CN215932830U

CN215932830U - WiFi-based RS232 serial port Internet of things control module

Info

Publication number: CN215932830U
Application number: CN202121707067.0U
Authority: CN
Inventors: 杨初炀
Original assignee: Guangzhou Cotton Candy Technology Co ltd
Current assignee: Guangzhou Cotton Candy Technology Co ltd
Priority date: 2021-07-26
Filing date: 2021-07-26
Publication date: 2022-03-01
Anticipated expiration: 2031-07-26

Abstract

The utility model discloses a WiFi-based RS232 serial port Internet of things control module, which comprises a casing, wherein the casing comprises a bottom casing, an upper cover, a PCB and a battery, the PCB and the battery are installed in the bottom casing and are connected through a circuit, the upper cover is covered on the bottom casing, a plate hole is formed in the middle of the upper cover, a heat dissipation assembly is installed in the plate hole, and the heat dissipation assembly comprises a bottom plate, a heat dissipation fan and a dust screen. This not only realize that the data transmission of serial ports RS232 with receive the long-range configuration of wiFi's intelligence thing networked control, serial ports' baud rate isoparametric to and the save of serial ports instruction, data transmission functions such as pass through, and to the equipment accurate control and the state feedback that need serial ports control, can realize the different serial ports equipment of adaptation, still realize the cooling to the chip module, can effectively guarantee that the chip module is in high-efficient, stable running state.

Description

WiFi-based RS232 serial port Internet of things control module

Technical Field

The utility model relates to the technical field of control modules, in particular to a WiFi-based RS232 serial port Internet of things control module.

Background

Because the present controller can not be remotely controlled, the remote issuing of the instruction and the remote uploading of the data can not be remotely and accurately controlled, and the controller is closed to protect the electronic elements in the controller from being damaged by external force, but the heat generated by the electronic elements in the controller during working can not be removed due to the fact that the electronic elements are closed, and the high-efficiency and stable operation of the electronic elements can be influenced for a long time.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a WiFi-based RS232 serial port Internet of things control module, which not only realizes the remote configuration of parameters such as WiFi-converted intelligent Internet of things control on data sending and receiving of serial port RS232, baud rate of serial ports and the like, and the data transmission functions of serial port instruction storage, transparent transmission and the like, but also accurately controls and feeds back the state of equipment needing serial port control, can realize adaptation to different serial port equipment, also realizes cooling of a chip module, can effectively ensure that the chip module is in a high-efficiency and stable running state, and can solve the problems in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: an RS232 serial port Internet of things control module based on WiFi comprises a shell, wherein the shell is composed of a bottom shell, an upper cover, a PCB and a battery, the PCB and the battery are installed in the bottom shell and are connected through a circuit, the upper cover is covered on the bottom shell, a plate hole is formed in the middle of the upper cover, a heat dissipation assembly is installed in the plate hole and consists of a bottom plate, a heat dissipation fan and a dust screen, the bottom plate is embedded into the plate hole, fan installation holes are formed in two ends of the bottom plate, the heat dissipation fan is installed in the fan installation holes and is connected with the PCB through a circuit, and the dust screen is embedded into the plate hole and attached to the bottom plate;

the PCB 13 is provided with a serial port driving circuit, the serial port driving circuit is composed of a voltage stabilizing chip U2, a WIFI chip U1, a main control chip M1 and a resistor exclusion J1, a pin 3 of the voltage stabilizing chip U2 is connected with a capacitor C9 and a capacitor C10 which are connected in parallel, the serial port driving circuit is connected with a power supply VCC, a pin 2 of the voltage stabilizing chip U2 is connected with a capacitor C11 and outputs V3P3 voltage, a pin 10 and a pin 11 of the WIFI chip U1 are respectively connected with a pin 7 and a pin 16 of the main control chip M1, a pin 9 and a pin 12 of the WIFI chip U1 are respectively connected with a pin 10 and a pin 15 of the main control chip M1, a pin 13 and a pin 14 of the WIFI chip U1 are respectively connected with a pin 1 of a switch S1A, a pin 3 pin and a pin 4 and a pin 6 of a switch S1B, and a pin 2 of a switch S1A and a pin 2 of the switch S1B are respectively connected with a pin 2 and a resistor exclusion J1 and a pin 3J 1.

Preferably, the pin 7 and the pin 8 of the WIFI chip U1 are connected to the resistor R9 and the resistor R10, respectively, and the resistor R9 and the resistor R10 are connected to the pin 7 and the pin 8 of the resistor bank J1, respectively.

Preferably, after the pin 8 of the main control chip M1 is connected to the capacitor C7 and the capacitor C8 which are connected in parallel, the voltage of V3P3 is connected, the pin 13 of the main control chip M1 is connected to the resistor R7, the resistor R7 is connected to the capacitor C12 and the switch S2, respectively, and the pin 14 of the main control chip M1 is connected to the light emitting diode D1 and the resistor R8 which are connected in series.

Preferably, both ends of the upper cover are provided with lead holes, and connector lugs are inserted into the lead holes.

Preferably, the WIFI chip U1 supports serial peripheral and 2.4GHz WiFi standard protocol, and a 32-bit microprocessor is integrated in the chip.

Compared with the prior art, the utility model has the following beneficial effects:

according to the WiFi-based RS232 serial port Internet of things control module, firstly, the data transmission and receiving of the serial port RS232 are converted into WiFi intelligent Internet of things control through a serial port driving circuit on a PCB, the remote configuration of parameters such as baud rate of a serial port and the like, the data transmission functions such as storage and transparent transmission of serial port instructions are realized, the equipment needing serial port control is accurately controlled and state feedback is realized, and the adaption to different serial port equipment can be realized; secondly, through the radiator unit on the casing, realize cooling down the chip module on the PCB board under the high-speed transmission state, guarantee that the chip module is in high-efficient, stable running state.

Drawings

FIG. 1 is an assembly view of the housing structure of the present invention;

FIG. 2 is an assembly view of the heat sink assembly structure of the present invention;

fig. 3 is a schematic diagram of a serial port driving circuit according to the present invention.

In the figure: 1. a housing; 11. a bottom case; 12. an upper cover; 121. plate holes; 122. a wire hole; 13. a PCB board; 14. a battery; 2. a heat dissipating component; 21. a base plate; 211. a fan mounting hole; 22. a heat dissipation fan; 23. a dust screen; 3. a serial port drive circuit; 4. a connector lug.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, an internet of things control module for RS232 serial port based on WiFi includes a housing 1, the housing 1 is composed of a bottom case 11, an upper cover 12, a PCB 13 and a battery 14, the PCB 13 and the battery 14 are installed in the bottom case 11, and the PCB 13 and the battery 14 are connected by a circuit, the upper cover 12 is covered on the bottom case 11, a plate hole 121 is opened in the middle of the upper cover 12, a heat dissipation assembly 2 is installed in the plate hole 121, the heat dissipation assembly 2 is composed of a bottom plate 21, a heat dissipation fan 22 and a dust screen 23, the bottom plate 21 is embedded in the plate hole 121, fan installation holes 211 are opened at two ends of the bottom plate 21, the heat dissipation fan 22 is installed in the fan installation holes 211, the heat dissipation fan 22 is connected with the PCB 13 by a circuit, the dust screen 23 is embedded in the plate hole 121 and attached to the bottom plate 21, lead holes 122 are further opened at two ends of the upper cover 12, and a terminal 4 is inserted in the lead holes 122.

In the above, the PCB 13 is powered by the battery 14, and meanwhile, the PCB 13 controls the operating state of the heat dissipation fan 22, when the temperature in the housing 1 is too high, the heat dissipation fan 22 is controlled to start to discharge the heat in the housing, so as to rapidly reduce the temperature in the housing, thereby ensuring that the electronic components on the PCB 13 are in the operating state of high efficiency and temperature.

The serial port driving circuit 3 is arranged on the PCB 13, the serial port driving circuit 3 is composed of a voltage stabilizing chip U2, a WIFI chip U1, a main control chip M1 and an exclusion J1, a pin 3 of the voltage stabilizing chip U2 is connected with a capacitor C9 and a capacitor C10 which are connected in parallel, the power VCC is connected, a pin 2 of the voltage stabilizing chip U2 is connected with the capacitor C11 and outputs V3P3 voltage, a pin 10 and a pin 11 of the WIFI chip U1 are respectively connected with a pin 7 and a pin 16 of the main control chip M1, a pin 9 and a pin 12 of the WIFI chip U1 are respectively connected with a pin 10 and a pin 15 of the main control chip M1, a pin 13 and a pin 14 of the WIFI chip U1 are respectively connected with a pin 1 of a switch S1A, a pin 3 and a pin 4 and a pin 6 of a switch S1B, and the pin 2 of the switch S1A and a pin 2 of the switch S1B are respectively connected with a pin 2 and a pin 2 of the exclusion J1.

In the above, the pin 7 and the pin 8 of the WIFI chip U1 are respectively connected to the resistor R9 and the resistor R10, the resistor R9 and the resistor R10 are respectively connected to the pin 7 and the pin 8 of the resistor bank J1, the pin 8 of the main control chip M1 is connected to the capacitor C7 and the capacitor C8 which are connected in parallel, and then is connected to the voltage of V3P3, the pin 13 of the main control chip M1 is connected to the resistor R7, the resistor R7 is connected to the capacitor C12 and the switch S2, and the pin 14 of the main control chip M1 is connected to the light emitting diode D1 and the resistor R8 which are connected in series.

Because the WIFI chip U1 supports serial peripheral and 2.4GHz WiFi standard protocol, and the chip is internally integrated with a 32-bit microprocessor, complex network protocols and complex accurate control can be realized.

According to the WiFi-based RS232 serial port Internet of things control module, firstly, the data transmission and receiving of the serial port RS232 are converted into WiFi intelligent Internet of things control through the serial port driving circuit 3 on the PCB 13, the remote configuration of parameters such as baud rate of the serial port and the like, the data transmission functions such as storage and transparent transmission of serial port instructions are realized, the accurate control and state feedback of equipment needing serial port control are realized, and the adaption to different serial port equipment can be realized; secondly, through radiator unit 2 on the casing 1, realize cooling down the chip module on the PCB board 13 under the high-speed transmission state, guarantee that the chip module is in high-efficient, stable running state.

In summary, the following steps: this RS232 serial ports thing networking control module based on wiFi not only realizes the data transmission to serial ports RS232 and receives the intelligent thing networked control who changes wiFi, the long-range configuration of the baud rate isoparametric of serial ports, and the save of serial ports instruction, data transmission functions such as pass through, and to the equipment accurate control and the state feedback that need serial ports control, can realize the different serial ports equipment of adaptation, still realize the cooling to the chip module, can effectively guarantee that the chip module is in high-efficient, stable running state, solve prior art problem.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a RS232 serial ports thing networking control module group based on wiFi, includes casing (1), its characterized in that: the chassis (1) is composed of a bottom shell (11), an upper cover (12), a PCB (printed circuit board) (13) and a battery (14), the PCB (13) and the battery (14) are installed in the bottom shell (11), the PCB (13) and the battery (14) are connected through a circuit, the upper cover (12) is installed on the bottom shell (11) in a covering mode, a plate hole (121) is formed in the middle of the upper cover (12), a heat dissipation assembly (2) is installed in the plate hole (121), the heat dissipation assembly (2) is composed of a bottom plate (21), a heat dissipation fan (22) and a dust screen (23), the bottom plate (21) is embedded into the plate hole (121), fan installation holes (211) are formed in two ends of the bottom plate (21), the heat dissipation fan (22) is installed in the fan installation holes (211), the heat dissipation fan (22) is connected with the PCB (13) through a circuit, and the dust screen (23) is embedded into the plate hole (121) and attached to the bottom plate (21);

the serial port driving circuit (3) is arranged on the PCB (13), the serial port driving circuit (3) is composed of a voltage stabilizing chip U2, a WIFI chip U1, a master control chip M1 and a resistor exclusion J1, a pin 3 of the voltage stabilizing chip U2 is connected with a capacitor C9 and a capacitor C10 which are connected in parallel and then connected with a power supply VCC, a pin 2 of the voltage stabilizing chip U2 is connected with the capacitor C11 and outputs V3P3 voltage, a pin 10 and a pin 11 of the WIFI chip U1 are respectively connected with a pin 7 and a pin 16 of the master control chip M1, a pin 9 and a pin 12 of the WIFI chip U1 are respectively connected with a pin 10 and a pin 15 of the master control chip M1, a pin 13 and a pin 14 of the WIFI chip U1 are respectively connected with a pin 1 of the switch S1A, a pin 3 pin and a pin 4 and a pin 6 pin of the switch S1B, and simultaneously a pin 2 of the switch S1A and a pin 2 of the switch S1B are respectively connected with a pin 2 and a pin 3 pin 1 of the resistor exclusion J1.

2. The WiFi-based RS232 serial port Internet of things control module as claimed in claim 1, wherein: the 7 pin and the 8 pin of the WIFI chip U1 are respectively connected with a resistor R9 and a resistor R10, and simultaneously, the resistor R9 and the resistor R10 are respectively connected with the 7 pin and the 8 pin of the exclusion J1.

3. The WiFi-based RS232 serial port Internet of things control module as claimed in claim 1, wherein: the 8 pins of the main control chip M1 are connected with a capacitor C7 and a capacitor C8 which are connected in parallel, then the voltage of the V3P3 is connected, the 13 pins of the main control chip M1 are connected with a resistor R7, a resistor R7 is respectively connected with a capacitor C12 and a switch S2, and the 14 pins of the main control chip M1 are connected with a light-emitting diode D1 and a resistor R8 which are connected in series.

4. The WiFi-based RS232 serial port Internet of things control module as claimed in claim 1, wherein: and lead holes (122) are formed in the two ends of the upper cover (12), and the wire connecting heads (4) are inserted into the lead holes (122).

5. The WiFi-based RS232 serial port Internet of things control module as claimed in claim 1, wherein: the WIFI chip U1 supports a serial port peripheral and a 2.4GHz WiFi standard protocol, and a 32-bit microprocessor is integrated in the chip.