Hypochlorous acid disinfectant generator capable of outputting disinfectants with different concentrations in time-sharing manner

Abstract

The hypochlorous acid disinfectant generator is characterized in that an input end of a hypochlorous acid mixed control module is communicated with a stock solution through a stock solution pipeline, is communicated with water through a water inlet pipeline and is communicated with carbon dioxide gas through a gas inlet pipeline; the output end of the hypochlorous acid mixing control module is communicated with at least two liquid storage barrels through liquid conveying pipes, and a liquid outlet control valve is arranged on the liquid conveying pipe, communicated with the hypochlorous acid mixing control module, of each liquid storage barrel. The device has the advantages of simple structure, realization of preparation of disinfectants with different concentrations, full-automatic production, high disinfectant preparation efficiency and the like.

Description

Technical Field

[0001] The utility model relates to the technical field of hypochlorous acid disinfectant preparation, in particular to a hypochlorous acid disinfectant generator capable of outputting disinfectants of different concentrations in different time periods. Background Art

[0002] An existing method for preparing hypochlorous acid disinfectant is to transport the stock liquid through a stock liquid pump, water through a water pump, and carbon dioxide through an air pump to a hypochlorous acid mixing control module, mix the stock liquid, water, and carbon dioxide in the hypochlorous acid mixing control module, prepare the hypochlorous acid disinfectant, and transport it to a hypochlorous acid storage tank through an infusion tube.

[0003] This method can only prepare one concentration of hypochlorous acid disinfectant at a time, but different industries and different application scenarios require different concentrations of hypochlorous acid disinfectants. For example, the concentrations of disinfectants required for environmental disinfection, object disinfection, and oral disinfection are all different. One hypochlorous acid generating device cannot meet the automated production of hypochlorous acid disinfectants of different concentrations. Utility Model Content

[0004] The purpose of the utility model is to solve the deficiencies of the above-mentioned prior art and to provide a hypochlorous acid disinfectant generator with a simple structure, which can realize the preparation of disinfectants of different concentrations, fully automated production, high disinfectant preparation efficiency and time-sharing output of disinfectants of different concentrations.

[0005] The technical solution adopted by the utility model to solve its technical problems is:

[0006] A hypochlorous acid disinfectant generator that outputs disinfectants of different concentrations in a time-sharing manner, provided with a hypochlorous acid mixing control module, wherein the input end of the hypochlorous acid mixing control module is connected to the raw liquid through a raw liquid pipeline, is connected to water through a water inlet pipeline, and is connected to carbon dioxide gas through an air inlet pipeline, and the output end of the hypochlorous acid mixing control module is connected to a liquid storage barrel through a liquid infusion pipe, characterized in that: at least two liquid storage barrels are provided, each of which is connected to the hypochlorous acid mixing control module through a liquid infusion pipe, and each liquid storage barrel is connected to the hypochlorous acid mixing control module. A liquid outlet control valve is provided on the liquid infusion pipe;

[0007] By setting a plurality of liquid outlet control valves and a plurality of liquid storage barrels, the on-off of the hypochlorous acid disinfectant flowing into each liquid storage barrel is controlled by the liquid outlet control valve. When preparing hypochlorous acid disinfectants of different concentrations, the controller controls different liquid outlet control valves to open, so that the concentration of hypochlorous acid disinfectant in each liquid storage barrel is different.

[0008] The raw liquid pipeline of the utility model is provided with an injection pump and a raw liquid control valve for controlling the on-off of the raw liquid; the injection pump is used for sucking the raw liquid in the raw liquid barrel into the hypochlorous acid mixing control module, and the raw liquid control valve is used for controlling the on-off of the raw liquid.

[0009] The utility model provides a one-way valve on the raw liquid pipeline at the front and / or rear side of the injection pump; the one-way valve at the rear side of the injection pump is provided to prevent the liquid from flowing back into the injection pump, and the one-way valve at the front side of the injection pump is provided to prevent the liquid from flowing back into the raw liquid barrel to affect the concentration of the prepared hypochlorous acid disinfectant.

[0010] The utility model provides a manual valve on the raw liquid pipeline; the setting of the manual valve facilitates the operator to manually control the on and off of the raw liquid, and at the same time ensures that when the raw liquid barrel is disassembled for equipment maintenance, the raw liquid in the raw liquid barrel is prevented from flowing out along the raw liquid pipeline due to the liquid level pressure difference.

[0011] The utility model provides a water pump and a water inlet control valve for controlling the on-off of a water source on the water inlet pipeline; the water pump is used to pump the water source into the hypochlorous acid mixing control module, and the water inlet control valve is used to control the on-off of the water flow.

[0012] The utility model provides a water flow sensor and a water pressure sensor on the water inlet pipeline; the water flow sensor and the water pressure sensor are set to upload the detected data to the controller, and the controller adjusts the water inlet flow according to the required target concentration to ensure the accuracy of the concentration of the prepared hypochlorous acid disinfectant.

[0013] The utility model provides a pressure reducing valve and an air intake control valve on the air intake pipeline; the air intake control valve is provided to automatically control the on and off of the gas through a controller.

[0014] The utility model provides a one-way valve on the air intake pipeline to prevent the backflow of liquid from affecting the carbon dioxide.

[0015] The utility model provides a flow control plate inside the air intake pipeline to divide the air intake pipeline into a front section and a rear section of the air intake pipeline, a pressure regulating hole is opened on the flow control plate, and a gas pressure sensor is provided on the front section and the rear section of the air intake pipeline respectively;

[0016] A gas flow regulating valve is installed on the rear side of the gas pressure sensor at the rear section of the intake pipeline; the flow control plate is arranged to form a pressure difference between the front section and the rear section of the intake pipeline; the two gas pressure sensors calculate the pressure difference by detecting the pressure of the front section and the rear section to obtain the gas flow; the controller matches the calculated flow value with the set flow value, controls the flow of the gas in the rear section of the pipe through the flow regulating valve, ensures the appropriate flow and flow stability of the carbon dioxide entering the hypochlorous acid mixing control module, and forms a full closed-loop regulation and control of the carbon dioxide gas flow.

[0017] The liquid storage barrel of the utility model is provided with a liquid level sensor, so that when the disinfectant in the liquid storage barrel is insufficient, a signal can be fed back to the controller, and the controller automatically controls the input amount of the stock liquid, water and carbon dioxide to prepare hypochlorous acid disinfectant of the required concentration.

[0018] The beneficial effects of the utility model are as follows: by setting a plurality of liquid outlet control valves and a plurality of liquid storage barrels, the on-off of the hypochlorous acid disinfectant flowing into each liquid storage barrel is controlled by the liquid outlet control valve, and when preparing hypochlorous acid disinfectants of different concentrations, the controller controls different liquid outlet control valves to open, so that the concentration of the hypochlorous acid disinfectant in each liquid storage barrel is different. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the connection structure of a hypochlorous acid disinfectant generator.

[0020] Figure 2 It is a schematic diagram of the controller control principle.

[0021] Figure 3 It is a schematic diagram of the overall structure of a hypochlorous acid disinfectant generator.

[0022] Figure 4 It is a schematic diagram of the internal structure of a hypochlorous acid disinfectant generator.

[0023] Figure 5 yes Figure 4 Main view.

[0024] Figure 6 yes Figure 5 Middle AA section view.

[0025] Figure 7 It is a schematic diagram of the structure of the raw liquid pump valve module.

[0026] Figure 8 It is a structural diagram of the inlet and outlet liquid measurement control module.

[0027] Fig. 9 yes Figure 8 Main view.

[0028] Description of the drawings: generator housing-1;

[0029] Install vertical plate-2;

[0030] Stock liquid barrel - 3;

[0031] Carbon dioxide cylinder-401, pressure reducing valve-402;

[0032] Syringe pump-501, one-way valve 1-502, one-way valve 2-503, stock solution solenoid valve-504, interface 1-5041, interface 2-5042, interface 3-5043;

[0033] Inlet and outlet liquid measurement control module-6, left base-601, right base-602, water inlet solenoid valve-6031, liquid outlet solenoid valve 1-6032, liquid outlet solenoid valve 2-6033, liquid outlet solenoid valve 3-6034, external air inlet solenoid valve-6035, internal air inlet solenoid valve-6036, water flow sensor-6041, water pressure sensor-6042, gas pressure sensor 1-6043, gas pressure sensor 2 -6044, mixed liquid pressure sensor -6045, PH tester -6046, effective chlorine detector -6047, water inlet joint -6051, liquid outlet joint 1 -6052, liquid outlet joint 2 -6053, liquid outlet joint 3 -6054, external air inlet joint -6055, internal air inlet joint -6056, air outlet joint -6057, water outlet joint -6058, mixed liquid joint -6059, flow control valve -606;

[0034] Hypochlorous acid mixing module-7. DETAILED DESCRIPTION

[0035] The utility model is described below in conjunction with the accompanying drawings and embodiments.

[0036] As shown in the accompanying drawings, a hypochlorous acid disinfectant generator that outputs disinfectants of different concentrations in a time-sharing manner is provided with a hypochlorous acid mixing control module 7, the input end of the hypochlorous acid mixing control module 7 is connected to the raw liquid barrel 3 through a raw liquid pipeline, is connected to water through a water inlet pipeline, and is connected to a carbon dioxide gas cylinder 401 through an air inlet pipeline, and the output end of the hypochlorous acid mixing control module 7 is connected to a liquid storage barrel through an infusion tube, and at least two liquid storage barrels are provided, each of which is connected to the hypochlorous acid mixing control module 7 through an infusion tube, and each liquid storage barrel is connected to the hypochlorous acid mixing control module 7. The infusion tube is provided with a liquid outlet solenoid valve, and the liquid outlet solenoid valve is connected to the controller; in this embodiment, the liquid outlet control valve, the water inlet control valve, the air inlet control valve, and the raw liquid control valve adopt solenoid valves, and pneumatic valves, hydraulic valves, etc. can also be adopted;

[0037] By setting a plurality of liquid outlet solenoid valves and a plurality of liquid storage barrels, the on-off of the hypochlorous acid disinfectant flowing into each liquid storage barrel is controlled by the liquid outlet solenoid valve. When preparing hypochlorous acid disinfectants of different concentrations, the controller controls different liquid outlet solenoid valves to open, so that the concentration of hypochlorous acid disinfectant in each liquid storage barrel is different.

[0038] In this embodiment, three liquid storage barrels are provided, including liquid storage barrel 1, liquid storage barrel 2 and liquid storage barrel 3. The number of liquid storage barrels is not limited to this and is set according to actual needs. In this embodiment, the liquid outlet solenoid valve includes liquid outlet solenoid valve 1 6032, liquid outlet solenoid valve 2 6033 and liquid outlet solenoid valve 3 6034. Three infusion tubes are also provided, namely, infusion tube 1, infusion tube 2 and infusion tube 3. The hypochlorous acid mixing control module 7 is connected to the liquid storage barrel 1 through the infusion tube 1. The infusion tube 1 is provided with a liquid outlet solenoid valve 1 6032. The liquid outlet solenoid valve 1 6032 controls the disinfectant to enter the storage The hypochlorous acid mixing control module 7 is connected with the liquid storage barrel 2 via the infusion tube 2, and the infusion tube 2 is equipped with a liquid outlet solenoid valve 2 6033, which controls the on and off of the disinfectant entering the liquid storage barrel 2. The hypochlorous acid mixing control module 7 is connected with the liquid storage barrel 3 via the infusion tube 3, and the infusion tube 3 is equipped with a liquid outlet solenoid valve 3 6034, which controls the on and off of the disinfectant entering the liquid storage barrel 3. The liquid outlet solenoid valve 1 6032, the liquid outlet solenoid valve 2 6033, and the liquid outlet solenoid valve 3 6034 are respectively connected to the controller.

[0039] The liquid storage barrel is provided with a liquid level sensor, which is connected to the controller; so that when the hypochlorous acid disinfectant in the liquid storage barrel is insufficient, a signal can be fed back to the controller, and the controller automatically controls the input amount of the stock solution, water and carbon dioxide to prepare hypochlorous acid disinfectant of the required concentration.

[0040] In this embodiment, the liquid level sensor includes liquid level sensor 1, liquid level sensor 2 and liquid level sensor 3. Liquid level sensor 1 is arranged in liquid storage barrel 1, liquid level sensor 2 is arranged in liquid storage barrel 2, and liquid level sensor 3 is arranged in liquid storage barrel 3. Liquid level sensor 1, liquid level sensor 2 and liquid level sensor 3 are respectively connected to the controller.

[0041] In this embodiment, the input end of the hypochlorous acid mixing control module is provided with three pipelines:

[0042] The first one is that after the water is pressurized by the water pump, it enters the hypochlorous acid mixing control module 7 through the water inlet solenoid valve 6031. The water flow sensor 6041 and the water pressure sensor 6042 are arranged between the water inlet solenoid valve 6031 and the hypochlorous acid mixing control module 7, and feed back the water inlet flow and water inlet pressure to the controller to adjust the required water inlet flow and water inlet pressure according to the required target concentration;

[0043] The second is that the carbon dioxide in the carbon dioxide cylinder passes through the pressure reducing valve 402, the one-way valve 3, the air intake solenoid valve, and the flow regulating valve 606 in sequence and then enters the hypochlorous acid mixing control module 7. Two gas pressure sensors are provided, which are arranged between the air intake solenoid valve and the flow regulating valve to facilitate monitoring of the gas pressure during the transportation process and adjust the required air intake volume according to the required target concentration;

[0044] The third item is that the raw liquid in the raw liquid barrel passes through the manual valve, the one-way valve 502, the raw liquid solenoid valve, the injection pump 501, and the one-way valve 503 in sequence and then enters the hypochlorous acid mixing control module 7. The coordination of the two one-way valves can effectively prevent the backflow of the liquid. The manual valve can manually open and close the inflow and outflow of the raw liquid, and the injection pump adjusts the amount of the injected raw liquid to ensure the concentration of the finished hypochlorous acid disinfectant.

[0045] In this embodiment, the raw liquid barrel, the carbon dioxide gas cylinder, the hypochlorous acid mixing control module, etc. are integrated, and a generator shell 1 is provided. The carbon dioxide gas cylinder, the raw liquid barrel, and the hypochlorous acid mixing control module are installed in the generator shell 1. Due to the large number of pipelines, solenoid valves, and sensors, this embodiment integrates the pipelines and sensors, solenoid valves, etc. into an inlet and outlet liquid measurement control module 6. The inlet and outlet liquid measurement control module 6 is also provided in the generator shell. A mounting plate 2 is fixed in the generator shell 1, and the hypochlorous acid mixing control module 7 and the inlet and outlet liquid measurement control module 6 are fixed to the mounting plate 2.

[0046] The inlet and outlet liquid measurement control module 6 is provided with a base, in which a water channel, a liquid outlet channel and a gas channel are opened. The base includes a left base 601 and a right base 602. The right end face of the left base 601 is provided with one of a slot and a protrusion. In this embodiment, the right end face of the left base 601 is provided with a slot, and the left end face of the right base 602 is provided with the other of a slot and a protrusion. In this embodiment, a protrusion is provided on the left end face of the right base 602. The slot and the protrusion are plug-in matched. The left base 601 and the right base 602 are connected by fasteners after the slot and the protrusion are plug-in matched. In this embodiment, the left base 601 and the right base 602 are fixed by bolts after being plugged in. The base is divided into two pieces, which is convenient for the opening and processing of the internal channel of the base and the assembly of devices.

[0047] The water channel includes an inlet channel and an outlet channel. The inlet channel is opened on the left base 601 and passes through the left base 601 horizontally. The outlet channel is opened on the right base 602 and passes through the right base 602 horizontally. The left base 601 is connected with the right base 602 to connect the inlet channel and the outlet channel. A sealing ring is provided at the connection between the inlet channel and the outlet channel. The left side of the inlet channel is connected to the inlet joint 6051, and the right side of the outlet channel is connected to the outlet joint 6058.

[0048] The liquid outlet channel includes a mixing liquid channel, a liquid outlet channel 1, a liquid outlet channel 2 and a liquid outlet channel 3. The liquid outlet channel 1, the liquid outlet channel 2 and the liquid outlet channel 3 are provided on the left base 601. The liquid outlet channel 1, the liquid outlet channel 2 and the liquid outlet channel 3 are arranged at intervals along the longitudinal direction of the left base 601 and all of them pass through the left base 601 transversely. The mixing liquid channel is provided on the right base 602. A liquid outlet communication channel is provided at the joint between the left base 601 and the right base 602. A sealing ring is provided at the liquid outlet communication channel. The right sides of the liquid outlet channel 1, the liquid outlet channel 2 and the liquid outlet channel 3 are all connected to the liquid outlet communication channel. The left side of the mixing liquid channel is connected to the liquid outlet communication channel. The left side of the liquid outlet channel 1 is connected to the liquid outlet connector 1 6052. The left side of the liquid outlet channel 2 is connected to the liquid outlet connector 2 6053. The left side of the liquid outlet channel 3 is connected to the liquid outlet connector 3 6054. The right side of the mixing liquid channel is connected to the mixing liquid connector 6059.

[0049] In this embodiment, a liquid outlet connecting channel 1 in the shape of a groove is provided on the right end surface of the left base 601, and liquid outlet channels 1, 2 and 3 are all connected to liquid outlet connecting channel 1. A liquid outlet connecting channel 2 in the shape of a groove is provided on the left end surface of the right base 602, and the mixing liquid channel is connected to liquid outlet connecting channel 2. After the left base 601 and the right base 602 are connected, liquid outlet connecting channel 1 and liquid outlet connecting channel 2 form a complete liquid outlet connecting channel.

[0050] The gas channel includes an air inlet channel and an air outlet channel, and the air inlet channel includes an external air inlet channel and an internal air inlet channel. The external air inlet channel is provided on the left base 601 and horizontally penetrates the left base 601, the internal air inlet channel is provided on the right base 602 and horizontally penetrates the right base 602, and the air outlet channel is provided on the right base 602 and horizontally penetrates the right base 602. An air inlet communication channel is provided at the joint of the left base 601 and the right base 602, and a sealing ring is provided at the air inlet communication channel. The right side of the external air inlet channel, the left side of the internal air inlet channel, and the left side of the air outlet channel are respectively connected to the air inlet communication channel, the left side of the external air inlet channel is connected to the external air inlet joint 6055, and the right side of the internal air inlet channel is connected to the internal air inlet joint 6056;

[0051] In this embodiment, a groove-shaped air intake connecting channel 1 is provided on the right end surface of the left base 601, and the outer air intake channel is connected to the air intake connecting channel 1. A groove-shaped air intake connecting channel 2 is provided on the left end surface of the right base 602, and the inner air intake channel and the air outlet channel are respectively connected to the air intake connecting channel 2. After the left base 601 and the right base 602 are connected, the air intake connecting channel 1 and the air intake connecting channel 2 form a complete air intake connecting channel.

[0052] In this embodiment, an external air inlet check valve is installed in the external air inlet joint 6055, and an internal air inlet check valve is installed in the internal air inlet joint 6056; when the built-in carbon dioxide gas cylinder is working, the gas is prevented from leaking from the external air inlet joint, and when the external carbon dioxide gas cylinder is working, the gas is prevented from leaking from the internal air inlet joint to cause gas loss and waste.

[0053] In this embodiment, a water inlet solenoid valve 6031 is installed on the water inlet channel, a liquid outlet solenoid valve 1 6032 is installed on the liquid outlet channel 1, a liquid outlet solenoid valve 2 6033 is installed on the liquid outlet channel 2, a liquid outlet solenoid valve 3 6034 is installed on the liquid outlet channel 3, an external air intake solenoid valve 6035 is installed on the external air intake channel, and an internal air intake solenoid valve 6036 is installed on the internal air intake channel. The water inlet solenoid valve 6031, the liquid outlet solenoid valve 1 6032, the liquid outlet solenoid valve 2 6033, the liquid outlet solenoid valve 3 6034, the external air intake solenoid valve 6035, and the internal air intake solenoid valve 6036 are respectively connected to the controller; the pipelines and the solenoid valves are integrated on the base, and the fluid in the channel is controlled by the solenoid valve. The overall modularization has high integration, small space occupation, and is easy to assemble and maintain.

[0054] In this embodiment, a flow control plate is fixed inside the left side of the outlet channel, and a pressure regulating hole is opened on the flow control plate, which penetrates the inlet channel and the outlet channel; the gas in the outer inlet channel and the inner inlet channel enters the outlet channel through the pressure regulating hole;

[0055] The gas channel is provided with a gas pressure sensor, which includes a gas pressure sensor 1 6043 and a gas pressure sensor 2 6044. The outer air inlet channel and the inner air inlet channel detect the air inlet pressure through the gas pressure sensor 1 6043. The gas outlet channel is provided with a gas pressure sensor 2 6044. The gas outlet channel is provided with a flow regulating valve 606 at the rear side of the gas pressure sensor 2 6044. The flow regulating valve, the gas pressure sensor 1 and the gas pressure sensor 2 are connected to the controller respectively.

[0056] By setting the flow control plate and opening the pressure regulating hole, a pressure difference can be formed between the air inlet channel and the air outlet channel. The gas pressure sensor 1 and the gas pressure sensor 2 upload the detected pressure value in the tube to the controller. The controller calculates the flow rate of carbon dioxide according to the pressure difference value. The controller matches the calculated flow value with the set flow value, and controls the flow rate of the gas in the air outlet channel through the flow regulating valve to ensure the appropriate flow rate and flow stability of carbon dioxide entering the hypochlorous acid mixing control module, thereby forming a full closed-loop regulation and control of the carbon dioxide gas flow rate.

[0057] A water flow sensor 6041 and a water pressure sensor 6042 are also installed on the water outlet channel, and the water flow sensor 6041 and the water pressure sensor 6042 are respectively connected to the controller; the water flow sensor 6041 and the water pressure sensor 6042 are set to upload the detected data to the controller, and the controller adjusts the water inlet flow rate according to the required target concentration to ensure the accuracy of the concentration of the prepared hypochlorous acid disinfectant.

[0058] A pH tester 6046 and an effective chlorine detector 6047 are installed on the mixing channel. The pH tester 6046 and the effective chlorine detector 6047 are connected to the controller respectively. The pH tester is used to measure the pH value of the disinfectant prepared by mixing water, hypochlorous acid stock solution and carbon dioxide. The effective chlorine detector is used to measure the effective chlorine content in the hypochlorous acid disinfectant prepared by mixing water, hypochlorous acid stock solution and carbon dioxide.

[0059] In this embodiment, a second liquid mixing channel is further opened in the right base. The left side of the second liquid mixing channel is connected to the liquid outlet connecting channel, and the right side is closed and does not penetrate the right base. A liquid mixing pressure sensor 6045 is installed on the second liquid mixing channel to detect the pressure of the disinfectant. The liquid mixing pressure sensor 6045 is connected to the controller.

[0060] In this embodiment, the stock liquid in the stock liquid barrel enters the hypochlorous acid mixing control module through the stock liquid pipeline. The stock liquid pipeline is provided with a syringe pump 501, and the syringe pump 501 is provided with a stock liquid solenoid valve 504. The stock liquid solenoid valve 504 adopts a two-position three-way solenoid valve. The stock liquid solenoid valve 504 is provided with three interfaces, including interface 1 5041, interface 2 5042 and interface 3 5043. Interface 1 is connected with the stock liquid barrel 3 through the stock liquid pipeline, interface 2 is connected with the syringe pump, and interface 3 is connected with the hypochlorous acid mixing control module through the stock liquid pipeline. When the controller controls interface 1 to be connected with interface 2, and interface 2 is closed with interface 3, the stock liquid in the stock liquid barrel flows into the syringe pump. When the controller controls interface 1 to be closed with interface 2, and interface 2 is connected with interface 3, the stock liquid in the syringe pump flows into the hypochlorous acid mixing control module. The syringe pump and the stock liquid solenoid valve are connected to the controller respectively.

[0061] A one-way valve 2 503 is provided on the raw liquid pipeline between the injection pump and the hypochlorous acid mixing control module. After the raw liquid passes through the interface 3, it first flows through the one-way valve and then enters the hypochlorous acid mixing control module to prevent the liquid from flowing back into the injection pump and affecting the accuracy of the concentration of the prepared disinfectant water; a one-way valve 1 502 is provided on the raw liquid pipeline between the injection pump and the raw liquid barrel to prevent the liquid from flowing back into the raw liquid barrel 3;

[0062] A manual valve is provided between the one-way valve 1 and the raw liquid barrel on the raw liquid pipeline; the manual valve is provided to control the on-off of the raw liquid pipeline, and at the same time ensure that when the equipment is repaired and the injection pump and other devices are disassembled, the raw liquid in the raw liquid barrel flows out along the raw liquid pipeline due to the liquid level pressure difference and leaks outside;

[0063] In this embodiment, the raw liquid is contained in a raw liquid barrel, and a raw liquid level sensor is installed in the raw liquid barrel. The raw liquid level sensor is connected to the controller to feed back the amount of raw liquid in the barrel.

[0064] In this embodiment, the controller controls the amount of raw liquid, carbon dioxide, and water entering the hypochlorous acid mixing control module, and mixes them in the hypochlorous acid mixing control module to form hypochlorous acid disinfectant. The controller can be a controller developed based on MCU or a PLC controller.

[0065] In this embodiment, the hypochlorous acid mixing control module is a prior art and will not be described in detail here.

[0066] When the utility model is used:

[0067] 1. The water inlet connector 6051 is connected to the water source, the liquid outlet connector 1 6052 is connected to the liquid storage barrel 1, the liquid outlet connector 2 6053 is connected to the liquid storage barrel 2, the liquid outlet connector 3 6054 is connected to the liquid storage barrel 3, the external air inlet connector 6055 is connected to the external carbon dioxide gas source, the internal air inlet connector 6056 is connected to the built-in carbon dioxide gas cylinder, the air outlet connector 6057 is connected to the air inlet of the hypochlorous acid mixing control module, the water outlet connector 6058 is connected to the water inlet of the hypochlorous acid mixing control module, the mixed liquid connector 6059 is connected to the mixed liquid outlet of the hypochlorous acid mixing control module, and the stock solution required for preparing the disinfectant is connected to the liquid inlet of the hypochlorous acid mixing control module through the stock liquid barrel;

[0068] 2. The controller selects a production mode according to the set target concentration. When production mode 1 is selected, the controller controls the liquid outlet solenoid valve 1 6032 to open. At this time, the liquid outlet solenoid valve 2 6033 and the liquid outlet solenoid valve 3 6034 are in a closed state. After the production conditions are met, the controller controls the water inlet solenoid valve, the air inlet solenoid valve, and the stock liquid solenoid valve to open, and the water pump, the pressure reducing valve, and the injection pump work. Water enters the water inlet of the hypochlorous acid mixing control module through the water channel, and the stock liquid directly enters the liquid inlet of the hypochlorous acid mixing control module. Carbon dioxide enters the air inlet of the hypochlorous acid mixing control module through the gas channel (an external gas source or a carbon dioxide gas cylinder built into the generator housing is selected as needed). After the stock liquid, water and carbon dioxide enter the hypochlorous acid mixing control module, they react to generate the hypochlorous acid concentration required for production mode 1, enter the mixed liquid channel from the mixed liquid outlet of the hypochlorous acid mixing control module, and then enter the liquid storage tank 1 from the liquid outlet channel 1;

[0069] 3. When production mode 2 is selected, the controller controls the second liquid outlet solenoid valve 6033 to open, and the first liquid outlet solenoid valve 6032 and the third liquid outlet solenoid valve 6034 to close. The raw liquid, water and carbon dioxide enter the hypochlorous acid mixing control module and react to generate the hypochlorous acid concentration required for production mode 2. The raw liquid, water and carbon dioxide enter the mixed liquid channel from the mixed liquid outlet of the hypochlorous acid mixing control module, and then enter the second liquid storage tank from the second liquid outlet channel 603;

[0070] 4. When production mode 3 is selected, the controller controls the liquid outlet solenoid valve 3 6034 to open, and the liquid outlet solenoid valve 1 6032 and the liquid outlet solenoid valve 2 6033 to close. The raw liquid, water and carbon dioxide enter the hypochlorous acid mixing control module and react to generate the hypochlorous acid concentration required for production mode 3. The raw liquid, water and carbon dioxide enter the mixed liquid channel from the mixed liquid outlet of the hypochlorous acid mixing control module, and then enter the liquid storage tank 3 from the liquid outlet channel 3 604.

[0071] 5. A liquid level sensor is provided in the liquid storage barrel. When the liquid level sensor 1 in the liquid storage barrel 1 feeds back that the liquid level in the liquid storage barrel 1 is low, the controller adjusts the control mode to production mode 1, and produces according to the target concentration required by production mode 1. When the liquid level sensor 2 in the liquid storage barrel 2 feeds back that the liquid level in the liquid storage barrel 2 is low, the controller adjusts the control mode to production mode 2, and produces according to the target concentration required by production mode 2. When the liquid level sensor 3 in the liquid storage barrel 3 feeds back that the liquid level in the liquid storage barrel 3 is low, the controller adjusts the control mode to production mode 3, and produces according to the target concentration required by production mode 3.

[0072] 6. In any production mode, if the system stops manually or determines that the start conditions are not met, all solenoid valves will automatically close, and the system will switch from production mode to standby mode and wait for the next production operation.

Claims

1. A hypochlorous acid disinfectant generator that outputs disinfectants of different concentrations in a time-sharing manner, provided with a hypochlorous acid mixing control module, wherein the input end of the hypochlorous acid mixing control module is connected to the raw liquid through a raw liquid pipeline, is connected to water through a water inlet pipeline, is connected to carbon dioxide gas through an air inlet pipeline, and the output end of the hypochlorous acid mixing control module is connected to a liquid storage barrel through a liquid infusion tube, characterized in that: At least two liquid storage barrels are provided, each of which is connected to the hypochlorous acid mixing control module via a liquid infusion pipe, and a liquid outlet control valve is provided on the liquid infusion pipe connecting each liquid storage barrel and the hypochlorous acid mixing control module.

2. The hypochlorous acid disinfectant generator for outputting disinfectants of different concentrations in different time periods according to claim 1, characterized in that: The raw liquid pipeline is provided with an injection pump and a raw liquid control valve for controlling the on-off of the raw liquid.

3. The hypochlorous acid disinfectant generator for outputting disinfectants of different concentrations in different time periods according to claim 2, characterized in that: A one-way valve is provided on the raw liquid pipeline at the front side and / or the rear side of the injection pump.

4. A hypochlorous acid disinfectant generator for outputting disinfectants of different concentrations in different time periods according to claim 1, 2 or 3, characterized in that: A manual valve is arranged on the raw liquid pipeline.

5. A hypochlorous acid disinfectant generator for outputting disinfectants of different concentrations in different time periods according to claim 1, 2 or 3, characterized in that: The water inlet pipeline is provided with a water pump and a water inlet control valve for controlling the on-off of the water source.

6. A hypochlorous acid disinfectant generator capable of outputting disinfectants of different concentrations in different time periods according to claim 5, characterized in that: The water inlet pipeline is provided with a water flow sensor and a water pressure sensor.

7. A hypochlorous acid disinfectant generator for outputting disinfectants of different concentrations in different time periods according to claim 1, 2, 3 or 6, characterized in that: The air intake pipeline is provided with a pressure reducing valve and an air intake control valve.

8. The hypochlorous acid disinfectant generator capable of outputting disinfectants of different concentrations in different time periods according to claim 7, characterized in that: A one-way valve is arranged on the air intake pipeline.

9. A hypochlorous acid disinfectant generator for outputting disinfectants of different concentrations in different time periods according to claim 1, 2, 3, 6 or 8, characterized in that: A flow control plate is provided inside the air intake pipeline to divide the air intake pipeline into a front section and a rear section of the air intake pipeline, a pressure regulating hole is provided on the flow control plate, and a gas pressure sensor is provided on the front section and the rear section of the air intake pipeline respectively; A gas flow regulating valve is installed at the rear side of the gas pressure sensor in the rear section of the air intake pipeline.

10. A hypochlorous acid disinfectant generator capable of outputting disinfectants of different concentrations in different time periods according to claim 1, 2, 3, 6 or 8, characterized in that: The liquid storage barrel is provided with a liquid level sensor.

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