to a telescopic rod (1005), the top of the telescopic rod (1005) is fixedly connected to a pressing block (1006), one side of the pressing block (1006) is provided with a movable groove (1007), and one side of the pressing block (1006) is provided with an engaging groove (1008).

7. A physics teaching aid for physics class according to claim 1, characterized in that: A placement sleeve (11) is fixedly connected to the top of the support plate (4), a protective plate (12) is fixedly connected to the top of the teaching device base (1), and a protective pad (13) is fixedly connected to the bottom of the protective plate (12).

8. A physics teaching aid for physics class according to claim 1, characterized in that: A support foot (14) is fixedly connected to the bottom of the teaching aid device base (1), and an anti-slip pad (15) is fixedly connected to the bottom of the support foot (14).

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