[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

CN102401471A - Backflow type water saving device - Google Patents

Backflow type water saving device Download PDF

Info

Publication number
CN102401471A
CN102401471A CN2011103934584A CN201110393458A CN102401471A CN 102401471 A CN102401471 A CN 102401471A CN 2011103934584 A CN2011103934584 A CN 2011103934584A CN 201110393458 A CN201110393458 A CN 201110393458A CN 102401471 A CN102401471 A CN 102401471A
Authority
CN
China
Prior art keywords
water
temperature
backflow
hot
control module
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN2011103934584A
Other languages
Chinese (zh)
Inventor
朱洪斌
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Coobos Fluid Technology Co ltd
Original Assignee
Suzhou Coobos Fluid Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Suzhou Coobos Fluid Technology Co ltd filed Critical Suzhou Coobos Fluid Technology Co ltd
Priority to CN2011103934584A priority Critical patent/CN102401471A/en
Publication of CN102401471A publication Critical patent/CN102401471A/en
Pending legal-status Critical Current

Links

Images

Landscapes

  • Domestic Hot-Water Supply Systems And Details Of Heating Systems (AREA)

Abstract

The invention discloses a reflux type water-saving device, comprising: the water heater comprises a hot water pipe, a backflow pipe, a cold water pipe, a water faucet, a water heater, a backflow control module and a backflow linkage module; the water faucet is provided with two water inlets, namely a water faucet water inlet A and a water faucet water inlet B; the water inlet A of the water faucet is connected with the backflow control module, and the water inlet B of the water faucet is connected with the cold water pipe; one end of the backflow pipe is connected with the backflow control module, and the other end of the backflow pipe is connected with the backflow linkage module; one end of the hot water pipe is connected with the backflow control module, and the other end of the hot water pipe is connected with the water outlet of the water heater; the backflow linkage module is respectively connected with the water inlet of the water heater, the cold water pipe and the backflow pipe; and the backflow control module is electrically connected with the backflow linkage module. According to the backflow type water saving device, water which cannot reach the set water temperature is sent to the water heater for cyclic heating through the backflow control module and the backflow linkage module until the water flowing out of the hot water pipe reaches the set water temperature, so that the utilization rate of the water is improved, the waste of the water is reduced, the utilization rate of electric energy is improved, the electric energy is saved, and the living cost is reduced.

Description

The reverse-flow type water saving fixtures
Technical field
The present invention relates to a kind of water saving fixtures, particularly relate to the reverse-flow type water saving fixtures in a kind of hot water use.
Background technology
Along with improving constantly of resident living condition, have a bath, wash the dishes etc. all need be used a large amount of hot water.Present most of family all adopts shower; But because the water heater of most of families is all long to the distance between the tap; And water heater need be put into a lot of water earlier when arriving the reservation temperature from starting to, and when needing hot water, must the cold water in the pipe be discharged, and is suitable until water temperature; So in vain slatterned a lot of precious water resource, also wasted the electric energy that adds hot water in earlier stage simultaneously.
Summary of the invention
Goal of the invention: the objective of the invention is in order to solve the deficiency of prior art, a kind of effectively conserve water is provided, utilize the reverse-flow type water saving fixtures of water resource and electric energy.
Technical scheme: a kind of reverse-flow type water saving fixtures described in the present invention comprise: hot-water line, return duct, cold water pipe, tap, water heater, backflow control module and the interlock module that refluxes; Said tap is provided with two water inlets: tap water inlet A, tap water inlet B; The tap water inlet A is connected with the backflow control module, and the tap water inlet B is connected with cold water pipe; One end of return duct is connected with the backflow control module, and the other end is connected with the interlock module that refluxes; Said hot-water line one end is connected with the backflow control module, and the other end is connected with the water heater delivery port; Said backflow interlock module is connected respectively with water heater water inlet, cold water pipe, return duct; Said backflow control module is electrically connected with the interlock module that refluxes.
The control module of backflow described in the present invention can be two kinds of structures:
A kind of structure is following:
Said backflow control module comprises: backflow control chip A, temperature-sensing element and triple valve B; Said temperature-sensing element is installed in the hot-water line, and triple valve B one end connects hot-water line, and second end is connected with return duct, and the 3rd end is connected with the tap water inlet A; Backflow control chip A is connected with temperature-sensing element, triple valve B, and the predeterminable leaving water temperature of backflow control chip A; Temperature-sensing element detects the real-time water temperature of water temperature in the current hot-water line; The real-time water temperature that detection obtains is delivered to backflow control chip A; Real-time water temperature and preset leaving water temperature contrast that backflow control chip A records temperature-sensing element; When the real-time water temperature that records when temperature-sensing element is lower than preset leaving water temperature; Backflow control chip A drives return duct and the hot-water line that triple valve B conducting is attached thereto, and closes the end that triple valve B is connected with the tap water inlet A, and the water that does not reach preset temperature in the hot-water line flows in the return duct; When the real-time water temperature that records when temperature-sensing element is greater than or equal to preset leaving water temperature; Backflow control chip A drives return duct and the tap water inlet A that triple valve B conducting is attached thereto; Close the end that triple valve B is connected with return duct, the water that reaches preset leaving water temperature in the hot-water line flows out through faucet outlet; Backflow control chip A is sent to the interlock control module that refluxes with the real-time water temperature that temperature-sensing element records with preset leaving water temperature comparative result.
The another kind of structure of backflow control module is:
Said backflow control module comprises: backflow control chip B and temperature sensing spring; Said temperature sensing spring is arranged between hot-water line, return duct and the tap water inlet A three; Backflow control chip B is used to detect the state of temperature sensing spring, and first as requested the temperature sensing spring of the selected corresponding characteristic value of leaving water temperature value is packed temperature sensing spring in the backflow control module into; When the real-time water temperature in the hot-water line does not reach the temperature sensing spring characteristic value; Temperature sensing spring shrinks; Automatically open return duct; Backflow control chip B detects temperature sensing spring and shrinks, and the real-time leaving water temperature of judging in the hot-water line does not reach the requirement leaving water temperature, and testing result is sent to the interlock control module that refluxes; When the real-time water temperature in the hot-water line reaches the temperature sensing spring characteristic value; Temperature sensing spring extends; Automatic closing volume pipe, the hot water that reaches the requirement water temperature in the hot-water line is flowed out by faucet outlet, and the control chip B that refluxes simultaneously detects temperature sensing spring and extends; The real-time leaving water temperature of judging in the hot-water line reaches the requirement leaving water temperature, and testing result is sent to the interlock control module that refluxes.
The control module of backflow described in the present invention comprises: booster pump, triple valve A and the interlock control chip that refluxes; The booster pump water inlet is connected with return duct, and the booster pump delivery port is connected with the end of triple valve A, and second end of triple valve A is connected with cold water pipe, and the 3rd end of triple valve A is connected with the water heater water inlet through the water heater tube connector; The interlock control chip that refluxes is used to receive the signal from the backflow control module, and the interlock control chip that refluxes simultaneously is connected and controls the work of booster pump and triple valve A with booster pump, triple valve A;
The control chip that links when refluxing is received when the real-time leaving water temperature in the hot-water line does not reach requirement leaving water temperature signal; Reflux the interlock control chip with return duct and the conducting of water heater tube connector; The closed cold water pipe that is connected with triple valve A; Start booster pump work, realize the such circulation of hot-water line-return duct-water heater tube connector-water heater, the real-time leaving water temperature in receiving hot-water line reaches this signal of requirement leaving water temperature; After receiving that real-time leaving water temperature in the hot-water line reaches this signal of requirement leaving water temperature, the interlock control chip that refluxes is closed booster pump, and conducting cold water pipe and water heater tube connector are closed the return duct that is connected with triple valve A simultaneously, and the backflow control module quits work.
Control module of backflow described in the present invention and depotition cock can be integral type, and the backflow control module is positioned at the inside of depotition cock; Said backflow control module and depotition cock also can be for split type, and backflow control module and depotition cock are provided with separately.
Beneficial effect: the present invention compared with prior art has the following advantages:
Reverse-flow type water saving fixtures of the present invention through the backflow control module and the interlock module that refluxes, are delivered to circulation heating in the water heater with the water that does not reach set water temperature; Water until flowing out from hot-water line reaches set water temperature; Improve the utilization of water, reduced the waste of water, also improved the utilization rate of electric energy simultaneously; Practice thrift electric energy, reduced life cost.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the structural representation of embodiment 1 among the present invention.
Fig. 3 is the structural representation of embodiment 2 among the present invention.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment; Further illustrate the present invention; Should understand these embodiment only be used to the present invention is described and be not used in the restriction scope of the present invention; After reading the present invention, those skilled in the art all fall within the application's accompanying claims institute restricted portion to the modification of the various equivalent form of values of the present invention.
Embodiment 1
Like Fig. 1, a kind of reverse-flow type water saving fixtures shown in Figure 2, comprising: hot-water line, return duct, cold water pipe, tap, water heater, backflow control module and the interlock module that refluxes; Said backflow control module comprises: backflow control chip A, temperature-sensing element and triple valve B; Said tap is provided with two water inlets: tap water inlet A, tap water inlet B; Temperature-sensing element described in the present embodiment is a temperature sensor.
The annexation of above-mentioned parts is following in the present embodiment:
Said tap water inlet A is connected with the backflow control module, and the tap water inlet B is connected with cold water pipe; One end of return duct is connected with the backflow control module, and the other end is connected with the interlock module that refluxes; Said hot-water line one end is connected with the backflow control module, and the other end is connected with the water heater delivery port; Said backflow interlock module is connected respectively with water heater water inlet, cold water pipe, return duct; Said backflow control module is electrically connected with the interlock module that refluxes.Said temperature-sensing element is installed in the hot-water line, and triple valve B one end connects hot-water line, and second end is connected with return duct, and the 3rd end is connected with the tap water inlet A; Backflow control chip A is connected with temperature-sensing element, triple valve B, and preset leaving water temperature.
Said backflow control module comprises: booster pump, triple valve A and the interlock control chip that refluxes; The booster pump water inlet is connected with return duct, and the booster pump delivery port is connected with the end of triple valve A, and second end of triple valve A is connected with cold water pipe, and the 3rd end of triple valve A is connected with the water heater water inlet through the water heater tube connector; The interlock control chip that refluxes is used to receive the signal from the backflow control module, and the interlock control chip that refluxes simultaneously is connected and controls the work of booster pump and triple valve A with booster pump, triple valve A.
The course of work of present embodiment is following:
When the tap of fetching boiling water needs hot water; The backflow control module is started working; Temperature-sensing element in the backflow control module detects the real-time water temperature of water temperature in the current hot-water line, and the real-time water temperature that detects is delivered to backflow control chip A, real-time water temperature and preset leaving water temperature contrast that backflow control chip A records temperature-sensing element; The real-time water temperature that temperature-sensing element records is lower than preset leaving water temperature; Backflow control chip A drives return duct and the hot-water line that triple valve B conducting is attached thereto, and closes the end that triple valve B is connected with the tap water inlet A, and the water that does not reach preset temperature in the hot-water line flows in the return duct; The real-time water temperature that temperature-sensing element records is greater than or equal to preset leaving water temperature; Backflow control chip A drives return duct and the tap water inlet A that triple valve B conducting is attached thereto; Close the end that triple valve B is connected with return duct, the water that reaches preset leaving water temperature in the hot-water line flows out through faucet outlet; Backflow control chip A is sent to the interlock control module that refluxes with the real-time water temperature that temperature-sensing element records with preset leaving water temperature comparative result.
When the real-time leaving water temperature in receiving hot-water line does not reach requirement leaving water temperature signal; Reflux the interlock control chip with return duct and the conducting of water heater tube connector, and the closed cold water pipe that is connected with triple valve A starts booster pump work; Realize hot-water line-return duct-water heater tube connector-water heater; Heating is flowed out from hot-water line through water heater then, such circulation, and the real-time leaving water temperature in receiving hot-water line reaches this signal of requirement leaving water temperature; After receiving that real-time leaving water temperature in the hot-water line reaches this signal of requirement leaving water temperature, the interlock control chip that refluxes is closed booster pump, and conducting cold water pipe and water heater tube connector are closed the return duct that is connected with triple valve A simultaneously, and the backflow control module quits work.
Embodiment 2
A kind of reverse-flow type water saving fixtures as shown in Figure 3 comprise: hot-water line, return duct, cold water pipe, tap, water heater, backflow control module and the interlock module that refluxes; Said tap is provided with two water inlets: tap water inlet A, tap water inlet B; Said backflow control module comprises: backflow control chip B and temperature sensing spring; Said backflow control module comprises: booster pump, triple valve A and the interlock control chip that refluxes.
The annexation of above-mentioned each parts is following in the present embodiment:
The leading water inlet A of said tap water is connected with the backflow control module, and the tap water inlet B is connected with cold water pipe; One end of return duct is connected with the backflow control module, and the other end is connected with the interlock module that refluxes; Said hot-water line one end is connected with the backflow control module, and the other end is connected with the water heater delivery port; Said backflow interlock module is connected respectively with water heater water inlet, cold water pipe, return duct; Said backflow control module is electrically connected with the interlock module that refluxes.
The temperature sensing spring of the selected corresponding characteristic value of elder generation's leaving water temperature value is as requested installed temperature sensing spring then in the said backflow control module, and temperature sensing spring is arranged between hot-water line, return duct and the tap water inlet A three; Backflow control chip B is used to detect the state of temperature sensing spring.
The booster pump water inlet is connected with return duct in the said backflow control module, and the booster pump delivery port is connected with the end of triple valve A, and second end of triple valve A is connected with cold water pipe, and the 3rd end of triple valve A is connected with the water heater water inlet through the water heater tube connector; The interlock control chip that refluxes is used to receive the signal from the backflow control module, and the interlock control chip that refluxes simultaneously is connected and controls the work of booster pump and triple valve A with booster pump, triple valve A.
The operation principle of present embodiment is following:
When the tap of fetching boiling water needs hot water; The backflow control module is started working, and when the real-time water temperature in the hot-water line did not reach the temperature sensing spring characteristic value, temperature sensing spring shrank; Automatically open return duct; Backflow control chip B detects temperature sensing spring and shrinks, and the real-time leaving water temperature of judging in the hot-water line does not reach the requirement leaving water temperature, and testing result is sent to the interlock control module that refluxes; When the real-time water temperature in the hot-water line reaches the temperature sensing spring characteristic value; Temperature sensing spring extends; Automatic closing volume pipe, the hot water that reaches the requirement water temperature in the hot-water line is flowed out by faucet outlet, and backflow control chip B detects temperature sensing spring and extends; The real-time leaving water temperature of judging in the hot-water line reaches the requirement leaving water temperature, and testing result is sent to the interlock control module that refluxes.
When the real-time leaving water temperature in receiving hot-water line does not reach requirement leaving water temperature signal; Reflux the interlock control chip with return duct and the conducting of water heater tube connector; The closed cold water pipe that is connected with triple valve A; Start booster pump work, realize the such circulation of hot-water line-return duct-water heater tube connector-water heater, the real-time leaving water temperature in receiving hot-water line reaches this signal of requirement leaving water temperature; After receiving that real-time leaving water temperature in the hot-water line reaches this signal of requirement leaving water temperature, the interlock control chip that refluxes is closed booster pump, and conducting cold water pipe and water heater tube connector are closed the return duct that is connected with triple valve A simultaneously, and the backflow control module quits work.

Claims (7)

1. reverse-flow type water saving fixtures is characterized in that, comprising: hot-water line, return duct, cold water pipe, tap, water heater, backflow control module and the interlock module that refluxes;
Said tap is provided with two water inlets: tap water inlet A, tap water inlet B; The tap water inlet A is connected with the backflow control module, and the tap water inlet B is connected with cold water pipe; One end of return duct is connected with the backflow control module, and the other end is connected with the interlock module that refluxes; Said hot-water line one end is connected with the backflow control module, and the other end is connected with the water heater delivery port; Said backflow interlock module is connected respectively with water heater water inlet, cold water pipe, return duct; Said backflow control module is electrically connected with the interlock module that refluxes.
2. reverse-flow type water saving fixtures according to claim 1 is characterized in that, said backflow control module comprises: backflow control chip A, temperature-sensing element and triple valve B; Said temperature-sensing element is installed in the hot-water line, and triple valve B one end connects hot-water line, and second end is connected with return duct, and the 3rd end is connected with the tap water inlet A; Backflow control chip A is connected with temperature-sensing element, triple valve B, and preset leaving water temperature;
Temperature-sensing element detects the real-time water temperature of water temperature in the current hot-water line; The real-time water temperature that detects is delivered to backflow control chip A; Real-time water temperature and preset leaving water temperature contrast that backflow control chip A records temperature-sensing element; The real-time water temperature that temperature-sensing element records is lower than preset leaving water temperature; Backflow control chip A drives return duct and the hot-water line that triple valve B conducting is attached thereto, and closes the end that triple valve B is connected with the tap water inlet A, and the water that does not reach preset temperature in the hot-water line flows in the return duct; The real-time water temperature that temperature-sensing element records is greater than or equal to preset leaving water temperature; Backflow control chip A drives return duct and the tap water inlet A that triple valve B conducting is attached thereto; Close the end that triple valve B is connected with return duct, the water that reaches preset leaving water temperature in the hot-water line flows out through faucet outlet;
Backflow control chip A is sent to the interlock control module that refluxes with the real-time water temperature that temperature-sensing element records with preset leaving water temperature comparative result.
3. reverse-flow type water saving fixtures according to claim 1 is characterized in that, said backflow control module comprises: backflow control chip B and temperature sensing spring; Said temperature sensing spring is arranged between hot-water line, return duct and the tap water inlet A three; Backflow control chip B is used to detect the state of temperature sensing spring; The temperature sensing spring of the selected corresponding characteristic value of leaving water temperature value as requested, when the real-time water temperature in the hot-water line did not reach the temperature sensing spring characteristic value, temperature sensing spring shrank; Automatically open return duct; Backflow control chip B detects temperature sensing spring and shrinks, and the real-time leaving water temperature of judging in the hot-water line does not reach the requirement leaving water temperature, and testing result is sent to the interlock control module that refluxes; When the real-time water temperature in the hot-water line reaches the temperature sensing spring characteristic value; Temperature sensing spring extends; Automatic closing volume pipe, the hot water that reaches the requirement water temperature in the hot-water line is flowed out by faucet outlet, and backflow control chip B detects temperature sensing spring and extends; The real-time leaving water temperature of judging in the hot-water line reaches the requirement leaving water temperature, and testing result is sent to the interlock control module that refluxes.
4. according to claim 2 or 3 described reverse-flow type water saving fixtures, it is characterized in that said backflow control module comprises: booster pump, triple valve A and the interlock control chip that refluxes; The booster pump water inlet is connected with return duct, and the booster pump delivery port is connected with the end of triple valve A, and second end of triple valve A is connected with cold water pipe, and the 3rd end of triple valve A is connected with the water heater water inlet through the water heater tube connector; The interlock control chip that refluxes is used to receive the signal from the backflow control module, and the interlock control chip that refluxes simultaneously is connected and controls the work of booster pump and triple valve A with booster pump, triple valve A;
When the real-time leaving water temperature in receiving hot-water line does not reach requirement leaving water temperature signal; Reflux the interlock control chip with return duct and the conducting of water heater tube connector; The closed cold water pipe that is connected with triple valve A; Start booster pump work, realize the such circulation of hot-water line-return duct-water heater tube connector-water heater, the real-time leaving water temperature in receiving hot-water line reaches this signal of requirement leaving water temperature; After receiving that real-time leaving water temperature in the hot-water line reaches this signal of requirement leaving water temperature, the interlock control chip that refluxes is closed booster pump, and conducting cold water pipe and water heater tube connector are closed the return duct that is connected with triple valve A simultaneously, and the backflow control module quits work.
5. reverse-flow type water saving fixtures according to claim 2 is characterized in that: said temperature-sensing element is a temperature sensor.
6. reverse-flow type water saving fixtures according to claim 1 is characterized in that: said backflow control module and depotition cock can be integral type, and the backflow control module is positioned at the inside of depotition cock.
7. reverse-flow type water saving fixtures according to claim 1 is characterized in that: said backflow control module and depotition cock also can be for split type, and backflow control module and depotition cock are provided with separately.
CN2011103934584A 2011-12-02 2011-12-02 Backflow type water saving device Pending CN102401471A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011103934584A CN102401471A (en) 2011-12-02 2011-12-02 Backflow type water saving device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011103934584A CN102401471A (en) 2011-12-02 2011-12-02 Backflow type water saving device

Publications (1)

Publication Number Publication Date
CN102401471A true CN102401471A (en) 2012-04-04

Family

ID=45883931

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011103934584A Pending CN102401471A (en) 2011-12-02 2011-12-02 Backflow type water saving device

Country Status (1)

Country Link
CN (1) CN102401471A (en)

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103062909A (en) * 2013-02-06 2013-04-24 苏巨诗 Intelligent water-saving tap
CN103216944A (en) * 2013-05-10 2013-07-24 苏州科技学院 Water saving system of domestic water heater and control method
CN103277896A (en) * 2013-06-20 2013-09-04 苏州翔箭智能科技有限公司 Water circulation system for water heater
CN105571135A (en) * 2015-12-04 2016-05-11 青岛工学院 Intelligent water-saving device for domestic water heater
CN105674547A (en) * 2016-04-06 2016-06-15 成都金鼎恒信科技有限公司 Intelligent-circulating fuel gas water heater
CN106224619A (en) * 2016-08-31 2016-12-14 开平市水口镇濠门卫浴厂 A kind of water-saving tap
CN106969495A (en) * 2017-03-06 2017-07-21 熊雄 Intelligent constant-temperature water-saving water heater and control method
CN107131652A (en) * 2017-04-28 2017-09-05 江苏大学 A kind of general ejector type hot-water heating system water saving fixtures
CN107202425A (en) * 2017-04-17 2017-09-26 新奥泛能网络科技股份有限公司 Water heater end adjusting means and the water heater components with it
CN108779923A (en) * 2015-12-14 2018-11-09 兹比格涅夫·塔德乌什·恰尔科 domestic hot water supply connection station
CN109442758A (en) * 2018-10-30 2019-03-08 汪继德 A kind of environment-friendly type water processing unit
CN110207402A (en) * 2019-05-31 2019-09-06 浙江大学 A kind of energy saving throttle system and control method of water heater
CN111238024A (en) * 2014-12-17 2020-06-05 伊麦克斯公司 Water tank-free electric water heater
CN112833546A (en) * 2020-05-15 2021-05-25 青岛经济技术开发区海尔热水器有限公司 External pressurization system of water heater, control method and water heater with external pressurization system
CN113203199A (en) * 2021-04-27 2021-08-03 上海交通大学 Intelligent cold water backflow temperature-regulating and flow-controlling device

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2722113Y (en) * 2004-06-21 2005-08-31 韩威 Water saver of water heater
CN201311048Y (en) * 2008-10-07 2009-09-16 张清照 Water-saving water heater
CN101949587A (en) * 2010-10-19 2011-01-19 上海电力学院 Water-saving device of temperature-controlled water heater
CN202371888U (en) * 2011-12-02 2012-08-08 苏州科博思流体科技有限公司 Backflow type water saving device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2722113Y (en) * 2004-06-21 2005-08-31 韩威 Water saver of water heater
CN201311048Y (en) * 2008-10-07 2009-09-16 张清照 Water-saving water heater
CN101949587A (en) * 2010-10-19 2011-01-19 上海电力学院 Water-saving device of temperature-controlled water heater
CN202371888U (en) * 2011-12-02 2012-08-08 苏州科博思流体科技有限公司 Backflow type water saving device

Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103062909B (en) * 2013-02-06 2015-11-04 苏巨诗 Intelligent water-saving tap
CN103062909A (en) * 2013-02-06 2013-04-24 苏巨诗 Intelligent water-saving tap
CN103216944A (en) * 2013-05-10 2013-07-24 苏州科技学院 Water saving system of domestic water heater and control method
CN103277896A (en) * 2013-06-20 2013-09-04 苏州翔箭智能科技有限公司 Water circulation system for water heater
CN103277896B (en) * 2013-06-20 2016-03-02 苏州翔箭智能科技有限公司 A kind of water circulation system for water heater
CN111238024A (en) * 2014-12-17 2020-06-05 伊麦克斯公司 Water tank-free electric water heater
CN105571135A (en) * 2015-12-04 2016-05-11 青岛工学院 Intelligent water-saving device for domestic water heater
CN108779923A (en) * 2015-12-14 2018-11-09 兹比格涅夫·塔德乌什·恰尔科 domestic hot water supply connection station
CN105674547A (en) * 2016-04-06 2016-06-15 成都金鼎恒信科技有限公司 Intelligent-circulating fuel gas water heater
CN106224619A (en) * 2016-08-31 2016-12-14 开平市水口镇濠门卫浴厂 A kind of water-saving tap
CN106969495A (en) * 2017-03-06 2017-07-21 熊雄 Intelligent constant-temperature water-saving water heater and control method
CN107202425A (en) * 2017-04-17 2017-09-26 新奥泛能网络科技股份有限公司 Water heater end adjusting means and the water heater components with it
CN107131652A (en) * 2017-04-28 2017-09-05 江苏大学 A kind of general ejector type hot-water heating system water saving fixtures
CN109442758A (en) * 2018-10-30 2019-03-08 汪继德 A kind of environment-friendly type water processing unit
CN109442758B (en) * 2018-10-30 2020-11-03 浙江利丰电器股份有限公司 Environment-friendly water treatment facilities
CN110207402A (en) * 2019-05-31 2019-09-06 浙江大学 A kind of energy saving throttle system and control method of water heater
CN112833546A (en) * 2020-05-15 2021-05-25 青岛经济技术开发区海尔热水器有限公司 External pressurization system of water heater, control method and water heater with external pressurization system
CN113203199A (en) * 2021-04-27 2021-08-03 上海交通大学 Intelligent cold water backflow temperature-regulating and flow-controlling device

Similar Documents

Publication Publication Date Title
CN102401471A (en) Backflow type water saving device
CN202371888U (en) Backflow type water saving device
CN105387629A (en) Constant-temperature type gas water heater and control method
CN203375743U (en) Cold water flow-back device for solar water heater
CN201885402U (en) Energy-saving and cyclic control system for water heater
CN108088069A (en) A kind of energy saving gas burning water heater for possessing pre- hot function, heating system and method
CN110440443A (en) A kind of water-heater system
CN109812978A (en) A kind of water heater cold water reflux unit and the control method that flows back
CN202361638U (en) Cold water circulating type electric water heater
CN106288335A (en) A kind of electric heater
CN201607002U (en) Household energy-saving water heater
CN105698368A (en) Water boiler and control method thereof
CN202328503U (en) Straight-line recovery water-saving device
CN103994495A (en) Water storage type energy-saving system and energy-saving method
CN102563873B (en) Cold water circulation type electric water heater
CN205619573U (en) Mobile control system of hot and cold water
CN108775618A (en) A kind of solar energy cooperation electric heating energy-storage formula heating system
CN211575519U (en) Electric water heater with hot water circulation function
CN203489488U (en) Waterway system for gas heating water furnace
CN204420287U (en) A kind of water-saving Cold-hot water valve door assembly
CN201218591Y (en) Instant heating type water heater
CN207540175U (en) Full-automatic energy-saving hot water cyclesystem
CN203731545U (en) Water-storage type energy saving system
CN205825474U (en) A kind of automatic regulating device for solar water heater
CN203686343U (en) Instant heating type water tap

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20120404