CN213518861U - Semi-demonstration teaching aid for teaching of physics basic electricity - Google Patents
Semi-demonstration teaching aid for teaching of physics basic electricity Download PDFInfo
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- CN213518861U CN213518861U CN202022595068.2U CN202022595068U CN213518861U CN 213518861 U CN213518861 U CN 213518861U CN 202022595068 U CN202022595068 U CN 202022595068U CN 213518861 U CN213518861 U CN 213518861U
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- 230000005611 electricity Effects 0.000 title claims abstract description 28
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- 230000037431 insertion Effects 0.000 claims abstract description 5
- 238000009434 installation Methods 0.000 claims abstract description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 12
- 230000003678 scratch resistant effect Effects 0.000 claims description 8
- 229920005830 Polyurethane Foam Polymers 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 6
- 239000011496 polyurethane foam Substances 0.000 claims description 6
- 230000001360 synchronised effect Effects 0.000 abstract description 2
- 238000013461 design Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 238000012795 verification Methods 0.000 description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 229910018487 Ni—Cr Inorganic materials 0.000 description 1
- 230000036772 blood pressure Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- VNNRSPGTAMTISX-UHFFFAOYSA-N chromium nickel Chemical compound [Cr].[Ni] VNNRSPGTAMTISX-UHFFFAOYSA-N 0.000 description 1
- IYRDVAUFQZOLSB-UHFFFAOYSA-N copper iron Chemical compound [Fe].[Cu] IYRDVAUFQZOLSB-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model relates to a semi-demonstration teaching aid for physics-based electricity, which comprises a demonstration panel, a bracket, an electrical element and a lead; the demonstration panel is arranged on the bracket, and the electrical element is detachably connected to the demonstration panel; the demonstration panel is provided with jacks, the elements are provided with inserting columns, and the detachable installation of the electrical elements on the demonstration panel is realized through the splicing and insertion of the inserting columns and the jacks; the wires are used for connecting the inserting columns of the corresponding electric elements on the back of the demonstration panel. This semi-demonstration teaching of physics basis electricity can draw line connection and electricity component's mark annotation between the entity electricity component to the circuit panel who forms can make theoretical teaching and phenomenon verify and go on simultaneously, the show face circuit is clear, the teacher of being convenient for gives lessons and the student understands, when handling electricity component, can be direct, real-time produced electricity phenomenon that shows, thereby realized that circuit principle combines together and synchronous show with experimental phenomenon.
Description
Technical Field
The utility model relates to a physics course teaching aid, in particular to half demonstration teaching aid of giving lessons of physics basis electricity.
Background
The existing physical basic electrical teaching is divided into two parts of circuit diagram drawing and experimental demonstration, wherein the circuit diagram drawing is used for teaching the principle, and the experimental demonstration is used for verifying the principle. The teaching mode is applied to relatively complex extended circuit teaching, and students can not understand the correspondence of displayed real objects and theoretical wiring undesirably due to messy wiring, so that the teaching efficiency and the teaching effect are influenced. The existing equipment is used for an experiment demonstration part, and teaching tools which combine a circuit principle with an experiment phenomenon and synchronously display the circuit principle and the experiment phenomenon are lacked.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is how to overcome prior art's above-mentioned defect, provides a teaching aid is given lessons in half demonstration of physics basis electricity.
In order to solve the technical problem, the semi-demonstration teaching aid for physics-based electricity comprises a demonstration panel, a bracket, an electrical element and a lead; the demonstration panel is arranged on the bracket, and the electrical element is detachably connected to the demonstration panel; the demonstration panel is provided with jacks, the elements are provided with inserting columns, and the electrical elements are detachably mounted on the demonstration panel through the splicing insertion of the inserting columns and the jacks; the wires are used for connecting the inserting columns of the corresponding electric elements on the back of the demonstration panel. By the design, the solid electric elements can be spliced and inserted to be fixed on the front surface of the demonstration panel, the solid wires are connected on the back surface of the demonstration panel, and the white board pen is used for drawing line connection and annotation of the electric elements on the front surface of the demonstration panel during teaching. The circuit panel formed in this way can enable theory teaching and phenomenon verification to be carried out simultaneously, the display surface is clear in line and convenient for teachers to give lessons and students to understand, and when electrical elements (such as various switches, sliding rheostats and measuring instrument knobs) are operated, the generated electrical phenomena (lighting and brightness change of bulbs, indication and change of instruments such as current, voltage, ohm and universal instruments and the like) can be displayed directly and in real time.
As optimization, the demonstration panel comprises a writing layer and a polyurethane foam layer, wherein a PET anti-scratch film covers the writing layer. By adopting the design, the structure of the embodiment is simple, and the pins of the electric element are fastened by the elasticity of the polyurethane foam.
As optimization, the demonstration panel comprises a writing layer and a film-coated iron back plate layer, wherein a PET scratch-resistant film is pasted on the surface of the writing layer; the bottom of the electrical element is provided with a magnetic sheet. By the design, the iron back plate layer is used for adsorbing the electrical element, the assembling stability of the electrical element and the demonstration panel is further improved, the resin insulating material film is dip-coated or sprayed for insulation with the inserted column, and the design is suitable for teaching with multiple shifts and multiple sections with the same content.
And preferably, line drawing grooves are pressed on the surface of the PET scratch-resistant film and are distributed along the jack positions in the transverse and longitudinal directions. The design is used for guiding the white board pen to trace and draw.
Preferably, an insulating sleeve is arranged on the inserted column. The design is used for overcoming the defects caused by the situations that the elasticity of the cloth holes of the polyurethane backboard is reduced or the coating of the iron backboard falls off and the like due to long-term use, and ensuring the stability and the insulativity of the assembled electrical element.
Preferably, magnetic rings are arranged at two ends of the lead, and wiring discs are arranged in the magnetic rings. So design, the wiring dish is at the silicon dish for the end of fixed wire metal core.
Preferably, the support is provided with universal wheels. So designed, it is convenient to move.
Preferably, the electrical elements comprise a power supply base, a lamp holder, a switch, a fixed resistor, an inductance coil, a capacitor, a sliding resistor, a resistance law tester voltmeter and an ammeter. So design, above-mentioned electrical component is current teaching equipment, the semi-demonstration teaching aid of giving lessons of this physics basis electricity electrical component, only for inserting the form of post with the metal for the terminal of elements such as power socket, lamp stand, single/double pole switch, definite value resistance, sliding resistor, resistance law experiment ware, voltmeter, ampere meter in the current teaching experimental apparatus, arrange on the contact surface of element and demonstration panel.
The utility model relates to a half demonstration teaching aid of giving lessons of physics basis electricity, the overall arrangement is nimble, easy dismounting, can draw line connection and electrical component's mark annotation between entity electrical component, thereby the circuit panel who forms can make the theory give lessons and the phenomenon is verified and is gone on simultaneously, the show face circuit is clear, the teacher of being convenient for gives lessons and the student understands, when controlling electrical component, can be direct, real-time shows produced electrical phenomenon, thereby realized that circuit principle combines together with experimental phenomenon and show in step.
Drawings
The utility model discloses semi-demonstration teaching aid of giving lessons of physics basis electricity is further explained below with the accompanying drawing:
FIG. 1 is a schematic plane structure diagram of the semi-demonstration teaching aid for physics-based electricity;
FIG. 2 is a schematic perspective view of the teaching aid for semi-demonstration teaching of physics-based electricity;
FIG. 3 is a schematic diagram of an explosion structure of the physical basic electricity semi-demonstration teaching aid;
FIG. 4 is a schematic perspective view of the electrical component;
FIG. 5 is a partial enlarged structural view of the portion A in FIG. 4;
FIG. 6 is a partial structural view of the PET scratch resistant film.
In the figure:
1-a demonstration panel; 11-a jack; 101-writing layer, 102-polyurethane foam layer, 103-PET scratch-resistant film and-line drawing groove;
2-a scaffold; 21-universal wheels;
3-an electrical component; 31-insert column, 32-magnetic piece; 311-an insulating sleeve;
4-a wire; 41-magnetic ring, 42-wiring disc.
Detailed Description
Embodiment 1: as shown in fig. 1 to 6, the semi-demonstration teaching aid for physics-based electricity comprises a demonstration panel 1, a bracket 2, an electrical element 3 and a lead 4; the demonstration panel 1 is arranged on the bracket 2, and the electrical element 3 is detachably connected to the demonstration panel 1; the demonstration panel 1 is provided with jacks 11, the element 3 is provided with inserting columns 31, and the detachable installation of the electrical element 3 on the demonstration panel 1 is realized through the splicing and insertion of the inserting columns 31 and the jacks 11; the wires 4 are used to connect the posts of the corresponding electrical component 3 at the back of the demonstration panel 1. The solid electric elements can be spliced and fixed on the front surface of the demonstration panel, the solid wires are connected with the back surface of the demonstration panel, and line drawing connection and annotation of the electric elements are performed between the electric elements by using a white board pen on the front surface of the demonstration panel during teaching. The circuit panel formed in this way can enable theory teaching and phenomenon verification to be carried out simultaneously, the display surface is clear in line and convenient for teachers to give lessons and students to understand, and when electrical elements such as various switches, sliding rheostats and measuring instrument knobs are operated, the lighting and brightness change of the generated electrical phenomenon bulbs, the display numbers and changes of instruments such as current, voltage, ohm and universal instruments and the like can be displayed directly and in real time.
The demonstration panel 1 comprises a writing layer 101 and a polyurethane foam layer 102, wherein the writing layer 101 is coated with a PET scratch-resistant film 103. The embodiment has simple structure, and the electric element pins are fastened by the elasticity of the polyurethane foam.
A drawing slot 104 is pressed on the surface of the PET scratch-proof film 103, and the drawing slot 104 is arranged along the position of the jack 11 in the transverse direction and the longitudinal direction. The device is used for guiding the white board pen to trace and draw.
An insulating sleeve 311 is arranged on the inserting column 31. The method is used for overcoming the defects caused by the situations that the elasticity of the cloth holes of the polyurethane backboard is reduced or the coating of the iron backboard falls off and the like due to long-term use, and ensuring the stability and the insulativity of the assembled electrical element.
The support 2 is provided with a universal wheel 21. Is convenient to move.
The electrical elements 3 comprise four power supply seats, five bulbs contained in lamp holders, two single-pole and double-pole switches, one fixed resistor of 5 omega/10 omega/15 omega/20 omega, one sliding resistor of 50 omega-2 a/20 omega-2 a,
Copper-
Iron/blood pressure device
Nickel-chromium based device
One Cr-Ni four-channel resistance law tester, one 3V/15V voltmeter and one 0.6A/3A ammeter. On the upper partThe electrical elements are all existing teaching equipment, and the physical basic electrical semi-demonstration teaching aid only arranges binding posts of elements such as a power supply base, a lamp holder, a single/double-pole switch, a fixed value resistor, a sliding resistor, a resistance law tester, a voltmeter, an ammeter and the like in the existing teaching experimental equipment on the contact surface of the elements and a demonstration panel in a metal inserting manner.
Embodiment 2: the demonstration panel 1 comprises a writing layer 101 and a film-coated iron back plate layer, wherein a PET scratch-resistant film 103 is pasted on the surface of the writing layer 101; the magnetic sheet 32 is arranged at the bottom of the electrical component 3. The ferrous back plate layer is used for adsorbing the electrical element, the assembling stability of the electrical element and the demonstration panel is further improved, the resin insulating material film is dip-coated or sprayed for insulating the insertion column, and the design is suitable for teaching in multiple shifts and multiple sections with the same content. The remaining components and structures are the same as those in embodiment 1, but are omitted.
This semi-demonstration teaching aid of giving lessons of physics basis electricity is overall arrangement nimble, easy dismounting, can draw line connection and electrical components's mark annotation between entity electrical components, thereby the circuit panel who forms can make the theory give lessons and the phenomenon is verified and is gone on simultaneously, the show face circuit is clear, be convenient for the teacher give lessons and the student understands, when handling electrical components, can be direct, real-time produced electricity phenomenon that shows, thereby realized that circuit principle combines together and synchronous show with experimental phenomena.
The above embodiments are intended to be illustrative of the manner in which the invention may be made and used by persons skilled in the art, and modifications to the above embodiments will be apparent to those skilled in the art, and it is therefore intended that the invention, including but not limited to the above embodiments, be limited to any methods, processes and products consistent with the principles and novel and inventive features disclosed herein, and which are to be interpreted as illustrative and not in a limiting sense.
Claims (8)
1. The utility model provides a semi-demonstration teaching aid of giving lessons of physics basis electricity, characterized by: comprises a demonstration panel (1), a bracket (2), an electrical element (3) and a lead (4); the demonstration panel (1) is arranged on the bracket (2), and the electrical element (3) is detachably connected to the demonstration panel (1); wherein,
the demonstration panel (1) is provided with jacks (11), the element (3) is provided with inserting columns (31), and the detachable installation of the electrical element (3) on the demonstration panel (1) is realized through the splicing and insertion of the inserting columns (31) and the jacks (11); the lead (4) is used for connecting the inserting columns of the corresponding electric elements (3) on the back of the demonstration panel (1).
2. The semi-demonstration teaching aid for teaching of physics based electricity according to claim 1, wherein: the demonstration panel (1) comprises a writing layer (101) and a polyurethane foam layer (102), wherein a PET anti-scratch film (103) is pasted and scraped on the surface of the writing layer (101).
3. The semi-demonstration teaching aid for teaching of physics based electricity according to claim 1, wherein: the demonstration panel (1) comprises a writing layer (101) and a film-coated iron back plate layer, wherein a PET scratch-resistant film (103) is pasted and scraped on the surface of the writing layer (101); the bottom of the electrical element (3) is provided with a magnetic sheet (32).
4. A physical foundation electricity semi-demonstration teaching aid according to claim 2 or 3, wherein: and a line drawing groove (104) is pressed on the surface of the PET scratch-resistant film (103), and the line drawing groove (104) is arranged transversely and longitudinally along the position of the jack (11).
5. The semi-demonstration teaching aid for teaching of physics based electricity as claimed in claim 4, wherein: and an insulating sleeve (311) is arranged on the inserting column (31).
6. The semi-demonstration teaching aid for teaching of physics based electricity according to claim 1, wherein: magnetic rings (41) are arranged at two ends of the lead (4), and a wiring disc (42) is arranged in each magnetic ring.
7. The semi-demonstration teaching aid for teaching of physics based electricity according to claim 1, wherein: the support (2) is provided with universal wheels (21).
8. The semi-demonstration teaching aid for teaching of physics based electricity according to claim 1, wherein: the electrical element (3) comprises a power supply base, a lamp holder, a switch, a fixed value resistor, a sliding resistor, a resistance law tester, a voltmeter and an ammeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022595068.2U CN213518861U (en) | 2020-11-11 | 2020-11-11 | Semi-demonstration teaching aid for teaching of physics basic electricity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022595068.2U CN213518861U (en) | 2020-11-11 | 2020-11-11 | Semi-demonstration teaching aid for teaching of physics basic electricity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213518861U true CN213518861U (en) | 2021-06-22 |
Family
ID=76422852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022595068.2U Expired - Fee Related CN213518861U (en) | 2020-11-11 | 2020-11-11 | Semi-demonstration teaching aid for teaching of physics basic electricity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213518861U (en) |
-
2020
- 2020-11-11 CN CN202022595068.2U patent/CN213518861U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210622 Termination date: 20211111 |
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| CF01 | Termination of patent right due to non-payment of annual fee |