Light source frame for physical experiment

Abstract

The utility model discloses a light source frame for physical experiments, which relates to the technical field of physical experiments and comprises two vertical frames, and two guide rods are fixedly connected between the two vertical frames. After the imaging optical screen, the lens and the light source body are adjusted to proper positions, the telescopic end of the electric telescopic rod pushes the gas box to move downwards through the controller, the gas box drives the suction cup to move downwards, the bottom end of the suction cup makes contact with the top of the bottom plate, then the pump is started, gas in the gas box and the suction cup is pumped out, and the light source body is started. And then the gas is exhausted into the external environment through the other end of the pump machine, so that suction force is generated in the suction cup, the positions of the suction cup, the gas tank, the mounting base, the imaging light screen, the lens and the light source body are fixed, and the situation that the positions of the imaging light screen, the lens and the light source body move during a physical experiment, and the physical experiment is influenced is prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to physical experiment technical field, concretely is a light source frame for physical experiment. BACKGROUND

[0002] Optics is a main branch in physics, and the learning of optics is very important for students, and it is about the physics of light that needs to be taught through experiments, and in the process of physics teaching, more experimental apparatuses need to be used, and the part related to optics needs to use the optical physics experiment frame, and the teaching is explained during the optical experiment process, so that students can more easily understand the principle of optics. According to the optical physics experiment frame of application No. CN221008450U, it can be more accurate when adjusting the distance, by setting the U-shaped slider, and setting the fixed column on the inner upper end of the U-shaped slider, by reducing the height of the fixed column, when the object is placed in the clamping groove, the distance between the object and the scale is close, and the distance or the distance between the two U-shaped sliders is convenient to observe and adjust during movement, and the error can be reduced during adjustment, at the same time, by the structure of the threaded rod and the nut, the height of the light source can be adjusted, at the same time, the light source can be conveniently disassembled and replaced. However, in use, the positions of the imaging light screen, the lens and the light source cannot be fixed, which leads to the fact that the positions of the imaging light screen, the lens and the light source are prone to moving during the physical experiment, thereby affecting the physical experiment. SUMMARY

[0003] In view of the defects of the prior art, the utility model provides a light source frame for physical experiment, which solves the problems in the background art.

[0004] In order to achieve the above purpose, the utility model realizes the following technical scheme: a light source frame for physical experiment, including stand, the number of the stand is set to two, two The two guide rods are fixedly connected between the stands, the bottom between the two stands is fixedly connected with a bottom plate, the top of the bottom plate is placed with three mounting seats, the two sides of the mounting seat are fixedly connected with guide blocks, the inside of the guide block is slidably connected with the guide rod, the two sides of the mounting seat are fixedly connected with an electric telescopic rod, the bottom of the mounting seat is placed with a gas tank, the telescopic end of the two electric telescopic rods is fixedly connected with the top end of the gas tank, the bottom of the gas tank is fixedly connected with a plurality of suction cups, the inside of the suction cup is communicated with the inside of the gas tank, one side of the gas tank is fixedly connected with a pump, one side of the gas tank and located The left side of the pump is fixedly connected with a switch valve, the scale is fixedly connected between the two stands and located in front of the mounting seat.

[0005] Preferably, one end of the pump and the switch valve extends into the gas tank.

[0006] Preferably, one side of the mounting seat is fixedly connected with a battery box, one end of the battery box extends to the outside of the bottom plate, and the surface of the battery box is fixedly connected with a controller.

[0007] Preferably, the top of one of the mounting seats is provided with an imaging light screen, the top of another of the mounting seats is provided with a lens, and the top of the remaining one of the mounting seats is provided with a light source body.

[0008] Preferably, the top of one of the mounting seats is provided with an imaging light screen, the top of another of the mounting seats is provided with a lens, and the top of the remaining one of the mounting seats is provided with a light source body.

[0009] Preferably, the top of one of the mounting seats is provided with an imaging light screen, the top of another of the mounting seats is provided with a lens, and the top of the remaining one of the mounting seats is provided with a light source body.

[0010] The utility model provides a light source frame for physical experiment has the following beneficial effects:

[0011] 1. The light source frame for physical experiment, through setting up mounting seat, air tank and sucking disc, after adjusting imaging light screen, lens and light source body to proper position, through controller, make the telescopic end of electric telescopic rod push air tank to go down, make air tank drive sucking disc to go down, make the bottom of sucking disc and the top of bottom plate contact, then pump machine starts, extracts the gas in air tank and sucking disc, then discharges the gas to outside environment through the other end of pump machine, makes the suction in sucking disc, fixes the position of sucking disc, air tank and mounting seat and imaging light screen, lens and light source body, prevents the position of imaging light screen, lens and light source body from moving when carrying out physical experiment, influences the progress of physical experiment.

[0012] 2. The light source frame for physical experiment, through setting up mounting seat, plug and screw, can place imaging light screen, lens and light source body on the top of mounting seat, make plug insert into slot, then the end of screw is screwed into plug, and the position of imaging light screen, lens and light source body is fixed, so that imaging light screen, lens and light source body are used for physical experiment. ACCURACY OF DRAWINGS

[0013] Fig. 1 It is the whole structure schematic diagram of the utility model;

[0014] Fig. 2 It is the rear view structure schematic diagram of the utility model;

[0015] Fig. 3 It is the inside section structure schematic diagram of the mounting seat of the utility model.

[0016] In the figure: 1, stand; 2, bottom plate; 3, mounting seat; 4, slot; 5, plug; 6, screw groove; 7, screw; 8, imaging light screen; 9, lens; 10, light source body; 11, scale; 12, electric telescopic rod; 13, air tank; 14, pump; 15, on-off valve; 16, suction cup; 17, battery box; 18, controller; 19, guide rod; 20, guide block. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0018] Embodiment one

[0019] Please refer to Figs. 1-3 The utility model provides a kind of technical scheme: a light source frame for physical experiment, including stand 1, the quantity of stand 1 is set to two, two stand 1 between fixedly connected with two guide rods 19, the bottom between two stand 1 is fixedly connected with bottom plate 2, the top of bottom plate 2 is placed with three mounting seats 3, the two sides of mounting seat 3 are all fixedly connected with guide block 20, the inside of guide block 20 is all slidably connected with guide rod 19, the two sides of mounting seat 3 are all fixedly connected with electric telescopic rod 12, the bottom of mounting seat 3 is all placed with air tank 13, the telescopic end of two electric telescopic rods 12 is all fixedly connected with the top of air tank 13, the bottom of air tank 13 is all fixedly connected with several suction cups 16, the inside of suction cup 16 is all communicated with the inside of air tank 13, the side of air tank 13 is fixedly connected with pump 14, the side of air tank 13 and located on the left side of pump 14 is all fixedly connected with on-off valve 15, two stand 1 between and located in the front of mounting seat 3 are fixedly connected with scale 11.

[0020] Pump 14 and the one end of on-off valve 15 are all extended to the inside of air tank 13, air in the inside of air tank 13 and suction cup 16 is extracted and discharged to outside environment by pump 14, so that suction force is generated in the inside of suction cup 16, suction cup 16 and air tank 13 are fixed on the top of bottom plate 2 with mounting seat 3.

[0021] The side of mounting seat 3 is all fixedly connected with battery box 17, one end of battery box 17 extends to the outside of bottom plate 2, the surface of battery box 17 is all fixedly connected with controller 18, the rechargeable battery in the inside of battery box 17 is charged by charging port on the surface of battery box 17, by controller 18 controls the device.

[0022] The top of one mounting seat 3 is placed with imaging light screen 8, the top of another mounting seat 3 is placed with lens 9, the top of remaining one mounting seat 3 is placed with light source body 10, physical experiment is carried out by light source body 10, imaging light screen 8 and lens 9.

[0023] The top of the mounting seat 3 is provided with a slot 4, and the slot 4 is internally provided with an insertion block 5; the bottom of the imaging light screen 8, the lens 9 and the light source body 10 are fixedly connected with the top of the insertion block 5, and the positions of the imaging light screen 8, the lens 9 and the light source body 10 are limited by the slot 4 and the insertion block 5.

[0024] Embodiment two

[0025] Please refer to Figs. 1-3 The utility model provides a technical scheme: the side of mounting seat 3 is provided with a threaded groove 6, and the threaded groove 6 is internally threadedly connected with a screw 7; when it is needed to take the imaging light screen 8, the lens 9 and the light source body 10 off the mounting seat 3, the end of the screw 7 is screwed out of the insertion block 5, and then the imaging light screen 8, the lens 9 and the light source body 10 are taken off the top of the mounting seat 3, so that the insertion block 5 installed at the bottom of the imaging light screen 8, the lens 9 and the light source body 10 is moved out of the slot 4.

[0026] In summary, the light source frame for physical experiments can place the imaging light screen 8, the lens 9 and the light source body 10 on the top of the mounting seat 3 when in use, so that the insertion block 5 is inserted into the slot 4, and then the end of the screw 7 is screwed into the insertion block 5 to limit and fix the positions of the imaging light screen 8, the lens 9 and the light source body 10; then the positions of the imaging light screen 8, the lens 9 and the light source body 10 are adjusted, the battery box 17 is slid so that the battery box 17 drives the mounting seat 3, the imaging light screen 8, the lens 9 and the light source body 10 to move to appropriate positions, the positions of the imaging light screen 8, the lens 9 and the light source body 10 are adjusted by observing the scale on the scale ruler 11 pointed by the mounting seat 3, after the imaging light screen 8, the lens 9 and the light source body 10 are adjusted to appropriate positions, the controller 18 is controlled so that the telescopic end of the electric telescopic rod 12 pushes the air tank 13 to move downward, so that the air tank 13 drives the suction disc 16 to move downward, so that the bottom end of the suction disc 16 contacts the top of the bottom plate 2, and then the pump 14 is started to exhaust the gas in the air tank 13 and the suction disc 16, and then the gas is discharged to the external environment through the other end of the pump 14, so that the suction disc 16 generates suction force, and the positions of the suction disc 16, the air tank 13, the mounting seat 3, the imaging light screen 8, the lens 9 and the light source body 10 are fixed, and then the light source frame is used for physical experiments; after the experiments, the switch valve 15 is opened, so that the air tank 13 and the suction disc 16 are connected with the external environment through the switch valve 15, so that the suction force in the suction disc 16 disappears, and then the telescopic end of the electric telescopic rod 12 drives the air tank 13 and the suction disc 16 to move upward, so that the suction disc 16 is separated from the top of the bottom plate 2, and then the positions of the mounting seat 3, the imaging light screen 8, the lens 9 and the light source body 10 can be moved.

[0027] The above merely describes a preferred embodiment of the present application, and the protection scope of the present application is not limited thereto, and any skilled person in the art, according to the technical scheme and the inventive concept of the present application, makes equivalent replacement or change within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A light source stand for physical experiments, comprising a stand (1), characterized in that: The number of the stand (1) is two, two the stand (1) between fixed connection has two guide rod (19), the bottom of two the stand (1) fixedly connected with bottom plate (2), the top of the bottom plate (2) is placed with three mounting seat (3), both sides of the mounting seat (3) are fixedly connected with guide block (20), the inside of the guide block (20) is slidably connected with guide rod (19), both sides of the mounting seat (3) are fixedly connected with electric telescopic rod (12), the bottom of the mounting seat (3) is placed with gas tank (13), the telescopic end of two electric telescopic rods (12) is fixedly connected with the top end of gas tank (13), the bottom of the gas tank (13) is fixedly connected with a plurality of suction cups (16), the inside of the suction cup (16) is communicated with the inside of the gas tank (13), one side of the gas tank (13) is fixedly connected with pump (14), one side of the gas tank (13) and located on the left side of pump (14) is fixedly connected with switch valve (15), two the stand (1) between and located in the front of mounting seat (3) fixedly connected with scale (11).

2. The light source stand for physical experiments according to claim 1, characterized in that: The pump (14) and one end of the switch valve (15) extend into the gas tank (13).

3. The light source stand for physical experiments according to claim 1, characterized in that: One side of the mounting seat (3) is fixedly connected with battery box (17), one end of the battery box (17) extends to the outside of the bottom plate (2), the surface of the battery box (17) is fixedly connected with controller (18).

4. The light source stand for physical experiments according to claim 1, characterized in that: The top of one of the mounting seat (3) is placed with imaging light screen (8), the top of another mounting seat (3) is placed with lens (9), and the top of the remaining mounting seat (3) is placed with light source body (10).

5. The light source stand for physical experiments according to claim 4, characterized in that: The top of the mounting seat (3) is provided with a slot (4), and the slot (4) is placed with an insert block (5), the bottom of the imaging light screen (8), the lens (9) and the light source body (10) is fixedly connected with the top of the insert block (5).

6. The light source stand for physical experiments according to claim 1, characterized in that: One side of the mounting seat (3) is provided with a threaded groove (6), the threaded groove (6) is screwed with a screw (7), one end of the screw (7) is inserted into the insert block (5).

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