CN102980291A - Instantaneous-heating type electric heater with heat energy secondary recycling - Google Patents
Instantaneous-heating type electric heater with heat energy secondary recycling Download PDFInfo
- Publication number
- CN102980291A CN102980291A CN 201210407131 CN201210407131A CN102980291A CN 102980291 A CN102980291 A CN 102980291A CN 201210407131 CN201210407131 CN 201210407131 CN 201210407131 A CN201210407131 A CN 201210407131A CN 102980291 A CN102980291 A CN 102980291A
- Authority
- CN
- China
- Prior art keywords
- water
- heat
- quick
- spiral coil
- electric heater
- 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.)
- Pending
Links
Images
Landscapes
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The invention discloses an instantaneous-heating type electric heater with heat energy secondary recycling. The instantaneous-heating type electric heater with heat energy secondary recycling comprises a cylindrical water-electricity integrated electric heater, a heat energy secondary recycling spiral coil pipe, a secondary heat recycling water inlet electromagnetic valve, a pressure temperature controlling switch, a check valve, a secondary recycling water inlet tee-junction, a water inlet electromagnetic valve, an electromagnetic valve controller, a water inlet tee-junction, a pressure detecting controller and a computer controller, wherein the cylindrical water-electricity integrated electric heater is formed by mains supply L pole, a mains supply N pole, a cold water inlet, a hot water outlet, a spiral coil pipe inside a casting body and an electric heating pipe in a casting mode. One end of the spiral pipe inside the casting body is a hot water outlet and the other end of the spiral pipe inside the casting body is a cold water inlet. The spiral pipe inside the casting body is connected with a water pipe of a water dispenser or a gas water heater to form a water heating system in a matched mode. The spiral pipe inside the casting is a water pipe of the water-electricity integrated electric heater, and is connected with a water pipe of the spiral pipe inside the casting body to form a water secondary recycling reheating system after forming a waste heat reusing and recycling device with the heat energy recycling spiral pipe,.
Description
Technical field:
The present invention relates to a kind of electric heater, relate in particular to a kind of Quick-heating electrical heating device of heat-energy secondary recirculation.
Background technology:
The appliance waters such as water dispenser in the market, electric shower-bath all adopt the storage-type electric heater to heat.The storage-type electric heater adopts " electric heater+tank " structure, exists many defectives, and is low such as power consumption, Energy Efficiency Ratio, uses inconvenience etc.When the storage-type electric heater is used for water dispenser, also can cause water in beaker, repeatedly to be heated, make it to become " thousand boiling water " phenomenon that is commonly called as, do not meet the requirement that health is drunk.When the storage-type electric heater is used for shower, also can cause processing request high, heat time heating time is long, it is inconvenient to use, the problems such as heating, power consumption, increase cost of repeatedly switching on as insulation.Simultaneously tank and built-in electric heater are subject to incrustation scale and corrode, easily cause leak, the potential safety hazard such as electric leakage.
Gas water heater normally is installed in the kitchen, because to leave shower house far away, leading portion has more cold water and slatterns when bringing into use.Therefore, a kind of with it supporting gas water heater water circulation machine is arranged on the market, this series products is to adopt water circulation booster pump and control circuit, come work with the water circulation principle that gas water heater consists of, because as preheating, existing, the kindling material that needs to keep gas water heater wastes energy and potential safety hazard.
Summary of the invention:
In order to overcome this of the appliance waters such as existing water dispenser, Water-storage type electric heating shower device, adopt " storage-type container+electric heater " to come the drawback of heating means, the invention provides a kind of Quick-heating electrical heating device of heat-energy secondary recirculation, " thousand boiling water ", " Water-storage type electric heating shower device " that can effectively solve water dispenser are pressure vessels, the production that exists, processing request is high, use inconvenience, and the drawback that adopts easily the leaking of storage-type heating means, high power consumption etc.Problems such as can effectively solving and have the electric heater power consumption now, Energy Efficiency Ratio is low, and use is inconvenient.
The technical solution used in the present invention is:
A kind of Quick-heating electrical heating device of heat-energy secondary recirculation, by the civil power L utmost point, the civil power N utmost point, cold water inlet, hot water outlet, the water that spiral coil in the pour mass and electric heating tube pour into column type, electricity one electric heater, with heat-energy secondary recirculation spiral coil, flow, temperature regulation controller, second heat circulation entering water electromagnetic valve, pressure and temp control is opened, check valve, the secondary cycle inlet triplet for water, entering water electromagnetic valve, solenoid valve controller, inlet triplet for water, and and the pressure controller for detection that is provided with and computer controller etc. form, spiral coil two ends in the described pour mass are respectively hot water outlet and cooling water inlet, support the use to link to each other with water dispenser water route pipeline or with gas water heater and consist of the heating system of a water, electric heating tube places the inner round wall side of the spiral coil in the pour mass, and be the water that pours into a monolithic devices with spiral coil, electricity one electric heater, spiral coil in the described pour mass is water, the waterway pipe of electricity one electric heater, described water, electricity one electric heater also comprises temperature sensing controller and computer-controlled circuit, described heat-energy secondary recirculation spiral coil, a water, the waste heat recovery re-use device of electricity one electric heater, link to each other the system that the secondary cycle of a water of formation heats again with the spiral coil water route in the pour mass.
The Quick-heating electrical heating device of said a kind of heat-energy secondary recirculation, electric heating tube is to pour into the water of a monolithic devices, electric one electric heater with spiral coil, can also adopt several to be used in combination by used aloned.And can control by computer-controlled circuit, be the Quick-heating electrical heating device work of adopting a heat-energy secondary recirculation, or adopt the Quick-heating electrical heating device series connection of two heat-energy secondary recirculation to work simultaneously.
Described temperature sensing, controller place in the central blind hole of water, electric one electric heater, and link to each other with computer-controlled circuit.
The Quick-heating electrical heating device of said a kind of heat-energy secondary recirculation also comprises pressure detector and computer-controlled circuit, and pressure detector is located at water inlet or delivery port, and links to each other with computer-controlled circuit.
The Quick-heating electrical heating device of said a kind of heat-energy secondary recirculation, linking to each other with the waterway pipe of water dispenser water route pipeline or gas water heater consists of the heating system of a water.
The Quick-heating electrical heating device of said a kind of heat-energy secondary recirculation can support the use with gas water heater simultaneously, and Fast Heating gas water heater hot water is the water temperature of the last period out.
The Quick-heating electrical heating device of said a kind of heat-energy secondary recirculation is one and pours into the water of column type, electric one electric heater, is provided with the spiral coil of heat-energy secondary recycling outside pour mass.
The Quick-heating electrical heating device of said a kind of heat-energy secondary recirculation, be provided with flow, temperature regulation controller, check valve, link to each other with hot water outlet, the waste heat recovery spiral coil delivery port of water, electric one electric heater, by computer-controlled circuit regulating flow and temperature.
The Quick-heating electrical heating device of said a kind of heat-energy secondary recirculation, the cast body wall is provided with the overtemperature protection electrical apparatus release, is provided with insulating outside heat-energy secondary recirculation spiral coil.
The Quick-heating electrical heating device of said a kind of heat-energy secondary recirculation is coated with silver-colored protective layer, and is provided with the fast-connecting type articulation at water inlet, the delivery port of spiral coil on the inside pipe wall of spiral coil.
The electric heating tube of the Quick-heating electrical heating device of said a kind of heat-energy secondary recirculation is U-shaped or back-shaped aciculiform.
Adopt the Quick-heating electrical heating device of a kind of heat-energy secondary recirculation of the present invention, its useful effect is: the instant-heating that can realize water, immediately, rapidly provide hot water for, accomplish the heating of switching on as required, saves energy, reduce use cost and improve security performance.And can be applied on the appliance water devices such as water dispenser, shower, production, the processing request that can solve " dry milling water ", " Water-storage type electric heating shower device " pressure vessel of water dispenser be high, use inconvenience, and the drawback that adopts easily the leaking of storage-type heating means, high power consumption etc.Can support the use with gas water heater simultaneously, Fast Heating gas water heater hot water is the water temperature of the last period out, the electric heater pour mass is provided with the spiral coil of heat-energy secondary recycling outward, can realize recovery and the secondary cycle recycling of heat energy, make it to meet the national strategy of low-carbon environment-friendly, conservation-minded society, sustainable development.
Description of drawings:
Fig. 1 is the Quick-heating electrical heating device exterior structure figure of a kind of heat-energy secondary recirculation of the embodiment of the invention;
Fig. 2 is the Quick-heating electrical heating device sectional structure chart of a kind of heat-energy secondary recirculation of the embodiment of the invention;
Fig. 3 is the Quick-heating electrical heating device of a kind of heat-energy secondary recirculation of the embodiment of the invention, and heat-energy secondary recirculation spiral coil is installed connection diagram;
The specific embodiment:
In order to understand technical scheme of the present invention better, below by specific embodiment, and be described in detail by reference to the accompanying drawings:
The present invention's " a kind of Quick-heating electrical heating device of heat-energy secondary recirculation " is the improvement design for existing electric heater.Under the control of computer, make it plug and play, provide immediately, rapidly hot water for, accomplish the heating of switching on as required, saves energy, reduce use cost and improve security performance.
Referring to accompanying drawing 1, accompanying drawing 2, accompanying drawing 3,
Accompanying drawing 1,
The civil power L utmost point (1) the civil power N utmost point (2) water inlet (3) hot water outlet (4) temperature sensing, controller (5) water, electric one electric heater outer wall (6) ground connection fixed screw holes (7) water, electric one electric heater central blind hole (8) overtemperature protection electrical apparatus release (9) insulating (12) computer-controlled circuit (13)
Accompanying drawing 2,
The civil power L utmost point (1) the civil power N utmost point (2) water inlet (3) hot water outlet (4) temperature sensing, controller (5) water, electric one electric heater outer wall (6) ground connection fixed screw holes (7) water, the U-shaped electric heating tube of electric one electric heater central blind hole (8) (10) pour mass inside spin coil pipe (11) insulating (12) computer-controlled circuit (13) fast-connecting type articulation (14)
Accompanying drawing 3,
The civil power L utmost point (1) the civil power N utmost point (2) water inlet (3) hot water outlet (4) temperature sensing; controller (5) water; electricity one electric heater outer wall (6) ground connection fixed screw holes (7) water; electricity one electric heater central blind hole (8) overtemperature protection electrical apparatus release (9) insulating (12) computer-controlled circuit (13) pours into the water of column type; electricity one electric heater (16) heat-energy secondary recirculation spiral coil (17) second heat circulation entering water electromagnetic valve (18) pressure and temp gauge tap (19) check valve (20) secondary cycle inlet triplet for water (21) entering water electromagnetic valve (22) solenoid valve controller (23) inlet triplet for water (24) water inlet direction (25) flow; temperature regulation controller (26) check valve (27)
The Quick-heating electrical heating device of a kind of heat-energy secondary recirculation of the embodiment of the invention; Comprise the civil power L utmost point (1) the civil power N utmost point (2) water inlet (3) hot water outlet (4) temperature sensing; the two ends of the spiral coil (11) in the described pour mass of spiral coil (11) computer-controlled circuit (13) fast-connecting type articulation (14) in the U-shaped electric heating tube of controller (5) overtemperature protection electrical apparatus release (9) (10) pour mass are respectively cooling water inlet (3) and hot water outlet (4) water heating systems of formation that links to each other with water dispenser water route pipeline or other waterway pipes that need to heat; described U-shaped electric heating tube (10) places the inner round wall side of the spiral coil (11) in the pour mass; preferably; described U-shaped electric heating tube (10) can be U-shaped or back-shaped aciculiform, also can be other moulding.The Quick-heating electrical heating device of described a kind of heat-energy secondary recirculation is one and pours into the water of column type, electric one electric heater, is provided with the spiral coil of heat-energy secondary recycling outside pour mass.
When a kind of Quick-heating electrical heating device of heat-energy secondary recirculation is worked, the civil power L utmost point (1) the civil power N utmost point (2) extremely links to each other respectively at the civil power L utmost point, civil power N and switches on, U-shaped electric heating tube (10) heating after the energising, thereby spiral coil (11) temperature in the pour mass is raise, water is done heat exchange by spiral coil (11) water that water inlet (3) enters in the pour mass in the spiral coil of heating, flow out from hot water outlet (4).Adopt the spiral coil (11) in the pour mass can make the path of current elongated, thereby obtain better heating effect, U-shaped electric heating tube (10) adopts U-shaped or back-shaped aciculiform, also is in order to increase the length of electric heating tube, to increase the effect of heating.Need to prove, length, the caliber of the spiral coil (11) in the pour mass, the shape of electric heating tube, the parameters such as power consumption can be according to concrete user demands, calculate or several are used in combination.Outside temperature rises to pour mass, when the spiral coil of heat-energy secondary recycling sets the control temperature, pressure and temp gauge tap (19) is started working, second heat circulation entering water electromagnetic valve (18) is opened, solenoid valve controller (23) is closed entering water electromagnetic valve (22) simultaneously, so that the path that flows to of water changes, the spiral coil of the heat-energy secondary recycling of water outside pour mass passes through, make the water of required heating change the spiral coil of walking the outer heat-energy secondary recycling of pour mass, need the water inlet of heating to flow to the secondary cycle recycling that water inlet (3) is realized heat energy by check valve (20) and the secondary cycle inlet triplet for water (21) that is provided with.Computer controller can Real-Time Monitoring and the temperature that sets of monitoring, realizes the secondary recirculation heating of heat energy, realizes constant temperature and accurately control by the flow, temperature regulation controller (26) check valve (27) that are provided with simultaneously.
Preferably, the Quick-heating electrical heating device of the heat-energy secondary recirculation of the embodiment of the invention, also be provided with temperature sensing, controller (5) water, the described temperature sensing blind hole of electric one electric heater central blind hole (8) computer-controlled circuit (13) (8) and be arranged at the water that pours into a monolithic devices, the center of electric one electric heater, described temperature sensing, controller (5) place in the temperature sensing blind hole (8) and with computer-controlled circuit (13) and link to each other.Described temperature detection, controller (5) can the Real-time Measuring calorimetric can secondary recirculation the temperature of Quick-heating electrical heating device, and control mode of operation temperature required and that heat by computer-controlled circuit (13).The temperature of the Quick-heating electrical heating device of heat-energy secondary recirculation can also regulate and arrange according to the variation of end user's demand, seasonal temperature.Preferably, by the flow that is provided with, the open degree size adjustment of temperature regulation controller (26) water-in and water-out flow and the setting of temperature required requirement, can be field data show out at computer display screen, provide the end user to comply with the individual required heat request that adds, the scope that running parameter and constant temperature are accurately controlled temperature is set.
Preferably; the Quick-heating electrical heating device of the heat-energy secondary recirculation of the embodiment of the invention; also being provided with pressure detector (15) links to each other with computer-controlled circuit (13); described pressure detector (15) can be located in water inlet (3) or the hot water outlet (4); can experience hydraulic pressure by pressure detector (15); thereby obtain the parameters such as flow rate of water, realize the hydraulic pressure control protection.When water need to heat when fetching boiling water tap, the Quick-heating electrical heating device heating of the heat-energy secondary recirculation that pressure detector (15) notice computer-controlled circuit (13) makes, and obtain fast required hot water.When water finishes closed tap, pressure detector (15) notice computer-controlled circuit (13) outage stopped heating.The Quick-heating electrical heating device of the heat-energy secondary of embodiment of the invention recirculation is provided with the fixing and ground connection that ground connection fixed screw holes (7) is used for the Quick-heating electrical heating device of heat-energy secondary recirculation and uses safely guaranteeing.
Preferably, the Quick-heating electrical heating device of the heat-energy secondary recirculation of the embodiment of the invention, the spiral coil (11) that U-shaped electric heating tube (10) adopts and pour mass is interior pours into an integral body, can increase hot and cold exchange effect, owing to adopt the spiral coil of heat-energy secondary recycling, can reduce the power of single heater.Be provided with overtemperature protection electrical apparatus release (9) at water, electric one electrical heating wall (6) and realize overtemperature protection, the insulating that is provided with (12) can play better heat insulation effect, and prevents that heat runs off.
Preferably; the Quick-heating electrical heating device of the heat-energy secondary recirculation of the embodiment of the invention; the inwall of spiral coil also is coated with silver-colored protective layer, when the Quick-heating electrical heating device of heat-energy secondary recirculation is used for water dispenser, can guarantee better health and the safety of drinking water.
Preferably, the Quick-heating electrical heating device of the heat-energy secondary recirculation of the embodiment of the invention, also be provided with fast-connecting type articulation (14) on the spiral coil, the spiral coil that is used for the Quick-heating electrical heating device of second heat-energy secondary recirculation of connection, realize serial connection and the circulating-heating of the Quick-heating electrical heating device of two heat-energy secondary recirculation, promote the effect of heating, and can reduce general power and the saves energy of electricity consumption, convenient for maintaining and maintenance, preferably, can use computer-controlled circuit (13) to control is the Quick-heating electrical heating device of a heat-energy secondary recirculation, still has the Quick-heating electrical heating device of two heat-energy secondary recirculation to work simultaneously.
The Quick-heating electrical heating device of the heat-energy secondary recirculation of the embodiment of the invention, also can be used as to be connected with gas water heater and support the use, the Quick-heating electrical heating device of heat-energy secondary recirculation is placed on the bathroom, energy Fast Heating gas water heater hot water is the water temperature of leading portion out, the utilization rate and the security that improve resource.Preferably, after the temperature of gas water heater setting was higher than the Quick-heating electrical heating actuator temperature of heat-energy secondary recirculation, overtemperature protection electrical apparatus release (9) starts cut off the electricity supply, and the Quick-heating electrical heating device of heat-energy secondary recirculation quits work and is in holding state.
Those of ordinary skill in the art will be appreciated that, above embodiment illustrates the present invention, and be not to be used as limitation of the invention, as long as in connotation scope of the present invention, all will drop in claims scope of the present invention variation, the modification of above-described embodiment.
Above-mentioned is the implementation method of the Quick-heating electrical heating device of a kind of heat-energy secondary recirculation of the present invention; but design of the present invention, contemplated methods also not only are confined to this; all Quick-heating electrical heating devices that utilizes this design that a kind of heat-energy secondary of the present invention is recycled; carry out that unsubstantiality is changed and " collocation, expansion, use ", all belong to the behavior of invading protection scope of the present invention.
Claims (10)
1. the Quick-heating electrical heating device of heat-energy secondary recirculation, by the civil power L utmost point, the civil power N utmost point, cold water inlet, hot water outlet, the water that spiral coil in the pour mass and electric heating tube pour into column type, electricity one electric heater, with heat-energy secondary recirculation spiral coil, flow, temperature regulation controller, second heat circulation entering water electromagnetic valve, pressure and temp control is opened, check valve, the secondary cycle inlet triplet for water, entering water electromagnetic valve, solenoid valve controller, inlet triplet for water, and and the pressure controller for detection that is provided with and computer controller etc. form, it is characterized in that: the spiral coil two ends in the described pour mass are respectively hot water outlet and cooling water inlet, support the use to link to each other with water dispenser water route pipeline or with gas water heater and consist of the heating system of a water, electric heating tube places the inner round wall side of the spiral coil in the pour mass, and be the water that pours into a monolithic devices with spiral coil, electricity one electric heater, spiral coil in the described pour mass is water, the waterway pipe of electricity one electric heater, described water, electricity one electric heater also comprises temperature sensing controller and computer-controlled circuit, described heat-energy secondary recirculation spiral coil, a water, the waste heat recovery re-use device of electricity one electric heater, link to each other the system that the secondary cycle of a water of formation heats again with the spiral coil water route in the pour mass.
2. the Quick-heating electrical heating device of a kind of hot secondary cycle according to claim 1, it is characterized in that: the temperature sensing controller places in the central blind hole of water, electric one electric heater, and links to each other with computer-controlled circuit.
3. the Quick-heating electrical heating device of a kind of hot secondary cycle according to claim 1, it is characterized in that: pressure detector is located at water inlet or delivery port, and links to each other with computer-controlled circuit.
4. the Quick-heating electrical heating device of a kind of hot secondary cycle according to claim 1, it is characterized in that: linking to each other with the waterway pipe of water dispenser water route pipeline or gas water heater consists of the heating system of a water.
5. the Quick-heating electrical heating device of a kind of hot secondary cycle according to claim 1 is characterized in that: be coated with silver-colored protective layer on the inside pipe wall of spiral coil, and be provided with the fast-connecting type articulation at water inlet, the delivery port of spiral coil.
6. the Quick-heating electrical heating device of a kind of hot secondary cycle according to claim 1, it is characterized in that: spiral coil is to pour into the water of whole column type, electric one electric heater with electric heating tube, and electric heating tube is U-shaped or back-shaped aciculiform.
7. the Quick-heating electrical heating device of a kind of hot secondary cycle according to claim 1 is characterized in that: be one and pour into the water of column type, electric one electric heater, be provided with the spiral coil of heat-energy secondary recycling outside pour mass.
8. the Quick-heating electrical heating device of a kind of hot secondary cycle according to claim 1, it is characterized in that: water, electric one electric heater, can can also adopt several to be used in combination by used aloned, and can control by computer-controlled circuit, be the Quick-heating electrical heating device work of adopting a heat-energy secondary recirculation, or adopt the Quick-heating electrical heating device series connection of two heat-energy secondary recirculation to work simultaneously.
9. the Quick-heating electrical heating device of a kind of hot secondary cycle according to claim 1 is characterized in that: pour into a mould body wall and be provided with the overtemperature protection electrical apparatus release, be provided with insulating outside heat-energy secondary recirculation spiral coil.
10. the Quick-heating electrical heating device of a kind of hot secondary cycle according to claim 1, it is characterized in that: be provided with flow, temperature regulation controller, check valve, link to each other with hot water outlet, the waste heat recovery spiral coil delivery port of water, electric one electric heater, by computer-controlled circuit regulating flow and temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210407131 CN102980291A (en) | 2012-10-23 | 2012-10-23 | Instantaneous-heating type electric heater with heat energy secondary recycling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210407131 CN102980291A (en) | 2012-10-23 | 2012-10-23 | Instantaneous-heating type electric heater with heat energy secondary recycling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102980291A true CN102980291A (en) | 2013-03-20 |
Family
ID=47854538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201210407131 Pending CN102980291A (en) | 2012-10-23 | 2012-10-23 | Instantaneous-heating type electric heater with heat energy secondary recycling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102980291A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103453654A (en) * | 2013-08-09 | 2013-12-18 | 浙江长兴奥利尔家用电器有限公司 | Improved instant water heater |
| CN111120153A (en) * | 2019-11-22 | 2020-05-08 | 国网浙江省电力有限公司嘉兴供电公司 | Natural gas supply system of gas unit |
-
2012
- 2012-10-23 CN CN 201210407131 patent/CN102980291A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103453654A (en) * | 2013-08-09 | 2013-12-18 | 浙江长兴奥利尔家用电器有限公司 | Improved instant water heater |
| CN111120153A (en) * | 2019-11-22 | 2020-05-08 | 国网浙江省电力有限公司嘉兴供电公司 | Natural gas supply system of gas unit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP2010007953A (en) | Hot water supply system | |
| CN102679534A (en) | Energy-saving constant temperature electric water heater | |
| CN204665634U (en) | The instant electric water device that a kind of heat storage capacity is large | |
| CN207515028U (en) | A kind of central water heating device integrated for warm domestic hot-water | |
| CN102980291A (en) | Instantaneous-heating type electric heater with heat energy secondary recycling | |
| CN102997428B (en) | Water heater with water saving system | |
| TW201321688A (en) | Storage water heater with instant hot water supply and control method thereof | |
| CN103591636B (en) | Two water tank heat exchange water systems and control method thereof | |
| CN203857448U (en) | Steam generator | |
| CN203771666U (en) | Water heater | |
| CN207716525U (en) | A kind of domestic solar water system | |
| CN202734236U (en) | Full automatic energy storing type instant electric water heater | |
| CN202432667U (en) | Auto-control non-pressure energy-saving water heater | |
| CN202973487U (en) | Thermal recirculated and reused instant electrothermal film heater | |
| KR20090005699A (en) | Hot water supply system using hot water distributor for heating | |
| CN202485181U (en) | Instant heating type multipurpose electric heater | |
| CN202709420U (en) | Energy-saving constant-temperature electric water heater | |
| CN103851772A (en) | Preheating and instant-heating double-circulation double-control electric shower | |
| CN202993520U (en) | Preheating and instant-heating dual-cycle and dual-control electric shower | |
| CN202792480U (en) | Turbine quick-heating type water heater | |
| CN207622285U (en) | A kind of intelligent temperature control water-saving device for gas water heater | |
| CN104374076A (en) | Tube-and-shell instant electrothermal-film heater with function of cyclic heating | |
| CN102705987A (en) | Full-automatic energy accumulation type instant electric water heater | |
| CN201945046U (en) | Non-pressure-bearing balcony wall hanging instantaneously heated solar water heater | |
| CN103912910B (en) | A kind of room individual heating supplying hot water integrated apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130320 |