Automatic calibration device for water meters in series based on quality method

Abstract

The present invention discloses an automatic calibration device for water meters connected in series based on a quality method, a water meter workbench, a fully automatic calibrator and a water tank, wherein the output end of the water tank is connected to the fully automatic calibrator, the output end of the fully automatic calibrator is a water inlet pipe, the fully automatic calibrator is fixedly connected to a pipeline system through the water inlet pipe, the tail end of the pipeline system is fixedly connected to a measuring pipeline, and the tail end of the measuring pipeline is fixedly connected to a drainage controller located on the top of the water meter workbench; the automatic calibration device for water meters connected in series based on a quality method can monitor the measuring effects of multiple measuring water meters at the same time, thereby achieving the effect of efficiently calibrating the measuring water meters; in addition, by setting a visual sensor on the water meter workbench, the measuring effects of multiple measuring water meters can be automatically and efficiently calibrated, thereby increasing the calibration efficiency of the device for measuring water meters, and avoiding the situation that the existing device has a low calibration efficiency for measuring water meters.

Description

Technical Field

[0001] The invention relates to the technical field of water meter detection, in particular to a water meter series automatic calibration device based on a mass method. Background Art

[0002] As people's quality of life continues to improve, the number of water meter users is also increasing year by year. From a professional perspective, the number of water meter calibrations is also increasing. The problem brought about by this series of chain reactions is that the workload of water meter calibration is increased. Therefore, how to ensure the accuracy of water meter measurement and calibration and improve work efficiency is the main problem facing the current calibration work. The mass method water meter series automatic calibration device adopts Twin-Time flow measurement technology. Compared with the traditional start-stop volume method device for calibrating water meters, it can greatly reduce the labor intensity of calibration personnel and increase the calibration efficiency by 4 to 5 times.

[0003] In order to promote the widespread use of intelligent equipment in life, further ensure the accuracy of water meter calibration and measurement and the work efficiency of personnel, ensure the calibration, calibration and testing of mechanical water meters and electronic water meters with pulse signal output, facilitate statistics, analysis, query and retrieval, and provide accurate and reliable data support for continuously improving product quality. The static mass method measurement principle is used for water flow standard device. The static mass method refers to the method of calculating the net mass of the collected liquid according to the tare weight and gross weight obtained before and after the liquid passes through the commutator into the weighing container within the actual measurement time interval.

[0004] Therefore, we proposed an automatic calibration device for water meters in series based on the quality method. Summary of the invention

[0005] 1. Technical issues to be resolved

[0006] In view of the deficiencies in the prior art, the present invention provides a water meter series automatic calibration device based on a mass method, which solves the problem of poor calibration effect and efficiency of water meters in the prior art.

[0007] (II) Technical solution

[0008] To achieve the above objectives, the present invention is implemented through the following technical solutions: a water meter series automatic calibration device based on the quality method, including a water meter workbench, a fully automatic calibrator and a water tank, the output end of the water tank is connected to the fully automatic calibrator, the output end of the fully automatic calibrator is a water inlet pipe, the fully automatic calibrator is fixedly connected to a pipeline system through the water inlet pipe, the tail end of the pipeline system is fixedly connected to a measuring pipeline, and the tail end of the measuring pipeline is fixedly connected to a drainage controller located on the top of the water meter workbench, a measuring water meter is fixedly installed on the measuring pipeline, the measuring pipeline and the measuring water meter are arranged on the top of the water meter workbench, a working bracket is fixedly installed on the water meter workbench, and a visual sensor for monitoring the measuring water meter is arranged on the working bracket, a commutator is arranged between the pipeline system and the measuring pipeline, and an electronic scale is arranged between the commutator and the pipeline system.

[0009] Preferably, the working bracket is fixedly mounted with wiring terminals, the wiring terminals are arranged above the measuring water meter, and the number of the wiring terminals is always greater than that of the measuring water meter.

[0010] Preferably, a limit seat is fixedly installed on the working bracket, each of the limit seats is provided with a visual sensor, and the camera of the visual sensor is aimed above the dial of the water meter.

[0011] Preferably, the water level in the water tank should be between 70% and 80%, and the water inside the water tank should be clean.

[0012] Preferably, a corresponding manual water inlet valve is provided on the water inlet pipe.

[0013] Preferably, the fully automatic calibrator is provided with a main control key, the fully automatic calibrator is provided with a first key position for regulating the exhaust state of the pipeline system, the fully automatic calibrator is provided with a second key position for regulating the opening and closing of the automatic pressure resistance test, and the fully automatic calibrator is also provided with a display screen for publicizing the automatic market value error calibration results.

[0014] Preferably, 6 to 10 measuring water meters are provided according to their nominal diameters.

[0015] Preferably, the water meter workbench, the fully automatic calibrator and the water tank take an average of 6-7.5 minutes to calibrate.

[0016] (III) Beneficial effects

[0017] The present invention provides a water meter series automatic calibration device based on the mass method. It has the following beneficial effects:

[0018] 1. The automatic calibration device for water meters in series based on the mass method can weigh the mass of the liquid passing through in the corresponding time period through the setting of the commutator and the electronic scale, and then compare the measured value of the mass of the liquid flowing in the measuring pipe by the measuring water meter, so as to achieve the effect of measuring the monitoring accuracy of the measuring water meter. In combination with the setting of different numbers of measuring water meters, the measurement results of multiple measuring water meters can be monitored at the same time, so as to achieve the effect of efficient calibration of the measuring water meters.

[0019] 2. The automatic calibration device for water meters in series based on the quality method, through the setting of visual sensors on the water meter workbench, can use multiple visual sensors to automatically monitor the measured values ​​displayed on the measured water meters, and transmit the data to the fully automatic calibrator for data integration, thereby achieving the effect of automatically and efficiently calibrating the measurement results of multiple measured water meters, increasing the calibration efficiency of the device for measuring water meters, and avoiding the situation where the existing device has a low one-size-fits-all calibration efficiency for measuring water meters.

[0020] 3. The automatic calibration device for water meters in series based on the quality method can pre-monitor the calibration equipment of the device before calibration through the settings of automatic pressure resistance test, automatic market value error calibration and automatic exhaust, thereby ensuring the safety and accuracy of the device during calibration and avoiding inaccurate calibration results caused by external factors during the calibration process. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a structural schematic diagram of the present invention;

[0022] Figure 2 It is a schematic diagram of the structure of the present invention from the rear;

[0023] Figure 3 It is a structural schematic diagram of the water meter workbench of the present invention;

[0024] Figure 4 It is a structural schematic diagram of the pipeline system of the present invention;

[0025] Figure 5 It is a structural schematic diagram of the water meter workbench of the present invention from the rear view.

[0026] In the figure: 1. Water meter workbench; 2. Fully automatic calibrator; 3. Water tank; 4. Water inlet pipe; 5. Pipe system; 6. Wiring terminals; 7. Working bracket; 8. Measuring pipe; 9. Drainage controller; 10. Measuring water meter; 11. Visual sensor. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0028] See also Figure 1-5 The embodiment of the present invention provides a technical solution: a water meter series automatic calibration device based on the quality method, comprising a water meter workbench 1, a fully automatic calibrator 2 and a water tank 3, the output end of the water tank 3 is connected to the fully automatic calibrator 2, the output end of the fully automatic calibrator 2 is a water inlet pipe 4, the fully automatic calibrator 2 is fixedly connected to a pipeline system 5 through the water inlet pipe 4, the tail end of the pipeline system 5 is fixedly connected to a measuring pipeline 8, and the tail end of the measuring pipeline 8 is fixedly connected to a drainage controller 9 located on the top of the water meter workbench 1, a measuring water meter 10 is fixedly installed on the measuring pipeline 8, the measuring pipeline 8 and the measuring water meter 10 are arranged on the top of the water meter workbench 1, a working bracket 7 is fixedly installed on the water meter workbench 1, and a visual sensor 11 for monitoring the measuring water meter 10 is arranged on the working bracket 7, a commutator is arranged between the pipeline system 5 and the measuring pipeline 8, and an electronic scale is arranged between the commutator and the pipeline system 5;

[0029] Among them, in this embodiment, it is necessary to supplement that, through the setting of the commutator and the electronic scale, the mass of the liquid passing through the corresponding time period can be weighed, and then the measured value of the mass of the liquid flowing in the measuring pipe 8 by the measuring water meter 10 can be compared, so as to achieve the effect of measuring the monitoring accuracy of the measuring water meter 10, and in combination with the setting of different numbers of measuring water meters 10, the measuring effects of multiple measuring water meters 10 can be monitored at the same time, so as to achieve the effect of efficient calibration of the measuring water meters 10; in addition, the automatic calibration device for water meters in series based on the mass method, through the setting of the visual sensor 11 on the water meter workbench 1, can use multiple visual sensors 11 to automatically monitor the measured values ​​displayed on the measuring water meters 10, and transmit the data to the fully automatic calibrator 2 for data integration, so as to achieve the effect of automatically and efficiently calibrating the measurement effects of multiple measuring water meters 10, thereby increasing the calibration efficiency of the device for the measuring water meters 10, and avoiding the low efficiency of the existing device for the single calibration of the measuring water meters 10.

[0030] In this embodiment, it should be supplemented that the working bracket 7 is fixedly mounted with a wiring terminal 6, which is arranged above the measuring water meter 10, and the number of the wiring terminal 6 is always greater than the measuring water meter 10;

[0031] Among them, terminal 6 is used for the calibration of electronic water meters such as ultrasonic and electromagnetic water meters with communication output, as well as the electromechanical conversion error test of water meters with electronic devices.

[0032] In addition, in this verification process, corresponding databases are set according to different models of water meters 10:

[0033] (1) DN15~DN25 device

[0034]

[0035]

[0036]

[0037] (2) DN15~DN50 device

[0038]

[0039]

[0040]

[0041] In this embodiment, it should be supplemented that a limit seat is fixedly installed on the working bracket 7, each limit seat is provided with a visual sensor 11, and the camera of the visual sensor 11 is aimed at the top of the dial of the water meter 10;

[0042] Among them, the setting of the limit seat is convenient for placing the visual sensor 11. In addition, the setting of the camera position of the visual sensor 11 is conducive to increasing its efficient collection of water meter 10 data. In addition, the visual sensor 11 uses Huawei Honor Play and above series mobile phones, and the mobile phone has a visual sampling APP software written in it. The sampling accuracy has been verified before the device leaves the factory. The visual sensor 11 is installed on the bracket of the water meter workbench and communicates with the host wirelessly. The sampling APP should be activated when used for the first time.

[0043] In this embodiment, it should be supplemented that the water level in the water tank 3 should be between 70% and 80%, and the water inside it should be clean;

[0044] In this embodiment, it is further necessary to explain that a corresponding manual water inlet valve is provided on the water inlet pipe 4;

[0045] In this embodiment, it is additionally required to be explained that a total control key is provided in the fully automatic tester 2, a first key position for regulating the exhaust state of the pipeline system 5 is provided in the fully automatic tester 2, a second key position for regulating the opening and closing of the automatic pressure resistance test is provided in the fully automatic tester 2, and a display screen for publicizing the automatic market value error test results is also provided on the fully automatic tester 2;

[0046] Among them, through the settings of automatic pressure resistance test, automatic market value error calibration and automatic exhaust, the calibration equipment of the device can be pre-monitored before calibration, thereby ensuring the safety and accuracy of the device during calibration and avoiding inaccurate calibration results caused by external factors during the calibration process.

[0047] In this embodiment, it should be supplemented that 6 to 10 water meters 10 are provided according to their nominal diameters;

[0048] Among them, the setting of multiple measuring water meters 10 facilitates efficient calibration of multiple measuring water meters 10 during the same calibration process, thereby ensuring the calibration efficiency of the device for the measuring water meters 10 and solving the problem of low calibration efficiency of the existing device for the measuring water meters 10.

[0049] In this embodiment, it should be supplemented that the water meter workbench 1, the fully automatic calibrator 2 and the water tank 3 take an average of 6-7.5 minutes to calibrate;

[0050] Among them, the shorter time-consuming setting increases the calibration efficiency of the device for measuring the water meter 10, avoiding the situation in which the efficiency is low due to the limited number of water meters 10 to be calibrated in a single calibration process.

[0051] The working principle and use process of the present invention are as follows: when it is necessary to calibrate the water meter, the water tank 3 and the piping system 5 of the device should be cleaned before starting the machine to ensure that the water quality can be kept clean when the device is delivered to the user, and then an operation check should be carried out. After the device is operating normally, the electronic scale and the commutator should be calibrated, and then the operation measurement and control system should be turned on (the measurement and control system consists of a lower-level dedicated metering controller and an upper-level general-purpose computer), and then the corresponding number of measuring water meters 10 and visual sensors 11 are assembled, and then the start button is turned on. The liquid is first tested for its quality by an electronic scale and then passes through the commutator. Its quality is measured by multiple measuring water meters 10, and then the visual sensor 11 transmits the measured data to the fully automatic calibrator 2, and the fully automatic calibrator 2 integrates and compares the data, thereby achieving the effect of efficient calibration of the measurement effect of the measuring water meter 10.

[0052] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present invention is defined by the attached claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0053] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. Automatic calibration device for water meters in series based on quality method, characterized by: The invention comprises a water meter workbench (1), a fully automatic calibrator (2) and a water tank (3), wherein the output end of the water tank (3) is connected to the fully automatic calibrator (2), the output end of the fully automatic calibrator (2) is a water inlet pipe (4), the fully automatic calibrator (2) is fixedly connected to a pipeline system (5) through the water inlet pipe (4), the tail end of the pipeline system (5) is fixedly connected to a measuring pipeline (8), and the tail end of the measuring pipeline (8) is fixedly connected to a drainage controller (9) located on the top of the water meter workbench (1), a measuring water meter (10) is fixedly installed on the measuring pipeline (8), the measuring pipeline (8) and the measuring water meter (10) are arranged on the top of the water meter workbench (1), a working bracket (7) is fixedly installed on the water meter workbench (1), and the working bracket (7) is provided with a pair of A visual sensor (11) is provided for monitoring the measuring water meter (10); a commutator is provided between the pipeline system (5) and the measuring pipeline (8); and an electronic scale is provided between the commutator and the pipeline system (5); a wiring terminal (6) is fixedly mounted on the working bracket (7); the wiring terminal (6) is provided above the measuring water meter (10); and the number of the wiring terminals (6) is always greater than the measuring water meter (10); a total control key is provided in the fully automatic tester (2); a first key position for regulating the exhaust state of the pipeline system (5) is provided in the fully automatic tester (2); a second key position for regulating the opening and closing of the automatic withstand voltage test is provided in the fully automatic tester (2); and a display screen for publicizing the automatic market value error test result is also provided on the fully automatic tester (2).

2. The automatic calibration device for water meters in series based on the mass method according to claim 1 is characterized by: A limit seat is fixedly mounted on the working support (7), each of the limit seats is provided with a visual sensor (11), and the camera of the visual sensor (11) is aimed at the top of the dial of the measuring water meter (10).

3. The automatic calibration device for water meters in series based on the mass method according to claim 1 is characterized by: The water level in the water tank (3) should be between 70% and 80%, and the water inside it should be clean.

4. The automatic calibration device for water meters in series based on the mass method according to claim 1 is characterized by: The water inlet pipe (4) is provided with a corresponding manual water inlet valve.

5. The automatic calibration device for water meters in series based on the mass method according to claim 1 is characterized by: The measuring water meters (10) are provided in a number of 6 to 10 according to their different nominal diameters.

6. The automatic calibration device for water meters in series based on the mass method according to claim 1 is characterized by: The water meter workbench (1), the fully automatic tester (2) and the water tank (3) take an average of 6 to 7.5 minutes to test.

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