阅读说明：本技术 一种洗涤设备的控制方法及洗涤设备 (Control method of washing equipment and washing equipment ) 是由 才智 高秋英 王艳鹏 于 2019-11-13 设计创作，主要内容包括：本发明公开了一种洗涤设备的控制方法及洗涤设备。本发明提供一种洗涤设备的控制方法,洗涤设备执行进水程序时分多次进水,每次进水投放设定量的洗涤剂,检测最后一次进水前的实际进水量La,得出与实际进水量La相对应的投放误差量ΔM,将最后一次进水时洗涤剂的投放量Ma调整为Ma+ΔM；该洗涤设备的控制方法能够使得洗涤剂的投放比较标准,提高洗涤效果以及节约洗涤剂；本发明还提供一种洗涤设备,洗涤设备上设有流量检测装置以及水位检测装置。(The invention discloses a control method of washing equipment and the washing equipment. The invention provides a control method of washing equipment, the washing equipment carries out water inlet procedure, water is fed for many times, detergent with set amount is fed in each water inlet, the actual water inlet La before the last water inlet is detected, the feeding error amount delta M corresponding to the actual water inlet La is obtained, and the feeding amount Ma of the detergent in the last water inlet is adjusted to Ma + delta M; the control method of the washing equipment can ensure that the adding of the detergent is relatively standard, improve the washing effect and save the detergent; the invention also provides a washing device, and the washing device is provided with a flow detection device and a water level detection device.)

1. A control method of washing equipment is characterized in that the washing equipment carries out water inlet procedures, water is fed for multiple times, a set amount of detergent is fed in each water inlet, the actual water inlet amount La before the last water inlet is detected, the feeding error amount delta M corresponding to the actual water inlet amount La is obtained, and the feeding amount Mo of the detergent in the last water inlet is adjusted to be Mo + delta M.

2. The method as claimed in claim 1, wherein the predetermined corresponding setting value is called as the dispensing error Δ M according to the detected actual water inflow La.

3. The control method of a washing device according to claim 1, wherein a corresponding total detergent input amount Ma is obtained according to the detected actual water intake amount La; obtaining the total detergent input amount Mb after the last water inflow is finished according to the set water level of the last water inflow, and further obtaining delta M as Ma-Mb;

preferably, the total put amount of the detergent Ma is the actual water inlet La a + b; wherein a and b are both preset constants.

4. The method of claim 3, wherein the washing machine performs a second water intake to a set water level, the set water level corresponds to a set water intake Lb, and the total detergent input Mb after the second water intake is finished is the set water intake Lb a + b; wherein a and b are both preset constants.

5. The method of claim 4, wherein the set water inflow amount corresponding to the set water level of the current water intake is L0, the set water inflow amount corresponding to the set water level of the last water intake is L1, and the set detergent input amount corresponding to the current water intake is a (L0-L1), wherein a is a predetermined constant.

6. The method of claim 4, wherein the last water intake is performed to a set water level, the set water intake corresponding to the set water level is Lc, and the set water intake Lc is substituted into the formula M ═ a × L + b to obtain a total detergent input amount Mc after the last water intake is completed; the set water inflow Lb of the last water inflow is substituted into the formula M, namely a and L + b, so that the total put amount Mb of the detergent after the last water inflow is finished is obtained; setting the feeding amount Mo of the detergent during the last water feeding as Mc-Mb; wherein a and b are both preset constants.

7. The control method of a washing apparatus according to any one of claims 1 to 6,

s1, starting washing equipment, and feeding water into the washing equipment for multiple times; before or during each water inflow, a set amount of detergent is put in, and water is fed to a corresponding set water level;

s2, after detergent with the quantity set for the penultimate time is put into the washing equipment, detecting whether the water inflow for the penultimate time reaches the set water level, and if the water inflow does not reach the set water level, continuing to inflow water; if the inlet water reaches the set water level, executing step S3;

s3, detecting the actual water inflow La before the last water inflow, calling the set water inflow Lb of the last water inflow to obtain a throwing error amount delta M (Ma-Mb) (a + La + b) - (a + Lb + b);

s4, calling the set water inflow Lb of the last water inflow and the set water inflow Lc of the last water inflow to obtain the set input quantity Mo-Mc-Mb of the detergent of the last water inflow (a) Lc + b) - (a Lb + b);

and S5, obtaining that the adding amount of the detergent when the water is fed for the last time is Mo + delta M.

8. The control method of a washing apparatus according to any one of claims 1 to 6, wherein the washing apparatus automatically determines or a user manually selects a set water level as the washing water level before the washing apparatus performs the water supply process; and when the washing equipment executes the last water inlet of the water inlet program, the water inlet level is detected, and the water inlet is stopped after the detection value reaches the washing water level.

9. The control method of the washing equipment according to any one of claims 1 to 6, wherein in the washing process, the variation of the water level in the washing equipment is detected, the water supply amount of the washing equipment is obtained, and the water supply amount is substituted into the formula M a L + b to obtain the added amount of the detergent to be added into the washing equipment; wherein a and b are both preset constants.

10. Washing equipment, characterized in that, by applying the control method of washing equipment according to any one of claims 1 to 9, the washing equipment is provided with a flow rate detection device and a water level detection device.

Technical Field

The invention belongs to the field of washing equipment, and particularly relates to a control method of the washing equipment and the washing equipment.

Background

With the progress of technology and the demand of intelligent development, people have higher and higher intelligent demand on washing equipment at present, the number of families using detergent to wash clothes is more and more, and for the putting of the detergent, two different modes of putting the detergent into the washing equipment by a user and automatically putting the laundry detergent into the washing equipment by the user are provided. For washing equipment manually put in by a user, the specific detergent putting amount of the user is fuzzy, and the operation is troublesome; the washing equipment with the function of automatically putting in the detergent on the existing market comprises a detergent box, a delivery pump and a delivery pipeline which are arranged on the washing equipment, wherein the automatic putting-in function is realized by controlling the running time of the delivery pump by a putting-in control part according to the set putting-in flow rate; the detergent putting of the existing washing equipment is weighed according to an initial program, a corresponding washing water level is determined according to a weighing result, the putting amount of the detergent is determined according to the weighing result and the washing water level, and the detergent with the putting amount is put at one time.

Disclosure of Invention

The invention aims to solve the technical problems of poor washing effect of washings and waste of detergent caused by inaccurate detergent feeding amount in the prior art, and provides a control method of washing equipment and the washing equipment.

In order to solve the technical problems, the invention adopts the technical scheme that:

according to one aspect of the invention, a method for controlling washing equipment is provided, wherein the washing equipment carries out a water inlet program and carries out water inlet for multiple times, a set amount of detergent is added into each water inlet, an actual water inlet La before the last water inlet is detected, an adding error amount delta M corresponding to the actual water inlet La is obtained, and an adding amount Ma of the detergent during the last water inlet is adjusted to Ma + delta M.

Furthermore, a pre-stored corresponding set value is called as the throwing error amount delta M according to the detected actual water inflow La.

Further, according to the actual water inflow La obtained by detection, obtaining the corresponding total put-in quantity Ma of the detergent; obtaining the total detergent input amount Mb after the last water inflow is finished according to the set water level of the last water inflow, and further obtaining delta M as Ma-Mb;

preferably, the total put amount of the detergent Ma is the actual water inlet La a + b; wherein a and b are both preset constants.

Furthermore, the washing equipment performs the last water inlet to a set water level, the set water inlet amount Lb corresponding to the set water level, and the total detergent adding amount Mb after the last water inlet is finished is the set water inlet amount Lb a + b; wherein a and b are both preset constants.

Furthermore, the set water inflow corresponding to the set water level of the current water intake is L0, and the set water inflow corresponding to the set water level of the last water intake is L1, then the set detergent input amount corresponding to the current water intake is a (L0-L1), and a is a preset constant.

Further, the last water inflow is carried out to a set water level, the set water inflow corresponding to the set water level is Lc, and the set water inflow Lc is substituted into a formula M (a) L + b to obtain the total detergent adding quantity Mc after the last water inflow is finished; the set water inflow Lb of the last water inflow is substituted into the formula M, namely a and L + b, so that the total put amount Mb of the detergent after the last water inflow is finished is obtained; setting the feeding amount Mo of the detergent during the last water feeding as Mc-Mb; wherein a and b are both preset constants.

Further, S1, starting washing equipment, and enabling the washing equipment to feed water for multiple times; before or during each water inflow, a set amount of detergent is put in, and water is fed to a corresponding set water level;

s2, after detergent with the quantity set for the penultimate time is put into the washing equipment, detecting whether the water inflow for the penultimate time reaches the set water level, and if the water inflow does not reach the set water level, continuing to inflow water; if the inlet water reaches the set water level, executing step S3;

s3, detecting the actual water inflow La before the last water inflow, calling the set water inflow Lb of the last water inflow to obtain a throwing error amount delta M (Ma-Mb) (a + La + b) - (a + Lb + b);

s4, calling the set water inflow Lb of the last water inflow and the set water inflow Lc of the last water inflow to obtain the set input quantity Mo-Mc-Mb of the detergent of the last water inflow (a) Lc + b) - (a Lb + b);

and S5, obtaining that the adding amount of the detergent when the water is fed for the last time is Mo + delta M.

Further, before the washing equipment executes a water inlet program, the washing equipment automatically judges or a user manually selects a set water level as a washing water level; and when the washing equipment executes the last water inlet of the water inlet program, the water inlet level is detected, and the water inlet is stopped after the detection value reaches the washing water level.

Furthermore, in the washing process, detecting the water level variation in the washing equipment to obtain the water replenishing amount of the washing equipment, and substituting the water replenishing amount into a formula M (a) L + b to obtain the detergent adding amount to be replenished into the washing equipment; wherein a and b are both preset constants.

The invention also provides a washing device, which overcomes the defects of poor washing effect of the washings and waste of the detergent caused by inaccurate detergent feeding amount in the prior art, and the washing device adopts the control method of the washing device provided by the technical scheme, and is provided with the flow detection device and the water level detection device.

After the technical scheme is adopted, compared with the prior art, the invention has the following beneficial effects.

1. According to the control method of the washing equipment, the actual water inflow La of the washing equipment before the last water inflow is detected, the putting error amount delta M corresponding to the actual water inflow La is obtained, the putting amount Ma of the detergent is adjusted to Ma + delta M when the last water inflow is carried out, and the accurate putting of the detergent when the last water inflow is carried out is achieved, so that the putting amount of the detergent meets the actual water inflow, the putting amount of the detergent is increased, the washing effect can be provided, the putting amount of the detergent is reduced, and the detergent can be saved.

2. According to the control method of the washing equipment, provided by the invention, in the washing process, the water level variation in the washing equipment is detected, the water replenishing quantity of the washing equipment is obtained, the adding quantity of the detergent to be replenished into the washing equipment is obtained according to the water replenishing quantity, and the washing effect is improved.

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without limiting the invention to the right. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:

fig. 1 is a flowchart of a control method of a washing apparatus according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a washing apparatus according to an embodiment of the present invention.

In the figure: 1-outer cylinder; 2-inner cylinder; 3-water inlet pipe; 4-a water flow meter; 5-a water inlet valve.

It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate it by a person skilled in the art with reference to specific embodiments.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used for illustrating the present invention and are not intended to limit the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1, according to an aspect of the present invention, a method for controlling a washing apparatus is provided, in which the washing apparatus performs a water inlet procedure by time-division multiple water inlets, a set amount of detergent is added in each water inlet, an actual water inlet La before the last water inlet is detected, an adding error amount Δ M corresponding to the actual water inlet La is obtained, and an adding amount Ma of the detergent during the last water inlet is adjusted to Ma + Δ M.

In the embodiment of the invention, in the control method, the putting error quantity delta M corresponding to the actual water inflow La is obtained by detecting the actual water inflow La before the last water inflow of the washing equipment, the putting quantity Ma of the detergent is adjusted to Ma + delta M when the water inflow is carried out for the last time, so that the accurate putting of the detergent when the water inflow is carried out for the last time is realized, the putting quantity of the detergent meets the actual water inflow, the putting quantity of the detergent is increased, the washing effect can be provided, the putting quantity of the detergent is reduced, and the detergent can be saved;

when needing to be explained, the washing equipment executes a water inlet program to carry out water inlet for multiple times, detergent with set quantity is put in each water inlet, each time the water is fed to a set water level, each set water level corresponds to a certain set water inlet quantity, the set water inlet quantity is a preset water inlet quantity reaching the set water level from initial water inlet, and the actual water inlet quantity is an actual water inlet quantity reaching the set water level from the initial water inlet;

before the washing equipment executes a water inlet program, the washing equipment automatically judges or a user manually selects a set water level as a washing water level; the washing equipment detects the water level of inlet water when the last inlet water of the water inlet program is executed, and stops water inlet when the detection value reaches the washing water level; the method for automatically judging a set water level as the washing water level by the washing equipment comprises the following steps: according to the weight of clothes in the washing equipment, the preset water inflow of the washing machine is obtained, and therefore the washing water level is obtained.

In the embodiment of the invention, the pre-stored corresponding set value is called as the throwing error amount delta M according to the detected actual water inflow La.

In the embodiment of the invention, the database is stored in the washing equipment, the corresponding relation between the actual water inflow La and the putting error quantity delta M is stored in the database in advance, the putting error quantity delta M can be directly obtained according to the actual water inflow La, and the putting quantity of the detergent at the last time can be conveniently obtained.

As shown in fig. 1, in the embodiment of the present invention, a corresponding total detergent input amount Ma is obtained according to an actual water inflow La obtained by detection; and obtaining the total detergent adding amount Mb after the last water inlet is finished according to the set water level of the last water inlet, and further obtaining the delta M which is Ma-Mb.

In the embodiment of the invention, the water level detection device can detect whether the inlet water reaches the corresponding set water level, and the inlet water is judged to reach the corresponding set water inflow by judging that the inlet water reaches the set water level; obtaining the total put-in quantity Ma of the detergent corresponding to the actual water inflow La and the total put-in quantity Mb of the detergent after the last water inflow is finished according to the actual water inflow La and the set water level of the last water inflow obtained through detection, so that the put-in error quantity delta M is Ma-Mb;

obtaining the total put-in quantity Ma of the detergent according to the formula, wherein the total put-in quantity Ma of the detergent is the actual water inflow La a + b, and the actual water inflow obtained by detection is used for obtaining the total put-in quantity Ma of the detergent; wherein a and b are both preset constants;

the washing equipment performs the last water intake to a set water level, the set water inflow rate Lb corresponding to the set water level performs the last water intake, and the total detergent input amount Mb after the last water intake is finished is the set water inflow rate Lb a + b according to a formula; wherein a and b are preset constants

Therefore, the dosing error amount Δ M is (a × La + b) - (a × Lb + b);

as can be seen from the above-mentioned dosing error amount Δ M ═ a × La + b) - (a × Lb + b), when the actual water inflow La is greater than the set water inflow of the last water inflow, and the dosing error amount Δ M is greater than 0, the dosing amount of the detergent needs to be increased; when the actual water inflow La is smaller than the set water inflow of the last water inflow, and the putting error quantity delta M is smaller than 0, the putting quantity of the detergent needs to be reduced; when the actual water inflow La is equal to the set water inflow of the last water inflow, the putting error quantity delta M is equal to 0, and the putting quantity of the detergent is unchanged;

the actual water inflow La is greater than the set water inflow for the penultimate intake: clothes are put into the washing machine, no washing water exists in the washing machine, and the actual water inflow La is larger than the set water inflow of the last water inflow due to the self water absorption of the clothes in the washing machine; the situation that the actual water inflow La is less than the set water inflow of the penultimate water intake can be: the machine is not provided with clothes and has partial washing water; the situation that the actual water inflow La is equal to the set water inflow of the penultimate water intake can be: clothes are not put in the washing machine, and no washing water is left in the washing machine;

the washing machine is characterized in that a plurality of first concentration values and a plurality of second concentration values corresponding to the first concentration values respectively are stored in the washing machine in advance, the first concentration values are concentration values of a plurality of detergents respectively, the second concentration values are concentration values of the detergents which reach the best washing effect after the detergents are dissolved in water respectively, the water inflow is calculated according to a preset algorithm, and the detergent input amount corresponding to the water inflow comprises the following steps: before detergent is put in, the type of detergent used by the current washing machine is determined from multiple detergents, a first concentration value corresponding to the current detergent is determined according to the type of the detergent, a second concentration value corresponding to the current detergent is determined, calculation is performed on the water inflow, the first concentration value corresponding to the current detergent and the second concentration value corresponding to the current detergent according to a preset algorithm, and optionally, the detergent putting amount corresponding to the water inflow is calculated according to a formula M L C2/(C1-C2) + K C2/(C1-C2). In the formula, M represents the input amount of detergent in liters, L represents the detected water input of the washing machine to wash the laundry in liters, C1 represents the first concentration corresponding to the current detergent, C2 represents the second concentration corresponding to the current detergent, and K represents the preset water amount of the laundry needing to be washed into the washing machine in liters, so as to obtain the input amount of detergent corresponding to the water input, thereby obtaining the input amount of detergent capable of achieving the best washing effect.

In the embodiment of the invention, the set water inflow corresponding to the set water level of the current water inflow is L0, the set water inflow corresponding to the set water level of the last water inflow is L1, the set put-in amount of the detergent corresponding to the current water inflow is a (L0-L1), and a is a preset constant.

In the embodiment of the invention, the set input amount a (L0-L1) of the detergent corresponding to the current water inflow can be obtained according to the set water inflow of the last time and the set water inflow of the current water inflow, and the input amount of the detergent during the current water inflow can be adjusted according to the actual water inflow before the current water inflow.

As shown in fig. 1, in the embodiment of the present invention, water is fed to a set water level for the last time, the set water inlet amount corresponding to the set water level is Lc, and the set water inlet amount Lc is substituted into the formula M ═ a × L + b to obtain the total detergent input amount Mc after the last water feeding is finished; the set water inflow Lb of the last water inflow is substituted into the formula M, namely a and L + b, so that the total put amount Mb of the detergent after the last water inflow is finished is obtained; setting the feeding amount Mo of the detergent during the last water feeding as Mc-Mb; wherein a and b are both preset constants.

In the embodiment of the invention, for the adjustment of the detergent feeding amount of the last water intake, the total detergent feeding amount Mc after the last water intake is finished is obtained according to the set water intake Lc of the last water intake and the formula M ═ a × L + b, the total detergent feeding amount Mb after the last water intake is finished is obtained according to the set water intake Lb of the last water intake and the formula M ═ a × L + b, and therefore, the set detergent feeding amount Mo at the last water intake is (a × Lc + b) - (a × Lb + b).

In the embodiment of the invention, the washing equipment comprises a flow detection device and a water level detection device, the actual water inflow is detected by using the flow detection device, and whether the water level reaches the corresponding water level is detected by using the water level detection device, so that the corresponding set water inflow is reached.

In the embodiment of the invention, the washing machine comprises a water inlet valve integrated with a flow detection device, water inlet of the washing machine can be controlled by opening and closing the water inlet valve, the water inflow passing through the water inlet valve is recorded by the flow detection device, and the water inflow reaching the corresponding water level from initial water inlet is recorded; the water level detection device detects whether the secondary water inlet reaches the corresponding water level;

before the washing machine controls the washing machine to rotate and operate, the washing machine controls a water inlet valve to be opened, water enters clothes in the washing machine through the water inlet valve, in the process of entering water into the clothes in the washing machine through the water inlet valve, a flow detection device of the washing machine detects the current water inflow amount of the clothes in the washing machine in real time, and when the water enters a certain set water level, the flow detection device displays the actual water inflow amount;

the washing machine is provided with an automatic putting device, a computer board and a display screen, wherein the automatic putting device, the display screen, a flow detection device and a water level detection device are all connected with the computer board, the washing machine is controlled by a main control board to be executed by the automatic putting device, and the automatic putting device is used for putting the detergent which is stored in a preset database and has a certain mapping relation with the water inflow and is put into a detergent container according to the detergent putting amount calculated by the computer board; the display screen is used for displaying the amount of the detergent in the washing machine in real time;

as shown in fig. 1, in the embodiment of the present invention, the control method of the washing apparatus is as follows:

s1, starting washing equipment, and feeding water into the washing equipment for multiple times; before or during each water inflow, a set amount of detergent is put in, and water is fed to a corresponding set water level;

s2, after detergent with the quantity set for the penultimate time is put into the washing equipment, detecting whether the water inflow for the penultimate time reaches the set water level, and if the water inflow does not reach the set water level, continuing to inflow water; if the inlet water reaches the set water level, executing step S3;

s3, detecting the actual water inflow La before the last water inflow, calling the set water inflow Lb of the last water inflow to obtain a throwing error amount delta M (Ma-Mb) (a + La + b) - (a + Lb + b);

s4, calling the set water inflow Lb of the last water inflow and the set water inflow Lc of the last water inflow to obtain the set input quantity Mo-Mc-Mb of the detergent of the last water inflow (a) Lc + b) - (a Lb + b);

and S5, obtaining that the adding amount of the detergent when the water is fed for the last time is Mo + delta M.

For example, the following steps are carried out: the washing equipment carries out three times of water inlet, the set water inlet of the first set water level is 10L, the set water inlet of the second set water level is 30L, the set water inlet of the third set water level is 50L, the actual water inlet of the washing equipment is detected to be 40L when the washing equipment firstly feeds water to the second water level, and the delta M is (a, 40+ b) - (a, 30+ b); mo ═ a × 50+ b) - (a × 30+ b).

In the embodiment of the invention, in the washing process, the water level variation in the washing equipment is detected to obtain the water replenishing quantity of the washing equipment, and the water replenishing quantity is substituted into a formula M a L + b to obtain the detergent adding quantity to be replenished into the washing equipment; wherein a and b are both preset constants.

In the embodiment of the invention, a water level detection device is used for detecting the washing water level of washing equipment, the water inflow corresponding to the washing water level is Le, the total detergent adding amount Me corresponding to the water inflow Le is obtained according to a formula M ═ a ═ L + b, when the washing equipment automatically supplements water into the washing equipment or a user manually supplements water into the washing equipment, the water level detection device can detect the water level of the washing water after supplementing water into the washing equipment, the water inflow corresponding to the water level is Lf, the total detergent adding amount Mf corresponding to the water inflow Lf is obtained according to the formula M ═ a ═ L + b, and therefore, the detergent adding amount Mg corresponding to the water supplementing amount is Mf-Me (a ═ Lf + b) - (a ═ Le + b), and Mg is the final detergent adding amount; the water replenishing amount is obtained according to the change of the water levels before and after the washing, and then the detergent replenishing amount corresponding to the water replenishing amount can be obtained according to the water replenishing amount, so that the washing effect is improved.

As shown in fig. 2, the present invention further provides a washing apparatus, wherein the control method of the washing apparatus provided by the above technical solution is applied, the washing apparatus is provided with a flow rate detection device and a water level detection device, the flow rate detection device can be a water flow meter, and the water level detection device can be a liquid level meter; the washing equipment adopts the control method of the washing equipment provided by the technical scheme, the water flow meter 4 is arranged on the water inlet pipe 3, and the liquid level meter is arranged in the water containing cylinder;

according to the washing equipment, the water flow meter on the water inlet pipe 3 detects the water inflow of the washing water entering the water containing barrel in real time, so that the actual water inflow reaching the corresponding water level from the initial water inlet at the last time can be detected; the water inlet pipe 3 is also provided with a water inlet valve, the water inlet valve is used for controlling the water inlet pipe 3 to feed water into the washing equipment or stopping the water feeding, and it should be noted that a liquid level meter is not shown in fig. 2.

In the embodiment of the invention, the water containing barrel is composed of an inner barrel 2, the inner barrel 2 is a sealed container for containing washing water when the washing equipment executes a washing program, the inner barrel 2 is rotatably arranged in an outer barrel 1 of the washing equipment, a water inlet pipe 3 is communicated with the inner barrel 2 and extends out of the outer barrel, the water inlet pipe 3 is provided with a water inlet valve 5, a water flow meter 4 and the water inlet valve 5 are arranged on the water inlet pipe 3 and are positioned between the outer barrel 1 and the inner barrel 2, and the inner barrel 2 is rotatably arranged in the outer barrel 1.

Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.