Temperature and humidity detection equipment capable of being remotely controlled and conveniently combined for use

Abstract

The utility model relates to temperature and humidity detection equipment which can be remotely controlled and is convenient to combine and use. At present, people utilize an electronic thermometer or an infrared handheld thermometer to measure and detect the temperature of liquid and objects, but multi-point temperature measurement cannot be carried out at the same time, the measured temperature value cannot be sent to other equipment, and a shell is not waterproof and not sealed and is easy to damage. The waterproof aviation plug connector comprises a shell, a circuit board A, a circuit board B, a waterproof aviation plug seat A and a waterproof aviation plug seat B. The side face of the shell is provided with a groove, a transverse plate and a combined installation hole, the circuit board is arranged in the shell, a waterproof aviation plug is welded to the circuit board, the head of the waterproof aviation plug seat is sleeved with a waterproof ring, and a waterproof groove is formed in the fixing position of the shell and a waterproof panel. And the temperature and humidity values can be sent to other equipment for real-time monitoring in an RS-485 communication mode, so that water and moisture are prevented, expansion of a plurality of control ports is realized, a plurality of pieces of equipment with the same shell structure can be conveniently combined for use, and the operation is simple and convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of electronic detection of temperature and humidity, and in particular to a temperature and humidity detection device which can be remotely controlled and conveniently used in combination. Background Art

[0002] At present, people use ordinary electronic thermometers or infrared handheld thermometers to measure the temperature of liquids and objects and use ordinary thermometers and hygrometers to detect the temperature and humidity of the environment. However, these two types of thermometers cannot perform multi-point temperature and humidity measurement at the same time, and the measured temperature and humidity values ​​cannot be sent to other devices. The shell is not waterproof and sealed and is easily damaged. Utility Model Content

[0003] The purpose of the utility model is to provide a temperature and humidity detection device that can be remotely controlled and conveniently used in combination. The temperature and humidity values ​​can be sent to other devices for real-time monitoring through RS-485 communication. At the same time, it adopts a waterproof design and can be used underwater at a depth of 1 meter, and can be used in humid, outdoor environments. Multiple temperature and humidity detection devices can also be connected on the RS-485 bus to achieve the expansion of multiple control ports, which can facilitate the combined use of multiple devices with the same shell structure.

[0004] The utility model comprises a shell, a circuit board A, a circuit board B, a waterproof aviation plug socket A, and a waterproof aviation plug socket B. The shell is a square body, and grooves are longitudinally arranged from top to bottom in the middle of the two outer sides of the shell, and a horizontal plate and a combined mounting hole are arranged at the lower part of the groove, and injection-molded copper nuts are arranged at the four corners of the shell face; card slots are arranged on the upper and lower sides of the shell, and the circuit board A is inserted in the lower card slot, and the circuit board B is inserted in the upper card slot, and the circuit board A and the circuit board B are connected by a wire; the waterproof aviation plug socket A is welded on the circuit board A, and the waterproof ring A is sleeved on the head of the waterproof aviation plug socket A; the waterproof panel of the shell is provided with fixing screw holes and holes for connecting with the waterproof aviation plug socket A and the waterproof aviation The plug socket B has a matching waterproof aviation plug socket A opening and a waterproof aviation plug socket B opening; the head of the waterproof aviation plug socket A covered with a waterproof ring A is fixed to the waterproof aviation plug socket A opening of the waterproof panel and is fixed and sealed with a locking nut for waterproofing; the waterproof aviation plug socket B is welded on the circuit board B, the waterproof ring B is covered on the head of the waterproof aviation plug socket B, the head of the waterproof ring B is fixed to the waterproof aviation plug socket B opening of the waterproof panel and is fixed and sealed with a locking nut for waterproofing; a waterproof groove is provided at the fixing position of the shell and the waterproof panel, a large waterproof ring is provided on the waterproof groove, and the shell and the waterproof panel are fixed by fixing screws passing through the fixing screw holes and injection molded copper nuts (7).

[0005] The functions and working principles of each component and circuit in the utility model circuit are:

[0006] Waterproof aviation plug socket A: used to connect external RS-485 communication cables, power supply and signal transmission;

[0007] Signal isolation circuit: responsible for isolating the RS-485 bus signal from the data on the mainboard to reduce interference;

[0008] RS-485 transceiver circuit: responsible for receiving and sending RS-485 signals;

[0009] Power protection circuit: responsible for protecting the mainboard circuit from overload;

[0010] Power isolation circuit: used to isolate the RS-485 bus power supply from the mainboard power supply to reduce interference;

[0011] Power supply voltage regulator circuit: responsible for stabilizing the input voltage to the appropriate voltage required for the microcontroller to work;

[0012] Single chip microcomputer: responsible for data processing of each circuit module, such as processing the read temperature and humidity data and transmitting it to the RS-485 transceiver circuit;

[0013] RTC clock circuit: used to provide real-time clock for the microcontroller;

[0014] Internal temperature monitoring circuit: responsible for detecting the internal temperature of the device shell;

[0015] Buzzer circuit: used for alarm, alarm sounds when data is abnormal;

[0016] Flash storage circuit: responsible for storing device information, read data, etc.;

[0017] Cable interface 1: used to connect circuit board A;

[0018] Cable interface 2: used to connect circuit board B;

[0019] Waterproof aviation plug socket B: used to connect the external temperature and humidity sensor probe;

[0020] Temperature and humidity signal reading circuit: responsible for reading the temperature and humidity signals from the sensor and transmitting them to the microcontroller.

[0021] The advantages of the present invention are that the temperature and humidity values ​​can be sent to other devices for real-time monitoring via RS-485 communication; at the same time, it adopts a waterproof design and can be used underwater at a depth of 1 meter, and can be used in humid, outdoor environments; multiple temperature and humidity detection devices can also be connected to the RS-485 bus to achieve the expansion of multiple control ports, and multiple devices with the same shell structure can be conveniently combined for use, which is simple to operate and install, and is conducive to promotion. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0023] Figure 2 It is a schematic diagram of the structure of the components of the utility model in an exploded state;

[0024] Figure 3 This is a schematic diagram of the structure of the utility model in a top view;

[0025] Figure 4 It is a front structural schematic diagram of the utility model;

[0026] Figure 5 It is a schematic block diagram of the circuit principle of the utility model.

[0027] In the figure, 1 is the shell, 2 is the card slot, 3 is the groove, 4 is the horizontal plate and the combined mounting hole, 5 is the circuit board A, 6 is the circuit board B, 7 is the injection-molded copper nut, 8 is the large waterproof ring, 9 is the waterproof panel, 10 is the fixing screw, 11 is the waterproof aviation plug socket A, 12 is the waterproof ring A, 13 is the waterproof aviation plug socket B, 14 is the waterproof ring B, 15 is the locking nut, 16 is the fixing screw, 17 is the opening of the waterproof aviation plug socket A, 18 is the opening of the waterproof aviation plug socket B, and 19 is the waterproof groove. DETAILED DESCRIPTION

[0028] The present invention is further described in detail below with reference to the accompanying drawings:

[0029] The utility model comprises a shell (1), a circuit board A (5), a circuit board B (6), a waterproof aviation plug socket A (11), and a waterproof aviation plug socket B (13). The shell (1) is a square body. A groove (3) is longitudinally arranged from top to bottom in the middle of the two outer sides of the shell (1). A horizontal plate and a combined mounting hole (4) are arranged at the lower part of the groove (3). Injection-molded copper nuts (7) are arranged at the four corners of the surface of the shell (1); card slots (2) are arranged on the upper and lower sides of the shell (1). The circuit board A (5) is inserted in the lower card slot (2), and the circuit board B (6) is inserted in the upper card slot (2). The circuit board A (5) and the circuit board B (6) are connected by a wire; the waterproof aviation plug socket A (11) is welded on the circuit board A (5), and a waterproof ring A (12) is sleeved on the head of the waterproof aviation plug socket A (11); a fixing screw hole (16) and a screw thread (16) connected to the waterproof aviation plug socket A (11) and the waterproof aviation plug are arranged on the waterproof panel (9) of the shell. The waterproof aviation plug socket A (11) is provided with a waterproof ring A (12) and fixed to the waterproof aviation plug socket A opening (17) of the waterproof panel (9), and is fixed and sealed with a locking nut (15) for waterproofing; the waterproof aviation plug socket B (13) is welded on the circuit board B (6), the waterproof ring B (14) is covered on the head of the waterproof aviation plug socket B (13), the head of the waterproof ring B (14) is fixed to the waterproof aviation plug socket B opening (18) of the waterproof panel (9), and is fixed and sealed with a locking nut (15) for waterproofing; a waterproof groove (19) is provided at the fixing position of the housing (1) and the waterproof panel (9), and a large waterproof ring (8) is provided on the waterproof groove (19); the housing (1) and the waterproof panel (9) are fixed by a fixing screw (10) passing through a fixing screw hole (16) and an injection molded copper nut (7).

[0030] The functions and working principles of each component and circuit in the utility model circuit are:

[0031] Waterproof aviation plug socket A: used to connect external RS-485 communication cables, power supply and signal transmission;

[0032] Signal isolation circuit: responsible for isolating the RS-485 bus signal from the data on the mainboard to reduce interference;

[0033] RS-485 transceiver circuit: responsible for receiving and sending RS-485 signals;

[0034] Power protection circuit: responsible for protecting the mainboard circuit from overload;

[0035] Power isolation circuit: used to isolate the RS-485 bus power supply from the mainboard power supply to reduce interference;

[0036] Power supply voltage regulator circuit: responsible for stabilizing the input voltage to the appropriate voltage required for the microcontroller to work;

[0037] Single chip microcomputer: responsible for data processing of each circuit module, such as processing the read temperature and humidity data and transmitting it to the RS-485 transceiver circuit;

[0038] RTC clock circuit: used to provide real-time clock for the microcontroller;

[0039] Internal temperature monitoring circuit: responsible for detecting the internal temperature of the device shell;

[0040] Buzzer circuit: used for alarm, alarm sounds when data is abnormal;

[0041] Flash storage circuit: responsible for storing device information, read data, etc.;

[0042] Cable interface 1: used to connect circuit board A;

[0043] Cable interface 2: used to connect circuit board B;

[0044] Waterproof aviation plug socket B: used to connect the external temperature and humidity sensor probe;

[0045] Temperature and humidity signal reading circuit: responsible for reading the temperature and humidity signals from the sensor and transmitting them to the microcontroller.

Claims

1. A temperature and humidity detection device that can be remotely controlled and conveniently used in combination, characterized in that The invention comprises a shell (1), a circuit board A (5), a circuit board B (6), a waterproof aviation plug socket A (11), and a waterproof aviation plug socket B (13). The shell (1) is a square body. A groove (3) is longitudinally arranged from top to bottom in the middle of the two outer sides of the shell (1). A horizontal plate and a combined mounting hole (4) are arranged at the lower part of the groove (3). Injection-molded copper nuts (7) are arranged at the four corners of the surface of the shell (1). Card slots (2) are arranged on the upper and lower sides of the inside of the shell (1). The circuit board A (5) is inserted in the lower card slot (2), and the circuit board B (6) is inserted in the upper card slot (2). The circuit board A (5) and the circuit board B (6) are connected by a wire. The waterproof aviation plug socket A (11) is welded on the circuit board A (5), and the waterproof ring A (12) is sleeved on the head of the waterproof aviation plug socket A (11). The waterproof panel (9) of the shell is provided with fixing screw holes (16) and screw holes (16) for connecting with the waterproof aviation plug socket A (11) and the waterproof aviation plug socket B (13) matching waterproof aviation plug socket A opening (17) and waterproof aviation plug socket B opening (18); the head of the waterproof aviation plug socket A (11) covered with a waterproof ring A (12) is fixed to the waterproof aviation plug socket A opening (17) of the waterproof panel (9), and is fixed and sealed with a locking nut (15) for waterproofing; a waterproof aviation plug socket B (13) is welded on the circuit board B (6), and a waterproof ring B (14) is covered on the head of the waterproof aviation plug socket B (13), and the head of the waterproof ring B (14) is fixed to the waterproof aviation plug socket B opening (18) of the waterproof panel (9), and is fixed and sealed with a locking nut (15) for waterproofing; a waterproof groove (19) is provided at the fixing position of the housing (1) and the waterproof panel (9), and a large waterproof ring (8) is provided on the waterproof groove (19), and the housing (1) and the waterproof panel (9) are fixed by a fixing screw (10) passing through the fixing screw hole (16) and the injection molded copper nut (7).

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