CN110184791A - The general automatic release device of liquid detergent - Google Patents

Abstract

The invention relates to a laundry detergent device for a washing machine, in particular to a general automatic laundry detergent dispensing device, including a laundry detergent dispensing device; a wireless communication module is connected to a washing machine controller and a laundry detergent dispensing device respectively; Communication, the service department is configured to store, transfer and analyze data information; the mobile terminal communicates with the server through the wireless network, and the mobile terminal is configured to pay, set the washing machine operation mode, send requests and receive information; and the control terminal, the control terminal Communicate with the server through the wireless network, and the control terminal is configured to monitor the operation of the washing machine, alarm the liquid level of laundry detergent, consumption status, and receive requests from the mobile terminal. The general automatic laundry detergent dispenser provided by the invention has the advantages of simple structure and convenient use, and the user does not need to prepare laundry detergent by himself, and can control the amount of laundry detergent to ensure the rinsing effect.

Description

Universal automatic dispenser for laundry detergent

technical field

The invention relates to a laundry liquid device of a washing machine, in particular to a universal automatic feeding device for laundry liquid.

Background technique

The traditional self-service commercial washing machine laundry detergent needs to be brought by the user, which is inconvenient to use, and it is easy to dirty the washing machine when filling the laundry detergent, which increases the cleaning workload of the operator.

Contents of the invention

In order to solve the above problems, the present invention provides a laundry liquid universal automatic dispensing device with its own laundry liquid, which is convenient to use. The specific technical solution is:

The universal automatic delivery device for laundry detergent includes a laundry detergent delivery device configured to automatically fill the washing machine with laundry detergent; a wireless communication module connected to the washing machine controller and the laundry detergent delivery device respectively , the wireless communication module is configured to communicate with the washing machine controller and control the laundry detergent dispensing device; the server, the server communicates with the wireless communication module through a wireless network, and the service part is configured to store data information, Relay and analysis; mobile terminal, the mobile terminal communicates with the server through the wireless network, the mobile terminal is configured to pay, set the washing machine operation mode, send a request and receive information; and control terminal, the control terminal communicates with the server through the wireless network Communicating with the server, the control terminal is configured to monitor the operation of the washing machine, alarm the level of laundry liquid, consumption status, receive requests from the mobile terminal, and send information.

By adopting the above technical solution, the wireless communication module is connected to the laundry detergent controller through wires, realizes the connection with the washing machine controller and the server, and realizes the control of the laundry detergent dispensing device through the wireless communication module, which requires little modification to the existing washing machine. The function of automatic delivery of laundry detergent is realized, which is convenient to use.

Preferably, the laundry liquid dispensing device includes a laundry liquid box installed inside or outside the washing machine; a liquid level sensor installed in the laundry liquid box; a liquid outlet pipe, The liquid outlet pipes are respectively connected with the laundry liquid box and the washing machine; and the liquid suction pump is installed on the liquid discharge pipe; the wireless communication module is also respectively connected with the liquid level sensor and the liquid suction pump.

By adopting the above technical solution, the laundry detergent box is used for storing laundry detergent. The liquid level sensor is used to monitor the amount of laundry detergent, and when the amount of laundry detergent reaches the alarm, the operator is reminded to add laundry detergent. The liquid suction pump is used to control the injection of laundry liquid, and when the liquid suction pump starts, the laundry liquid in the liquid laundry liquid box is pumped into the washing parts of the washing machine.

Preferably, the laundry detergent box includes a box body, the top of the box body is provided with an opening, the bottom of the box body is provided with a liquid outlet, and the liquid outlet is connected to a liquid outlet pipe, and the liquid level sensor Install the box body; the box cover, the box cover is fixed on the top of the box body, the box cover is provided with a liquid filling port, and the box cover is configured to close the opening at the top of the box body; and the bottom cover, the bottom The cover is installed at the bottom of the box body, and the liquid suction pump is located between the bottom cover and the box body.

By adopting the above technical scheme, the liquid suction pump is installed inside the box body, so that the structure is compact and the installation is convenient, especially when the laundry liquid box is placed outside to form an integral structure.

Preferably, an anti-overflow ring is provided on the liquid outlet, and the anti-overflow ring is located inside the box body.

By adopting the above technical solution, the anti-spill ring prevents the washing liquid from splashing out, and at the same time facilitates the installation of the plug.

Preferably, the liquid suction pump is one of a 3-24V peristaltic pump, a gear pump or a diaphragm pump.

By adopting the above technical solution, the peristaltic pump or the diaphragm pump can control the filling of the amount of laundry liquid.

Preferably, the server is a cloud server; the mobile terminal is a mobile phone, and a client is installed on the mobile phone.

Preferably, the wireless communication module includes one or more of communication modules based on 2G/3G/4G/5G, NB-IOT, LORA or Bluetooth; the wireless communication module is also provided with a device number.

By adopting the above technical solution, the equipment number facilitates identification of the washing machine.

It also includes a two-dimensional code, the two-dimensional code is set on the washing machine, and the equipment number is set in the two-dimensional code.

Preferably, the washing machine controller includes a chip MB95F103, and the wireless communication module includes a chip RDA8955 and a chip RDA6625; pin 16 of the MB95F103 is connected to a resistor R94, and the resistor R94 is connected to the TX pin of the RDA8955; The pin 17 of MB95F103 is connected with the resistor R95, and the resistor R95 is connected with the RX pin of the RDA8955; the pin PA0 of the RDA8955 is connected with the resistor R23, and the resistor R23 is connected with the liquid level sensor; the pin PA3 of the RDA8955 is connected with the A resistor R70, a triode Q4, a resistor R72 and a triode Q6 connected in sequence are provided between the pumps, the resistor R70 is respectively connected to the pin PA3 of the RDA8955 and the base of the triode Q4, and the emitter of the triode Q4 is connected to the power supply The collector of the triode Q4 is connected to the resistor R72, the resistor R72 is connected to the collector of the resistor R73 and the transistor Q6, the resistor R73 is connected to the 12V power supply and the base of the transistor Q6, and the transistor The emitter of Q4 is connected to the pump; the pins RXLB_P, RXHB_P, TXO_HB, TXO_LB and APC_VBIAS of the RDA8955 are respectively connected to the RDA6625; the pins VSIM, DATA, CLK, GND and RST of the RDA8955 are respectively connected to the SIM seat .

Preferably, the washing machine controller includes a chip MB95F103, the wireless communication module includes a chip ASR1802 and a chip ASRRF858; the pin 16 of the MB95F103 is connected to a resistor R94, and the resistor R94 is connected to the TX pin of the ASR1802; the The pin 17 of MB95F103 is connected to the resistor R95, and the resistor R95 is connected to the RX pin of the ASR1802; the pin P00 of the ASR1802 is connected to the resistor R23, and the resistor R23 is connected to the liquid level sensor; the pin P03 of the ASR1802 is connected to the A resistor R70, a transistor Q4, a resistor R72 and a transistor Q6 are arranged in sequence between the pumps, and the resistor R70 is respectively connected to the pin P00 of the ASR1802 and the base of the transistor Q4, and the emitter of the transistor Q4 is connected to the power supply The collector of the triode Q4 is connected to the resistor R72, the resistor R72 is connected to the collector of the resistor R73 and the transistor Q6, the resistor R73 is connected to the 12V power supply and the base of the transistor Q6, and the transistor The emitter of Q4 is connected to the liquid pump; the pins RXLB_P, RXHB_P, TXO_HB, TXO_LB and APC_VBIAS of the ASR1802 are respectively connected to the ASRRF858; the pins VSIM, DATA, CLK, GND and RST of the ASR1802 are connected to the SIM socket respectively .

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

The general automatic laundry detergent dispenser provided by the invention has the advantages of simple structure and convenient use, and the user does not need to prepare laundry detergent by himself, and can control the amount of laundry detergent to ensure the rinsing effect.

Description of drawings

Fig. 1 is a schematic diagram of the axonometric structure of the laundry detergent box;

Fig. 2 is the sectional structure schematic diagram of laundry detergent box;

Fig. 3 is a schematic diagram of the communication and control structure of the universal automatic delivery device for laundry detergent;

Fig. 4 is a circuit schematic diagram of a universal automatic delivery device for laundry detergent using a 2G network;

Fig. 5 is a schematic circuit diagram of a universal automatic dispenser for laundry detergent using a 4G network.

Detailed ways

The present invention will be further described now in conjunction with accompanying drawing.

As shown in Figures 1 to 5, the universal automatic delivery device for laundry detergent includes a laundry detergent delivery device, which is configured to automatically fill the washing machine with laundry detergent; a wireless communication module, which communicates with The washing machine controller is connected to the laundry liquid dispensing device, and the wireless communication module is configured to communicate with the washing machine controller and control the laundry liquid dispensing device respectively; the server, the server communicates with the wireless communication module through a wireless network, and the service The part is configured for the storage, transfer and analysis of data information; the mobile terminal, that is, the mobile client, is usually a mobile phone, and the mobile phone is equipped with a client, that is, an APP is installed, and the mobile terminal communicates with the server through a wireless network. The mobile terminal is configured to pay, set the operating mode of the washing machine, send requests and receive information; and a control terminal, the control terminal communicates with the server through the wireless network, and the control terminal is configured to monitor the operation of the washing machine, the liquid level of the washing machine Alarm, consumption status, receiving requests from mobile terminals and sending information.

As shown in Figure 1 and Figure 2, the laundry liquid delivery device includes a laundry liquid box 1, and the laundry liquid box 1 is installed inside or outside the washing machine; a liquid level sensor 2, and the liquid level sensor 2 is installed in the laundry liquid box 1 middle; the liquid outlet pipe 4, the liquid outlet pipe 4 is respectively connected with the washing liquid box 1 and the laundry box of the washing machine; the liquid suction pump 3, the liquid suction pump 3 is installed on the liquid outlet pipe 4; the washing machine controller is also connected with the liquid level sensor respectively 2 is connected with the suction pump 3.

The laundry detergent box 1 is used for storing laundry detergent. The liquid level sensor 2 is used to monitor the amount of laundry liquid, and when the amount of laundry liquid reaches an alarm, the operator is reminded to add laundry liquid. The liquid suction pump 3 is used to control the injection of laundry liquid, and when the liquid suction pump 3 starts, the laundry liquid in the liquid laundry liquid box 1 is pumped into the washing parts of the washing machine.

Specifically, the laundry liquid box 1 includes a box body 11, the top of the box body 11 is provided with an opening, the bottom of the box body 11 is provided with a liquid outlet 14, and the liquid outlet 14 is connected to the liquid outlet pipe 4, and the liquid level sensor 2 is installed in the box Inside the body 11; the lid 12, the lid 12 is fixed on the top of the box body 11, the lid 12 is provided with a liquid filling port 15, the lid 12 is configured to close the opening at the top of the box body 11; and the bottom cover 17, the bottom The cover 17 is mounted on the bottom of the box body 11 , and the liquid suction pump 3 is located between the bottom cover 17 and the box body 11 .

The liquid suction pump 3 is installed in the inside of the box body 11, so that the structure is compact and easy to install, especially when the laundry detergent box 1 is placed outside, it has an integral structure.

An anti-overflow ring 13 is provided on the liquid outlet 14 , and the anti-overflow ring 13 is located inside the box body 11 . The anti-overflow ring 13 prevents the washing liquid from splashing out, and facilitates the installation of the stopper simultaneously.

Both sides of the top of the box body 11 are provided with hanging ears 16 , and waist-shaped holes are arranged on the hanging ears 16 , and two hanging ears 16 are also arranged on the bottom cover 17 .

The liquid suction pump 3 is installed in the inside of the box body 11, so that the structure is compact and easy to install, especially when the laundry detergent box 1 is placed outside, it has an integral structure. The liquid suction pump 3 is a 12V gear pump, a peristaltic pump or a diaphragm pump. Peristaltic pumps or diaphragm pumps can control the filling of laundry detergent, avoid too little laundry detergent, or too much laundry detergent, resulting in unclean rinsing, which can save the amount of laundry detergent used.

When working, put the clothes into the washing machine, and then select the washing mode on the washing machine or mobile client to start washing. Liquid suction pump 3 controls the filling amount of laundry detergent according to the selected laundry mode. The peristaltic pump can directly control the filling volume, and the diaphragm pump can control the filling volume according to the working time, so as to avoid too little laundry detergent or too much laundry detergent. It leads to unclean rinsing and can save the amount of laundry detergent used.

The wireless communication module is used to realize the connection with the Internet, so as to facilitate unified management, facilitate charging and monitor the status of the washing machine.

The server can be a cloud server.

The wireless communication module includes one or more of communication modules based on 2G/3G/4G/5G, NB-IOT, LORA or Bluetooth.

The wireless communication module also has a device number. The unit number makes it easy to identify the washing machine.

It also includes a two-dimensional code, the two-dimensional code is set on the washing machine, and the equipment number is arranged in the two-dimensional code.

The liquid suction pump 3 is controlled through the wireless communication module. At the same time, the wireless module monitors the liquid level sensor 2 and transmits the status to the background server.

Air202 is used in the wireless communication module. Air202 is a communication module based on GPRS. The wireless communication module stores control programs. Through Air202, the communication and data interaction between the washing machine controller and the cloud server-based management system can be realized. Air202 is an ultra-small quad-band GSM/GPRS module with the characteristics of small size and low cost. The control program of the wireless communication module is provided with a device ID, and the device ID can be read when the control program is running. The wireless communication module is connected with the SIM card holder to realize the communication with the server.

The washing machine controller includes: MCU controller, the MCU controller is MB95F103 and a drive module connected to the MCU controller, a water level measurement module, a safety switch, a display module, a fault alarm module and function keys. The wireless communication module is connected to the MCU controller, and connected to the Internet through the wireless network, and connected to the server. The wireless communication module is also the ID of each device, and the ID is unique and is the identity of the device. The instruction information of the client APP and the server is transmitted to the washing machine controller through the wireless communication module, and the laundry controller transmits the status of its own laundry detergent to the cloud server through the wireless communication module. In the specific processing process: the wireless communication module controls the laundry liquid injection device to work automatically after receiving the server command, and at the same time sends the laundry command to the washing machine controller. The status is transmitted to the server and the client APP through the wireless network.

The main function of the server is transfer, storage, and analysis functions. This server preferably adopts a cloud server, and it can also be other servers commonly used in this field. User profile information and equipment operation status are all stored on the server. The IDs of the wireless communication modules are associated together. The instructions sent by the user through the mobile phone APP on the mobile terminal are transmitted to the wireless communication module after being transferred by the server, and then transmitted to the washing machine controller through the wireless communication module. The operating status of the laundry equipment is transmitted through the wireless communication module. After arriving at the server, it is transmitted to the APP of the mobile terminal. The server maintains real-time communication with the laundry equipment, and can monitor the operation status of the laundry equipment at any time.

The APP realizes human-computer interaction and user payment functions. After the payment is successful, the mobile client APP sends the user operation information data to the server, and the server transmits the data to the wireless communication module through the wireless network, and the wireless communication module transmits the operation information to the washing machine controller. The controller controls the operation of the washing machine and the filling of laundry detergent. The liquid level alarm or other abnormal alarms are transmitted to the server through the wireless communication module, and the server sends the analyzed information to the control terminal or mobile terminal.

The server is divided into three levels of authority: the highest authority is the management account, followed by the company maintenance account and the dealer management account. Among them, there is only one management account with the highest authority. You can add the company maintenance account, the dealer management account, and manage the distribution of dealers. Its washing machine equipment, etc.; the company maintenance account is used to manage and increase the dealer management account, and distribute the washing machine equipment of the dealer, and check the operation and transaction status of all the washing machine equipment of the company. The dealer management account is mainly used to check the running status of the dealer's washing machine equipment, transaction details, and manage the transaction fee rate of the washing machine equipment under the dealership. At the same time, it can control the self-checking, cleaning and disinfection functions of the washing machine equipment.

The mobile terminal is connected to the Internet through the wireless network, and is connected to the server through the Internet. The mobile phone APP of the mobile terminal sends the data such as the laundry and liquid detergent mode and the equipment number selected by the user to the background server. At the same time, if the operation of the washing machine is abnormal and the work is not completed, the user can appeal through the mobile APP, and the mobile APP will send the customer appeal information to the cloud server, and the server will send the information to the control terminal. In the specific processing process: the user scans the QR code of the washing machine equipment with the mobile phone or enters the equipment number. After the mobile APP sends the equipment number of the washing machine to the cloud server, the cloud server can obtain the identity information of the equipment according to the equipment number. The IMEI of the communication module, which is the identity information of the washing machine equipment. The user selects the required program mode, and after the successful payment through Alipay, WeChat and other online payment platforms or the virtual amount of the account, the mobile APP sends the washing machine device number and the user's selected mode information to the cloud server, and the cloud server confirms the washing machine used by the user after analysis equipment, and send the control command to the wireless communication module, the wireless communication module transmits the information to the washing machine controller, and the washing machine controller controls the required washing machine and liquid pump 3 . The wireless communication module sends the real-time running status of the washing machine and laundry detergent box 1 to the cloud server through the wireless network, and the cloud server transmits the running status of the equipment to the mobile APP in real time. When the washing machine equipment is running, the cloud server will automatically send a running end signal Go to the user's mobile phone APP to remind the user to take away the clothes.

As shown in Figure 4, with a 2G network for illustration, the washing machine controller includes a chip MB95F103, and the wireless communication module includes a chip RDA8955 and a chip RDA6625; the pin 16 of the MB95F103 is connected to a resistor R94, and the resistor R94 is connected to a resistor R94. The TX pin of RDA8955 is connected; the pin 17 of the MB95F103 is connected with the resistor R95, and the resistor R95 is connected with the RX pin of the RDA8955; the pin PA0 of the RDA8955 is connected with the resistor R23, and the resistor R23 is connected with the liquid level sensor 2 connection; between the pin PA3 of the RDA8955 and the pump 3, there are sequentially connected resistors R70, transistor Q4, resistor R72 and transistor Q6, and the resistor R70 is connected to the base of the pin PA3 of the RDA8955 and the transistor Q4 respectively. connected, the emitter of the triode Q4 is connected to the power ground, the collector of the triode Q4 is connected to the resistor R72, the resistor R72 is connected to the collector of the resistor R73 and the transistor Q6 respectively, and the resistor R73 is connected to the 12V power supply It is connected to the base of the triode Q6, and the emitter of the triode Q4 is connected to the pump 3; the pins RXLB_P, RXHB_P, TXO_HB, TXO_LB and APC_VBIAS of the RDA8955 are respectively connected to the RDA6625; the pins VSIM, DATA, CLK, GND and RST are respectively connected to the SIM socket.

As shown in Figure 5, using the 4G network for illustration, the chips used in the 2G network and the 4G network are different, and the washing machine control chip remains unchanged. The washing machine controller includes the chip MB95F103, and the wireless communication module includes the chip ASR1802 and the chip ASRRF858; The pin 16 of the MB95F103 is connected to the resistor R94, and the resistor R94 is connected to the TX pin of the ASR1802; the pin 17 of the MB95F103 is connected to the resistor R95, and the resistor R95 is connected to the RX pin of the ASR1802; The pin P00 of the ASR1802 is connected to the resistor R23, and the resistor R23 is connected to the liquid level sensor 2; the pin P03 of the ASR1802 and the pump 3 are provided with a resistor R70, a triode Q4, a resistor R72 and a triode Q6 connected in sequence, The resistor R70 is respectively connected to the pin P00 of the ASR1802 and the base of the transistor Q4, the emitter of the transistor Q4 is connected to the power ground, the collector of the transistor Q4 is connected to the resistor R72, and the resistor R72 is respectively connected to the resistor R73 is connected to the collector of the triode Q6, the resistor R73 is connected to the 12V power supply and the base of the triode Q6 respectively, the emitter of the triode Q4 is connected to the pump 3; the pins RXLB_P, RXHB_P, TXO_HB of the ASR1802 , TXO_LB and APC_VBIAS are respectively connected to ASRRF858; the pins VSIM, DATA, CLK, GND and RST of the ASR1802 are respectively connected to the SIM seat.

For other networks, only relevant chips need to be used, and no detailed description will be given here.

Advantages of the present invention:

1. Users do not need to bring their own laundry detergent when doing laundry. After paying on the mobile phone client, the laundry detergent automatic dispensing system can be realized;

2. Through the cloud server, the administrator can check the transaction details of each device at any time: consumption time and consumption mode, etc.;

3. It can monitor and control the running status of each laundry detergent equipment in real time. The washing machine controller is connected to the cloud server through the wireless communication module, and the cloud server can monitor the laundry detergent box 1 in real time;

4. When the customer fails to use the equipment, he can make an after-sales complaint through the client APP, and the manager can deal with it in a timely manner according to the customer complaint.

In summary, the universal automatic delivery device for laundry detergent uses advanced Internet of Things technology so that users no longer need to bring their own laundry detergent, and the laundry experience is better. Through this system, merchants can better monitor the status of laundry detergent delivery, and the washing machine is cleaner. Quantitative addition of laundry detergent can be realized through the universal automatic delivery device of laundry detergent, which is more economical.

Claims (10)

1. the general automatic release device of liquid detergent, which is characterized in that including

Liquid detergent delivery device, the liquid detergent delivery device are configured to washing machine automatic filling liquid detergent；

Wireless communication module, the wireless communication module is connect with washing machine controller and liquid detergent delivery device respectively, described Wireless communication module is configured to be communicated and controlled respectively liquid detergent delivery device with washing machine controller；

Server, the server are communicated by wireless network with wireless communication module, and the service department is configured to data Storage, transfer and the parsing of information；

Mobile terminal, the mobile terminal are communicated by wireless network with server, the mobile terminal be configured to pay, Washing machine operational mode is set, request is issued and receives information；And

Controlling terminal, the controlling terminal are communicated by wireless network with server, and the controlling terminal is configured to monitor Operation, liquid detergent liquid level warning, consumption status, the request for receiving mobile terminal and the transmission information of washing machine.

2. the general automatic release device of liquid detergent according to claim 1, which is characterized in that

The liquid detergent delivery device includes

Laundry detergent box, the laundry detergent box are mounted on the inside of washing machine or the outside positioned at washing machine；

Liquid level sensor, the liquid level sensor are mounted in laundry detergent box；

Outlet tube, the outlet tube are connect with laundry detergent box and washing machine respectively；And

Drawing liquid pump, the drawing liquid pump are mounted on outlet tube；

The wireless communication module is also connect with liquid level sensor and drawing liquid pump respectively.

3. the general automatic release device of liquid detergent according to claim 2, which is characterized in that

The laundry detergent box includes

Box body, the top of the box body are equipped with opening, and the bottom of the box body is equipped with liquid outlet, and the liquid outlet and outlet tube connect It connects, in the liquid level sensor mounting box body；

Box cover, the box cover are fixed on the top of box body, and the box cover is equipped with filling opening, and the box cover is configured to close box Opening at the top of body；And

Bottom cover, the bottom cover are mounted on the bottom of box body, and the drawing liquid pump is between bottom cover and box body.

4. the general automatic release device of liquid detergent according to claim 3, which is characterized in that

The liquid outlet is equipped with anti-overflow ring, and the anti-overflow ring is located at the inside of box body.

5. the general automatic release device of liquid detergent according to claim 2, which is characterized in that

The drawing liquid pump is a kind of in the peristaltic pump, gear pump or diaphragm pump of 3-24V.

6. the general automatic release device of liquid detergent according to claim 1, which is characterized in that

The server is Cloud Server, and the mobile terminal is mobile phone, and mobile client is housed on the mobile phone.

7. the general automatic release device of liquid detergent according to claim 1, which is characterized in that

It further include two dimensional code, the two dimensional code is arranged on washing machine, and device numbering is equipped in the two dimensional code.

8. the general automatic release device of liquid detergent according to claim 1, which is characterized in that

The wireless communication module include one of communication module based on 2G/3G/4G/5G, NB-IOT, LORA or bluetooth or It is a variety of；The wireless communication module is additionally provided with device numbering.

9. the general delivery device of washing machine liquid according to claim 8, which is characterized in that

The washing machine controller includes chip MB95F103, and the wireless communication module includes chip RDA8955 and chip RDA6625；

The pin 16 of the MB95F103 is connect with resistance R94, the TX pin connection of the resistance R94 and RDA8955；

The pin 17 of the MB95F103 is connect with resistance R95, the RX pin connection of the resistance R95 and RDA8955；

The pin PA0 of the RDA8955 is connect with resistance R23, and resistance R23 is connect with liquid level sensor；

Between the pin PA3 and drawing liquid pump of the RDA8955 be equipped with sequentially connected resistance R70, triode Q4, resistance R72 and Triode Q6, the resistance R70 are connect with the base stage of the pin PA3 of RDA8955 and triode Q4 respectively, the triode Q4's Emitter is connect with power ground, and the collector of the triode Q4 is connect with resistance R72, the resistance R72 respectively with resistance R73 It is connected with the collector of triode Q6, the resistance R73 is connect with the base stage of 12V power supply and triode Q6 respectively, three pole The emitter of pipe Q4 is connect with drawing liquid pump；

Pin RXLB_P, RXHB_P, TXO_HB, TXO_LB and APC_VBIAS of the RDA8955 is connect with RDA6625 respectively；

Pin VSIM, DATA, CLK, GND and RST of the RDA8955 is connect with SIM respectively.

10. the general delivery device of washing machine liquid according to claim 8, which is characterized in that

The washing machine controller includes chip MB95F103, and the wireless communication module includes chip ASR1802 and chip ASRRF858；

The pin 16 of the MB95F103 is connect with resistance R94, the TX pin connection of the resistance R94 and ASR1802；

The pin 17 of the MB95F103 is connect with resistance R95, the RX pin connection of the resistance R95 and ASR1802；

The pin P00 of the ASR1802 is connect with resistance R23, and resistance R23 is connect with liquid level sensor；

Between the pin P03 and drawing liquid pump of the ASR1802 be equipped with sequentially connected resistance R70, triode Q4, resistance R72 and Triode Q6, the resistance R70 are connect with the base stage of the pin P00 of ASR1802 and triode Q4 respectively, the triode Q4's Emitter is connect with power ground, and the collector of the triode Q4 is connect with resistance R72, the resistance R72 respectively with resistance R73 It is connected with the collector of triode Q6, the resistance R73 is connect with the base stage of 12V power supply and triode Q6 respectively, three pole The emitter of pipe Q4 is connect with drawing liquid pump；

Pin RXLB_P, RXHB_P, TXO_HB, TXO_LB and APC_VBIAS of the ASR1802 connects with ASRRF858 respectively It connects；

Pin VSIM, DATA, CLK, GND and RST of the ASR1802 is connect with SIM respectively.