CN102155783B - Liquid heating device and method - Google Patents

Liquid heating device and method Download PDF

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Publication number
CN102155783B
CN102155783B CN 201110080432 CN201110080432A CN102155783B CN 102155783 B CN102155783 B CN 102155783B CN 201110080432 CN201110080432 CN 201110080432 CN 201110080432 A CN201110080432 A CN 201110080432A CN 102155783 B CN102155783 B CN 102155783B
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water
container body
delivery port
controller
temperature
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CN102155783A (en
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林小艺
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Midea Group Co Ltd
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Midea Group Co Ltd
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Abstract

The invention discloses a liquid heating device and method. The device comprises a controller, a container body, a heater, a water tank, a water outlet nozzle and a temperature sensor, wherein the container body is provided with a water inlet and a water outlet; the heater is arranged at the bottom of the container body; the water tank is connected with the water inlet of the container body; the water outlet nozzle is connected with the water outlet of the container body; a pipeline of the container body, connected with the water tank, is provided with a water pump; the water outlet of the container body is connected with a water receiving box; an electromagnetic valve is arranged between the water receiving box or the water outlet nozzle and the water outlet of the container body; the temperature sensor is used for detecting the temperature of inflow water; the controller is electrically connected with the temperature sensor; and the electromagnetic valve is opened or closed according to a signal transmitted by the controller. The electromagnetic valve is controlled by the controller, so that water which is not boiled at the starting moment or waste water can be drained into the water receiving box, and the temperature of outflow water from a heating cavity can reach an initially set temperature at different temperatures of inflow water; and the liquid heating device is convenient to use, has a simple structure and has accuracy in temperature control.

Description

A kind of liquid heating and heating means thereof
Technical field
The present invention relates to a kind of liquid heating and heating means thereof, relate in particular to Instant heating type liquid heating and heating means thereof.
Background technology
Present liquid heating does not have the residual water discharge function, and the residual water in the heating chamber can't be got rid of totally.If long-time not use, the residual water in liquid heating the inside can go bad, and affects hygienic quality, also has simultaneously the repeatedly problem of heating.Such as the disclosed a kind of electric heater of Chinese patent literature bulletin CN101639284A, it comprises control circuit, water tank, water pump, with thick film heater and the faucet of water inlet and delivery port, water tank is connected water pipe with water pump and connects, the delivery port of water pump is connected with the water inlet of thick film heater, the delivery port of thick film heater is connected with faucet, be provided with water return pipeline between the delivery port of thick film heater and the water tank, water return pipeline is provided with the effluent recycling gauge tap.Like this, when water that heated water uses more than needs, unnecessary water can flow in the water tank by effluent recycling gauge tap and water return pipeline, pump into Repeat-heating use in the thick film heater by water pump again when needs use.Therefore, the shortcoming of this structure is: the water that refluxes from heating chamber after the heating directly is back to the water tank, can affect the water quality in the water tank.
In addition, because inflow temperature is different, also there is the extremely inaccurate problem of temperature control in present liquid heating; For winter or summer, all use same heating means and add heat flow, the temperature contrast that causes obtaining at last liquid is very big, even error is greater than 15 degree.
Summary of the invention
The first technical problem that the present invention will solve is to overcome above-mentioned the deficiencies in the prior art, provide a kind of easy to use, simple in structure, can with start just the beginning and end by boiled water or discharge of wastewater to water spilage tray, the liquid heating of avoiding secondary to hot plate.
The second technical problem that the present invention will solve provides accurately heating means of a kind of temperature control, can guarantee heating chamber under different inflow temperatures, and the leaving water temperature of heating chamber can both reach the temperature of initial setting.
For solving above-mentioned the first technical problem, the technical solution used in the present invention is: a kind of liquid heating, comprise controller, be provided with water inlet is connected container body, the heater that is arranged on container body bottom, the water tank that is connected with the water inlet of container body, is connected with the delivery port of container body with delivery port faucet, be provided with water pump on described container body and the pipeline that water tank is connected, wherein: the delivery port of described container body also is connected with water spilage tray, is provided with magnetic valve between described water spilage tray or faucet and the container body delivery port; Described heater also comprises the temperature sensor that detects inflow temperature, and described controller is electrically connected with temperature sensor, and magnetic valve is according to the unblanking of described controller transmission or close.
For solving above-mentioned the second technical problem, the technical solution used in the present invention is:
A kind of liquid-heating method for the aforesaid liquid heater, described magnetic valve is arranged between water spilage tray and the container body delivery port, and the method comprises the steps:
(1) fiducial temperature of the required heating of setting liquid heating;
(2) the work button of trigger controller;
(3) water pump is started working, and temperature sensor detects inflow temperature, and to controller, controller is adjusted the working flow of water pump according to the fiducial temperature of setting and the difference of detected temperatures with detected temperature feedback;
(4) 1 to 10 second internal heater is started working behind the pump working;
When (5) heater is started working, be communicated with water spilage tray by the delivery port of water valve with container body, close simultaneously being communicated with of delivery port and faucet;
(6) heater was started working 1 to 30 second, by the delivery port of water valve closing containers body and being communicated with of water spilage tray, opened simultaneously being communicated with of delivery port and faucet;
(7) trigger controller quits work, and heating process finishes.
A kind of liquid-heating method for the aforesaid liquid heater, described magnetic valve is arranged between faucet and the container body delivery port, and the method comprises the steps:
(1) fiducial temperature of the required heating of setting liquid heating;
(2) the work button of trigger controller;
(3) water pump is started working, and temperature sensor detects inflow temperature, and with detected temperature feedback to controller, controller is according to the fiducial temperature of setting and the difference of detected temperatures, the working flow of adjustment water pump;
(4) 1 to 10 second internal heater is started working behind the pump working;
When (5) heater is started working, by magnetic valve delivery port and the faucet of container body are closed delivery port and water spilage tray automatic switching on;
(6) heater was started working 1 to 30 second, and by the delivery port of magnetic valve openable container body and being communicated with of faucet, delivery port and water spilage tray cut off automatically;
(7) trigger controller quits work, and heating process finishes.
In the said method, preferably, 5 seconds internal heaters are started working behind the described pump working.
The detected temperatures of described temperature sensor is directly proportional with the operating voltage of water pump.
The detected temperatures of described temperature sensor is directly proportional with the operating frequency of water pump.
The difference of the detected temperatures that described temperature sensor records and the fiducial temperature of setting was directly proportional with delivery port and the time that is communicated with of water spilage tray of container body.
Preferably, behind the work button of trigger controller, the time that is communicated with of the delivery port of container body and water spilage tray was greater than 2 seconds.Residual waste water and first beginning and end of startup can be expelled in the water spilage tray by boiled water like this.
The invention has the beneficial effects as follows: adopt liquid heating of the present invention and heating means thereof, by the control of controller to magnetic valve, can with start just the beginning and end by boiled water or discharge of wastewater to water spilage tray, and can guarantee that heating chamber is under different inflow temperatures, the leaving water temperature of heating chamber can both reach the temperature of initial setting, and is easy to use, simple in structure, temperature control is accurate.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention 1 liquid heating.
Fig. 2 is the structural representation of the embodiment of the invention 2 liquid heating.
Fig. 3 is the control flow chart of liquid-heating method of the present invention.
The specific embodiment
Below in conjunction with drawings and Examples the present invention is further elaborated.
Embodiment 1: referring to Fig. 1, Fig. 3, disclosed liquid heating among Fig. 1 can be applied on the instant electric kettle.This device comprises container body 1, thick film heater 2, water tank 5, faucet 6, water spilage tray 8.Container body 1 is positioned at the top of instant electric kettle, and the bottom, side of container body 1 is provided with water inlet 1a, and the bottom is provided with delivery port 1b, and the water inlet 1a of container body 1 is connected with water tank 5, is provided with water pump 7 on its connecting pipe.Thick film heater 2 is located at the bottom of container body 1.Be provided with air deflector 3 in the container body 1, air deflector 3 is mainly used in the liquid that enters in the container body 1 is carried out water conservancy diversion, to prolong the time of contact of liquid and thick film heater 2.Air deflector 3 tops are provided with air deflector lid 4, and air deflector lid 4 is provided with steam hole 41.Water spilage tray 8 is arranged at the bottom of instant electric kettle, and the delivery port 1b of container body 1 and water spilage tray 8 are connected by pipeline, are provided with magnetic valve 9 on its connecting pipe.In addition, near all right set temperature sensor in the appropriate location water inlet 1a of container body 1, to detect inflow temperature, and water temperature signal is sent to the controller of instant electric kettle, controller will be converted to corresponding control signal according to temperature signal and send to respectively water pump 7 or magnetic valve 9, the unlatching of control magnetic valve 9 or close and the duty of water pump 7.And the difference of the detected temperatures that records according to temperature sensor and the fiducial temperature of setting is controlled the time that the delivery port of container body is communicated with water spilage tray.
Container body 1 top is provided with container body lid 11, and container body covers 11 belows and is provided with steam (vapor) outlet 12, and steam hole 41 is communicated with steam (vapor) outlet 12.
The heating means of embodiment 1 are: at first preseting the fiducial temperature of required heating, is 100 degree as drinking water generally, then comes the work button of trigger controller by artificial or control signal; At this moment, water pump is started working, and temperature sensor detects near the water temperature the water inlet, and the water temperature situation is fed back to controller, and controller is adjusted rapidly the flow of water pump according to the fiducial temperature that sets.And the inflow temperature that temperature sensor records is lower, and the operating voltage of water pump is just lower.The inflow temperature that temperature sensor records is lower, and the operating frequency of water pump is just lower.Heater is started working (can to determine the suitable time according to the volume size of container body, such as 5 seconds) within 1~10 second time behind the pump working; When heater was started working, controller was communicated with water spilage tray by the delivery port of control magnetic valve 9 with container body, and Lifetime reached the water that is not heated to fiducial temperature greater than 2 seconds to discharge residual water.Close simultaneously being communicated with of delivery port and faucet.The upper limit of Lifetime also was to determine time of being fit to according to the volume size of container body, such as 3 seconds etc.Heater works on, and this Time Controller with the delivery port of closing containers body and being communicated with of water spilage tray, is opened being communicated with of delivery port and faucet by control magnetic valve 9 simultaneously.At last, quit work by automatic trigger controller behind external force or the arrival setting-up time (such as 30 seconds), heating process finishes.
Embodiment 2: referring to Fig. 2, Fig. 3, magnetic valve 9 is arranged between faucet and the container body delivery port, and heating means are: when heater is started working, by magnetic valve 9 delivery port and the faucet of container body are closed delivery port and water spilage tray automatic switching on; Heater was started working 1 to 30 second, and by the delivery port of magnetic valve 9 openable container bodies and being communicated with of faucet, delivery port and water spilage tray cut off automatically; It is identical with embodiment 1 that all the other do not state part.
Wherein, the temperature that temperature sensor records is larger with the difference of the fiducial temperature that sets, and then the delivery port of container body is just longer with the time that is communicated with of water spilage tray, because need the first beginning and end of the startup of discharge more by boiled water.

Claims (6)

1. the heating means of a liquid heating, this liquid heating comprises controller, be provided with water inlet is connected container body (1), the heater (2) that is arranged on container body (1) bottom, the water tank (5) that is connected with the water inlet of container body (1), is connected with the delivery port of container body (1) with delivery port faucet (6), be provided with water pump on described container body and the pipeline that water tank is connected, the delivery port of described container body also is connected with water spilage tray, is provided with magnetic valve (9) between described water spilage tray or faucet and the container body delivery port; Described heater also comprises the temperature sensor that detects inflow temperature, and described controller is electrically connected with temperature sensor, and magnetic valve (9) is according to the unblanking of described controller transmission or close, and it is characterized in that:
When described magnetic valve (9) was arranged between water spilage tray and the container body delivery port, described heating means comprised the steps:
(1) fiducial temperature of the required heating of setting liquid heating;
(2) the work button of trigger controller;
(3) water pump is started working, and temperature sensor detects inflow temperature, and with detected temperature feedback to controller, controller is according to the fiducial temperature of setting and the difference of detected temperatures, the working flow of adjustment water pump;
(4) 1 to 10 second internal heater is started working behind the pump working;
When (5) heater is started working, be communicated with water spilage tray by the delivery port of magnetic valve (9) with container body, close simultaneously being communicated with of delivery port and faucet;
(6) heater was started working 1 to 30 second, by the delivery port of magnetic valve (9) closing containers body and being communicated with of water spilage tray, opened simultaneously being communicated with of delivery port and faucet;
(7) trigger controller quits work, and heating process finishes;
When described magnetic valve (9) was arranged between faucet and the container body delivery port, described heating means comprised the steps:
(1) fiducial temperature of the required heating of setting liquid heating;
(2) the work button of trigger controller;
(3) water pump is started working, and temperature sensor detects inflow temperature, and with detected temperature feedback to controller, controller is according to the fiducial temperature of setting and the difference of detected temperatures, the working flow of adjustment water pump;
(4) 1 to 10 second internal heater is started working behind the pump working;
When (5) heater is started working, by magnetic valve (9) delivery port and the faucet of container body are closed delivery port and water spilage tray automatic switching on;
(6) heater was started working 1 to 30 second, and by the delivery port of magnetic valve (9) openable container body and being communicated with of faucet, delivery port and water spilage tray cut off automatically;
(7) trigger controller quits work, and heating process finishes.
2. liquid-heating method according to claim 1, it is characterized in that: 5 seconds internal heaters are started working behind the described pump working.
3. liquid-heating method according to claim 1, it is characterized in that: the detected temperatures of described temperature sensor is directly proportional with the operating voltage of water pump.
4. liquid-heating method according to claim 1, it is characterized in that: the detected temperatures of described temperature sensor is directly proportional with the operating frequency of water pump.
5. heating means according to claim 1, it is characterized in that: the difference of the detected temperatures that described temperature sensor records and the fiducial temperature of setting was directly proportional with delivery port and the time that is communicated with of water spilage tray of container body.
6. liquid-heating method according to claim 1 is characterized in that: behind the work button of trigger controller, the time that is communicated with of the delivery port of container body and water spilage tray was greater than 2 seconds.
CN 201110080432 2011-03-31 2011-03-31 Liquid heating device and method Active CN102155783B (en)

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104541827A (en) * 2013-10-26 2015-04-29 林天国 Method for transplanting cabbage seedlings in awning

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109179306A (en) * 2017-03-25 2019-01-11 李明明 beverage container
CN108001802A (en) * 2017-03-25 2018-05-08 聂世林 The application method of beverage container carrier
CN109512282A (en) * 2017-04-08 2019-03-26 沈娟 A method of preparing beverage
CN114251833B (en) * 2021-08-24 2023-03-31 佛山市顺德区美的饮水机制造有限公司 Instantaneous heating device, regulation and control method and regulation and control device thereof, water treatment device and medium

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CN201401948Y (en) * 2009-04-29 2010-02-10 海尔集团公司 Anti-freezing drainage device of water heater
CN201488240U (en) * 2009-09-02 2010-05-26 美的集团有限公司 Heating device of electric heater with internal residual water easy to discharge
CN101726091A (en) * 2009-11-06 2010-06-09 美的集团有限公司 Electric heating device for rapidly heating water to boiling and heating method thereof

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Cited By (1)

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Publication number Priority date Publication date Assignee Title
CN104541827A (en) * 2013-10-26 2015-04-29 林天国 Method for transplanting cabbage seedlings in awning

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Address after: 528311 Guangdong, Foshan, Beijiao, the United States, the United States and the United States on the avenue of the United States, the headquarters of the United States building B floor, District, 26-28

Applicant after: MIDEA GROUP Co.,Ltd.

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