CN211058991U - Water pump control device - Google Patents

Abstract

The utility model provides a water pump control device, which comprises a microprocessor, a control signal output module and a switching value input module, wherein the control signal output module and the switching value input module are both connected with the microprocessor, and the control signal output module is used for outputting control signals to an external water pump; the water pump controller also comprises a wireless communication module, wherein the wireless communication module is also connected with the microprocessor, and the wireless communication module is connected with an external control terminal and used for receiving commands of the external terminal and transmitting signals of the microprocessor to the external terminal; the water pump controller can realize automatic control and remote control, and is more convenient to use.

Description

Water pump control device

Technical Field

The utility model relates to a water pump control technical field, in particular to water pump control device.

Background

The domestic occasions that water pumps are used for urban river drainage, farmland irrigation, urban domestic water drainage and the like basically adopt a local manual control mode. At present, water pump control products in the market are basically controlled by local manual operation or by adopting a 2G/4G wireless network. Along with the gradual market quitting of the 2G wireless network, the stability of the 2G wireless network in partial areas is worse and worse, and a water pump control system is extremely unstable, so that the sewage controller cannot realize automatic control and wireless remote control. Based on this, a water pump control device capable of realizing automatic control and wireless remote control is needed.

SUMMERY OF THE UTILITY MODEL

Based on this, it is necessary to provide a water pump control device capable of realizing automatic control and wireless remote control.

The embodiment of the utility model provides a water pump control device, including microprocessor, control signal output module and power module all are connected with microprocessor, control signal output module is used for the water pump output control signal of outside; the water pump controller also comprises a wireless communication module, wherein the wireless communication module is also connected with the microprocessor, and the wireless communication module is connected with an external control terminal and used for receiving commands of the external terminal and transmitting signals of the microprocessor to the external terminal.

Preferably, the system further comprises a wireless L ORA module, wherein the wireless L ORA module is connected with the microprocessor and is used for expanding the information acquisition module.

Preferably, the water level controller further comprises a switching value input module, wherein the switching value input module is connected with the microprocessor and is used for being externally connected with a water level information acquisition module and/or a humidity information acquisition module.

Preferably, a lightning protection module, a first level shift circuit and an interference isolation circuit are further connected between the switching value input module and the microprocessor.

Preferably, the system further comprises a real-time clock, wherein the real-time clock is connected with the microprocessor and used for calibrating time.

Preferably, the wireless communication module further comprises an offline storage module, wherein the offline storage module is also connected with the microprocessor and is used for storing information when the wireless communication module is disconnected.

Preferably, the control signal output module comprises a multi-relay output module.

Preferably, a first level conversion chip is arranged between the microprocessor and the multi-path relay output module, an input end of the first level conversion signal is connected with the microprocessor, and an output end of the first level conversion signal is connected with the multi-path relay output module.

Preferably, the wireless communication module is a wireless NB-IOT module.

Preferably, the system further comprises a backup battery module, wherein the backup battery module is used for supplying power to the microprocessor under the condition of power failure; and/or the presence of a gas in the gas,

the microprocessor also includes a serial debug interface for printing debug information of the product and for firmware upgrade of the device.

The utility model discloses a set up wireless communication module, control signal output module and microprocessor, wireless communication module is used for receiving the instruction and signals, microprocessor is used for handling data and sends the order to control signal output module according to the procedure of setting for, control signal output module is connected with outside water pump for the state of control water pump realizes automatic control through microprocessor, and realizes the wireless remote control function through the terminal of wireless communication module connection outside.

Drawings

The foregoing and other objects, features and advantages of the invention will be apparent from the following more particular description of preferred embodiments of the invention, as illustrated in the accompanying drawings. Like reference numerals refer to like parts throughout the drawings, and the drawings are not intended to be drawn to scale in actual dimensions, emphasis instead being placed upon illustrating the principles of the invention.

Fig. 1 is a block diagram of a water pump controller according to a preferred embodiment of the present invention;

fig. 2 is a circuit diagram of a microprocessor of the water pump controller according to the preferred embodiment of the present invention;

fig. 3 is a circuit diagram of a switching value input module of a water pump controller according to a preferred embodiment of the present invention;

fig. 4 is a circuit diagram of an interference isolation circuit of the water pump controller according to the preferred embodiment of the present invention;

fig. 5 is a circuit diagram of a wireless NB-IOT module of the water pump controller according to the preferred embodiment of the present invention;

fig. 6 is a circuit diagram of a relay output module of the water pump controller according to the preferred embodiment of the present invention;

fig. 7 is a circuit diagram of a relay wireless loar module of the water pump controller according to the preferred embodiment of the present invention.

Detailed Description

To facilitate an understanding of the present invention, the present invention will now be described more fully with reference to the accompanying drawings.

It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element and be integral therewith, or intervening elements may also be present. The terms "mounted," "one end," "the other end," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1-7, the embodiment of the utility model provides a water pump control device, including microprocessor, control signal output module and power module, microprocessor is used for handling information, and control signal output module is used for sending away microprocessor's the order conveying, and power module is used for supplying power for this water pump control device. The control signal output module and the power supply module are connected with the microprocessor, and the control signal output module is used for outputting control signals to an external water pump. The water pump controller also comprises a wireless communication module, the wireless communication module is also connected with the microprocessor, and the wireless communication module is connected with an external control terminal and used for receiving commands of the external terminal and transmitting signals of the microprocessor to the external terminal.

In this embodiment, the microprocessor is a SAM L21J type processor, the control signal output module may be a 6-way relay output module, the 6-way relay output module is connected to a GPIO output interface of the microprocessor, and the 6-way relay output module is U L N2003.

In the preferred embodiment, the water level measuring device further comprises a wireless L ORA module, wherein the wireless L ORA module is connected with the microprocessor and used for expanding the information acquisition module, and the wireless L ORA module can be connected with the water level measuring module, the temperature and humidity measuring module, the pH value measuring module and the like in an expanding mode.

The wireless L ORA module is connected to the USART interface on the microprocessor, and the large circuit diagram of the wireless L ORA module is shown in fig. 7.

In a preferred embodiment, the water level control system further comprises a switching value input module, wherein the switching value input interface is connected with the microprocessor and is used for being externally connected with the water level information acquisition module and/or the humidity information acquisition module and providing basic information for automatic control for the microprocessor, and the microprocessor sends a command to an external water pump according to the acquired water level data and/or the humidity data and by combining a pre-programmed program.

In a preferred embodiment, a lightning protection module, a first level conversion circuit and an interference isolation circuit are further connected between the switching value input module and the microprocessor. The lightning protection module and the interference isolation circuit play a role in protecting the microprocessor, and the stability of the microprocessor is improved. The first level conversion circuit plays a role in signal conversion and converts the acquired signals into electric signals which can be recognized by the microprocessor. The circuit diagram of the interference isolation circuit is shown in fig. 4.

In a preferred embodiment, the system further comprises a real-time clock, and the real-time clock is connected with the microprocessor and used for calibrating time. The model of the real-time clock is DS1302, the real-time clock prevents clock information of the equipment from being lost, and the real-time clock also supports a wireless network to perform a timing synchronization function.

In a preferred embodiment, the wireless communication module further comprises an offline storage module, wherein the offline storage module is also connected with the microprocessor, and is used for storing information when the wireless communication module is disconnected, and the offline storage module ensures that data cannot be lost. The model of the offline storage module is ESP 32-WROVER-B.

In a preferred embodiment, the control signal output module includes a multi-path relay output module, and specifically, the control signal output module includes a six-path relay output module or an eight-path relay output module, and more water pumps can be connected thereto.

In a preferred embodiment, a first level conversion module is arranged between the microprocessor and the multi-way relay output module, an input end of a first level conversion signal is connected with the microprocessor, and an output end of the first level conversion signal is connected with the multi-way relay output module. The first level conversion module is EMR-EAI08-V and is used for converting the electric signal sent by the microprocessor into a driving signal capable of controlling the multi-way relay.

In a preferred embodiment, the wireless communication module is a wireless NB-IOT module, and the wireless NB-IOT module realizes cloud communication between the microprocessor and the terminal control device. In the present embodiment, a circuit diagram of the wireless NB-IOT module is shown in fig. 5.

In the preferred embodiment, the power module is an A/D conversion reference power module for converting municipal AC power to DC power, of the type 6DD 1660-OBFO.

In a preferred embodiment, the water pump control device further comprises a backup battery module, and the backup battery module is used for supplying power to the microprocessor under the condition of power failure so as to ensure the stability of the water pump control device. The microprocessor also includes a serial debug interface for debugging information of the printed product and for firmware upgrade of the device. The utility model discloses a water pump control device is applicable to occasions such as city river drainage, field irrigation, city domestic water blowdown.

The utility model can remotely control the start and stop of the water pump by the NB-IOT wireless technology; meanwhile, a water level sensor or a humidity sensor and the like are connected to the switching value input port, and the starting and stopping of the water pump can be automatically controlled when the equipment is disconnected from the platform. The utility model discloses still in having multichannel reserve control circuit, ensure that equipment has multichannel reserve control circuit under the condition that control is not feasible all the way to provide the stability of equipment greatly.

The utility model discloses a set up wireless communication module, control signal output module and microprocessor, wireless communication module is used for receiving the instruction and signals, and microprocessor is used for handling data and sends the order to control signal output module according to the procedure of setting for, and control signal output module is connected with outside water pump for control water pump's state.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express the specific embodiments of the utility model, and the description thereof is specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. A water pump control device is characterized by comprising a microprocessor, a control signal output module and a power supply module, wherein the control signal output module and the power supply module are both connected with the microprocessor, and the control signal output module is used for outputting control signals to an external water pump; the water pump controller also comprises a wireless communication module, wherein the wireless communication module is also connected with the microprocessor, and the wireless communication module is connected with an external control terminal and used for receiving commands of the external terminal and transmitting signals of the microprocessor to the external terminal.

2. The water pump control device as claimed in claim 1, further comprising a wireless L ORA module, said wireless L ORA module being connected to said microprocessor for extending the information acquisition module.

3. The water pump control device of claim 1, further comprising a switching value input module, wherein the switching value input module is connected with the microprocessor and is used for being externally connected with the water level information acquisition module and/or the humidity information acquisition module.

4. The water pump control device as claimed in claim 3, wherein a lightning protection module, a first level shift and an interference isolation circuit are further connected between the switching value input module and the microprocessor.

5. The water pump control device as recited in claim 1, further comprising a real time clock, said real time clock being coupled to said microprocessor for time calibration.

6. The pump control device of claim 1, further comprising an offline storage module, said offline storage module also being coupled to said microprocessor, said offline storage module being configured to store information when said wireless communication module is disconnected.

7. The water pump control device of claim 1, wherein the control signal output module comprises a multiplexed relay output module.

8. The water pump control device as claimed in claim 7, wherein a first level shift chip is disposed between the microprocessor and the multi-way relay output module, an input end of the first level shift signal is connected to the microprocessor, and an output end of the first level shift signal is connected to the multi-way relay output module.

9. The water pump control device of claim 1, wherein the wireless communication module is a wireless NB-IOT module.

10. The water pump control device of claim 1, further comprising a backup battery module for powering the microprocessor in the event of a power outage; and/or the presence of a gas in the gas,

the microprocessor also includes a serial debug interface for printing debug information of the product and for firmware upgrade of the device.

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