CN104879922A - Dismounting-free cleaning device and method for water heater - Google Patents
Dismounting-free cleaning device and method for water heater Download PDFInfo
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- CN104879922A CN104879922A CN201510325538.4A CN201510325538A CN104879922A CN 104879922 A CN104879922 A CN 104879922A CN 201510325538 A CN201510325538 A CN 201510325538A CN 104879922 A CN104879922 A CN 104879922A
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Abstract
The invention discloses a dismounting-free cleaning device and method for a water heater, belongs to the field of cleaning and aims to avoid dismounting of the water heater during dismounting and cleaning. The cleaning device comprises a water storage tank, a water inlet pipe, a water inlet pipe water outlet end, a heating rod, a guide pipe, a vent port, a blow-off pipe and a button, wherein the water storage tank is arranged in the water heater, the water inlet pipe water outlet end is perpendicular to the water inlet pipe and is horizontally placed, more than two water outlets are arranged at the water inlet pipe water outlet end, and the diameter of each water outlet is far smaller than the inner diameter of the water inlet pipe; the guide pipe is arranged right above the heating rod. Full-automatic cleaning of the water heater can be realized, the trouble of dismounting of the water heater is avoided, and sewage after cleaning can be drained automatically and cannot pollute floors or walls. The cleaning device is convenient and safe in cleaning, the service life of the water heater cleaned by the cleaning device is greatly prolonged, and a user can take hot baths safely and comfortably.
Description
Technical field
The invention belongs to sanitation and hygiene field, be specifically related to a kind of water heater cleaning device and cleaning method thereof of exempting from dismounting.
Background technology
China's most area water quality is all partially hard, and impurities in water is more, and storage-type electric water heater, due to long-time use, will slowly gather many incrustation scales in water tank, affect result of use.Although producer is all provided with magnesium rod in water tank, to reduce the generation of incrustation scale, effect is not fine.User needs to carry out clean blowdown process to water tank in time.The time of water heater cleaning is generally 2 to 3 years.Often do not clean easily cause heating tube adhere to incrustation scale electric leakage, even have possibility of blasting, water heater owing to not cleaning and can cause water turbidity for a long time, water temperature not high and shortening solar water heater life-span; If irregularly clean, water heater will shorten the life-span, reduces its use value, its effect can not be given full play to, the electrical heating time lengthens, and can accumulate sediment in container, reduces the dischargeable capacity of container, the water of accommodation is reduced, water cooling is fast, and water quality also can be polluted, therefore, must to water-heater system periodic cleaning, to remove incrustation scale in electric heater and sediment.
There is following shortcoming in existing water heater: because water heater is all hang on the wall usually when unpicking and washing, when unpicking and washing, in order to avoid the sewage of being discharged by sewage draining exit sputters carelessly, need water heater easily to pollute from wall unloads and the sewage of discharging not easily discharges or discharges time.Because water heater is an airtight container, also need when unpicking and washing to take water heater apart.
Summary of the invention
In order to overcome the deficiencies in the prior art, the invention provides a kind of water heater cleaning device and cleaning method thereof of exempting from dismounting.
Technical scheme of the present invention is: a kind of water heater cleaning device of exempting to dismantle, described cleaning device comprises storage tank, be arranged on the water inlet pipe of bottom, storage tank one end, be arranged on the water inlet pipe water side of water inlet pipe on one end of storage tank inside, be arranged on the heating rod bottom storage tank, be arranged on the guide pipe on storage tank top, be arranged on the blow vent on storage tank top, the blow-off pipe connecting sewage pipe and cistern bottom storage tank and the button be arranged on cistern, storage tank is arranged on water heater inside, water inlet pipe water side is vertical with water inlet pipe and horizontal positioned, water inlet pipe water side is provided with the delivery port of more than 2, the size of diameter straight warp in water inlet pipe of each delivery port, described guide pipe is arranged on directly over heating rod.
Described guide pipe outside is also provided with a cleaning cover, and the length of cleaning cover is greater than the length of heating rod.
Described blow vent is also provided with a vent plug.
The diameter of the bottom of described guide pipe is greater than the diameter on guide pipe top.
Described button is cleaning control switch, and button is connected with the channel switch, Micropump, water inlet pipe and the water inlet pipe water side that arrange in the control valve in the delivery port of cistern, water heater power supply, blow-off pipe, drainage channel respectively by wire.
The bottom of described heating rod is also provided with pedestal, the straight warp of pedestal and the equal diameters of cleaning cover, and the upper surface of pedestal is plane that is parallel and horizontal plane.
The density of material of described cleaning cover is greater than the density of water, the longitudinal profile structure of cleaning cover is the structure of " n " shape upper end open, cleaning cover upper end is provided with pilot hole, the diameter of pilot hole with guide pipe upper end diameter identical, cleaning cover is hollow structure, the drainage channel that one is communicated with cleaning cover empty internal and storage tank inside is provided with in the bottom of cleaning cover, channel switch and Micropump is provided with in drainage channel, the top of cleaning cover is provided with a cleaning cover blow vent, and a breather pipe connects blow vent and cleaning cover blow vent respectively.
Further, the inner wall lower of described storage tank is designed to being provided with blow-off pipe place.
Exempt from a cleaning method for the water heater cleaning device dismantled, first, user opens vent plug, directly presses the button, and button sends signal, and the above-mentioned parts be connected by wire with button carry out following action successively:
The first step: the sediment in cleaning water heater; Control water heater power supply disconnects, control valve in the delivery port of cistern, blow-off pipe, water inlet pipe are open-minded, delivery port on water inlet pipe water side only has one to open, remaining delivery port Close All, a delivery port opening time is 5 seconds, and the delivery port opened later for 5 seconds is closed, next delivery port is opened, go on successively, after each delivery port on water inlet pipe water side has carried out the folding of 4 times, carry out next step;
Second step: storage tank retaining; Control valve in the delivery port of cistern, sewage pipe is closed, and the delivery port on water inlet pipe water side is all opened, and storage tank carries out retaining, and after the water in storage tank covers the Micropump of heating rod and cleaning cover bottom, water inlet pipe is closed, and enters next step;
3rd step: cleaning heating rod; The channel switch arranged in drainage channel is opened, the Micropump work of cleaning cover bottom, water in storage tank is introduced cleaning cover inner, cleaning cover declines, and after contacting with pedestal bottom cleaning cover, Micropump quits work, the channel switch arranged in drainage channel is closed, guide pipe is open-minded, and the cleaning fluid in guide pipe enters in the space that cleaning cover covers, and cleans heating rod; Next step is entered after 15 minutes;
4th step: storage tank inwall is cleaned; The channel switch arranged in drainage channel is opened, the Micropump work of cleaning cover bottom, cleaning cover internal water is discharged in storage tank, cleaning cover rises, when behind the top of cleaning cover and the contact internal walls of storage tank, Micropump quits work, and the channel switch arranged in drainage channel is closed, guide pipe continues to add cleaning fluid in storage tank, and water inlet pipe is open-minded simultaneously; When the water in storage tank stores completely, water inlet pipe and guide pipe are all closed, and enter next step after 30 minutes;
5th step: the sewage after cleaning is discharged and removes the cleaning fluid in storage tank is residual, breather pipe second opening and sewage pipe open-minded, sewage in storage tank discharges, after racking up, sewage pipe is closed, water inlet pipe is open-minded, storage tank carries out retaining, after storage tank stores full water, water inlet pipe is closed, within 10 seconds, sewage pipe is open-minded later, after water in storage tank racks up again, sewage pipe is closed, water inlet pipe is open-minded, storage tank carries out retaining, after storage tank stores full water, water inlet pipe is closed, within 10 seconds, sewage pipe is open-minded later, after water third time in storage tank racks up, sewage pipe is closed, water heater cleaning incrustation scale and sedimentary work complete, enter next step,
6th step: recover normal condition; Control water heater power supply is connected, control valve in the delivery port of cistern and blow-off pipe is closed, water inlet pipe is opened into water, storage tank carries out retaining, after storing full water, water inlet pipe is closed, button sends sound, light alarm, and remind user to set up vent plug on blow vent, user sets up all clear after vent plug on blow vent.
The present invention has following good effect: can carry out full-automatic water heater cleaning, avoids dismantling the trouble of water heater, and sewage after cleaning can automatic-discharging, can not pollute ground or wall.This cleaning device easy to clean safety, after using this cleaning device to clean water heater, the water heater life-span extends greatly, and user can wash hot bath to safety and comfort.
Accompanying drawing explanation
Fig. 1 is the section of structure that water heater cleaning device is arranged on water heater;
Fig. 2 is water inlet pipe water side front view;
Fig. 3 is the profile of guide pipe;
Fig. 4 is the top view of cleaning cover;
Fig. 5 is the sectional view of cleaning cover;
Fig. 6 is the upward view of cleaning cover;
Fig. 7 is the left view of cleaning cover;
Fig. 8 be cleaning cover have view.
In figure, 1 is water inlet pipe, and 2 is water inlet pipe water side, and 3 is storage tank, 4 is guide pipe, and 5 is sewage pipe, and 6 is blow-off pipe, and 7 is cistern, 8 is outlet pipe, and 9 is Micropump, and 10 is pedestal, 11 is heating rod, and 12 is cleaning cover, and 13 is button, 14 is cleaning cover blow vent, and 15 is breather pipe, and 16 is blow vent, 17 is vent plug, and 18 is breather pipe second opening, and 21 is delivery port.
Detailed description of the invention
Contrast accompanying drawing below, by the description to embodiment, the specific embodiment of the present invention is as the effect of the mutual alignment between the shape of involved each component, structure, each several part and annexation, each several part and operation principle, manufacturing process and operation using method etc., be described in further detail, have more complete, accurate and deep understanding to help those skilled in the art to inventive concept of the present invention, technical scheme.
A kind of water heater cleaning device of exempting to dismantle, comprise storage tank 3, be arranged on the water inlet pipe 1 of bottom, storage tank 3 one end, be arranged on the water inlet pipe water side 2 of water inlet pipe 1 on one end of storage tank 3 inside, be arranged on the heating rod 11 bottom storage tank 3, be arranged on the pedestal 10 of surrounding bottom heating rod 11, be arranged on the guide pipe 4 on storage tank 3 top, be enclosed within the cleaning cover 12 on guide pipe 4, be arranged on the Micropump 9 on cleaning cover 12, connect the breather pipe 15 of the cleaning cover blow vent 14 on cleaning cover 12 and the blow vent 16 on storage tank 3, be arranged on breather pipe second opening near blow vent 16 one end on breather pipe 15, be arranged on the vent plug 17 on blow vent 16, the blow-off pipe 6 connecting sewage pipe 5 and cistern 7 bottom storage tank 3 and the button 13 be arranged on cistern 7.
As depicted in figs. 1 and 2, storage tank 3 is arranged on water heater inside, water inlet pipe water side 2 is vertical with water inlet pipe 1 and horizontal positioned, water inlet pipe water side 2 is provided with the delivery port 21 of more than 2, when normal use, each delivery port 21 is open, when cleaning, the opening in turn of each delivery port 21, within the same period, only have a delivery port 21 open, for having enough impulsive forces by delivery port 21 water out when ensureing cleaning, to ensure to rinse sedimentary effect in storage tank 3, the size of diameter straight warp in water inlet pipe 1 of each delivery port 21.
As shown in Fig. 1, Fig. 3 and Fig. 5, be provided with heating rod 11 bottom storage tank 3, directly over the top of storage tank 3, heating rod 11, be provided with guide pipe 4, guide pipe 4 is the passages adding cleaning agent in storage tank 3.Because the incrustation scale on heating rod 11 is the topmost reason causing heating rod 11 efficiency of heating surface to decline, therefore in order to better clean the incrustation scale of heating on heating rod 11, a cleaning cover 12 is had in guide pipe 4 outer cover, the density of material of cleaning cover 12 is greater than the density of water, the longitudinal profile structure of cleaning cover 12 is the structure of " n " shape upper end open, cleaning cover 12 upper end is provided with pilot hole, the diameter of pilot hole with guide pipe 4 upper end diameter identical.Because cleaning cover 12 just uses when cleaning, in order to realize cleaning cover 12 along controlled the moving up and down of guide pipe 4, cleaning cover 12 is set to hollow structure, be provided with the drainage channel that is communicated with cleaning cover 12 empty internal and storage tank 3 inside in the bottom of cleaning cover 12, in drainage channel, be provided with channel switch and Micropump 9.In order to cleaning cover 12 internal drainage and water inlet process smooth, the top of cleaning cover 12 is provided with a cleaning cover blow vent 14, and the top of storage tank 3 arranges a blow vent 16, breather pipe 15 and connects blow vent 16 and cleaning cover blow vent 14 respectively; When cleaning cover 12 cover on heating rod 11 needs rise time, blow vent 16 and channel switch are opened, and Micropump 9 is by the liquid of cleaning cover 12 empty internal discharged in storage tank 3, and cleaning cover 12 inside can be full of air, due to the effect of buoyancy, cleaning cover 12 will rise along guide pipe 4; When cleaning cover 12 cover on storage tank 3 top need decline time, blow vent 16 and channel switch are opened, water in storage tank 3 is pumped to empty internal in cleaning cover 12 by Micropump 9, cleaning cover 12 inside can be full of water, density of material due to cleaning cover 12 is greater than the density of water, under the effect of buoyancy, cleaning cover 12 will decline along guide pipe 4.In order to avoid blow vent when no clean 16 falls into impurities and dust, blow vent 16 is provided with a vent plug 17.
Come off when cleaning cover 12 declines, the diameter of the bottom of guide pipe 4 is greater than the diameter on guide pipe 4 top.In order to ensure that cleaning cover 12 covers heating rod 11 after declining completely, the length of cleaning cover 12 is greater than the length of heating rod 11.In order to ensure cleaning cover 12 decline after the space that covers of cleaning cover 12 more airtight, be provided with pedestal 10 in the bottom of heating rod 11, the straight warp of pedestal 10 and the equal diameters of cleaning cover 12, the upper surface of pedestal 10 is plane that is parallel and horizontal plane.
As shown in Figure 1, be provided with sewage pipe 5 bottom storage tank 3, blow-off pipe 6 connects sewage pipe 5 and cistern 7, and cistern 7 is provided with button 13.Button 13 is cleaning control switch, and button 13 is connected with the channel switch (not drawing in Fig. 1), Micropump 9, water inlet pipe 1 and the water inlet pipe water side 2 that arrange in the control valve (not drawing in Fig. 1) in the delivery port (not drawing in Fig. 1) of cistern 7, water heater power supply (not drawing in Fig. 1), blow-off pipe 6, drainage channel respectively by wire.When needs cleaning water heater, user opens vent plug 17, directly presses the button 13, and button 13 sends signal, and the above-mentioned parts be connected by wire with button 13 carry out following action successively:
The first step: the sediment in cleaning water heater; Control water heater power supply (not drawing in Fig. 1) to disconnect, control valve in the delivery port of cistern 7, blow-off pipe 6, water inlet pipe 1 are open-minded, delivery port 21 on water inlet pipe water side 2 only has one to open, remaining delivery port 21 Close All, delivery port 21 opening time is 5 seconds, and the delivery port 21 opened later for 5 seconds is closed, next delivery port 21 is opened, go on successively, after each delivery port 21 on water inlet pipe water side 2 has carried out the folding of 4 times, carry out next step.
Second step: storage tank 3 retaining; Control valve in the delivery port of cistern 7, sewage pipe 5 is closed, delivery port 21 on water inlet pipe water side 2 is all opened, and storage tank 3 carries out retaining, after the water in storage tank 3 covers the Micropump 9 of heating rod 11 and cleaning cover 12 bottom, water inlet pipe 1 is closed, and enters next step.
3rd step: cleaning heating rod 11; The channel switch arranged in drainage channel is opened, the Micropump 9 of cleaning cover 12 bottom works, water in storage tank 3 is introduced cleaning cover 12 inner, cleaning cover 12 declines, and after contacting with pedestal 10 bottom cleaning cover 12, Micropump 9 quits work, the channel switch arranged in drainage channel is closed, guide pipe 4 is open-minded, and the cleaning fluid in guide pipe 4 enters in the space that cleaning cover 12 covers, and cleans heating rod 11; Next step is entered after 15 minutes.
4th step: storage tank 3 inwall is cleaned; The channel switch arranged in drainage channel is opened, the Micropump 9 of cleaning cover 12 bottom works, cleaning cover 12 internal water is discharged in storage tank 3, cleaning cover 12 rises, when behind the top of cleaning cover 12 and the contact internal walls of storage tank 3, Micropump 9 quits work, and the channel switch arranged in drainage channel is closed, guide pipe 4 continues to add cleaning fluid in storage tank 3, and water inlet pipe 1 is open-minded simultaneously; When the water in storage tank 3 stores completely, water inlet pipe 1 and guide pipe 4 are all closed, and enter next step after 30 minutes.
5th step: the sewage after cleaning is discharged and removes the cleaning fluid in storage tank 3 is residual, breather pipe second opening 18 and sewage pipe 5 open-minded, sewage in storage tank 3 discharges, after racking up, sewage pipe 5 is closed, water inlet pipe 1 is open-minded, storage tank 3 carries out retaining, after storage tank 3 stores full water, water inlet pipe 1 is closed, within 10 seconds, sewage pipe 5 is open-minded later, after water in storage tank 3 racks up again, sewage pipe 5 is closed, water inlet pipe 1 is open-minded, storage tank 3 carries out retaining, after storage tank 3 stores full water, water inlet pipe 1 is closed, within 10 seconds, sewage pipe 5 is open-minded later, after water third time in storage tank 3 racks up, sewage pipe 5 is closed, water heater cleaning incrustation scale and sedimentary work complete, enter next step.
6th step: recover normal condition; Control water heater power supply (not drawing in Fig. 1) to connect, control valve in the delivery port of cistern 7 and blow-off pipe 6 is closed, water inlet pipe 1 is opened into water, storage tank 3 carries out retaining, after storing full water, water inlet pipe 1 is closed, button 13 sends sound, light alarm, reminds user to set up vent plug 17 on blow vent 16, and user sets up the rear all clear of vent plug 17 on blow vent 16.
Further, in order to when cleaning the sediment in water heater, sediment is discharged more easily, and the inner wall lower of storage tank 3 is designed to being provided with blow-off pipe 6 place.
Above by reference to the accompanying drawings to invention has been exemplary description; obvious specific implementation of the present invention is not subject to the restrictions described above; as long as have employed the improvement of the various unsubstantialities that method of the present invention is conceived and technical scheme is carried out; or design of the present invention and technical scheme directly applied to other occasion, all within protection scope of the present invention without to improve.
Claims (9)
1. exempt from the water heater cleaning device of dismounting for one kind, it is characterized in that: described cleaning device comprises storage tank (3), be arranged on the water inlet pipe (1) of storage tank (3) bottom, one end, be arranged on the water inlet pipe water side (2) of water inlet pipe (1) on one end that storage tank (3) is inner, be arranged on the heating rod (11) of storage tank (3) bottom, be arranged on the guide pipe (4) on storage tank (3) top, be arranged on the blow vent (16) on storage tank (3) top, the blow-off pipe (6) connecting storage tank (3) bottom sewage pipe (5) and cistern (7) and the button (13) be arranged on cistern (7), storage tank (3) is arranged on water heater inside, water inlet pipe water side (2) is vertical with water inlet pipe (1) and horizontal positioned, water inlet pipe water side (2) is provided with the delivery port (21) of more than 2, the diameter of each delivery port (21) is much smaller than the size of the interior straight warp of water inlet pipe (1), described guide pipe (4) is arranged on directly over heating rod (11).
2. water heater cleaning device of exempting to dismantle according to claim 1, it is characterized in that: described guide pipe (4) outside is also provided with a cleaning cover (12), the length of cleaning cover (12) is greater than the length of heating rod (11).
3. water heater cleaning device of exempting to dismantle according to claim 1, is characterized in that: described blow vent (16) is also provided with a vent plug (17).
4. water heater cleaning device of exempting to dismantle according to claim 1, is characterized in that: the diameter of the bottom of described guide pipe (4) is greater than the diameter on guide pipe (4) top.
5. water heater cleaning device of exempting to dismantle according to claim 1, it is characterized in that: described button (13) is cleaning control switch, button (13) is connected with the channel switch, Micropump (9), water inlet pipe (1) and water inlet pipe water side (2) that arrange in the control valve in the delivery port of cistern (7), water heater power supply, blow-off pipe (6), drainage channel respectively by wire.
6. water heater cleaning device of exempting to dismantle according to claim 2, it is characterized in that: the bottom of described heating rod (11) is also provided with pedestal (10), the straight warp of pedestal (10) and the equal diameters of cleaning cover (12), the upper surface of pedestal (10) is plane that is parallel and horizontal plane.
7. water heater cleaning device of exempting to dismantle according to claim 2, it is characterized in that: the density of material of described cleaning cover (12) is greater than the density of water, the longitudinal profile structure of cleaning cover (12) is the structure of " n " shape upper end open, cleaning cover (12) upper end is provided with pilot hole, the diameter of pilot hole with guide pipe (4) upper end diameter identical, cleaning cover (12) is hollow structure, the drainage channel that one is communicated with cleaning cover (12) empty internal and storage tank (3) inside is provided with in the bottom of cleaning cover (12), channel switch and Micropump (9) is provided with in drainage channel, the top of cleaning cover (12) is provided with a cleaning cover blow vent (14), a breather pipe (15) connects blow vent (16) and cleaning cover blow vent (14) respectively.
8. the water heater cleaning device of exempting to dismantle according to claim 1 ~ 7 any one, is characterized in that: the inner wall lower of described storage tank (3) is designed to being provided with blow-off pipe (6) place.
9. exempt from a cleaning method for the water heater cleaning device dismantled, it is characterized in that:
First, user opens vent plug (17), directly presses the button (13), and button (13) sends signal, and the above-mentioned parts be connected by wire with button (13) carry out following action successively:
The first step: the sediment in cleaning water heater, control water heater power supply disconnects, the delivery port of cistern (7), control valve in blow-off pipe (6), water inlet pipe (1) is open-minded, delivery port (21) on water inlet pipe water side (2) only has one to open, remaining delivery port (21) Close All, delivery port (21) opening time is 5 seconds, later the delivery port (21) opened for 5 seconds is closed, next delivery port (21) is opened, go on successively, after each delivery port (21) on water inlet pipe water side (2) has carried out the folding of 4 times, carry out next step,
Second step: storage tank (3) retaining; Control valve in the delivery port of cistern (7), sewage pipe (5) is closed, delivery port (21) on water inlet pipe water side (2) is all opened, storage tank (3) carries out retaining, after water in storage tank (3) covers the Micropump (9) of heating rod (11) and cleaning cover (12) bottom, water inlet pipe (1) is closed, and enters next step;
3rd step: cleaning heating rod (11); The channel switch arranged in drainage channel is opened, Micropump (9) work of cleaning cover (12) bottom, water in storage tank (3) is introduced cleaning cover (12) inner, cleaning cover (12) declines, after cleaning cover (12) bottom contacts with pedestal (10), Micropump (9) quits work, the channel switch arranged in drainage channel is closed, guide pipe (4) is open-minded, cleaning fluid in guide pipe (4) enters in the space that cleaning cover (12) covers, and cleans heating rod (11); Next step is entered after 15 minutes;
4th step: storage tank (3) inwall is cleaned; The channel switch arranged in drainage channel is opened, Micropump (9) work of cleaning cover (12) bottom, cleaning cover (12) internal water is discharged in storage tank (3), cleaning cover (12) rises, when behind the top of cleaning cover (12) and the contact internal walls of storage tank (3), Micropump (9) quits work, the channel switch arranged in drainage channel is closed, guide pipe (4) continues to add cleaning fluid in storage tank (3), and water inlet pipe (1) is open-minded simultaneously; When the water in storage tank (3) stores completely, water inlet pipe (1) and guide pipe (4) are all closed, and enter next step after 30 minutes;
5th step: the sewage after cleaning is discharged and removes the cleaning fluid in storage tank (3) is residual, breather pipe second opening (18) and sewage pipe (5) open-minded, sewage in storage tank (3) discharges, after racking up, sewage pipe (5) is closed, water inlet pipe (1) is open-minded, storage tank (3) carries out retaining, after storage tank (3) stores full water, water inlet pipe (1) is closed, within 10 seconds, sewage pipe (5) is open-minded later, after water in storage tank (3) racks up again, sewage pipe (5) is closed, water inlet pipe (1) is open-minded, storage tank (3) carries out retaining, after storage tank (3) stores full water, water inlet pipe (1) is closed, within 10 seconds, sewage pipe (5) is open-minded later, after water third time in storage tank (3) racks up, sewage pipe (5) is closed, water heater cleaning incrustation scale and sedimentary work complete, enter next step,
6th step: recover normal condition; Control water heater power supply is connected, control valve in the delivery port of cistern (7) and blow-off pipe (6) is closed, water inlet pipe (1) is opened into water, storage tank (3) carries out retaining, after storing full water, water inlet pipe (1) is closed, button (13) sends sound, light alarm, remind user to set up vent plug (17) on blow vent (16), user sets up vent plug (17) all clear afterwards on blow vent (16).
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| CN201510325538.4A CN104879922B (en) | 2015-06-15 | 2015-06-15 | A kind of water heater cleaning device and its cleaning method free of demolition |
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| CN201510325538.4A CN104879922B (en) | 2015-06-15 | 2015-06-15 | A kind of water heater cleaning device and its cleaning method free of demolition |
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| CN104879922A true CN104879922A (en) | 2015-09-02 |
| CN104879922B CN104879922B (en) | 2018-04-27 |
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| CN105263201A (en) * | 2015-11-12 | 2016-01-20 | 镇江市清安电器有限公司 | Regulated and controlled self-cleaning electric heater |
| CN106288348A (en) * | 2016-09-30 | 2017-01-04 | 芜湖美的厨卫电器制造有限公司 | Electric heater |
| CN106524517A (en) * | 2015-09-15 | 2017-03-22 | 武汉海尔热水器有限公司 | Water heater |
| CN107367057A (en) * | 2016-05-13 | 2017-11-21 | 青岛经济技术开发区海尔热水器有限公司 | Water heater |
| CN107917533A (en) * | 2016-10-11 | 2018-04-17 | 青岛经济技术开发区海尔热水器有限公司 | Automatic blowdown water heater |
| CN111595029A (en) * | 2020-06-01 | 2020-08-28 | 赵国良 | Electric water heater based on turbine worm self-cleaning heating pipe |
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