CN204759858U - Scientific phenomenon presentation device of electroproduction magnetism and pressure and area relation - Google Patents
Scientific phenomenon presentation device of electroproduction magnetism and pressure and area relation Download PDFInfo
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- CN204759858U CN204759858U CN201520459435.2U CN201520459435U CN204759858U CN 204759858 U CN204759858 U CN 204759858U CN 201520459435 U CN201520459435 U CN 201520459435U CN 204759858 U CN204759858 U CN 204759858U
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Abstract
The utility model relates to a science phenomenon presentation device, more specifically say and relate to a scientific phenomenon presentation device of electroproduction magnetism and pressure and area relation, including shift knob, power, safety cover, wire, main body frame, aluminium post, iron prop, copper post, pressure demonstration piece, ball iron and coil, can not only demonstrate scientific phenomenon quickly directly perceived, optimize the teaching link, can demonstrate two kinds of scientific phenomenons moreover, the quality is light, and small in size is convenient for move. The top at main body frame is installed to shift knob, power and safety cover to in the middle of being located main body frame's last top surface, wire connecting coil and power. Aluminium post, iron prop and copper post pass the through -hole in intermediate level respectively to last end face contaction with pressure demonstration piece. In the ball iron adsorbed recess I, recess II and the recess III of top surface on main body frame, the coil was total to the central line with recess I, recess II and the recess III of last top surface to fix the last top surface at main body frame. (Pbpnum='1' /)
Description
Technical field
The utility model relates to a kind of scientific phenomena apparatus for demonstrating, more specifically to the scientific phenomena apparatus for demonstrating of a kind of electric magnetisation and pressure and area relationship.
Background technology
The conventional teaching means in current science classroom seem powerless, Teaching Benefits is not high, experimental demonstration is used to carry out aided education, can clear, the glamour that intactly shows science on classroom, be convenient to observation of students, allow the real scientific phenomena of the direct perception of student like this, teaching efficiency can be better.
Lecture experiment has image, true, lively, interesting feature, and student can be helped to accumulate ability, is that student forms concept, understands the basis of rule.Lecture experiment can build animated sight, makes student on the spot in person, the thinking of student is become easily, and obtains experience.
In view of this, a good scientific phenomena apparatus for demonstrating has very huge help to the teaching of teacher and the understanding of student.But, the demonstrating effect of the apparatus for demonstrating that present science classroom uses is unsatisfactory, can not demonstrate scientific phenomena intuitively to student, and teacher can be allowed on the contrary in a rush, and apparatus for demonstrating can only demonstrate a kind of scientific phenomena mostly, the needs of teacher can not be met well.So design a kind of simple, intuitive, the scientific phenomena apparatus for demonstrating that purposes is various, inherently allows teacher and classmate can satisfaction more.
Summary of the invention
The technical matters that the utility model mainly solves is: the scientific phenomena apparatus for demonstrating providing a kind of electric magnetisation and pressure and area relationship, can not only demonstrate scientific phenomena in quicklook ground, optimize teaching link, and two kinds of scientific phenomenas can be demonstrated, quality is light, and compact, is convenient to move.
For solving the problems of the technologies described above; the utility model relates to a kind of scientific phenomena apparatus for demonstrating; more specifically to the scientific phenomena apparatus for demonstrating of a kind of electric magnetisation and pressure and area relationship; comprise shift knob, power supply, protective cover, wire, main body frame, aluminium post, iron prop, copper post, pressure demonstration block, ball iron and coil, scientific phenomena can not only be demonstrated in quicklook ground, optimize teaching link; and two kinds of scientific phenomenas can be demonstrated; quality is light, and compact, is convenient to move.
Main body frame is made up of upper end face, middle layer, bottom surface and riser, upper end face is positioned at the upper end of riser, and middle layer is positioned at the centre of riser, and bottom surface is positioned at the lower end of riser, and upper end face, middle layer and bottom surface are parallel to each other, upper end face, middle layer, bottom surface and riser are integral type structure.The lower surface of upper end face is provided with groove I, groove II and groove III, and groove I is positioned at the right side of groove II, and groove III is positioned at the left side of groove II; Middle layer is provided with through hole I, through hole II and through hole III, and through hole I and groove I concentrically line, through hole II and groove II concentrically line, through hole III and groove III concentrically line.
Aluminium post, iron prop and copper post are equipped with scale mark, and scale mark position consistency, the quality of aluminium post, iron prop and copper post is equal, and length is identical, and aluminium post, iron prop are identical with the upper top surface area of copper post.
Shift knob is arranged on the top of power supply, and is positioned at the centre of power supply, and power supply is fixed on the top of protective cover, and is positioned at the centre of protective cover, and protective cover is arranged in the middle of the upper end face of main body frame, wire connecting line circle and power supply.Aluminium post, iron prop and copper post are each passed through through hole III, through hole II and the through hole I in middle layer, and contact with the upper surface that pressure demonstrates block, and pressure demonstration block is placed on the bottom surface of main body frame.Ball iron has three pieces, and be adsorbed on respectively in the groove I of end face on main body frame, groove II and groove III, coil has three, respectively with groove I, groove II and the groove III concentrically line of upper end face, and is fixed on the upper end face of main body frame.
As the further optimization of the technical program, the power supply described in scientific phenomena apparatus for demonstrating of a kind of electric magnetisation of the utility model and pressure and area relationship is the battery of direct current 12V.
As the further optimization of the technical program, a kind of electric magnetisation of the utility model and the protective cover described in scientific phenomena apparatus for demonstrating of pressure and area relationship and the material of main body frame are PVC plastic.
As the further optimization of the technical program, the material that the pressure described in scientific phenomena apparatus for demonstrating of a kind of electric magnetisation of the utility model and pressure and area relationship demonstrates block is wax or plasticine.
As the further optimization of the technical program, the number of turn of the coil described in scientific phenomena apparatus for demonstrating of a kind of electric magnetisation of the utility model and pressure and area relationship is 1000 circles, and the iron core material of coil is pure iron.
The beneficial effect of the scientific phenomena apparatus for demonstrating of a kind of electric magnetisation of the utility model and pressure and area relationship is:
The scientific phenomena apparatus for demonstrating of a kind of electric magnetisation of the utility model and pressure and area relationship, can not only demonstrate scientific phenomena in quicklook ground, optimize teaching link, and can demonstrate two kinds of scientific phenomenas, quality is light, and compact, is convenient to move.
Accompanying drawing explanation
Below in conjunction with accompanying drawing and specific implementation method, the utility model is described in further detail.
Fig. 1 is the structural representation of the scientific phenomena apparatus for demonstrating of a kind of electric magnetisation of the utility model and pressure and area relationship.
Fig. 2 is the structural representation of the main body frame 5 of the scientific phenomena apparatus for demonstrating of a kind of electric magnetisation of the utility model and pressure and area relationship.
In figure: shift knob 1; Power supply 2; Protective cover 3; Wire 4; Main body frame 5; Upper end face 5-1; Groove I5-1-1; Groove II5-1-2; Groove III5-1-3; Middle layer 5-2; Through hole I5-2-1; Through hole II5-2-2; Through hole III5-2-3; Bottom surface 5-3; Riser 5-4; Aluminium post 6; Iron prop 7; Copper post 8; Pressure demonstration block 9; Ball iron 10; Coil 11.
Embodiment
Embodiment one:
Below in conjunction with Fig. 1,2, present embodiment is described; the utility model relates to a kind of scientific phenomena apparatus for demonstrating; more specifically to the scientific phenomena apparatus for demonstrating of a kind of electric magnetisation and pressure and area relationship; comprise shift knob 1, power supply 2, protective cover 3, wire 4, main body frame 5, aluminium post 6, iron prop 7, copper post 8, pressure demonstration block 9, ball iron 10 and coil 11; scientific phenomena can not only be demonstrated in quicklook ground; optimize teaching link; and two kinds of scientific phenomenas can be demonstrated; quality is light; compact, is convenient to move.
Main body frame 5 is made up of upper end face 5-1, middle layer 5-2, bottom surface 5-3 and riser 5-4, upper end face 5-1 is positioned at the upper end of riser 5-4, middle layer 5-2 is positioned at the centre of riser 5-4, bottom surface 5-3 is positioned at the lower end of riser 5-4, and upper end face 5-1, middle layer 5-2 and bottom surface 5-3 are parallel to each other, upper end face 5-1, middle layer 5-2, bottom surface 5-3 and riser 5-4 are integral type structure.The lower surface of upper end face 5-1 is provided with groove I5-1-1, groove II5-1-2 and groove III5-1-3, and groove I5-1-1 is positioned at the right side of groove II5-1-2, and groove III5-1-3 is positioned at the left side of groove II5-1-2.Middle layer 5-2 is provided with through hole I5-2-1, through hole II5-2-2 and through hole III5-2-3, and through hole I5-2-1 and groove I5-1-1 concentrically line, through hole II5-2-2 and groove II5-1-2 concentrically line, through hole III5-2-3 and groove III5-1-3 concentrically line.
Aluminium post 6, iron prop 7 and copper post 8 are equipped with scale mark, and scale mark position consistency, convenient aluminium post 6, iron prop 7 and the copper post 8 observed enters the degree of depth that pressure demonstrates block 9, and the quality of aluminium post 6, iron prop 7 and copper post 8 is equal, length is identical, and aluminium post 6, iron prop 7 are identical with the upper top surface area of copper post 8.
Shift knob 1 is arranged on the top of power supply 2, and is positioned at the centre of power supply 2, and power supply 2 is fixed on the top of protective cover 3, and is positioned at the centre of protective cover 3, and protective cover 3 is arranged in the middle of the upper end face 5-1 of main body frame 5.Wire 4 connecting coil 11 and power supply 2, aluminium post 6, iron prop 7 and copper post 8 are each passed through through hole III5-2-3, through hole II5-2-2 and the through hole I5-2-1 of middle layer 5-2, and contact with the upper surface that pressure demonstrates block 9.Pressure demonstration block 9 is placed on the bottom surface 5-3 of main body frame 5, and ball iron 10 has three pieces, is adsorbed on respectively in the groove I5-1-1 of end face 5-1 on main body frame 5, groove II5-1-2 and groove III5-1-3.Coil 11 has three, respectively with groove I5-1-1, groove II5-1-2 and the groove III5-1-3 concentrically line of upper end face 5-1, and is fixed on the upper end face 5-1 of main body frame 5.
When demonstrating electrical magnetisation scientific phenomena, in cold situation, by ball iron 10 near groove I5-1-1, find that ball iron 10 can not be adsorbed on groove I5-1-1 place, now illustrate that electric magnetisation phenomenon does not exist; After pressing shift knob 1, find that ball iron 10 is adsorbed on groove I5-1-1 place, the existence of electric magnetisation phenomenon is now described.
When demonstrating the scientific phenomena of pressure and area relationship, press shift knob 1, switch on power, three pieces of ball irons 10 are adsorbed in groove I5-1-1 respectively, groove II5-1-2 and groove III5-1-3 place, now closing switch button 1, three pieces of ball irons 10 fall down simultaneously, pound and drop on aluminium post 6, the upper surface of iron prop 7 and copper post 8, by observing aluminium post 6, the different depth of block 9 demonstrated by force by iron prop 7 and copper post 8 by pounding entrance pressure, can clearly find, the minimum copper post 8 of cross-sectional area is pounded entrance pressure, and to demonstrate by force the degree of depth of block 9 the darkest, can illustrate thus, in the identical situation of other conditions, area is less, pressure is larger.
Embodiment two:
Below in conjunction with Fig. 1,2, present embodiments are described, present embodiment is described further embodiment one, and described power supply 2 is the battery of direct current 12V, and voltage is less than 36V safe voltage, can the safety of available protecting user.
Embodiment three:
Below in conjunction with Fig. 1,2, present embodiment is described, present embodiment is described further embodiment one, and described protective cover 3 and the material of main body frame 5 are PVC plastic, good insulating, and intensity is high, and quality is light, conveniently moves.
Embodiment four:
Below in conjunction with Fig. 1,2, present embodiments are described, present embodiment is described further embodiment one, and the material of described pressure demonstration block 9 is wax or plasticine, and wax and plasticine are all easily deformation occurs and can reusable material.
Embodiment five:
Below in conjunction with Fig. 1,2, present embodiment is described, present embodiment is described further embodiment one, and the number of turn of described coil 11 is 1000 circles, and the iron core material of coil 11 is pure iron, and the suction that such electromagnet produces is strong, good demonstration effect.
Certain above-mentioned explanation is not limitation of the utility model; the utility model is also not limited only to above-mentioned citing; the change that those skilled in the art make in essential scope of the present utility model, remodeling, interpolation or replacement, also belong to protection domain of the present utility model.
Claims (5)
1. the scientific phenomena apparatus for demonstrating of an electric magnetisation and pressure and area relationship, comprise shift knob (1), power supply (2), protective cover (3), wire (4), main body frame (5), aluminium post (6), iron prop (7), copper post (8), pressure demonstration block (9), ball iron (10) and coil (11), it is characterized in that: main body frame (5) is by upper end face (5-1), middle layer (5-2), bottom surface (5-3) and riser (5-4) composition, upper end face (5-1) is positioned at the upper end of riser (5-4), middle layer (5-2) is positioned at the centre of riser (5-4), bottom surface (5-3) is positioned at the lower end of riser (5-4), and upper end face (5-1), middle layer (5-2) and bottom surface (5-3) parallel to each other, upper end face (5-1), middle layer (5-2), bottom surface (5-3) and riser (5-4) are integral type structure, the lower surface of upper end face (5-1) is provided with groove I(5-1-1), groove II(5-1-2) and groove III(5-1-3), and groove I(5-1-1) be positioned at groove II(5-1-2) right side, groove III(5-1-3) be positioned at groove II(5-1-2) left side, (5-2) is provided with through hole I(5-2-1 in middle layer), through hole II(5-2-2) and through hole III(5-2-3), and through hole I(5-2-1) with groove I(5-1-1) concentrically line, through hole II(5-2-2) with groove II(5-1-2) concentrically line, through hole III(5-2-3) with groove III(5-1-3) concentrically line,
Aluminium post (6), iron prop (7) and copper post (8) are equipped with scale mark, and scale mark position consistency, the quality of aluminium post (6), iron prop (7) and copper post (8) is equal, and length is identical, and aluminium post (6), iron prop (7) are identical with the upper top surface area of copper post (8);
Shift knob (1) is arranged on the top of power supply (2), and is positioned at the centre of power supply (2); Power supply (2) is fixed on the top of protective cover (3), and is positioned at the centre of protective cover (3); Protective cover (3) is arranged in the middle of the upper end face (5-1) of main body frame (5); Wire (4) connecting coil (11) and power supply (2); Aluminium post (6), iron prop (7) and copper post (8) are each passed through the through hole III(5-2-3 in middle layer (5-2)), through hole II(5-2-2) and through hole I(5-2-1), and to contact with the upper surface that pressure demonstrates block (9); Pressure demonstration block (9) is placed on the bottom surface (5-3) of main body frame (5); Ball iron (10) has three pieces, is adsorbed on the groove I(5-1-1 of the upper end face (5-1) of main body frame (5) respectively), groove II(5-1-2) and groove III(5-1-3) in; Coil (11) has three, respectively with the groove I(5-1-1 of upper end face (5-1)), groove II(5-1-2) and groove III(5-1-3) concentrically line, and be fixed on the upper end face (5-1) of main body frame (5).
2. the scientific phenomena apparatus for demonstrating of a kind of electric magnetisation according to claim 1 and pressure and area relationship, is characterized in that: the battery that described power supply (2) is direct current 12V.
3. the scientific phenomena apparatus for demonstrating of a kind of electric magnetisation according to claim 1 and pressure and area relationship, is characterized in that: the material of described protective cover (3) and main body frame (5) is PVC plastic.
4. the scientific phenomena apparatus for demonstrating of a kind of electric magnetisation according to claim 1 and pressure and area relationship, is characterized in that: the material of described pressure demonstration block (9) is wax or plasticine.
5. the scientific phenomena apparatus for demonstrating of a kind of electric magnetisation according to claim 1 and pressure and area relationship, is characterized in that: the number of turn of described coil (11) is 1000 circles, and the iron core material of coil (11) is pure iron.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520459435.2U CN204759858U (en) | 2015-06-28 | 2015-06-28 | Scientific phenomenon presentation device of electroproduction magnetism and pressure and area relation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520459435.2U CN204759858U (en) | 2015-06-28 | 2015-06-28 | Scientific phenomenon presentation device of electroproduction magnetism and pressure and area relation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204759858U true CN204759858U (en) | 2015-11-11 |
Family
ID=54474541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520459435.2U Expired - Fee Related CN204759858U (en) | 2015-06-28 | 2015-06-28 | Scientific phenomenon presentation device of electroproduction magnetism and pressure and area relation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204759858U (en) |
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2015
- 2015-06-28 CN CN201520459435.2U patent/CN204759858U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151111 Termination date: 20160628 |