CN207423282U - A kind of high-pressure type inserted electromagnet flow meter - Google Patents

A kind of high-pressure type inserted electromagnet flow meter Download PDF

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Publication number
CN207423282U
CN207423282U CN201721681390.9U CN201721681390U CN207423282U CN 207423282 U CN207423282 U CN 207423282U CN 201721681390 U CN201721681390 U CN 201721681390U CN 207423282 U CN207423282 U CN 207423282U
Authority
CN
China
Prior art keywords
pressure type
electrode
extension pipe
flow meter
flange
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.)
Expired - Fee Related
Application number
CN201721681390.9U
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Chinese (zh)
Inventor
马立伟
王东
张丽敏
白青松
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CHENGDE FISCHER-PORTER AUTOMATION EQUIPMENT Co Ltd
Original Assignee
CHENGDE FISCHER-PORTER AUTOMATION EQUIPMENT Co Ltd
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Filing date
Publication date
Application filed by CHENGDE FISCHER-PORTER AUTOMATION EQUIPMENT Co Ltd filed Critical CHENGDE FISCHER-PORTER AUTOMATION EQUIPMENT Co Ltd
Priority to CN201721681390.9U priority Critical patent/CN207423282U/en
Application granted granted Critical
Publication of CN207423282U publication Critical patent/CN207423282U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of high-pressure type inserted electromagnet flow meters, column is lengthened including converter and electrode, with being connected small flanged joint below the converter, extension pipe is equipped with below the small flange of connection, the lengthening tube outer surface is provided with instrument flange, and high-pressure type mounting flange is fixed with below the instrument flange;The extension pipe lower end is connected by welding with high-voltage probe;One end and the straight tube of high-pressure type mounting flange welding are fixed on the extension pipe periphery wall;The electrode lengthens and stretches into the high-pressure type electrode inside the electrode lengthening column equipped with one end below column, the other end of the high-pressure type electrode passes through the electrode insulation seat being fixed on the high-voltage probe, and is embedded in by the barb on the high-pressure type electrode tapered electrode head in the electrode insulation seat.The utility model realizes rate-of flow and accurately measures, is stable and reliable in work, will not occur to leak security incident.

Description

A kind of high-pressure type inserted electromagnet flow meter
Technical field
The utility model is related to electromagnetic flowmeter more particularly to heavy caliber, high-pressure conductive flow of liquid medium measurement, which is used, to be inserted Enter formula electromagnetic flowmeter.
Background technology
Nowadays the measurement of the rate-of flows such as large diameter pipeline liquid, gas, steam is based on energy saving, economy, installation The factors such as the convenience of maintenance, mostly using inserting-type flowmeter, such as mean velocity tube flowmeter, bi toba flow meter, plug-in type electricity Magnetic flowmeter etc..Wherein conductive fluid medium usually selects inserted electromagnet flow meter, and reliable operation, measurement is accurate, installation, dimension Shield, periodic calibration or calibrating are convenient, buying, installation, maintenance cost relative moderate.Compared with other types inserting-type flowmeter such as Mean velocity tube flowmeter, bi toba flow meter etc., based on its principles and structure form, inserted electromagnet flow meter is especially suitable In dirty conductive fluid medium (containing solid particle, bubble etc.), do not occur other types inserting-type flowmeter impulse pipeline blockage, It measures unstable, distorted signals, phenomena such as accuracy declines, user is subject to will be widely welcomed in practical application.
Large diameter pipeline medium pressure liquid is usually relatively low, therefore inserted electromagnet flow meter structure design currently on the market It is suitable for the flow measurement of low pressure hydraulic piping conductive fluid medium more, is measured for high-pressure liquid medium and easily generate dielectric leakage Phenomenon causes security incident, does not apply to such occasion.Usually select other types inserting-type flowmeter, as mean velocity tube flowmeter, Bi toba flow meter etc., such instrument are based on its principles and structure form, and the flow for not being suitable for dirty liquid medium is surveyed Amount.
Based on above-mentioned present situation, for heavy caliber, high pressure, the especially dirty conductive fluid medium of high pressure, it is badly in need of a kind of high-pressure type Inserted electromagnet flow meter come solve the problems, such as rate-of flow accurately measure, it is stable and reliable in work, do not occur leak security incident.
Utility model content
The purpose of this utility model is to provide a kind of high-pressure type inserted electromagnet flow meter, solves rate-of flow and accurately surveys The problem of measuring, be stable and reliable in work, not occurring to leak security incident.
In order to solve the above technical problems, the utility model adopts the following technical solution:
A kind of high-pressure type inserted electromagnet flow meter of the utility model, including converter, the converter lower end is with being connected The upper end of small flange connects, the upper end of the lower end connection tubulose connector of the small flange of connection, outside the lower end of the connector Side is fixedly connected with extension pipe upper end, and extension pipe upper end outer surface is provided with instrument flange, and the instrument flange lower end is fixed There is high-pressure type mounting flange;The extension pipe lower end is connected by welding with high-voltage probe, fixed on the extension pipe periphery wall There are one end and the straight tube of high-pressure type mounting flange welding, the straight tube is used to match with the perforate on rate-of flow testing tube Connection;The extension pipe internal perisporium is equipped with to reinforce the stainless steel sleeve for connecting the extension pipe and the high-voltage probe, and Being equipped on the inside of the stainless steel sleeve prevents conductive insulation sleeve;The extension pipe is internally provided with two magnet exciting coil leads and two Output line, one end of two magnet exciting coil leads are connected on the converter, and the other end connects set respectively It puts on the field coil assembly inside the extension pipe;One end of two output lines is connected to the conversion On device, the other end is connected to two electrodes inside the extension pipe and lengthens on column, and two electrodes lengthen column point The both sides of the field coil assembly are not arranged on;The electrode is lengthened and stretched into below column equipped with one end in the electrode lengthening column The high-pressure type electrode in portion, the tapered electrode head of the high-pressure type electrode other end, which passes through, to be fixed on the high-voltage probe bottom After electrode insulation seat, the barb of the tapered electrode head two side ends on the high-pressure type electrode is embedded in the electrode insulation seat.
Further, the converter is fixedly connected on by mounting screw on the small flange of connection.
Further, the instrument flange is fixedly connected with the high-pressure type mounting flange by fastener.
Further, the metal ring for sealing is equipped between the instrument flange and the high-pressure type mounting flange Pad.
Further, two output lines are separately fixed at the electrode by signal clamp nut and lengthen column On.
Further, the high-pressure type electrode be equipped with thread segment, and the thread segment be located at the electrode insulation seat and The electrode is lengthened between column.
Further, the high-pressure type electrode is solid by being threadedly coupled by stop nut and clamp nut with thread segment It is scheduled on the electrode insulation seat.
Further, the clamp nut is arranged below the stop nut, and the clamp nut and the electricity Being equipped between the insulating base of pole prevents conductive insulation spacer.
Further, the inside side compression electrode insulation seat of the bead portion of the sound end of the high-voltage probe, for preventing Electrode insulation seat alice.
Compared with prior art, the advantageous effects of the utility model:
The utility model is on the basis of standard type inserted electromagnet flow meter, by the improvement of structure, mating corresponding high pressure Type mounting flange and installation fastener, gasket seal, realize heavy caliber, especially high pressure, the dirty conductive fluid medium stream of high pressure The accurate measurement of amount, it is stable and reliable in work, dielectric leakage phenomenon is thoroughly eradicated, stress levels can reach 1500LB and (be equal to PN26.0MPa);Instrument reduces user's buying, maintenance cost, extends plug-in type electromagnetism convenient for in-site installation, repair simultaneously The application range of flowmeter flowmeter has widened the market scope of supply of manufacturer, improves the market competitiveness of manufacturer.
Description of the drawings
The utility model is described in further detail for explanation below in conjunction with the accompanying drawings.
Fig. 1 is the utility model high-pressure type inserted electromagnet flow meter structure sectional view;
Fig. 2 is the utility model high-pressure type inserted electromagnet flow meter front view figure;
Fig. 3 is partial schematic diagram at the utility model high-pressure type inserted electromagnet flow meter A;
Fig. 4 is partial schematic diagram at the utility model high-pressure type inserted electromagnet flow meter B;
Fig. 5 is the utility model high-pressure type inserted electromagnet flow meter partial sectional view;
Reference sign:1st, converter;2nd, mounting screw;3rd, small flange is connected;4th, connector;5th, instrument flange;6、 Magnet exciting coil lead;7th, output line;8th, extension pipe;9th, signal wire clamp nut;10th, stainless steel sleeve;11st, electrode lengthens Column;12nd, field coil assembly;13rd, insulation sleeve;14th, stop nut;15th, clamp nut;16th, insulation spacer;17th, high-pressure type electricity Pole;18th, electrode insulation seat;19th, high-voltage probe;20th, high-pressure type mounting flange;21st, barb;22nd, fastener;23rd, metal ring Pad;24th, seal groove;25th, straight tube.
Specific embodiment
As depicted in figs. 1 and 2, a kind of high-pressure type inserted electromagnet flow meter, including converter 1,1 lower end of converter It is fixedly connected on by mounting screw 2 on the small flange 3 of connection, small 3 lower end of flange of connection is connected with tubulose connector 4, institute 4 lower end outside of connector is stated equipped with extension pipe 8, (outer diameter Φ 80mm, wall thickness are not less than extension pipe 8 using heavy wall stainless steel tube 14mm, material usually select 316SS), compressive resistance can reach 1500LB (being equal to PN26.0MPa), 8 appearance of extension pipe Face is provided with instrument flange 5, and the pattern of the instrument flange is put down to thicken slip-on-welding plate flange or other pattern flanges such as band neck Welding method is blue, band neck W.N flange, and the seal form of the instrument flange is ring joint face, and 5 lower section of instrument flange is by tight Firmware 22 is fixedly connected with high-pressure type mounting flange 20, and is set between the instrument method 5 and the high-pressure type mounting flange 20 The metal ring pad 23 of sealing is useful for, the fastener 22 of selection and the metal ring pad 23 are suitable for high pressure occasion, Meet respective standard requirement.Be fixed on 8 periphery wall of extension pipe one end welded with the high-pressure type mounting flange 20 it is straight Pipe 25, the straight tube 25 are used to connect rate-of flow testing tube.
The extension pipe 8 is internally provided with two magnet exciting coil leads 6 and two output lines 7, two excitation wires One end of circle lead 6 is connected on the converter 1, and the other end connects respectively is arranged on encouraging inside the extension pipe 8 In magnetic coil assemblies 12;One end of two output lines 7 is connected on the converter 1, and other end difference is equal The electrode is separately fixed at by signal clamp nut 9 to lengthen on column 11, and two electrodes lengthen column 11 and set respectively In the both sides of the field coil assembly 12;The electrode lengthens 11 lower section of column and is stretched into equipped with one end in the electrode lengthening column 11 The high-pressure type electrode 17 in portion, the other end of the high-pressure type electrode 17 pass through the electrode insulation being fixed on the high-voltage probe 19 Seat 18.
As described in Fig. 3-5, the extension pipe 8 is connected and sealed with high-voltage probe 19 using welding method, is welded after welding It is smooth to stitch turning, 8 internal perisporium of extension pipe is equipped with connects the extension pipe 8 and the high-voltage probe 19 not for reinforcing Become rusty steel bushing 10, and 10 inside of the stainless steel sleeve is equipped with the insulation sleeve 13 for preventing conduction;The sound end of the high-voltage probe 19 The head inside side compression of bead portion, for preventing 18 alice of electrode insulation seat, while plays sealing effect, and the high pressure is visited First 19 length is more than the length of the straight tube 25, and is adapted with rate-of flow testing tube.
17 outer wall of high-pressure type electrode is equipped with screw thread, and by stop nut 14 and clamp nut 15 by the high-pressure type Electrode 17 is fixed on the electrode insulation seat 18, and is embedded in by the barb 21 on the 17 tapered electrode head of high-pressure type electrode In the electrode insulation seat 18, it is big that the high-voltage motor 17 is connected through a screw thread 15 intensity of clamp nut, by described tight Gu nut 15 screws, it is close with the electrode insulation seat 18 to be more conducive to electrode head reference cone body portion, seal groove 24 Cooperation, makes measurement medium not enter the extension pipe 8, the high-pressure type electrode 17, the electrode insulation seat 18 and the height In the airtight cavity that pressure probe 19 is formed;The clamp nut 15 is arranged on 14 lower section of stop nut, and the fastening Being equipped between nut 15 and the electrode insulation seat 18 prevents conductive insulation spacer 16.
The action process of the utility model is as follows:
First, a diameter and the perforate of 25 interporal lacuna of straight tube cooperation are opened up on tested rate-of flow testing tube, and Straight tube 25 is inserted into rate-of flow testing tube, high-voltage probe 19 is allow to touch the medium of rate-of flow test Bottomhole pressure, After energization, rate-of flow testing tube is opened, dissolution medium when medium flow field inflow-rate of water turbine timing, passes through field coil assembly 12 and height Die mould electrode 17 generates induced voltage respectively, and is respectively transmitted induced voltage by magnet exciting coil lead 6 and output line 7 Onto converter 1, and display data.
Embodiment described above is only that the preferred embodiment of the utility model is described, not to the utility model Scope is defined, and on the premise of the spirit of the design of the utility model is not departed from, those of ordinary skill in the art are new to this practicality The various modifications and improvement that the technical solution of type is made should all fall into the protection domain that the utility model claims book determines It is interior.

Claims (9)

1. a kind of high-pressure type inserted electromagnet flow meter, it is characterised in that:Including converter, the converter lower end is small with being connected The upper end connection of flange, the upper end of the lower end connection tubulose connector of the small flange of connection, the lower end outside of the connector Extension pipe upper end is fixedly connected with, extension pipe upper end outer surface is provided with instrument flange, and the instrument flange lower end is fixed with High-pressure type mounting flange;The extension pipe lower end is connected by welding with high-voltage probe, is fixed on the extension pipe periphery wall One end and the straight tube of high-pressure type mounting flange welding, the straight tube are used to match company with the perforate on rate-of flow testing tube It connects;The extension pipe internal perisporium is equipped with to reinforce the stainless steel sleeve for connecting the extension pipe and the high-voltage probe, and institute It states to be equipped on the inside of stainless steel sleeve and prevents conductive insulation sleeve;The extension pipe is internally provided with two magnet exciting coil leads and two letters Number output line, one end of two magnet exciting coil leads are connected on the converter, and the other end connects setting respectively On the field coil assembly inside the extension pipe;One end of two output lines is connected to the converter On, the other end is connected to two electrodes inside the extension pipe and lengthens on column, and two electrodes lengthen column difference It is arranged on the both sides of the field coil assembly;The electrode is lengthened and stretched into below column equipped with one end inside the electrode lengthening column High-pressure type electrode, the tapered electrode head of the high-pressure type electrode other end passes through the electricity being fixed on the high-voltage probe bottom After the insulating base of pole, the barb of the tapered electrode head two side ends on the high-pressure type electrode is embedded in the electrode insulation seat.
2. high-pressure type inserted electromagnet flow meter according to claim 1, it is characterised in that:The converter passes through installation Screw is fixedly connected on the small flange of connection.
3. high-pressure type inserted electromagnet flow meter according to claim 1, it is characterised in that:The instrument flange with it is described High-pressure type mounting flange is fixedly connected by fastener.
4. high-pressure type inserted electromagnet flow meter according to claim 3, it is characterised in that:The instrument flange with it is described The metal ring pad for sealing is equipped between high-pressure type mounting flange.
5. high-pressure type inserted electromagnet flow meter according to claim 1, it is characterised in that:Two output lines The electrode is separately fixed at by signal clamp nut to lengthen on column.
6. high-pressure type inserted electromagnet flow meter according to claim 1, it is characterised in that:It is set on the high-pressure type electrode There is thread segment, and the thread segment is located between the electrode insulation seat and electrode lengthening column.
7. high-pressure type inserted electromagnet flow meter according to claim 6, it is characterised in that:The high-pressure type electrode passes through It is threadedly coupled and is fixed on the electrode insulation seat with thread segment by stop nut and clamp nut.
8. high-pressure type inserted electromagnet flow meter according to claim 7, it is characterised in that:The clamp nut is arranged on Below the stop nut, and the insulation spacer for preventing conduction is equipped between the clamp nut and the electrode insulation seat.
9. high-pressure type inserted electromagnet flow meter according to claim 1, it is characterised in that:The probe of the high-voltage probe The inside side compression electrode insulation seat of bead portion at end, for preventing electrode insulation seat alice.
CN201721681390.9U 2017-12-06 2017-12-06 A kind of high-pressure type inserted electromagnet flow meter Expired - Fee Related CN207423282U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721681390.9U CN207423282U (en) 2017-12-06 2017-12-06 A kind of high-pressure type inserted electromagnet flow meter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721681390.9U CN207423282U (en) 2017-12-06 2017-12-06 A kind of high-pressure type inserted electromagnet flow meter

Publications (1)

Publication Number Publication Date
CN207423282U true CN207423282U (en) 2018-05-29

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ID=62397043

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201721681390.9U Expired - Fee Related CN207423282U (en) 2017-12-06 2017-12-06 A kind of high-pressure type inserted electromagnet flow meter

Country Status (1)

Country Link
CN (1) CN207423282U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021099153A1 (en) * 2019-11-22 2021-05-27 Endress+Hauser Flowtec Ag Magnetically inductive flow meter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021099153A1 (en) * 2019-11-22 2021-05-27 Endress+Hauser Flowtec Ag Magnetically inductive flow meter

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180529

Termination date: 20181206