1. Servo gate product introduction
Servo gate is a kind of automatic control equipment driven by servo motor, which is widely used in industry, agriculture, water conservancy and other fields to precisely control the flow of fluid. The equipment can realize the precise adjustment of the opening and closing position of the gate through the high precision control of the servo motor, so as to meet the needs of different working conditions. In this paper, the structural characteristics, working principle, technical parameters, application fields, installation, debugging and maintenance of servo gate are introduced in detail.
2. Structural characteristics
Main structure
Gate body: usually made of high-strength materials, such as cast iron, stainless steel, etc., with good corrosion resistance and load capacity.
Gate plate: Installed in the brake body, through the servo motor drive to achieve the opening and closing action.
Servo motor: As a power source, providing high precision torque and speed control.
Control system: including controller, sensor, etc., responsible for receiving external signals and controlling the action of the servo motor according to the preset program.
Transmission mechanism: the rotary motion of the servo motor is converted into the linear motion of the ram, the common transmission mode is the rack and pinion, screw nut and so on.
Sealing device: ensure that the gate can be effectively sealed in the closed state to prevent fluid leakage.
Feature
High precision control: The servo motor drive can realize the high precision control of the opening and closing position of the gate.
Fast response: The servo motor has the characteristics of fast response, and can complete the opening and closing of the gate in a short time.
Good stability: the servo motor has good stability performance and can operate stably in various harsh environments.
Easy integration: Servo gates can be seamlessly integrated with a variety of control systems for remote monitoring and automatic control.
3. How it works
The working principle of the servo gate is to drive the transmission mechanism through the servo motor, so that the gate moves along the predetermined track, so as to realize the opening and closing of the gate. Specifically, when the control system receives an external signal, it calculates the desired torque and speed according to a preset program, and sends instructions to the servo motor. The servo motor rotates according to the command, and transmits power to the ram through the transmission mechanism, so that the ram moves along the predetermined track. At the same time, the sensor will monitor the position and status of the ram in real time and feed the information back to the control system. The control system adjusts the output of the servo motor according to the feedback information to ensure that the ram reaches the specified position accurately.
4. Technical parameters
| Nominal diameter | depends on the specific model (e.g. DN50, DN80, etc.) |
| Nominal pressure | depends on the specific model (e.g. PN10, PN16, etc.) |
| Applicable temperature | depends on the specific model (generally -20℃~+120℃) |
| Drive mode | servo motor |
| Power supply voltage | depends on the specific model (generally AC220V or AC380V) |
| The control signal | depends on the specific model (generally 4~20mA or 0~10V) |
| Connection method | depends on the specific model (such as flange connection, thread connection, etc.) |
| Material | depends on the specific model (such as stainless steel, carbon steel, etc.) |
| The opening time | depends on the specific model (generally a few seconds to tens of seconds) |
| Shutdown time | depends on the specific model (generally a few seconds to tens of seconds) |
5. Application field
Industrial field: Used for fluid transportation and control in chemical, petroleum, pharmaceutical and other industries. In these industries, the flow rate, pressure and other parameters of the fluid need to be precisely controlled to meet the requirements of the production process. The servo gate can meet these requirements through its high precision control performance.
In agriculture: water flow control in irrigation systems. In modern agriculture, irrigation systems are becoming more and more intelligent, requiring precise control of water flow to improve irrigation efficiency and conserve water resources. Servo gates can automatically adjust the water flow according to soil moisture, crop water requirements and other factors to achieve precise irrigation.
Water conservancy field: Used for water flow control in water conservancy projects such as reservoirs and hydropower stations. In these projects, water flow needs to be precisely regulated to meet the needs of power generation, flood control and so on. Servo gate can realize remote monitoring and automatic control, improve the management efficiency and safety of water conservancy projects.
Other areas: fluid transfer and control in industries such as environmental protection and water treatment. In these areas, it is necessary to treat and discharge sewage, waste water, etc., and the servo gate can achieve precise control of the fluid flow to meet the requirements of environmental protection.
