CN209149650U - A kind of modular simulation electrostatic field scanner - Google Patents
A kind of modular simulation electrostatic field scanner Download PDFInfo
- Publication number
- CN209149650U CN209149650U CN201820854302.9U CN201820854302U CN209149650U CN 209149650 U CN209149650 U CN 209149650U CN 201820854302 U CN201820854302 U CN 201820854302U CN 209149650 U CN209149650 U CN 209149650U
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- probe
- support plate
- electrode
- electrostatic field
- feeler arm
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Abstract
The utility model relates to the technical fields of science and education equipment, more specifically, it is related to a kind of modular simulation electrostatic field scanner, including the first support plate, the second support plate and pillar, first support plate, the second support plate are arranged in parallel, and pillar is connected between the first support plate and the second support plate, and one end of first support plate is fixed with variable voltage source, it is equipped with graph paper in first support plate, is connected with electrode plate in second support plate；Cooperation is equipped with the first probe above the graph paper, and the top cooperation of the electrode plate is equipped with the second probe, and first probe, the second probe are located on same plumb line, and probe carriage is equipotentiality body structure, is connected with digital voltmeter on probe carriage.The utility model electrode plate is the electrode plate module independently of the second support plate, and settable different electrode form in the second support plate is replaced as needed in the second support plate, realizes the diversification of electrode form, can be used for describing multiple analog electrostatic field.
Description
Technical field
The utility model relates to the technical fields of science and education equipment, retouch more particularly, to a kind of modular simulation electrostatic field
Draw instrument.
Background technique
Experiment of Static Field Description instrument is a kind of physical experiment apparatus, is mainly used for universities and colleges' Basic physics experimental education.
The purpose for carrying out the experimental teaching is: 1. conventional methods for allowing student's learning simulation method research electrostatic field study electrostatic field
Distribution and feature；2. deepening the understanding to electric field strength and potential concept, the distribution of the electric potential and field strength of electrostatic field is understood
In the important function of electrostatic applied technical field；3. learning the method that diagrammatic representation indicates experimental result.Describe the method for electrostatic field
There are many, for example, electrolysis channel process, spark punching writing-method, duplicating method, equiarm record simulation etc., equiarm record simulation are
At present in experimental teaching frequently with static field description method.
Equiarm records simulation and describes electrostatic field, and electrode is placed by usually arc-spark stand lower layer, and conducting medium is conductive paper, leads
Electric crystallite, electro-conductive glass or water etc., arc-spark stand upper layer are laid with graph paper, determine equipotentiality by the lower arm measure probe in equiarm probe
Point position, pressing upper arm record probe carry out corresponding position record on graph paper.However, common equiarm record simulation is quiet
There are in place of some shortcomings and inconvenience in electric field description experiment instrument use: needing to connect a plurality of conducting wire before 1. experiments；2. electrode two
End voltage is fixed, and splitting voltage by voltage halver has noncontinuity；3. conductive paper is easy to scratch, replacement conductive paper is more
It is cumbersome；4. punching record needs finger to press, often experiment terminates student's finger pain；5. electrode plate has a single function, and electricity
Pole plate and arc-spark stand are fixed together, and replace conducting medium and electrode type needs replacing entire arc-spark stand etc..
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of simple structure, rational and compact,
It is easy to use, experiment effect is good, cost performance is high, facilitate teachers and students learning aid modular simulation electrostatic field scanner.
In order to solve the above technical problems, the technical solution adopted in the utility model is:
A kind of modular simulation electrostatic field scanner, including the first support plate, the second support plate and pillar are provided, it is described
First support plate, the second support plate are arranged in parallel, and the pillar is connected between the first support plate and the second support plate, and described
One end of one support plate, which is fixed with continuously to adjust, applies alive variable voltage source, is equipped with seat in first support plate
Millimeter paper is removably connected with electrode plate in second support plate；Cooperation is equipped with the first probe, the electricity above the graph paper
The top cooperation of pole plate is equipped with the second probe, and first probe, the second probe are all connected on probe carriage, and described first visits
Needle, the second probe are located on same plumb line, and the probe carriage is equipotentiality body structure, and probe carriage is electrically connected with digital voltmeter.
The modular simulation electrostatic field scanner of the utility model, electrode plate are the electrode template die independently of the second support plate
Block, settable different electrode form in the second support plate, is replaced as needed in the second support plate.It is visited by mobile
Punch block slides the second probe on electrode plate, for the potential numerical value of electric field on detection electrode plate everywhere, the first probe with
Second probe remains on same plumb line, so that the motion profile of the first probe and the second probe begins when traveling probe frame
Synchronous eventually, after the second probe leans out equipotentiality point, potential value digitizes display on digital voltmeter, and is being sat by the first probe
It is punched on millimeter paper.The voltage at the electrode plate electrode both ends of the utility model is continuously adjustable, and application range is more extensive.
Further, the probe carriage includes the first feeler arm, the second feeler arm and operation handle, first probe
Arm is set to the top of the second feeler arm in parallel, and the operation handle is connected to one end of the first feeler arm, the second feeler arm, described
First probe, the second probe are respectively arranged on the other end of the first feeler arm, the second feeler arm.First probe, the installation of the second probe
In the end of the first feeler arm of equal length, the second feeler arm, the first feeler arm and the second feeler arm are connected to operation
The upper and lower ends of handle, convenient for the movement of probe carriage.
Further, first probe, the second probe are steel structure, first feeler arm, second probe
Arm is elastic spring structure.Further, the electrode plate is equipped with electro-conductive glass medium, first electrode and the second electricity
Pole, the electro-conductive glass medium are layed in the upper surface of electrode plate, and the first electrode, second electrode and variable voltage source are electrically connected
It connects.The voltage swing at continuously adjustable electrode plate electrode both ends, improves the applicability of drawing apparatus.
Further, control cabinet is covered with outside the working power, the digital voltmeter is set in control cabinet, the spy
Punch block is electrically connected with digital voltmeter.Digital voltmeter can real-time display measurement point potential, it is real convenient for the student that participates in experiment
When, be accurately read the potential of measurement point.
Further, the control cabinet is equipped with reading window for reading digital voltmeter, adjustment working power
Voltage knob and switch for switching drawing apparatus working condition, the working condition includes side pressure state and measuring state.
When being in side pressure state, electrode plate electrode both end voltage size is adjusted by knob；When being in measuring state, digital voltage
The potential size of table real-time display measurement point；Wherein side pressure state and measuring state pass through switching.
Further, the bottom surface of the electrode plate is equipped with several first magnet, if the top surface of second support plate is equipped with
Dry the second magnet with the cooperation of the first magnet.It is fixed between electrode plate and the second support plate by magnet, accurate positioning, fix tightly
It leans on, and the offset of the mobile caused electrode plate of the second probe can be prevented, guarantee the accuracy of experimental result.
Further, the drawing apparatus further includes electric punch switch, and the electric punch switch is electrically connected with work electricity
Source；First probe, which is connected with to be powered, generates the electromagnetic spool device in magnetic field, and electromagnetic spool device is connect with working power.Point
It is switched by punching, connects working power, it is downward that transient current by electromagnetic spool device generates instantaneous the first probe of magnetic force moving
It strikes graph paper and perforates；After punching, electric punch switch is disconnected, the instantaneous magnetic force that electromagnetic spool device generates disappears,
First probe is returned to original state.
Further, the application voltage is the V of 0.00 V ~ 18.00.It is continuously adjustable to apply voltage, is suitable for multiple electrodes
Hold the description of the electrostatic field under voltage condition.
Compared with prior art, the utility model has the beneficial effects that
(1) the utility model electrode plate is the electrode plate module independently of the second support plate, settable in the second support plate
Different electrode forms is replaced as needed in the second support plate, realizes the diversification of electrode form, can be used for simulating
Describe electrostatic field between a variety of electrodes.
(2) the utility model is by pressing punching switch control punch operation, the pain for avoiding hand from punching by probe, operation
Convenient, experiment effect is good, and cost performance is high, and teachers and students is facilitated to carry out experimental teaching and study.
(3) voltage that the utility model is applied to electrode plate electrode both ends is continuously adjusted, the voltage value number tested
Word mode is shown, convenient for potential value that is real-time, being accurately read measurement point, the accuracy that simulation electric field is described can be improved.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the modular simulation electrostatic field scanner of the utility model.
In attached drawing: the first support plate of 1-；The second support plate of 2-；3- pillar；4- electrode plate；41- electro-conductive glass medium；42-
First electrode；43- second electrode；The first probe of 5-；51- calutron；The second probe of 6-；7- probe carriage；The first probe of 71-
Arm；The second feeler arm of 72-；73- operation handle；8- digital voltmeter；9- control cabinet；91- reads window；92- knob；93- is opened
It closes；10- electric punch switch.
Specific embodiment
The utility model is further described With reference to embodiment.Wherein, being given for example only property of attached drawing
Illustrate, expression is only schematic diagram, rather than pictorial diagram, should not be understood as the limitation to this patent；In order to which this reality is better described
With novel embodiment, the certain components of attached drawing have omission, zoom in or out, and do not represent the size of actual product；To ability
For field technique personnel, the omitting of some known structures and their instructions in the attached drawings are understandable.
The same or similar label correspond to the same or similar components in the attached drawing of the utility model embodiment；It is practical at this
In novel description, it is to be understood that if the orientation or positional relationship for having the instructions such as term " on ", "lower", "left", "right" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore retouch in attached drawing
The term for stating positional relationship only for illustration, should not be understood as the limitation to this patent, for the common skill of this field
For art personnel, the concrete meaning of above-mentioned term can be understood as the case may be.
Embodiment one
It is as shown in Figure 1 the first embodiment of the modular simulation electrostatic field scanner of the utility model, including first
Fagging 1, the second support plate 2 and pillar 3, the first support plate 1, the second support plate 2 are arranged in parallel, and pillar 3 is connected to first
Between fagging 1 and the second support plate 2, one end of the first support plate 1, which is fixed with continuously to adjust, applies alive adjustable voltage
Source is equipped with graph paper in the first support plate 1, is removably connected with electrode plate 4 in the second support plate 2；Cooperation above graph paper
Equipped with the first probe 5, the top cooperation of electrode plate 4 is equipped with the second probe 6, and the first probe 5, the second probe 6 are all connected to probe
On frame 7, the first probe 5, the second probe 6 are located on same plumb line, and probe carriage 7 is equipotentiality body structure, are connected on probe carriage 7
Digital voltmeter 8.The electrode plate 4 of the present embodiment is equipped with electro-conductive glass medium 41, first electrode 42 and second electrode 43, leads
Electric glass medium 41 is layed in the upper surface of electrode plate 4, and first electrode 42, second electrode 43 are electrically connected with variable voltage source.This
The application voltage of embodiment is continuously adjustable in the V of 0.00 V ~ 18.00, may be provided with Spot electrodes plate, coaxial columnar on electrode plate 4
One of electrode forms such as electrode, focusing electrode, splitter electrode.
The present embodiment slides the second probe 6 on electrode plate 4 by traveling probe frame 7, for detecting when implementing
The potential numerical value of electric field everywhere on electrode plate 4, the first probe 5 and the second probe 6 remain on same plumb line, to move
First probe 5 and the motion profile of the second probe 6 are synchronous always when dynamic probe carriage 7, after the second probe 6 leans out equipotentiality point, potential
Value digitizes display on digital voltmeter 8, and is punched on graph paper by the first probe 5.
Specifically, probe carriage 7 includes the first feeler arm 71, the second feeler arm 72 and operation handle 73, the first feeler arm
The 71 parallel tops for being set to the second feeler arm 72, operation handle 73 are connected to one end of the first feeler arm 71, the second feeler arm 72,
First probe 5, the second probe 6 are respectively arranged on the other end of the first feeler arm 71, the second feeler arm 72.Wherein, the first probe 5,
Second probe 6 is steel structure, and the first feeler arm 71, the second feeler arm 72 are elastic spring structure.
As shown in Figure 1, being covered with control cabinet 9 outside variable voltage source, digital voltmeter 8 is set in control cabinet 9, the first probe
Arm 71 is electrically connected with digital voltmeter 8, the potential of real-time display measurement point, is read in real time, accurately convenient for participating in the student of experiment
Take the potential of measurement point.Wherein, control cabinet 9 is equipped with reading window 91, adjustment adjustable voltage for reading digital voltmeter 8
The knob 92 of source voltage and switch 93 for switching drawing apparatus working condition, working condition include side pressure state and measurement shape
State；When being in side pressure state, 4 electrode both end voltage size of electrode plate is adjusted by knob 92；When being in measuring state, number
The potential size of 8 real-time display measurement point of word voltmeter；Wherein side pressure state and measuring state pass through switching.In addition, this
It is fixed between the electrode plate 4 of embodiment and the second support plate 2 by magnet, the bottom surface of electrode plate 4 is equipped with several first magnet, the
The top surface of two support plates is equipped with several the second magnet with the cooperation of the first magnet, and accurate positioning is fixed, and can prevent second
The offset of electrode plate 4 caused by probe 6 is mobile, the accuracy of guarantee test result.
As shown in Figure 1, scanner further includes electric punch switch 10, electric punch switch 10 is connected to working power；The
One probe 5, which is connected with to be powered, generates the electromagnetic spool device 51 in magnetic field, and electromagnetic spool device 51 is electrically connected with working power.This reality
Applying the electromagnetic spool device 51 in example includes the opposite winding coil of two groups of current directions, and the first probe passes through one group of winding
Coil.Press electric punch switch 10, electromagnetic spool device is powered, and transient current generates transient electromagnetic thrust, the first probe 5 to
Lower movement is punched on graph paper；After punching, punching switch 10 is disconnected, the transient electromagnetic thrust that transient current generates disappears
It loses, the first probe 5 returns to original state.
Obviously, the above embodiments of the present invention is merely examples for clearly illustrating the present invention, and
It is not limitations of the embodiments of the present invention.For those of ordinary skill in the art, in above description
On the basis of can also make other variations or changes in different ways.There is no need and unable to give all embodiments
Exhaustion.Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention etc., should be included in
Within the protection scope of the utility model claims.
Claims (9)
1. a kind of modular simulation electrostatic field scanner, which is characterized in that including the first support plate, the second support plate and branch
Column, first support plate, the second support plate are arranged in parallel, the pillar be connected to the first support plate and the second support plate it
Between, one end of first support plate, which is fixed with continuously to adjust, applies alive variable voltage source, first support plate
On be equipped with graph paper, be removably connected with electrode plate in second support plate；Cooperation is equipped with first above the graph paper
The top cooperation of probe, the electrode plate is equipped with the second probe, is connected with probe carriage on first probe, the second probe, institute
State the first probe, the second probe is located on same plumb line, the probe carriage is equipotentiality body structure, and probe carriage is electrically connected with number
Voltmeter.
2. modular simulation electrostatic field scanner according to claim 1, which is characterized in that the probe carriage includes first
Feeler arm, the second feeler arm and operation handle, first feeler arm are set to the top of the second feeler arm, the operation in parallel
Handle is connected to one end of the first feeler arm, the second feeler arm, and first probe, the second probe are respectively arranged on the first probe
The other end of arm, the second feeler arm.
3. modular simulation electrostatic field scanner according to claim 2, which is characterized in that first probe, second
Probe is steel structure, and first feeler arm, second feeler arm are elastic spring structure.
4. modular simulation electrostatic field scanner according to claim 2, which is characterized in that the electrode plate is equipped with and leads
Electric glass medium, first electrode and second electrode, the electro-conductive glass medium are layed in the upper surface of electrode plate, and described first
Electrode, second electrode are electrically connected with variable voltage source.
5. modular simulation electrostatic field scanner according to claim 4, which is characterized in that the variable voltage source outer cover
Equipped with control cabinet, the digital voltmeter is set in control cabinet.
6. modular simulation electrostatic field scanner according to claim 5, which is characterized in that the control cabinet, which is equipped with, to be used
In the reading window of reading digital voltmeter, the knob of adjustment variable voltage source voltage and for switching drawing apparatus working condition
Switch, the working condition includes side pressure state and measuring state.
7. modular simulation electrostatic field scanner according to any one of claims 1 to 6, which is characterized in that the electrode
The bottom surface of plate is equipped with several first magnet, and the top surface of second support plate is equipped with several the second magnetic with the cooperation of the first magnet
Iron.
8. modular simulation electrostatic field scanner according to claim 7, which is characterized in that the drawing apparatus further includes electricity
Dynamic punching switch, the electric punch switch are electrically connected with working power；First probe, which is connected with to be powered, generates magnetic field
Electromagnetic spool device, the electromagnetic spool device are electrically connected with working power.
9. modular simulation electrostatic field scanner according to claim 1, which is characterized in that the application voltage is 0.00
V~18.00 V。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820854302.9U CN209149650U (en) | 2018-06-04 | 2018-06-04 | A kind of modular simulation electrostatic field scanner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820854302.9U CN209149650U (en) | 2018-06-04 | 2018-06-04 | A kind of modular simulation electrostatic field scanner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209149650U true CN209149650U (en) | 2019-07-23 |
Family
ID=67263400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820854302.9U Expired - Fee Related CN209149650U (en) | 2018-06-04 | 2018-06-04 | A kind of modular simulation electrostatic field scanner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209149650U (en) |
-
2018
- 2018-06-04 CN CN201820854302.9U patent/CN209149650U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190723 Termination date: 20200604 |