Variable-frequency permanent magnet water pump controller

Abstract

The utility model provides a variable-frequency permanent magnet water pump controller, and belongs to the field of water pumps. The problems that in the using process of a water pump, a controller often needs to send instructions to the water pump so as to achieve the purpose of controlling the water pump, a common water pump can continuously operate according to the set rotating speed during operation, the rotating speed cannot be automatically adjusted according to the using condition, and electric power resources are greatly wasted are solved. The water pump comprises a water pump body, a controller used for controlling the water pump and a control system, and is characterized in that a control box used for being fixedly installed and protecting the controller is arranged outside the controller, and a baffle used for blocking rainwater is arranged above the control box. A plurality of heat dissipation holes are formed in the edge of the baffle, an air outlet hole communicated with the baffle is formed in the control box, and a fan used for accelerating heat dissipation is arranged at the bottom end of the air outlet hole.

Description

Technical Field

[0001] The utility model belongs to the field of water pumps, and in particular relates to a variable frequency permanent magnet water pump controller. Background Art

[0002] During use, a water pump often requires a controller to send instructions to it in order to control the water pump. Ordinary water pumps will continue to run according to the set speed during operation and cannot adjust the speed according to the usage conditions, which greatly wastes electricity resources. Summary of the Invention

[0003] The purpose of the utility model is to provide a variable frequency permanent magnet water pump controller in order to solve the above problems in the prior art.

[0004] The purpose of the utility model can be achieved through the following technical solutions: a variable frequency permanent magnet water pump controller, comprising a water pump body, a controller for controlling the water pump, and a control system, characterized in that a control box for fixed installation and protecting the controller is provided on the outside of the controller, a baffle for blocking rainwater is provided above the control box, a plurality of heat dissipation holes are provided at the edge of the baffle, an air outlet connected to the baffle is provided in the control box, and a fan for accelerating heat dissipation is provided at one bottom end of the air outlet;

[0005] The lower end of the control box is provided with a terminal post for connecting to the water pump body, the terminal post is provided with a power plug, the inner side of the terminal post is provided with a plurality of clips for limiting, and the outer side of the power plug is provided with a slot corresponding to the clip position.

[0006] In the above-mentioned variable frequency permanent magnet water pump controller, the controller includes a button, a display screen and an adjustment knob. The button is used to control the operation of the water pump body, the adjustment knob is used to adjust the speed of the water pump body, and the display screen is used to display real-time data of the water pump body.

[0007] In the above-mentioned variable frequency permanent magnet water pump controller, the control system includes an instruction module for issuing instructions, a monitoring module for real-time monitoring of the water pump body, and a frequency conversion module for adjusting the speed of the water pump body. The monitoring module is connected to the frequency conversion module.

[0008] In the above-mentioned variable frequency permanent magnet water pump controller, the water pump body is connected to the controller via a wire, and a permanent magnet motor consisting of a stator and a rotor is arranged inside the water pump body.

[0009] Compared with the prior art, the variable-frequency permanent magnet water pump controller enables the water pump main body to have an adaptive variable-frequency function through the coordinated operation of multiple modules, is easy to operate, and is more efficient and power-saving during operation. Brief Description of the Drawings

[0010] Figure 1 is a schematic diagram of the main body of the variable-frequency permanent magnet water pump controller with a partial sectional view;

[0011] Figure 2 is a bottom view of the variable-frequency permanent magnet water pump controller.

[0012] In the figure, 1 is the water pump main body; 2 is the controller; 3 is the control box; 4 is the baffle; 5 is the heat dissipation hole; 6 is the air outlet hole; 7 is the fan; 8 is the wiring terminal; 9 is the power connection plug; 10 is the buckle; 11 is the card slot; 12 is the button; 13 is the display screen; 14 is the adjustment knob. Detailed Embodiment

[0013] The following are specific embodiments of the present invention and in combination with the accompanying drawings, the technical solutions of the present invention will be further described, but the present invention is not limited to these embodiments.

[0014] As Figure 1 、 Figure 2 shown, the variable-frequency permanent magnet water pump controller includes a water pump main body 1, a controller 2 for controlling the water pump, and a control system. A control box 3 for fixed installation and protecting the controller 2 is arranged outside the controller 2. A baffle 4 for blocking rainwater is arranged above the control box 3. A plurality of heat dissipation holes 5 are opened at the edge of the baffle 4. An air outlet hole 6 communicated with the baffle 4 is opened in the control box 3. A fan 7 for accelerating heat dissipation is arranged at one bottom end of the air outlet hole 6;

[0015] A wiring terminal 8 for connecting the water pump main body 1 is arranged at the lower end of the control box 3. A power connection plug 9 is arranged inside the wiring terminal 8. A plurality of limiting buckles 10 are arranged inside the wiring terminal 8. A card slot 11 corresponding to the position of the buckle 10 is opened outside the power connection plug 9.

[0016] Further elaborating, the controller 2 includes a button 12, a display screen 13, and an adjustment knob 14. The button 12 is used to control the operation of the water pump main body 1. The adjustment knob 14 is used to adjust the rotation speed of the water pump main body 1. The display screen 13 is used to display the real-time data of the water pump main body 1.

[0017] Further elaborating, the control system includes an instruction module for issuing instructions, a monitoring module for real-time monitoring of the water pump main body 1, and a variable-frequency module for adjusting the rotation speed of the water pump main body 1. The monitoring module is communicated with the variable-frequency module.

[0018] To elaborate further, the water pump main body 1 is connected to the controller 2 through a wire. Inside the water pump main body 1, there is a permanent magnet motor composed of a stator and a rotor.

[0019] Press the button 12 to turn on the water pump main body 1 and make it operate. During the operation of the water pump main body 1, the monitoring module monitors data such as the rotation speed and temperature of the water pump main body 1 in real time, analyzes and processes the data, and displays it on the display screen 13. According to the real-time analysis of the rotation speed of the water pump main body 1, the data is synchronized to the frequency conversion module, and the frequency conversion module controls the change of the rotation speed of the water pump main body 1 to achieve the effect of frequency conversion.

[0020] The specific embodiments described herein are merely illustrative of the spirit of the present invention. Those skilled in the art of the present invention can make various modifications or supplements to the described specific embodiments or use similar ways to substitute them, but will not deviate from the spirit of the present invention or exceed the scope defined by the appended claims.

[0021] Although terms such as the water pump main body 1, controller 2, control box 3, baffle 4, heat dissipation hole 5, air outlet hole 6, fan 7, wiring terminal 8, power plug 9, buckle 10, card slot 11, button 12, display screen 13, adjustment knob 14, etc. are used more in this article, the possibility of using other terms is not excluded. Using these terms is only to more conveniently describe and explain the essence of the present invention; interpreting them as any additional limitation is contrary to the spirit of the present invention.

Claims

1. A variable-frequency permanent magnet water pump controller, comprising a water pump main body (1), a controller (2) for controlling the water pump, and a control system, characterized in that, Outside the described controller (2), there is a control box (3) for fixed installation and protecting the controller (2). Above the control box (3), there is a baffle (4) for blocking rainwater. Several heat dissipation holes (5) are opened at the edge of the baffle (4). An air outlet hole (6) communicating with the baffle (4) is opened in the control box (3). At one bottom end of the air outlet hole (6), there is a fan (7) for accelerating heat dissipation. At the lower end of the control box (3), there is a wiring terminal (8) for connecting the water pump main body (1). An electric plug (9) is arranged inside the wiring terminal (8). Several clamping buttons (10) for limiting are arranged inside the wiring terminal (8). A clamping groove (11) corresponding to the position of the clamping button (10) is opened on the outside of the electric plug (9).

2. The variable-frequency permanent magnet water pump controller according to claim 1, characterized in that, The controller (2) includes a button (12), a display screen (13), and an adjustment knob (14). The button (12) is used to control the operation of the water pump main body (1). The adjustment knob (14) is used to adjust the rotation speed of the water pump main body (1). The display screen (13) is used to display the real-time data of the water pump main body (1).

3. The variable-frequency permanent magnet water pump controller according to claim 1, wherein, The control system includes an instruction module for issuing instructions, a monitoring module for real-time monitoring of the water pump main body (1), and a frequency conversion module for adjusting the rotation speed of the water pump main body (1). The monitoring module is communicated with the frequency conversion module.

4. A variable-frequency permanent magnet water pump controller according to claim 1, characterized in that, The water pump main body (1) is connected to the controller (2) through a wire. Inside the water pump main body (1), there is a permanent magnet motor composed of a stator and a rotor.

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