CN102359801B - Abraded plate alarming device of electromagnetic flow gauge and installation process - Google Patents
Abraded plate alarming device of electromagnetic flow gauge and installation process Download PDFInfo
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- CN102359801B CN102359801B CN201110288207A CN201110288207A CN102359801B CN 102359801 B CN102359801 B CN 102359801B CN 201110288207 A CN201110288207 A CN 201110288207A CN 201110288207 A CN201110288207 A CN 201110288207A CN 102359801 B CN102359801 B CN 102359801B
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- electromagnetic flowmeter
- insulation
- conduit
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Abstract
The invention relates to an abraded plate alarming device of an electromagnetic flow gauge and an installation process. A lining rib plate is an annular plate with a notch; a connection plate is a strip-shaped plate and the strip-shaped plate is fixedly provided with a plurality of insulation columns and insulation nuts; two lining rib plates which are arranged at an interval are overlapped with a plurality of connection plates and the lining rib plates are fixedly connected with the connection plates through the insulation columns and the insulation nuts; a soldering plate is arranged between one lining rib plate and one connection plate, and each insulation column is connected with a metal thread column, so that a sensor is formed by the structure; the sensor is embedded inside a guide pipe of the electromagnetic flow gauge and a plurality of the metal thread columns on the sensor are fixedly connected with the inner wall of the guide pipe of the electromagnetic flow gauge; one end of a high-temperature resistant lead wire is connected with the soldering plate and the other end of the high-temperature resistant lead wire penetrates through an insulation wire bolt on the guide pipe of the electromagnetic flow gauge to be connected with an alarming circuit which is arranged in a junction box; and a layer of resin glue is arranged on the inner wall of the guide pipe of the electromagnetic flow gauge and the sensor is packaged in the resin glue. The abraded plate alarming device of the electromagnetic flow gauge, provided by the invention, has the effects that: an alarm is given out when the lining of the electromagnetic flow gauge is abraded to a critical thickness, so that the losses of personnel and properties, which are caused by catastrophic failures of the flow gauge, are avoided.
Description
Technical field
The present invention relates to a kind of electromagnetic flowmeter, particularly a kind of electromagnetic flowmeter scuff panel warning device and mounting process.
Background technology
Using a large amount of electromagnetic flowmeters in the current industry spot, these flowmeters in use wear condition of lining are fathomless, have only flowmeter to break down and find just when not working that lining has been worn.Usually can cause total system not run well this moment.Therefore the state of wear of knowing the electromagnetic flowmeter lining in advance becomes the key of electromagnetic flowmeter safe handling.
Summary of the invention
The purpose of this invention is to provide a kind of electromagnetic flowmeter scuff panel warning device and mounting process, this device can send warning when the electromagnetic flowmeter lining may wear to critical thickness, causes the loss of personnel and property to avoid the flowmeter catastrophic failure.
The present invention is for realizing above-mentioned purpose; The technical scheme that is adopted is: a kind of electromagnetic flowmeter scuff panel warning device; The conduit that comprises electromagnetic flowmeter; It is characterized in that: also comprise insulation column, insulation nut, liner gusset, web joint, outlet bolt, high temperature resistant wire, metal threaded post, weld tabs, resin glue and warning circuit, said liner gusset is the annular plate that has a breach; Said web joint is the strip plate, fixing several insulated columns and insulation nut on the strip plate; The several web joints of overlap joint are fixed together through insulated column and insulation nut on two liner gussets of spacing setting; Between a liner gusset and a web joint, a weld tabs is set; On each insulated column, connect a metal threaded post, above structure constitutes sensor; The conduit of said electromagnetic flowmeter is embedded in sensor; Metal threaded post of on the sensor several and electromagnetic flowmeter pipe inner wall are fixed together; One end of said high temperature resistant wire is connected with weld tabs; The other end of high temperature resistant wire passes the warning circuit that is provided with in insulated wire bolt that the electromagnetic flowmeter conduit is provided with and the terminal box and is connected, and on the inwall of electromagnetic flowmeter conduit, is provided with one deck resin glue, and sensor package is in resin glue.
A kind of electromagnetic flowmeter scuff panel warning device mounting process, it is characterized in that: step is following:
1., several metal threaded posts are welded on the electromagnetic flowmeter pipe inner wall with the screw thread welding machine;
Several insulation columns that 2., will clean up are screwed to respectively on each metal threaded post;
3., two ring-type liner gussets are put into respectively on the fixing number of turns insulation column in electromagnetic flowmeter pipe inner wall two ends through several through holes that have on its gusset; Axially be placed on several web joints on several insulation columns of electromagnetic flowmeter pipe inner wall internal fixation through several through holes that have on its batten; Several web joint two ends and two ring-type liner gussets overlap; Simultaneously between the liner gusset and web joint lap-joint of fixing outlet bolt one end, place a weld tabs that is welded with high temperature resistant wire near the electromagnetic flowmeter conduit;
4., will clean up several the insulation nuts be screwed to respectively on each insulation column, liner gusset and web joint are compressed;
5., the linear amplifier UA and the in-phase input end of UB that high temperature resistant wire are passed in the warning circuit that is provided with in outlet bolt and the terminal box are connected;
6., conduit one end of line with rubber mould from the electromagnetic flowmeter of accomplishing above-mentioned assembling penetrated in the conduit, put trim ring, polyurethane resin adhesive is imported in the conduit to the trim ring plane along inlet orifice, refill loam cake at the electromagnetic flowmeter conduit other end;
7., the electromagnetic flowmeter conduit that will pour polyurethane resin adhesive into puts into 110 ℃ vulcanizing tank and vulcanizes, after 10 hours, remove the line with rubber mould and continue sulfuration and accomplish line with rubber after 24 hours.
Effect of the present invention is: when the electromagnetic flowmeter lining may wear to critical thickness, send warning and cause the loss of personnel and property to avoid the flowmeter catastrophic failure.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the A place enlarged drawing of Fig. 1.
Fig. 3 is the B place enlarged drawing of Fig. 1.
Fig. 4 is a line with rubber pre-structure synoptic diagram of the present invention.
Fig. 5 is the C-C cut-open view of Fig. 4.
Fig. 6 is the structural representation of line with rubber of the present invention after being worn.
Fig. 7 is a line with rubber procedure structure synoptic diagram of the present invention.
Fig. 8 is a warning circuit schematic diagram of the present invention.
Embodiment
Like Fig. 1,2,3,4,5, shown in 8: a kind of electromagnetic flowmeter scuff panel warning device; The conduit 1 that comprises electromagnetic flowmeter also comprises insulation column 2, insulation nut 3, liner gusset 4, web joint 5, outlet bolt 6, high temperature resistant wire 7, metal threaded post 8, weld tabs 9, resin glue 10 and warning circuit, and liner gusset 4 is for having the annular plate of a breach 4-1; Web joint 5 is the strip plate, fixing several insulated columns 2 and insulation nut 3 on strip plate 5; The several web joints 5 of overlap joint are fixed together through insulated column 2 and insulation nut 3 on two liner gussets 4 of spacing setting; Between a liner gusset 4 and a web joint 5, a weld tabs 9 is set; On each insulated column 2, connect a metal threaded post 8, above structure constitutes sensor; The conduit 1 of electromagnetic flowmeter is embedded in sensor; The metal threaded post 8 of on the sensor several is fixed together with electromagnetic flowmeter conduit 1 inwall; One end of high temperature resistant wire 7 is connected with weld tabs 9; The other end of high temperature resistant wire 7 passes the warning circuit that is provided with in insulated wire bolt 6 that electromagnetic flowmeter conduit 1 is provided with and the terminal box and is connected, and on the inwall of electromagnetic flowmeter conduit 1, is provided with one deck resin glue 10, and sensor package is in resin glue 10.
A kind of electromagnetic flowmeter scuff panel warning device mounting process, step is following:
1., several metal threaded post 8 usefulness screw thread welding machines are welded on electromagnetic flowmeter conduit 1 inwall;
3., two ring-type liner gussets 4 are put into respectively on the fixing number of turns insulation column 2 in electromagnetic flowmeter conduit 1 inwall two ends through several through holes that have on its gusset; Axially be placed on several web joints 5 on several insulation columns 2 of electromagnetic flowmeter conduit 1 inwall internal fixation through several through holes that have on its batten; Several web joint 5 two ends and two ring-type liner gussets 4 overlap; Simultaneously between the liner gusset 4 and web joint 5 lap-joints of fixing outlet bolt 6 one ends, place a weld tabs 9 that is welded with high temperature resistant wire 7 near electromagnetic flowmeter conduit 1;
4., several insulation nuts 3 that will clean up are screwed to respectively on each insulation column 2, liner gusset 4 and web joint 5 are compressed;
5., the linear amplifier UA and the in-phase input end of UB that high temperature resistant wire 7 are passed in the warning circuit that is provided with in outlet bolt 6 and the terminal box are connected;
6., conduit 1 one ends of line with rubber mould 11 from the electromagnetic flowmeter of accomplishing above-mentioned assembling are penetrated in the conduit 1; Put trim ring 12 at electromagnetic flowmeter conduit 1 other end; Polyurethane resin adhesive 10 is imported in the conduits to trim ring 12 planes along inlet orifice 14, refill loam cake 13;
7., the electromagnetic flowmeter conduit 1 that will pour polyurethane resin adhesive 10 into puts into 110 ℃ vulcanizing tank and vulcanizes, after 10 hours, remove line with rubber mould 11 and continue sulfuration and accomplish line with rubber after 24 hours.
Sensor is the netted sensor of processing with thick 304 corrosion resistant plates of δ 0.5mm.Warning circuit is made up of comparer, relay, adopts relay output.High temperature resistant wire is an AF-200 perfluoroethylene-propylene insulated cable.
Principle of work: when the electromagnetic flowmeter operate as normal, sensor to measuring guide () insulation resistance >=200M, greater than resistance R 3, comparer is not worked greatly, thus this moment do not have electric current to pass through, relay is in normally open.When lining was worn down to sensor, as shown in Figure 6, sensor was through measured medium and ground conducting; This moment sensor to measuring tube () insulation resistance promptly be the resistance of measured medium; Usually have only tens K, and make comparator toggles after resistance R 3 dividing potential drops, have electric current to pass through in the circuit; This moment relay closes, output alarm signal.And the function of measuring of electromagnetic flowmeter does not damage at this moment, still can operate as normal run well with the assurance system.
Claims (2)
1. electromagnetic flowmeter scuff panel warning device; The conduit (1) that comprises electromagnetic flowmeter; It is characterized in that: also comprise insulation column (2), insulation nut (3), liner gusset (4), web joint (5), outlet bolt (6), high temperature resistant wire (7), metal threaded post (8), weld tabs (9), resin glue (10) and warning circuit, said liner gusset (4) is for having the annular plate of a breach (4-1); Said web joint (5) is the strip plate, goes up fixing several insulation columns (2) and insulation nut (3) at strip plate (5); Going up the several web joints of overlap joint (5) at two liner gussets (4) of spacing setting is fixed together through insulation column (2) and insulation nut (3); Between a liner gusset (4) and a web joint (5), a weld tabs (9) is set; Go up a connection metal threaded post (8) at each insulation column (2), above structure constitutes sensor; The conduit of said electromagnetic flowmeter (1) is embedded in sensor; The metal threaded post of on the sensor several (8) is fixed together with electromagnetic flowmeter conduit (1) inwall; One end of said high temperature resistant wire (7) is connected with weld tabs (9); The other end of high temperature resistant wire (7) passes the warning circuit that is provided with in outlet bolt (6) that electromagnetic flowmeter conduit (1) is provided with and the terminal box and is connected; On the inwall of electromagnetic flowmeter conduit (1), be provided with one deck resin glue (10), sensor package is in resin glue (10).
2. electromagnetic flowmeter scuff panel warning device mounting process, it is characterized in that: step is following:
1., several metal threaded posts (8) are welded on electromagnetic flowmeter conduit (1) inwall with the screw thread welding machine;
Several insulation columns (2) that 2., will clean up are screwed to respectively on each metal threaded post (8);
3., two ring-type liner gussets (4) are put into respectively on the fixing number of turns insulation column (2) in electromagnetic flowmeter conduit (1) inwall two ends through several through holes that have on its gusset; Axially be placed on several web joints (5) on several insulation columns (2) of electromagnetic flowmeter conduit (1) inwall internal fixation through several through holes that have on its batten; Several web joints (5) two ends and two ring-type liner gussets (4) overlap; Going up between the liner gusset (4) and web joint (5) lap-joint of fixing outlet bolt (6) one ends, place a weld tabs (9) that is welded with high temperature resistant wire (7) simultaneously near electromagnetic flowmeter conduit (1);
4., will clean up several the insulation nuts (3) be screwed to respectively on each insulation column (2), liner gusset (4) and web joint (5) are compressed;
5., the linear amplifier UA and the in-phase input end of linear amplifier UB that high temperature resistant wire (7) are passed in the warning circuit that is provided with in outlet bolt (6) and the terminal box are connected;
6., conduit (1) one end of line with rubber mould (11) from the electromagnetic flowmeter of accomplishing above-mentioned assembling penetrated in the conduit (1); Put trim ring (12) at electromagnetic flowmeter conduit (1) other end; Polyurethane resin adhesive (10) is interior to trim ring (12) plane along inlet orifice (14) importing conduit, refill loam cake (13);
7., the electromagnetic flowmeter conduit (1) that will pour polyurethane resin adhesive (10) into puts into 110 ℃ vulcanizing tank and vulcanizes, after 10 hours, remove line with rubber mould (11) and continue sulfuration and accomplish line with rubber after 24 hours.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110288207A CN102359801B (en) | 2011-09-26 | 2011-09-26 | Abraded plate alarming device of electromagnetic flow gauge and installation process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110288207A CN102359801B (en) | 2011-09-26 | 2011-09-26 | Abraded plate alarming device of electromagnetic flow gauge and installation process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102359801A CN102359801A (en) | 2012-02-22 |
| CN102359801B true CN102359801B (en) | 2012-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110288207A Expired - Fee Related CN102359801B (en) | 2011-09-26 | 2011-09-26 | Abraded plate alarming device of electromagnetic flow gauge and installation process |
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| CN (1) | CN102359801B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109186439A (en) * | 2018-10-29 | 2019-01-11 | 中国船舶重工集团公司第七0七研究所 | A kind of sensor high stable, highly reliable, low-loss frame member |
| CN109141208A (en) * | 2018-10-29 | 2019-01-04 | 中国船舶重工集团公司第七0七研究所 | A kind of highly sensitive and high linearity sensor |
| DE102020133859A1 (en) | 2020-12-16 | 2022-06-23 | Endress + Hauser Flowtec Ag | Electromagnetic flow meter |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3898366A (en) * | 1974-05-08 | 1975-08-05 | Youngstown Sheet And Tube Co | Metallurgical heating system with refractory wear indicia |
| JPH11166567A (en) * | 1997-12-02 | 1999-06-22 | Yazaki Corp | Lining abrasion detecting sensor of vehicular brake |
| AU3489599A (en) * | 1999-04-12 | 2000-11-14 | Goodyear Tire And Rubber Company, The | Abrasive material transport hose with wear detecting sensors |
| US6962434B2 (en) * | 2003-09-25 | 2005-11-08 | Kerr-Mcgee Chemical, Llc | Liner wear detection |
| JP2006250692A (en) * | 2005-03-10 | 2006-09-21 | Yokogawa Electric Corp | Electromagnetic flowmeter |
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- 2011-09-26 CN CN201110288207A patent/CN102359801B/en not_active Expired - Fee Related
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| CN102359801A (en) | 2012-02-22 |
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Owner name: CCCC TIANJIN DREDGING CO., LTD. TIANJIN PORE AVIGA Effective date: 20130805 |
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| C41 | Transfer of patent application or patent right or utility model | ||
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Inventor after: Wang Zhilin Inventor after: He Bingjun Inventor after: Ding Shuyou Inventor after: Luo Gang Inventor after: Zheng Kai Inventor after: Fang Lei Inventor before: Wang Zhilin Inventor before: Zhang Liang Inventor before: Dong Wenqing |
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Free format text: CORRECT: INVENTOR; FROM: WANG ZHILIN ZHANG LIANG DONG WENQING TO: WANG ZHILIN HE BINGJUN DING SHUYOU LUO GANG ZHENG KAI FANG LEI Free format text: CORRECT: ADDRESS; FROM: 300385 XIQING, TIANJIN TO: 300384 NANKAI, TIANJIN |
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| TR01 | Transfer of patent right |
Effective date of registration: 20130805 Address after: 300384 Tianjin Huayuan Industrial Park (outer ring) Haitai development two Road No. 1 Patentee after: ZHONGHUAN TIG Co.,Ltd. Patentee after: CCCC TIANJIN DREDGING Co.,Ltd. Patentee after: CCCC TIANJIN PORT & WATERWAY PROSPECTION & DESIGN RESEARCH INSTITUTE Co.,Ltd. Patentee after: CCCC-TDC BINHAI ENVIRONMENTAL CHANNEL DREDGING Co.,Ltd. Address before: 300385 Tianjin city Xiqing District Huayuan Industrial Zone (outer ring) Haitai development two Road No. 1 Patentee before: ZHONGHUAN TIG Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121003 |
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| CF01 | Termination of patent right due to non-payment of annual fee |