CN108399839A - A kind of high school physics apparatus for demonstrating horizontal throw motion - Google Patents
A kind of high school physics apparatus for demonstrating horizontal throw motion Download PDFInfo
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- CN108399839A CN108399839A CN201710367704.6A CN201710367704A CN108399839A CN 108399839 A CN108399839 A CN 108399839A CN 201710367704 A CN201710367704 A CN 201710367704A CN 108399839 A CN108399839 A CN 108399839A
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- pedestal
- support
- working plate
- high school
- pulling force
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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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- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Algebra (AREA)
- Pure & Applied Mathematics (AREA)
- Educational Administration (AREA)
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- Business, Economics & Management (AREA)
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- Theoretical Computer Science (AREA)
- Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
Abstract
The invention discloses a kind of high school physics apparatus for demonstrating horizontal throw motion, including first support, pedestal, second support, magnetic sheet display screen, working plate, magnetic ball, shell, groove, pulling force sensor and display, the upper end of the pedestal is provided with second support, the magnetic sheet display screen is mounted on the side of second support at pedestal top position, the upper end of the telescopic rod is provided with working plate, the pulling force sensor is mounted on the inside of projecting slot, the groove is internally provided with magnetic ball, and the front surface insertion of the shell is provided with display.Structure of the invention is scientific and reasonable, it is safe and convenient to use, telescopic rod is set, working plate can be fixed, sand pit is set, it can prevent from magnetic ball from falling to damage pedestal, avoid the damage of utensil, plumb line is set, it can ensure that whether working plate is horizontal, Stability and veracity is brought to the result of experiment, pulling force sensor is set, the result of experiment can be made more accurate.
Description
Technical field
The present invention relates to high school physics apparatus for demonstrating horizontal throw motion technical field, specially a kind of high school physics level throw motion
Apparatus for demonstrating.
Background technology
Senior physics expert points out that high school physics are one of senior middle school's natural sciences bases, is study movement most typically rule and object
The subject of matter basic structure, object are dished out with certain initial velocity horizontal direction, such if object is only by gravity
Movement is just level throw motion, and the apparatus for demonstrating being easily understood can help us more intuitively to understand the concept of level throw motion.
But high school physics apparatus for demonstrating horizontal throw motion currently on the market is not only complicated, but also have a single function, do not have
There is setting telescopic rod, working plate cannot be fixed, be not provided with sand pit, cannot prevent magnetic ball from falling and pedestal is damaged, not have
Plumb line is set, cannot ensure whether working plate is horizontal, is not provided with pulling force sensor, the result of experiment cannot be made more accurate
Really.
Invention content
The present invention provides a kind of high school physics apparatus for demonstrating horizontal throw motion, can effectively solve to propose in above-mentioned background technology
It is not provided with telescopic rod, working plate cannot be fixed, be not provided with sand pit, cannot prevent magnetic ball from falling and pedestal is damaged, not have
There is setting plumb line, cannot ensure whether working plate is horizontal, is not provided with pulling force sensor, experimental result cannot be made more accurate
The problem of.
To achieve the above object, the present invention provides the following technical solutions：A kind of high school physics apparatus for demonstrating horizontal throw motion, packet
Include first support, telescopic rod, plumb line, steel wire, fixed seat, supporting rod, sand pit, pedestal, leveling bolt, second support, magnetic sheet
Display screen, slide bar, brush screen device, working plate, magnetic ball, shell, spring, groove, pulling force sensor, projecting slot and display, it is described
The upper end of pedestal is provided with second support, and chassis interior is provided with sand pit, and being internally embedded for the pedestal is provided with leveling spiral shell
Bolt, the fixed seat is mounted on the side in sand pit at pedestal upper end position, and the other side of fixed seat is provided with first
Frame, the magnetic sheet display screen is mounted on the side of second support at pedestal top position, and the inside of magnetic sheet display screen is embedding
Enter to be provided with brush screen device, the outside of the brush screen device is cased with slide bar, and the supporting rod is mounted on the upper end of fixed seat, and supporting rod
Upper end be provided with telescopic rod, the upper end of the telescopic rod is provided with working plate, and the side of telescopic rod is close to working plate lower end
It is provided with steel wire at position, the lower end of the steel wire is provided with plumb line, and the working plate is internally provided with projecting slot, described
The side setting of projecting slot is fluted, and the pulling force sensor is mounted on the inside of projecting slot, and one end of pulling force sensor is set
It is equipped with spring, the groove is internally provided with magnetic ball, and the side of the groove is provided with shell at spring one end position,
The front surface insertion of the shell is provided with display.
Preferably, the fixed seat is bolted to connection with pedestal.
Preferably, the second support is the component of rigidity material.
Preferably, it is uniformly distributed through-hole in the second support.
Preferably, one end of the pulling force sensor is connect with projecting slot, the other end and cage connection.
Compared with prior art, beneficial effects of the present invention：Structure of the invention is scientific and reasonable, safe and convenient to use, setting
Telescopic rod can fix working plate, avoid the problem of leading to not complete experiment because of the loosening of working plate, sand pit is arranged, can prevent
Only magnetic ball, which is fallen, damages pedestal, avoids the damage of utensil, and plumb line is arranged, can ensure that whether working plate is horizontal, gives
The result of experiment brings Stability and veracity, and pulling force sensor is arranged, the result of experiment can be made more accurate, avoids because outer
The imbalance of power causes the error of experimental result.
Description of the drawings
Attached drawing is used to provide further understanding of the present invention, and a part for constitution instruction, the reality with the present invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.
In the accompanying drawings：
Fig. 1 is the structural schematic diagram of the present invention；
Fig. 2 is the pulling force sensor structural schematic diagram of the present invention；
Figure label：1, first support；2, telescopic rod；3, plumb line；4, steel wire；5, fixed seat；6, supporting rod；7, husky
Hole；8, pedestal；9, leveling bolt；10, second support；11, magnetic sheet display screen；12, slide bar；13, brush screen device；14, working plate；
15, magnetic ball；16, shell；17, spring；18, groove；19, pulling force sensor；20, projecting slot；21, display.
Specific implementation mode
Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein
Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.
Embodiment：As shown in Figs. 1-2, the present invention provides a kind of technical solution, a kind of high school physics level throw motion demonstration dress
Set, including first support 1, telescopic rod 2, plumb line 3, steel wire 4, fixed seat 5, supporting rod 6, sand pit 7, pedestal 8, leveling bolt 9,
Second support 10, magnetic sheet display screen 11, slide bar 12, brush screen device 13, working plate 14, magnetic ball 15, shell 16, spring 17, groove 18,
The upper end of pulling force sensor 19, projecting slot 20 and display 21, pedestal 8 is provided with second support 10, and pedestal 8 is internally provided with
Sand pit 7, being internally embedded for pedestal 8 are provided with leveling bolt 9, and fixed seat 5 is mounted on the side in sand pit 7 close to 8 upper end of pedestal position
Place is set, and the other side of fixed seat 5 is provided with first support 1, the side that magnetic sheet display screen 11 is mounted on second support 10 is close
At 8 top position of pedestal, and being internally embedded for magnetic sheet display screen 11 is provided with brush screen device 13, and the outside of brush screen device 13 is cased with slide bar
12, supporting rod 6 is mounted on the upper end of fixed seat 5, and the upper end of supporting rod 6 is provided with telescopic rod 2, the upper end setting of telescopic rod 2
There is working plate 14, and the side of telescopic rod 2 is provided with steel wire 4 at 14 lower end position of working plate, the lower end of steel wire 4 is provided with
Plumb line 3, working plate 14 are internally provided with projecting slot 20, the side setting fluted 18 of projecting slot 20, pulling force sensor 19
One end of the inside of projecting slot 20, and pulling force sensor 19 is provided with spring 17, groove 18 is internally provided with magnetic ball
15, the side of groove 18 is provided with shell 16 at 17 1 end position of spring, and the front surface insertion of shell 16 is provided with display
Device 21.
In order to fix working plate 14, in the present embodiment, it is preferred that fixed seat 5 is bolted to connection with pedestal 8.
In order to increase the toughness and abrasion resistance of second support 10, in the present embodiment, it is preferred that second support 10 is rigidity
The component of material.
The position of adjustment magnetic sheet display screen 11 for the convenience of the users, in the present embodiment, it is preferred that in second support 10
Even distribution through-hole.
In order to increase the accuracy of measurement, in the present embodiment, it is preferred that one end of pulling force sensor 19 connects with projecting slot 20
It connects, the other end is connect with shell 16.
The operation principle and process for using of the present invention：The present invention is a kind of high school physics apparatus for demonstrating horizontal throw motion, mainly
It is aobvious including first support 1, telescopic rod 2, plumb line 3, supporting rod 6, sand pit 7, pedestal 8, leveling bolt 9, second support 10, magnetic sheet
Display screen 11, working plate 14, magnetic ball 15, shell 16, spring 17, groove 18, pulling force sensor 19, projecting slot 20 and display 21,
Groove 18 is internally provided with magnetic ball 15, and one end of pulling force sensor 19 is connect with projecting slot 20, and the other end is connect with shell 16,
Pulling force sensor 19 is electrically connected with display 21, and user can pull shell 16, and bullet occurs for spring 17 under the action of pulling force
Property deformation, drive magnetic ball 15 to pop up, and the pulling force used can be checked by display 21, it is corresponding convenient for users to reusing
Pulling force is tested, and the inaccuracy for leading to result because dynamics is excessive is avoided, when magnetic ball 15 passes through 11 front surface of magnetic sheet display screen
When, corresponding trace is left in the front surface of magnetic sheet display screen 11, then by describing the trace streaked, due to magnetic sheet display screen 11
On be labeled with horizontal and vertical scale, can intuitively see that the track of level throw motion, the front surface of supporting rod 6 are provided with card
It is uniformly distributed through-hole in ring, first support 1 and second support 10, can be reached by the screens protrusion in adjusting bolt and telescopic rod 2
To the effect of adjustment working plate 14 height and stability, and plumb line 3 then can be by carrying out comparing to go to work with first support 1
Make whether plate 14 works under horizontality, to increase the stability of result, and pedestal 8 is internally provided with sand pit 7, magnetic ball
15 may cause pedestal 8 certain damage, sand pit 7 can be to avoid this problem, to ensure that the safety of pedestal 8 when falling
Property.
Finally it should be noted that：The foregoing is merely the preferred embodiments of the present invention, are not intended to restrict the invention, to the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, for those skilled in the art, still can be with
Technical scheme described in the above embodiments is modified or equivalent replacement of some of the technical features.It is all
Within the spirit and principles in the present invention, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the present invention
Within the scope of shield.
Claims (5)
1. a kind of high school physics apparatus for demonstrating horizontal throw motion, including first support (1), telescopic rod (2), plumb line (3), steel wire
(4), fixed seat (5), supporting rod (6), sand pit (7), pedestal (8), leveling bolt (9), second support (10), magnetic sheet display screen
(11), slide bar (12), brush screen device (13), working plate (14), magnetic ball (15), shell (16), spring (17), groove (18), pulling force
Sensor (19), projecting slot (20) and display (21), it is characterised in that：The upper end of the pedestal (8) is provided with second support
(10), and pedestal (8) is internally provided with sand pit (7), and being internally embedded for the pedestal (8) is provided with leveling bolt (9), described solid
Reservation (5) is mounted on the side of sand pit (7) at pedestal (8) upper end position, and the other side of fixed seat (5) is provided with first
Holder (1), the magnetic sheet display screen (11) is mounted on the side of second support (10) at pedestal (8) top position, and magnetic
Being internally embedded for plate display screen (11) is provided with brush screen device (13), and the outside of the brush screen device (13) is cased with slide bar (12), described
Supporting rod (6) is mounted on the upper end of fixed seat (5), and the upper end of supporting rod (6) is provided with telescopic rod (2), the telescopic rod (2)
Upper end be provided with working plate (14), and the side of telescopic rod (2) is provided with steel wire at working plate (14) lower end position
(4), the lower end of the steel wire (4) is provided with plumb line (3), and the working plate (14) is internally provided with projecting slot (20), institute
Fluted (18) are arranged in the side for stating projecting slot (20), and the pulling force sensor (19) is mounted on the inside of projecting slot (20), and
One end of pulling force sensor (19) is provided with spring (17), and the groove (18) is internally provided with magnetic ball (15), the groove
(18) side is provided with shell (16) at (17) one end position of spring, and the front surface insertion of the shell (16) is provided with
Display (21).
2. a kind of high school physics apparatus for demonstrating horizontal throw motion according to claim 1, which is characterized in that the fixed seat
(5) it is bolted to connection with pedestal (8).
3. a kind of high school physics apparatus for demonstrating horizontal throw motion according to claim 1, which is characterized in that the second support
(10) it is the component of rigidity material.
4. a kind of high school physics apparatus for demonstrating horizontal throw motion according to claim 1, which is characterized in that the second support
(10) through-hole is uniformly distributed on.
5. a kind of high school physics apparatus for demonstrating horizontal throw motion according to claim 1, which is characterized in that the pull sensing
One end of device (19) is connect with projecting slot (20), and the other end is connect with shell (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710367704.6A CN108399839A (en) | 2017-05-23 | 2017-05-23 | A kind of high school physics apparatus for demonstrating horizontal throw motion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710367704.6A CN108399839A (en) | 2017-05-23 | 2017-05-23 | A kind of high school physics apparatus for demonstrating horizontal throw motion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108399839A true CN108399839A (en) | 2018-08-14 |
Family
ID=63094256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710367704.6A Pending CN108399839A (en) | 2017-05-23 | 2017-05-23 | A kind of high school physics apparatus for demonstrating horizontal throw motion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108399839A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111028624A (en) * | 2019-12-23 | 2020-04-17 | 重庆师范大学 | Horizontal projectile motion demonstration equipment for physical teaching |
| CN112258945A (en) * | 2020-11-11 | 2021-01-22 | 黄攀 | Multifunctional experimental equipment for physical teaching |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2161962Y (en) * | 1993-04-13 | 1994-04-13 | 刘凌云 | Hodoscope for projectile motion |
| CN201421673Y (en) * | 2009-06-03 | 2010-03-10 | 翟发 | Magnetic sheet type horizontal projectile motion demonstration instrument |
| CN204791691U (en) * | 2015-08-07 | 2015-11-18 | 将乐县科技馆 | Slidingtype is put down and is thrown motion demonstration appearance from top to bottom |
| CN105845000A (en) * | 2016-02-03 | 2016-08-10 | 山东省远大网络多媒体股份有限公司 | Electromagnetic positioning device |
-
2017
- 2017-05-23 CN CN201710367704.6A patent/CN108399839A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2161962Y (en) * | 1993-04-13 | 1994-04-13 | 刘凌云 | Hodoscope for projectile motion |
| CN201421673Y (en) * | 2009-06-03 | 2010-03-10 | 翟发 | Magnetic sheet type horizontal projectile motion demonstration instrument |
| CN204791691U (en) * | 2015-08-07 | 2015-11-18 | 将乐县科技馆 | Slidingtype is put down and is thrown motion demonstration appearance from top to bottom |
| CN105845000A (en) * | 2016-02-03 | 2016-08-10 | 山东省远大网络多媒体股份有限公司 | Electromagnetic positioning device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111028624A (en) * | 2019-12-23 | 2020-04-17 | 重庆师范大学 | Horizontal projectile motion demonstration equipment for physical teaching |
| CN111028624B (en) * | 2019-12-23 | 2021-08-17 | 重庆师范大学 | Horizontal projectile motion demonstration equipment for physical teaching |
| CN112258945A (en) * | 2020-11-11 | 2021-01-22 | 黄攀 | Multifunctional experimental equipment for physical teaching |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180814 |
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| RJ01 | Rejection of invention patent application after publication |