CN207352840U - Magnetic force synthesis experiment platform - Google Patents

Abstract

Magnetic comprehensive experiment platform, a transparent tube is vertically installed in the middle of the transparent box, the central axis of the transparent tube is vertical, and a transparent plate is installed around the middle of the transparent tube. The transparent plate is an annular plate structure, and the transparent plate is set on the transparent tube Above, the plane where the transparent plate is located is perpendicular to the central axis of the transparent tube, and the iron powder is set on the transparent plate. The utility model combines the transparent box, the transparent tube and the transparent plate, so that the experimenter can clearly observe the distribution of the iron powder in real time In relation to the movement of the magnet, installing a transparent plate on the side of the middle of the transparent tube can make the iron powder in the middle of the transparent tube, so that the magnet can pass through the transparent plate carrying the iron powder, and the transparent tube is located above and below the transparent plate with enough magnets Running distance, when the stepper motor drives the magnet to move up and down, the iron powder can be arranged according to the magnetic field of the magnet distributed on the transparent plate.

Description

Magnetic comprehensive experiment platform

technical field

The utility model relates to an experiment table, more precisely a magnetic comprehensive experiment platform.

Background technique

Experiment table, often used for experiments. Provide the benchtop under test. Existing experimental desks can only be used as test benches, which are not very convenient for students to study and write. The existing magnetic induction experiment desk needs to sprinkle iron powder on the desk in the laboratory. Since the iron powder is relatively small, it is not easy to clean up after the experiment, which causes inconvenience to the students' experiment. Most of the existing magnetic field experiment desk magnets are fixed or move horizontally, so that the iron powder cannot fully reflect the magnetic field generated by the magnet in the three-dimensional space.

Utility model content

The purpose of the utility model is to provide a comprehensive magnetic experiment platform, which can solve the above problems.

The utility model realizes above-mentioned purpose by following technical scheme:

The magnetic comprehensive experiment platform includes the desk body, the upper part of the desk body is equipped with a test table and two fixed frames, the fixed frame is L-shaped, the test table is matched with the fixed frame, and the pen holder lifting device is installed on the side of the desk body. A transparent box is installed on the test bench, and a transparent tube is installed vertically in the middle of the transparent box. The central axis of the transparent tube is vertical, and a transparent plate is installed around the middle of the transparent tube. Set on the transparent tube, the plane where the transparent plate is located is perpendicular to the central axis of the transparent tube, iron powder is set on the transparent plate, a bracket is installed on the upper part of the transparent box, a stepping motor is installed on the upper part of the bracket, and the output shaft of the stepping motor is connected to the roller shaft , the roller shaft is connected with a lanyard, the lower end of the lanyard is connected with a magnet, the magnet can enter the inside of the transparent tube, a bolt is installed on the fixed frame, the screw of the bolt passes through the fixed frame, the screw of the bolt is threaded with the fixed frame, and the thread of the bolt The end of the rod cooperates with the experimental table to clamp the experimental table.

In order to further realize the purpose of the present utility model, the following technical solutions can also be adopted: the pen container elevating device includes guide rails, pen holders, fixed pipes, pulleys and fixed clips, and guide rails and pulleys are all installed on one side of the desk body. The desk body can rotate freely, the guide rail is a rod-shaped structure, and the guide rail is in a vertical state. Connect the pen container, the bottom of the pen container is connected with the drawstring, the middle part of the drawstring is matched with the pulley, one end of the drawstring is connected with the fixed ring, and several positioning blocks are installed on the side of the desk body, the several positioning blocks are arranged vertically, and the fixed ring can Set on the positioning block.

A fixing clip is installed on the side of the pen holder.

The utility model has the advantages that: the utility model combines the transparent box, the transparent tube and the transparent plate, so that the experimenter can clearly observe the distribution of the iron powder and the movement relationship of the magnet in real time, and the transparent tube is equipped with a transparent The plate can make the iron powder in the middle of the transparent tube, so that the magnet can pass through the transparent plate carrying the iron powder, and the transparent tube is located above and below the transparent plate, and there is enough running distance for the magnet. When the stepping motor drives the magnet to move up and down , the iron powder can be arranged according to the magnetic field of the magnet distributed on the transparent plate. Every time the magnet runs a short distance, the arrangement of the iron powder will follow the change of the magnet, thus reflecting the distribution of the magnetic field around the magnet to the experimenters, thus reflecting the magnetic field lines generated in the three-dimensional space of the magnet. The utility model fixes the experiment platform on the desk body through the fixing frame. When the experiment is not needed, the experiment platform can be easily removed for students to write and study. At the same time, it is convenient for students to replace different types of experiment platforms. Do different experiments. The pen holder lifting device of the utility model can put away the pen holder when the students are doing experiments, so as to prevent the pen holder from being knocked down. The bolt of the utility model can cooperate with the experiment platform to clamp the experiment platform, so that the experiment platform and the desk body can be closely matched, and the experiment platform can be prevented from easily slipping off. The utility model also has the advantages of simple and compact structure, low manufacturing cost and easy use.

Description of drawings

The accompanying drawings are used to provide a further understanding of the utility model, and constitute a part of the description, and are used to explain the utility model together with the embodiments of the utility model, and do not constitute a limitation to the utility model. In the attached picture:

Fig. 1 is the structural representation of the utility model.

Detailed ways

The preferred embodiments of the present utility model are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described here are only used to illustrate and explain the present utility model, and are not intended to limit the present utility model.

The magnetic comprehensive experiment platform, as shown in Figure 1, comprises a desk body 3, and the upper part of the desk body 3 is equipped with an experimental table 1 and two fixing frames 2, and the fixing frame 2 is L-shaped, and the experiment table 1 and the fixing frame 2 Cooperate, the side of desk body 3 is installed pen container elevating device, and transparent box body 25 is installed on the experiment platform 1, and transparent tube 26 is installed vertically in the middle part of transparent box body 25, and the central axis of transparent tube 26 is vertical state, transparent The middle part side circumference of pipe 26 is installed transparent plate 28, and transparent plate 28 is annular plate structure, and transparent plate 28 is enclosed within on the transparent tube 26, and the central axis of transparent plate 28 place is vertical with transparent tube 26, and iron plate is set on transparent plate 28. Powder 27, bracket 22 is installed on the top of transparent box body 25, and stepper motor 20 is installed on the top of bracket 22, and the output shaft of stepper motor 20 is connected with roller shaft 21, and lanyard 23 is connected on the roller shaft 21, and the lower end of lanyard 23 is connected Magnet 24, magnet 24 can enter transparent tube 26 inside, bolt 29 is installed on the fixed frame 2, and the screw mandrel of bolt 29 passes fixed frame 2, and the screw mandrel of bolt 29 is threadedly matched with fixed frame 2, and the screw mandrel end of bolt 29 Cooperate with the experimental table 1 to clamp the experimental table 1.

The utility model combines the transparent box body 25, the transparent tube 26 and the transparent plate 28, so that the experimenter can clearly observe the distribution of the iron powder 27 and the movement relationship of the magnet 24 in real time, and the transparent plate is installed around the middle part of the transparent tube 26 28 can make iron powder 27 be positioned at the middle part of transparent tube 26, make magnet 24 can pass through the transparent plate 28 of carrying iron powder 27, and transparent tube 26 is positioned at transparent plate 28 top and bottom all have magnet 24 enough running distances, when stepping When the motor 20 drives the magnet 24 to move up and down, the iron powder 27 can be arranged according to the magnetic field of the magnet 24 distributed on the transparent plate 28 . Every time the magnet 24 runs for a short distance, the arrangement of the iron powder 27 will follow the magnet 24 to change, thereby reflecting the distribution of the magnetic field around the magnet 24 to the experimenters, thereby reflecting the magnetic field lines generated in the three-dimensional space of the magnet 24.

The utility model fixes the experiment platform 1 on the desk body 3 through the fixing frame 2. When no experiment is needed, only the experiment platform 1 is removed to facilitate students to write and study, and at the same time, different types of experiment platforms can be replaced. Plate 1 can facilitate students to do different experiments. The pen holder lifting device of the utility model can put away the pen holder when the students are doing experiments, so as to prevent the pen holder from being knocked down. The bolt 29 of the utility model can cooperate with the experiment platform 1 to clamp the experiment platform 1, so that the experiment platform 1 is closely matched with the desk body 3, and avoids the experiment platform 1 from slipping off easily.

Described pen container elevating device comprises guide rail 4, pen container 5, fixed pipe 6, pulley 35 and fixed clamp 7, and guide rail 4 and pulley 35 are all installed on the side of desk body 3, and pulley 35 can rotate freely on desk body 3 , the guide rail 4 is a rod-shaped structure, the guide rail 4 is in a vertical state, the two ends of the guide rail 4 are connected with the desk body 3, the fixed pipe 6 is sleeved on the guide rail 4, the fixed pipe 6 can slide freely on the guide rail 4, and the fixed pipe 6 One side of the pen holder 5 is connected with the pen container 5, and the bottom of the pen container 5 is connected with the stay cord 8, and the middle part of the stay cord 8 cooperates with the pulley 35, and one end of the stay cord 8 is connected with the fixed ring 10, and several positioning blocks 9 are installed on the side of the desk body 3, Several positioning blocks 9 are vertically arranged, and the fixing ring 10 can be sleeved on the positioning blocks 9 .

The pen holder elevating device of the present utility model can pack up the pen holder 5 when students are doing experiments, preventing the pen holder 5 from being knocked down. The fixed ring 10 of the present utility model can cover and cooperate with different positioning blocks 9, and the stay rope 8 and the pulley 35 form a fixed pulley structure, and the middle part of the stay rope 8 cooperates with the upper part of the pulley 35. 9. When matching, the pen container 5 rises, which is convenient for students to use. When the fixed ring 10 moved upwards to cooperate with the positioning block 9 on the top, the pen holder 5 was retracted to prevent the pen holder 5 from being knocked down.

A fixing clip 7 is installed on the side of the pen container 5 .

The fixing clip 7 of the utility model can conveniently clamp the notebook, and is convenient for students to record experiments.

Finally, it should be noted that: the above is only a preferred embodiment of the utility model, and is not intended to limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art , it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (3)

1. magnetic force synthesis experiment platform, it is characterised in that：Including desk body (3), the top installation experimental bench of desk body (3) Plate (1) and two fixed frames (2), fixed frame (2) is L-shaped, and Platform board for experiment (1) coordinates with fixed frame (2), desk body (3) Sidepiece installs pen container lifting gear, and Platform board for experiment installs transparent cabinet on (1)（25）, transparent cabinet（25）Middle part it is vertically-mounted Transparent pipe（26）, transparent pipe（26）Central shaft be in vertical state, transparent pipe（26）Medial side week installation transparent panel（28）, thoroughly Isotropic disk（28）For annular plate-like structure, transparent panel（28）It is sleeved on transparent pipe（26）On, transparent panel（28）Place plane and transparent pipe （26）Central axis, transparent panel（28）Upper setting iron powder（27）, transparent cabinet（25）Upper mounting bracket（22）, stent （22）Top installation stepper motor（20）, stepper motor（20）Output axis connection roll shaft（21）, roll shaft（21）Upper connection is hung Rope（23）, lanyard（23）Lower end connection magnet（24）, magnet（24）Transparent pipe can be entered（26）Inside, fixed frame are pacified on (2) Fill bolt（29）, bolt（29）Screw pass through fixed frame (2), bolt（29）Screw and fixed frame (2) thread fitting, bolt （29）Screw end and Platform board for experiment (1) coordinate and clamp Platform board for experiment (1).

2. magnetic force synthesis experiment platform according to claim 1, it is characterised in that：The pen container lifting gear includes guide rail (4), pen container (5), fixing pipe (6) and pulley (35), guide rail (4) and pulley (35) are installed in the side of desk body (3), sliding Wheel (35) can be freely rotated in desk body (3), and guide rail (4) is rod-like structure, and guide rail (4) is in vertical state, guide rail (4) Both ends be connected with desk body (3), fixing pipe (6) is sleeved on guide rail (4), and fixing pipe (6) can the free skating on guide rail (4) Dynamic, the side of fixing pipe (6) connects pen container (5), the bottom connection stay cord (8) of pen container (5), the middle part of drawstring (8) and pulley (35) coordinate, one end connection retainer ring (10) of drawstring (8), the sidepiece of desk body (3) installs several locating pieces (9), several In being vertically arranged, retainer ring (10) can be sleeved on locating piece (9) locating piece (9).

3. magnetic force synthesis experiment platform according to claim 2, it is characterised in that：The sidepiece installation of the pen container (5) is solid Clamp (7).