CN2932530Y - A simulative electrostatic field drawing instrument - Google Patents
A simulative electrostatic field drawing instrument Download PDFInfo
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- CN2932530Y CN2932530Y CN 200620051679 CN200620051679U CN2932530Y CN 2932530 Y CN2932530 Y CN 2932530Y CN 200620051679 CN200620051679 CN 200620051679 CN 200620051679 U CN200620051679 U CN 200620051679U CN 2932530 Y CN2932530 Y CN 2932530Y
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- laser
- probe
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- electrostatic field
- metal probe
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Abstract
An analog electrostatic field plotter mainly applies in physics experiment teaching of college and secondary school, comprising an analog electrostatic field tester, a coordinate paper, a polymethyl methacrylate platform, a laser scanning spot place, a brace, a laser probe, a base and a conductive microcrystal electrode plate. The laser probe includes a laser outlet, a laser device, a laser device metal sleeve, a metal beam, a cable, a metal probe and a laser probe base. The conductive microcrystal electrode plate is arranged on the base under the polymethyl methacrylate platform. Laser beans sent out by the laser device and the metal probe are in the same vertical line; any posited electric potential on the surface of the conductive microcrystal coat is measured and displayed by the voltmeter through the metal probe; the laser beams generate the bright spots on the laser scanning spot place which is on the coordinate paper of the polymethyl methacrylate platform; and the position of the bright spot scanned is an electric potential spot corresponding to the electric field measured by the metal probe, thereby thoroughly solving the problem that the metal probe and the scanning spot are not in the same line.
Description
Affiliated technical field
The utility model relates to a kind of analog electrostatic field drawing apparatus, is mainly used in big, special secondary school universities and colleges physics experiment teaching.
Background technology
Electric field can be described with the space distribution of electric field intensity and current potential, under general clear condition, find the solution electrostatic field more complicated and difficulty with mathematical method, often measure, and directly the distribution of measurement of electrostatic field is very difficult by means of experiment, at first, surveying instrument can only adopt electrostatic intrument, and the magneto-electric ammeter of general usefulness has electric current just to respond, and electrostatic field does not have electric current, and is inoperative naturally; Secondly, because introducing electric field, measurement instrument can change because of the electrostatic induction effect makes former electrostatic field.For this reason, the method for steady current field stimulation electrostatic field commonly used is come indirect measurement of electrostatic field, and this kind experimental technique is " simulation ".The conducting medium of traditional analog electrostatic field drawing apparatus is conductive paper, water, and along with science and technology development, conductive crystallite replaces conductive paper and water just gradually with its special advantages.But, no matter be traditional or modern analog electrostatic field drawing apparatus, all exist tangible deficiency: steady current field and plotting board are for two-layer up and down, its probe and describe pen and be separately fixed at up and down on two shell fragments, probe and tracing point are difficult on the same straight line when describing, therefore, will bring bigger error.
Summary of the invention
In order to solve the not problem on same straight line of static field description process middle probe and tracing point, the utility model provides a kind of novel analog electrostatic field scanner, this analog electrostatic field drawing apparatus has not only solved probe and has described the disalignment problem of pen, and makes and describe to become directly perceived and simple.
The technical scheme that its technical matters that solves the utility model adopts is: it contains analog electrostatic field tester, coordinate paper, organic glass platform, laser described point place, pillar, laser probe, base, conductive crystallite battery lead plate.The analog electrostatic field tester contains cabinet, positive source, power cathode, voltage table, voltage-regulation button, cable socket.Coordinate paper is tiled on the organic glass platform.Laser probe contains that laser portals, laser instrument, laser instrument metallic sheath, metal beam, cable, metal probe, laser probe seat.The conductive crystallite battery lead plate contains binding post positive pole, binding post negative pole, conductive crystallite coating, epoxy resin base plate, positive electrode, negative electrode, binding post is anodal to be electrically connected with positive electrode, the binding post negative pole is electrically connected with negative electrode, and positive electrode and negative electrode all are electrically connected with the conductive crystallite coating.Be fixed with four pillars on the base, the fixing organic glass platform in pillar upper end, the conductive crystallite battery lead plate places on the base of organic glass platform below, and the metal probe of laser probe can slide the optional position on the conductive crystallite coating surface.The positive source of analog electrostatic field tester and power cathode respectively with the conductive crystallite battery lead plate on the anodal and binding post negative pole of binding post be electrically connected by lead, metal probe is electrically connected with laser instrument metallic sheath, metal beam, metal beam is electrically connected with cable socket by cable, and the electromotive force of optional position is measured by voltage table by metal probe and shown on the conductive crystallite coating surface.Laser instrument is electrically connected with cable socket by cable, the laser beam that laser instrument sends is portalled by laser, and laser described point place produces bright spot on the coordinate paper of organic glass platform, laser beam and metal probe are on same perpendicular line, therefore, the potential point of optional position can corresponding retouching out on coordinate paper on the conductive crystallite coating surface.
The beneficial effects of the utility model are, laser beam that laser instrument sends and metal probe are on same perpendicular line, the electromotive force of optional position is measured by voltage table by metal probe and is shown on the conductive crystallite coating surface, laser beam is passed the organic glass platform, laser described point place produces bright spot on coordinate paper, retouch out its bright spot position and be the potential point that metal probe is surveyed the electric field correspondence, thoroughly solved the not problem on same straight line of probe and tracing point.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is an analog electrostatic field tester structural representation among Fig. 1.
Fig. 3 is a laser probe structural representation among Fig. 1.
Fig. 4 is a conductive crystallite electrode plate structure synoptic diagram among Fig. 1.
1. analog electrostatic field testers among the figure, 2. coordinate paper, 3. organic glass platform, 4. laser described point place, 5. pillar, 6. laser probe, 7. base, 8. conductive crystallite battery lead plate, 9. cabinet, 10. positive source, 11. power cathodes, 12. voltage tables, 13. the voltage-regulation button, 14. cable sockets, 15. laser portal, 16. laser instrument, 17. laser instrument metallic sheaths, 18. metal beam, 19 cables, 20. metal probes, 21. laser probe seats, 22. binding post positive pole, 23. the binding post negative pole, 24. positive electrodes, 25. negative electrodes, 26. epoxy resin base plate, 27. conductive crystallite coatings.
Embodiment
In Fig. 1, be fixed with four pillars (5) on the base (7), the fixing organic glass platform (3) in pillar (5) upper end, coordinate paper (2) is tiled on the organic glass platform (3), and conductive crystallite battery lead plate (8) places on the base (7) of organic glass platform (3) below.Positive source as shown in Figure 2 (10) and power cathode (11) are electrically connected by lead with as shown in Figure 4 binding post positive pole (22) and binding post negative pole (23) respectively, voltage-regulation button (14) is used for regulating the voltage between positive source (10) and the power cathode (11), voltage table (12) is used for measuring the voltage signal from cable socket (14), is electrically connected with laser instrument (16) by cable socket (14), as shown in Figure 3 cable (19) as another road power supply of the analog electrostatic field tester (1) of Fig. 1.Metal probe as shown in Figure 3 (20) is electrically connected with laser instrument metallic sheath (17), metal beam (18), and metal beam (18) is electrically connected with as shown in Figure 2 cable socket (14) by cable (19).Evenly scribble conductive crystallite coating (27) on the epoxy resin base plate as shown in Figure 4 (26), binding post positive pole (22) is electrically connected with positive electrode (24), binding post negative pole (23) is electrically connected with negative electrode (25), positive electrode (24) and negative electrode (25) all are electrically connected with conductive crystallite coating (27), during to positive electrode (24) and negative electrode (25) input steady voltage, will in the conductive crystallite coating (27) between positive electrode (24) and the negative electrode (25), form the steady current field.Metal probe as shown in Figure 3 (20) can slide arbitrarily on conductive crystallite coating (27) surface as shown in Figure 4, and the electromotive force of corresponding point is measured by voltage table (12) as shown in Figure 2 and shown.The laser beam that laser instrument as shown in Figure 3 (16) sends by laser portal (15) go up laser described point place (4) at the coordinate paper (2) of as shown in Figure 1 organic glass platform (3) and produce bright spot, laser beam that laser instrument (16) sends and metal probe (20) are on same perpendicular line, therefore, the potential point of optional position can go up corresponding retouching out at coordinate paper (2) as shown in Figure 1 on conductive crystallite coating (27) surface as shown in Figure 4.
Claims (3)
1. analog electrostatic field drawing apparatus, it contains the analog electrostatic field tester, coordinate paper, the organic glass platform, laser described point place, pillar, laser probe, base, the conductive crystallite battery lead plate, the analog electrostatic field tester contains cabinet, positive source, power cathode, voltage table, the voltage-regulation button, cable socket, laser probe contains laser and portals, laser instrument, the laser instrument metallic sheath, metal beam, cable, metal probe, the laser probe seat, the conductive crystallite battery lead plate contains the binding post positive pole, the binding post negative pole, positive electrode, negative electrode, epoxy resin base plate, the conductive crystallite coating, it is characterized in that: laser instrument is electrically connected with cable socket by cable, laser beam that laser instrument sends and metal probe are on same perpendicular line, the laser that laser instrument sends portals by laser, and laser described point place produces bright spot on the coordinate paper of organic glass platform, metal probe and laser instrument metallic sheath, metal beam is electrically connected, metal beam is electrically connected with cable socket by cable, the electromotive force of optional position is measured by voltage table by metal probe and is shown on the conductive crystallite coating surface, retouches out its bright spot position and is the potential point that metal probe is surveyed the electric field correspondence.
2. analog electrostatic field drawing apparatus according to claim 1 is characterized in that: the parallel placement of conductive crystallite battery lead plate with glass plate, and place on the glass plate and describe paper.
3. analog electrostatic field drawing apparatus according to claim 1 is characterized in that: the electromotive force of metal probe optional position on the conductive crystallite coating surface is measured by voltage table by metal probe and is shown that visible light beam and metal probe are on same straight line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620051679 CN2932530Y (en) | 2006-07-18 | 2006-07-18 | A simulative electrostatic field drawing instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620051679 CN2932530Y (en) | 2006-07-18 | 2006-07-18 | A simulative electrostatic field drawing instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2932530Y true CN2932530Y (en) | 2007-08-08 |
Family
ID=38349026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620051679 Expired - Fee Related CN2932530Y (en) | 2006-07-18 | 2006-07-18 | A simulative electrostatic field drawing instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2932530Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101762753B (en) * | 2008-12-23 | 2012-07-18 | 上海工程技术大学 | Intelligent electrostatic field mapping instrument |
| CN103778825A (en) * | 2014-02-14 | 2014-05-07 | 江南大学 | Cone rolling instrument |
| CN106898213A (en) * | 2017-04-14 | 2017-06-27 | 淮北师范大学 | A kind of concentric electrode static field simulation device and application method |
-
2006
- 2006-07-18 CN CN 200620051679 patent/CN2932530Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101762753B (en) * | 2008-12-23 | 2012-07-18 | 上海工程技术大学 | Intelligent electrostatic field mapping instrument |
| CN103778825A (en) * | 2014-02-14 | 2014-05-07 | 江南大学 | Cone rolling instrument |
| CN106898213A (en) * | 2017-04-14 | 2017-06-27 | 淮北师范大学 | A kind of concentric electrode static field simulation device and application method |
| CN106898213B (en) * | 2017-04-14 | 2019-01-25 | 淮北师范大学 | A kind of concentric electrode static field simulation device and application method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070808 Termination date: 20120718 |