Control circuit of shared infusion controller management cabinet

Abstract

The invention discloses a control circuit of a shared infusion controller management cabinet, which comprises a main control circuit board and a detection control board, the main control circuit board comprises a main board MCU circuit, a touch screen driving circuit, an LCD screen driving circuit and a main board communication circuit, and the detection control board comprises a detection board MCU circuit, a detection circuit, an execution circuit and a detection board communication circuit. The communication end of the mainboard communication circuit is connected with the communication end of the detection board communication circuit. The touch screen driving circuit is matched with the LCD screen driving circuit, a man-machine interaction interface is provided for medical staff or patients, operation and information checking are facilitated, the detection circuit can detect the charging state of each infusion controller in real time, and the execution circuit can control a storage bin door lock used for storing the infusion controllers. Data transmission and instruction interaction between the main control circuit board and the detection control board are achieved through the main board communication circuit and the detection board communication circuit, unified and centralized management of a plurality of infusion controllers is achieved, and therefore the workload of nurses is relieved.

Description

Technical Field

[0001] The present invention relates to a control device, in particular to a control circuit of a shared infusion controller management cabinet. Background Art

[0002] In the existing technology, in order to prevent dangerous situations such as air entering the vein and blood backflow, an infusion controller is installed on the infusion tube. When the medicine is finished, the infusion controller can automatically stop the infusion tube. The patient does not need to keep a close eye on the infusion bottle. For patients who are unattended, in intensive care, receiving long-term infusion or bedridden, it can reduce the anxiety caused by infusion problems.

[0003] Generally, infusion controllers are managed and maintained by nurses. Currently, most infusion controllers on the market are independently charged and obtain power through a charging base. Since one charging base requires one socket, if these infusion controllers are charged at the same time, several power sockets are required. Failure to centrally manage them can easily lead to the scattered and chaotic placement of infusion controllers, making them difficult to manage, thereby increasing the burden on nurses. Summary of the Invention

[0004] In order to overcome the deficiencies of the prior art, the present invention provides a control circuit for a shared infusion controller management cabinet.

[0005] The technical solution adopted by the present invention to solve its technical problem is: A control circuit of a shared infusion controller management cabinet comprises a main control circuit board and a detection control board communicatively connected to the main control circuit board, wherein the main control circuit board comprises a mainboard MCU circuit, the input end of the mainboard MCU circuit is connected to a touch screen drive circuit, the output end of the mainboard MCU circuit is connected to an LCD screen drive circuit, and the data transmission end of the mainboard MCU circuit is connected to a mainboard communication circuit; the detection control board comprises a detection board MCU circuit, the input end of the detection board MCU circuit is connected to a detection circuit, the output end of the detection board MCU circuit is connected to an execution circuit, and the data transmission end of the detection board MCU circuit is connected to the detection board communication circuit; and the communication end of the mainboard communication circuit is connected to the communication end of the detection board communication circuit.

[0006] The mainboard MCU circuit includes a mainboard control chip U1, and the touch screen drive circuit includes a touch screen terminal FPC2 electrically connected to the touch screen, the first pin of the touch screen terminal FPC2 is connected to the 58th pin of the mainboard control chip U1, a capacitor C36 is connected between the second and third pins of the touch screen terminal FPC2, the fourth pin of the touch screen terminal FPC2 is connected to the 57th pin of the mainboard control chip U1, the fifth and sixth pins of the touch screen terminal FPC2 are connected to the power supply through resistors R15 and R16 respectively, and the seventh and eighth pins of the touch screen terminal FPC2 are grounded respectively.

[0007] The LCD screen driving circuit includes an LCD screen terminal FPC1, resistors RN2-RN8, an LCD driver chip U6 and a boost chip U7 electrically connected to the LCD screen. The first and second pins of the LCD screen terminal FPC1 are connected to the first pin of the LCD driver chip U6 through a Schottky diode D2. The third and fourth pins of the LCD screen terminal FPC1 are connected to the third pin of the LCD driver chip U6. The fourth pin of the LCD driver chip U6 is connected to the pin of the motherboard control chip U1. Pin 37, Pin 9-Pin 11 and Pin 37 of the LCD screen terminal FPC1 are connected to the mainboard control chip U1 through the resistor R8, and Pin 12-Pin 15, Pin 16-Pin 19, Pin 20-Pin 23, Pin 24-Pin 27, Pin 28-Pin 31 and Pin 32-Pin 35 of the LCD screen terminal FPC1 are connected to the mainboard control chip U1 through the resistor R2, resistor R3, resistor R4, resistor R5, resistor R6 and resistor R7 respectively.

[0008] The motherboard communication circuit includes a motherboard transceiver U11, the first pin of the motherboard transceiver U11 is connected to the 41st pin of the motherboard control chip U1 through a resistor R62, the fourth pin of the motherboard transceiver U11 is connected to the 42nd pin of the motherboard control chip U1 through a resistor R64, the sixth pin of the motherboard transceiver U11 is connected to the second pin of the communication terminal CN7 through a resistor R69 and a fuse F2, the seventh pin of the motherboard transceiver U11 is connected to the first pin of the communication terminal CN7 through a resistor R68 and a fuse F1, and a TVS diode TVS3 and a resistor R66 are connected in parallel between the sixth and seventh pins of the motherboard transceiver U11.

[0009] The main control circuit board also includes an audio power amplifier circuit, which includes an audio amplifier U8. The input end of the audio amplifier U8 is connected to the mainboard control chip U1, and the output end is respectively connected to the audio CN1 and the audio CN2; the audio input end of the mainboard control chip U1 is connected to the audio interface CN3.

[0010] The main control circuit board also includes a 4G module circuit, which includes a communication module U12 and a SIM card slot terminal J1. Pins 1 to 3, 5 and 7 of the SIM card slot terminal J1 are connected to the communication pins of the communication module U12. Pins 17 and 18 of the signal transmission end of the communication module U12 are connected to pins 4 and 5 of the converter U13. Pins 1 and 8 of the converter U13 are connected to pins 63 and 64 of the mainboard control chip U1. Internet communication is carried out between the mainboard control chip U1 and the communication module U12.

[0011] The detection board MCU circuit includes a detection board control chip U20, and the 5th and 6th pins of the detection board control chip U20 are connected to the crystal oscillator X1; the 49th, 46th and 7th pins of the detection board control chip U20 are connected to the debugging terminal H1, and the 43rd and 42nd pins of the detection board control chip U20 are connected to the data burning terminal H2.

[0012] The detection circuit includes charging terminals A1-A10, the second and third pins of the charging terminals A1-A10 are respectively connected to the input end of the detection board control chip U20, the fourth pin of the charging terminals A1-A10 is connected to the power supply, and the first, fifth and sixth pins of the charging terminals A1-A10 are grounded at the same time.

[0013] The execution circuit includes an electronic lock terminal B1-electronic lock terminal B10, the second pins of the electronic lock terminal B1-electronic lock terminal B10 are respectively connected to the input end of the detection board control chip U20, the output end of the detection board control chip U20 is respectively connected to the base of the transistor Q1-transistor Q10, the emitters of the transistors Q1-transistor Q10 are grounded, and the collectors of the transistors Q1-transistor Q10 are respectively connected to the fourth pins of the electronic lock terminal B1-electronic lock terminal B10.

[0014] The detection board communication circuit includes a detection board transceiver U21, the 1st pin of the detection board transceiver U21 is connected to the 52nd pin of the detection board control chip U20 through a resistor R117, the 4th pin of the detection board transceiver U21 is connected to the 51st pin of the detection board control chip U20 through a resistor R116, the 6th pin and the 7th pin of the detection board transceiver U21 are respectively communicated with the 6th pin and the 7th pin of the main board transceiver U11, and a TVS diode TVS6 and a resistor R112 are connected in parallel between the 6th pin and the 7th pin of the detection board transceiver U21.

[0015] The beneficial effects of the present invention are as follows: the present invention stores a plurality of infusion controllers in a management cabinet, wherein a main control circuit board and a detection control board are provided in the management cabinet. The main control circuit board includes a mainboard MCU circuit, a touch screen drive circuit, an LCD screen drive circuit, and a mainboard communication circuit. The detection control board includes a detection board MCU circuit, a detection circuit, an execution circuit, and a detection board communication circuit. The communication end of the mainboard communication circuit is connected to the communication end of the detection board communication circuit. The touch screen drive circuit cooperates with the LCD screen drive circuit to provide a human-computer interaction interface for medical staff or patients, facilitating operation and viewing of information. The detection circuit can detect the charging status of each infusion controller in real time, and the execution circuit can control the door lock of the storage compartment for storing the infusion controller. The mainboard communication circuit and the detection board communication circuit realize data transmission and command interaction between the main control circuit board and the detection control board, realizing unified and centralized management of multiple infusion controllers, thereby reducing the workload of nurses. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The present invention will be further described below with reference to the accompanying drawings and examples.

[0017] Figure 1 It is a circuit block diagram of the present invention.

[0018] Figure 2 This is the mainboard MCU circuit schematic.

[0019] Figure 3 It is the peripheral circuit schematic diagram of the mainboard MCU circuit.

[0020] Figure 4 This is the schematic diagram of the LCD screen driver circuit.

[0021] Figure 5 This is the power circuit schematic diagram of the LCD screen drive circuit.

[0022] Figure 6 This is the mainboard communication circuit schematic.

[0023] Figure 7 This is the schematic diagram of the audio power amplifier circuit.

[0024] Figure 8 This is the circuit schematic of the audio interface.

[0025] Figure 9 This is the circuit schematic diagram of the 4G module.

[0026] Figure 10 This is the peripheral circuit schematic diagram of the 4G module circuit.

[0027] Figure 11 This is the schematic diagram of the WIFI circuit.

[0028] Figure 12This is the schematic diagram of the FLASH circuit and RTC clock circuit.

[0029] Figure 13 This is the power circuit schematic diagram of the main control circuit board.

[0030] Figure 14 This is the schematic diagram of the MCU circuit of the detection board.

[0031] Figure 15 This is the power circuit schematic diagram of the detection control board.

[0032] Figure 16 This is the schematic diagram of the communication circuit of the detection board.

[0033] Figure 17 The diagram is a schematic diagram of one to five detection circuits and one to five execution circuits.

[0034] Figure 18 This is a circuit schematic diagram of a six-to-ten-way detection circuit and a six-to-ten-way execution circuit. DETAILED DESCRIPTION

[0035] To make the purpose, technical solutions and advantages of the present invention more clear, the present invention is further described in detail below in conjunction with specific embodiments and with reference to the accompanying drawings. It should be noted that the embodiments of the present invention and the features therein can be combined with each other without conflict.

[0036] It is to be understood that these descriptions are illustrative only and are not intended to limit the scope of the invention.

[0037] Some embodiments of the present invention are described below with reference to the accompanying drawings.

[0038] Reference Figures 1 to 18, a control circuit of a shared infusion controller management cabinet, comprising a main control circuit board and a detection control board communicatively connected to the main control circuit board, the main control circuit board comprising a mainboard MCU circuit, the input end of the mainboard MCU circuit being connected to a touch screen driving circuit, the output end of the mainboard MCU circuit being connected to an LCD screen driving circuit, and the data transmission end of the mainboard MCU circuit being connected to a mainboard communication circuit; the detection control board comprising a detection board MCU circuit, the input end of the detection board MCU circuit being connected to a detection circuit, the output end of the detection board MCU circuit being connected to an execution circuit, and the data transmission end of the detection board MCU circuit being connected to a detection board communication circuit; the communication end of the mainboard communication circuit being connected to the communication end of the detection board communication circuit. In this embodiment, the shared infusion controller management cabinet is a common shared storage device on the market, such as a shared power bank. The specific shared infusion controller management cabinet includes a cabinet body, in which the main control circuit board and the detection control board are installed. The cabinet body is provided with storage bins for power supply, storage and management of infusion controllers. The storage bins are electrically connected to the detection circuit and the execution circuit. The detection circuit can detect the charging status of each infusion controller in real time, and the execution circuit can control the door lock switch of the storage bin. In addition, the touch screen drive circuit cooperates with the LCD screen drive circuit to provide a human-computer interaction interface for medical staff or patients, which is convenient for operation and viewing of information; the mainboard communication circuit and the detection board communication circuit realize data transmission and command interaction between the main control circuit board and the detection control board, and realize unified and centralized management of multiple infusion controllers, thereby reducing the workload of nurses.

[0039] The motherboard MCU circuit includes a motherboard control chip U1, and the touch screen driver circuit includes a touch screen terminal FPC2 electrically connected to the touch screen. Pin 1 of the touch screen terminal FPC2 is connected to pin 58 of the motherboard control chip U1. A capacitor C36 is connected between pins 2 and 3 of the touch screen terminal FPC2 for filtering and reducing interference during signal transmission. Pin 4 of the touch screen terminal FPC2 is connected to pin 57 of the motherboard control chip U1. Pins 5 and 6 of the touch screen terminal FPC2 are connected to a power supply via resistors R15 and R16, respectively. Pins 7 and 8 of the touch screen terminal FPC2 are grounded. Specifically, a resistor R16 is connected between pins 1 and 2 of the touch screen terminal FPC2, and a resistor R15 is connected between pins 2 and 5 of the touch screen terminal FPC2. The touch screen transmits user input functions to the motherboard control chip U1 via the touch screen terminal FPC2, facilitating user operation.

[0040] In this embodiment, the main control circuit board also includes a peripheral circuit, which includes a crystal oscillator X2 and capacitors C1-C12 to reduce interference during signal transmission. Specifically, the first pin of the crystal oscillator X2 is connected to the 51st pin of the mainboard control chip U1, the third pin of the crystal oscillator X2 is connected to the 52nd pin of the mainboard control chip U1, the first pin and the fourth pin of the crystal oscillator X2 are connected to the capacitor C1, and the second pin and the third pin of the crystal oscillator X2 are connected to the capacitor C2.

[0041] Reference Figure 4 and Figure 5 The LCD screen driving circuit includes an LCD screen terminal FPC1 electrically connected to the LCD screen, a resistor RN2-resistor RN8, an LCD driver chip U6 and a boost chip U7. The first and second pins of the LCD screen terminal FPC1 are connected to the first pin of the LCD driver chip U6 through a Schottky diode D2. The third and fourth pins of the LCD screen terminal FPC1 are connected to the third pin of the LCD driver chip U6. The fourth pin of the LCD driver chip U6 is connected to the 37th pin of the motherboard control chip U1. The 9th pin, the 11th pin and the 37th pin of the LCD screen terminal FPC1 are connected to the motherboard control chip U1 through a resistor R8. The LCD screen terminal FPC Pin 12 to pin 15, pin 16 to pin 19, pin 20 to pin 23, pin 24 to pin 27, pin 28 to pin 31 and pin 32 to pin 35 of 1 are respectively connected to the mainboard control chip U1 through resistors R2, R3, R4, R5, R6 and R7. Pin 4 of the LCD driver chip U6 receives the brightness control signal sent by the mainboard control chip U1. This signal can be a PWM signal for adjusting the brightness of the LCD screen. The mainboard control chip U1 transmits the charging status information of each infusion controller and the door lock switch information of the storage bin to the LCD screen terminal FPC1, and displays it on the LCD screen to facilitate users to view the information.

[0042] In this embodiment, the LCD screen drive circuit also includes a power chip U7. Pin 5 of the power chip U7 is an input voltage pin. Capacitors C41 and C42 are connected in parallel between pin 5 and ground for filtering and smoothing the input voltage. Pin 4 of the power chip U7 is an enable pin that controls the chip's operating state. Pin 1 of the power chip U7 is a switch pin that outputs a converted voltage. Inductor L7 is connected between pin 1 and ground for energy storage and filtering. The power supply passes through the power chip U7 for voltage conversion or voltage stabilization, providing a suitable voltage for the LCD screen terminal FPC1.

[0043] The motherboard communication circuit includes a motherboard transceiver U11, the first pin of the motherboard transceiver U11 is connected to the 41st pin of the motherboard control chip U1 through a resistor R62, the fourth pin of the motherboard transceiver U11 is connected to the 42nd pin of the motherboard control chip U1 through a resistor R64, the sixth pin of the motherboard transceiver U11 is connected to the second pin of the communication terminal CN7 through a resistor R69 and a fuse F2, the seventh pin of the motherboard transceiver U11 is connected to the first pin of the communication terminal CN7 through a resistor R68 and a fuse F1, and a TVS diode TVS3 and a resistor R66 are connected in parallel between the sixth and seventh pins of the motherboard transceiver U11.

[0044] In this embodiment, the detection board communication circuit includes a detection board transceiver U21, the 1st pin of the detection board transceiver U21 is connected to the 52nd pin of the detection board control chip U20 through a resistor R117, the 4th pin of the detection board transceiver U21 is connected to the 51st pin of the detection board control chip U20 through a resistor R116, the 6th pin and the 7th pin of the detection board transceiver U21 are respectively connected to the 6th pin and the 7th pin of the mainboard transceiver U11 for communication, and the 6th pin and the 7th pin of the detection board transceiver U21 are respectively connected to the 6th pin and the 7th pin of the mainboard transceiver U11 for communication. A TVS diode TVS6 and a resistor R112 are connected in parallel. Specifically, the 6th pin of the detection board transceiver U21 is connected to the signal terminal CN9 through a resistor R114, and the 7th pin of the detection board transceiver U21 is connected to the signal terminal CN8 through a resistor R115. The signal terminal CN9 is used to be connected to the 2nd pin of the communication terminal CN7, and the signal terminal CN8 is used to be connected to the 1st pin of the communication terminal CN7. After connection, data transmission and command interaction are realized between the main control circuit board and the detection control board.

[0045] The main control circuit board also includes an audio amplifier circuit, which includes an audio amplifier U8. The input of audio amplifier U8 is connected to the mainboard control chip U1, and the output is connected to speakers CN1 and CN2, respectively. The audio input of the mainboard control chip U1 is connected to an audio interface CN3, which can be used to transmit audio signals and is typically used to connect headphones, speakers, or other audio output devices. The periphery of audio amplifier U8 is also connected to capacitors C53 through C58, with capacitors C57 and C58 located between the power supply 5V and ground to stabilize the power supply. Capacitors C53 through C55 are connected between the mainboard control chip U1 and the transmission pins of audio amplifier U8 to filter out high-frequency noise and stabilize the signal. In this embodiment, the audio amplifier U8 has a left channel signal and a right channel signal. The left channel signal input is the 3rd and 4th pins of the audio amplifier U8, and the output is the 13th and 14th pins. The right channel signal input is the 7th and 6th pins of the audio amplifier U8, and the output is the 10th and 9th pins, providing a sound reminder for the human-computer interaction interface to facilitate user use.

[0046] The main control circuit board and the background can communicate wirelessly, refer to Figures 9 to 11 , Figure 9 and Figure 10 This is the 4G module circuit schematic diagram provided by the present invention. Figure 11 This is the WIFI circuit schematic diagram provided by the present invention, refer to Figure 9 The 4G module circuit includes a communication module U12 and a SIM card slot terminal J1. The SIM card slot terminal J1 is used to insert a 4G card. Pins 1 to 3, pin 5, and pin 7 of the SIM card slot terminal J1 are connected to the communication pins of the communication module U12. Pins 17 and 18 of the signal transmission end of the communication module U12 are connected to pins 4 and 5 of the converter U13. Pins 1 and 8 of the converter U13 are connected to pins 63 and 64 of the mainboard control chip U1, enabling internet communication between the mainboard control chip U1 and the communication module U12. The mainboard control chip U1 uploads the real-time status of each infusion controller in the management cabinet (such as charging status and storage compartment door lock and switch information) to the backend via the 4G network to facilitate data statistics.

[0047] In this embodiment, wireless communication can also use WIFI circuit, refer to Figure 11The WIFI circuit includes a WIFI module U9. The first pin of the WIFI module U9 is connected to the 55th pin of the mainboard control chip U1, which is used to receive the reset signal of the mainboard control chip U1 to ensure that the chip can work normally and stably. The 22nd and 21st pins of the WIFI module U9 are used for the mainboard control chip U1 and external devices to send and receive data. The 18th and 17th pins of the WIFI module U9 are connected to the 63rd and 64th pins of the mainboard control chip U1, which are used to transmit the data of the mainboard control chip U1 to the background through the WIFI module U9, which is also convenient for data statistics.

[0048] The main control circuit board also includes a FLASH circuit and an RTC clock circuit. The FLASH circuit includes a flash memory U2. Pins 1, 3, and 7 of the flash memory U2 are connected to the data burning interface RN1. Pins 2, 5, and 6 of the flash memory U2 are respectively connected to pins 62, 61, and 59 of the mainboard control chip U1. Pin 1 of the flash memory U2 is also connected to pin 60 of the mainboard control chip U1. A key switch SW2 is connected between pin 1 of the flash memory U2 and ground. During program burning or data transfer, the key switch SW2 is used to enable data to be transmitted between the flash memory U2 and the mainboard control chip U1. In this embodiment, the RTC clock circuit includes a clock chip U10, which is a relatively common circuit.

[0049] In this embodiment, the main control circuit board also includes a power supply circuit. Figure 13 , Figure 13 This is a typical power supply circuit schematic provided by the present invention, which steps down the input high voltage to a low voltage suitable for normal operation.

[0050] The detection board MCU circuit includes a detection board control chip U20. Pins 5 and 6 of the detection board control chip U20 are connected to the crystal oscillator X1; pins 49, 46, and 7 of the detection board control chip U20 are connected to the debug terminal H1, and pins 43 and 42 of the detection board control chip U20 are connected to the data burning terminal H2. Specifically, the detection board control chip U20 is also peripherally connected to key switches SW1, SW3, and SW4 to facilitate debugging or program burning.

[0051] In this embodiment, the detection control board also includes a power supply part, referring to Figure 15The power terminal CN5 is connected to the power supply 12V, and the power end of the power terminal CN5 is connected to the step-down chip U4. The voltage is stepped down to 5V by the step-down chip U4, and then the 5V voltage is connected to the voltage regulator chip U3, and the 5V voltage is stabilized to the working voltage 3.3V of the detection board control chip U20, providing a stable voltage for the detection control board.

[0052] The detection circuit includes charging terminals A1 and A10, which serve as the charger for the infusion controller. Pins 2 and 3 of the charging terminals A1 and A10 are respectively connected to the input terminals of the detection board control chip U20. The detection board control chip U20 determines whether the charger is charging (e.g., pin 2 outputs a low level) or in standby mode (e.g., pin 3 outputs a low level) by reading the electrical levels of these two pins. Pin 4 of the charging terminals A1 and A10 is connected to a power source to provide charging power to the charger. Pins 1, 5, and 6 of the charging terminals A1 and A10 are simultaneously grounded.

[0053] The execution circuit includes an electronic lock terminal B1-electronic lock terminal B10, and the second pins of the electronic lock terminal B1-electronic lock terminal B10 are respectively connected to the input end of the detection board control chip U20, which is the input signal of the electronic lock state, input to the detection board control chip U20, and the output end of the detection board control chip U20 is respectively connected to the base of the transistor Q1-transistor Q10, and the emitter of the transistor Q1-transistor Q10 is grounded, and the collector of the transistor Q1-transistor Q10 is respectively connected to the fourth pin of the electronic lock terminal B1-electronic lock terminal B10. In the embodiment, the detection board control chip U20 controls the conduction and cutoff of the transistor Q1-transistor Q10 by outputting a signal. When the output signal is high, the emitter and collector of the transistor are turned on, so that the collector of the transistor is turned on with the 4th pin of the electronic lock terminal, thereby controlling the door lock switch of the storage bin. In addition, an ozone generator can be connected to the base of the transistor. When the signal output by the detection board control chip U20 is low, the base of the transistor is connected with the emitter, thereby starting the ozone generator. That is, after the door lock of the storage bin is closed, the ozone generator is started, which can disinfect the storage bin.

[0054] Working principle: The mainboard control chip U1 serves as the center of the entire shared infusion management cabinet, controlling the touch screen drive circuit and the LCD screen drive circuit, providing a human-computer interaction interface for medical staff or patients, and realizing data transmission and command interaction through the mainboard communication circuit of the main control circuit board and the detection board communication circuit of the detection control board. Specifically, the user can issue a storage bin unlocking instruction through the touch screen, and the touch screen drive circuit transmits the instruction to the mainboard MCU circuit, which is processed by the mainboard MCU circuit and sends an unlocking instruction to the detection control board through the mainboard communication circuit. After receiving the unlocking instruction, the detection board MCU circuit sends an execution instruction to the execution circuit to unlock the storage bin; the detection circuit and the execution circuit transmit the status information of the storage bin and the charger back to the detection board MCU circuit, and the detection board MCU circuit then transmits the status information to the main control circuit board through the detection board communication circuit. After receiving the status information, the main circuit board transmits data to the LCD screen drive circuit, so that the LCD screen displays the status information of the storage bin and the charger in real time, and can centrally manage multiple infusion controllers, thereby reducing the workload of nurses.

[0055] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the invention, and that the scope of the invention is defined by the claims and their equivalents.

Claims

1. A control circuit of a shared infusion controller management cabinet, characterized in that The invention comprises a main control circuit board and a detection control board communicatively connected to the main control circuit board, wherein the main control circuit board comprises a mainboard MCU circuit, the input end of the mainboard MCU circuit is connected to a touch screen drive circuit, the output end of the mainboard MCU circuit is connected to an LCD screen drive circuit, and the data transmission end of the mainboard MCU circuit is connected to a mainboard communication circuit; the detection control board comprises a detection board MCU circuit, the input end of the detection board MCU circuit is connected to a detection circuit, the output end of the detection board MCU circuit is connected to an execution circuit, and the data transmission end of the detection board MCU circuit is connected to the detection board communication circuit; and the communication end of the mainboard communication circuit is connected to the communication end of the detection board communication circuit.

2. The control circuit of the shared infusion controller management cabinet according to claim 1 is characterized in that The mainboard MCU circuit includes a mainboard control chip U1, and the touch screen drive circuit includes a touch screen terminal FPC2 electrically connected to the touch screen, the first pin of the touch screen terminal FPC2 is connected to the 58th pin of the mainboard control chip U1, a capacitor C36 is connected between the second and third pins of the touch screen terminal FPC2, the fourth pin of the touch screen terminal FPC2 is connected to the 57th pin of the mainboard control chip U1, the fifth and sixth pins of the touch screen terminal FPC2 are connected to the power supply through resistors R15 and R16 respectively, and the seventh and eighth pins of the touch screen terminal FPC2 are grounded respectively.

3. The control circuit of the shared infusion controller management cabinet according to claim 2 is characterized in that The LCD screen driving circuit includes an LCD screen terminal FPC1, resistors RN2-RN8, an LCD driver chip U6 and a boost chip U7 electrically connected to the LCD screen. The first and second pins of the LCD screen terminal FPC1 are connected to the first pin of the LCD driver chip U6 through a Schottky diode D2. The third and fourth pins of the LCD screen terminal FPC1 are connected to the third pin of the LCD driver chip U6. The fourth pin of the LCD driver chip U6 is connected to the pin of the motherboard control chip U1. Pin 37, Pin 9-Pin 11 and Pin 37 of the LCD screen terminal FPC1 are connected to the mainboard control chip U1 through the resistor R8, and Pin 12-Pin 15, Pin 16-Pin 19, Pin 20-Pin 23, Pin 24-Pin 27, Pin 28-Pin 31 and Pin 32-Pin 35 of the LCD screen terminal FPC1 are connected to the mainboard control chip U1 through the resistor R2, resistor R3, resistor R4, resistor R5, resistor R6 and resistor R7 respectively.

4. The control circuit of the shared infusion controller management cabinet according to claim 2 is characterized in that The motherboard communication circuit includes a motherboard transceiver U11, the first pin of the motherboard transceiver U11 is connected to the 41st pin of the motherboard control chip U1 through a resistor R62, the fourth pin of the motherboard transceiver U11 is connected to the 42nd pin of the motherboard control chip U1 through a resistor R64, the sixth pin of the motherboard transceiver U11 is connected to the second pin of the communication terminal CN7 through a resistor R69 and a fuse F2, the seventh pin of the motherboard transceiver U11 is connected to the first pin of the communication terminal CN7 through a resistor R68 and a fuse F1, and a TVS diode TVS3 and a resistor R66 are connected in parallel between the sixth and seventh pins of the motherboard transceiver U11.

5. The control circuit of the shared infusion controller management cabinet according to claim 2 is characterized in that The main control circuit board also includes an audio power amplifier circuit, which includes an audio amplifier U8. The input end of the audio amplifier U8 is connected to the mainboard control chip U1, and the output end is respectively connected to the audio CN1 and the audio CN2; the audio input end of the mainboard control chip U1 is connected to the audio interface CN3.

6. The control circuit of the shared infusion controller management cabinet according to claim 2 is characterized in that The main control circuit board also includes a 4G module circuit, which includes a communication module U12 and a SIM card slot terminal J1. Pins 1 to 3, 5 and 7 of the SIM card slot terminal J1 are connected to the communication pins of the communication module U12. Pins 17 and 18 of the signal transmission end of the communication module U12 are connected to pins 4 and 5 of the converter U13. Pins 1 and 8 of the converter U13 are connected to pins 63 and 64 of the mainboard control chip U1. Internet communication is carried out between the mainboard control chip U1 and the communication module U12.

7. The control circuit of the shared infusion controller management cabinet according to claim 1 is characterized in that The detection board MCU circuit includes a detection board control chip U20, and the 5th and 6th pins of the detection board control chip U20 are connected to the crystal oscillator X1; the 49th, 46th and 7th pins of the detection board control chip U20 are connected to the debugging terminal H1, and the 43rd and 42nd pins of the detection board control chip U20 are connected to the data burning terminal H2.

8. The control circuit of the shared infusion controller management cabinet according to claim 7 is characterized in that The detection circuit includes charging terminals A1-A10, the second and third pins of the charging terminals A1-A10 are respectively connected to the input end of the detection board control chip U20, the fourth pin of the charging terminals A1-A10 is connected to the power supply, and the first, fifth and sixth pins of the charging terminals A1-A10 are grounded at the same time.

9. The control circuit of the shared infusion controller management cabinet according to claim 7 is characterized in that The execution circuit includes an electronic lock terminal B1-electronic lock terminal B10, the second pins of the electronic lock terminal B1-electronic lock terminal B10 are respectively connected to the input end of the detection board control chip U20, the output end of the detection board control chip U20 is respectively connected to the base of the transistor Q1-transistor Q10, the emitters of the transistors Q1-transistor Q10 are grounded, and the collectors of the transistors Q1-transistor Q10 are respectively connected to the fourth pins of the electronic lock terminal B1-electronic lock terminal B10.

10. The control circuit of the shared infusion controller management cabinet according to claim 7 is characterized in that The detection board communication circuit includes a detection board transceiver U21, the 1st pin of the detection board transceiver U21 is connected to the 52nd pin of the detection board control chip U20 through a resistor R117, the 4th pin of the detection board transceiver U21 is connected to the 51st pin of the detection board control chip U20 through a resistor R116, the 6th pin and the 7th pin of the detection board transceiver U21 are respectively communicated with the 6th pin and the 7th pin of the main board transceiver U11, and a TVS diode TVS6 and a resistor R112 are connected in parallel between the 6th pin and the 7th pin of the detection board transceiver U21.

Images