CN109272832A - A kind of College Physics potential energy experiment experimental provision for facilitating adjusting tilt angle - Google Patents
A kind of College Physics potential energy experiment experimental provision for facilitating adjusting tilt angle Download PDFInfo
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- CN109272832A CN109272832A CN201811449844.9A CN201811449844A CN109272832A CN 109272832 A CN109272832 A CN 109272832A CN 201811449844 A CN201811449844 A CN 201811449844A CN 109272832 A CN109272832 A CN 109272832A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/06—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics
- G09B23/08—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for statics or dynamics
- G09B23/10—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for statics or dynamics of solid bodies
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Abstract
The invention discloses a kind of College Physics potential energy experiment experimental provisions for facilitating adjusting tilt angle, including pedestal and experimental bench, the top two sides of the pedestal are equipped with vertical bar, and the side surface inserting of vertical bar has first sliding groove, and the intermediate engaging of first sliding groove and first sliding groove is equipped with experimental bench, the two sides of the experimental bench bottom are provided with support rod, and the internal whorl of support rod is equipped with swingle, and the bottom of swingle is connected with rotating disk.College Physics potential energy experiment with facilitate the experimental provision for adjusting tilt angle carrying out can be very good that work is adjusted to the height of whole device during use, the tilt angle of whole device can also be adjusted, so that whole device flexibility during pair potential can be carried out study is more preferable, and it is constant also to can be very good the position for guaranteeing to fall behind under iron ball during testing, convenient to carry out record work to the data of subsequent experimental.
Description
Technical field
The present invention relates to college physics teaching correlative technology field, specially a kind of College Physics potential energy experiment is with facilitating tune
Save the experimental provision of tilt angle.
Background technique
The experiment of College Physics potential energy is a kind of convenience during imparting knowledge to students to College Physics with experimental provision, convenient
A kind of auxiliary device that teacher imparts knowledge to students to the variable of potential energy reaches the vivider effect imparted knowledge to students to student with this
Fruit, still there is some problems during carrying out use for the instructional device on existing market；
1, existing potential energy instructional device is during carrying out use, the inclined angle that cannot be fallen well to bead
Work is adjusted in degree, so that whole device is during carrying out use, flexibility is bad, and use scope is excessively limited to；
2, during carrying out use to whole device, work cannot be adjusted to the height of whole device well
Make, causes the height of whole device excessively fixed, its height is overlapped by extraneous article, often makes entire reality
Experiment device stability during carrying out use is bad；
3, during the variable to potential energy controls, the position under cannot sliding well to iron ball is consolidated
Fixed, the displacement error for causing iron ball to decline is larger, influences the record of experimental data.
So we have proposed a kind of College Physics potential energy experiment experimental provision for facilitating adjusting tilt angle, in order to
It solves the problems, such as to propose among the above.
Summary of the invention
It is used the purpose of the present invention is to provide a kind of experiment of College Physics potential energy and facilitates the experimental provision for adjusting tilt angle,
To solve College Physics potential energy experimental provision currently on the market that above-mentioned background technique proposes during carrying out use not
Can the height well to entire experimental provision be adjusted, cannot well under iron ball fall behind position be fixed, with
And it cannot the height well to entire experimental provision the problem of being adjusted.
To achieve the above object, the invention provides the following technical scheme: a kind of College Physics potential energy experiment with facilitate adjusting
The experimental provision of tilt angle, including pedestal and experimental bench, the top two sides of the pedestal are equipped with vertical bar, and the side of vertical bar
Surface inserting has first sliding groove, and the intermediate engaging of first sliding groove and first sliding groove is equipped with experimental bench, the experimental bench bottom
The two sides in portion are provided with support rod, and the internal whorl of support rod is equipped with swingle, and the bottom of swingle and rotating disk
It is connected, the outside of the rotating disk is connected by belt with the output end of electric motor, and electric motor is arranged in pedestal
Top position, the top of the experimental bench is connected by resetting shaft with hang plate, and the top of hang plate also passes through and answers
Position shaft is connected with level board, and fixing sleeve is provided with above level board, and the bottom of the level board passes through telescopic rod
The second sliding slot inlayed with experimental bench overhead surface fastens, and eccentric wheel, and eccentric wheel one are provided with below the hang plate
Side top is connected with rotary shaft, and the outer cover of rotary shaft is equipped with thread bush, and is provided with and is mounted below eccentric wheel
The top of fixing seat on experimental bench, rotary shaft is connected with rotating handles, and the overhead surface of the experimental bench is inlaid with first
Sliding rail, and the first sliding rail is internally provided with second back-moving spring, and the top of second back-moving spring is connected with pushing block, and
The bottom of one sliding rail is provided with limiting slot, while limiting slot is internally provided with gear, and the centre of the fixing sleeve is through pushing away
Bar, and the top of push rod is applied in the inside of placement rack, and the side top of fixing sleeve passes through first back-moving spring and push rod
Top be connected.
Preferably, it is coaxially connected between the rotating disk and swingle, and is fixed company between rotating disk and swingle
To be welded to connect between the top and experimental bench of the support rod for connecing, and being threadedly coupled above swingle, while the swingle center of circle
The top of horizontal median axis in experimental bench.
Preferably, the overhead surface of the experimental bench is respectively arranged with the first sliding rail and second sliding slot, and the first sliding rail and
Second sliding slot is symmetrical arranged in the top of experimental bench.
Preferably, the top of the hang plate is provided with 3 the second sliding rails, and the position of 3 the second sliding rails at equal intervals
It is corresponded to each other with the position of 3 the first sliding rails on experimental bench.
Preferably, the eccentric wheel is biased to the outside setting of hang plate, and the rotary shaft and screw thread of eccentric wheel side connection
To be threadedly coupled between set, and the gap between eccentric wheel and hang plate bottom is greater than zero.
Preferably, the apical position of the placement rack is symmetrically arranged with 2 convex blocks, and the inside of placement rack is provided through
Preformed groove, and the internal diameter of preformed groove matches with the outer diameter of push rod, and the top of push rod is in thread-like structure, and convex block is rubber material
Matter.
Preferably, the bottom of the pushing block is connected by link block with rack gear, and is intermeshed between rack and pinion,
And gear is evenly distributed in the inside of limiting slot.
Compared with prior art, the beneficial effects of the present invention are: the College Physics potential energy experiment with facilitate adjusting inclination angle
The experimental provision of degree is carrying out can be very good that work, whole device is adjusted to the height of whole device during use
Tilt angle can also be adjusted so that whole device pair potential can be carried out study during flexibility it is more preferable, and
Also it is constant to can be very good the position for guaranteeing to fall behind under iron ball during experiment, it is convenient that the data of subsequent experimental are recorded
Work；
1, eccentric wheel can be very good to carry out rotary work in the bottom of hang plate, during being rotated,
Work is adjusted to the height of hang plate well, so that during pair potential can be carried out experiment, it can be simultaneously at this
The top of device carries out the experimental work of multi-angle, and eccentric wheel can be very good under the action of thread bush and rotary shaft into
Line position moves work, and guarantee can allow entire hang plate and level board to be dropped to a certain degree under the action of resetting shaft
Low work reduces the occupied space of whole device, facilitates and placed；
2, the threaded connection between swingle and support rod can be very good that work is adjusted to the height of entire experimental bench
Make so that the height adjustment of whole device is convenient and flexibly, more convenient teacher carry out using；
3, pushing block can be very good to carry out mobile working inside the first sliding rail, and pushing block side connection rack gear can be very good
To being engaged relationship between gear, so iron ball push pushing block carry out it is mobile during, rack gear can be very good and gear
Engagement, and can be very good that the position that iron ball stops is fixed under the position-limiting action of gear.
Detailed description of the invention
Fig. 1 is schematic view of the front view of the present invention；
Fig. 2 is overlooking structure diagram of the present invention；
Fig. 3 is eccentric wheel of the present invention and hang plate side structure schematic view；
Fig. 4 is placement rack main view enlarged structure schematic diagram of the present invention；
Fig. 5 is placement rack main cross section structure diagram of the present invention；
Fig. 6 is the first sliding rail inside top structural schematic diagram of the invention；
Fig. 7 is enlarged structure schematic diagram at A in Fig. 6 of the present invention.
In figure: 1, pedestal；2, vertical bar；3, first sliding groove；4, electric motor；5, belt；6, rotating disk；7, swingle；8,
Support rod；9, experimental bench；10, second sliding slot；11, telescopic rod；12, level board；13, shaft is resetted；14, hang plate；15, eccentric
Wheel；16, fixing sleeve；17, the first sliding rail；18, rotating handles；19, push rod；20, thread bush；21, fixing seat；22, rotary shaft；
23, placement rack；2301, convex block；2302, preformed groove；24, first back-moving spring；25, second back-moving spring；26, pushing block；2601,
Link block；2602, rack gear；27, limiting slot；28, gear；29, the second sliding rail.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1-7, the present invention provides a kind of technical solution: a kind of experiment of College Physics potential energy is with facilitating adjusting inclination
The experimental provision of angle, including pedestal 1, vertical bar 2, first sliding groove 3, electric motor 4, belt 5, rotating disk 6, swingle 7, support
Bar 8, second sliding slot 10, telescopic rod 11, level board 12, resets shaft 13, hang plate 14, eccentric wheel 15, fixing sleeve at experimental bench 9
16, the first sliding rail 17, rotating handles 18, push rod 19, thread bush 20, fixing seat 21, rotary shaft 22, placement rack 23, convex block 2301,
Preformed groove 2302, first back-moving spring 24, second back-moving spring 25, pushing block 26, link block 2601, rack gear 2602, limiting slot 27,
Gear 28 and the second sliding rail 29, the top two sides of pedestal 1 are equipped with vertical bar 2, and the side surface inserting of vertical bar 2 has first sliding groove
3, and engage among first sliding groove 3 and first sliding groove 3 and experimental bench 9 is installed, the two sides of 9 bottom of experimental bench are provided with support
Bar 8, and the internal whorl of support rod 8 is equipped with swingle 7, and the bottom of swingle 7 is connected with rotating disk 6, rotating disk 6
Outside be connected by belt 5 with the output end of electric motor 4, and the top position of pedestal 1 is arranged in electric motor 4, real
Test the top of platform 9 and be connected by resetting shaft 13 with hang plate 14, and the top of hang plate 14 also pass through reset shaft 13 and
Level board 12 is connected, and the top of level board 12 is provided with fixing sleeve 16, the bottom of level board 12 by telescopic rod 11 with
The second sliding slot 10 that 9 overhead surface of experimental bench is inlayed fastens, and the lower section of hang plate 14 is provided with eccentric wheel 15, and eccentric wheel 15
Side top is connected with rotary shaft 22, and the outer cover of rotary shaft 22 is equipped with thread bush 20, and the lower section of eccentric wheel 15 is set
It is equipped with the fixing seat 21 being mounted on experimental bench 9, the top of rotary shaft 22 is connected with rotating handles 18, the top of experimental bench 9
Surface inserting has the first sliding rail 17, and the first sliding rail 17 is internally provided with second back-moving spring 25, and second back-moving spring 25
Top be connected with pushing block 26, and the bottom of the first sliding rail 17 is provided with limiting slot 27, while the inside setting of limiting slot 27
There is gear 28, the centre of fixing sleeve 16, which is run through, push rod 19, and the top of push rod 19 is applied in the inside of placement rack 23, and solid
Surely the side top of set 16 is connected by first back-moving spring 24 with the top of push rod 19.
It is coaxially connected between rotating disk 6 and swingle 7, and to be fixedly connected between rotating disk 6 and swingle 7, and
To be welded to connect between the top and experimental bench 9 of the support rod 8 being threadedly coupled above swingle 7, while 7 center of circle of swingle is in
The top of the horizontal median axis of experimental bench 9, it is convenient that work is adjusted to the height of experimental bench 9 under the action of swingle 7, make
The height for obtaining whole device can be adjusted flexibly.
The overhead surface of experimental bench 9 is respectively arranged with the first sliding rail 17 and second sliding slot 10, and the first sliding rail 17 and second
Sliding slot 10 is symmetrical arranged in the top of experimental bench 9.
The top of hang plate 14 is provided with 3 the second sliding rails 29 at equal intervals, and the position of 3 the second sliding rails 29 and experiment
The position of 3 the first sliding rails 17 on platform 9 corresponds to each other, and can be very good the top in whole device while carrying out repeatedly real
It tests, conveniently compares teaching.
Eccentric wheel 15 is biased to the outside setting of hang plate 14, and the rotary shaft 22 and thread bush 20 of 15 side of eccentric wheel connection
Between to be threadedly coupled, and the gap between 14 bottom of eccentric wheel 15 and hang plate is greater than zero, rotary shaft 22 and thread bush 20
Threaded connection, allow rotary shaft 22 to carry out horizontal mobile working with movable eccentric wheel 15, while it is also possible that eccentric
The lower sections that wheel 15 is not at hang plate 14, convenient highly reducing vertically to hang plate 14 reach to facilitate and be placed
Effect.
The apical position of placement rack 23 is symmetrically arranged with 2 convex blocks 2301, and the inside of placement rack 23 be provided through it is pre-
Slot 2302 is stayed, and the internal diameter of preformed groove 2302 matches with the outer diameter of push rod 19, the top of push rod 19 is in thread-like structure, convex
Block 2301 is rubber material, convenient that the iron ball in experimentation is fixed under the action of convex block 2301.
The bottom of pushing block 26 is connected by link block 2601 with rack gear 2602, and between rack gear 2602 and gear 28 mutually
Engagement, and gear 28 is evenly distributed in the inside of limiting slot 27, it is convenient to engage pass between rack gear 2602 and gear 28
Under system, limit work can be carried out to the rack gear 2602 in the case of not stressing, reach and the position of pushing block 26 is fixed
Effect.
The working principle of the present embodiment: the College Physics potential energy experiment experiment dress for facilitating adjusting tilt angle is being used
When setting, firstly, it is necessary to by whole device bottom base 1 under the action of place in place, later, so that it may very well
Experimental provision use, before carrying out use, need that the height of whole device is adjusted, be adjusted
During, according to Fig. 1-2, start electric motor 4, so that the top of electric motor 4 rotates, then in the work of belt 5
Rotary work is carried out with the lower rotating disk 6 for making two sides, rotating disk 6 rotates, so that swingle 7 rotates, then swingle 7 will
So that the support rod 8 being threadedly coupled with outside it carries out lifting work, just make experimental bench 9 under the action of support rod 8
Two sides moved in 2 inside first sliding groove 3 of vertical bar, just complete the adjusting work to whole device height as a result,；
During carrying out use, firstly, it is necessary to which work is adjusted to the angle of whole device in experimental requirement
Make, during being adjusted, according to FIG. 1 and FIG. 3, during being adjusted, staff needs to rotation
Handle 18 is rotated, so that the rotary shaft 22 on 18 top of rotating handles carries out screw thread rotation work in the inside of thread bush 20,
During rotary shaft 22 rotates, so that eccentric wheel 15 rotates, eccentric wheel 15 rotates, and will make the hang plate 14 above it
It is tilted under the action of resetting shaft 13, during hang plate 14 carries out mobile, level board 12 can be made to drive it
The telescopic rod 11 of bottom carries out flexible and mobile working, after reaching suitable position, so that it may carry out the experiment of potential energy；
According to Fig. 1-2 and 4-5, staff needs to pull push rod 19, so that push rod 19 is in the inside of fixing sleeve 16
Pull is carried out, so that push rod 19 is compressed to rear side, then, then under the action of first back-moving spring 24 makes push rod
19 reset, reach so that push rod 19 top to clamping be placed on convex block 2301 inside iron ball release, the iron ball then released
The inside that the first sliding rail 17 inside experimental bench 9 is fallen under the second sliding rail 29 by 14 top of hang plate is moved, and is observed
Position of the iron ball inside the first sliding rail 17, can complete the operation element to experiment well；
When iron ball is during the inside of the first sliding rail 17 carries out mobile, according to fig. 2 and shown in Fig. 6-7, iron ball can be right
Pushing block 26 pushes the work forward, during 26 stress of pushing block is mobile, can make the link block 2601 being connect with pushing block 26 and
Rack gear 2602 is mobile, can constantly be engaged with the gear 28 inside limiting slot 27 during rack gear 2602 is mobile,
During being engaged, when entire iron ball is not to 26 applied force of pushing block, rack gear 2602 will be inside limiting slot 27
Gear 28 under the action of limited, allow for being fixed by the position of pushing block 26 that iron ball pushes as a result, facilitate experimenter
Data are recorded, later, the above-mentioned height adjustment to whole device is repeated and works, so that it may to the gesture in different height
It can be carried out experiment, since the first sliding rail 17 and the second sliding rail 29 are provided with 3 groups, and then also can be very good the process in experiment
In compare experiment, after the completion of entire experiment, teacher rotating handles 18 again, in the effect of rotary shaft 22 and thread bush 20
It is lower so that eccentric wheel 15 is not at the bottom of hang plate 14, under the action of the reset shaft 13 that hang plate 14 will connect on it
It is rotated downwards, reduces the height of hang plate 14, then the height of whole device is adjusted, finally, can be good
Whole device placed, to complete a series of activities.
Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art,
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement, all within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in this
Within the protection scope of invention.
Claims (7)
1. a kind of College Physics potential energy experiment experimental provision for facilitating adjusting tilt angle, including pedestal (1) and experimental bench
(9), it is characterised in that: the top two sides of the pedestal (1) are equipped with vertical bar (2), and the side surface inserting of vertical bar (2) has
One sliding slot (3), and engage among first sliding groove (3) and first sliding groove (3) and be equipped with experimental bench (9), the experimental bench (9)
The two sides of bottom are provided with support rod (8), and the internal whorl of support rod (8) is equipped with swingle (7), and swingle (7)
Bottom be connected with rotating disk (6), the outside of the rotating disk (6) passes through the output end phase of belt (5) and electric motor (4)
Connection, and electric motor (4) setting, in the top position of pedestal (1), the top of the experimental bench (9) is by resetting shaft (13)
It is connected with hang plate (14), and the top of hang plate (14) also passes through reset shaft (13) and is connected with level board (12), and
And fixing sleeve (16) are provided with above level board (12), the bottom of the level board (12) passes through telescopic rod (11) and experimental bench
(9) second sliding slot (10) that overhead surface is inlayed fastens, and is provided with eccentric wheel (15) below the hang plate (14), and partially
Heart wheel (15) side top is connected with rotary shaft (22), and the outer cover of rotary shaft (22) is equipped with thread bush (20), and partially
The fixing seat (21) being mounted on experimental bench (9), the top of rotary shaft (22) and rotating handles are provided with below heart wheel (15)
(18) it is connected, the overhead surface of the experimental bench (9) is inlaid with the first sliding rail (17), and the inside setting of the first sliding rail (17)
Have second back-moving spring (25), and the top of second back-moving spring (25) is connected with pushing block (26), and the first sliding rail (17)
Bottom is provided with limiting slot (27), while limiting slot (27) is internally provided with gear (28), the centre of the fixing sleeve (16)
Through having push rod (19), and the top of push rod (19) is applied in the inside of placement rack (23), and the side top of fixing sleeve (16)
End is connected by first back-moving spring (24) with the top of push rod (19).
2. a kind of College Physics potential energy experiment experimental provision for facilitating adjusting tilt angle according to claim 1,
It is characterized in that: being coaxially connected between the rotating disk (6) and swingle (7), and be between rotating disk (6) and swingle (7)
To be welded to connect between the top and experimental bench (9) of the support rod (8) for being fixedly connected, and being threadedly coupled above swingle (7),
Swingle (7) center of circle is in the top of the horizontal median axis of experimental bench (9) simultaneously.
3. a kind of College Physics potential energy experiment experimental provision for facilitating adjusting tilt angle according to claim 1,
Be characterized in that: the overhead surface of the experimental bench (9) is respectively arranged with the first sliding rail (17) and second sliding slot (10), and first is sliding
Rail (17) and second sliding slot (10) are symmetrical arranged in the top of experimental bench (9).
4. a kind of College Physics potential energy experiment experimental provision for facilitating adjusting tilt angle according to claim 1,
Be characterized in that: the top of the hang plate (14) is provided with 3 the second sliding rails (29), and 3 the second sliding rails (29) at equal intervals
Position corresponded to each other with the position of 3 the first sliding rails (17) on experimental bench (9).
5. a kind of College Physics potential energy experiment experimental provision for facilitating adjusting tilt angle according to claim 1,
Be characterized in that: the eccentric wheel (15) is biased to the outside setting of hang plate (14), and the rotary shaft of eccentric wheel (15) side connection
(22) to be threadedly coupled between thread bush (20), and the gap between eccentric wheel (15) and hang plate (14) bottom is greater than
Zero.
6. a kind of College Physics potential energy experiment experimental provision for facilitating adjusting tilt angle according to claim 1,
Be characterized in that: the apical position of the placement rack (23) is symmetrically arranged with 2 convex blocks (2301), and the inside of placement rack (23) is passed through
It wears and is equipped with preformed groove (2302), and the internal diameter of preformed groove (2302) matches with the outer diameter of push rod (19), push rod (19)
Top is in thread-like structure, and convex block (2301) is rubber material.
7. a kind of College Physics potential energy experiment experimental provision for facilitating adjusting tilt angle according to claim 1,
Be characterized in that: the bottom of the pushing block (26) is connected by link block (2601) with rack gear (2602), and rack gear (2602) and
Gear is intermeshed between (28), and gear (28) is evenly distributed in the inside of limiting slot (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811449844.9A CN109272832B (en) | 2018-11-30 | 2018-11-30 | Experimental device for conveniently adjusting inclination angle for college physical potential energy experiment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811449844.9A CN109272832B (en) | 2018-11-30 | 2018-11-30 | Experimental device for conveniently adjusting inclination angle for college physical potential energy experiment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109272832A true CN109272832A (en) | 2019-01-25 |
| CN109272832B CN109272832B (en) | 2020-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811449844.9A Active CN109272832B (en) | 2018-11-30 | 2018-11-30 | Experimental device for conveniently adjusting inclination angle for college physical potential energy experiment |
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| CN (1) | CN109272832B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111462596A (en) * | 2020-01-22 | 2020-07-28 | 南宁学院 | Friction experiment demonstration device for physics experiments |
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| US4273539A (en) * | 1979-11-23 | 1981-06-16 | Moore Glenn T | Shoe-tying training toy |
| CN202186705U (en) * | 2011-07-20 | 2012-04-11 | 安徽新华学院 | Sand conveying device for loose-bed hydraulic model test |
| CN206793722U (en) * | 2017-03-30 | 2017-12-26 | 西安光麒科技有限公司 | Mechanical structure collision performance simulation experiment platform cam height adjusting means |
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| CN109272832B (en) | 2020-06-19 |
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