CN108711347A - A kind of physical mechanics teaching single pendulum demonstration apparatus - Google Patents
A kind of physical mechanics teaching single pendulum demonstration apparatus Download PDFInfo
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- CN108711347A CN108711347A CN201810992985.9A CN201810992985A CN108711347A CN 108711347 A CN108711347 A CN 108711347A CN 201810992985 A CN201810992985 A CN 201810992985A CN 108711347 A CN108711347 A CN 108711347A
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- stainless steel
- steel stent
- draught line
- single pendulum
- clamping 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
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Abstract
The invention discloses a kind of physical mechanics teaching single pendulum demonstration apparatus, including single pendulum bead, carrying mounting seat, stainless steel stent, draught line fixing device, protractor, guide roller, draught line wrap-up, the first rotation crank, draught line, sliding sleeve and folding ruler, single pendulum bead is arranged on stainless steel stent, stainless steel stent includes the first stainless steel stent and the second stainless steel stent, the bottom of first stainless steel stent and the second stainless steel stent is installed with carrying mounting seat, and the bottom of stainless steel stent is installed with draught line fixing device；Structure of the invention is rationally simple, easy to use, effectively improve the interest and effect of physics teaching, realize the adjusting and fixation to experiment with simple pendulum swing rope length, reduce the difficulty of single pendulum demonstration apparatus operation, effectively improve the efficiency of physical mechanics experiment with simple pendulum teaching, the accuracy for improving single pendulum demonstration apparatus experiment ensures that the stability that this single pendulum demonstration apparatus is placed, practicability are stronger.
Description
Technical field：
The present invention relates to physical mechanics teaching equipment technical field, more particularly to a kind of physical mechanics teaching is demonstrated with single pendulum
Device.
Background technology：
Physics is to study the subject of the motion of matter most typically rule and substance basic structure, is other each natural scientiologies
The Research foundation of section, its theoretical construct make full use of mathematics as the working language of oneself, using experiment as inspection theory
The sole criterion of correctness, it is a current most accurate natural science subject, and Physical Experiment is junior-senior high school stage physics lesson
The related experiment for including in journey, including Experiments of Electricity, experiment of machanics, calorifics laboratory, Experiments of Optics etc. are usually used in verifying physics
The theorem law of subject, experiment with simple pendulum are that sling a mass with the negligible filament of weight be m weights, it is made to swing, when
When pivot angle is 0 degree, bonding force size suffered by weight is equal to the gravity of bead itself, but existing single pendulum demonstration apparatus is using
When, swing rope length is fixed, and is needed replacing different length swing rope and is carried out experimental demonstration, increase the difficulty of single pendulum demonstration operation, influences
The efficiency and effect and single pendulum demonstration apparatus of physical mechanics experiment with simple pendulum teaching are placed uneven and unstable, influence to test
As a result accuracy, practicability are poor.
Invention content：
The purpose of the present invention is that solve the above-mentioned problems and provides a kind of physical mechanics teaching single pendulum demonstration dress
It sets, solves existing single pendulum demonstration apparatus when in use, swing rope length is fixed, and is needed replacing different length swing rope and is tested
Demonstration, increase single pendulum demonstration operation difficulty, influence physical mechanics experiment with simple pendulum teaching efficiency and effect and single pendulum demonstration
Device is placed uneven and unstable, and the accuracy of experimental result, the poor problem of practicability are influenced.
To solve the above-mentioned problems, the present invention provides a kind of technical solutions：
A kind of physical mechanics teaching single pendulum demonstration apparatus, including single pendulum bead, carrying mounting seat, stainless steel stent,
Draught line fixing device, protractor, guide roller, draught line wrap-up, the first rotation crank, draught line, sliding sleeve and folding are straight
Ruler, the single pendulum bead are arranged on stainless steel stent, and the stainless steel stent includes that the first stainless steel stent and second are stainless
The bottom of steel bracket, first stainless steel stent and the second stainless steel stent is installed with carrying mounting seat, described
The bottom of stainless steel stent is installed with draught line fixing device, on the stainless steel stent at the top of the draught line fixing device
Lead hole is offered, guide roller is installed on the stainless steel stent at the lead hole, the guide roller side
Draught line wrap-up is installed on stainless steel stent, the draught line wrap-up includes winding wheel and passed with winding wheel
First rotation crank of dynamic connection, the top of the single pendulum bead is fixedly connected by connecting hole with one end of draught line, described
The other end of draught line passes through draught line fixing device, lead hole and guide roller and the winding wheel of draught line wrap-up to fix
It connects, is arranged on first stainless steel stent and sliding sleeve is installed, one end of the sliding sleeve is equipped with locking nut, the sliding sleeve
One end folding ruler is movably installed with by rotation axis.
As a preferred technical solution of the present invention, the carrying mounting seat of second stainless steel stent bottom includes
First bevel gear, second bevel gear, the second threaded rod, third threaded rod, the second thread bush, Mobile base, elevating lever, connector,
Rotating bar and the second rotation crank, in the first bevel gear engagement second bevel gear corresponding thereto is installed, described the
Two bevel gears are installed with the second threaded rod in being horizontally disposed at the top of the second bevel gear, the second bevel gear
Bottom is installed with third threaded rod, and the third threaded rod passes through the company of rotation between the second thread bush and carrying mounting seat
It connects, one end of second threaded rod is threadedly coupled across Mobile base and Mobile base, and one end of the Mobile base is fixed
Elevating lever is installed, L-shaped setting between the elevating lever and Mobile base, the top of the elevating lever passes through connector and second
The bottom of stainless steel stent is fixedly mounted, and the side of the first bevel gear is fixedly connected with one end of rotating bar, the rotation
The other end of bar is rotatablely connected across carrying mounting seat and the second rotation crank.
As a preferred technical solution of the present invention, the draught line fixing device includes mounting base, first clamping plate,
Second splint, sliding rail, slide, the first thread bush, the first threaded rod and rotating member, the mounting base are fixedly mounted on the first stainless steel
The center of holder and the second stainless steel stent, the bottom inside the mounting base are equipped with first clamping plate, the first clamping plate one
Second clamping plate is installed inside the mounting base of side, is arranged in parallel between the first clamping plate and second clamping plate, the draught line is set
It sets between first clamping plate and second clamping plate, sliding rail, the second clamping plate is provided in the mounting base of the second clamping plate bottom
Bottom be provided with slide, be slidably connected between the slide and sliding rail, in the second clamping plate with first clamping plate opposite side
First thread bush is installed, one end of first thread bush and the first threaded rod is rotatablely connected, first threaded rod it is another
One end is fixedly mounted across mounting base and rotating member.
As a preferred technical solution of the present invention, first stainless steel stent and the second stainless steel stent bottom
It is installed with sucker in carrying mounting seat.
As a preferred technical solution of the present invention, graduation mark is provided on second stainless steel stent.
As a preferred technical solution of the present invention, the rotation angle of the folding ruler is 90 °.
As a preferred technical solution of the present invention, first rotation crank and the second rotation crank is Z-shaped sets
It sets, and non-slip rubber set is both provided on first rotation crank and the second rotation crank.
As a preferred technical solution of the present invention, limiting plate is installed at the top of second threaded rod.
Beneficial effects of the present invention：
Structure of the invention is rationally simple, easy to use, by being arranged in the first stainless steel stent and the second stainless steel stent
Between draught line and single pendulum bead, realize physical mechanics experiment with simple pendulum teaching, effectively improve the interest and effect of physics teaching
Fruit, draught line fixing device and the draught line wrap-up of setting coordinate, and sliding sleeve, which is locked in single pendulum bead, needs the height adjusted
Degree, turning folding ruler keeps it horizontally disposed, drives winding wheel rotation to make single pendulum to draught line retractable by the first rotation crank
Bead is located at the height of horizontal folding ruler, then passes through rotating member and rotates the first threaded rod so that the first threaded rod pushes the
Second splint moves on the slide rail, i.e., is gripped to draught line by second clamping plate and first clamping plate, realizes and is put to experiment with simple pendulum
The adjusting and fixation of rope length degree reduce the difficulty of single pendulum demonstration apparatus operation, effectively improve the teaching of physical mechanics experiment with simple pendulum
The carrying mounting seat in the second stainless steel stent bottom is arranged in efficiency, and rotating bar and first is driven by the second rotation crank
Bevel gear rotates, the first bevel gear second bevel gear that engages of driving and the rotation of the second threaded rod so that Mobile base is the
It is moved up and down on two threaded rods, to be adjusted to the second stainless steel stent height so that be in protractor when single pendulum bead is static
Centre position, effectively improve single pendulum demonstration apparatus experiment accuracy, and sucker effectively improve this single pendulum demonstration apparatus placement
Stability, practicability is stronger.
Description of the drawings：
The present invention is described in detail by following specific implementations and attached drawing for ease of explanation,.
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is structural schematic diagram at the A of the present invention；
Fig. 3 is the carrying mounting seat structural schematic diagram of the present invention
Fig. 4 is structural schematic diagram at the B of the present invention.
In figure：1, single pendulum bead；2, mounting seat is carried；21, first bevel gear；22, second bevel gear；23, the second spiral shell
Rasp bar；24, third threaded rod；25, the second thread bush；26, Mobile base；27, elevating lever；28, connector；29, rotating bar；210,
Second rotation crank；211, limiting plate；3, stainless steel stent；31, the first stainless steel stent；32, the second stainless steel stent；4, it leads
Wire fixture；41, mounting base；42, first clamping plate；43, second clamping plate；44, sliding rail；45, slide；46, the first thread bush；
47, the first threaded rod；48, rotating member；5, protractor；6, lead hole；7, guide roller；8, draught line wrap-up；9, first
Rotation crank；10, connecting hole；11, draught line；12, sliding sleeve；13, locking nut；14, rotation axis；15, folding ruler；16, it carves
Spend line；17, sucker.
Specific implementation mode：
As shown in Figs 1-4, present embodiment uses following technical scheme：A kind of physical mechanics teaching is demonstrated with single pendulum
Device, including single pendulum bead 1, carrying mounting seat 2, stainless steel stent 3, draught line fixing device 4, protractor 5, guide roller 7,
Draught line wrap-up 8, the first rotation crank 9, draught line 11, sliding sleeve 12 and folding ruler 15, the setting of single pendulum bead 1 exist
On stainless steel stent 3, the stainless steel stent 3 include the first stainless steel stent 31 and the second stainless steel stent 32, described first
The bottom of stainless steel stent 31 and the second stainless steel stent 32 is installed with carrying mounting seat 2, the stainless steel stent 3
Bottom be installed with draught line fixing device 4, offered on the stainless steel stent 3 at 4 top of the draught line fixing device
Lead hole 6 is installed with guide roller 7 on the stainless steel stent 3 at the lead hole 6, and 7 side of the guide roller is not
Draught line wrap-up 8 is installed on rust steel bracket 3, the draught line wrap-up 8 includes winding wheel and and winding wheel
The first rotation crank 9 being sequentially connected, the top of the single pendulum bead 1 is fixed by one end of connecting hole 10 and draught line 11 to be connected
It connects, the other end of the draught line 11 passes through draught line fixing device 4, lead hole 6 and guide roller 7 and draught line wrap-up
8 winding wheel is fixedly connected, and is arranged on first stainless steel stent 31 and is equipped with sliding sleeve 12, one end installation of the sliding sleeve 12
There are locking nut 13, one end of the sliding sleeve 12 to be movably installed with folding ruler 15 by rotation axis 14.
Wherein, the carrying mounting seat 2 of 32 bottom of the second stainless steel stent includes that first bevel gear 21, second bores tooth
Take turns the 22, second threaded rod 23, third threaded rod 24, the second thread bush 25, Mobile base 26, elevating lever 27, connector 28, rotating bar
29 and second rotation crank 210, in the first bevel gear 21 engagement second bevel gear 22 corresponding thereto is installed, it is described
For second bevel gear 22 in horizontally disposed, the top of the second bevel gear 22 is installed with the second threaded rod 23, and described second
The bottom of bevel gear 22 is installed with third threaded rod 24, and the third threaded rod 24 is pacified by the second thread bush 25 with carrying
It is rotatablely connected between dress pedestal 2, across Mobile base 26 and Mobile base 26, screw thread connects for one end of second threaded rod 23
It connecing, one end of the Mobile base 26 is installed with elevating lever 27, L-shaped setting between the elevating lever 27 and Mobile base 26,
The top of the elevating lever 27 is fixedly mounted by the bottom of connector 28 and the second stainless steel stent 32, the first bevel gear
21 side is fixedly connected with one end of rotating bar 29, and the other end of the rotating bar 29 passes through carrying mounting seat 2 and with the
It is rotatablely connected between two rotation cranks 210, the draught line fixing device 4 includes mounting base 41, first clamping plate 42, second clamping plate
43, sliding rail 44, slide 45, the first thread bush 46, the first threaded rod 47 and rotating member 48, the mounting base 41 are fixedly mounted on
The center of one stainless steel stent 31 and the second stainless steel stent 32, the bottom inside the mounting base 41 are equipped with first clamping plate
42, second clamping plate 43, the first clamping plate 42 and second clamping plate are installed inside the mounting base 41 of 42 side of the first clamping plate
It is arranged in parallel between 43, the draught line 11 is arranged between first clamping plate 42 and second clamping plate 43,43 bottom of the second clamping plate
Sliding rail 44 is provided in the mounting base 41 in portion, the bottom of the second clamping plate 43 is provided with slide 45, the slide 45 and sliding rail
It is slidably connected between 44, the first thread bush 46 is installed in the second clamping plate 43 with 42 opposite side of first clamping plate, described
One end of one thread bush 46 and the first threaded rod 47 is rotatablely connected, the other end of first threaded rod 47 pass through mounting base 41,
And it is fixedly mounted between rotating member 48, the carrying installation of 31 and second stainless steel stent of the first stainless steel stent, 32 bottom
It is installed with sucker 17 on pedestal 2, graduation mark 16, the folding ruler 15 are provided on second stainless steel stent 32
Rotation angle be 90 °, the Z-shaped setting of first rotation crank, 9 and second rotation crank 210, and it is described first rotation
Non-slip rubber set is both provided on rocking handle 9 and the second rotation crank 210, the top fixed installation of second threaded rod 23 is limited
Position plate 211.
The present invention use state be：Structure of the invention is rationally simple, easy to use, by being arranged in the first stainless steel branch
Draught line 11 between frame 31 and the second stainless steel stent 32 and single pendulum bead 1 realize the teaching of physical mechanics experiment with simple pendulum, effectively
The interest and effect of physics teaching are improved, draught line fixing device 4 and the draught line wrap-up 8 of setting coordinate, by sliding sleeve
12, which are locked in single pendulum bead 1, needs the height adjusted, and turning folding ruler 15 keeps it horizontally disposed, passes through the first rotation crank 9
Driving winding wheel rotation makes single pendulum bead 1 be located at the height of horizontal folding ruler 15 11 retractable of draught line, then passes through rotation
Part 48 rotates the first threaded rod 47 so that the first threaded rod 47 pushes second clamping plate 43 to be moved on sliding rail 44, that is, passes through second
Clamping plate 43 and first clamping plate 42 grip draught line 11, realize adjusting and fixation to experiment with simple pendulum swing rope length, reduce
The difficulty of single pendulum demonstration apparatus operation, effectively improves the efficiency of physical mechanics experiment with simple pendulum teaching, is arranged in the second stainless steel branch
The carrying mounting seat 2 of 32 bottom of frame drives rotating bar 29 and first bevel gear 21 to rotate by the second rotation crank 210, the
The second bevel gear 22 and the rotation of the second threaded rod 23 that the driving of one bevel gear 21 engages so that Mobile base 26 is in the second screw thread
It is moved up and down on bar 23, to highly be adjusted to the second stainless steel stent 32 so that protractor 5 is in when single pendulum bead 1 is static
Centre position, effectively improve the accuracy of single pendulum demonstration apparatus experiment, and sucker 17 effectively improves this single pendulum demonstration apparatus and puts
The stability set, practicability are stronger.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, the technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention, the claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (8)
1. a kind of physical mechanics teaching single pendulum demonstration apparatus, including single pendulum bead (1), carrying mounting seat (2), stainless steel branch
Frame (3), draught line fixing device (4), protractor (5), guide roller (7), draught line wrap-up (8), the first rotation crank
(9), draught line (11), sliding sleeve (12) and folding ruler (15), it is characterised in that：The single pendulum bead (1) is arranged in stainless steel
On holder (3), the stainless steel stent (3) includes the first stainless steel stent (31) and the second stainless steel stent (32), and described the
The bottom of one stainless steel stent (31) and the second stainless steel stent (32) be installed with carrying mounting seat (2), it is described not
The bottom of rust steel bracket (3) is installed with draught line fixing device (4), stainless at the top of the draught line fixing device (4)
Lead hole (6) is offered on steel bracket (3), and conducting wire is installed on the stainless steel stent (3) at the lead hole (6)
It takes turns (7), draught line wrap-up (8), the traction is installed on the stainless steel stent (3) of guide roller (7) side
Line wrap-up (8) includes winding wheel and the first rotation crank (9) being sequentially connected with winding wheel, the single pendulum bead (1)
Top is fixedly connected by connecting hole (10) with one end of draught line (11), and the other end of the draught line (11) passes through draught line
Fixing device (4), lead hole (6) and guide roller (7) are fixedly connected with the winding wheel of draught line wrap-up (8), and described
It is arranged on one stainless steel stent (31) and sliding sleeve (12) is installed, one end of the sliding sleeve (12) is equipped with locking nut (13), institute
The one end for stating sliding sleeve (12) is movably installed with folding ruler (15) by rotation axis (14).
2. a kind of physical mechanics teaching single pendulum demonstration apparatus according to claim 1, it is characterised in that：Described second is not
The carrying mounting seat (2) of rust steel bracket (32) bottom includes first bevel gear (21), second bevel gear (22), the second threaded rod
(23), third threaded rod (24), the second thread bush (25), Mobile base (26), elevating lever (27), connector (28), rotating bar
(29) and the second rotation crank (210), engagement is equipped with second bevel gear corresponding thereto on the first bevel gear (21)
(22), the second bevel gear (22) is installed with the second screw thread in being horizontally disposed at the top of the second bevel gear (22)
The bottom of bar (23), the second bevel gear (22) is installed with third threaded rod (24), and the third threaded rod (24) is logical
It crosses between the second thread bush (25) and carrying mounting seat (2) and is rotatablely connected, one end of second threaded rod (23), which passes through, to be moved
Dynamic seat (26) is simultaneously threadedly coupled between Mobile base (26), and one end of the Mobile base (26) is installed with elevating lever (27),
L-shaped setting between the elevating lever (27) and Mobile base (26), the top of the elevating lever (27) by connector (28) with
The bottom of second stainless steel stent (32) is fixedly mounted, and the side of the first bevel gear (21) is solid with one end of rotating bar (29)
The other end of fixed connection, the rotating bar (29) turns across carrying mounting seat (2) and the second rotation crank (210)
Dynamic connection.
3. a kind of physical mechanics teaching single pendulum demonstration apparatus according to claim 1, it is characterised in that：The draught line
Fixing device (4) includes mounting base (41), first clamping plate (42), second clamping plate (43), sliding rail (44), slide (45), the first spiral shell
Line set (46), the first threaded rod (47) and rotating member (48), the mounting base (41) are fixedly mounted on the first stainless steel stent
(31) and the center of the second stainless steel stent (32), the internal bottom of the mounting base (41) are equipped with first clamping plate (42), institute
It states and second clamping plate (43) is installed inside the mounting base (41) of first clamping plate (42) side, the first clamping plate (42) and the second folder
Plate is arranged in parallel between (43), and the draught line (11) is arranged between first clamping plate (42) and second clamping plate (43), and described the
Sliding rail (44) is provided in the mounting base (41) of second splint (43) bottom, the bottom of the second clamping plate (43) is provided with slide
(45), it is slidably connected between the slide (45) and sliding rail (44), it is opposite with first clamping plate (42) on the second clamping plate (43)
Side is equipped with the first thread bush (46), and first thread bush (46) and one end of the first threaded rod (47) are rotatablely connected, institute
The other end for stating the first threaded rod (47) is fixedly mounted across mounting base (41) and rotating member (48).
4. a kind of physical mechanics teaching single pendulum demonstration apparatus according to claim 1, it is characterised in that：Described first is not
It is installed with sucker (17) in the carrying mounting seat (2) of rust steel bracket (31) and the second stainless steel stent (32) bottom.
5. a kind of physical mechanics teaching single pendulum demonstration apparatus according to claim 1, it is characterised in that：Described second is not
It is provided with graduation mark (16) on rust steel bracket (32).
6. a kind of physical mechanics teaching single pendulum demonstration apparatus according to claim 1, it is characterised in that：It is described to fold directly
The rotation angle of ruler (15) is 90 °.
7. a kind of physical mechanics teaching single pendulum demonstration apparatus according to claim 1, it is characterised in that：Described first turn
Shake handle (9) and the Z-shaped setting of the second rotation crank (210), and first rotation crank (9) and the second rotation crank
(210) non-slip rubber set is both provided on.
8. a kind of physical mechanics teaching single pendulum demonstration apparatus according to claim 2, it is characterised in that：Second spiral shell
Limiting plate (211) is installed at the top of rasp bar (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810992985.9A CN108711347A (en) | 2018-08-29 | 2018-08-29 | A kind of physical mechanics teaching single pendulum demonstration apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810992985.9A CN108711347A (en) | 2018-08-29 | 2018-08-29 | A kind of physical mechanics teaching single pendulum demonstration apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108711347A true CN108711347A (en) | 2018-10-26 |
Family
ID=63873457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810992985.9A Pending CN108711347A (en) | 2018-08-29 | 2018-08-29 | A kind of physical mechanics teaching single pendulum demonstration apparatus |
Country Status (1)
| Country | Link |
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| CN (1) | CN108711347A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110517564A (en) * | 2019-08-15 | 2019-11-29 | 诸暨市蓝了电子科技有限公司 | Simple pendulum device and experiment with simple pendulum method |
| CN113053213A (en) * | 2019-12-26 | 2021-06-29 | 安徽春月科教设备有限公司 | Simple pendulum ball presentation device for physical teaching |
| CN113888936A (en) * | 2021-09-28 | 2022-01-04 | 吉首大学 | Presentation device is used in physical education teaching |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2622794Y (en) * | 2003-03-25 | 2004-06-30 | 王喜云 | Microcomputerized pendulum experimental instrument |
| CN203849912U (en) * | 2014-05-21 | 2014-09-24 | 朱英杰 | Multifunctional simple pendulum experiment table easy to use |
| CN204348181U (en) * | 2015-01-13 | 2015-05-20 | 韩永胜 | A kind of mechanics experiment with simple pendulum instructional device |
| CN104751703A (en) * | 2013-12-31 | 2015-07-01 | 上海数好数字信息科技有限公司 | Electronic simple pendulum presentation device |
| CN204808695U (en) * | 2015-06-18 | 2015-11-25 | 天津梦祥原科技有限公司 | Fixed moving mechanism that reaches for electricity experiments |
| CN206516183U (en) * | 2016-08-31 | 2017-09-22 | 徐轲 | A kind of Physical Experiment apparatus for demonstrating |
| CN206574339U (en) * | 2017-02-13 | 2017-10-20 | 刘叶繁 | A kind of acceleration of gravity measurement apparatus of high school physicses based on simple harmonic motion |
| CN206639469U (en) * | 2017-03-24 | 2017-11-14 | 庞瑜 | A kind of portable physical teaching experiment with simple pendulum apparatus for demonstrating |
| CN207134019U (en) * | 2017-07-11 | 2018-03-23 | 李莹莹 | A kind of physics teaching single pendulum |
| CN108461017A (en) * | 2018-05-08 | 2018-08-28 | 佛山拾念科技有限公司 | A kind of physics teaching simple pendulum device |
-
2018
- 2018-08-29 CN CN201810992985.9A patent/CN108711347A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2622794Y (en) * | 2003-03-25 | 2004-06-30 | 王喜云 | Microcomputerized pendulum experimental instrument |
| CN104751703A (en) * | 2013-12-31 | 2015-07-01 | 上海数好数字信息科技有限公司 | Electronic simple pendulum presentation device |
| CN203849912U (en) * | 2014-05-21 | 2014-09-24 | 朱英杰 | Multifunctional simple pendulum experiment table easy to use |
| CN204348181U (en) * | 2015-01-13 | 2015-05-20 | 韩永胜 | A kind of mechanics experiment with simple pendulum instructional device |
| CN204808695U (en) * | 2015-06-18 | 2015-11-25 | 天津梦祥原科技有限公司 | Fixed moving mechanism that reaches for electricity experiments |
| CN206516183U (en) * | 2016-08-31 | 2017-09-22 | 徐轲 | A kind of Physical Experiment apparatus for demonstrating |
| CN206574339U (en) * | 2017-02-13 | 2017-10-20 | 刘叶繁 | A kind of acceleration of gravity measurement apparatus of high school physicses based on simple harmonic motion |
| CN206639469U (en) * | 2017-03-24 | 2017-11-14 | 庞瑜 | A kind of portable physical teaching experiment with simple pendulum apparatus for demonstrating |
| CN207134019U (en) * | 2017-07-11 | 2018-03-23 | 李莹莹 | A kind of physics teaching single pendulum |
| CN108461017A (en) * | 2018-05-08 | 2018-08-28 | 佛山拾念科技有限公司 | A kind of physics teaching simple pendulum device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110517564A (en) * | 2019-08-15 | 2019-11-29 | 诸暨市蓝了电子科技有限公司 | Simple pendulum device and experiment with simple pendulum method |
| CN113053213A (en) * | 2019-12-26 | 2021-06-29 | 安徽春月科教设备有限公司 | Simple pendulum ball presentation device for physical teaching |
| CN113888936A (en) * | 2021-09-28 | 2022-01-04 | 吉首大学 | Presentation device is used in physical education teaching |
| CN113888936B (en) * | 2021-09-28 | 2024-01-26 | 吉首大学 | Presentation device is used in physical education teaching |
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Application publication date: 20181026 |