CN206021693U - A kind of rotating speed and centrifugal force relation demonstration device - Google Patents
A kind of rotating speed and centrifugal force relation demonstration device Download PDFInfo
- Publication number
- CN206021693U CN206021693U CN201620742606.7U CN201620742606U CN206021693U CN 206021693 U CN206021693 U CN 206021693U CN 201620742606 U CN201620742606 U CN 201620742606U CN 206021693 U CN206021693 U CN 206021693U
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- rotating speed
- centrifugal
- plummet
- centrifugal force
- motor
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Abstract
The utility model discloses a kind of rotating speed and centrifugal force relation demonstration device, including device pedestal, described device base bottom is provided with one group of leg, motor is provided with described device base upper middle position, the motor is coordinated with centrifugal turntable, the centrifugal turntable is provided with back-up ring, being sticked on the back-up ring has cotton pad, radius scale is provided with the centrifugal turntable, centrifugation dolly is placed with the centrifugal turntable, the motor is provided with frequency converter, a standing groove is additionally provided with described device base, one group of sleeve and a plummet support, telescopic mast is arranged with the sleeve, the telescopic mast upper end is provided with roller, the plummet pedestal upper end hangs and is provided with plummet.The rotating speed can carry out the demonstration of centrifugal force and rotation speed relation with centrifugal force relation demonstration device, and easy to use, energization is operable, flexible operation degree is big, and levelness is adjustable, and rotating speed is adjustable, centrifugation dolly frictional force is adjustable, is especially suitable for carrying out centrifugal force related experiment.
Description
Technical field
The utility model is related to be centrifuged force demonstration apparatus field, specially a kind of rotating speed and centrifugal force relation demonstration device.
Background technology
In physical knowledge study, centrifugal force is a unknown quantity for being frequently necessary to calculate, and is carrying out centrifugal force knowledge
During study, as the knowledge on textbook is mechanical mostly, explanation is got up not enough vividly, and the teaching method that reads according to the copy also is difficult to
Allow people to lift interest, but on the classroom of teaching explanation, lack the device of related centrifugal force demonstration again, lack carrier, it is impossible to
The relation dramatic of centrifugal force and rotating speed is showed, now needs one kind drill centrifugal force and rotation speed relation
The device for showing improves the interest of explanation solving the above problems.
Utility model content
The purpose of this utility model is to provide a kind of rotating speed and centrifugal force relation demonstration device, to solve above-mentioned background skill
The problem proposed in art.
For achieving the above object, the utility model provides following technical scheme：A kind of rotating speed is filled with centrifugal force relation demonstration
Put, including device pedestal, described device base bottom is provided with one group of screw rod, and the screw rod is spirally connected with leg, described device bottom
Motor is provided with seat upper middle position, the motor is coordinated with centrifugal turntable, and the centrifugal turntable is provided with back-up ring, described
Being sticked on back-up ring has cotton pad, is provided with radius scale on the centrifugal turntable, is placed with centrifugation dolly, institute on the centrifugal turntable
State motor and be provided with frequency converter, on described device base, be additionally provided with a standing groove, one group of sleeve and a plummet support,
Telescopic mast is arranged with the sleeve, the telescopic mast upper end is provided with roller, the roller is contacted with the centrifugal turntable matches somebody with somebody
Close, the plummet pedestal upper end is provided with crossbearer, and the crossbearer is hung oneself and is provided with plummet.
Preferably, the motor lower portion is provided with flange, and the motor is connected with described device base by the flange,
The output shaft upper end of the motor is provided with connection square toes.
Preferably, square set is provided with the centrifugal turntable lower central position, the square set is by one group of bolt and institute
State connection square toes to coordinate.
Preferably, the sleeve and the plummet pedestal lower end are provided with step, the sleeve and the plummet support
It is connected with described device base by the step, the upper cartridge is provided with bolt, the telescopic mast passes through institute
Bolt is stated with the sleeve location fit.
Preferably, the crossbearer is made using stainless steel, is provided with magnetic force lid on the crossbearer, and the magnetic force lid side sets
Magnetic stripe is equipped with, the magnetic force lid is adsorbed on the crossbearer by the magnetic stripe.
Preferably, the centrifugation dolly top is provided with handle, and the centrifugation dolly bottom offers one group of glue groove, described
Glue groove is adapted to magnetic force button and pulley button, is placed with one group of magnetic force button and one group of pulley button in the standing groove.
Preferably, a vertical point is provided with described device base, and the vertical point is adapted to the plummet.
Compared with prior art, the beneficial effects of the utility model are：The rotating speed is used with centrifugal force relation demonstration device
When, user can rotate the levelness that leg carrys out adjusting means base, and in the levelness of adjusting means base, user can
Removed so that crossbearer bottom to be loaded with the magnetic force lid of plummet, then magnetic force lid is sticked on the top of crossbearer, allowed under plummet nature
Hang down, plummet is corresponding with the vertical point on device pedestal, and when device pedestal is adjusted to horizontal level, then plummet is located exactly at vertical
The top of point, motor is connect after electricity, and user can be by frequency converter come the rotating speed of controlled motor, and such design causes to be centrifuged
The rotating speed of rotating disk is adjustable, and the roller on telescopic mast top is engaged with centrifugal turntable bottom, plays a part of to support centrifugal turntable,
Preventing centrifugal turntable from damage is inclined because sinking partially, being provided with radius scale on centrifugal turntable, centrifugation dolly can be put by user
Put on the diverse location on radius scale, intuitively embody centrifugation influence of the radius to centrifugal force, be centrifuged little underbody
The glue groove in portion is adapted to magnetic force button and pulley button, and the magnetic force button of varying number and pulley button can be matched somebody with somebody by user with centrifugation dolly
Close, magnetic force button can adsorb on the centrifugal turntable that stainless steel is made, by change the quantity of magnetic force button come adjust centrifugation dolly and
Absorption affinity between centrifugal turntable, so as to realize the change of frictional force, after centrifugal turntable is rotated, centrifugal force is more than frictional force
When, then centrifugation dolly can be thrown toward on back-up ring, and cotton pad can play cushioning effect, prevent centrifugation dolly to be damaged；This device energy
The demonstration of centrifugal force and rotation speed relation is enough carried out, and easy to use, energization is operable, and flexible operation degree is big, and levelness can
Adjust, rotating speed is adjustable, centrifugation dolly frictional force is adjustable, is especially suitable for carrying out centrifugal force related experiment.
Description of the drawings
Fig. 1 is the utility model structural representation.
Fig. 2 pulls down the top view after centrifugal turntable, roller, plummet support for Fig. 1.
Top views of the Fig. 3 for the utility model centrifugal turntable.
Fig. 4 is the utility model plummet support, plummet, the structural representation of magnetic force lid cooperation.
Fig. 5 is the structural representation that the utility model is centrifuged dolly.
Fig. 6 is the structural representation that the utility model is centrifuged dolly bottom.
In figure：1st, device pedestal, 2, screw rod, 3, leg, 4, motor, 5, centrifugal turntable, 6, back-up ring, 7, cotton pad, 8, radius
Scale, 9, centrifugation dolly, 10, frequency converter, 11, standing groove, 12, sleeve, 13, plummet support, 14, telescopic mast, 15, roller, 16,
Crossbearer, 17, plummet, 18, flange, 19, output shaft, 20, connection square toes, 21, square set, 22, bolt, 23, step, 24, positioning spiral shell
Bolt, 25, magnetic force lid, 26, magnetic stripe, 27, handle, 28, glue groove, 29, magnetic force button, 30, pulley button, 31, vertical point.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Embodiment in based on the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of the utility model protection.
Fig. 1-6 are referred to, the utility model provides a kind of technical scheme：A kind of rotating speed and centrifugal force relation demonstration device,
Including device pedestal 1,1 bottom of described device base is provided with one group of screw rod 2, and the screw rod 2 is spirally connected with leg 3, described device
Motor 4 is provided with 1 upper middle position of base, and the motor 4 is coordinated with centrifugal turntable 5, and the centrifugal turntable 5 is provided with gear
Circle 6, being sticked on the back-up ring 6 has cotton pad 7, is provided with radius scale 8 on the centrifugal turntable 5, places on the centrifugal turntable 5
There are centrifugation dolly 9, the motor 4 to be provided with frequency converter 10, on described device base 1, be additionally provided with 11, one group of a standing groove
Sleeve 12 and a plummet support 13, are arranged with telescopic mast 14 in the sleeve 12, and 14 upper end of the telescopic mast is provided with rolling
Wheel 15, the roller 15 is engaged with the centrifugal turntable 5, and 13 upper end of plummet support is provided with crossbearer 16, the horizontal stroke
Frame 16 is hung oneself and is provided with plummet 17, and 4 bottom of the motor is provided with flange 18, and the motor 4 is by the flange 18 and the dress
Bottom set seat 1 connects, and 19 upper end of output shaft of the motor 4 is provided with connection square toes 20,5 lower central position of the centrifugal turntable
On be provided with square set 21, the square set 21 is coordinated with the connection square toes 20 by one group of bolt 22, the sleeve 12 and described
13 lower end of plummet support is provided with step 23, the sleeve 12 and the plummet support 13 by the step 23 with described
Device pedestal 1 connects, and 12 top of the sleeve is provided with bolt 24, the telescopic mast 14 by the bolt 24 with
12 location fit of the sleeve, the crossbearer 16 are made using stainless steel, are provided with magnetic force lid 25, the magnetic on the crossbearer 16
25 side of power lid is provided with magnetic stripe 26, and the magnetic force lid 25 is adsorbed on the crossbearer 16 by the magnetic stripe 26, the centrifugation
9 top of dolly is provided with handle 27, and 9 bottom of the centrifugation dolly offers one group of glue groove 28, the glue groove 28 and magnetic force button 29
It is adapted to pulley button 30, in the standing groove 11, is placed with one group of magnetic force button 29 and one group of pulley button 30, described device base 1
On be provided with a vertical point 31, the vertical point 31 is adapted to the plummet 17.
Operation principle：When using the rotating speed with centrifugal force relation demonstration device, user can rotate leg 3 to adjust
The levelness of device pedestal 1, in the levelness of adjusting means base 1,16 bottom of crossbearer can be loaded with plummet by user
17 magnetic force lid 25 is removed, and then magnetic force lid 25 is sticked on the top of crossbearer 16, allows plummet 17 to naturally droop, plummet 17 and dress
Vertical point 31 on bottom set seat 1 is corresponding, and when device pedestal 1 is adjusted to horizontal level, then plummet 17 is located exactly at vertical point 31
Top, motor 4 is connect after electricity, user can by frequency converter 10 come the rotating speed of controlled motor 4, such design cause from
The rotating speed of heart rotating disk 5 is adjustable, and the roller 15 on 14 top of telescopic mast is engaged with 5 bottom of centrifugal turntable, plays support centrifugation and turns
The effect of disk 5, prevents centrifugal turntable 5 from inclining damage because sinking partially, is provided with radius scale 8 on centrifugal turntable 5, and user can be with
Centrifugation dolly 9 is placed on the diverse location on radius scale 8, impact of the centrifugation radius to centrifugal force is intuitively embodied and is made
With the glue groove 28 for being centrifuged 9 bottom of dolly is adapted to magnetic force button 29 and pulley button 30, and user can be by the magnetic force button of varying number
29 and pulley button 30 coordinate with centrifugation dolly 9, magnetic force button 29 can adsorb on the centrifugal turntable 5 that stainless steel is made, by changing
The quantity of magnetic force button 29 come adjust centrifugation dolly 9 and centrifugal turntable 5 between absorption affinity, so as to realize the change of frictional force, when
After centrifugal turntable 5 is rotated, when centrifugal force is more than frictional force, then centrifugation dolly 9 can be thrown toward on back-up ring 6, and cotton pad 7 can be played and be subtracted
Shake is acted on, and prevents centrifugation dolly 9 to be damaged.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
Be appreciated that these embodiments can be carried out multiple changes in the case of without departing from principle of the present utility model and spirit, repair
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (7)
1. a kind of rotating speed and centrifugal force relation demonstration device, including device pedestal（1）, it is characterised in that：Described device base（1）
Bottom is provided with one group of screw rod（2）, the screw rod（2）With leg（3）It is spirally connected, described device base（1）In upper middle position
It is provided with motor（4）, the motor（4）With centrifugal turntable（5）Coordinate, the centrifugal turntable（5）It is provided with back-up ring（6）, described
Back-up ring（6）On be sticked and have cotton pad（7）, the centrifugal turntable（5）On be provided with radius scale（8）, the centrifugal turntable（5）On put
It is equipped with centrifugation dolly（9）, the motor（4）It is provided with frequency converter（10）, described device base（1）On be additionally provided with a placement
Groove（11）, one group of sleeve（12）And a plummet support（13）, the sleeve（12）Telescopic mast is inside arranged with（14）, described stretch
Contracting post（14）Upper end is provided with roller（15）, the roller（15）With the centrifugal turntable（5）It is engaged, the plummet support
（13）Upper end is provided with crossbearer（16）, the crossbearer（16）Hang oneself and be provided with plummet（17）.
2. a kind of rotating speed according to claim 1 and centrifugal force relation demonstration device, it is characterised in that：The motor（4）
Bottom is provided with flange（18）, the motor（4）By the flange（18）With described device base（1）Connection, the motor
（4）Output shaft（19）Upper end is provided with connection square toes（20）.
3. a kind of rotating speed according to claim 2 and centrifugal force relation demonstration device, it is characterised in that：The centrifugal turntable
（5）Lower central is provided with square set on position（21）, the square set（21）By one group of bolt（22）With the connection square toes
（20）Coordinate.
4. a kind of rotating speed according to claim 1 and centrifugal force relation demonstration device, it is characterised in that：The sleeve（12）
With the plummet support（13）Lower end is provided with step（23）, the sleeve（12）With the plummet support（13）Pass through institute
State step（23）With described device base（1）Connection, the sleeve（12）Top is provided with bolt（24）, the telescopic mast
（14）By the bolt（24）With the sleeve（12）Location fit.
5. a kind of rotating speed according to claim 1 and centrifugal force relation demonstration device, it is characterised in that：The crossbearer（16）
Made using stainless steel, the crossbearer（16）On be provided with magnetic force lid（25）, the magnetic force lid（25）Side is provided with magnetic stripe
（26）, the magnetic force lid（25）By the magnetic stripe（26）Absorption is in the crossbearer（16）On.
6. a kind of rotating speed according to claim 1 and centrifugal force relation demonstration device, it is characterised in that：The centrifugation dolly
（9）Top is provided with handle（27）, the centrifugation dolly（9）Bottom offers one group of glue groove（28）, the glue groove（28）With magnetic
Power button（29）With pulley button（30）It is adapted to, the standing groove（11）In be placed with one group of magnetic force button（29）With one group of pulley button
（30）.
7. a kind of rotating speed according to claim 1 and centrifugal force relation demonstration device, it is characterised in that：Described device base
（1）On be provided with a vertical point（31）, the vertical point（31）With the plummet（17）Adaptation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620742606.7U CN206021693U (en) | 2016-07-15 | 2016-07-15 | A kind of rotating speed and centrifugal force relation demonstration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620742606.7U CN206021693U (en) | 2016-07-15 | 2016-07-15 | A kind of rotating speed and centrifugal force relation demonstration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206021693U true CN206021693U (en) | 2017-03-15 |
Family
ID=58243816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620742606.7U Expired - Fee Related CN206021693U (en) | 2016-07-15 | 2016-07-15 | A kind of rotating speed and centrifugal force relation demonstration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206021693U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107798969A (en) * | 2017-12-08 | 2018-03-13 | 王刚 | A kind of physics teaching centrifugal force demonstration device |
-
2016
- 2016-07-15 CN CN201620742606.7U patent/CN206021693U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107798969A (en) * | 2017-12-08 | 2018-03-13 | 王刚 | A kind of physics teaching centrifugal force demonstration device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170315 Termination date: 20170715 |