CN220729350U - Electromagnetic water meter with voltage-taking electrode - Google Patents
Electromagnetic water meter with voltage-taking electrode Download PDFInfo
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- CN220729350U CN220729350U CN202322401100.2U CN202322401100U CN220729350U CN 220729350 U CN220729350 U CN 220729350U CN 202322401100 U CN202322401100 U CN 202322401100U CN 220729350 U CN220729350 U CN 220729350U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 50
- 238000005070 sampling Methods 0.000 claims abstract description 6
- 238000003466 welding Methods 0.000 claims description 28
- 238000010079 rubber tapping Methods 0.000 claims description 2
- 230000000712 assembly Effects 0.000 abstract description 10
- 238000000429 assembly Methods 0.000 abstract description 10
- 238000005259 measurement Methods 0.000 abstract description 10
- 229910000976 Electrical steel Inorganic materials 0.000 abstract description 2
- 238000005253 cladding Methods 0.000 description 13
- 238000009434 installation Methods 0.000 description 8
- 238000007789 sealing Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 6
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 229910052786 argon Inorganic materials 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005422 blasting Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
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Abstract
The utility model provides an electromagnetic water meter with a voltage-taking electrode, which comprises a conduit, wherein flanges are arranged on two sides of the conduit, a voltage-taking electrode hole is formed in the circumferential direction of the flanges, the voltage-taking electrode is arranged in the voltage-taking electrode hole, a rubber lining is arranged on the inner wall of the conduit, a plurality of studs are arranged on the outer wall of the conduit, a magnetic yoke assembly is arranged on the side face of each stud, a nut is arranged on each stud to fix the magnetic yoke assembly, a coil magnetic pole assembly is arranged on one side of each stud, and the coil magnetic pole assemblies are matched up and down to form a uniform and stable magnetic field. The guide pipe is provided with a pair of symmetrical coil magnetic pole assemblies up and down to form a uniform and stable magnetic field, so that the measurement accuracy is improved, and the reliability of the flowmeter is improved; the coil magnetic pole components are connected by magnetic silicon steel sheets to form a magnetic loop. The voltage sampling electrode is assembled at the rear end of the electromagnetic water meter, and has no influence on measurement.
Description
Technical Field
The utility model relates to the field of electromagnetic water meters, in particular to an electromagnetic water meter with a voltage sampling electrode.
Background
The intelligent water electromagnetic water meter is widely applied to the water service and tap water industry. In order to meet the requirements of water service industry on intelligent data acquisition of flow and pressure of an electromagnetic water meter, an electromagnetic water meter (rubber lining) manufacturer is provided with pressure sensors on the sensors, and in order to ensure reliable sealing of the assembled pressure sensors, the assembly of the pressure sensors is carried out only above an aperture DN100, and the assembly of the integrated pressure sensors is not carried out at an aperture DN40-DN80 (rubber lining). The sensor is assembled by adopting the straight pipe section to assemble the pressure sensor and the electromagnetic water meter. Some electromagnetic water meters are directly perforated on lining pipes of the electromagnetic water meters without assembling pressure-taking electrodes, and direct pressure taking is performed, so that leakage exists between the lining pipes, and the electromagnetic water meters cannot be used for long-term metering.
In order to meet the pressure requirement of water affairs on the electromagnetic water meter, the conventional solution of domestic electromagnetic water meter manufacturers is as follows:
1) Adding a section of flange straight pipe section with an assembly pressure sensor on the basis of an electromagnetic water meter sensor (rubber lining);
2) Directly perforating, welding and assembling a pressure sensor on a user pipeline;
3) The sensor-lined catheter was directly punched and pressure-tapped without the pressure-tap electrode assembled.
The pressure taking mode does meet the water affair pressure data acquisition requirement, but the following limitations also appear:
1) The pressure is taken by adding a straight pipe section, and the cost of the electromagnetic water meter is increased due to the addition of flanges, pipe sections, welding and surface treatment;
2) The straight pipe section is pressurized for taking pressure, so that the installation is complex and inconvenient for a user;
3) The installation cost of a user is greatly increased due to the fact that the pressure is taken through the holes in the user pipeline, welding, installation and the like;
4) Some water meter installation positions are not provided with power supplies, and can not meet the requirement of tapping and welding to assemble the pressure sensor;
5) The direct perforation and pressure taking of the sensor lining conduit cannot meet the long-term sealing between the lining and the conduit.
The utility model discloses an electromagnetic water meter with a pressure taking function, and discloses an electromagnetic water meter with a pressure taking function, which has a publication number CN210533420U, and comprises an electromagnetic sensor, a converter and a flange, wherein the flange is fixedly arranged on the upper part of the electromagnetic sensor, the converter is fixedly arranged on the upper part of the flange, the electromagnetic sensor comprises a lining, a flange, a pressure taking component, a side plate, a measuring pipe and a medium channel, and the pressure taking component is arranged on the upper part of one side flange of the electromagnetic sensor.
The utility model has the advantages of no protection of the cladding plate, easy corrosion by liquid, no coil component, low measurement precision and single structure and weak stability.
Disclosure of Invention
The utility model aims to solve the problems that a pressure-taking electrode cannot be arranged in a small-caliber sensor, the pressure-taking electrode is fixed and sealed, and the utility model also aims to improve the measurement precision of an electromagnetic water meter, better protect the electromagnetic water meter and prolong the service life of the electromagnetic water meter. The utility model provides an electromagnetic water meter with a pressure-taking electrode, which comprises a conduit, wherein flanges are arranged on two sides of the conduit, pressure-taking electrode holes are formed in the circumferential direction of the flanges, the pressure-taking electrode is arranged in the pressure-taking electrode holes, a rubber lining is arranged on the inner wall of the conduit, a plurality of studs are arranged on the outer wall of the conduit, a magnetic yoke assembly is arranged on the side face of each stud, a nut is arranged on each stud to fix the magnetic yoke assembly, a coil magnetic pole assembly is arranged on one side of each magnetic yoke assembly on the other side of each stud, and the coil magnetic pole assemblies are matched up and down to form a uniform and stable magnetic field. The guide pipe is provided with a pair of symmetrical coil magnetic pole assemblies up and down to form a uniform and stable magnetic field, so that the measurement accuracy is improved, and the reliability of the flowmeter is improved; the coil magnetic pole components are connected by magnetic silicon steel sheets to form a magnetic loop. The voltage sampling electrode is assembled at the rear end of the electromagnetic water meter, and has no influence on measurement.
Preferably, the rubber lining is provided with a lining opening, the lining opening corresponds to the pressure electrode hole, and the pressure electrode is inserted into the pressure electrode hole from inside to outside from the lining opening. The straight pipe section pressure-taking electrode with holes is filled into the flange pressure-taking electrode holes by the inner diameter of the lining opening. The perforated voltage-taking electrode is convenient to process and simple in process. A voltage-taking electrode which is inserted into the processed voltage-taking electrode hole from the lining opening; and tightly tensioning the pressure-taking electrode and the rubber lining by using a special tensioning pressure-taking electrode tool. And (5) spot welding the piezoelectric electrode and the flange surface by argon arc welding. And removing the pressure-taking electrode tool, and welding the pressure-taking electrode and the circumference of the flange for one circle. And batch spot welding mass production is realized through a plurality of pairs of special tightening voltage-taking electrode tools.
Preferably, the downstream side of the flange is provided with a trapezoidal concave edge. The trapezoid flange is machined, so that the assembly, fixation and sealing of the voltage-taking electrode are possible. The trapezoid flange is processed, so that the connection strength of the pipeline installation is not affected.
Preferably, a cladding plate is arranged on the outer side of the guide pipe, the cladding plate is parallel to the guide pipe, two ends of the cladding plate are welded with the side plate rings, the cladding plate and the side plate rings are welded into a whole to wrap the stud and the magnetic yoke assembly, and the cladding plate is also provided with a sensor assembly. The protection of the wrapping plate and the side plate ring is provided, so that the stability of the structure is improved, the influence of the change of the external environment on key measurement parts is reduced, the influence of external collision on internal parts such as coils and the like is reduced, the requirements on production assembly and flowmeter transportation are reduced, and the reliability of the flowmeter is improved. And spot-welding the wrapping plate to the side plate ring, and then fully welding.
Preferably, the rubber liner is provided with a plurality of electrode holes. The electrodes are assembled to the electrode holes of the rubber lining and are sealed and fixed by nuts.
Preferably, a pressure-taking electrode seat is welded above the pressure-taking electrode hole, and a pressure sensor is arranged on the pressure-taking electrode seat and is perpendicular to the guide pipe. The pressure-taking electrode seat is connected with the pressure-taking electrode and the pressure sensor, and the pressure-taking effect is achieved after the screw thread of the pressure-taking electrode seat is connected with the pressure sensor.
Preferably, one end of the pressure sensor is connected with the voltage-taking electrode base, the other end of the pressure sensor is provided with an elbow pipe connected with the converter component, a welding connection base is arranged below the converter component, and the welding connection base is arranged above a package plate provided with the sensor component. And (3) penetrating out the welding connecting seat by various relevant leads of the water meter, spot-welding the welding connecting seat on the package plate, and then fully welding. And (3) performing surface shot blasting treatment and paint spraying after the pressure test is qualified, and finally manufacturing the sensor assembly. And the sensor assembly and the converter assembly are assembled in a whole machine to form the electromagnetic water meter.
The utility model has the advantages that the processing is convenient, the process is simple, the trapezoid flange is processed, the assembly, the fixing and the sealing of the piezoelectric electrode are possible on the premise of ensuring the connection strength of the pipeline installation, the welding structure of the piezoelectric electrode and the flange solves the assembly problem of the piezoelectric electrode, the small-caliber electromagnetic water meter piezoelectric structure meets the use requirements of industries such as tap water, water service and the like, the electromagnetic water meter sensor and the converter of the pressure sensor form an electromagnetic water meter, and the electromagnetic water meter sensor and the converter interface of the pressure sensor can be connected into the meter for real-time transmission through the GPRS, NB-IOT and 4G and the upper computer of the intelligent water service system. The pressure sensor can also be independently connected with a water service system collector for transmission. The metering and monitoring requirements of the water service industry are greatly met.
The utility model has the advantages that the pressure-taking electrode and the conduit lining have good sealing performance, the pressure-taking electrode and the pressure-taking electrode seat are simple in processing technology and can be produced in batch, the service life of the pressure-taking electrode and the pressure-taking electrode seat is long, the pressure-taking electrode is assembled at the rear end of the electromagnetic water meter, the measurement is not influenced, and the rubber lining material has good sealing ductility and good sealing performance and is leakage-proof.
The utility model has the advantages that the guide pipe is provided with a pair of symmetrical coil magnetic pole assemblies up and down to form a uniform and stable magnetic field, thereby improving the measurement precision and the reliability of the flowmeter; the package board and the side plate protection increase the stability of coil magnetic pole assembly, reduce the influence of external environment's change to key measurement spare part, reduce the influence of outside collision to inside spare part such as coil magnetic pole assembly, reduced the requirement to production assembly and flowmeter transportation, increase flowmeter reliability.
Drawings
Fig. 1 is a half cross-sectional view of the present utility model.
Fig. 2 is a side view of the present utility model.
In the figure: 1. conduit, 2, flange, 3, pressure electrode hole, 4, pressure electrode, 5, rubber lining, 6, stud, 7, yoke assembly, 8, nut, 9, coil pole assembly, 10, lining mouth, 11, trapezoid concave edge, 12, cladding plate, 13, side plate ring, 14, sensor assembly, 15, electrode hole, 16, pressure electrode seat, 17, pressure sensor, 18, elbow, 19, converter assembly, 20, welding connection seat.
Detailed Description
The utility model is further described below with reference to the drawings and specific embodiments.
Example 1
The electromagnetic water meter with the voltage-taking electrode shown in fig. 1 and 2 comprises a conduit 1, flanges 2 are arranged on two sides of the conduit 1, a voltage-taking electrode hole 3 is formed in the circumferential direction of the flanges 2, a voltage-taking electrode 4 is arranged in the voltage-taking electrode hole 3, a rubber lining 5 is arranged on the inner wall of the conduit 1, a plurality of studs 6 are arranged on the outer wall of the conduit 1, a magnetic yoke assembly 7 is arranged on the side face of each stud 6, a nut 8 is arranged on each stud 6 to fix the magnetic yoke assembly 7, a coil magnetic pole assembly 9 is arranged on one side of each magnetic yoke assembly 7 and is arranged on the other side of each stud 6, and the coil magnetic pole assemblies 9 are matched up and down to form a uniform and stable magnetic field. The rubber lining 5 is provided with a lining opening 10, the lining opening 10 corresponds to the pressure electrode hole 3, and the pressure electrode 4 is inserted into the pressure electrode hole 3 from inside to outside from the lining opening 10. The downstream side of the flange 2 is provided with a trapezoidal concave edge 11. The outside of the guide pipe 1 is provided with a cladding plate 12, the cladding plate 12 is parallel to the guide pipe 1, two ends of the cladding plate 12 are welded with a side plate ring 13, the cladding plate 12 and the side plate ring 13 are welded into a whole to wrap the stud 6 and the magnetic yoke assembly 7, and the cladding plate 12 is also provided with a sensor assembly 14. The rubber lining 5 is provided with a number of electrode holes 15. A pressure-taking electrode seat 16 is welded above the pressure-taking electrode hole 3, a pressure sensor 17 is arranged on the pressure-taking electrode seat 16, and the pressure sensor 17 is vertical to the catheter 1. The pressure sensor 17 is connected with the voltage taking electrode seat 16 at one end, and is provided with an elbow 18 connected with a converter assembly 19, a welding connection seat 20 is arranged below the converter assembly 19, and the welding connection seat 20 is arranged above the wrapper sheet 12 provided with the sensor assembly 14.
Example 2
The embodiments are used to illustrate the installation of the device. The rubber lined duct assembly formed by the flange 2, the side plate ring 13, the rubber lining 5 and the duct 1 is milled and drilled. Milling a trapezoid concave edge 11 of the flange 2, and drilling a pressure-taking electrode hole 3; three electrodes are assembled on the electrode hole 15 of the rubber lining catheter assembly and are sealed and fixed through nuts; two yoke assemblies 7 are fixed to the stud 6 on the guide tube 1, and the yoke assemblies 7 are fixed on the guide tube 1 by nuts 8; two coil magnetic pole assemblies 9 are respectively arranged on the two coil installation positions to form a uniform and stable magnetic field, and the coil magnetic pole assemblies 9 are fixed on the stud 6 pre-welded on the outer wall of the rubber lining conduit assembly by using nuts 8. Wherein the coil mounting locations are located on both sides of the two studs 6. Binding and fixing electrode wires, coil leads and the like by using a binding belt, and protecting each lead by using a sleeve. Inserting the pressure-taking electrode 4 into the processed pressure-taking electrode hole 3 from the lining opening 10; and tightly tightening the voltage-taking electrode 4 and the rubber lining 5 by using a special tightening voltage-taking electrode tool. The surfaces of the piezoelectric electrode 4 and the flange 2 are welded by argon arc welding. And removing the special tool, and welding the voltage taking electrode 4 and the circumference of the flange 2 for one circle. And batch spot welding mass production is realized through a plurality of pairs of special tightening voltage-taking electrode tools. The pressure-taking electrode base 16 is welded on the pressure-taking electrode hole 3 of the flange 2, and the pressure-taking effect is achieved after the screw thread of the pressure-taking electrode base 16 is connected with the pressure sensor 17. The cladding plate 12 is spot welded to the side plate ring 13 assembly and then fully welded. Each lead is led out of the welding connection base 20, the welding connection base 20 is spot-welded on the wrapper sheet 12, and full-welding is performed. And (5) performing surface shot blasting treatment and paint spraying after the pressure test is qualified, and finally manufacturing the sensor assembly 14. The sensor assembly 14 and the converter assembly 19 are assembled to form the electromagnetic water meter.
In addition to the above embodiments, the technical features or technical data of the present utility model may be rearranged and combined within the scope of the claims and the description of the present utility model to constitute new embodiments, which may be implemented without inventive effort by those skilled in the art, and thus, embodiments of the present utility model not described in detail should be considered as embodiments of the present utility model within the scope of the protection of the present utility model.
Claims (7)
1. Electromagnetic water meter with get electrode, a serial communication port, including pipe (1), pipe (1) both sides are equipped with flange (2), be equipped with in flange (2) circumferencial direction and get pressure electrode hole (3), be equipped with in getting pressure electrode hole (3) and get pressure electrode (4), pipe (1) inner wall is equipped with rubber lining (5), pipe (1) outer wall is equipped with a plurality of double-screw bolt (6), double-screw bolt (6) side is equipped with yoke subassembly (7), be equipped with nut (8) fixed yoke subassembly (7) on double-screw bolt (6), yoke subassembly (7) one side is installed and is equipped with coil magnetic pole subassembly (9) on double-screw bolt (6) opposite side, coil magnetic pole subassembly (9) cooperate from top to bottom and form even and stable magnetic field.
2. An electromagnetic water meter with a voltage-taking electrode according to claim 1, characterized in that the rubber lining (5) is provided with a lining opening (10), the lining opening (10) corresponds to the voltage-taking electrode hole (3), and the voltage-taking electrode (4) is inserted into the voltage-taking electrode hole (3) from inside to outside from the lining opening (10).
3. An electromagnetic water meter with a voltage-taking electrode according to claim 1, characterized in that the downstream side of the flange (2) is provided with a trapezoidal concave edge (11).
4. An electromagnetic water meter with a voltage sampling electrode according to claim 1, characterized in that a package plate (12) is arranged on the outer side of the conduit (1), the package plate (12) is parallel to the conduit (1), two ends of the package plate (12) are welded with a side plate ring (13), the package plate (12) and the side plate ring (13) are welded into a whole to wrap a stud (6) and a magnetic yoke assembly (7), and a sensor assembly (14) is further arranged on the package plate (12).
5. An electromagnetic water meter with a voltage-tapping electrode according to claim 1, characterized in that the rubber lining (5) is provided with a number of electrode holes (15).
6. An electromagnetic water meter with a voltage-taking electrode according to claim 2, characterized in that a voltage-taking electrode seat (16) is welded above the voltage-taking electrode hole (3), a pressure sensor (17) is installed on the voltage-taking electrode seat (16), and the pressure sensor (17) is perpendicular to the guide tube (1).
7. An electromagnetic water meter with a voltage sampling electrode according to claim 6, characterized in that the other end of the pressure sensor (17) connected with the voltage sampling electrode base (16) is provided with an elbow (18) connected with a converter component (19), a welding connection base (20) is arranged below the converter component (19), and the welding connection base (20) is arranged above a package plate (12) provided with a sensor component (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322401100.2U CN220729350U (en) | 2023-09-05 | 2023-09-05 | Electromagnetic water meter with voltage-taking electrode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322401100.2U CN220729350U (en) | 2023-09-05 | 2023-09-05 | Electromagnetic water meter with voltage-taking electrode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220729350U true CN220729350U (en) | 2024-04-05 |
Family
ID=90490849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322401100.2U Active CN220729350U (en) | 2023-09-05 | 2023-09-05 | Electromagnetic water meter with voltage-taking electrode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220729350U (en) |
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2023
- 2023-09-05 CN CN202322401100.2U patent/CN220729350U/en active Active
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