CN116818185A - Pressure gauge detecting system based on internet - Google Patents
Pressure gauge detecting system based on internet Download PDFInfo
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- CN116818185A CN116818185A CN202310750095.8A CN202310750095A CN116818185A CN 116818185 A CN116818185 A CN 116818185A CN 202310750095 A CN202310750095 A CN 202310750095A CN 116818185 A CN116818185 A CN 116818185A
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Abstract
The application discloses a pressure gauge detection system based on the Internet, which relates to the technical field of pressure gauge detection, and comprises a pressure gauge information acquisition end, wherein the pressure gauge information acquisition end acquires basic information of a detected pressure gauge, so that the pressure gauge detection system can adapt to pressure gauges of different types, the singleness of the detection system is avoided, a data value detection end performs data acquisition on the detected process of the pressure gauge, so as to obtain pressure measurement data, indication stabilization time and a pressure variation upper limit value, the data value detection end uploads the obtained data to a data value processing end, the data value processing end compares a preset value with a measured value to obtain the stabilization state of an element in the pressure gauge, the data value processing end correspondingly transmits the processed result to a pressure gauge self-checking end and an abnormal data alarm end, and the pressure gauge self-checking end and the abnormal data alarm end detect and check the pressure gauge, so that the pressure gauge is in a real-time monitored state.
Description
Technical Field
The application belongs to the technical field of pressure detection, and particularly relates to a pressure gauge detection system based on the Internet.
Background
The pressure gauge is characterized in that the pressure gauge is elastically deformed through sensitive elements (Bowden tube, bellows and bellows) in the gauge, and then the pressure deformation is transmitted to a pointer by a conversion mechanism of a movement in the gauge, so that the pointer is caused to rotate to display the pressure.
The application of patent publication number CN114441068A discloses a pressure gauge detection system based on the Internet, which comprises a pressure gauge main body, wherein a connecting pipe is arranged at the bottom of the pressure gauge main body, and threads are arranged on the outer wall of the connecting pipe; the upper surface of the pressure gauge main body is fixedly connected with a mounting plate, and a signal transceiver is mounted on the upper surface of the mounting plate; the upper surface of the mounting plate is provided with a dustproof mechanism, and the outer wall of the connecting pipe is provided with an auxiliary mechanism; according to the application, firstly, dust in the air is blocked through the dust cover, so that the influence of the dust in the air on the signal transceiver is prevented, the working efficiency and the service life of the signal transceiver can be effectively improved, secondly, another fixing mode is added on the basis of the threaded connection of the pressure gauge main body, the two fixing modes are matched with each other, the stability of the pressure gauge main body is greatly improved, and finally, the combination of Internet detection alarm and on-site alarm is adopted, so that the safety is higher, and the alarm is more timely.
In the above disclosed pressure gauge detection system based on internet, in the long-term use process, when the sensitive element in the pressure gauge is in the process of elastic deformation, because dust exists in the use environment or because the internal element rubs repeatedly in the use process, the pointer of the pressure gauge has poor pointer stability in the process of displaying data, so that the stable number indication delay time of the pressure gauge is overlong, and errors and missed detection can exist only by means of manual judgment, thereby causing the sensitivity of the pressure gauge to be reduced, and then accidents can be caused to the environment due to inaccurate detection of the pressure gauge when the pressure gauge is detected.
Disclosure of Invention
The present application aims to solve at least one of the technical problems existing in the prior art; therefore, the application provides a pressure gauge detection system based on the Internet, which is used for solving the technical problems.
To achieve the above object, an embodiment according to a first aspect of the present application proposes an internet-based pressure gauge detection system, comprising:
the pressure gauge information acquisition end is used for acquiring pressure gauge basic data and transmitting the data to the data value processing end, wherein the basic data comprises a pressure gauge model, a pressure gauge precision grade and a measuring range;
the data value detection end is used for collecting measurement data of the pressure gauge and transmitting the measurement data to the data value processing end, wherein the measurement data comprises real-time indication after the pressure gauge is stabilized, stabilization time and pressure change upper limit value;
the data value processing end is used for carrying out fault diagnosis analysis on the received data according to the basic data and the measured data, firstly processing the upper limit value of pressure change and the pressure value to obtain a pressure difference, then comparing the pressure difference with a preset value in the system to obtain a value in a normal state and a value in an abnormal state, then judging the compared value to obtain an abnormal signal and an alarm signal, and respectively transmitting the abnormal signal and the alarm signal to the self-checking end and the abnormal data alarm end of the pressure meter;
the pressure gauge self-checking end is used for automatically checking the pressure gauge with the transmitted abnormal signal;
the abnormal data alarm end is used for early warning the abnormal signals transmitted by the data value detection end and the pressure gauge self-checking end.
Preferably, the data value detection end further comprises a time detection unit and a pressure upper limit value acquisition unit;
the time detection unit is used for acquiring the data stabilization time of the pressure gauge, when the time detection unit detects the change of the pressure representation number, the time detection unit starts timing, when the pressure representation number stabilization time exceeds a preset value T, the pressure is in a stable state, the time detection unit stops timing, and the pressure representation number stabilization time is obtained according to the timing interval of the time detection unit;
the pressure upper limit value acquisition unit is used for monitoring the shaking range of the pointer when the pressure gauge is used for measuring, the pressure upper limit value acquisition unit obtains the maximum offset position acquired by the pointer of the pressure gauge, and the maximum offset position of the pointer is used for obtaining the upper limit value of pressure change.
Preferably, the specific mode of the fault diagnosis analysis is as follows:
step one: firstly, marking a measured pressure value as Pi, marking a pressure representation number stabilization time as ti, and marking a pressure change upper limit value as Pxi, wherein i is a natural number larger than zero and represents different detected objects;
step two: then subtracting the pressure change upper limit value Pxi from the pressure value Pi to obtain a pressure difference Pci;
step three: setting preset values of Xt and Xpc for the indication stabilization time and the pressure difference in the data value processing end, wherein Xt is the preset value of the indication stabilization time, xpc is the preset value of the pressure difference, and Xt and Xpc specifically determine an actual value according to the type of the pressure gauge and the accuracy grade of the pressure gauge;
step four: then comparing the preset values Xt and Xpc with the measured value indication stabilization time ti and the pressure difference Pci respectively;
step five: and judging the comparison value in the fourth step, thereby obtaining an abnormal signal and an alarm signal related to the pressure gauge.
Preferably, the specific method for comparing the preset values Xt and Xpc with the measured value indication stabilization time ti and the pressure difference Pci respectively is as follows:
for the indicating stable time ti, when ti is less than or equal to Xt, the stable time of the pressure gauge is in a normal range, and when ti is more than Xt, the stable time of the pressure gauge exceeds a preset value, and the stable time of the pressure gauge is in an abnormal range;
for the pressure difference Pci, when Pci is less than or equal to Xpc, the jitter range of the pointer of the pressure gauge is a normal range, and when Pci is more than Xpc, the jitter amplitude of the pointer of the pressure gauge is too large, and the pointer of the pressure gauge is displayed in an abnormal state.
Preferably, the specific method for comparing the preset values Xt and Xpc with the measured value indication stabilization time ti and the pressure difference Pci respectively is as follows:
when the indication stable value ti and the pressure difference Pci are in the normal range, the pressure gauge is in a stable state, and the pressure gauge is normally used at the moment;
when one of the indicating stable value ti and the pressure difference Pci is in an abnormal range, the abnormal condition of the pressure gauge is indicated, and at the moment, the data value processing end generates an abnormal signal and transmits the abnormal signal to the pressure gauge self-checking end;
when the indication stable value ti and the pressure difference Pci are both in an abnormal range, the device in the pressure gauge needs to be further overhauled, and the data value processing end generates an alarm signal and uploads the alarm signal to the abnormal data alarm end.
Preferably, the self-checking terminal of the pressure gauge is used for automatically checking the pressure gauge of the transmitted abnormal signal after receiving the abnormal signal transmitted by the data value processing terminal, wherein the automatic checking is divided into a pointer stable time checking unit and a pointer shaking value checking unit, the corresponding checking unit is selected for self-checking the pressure gauge according to the information in the transmitted abnormal signal, then the pressure gauge after checking is detected again, and when the same pressure gauge continuously transmits the abnormal signal twice, the self-checking terminal of the pressure gauge transmits the generated dangerous signal to the abnormal data alarming terminal.
Compared with the prior art, the application has the beneficial effects that: the data value detection end is used for carrying out data acquisition on the detected process of the pressure gauge so as to obtain pressure measurement data, indication stabilization time and pressure change upper limit value, then the data value detection end is used for uploading the obtained data to the data value processing end, the data value processing end is used for comparing a preset value with a measured value so as to obtain the stable state of an element in the pressure gauge, then the data value processing end is used for respectively and correspondingly transmitting the processed result to the self-checking end and the abnormal data alarm end of the pressure gauge, and the self-checking end and the abnormal data alarm end of the pressure gauge are used for detecting and checking the pressure gauge so as to enable the pressure gauge to be in a real-time monitored state, improve the sensitivity of the pressure gauge and further guarantee the accuracy of the use of the pressure gauge.
Drawings
Fig. 1 is a schematic diagram of a system frame of the present application.
Detailed Description
The technical solutions of the present application will be clearly and completely described in connection with the embodiments, and it is obvious that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
Referring to fig. 1, the present application provides an internet-based pressure gauge detection system, comprising:
the pressure gauge information acquisition end, the data value detection end, the data value processing end, the pressure gauge self-checking end and the abnormal data alarm end;
the pressure gauge information acquisition end is used for acquiring pressure gauge basic data, wherein the basic data comprise pressure gauge models, pressure gauge precision grades, measuring ranges and the like, and the pressure gauge information acquisition end uploads the acquired basic data to the data value processing end;
the data value detection end is used for detecting measurement data, wherein the measurement data refers to a real-time pressure value after the pressure gauge is stabilized, a stabilization time of the pressure gauge and a pressure change upper limit value, and the data value detection end further comprises a time detection unit and a pressure upper limit value acquisition unit;
the time detection unit is used for acquiring the data stabilization time of the pressure gauge, when the time detection unit detects the change of the pressure representation number, the time detection unit starts timing, when the pressure representation number stabilization time exceeds a preset value T, the pressure is in a stable state, the time detection unit stops timing, and the pressure representation number stabilization time is obtained according to the timing interval of the time detection unit;
the pressure upper limit value acquisition unit is used for monitoring the shaking range of the pointer when the pressure gauge is used for measuring, the pointer in the pressure gauge can shift left and right in the process of reaching stability, and at the moment, the pressure measurement upper limit value acquisition unit obtains the maximum shifting position obtained by the pointer of the pressure gauge, and the maximum shifting position of the pointer is used for obtaining the upper limit value of pressure change;
the data value detection end uploads the detected measurement data and the upper limit value of the indication stabilization time and the pressure change to the data value processing end;
the data value processing end firstly carries out data arrangement on the data transmitted by the data value detecting end, and then carries out fault diagnosis analysis on the arranged data, wherein the specific mode of the fault diagnosis analysis is as follows:
step one: firstly, marking a measured pressure value as Pi, marking a pressure representation number stabilization time as ti, and marking a pressure change upper limit value as Pxi, wherein i is a natural number larger than zero and represents different detected objects;
step two: then subtracting the pressure change upper limit value Pxi from the pressure value Pi to obtain a pressure difference Pci;
step three: setting preset values of Xt and Xpc for the indication stabilization time and the pressure difference in the data value processing end, wherein Xt is the preset value of the indication stabilization time, xpc is the preset value of the pressure difference, and Xt and Xpc specifically determine an actual value according to the type of the pressure gauge and the accuracy grade of the pressure gauge;
step four: then comparing the preset values Xt and Xpc with the measured value indication stabilization time ti and the pressure difference Pci respectively;
for the indicating stable time ti, when ti is less than or equal to Xt, the stable time of the pressure gauge is in a normal range, and when ti is more than Xt, the stable time of the pressure gauge exceeds a preset value, and the stable time of the pressure gauge is in an abnormal range;
for the pressure difference Pci, when Pci is less than or equal to Xpc, the jitter range of the pointer of the pressure gauge is a normal range, and when Pci is more than Xpc, the jitter amplitude of the pointer of the pressure gauge is overlarge, and the pointer of the pressure gauge is displayed in an abnormal state;
step five: and then judging the comparison value in the fourth step:
when the indication stable value ti and the pressure difference Pci are in the normal range, the pressure gauge is in a stable state, and the pressure gauge is normally used at the moment;
when one of the indicating stable value ti and the pressure difference Pci is in an abnormal range, the abnormal condition of the pressure gauge is indicated, and at the moment, the data value processing end generates an abnormal signal and transmits the abnormal signal to the pressure gauge self-checking end;
when the indication stable value ti and the pressure difference Pci are in an abnormal range, the elements in the pressure gauge need to be overhauled further, and the data value processing end generates an alarm signal and uploads the alarm signal to the abnormal data alarm end;
the self-checking terminal of the pressure gauge is used for receiving the abnormal signal transmitted by the data value processing terminal, then automatically checking the pressure gauge of the transmitted abnormal signal, the automatic checking is divided into a pointer stable time checking unit and a pointer shaking value checking unit, the corresponding checking unit is selected for self-checking the pressure gauge according to the information in the transmitted abnormal signal, then the pressure gauge after checking is detected again, and when the same pressure gauge continuously transmits the abnormal signal twice, the self-checking terminal of the pressure gauge transmits the generated dangerous signal to the abnormal data alarming terminal;
the abnormal data alarming end is used for early warning abnormal signals transmitted by the data value detecting end and the pressure meter self-checking end, the early warning comprises abnormal alarming signals and dangerous alarming signals, the abnormal alarming signals are signals transmitted by the data value detecting end to the pressure meter self-checking end, the abnormal data alarming end is used for alarming the pressure meter with abnormal conditions, the dangerous alarming signals are alarming signals transmitted by the data value processing end, then the abnormal data alarming end alarms the received alarming signals, the dangerous alarming signals are also used for receiving dangerous signals transmitted by the pressure meter self-checking end, and the dangerous signals are converted into dangerous alarming signals, so that relevant staff are informed to conduct further investigation.
The partial data in the formula are all obtained by removing dimension and taking the numerical value for calculation, and the formula is a formula closest to the real situation obtained by simulating a large amount of collected data through software; the preset parameters and the preset threshold values in the formula are set by those skilled in the art according to actual conditions or are obtained through mass data simulation.
The working principle of the application is as follows: the method comprises the steps that firstly, basic information of a detected pressure gauge is acquired through a pressure gauge information acquisition end, a pressure gauge detection system can adapt to pressure gauges of different types, then a data value detection end performs data acquisition on the detected process of the pressure gauge, pressure measurement data, indication stabilization time and pressure change upper limit value are obtained, then the data value detection end uploads the obtained data to a data value processing end, the data value processing end obtains the stable state of elements in the pressure gauge by comparing a preset value with a measured value, then the data value processing end correspondingly transmits the processed result to a pressure gauge self-checking end and an abnormal data alarm end, and then the pressure gauge is detected and checked through the pressure gauge self-checking end and the abnormal data alarm end.
The above embodiments are only for illustrating the technical method of the present application and not for limiting the same, and it should be understood by those skilled in the art that the technical method of the present application may be modified or substituted without departing from the spirit and scope of the technical method of the present application.
Claims (6)
1. The utility model provides an internet-based manometer detecting system which characterized in that includes:
the pressure gauge information acquisition end is used for acquiring pressure gauge basic data and transmitting the data to the data value processing end, wherein the basic data comprises a pressure gauge model, a pressure gauge precision grade and a measuring range;
the data value detection end is used for collecting measurement data of the pressure gauge and transmitting the measurement data to the data value processing end, wherein the measurement data comprises real-time indication after the pressure gauge is stabilized, stabilization time and pressure change upper limit value;
the data value processing end is used for carrying out fault diagnosis analysis on the received data according to the basic data and the measured data, firstly processing the upper limit value of pressure change and the pressure value to obtain a pressure difference, then comparing the pressure difference with a preset value in the system to obtain a value in a normal state and a value in an abnormal state, then judging the compared value to obtain an abnormal signal and an alarm signal, and respectively transmitting the abnormal signal and the alarm signal to the self-checking end and the abnormal data alarm end of the pressure meter;
the pressure gauge self-checking end is used for automatically checking the pressure gauge with the transmitted abnormal signal;
the abnormal data alarm end is used for early warning the abnormal signals transmitted by the data value detection end and the pressure gauge self-checking end.
2. The internet-based pressure gauge detection system according to claim 1, wherein the data value detection terminal further comprises a time detection unit and a pressure upper limit value acquisition unit;
the time detection unit is used for acquiring the data stabilization time of the pressure gauge, when the time detection unit detects the change of the pressure representation number, the time detection unit starts to count time, when the pressure representation number stabilization time exceeds a preset value T, the pressure is in a stable state, the time detection unit stops counting, and the pressure representation number stabilization time is obtained according to the timing interval of the time detection unit;
the pressure upper limit value acquisition unit is used for monitoring the shaking range of the pointer when the pressure gauge is used for measuring, the pressure upper limit value acquisition unit obtains the maximum offset position acquired by the pointer of the pressure gauge, and the maximum offset position of the pointer is used for obtaining the upper limit value of pressure change.
3. The internet-based pressure gauge detection system of claim 1, wherein the fault diagnosis analysis is performed in the following specific manner:
step one: firstly, marking a measured pressure value as Pi, marking a pressure representation number stabilization time as ti, and marking a pressure change upper limit value as Pxi, wherein i is a natural number larger than zero and represents different detected objects;
step two: then subtracting the pressure change upper limit value Pxi from the pressure value Pi to obtain a pressure difference Pci;
step three: setting preset values of Xt and Xpc for the indication stabilization time and the pressure difference in the data value processing end, wherein Xt is the preset value of the indication stabilization time, xpc is the preset value of the pressure difference, and Xt and Xpc specifically determine an actual value according to the type of the pressure gauge and the accuracy grade of the pressure gauge;
step four: then comparing the preset values Xt and Xpc with the measured value indication stabilization time ti and the pressure difference Pci respectively;
step five: and judging the comparison value in the fourth step, thereby obtaining an abnormal signal and an alarm signal related to the pressure gauge.
4. The internet-based pressure gauge detection system according to claim 3, wherein the specific method for comparing the preset values Xt and Xpc with the measured value indication stabilization time ti and the pressure difference Pci respectively is as follows:
for the indicating stable time ti, when ti is less than or equal to Xt, the stable time of the pressure gauge is in a normal range, and when ti is more than Xt, the stable time of the pressure gauge exceeds a preset value, and the stable time of the pressure gauge is in an abnormal range;
for the pressure difference Pci, when Pci is less than or equal to Xpc, the jitter range of the pointer of the pressure gauge is a normal range, and when Pci is more than Xpc, the jitter amplitude of the pointer of the pressure gauge is too large, and the pointer of the pressure gauge is displayed in an abnormal state.
5. The internet-based pressure gauge inspection system according to claim 3, wherein the specific method of comparing the preset values Xt and Xpc with the measured value indication stabilization time ti and the pressure difference Pci, respectively, is as follows:
when the indication stable value ti and the pressure difference Pci are in the normal range, the pressure gauge is in a stable state, and the pressure gauge is normally used at the moment;
when one of the indicating stable value ti and the pressure difference Pci is in an abnormal range, the abnormal condition of the pressure gauge is indicated, and at the moment, the data value processing end generates an abnormal signal and transmits the abnormal signal to the pressure gauge self-checking end;
when the indication stable value ti and the pressure difference Pci are both in an abnormal range, the device in the pressure gauge needs to be further overhauled, and the data value processing end generates an alarm signal and uploads the alarm signal to the abnormal data alarm end.
6. The internet-based pressure gauge detection system according to claim 1, wherein the pressure gauge self-checking terminal is configured to receive the abnormal signal transmitted by the data value processing terminal, and then automatically check the pressure gauge of the transmitted abnormal signal, where the automatic check is divided into a pointer stabilization time check unit and a pointer shaking value check unit, and according to the information in the transmitted abnormal signal, select a corresponding check unit for the pressure gauge to perform self-check, and then detect the pressure gauge after the check is completed again, and when the same pressure gauge continuously transmits the abnormal signal twice, the pressure gauge self-checking terminal will generate a dangerous signal and transmit the dangerous signal to the abnormal data alarm terminal.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310750095.8A CN116818185A (en) | 2023-06-25 | 2023-06-25 | Pressure gauge detecting system based on internet |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310750095.8A CN116818185A (en) | 2023-06-25 | 2023-06-25 | Pressure gauge detecting system based on internet |
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