Magnetic induction intensity adjusting device for physical experiment

Abstract

The utility model relates to the technical field of magnetic induction experiments, in particular to a physical experiment magnetic induction intensity adjusting device which connects a detection mechanism with a computer, supplies power to an experiment mechanism through a power supply mechanism, enables the experiment mechanism to be matched with the detection mechanism to carry out a magnetic induction intensity experiment, and displays a detection result through the computer. The practicability of the equipment is improved; a power supply mechanism is included. The device further comprises an experiment mechanism and a detection mechanism. The power supply mechanism and the detection mechanism are both installed on the experiment mechanism. The power supply mechanism supplies power to the experiment mechanism, the experiment mechanism performs a magnetic induction intensity experiment, and the detection mechanism detects the magnetic induction intensity.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of magnetic induction experiment, in particular to a kind of physical experiment magnetic induction intensity adjusting device. BACKGROUND

[0002] In order to facilitate students to understand magnetic induction, while carrying out theoretical knowledge teaching, generally through the mode of doing experiment to assist, so that students can faster understand knowledge points, and carry out magnetic induction experiment, experiment is through such as the utility model patent of a single coil current magnetic induction intensity experimental device of announcement No.CN206411974U and the utility model patent of a kind of demonstration experiment device of quantitative inquiry faraday's law of electromagnetic induction of announcement No.CN204315148U, so that students can faster understand knowledge points.

[0003] But the existing experimental device structure is relatively simple, it is inconvenient to carry out magnetic induction intensity experiment in different environments, and it is inconvenient to detect magnetic induction intensity at uniform speed, so that practicality is poor, thus urgently needing a kind of physical experiment magnetic induction intensity adjusting device to improve the above problems. UTILITY MODEL CONTENT

[0004] To solve the above technical problems, the utility model provides a kind of physical experiment magnetic induction intensity adjusting device, which connects the detection mechanism with the computer, powers the experimental mechanism through the power supply mechanism, makes the experimental mechanism cooperate with the detection mechanism to carry out magnetic induction intensity experiment, and displays the detection result through the computer, so as to improve the practicability of equipment.

[0005] The utility model discloses a kind of physical experiment magnetic induction intensity adjusting device, including power supply mechanism;Further include experimental mechanism and detection mechanism, power supply mechanism and detection mechanism are all installed on experimental mechanism;

[0006] The power supply mechanism powers the experimental mechanism, the experimental mechanism carries out magnetic induction intensity experiment, and the detection mechanism detects magnetic induction intensity.

[0007] Connect the detection mechanism with the computer, power the experimental mechanism through the power supply mechanism, make the experimental mechanism cooperate with the detection mechanism to carry out magnetic induction intensity experiment, and display the detection result through the computer, so as to improve the practicability of equipment.

[0008] Preferably, the experimental mechanism comprises a box, a top cover, a bracket, a coil, a moving mechanism, a temperature adjusting mechanism and a water flow adjusting mechanism, the top cover is rotatably installed on the top of the box, the coil is installed in the box through the bracket, the moving mechanism is installed in the box, the temperature adjusting mechanism is installed on the top of the box, and the water flow adjusting mechanism is installed on the bottom of the box; the coil is supplied with electric energy through a power supply mechanism, and the temperature in the box is adjusted through the temperature adjusting mechanism, or the water is poured into the box by opening the top cover, the water flow in the box is adjusted through the water flow adjusting mechanism, the change of the magnetic induction intensity of the bracket in different environments is detected by the detection mechanism, and therefore the practicability of the equipment is improved.

[0009] Preferably, the moving mechanism comprises a sliding rail, a sliding block, a fixing frame, a sliding sleeve, a lead screw and a driving motor, the sliding rail is installed on the bottom of the box, the sliding block is slidably installed on the sliding rail, the sliding sleeve is installed on the sliding block through the fixing frame, one end of the lead screw is rotatably installed on the bracket, the other end of the lead screw is rotatably installed on the left end of the box, and the driving motor is installed on the box and connected with the left end of the lead screw; the driving motor is turned on, the sliding block is transversely slid on the sliding rail through the lead screw, the detection mechanism is uniformly inserted into the coil, the magnetic induction intensity in the coil is uniformly detected, and therefore the practicability of the equipment is improved.

[0010] Preferably, the temperature adjusting mechanism comprises two groups of three-way valves, two groups of first electric control valves, two groups of gas conveying pipes, a cooling box, a semiconductor refrigerating plate, a heating pipe and an exhaust pump, the inside of the box is provided with a temperature sensor, the two groups of three-way valves are respectively installed on the left end and the right end of the box, the two groups of first electric control valves are respectively installed on the top of the two groups of three-way valves, one end of the two groups of gas conveying pipes is respectively installed on the top end of the two groups of first electric control valves, the cooling box is installed on the top of the box, the other end of the two groups of gas conveying pipes is respectively installed on the left end and the right end of the cooling box, the semiconductor refrigerating plate is installed on the cooling box, the refrigerating end of the semiconductor refrigerating plate extends into the inside of the cooling box, a plurality of fins are arranged on the refrigerating end of the semiconductor refrigerating plate, the heat dissipation end of the semiconductor refrigerating plate extends out of the cooling box, and a radiator is arranged on the heat dissipation end of the semiconductor refrigerating plate, the heating pipe is sleeved on one group of gas conveying pipes, and the exhaust pump is installed in the cooling box and connected with the other end of one group of gas conveying pipes; the exhaust pump and the two groups of first electric control valves are turned on, the air in the box passes through the right three-way valve, the right first electric control valve, the right gas conveying pipe, the cooling box, the left gas conveying pipe, the left first electric control valve and the left three-way valve in sequence, and then returns to the box, the air is repeatedly circulated, the air in the circulation process is heated through the heating pipe or cooled through the semiconductor refrigerating plate, the magnetic induction intensity experiment under different temperatures is facilitated, the temperature in the box is detected through the temperature sensor during the experiment, and therefore the practicability of the equipment is improved.

[0011] Preferably, the water flow adjusting mechanism comprises a circulating tank, a circulating pump, two groups of drain pipes, a flow rate sensor, two groups of second electric control valves and a third electric control valve, the circulating tank and the circulating pump are both installed at the bottom of the box body, the water suction port of the circulating pump is communicated with the inside of the circulating tank, one end of the two groups of drain pipes is respectively communicated with the water discharge port of the circulating pump and the inside of the circulating tank, the flow rate sensor is installed on one group of drain pipes, the bottom ends of the two groups of second electric control valves are respectively installed at the top of the two groups of drain pipes, the top portions of the two groups of second electric control valves are respectively installed on two groups of three-way pipes, the third electric control valve is installed at the bottom of the box body and is communicated with the inside of the circulating tank; the top cover is opened to pour water into the box body, then the third electric control valve is opened to make the water in the box body enter the circulating tank, the circulating pump and the two groups of second electric control valves are opened, and the two groups of first electric control valves are closed at the same time, the water is transported by the circulating pump to make the water pass through the right drain pipe, the right second electric control valve, the box body, the left second electric control valve and the left flow rate sensor in sequence, and then return to the circulating tank to make the water continuously circulate, so that the magnetic induction intensity experiment under different flow rates is facilitated, and the flow rate of the water is detected by the flow rate sensor, thereby improving the practicability of the equipment.

[0012] Preferably, the detection mechanism comprises a magnetic induction intensity probe, and the magnetic induction intensity probe is installed on the sliding sleeve through bolts; the magnetic induction intensity probe is inserted into the coil to detect the magnetic induction intensity in the coil, thereby improving the practicability of the equipment.

[0013] Preferably, the power supply mechanism comprises a power supply, and the power supply is installed on the box body; the power supply is connected with the sliding contact rheostat through a power line, and the sliding contact rheostat is connected with the coil through another connecting line, power is provided through the power supply, the current is adjusted through the sliding contact rheostat, and then the magnetic induction intensity in the coil is adjusted, thereby improving the practicability of the equipment.

[0014] Compared with the prior art, the beneficial effects of the utility model are that the detection mechanism is connected with the computer, the experimental mechanism is powered by the power supply mechanism to cooperate with the detection mechanism to perform the magnetic induction intensity experiment, and the detection results are displayed through the computer, thereby improving the practicability of the equipment. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is the first axonometric structure schematic view of the utility model;

[0016] Figure 2 is the second axonometric structure schematic view of the utility model;

[0017] Figure 3 is the front view cross-sectional structure schematic view of the utility model;

[0018] Figure 4 is the front view cross-sectional enlarged structure schematic view of the cooling tank of the utility model;

[0019] Figure 5 It is the right view enlarged structure schematic diagram of fin of the utility model.

[0020] In the drawing, mark: 1, box body;2, top cover;3, support;4, coil;5, slide rail;6, sliding block;7, fixed frame;8, sliding sleeve;9, lead screw;10, drive motor;11, tee;12, first electric control valve;13, gas conveying pipe;14, cooling box;15, semiconductor refrigeration plate;16, heating pipe;17, fin;18, exhaust pump;19, circulating tank;20, circulating pump;21, drain pipe;22, flow rate sensor;23, second electric control valve;24, third electric control valve;25, magnetic induction intensity probe;26, power supply. DETAILED DESCRIPTION

[0021] In order to facilitate understanding of the utility model, the utility model will be described more fully below with reference to relevant drawings. The utility model can be realized in many different forms, and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive. Embodiment 1

[0022] A physical experiment magnetic induction intensity adjusting device, including power supply mechanism;It also includes experiment mechanism and detection mechanism, and the power supply mechanism and the detection mechanism are installed on the experiment mechanism;

[0023] The power supply mechanism supplies power for the experiment mechanism, the experiment mechanism carries out the magnetic induction intensity experiment, and the detection mechanism detects the magnetic induction intensity;

[0024] The experiment mechanism includes box body 1, top cover 2, support 3, coil 4, moving mechanism, temperature adjusting mechanism and water flow adjusting mechanism, the top cover 2 is rotatably installed on the top of the box body 1, the coil 4 is installed in the inside of the box body 1 through the support 3, the moving mechanism is installed in the inside of the box body 1, the temperature adjusting mechanism is installed on the top of the box body 1, and the water flow adjusting mechanism is installed on the bottom of the box body 1;

[0025] The moving mechanism includes slide rail 5, sliding block 6, fixed frame 7, sliding sleeve 8, lead screw 9 and drive motor 10, the slide rail 5 is installed on the bottom in the box body 1, the sliding block 6 is slidably installed on the slide rail 5, the sliding sleeve 8 is installed on the sliding block 6 through the fixed frame 7, one end of the lead screw 9 is rotatably installed on the support 3, the other end of the lead screw 9 is rotatably installed on the left end of the box body 1, and the drive motor 10 is installed on the box body 1, and the output of the drive motor 10 is connected with the left end of the lead screw 9;

[0026] The temperature adjusting mechanism comprises two groups of three-way valves 11, two groups of first electric control valves 12, two groups of gas conveying pipes 13, a cooling box 14, a semiconductor refrigeration plate 15, a heating pipe 16 and an exhaust pump 18, the inside of the box body 1 is provided with a temperature sensor, the two groups of three-way valves 11 are respectively installed at the left end and the right end of the box body 1, the two groups of first electric control valves 12 are respectively installed at the top of the two groups of three-way valves 11, one end of the two groups of gas conveying pipes 13 is respectively installed at the top end of the two groups of first electric control valves 12, the cooling box 14 is installed at the top of the box body 1, the other end of the two groups of gas conveying pipes 13 is respectively installed at the left end and the right end of the cooling box 14, the semiconductor refrigeration plate 15 is installed on the cooling box 14, and the refrigeration end of the semiconductor refrigeration plate 15 extends to the inside of the cooling box 14, and a plurality of fins 17 are arranged on the refrigeration end of the semiconductor refrigeration plate 15, the heat dissipation end of the semiconductor refrigeration plate 15 extends to the outside of the cooling box 14, and a radiator is arranged on the heat dissipation end of the semiconductor refrigeration plate 15, the heating pipe 16 is sleeved on one group of gas conveying pipes 13, and the exhaust pump 18 is installed in the cooling box 14, and the suction port of the exhaust pump 18 is connected with the other end of one group of gas conveying pipes 13;

[0027] The detection mechanism comprises a magnetic induction intensity probe 25, and the magnetic induction intensity probe 25 is installed on the sliding sleeve 8 through bolts;

[0028] The power supply mechanism comprises a power supply 26, and the power supply 26 is installed on the box body 1;

[0029] The power supply 26 is connected with the sliding contact rheostat through a power supply line, and the sliding contact rheostat is connected with the coil 4 through another group of connecting lines, the power supply is provided through the power supply 26, the current is adjusted through the sliding contact rheostat, then the magnetic induction intensity in the coil 4 is adjusted, the exhaust pump 18 and the two groups of first electric control valves 12 are opened, the air in the box body 1 sequentially passes through the right three-way valve 11, the right first electric control valve 12, the right gas conveying pipe 13, the cooling box 14, the left gas conveying pipe 13, the left first electric control valve 12 and the left three-way valve 11, and then returns to the box body 1, the air is repeatedly circulated, the air in the circulation process is heated through the heating pipe 16 or cooled through the semiconductor refrigeration plate 15, and the driving motor 10 is opened, the sliding block 6 is driven to slide transversely on the sliding rail 5 through the lead screw 9, the magnetic induction intensity probe 25 is uniformly inserted into the coil 4, and the magnetic induction intensity in the coil 4 is uniformly detected, so that the practicability of the equipment is improved. Embodiment 2

[0030] As shown in Figures 1 to 5 A physical experiment magnetic induction intensity adjusting device, comprising a power supply mechanism; further comprising an experiment mechanism and a detection mechanism, the power supply mechanism and the detection mechanism are installed on the experiment mechanism;

[0031] The power supply mechanism supplies power for the experimental mechanism, the experimental mechanism performs the magnetic induction intensity experiment, and the detection mechanism detects the magnetic induction intensity;

[0032] The experimental mechanism comprises a box body 1, a top cover 2, a support 3, a coil 4, a moving mechanism, a temperature adjusting mechanism and a water flow adjusting mechanism, the top cover 2 is rotationally installed on the top of the box body 1, the coil 4 is installed in the box body 1 through the support 3, the moving mechanism is installed in the box body 1, the temperature adjusting mechanism is installed on the top of the box body 1, and the water flow adjusting mechanism is installed on the bottom of the box body 1;

[0033] The moving mechanism comprises a sliding rail 5, a sliding block 6, a fixing frame 7, a sliding sleeve 8, a lead screw 9 and a driving motor 10, the sliding rail 5 is installed on the bottom in the box body 1, the sliding block 6 is slidingly installed on the sliding rail 5, the sliding sleeve 8 is installed on the sliding block 6 through the fixing frame 7, one end of the lead screw 9 is rotationally installed on the support 3, the other end of the lead screw 9 is rotationally installed on the left end of the box body 1, and the driving motor 10 is installed on the box body 1, and the output end of the driving motor 10 is connected with the left end of the lead screw 9;

[0034] The water flow adjusting mechanism comprises a circulating box 19, a circulating pump 20, two groups of drain pipes 21, a flow rate sensor 22, two groups of second electric control valves 23 and a third electric control valve 24, the circulating box 19 and the circulating pump 20 are both installed on the bottom of the box body 1, the water suction port of the circulating pump 20 is communicated with the inside of the circulating box 19, one end of each of the two groups of drain pipes 21 is respectively communicated with the water discharge port of the circulating pump 20 and the inside of the circulating box 19, the flow rate sensor 22 is installed on one group of drain pipes 21, the bottom ends of the two groups of second electric control valves 23 are respectively installed on the top portions of the two groups of drain pipes 21, the top portions of the two groups of second electric control valves 23 are respectively installed on the two groups of three-way pipes 11, and the third electric control valve 24 is installed on the bottom of the box body 1 and communicated with the inside of the circulating box 19;

[0035] The detection mechanism comprises a magnetic induction intensity probe 25, and the magnetic induction intensity probe 25 is installed on the sliding sleeve 8 through bolts;

[0036] The power supply mechanism comprises a power supply 26, and the power supply 26 is installed on the box body 1;

[0037] The power supply 26 is connected with the slide rheostat through the power line, and the slide rheostat is connected with the coil 4 through another set of connecting lines, the power supply is provided through the power supply 26, the current is adjusted through the slide rheostat, then the magnetic induction intensity in the coil 4 is adjusted, the top cover 2 is opened, the water is poured into the box body 1, the third electric control valve 24 is opened, the water in the box body 1 enters the circulating tank 19, the circulating pump 20 and the two sets of second electric control valves 23 are opened, and the two sets of first electric control valves 12 are closed, the water is transported through the circulating pump 20, the water passes through the right drain pipe 21, the right second electric control valve 23, the box body 1, the left second electric control valve 23 and the left flow sensor 22 in turn, and then returns to the circulating tank 19, and the water continuously circulates, the flow rate of the water is detected through the flow sensor 22, the air in the circulating process is heated through the heating pipe 16 or the air in the circulating process is cooled through the semiconductor refrigeration plate 15, the driving motor 10 is opened, the sliding block 6 is driven to slide on the slide rail 5 through the lead screw 9, the magnetic induction intensity probe 25 is inserted into the coil 4 at a constant speed, and the magnetic induction intensity in the coil 4 is detected at a constant speed, so that the practicability of the equipment is improved.

[0038] The driving motor 10, the first electric control valve 12, the semiconductor refrigeration plate 15, the heating pipe 16, the circulating pump 20, the flow sensor 22, the second electric control valve 23, the third electric control valve 24, the magnetic induction intensity probe 25 and the power supply 26 of the physical experiment magnetic induction intensity adjusting device are purchased on the market, and the technical personnel in the industry only need to install and operate according to the use instruction book attached thereto, without the technical personnel in the field paying creative labor.

[0039] The above only describes preferred embodiments of the present application, and it should be pointed out that, for ordinary technical personnel in the technical field, without departing from the technical principles of the present application, a number of improvements and modifications can be made, and these improvements and modifications should be regarded as the protection range of the present application.

Claims

1. A physical experiment magnetic induction intensity adjusting device, comprising a power supply mechanism; characterized in that, Also include experimental institutions and detection agencies, power supply agencies and detection agencies are installed on the experimental institutions; The power supply mechanism supplies power to the experimental mechanism, and the experimental mechanism performs the magnetic induction intensity experiment, and the detection mechanism detects the magnetic induction intensity.

2. The physical experiment magnetic induction strength adjusting device according to claim 1, wherein The experimental mechanism includes a box body (1), a top cover (2), a support (3), a coil (4), a moving mechanism, a temperature adjusting mechanism and a water flow adjusting mechanism, the top cover (2) is rotatably installed on the top of the box body (1), the coil (4) is installed in the box body (1) through the support (3), the moving mechanism is installed in the box body (1), the temperature adjusting mechanism is installed on the top of the box body (1), and the water flow adjusting mechanism is installed on the bottom of the box body (1).

3. The physical experiment magnetic induction strength adjusting device according to claim 2, characterized in that, The moving mechanism includes a sliding rail (5), a sliding block (6), a fixing frame (7), a sliding sleeve (8), a lead screw (9) and a drive motor (10), the sliding rail (5) is installed at the bottom of the box body (1), the sliding block (6) is slidably installed on the sliding rail (5), the sliding sleeve (8) is installed on the sliding block (6) through the fixing frame (7), one end of the lead screw (9) is rotatably installed on the support (3), the other end of the lead screw (9) is rotatably installed on the left end of the box body (1), and the drive motor (10) is installed on the box body (1), and the output of the drive motor (10) is connected with the left end of the lead screw (9).

4. The physical experiment magnetic induction strength adjusting device according to claim 2, wherein The temperature adjusting mechanism includes two groups of three-way valves (11), two groups of first electric control valves (12), two groups of gas pipes (13), a cooling box (14), a semiconductor refrigeration plate (15), a heating pipe (16) and an exhaust pump (18), the inside of the box body (1) is provided with a temperature sensor, the two groups of three-way valves (11) are installed on the left end and the right end of the box body (1) respectively, the two groups of first electric control valves (12) are installed on the top of the two groups of three-way valves (11) respectively, one end of the two groups of gas pipes (13) is installed on the top end of the two groups of first electric control valves (12) respectively, the cooling box (14) is installed on the top of the box body (1), the other end of the two groups of gas pipes (13) is installed on the left end and the right end of the cooling box (14) respectively, the semiconductor refrigeration plate (15) is installed on the cooling box (14), and the refrigeration end of the semiconductor refrigeration plate (15) extends to the inside of the cooling box (14), and a plurality of fins (17) are arranged on the refrigeration end of the semiconductor refrigeration plate (15), the heat dissipation end of the semiconductor refrigeration plate (15) extends to the outside of the cooling box (14), and a radiator is arranged on the heat dissipation end of the semiconductor refrigeration plate (15), the heating pipe (16) is sleeved on one group of gas pipes (13), and the exhaust pump (18) is installed in the cooling box (14), and the suction port of the exhaust pump (18) is connected with the other end of one group of gas pipes (13).

5. The physical experiment magnetic induction strength adjusting device according to claim 2, wherein The water flow adjusting mechanism comprises a circulating tank (19), a circulating pump (20), two groups of drain pipes (21), a flow rate sensor (22), two groups of second electric control valves (23) and a third electric control valve (24), the circulating tank (19) and the circulating pump (20) are both installed on the bottom of the box body (1), the water suction port of the circulating pump (20) is communicated with the inside of the circulating tank (19), one end of each of the two groups of drain pipes (21) is communicated with the water discharge port of the circulating pump (20) and the inside of the circulating tank (19) respectively, the flow rate sensor (22) is installed on one group of drain pipes (21), the bottom ends of the two groups of second electric control valves (23) are installed on the top of the two groups of drain pipes (21) respectively, the top portions of the two groups of second electric control valves (23) are installed on the two groups of three-way pipes (11) respectively, the third electric control valve (24) is installed on the bottom of the box body (1), and the third electric control valve (24) is communicated with the inside of the circulating tank (19).

6. The physical experiment magnetic induction strength adjusting device according to claim 3, characterized in that, The detection mechanism comprises a magnetic induction intensity probe (25), and the magnetic induction intensity probe (25) is installed on the sliding sleeve (8) through bolts.

7. The physical experiment magnetic induction strength adjusting device according to claim 2, characterized in that, The power supply mechanism comprises a power supply (26), and the power supply (26) is installed on the box body (1).

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