CN114427748A - Electric water heater with automatic exhaust and pollution discharge functions - Google Patents
Electric water heater with automatic exhaust and pollution discharge functions Download PDFInfo
- Publication number
- CN114427748A CN114427748A CN202210121853.5A CN202210121853A CN114427748A CN 114427748 A CN114427748 A CN 114427748A CN 202210121853 A CN202210121853 A CN 202210121853A CN 114427748 A CN114427748 A CN 114427748A
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- Prior art keywords
- automatic exhaust
- exhaust
- pollution discharge
- assembly
- water heater
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- Granted
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 94
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims abstract description 28
- 238000010438 heat treatment Methods 0.000 claims abstract description 9
- 229910052749 magnesium Inorganic materials 0.000 claims description 8
- 239000011777 magnesium Substances 0.000 claims description 8
- 239000010865 sewage Substances 0.000 claims description 5
- 229910052739 hydrogen Inorganic materials 0.000 abstract description 11
- 239000001257 hydrogen Substances 0.000 abstract description 11
- 238000005260 corrosion Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 125000004435 hydrogen atom Chemical class [H]* 0.000 abstract 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 9
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000008236 heating water Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
- F24H1/18—Water-storage heaters
- F24H1/20—Water-storage heaters with immersed heating elements, e.g. electric elements or furnace tubes
- F24H1/201—Water-storage heaters with immersed heating elements, e.g. electric elements or furnace tubes using electric energy supply
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/041—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor for rotating valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/53—Mechanical actuating means with toothed gearing
- F16K31/535—Mechanical actuating means with toothed gearing for rotating valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/16—Arrangements for water drainage
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1809—Arrangement or mounting of grates or heating means for water heaters
- F24H9/1818—Arrangement or mounting of electric heating means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
- F24H9/2014—Arrangement or mounting of control or safety devices for water heaters using electrical energy supply
- F24H9/2021—Storage heaters
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The invention discloses an electric water heater with an automatic exhaust and pollution discharge function, which comprises a liner assembly, wherein the lower part of the liner assembly is provided with a water inlet and a water outlet, the water inlet is provided with a water inlet pipe, the water outlet is provided with a water outlet pipe, an electronic magnesium rod and a heating pipe are arranged in the liner assembly, the lower part of the liner assembly is provided with an automatic exhaust and pollution discharge assembly, an exhaust pipe of the automatic exhaust and pollution discharge assembly extends to the top of the liner assembly, at least one electronic magnesium rod is arranged in a liner of the water heater and comprises the automatic exhaust and pollution discharge assembly, the automatic exhaust and pollution discharge assembly can periodically discharge hydrogen separated out by the electronic magnesium rod and dirt naturally deposited at the bottom of the liner while protecting the liner, the safety of a product is greatly improved, the anti-corrosion protection effect of the liner is improved, and the service life of the water heater is prolonged.
Description
Technical Field
The invention relates to the technical field of electric water heaters, in particular to an electric water heater with an automatic exhaust and pollution discharge function.
Background
At present, every household basically has a water heater for washing, wherein the water heater is a very common household appliance, and the existing structure of the water heater generally comprises: the water heater comprises a shell, an inner container, a water outlet pipe assembly, a water inlet pipe assembly, an electric heater, a magnesium rod and the like. The magnesium rods commonly adopted by electric water heaters in the market are all physical magnesium rods and need to be maintained and replaced regularly.
In recent years, more and more manufacturers have started to replace physical magnesium rods with electronic magnesium rods; the electron magnesium stick is through the electron of electric current production to inner bag and electric heater protection, and what be different from the physics magnesium stick is, and the electron magnesium stick can not consume, need not to change, greatly improves user experience and feels, has reduced after-sales cost. However, the electronic magnesium rod itself has different hydrogen evolution risks under the influence of different users, different electricity environments and user habits.
When the electric water heater is not used for a long time, hydrogen is gathered at the top of the inner container, and safety risks exist. In addition, on the one hand, the existing electric water heater needs to manually detach the drain nut for draining sewage and cleaning during daily maintenance, and the operation is complex.
Disclosure of Invention
The invention aims to provide an electric water heater with an automatic exhaust and pollution discharge function, which is mainly used for reducing the risk caused by hydrogen evolution of an electronic magnesium rod and improving the product safety; automatic blowdown improves the product maintenance convenience, promotes user experience and feels.
The purpose of the invention can be realized by the following technical scheme:
an electric water heater with an automatic exhaust and pollution discharge function comprises an inner container assembly, wherein a water inlet and a water outlet are formed in the lower portion of the inner container assembly, a water inlet pipe is installed at the water inlet, a water outlet pipe is installed at the water outlet, an electronic magnesium rod and a heating pipe are arranged inside the inner container assembly, an automatic exhaust and pollution discharge assembly is installed on the lower portion of the inner container assembly, and an exhaust pipe of the automatic exhaust and pollution discharge assembly extends to the top of the inner container assembly.
As a further scheme of the invention: the automatic exhaust and pollution discharge device further comprises a controller, and the controller is communicated with the automatic exhaust and pollution discharge assembly and the electronic magnesium rod through signal lines.
As a further scheme of the invention: the automatic exhaust and sewage discharge assembly comprises a three-way valve assembly, the three-way valve assembly comprises a three-way valve body, and a valve core is arranged in the three-way valve body;
the valve core comprises an air exhaust path and a water exhaust path, and the exhaust pipe is fixedly connected to the air exhaust path.
As a further scheme of the invention: the valve core is internally provided with a water outlet pipeline, and the air exhaust channel and the water exhaust channel are respectively communicated with the water outlet pipeline.
As a further scheme of the invention: when the valve core axis is horizontal, the water outlet pipeline is blocked from the water drainage pipeline and the exhaust pipeline.
As a further scheme of the invention: when the axis of the valve core rotates 45 degrees clockwise from the horizontal direction, the air exhaust channel is communicated with the water outlet pipeline.
As a further scheme of the invention: when the axis of the valve core rotates 45 degrees anticlockwise from the horizontal direction, the water drainage channel is communicated with the water outlet pipeline.
As a further scheme of the invention: an automatic physical pressure relief device is arranged in the three-way valve component.
As a further scheme of the invention: the automatic exhaust and pollution discharge assembly further comprises a stepping motor, the stepping motor is assembled with the valve core through a gear set and a connecting plate, and the gear set is driven by the stepping motor to drive the valve core to rotate.
As a further scheme of the invention: the stepping motor is connected with the controller through a signal wire.
The invention has the beneficial effects that: the electric water heater with the automatic exhaust and pollution discharge functions is characterized in that at least one electronic magnesium rod is arranged in the inner container of the water heater and comprises an automatic exhaust and pollution discharge assembly, the electronic magnesium rod protects the inner container, and meanwhile, the automatic exhaust and pollution discharge assembly can periodically discharge hydrogen separated out by the electronic magnesium rod and dirt naturally deposited at the bottom of the inner container, so that the safety of a product is greatly improved, the anti-corrosion protection effect of the inner container is improved, and the service life of the water heater is prolonged.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic illustration of a perspective view of the present invention;
FIG. 2 is a schematic diagram of the construction of a three-way valve assembly according to the present invention;
FIG. 3 is a schematic diagram of the configuration of the waterway of the three-way valve of the present invention;
FIG. 4 is a schematic view of the three-way valve spool rotation waterway switching of the present invention;
FIG. 5 is a schematic view of the automatic exhaust and pollution discharge control process of the present invention.
In the figure: 1. a liner assembly; 2. an electronic magnesium rod; 3. an automatic exhaust and pollution discharge assembly; 4. an exhaust pipe; 5. a water outlet pipe; 6. a water inlet pipe; 7. heating a tube; 8. a controller; 9. a valve core; 10. a three-way valve body; 11. a stepping motor; 12. a three-way valve assembly; 13. a water outlet pipeline; 14. a water drainage path; 15. an air exhaust path; 16. a connecting plate; 17. a valve core fixing ring; 18. a driven gear; 19. a driving gear; 20. and (6) tabletting.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention is an electric water heater with automatic exhaust and pollution discharge functions, which includes one or more liner assemblies 1, a water inlet and a water outlet are disposed at the lower part of the liner assembly 1, a water inlet pipe 6 is installed at the water inlet, a water outlet pipe 5 is installed at the water outlet, a heating pipe 7 is installed at one end of the inner part of the liner assembly 1, and the heating pipe 7 is used for heating water in the liner assembly 1;
an electronic magnesium rod 2 is arranged inside the liner component 1 and above the heating pipe 7, and the heating pipe 7 and the liner component 1 are protected from corrosion by the sacrificial anode of the electronic magnesium rod 2;
a controller 8 is arranged at one end of the heating pipe 7 outside the inner container component 1, an automatic exhaust and pollution discharge component 3 is arranged at one side of the water outlet pipe 5 at the lower part of the inner container component 1, and the controller 8 is respectively communicated with the electronic magnesium rod 2 and the automatic exhaust and pollution discharge component 3 through signal wires;
wherein, the water outlet pipe 5 is higher than the water inlet pipe 6 in the height of the inner container assembly 1, and the water outlet pipe 5 extends to the top of the inner container assembly 1.
Referring to fig. 2, the automatic exhaust and pollution discharge assembly 3 includes an exhaust pipe 4, the exhaust pipe 4 is disposed inside the liner assembly 1 and extends to the top of the liner assembly 1 for exhausting hydrogen inside the liner assembly 1;
the automatic exhaust and sewage discharge assembly 3 further comprises a three-way valve assembly 12, the three-way valve assembly 12 comprises a three-way valve body 10, and a valve core 9 is arranged inside the three-way valve body 10;
referring to fig. 3-4, an exhaust path 15 and a water discharge path 14 are formed inside the valve core 9, and the exhaust path 15 is communicated with the exhaust pipe 4 and extends to the top of the liner assembly 1 through the exhaust pipe 4;
the exhaust passage 15 and the water discharge passage 14 are respectively communicated with the water outlet pipeline 13, and the water outlet pipeline 13, the water discharge passage 14 and the exhaust passage 15 are in a blocking state when the axis of the valve core 9 is horizontal;
when the axis of the valve core 9 rotates 45 degrees clockwise horizontally, the exhaust passage 15 is communicated with the water outlet pipeline 13, and the water discharge passage 14 is blocked from the water outlet pipeline 13;
when the axis of the valve core 9 rotates 45 degrees from horizontal anticlockwise, the water discharge channel 14 is communicated with the water outlet pipeline 13, and the air discharge channel 15 is blocked with the water outlet pipeline 13.
Furthermore, an automatic physical pressure relief device is arranged in the three-way valve assembly 12, and when the pressure of the device reaches a certain value, the pressure relief device is communicated with the exhaust passage 15 to realize pressure relief;
referring to fig. 2, the automatic exhaust and pollution discharge assembly 3 further includes a stepping motor 11, an output end of the stepping motor 11 is assembled with the valve core 9 through a gear and a connecting plate 16, that is, the stepping motor 11 can drive the valve core 9 to rotate through the gear;
specifically, a connecting plate 16 is fixedly arranged on one side of a three-way valve body 10, a valve core 9 is arranged on one side of the connecting plate 16 through a valve core fixing ring 17, the end part of the valve core 9 is connected with a driven gear 18, wherein the driven gear 18 is fixed on the valve core 9 through a pressing sheet 20, a stepping motor 11 is positioned on the same side of the valve core 9 on the connecting plate 16, the output end of the stepping motor 11 penetrates through the connecting plate 16 and is connected with a driving gear 19, and the driving gear 19 is meshed with the driven gear 18;
wherein, step motor 11 and controller 8 are connected through the signal line, and controller 8 can be through the rotation of step motor 11 of program control.
The working principle of the invention is as follows: referring to fig. 5, when the water heater is normally powered on to work, the controller 8 controls the electronic magnesium rod 2 to be connected with the liner assembly 1, and meanwhile, the controller 8 outputs a protection current to the electronic magnesium rod 2, so that the liner assembly 1 is always in a negative potential protection state, the liner assembly 1 is not easily corroded and damaged, and at the moment, under the influence of a use environment, habits and the like, the electronic magnesium rod 2 has hydrogen evolution phenomena in different degrees, and the evolved hydrogen floats on the upper part inside the liner assembly 1;
when hydrogen accumulates to a certain amount, the pressure in the inner container assembly 1 rises to a certain degree, the pressure relief device on the three-way valve assembly 12 automatically relieves the pressure, the exhaust pipe 4 is communicated with the pressure relief device at the moment, and the hydrogen on the upper part of the inner container assembly 1 is exhausted out of the inner container through the exhaust pipe 4;
meanwhile, the controller 8 periodically controls the stepping motor 11 to rotate clockwise by 45 degrees through a program, so that the exhaust passage 15 of the three-way valve assembly 12 is communicated with the water outlet passage 13, and the hydrogen floating on the upper part of the liner assembly 1 is discharged out of the liner assembly 1 through the exhaust passage 15;
the controller 8 regularly controls the stepping motor 11 to rotate 45 degrees anticlockwise through a program so that the drainage pipeline 14 of the three-way valve assembly 12 is communicated with the water outlet pipeline 13, and then dirt deposited at the bottom of the liner assembly 1 can be discharged, so that regular automatic exhaust and pollution discharge are realized;
in addition, a user can control the stepping motor 11 to rotate 45 degrees anticlockwise through the controller 8, so that the drainage channel 14 of the three-way valve assembly 12 is communicated with the water outlet pipeline 13, and at the moment, water in the inner container can be discharged out of the inner container through the drainage channel 14, so that self-help pollution discharge is realized.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (10)
1. The utility model provides a take electric water heater of automatic exhaust blowdown function, includes inner bag subassembly (1), inner bag subassembly (1) lower part is provided with water inlet and delivery port, and inlet tube (6) are installed to the water inlet, and outlet pipe (5) are installed to the delivery port, and the inside of inner bag subassembly (1) is provided with electron magnesium stick (2) and heating pipe (7), its characterized in that, automatic exhaust blowdown subassembly (3) are equipped with to the lower part of inner bag subassembly (1), blast pipe (4) of automatic exhaust blowdown subassembly (3) extend to inner bag subassembly (1) top.
2. The electric water heater with the automatic exhaust and sewage discharge function according to claim 1, further comprising a controller (8), wherein the controller (8) is communicated with the automatic exhaust and sewage discharge assembly (3) and the electronic magnesium rod (2) through signal lines.
3. The electric water heater with the automatic exhaust and pollution discharge function according to claim 2, wherein the automatic exhaust and pollution discharge assembly (3) comprises a three-way valve assembly (12), the three-way valve assembly (12) comprises a three-way valve body (10), and a valve core (9) is arranged inside the three-way valve body (10);
the valve core (9) comprises an air exhaust path (15) and a water exhaust path (14) inside, and the exhaust pipe (4) is fixedly connected to the air exhaust path (15).
4. The electric water heater with the automatic exhaust and pollution discharge function according to claim 3, wherein the valve core (9) further comprises a water outlet pipeline (13), and the exhaust path (15) and the water discharge path (14) are respectively communicated with the water outlet pipeline (13).
5. The electric water heater with the automatic exhaust and pollution discharge functions as claimed in claim 4, wherein when the axis of the valve core (9) is horizontal, the water outlet pipeline (13) is blocked from the water discharge pipeline (14) and the air discharge pipeline (15).
6. The electric water heater with the automatic exhaust and pollution discharge functions as claimed in claim 4, wherein when the axis of the valve core (9) rotates 45 degrees clockwise from horizontal, the exhaust path (15) is communicated with the water outlet pipeline (13).
7. The electric water heater with the automatic exhaust and pollution discharge function according to claim 4, wherein when the axis of the valve core (9) rotates 45 degrees from horizontal anticlockwise, the water discharge channel (14) is communicated with the water outlet pipeline (13).
8. The electric water heater with automatic exhaust and pollution discharge function according to any one of claims 5 to 7, wherein an automatic physical pressure relief device is arranged in the three-way valve assembly (12).
9. The electric water heater with the automatic exhaust and pollution discharge function according to claim 8, wherein the automatic exhaust and pollution discharge assembly (3) further comprises a stepping motor (11), the stepping motor (11) is assembled with the valve core (9) through a gear set and a connecting plate (16), and the gear set is driven by the stepping motor (11) to drive the valve core (9) to rotate.
10. The electric water heater with automatic exhaust and pollution discharge function according to claim 9, wherein the stepping motor (11) is connected with the controller (8) through a signal line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210121853.5A CN114427748B (en) | 2022-02-09 | 2022-02-09 | Electric water heater with automatic exhaust and pollution discharge functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210121853.5A CN114427748B (en) | 2022-02-09 | 2022-02-09 | Electric water heater with automatic exhaust and pollution discharge functions |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114427748A true CN114427748A (en) | 2022-05-03 |
| CN114427748B CN114427748B (en) | 2024-03-22 |
Family
ID=81313890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210121853.5A Active CN114427748B (en) | 2022-02-09 | 2022-02-09 | Electric water heater with automatic exhaust and pollution discharge functions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114427748B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202066200U (en) * | 2011-05-23 | 2011-12-07 | 樱花卫厨（中国）股份有限公司 | Improved water tank structure of pollution discharge anticorrosion water heater |
| CN104101095A (en) * | 2013-08-23 | 2014-10-15 | 芜湖美的厨卫电器制造有限公司 | Water heater and blowdown apparatus and blowdown control method thereof |
| CN104110862A (en) * | 2013-10-31 | 2014-10-22 | 芜湖美的厨卫电器制造有限公司 | Water heater |
| CN204610959U (en) * | 2015-05-06 | 2015-09-02 | 台州中天卫厨有限公司 | One key escape cock |
| CN107726602A (en) * | 2017-10-24 | 2018-02-23 | 九阳股份有限公司 | A kind of electric heater of gas collection discharge |
-
2022
- 2022-02-09 CN CN202210121853.5A patent/CN114427748B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202066200U (en) * | 2011-05-23 | 2011-12-07 | 樱花卫厨（中国）股份有限公司 | Improved water tank structure of pollution discharge anticorrosion water heater |
| CN104101095A (en) * | 2013-08-23 | 2014-10-15 | 芜湖美的厨卫电器制造有限公司 | Water heater and blowdown apparatus and blowdown control method thereof |
| CN104110862A (en) * | 2013-10-31 | 2014-10-22 | 芜湖美的厨卫电器制造有限公司 | Water heater |
| CN204610959U (en) * | 2015-05-06 | 2015-09-02 | 台州中天卫厨有限公司 | One key escape cock |
| CN107726602A (en) * | 2017-10-24 | 2018-02-23 | 九阳股份有限公司 | A kind of electric heater of gas collection discharge |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114427748B (en) | 2024-03-22 |
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