CN104896744A - Cold bath water backflow water-saving intelligent control device - Google Patents

Cold bath water backflow water-saving intelligent control device Download PDF

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Publication number
CN104896744A
CN104896744A CN201510357688.3A CN201510357688A CN104896744A CN 104896744 A CN104896744 A CN 104896744A CN 201510357688 A CN201510357688 A CN 201510357688A CN 104896744 A CN104896744 A CN 104896744A
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water
hot
cold
cooling
hot water
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CN201510357688.3A
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李建平
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Abstract

The invention relates to a cold water backflow device of a water heater, and specifically relates to a cold bath water backflow water-saving intelligent control device comprising a cold water pipe and a hot water pipe that are installed in a bathroom or a kitchen. The hot water pipe conveys a hot water through a water outlet pipe of the water heater; and the cold water pipe conveys cold water through a faucet water pipe. The cold bath water backflow water-saving intelligent control device further comprises a water saver having a hot water outlet and a cold water outlet. When the water saver detects that the temperature of the water conveyed by the hot water pipe is lower than a preset temperature, the water saver conveys the water through the faucet water pipe to the water heater for being heated therein; and when the water saver detects that the temperature of the water conveyed by the hot water pipe is equal to or higher than the preset temperature, the water saver conveys the water to the hot water outlet. The problem of discharging the cold water in the bathroom or the kitchen is solved and the purpose of 'use upon turning on' is achieved by the device without manual Intervention beforehand. Being completely under intelligent control, the device is applicable to every family, with the intelligent control of recycling the cold water and taking a shower with the hot water being completely achieved.

Description

Bathing cold-water reflux water saving intelligent controlling device
Technical field
The present invention relates to the cold-water reflux device of water heater, is bathing cold-water reflux water saving intelligent controlling device specifically.
Background technology
Along with growth in the living standard, general family all can install water heater and carry out bathing etc.; After the bathing tap in bathroom or kitchen is opened, just hot water can be flowed out after having the cold water of about 25 seconds to flow out, water heater to bathroom or kitchen distant, hot water pipeline lays just long, going out the cold water time like this can be longer, this is that in water owing to storing in the hot water pipeline spacer segment time after bathing, being cooled to environment temperature becomes cold water, in the cause opening bathing handle, water heater wants tens second time to discharge after starting.Particularly winter, human body to low-temperature sensitive, when opening bathing handle, being splashed on skin by cold water is frequent thing, and can absorb the heat air from the cold water of gondola water faucet injection, reduces rapidly the temperature in bathroom, make people feel very uncomfortable, old man and child are especially responsive.
Calculate through reality, a three-person household, at least 15 liters, the running water washed and on average bleed off every day and be not utilized is rinsed in shower and the kitchen in annual bathroom, these clean running water enter downcomer and mix with sewage and be wasted, and each Household shower bath and kitchen are rinsed and washed every annual waste 5.475 cubes, running water.According to official statistics, Beijing's 5 monthly average in 2015 supply 3,100,000 cubes, running water every day.Calculate by family of Beijing amount 6,200,000 family, 5.475 cubes of running water are wasted in the every annual of each household, calculate the running water of Beijing's waste whole year 3394.5 ten thousand cubes like this, can be used for Beijing's tap water supply amount of nearly 11 days.
According to another official statistics, stop on January 30th, 2013, there are 2.3 hundred million families in national urban households.Take a shower every year to rinse by one family and wash waste 5.475 cubes of running water and calculate, the whole nation just has 12.59 hundred million cubes of clean running water not to be utilized every year and wastes and enter sewer, adds the sewage load of 12.59 hundred million cubes to sewage disposal simultaneously.The tap water supply amount about 11.3 hundred million cubes of Beijing whole year, if the water supply 12.59 hundred million cubes of running water of this waste of the whole nation being used for Beijing, can meet more than the water service of 1 year of Beijing.Per ton by the average tap water price in the whole nation about 3.77 yuan, amount to into value 47.46 yuan of hundred million RMB.If recycled in each domestic bathing cold-water reflux to running water pipe, single domestic bathing from the whole nation, just directly can reduce by the waste of tens yuans.
The numerical value that above result of calculation is still very conservative, actual numerical value may be larger.Find out the water-saving and emission-reducing measure of domestic bathing water saving backflow thus, not only can improve domestic bathing comfort level, simultaneously can saving water resource, emissions reduction, reduce cost of sewage disposal, its economic benefit and social benefit are quite significant.
Summary of the invention
In view of this, the invention provides a kind of can when bathing plug and play, do not need prior human intervention bathing cold-water reflux water saving intelligent controlling device.
The technical solution adopted in the present invention is: bathing cold-water reflux water saving intelligent controlling device, comprise the cold water pipe and hot-water line that are arranged on bathroom or kitchen, this hot-water line is by the outlet pipe conveying hot water of water heater, cold water pipe carries cold water by running water pipe, also comprise the backflow water-saving device being provided with hot water outlet and cooling water outlet, cooling water outlet is communicated with described running water pipe, and described backflow water-saving device is connected with described cold water pipe and hot-water line respectively; When backflow water-saving device detects that water that hot-water line carries is lower than design temperature, water is delivered to water heater heating by described running water pipe by backflow water-saving device; When backflow water-saving device detects that the water that hot-water line is carried is equal to or higher than design temperature, water is delivered to described hot water outlet by backflow water-saving device.
As preferably, described backflow water-saving device comprises a Stainless Steel Shell, and housing side arranges described hot water outlet and cooling water outlet, and housing opposite side arranges hot water inlet and cooling water inlet, hot water inlet is connected with described hot-water line, and cooling water inlet is connected with described running water pipe.
Further, master control borad, magnetic valve, miniature circulating pump, check valve, cooling-water temperature sensor, the hot water tube connector of connection hot water inlet and hot water outlet and the cold water tube connector being connected cooling water inlet and cooling water outlet is provided with in described housing; Described hot water tube connector installs described cooling-water temperature sensor near hot water inlet side, hot water tube connector installs described magnetic valve near hot water outlet side; Be provided with a reflux cycle loop, this one end, reflux cycle loop is connected with cold water tube connector, position between the cooling-water temperature sensor of the other end and hot water tube connector and magnetic valve is connected; Described miniature circulating pump is installed near hot water tube connector side in reflux cycle loop, described check valve is installed near cold water tube connector side in reflux cycle loop; When cooling-water temperature sensor detects water temperature lower than design temperature, it transmits signals to master control borad, master control borad is closed according to this signal Controlling solenoid valve, control miniature circulating pump to open, miniature circulating pump is washed check valve open by hydraulic pressure and is heated by the water inlet pipe that water is delivered to water heater through running water pipe simultaneously; When cooling-water temperature sensor detects that water temperature is equal to or higher than design temperature, it transmits signals to master control borad, and master control borad is opened according to this signal Controlling solenoid valve, controls miniature circulating pump simultaneously and closes.
As preferably, described master control borad comprises power module, driver module and micro treatment module, described power module is driver module, micro treatment module provides power supply, after described micro treatment module carries out analyzing and processing to the signal of cooling-water temperature sensor, send to driver module and perform instruction, the action of driver module magnetic valve and miniature circulating pump according to order-driven.
As preferably, described hot water tube connector is provided with water flow sensing unit near hot water inlet side, and this water flow sensing unit activates described micro treatment module by water-flow signal.
As preferably, described housing adopts corrosion resistant plate or plastics to make, and is filled with waterproof material in housing.
This device solves bathing when water heater is opened and goes out cold water and can not the hot water problem of plug and play, prior human intervention is not needed after this device is installed, complete Based Intelligent Control goes out hot water, device serial connection is arranged on the hot and cold water pipe in bathroom or kitchen and bathing mixes between water valve, compact, easy for installation, energy-conserving and environment-protective, economical and practical, only have four interfaces and an attaching plug, need not debug, connect with the mains and just can work; Its this device is power consumption hardly when resting state, and during circulating chilled water heated condition, power consumption is less than 40 watts, and after within about 25 seconds, going out hot water, this device just enters resting state automatically.General water power work just can install this device, is applicable to each family, fully achieves the Based Intelligent Control of cold water recovery, hot water bathing.
Accompanying drawing explanation
Fig. 1 is the schematic diagram using preferred embodiment of the present invention.
Detailed description of the invention
Below in conjunction with Fig. 1, the present invention is described in more detail:
Bathing cold-water reflux water saving intelligent controlling device of the present invention comprises the cold water pipe 1 and hot-water line 2 that are arranged on bathroom or kitchen, this hot-water line carries hot water by the outlet pipe 31 of water heater 3, cold water pipe carries cold water by running water pipe 4, also comprise the backflow water-saving device 5 being provided with hot water outlet 51 and cooling water outlet 52, cooling water outlet is communicated with described running water pipe, and described backflow water-saving device is connected with described cold water pipe and hot-water line respectively; When backflow water-saving device detects that water that hot-water line carries is lower than design temperature, water is delivered to water heater heating by described running water pipe by backflow water-saving device; When backflow water-saving device detects that the water that hot-water line is carried is equal to or higher than design temperature, water is delivered to described hot water outlet by backflow water-saving device, thus exports hot water; This device, after hot water handle is opened in bathroom or kitchen, can not flow out cold water, outflow be hot water always, therefore while guarantee bath comfort degree, saved these unemployed running water.
In the present invention, backflow water-saving device 5 comprises a housing 53, and housing side arranges described hot water outlet and cooling water outlet, and housing opposite side arranges hot water inlet 54 and cooling water inlet 55, and hot water inlet is connected with described hot-water line, and cooling water inlet is connected with described running water pipe.Whole device is as a whole, only has four interfaces and an attaching plug, need not debug, and connect with the mains and just can work, general water power work just can be installed, simple and convenient, economic and practical.
Master control borad 7, magnetic valve 6, miniature circulating pump 8, check valve 9, cooling-water temperature sensor 10, the hot water tube connector 11 connecting hot water inlet and hot water outlet and the cold water tube connector 12 being connected cooling water inlet and cooling water outlet is provided with in housing 53 of the present invention, described hot water tube connector installs described temperature sensor near hot water inlet side, hot water tube connector installs described magnetic valve 6 near hot water outlet side, be provided with a reflux cycle loop 13, this reflux cycle loop comprises circulating pump and check valve, and one end is connected with cold water tube connector, position between the cooling-water temperature sensor of the other end and hot water tube connector and magnetic valve is connected, described miniature circulating pump is installed near hot water tube connector side in reflux cycle loop, described check valve is installed near cold water tube connector side in reflux cycle loop, when cooling-water temperature sensor detects water temperature, transmit signals to master control borad, water temperature signal compares with the temperature value preset, as lower than design temperature signal by master control borad, then Controlling solenoid valve is closed, and the water inside hot water tube connector can not be flowed out from hot water outlet by magnetic valve, master control borad controls miniature circulating pump unlatching simultaneously, miniature circulating pump can produce the discharge of about 10 liters per minute, the hydraulic pressure of about 0.9 kilogram, reflux cycle loop is forced to carry out water circulation, water is under the dynamic action of miniature circulating pump, water in hot water tube connector flows into reflux cycle loop and washes check valve open, be delivered to the water inlet pipe 32 of water heater again through running water pipe from cold water tube connector, gas heater is subject to the effect of recirculated water and starts, and be again delivered to hot water tube connector after being heated by water heater, circulating-heating like this, until when cooling-water temperature sensor detects that water temperature is equal to or higher than design temperature, cooling-water temperature sensor transmits signals to master control borad, master control borad is opened according to this signal Controlling solenoid valve, thus hot water is flowed out from hot water tube connector through hot water outlet, master control borad controls miniature circulating pump closedown simultaneously, and therefore reflux cycle loop loses circulating pressure, closed check valve.The effect of check valve is when circulation pump, prevents the running water of cold water tube connector from entering hot-water line by reflux cycle loop.
Master control borad 7 of the present invention comprises power module 71, driver module 72 and micro treatment module 73, described power module provides power supply for driver module and micro treatment module, power module is connected with 220v alternating current, after described micro treatment module carries out analyzing and processing to the signal of cooling-water temperature sensor, send to driver module and perform instruction, the action of driver module executive component magnetic valve and miniature circulating pump according to order-driven, action comprises opening and closing; In implementation process, hot water tube connector is provided with water flow sensing unit 14 near hot water inlet side, and this water flow sensing unit activates described micro treatment module by water-flow signal; When water flow sensing unit does not sense flow information of water in hot water tube connector, micro treatment module is in resting state; When water flow sensing unit senses the flow information of water of moment in hot water tube connector, micro treatment module is activated, and enters into reflux cycle heating schedule state from resting state; When the water temperature that cooling-water temperature sensor detects is equal to or higher than design temperature, micro treatment module order-driven module is opened magnetic valve and closes circulating pump, and micro treatment module gets back to resting state from reflux cycle heating schedule state simultaneously.When resting state, because all modules are all in holding state, all executive components are not activated, so the power consumption hardly of whole device; When reflux cycle heating schedule state, micro treatment module is activated, and all modules all work, executive component magnetic valve, miniature circulating pump action, but the working time is shorter, and power consumption is also very little.
In implementation process, housing adopts stainless steel or plastics to make, waterproof sealing material is filled with in housing, all parts such as module, circulating pump, magnetic valve, check valve are encapsulated in enclosure interior by waterproof sealing material, whole device volume: be about 200MM, wide about 120MM, thick about 50MM, not only volume is little, and easy for installation; The demand that the domestic bathing cold water that this device is applicable to all gas heaters, storage-type electric water heater and heating exchanger reclaims, improve bath comfort degree greatly, the special family that can meet north water deficit area is to bathing and water saving requirement, abundant saving water resource, reaches the object of water-saving and environmental protection.
Above-mentioned embodiment is only for invention is described, and be not limitation of the present invention, so the those of ordinary skill of relevant technical field, without departing from the spirit and scope of the present invention, can also make various change and modification, therefore all equivalent technical schemes also should belong to category of the present invention.

Claims (6)

1. bathing cold-water reflux water saving intelligent controlling device, comprise the cold water pipe and hot-water line that are arranged on bathroom or kitchen, this hot-water line is by the outlet pipe conveying hot water of water heater, cold water pipe carries cold water by running water pipe, it is characterized in that: also comprise the backflow water-saving device being provided with hot water outlet and cooling water outlet, cooling water outlet is communicated with described running water pipe, and described backflow water-saving device is connected with described cold water pipe and hot-water line respectively; When backflow water-saving device detects that water that hot-water line carries is lower than design temperature, water is delivered to water heater heating by described running water pipe by backflow water-saving device; When backflow water-saving device detects that the water that hot-water line is carried is equal to or higher than design temperature, water is delivered to described hot water outlet by backflow water-saving device.
2. as claimed in claim 1 bathing cold-water reflux water saving intelligent controlling device, it is characterized in that: described backflow water-saving device comprises a housing, housing side arranges described hot water outlet and cooling water outlet, housing opposite side arranges hot water inlet and cooling water inlet, hot water inlet is connected with described hot-water line, and cooling water inlet is connected with described running water pipe.
3. bathing cold-water reflux water saving intelligent controlling device as claimed in claim 2, is characterized in that: be provided with master control borad, magnetic valve, miniature circulating pump, check valve, cooling-water temperature sensor, the hot water tube connector of connection hot water inlet and hot water outlet and the cold water tube connector being connected cooling water inlet and cooling water outlet in described housing; Described hot water tube connector installs described cooling-water temperature sensor near hot water inlet side, hot water tube connector installs described magnetic valve near hot water outlet side; Be provided with a reflux cycle loop, this one end, reflux cycle loop is connected with cold water tube connector, position between the cooling-water temperature sensor of the other end and hot water tube connector and magnetic valve is connected; Described miniature circulating pump is installed near hot water tube connector side in reflux cycle loop, described check valve is installed near cold water tube connector side in reflux cycle loop; When cooling-water temperature sensor detects water temperature lower than design temperature, it transmits signals to master control borad, master control borad is closed according to this signal Controlling solenoid valve, control miniature circulating pump to open simultaneously, miniature circulating pump is washed check valve open by hydraulic pressure and is refluxed by water, is delivered to the water inlet pipe heating of water heater through running water pipe; When cooling-water temperature sensor detects that water temperature is equal to or higher than design temperature, it transmits signals to master control borad, and master control borad is opened according to this signal Controlling solenoid valve, controls miniature circulating pump simultaneously and closes.
4. as claimed in claim 3 bathing cold-water reflux water saving intelligent controlling device, it is characterized in that: described master control borad comprises power module, driver module and micro treatment module, described power module is micro treatment module, driver module provides power supply, after described micro treatment module carries out analyzing and processing to the signal of cooling-water temperature sensor, send to driver module and perform instruction, the action of driver module magnetic valve and miniature circulating pump according to order-driven.
5. bathing cold-water reflux water saving intelligent controlling device as claimed in claim 4, is characterized in that: on described hot water tube connector, be provided with water flow sensing unit near hot water inlet side, this water flow sensing unit activates described micro treatment module by water-flow signal.
6. bathing cold-water reflux water saving intelligent controlling device as claimed in claim 2, is characterized in that: described housing adopts corrosion resistant plate or plastics to make, and is filled with waterproof material in housing.
CN201510357688.3A 2015-06-25 2015-06-25 Cold bath water backflow water-saving intelligent control device Pending CN104896744A (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106940089A (en) * 2016-01-05 2017-07-11 青岛经济技术开发区海尔热水器有限公司 Water heater and its control method
CN107062616A (en) * 2017-06-11 2017-08-18 南京红元自动化设备制造有限公司 A kind of bathing is with zero cold water energy-saving auxiliary device
CN107120845A (en) * 2017-06-27 2017-09-01 甘社基 Family life hot water circuit controller
CN107289636A (en) * 2017-07-23 2017-10-24 南京红元自动化设备制造有限公司 A kind of economical zero cold water control system
CN108645041A (en) * 2018-06-07 2018-10-12 上海浦东路桥建设股份有限公司 Water-saving system and operating method for saving domestic water
CN110425749A (en) * 2019-08-08 2019-11-08 华帝股份有限公司 A kind of gas heater constant temperature system and constant-temperature control method

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CN201715715U (en) * 2010-06-30 2011-01-19 粟超 Automatic water-saving device for water heater
CN201945038U (en) * 2011-03-24 2011-08-24 重庆大学 Water saving device for digital constant temperature water heater
CN203240762U (en) * 2013-04-24 2013-10-16 湖州职业技术学院 Cold water backflow device
CN104034044A (en) * 2014-06-27 2014-09-10 赵柯 Water saving device applicable to different types of water heaters
CN204787285U (en) * 2015-06-25 2015-11-18 李建平 Bathing cold water backward flow water conservation intelligent control device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201277716Y (en) * 2008-08-15 2009-07-22 海尔集团公司 Instantaneously heating circulating device
CN201715715U (en) * 2010-06-30 2011-01-19 粟超 Automatic water-saving device for water heater
CN201945038U (en) * 2011-03-24 2011-08-24 重庆大学 Water saving device for digital constant temperature water heater
CN203240762U (en) * 2013-04-24 2013-10-16 湖州职业技术学院 Cold water backflow device
CN104034044A (en) * 2014-06-27 2014-09-10 赵柯 Water saving device applicable to different types of water heaters
CN204787285U (en) * 2015-06-25 2015-11-18 李建平 Bathing cold water backward flow water conservation intelligent control device

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106940089A (en) * 2016-01-05 2017-07-11 青岛经济技术开发区海尔热水器有限公司 Water heater and its control method
CN107062616A (en) * 2017-06-11 2017-08-18 南京红元自动化设备制造有限公司 A kind of bathing is with zero cold water energy-saving auxiliary device
CN107120845A (en) * 2017-06-27 2017-09-01 甘社基 Family life hot water circuit controller
CN107289636A (en) * 2017-07-23 2017-10-24 南京红元自动化设备制造有限公司 A kind of economical zero cold water control system
CN108645041A (en) * 2018-06-07 2018-10-12 上海浦东路桥建设股份有限公司 Water-saving system and operating method for saving domestic water
CN110425749A (en) * 2019-08-08 2019-11-08 华帝股份有限公司 A kind of gas heater constant temperature system and constant-temperature control method

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Application publication date: 20150909