CN108106354A - A kind of intelligent glass baker experimental provision and furnace drying method based on GPRS communications - Google Patents

Abstract

The invention discloses an experimental device and a drying method for an intelligent glass dryer based on GPRS communication, belonging to the technical field of experimental equipment. Including the GPRS base station, the cloud, the remote mobile terminal and the GPRS smart glass dryer terminal set in the glass dryer shell, the remote mobile terminal communicates with the GPRS smart glass dryer terminal through the GPRS base station and the cloud; Humidity sensor, GPRS wireless communication module, GPRS network and Internet, users can conveniently check the drying condition of glass instruments in real time anywhere, wirelessly transmit the monitored temperature and humidity data, and control the opening and closing of heating and blowing units. Closed, the mobile phone can monitor and remotely control the glass dryer anytime, anywhere, and has the advantages of real-time and accurate monitoring, scientific management, energy saving, and reliable operation.

Description

A kind of intelligent glass dryer experimental device and drying method based on GPRS communication

technical field

The invention belongs to the technical field of experimental instruments and equipment, and relates to an intelligent glass dryer, in particular to an experimental device and a drying method for an intelligent glass dryer based on GPRS communication.

Background technique

GPRS is a wireless packet switching technology for high-speed data processing based on the GSM system. It makes full use of the shared wireless channel and uses IP Over PPP to realize high-speed and remote access of data terminals. It has the characteristics of high transmission rate, short access time, real-time online "always on line", billing according to traffic, and wide coverage. It has great development prospects in the era of the Internet of Things.

In the laboratory, the glass airflow dryer used to dry glassware, because it cannot be found in time that the glassware has been dried, the dryer has been operating at a high load, resulting in energy waste, excessive wear of the instrument and high noise. In addition , Long drying time will also cause small deformation of the vessel, which will increase the test error and even cause the instrument to fail. In addition, such instruments must be controlled and operated on site at present, which wastes manpower.

Contents of the invention

In order to overcome the above-mentioned defects in the prior art, the object of the present invention is to provide an experimental device and a drying method for an intelligent glass dryer based on GPRS communication. The glass air flow dryer cannot be closed in time, which causes energy waste, remote control and other problems.

The present invention is realized through the following technical solutions:

The invention discloses a smart glass dryer experimental device based on GPRS communication, which includes a GPRS base station, a cloud, a remote mobile terminal and a GPRS smart glass dryer terminal arranged in a glass dryer shell. The remote mobile terminal communicates via GPRS The base station and the cloud communicate with the GPRS smart glass dryer terminal;

The GPRS intelligent glass dryer terminal includes a central control unit, and a temperature and humidity sensor, a temperature control switch, a fan switch, and a voltage-changing and stabilizing circuit respectively connected to the central control unit; wherein: the central control unit is used for monitoring the environment The temperature and humidity are calculated and processed, and the temperature control switch and the fan switch are controlled according to the results of the calculation and processing; the temperature and humidity sensor is used to detect the temperature and humidity of the glassware, and the detected temperature and humidity signal is sent to the central control unit; the temperature control switch is used to It is used to control the opening and closing of the heating element; the fan switch is used to control the opening and closing of the electric fan; the power supply unit is used to provide power for the central control unit and the temperature and humidity sensor;

The central control unit includes a main control MCU module and a GPRS wireless communication module and an antenna unit connected to the main control MCU module; wherein: the main control MCU module is used to analyze and process input information; the GPRS wireless communication module uses To transmit the data collected by the temperature and humidity sensor, transmit wireless signals through the antenna unit to connect to the remote mobile terminal, communicate with the remote mobile terminal and convert the command signal generated by the remote mobile terminal into a digital signal and then transmit it to the main control MCU module.

Preferably, the main control MCU module adopts STM32F207VCT6 or STM32F103C8T6.

Preferably, the GPRS wireless communication module adopts SIM800C or SIM900.

Preferably, the power supply unit includes a voltage-changing and stabilizing circuit, and the voltage-changing and stabilizing circuit is connected to the power supply to provide a direct current with a voltage of 5V for the main control MCU module, provide a direct current with a voltage of 5V for the temperature and humidity sensor, and provide a direct current with a voltage of 5V for the GPRS wireless communication module. 4V DC.

Preferably, the fan switch and the temperature control switch are each connected to the central control unit through a relay, respectively realizing the control of the electric fan and the heating element of the glass dryer;

The remote mobile terminal can send a command signal to the relay to control the electric fan and heating element placed in the air duct, so as to realize the remote control of the glass dryer.

Preferably, the temperature and humidity sensor includes a temperature sensing unit, a humidity sensing unit and a single-chip microcomputer, and the temperature and humidity sensor is connected to the central control unit through an RS485 conversion RS232 serial port.

Preferably, an intelligent control board is provided on the glass dryer, and the central control unit is mounted on the intelligent control board; the temperature and humidity sensor is arranged in the drying pipe of the glass dryer, and the drying pipe is welded to the glass dryer. On the upper shell, the lower end of the wire pipe in the drying pipe is open, and the junction of the wire pipe and the lower end of the drying pipe is closed. The upper end of the drying pipe is provided with a hot air outlet, and the lower end is provided with a hot air inlet.

Preferably, the upper shell of the glass dryer is divided into an outer shell layer and an inner shell shell layer, and a spiral air guide plate and several drying pipes are vertically arranged on the shell inner layer, and several drying pipes are arranged with spiral air guide plates Between the adjacent board walls, and on the inner side of the spiral wind deflector, a number of tongue-shaped convex plates for enhancing disturbance are arranged, and the glassware to be dried is inserted on the drying pipe.

Preferably, the remote mobile terminal adopts a mobile phone or a tablet computer, and supports an Android platform or an IOS platform.

The present invention also discloses a drying method using the above-mentioned intelligent glass dryer experimental device based on GPRS communication, including the following steps:

1) After the temperature and humidity sensor collects the temperature and humidity data of the glassware to be dried, it transmits the temperature and humidity data to the main control MCU module;

2) After the main control MCU module calculates and processes the temperature and humidity data, it is connected to the cloud through the GPRS wireless communication module, antenna unit and GPRS base station, and finally displayed on the remote mobile terminal;

3) The remote mobile terminal sends command signals to the main control MCU module to control the opening and closing of the temperature control switch and the fan switch. The fan switch and the temperature control switch respectively control the electric fan and the heating element placed in the air duct to realize the glass drying Remote control of dryer.

Compared with the prior art, the present invention has the following beneficial technical effects:

A smart glass dryer experimental device based on GPRS communication disclosed by the present invention includes a GPRS base station, a cloud, a remote mobile terminal and a GPRS smart glass dryer terminal installed in a glass dryer shell, and the remote mobile terminal communicates via GPRS The base station and the cloud communicate with the GPRS smart glass dryer terminal. The smart glass dryer has a reasonable structural design. With the help of temperature and humidity sensors and GPRS communication, the drying condition of the glassware can be checked in real time, and the monitored temperature and humidity data can be wirelessly transmitted, so that the mobile phone can monitor the glass dryer anytime, anywhere. And remote control, it has the advantages of real-time and accurate monitoring, scientific management, energy saving and reliable operation.

Further, the temperature and humidity sensor is arranged in the drying pipe of the glass dryer, the drying pipe is welded on the upper shell of the glass dryer, the lower end of the wire pipe in the drying pipe is open, and the connection between the wire pipe and the drying pipe The joint at the lower end is closed, the upper end of the drying pipe is provided with a hot air outlet, and the lower end is provided with a hot air inlet. The upper shell of the glass dryer is divided into the shell outer layer and the shell inner layer, and the spiral air guide plate and several drying pipes are arranged vertically on the shell inner layer, and several drying pipes are arranged adjacent to the spiral air guide plate. Between the board walls, and on the inner side of the spiral air deflector, several tongue-shaped convex plates for enhancing disturbance are arranged, and the glassware to be dried is inserted on the drying pipe. When in use, the air enters from the air inlet, pressurized and heated, becomes hot air and enters the drying air chamber, and then enters the drying pipe from the hot air inlet at the lower end of the drying pipe along the spiral air deflector, and enters the drying pipe from the upper end of the drying pipe. The hot air outlet is discharged to achieve the purpose of drying glassware.

The drying method of the intelligent glass dryer experimental device based on GPRS communication disclosed by the invention has the advantages of simple operation, convenient and quick use, and is suitable for popularization and application in laboratories.

Description of drawings

Fig. 1 is a control system block diagram of the present invention;

In Figure 1: 01 is the temperature sensing unit; 02 is the humidity sensing unit; 03 is the single-chip microcomputer; 04 is the RS485 conversion RS232 serial port; 05 is the main control MCU; 06 is the GPRS wireless communication module; 07 is the central control unit; 08 is the GPRS base station ;09 is the cloud; 010 is the PAD; 011 is the smart phone; 012 is the power supply unit; 013 is the remote mobile terminal;

Fig. 2 is a structural front view of the present invention;

Fig. 3 is a structural top view of the present invention;

Fig. 4 is a component and wiring diagram of the present invention.

In Figures 2 to 4, 1 is the outer layer of the shell; 2 is the inner layer of the shell; 3 is the drying pipe; 4 is the drying chamber; 5 is the heating element; 6 is the electric fan; 7 is the air inlet; 8 is the bracket 9 is a fan switch; 10 is a power switch; 11 is a temperature control switch; 21 is a hot air outlet; 22 is a spiral air deflector; 23 is a hot air inlet; Temperature and humidity sensor communication line; 33 is the temperature and humidity sensor power line; 34 is the line pipe; 35 is the intelligent control board; 36 is the relay; 38 is the power supply;

Detailed ways

The present invention is described in further detail below in conjunction with accompanying drawing:

Referring to Fig. 1, a kind of smart glass dryer experimental device based on GPRS communication disclosed by the present invention includes: GPRS base station 08, cloud cloud 09, remote mobile terminal 013 and GPRS smart glass drying device installed in the glass dryer housing The remote mobile terminal 013 communicates with the GPRS smart glass dryer terminal through the GPRS base station 08 and the cloud 09;

The GPRS smart glass dryer terminal includes a central control unit 07, and a temperature and humidity sensor 31, a temperature control switch 11, a fan switch 9, and a voltage-changing and stabilizing circuit 39 connected to the central control unit 07; wherein: the central control unit 07, used to perform calculation processing on the temperature and humidity of the environment, and control the temperature control switch 11 and the fan switch 9 according to the calculation processing results; the temperature and humidity sensor 31 is used to detect the temperature and humidity of the glassware, and transmit the detected temperature and humidity signals to to the central control unit 07; the temperature control switch 11 is used to control the opening and closing of the heating element 5; the fan switch 9 is used to control the opening and closing of the electric fan 6; the power supply unit 012 is used for the central control unit 07 and the temperature Humidity sensor 31 provides power.

As a preferred mode of this embodiment, the central control unit 07 includes a main control MCU module 05 and a GPRS wireless communication module 06 and an antenna unit connected to the main control MCU module 05; wherein: the main control MCU module 05 uses The input information is analyzed and processed; the GPRS wireless communication module 06 is used to transmit the data collected by the temperature and humidity sensor 31, connect the remote mobile terminal 013 by transmitting wireless signals through the antenna unit, communicate with the remote mobile terminal 013 and send the remote mobile terminal 013 The generated command signal is converted into a digital signal and sent to the main control MCU module 05.

As a preferred mode of this embodiment, the temperature and humidity sensor 31 includes a temperature sensing unit 01, a humidity sensing unit 02 and a single-chip microcomputer 03, and the temperature and humidity sensor 31 is connected to the central control unit 07 through an RS485 conversion RS232 serial port 04. Preferably, the temperature and humidity The sensor 31 may also include an alarm circuit, a power supply circuit and the like.

Referring to Fig. 2 and Fig. 4, it is a schematic structural diagram of the intelligent glass dryer based on GPRS technology of the present invention. In the glass dryer as shown in the figure, the upper end of the shell is divided into an outer shell layer 1 and an inner shell layer 2 3 is a drying pipe, and the glassware to be dried is inserted on the drying pipe 3, and the drying pipe 3 is welded and connected with the shell outer layer 1 and the shell inner layer 2 respectively. The lower end of the line pipe 34 in the drying pipe 3 is open, and the joint between the line pipe 34 and the lower end of the drying pipe 3 is closed. The upper end of the drying pipe 3 is provided with a hot air outlet 21, and the lower end is provided with a hot air inlet 23. 4 is Drying air chamber; 5 is the heating element, controlled by the temperature control switch 11, 6 is the electric fan, controlled by the fan switch 9; the air inlet of the glass dryer is 7, and 8 is the bracket, which can be used to fix the central control unit 07 . Referring to FIG. 4 , the temperature and humidity sensor 31 and its communication line 32 , power line 33 and line pipe 34 of the temperature and humidity sensor are all placed in the drying pipe 3 and connected to the intelligent control board 35 .

As a preferred mode of this embodiment, see Figure 3, which is a top view of the glass dryer experimental device of the present invention, the upper shell is divided into an outer shell 1 and an inner shell 2, which are welded vertically on the inner shell 2 A spiral air deflector 22 and several drying pipes 3 are arranged, and several drying pipes 3 are arranged between the adjacent walls of the spiral air deflector 22 , and a number of drying pipes are arranged on the inner side of the spiral air deflector 22 . The tongue-shaped convex plate 24 for enhancing disturbance. The setting of the spiral air deflector 22 can guide the hot air to rotate, and increase the wind speed and wind pressure, thereby enhancing heat and mass transfer and accelerating drying. The arrangement of the tongue-shaped convex plate 24 can play a role in enhancing disturbance.

When in use, the air enters from the air inlet 7, and after being pressurized and heated by the electric fan 6 and the heating element 5, it becomes hot air and enters the drying air chamber 4, and then follows the spiral air deflector 22 from the hot air at the lower end of the drying pipe 3. The inlet 23 enters the drying pipe 3 and is discharged from the hot air outlet 21 at the upper end of the drying pipe 3 to achieve the purpose of drying glassware.

As a preferred mode of this embodiment, the main control MCU module 05 adopts STM32F207VCT6 or STM32F103C8T6. GPRS wireless communication module 06 adopts SIM800C or SIM900. The power supply unit 012 includes a voltage-changing and stabilizing circuit 39, which is connected to a power supply 38, and the power supply 38 is connected to a power switch 10 to provide a direct current with a voltage of 5V for the main control MCU module 05, and to provide a voltage for the temperature and humidity sensor 31 It is a direct current of 5V, and provides a direct current of 4V for the GPRS wireless communication module 06, so as to achieve energy saving and safety purposes.

As a preferred mode of this embodiment, the fan switch 9 and the temperature control switch 11 are each connected to the central control unit 07 through a relay 36 to respectively realize the control of the electric fan 6 and the heating element 5 of the glass dryer; remote movement The terminal 013 can send a command signal to the relay 36 to control the electric fan 6 and the heating element 5 placed in the air duct, so as to realize the remote control of the glass dryer.

As a preferred method of this embodiment, the remote mobile terminal 013 adopts a mobile phone, a PC or a tablet computer, supports an Android platform or an IOS platform, and realizes remote control of the glass dryer through a client.

The intelligent glass dryer experimental device based on GPRS communication of the present invention, when in use:

The temperature and humidity sensor 31 collects data, converts it to RS232 serial port 04 through RS485 and connects to the main control MCU module 05, after the main control MCU module 05 performs calculation and processing, it interconnects with the cloud 09 through the GPRS wireless communication module 06, antenna unit and GPRS base station 08, Finally, it is displayed on the smart phone 011, PC 014 and PAD 010 of the remote mobile terminal 013, and then sends a command signal to the relay 36 connected to the main control MCU module 05 to control the electric fan 6 and the heating element 5 placed in the air duct , so as to realize the remote control of the glass dryer.

In summary, the GPRS communication-based smart glass dryer experimental device disclosed in the present invention includes a GPRS base station, a cloud and remote mobile control terminal, a power supply unit, and a GPRS smart glass dryer terminal. The remote mobile control terminal includes smart phones, ipads and PCs, and controls and manages the smart glass dryer terminal through the cloud and the GPRS base station; the GPRS smart glass dryer terminal is composed of a central control unit and communicates with the central control unit It is composed of connected temperature and humidity sensors, temperature control switch, fan switch, and voltage-changing and stabilizing circuit. With the help of temperature and humidity sensor, GPRS wireless communication module, GPRS network and Internet, users can conveniently check the drying condition of glassware in real time anywhere, and wirelessly transmit the monitored temperature and humidity data, and control the heating and blowing unit The opening and closing of the mobile phone can realize the monitoring and remote control of the glass dryer anytime and anywhere. It has the advantages of real-time and accurate monitoring, scientific management, energy saving and reliable operation.

Claims (10)

1. a kind of intelligent glass baker experimental provision based on GPRS communications, which is characterized in that including GPRS base stations (08), cloud It holds (09), remote mobile terminal (013) and is arranged on the in vivo GPRS intelligent glass baker terminal of glass baker shell, remotely Mobile terminal (013) is by GPRS base stations (08) and high in the clouds (09), and communicate interconnection with GPRS intelligent glass baker terminals；

The GPRS intelligent glass baker terminal include central control unit (07) and respectively with central control unit (07) Temperature Humidity Sensor (31), temperature detect switch (TDS) (11), fan swicth (9) and the transformation regulator circuit (39) of connection；Wherein：Center control Unit (07) processed, for carrying out calculation process to the humiture of environment, and according to calculation process output control temperature detect switch (TDS) (11) With fan swicth (9)；Temperature Humidity Sensor (31), for detecting the humiture of glassware, and by the temperature-humidity signal of detection It is conveyed to central control unit (07)；Temperature detect switch (TDS) (11), for controlling the opening and closing of heating element (5)；Fan swicth (9), for controlling the opening and closing of electric fan (6)；Power supply unit (012), for for central control unit (07) and warm and humid It spends sensor (31) and power supply is provided；

The central control unit (07), including main control MCU module (05) and with the GPRS that main control MCU module (05) is connected without Line communication module (06) and antenna element；Wherein：Main control MCU module (05), analyzes and processes for the information to input； GPRS wireless communication modules (06) for transmitting the data of Temperature Humidity Sensor (31) acquisition, are emitted wireless by antenna element Signal connection remote mobile terminal (013) communicates with remote mobile terminal (013) and generates remote mobile terminal (013) Command signal is transmitted to main control MCU module (05) after being converted into digital signal.

2. the intelligent glass baker experimental provision according to claim 1 based on GPRS communications, which is characterized in that master control MCU module (05) uses STM32F207VCT6 or STM32F103C8T6.

3. the intelligent glass baker experimental provision according to claim 1 based on GPRS communications, which is characterized in that GPRS Wireless communication module (06) uses SIM800C or SIM900.

4. the intelligent glass baker experimental provision according to claim 1 based on GPRS communications, which is characterized in that power supply Unit (012) includes transformation regulator circuit (39), and transformation regulator circuit (39) is connected with power supply (38), is main control MCU module (05) direct current that voltage is 5V is provided, is the direct current that Temperature Humidity Sensor (31) provides that voltage is 5V, is GPRS channel radios Believe that module (06) provides the direct current of 4V.

5. the intelligent glass baker experimental provision according to claim 1 based on GPRS communications, which is characterized in that fan Switch (9) and temperature detect switch (TDS) (11) are respectively connected by a relay (36) with central control unit (07), are realized respectively to glass The control of the electric fan (6) and heating element (5) of glass baker；

Remote mobile terminal (013) can send command signal to relay (36), to control the electric fan being positioned in air passage (6) and heating element (5), the remote control to glass baker is realized.

6. the intelligent glass baker experimental provision according to claim 1 based on GPRS communications, which is characterized in that warm and humid Spending sensor (31) includes temperature induction unit (01), humidity inductive unit (02) and microcontroller (03), Temperature Humidity Sensor (31) RS232 serial ports (04) is converted by RS485 with central control unit (07) to be connected.

7. the intelligent glass baker experimental provision according to claim 1 based on GPRS communications, which is characterized in that glass Baker is equipped with intelligent control board (35), and central control unit (07) is equipped on the intelligent control board (35)；Humiture Sensor (31) is arranged in the drying pipe (3) of glass baker, and drying pipe (3) is welded in the upper end housing of glass baker On, spool (34) lower end in drying pipe (3) is open, and spool (34) and the lower end junction of drying pipe (3) are closed, drying pipe (3) upper end offers hot wind export mouth (21), and lower end offers hot wind inlet port (23).

8. the intelligent glass baker experimental provision according to claim 7 based on GPRS communications, which is characterized in that glass The upper end housing of baker is divided into housing outer layer (1) and housing internal layer (2), and being vertically installed with spiral on housing internal layer (2) leads Aerofoil (22) and several drying pipes (3), between several drying pipes (3) lay the adjacent wooden partition of spiral aviation baffle (22), and Several tongue type protrusive boards (24) for enhancing disturbance, glassware to be dried are also laid in the inside of the spiral aviation baffle (22) It is plugged on drying pipe (3).

9. the intelligent glass baker experimental provision according to claim 1 based on GPRS communications, which is characterized in that long-range Mobile terminal (013) uses mobile phone or tablet computer, supports Android platform or ios platform.

10. using the intelligent glass baker experimental provision based on GPRS communications described in any one in claim 1~9 into The method of row drying, which is characterized in that comprise the following steps：

1) after Temperature Humidity Sensor (31) gathers the data of the Temperature and Humidity module of glassware to be dried, data of the Temperature and Humidity module is transmitted to master control MCU module (05)；

2) after main control MCU module (05) carries out calculation process to data of the Temperature and Humidity module, GPRS wireless communication modules (06), antenna are passed through Unit and GPRS base stations (08) are interconnected with high in the clouds (09), are finally shown in remote mobile terminal (013)；

3) remote mobile terminal (013) sends command signal to main control MCU module (05), to control temperature detect switch (TDS) (11) and fan The unlatching and closure, fan swicth (9) and temperature detect switch (TDS) (11) for switching (9) control the electric fan (6) being positioned in air passage respectively And heating element (5), realize the remote control to glass baker.