CN111912476B - Combined ultrasonic channel flow measuring device with adjustable measuring width - Google Patents
Combined ultrasonic channel flow measuring device with adjustable measuring width Download PDFInfo
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- CN111912476B CN111912476B CN202010639970.1A CN202010639970A CN111912476B CN 111912476 B CN111912476 B CN 111912476B CN 202010639970 A CN202010639970 A CN 202010639970A CN 111912476 B CN111912476 B CN 111912476B
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- ultrasonic
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- fixing rod
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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
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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
- G01F1/002—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow wherein the flow is in an open channel
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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
- 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
- G01F1/663—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 by measuring Doppler frequency shift
Abstract
The ultrasonic channel flow measuring device comprises two ultrasonic flow measuring plates (1) which are arranged oppositely, wherein a plurality of fixing rod mounting grooves (11) are distributed on each ultrasonic flow measuring plate (1), fixing rods (4) are placed in the fixing rod mounting grooves (11), the front ends of the fixing rods (4) are probe mounting vertical surfaces (41), a plurality of ultrasonic probes (2) are mounted on the probe mounting vertical surfaces (41), the two ultrasonic probes (2) are in a group and are respectively positioned on the fixing rods (4) of the two ultrasonic flow measuring plates (1), the rear ends of the fixing rods (4) and/or the rear vertical surfaces of the fixing rod mounting grooves (11) are/is provided with a threading groove (42), the bottom surfaces of the threading grooves (42) are provided with a plurality of probe line holes (43), and the positions of the probe line holes (43) correspond to the positions of the ultrasonic probes (2). The ultrasonic channel flow measuring device has the advantages that the angle adjustment of the ultrasonic probe (2) is convenient, the manufacturing cost is lower, and the mass production is convenient.
Description
Technical Field
The invention relates to the technical field of flow measurement, in particular to a combined ultrasonic channel flow measurement device with adjustable measurement width.
Background
An ultrasonic flowmeter is a meter that measures a flow rate by using the propagation characteristics of ultrasonic waves in a fluid. The flowmeter is regarded as a better large-diameter flow measuring instrument by virtue of the advantages of non-contact flow measurement, independence of instrument manufacturing cost and the diameter of a measured pipeline basically, high precision, large measuring range, convenience in installation, simplicity in test operation and the like, and is widely applied to electric power, petroleum, chemical engineering and particularly water supply systems.
From the ultrasonic measurement principle, the time difference method is suitable for measuring pure and less-impurity liquid, such as tap water, river seawater, effluent water of sewage treatment plants and the like. The Doppler method is suitable for measuring liquid and slurry with high impurity content, such as city drainage, slurry, ore pulp and the like. In agricultural irrigation water, the water consumption needs to be measured, and when the water consumption is measured by adopting an ultrasonic time difference method, an ultrasonic sensor is generally arranged in a square box in a cross multipath mode. By arranging the sensors in advance, calibration of the sensor positions is facilitated. But ultrasonic sensor's fixed mode generally adopts fixed mounting, and the inconvenient angle of adjustment in later stage, moreover, length is different, and ultrasonic sensor's angle is also different, and this just needs to make multiple mould and makes the current surveying device.
Disclosure of Invention
In order to solve the problems, the invention provides a novel combined ultrasonic channel flow measuring device with adjustable measuring width, an ultrasonic probe and a fixed rod are installed together, the fixed rod can rotate in an ultrasonic flow measuring plate, the angle is convenient to adjust, moreover, a plurality of inserting plate grooves are formed in the fixed rod installation groove of the ultrasonic flow measuring plate and the fixed rod, the fixed rod can be conveniently fixed, meanwhile, the installation mode is suitable for ultrasonic flow measuring plates with various lengths, the manufacturing cost is saved, and the batch production is convenient.
The technical scheme of the invention is as follows:
a combined ultrasonic channel flow measuring device with adjustable measuring width comprises two ultrasonic flow measuring plates which are arranged oppositely, wherein a plurality of fixed rod mounting grooves are distributed on each ultrasonic flow measuring plate, fixed rods are placed in the fixed rod mounting grooves, headless oil plug plugs are mounted at the bottoms of the fixed rods, the front ends of the fixed rods are probe mounting vertical surfaces, a plurality of ultrasonic probes are mounted on the probe mounting vertical surfaces, two ultrasonic probes are in a group, one ultrasonic probe is used for transmitting, the other ultrasonic probe is used for receiving, the two ultrasonic probes are respectively located on the fixed rods of the two ultrasonic flow measuring plates, threading grooves are formed in the rear vertical surfaces of the fixed rod rear ends and/or the fixed rod mounting grooves, a plurality of probe thread holes are formed in the bottom surfaces of the threading grooves, the positions of the probe thread holes correspond to the positions of the ultrasonic probes, and wires of the ultrasonic probes can conveniently penetrate out of the probe thread holes and are led out of the threading grooves.
According to the combined ultrasonic channel flow measuring device with the adjustable measuring width, the outward flaring is arranged at one end or two ends of the opening of the fixing rod mounting groove, and the flaring angle is suitable for not blocking a group of ultrasonic probes which are oppositely arranged to transmit and receive signals.
According to the combined ultrasonic channel flow measuring device with the adjustable measuring width, the fixing rod mounting grooves are arranged in the vertical direction. The edge of the fixing rod mounting groove is distributed with a plurality of first inserting plate grooves, the upper end face of the fixing rod is provided with a second inserting plate groove, and the second inserting plate groove rotates along with the fixing rod and can be aligned with the opening of the first inserting plate groove. Preferably, when the second inserting plate groove rotates to each first inserting plate groove, the second inserting plate groove and the first inserting plate groove can be in the same straight line.
Furthermore, detachable fixing insertion plates are inserted into the first insertion plate groove and the second insertion plate groove to fix the fixing rods and the ultrasonic flow measuring plate together. The fixed inserting plate is fixed with the fixed rod through a fixing device.
According to the combined ultrasonic channel flow measuring device with the adjustable measuring width, the ultrasonic flow measuring plate comprises a water flow contact surface and a rear fixing surface, and a plurality of reinforcing rib plates are arranged between the water flow contact surface and the rear fixing surface. On the basis of ensuring the strength of the ultrasonic flow measuring plate, the weight of the ultrasonic flow measuring plate is further reduced.
Furthermore, a flow measuring plate mounting hole is formed in the ultrasonic flow measuring plate and penetrates through the water flow contact surface and the rear fixing surface. During site operation, the ultrasonic flow measuring plates can be arranged on the two sides of the channel through bolts, and the installation is very convenient.
According to the combined ultrasonic channel flow measuring device with the adjustable measuring width, the detachable upper cover plate is arranged above the ultrasonic flow measuring plate. The upper cover plate is hollow, so that the ultrasonic probe can conveniently penetrate out of the threading groove and then lead out of the threading groove.
Preferably, a threading plate is arranged at one end or two ends of the upper cover plate. The threading board is pre-fixed on the upper cover plate, and when a lead wire is required to be led from the position, the threading board can be scratched from the upper cover plate.
According to the combined ultrasonic channel flow measuring device with the adjustable measuring width, one end or two ends of the ultrasonic flow measuring plate are provided with the connecting grooves. The connecting groove can be used for connecting a flashboard in front of the flow measuring device and can also be used for connecting the upper cover plate with the ultrasonic flow measuring plate.
The invention has the beneficial effects that:
1. according to the combined ultrasonic channel flow measuring device capable of adjusting the measuring width, disclosed by the invention, the two ultrasonic flow measuring plates are in an open structure, and can be respectively arranged on the two sides of a channel by adopting bolts, so that the combined ultrasonic channel flow measuring device is suitable for channels with various widths, is convenient to install and has a wide application range.
2. According to the combined ultrasonic channel flow measuring device with the adjustable measuring width, disclosed by the invention, the ultrasonic probe is installed together with the fixed rod, the fixed rod can rotate in the ultrasonic flow measuring plate, and compared with a traditional ultrasonic sensor fixed installation mode, the combined ultrasonic channel flow measuring device with the adjustable measuring width is convenient for angle adjustment and field installation. Moreover, the mounting mode is suitable for ultrasonic flow measuring plates with various lengths, so that the manufacturing cost is saved, and the mass production is facilitated.
3. According to the combined ultrasonic channel flow measuring device with the adjustable measuring width, disclosed by the invention, the plurality of inserting plate grooves are formed in the fixing rod mounting groove of the ultrasonic flow measuring plate and on the fixing rod, the fixing rod can be conveniently fixed on the ultrasonic flow measuring plate through the fixing inserting plate, and the plurality of reinforcing rib plates are arranged between the water flow contact surface and the rear fixing surface of the ultrasonic flow measuring plate, so that the use strength of the ultrasonic flow measuring plate and the ultrasonic probe is effectively ensured.
Drawings
The aspects and advantages of the present application will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention.
In the drawings:
fig. 1 is a perspective view of a combined ultrasonic channel flow measuring device with adjustable measuring width according to the embodiment 1;
FIG. 2 is a top view of the single flow metering device of FIG. 1;
FIG. 3 is a perspective view of FIG. 1 with the upper cover plate removed;
FIG. 4 is a top view of FIG. 3;
FIG. 5 is a bottom view of FIG. 3;
FIG. 6 is a schematic structural view of an ultrasonic flow measurement plate;
FIG. 7 is a top view of FIG. 6;
FIG. 8 is a schematic view of a fixing rod;
FIG. 9 is a schematic view of a fixing board;
FIG. 10 is a schematic structural view of a headless oil plug;
FIG. 11 is a schematic structural view of an upper cover plate;
FIG. 12 is a bottom view of FIG. 11;
the components represented by the reference numerals in the figures are:
1. the ultrasonic flow measuring plate comprises an ultrasonic flow measuring plate body, 11, a fixed rod installation groove, 111, a first plug board groove, 12, a reinforcing rib plate, 13, a flow measuring plate installation hole, 14, a connection groove, 2, an ultrasonic probe, 3, an upper cover plate, 31, an upper cover installation hole, 32, a threading plate, 4, a fixed rod, 41, a probe installation vertical surface, 42, a threading groove, 43, a probe thread hole, 44, a second plug board groove, 45, a second plug board fixing hole, 5, a fixed plug board, 51, an insertion part, 52, a fixed part, 53, a first plug board fixing hole, 6, a headless oil plug, 7 and a pressing plate.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. It should be noted that these embodiments are provided so that this disclosure can be more completely understood and fully conveyed to those skilled in the art, and the present disclosure may be implemented in various forms without being limited to the embodiments set forth herein.
The directions "front and back", "left and right", etc. mentioned in the present invention are only used to express the relative positional relationship, and are not restricted by any specific direction reference in practical application.
Example 1
Referring to fig. 1 and 2, fig. 1 and 2 are schematic structural views of a combined ultrasonic channel flow measuring device with adjustable measurement width according to this embodiment, including two ultrasonic flow measuring plates 1 arranged oppositely, two fixing rod mounting grooves 11 are respectively distributed at two ends of each ultrasonic flow measuring plate 1, a fixing rod 4 is placed in each fixing rod mounting groove 11, and a headless oil plug 6 is installed at the bottom of each fixing rod 4, as shown in fig. 5 and 10.
Referring to fig. 8, the front end of the fixing rod 4 is a probe mounting vertical surface 41, a plurality of ultrasonic probes 2 are mounted on the probe mounting vertical surface, and a pressing plate 7 covers the ultrasonic probes 2. The two ultrasonic probes 2 are in a group, one is used for transmitting and the other is used for receiving, the two probes are respectively positioned on the fixing rods 4 of the two ultrasonic flow measuring plates 1, the rear part of the probe mounting vertical surface 41 is provided with a threading groove 42, the bottom surface of the threading groove 42 is provided with a plurality of probe thread holes 43, the positions of the probe thread holes 43 correspond to the positions of the ultrasonic probes 2, and wires of the ultrasonic probes 2 conveniently penetrate through the probe thread holes 43 and are led out from the threading groove 42.
Referring to fig. 6 and 7, the fixing rod mounting groove 11 is an arc structure, and an opening of one end of the fixing rod mounting groove close to the center is provided with an outward flaring, and the flaring angle is suitable for not shielding a group of ultrasonic probes 2 which are oppositely arranged to transmit and receive signals.
Further, the fixing bar mounting grooves 11 are arranged in a vertical direction. The edge distribution of dead lever mounting groove 11 has a plurality of first picture peg grooves 111, it has second picture peg groove 44 to open on the dead lever 4 up end, second picture peg groove 44 rotates along with dead lever 4, and its width is the same with first picture peg groove 111 width, after dead lever 4 rotated to a certain position, can align with first picture peg groove 111 opening. Preferably, when the second plate inserting groove 44 rotates to each first plate inserting groove 111, the second plate inserting groove and the first plate inserting groove 111 are in the same straight line, so that the fixing rod 4 and the ultrasonic flow measuring plate 1 are fixed together by using a fixing device.
Referring to fig. 3 and 4, the first insertion plate grooves 111 are distributed on the left and right side walls of the fixing rod installation groove 11, and the second insertion plate grooves 44 include two second insertion plate grooves 44 symmetrically arranged on the left and right side walls of the fixing rod 4 along the diameter direction of the fixing rod 4, so that the positions of the ultrasonic probe 2 and the threading groove 42 can be set aside, and the fixing device can be conveniently installed.
Referring to fig. 9, the first board slot 111 and the second board slot 44 are inserted with a detachable fixing board 5 to fix the fixing rod 4 and the ultrasonic flow measuring board 1 together. Fixed picture peg 5 includes insertion portion 51 and fixed part 52, insertion portion 51 and fixed part 52 are arranged perpendicularly, insertion portion 51 is used for inserting in first picture peg groove 111 and second picture peg groove 44, it has first picture peg fixed orifices 53 to open in the middle of the fixed part 52, open at the top of dead lever 4 has second picture peg fixed orifices 45, inserts between first picture peg groove 111 and the second picture peg groove 44 back at the insertion portion 51 of fixed picture peg 5, and the accessible bolt passes first picture peg fixed orifices 53 and second picture peg fixed orifices 45 and fixes fixed picture peg 5 on dead lever 4, prevents that dead lever 4 from rotating in dead lever mounting groove 11 by oneself.
In this embodiment, the ultrasonic flow measuring plate 1 includes a water flow contact surface and a rear fixing surface at the front portion, and a plurality of reinforcing rib plates 12 are disposed between the water flow contact surface and the rear fixing surface. On the basis of ensuring the strength of the ultrasonic flow measuring plate 1, the weight of the ultrasonic flow measuring plate 1 can be further reduced.
Furthermore, two flow measuring plate mounting holes 13 are formed in the middle of the ultrasonic flow measuring plate 1, and the flow measuring plate mounting holes 13 penetrate through the water flow contact surface and the rear fixing surface. When the on-site construction is carried out, the ultrasonic flow measuring plate 1 can be arranged on the two sides of the channel through bolts, and the installation is very convenient.
Referring to fig. 11 and 12, a detachable upper cover plate 3 is disposed above the ultrasonic flow measurement plate 1. The upper cover plate 3 is hollow, so that the ultrasonic probe 2 can conveniently extend out from the threading groove 42 and then lead out.
Further, upper cover mounting holes 31 are respectively formed in vertical surfaces of two ends of the upper cover plate 3, and are used for connecting the upper cover plate 3 with the ultrasonic flow measuring plate 1. Threading plates 32 are arranged on two end faces of the upper cover plate 3. The threading board 32 is pre-fixed on the upper cover plate 3, and when a lead is needed to be led from the position, the threading board is pulled off from the upper cover plate 3.
Referring to fig. 6, the two ends of the ultrasonic flow measuring plate 1 are further respectively provided with a vertically arranged connecting groove 14. The connecting groove 14 at the front position can be used for connecting a shutter in front of the flow measuring device, and can also be used for connecting the upper cover plate 3 and the ultrasonic flow measuring plate 1.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or additions or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are also included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (7)
1. The combined ultrasonic channel flow measuring device capable of adjusting the measurement width is characterized by comprising two ultrasonic flow measuring plates (1) which are arranged oppositely, wherein a plurality of fixing rod mounting grooves (11) are distributed on each ultrasonic flow measuring plate (1), fixing rods (4) are placed in the fixing rod mounting grooves (11), outward flaring is arranged at one end or two ends of the opening of each fixing rod mounting groove (11), a probe mounting vertical surface (41) is arranged at the front end of each fixing rod (4), a plurality of ultrasonic probes (2) are mounted on the probe mounting vertical surfaces (41), two ultrasonic probes (2) are in a group, one ultrasonic probe transmits and the other ultrasonic probe receives, the two probes are respectively positioned on the fixing rods (4) of the two ultrasonic flow measuring plates (1), a threading groove (42) is arranged at the rear end of each fixing rod (4) and/or the rear vertical surface of each fixing rod mounting groove (11), a plurality of probe thread holes (43) are formed in the bottom surface of each threading groove (42), and the positions of the probe holes (43) correspond to the positions of the ultrasonic probes (2);
a plurality of first inserting plate grooves (111) are distributed at the edge of the fixing rod mounting groove (11), second inserting plate grooves (44) are formed in the upper end face of the fixing rod (4), the second inserting plate grooves (44) rotate along with the fixing rod (4) and can be aligned with the openings of the first inserting plate grooves (111), and detachable fixing inserting plates (5) are inserted into the first inserting plate grooves (111) and the second inserting plate grooves (44);
the fixing rod (4) and the fixing inserting plate (5) are fixed together through a fixing device.
2. The combined adjustable width ultrasonic channel flow measuring device of claim 1, wherein the fixing rod mounting groove (11) is arranged in a vertical direction.
3. The combined type ultrasonic channel flow measuring device with the adjustable measuring width according to claim 1, wherein the ultrasonic flow measuring plate (1) comprises a water flow contact surface and a rear fixing surface, and a plurality of reinforcing rib plates (12) are arranged between the water flow contact surface and the rear fixing surface.
4. The combined ultrasonic channel flow measuring device with adjustable measuring width of claim 3, wherein a flow measuring plate mounting hole (13) is formed on the ultrasonic flow measuring plate (1), and the flow measuring plate mounting hole (13) penetrates through the water flow contact surface and the rear fixing surface.
5. The combined ultrasonic channel flow measuring device with adjustable measuring width of claim 1, wherein a detachable upper cover plate (3) is arranged above the ultrasonic flow measuring plate (1).
6. The combined width-adjustable ultrasonic channel flow measuring device as claimed in claim 5, wherein a threading plate (32) is arranged at one end or both ends of the upper cover plate (3).
7. The combined ultrasonic channel flow measuring device with adjustable measuring width of claim 1, wherein the ultrasonic flow measuring plate (1) is provided with a connecting groove (14) at one end or both ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010639970.1A CN111912476B (en) | 2020-07-06 | 2020-07-06 | Combined ultrasonic channel flow measuring device with adjustable measuring width |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010639970.1A CN111912476B (en) | 2020-07-06 | 2020-07-06 | Combined ultrasonic channel flow measuring device with adjustable measuring width |
Publications (2)
| Publication Number | Publication Date |
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| CN111912476A CN111912476A (en) | 2020-11-10 |
| CN111912476B true CN111912476B (en) | 2022-10-25 |
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| CN202010639970.1A Active CN111912476B (en) | 2020-07-06 | 2020-07-06 | Combined ultrasonic channel flow measuring device with adjustable measuring width |
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Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108387279A (en) * | 2018-04-09 | 2018-08-10 | 河北科鼎机电科技有限公司 | A kind of liquid flow measurement device and measurement method based on sound wave matrix |
| CN210513273U (en) * | 2019-10-25 | 2020-05-12 | 重庆跃然环保工程有限公司 | Ultrasonic open channel flowmeter |
| CN111044755A (en) * | 2019-12-23 | 2020-04-21 | 太原理工大学 | Portable ultrasonic wave open channel water level automatic tracking current surveying device |
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Denomination of invention: A combined adjustable width ultrasonic channel flow measurement device Effective date of registration: 20230524 Granted publication date: 20221025 Pledgee: Postal Savings Bank of China Limited Jinan Branch Pledgor: SHANDONG OUBIAO INFORMATION TECHNOLOGY Co.,Ltd. Registration number: Y2023980041522 |