CN214336080U - Electromagnetic propulsion ship model - Google Patents
Electromagnetic propulsion ship model Download PDFInfo
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- CN214336080U CN214336080U CN202022835534.XU CN202022835534U CN214336080U CN 214336080 U CN214336080 U CN 214336080U CN 202022835534 U CN202022835534 U CN 202022835534U CN 214336080 U CN214336080 U CN 214336080U
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- ship model
- permanent magnet
- electrode plate
- graphite electrode
- power supply
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Abstract
The utility model discloses an electromagnetism impels ship model, include: the system comprises a ship model platform, power supply equipment and two groups of electromagnetic propulsion devices; the ship model platform floats in the conductive liquid; the power supply equipment is carried on the ship model platform; the two groups of electromagnetic propulsion devices are positioned at the tail part of the ship model platform and symmetrically arranged at the left side and the right side of the tail part of the ship model platform; wherein, the two groups of electromagnetic propulsion devices interact with the conductive liquid to obtain the advancing thrust of the ship model platform. The utility model provides a plate electrode that exists among the prior art corruption, environmental pollution, thrust subalternation problem, can carry out engineering application and demonstration teaching in the aspect of supplementary teaching, model test, magnetic fluid technical popularization etc..
Description
Technical Field
The utility model relates to a boats and ships technical field especially relates to an electromagnetism impels ship model.
Background
The ship is the most important vehicle at sea, and the propulsion mode mainly adopts propeller mechanical propulsion, and simultaneously comprises water jet propulsion and magnetofluid propulsion. The magnetofluid propulsion is a propulsion technology for generating ampere force by using an electromagnetic method, and the method has the advantages of silence, flexible layout, comfortable navigation environment and the like. However, due to the limitations of magnetic induction and some engineering material problems, the magnetohydrodynamic propulsion vessel has not yet been able to enter the engineering application stage.
SUMMERY OF THE UTILITY MODEL
The technical problem of the utility model is solved: the defects of the prior art are overcome, the electromagnetic propulsion ship model is provided, the problems of electrode plate corrosion, environmental pollution, insufficient thrust and the like in the prior art are solved, and engineering application and demonstration teaching can be carried out in the aspects of auxiliary teaching, model test, magnetofluid technology popularization and the like.
In order to solve the technical problem, the utility model discloses an electromagnetism impels ship model, include: the system comprises a ship model platform, power supply equipment and two groups of electromagnetic propulsion devices;
the ship model platform floats in the conductive liquid;
the power supply equipment is carried on the ship model platform;
the two groups of electromagnetic propulsion devices are positioned at the tail part of the ship model platform and symmetrically arranged at the left side and the right side of the tail part of the ship model platform; wherein, the two groups of electromagnetic propulsion devices interact with the conductive liquid to obtain the advancing thrust of the ship model platform.
In the above electromagnetic propulsion ship model, the electromagnetic propulsion device includes: the electrode comprises two different permanent magnets, a graphite electrode plate A, a graphite electrode plate B, an electrode binding post A and an electrode binding post B; wherein, two different name permanent magnets are: permanent magnets A and B;
the permanent magnet A and the permanent magnet B are arranged at intervals up and down;
the graphite electrode plate A and the graphite electrode plate B are oppositely arranged at left and right intervals; wherein, the opposite surfaces of the graphite electrode plate A and the graphite electrode plate B are respectively provided with a bulge; the projections on the graphite electrode plate A and the graphite electrode plate B are positioned in an interval area between the permanent magnet A and the permanent magnet B so as to separate the permanent magnet A from the permanent magnet B;
the electrode binding post A is positioned on the outer side of the graphite electrode plate A, and the electrode binding post B is positioned on the outer side of the graphite electrode plate B.
In the electromagnetic propulsion ship model, the permanent magnet is a neodymium iron boron permanent magnet, the magnetic induction intensity is 5000G, and the maximum working temperature is 150 ℃.
In the electromagnetic propulsion ship model, the permanent magnets A and B are arranged at intervals up and down to form a high air gap of 8 mm.
In the above electromagnetic propulsion ship model, the resistivity of the graphite electrode plate A and the graphite electrode plate B is 12 μ Ω m, the Shore hardness is 60, and the density is 1.8g/cm3。
In the electromagnetic propulsion ship model, the positive and negative output ends of the power supply equipment are respectively connected with the electrode binding post A and the electrode binding post B through leads, so that the power supply of the electromagnetic propulsion device is realized.
In the electromagnetic propulsion ship model, the power supply equipment is direct-current power supply equipment or a storage battery pack, and direct-current power supply to the electromagnetic propulsion device is realized.
In the above-mentioned electromagnetic propulsion ship model, the ship model platform adopts the preparation of ya keli board to obtain, includes: a head structure and a body structure; wherein, the head structure is the arc, and the major structure is the cuboid, and the major structure is inside cavity.
In the electromagnetic propulsion ship model, the power supply equipment is fixedly bonded at the front part of the main structure of the ship model platform and close to the head structure.
In the electromagnetic propulsion ship model, the conductive liquid is Na with the concentration of 4 percent2SO4。
The utility model has the advantages of it is following:
(2) the utility model discloses an electromagnetism impels ship model when solving and based on the magnetic current body impels the problem that the low thrust that brings of energy conversion efficiency, has still solved the plate electrode corruption and the environmental pollution scheduling problem that exist among the prior art.
(2) The utility model disclosesAn electromagnetic propulsion ship model is provided, a graphite electrode is used for replacing a copper plate electrode, and does not participate in water electrolysis; by using Na2SO4The NaCl solution is replaced, no toxic gas is generated, and the environment protection and the body safety protection of testers are facilitated.
(3) The utility model discloses an electromagnetism impels ship model, realizability is stronger, but aspects such as the ship model wide application in physics teaching, science popularization propaganda, model demonstration.
Drawings
Fig. 1 is a schematic structural view of an electromagnetic propulsion ship model according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an electromagnetic propulsion device according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings.
One of the core ideas of the utility model is that: the principle that directional conductive liquid can receive ampere force in a magnetic field is utilized, two permanent magnets are arranged, a stable magnetic field is formed in the middle range of the magnets, two ends of the liquid passing through the middle range of the magnets are electrified through the electrode plates, and the direction of the ampere force applied to the liquid can be judged according to left-hand rules.
As shown in fig. 1, in the present embodiment, the electromagnetic propulsion ship model includes: the ship model platform comprises a ship model platform 1, a power supply device 2 and two groups of electromagnetic propelling devices 3. Wherein the ship model platform 1 floats in the conductive liquid; the power supply equipment 2 is arranged on the ship model platform 1; the two groups of electromagnetic propulsion devices 3 are positioned at the tail part of the ship model platform 1 and symmetrically arranged at the left side and the right side of the tail part of the ship model platform 1; the two groups of electromagnetic propulsion devices 3 interact with the conductive liquid to obtain the forward thrust of the ship model platform 1.
In this embodiment, as shown in fig. 2, the electromagnetic propulsion device 3 may specifically include: two different permanent magnets (permanent magnet A41 and permanent magnet B42), graphite electrode plate A51, graphite electrode plate B52, electrode terminal A61 and electrode terminal B62. The permanent magnet A41 and the permanent magnet B42 are arranged at intervals up and down; the graphite electrode plate A51 and the graphite electrode plate B52 are arranged in a left-right opposite spaced mode; wherein, the opposite surfaces of the graphite electrode plate A51 and the graphite electrode plate B52 are respectively provided with a bulge; the protrusions on the graphite electrode plate A51 and the graphite electrode plate B52 are positioned in the spacing area between the permanent magnet A41 and the permanent magnet B42 so as to separate the permanent magnet A41 from the permanent magnet B42; electrode terminal a61 was located outside of graphite electrode plate a51 and electrode terminal B62 was located outside of graphite electrode plate B52.
Preferably, the permanent magnet is a neodymium iron boron permanent magnet, the magnetic induction intensity is 5000G, and the maximum working temperature is 150 ℃.
Preferably, the permanent magnet A41 and the permanent magnet B42 are arranged at intervals up and down to form a high air gap of 8 mm.
Preferably, the resistivity of the graphite electrode plate A51 and the graphite electrode plate B52 is 12 mu omega m, the Shore hardness is 60, and the density is 1.8g/cm3。
In this embodiment, the ship model platform 1 may be prepared by using acrylic plates, including: a head structure and a body structure. The anti-drag design of the hull model is considered, the head structure is designed into an arc shape, the main structure is designed into a cuboid, and the main structure is hollow.
In the present embodiment, the power supply device 2 is adhesively secured to the front of the main structure of the ship model platform 1 at a location adjacent to the nose structure. The power supply device 2 is a direct current power supply device or a storage battery pack, and realizes direct current power supply to the electromagnetic propulsion device 3. For example, a plurality of groups of 9V dry batteries can be adopted to form a storage battery group to carry out direct current power supply on the electromagnetic propulsion device. Wherein, it should be noted that, the mounted position of the battery that the multiunit 9V dry battery is constituteed on ship model platform 1 can be adjusted according to actual conditions to the holistic stability of balanced electromagnetism propulsion ship model.
Preferably, the positive and negative output terminals of the power supply device 2 are respectively connected with the electrode terminal a61 and the electrode terminal B62 through leads, so as to supply power to the electromagnetic propulsion apparatus 3. Wherein, the wire can also be provided with a switch to realize the control of power supply.
In this embodiment, the conductive liquid is Na with a concentration of 4%2SO4And chlorine gas is not generated in the test process, so that the environment is not polluted.Wherein the electrically conducting liquid is completely immersed in the air gap between the permanent magnets.
In the embodiment, the working principle of the electromagnetic propulsion ship model is as follows:
current and inferential simulation calculations:
I＝(E-ε)·S/ρL··· (1)
F＝BIL-f··· (2)
ε＝BLV··· (3)
wherein, I represents the current of the conductive liquid, L represents the effective length of the conductive liquid, B represents the magnetic induction intensity, V represents the current flow rate of the conductive liquid, E represents the electromotive force of a power supply, epsilon represents the induced electromotive force, rho represents the resistivity of the solution, S represents the effective sectional area of the liquid passing through the propulsion device, F represents the frictional resistance of the water body, and F represents the effective propulsion force.
When formula (2) is substituted with formula (1) and formula (3), the following compounds can be obtained:
F＝B(E-BLv)·S/ρ-f··· (4)
that is, the effective propulsion is proportional to B, S and E, and inversely proportional to ρ. When the speed is 0, F is maximum.
The above description is only for the best embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are all covered by the protection scope of the present invention.
The details of the present invention not described in detail in the specification are well known to those skilled in the art.
Claims (10)
1. An electromagnetically propelled ship model, comprising: the ship model platform comprises a ship model platform (1), power supply equipment (2) and two groups of electromagnetic propelling devices (3);
the ship model platform (1) floats in the conductive liquid;
the power supply equipment (2) is arranged on the ship model platform (1);
the two groups of electromagnetic propulsion devices (3) are positioned at the tail part of the ship model platform (1) and symmetrically arranged at the left side and the right side of the tail part of the ship model platform (1); wherein, the two groups of electromagnetic propulsion devices (3) interact with the conductive liquid to obtain the forward thrust of the ship model platform (1).
2. An electromagnetically propelled ship model according to claim 1, wherein the electromagnetic propulsion means (3) comprise: the electrode comprises two different permanent magnets, a graphite electrode plate A (51), a graphite electrode plate B (52), an electrode terminal A (61) and an electrode terminal B (62); wherein, two different name permanent magnets are: a permanent magnet A (41) and a permanent magnet B (42);
the permanent magnet A (41) and the permanent magnet B (42) are arranged at intervals up and down;
the graphite electrode plate A (51) and the graphite electrode plate B (52) are arranged at intervals in the left-right direction; wherein, the opposite surfaces of the graphite electrode plate A (51) and the graphite electrode plate B (52) are provided with a bulge; the projections on the graphite electrode plate A (51) and the graphite electrode plate B (52) are positioned in the interval area between the permanent magnet A (41) and the permanent magnet B (42) to separate the permanent magnet A (41) and the permanent magnet B (42);
the electrode terminal A (61) is located outside the graphite electrode plate A (51), and the electrode terminal B (62) is located outside the graphite electrode plate B (52).
3. The electromagnetic propulsion ship model of claim 2, characterized in that the permanent magnet is neodymium iron boron permanent magnet, the magnetic induction is 5000G, and the maximum working temperature is 150 ℃.
4. The electromagnetically propelled ship model of claim 2, wherein the permanent magnet a (41) and the permanent magnet B (42) are arranged at an interval from top to bottom to form a high air gap of 8 mm.
5. An electromagnetically propelled ship model according to claim 2, wherein the resistivity of graphite electrode plate a (51) and graphite electrode plate B (52) is 12 μ Ω m, the shore hardness is 60, and the density is 1.8g/cm3。
6. The electromagnetic propulsion ship model as claimed in claim 1, characterized in that the positive and negative outputs of the power supply equipment (2) are connected with the electrode terminal A (61) and the electrode terminal B (62) through wires respectively to realize power supply to the electromagnetic propulsion device (3).
7. An electromagnetically propelled ship model according to claim 6, wherein the power supply device (2) is a direct current power supply device or a battery pack, and direct current power supply to the electromagnetic propulsion means (3) is realized.
8. An electromagnetically propelled ship model according to claim 1, wherein the ship model platform (1) is prepared from acrylic sheets and comprises: a head structure and a body structure; wherein, the head structure is the arc, and the major structure is the cuboid, and the major structure is inside cavity.
9. An electromagnetically propelled ship model according to claim 8, characterized in that the power unit (2) is adhesively secured to the ship model platform (1) at the front of the main structure, near the nose structure.
10. An electromagnetically propelled ship model according to claim 1, wherein the electrically conductive liquid is Na with a concentration of 4%2SO4。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022835534.XU CN214336080U (en) | 2020-11-30 | 2020-11-30 | Electromagnetic propulsion ship model |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022835534.XU CN214336080U (en) | 2020-11-30 | 2020-11-30 | Electromagnetic propulsion ship model |
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| Publication Number | Publication Date |
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| CN214336080U true CN214336080U (en) | 2021-10-01 |
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| CN202022835534.XU Active CN214336080U (en) | 2020-11-30 | 2020-11-30 | Electromagnetic propulsion ship model |
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