CN109523881A - A kind of electrostatic field scanner and its application method - Google Patents
A kind of electrostatic field scanner and its application method Download PDFInfo
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- CN109523881A CN109523881A CN201811585613.0A CN201811585613A CN109523881A CN 109523881 A CN109523881 A CN 109523881A CN 201811585613 A CN201811585613 A CN 201811585613A CN 109523881 A CN109523881 A CN 109523881A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/06—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics
- G09B23/18—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism
- G09B23/181—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism for electric and magnetic fields; for voltages; for currents
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Abstract
The present invention provides a kind of electrostatic field scanner and its application method, is related to experiment teaching instrument technical field.The present invention includes the following steps: step 1: turning on the power switch, adjusts current potential and adjust a default voltage value；It is shown in current potential instruction；Step 2:X-Y system is by connecting plate and describes probe synchronizing moving, when the voltage in electrolytic cell is identical as predeterminated voltage, power case output voltage to print head；Step 3: coil in print head is acted on by voltage and generates magnetic field, and conducting magnetic column pops up downwards rapidly, rapidly returns back to original position after making print needle that next record point, print needle be stayed to leave record point on describing platform, and so on complete the description of the predeterminated voltage；Step 4: according to requirement of experiment, resetting predeterminated voltage, and repeat step 2- step 3, until completing the description of the entire electrostatic field of requirement of experiment.The present invention has been inherently eliminated not coaxial error, improves conventional efficient.
Description
Technical field
The present invention relates to experiment teaching instrument technical field more particularly to a kind of electrostatic field scanner and its application methods.
Background technique
At present applied to school's physics experiment teaching electrostatic field scanner by structure difference can be divided into the double-deck drawing apparatus and
Two kinds of single layer drawing apparatus.Electrostatic field scanner used in many colleges and universities laboratory mostly uses the drawing apparatus of double-layer structure at present
Describe analog electrostatic field.The fixed handle seat quality that existing instrument connects two probes up and down is larger, very with the frictional force of experimental bench
Greatly, it is difficult to control its shift position when moving.Especially from static to the moment of movement and when voltmeter reading very close to
When needing minor adjustments with reference to position voltage to be measured, it is difficult precise control, thus causes error larger, influences experiment effect,
Increase the difficulty of experiment.In addition, the drawing apparatus of double-layer structure is easy to produce " not coaxial error ".When bilevel probe not
On the same axis, it is not rotated when if describing, obtained electrostatic field distribution can be described as the translation of tested electric field.But
It is, it is desirable that it is highly difficult for not having rotation when description.When having rotation, the equal sites retouched on graph paper will be with practical electricity
There are errors between field distribution situation, i.e. " not coaxial error ".Although single layer drawing apparatus effectively avoids not coaxial error,
It is that single layer drawing apparatus needs are tested under darkroom, is unfavorable for the development of teaching, conventional electrostatic field drawing apparatus is describing electrostatic
When, the sites such as first to find, this method efficiency manually sought a little is very low.
Summary of the invention
The technical problem to be solved by the present invention is in view of the above shortcomings of the prior art, provide a kind of electrostatic field scanner and
Its application method, the present invention have been inherently eliminated not coaxial error, improve conventional efficient；
In order to solve the above technical problems, the technical solution used in the present invention is:
On the one hand, the present invention provides a kind of electrostatic field scanner, including power case, static field description system, electrolytic cell,
Electrode；
The panel of the power case is equipped with voltage output end (1), current potential adjusts (2), current potential indicates that (3), power supply are opened
(4), socket (5) are closed, are equipped with automatic detection circuit, delay circuit, driving circuit in power case；The driving circuit includes electricity
Hold C4, diode D4, relay；The relay includes that knife pin 1, normally-closed contact pin 2, normally opened contact pin 3, coil draw
Foot 4, coil pin 5；The output end of automatic detection circuit is connected with the input terminal of delay circuit, the output end of delay circuit with
Coil pin 4 is connected, and coil pin 5 is connected with power cathode, and one end of capacitor C4 is connected with power cathode, the other end
It is connected with knife pin 1, normally-closed contact pin 2 is controlled to a power supply, and normally opened contact pin 3 is connected with print head, diode
One end of D4 is connected with power cathode, and the other end is connected with coil pin 4；
The static field description system includes describing platform, describing probe, connecting plate, X-Y system；The X-Y system packet
Include crossbeam, print head, bracket, pulley, head pulley；The print head includes main coil, spring, print needle, conducting magnetic column, support
Frame, baffle, fixator, the lower section of main coil are equipped with support frame, and spring is placed in the top of main coil, conducting magnetic column be placed in main coil and
In spring, one end is threadedly coupled with print needle, and the other end is threadedly coupled with baffle；Print needle passes through support frame and conducting magnetic column spiral shell
Line connection；Print head is connected by head pulley with the track that crossbeam is equipped with, and is moved along the x-axis, and crossbeam is placed in pedestal upper end, branch
Frame lower end is connected by pulley with the track that platform two sides are equipped with is described, and crossbeam is moved along Y-axis；
Electrode is equipped in the electrolytic cell, electrode is connected with the binding post of electrolytic cell；One end of print head and description are visited
Needle electrical connection, the other end are electrically connected with socket (5), one end of connecting plate and description probe mechanical connection, the other end and print head
Mechanical connection.
Fixator in the print head is threadedly coupled with print needle, for limiting print needle at a distance from platform.
One end of support frame as described above is fixed by screw, and the other end is fixed by screws in the side of head pulley.
On the other hand, using a kind of application method of electrostatic field scanner, include the following steps:
Step 1: placing graph paper and carbon paper on describing platform, turn on the power switch, it is default to adjust current potential adjusting (2)
One voltage value；It is shown in current potential instruction (3)；
Step 2: describing probe and move in a cell, X-Y system is by connecting plate and describes probe synchronizing moving, when retouching
Draw probe touch voltage in electrolytic cell it is identical as predeterminated voltage when, automatic detection circuit and delay circuit in power case
By relay of the voltage output into driving circuit, make relay output voltage to print head；
Step 3: the coil in print head is acted on by voltage generates magnetic field, and conducting magnetic column pops up downwards rapidly, makes print needle
Original position is rapidly returned back under the action of the spring after staying next record point, print needle to leave record point on describing platform, with
This analogizes the description for completing the predeterminated voltage；
Step 4: according to requirement of experiment, resetting predeterminated voltage, and repeat step 2- step 3, until completing requirement of experiment
The description of entire electrostatic field.
The beneficial effects of adopting the technical scheme are that a kind of electrostatic field scanner provided by the invention and its
Application method, the present invention make to describe probe and print head can by the fixed print head described in probe and X-Y system of connecting plate
With synchronizing moving, it has been inherently eliminated not coaxial error, without taking manually a little, printing efficiency has been improved, that is, realizes single layer and retouch
It draws, and not to the requirement of experimental situation；
Detailed description of the invention
Fig. 1 is the device main view of electrostatic field scanner provided in an embodiment of the present invention；
Fig. 2 is print head main view provided in an embodiment of the present invention；
Fig. 3 is the schematic diagram of automatic detection circuit provided in an embodiment of the present invention, delay circuit and driving circuit；
Fig. 4 is that window provided in an embodiment of the present invention adjusts circuit；
Fig. 5 is the depiction of electrostatic field provided in an embodiment of the present invention；
Wherein, 1 voltage output end, 2 current potentials are adjusted, the instruction of 3 current potentials, 4 power switches, 5 sockets, 6 description platforms, 7 pulleys,
8 brackets, 9 crossbeams, 10 print heads, 11 head pulleys, 12 connecting plates, 13 description probes, 14 electrolytic cells, 15 electrodes, 16 main coils, 17
Spring, 18 print needles, 19 conducting magnetic columns, 20 support frames, 21 baffles, 22 fixators, 23 screws.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Implement below
Example is not intended to limit the scope of the invention for illustrating the present invention.
As shown in Figure 1, the method for the present embodiment is as described below.
A kind of electrostatic field scanner, including power case, static field description system, electrolytic cell, electrode；
The panel of the power case is equipped with voltage output end (1), current potential adjusts (2), current potential indicates that (3), power supply are opened
(4), socket (5) are closed, are equipped with automatic detection circuit, delay circuit, driving circuit in power case, as shown in Figure 3；The driving
Circuit includes capacitor C4, diode D4, relay；The relay includes that knife pin 1, normally-closed contact pin 2, normally opened contact draw
Foot 3, coil pin 4, coil pin 5；The output end of automatic detection circuit is connected with the input terminal of delay circuit, delay circuit
Output end be connected with coil pin 4, coil pin 5 is connected with power cathode, one end and the power cathode phase of capacitor C4
Connection, the other end are connected with knife pin 1, and normally-closed contact pin 2 is controlled to a power supply, normally opened contact pin 3 and print head phase
Connection, one end of diode D4 are connected with power cathode, and the other end is connected with coil pin 4；
The static field description system includes describing platform 6, describing probe 13, connecting plate 12, X-Y system；The X-Y system
System includes crossbeam 9, print head 10, bracket 8, pulley 7, head pulley 11；The print head includes main coil 16, spring 17, printing
Needle 18, conducting magnetic column 19, support frame 20, baffle 21, fixator 22, as shown in Fig. 2, the lower section of main coil 16 is equipped with support frame 20,
Spring 17 is placed in the top of main coil 16, and conducting magnetic column 19 is placed in main coil 16 and spring 17, one end and 18 screw thread of print needle
Connection, the other end are threadedly coupled with baffle 21；Print needle 18 passes through support frame 20 and is threadedly coupled with conducting magnetic column 19；Print head 10 is logical
It crosses pulley 11 and is connected with the track that crossbeam 9 is equipped with, move along the x-axis, crossbeam 9 is placed in 8 upper end of bracket, and 8 lower end of bracket passes through
Pulley 7 is connected with the track that 6 two sides of platform are equipped with is described, and crossbeam is moved along Y-axis；
Electrode 15 is equipped in the electrolytic cell 14, electrode 15 is connected with the binding post of electrolytic cell 14；One end of print head
It is electrically connected with probe 13 is described, the other end is electrically connected with socket 5, one end of connecting plate 12 and description probe mechanical connection, another
End is mechanically connected with print head.
Fixator in the print head is threadedly coupled with print needle, for limiting print needle at a distance from platform.
One end of support frame as described above is fixed by screw 23, and the other end is fixed by screws in the side of pulley 11.
Describing probe and print head can be with synchronizing moving by connecting plate, and connecting plate is alloy material in the present embodiment.Institute
It states comprising window potentiometer circuit in current potential instruction (3), as shown in figure 4, because its current potential indicating range is smaller more accurate, so this
Resistance R1 is replaced with conducting wire in embodiment, makes window voltage less than 20 microvolts, keeps experimental result more accurate.
Parallel-plate electrode is used in the present embodiment；
On the other hand, the application method of a kind of electrostatic field scanner of use, includes the following steps:
Step 1: placing graph paper and carbon paper on describing platform, turn on the power switch, it is default to adjust current potential adjusting (2)
One voltage value；And it is shown in current potential instruction (3)；
Step 2: describing probe and move in a cell, X-Y system is by connecting plate and describes probe synchronizing moving, when retouching
Draw probe touch voltage in electrolytic cell it is identical as predeterminated voltage when, automatic detection circuit and delay circuit in power case
By relay of the voltage output into driving circuit, make relay output voltage to print head；
For relay when not obtaining voltage, capacitor C4 is in charged state by normally-closed contact pin in real time, when delay electricity
When road is by relay of the voltage output into driving circuit, normally opened contact pin is closed, and capacitor C4 moment is by its internal reservoir
Voltage output；
Step 3: the coil in print head is acted on by voltage generates magnetic field, and conducting magnetic column pops up downwards rapidly, makes print needle
Original position is rapidly returned back under the action of the spring after staying next record point, print needle to leave record point on describing platform, with
This analogizes the description for completing the predeterminated voltage；
Step 4: according to requirement of experiment, resetting predeterminated voltage, and repeat step 2- step 3, until completing requirement of experiment
The description of electrostatic field.
Predeterminated voltage in the present embodiment in requirement of experiment is respectively 2V, 4V, 6V, 8V, 10V；It is obtained according to the requirement of experiment
Depiction to electrostatic field is as shown in Figure 5；
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify to technical solution documented by previous embodiment, or some or all of the technical features are equal
Replacement；And these are modified or replaceed, model defined by the claims in the present invention that it does not separate the essence of the corresponding technical solution
It encloses.
Claims (4)
1. a kind of electrostatic field scanner, which is characterized in that including power case, static field description system, electrolytic cell, electrode；
The panel of the power case is equipped with voltage output end (1), current potential adjusts (2), current potential indicates (3), power switch
(4), socket (5) are equipped with automatic detection circuit, delay circuit, driving circuit in power case；The driving circuit includes capacitor
C4, diode D4, relay；The relay includes knife pin 1, normally-closed contact pin 2, normally opened contact pin 3, coil pin
4, coil pin 5；The output end of automatic detection circuit is connected with the input terminal of delay circuit, the output end and line of delay circuit
Circle pin 4 be connected, coil pin 5 is connected with power cathode, and one end of capacitor C4 is connected with power cathode, the other end and
Knife pin 1 is connected, and normally-closed contact pin 2 is controlled to a power supply, and normally opened contact pin 3 is connected with print head, diode D4
One end be connected with power cathode, the other end is connected with coil pin 4；
The static field description system includes describing platform, describing probe, connecting plate, X-Y system；The X-Y system includes cross
Beam, print head, bracket, pulley, head pulley；The print head includes main coil, spring, print needle, conducting magnetic column, support frame, gear
The lower section of plate, fixator, main coil is equipped with support frame, and spring is placed in the top of main coil, and conducting magnetic column is placed in main coil and spring
Interior, one end is threadedly coupled with print needle, and the other end is threadedly coupled with baffle；Print needle passes through support frame and magnetic conduction male screw connects
It connects；Print head is connected by head pulley with the track that crossbeam is equipped with, and is moved along the x-axis, and crossbeam is placed in pedestal upper end, under bracket
End is connected by pulley with the track that platform two sides are equipped with is described, and crossbeam is moved along Y-axis；
Electrode is equipped in the electrolytic cell, electrode is connected with the binding post of electrolytic cell；One end of print head and description probe electricity
Connection, the other end are electrically connected with socket (5), and one end of connecting plate and description probe mechanical connection, the other end and print head are mechanical
Connection.
2. a kind of electrostatic field scanner according to claim 1, it is characterised in that: fixator in the print head and beat
It prints needle to be threadedly coupled, for limiting print needle at a distance from platform.
3. a kind of electrostatic field scanner according to claim 1, it is characterised in that: one end of support frame as described above is consolidated by screw
Fixed, the other end is fixed by screws in the side of head pulley.
4. a kind of application method of electrostatic field scanner according to claim 1, which comprises the steps of:
Step 1: placing graph paper and carbon paper on describing platform, turn on the power switch, adjust current potential and adjust (2) default electricity
Pressure value；It is shown in current potential instruction (3)；
Step 2: describing probe and move in a cell, X-Y system is by connecting plate and describes probe synchronizing moving, visits when describing
Needle touch the voltage in electrolytic cell it is identical as predeterminated voltage when, automatic detection circuit and delay circuit in power case will be electric
Relay of the pressure output into driving circuit, makes relay output voltage to print head；
Step 3: the coil in print head is acted on by voltage generates magnetic field, and conducting magnetic column pops up downwards rapidly, is retouching print needle
It draws and stays next record point on platform, print needle rapidly returns back to original position after leaving record point under the action of the spring, with such
Push away the description for completing the predeterminated voltage；
Step 4: according to requirement of experiment, resetting predeterminated voltage, and repeat step 2- step 3, until completing the entire of requirement of experiment
The description of electrostatic field.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811585613.0A CN109523881B (en) | 2018-12-25 | 2018-12-25 | Electrostatic field plotter and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811585613.0A CN109523881B (en) | 2018-12-25 | 2018-12-25 | Electrostatic field plotter and application method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN109523881A true CN109523881A (en) | 2019-03-26 |
| CN109523881B CN109523881B (en) | 2020-09-08 |
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| CN201811585613.0A Active CN109523881B (en) | 2018-12-25 | 2018-12-25 | Electrostatic field plotter and application method thereof |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1965238A (en) * | 2004-06-08 | 2007-05-16 | 佳能株式会社 | Electric potential measuring instrument and image forming apparatus |
| CN201166935Y (en) * | 2008-01-24 | 2008-12-17 | 东北大学 | Instrument for depicting electrostatic field |
| CN101762753A (en) * | 2008-12-23 | 2010-06-30 | 上海工程技术大学 | Intelligent electrostatic field mapping instrument |
| CN101937624A (en) * | 2009-06-29 | 2011-01-05 | 西华师范大学 | Electrostatic field plotter |
| CN203974241U (en) * | 2014-08-06 | 2014-12-03 | 北京恒博山科技发展有限责任公司 | A kind of electromagnetism labelling head |
| CN205302785U (en) * | 2016-01-13 | 2016-06-08 | 湖南工业大学 | Simulation electrostatic field plotter |
| DE202016007302U1 (en) * | 2016-11-30 | 2017-01-17 | Dirk Conrad | ESD training tool |
| CN108688148A (en) * | 2018-05-22 | 2018-10-23 | 江南大学 | A kind of 3D printing device and Method of printing based on Static Spinning principle |
-
2018
- 2018-12-25 CN CN201811585613.0A patent/CN109523881B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1965238A (en) * | 2004-06-08 | 2007-05-16 | 佳能株式会社 | Electric potential measuring instrument and image forming apparatus |
| CN201166935Y (en) * | 2008-01-24 | 2008-12-17 | 东北大学 | Instrument for depicting electrostatic field |
| CN101762753A (en) * | 2008-12-23 | 2010-06-30 | 上海工程技术大学 | Intelligent electrostatic field mapping instrument |
| CN101937624A (en) * | 2009-06-29 | 2011-01-05 | 西华师范大学 | Electrostatic field plotter |
| CN203974241U (en) * | 2014-08-06 | 2014-12-03 | 北京恒博山科技发展有限责任公司 | A kind of electromagnetism labelling head |
| CN205302785U (en) * | 2016-01-13 | 2016-06-08 | 湖南工业大学 | Simulation electrostatic field plotter |
| DE202016007302U1 (en) * | 2016-11-30 | 2017-01-17 | Dirk Conrad | ESD training tool |
| CN108688148A (en) * | 2018-05-22 | 2018-10-23 | 江南大学 | A kind of 3D printing device and Method of printing based on Static Spinning principle |
Non-Patent Citations (1)
| Title |
|---|
| 翟玉生等: "ZD-2型静电场描绘仪的研制", 《黄金学报》 * |
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