CN209118582U - A kind of dual-purpose analog electrostatic field drawing apparatus of multimedium drawer type overturning - Google Patents
A kind of dual-purpose analog electrostatic field drawing apparatus of multimedium drawer type overturning Download PDFInfo
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- CN209118582U CN209118582U CN201820853755.XU CN201820853755U CN209118582U CN 209118582 U CN209118582 U CN 209118582U CN 201820853755 U CN201820853755 U CN 201820853755U CN 209118582 U CN209118582 U CN 209118582U
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- probe
- support plate
- drawing apparatus
- multimedium
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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 dual-purpose analog electrostatic field drawing apparatus of multimedium drawer type overturning, including the first support plate, the second support plate and pillar, the pillar is connected between the first support plate and the second support plate, one end of first support plate is fixed with variable voltage source, and graph paper is equipped in first support plate, is removably 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；The two sides of the electrode plate is equipped with first electrode and second electrode, and the one side of the electrode plate is equipped with the first conducting medium, and opposite is equipped with the second conducting medium.The electrode plate of the utility model is the electrode plate module independently of the second support plate, and electrode plate can be pushed and pulled and be overturn to replace conducting medium from the second support plate, and replacement operation is simple and fast.
Description
Technical field
The utility model relates to the technical fields of science and education equipment, more particularly, to a kind of multimedium drawer type overturning two
With analog electrostatic field drawing apparatus.
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.Common equiarm records simulation electrostatic field
There are in place of some shortcomings and inconvenience in description experiment instrument use: needing to connect a plurality of conducting wire before experiment；Electrode both end voltage is solid
It is fixed, voltage is split by voltage halver noncontinuity；Conductive paper is easy to scratch, and replacement conductive paper is relatively complicated；Punching record
Finger is needed to press, often experiment terminates student's finger pain；Electrode plate has a single function, and electrode plate is to be fixed on arc-spark stand
Together, replacement conducting medium 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, the multimedium drawer type of the learning aid of teachers and students is facilitated to overturn dual-purpose analog electrostatic field
Drawing apparatus.
In order to solve the above technical problems, the technical solution adopted in the utility model is:
There is provided a kind of multimedium drawer type overturning dual-purpose analog electrostatic field drawing apparatus, including the first support plate, the second support
Plate and pillar, first support plate, the second support plate are arranged in parallel, and the pillar is connected to the first support plate and second
Between fagging, one end of first support plate, which is fixed with continuously to adjust, applies alive variable voltage source, and described first
It is equipped with graph paper in support plate, is removably connected with electrode plate in second support plate；Cooperation is set above the graph paper
There is the first probe, the top cooperation of the electrode plate is equipped with the second probe, is connected with probe on first probe, the second probe
Frame, first probe, the second probe are located on same plumb line, and the probe carriage is equipotentiality body structure, connect on probe carriage
There is digital voltmeter；The two sides of the electrode plate is equipped with first electrode and second electrode, and the one side of the electrode plate is equipped with the
One conducting medium, opposite are equipped with the second conducting medium.
The multimedium drawer type of the utility model overturns dual-purpose analog electrostatic field drawing apparatus, and electrode plate is independently of second
The electrode plate module of fagging, electrode plate can be pushed and pulled and be overturn to replace conducting medium from the second support plate, and replacement operation is simple
Fast.By traveling probe frame the second probe is slided, on electrode plate for the potential of electric field everywhere on detection electrode plate
Numerical value, the first probe and the second probe remain on same plumb line, so as to the first probe and second when traveling probe frame
The motion profile of probe synchronizes always, and after the second probe leans out equipotentiality point, potential value digitizes display on digital voltmeter, and
It is punched on graph paper by the first probe.The voltage at the electrode plate electrode both ends of the utility model is continuously adjustable, application range
It is more extensive.
Further, first conducting medium is selected from one of conductive paper, conductive crystallite, electro-conductive glass, and described the
Two conducting mediums are selected from one of water, electrolyte, and the one side of the electrode plate is equipped with for containing the recessed of conductive fluid medium
Slot.
Further, the electrode plate is equipped with several first magnet, the top surface of second support plate be equipped with it is several with
Second magnet of the first magnet cooperation.The two sides of electrode plate is respectively conductive solids medium and conductive fluid medium, and electrode plate can
It pushes and pulls and overturns from the second support plate to replace conducting medium, it is easy to operate.
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, control cabinet is covered with outside the variable voltage source, the digital voltmeter is set to control
In cabinet processed, the probe carriage is electrically connected with digital voltmeter.Digital voltmeter can real-time display measurement point potential, convenient for participate in
The student of experiment is real-time, is accurately read the potential of measurement point.
Further, the control cabinet is equipped with reading window, adjustment variable voltage source for reading digital voltmeter
The knob of voltage and switch for switching drawing apparatus working condition, the working condition include side pressure state and measurement shape
State.When being in side pressure state, electrode plate electrode both end voltage size is adjusted by knob；When being in measuring state, number
The potential size of voltmeter real-time display measurement point；Wherein side pressure state and measuring state pass through switching.
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, the electromagnetic spool device and working power electricity
Connection.Punching switch is pressed, electromagnetic spool device is powered, and hot-wire coil generates transient electromagnetic thrust, pushes the first probe downward
Movement is punched on graph paper；After punching, punching switch is disconnected, transient electromagnetic thrust disappears, and the first probe is returned to just
Beginning 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, and two sides is respectively conductive solids
Medium and conductive fluid medium, electrode plate can push and pull and overturn from the second support plate to replace conducting medium, easy to operate fast
It is prompt.
(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 that the multimedium drawer type of the utility model overturns dual-purpose analog electrostatic field drawing apparatus structural schematic diagram.
Fig. 2 is the structural schematic diagram in the first conducting medium of electrode plate face.
Fig. 3 is the structural schematic diagram in the second conducting medium of electrode plate face.
In attached drawing: the first support plate of 1-；The second support plate of 2-；3- pillar；4- electrode plate；The first conducting medium of 41-；42-
First electrode；43- second electrode；The second conducting medium of 44-；The first probe of 5-；51- calutron；The second probe of 6-；7- is visited
Punch block；The first feeler arm of 71-；The second feeler arm of 72-；73- operation handle；8- digital voltmeter；9- control cabinet；91- reads window
Mouthful；92- knob；93- switch；10- punching 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 1
Overturn dual-purpose analog electrostatic field drawing apparatus as shown in Figure 1 to Figure 3 for the multimedium drawer type of the utility model the
One embodiment, including the first support plate 1, the second support plate 2 and pillar 3, the first support plate 1, the second support plate 2 are set in parallel
It sets, pillar 3 is connected between the first support plate 1 and the second support plate 2, and one end of the first support plate 1 is fixed with and can continuously adjust
It is whole to apply alive variable voltage source, it is equipped with graph paper in the first support plate 1, is removably connected with electricity in the second support plate 2
Pole plate 4；Cooperation is equipped with the first probe 5 above graph paper, and the top cooperation of electrode plate 4 is equipped with the second probe 6, the first probe 5, the
Probe carriage 7 is connected on two probes 6, the first probe 5, the second probe 6 are located on same plumb line, and probe carriage 7 is equipotentiality body knot
Structure is connected with digital voltmeter 8 on probe carriage 7；The two sides of electrode plate 4 is equipped with first electrode 42 and second electrode 43, electrode
The one side of plate 4 is equipped with the first conducting medium 41, and opposite is equipped with the second conducting medium 44.In the present embodiment, the first conducting medium
41 are selected from one of conductive paper, conductive crystallite, electro-conductive glass, and the second conducting medium 44 is selected from one of water, electrolyte, electricity
The one side of pole plate 4 is equipped with the groove for containing conductive fluid medium.The application voltage of the present embodiment is in the V of 0.00 V ~ 18.00
It is continuously adjustable, settable coaxial columnar electrode or point electrode, splitter electrode, focusing electrode etc. on electrode plate 4.
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
The first probe 5 and the motion profile of the second probe 6 are synchronous always when dynamic probe carriage, after the second probe 6 leans out equipotentiality point, potential value
Display is digitized on digital voltmeter, 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.
As shown in Figure 1, drawing apparatus further includes punching switch 10, punching switch 10 is connected to working power；First probe 5 connects
It is connected to be powered and generates the calutron 51 in magnetic field, calutron 51 is electrically connected with working power.Electromagnetic coil in the present embodiment
Device 51 includes the opposite winding coil of two groups of current directions, and the first probe passes through one group of winding coil.Punching is pressed to open
10 are closed, electromagnetic spool device, which is powered, generates transient electromagnetic thrust, and the first probe 5 is moved downward to punch on graph paper；It has punched
Bi Hou disconnects punching switch 10, and electromagnetic push disappears, and the first probe 5 is returned to original state.
In the present embodiment, 4 end face of electrode plate is equipped with several first magnet, and the top surface of the second support plate is equipped with several with the
Second magnet of one magnet cooperation, electrode plate can push and pull and overturn from the second support plate to replace conducting medium, easy to operate
Fast.But the present invention is not limited to the fixed forms using magnet, can also take the connection type of pulley sliding rail.
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 multimedium drawer type overturns dual-purpose analog electrostatic field drawing apparatus, which is characterized in that including the first support plate, second
Support plate and pillar, first support plate, the second support plate are arranged in parallel, and the pillar is connected to the first support plate and
Between two support plates, one end of first support plate, which is fixed with continuously to adjust, applies alive variable voltage source, described
It is equipped with graph paper in first support plate, is removably connected with electrode plate in second support plate；Match above the graph paper
It closes and is equipped with the first probe, the top cooperation of the electrode plate is equipped with the second probe, is connected on first probe, the second probe
Probe carriage, first probe, the second probe are located on same plumb line, and the probe carriage is equipotentiality body structure, probe carriage electricity
It is connected with digital voltmeter；The two sides of the electrode plate is equipped with first electrode and second electrode, and the electrode plate is set on one side
There is the first conducting medium, opposite is equipped with the second conducting medium.
2. multimedium drawer type according to claim 1 overturns dual-purpose analog electrostatic field drawing apparatus, which is characterized in that described
First conducting medium is selected from one of conductive paper, conductive crystallite, electro-conductive glass, and second conducting medium is selected from water, electrolysis
One of liquid, the one side of the electrode plate are equipped with the groove for containing electrolyte.
3. multimedium drawer type according to claim 1 overturns dual-purpose analog electrostatic field drawing apparatus, which is characterized in that described
Electrode 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.
4. multimedium drawer type according to any one of claims 1 to 3 overturns dual-purpose analog electrostatic field drawing apparatus, feature
It is, the probe carriage includes the first feeler arm, the second feeler arm and operation handle, and first feeler arm is set to the in parallel
The top of two feeler arms, the operation handle are connected to one end of the first feeler arm, the second feeler arm, first probe,
Two probes are respectively arranged on the other end of the first feeler arm, the second feeler arm.
5. multimedium drawer type according to claim 4 overturns dual-purpose analog electrostatic field drawing apparatus, which is characterized in that described
First probe, the second probe are steel structure, and first feeler arm, second feeler arm are elastic spring structure.
6. multimedium drawer type according to claim 4 overturns dual-purpose analog electrostatic field drawing apparatus, which is characterized in that described
Control cabinet is covered with outside variable voltage source, the digital voltmeter is set in control cabinet, the probe carriage and digital voltmeter electricity
Connection.
7. multimedium drawer type according to claim 6 overturns dual-purpose analog electrostatic field drawing apparatus, which is characterized in that described
Control cabinet is equipped with the knob for reading window, adjusting variable voltage source voltage for reading digital voltmeter and for switching
The switch of drawing apparatus working condition, the working condition include side pressure state and measuring state.
8. multimedium drawer type according to claim 1 overturns dual-purpose analog electrostatic field drawing apparatus, which is characterized in that described
Drawing apparatus further includes electric punch switch, and the electric punch switch is electrically connected with working power；First probe is connected with
It is powered and generates the electromagnetic spool device in magnetic field, the electromagnetic spool device is electrically connected with working power.
9. multimedium drawer type according to claim 1 overturns dual-purpose analog electrostatic field drawing apparatus, which is characterized in that described
Application voltage is the V of 0.00 V ~ 18.00.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820853755.XU CN209118582U (en) | 2018-06-04 | 2018-06-04 | A kind of dual-purpose analog electrostatic field drawing apparatus of multimedium drawer type overturning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820853755.XU CN209118582U (en) | 2018-06-04 | 2018-06-04 | A kind of dual-purpose analog electrostatic field drawing apparatus of multimedium drawer type overturning |
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| Publication Number | Publication Date |
|---|---|
| CN209118582U true CN209118582U (en) | 2019-07-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820853755.XU Expired - Fee Related CN209118582U (en) | 2018-06-04 | 2018-06-04 | A kind of dual-purpose analog electrostatic field drawing apparatus of multimedium drawer type overturning |
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| Country | Link |
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| CN (1) | CN209118582U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114034939A (en) * | 2021-11-09 | 2022-02-11 | 南京大学 | Low-frequency broadband electric field instrument based on charge induction |
-
2018
- 2018-06-04 CN CN201820853755.XU patent/CN209118582U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114034939A (en) * | 2021-11-09 | 2022-02-11 | 南京大学 | Low-frequency broadband electric field instrument based on charge induction |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190716 Termination date: 20200604 |
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| CF01 | Termination of patent right due to non-payment of annual fee |