CN201983421U - Water heater with water return function - Google Patents

Water heater with water return function Download PDF

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Publication number
CN201983421U
CN201983421U CN2010206764355U CN201020676435U CN201983421U CN 201983421 U CN201983421 U CN 201983421U CN 2010206764355 U CN2010206764355 U CN 2010206764355U CN 201020676435 U CN201020676435 U CN 201020676435U CN 201983421 U CN201983421 U CN 201983421U
Authority
CN
China
Prior art keywords
water
hot water
pipeline
backwater
temperature
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.)
Expired - Fee Related
Application number
CN2010206764355U
Other languages
Chinese (zh)
Inventor
张建成
苗文凭
申卫红
刘茂春
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.)
Dongguan Langow Environmental Protection & Energy-Saving Technology Co Ltd
Original Assignee
Dongguan Langow Environmental Protection & Energy-Saving 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 Dongguan Langow Environmental Protection & Energy-Saving Technology Co Ltd filed Critical Dongguan Langow Environmental Protection & Energy-Saving Technology Co Ltd
Priority to CN2010206764355U priority Critical patent/CN201983421U/en
Application granted granted Critical
Publication of CN201983421U publication Critical patent/CN201983421U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to the technical field of water heaters, in particular to a water heater with a water return function, which comprises a main engine and a water tank. The inside of the water tank is provided with a cold water inlet and a hot water outlet; the hot water outlet of the water tank is connected with a hot water pipeline; the main engine is provided with a main controller used for controlling hot water supply; the hot water pipeline is provided with a temperature sensor used for detecting the water temperature; the temperature sensor is electrically connected with the detection signal input end of the main controller; the water tank is also provided with a water return inlet; a pipeline communicated between the water return inlet and the hot water pipeline is provided with a water return pump; and the water return pump is electrically connected with the control signal output end of the main controller. When the temperature of the residual water in the hot water pipeline is detected to be lower than the temperature required by users by the main controller through the temperature sensor when the water heater with the water return function is in use, the water return pump can be automatically controlled to start by the main controller to pump the residual water in the hot water pipeline back to the water tank to realize cycle use, thus achieving the purpose of saving water resources.

Description

Water heater with backwater function
Technical field
The utility model relates to the water heater technology, relates in particular to a kind of water heater with backwater function.
Background technology
At present, water heater generally comprises main frame, water tank, and parameters such as the water temperature of main frame by detecting water tank, water level are controlled the inflow of cold water and the outflow of hot water.As air-source water heater, it is by main frame heat exchange working medium pressurization back to be formed high-temperature high-pressure state, and deliver in the water tank by heat(ing) coil, so, heat exchange working medium is carried out exchange heat by the water in heat(ing) coil and the water tank, thereby the water in the heating water tank is to suitable temperature, and the hot water outlet by water tank flows out to hot water pipeline again, uses for the user.But; because water heater is after use; usually can remain some hot water in its hot water pipeline; if the user uses the water heater hot-water supply next time; it has been at interval the long period; used and remaining hot water can be lowered the temperature and become cold water last time in the hot water pipeline so, and the user can bleed off this part cold water usually and cause the waste at water source.
Summary of the invention
The purpose of this utility model is to provide a kind of water heater with backwater function of saving the water source at the deficiencies in the prior art.
The purpose of this utility model realizes by following technical measures: a kind of water heater with backwater function, it includes main frame, water tank, water tank is provided with cooling water inlet, hot water outlet, the hot water outlet of water tank is connected with hot water pipeline, main frame is provided with the master controller that is used to control the hot water supply, described hot water pipeline is provided with the temperature sensor that is used to detect water temperature, and temperature sensor is electrically connected with the detection signal input of master controller; Water tank also is provided with the backwater import, and the pipeline of UNICOM is provided with back water pump between backwater import and the hot water pipeline, and back water pump is electrically connected with the control signal output of master controller.
Described temperature sensor is a thermistor (temperature) sensor.
Further comprise the backwater key, the backwater key is electrically connected with the control signal input of master controller.
Described master controller is a singlechip controller.
Described singlechip controller adopts the ARM single-chip microcomputer.
The delivery port of described hot water pipeline is connected with fountain head.
The utility model beneficial effect is: the utility model includes main frame, water tank, water tank is provided with cooling water inlet, hot water outlet, the hot water outlet of water tank is connected with hot water pipeline, main frame is provided with the master controller that is used to control the hot water supply, hot water pipeline is provided with the temperature sensor that is used to detect water temperature, and temperature sensor is electrically connected with the detection signal input of master controller; Water tank also is provided with the backwater import, and the pipeline of UNICOM is provided with back water pump between backwater import and the hot water pipeline, and back water pump is electrically connected with the control signal output of master controller.In use, when master controller detects by temperature sensor that the water temperature of remaining water is lower than the required temperature of user in the hot water pipeline, master controller control automatically starts back water pump, remaining water in the hot water pipeline is drawn back in the water tank, realization recycles, thereby reaches the purpose of saving the water source.
Description of drawings
Fig. 1 is a kind of structural representation with water heater of backwater function of the utility model.
Fig. 2 is a kind of control frame principle figure with water heater of backwater function of the utility model.
In Fig. 1 and Fig. 2, include:
1---main frame 2---water tank
21---cooling water inlet 22---hot water outlet
23---backwater import 3---hot water pipeline
4---master controller 5---temperature sensor
6---back water pump 7---backwater key
8---fountain head.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is further described.
A kind of water heater of the present utility model with backwater function, as shown in Figure 1, 2, include main frame 1, water tank 2, water tank 2 is provided with cooling water inlet 21, hot water outlet 22, cooling water inlet 21 is used to flow into cold water, as running water, hot water outlet 22 is used to flow out the hot water that has been heated to the user's request temperature; The hot water outlet 22 of water tank 2 is connected with hot water pipeline 3, makes hot water flow out to hot water pipeline 3 by hot water outlet 22; Main frame 1 is provided with the master controller 4 that is used to control the hot water supply, and promptly whether master controller 4 can be controlled the hot water that reaches the user's request temperature and flowed out by hot water outlet 22; Hot water pipeline 3 is provided with the temperature sensor 5 that is used to detect water temperature, temperature sensor 5 is electrically connected with the detection signal input of master controller 4, the temperature of water is converted to the signal of telecommunication and inputs to master controller 4 in the hot water pipeline 3 that temperature sensor 5 can collect detection; Water tank 2 also is provided with backwater import 23, and the pipeline of UNICOM is provided with back water pump 6 between backwater import 23 and the hot water pipeline 3, and back water pump 6 can be drawn back remaining water in the hot water pipeline 3, and flows into recovery tank 2 again by backwater import 23; Back water pump 6 is electrically connected with the control signal output of master controller 4, makes master controller 4 can start or stop back water pump 6.
Temperature sensor 5 is a thermistor (temperature) sensor, thermistor (temperature) sensor has can measure advantages such as interior among a small circle temperature, rate of change are big, intrinsic resistance is big, certainly, described temperature sensor 5 also can adopt the temperature sensor of other type, is not limited only to thermistor (temperature) sensor.
The utility model further comprises backwater key 7, backwater key 7 is electrically connected with the control signal input of master controller 4, backwater key 7 is used for manually, and control starts or stops back water pump 6, when the user clicks backwater key 7,4 of master controllers can start 6 pairs of hot water pipelines 3 of back water pump at once and draw water, when the user can click backwater key 7 again, 4 of master controllers can be controlled back water pump 6 and quit work; Certainly, master controller 4 also can adopt the pattern of automatic time delay, and for example: after master controller 4 controls started back water pump 6, time-delay certain hour (as 20 seconds) was controlled back water pump 6 more automatically and quit work.
Master controller 4 is a singlechip controller, and wherein, singlechip controller adopts ARM(ARM company) single-chip microcomputer, advantages such as it is powerful, alternative strong that the ARM single-chip microcomputer has, certainly, described singlechip controller also can adopt the single-chip microcomputer of other type, is not limited only to the ARM single-chip microcomputer.
The delivery port of hot water pipeline 3 is connected with fountain head 8, one end of hot water pipeline 3 is connected with the hot water outlet 22 of water tank 2, the other end of hot water pipeline 3 is connected with fountain head 8, makes the hot water that hot water outlet 22 flows out be delivered to fountain head 8 by hot water pipeline 3, uses for the user.
The utility model in use, when the water temperature that detects remaining water in the hot water pipeline 3 by temperature sensor 5 when master controller 4 is lower than the required temperature of user, master controller 4 control automatically starts back water pump 6, earlier remaining water in the hot water pipeline 3 is drawn back in the water tank 2, controlling the hot water that reaches the user's request temperature in the water tank 2 is again flowed out by hot water outlet 22, use for the user,, reach the purpose of saving the water source to realize that remaining water recycles in the hot water pipeline 3; When the water temperature that detects remaining water in the hot water pipeline 3 by temperature sensor 5 when master controller 4 was equal to or higher than the required temperature of user, master controller 4 can not start back water pump 6, and water heater is normally used, and promptly controls the hot water regular supply.
Should be noted that at last; above embodiment is only in order to the explanation the technical solution of the utility model; but not to the restriction of the utility model protection domain; although the utility model has been done to explain with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can make amendment or be equal to replacement the technical solution of the utility model, and not break away from the essence and the scope of technical solutions of the utility model.

Claims (6)

1. water heater with backwater function, it includes main frame, water tank, water tank is provided with cooling water inlet, hot water outlet, the hot water outlet of water tank is connected with hot water pipeline, main frame is provided with the master controller that is used to control the hot water supply, it is characterized in that: described hot water pipeline is provided with the temperature sensor that is used to detect water temperature, and temperature sensor is electrically connected with the detection signal input of master controller; Water tank also is provided with the backwater import, and the pipeline of UNICOM is provided with back water pump between backwater import and the hot water pipeline, and back water pump is electrically connected with the control signal output of master controller.
2. the water heater with backwater function according to claim 1 is characterized in that: described temperature sensor is a thermistor (temperature) sensor.
3. the water heater with backwater function according to claim 1 is characterized in that: further comprise the backwater key, the backwater key is electrically connected with the control signal input of master controller.
4. the water heater with backwater function according to claim 1 is characterized in that: described master controller is a singlechip controller.
5. the water heater with backwater function according to claim 4 is characterized in that: described singlechip controller adopts the ARM single-chip microcomputer.
6. according to any described water heater with backwater function of claim 1 to 5, it is characterized in that: the delivery port of described hot water pipeline is connected with fountain head.
CN2010206764355U 2010-12-23 2010-12-23 Water heater with water return function Expired - Fee Related CN201983421U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010206764355U CN201983421U (en) 2010-12-23 2010-12-23 Water heater with water return function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010206764355U CN201983421U (en) 2010-12-23 2010-12-23 Water heater with water return function

Publications (1)

Publication Number Publication Date
CN201983421U true CN201983421U (en) 2011-09-21

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010206764355U Expired - Fee Related CN201983421U (en) 2010-12-23 2010-12-23 Water heater with water return function

Country Status (1)

Country Link
CN (1) CN201983421U (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102514590A (en) * 2011-12-21 2012-06-27 唐山轨道客车有限责任公司 Water supply system of railway vehicle
CN103411314A (en) * 2013-08-05 2013-11-27 广东美的暖通设备有限公司 Hot water machine backwater control component, hot water machine and backwater control method thereof
CN106247623A (en) * 2016-07-21 2016-12-21 Tcl空调器(中山)有限公司 Hot water machine and control method thereof
CN106322792A (en) * 2016-09-19 2017-01-11 上海海事大学 Water-saving type temperature regulating device of solar water heater
CN107576063A (en) * 2016-07-04 2018-01-12 青岛海尔新能源电器有限公司 The return water system and water heater of a kind of water heater
CN108444109A (en) * 2018-04-04 2018-08-24 隋金良 A kind of intelligent power saving hot water cycler and method
WO2018192258A1 (en) * 2017-04-19 2018-10-25 格力电器(武汉)有限公司 Water heater control method and device, water heater, and control system

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102514590A (en) * 2011-12-21 2012-06-27 唐山轨道客车有限责任公司 Water supply system of railway vehicle
CN103411314A (en) * 2013-08-05 2013-11-27 广东美的暖通设备有限公司 Hot water machine backwater control component, hot water machine and backwater control method thereof
CN103411314B (en) * 2013-08-05 2016-05-11 广东美的暖通设备有限公司 Hot water machine backwater control assembly, hot water machine and backwater control method thereof
CN107576063A (en) * 2016-07-04 2018-01-12 青岛海尔新能源电器有限公司 The return water system and water heater of a kind of water heater
CN106247623A (en) * 2016-07-21 2016-12-21 Tcl空调器(中山)有限公司 Hot water machine and control method thereof
CN106247623B (en) * 2016-07-21 2019-06-07 Tcl空调器(中山)有限公司 Hot water machine and its control method
CN106322792A (en) * 2016-09-19 2017-01-11 上海海事大学 Water-saving type temperature regulating device of solar water heater
WO2018192258A1 (en) * 2017-04-19 2018-10-25 格力电器(武汉)有限公司 Water heater control method and device, water heater, and control system
CN108444109A (en) * 2018-04-04 2018-08-24 隋金良 A kind of intelligent power saving hot water cycler and method

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C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110921

Termination date: 20111223