CN207742830U - A kind of student's high school physics free fall experimental device - Google Patents
A kind of student's high school physics free fall experimental device Download PDFInfo
- Publication number
- CN207742830U CN207742830U CN201721438777.1U CN201721438777U CN207742830U CN 207742830 U CN207742830 U CN 207742830U CN 201721438777 U CN201721438777 U CN 201721438777U CN 207742830 U CN207742830 U CN 207742830U
- Authority
- CN
- China
- Prior art keywords
- pipe
- standpipe
- end plate
- experiment tube
- connecting seat
- 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
Links
Landscapes
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The utility model discloses a kind of student high school physics free fall experimental devices, including pedestal, standpipe, shaft, connecting seat, the experiment tube vacuumized, comparison pipe, end plate and the fender rod not vacuumized, standpipe upper end is fixed with shaft, the both ends of shaft are rotatably connected to connecting seat, experiment tube, comparison pipe are passed through from the side plate of two connecting seats respectively, experiment tube, comparison pipe are both provided with anticollision soft rubber cushion on the inside of both ends, outside is fixed on same end plate, the four corners of end plate and connecting seat are linked together by fender rod, and the lower part of end plate opens up jagged.The quick overturning that the utility model realizes experiment tube, compares pipe using rotating shaft mechanism while avoiding clashing and breaking, is conducive to improve experiment with falling objects contrast effect；It is equipped with anticollision soft rubber cushion in experiment tube, comparison pipe, the impact force of sheet metal can be reduced, extend tube body service life.
Description
Technical field
The utility model is related to teaching of senior high school appliance technology more particularly to a kind of student high school physics freely falling bodies
Experimental provision.
Background technology
Physics is to study the subject of the motion of matter most typically rule and substance basic structure.As taking the lead for natural science
Subject, physics research become greatly to universe, as low as all substances such as elementary particle most basic forms of motion and rule
The Research foundation of other each natural branch of science.Its theoretical construct makes full use of mathematics as the working language of oneself, with
It tests as the sole criterion for examining theoretical correctness, it is a current most accurate natural science subject.Wherein, senior middle school's object
Reason is one and tests the subject for accounting for pith.
Existing high school physics free fall experimental device is mostly a newton pipe, all different plumage of shape, quality
Hair, cork, sheet metal are placed into newton pipe, newton pipe handstand come, it can be seen that these object falls it is most fast be
Sheet metal, most slow is feather；Then the air in newton pipe is pumped as best one can, then sees these object falls, is found under them
The speed fallen is generally identical.In place of this experimental provision Shortcomings, first, needing frequent inflation/deflation, and need to fall manually
It sets, troublesome in poeration, also easy clashing and breaking newton pipe；Second is that the sheet metal in newton pipe is fallen in the process, there are certain impact forces, long
Phase can damage newton pipe,
Utility model content
The purpose of the utility model is to overcome the above-mentioned problems in the prior art, provide a kind of student's senior middle school's object
Manage free fall experimental device.
To realize above-mentioned technical purpose and the technique effect, the utility model is achieved through the following technical solutions：
A kind of student's high school physics free fall experimental device, including pedestal, standpipe, shaft, connecting seat, vacuumized
Experiment tube, the comparison pipe, end plate and the fender rod that do not vacuumize, lower end and the pedestal of the standpipe fix, and upper end is fixed with cross
The shaft set, there are two connecting seat, the connecting seat is in by web and positioned at its both ends for the both ends rotation connection of the shaft
The U-shaped structure that side plate is constituted, turn hole coordinate with shaft is offered in the web, and the experiment tube compares pipe respectively from two
It is passed through in the side plate of a connecting seat, the experiment tube, comparison pipe are transparent pipe, and feather, cork are respectively placed in inner cavity
Plug, sheet metal, the experiment tube, the equal length for comparing pipe, and it is both provided with anticollision soft rubber cushion on the inside of both ends, outside is fixed on
On same end plate, the four corners of the end plate and connecting seat are linked together by fender rod, and the lower part of the end plate offers just
In the notch being stuck on the outside of standpipe.
Preferably, above-mentioned student is in high school physics free fall experimental device, offering anchor hole, institute on the pedestal
It states and is equipped with reinforcing rib between pedestal and the lower end of standpipe.
Preferably, for above-mentioned student in high school physics free fall experimental device, the length of the standpipe is more than experiment tube
Or the length of comparison pipe.
Preferably, above-mentioned student is in high school physics free fall experimental device, the end plate, connecting seat and fender rod by
Stainless steel or aluminium are made.
Preferably, for above-mentioned student in high school physics free fall experimental device, the notch is rectangular opening, the standpipe
For rectangular tube.
The utility model has the beneficial effects that：
The utility model is simple in structure, reasonable design, on the one hand fixes branch by the way that end plate, connecting seat and fender rod is arranged
Experiment tube, comparison pipe are supportted, the quick overturning realized experiment tube using the shaft with standpipe, compare pipe, while avoiding clashing and breaking,
Conducive to raising experiment with falling objects contrast effect；On the other hand it by the way that anticollision soft rubber cushion is arranged in experiment tube, comparison pipe, reduces
The impact force of sheet metal extends tube body service life.
Certainly, any product for implementing the utility model does not necessarily require achieving all the advantages described above at the same time.
Description of the drawings
In order to illustrate more clearly of the technical solution of the utility model embodiment, make required for being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the utility model,
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Other attached drawings.
Fig. 1 is the dimensional structure diagram of the utility model；
Fig. 2 is the overlooking structure diagram of the utility model；
In attached drawing, parts list represented by the reference numerals are as follows：
1- pedestals, 2- standpipes, 3- shafts, 4- connecting seats, 5- experiment tubes, 6- comparison pipes, 7- end plates, 8- fender rods, 9- are lacked
Mouthful, 10- anchor holes, 11- reinforcing ribs.
Specific implementation mode
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 creative efforts
The all other embodiment obtained, shall fall within the protection scope of the present invention.
It please refers to Fig.1 shown in -2, the present embodiment is a kind of student's high school physics free fall experimental device, including pedestal
1, standpipe 2, shaft 3, connecting seat 4, the experiment tube 5 vacuumized, the comparison pipe 6 not vacuumized, end plate 7 and fender rod 8.Standpipe
2 lower end is fixed with pedestal 1, and upper end is fixed with horizontal shaft 3.There are two connecting seats 4 for the both ends rotation connection of shaft 3, even
Joint chair 4 is in the U-shaped structure that the side plate by web and positioned at its both ends is constituted, and the turn hole coordinated with shaft 3 is offered in web, real
Test pipe 5, comparison pipe 6 is passed through from the side plate of two connecting seats 4 respectively.Experiment tube 5, comparison pipe 6 are transparent pipe, in inner cavity respectively
It is placed with feather, cork, sheet metal.Experiment tube 5, the equal length for comparing pipe 6, and it is both provided with anticollision flexible glue on the inside of both ends
Pad, outside is fixed on same end plate 7.The four corners of end plate 7 and connecting seat 4 are linked together by fender rod 8, under end plate 7
Portion offers to be stuck in the notch 9 in 2 outside of standpipe.
Wherein, anchor hole 10 is offered on pedestal 1, and reinforcing rib 11 is equipped between pedestal 1 and the lower end of standpipe 2.
Wherein, the length of standpipe 2 is more than experiment tube 5 or compares the length of pipe 6.
Wherein, end plate 7, connecting seat 4 and fender rod 8 are made of stainless steel or aluminium.
Wherein, notch 9 is rectangular opening, and standpipe 2 is rectangular tube.
One of the present embodiment has particular application as：The utility model is simple in structure, reasonable design, on the one hand by the way that end is arranged
Plate 7, connecting seat 4 and fender rod 8 support experiment tube 5, comparison pipe 6 to fix, and experiment tube is realized using the shaft 3 with standpipe 2
5, the quick overturning for comparing pipe 6 while avoiding clashing and breaking, is conducive to improve experiment with falling objects contrast effect；On the other hand pass through
Anticollision soft rubber cushion is set in experiment tube 5, comparison pipe 6, reduces the impact force of sheet metal, extends tube body service life.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained in at least one of the utility model
In embodiment or example.In the present specification, schematic expression of the above terms be not necessarily referring to identical embodiment or
Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more embodiments or example
In can be combined in any suitable manner.
The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously
There is no the details that detailed descriptionthe is all, does not limit the specific implementation mode that the utility model is only described yet.Obviously, according to this theory
The content of bright book can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably
The principles of the present invention and practical application are explained, to enable skilled artisan to be best understood by and utilize this
Utility model.The utility model is limited only by the claims and their full scope and equivalents.
Claims (5)
1. a kind of student high school physics free fall experimental device, it is characterised in that：Including pedestal, standpipe, shaft, connection
Seat, the experiment tube vacuumized, comparison pipe, end plate and the fender rod not vacuumized, lower end and the pedestal of the standpipe are fixed, on
End is fixed with horizontal shaft, and there are two connecting seat, the connecting seat is in by web and position for the both ends rotation connection of the shaft
The turn hole coordinated with shaft, the experiment tube, comparison are offered in the U-shaped structure of the side plate composition at its both ends, the web
Pipe is passed through from the side plate of two connecting seats respectively, and the experiment tube, comparison pipe are transparent pipe, are respectively placed in inner cavity
Feather, cork, sheet metal, the experiment tube, the equal length for comparing pipe, and it is both provided with anticollision soft rubber cushion on the inside of both ends,
Outside is fixed on same end plate, and the four corners of the end plate and connecting seat are linked together by fender rod, under the end plate
Portion offers to be stuck in the notch on the outside of standpipe.
2. student according to claim 1 high school physics free fall experimental device, it is characterised in that：On the pedestal
Anchor hole is offered, reinforcing rib is equipped between the pedestal and the lower end of standpipe.
3. student according to claim 1 high school physics free fall experimental device, it is characterised in that：The standpipe
Length is more than experiment tube or compares the length of pipe.
4. student according to claim 1 high school physics free fall experimental device, it is characterised in that：The end plate,
Connecting seat and fender rod are made of stainless steel or aluminium.
5. student according to claim 1 high school physics free fall experimental device, it is characterised in that：The notch is
Rectangular opening, the standpipe are rectangular tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721438777.1U CN207742830U (en) | 2017-11-01 | 2017-11-01 | A kind of student's high school physics free fall experimental device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721438777.1U CN207742830U (en) | 2017-11-01 | 2017-11-01 | A kind of student's high school physics free fall experimental device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207742830U true CN207742830U (en) | 2018-08-17 |
Family
ID=63115494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721438777.1U Expired - Fee Related CN207742830U (en) | 2017-11-01 | 2017-11-01 | A kind of student's high school physics free fall experimental device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207742830U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109326185A (en) * | 2018-11-06 | 2019-02-12 | 吴灶弟 | A kind of multifunctional gravity acceleration test device |
-
2017
- 2017-11-01 CN CN201721438777.1U patent/CN207742830U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109326185A (en) * | 2018-11-06 | 2019-02-12 | 吴灶弟 | A kind of multifunctional gravity acceleration test device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207742830U (en) | A kind of student's high school physics free fall experimental device | |
| CN107495623B (en) | A kind of electronic draft holder of folding | |
| CN202896050U (en) | English teaching device | |
| CN207532105U (en) | Desk for teaching | |
| CN206414036U (en) | The integral type desk and chair of convenient use | |
| CN202184457U (en) | Rotary leisure stool | |
| CN204055454U (en) | With the passenger zone individual seat of manual leg holder | |
| CN206182872U (en) | Fabrics show shelf | |
| CN204946494U (en) | Rotary advertisement exhibition tool | |
| CN208444494U (en) | A kind of medical teaching human organ model displaying device | |
| CN209530918U (en) | Physical experiment stand is used in a kind of teaching | |
| CN202515053U (en) | Teaching drawing board | |
| CN208126806U (en) | A kind of combination showing stand convenient for storage | |
| CN205658834U (en) | Support folding bath barrel's foldable frame | |
| CN202515891U (en) | Dual-purpose device capable of being used as tent and stretcher | |
| CN206642270U (en) | The physical training device that a kind of physical education uses | |
| CN206383712U (en) | Mathematical drawing device | |
| CN109300455A (en) | A kind of Portable musical instrument support frame | |
| CN216840123U (en) | Rocker arm steel frame connecting structure | |
| CN203121524U (en) | Folding table for learning | |
| CN206510671U (en) | A kind of fine arts drawing board | |
| CN208802129U (en) | A kind of mattress waterborne with tent | |
| CN205881265U (en) | Experiment device for mechanics for physical teaching | |
| CN211186669U (en) | Indoor decoration is with exhibition frame | |
| CN111257069A (en) | Quick smear device of clinical examination |
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: 20180817 Termination date: 20191101 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |