CN103575341A - Intelligent electromagnetic flow sensor - Google Patents
Intelligent electromagnetic flow sensor Download PDFInfo
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- CN103575341A CN103575341A CN201210259153.9A CN201210259153A CN103575341A CN 103575341 A CN103575341 A CN 103575341A CN 201210259153 A CN201210259153 A CN 201210259153A CN 103575341 A CN103575341 A CN 103575341A
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Abstract
The invention discloses an intelligent electromagnetic flow sensor which comprises a tube body, a gauge head assembly body, a sensing module used for sensing a signal, and a conversion module used for converting the signal, wherein the gauge head assembly body is arranged on the tube body; a display-adjustable display screen and keys are arranged on the gauge head assembly body; the sensing module is arranged in the tube body, and electrically connected with the conversion module; the sensing module comprises a conduit component, an electromagnetic component and electrodes; the electromagnetic component is arranged on the conduit component; the electrodes are arranged on the conduit component; the conduit component comprises a conduit and earthing loops; the earthing loops are arranged at the two ends of the conduit; threaded inserts for connecting are arranged at the two ends of the conduit. With the adoption of the technical scheme, the intelligent electromagnetic flow sensor has the beneficial effects that the earthing mode is convenient, the connection is flexible, the structure is simple, the display direction is adjustable, and data can be acquired conveniently and flexibly.
Description
Technical field
The present invention relates to a kind of electromagnetic flow-measurement instrument, be specifically related to a kind of intelligent electric magnetic flow transducers.
Background technology
At present, known electromagnetic flowmeter, sensor adopts metal catheter+lining technology, and ground connection flange adopts the external mode of screw.Sensor coupling part general form flange is held two kinds with adding, and can not exchange.Converter assembling mode has integral type and split type two kinds, adopts different switching device housing, and function comprises that excitation signal produces, analog output, pulse output and communication output etc.When conducting liquid passes through, cutting magnetic line produces induced electromotive force, and converter amplifies this signal and is converted to corresponding flow signal output or shows.Existing intelligent electric magnetic flow transducers assembly structure is single, earthing mode is inconvenient, data acquisition is affected by environment larger, while complex structure, processing technology is loaded down with trivial details, manufactures difficulty, and display direction is non-adjustable, can only install in strict accordance with the direction of regulation, thereby the output signal of reading displayed is inconvenient.
Summary of the invention
For solving the problems of the technologies described above, the object of the present invention is to provide a kind of intelligent electric magnetic flow transducers, earthing mode is convenient, connects flexibly, and simple in structure, display direction is adjustable, convenient, flexible image data.
For achieving the above object, technical scheme of the present invention is as follows: a kind of intelligent electric magnetic flow transducers, comprise body, gauge outfit assembly, for the sensing module of induced signal with for the modular converter of switching signal, described gauge outfit assembly is arranged on described body, described sensing module is arranged in described body, described sensing module and the electrical connection of described modular converter; Described sensing module comprises conduit tube component, electromagnetic assembly and electrode, and described electromagnetic assembly is arranged on described conduit tube component, and described electrode is arranged on described conduit tube component; Described conduit tube component comprises conduit and ground loop, and described ground loop is arranged on described conduit two ends, and described conduit two ends are provided with the screw thread bank part for connecting.
Preferably, described modular converter is arranged on circuit board; Described modular converter comprises the MCU processing unit of processing each unit of described modular converter for controlling, signal processing unit for detection of flow and switching signal, for signal output and the communication unit that the signal of handling well is exported, be used to the power supply unit of each unit power supply of described modular converter; Described signal processing unit and the output of described signal and communication unit are electrically connected with described MCU processing unit respectively, and described signal processing unit, described signal output and communication unit, described MCU processing unit are electrically connected with described power supply unit respectively; Described modular converter also comprises for the display unit of result after Graphics Processing with for carrying out the control module of external control operation, described display unit, described control module respectively with described MCU processing unit electrical connection.
Preferably, described gauge outfit assembly is provided with display screen and button, described display screen and the electrical connection of described display unit, described button and the electrical connection of described control module.
Preferably, described electromagnetic assembly is horizontally set on described conduit middle part.
Preferably, described electrode is vertically set on described conduit middle part.
Preferably, described conduit is also provided with the electrode tip holder for fixing described electrode, and described electrode is arranged in described electrode tip holder.
Preferably, the body that described conduit is formed in one.
Preferably, described conduit two ends are also provided with the packoff being tightly connected while connecting for pipeline.
Preferably, described display screen, for by software control flip displays, reaches the LCDs of facing effect while realizing level and at right angle setting; Described button is capacitance touching control button.
Preferably, described modular converter also comprises for data being carried out to the wireless HART unit of wireless transmission, described wireless HART unit and the electrical connection of described MCU processing unit.
Adopt the beneficial effect of the technical program to be: earthing mode is convenient, connect flexibly, simple in structure, display direction is adjustable, convenient, flexible image data.By on two end faces of conduit, screw thread bank part being set, because adding with flange the type of holding, sensor body is connected to master, so assemble and accessory by screw, can realize multiple different connected mode.
For convenience of on-the-spot, install, display unit adopts LCDs, can unique flip displays, when on-the-spot installation level and at right angle setting, all can face effect, and screen can 90 ° of switching display directions.By software Intelligent Recognition, during installation, can consider water (flow) direction.Adopt unique capacitance key can better reach IP67 effect.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in embodiment of the present invention technology, to the accompanying drawing of required use in embodiment technical description be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is structural representation of the present invention.
Fig. 2 is exploded perspective view of the present invention.
Fig. 3 is modular converter structural representation of the present invention.
Numeral and the represented corresponding component title of letter in figure:
1. body 2. gauge outfit assembly 3. conduit 4. pole shoe 5. coil 6. yoke 7. electrode 8. O-ring seal 9. ground loop 10. seal groove 11. screw thread bank part 12. electrode tip holder 13. display screen 14. button 15. circuit boards.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
As depicted in figs. 1 and 2, a kind of intelligent electric magnetic flow transducers of the present invention, comprise body 1, gauge outfit assembly 2, for the sensing module of induced signal with for the modular converter of switching signal, gauge outfit assembly 2 is arranged on body 1, gauge outfit assembly 2 is provided with and shows adjustable display screen 13 and button 14, sensing module is arranged in body 1, sensing module and modular converter electrical connection.In the present embodiment, body 1 is steel pipe, according to different use occasions, can also be stainless-steel tube, carbon steel pipe or PPV pipe.
Sensing module comprises conduit tube component, electromagnetic assembly and electrode 7, and electromagnetic assembly is arranged on conduit tube component, and electrode 7 is arranged on conduit tube component.Electromagnetic assembly is horizontally set on conduit 3 middle parts, and electrode 7 is vertically set on conduit 3 middle parts.
Conduit tube component comprises conduit 3 and ground loop 9, and conduit 3 two ends are provided with the screw thread bank part 11 for connecting, and ground loop 9 is arranged on conduit 3 two ends, and ground loop 9 is fixedly connected with by screw with conduit 3.Conduit 3 two ends are also provided with the packoff being tightly connected while connecting for pipeline, by packoff, are realized and being tightly connected.In embodiment, packoff is O-ring seal 8, and conduit 3 two ends are provided with seal groove 10, and O-ring seal 8 is arranged in seal groove 10, and O-ring seal 8 and seal groove 10 match, and by O-ring seal 8, is realized and being tightly connected.Because adding with flange the type of holding, sensor body is connected to master, so assembling fitted seal by screw connects and accessory, can realize be clamped and connected, four kinds of different connected modes such as flange connects, be threaded, food clamp connection, earthing mode is convenient, connects flexibly.
Electromagnetic assembly comprises pole shoe 4, coil 5, yoke 6, and pole shoe 4 is arranged on conduit tube component, and coil 5 is arranged on pole shoe 4, and yoke 6 is set in outside coil 5.In the present embodiment, by set bolt, pole shoe 4 and coil 5 are connected on conduit 3 successively, coil 5 and pole shoe 4 are respectively equipped with two, and coil 5 and pole shoe 4 respectively horizontal symmetrical be arranged on conduit 3 middle parts.Electrode 7 is provided with two, and electrode 7 vertical symmetry are arranged on conduit 3 middle parts.Conduit 3 is also provided with the electrode tip holder 12 for fixed electorde 7, and electrode 7 is arranged in electrode tip holder 12.
The body that conduit 3 is formed in one.Conduit 3 adopts the Shooting Technique of imbedding ejaculation, replaced traditional Lining Technology, make the roughness of conduit 3 endoporus reach 1.6, because conduit 3 uses injection molding process, make that sensor construction is simple, multiple functional, processing technology is simple, under the prerequisite of guaranteed performance, improved consistance, the reliability of part simultaneously, also provided cost savings.
As shown in Figure 3, modular converter is arranged on circuit board 15, and circuit board 15 is arranged on yoke 6 outsides; Modular converter comprises the MCU processing unit of processing each unit of described modular converter for controlling, signal processing unit for detection of flow and switching signal, for signal output and the communication unit that the signal of handling well is exported, be used to the power supply unit of each unit power supply of modular converter; Signal processing unit and the output of described signal and communication unit are electrically connected with MCU processing unit respectively, and signal processing unit, signal output and communication unit, MCU processing unit are electrically connected with power supply unit respectively; Modular converter also comprises that display unit, control module are electrically connected with MCU processing unit respectively for the display unit of result after Graphics Processing with for carrying out the control module of external control operation.
Power supply unit input 24VDC produces three road insulating power supplies to system power supply by DCtoDC chip LM317K and transformation chip; Signal processing unit produces magnetic field by field circuit, and sensor detects flow signal under the effect in magnetic field, and flow signal is converted to electric signal, and small signal amplification circuit is processed the signal detecting to amplify, and then through A/D sampling, gives MCU processing unit; Because MCU adopts C8051F124 chip, it has 128K Flash, 8K RAM and controls the functions such as excitation, signals collecting, signal output, man-machine interaction, communication, so MCU processing unit will send respectively display unit, signal output unit and communication unit to after the data processing of A/D sampling; After the data that signal output and communication unit are processed MCU, directly output analog quantity 4 ~ 20mA is with HART, realizes switching value export by I/O switching value control circuit; Display unit shows output state by LCDs, and arranges by pad pasting button, realizes man-machine interaction.Meanwhile, adopt the good attributes of network of CC2530, realize the multistage communication of cascade network.
As shown in Figure 4, all the other are identical with embodiment 1, and difference is, modular converter also comprises for data being carried out to the wireless HART unit of wireless transmission, wireless HART unit and the electrical connection of described MCU processing unit.The industrial wireless communication of employing based on WirelessHART, can carry out remote wireless meter recording, makes customer access equipment convenient, and work efficiency improves.After the data that signal output and communication unit are processed MCU, directly output analog quantity 4 ~ 20mA is with HART, by com port and wireless HART module, realize wireless transmission, by I/O switching value control circuit, realizing switching value exports, simultaneously, because wireless HART module adopts the industrial wireless communication based on WirelessHART, it is a kind of network communication protocol of applying specially the wireless mesh topological structure of design for process automation, this network is used compatibility operation in 2.4GHz industry, radio IEEE802.15.4 standard in science and medical frequency range, radio adopts direct sequence spread spectrum, communication security and reliable channel hopping, time division multiple access (TDMA) is synchronous, on network, equipment room prolongs the control communication technology.By wireless HART unit is set, make described intelligent electric magnetic flow transducers possess wireless communication function, for client provides the function of carrying out radio meter register, improved work efficiency.
Embodiment 3
All the other are identical with embodiment 1, and difference is, modular converter can also select GPRS communication module to realize the communication of Internet telnet upper computer software, realize flexibly, the running status of multimode monitoring electromagnetic flowmeter.
Adopt the beneficial effect of the technical program to be: earthing mode is convenient, connect flexibly, simple in structure, display direction is adjustable, convenient, flexible image data.Because adding with flange the type of holding, sensor body is connected to master, so assembling fitted seal by screw connects and accessory, can realize be clamped and connected, four kinds of different connected modes such as flange connects, be threaded, food clamp connection, earthing mode is convenient, connects flexibly.
For convenience of on-the-spot, install, display unit adopts LCDs, can unique flip displays, when on-the-spot installation level and at right angle setting, all can face effect, and screen can 90 ° of switching display directions.By software Intelligent Recognition, during installation, can consider water (flow) direction.Adopt unique capacitance key can better reach IP67 effect.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the present invention.To the multiple modification of these embodiment, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. an intelligent electric magnetic flow transducers, it is characterized in that, comprise body, gauge outfit assembly, for the sensing module of induced signal with for the modular converter of switching signal, described gauge outfit assembly is arranged on described body, described sensing module is arranged in described body, described sensing module and the electrical connection of described modular converter, described gauge outfit assembly is provided with and shows adjustable display screen and button; Described sensing module comprises conduit tube component, electromagnetic assembly and electrode, and described electromagnetic assembly is arranged on described conduit tube component, and described electrode is arranged on described conduit tube component; Described conduit tube component comprises conduit and ground loop, and described ground loop is arranged on described conduit two ends, and described conduit two ends are provided with the screw thread bank part for connecting.
2. a kind of intelligent electric magnetic flow transducers according to claim 1, is characterized in that, described modular converter is arranged on circuit board; Described modular converter comprises the MCU processing unit of processing each unit of described modular converter for controlling, signal processing unit for detection of flow and switching signal, for signal output and the communication unit that the signal of handling well is exported, be used to the power supply unit of each unit power supply of described modular converter; Described signal processing unit and the output of described signal and communication unit are electrically connected with described MCU processing unit respectively, and described signal processing unit, described signal output and communication unit, described MCU processing unit are electrically connected with described power supply unit respectively; Described modular converter also comprises for the display unit of result after Graphics Processing with for carrying out the control module of external control operation, described display unit, described control module respectively with described MCU processing unit electrical connection.
3. a kind of intelligent electric magnetic flow transducers according to claim 2, is characterized in that, described display screen and the electrical connection of described display unit, described button and the electrical connection of described control module.
4. a kind of intelligent electric magnetic flow transducers according to claim 1, is characterized in that, described electromagnetic assembly is horizontally set on described conduit middle part.
5. a kind of intelligent electric magnetic flow transducers according to claim 1, is characterized in that, described electrode is vertically set on described conduit middle part.
6. a kind of intelligent electric magnetic flow transducers according to claim 5, is characterized in that, described conduit is also provided with the electrode tip holder for fixing described electrode, and described electrode is arranged in described electrode tip holder.
7. a kind of intelligent electric magnetic flow transducers according to claim 1, is characterized in that the body that described conduit is formed in one.
8. a kind of intelligent electric magnetic flow transducers according to claim 1, is characterized in that, described conduit two ends are also provided with the packoff being tightly connected while connecting for pipeline.
9. a kind of intelligent electric magnetic flow transducers according to claim 3, is characterized in that, described display screen, for by software control flip displays, reaches the LCDs of facing effect while realizing level and at right angle setting; Described button is capacitance touching control button.
10. a kind of intelligent electric magnetic flow transducers according to claim 3, is characterized in that, described modular converter also comprises for data being carried out to the wireless HART unit of wireless transmission, described wireless HART unit and the electrical connection of described MCU processing unit.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210259153.9A CN103575341A (en) | 2012-07-25 | 2012-07-25 | Intelligent electromagnetic flow sensor |
| DE212012000013U DE212012000013U1 (en) | 2011-09-29 | 2012-08-08 | Electromagnetic flowmeter |
| PCT/CN2012/079800 WO2013044690A1 (en) | 2011-09-29 | 2012-08-08 | Electromagnetic flow sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210259153.9A CN103575341A (en) | 2012-07-25 | 2012-07-25 | Intelligent electromagnetic flow sensor |
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| Publication Number | Publication Date |
|---|---|
| CN103575341A true CN103575341A (en) | 2014-02-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210259153.9A Pending CN103575341A (en) | 2011-09-29 | 2012-07-25 | Intelligent electromagnetic flow sensor |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104236645A (en) * | 2014-09-30 | 2014-12-24 | 四川泛华航空仪表电器有限公司 | Intelligent magnetic induction flux sensor |
| CN105987728A (en) * | 2015-02-17 | 2016-10-05 | 艾默生过程控制流量技术有限公司 | Electromagnetic flowmeter |
| CN107806914A (en) * | 2017-09-30 | 2018-03-16 | 上海邦芯物联网科技有限公司 | A kind of magnetic induction intellectual water meter |
| CN112504365A (en) * | 2020-11-25 | 2021-03-16 | 合肥工业大学 | Magnetic circuit structure optimization design method of electromagnetic flow sensor |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202255493U (en) * | 2011-09-29 | 2012-05-30 | 伊玛精密电子（苏州）有限公司 | Electromagnetic flow sensor |
| CN202836641U (en) * | 2012-07-25 | 2013-03-27 | 伊玛精密电子（苏州）有限公司 | Intelligent electromagnetic flow sensor |
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2012
- 2012-07-25 CN CN201210259153.9A patent/CN103575341A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202255493U (en) * | 2011-09-29 | 2012-05-30 | 伊玛精密电子（苏州）有限公司 | Electromagnetic flow sensor |
| CN202836641U (en) * | 2012-07-25 | 2013-03-27 | 伊玛精密电子（苏州）有限公司 | Intelligent electromagnetic flow sensor |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104236645A (en) * | 2014-09-30 | 2014-12-24 | 四川泛华航空仪表电器有限公司 | Intelligent magnetic induction flux sensor |
| CN104236645B (en) * | 2014-09-30 | 2017-09-29 | 四川泛华航空仪表电器有限公司 | Intelligent magnetic inductive flow sensor |
| CN105987728A (en) * | 2015-02-17 | 2016-10-05 | 艾默生过程控制流量技术有限公司 | Electromagnetic flowmeter |
| CN105987728B (en) * | 2015-02-17 | 2023-06-06 | 艾默生过程控制流量技术有限公司 | Electromagnetic flowmeter |
| CN107806914A (en) * | 2017-09-30 | 2018-03-16 | 上海邦芯物联网科技有限公司 | A kind of magnetic induction intellectual water meter |
| CN112504365A (en) * | 2020-11-25 | 2021-03-16 | 合肥工业大学 | Magnetic circuit structure optimization design method of electromagnetic flow sensor |
| CN112504365B (en) * | 2020-11-25 | 2022-05-20 | 合肥工业大学 | Magnetic circuit structure optimization design method of electromagnetic flow sensor |
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Application publication date: 20140212 |