CN207602112U - A kind of experimental provision for verifying electromagnetic induction law - Google Patents
A kind of experimental provision for verifying electromagnetic induction law Download PDFInfo
- Publication number
- CN207602112U CN207602112U CN201721471079.1U CN201721471079U CN207602112U CN 207602112 U CN207602112 U CN 207602112U CN 201721471079 U CN201721471079 U CN 201721471079U CN 207602112 U CN207602112 U CN 207602112U
- Authority
- CN
- China
- Prior art keywords
- cross bar
- tablet
- experimental provision
- universal wheel
- electromagnetic induction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of experimental provisions for verifying electromagnetic induction law,Including installation tablet and experimental provision,The experimental provision is fixedly mounted on the upper center of installation tablet,And the lower end four corners of installation tablet are equipped with mobile universal wheel,The upper end of the mobile universal wheel is fixedly connected with the lower end of mounting post,The upper end of mounting post is inserted into the vertical slot of installation tablet lower end,The quantity of the vertical slot is four,One end for being plugged with the first cross bar and the second cross bar of four vertical slots,It is fitted and connected on the downside of one end of first cross bar and the second cross bar with the upper end of mounting post,The first cross bar and the second cross bar of setting are defined the upper-lower position of mobile universal wheel,The position for moving up and down changeable hollow sleeve of mobile universal wheel,When hollow sleeve is bonded with ground,So that the position of single unit system is fixed,The positioning plate of setting is bonded with ground,Improve the stability of single unit system.
Description
Technical field
The utility model is related to electricity correlative technology field, specially a kind of experiment for verifying electromagnetic induction law fills
It puts.
Background technology
Usually on classroom, " Faraday's electromagnetic induction law experiment " is carried out by observing the deflection of galvanometer pointer
Demonstration is demonstrated by screen, books, and visuality is weak for student for traditional teaching demonstration method, too takes out
As being unfavorable for understanding of the student to Faraday's electromagnetic induction law relevant knowledge.And in the entire experiment process, student is
The angle observation of observer is intended only as, there is no participating in person in the operating process of experiment, is unfavorable for deepening the print of student
As.
In the prior art, number of patent application 201520390991.9, a kind of entitled Faraday's electromagnetic induction law of patent
Apparatus for demonstrating, which is equipped with demonstration board and turntable, is demonstrated, and is additionally provided with pedestal and mobile universal wheel convenient for whole
The movement of device, but the patent does not have any location structure, and the position of single unit system is caused to be not fixed, single unit system can occur
From shifting, on the numerous classroom of student, there are security risks.
Utility model content
It is above-mentioned to solve the purpose of this utility model is to provide a kind of experimental provision for verifying electromagnetic induction law
The problem of being proposed in background technology.
To achieve the above object, the utility model provides following technical solution：It is a kind of for verifying electromagnetic induction law
Experimental provision, including installation tablet and experimental provision, the experimental provision is fixedly mounted on the upper center of installation tablet, and pacifies
The lower end four corners of dress tablet are equipped with mobile universal wheel, and the upper end of the mobile universal wheel is fixedly connected with the lower end of mounting post,
The upper end of mounting post is inserted into the vertical slot of installation tablet lower end, and the quantity of the vertical slot is four, and four vertical slots are plugged with
It is bonded on the downside of one end of one end of first cross bar and the second cross bar, first cross bar and the second cross bar with the upper end of mounting post
Connection, and the other end of the first cross bar and the second cross bar runs through the through-hole of vertical slot both sides, one end extension of first cross bar
To extension slot, the other end of second cross bar extends to the outside of installation tablet, and the lower end four corners for installing tablet are all provided with
There is hollow sleeve, the mobile universal wheel is located in hollow sleeve, and the lower end both sides of hollow sleeve are connected by hinged seat
One end of positioning plate, the side of the positioning plate other end are fixedly connected with one end of guide rod, and the other end of guide rod, which is fixed, to be connected
In the middle part of one end of plugboard, the plate is located in the groove of mounting blocks one end, and the other end of mounting blocks is fixedly connected with hollow sleeve
The outside of cylinder.
Preferably, one end of first cross bar connects the side wall of extension slot by resetting spring, and the extension slot is located at
The lower end of tablet is installed, the quantity of extension slot and the quantity of vertical slot are consistent.
Preferably, the both sides of described plate one end are equipped with jack, and the bottom of jack connects positioning pin by compressed spring
One end of nail, one end of the shop bolt are located in jack, and the other end of shop bolt extends to the outside of jack.
Preferably, the other end of the shop bolt and one end side of L-shaped kelly are fitted and connected, L-shaped kelly it is another
End is hinged the side of mounting blocks by Damping rotation shaft.
Compared with prior art, the beneficial effects of the utility model are：It is rational in infrastructure, the first cross bar of setting and the second horizontal stroke
Bar is defined the upper-lower position of mobile universal wheel, the position for moving up and down changeable hollow sleeve of mobile universal wheel, when
When hollow sleeve is bonded with ground so that the position of single unit system is fixed, and the positioning plate of setting is bonded with ground, improves entirety
The stability of device, it is highly practical, solve shortcoming of the prior art well.
Description of the drawings
Fig. 1 is the utility model structural profile illustration；
Fig. 2 is structure enlargement diagram at A in the utility model Fig. 1；
Fig. 3 is the utility model guide rod and mounting blocks attachment structure schematic diagram.
In figure：Tablet 1, vertical slot 2, mobile universal wheel 3, the first cross bar 4, the second cross bar 5, extension slot 6, hollow sleeve are installed
7th, positioning plate 8, guide rod 9, mounting blocks 10, plate 11, shop bolt 12, L-shaped kelly 13.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
- 3 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of experiment for verifying electromagnetic induction law
Device, including installation tablet 1 and experimental provision, experimental provision is fixedly mounted on the upper center of installation tablet 1, and experimental provision is
The device of the identical function in patent is compared, not as the innovation of utility model, does not do excessive elaboration herein；
And the lower end four corners of installation tablet 1 are equipped with mobile universal wheel 3, the upper end of mobile universal wheel 3 is fixedly connected with peace
The lower end of column is filled, the upper end of mounting post is inserted into the vertical slot 2 of 1 lower end of installation tablet, and the quantity of vertical slot 2 is four, four vertical slots 2
The one end for being plugged with the first cross bar 4 and the second cross bar 5, on the downside of one end of the first cross bar 4 and the second cross bar 5 and mounting post
Upper end be fitted and connected, and the other end of the first cross bar 4 and the second cross bar 5 run through 2 both sides of vertical slot through-hole, the first cross bar 4
One end extend in extension slot 6, one end of the first cross bar 4 passes through the side wall that resetting spring connects extension slot 6, extension slot 6
In the lower end of installation tablet 1, the quantity and the quantity of vertical slot 2 of extension slot 6 are consistent；
The other end of second cross bar 5 extends to the outside of installation tablet 1, and the lower end four corners of installation tablet 1 are equipped with
Empty set 7, mobile universal wheel 3 are located in hollow sleeve 7, and the lower end both sides of hollow sleeve 7 are connected by hinged seat and positioned
One end of plate 8, the side of 8 other end of positioning plate are fixedly connected with one end of guide rod 9, and the other end of guide rod 9 is fixedly connected slotting
In the middle part of one end of plate 11, plate 11 is located in the groove of 10 one end of mounting blocks, and the other end of mounting blocks 10 is fixedly connected with hollow sleeve
The outside of cylinder 7；
The first cross bar 4 and the second cross bar 5 of setting are defined the upper-lower position of mobile universal wheel 3, mobile universal wheel 3
The position for moving up and down changeable hollow sleeve 7, when hollow sleeve 7 is bonded with ground so that the position of single unit system is consolidated
It is fixed；
The both sides of 11 one end of plate are equipped with jack, and the bottom of jack connects the one of shop bolt 12 by compressed spring
End, one end of shop bolt 12 are located in jack, and the other end of shop bolt 12 extends to the outside of jack, shop bolt 12
One end side of the other end and L-shaped kelly 13 is fitted and connected, and the other end of L-shaped kelly 13 is hinged mounting blocks 10 by Damping rotation shaft
Side, the downside of positioning plate 8 is equipped with placing groove, is equipped with damping mat in placing groove, the positioning plate 8 of setting is bonded with ground, carries
The high stability of single unit system.
Operation principle：When the utility model is used, first mobile install tablet 1, after arrival needs position, pull outward
First cross bar 4 and the second cross bar 5 so that one end of the first cross bar 4 and the second cross bar 5 is moved in through-hole, at this point, in gravity
Under the action of, installation tablet 1 moves down so that hollow sleeve 7 is bonded with ground, then pulls L-shaped kelly 13 outward so that
L-shaped kelly 13 is detached with shop bolt 12, releases the fixation to plate 11, still further below running fix plate 8, one end of positioning plate 8
It is bonded with ground so that the position of single unit system is fixed.
While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case of the principle and spirit for not departing from the utility model, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of experimental provision for verifying electromagnetic induction law, including installing tablet（1）And experimental provision, the experiment dress
It puts and is fixedly mounted on installation tablet（1）Upper center, and install tablet（1）Lower end four corners be equipped with mobile universal wheel
（3）, it is characterised in that：The mobile universal wheel（3）Upper end be fixedly connected with the lower end of mounting post, peace is inserted into the upper end of mounting post
Fill tablet（1）The vertical slot of lower end（2）It is interior, the vertical slot（2）Quantity for four, four vertical slots（2）Be plugged with first horizontal stroke
Bar（4）With the second cross bar（5）One end, first cross bar（4）With the second cross bar（5）One end on the downside of it is upper with mounting post
End is fitted and connected, and the first cross bar（4）With the second cross bar（5）The other end run through vertical slot（2）The through-hole of both sides, described first
Cross bar（4）One end extend to extension slot（6）It is interior, second cross bar（5）The other end extend to installation tablet（1）It is outer
Tablet is installed in side（1）Lower end four corners be equipped with hollow sleeve（7）, the mobile universal wheel（3）Positioned at hollow sleeve（7）
It is interior, and hollow sleeve（7）Lower end both sides pass through hinged seat connected positioning plate（8）One end, the positioning plate（8）The other end
Side be fixedly connected with guide rod（9）One end, guide rod（9）The other end be fixedly connected with plate（11）One end in the middle part of, institute
State plate（11）Positioned at mounting blocks（10）In the groove of one end, mounting blocks（10）The other end be fixedly connected with hollow sleeve（7）'s
Outside.
2. a kind of experimental provision for verifying electromagnetic induction law according to claim 1, it is characterised in that：Described first is horizontal
Bar（4）One end extension slot is connected by resetting spring（6）Side wall, the extension slot（6）Positioned at installation tablet（1）Under
End, extension slot（6）Quantity and vertical slot（2）Quantity be consistent.
3. a kind of experimental provision for verifying electromagnetic induction law according to claim 1, it is characterised in that：The plate
（11）The both sides of one end are equipped with jack, and the bottom of jack connects shop bolt by compressed spring（12）One end, it is described fixed
Position pin（12）One end be located in jack, shop bolt（12）The other end extend to the outside of jack.
4. a kind of experimental provision for verifying electromagnetic induction law according to claim 3, it is characterised in that：The positioning pin
Nail（12）The other end and L-shaped kelly（13）One end side be fitted and connected, L-shaped kelly（13）The other end pass through Damping rotation shaft
Hinged mounting blocks（10）Side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721471079.1U CN207602112U (en) | 2017-11-07 | 2017-11-07 | A kind of experimental provision for verifying electromagnetic induction law |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721471079.1U CN207602112U (en) | 2017-11-07 | 2017-11-07 | A kind of experimental provision for verifying electromagnetic induction law |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207602112U true CN207602112U (en) | 2018-07-10 |
Family
ID=62759000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721471079.1U Expired - Fee Related CN207602112U (en) | 2017-11-07 | 2017-11-07 | A kind of experimental provision for verifying electromagnetic induction law |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207602112U (en) |
-
2017
- 2017-11-07 CN CN201721471079.1U patent/CN207602112U/en not_active Expired - Fee Related
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Legal Events
| 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: 20180710 Termination date: 20191107 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |