CN108613373A - A kind of double water temperature boilers of cycles, economized type - Google Patents
A kind of double water temperature boilers of cycles, economized type Download PDFInfo
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- CN108613373A CN108613373A CN201810380099.0A CN201810380099A CN108613373A CN 108613373 A CN108613373 A CN 108613373A CN 201810380099 A CN201810380099 A CN 201810380099A CN 108613373 A CN108613373 A CN 108613373A
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- water
- water tank
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- boiled
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
- F24H1/18—Water-storage heaters
- F24H1/20—Water-storage heaters with immersed heating elements, e.g. electric elements or furnace tubes
- F24H1/201—Water-storage heaters with immersed heating elements, e.g. electric elements or furnace tubes using electric energy supply
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- 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
- F24H9/0005—Details for water heaters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
- F24H9/2014—Arrangement or mounting of control or safety devices for water heaters using electrical energy supply
- F24H9/2021—Storage heaters
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- 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)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The invention discloses a kind of double water temperature boilers of cycles, economized type,Including shell,Boiled water tank with heater,Cold water storage cistern,Heat-exchanging water tank,Shell-and-tube heat exchanger is equipped in heat-exchanging water tank,Heat-exchanging water tank is externally provided with warm water export,Boiled water tank is connected above heat-exchanging water tank with heat-exchanging water tank by heat exchanging water pipe,Heat exchanging water pipe is in " S " type from top to bottom around shell-and-tube heat exchanger inside heat-exchanging water tank,The cold water storage cistern is connected below heat-exchanging water tank with heat-exchanging water tank by cold water pipe,Heat exchanging water pipe and heat-exchanging water tank inner wall form cold water channel,Pass through water supply pump and cold water pipe,Cold water channel is connected with boiled water tank,The pipe shell type heat exchange hydrophone is internally provided with baffle,The cold water entered using the distributed heat convection of boiling water cooling is heated,Overall structure is simple,Without high-power original paper,Economic cost is low,Energy conservation and environmental protection,Water resource recycles,Double water temperature water outlets,Break the single-mode of traditional boiler,It is more flexible,It is more in line with the demand of market and environment.
Description
Technical field
The present invention relates to a kind of drinking equipments, particularly relate to a kind of cycles, economized using cold and hot water coke slurry heat
The double water temperature boilers of type.
Background technology
Boiler is device relatively common in our daily lifes, its volume is more little, and heating speed is fast, user
Just, hot water, the places such as school, hospital, factory, enterprise especially concentrated in crowd, in daily life can be provided whenever and wherever possible
It is widely used in a variety of applications in work,.But there is more defects for traditional boiler currently on the market：
Traditional boiler generally uses water storage heated type mode, is automatically stopped after being heated to 100 DEG C of fluidizing point with tap water
Complete heating process, tap water needs to use high-power heating element, be heated continuously to 100 DEG C, power consumption and does not save extremely
Can be environmentally friendly, in the modern times of corresponding green world and sustainable development, will be eliminated eventually；Meanwhile traditional boiler exists
All there are many problems in various aspects：
1, problem is drunk：Traditional boiler is not ensured that due to the limitation of boiler ontology and is veritably provided 100 DEG C
Boiling water, thus healed water might not be really achieved boiling point, not necessarily can really be drunk.
2, temperature problem：Even if water temperature is continued to 100 DEG C, due to water tank heat preserving deficiency, heat losses are very fast, there is
The larger wasting of resources after tap water is heated to 100 DEG C of boiling, continues constant temperature for drinking even if improving insulating power
Person drinks, and for actual conditions, though because of season and individual physique difference, human body is best to be drunk coolant-temperature gage respectively and have not
Together, but absolutely not it is 100 DEG C to boil, if directly drinking the boiling water to boil in traditional boiler, temperature is excessively high, it is easy to scald
Drinking person, and high-temperature water is also outdated in summer.
3, thousand boiling water problem：When the temperature of boiling water is reduced to some particular temperature value, traditional boiler can be held automatically
Beginning reheats, and remaining boiling water that is boiled in boiler but not drunk can thus be made to boil repeatedly, forms thousand boilings
Water, this water is because boiling too long, involatile substance in water, such as calcium, magnesium heavy metal composition and content of nitrite are very high, easily grows
Endophytic bacteria generates, and drinks this water long, can interfere the gastrointestinal function of people, serious that body anoxic, stupor can be caused to faint from fear or even dead
It dies, has prodigious injury to the body of people.
4. negative and positive water problems：Cold water and hot water is not independent when the heating of traditional boiler, after part boiling water is used, newly into
Cold water is easy to be mixed to form water with remaining boiling water, influences mouthfeel, harm health.
Although occurring instant-heating type electric kettle on the market at present realizes that heating drinks function immediately immediately, the 2L that it is designed
Left and right water storage tankage is small, needs frequently to add water, inconvenient to use, and the steam generated in its heating process is to plastic shell
Pyrolytic is caused, to generate plasticiser, makes the taste containing plastics in water, not only influence mouthfeel but also human health is produced
Raw harm.
It is heated repeatedly for current boiler equipment residual boiling water, the defect of time consumption and energy consumption, being used in conjunction with actual production needs
Ask, based on the Industry in China, how to provide it is a kind of be more energy-saving and environmentally friendly, safe and reliable new generation product, be primary
It solves the problems, such as.
Invention content
The present invention is exactly directed to existing boiler time consumption and energy consumption, and remains that boiling water heats repeatedly, temperature is excessively high is not easy to drink
The problem of user selects is provided a kind of double water temperature boilers of cycles, economized type, is entered using the distributed heat convection of boiling water cooling
Cold water heated, saved the electric energy to be consumed when each heating, health energy-saving；It can be avoided simultaneously with leveled heating
The generation of thousand boiling water and water, more securely and reliably；Double water temperature water outlets and Intelligent Single-Chip Basedization control so that using more
Convenient and efficient, low manufacture cost, use scope is more extensive.
To achieve the goals above, the technical solution adopted by the present invention is：A kind of double water temperature boilers of cycles, economized type, packet
Include shell, it is characterised in that：Include boiled water tank, cold water storage cistern, heat-exchanging water tank with heater, shell-and-tube is equipped in heat-exchanging water tank
Heat exchanger, heat-exchanging water tank are externally provided with warm water export,
The boiled water tank is connected above heat-exchanging water tank with heat-exchanging water tank by heat exchanging water pipe, and heat exchanging water pipe is in heat-exchanging water tank
Portion is in " S " type from top to bottom around shell-and-tube heat exchanger,
The cold water storage cistern is connected below heat-exchanging water tank with heat-exchanging water tank by cold water pipe, heat exchanging water pipe and heat-exchanging water tank inner wall
Cold water channel is formed, by water supply pump and cold water pipe, cold water channel is connected with boiled water tank,
The pipe shell type heat exchange hydrophone is internally provided with baffle.
As an improvement of the present invention, the boiled water tank forms independent two layers up and down by interlayer, the heater
In lower layer's water tank, water tank is pumped by boiling water and is communicated with boiled water tank upper layer, further includes a water tank high position in the water tank
Detector and water tank low level probe, the boiled water tank upper layer are equipped with boiling water low level probe.
Another as the present invention improves, and the heat-exchanging water tank bottom is equipped with discharge outlet.
Another as the present invention improves, and the boiled water tank upper layer and water tank are equipped with pressure regulator valve.
As another improvement of the present invention, the boiled water tank upper layer is equipped with boiling water switch and boiling water outlet.
As another improvement of the present invention, purifying equipment for running water is equipped in the cold water storage cistern.
As a kind of improvement of the present invention, the junction of the boiled water tank and heat-exchanging water tank is equipped with heat exchange and switchs, cold water
Case is equipped with cold water switch with heat-exchanging water tank junction, and warm water pump is equipped at warm water export and warm water switchs.
As a further improvement of the present invention, on the shell further include temperature indicator and single-chip computer control system,
The single-chip computer control system is visited with heat exchange switch, cold water switch, warm water switch, boiled water tank low level probe, a water tank high position
Survey device, water tank low level probe is electrically connected.
Compared with prior art, the cold water entered using the distributed heat convection of boiling water cooling is heated, and has been saved every
The electric energy to be consumed when secondary heating, overall structure is simple, and without high-power heating element, economical construction cost is lower, energy-saving ring
It protects, water resource recycles, and efficiently, is more in line with the demand of market and environment;The water of two kinds of temperature may be implemented in one machine
Source obtains, double water temperature water outlets, breaks the single-mode of traditional boiler, provides the selection of more more options for user, more
Flexibly；Boiled water tank is separated with water tank layering simultaneously, is changed the mode of heating for directly mixing cold water with hot water, has been prevented the moon
The generation of yang edema and thousand boiling water so that the more clean health of hot water；Blank pipe and water tank inner storing water can be emptied in the power-offstate, prevented
The only generation of water and the growth of bacterium；The control of single-chip computer control system is but also whole machine is more intelligent, operation
Property higher, the service life is longer.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present invention；
Reference numeral in figure：1. boiled water tank, 2. boiling water switch, the outlet of 3. boiled water tank low liquid level detectors, 4. boiling water, 5. water tanks
High liquid level detector, 6. boiling water pump, 7. heaters, 8. boiling water heat exchange switch, 9. water tank low liquid level detectors, 10. cold water water
Pump, 11. cold water storage cisterns, 12. cold water switch, 13. temperature indicators, 14. single-chip computer control systems, 15. warm water water outlets, 16. temperature
Taps, 17. warm water water pumps, 18. water tanks, 19. heat-exchanging water tanks, 20. shell-and-tube heat exchangers, 21. heat exchanger tubes, 22. baffles,
23. discharge outlet, 24. purifiers, 25. cold water pipes, 26. cold water channels, 27. pressure regulator valves.
Specific implementation mode
Below with reference to drawings and examples, the present invention is described in detail.
Embodiment 1
A kind of double water temperature boilers of cycles, economized type, including shell, boiled water tank 1, cold water storage cistern 11, heat-exchanging water tank 19, in boiled water tank 1
Equipped with heater 7, it can constantly heat the water in boiled water tank 1 and form boiling water, be equipped with shell-and-tube heat exchanger 20 in heat-exchanging water tank 19, change
Boiler 19 is externally provided with warm water export 15, boiled water tank 1 by heat exchanging water pipe 21 above heat-exchanging water tank 19 with 19 phase of heat-exchanging water tank
It connects, the hot water in boiled water tank 1 can be flowed by heat exchanging water pipe 21 in heat-exchanging water tank 19, and heat exchanging water pipe 21 is in heat-exchanging water tank 19
Inside is in " S " type from top to bottom around shell-and-tube heat exchanger 20, i.e., as shown in Figure 1；Cold water storage cistern 11 is being exchanged heat by cold water pipe 25
19 lower section of water tank is connected with heat-exchanging water tank 19, thus the tap water in cold water storage cistern 11 can flow into heat exchange by cold water pipe 25
In water tank 19, heat exchanging water pipe 21 and 19 inner wall of heat-exchanging water tank form cold water channel 26, start water supply pump 10, in cold water channel 26
Tap water can be drawn upwardly, and by the cold water channel 26 in heat-exchanging water tank 19, and top heat exchanging water pipe 21 transports from top to bottom
Boiled boiling water enters in heat exchanger tube 21, and the boiling water in heat exchange pipeline 21 just passes through shell-and-tube with the cold water in cold water channel 26
Heat exchanger 20 has carried out heat exchange, and water temperature declines in heat exchanging water pipe 21, and warm water is exported by warm water export 15, output
Warm water temperature is suitable, unlike the boiling water excessively high temperature for being heated to 100 DEG C in traditional boiler can not be drunk, will not be opened as tradition
The problem of too low boiling water of temperature exports, occurs because placing for a long time for hydrophone, is directly drunk convenient for people, has broken traditional boiler
Need independently take out hot water after again manually addition cold water mode, warm water acquisition settle at one go, be more in line with the need actually generated
It asks；Pipe shell type heat exchange hydrophone 20 is internally provided with baffle 22, further improves the working efficiency of hot water exchanger, further increases
The conduct heat away convection current of boiling water and cold water, can be as early as possible so that the water temperature in heat exchanging water pipe 21 reduces rapidly and cold water is logical
Cold water temperature in road 26 neutralizes, and has saved the time of cooling, and effect is more preferable.
Start water supply pump 10, in addition to the tap water in cold water channel 26 can be drawn upwardly, with the water in heat exchange pipeline 21
Heat convection occurs, reduces in heat exchange pipeline 21 outside water temperature, the tap water itself in cold water channel 26 also can be because of pipe shell type heat exchange
The work influence of device 20, the water temperature of boiling water, increases the water temperature of oneself in absorption heat-exchange pipeline 21, in this way when water supply pump 10 is taken out upwards
It send, when tap water is transported to boiled water tank 1 upwards through cold water channel 26, tap water temperature is higher than initial tap water temperature, boiling water
Heater 7 in case 1 is heated up to the water temperature required time with regard to shorter, and working efficiency greatly improves, while water source
Resources circulation makes full use of, entirely without waste problem.The cycle thermophilic boiler overall structure is simple, without high-power heating original
Part, economical construction cost is lower, and energy conservation and environmental protection, water resource recycles, and efficiently, is more in line with the demand of market and environment.
Embodiment 2
This example difference from example 1 is that, boiled water tank 1 by interlayer formed up and down independent two layers, heater 7 is under
In layer water tank 18, water tank 18 is communicated by boiling water pump 6 with 1 upper layer of boiled water tank, and 1 upper layer of boiled water tank is detected equipped with boiling water low level
Device 3, interior water tank 18 includes water tank high level probe 5 and water tank low level probe 9；As described in aforementioned, with regard in boiled water tank 1
Boiling water heating process for, traditional boiling water box structure, the problem of being easy to happen thousand boiling water or water, and the present embodiment
In, boiled water tank 1 is divided into independent two layers up and down, and upper layer is used for heating, and lower layer's water tank 18 is used for supplying water, when boiled water tank upper layer
In boiled water tank liquid level it is too low, when triggering boiled water tank low water level detector 3, exsiccosis is in boiled water tank 1, at this point, to storage
Water tank 18 is compensated into water, and when 18 water of water tank is full, the water tank high level probe 5 in water tank 18 is triggered, and stops
Moisturizing starts heating device 7, is heated to the cold water in water tank 18, and heating is completed post heating device 7 and powered off, water tank
Water in 18 is transported to by boiling water pump 6 in upper layer boiled water tank 1, ensures normal water supply of the boiled water tank 1 to heat-exchanging water tank 19.
It is additionally provided with pressure regulator valve 27 on 1 upper layer of boiled water tank and water tank 18, is used for control pressure size so that enters boiling water
1 upper layer of case and the air pressure being subject to of the flow in water tank 18 are identical as external atmosphere pressure, ensure the constant of air pressure, when heating is completed
Post heating device 7 powers off, and pressure regulator valve 27 keeps atmospheric pressure in water tank 18 consistent with external atmosphere pressure, ensures the water in water tank 18
Boiling temperature can reach 100 DEG C, and 100 DEG C of water can fully sterilize, and be conducive to the precipitation of organic salt in water so that water becomes soft
Water avoids water temperature less than fluidizing point the body more unsoundness of people, and residual harmful substance improves the quality of boiling water.
Embodiment 3
On the basis of Examples 1 and 2,1 upper layer of the boiled water tank is equipped with boiling water switch 2 and boiling water outlet 4, cold in weather
When season or drinking person have boiling point requirement to water temperature, boiling water switch 2 is opened, the boiling water after boiling is directly exported from boiling water
4 outflows, drinking person 100 DEG C of boiling water capable of direct drinking, the water source that two kinds of temperature may be implemented in a machine obtain, and double water temperatures go out
Water, it is more efficiently convenient, break the single-mode of traditional boiler, provides the selection of more more options for user, more
Flexibly.
It is equipped with purifying equipment for running water 24 in cold water storage cistern 11, pre-processes, carries to entering the tap water in cold water storage cistern 11
The high water quality of tap water, the working efficiency and output quality of machine are improved from water source, is more in line with modern society people
To the high request of drinking water.19 bottom of heat-exchanging water tank is equipped with discharge outlet 23, when boiled water tank 1 and its pipeline do not work or damage
When can not work, the tap water in cold water storage cistern 11 by purification will directly be exported by discharge outlet 23, so that people in need makes
With not waste water resource；And when complete machine is under shutdown status, blank pipe and water tank inner storing water can be emptied, is forbidden residual in water tank
Water is stayed, bacteria breed is prevented.
Embodiment 4
On the basis of the above embodiments, the junction of the boiled water tank 1 and heat-exchanging water tank 19 is equipped with heat exchange switch 8, cold water storage cistern
11 are equipped with cold water switch 12 with 19 junction of heat-exchanging water tank, and warm water pump 17 and warm water switch 16 are equipped at warm water export 15, different
Three switches are set at temperature water source, also single use can be used in conjunction with each other, it is independent mutually each other, it is independent of each other,
Independence higher, the combination selection mode used is also more, meanwhile, if machine breaks down, it can also pass through either on or off not equality of temperature
The switch at water source is spent to judge machine breakdown position, more flexibly, operational higher.
Further include temperature indicator 13 and single-chip computer control system 14 on the shell, drinking person can understand before consumption
Water temperature is also more in line with hommization using more safe and secure；The single-chip computer control system 14 and heat exchange switch 8, cold water
Switch 12, warm water switch 16, boiled water tank low level probe 3, water tank high level probe 5, water tank low level probe 9 electrically connect
It connects, has performance good using single-chip computer control system 14, electric life is long, safe to use, the feature of time between overhauls(TBO) length, can be timely
Circuit is opened in cut-out, to control the normal work of boiler in time.
The basic principles, main features and advantages of the present invention have been shown and described above.The technical staff of the industry
It should be appreciated that the present invention is not limited by examples detailed above, the original for only illustrating the present invention described in examples detailed above and specification
Reason, various changes and improvements may be made to the invention without departing from the spirit and scope of the present invention, these changes and improvements
It all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appended claims and its equivalent circle
It is fixed.
Claims (8)
1. a kind of double water temperature boilers of cycles, economized type, including shell, it is characterised in that：Include boiled water tank with heater,
Cold water storage cistern, heat-exchanging water tank, heat-exchanging water tank is interior to be equipped with shell-and-tube heat exchanger, and heat-exchanging water tank is externally provided with warm water export；
The boiled water tank is connected above heat-exchanging water tank with heat-exchanging water tank by heat exchanging water pipe, and heat exchanging water pipe is in heat-exchanging water tank
Portion is in " S " type from top to bottom around shell-and-tube heat exchanger；
The cold water storage cistern is connected below heat-exchanging water tank with heat-exchanging water tank by cold water pipe, heat exchanging water pipe and heat-exchanging water tank inner wall
Cold water channel is formed, by water supply pump and cold water pipe, cold water channel is connected with boiled water tank；
The pipe shell type heat exchange hydrophone is internally provided with baffle.
2. a kind of double water temperature boilers of cycles, economized type according to claim 1, it is characterised in that：The boiled water tank passes through
Interlayer is formed independent two layers up and down, and for the heater in lower layer's water tank, water tank passes through boiling water pump and boiled water tank upper layer
It communicates, further includes water tank high level probe and water tank low level probe in the water tank, the boiled water tank upper layer is equipped with
Boiling water low level probe.
3. a kind of double water temperature boilers of cycles, economized type according to claim 1, it is characterised in that：The heat-exchanging water tank bottom
Portion is equipped with discharge outlet.
4. a kind of double water temperature boilers of cycles, economized type according to claim 2, it is characterised in that：The boiled water tank upper layer
It is equipped with pressure regulator valve with water tank.
5. a kind of double water temperature boilers of cycles, economized type according to claim 2, it is characterised in that：The boiled water tank upper layer
Equipped with boiling water switch and boiling water outlet.
6. a kind of double water temperature boilers of cycles, economized type according to claim 5, it is characterised in that：It is set in the cold water storage cistern
There is purifying equipment for running water.
7. the double water temperature boilers of a kind of cycles, economized type according to any of the above-described claim, it is characterised in that：It is described to open
The junction of water tank and heat-exchanging water tank is equipped with heat exchange and switchs, and cold water storage cistern is equipped with cold water switch with heat-exchanging water tank junction, and warm water goes out
It is equipped with warm water pump at mouthful and warm water switchs.
8. a kind of double water temperature boilers of cycles, economized type according to claim 7, it is characterised in that：It is also wrapped on the shell
Include temperature indicator and single-chip computer control system, the single-chip computer control system switchs with heat exchange switch, cold water switch, warm water,
Boiled water tank low level probe, water tank high level probe, water tank low level probe are electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810380099.0A CN108613373A (en) | 2018-04-25 | 2018-04-25 | A kind of double water temperature boilers of cycles, economized type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810380099.0A CN108613373A (en) | 2018-04-25 | 2018-04-25 | A kind of double water temperature boilers of cycles, economized type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108613373A true CN108613373A (en) | 2018-10-02 |
Family
ID=63660814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810380099.0A Pending CN108613373A (en) | 2018-04-25 | 2018-04-25 | A kind of double water temperature boilers of cycles, economized type |
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| Country | Link |
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| CN (1) | CN108613373A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109549481A (en) * | 2018-11-13 | 2019-04-02 | 李大兵 | A kind of speed heat boiling type cool boiled water machine |
| CN114176402A (en) * | 2021-12-24 | 2022-03-15 | 广州安迪泰有限公司 | Non-pressure warm water supply system |
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| CN202885257U (en) * | 2012-09-26 | 2013-04-17 | 广东志高空调有限公司 | Constant-temperature water box with pressure-regulating valve |
| CN203163219U (en) * | 2013-01-17 | 2013-08-28 | 中铁二院工程集团有限责任公司 | Three-tank type electric-heating water boiler |
| CN103453655A (en) * | 2012-05-29 | 2013-12-18 | 北京航空航天大学 | Energy-saving temperature adjustable electric boiler and method for boiling water |
| CN203949348U (en) * | 2014-05-15 | 2014-11-19 | 北京宏华电器有限公司 | Continous way electric water-boiling device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010073820A (en) * | 2000-01-20 | 2001-08-03 | 최성봉 | An apparatus for controling a heating water and a hot sanitary water in the boiler |
| CN103453655A (en) * | 2012-05-29 | 2013-12-18 | 北京航空航天大学 | Energy-saving temperature adjustable electric boiler and method for boiling water |
| CN202885257U (en) * | 2012-09-26 | 2013-04-17 | 广东志高空调有限公司 | Constant-temperature water box with pressure-regulating valve |
| CN203163219U (en) * | 2013-01-17 | 2013-08-28 | 中铁二院工程集团有限责任公司 | Three-tank type electric-heating water boiler |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109549481A (en) * | 2018-11-13 | 2019-04-02 | 李大兵 | A kind of speed heat boiling type cool boiled water machine |
| CN114176402A (en) * | 2021-12-24 | 2022-03-15 | 广州安迪泰有限公司 | Non-pressure warm water supply system |
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