CN116380179A - Novel single-plug split ultrasonic flowmeter - Google Patents
Novel single-plug split ultrasonic flowmeter Download PDFInfo
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- CN116380179A CN116380179A CN202310139351.XA CN202310139351A CN116380179A CN 116380179 A CN116380179 A CN 116380179A CN 202310139351 A CN202310139351 A CN 202310139351A CN 116380179 A CN116380179 A CN 116380179A
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- data terminal
- sealing
- gauge outfit
- antenna
- meter head
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- 238000009434 installation Methods 0.000 claims abstract description 13
- 238000007789 sealing Methods 0.000 claims description 104
- 229910001220 stainless steel Inorganic materials 0.000 claims description 31
- 239000010935 stainless steel Substances 0.000 claims description 31
- 239000003292 glue Substances 0.000 claims description 19
- 239000000565 sealant Substances 0.000 claims description 17
- 238000011049 filling Methods 0.000 claims description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- 239000000741 silica gel Substances 0.000 claims description 6
- 229910002027 silica gel Inorganic materials 0.000 claims description 6
- 239000004973 liquid crystal related substance Substances 0.000 claims description 3
- 238000005538 encapsulation Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 5
- 230000005611 electricity Effects 0.000 abstract description 4
- 230000006855 networking Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000003754 machining Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010079 rubber tapping Methods 0.000 description 2
- QVFWZNCVPCJQOP-UHFFFAOYSA-N chloralodol Chemical compound CC(O)(C)CC(C)OC(O)C(Cl)(Cl)Cl QVFWZNCVPCJQOP-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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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
- G01F1/667—Arrangements of transducers for ultrasonic flowmeters; Circuits for operating ultrasonic flowmeters
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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
- G01F1/662—Constructional details
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- 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
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Electromagnetism (AREA)
- Measuring Volume Flow (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The application discloses novel split type ultrasonic flowmeter singly inserts, including split type ultrasonic flowmeter part of singly inserting and gauge outfit control portion, transducer output line and little consumption pressure transmitter output line in the split type ultrasonic flowmeter part of singly inserting link with gauge outfit control portion electricity, gauge outfit control portion is split type, can confirm mounted position according to installation environment, is fixed with the gauge outfit fixed plate on the gauge outfit control portion, and the gauge outfit fixed plate is fixed on the wall of a well of measured pipeline, and the external thing networking data terminal that is fixed with of gauge outfit control portion, thing networking data terminal input line links with gauge outfit control portion electricity. Has the following advantages: the two transducers are assembled together and debugged, the assembly and debugging of the transducers are not needed to be carried out on site, the installation is simple and convenient, and the integrated acquisition and the integrated transmission of data such as water flow, temperature, pressure, geographic position and the like are realized by being provided with the data terminal of the Internet of things.
Description
Technical Field
The invention relates to a novel single-plug split ultrasonic flowmeter, and belongs to the technical field of flow metering.
Background
The transducers of most ultrasonic flow meters in the current market are independent, the installation distance between the transducers needs to be calculated on site, the assembly and the debugging are on site, and the installation requirement is high and complex.
If the two transducers are assembled together to form a whole and are well debugged, the on-site assembly is much simpler. The two transducers are assembled together, the first consideration is to use a flow channel, the ultrasonic transmission requirement is met, the ultrasonic wave in the flow channel has enough time difference, and the specific consideration is to use the assembly distance of the two transducers and the pressure loss in the flow channel. At the same time, the overall size of the transducer assembly is also considered, and if the size is too large, the site opening and assembly are inconvenient.
Disclosure of Invention
The invention aims at solving the technical problems, and provides the novel single-plug split ultrasonic flowmeter, which is characterized in that two transducers are assembled together and debugged, the assembly and the debugging of the transducers are not needed on site, the installation is simple and convenient, and the integrated acquisition and the integrated transmission of data such as water flow, temperature, pressure, geographical position and the like are realized by the data terminal of the Internet of things.
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides a novel split type ultrasonic flowmeter of single plug, including split type ultrasonic flowmeter part of single plug and gauge outfit control portion, transducer output line and little consumption pressure transmitter output line in the split type ultrasonic flowmeter part of single plug link with gauge outfit control portion electricity, gauge outfit control portion is split type, can confirm mounted position according to installation environment, be fixed with gauge outfit fixed plate on the gauge outfit control portion, the gauge outfit fixed plate is fixed on the wall of a well of measured pipeline, the external thing networking data terminal that is fixed with of gauge outfit control portion, thing networking data terminal input line links with gauge outfit control portion electricity.
Further, the single-plug split ultrasonic flowmeter part comprises a stainless steel ball valve, wherein the upper end and the lower end of the stainless steel ball valve are respectively in threaded connection with the lower end of an upper ball valve connecting pipe and the upper end of a lower ball valve connecting pipe, and are screwed, the lower ball valve connecting pipe is welded with a pipeline to be tested on an installation site, and ball valve sealing gaskets are arranged between the stainless steel ball valve and the upper ball valve connecting pipe as well as between the stainless steel ball valve and the lower ball valve connecting pipe for sealing;
the ball valve upper connecting pipe is provided with an ultrasonic transducer and a connecting rod device, and the ultrasonic transducer and the connecting rod device are sealed with the ball valve upper connecting pipe by adopting an O-shaped sealing ring.
Further, the ultrasonic transducer and the connecting rod device comprise a connecting rod and an ultrasonic transducer device, the connecting rod is fixedly connected with the ultrasonic transducer device, and a sealing gasket is assembled between the connecting rod and the ultrasonic transducer device for sealing;
the top ends of the ultrasonic transducer and the connecting rod device are fixedly provided with junction boxes, and the junction boxes are sealed by O-shaped sealing rings;
the connecting rod is sleeved with a connecting rod locking sleeve and a connecting rod locking nut, the connecting rod locking sleeve is positioned in the connecting rod locking nut, and the connecting rod locking nut is in threaded connection with the connecting pipe on the ball valve.
Further, the junction box is in threaded connection with a cable waterproof joint, a silica gel sealing column is sleeved on an output wire of the cable waterproof joint, and the output wire of the cable waterproof joint and the junction box are sealed by the silica gel sealing column;
a wiring board is fixed in the wiring box, the inner cavity of the wiring box is filled and sealed by sealant, the wiring board is electrically connected with an output line of a cable waterproof joint and an output line of an ultrasonic transducer device, the output line of the ultrasonic transducer device penetrates out of the connecting rod, an output line of the ultrasonic transducer device is sleeved with a sponge pad and is placed in an inner hole at the upper end of the connecting rod, and when the wiring box is filled and sealed, sealant is prevented from flowing into the inner hole of the connecting rod;
the cable waterproof connector is connected with a first waterproof plug four-core female head, an upper end of a ball valve is connected with one end of an inner and outer stainless steel ball valve in a threaded mode, the other end of the inner and outer stainless steel ball valve is connected with a micro-power consumption pressure transmitter in a threaded mode, a second waterproof plug four-core female head is arranged on an output line of the micro-power consumption pressure transmitter, and the first waterproof plug four-core female head and the second waterproof plug four-core female head are connected with an aviation socket on a gauge head control part.
Further, the ultrasonic transducer device comprises a measuring tube assembly, two ultrasonic transducers are assembled in the measuring tube assembly, a sealing ring is arranged between the outer diameter of each ultrasonic transducer and the measuring tube assembly for sealing, the ultrasonic transducers are fixed in mounting holes of the measuring tube assembly by elastic check rings, sealing glue is used for filling and sealing between the outer sides of the ultrasonic transducers and the output lines of the ultrasonic transducers and the measuring tube assembly, and the measuring tube assembly and the ultrasonic transducers are integrated;
the measuring tube assembly comprises a measuring tube, the aperture of a measuring tube flow passage is large at two ends, the aperture of the middle relative two ends is reduced, two ultrasonic transducers are assembled at the large aperture of the two ends of the measuring tube flow passage, a cover plate is respectively arranged at the top end and the bottom end of the measuring tube flow passage and welded on the measuring tube, a reflecting column is arranged at the relative position of the ultrasonic transducers installed on the measuring tube flow passage, and the reflecting column is welded on the measuring tube.
Further, the gauge outfit control part comprises a gauge outfit connecting flange and a gauge outfit shell, wherein the gauge outfit shell is fixed on the gauge outfit connecting flange, the gauge outfit connecting flange and the gauge outfit shell are sealed by a gauge outfit lower sealing gasket, the gauge outfit connecting flange is in threaded connection with a first aviation socket, the inner cavity of the gauge outfit connecting flange is filled with sealing glue, and the gauge outfit connecting flange is in threaded connection with a second aviation socket;
the meter is characterized in that a battery box assembly and a meter junction box are fixed in the meter shell, the meter junction box is located on one side of the battery box assembly, a meter junction circuit board is fixed on the meter junction box, a meter junction box cover is fixedly clamped on the meter junction box, the meter junction box is encapsulated by sealant, and after the sealant is solidified, the meter junction box cover is clamped on the meter junction box.
Further, a gauge head sealing cover assembly is fixed on the upper part of the gauge head shell, and a gauge head upper sealing gasket is adopted between the gauge head sealing cover assembly and the gauge head shell for sealing;
the first aviation sockets, the two second aviation sockets, the output lines on the battery box assembly and the output lines of the gauge outfit sealing cover assembly are electrically connected with the gauge outfit wiring circuit board;
the gauge outfit sealing cover assembly comprises a gauge outfit sealing cover, a gauge outfit main board circuit board is fixed on the gauge outfit sealing cover, a gauge outfit sponge cushion is arranged between the gauge outfit main board circuit board and the gauge outfit sealing cover, sealing glue is prevented from entering the liquid crystal display during filling and sealing, and sealing glue is used for filling and sealing the inner cavity of the gauge outfit sealing cover.
Further, the internet of things data terminal comprises a data terminal shell, a battery box assembly and a data terminal module box assembly are fixed on the data terminal shell, a data terminal antenna assembly and a data terminal input connector are connected to the data terminal shell through threads and are screwed, a waterproof plug four-core female connector is connected to the data terminal input connector, and a second aviation socket is connected to the waterproof plug four-core female connector;
the data terminal shell is provided with a data terminal upper cover, the data terminal upper cover and the data terminal shell are sealed by a data terminal sealing gasket, and the data terminal upper cover is fixedly connected with the data terminal shell.
Further, the data terminal module box assembly comprises a data terminal module box, and a wireless module circuit board is fixed on the data terminal module box;
and the output line of the battery box assembly, the output line of the data terminal antenna assembly and the input line of the data terminal input connector are electrically connected with the wireless module circuit board, and finally, the inner cavity of the data terminal module box is encapsulated by sealant.
Further, the data terminal antenna assembly comprises an antenna fixing joint, the antenna fixing joint is in threaded connection with a long cylindrical cabinet antenna and a data terminal antenna housing, and is screwed, and the antenna fixing joint, the long cylindrical cabinet antenna and the data terminal antenna housing are sealed by O-shaped sealing rings;
the data terminal antenna assembly further comprises an antenna output line, a first antenna waterproof joint is sleeved on one end of the antenna output line, sealing glue is filled in the inner cavity of the antenna fixing joint, and the first antenna waterproof joint is assembled on the antenna fixing joint and screwed; a stainless steel corrugated pipe is inserted into the first antenna waterproof joint, and a nut on the first antenna waterproof joint is used for fixing one end of the stainless steel corrugated pipe;
the antenna output wire is sleeved with a second antenna waterproof joint, a certain wiring length is reserved on the output wire, the other end of the stainless steel corrugated pipe is inserted into the second antenna waterproof joint, a nut of the second antenna waterproof joint is screwed to fix the other end of the stainless steel corrugated pipe, and sealing glue is filled in an inner cavity of the second antenna waterproof joint.
Compared with the prior art, the invention has the following technical effects:
the single-plug split ultrasonic flowmeter provided by the invention is characterized in that the two transducers are assembled together by reflecting ultrasonic waves and utilizing the time difference principle of the ultrasonic waves to achieve the purpose of measuring liquid, meanwhile, the single-plug split ultrasonic flowmeter is provided with the micro-power consumption pressure transmitter and the data terminal of the Internet of things, so that the gauge outfit is designed in a split mode, the ultrasonic flowmeter is well debugged and calibrated before delivery, the plug depth is determined on site only according to the pipe diameter, and the ultrasonic flowmeter is convenient to use after being opened and connected with the ball valve, and the single-plug split ultrasonic flowmeter is simple and convenient to install.
The invention designs a novel single-plug split ultrasonic flowmeter, which is characterized in that the positions of two ultrasonic transducers are fixed on a measuring tube, and the measuring tube is provided with a reflecting column; the measuring tube, the ultrasonic transducer and the reflecting column are integrated to form an integrated ultrasonic transducer device; and the purpose of measuring the liquid is achieved by utilizing the time difference principle of ultrasonic waves through the reflection of the ultrasonic waves. The ultrasonic transducer device, the connecting rod and the junction box wire form a whole to form an ultrasonic flowmeter part. The gauge head control part is used as a split body and is fixed on the well wall of the tested pipeline, so that the gauge head control part is suitable for various installation environments. The data terminal of the Internet of things is assembled with the header control part, so that the purpose of wirelessly transmitting metering data is achieved. The single-plug split ultrasonic flowmeter has the advantages that the design is integrated, the gauge head control part is split, the structure is compact, the debugging and calibration are good before delivery, the single-plug split ultrasonic flowmeter can be directly installed on site, and the single-plug split ultrasonic flowmeter is safe, reliable and simple to install; all parts are sealed by sealing rings, electronic components are independent combined units, sealing glue is used for filling and sealing, and the protection grade is ensured to reach IP68.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.
FIGS. 1 and 2 are schematic views of the structure of an ultrasonic flowmeter according to the present invention;
FIG. 3 is a schematic structural view of a single-insert split ultrasonic flow meter section according to the present invention;
FIG. 4 is an enlarged view of portion B of the present invention;
FIG. 5 is an enlarged view of part C of the present invention;
FIG. 6 is a schematic view of the structure of the ultrasonic transducer and connecting rod device of the present invention;
FIG. 7 is a schematic view of an ultrasonic transducer apparatus according to the present invention;
FIG. 8 is a cross-sectional view of the structure of B-B of FIG. 7 in the present invention;
FIG. 9 is a schematic view of a measuring tube assembly according to the present invention;
FIG. 10 is a cross-sectional view of the structure of B-B of FIG. 9 in the present invention;
FIG. 11 is a schematic diagram of the structure of a header control portion of the present invention;
FIG. 12 is a cross-sectional structural view of the C-C of FIG. 11 in accordance with the present invention;
FIG. 13 is a schematic view of the structure of the bit seal cap assembly of the present invention;
FIG. 14 is a schematic view of a battery compartment assembly according to the present invention;
fig. 15 is a schematic structural diagram of an internet of things data terminal according to the present invention;
fig. 16 is a schematic structural view of a data terminal cartridge assembly according to the present invention;
fig. 17 is a schematic structural diagram of a data terminal antenna assembly according to the present invention;
FIG. 18 is a schematic cross-sectional view of the structure of A-A of FIG. 17 in accordance with the present invention;
FIG. 19 is an enlarged schematic view of the portion B of FIG. 18 according to the present invention;
fig. 20 is an enlarged view of the portion C of fig. 18 according to the present invention.
Detailed Description
The single-plug split ultrasonic flowmeter part 1 as shown in fig. 3 to 6 comprises a stainless steel ball valve 10, wherein the upper end and the lower end of the stainless steel ball valve 10 are respectively in threaded connection with the lower end of a ball valve upper connecting pipe 12 and the upper end of a ball valve lower connecting pipe 9, and are screwed, the ball valve lower connecting pipe 9 is welded with a pipeline to be tested on an installation site, and a ball valve sealing gasket 11 is arranged between the stainless steel ball valve 10 and the ball valve upper connecting pipe 12 and between the stainless steel ball valve 10 and the ball valve lower connecting pipe 9 for sealing.
The ball valve upper connecting pipe 12 is provided with an ultrasonic transducer and connecting rod device 8, and the ultrasonic transducer and connecting rod device 8 and the ball valve upper connecting pipe 12 are sealed by an O-shaped sealing ring 18.
The ultrasonic transducer and connecting rod device 8 comprises a connecting rod 35 and an ultrasonic transducer device 33, the connecting rod 35 and the ultrasonic transducer device 33 are fixed by adopting socket head cap screws, a spring washer is arranged between the connecting rod 35 and the ultrasonic transducer device 33 for preventing the socket head cap screws from loosening, and a sealing gasket 34 is arranged between the connecting rod 35 and the ultrasonic transducer device 33 for sealing.
The junction box 22 is arranged at the top end of the ultrasonic transducer and connecting rod device 8, the two are sealed by adopting an O-shaped sealing ring 18, and the two are fixed by using an inner hexagonal flat end set screw to prevent the junction box 22 from rotating.
The connecting rod 35 is sleeved with a connecting rod locking sleeve 20 and a connecting rod locking nut 19, the connecting rod locking sleeve 20 is positioned in the connecting rod locking nut 19, the connecting rod locking nut 19 is in threaded connection with the connecting pipe 12 on the ball valve, when the ultrasonic flowmeter is installed on site, the insertion depth of the connecting rod of the ultrasonic flowmeter is determined according to the diameter of a measured pipeline, and after the adjustment is finished, the connecting rod locking nut 19 is screwed down again to lock the connecting rod.
The junction box 22 is in threaded connection with the cable waterproof connector 15 and is screwed, a silica gel sealing column 29 is sleeved on the output wire of the cable waterproof connector 15, and the output wire of the cable waterproof connector 15 and the junction box 22 are sealed by adopting the silica gel sealing column 29.
The wiring box 22 is internally fixed with the wiring board 25 by adopting a cross groove pan head screw, the inner cavity of the wiring box 22 is encapsulated by sealant, the wiring board 25 is electrically connected with an output line of the cable waterproof joint 15 and an output line of the ultrasonic transducer device 33, the output line of the ultrasonic transducer device 33 penetrates out of the connecting rod 35, the output line of the ultrasonic transducer device 33 is sleeved with the sponge pad 30 and is placed into an inner hole at the upper end of the connecting rod 35, and when the wiring box 22 is encapsulated, sealant is prevented from flowing into the inner hole of the connecting rod.
The cable waterproof joint 15 is connected with a first waterproof plug four-core female head 16, the upper end of the ball valve upper connecting pipe 12 is connected with one end of an inner and outer wire stainless steel ball valve 13 in a threaded mode, the other end of the inner and outer wire stainless steel ball valve 13 is connected with a micro-power consumption pressure transmitter 14 in a threaded mode, a second waterproof plug four-core female head 17 is installed on an output wire of the micro-power consumption pressure transmitter 14, and the first waterproof plug four-core female head 16 and the second waterproof plug four-core female head 17 are connected with an aviation socket on the gauge head control part 2.
The top end of the junction box 22 is fixedly provided with a junction box cover 27 through an inner hexagon screw, and the junction box cover 27 and the junction box 22 are sealed by adopting an O-shaped sealing ring 18.
As shown in fig. 7 and 8, the ultrasonic transducer device 33 includes a measuring tube assembly 36, two ultrasonic transducers 38 are assembled in the measuring tube assembly 36, a sealing ring 37 is provided between the outer diameter of the ultrasonic transducer 38 and the measuring tube assembly 36 for sealing, the ultrasonic transducer 38 is fixed in a mounting hole of the measuring tube assembly 36 by a circlip 39, sealing glue is used between the outer side of the ultrasonic transducer 38 and the output line of the ultrasonic transducer and the measuring tube assembly 36 for encapsulation, and the measuring tube assembly 36 and the ultrasonic transducer 38 are integrated.
As shown in fig. 9 and 10, the measuring tube assembly 36 includes a measuring tube 40, the aperture of the flow channel of the measuring tube 40 is large at two ends, the aperture of the middle opposite two ends is reduced, the measuring accuracy can be further improved, two ultrasonic transducers 38 are assembled at the large aperture of the two ends of the flow channel of the measuring tube 40, a cover plate 42 is respectively arranged at the top end and the bottom end of the flow channel of the measuring tube 40, the cover plate 42 is welded on the measuring tube 40, a reflecting column 41 is installed at the opposite position of the flow channel of the measuring tube 40 where the ultrasonic transducers 38 are installed, and the reflecting column 41 is welded on the measuring tube 40.
When the measuring tube is processed, firstly, processing a runner of the measuring tube 40, wherein the diameter of an inner hole in the middle of the runner is reduced to further improve the measuring precision, then processing a position for mounting a transducer and a water inlet and outlet, and finally processing a reflecting column hole; and machining allowance is reserved on the upper end, the lower end and the outer diameter of the measuring tube. The reflecting column 41 and the upper and lower cover plates 42 are processed separately, and the upper and lower cover plates leave a processing margin, and the reflecting column 41 and the upper and lower cover plates 42 are welded on the measuring tube. And finally, carrying out finish machining on the upper end, the lower end and the outer diameter of the measuring tube.
The measuring tube, the reflecting column and the upper cover plate and the lower cover plate are integrated through welding, the position of the reflecting column is fixed, no leakage point exists at the upper end and the lower end of the measuring tube and the position of the reflecting column, and the structure is simple.
As shown in fig. 11 to 12, the gauge outfit control portion includes a gauge outfit connection flange 43 and a gauge outfit casing 46, the gauge outfit casing 46 is fixed on the gauge outfit connection flange 43 by adopting a hexagonal socket head cap screw, the gauge outfit connection flange 43 is sealed by using a gauge outfit lower sealing gasket 45, the first aviation socket 55 is connected with a first waterproof plug four-core female head 16 by screw thread, the inner cavity of the gauge outfit connection flange 43 is sealed and filled with sealing glue, the gauge outfit connection flange 43 is connected with two second aviation sockets 56 by screw thread, and one of the two second aviation sockets 56 is connected with a second waterproof plug four-core female head 17.
The battery box assembly 54 and the gauge head junction box 47 are fixed in the gauge head shell 46 through cross groove pan head screws, the gauge head junction box 47 is located on one side of the battery box assembly 54, the gauge head junction circuit board 48 is fixed on the gauge head junction box 47 through cross groove pan head self-tapping screws, the gauge head junction box cover 49 is fixedly clamped on the gauge head junction box 47, the gauge head junction box 47 is encapsulated by sealant, and after the sealant is solidified, the gauge head junction box cover 49 is clamped on the gauge head junction box 47.
The gauge head sealing cover assembly 51 is fixed on the upper part of the gauge head shell 46 by adopting an inner hexagonal cylindrical head screw and an inner hexagonal cylindrical head lead sealing screw, the gauge head sealing cover assembly 13 and the gauge head shell 17 are sealed by adopting a gauge head upper sealing gasket 52, and a standard spring gasket is arranged between the gauge head sealing cover assembly 13 and the gauge head shell 17 for preventing the inner hexagonal cylindrical head lead sealing screw from loosening; in order to prevent the disassembly of the hexagon socket head cap screw, the head of the hexagon socket head cap screw is provided with a screw protection cover for protection.
The first aviation socket 55, the two second aviation sockets 56, the output lines on the battery box assembly 54 and the output lines of the gauge outfit sealing cover assembly 51 are all electrically connected with the gauge outfit wiring circuit board 48.
As shown in fig. 13, the gauge outfit sealing cover assembly 51 includes a gauge outfit sealing cover 62, a gauge outfit main board circuit board 66 is fixed on the gauge outfit sealing cover 62 by a cross groove small pan head screw, a gauge outfit sponge pad 67 is arranged between the gauge outfit main board circuit board 66 and the gauge outfit sealing cover 62, and a sealant is prevented from entering the liquid crystal display during filling and sealing, and the inner cavity of the gauge outfit sealing cover 38 is filled and sealed by the sealant.
After the inner cavity sealant of the gauge outfit sealing cover is solidified, the gauge outfit label 65 is stuck on the upper surface of the gauge outfit sealing cover 62; the head seal 62 is fitted with a cover 64 using a toothed resilient pin 63, which forms an independent unit assembly.
As shown in fig. 14, the battery case assembly 54 includes a battery case 70 and a battery pack 71, where the battery pack 71 is placed in the battery case 70, and the inner cavity of the battery case is sealed and encapsulated, and the battery case is formed as an independent unit assembly.
As shown in fig. 15, the internet of things data terminal includes a data terminal housing 72, a battery box assembly 54 and a data terminal module box assembly 77 are fixed on the data terminal housing 72 by using a cross slot pan head screw, the data terminal housing 72 is in threaded connection with a data terminal antenna assembly 78 and a data terminal input connector 74, and is screwed, the data terminal input connector 74 is connected with a waterproof plug four-core female head 73, and the waterproof plug four-core female head 73 is connected with one of two second aviation sockets 56.
The data terminal shell 72 is provided with a data terminal upper cover 76, the data terminal upper cover 76 and the data terminal shell 72 are sealed by a data terminal sealing gasket 75, and the data terminal upper cover 76 and the data terminal shell 72 are fixed by using hexagon socket head cap screws; in order to prevent the disassembly of the hexagon socket head cap screw, the head of the hexagon socket head cap screw is provided with a screw protection cover for protection.
As shown in fig. 16, the data terminal module box assembly 77 includes a data terminal module box 83, and a wireless module group circuit board 84 is fixed in the data terminal module box 83 by using a cross-slot pan head self-tapping screw to form an independent unit.
The output line of the battery box assembly 54, the output line of the data terminal antenna assembly 78 and the input line of the data terminal input connector 74 are electrically connected with the wireless module circuit board 84, and finally the inner cavity of the data terminal module box 83 is encapsulated by sealant.
As shown in fig. 17 to 20, the data terminal antenna assembly 78 includes an antenna fixing connector 90, the antenna fixing connector 90 is screwed with a long cylindrical cabinet antenna 87 and a data terminal antenna cover 86, and the antenna fixing connector 90 is screwed tightly, and the long cylindrical cabinet antenna 87 and the data terminal antenna cover 86 are sealed by O-rings.
The data terminal antenna assembly 78 further comprises an antenna output line 94, a first antenna waterproof joint 91 is sleeved on one end of the antenna output line 94, sealing glue is filled in the inner cavity of the antenna fixing joint 90, and the first antenna waterproof joint 91 is assembled on the antenna fixing joint 90 and screwed; a stainless steel corrugated pipe 93 is inserted into the first antenna waterproof joint 91, and one end of the stainless steel corrugated pipe 93 is fixed by a nut on the first antenna waterproof joint 91;
the antenna output line 94 is also sleeved with a second antenna waterproof joint 92, a certain wiring length is reserved on the output line, the other end of the stainless steel corrugated pipe 93 is inserted into the second antenna waterproof joint 92, the other end of the stainless steel corrugated pipe 93 is fixed by tightening a nut of the second antenna waterproof joint 92, and sealing glue is filled in an inner cavity of the second antenna waterproof joint 92.
And wired data transmission is realized between the data terminal of the Internet of things and the ultrasonic flowmeter through an RS-485 interface. And wireless data transmission is realized between the data terminal of the Internet of things and the data center platform through NB-IoT, loRa or 5G technology. The internet of things data terminal realizes high-precision positioning of the ultrasonic flowmeter by internally carrying satellite navigation system modules such as Beidou or GPS and the like, and uploads geographic information to the data center platform in real time. When the Beidou satellite navigation system module is used, short message transmission of key sensor data under the condition of serious disasters can be realized. Sensor data such as water consumption, temperature, pressure and the like transmitted between the data terminal of the Internet of things and the data center platform are encrypted in an AES (advanced encryption standard) manner, an SSL (secure socket layer) manner and the like, so that sensitive data related to water charge settlement and the like are prevented from being tampered or stolen.
The invention designs a novel single-plug split ultrasonic flowmeter, which is characterized in that the positions of two ultrasonic transducers are fixed on a measuring tube, and the measuring tube is provided with a reflecting column; the measuring tube, the ultrasonic transducer and the reflecting column are integrated to form an integrated ultrasonic transducer device; and the purpose of measuring the liquid is achieved by utilizing the time difference principle of ultrasonic waves through the reflection of the ultrasonic waves. The ultrasonic transducer device, the connecting rod and the junction box wire form a whole to form an ultrasonic flowmeter part. The gauge head control part is used as a split body and is fixed on the well wall of the tested pipeline, so that the gauge head control part is suitable for various installation environments. The data terminal of the Internet of things is assembled with the header control part, so that the purpose of wirelessly transmitting metering data is achieved. The single-plug split ultrasonic flowmeter has the advantages that the design is integrated, the gauge head control part is split, the structure is compact, the debugging and calibration are good before delivery, the single-plug split ultrasonic flowmeter can be directly installed on site, and the single-plug split ultrasonic flowmeter is safe, reliable and simple to install; all parts are sealed by sealing rings, electronic components are independent combined units, sealing glue is used for filling and sealing, and the protection grade is ensured to reach IP68.
The description of the present invention has been presented for purposes of illustration and description, and is not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (10)
1. The utility model provides a novel split type ultrasonic flowmeter singly inserts which characterized in that: the meter head control part (2) is split type, the mounting position can be determined according to the mounting environment, a meter head fixing plate (4) is fixed on the meter head control part (2), the meter head fixing plate (4) is fixed on a well wall of a measured pipeline, an Internet of things data terminal (6) is externally connected to the meter head control part (2), and an input line of the Internet of things data terminal (6) is electrically connected with the meter head control part (2).
2. The novel single-insert split ultrasonic flowmeter of claim 1, wherein: the single-plug split ultrasonic flowmeter part (1) comprises a stainless steel ball valve (10), wherein the upper end and the lower end of the stainless steel ball valve (10) are respectively in threaded connection with the lower end of a ball valve upper connecting pipe (12) and the upper end of a ball valve lower connecting pipe (9), the stainless steel ball valve is screwed, the ball valve lower connecting pipe (9) is welded with a detected pipeline on an installation site, and a ball valve sealing gasket (11) is arranged between the stainless steel ball valve (10) and the ball valve upper connecting pipe (12) and between the stainless steel ball valve lower connecting pipe (9) for sealing;
the ball valve upper connecting pipe (12) is provided with an ultrasonic transducer and connecting rod device (8), and the ultrasonic transducer and connecting rod device (8) is sealed with the ball valve upper connecting pipe (12) by an O-shaped sealing ring (18).
3. The novel single-insert split ultrasonic flowmeter of claim 2, wherein: the ultrasonic transducer and connecting rod device (8) comprises a connecting rod (35) and an ultrasonic transducer device (33), the connecting rod (35) is fixedly connected with the ultrasonic transducer device (33), and a sealing gasket (34) is assembled between the connecting rod (35) and the ultrasonic transducer device (33) for sealing;
the top ends of the ultrasonic transducer and the connecting rod device (8) are fixedly provided with a junction box (22), and the junction box are sealed by adopting an O-shaped sealing ring (18);
the connecting rod (35) is sleeved with a connecting rod locking sleeve (20) and a connecting rod locking nut (19), the connecting rod locking sleeve (20) is positioned in the connecting rod locking nut (19), and the connecting rod locking nut (19) is in threaded connection with the connecting pipe (12) on the ball valve.
4. A novel single-insert split ultrasonic flow meter as claimed in claim 3, wherein: the junction box (22) is in threaded connection with a cable waterproof connector (15), a silica gel sealing column (29) is sleeved on an output line of the cable waterproof connector (15), and the output line of the cable waterproof connector (15) and the junction box (22) are sealed by adopting the silica gel sealing column (29);
a wiring board (25) is fixed in the wiring box (22), the inner cavity of the wiring box (22) is filled and sealed by sealant, the wiring board (25) is electrically connected with an output line of a cable waterproof joint (15) and an output line of an ultrasonic transducer device (33), the output line of the ultrasonic transducer device (33) penetrates out of a connecting rod (35), an sponge pad (30) is sleeved on the output line of the ultrasonic transducer device (33), the sponge pad is placed in an inner hole at the upper end of the connecting rod (35), and when the wiring box (22) is filled and sealed, the sealant is prevented from flowing into the inner hole of the connecting rod;
the cable waterproof connector (15) is connected with a first waterproof plug four-core female connector (16), an upper end of a ball valve upper connecting pipe (12) is in threaded connection with one end of an inner and outer wire stainless steel ball valve (13), the other end of the inner and outer wire stainless steel ball valve (13) is in threaded connection with a micro-power consumption pressure transmitter (14), a second waterproof plug four-core female connector (17) is arranged on an output line of the micro-power consumption pressure transmitter (14), and the first waterproof plug four-core female connector (16) and the second waterproof plug four-core female connector (17) are connected with an aviation socket on a gauge outfit control part (2).
5. A novel single-insert split ultrasonic flow meter as claimed in claim 3, wherein: the ultrasonic transducer device (33) comprises a measuring tube assembly (36), two ultrasonic transducers (38) are assembled in the measuring tube assembly (36), a sealing ring (37) is arranged between the outer diameter of the ultrasonic transducers (38) and the measuring tube assembly (36) for sealing, the ultrasonic transducers (38) are fixed in mounting holes of the measuring tube assembly (36) by elastic check rings (39), sealing glue is adopted between the outer sides of the ultrasonic transducers (38) and output lines and the measuring tube assembly (36) for filling and sealing, and the measuring tube assembly (36) and the ultrasonic transducers (38) are integrated;
the measuring tube assembly (36) comprises a measuring tube (40), the aperture of a flow channel of the measuring tube (40) is large at two ends, the aperture of the middle opposite ends is reduced, two ultrasonic transducers (38) are assembled at the large aperture of the two ends of the flow channel of the measuring tube (40), a cover plate (42) is respectively arranged at the top end and the bottom end of the flow channel of the measuring tube (40), the cover plate (42) is welded on the measuring tube (40), a reflecting column (41) is arranged at the opposite position of the ultrasonic transducer (38) installed in the flow channel of the measuring tube (40), and the reflecting column (41) is welded on the measuring tube (40).
6. The novel single-insert split ultrasonic flowmeter of claim 1, wherein: the meter head control part comprises a meter head connecting flange (43) and a meter head shell (46), wherein the meter head shell (46) is fixed on the meter head connecting flange (43), a meter head lower sealing gasket (45) is used for sealing between the meter head connecting flange and the meter head shell, the meter head connecting flange (43) is in threaded connection with a first aviation socket (55), the inner cavity of the meter head connecting flange (43) is filled and sealed with sealing glue, and the meter head connecting flange (43) is in threaded connection with a second aviation socket (56);
the meter comprises a meter head shell (46), a battery box assembly (54) and a meter head junction box (47) are fixed in the meter head shell (46), the meter head junction box (47) is located on one side of the battery box assembly (54), a meter head junction circuit board (48) is fixed on the meter head junction box (47), a meter head junction box cover (49) is fixedly clamped on the meter head junction box (47), the meter head junction box (47) is encapsulated by sealant, and after the sealant is solidified, the meter head junction box cover (49) is clamped on the meter head junction box (47).
7. The novel single-insert split ultrasonic flowmeter of claim 7, wherein: the upper part of the gauge outfit shell (46) is fixedly provided with a gauge outfit sealing cover assembly (51), and a gauge outfit upper sealing gasket (52) is adopted to seal between the gauge outfit sealing cover assembly (13) and the gauge outfit shell (17);
the first aviation sockets (55), the two second aviation sockets (56), the output lines on the battery box assembly (54) and the output lines of the meter head sealing cover assembly (51) are electrically connected with the meter head wiring circuit board (48);
the gauge outfit sealing cover assembly (51) comprises a gauge outfit sealing cover (62), a gauge outfit main board circuit board (66) is fixed on the gauge outfit sealing cover (62), a gauge outfit sponge cushion (67) is arranged between the gauge outfit main board circuit board (66) and the gauge outfit sealing cover (62), sealing glue is prevented from entering the liquid crystal display during filling and sealing, and sealing glue is used for filling and sealing the inner cavity of the gauge outfit sealing cover.
8. The novel single-insert split ultrasonic flowmeter of claim 1, wherein: the data terminal of the Internet of things comprises a data terminal shell (72), a battery box assembly (54) and a data terminal module box assembly (77) are fixed on the data terminal shell (72), a data terminal antenna assembly (78) and a data terminal input connector (74) are connected with the data terminal shell (72) in a threaded mode, the data terminal input connector (74) is screwed, a waterproof plug four-core female connector (73) is connected with the data terminal input connector (74), and the waterproof plug four-core female connector (73) is connected with a second aviation socket (56);
the data terminal shell (72) is provided with a data terminal upper cover (76), the data terminal upper cover and the data terminal shell are sealed by a data terminal sealing gasket (75), and the data terminal upper cover (76) is fixedly connected with the data terminal shell (72).
9. The novel single-insert split ultrasonic flowmeter of claim 8, wherein: the data terminal module box assembly (77) comprises a data terminal module box (83), and a wireless module circuit board (84) is fixed on the data terminal module box (83);
and an output line of the battery box assembly (54), an output line of the data terminal antenna assembly (78) and an input line of the data terminal input connector (74) are electrically connected with the wireless module circuit board (84), and finally, sealing glue encapsulation is carried out on the inner cavity of the data terminal module box (83).
10. The novel single-insert split ultrasonic flowmeter of claim 8, wherein: the data terminal antenna assembly (78) comprises an antenna fixing connector (90), the antenna fixing connector (90) is in threaded connection with a long cylindrical cabinet antenna (87) and a data terminal antenna housing (86), and is screwed, and O-shaped sealing rings are used for sealing the antenna fixing connector (90), the long cylindrical cabinet antenna (87) and the data terminal antenna housing (86);
the data terminal antenna assembly (78) further comprises an antenna output line (94), a first antenna waterproof connector (91) is sleeved on one end of the antenna output line (94), sealing glue is filled in an inner cavity of the antenna fixing connector (90), and the first antenna waterproof connector (91) is assembled on the antenna fixing connector (90) and screwed; a stainless steel corrugated pipe (93) is inserted into the first antenna waterproof joint (91), and a nut on the first antenna waterproof joint (91) is used for fixing one end of the stainless steel corrugated pipe (93);
the antenna output line (94) is also sleeved with a second antenna waterproof joint (92), a certain wiring length is reserved on the output line, the other end of the stainless steel corrugated pipe (93) is inserted into the second antenna waterproof joint (92), the other end of the stainless steel corrugated pipe (93) is fixed by tightening a nut of the second antenna waterproof joint (92), and sealing glue is filled in an inner cavity of the second antenna waterproof joint (92).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310139351.XA CN116380179A (en) | 2023-02-21 | 2023-02-21 | Novel single-plug split ultrasonic flowmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310139351.XA CN116380179A (en) | 2023-02-21 | 2023-02-21 | Novel single-plug split ultrasonic flowmeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116380179A true CN116380179A (en) | 2023-07-04 |
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ID=86964596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310139351.XA Pending CN116380179A (en) | 2023-02-21 | 2023-02-21 | Novel single-plug split ultrasonic flowmeter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116380179A (en) |
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2023
- 2023-02-21 CN CN202310139351.XA patent/CN116380179A/en active Pending
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