CN112179429B - Liquid flow detection device - Google Patents
Liquid flow detection device Download PDFInfo
- Publication number
- CN112179429B CN112179429B CN202011043701.5A CN202011043701A CN112179429B CN 112179429 B CN112179429 B CN 112179429B CN 202011043701 A CN202011043701 A CN 202011043701A CN 112179429 B CN112179429 B CN 112179429B
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- pipe
- tube
- liquid
- flowmeter
- filter cylinder
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- 239000007788 liquid Substances 0.000 title claims abstract description 93
- 238000001514 detection method Methods 0.000 title claims abstract description 54
- 238000001914 filtration Methods 0.000 claims abstract description 20
- 239000012535 impurity Substances 0.000 claims abstract description 17
- 238000004140 cleaning Methods 0.000 claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 238000007599 discharging Methods 0.000 claims abstract description 12
- 239000010813 municipal solid waste Substances 0.000 claims abstract description 4
- 238000004891 communication Methods 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 11
- 210000004907 gland Anatomy 0.000 claims description 10
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000007123 defense Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
-
- 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
- G01F15/12—Cleaning arrangements; Filters
-
- 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
- G01F15/12—Cleaning arrangements; Filters
- G01F15/125—Filters
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Measuring Volume Flow (AREA)
Abstract
The invention discloses a liquid flow detection device, which comprises an ultrasonic flowmeter and an online cleaning and filtering mechanism, wherein a liquid inlet end of the ultrasonic flowmeter is communicated with a liquid outlet end of the online cleaning and filtering mechanism; the on-line cleaning and filtering mechanism comprises a T-shaped pipe, a pressure sensor, a circular truncated cone-shaped filter cylinder, an electromagnetic valve, a trash discharging pipe and a filter pipe, wherein the ultrasonic flowmeter comprises an ultrasonic transducer, a detection pipe and an integrating instrument, and the liquid inlet end of the detection pipe is communicated with the liquid outlet end of the flowmeter connecting pipe. The invention provides a liquid flow detection device, which is improved to be more convenient in the use process, clean impurities on line and perform wireless remote data acquisition, thereby providing more help for liquid flow acquisition and improving the efficiency for data acquisition of people.
Description
Technical Field
The invention relates to the technical field of flow detection, in particular to a liquid flow detection device.
Background
In many cases, it is required to detect the flow rate of the liquid, for example, in many factories, a liquid flow rate detection device is required to collect some data in the production process, so as to detect the production quality.
Metering is an industrial eye. The flow metering is one of the components of the metering science and technology, and has close relation with national economy, national defense construction and scientific research. The flow meter has important functions of ensuring the quality of products, improving the production efficiency and promoting the development of science and technology, and has more obvious position and function in national economy especially in the current times of increasing energy crisis and industrial production automation degree.
The unit m3/h commonly used in engineering can be divided into instantaneous flow and accumulated flow, wherein the instantaneous flow is the amount of the effective section of a closed pipeline or an open channel in unit time, and the flowing material can be gas, liquid and solid; the accumulated flow is the accumulated amount of fluid flowing through the effective cross section of the closed pipeline or open channel in a certain time interval. The integrated flow rate can also be obtained by integrating the instantaneous flow rate with respect to time, so that the instantaneous flow rate and the integrated flow rate can be mutually converted.
In the conventional ultrasonic liquid flowmeter, the flow rate is calculated by measuring the flow rate according to the propagation time difference by utilizing the propagation time change of ultrasonic waves caused by the forward and reverse propagation speed change of the ultrasonic waves in the fluid, and meanwhile, a temperature sensor is added in the ultrasonic liquid flowmeter to calculate the heat flowing in the heat exchange system. However, the existing ultrasonic liquid flowmeter has a complex structure and insufficient accuracy, so that improvement on the existing ultrasonic liquid flowmeter is very necessary.
With the development of network technology and big data age, big data occupy an important position in people's life. As an important component of big data, wireless data acquisition technology has gradually formed wide practical application in the fields of smart cities, smart factories, etc. by virtue of the advantages of high automation degree, simple installation, low cost, large transmission range, etc.
Most of the existing flow detection devices mainly adopt accumulated flow measurement, data are transmitted in an RS485 wired transmission or manual meter reading mode, most of pipe networks are located underground or pipe wells, manual meter reading and wired detection wiring construction are extremely inconvenient, and data monitoring and management difficulties are high.
Therefore, how to provide a liquid flow detection device with a simple structure and capable of remotely collecting information is a problem that needs to be solved by those skilled in the art.
Disclosure of Invention
In view of the above, the present invention provides a liquid flow detection device to solve one of the problems set forth in the background art, and by improving the existing liquid flow detection device, the use process of the existing liquid flow detection device is more convenient, impurities are cleaned online, and meanwhile, wireless remote data acquisition is performed, so that more help can be provided for the liquid flow acquisition work, and the efficiency is improved for the data acquisition work of people.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the liquid flow detection device comprises an ultrasonic flowmeter and an online cleaning and filtering mechanism, wherein a liquid inlet end of the ultrasonic flowmeter is communicated with a liquid outlet end of the online cleaning and filtering mechanism;
the online cleaning and filtering mechanism comprises a T-shaped pipe, a pressure sensor, a truncated cone-shaped filter cylinder, an electromagnetic valve, a trash discharging pipe and a filtering pipe, wherein the T-shaped pipe comprises a flowmeter connecting pipe and a filter cylinder pipe perpendicular to the flowmeter connecting pipe, one end of the flowmeter connecting pipe is communicated with the middle part of the filter cylinder pipe, and the other end of the flowmeter connecting pipe is communicated with the ultrasonic flowmeter; the pressure sensor is arranged on a liquid inlet pipe connected with the liquid inlet end of the filter cylinder pipe; the cone-shaped filter cylinder is arranged in the filter cylinder tube, one end with a larger caliber of the cone-shaped filter cylinder is arranged at the liquid inlet end of the filter cylinder tube, and one end with a smaller caliber of the cone-shaped filter cylinder is arranged at the liquid outlet end of the filter cylinder tube; a gland with a central hole is arranged at the liquid outlet end of the filter tube, and one end of the truncated cone-shaped filter tube with smaller caliber is communicated with the central hole of the gland; the liquid inlet end of the electromagnetic valve is connected with the outer side of the central hole of the gland, the liquid outlet end of the electromagnetic valve is connected with the liquid inlet end of the impurity discharging pipe, and the liquid outlet end of the impurity discharging pipe is detachably connected with the filter pipe;
the ultrasonic flowmeter comprises an ultrasonic transducer, a detection tube and an integrating instrument, wherein the liquid inlet end of the detection tube is communicated with the liquid outlet end of the flowmeter connecting tube; the ultrasonic transducers are arranged in two and are oppositely arranged on the detection tube; the integrating instrument is fixed on the detection tube through a bracket, and the ultrasonic transducer is electrically connected with the integrating instrument.
The online cleaning and filtering mechanism can clean the filtered impurities under the condition of no flow break, so that the continuity of flow detection is ensured; the ultrasonic flowmeter is simple in structure, convenient to operate, greatly reduced in failure rate and manufacturing cost, and capable of achieving high-accuracy flow detection.
Preferably, in the above liquid flow detection device, a wireless transmission module and a control module are further disposed on the support, the electromagnetic valve, the integrating instrument, the pressure sensor, and the wireless transmission module are respectively and electrically connected with the control module, a 4G communication module is disposed on the wireless transmission module, and the 4G communication module is in wireless communication with the mobile terminal.
Preferably, in the liquid flow detection device, the outer diameter of the larger end of the truncated cone-shaped filter cartridge is the same as the inner diameter of the nozzle of the liquid inlet end of the filter cartridge tube, and the outer diameter of the smaller end of the truncated cone-shaped filter cartridge is smaller than the inner diameter of the nozzle of the liquid outlet end of the filter cartridge tube.
Preferably, in the above liquid flow detection device, a filter screen is disposed in the filter tube.
Preferably, in the above liquid flow detection device, a temperature sensor is further disposed in the detection tube, and the temperature sensor is electrically connected with the integrating instrument, and the accuracy of the ultrasonic flow meter is improved by matching the ultrasonic transducer with the temperature sensor, and the heat released or absorbed by the liquid can be accurately calculated and displayed.
Preferably, in the above-described liquid flow rate detection device, the two ultrasonic transducers are disposed obliquely, and the axes thereof are located on a straight line.
Preferably, in the liquid flow rate detection device, the integrating instrument is provided with a display screen and a control circuit.
Compared with the prior art, the liquid flow detection device provided by the invention has the advantages that the online cleaning and filtering mechanism can clean the filtered impurities under the condition of no flow break, so that the continuity of flow detection is ensured; the ultrasonic flowmeter is simple in structure, convenient to operate, greatly reduced in failure rate and manufacturing cost, and capable of achieving high-accuracy flow detection.
The invention improves the existing liquid flow detection device, so that the device is more convenient in the use process, cleans impurities on line, performs wireless remote data acquisition at the same time, can provide more help for liquid flow acquisition work, improves the efficiency, is practical and convenient for data acquisition work of people, has high working reliability, and is easy to popularize.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a cross-sectional view of the present invention;
FIG. 2 is a perspective view of the present invention;
fig. 3 is a control schematic of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The embodiment of the invention discloses a liquid flow detection device, which is more convenient in the use process by improving the existing liquid flow detection device, cleans impurities on line, performs wireless remote data acquisition at the same time, can provide more help for liquid flow acquisition work and improves the efficiency for data acquisition work of people.
The embodiment discloses a liquid flow detection device, which comprises an ultrasonic flowmeter 1 and an online cleaning and filtering mechanism 2, wherein a liquid inlet end of the ultrasonic flowmeter 1 is communicated with a liquid outlet end of the online cleaning and filtering mechanism 2;
the online cleaning and filtering mechanism 2 comprises a T-shaped pipe, a pressure sensor 21, a truncated cone-shaped filter cylinder 22, an electromagnetic valve 23, a trash discharging pipe 24 and a filtering pipe 25, wherein the T-shaped pipe comprises a flowmeter connecting pipe 26 and a filtering pipe tube 27 which is perpendicular to the flowmeter connecting pipe 26, one end of the flowmeter connecting pipe 26 is communicated with the middle part of the filtering pipe 27, and the other end of the flowmeter connecting pipe is communicated with the ultrasonic flowmeter 1; the pressure sensor 21 is arranged on a liquid inlet pipe connected with the liquid inlet end of the filter cylinder pipe 27; the truncated cone-shaped filter cartridge 22 is arranged in the filter cartridge tube 27, one end of the truncated cone-shaped filter cartridge 22 with larger caliber is arranged at the liquid inlet end of the filter cartridge tube 27, and one end of the truncated cone-shaped filter cartridge 22 with smaller caliber is arranged at the liquid outlet end of the filter cartridge tube 27; the liquid outlet end of the filter tube 27 is provided with a gland 28 provided with a central hole, and the smaller end of the truncated cone-shaped filter tube 22 is communicated with the central hole of the gland 28; the liquid inlet end of the electromagnetic valve 23 is connected with the outer side of the central hole of the gland 28, the liquid outlet end of the electromagnetic valve 23 is connected with the liquid inlet end of the impurity discharging pipe 24, and the liquid outlet end of the impurity discharging pipe 24 is detachably connected with the filter pipe 25;
the ultrasonic flowmeter 1 comprises an ultrasonic transducer 11, a detection tube 12 and an integrating instrument 13, wherein the liquid inlet end of the detection tube 12 is communicated with the liquid outlet end of a flowmeter connecting tube 26; the ultrasonic transducers 11 are arranged in two and are oppositely arranged on the detection tube 12; the integrating instrument 13 is fixed on the detecting tube 12 through a bracket, and the ultrasonic transducer 11 is electrically connected with the integrating instrument 13.
The online cleaning and filtering mechanism 2 can clean the filtered impurities under the condition of no flow break, so that the continuity of flow detection is ensured; the ultrasonic flowmeter 1 is simple in structure, convenient to operate, greatly reduced in failure rate and manufacturing cost, and capable of achieving high-accuracy flow detection.
In order to further optimize the technical scheme, the bracket is also provided with a wireless transmission module and a control module, the electromagnetic valve 23, the integrating instrument 13, the pressure sensor 21 and the wireless transmission module are respectively and electrically connected with the control module, the wireless transmission module is provided with a 4G communication module, the 4G communication module is in wireless communication with the mobile terminal, and the mobile terminal is a mobile phone.
In order to further optimize the technical scheme, the outer diameter of the larger end of the truncated cone-shaped filter cartridge 22 is the same as the inner diameter of the nozzle of the liquid inlet end of the filter cartridge tube 27, and the outer diameter of the smaller end of the truncated cone-shaped filter cartridge 22 is smaller than the inner diameter of the nozzle of the liquid outlet end of the filter cartridge tube 27.
In order to further optimize the above technical solution, a filter screen 29 is provided in the filter tube 25.
In order to further optimize the technical scheme, a temperature sensor 14 is further arranged in the detection tube 12, and the temperature sensor 14 is electrically connected with the integrating instrument 13.
In order to further optimize the solution described above, the two ultrasonic transducers 11 are arranged inclined and have their axes lying in a straight line.
In order to further optimize the solution described above, the integrating instrument 13 is provided with a display screen and a control circuit.
To further optimize the solution described above, the truncated cone-shaped filter cartridge 22 is made of a mesh structure.
In order to further optimize the technical scheme, the control module adopts a PLC controller.
Working principle:
the electromagnetic valve 23 is in a closed state through the liquid inlet pipe into a pipeline to be detected, liquid enters the T-shaped pipe through the liquid inlet end of the filter pipe 27, passes through the truncated cone-shaped filter cylinder 22, enters the flowmeter connecting pipe 26, and then enters the detection pipe 12 of the ultrasonic flowmeter 1; the ultrasonic flowmeter 1 detects the feedback liquid temperature and the time of the liquid flowing through according to the flow rate of the liquid detection feedback by the ultrasonic transducer 11 and the added temperature sensor 14, and accurately calculates and displays the released or absorbed heat by the integrating instrument 13.
When the pressure value is detected to be lower than the set threshold value, the control module controls the electromagnetic valve 23 to open, and as the pressure in the impurity discharging pipe 24 is lower than the pressure in the filter cylinder pipe 27, part of fluid carries impurities deposited on the inner wall of the round table-shaped filter cylinder 22 to enter the impurity discharging pipe 24 through the gland 28 with holes and then enter the filter pipe 25, so that the impurities are attached to the filter screen 29 of the filter pipe 25, filtered water enters a discharge pipeline, and when the pressure value is detected to be lower than the set threshold value, the electromagnetic valve 23 is closed, and the on-line cleaning of the round table-shaped filter cylinder is completed.
Meanwhile, the 4G communication module can carry out wireless communication with the mobile terminal, and the detected flow information is sent remotely.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant points refer to the description of the method section.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (5)
1. The liquid flow detection device is characterized by comprising an ultrasonic flowmeter and an online cleaning and filtering mechanism, wherein a liquid inlet end of the ultrasonic flowmeter is communicated with a liquid outlet end of the online cleaning and filtering mechanism; the online cleaning and filtering mechanism comprises a T-shaped pipe, a pressure sensor, a truncated cone-shaped filter cylinder, an electromagnetic valve, a trash discharging pipe and a filtering pipe, wherein the T-shaped pipe comprises a flowmeter connecting pipe and a filter cylinder pipe perpendicular to the flowmeter connecting pipe, one end of the flowmeter connecting pipe is communicated with the middle part of the filter cylinder pipe, and the other end of the flowmeter connecting pipe is communicated with the ultrasonic flowmeter; the pressure sensor is arranged on a liquid inlet pipe connected with the liquid inlet end of the filter cylinder pipe; the cone-shaped filter cylinder is arranged in the filter cylinder tube, one end with a larger caliber of the cone-shaped filter cylinder is arranged at the liquid inlet end of the filter cylinder tube, and one end with a smaller caliber of the cone-shaped filter cylinder is arranged at the liquid outlet end of the filter cylinder tube; a gland with a central hole is arranged at the liquid outlet end of the filter tube, and one end of the truncated cone-shaped filter tube with smaller caliber is communicated with the central hole of the gland; the liquid inlet end of the electromagnetic valve is connected with the outer side of the central hole of the gland, the liquid outlet end of the electromagnetic valve is connected with the liquid inlet end of the impurity discharging pipe, and the liquid outlet end of the impurity discharging pipe is detachably connected with the filter pipe; a filter screen is arranged in the filter pipe;
the ultrasonic flowmeter comprises an ultrasonic transducer, a detection tube and an integrating instrument, wherein the liquid inlet end of the detection tube is communicated with the liquid outlet end of the flowmeter connecting tube; the ultrasonic transducers are arranged in two and are oppositely arranged on the detection tube; the integrating instrument is fixed on the detection tube through a bracket, and the ultrasonic transducer is electrically connected with the integrating instrument;
the wireless communication device is characterized in that a wireless transmission module and a control module are further arranged on the support, the electromagnetic valve, the integrating instrument, the pressure sensor and the wireless transmission module are respectively and electrically connected with the control module, a 4G communication module is arranged on the wireless transmission module, and the 4G communication module is in wireless communication with the mobile terminal.
2. The liquid flow detection device according to claim 1, wherein the outer diameter of the larger end of the truncated cone-shaped filter cartridge is the same as the inner diameter of the nozzle of the liquid inlet end of the filter cartridge tube, and the outer diameter of the smaller end of the truncated cone-shaped filter cartridge is smaller than the inner diameter of the nozzle of the liquid outlet end of the filter cartridge tube.
3. The liquid flow detection device according to claim 1, wherein a temperature sensor is further disposed in the detection tube, and the temperature sensor is electrically connected to the integrating instrument.
4. A liquid flow rate detection apparatus according to claim 1, wherein two of said ultrasonic transducers are disposed obliquely and have their axes positioned on a straight line.
5. A liquid flow detection device according to claim 1, wherein the integrating instrument is provided with a display screen and a control circuit.
Priority Applications (1)
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CN202011043701.5A CN112179429B (en) | 2020-09-28 | 2020-09-28 | Liquid flow detection device |
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CN202011043701.5A CN112179429B (en) | 2020-09-28 | 2020-09-28 | Liquid flow detection device |
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CN112179429B true CN112179429B (en) | 2024-03-15 |
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CN113915532B (en) * | 2021-10-26 | 2023-11-03 | 浙江华章科技有限公司 | Packaging modularization flow detection equipment |
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