Integrated self-sensing electric seawater ball valve

Abstract

The utility model relates to an integrated self-sensing electric seawater ball valve which comprises an electric ball valve, a valve body, an electric execution device, a monitoring module and a control system, and pressure sensors of a front cavity, a middle cavity and a rear cavity are integrated on the electric ball valve and used for monitoring pipeline pressure difference and calibrating the sealing performance of the ball valve. A vibration sensor is installed on the valve body and used for monitoring mechanical vibration when the whole valve acts, a monitoring module is arranged in the electric execution device and used for receiving flow meter signals and temperature sensor signals on a pipeline, and the electric execution device is connected with the electric ball valve and used for controlling different opening degrees of the electric ball valve and achieving pipeline flow control. According to the integrated self-sensing electric seawater ball valve, the function which can be achieved only by a set of pipeline system originally is achieved. The functions are comprehensive, the size and the weight are greatly reduced, and the application cost is reduced.

Description

Technical Field

[0001] The utility model relates to a valve device, in particular to an integrated self-sensing electric seawater ball valve. Background Technique

[0002] At present, the intelligent management of seawater pipelines mostly arranges dense sensors such as pressure, flow, and temperature on the pipelines to collect the states of each node of the pipelines for intelligent operation by a centralized control system to complete fault diagnosis and intelligent control. This construction has disadvantages such as a large number of purchased hardware, high costs, many pipeline openings, and an increase in leakage points. This project intends to develop an integrated self-sensing electric seawater ball valve, integrate sensors such as pressure sensors and temperature sensors that sense the state of the pipeline, electric actuators, and seawater ball valves, which can greatly reduce the number of pipeline accessories and the number of openings. At the same time, it can analyze the working characteristics of the valve according to the data collected on-site; use the sensor data combined with the performance characteristics of the ball valve to explore the analysis and judgment of the valve's health status, establish a valve performance diagnosis system, and then realize the preliminary intelligent management of the valve and the pipeline system where it is located. The research and development results of the project can be applied to occasions such as large-depth seawater valves, deep-sea space stations, and intelligent pipeline system valves, and have high social application value. Summary of the Invention

[0003] The utility model aims to provide an integrated self-sensing electric seawater ball valve, which is installed on a seawater pipeline, has the function of opening and closing the seawater pipeline, can monitor the temperature of the pipeline medium and the pressure at the front and rear ends of the valve, display the performance status of the valve, and provide preventive maintenance suggestions to users.

[0004] To achieve the above object, the utility model adopts the following technical scheme: An integrated self-sensing electric seawater ball valve includes an electric ball valve, a valve body, an electric actuator, a monitoring module, and a control system. Pressure sensors for the front, middle, and rear cavities are integrated on the electric ball valve to monitor the pipeline pressure difference and calibrate the sealing performance of the ball valve; a vibration sensor is installed on the valve body to monitor the mechanical vibration during the operation of the entire valve. A monitoring module is provided inside the electric actuator to receive the signal of the flowmeter and the signal of the temperature sensor on the pipeline. The electric actuator is connected to the electric ball valve to control different opening degrees of the electric ball valve and realize the control of the pipeline flow rate.

[0005] Further, the control system is connected to the electric actuator through the monitoring module to realize the constant flow control or constant pressure control of the pipeline where it is located through the local electric operation of the electric ball valve.

[0006] Further, a flowmeter and a temperature sensor are provided on the pipeline, and the current flow rate and temperature are displayed to the user through the display screen of the monitoring module.

[0007] Furthermore, the integrated self-sensing electric seawater ball valve is an electric seawater ball valve that integrates the functions of shut-off, regulation, and emergency quick closing.

[0008] Furthermore, the integrated self-sensing electric seawater ball valve is also equipped with an expert system, which is used to provide users with performance diagnosis and prediction functions based on seal failure, provide users with suggestions for preventive maintenance, and realize the full life cycle management of the valve.

[0009] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0010] (1) Through an integrated self-sensing electric seawater ball valve of the present utility model, the functions that originally required a set of pipeline systems can be achieved. It not only has comprehensive functions, but also greatly reduces the size and weight, and reduces the application cost. Its economic value and social application value are very significant.

[0011] (2) The integrated self-sensing electric seawater ball valve of the present utility model is equipped with an expert system, which can provide users with performance diagnosis and prediction functions based on seal failure, provide users with suggestions for preventive maintenance, and realize the full life cycle management of the valve. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 is the overall composition schematic diagram of the integrated self-sensing electric seawater ball valve;

[0013] Figure 2 is the integrated self-sensing electric seawater ball valve and the pipeline diagram thereof;

[0014] Figure 3 is the functional schematic diagram of the integrated self-sensing electric seawater ball valve. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0015] In order to make the objectives, technical solutions, and advantages of the present utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments.

[0016] As Figures 1 to 3 shown, an integrated self-sensing electric seawater ball valve provided by the present utility model includes an electric ball valve 1, a valve body, an electric actuator, a monitoring module 2, and a control system 7.

[0017] Pressure sensors 3 for the front, middle, and rear cavities are integrated on the electric ball valve 1 to monitor the pipeline pressure difference and calibrate the seal performance of the ball valve; a vibration sensor 4 is installed on the valve body to monitor the mechanical vibration during the operation of the entire valve. A monitoring module 2 is provided inside the electric actuator to receive the signals of a flow meter 5 and a temperature sensor 6 on the pipeline. The electric actuator is connected to the electric ball valve 1 to control different opening degrees of the electric ball valve 1 and realize the control of the pipeline flow rate.

[0018] The control system 7 is connected to the electric actuator through the monitoring module 2, and is used to realize the constant flow control or constant pressure control of the pipeline where it is located through the local electric operation of the electric ball valve 1.

[0019] A flow meter 5 and a temperature sensor 6 are provided on the seawater pipeline, and the current flow rate and temperature are displayed to the user through the display screen of the monitoring module.

[0020] The pressure sensors 3 in the front, middle, and rear cavities of the electric ball valve are used to monitor the seawater pipeline pressure.

[0021] The electric ball valve is an electric seawater ball valve that integrates the functions of a globe valve 8, a regulating valve 9, and an emergency quick closing function. It can monitor the seawater pipeline pressure and display the current flow rate (calculated value) to the user in the case where no flow meter is installed in the pipeline.

[0022] The integrated self-sensing electric seawater ball valve of the present utility model is also configured with an expert system, which can provide the user with performance diagnosis and prediction functions based on seal failure, provide suggestions for preventive maintenance to the user, and realize the full life cycle management of the valve.

[0023] The above content is only an example and illustration of the structure of the present utility model. Those skilled in the art of this technology can make various modifications or supplements to the described specific embodiments or use similar methods for substitution. As long as they do not deviate from the structure of the utility model or exceed the scope defined by this claim book, they should all fall within the protection scope of the present utility model.

Claims

1. An integrated self-sensing electric seawater ball valve, characterized in that: It includes an electric ball valve, a valve body, an electric actuator, a monitoring module, and a control system. Pressure sensors for the front, middle, and rear cavities are integrated on the electric ball valve to monitor the pipeline pressure difference and calibrate the sealing performance of the ball valve. A vibration sensor is installed on the valve body to monitor the mechanical vibration during the operation of the entire valve. A monitoring module is provided inside the electric actuator to receive the signals from the flowmeter and temperature sensor on the pipeline. The electric actuator is connected to the electric ball valve to control different opening degrees of the electric ball valve and achieve pipeline flow control.

2. The integrated self-sensing electric seawater ball valve according to claim 1, wherein: The control system is connected to the electric actuator through the monitoring module and is used to achieve constant flow control or constant pressure control of the pipeline where it is located through local electric operation of the electric ball valve.

3. The integrated self-sensing electric seawater ball valve according to claim 1, wherein: A flowmeter and a temperature sensor are provided on the pipeline, and the current flow rate and temperature are displayed to the user through the display screen of the monitoring module.

4. The integrated self-sensing electric seawater ball valve according to claim 1, characterized in that: The integrated self-sensing electric seawater ball valve is an electric seawater ball valve that integrates the functions of shut-off, regulation, and emergency quick closing.

5. The integrated self-sensing electric seawater ball valve according to claim 1, wherein: The integrated self-sensing electric seawater ball valve is also equipped with an expert system, which is used to provide the user with performance diagnosis and prediction functions based on seal failure, provide suggestions for preventive maintenance to the user, and realize the full life cycle management of the valve.

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