A single potential setting structure of a controller

Abstract

The present invention discloses a single potential setting structure of a controller in the field of controller setting technology, comprising a box body and a circuit board arranged in the box body, a control chip is arranged on the circuit board, a display screen and a potentiometer are arranged on the circuit board, the display screen and the potentiometer are electrically connected to the control chip, and the data in the controller is set by pressing and rotating the potentiometer. The present invention only needs to rotate the potentiometer to select and press the potentiometer to confirm, so as to complete the input of all setting data. The whole process is simple to operate, reduces the cost of the controller, enables the sewage discharge equipment to be used in a fool-proof manner, greatly improves the user experience, and the structure of the setter is compact and small, easy to use and carry.

Description

Technical Field

[0001] The present invention relates to the technical field of controller setting, in particular to a single potential setting structure of a controller. Background Art

[0002] With the improvement of living standards, the distribution of municipal pipelines has become increasingly dense. In municipal pipelines, various sewage, wastewater, rainwater pumping stations and other occasions require water pumps for control. In order to save labor costs, the operation of water pumps is all intelligently and automatically controlled by controllers. According to different occasions and different application environments, the control data of the controller needs to be specifically adjusted, and the adjustment process requires professional operation.

[0003] Since existing controllers are equipped with setting panels, non-professionals can also adjust the controllers arbitrarily, which creates production risks; each controller is equipped with a panel, which increases product investment; the adjustment process is complicated, which increases personnel time and cost investment; and the user experience is poor.

[0004] The above defects are worth solving. Summary of the invention

[0005] In order to overcome the deficiencies of the prior art, the present invention provides a single potential setting structure of a controller.

[0006] The technical solution of the present invention is as follows:

[0007] A single potential setting structure of a controller comprises a box body and a circuit board arranged in the box body, wherein the circuit board is provided with a control chip. The invention is characterized in that a display screen and a potentiometer are provided on the circuit board, wherein the display screen and the potentiometer are both electrically connected to the control chip, and the data in the controller is set by pressing and rotating the potentiometer.

[0008] The present invention according to the above scheme is characterized in that a display screen opening and a knob opening are provided on the upper surface of the box body, the display screen opening corresponds to the display screen, a setting knob is sleeved on the potentiometer, and the setting knob is exposed from the knob opening.

[0009] The present invention according to the above scheme is characterized in that the display screen is a 12232 dot matrix liquid crystal display module.

[0010] The present invention according to the above scheme is characterized in that a communication interface is also provided on the side of the circuit board, the communication interface is electrically connected to the control chip, the communication interface includes a USB interface, an ISP_6PIN standard interface and a J1 interface, and the circuit board is connected to the controller through the USB interface.

[0011] Furthermore, the first pin, the second pin, the ninth pin to the fourteenth pin, and the twenty-third pin to the twenty-sixth pin of the control chip are connected to the display screen.

[0012] The third pin and the fifth pin of the control chip are both connected to the first capacitor C1 and grounded, and the fourth pin and the sixth pin of the control chip are both connected to the other end of the first capacitor C1 and connected to a power source;

[0013] The seventh pin of the control chip is connected to the crystal oscillator CRY1 and the sixth capacitor C6, the other end of the crystal oscillator CRY1 is connected to the eighth pin of the control chip and the ninth capacitor C9 respectively, and the other end of the sixth capacitor C6 and the other end of the ninth capacitor C9 are both grounded;

[0014] The fifteenth to seventeenth pins and the twenty-ninth pin of the control chip are all connected to the ISP_6PIN standard interface;

[0015] The eighteenth pin of the control chip is connected to the power supply, and the eighteenth pin of the control chip is grounded after passing through the second capacitor C2;

[0016] The 20th pin of the control chip is connected to the 21st pin of the control chip through the seventh capacitor C7, and the 21st pin of the control chip is grounded;

[0017] The twenty-seventh pin, the twenty-eighth pin, and the thirty-second pin of the control chip are all connected to the potentiometer;

[0018] The 30th pin and the 31st pin of the control chip are both connected to the USB interface and the J1 interface.

[0019] Further, the first pin of the potentiometer is connected to one end of the second resistor R2, one end of the ninth resistor R9, and one end of the diode D1, the other end of the second resistor R2 is respectively connected to the thirty-second pin of the control chip and one end of the third capacitor C3, and the other end of the ninth resistor R9 is connected to the power supply;

[0020] The third pin of the potentiometer is connected to one end of the seventh resistor R7 and one end of the third resistor R3, the other end of the seventh resistor R7 is respectively connected to the twenty-eighth pin of the control chip and one end of the fourth capacitor C4, the other end of the third resistor R3 is connected to the power supply, and the other end of the third capacitor C3, the other end of the fourth capacitor C4 and the second pin of the potentiometer are all grounded;

[0021] The other end of the diode D1 is connected to the first push switch of the potentiometer, one end of the fifth resistor R5 and one end of the eighth resistor R8. The other end of the fifth resistor R5 is respectively connected to the twenty-seventh pin of the control chip and one end of the eighth capacitor C8. The other end of the eighth capacitor C8 and the second push switch of the potentiometer are both grounded. The other end of the eighth resistor R8 is connected to the power supply.

[0022] Furthermore, the first pin of the display screen is grounded;

[0023] The second pin of the display screen is connected to a power source, the third pin of the display screen is connected to the power source after passing through a sixth resistor R6, and the fourth pin to the fourteenth pin of the display screen are all connected to the control chip;

[0024] The fifteenth pin of the display screen is connected to the power supply;

[0025] The sixteenth pin of the display screen is connected to the collector of the transistor Q1 , the emitter of the transistor Q1 is grounded, and the base of the transistor Q1 is connected to the twenty-third pin of the control chip via the first resistor R1 .

[0026] Furthermore, the first pin of the J1 interface is grounded, the second pin and the third pin thereof are both connected to the control chip, and the fourth pin of the J1 interface is connected to a power supply.

[0027] Furthermore, the first pin of the USB interface is grounded, the third pin and the fourth pin thereof are both connected to the control chip, and the fifth pin of the USB interface is connected to a power source.

[0028] Furthermore, the first pin of the ISP_6PIN standard interface is connected to the sixteenth pin of the control chip, the second pin of the ISP_6PIN standard interface is connected to the power supply, the third pin of the ISP_6PIN standard interface is connected to the seventeenth pin of the control chip, the fourth pin of the ISP_6PIN standard interface is connected to the fifteenth pin of the control chip, the fifth pin of the ISP_6PIN standard interface is connected to the twenty-ninth pin of the control chip, and the sixth pin of the ISP_6PIN standard interface is grounded. The beneficial effect of the present invention according to the above scheme is that the present invention can realize the setting of all control data in the intelligent controller by only one potentiometer, and the same setter can complete the setting of multiple intelligent controllers; the whole setting process is simple to operate, while reducing the cost of the controller, so that the sewage discharge equipment can be used in a fool-proof manner, which greatly improves the user experience; the structure of the whole setter is compact and small, easy to use and carry. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1It is a schematic diagram of the structure of the present invention.

[0030] Figure 2 This is a connection circuit diagram of the control chip in the present invention.

[0031] Figure 3 It is the connection circuit diagram of the potentiometer in the present invention.

[0032] Figure 4 It is a connection circuit diagram of the display screen in the present invention.

[0033] Figure 5 It is a connection circuit diagram of the data serial port in the present invention.

[0034] Figure 6 It is the connection circuit diagram of USB in the present invention.

[0035] Figure 7 This is a connection circuit diagram of the ISP_6PIN standard interface in the present invention.

[0036] In the figure, 1. box body; 2. display screen; 3. setting knob. DETAILED DESCRIPTION

[0037] The present invention is further described below in conjunction with the accompanying drawings and embodiments:

[0038] like Figure 1 As shown, a single potential setting structure of a controller includes a box body 1 and a circuit board arranged in the box body, on which a control chip, a display screen 2 (preferably an LCD display screen) and a potentiometer are arranged. A display screen opening and a knob opening are arranged on the upper surface of the box body 1, and the display screen opening corresponds to the display screen 2. A setting knob 3 is sleeved on the potentiometer, and the setting knob 3 is exposed from the knob opening. There is only one setting knob for control on the surface of the box body 1, which makes the surface of the box body 1 more beautiful.

[0039] The side of the circuit board is also provided with a communication interface, which is exposed on the side of the box body to facilitate the connection between the setter and the controller and other devices, wherein the communication interface includes a USB interface, an ISP_6PIN standard interface and a J1 interface. In this embodiment, the circuit board is connected to the controller via the USB interface and realizes the data setting process; in other embodiments, the controller and the setter can be integrated into the box body.

[0040] like Figures 2 to 7 As shown, the display screen, potentiometer and communication interface are all electrically connected to the control chip, and the controller data is set by the control chip. In this embodiment, the model of the control chip is ATMEGA88PA-AU.

[0041] The connection lines of the control chip are:

[0042] The first pin, the second pin, the ninth pin to the fourteenth pin, and the twenty-third pin to the twenty-sixth pin of the control chip are connected to the display screen; the third pin and the fifth pin of the control chip are both connected to the first capacitor C1 and grounded, and the fourth pin and the sixth pin of the control chip are both connected to the other end of the first capacitor C1 and connected to the power supply; the seventh pin of the control chip is connected to the crystal oscillator CRY1 and the sixth capacitor C6, and the other end of the crystal oscillator CRY1 is respectively connected to the eighth pin of the control chip and the ninth capacitor C9, and the other end of the sixth capacitor C6 and the other end of the ninth capacitor C9 are both grounded; the fifteenth pin to the seventeenth pin and the twenty-ninth pin of the control chip are all connected to the ISP_6PIN standard interface; the eighteenth pin of the control chip is connected to the power supply, and the eighteenth pin of the control chip is grounded after passing through the second capacitor C2; the twentieth pin of the control chip is connected to the twenty-first pin of the control chip through the seventh capacitor C7, and the twenty-first pin of the control chip is grounded; the twenty-seventh pin, the twenty-eighth pin, and the thirty-second pin of the control chip are all connected to the potentiometer; the thirtieth pin and the thirty-first pin of the control chip are both connected to the USB interface and the J1 interface.

[0043] like Figure 2 , Figure 3 As shown, the connection line of the potentiometer is:

[0044] The first pin of the potentiometer is connected to one end of the second resistor R2, one end of the ninth resistor R9, and one end of the diode D1. The other end of the second resistor R2 is respectively connected to the thirty-second pin of the control chip and one end of the third capacitor C3, and the other end of the ninth resistor R9 is connected to the power supply; the third pin of the potentiometer is connected to one end of the seventh resistor R7 and one end of the third resistor R3, the other end of the seventh resistor R7 is respectively connected to the twenty-eighth pin of the control chip and one end of the fourth capacitor C4, the other end of the third resistor R3 is connected to the power supply, the other end of the third capacitor C3, the other end of the fourth capacitor C4 and the second pin of the potentiometer are all grounded; the other end of the diode D1 is connected to the first push switch of the potentiometer, one end of the fifth resistor R5 and one end of the eighth resistor R8, the other end of the fifth resistor R5 is respectively connected to the twenty-seventh pin of the control chip and one end of the eighth capacitor C8, the other end of the eighth capacitor C8 and the second push switch of the potentiometer are all grounded, and the other end of the eighth resistor R8 is connected to the power supply.

[0045] like Figure 2 , Figure 4 As shown, the connection line of the display screen is:

[0046] The first pin of the display screen is grounded; the second pin of the display screen is connected to the power supply, the third pin of the display screen is connected to the power supply after passing through the sixth resistor R6, the fourth pin to the fourteenth pin of the display screen are all connected to the control chip; the fifteenth pin of the display screen is connected to the power supply; the sixteenth pin of the display screen is connected to the collector of the transistor Q1, the emitter of the transistor Q1 is grounded, and the base of the transistor Q1 is connected to the twenty-third pin of the control chip through the first resistor R1.

[0047] Preferably, the display screen is a 12232 dot matrix liquid crystal display module, and the data display is more comprehensive.

[0048] like Figure 2 , Figure 5 As shown, the connection line of the J1 interface is: the first pin of the J1 interface is grounded, the second pin and the third pin thereof are both connected to the control chip, and the fourth pin of the J1 interface is connected to the power supply.

[0049] like Figure 2 , Figure 6 As shown, a USB opening corresponding to the USB interface is provided on the side of the box body, and the USB interface is connected to the USB port of the intelligent controller of the water pump through a data cable. The connection line of the USB interface is: the first pin of the USB interface is grounded, the third pin and the fourth pin are both connected to the control chip, and the fifth pin of the USB interface is connected to the power supply.

[0050] like Figure 2 , Figure 7 As shown, the connection line of the ISP_6PIN standard interface is: the first pin of the ISP_6PIN standard interface is connected to the sixteenth pin of the control chip, the second pin of the ISP_6PIN standard interface is connected to the power supply, the third pin of the ISP_6PIN standard interface is connected to the seventeenth pin of the control chip, the fourth pin of the ISP_6PIN standard interface is connected to the fifteenth pin of the control chip, the fifth pin of the ISP_6PIN standard interface is connected to the twenty-ninth pin of the control chip, and the sixth pin of the ISP_6PIN standard interface is grounded.

[0051] When the controller is adjusted, the USB interface is connected to the USB port of the water pump's intelligent controller through a data cable, the control items and data are displayed on the display screen, and the control data (start-up time, running time, rated current and other control information) are adjusted through the potentiometer and input into the control chip of the adjuster; after the control data is processed by the control chip, it is transmitted to the water pump's intelligent controller through the USB interface and data cable and stored; after the adjuster is separated from the intelligent controller, the intelligent controller can independently control the water pump equipment according to the stored control data.

[0052] In the process of realizing the setting of the present invention:

[0053] Rotate the setting knob clockwise to enter the next setting data interface, and rotate the setting knob counterclockwise to display the previous interface. Rotate the setting knob until the corresponding setting parameter appears on the LCD screen. Press the setting knob and the setting value previously stored in the controller begins to flash. Modify the data by rotating the setting knob clockwise or counterclockwise. If the desired value appears, press the setting knob again to confirm the set value and return to the display interface. Make sure that the setting value no longer flashes and is saved in the controller. Rotate the setting knob clockwise or counterclockwise to adjust the next data that needs to be adjusted until all the data that needs to be adjusted are adjusted.

[0054] The present invention only needs to rotate the potentiometer to select and press the potentiometer to confirm. All data in the controller can be set through one potentiometer. The operation is simple and does not require professional personnel to operate, saving labor costs and time costs. The circuit design inside the setter is simple and the circuit layout is reasonable, which fully saves the internal circuit board space of the setter.

[0055] It should be understood that those skilled in the art can make improvements or changes based on the above description, and all these improvements and changes should fall within the scope of protection of the appended claims of the present invention.

[0056] The above is an exemplary description of the present invention in conjunction with the accompanying drawings. It is obvious that the implementation of the present invention is not limited to the above-mentioned method. As long as various improvements are made by adopting the method concept and technical solution of the present invention, or the concept and technical solution of the present invention are directly applied to other occasions without improvement, they are all within the protection scope of the present invention.

Claims

1. A single potential setting structure of a controller, comprising a box body and a circuit board arranged in the box body, wherein a control chip is arranged on the circuit board, characterized in that: The circuit board is provided with a display screen and a potentiometer, both of which are electrically connected to the control chip, and the data in the controller is adjusted by pressing and rotating the potentiometer; a communication interface is also provided on the side of the circuit board, and the communication interface is electrically connected to the control chip, and the communication interface includes a USB interface, an ISP_6PIN standard interface and a J1 interface, and the circuit board is connected to the controller through the USB interface; The first pin, the second pin, the ninth pin to the fourteenth pin, and the twenty-third pin to the twenty-sixth pin of the control chip are connected to the display screen, The third pin and the fifth pin of the control chip are both connected to the first capacitor C1 and grounded, and the fourth pin and the sixth pin of the control chip are both connected to the other end of the first capacitor C1 and connected to a power source; The seventh pin of the control chip is connected to the crystal oscillator CRY1 and the sixth capacitor C6, the other end of the crystal oscillator CRY1 is connected to the eighth pin of the control chip and the ninth capacitor C9 respectively, and the other end of the sixth capacitor C6 and the other end of the ninth capacitor C9 are both grounded; The fifteenth to seventeenth pins and the twenty-ninth pin of the control chip are all connected to the ISP_6PIN standard interface; The eighteenth pin of the control chip is connected to the power supply, and the eighteenth pin of the control chip is grounded after passing through the second capacitor C2; The 20th pin of the control chip is connected to the 21st pin of the control chip through the seventh capacitor C7, and the 21st pin of the control chip is grounded; The 27th pin, the 28th pin and the 32nd pin of the control chip are all connected to the potentiometer; the 30th pin and the 31st pin of the control chip are all connected to the USB interface and the J1 interface; The first pin of the potentiometer is connected to one end of the second resistor R2, one end of the ninth resistor R9, and one end of the diode D1, the other end of the second resistor R2 is respectively connected to the thirty-second pin of the control chip and one end of the third capacitor C3, and the other end of the ninth resistor R9 is connected to the power supply; The third pin of the potentiometer is connected to one end of the seventh resistor R7 and one end of the third resistor R3, the other end of the seventh resistor R7 is respectively connected to the twenty-eighth pin of the control chip and one end of the fourth capacitor C4, the other end of the third resistor R3 is connected to the power supply, and the other end of the third capacitor C3, the other end of the fourth capacitor C4 and the second pin of the potentiometer are all grounded; The other end of the diode D1 is connected to the first push switch of the potentiometer, one end of the fifth resistor R5 and one end of the eighth resistor R8, the other end of the fifth resistor R5 is respectively connected to the twenty-seventh pin of the control chip and one end of the eighth capacitor C8, the other end of the eighth capacitor C8 and the second push switch of the potentiometer are both grounded, and the other end of the eighth resistor R8 is connected to the power supply; The second pin of the display screen is connected to a power source, the third pin of the display screen is connected to the power source after passing through a sixth resistor R6, and the fourth pin to the fourteenth pin of the display screen are all connected to the control chip; The fifteenth pin of the display screen is connected to the power supply; The sixteenth pin of the display screen is connected to the collector of the transistor Q1, the emitter of the transistor Q1 is grounded, and the base of the transistor Q1 is connected to the twenty-third pin of the control chip via the first resistor R1; The first pin of the J1 interface is grounded, the second pin and the third pin thereof are both connected to the control chip, and the fourth pin of the J1 interface is connected to the power supply; The first pin of the USB interface is grounded, the third pin and the fourth pin are both connected to the control chip, and the fifth pin of the USB interface is connected to the power supply; The first pin of the ISP_6PIN standard interface is connected to the sixteenth pin of the control chip, the second pin of the ISP_6PIN standard interface is connected to the power supply, the third pin of the ISP_6PIN standard interface is connected to the seventeenth pin of the control chip, the fourth pin of the ISP_6PIN standard interface is connected to the fifteenth pin of the control chip, the fifth pin of the ISP_6PIN standard interface is connected to the twenty-ninth pin of the control chip, and the sixth pin of the ISP_6PIN standard interface is grounded.

2. The single potential setting structure of the controller according to claim 1 is characterized in that: The upper surface of the box body is provided with a display screen opening and a knob opening, the display screen opening corresponds to the display screen, a setting knob is sleeved on the potentiometer, and the setting knob is exposed from the knob opening.

3. The single potential setting structure of the controller according to claim 1 is characterized in that: The display screen is a 12232 dot matrix liquid crystal display module.

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