CN109903657A - A kind of Physical Experiment magnetic field simulation device - Google Patents
A kind of Physical Experiment magnetic field simulation device Download PDFInfo
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- CN109903657A CN109903657A CN201910196314.6A CN201910196314A CN109903657A CN 109903657 A CN109903657 A CN 109903657A CN 201910196314 A CN201910196314 A CN 201910196314A CN 109903657 A CN109903657 A CN 109903657A
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Abstract
The invention discloses a kind of Physical Experiment magnetic field simulation devices, belong to Physical Experiment teaching aid technical field, solving the existing simulation teaching aid for Distribution of Magnetic Field is usually that permanent magnet is manually operated to simulate the iron filings being distributed in plane, it can not three-dimensional demonstration and the lower problem of simulation accuracy, it includes cache box, viscous liquid storage cylinder, magnetic field demonstration cylinder, stirring rod, piston plate and suspention cylinder, viscous liquid storage cylinder top middle portion is connected with magnetic field demonstration cylinder, convenient to observe to being put into the Distribution of Magnetic Field of the intracavitary permanent magnet of magnetic simulation；Directly the iron filings distribution situation in the viscous liquid around the intracavitary permanent magnet of magnetic simulation can be observed through viscous liquid storage cylinder, magnetic field demonstration cylinder, to realize the three-dimensional simulation to magnetic field；It is adjusted by the distribution that stirring operation is conducive to iron filings in viscous liquid, avoids influencing the accuracy simulated again in magnetic field because iron filings is caused to be unevenly distributed for last magnetic simulation, it is easy to operate.
Description
Technical field
The present invention relates to Physical Experiment teaching aid technical fields, are specifically related to a kind of Physical Experiment magnetic field simulation device.
Background technique
In physics teaching, for the Distribution of Magnetic Field situation around permanent magnet, people are difficult to visually describe Distribution of Magnetic Field
Some curves, be only capable of being defined from principle, therefore, the magnetic line of force is defined as tangent with magnetic induction intensity everywhere by people
The direction of line, magnetic induction intensity is identical as magnetic line of force direction, and size is directly proportional to the density of the magnetic line of force.But due to magnetic force
Line not only be can't see but also be can not touch, in addition lacking ideal easy-operating magnetic line of force simulator, cause teaching efficiency poor, very much
Student can not understand wherein principle, influence classroom instruction progress.
Currently, commonly used mode is to carry out the demonstration of Distribution of Magnetic Field using permanent magnet and iron powder or iron filings, in the two
Between separated by glass plate so that iron filings are distributed on glass plate, two-dimensional simulation, nothing are carried out to the magnetic field of permanent magnet
Method realizes three-dimensional demonstration.
Chinese patent CN2243105 discloses a kind of physics teaching in secondary school demonstration instrument, although can be three-dimensional and intuitively
The magnetic line of force is shown in the shape and magnetic direction in space, still, the limited amount of small magnetic needle can not be on entire solid space
It is uniformly distributed, for the position of different magnetic field intensity, can not be also distinguish by the quantity that small magnetic needle is distributed；It is Chinese special
Sharp CN206584633U discloses a kind of three-dimensional magnetic line of force demonstrator, although the formation of the three-dimensional magnetic line of force can be clearly viewed,
It is after completing Primary field simulation, to take out permanent magnet, also result in iron filings and be unevenly distributed and influence what magnetic field was simulated again
Accuracy, the iron filings or iron powder that can not be directed in viscous liquid make equally distributed operation, when causing to simulate again, accuracy drop
It is low.
Accordingly, it is desirable to provide a kind of Physical Experiment magnetic field simulation device, it is intended to solve the above problems.
Summary of the invention
In view of the deficiencies of the prior art, the present invention intends to provide a kind of Physical Experiment to be filled with magnetic simulation
It sets, to solve the problems in above-mentioned background technique.
To achieve the above object, the invention provides the following technical scheme:
A kind of Physical Experiment magnetic field simulation device, including cache box, viscous liquid storage cylinder, magnetic field demonstration cylinder, stirring rod, piston
Plate and suspention cylinder, viscous liquid storage cylinder top middle portion are equipped with communicating pipe, are equipped with sealing cover, viscous liquid storage cylinder top at the top of communicating pipe
End middle part is connected with magnetic field demonstration cylinder, and magnetic field demonstration cylinder is set to inside viscous liquid storage cylinder, is set as magnetic inside magnetic field demonstration cylinder
Field simulation chamber, magnetic field demonstrate cylinder side wall and are equipped with several deflector holes, and deflector hole is connected with the diversion cavity outside magnetic field demonstration cylinder,
It is set as mixing chamber in viscous liquid storage cylinder below the magnetic field demonstration cylinder, mixing chamber is connected with diversion cavity；
It is equipped with suspention cylinder in the magnetic field demonstration cylinder, suspends in midair and is placed with permanent magnet in cylinder, suspention cylinder is located in the middle part of magnetic simulation chamber；
Stirring rod is equipped in the mixing chamber, stirring rod bottom is fixed on the rotating pan, and rotating disk center bottom connects shaft, and shaft is worn
Piston plate upper shaft hole is crossed to be connected with the motor shaft of motor；
The piston plate bottom is connected with fixed block, and fixed block connects piston rod, and piston rod connects cylinder, and cylinder is mounted on viscous
On the pedestal of liquid storage cylinder bottom.
As a further solution of the present invention, overflow pipe, overflow pipe and cache box bottom are connected at the top of viscous liquid storage cylinder
Portion's connection, cache box are set to above viscous liquid storage cylinder.
As a further solution of the present invention, sealing cover is installed at the top of communicating pipe by fastening or engagement thread, connection
The height in tube top portion is greater than the height of cache box.
As a further solution of the present invention, it is fixed on the inner wall of viscous liquid storage cylinder top at the top of magnetic field demonstration cylinder, magnetic
Field simulation chamber is connected with communicating pipe.
As a further solution of the present invention, suspention cylinder threaded upper ends connect cover, and cover connects suspension strop, and suspension strop is another
For one end bolt on the link of sealing cover inner wall, suspention cylinder is intracavitary from the magnetic simulation for being placed into magnetic field demonstration cylinder communicating pipe.
As a further solution of the present invention, motor is fixed on piston plate bottom, and sealing is equipped between piston plate and shaft
Circle.
As a further solution of the present invention, the quantity at least two for the stirring rod installed in rotating disk.
As a further solution of the present invention, the quantity of the stirring rod is four and circumferentially divides at equal intervals along rotating disk
Cloth, the stirring rod inside are equipped with stirrer paddle, connect material scraping plate, material scraping plate and viscous liquid storage cylinder inner wall phase on the outside of stirring rod
It supports.
As a further solution of the present invention, the piston plate side is equipped with position limiting slide block, and position limiting slide block is set to viscous
Setting is slided up and down in limit sliding chutes inside liquid storage cylinder and along limit sliding chutes.
As a further solution of the present invention, in the viscous liquid in viscous liquid storage cylinder doped with several iron powders or iron filings,
Viscous liquid is transparent jelly, and the iron powder or iron filings of doping are suspended in viscous liquid, overflow pipe, cache box, the storage of viscous liquid
Cylinder, magnetic field demonstration cylinder, communicating pipe, sealing cover, stirring rod, stirrer paddle, material scraping plate and rotating disk are transparent glass material.
In conclusion compared with the prior art, the invention has the following beneficial effects:
Cache box is arranged at the top of viscous liquid storage cylinder and by being connected inside overflow pipe and viscous liquid storage cylinder by the present invention, real
Show viscous liquid and flowed between cache box and viscous liquid storage cylinder, passes through air cylinder driven piston rod stretching or shrinkage band piston
Plate rises or falls in viscous liquid storage cylinder；When cache box and the intracavitary viscous liquid of magnetic simulation all flow to out of deflector hole it is mixed
Chamber is closed, stirring rod is facilitated to be stirred mixing to viscous liquid, when the viscous liquid in mixing chamber is full of magnetic simulation by deflector hole
Chamber, extra viscous liquid enter cache box by overflow pipe, convenient to being put into the magnetic field of the intracavitary permanent magnet of magnetic simulation point
Cloth is observed；It can be through viscous liquid storage cylinder, magnetic field demonstration cylinder directly to viscous around the intracavitary permanent magnet of magnetic simulation
Iron filings distribution situation in liquid is observed, to realize the three-dimensional simulation to magnetic field；
After being stirred operation to viscous liquid, so that iron filings are uniformly distributed in again in viscous liquid, and viscous liquid is upward
It pushes and enters that magnetic simulation is intracavitary, convenient that the distribution situation of permanent magnet surrounding magnetic field is demonstrated again, easy to operate, benefit
It is adjusted in the distribution to iron filings in viscous liquid, avoids influencing magnetic due to last magnetic simulation causes iron filings to be unevenly distributed
The accuracy that field is simulated again, it is easy to operate.
In order to explain the structural features and functions of the invention more clearly, come with reference to the accompanying drawing with specific embodiment to this hair
It is bright to be described in detail.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of invention.
Fig. 2 is the structural schematic diagram that suspention cylinder is placed in magnetic simulation chamber in invention.
Fig. 3 is the structural schematic diagram for suspending cylinder in invention in midair.
Fig. 4 is the structural schematic diagram that stirring rod is installed in the rotating disk of invention.
Fig. 5 is the structural schematic diagram of piston plate in invention.
Appended drawing reference: the viscous liquid storage cylinder of 1- overflow pipe, 2- cache box, 3-, the magnetic field 4- demonstration cylinder, 5- deflector hole, 6- connect
Siphunculus, 7- sealing cover, 8- magnetic simulation chamber, 9- diversion cavity, 10- stirring rod, 11- stirrer paddle, 12- material scraping plate, 13- mixing
Chamber, 14- rotating disk, 15- piston plate, 16- motor, 17- shaft, 18- fixed block, 19- piston rod, 20- cylinder, 21- pedestal,
22- suspends cylinder, 23- permanent magnet, 24- suspension strop, 25- cover, 26- limit sliding chutes, 27- position limiting slide block in midair.
Specific embodiment
The following further describes the technical solution of the present invention in the following with reference to the drawings and specific embodiments.
Referring to FIG. 1 to FIG. 5, a kind of Physical Experiment magnetic field simulation device, including cache box 2, viscous liquid storage cylinder 3, magnetic
Cylinder 4, stirring rod 10, piston plate 15 and suspention cylinder 22 are demonstrated in field, are connected with overflow pipe 1, overflow at the top of the viscous liquid storage cylinder 3
Pipe 1 is connected to 2 bottom of cache box, and cache box 2 is set to viscous 3 top of liquid storage cylinder；In the present embodiment, it is stored in viscous liquid
3 top of cylinder is arranged cache box 2 and by being connected inside overflow pipe 1 and viscous liquid storage cylinder 3, is convenient for viscous liquid storage cylinder 3
Internal extra viscous liquid is collected to cache box 2, also facilitates the viscous liquid in cache box 2 that viscous liquid storage cylinder is replenished in time
Inside 3, realizes viscous liquid and flowed between cache box 2 and viscous liquid storage cylinder 3.
Viscous 3 top middle portion of liquid storage cylinder is equipped with communicating pipe 6, and sealing cover 7 is equipped at the top of communicating pipe 6, and sealing cover 7 is logical
It crosses fastening or engagement thread is installed on 6 top of communicating pipe and avoids in viscous liquid storage cylinder 3 for the closure to 6 top of communicating pipe
Viscous liquid flows out at the top of communicating pipe 6；The height at 6 top of communicating pipe is greater than the height of cache box 2, is conducive to viscous liquid storage
It deposits the viscous liquid in cylinder 3 and takes the lead in flowing and completely arrive in cache box 2, it is avoided directly to flow out from communicating pipe 6.
Viscous 3 top middle portion of liquid storage cylinder is connected with magnetic field demonstration cylinder 4, and magnetic field demonstration cylinder 4 is set to viscous liquid storage
It deposits and is fixed on viscous 3 top inner wall of liquid storage cylinder at the top of 3 inside of cylinder and magnetic field demonstration cylinder 4, be set as magnetic inside magnetic field demonstration cylinder 4
Field simulation chamber 8, magnetic simulation chamber 8 are connected with communicating pipe 6, and magnetic field demonstrates 4 side wall of cylinder and is equipped with several deflector holes 5, deflector hole 5
It is connected with the diversion cavity 9 outside magnetic field demonstration cylinder 4, is set as mixing in the viscous liquid storage cylinder 3 of 4 lower section of magnetic field demonstration cylinder
Chamber 13, mixing chamber 13 are connected with diversion cavity 9.
It is equipped with suspention cylinder 22 in the magnetic field demonstration cylinder 4, suspends in midair and is placed with permanent magnet 23 in cylinder 22, suspend 22 upper end spiral shell of cylinder in midair
Line connects cover 25, and cover 25 connects suspension strop 24, and 24 other end bolt of suspension strop suspends cylinder in midair on the link of 7 inner wall of sealing cover
22 from the magnetic simulation chamber 8 for being placed into magnetic field demonstration cylinder 4 communicating pipe 6, and suspention cylinder 22 is located at 8 middle part of magnetic simulation chamber, convenient
Three-dimensional observation is carried out to the Distribution of Magnetic Field of permanent magnet 23 in it.
It is equipped with stirring rod 10 in the mixing chamber 13,10 bottom of stirring rod is fixed in rotating disk 14,14 bottom end of rotating disk
Middle part connects shaft 17, and shaft 17 passes through 15 upper shaft hole of piston plate and is connected with the motor shaft of motor 16, and motor 16 is fixed on work
15 bottom of seben is equipped with sealing ring, increases leakproofness between the two, prevent mixing chamber 13 between piston plate 15 and shaft 17
It flows out in internal viscosity liquid gap between piston plate 15 and shaft 17.
The quantity at least two for the stirring rod 10 installed in the rotating disk 14, in the present embodiment, stirring rod 10
Quantity is four and is circumferentially spacedly distributed along rotating disk 14, and stirrer paddle 11,10 outside of stirring rod are equipped on the inside of stirring rod 10
Material scraping plate 12 is connected, material scraping plate 12 offsets with viscous 3 inner wall of liquid storage cylinder, and after motor 16, which is powered, to be started, motor shaft is driven
Shaft 17, rotating disk 14 and stirring rod 10 are rotated in mixing chamber 13, and stirring rod 10 and stirrer paddle 11 thereon are to mixing chamber 13
Internal viscosity liquid is stirred mixing.
15 side of piston plate is equipped with position limiting slide block 27, and position limiting slide block 27 is set to the limit inside viscous liquid storage cylinder 3
Setting is slided up and down in the sliding slot 26 of position and along limit sliding chutes 26, effective piston plate 15 is limited, and stores it in viscous liquid
The case where cylinder 3 slides up and down, avoids the occurrence of rotation generation, guarantees the stable operation of piston plate 15；15 bottom of piston plate connects
It is connected to fixed block 18, fixed block 18 connects piston rod 19, and piston rod 19 connects cylinder 20, and cylinder 20 is mounted on viscous liquid storage cylinder
On the pedestal 21 of 3 bottoms, piston rod 19 is driven to stretch out or shrink by cylinder 20, so that piston plate 15 be driven to store in viscous liquid
It is risen or fallen in cylinder 3, convenient for being adjusted to viscous 3 internal viscosity liquid of liquid storage cylinder.
When piston rod 19 is contracted to lower section, piston plate 15 moves to viscous 3 bottom of liquid storage cylinder, cache box 2 and magnetic field
Simulation 8 internal viscosity liquid of chamber all flow to mixing chamber 13 out of deflector hole 5, and stirring rod 10 is facilitated to be stirred mixing to viscous liquid；
When piston rod 19 extend out to top, piston plate 15 moves to viscous 3 top of liquid storage cylinder, and the viscous liquid in mixing chamber 13 passes through
Deflector hole 5 is full of magnetic simulation chamber 8, and extra viscous liquid enters cache box 2 by overflow pipe 1, and stirring rod 10 moves to water conservancy diversion
It is convenient to observe to being put into the Distribution of Magnetic Field of the permanent magnet 23 in magnetic simulation chamber 8 in chamber 9.
In the present embodiment, doped with several iron powders or iron filings in the viscous liquid, viscous liquid is transparent jelly,
The iron powder or iron filings that can make doping are suspended in viscous liquid.
For the ease of observing magnetic field demonstration, in the present embodiment, the overflow pipe 1, cache box 2, the storage of viscous liquid
It is equal to deposit cylinder 3, magnetic field demonstration cylinder 4, communicating pipe 6, sealing cover 7, stirring rod 10, stirrer paddle 11, material scraping plate 12 and rotating disk 14
It can be through viscous liquid storage cylinder 3, magnetic field demonstration cylinder 4 directly to magnetic field mould when carrying out magnetic simulation for transparent glass material
The iron filings distribution situation in viscous liquid in quasi- chamber 8 around permanent magnet 23 is observed, to realize to the three-dimensional of magnetic field
Simulation after simulation, takes out the suspention cylinder 22 that permanent magnet 23 is housed, by the piston rod 19 of cylinder 20 drive piston plate 15 to
Lower movement, 13 volume of mixing chamber increase, and the viscous liquid in magnetic simulation chamber 8 enters mixing chamber 13 along deflector hole 5, drive in motor 16
Under dynamic stirring rod 10 rotates, viscous liquid is adequately stirred, so that iron filings are uniformly distributed in again in viscous liquid, when being equipped with
When the suspention cylinder 22 of permanent magnet 23 is hung on again in magnetic simulation chamber 8, piston plate 15 is driven by the piston rod 19 of cylinder 20
It moves upwards, the viscous liquid in mixing chamber 13 is pushed up against and entered in magnetic simulation chamber 8 by piston plate 15, convenient to permanent magnet
The distribution situation of 23 surrounding magnetic fields is demonstrated again, easy to operate, is adjusted, is kept away conducive to the distribution to iron filings in viscous liquid
Exempt to influence the accuracy simulated again in magnetic field because iron filings is caused to be unevenly distributed for last magnetic simulation, it is easy to operate.
The technical principle of the invention is described above in combination with a specific embodiment, is only the preferred embodiment of the present invention.This
The protection scope of invention is not limited merely to above-described embodiment, and all technical solutions belonged under thinking of the present invention belong to the present invention
Protection scope.Those skilled in the art, which does not need to pay for creative labor, can associate other specific realities of the invention
Mode is applied, these modes will fall within the scope of protection of the present invention.
Claims (10)
1. a kind of Physical Experiment magnetic field simulation device, including cache box (2), viscous liquid storage cylinder (3), magnetic field demonstration cylinder (4),
Stirring rod (10), piston plate (15) and suspention cylinder (22), viscous liquid storage cylinder (3) top middle portion are equipped with communicating pipe (6), communicating pipe
(6) top is equipped with sealing cover (7), which is characterized in that viscous liquid storage cylinder (3) top middle portion is connected with magnetic field demonstration cylinder (4), magnetic
Field demonstration cylinder (4) is set to viscous liquid storage cylinder (3) inside, is set as magnetic simulation chamber (8), magnetic field inside magnetic field demonstration cylinder (4)
It demonstrates cylinder (4) side wall and is equipped with several deflector holes (5), deflector hole (5) diversion cavity (9) external with magnetic field demonstration cylinder (4) is connected
It is logical, it is set as mixing chamber (13) in the viscous liquid storage cylinder (3) below magnetic field demonstration cylinder (4), mixing chamber (13) and diversion cavity
(9) it is connected；
It is equipped with suspention cylinder (22) in magnetic field demonstration cylinder (4), is placed with permanent magnet (23) in suspention cylinder (22), suspends in midair cylinder (22)
In the middle part of magnetic simulation chamber (8)；Stirring rod (10) are equipped in the mixing chamber (13), stirring rod (10) bottom is fixed on rotation
On disk (14), rotating disk (14) center bottom connects shaft (17), and shaft (17) passes through piston plate (15) upper shaft hole and motor
(16) motor shaft is connected；
Piston plate (15) bottom is connected with fixed block (18), and fixed block (18) connects piston rod (19), and piston rod (19) is even
It connects cylinder (20), cylinder (20) is mounted on the pedestal (21) of viscous liquid storage cylinder (3) bottom.
2. Physical Experiment magnetic field simulation device according to claim 1, which is characterized in that viscous liquid storage cylinder (3) top
Portion is connected with overflow pipe (1), and overflow pipe (1) is connected to cache box (2) bottom, and cache box (2) is set to viscous liquid storage cylinder (3)
Top.
3. Physical Experiment magnetic field simulation device according to claim 2, which is characterized in that sealing cover (7) passes through fastening
Or engagement thread was installed at the top of communicating pipe (6), the height at the top of communicating pipe (6) is greater than the height of cache box (2).
4. Physical Experiment magnetic field simulation device according to claim 3, which is characterized in that demonstrate at the top of cylinder (4) in magnetic field
It is fixed on the inner wall of viscous liquid storage cylinder (3) top, magnetic simulation chamber (8) is connected with communicating pipe (6).
5. Physical Experiment magnetic field simulation device according to claim 4, which is characterized in that suspention cylinder (22) threaded upper ends
It connects cover (25), cover (25) connects suspension strop (24), link of suspension strop (24) other end bolt in sealing cover (7) inner wall
On, suspention cylinder (22) is from the magnetic simulation chamber (8) for being placed into magnetic field demonstration cylinder (4) communicating pipe (6).
6. Physical Experiment magnetic field simulation device according to claim 1, which is characterized in that motor (16) is fixed on piston
Plate (15) bottom is equipped with sealing ring between piston plate (15) and shaft (17).
7. -6 any Physical Experiment magnetic field simulation device according to claim 1, which is characterized in that in rotating disk (14)
The quantity at least two of the stirring rod (10) of installation.
8. Physical Experiment magnetic field simulation device according to claim 7, which is characterized in that the number of the stirring rod (10)
Amount is circumferentially spacedly distributed for four and along rotating disk (14), is equipped with stirrer paddle (11) on the inside of the stirring rod (10), stirring
Material scraping plate (12) are connected on the outside of bar (10), material scraping plate (12) offsets with viscous liquid storage cylinder (3) inner wall.
9. Physical Experiment magnetic field simulation device according to claim 1, which is characterized in that piston plate (15) side
Equipped with position limiting slide block (27), position limiting slide block (27) is set in the internal limit sliding chutes (26) of viscous liquid storage cylinder (3) and along limit
Position sliding slot (26) slides up and down setting.
10. Physical Experiment magnetic field simulation device according to claim 8, which is characterized in that in viscous liquid storage cylinder (3)
Viscous liquid in doped with several iron powders or iron filings, viscous liquid is transparent jelly, and the iron powder or iron filings of doping are suspended in viscous
In stagnant liquid, overflow pipe (1), cache box (2), viscous liquid storage cylinder (3), magnetic field demonstration cylinder (4), communicating pipe (6), sealing cover (7),
Stirring rod (10), stirrer paddle (11), material scraping plate (12) and rotating disk (14) are transparent glass material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910196314.6A CN109903657A (en) | 2019-03-15 | 2019-03-15 | A kind of Physical Experiment magnetic field simulation device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910196314.6A CN109903657A (en) | 2019-03-15 | 2019-03-15 | A kind of Physical Experiment magnetic field simulation device |
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| Publication Number | Publication Date |
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| CN109903657A true CN109903657A (en) | 2019-06-18 |
Family
ID=66952129
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| CN201910196314.6A Pending CN109903657A (en) | 2019-03-15 | 2019-03-15 | A kind of Physical Experiment magnetic field simulation device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112378832A (en) * | 2021-01-15 | 2021-02-19 | 成都理工大学 | Drilling fluid dynamic damage evaluation instrument based on glass core |
| CN112378819A (en) * | 2021-01-15 | 2021-02-19 | 成都理工大学 | Drilling fluid dynamic damage evaluation instrument |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01267585A (en) * | 1988-04-19 | 1989-10-25 | Kazuhiro Hase | Magnetic field distribution display tool |
| CN2094779U (en) * | 1991-06-29 | 1992-01-29 | 韩俊烨 | Magnetic force line stereo distribution demonstration device |
| CN201075260Y (en) * | 2007-08-01 | 2008-06-18 | 马元良 | Magnetic sensing line stereo demonstration instrument |
| CN202258059U (en) * | 2011-10-19 | 2012-05-30 | 宁波明森科教仪器有限公司 | Three-dimensional magnetic field demonstration instrument |
| CN203422881U (en) * | 2013-07-22 | 2014-02-05 | 师月 | Magnetic induction line demonstration instrument |
| CN106621979A (en) * | 2017-02-08 | 2017-05-10 | 安徽鹰龙工业设计有限公司 | Stirring device for horizontally pushing liquid to flow |
| CN206584633U (en) * | 2016-10-30 | 2017-10-24 | 金宗营 | A kind of three-dimensional magnetic line of force demonstrator |
| CN108320639A (en) * | 2018-02-10 | 2018-07-24 | 姜元昊 | A kind of high school physics magnetic line of force simulator |
| CN108404778A (en) * | 2018-03-20 | 2018-08-17 | 束鑫 | It is a kind of based on the industrial production of electromagnetic drive liquid material mixing apparatus |
| CN208400366U (en) * | 2017-11-28 | 2019-01-18 | 西南大学 | Three-dimensional magnetic induction line demonstrator |
-
2019
- 2019-03-15 CN CN201910196314.6A patent/CN109903657A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01267585A (en) * | 1988-04-19 | 1989-10-25 | Kazuhiro Hase | Magnetic field distribution display tool |
| CN2094779U (en) * | 1991-06-29 | 1992-01-29 | 韩俊烨 | Magnetic force line stereo distribution demonstration device |
| CN201075260Y (en) * | 2007-08-01 | 2008-06-18 | 马元良 | Magnetic sensing line stereo demonstration instrument |
| CN202258059U (en) * | 2011-10-19 | 2012-05-30 | 宁波明森科教仪器有限公司 | Three-dimensional magnetic field demonstration instrument |
| CN203422881U (en) * | 2013-07-22 | 2014-02-05 | 师月 | Magnetic induction line demonstration instrument |
| CN206584633U (en) * | 2016-10-30 | 2017-10-24 | 金宗营 | A kind of three-dimensional magnetic line of force demonstrator |
| CN106621979A (en) * | 2017-02-08 | 2017-05-10 | 安徽鹰龙工业设计有限公司 | Stirring device for horizontally pushing liquid to flow |
| CN208400366U (en) * | 2017-11-28 | 2019-01-18 | 西南大学 | Three-dimensional magnetic induction line demonstrator |
| CN108320639A (en) * | 2018-02-10 | 2018-07-24 | 姜元昊 | A kind of high school physics magnetic line of force simulator |
| CN108404778A (en) * | 2018-03-20 | 2018-08-17 | 束鑫 | It is a kind of based on the industrial production of electromagnetic drive liquid material mixing apparatus |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112378832A (en) * | 2021-01-15 | 2021-02-19 | 成都理工大学 | Drilling fluid dynamic damage evaluation instrument based on glass core |
| CN112378819A (en) * | 2021-01-15 | 2021-02-19 | 成都理工大学 | Drilling fluid dynamic damage evaluation instrument |
| CN112378832B (en) * | 2021-01-15 | 2021-03-30 | 成都理工大学 | Drilling fluid dynamic damage evaluation instrument based on glass core |
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Application publication date: 20190618 |
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