CN207541820U - A kind of buoyancy demonstration device for physical teaching purpose - Google Patents
A kind of buoyancy demonstration device for physical teaching purpose Download PDFInfo
- Publication number
- CN207541820U CN207541820U CN201720908880.1U CN201720908880U CN207541820U CN 207541820 U CN207541820 U CN 207541820U CN 201720908880 U CN201720908880 U CN 201720908880U CN 207541820 U CN207541820 U CN 207541820U
- Authority
- CN
- China
- Prior art keywords
- valve
- water
- overflow pipe
- pallet
- water tank
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Sanitary Device For Flush Toilet (AREA)
Abstract
The utility model discloses a kind of buoyancy demonstration device for physical teaching purpose, including transparent water tank, balance, connecting rod, sealing-plug, water outlet, fixed seat, valve one, water inlet pipe, guide post, drawstring, valve two, overflow pipe, floating block, floating ball, fixing piece, cylinder, pallet one, fixed frame, overflow pipe, valve three, measuring cup, pallet two and fixed platform；The utility model have it is rational in infrastructure it is simple, production cost is low, easy for installation, it is multiple functional, here running water pipe is connected to above water inlet pipe first, then opening valve one passes water through water outlet and enters in transparent water tank, and floating block can also be made to increase during water rising, when waterborne be raised to a certain degree, floating block can be pulled connecting rod that sealing-plug is made to seal water outlet by drawstring and stop intaking, then valve one is turned off, here automatic feeding water is exactly the practical application of buoyancy, consequently facilitating student is better understood from and has learnt buoyancy.
Description
Technical field
The utility model is related to physics teaching experiment demonstration instrument, more particularly to a kind of physics teaching is filled with buoyancy demonstration
It puts.
Background technology
In Physics Course teaching, buoyancy phenomenon is the key content of Physics Course, liquid buoyancy Producing reason and shadow
Ring the difficult point that liquid buoyancy factor is teaching always, teacher when explanation generally can by demonstrate the experiment of physics floating force come
Aided education is usually all utilized in the floatable object of setting in water tank, but the process of buoyancy generation and the existing experiment of reason
Instrument can not intuitively be shown to student, and directly observe and also express not vivid, and student understands it relatively difficult, causes poor
Demonstrating effect.
Utility model content
The purpose of this utility model is that solve the above-mentioned problems and provides a kind of physics teaching and filled with buoyancy demonstration
It puts, student can not be intuitively shown to by solving existing laboratory apparatus, and is directly observed and also expressed not vivid, and student understands it
It is relatively difficult, cause poor demonstrating effect.
To solve the above-mentioned problems, the utility model provides a kind of technical solution：A kind of physics teaching buoyancy demonstration
Device, including transparent water tank and balance, innovative point is：Further include connecting rod, sealing-plug, water outlet, fixed seat, valve one,
Water inlet pipe, guide post, drawstring, valve two, overflow pipe, floating block, floating ball, fixing piece, cylinder, pallet one, fixed frame, overflow pipe, valve
Door three, measuring cup, pallet two and fixed platform；The water inlet pipe is located at transparent water tank lower left side, and the water inlet pipe lower right side is equipped with
Water outlet, the water inlet pipe left side are equipped with valve one, and the water inlet pipe lower left side is fixedly connected with fixed seat；Under the fixed seat
Side on the left of connecting rod with being hinged；The sealing-plug is located on the downside of water outlet, and the sealing-plug is fixedly connected on left side of face on connecting rod；Institute
It states guide post bottom and is fixedly connected on water inlet pipe upper right side, floating block is connected with vertically above the guide post；On the downside of the floating block
It is connected by drawstring with connecting rod upper right side；The overflow pipe is located at transparent water tank upper left side, and valve is equipped on the left of the overflow pipe
Door two；The fixed frame is fixedly connected on transparent water tank upper left side, and cylinder is connected with vertically in the fixed frame left hole；
The cylinder bottom is fixedly connected with pallet one by being fixedly connected at the top of fixing piece and floating ball at the top of the cylinder；The stream
Water pipe is located at transparent water tank upper right side, and valve three is equipped on the right side of the overflow pipe；The fixed platform is fixedly connected on transparent water
Case lower right side is equipped with balance above the fixed platform；Opening is located at overflow pipe lower right side water outlet on the upside of the measuring cup,
The measuring cup is located at balance upper left side；The pallet two is located at balance upper right side.
Preferably, the sealing-plug is made of rubber material.
Preferably, the overflow pipe left hand inlet port is parallel with overflow pipe right hand inlet port.
Preferably, the measuring cup and pallet two is identical in quality.
The beneficial effects of the utility model：The utility model have it is rational in infrastructure it is simple, production cost is low, easy for installation,
It is multiple functional, running water pipe is connected to above water inlet pipe first here, valve one is then opened and passes water through water outlet entrance
Into transparent water tank, and floating block can also be made to increase during water rising, floating block can be pulled by drawstring when waterborne be raised to a certain degree
Connecting rod makes sealing-plug seal water outlet to stop water inlet, then turn off valve one, automatic feeding water here is exactly the reality of buoyancy
Using consequently facilitating student is better understood from and has learnt buoyancy, during buoyancy demonstration, valve two will be opened first by transparent water tank
In extra water discharge, and valve two is closed again after discharging, valve three is then opened again, then again by the counterweight of phase homogenous quantities
It is placed individually into pallet one and pallet two, counterweight can be such that floating ball moves down in the corresponding water to measuring cup of discharge in pallet one, then
Observe whether balance is parallel, consequently facilitating the more preferable relationship for understanding buoyancy and discharging water of student.
Description of the drawings
For ease of explanation, the utility model is described in detail by following specific implementations and attached drawing.
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is the partial enlarged view of Fig. 1.
1- transparent water tanks；2- connecting rods；3- sealing-plugs；4- water outlets；5- fixed seats；6- valves one；7- water inlet pipes；8- is led
Column；9- drawstrings；10- valves two；11- overflow pipes；12- floating blocks；13- floating balls；14- fixing pieces；15- cylinders；16- pallets one；17-
Fixed frame；18- overflow pipes；19- valves three；20- measuring cups；21- pallets two；22- balances；23- fixed platforms.
Specific embodiment
As depicted in figs. 1 and 2, present embodiment uses following technical scheme：A kind of physics teaching buoyancy demonstration
Device including transparent water tank 1 and balance 22, further includes connecting rod 2, sealing-plug 3, water outlet 4, fixed seat 5, valve 1, water inlet pipe
7th, guide post 8, drawstring 9, valve 2 10, overflow pipe 11, floating block 12, floating ball 13, fixing piece 14, cylinder 15, pallet 1, fixed frame
17th, overflow pipe 18, valve 3 19, measuring cup 20, pallet 2 21 and fixed platform 23；The water inlet pipe 7 is located at 1 lower-left of transparent water tank
Side, 7 lower right side of water inlet pipe are equipped with water outlet 4, and 7 left side of water inlet pipe is equipped with valve 1,7 lower left side of water inlet pipe
It is fixedly connected with fixed seat 5；5 downside of fixed seat and 2 left side of connecting rod are hinged；The sealing-plug 3 is located at 4 downside of water outlet,
The sealing-plug 3 is fixedly connected on left side of face on connecting rod 2；8 bottom of guide post is fixedly connected on 7 upper right side of water inlet pipe, described
Guide post 8 is connected with floating block 12 vertically above；12 downside of floating block is connected by drawstring 9 with 2 upper right side of connecting rod；It is described
Overflow pipe 11 is located at 1 upper left side of transparent water tank, and 11 left side of overflow pipe is equipped with valve 2 10；The fixed frame 17 is fixedly connected
It is connected with cylinder 15 vertically in 1 upper left side of transparent water tank, 17 left hole of fixed frame；15 bottom of cylinder passes through
Fixing piece 14 is fixedly connected with 13 top of floating ball, and 15 top of cylinder is fixedly connected with pallet 1；The overflow pipe 18 is set
In 1 upper right side of transparent water tank, 18 right side of overflow pipe is equipped with valve 3 19；The fixed platform 23 is fixedly connected on transparent water
1 lower right side of case, the fixed platform 23 are equipped with balance 22 above；The 20 upside opening of measuring cup is located at 18 lower right side of overflow pipe
Water outlet, the measuring cup 20 are located at 22 upper left side of balance；The pallet 2 21 is located at 22 upper right side of balance.
Wherein, the sealing-plug 3 is made of rubber material；18 left hand inlet port of overflow pipe and 11 right hand inlet port of overflow pipe
It is parallel；The measuring cup 20 is identical in quality with pallet 2 21.
The use state of the utility model is：The utility model have it is rational in infrastructure it is simple, production cost is low, installation side
Just, it is multiple functional, in use, running water pipe is connected to above water inlet pipe 7 first, then opens valve 1 and pass water through out
The mouth of a river 4 is entered in transparent water tank 1, and floating block 12 can also be made to increase during water rising, the floating block 12 when waterborne be raised to a certain degree
It can pull connecting rod 2 that sealing-plug 3 be made to seal water outlet 4 by drawstring 9 and stop water inlet, then turn off valve 1, here automatic
Water inlet is exactly the practical application of buoyancy, consequently facilitating student is better understood from and has learnt buoyancy, during buoyancy demonstration, first will beat
Valve opening door 2 10 discharges water extra in transparent water tank 1, and again closes valve two after discharging, and then opens valve three again
19, then the counterweight of phase homogenous quantities is placed individually into pallet 1 and pallet 2 21 again, counterweight can make to float in pallet 1
Ball 13 is moved down in the corresponding water to measuring cup 20 of discharge, whether then observe balance 22 parallel, is understood consequently facilitating student is more preferable
The relationship of buoyancy and discharge water.
The basic principle of the utility model and main feature and the advantages of the utility model, one's own profession has been shown and described above
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Only illustrate the principle of the utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
Various changes and modifications are had, these various changes and improvements fall within the scope of the claimed invention, the utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (4)
1. a kind of buoyancy demonstration device for physical teaching purpose, including transparent water tank（1）And balance（22）, it is characterised in that：It further includes
Connecting rod（2）, sealing-plug（3）, water outlet（4）, fixed seat（5）, valve one（6）, water inlet pipe（7）, guide post（8）, drawstring（9）, valve
Door two（10）, overflow pipe（11）, floating block（12）, floating ball（13）, fixing piece（14）, cylinder（15）, pallet one（16）, fixed frame
（17）, overflow pipe（18）, valve three（19）, measuring cup（20）, pallet two（21）And fixed platform（23）；
The water inlet pipe（7）It is located at transparent water tank（1）Lower left side, the water inlet pipe（7）Lower right side is equipped with water outlet（4）, it is described
Water inlet pipe（7）Left side is equipped with valve one（6）, the water inlet pipe（7）Lower left side is fixedly connected with fixed seat（5）；
The fixed seat（5）Downside and connecting rod（2）Left side is hinged；
The sealing-plug（3）Positioned at water outlet（4）Downside, the sealing-plug（3）It is fixedly connected on connecting rod（2）Upper left side of face；
The guide post（8）Bottom is fixedly connected on water inlet pipe（7）Upper right side, the guide post（8）It is connected with vertically above floating
Block（12）；
The floating block（12）Downside passes through drawstring（9）With connecting rod（2）Upper right side is connected；
The overflow pipe（11）It is located at transparent water tank（1）Upper left side, the overflow pipe（11）Left side is equipped with valve two（10）；
The fixed frame（17）It is fixedly connected on transparent water tank（1）Upper left side, the fixed frame（17）Vertical activity in left hole
It is connected with cylinder（15）；
The cylinder（15）Bottom passes through fixing piece（14）With floating ball（13）Top is fixedly connected, the cylinder（15）Top is fixed
It is connected with pallet one（16）；
The overflow pipe（18）It is located at transparent water tank（1）Upper right side, the overflow pipe（18）Right side is equipped with valve three（19）；
The fixed platform（23）It is fixedly connected on transparent water tank（1）Lower right side, the fixed platform（23）It is equipped with balance above
（22）；
The measuring cup（20）Upside opening is located at overflow pipe（18）Lower right side water outlet, the measuring cup（20）Positioned at balance
（22）Upper left side；
The pallet two（21）Positioned at balance（22）Upper right side.
2. a kind of buoyancy demonstration device for physical teaching purpose according to claim 1, it is characterised in that：The sealing-plug（3）
It is made of rubber material.
3. a kind of buoyancy demonstration device for physical teaching purpose according to claim 1, it is characterised in that：The overflow pipe（18）
Left hand inlet port and overflow pipe（11）Right hand inlet port is parallel.
4. a kind of buoyancy demonstration device for physical teaching purpose according to claim 1, it is characterised in that：The measuring cup（20）With
Pallet two（21）It is identical in quality.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720908880.1U CN207541820U (en) | 2017-07-25 | 2017-07-25 | A kind of buoyancy demonstration device for physical teaching purpose |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720908880.1U CN207541820U (en) | 2017-07-25 | 2017-07-25 | A kind of buoyancy demonstration device for physical teaching purpose |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207541820U true CN207541820U (en) | 2018-06-26 |
Family
ID=62608673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720908880.1U Expired - Fee Related CN207541820U (en) | 2017-07-25 | 2017-07-25 | A kind of buoyancy demonstration device for physical teaching purpose |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207541820U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110428707A (en) * | 2019-07-31 | 2019-11-08 | 邱洵 | It is a kind of can Intersect teaching demonstration physical teaching aid and teaching method |
-
2017
- 2017-07-25 CN CN201720908880.1U patent/CN207541820U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110428707A (en) * | 2019-07-31 | 2019-11-08 | 邱洵 | It is a kind of can Intersect teaching demonstration physical teaching aid and teaching method |
| CN110428707B (en) * | 2019-07-31 | 2021-08-03 | 南京咪小多文化科技有限公司 | Physical teaching aid capable of cross teaching demonstration and teaching method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207541820U (en) | A kind of buoyancy demonstration device for physical teaching purpose | |
| CN206497671U (en) | A kind of Reynolds experiment device | |
| CN202956965U (en) | Archimedes principle tester | |
| CN204143712U (en) | A kind of buoyancy demonstrating device | |
| CN205899892U (en) | Make things convenient for student to operate buoyancy demonstration digital display unit of usefulness | |
| CN203882495U (en) | Physical liquid buoyancy demonstration teaching tester | |
| CN207909389U (en) | A kind of novel middle school physical experiment apparatus for demonstrating | |
| CN209328319U (en) | A kind of Middle School Physics buoyancy demonstration teaching aid | |
| CN206905370U (en) | A kind of cooling circulating water automatic water-replenishing device | |
| CN207946967U (en) | A kind of submarine simulator | |
| CN208903537U (en) | The production flow field simulation instrument of storm centre packaged type | |
| CN204562164U (en) | Simple and easy tub vital capacity tester | |
| CN202362984U (en) | Demonstration instrument for water spray phenomenon inside negative air pressure flask | |
| CN206233917U (en) | Oil recovery simulated experiment collection self-loopa feed flow and metering integrated device | |
| CN207602101U (en) | A kind of buoyancy demonstrating device for physics teaching | |
| CN104835390B (en) | One kind being suitable for fluidic device for physics teaching | |
| CN203799542U (en) | Buoyancy demonstration device | |
| CN201383253Y (en) | Apparatus for teaching and demonstrating buoyancy force | |
| CN201383252Y (en) | Apparatus for teaching and demonstrating law of Archimedes | |
| CN201812404U (en) | Osmosis demonstration device | |
| CN201629077U (en) | Buoyancy principle demonstrator | |
| CN201629076U (en) | Liquid buoyancy demonstrating device | |
| CN202677679U (en) | Buoyancy demonstrating instrument for physical experiment | |
| CN202189487U (en) | Osmosis demonstration apparatus | |
| CN211124621U (en) | Buoyancy demonstration device for junior middle school physics teaching |
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: 20180626 Termination date: 20190725 |