CN107958621A - A kind of mechanics apparatus for demonstrating - Google Patents
A kind of mechanics apparatus for demonstrating Download PDFInfo
- Publication number
- CN107958621A CN107958621A CN201810070815.5A CN201810070815A CN107958621A CN 107958621 A CN107958621 A CN 107958621A CN 201810070815 A CN201810070815 A CN 201810070815A CN 107958621 A CN107958621 A CN 107958621A
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- plate
- fixedly connected
- buoyancy tanks
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- fixed plate
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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
-
- 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
- G09B23/12—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for statics or dynamics of liquids or gases
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- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Algebra (AREA)
- Pure & Applied Mathematics (AREA)
- Educational Administration (AREA)
- Computational Mathematics (AREA)
- Business, Economics & Management (AREA)
- Educational Technology (AREA)
- Theoretical Computer Science (AREA)
- Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
Abstract
The invention discloses a kind of mechanics apparatus for demonstrating, including bottom plate, experiment ball and gravity block, it is characterised in that：Fixed plate is fixedly connected with the top of the bottom plate, side at the top of the fixed plate is fixedly connected with jacking block, the top of the jacking block is connected with experimental plate by pin, side at the top of the experimental plate is fixedly connected with spring dynamometer, and the side of spring dynamometer is fixedly connected with hook, the side of the hook is flexibly connected by connecting line with the side of gravity block, the bottom of gravity block and the top contact of experimental plate, the bottom of experimental plate is fixedly connected with slide, the basal sliding of slide is connected with sliding shoe, the present invention relates to the teaching aid technical field used in physics teaching.The mechanics apparatus for demonstrating, full-featured, not single that a certain mechanics can only be demonstrated and simple in structure, mechanics presentation process is perfectly clear, and accuracy is high, substantially increases the usability of demonstration equipment.
Description
Technical field
The present invention relates to the teaching aid technical field used in physics teaching, is specially a kind of mechanics apparatus for demonstrating.
Background technology
Mechanics is a branch of physics, as an independent basic subject, it is main study energy and power and it
Balance, deformation or the relation of movement with solid, liquid and gas, mechanics can rough segmentation be statics, kinematics and dynamics
Three parts, the balance of statics research power or the static problem of object；Kinematics only considers how object moves, do not discuss it with
The relation of institute's stress；Dynamics discusses the relation of object of which movement and institute's stress, modern experiment of machanics equipment, such as large-scale wind
Hole, water hole, their foundation and using inherently one comprehensive scientific and technical project, it is necessary to more work posts, multi-disciplinary
Cooperation.
In real life, in physics teaching, the explanation of power is an essential course, such as frictional force, elastic force
Deng, and for friction mechanics problem due to relatively more abstract, and changeful, indigestion and grasp, it is necessary to pass through laboratory apparatus
Carrying out lecture experiment could allow student to get information about the relevant a series of problems of mechanics, but existing mechanics apparatus for demonstrating is deposited
It is single in a large amount of shortcomings, such as the function of existing mechanics demonstration equipment, a certain mechanics can only be demonstrated, and tie
Structure is complicated, and mechanics demonstration is excessively cumbersome, and accuracy is poor, greatly reduces the usability of demonstration equipment.
The content of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of mechanics apparatus for demonstrating, solves existing mechanics demonstration
The problem of function of equipment is single, can only demonstrate a certain mechanics, and complicated, and mechanics demonstration is excessively cumbersome.
In order to achieve the above object, the present invention is achieved by the following technical programs：A kind of mechanics apparatus for demonstrating, including bottom
Plate, experiment ball and gravity block, it is characterised in that：Fixed plate is fixedly connected with the top of the bottom plate, at the top of the fixed plate
Side is fixedly connected with jacking block, and the top of the jacking block is connected with experimental plate by pin, and one at the top of the experimental plate
Side is fixedly connected with spring dynamometer, and the side of spring dynamometer is fixedly connected with hook, and the side of the hook passes through
Connecting line is flexibly connected with the side of gravity block, and the top contact of the bottom of gravity block and experimental plate, the experimental plate
Bottom is fixedly connected with slide, and the basal sliding of the slide is connected with sliding shoe, the top of the fixed plate and is located at jacking block
Side screw shell is rotatably connected to by bearing, the internal whorl of the screw shell is connected with threaded rod, the screw thread
The bottom of bar sequentially passes through fixed plate and bottom plate and extends to the bottom of bottom plate, and the top of the threaded rod passes through pin and slip
The bottom of block is flexibly connected.
Preferably, the outer surface of the screw shell is arranged with first bevel gear, the top of the fixed plate and is located at spiral shell
The side of line sleeve is fixedly connected with installing plate, and the side of the installing plate is rotatably connected to rotation axis by bearing, and turns
One end of moving axis is arranged with second bevel gear, and the outer surface of the second bevel gear is engaged with the outer surface of first bevel gear, institute
The other end of rotation axis is stated through installing plate and extends to the opposite side of installing plate, the rotation axis extends to installing plate opposite side
One end be fixedly connected with rotation button.
Preferably, the top of the fixed plate and telescopic rod is connected with by pin positioned at the side of installing plate, institute
The other end for stating telescopic rod is flexibly connected by pin with the bottom of experimental plate.
Preferably, the top of the bottom plate and buoyancy tanks, the buoyancy tanks side are fixedly connected with positioned at the side of fixed plate
Top be fixedly connected with into bucket, the bottom into bucket is communicated with water inlet pipe, and the water inlet pipe is away from into the one of bucket
End is through buoyancy tanks and extends to the inside of buoyancy tanks, and the opposite side of the buoyancy tanks inner wall is fixedly connected with scale plate.
Preferably, the bottom of the experiment ball is contacted with the bottom of buoyancy tanks inner wall, passes through company at the top of the experiment ball
Wiring is fixedly connected with gas cell.
Preferably, the bottom of the bottom plate is fixedly connected with water tank, and the side of the water tank is communicated with outlet pipe, it is described go out
The one end of water pipe away from water tank sequentially passes through bottom plate and buoyancy tanks and extends to the inside of buoyancy tanks.
Preferably, the inside of the outlet pipe is installed with outlet valve, and outlet valve is made of anticorrosion material.
Preferably, the bottom of the bottom plate and dashpot has been fixedly connected with positioned at the both sides of water tank, in the dashpot
Buffer board is slidably connected between the both sides of wall.
Preferably, the both sides at the top of the buffer board have been fixedly connected with buffer spring, and the bottom of the buffer board is fixed
Mandril is connected with, the bottom of the mandril through dashpot and extends to the bottom of dashpot, and the mandril extends to dashpot
One end of bottom is fixedly connected with universal wheel.
Beneficial effect
The present invention provides a kind of mechanics apparatus for demonstrating.Possesses following beneficial effect：
（1）, the mechanics apparatus for demonstrating, by bottom plate, experiment ball and gravity block, fixed plate is fixedly connected with the top of bottom plate, Gu
Side at the top of fixed board is fixedly connected with jacking block, and the top of jacking block is connected with experimental plate by pin, at the top of experimental plate
Side is fixedly connected with spring dynamometer, and the side of spring dynamometer is fixedly connected with hook, and the side of hook passes through company
Wiring is flexibly connected with the side of gravity block, and the top contact of the bottom of gravity block and experimental plate, and the bottom of experimental plate is consolidated
Surely it is connected with slide, the basal sliding of slide is connected with sliding shoe, the top of fixed plate and passes through bearing positioned at the side of jacking block
Screw shell is rotatably connected to, the internal whorl of screw shell is connected with threaded rod, and the bottom of threaded rod sequentially passes through fixed plate
With bottom plate and the bottom of bottom plate is extended to, the top of threaded rod is flexibly connected by pin with the bottom of sliding shoe, full-featured,
A certain mechanics can only not merely be demonstrated, and it is simple in structure, and mechanics presentation process is perfectly clear, and accuracy
Height, substantially increases the usability of demonstration equipment.
（2）, the mechanics apparatus for demonstrating, first bevel gear, the top of fixed plate are arranged with by the outer surface of screw shell
And installing plate is fixedly connected with positioned at the side of screw shell, the side of installing plate is rotatably connected to rotation axis by bearing, and
And one end of rotation axis is arranged with second bevel gear, the outer surface of second bevel gear is engaged with the outer surface of first bevel gear, is turned
The other end of moving axis is through installing plate and extends to the opposite side of installing plate, and one end that rotation axis extends to installing plate opposite side is consolidated
Surely rotation button is connected with, can be very good to drive second bevel gear to be rotated by rotation axis, can when second bevel gear rotates
To drive first bevel gear to be rotated by engaging well, so as to drive screw shell to be rotated.
（3）, the mechanics apparatus for demonstrating, water tank is fixedly connected with by the bottom of bottom plate, the side of water tank is communicated with water outlet
Pipe, the one end of outlet pipe away from water tank sequentially pass through bottom plate and buoyancy tanks and extend to the inside of buoyancy tanks, the inside of outlet pipe
Outlet valve is installed with, when testing, can be very good to avoid the water source inside buoyancy tanks to reveal by outlet valve, and
And it can be very good to arrange the inside water source of buoyancy tanks into the demand for water tank, meeting different experiments significantly by outlet pipe.
（3）, the mechanics apparatus for demonstrating, be fixedly connected with dashpot by the bottom of bottom plate and positioned at the both sides of water tank,
Slidably connect buffer board between the both sides of dashpot inner wall, the both sides at the top of buffer board have been fixedly connected with buffer spring, delay
The bottom of punching is fixedly connected with mandril, and the bottom of mandril through dashpot and extends to the bottom of dashpot, and mandril extends to
One end of buffering trench bottom is fixedly connected with universal wheel, by buffer spring, can be very good to buffer board into row buffering, indirectly
The stability that device moves is greatly improved into row buffering to universal wheel by mandril.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the partial enlarged view at A in Fig. 1 of the present invention；
Fig. 3 is the sectional view of present invention buffering slot structure.
In figure：1 bottom plate, 2 experiment balls, 3 gravity blocks, 4 fixed plates, 5 jacking blocks, 6 experimental plates, 7 spring dynamometers, 8 hooks, 9
Slide, 10 sliding shoes, 11 screw shells, 12 threaded rods, 13 first bevel gears, 14 installing plates, 15 rotation axis, 16 second cone teeth
Wheel, 17 rotation buttons, 18 telescopic rods, 19 buoyancy tanks, 20 go out into bucket, 21 water inlet pipes, 22 scale plates, 23 water tanks, 24 outlet pipes, 25
Water valve, 26 dashpots, 27 buffer boards, 28 buffer springs, 29 mandrils, 30 universal wheels, 31 gas cells.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment, belongs to the scope of protection of the invention.
- 3 are please referred to Fig.1, the present invention provides a kind of technical solution：A kind of mechanics apparatus for demonstrating, including bottom plate 1, experiment ball 2
Dashpot 26 has been fixedly connected with gravity block 3, the bottom of bottom plate 1 and positioned at the both sides of water tank 23, the two of 26 inner wall of dashpot
Buffer board 27 is slidably connected between side, the both sides at the top of buffer board 27 have been fixedly connected with buffer spring 28, buffer board 27
Bottom is fixedly connected with mandril 29, and the bottom of mandril 29 through dashpot 26 and extends to the bottom of dashpot 26, and mandril 29 prolongs
The one end for extending 26 bottom of dashpot is fixedly connected with universal wheel 30, and the bottom of bottom plate 1 is fixedly connected with water tank 23, water tank 23
Side is communicated with outlet pipe 24, and the one end of outlet pipe 24 away from water tank 23 sequentially passes through bottom plate 1 and buoyancy tanks 19 and extends to floating
The inside of power groove 19, the inside of outlet pipe 24 are installed with outlet valve 25, the top of bottom plate 1 and the side for being located at fixed plate 4
Be fixedly connected with buoyancy tanks 19, be fixedly connected with the top of 19 side of buoyancy tanks into bucket 20, into the bottom of bucket 20 be communicated with into
Water pipe 21, water inlet pipe 21 is remote through buoyancy tanks 19 and to extend to the inside of buoyancy tanks 19, buoyancy tanks 19 into one end of bucket 20
The opposite side of inner wall is fixedly connected with scale plate 22, is fixedly connected with scale plate 22 in the opposite side of 19 inner wall of buoyancy tanks, mainly
It is the distance risen by scale plate 22 come measurement experiment ball 2, the bottom of experiment ball 2 is contacted with the bottom of 19 inner wall of buoyancy tanks,
The top of experiment ball 2 is fixedly connected with gas cell 31 by connecting line, and the top of bottom plate 1 is fixedly connected with fixed plate 4, fixed plate
4 top and telescopic rod 18 is connected with by pin positioned at the side of installing plate 14, the other end of telescopic rod 18 passes through pin
Nail is flexibly connected with the bottom of experimental plate 6, and the side at the top of fixed plate 4 is fixedly connected with jacking block 5, and the top of jacking block 5 passes through pin
Nail is connected with experimental plate 6, and the side at the top of experimental plate 6 is fixedly connected with spring dynamometer 7, and spring dynamometer 7
Side is fixedly connected with hook 8, links up with 8 side and is flexibly connected by connecting line with the side of gravity block 3, and gravity block 3
Bottom and experimental plate 6 top contact, the bottom of experimental plate 6 is fixedly connected with slide 9, and the basal sliding of slide 9 is connected with
Sliding shoe 10, the top of fixed plate 4 and is rotatably connected to screw shell 11, screw shell positioned at the side of jacking block 5 by bearing
11 outer surface is arranged with first bevel gear 13, the top of fixed plate 4 and is fixedly connected with peace positioned at the side of screw shell 11
Loading board 14, the side of installing plate 14 is rotatably connected to rotation axis 15 by bearing, and one end of rotation axis 15 is arranged with second
Bevel gear 16, the outer surface of second bevel gear 16 engage with the outer surface of first bevel gear 13, herein first bevel gear 13
Outer surface is engaged with the outer surface of second bevel gear 16, mainly when second bevel gear 16 rotates, can drive the with the time
One bevel gear 13 is rotated, and the other end of rotation axis 15 through installing plate 14 and extends to the opposite side of installing plate 14, rotates
One end that axis 15 extends to 14 opposite side of installing plate is fixedly connected with rotation button 17, and the internal whorl of screw shell 11 is connected with spiral shell
Rasp bar 12,, can the same time mainly when screw shell 11 rotates in the internal whorl connection screw thread bar 12 of screw shell 11
Threaded rod 12 is driven to be moved, the bottom of threaded rod 12 sequentially passes through fixed plate 4 and bottom plate 1 and the bottom for extending to bottom plate 1,
The top of threaded rod 12 is flexibly connected by pin with the bottom of sliding shoe 10.
During work, gravity block 3 is placed the top of experimental plate 6 by the gravity block 3 of first choice experiment, then is incited somebody to action by connecting line
Gravity block 3 is attached with hook 8, because gravity block 3 is not moved, so spring dynamometer 7 can't produce gravity numerical value,
Rotation button 17 is rotated further by, when rotation button 17 rotates, rotation axis 15 will be driven to be rotated, will band when rotation axis 15 rotates
Dynamic second bevel gear 16 is rotated, and when second bevel gear 16 rotates, by engaging first bevel gear 13 will be driven to be revolved
Turn, the rotation of first bevel gear 13 will drive screw shell 11 to be rotated, and when screw shell 11 rotates, will drive threaded rod
12 are moved, and when threaded rod 12 moves, experimental plate 6 will be driven slowly to tilt, when experimental plate 6 tilts, the center of gravity of gravity block 3
Will change so that gravity block 3 will produce movement, when gravity block 3 moves, will be driven by connecting line hook 8 into
Row movement, at this moment corresponding gravity value just occurs in spring dynamometer 7, and 6 inclined angle of experimental plate is bigger, and numerical value will be got over
Greatly, so as to well at calculating gravity block 3 gravity and frictional force, then noted by inside into from bucket 20 to buoyancy tanks 19
Enter water source, at this moment gas cell 31 will float over water source, and the water surface is higher, and gas cell 31 will float higher.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Non-exclusive inclusion, so that process, method, article or equipment including a series of elements not only will including those
Element, but also including other elements that are not explicitly listed, or further include as this process, method, article or equipment
Intrinsic key element.In the absence of more restrictions.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of changes, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of mechanics apparatus for demonstrating, including bottom plate（1）, experiment ball（2）And gravity block（3）, it is characterised in that：The bottom plate
（1）Top be fixedly connected with fixed plate（4）, the fixed plate（4）The side at top is fixedly connected with jacking block（5）, the top
Block（5）Top experimental plate is connected with by pin（6）, the experimental plate（6）The side at top is fixedly connected with spring
Dynamometer（7）, and spring dynamometer（7）Side be fixedly connected with hook（8）, the hook（8）Side pass through connection
Line and gravity block（3）Side be flexibly connected, and gravity block（3）Bottom and experimental plate（6）Top contact, the experiment
Plate（6）Bottom be fixedly connected with slide（9）, the slide（9）Basal sliding be connected with sliding shoe（10）, the fixed plate
（4）Top and be located at jacking block（5）Side screw shell is rotatably connected to by bearing（11）, the screw shell（11）'s
Internal whorl is connected with threaded rod（12）, the threaded rod（12）Bottom sequentially pass through fixed plate（4）And bottom plate（1）And extend
To bottom plate（1）Bottom, the threaded rod（12）Top pass through pin and sliding shoe（10）Bottom be flexibly connected, the spiral shell
Line sleeve（11）Outer surface be arranged with first bevel gear（13）, the fixed plate（4）Top and be located at screw shell（11）
Side be fixedly connected with installing plate（14）, the installing plate（14）Side rotation axis is rotatably connected to by bearing（15）,
And rotation axis（15）One end be arranged with second bevel gear（16）, the second bevel gear（16）Outer surface with first cone tooth
Wheel（13）Outer surface engagement, the rotation axis（15）The other end run through installing plate（14）And extend to installing plate（14）It is another
Side, the rotation axis（15）Extend to installing plate（14）One end of opposite side is fixedly connected with rotation button（17）, the fixation
Plate（4）Top and be located at installing plate（14）Side telescopic rod is connected with by pin（18）, the telescopic rod（18）
The other end pass through pin and experimental plate（6）Bottom be flexibly connected, the bottom plate（1）Top and be located at fixed plate（4）'s
Side is fixedly connected with buoyancy tanks（19）, the buoyancy tanks（19）It is fixedly connected with the top of side into bucket（20）, the water inlet
Bucket（20）Bottom be communicated with water inlet pipe（21）, the water inlet pipe（21）Away from into bucket（20）One end run through buoyancy tanks（19）
And extend to buoyancy tanks（19）Inside, the buoyancy tanks（19）The opposite side of inner wall is fixedly connected with scale plate（22）.
A kind of 2. mechanics apparatus for demonstrating according to claim 1, it is characterised in that：The experiment ball（2）Bottom with it is floating
Power groove（19）The bottom contact of inner wall, the experiment ball（2）Top gas cell is fixedly connected with by connecting line（31）.
A kind of 3. mechanics apparatus for demonstrating according to claim 1, it is characterised in that：The bottom plate（1）Bottom fix connect
It is connected to water tank（23）, the water tank（23）Side be communicated with outlet pipe（24）, and outlet pipe（24）Away from water tank（23）One
End sequentially passes through bottom plate（1）And buoyancy tanks（19）And extend to buoyancy tanks（19）Inside.
A kind of 4. mechanics apparatus for demonstrating according to claim 1, it is characterised in that：The outlet pipe（24）Inside fix
Outlet valve is installed（25）, outlet valve（25）It is made preferably with anticorrosion material.
A kind of 5. mechanics apparatus for demonstrating according to claim 1, it is characterised in that：The bottom plate（1）Bottom and be located at
Water tank（23）Both sides be fixedly connected with dashpot（26）, the dashpot（26）Slidably connected between the both sides of inner wall slow
Punching（27）, the buffer board（27）The both sides at top have been fixedly connected with buffer spring（28）.
A kind of 6. mechanics apparatus for demonstrating according to claim 1, it is characterised in that：The buffer board（27）Bottom fix
It is connected with mandril（29）, the mandril（29）Bottom run through dashpot（26）And extend to dashpot（26）Bottom, it is described
Mandril（29）Extend to dashpot（26）One end of bottom is fixedly connected with universal wheel（30）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810070815.5A CN107958621A (en) | 2018-01-25 | 2018-01-25 | A kind of mechanics apparatus for demonstrating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810070815.5A CN107958621A (en) | 2018-01-25 | 2018-01-25 | A kind of mechanics apparatus for demonstrating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107958621A true CN107958621A (en) | 2018-04-24 |
Family
ID=61955455
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810070815.5A Pending CN107958621A (en) | 2018-01-25 | 2018-01-25 | A kind of mechanics apparatus for demonstrating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107958621A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108564855A (en) * | 2018-07-25 | 2018-09-21 | 周碧蕙 | A kind of high school physics study demonstrator |
| CN108806418A (en) * | 2018-06-13 | 2018-11-13 | 步林涛 | A kind of physics acceleration test simulator |
| CN108847098A (en) * | 2018-06-12 | 2018-11-20 | 王清凤 | Physics experiment teaching apparatus for demonstrating |
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| CN104680913A (en) * | 2015-03-25 | 2015-06-03 | 江西理工大学 | Experimental system for simulating raining-caused landslide |
| CN205104112U (en) * | 2015-11-16 | 2016-03-23 | 河南科技学院 | Physical demonstration device |
| CN205281913U (en) * | 2016-01-19 | 2016-06-01 | 段佳彤 | Inclined plane gravity decomposes teaching demonstration ware |
| CN205487028U (en) * | 2016-03-02 | 2016-08-17 | 董秀锋 | A teaching aid for demonstrating buoyancy and each variable relation |
| CN206021689U (en) * | 2016-08-12 | 2017-03-15 | 赵雅琪 | A kind of adjustable inclined slope for physical experiment |
| CN107578676A (en) * | 2017-09-18 | 2018-01-12 | 王瀚论 | A kind of inclined-plane acceleration test device |
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2018
- 2018-01-25 CN CN201810070815.5A patent/CN107958621A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104680913A (en) * | 2015-03-25 | 2015-06-03 | 江西理工大学 | Experimental system for simulating raining-caused landslide |
| CN205104112U (en) * | 2015-11-16 | 2016-03-23 | 河南科技学院 | Physical demonstration device |
| CN205281913U (en) * | 2016-01-19 | 2016-06-01 | 段佳彤 | Inclined plane gravity decomposes teaching demonstration ware |
| CN205487028U (en) * | 2016-03-02 | 2016-08-17 | 董秀锋 | A teaching aid for demonstrating buoyancy and each variable relation |
| CN206021689U (en) * | 2016-08-12 | 2017-03-15 | 赵雅琪 | A kind of adjustable inclined slope for physical experiment |
| CN107578676A (en) * | 2017-09-18 | 2018-01-12 | 王瀚论 | A kind of inclined-plane acceleration test device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108847098A (en) * | 2018-06-12 | 2018-11-20 | 王清凤 | Physics experiment teaching apparatus for demonstrating |
| CN108806418A (en) * | 2018-06-13 | 2018-11-13 | 步林涛 | A kind of physics acceleration test simulator |
| CN108564855A (en) * | 2018-07-25 | 2018-09-21 | 周碧蕙 | A kind of high school physics study demonstrator |
| CN108564855B (en) * | 2018-07-25 | 2019-03-08 | 周碧蕙 | A kind of high school physics study demonstrator |
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Application publication date: 20180424 |