CN205508219U - Electricity magnetic localization device - Google Patents
Electricity magnetic localization device Download PDFInfo
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- CN205508219U CN205508219U CN201620107722.1U CN201620107722U CN205508219U CN 205508219 U CN205508219 U CN 205508219U CN 201620107722 U CN201620107722 U CN 201620107722U CN 205508219 U CN205508219 U CN 205508219U
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Abstract
The utility model provides an electricity magnetic localization device, including the response locating plate, the border installation fixed plate of response locating plate one side, install strutting arrangement on the fixed plate at response locating plate front position, the last slide bar of installing of strutting arrangement, place the projectile on the strutting arrangement length direction terminal surface, slide bar one end is located projectile one side, the bottom of projectile is located the below of the bottom of slide bar, the first spring of installation on the slide bar, the back level of arranging of response locating plate and vertical arrangement's coil array circuit, set up the USB interface on the response locating plate, the USB interface passes through circuit and computer link, the projectile has last casing and lower casing, vacuole formation after last casing and the lower casing closure, installation battery in the cavity, the battery passes through the wire and is connected with the circuit board, the circuit board passes through the wire and is connected with magnetic core coil. The utility model discloses with the computer special -purpose software of packing into, can be on the computer analysis projectile motion's the level and the vertical motion condition for experiment such as damped motion, simple pendulum.
Description
Technical field
This utility model relates to teaching aid, is a kind of electromagnetic locator.
Background technology
In physics teaching in secondary school, need level throw motion, inclined throw movements, motion synthesis etc. are depicted two dimensional motion track, intuitively teaching needs experiment to complete.Moving object experiment teaching aid in existing two dimensional surface has relatively various structures, and traditional experiment is divided into: stroboscope photograph and electric spark tracing, and both approaches is still using in current more school.The deficiency of these methods is more obvious, and metering system is indirectly, the more difficult operation of experimental facilities, it is impossible to directly read the coordinate figure of projectile position, needs personnel to draw, described point；Disposable experiment success rate is the highest, needs multi-pass operation, demonstration could obtain ideal track.In order to solve the problems referred to above, this area provided the technical schemes such as ultrasound wave, iron powder adsorption, magnetic wordpad, magnetic dispersion liquid, Magnet ball absorption in recent years, though the advantage that these structures have simple in construction, intuitive display than traditional method, but, it is low that it still has the success rate once tested, and data accuracy is low, unstable properties, to using ambient temperature, humidity to have higher requirements, thermally district the most high and cold, high cannot use, and experimental error is big waits deficiency.
Utility model content
The purpose of this utility model is to provide a kind of electromagnetic locator, and it can solve the deficiency that prior art exists.
nullThis utility model is for achieving the above object，It is achieved through the following technical solutions: a kind of electromagnetic locator，Including sensing location-plate，The edge mounting plate of sensing location-plate side，Fittable slackening device in the fixed plate at sensing position, location-plate front，Sliding bar is installed in support means，Projectile is placed on support means length direction end face，Sliding bar one end is positioned at projectile side，The bottom of projectile is positioned at the lower section of the bottom of sliding bar，First spring is installed on sliding bar，The coil array circuit of horizontal and vertical arrangement is arranged at the back side of sensing location-plate，On sensing location-plate, USB interface is set，USB interface is connected with computer by circuit，Projectile has upper shell and lower house，Cavity is formed after upper shell and lower house Guan Bi，Battery is installed in cavity，Battery is connected with circuit board by wire，Circuit board is connected with magnetic core coil by wire.Setting angle plate in support means, angle board is installed pointer.Offering the first through hole in support means, the first through hole upper wall offers the second through hole, and the first through hole lower wall offers stroke hole, installing connecting rods in second through hole and stroke hole, offers draw-in groove in the middle part of connecting rod, sliding bar is offered limiting tooth, connecting rod bottom connects fixing bar, and the second spring installed by fixing bar.Described stroke hole is stepped bore, and the second spring part arranged in small diameter bore is positioned on fixing bar.
Described coil array circuit has the first ring coil, is respectively provided with the second ring coil and the 3rd ring coil, the first ring coil, the second ring coil and the 3rd ring coil overlapping arrangement successively at the 1/3 of the first ring coil and at 2/3.On sensing location-plate, coil array circuit, amplification and detecting circuit, control circuit and interface circuit are set, coil array circuit receives the alternating magnetic field signal generation induction electromotive force that the magnetic core coil in projectile produces, control circuit is by amplifying and detecting circuit detects the position signalling of projectile that induction electromotive force generates, by interface circuit transmission to computer.Described coil array circuit uses U1、U2、U3、U4、U5、U6And U77 analog switch chips, the model of 7 analog switch chips is 74H4067.The circuit of projectile has power supply circuits, and power supply circuits are that battery is powered, and battery is that oscillating circuit is powered, and the alternating signal that oscillating circuit produces drives magnetic core coil to produce alternating magnetic field.Described power supply circuits are power reference circuit and mu balanced circuit composition, and reference circuit is exported 2.5V reference voltage by ADR391AUTZ chip U12 the 4th foot, and mu balanced circuit uses XC6219 chip U8 the 5th foot for control circuit and to amplify and detecting circuit offer 3.3V power supply.
nullDescribed control circuit uses STM32F103T8U6 single-chip microcomputer U9,7th foot of STM32F103T8U6 single-chip microcomputer U9 is configured to adc input pin，It is connected to amplify and the output signal of detecting circuit，After the signal generating each coil carries out adc conversion，The program of STM32F103T8U6 single-chip microcomputer U9 carries out process to data and obtains two-dimensional position information，The data calculated are transmitted to computer by STM32F103T8U6 single-chip microcomputer U9 by usb circuit simultaneously，The quartz oscillator Y1 using frequency to be 8MHz，System clock is provided for STM32F103T8 single-chip microcomputer U6，J3 is download program interface，The internal processes of STM32F103T8U6 single-chip microcomputer U9 is downloaded by this interface，Resistance R7 and light emitting diode D2 instruction sensing location-plate has been connected to computer，Electric capacity C12 is connected to the reset pin of single-chip microcomputer，Decoupling capacitor C13-C16 is connected to the 1st of STM32F103T8U6 single-chip microcomputer U9、6th、19th、27th supply pin，The 16th of STM32F103T8U6 single-chip microcomputer U9、15、14、13、12、20、21 pins are respectively connecting to the 15th foot of analog switch chip U1-U7，The 8-11 pin of STM32F103T8U6 single-chip microcomputer U9 is connected to the 10-14 foot of analog switch chip U1-U7.
The utility model has the advantage of: it is exclusively used in physics teaching in secondary school, it makes the experiment once success rate of moving object reach 100%, experimental error is minimum, intuitive is good, and to using environment without particular/special requirement, at 60 DEG C-50 DEG C, all parts are indeformable, susceptiveness is unaffected, remaining to normally use in the case of relative humidity 20%-85%, each performance is unaffected, it is adaptable to the areas such as various high and cold, the high humiditys in the whole nation.Under height makes an uproar environment, various performances are unaffected.This utility model also has easily operated, and maintenance rate is low, service life length, the data advantage such as accurately.This utility model and computer with the use of, computer is loaded special-purpose software, the horizontal and vertical motion conditions of level throw motion can be analyzed on computers, test in order to damped motion, single pendulum etc..
Accompanying drawing explanation
Accompanying drawing 1 is this utility model structural representation；Accompanying drawing 2 is the backsight structural representation of accompanying drawing 1, and the coil array on display sensing location-plate is arranged；Accompanying drawing 3 is I portion structure for amplifying schematic diagram in accompanying drawing 1；Accompanying drawing 4 is the structural representation of projectile 9 in accompanying drawing 1；Accompanying drawing 5 is the circuit operation principle block diagram of electromagnetic locator described in the utility model；Accompanying drawing 6 is the circuit block diagram of projectile 9 in accompanying drawing 1；Accompanying drawing 7 is the circuit block diagram sensing location-plate in accompanying drawing 1；Accompanying drawing 8 is to sense one group of coil schematic diagram in the coil array on location-plate in accompanying drawing 1；Accompanying drawing 9 is the structural representation of the analog switch chip U1 in the coil array circuit theory diagrams on electromagnetic location plate；Accompanying drawing 10 is the structural representation of the analog switch chip U2 in the coil array circuit theory diagrams on electromagnetic location plate；Accompanying drawing 11 is the structural representation of the analog switch chip U3 in the coil array circuit theory diagrams on electromagnetic location plate；Accompanying drawing 12 is the structural representation of the analog switch chip U4 in the coil array circuit theory diagrams on electromagnetic location plate；Accompanying drawing 13 is the structural representation of the analog switch chip U5 in the coil array circuit theory diagrams on electromagnetic location plate；Accompanying drawing 14 is the structural representation of the analog switch chip U6 in the coil array circuit theory diagrams on electromagnetic location plate；Accompanying drawing 15 is the structural representation of the analog switch chip U7 in the coil array circuit theory diagrams on electromagnetic location plate；Accompanying drawing 16 is to sense the amplification on location-plate and detecting circuit schematic diagram in accompanying drawing 1；Accompanying drawing 17 is to sense the control circuit schematic diagram on location-plate in accompanying drawing 1；Accompanying drawing 18 is to sense the interface circuit schematic diagram on location-plate in accompanying drawing 1；Accompanying drawing 19 is to sense the power supply circuits schematic diagram on location-plate in accompanying drawing 1；Accompanying drawing 20 is the circuit theory diagrams in accompanying drawing 1 in projectile 9.
Detailed description of the invention
nullA kind of electromagnetic locator of the present utility model，Including sensing location-plate 4，The edge mounting plate 1 of sensing location-plate 4 side，Fittable slackening device in the fixed plate 1 at sensing position, location-plate 4 front，Sliding bar 8 is installed in support means，Projectile 9 is placed on support means length direction end face，Sliding bar 8 one end is positioned at projectile 9 side，The bottom of projectile 9 is positioned at the lower section of the bottom of sliding bar 8，First spring 18 is installed on sliding bar 8，The coil array circuit of horizontal and vertical arrangement is arranged at the back side of sensing location-plate 4，On sensing location-plate 4, USB interface is set，USB interface is connected with computer by circuit，Projectile 9 has upper shell 11 and lower house 15，Cavity is formed after upper shell 11 and lower house 15 Guan Bi，Battery 12 is installed in cavity，Battery 12 is connected with circuit board 13 by wire，Circuit board 13 is connected with magnetic core coil 14 by wire.Support means described in the utility model can be an integrated support plate, it is also possible to be two gripper shoes or bracing frame composition.Support means is for fixing projectile 9 and the ejection structure of operation projectile 9.Support means shown in Fig. 1 is one of this utility model embodiment, support means includes that gripper shoe 6 and bracing frame 7, gripper shoe 6 and bracing frame 7 are distributed for upper and lower position, and gripper shoe 6 is mounted with angle board, projectile 9 is placed in gripper shoe 6 one end, and bracing frame 7 is installed sliding bar 8.
This utility model is for more convenient operation sliding bar 8, the scheme provided is: offer the first through hole 27 in support means, first through hole 27 upper wall offers the second through hole 29, first through hole 27 lower wall offers stroke hole, installing connecting rods 31 in second through hole 29 and stroke hole, offers draw-in groove 33, sliding bar 8 is offered limiting tooth 19 in the middle part of connecting rod 31, connecting rod 31 bottom connects fixing bar 36, and the second spring 37 installed by fixing bar 36.Described stroke hole is stepped bore, and second spring 37 part arranged in small diameter bore 35 is positioned on fixing bar 36.Stroke hole described in said structure is opened on bracing frame 7 and bracing frame 7 base 25 installed below, and said structure is one of embodiment.When base 25 and bracing frame 7 are set to one, can directly be opened on bracing frame 7；When the length direction of gripper shoe 6 lengthens to the left, stroke hole can be opened in bracing frame 7 and gripper shoe 6；When bracing frame 7 and gripper shoe 6 are set to entirety, stroke hole is opened in support means.Stroke hole is for installing the second spring 37, and a part for the second spring 37 is arranged on fixing bar 36, and connecting rod 31 thrust upwards given by the second spring 37.When pulling back sliding bar 8, the limiting tooth 19 below sliding bar 8 is stuck on the draw-in groove 33 in connecting rod 31, and the first spring 18 is compressed.This utility model can be by lower link 31 when using, and the limiting tooth 19 below sliding bar 8 departs from connecting rod 31, and sliding bar 8 is ejected by the first spring 18, promotes projectile 9 to launch away.The limiting tooth 19 of the diverse location on adjustment sliding bar 8, can obtain the speed of different projectiles 9.
The further scheme that this utility model provides is: setting angle plate 20 in support means, and angle board 20 is installed pointer.It can show the angle of projectile 9 intuitively.
Coil array circuit described in the utility model has the first ring coil A, is respectively provided with the second ring coil B and the 3rd ring coil C, the first ring coil A, the second ring coil B and the 3rd ring coil C overlapping arrangement successively at the 1/3 of the first ring coil A and at 2/3.This arrangement mode of coil array circuit can be further ensured that projectile 9 is in the range of these 3 coils of n, n+1, n-1, is further ensured that the seriality of output signal, accuracy；When projectile 9 is positioned at the n-th circle coil center, projectile 9 is interval by be in the (n-1)th circle coil 2/3 ~ 3/3, (n+1)th pounds the 0 ~ 1/3 interval of coil, and now n-th to pound the magnetic induction of coil the strongest, and (n-1)th pound coil and (n+1)th to pound the magnetic induction that coil sensed be identical.When projectile 9 moves left and right, the magnetic induction of coil changes therewith, thus can conveniently calculate the particular location of projectile 9.This kind of aligning method can make projectile 9 be in the scope of these 3 coils of n, n+1, n-1 in can positioning interval.
The further preferred version of this utility model is: arrange coil array circuit, amplification and detecting circuit, control circuit and interface circuit on sensing location-plate 4, coil array circuit receives the alternating magnetic field signal generation induction electromotive force that the magnetic core coil in projectile 9 produces, control circuit is by amplifying and detecting circuit detects the position signalling of projectile 9 that induction electromotive force generates, by interface circuit transmission to computer.Described coil array circuit uses U1、U2、U3、U4、U5、U6And U77 analog switch chips, the model of 7 analog switch chips is 74H4067.This utility model provide this circuit design can adapt to sense location-plate 4 68 DEG C-50 DEG C be not deformed, susceptiveness unaffected, each performance is unaffected, and more easily realizes purpose described in the utility model.
The circuit of projectile 9 described in the utility model has power supply circuits, and power supply circuits are lithium battery power supply, and lithium battery is that oscillating circuit is powered, and the alternating signal that oscillating circuit produces drives magnetic core coil to produce alternating magnetic field.Described power supply circuits are power reference circuit and mu balanced circuit composition, and reference circuit is exported 2.5V reference voltage by ADR391AUTZ chip U12 the 4th foot, for control circuit and amplification and detecting circuit offer voltage reference.Mu balanced circuit uses XC6219 chip U8 the 5th foot for control circuit and to amplify and detecting circuit offer 3.3V power supply.
nullThe concrete structure of the control circuit that this utility model provides is: control circuit uses STM32F103T8U6 single-chip microcomputer U9,7th foot of STM32F103T8U6 single-chip microcomputer U9 is configured to adc input pin，It is connected to amplify and the output signal of detecting circuit，After the signal generating each coil carries out adc conversion，The program of STM32F103T8U6 single-chip microcomputer U9 carries out process to data and obtains two-dimensional position information，The data calculated are transmitted to computer by STM32F103T8U6 single-chip microcomputer U9 by usb circuit simultaneously，The quartz oscillator Y1 using frequency to be 8MHz，System clock is provided for STM32F103T8 single-chip microcomputer U6，J3 is download program interface，The internal processes of STM32F103T8U6 single-chip microcomputer U9 is downloaded by this interface，Resistance R7 and light emitting diode D2 instruction sensing location-plate 4 has been connected to computer，Electric capacity C12 is connected to the reset pin of single-chip microcomputer，Decoupling capacitor C13-C16 is connected to the 1st of STM32F103T8U6 single-chip microcomputer U9、6th、19th、27th supply pin，The 16th of STM32F103T8U6 single-chip microcomputer U9、15、14、13、12、20、21 pins are respectively connecting to the 15th foot of analog switch chip U1-U7，The 8-11 pin of STM32F103T8U6 single-chip microcomputer U9 is connected to the 10-14 foot of analog switch chip U1-U7.These pins coordinate enable pin just can control the break-make of single coil respectively, and during work, STM32F103T8U6 single-chip microcomputer U9 is with the break-make of certain frequency scanning control coil, and final STM32F103T8U6 single-chip microcomputer U9 can obtain the position data of 200Hz.
Projectile 9 described in the utility model produces alternating magnetic field while motion after dishing out on sensing location-plate 4, coil array on sensing location-plate 4 is produced inductance electromotive force by faraday electromagnetic induction principle, and control circuit generates the position signalling of projectile 9 and transports to computer after induction electromotive force being detected.
Having charging circuit and oscillating circuit on the circuit board 13 of projectile 9 described in the utility model, charging circuit is that lithium battery 12 is powered, and lithium battery 12 provides power supply for oscillating circuit, and oscillating circuit produces alternating signal and drives magnetic core coil 14 to produce alternating magnetic field.Lithium battery BA1 is charged by electrical schematic diagram chips LTC4054 (U13) of accompanying drawing, Microusb interface is connected to B13 and provides power supply when charging, light emitting diode D4 indicates charged state, switch K1 controls the break-make of power supply, when turning on the power, light emitting diode D3 lights, and audion Q3 coordinates the resistance of periphery, electric capacity and the oscillating circuit of coil L1 composition 200KH2, controls magnetic coil L1 and produces the magnetic field of alternation.
Sensing location-plate 4 circuit described in the utility model includes coil array circuit, amplification and detecting circuit, control circuit, power supply circuits.Power supply circuits are connected with whole circuit, power supply is provided for circuit, the output signal of coil array circuit is connected to amplify and detecting circuit, analogue signal after process is transmitted to control circuit, control circuit obtains the two-dimensional position data of projectile by process, and data is transmitted to computer by usb circuit.
Coil array circuit described in the utility model includes level, the coil array being vertically arranged and analog switch chip U1-U7(74HC4067 on circuit boards).The 10-14 foot of analog switch chip is connected to 8,9,10,11 feet of the STM32F103T8U6 single-chip microcomputer U9 of control circuit.Be controlled the 8th by STM32F103T8U6 single-chip microcomputer U9,9,10, the low and high level of 11, single-chip microcomputer just can control the 1st foot (output pin X) being connected to analog switch chip at chip internal in analog switch chip X0-X15 pin.15th foot of analog switch chip U1-U7 is respectively connecting to the 16th of STM32F103T8U6 single-chip microcomputer U9 the, 15,14,13,12,20,21 feet, whether STM32F103T8U6 single-chip microcomputer U9 just can work by sheet selected control U1-U7, the most just can control synchronization and only have one group of coil to be connected to amplify and detecting circuit by sheet choosing.The X0-X15 foot of analog switch chip connects the coil array horizontally and vertically arranged, and output pin X is connected to amplify and detecting circuit.Electric capacity C1-C7 is respectively connecting to the supply pin of analog switch chip U1-U7 and is filtered.
The ejection operation of projectile 9 described in the utility model is as follows: by lower link or push directly on sliding bar under spring force, makes sliding bar one end promote projectile 9 to eject, and projectile 9 is along sensing location-plate 4 landing.
Power supply circuits on sensing location-plate 4 described in the utility model are made up of power reference circuit and mu balanced circuit two parts.Reference circuit, by the 4th foot output 2.5V reference voltage of ADR391AUJZ (U12), provides voltage reference for control circuit and amplification with detecting circuit.Mu balanced circuit is made up of XC6219 (U8) and peripheral circuit, and U8 the 5th foot is for control circuit and amplifies and detecting circuit offer 3.3V power supply.
Amplification described in the utility model and detecting circuit include the level Four amplifying circuit being made up of four-operational amplifier TLC084 (U11).In amplifying circuit, electric capacity C19 is connected to the X output pin of coil array circuit, and the analogue signal that coil array circuit exports is filtered amplifying by amplifying circuit.The detecting circuit that analogue signal after amplification is extremely made up of diode D1, electric capacity C27, audion Q2 and resistance R6 through resistance R11 transmission, 7th foot of the signal output STM32F103T8U6 single-chip microcomputer U9 after detection, is carried out data sampling by STM32F103T8U6 single-chip microcomputer U9 internal Digital To Analog modular converter.Resistance R6 is connected to the 29th foot of the STM32F103T8U6 single-chip microcomputer U9 of control circuit, STM32F103T8U6 single-chip microcomputer U9 controls the break-make of audion Q2 according to the Frequency Synchronization of scan control analog switch chip U1-U7 each coil break-make, thus controls to carry out the signal of each coil detection respectively.
Interface circuit described in the utility model is made up of MicroUSB interface and peripheral circuit, and sensing location-plate 4 is connected to computer by this interface.The control foot of field effect transistor Q1 is connected with STM32F103T8U6 single-chip microcomputer U9 the 22nd foot, and the break-make that can control field effect transistor Q1 connects to control USB.The 2nd of MicroUSB interface, 3 feet be connected to the 23rd of STM32F103T8U6 single-chip microcomputer U9 the through resistance R2, R3,24 feet, this is the data pin that USB communicates.The 5V power supply that sensing location-plate 4 is provided after being filtered by electrochemical capacitor E1 by the 1st foot of MicroUSB interface.
The software that computer described in the utility model uses can be write according to whole operation principles described in the utility model, function, and computer special-purpose software is by according to the 2-D data obtained, and according to the experiment demand of different experiments, carries out data processing display.This utility model illustrates Examination on experimental operation as a example by level throw motion:
(1) open computer, open special-purpose software, open the power supply of projectile 9；
(2) flat parabolic experimental is started: adjust support means so that it is mouth of dishing out is the level of state, and projectile 9 is placed on support means lower end.
(3) making projectile 9 dish out along level, the movement locus of software records projectile 9 also describes a series of picture point on the computer screen, and the smooth curves that these points are constituted are exactly the track of level throw motion.
Also can click on " X ", " Y " button on software, each picture point can be projected to respectively in horizontal direction X-axis and in the Y-axis of vertically downward direction.Can find that the spacing of the subpoint in X-axis is fixing and illustrate that horizontal direction is uniform motion.It is accelerated motion that the spacing of the subpoint in X-axis is gradually increased explanation vertical direction.
When the character of research vertical direction motion further, click on " acceleration " button on software, the rate curve in the horizontally and vertically direction that software can calculate.The rate curve of vertical direction is a straight line tilted, and shows acceleration value, illustrates that level throw motion is the movement of falling object at vertical direction.
Can be shown that level throw motion can see the resultant motion of linear uniform motion motion horizontally and the movement of falling object of vertical direction by above experiment.
Claims (10)
- null1. an electromagnetic locator，It is characterized in that: include sensing location-plate (4)，The edge mounting plate (1) of sensing location-plate (4) side，The upper fittable slackening device of fixed plate (1) at sensing location-plate (4) position, front，Sliding bar (8) is installed in support means，Projectile (9) is placed on support means length direction end face，Sliding bar (8) one end is positioned at projectile (9) side，The bottom of projectile (9) is positioned at the lower section of the bottom of sliding bar (8)，Sliding bar (8) is upper installs the first spring (18)，The coil array circuit of horizontal and vertical arrangement is arranged at the back side of sensing location-plate (4)，In sensing location-plate (4), USB interface is set，USB interface is connected with computer by circuit，Projectile (9) has upper shell (11) and lower house (15)，Cavity is formed after upper shell (11) and lower house (15) Guan Bi，Battery (12) is installed in cavity，Battery (12) is connected with circuit board (13) by wire，Circuit board (13) is connected with magnetic core coil (14) by wire.
- A kind of electromagnetic locator the most according to claim 1, it is characterised in that: setting angle plate (20) in support means, angle board installs pointer on (20).
- A kind of electromagnetic locator the most according to claim 1, it is characterized in that: in support means, offer the first through hole (27), first through hole (27) upper wall offers the second through hole (29), first through hole (27) lower wall offers stroke hole, installing connecting rods (31) in second through hole (29) and stroke hole, draw-in groove (33) is offered at connecting rod (31) middle part, limiting tooth (19) is offered on sliding bar (8), connecting rod (31) bottom connects fixing bar (36), and fixing bar (36) is upper installs the second spring (37).
- A kind of electromagnetic locator the most according to claim 3, it is characterised in that: described stroke hole is stepped bore, and the second spring (37) part arranged in small diameter bore (35) is positioned on fixing bar (36).
- A kind of electromagnetic locator the most according to claim 1, it is characterized in that: described coil array circuit has the first ring coil (A), the second ring coil (B) and the 3rd ring coil (C), the first ring coil (A), the second ring coil (B) and the 3rd ring coil (C) overlapping arrangement successively it is respectively provided with at the 1/3 of first ring coil (A) and at 2/3.
- A kind of electromagnetic locator the most according to claim 1, it is characterized in that: it is characterized in that: in sensing location-plate (4), coil array circuit, amplification and detecting circuit, control circuit and interface circuit are set, coil array circuit receives the alternating magnetic field signal generation induction electromotive force that the magnetic core coil in projectile (9) produces, control circuit is by amplifying and detecting circuit detects the position signalling of projectile (9) that induction electromotive force generates, by interface circuit transmission to computer.
- A kind of electromagnetic locator the most according to claim 1, it is characterised in that: described coil array circuit uses U1、U2、U3、U4、U5、U6And U77 analog switch chips, the model of 7 analog switch chips is 74H4067.
- A kind of electromagnetic locator the most according to claim 1, it is characterized in that: the circuit of projectile (9) has power supply circuits, power supply circuits are that battery is powered, and battery is that oscillating circuit is powered, and the alternating signal that oscillating circuit produces drives magnetic core coil to produce alternating magnetic field.
- A kind of electromagnetic locator the most according to claim 8, it is characterized in that: described power supply circuits are power reference circuit and mu balanced circuit composition, reference circuit is exported 2.5V reference voltage by ADR391AUTZ chip U12 the 4th foot, and mu balanced circuit uses XC6219 chip U8 the 5th foot for control circuit and to amplify and detecting circuit offer 3.3V power supply.
- nullA kind of electromagnetic locator the most according to claim 6，It is characterized in that: described control circuit uses STM32F103T8U6 single-chip microcomputer U9,7th foot of STM32F103T8U6 single-chip microcomputer U9 is configured to adc input pin，It is connected to amplify and the output signal of detecting circuit，After the signal generating each coil carries out adc conversion，The program of STM32F103T8U6 single-chip microcomputer U9 carries out process to data and obtains two-dimensional position information，The data calculated are transmitted to computer by STM32F103T8U6 single-chip microcomputer U9 by usb circuit simultaneously，The quartz oscillator (Y1) using frequency to be 8MHz，System clock is provided for STM32F103T8 single-chip microcomputer U6，J3 is download program interface，The internal processes of STM32F103T8U6 single-chip microcomputer U9 is downloaded by this interface，Resistance R7 and light emitting diode D2 instruction sensing location-plate 4 has been connected to computer，Electric capacity C12 is connected to the reset pin of single-chip microcomputer，Decoupling capacitor C13-C16 is connected to the 1st of STM32F103T8U6 single-chip microcomputer U9、6th、19th、27th supply pin，The 16th of STM32F103T8U6 single-chip microcomputer U9、15、14、13、12、20、21 pins are respectively connecting to the 15th foot of analog switch chip U1-U7，The 8-11 pin of STM32F103T8U6 single-chip microcomputer U9 is connected to the 10-14 foot of analog switch chip U1-U7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620107722.1U CN205508219U (en) | 2016-02-03 | 2016-02-03 | Electricity magnetic localization device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620107722.1U CN205508219U (en) | 2016-02-03 | 2016-02-03 | Electricity magnetic localization device |
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| CN205508219U true CN205508219U (en) | 2016-08-24 |
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| CN201620107722.1U Active CN205508219U (en) | 2016-02-03 | 2016-02-03 | Electricity magnetic localization device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108051776A (en) * | 2017-11-22 | 2018-05-18 | 黑龙江科技大学 | A kind of spatial electromagnetic ripple positioning experiment device |
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2016
- 2016-02-03 CN CN201620107722.1U patent/CN205508219U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108051776A (en) * | 2017-11-22 | 2018-05-18 | 黑龙江科技大学 | A kind of spatial electromagnetic ripple positioning experiment device |
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Address after: Xinluo Avenue high tech Zone of Ji'nan City, Shandong province 250101 Xinsheng No. 1299 Building 2 building 13-1 Patentee after: Shandong Yuanda Runwe education Polytron Technologies Inc Address before: 250101 Shandong city of Ji'nan province high tech Zone Shun Road No. 1, Qilu Software Park Building Room 1202 Patentee before: Shandong Yuanda Net & Multimedia Co., Ltd. |