CN206649788U - The physics facility that a kind of movement of falling object is combined with electromagnetic induction phenomenon - Google Patents
The physics facility that a kind of movement of falling object is combined with electromagnetic induction phenomenon Download PDFInfo
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- CN206649788U CN206649788U CN201720378672.5U CN201720378672U CN206649788U CN 206649788 U CN206649788 U CN 206649788U CN 201720378672 U CN201720378672 U CN 201720378672U CN 206649788 U CN206649788 U CN 206649788U
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- movement
- framework
- falling object
- electromagnetic induction
- conductor rod
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Abstract
It the utility model is related to Physical Experiment equipment technical field, the physics facility being combined more particularly to a kind of movement of falling object with electromagnetic induction phenomenon, including base, first framework, second framework, sucker electromagnet, magnetic coil, timer, timing starts to switch, timing shutdown switch, conductor rod, flexible wire, damping sponge, pressure sensor and ammeter, conductor rod is adsorbed on sucker electromagnet, press timing start switch when, sucker electromagnet is closed, conductor rod does the movement of falling object, cut the magnetic induction line that magnetic coil passes through the first frame plane, conductor rod loop produces induced-current, electromagnetic induction phenomenon can directly be observed, when conductor rod is fallen on base, timer is controlled to stop timing by pressure sensor, the time of the accurate measurement movement of falling object.The utility model combines movement of falling object experiment and electromagnetic induction phenomenon experiment, has the advantages of observation result is more directly perceived, and measurement result is more accurate.
Description
Technical field
It the utility model is related to Physical Experiment equipment technical field, and in particular to a kind of movement of falling object and electromagnetic induction
The physics facility that phenomenon is combined.
Background technology
Not by any resistance, only the object that lands under gravity, is named " freely falling body ".The acceleration of freely falling body
It is a constant constant g, it is the uniformly accelrated rectilinear motion that initial velocity is zero.
When electromagnetic induction phenomenon refers to that a part of conductor of closed circuit does cutting magnetic induction line motion, it will be produced on conductor
The phenomenon of raw electric current, caused electric current are called induced-current.
The experimentation of existing movement of falling object experiment and electromagnetic induction phenomenon more focuses on data calculating, and experimental result is not
Enough directly perceived, student is difficult to observe the even accelerator of freely falling body and the cutting magnetic induction of electromagnetic induction directly from experimentation
Line produces induced-current phenomenon.
Utility model content
According to the deficiencies in the prior art, the utility model provides a kind of movement of falling object and mutually tied with electromagnetic induction phenomenon
The physics facility of conjunction, solves that prior art experimental result is not directly perceived enough, and two experiments can not effectively combine the technology carried out
Problem.
The physics facility that the movement of falling object of the present utility model is combined with electromagnetic induction phenomenon, including base,
First framework, the second framework, sucker electromagnet, magnetic coil, timer, timing start switch, timing shutdown switch, conductor rod,
Flexible wire, damping sponge, pressure sensor, ammeter, first framework are vertically set on the base, and described second
It is provided with magnetic coil on framework, the plane described in the magnetic core face of the magnetic coil where the first framework, on first framework
Be provided with scale, the top horizontal of first framework is provided with sucker electromagnet, the timing start switch respectively with it is described
Sucker electromagnet and timer electrical connection, the timing start the closing that switch controls the sucker electromagnet, same to time control
Make the timer and start timing, adsorb the conductor rod on the sucker electromagnet, the both ends of the conductor rod pass through described
Flexible wire is connected with the ammeter, and damping sponge and pressure sensor, the pressure sensor are provided with the base
Electrically connected with the timing shutdown switch, the timing shutdown switch controls the timer to stop timing.
Preferably, the length of the flexible wire is more than the height of first framework.
Preferably, first framework is divided into two sections for sliding and setting.
Preferably, the hypomere of first framework and upper segment length are 50cm.
Preferably, the timer is additionally provided with reset switch, the reset switch controls the timing of the timer
Reset.
Preferably, the sucker electromagnet is strip, the length of the sucker electromagnet is more than the conductor rod.
Preferably, multiple magnetic beads of different weight are also adsorbed with the sucker electromagnet.
The physics facility that the movement of falling object of the present utility model is combined with electromagnetic induction phenomenon, when in use,
By the absorption of conductor rod on sucker electromagnet, press timing and start to switch, sucker electromagnet is closed, and conductor rod does freely falling body fortune
Dynamic, cutting magnetic coil passes through the magnetic induction line of the first frame plane, and conductor rod loop produces induced-current, can observe directly electricity
The change of flow table reading, that is, observe electromagnetic induction phenomenon；When conductor rod do the movement of falling object fall on base damping sea
When on silk floss, pressure sensor detects pressure caused by the landing of conductor rod, and control timing shutdown switch stops timing, you can accurate
Measurement conductor rod does the time of movement of falling object needs, by the length for adjusting the first framework epimere, you can adjustment freely falls
The height of body motion, and then measure multigroup movement of falling object time of different height whereabouts.In addition, in order to avoid electromagnetic induction
Influence of the phenomenon to the movement of falling object, the utility model can also close magnetic coil, directly pass through the multiple small of different weight
Magnetic bead carries out movement of falling object experiment.
The physics facility that the movement of falling object of the present utility model is combined with electromagnetic induction phenomenon, by freely falling body
Exercise testing and electromagnetic induction phenomenon experiment combine, and have the advantages of observation result is more directly perceived, and measurement result is more accurate.
Brief description of the drawings
Fig. 1 is overall structure front view of the present utility model；
Fig. 2 is overall structure side view of the present utility model.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
As shown in Figure 1-2, the physics facility that the movement of falling object of the present embodiment is combined with electromagnetic induction phenomenon,
Opened including base (1), the first framework (2), the second framework (3), sucker electromagnet (4), magnetic coil (5), timer (6), timing
Begin switch (7), timing shutdown switch (8), conductor rod (9), flexible wire (10), damping sponge (11), pressure sensor (12),
Ammeter (13), first framework (2) are vertically set on the base (1), and magnet-wire is provided with second framework (3)
Enclose (5), the plane described in the magnetic core face of the magnetic coil (5) where the first framework (2), set on first framework (2)
There is scale, the top horizontal of first framework (2) is provided with sucker electromagnet (4), timer is provided with the base (1)
(6), timing start switch (7), timing shutdown switch (8), the timing start switch (7) respectively with the sucker electromagnet
(4) and the timer (6) electrical connection, the timing start to switch the closing that (7) control the sucker electromagnet (4), simultaneously
Control the timer (6) to start timing, the conductor rod (9), the conductor rod (9) are adsorbed on the sucker electromagnet (4)
Both ends connected by the flexible wire (10) with the ammeter (13), be provided with damping sponge on the base (1)
(11) electrically connected with pressure sensor (12), the pressure sensor (12) with the timing shutdown switch (8), the timing stops
Only switching (8) controls the timer (6) to stop timing.
The length of flexible wire (10) in the present embodiment is more than the height of the first framework (2).Can do conductor rod (9)
The movement of falling object by flexible wire (10) length without being limited.
Further, the first framework (2) in the present embodiment is divided into two sections for sliding and setting, and hypomere and upper segment length are
50cm, can adjust the height of the movement of falling object, and then measure multigroup experimental data.
Further, the timer in the present embodiment (6) is additionally provided with reset switch (14), reset switch (14) control
The timing for making the timer (6) resets.
Further, the sucker electromagnet (4) in the present embodiment is strip, and the length of the sucker electromagnet (4) is big
In the conductor rod (9).Conductor rod (9) integral level can be adsorbed, make during closing conductor rod (9) it is overall it is vertical fall, make
Magnetic induction line of conductor rod (9) the integral cutting magnetic coil (5) in the first framework (2) plane.
Further, multiple magnetic beads (15) of different weight are also adsorbed with the sucker electromagnet (4) in the present embodiment.Can
To close magnetic coil (5), directly movement of falling object experiment is carried out by multiple little magnetic beads (15) of different weight.
The physics facility that the movement of falling object of the present embodiment is combined with electromagnetic induction phenomenon, when in use, will
Conductor rod (9) is adsorbed on sucker electromagnet (4), is pressed timing and is started to switch (7), sucker electromagnet (4) is closed, conductor rod
(9) movement of falling object is done, cutting magnetic coil (5) passes through the magnetic induction line of the first framework (2) plane, and conductor rod (9) loop produces
Induced-current, the change of ammeter (13) reading can be observed directly, that is, observe electromagnetic induction phenomenon；When conductor rod (9)
When doing the movement of falling object and falling on the damping sponge (11) on base (1), pressure sensor (12) detects that conductor rod (9) falls
Pressure caused by ground, control timing shutdown switch (8) stop timing, you can accurate measurement conductor rod (9) does the movement of falling object
The time needed, by the length for adjusting the first framework (2) epimere, you can adjust the height of the movement of falling object, and then measure
Multigroup movement of falling object time that different height falls.In addition, in order to avoid electromagnetic induction phenomenon is to the movement of falling object
Influence, the utility model can also close magnetic coil (5), directly by multiple little magnetic beads (15) of different weight freely fall
Body exercise testing.
Preferred embodiment of the present utility model is the foregoing is only, not to limit the utility model, should be referred to
Go out, for those skilled in the art, on the premise of the application principle is not departed from, can also make some
Improvements and modifications, all within the spirit and principles of the utility model, any modification, equivalent substitution and improvements made etc., all should
It is considered as within the scope of protection of the utility model.
Claims (7)
- A kind of 1. physics facility that movement of falling object is combined with electromagnetic induction phenomenon, it is characterised in that：Including base, First framework, the second framework, sucker electromagnet, magnetic coil, timer, timing start switch, timing shutdown switch, conductor rod, Flexible wire, damping sponge, pressure sensor, ammeter, first framework are vertically set on the base, and described second It is provided with magnetic coil on framework, the plane described in the magnetic core face of the magnetic coil where the first framework, on first framework Be provided with scale, the top horizontal of first framework is provided with sucker electromagnet, the timing start switch respectively with it is described Sucker electromagnet and the timer are electrically connected, and the conductor rod, the both ends of the conductor rod are adsorbed on the sucker electromagnet Connected by the flexible wire with the ammeter, damping sponge and pressure sensor, the pressure are provided with the base Force snesor electrically connects with the timing shutdown switch.
- 2. the physics facility that a kind of movement of falling object as claimed in claim 1 is combined with electromagnetic induction phenomenon, its It is characterised by：The length of the flexible wire is more than the height of first framework.
- 3. the physics facility that a kind of movement of falling object as claimed in claim 1 or 2 is combined with electromagnetic induction phenomenon, It is characterized in that：First framework is divided into two sections for sliding and setting.
- 4. the physics facility that a kind of movement of falling object as claimed in claim 3 is combined with electromagnetic induction phenomenon, its It is characterised by：The hypomere of first framework and upper segment length are 50cm.
- 5. the physics facility that a kind of movement of falling object as claimed in claim 1 is combined with electromagnetic induction phenomenon, its It is characterised by：The timer is additionally provided with reset switch, and the reset switch controls the timing of the timer to reset.
- 6. the physics facility that a kind of movement of falling object as claimed in claim 1 is combined with electromagnetic induction phenomenon, its It is characterised by：The sucker electromagnet is strip, and the length of the sucker electromagnet is more than the conductor rod.
- 7. the physics facility that a kind of movement of falling object as claimed in claim 1 is combined with electromagnetic induction phenomenon, its It is characterised by：Multiple magnetic beads of different weight are also adsorbed with the sucker electromagnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720378672.5U CN206649788U (en) | 2017-04-12 | 2017-04-12 | The physics facility that a kind of movement of falling object is combined with electromagnetic induction phenomenon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720378672.5U CN206649788U (en) | 2017-04-12 | 2017-04-12 | The physics facility that a kind of movement of falling object is combined with electromagnetic induction phenomenon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206649788U true CN206649788U (en) | 2017-11-17 |
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ID=60276033
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720378672.5U Expired - Fee Related CN206649788U (en) | 2017-04-12 | 2017-04-12 | The physics facility that a kind of movement of falling object is combined with electromagnetic induction phenomenon |
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| Country | Link |
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| CN (1) | CN206649788U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108877421A (en) * | 2018-07-20 | 2018-11-23 | 佛山科枫文化传播有限公司 | A kind of physics teaching free fall experimental device |
| CN108961959A (en) * | 2018-07-03 | 2018-12-07 | 陕西师范大学 | A kind of multi-functional Lenz's law experimental provision |
| CN109741663A (en) * | 2019-03-19 | 2019-05-10 | 王端晔 | Physics lesson free fall experimental device |
-
2017
- 2017-04-12 CN CN201720378672.5U patent/CN206649788U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108961959A (en) * | 2018-07-03 | 2018-12-07 | 陕西师范大学 | A kind of multi-functional Lenz's law experimental provision |
| CN108877421A (en) * | 2018-07-20 | 2018-11-23 | 佛山科枫文化传播有限公司 | A kind of physics teaching free fall experimental device |
| CN109741663A (en) * | 2019-03-19 | 2019-05-10 | 王端晔 | Physics lesson free fall experimental device |
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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: 20171117 Termination date: 20190412 |
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| CF01 | Termination of patent right due to non-payment of annual fee |