CN111974299A - Waterway feeding system, waterway feeding control method, washing device and storage medium - Google Patents
Waterway feeding system, waterway feeding control method, washing device and storage medium Download PDFInfo
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- CN111974299A CN111974299A CN202010629919.2A CN202010629919A CN111974299A CN 111974299 A CN111974299 A CN 111974299A CN 202010629919 A CN202010629919 A CN 202010629919A CN 111974299 A CN111974299 A CN 111974299A
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- 238000005406 washing Methods 0.000 title claims abstract description 122
- 238000000034 method Methods 0.000 title claims abstract description 33
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 152
- 239000000463 material Substances 0.000 claims abstract description 103
- 238000004891 communication Methods 0.000 claims abstract description 17
- 238000004590 computer program Methods 0.000 claims description 6
- 230000007797 corrosion Effects 0.000 claims description 3
- 238000005260 corrosion Methods 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims description 2
- 210000004712 air sac Anatomy 0.000 claims 2
- 239000011538 cleaning material Substances 0.000 claims 2
- 238000003911 water pollution Methods 0.000 abstract description 6
- 239000002699 waste material Substances 0.000 abstract description 5
- 239000000306 component Substances 0.000 description 17
- 238000010586 diagram Methods 0.000 description 8
- 239000003599 detergent Substances 0.000 description 7
- 230000008569 process Effects 0.000 description 7
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- 239000008358 core component Substances 0.000 description 5
- 238000001514 detection method Methods 0.000 description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 239000011574 phosphorus Substances 0.000 description 4
- 229910052698 phosphorus Inorganic materials 0.000 description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
- 238000004851 dishwashing Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
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- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 206010006956 Calcium deficiency Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
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- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
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- 208000005368 osteomalacia Diseases 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/22—Control or regulation
- B01F35/221—Control or regulation of operational parameters, e.g. level of material in the mixer, temperature or pressure
- B01F35/2211—Amount of delivered fluid during a period
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Abstract
The invention discloses a waterway feeding system, which comprises a water inlet connecting pipe, a water outlet connecting pipe, a material bin connected between the water inlet connecting pipe and the water outlet connecting pipe, an electromagnetic valve, a pressure switch and a signal controller, wherein the electromagnetic valve and the pressure switch are respectively arranged between the water inlet connecting pipe and the material bin, and the signal controller is respectively in communication connection with the electromagnetic valve and the pressure switch. The invention also discloses a corresponding waterway feeding control method, wherein if the pressure switch detects that the water pressure of the water outlet connecting pipe is lower than a set value, a low water pressure control signal is sent to the signal controller, and the signal controller controls the electromagnetic valve to be opened; otherwise, the pressure switch sends a high water pressure control signal to the signal controller, and the signal controller controls the electromagnetic valve to be closed. The invention can avoid the impact of water hammer on the filter element of the washing material and the waste of the washing material, and prevent the water pollution of the main water supply pipe caused by the backward flow of the washing material. The invention also discloses a washing device comprising the waterway feeding system and a storage medium storing a related program.
Description
Technical Field
The invention relates to a waterway feeding system, in particular to a waterway feeding system capable of realizing automatic regulation and control based on water pressure, a waterway feeding control method, a washing device comprising the waterway feeding system and a computer program storage medium storing the waterway feeding control method.
Background
The progress of science and technology promotes the rapid development of modern industry, promotes the economic growth, simultaneously promotes the quality of life of people, and simultaneously, people also put forward higher requirements on the safety and the convenience of various articles in life.
For example, most household and public detergents (such as hospitals, hotels, restaurants, transportation facilities, etc.) contain phosphorus, and most of the conventional household detergents are alkaline and have certain irritation to human bodies. Meanwhile, when the detergent contains a high-phosphorus component, the alkalinity of the detergent is increased. Phosphorus can directly obstruct the absorption of calcium by human bodies, and long-term use of a phosphorus-containing detergent can easily cause calcium deficiency of human bodies and induce infantile osteomalacia.
Although various automatic devices are gradually freeing the hands of people with the technological progress at present, a large number of devices for providing automatic cleaning service for people, such as full-automatic washing machines, full-automatic dish washing machines, industrial cleaning machines and the like, are emerging at present in the field of washing. However, when people wash, the detergent is often required to be added manually, so that the possibility that the skin of a human body directly contacts with the high-concentration detergent is reduced while the convenience in use is reduced.
The automatic washing feeder is arranged on a water path in front of washing devices such as washing machines and dish washing machines to realize automatic feeding, and the feeding system of the automatic washing feeder has the working principle that a feed bin filled with washing materials such as a washing material filter element is connected to the water path, and the washing materials in the washing material filter element are brought into a rear-end washing device through the flow of water flow in a pipeline after a water inlet switch of the rear-end washing device is opened, so that the automatic feeding of the washing materials is realized, the convenience in use of various washing devices is improved, and the health of a user is protected.
However, because the washing automatic feeder is installed on the waterway pipeline, the following risks often occur because of the influence of the waterway water hammer:
1. the material feeding amount of the washing material filter element has large fluctuation range along with the change of water pressure and water hammer, thereby affecting the washing effect and causing the waste of washing materials;
2. the service life of a feeding system is short due to the impact of the water hammer;
3. the washing material can flow back to the main pipeline to cause micro-pollution to the water body of the main pipeline.
Therefore to above-mentioned current situation, need design a water route feeding system, when realizing automatic material conveying, can also avoid the risk that above-mentioned water route water hammer brought.
Disclosure of Invention
The invention aims to provide a waterway feeding system, which can realize automatic feeding, effectively avoid unstable feeding amount of a washing material filter element and waste of washing materials caused by waterway water hammer impact, eliminate the impact of the waterway water hammer on a core component of the waterway feeding system, prevent water pollution of a main water supply pipeline caused by washing material backflow, provide an effective, flexible and stable waterway feeding control method aiming at the feeding system, a washing device comprising the waterway feeding system and a computer program storage medium for realizing the waterway feeding control method.
In order to achieve the purpose of the invention, the complete technical scheme of the invention is as follows:
in a first aspect, the invention provides a waterway feeding system, which comprises a water inlet connecting pipe and a water outlet connecting pipe, wherein a material bin is connected between the water inlet connecting pipe and the water outlet connecting pipe, and the waterway feeding system is characterized by further comprising an electromagnetic valve, a pressure switch and a signal controller;
the water outlet connecting pipe is used for connecting a washing device;
the electromagnetic valve is arranged between the water inlet connecting pipe and the material bin;
the pressure switch is arranged between the water outlet connecting pipe and the material bin;
the signal controller is respectively in communication connection with the electromagnetic valve and the pressure switch;
the signal controller is configured to control the closing or opening of the solenoid valve by receiving a control signal from the pressure switch;
a washing material component supply unit is disposed in the material bin.
As an improvement of the scheme, a pressure storage bin is further connected between the electromagnetic switch and the pressure switch, and a closed air bag is arranged in the pressure storage bin.
As an improvement of the scheme, the air bag is formed by laminating two layers of materials, wherein the inner layer is a rubber layer, and the outer layer is a corrosion-resistant fabric layer.
As an improvement of the above, the washing material component supply unit is a washing material filter element.
As a modification of the above, the washing material component supplying unit is a programmed hopper, a flowing mixing zone is formed between the programmed hopper and the material bin, the programmed hopper is provided with a one-way discharge valve, the programmed hopper is in communication connection with the signal controller, and the programmed hopper is configured to control the feeding of the one-way discharge valve by receiving a charging command of the signal controller.
In a second aspect, the invention provides a waterway material feeding control method for the waterway material feeding system, which comprises the steps of,
the pressure switch detects the water pressure of the water outlet connecting pipe;
when the water pressure is lower than a set value, the pressure switch sends a low water pressure control signal to the signal controller, and the signal controller controls the electromagnetic valve to be opened; otherwise, the pressure switch sends a high water pressure control signal to the signal controller, and the signal controller controls the electromagnetic valve to be closed.
Under the waterway feeding control method, the working principle of the waterway feeding system is as follows: the water inlet connecting pipe is used for connecting a water supply pipeline, the electromagnetic valve is in a normally closed state,
when a water inlet switch of a washing device connected with the water outlet connecting pipe is opened (namely the washing device is in a water injection state), water existing in the waterway feeding system between the electromagnetic valve and the water inlet switch of the washing device flows out through the water outlet connecting pipe, when the pressure switch detects that the water pressure of the water outlet connecting pipe is lower than a set value, the pressure switch sends a low water pressure control signal to the signal controller, the signal controller controls the electromagnetic valve to be opened, at the moment, water flow in a water supply pipeline enters the waterway feeding system, washing materials provided by the washing material component supply unit are dissolved in water and are brought into the washing device at the rear end while flowing through, the air bag is compressed by the water pressure while the water flow flows through, and the outward pressure generated by air in the air bag is consistent with the water pressure;
when a water inlet switch of a washing device connected with the water outlet connecting pipe is closed (namely the washing device is in a water injection completion state), water flow is blocked, water pressure in a pipeline is gradually increased, and when the pressure switch detects that the water pressure of the water outlet connecting pipe reaches or is higher than a set value, the pressure switch sends a high water pressure control signal to the signal controller, the signal controller controls the electromagnetic valve to be closed, and water path feeding is completed. At the moment, when the water pressure detected by the pressure switch is unstable due to the existence of an air gap in a pipeline between the electromagnetic valve and the water inlet switch of the washing device, the air bag can rebound due to the outward expansion force of the internal air generated by the previous compression of the air bag by water flow, so that the water pressure in the pipeline is maintained in a high-pressure state, the pressure switch is ensured to be still in a disconnected state, the electromagnetic valve is controlled to be in a normally closed state, and the working stability of the system is improved;
in the scheme, the waterway feeding system can realize an automatic feeding regulation and control process based on the water pressure in the pipeline after the waterway feeding control method is applied, the structure is simple, the performance is stable, the electromagnetic valve is in a normally closed state except the waterway feeding process, the water pollution of a main water supply pipeline caused by backward flowing of washing materials is prevented, when the washing material component supply unit is a washing material filter element, the impact of a waterway water hammer on the washing material filter element can be effectively prevented, the feeding quantity is unstable, the washing materials are effectively saved, when the washing material component supply unit is the programmed stocker, the impact influence of the waterway water hammer on core components of the waterway feeding system is also eliminated, and the service life is effectively ensured.
As an improvement of the above scheme, the electromagnetic valve is an electromagnetic valve with a manual function, and the signal controller is set into two feeding modes, namely an automatic feeding mode and a manual feeding mode;
in the automatic feeding mode, the signal controller is respectively in communication connection with the electromagnetic valve and the pressure switch; at the moment, the feeding mode of the waterway feeding system is the regulation and control mode for realizing automatic feeding based on the water pressure in the pipeline;
in the manual feeding mode, the signal controller cuts off the communication connection with the electromagnetic valve, the electromagnetic valve is closed or opened manually, namely, the electromagnetic valve coil is powered off, and the electromagnetic valve can be controlled to be closed or opened by manually rotating a manual handle of the electromagnetic valve.
By the aid of the scheme, the waterway feeding system can work more flexibly and is higher in safety, and when the detection sensitivity of the pressure switch is reduced or a detection fault occurs, the waterway feeding system can be switched to the manual feeding mode, so that the working safety and stability of the waterway feeding system are ensured.
As an improvement of the above scheme, when the washing material component supply unit is the programmed stocker, a plurality of washing material selection quantity gears and two washing material adding command modes are arranged on the signal controller;
one of the washing material adding instruction modes is a manual adding instruction mode, and the other mode is an automatic adding instruction mode;
in the automatic adding instruction mode, the signal controller is in communication connection with a washing device controller at the rear end, and after receiving washing material usage information in a selected washing mode sent by the washing device controller, the signal controller sends a charging instruction to the programmed stocker;
and in the manual adding instruction mode, the signal controller sends a charging instruction to the programmed stocker according to the manually selected gear of the selected amount of the washing materials.
The scheme can enable the water path feeding system to be higher in adaptability, and the addition of the washing materials can be strictly and accurately controlled no matter whether the washing device controller can be in communication connection with the signal controller or not, so that the waste of the washing materials and the unstable feeding amount are avoided.
In a third aspect, the invention provides a washing device comprising the waterway feeding system.
In a fourth aspect, the present invention provides a computer readable storage medium, on which a computer program is stored, which, when being executed by a processor, implements the steps of the waterway charge control method described above.
In summary, compared with the prior art, the invention has the following advantages:
1. the automatic feeding is realized, and meanwhile, the water pollution of a main water supply pipeline caused by the backward flow of the washing material can be effectively prevented, the structure is simple, and the performance is stable;
2. the impact influence on the core component of the washing material filter element or the water path feeding system caused by the water hammer of the water path can be effectively prevented, the stability and the accuracy of the feeding amount of the washing material are improved, the washing material is effectively saved, and the service life of the water path feeding system is long.
3. The working mode is various and flexible, and the working safety stability and the adaptability are high.
Drawings
FIG. 1 is a schematic structural diagram of a waterway feeding system of the present invention;
FIG. 2 is a schematic diagram illustrating an internal structure of the material bin when the washing material component supplying unit is a programmed stocker in the waterway feeding system according to the present invention;
FIG. 3 is a schematic diagram of an automatic feeding control process based on water pressure in a pipeline in the waterway feeding control method according to the present invention;
FIG. 4 is a block diagram of the signal controller in the waterway charge control method according to the present invention;
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be further described in detail with reference to fig. 1 to 4, wherein fig. 1 is a schematic structural diagram of a waterway feeding system of the present invention, fig. 2 is a schematic structural diagram of an interior of a material bin when a washing material component supply unit in the waterway feeding system of the present invention is a programmed stocker, fig. 3 is a schematic diagram of an automatic feeding regulation process based on water pressure in a pipeline in a waterway feeding control method of the present invention, and fig. 4 is a block composition diagram of a signal controller in the waterway feeding control method of the present invention.
The invention is illustrated in further detail below with specific examples:
in a first aspect, as shown in fig. 1 and 2, the present invention provides a waterway feeding system, which comprises a water inlet connection pipe and a water outlet connection pipe, wherein a material bin is connected between the water inlet connection pipe and the water outlet connection pipe, and the waterway feeding system further comprises an electromagnetic valve, a pressure switch and a signal controller;
the water outlet connecting pipe is used for connecting a washing device;
the electromagnetic valve is arranged between the water inlet connecting pipe and the material bin;
the pressure switch is arranged between the water outlet connecting pipe and the material bin;
the signal controller is respectively in communication connection with the electromagnetic valve and the pressure switch;
the signal controller is configured to control the closing or opening of the solenoid valve by receiving a control signal from the pressure switch;
a washing material component supply unit is disposed in the material bin.
And a pressure storage bin is also connected between the electromagnetic valve and the pressure switch, and a closed air airbag is arranged in the pressure storage bin.
The air bag is formed by combining two layers of materials, wherein the inner layer is a rubber layer, and the outer layer is a corrosion-resistant fabric layer.
The washing material component supply unit is a washing material filter or a programmed stocker.
When the washing material component supply unit is a programmed stocker, a flowing mixing zone is formed between the programmed stocker and the material bin, the programmed stocker is provided with a one-way discharge valve, the programmed stocker is in communication connection with the signal controller, and the programmed stocker is configured to control the feeding of the one-way discharge valve by receiving a feeding command of the signal controller.
In a second aspect, the present invention provides a waterway material feeding control method for the waterway material feeding system, as shown in fig. 3, the method comprises,
the pressure switch detects the water pressure of the water outlet connecting pipe;
when the water pressure is lower than a set value, the pressure switch sends a low water pressure control signal to the signal controller, and the signal controller controls the electromagnetic valve to be opened; otherwise, the pressure switch sends a high water pressure control signal to the signal controller, and the signal controller controls the electromagnetic valve to be closed.
Under the waterway feeding control method, the working process of the waterway feeding system is as follows: the water inlet connecting pipe is used for connecting a water supply pipeline, the electromagnetic valve is in a normally closed state,
when a washing device at the rear end, such as a washing machine, a dish washing machine and the like, is in a water injection state, a water inlet switch of the washing device is opened, water existing in a water path feeding system between an electromagnetic valve and the water inlet switch of the washing device flows out through a water outlet connecting pipe, when the pressure switch detects that the water pressure of the water outlet connecting pipe is lower than a set value, the pressure switch sends a low water pressure control signal to a signal controller, the signal controller controls the electromagnetic valve to be opened, at the moment, water flow in a water supply pipeline enters the water path feeding system, washing materials provided by a washing material component supply unit are dissolved in the water and are brought into the washing device at the rear end while flowing through, the air airbag is compressed by the water pressure while the water flow, and the outward pressure generated by air in the air airbag is consistent with the water pressure;
when the water inlet switch of the washing device is closed after the water injection of the washing device at the rear end is finished, the water flow is blocked, the water pressure in the pipeline is gradually increased, and when the pressure switch detects that the water pressure of the water outlet connecting pipe reaches or is higher than a set value, the pressure switch sends a high water pressure control signal to the signal controller, the signal controller controls the electromagnetic valve to be closed, and the water path feeding is finished. At the moment, when the water pressure detected by the pressure switch is unstable due to the existence of an air gap in a pipeline between the electromagnetic valve and the water inlet switch of the washing device, the air bag can generate rebound of an outward expansion force of internal air generated by the previous compression of the air bag by water flow, so that the water pressure in the pipeline is maintained in a high-pressure state, the pressure switch is ensured to be still in an open state, the electromagnetic valve is controlled to be in a closed state, and the working stability of the system is improved;
the pressure switch is a mechanical pressure switch or a digital pressure switch and is used for detecting the pressure of a medium and outputting a control signal;
the working principle of the mechanical pressure switch is that when the pressure of a measured medium exceeds a set value, the free end of an elastic element in the mechanical pressure switch displaces to push a switch element joint, so that the switch element is switched on or off; when the pressure of the measured medium is lower than the set value, the free end of the elastic element resets, and the switch element also automatically resets, so that the switch element restores the previous off or on state. The mechanical pressure switch develops different switch control signals to a rear-end controller through the connection or disconnection of a switch element of the mechanical pressure switch, and the switch control signals are digital quantity (0 or 1) control signals converted from the connection or disconnection signals of the switch.
When the pressure switch is a mechanical pressure switch, the low water pressure control signal and the high water pressure control signal are different switch control signals, namely different digital quantity (0 or 1) control signals;
the working principle of the digital pressure switch is that a pressure sensor on the digital pressure switch converts a measured medium pressure value into an electric quantity signal such as a voltage or current signal, the electric quantity signal is amplified or normalized and then passes through a comparison circuit in the digital pressure switch, and after the electric quantity signal is compared with a reference value (higher or lower), a corresponding logic control signal (0 or 1) is output to a rear-end controller.
When the pressure switch is a digital pressure switch, the low water pressure control signal and the high water pressure control signal are different logic control signals (0 or 1);
in the scheme, the waterway feeding system can realize an automatic feeding regulation and control process based on the water pressure in the pipeline after the waterway feeding control method is applied, the structure is simple, the performance is stable, the electromagnetic valve is in a normally closed state except the waterway feeding process, the water pollution of a main water supply pipeline caused by backward flowing of washing materials is prevented, when the washing material component supply unit is a washing material filter element, the impact of a waterway water hammer on the washing material filter element can be effectively prevented, the feeding quantity is unstable, the washing materials are effectively saved, when the washing material component supply unit is the programmed stocker, the impact influence of the waterway water hammer on core components of the waterway feeding system is also eliminated, and the service life is effectively ensured.
In the waterway feeding control method, the electromagnetic valve is an electromagnetic valve with a manual function, and the signal controller is set to be in two feeding modes, namely an automatic feeding mode and a manual feeding mode as shown in fig. 4;
in the automatic feeding mode, the signal controller is respectively in communication connection with the electromagnetic valve and the pressure switch; at the moment, the feeding mode of the waterway feeding system is the regulation and control mode for realizing automatic feeding based on the water pressure in the pipeline;
in the manual feeding mode, the signal controller cuts off the communication connection with the electromagnetic valve, the electromagnetic valve is closed or opened manually, namely, the electromagnetic valve coil is powered off, and the electromagnetic valve can be controlled to be closed or opened by manually rotating a manual handle of the electromagnetic valve.
By the aid of the scheme, the waterway feeding system can work more flexibly and is higher in safety, and when the detection sensitivity of the pressure switch is reduced or a detection fault occurs, the waterway feeding system can be switched to the manual feeding mode, so that the working safety and stability of the waterway feeding system are ensured.
In the above-mentioned method for controlling the water path feeding, when the washing material component supplying unit is the programmed stocker, the signal controller is provided with a plurality of washing material selection level positions and two washing material adding command modes, as shown in fig. 4;
one of the washing material adding instruction modes is a manual adding instruction mode, and the other mode is an automatic adding instruction mode;
in the automatic adding instruction mode, the signal controller is in communication connection with a washing device controller at the rear end, the signal controller sends a charging instruction to the programmed stocker after receiving washing material usage information in a selected washing mode sent by the washing device controller, and the programmed stocker controls the one-way valve to realize charging of washing materials with a specified amount according to the charging instruction;
and in the manual adding instruction mode, the signal controller sends a charging instruction to the programmed stocker according to the manually selected gear of the selected amount of the washing materials, and the programmed stocker controls the one-way valve to realize charging of the washing materials with the specified amount according to the charging instruction.
The scheme can enable the water path feeding system to be higher in adaptability, and the addition of the washing materials can be strictly and accurately controlled no matter whether the washing device controller can be in communication connection with the signal controller or not, so that the waste of the washing materials and the unstable feeding amount are avoided.
In a third aspect, the invention provides a washing device comprising the waterway feeding system.
In a fourth aspect, the present invention provides a computer readable storage medium, on which a computer program is stored, which, when being executed by a processor, implements the steps of the waterway charge control method described above.
In summary, compared with the prior art, the invention has the following advantages:
1. the automatic feeding is realized, and meanwhile, the water pollution of a main water supply pipeline caused by the backward flow of the washing material can be effectively prevented, the structure is simple, and the performance is stable;
2. the impact influence on the core component of the washing material filter element or the water path feeding system caused by the water hammer of the water path can be effectively prevented, the stability and the accuracy of the feeding amount of the washing material are improved, the washing material is effectively saved, and the service life of the water path feeding system is long.
3. The working mode is various and flexible, and the working safety stability and the adaptability are high.
The foregoing is a preferred embodiment of the present invention, and it should be noted that although the present invention has been described with reference to the above examples, it should be understood that the present invention also provides many possible variations which do not require creative work, and although the present invention is still not exhaustive, the person of ordinary skill in the art can, after reading the present specification, combine with the common general knowledge to conceive more specific embodiments, and such specific embodiments do not depart from the spirit of the present claims, and any equivalent replacement or several improvements and modifications should be considered as the embodiments included in the present invention, and belong to the protection scope of the present invention.
Claims (10)
1. A waterway feeding system comprises a water inlet connecting pipe and a water outlet connecting pipe, wherein a material bin is connected between the water inlet connecting pipe and the water outlet connecting pipe, and the waterway feeding system is characterized by further comprising an electromagnetic valve, a pressure switch and a signal controller;
the water outlet connecting pipe is used for connecting a washing device;
the electromagnetic valve is arranged between the water inlet connecting pipe and the material bin;
the pressure switch is arranged between the water outlet connecting pipe and the material bin;
the signal controller is respectively in communication connection with the electromagnetic valve and the pressure switch;
the signal controller is configured to control the closing or opening of the solenoid valve by receiving a control signal from the pressure switch;
a washing material component supply unit is disposed in the material bin.
2. The waterway material feeding system of claim 1, wherein a pressure storage bin is further connected between the solenoid valve and the pressure switch, and a closed air sac is arranged in the pressure storage bin.
3. The waterway feeding system of claim 2, wherein the air bladder is formed by laminating two layers of material, an inner layer being a rubber layer and an outer layer being a corrosion-resistant fabric layer.
4. A waterway dosing system according to any one of claims 1-3, wherein the cleaning material component supply unit is a cleaning material filter element.
5. The waterway dosing system of any one of claims 1-3, wherein the washing material component supply unit is a programmed hopper, a flow mixing zone is formed between the programmed hopper and the material bin, a one-way discharge valve is disposed on the programmed hopper, the programmed hopper is communicatively connected to the signal controller, and the programmed hopper is configured to control the one-way discharge valve to be dosed by receiving a dosing command from the signal controller.
6. A waterway charge control method for the waterway charge system of any one of claims 1-5,
the pressure switch detects the water pressure of the water outlet connecting pipe;
when the water pressure is lower than a set value, the pressure switch sends a low water pressure control signal to the signal controller, and the signal controller controls the electromagnetic valve to be opened; otherwise, the pressure switch sends a high water pressure control signal to the signal controller, and the signal controller controls the electromagnetic valve to be closed.
7. The waterway charge control method of claim 6, wherein the solenoid valve is a solenoid valve with a manual function, and the signal controller is set to two charge modes, namely an automatic charge mode and a manual charge mode;
in the automatic feeding mode, the signal controller is respectively in communication connection with the electromagnetic valve and the pressure switch;
and in the manual feeding mode, the signal controller cuts off the communication connection with the electromagnetic valve, and the closing or opening of the electromagnetic valve is realized manually.
8. The waterway charge control method of claim 6 or 7, wherein when the washing material component supply unit is the programmed stocker, the signal controller is provided with a plurality of washing material selection quantity steps and two washing material addition command modes;
one of the washing material adding instruction modes is a manual adding instruction mode, and the other mode is an automatic adding instruction mode;
in the automatic adding instruction mode, the signal controller is in communication connection with a washing device controller at the rear end, and after receiving washing material usage information in a selected washing mode sent by the washing device controller, the signal controller sends a charging instruction to the programmed stocker;
in the manual dosing command mode, the signal controller sends a dosing command to the programmable hopper based on the manually selected wash material selection level.
9. A washing device, characterized in that the washing device comprises the waterway feeding system of any one of the above claims 1-5.
10. A computer-readable storage medium, on which a computer program is stored, wherein the computer program, when executed by a processor, implements the steps of the method for waterway charge control of any one of claims 6-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010629919.2A CN111974299A (en) | 2020-07-03 | 2020-07-03 | Waterway feeding system, waterway feeding control method, washing device and storage medium |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010629919.2A CN111974299A (en) | 2020-07-03 | 2020-07-03 | Waterway feeding system, waterway feeding control method, washing device and storage medium |
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| CN111974299A true CN111974299A (en) | 2020-11-24 |
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| CN202010629919.2A Pending CN111974299A (en) | 2020-07-03 | 2020-07-03 | Waterway feeding system, waterway feeding control method, washing device and storage medium |
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| CN (1) | CN111974299A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102345224A (en) * | 2010-07-30 | 2012-02-08 | 三星电子株式会社 | Washing machine |
| CN106149306A (en) * | 2015-03-25 | 2016-11-23 | 宁波吉德电器有限公司 | Washing machine inflow electromagnetic valve is utilized to inject the method and device of liquid washing assisant |
| CN209671862U (en) * | 2019-02-02 | 2019-11-22 | 金华市洪升供水设备有限公司 | A kind of water hammer cancellation element |
-
2020
- 2020-07-03 CN CN202010629919.2A patent/CN111974299A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102345224A (en) * | 2010-07-30 | 2012-02-08 | 三星电子株式会社 | Washing machine |
| CN106149306A (en) * | 2015-03-25 | 2016-11-23 | 宁波吉德电器有限公司 | Washing machine inflow electromagnetic valve is utilized to inject the method and device of liquid washing assisant |
| CN209671862U (en) * | 2019-02-02 | 2019-11-22 | 金华市洪升供水设备有限公司 | A kind of water hammer cancellation element |
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