CN107610562A - A kind of experimental provision for being used to study uniformly accelerated motion - Google Patents
A kind of experimental provision for being used to study uniformly accelerated motion Download PDFInfo
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- CN107610562A CN107610562A CN201710931396.5A CN201710931396A CN107610562A CN 107610562 A CN107610562 A CN 107610562A CN 201710931396 A CN201710931396 A CN 201710931396A CN 107610562 A CN107610562 A CN 107610562A
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- fixed
- brassboard
- plate
- experimental provision
- fixedly connected
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Abstract
The invention discloses a kind of experimental provision for being used to study uniformly accelerated motion,Including desk body and experimental provision,The experimental provision includes brassboard,Supporting leg,Fixed mount,Link,Pulley,Car body,Clasp,Connecting rope,Pulling force sensor,Hook,Paper tape and dotted timer,Supporting leg is vertically and fixedly provided with the bottom four corners of the brassboard,Fixed mount is fixed with one end supporting leg of the brassboard,And supporting leg is fixedly connected by fixed mount with desk body,The bottom other end middle slip of the brassboard is connected with link,The brassboard is fixedly connected by link with desk body,Top one end of the brassboard is vertically installed with pulley,The side that the brassboard is located at pulley is provided with car body,This is used for the experimental provision for studying uniformly accelerated motion,Supporting leg is fixed with the bottom of brassboard,The height of brassboard can be adjusted by supporting leg,So as to facilitate the teaching of lecturer,It can be facilitated by link and fixed mount and brassboard is fixed.
Description
Technical field
The present invention relates to teaching experiment technical field, specially a kind of experiment dress for being used to study uniformly accelerated motion
Put.
Background technology
Object point-blank moves, if the change of speed is equal within the equal time, this motion is just called
Uniformly accelerated motion.Also may be defined as：Along straight line, and the motion that acceleration is constant, it is called uniformly accelerated motion.
The experiment equipment of existing uniformly accelerated motion is larger, and lecturer is when carrying out this experiment, it is necessary to brassboard
It is placed on lectern, and existing lectern is highly relatively low, is unfavorable for the teaching of teacher, and also existing experiment is all weight
Code, and counterweight is unfavorable for fixing, and is unfavorable for detecting actual pull value with other objects.
The content of the invention
It is an object of the invention to provide a kind of experimental provision for being used to study uniformly accelerated motion, to solve the above-mentioned back of the body
The problem of being proposed in scape technology.
To achieve the above object, the present invention provides following technical scheme：A kind of reality for being used to study uniformly accelerated motion
Experiment device, including desk body and experimental provision, the experimental provision include brassboard, supporting leg, fixed mount, link, pulley, car
Body, clasp, connecting rope, pulling force sensor, hook, paper tape and dotted timer, it is vertical at the bottom four corners of the brassboard
Supporting leg is fixed with, fixed mount is fixed with one end supporting leg of the brassboard, and supporting leg is fixedly connected by fixed mount with desk body,
The bottom other end middle slip of the brassboard is connected with link, and the brassboard is fixed by link and desk body to be connected
Connect, top one end of the brassboard is vertically installed with pulley, and the side that the brassboard is located at pulley is provided with car body, the car
Body is fixed with clasp close to the side of pulley, and one end of the connecting rope is fixedly connected with one end of pulling force sensor, the drawing
The other end of force snesor is fixedly connected with hook, and the hook is buckled in clasp, and the other end of the connecting rope passes through pulley
Hook is fixed with, the one end of the car body away from clasp is fixedly connected with one end of paper tape, and the other end of the paper tape, which passes through, to be beaten
Point timer, the dotted timer are fixed at the top of brassboard.
Preferably, the supporting leg includes fixing pipe, threaded rod and supporting pad, and the centre of the fixing pipe is provided with internal thread,
The threaded rod is connected by screw thread with fixing pipe, and the top of the fixing pipe is fixedly connected with the bottom of brassboard, the spiral shell
The bottom of rasp bar is fixed with supporting pad.
Preferably, the link includes screw mandrel, screws set, sliding block, support bar and bottom plate, the bottom one of the brassboard
Side is provided with groove, and one end of the screw mandrel is rotatablely connected by the end of bearing and groove, and the other end of the screw mandrel is through in fact
Test plate and be fixedly connected with screwing set, and the junction of screw mandrel and brassboard is rotatablely connected by bearing, the bottom of the sliding block is consolidated
Surely there is support bar, bottom plate is fixed in the bottom of shown support bar, and the side of the bottom plate is fixed with fixed mount.
Preferably, the fixed mount includes connecting plate, supporting plate, adjusting rod and top plate, the top of the connecting plate and branch
The side of stake pad is fixedly connected, and the bottom of the connecting plate is vertically and fixedly provided with supporting plate, and screwed hole is provided among the supporting plate,
The outside of the adjusting rod is provided with the external screw thread being engaged with supporting plate, and the adjusting rod is connected by screw thread with supporting plate, institute
State and top plate is fixed with the top of adjusting rod.
Preferably, it is fixed with cushion at the top of the top plate.
Preferably, the bottom of the adjusting rod, which is fixed with, screws handle, and the outside for screwing handle is provided with skid resistance strip.
Preferably, the side of the clasp is fixed with installing plate, and the installing plate is provided with through hole, the side of the car body
Provided with the screwed hole being engaged with installing plate, the installing plate is fixedly connected with the vehicle body by screw.
Preferably, the centre of the pulley is rotatably connected to rotating shaft by bearing, and the both ends of the rotating shaft are fixed with fixation
Plate, the bottom of the fixed plate are fixedly connected by welding with mounting seat, and the mounting seat is fixed by screws in brassboard
Top.
Preferably, the car body includes vehicle frame, drive link and roller, and the lower end of the vehicle frame is rotatably connected to by bearing
Drive link, the both ends of the drive link are fixed with roller.
Preferably, the top of the pulley and the top of clasp are in same level height.
Compared with prior art, the beneficial effects of the invention are as follows：
1st, the present invention hangs up certain weight on the hook of one end of connecting rope, and connecting rope is driven to moving down by the pulling force of weight
It is dynamic, so as to be moved with motor vehicles bodies, and detection time is carried out by dotted timer, so as to intuitively study even speed change straight line
Motion, is fixed with pulling force sensor in one end of connecting rope, pulling force can be detected come sensor by drawing, without using
Counterweight provides power.
2nd, the present invention is fixed with supporting leg in the bottom of brassboard, and the height of brassboard can be adjusted by supporting leg, so as to side
Just the teaching of lecturer, it can be facilitated by link and fixed mount and brassboard is fixed.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present invention；
Fig. 2 is present invention slider structural representation；
Fig. 3 is fixed rack structure schematic diagram of the present invention；
Fig. 4 is leg structure schematic diagram of the present invention；
Fig. 5 is body construction schematic diagram of the present invention.
In figure：1- desk bodies；2- experimental provisions；3- brassboards；4- supporting legs；5- fixed mounts；6- links；7- pulleys；8- cars
Body；9- clasps；10- connecting ropes；11- pulling force sensors；12- is linked up with；13- paper tapes；14- dotted timers；15- fixing pipes；16-
Threaded rod；17- supporting pads；18- screw mandrels；19- screws set；20- sliding blocks；21- support bars；22- bottom plates；23- connecting plates；24- branch
Fagging；25- adjusting rods；26- top plates；27- screws handle；28- cushions；29- installing plates；30- rotating shafts；31- fixed plates；32-
Mounting seat；33- vehicle frames；34- drive links；35- rollers.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme 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, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Fig. 1-5 are referred to, the present invention provides a kind of technical scheme：A kind of experiment dress for being used to study uniformly accelerated motion
Put, including desk body 1 and experimental provision 2, the experimental provision 2 include brassboard 3, supporting leg 4, fixed mount 5, link 6, pulley 7,
Car body 8, clasp 9, connecting rope 10, pulling force sensor 11, hook 12, paper tape 13 and dotted timer 14, the bottom of the brassboard 3
Supporting leg 4 is vertically and fixedly provided with portion corner, fixed mount 5 is fixed with one end supporting leg 4 of the brassboard 3, and supporting leg 4 passes through admittedly
Determine frame 5 to be fixedly connected with desk body 1, the bottom other end middle slip of the brassboard 3 is connected with link 6, the brassboard 3
It is fixedly connected by link 6 with desk body 1, top one end of the brassboard 3 is vertically installed with pulley 7, the brassboard 3
Car body 8 is provided with the side of pulley 7, the car body 8 is fixed with clasp 9, one end of the connecting rope 10 close to the side of pulley 7
It is fixedly connected with one end of pulling force sensor 11, the other end of the pulling force sensor 11 is fixedly connected with hook 12, the extension
Hook 12 is buckled in clasp 9, and the other end of the connecting rope 10 is fixed with hook 12 through pulley 7, and the car body 8 is away from clasp 9
One end be fixedly connected with one end of paper tape 13, the other end of the paper tape 13 passes through dotted timer 14, described to get timing ready
Device 14 is fixed on the top of brassboard 3.
The supporting leg 4 includes fixing pipe 15, threaded rod 16 and supporting pad 17, and the centre of the fixing pipe 15 is provided with interior spiral shell
Line, the threaded rod 16 are connected by screw thread with fixing pipe 15, and the top of the fixing pipe 15 is fixed with the bottom of brassboard 3 to be connected
Connect, the bottom of the threaded rod 16 is fixed with supporting pad 17.
The link 6 includes screw mandrel 18, screws set 19, sliding block 20, support bar 21 and bottom plate 22, the brassboard 3
Bottom side is provided with groove, and one end of the screw mandrel 18 is rotatablely connected by the end of bearing and groove, the screw mandrel 18 it is another
One end is fixedly connected through brassboard 3 with screwing set 19, and the junction of screw mandrel 18 and brassboard 3 is rotatablely connected by bearing,
The bottom of the sliding block 20 is fixed with support bar 21, and bottom plate 22, the side of the bottom plate 22 are fixed in the bottom of shown support bar 21
It is fixed with fixed mount 5.
The fixed mount 5 includes connecting plate 23, supporting plate 24, adjusting rod 25 and top plate 26, the top of the connecting plate 23
It is fixedly connected with the side of supporting pad 17, the bottom of the connecting plate 23 is vertically and fixedly provided with supporting plate 24, in the supporting plate 24
Between be provided with screwed hole, the outside of the adjusting rod 25 is provided with the external screw thread being engaged with supporting plate 24, and the adjusting rod 25 passes through
Screw thread is connected with supporting plate 24, and the top of the adjusting rod 25 is fixed with top plate 26.
The top of the top plate 26 is fixed with cushion 28.
The bottom of the adjusting rod 25, which is fixed with, screws handle 27, and the outside for screwing handle 27 is provided with skid resistance strip.
The side of the clasp 9 is fixed with installing plate 29, and the installing plate 29 is provided with through hole, the side of the car body 8
Provided with the screwed hole being engaged with installing plate 29, the installing plate 29 is fixedly connected by screw with car body 8.
The centre of the pulley 7 is rotatably connected to rotating shaft 30 by bearing, and the both ends of the rotating shaft 30 are fixed with fixed plate
31, the bottom of the fixed plate 31 is fixedly connected by welding with mounting seat 32, and the mounting seat 32 is fixed by screws in reality
Test the top of plate 3.
The car body 8 includes vehicle frame 33, drive link 34 and roller 35, and the lower end of the vehicle frame 33 is rotatablely connected by bearing
There is drive link 34, the both ends of the drive link 34 are fixed with roller 35.
The top of the pulley 7 is with the top of clasp 9 in same level height.
Operation principle：When in use, certain weight is hung up on one end of connecting rope 10 hook 12 first, passes through weight
Pulling force drive connecting rope 10 to move down, so as to being moved with motor vehicles bodies 8, and detection time is carried out by dotted timer 14,
So as to intuitively study uniformly accelerated motion, pulling force sensor 11 is fixed with one end of connecting rope 10, by draw come
Sensor 11 can detect pulling force, without providing power using counterweight, be fixed with supporting leg 4 in the bottom of brassboard 3, lead to
The height of brassboard 3 can be adjusted by crossing supporting leg 4, so as to facilitate the teaching of lecturer, can be facilitated by link 6 and fixed mount 5
Brassboard 3 is fixed.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply and deposited between these entities or operation
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Nonexcludability includes, so that process, method, article or equipment including a series of elements not only will including those
Element, but also the other element including being not expressly set out, or it is this process, method, article or equipment also to include
Intrinsic key element.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (10)
1. a kind of experimental provision for being used to study uniformly accelerated motion, including desk body（1）And experimental provision（2）, its feature exists
In：The experimental provision（2）Including brassboard（3）, supporting leg（4）, fixed mount（5）, link（6）, pulley（7）, car body（8）、
Clasp（9）, connecting rope（10）, pulling force sensor（11）, hook（12）, paper tape（13）And dotted timer（14）, the experiment
Plate（3）Bottom four corners at be vertically and fixedly provided with supporting leg（4）, the brassboard（3）One end supporting leg（4）On be fixed with fixed mount
（5）, and supporting leg（4）Pass through fixed mount（5）With desk body（1）It is fixedly connected, the brassboard（3）Bottom other end middle slip
It is connected with link（6）, the brassboard（3）Pass through link（6）With desk body（1）It is fixedly connected, the brassboard（3）Top
Portion one end is vertically installed with pulley（7）, the brassboard（3）Positioned at pulley（7）Side be provided with car body（8）, the car body（8）
Close to pulley（7）Side be fixed with clasp（9）, the connecting rope（10）One end and pulling force sensor（11）One end fix
Connection, the pulling force sensor（11）The other end and hook（12）It is fixedly connected, the hook（12）It is buckled in clasp（9）It is interior,
The connecting rope（10）The other end pass through pulley（7）It is fixed with hook（12）, the car body（8）Away from clasp（9）One end
With paper tape（13）One end be fixedly connected, the paper tape（13）The other end pass through dotted timer（14）, it is described to get timing ready
Device（14）It is fixed on brassboard（3）Top.
A kind of 2. experimental provision for being used to study uniformly accelerated motion according to claim 1, it is characterised in that：It is described
Supporting leg（4）Including fixing pipe（15）, threaded rod（16）And supporting pad（17）, the fixing pipe（15）Centre be provided with internal thread,
The threaded rod（16）Pass through screw thread and fixing pipe（15）Connection, the fixing pipe（15）Top and brassboard（3）Bottom
It is fixedly connected, the threaded rod（16）Bottom be fixed with supporting pad（17）.
A kind of 3. experimental provision for being used to study uniformly accelerated motion according to claim 1, it is characterised in that：It is described
Link（6）Including screw mandrel（18）, screw set（19）, sliding block（20）, support bar（21）And bottom plate（22）, the brassboard（3）
Bottom side be provided with groove, the screw mandrel（18）One end pass through the end of bearing and groove be rotatablely connected, the screw mandrel
（18）The other end pass through brassboard（3）With screwing set（19）It is fixedly connected, and screw mandrel（18）With brassboard（3）Junction lead to
Cross bearing rotation connection, the sliding block（20）Bottom be fixed with support bar（21）, shown support bar（21）Bottom fix bottom
Plate（22）, the bottom plate（22）Side be fixed with fixed mount（5）.
A kind of 4. experimental provision for being used to study uniformly accelerated motion according to claim 3, it is characterised in that：It is described
Fixed mount（5）Including connecting plate（23）, supporting plate（24）, adjusting rod（25）And top plate（26）, the connecting plate（23）Top
With supporting pad（17）Side be fixedly connected, the connecting plate（23）Bottom be vertically and fixedly provided with supporting plate（24）, the support
Plate（24）Centre is provided with screwed hole, the adjusting rod（25）Outside be provided with and supporting plate（24）The external screw thread being engaged, it is described
Adjusting rod（25）Pass through screw thread and supporting plate（24）Connection, the adjusting rod（25）Top be fixed with top plate（26）.
A kind of 5. experimental provision for being used to study uniformly accelerated motion according to claim 4, it is characterised in that：It is described
Top plate（26）Top be fixed with cushion（28）.
A kind of 6. experimental provision for being used to study uniformly accelerated motion according to claim 4, it is characterised in that：It is described
Adjusting rod（25）Bottom be fixed with and screw handle（27）, and screw handle（27）Outside be provided with skid resistance strip.
A kind of 7. experimental provision for being used to study uniformly accelerated motion according to claim 1, it is characterised in that：It is described
Clasp（9）Side be fixed with installing plate（29）, the installing plate（29）It is provided with through hole, the car body（8）Side be provided with
With installing plate（29）The screwed hole being engaged, the installing plate（29）Pass through screw and car body（8）It is fixedly connected.
A kind of 8. experimental provision for being used to study uniformly accelerated motion according to claim 1, it is characterised in that：It is described
Pulley（7）Centre rotating shaft is rotatably connected to by bearing（30）, the rotating shaft（30）Both ends be fixed with fixed plate（31）, institute
State fixed plate（31）Bottom pass through welding and mounting seat（32）It is fixedly connected, the mounting seat（32）It is fixed by screws in reality
Test plate（3）Top.
A kind of 9. experimental provision for being used to study uniformly accelerated motion according to claim 7, it is characterised in that：It is described
Car body（8）Including vehicle frame（33）, drive link（34）And roller（35）, the vehicle frame（33）Lower end be rotatably connected to by bearing
Drive link（34）, the drive link（34）Both ends be fixed with roller（35）.
A kind of 10. experimental provision for being used to study uniformly accelerated motion according to claim 8, it is characterised in that：Institute
State pulley（7）Top and clasp（9）Top same level height.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710931396.5A CN107610562A (en) | 2017-10-09 | 2017-10-09 | A kind of experimental provision for being used to study uniformly accelerated motion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710931396.5A CN107610562A (en) | 2017-10-09 | 2017-10-09 | A kind of experimental provision for being used to study uniformly accelerated motion |
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| CN107610562A true CN107610562A (en) | 2018-01-19 |
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ID=61068146
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710931396.5A Pending CN107610562A (en) | 2017-10-09 | 2017-10-09 | A kind of experimental provision for being used to study uniformly accelerated motion |
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| CN108897206A (en) * | 2018-08-12 | 2018-11-27 | 贵州省剑河民族中学 | A kind of spark timer of adjustable paper tape width |
| CN109036017A (en) * | 2018-09-10 | 2018-12-18 | 任浩田 | A kind of high school student's physics frictional experiment demonstrator |
| CN109141949A (en) * | 2018-08-08 | 2019-01-04 | 西南交通大学 | A kind of experimental rig of simulation shield machine driving |
| CN109243269A (en) * | 2018-08-30 | 2019-01-18 | 李泽瑞 | A kind of physics experiment teaching auxiliary device |
| CN109585145A (en) * | 2018-06-04 | 2019-04-05 | 湖北文理学院 | A kind of jack applied to bicycle parking stake |
| CN111415555A (en) * | 2019-01-07 | 2020-07-14 | 陈晨 | Environment-friendly durable physical acceleration experimental device |
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| CN206210198U (en) * | 2016-07-22 | 2017-05-31 | 宋佳 | A kind of physics experiment of in dined plane exhibiting device |
| CN106898204A (en) * | 2017-05-11 | 2017-06-27 | 张鸣 | A kind of high school physicses Experiments of Machanics rail set |
| CN206386652U (en) * | 2016-12-05 | 2017-08-08 | 黄诚 | Adjustable clamping connected components |
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| CN206210198U (en) * | 2016-07-22 | 2017-05-31 | 宋佳 | A kind of physics experiment of in dined plane exhibiting device |
| CN106251744A (en) * | 2016-09-22 | 2016-12-21 | 郑州单点科技软件有限公司 | A kind of high school physics tapper coordinates instrument |
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| CN109585145A (en) * | 2018-06-04 | 2019-04-05 | 湖北文理学院 | A kind of jack applied to bicycle parking stake |
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| CN108897206A (en) * | 2018-08-12 | 2018-11-27 | 贵州省剑河民族中学 | A kind of spark timer of adjustable paper tape width |
| CN109243269A (en) * | 2018-08-30 | 2019-01-18 | 李泽瑞 | A kind of physics experiment teaching auxiliary device |
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| CN111415555A (en) * | 2019-01-07 | 2020-07-14 | 陈晨 | Environment-friendly durable physical acceleration experimental device |
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Application publication date: 20180119 |