CN206421717U - A kind of senior middle school physics teaching apparatus - Google Patents
A kind of senior middle school physics teaching apparatus Download PDFInfo
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- CN206421717U CN206421717U CN201621074652.0U CN201621074652U CN206421717U CN 206421717 U CN206421717 U CN 206421717U CN 201621074652 U CN201621074652 U CN 201621074652U CN 206421717 U CN206421717 U CN 206421717U
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- connector
- base
- threaded rod
- junction box
- block
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Abstract
The utility model discloses a kind of senior middle school physics teaching apparatus, including base, the top of the base is from left to right sequentially installed with baffle plate and two pillars, the preceding surface of the base is installed with controller, the side of the base is sequentially installed with the first connector and the second connector from front to back, the side of the base and the first junction box and the second junction box are installed below the first connector and the second connector, the bottom of first junction box is installed with the first connector lug.The senior middle school physics teaching apparatus, by to output lead, input lead, the first connector and the setting of the first junction box, the dolly in experiment is set easily to change the length of electrified wire in magnetic field, make understanding that classmates can become apparent from and find the length relation of Ampere force and the electrified wire in magnetic field, classmates more firmly can be understood and remember the relevant knowledge of Ampere force.
Description
Technical field
The utility model is related to teaching aid technical field, specially a kind of senior middle school physics teaching apparatus.
Background technology
The apparatus for enabling student to be used when intuitively, visually understanding each appliances and teachers' instruction used in the content of courses
General name, referred to as, teaching aid can improve the learning interest of student, enrich perceptual knowledge teaching aid, and help forms clear and definite concept, develop
The observation ability and thinking ability of student, typically divides common teaching aid, special teaching aid, the class of Teachig-aid for infant studying three.
In the study of high school physicses, in terms of physics has the subject for comparing and finding it difficult to learn, particularly electricity, because usually people
Can not experience, so student is difficult to understand for this aspect knowledge, wherein Ampere force is important interior in high school physicses
Hold, Ampere force is switched on the active force that wire is subject in magnetic field, be determined by experiment first by French physician ampere.
But the teaching aid of traditional Ampere force experiment, the conductor length for changing energization in magnetic field is relatively difficult, this
Sample has had a strong impact on understanding of the student to Ampere force, because student easily changes experimental variable, is unfavorable for student's active
Ampere force knowledge is practised, the effect of teaching is have impact on.
Utility model content
（One）The technical problem of solution
In view of the shortcomings of the prior art, the utility model provides a kind of senior middle school physics teaching apparatus, solves in magnetic field
Electrified wire length not malleable the problem of.
（Two）Technical scheme
To realize object above, the utility model is achieved by the following technical programs：A kind of senior middle school physics teaching is used
Tool, including base, the top of the base are from left to right sequentially installed with baffle plate and two pillars, and the preceding surface of the base is consolidated
Dingan County is equipped with controller, and the side of the base is sequentially installed with the first connector and the second connector, the bottom from front to back
The side of seat and the first junction box and the second junction box are installed below the first connector and the second connector, described the
The bottom of one junction box is installed with the first connector lug, and the bottom of second junction box is installed with the second connector lug,
Cushion block is installed with the top of the inwall of first connector, the bottom of the cushion block is installed with expansion link, described to stretch
The bottom of contracting bar is installed with fixed block, the surface of the expansion link and positioned between cushion block and fixed block around provided with resetting
Spring, the bottom of the fixed block is installed with connecting rod, and the bottom of the connecting rod is installed with lug plate, described to connect
The bottom of line piece, which runs through the first connector and extends to intert in the lower section of the first connector, the connecting rod, is provided with sleeve, institute
State the threaded rod for being provided with and being adapted with sleeve in sleeve, one end of the threaded rod is through the first connector and extends to first
The outside of connector, one end of the threaded rod and the external stability positioned at the first connector are provided with handle, and described first connects
The inwall side for connecing device is installed with the top of the bolt block being adapted with threaded rod, the pillar and is installed with wire
Output lead and four input leads are sequentially installed with from front to back on seat, the wire seat, and four input leads equidistantly divide
Dolly is overlapped with the top of cloth, the output lead and input lead, one end of the dolly is installed with joint, the gear
The side of plate is installed with weight beam, and the one end of the weight beam away from baffle plate is provided with what is be adapted with joint
Hook, the rear surface of the base is installed with contiguous block, and the one end of the contiguous block away from base is installed with pole,
The side of the pole and it is symmetrically installed with electromagnet in the both sides up and down of output lead.
It is preferred that, the inwall both sides of the electromagnet, which are installed between support block, the support block, to be installed with
Iron core, the surface of the iron core and between the support block around coil is provided with, the controller is electrically connected with coil.
It is preferred that, the quantity of the lug plate is four, and the connection corresponding with four output leads respectively of four lug plates.
It is preferred that, the position of the side of first connector and corresponding threaded rod is offered for the recessed of threaded rod movement
Groove.
It is preferred that, the bottom of the dolly is provided with the roller being adapted with output lead and input lead.
（Three）Beneficial effect
The utility model provides a kind of senior middle school physics teaching apparatus.Possesses following beneficial effect：
（1）, the senior middle school physics teaching apparatus, by output lead, input lead, the first connector and the first junction box
Setting, the dolly in experiment is easily changed the length of electrified wire in magnetic field, classmates is become apparent from
Understanding and find Ampere force with magnetic field electrified wire length relation, classmates more firmly can be understood and is remembered
The firmly relevant knowledge of Ampere force.
（2）, the senior middle school physics teaching apparatus, by the setting to back-moving spring, threaded rod and bolt block, people need to only connect
Logical first connector lug and the second connector lug, without carrying out wiring process again when the conductor length in changing magnetic field,
The use of people is facilitated, the step in experiment is reduced, facilitates the use of people.
Brief description of the drawings
Fig. 1 is the utility model structural representation；
Fig. 2 is the side view of the utility model structure；
Fig. 3 is the utility model A-A partial enlarged drawing；
Fig. 4 is the structural side view of the connector of the utility model first；
Fig. 5 is the attachment structure top view of the utility model pillar, output lead, input lead and dolly；
Fig. 6 is the structural representation of the utility model electromagnet.
In figure：1 base, 2 baffle plates, 3 pillars, 4 controllers, 5 first connectors, 6 second connectors, 7 first junction boxes, 8
Second junction box, 9 first connector lugs, 10 second connector lugs, 11 cushion blocks, 12 expansion links, 13 fixed blocks, 14 back-moving springs, 15 connect
Extension bar, 16 lug plates, 17 sleeves, 18 threaded rods, 19 handles, 20 bolt blocks, 21 wire seats, 22 output leads, 23 input leads,
24 dollies, 25 joints, 26 weight beams, 27 hooks, 28 contiguous blocks, 29 poles, 30 electromagnet, 31 support blocks, 32 iron cores, 33
Coil, 34 grooves, 35 rollers.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, 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, belongs to the scope of the utility model protection.
Fig. 1-6 are referred to, the utility model provides a kind of technical scheme：A kind of senior middle school physics teaching apparatus, including base
1, the top of base 1 is from left to right sequentially installed with baffle plate 2 and two pillars 3, and the preceding surface of base 1 is installed with controller
4, the side of base 1 is sequentially installed with the first connector 5 and the second connector 6 from front to back, the side of base 1 and positioned at first
The lower section of the connector 6 of connector 5 and second is provided with the first junction box 7 and the second junction box 8, and the inside of the first junction box 7 is set
There is the connecting groove being adapted with lug plate 16, then four connecting grooves are connected with the first connector lug 9, so facilitate making for people
With without the process of multiple wiring, the bottom of the first junction box 7 is installed with the first connector lug 9, the bottom of the second junction box 8
Portion, which is installed with the top of the second connector lug 10, the inwall of the first connector 5, is installed with cushion block 11, and the bottom of cushion block 11 is consolidated
Dingan County is equipped with expansion link 12, and the bottom of expansion link 12 is installed with fixed block 13, the surface of expansion link 12 and positioned at cushion block 11
Around back-moving spring 14 is provided between fixed block 13, back-moving spring 14 has the effect resetted, the threaded rod 18 of release is existed
Original position can be bounce back into after release, the bottom of fixed block 13 is installed with connecting rod 15, and the bottom of connecting rod 15 is consolidated
Dingan County is equipped with lug plate 16, and the quantity of lug plate 16 is four, and four lug plates 16 are corresponding with four output leads 22 respectively
Connection, the bottom of lug plate 16, which runs through the first connector 5 and extends to intert in the lower section of the first connector 5, connecting rod 15, to be set
There is sleeve 17, sleeve 17 has the effect for supporting and protecting threaded rod 18, prevents threaded rod 18 from departing from the first connector 5, sleeve
The threaded rod 18 being adapted with sleeve 17 is installed, one end of threaded rod 18 is through the first connector 5 and extends to first in 17
The outside of connector 5, the side of the first connector 5 and the position of correspondence threaded rod 18 offer the groove for the movement of threaded rod 18
34, one end of threaded rod 18 and handle 19 is installed positioned at the external stability of the first connector 5, the setting of handle 19 facilitates spiral shell
The rotation of rasp bar 18, facilitates the use of people, and the inwall side of the first connector 5 is installed with to be adapted with threaded rod 18
Bolt block 20, bolt block 20 has the effect of fixed threaded rod 18, the fixation for enabling threaded rod 18 good, the top of pillar 3
Portion is installed with wire seat 21, wire seat 21 is sequentially installed with output lead 22 and four input leads 23 from front to back,
And four input leads 23 are equally spaced, the top of output lead 22 and input lead 23 is overlapped with dolly 24, the bottom of dolly 24
Portion is provided with the roller 35 being adapted with output lead 22 and input lead 23, and roller 35 has conductive performance, leads input
Line 22 is connected with output lead 23, so facilitates detection Ampere force, and one end of dolly 24 is installed with joint 25, baffle plate 2
Side be installed with weight beam 26, the one end of weight beam 26 away from baffle plate 2 is provided with to be adapted with joint 25
Hook 27, hook 27 can well fix dolly 24, facilitate and the stress of dolly 24 is detected, the rear surface of base 1 is solid
Dingan County is equipped with contiguous block 28, and the one end of contiguous block 28 away from base 1 is installed with pole 29, the side of pole 29 and in output
The both sides up and down of wire 23 are symmetrically installed with electromagnet 30, and the inwall both sides of electromagnet 30 are installed with support block 31, support
Be fixedly mounted cored 32 between block 31, the surface of iron core 32 and between support block 31 around being provided with coil 33, controller 4
It is electrically connected with coil 33.
In use, first connecting the second connector 6, the positive and negative polarities of DC power source adapter are then respectively turned on the first wiring
First 5 and second connector lug 6, then the joint 25 of dolly 24 is connected with hook 27, then operational control device 4, closing coil 33,
Start electromagnet 30, then handle 19 is pulled down, waits and is pressed downwardly onto suitable position, then swing handle 19, make screw thread
Bar 18 is fixed with bolt block 20, and the size of Ampere force is then detected by weight beam 26, then produces handle 19, is unclamped
Threaded rod 18, then operates another lug plate 16, so records the Ampere force of all detections, completes operation.
In summary, senior middle school physics teaching apparatus, by output lead 22, input lead 23, the and of the first connector 5
The setting of first junction box 7, enables the dolly 24 in experiment easily to change the length of electrified wire in magnetic field, makes classmates
The understanding that can be become apparent from and the length relation of discovery Ampere force and the electrified wire in magnetic field, make classmates more firm
Solid understanding and remember the relevant knowledge of Ampere force.
Meanwhile, by the setting to back-moving spring 14, threaded rod 18 and bolt block 20, people need to only connect the first connector lug
9 and second connector lug 10, without carry out wiring process again when the conductor length in changing magnetic field, facilitate people
Use, reduce experiment in step, facilitate the use of people.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or deposited between operating
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Nonexcludability is included, so that process, method, article or equipment including a series of key elements not only will including those
Element, but also other key elements including being not expressly set out, or also include being this process, method, article or equipment
Intrinsic key element.In the absence of more restrictions.By sentence " including one ... the key element limited, it is not excluded that
Also there is other identical element in the process including the key element, method, article or equipment ".
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out in the case where not departing from principle of the present utility model and spirit a variety of changes, repaiies
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of senior middle school physics teaching apparatus, including base（1）, it is characterised in that：The base（1）Top from left to right according to
It is secondary that baffle plate is installed（2）With two pillars（3）, the base（1）Preceding surface be installed with controller（4）, the base
（1）Side be sequentially installed with the first connector from front to back（5）With the second connector（6）, the base（1）Side and position
In the first connector（5）With the second connector（6）Lower section the first junction box is installed（7）With the second junction box（8）, described
One junction box（7）Bottom be installed with the first connector lug（9）, second junction box（8）Bottom be installed with
Two connector lugs（10）, first connector（5）Inwall at the top of be installed with cushion block（11）, the cushion block（11）Bottom
It is installed with expansion link（12）, the expansion link（12）Bottom be installed with fixed block（13）, the expansion link（12）
Surface and positioned at cushion block（11）With fixed block（13）Between around be provided with back-moving spring（14）, the fixed block（13）Bottom
It is installed with connecting rod（15）, the connecting rod（15）Bottom be installed with lug plate（16）, the lug plate（16）
Bottom run through the first connector（5）And extend to the first connector（5）Lower section, the connecting rod（15）It is upper interspersed provided with set
Cylinder（17）, the sleeve（17）Inside it is provided with and sleeve（17）The threaded rod being adapted（18）, the threaded rod（18）One end
Through the first connector（5）And extend to the first connector（5）Outside, the threaded rod（18）One end and positioned at first connect
Connect device（5）External stability handle is installed（19）, first connector（5）Inwall side be installed with and threaded rod
（18）The bolt block being adapted（20）, the pillar（3）Top be installed with wire seat（21）, the wire seat（21）On
Output lead is sequentially installed with from front to back（22）With four input leads（23）, and four input leads（23）It is equally spaced,
The output lead（22）And input lead（23）Top be overlapped with dolly（24）, the dolly（24）One end be fixedly mounted
There is joint（25）, the baffle plate（2）Side be installed with weight beam（26）, the weight beam（26）Away from gear
Plate（2）One end be provided with and joint（25）The hook being adapted（27）, the base（1）Rear surface be installed with connection
Block（28）, the contiguous block（28）Away from base（1）One end be installed with pole（29）, the pole（29）Side and
In output lead（23）Both sides up and down be symmetrically installed with electromagnet（30）.
2. a kind of senior middle school physics teaching apparatus according to claim 1, it is characterised in that：The electromagnet（30）Inwall
Both sides are installed with support block（31）, the support block（31）Between be fixedly mounted it is cored（32）, the iron core（32）Table
Face and positioned at support block（31）Between around be provided with coil（33）, the controller（4）With coil（33）It is electrically connected with.
3. a kind of senior middle school physics teaching apparatus according to claim 1, it is characterised in that：The lug plate（16）Quantity
For four, and four lug plates（16）Respectively with four output leads（22）Correspondence connection.
4. a kind of senior middle school physics teaching apparatus according to claim 1, it is characterised in that：First connector（5）'s
Side and correspondence threaded rod（18）Position offer and supply threaded rod（18）Mobile groove（34）.
5. a kind of senior middle school physics teaching apparatus according to claim 1, it is characterised in that：The dolly（24）Bottom peace
It is equipped with and output lead（22）And input lead（23）The roller being adapted（35）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621074652.0U CN206421717U (en) | 2016-09-23 | 2016-09-23 | A kind of senior middle school physics teaching apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621074652.0U CN206421717U (en) | 2016-09-23 | 2016-09-23 | A kind of senior middle school physics teaching apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206421717U true CN206421717U (en) | 2017-08-18 |
Family
ID=59577213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621074652.0U Expired - Fee Related CN206421717U (en) | 2016-09-23 | 2016-09-23 | A kind of senior middle school physics teaching apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206421717U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110675707A (en) * | 2019-10-23 | 2020-01-10 | 芜湖市科源教学设备有限公司 | Demonstrator for force exertion and reaction force for teaching |
-
2016
- 2016-09-23 CN CN201621074652.0U patent/CN206421717U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110675707A (en) * | 2019-10-23 | 2020-01-10 | 芜湖市科源教学设备有限公司 | Demonstrator for force exertion and reaction force for teaching |
| CN110675707B (en) * | 2019-10-23 | 2021-06-01 | 芜湖市科源教学设备有限公司 | Demonstrator for force exertion and reaction force for teaching |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170818 Termination date: 20180923 |