CN218232113U - Constant-temperature water supply system, constant-temperature water supply control system and water purifying dispenser - Google Patents

Abstract

The utility model provides a constant temperature water supply system, a constant temperature water supply control system and a water purifying drinking machine, relating to the technical field of water supply equipment, wherein the constant temperature water supply system comprises a water conveying pipeline which comprises a water inlet pipe, a water purifying output pipe and a waste water output pipe; the filtering system comprises a coarse filtering device and a water purifying device, wherein the water inlet end of the coarse filtering device is connected with the water inlet pipe, the water outlet end of the coarse filtering device is connected with the water inlet end of the water purifying device, and the output end of the water purifying device is respectively connected with the purified water output pipe and the wastewater output pipe; the waste water heating device is arranged on the waste water output pipe and can heat the discharged waste water; and the wastewater backflow device is connected with the water purifying device and the wastewater output pipe, and can convey the heated wastewater to the water purifying device. Waste water reflux unit can transmit the waste water after the heating to purifier's the end of intaking, and reverse osmosis membrane's filtration rate promotes after the temperature risees to promote the water yield.

Description

Constant-temperature water supply system, constant-temperature water supply control system and water purifying dispenser

Technical Field

The utility model relates to a water supply equipment technical field particularly, relates to a constant temperature water supply system, constant temperature water supply control system and clean drink machine.

Background

The water purifying and drinking machine integrates water purification and drinking, and has the advantages of convenience, safety, health and the like, so the water purifying and drinking machine is widely accepted by users.

In the process of using the water purifying and drinking machine, the water purifying system of the reverse osmosis membrane is mostly adopted for filtering raw water, but in seasons and regions with lower air temperature, such as winter and northern part regions, the raw water is often at lower temperature under the influence of the environment, when the water temperature is lower, the filtering speed of the reverse osmosis membrane is reduced under the influence of the water temperature, so that the water yield of warm and hot water which can be provided by the system is reduced, and when the air temperature is lower, the water yield is reduced due to the reduction of the water filtering quantity of the reverse osmosis membrane, so that the use is inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a constant temperature water supply system and clean drink machine to when temperature is lower among the alleviating prior art, reverse osmosis membrane's drainage volume reduces, leads to the technical problem that the water yield is few.

The embodiment of the utility model provides a water conveying pipeline, which comprises a water inlet pipe, a purified water output pipe and a wastewater output pipe; the water inlet end of the filtering system is connected with the water inlet pipe, and the water outlet end of the filtering system is respectively connected with the purified water output pipe and the wastewater output pipe; the waste water heating device is arranged on the waste water output pipe and can heat the discharged waste water; and the wastewater reflux device is connected with the water inlet end of the water purifying device and the wastewater output pipe and can convey the heated wastewater to the water inlet end of the reverse osmosis membrane.

Furthermore, filtration system includes coarse filter and purifier, coarse filter's the end of intaking with the inlet tube is connected, coarse filter's play water end is connected purifier's the end of intaking, purifier has reverse osmosis membrane, reverse osmosis membrane's output is connected respectively the water purification output tube with waste water output tube.

Further, the wastewater backflow device includes: the liquid pumping pump is arranged on the wastewater output pipe and can pump the heated wastewater to be transmitted to the water inlet end of the water purifying device; and the one-way valve is arranged between the liquid pump and the water inlet end of the water purifying device to prevent coarse filtered water from flowing into the wastewater output pipe.

Further, the wastewater heating apparatus includes: the heating water tank is provided with a heating body, a water outlet end for discharging the heated wastewater and a water inlet end for introducing the wastewater from the water outlet end of the water purifying device, a wastewater valve is arranged at the water inlet end of the heating water tank, and the water outlet end of the heating water tank is connected with the wastewater output pipe.

Further, the heating water tank is provided with: the overflow port is arranged at the top of the heating water tank; and the liquid level sensing device is arranged in the heating water tank and can measure the liquid level of the heating water tank.

Further, a one-way valve assembly is arranged on the overflow port.

Further, the constant-temperature water supply system also comprises a switch valve; the waste water output pipe is also connected with the water outlet end of the coarse filtering device, and the switch valve is arranged at the joint.

Further, the coarse filtration device includes: the low-voltage switch is connected with the water inlet pipe and controls the opening and closing of the water inlet pipe; the coarse filtering piece is connected with the low-pressure switch and can perform coarse filtering on inlet water; and the pressure reducing valve is connected with the coarse filtering piece and can discharge coarse filtered water after coarse filtering.

Further, water purification unit includes: a booster pump connected to the pressure reducing valve to boost coarse filtered water discharged from the pressure reducing valve; and the water purifying piece is connected with the booster pump to filter and purify the pressurized coarse filtered water into purified water and wastewater, and the purified water and the wastewater are discharged.

Further, the constant temperature water supply system further includes: the water purification reflux unit is respectively connected with the water outlet end of the water purification piece and the water inlet end of the booster pump, and comprises a reflux valve and a check valve which are arranged between the water outlet end of the water purification piece and the water inlet end of the booster pump and are connected in series, and the water purification reflux unit can transmit the purified water discharged after partial filtration and purification to the water inlet end of the booster pump.

Further, the constant temperature water supply system further includes: the purified water heater is arranged on the purified water output pipe; and the water quantity adjusting device is arranged on the purified water output pipe and comprises a temperature sensing probe capable of measuring the temperature of purified water in the purified water output pipe and a water quantity adjusting valve for adjusting the purified water quantity flowing into the purified water heater.

Furthermore, the temperature sensing probes are multiple and respectively measure the temperature of the purified water before and after heating.

Further, the constant temperature water supply system further includes: and the electromagnetic valves are respectively arranged at the output ends of the purified water output pipe and the wastewater output pipe.

The utility model also provides a constant temperature water supply control system, include: the heating module is electrically connected with the wastewater heating device and the water purification heater and can control the start and stop of the wastewater heating device and the water purification heater; and the control module is electrically connected with the heating module and can transmit the instruction to the heating module.

Further, the system also comprises a human-computer interaction module; the man-machine interaction module is electrically connected with the control module so as to be operated by a user to control the starting and stopping of other modules.

Further, the liquid level sensing module is also included; the liquid level sensing module is electrically connected with the human-computer interaction module, the liquid level sensing device and the control module and can control the opening and closing of the switch valve according to the states of the human-computer interaction module and the liquid level sensing device.

Further, the water inlet module and the water outlet module are also included; the water inlet module and the water outlet module are electrically connected with the control module; the water inlet module is electrically connected with the pressure reducing valve and the booster pump; the water outlet module is electrically connected with the heating module, the waste water valve, the water quantity adjusting device and the electromagnetic valve and can control the on-off of the water outlet module.

The utility model also aims to provide a water purifying and drinking machine, which comprises a water purifying water outlet, a washing water outlet, a constant temperature water supply system and a constant temperature water supply control system; the purified water outlet is connected with the purified water output pipe; the washing water outlet is connected with the waste water output pipe.

Has the advantages that:

the utility model provides a constant temperature water supply system, which comprises a water conveying pipeline, wherein the water conveying pipeline comprises a water inlet pipe, a purified water output pipe and a waste water output pipe; the water inlet end of the filtering system is connected with the water inlet pipe, and the water outlet end of the filtering system is respectively connected with the purified water output pipe and the wastewater output pipe; the waste water heating device is arranged on the waste water output pipe and can heat the discharged waste water; and the wastewater reflux device is connected with the water purifying device and the wastewater output pipe and can convey the heated wastewater to the water inlet end of the reverse osmosis membrane.

Specifically, the utility model discloses when using, introduce the raw water through the inlet tube, filter through the filtration system, purify into drinkable water purification and the waste water of using as the washing water, and transmit water purification and waste water through water purification output tube and waste water output tube, in transmission process, heat so that follow-up use waste water by waste water heating device, when the temperature is lower, waste water reflux unit can be with the waste water transmission after heating to the end of intaking of reverse osmosis membrane and mix with the water that gets into reverse osmosis membrane, the temperature of water is showing after mixing and is rising, reverse osmosis membrane's among the filtration system filtration rate promotes thereupon after the water temperature risees, thereby the water yield of lift system.

The utility model also provides a machine is drunk to clean, including water purification delivery port, washing water delivery port and the constant temperature water supply system who provides, compare with prior art and have foretell advantage, no longer give unnecessary details here.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following descriptions are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural view of a constant temperature water supply system provided by an embodiment of the present invention;

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

Icon:

100-water inlet pipe; 110-purified water output pipe; 120-a wastewater output pipe;

200-coarse filtration device;

210-a low voltage switch; 220-coarse filtration element; 230-a pressure relief valve;

300-a water purification device;

310-a booster pump; 320-water purification piece; 330-a reflux valve; 340-a check valve; 350-a waste water valve;

400-a wastewater reflux unit;

410-heating a water tank; 420-a heating body; 430-a liquid pump; 440-a one-way valve;

500-water quantity regulating device;

600-clean water heater.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The present invention will be described in further detail below with reference to specific embodiments and with reference to the attached drawings.

The present embodiment provides a constant temperature water supply system, as shown in fig. 1, including: a water transport pipeline, which comprises a water inlet pipe 100, a purified water output pipe 110 and a wastewater output pipe 120; the filtering system is provided with a reverse osmosis membrane, the water inlet end of the filtering system is connected with the water inlet pipe, and the water outlet end of the filtering system is respectively connected with the purified water output pipe 110 and the wastewater output pipe 120; a wastewater heating device installed on the wastewater output pipe 120 and capable of heating the discharged wastewater; and the wastewater backflow device 400 is connected with the water inlet end of the water purifying device 300 and the wastewater output pipe 120, and can convey heated wastewater to the water inlet end of the reverse osmosis membrane.

Specifically, when the system is used, raw water is introduced through the water inlet pipe 100, the raw water is filtered and purified by the filtering system to become drinkable purified water and wastewater used as washing water, the purified water and the wastewater are transmitted through the water purifying output pipe 110 and the wastewater output pipe 120, the wastewater is heated by the wastewater heating device in the transmission process so as to be used subsequently, when the temperature is low, the heated wastewater can be transmitted to the water inlet end of the reverse osmosis membrane by the wastewater backflow device 400, the temperature of the water entering the reverse osmosis membrane is obviously increased after mixing, the filtering rate of the reverse osmosis membrane is increased after the water temperature is increased, and therefore the water yield of the system is increased.

Further, the filtering system comprises a coarse filtering device 200 and a water purifying device 300, wherein the water inlet end of the coarse filtering device 200 is connected with the water inlet pipe 100, the water outlet end of the coarse filtering device 200 is connected with the water inlet end of the water purifying device 300, the water purifying device 300 is provided with a reverse osmosis membrane, and the output end of the reverse osmosis membrane is respectively connected with the purified water output pipe 110 and the wastewater output pipe 120.

In the present embodiment, the rough filtering device 200 is a composite filter element, and one or more filter elements with independent functions are scientifically integrated on one filter element according to needs, and simultaneously play their roles. The filter efficiency is higher, and the advantage complementation can be realized to different filtering capability, makes the environment that is suitable for wider, is particularly suitable for the complicated liquid of quality of water environment, and filters with low costs, and the material that uses during the manufacturing and the corollary equipment that requires when using are less, can also save a large amount of spaces in the use.

As an implementable manner, the rough filter device 200 may be additionally provided with an activated carbon filter element which prevents bacteria from breeding, improves taste, removes peculiar smell, pigment components and the like in water, can further filter rough filtered water, reduces impurities in rough filtered water flowing to the reverse osmosis membrane, and can effectively prolong the service life of the reverse osmosis membrane.

In addition, the temperature of the wastewater in the wastewater heating device is appropriate, and when heating is not needed, the wastewater reflux device 400 can be closed, so that raw water is directly discharged to the outside of the system through the purified water output pipe 110 and the wastewater output pipe 120 after rough filtration and purification, and the system is easy to switch, very simple to operate and convenient to use.

It should be noted that the coarse filtration device 200 and the water purification device 300 are formed by combining multi-stage filtration devices, and are not fixed two-stage filtration structures, and when being installed according to different environments and needs, can be combined to form any one of two-stage filtration, three-stage filtration and four-stage filtration, so as to meet different needs of specific environments.

In the present embodiment, the wastewater returning apparatus 400 includes: the liquid pump 430 is arranged on the wastewater output pipe 120 and can pump the heated wastewater to be transmitted to the water inlet end of the water purifying device 300; and a check valve 440 disposed between the pumping pump 430 and the water inlet end of the water purification apparatus 300 to prevent the coarse filtered water from flowing into the wastewater output pipe 120.

When the water temperature is too low and the filtering rate of the reverse osmosis membrane is slow, the wastewater backflow device 400 is started, the liquid pump 430 operates to enable the heated wastewater in the wastewater output pipe 120 to flow back to the water inlet end of the water purifying device 300, so that the heated wastewater is mixed with coarse filtered water with too low water temperature, the water temperature of the mixed water is obviously increased compared with that of coarse filtered water before mixing, and then the mixed water flows into the water purifying device 300 for filtering and purifying, the filtering rate of the reverse osmosis membrane is increased under the influence of the increase of the water temperature, so that the water production amount of purified water is increased, the water outlet temperature of the purified water can be obviously increased, the check valve 440 can prevent the coarse filtered water from directly flowing into the wastewater backflow device 400 during secondary filtering and purifying, and the coarse filtered water cannot enter the water purifying device 300, so that the system cannot produce water smoothly.

In this embodiment, the wastewater heating apparatus includes: and a heating water tank 410 having a heating body 420, a water outlet end for discharging the heated wastewater, and a water inlet end for introducing the wastewater from the water outlet end of the water purification apparatus 300, wherein the water inlet end of the heating water tank 410 is provided with a wastewater valve 350, and the water outlet end of the heating water tank 410 is connected to the wastewater output pipe 120.

When the water purifier is used, the water inlet end of the heating water tank 410 is connected with the water outlet end of the water purifier 300, after coarse filtered water is filtered and purified again by the water purifier 300, generated wastewater enters the heating water tank 410 through the water inlet end of the heating water tank 410, the wastewater valve 350 arranged at the water inlet end of the heating water tank 410 can realize the opening and closing of a water pipe for the wastewater to enter the hot water tank, the heating body 420 can heat the wastewater in the heating water tank 410, so that the wastewater can be directly used after being discharged through the wastewater output pipe 120, and when the coarse filtered water needs to be heated so as to improve the filtering rate of the reverse osmosis membrane, the wastewater in the hot water tank can be directly used without waiting for the heating of the reverse osmosis membrane, and the water purifier is very convenient to use.

And, when washing, often need a large amount of water, can store a large amount of waste water in heating water tank 410 to the temperature that is suitable for the washing, can directly discharge and use when the user washes, it is very convenient.

In the present embodiment, the heating water tank 410 is provided with: an overflow port disposed at the top of the heating water tank 410; and a liquid level sensing device disposed in the heating water tank 410 and capable of measuring a liquid level of the heating water tank 410.

In the use, after the excessive waste water that arrives heating water tank 410 in the heating water tank 410 was at the water storage limit, if follow-up waste water also flowed in, unnecessary waste water accessible overflow mouth flows heating water tank 410, avoids the water yield in heating water tank 410 too much and be difficult to bear, leads to heating water tank 410 to damage, and liquid level induction system can monitor the liquid level height in heating water tank 410 constantly, avoids heating member 420 dry combustion method when the water yield is too little, leads to heating member 420 or heating water tank 410 to damage.

In this embodiment, a one-way valve 440 assembly is provided on the overflow port.

When the liquid level in the heating water tank 410 is lower than the overflow port, the check valve 440 can prevent impurities such as gas and dust outside the heating water tank 410 from entering the heating water tank 410 through the overflow port, and can effectively prevent the water in the heating water tank 410 from being polluted externally.

In this embodiment, the constant temperature water supply system further includes an on-off valve; the waste water output pipe 120 is also connected with the water outlet end of the coarse filtration device 200, and a switch valve is arranged at the connection position.

The coarse filtered water formed after being filtered by the coarse filtering device 200 can directly flow into the heating water tank 410 when the switch valve is opened, when the amount of the wastewater in the heating water tank 410 is small, the liquid level sensing device is timely triggered, and the switch valve is opened to enable the coarse filtered water to directly flow into the heating water phase after coarse filtering, so that the water body in the heating water tank 410 is supplemented, and the heating body 420 is prevented from being burnt to damage the heating water tank 410 and cannot be used.

In the present embodiment, the coarse filtering device 200 includes: a low pressure switch 210 connected to the water inlet pipe 100 and controlling the opening and closing of the inlet water; a coarse filter 220 connected to the low pressure switch 210 and capable of coarse-filtering the inlet water; and a pressure reducing valve 230 connected to the coarse filter 220 and capable of discharging coarse filtered water.

When the raw water is introduced, the low-voltage switch 210 can automatically cut off the power supply when the water pressure or voltage is too low, and the raw water is prevented from being discharged out of the system through a pipeline for outputting the waste water, so that the water purifier is protected from being disordered in raw water discharge or equipment damage caused by low water pressure or low voltage, the raw water is filtered by the coarse filter 220 and then is adjusted by the pressure reducing valve 230, and the water pressure of the coarse filter water is in a state of facilitating subsequent treatment.

In the present embodiment, the water purification apparatus 300 includes: a booster pump 310 connected to the pressure reducing valve 230 to boost the coarse filtered water discharged from the pressure reducing valve 230; and a water purifying member 320 connected to the booster pump 310 to filter and purify the pressurized coarse filtered water into purified water and wastewater, and discharge the purified water and wastewater.

Coarse filtration water flows to booster pump 310 back, strengthen the water pressure of coarse filtration water by booster pump 310, so that coarse filtration water can have enough pressure to carry out secondary filtration after getting into water purification piece 320, because the filtration composition in water purification piece 320 is comparatively tight, if the water pressure of coarse filtration water is low excessively, the unable quick filtration of coarse filtration water is filtered and is discharged water purification piece 320, the speed that leads to purifying water is extremely slow, the exhaust rivers are intermittent and intermittent, very inconvenient use, after the booster pump 310 pressure boost, the water pressure promotion of coarse filtration water is higher, can filter fast and discharge water purification piece 320 when passing through water purification piece 320, it is very convenient to use the user's water, rivers are great.

In this embodiment, the constant temperature water supply system further includes: the purified water backflow device is respectively connected with the water outlet end of the purified water piece 320 and the water inlet end of the booster pump 310, comprises a backflow valve 330 and a check valve 340 which are arranged between the water outlet end of the purified water piece 320 and the water inlet end of the booster pump 310 and are connected in series, and can transmit part of purified water discharged after being filtered and purified to the water inlet end of the booster pump 310.

When the water temperature of the raw water is low, a user can turn on the water purification backflow device, coarse filtered water is purified and then flows back to the booster pump 310 to be re-filtered after being discharged from the water purification piece 320, and in the filtering process, the coarse filtered water is mixed with heated wastewater which flows back to the water purification piece 320 from the wastewater backflow device 400 to raise the temperature, and then the heated wastewater flows through the water purification piece 320 again to be discharged, and the check valve 340 can prevent the coarse filtered water from directly flowing into the water purification output pipe 110, and after mixing, the water temperature of the water flowing into the water purification piece 320 can be obviously raised under the mixing of the heated wastewater, so that the filtering speed of the reverse osmosis membrane is increased, the water outlet speed of the water purification piece 320 is accelerated, the water outlet temperature of the water purification piece 320 can be raised, a very excellent effect is achieved when the water temperature is low, and the user can conveniently use the water under the condition that the water temperature is low in winter and the like.

In this embodiment, the constant temperature water supply system further includes: a purified water heater 600 disposed on the purified water output pipe 110; the water amount adjusting device 500 is disposed on the purified water output pipe 110, and includes a temperature sensing probe capable of measuring the temperature of purified water in the purified water output pipe 110 and a water amount adjusting valve for adjusting the amount of purified water flowing into the purified water heater 600.

After the coarse filtered water is filtered by the purifying part, drinkable purified water is transmitted through the purified water output pipe 110, in the transmission process, the purified water heater 600 can heat the purified water to improve the water temperature of the purified water, before heating, the temperature sensing probe measures the temperature of the purified water for the first time to obtain the water temperature before heating, if the water temperature is too low, the valve port is reduced by the water regulating valve, so that the output speed of the purified water is reduced, the purified water heater 600 can heat the temperature of the passed purified water to the temperature required by a user, the phenomenon that the flow rate of the purified water is too high and too low is avoided, the purified water heater 600 cannot heat a large amount of purified water with too low temperature to the temperature required by the user is avoided, and similarly, when the temperature of the purified water is higher, after the temperature sensing probe measures the temperature for the first time, the water regulating valve opens the valve port to be large according to the water temperature, so that the flow rate of the purified water is increased, at the moment, the purified water heater 600 can heat the purified water to adjust the water temperature of the purified water to meet the requirement of the user, and the purified water temperature sensing probe can be conveniently used when the purified water heater 600 and the purified water is heated, and the purified water temperature sensing probe is not used in a combined manner, and the temperature sensing probe can be conveniently adjusted when the purified water heater is used by the purified water heater 500.

In this embodiment, there are a plurality of temperature sensing probes, which measure the temperature of the purified water before and after heating.

Under the setting of a plurality of temperature-sensing probes, when having some probe damage or breaking down, the temperature is adjusted to the measuring result of all the other undamaged probes of accessible, the condition that the temperature can't be controlled when can effectively avoiding having temperature-sensing probe to damage, makes the temperature of the water purification of outflow mistake can not appear and scald the user.

In this embodiment, the constant temperature water supply system further includes: and the electromagnetic valves are respectively arranged at the output ends of the purified water output pipe 110 and the wastewater output pipe 120.

When the user uses, the accessible control solenoid valve is controlled constant temperature water supply system's water purification output and waste water output, and the solenoid valve uses very laborsavingly, and need not too much operation, is applicable to the user of each age bracket and uses.

As an implementable mode, the manual valve can be arranged at the output ends of the purified water output pipe 110 and the wastewater output pipe 120, the manual valve is more traditional, the opening and closing needs certain force, and the condition that children are mistakenly opened to scald and water resource waste is caused can be avoided.

The present embodiment also provides a constant temperature water supply control system, as shown in fig. 2, including: the heating module is electrically connected with the wastewater heating device and the water purification heater and can control the start and stop of the wastewater heating device and the water purification heater; and the control module is electrically connected with the heating module and can transmit the instruction to the heating module.

The control module can integrate and send signals to the heating module to control the starting and stopping of the parts connected with the heating module, and a user does not need to control each part independently, so that the automatic control of each heating device is realized.

In this embodiment, the constant temperature water supply control system further comprises a human-computer interaction module; the man-machine interaction module is electrically connected with the control module so as to be operated by a user to control the start and stop of other modules.

When the constant-temperature water supply system is used, a user can issue an instruction to the constant-temperature water supply system through the human-computer interaction module, instruction data can be directly transmitted, and can also be transmitted to each module after being integrated by the control module, and the user can control the constant-temperature water supply system through the human-computer interaction module, so that the constant-temperature water supply system is convenient to use.

In this embodiment, the constant temperature water supply control system further comprises a liquid level sensing module; the liquid level sensing module is electrically connected with the human-computer interaction module, the liquid level sensing device and the control module, and can control the opening and closing of the switch valve according to the states of the human-computer interaction module and the liquid level sensing device.

In the use, the liquid level response module can receive the man-machine interaction module, the signal that control module and liquid level induction system sent, and transmit the signal, when man-machine interaction module and control module send control signal to liquid level response module, liquid level response module can issue the order according to this control signal and with the switching of control liquid level induction system's state and ooff valve, when liquid level induction system sent cue signal according to the liquid level, liquid level induction system sent cue signal to man-machine interaction module with suggestion user's liquid level state.

In this embodiment, the constant-temperature water supply control system further comprises a water inlet module and a water outlet module; the water inlet module and the water outlet module are electrically connected with the control module; the water inlet module is electrically connected with the pressure reducing valve 230 and the booster pump 310; the water outlet module is electrically connected with the heating module, the waste water valve 350, the water quantity adjusting device 500 and the electromagnetic valve and can control the opening and the closing of the water outlet module.

The action that the module of intaking and the module of going out water opened and shut, opened and stop to each part and valve under the control of each module, and the whole automation that is of constant temperature water supply system is moved, need not the switching of user independent control each part and valve, opens and stops, and it is very convenient to use, and each age crowd all can use, and the practicality is stronger.

The embodiment also provides a water purifying and drinking machine, which comprises a water purifying water outlet and a washing water outlet, and comprises a provided constant-temperature water supply system and a provided constant-temperature water supply control system; the purified water outlet is connected with a purified water output pipe 110; the washing water outlet is connected with a waste water output pipe 120.

After the water of the constant-temperature water supply system is heated to the temperature required by a user, the water is discharged to the outside of the water purifying dispenser through the water purifying water outlet, the user can directly drink and use the water, on the other hand, the waste water discharged from the water purifying piece 320 is stored in the heating water tank 410, when the water purifying dispenser is used by the user, the heated waste water is discharged out of the water purifying dispenser through the washing water outlet and is used by the user, under the control of the constant-temperature water supply system, the water temperature of the purified water and the washing water which are output from the water purifying dispenser is the temperature required by the user, the temperature water temperature can be constantly output for a long time, the reduction of water flow or the reduction of the water temperature due to the overlarge water amount can be avoided, and the use is very convenient.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.

Claims (18)

1. A constant temperature water supply system, comprising:

the water conveying pipeline comprises a water inlet pipe (100), a purified water output pipe (110) and a wastewater output pipe (120);

the water inlet end of the filtering system is connected with the water inlet pipe, and the water outlet end of the filtering system is respectively connected with the purified water output pipe (110) and the wastewater output pipe (120);

the waste water heating device is arranged on the waste water output pipe (120) and can heat the discharged waste water;

and the wastewater backflow device (400) is connected with the water inlet end of the filtering system and the wastewater output pipe (120) and can convey the heated wastewater to the water inlet end of the reverse osmosis membrane.

2. The constant-temperature water supply system according to claim 1, characterized in that the filtering system comprises a coarse filtering device (200) and a water purifying device (300);

the water inlet end of the coarse filtering device (200) is connected with the water inlet pipe (100), and the water outlet end of the coarse filtering device (200) is connected with the water inlet end of the water purifying device (300);

the reverse osmosis membrane is arranged in the water purifying device (300), and the output end of the reverse osmosis membrane is respectively connected with the purified water output pipe (110) and the wastewater output pipe (120).

3. The constant-temperature water supply system according to claim 2, wherein the waste water returning device (400) comprises:

the liquid pump (430) is arranged on the wastewater output pipe and can pump the heated wastewater to be transmitted to the water inlet end of the water purifying device (300);

and the one-way valve (440) is arranged between the liquid pump (430) and the water inlet end of the water purifying device (300) to prevent coarse filtered water from flowing into the wastewater output pipe.

4. A constant temperature water supply system according to claim 3, wherein the waste water heating apparatus comprises:

the heating water tank (410) is provided with a heating body (420), a water outlet end for discharging heated wastewater and a water inlet end for introducing the wastewater from the water outlet end of the water purifying device (300), a wastewater valve (350) is arranged at the water inlet end of the heating water tank (410), and the water outlet end of the heating water tank (410) is connected with the wastewater output pipe (120).

5. The constant-temperature water supply system according to claim 4, wherein the heating water tank (410) is provided with:

an overflow port disposed at the top of the heating water tank (410);

and/or a liquid level sensing device which is arranged in the heating water tank (410) and can measure the liquid level of the heating water tank (410).

6. The system as claimed in claim 5, wherein a non-return valve (440) assembly is provided on the overflow port.

7. The constant temperature water supply system according to claim 6, further comprising an on-off valve;

the wastewater output pipe (120) is also connected with the water outlet end of the coarse filtering device (200), and the switch valve is arranged at the connection position.

8. The constant-temperature water supply system according to claim 7, characterized in that the coarse filtration means (200) comprise:

the low-voltage switch (210) is connected with the water inlet pipe (100) and controls the opening and closing of the inlet water;

the coarse filtering piece (220) is connected with the low-pressure switch (210) and can perform coarse filtering on inlet water;

and a pressure reducing valve (230) connected to the coarse filter (220) and capable of discharging coarse filtered water.

9. The constant-temperature water supply system according to claim 8, wherein the water purification device (300) comprises:

a booster pump (310) connected to the pressure reducing valve (230) to boost the coarse filtered water discharged from the pressure reducing valve (230);

and the water purifying piece (320) is connected with the booster pump to filter and purify the pressurized coarse filtered water into purified water and waste water and discharge the purified water and the waste water.

10. The constant temperature water supply system according to claim 9, further comprising:

the water purification reflux unit is connected respectively the play water end of water purification spare (320) with the income water end of booster pump (310), including set up in the play water end of water purification spare (320) with the backward flow valve (330) and the check valve (340) that the series connection between the income water end of booster pump (310) meets to can transmit the partial filtration purification back exhaust water purification to the income water end of booster pump (310).

11. The constant temperature water supply system according to claim 10, further comprising:

the purified water heater (600) is arranged on the purified water output pipe (110);

and/or the water quantity adjusting device (500) is arranged on the purified water output pipe (110) and comprises a temperature sensing probe capable of measuring the temperature of purified water in the purified water output pipe (110) and a water quantity adjusting valve for adjusting the purified water quantity flowing into the purified water heater.

12. The constant-temperature water supply system according to claim 11, wherein the plurality of temperature sensing probes measure the temperature of the purified water before and after heating, respectively.

13. The constant temperature water supply system according to claim 12, further comprising:

and the electromagnetic valves are respectively arranged at the output ends of the purified water output pipe (110) and the wastewater output pipe (120).

14. A constant temperature water supply control system, comprising:

the heating module is electrically connected with the wastewater heating device and the water purification heater and can control the start and stop of the wastewater heating device and the water purification heater;

and the control module is electrically connected with the heating module and can transmit the instruction to the heating module.

15. The constant-temperature water supply control system according to claim 14, further comprising a human-computer interaction module;

the man-machine interaction module is electrically connected with the control module so as to be operated by a user to control the starting and stopping of other modules.

16. The constant-temperature water supply control system according to claim 15, further comprising a liquid level sensing module;

the liquid level sensing module is electrically connected with the human-computer interaction module, the liquid level sensing device and the control module and can control the opening and closing of the switch valve according to the states of the human-computer interaction module and the liquid level sensing device.

17. The constant temperature water supply control system of claim 16, further comprising a water inlet module and a water outlet module;

the water inlet module and the water outlet module are electrically connected with the control module;

the water inlet module is electrically connected with the pressure reducing valve (230) and the booster pump (310);

the water outlet module is electrically connected with the heating module, the waste water valve (350), the water quantity adjusting device (500) and the electromagnetic valve and can control the on-off of the water outlet module.

18. A water purifier comprising a purified water outlet and a washing water outlet, and further comprising a constant-temperature water supply system according to any one of claims 1 to 13 and a constant-temperature water supply control system according to any one of claims 14 to 17;

the purified water outlet is connected with a purified water output pipe (110) in the constant-temperature water supply system;

the washing water outlet is connected with a waste water output pipe (120) in the constant-temperature water supply system.

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