CN108981833B - Ultrasonic water meter, flowmeter, calorimeter structure and assembly method thereof - Google Patents
Ultrasonic water meter, flowmeter, calorimeter structure and assembly method thereof Download PDFInfo
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- CN108981833B CN108981833B CN201811067985.4A CN201811067985A CN108981833B CN 108981833 B CN108981833 B CN 108981833B CN 201811067985 A CN201811067985 A CN 201811067985A CN 108981833 B CN108981833 B CN 108981833B
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- 238000000034 method Methods 0.000 title claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 16
- 239000007787 solid Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 230000009286 beneficial effect Effects 0.000 abstract description 5
- 238000004134 energy conservation Methods 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 238000003912 environmental pollution Methods 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 238000005266 casting Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
Classifications
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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
- G01F1/66—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 measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K17/00—Measuring quantity of heat
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Electromagnetism (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Measuring Volume Flow (AREA)
Abstract
The invention relates to an ultrasonic water meter, a flowmeter, a calorimeter structure and an assembling method thereof, which are used for measuring the liquid flow in a pipeline and belong to the technical field of acoustics and sensors. The technical proposal is as follows: comprises a pipe section type ultrasonic sensor and a measuring host machine, wherein the measuring host machine consists of a measuring host machine shell (6) and a machine core (16); the pipeline section ultrasonic sensor comprises a measuring pipeline section body (5) and more than one pair of ultrasonic transducers (7), wherein the measuring pipeline section body (5) is provided with a transducer mounting seat (8), the ultrasonic transducers (7) are arranged in the transducer mounting seat (8), and a measuring main machine shell (6) is arranged on the measuring pipeline section body (5) in a matching way through a positioning hole and a positioning column. The invention has the beneficial effects that: the height of the instrument is reduced as a whole, the interference between a host and a well cover is avoided, the structure is simplified, the production cost of a measuring pipe section body is reduced, and the production efficiency is improved; meanwhile, the method is more beneficial to energy conservation and environmental protection, and reduces the environmental pollution caused by the processing of the measuring pipe section body.
Description
Technical Field
The invention relates to an ultrasonic water meter, a flowmeter, a calorimeter structure and an assembling method thereof, which are used for measuring the liquid flow in a pipeline and belong to the technical field of acoustics and sensors.
Background
At present, the existing pipe section type ultrasonic water meter, flowmeter and calorimeter are generally composed of a pipe section type ultrasonic sensor and a measuring host, wherein the pipe section type ultrasonic sensor comprises an ultrasonic transducer and a measuring pipe section body, a transducer mounting seat is arranged on the measuring pipe section body, and the transducer is mounted in the transducer mounting seat. The structure has the following problems in the actual production and use process: for some meter wells on the installation site, the installation pipeline is close to the top surface of the meter well, so that a measurement host can interfere with the meter well lid after the meter is installed, and the meter well cannot be used, and the detailed description can be taken with reference to fig. 1. The measuring pipe section body is divided into two structures according to the manufacturing process: the first structure is formed by welding a measuring straight pipe, a transducer mounting seat, a threading pipe and a transducer mounting seat, and referring to fig. 2, a transducer mounting hole is formed in the wall of the measuring straight pipe and communicated with an inner hole of a pipe section; the threading pipe is respectively communicated with the transducer mounting hole and the transducer mounting seat; the main disadvantages of this structure are: 1. the threading pipe is easy to damage in the transportation and installation processes, and the operation reliability of the instrument and the tightness of the whole machine are directly affected; 2. the production mode has complex process and long period, and is difficult to realize batch production; the second structure is that the measuring straight pipe, the transducer mounting hole, the threading pipe and the transducer mounting seat are integrally cast in a casting mode, or the measuring straight pipe, the transducer mounting hole, the threading pipe and the transducer shell are integrally cast; the main disadvantages of this structure are: 1. the forming process is complex and difficult, especially the forming process of the threading pipe; 2. the method is limited by the characteristics of the forming process, the wall thickness of the formed product is thicker, and finally the weight and the cost of the product are high; 3. the energy consumption of the forming process is large, and meanwhile, air pollution is caused, so that the forming process is not beneficial to energy conservation and environmental protection.
Disclosure of Invention
The invention aims to provide an ultrasonic water meter, a flowmeter, a calorimeter structure and an assembling method thereof, which are simple in structure, convenient to assemble, energy-saving and environment-friendly in manufacturing process, capable of reducing the overall height of the meter, avoiding interference between a host and a well lid and solving the problems in the background technology.
The technical scheme of the invention is as follows:
an ultrasonic water meter, flowmeter and calorimeter structure comprises a pipe section type ultrasonic sensor and a measuring host, wherein the measuring host consists of a measuring host shell and a machine core; the pipeline section type ultrasonic sensor comprises a measuring pipeline section body and more than one pair of ultrasonic transducers, wherein the measuring pipeline section body is provided with a transducer mounting seat, and the ultrasonic transducers are arranged in the transducer mounting seat and are characterized in that: the measuring main shell is arranged on the measuring pipe section body in a matched mode through the positioning holes and the positioning columns.
The number of the positioning columns is more than one.
The positioning column can be arranged on the measuring pipe section body, a positioning hole is formed in the bottom of the measuring main machine shell, and the measuring main machine shell is arranged on the measuring pipe section body in a matching mode through the positioning hole and the positioning column.
The positioning column can be arranged at the bottom of the measuring main machine shell, the measuring pipe section body is provided with a positioning hole, and the measuring main machine shell is arranged on the measuring pipe section body in a matching way through the positioning hole and the positioning column.
The positioning column can be of a hollow structure, the sensor cable penetrates through the hollow structure of the positioning column, one end of the sensor cable is connected with the machine core, and the other end of the sensor cable is connected with the ultrasonic transducer.
The positioning column can be of a solid structure, and the sensor cable is led into the measuring host from a gap formed between the measuring host and the measuring pipe section body.
The locating column is vertically arranged on the surface of the transducer mounting seat of the measuring tube section body.
The measuring pipe section body is provided with a fixing bolt, the bottom of the measuring main machine shell is provided with a fixing hole, the fixing bolt penetrates through the fixing hole, and the measuring main machine shell is fixed on the measuring pipe section body through a fixing nut.
The number of the ultrasonic transducers, the transducer mounting seats and the positioning columns is equal to more than one pair, each transducer mounting seat is provided with an ultrasonic transducer, and each transducer mounting seat is vertically provided with a positioning column; the fixing bolt is positioned at the centers of the positioning columns.
According to the invention, the measuring host is arranged on the measuring pipe section body through the positioning column, and no cable protection pipe, converter mounting seat and other protection components are arranged between the measuring host and the measuring pipe section body, so that the overall height of the measuring instrument can be reduced.
The measuring tube section body and the transducer mounting seat are integrated, and can be formed by integral casting or welding and bonding.
The measuring main shell is formed by sheet metal processing, and can be formed by injection molding or casting. The measuring main shell is positioned by a positioning column arranged on the measuring pipe section body and then fixed by means of a fixing bolt.
The measuring main shell can be integrally wrapped and fixed on the outer side of the measuring pipe section body, the transducer is wrapped between the measuring pipe section body and the measuring main shell, and then positioning and fixing are carried out through positioning bolts arranged on the measuring pipe body. The measuring main shell can be divided into an upper part and a lower part to be fixed with the measuring pipe section body, and can also be divided into a left part and a right part to be fixed with the measuring pipe section body.
An assembling method of ultrasonic water meter, flowmeter and calorimeter structure comprises the following steps:
a transducer mounting seat is arranged on a measuring tube section body of the tube section type ultrasonic sensor, and an ultrasonic transducer is mounted in the transducer mounting seat; the measuring pipe section body is provided with a positioning column; the positioning column is of a hollow structure, and a sensor cable of the ultrasonic transducer passes through the hollow structure of the positioning column;
the measuring pipe section body is provided with a fixing bolt; the number of the ultrasonic transducers, the transducer mounting seats and the positioning columns is equal to more than one pair, each transducer mounting seat is provided with an ultrasonic transducer, and each transducer mounting seat is vertically provided with a positioning column; the fixing bolts are positioned at the centers of the positioning columns;
positioning holes which are matched with the positioning columns in number and are equal in number are formed in the bottom of the measuring main shell of the instrument; the bottom of the measuring main shell of the instrument is provided with a fixing hole matched with the fixing bolt;
placing the measuring main machine shell on the measuring pipe section body, and arranging the measuring main machine shell on the measuring pipe section body in a matching way through a positioning hole and a positioning column to position the measuring main machine shell; the fixing bolt passes through the fixing hole at the bottom of the measuring main machine shell, and the measuring main machine shell is fixed on the measuring pipe section body through the fixing nut.
The measuring host comprises a measuring host shell and a machine core, the positioning hole is formed in the bottom of the measuring host shell, and a sensor cable penetrating out of the positioning column is connected with the machine core.
The fixed orifices are arranged at the bottom of the shell body of the measuring main machine shell.
The invention simplifies the whole structure of the pipe section type ultrasonic water meter, the flowmeter and the calorimeter, simplifies the production and processing technology, reduces the processing difficulty and the processing cost of the measured pipe section body, improves the assembly efficiency, reduces the height on the whole and ensures that the pipe section type ultrasonic sensor has more reasonable and simpler structure.
The invention has the beneficial effects that: the integral structure of the pipe section type ultrasonic water meter, the flowmeter and the heat meter is simplified, so that the problems that the integral meter cannot be installed in a meter well near the top surface of the meter well due to the fact that the components of the meter are more and the integral meter is higher in the prior art are solved, the structural complexity of the meter brought by a threading pipe and a converter mounting seat in the prior art is solved, the production cost of a measuring pipe section body is reduced, and meanwhile, the production efficiency is improved; meanwhile, the method is more beneficial to energy conservation and environmental protection, and reduces the environmental pollution caused by the processing of the measuring pipe section body.
Drawings
FIG. 1 is a schematic diagram of a prior art meter well instrument installation intervention;
FIG. 2 is a schematic diagram of a structure of a measuring pipe section of the background art;
FIG. 3 is a schematic diagram of an embodiment of the present invention;
FIG. 4 is a schematic view of an assembled structure according to an embodiment of the present invention;
FIG. 5 is a schematic view of a measuring tube segment according to an embodiment of the present invention;
FIG. 6 is a schematic diagram of a second embodiment of the present invention;
FIG. 7 is a schematic view of a height reduction of an inventive embodiment meter;
FIG. 8 is a schematic diagram of a bottom of a measurement host according to an embodiment of the invention;
in the figure: the meter well 1, the well cover 2, the mounting pipeline 3, the mounting instrument 4, the measuring tube section body 5, the measuring main machine shell 6, the ultrasonic transducer 7, the transducer mounting seat 8, the threading tube 9, the transducer mounting seat 10, the positioning column 11, the fixing bolt 12, the sensor cable 13, the positioning hole 14, the fixing hole 15 and the movement 16.
Detailed Description
The invention is further illustrated by the following examples in conjunction with the accompanying drawings.
An ultrasonic water meter, flowmeter and calorimeter structure comprises a pipe section type ultrasonic sensor and a measuring host, wherein the measuring host consists of a measuring host shell 6 and a movement 16; the pipe section ultrasonic sensor comprises a measuring pipe section body 5 and more than one pair of ultrasonic transducers 7, wherein the measuring pipe section body 5 is provided with a transducer mounting seat 8, and the ultrasonic transducers 7 are arranged in the transducer mounting seat 8, and the ultrasonic sensor is characterized in that: the measuring main casing 6 is matched with the positioning column 11 through the positioning hole 14 and is arranged on the measuring pipe section body 5.
The number of the positioning columns is more than one.
The positioning column 11 can be arranged on the measuring tube section body 5, the bottom of the measuring main machine shell 6 is provided with a positioning hole 14, and the measuring main machine shell 6 is matched with the positioning column 11 through the positioning hole 14 and arranged on the measuring tube section body 5.
The positioning column can be arranged at the bottom of the measuring main machine shell, the measuring pipe section body is provided with a positioning hole, and the measuring main machine is arranged on the measuring pipe section body in a matching way through the positioning hole and the positioning column.
The positioning column 11 can be of a hollow structure, the sensor cable 13 passes through the hollow structure of the positioning column 11, one end of the sensor cable 13 is connected with the movement 16, and the other end is connected with the ultrasonic transducer 7.
The positioning column can be of a solid structure, and the sensor cable is led into the measuring host from a gap formed between the measuring host shell and the measuring pipe section body.
Embodiment one:
the positioning column 11 is vertically arranged on the surface of the transducer mounting seat 8 of the measuring tube section body 5.
The measuring pipe section body 5 is provided with a fixing bolt 12, the bottom of the measuring main machine shell 6 is provided with a fixing hole 15, the fixing bolt 12 penetrates through the fixing hole 15, and the measuring main machine shell 6 is fixed on the measuring pipe section body 5 through a fixing nut.
The number of the ultrasonic transducers 7, the transducer mounting seats 8 and the positioning columns 11 is equal to more than one pair, each transducer mounting seat 8 is provided with one ultrasonic transducer 7, and each transducer mounting seat 8 is vertically provided with one positioning column 11; the fixing bolts 12 are located at the centers of the plurality of positioning posts 11.
The positioning column 11 can be arranged on the measuring tube section body 5, the bottom of the measuring main machine shell 6 is provided with a positioning hole 14, and the measuring main machine shell 6 is matched with the positioning column 11 through the positioning hole 14 and arranged on the measuring tube section body 5.
An assembling method of ultrasonic water meter, flowmeter and calorimeter structure comprises the following steps:
a transducer mounting seat 8 is arranged on the measuring tube section body 5 of the tube section type ultrasonic sensor, and an ultrasonic transducer 7 is mounted in the transducer mounting seat 8; the measuring tube section body 5 is provided with a positioning column 11; the positioning column 11 is of a hollow structure, and a sensor cable 13 of the ultrasonic transducer 7 passes through the hollow structure of the positioning column 11;
the measuring pipe section body 5 is provided with a fixed bolt 12; the number of the ultrasonic transducers 7, the transducer mounting seats 8 and the positioning columns 11 is equal to more than one pair, each transducer mounting seat 8 is provided with one ultrasonic transducer 7, and each transducer mounting seat 8 is vertically provided with one positioning column 11; the fixing bolts 12 are positioned at the centers of the positioning columns 11;
the bottom of the measuring main shell 6 of the instrument is provided with positioning holes 14 which are matched with the positioning columns 11 in number; the bottom of the measuring main shell 6 of the instrument is provided with a fixing hole 15 matched with the fixing bolt 12;
placing the measuring main shell 6 on the measuring pipe section body 5, arranging the measuring main shell 6 on the measuring pipe section body 5 in a matched manner through the positioning hole 14 and the positioning column 11, and positioning the measuring main shell 6; the fixing bolts 12 pass through fixing holes 15 at the bottom of the measuring main casing 6, and the measuring main casing 6 is fixed on the measuring pipe section body 5 through fixing nuts.
The measuring host comprises a measuring host shell 6 and a movement 16, a positioning hole is formed in the bottom of the measuring host shell 6, and a sensor cable 13 penetrating out of the positioning column 11 is connected with the movement 16.
The fixing hole 15 is provided at the bottom of the housing of the measuring main housing 6.
Embodiment two:
the measuring main casing 6 is integrally wrapped and fixed on the outer side of the measuring pipe section 5, the ultrasonic transducer 7 is wrapped between the measuring pipe section 5 and the measuring main casing 6, and then positioning and fixing are carried out through positioning bolts arranged on the measuring pipe section 5.
Claims (4)
1. An ultrasonic water meter, a flowmeter and a calorimeter structure comprises a pipe section type ultrasonic sensor and a measuring host, wherein the measuring host consists of a measuring host shell (6) and a movement (16); the pipeline section ultrasonic sensor comprises a measuring pipeline section body (5) and more than one pair of ultrasonic transducers (7), wherein the measuring pipeline section body (5) is provided with a transducer mounting seat (8), and the ultrasonic transducers (7) are arranged in the transducer mounting seat (8), and the pipeline section ultrasonic sensor is characterized in that: the measuring main machine shell (6) is arranged on the measuring pipe section body (5) in a matching way through the positioning hole and the positioning column; the number of the positioning columns is more than one; the positioning column (11) is vertically arranged on the surface of the transducer mounting seat (8) of the measuring tube section body (5); the measuring pipe section body (5) is provided with a fixing bolt (12), the bottom of the measuring main machine shell (6) is provided with a fixing hole (15), the fixing bolt (12) penetrates through the fixing hole (15), and the measuring main machine shell (6) is fixed on the measuring pipe section body (5) through a fixing nut; the fixing bolts (12) are positioned at the centers of the positioning columns (11); the measuring host machine shell is arranged on the measuring pipe section body through the positioning column, a converter mounting seat is not arranged between the measuring host machine and the measuring pipe section body, and the overall height of the measuring instrument is reduced.
2. The ultrasonic water meter, flow meter, heat meter structure of claim 1, wherein: the positioning column (11) is of a hollow structure, the sensor cable (13) penetrates through the hollow structure of the positioning column (11), one end of the sensor cable (13) is connected with the movement (16), and the other end of the sensor cable is connected with the ultrasonic transducer (7).
3. The ultrasonic water meter, flow meter, heat meter structure of claim 1, wherein: the positioning column is of a solid structure, and the sensor cable is led into the measuring host from a gap formed between the measuring host shell and the measuring pipe section body.
4. An assembling method of ultrasonic water meter, flowmeter and calorimeter structure, which is characterized in that the structure according to claim 1 is assembled.
Priority Applications (1)
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CN201811067985.4A CN108981833B (en) | 2018-09-13 | 2018-09-13 | Ultrasonic water meter, flowmeter, calorimeter structure and assembly method thereof |
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CN201811067985.4A CN108981833B (en) | 2018-09-13 | 2018-09-13 | Ultrasonic water meter, flowmeter, calorimeter structure and assembly method thereof |
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CN108981833A CN108981833A (en) | 2018-12-11 |
CN108981833B true CN108981833B (en) | 2024-01-16 |
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CN114076674B (en) * | 2021-11-20 | 2024-01-16 | 西北工业大学 | Acoustic measurement device and method suitable for blade grid rectangular pipeline outlet |
Citations (4)
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---|---|---|---|---|
EP2236992A1 (en) * | 2009-04-02 | 2010-10-06 | Kamstrup A/S | Ultrasonic flow meter capsule |
CN201697666U (en) * | 2009-12-02 | 2011-01-05 | 唐山汇中仪表股份有限公司 | Reflector positioning structure in measuring tube section of ultrasound flow/heat meter |
CN106768107A (en) * | 2017-01-20 | 2017-05-31 | 汇中仪表股份有限公司 | The pipe segment structure and sonac assemble method of a kind of sonac |
CN207636132U (en) * | 2017-12-15 | 2018-07-20 | 瑞纳智能设备股份有限公司 | A kind of integral type sonac |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7044001B2 (en) * | 2004-03-26 | 2006-05-16 | Endress + Hauser Flowtec Ag | Sonic- or ultrasonic flowmeter |
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2018
- 2018-09-13 CN CN201811067985.4A patent/CN108981833B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2236992A1 (en) * | 2009-04-02 | 2010-10-06 | Kamstrup A/S | Ultrasonic flow meter capsule |
CN201697666U (en) * | 2009-12-02 | 2011-01-05 | 唐山汇中仪表股份有限公司 | Reflector positioning structure in measuring tube section of ultrasound flow/heat meter |
CN106768107A (en) * | 2017-01-20 | 2017-05-31 | 汇中仪表股份有限公司 | The pipe segment structure and sonac assemble method of a kind of sonac |
CN207636132U (en) * | 2017-12-15 | 2018-07-20 | 瑞纳智能设备股份有限公司 | A kind of integral type sonac |
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