CN101900409B - Double-mode single-core preheating and instant electric water heater - Google Patents
Double-mode single-core preheating and instant electric water heater Download PDFInfo
- Publication number
- CN101900409B CN101900409B CN2010102522525A CN201010252252A CN101900409B CN 101900409 B CN101900409 B CN 101900409B CN 2010102522525 A CN2010102522525 A CN 2010102522525A CN 201010252252 A CN201010252252 A CN 201010252252A CN 101900409 B CN101900409 B CN 101900409B
- Authority
- CN
- China
- Prior art keywords
- water
- heating
- water storage
- storage bag
- water inlet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The invention relates to an electric water heater and provides a double-mode single-core preheating and instant electric water heater, comprising a water storage liner, a heating linear, an electrical heated tube, a water inlet tube of the water storage liner and a water outlet tube of the heating linear, wherein the heating linear with the electrical heated tube inside is installed in the water storage liner through connection and is provided with diversion holes; inner ports of the water inlet tube of the water storage liner and the water outlet tube of the heating linear are respectively positioned in a water storage chamber and a heating chamber; and a water outlet tube of the water storage liner and a water inlet tube of the heating linear communicate the inside of the water storage liner with the inside of the heating chamber. The optimization scheme is as follow: a water mixing device is connected with the water outlet tube of the water storage liner, the water inlet tube of the heating linear and the water inlet tube of the water storage liner in series. The electric water heater has the following obvious progresses: 1. the electric water heater adopts double-mode single-core structure and only a set of electrical heated tubes realizes preheating and instant working modes, thus simplifying the structure of the electric water heater; 2. the electric water heater adopts the diversion holes, thus realizing circulative convection of water in the water storage chamber and the heating chamber in the preheating stage; 3. the electric water heater adopts the water outlet tube of the water storage liner to reasonably use the preheated water; and 4. the water mixing device is used for adjusting the proportion of the used preheated water, thus being capable of lengtheningthe hot water supply time of the water heater under low temperature environment.
Description
Technical field
The present invention relates to electric heater, especially in advance the instant electric water heater.
Background technology
The instant electric water heater has overcome the big and bulky shortcoming of storage-type electric water heater of instant electric water heater's power in advance; Its volume ratio storage-type electric water heater little many (approximately are storage-type electric water heater 1/3); Its power designs (is generally 5500W) in the scope that the ordinary family user can install and use; Have the energy-conservation characteristics fast, get consumer reception very much with heating.
A kind of electric water heater that the applicant applies for not long ago (number of patent application is 200920061762.7) is exactly a kind of water heater that is used for preparatory instant electric water heater; As shown in Figure 1, it includes water storage bag 2, instant heating heat-generating pipe 13, preheating heat-generating pipe 23, water inlet pipe 1 and outlet pipe 5.Instant heating heat-generating pipe 13 usefulness one have heating courage 12 cover caps of opening 120 and the upper end that is installed on water storage bag 2; Preheating heat-generating pipe 23 is installed on the lower end of water storage bag 2; Space in the heating courage 12 is for being hot cell 10, and the space between heating courage 12 and the water storage bag 2 is a reservoir chamber 20, and water inlet pipe 1 passes water storage bag 2; Its inner port 11 is positioned at reservoir chamber 20 and leans on preheating heat-generating pipe 23 ends, and it is hot cell 10 that the inner port 51 of outlet pipe 5 is positioned at.
The preparatory instant electric water heater of this structure is work like this: heated by instant heating heat-generating pipe 13 in summer, autumn, spring; Can instant-heating; In winter, earlier the water of reservoir chamber 20 are preheated through preheating heat-generating pipe 23, in the process of using hot water, heat again according to the water temperature of reservoir chamber hot water by preheating heat-generating pipe 23 and 13 pairs of reservoir chambers 20 of instant heating heat-generating pipe; Can guarantee so just that in environment temperature the leaving water temperature of water heater still reaches requirement when lower (for example winter).
Because reservoir chamber 20 stores a certain amount of hot water through preheating in advance; The power of instant heating heat-generating pipe 13 does not need too greatly can reach with discharge and temperature requirement yet during use; Therefore the power designs of instant heating heat-generating pipe 13 allows the 5500W that uses just can satisfy customer requirements the ordinary family user, thereby has overcome the excessive problem of existing instant electric water heater's power.
In the prior art, the electric water heater's who adopts among the instant electric water heater in advance blemish in an otherwise perfect thing is to adopt two groups of heat-generating pipes (being commonly called as the bimodulus dual-core architecture), complex structure, and manufacturing cost is higher.
The innovation and creation content
The objective of the invention is to design a kind of electric water heater who is used for preparatory instant electric water heater; It is the improvement of pre existing instant electric water heater; One group of electric heating tube of its usefulness just can be realized preheating and two kinds of functions of instant heating; Be referred to as double-mode single-core preheating and instant electric water heater, have rational in infrastructure, the thermal efficiency is high and characteristics such as low cost of manufacture.
The object of the invention can be realized through following technical scheme:
A kind of double-mode single-core preheating and instant electric water heater comprises water storage bag, heating courage, electrothermal tube, water storage bag water inlet pipe and heating courage outlet pipe, and an end of water storage bag has installing port; The heating courage is connected and installed in the water storage bag through the installing port of mount pad and water storage bag; Electrothermal tube is installed in the heating courage, and the space in the heating courage is a heating clamber, and the space between heating courage and the water storage bag is a reservoir chamber; The water storage bag water inlet pipe passes water storage bag or mount pad; The inner port of water storage bag water inlet pipe is positioned at reservoir chamber near the mount pad end, and heating courage outlet pipe passes mount pad, and the inner port of heating courage outlet pipe is positioned at heating clamber; It is characterized in that: the heating courage is provided with flow-guiding mouth and following flow-guiding mouth, and a water storage bag outlet pipe is communicated with the end of reservoir chamber away from the heating courage with heating clamber.
Prioritization scheme is: the inner port of heating courage outlet pipe is positioned at heating clamber away from the mount pad end, and a heating courage water inlet pipe passes mount pad, and its inner port is positioned at heating clamber near the mount pad end; The water storage bag outlet pipe passes water storage bag, and its inner port is positioned at reservoir chamber away from heating inner bag end, and its outer end is communicated with heating courage water inlet pipe outer end pipe.
Further prioritization scheme is: the water storage bag outlet pipe is connected through a water admixing device with heating courage water inlet pipe; That is: the outer end of heating courage water inlet pipe is connected to the delivery port of water admixing device; The outer end of water storage bag outlet pipe is connected to a water inlet of water admixing device, and another water inlet of water admixing device is connected to the water storage bag water inlet pipe.The effect of water admixing device is when using hot water, can make to mix in proportion through heating courage water inlet pipe from the cold water of water storage bag water inlet pipe with from the preheating water of water storage bag outlet pipe to get into heating clamber again.Water admixing device comprises mixed water valve, thermostatic valve or proportioning valve.
This scheme can be reduced to: a tube connector will heat the courage water inlet pipe and be connected logical with the water storage bag water inlet pipe; One flow valve is serially connected with on water storage bag water inlet pipe or the water storage bag outlet pipe, regulates flow valve and can make to mix in proportion through heating courage water inlet pipe from the cold water of water storage bag water inlet pipe with from the preheating water of water storage bag outlet pipe and get into heating clamber again.
This electric water heater is installed in the preparatory instant-heating electric water heater uses; When adopting vertical the installation; The heating inner bag is positioned at the below; When adopting when laterally installing, let the inner port of inner port and water storage bag outlet pipe of water storage bag water inlet pipe should lay respectively at the Lower Half and the first half of reservoir chamber, its operation principle is following:
Warm-up phase is full of water in reservoir chamber and the heating clamber, on demand; Start the preheat function of electric heater; The electrothermal tube work of heating courage, the water temperature in the heating clamber raises, and the water of reservoir chamber and heating clamber forms circulative convection through the last flow-guiding mouth of heating courage with following flow-guiding mouth; The water loop direction is: heating clamber → last flow-guiding mouth → reservoir chamber → following flow-guiding mouth → heating clamber; Because the power of electrothermal tube is big (can be designed into 5500W) and the space of reservoir chamber less (can be designed into 20L), the water temperature of reservoir chamber and heating clamber reaches predetermined temperature (for example 80 ℃) soon, and electrothermal tube quits work.
The instant heating stage; Start the instant heating function of electric heater; And open the user and mix faucet water, the control circuit of electric heater starts electrothermal tube according to the water temperature in the heating clamber is suitably working under the power, and the water (flow) direction in the electric water heater has following several kinds of situation according to the structure difference:
Built-in water storage bag outlet pipe (need not to heat the courage water inlet pipe) structure: water storage bag water inlet pipe → reservoir chamber bottom → reservoir chamber top → water storage bag outlet pipe → heating clamber → heating courage outlet pipe; Meanwhile, there is few part water to get into heating clamber from (descending) flow-guiding mouth of going up of heating courage.
The water storage bag outlet pipe connects heating courage water inlet pipe structure outward: water storage bag water inlet pipe → reservoir chamber bottom → reservoir chamber top → water storage bag outlet pipe → (water admixing device →) heating courage water inlet pipe → heating clamber → heating courage outlet pipe; Meanwhile, there is few part water to get into heating clamber from (descending) flow-guiding mouth of going up of heating courage.
To adopting the structure of water admixing device, also has following water stream channel: water storage bag water inlet pipe → water admixing device → heating courage water inlet pipe → heating clamber → heating courage outlet pipe; In this case; After water heater has used preheat function; It can regulate the temperature that (through heating courage water inlet pipe) gets into the water of heating clamber through water admixing device; The water that promptly gets into heating clamber can be all from the preheating water of reservoir chamber, all from the cold water (not using preheating water) of water storage bag water inlet pipe or part from the preheating water of reservoir chamber and part cold water from the water storage bag water inlet pipe; Use preheating water thereby reach to practice thrift, under the lower situation of environment temperature, prolong purpose with the hot water time.The mode of regulating water admixing device can be manual (mixing water valve), also can be automatic (thermostatic valve or proportioning valve cooperate other component).
With the prior art contrast, the present invention has following outstanding substantive distinguishing features and obvious improvement:
1. the bimodulus mononuclear structure has only just been realized preheating and two kinds of mode of operations of instant heating with one group of electrothermal tube, has simplified electric water heater's structure and has reduced its control assembly, has increased the dischargeable capacity of reservoir chamber.
2. adopt flow-guiding mouth to realize the circulative convection of water between reservoir chamber and the heating clamber of warm-up phase easily.
3. adopt the water storage bag outlet pipe, realized that the heating inner bag that is positioned at the bottom can preferentially use preheating water, has avoided the cold and hot water in instant heating stage to dash.
4. through water admixing device is set, get into heating clamber again after preheating water and cold water arranged in pairs or groups in proportion, can control the temperature of the water that gets into heating clamber, use preheating water, under the lower situation of environment temperature, prolong the purpose of using the hot water time thereby reach to practice thrift.
Description of drawings
Fig. 1 is the structural representation of existing preparatory instant electric water heater;
Fig. 2 is a kind of structure of the present invention (built-in water storage bag outlet pipe) sketch map;
Fig. 2 A is the horizontal scheme of installation of the structure of Fig. 2;
Fig. 3 is another kind of structure of the present invention (the water storage bag outlet pipe connects a heating courage water inlet pipe outward) sketch map;
Fig. 3 A is the horizontal scheme of installation of the structure of Fig. 3;
Fig. 4 is preferred structure of the present invention (having a water admixing device) sketch map;
Fig. 4 A is the horizontal scheme of installation of the structure of Fig. 4;
Fig. 5, Fig. 6 are other 2 kinds of preferred structures of the present invention (flow valve) sketch mapes.
The specific embodiment
With embodiment the present invention is described further below:
With reference to figure 2; A kind of double-mode single-core preheating and instant electric water heater; Comprise water storage bag 2, heating courage 12, electrothermal tube 13, water storage bag water inlet pipe 1 and heating courage outlet pipe 5, an end of water storage bag 2 has installing port, and heating courage 12 is connected and installed in the water storage bag 2 through the installing port of mount pad 21 with water storage bag 2; Electrothermal tube 13 is installed in the heating courage 12; Space in the heating courage 12 is a heating clamber 10, and the space between heating courage 12 and the water storage bag 2 is a reservoir chamber 20, and heating courage 12 is provided with flow-guiding mouth 15 and following flow-guiding mouth 14;
Water storage bag water inlet pipe 1 (being electric water heater's water inlet pipe) passes water storage bag 2, and its inner port 11 is positioned at reservoir chamber 20 near mount pad 21 ends;
Heating courage outlet pipe 5 (being electric water heater's outlet pipe) are passed mount pad 21, and its inner port 51 is positioned at heating clamber 10 away from mount pad 21 ends;
Water storage bag outlet pipe 3 passes heating courage 12, and its port 31 is positioned at the end of reservoir chamber 20 away from heating courage 12, and its lower port 32 is positioned at heating clamber 10 and leans on mount pad 21 ends.
This electric water heater is installed on preparatory instant heating to be used in electric heater; Adopt vertical the installation; Promptly heat inner bag and be positioned at the below, when installing and using, the external port 16 of water storage bag water inlet pipe 1 is communicated with running water pipe; External port 52 serial connections of heating courage outlet pipe 5 make reservoir chamber 20 and heating clamber 10 be full of the cold water of being carried by running water pipe with water valve (tap).
When ambient temperature lower (for example winter) when needing preheating (warm-up phase); Open the preheating switch of electric heater; Electrothermal tube 13 in the heating courage 12 starts as the preheating heating tube, and instant electric water heater gets into preheating program in advance, supposes that preheat temperature is set at 80 ℃.
At this moment; Electrothermal tube 13 is with the heating of the water in the heating clamber 10; Water temperatures in the heating clamber 10 raise and its water with reservoir chamber 20 are formed circulate: heating clamber 10 → last flow-guiding mouth 15 → reservoir chamber 20 → following flow-guiding mouth 14 → heating clamber 10; Water temperature in reservoir chamber 20 and heating clamber 10 reaches pre-heating temperature (80 ℃), and electrothermal tube 13 quits work, and preheating program stops.
When using hot water (instant heating stage); Start the instant heating program of electric heater; Electrothermal tube 13 is worked as the instant heating heating tube; It is according to water temperature in the heating clamber 10 or the suitable heating power of leaving water temperature variation the startup; Water in the heating clamber 10 is discharged by heating courage outlet pipe 5 after electrothermal tube 13 heats again, and the water in the reservoir chamber 20 replenishes heating clamber 10 from the top through water storage bag outlet pipe 3 simultaneously, and water (flow) direction is: water storage bag water inlet pipe 1 → reservoir chamber 20 bottoms → reservoir chamber 20 tops → water storage bag outlet pipe 3 → heating clamber 10 → heating courage outlet pipe 5; Meanwhile, reservoir chamber 20 bottoms have fraction water directly to get into heating clamber 10 through last flow-guiding mouth 15 and following flow-guiding mouth 14.
When not using preheat function just to use hot water when (as in spring, autumn, summer), heating courage 12 uses as instant electric water heater with electrothermal tube 13, and water storage bag 2 and water storage bag outlet pipe 3 are as the water stream channel that gets into heating clamber 10.
After having used preheat function, re-use hot water when (like winter); The water major part that gets into heating clamber 10 is the preheating water from reservoir chamber 20 (the beginning water temperature is higher), and at this moment the control circuit of electric heater is not worked or part work according to the water temperature control electrothermal tube 3 that gets into heating clamber 10.
Along with hot water increases service time; The preheating water that is positioned at reservoir chamber 20 tops reduces gradually; The new cold water that gets into reservoir chamber 20 bottoms increases gradually, and simultaneously also because the convection action of water in the reservoir chamber, the temperature of the water that flows out from water storage bag outlet pipe 3 reduces gradually; At this moment the control circuit of electric heater is according to all work or part work of the water temperature control electrothermal tube 3 that gets into heating clamber 10, to guarantee leaving water temperature.This shows that present embodiment has the preferential effect of using of preheating water.
Again with reference to figure 2A; For can being horizontally installed in the electric heater, uses present embodiment; During design; Water storage bag water inlet pipe 1 and water storage bag outlet pipe 3 are laid respectively at the both sides of reservoir chamber 20, when horizontal installations, let the inner port of inner port and water storage bag outlet pipe 3 of water storage bag water inlet pipe 1 lay respectively at Lower Half and the first half (time advance on go out structure) of reservoir chamber 20; The position of last flow-guiding mouth 15 and following flow-guiding mouth 14 changes to some extent, and the flow-guiding mouth that promptly is positioned at heating courage 12 center lines top is last flow-guiding mouth 15, the flow-guiding mouth that is positioned at heating courage 12 center lines below under flow-guiding mouth 14.Other structure and work are paid no attention to recited above identical.
With reference to figure 3, the difference of present embodiment and embodiment 1 is: a heating courage water inlet pipe 4 passes mount pad 21, and its inner port 41 is positioned at heating clamber 10 near mount pad 21 ends; Water storage bag outlet pipe 3 passes water storage bag 2, and its inner port 31 is positioned at the end of reservoir chamber 20 away from heating courage 12, and its outer end is communicated with the outer end pipe of heating courage water inlet pipe 4.
The use of present embodiment and operation principle are identical with embodiment one.
When using hot water; Its water (flow) direction is: water storage bag water inlet pipe 1 → reservoir chamber 20 bottoms → reservoir chamber 20 tops → water storage bag outlet pipe 3 → heating courage water inlet pipe 4 → heating clamber 10 → heating courage outlet pipe 5; Meanwhile, reservoir chamber 20 bottoms have fraction water directly to get into heating clamber 10 through last flow-guiding mouth 15 and following flow-guiding mouth 14.
Present embodiment also can be horizontally installed in and use (like Fig. 3 A) in the electric heater.
With reference to figure 4; Present embodiment is with the difference of embodiment 2: heating courage water inlet pipe 4 mixes water valve 6 with water storage bag outlet pipe 3 through one and is connected; That is: the outer end of heating courage water inlet pipe 4 is connected to the delivery port that mixes water valve 6; The outer end of water storage bag outlet pipe 3 is connected to a water inlet that mixes water valve 6, and another water inlet water pipe that mixes water valve 6 is connected to water storage bag water inlet pipe 1.
Mix water valve 6 and also can use thermostatic valve instead and regulate automatically, can also adopt proportioning valve and be adjusted to preferential use cold water (practicing thrift the use preheating water) automatically or preferentially use preheating water according to leaving water temperature and design temperature through control circuit.When control circuit is designed to preferentially use cold water; Proportioning valve at first will reach minimum (practice thrift and use preheating water) with the port that water storage bag outlet pipe 3 is connected; To reach maximum with the port that water storage bag water inlet pipe 1 is connected simultaneously, the water that at this moment gets into heating clamber 10 all or major part be the water that directly comes from water storage bag water inlet pipe 1, inflow temperature is lower; The control circuit of electric heater is regulated the power of electrothermal tube 3 according to leaving water temperature; Use maximum (for example 5500W) in the time of still can not satisfying the leaving water temperature requirement when the power of electrothermal tube 3, just regulate proportioning valve, progressively increase the ratio that gets into the water of heating clamber 10 from water storage bag outlet pipe 3; Improve the inflow temperature of heating clamber 10, leaving water temperature is met the requirements.
The characteristics of present embodiment are: electric heater can be regulated the ratio of using preheating water according to leaving water temperature, when environment temperature is low, practices thrift and uses preheating water, can prolong the hot water time of using.
Present embodiment also can be horizontally installed in and use (like Fig. 4 A) in the electric heater.
With reference to figure 5; The difference of present embodiment and embodiment 3 is to change mixed water valve into flow valve: flow valve 7 is serially connected with on the water storage bag water inlet pipe 1; One tube connector 8 is connected between heating courage water inlet pipe 4 and the water storage bag water inlet pipe 1; Regulating flow valve 7 can make directly from the water of water storage bag water inlet pipe 1 with from the water of water storage bag outlet pipe 3 and get into heating clambers through heating courage water inlet pipe 4 backs in proportion.Its effect is identical with embodiment 3.
With reference to figure 6; The difference of present embodiment and embodiment 3 is to change mixed water valve into flow valve: flow valve 7 is serially connected with on the preheating outlet pipe 3; One tube connector 8 is connected between heating courage water inlet pipe 4 and the water storage bag water inlet pipe 1; Regulating flow valve 7 can make directly from the water of water storage bag water inlet pipe 1 with from the water of water storage bag outlet pipe 3 and get into heating clambers through heating courage water inlet pipe 4 backs in proportion.Its effect is identical with embodiment 3.
Claims (4)
1. double-mode single-core preheating and instant electric water heater; Comprise water storage bag (2), heating courage (12), electrothermal tube (13), water storage bag water inlet pipe (1) and heating courage outlet pipe (5); One end of water storage bag (2) has installing port, and heating courage (12) is connected and installed in the water storage bag (2) through the installing port of mount pad (21) with water storage bag (2), and electrothermal tube (13) is installed in the heating courage (12); Space in the heating courage (12) is heating clamber (10), and the space between heating courage (12) and the water storage bag (2) is reservoir chamber (20); Water storage bag water inlet pipe (1) passes water storage bag (2) or mount pad (21), and its inner port (11) is positioned at reservoir chamber (20) and holds near mount pad (21); Heating courage outlet pipe (5) passes mount pad (21); Its inner port (51) is positioned at heating clamber (10); It is characterized in that: heating courage (12) is provided with flow-guiding mouth (15) and following flow-guiding mouth (14), and a water storage bag outlet pipe (3) is communicated with the end of reservoir chamber (20) away from heating courage (12) with heating clamber (10).
2. double-mode single-core preheating and instant electric water heater as claimed in claim 1 is characterized in that: the inner port (51) of heating courage outlet pipe (5) is positioned at heating clamber (10) and holds away from mount pad (21); Article one, heating courage water inlet pipe (4) passes mount pad (21), and its inner port (41) is positioned at heating clamber (10) and holds near mount pad (21); Water storage bag outlet pipe (3) passes water storage bag (2), and its inner port (31) is positioned at the end of reservoir chamber (20) away from heating courage (12), and its outer end is communicated with heating courage water inlet pipe (4) outer end pipe.
3. the double-mode single-core preheating and instant electric water heater shown in claim 2; It is characterized in that water storage bag outlet pipe (3) is connected through a water admixing device (6) with heating courage water inlet pipe (4); That is: the outer end of heating courage water inlet pipe (4) is connected to the delivery port of water admixing device (6); The outer end of water storage bag outlet pipe (3) is connected to a water inlet of water admixing device (6); Another water inlet of water admixing device (6) is connected to water storage bag water inlet pipe (1), and said water admixing device (6) comprises mixed water valve, thermostatic valve or proportioning valve.
4. the double-mode single-core preheating and instant electric water heater shown in claim 2; It is characterized in that: a tube connector (8) pipe is connected between heating courage water inlet pipe (4) and the water storage bag water inlet pipe (1), and a flow valve (7) is serially connected with on water storage bag water inlet pipe (1) or the water storage bag outlet pipe (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102522525A CN101900409B (en) | 2010-08-12 | 2010-08-12 | Double-mode single-core preheating and instant electric water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102522525A CN101900409B (en) | 2010-08-12 | 2010-08-12 | Double-mode single-core preheating and instant electric water heater |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101900409A CN101900409A (en) | 2010-12-01 |
| CN101900409B true CN101900409B (en) | 2012-09-05 |
Family
ID=43226173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102522525A Active CN101900409B (en) | 2010-08-12 | 2010-08-12 | Double-mode single-core preheating and instant electric water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101900409B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102261732A (en) * | 2011-07-19 | 2011-11-30 | 梁垣生 | Quick-heating electric water heater |
| CN104344563B (en) * | 2014-11-13 | 2017-01-25 | 奥特朗电器（广州）有限公司 | Cast aluminum electric heater and multi-mode single-core pre-instant electric water heater |
| CN105757962B (en) * | 2016-05-03 | 2019-05-17 | 伍柏峰 | A kind of multimode water heater |
| CN107606780B (en) * | 2017-10-25 | 2023-04-18 | 广东万和新电气股份有限公司 | Water heater and control method thereof |
| CN111189215B (en) * | 2018-11-14 | 2022-02-18 | 芜湖美的厨卫电器制造有限公司 | Heater and water heating apparatus |
| CN112594919B (en) * | 2020-12-16 | 2022-05-03 | 安庆船用电器有限责任公司 | Vertical explosion-proof type marine heater convenient to installation |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101504187A (en) * | 2008-02-05 | 2009-08-12 | 海尔集团公司 | Electric water heater |
| CN201488225U (en) * | 2009-08-04 | 2010-05-26 | 奥特朗电器（广州）有限公司 | Electric-heating water heater |
| CN201772609U (en) * | 2010-08-12 | 2011-03-23 | 奥特朗电器（广州）有限公司 | Dual mode mononuclear preliminary instant heating type electric water heater |
-
2010
- 2010-08-12 CN CN2010102522525A patent/CN101900409B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101504187A (en) * | 2008-02-05 | 2009-08-12 | 海尔集团公司 | Electric water heater |
| CN201488225U (en) * | 2009-08-04 | 2010-05-26 | 奥特朗电器（广州）有限公司 | Electric-heating water heater |
| CN201772609U (en) * | 2010-08-12 | 2011-03-23 | 奥特朗电器（广州）有限公司 | Dual mode mononuclear preliminary instant heating type electric water heater |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101900409A (en) | 2010-12-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101900409B (en) | Double-mode single-core preheating and instant electric water heater | |
| WO2017012479A1 (en) | Small thermostatic electric storage water heater for water supply terminal | |
| CN202547068U (en) | Water-storage quick-heating combined constant-temperature electric water heater | |
| CN203824042U (en) | Hot water system | |
| TWI377325B (en) | ||
| CN204285773U (en) | Variable-frequency constant warm type storage-type electric water heater | |
| CN102141265A (en) | Instantly opening and heating water-energy saving water heater system | |
| CN105115160A (en) | Water mixing device and water mixing system with same | |
| CN2878988Y (en) | Household combined heat exchanger | |
| CN104236112B (en) | The control method of water system | |
| CN207378922U (en) | A kind of auxiliary heating type gas-heating water heater | |
| CN201772609U (en) | Dual mode mononuclear preliminary instant heating type electric water heater | |
| CN207279949U (en) | A kind of electric heater | |
| CN204902199U (en) | Fire electric heat water system | |
| CN202947301U (en) | Solar energy gas composite energy source hot water system | |
| CN205119198U (en) | Central heating system | |
| CN203771666U (en) | Water heater | |
| CN201983427U (en) | Instant water storage electric water heater | |
| CN102901147B (en) | Multi-energy water heating device | |
| CN105258195A (en) | Central heating system | |
| CN206469505U (en) | A kind of device saved for water heater cold water | |
| CN204902265U (en) | Zero cold water oneself's exchange device and have its self - exchange system of fragmentary cold water | |
| CN205002391U (en) | Water admixing device and have its muddy water system | |
| CN205425411U (en) | Electric water heater | |
| JP5533397B2 (en) | Hot water storage water heater |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |