CN204789957U - Developments magnetic field multichannel waveform measurement device - Google Patents
Developments magnetic field multichannel waveform measurement device Download PDFInfo
- Publication number
- CN204789957U CN204789957U CN201520229678.7U CN201520229678U CN204789957U CN 204789957 U CN204789957 U CN 204789957U CN 201520229678 U CN201520229678 U CN 201520229678U CN 204789957 U CN204789957 U CN 204789957U
- Authority
- CN
- China
- Prior art keywords
- magnetic field
- waveform measurement
- display
- probe
- guidance panel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The utility model discloses a developments magnetic field multichannel waveform measurement device, its characterized in that includes the probe, measuring circuit and demonstration and operating panel, wherein, the probe includes the magnetic field probe array that comprises a plurality of hall element, each hall element all connects the measuring circuit, the measuring circuit is still connected simultaneously show and operating panel. Compared with the prior art, the utility model discloses not only can master intensity of overflow tank's size, but also can measure fine -detail informations such as frequency, wave form, distributions to it uses the occasion that then changes attitude magnetic field to reach the adaptation.
Description
Technical field
The utility model belongs to magnetic field measurement technology field, especially relates to a kind of dynamic magnetic field Multichannel Waveform measurement mechanism.
Background technology
Can magnetic field measurement technology be research and the important means of magnetic phenomenon relevant physical phenomena, especially in the processes such as scientific research, product development, environmental monitoring, obtain magnetic field data accurately and have vital meaning.Along with the development of modern science and technology and industrial technology, increasing applications then becomes dynamic magnetic field, as Disciplinary Frontiers such as electromagnetic launch device, magnetic levitation technology, high precision electro magnetic flow transducers, electromagnetic compatibility detections, not only need to be grasped the size of magnetic induction density, also need to measure, to take corresponding control strategy or counter-measure details such as frequency, waveform, distributions.At present, the magnetic-field-measuring device generally adopted in production and scientific research work is the instrument such as electrometer of field strength, gaussmeter, teslameter mainly, only can measure single-point static magnetic field, to be difficult to the needs meeting current scientific-technical progress.
Summary of the invention
The utility model, for deficiency of the prior art, provides a kind of dynamic magnetic field Multichannel Waveform measurement mechanism.
In order to solve the problems of the technologies described above, the utility model is solved by following technical proposals: a kind of dynamic magnetic field Multichannel Waveform measurement mechanism, it is characterized in that comprising probe, metering circuit and display and guidance panel, wherein, described probe comprises the magnetic field probe array be made up of multiple Hall element, and Hall element described in each all connects described metering circuit, and described metering circuit also connects described display and guidance panel simultaneously.The utility model can not only grasp the size of magnetic induction density, but also can measure details such as frequency, waveform, distributions, becomes the occasion of dynamic magnetic field during to reach and to be applied to.
As preferably, above-mentioned metering circuit comprises the some amplifier that connect corresponding to Hall element described in each and A/D converter respectively, and the MCU controller to be connected with all described A/D converters, described MCU controller is connected with guidance panel with described display.
As preferably, above-mentioned display and guidance panel comprise display screen, waveform the Show Button, frequency spectrum the Show Button and hold button.
In order to obtain better technique effect, further technical measures also comprise: above-mentioned metering circuit also comprises the storer be connected with described MCU controller, corresponding with it, and described display and guidance panel are provided with store button.Adopt this programme, by store button control MCU controller, data corresponding for the display waveform on display screen are preserved in memory.
Further, above-mentioned storer is provided with communication interface.The data of preserving are connected with external unit by communication interface, data are exported.
The beneficial effects of the utility model are: the utility model can not only grasp the size of magnetic induction density, but also can measure details such as frequency, waveform, distributions, become the occasion of dynamic magnetic field during to reach and to be applied to.
Accompanying drawing explanation
Fig. 1 is the structural schematic block diagram of the utility model embodiment.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail.
A kind of dynamic magnetic field Multichannel Waveform measurement mechanism, it is characterized in that comprising probe 1, metering circuit 2 and display and guidance panel 3, wherein, described probe 1 comprises the magnetic field probe array be made up of multiple Hall element 11, Hall element 11 described in each all connects described metering circuit 2, and described metering circuit 2 also connects described display and guidance panel 3 simultaneously.
Wherein, described metering circuit 2 comprises the some amplifier 21 that connect corresponding to Hall element described in each 11 and A/D converter 22 respectively, and the MCU controller 23 to be connected with all described A/D converters 22, described MCU controller 23 is connected with storer 24, described storer 24 is provided with communication interface 25, and described MCU controller 23 is connected with guidance panel 3 with described display.
Described display and guidance panel 3 comprise display screen 31, waveform the Show Button 32, frequency spectrum the Show Button 33 and hold button 34, and guidance panel 3 is also provided with the store button 35 for control store 24.
During connection, each Hall element 11 on probe 1 passes through connection with amplifier 21 input end in metering circuit 2 respectively, amplifier 21 output inputs with A/D converter 22 and is connected, A/D converter 22 output terminal is connected with MCU controller 23 input port, and MCU controller 23 output pin is connected with storer 24, display screen 31 respectively.Whole device is powered by battery 26.
Its principle of work is as follows: probe is placed in magnetic field, on probe, Hall element obtains magnetic induction density signal and is converted to electromotive force and is input to metering circuit, input signal is amplified by amplifier, A/D converter, samples, be input to MCU process again, data after process output to display screen and show in real time, by magnetic field data in magnetic induction density-time coordinate system B-t.System default is time domain waveform display, by magnetic induction density-frequency coordinate system B-f, can carry out frequency-domain analysis to magnetic field by display and the frequency spectrum button on guidance panel.By store button control MCU, data corresponding for the display waveform on display screen are preserved in memory, by hold button display waveform temporal persistence can also be shown state instantly.The data of preserving are connected with external unit by communication interface, data are exported.
Claims (5)
1. a dynamic magnetic field Multichannel Waveform measurement mechanism, it is characterized in that comprising probe (1), metering circuit (2) and display and guidance panel (3), wherein, described probe (1) comprises the magnetic field probe array be made up of multiple Hall element (11), Hall element described in each (11) all connects described metering circuit (2), and described metering circuit (2) also connects described display and guidance panel (3) simultaneously.
2. a kind of dynamic magnetic field Multichannel Waveform measurement mechanism according to claim 1, it is characterized in that: described metering circuit (2) comprises the some amplifier (21) that connect corresponding to Hall element described in each (11) and A/D converter (22) respectively, and the MCU controller (23) to be connected with all described A/D converters (22), described MCU controller (23) is connected with guidance panel (3) with described display.
3. a kind of dynamic magnetic field Multichannel Waveform measurement mechanism according to claim 2, is characterized in that: described display and guidance panel (3) comprise display screen (31), waveform the Show Button (32), frequency spectrum the Show Button (33) and hold button (34).
4. a kind of dynamic magnetic field Multichannel Waveform measurement mechanism according to claim 3, it is characterized in that: described metering circuit (2) also comprises the storer (24) be connected with described MCU controller (23), corresponding with it, described display and guidance panel (3) are provided with store button (35).
5. a kind of dynamic magnetic field Multichannel Waveform measurement mechanism according to claim 4, is characterized in that: described storer (24) is provided with communication interface (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520229678.7U CN204789957U (en) | 2015-04-16 | 2015-04-16 | Developments magnetic field multichannel waveform measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520229678.7U CN204789957U (en) | 2015-04-16 | 2015-04-16 | Developments magnetic field multichannel waveform measurement device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204789957U true CN204789957U (en) | 2015-11-18 |
Family
ID=54529973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520229678.7U Active CN204789957U (en) | 2015-04-16 | 2015-04-16 | Developments magnetic field multichannel waveform measurement device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204789957U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105785289A (en) * | 2016-05-22 | 2016-07-20 | 南宁市茂百科技有限公司 | Portable magnetic-field detector |
| CN109031164A (en) * | 2018-07-11 | 2018-12-18 | 中国科学院地质与地球物理研究所 | A kind of Back end data processing system for magnetometer device |
-
2015
- 2015-04-16 CN CN201520229678.7U patent/CN204789957U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105785289A (en) * | 2016-05-22 | 2016-07-20 | 南宁市茂百科技有限公司 | Portable magnetic-field detector |
| CN109031164A (en) * | 2018-07-11 | 2018-12-18 | 中国科学院地质与地球物理研究所 | A kind of Back end data processing system for magnetometer device |
| CN109031164B (en) * | 2018-07-11 | 2019-11-26 | 中国科学院地质与地球物理研究所 | A kind of Back end data processing system for magnetometer device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205317862U (en) | Electromagnetic radiation monitor of wide range scope | |
| CN204789957U (en) | Developments magnetic field multichannel waveform measurement device | |
| CN204705423U (en) | A kind of flapping-wing aircraft lift test macro | |
| CN202355418U (en) | Hand-operated force measuring instrument | |
| CN102680651B (en) | A kind of vertical space CO 2monitoring and acquisition system and method | |
| CN105629072A (en) | System for measuring multiplex resistance | |
| CN203643444U (en) | Handheld soil monitoring equipment | |
| CN203930003U (en) | A kind of simulating signal excitation system for chip detection | |
| CN203786176U (en) | Intelligent mobile terminal based portable oscilloscope | |
| CN202770912U (en) | Diverter tester | |
| CN203054053U (en) | Multifunctional electronic measuring instrument | |
| CN207249086U (en) | A kind of drive circuit of Nuclear Magnetic Resonance gradient power amplifier | |
| CN207410327U (en) | A kind of analog-to-digital conversion module of DC current and voltage tester | |
| CN201935768U (en) | Stretching tension test circuit for steel wire rope | |
| CN206074786U (en) | Multichannel DC SQUID reading circuits | |
| CN204133465U (en) | Speech auxiliary device | |
| CN204740087U (en) | Intelligent control torque measurement appearance | |
| CN203828959U (en) | Intelligent voice control fetal heart instrument | |
| CN205787117U (en) | A kind of vollyball velocity-measuring system | |
| CN205157628U (en) | Multichannel high voltage DC microammeter | |
| CN204347098U (en) | There is the DC/AC electronic load device of oscillography function | |
| CN205451042U (en) | Data processing system | |
| CN212111583U (en) | Device suitable for current signal characteristic analysis and detection | |
| CN203688600U (en) | Test clamp for multipath input/output circuit board | |
| CN207437498U (en) | A kind of fuel servo actuator TT＆C system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Hongxing Road Jiangbei District 315032 Zhejiang city of Ningbo province No. 355 Patentee after: Ningbo water meter (Group) Co.,Ltd. Address before: Hongxing Road Jiangbei District 315032 Zhejiang city of Ningbo province No. 355 Patentee before: NINGBO WATER METER Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |