CN205403857U - Environment monitoring instrument - Google Patents

Abstract

The utility model discloses an environmental monitor, which comprises a base, a power supply, a circuit board, a cover, a device joint, a network joint, a sensor joint, a power supply joint, a signal antenna, an information module, an indicator light and a processor, a power supply, an information module and The circuit board is fixed on the base through the cooperation of the screw and the threaded hole, the cover is fixed on the folding edge through the cooperation of the screw and the through hole on the folding edge, and the signal antenna, network connector, equipment connector, sensor connector and power connector are placed On the base, the signal antenna is connected to the information module through wires, the network connector, the device connector and the sensor connector are connected to the circuit board, and the indicator light is connected to the circuit board. The utility model is characterized in that it is equipped with an information module, which can realize unmanned supervision, independent installation of the module, ability to customize functions, save cost, and reduce waste of resources.

Description

an environmental monitor

technical field

The utility model relates to the field of environmental monitoring, in particular to an environmental monitoring instrument.

Background technique

With the advancement of science and technology and the improvement of environmental protection science and technology, the demand for environmental testing in daily life and work is increasing, so as to provide assistance for industrial and agricultural production and daily life.

The various functions of the existing environmental monitoring instrument are connected into one body, and all parts are closely combined with various functions. However, users do not need so many functions when using them in different occasions. The redundant functions are left idle, resulting in waste of resources. Environmental monitors can increase production costs. The environmental monitor needs to be supervised when it is working, which requires a certain labor cost.

Utility model content

Aiming at the deficiencies of the existing technology, the purpose of this utility model is to provide an environmental monitoring instrument, which does not require human supervision during operation, can send a notification after an abnormal situation occurs, and can customize functions according to the needs of customers.

In order to achieve the above purpose, the utility model provides the following technical solutions: an environmental monitoring instrument, characterized in that it includes a base, a power supply, a circuit board, a cover, a device connector, a network connector, a sensor connector, a power connector, a signal antenna, an indicator Light and information module, the base is a cuboid thin-walled structure, a vertical column is arranged on the bottom surface, and an axially downward threaded hole is opened on the top of the column, and the power supply and the circuit board pass through the screw and the threaded hole The cooperation is fixed on the base, and the side of the base is provided with through holes corresponding to the equipment connector, network connector, sensor connector, indicator light, power connector and signal antenna one by one, and the device connector, network connector, sensor Connectors, indicator lights, power connectors and signal antennas are fixed on the base through through holes, the device connectors, network connectors, signal antennas, indicator lights and sensor connectors are connected to the circuit board, and the power supply is arranged One side of the circuit board is connected to the circuit board through wires, the power connector is connected to the power supply through wires, and a socket is opened on the circuit board, and the information module is placed in the socket and connected to the circuit board through wires. On the circuit board, the information module includes a SPIDEX3238 chip, a signal conversion chip and a SIM card slot. Both the SPIDEX3238 chip and the signal conversion chip have an input port and an output port. The SPIDEX3238 chip is coupled with a capacitor, and the input of the SPIDEX3238 chip The port is coupled to the circuit board, the signal conversion chip is coupled with a resistor, the input port of the signal conversion chip is coupled to the output port of the SPIDEX3238 chip, and the SIM card slot interface has a power port, a ground port, a clock port, and a reset port. and the data port, the power port, the ground port, the clock port, the reset port and the data port are coupled to the corresponding pins on the SIM card, wherein the power port is coupled with a capacitor and then coupled to the ground port, and the data port is coupled with A capacitor is coupled to the grounding port. An inwardly folded edge is provided above the side of the base, and a fixing hole is opened on the edge, and the cover is installed on the Fold edge up.

As a further improvement of the utility model, ventilation holes are opened on the two sides of the base in the long side direction.

As a further improvement of the utility model, a threaded hole is provided on the sensor joint, and a wiring hole connected with the threaded hole is opened on the side. After the sensor connection wire is inserted into the connection hole, the screw passes through the threaded hole and presses down the connection wire.

As a further improvement of the utility model, the signal conversion chip is coupled with a power circuit, the power circuit includes an LM2576S-ADJ chip, the LM2576S-ADJ chip has an input port, a ground port, an output port and a voltage feedback port, and the input port is coupled with Two filter capacitors connected in parallel are coupled with a switch and then coupled with an external power supply, the output port is coupled with an inductor, coupled with two capacitors and voltage regulator tubes connected in parallel, and then coupled with a signal conversion chip, the output port and A diode is coupled between the inductors and grounded, and the power feedback port is coupled with resistors connected in parallel to each other and then coupled to a signal conversion chip.

The beneficial effect of the utility model is that uniform parts can be produced during production, parts can be produced in batches, equipment investment can be reduced, production efficiency can be improved, and costs can be saved. When the customer purchases, the corresponding functions are prepared according to the needs of the customer. When in use, install the corresponding sensor, then insert the power cord into the power connector, connect the external power supply through the power cord, the power supply converts the external power into electrical energy suitable for the wiring board, inputs the electrical energy into the wiring board, and starts the environmental monitoring instrument. The sensor detects the corresponding value in the environment and transmits it to the processor. The processor converts the information and sends it to the indicator light, network connector and information module. Data; information module includes SPIDEX3238 chip, signal conversion chip and SIM card slot. SPIDEX3238 chip and signal conversion chip have high working efficiency and low energy consumption. The recognized format is transmitted to the SIM card, and the SIM card sends the data to the designated mobile phone number, reducing the time for manual monitoring. Information modules, sensors and circuit boards are installed separately, and various functions can be combined freely to meet the different needs of users and save resources.

Description of drawings

Figure 1 is a structural diagram of the environmental monitoring instrument.

Figure 2 is a structural diagram of the cover.

Figure 3 is the circuit of the power supply of the signal conversion chip

Figure 4 Circuit diagram of SPEX3238 chip

Figure 5 is the circuit diagram of the SIM card slot

Figure 6 is the circuit diagram of the signal conversion chip

detailed description

The utility model will be described in further detail below in conjunction with the embodiments provided by the accompanying drawings.

Referring to Figures 1 to 6, an environmental monitoring instrument is characterized in that it includes a base 1, a power supply 2, a circuit board 3, a cover 4, a device connector 5, a network connector 6, a sensor connector 7, a power connector 8, and a signal antenna 9. The indicator light 10 and the information module 12, the base 1 is a rectangular parallelepiped thin-walled structure, a vertical cylinder is arranged on the bottom surface, and an axially downward threaded hole is opened on the top of the cylinder, the power supply 2 and the The circuit board 3 is fixed on the base 1 through the cooperation of screws and threaded holes, and the side of the base 1 is provided with the device connector 5, the network connector 6, the sensor connector 7, the indicator light 10, the power connector 8 and the signal connector. Antenna 9 one-to-one corresponding through holes, device connector 5, network connector 6, sensor connector 7, indicator light 10, power connector 8 and signal antenna 9 are fixed on the base 1 through the through holes, and the device connector 5, network connector 6. The signal antenna 9, the indicator light 10 and the sensor connector 7 are connected on the circuit board 3, the power supply 2 is arranged on one side of the circuit board 3, and is connected to the circuit board 1 by wires, and the power connector 8 is connected to the power supply 2 through wires, and a socket is opened on the circuit board 3. The information module 12 is placed in the socket and connected to the circuit board 3 through wires. The information module 12 includes a SPIDEX3238 chip 15 , signal conversion chip 17 and SIM card slot 16, described SPIDEX3238 chip 15 and signal conversion chip 17 all have input port and output port, described SPIDEX3238 chip 15 is coupled with electric capacity, the input port of SPIDEX3238 chip 1515 is coupled in line Board 3, the signal conversion chip 17 is coupled with a resistor, the input port of the signal conversion chip 17 is coupled to the output port of the SPIDEX3238 chip 15, and the SIM card slot 16 interface has a power port, a ground port, a clock port, and a reset port and the data port, the power port, the ground port, the clock port, the reset port and the data port are coupled to the corresponding pins on the SIM card, wherein the power port is coupled with a capacitor and then coupled to the ground port, and the data port is coupled with A capacitor is coupled to the grounding port. An inwardly folded edge 101 is provided above the side of the base 1. A fixing hole is provided on the edge 101. The cover 4 passes through the screw and the fixing hole. The fit is installed on the folded edge 101.

As an improved specific implementation, ventilation holes are provided on the two sides of the long side of the base 1. When the environmental monitor works, a large amount of heat is generated. If the temperature is too high, it will affect the operation of the equipment. Ventilation through the ventilation holes can reduce the The temperature of the device.

As an improved specific embodiment, a threaded hole is opened on the top of the sensor joint 7, and a wiring hole communicated with the threaded hole is opened on the side. After the sensor connecting wire is inserted into the wiring hole, the screw is used to fit the threaded hole and press down. Connecting wires to ensure that the sensor is tightly connected and prevent the sensor connecting wires from falling off.

As an improved specific implementation, the signal conversion chip 17 is coupled with a power supply circuit 14, the power supply circuit 14 includes an LM2576S-ADJ chip 13, and the LM2576S-ADJ chip 13 has an input port, a ground port, an output port and a voltage Feedback port, the input port is coupled with two filter capacitors connected in parallel, coupled with a switch and coupled with an external 12V power supply, LM2576S-ADJ chip 13 converts the 12V power supply into a 4V power supply suitable for signal conversion chip 17, LM2576S-ADJ The output port of the chip 13 is coupled with an inductor and then coupled with two capacitors and voltage regulator tubes connected in parallel to each other, and then coupled to the signal conversion chip 17, the voltage regulator tube and capacitor stabilize the output voltage, and the output port and the inductor are coupled There is a diode behind the ground to prevent electromagnetic coupling interference. The power feedback port is coupled with parallel resistors and then coupled to the signal conversion chip 17. The resistors reduce the current in the circuit.

In summary, the signal conversion chip of the information module of the present invention uses the LM2576S-ADJ chip to convert the voltage, which is efficient, stable, and low in energy consumption. The information module, sensor and circuit board are separated and installed, and various functions can be freely combined to meet the different needs of users. save resources. Production of the same parts during production can achieve mass production, improve production efficiency, reduce equipment costs, and save costs.

The above are only preferred implementations of the utility model, and the scope of protection of the utility model is not limited to the above-mentioned embodiments, and all technical solutions under the thinking of the utility model all belong to the scope of protection of the utility model. It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principle of the utility model should also be regarded as the protection scope of the utility model.

Claims (4)

1. An environmental monitor, characterized in that: comprises a base (1), a power supply (2), a circuit board (3), a cover (4), a device connector (5), a network connector (6), a sensor connector (7) ), a power connector (8), a signal antenna (9), an indicator light (10) and an information module (12), the base (1) is a cuboid thin-walled structure, and a vertical column is arranged on the bottom surface, and the An axially downward threaded hole is opened on the top of the cylinder, and the power supply (2) and circuit board (3) are fixed on the base (1) through the cooperation of the screw and the threaded hole, and on the side of the base (1) There are through holes corresponding to the device connector (5), network connector (6), sensor connector (7), indicator light (10), power connector (8) and signal antenna (9), and the device connector ( 5), the network connector (6), the sensor connector (7), the indicator light (10), the power connector (8) and the signal antenna (9) are fixed on the base (1) through the through hole, and the device connector (5 ), a network connector (6), a signal antenna (9), an indicator light (10) and a sensor connector (7) are connected on the circuit board (3), and the power supply (2) is arranged on the circuit board (3 ) is connected to the circuit board (3) through wires, the power supply connector (8) is connected to the power supply (2) through wires, and a socket is provided on the circuit board (3). Information module (12) is placed in the socket, is connected on the circuit board (3) by wire, and described information module (12) comprises SPIDEX3238 chip (15), signal conversion chip (17) and SIM card slot (16), Both the SPIDEX3238 chip (15) and the signal conversion chip (17) have an input port and an output port, the SPIDEX3238 chip (15) is coupled with a capacitor, and the input port of the SPIDEX3238 chip (15) is coupled to the circuit board (3) , the signal conversion chip (17) is coupled with a resistor, the input port of the signal conversion chip (17) is coupled to the output port of the SPIDEX3238 chip (15), and the SIM card slot (16) interface has a power port and a ground port , clock port, reset port and data port, the power port, ground port, clock port, reset port and data port are coupled to corresponding pins on the SIM card, wherein the power port is coupled with a capacitor and then coupled to the ground port , the data port is coupled with a capacitor and then coupled to the grounding port, an inwardly folded edge (101) is provided above the side of the base (1), and a folded edge (101) is provided on the The fixing hole, the cover (4) is installed on the folding edge (101) through the cooperation of the screw and the fixing hole. 2. The environmental monitoring instrument according to claim 1, characterized in that: ventilation holes are opened on both sides of the base (1) in the long side direction. 3. The environmental monitoring instrument according to claim 2, characterized in that: the sensor joint (7) is provided with a threaded hole, and the side is provided with a wiring hole communicated with the threaded hole, after the sensor connecting wire is inserted into the wiring hole, Screws down through the threaded holes compress the connection wires. 4. The environmental monitoring instrument according to claim 3, characterized in that: the signal conversion chip (17) is coupled with a power circuit (14), and the power circuit (14) includes an LM2576S-ADJ chip (13), The LM2576S-ADJ chip (13) has an input port, a ground port, an output port and a voltage feedback port, the input port is coupled with two filter capacitors connected in parallel, and then coupled with a switch and then coupled with an external power supply, and the output port is coupled with There is an inductance coupled with two parallel capacitors and voltage regulator tubes coupled to the signal conversion chip (17), a diode is coupled between the output port and the inductance and then grounded, and the power feedback port is coupled with mutual parallel The resistor is coupled to the signal conversion chip (17).