CN103471247A - Gas water heater - Google Patents
Gas water heater Download PDFInfo
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- CN103471247A CN103471247A CN2013103852051A CN201310385205A CN103471247A CN 103471247 A CN103471247 A CN 103471247A CN 2013103852051 A CN2013103852051 A CN 2013103852051A CN 201310385205 A CN201310385205 A CN 201310385205A CN 103471247 A CN103471247 A CN 103471247A
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Abstract
The invention discloses a gas water heater which comprises a heat exchanger and a descaling device. The heat exchanger is provided with a water inlet pipe and a water outlet pipe, the descaling device is arranged on the water inlet pipe and is provided with a descaling agent cavity, the descaling agent cavity is communicated with the water inlet pipe, and a waterway switch is arranged on a communication pipeline between the descaling agent cavity and the water inlet pipe. The gas water heater has the advantages that when a pipeline self-cleaning mode is started, descaling agents in the descaling agent cavity flow into pipelines of the gas water heater along with water flow in the water inlet pipe, so that the purpose of cleaning scale adhered on the inner walls of the pipelines can be achieved, the heat exchange efficiency of the gas water heater can be improved, the quality of water can be enhanced, and the healthfulness and the safety of the bathing water can be guaranteed; the gas water heater further has a high-temperature pipeline sterilization function, so that the cleanliness of the pipelines can be further improved, and the healthfulness and the safety of the bathing water can be further guaranteed.
Description
Technical field
The present invention relates to the gas heater technical field, especially relate to a kind of gas heater with line clear device.
Background technology
Owing to containing calcium, magnesium plasma in daily water consumption, therefore calcium, magnesium ion when being heated easily and the acid ion in water be combined into the material of indissoluble, cohere on the inwall of gas heater pipeline, thereby formation incrustation scale, after particularly the inwall of the heat exchanger tube of heat exchanger has incrustation scale, can cause on the heat exchange efficiency of gas heater great impact.The long accumulation of incrustation scale also can blocking pipeline, and what also may cause gas heater when serious scraps or occur serious accident.In addition, cohering incrustation scale on the water heater tube wall also can breed bacteria, polluted water, thus the healthy of user impacted.
Summary of the invention
Main purpose of the present invention is to provide a kind of gas heater with line clear device, is intended to realize the regular heat exchange efficiency of incrustation scale in pipeline being removed to improve gas heater, improves water quality simultaneously, guarantees that bath water is healthy and safe.
To achieve these objectives, the present invention proposes a kind of gas heater, it comprises the heat exchanger with water inlet pipe and outlet pipe, described gas heater also comprises the apparatus for eliminating sludge be arranged on described water inlet pipe, this apparatus for eliminating sludge is provided with the scale remover chamber be communicated with described water inlet pipe, between the connecting pipeline between described scale remover chamber and described water inlet pipe, is provided with the water route switch.
Preferably, described gas heater also comprises the Venturi tube be communicated with described water inlet pipe, and described scale remover chamber is communicated with described Venturi tube.
Preferably, described Venturi tube comprises the conducting connecting portion that flows into end, outflow end and the described inflow end of conducting and described outflow end, described conducting connecting portion arranges a via, and described scale remover chamber is communicated with the via that described conducting connecting portion arranges by a pipeline.
Preferably, described gas heater also comprises check valve or the Buffer Pool on the connecting pipeline be arranged between described scale remover chamber and described water inlet pipe.
Preferably, described gas heater also comprises the water-way conversion device be arranged on described outlet pipe, and two interconvertible water stream channels that are communicated with described water-way conversion device.
Preferably, described gas heater also comprises the line clear control circuit; Described water-way conversion device comprises minute branching pipe be communicated with described outlet pipe, and the threeway electric control water valve that is arranged on described minute branching pipe and described outlet pipe connectivity part; Wherein, this line clear control circuit comprises: the controller be electrically connected to described threeway electric control water valve, this controller controls the described outlet pipe of described threeway electric control water valve conducting and cuts out described minute branching pipe, perhaps, close described minute branching pipe of described outlet pipe and conducting, or, close described outlet pipe and described minute branching pipe.
Preferably, described gas heater also comprises the line clear control circuit; Described water-way conversion device comprises minute branching pipe be communicated with described outlet pipe, and is arranged on the first magnetic valve on described outlet pipe, and is arranged on described minute the second magnetic valve on branching pipe; Wherein, this line clear control circuit comprises: the controller be electrically connected to described the first magnetic valve and described the second magnetic valve, this controller controls described the first magnetic valve and opens and control described the second closed electromagnetic valve with the described outlet pipe of conducting and cut out described minute branching pipe, perhaps, control described the first closed electromagnetic valve and control described the second magnetic valve and open to close described outlet pipe and described minute branching pipe of conducting, or, control described the first magnetic valve and described the second closed electromagnetic valve to close described outlet pipe and described minute branching pipe.
Preferably, described water route switch is the 3rd magnetic valve, described outlet pipe close and the state of branching pipe conducting in described minute under, described controller is controlled described the 3rd magnetic valve and is opened with the connecting pipeline between the described scale remover chamber of conducting and described water inlet pipe.
Preferably, described the first magnetic valve is normally open solenoid valve, and described the second magnetic valve and described the 3rd magnetic valve are normally closed solenoid valve.
Preferably, described line clear control circuit also comprises in the heat exchanger tube that is arranged on described heat exchanger the temperature sensor for detection of water flow temperature in described heat exchanger tube; Under the state of all closing at described outlet pipe and described minute branching pipe, when the water temperature detected when described temperature sensor reaches predetermined threshold value, described controller is controlled described minute branching pipe of described threeway electric control water valve conducting, or, control described the second magnetic valve and open with described minute branching pipe of conducting.
Preferably, described gas heater also comprises that at least one series connection is communicated with the filter on described water inlet pipe.
Preferably, described filter is provided with at least one deck and filters core.
Preferably, the described material of crossing filter core is cationic ion-exchange resin and/or active carbon.
A kind of gas heater provided by the present invention, be provided with the apparatus for eliminating sludge be communicated with water inlet pipe by the water inlet pipe at gas heater, when opening the self-cleaning pattern of pipeline, scale remover in the scale remover chamber flows in the pipeline of gas heater with the current in water inlet pipe, incrustation scale generation chemical reaction on scale remover and pipeline inner wall is to dissolve in incrustation scale in water, sewage in pipeline is discharged by minute branching pipe on the outlet pipe that is arranged on gas heater, therefore, realized will on pipeline inner wall, cohere the purpose removed of incrustation scale, thereby improved the heat exchange efficiency of gas heater, improved water quality simultaneously, guaranteed the healthy and safe of bath water.In addition, by closing outlet pipe, gas water heater working, and water in pipeline is heated to certain high temperature, and also can carry out high temperature sterilization to pipeline, further improve the cleannes of pipeline, guaranteed the healthy and safe of bath water.
The accompanying drawing explanation
Fig. 1 is the structural representation of gas heater the first embodiment of the present invention;
Fig. 2 is the structural representation of gas heater the second embodiment of the present invention;
Fig. 3 is the structural representation of gas heater of the present invention the 3rd embodiment;
Fig. 4 is the structural representation of apparatus for eliminating sludge mounting structure the first embodiment of the present invention;
Fig. 5 is the structural representation of apparatus for eliminating sludge mounting structure the second embodiment of the present invention;
Fig. 6 is the structural representation of apparatus for eliminating sludge mounting structure the 3rd embodiment of the present invention;
Fig. 7 is the structural representation of apparatus for eliminating sludge mounting structure the 4th embodiment of the present invention;
Fig. 8 is the structural representation of apparatus for eliminating sludge mounting structure the 5th embodiment of the present invention.
The realization of the object of the invention, functional characteristics and advantage, in connection with embodiment, are described further with reference to accompanying drawing.
The specific embodiment
Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
Referring to Fig. 1, Fig. 1 is the structural representation of gas heater the first embodiment of the present invention.
The gas heater that the present embodiment provides, it comprises burner 12, and, for the air inlet pipeline 13 of burner 12 for fuel gas, with the heat exchanger 10 of water inlet pipe 14 and outlet pipe 15, and is the smoke pipe 11 of burner 12 and heat exchanger 10 discharging waste gas.Described burner 12 is for heat exchanger 10 is heated, and heat exchanger 10 carries out the heat exchange processing for the current to heat exchanger 10 pipelines of flowing through, thereby realizes current are heated.Gas heater is in long-term use procedure, owing to containing calcium, magnesium plasma in water, the larger area of hardness of water particularly, calcium, magnesium ion when being heated easily and the acid ion in water be combined into the material of indissoluble, cohere on the inwall of gas heater pipeline and form incrustation scale, thereby reduce the heat exchange efficiency of hot gas water heater and pollute bath water, user's health is impacted.In order to remove the incrustation scale cohered in the gas heater pipeline, the gas heater of the present embodiment also comprises and (for example is arranged on water inlet pipe 14 ad-hoc location, water inlet pipe 14 is positioned at the position of casing 16 near casing 16 bottoms, perhaps, water inlet pipe 14 is positioned at the outer position near casing 16 bottoms of casing 16) apparatus for eliminating sludge 20, the preferred apparatus for eliminating sludge 20 of the present embodiment is arranged on water inlet pipe 14 and is positioned at the outer position near casing 16 bottoms of casing 16, thereby convenient user is operated apparatus for eliminating sludge 20, for example, add scale remover.This apparatus for eliminating sludge 20 is provided with the scale remover chamber be communicated with water inlet pipe 14, the scale remover chamber is for holding scale remover, the scale remover chamber has scale remover and adds mouth and scale remover flow export, add scale remover and the scale remover chamber is carried out to cleaning for convenient, the preferred scale remover chamber of the present embodiment is the box like structure removably connected with apparatus for eliminating sludge 20, and this box like structure can be connected with apparatus for eliminating sludge 20 by buckle structure or screw etc.Be provided with water route switch 60 between connecting pipeline between scale remover chamber and water inlet pipe 14, this water route switch 60 can be manual or automatically controlled water valve, thereby, when gas heater works, can realize the connecting pipeline between scale remover chamber and water inlet pipe 14 is cut off to guarantee that scale remover can not flow in bath water; When opening the self-cleaning pattern of pipeline, water route switch 60 is opened, thereby by the connecting pipeline conducting between scale remover chamber and water inlet pipe 14, scale remover flows in water inlet pipe 14 and, with the flow through pipeline of gas heater of current, the incrustation scale generation chemical reaction on scale remover and pipeline inner wall is to dissolve in incrustation scale in water and discharge.Therefore, realized will on pipeline inner wall, cohere the purpose removed of incrustation scale, thereby improved the heat exchange efficiency of gas heater, improved water quality simultaneously, guaranteed the healthy and safe of bath water.
Referring to Fig. 2 and Fig. 3, Fig. 2 is the structural representation of gas heater the second embodiment of the present invention; Fig. 3 is the structural representation of gas heater of the present invention the 3rd embodiment.
The gas heater that this enforcement provides, also comprise the water-way conversion device be arranged on outlet pipe 15, and two interconvertible water stream channels that are communicated with this water-way conversion device, when wherein water stream channel is the gas heater normal operation, for the hot water channel of bathing, another water stream channel is gas heater drainage channel for sewer while opening the self-cleaning pattern of pipeline.Can realize the mutual conversion of two water stream channels by water-way conversion device, conducting hot water channel and close drainage channel, or, close hot water channel and conducting drainage channel, or, all close hot water channel and drainage channel.When gas heater works, conducting hot water channel and close drainage channel, therefore can normally be taken a shower; When gas heater is opened the self-cleaning pattern of pipeline, first close hot water channel and conducting drainage channel, open the water route switch 60 on the connecting pipeline between scale remover chamber and water inlet pipe 14, scale remover flows in water inlet pipe 14 and with the flow through pipeline of gas heater of current, and when drainage channel there are flowing out, close drainage channel by water-way conversion device, make the incrustation scale on scale remover and pipeline inner wall chemical reaction fully occur so that incrustation scale is dissolved, and then the conducting drainage channel, make sewage discharge and pipeline-cleaning is clean.By at outlet pipe 15, setting up water-way conversion device, can make the scale remover and the incrustation scale that inject the gas heater pipeline there is sufficient chemical time, further improved descale effect.
Further, gas heater also comprises the line clear control circuit, when gas heater is opened the self-cleaning pattern of pipeline, this line clear control circuit carries out conducting or closing control for two water stream channels controlling water-way conversion device pair and be communicated with water-way conversion device; Referring to Fig. 2, water-way conversion device comprises minute branching pipe 30 be communicated with outlet pipe, and the threeway electric control water valve 40 that is arranged on minute branching pipe 30 and outlet pipe 15 connectivity parts.Wherein, this line clear control circuit comprises the controller be electrically connected to threeway electric control water valve 40, this controller is controlled threeway electric control water valve 40 conducting outlet pipes 15 and close fork water pipe 30, perhaps, close outlet pipe 15 and conducting and divide branching pipe 30, or, all close outlet pipe 15 and minute branching pipe 30.
In addition, being arranged on minute branching pipe 30 also can be by the first magnetic valve 51 be separately positioned on outlet pipe 15 with the threeway electric control water valve 40 of outlet pipe 15 connectivity parts, with the second magnetic valve 52 be arranged on minute branching pipe 30, substitute, the controller of line clear control circuit is electrically connected to the first magnetic valve 51 and the second magnetic valve 52 respectively.This controller controls the first magnetic valve 51 and opens and control the second magnetic valve 52 and cut out with conducting outlet pipe 15 and close fork water pipe 30, perhaps, control the first magnetic valve 51 and close and control that the second magnetic valve 52 opens to cut out outlet pipe 15 and conducting divides branching pipe 30, or, control the first magnetic valve 51 and the second magnetic valve 52 cuts out, to close outlet pipe 15 and a minute branching pipe 30 simultaneously.
When gas heater is opened the self-cleaning pattern of pipeline, first close outlet pipe 15 and conducting and divide branching pipe 30, open the water route switch 60 on the connecting pipeline between scale remover chamber and water inlet pipe 14, scale remover flows in water inlet pipe 14 and with the flow through pipeline of gas heater of current, and when a minute branching pipe 30 there are flowing out, by controlling threeway electric control water valve 40 close fork water pipes 30, make the incrustation scale on scale remover and pipeline inner wall chemical reaction fully occur so that incrustation scale is dissolved, and then conducting divides branching pipe 30, sewage is discharged and pipeline-cleaning is clean.Therefore, can make the scale remover and the incrustation scale that inject the gas heater pipeline there is sufficient chemical time, further improve descale effect.
Further, in order to improve the gas heater automaticity, water route switch 60 is the 3rd magnetic valve, close and divide under the state of branching pipe 30 conductings at outlet pipe 15, controller is controlled the 3rd magnetic valve and is opened with the connecting pipeline between conducting scale remover chamber and water inlet pipe 14, scale remover flows in water inlet pipe 14 and with the flow through pipeline of gas heater of current, incrustation scale generation chemical reaction on scale remover and pipeline inner wall is to dissolve in incrustation scale in water, then, sewage in pipeline is discharged from minute branching pipe 30, thereby realized will on pipeline inner wall, cohere the purpose removed of incrustation scale, improved the heat exchange efficiency of gas heater, improved water quality simultaneously, guaranteed the healthy and safe of bath water.
Further, in order to save electric energy, extend the service life of the first magnetic valve 51, the second magnetic valve 52 and the 3rd magnetic valve, the present embodiment preferably the first magnetic valve 51 is normally open solenoid valve, and the second magnetic valve 52 and the 3rd magnetic valve are normally closed solenoid valve.
In the present embodiment, realize gas heater have remove pipeline on the basis of function of incrustation scale, in order further to improve the cleannes of pipeline, pipeline is carried out to sterilizing, to guarantee the healthy and safe of bath water, the gas heater that the present embodiment provides also has the high temperature sterilization pattern.Particularly, the line clear control circuit also comprises in the heat exchanger tube that is arranged on heat exchanger the temperature sensor (not shown) for detection of water flow temperature in heat exchanger tube; Under the state of all closing at outlet pipe 15 and minute branching pipe 30, gas water heater working, water in pipeline is heated to certain high temperature, with the bacteria inactivation by pipeline, the water temperature detected when temperature sensor (for example reaches predetermined threshold value, 80 ℃) time, controller is controlled 40 conductings of threeway electric control water valve and is divided branching pipe 30, perhaps, controlling the second magnetic valve 52 opens with conducting and divides branching pipe 30, control the relevant apparatus of gas heater simultaneously and close burner 12 and cut off air inlet pipeline 13, thereby the hot water of high temperature is discharged.
Referring to Fig. 4, Fig. 4 is the structural representation of apparatus for eliminating sludge mounting structure the first embodiment of the present invention.
In the present embodiment, in order to make the scale remover in the scale remover chamber can only flow in water inlet pipe 14, and the current in water inlet pipe 14 can not flow into the scale remover chamber, the gas heater that the present embodiment provides, also comprise be arranged on scale remover chamber and water inlet pipe 14 connecting pipeline on check valve 70.
Referring to Fig. 5, Fig. 5 is the structural representation of apparatus for eliminating sludge mounting structure the second embodiment of the present invention.
In the present embodiment, be arranged on scale remover chamber and water inlet pipe 14 connecting pipeline on check valve 70 also can be substituted by Buffer Pool 80, the effect of Buffer Pool 80 is equivalent to check valve 70, make the scale remover in the scale remover chamber can only flow in water inlet pipe 14, and the current in water inlet pipe 14 can not flow into the scale remover chamber.
Referring to Fig. 6, Fig. 6 is the structural representation of apparatus for eliminating sludge mounting structure the 3rd embodiment of the present invention.
The gas heater that the present embodiment provides, also comprise the Venturi tube 90 be communicated with water inlet pipe 14, and the scale remover chamber is communicated with Venturi tube 90, this Venturi tube 90 (for example is arranged on ad-hoc location on water inlet pipe 14, water inlet pipe 14 is positioned at the position of casing 16 near casing 16 bottoms, perhaps, water inlet pipe 14 is positioned at the outer position near casing 16 bottoms of casing 16), Venturi tube 90 is communicated with water inlet pipe 14 is in parallel, the water inlet and the delivery port that are Venturi tube 90 all are connected on water inlet pipe 14, therefore can the flow of inlet water of gas heater not impacted.Wherein, this Venturi tube 90 comprises the conducting connecting portion 93 that flows into this inflow end 91 of end 91, outflow end 92 and conducting and outflow end 92, the conducting connecting portion 93 of Venturi tube 90 is provided with a via, the scale remover chamber by a pipeline (for example, copper pipe or plastic hose) with the via of these conducting connecting portion 93 settings, be communicated with, scale remover in the scale remover chamber injects Venturi tube 90 by this via, and then flows in the current in water inlet pipe 14.The inflow end 91 of Venturi tube 90, the caliber of outflow end 92 all is greater than the caliber of conducting connecting portion 93, therefore successively from flowing into end 91, the flow rate of water flow first increases and then decreases of conducting connecting portion 93 and outflow end 92 processes, flow rate of water flow maximum in conducting connecting portion 93, therefore form a negative pressuren zone in conducting connecting portion 93, thereby can produce certain suction-operated to the scale remover chamber be communicated with conducting connecting portion 93, when opening the water route switch 60 of connecting pipeline between scale remover chamber and water inlet pipe 14, scale remover in the scale remover chamber can inject Venturi tube 90 under the suction-operated of Venturi tube 90.
Referring to Fig. 7, Fig. 7 is the structural representation of apparatus for eliminating sludge mounting structure the 4th embodiment of the present invention.
In the present embodiment, on the basis of above-mentioned apparatus for eliminating sludge mounting structure the 3rd embodiment, gas heater also comprises the check valve 70 on the connecting pipeline be arranged between scale remover chamber and water inlet pipe 14, this check valve 70 specifically is arranged on the connecting pipeline between the conducting connecting portion 93 of scale remover chamber and Venturi tube 90, further guaranteed that the scale remover in the scale remover chamber can only flow in water inlet pipe 14, and the current in water inlet pipe 14 can not flow into the scale remover chamber.
Referring to Fig. 8, Fig. 8 is the structural representation of apparatus for eliminating sludge mounting structure the 5th embodiment of the present invention.
In the present embodiment, on the basis of above-mentioned apparatus for eliminating sludge mounting structure the 3rd embodiment, the check valve 70 be arranged on the connecting pipeline between the conducting connecting portion 93 of scale remover chamber and Venturi tube 90 also can be substituted by Buffer Pool 80, the effect of Buffer Pool 80 is equivalent to check valve 70, further guaranteed that the scale remover in the scale remover chamber can only flow in water inlet pipe 14, and the current in water inlet pipe 14 can not flow into the scale remover chamber.
It is emphasized that, Venturi tube has the various structures form, but it all has, make the flow velocity first increases and then decreases of the fluid by Venturi tube produce negative pressuren zone, utilize this specific character of Venturi tube can realize the scale remover in the scale remover chamber is injected to Venturi tube.Venturi tube in above-described embodiment is only a kind of better embodiment wherein, to one skilled in the art, with reference to above-mentioned explanation, based on invention thought of the present invention, can realize easily adopting the Venturi tube of other versions to substitute the Venturi tube of the present embodiment, therefore not to repeat here.
In the present embodiment, gas heater also comprises that at least one series connection is communicated with the filter (not shown) on water inlet pipe 14, therefore can carry out filtration, purification to bath water, prevents that pipeline from having incrustation scale, further guarantees the healthy and safe of bath water.This filter comprised that filter core and accommodating this crossed the filter cartridge of filter core, and the water inlet of filter cartridge is provided with delivery port and the adaptive fixed structure be connected of water inlet pipe 14, for example, and ring flange mounting structure or gas thread structure.
Further, in order to improve the filter effect of bath water, filter is provided with the multiple filtration core.
Further, for demineralized water, the material of crossing filter core is preferably cationic ion-exchange resin, and cationic ion-exchange resin can calcium, magnesium ion in water be combined, thereby reaches the purpose of absorption calcium, magnesium ion.Simultaneously, for activated water, crossing filter core can also be the combination of cationic ion-exchange resin and active carbon, by active carbon, to the water purification effect, further improves water quality.
It is emphasized that the explanation with reference to above-described embodiment, and can realize easily being provided with filter on the outlet pipe 15 of gas heater based on invention thought of the present invention, further improve the quality of bath water, guarantee the healthy and safe of bath water.
Should be understood that; these are only the preferred embodiments of the present invention; can not therefore limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes specification of the present invention and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in scope of patent protection of the present invention.
Claims (13)
1. a gas heater, comprise the heat exchanger with water inlet pipe and outlet pipe, it is characterized in that, described gas heater also comprises the apparatus for eliminating sludge be arranged on described water inlet pipe, this apparatus for eliminating sludge is provided with the scale remover chamber be communicated with described water inlet pipe, between the connecting pipeline between described scale remover chamber and described water inlet pipe, is provided with the water route switch.
2. gas heater according to claim 1, is characterized in that, described gas heater also comprises the Venturi tube be communicated with described water inlet pipe, and described scale remover chamber is communicated with described Venturi tube.
3. gas heater according to claim 2, it is characterized in that, described Venturi tube comprises the conducting connecting portion that flows into end, outflow end and the described inflow end of conducting and described outflow end, described conducting connecting portion arranges a via, and described scale remover chamber is communicated with the via that described conducting connecting portion arranges by a pipeline.
4. according to the described gas heater of any one in claims 1 to 3, it is characterized in that, described gas heater also comprises check valve or the Buffer Pool on the connecting pipeline be arranged between described scale remover chamber and described water inlet pipe.
5. gas heater according to claim 1, is characterized in that, described gas heater also comprises the water-way conversion device be arranged on described outlet pipe, and two interconvertible water stream channels that are communicated with described water-way conversion device.
6. gas heater according to claim 5, is characterized in that, described gas heater also comprises the line clear control circuit; Described water-way conversion device comprises minute branching pipe be communicated with described outlet pipe, and the threeway electric control water valve that is arranged on described minute branching pipe and described outlet pipe connectivity part; Wherein, this line clear control circuit comprises:
The controller be electrically connected to described threeway electric control water valve, this controller controls the described outlet pipe of described threeway electric control water valve conducting and cuts out described minute branching pipe, or, close described minute branching pipe of described outlet pipe and conducting, or, close described outlet pipe and described minute branching pipe.
7. gas heater according to claim 5, is characterized in that, described gas heater also comprises the line clear control circuit; Described water-way conversion device comprises minute branching pipe be communicated with described outlet pipe, and is arranged on the first magnetic valve on described outlet pipe, and is arranged on described minute the second magnetic valve on branching pipe; Wherein, this line clear control circuit comprises:
The controller be electrically connected to described the first magnetic valve and described the second magnetic valve, this controller controls described the first magnetic valve and opens and control described the second closed electromagnetic valve with the described outlet pipe of conducting and cut out described minute branching pipe, perhaps, control described the first closed electromagnetic valve and control described the second magnetic valve and open to close described outlet pipe and described minute branching pipe of conducting, or, control described the first magnetic valve and described the second closed electromagnetic valve to close described outlet pipe and described minute branching pipe.
8. according to the described gas heater of claim 6 or 7, it is characterized in that, described water route switch is the 3rd magnetic valve, described outlet pipe close and the state of branching pipe conducting in described minute under, described controller is controlled described the 3rd magnetic valve and is opened with the connecting pipeline between the described scale remover chamber of conducting and described water inlet pipe.
9. gas heater according to claim 8, is characterized in that, described the first magnetic valve is normally open solenoid valve, and described the second magnetic valve and described the 3rd magnetic valve are normally closed solenoid valve.
10. according to the described gas heater of claim 6 or 7, it is characterized in that, described line clear control circuit also comprises in the heat exchanger tube that is arranged on described heat exchanger the temperature sensor for detection of water flow temperature in described heat exchanger tube; Under the state of all closing at described outlet pipe and described minute branching pipe, when the water temperature detected when described temperature sensor reaches predetermined threshold value, described controller is controlled described minute branching pipe of described threeway electric control water valve conducting, or, control described the second magnetic valve and open with described minute branching pipe of conducting.
11. gas heater according to claim 1, is characterized in that, described gas heater also comprises that at least one series connection is communicated with the filter on described water inlet pipe.
12. gas heater according to claim 11, is characterized in that, described filter is provided with at least one deck and filters core.
13. gas heater according to claim 12, is characterized in that, the described material of crossing filter core is cationic ion-exchange resin and/or active carbon.
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CN201310385205.1A CN103471247B (en) | 2013-08-29 | 2013-08-29 | Gas heater |
CN201510628865.7A CN105258338B (en) | 2013-08-29 | 2013-08-29 | Gas heater |
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CN105509348A (en) * | 2016-01-05 | 2016-04-20 | 梅州市博能新能源有限公司 | Scale-free centralized-heat-collection separate-heat-supply solar water heating system |
CN106247622A (en) * | 2016-09-30 | 2016-12-21 | 芜湖美的厨卫电器制造有限公司 | Water heater antiscaling device and water heater |
CN106871459A (en) * | 2017-03-16 | 2017-06-20 | 珠海格力电器股份有限公司 | Descaling control method and system for hot water unit and hot water unit controller |
CN113639460A (en) * | 2021-09-14 | 2021-11-12 | 华帝股份有限公司 | Self-cleaning system and self-cleaning method for gas water heater |
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CN209733794U (en) * | 2018-11-01 | 2019-12-06 | 马吉德·阿布达拉·苏利曼 | device for adding fluid medium to shower system and shower system |
US11117820B2 (en) | 2019-03-29 | 2021-09-14 | Rheem Manufacturing Company | Automatic descaling system |
CN112577193A (en) * | 2020-11-24 | 2021-03-30 | 王意舒 | Automatic cleaning device for gas water heater using temperature change |
CN114136007B (en) * | 2021-09-14 | 2023-03-14 | 华帝股份有限公司 | Self-cleaning method of zero-cold-water gas water heater |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2119429U (en) * | 1991-10-28 | 1992-10-21 | 杨占辉 | Pi shaped device for removing water scale |
CN2302264Y (en) * | 1997-06-02 | 1998-12-30 | 张和平 | Liquid-filling device |
CN202915563U (en) * | 2012-03-15 | 2013-05-01 | 尹晓鹏 | Domestic water heater and domestic water heater pipe demounting-free scale removing device |
CN203629029U (en) * | 2013-08-29 | 2014-06-04 | 芜湖美的厨卫电器制造有限公司 | Gas water heater |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011106782A (en) * | 2009-11-20 | 2011-06-02 | Corona Corp | Heat exchanger structure for water heater |
CN102853529A (en) * | 2012-08-18 | 2013-01-02 | 顾长相 | Flow stabilizing and concurrent heating gas water heater |
CN202792486U (en) * | 2012-10-09 | 2013-03-13 | 阿高龙热 | Cold water returning gas water heater |
-
2013
- 2013-08-29 CN CN201310385205.1A patent/CN103471247B/en not_active Expired - Fee Related
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2119429U (en) * | 1991-10-28 | 1992-10-21 | 杨占辉 | Pi shaped device for removing water scale |
CN2302264Y (en) * | 1997-06-02 | 1998-12-30 | 张和平 | Liquid-filling device |
CN202915563U (en) * | 2012-03-15 | 2013-05-01 | 尹晓鹏 | Domestic water heater and domestic water heater pipe demounting-free scale removing device |
CN203629029U (en) * | 2013-08-29 | 2014-06-04 | 芜湖美的厨卫电器制造有限公司 | Gas water heater |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105509348A (en) * | 2016-01-05 | 2016-04-20 | 梅州市博能新能源有限公司 | Scale-free centralized-heat-collection separate-heat-supply solar water heating system |
CN106247622A (en) * | 2016-09-30 | 2016-12-21 | 芜湖美的厨卫电器制造有限公司 | Water heater antiscaling device and water heater |
CN106247622B (en) * | 2016-09-30 | 2022-03-18 | 芜湖美的厨卫电器制造有限公司 | Water heater scale inhibition device and water heater |
CN106871459A (en) * | 2017-03-16 | 2017-06-20 | 珠海格力电器股份有限公司 | Descaling control method and system for hot water unit and hot water unit controller |
CN113639460A (en) * | 2021-09-14 | 2021-11-12 | 华帝股份有限公司 | Self-cleaning system and self-cleaning method for gas water heater |
Also Published As
Publication number | Publication date |
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CN105258338A (en) | 2016-01-20 |
CN105258338B (en) | 2018-03-02 |
CN103471247B (en) | 2016-06-15 |
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