CN112179429A - Liquid flow detection device - Google Patents
Liquid flow detection device Download PDFInfo
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- CN112179429A CN112179429A CN202011043701.5A CN202011043701A CN112179429A CN 112179429 A CN112179429 A CN 112179429A CN 202011043701 A CN202011043701 A CN 202011043701A CN 112179429 A CN112179429 A CN 112179429A
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- 239000007788 liquid Substances 0.000 title claims abstract description 96
- 238000001514 detection method Methods 0.000 title claims abstract description 50
- 238000001914 filtration Methods 0.000 claims abstract description 29
- 239000012535 impurity Substances 0.000 claims abstract description 19
- 238000004140 cleaning Methods 0.000 claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 238000007599 discharging Methods 0.000 claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims description 11
- 238000004891 communication Methods 0.000 claims description 11
- 210000004907 gland Anatomy 0.000 claims description 10
- 239000010813 municipal solid waste Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000001186 cumulative effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009776 industrial production Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000007123 defense Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000009434 installation 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
- 239000000126 substance Substances 0.000 description 1
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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
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- 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 the liquid inlet end of the ultrasonic flowmeter is communicated with the 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 circular truncated cone-shaped filter cartridge, an electromagnetic valve, an impurity discharging pipe and a filtering pipe, 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, so that the liquid flow detection device is more convenient to use, impurities are cleaned on line, wireless remote data acquisition is carried out, more help can be provided for liquid flow acquisition work, and the efficiency is improved for the data acquisition work 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 occasions, the liquid flow needs to be detected, for example, many factories need to use a liquid flow detection device to collect some data in production, so as to detect the production quality.
Metering is on the eye of industrial production. The flow measurement is one of the components of the measurement science and technology, and has close relation with national economy, national defense construction and scientific research. The work is well done, the flowmeter has important effects on ensuring the product quality, improving the production efficiency and promoting the development of scientific technology, and particularly has more obvious status and effect in national economy in the current times that the energy crisis and the industrial production automation degree are higher and higher.
The unit m3/h is commonly used in engineering and can be divided into instantaneous flow and accumulated flow, the instantaneous flow is the amount passing through the effective section of a closed pipeline or an open channel in unit time, and the flowing substances can be gas, liquid and solid; the cumulative flow rate is the cumulative amount of fluid flowing through the effective cross section of the closed conduit or open channel over a certain time interval. The accumulated flow rate can also be obtained by integrating the instantaneous flow rate with time, so that the instantaneous flow rate meter and the accumulated flow rate meter can be mutually converted.
The existing ultrasonic liquid flow meter utilizes the change of the forward and backward propagation speed of ultrasonic waves in a fluid to cause the change of the propagation time of the ultrasonic waves, measures the flow speed according to the propagation time difference to calculate the flow, and simultaneously, a temperature sensor is additionally arranged in the ultrasonic flow meter to calculate the heat flowing in a heat exchange system. However, the existing ultrasonic liquid flow meter has a complex structure and insufficient accuracy, so that it is necessary to improve the existing ultrasonic flow meter.
With the development of network technology and big data era, big data occupies an important position in the life of people. As an important component of big data, wireless data acquisition technology has gradually become widely practical in smart cities, smart factories, and other fields by virtue of its advantages of high automation degree, simple installation, low cost, and wide transmission range.
Most of the existing flow detection devices mainly measure the accumulated flow, transmit data in an RS485 wired transmission or manual meter reading mode, most of pipe networks are located underground or in pipe wells, manual meter reading and wired detection wiring construction are extremely inconvenient, and the difficulty in monitoring and managing data is high.
Therefore, it is an urgent need to solve the problem of providing a liquid flow rate detection device with a simple structure and capable of remotely acquiring information.
Disclosure of Invention
In view of this, the present invention provides a liquid flow rate detection device to solve one of the problems mentioned in the background art, and by improving the existing liquid flow rate detection device, the liquid flow rate detection device can be used more conveniently, and can clean impurities online and perform wireless remote data acquisition, so as to provide more help for the liquid flow rate acquisition work and improve the efficiency of the data acquisition work of people.
In order to achieve the purpose, the invention adopts the following technical scheme:
a liquid flow detection device comprises an ultrasonic flowmeter and an online cleaning and filtering mechanism, wherein the liquid inlet end of the ultrasonic flowmeter is communicated with the 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 removal pipe and a filtering pipe, wherein the T-shaped pipe comprises a flowmeter connecting pipe and the filter cylinder pipe perpendicular to the flowmeter connecting pipe, one end of the flowmeter connecting pipe is communicated with the middle 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 filtering barrel pipe; the circular truncated cone-shaped filter cylinder is arranged in the filter cylinder pipe, one end with a larger caliber of the circular truncated cone-shaped filter cylinder is arranged at the liquid inlet end of the filter cylinder pipe, and the other end with a smaller caliber of the circular truncated cone-shaped filter cylinder is arranged at the liquid outlet end of the filter cylinder pipe; the liquid outlet end of the filtering barrel pipe is provided with a gland provided with a central hole, and the end with the smaller caliber of the truncated cone-shaped filtering barrel 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 filtering 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 two ultrasonic transducers are oppositely arranged on the detection tube; the integrating instrument is fixed on the detection tube through a support, 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 continuous flow, so that the continuity of flow detection is guaranteed; the ultrasonic flowmeter is simple in structure and convenient to operate, greatly reduces the failure rate and the manufacturing cost, and can realize high-precision flow detection.
Preferably, in the above liquid flow detection device, the support is further provided with a wireless transmission module and a control module, the electromagnetic valve, the integrating instrument, the pressure sensor and the wireless transmission module are electrically connected to the control module respectively, the wireless transmission module is provided with a 4G communication module, and the 4G communication module is in wireless communication with the mobile terminal.
Preferably, in the above liquid flow rate detection apparatus, an outer diameter of an end of the truncated cone-shaped filter cartridge having a larger caliber is the same as an inner diameter of a pipe orifice of the liquid inlet end of the filter cartridge pipe, and an outer diameter of an end of the truncated cone-shaped filter cartridge having a smaller caliber is smaller than an inner diameter of a pipe orifice of the liquid outlet end of the filter cartridge pipe.
Preferably, in the above liquid flow rate detection apparatus, a filter screen is provided in the filter pipe.
Preferably, in the above liquid flow rate detection device, a temperature sensor is further disposed in the detection tube, and the temperature sensor is electrically connected to the integrating instrument, and the temperature sensor and the ultrasonic transducer are mutually matched, so that the accuracy of the ultrasonic flowmeter is improved, and the heat released or absorbed by the liquid can be accurately calculated and displayed.
Preferably, in the liquid flow rate detection apparatus of the above-described type, the two ultrasonic transducers are disposed obliquely with their axes on a straight line.
Preferably, in the above liquid flow rate detection apparatus, the integrator is provided with a display screen and a control circuit.
According to the technical scheme, compared with the prior art, the liquid flow detection device is provided, the on-line cleaning and filtering mechanism can clean the filtered impurities under the condition of continuous flow, and the continuity of flow detection is guaranteed; the ultrasonic flowmeter is simple in structure and convenient to operate, greatly reduces the failure rate and the manufacturing cost, and can realize high-precision flow detection.
The invention improves the existing liquid flow detection device, can be more convenient in the using process, cleans impurities on line, and simultaneously carries out wireless remote data acquisition, can provide more help for the liquid flow acquisition work, improves the efficiency for the data acquisition work of people, and has the advantages of practicality, convenience, high working reliability and easy popularization.
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, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
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 diagram of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment of the invention discloses a liquid flow detection device, which can be used for more conveniently cleaning impurities on line in the using process by improving the conventional liquid flow detection device, and simultaneously carrying out wireless remote data acquisition, thereby providing more help for the liquid flow acquisition work and improving the efficiency of the 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 the liquid inlet end of the ultrasonic flowmeter 1 is communicated with the 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 removal pipe 24 and a filtering pipe 25, wherein the T-shaped pipe comprises a flowmeter connecting pipe 26 and a filter cylinder pipe 27 vertically arranged with the flowmeter connecting pipe 26, one end of the flowmeter connecting pipe 26 is communicated with the middle part of the filter cylinder pipe 27, and the other end of the flowmeter connecting pipe 26 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 cartridge pipe 27; the circular truncated cone-shaped filter cylinder 22 is arranged in the filter cylinder pipe 27, the end with the larger caliber of the circular truncated cone-shaped filter cylinder 22 is arranged at the liquid inlet end of the filter cylinder pipe 27, and the end with the smaller caliber of the circular truncated cone-shaped filter cylinder 22 is arranged at the liquid outlet end of the filter cylinder pipe 27; a gland 28 provided with a central hole is arranged at the liquid outlet end of the filter cylinder pipe 27, and the end with smaller caliber of the cone-shaped filter cylinder 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; two ultrasonic transducers 11 are arranged and 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 continuous flow, so that the continuity of flow detection is guaranteed; the ultrasonic flowmeter 1 is simple in structure and convenient to operate, greatly reduces the failure rate and the manufacturing cost, and can realize high-precision flow detection.
In order to further optimize the technical scheme, the support is further 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 above technical solution, the outer diameter of the larger caliber end of the truncated cone-shaped filter cartridge 22 is the same as the inner diameter of the pipe orifice of the liquid inlet end of the filter cartridge pipe 27, and the outer diameter of the smaller caliber end of the truncated cone-shaped filter cartridge 22 is smaller than the inner diameter of the pipe orifice of the liquid outlet end of the filter cartridge pipe 27.
In order to further optimize the above technical solution, a filter screen 29 is arranged in the filter pipe 25.
In order to further optimize the above technical solution, a temperature sensor 14 is further disposed in the detection tube 12, and the temperature sensor 14 is electrically connected to the integrator 13.
In order to further optimize the above solution, the two ultrasonic transducers 11 are arranged obliquely and their axes are located on a straight line.
In order to further optimize the above technical solution, the integrating meter 13 is provided with a display screen and a control circuit.
To further optimize the above technical solution, the truncated cone-shaped filter cartridge 22 is made of a net structure.
In order to further optimize the technical scheme, the control module adopts a PLC controller.
The working principle is as follows:
the liquid is connected into a pipeline to be detected through a liquid inlet pipe, the electromagnetic valve 23 is in a closed state, the liquid enters the T-shaped pipe through the liquid inlet end of the filtering barrel pipe 27, and the liquid enters the flowmeter connecting pipe 26 through the circular truncated cone-shaped filtering barrel 22 and then enters the detecting pipe 12 of the ultrasonic flowmeter 1; the ultrasonic flowmeter 1 accurately calculates and displays the released or absorbed heat through the integrating meter 13 according to the flow rate fed back by the ultrasonic transducer 11 for liquid detection, the temperature of the liquid fed back by the added temperature sensor 14 and the flowing time of the liquid.
When the deposited impurities on the circular truncated cone-shaped filter cylinder 22 are more, the pressure sensor 21 detects water pressure information and sends the water pressure information to the control module, when the detected pressure value exceeds a set threshold value, the control module controls the electromagnetic valve 23 to be opened, because the pressure in the impurity discharging pipe 24 is lower than the pressure in the filter cylinder pipe 27, part of the fluid carrying the impurities deposited on the inner wall of the circular truncated cone-shaped filter cylinder 22 enters the impurity discharging pipe 24 through the gland 28 with holes, and then enters the filter pipe 25, so that the impurities are attached to the filter screen 29 of the filter pipe 25, the filtered water enters the discharge pipeline, when the detected pressure value is lower than the set threshold value, the electromagnetic valve 23 is closed, and the online cleaning of the circular truncated cone-shaped filter cylinder is.
Meanwhile, the 4G communication module can be in wireless communication with the mobile terminal and remotely sends the detected flow information.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
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 (7)
1. The liquid flow detection device is characterized by comprising an ultrasonic flowmeter and an online cleaning and filtering mechanism, wherein the liquid inlet end of the ultrasonic flowmeter is communicated with the 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 removal pipe and a filtering pipe, wherein the T-shaped pipe comprises a flowmeter connecting pipe and the filter cylinder pipe perpendicular to the flowmeter connecting pipe, one end of the flowmeter connecting pipe is communicated with the middle 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 filtering barrel pipe; the circular truncated cone-shaped filter cylinder is arranged in the filter cylinder pipe, one end with a larger caliber of the circular truncated cone-shaped filter cylinder is arranged at the liquid inlet end of the filter cylinder pipe, and the other end with a smaller caliber of the circular truncated cone-shaped filter cylinder is arranged at the liquid outlet end of the filter cylinder pipe; the liquid outlet end of the filtering barrel pipe is provided with a gland provided with a central hole, and the end with the smaller caliber of the truncated cone-shaped filtering barrel 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 filtering 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 two ultrasonic transducers are oppositely arranged on the detection tube; the integrating instrument is fixed on the detection tube through a support, and the ultrasonic transducer is electrically connected with the integrating instrument.
2. The liquid flow rate detecting device according to claim 1, wherein the bracket is further provided with a wireless transmission module and a control module, the electromagnetic valve, the integrating instrument, the pressure sensor and the wireless transmission module are respectively electrically connected with the control module, the wireless transmission module is provided with a 4G communication module, and the 4G communication module is in wireless communication with the mobile terminal.
3. The liquid flow rate detecting device according to claim 2, wherein an outer diameter of a larger end of the truncated cone-shaped filter cylinder is the same as an inner diameter of a pipe orifice of the liquid inlet end of the filter cylinder pipe, and an outer diameter of a smaller end of the truncated cone-shaped filter cylinder is smaller than an inner diameter of a pipe orifice of the liquid outlet end of the filter cylinder pipe.
4. The liquid flow rate detecting device according to claim 3, wherein a filter screen is disposed in the filter tube.
5. The device for detecting the flow of liquid 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 meter.
6. The device for detecting the flow rate of liquid according to claim 1, wherein the two ultrasonic transducers are disposed obliquely and have their axes in a straight line.
7. The device for detecting the flow of liquid as claimed in claim 1, wherein the integrating instrument is provided with a display screen and a control circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011043701.5A CN112179429B (en) | 2020-09-28 | 2020-09-28 | Liquid flow detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011043701.5A CN112179429B (en) | 2020-09-28 | 2020-09-28 | Liquid flow detection device |
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| Publication Number | Publication Date |
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| CN112179429A true CN112179429A (en) | 2021-01-05 |
| CN112179429B CN112179429B (en) | 2024-03-15 |
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| CN202011043701.5A Active CN112179429B (en) | 2020-09-28 | 2020-09-28 | Liquid flow detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113915532A (en) * | 2021-10-26 | 2022-01-11 | 浙江华章科技有限公司 | Integrated modular flow detection equipment |
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| CN113915532A (en) * | 2021-10-26 | 2022-01-11 | 浙江华章科技有限公司 | Integrated modular flow detection equipment |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN112179429B (en) | 2024-03-15 |
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