CN109386967A - A kind of electrical heating vacuum phase change boiler unit - Google Patents
A kind of electrical heating vacuum phase change boiler unit Download PDFInfo
- Publication number
- CN109386967A CN109386967A CN201811467741.5A CN201811467741A CN109386967A CN 109386967 A CN109386967 A CN 109386967A CN 201811467741 A CN201811467741 A CN 201811467741A CN 109386967 A CN109386967 A CN 109386967A
- Authority
- CN
- China
- Prior art keywords
- unit shell
- heating unit
- heating
- cabinet
- phase change
- 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
- 238000010438 heat treatment Methods 0.000 title claims abstract description 67
- 230000008859 change Effects 0.000 title claims abstract description 17
- 238000005485 electric heating Methods 0.000 claims abstract description 20
- 239000012736 aqueous medium Substances 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 41
- 239000010865 sewage Substances 0.000 claims description 6
- 239000000919 ceramic Substances 0.000 claims description 3
- 238000007380 fibre production Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000002485 combustion reaction Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 238000004880 explosion Methods 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000008236 heating water Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000001473 noxious effect Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 230000009182 swimming Effects 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 239000003818 cinder Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000003546 flue gas Substances 0.000 description 2
- 239000002609 medium Substances 0.000 description 2
- 230000001376 precipitating effect Effects 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 238000007363 ring formation reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000012224 working solution Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H7/00—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release
- F24H7/02—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release the released heat being conveyed to a transfer fluid
- F24H7/04—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release the released heat being conveyed to a transfer fluid with forced circulation of the transfer fluid
- F24H7/0408—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release the released heat being conveyed to a transfer fluid with forced circulation of the transfer fluid using electrical energy supply
- F24H7/0416—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release the released heat being conveyed to a transfer fluid with forced circulation of the transfer fluid using electrical energy supply the transfer fluid being air
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
- F24H9/2014—Arrangement or mounting of control or safety devices for water heaters using electrical energy supply
- F24H9/2028—Continuous-flow heaters
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Resistance Heating (AREA)
Abstract
The present embodiments relate to heating equipment technical fields, disclose a kind of electrical heating vacuum phase change boiler unit, including cabinet, heating unit shell is fixedly installed in the cabinet, it heats in unit shell filled with aqueous medium, the heating unit shell internal upper part is equipped with the heat exchanger for stretching out cabinet, heating unit shell lower half is fixedly installed with tubular electric heating, the tubular electric heating is located at heating unit shell close to the side of heat exchanger, the heating unit shell top is communicated with the vacuum valve interface for stretching out cabinet and relief valve interface and pressure gauge tube socket, the level electrode of cabinet is stretched out in the side connection of the heating unit shell, the side that the heating unit shell is equipped with level electrode is additionally provided with the thermometric tube socket for stretching out cabinet.Solve the problems, such as in the prior art due to caused by burning heat production the thermal efficiency it is low low with safety, reached thermal efficiency height, heat supply is fast, low, the low effect of operating cost of loss.
Description
Technical field
The present embodiments relate to heating equipment technical fields, and in particular to a kind of electrical heating vacuum phase change boiler unit.
Background technique
Vacuum hot-water machine system has using the heat medium water in fuel oil or gas heating unit using water at various pressures
The principle of different steam temperatures, makes heat medium water boil under vacuum conditions, and the water vapour generated after boiling is again and in heat-transfer pipe
The cold water of flowing or warm water carry out heat exchange, so that outwardly offer heating hot water or health hot water, whole unit are in
It is run under vacuum state, compared with conventional hot water boiler, there is excellent safety and ease for operation.
Existing vacuum boiler unit is mainly made of combustion chamber and heat-exchanging chamber etc., general to be arranged using single return structures,
The burner and chimney of combustion chamber are respectively placed in vacuum hot water unit both ends, and the heat and high-temperature flue gas generated in combustion chamber is to warm
It is discharged by chimney after switch room's heating, so that the flue gas that chimney is discharged still is had higher temperature, reduce the thermal efficiency, and easily using
When cause flame directly to impact smoke pipe, make smoke pipe be easy it is impaired burn out, shorten the working life, and to improve the thermal efficiency as far as possible.
To sum up, the existing vacuum hot water unit thermal efficiency is low, and safety is low.
Summary of the invention
For this purpose, the embodiment of the present invention provides a kind of electrical heating vacuum phase change boiler unit, with solve in the prior art due to
The low problem low with safety of the thermal efficiency caused by burning heat production.
To achieve the goals above, embodiments of the present invention provide the following technical solutions:
A kind of electrical heating vacuum heats unit, including cabinet, and heating unit shell, heater are fixedly installed in the cabinet
Filled with aqueous medium in group shell, the heating unit shell internal upper part is equipped with the heat exchanger for stretching out cabinet, heats unit shell lower half
Be fixedly installed with tubular electric heating, the tubular electric heating is located at heating unit shell close to the side of heat exchanger, it is described plus
Heat engine group shell top is communicated with the vacuum valve interface for stretching out cabinet and relief valve interface and pressure gauge tube socket, the heating unit
The level electrode of cabinet is stretched out in the side connection of shell, and the side that the heating unit shell is equipped with level electrode is additionally provided with stretching
The thermometric tube socket of cabinet.
By using above-mentioned technical proposal, electric energy is converted into thermal energy, not needing will be chemical by the way of burning
It can be converted into thermal energy, also there is no need to air and fuel needed for supplying burning, will not discharge of noxious gases and lime-ash, completely symbol
Cyclization guaranteed request, the thermal efficiency is high, and up to 98%, heat supply is fast, loss is low, and operating cost is low.Temperature detection is installed on thermometric tube socket
Instrument can be realized the switch of cutting tubular electric heating when vapor (steam) temperature reaches the temperature of setting, and level electrode is extremely low
Level electrode realizes that the switch of cutting tubular electric heating, pressure gauge measure steam pressure when water level is down to extremely low water level,
The switch that can be realized cutting tubular electric heating when superpressure, when pressure gauge failure, pressure relief device is able to carry out when pressure superpressure
Pressure release, pressure relief device are usually rupture disk, and when reaching rupture disk pressure, rupture disk explosion pressure release guarantees the safety of device.
Preferably, the top that heating unit shell is equipped with level electrode side is arranged in the thermometric tube socket.
By using above-mentioned technical proposal, structure space rational and compact saves floor occupying area.
Preferably, the heat exchanger includes the water inlet pipe and outlet pipe across cabinet, the water inlet pipe and water outlet tube side-by-side
It is arranged, is communicated with temperature gauge pipe on the outlet pipe.
By using above-mentioned technical proposal, thermometer can be connected on outlet pipe, facilitate the temperature of water in detection outlet pipe.
Preferably, the heat exchanger is stainless heat exchanger and is steam-water heat exchanging.
By using above-mentioned technical proposal, heat-exchange temperature is high, durable, can with a tractor serves several purposes, while provide heating water,
The functions such as domestic hot-water, swimming pool heating, to water quality without any pollution.
Preferably, the top of the heating unit shell is cylindrical, and the lower part of the heating unit shell is in cubic shape, described
Cabinet is in cubic shape.
Unit shell, which is heated, by using above-mentioned technical proposal, in structure is divided into the high-temperature region of lower section and the high pressure of top
Area is successfully separated, and the service life of boiler is substantially prolonged.
Preferably, the upper and lower part of the heating unit shell is respectively communicated with the upper sewage pipe and down blow for stretching out cabinet
Pipe.
By using above-mentioned technical proposal, regular discharge is done to the water in heating unit, excludes anvil cinder, precipitating reduces it
Degree of adhesion in boiler wall improves boiler thermal efficiency.
Preferably, the upper sewage pipe extends to side of the cabinet far from level electrode, and the down blow pipe is located at heater
The group one end of shell far from tubular electric heating.
It is rationally distributed in structure by using above-mentioned technical proposal, it is compact, it can save floor occupying area.
Preferably, the insulating layer of ceramic fibre production is equipped with outside the heating unit shell.
By using above-mentioned technical proposal, insulating layer can keep the temperature boiler, reduce heat and distribute, improve heat utilization
Rate.
Embodiment according to the present invention has the advantages that
1, electric energy is converted into thermal energy, does not need to convert thermal energy for chemical energy by the way of burning, also just not
Need to supply burning needed for air and fuel, will not discharge of noxious gases and lime-ash, comply fully with environmental requirement, the thermal efficiency
Height, up to 98%, heat supply is fast, loss is low, and operating cost is low；
2, temperature instrument is installed on thermometric tube socket, when vapor (steam) temperature reaches the temperature of setting, can be realized cutting
The switch of tubular electric heating, level electrode is extremely low level electrode, when water level is down to extremely low water level, realizes cutting tubulose electricity
The switch of heater, pressure gauge measure steam pressure, and when superpressure can be realized the switch of cutting tubular electric heating, and pressure gauge loses
When clever, pressure relief device is able to carry out pressure release when pressure superpressure, and pressure relief device is usually rupture disk, quick-fried when reaching rupture disk pressure
Fragmentation explosion pressure release, guarantees the safety of device；
3, heat-exchange temperature is high, durable, can be with a tractor serves several purposes, while providing heating water, domestic hot-water, swimming pool heating etc.
Function, to water quality without any pollution；
4, unit shell is heated in structure and be divided into the high-temperature region of lower section and the higher-pressure region of top, be successfully separated, greatly
The service life of boiler is extended greatly.
Detailed description of the invention
It, below will be to embodiment party in order to illustrate more clearly of embodiments of the present invention or technical solution in the prior art
Formula or attached drawing needed to be used in the description of the prior art are briefly described.It should be evident that the accompanying drawings in the following description is only
It is merely exemplary, it for those of ordinary skill in the art, without creative efforts, can also basis
The attached drawing of offer, which is extended, obtains other implementation attached drawings.
Structure depicted in this specification, ratio, size etc., only to cooperate the revealed content of specification, for
Those skilled in the art understands and reads, and is not intended to limit the invention enforceable qualifications, therefore does not have technical
Essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size are not influencing the function of the invention that can be generated
Under effect and the purpose that can reach, should all still it fall in the range of disclosed technology contents obtain and can cover.
Fig. 1 is the main view of electrical heating vacuum phase change boiler unit provided in an embodiment of the present invention；
Fig. 2 is the side view of electrical heating vacuum phase change boiler unit provided in an embodiment of the present invention.
In figure: 1, cabinet；2, unit shell is heated；21, vacuum valve interface；22, relief valve interface；23, pressure gauge connection；
24, level electrode；25, thermometric tube socket；3, heat exchanger；31, water inlet pipe；32, outlet pipe；33, temperature gauge pipe；4, tubulose electric heating
Device；5, upper sewage pipe；6, down blow pipe.
Specific embodiment
Embodiments of the present invention are illustrated by particular specific embodiment below, those skilled in the art can be by this explanation
Content disclosed by book is understood other advantages and efficacy of the present invention easily, it is clear that described embodiment is the present invention one
Section Example, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not doing
Every other embodiment obtained under the premise of creative work out, shall fall within the protection scope of the present invention.
The term on cited such as "upper", "lower", " left side ", the right side in this specification ", " centre ", is merely convenient to describe
Be illustrated, rather than to limit the scope of the invention, relativeness is altered or modified, and is changing technology without essence
It inside holds, when being also considered as the enforceable scope of the present invention.
A kind of electrical heating vacuum phase change boiler unit combined with Figure 1 and Figure 2, including cabinet 1, cabinet 1 are in cubic shape, cabinet 1
It is inside fixedly installed with heating unit shell 2, the top for heating unit shell 2 is cylindrical, and the lower part of heating unit shell 2 is in cubic shape,
It heats in unit shell 2 filled with aqueous medium, heats 2 internal upper part of unit shell and the heat exchanger 3 for stretching out cabinet 1 is installed, heat unit shell 2
Lower half is fixedly installed with tubular electric heating 4, and tubular electric heating 4 is located at heating unit shell 2 close to the side of heat exchanger 3,
Heating 2 top of unit shell is communicated with the vacuum valve interface 21 for stretching out cabinet 1 and relief valve interface 22 and pressure gauge tube socket 23, adds
The level electrode 24 of cabinet 1 is stretched out in the side connection of heat engine group shell 2, and heating unit shell 2 is equipped with the side of level electrode 24 also
It is provided with the thermometric tube socket 25 for stretching out cabinet 1.
Principle: under vacuum conditions, low boiling point heats the aqueous medium in unit shell 2 and is heated by tubular electric heating 4 and steams water
Hair, which rises to, condenses heat dissipation at heat exchanger 3, the water in heat exchanger 3 is heated to design temperature and is sent to user, condensation water is in weight
Lower part drips back under the action of power, continues to heat, repetitive cycling, evaporation-condensation-evaporation carries out vapour-to working solution under vacuum conditions
The phase transformation of liquid recycles, and persistently carries out heat supply.
Effect: being converted into thermal energy for electric energy, does not need to convert thermal energy for chemical energy by the way of burning, also
Do not need supply burning needed for air and fuel, will not discharge of noxious gases and lime-ash, comply fully with environmental requirement, the thermal efficiency
Height, up to 98%, heat supply is fast, loss is low, and operating cost is low.Temperature instrument is installed on thermometric tube socket 25, works as vapor (steam) temperature
When reaching the temperature of setting, the switch of cutting tubular electric heating 4 can be realized, level electrode 24 is extremely low level electrode 24,
When water level is down to extremely low water level, realize that the switch of cutting tubular electric heating 4, pressure gauge measure steam pressure, energy when superpressure
Enough switches for realizing cutting tubular electric heating 4, when pressure gauge failure, pressure relief device is able to carry out pressure release when pressure superpressure, lets out
Pressure device is usually arranged as rupture disk, and when reaching rupture disk pressure, rupture disk explosion pressure release guarantees the safety of device.
Heat exchanger 3 is stainless heat exchanger 3 and is steam-water heat exchanging, and heat-exchange temperature is high, durable, can be with one
Machine is multi-purpose, while providing the functions such as heating water, domestic hot-water, swimming pool heating, to water quality without any pollution.Heat exchanger 3 includes wearing
The water inlet pipe 31 and outlet pipe 32 of cabinet 1 are crossed, is communicated with temperature gauge pipe 33 on outlet pipe 32, facilitates water in detection outlet pipe 32
Temperature.In order to reduce heating 2 radiation loss heat of unit shell, heats and is equipped with the insulating layer that ceramic fibre makes outside unit shell 2,
It reduces heat to distribute, improves heat utilization efficiency.
The upper and lower part of heating unit shell 2 is respectively communicated with the upper sewage pipe 5 and down blow pipe 6 for stretching out cabinet 1, upper row
Dirty pipe 5 extends to side of the cabinet 1 far from level electrode 24, and down blow pipe 6 is located at heating unit shell 2 far from tubular electric heating 4
One end.Regular discharge is done to the water in heating unit, excludes anvil cinder, precipitating reduces it in the degree of adhesion of boiler wall, improves
Boiler thermal efficiency, and it is rationally distributed in structure, it is compact, it can save floor occupying area.
Although above having used general explanation and specific embodiment, the present invention is described in detail, at this
On the basis of invention, it can be made some modifications or improvements, this will be apparent to those skilled in the art.Therefore,
These modifications or improvements without departing from theon the basis of the spirit of the present invention are fallen within the scope of the claimed invention.
Claims (8)
1. a kind of electrical heating vacuum phase change boiler unit, it is characterised in that: including cabinet (1), be fixedly mounted in the cabinet (1)
There is heating unit shell (2), heating unit shell (2) is interior filled with aqueous medium, and heating unit shell (2) internal upper part is equipped with stretching machine
The heat exchanger (3) of case (1), heating unit shell (2) lower half are fixedly installed with tubular electric heating (4), the tubulose electric heating
Device (4) is located at heating unit shell (2) close to the side of heat exchanger (3), and heating unit shell (2) top is communicated with stretching cabinet
(1) vacuum valve interface (21) and relief valve interface (22) and pressure gauge tube socket (23), the side of heating unit shell (2)
The level electrode (24) of cabinet (1) is stretched out in connection, and the side that heating unit shell (2) is equipped with level electrode (24) is also set up
There is the thermometric tube socket (25) of stretching cabinet (1).
2. a kind of electrical heating vacuum phase change boiler unit according to claim 1, it is characterised in that: the thermometric tube socket
(25) top that level electrode (24) side is equipped in heating unit shell (2) is set.
3. a kind of electrical heating vacuum phase change boiler unit according to claim 1, it is characterised in that: the heat exchanger (3)
Water inlet pipe (31) and outlet pipe (32) including passing through cabinet (1), the water inlet pipe (31) and outlet pipe (32) are arranged side by side, institute
It states and is communicated with temperature gauge pipe (33) on outlet pipe (32).
4. a kind of electrical heating vacuum phase change boiler unit according to claim 1, it is characterised in that: the heat exchanger (3)
It for stainless heat exchanger (3) and is steam-water heat exchanging.
5. a kind of electrical heating vacuum phase change boiler unit according to claim 1, it is characterised in that: the heating unit shell
(2) top is cylindrical, and the lower part of heating unit shell (2) is in cubic shape, and the cabinet (1) is in cubic shape.
6. a kind of electrical heating vacuum phase change boiler unit according to claim 1, it is characterised in that: the heating unit shell
(2) upper and lower part is respectively communicated with the upper sewage pipe (5) and down blow pipe (6) of stretching cabinet (1).
7. a kind of electrical heating vacuum phase change boiler unit according to claim 6, it is characterised in that: the upper sewage pipe
(5) side of cabinet (1) far from level electrode (24) is extended to, the down blow pipe (6) is located at heating unit shell (2) far from tubulose
One end of electric heater (4).
8. a kind of electrical heating vacuum phase change boiler unit according to claim 1, it is characterised in that: the heating unit shell
(2) the external insulating layer for being equipped with ceramic fibre production.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811467741.5A CN109386967A (en) | 2018-12-03 | 2018-12-03 | A kind of electrical heating vacuum phase change boiler unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811467741.5A CN109386967A (en) | 2018-12-03 | 2018-12-03 | A kind of electrical heating vacuum phase change boiler unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109386967A true CN109386967A (en) | 2019-02-26 |
Family
ID=65429167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811467741.5A Pending CN109386967A (en) | 2018-12-03 | 2018-12-03 | A kind of electrical heating vacuum phase change boiler unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109386967A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20120020190A (en) * | 2012-01-13 | 2012-03-07 | 윤종우 | Miniaturized vacuum electric hot water boiler |
| CN202303952U (en) * | 2011-09-27 | 2012-07-04 | 张伟中 | Quick-heating electric water heater |
| CN203163271U (en) * | 2013-01-25 | 2013-08-28 | 北京富士特锅炉有限公司 | Temperature regulator of water boiler and vacuum water boiler using temperature regulator |
| CN203824082U (en) * | 2014-02-20 | 2014-09-10 | 王雪亮 | Electric heating vacuum boiler |
| CN104654580A (en) * | 2015-02-04 | 2015-05-27 | 刘华军 | Heat accumulating type vacuum phase change boiler |
| KR20170043339A (en) * | 2015-10-13 | 2017-04-21 | 문영달 | Up feed and down feed hot water boiler |
| CN107101366A (en) * | 2017-05-11 | 2017-08-29 | 博瑞特热能设备股份有限公司 | Multifunctional hot water boiler and progress control method |
| CN209495458U (en) * | 2018-12-03 | 2019-10-15 | 河北永昕锅炉有限公司 | Electrical heating vacuum phase change boiler unit |
-
2018
- 2018-12-03 CN CN201811467741.5A patent/CN109386967A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202303952U (en) * | 2011-09-27 | 2012-07-04 | 张伟中 | Quick-heating electric water heater |
| KR20120020190A (en) * | 2012-01-13 | 2012-03-07 | 윤종우 | Miniaturized vacuum electric hot water boiler |
| CN203163271U (en) * | 2013-01-25 | 2013-08-28 | 北京富士特锅炉有限公司 | Temperature regulator of water boiler and vacuum water boiler using temperature regulator |
| CN203824082U (en) * | 2014-02-20 | 2014-09-10 | 王雪亮 | Electric heating vacuum boiler |
| CN104654580A (en) * | 2015-02-04 | 2015-05-27 | 刘华军 | Heat accumulating type vacuum phase change boiler |
| KR20170043339A (en) * | 2015-10-13 | 2017-04-21 | 문영달 | Up feed and down feed hot water boiler |
| CN107101366A (en) * | 2017-05-11 | 2017-08-29 | 博瑞特热能设备股份有限公司 | Multifunctional hot water boiler and progress control method |
| CN209495458U (en) * | 2018-12-03 | 2019-10-15 | 河北永昕锅炉有限公司 | Electrical heating vacuum phase change boiler unit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR20090063438A (en) | Condensing type boiler | |
| CN209495458U (en) | Electrical heating vacuum phase change boiler unit | |
| CN209431668U (en) | ELECTROMAGNETIC VACUUM phase change boiler unit | |
| CN105180421B (en) | Transversal flow waterpipe type central flame flame boiler | |
| CN201141587Y (en) | Oxirane special heating stove for waste gas burning and warming vapour | |
| CN109386967A (en) | A kind of electrical heating vacuum phase change boiler unit | |
| CN109373586A (en) | A kind of ELECTROMAGNETIC VACUUM phase change boiler unit | |
| CN105783243B (en) | Household instant gas-combustion steam boiler and its pipe-line system | |
| CN206449853U (en) | A kind of reversed flow type heat pipe normal-pressure hot-water boiler | |
| CN203797949U (en) | Integrated membrane wall type condensing vacuum hot water boiler | |
| CN2377443Y (en) | Vacuum phase transformation gas (oil) hot-water boiler | |
| KR20010000461A (en) | The electric boiler gathering heat style in using oil of heat's medium | |
| CN203928047U (en) | The energy-saving stove of a kind of novel kitchen range top and formation thereof | |
| CN208269384U (en) | One kind returning flame formula waterpipe type vacuum hot water unit | |
| CN201289216Y (en) | Full-wet vacuum boiler | |
| CN208365831U (en) | Fuel vapor low-carbon vacuum boiler | |
| CN2513482Y (en) | Quickly heating non-burning pot for steaming and boiling | |
| CN205447693U (en) | High -efficient airtight steam circulation heat transfer unit (HTU) | |
| CN101586872A (en) | Rapid hot water generator | |
| KR20080067481A (en) | Electric type boiler | |
| CN205037284U (en) | Dual -purpose boiler of environmental protection and energy saving soda | |
| CN219868474U (en) | Electromagnetic vacuum hot water boiler | |
| CN205373000U (en) | High -efficient boiler | |
| CN217274039U (en) | Constant-temperature instant heating type steam generating device for cooking | |
| CN108426366A (en) | A kind of energy-saving environment protection gas water heater |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190226 |
|
| RJ01 | Rejection of invention patent application after publication |