CN215265245U

CN215265245U - Magnetic effect demonstration device of electromagnetic coil

Info

Publication number: CN215265245U
Application number: CN202121855146.6U
Authority: CN
Inventors: 施建岳
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-10
Filing date: 2021-08-10
Publication date: 2021-12-21
Anticipated expiration: 2031-08-10

Abstract

The utility model relates to a magnetic effect demonstration technical field discloses a solenoid's magnetic effect presentation device, comprises a box bod, fixed mounting has the show board in the middle of the box body is inside, show board left side upper end is provided with spring type coil, spring type coil both ends port all welds first wire, and is two sets of first wire welds with the left positive negative pole of joint respectively. The utility model discloses an at the box body, the show board, solenoid, first wire, connect, the second wire, the guide block, the bulb, anodal interface and negative pole interface, take out the baffle after the box body is placed on the show stand, show the magnetic effect presentation device on the show board, make the presentation of magnetic effect presentation device not only be convenient for, still be convenient for accomodate, place the magnet of the inside bottom side of box body in solenoid simultaneously, hold two sets of second wire welded guide blocks, in proper order with anodal interface and the negative pole interface contact of bulb, make the bulb light, device simple structure effect directly perceived is stronger.

Description

Magnetic effect demonstration device of electromagnetic coil

Technical Field

The utility model relates to a magnetic effect demonstration technical field specifically is an electromagnetic coil's magnetic effect presentation device.

Background

At present, physics is the subject of studying the most general laws of material motion and the basic structure of material. The basic structure of the theory fully uses mathematics as working language of the theory, takes experiment as the only standard for checking the correctness of theory, is the most precise natural science subject at present, and the junior middle school physics is the basic subject of compulsory education, aims to cultivate the thought of the science of students and has qualitative understanding on the physical general knowledge at one side. The electromagnetic part is an important component of the physics of our middle schools, and a piece of content tells that the electrified straight wire can generate a magnetic field, so that the phenomenon is difficult to be visually seen by students in class due to the abstract content of the electromagnetic part.

There is patent (publication No. CN 210466947U) a solenoid's magnetic effect presentation device, including bottom plate, protection casing, cystosepiment, coil winding frame, coil wire, support horizontal pole, experiment magnet, battery case and power supply battery, the protection casing is fixed to be set up on the upper surface of bottom plate, the cystosepiment sets up on the position that is located the protection casing inboard on the bottom plate, the coil winding frame is fixed to be set up one of cystosepiment upper surface and is served, the coil wire winding is on the coil winding frame, the both ends of supporting the horizontal pole are fixed at coil winding frame top intermediate position, it is connected with the suspension wire downwards perpendicularly to support the horizontal pole intermediate position, experiment magnet is connected on one end of suspension wire lower part, the battery case sets up on cystosepiment upper surface other end.

In implementing the present invention, the inventor finds that at least the following problems exist in the prior art and are not solved: although the patent can more intuitively show the content to students when the magnetic field can be generated by the electrified straight wire in the middle school physics, so that the students can more easily accept and understand the knowledge, the patent comprises the following steps: 1. when the electromagnetic effect is displayed, the magnet is rotated, so that the student at the rear side cannot clearly watch the magnet and cannot clear the magnet.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electromagnetic coil's magnetic effect presentation device has solved the problem that proposes among the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an electromagnetic coil's magnetic effect presentation device, comprises a box bod, fixed mounting has the show board in the middle of the box body is inside, show board left side upper end is provided with spring type coil, first wire, two sets of all welding of spring type coil both ends port down the first wire respectively with connect left positive negative pole welding, the both ends have twined the second wire about connecting the right side, and are two sets of the guide block has all been welded to the upper end of second wire, show board right side front end demountable installation bulb, the bulb downside sets up anodal interface and negative pole interface respectively.

As a preferred embodiment of the present invention, the positive electrode interface and the negative electrode interface are respectively corresponding to two sets of the guide blocks.

As a preferred embodiment of the present invention, the spring-type coil and the joint bottom side are fixed to the upper side of the display board through the hot melt adhesive.

As a preferred embodiment of the present invention, the spring-type coil inner side is provided with magnets, and the bottom side inside the box body is provided with a plurality of groups of magnets.

As an optimal implementation manner of the utility model, the slot has been seted up to lateral wall front end on the box body, swing joint has the baffle in the slot.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses an at the box body, the show board, solenoid, first wire, connect, the second wire, the guide block, the bulb, anodal interface and negative pole interface, take out the baffle after the box body is placed on the show stand, show the magnetic effect presentation device on the show board, make the presentation of magnetic effect presentation device not only be convenient for, still be convenient for accomodate, place the magnet of the inside bottom side of box body in solenoid simultaneously, hold two sets of second wire welded guide blocks, in proper order with anodal interface and the negative pole interface contact of bulb, make the bulb light, device simple structure effect directly perceived is stronger.

2. The utility model discloses owing to be provided with magnet in the solenoid inboard, and the inside bottom side of box body is provided with multiunit magnet, carries out the magnetism effect demonstration for a long time when magnet and can make the magnetism of magnet disappear, leads to unable use, consequently when storage device, needs take out magnet from solenoid, accomodates the box body bottom, has improved magnet life.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic view of the overall structure of a magnetic effect demonstration device of an electromagnetic coil according to the present invention;

fig. 2 is a schematic view of a baffle structure of the magnetic effect demonstration apparatus for an electromagnetic coil of the present invention.

In the figure: 1. a box body; 2. a display board; 3. an electromagnetic coil; 4. a first conductive line; 5. a joint; 6. a second conductive line; 7. a guide block; 8. a bulb; 9. a positive electrode interface; 10. a negative electrode interface; 11. a magnet; 12. a reserve magnet; 13. a slot; 14. and a baffle plate.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention; in the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "disposed" are to be construed broadly, and may for example be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-2, the present invention provides a technical solution: a magnetic effect demonstration device of an electromagnetic coil comprises a box body 1, wherein a demonstration board 2 is fixedly installed in the middle of the interior of the box body 1, an electromagnetic coil 3 is arranged at the upper end of the left side of the demonstration board 2, first leads 4 are welded to ports at the upper end and the lower end of the electromagnetic coil 3, two groups of first leads 4 are respectively welded to a positive electrode and a negative electrode on the left side of a joint 5, second leads 6 are wound at the upper end and the lower end of the right side of the joint 5, guide blocks 7 are welded to the upper ends of the two groups of second leads 6, a bulb 8 is detachably installed at the front end of the right side of the demonstration board 2, a positive electrode interface 9 and a negative electrode interface 10 are respectively arranged on the lower side of the bulb 8, a baffle 14 is taken out after the box body 1 is placed on a demonstration table, the magnetic effect presentation device on the board 2 will be shown, make the magnetic effect presentation device not only be convenient for show, still be convenient for accomodate, place magnet 11 with the inside bottom side of box body 1 simultaneously in solenoid 3, hold two sets of second wire 6 welded guide blocks 7, contact with anodal interface 9 and the negative pole interface 10 of bulb 8 in proper order, make bulb 8 light, the effect is stronger directly perceived to device simple structure.

In this embodiment, the positive interface 9 and the negative interface 10 correspond to the two sets of the guide blocks 7, respectively, and can arbitrarily control the connection between the bulb 8 and the electromagnetic coil 3.

In this embodiment, the electromagnetic coil 3 and the bottom side of the connector 5 are fixed on the upper side of the display board 2 by hot melt adhesive, so that the electromagnetic coil 3 and the connector 5 can be firmly fixed on the display board 2.

In this embodiment, the magnet 11 is disposed inside the electromagnetic coil 3, and the multiple sets of stored magnets 12 are disposed on the bottom side inside the box body 1, so that when the magnet 11 is used for a long time, the magnetic effect demonstration can make the magnetism of the magnet disappear, and the magnet cannot be used, therefore, when the storage device is used, the magnet 11 needs to be taken out from the electromagnetic coil 3 and stored in the bottom of the box body 1, and the service life of the magnet 11 is prolonged.

In this embodiment, slot 13 has been seted up to lateral wall front end on box body 1, swing joint has baffle 14 in the slot 13, and box body 1 of being convenient for accomodates.

When the magnetic effect demonstration device of an electromagnetic coil is used, it needs to be explained that the utility model relates to a magnetic effect demonstration device of an electromagnetic coil, each part is the universal standard component or the part that technical staff in the field know, and its structure and principle all are that this technical staff all can learn through the technical manual or learn through conventional experimental method.

When the device is used, the magnetic effect demonstration device on the display board 2 is displayed by taking out the baffle 14 after the box body 1 is placed on a display table through the box body 1, the display board 2, the electromagnetic coil 3, the first lead 4, the joint 5, the second lead 6, the guide block 7, the bulb 8, the positive electrode interface 9 and the negative electrode interface 10, so that the magnetic effect demonstration device is not only convenient to display but also convenient to store, meanwhile, the magnet 11 at the bottom side inside the box body 1 is placed in the electromagnetic coil 3, the guide blocks 7 welded by the two groups of second leads 6 are held and are sequentially contacted with the positive electrode interface 9 and the negative electrode interface 10 of the bulb 8, so that the bulb 8 is lightened, the device has a simple and visual structure and a strong visual effect, meanwhile, the magnet 11 is arranged on the inner side of the electromagnetic coil 3, and the plurality of groups of reserved magnets 12 are arranged at the bottom side inside the box body 1, when the magnet 11 performs magnetic effect demonstration for a long time, the magnetism of the magnet can disappear, therefore, when the device is stored, the magnet 11 needs to be taken out of the electromagnetic coil 3 and stored at the bottom of the box body 1, and the service life of the magnet 11 is prolonged.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A magnetic effect demonstration device of an electromagnetic coil comprises a box body (1), and is characterized in that: fixed mounting has show board (2) in the middle of box body (1) is inside, show board (2) left side upper end is provided with solenoid (3), first wire (4) are all welded to both ends port about solenoid (3), and are two sets of first wire (4) weld with joint (5) left positive negative pole respectively, both ends have twined second wire (6), and are two sets of about joint (5) right side the upper end of second wire (6) has all been welded guide block (7), show board (2) right side front end demountable installation bulb (8), bulb (8) downside sets up anodal interface (9) and negative pole interface (10) respectively.

2. A demonstration apparatus of the magnetic effect of an electromagnetic coil as claimed in claim 1, wherein: the positive electrode interface (9) and the negative electrode interface (10) are respectively corresponding to the two groups of guide blocks (7).

3. A demonstration apparatus of the magnetic effect of an electromagnetic coil as claimed in claim 1, wherein: the bottom sides of the electromagnetic coil (3) and the joint (5) are fixed on the upper side of the display board (2) through hot melt adhesive.

4. A demonstration apparatus of the magnetic effect of an electromagnetic coil as claimed in claim 1, wherein: the electromagnetic coil (3) is provided with magnets (11) on the inner side, and a plurality of groups of magnets (12) are arranged on the bottom side in the box body (1).

5. A demonstration apparatus of the magnetic effect of an electromagnetic coil as claimed in claim 1, wherein: a slot (13) is formed in the front end of the upper side wall of the box body (1), and a baffle (14) is movably connected in the slot (13).