CN211373694U

CN211373694U - Beehive humiture collection system based on NB-IoT

Info

Publication number: CN211373694U
Application number: CN201922413096.5U
Authority: CN
Inventors: 黄业帅; 韩风军; 陈建华; 江舰; 许建
Original assignee: Tianyi IoT Technology Co Ltd
Current assignee: Tianyi IoT Technology Co Ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-08-28
Anticipated expiration: 2029-12-27

Abstract

The utility model discloses a beehive temperature and humidity acquisition device based on NB-IoT, which comprises a beehive and an acquisition device; the collection device comprises: the temperature and humidity acquisition device comprises a microcontroller, a power supply circuit, a JTAG (joint test action group) adjusting and measuring interface, a temperature and humidity acquisition device interface and a communication module; the JTAG regulating and measuring interface, the temperature and humidity collector interface and the communication module are all connected with the microcontroller, and the output end of the power supply circuit is connected with the input end of the microcontroller; the collecting device is arranged on the outer surface of the beehive and close to the bottom. The utility model discloses a beehive and collection system can directly gather the inside humiture data of beehive through the beehive humiture collection system based on narrowband internet of things NB-IoT, under the prerequisite of guaranteeing data security collection, can compensate current beehive humiture collection system and arrange with high costs, maintain the difficult, transmission distance is short, the terminal consumption height is high not enough, has solved the difficult problem that restriction intelligence beehive scale was used, but wide application in wireless communication and terminal technical field.

Description

Beehive humiture collection system based on NB-IoT

Technical Field

The utility model belongs to the technical field of wireless communication and terminal technology and specifically relates to a beehive humiture collection system based on NB-IoT.

Background

The beehive is the place for the breeding and the bearing of the bees in the bee-keeping process, and is the most basic bee-keeping tool. The beehive is used in the beginning of the nineteenth century in China, and the production mode of taking honey by adopting soil nests and nest destruction in the traditional beekeeping for thousands of years is finished.

After decades of development, the beehive becomes an important tool for the large-scale breeding of bees in China. The breeding and development of bees and the honey collection and production work of bees have high requirements on the surrounding environment (temperature and humidity), so that beekeepers need to pay attention to the temperature and humidity conditions in beehives frequently. Under the current mode, bee farmers mainly look over honeybee state and environment humiture through unpacking, and frequent unpacking can disturb normal work of honeybees, and then influences the quantity and quality of producing honey. Meanwhile, the workload of beekeepers is increased by frequently opening boxes and returning to the beehive yard.

Recently, the remote temperature and humidity acquisition device has started to be applied to the beehive, the wireless local area network technology (such as WIFI, ZIGBEE and the like) and the 2G cellular network technology are main communication modes, the wireless local area network technology needs local networking and performs temperature and humidity data acquisition through an intelligent gateway, the transmission distance is limited, and the 2G technology acquires and transmits temperature and humidity data through an operator base station. During the application process, the following are found: the wireless local area network technology needs to purchase and deploy gateway equipment in a bee field, so that the problems of difficult transition deployment, high equipment maintenance cost and the like of the bee field are caused. Meanwhile, the 2G cellular network technology is not applied in a large scale in actual production because the power consumption is high and the acquisition terminal needs to be frequently charged or the battery needs to be replaced.

SUMMERY OF THE UTILITY MODEL

In order to solve one of the above technical problems, the utility model aims to provide a: the beehive temperature and humidity acquisition device based on the NB-IoT is easy to deploy and maintain and wide in acquisition range.

The utility model adopts the technical proposal that:

a beehive temperature and humidity acquisition device based on NB-IoT comprises a beehive and an acquisition device; the collection device comprises: the temperature and humidity acquisition device comprises a microcontroller, a power supply circuit, a JTAG (joint test action group) adjusting and measuring interface, a temperature and humidity acquisition device interface and a communication module; the JTAG regulating and measuring interface, the temperature and humidity collector interface and the communication module are all connected with the microcontroller, and the output end of the power supply circuit is connected with the input end of the microcontroller; the collecting device is arranged on the outer surface of the beehive and close to the bottom.

Further, the microcontroller comprises a CPU processing unit, a first built-in FLASH storage unit, a synchronous/asynchronous communication interface and an input/output port; the synchronous/asynchronous communication interface is connected to the communication module; the input/output port is connected to the temperature and humidity collector interface.

Further, the microcontroller is an MSP430F133IPM microcontroller.

Further, the temperature and humidity collector interface is connected with a temperature and humidity collector; the temperature and humidity collector is an SHT10 temperature and humidity collector.

Further, the communication module comprises a remote BC95-B5 module and an Internet of things communication card; one end of the BC95-B5 module is connected with the microcontroller; the other end of the remote BC95-B5 module is connected with the Internet of things communication card.

Further, the remote BC95-B5 module comprises a radio frequency module, a power management module and a module kernel MCU, wherein the module kernel MCU comprises a second built-in FLASH storage unit and an SRAM storage unit.

Further, the communication card of the internet of things is an MFF2 industrial-grade patch card.

Further, the beehive is a ten-frame standard beehive.

Further, the beehive surface is equipped with the trompil, collection system's humiture collector terminal passes through the trompil setting is in the beehive.

The utility model has the advantages that: the utility model discloses a beehive and collection system can directly gather the inside humiture data of beehive through the beehive humiture collection system based on narrowband internet of things NB-IoT, under the prerequisite of guaranteeing data security collection, can compensate the not enough of aspects such as current beehive humiture collection system deployment cost height, maintenance work difficulty, transmission distance are short, terminal consumption height, have solved the difficult problem that restriction intelligence beehive scale was used.

Drawings

Fig. 1 is a schematic diagram of the whole structure of the NB-IoT based beehive temperature and humidity acquisition device of the present invention;

FIG. 2 is a schematic diagram of a control circuit of the NB-IoT based beehive temperature and humidity acquisition device of the present invention;

FIG. 3 is a schematic diagram of the microcontroller and its peripheral circuits of the NB-IoT based beehive temperature and humidity acquisition device of the present invention;

FIG. 4 is a schematic diagram of a power supply circuit of the NB-IoT based beehive temperature and humidity acquisition device of the present invention;

FIG. 5 is a schematic diagram of JTAG adjusting and measuring circuit connection of the NB-IoT based beehive temperature and humidity acquisition device of the present invention;

FIG. 6 is a schematic diagram of the temperature and humidity collector interface circuit of the NB-IoT based beehive temperature and humidity collector of the present invention;

FIG. 7 is a schematic circuit diagram of a remote BC95-B5 module of the NB-IoT based beehive temperature and humidity acquisition device of the present invention;

fig. 8 is the utility model discloses a circuit connection schematic diagram of thing networking communication card of beehive humiture collection system based on NB-IoT.

Detailed Description

The invention is described in further detail below with reference to the drawings and specific examples.

As shown in figure 1, the utility model mainly comprises a beehive and a collecting device. In order to install the collection circuit board to the beehive on, prevent that the collection circuit board from receiving the influence of external environmental factor such as rainwater sand and dust, the utility model discloses a according to the circuit board size, adopted a collection device shell, this shell adopts environmental protection plastics to be the raw materials, can be used to lay, fix the collection circuit board to carry out waterproof dustproof processing according to IP65 level, can effectively guarantee collection circuit board normal operating. Simultaneously in order to reduce the beehive internal wiring, the utility model discloses in also integrating the collection terminal with humiture collector, realized the integration installation, under the prerequisite of guaranteeing the normal collection of humiture data, reduce the wiring work in the beehive.

As shown in fig. 2, an acquisition circuit is disposed in the acquisition device, and the acquisition circuit is composed of an MSP430F133IPM microcontroller, a power supply circuit, a JTAG debugging interface, a temperature and humidity collector interface, a communication module, and the like.

As shown in fig. 3, the utility model discloses a microcontroller be MSP430F133IPM microcontroller U1, this microcontroller embeds functions such as 1 16 RISC CPU of bit, 16K FLASH and 512B RAM, 2 16 bit timers, 1 general synchronous/asynchronous communication interface (USART) and 48 input/output ports, possess 5 low power consumption modes, the utility model discloses in adopted three kinds of modes of connection state, standby state, dormant state, operating current is 280 mu A, 1.6 mu A and 0.1 mu A (1MHz, 2.2V) respectively. MSP430F133IPM microcontroller pin number 35 (URXD1) connected to pin 1 of resistor R15, pin number 34 (UTXD1) connected to pin 1 of resistor R16, interacting with the remote BC95-B5 module. Input/output pins 14(SHT VDD), 15(SHTDATA), and 16(SHT SCK) are respectively connected to a power supply, data, and a clock of the temperature and humidity collector. Pin number 52 (XT2OUT) and pin number 53 (XT2IN) of the microcontroller are connected to a 32.768KHz external crystal oscillator Y1, pin 1 of Y1 is grounded through a 20pF capacitor C9, and pin 2 of Y1 is grounded through a 20pF capacitor C10.

As shown in FIG. 4, the power supply circuit P1 in the control circuit is a CR2 lithium manganese battery with a battery capacity of 4000mAH and a power supply voltage of 2.0V-3.6V. The positive pole and the negative pole of the battery are connected through a connector P1, so that power supply to the whole circuit board is realized. P1 is a 1mm pitch socket of 1.0X 2. The circuit board P1 is a power supply connection connector, the positive pole of the lithium manganese battery is connected to the No. 1 pin (DVcc) and the No. 64 pin (AVcc) of the microcontroller through the connection P1.1, and the negative pole of the lithium manganese battery is connected to the No. 62 pin (AVss) and the No. 63 pin (DVss) of the microcontroller through the connection P1.2. C1 is an electrolytic capacitor of 470uF, and C2 is a ceramic capacitor of 0.1 uF. P1.1 is connected with the anodes of C1 and C2, and P1.2 is connected with the grounding ends of C1 and C2 capacitors, so that the filtering of power supply of a power supply is realized.

As shown in fig. 5, the JTAG debugging interface P2 is a 4X2 double row pin header with a 2.54mm pitch. P2.1 is connected with P1.1 to supply power to the anode. P2.2 is connected with pin 54 (TDO) of the MSP430F133IPM microcontroller, P2.3 is connected with pin 57 (TCK) of the MSP430F133IPM microcontroller, P2.4 is connected with pin 56 (TMS) of the MSP430F133IPM microcontroller, P2.5 is connected with pin 55 (TDI) of the MSP430F133IPM microcontroller, P2.6 is connected with pin 58 (RST/NMI) of the MSP430F133IPM microcontroller, and P2.7 and P2.8 are grounded.

As shown in fig. 6, a temperature and humidity collector interface P3 of the control circuit is a needle seat with a distance of 2.54 of 1X4, and a temperature and humidity collector is installed on the needle seat, in this embodiment, the temperature and humidity collector selects an SHT10 temperature and humidity collector, the temperature and humidity collector is composed of 1 capacitive polymer humidity measuring element and 1 energy gap temperature measuring element, analog-to-digital conversion is realized through a 14-bit a/D converter, and an external communication interface is composed of a 2-wire digital interface (pins SCK and DATA) and 2 power supply pins. The collector has the advantages of low power consumption, fast reaction, strong anti-interference capability and the like. A collector power supply pin (VDD) is connected with a No. 14 pin (P1.2/TA1) of the microcontroller, the power supply of the microcontroller is received, and a collector power supply pin (GND) is grounded; a serial clock input pin (SCK) is connected with a No. 16 pin (P1.4/SMCLK) of the microcontroller to realize a synchronous clock communicated with the microcontroller MCU; and a serial DATA pin (DATA) of the collector is connected with a pin No. 15 (P1.3/TA2) on the microcontroller to realize the uploading of temperature and humidity DATA.

As shown in fig. 7, the communication module circuit of the control circuit includes a remote BC95-B5 module and an industrial-grade internet of things card; the BC95-B5 module comprises a Radio Frequency (RF) part, a Power Management Unit (PMU), a peripheral interface and 4 substrates, and has 94 pins. The module core MCU is configured with 352KB FLASH and 64KB SRAM for storing programs and data. The BC95-B5 module has a single board with a bit number of U2., wherein the

pins

47, 48, 51, 52 and 54 of U2 are ground pins. 45. Pin 46 is a power input pin. C14 is 100uF electrolytic capacitor, C15 is 0.1uF ceramic capacitor, C16 is 100pF ceramic capacitor, and C17 is 22pF patch capacitor. The filter capacitor of the module consists of C14, C15, C16 and C17, the positive pole of the filter capacitor is connected with the pins 45 and 46 of the U2, and the negative pole of the filter capacitor is grounded. The communication interface of the BC95-B5 module and the microprocessor is a UART serial communication interface, R15 and R16 are chip resistors packaged by 22 ohms, a pin No. 29 (RXD) of the BC95-B5 module is connected with a pin No. 34 (P3.6/UTXD1) of the microcontroller through a resistor R16, and a pin No. 30 (TXD) of the BC95-B5 module is connected with a pin No. 35 (P3.7/URXD1) of the microcontroller through a resistor R15. No. 53 pins of the BC95-B5 module are antenna pins, and are connected with an antenna to realize the installation of an external antenna.

As shown in fig. 8, the internet of things communication card adopted by the embodiment of the present invention is an MFF2 industrial-grade patch card, the size is 5mm 6mm, and the packaging specification is QFN5 6-8. The internet of things communication card is provided with 8 pins, namely a pin 1 GND (grounding), a pin 2 NC, a pin 3I/O (DATA), a pin 4 NC, a pin 5 NC, a pin 6 CLOCK (CLOCK), a pin 7 (RESET) and a pin 8 (VCC). The bit number of the communication card of the internet of things on the circuit board is U5. U5.8 is connected with a No. 38 pin (USIM _ VDD) of a BC95-B5 module to realize power supply to the Internet of things card; u5.7 is connected with a number 39 pin (USIM _ RST) of a BC95-B5 module through a resistor R14, so that the reset operation of the communication card is realized; u5.6 is connected with a No. 41 pin (USIM _ CLK) of the BC95-B5 module through a resistor R12 to realize the clock operation of the communication card; u5.3 is connected with No. 40 pin (USIM _ DATA) of the BC95-B5 module through a resistor R13, so that the DATA interaction between the two is realized; and U5.1 is subjected to grounding treatment. C18, C19 and C21 are 33pF capacitors and are respectively connected with U5.6, U5.7 and U5.3; c20 is a 0.1uF capacitor connected to U5.8 to achieve filtering.

The utility model discloses what the beehive adopted is ten standard beehives of frame, contains parts such as case lid, vice lid, nest box and super, the bottom of the case, nest door shelves, frame, baffle and flashboard, queen partition board and constitutes, need not to carry out large-scale improvement on current beehive basis. The utility model discloses open on the hive of beehive to the perforation, install the collection terminal of integrated humiture collector, when not influencing the honeybee and breeding, realize the minimizing to the beehive and reform transform.

The process that can be implemented by this embodiment will be described in detail with reference to this embodiment:

the method comprises the steps that firstly, temperature and humidity data in a beehive are collected by a temperature and humidity collector, the collected temperature and humidity data are converted by an MCU and stored in a beehive collection terminal RAM, the MCU starts a periodic reporting timer, a preset reporting period is reached, the MCU issues an instruction to control a communication module to be connected with an optimal NB-IoT base station, the data are further transmitted to a service platform, after the data are transmitted, the communication module receives a base station response packet, the MCU controls the whole control circuit to enter a sleep mode, the power consumption of the collection terminal is close to zero at the moment, and the collected data are reported again when the next reporting period is reached.

To sum up, compared with the prior art, the utility model, have following advantage:

1. the utility model reduces the power consumption of the terminal, avoids charging or replacing batteries for many times, and prolongs the service time;

2. the utility model saves the link of deploying the local area network in the bee field, saves the cost of purchase, installation and maintenance, and increases the mobility of the intelligent beehive;

3. the utility model adds the structural components on the basis of not changing the physical structure of the original beehive, realizes the remote collection of temperature and humidity, realizes the transformation with easy installation and low cost, and is convenient for beekeepers to use;

4. the utility model discloses a long-range collection beehive humiture data has reduced the invalid number of times of unpacking of beekeeper, and the beehive management number that has improved the equal beekeeper of people has reduced simultaneously artificially the interference of unpacking to the normal work of honeybee, improves the efficiency that honeybee was bred and is developed, was made honey by adopting honey.

The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.

Claims

1. A beehive temperature and humidity acquisition device based on NB-IoT is characterized by comprising a beehive and an acquisition device;

the collection device comprises: the temperature and humidity acquisition device comprises a microcontroller, a power supply circuit, a JTAG (joint test action group) adjusting and measuring interface, a temperature and humidity acquisition device interface and a communication module;

the JTAG regulating and measuring interface, the temperature and humidity collector interface and the communication module are all connected with the microcontroller, and the output end of the power supply circuit is connected with the input end of the microcontroller;

the collecting device is arranged on the outer surface of the beehive and close to the bottom.

2. The NB-IoT based beehive temperature and humidity acquisition device of claim 1, wherein the microcontroller comprises a CPU processing unit, a first built-in FLASH storage unit, a synchronous/asynchronous communication interface, and an input/output port;

the synchronous/asynchronous communication interface is connected to the communication module; the input/output port is connected to the temperature and humidity collector interface.

3. An NB-IoT based beehive humiture acquisition device according to any of claims 1-2, wherein the microcontroller is an MSP430F133IPM microcontroller.

4. The NB-IoT based beehive temperature and humidity acquisition device according to claim 1, wherein the temperature and humidity acquisition device interface is connected with a temperature and humidity acquisition device; the temperature and humidity collector is an SHT10 temperature and humidity collector.

5. The NB-IoT based beehive temperature and humidity acquisition device according to claim 1, wherein the communication modules comprise a remote BC95-B5 module and an Internet of things communication card; one end of the BC95-B5 module is connected with the microcontroller; the other end of the remote BC95-B5 module is connected with the Internet of things communication card.

6. The NB-IoT based beehive temperature and humidity acquisition device of claim 5, wherein the remote BC95-B5 module comprises a radio frequency module, a power management module and a module kernel MCU, and the module kernel MCU comprises a second built-in FLASH storage unit and an SRAM storage unit.

7. The NB-IoT based beehive temperature and humidity acquisition device of claim 5, wherein the IOT communication card is an MFF2 industrial-level patch card.

8. The NB-IoT based beehive temperature and humidity acquisition device according to claim 1, wherein the beehive is a ten-box standard beehive.

9. The NB-IoT based beehive temperature and humidity acquisition device according to claim 1, wherein an opening is formed in an outer surface of the beehive, and a temperature and humidity collector terminal of the acquisition device is arranged in the beehive through the opening.