Diaphragm pump intelligent performance testing device and detection method thereof

Abstract

A diaphragm pump intelligent performance test device, including water inlet tank, water storage tank, detection unit, calibration comparison unit, digital data overall analysis system, and gas supply system, gas consumption detection system. A diaphragm pump intelligent performance test device detection method provides a diaphragm pump intelligent performance test device; Provide at least one diaphragm pump to be detected; Open the water inlet control valve in the water inlet part, and only open the water inlet control valve connected with the diaphragm pump to be detected and the water outlet control valve, and intelligently adjust the water outlet valve to communicate with the water storage tank, start the diaphragm pump to be detected, and discharge the air in the water outlet pipe and the water outlet detection part; When the test mode is started, the water outlet detection part collects the temperature, flow, pressure parameter data of the conveying medium and records them into the digital data overall analysis system. The diaphragm pump intelligent performance test device and its detection method are simple to operate, improve the detection efficiency, and improve the accuracy of the detection structure.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of detection equipment, and particularly relates to an intelligent performance testing device for a diaphragm pump. BACKGROUND

[0002] Manual performance testing of the diaphragm pump is carried out by using a simple testing device, and the test is manually judged and adjusted, so that a higher skill of the worker is required, and the misjudgment rate is high. The subsequent performance testing of a large number of products is inconvenient and affects the testing efficiency. In order to avoid errors caused by human factors in the testing process of the diaphragm pump, a diaphragm pump testing system appears on the market to test

[0003] For example, a pneumatic diaphragm pump detection system (patent number CN104863843A) is connected with a liquid flow meter, a liquid pressure sensor, an electric regulating valve and an electromagnetic valve at one end of a PLC controller, and is connected with a display operation module at the other end. The display operation module receives and displays digital information, processes the data according to a preset processing mode in the operation module, and then feeds back the data to a testing module through an electrical control module. However, the data detection method of the pneumatic diaphragm pump detection system is simple, and the detected data still has errors, so that the testing functionality cannot meet the needs of production operations. SUMMARY

[0004] Therefore, the application provides an intelligent performance testing device for a diaphragm pump and a detection method thereof, which can improve the detection accuracy and meet the industrial needs.

[0005] The application discloses a diaphragm pump intelligent performance testing device, which comprises a water inlet tank, a water storage tank, at least one detection unit arranged between the water inlet tank and the water storage tank and used for detecting a pneumatic diaphragm pump, a calibration comparison unit connected to one side of the detection unit, a digital data unified analysis system connected to the detection unit and the calibration comparison unit, and a gas source gas supply system and a gas consumption detection system used for connecting the diaphragm pump. Each detection unit comprises a water inlet part connected to the water inlet tank, a water outlet part connected to the water storage tank, a water inlet detection part arranged on the water inlet part, a water outlet detection part arranged on the water outlet part, and an intelligent adjusting water outlet valve arranged at one end of the water outlet part. The water inlet pipe comprises a water inlet pipe, a plurality of water inlet connecting pipes arranged on the water inlet pipe, and a plurality of water inlet control valves arranged on the water inlet connecting pipes respectively. The water outlet part comprises a water outlet pipe, a plurality of water outlet connecting pipes arranged on the water outlet pipe, and a plurality of water outlet control valves arranged on the water outlet connecting pipes respectively. The water inlet detection part comprises a water inlet electromagnetic valve, a vacuum pressure sensor and a first temperature sensor arranged on the water inlet pipe in sequence, and the water outlet detection part comprises a pressure sensor, a flow transmitter and a second temperature sensor arranged on the water outlet pipe in sequence. The calibration liquid storage device comprises a calibration water tank and a gravity sensor arranged in the calibration water tank. The intelligent adjusting water outlet valve is connected to the water storage tank and the calibration comparison unit respectively, when the diaphragm pump is detected, the water outlet connecting valve is connected to the calibration liquid storage device and blocks the water storage tank, and when the diaphragm pump is not detected, the water outlet connecting valve is connected to the water storage tank and blocks the calibration liquid storage device.

[0006] Further, the intelligent adjusting water outlet valve is a two-position three-way valve.

[0007] Further, the water outlet detection part further comprises an electric adjusting valve and a pulse damper arranged on the water outlet pipe.

[0008] Further, the water outlet detection part further comprises an electric adjusting valve and a pulse damper arranged on the water outlet pipe.

[0009] Further, the gas consumption detection system comprises an exhaust pipe connected to the diaphragm pump, a gas buffer tank connected to one end of the exhaust pipe, and a gas flow meter and a discharge muffling port arranged on the gas buffer tank in sequence.

[0010] Further, the gas source gas supply system comprises at least one pneumatic three-way joint and a pump input pipe arranged on the pneumatic three-way joint.

[0011] A diaphragm pump intelligent performance testing device detection method, comprising the following steps:

[0012] Step S100: providing a diaphragm pump intelligent performance test device;

[0013] Step S110: providing at least one diaphragm pump to be detected, and installing the diaphragm pump to be detected on a detection unit in the diaphragm pump intelligent performance test device, and connecting the diaphragm pump to the water inlet connecting pipe and the water outlet connecting pipe;

[0014] Step S120: closing the water inlet control valve in the water inlet part, opening the diaphragm pump to be detected, testing the vacuum negative pressure value generated in the water inlet pipe by the water inlet detection part, and collecting data and recording in the digital data overall analysis system;

[0015] Step S130: opening the water inlet control valve in the water inlet part, and only opening the water inlet control valve and the water outlet control valve connected to the diaphragm pump to be detected, and intelligently adjusting the water outlet valve to communicate with the water storage tank, starting the diaphragm pump to be detected, and discharging the air in the water outlet pipe and the water outlet detection part;

[0016] Step S140: when the test mode is opened, the intelligent water outlet valve communicates with the calibration liquid storage device;

[0017] Step S150: the water outlet detection part collects the temperature, flow rate and pressure parameter data of the conveying medium and records in the digital data overall analysis system;

[0018] Step S160: the gas consumption detection system collects the compressed air consumption of the gas source per unit time and records in the digital data overall analysis system;

[0019] Step S170: the digital data overall analysis system draws a test performance curve of the diaphragm pump by collecting and analyzing data.

[0020] Further, in step S110, the diaphragm pump to be detected is any one of a pneumatic diaphragm pump and an electric diaphragm pump, when the diaphragm pump to be detected is the pneumatic diaphragm pump, the gas source supply system adjusts the gas source input pressure, and the gas pipe is installed and connected to the gas source inlet of the measured diaphragm pump.

[0021] Compared with the prior art, the diaphragm pump intelligent performance test equipment provided by the application installs the diaphragm pump to be detected in the detection unit, the water inlet part and the water outlet part provide water inlet and water outlet for the diaphragm pump, the water inlet detection part and the water outlet detection part detect the temperature, flow rate and pressure parameter data of the collected conveying liquid of the water inlet part and the water outlet part respectively, record the data in the digital data overall analysis system, and calibrate the data obtained by the water outlet detection part through the calibration comparison unit, so as to ensure the accuracy of the obtained data. In the detection method of the diaphragm pump intelligent performance test equipment, at least one diaphragm pump to be detected is installed on the detection unit in the diaphragm pump intelligent performance test equipment, the diaphragm pump is connected with the water inlet connecting pipe and the water outlet connecting pipe, the water inlet control valve in the water inlet part is closed, the diaphragm pump to be detected is started, the water inlet detection part tests the vacuum negative pressure value generated in the water inlet pipe, and the data is collected and recorded in the digital data overall analysis system, the water inlet control valve in the water inlet part is opened, only the water inlet control valve and the water outlet control valve connected with the diaphragm pump to be detected are opened, the water outlet valve is intelligently adjusted to be communicated with the water storage tank, the diaphragm pump to be detected is started, and the air in the water outlet pipe and the water outlet detection part is discharged. When the test mode is started, the intelligent water outlet valve is communicated with the calibration liquid storage device, the water outlet detection part collects the temperature, flow rate and pressure parameter data of the conveying medium and records the data in the digital data overall analysis system, the gas consumption detection system collects the compressed air consumption amount of the gas source in a unit time and records the data in the digital data overall analysis system, and the digital data overall analysis system calculates and analyzes the collected data to draw a test performance curve diagram of the diaphragm pump. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 The structure diagram of the diaphragm pump intelligent performance test equipment provided by the application.

[0023] Figure 2 The flowchart of the diaphragm pump intelligent performance test equipment detection method provided by the application. DETAILED DESCRIPTION

[0024] The specific embodiments of the application are further described in detail below. It should be understood that the description of the embodiments of the application herein is not used to limit the protection scope of the application.

[0025] As Figure 1As shown, it is the structure schematic diagram of the diaphragm pump intelligent performance testing equipment provided by the application. The diaphragm pump intelligent performance testing equipment comprises a water inlet tank 1, a water storage tank 2, at least one detection unit 10 arranged between the water inlet tank 1 and the water storage tank 2 and used for detecting a pneumatic diaphragm pump 3, a calibration comparison unit 20 connected to one side of the detection unit 10, a digital data overall analysis system (not shown in the figure) connected to the detection unit 10 and the calibration comparison unit 20, a gas supply system 30 and a gas consumption detection system 40 used for connecting the diaphragm pump 3, and an intelligent control electrical system (not shown in the figure) connected to the digital data overall analysis system. The diaphragm pump intelligent performance testing equipment further comprises other functional modules such as assembly components, electrical connection components, control devices and the like, which should be the known technology for those skilled in the art and will not be described in detail here.

[0026] The water inlet tank 1 is used for containing liquid, and the water storage tank 2 is used for collecting liquid discharged by the detection unit 10. The water inlet tank 1 and the water storage tank 2 are both prior art and will not be described here.

[0027] The diaphragm pump 3, also known as a control pump, is a main type of actuator, which changes the flow of fluid by receiving the control signal output by the adjustment control unit and operating by power. In the embodiment, the diaphragm pump 3 can be any one of a pneumatic diaphragm pump and an electric diaphragm pump. The pneumatic diaphragm pump and the electric diaphragm pump are both prior art and will not be described here.

[0028] Each detection unit 10 comprises a water inlet part 11 connected to the water inlet tank 1, a water outlet part 12 connected to the water storage tank 2, a water inlet detection part 13 arranged on the water inlet part 11, a water outlet detection part 14 arranged on the water outlet part 12, and an intelligent adjustment water outlet valve 15 arranged at one end of the water outlet part 12.

[0029] The water inlet part 11 comprises a water inlet pipe 111, a plurality of water inlet connection pipes 112 arranged on the water inlet pipe 111, and a plurality of water inlet control valves 113 respectively arranged on the water inlet connection pipes 112.

[0030] The water outlet part 12 comprises a water outlet pipe 121, a plurality of water outlet connection pipes 122 arranged on the water outlet pipe 121, and a plurality of water outlet control valves 123 respectively arranged on the water outlet connection pipes 122.

[0031] When the diaphragm pump 3 is installed on the detection unit 10, any one of the diaphragm pumps 3 is respectively connected to the water inlet pipe 11 and the water outlet pipe 12, and the diaphragm pump 3 transmits the liquid in the water inlet pipe 11 to the water outlet pipe 12.

[0032] The water inlet detection unit 13 includes a water inlet solenoid valve 131, a vacuum pressure sensor 132, and a first temperature sensor 133 arranged in sequence on the water inlet pipe 111. The water inlet solenoid valve 131 is arranged at one end of the water inlet pipe 111 close to the water tank 1, and controls the communication between the water inlet pipe 111 and the water tank 1. The vacuum pressure sensor 132 and the first temperature sensor 133 are respectively used to detect the vacuum negative pressure value in the water inlet pipe 111 and the liquid temperature in the water inlet pipe 111. The water inlet solenoid valve 131, vacuum pressure sensor 132, and first temperature sensor 133 are all prior art and will not be described here.

[0033] The water outlet detection unit 14 includes a pressure sensor 141, a flow transmitter 142, and a second temperature sensor 143 arranged in sequence on the water outlet pipe 121, and an electric regulating valve 144 and a pulse damper 145 arranged on the water outlet pipe 121. The pressure sensor 141, flow transmitter 142, and second temperature sensor 143 respectively collect the pressure, flow, and temperature of the transmission liquid in the water outlet pipe 121. The electric regulating valve 144 controls the opening and closing of the water outlet pipe 121, and the pulse damper 145 is a device for slowing down the liquid pulse of the water outlet pipe 121. The pressure sensor 141, flow transmitter 142, and second temperature sensor 143, the electric regulating valve 144, and the pulse damper 145 are all prior art and will not be described here.

[0034] The intelligent regulating water outlet valve 15 is connected to the calibration comparison unit 20 and the water storage tank 2, i.e. the intelligent regulating water outlet valve 15 connects the water outlet pipe 121, the calibration comparison unit 20, and the water storage tank 2 together. In use, the liquid outlet position of the intelligent regulating water outlet valve 15 is adjusted to discharge liquid into the calibration comparison unit 20 or the water storage tank 2. The intelligent regulating water outlet valve 15 is a two-position three-way valve, and the two-position three-way solenoid valve is controlled by double coils. One coil is instantaneously powered on and then the power is turned off, and the valve is opened. The other coil is instantaneously powered on and then the power is turned off, and the valve is closed. The intelligent regulating water outlet valve 15 is prior art and will not be described here.

[0035] When the diaphragm pump is not detected, the intelligent regulating water outlet valve 15 communicates the water storage tank 2 and blocks the calibration liquid storage device 21, i.e. during the process of not being detected, the diaphragm pump discharges liquid into the water storage tank 2 through the water outlet pipe 121. In this process, the gas in the water outlet pipe 121 and the air in the water outlet detection unit 14 are also discharged into the water storage tank 2, thereby ensuring the accuracy of the data obtained during the subsequent detection process of the diaphragm pump.

[0036] When the diaphragm pump detection is started, the intelligent regulating outlet valve 15 connects the calibration comparison unit 20 and blocks the water storage tank 2, and the outlet pipe 121 flows into the calibration water tank 21. The gravity sensor in the calibration water tank 21 can detect the weight of the liquid in the calibration water tank 21, and the density of the liquid provided by the user before the diaphragm pump is detected, so as to obtain the volume of the liquid, and the volume of the liquid can be compared and calibrated with the volume detected by the outlet detection part 14 to ensure the accuracy of the detection data.

[0037] The calibration comparison unit 20 comprises a calibration water tank 21 and a gravity sensor (not shown in the figure) arranged in the calibration water tank 21. When the calibration water tank 21 is filled with liquid, the gravity sensor can measure the weight of the liquid filled in the calibration water tank 21. The gravity sensor is a prior art, which is not described here.

[0038] The digital data overall analysis system (not shown in the figure) is composed of a computer, data acquisition and analysis software, one-key control program, and curve drawing software. The digital data overall analysis system is used for collecting data of the inlet detection part 13, the outlet detection part 14, and the calibration comparison unit 20, so as to draw a performance curve of the product.

[0039] The gas source supply system 30 comprises at least one pneumatic triplex 31 and a pump input pipe 32 arranged on the pneumatic triplex 31. The pneumatic triplex 31 is a device in which an air filter, a pressure reducing valve, and an oil atomizer are assembled together, which is called a pneumatic triplex, and is used for purifying and filtering the air source of a pneumatic instrument and reducing the pressure to supply a rated air source pressure to the instrument, which is equivalent to the function of a power transformer in an electric circuit. The pump input pipe 32 is used for connecting the diaphragm pump 3 and supplying air to the diaphragm pump. The pneumatic triplex 31 and the pump input pipe 32 are prior arts, which are not described here.

[0040] The air consumption detection system 40 comprises an air exhaust pipeline 41 connected to the diaphragm pump 3, an air buffer tank 42 connected to one end of the air exhaust pipeline 41, and a gas flow meter 43 and a discharge muffler 44 arranged in sequence on the air buffer tank 42. The air exhaust pipeline 41 leads the air exhausted from the diaphragm pump 3 into the air buffer tank 42, and the gas flow meter 43 is used to measure the compressed air consumption of the air buffer tank 42 per unit time. The air exhaust pipeline 41, the air buffer tank 42, the gas flow meter 43 and the discharge muffler 44 are prior art and will not be described here.

[0041] The air source supply system 30 and the air consumption detection system 40 are used to control the air intake and exhaust of the diaphragm pump 3. When the diaphragm pump 3 is a pneumatic diaphragm pump, the pump input pipe 32 in the air source supply system 30 is connected to the pneumatic diaphragm pump.

[0042] The intelligent control electrical system is composed of a control cabinet, a frequency converter, a single-chip microcomputer intelligent logic program and electrical components. The intelligent control electrical system is used to control the switches of each mechanism of the detection unit 10 and the calibration comparison unit 20, so as to realize the detection of the diaphragm pump intelligent performance test equipment. The intelligent control electrical system is prior art and will not be described here.

[0043] As shown in Figure 2 The flow chart of the diaphragm pump intelligent performance test equipment detection method provided by the present application, which comprises the following steps:

[0044] Step S100: providing a diaphragm pump intelligent performance test equipment;

[0045] Step S110: providing at least one diaphragm pump to be detected, and installing the diaphragm pump to be detected on the detection unit in the diaphragm pump intelligent performance test equipment, and connecting the diaphragm pump to the water inlet connection pipe 112 and the water outlet connection pipe 122;

[0046] Step S120: closing the water inlet control valve 113 in the water inlet part 11, opening the diaphragm pump 3 to be detected, testing the vacuum negative pressure value generated in the water inlet pipe 111 by the water inlet detection part 13, and collecting data and recording in the digital data unified analysis system;

[0047] Step S130: opening the water inlet control valve 113 in the water inlet part 11, and only opening the water inlet control valve 113 and the water outlet control valve 123 connected to the diaphragm pump 3 to be detected, and intelligently adjusting the water outlet valve 15 to communicate with the water storage tank 2, starting the diaphragm pump 3 to be detected, and exhausting the air in the water outlet pipe 121 and the water outlet detection part 14;

[0048] Step S140: when the test mode is started, the intelligent adjusting outlet valve 15 is connected to the calibration liquid storage device;

[0049] Step S150: the outlet water detection unit 14 collects the temperature, flow rate and pressure parameter data of the conveying medium and records them in the digital data overall analysis system;

[0050] Step S160: the gas consumption detection system 40 collects the compressed air consumption of the gas source per unit time and records it in the digital data overall analysis system;

[0051] Step S170: the digital data overall analysis system draws a test performance curve of the diaphragm pump by collecting and analyzing the data.

[0052] In step S110, the diaphragm pump 3 to be detected is any one of a pneumatic diaphragm pump and an electric diaphragm pump. When the diaphragm pump to be detected is a pneumatic diaphragm pump, the gas source supply system 30 adjusts the input pressure of the gas source, and a gas pipe is installed and connected to the gas source inlet of the diaphragm pump to be detected.

[0053] Compared with the prior art, the diaphragm pump intelligent performance test equipment provided by the application installs the diaphragm pump to be detected in the detection unit 10, the water inlet part 11 and the water outlet part 12 provide water inlet and water outlet for the diaphragm pump, the water inlet detection part 13 and the water outlet detection part 14 respectively detect the collection and transportation liquid temperature, flow, pressure parameter data of the water inlet part 11 and the water outlet part 12, and record them in the digital data overall analysis system, and the calibration comparison unit 20 calibrates the data obtained by the water outlet detection part 14 to ensure the accuracy of the detected data. The diaphragm pump intelligent performance test equipment detection method provides at least one diaphragm pump to be detected, installs the diaphragm pump in the detection unit in the diaphragm pump intelligent performance test equipment, connects the water inlet connecting pipe 112 and the water outlet connecting pipe 122 of the diaphragm pump, closes the water inlet control valve 113 in the water inlet part 11, opens the diaphragm pump 3 to be detected, the water inlet detection part 13 tests the vacuum negative pressure value generated in the water inlet pipe 111, and collects data and records them in the digital data overall analysis system, opens the water inlet control valve 113 in the water inlet part 11, and only opens the water inlet control valve 113 and the water outlet control valve 123 connected with the diaphragm pump 3 to be detected, and intelligently adjusts the water outlet valve 15 to communicate with the water storage tank 2, starts the diaphragm pump 3 to be detected, discharges the air in the water outlet pipe 121 and the water outlet detection part 14, opens the test mode, the intelligent adjustment water outlet valve 15 communicates with the calibration liquid storage device, the water outlet detection part 14 collects the transportation medium temperature, flow, pressure parameter data and records them in the digital data overall analysis system, the gas consumption detection system 40 collects the compressed air consumption amount in a unit time, and records them in the digital data overall analysis system, the digital data overall analysis system calculates and analyzes the collected data, and draws a test performance curve of the diaphragm pump. It can be seen that the diaphragm pump intelligent performance test equipment and the detection method thereof are simple to operate, improve the detection efficiency, and improve the accuracy of the detection structure.

[0054] The above is only a preferred embodiment of the application, and is not used to limit the protection scope of the application, any modification, equivalent replacement or improvement within the spirit of the application is covered in the claim scope of the application.

Claims

1. A diaphragm pump intelligent performance test device, comprising a water inlet tank and a water storage tank, characterized in that: The diaphragm pump intelligent performance testing device comprises at least one detection unit arranged between the water inlet tank and the water storage tank and used for detecting the air-driven diaphragm pump, a calibration comparison unit connected to one side of the detection unit, a digital data overall analysis system connected to the detection unit and the calibration comparison unit, and a gas source gas supply system and a gas consumption detection system used for connecting the diaphragm pump. Each detection unit comprises a water inlet part connected to the water inlet tank, a water outlet part connected to the water storage tank, a water inlet detection part arranged on the water inlet part, and a water outlet detection part arranged on the water outlet part, and an intelligent adjustment water outlet valve arranged at one end of the water outlet part. The water inlet pipe comprises a water inlet pipe, a plurality of water inlet connecting pipes arranged on the water inlet pipe, and a plurality of water inlet control valves arranged on the water inlet connecting pipes respectively. The water outlet part comprises a water outlet pipe, a plurality of water outlet connecting pipes arranged on the water outlet pipe, and a plurality of water outlet control valves arranged on the water outlet connecting pipes respectively. The water inlet detection part comprises a water inlet electromagnetic valve, a vacuum pressure sensor, and a first temperature sensor arranged on the water inlet pipe in sequence. The water outlet detection part comprises a pressure sensor, a flow transmitter, and a second temperature sensor arranged on the water outlet pipe in sequence. The calibration liquid storage device comprises a calibration water tank and a gravity sensor arranged in the calibration water tank. The intelligent adjustment water outlet valve is connected to the water storage tank and the calibration comparison unit respectively. When the diaphragm pump is detected, the water outlet connecting valve is connected to the calibration liquid storage device and blocks the water storage tank. When the diaphragm pump is not detected, the water outlet connecting valve is connected to the water storage tank and blocks the calibration liquid storage device.

2. The diaphragm pump intelligent performance test device of claim 1, wherein: The intelligent adjustment water outlet valve is a two-position three-way valve.

3. The diaphragm pump intelligent performance test device of claim 1, wherein: The water outlet detection part further comprises an electric adjustment valve and a pulse damper arranged on the water outlet pipe.

4. The diaphragm pump intelligent performance test apparatus of claim 1, wherein: The diaphragm pump intelligent performance testing device further comprises an intelligent control electrical system connected to the digital data overall analysis system.

5. The diaphragm pump intelligent performance test apparatus of claim 1, wherein: The gas consumption detection system comprises an exhaust pipe connected to the diaphragm pump, a gas buffer tank connected to one end of the exhaust pipe, and a gas flow meter and a discharge muffler arranged on the gas buffer tank in sequence.

6. The diaphragm pump intelligent performance test apparatus of claim 1, wherein: The gas source gas supply system comprises at least one air-driven triplex, and a pump input pipe arranged on the air-driven triplex.

7. A method of detecting a diaphragm pump intelligent performance test device, characterized in that, The method comprises the following steps: Step S100: providing a diaphragm pump intelligent performance testing device according to any one of claims 1 to 6; Step S110: providing at least one diaphragm pump to be detected, and installing the diaphragm pump on the detection unit of the diaphragm pump intelligent performance testing device. The diaphragm pump is connected to the water inlet connecting pipe and the water outlet connecting pipe; Step S120: closing the water inlet control valve in the water inlet part, starting the diaphragm pump to be detected, testing the vacuum negative pressure value generated in the water inlet pipe by the water inlet detection part, and collecting data into the digital data overall analysis system; Step S130: open the water inlet control valve in the water inlet part, and only open the water inlet control valve connected with the to-be-tested diaphragm pump and the water outlet control valve, and the intelligent adjusting water outlet valve is communicated with the water storage tank, the to-be-tested diaphragm pump is started, and the air in the water outlet pipe and the water outlet detection part is discharged; Step S140: when the test mode is opened, the intelligent adjusting water outlet valve is communicated with the calibration liquid storage device; Step S150: the water outlet detection part collects the temperature, flow and pressure parameter data of the conveying medium and records them into the digital data overall analysis system; Step S160: the gas consumption detection system collects the compressed air consumption of the gas source per unit time and records it into the digital data overall analysis system; Step S170: the digital data overall analysis system draws a test performance curve of the diaphragm pump through the collected data calculation and analysis.

8. The diaphragm pump intelligent performance test apparatus of claim 1, wherein: In step S110, the to-be-tested diaphragm pump is any one of a pneumatic diaphragm pump and an electric diaphragm pump, when the to-be-tested diaphragm pump is the pneumatic diaphragm pump, the gas source supply system adjusts the input pressure of the gas source, and the gas pipe is installed and connected to the gas source inlet of the measured diaphragm pump.

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