CN213147971U - Ultrasonic open channel flowmeter - Google Patents
Ultrasonic open channel flowmeter Download PDFInfo
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- CN213147971U CN213147971U CN202022081444.6U CN202022081444U CN213147971U CN 213147971 U CN213147971 U CN 213147971U CN 202022081444 U CN202022081444 U CN 202022081444U CN 213147971 U CN213147971 U CN 213147971U
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Abstract
The utility model relates to the technical field of fluid detection, a ultrasonic open channel flowmeter is provided, including flowmeter body and the weir groove that uses with the flowmeter body is supporting, the flowmeter body includes ultrasonic emission and receiving arrangement, water level-flow conversion device, data storage device and disconnect-type probe, the weir groove is the Bashel groove, the Bashel groove includes the cell body, the cell body contains rectifying section, contraction section and diffuser, the last probe support that has arranged of rectifying section, the disconnect-type probe is fixed in the probe support, the disconnect-type probe is connected with the flowmeter body electricity; the Parshall tank also comprises a simple level meter, and has the advantages of more accurate detection result and more convenient data storage compared with the existing open channel flowmeter.
Description
Technical Field
The utility model relates to a fluid detection technical field, in particular to measure accurate ultrasonic wave open channel flowmeter.
Background
At present, with the rapid development of national economy in China, the requirements on the scientific and modern management of hydraulic resources are higher and higher. The open channel is widely used in the fields of environmental protection, water resource management, farmland irrigation and the like, so that the weir-type open channel flowmeter is more important for metering, has the advantages of convenience in installation and maintenance and the like due to the fact that the weir-type open channel flowmeter has the advantages of simple structure, low cost, high measurement precision and reliability, is widely used, provides some empirical formulas and sets partial standards, and is standard and professional in Europe, America and Japan since the weir-type open channel flowmeter is developed in the United states in 1901. The manual method is mostly adopted for the flow measurement of the open channel in China for a long time, the liquid level height is measured at certain time intervals, and relevant numerical values are obtained through conversion of empirical formulas.
The ultrasonic open channel flowmeter is a non-contact instrument, detects the liquid level in a matched weir groove by utilizing the sound wave reflection principle, and obtains the water flow flowing through the weir groove by conversion. The existing open channel flow meter has the following defects: 1) the water weir grooves which are used in a matched mode cannot be horizontally placed due to the limitation of applicable occasions, so that the accuracy of detection results is influenced to a certain extent; 2) the existing self-contained data memory can only store 4 months of data at most due to the limitation of self storage capacity, and is not beneficial to the analysis work of the big data in the later period.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model aims at providing an ultrasonic wave open channel flowmeter for solve the unsafe defect of measurement that current ultrasonic wave open channel flowmeter exists.
(II) contents of utility model
In order to solve the technical problem, the utility model provides an ultrasonic open channel flowmeter, including flowmeter body and the weir groove of supporting use with the flowmeter body, the flowmeter body includes ultrasonic emission and receiving arrangement, water level-flow conversion device, data storage device and disconnect-type probe, the weir groove is the Bashel groove, the Bashel groove includes the cell body, the cell body contains rectifying section, contraction section and diffuser, the last probe support that has arranged of rectifying section, the disconnect-type probe is fixed in the probe support, the disconnect-type probe is connected with flowmeter body electricity; the Parshall tank also comprises a simple level gauge.
Further, simple and easy spirit level is fixed in the top of a curb plate of rectification section, and simple and easy spirit level is parallel with the upper surface setting of rectification section.
Furthermore, the simple level gauge is arranged at the top of the probe bracket.
Furthermore, the tail end of the diffusion section is provided with an extension plate extending outwards, and the simple level gauge is arranged on the upper surface of the extension plate.
Furthermore, the rectifying section and the diffusing section of the Parshall groove are both provided with web-shaped supporting plates.
Further, the flowmeter body still includes with 5G communication module, and 5G communication module is used for transmitting the data that water level-flow conversion device obtained to cloud data storage center to receive corresponding data analysis result from cloud data storage center.
Furthermore, the data storage device is also connected with a plurality of data output ports.
Further, the data output port comprises an RS-232 interface, an RS-485 interface and a USB3.0 interface.
(III) advantageous effects
The utility model provides an ultrasonic wave open channel flowmeter, including flowmeter body and the weir groove of supporting use with the flowmeter body, the flowmeter body includes ultrasonic emission and receiving arrangement, water level-flow conversion device, data storage device and disconnect-type probe, the weir groove is the Bashall groove, Bashall includes the cell body, the cell body contains rectifying section, contraction section and diffuser, the last probe support that has arranged of rectifying section, the disconnect-type probe is fixed in the probe support, the disconnect-type probe is connected with the flowmeter body electricity; the Parshall tank also comprises a simple level meter, and has the advantages of simple structure and accurate measurement. The simple level gauge is arranged on the Parshall tank, so that a worker can be assisted to keep the Parshall tank as horizontal as possible when the Parshall tank is installed, and accurate measurement results can be obtained more favorably.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of an ultrasonic open channel flowmeter of the present invention.
The reference numerals in the figures illustrate:
1: a flowmeter body; 11: a separate probe; 2: a Parshall cell;
21: a rectifying section; 22: a contraction section; 23: a diffuser section;
24: a probe holder; 25: an extension plate; 3: a simple level meter;
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1.
The utility model provides an ultrasonic wave open channel flowmeter, as shown in figure 1, including flowmeter body 1 and the weir groove of supporting use with flowmeter body 1, flowmeter body 1 includes ultrasonic emission and receiving arrangement, water level-flow conversion device, data storage device and disconnect-type probe 11, the weir groove is the marshall groove 2, marshall groove 2 includes the cell body, the cell body contains rectifying section 21, contraction section 22 and diffuser section 23, the arrangement has probe bracket 24 on rectifying section 21, disconnect-type probe 11 is fixed in probe bracket 24, disconnect-type probe 11 is connected with flowmeter body 1 electricity; the Parshall tank 2 further comprises a simple level 3, the simple level 3 is fixed on the top of one side plate of the rectifying section 21, and the simple level 3 is arranged in parallel with the upper surface of the rectifying section 21.
In order to keep the Barshall tank 2 horizontal and stable better, the rectifying section 21 and the diffusing section 23 of the Barshall tank 2 are both provided with web-shaped supporting plates, so that the contact area with the ground is increased, and the stability is enhanced.
The existing open channel flowmeter is generally internally provided with two groups of historical data record storages, wherein one group of the historical data record storages is used for storing historical records of every hour, every day and every month, and records of more than two years can be stored if only flow and accumulated flow are stored; and meanwhile, the liquid levels, I1, I2, I3 and I4 can only store records of four months. The other group is used for storing the historical records of each category, and if only the flow and the accumulated flow are stored, the records of more than eight hours can be stored; the liquid levels, I1, I2, I3 and I4 are stored simultaneously, and records of only four hours can be stored. Two sets of storages are all recycled, namely when the storages are full, the earliest record can be covered, the storage space of hardware is always limited, a part of data can be lost and covered inevitably after long-term use, in addition, the increase of hardware cost can be inevitably caused by adopting a physical storage mode to process rough and difficult data, the importance of the data is self-evident along with the arrival of the 5G and big data era, therefore, in the embodiment, the flowmeter body 1 further comprises a 5G communication module, the 5G communication module is used for transmitting the data obtained by the water level-flow conversion device to the cloud data storage center, and corresponding data analysis results are received from the cloud data storage center.
In order to facilitate the output of the detected original data and the analysis result, the data storage device is also connected with a plurality of data output ports, and the data output ports comprise an RS-232 interface, an RS-485 interface and a USB3.0 interface.
Example 2.
The solution of example 2 differs from example 1 only in that the simple level 3 is arranged on top of the probe holder 24.
Example 3.
Embodiment 3 differs from embodiment 1 only in that the end of the diffuser section 23 is provided with an extension plate 25 protruding outward, and the simple level 3 is provided on the upper surface of the extension plate 25.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (8)
1. An ultrasonic open channel flowmeter comprises a flowmeter body and a weir groove matched with the flowmeter body for use, and is characterized in that the flowmeter body comprises an ultrasonic transmitting and receiving device, a water level-flow conversion device, a data storage device and a separating probe, wherein the weir groove is a Bashall groove which comprises a groove body, the groove body comprises a rectifying section, a contraction section and a diffusion section, a probe support is arranged on the rectifying section, the separating probe is fixed on the probe support, and the separating probe is electrically connected with the flowmeter body; the Parshall tank also comprises a simple level gauge.
2. An ultrasonic open channel flow meter according to claim 1, wherein: the simple level meter is fixed at the top of one side plate of the rectifying section and is parallel to the upper surface of the rectifying section.
3. An ultrasonic open channel flow meter according to claim 1, wherein: the simple level gauge is arranged at the top of the probe bracket.
4. An ultrasonic open channel flow meter according to claim 1, wherein: the end of the diffusion section is provided with an extension plate extending outwards, and the simple level meter is arranged on the upper surface of the extension plate.
5. An ultrasonic open channel flow meter according to claim 1, wherein: the rectifying section and the diffusing section of the Parshall tank are both provided with web-shaped supporting plates.
6. An ultrasonic open channel flow meter according to claim 1, wherein: the flowmeter body still includes with 5G communication module, 5G communication module is used for with the data transmission that water level-flow conversion device obtained to the high in the clouds data storage center to receive corresponding data analysis result from high in the clouds data storage center.
7. An ultrasonic open channel flow meter according to claim 1, wherein: the data storage device is also connected with a plurality of data output ports.
8. An ultrasonic open channel flow meter according to claim 7, wherein: the data output port comprises an RS-232 interface, an RS-485 interface and a USB3.0 interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022081444.6U CN213147971U (en) | 2020-09-21 | 2020-09-21 | Ultrasonic open channel flowmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022081444.6U CN213147971U (en) | 2020-09-21 | 2020-09-21 | Ultrasonic open channel flowmeter |
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| Publication Number | Publication Date |
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| CN213147971U true CN213147971U (en) | 2021-05-07 |
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| CN202022081444.6U Active CN213147971U (en) | 2020-09-21 | 2020-09-21 | Ultrasonic open channel flowmeter |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115112436A (en) * | 2022-08-26 | 2022-09-27 | 水利部交通运输部国家能源局南京水利科学研究院 | Device and method for layered sampling and flow acquisition of channel undisturbed water body |
| CN115144044A (en) * | 2022-05-31 | 2022-10-04 | 重庆川仪自动化股份有限公司 | Shut off formula of decontaminating's Parshall groove and sewage measurement simulation experiment device |
-
2020
- 2020-09-21 CN CN202022081444.6U patent/CN213147971U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115144044A (en) * | 2022-05-31 | 2022-10-04 | 重庆川仪自动化股份有限公司 | Shut off formula of decontaminating's Parshall groove and sewage measurement simulation experiment device |
| CN115112436A (en) * | 2022-08-26 | 2022-09-27 | 水利部交通运输部国家能源局南京水利科学研究院 | Device and method for layered sampling and flow acquisition of channel undisturbed water body |
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