CN208922580U - A kind of physics bernoulli principle apparatus for demonstrating - Google Patents
A kind of physics bernoulli principle apparatus for demonstrating Download PDFInfo
- Publication number
- CN208922580U CN208922580U CN201820721361.9U CN201820721361U CN208922580U CN 208922580 U CN208922580 U CN 208922580U CN 201820721361 U CN201820721361 U CN 201820721361U CN 208922580 U CN208922580 U CN 208922580U
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- Prior art keywords
- demonstrating
- bernoulli principle
- air deflector
- bottom plate
- slide bar
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Abstract
The utility model relates to a kind of apparatus for demonstrating more particularly to a kind of physics bernoulli principle apparatus for demonstrating.Technical problem are as follows: provide it is a kind of can intuitively carry out bernoulli principle demonstration, the physics bernoulli principle apparatus for demonstrating that structure is reliable, easy to operate.The technical solution of the utility model is: a kind of physics bernoulli principle apparatus for demonstrating includes bottom plate, pedestal, slide bar, sliding sleeve etc.；Bottom base plate is equipped with pedestal, and the left side vertical at the top of bottom plate is connected with slide bar, and slidingtype is equipped with sliding sleeve on slide bar, and sliding sleeve is equipped with bernoulli principle demonstrating model, and the top of slide bar is equipped with limited block.The utility model drives flabellum rotation by motor; it generates air-flow and blows to bernoulli principle demonstrating model; achieve the effect that verify Bernoulli equation; the optimization of protection mechanism and wind deflector is utilized simultaneously; so that the utility model carry out using when stability it is high, it is reliable, easy to operate to have achieved the effect that intuitively to carry out bernoulli principle demonstration, structure.
Description
Technical field
The utility model relates to a kind of apparatus for demonstrating more particularly to a kind of physics bernoulli principle apparatus for demonstrating.
Background technique
Physics is to study the subject of the motion of matter most typically rule and substance basic structure.As taking the lead for natural science
Subject, physics research become greatly to universe, as low as all substances such as elementary particle most basic forms of motion and rule
The Research foundation of other each natural branch of science.Its theoretical construct makes full use of mathematics as oneself working language, with
It tests as the sole criterion for examining theoretical correctness, it is a current most accurate natural science subject.
During teacher carries out the explanation of bernoulli principle, due to the complexity of bernoulli principle, teacher is in the mistake given lessons
Cheng Zhong, while existing physical model demonstrating effect poor using the understandability of traditional teaching method student is poor, demonstrates
As a result not obvious enough, therefore it is reliable, easy to operate to need to research and develop a kind of bernoulli principle demonstration, structure of capable of intuitively carrying out
Physics bernoulli principle apparatus for demonstrating.
Utility model content
Use the understandability of traditional teaching method student poor while existing physical model demonstration effect to overcome
The disadvantage that fruit is poor, demonstration result is not obvious enough, technical problem are as follows: one kind is provided can intuitively carry out bernoulli principle and drill
Show, the physics bernoulli principle apparatus for demonstrating that structure is reliable, easy to operate.
The technical solution of the utility model is: a kind of physics bernoulli principle apparatus for demonstrating, include bottom plate, pedestal,
Slide bar, sliding sleeve, bernoulli principle demonstrating model, limited block, gag lever post, air deflector, mounting rod, motor, link block and flabellum, bottom
Board bottom portion is equipped with pedestal, and the left side vertical at the top of bottom plate is connected with slide bar, and slidingtype is equipped with sliding sleeve on slide bar, and sliding sleeve is equipped with primary
Sharp principle demonstrating model is exerted, the top of slide bar is equipped with limited block, and the top vertical of bottom plate is connected with the gag lever post with sliding sleeve cooperation,
Right side at the top of bottom plate is equipped with air deflector, and the right side between air deflector inner roof wall and inner bottom wall is connected with mounting rod, and mounting rod is left
Motor is installed in the middle part of side, link block is connected on the output shaft of motor, multiple flabellums are uniformly provided on link block.
Furthermore, it is therefore particularly preferred that further include having protection mechanism, protection mechanism include protecting frame, web plate, locating piece,
Fixing bolt and rubber pad are cased with protecting frame on air deflector, web plate, the middle part at the top of bottom plate are equipped at left and right sides of protecting frame
It is equipped with the locating piece with protecting frame cooperation with right side, the centre at the top of protecting frame and the centre at the top of air deflector are provided with screw thread
Hole, threaded hole is interior to be equipped with matched fixing bolt, and rubber pad is equipped between the top of air deflector and the inner roof wall of protecting frame.
Furthermore, it is therefore particularly preferred that it further include having connecting rod and wind deflector, the inner roof wall of air deflector and the left side of inner bottom wall
It is connected with connecting rod vertically, it is horizontal in connecting rod to be uniformly provided with multiple wind deflectors.
The utility model is placed on horizontal position, when being demonstrated, starting motor work, motor output power passes through company
Connecing block drives flabellum persistently to rotate, fan blade rotating movable property anger stream, and air-flow blows to bernoulli principle by the guiding of air deflector and demonstrates
Model, bernoulli principle demonstrating model can drive sliding sleeve to move up along slide bar, control motor under the action of air-flow
The raising and lowering process of bernoulli principle demonstrating model can be realized in output power, so can indirect verification Bernoulli Jacob side
The correctness of journey after demonstration, closes motor.
Because further including having protection mechanism, protection mechanism includes protecting frame, web plate, locating piece, fixing bolt and rubber
Pad is cased with protecting frame on air deflector, web plate is equipped at left and right sides of protecting frame, the middle part and right side at the top of bottom plate be equipped with
The locating piece of protecting frame cooperation, the centre at the top of protecting frame and the centre at the top of air deflector are provided with threaded hole, set in threaded hole
There is matched fixing bolt, rubber pad is equipped between the top of air deflector and the inner roof wall of protecting frame.Web plate can guarantee
The air-flow entered in air deflector will not be mixed into impurity, cause to damage to motor and flabellum, and web plate can be stained with after a period of use
A large amount of dust is contaminated, when cleaning to web plate, fixing bolt is turned, it is fixed no longer to protecting frame, by protecting frame
It removes, and clean, fixing bolt is inserted into threaded hole and is tightened again, so motor can be protected again
Shield.
Because further including having connecting rod and wind deflector, the inner roof wall of air deflector and the left side vertical of inner bottom wall are connected with connection
Bar, it is horizontal in connecting rod to be uniformly provided with multiple wind deflectors.Wind deflector uniformly can uniformly divide the air-flow that flabellum generates
It scatters and, so that the air-flow for blowing to bernoulli principle demonstrating model is more steady, realize good demonstrating effect.
The utility model drives flabellum rotation by motor, generates air-flow and blows to bernoulli principle demonstrating model, reaches pair
The effect that Bernoulli equation is verified, while using the optimization of protection mechanism and wind deflector, so that the utility model is made
Used time stability is high, and it is reliable, easy to operate to have achieved the effect that intuitively to carry out bernoulli principle demonstration, structure.
Detailed description of the invention
Fig. 1 is the first schematic view of the front view of the utility model.
Fig. 2 is second of schematic view of the front view of the utility model.
Drawing reference numeral: 1. bottom plates, 2. pedestals, 3. slide bars, 4. sliding sleeves, 5. bernoulli principle demonstrating models, 6. limited blocks, 7.
Gag lever post, 8. air deflector, 9. mounting rods, 10. motors, 11. link blocks, 12. flabellums, 13. protection mechanisms, 131. protecting frames,
132. web plate, 133. locating pieces, 134. threaded holes, 135. fixing bolts, 136. rubber pads, 14. connecting rods, 15. wind deflectors.
Specific embodiment
Referenced herein embodiment is it is meant that a particular feature, structure, or characteristic described may include in conjunction with the embodiments
In at least one embodiment of the utility model.The phrase, which occurs, in each position in the description might not each mean phase
Same embodiment, nor the independent or alternative embodiment with other embodiments mutual exclusion.Those skilled in the art are explicitly
Implicitly understand, embodiment described herein can be combined with other embodiments.
Embodiment 1
A kind of physics bernoulli principle apparatus for demonstrating includes as shown in Figs. 1-2 bottom plate 1, pedestal 2, slide bar 3, sliding sleeve
4, bernoulli principle demonstrating model 5, limited block 6, gag lever post 7, air deflector 8, mounting rod 9, motor 10, link block 11 and flabellum
12,1 bottom of bottom plate is equipped with pedestal 2, and the left side vertical at 1 top of bottom plate is connected with slide bar 3, and slidingtype is equipped with sliding sleeve 4 on slide bar 3,
Sliding sleeve 4 is equipped with bernoulli principle demonstrating model 5, and the top of slide bar 3 is equipped with limited block 6, the top vertical of bottom plate 1 be connected with
The right side of the gag lever post 7 that sliding sleeve 4 cooperates, 1 top of bottom plate is equipped with air deflector 8, the right side between 8 inner roof wall of air deflector and inner bottom wall
It is connected with mounting rod 9, the middle part in 9 left side of mounting rod is equipped with motor 10, link block 11 is connected on the output shaft of motor 10, even
It connects and is uniformly provided with multiple flabellums 12 on block 11.
Embodiment 2
A kind of physics bernoulli principle apparatus for demonstrating includes as shown in Figs. 1-2 bottom plate 1, pedestal 2, slide bar 3, sliding sleeve
4, bernoulli principle demonstrating model 5, limited block 6, gag lever post 7, air deflector 8, mounting rod 9, motor 10, link block 11 and flabellum
12,1 bottom of bottom plate is equipped with pedestal 2, and the left side vertical at 1 top of bottom plate is connected with slide bar 3, and slidingtype is equipped with sliding sleeve 4 on slide bar 3,
Sliding sleeve 4 is equipped with bernoulli principle demonstrating model 5, and the top of slide bar 3 is equipped with limited block 6, the top vertical of bottom plate 1 be connected with
The right side of the gag lever post 7 that sliding sleeve 4 cooperates, 1 top of bottom plate is equipped with air deflector 8, the right side between 8 inner roof wall of air deflector and inner bottom wall
It is connected with mounting rod 9, the middle part in 9 left side of mounting rod is equipped with motor 10, link block 11 is connected on the output shaft of motor 10, even
It connects and is uniformly provided with multiple flabellums 12 on block 11.
It further include having protection mechanism 13, protection mechanism 13 includes protecting frame 131, web plate 132, locating piece 133, fixed spiral shell
Bolt 135 and rubber pad 136 are cased with protecting frame 131 on air deflector 8, and the left and right sides of protecting frame 131 is equipped with web plate 132, bottom plate
The middle part and right side at 1 top are equipped with the locating piece 133 cooperated with protecting frame 131, the centre at 131 top of protecting frame and air deflector
The centre at 8 tops is provided with threaded hole 134, is equipped with matched fixing bolt 135, the top of air deflector 8 in threaded hole 134
Rubber pad 136 is equipped between the inner roof wall of protecting frame 131.
Embodiment 3
A kind of physics bernoulli principle apparatus for demonstrating includes as shown in Figs. 1-2 bottom plate 1, pedestal 2, slide bar 3, sliding sleeve
4, bernoulli principle demonstrating model 5, limited block 6, gag lever post 7, air deflector 8, mounting rod 9, motor 10, link block 11 and flabellum
12,1 bottom of bottom plate is equipped with pedestal 2, and the left side vertical at 1 top of bottom plate is connected with slide bar 3, and slidingtype is equipped with sliding sleeve 4 on slide bar 3,
Sliding sleeve 4 is equipped with bernoulli principle demonstrating model 5, and the top of slide bar 3 is equipped with limited block 6, the top vertical of bottom plate 1 be connected with
The right side of the gag lever post 7 that sliding sleeve 4 cooperates, 1 top of bottom plate is equipped with air deflector 8, the right side between 8 inner roof wall of air deflector and inner bottom wall
It is connected with mounting rod 9, the middle part in 9 left side of mounting rod is equipped with motor 10, link block 11 is connected on the output shaft of motor 10, even
It connects and is uniformly provided with multiple flabellums 12 on block 11.
It further include having protection mechanism 13, protection mechanism 13 includes protecting frame 131, web plate 132, locating piece 133, fixed spiral shell
Bolt 135 and rubber pad 136 are cased with protecting frame 131 on air deflector 8, and the left and right sides of protecting frame 131 is equipped with web plate 132, bottom plate
The middle part and right side at 1 top are equipped with the locating piece 133 cooperated with protecting frame 131, the centre at 131 top of protecting frame and air deflector
The centre at 8 tops is provided with threaded hole 134, is equipped with matched fixing bolt 135, the top of air deflector 8 in threaded hole 134
Rubber pad 136 is equipped between the inner roof wall of protecting frame 131.
It further include having connecting rod 14 and wind deflector 15, the inner roof wall of air deflector 8 and the left side vertical of inner bottom wall are connected with
Extension bar 14, it is horizontal in connecting rod 14 to be uniformly provided with multiple wind deflectors 15.
It should be appreciated that above description is used only for exemplary purpose, it is not intended to limit the utility model.This field
Technical staff will be understood that the variations of the utility model will be included in scope of the claims herein.
Claims (3)
1. a kind of physics bernoulli principle apparatus for demonstrating, which is characterized in that include bottom plate (1), pedestal (2), slide bar (3),
Sliding sleeve (4), bernoulli principle demonstrating model (5), limited block (6), gag lever post (7), air deflector (8), mounting rod (9), motor
(10), link block (11) and flabellum (12), bottom plate (1) bottom are equipped with pedestal (2), and the left side vertical at the top of bottom plate (1) is connected with
Slide bar (3), slidingtype is equipped with sliding sleeve (4) on slide bar (3), and sliding sleeve (4) is equipped with bernoulli principle demonstrating model (5), slide bar (3)
Top be equipped with limited block (6), the top vertical of bottom plate (1) be connected with sliding sleeve (4) cooperation gag lever post (7), bottom plate (1) top
The right side in portion is equipped with air deflector (8), and right side of the air deflector (8) between inner roof wall and inner bottom wall is connected with mounting rod (9), mounting rod
(9) middle part on the left of is equipped with motor (10), is connected on the output shaft of motor (10) link block (11), on link block (11)
It is even to be equipped with multiple flabellums (12).
2. a kind of physics bernoulli principle apparatus for demonstrating according to claim 1, which is characterized in that further include having protection
Mechanism (13), protection mechanism (13) include protecting frame (131), web plate (132), locating piece (133), fixing bolt (135) and
Rubber pad (136) is cased with protecting frame (131) on air deflector (8), web plate (132) is equipped at left and right sides of protecting frame (131),
Middle part and right side at the top of bottom plate (1) are equipped with and the locating piece (133) of protecting frame (131) cooperation, at the top of protecting frame (131)
Centre at the top of intermediate and air deflector (8) is provided with threaded hole (134), and matched fixation spiral shell is equipped in threaded hole (134)
Bolt (135) is equipped with rubber pad (136) between the top of air deflector (8) and the inner roof wall of protecting frame (131).
3. a kind of physics bernoulli principle apparatus for demonstrating according to claim 2, which is characterized in that further include having connection
Bar (14) and wind deflector (15), the inner roof wall of air deflector (8) and the left side vertical of inner bottom wall are connected with connecting rod (14), connecting rod
(14) horizontal on to be uniformly provided with multiple wind deflectors (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820721361.9U CN208922580U (en) | 2018-05-15 | 2018-05-15 | A kind of physics bernoulli principle apparatus for demonstrating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820721361.9U CN208922580U (en) | 2018-05-15 | 2018-05-15 | A kind of physics bernoulli principle apparatus for demonstrating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208922580U true CN208922580U (en) | 2019-05-31 |
Family
ID=66691996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820721361.9U Expired - Fee Related CN208922580U (en) | 2018-05-15 | 2018-05-15 | A kind of physics bernoulli principle apparatus for demonstrating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208922580U (en) |
-
2018
- 2018-05-15 CN CN201820721361.9U patent/CN208922580U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20190531 Termination date: 20200515 |