CN214847360U - Magnetic field simulation equipment for college physics experiments - Google Patents

Abstract

The utility model discloses a magnetic field simulation equipment for college physics experiments, including base and box, the front of base is equipped with fixed establishment, both sides all are equipped with the board groove around the box, fixed establishment and the positive board groove of box are connected for the joint, the standing groove has been seted up to the upper end of base, the inboard fixedly connected with square of standing groove, the board groove at the square and the box back is plug-in connection, the left side fixedly connected with iron fillings box of box. Through the pulling pull handle, the back is compressed to the spring of installation cavity to the arm-tie that makes the pull rod connect, and the cardboard is to the installation cavity inside back that contracts, pegs graft the back with the square on the board groove at the box back and the base, loosens the pull handle, and the arm-tie releases the installation cavity with the cardboard under the spring reset effect for the cardboard blocks the positive board groove of box, thereby can make things convenient for the installation of base and box, saves two fixing bolt and rotates the loaded down with trivial details step of fixing.

Description

Magnetic field simulation equipment for college physics experiments

Technical Field

The utility model relates to a teaching tool field, in particular to magnetic field simulation equipment for college physics experiments.

Background

Physics is the subject of studying the most general laws of motion and basic structures of substances. As the leading subject of natural science, physics studies the most basic motion form and law of all substances, such as universe and basic particles, and becomes the research foundation of other natural science subjects, wherein magnetic field simulation is an important component in physical learning.

However, through retrieval, chinese patent No. CN202021145863.5 is a magnetic field simulation apparatus for college physics experiments, comprising a base, two symmetrical magnets are fixedly connected to the upper end of the base, a protective shell is disposed on the upper end of the base, the protective shell is movably connected to the base, a base is disposed in the protective shell, the side walls of the base are respectively fixedly connected to the inner side walls of the protective shell, two limiting shells are disposed on the upper end of the base in a penetrating manner, a storage mechanism is connected to the side walls of the protective shell, a moving mechanism is disposed on the side walls of the protective shell, a cleaning plate is disposed in the protective shell, a cleaning brush is fixedly connected to the lower end of the cleaning plate, the upper end surface of the cleaning plate is connected to the moving mechanism, the apparatus can only be used for observation by a small number of people during use, and is not convenient for teaching, and the base and the protective shell are fixed by a fixing bolt, the fixation is troublesome.

SUMMERY OF THE UTILITY MODEL

To solve the problems mentioned in the background art, the present invention is directed to a magnetic field simulation device for college physics experiments to solve the problems mentioned in the background art.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a magnetic field simulation device for college physics experiments comprises a base and a box body, wherein the front surface of the base is provided with a fixing mechanism, the front side and the rear side of the box body are respectively provided with a plate groove, the fixing mechanism is connected with the plate groove on the front side of the box body in a clamping way, the upper end of the base is provided with a placing groove, the inner side of the placing groove is fixedly connected with a square block, the square block is in plug-in connection with a plate groove on the back of the box body, the left side of the box body is fixedly connected with an iron chip box, the upper end of the iron chip box is inserted with a blocking plate, the lower end of the box body is provided with a limit sleeve, the upper end of the base is fixedly connected with a magnet, the magnet is covered by the limit sleeve, the inner side of the box body is connected with a connecting plate in a sliding way, the lower extreme fixedly connected with brush board of connecting plate, the back of box is equipped with reciprocating mechanism, reciprocating mechanism and the one end fixed connection of connecting plate, the inboard of box is equipped with the mechanism of facilitating study.

Through adopting the above-mentioned technical scheme, through setting up reciprocating mechanism, utilize reciprocating mechanism to drive the inside gliding connecting plate of box and remove, make the brush board of connecting plate lower extreme, can conveniently brush the iron fillings of bottom half level and smooth, at first in the standing groove through putting into the base with the box, then promote the box, make the board groove and the square on the box back peg graft, it fixes to the positive board groove of box to recycle fixed establishment, can make things convenient for the installation of box and base, through the mechanism of just learning that sets up in the box, can conveniently gather and broadcast the inside magnetic field simulation scene information of box, can conveniently be to the study of magnetic field simulation experiment.

The preferred, fixed establishment includes the installation cavity, the inboard at the base is established to the installation cavity, the inboard fixedly connected with spring of installation cavity, the other end fixedly connected with arm-tie of spring, arm-tie sliding connection is in the inboard of installation cavity, the positive fixedly connected with pull rod of arm-tie, the other end of pull rod runs through the middle part of spring, the other end of pull rod runs through the positive fixedly connected with pull handle of base, the back fixedly connected with cardboard of arm-tie, the other end of cardboard runs through the lateral wall of standing groove and the positive board groove joint of box.

Through adopting above-mentioned technical scheme, through the pulling pull handle, the arm-tie that makes the pull rod connect compresses the back to the spring of installation cavity, and the cardboard is to the installation cavity inside back that contracts, pegs graft the back with the square on the board groove at the box back and the base, unclamps the pull handle, and the arm-tie releases the installation cavity with the cardboard under the spring effect that resets for the cardboard blocks the positive board groove of box, thereby can make things convenient for the installation of base and box.

The preferred, reciprocating mechanism includes the box body, box body fixed connection is at the back of box, the left side fixedly connected with motor of box body, the inboard of box body is rotated and is connected with the lead screw, the output shaft end of motor stretches into the inboard of box body and the left end fixed connection of lead screw, the outside threaded connection of lead screw has the piece of moving, the one end of connecting plate runs through the back of box and moves a fixed connection.

Through adopting above-mentioned technical scheme, through setting up reciprocating mechanism, pour the back when iron fillings through the slope box from iron fillings box, utilize the motor to drive the lead screw and rotate, make the outside threaded connection's of lead screw move the piece and drive the connecting plate of sliding connection in the box and carry out round trip movement, and the lower extreme of connecting plate is equipped with the brush board, can level and smooth the iron fillings brush.

Preferably, the mechanism of just learning includes the camera, the inboard top fixed mounting of box has the camera, the upper end of box is equipped with the carousel, the upper end of box rotates through the carousel and is connected with the display screen, the left side fixed mounting of box has the DSP controller.

Through adopting above-mentioned technical scheme, carry out image acquisition to the magnetic field simulation scene in the box through the camera, then carry out the transfer through the DSP controller and broadcast through the display screen that the box top can rotate, can make things convenient for the on-the-spot teaching.

Preferably, handles are fixedly mounted on the left side and the right side of the upper end of the box body, and anti-slip lines are arranged on the outer sides of the handles.

Through adopting above-mentioned technical scheme, through setting up the handle, can conveniently incline to the box to and subsequent experimental simulation show.

Preferably, the limiting sleeve is in an oval hollow shape, and the thickness of the limiting sleeve is 0.2 mm.

Through adopting above-mentioned technical scheme, through the stop collar that sets up the elliptical form of small opening in box below, also can make things convenient for the experiment to finish the recovery of back to iron fillings when covering the magnetite, adopt 0.2 mm's thickness in addition, can not influence the produced magnetic field effect of magnetite.

Preferably, the outer side of the pulling plate is fixedly connected with a sliding block, the inner side of the mounting cavity is provided with a sliding groove, and the sliding block and the sliding groove are in sliding connection.

By adopting the technical scheme, the slide block is arranged on the pull plate, so that the pull plate can conveniently slide on the inner side of the mounting cavity.

Preferably, the front surface of the box body is in an opening shape, and the front surface of the box body is communicated with the sliding opening on the back surface of the box body.

By adopting the technical scheme, the front face of the box body is arranged into the opening shape and is communicated with the sliding opening on the back face of the box body, so that the reciprocating mechanism can conveniently drive the connecting plate to slide.

To sum up, the utility model discloses mainly have following beneficial effect:

firstly, after a spring in an installation cavity is compressed by a pulling plate connected with a pull rod by pulling a pull handle, a clamping plate retracts towards the interior of the installation cavity, a plate groove on the back surface of a box body is spliced with a square block on a base, the pull handle is loosened, the pulling plate pushes the clamping plate out of the installation cavity under the spring resetting effect, and the clamping plate clamps the plate groove on the front surface of the box body, so that the installation of the base and the box body can be facilitated, and the complicated step of rotationally fixing two fixing bolts is omitted;

secondly, by arranging the reciprocating mechanism, after the iron chips are poured out of the iron chip box through the inclined box body, the screw rod is driven to rotate by the motor, the moving block in threaded connection outside the screw rod drives the connecting plate in the box body in sliding connection to move back and forth, the brush plate is arranged at the lower end of the connecting plate, the iron chips can be brushed smoothly, the step of manually brushing the flat iron chips is not needed, and the learning efficiency of a magnetic field simulation experiment is improved;

and thirdly, image acquisition is carried out on the magnetic field simulation scene in the box body through the camera, then transfer is carried out through the DSP controller, and the image can be played through a display screen which can rotate above the box body, so that the field teaching can be facilitated.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a cross-sectional view of the present invention;

FIG. 3 is a top view of the iron chip box of the present invention;

fig. 4 is a schematic structural view of the fixing mechanism of the present invention;

fig. 5 is a top view of the base of the present invention.

Reference numerals: 1. a base; 2. a scrap iron box; 3. a blocking plate; 4. a reciprocating mechanism; 401. a motor; 402. a box body; 403. a screw rod; 404. moving the block; 5. a learning facilitating mechanism; 501. a DSP controller; 502. a display screen; 503. a turntable; 504. a camera; 6. a handle; 7. a limiting sleeve; 8. a connecting plate; 9. brushing the board; 10. a magnet; 11. a fixing mechanism; 111. pulling a handle; 112. a pull rod; 113. a mounting cavity; 114. a spring; 115. pulling a plate; 116. clamping a plate; 12. a plate groove; 13. a box body; 14. a placement groove; 15. a square block; 16. a chute; 17. a slide block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-5, a magnetic field simulation device for college physics experiments comprises a base 1 and a box 13, wherein a fixing mechanism 11 is arranged on the front side of the base 1, plate grooves 12 are arranged on the front side and the rear side of the box 13, the fixing mechanism 11 and the plate grooves 12 on the front side of the box 13 are in clamping connection, a placing groove 14 is arranged at the upper end of the base 1, a square 15 is fixedly connected to the inner side of the placing groove 14, the square 15 and the plate grooves 12 on the back side of the box 13 are in plug-in connection, an iron chip box 2 is fixedly connected to the left side of the box 13, a blocking plate 3 is inserted into the upper end of the iron chip box 2, a limiting sleeve 7 is arranged at the lower end of the box 13, a magnet 10 is fixedly connected to the upper end of the base 1, the magnet 10 is covered by the limiting sleeve 7, a connecting plate 8 is slidably connected to the inner side of the box 13, and a brush plate 9 is fixedly connected to the lower end of the connecting plate 8, the back of box 13 is equipped with reciprocating mechanism 4, the one end fixed connection of reciprocating mechanism 4 and connecting plate 8, the inboard of box 13 is equipped with the mechanism of just learning 5, and 7 inner spaces of stop collar are greater than the volume space of magnetite 10, and after box 13 was put into base 1, stop collar 7 covered magnetite 10, can not influence box 13 and remove and peg graft 15 on the base 1, and the right side of iron fillings box 2 and the left side of box 13 communicate with each other, can make things convenient for empting of iron fillings.

Referring to fig. 4, for the purpose of facilitating the installation and fixation of the base 1 and the case 13; the fixing mechanism 11 comprises an installation cavity 113, the installation cavity 113 is arranged on the inner side of the base 1, a spring 114 is fixedly connected to the inner side of the installation cavity 113, the other end of the spring 114 is fixedly connected with a pulling plate 115, the pulling plate 115 is slidably connected to the inner side of the installation cavity 113, a pulling rod 112 is fixedly connected to the front side of the pulling plate 115, the other end of the pulling rod 112 penetrates through the middle of the spring 114, the other end of the pulling rod 112 penetrates through the front side of the base 1 and is fixedly connected with a pulling handle 111, a clamping plate 116 is fixedly connected to the back side of the pulling plate 115, and the other end of the clamping plate 116 penetrates through the side wall of the placing groove 14 and is clamped with a plate groove 12 on the front side of the box body 13; after the pull plate 115 connected with the pull rod 112 compresses the spring 114 in the installation cavity 113 by pulling the pull handle 111, the clamping plate 116 retracts towards the inside of the installation cavity 113, the plate groove 12 on the back surface of the box body 13 and the square 15 on the base 1 are inserted, the pull handle 111 is loosened, the clamping plate 116 is pushed out of the installation cavity 113 by the pull plate 115 under the reset effect of the spring 114, the clamping plate 116 clamps the plate groove 12 on the front surface of the box body 13, and therefore the installation of the base 1 and the box body 13 can be facilitated.

Referring to fig. 3, for the purpose of rapidly brushing and flattening the iron chips inside the box body 13; the reciprocating mechanism 4 comprises a box body 402, the box body 402 is fixedly connected to the back of the box body 13, a motor 401 is fixedly connected to the left side of the box body 402, a screw rod 403 is rotatably connected to the inner side of the box body 402, the end part of an output shaft of the motor 401 extends into the inner side of the box body 402 and is fixedly connected with the left end part of the screw rod 403, a moving block 404 is in threaded connection with the outer side of the screw rod 403, and one end of the connecting plate 8 penetrates through the back of the box body 13 and is fixedly connected with the moving block 404; through setting up reciprocating mechanism 4, after iron fillings are poured out from iron fillings box 2 through slope box 13, utilize motor 401 to drive lead screw 403 and rotate, make the outside threaded connection of lead screw 403 move piece 404 drive box 13 internal sliding connection's connecting plate 8 and carry out the round trip movement, and the lower extreme of connecting plate 8 is equipped with brush board 9, can level and smooth the iron fillings brush.

Referring to fig. 2, for the purpose of facilitating on-site teaching demonstration; the defecation learning mechanism 5 comprises a camera 504, the camera 504 is fixedly installed at the top of the inner side of the box body 13, a turntable 503 is arranged at the upper end of the box body 13, the upper end of the box body 13 is rotatably connected with a display screen 502 through the turntable 503, and a DSP controller 501 is fixedly installed at the left side of the box body 13; the camera 504 is used for collecting images of the magnetic field simulation scene in the box body 13, then the images are transferred through the DSP controller 501 and are played through the display screen 502 which can rotate above the box body 13, and the on-site teaching can be facilitated.

Referring to fig. 2, for the purpose of facilitating the tilting operation of the case 13; handles 6 are fixedly arranged on the left side and the right side of the upper end of the box body 13, and anti-skid grains are arranged on the outer sides of the handles 6; through setting up handle 6, can conveniently incline box 13 to and subsequent experimental simulation show.

Referring to fig. 2, for the purpose of facilitating the recovery of the iron pieces and not affecting the magnetic field effect of the magnet 10; the limiting sleeve 7 is in an oval hollow shape, and the thickness of the limiting sleeve 7 is 0.2 mm; through set up the stop collar 7 of the elliptical form of small opening in box 13 below, also can make things convenient for the experiment to finish the recovery of back to iron fillings when covering magnetite 10, adopt 0.2 mm's thickness in addition, can not influence the produced magnetic field effect of magnetite 10.

Referring to fig. 4, in order to facilitate the sliding purpose of the pulling plate 115 inside the installation cavity 113; a sliding block 17 is fixedly connected to the outer side of the pulling plate 115, a sliding groove 16 is arranged on the inner side of the mounting cavity 113, and the sliding block 17 is in sliding connection with the sliding groove 16; the slide block 17 is arranged on the pulling plate 115, so that the pulling plate 115 can conveniently slide inside the mounting cavity 113.

Referring to fig. 2, for the purpose of facilitating the reciprocating mechanism 4 to drive the connecting plate 8 to slide; the front surface of the box body 402 is in an opening shape, and the front surface of the box body 402 is communicated with a sliding opening on the back surface of the box body 13; the front surface of the box body 402 is arranged to be open and communicated with the sliding port on the back surface of the box body 13, so that the reciprocating mechanism 4 can conveniently drive the connecting plate 8 to slide.

The use principle and the advantages are as follows: when in use, firstly the blocking plate 3 on the iron scrap box 2 is taken out, then the box body 13 is inclined by the handle 6 on the box body 13 to pour the iron scrap into the box body 13, then the box body 13 is placed in a horizontal state, the screw rod 403 is driven by the motor 401 to rotate, the moving block 404 connected with the external thread of the screw rod 403 drives the connecting plate 8 connected with the box body 13 in a sliding way to move back and forth, the lower end of the connecting plate 8 is provided with the brush plate 9 which can brush the iron scrap flat, then the pulling plate 115 connected with the pull rod 112 compresses the spring 114 in the installation cavity 113 by pulling the pull handle 111, the clamping plate 116 retracts towards the inside of the installation cavity 113, after the plate groove 12 on the back surface of the box body 13 is inserted with the square 15 on the base 1, the pull handle 111 is released, the pulling plate 115 pushes the clamping plate 116 out of the installation cavity 113 under the reset effect of the spring 114, so that the clamping plate 116 clamps the plate groove 12 on the front surface of the box body 13, and the connection between the box body 13 and the base 1 with the magnet 10 can be completed, at this moment, the magnet 10 utilizes the magnetic field to make the iron fillings of box 13 bottom produce the magnetic field change, and the scene of change passes through the camera 504 at the inboard top of box 13, carry out image acquisition to the magnetic field simulation scene in box 13, then carry out the transfer through DSP controller 501 and play through box 13 top pivoted display screen 502, can make things convenient for the on-the-spot teaching, the time student door of giving a lesson simultaneously also can utilize handle 6 of box 13 upper end to take up this equipment and observe the study closely, after finishing using, through separating base 1 and box 13, and utilize handle 6 slope box 13, it can to insert closure plate 3 in iron fillings box 2 with iron fillings removal.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides a magnetic field simulation equipment for college physics experiments, includes base (1) and box (13), its characterized in that: the front side of the base (1) is provided with a fixing mechanism (11), the front side and the rear side of the box body (13) are respectively provided with a plate groove (12), the fixing mechanism (11) and the plate groove (12) on the front side of the box body (13) are connected in a clamping manner, the upper end of the base (1) is provided with a placing groove (14), the inner side of the placing groove (14) is fixedly connected with a square block (15), the square block (15) and the plate groove (12) on the back side of the box body (13) are connected in an inserting manner, the left side of the box body (13) is fixedly connected with an iron scrap box (2), the upper end of the iron scrap box (2) is inserted with a blocking plate (3), the lower end of the box body (13) is provided with a limiting sleeve (7), the upper end of the base (1) is fixedly connected with a magnet (10), the limiting sleeve (7) covers the magnet (10), and the inner side of the box body (13) is slidably connected with a connecting plate (8), the lower extreme fixedly connected with brush board (9) of connecting plate (8), the back of box (13) is equipped with reciprocating mechanism (4), the one end fixed connection of reciprocating mechanism (4) and connecting plate (8), the inboard of box (13) is equipped with just to learn mechanism (5).

2. The magnetic field simulation device for the college physics experiments, according to claim 1, is characterized in that: fixed establishment (11) include installation cavity (113), the inboard at base (1) is established in installation cavity (113), inboard fixedly connected with spring (114) of installation cavity (113), the other end fixedly connected with arm-tie (115) of spring (114), arm-tie (115) sliding connection is in the inboard of installation cavity (113), the front fixedly connected with pull rod (112) of arm-tie (115), the other end of pull rod (112) runs through the middle part of spring (114), the front fixedly connected with pull handle (111) of base (1) is run through to the other end of pull rod (112), the back fixedly connected with cardboard (116) of arm-tie (115), the lateral wall and the positive plate groove (12) joint of box (13) of standing groove (14) are run through to the other end of cardboard (116).

3. The magnetic field simulation device for the college physics experiments, according to claim 1, is characterized in that: reciprocating mechanism (4) include box body (402), box body (402) fixed connection is at the back of box (13), left side fixedly connected with motor (401) of box body (402), the inboard of box body (402) is rotated and is connected with lead screw (403), the output shaft tip of motor (401) stretches into the inboard of box body (402) and the left end fixed connection of lead screw (403), the outside threaded connection of lead screw (403) has and moves piece (404), the one end of connecting plate (8) runs through the back of box (13) and moves piece (404) fixed connection.

4. The magnetic field simulation device for the college physics experiments, according to claim 1, is characterized in that: mechanism (5) is learned to stool and urine includes camera (504), the inboard top fixed mounting of box (13) has camera (504), the upper end of box (13) is equipped with carousel (503), the upper end of box (13) is rotated through carousel (503) and is connected with display screen (502), the left side fixed mounting of box (13) has DSP controller (501).

5. The magnetic field simulation device for the college physics experiments, according to claim 1, is characterized in that: handles (6) are fixedly mounted on the left side and the right side of the upper end of the box body (13), and anti-skidding lines are arranged on the outer sides of the handles (6).

6. The magnetic field simulation device for the college physics experiments, according to claim 1, is characterized in that: the limiting sleeve (7) is in an oval hollow shape, and the thickness of the limiting sleeve (7) is 0.2 mm.

7. The magnetic field simulation device for the college physics experiments, according to claim 2, is characterized in that: the outer side of the pulling plate (115) is fixedly connected with a sliding block (17), the inner side of the mounting cavity (113) is provided with a sliding groove (16), and the sliding block (17) is in sliding connection with the sliding groove (16).

8. The magnetic field simulation device for the college physics experiments, according to claim 3, is characterized in that: the front surface of the box body (402) is in an opening shape, and the front surface of the box body (402) is communicated with the sliding opening on the back surface of the box body (13).

Images