CN220063106U

CN220063106U - Water logging water level acquisition terminal

Info

Publication number: CN220063106U
Application number: CN202321352864.0U
Authority: CN
Inventors: 崔海勇
Original assignee: Shanghai Wide Wing Communications Polytron Technologies Inc
Current assignee: Shanghai Wide Wing Communications Polytron Technologies Inc
Priority date: 2023-05-30
Filing date: 2023-05-30
Publication date: 2023-11-21
Anticipated expiration: 2033-05-30

Abstract

The utility model provides a water logging water level acquisition terminal, which is used for acquiring water logging water level information and sending the acquired water logging water level information to a cloud platform through an acquisition module, a main control module, an NB-IOT communication module and a power supply module which are integrated on a circuit board, so that acquisition and monitoring of water logging degree and water level height are assisted.

Description

Water logging water level acquisition terminal

Technical Field

The utility model relates to the technical field of data acquisition, in particular to a water logging water level acquisition terminal.

Background

At present, the urban infrastructure, especially the drainage system, has the problems of ageing design, poor drainage capacity, leakage overflow incapability of timely finding due to blockage and the like. Under the condition that the city suffers from serious storm water logging disasters, if the water logging degree or the water level height cannot be collected and monitored, corresponding measures are timely taken, and the city can suffer from huge losses.

In order to prevent huge losses of cities, at present, a water logging terminal is generally adopted to collect and monitor the water logging degree or a water level collecting terminal is adopted to collect and monitor the water level height, for example, a patent with publication number of CN204630635U provides a water level detection system for monitoring the water level; as another example, in the publication No. CN207662448U, a water logging system for monitoring water logging is provided. However, the systems of the two patents can only be applied to one monitoring environment of the water immersion level, and cannot be applied to various monitoring environments.

Disclosure of Invention

In view of the above-mentioned drawbacks of the prior art, the present utility model is to provide a water logging water level acquisition terminal, which solves the problems that in the prior art, either a water logging monitoring terminal or a water level monitoring terminal can only be applied to a corresponding monitoring environment, but can not be applied to various monitoring environments.

In order to solve the technical problem, the utility model provides a water logging water level acquisition terminal, which comprises: the system comprises an acquisition module, a main control module, an NB-IOT communication module and a power supply module which are integrated on a circuit board; the main control module is respectively connected with the acquisition module, the NB-IOT communication module and the power supply module; the power supply module is respectively connected with the acquisition module, the NB-IOT communication module and the main control module; the acquisition module is used for acquiring water logging level information and sending the water logging level information to the main control module; and the main control module is used for transmitting the received water logging level information to a cloud platform through the NB-IOT communication module.

In some embodiments of the utility model, the immersed water level acquisition terminal further comprises a housing; the circuit board is arranged inside the shell.

In some embodiments of the utility model, the acquisition module comprises: the water immersion collecting sub-module is used for collecting water immersion information and the water level collecting sub-module is used for collecting water level information; the water leaching submodule and the water level collecting submodule are respectively connected with a sensor connector arranged outside the shell; the sensor connector is connected with a water immersion sensor or a water level sensor; the water leaching sub-module and the water level collecting sub-module are connected in parallel and are respectively connected between the main control module and the sensor connector; and wherein the water extraction sub-module comprises: the water immersion interface unit is connected with the water immersion acquisition circuit unit; the water immersion acquisition circuit unit is connected with the sensor connector through the water immersion interface unit; the water level collection submodule comprises: the water level acquisition circuit unit and the water level interface unit are connected with the water level acquisition circuit unit; the water level acquisition circuit unit is connected with the sensor connector through the water level interface unit.

In some embodiments of the utility model, the NB-IOT communication module includes: the device comprises an NB communication module, an NB antenna interface unit, an SIM card connector and a serial port level conversion unit; the NB communication module is connected with the main control module through the serial port level conversion unit; the SIM card connector, the NB communication module and the NB antenna interface unit are sequentially connected in series; the NB antenna interface unit is connected with an external antenna connector arranged outside the shell.

In some embodiments of the utility model, the power module includes: lithium battery, battery interface unit, NB module power supply unit, main control module power supply unit and water level inversion power supply unit; wherein the lithium battery is connected with the battery interface unit; the battery interface unit is respectively connected with the NB module power supply unit, the main control module power supply unit and the water level inversion power supply unit; the NB module power supply unit is connected with the NB communication module and used for supplying power to the NB-IOT communication module; the main control module power supply unit is connected with the main control module and is used for supplying power to the main control module; the water level inversion power supply unit is connected with the water level acquisition circuit unit and is used for supplying power to the water level acquisition sub-module.

In some embodiments of the present utility model, the main control module is further configured to control network connection of the NB communication module and control power supply of the NB module power supply unit, the main control module power supply unit, and the water level inversion power supply unit.

In some embodiments of the present utility model, a switch key for supplying power to the main control module is disposed outside the housing, and is connected to the main control module through a switch key interface unit disposed on the circuit board.

In some embodiments of the present utility model, an LED status light for displaying a working status of the terminal is disposed outside the housing, and is connected to the main control module through an LED status light interface unit disposed on the circuit board.

In some embodiments of the utility model, the NB-IOT communication module further includes: and the NB module upgrading and debugging unit is connected with the NB communication module and used for carrying out local upgrading and debugging on the NB communication module.

In some embodiments of the present utility model, a master control upgrade debug unit connected to the master control module is disposed on the circuit board, and is used for locally upgrading and debugging the master control module.

As described above, the water logging water level acquisition terminal has the following beneficial effects: through collection module, main control module, NB-IOT communication module and the power module of integrating on the circuit board, the water logging water level information has gathered and has sent the water logging water level information of gathering to cloud platform, has assisted the collection control of water logging degree and water level height.

Drawings

Fig. 1 is a schematic view showing a structure of a water level acquisition terminal according to an embodiment of the present utility model.

Fig. 2 is a schematic diagram of an internal connection structure of a circuit board according to an embodiment of the utility model.

Fig. 3 is a schematic view of a housing structure according to an embodiment of the utility model.

Fig. 4 is a schematic diagram of a water level acquisition terminal-cloud platform application system according to an embodiment of the utility model.

Fig. 5 is a schematic diagram of a hardware structure of a terminal according to an embodiment of the utility model.

Fig. 6 is a schematic diagram of a water logging level acquisition terminal with an upgrade debugging unit according to an embodiment of the present utility model.

Description of element reference numerals

1. Circuit board

11. Acquisition module

111. Water level acquisition sub-module

1111. Water level acquisition circuit unit

1112. Water level interface unit

112. Water leaching sub-module

1121. Water logging acquisition circuit unit

1122. Water immersion interface unit

12. Main control module

121. Main control upgrading and debugging unit

13 NB-IOT communication module

131 NB communication module

132 SIM card connector

133 NB antenna interface unit

134. Serial port level conversion unit

135 NB module upgrading and debugging unit

14. Power supply module

141. Lithium battery

142. Battery interface unit

143 NB module power supply unit

144. Main control module power supply unit

145. Water level inversion power supply unit

15 LED status lamp interface unit

16. Switch key interface unit

2. Outer casing

21. External antenna connector

22 LED status lamp

23. Switch key

24. Sensor connector

Detailed Description

Further advantages and effects of the present utility model will become apparent to those skilled in the art from the disclosure of the present utility model, which is described by the following specific examples.

It should be understood that the structures, proportions, sizes, etc. shown in the drawings are for the purpose of understanding and reading the disclosure, and are not intended to limit the scope of the utility model, which is defined by the appended claims, but rather by the claims, unless otherwise indicated, and unless otherwise indicated, all changes in structure, proportions, or otherwise, used by those skilled in the art, are included in the spirit and scope of the utility model. Also, the terms such as "upper," "lower," "left," "right," "middle," and "a" and the like recited in the present specification are merely for descriptive purposes and are not intended to limit the scope of the utility model, but are intended to provide relative positional changes or modifications without materially altering the technical context in which the utility model may be practiced.

As shown in fig. 1 to 6, the present utility model provides a water logging level acquisition terminal, the terminal comprising: the acquisition module 11, the main control module 12, the NB-IOT communication module 13 and the power supply module 14 are integrated on the circuit board 1; the main control module 12 is respectively connected with the acquisition module 11, the NB-IOT communication module 13 and the power supply module 14;

the acquisition module 11 is used for acquiring water logging level information and sending the water logging level information to the main control module 12; wherein, water logging water level information for water logging water level monitoring includes: water immersion information and water level information; the water immersion information includes: a water immersion state; the water level information includes: water level height.

The NB-IOT communication module 13 is in communication connection with the cloud platform as shown in FIG. 4; the NB-IOT communication module 13 is in communication connection and interaction with the cloud platform through an MQTT protocol. The cloud platform includes: transferring Pass-Server, saas-Server, SOTA-Server; the cloud platform may store water logging level information. The cloud platform can remotely control and upgrade the terminal.

It should be noted that, communication and interaction between the NB-IOT communication module and the cloud platform, and remote control and remote upgrade of the terminal by the cloud platform are all in the prior art.

The main control module 12 receives the water logging information sent by the acquisition module 11 and sends the water logging information to a cloud platform; preferably, the main control module 12 may be an MCU chip. The MCU chip has the advantages of long-term stable data acquisition, data processing and system operation control. It should be noted that, the MCU chip refers to a micro control unit (also called a single-chip microcomputer or a single-chip microcomputer), which is to properly reduce the frequency and specification of the central processing unit, integrate the peripheral interfaces such as the memory, the counter, the USB, the a/D conversion, UART, PLC, DMA, and the like, and even the LCD driving circuit on a single chip to form a chip-level computer, and perform different combination control for different application occasions, so the MCU chip is the single-chip microcomputer chip.

It should be noted that, the main control module in the present utility model may also select other chips according to actual requirements, which is not limited in the present utility model.

Optionally, the frequency of the master control module sending the water logging level information can be set based on the actual weather environment. For example, in the case of a storm, heavy rain, or impending heavy rain, the main control module 12 may be configured to send the water logging level information to the cloud platform in real time; when the weather is clear, the main control module 12 can be set to send the water immersion level information to the cloud platform according to the set time interval; wherein the time interval may be hourly, daily or weekly. The main control module 12 may also send the water logging level information to the cloud platform according to the set sending time. For example, it may be set to send water logging level information to the cloud platform 16:00 a day.

The time interval and the transmission time may be set according to actual requirements, which is not limited by the present utility model.

The power supply module 13 is respectively connected with the main control module 12, the NB-IOT communication module 13 and the acquisition module 11, and is used for supplying power 11 to the main control module 12, the NB-IOT communication module 13 and the acquisition module.

In some embodiments of the present utility model, the water logging level acquisition terminal may further acquire information such as battery power and signal strength.

In some embodiments of the present utility model, as shown in fig. 2, 3 and 6, the immersed water level collection terminal further has a housing 2; the circuit board 1 is arranged inside the housing 2. In particular, the housing 2 has waterproof, damage-proof and tamper-proof functions. Preferably, the casing 2 has a waterproof function of IP65 class or more; the shell 2 is a metal aluminum shell subjected to anodic oxidation treatment.

The IP (Ingress Protection) grade is a grade for protecting an electrical equipment casing from intrusion of foreign matter. The IP level consists of two digits, the first digit indicating dust protection; the second number indicates water resistance, and the larger the number, the better the group length such as protection. The IP65 rating is to completely prevent foreign objects and dust from invading and prevent low pressure water spray for at least 3 minutes.

In some embodiments of the present utility model, as shown in fig. 2, 3 and 6, the acquisition module includes: the water immersion collecting sub-module is used for collecting water immersion information and the water level collecting sub-module is used for collecting water level information; the water leaching submodule and the water level collecting submodule are respectively connected with a sensor connector 24 arranged outside the shell; the sensor connector 24 is connected with a water immersion sensor or a water level sensor; wherein, the water extraction sub-module 112 and the water level extraction sub-module 111 are connected in parallel and respectively connected between the main control module 12 and the sensor connector 24; and wherein the water extraction sub-module 112 comprises: a water immersion collection circuit unit 1121 and a water immersion interface unit 1122 connected to the water immersion collection circuit unit 1121; the water logging circuit unit 1121 is connected to the sensor connector 24 through the water logging interface unit 1122; the water level acquisition sub-module 111 includes: a water level acquisition circuit unit 1111 and a water level interface unit 1112 connected to the water level acquisition circuit unit 1111; the water level acquisition circuit unit 1111 is connected to the sensor connector 24 through the water level interface unit 1112.

Specifically, the sensor connector 24 can only connect to one type of sensor at a time; the water immersion water level acquisition terminal is connected with a water immersion sensor or a water level sensor based on different monitoring purposes. When monitoring the water immersion degree is selected, the sensor connector 24 is connected with a water immersion sensor, and the water immersion sensor sequentially sends and transmits the collected water immersion information to the main control module 12 through the water immersion interface unit 1122 and the water immersion acquisition circuit unit 1121. Preferably, as shown in fig. 5, the water sensor is an external five-stage water sensor; the five-stage water immersion sensor judges the level of water immersion through five different GPIOs (General Purpose Input Output, general input and output); the water immersion collection circuit unit 1121 has functions of signal amplification and optocoupler isolation to ensure accurate identification and judgment of immersion signals. When the water level is selected to be monitored, the sensor connector 24 is connected to a water level sensor, and the water level sensor sequentially transmits collected water level information to the main control module 12 through the water level interface unit 1112 and the water level collection circuit unit 1111. Preferably, as shown in fig. 4 and fig. 5, the water level acquisition circuit 1111 performs Analog signal acquisition through an ADC (Analog-to-Digital Converter, analog/digital converter), and adds a signal amplifying and compensating circuit, thereby improving the accuracy of the acquired signal.

In some embodiments of the present utility model, as shown in fig. 2, 3 and 6, the NB-IOT communication module comprises: the NB communication module 131, the NB antenna interface unit 133, the SIM card connector 132, and the serial port level conversion unit 134; wherein, the NB communication module 131 is connected to the main control module 12 through a serial port level conversion unit 134; the serial level conversion unit 134 may match serial circuit signals of the NB communication module 131 and the main control module 12 to realize communication. The SIM card connector 132, the NB communication module 131, and the NB antenna interface unit 133 are sequentially connected in series; the NB antenna interface unit 133 is connected to an external antenna connector 21 provided outside the housing 2. The SIM card connector 132 connects to a SIM card; the external antenna connector 21 is connected with an antenna and is used for acquiring signals and networking communication; preferably, the antenna connected to the external antenna connector 21 is a 4G-LTE antenna, and is used for receiving and transmitting 4G-LTE signals. And the NB-IOT communication module is connected and communicated with the cloud platform through the SIM card and the antenna.

In some embodiments of the present utility model, the NB communication module is further provided with a storage module, configured to temporarily store water logging level information when the NB-IOT communication module fails to connect with the cloud platform, and send the temporarily stored water logging level information to the cloud platform after the NB-IOT communication module is successfully connected with the cloud platform.

In some embodiments of the present utility model, as shown in fig. 2, 3 and 6, the power supply module includes: lithium battery 141, battery interface unit 142, NB module power supply unit 143, main control module power supply unit 144, water level inversion power supply unit 145; wherein the lithium battery 141 is connected with the battery interface unit 142; the battery interface unit 142 is respectively connected with the NB module power supply unit 143, the main control module power supply unit 144 and the water level inversion power supply unit 145; the NB module power supply unit 143 is connected with the NB communication module 131 and is used for supplying power to the NB-IOT communication module; the main control module power supply unit 144 is connected with the main control module 12 and is used for supplying power to the main control module 12; the water level inversion power supply unit 145 is connected to the water level acquisition circuit unit 1111, and is configured to supply power to the water level acquisition sub-module 111.

Specifically, the lithium battery 141 includes: the lithium battery 141 can provide 2-3 years of power for the water immersion collecting terminal. The lithium battery 141 in the water immersion water level collection terminal can be replaced by a new lithium battery after the electric quantity is used up. Because the power supply requirements of the NB-IOT communication module, the main control module and the water level acquisition sub-module are different, the water immersion water level acquisition terminal provided by the utility model is provided with the NB module power supply unit 143, the main control module power supply unit 144 and the water level inversion power supply unit 145 so as to meet different power supply requirements, improve the power supply capability of a lithium battery and ensure the long-term stable operation of the water immersion water level acquisition terminal. The different power supply units satisfying the different power supply requirements will be described in detail below: when the NB-IOT communication module works, the NB module power supply unit 143 provides low voltage and high current, so that the requirement that power supply equipment is required to provide instant high current when the NB-IOT communication module works is met; when the main control module 12 works, the main control module power supply unit 144 supplies power to the main control module 12 so as to meet the requirement of long power supply of the main control module 12; the water level inversion power supply unit 1111 supplies power to the water level acquisition sub-module 111 by inversion power supply to meet the requirement that the external water level sensor has no power supply and a terminal is required to supply power thereto. For example, the power supply voltage of the lithium battery is 3.8V, and 24V voltage can be provided to the water level collecting submodule through the water level inversion power supply unit.

In some embodiments of the present utility model, the main control module is further configured to control network connection of the NB communication module and control power supply of the NB module power supply unit, the main control module power supply unit, and the water level inversion power supply unit. Specifically, the main control module is used for switching the working mode of the water logging water level acquisition terminal. When the water immersion water level acquisition terminal is switched from a full-power mode to a low-power mode, the main control module controls the NB module power supply unit and the water level inversion power supply unit to be powered off, controls the NB-IOT communication module to be powered off, and enables the main control module to enter a dormant state. When the main control module is awakened at regular time or receives external alarm information, the water immersion water level acquisition terminal is switched from a low power consumption mode to a full power mode, the main control module controls the NB module power supply unit and the water level inversion power supply unit to supply power, and the NB-IOT communication module is controlled to be connected with the cloud platform.

In some embodiments of the present utility model, as shown in fig. 2, 3 and 6, the switch button 23 for supplying power to the main control module 12 is disposed outside the housing 2, and is connected to the main control module 12 through the switch button interface unit 16 disposed on the circuit board 1. Specifically, when the immersed water level acquisition terminal is in the off state, after the switch key 23 is pressed, the main control module 12 sends a control signal to the main control module power supply unit 144, so as to control the main control module power supply unit 144 to supply power to the main control module 12, so as to start the immersed water level acquisition terminal; when the water logging level acquisition terminal is in an operation state, after the switch key 23 is pressed, the main control module 12 sends a control signal to the main control module power supply unit 144, and the main control module power supply unit 144 is controlled to stop supplying power to the main control module so as to close the water logging level acquisition terminal.

In some embodiments of the present utility model, the main control module power supply unit is provided with an ADC (Analog-to-Digital Converter) interface connected to the lithium battery, for monitoring the current power supply voltage in real time.

In some embodiments of the present utility model, as shown in fig. 2, 3 and 6, an LED status lamp 22 for displaying the working status of the terminal is disposed outside the housing 2, and is connected to the main control module 12 through an LED status lamp interface unit 15 disposed on the circuit board. For example, when the switch button 23 is pressed to start the terminal, the LED status light 22 blinks to indicate that the terminal has been started normally at this time; when data transmission is performed between the NB-IOT communication module and the cloud platform, the LED status 22 blinks to indicate that information is being transmitted at the moment. Or when the switch button 23 is pressed to start the terminal, the LED status lamp 22 turns green to indicate that the terminal is started normally at the moment; when data transmission is performed between the NB-IOT communication module and the cloud platform, the LED status light 22 turns green to indicate that information is being transmitted at the moment.

It should be noted that the state of the LED status light 22 may be set according to actual situations, which is not limited in the present utility model.

In some implementations of the utility model, as shown in FIG. 6, the NB-IOT communication module further includes: and the NB module upgrading and debugging unit 135 is connected with the NB communication module 131 and is used for locally upgrading and debugging the NB communication module 131.

In some implementations of the present utility model, as shown in fig. 6, a main control upgrade debug unit 121 connected to the main control module 12 is disposed on the circuit board 1, and is used for locally upgrading and debugging the main control module 12, and printing out debug information.

In some embodiments of the present utility model, the water immersion water level acquisition terminal has a water immersion detection or intelligent early warning function of water level detection.

In summary, according to the water logging water level acquisition terminal disclosed by the utility model, the water logging water level information is acquired through the acquisition module, the main control module, the NB-IOT communication module and the power supply module which are integrated on the circuit board, and the acquired water logging water level information is sent to the cloud platform, so that the acquisition and monitoring of the water logging degree and the water level height are assisted. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.

The above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model. Accordingly, it is intended that all equivalent modifications and variations of the utility model be covered by the claims, which are within the ordinary skill of the art, be within the spirit and scope of the present disclosure.

Claims

1. A water immersion level acquisition terminal, the terminal comprising: the system comprises an acquisition module, a main control module, an NB-IOT communication module and a power supply module which are integrated on a circuit board;

the main control module is respectively connected with the acquisition module, the NB-IOT communication module and the power supply module;

the power supply module is respectively connected with the acquisition module, the NB-IOT communication module and the main control module;

the acquisition module is used for acquiring water logging level information and sending the water logging level information to the main control module;

and the main control module is used for transmitting the received water logging level information to a cloud platform through the NB-IOT communication module.

2. The terminal of claim 1, wherein the submerged entry water level acquisition terminal further has a housing; the circuit board is arranged inside the shell.

3. The terminal of claim 2, wherein the acquisition module comprises: the water immersion collecting sub-module is used for collecting water immersion information and the water level collecting sub-module is used for collecting water level information; the water leaching submodule and the water level collecting submodule are respectively connected with a sensor connector arranged outside the shell; the sensor connector is connected with a water immersion sensor or a water level sensor;

the water leaching sub-module and the water level collecting sub-module are connected in parallel and are respectively connected between the main control module and the sensor connector;

and wherein the water extraction sub-module comprises: the water immersion interface unit is connected with the water immersion acquisition circuit unit; the water immersion acquisition circuit unit is connected with the sensor connector through the water immersion interface unit; the water level collection submodule comprises: the water level acquisition circuit unit and the water level interface unit are connected with the water level acquisition circuit unit; the water level acquisition circuit unit is connected with the sensor connector through the water level interface unit.

4. The terminal of claim 3, wherein the NB-IOT communication module comprises: the device comprises an NB communication module, an NB antenna interface unit, an SIM card connector and a serial port level conversion unit;

the NB communication module is connected with the main control module through the serial port level conversion unit; the SIM card connector, the NB communication module and the NB antenna interface unit are sequentially connected in series; the NB antenna interface unit is connected with an external antenna connector arranged outside the shell.

5. The terminal of claim 4, wherein the power module comprises: lithium battery, battery interface unit, NB module power supply unit, main control module power supply unit and water level inversion power supply unit;

wherein the lithium battery is connected with the battery interface unit; the battery interface unit is respectively connected with the NB module power supply unit, the main control module power supply unit and the water level inversion power supply unit; the NB module power supply unit is connected with the NB communication module and used for supplying power to the NB-IOT communication module; the main control module power supply unit is connected with the main control module and is used for supplying power to the main control module; the water level inversion power supply unit is connected with the water level acquisition circuit unit and is used for supplying power to the water level acquisition sub-module.

6. The terminal of claim 5, wherein the main control module is further configured to control network connection of the NB communication module and control power supply of the NB module power supply unit, the main control module power supply unit, and the water level inversion power supply unit.

7. The terminal according to claim 2, wherein a switch key for supplying power to the main control module is provided outside the housing, and is connected to the main control module by connecting a switch key interface unit provided on the circuit board.

8. The terminal according to claim 2, wherein an LED status lamp for displaying the operation status of the terminal is provided outside the housing, and is connected to the main control module by connecting to an LED status lamp interface unit provided on the circuit board.

9. The terminal of claim 4, wherein the NB-IOT communication module further comprises: and the NB module upgrading and debugging unit is connected with the NB communication module and used for carrying out local upgrading and debugging on the NB communication module.

10. The terminal of claim 1, wherein the circuit board is provided with a main control upgrade and debug unit connected with the main control module, and the main control upgrade and debug unit is used for locally upgrading and debugging the main control module.