CN208819465U - A kind of physics teaching object gravitional force demonstration equipment - Google Patents
A kind of physics teaching object gravitional force demonstration equipment Download PDFInfo
- Publication number
- CN208819465U CN208819465U CN201820623689.7U CN201820623689U CN208819465U CN 208819465 U CN208819465 U CN 208819465U CN 201820623689 U CN201820623689 U CN 201820623689U CN 208819465 U CN208819465 U CN 208819465U
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- CN
- China
- Prior art keywords
- sliding rail
- installation casing
- support rod
- installation
- gravitional force
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- 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.)
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Abstract
The utility model discloses a kind of physics teaching object gravitional force demonstration equipments, including support rod, load cell, support post and slide ramp, the inner vertical of the support post is equipped with electric telescopic rod, and the top of electric telescopic rod through support post top and is equipped with installation casing, the inside of the installation casing is equipped with article putting groove, the two sides of installation casing top one end are all vertically-mounted support rod, and jack is evenly arranged on the inner sidewall of support rod, the installation casing top of the support rod side is equipped with installation part, and installation part is equipped with slide ramp by hinge close to one end of support rod.The case where the utility model can study influence situation of the coefficient of friction to body potential energy, and the gradient and height that arbitrarily adjust slide ramp also may be implemented, realize body potential energy under demonstration different gradient and different height.
Description
Technical field
The utility model relates to physics teaching teaching aid technical field, specially a kind of physics teaching is drilled with object gravitional force
Show apparatus.
Background technique
With the continuous development of society, continuous improvement of people's living standards, people are increasingly heavier to the education of children
Depending on, the teaching aid type used in teaching process is more and more, more and more helps are provided for the study of student,
In in physical teaching course, usually need to use various various teaching teaching aids for different knowledge points, and object gravitational potential
Can the case where be emphasis knowledge content, knowledge points such as the influence of the coefficient of friction involved to gravitional force, and for this
The explanation of knowledge point, it is simple to be difficult to bring deep impression to student by the teaching of book knowledge, although also lacking at present
Number is directed to the demonstration equipment of this knowledge point, but still does not have good demonstrating effect, for example cannot very easily adjust slope
Height and angle, and be not provided with different sliding rails.
Utility model content
The purpose of this utility model is to provide a kind of physics teaching object gravitional force teaching demonstration apparatus, to solve
The problems mentioned above in the background art.
To achieve the above object, the utility model provides the following technical solutions: a kind of physics teaching object gravitional force
Demonstration equipment, including the first sliding rail, load cell, support post, the second sliding rail and third sliding rail, it is described
The inner vertical of support post is equipped with electric telescopic rod, and the top of electric telescopic rod through support post top and is equipped with
Installation casing, the inside of the installation casing is equipped with article putting groove, and the side middle position of article putting groove is equipped with handle, institute
It states installation casing positive one end and display screen is installed, the positive other end of installation casing is equipped with single-chip microcontroller, and single-chip microcontroller is logical
Conducting wire to be crossed to be electrically connected with display screen, the two sides of installation casing top one end are all vertically-mounted a support rod, and support rod
Jack is evenly arranged on inner sidewall, the installation casing top of the support rod side is equipped with installation part, and installation part is close
One end of support rod is equipped with slide ramp by hinge, and the slide ramp is respectively arranged with far from the both ends of support rod side
First sliding rail and the second sliding rail, slide ramp are provided with third sliding rail far from the middle position of support rod side
Road, the slide ramp is all equipped with fixing piece far from the upper end two sides of support rod side, and is fixed between two fixing pieces
Plate is all uniformly equipped with the elastic telescopic part to match with jack, the installation casing on the two sidewalls of the slide ramp
The one end of top far from support rod is vertically-mounted riser, and there are three force-measuring sensings close to the installation of the side of slide ramp for riser
Device, the load cell and single-chip microcontroller are electrically connected.
Preferably, installation casing top two sides between the installation part and riser are all vertically-mounted baffle.
Preferably, the bottom end of the support post is fixed with antiskid rubber.
Preferably, the both ends of the article putting groove bottom end are all equipped with reserved block, and the both ends of installation casing bottom end inner wall are all set
It is equipped with the preformed groove to match with reserved block.
Preferably, the bottom end of the installation part is equipped with sliding block, and the top of installation casing is provided with to match with sliding block
Sliding slot.
Preferably, the width of first sliding rail and the second sliding rail is smaller than the width of third sliding rail.
Preferably, first sliding rail, the second sliding rail and third sliding rail are all located at load cell
In same horizontal line.
It is used compared with prior art, the utility model has the beneficial effects that the physics teaching is demonstrated with object gravitional force
Tool is by installation slide ramp and the first sliding rail, the second sliding rail and third sliding rail are arranged on the slope, due to
First sliding rail, the second sliding rail are different with the sidewall friction coefficient of third sliding rail, allow to study friction system
The influence situation of several pairs of body potential energies, by installation slide ramp and installation part, and the mutually matched sliding block of setting, sliding slot and
Mutually matched elastic telescopic part and jack allow to arbitrarily adjust the gradient and height of slide ramp, realize that demonstration is different
It is easy to operate under the gradient and different height the case where body potential energy, more intuitive demonstration situation can be shown in student face
Before, the understanding conducive to student to knowledge point, by installing electric telescopic rod, adjustable installs case in support post inner vertical
The height of body, so as to ensure that heel row student can also be seen clearly that presentation process.
Detailed description of the invention
Fig. 1 is the internal structure schematic elevation view of the utility model；
Fig. 2 is the internal structure schematic side view of the utility model；
Fig. 3 is the structure schematic elevation view of the utility model；
In figure: 1- support rod；The first sliding rail of 2-；3- fixing piece；4- jack；5- load cell；6- baffle；7- is set
Object slot；8- electric telescopic rod；9- antiskid rubber；10- support post；11- installation casing；12- riser；The second sliding rail of 13-；
14- elastic telescopic part；15- plate；16- slide ramp；17- third sliding rail；18- installation part；19- handle；20- is reserved
Slot；21- display screen；22- single-chip microcontroller.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, 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 embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, a kind of embodiment provided by the utility model: a kind of physics teaching object gravitional force demonstration
Apparatus, including the first sliding rail 2, load cell 5, support post 10, the second sliding rail 13 and third sliding rail 17,
The bottom end of support post 10 is fixed with antiskid rubber 9, and the inner vertical of support post 10 is equipped with electric telescopic rod 8, and electronic
The top of telescopic rod 8 is through 10 top of support post and is equipped with installation casing 11, and the inside of installation casing 11 is equipped with glove
Slot 7, the both ends of 7 bottom end of article putting groove are all equipped with reserved block, and the both ends of 11 bottom end inner wall of installation casing are all provided with and reserved block
The preformed groove 20 to match facilitates pull article putting groove 7 using the cooperation of reserved block and preformed groove 20, and in the side of article putting groove 7
Between handle 19 is installed at position, the positive one end of installation casing 11 is equipped with display screen 21, and installation casing 11 is positive another
End is equipped with single-chip microcontroller 22, and the model of the single-chip microcontroller 22 can be JZC1-44, and single-chip microcontroller 22 is electrically connected by conducting wire with display screen 21
It connects, the two sides of 11 top one end of installation casing are all vertically-mounted support rod 1, and is evenly arranged on the inner sidewall of support rod 1
11 top of installation casing of jack 4,1 side of support rod is equipped with installation part 18, and the bottom end of installation part 18 is equipped with sliding block, installation
The top of cabinet 11 is provided with the sliding slot to match with sliding block, and installation part 18 is installed close to one end of support rod 1 by hinge
There is slide ramp 16, slide ramp 16 is respectively arranged with the first sliding rail 2 and the second sliding far from the both ends of 1 side of support rod
Track 13, slide ramp 16 are provided with third sliding rail 17, the first sliding rail far from the middle position of 1 side of support rod
2 and second the width of sliding rail 13 be smaller than the width of third sliding rail 17, slide ramp 16 is far from 1 side of support rod
Upper end two sides are all equipped with fixing piece 3, and plate 15 is fixed between two fixing pieces 3, on the two sidewalls of slide ramp 16 all
The elastic telescopic part 14 to match with jack 4 uniformly is installed, the one end of 11 top of installation casing far from support rod 1 is vertically-mounted
There is riser 12, and there are three load cell 5, the types of the load cell 5 close to the installation of the side of slide ramp 16 for riser 12
It number can be VC08, the first sliding rail 2, the second sliding rail 13 and third sliding rail 17 are all located at load cell 5 same
On one horizontal line, load cell 5 and single-chip microcontroller 22 are electrically connected, 11 top of installation casing between installation part 18 and riser 12
Two sides are all vertically-mounted baffle 6, prevents object block from falling from installation casing 11 in sliding process.
Working principle: in use, powering on, when being demonstrated, it is sliding that three object blocks are individually positioned in first first
On plate 15 at 17 position of dynamic rail road 2, the second sliding rail 13 and third sliding rail, then pass through the sliding block and cunning of setting
The mutual cooperation of slot and elastic telescopic part 14 and jack 4 adjusts the gradient and height of slide ramp 16, after regulating, extraction
Plate 15, object block slide along the first sliding rail 2, the second sliding rail 13 and third sliding rail 17 to installation casing 11
Upper surface is simultaneously collided with riser 12, and load cell 5 passes data to single-chip microcontroller 22 in time, through treated the number of single-chip microcontroller 22
The case where showing according on display screen 21, not only realizing body potential energy under demonstration different gradient and different height, can be with
Demonstrate influence situation of the coefficient of friction to body potential energy, using the electric telescopic rod 8 of installation, the height of adjustable installation casing 11
Degree, so as to ensure that heel row student can also be seen clearly that presentation process.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (7)
1. a kind of physics teaching object gravitional force demonstration equipment, including the first sliding rail (2), load cell (5), branch
Support column (10), the second sliding rail (13) and third sliding rail (17), it is characterised in that: the support post (10) it is interior
Portion is vertically-mounted to be had electric telescopic rod (8), and the top of electric telescopic rod (8) through support post (10) top and is equipped with
It cases body (11), the inside of the installation casing (11) is equipped with article putting groove (7), and the side middle position of article putting groove (7)
It is equipped with handle (19), the positive one end of the installation casing (11) is equipped with display screen (21), and installation casing (11) is positive
The other end is equipped with single-chip microcontroller (22), and single-chip microcontroller (22) is electrically connected by conducting wire with display screen (21), the installation casing
(11) two sides of top one end are all vertically-mounted has support rod (1), and is evenly arranged with jack on the inner sidewall of support rod (1)
(4), installation casing (11) top of support rod (1) side is equipped with installation part (18), and installation part (18) is close to support
One end of bar (1) is equipped with slide ramp (16) by hinge, both ends of the slide ramp (16) far from support rod (1) side
It is respectively arranged with the first sliding rail (2) and the second sliding rail (13), slide ramp (16) is far from support rod (1) side
Between be provided with third sliding rail (17) at position, upper end two sides of the slide ramp (16) far from support rod (1) side are all
It is equipped with fixing piece (3), and is fixed with plate (15) between two fixing pieces (3), on the two sidewalls of the slide ramp (16)
The elastic telescopic part (14) to match with jack (4) is all uniformly installed, installation casing (11) top is far from support rod (1)
One end it is vertically-mounted have riser (12), and riser (12) close to slide ramp (16) side installation there are three load cell
(5), the load cell (5) and single-chip microcontroller (22) are electrically connected.
2. a kind of physics teaching according to claim 1 object gravitional force demonstration equipment, it is characterised in that: the peace
Installation casing (11) top two sides between piece installing (18) and riser (12) are all vertically-mounted baffle (6).
3. a kind of physics teaching according to claim 1 object gravitional force demonstration equipment, it is characterised in that: the branch
The bottom end of support column (10) is fixed with antiskid rubber (9).
4. a kind of physics teaching according to claim 1 object gravitional force demonstration equipment, it is characterised in that: described to set
The both ends of object slot (7) bottom end are all equipped with reserved block, and the both ends of installation casing (11) bottom end inner wall are all provided with and reserved block phase
Matched preformed groove (20).
5. a kind of physics teaching according to claim 1 object gravitional force demonstration equipment, it is characterised in that: the peace
The bottom end of piece installing (18) is equipped with sliding block, and the top of installation casing (11) is provided with the sliding slot to match with sliding block.
6. a kind of physics teaching according to claim 1 object gravitional force demonstration equipment, it is characterised in that: described
The width of one sliding rail (2) and the second sliding rail (13) is smaller than the width of third sliding rail (17).
7. a kind of physics teaching according to claim 1 object gravitional force demonstration equipment, it is characterised in that: described
One sliding rail (2), the second sliding rail (13) and third sliding rail (17) are all located at same level with load cell (5)
On line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820623689.7U CN208819465U (en) | 2018-04-28 | 2018-04-28 | A kind of physics teaching object gravitional force demonstration equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820623689.7U CN208819465U (en) | 2018-04-28 | 2018-04-28 | A kind of physics teaching object gravitional force demonstration equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208819465U true CN208819465U (en) | 2019-05-03 |
Family
ID=66268633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820623689.7U Expired - Fee Related CN208819465U (en) | 2018-04-28 | 2018-04-28 | A kind of physics teaching object gravitional force demonstration equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208819465U (en) |
-
2018
- 2018-04-28 CN CN201820623689.7U patent/CN208819465U/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: 20190503 Termination date: 20210428 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |