CN105737914A - Magnetic induction pulse fluid flow metering device - Google Patents
Magnetic induction pulse fluid flow metering device Download PDFInfo
- Publication number
- CN105737914A CN105737914A CN201610213126.6A CN201610213126A CN105737914A CN 105737914 A CN105737914 A CN 105737914A CN 201610213126 A CN201610213126 A CN 201610213126A CN 105737914 A CN105737914 A CN 105737914A
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- China
- Prior art keywords
- metering device
- magnetic
- fluid flow
- device body
- magnetic induction
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/56—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using electric or magnetic effects
- G01F1/58—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using electric or magnetic effects by electromagnetic flowmeters
- G01F1/582—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using electric or magnetic effects by electromagnetic flowmeters without electrodes
Abstract
The invention relates to a magnetic induction pulse fluid flow metering device which comprises a metering device body, wherein a medium diversion cavity is formed in the metering device body. The device also comprises an impeller shaft and impellers, wherein the upper end of the impeller shaft is exposed outside the metering device body, and magnetic steel is coaxially and fixedly arranged at the upper end of the impeller shaft; an even number of equally divided magnetic areas are arranged on the magnetic steel, and magnetic poles of every two adjacent magnetic areas are opposite. The device further comprises a high-magnetic permeability stator piece, bobbin cores fixedly arranged at the two ends of the high-magnetic permeability stator piece, coils wound on the bobbin cores and an intelligent plate connected with the coils and used for acquiring pulse signals on the coils and converting the pulse signals into fluid flow information, a magnetic pole cavity is formed in the high-magnetic permeability stator piece, and the magnetic steel is positioned in the magnetic pole cavity. The device has no requirement on the electric conductivity of a measurement medium, and the medium can be electrically conductive and electrically nonconductive, so that the device is wide in application range, high in measurement accuracy and higher in low-flow test accuracy; in addition, the inner wall of the medium diversion cavity does not need to be lined, so that the manufacturing cost is low.
Description
Technical field
The present invention relates to fluid metering field, particularly to a kind of magnetic induction pulses fluid flow metering device.
Background technology
Existing electromagnetic flowmeter, fluid must be able to conduction, and the flowing by fluid carrys out cutting magnetic line, and effusion meter can only measure the conductivity fluid flow more than 5 μ s/m media.And medium diversion cavity inwall must carry out lining, medium and medium diversion cavity to be played the effect of electric isolution.Additionally, be difficult to accurate measurement when flow is less.
Summary of the invention
It is an object of the invention to overcome disadvantage mentioned above, a kind of magnetic induction pulses fluid flow metering device is provided, this device is to measuring medium without conductivity requirements, medium can be can not conducting electricity of can conducting electricity, applied range, and certainty of measurement is high, tests more accurate during low discharge, in addition medium diversion cavity inwall need not carry out lining, low cost of manufacture.
nullThe present invention is achieved in that a kind of magnetic induction pulses fluid flow metering device，Including metering device body，Described metering device is originally internal is provided with medium diversion cavity，It is characterized in that: this device also includes being rotationally connected with in medium diversion cavity and the perpendicular impeller axle of axis and media flow direction and be fixedly arranged on the impeller on impeller axle，The upper end of described impeller axle is placed on metering device after metering device body, and this is external and be coaxially installed with magnet steel，The magnetic pole that described magnet steel is provided with the even number magnetic regions of decile and adjacent two magnetic regions is contrary，Described magnetic induction pulses fluid flow metering device also includes the high magnetic conduction stator piece being fixedly arranged on metering device body、It is fixedly arranged on the coil holder iron core at high magnetic conduction stator piece two ends、Be wound in the coil on coil holder iron core and be connected with coil for the pulse signal obtaining on coil the intelligent plate that pulse signal is converted to fluid flow information，Described high magnetic conduction stator piece is provided with magnetic pole chamber，Described magnet steel is positioned at magnetic pole intracavity.
In order to be able to carry out self-powered, described impeller axle upper end is also coaxially installed with generating rotor, and described metering device body is fixedly provided with the generating stator mechanism matched with the rotor that generates electricity.
In order to show flow values better, described intelligent plate is also associated with the display screen for showing flow values, being additionally provided with the rechargeable battery for powering to intelligent plate and display screen on described intelligent plate, described generating stator mechanism is connected with rechargeable battery and rechargeable battery is charged.
In order to prevent fluid from leaking outside, avoiding fluid to contaminate coil simultaneously, increase the service life, described magnet steel and generating rotor outer periphery are arranged with non-magnetic seal closure, and described non-magnetic seal closure is provided with under shed and opening periphery and is tightly connected with the formation of metering device body.
In order to make measurement result more accurate, described high magnetic conduction stator piece, coil holder iron core and coil are covered with the Antimagnetic hood for preventing external magnetic field from disturbing.
In order to enable to be attached with remote terminal, flow values is conveyed directly to remote terminal, magnetic induction pulses fluid flow metering device is monitored in real time simultaneously, described intelligent plate is additionally provided with wireless communication module.
Preferably, described wireless communication module is the transmitting antenna being connected with intelligent plate.
Compared to prior art, the invention have the advantages that
(1) magnetic induction pulses fluid flow metering device provided by the invention, to measuring medium without conductivity requirements, medium can be can not conducting electricity of can conducting electricity, applied range, and certainty of measurement is high, during low discharge, test is more accurate, and medium diversion cavity inwall need not carry out lining, low cost of manufacture in addition；
(2) magnetic induction pulses fluid flow metering device provided by the invention, is provided with generating rotor and generating stator mechanism, can carry out self-powered, it is not necessary to additionally lay electric wire, be suitable to high-volume and install configuration on a large scale；
(3) magnetic induction pulses fluid flow metering device provided by the invention, magnet steel and generating rotor outer periphery are arranged with non-magnetic seal closure, can not only prevent fluid from leaking outside, and avoid fluid to contaminate coil, increase the service life；
(4) magnetic induction pulses fluid flow metering device provided by the invention, high magnetic conduction stator piece, coil holder iron core and coil is covered with the Antimagnetic hood for preventing external magnetic field from disturbing so that measurement result is more accurate；
(5) magnetic induction pulses fluid flow metering device provided by the invention, it is provided with wireless communication module, can be attached with remote terminal, the reading of metering device is conveyed directly to remote terminal, magnetic induction pulses apparatus for metering fluids can be monitored in real time simultaneously, reduce management cost；
(6) magnetic induction pulses fluid flow metering device provided by the invention, simple in construction, serviceability are reliable, low cost of manufacture, it is easy to popularization and application.
Accompanying drawing explanation
The invention will be further described in conjunction with the embodiments with reference to the accompanying drawings:
Fig. 1 is the structural representation of magnetic induction pulses fluid flow metering device of the present invention；
Fig. 2 is the partial enlarged drawing of A in Fig. 1；
Fig. 3 is the B-B sectional view of Fig. 1；
Fig. 4 is the structural representation of magnet steel in Fig. 1；
The oscillogram of pulse signal when Fig. 5 is low discharge；
The oscillogram of pulse signal when Fig. 6 is big flow.
Symbol description in figure: 1, metering device body, 2, medium diversion cavity, 3, impeller axle, 4, impeller, 5, magnet steel, 5-1, magnetic regions, 6, high magnetic conduction stator piece, 6-1, magnetic pole chamber, 7, coil holder iron core, 8, coil, 9, intelligent plate, 10, generating rotor, 11, generating stator mechanism, 12, display screen, 13, non-magnetic seal closure, 14, Antimagnetic hood, 15, transmitting antenna.
Detailed description of the invention
Below in conjunction with Figure of description and specific embodiment, present invention is described in detail:
nullAs shown in figs 1 to 6，For a kind of magnetic induction pulses fluid flow metering device provided by the invention，Including metering device body 1，It is provided with medium diversion cavity 2 in described metering device body 1，It is characterized in that: this device also includes being rotationally connected with in medium diversion cavity 2 and the perpendicular impeller axle 3 of axis and media flow direction and the impeller 4 that is fixedly arranged on impeller axle 3，The upper end of described impeller axle 3 is placed on outside metering device body 1 after metering device body 1 and is coaxially installed with magnet steel 5，As shown in Figure 4，The magnetic pole of two magnetic regions 5-1 and two magnetic regions 5-1 that described magnet steel 5 is provided with decile is contrary，Such as Fig. 2、Shown in Fig. 3，Described magnetic induction pulses fluid flow metering device also includes the high magnetic conduction stator piece 6 being fixedly arranged on metering device body 1、It is fixedly arranged on the coil holder iron core 7 at high magnetic conduction stator piece 6 two ends、Be wound in the coil 8 on coil holder iron core 7 and be connected with coil 8 for the pulse signal obtaining on coil 8 intelligent plate 9 that pulse signal is converted to fluid flow information，Described high magnetic conduction stator piece 6 is provided with magnetic pole chamber 6-1，Described magnet steel 5 is positioned at magnetic pole chamber 6-1.
Magnetic induction pulses fluid flow metering device provided by the invention, can impeller 4 rotate when fluid flows through from medium diversion cavity 2, when impeller 4 rotates, the magnet steel 5 of impeller axle 3 upper end rotates, magnetic pole is passed to coil holder iron core 7 by high magnetic conduction stator piece 6 by magnet steel 5, owing to magnet steel 5 is provided with different magnetic poles, so the magnetic pole on coil holder iron core 7 is in continuous change when rotating, coil 8 is made to produce the induced voltage pulse signal that quantity is corresponding with discharge, intelligent plate 9 receives the pulse signal of induced voltage, and pulse signal is converted to fluid flow information exports.As it is shown in figure 5, the oscillogram of pulse signal when being low discharge, as shown in Figure 6, the oscillogram of pulse signal during for big flow.Demand according to precision, the even number magnetic regions 5-1, magnetic regions 5-1 that can be provided with decile on magnet steel 5 are more many, and certainty of measurement is more high.
As shown in Figure 1, 2, in order to be able to carry out self-powered, described impeller axle 3 upper end is also coaxially installed with generating rotor 10, and described metering device body 1 is fixedly provided with the generating stator mechanism 11 matched with the rotor 10 that generates electricity.
As shown in Figure 1, 2, in order to show flow values better, described intelligent plate 9 is also associated with the display screen 12 for showing flow values, being additionally provided with the rechargeable battery for powering to intelligent plate 9 and display screen 12 on described intelligent plate 9, described generating stator mechanism 11 is connected with rechargeable battery and rechargeable battery is charged.
As shown in Figure 1, 2, in order to prevent fluid from leaking outside, avoid fluid to contaminate coil simultaneously, increase the service life, described magnet steel 5 and generating rotor 10 periphery are arranged with non-magnetic seal closure 13, and described non-magnetic seal closure 13 is provided with under shed and opening periphery and is tightly connected with metering device body 1 formation.
As shown in Figure 1, 2, in order to make measurement result more accurate, described high magnetic conduction stator piece 6, coil holder iron core 7 and coil 8 are covered with the Antimagnetic hood 14 for preventing external magnetic field from disturbing.
In order to enable to be attached with remote terminal, flow values is conveyed directly to remote terminal, magnetic induction pulses fluid flow metering device is monitored in real time simultaneously, described intelligent plate 9 is additionally provided with wireless communication module.Can be attached with remote terminal, the reading of metering device is conveyed directly to remote terminal, magnetic induction pulses apparatus for metering fluids can be monitored in real time simultaneously, reduce management cost.
As shown in Figure 1, 2, described wireless communication module is the transmitting antenna 14 being connected with intelligent plate 9.
Technical scheme is simply explained in detail by above-mentioned detailed description of the invention, and the present invention is not only limited only to above-described embodiment, every any improvement according to the principle of the invention or replacement, all should within protection scope of the present invention.
Claims (7)
- null1. a magnetic induction pulses fluid flow metering device，Including metering device body (1)，It is provided with medium diversion cavity (2) in described metering device body (1)，It is characterized in that: this device also includes being rotationally connected with in medium diversion cavity (2) and the perpendicular impeller axle (3) of axis and media flow direction and the impeller (4) that is fixedly arranged on impeller axle (3)，The upper end of described impeller axle (3) is placed on metering device body (1) after metering device body (1) and is installed with outward and coaxially magnet steel (5)，The magnetic pole that described magnet steel (5) is provided with the even number magnetic regions (5-1) of decile and adjacent two magnetic regions (5-1) is contrary，Described magnetic induction pulses fluid flow metering device also includes the high magnetic conduction stator piece (6) being fixedly arranged on metering device body (1)、It is fixedly arranged on the coil holder iron core (7) at high magnetic conduction stator piece (6) two ends、Be wound in the coil (8) on coil holder iron core (7) and be connected with coil (8) for the pulse signal obtained on coil (8) the intelligent plate (9) that pulse signal is converted to fluid flow information，Described high magnetic conduction stator piece (6) is provided with magnetic pole chamber (6-1)，Described magnet steel (5) is positioned at magnetic pole chamber (6-1).
- 2. magnetic induction pulses fluid flow metering device according to claim 1, it is characterized in that: described impeller axle (3) upper end is also coaxially installed with generating rotor (10), and described metering device body (1) is fixedly provided with generating stator mechanism (11) matched with the rotor that generates electricity (10).
- 3. magnetic induction pulses fluid flow metering device according to claim 2, it is characterized in that: described intelligent plate (9) is also associated with the display screen (12) for showing flow values, being additionally provided with the rechargeable battery for powering to intelligent plate (9) and display screen (12) on described intelligent plate (9), described generating stator mechanism (11) is connected with rechargeable battery and rechargeable battery is charged.
- 4. magnetic induction pulses fluid flow metering device according to claim 2, it is characterized in that: described magnet steel (5) and generating rotor (10) periphery are arranged with non-magnetic seal closure (13), and described non-magnetic seal closure (13) is provided with under shed and opening periphery and is tightly connected with metering device body (1) formation.
- 5. the magnetic induction pulses fluid flow metering device according to any one of claim 1-4, it is characterised in that: described high magnetic conduction stator piece (6), coil holder iron core (7) and coil (8) are covered with the Antimagnetic hood (14) for preventing external magnetic field from disturbing.
- 6. the magnetic induction pulses fluid flow metering device according to any one of claim 1-4, it is characterised in that: described intelligent plate is additionally provided with wireless communication module on (9).
- 7. magnetic induction pulses fluid flow metering device according to claim 6, it is characterised in that: described wireless communication module is the transmitting antenna (15) being connected with intelligent plate (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610213126.6A CN105737914A (en) | 2016-04-07 | 2016-04-07 | Magnetic induction pulse fluid flow metering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610213126.6A CN105737914A (en) | 2016-04-07 | 2016-04-07 | Magnetic induction pulse fluid flow metering device |
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| CN105737914A true CN105737914A (en) | 2016-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610213126.6A Pending CN105737914A (en) | 2016-04-07 | 2016-04-07 | Magnetic induction pulse fluid flow metering device |
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| CN (1) | CN105737914A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106289417A (en) * | 2016-10-27 | 2017-01-04 | 智润科技有限公司 | Magnetic induction pulses metering diaphragm gas meter |
| CN112082606A (en) * | 2020-08-20 | 2020-12-15 | 长江武汉航道工程局 | Wireless remote transmission electromagnetic flowmeter power supply system |
| CN113932859A (en) * | 2021-10-19 | 2022-01-14 | 大庆市镁龙测控技术有限公司 | Intelligent flowmeter with wide and adjustable measurement range |
| CN116928654A (en) * | 2023-07-14 | 2023-10-24 | 江苏国源管业有限公司 | Waste heat boiler for recovering waste steam heat by utilizing flash evaporation technology |
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| EP0439070A1 (en) * | 1990-01-20 | 1991-07-31 | Kimmon Manufacturing Co., Ltd. | Automatic power generation type flowmeter |
| CN2225666Y (en) * | 1994-04-26 | 1996-04-24 | 任洪周 | Digital water meter |
| KR20020094995A (en) * | 2001-06-11 | 2002-12-20 | 주식회사 블루맥스 커뮤니케이션 | An independent electric power device for automatic meter reading system |
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| CN203551024U (en) * | 2013-11-26 | 2014-04-16 | 广州市自来水公司 | Electronic water meter with magnetism-resistant structure |
| CN205642478U (en) * | 2016-04-07 | 2016-10-12 | 福建国仪上润投资有限公司 | Magnetic induction pulse fluid flow metering device |
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2016
- 2016-04-07 CN CN201610213126.6A patent/CN105737914A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| EP0439070A1 (en) * | 1990-01-20 | 1991-07-31 | Kimmon Manufacturing Co., Ltd. | Automatic power generation type flowmeter |
| CN2225666Y (en) * | 1994-04-26 | 1996-04-24 | 任洪周 | Digital water meter |
| KR20020094995A (en) * | 2001-06-11 | 2002-12-20 | 주식회사 블루맥스 커뮤니케이션 | An independent electric power device for automatic meter reading system |
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| CN2864613Y (en) * | 2005-08-10 | 2007-01-31 | 陈伟平 | Water meter apparatus for weigen sensor |
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| CN203551024U (en) * | 2013-11-26 | 2014-04-16 | 广州市自来水公司 | Electronic water meter with magnetism-resistant structure |
| CN205642478U (en) * | 2016-04-07 | 2016-10-12 | 福建国仪上润投资有限公司 | Magnetic induction pulse fluid flow metering device |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106289417A (en) * | 2016-10-27 | 2017-01-04 | 智润科技有限公司 | Magnetic induction pulses metering diaphragm gas meter |
| CN112082606A (en) * | 2020-08-20 | 2020-12-15 | 长江武汉航道工程局 | Wireless remote transmission electromagnetic flowmeter power supply system |
| CN112082606B (en) * | 2020-08-20 | 2023-05-26 | 长江武汉航道工程局 | Wireless remote transmission electromagnetic flowmeter power supply system |
| CN113932859A (en) * | 2021-10-19 | 2022-01-14 | 大庆市镁龙测控技术有限公司 | Intelligent flowmeter with wide and adjustable measurement range |
| CN116928654A (en) * | 2023-07-14 | 2023-10-24 | 江苏国源管业有限公司 | Waste heat boiler for recovering waste steam heat by utilizing flash evaporation technology |
| CN116928654B (en) * | 2023-07-14 | 2024-03-19 | 江苏国源管业有限公司 | Waste heat boiler for recovering waste steam heat by utilizing flash evaporation technology |
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Effective date of registration: 20161202 Address after: 350015 floor, building No. 1, No. 1, tea hill road, Fuzhou, Fujian, China (FTA test area) Applicant after: ZHIRUN TECHNOLOGY CO.,LTD. Address before: 350015 Fuzhou Province, Mawei District, tea hill road, No. 1, building No. 2, east of the ground floor (FTA test area) (), No. 1 Applicant before: FUJIAN GUOYI SHANGRUN INVESTMENT Co.,Ltd. |
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Effective date of registration: 20180110 Address after: 350015 the 1 floor of No. 1 building, No. 1, tea mountain road, Mawei District, Fujian province (self trade test area) Applicant after: Fushui Zhilian Technology Co.,Ltd. Address before: 350015 floor, building No. 1, No. 1, tea hill road, Fuzhou, Fujian, China (FTA test area) Applicant before: ZHIRUN TECHNOLOGY CO.,LTD. |
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Application publication date: 20160706 |
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