CN200952812Y - Small installation power instant heating electric water heater - Google Patents
Small installation power instant heating electric water heater Download PDFInfo
- Publication number
- CN200952812Y CN200952812Y CN 200620096051 CN200620096051U CN200952812Y CN 200952812 Y CN200952812 Y CN 200952812Y CN 200620096051 CN200620096051 CN 200620096051 CN 200620096051 U CN200620096051 U CN 200620096051U CN 200952812 Y CN200952812 Y CN 200952812Y
- Authority
- CN
- China
- Prior art keywords
- water heater
- contactor
- electric water
- actuating coil
- power supply
- 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.)
- Expired - Fee Related
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 257
- 238000010438 heat treatment Methods 0.000 title claims abstract description 11
- 238000009434 installation Methods 0.000 title claims description 21
- 239000008398 formation water Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 239000008400 supply water Substances 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 2
- 238000005485 electric heating Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 238000003287 bathing Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Images
Landscapes
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The utility model relates to an electric instantly-hot water heater with a small installed power, pertains to the technical field of electric water heater, which essentially solves the problem associated with prior electric water heater that the installed power is high, and is not mated with the installed power of ordinary residences. The utility model is essentially characterized in that in addition to the electric instantly-hot water heater, a water-storing electric water heater is provided, the output water from which is led into the electric instantly-hot water heater through a connection pipe; a control valve is provided on the water-storing electric water heater; in addition, a circuit is provided for selecting and converting the operation modes of the water heater and for changing over the power supply for and interlocking the two water heaters, so that the water heater has three operation modes, namely storing and keeping temperature of electrically heated water, heating instantly and supplying hot water, supplying hot water jointly by the two water heaters; and the three operation modes can be changed over manually or automatically.
Description
Technical field
The utility model relates to electric heater, particularly a kind of instant electric water heater of little installation power.Belong to the electric heater technical field.
Background technology
In recent years, the instant electric water heater is owing to have gas heater and storage-type electric water heater safety concurrently, save time, convenient, cost of use is low, little advantage takes up room, be subjected to consumer's favor, but this water heater is because employing is hot mode work, for guaranteeing to use winter, the outlet hot water temperature reaches the requirement of bathing temperature, the installation electrical power of water heater is bigger, even if 95% Efficiency Calculation is pressed in calculating as can be known, use in the northern area of China, water heater is installed electrical power at least more than 7KW, use at China's southern area, more than 5KW, this just makes promoting the use of of this water heater be very limited to the installation electrical power at least, therefore, for guaranteeing to use hot water winter, strengthen the method for water heater installation power, not only strengthened consumer's input, efficient when also having reduced equipment work has more stoped this water heater to enter the family of existing a large amount of ordinary residences; It is that the heat method of heating is again given in the employing of dual-heating mode heating apparatus of electric water heater earlier that utility model patent discloses a kind of giving, reduce the design power of water heater, because giving hot cylinder is not a complete storage-type electric water heater, not insulation, settings such as automatic heated constant temperature differ directly in circuit, connect power supply before needing to use and give heat, the grade that needs to do some times before using is like this waitd upon, and not oversize for making the stand-by period, water heaters design power can not reduce too much.This patent exist another deficiency be water heater in whole use, need manual control operation, inconvenience, and maloperation may occur.
Summary of the invention
The purpose of this utility model is the big problem of installation electrical power that exists at the instant electric water heater, the deficiency that exists with above-mentioned patent provides a kind of in the most of area of China, has the instant heating heat water supply functions the most of the time in 1 year, also can satisfy instructions for use in the winter time, it installs the less suitable present ordinary residence electrical power installation situation of electrical power, the instant electric water heater of a kind of little installation power that automaticity is higher.
The technical solution of the utility model is: a kind of little installation power instant electric water heater, comprise the instant electric water heater, and it is characterized in that at least also being provided with a storage-type electric water heater; The water outlet of storage-type electric water heater is incorporated into instant electric water heater's water inlet position through check valve, control valve; Water heater is provided with water heater working mode change-over switch, is provided with the switch of instant electric water heater's power supply and storage-type electric water heater power supply being changed interlocking.
Said storage-type electric water heater is an electric resistor heating type in the technical solutions of the utility model, or the electromagnetic eddy heated type.
Said control valve is for mixing water valve in the technical solutions of the utility model, and an inlet that mixes water valve connects cold water inlet, and one enters the mouth connects the outlet pipe of storage-type electric water heater through check valve, and the outlet that mixes water valve connects instant electric water heater's water inlet pipe through tube connector.
Said control valve is a magnetic valve in the technical solutions of the utility model, also comprises control magnetic valve on-off switch.
The outlet pipe of said storage-type electric water heater is through check valve with connect instant electric water heater's set water inlet pipe in position of intaking in the technical solutions of the utility model.
Said water heater working mode change-over switch is that multidigit rotary switch, it and contactor, relay, magnetic valve actuating coil constitute in the technical solutions of the utility model, the water heater working mode is selected change-over circuit, one end of contactor actuating coil connects two stationary contacts of multidigit rotary switch respectively more respectively through the normally-closed contact and the normally opened contact of relay; The contactor actuating coil is attempted by the two ends of contactor and normally opened contact series circuit, and the actuating coil of relay is attempted by the two ends of contactor actuating coil; The contactor actuating coil is in parallel with the magnetic valve actuating coil with the normally opened contact series circuit of relay, and an end node connects the 3rd stationary contact of multidigit rotary switch, and the relay actuating coil is attempted by the two ends of magnetic valve actuating coil; One end of contactor actuating coil and magnetic valve actuating coil connects the end that node connects power supply, and the movable contact of multidigit rotary switch connects the power supply other end; Power supply connects the storage-type electric water heater power supply through the normally opened contact of contactor, the normally-closed contact of contactor, power supply through the normally opened contact of two contactors, meet the instant electric water heater.
Said water heater working mode selective switchgear is made of cold water temperature controller and press button in the technical solutions of the utility model, and the temperature sensor of this cold water temperature controller is located in the cold water that enters water heater.
Said cold water temperature controller and press button in the technical solutions of the utility model, contactor, the magnetic valve actuating coil is formed the water heater working mode together and is selected change-over circuit automatically, contactor actuating coil one end wherein, connect power supply one end through cold water temperature controller normally opened contact, contactor actuating coil one end connects power supply one end through the press button normally opened contact, magnetic valve actuating coil one end, receive this end of contactor actuating coil through another normally opened contact of cold water temperature controller, the contactor actuating coil and the magnetic valve actuating coil other end are also received the power supply other end, power supply connects storage-type electric water heater through contactor normally opened contact and contactor normally-closed contact, and power supply meets the instant electric water heater through the contactor normally opened contact.
The temperature of said cold water temperature controller is set at a temperature spot in 20 ℃～3 ℃ temperature ranges in the technical solutions of the utility model.
Said storage-type electric water heater and instant electric water heater divide and to be arranged or to be whole a setting in the technical solutions of the utility model.
The utility model is owing to adopted technique scheme, thereby make the immediate heating type electric heater in less installation power, realize that China has the function of instant heating heat supply water the most of the time in 1 year of most of area, though and need winter by two water heater combined heat water, but because storage-type electric water heater only need provide partial heat energy, this water heater can be done than low capacity like this, and can not bring very big inconvenience to use by heat supply water within a short period of time.
Description of drawings
Fig. 1 is first kind of embodiment water heater of the utility model cutaway view;
Fig. 2 is that first kind of embodiment water heater working of the utility model mode is selected the change-over circuit schematic diagram;
Fig. 3 is second kind of embodiment water heater of the utility model cutaway view;
Fig. 4 is second kind of embodiment water heater of the utility model side view;
Fig. 5 is that second kind of embodiment water heater working of the utility model mode is selected the change-over circuit schematic diagram;
Fig. 6 is the third embodiment water heater cutaway view of the utility model;
Fig. 7 is that the third embodiment water heater working mode of the utility model is selected the change-over circuit schematic diagram.
Embodiment 1
Fig. 1 is the utility model embodiment 1 water heater cutaway view.Instant electric water heater 15 adopts the resistance heated type in the present embodiment, it is made up of shell 1, heat insulating mattress 2, inner bag 3, electric heating body 4, temperature sensor 5, temperature controller 23, water inlet pipe 22, outlet pipe 24, storage-type electric water heater 11 adopts the resistance heated type, and it is made up of shell 8, heat-insulation layer 9, inner bag 10, electric heating body 12, temperature controller 13, water inlet pipe 14, outlet pipe 7; Storage-type electric water heater 11 is installed on instant electric water heater 15 top, water inlet manifold 19 is connected with the arrival end of threeway 18, the water inlet pipe 14 of storage-type electric water heater 11 is connected through a port of export of tube connector 17 and threeway 18, the outlet pipe 7 of this water heater 11 is connected through an arrival end of tube connector 6 and mixed water valve 20; Check valve 16 is installed on tube connector 6, and its installation direction is to allow the current direction instant electric water heater 15 that of storage-type electric water heater 11 to intake; Mix another arrival end of water valve 20 and another port of export of threeway 18 and be connected, the outlet that mixes water valve 20 connects instant electric water heater 15 water inlet pipe 22 through tube connector 21; Fig. 2 is that embodiment 1 water heater working mode is selected the change-over circuit schematic diagram; By multidigit rotary switch 25, contactor 26,27, relay 28 is formed, wherein, one end of contactor 26 actuating coils, respectively through the normally-closed contact 28a and the normally opened contact 28b of relay 28, meet first 25a of multidigit rotary switch 25 respectively, second 25b, wherein, first is set at storage-type electric water heater 11 working positions, second is set at instant electric water heater's 15 working positions, one end of the actuating coil of contactor 27, meet second 25b of multidigit rotary switch 25, the two ends of relay 28 actuating coils are attempted by the two ends of contactor 27 actuating coils, contactor 26, one end of another termination power of 27 actuating coils, the pivoted arm of multidigit rotary switch 25 connects the other end of power supply, power supply is through contactor 26 normally opened contact 26b, and contactor 27 normally-closed contact 27a connect storage-type electric water heater 11.Power supply is through contactor 26 normally opened contact 26b, and contactor 27 normally opened contact 27b meet instant electric water heater 15; The 3rd 25c of multidigit rotary switch 25 is set at not working position of water heater; When multidigit rotary switch 25 pivoted arms during at first 25a power supply give the energising of contactor 26 actuating coils through relay 28 normally-closed contact 28a, this contactor 26 normally opened contact 26b connect, and power supply makes storage-type electric water heater 11 energising work through contactor 27 normally-closed contact 27a.When multidigit rotary switch 25 pivoted arms during at second 25b, relay 28 energising work, contactor 26,27 actions, power supply is added to instant electric water heater 15 through contactor 26,27 normally opened contact 26b, 27b, these water heater 15 work, the conversion interlocking of two water heaters, 11,15 power supplys has been finished in storage-type electric water heater 11 outages.At this moment, be in the position of closing storage-type electric water heater 11 water outlets, open and mix water valve 20 and only have cold water to enter instant electric water heater 15, be instant electric water heater 15 mode that works independently if mix water valve 20.Be in the position that partially opens storage-type electric water heater 11 water outlets if mix water valve 20, this moment, water heater was that mode is made in 11, the 15 combined heat water conservancy projects of two water heaters.
Fig. 3 is the utility model embodiment 2 water heater cutaway views; Fig. 4 is embodiment 2 water heater side views.In the present embodiment, storage-type electric water heater 35 and instant electric water heater 45 all adopt high-frequency electromagnetic eddy current hot type.Two water heaters, 35,45 shared frequency converters supply high-frequency electrical by switch transition to two water heaters 35,45.Storage-type electric water heater is made up of shell 29, heat-insulation layer 37, inner bag 34, eddy-current heating body 33, magnet exciting coil 48, temperature controller 47, magnesium rod 33a, frequency converter 39, water inlet pipe 32, outlet pipe 36.Instant electric water heater 45 is made up of shell 29, heat insulating mattress 30, inner bag 31, frequency converter 39, magnet exciting coil 50, temperature sensor 49, temperature controller 38, water inlet pipe 43, outlet pipe 46.These water heater 45 water inlet tops, position have additional a water inlet pipe 41, the water outlet of storage-type electric water heater 35, be connected with instant electric water heater's 45 water inlet pipes 41 through tube connector 40, on this tube connector 40, be provided with check valve 16, magnetic valve 44, water inlet manifold 42 is received the arrival end of threeway 42a, the port of export of threeway 42a is connected through the water inlet pipe 32 of tube connector 42b and storage-type electric water heater 35, and another outlet of threeway 42a is connected with instant electric water heater 45 water inlet pipe 43.Two water heaters 35,45 are installed in the same shell 29, be provided with cavity 55 in its side, fan 39a, temperature controller 38, frequency converter 39, water heater working mode be installed in the cavity 55 select multidigit rotary switch 51, contactor 52,53, relay 54,56 magnet exciting coils 48,50, check valve 16, magnetic valve 44, threeway 42a and corresponding tube connector and stube cable in the change-over circuit.Fig. 5 is that second kind of embodiment water heater working of the utility model mode is selected the change-over circuit schematic diagram, and this circuit is made up of multidigit rotary switch 51, contactor 52,53, relay 54,56 and magnetic valve 44 actuating coil 44a.First 51a of multidigit rotary switch 51, second 51b, the 3rd 51c and contactor 52,53, the method of attachment of relay 54 selects the change-over circuit schematic diagram identical with embodiment 1 water heater working mode, difference only is to have increased the 4th 51d of multidigit rotary switch and magnetic valve actuating coil 44a, relay 56, its method of attachment is the normally opened contact 56b that an end of contactor 53 actuating coils also passes through relay 56, meet the 4th 51d of multidigit rotary switch 51, the 4th 51d of magnetic valve 44 actuating coil 44a, one termination multidigit rotary switch 51, its another termination power one end, relay 56 actuating coils are attempted by magnetic valve actuating coil 44a two ends.For realizing a shared frequency converter 39, to two water heaters 35,45 magnet exciting coil 48,50 conversion interlocking power supplies, power supply connects frequency converter 39 power inputs through contactor normally opened contact 52b, its output is respectively through contactor 53 normally-closed contact 53a and normally opened contact 53b, connect magnet exciting coil 48 and magnet exciting coil 50 respectively, power supply is given magnetic valve actuating coil 44a power supply when multidigit rotary switch 51 is selected the 4th 51d like this, magnetic valve 44 is opened, the hot water of storage-type electric water heater 35 is through tube connector 40, check valve 16, magnetic valve 44, water inlet pipe 41 enters instant electric water heater 45, relay 56 actions simultaneously make contactor 52,53, relay 54 energising actions, power supply is powered to magnet exciting coil 50 through frequency converter 39, magnet exciting coil 48 disconnects, and realizes two water heaters 35, mode is made in 45 combined heat water conservancy projects.
Fig. 6 is the utility model embodiment 3 water heater cutaway views; This embodiment removes and be provided with cold water temperature controller 57 on the tube connector 42b between water heater water inlet manifold 42 and storage-type electric water heater 35 water inlet pipes 32, outside different with embodiment 2, all the other are identical with embodiment 2, the temp probe of cold water temperature controller 57 places in the cold water of the water inlet pipe 42b that enters cold water, the temperature that the cold water temperature controller is set can be in 20 ℃～3 ℃ temperature ranges a temperature spot, when the cold water temperature that enters water heater is lower than the temperature spot of setting, these cold water temperature controller 57 actions, its normally opened contact 57b, 57b ' closure; Fig. 7 is that embodiment 3 water heater working modes are selected the change-over circuit schematic diagram, and this circuit is by cold water temperature controller 57 normally opened contact 57b, 57b ', and press button 58, contactor 59,60, magnetic valve actuating coil 44a forms.Contactor 59 actuating coils one end is received power supply one end through cold water temperature controller normally opened contact 57b, contactor 60 actuating coils one end connects power supply one end through press button 58, magnetic valve actuating coil 44a one end is through cold water temperature controller 57 normally opened contact 57b ' and receive on this end of contactor 60 actuating coils, and contactor 59,60 actuating coils and the magnetic valve actuating coil 44a other end are also received the power supply other end.Power supply is through contactor 59 normally opened contact 59b, contactor 60 normally-closed contact 60a connect the magnet exciting coil 48 of storage-type electric water heater 35, power supply connects instant electric water heater 45 magnet exciting coil 50 through contactor 60 normally opened contact 60b, when the cold water temperature that enters water heater is lower than the temperature of cold water temperature controller 57 settings, the action of cold water temperature controller, its normally opened contact 57b, 57b ' action, contactor 59 actuating coils obtain power supply, its normally opened contact 59b closure, power supply is to magnet exciting coil 48 power supplies of storage-type electric water heater 35, and water heater enters storage-type electric water heater heat tracing water storage duty automatically.At this moment, if press the button switch 58, power supply makes contactor 60 obtain power supply through press button 58, contactor normally opened contact 60b closure, power supply is often opened contact 60b and is turned to 50 power supplies of instant electric water heater's 45 magnet exciting coils, simultaneously because cold water temperature controller normally opened contact 57b is in closure state, magnetic valve actuating coil 44a obtains, magnetic valve 44 actions, the hot water that makes storage-type electric water heater 35 storages is through check valve 16, magnetic valve 44 enters instant electric water heater 45, realizes that 35, the 45 combined heat water conservancy projects of two water heaters make mode.When cold water temperature controller 57 records the temperature that the cold water temperature that enters water heater is higher than setting, this temperature controller 57 is failure to actuate, storage-type electric water heater 35 is not worked, magnetic valve 44 is failure to actuate, press the button switch 58 this moment, contactor 60 actuating coils obtain electronic work, power supply is powered to instant electric water heater's 45 magnet exciting coils 50 through its normally opened contact 60b, water heater was in the instant electric water heater 45 heat supply water conservancy project that works independently and made mode this moment, above cold water temperature controller 57 can be installed among the utility model embodiment 1 equally, can realize the automatic conversion work mode of water heater equally.Can realize the temperature that storage-type electric water heater 11,35 sets according to cold water temperature controller 57 automatically equally, the work of storage-type electric water heater 11,35 is controlled automatically.
Water heater working mode selective switchgear of the present utility model, remove available multidigit rotary switch, outside the press button, also other switch such as available thin film switch, the working mode selection change-over circuit of its formation is except that having the contact circuit that contactor, relay and above-mentioned switch constitute, can also adopt operational amplifier, logic circuit or IC chip, the circuit that noncontacting switches such as operational amplifier are formed.
Claims (9)
1, a kind of little installation power instant electric water heater comprises instant electric water heater (15,45), it is characterized in that at least also being provided with a storage-type electric water heater (11,35); The water outlet of storage-type electric water heater (11,35) is incorporated into the water inlet position of instant electric water heater (15,45) through check valve (16), control valve (20,44); Water heater is provided with water heater working mode selective switchgear (25,51,57,58), is provided with the switch (27,53,60) of instant electric water heater's (15,45) power supply and storage-type electric water heater (11,35) power supply being changed interlocking.
2, little installation power instant electric water heater according to claim 1 is characterized in that said storage-type electric water heater (11,35) is an electric resistor heating type, or the electromagnetic eddy heated type.
3, little installation power instant electric water heater according to claim 1, it is characterized in that said control valve (20) is for mixing water valve, an inlet that mixes water valve (20) connects cold water inlet (19), one enters the mouth connects the outlet pipe (7,36) of storage-type electric water heater (11,35) through check valve (16), the outlet that mixes water valve (20) connects the water inlet pipe (22,43) of instant electric water heater (15,45) through tube connector (21).
4, little installation power instant electric water heater according to claim 1 is characterized in that said control valve (44) is a magnetic valve, also comprises control magnetic valve on-off switch.
5, little installation power instant electric water heater according to claim 1 is characterized in that the outlet pipe (36) of said storage-type electric water heater (11,35) connects the set water inlet pipe (41) in instant electric water heater (15,45) water inlet position through check valve (16).
6, little installation power instant electric water heater according to claim 1, it is characterized in that said water heater working mode selective switchgear is a multidigit rotary switch (25,51), it and contactor (26,27,52,53), relay (28,54,56) magnetic valve actuating coil (44a) formation water heater working mode is selected change-over circuit, contactor (26,52) end of actuating coil is respectively through relay (28,54) normally-closed contact (28a, 54a) and normally opened contact (28b, 54b), connect multidigit rotary switch (25 more respectively, 51) two stationary contact (25a, 51a, 25b, 51b); Contactor (27,53) actuating coil is attempted by the two ends of contactor (26,52) and normally opened contact (28b, 54b) series circuit, and the actuating coil of relay (28,54) is attempted by the two ends of contactor (27,53) actuating coil; Contactor (53) actuating coil is in parallel with normally opened contact (56b) series circuit and the magnetic valve actuating coil (44a) of relay (56), one end node connects the 3rd stationary contact (51d) of multidigit rotary switch (51), and relay (56) actuating coil is attempted by the two ends of magnetic valve actuating coil (44a); One end of contactor (26,27,52,53) actuating coil and magnetic valve actuating coil (44a) connects the end that node connects power supply, and the movable contact of multidigit rotary switch (25,51) connects the power supply other end; Power supply connects storage-type electric water heater (11,35) through the normally opened contact (26b, 52b) of contactor (26,52), the normally-closed contact (27a, 53a) of contactor (27,53), and power supply meets instant electric water heater (15,45) through the normally opened contact (26b, 52b) of contactor (26,52), the normally opened contact (27b, 53b) of contactor (27,53).
7, a kind of little installation power instant electric water heater according to claim 1, the working mode selection change-over switch (57,58) that it is characterized in that said water heater is made of cold water temperature controller (57) and press button (58), and the temperature sensor of this cold water temperature controller (57) is located in the cold water that enters water heater.
8, a kind of little installation power instant electric water heater according to claim 7, it is characterized in that said cold water temperature controller (57) and press button (58), contactor (59,60) magnetic valve actuating coil (44a) is formed the water heater working mode together and is selected change-over circuit automatically, wherein contactor (59) actuating coil one end connects power supply one end through cold water temperature controller (57) normally opened contact (57b), contactor (60) actuating coil one end connects power supply one end through press button (58) normally opened contact, magnetic valve actuating coil (44a) end is through another normally opened contact (57b ') of cold water temperature controller (57), receive this end of contactor (60) actuating coil, contactor (59,60) actuating coil and magnetic valve actuating coil (44a) other end and receive the power supply other end, power supply connects storage-type electric water heater (11 through contactor (59) normally opened contact (59b) and contactor (60) normally-closed contact (60a), 35), power supply meets instant electric water heater (15 through contactor (60) normally opened contact (60b), 45).
9, a kind of little installation power instant electric water heater according to claim 1 is characterized in that said storage-type electric water heater (15) and instant electric water heater (11) branch is arranged, or is whole a setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620096051 CN200952812Y (en) | 2006-04-07 | 2006-04-07 | Small installation power instant heating electric water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620096051 CN200952812Y (en) | 2006-04-07 | 2006-04-07 | Small installation power instant heating electric water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200952812Y true CN200952812Y (en) | 2007-09-26 |
Family
ID=38811113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620096051 Expired - Fee Related CN200952812Y (en) | 2006-04-07 | 2006-04-07 | Small installation power instant heating electric water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200952812Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009049551A1 (en) * | 2007-10-12 | 2009-04-23 | Haier Group Corporation | Water heater |
| WO2010121452A1 (en) * | 2009-04-24 | 2010-10-28 | 广东新宝电器股份有限公司 | Instantaneous heating electric water boiler |
| CN102345931A (en) * | 2010-07-30 | 2012-02-08 | 博西华电器（江苏）有限公司 | Water heater |
| CN102418993A (en) * | 2011-12-13 | 2012-04-18 | 莆田市清华园电器发展有限公司 | Water heater |
| CN111819395A (en) * | 2017-12-04 | 2020-10-23 | 里姆制造公司 | Tank and Tankless Water Heater Systems |
-
2006
- 2006-04-07 CN CN 200620096051 patent/CN200952812Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009049551A1 (en) * | 2007-10-12 | 2009-04-23 | Haier Group Corporation | Water heater |
| WO2010121452A1 (en) * | 2009-04-24 | 2010-10-28 | 广东新宝电器股份有限公司 | Instantaneous heating electric water boiler |
| CN102345931A (en) * | 2010-07-30 | 2012-02-08 | 博西华电器（江苏）有限公司 | Water heater |
| CN102418993A (en) * | 2011-12-13 | 2012-04-18 | 莆田市清华园电器发展有限公司 | Water heater |
| CN111819395A (en) * | 2017-12-04 | 2020-10-23 | 里姆制造公司 | Tank and Tankless Water Heater Systems |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN200952812Y (en) | Small installation power instant heating electric water heater | |
| CN201047654Y (en) | Small installation power instant-heating electric water heater | |
| CN113124451B (en) | Electric load grading optimization capacity-increase-free control system and method for coal-to-electric heating | |
| CN2807119Y (en) | Electric water heater | |
| CN201368596Y (en) | Hot water converter | |
| CN102183090B (en) | Bare wire electric water heater | |
| CN1699885A (en) | Electric water heater | |
| CN2934999Y (en) | Water storage type quick-heating electric water heater | |
| CN207036917U (en) | Thread-changing formula terminal box | |
| CN201488158U (en) | Air-conditioning fan using mechanical keys to control operation of circuit | |
| CN2572286Y (en) | Electromagnetic water heater | |
| CN210219990U (en) | Combined heating type integrated water heater | |
| CN203036004U (en) | Intelligent temperature-control water-saving faucet for water heater | |
| CN2874340Y (en) | Small power instant heating type electromagnetic water heater | |
| CN201682642U (en) | Intelligent super-frequency translation magnetic current heating device | |
| CN2849533Y (en) | Domestic heating energy-saving auto-controlling system | |
| CN205890451U (en) | A energy -conserving automatically controlled assembly of frequency conversion for new forms of energy [electric] motor coach alternating current -direct current air conditioning system | |
| CN2816686Y (en) | Solar water-heater pipeline scavenging freezing-preventor | |
| CN117812761B (en) | Electrohydraulic preparation system | |
| CN2338675Y (en) | Full automatic water heater | |
| CN223461802U (en) | Intelligent centralized control box of electric system of motor home and motor home | |
| CN2364389Y (en) | Electric water heater | |
| CN203274228U (en) | Multi-combination electromagnetic induction water heating device | |
| CN207131580U (en) | Compressor assembly and refrigerating plant | |
| CN209602450U (en) | A kind of coke oven low oxygen combustion air distributing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070926 Termination date: 20100407 |