CN117232203A - Water supply system and refrigerator with same - Google Patents

Abstract

The application provides a water supply system and a refrigerator with the same. The water supply system comprises an ice making device, a water taking device and a control module, and further comprises a flow-adjustable water pump, wherein the water pump is respectively connected with the ice making device and the water taking device through water pipelines and is connected with a water storage device or an external water source, the water pump is used for supplying water of the water storage device or the external water source to the ice making device and the water taking device, and the flow of the water pump when the water pump supplies water to the water taking device is larger than the flow of the water pump when the water pump supplies water to the ice making device. The refrigerator comprises the water supply system. So set up, can realize satisfying many places water supply demands with a water pump.

Description

Water supply system and refrigerator with same

Technical Field

The application relates to the field of household appliances, in particular to a water supply system and a refrigerator with the same.

Background

In order to meet various use demands of users, an ice making device and a water taking device are generally arranged on a refrigerator so as to meet the demands of daily ice taking and water taking of users. When the ice making device needs to make ice, a water supply assembly is required to supply water to the ice making device. When a user takes water from the water taking device, a water supply assembly is also required to supply water to the water taking device. At present, water pumps are respectively arranged on a plurality of water supply pipes to supply water to an ice maker and a water taking device. However, this design has the following drawbacks: the number of water pumps required is large and the cost is high.

Disclosure of Invention

The application aims to provide a water supply system and a refrigerator with the same, and the water supply system can meet the water supply demands of multiple places by one water pump by arranging the water pump with adjustable flow.

In order to achieve the above object, an embodiment of the present application provides a water supply system, including an ice making device, a water intake device, a control module, and a flow-adjustable water pump, where the water pump is connected to a water pipe, the water pump is configured to supply water from a water supply source to the ice making device and the water intake device through the water pipe, the control module is configured to control a flow rate of the water pump, and a flow rate of the water pump when the water is supplied to the water intake device is greater than a flow rate when the water is supplied to the ice making device.

As a further improvement of an embodiment of the present application, the water intake device includes a standard water intake mode and a rapid water intake mode, the water outlet flow rate of the water intake device in the rapid water intake mode is greater than the water outlet flow rate of the water intake device in the standard water outlet mode, and the maximum flow rate of the water pump is the water outlet flow rate of the water intake device in the rapid water intake mode.

As a further improvement of an embodiment of the application, the water outlet flow rate of the water taking device in the standard water taking mode is between 1.3 and 1.8L/min, and the water outlet flow rate of the water taking device in the rapid water taking mode is between 1.8 and 2.0L/min.

As a further improvement of an embodiment of the present application, the inflow water flow rate of the ice making device is less than or equal to 1.3L/min.

As a further improvement of an embodiment of the present application, the water supply source includes a water storage device, the water pump includes a water pump motor, the control module is configured to control a rotation speed of the water pump motor to adjust a flow rate of the water pump, the control device is further configured to control a rotation direction of the water pump motor, the water pump motor is turning to the ice making device and the water intake device to supply water, the water pump motor is turned back to enable water in the water pipe to flow back to the water storage device, and the flow rate of the water pump is between a water inflow rate of the ice making device and a maximum water outflow rate of the water intake device when the water pump motor is turned back.

As a further improvement of an embodiment of the present application, the water pipe includes a first water supply flow path for supplying water to the ice making device and a second water supply flow path for supplying water to the water intake device, the first water supply flow path and the second water supply flow path being provided with water valves, and the control module is configured to: when receiving a water supply signal to the ice making device, controlling the first water supply flow path to be opened and closing the second water supply flow path; when receiving the water supply signal to the water taking device, the first water supply flow path is controlled to be closed, and the second water supply flow path is controlled to be opened.

As a further improvement of an embodiment of the present application, the control module is further configured to: and if the water supply signals to the ice making device and the water taking device are received at the same time, controlling the first water supply flow path to be closed and the second water supply flow path to be opened.

As a further improvement of an embodiment of the present application, the control module is further configured to: when the water pump supplies water to the ice making device, if a water supply signal to the water taking device is received, the water pump motor is controlled to rotate reversely for a first preset time period, the first water supply flow path is closed, the second water supply flow path is opened, and the water pump motor is controlled to rotate positively at a preset rotating speed.

As a further improvement of an embodiment of the present application, the water supply system further includes a prompt module, and the control module is further configured to: when the continuous water outlet time of the water taking device is longer than the second preset time, the prompt module is controlled to send out prompt information.

As a further improvement of an embodiment of the present application, the control module is configured to: when the continuous water outlet time of the water taking device reaches a third preset time length, after the water pump motor is controlled to rotate reversely for a fourth preset time length, the water pump is turned off, the water pump is controlled to stop running in a fifth preset time length, and the third preset time length is longer than the second preset time length.

As a further improvement of an embodiment of the present application, the control module is further configured to: and within the fifth preset time period, if the water supply signal of the water taking device is received, controlling the prompt module to send out prompt information.

In order to achieve the above object, an embodiment of the present application provides a refrigerator, including a refrigerating chamber and a door body for closing the refrigerating chamber, the refrigerator further includes the water supply system according to any one of the embodiments of the present application, the door body is provided with a dispenser chamber with an opening facing the outside of the refrigerating chamber, and the water intake device is disposed in the dispenser chamber.

Compared with the prior art, the application supplies water to the ice making device and the water taking device by using the water pump with adjustable flow, and has the beneficial effects that: can realize that one water pump can meet the water supply demands of a plurality of places.

Drawings

Fig. 1 is a schematic view of a refrigerator according to an embodiment of the present application;

FIG. 2 is a schematic view of the structure associated with the ice-making device of FIG. 1;

FIG. 3 is a schematic view of the water intake device of FIG. 1;

FIG. 4 is a schematic diagram of a water supply system according to an embodiment of the present application;

fig. 5 is a flowchart of a control method of the water supply system shown in fig. 4.

Detailed Description

The present application will be described in detail below with reference to specific embodiments shown in the drawings. However, these embodiments are not intended to limit the present application, and structural, methodological, or functional modifications thereof by one of ordinary skill in the art are included within the scope of the present application.

Referring to fig. 1, in an embodiment of the present application, a refrigerator 100 includes a refrigerating chamber 1 and a door body 2 for closing the refrigerating chamber 1, the refrigerator 100 further includes a water supply system 4, a dispenser chamber 11 having an opening facing the outside of the refrigerating chamber 1 is provided on the door body 2, and the water intake device 6 is provided in the dispenser chamber 11. The refrigerating compartment 1 may be formed inside a cabinet 3 of the refrigerator 100.

Referring to fig. 4, in an embodiment of the present application, the water supply system 4 includes an ice making device 5, a water intake device 6, a control module 7, and a flow rate adjustable water pump 9, where the water pump 9 is connected to a water pipe 10, the water pump 9 is used to supply water from a water supply source 8 to the ice making device 5 and the water intake device 6 through the water pipe 10, and the control module 7 is used to control the flow rate of the water pump 9, where the flow rate of the water pump 9 when supplying water to the water intake device 6 is greater than the flow rate when supplying water to the ice making device 5.

Referring to fig. 2, in the present embodiment, an ice making compartment 10, which is opened toward the refrigerating compartment 1, may be provided on the door body 2. The ice making device 5 may be disposed in the ice making compartment 10. An air inlet and an air return can be formed in the ice making compartment 10. The air inlet and the air return opening can be matched with an air channel arranged in the box body 3 so as to realize cooling for the ice making device 5.

In the present embodiment, the ice making device 5 may include an ice mold 51 formed with a plurality of ice trays. After water is injected into the ice mold 51 and cooled and frozen, ice cubes can be formed.

Referring to fig. 3, in the present embodiment, a dispenser chamber 11 may be provided in the door body 2, which is opened to the outside of the refrigerating chamber 1, and the water intake device 6 may be provided in the dispenser chamber 11. The water intake device 6 may comprise a water intake 61 provided in the dispenser chamber 11.

Referring to fig. 3, in the present embodiment, an ice taking port 52 may be further provided in the dispenser chamber 11. The ice taking port 52 may be connected to the ice making compartment 10 through an ice guiding passage to enable the ice cubes made by the ice making device 5 to be transferred to the ice taking port 52.

Referring to fig. 3, in the present embodiment, a display 12 or operation keys may be further provided in the dispenser chamber 11. The user can select a specific water taking mode or ice taking mode through the display screen 12 or the operation key.

In the present embodiment, the water supply source 8 of the ice making device 5 and the water taking device 6 may be provided outside the refrigerator 100 or inside the refrigerator. For example, it may be external tap water. In this embodiment, the water supply source 8 may be a water storage device 8, such as a water storage box, disposed inside the refrigerating compartment 1.

In this embodiment, the water pump 9 may provide power for the water from the water supply 8 to the water device. Water of the water storage device 8 or the external water source may be supplied to the ice making device 5 and the water taking device 6 by a water pump 9.

In the present embodiment, the water pump 9 may be a flow rate adjustable water pump 9. Flow may refer to the volume of water that passes through one cross section of the conduit per unit time. The flow-adjustable water pump 9 may mean that the flow rate of water delivered by the water pump 9 in a specific time can be controlled and adjusted by the control module 7 as required.

If the water pump 9 is a water pump 9 with an unadjustable flow, the water pump 9 may be selected to meet the water supply requirement of the ice making device 5, but the water outlet is too slow for the water taking device 6, so that the use experience of the user is poor. It may also be that the water pump 9 is selected to meet the water supply requirement of the water taking device 6, but for the ice making device 5, the water flow is too large, and the water flows into the ice mold 51 and splashes around, so that excessive ice residues exist around the ice mold 51.

The flow rate of water supply to different water using devices can be adjusted according to the actual requirements of the different water using devices by adopting the flow rate adjustable water pump 9, so that the water supply requirements of the different devices can be better met.

In this embodiment, the maximum flow rate of the water pump 9 may be greater than or equal to the maximum water outlet flow rate of the water intake device 6, and the minimum flow rate of the water pump 9 may be less than or equal to the water inlet flow rate of the ice making device 5. By this arrangement, it is possible to supply water to the ice making device 5 and the water taking device 6 in various water supply manners. For example, a water supply system for supplying water to the ice making device 5 alone or supplying water to the water intake device 6 alone may be used, or a water supply system for supplying water to both the ice making device 5 and the water intake device 6 may be used.

Further, in an embodiment of the present application, the maximum flow rate of the selected water pump 9 may be greater than the sum of the water outlet flow rate of the water taking device 6 and the water inlet flow rate of the ice making device 5, and the minimum flow rate of the selected water pump 9 may be smaller than the water inlet flow rate of the ice making device 5. By this arrangement, water can be supplied to the ice making device 5 and the water taking device 6 at the same time by the split flow, so that the water supply of the ice making device 5 and the water taking device 6 does not interfere with each other.

Referring to fig. 2, in a further embodiment of the present application, the maximum flow rate of the water pump 9 may be equal to the maximum water outlet flow rate of the water intake device 6, and the minimum flow rate of the water pump 9 may be equal to the water inlet flow rate of the ice making device 5. The ice-making device 5 may include an ice bank 53 and ice cubes made by the ice-making device 5 may be stored for use. The water may be supplied to the ice making device 5 alone or the water intake device 6 alone without supplying water to both the water intake device 6 and the ice making device 5. The water may be supplied to the ice making device 5, for example, when the user does not use the water intake device 6.

So set up, can satisfy the user and get water needs, can satisfy the needs of ice-making simultaneously, can make water supply system 4 simpler, be convenient for control and regulation, enlarge the selection range of water pump 9, reduce the cost of water pump 9.

In conclusion, adopting foretell structural design, can realizing adopting multiple water supply mode to supply water to ice making device 5 and water intaking device 6, realize adjusting the flow of supplying water according to the use needs of different water consumption devices, only satisfy the multi-place demand of supplying water with a water pump 9, can satisfy the needs of ice making when satisfying the user water intaking needs, make water supply system 4 simpler, be convenient for control and regulation can reduce the cost of water pump 9.

Further, in an embodiment of the present application, the water intake device 6 includes a standard water intake mode and a rapid water intake mode, the water outlet flow rate of the water intake device 6 in the rapid water intake mode is greater than the water outlet flow rate of the water intake device 6 in the standard water outlet mode, and the maximum flow rate of the water pump is the water outlet flow rate of the water intake device 6 in the rapid water intake mode.

The standard water intake mode may refer to a water outlet mode in which the flow rate of water flowing out of the water intake 61 is relatively small. The standard water intake mode may be a default water outlet mode preset when the refrigerator 100 leaves the factory. For example, when the user does not select the water intake mode and directly uses the water cup to take water from the water intake 61, water can be discharged at the water intake 61 according to the water discharge flow rate of the default standard water intake mode. The water outlet flow rate of the water pump in the standard water taking mode can be a certain fixed flow rate value preset before delivery, and can be called as a first preset flow rate.

The rapid water intake mode may refer to a water outlet mode in which the flow rate of water flowing out of the water intake 61 is relatively large. The quick water taking mode may be a special water outlet mode selected by the user through the display 12 or a key. For example, when the user needs to fill the water cup in a short time, the quick water intake mode may be selected, and water may be discharged at the water intake 61 according to the water discharge flow rate set in the quick water intake mode. The water outlet flow rate when the water pump is in the rapid water taking mode can be a certain fixed flow rate value preset before delivery, and can be called as a second preset flow rate.

So set up, can make the user select specific water intaking mode as required, satisfy the water intaking demand under the different situations of user, simple structure, control is convenient.

In one embodiment of the present application, the water outlet flow rate of the water intake device in the standard water intake mode is between 1.3 and 1.8L/min, and the water outlet flow rate of the water intake device in the rapid water intake mode is between 1.8 and 2.0L/min. So set up, can make the user select specific water intaking mode as required, satisfy the water intaking demand under the different situations of user, simple structure, control is convenient.

Further, in an embodiment of the present application, the inflow rate of water of the ice making device is less than or equal to 1.3L/min. By this arrangement, water flowing into the ice mold 51 can be effectively prevented from splashing, and excessive ice residue around the ice mold 51 can be prevented from affecting the ice making effect.

Further, in an embodiment of the present application, the water supply source 8 includes a water storage device, the water pump 9 includes a water pump motor, the control module 7 is configured to control a rotation speed of the water pump motor to adjust a flow rate of the water pump 9, the control module 9 is further configured to control a rotation direction of the water pump motor, the water pump motor is turning to the ice making device 5 and the water intake device 6 to supply water, the water pump motor is turned back to enable water in the water pipe 10 to flow back to the water storage device 8, and the flow rate of the water pump 9 is between a water intake flow rate of the ice making device 5 and a maximum water outlet flow rate of the water intake device 6 when the water pump motor is turned back.

In this embodiment, the rotation speed of the water pump motor when the water pump is in the standard water intake mode may be a certain fixed rotation speed value preset before shipment, and may be referred to as a first preset rotation speed. When the water pump motor rotates at a first preset rotation speed, the water outlet flow of the water pump is the first preset flow, namely the water outlet flow when the water taking device 6 is in the standard water taking mode.

In this embodiment, the rotation speed of the water pump motor when the water pump is in the rapid water intake mode may be a certain fixed rotation speed value preset before shipment, and may be referred to as a second preset rotation speed. When the water pump motor rotates at a second preset rotation speed, the water outlet flow of the water pump is the second preset flow, namely the water outlet flow when the water taking device 6 is in the standard water taking mode.

In the present embodiment, the water outlet flow rate when the water pump 9 supplies water to the ice making device 5 may be a certain fixed flow rate value preset before shipment, and may be referred to as a third preset flow rate. The rotation speed of the water pump motor when the water pump 9 is directed to the ice making device 5 may be a certain fixed rotation speed value preset before shipment, and may be referred to as a third preset rotation speed. When the water pump motor rotates at a third preset rotation speed, the water outlet flow rate of the water pump is the third preset flow rate, namely, the water inlet flow rate is equal to the water inlet flow rate of the ice making device 5.

In this embodiment, the water suction flow rate when the water pump is in the reverse suction state may be a certain fixed flow rate value preset before shipment, and may be referred to as a fourth preset flow rate. The reverse rotation speed of the water pump motor may be a certain fixed rotation speed value preset before delivery, and may be referred to as a fourth preset rotation speed. And when the water pump motor reversely rotates at a fourth preset rotating speed, the water absorption flow of the water pump is the fourth preset flow.

So set up, can realize adjusting the flow of water pump 9 and the flow direction to the water in the water route, simple structure, control is convenient. The control water pump 9 reverse water absorption can realize the water absorption of residual water in the waterway back into the water storage device 8, so that the phenomenon of siphoning is prevented, and meanwhile, the freezing of the residual water in the waterway caused by the too low temperature around the ice making device 5 can be prevented, and the influence on the water supply effect of the water supply system 4 is avoided.

In this embodiment, the flow rate of reverse water absorption of the water pump 9 may be between the water inflow rate of the ice making device 5 and the maximum water outflow rate of the water intake device 6, so that water can be guaranteed to be quickly sucked back into the water storage device 8, the time required for water in the water path to be sucked back into the water storage device 8 can be shortened, and the operation load of the water pump 9 can be prevented from being increased.

Further, in this embodiment, a period of time required for the water pump 9 to suck all the water in the water pipe 10 between the water storage device 8 and the ice making device 5 back into the water storage device 8 may be obtained through a preliminary test, and may be referred to as a first water suction period.

In an embodiment of the present application, a period of time required for the water pump 9 to suck all the water in the water pipe 10 between the water storage device 8 and the water intake device 6 back into the water storage device 8 may be obtained through a preliminary test, and may be referred to as a second water absorption period.

So set up, can be accurate the water in the water route of accuse conduit 10 by whole required time of water storage device 8 that is sucked back to more accurate to adjust and control water supply system, when guaranteeing that conduit 10 can not remain water, avoid causing the waste of energy and influencing the life and the reliability of water pump because of water pump motor reversal time overlength.

Further, in an embodiment of the present application, the water pipe 10 includes a first water supply flow path 101 for supplying water to the ice making device 5 and a second water supply flow path 102 for supplying water to the water intake device, and the first water supply flow path 101 and the second water supply flow path 102 are provided with water valves, and the control module is configured to: when receiving a water supply signal to the ice making device 5, controlling the first water supply flow path 101 to be opened and the second water supply flow path 102 to be closed; when receiving a water supply signal to the water intake device 6, the first water supply flow path 101 is controlled to be closed, and the second water supply flow path 102 is controlled to be opened.

So set up, can satisfy the user water intaking needs, can satisfy the needs of ice-making simultaneously, water supply system 4 is simpler, be convenient for control and regulation.

In the present embodiment, the time for reverse water suction of the water pump 9 may be determined based on the above-described first water suction period and second water suction period.

The time period for reversely sucking water in the first water supply flow path 101 may be a certain fixed time period preset before leaving the factory, and may be referred to as a first preset time period, and the first preset time period may be greater than or equal to the first water sucking time period.

The time period for reversely sucking water in the second water supply flow path 102 may be a certain fixed time period preset before leaving the factory, and may be referred to as a fourth preset time period, and the fourth preset time period may be greater than or equal to the second water sucking time period.

So set up, can be more accurate adjust and control water supply system, when guaranteeing that conduit 10 can not remain water, avoid causing the waste of energy and influencing the life and the reliability of water pump because of water pump motor reversal time overlength.

Further, in an embodiment of the present application, the control module 7 may be further configured to: when receiving the water supply signals to the ice making device 5 and the water taking device 6 at the same time, the first water supply flow path 101 is controlled to be closed and the second water supply flow path 102 is controlled to be opened.

So set up, can realize when ice making device 5 and water intaking device 6 need supply water simultaneously, preferably to water intaking device 6 water supply, preferably satisfy user's water intaking needs, prevent to appear disturbing the condition of user's water intaking, can make water supply system 4 simpler, be convenient for control and regulation, can realize that refrigerator 100 can not conflict with user's water intaking needs when making ice.

Further, in an embodiment of the present application, the control module 7 may be further configured to: when the water pump 9 supplies water to the ice making device 5, if a water supply signal to the water taking device 5 is received, the water pump motor is controlled to rotate reversely for a first preset period of time, the first water supply flow path 101 is closed, the second water supply flow path 102 is opened, and the water pump motor is controlled to rotate positively at a preset rotating speed.

In this embodiment, the first preset duration may be a certain fixed duration preset according to the first water absorption time before leaving the factory as described above. The rotational speed of the water pump motor reversal may be a fourth preset rotational speed as previously described. The preset rotation speed of the forward rotation of the water pump motor can be determined according to the water taking mode of the water taking device 6, and can be the first preset rotation speed or the second preset rotation speed as described above.

So set up, can realize to the in-process that water supply to ice making device 5 and water intaking device 6 need the water supply to ice making device 5, and after the reverse suction back to water storage device 8 in the conduit 10 between ice making device 5 and water storage device 8 is in order to guarantee that there is not residual water in the first water supply flow path 101, turn to water intaking device 6 according to the water intaking mode that water intaking device 6 is located, can guarantee to satisfy the water intaking needs of user preferentially, prevent to appear disturbing the situation that the user got water, can make water supply system 4 simpler, be convenient for control and regulation, can not conflict with the user's water intaking needs when realizing that refrigerator 100 makes ice.

Further, in an embodiment of the present application, the water supply system 4 may further include a prompt module 13, and the control module 7 is further configured to: when the continuous water outlet time of the water taking device 6 is longer than the second preset time, the prompt module 13 is controlled to send out prompt information.

The second preset time period may be a preset total time period during which the water intake device 6 continuously discharges water once without interruption. Preferably, in this embodiment, the second preset time period may be a time period for which the water intake device 6 continuously discharges water for 50 seconds.

The prompt information may refer to an alarm information that the user can perceive with sense of hearing or vision. The prompt module 13 may include a warning light or a buzzer or a display 12, etc. Preferably, in the present embodiment, the prompt information may be an audible alarm. The alarm sound may be sounded every 2 seconds after reaching the second preset time period.

By the arrangement, the user can be reminded when the water taking device 6 continuously discharges water for too long, and continuous water discharge, water overflow and other conditions caused by forgetting of the user, system faults and other conditions are prevented. Meanwhile, when the water taking device 6 continuously discharges water for too long, the user is reminded, the continuous operation of the water pump 9 can be prevented from too long, and the service life and reliability of the water pump 9 are improved.

Further, in an embodiment of the present application, the control module 7 may be configured to: when the continuous water outlet time of the water taking device 6 reaches a third preset time period, after the water pump motor is controlled to rotate reversely for a fourth preset time period, the water pump 9 is turned off, and the water pump 9 is controlled to stop running within a fifth preset time period, wherein the third preset time period is longer than the second preset time period.

In this embodiment, the third preset duration may refer to a preset total duration of time for which the water intake device 6 continuously discharges water at one time without interruption, and the third preset duration covers and is greater than the second preset duration in time span. Preferably, in the present embodiment, the third preset time period may mean that the water intake device 6 continuously discharges water for 60 seconds.

In this embodiment, the fourth preset time period may be a certain fixed time period preset according to the second water absorption time period before leaving the factory as described above. The rotational speed of the water pump motor in reverse rotation may be a fourth preset rotational speed preset before shipment as described above.

In the present embodiment, the fifth preset time period may refer to a time period during which the water pump 9 is in the stopped operation state. The second preset time period may be 60 seconds.

So set up, can be when water intaking device 6 lasts the time overlength time automatic stop water supply, prevent to appear because of circumstances such as user forgetting, system trouble lead to continuous play water, water overflow, influence user's use experience. Meanwhile, when the water taking device 6 continuously discharges water for too long, the operation of the water pump 9 is stopped, the continuous operation of the water pump 9 can be prevented for too long, and the service life and reliability of the water pump 9 are improved.

Further, in an embodiment of the present application, the control module 7 is further configured to: and in the fifth preset time period, if the water supply signal of the water taking device 6 is received, controlling the prompt module 13 to send out prompt information.

By the arrangement, when the water pump 9 is in a stop running state and a user presses the water taking switch and the like to take water, the user is prompted that the water cannot be taken currently, the user can take water after a period of time, the water pump 9 can be prevented from continuously working for too long, and the service life and reliability of the water pump 9 are improved.

Referring to S1 to S12 and S23 of fig. 5, in an embodiment of the present application, a control method of supplying water to a water intake device may be:

s1: receiving a water supply signal to the water intake device 6;

s2: judging whether the water taking mode is a standard water taking mode;

s3: if the water intake mode is the standard water intake mode, controlling the water pump motor to rotate positively at a first preset rotating speed;

s4: judging whether the water taking device 6 finishes water outlet;

s5: if yes, controlling the water pump motor to rotate reversely for a fourth preset time period at a fourth preset rotating speed;

s6: if not, judging whether the continuous water outlet time of the water taking device 6 is longer than a second preset time;

s7: if the continuous water outlet time of the water taking device 6 is longer than the second preset time, the control prompt module 13 sends out an acoustic alarm every 2 seconds;

s8: judging whether the continuous water outlet time of the water taking device 6 reaches a third preset time;

s9: if the continuous water outlet time of the water taking device 6 reaches the third preset time, controlling the water pump motor to reverse at the fourth preset rotating speed for the fourth preset time, and then closing the water pump 9;

s10: judging whether the closing time of the water pump 9 reaches a fifth preset time, if so, executing the steps S1 and S23, wherein the step S23 is to receive a water supply signal for the ice making device 5;

s11: if not, judging whether a water taking signal of the water taking device 6 is received;

s12: if the water intake signal of the water intake device 6 is received, the control prompt module 13 gives out an audible alarm.

In the present embodiment, the water supply signal to the water intake device 13 may be a signal that receives a depression of an outlet switch provided in the dispenser chamber 11 for discharging water from the water intake device 6. For example, when the user presses the switch, a signal for supplying water to the water intake module is sent to the control module.

In the present embodiment, the signal for supplying water to the ice making device 5 may be a signal that the ice storage box 53 is not full of ice and the ice making device 5 is required to make ice.

In the present embodiment, the determination that the water intake device 6 has completed discharging water may be a signal that a water discharge switch provided in the dispenser chamber 11 for discharging water from the water intake device 6 is released from a pressed state.

By this arrangement, water can be supplied to the water intake device, and water in the second water supply passage 102 can be sucked back to the water storage device 8 after the water supply is completed or the water pump 9 stops supplying water, so that the phenomenon of siphoning caused by water remaining in the second water supply passage 102 can be prevented. In addition, the water taking device 6 can remind a user and automatically stop water supply when the continuous water outlet time of the water taking device is too long, so that the situations of continuous water outlet, water overflow and the like caused by the situations of forgetting of the user, system faults and the like are avoided, the continuous operation time of the water pump 9 is also avoided to be too long, and the service life and reliability of the water pump 9 are improved. In addition, when the water pump 9 is in a stopped state and the user presses the water intake switch or the like to take water, the user may be prompted that water cannot be taken at present, and the user may take water again after a certain period of time.

Referring to S13 to S22 and S23 of fig. 5, in the present embodiment, the control method of supplying water to the water intake device 6 may further include:

s13: if the water taking mode of the water taking module 6 is not the standard water taking mode, controlling the water pump motor to rotate positively at a second preset rotating speed;

s14: judging whether the water taking device 6 finishes water outlet;

s15: if yes, controlling the water pump motor to rotate reversely for a fourth preset time period at a fourth preset rotating speed;

s16: if not, judging whether the continuous water outlet time of the water taking device 6 is longer than a second preset time;

s17: if the continuous water outlet time of the water taking device 6 is longer than the second preset time, the control prompt module sends out an acoustic alarm every 2 seconds;

s18: judging whether the continuous water outlet time of the water taking device 6 reaches a third preset time;

s19: if the continuous water outlet time of the water taking device 6 reaches the third preset time, controlling the water pump motor to reverse the fourth preset time at the fourth preset rotating speed, and then turning off the water pump;

s20: judging whether the closing time of the water pump 9 reaches a fifth preset time, if so, executing the steps S1 and S23, wherein the step S23 is to receive a water supply signal for the ice making device 5;

s21: if not, judging whether a water taking signal of the water taking device 6 is received;

s22: if the water intake signal of the water intake device 6 is received, the control prompt module 13 gives out an audible alarm.

By this arrangement, water can be supplied to the water intake device 6, and water in the second water supply passage 102 can be sucked back to the water storage device 8 after the water supply is completed or the water pump 9 stops supplying water, so that the phenomenon of siphoning caused by water remaining in the second water supply passage 102 can be prevented. In addition, the water taking device 6 can remind a user and automatically stop water supply when the continuous water outlet time of the water taking device is too long, so that the situations of continuous water outlet, water overflow and the like caused by the situations of forgetting of the user, system faults and the like are avoided, the continuous operation time of the water pump 9 is also avoided to be too long, and the service life and reliability of the water pump 9 are improved. In addition, when the water pump 9 is in a stopped state and the user presses the water intake switch or the like to take water, the user may be prompted that water cannot be taken at present, and the user may take water again after a certain period of time.

Referring to S23 to S29 of fig. 5, the control method of supplying water to the ice making device 5 may further include:

s23, receiving a water supply signal for the ice making device 5;

s24, judging whether a water supply signal is provided for the water intake device 6 or whether water is being supplied for the water intake device 6, if so, executing the step S1,

s25, if not, controlling the water pump motor to rotate positively at a third preset rotating speed;

s26, judging whether a water supply signal is supplied to the water taking device 6;

s27, if yes, controlling a water pump motor to rotate reversely for a first preset time period at a fourth preset rotating speed;

s28, if not, judging whether the ice making device 5 finishes water inflow;

and S29, if the ice making device 5 finishes water inflow, controlling the water pump motor to rotate reversely for a first preset time period at a fourth preset rotating speed.

By this arrangement, water can be supplied to the ice making device 5, and water in the first water supply passage 101 can be sucked back to the water storage device 8 after the water supply is completed or the water pump 9 stops supplying water, so that water remaining in the first water supply passage 101 is prevented from remaining, a siphon phenomenon is prevented from occurring, and water remaining in the water passage is prevented from freezing due to an excessively low temperature around the ice making device 5. In addition, can also realize when the water supply is all needed to the ice making device 5 and the water intaking device 6, the water intaking device 6 is supplied with water to the priority, the water intaking needs of user are satisfied to the priority, prevent to appear disturbing the condition that the user got water, can make water supply system 4 simpler, be convenient for control and regulation, can realize that refrigerator 100 makes ice can not conflict with the user water intaking needs simultaneously.

In summary, the refrigerator 100 of the present application can solve the problems of the existing refrigerator water supply system 4, such as the large number of water pumps 9, high cost and complex control method, by providing the water pumps 9 with adjustable flow.

By adopting the technical scheme of the application, the flow rate of water supply can be regulated according to the use requirements of different water consuming devices, one water pump 9 is used for meeting the water supply requirements of a plurality of places, and the water supply system 4 is simpler, is convenient to control and regulate and reduces the cost of the water pump 9 when meeting the water taking requirements of users and meeting the requirements of ice making. In addition, the water remaining in the water channel can be sucked back into the water storage device 8, and the occurrence of a siphon phenomenon can be prevented, and the freezing of the water remaining in the water channel due to the excessively low temperature around the ice making device 5 can be prevented, thereby preventing the influence on the water supply effect of the water supply system 4. In addition, can stop the water supply automatically when water intaking device 6 lasts the time overlength, prevent to appear because of the circumstances such as user forgetting, system trouble lead to continuous play water, water overflow etc. situation, remind the user and stop the operation of water pump 9 when water intaking device 6 lasts the time overlength of water, prevent water pump 9 continuous operation overlength time, improve water pump 9's life and reliability.

It should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is for clarity only, and that the skilled artisan should recognize that the embodiments may be combined as appropriate to form other embodiments that will be understood by those skilled in the art.

The above list of detailed descriptions is only specific to practical embodiments of the present application, and they are not intended to limit the scope of the present application, and all equivalent embodiments or modifications that do not depart from the spirit of the present application should be included in the scope of the present application.

Claims (12)

1. The utility model provides a water supply system, includes ice making device, water intaking device, control module, its characterized in that still includes flow adjustable water pump, the water pump is connected in conduit, the water pump is used for through conduit will supply water source's water supply to ice making device with water intaking device, control module is used for control the flow of water pump, the water pump to the flow when water intaking device supplies water is greater than to the flow when ice making device supplies water.

2. The water supply system of claim 1, wherein the water intake device comprises a standard water intake mode and a rapid water intake mode, wherein the water intake device is in the rapid water intake mode at a greater water outlet flow rate than the water outlet flow rate in the standard water outlet mode, and wherein the maximum flow rate of the water pump is the water outlet flow rate of the water intake device in the rapid water intake mode.

3. The water supply system of claim 2, wherein the water outlet flow rate when the water intake device is in the standard water intake mode is between 1.3 and 1.8L/min, and the water outlet flow rate when the water intake device is in the rapid water intake mode is between 1.8 and 2.0L/min.

4. The water supply system of claim 1, wherein the water inlet flow rate of the ice making device is less than or equal to 1.3L/min.

5. The water supply system of claim 1, wherein the water supply source comprises a water storage device, the water pump comprises a water pump motor, the control module is used for controlling the rotating speed of the water pump motor to adjust the flow rate of the water pump, the control device is further used for controlling the rotating direction of the water pump motor, the water pump motor is turning to the ice making device and the water intake device to supply water, the water pump motor is turned back to enable water in the water pipe to flow back to the water storage device, and the flow rate of the water pump is between the water inflow rate of the ice making device and the maximum water outflow rate of the water intake device when the water pump motor is turned back.

6. The water supply system of claim 5, wherein the water conduit includes a first water supply flow path for supplying water to the ice making device and a second water supply flow path for supplying water to the water intake device, the first and second water supply flow paths having water valves mounted thereto, the control module being for: when receiving a water supply signal to the ice making device, controlling the first water supply flow path to be opened and closing the second water supply flow path; when receiving the water supply signal to the water taking device, the first water supply flow path is controlled to be closed, and the second water supply flow path is controlled to be opened.

7. The water supply of claim 6, wherein the control module is further to: and if the water supply signals to the ice making device and the water taking device are received at the same time, controlling the first water supply flow path to be closed and the second water supply flow path to be opened.

8. The water supply of claim 6, wherein the control module is further to: when the water pump supplies water to the ice making device, if a water supply signal to the water taking device is received, the water pump motor is controlled to rotate reversely for a first preset time period, the first water supply flow path is closed, the second water supply flow path is opened, and the water pump motor is controlled to rotate positively at a preset rotating speed.

9. The water supply of claim 5, further comprising a reminder module, the control module further configured to: when the continuous water outlet time of the water taking device is longer than the second preset time, the prompt module is controlled to send out prompt information.

10. The water supply system of claim 9, wherein the control module is configured to: when the continuous water outlet time of the water taking device reaches a third preset time length, after the water pump motor is controlled to rotate reversely for a fourth preset time length, the water pump is turned off, the water pump is controlled to stop running in a fifth preset time length, and the third preset time length is longer than the second preset time length.

11. The water supply of claim 10, wherein the control module is further configured to: and within the fifth preset time period, if the water supply signal of the water taking device is received, controlling the prompt module to send out prompt information.

12. A refrigerator comprising a refrigerating chamber and a door body for closing the refrigerating chamber, characterized in that the refrigerator further comprises a water supply system as claimed in any one of claims 1 to 11, a dispenser chamber is provided on the door body with an opening facing the outside of the refrigerating chamber, and the water intake device is provided in the dispenser chamber.