CN212533451U - Water-saving device of washing machine - Google Patents
Water-saving device of washing machine Download PDFInfo
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- CN212533451U CN212533451U CN202021186292.XU CN202021186292U CN212533451U CN 212533451 U CN212533451 U CN 212533451U CN 202021186292 U CN202021186292 U CN 202021186292U CN 212533451 U CN212533451 U CN 212533451U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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Abstract
The utility model discloses a water-saving device of a washing machine, which comprises a water inlet pipeline and a water outlet pipeline which are respectively connected with the washing machine, wherein the water inlet pipeline and the water outlet pipeline are respectively provided with a water inlet electromagnetic valve for controlling the water inlet direction of the washing machine and a water outlet electromagnetic valve for controlling the water outlet direction of the washing machine; a recovery water tank is arranged between the drainage pipeline and the water inlet pipeline at the drainage downstream of the washing machine, and the drainage electromagnetic valve is connected with the recovery water tank through a recovery pipeline; the recovery water tank is connected with the water inlet electromagnetic valve through a recycling pipeline; the recycling pipeline is provided with a water pump for pumping water in the recycling water tank to the water inlet electromagnetic valve; all install the rivers sensor that can perception rivers number of times and flow on inlet channel and the drainage pipe, rivers sensor electric connection has controlling means, controlling means and inlet solenoid valve, play water solenoid valve and water pump electric connection. The water-saving device can reduce water resource consumption and improve the recycling rate.
Description
Technical Field
The utility model relates to a house water conservation field especially relates to a washing machine water saving fixtures.
Background
With the development of socio-economy, various resources are used in large quantities, especially water resources on which humans rely for survival. Although the amount of water resources on earth is huge, the total amount of fresh water resources available for human consumption is drastically reduced. At present, domestic sewage directly discharged by human activities is far greater than treatment capacity, and the load of the generated wastewater on the global resource environment is increased greatly.
For household daily washing machines, about 700 thousands of families are available in Beijing, and the water consumption per household is calculated according to that the average washing is carried out 3 times per week, and the water consumption per time is 60-90L, so that the water consumption per year is nearly 9000 ten thousand tons, which is equivalent to the water consumption of 30 Yiheyunming lakes, and therefore, the washing machine is very necessary for saving the washing water.
SUMMERY OF THE UTILITY MODEL
To the problem that prior art exists, the utility model aims to provide a washing machine water saving fixtures, can solve above-mentioned part or whole technical problem.
In order to achieve the technical purpose, the utility model discloses technical scheme as follows:
a water-saving device of a washing machine comprises a water inlet pipeline and a water outlet pipeline which are respectively connected with the washing machine, wherein a water inlet electromagnetic valve for controlling the water inlet direction of the washing machine and a water outlet electromagnetic valve for controlling the water outlet direction of the washing machine are respectively arranged on the water inlet pipeline and the water outlet pipeline;
a recovery water tank is arranged between the drainage pipeline and the water inlet pipeline at the drainage downstream of the washing machine, and the drainage electromagnetic valve is connected with the recovery water tank through a recovery pipeline; the recovery water tank is connected with the water inlet electromagnetic valve through a recycling pipeline;
the recycling pipeline is provided with a water pump for pumping water in the recycling water tank to the water inlet electromagnetic valve;
all install the rivers sensor that can perception rivers number of times and flow on inlet channel and the drainage pipe, rivers sensor electric connection has controlling means, controlling means and inlet solenoid valve, play water solenoid valve and water pump electric connection.
Further, the water inlet electromagnetic valve and the water discharge electromagnetic valve are three-way valves.
Further, the water flow sensor comprises a water inlet sensor arranged on the water inlet pipeline, and the water inlet sensor is arranged between the water inlet electromagnetic valve and the washing machine.
Further, the water flow sensor includes a drain sensor installed on the drain pipe, the drain sensor being disposed between the washing machine and the drain solenoid valve.
Further, the control device comprises a processor and a driving chip, wherein the signal input end of the processor is in electrical signal connection with the signal output end of the water flow sensor, the signal output end of the processor is in electrical signal connection with the signal input end of the driving chip, and the signal output end of the driving chip is in electrical signal connection with the signal input end of the water inlet electromagnetic valve, the signal input end of the water outlet electromagnetic valve and the signal input end of the water pump respectively.
Further, the processor is of the model STC12F 4052.
Further, the model of the driving chip is LG 9110S.
Further, the washing machine is a drum type washing machine or a pulsator type washing machine.
The utility model discloses an installation on inlet channel and drainage pipe can the perception rivers sensor of number of times, can recycle the higher water of cleanliness when the later stage rinsing, make its save back in the recovery water tank, as the first water of washing when treating next time to wash clothes, reached the effect of cyclic utilization water resource.
The water flow sensors arranged on the water inlet pipeline and the water drainage pipeline and the electromagnetic valves arranged on the water inlet pipeline and the water drainage pipeline can form a control loop under the action of the control device. Taking the water inflow and the water drainage of different times sensed by the water flow sensor as control parameters, discharging sewage generated by the first washing and the second washing of the washing machine to a sewer through a drainage pipeline of the washing machine according to a set program, and conveying the rinsing water of the third time and later to a recovery water tank through a recovery pipeline; and pumping the water in the recovery water tank to the washing machine through a water pump during the first washing and the second washing of the washing machine through a recycling pipeline, and taking tap water as the inlet water of the third washing machine and the later washing machines.
Through above-mentioned intake and drainage, can constitute a total water conservation circulation, the running water that lets in only rinses washing machine's clothing in the later stage at whole in-process, and the rinsing water is retrieved under the higher state of cleanliness and is stored, has effectively alleviated the intake at all stages and is the water waste that the running water caused, improves domestic water's cyclic utilization.
Drawings
Fig. 1 is a schematic structural view of the water saving device of the washing machine of the present invention.
In the figure, 1-a water inlet pipeline, 11-a water inlet electromagnetic valve, 12-a water inlet sensor, 2-a water discharge pipeline, 21-a water discharge electromagnetic valve, 22-a water discharge sensor, 3-a washing machine, 4-a recovery water tank, 5-a water pump, 6-a recycling pipeline, 7-a recovery pipeline and 8-a control device.
Detailed Description
For clearly explaining the contents of the present invention, the present invention will be described below with reference to examples.
As shown in fig. 1, the water saving device of the washing machine of the present invention comprises a water inlet pipe 1 and a water outlet pipe 2 respectively connected to a washing machine 3, wherein the water inlet pipe 1 and the water outlet pipe 2 are respectively provided with a water inlet solenoid valve 11 for controlling the water inlet direction of the washing machine and a water outlet solenoid valve 21 for controlling the water outlet direction of the washing machine;
a recovery water tank 4 is arranged between the drainage pipeline 2 and the water inlet pipeline 1 at the drainage downstream of the washing machine, and the drainage electromagnetic valve 21 is connected with the recovery water tank 4 through a recovery pipeline 7; the recovery water tank 4 is connected with the water inlet electromagnetic valve 11 through a recycling pipeline 6;
the recycling pipeline 6 is provided with a water pump 5 for sending the water pump 5 in the recycling water tank 4 to a water inlet electromagnetic valve 11;
all install the rivers sensor that can perception rivers number of times and flow on inlet channel 1 and the drainage pipe 2, rivers sensor electric connection has controlling means 8, controlling means 8 and inlet solenoid valve 11, play water solenoid valve and 5 electric connection of water pump.
In this embodiment, the water inlet solenoid valve 11 and the water outlet solenoid valve 21 are three-way valves, wherein the water inlet direction of the water inlet solenoid valve 11 includes tap water and circulating water in the recovery water tank 4, and the water outlet direction leads to the washing machine 3; the water outlet direction of the water discharge electromagnetic valve 21 comprises a sewer and a recovery water tank 4, and the water inlet direction is the washing machine side.
The water flow sensor comprises a water inlet sensor 12 installed on the water inlet pipeline 1 and a water discharge sensor 22 installed on the water discharge pipeline 2, the water inlet sensor 12 and the water discharge sensor are both electrically connected with a control device 8, and the control device 8 is respectively electrically connected with a water inlet electromagnetic valve 11, a water outlet electromagnetic valve and a water pump 5.
The water inlet sensor 12 is installed between the water inlet solenoid valve 11 and the washing machine 3, and is capable of automatically sensing the water inlet frequency and the water inlet flow rate of the washing machine 3, and the water discharge sensor 22 is installed between the washing machine 3 and the water discharge solenoid valve 21, and is capable of automatically sensing the water discharge frequency and the water discharge flow rate of the washing machine 3.
The working flows of the sensor, the electromagnetic valve and the control device are as follows:
the washing machine is started, the washing mode of the washing machine is set, and the start button is pressed. In the water inlet process of the washing machine, the control circuit of the water-saving device is separated from the washing machine, so that the water-saving device is started immediately after the start button of the washing machine is pressed. At this time, the inlet water of the washing machine is pumped to the water inlet electromagnetic valve 11 through the recycling pipeline 6 by the water pump 5 arranged in the recycling water tank 4, then enters the water inlet pipeline 1 through the water inlet electromagnetic valve 11, and finally enters the washing machine after passing through the water inlet sensor 12. The above control flow requires that the water pump 5 is started and the water inlet direction of the electromagnetic valve is adjusted to the circulating water direction when the water saving device is started.
When the water inlet valve inside the washing machine is cut off, and the water inlet flow sensed by the sensor on the water inlet pipeline 1 is zero, the control device 8 of the water-saving device controls the water inlet electromagnetic valve 11 to close and cut off the water inlet of the washing machine, and simultaneously controls the water pump 5 to stop running. The washing machine begins to wash, after the washing machine finishes the first washing, discharge the first washing sewage through the drainage pipe 2, because the washing water contains a large amount of materials such as detergent, etc., the cleanliness is relatively poor at this moment, the drainage direction of the water discharge electromagnetic valve 21 is towards the sewer, discharge the first washing sewage to the sewer, the water discharge sensor 22 on the drainage pipe 2 is from sensing the first rivers to the zero time of this water flow, explain that the first washing sewage is discharged and finished, the controlling device 8 controls the water inlet electromagnetic valve 11 to open, let in the circulating water to the washing machine, this control procedure is the same as the first washing water inlet of the above-mentioned washing machine, and while discharging for the second time, the water discharge electromagnetic valve 21 is still towards the sewer, thus finish the first two washing processes of the washing machine.
In the following description of the recycling of the circulating water for the third time and the following times, when the water inlet sensor 12 on the water inlet pipe 1 senses the water flows twice, the control device 8 controls the water inlet solenoid valve 11 to change the water inlet direction from the third water inlet, the water inlet of the water inlet solenoid valve 11 faces the tap water end, that is, the water introduced into the washing machine from the third water inlet is tap water. When the water inlet valve in the washing machine is cut off, and the water inlet flow sensed by the sensor on the water inlet pipeline 1 is zero, the control device 8 of the water-saving device controls the water inlet electromagnetic valve 11 to close and cut off the water inlet of the tap water, and the washing machine washes for the third time, namely, the clothes are rinsed. Of course, the washing times of different types of washing machines may be different, and the rinsing may be performed after three times of washing, according to the utility model discloses an idea can be according to the adjustment of specific case washing times.
When the washing machine discharges the first rinsing water and the drainage sensor 22 on the drainage pipeline 2 senses the flow, the control device 8 controls the outlet direction of the outlet solenoid valve to be changed from the original sewer to the recovery water tank 4, so that the discharged water enters the recovery water tank 4 through the recovery pipeline 7 to be recovered. When the third drainage flow rate sensed by the drainage sensor 22 is zero, the fourth water inflow and drainage is started, and the process is the same as the third water inflow and drainage process and is not repeated.
The recovery water tank 4 is arranged below the washing machine 3, so that water drained by the washing machine can be collected more sufficiently, the water pump 5 in the recovery water tank 4 can effectively convey the circulating water pump 5 to the water inlet of the water inlet electromagnetic valve 11, and then the water inlet electromagnetic valve 11 is introduced into the washing machine.
The control device of the water saving device comprises a processor and a driving chip, wherein the signal input end of the processor is in electric signal connection with the signal output end of the water flow sensor, the signal output end of the processor is in electric signal connection with the signal input end of the driving chip, and the signal output end of the driving chip is in electric signal connection with the signal input end of the water inlet electromagnetic valve, the signal input end of the water outlet electromagnetic valve and the signal input end of the water pump respectively. Referring to the dotted line in fig. 1, the connection relationship of the electrical signals is shown. Through the electric signal connection of each component signal input end and output end, the control device can control each electromagnetic valve and the water pump on the basis of the flow detected by the sensor and the induction times, so that the control process is conveniently realized. The model of the processor is STC12F4052, the model of the driving chip is LG9110S, and the controller has the characteristics of stable performance and high control precision.
It is important to point out that the water inlet of the washing machine in the washing stage adopts recycled circulating water through the mutual matching of the electromagnetic valve in the form of a tee joint and the water flow sensor, and the drained water with lower cleanliness in the washing stage is discharged to a sewer; the water inflow in the rinsing stage is tap water, and the drainage with higher cleanliness in the rinsing stage is discharged to the recovery water tank, so that the water consumption of the daily washing machine is greatly reduced, and the waste of water resources is effectively relieved.
It should be noted that the present invention can be applied to various types of washing machines, including drum-type or pulsator type washing machines, to effectively reduce the consumption of water for daily washing.
Finally, it is to be understood that the above embodiments are merely exemplary embodiments that have been employed to illustrate the principles of the present invention, and that the present invention is not limited thereto. It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the spirit and scope of the invention, and these changes and modifications are to be considered as the protection scope of the invention.
Claims (6)
1. A water-saving device of a washing machine is characterized by comprising a water inlet pipeline and a water outlet pipeline which are respectively connected with the washing machine, wherein a water inlet electromagnetic valve for controlling the water inlet direction of the washing machine and a water outlet electromagnetic valve for controlling the water outlet direction of the washing machine are respectively arranged on the water inlet pipeline and the water outlet pipeline;
a recovery water tank is arranged between the drainage pipeline and the water inlet pipeline at the drainage downstream of the washing machine, and the drainage electromagnetic valve is connected with the recovery water tank through a recovery pipeline; the recovery water tank is connected with the water inlet electromagnetic valve through a recycling pipeline;
the recycling pipeline is provided with a water pump for pumping water in the recycling water tank to the water inlet electromagnetic valve;
all install the rivers sensor that can perception rivers number of times and flow on inlet channel and the drainage pipe, rivers sensor electric connection has controlling means, controlling means and inlet solenoid valve, play water solenoid valve and water pump electric connection.
2. The water saving device of a washing machine according to claim 1, wherein the water inlet solenoid valve and the water discharge solenoid valve are three-way valves.
3. The water saving device of the washing machine as claimed in claim 2, wherein the water flow sensor comprises a water inlet sensor mounted on the water inlet pipe, the water inlet sensor being disposed between the water inlet solenoid valve and the washing machine.
4. The water saving device of a washing machine as claimed in claim 2, wherein the water flow sensor includes a drain sensor installed on a drain pipe, the drain sensor being disposed between the washing machine and the drain solenoid valve.
5. The water-saving device of the washing machine according to any one of claims 1 to 4, wherein the control device comprises a processor and a driving chip, a signal input end of the processor is electrically connected with a signal output end of the water flow sensor, a signal output end of the processor is electrically connected with a signal input end of the driving chip, and a signal output end of the driving chip is respectively electrically connected with a signal input end of the water inlet electromagnetic valve, a signal input end of the water outlet electromagnetic valve and a signal input end of the water pump.
6. The water saving device of a washing machine according to claim 1, wherein the washing machine is a drum type washing machine or a pulsator type washing machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021186292.XU CN212533451U (en) | 2020-06-23 | 2020-06-23 | Water-saving device of washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021186292.XU CN212533451U (en) | 2020-06-23 | 2020-06-23 | Water-saving device of washing machine |
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| Publication Number | Publication Date |
|---|---|
| CN212533451U true CN212533451U (en) | 2021-02-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021186292.XU Active CN212533451U (en) | 2020-06-23 | 2020-06-23 | Water-saving device of washing machine |
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| CN (1) | CN212533451U (en) |
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2020
- 2020-06-23 CN CN202021186292.XU patent/CN212533451U/en active Active
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