CN106016745A - Instant heating type safe electric water heater - Google Patents
Instant heating type safe electric water heater Download PDFInfo
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- CN106016745A CN106016745A CN201610527766.4A CN201610527766A CN106016745A CN 106016745 A CN106016745 A CN 106016745A CN 201610527766 A CN201610527766 A CN 201610527766A CN 106016745 A CN106016745 A CN 106016745A
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- Prior art keywords
- water
- hot
- tube
- gallbladder
- heat
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 216
- 238000010438 heat treatment Methods 0.000 title claims abstract description 54
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 37
- 238000005485 electric heating Methods 0.000 claims abstract description 21
- 210000000232 gallbladder Anatomy 0.000 claims description 82
- 238000001514 detection method Methods 0.000 claims description 11
- 238000011084 recovery Methods 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 6
- 239000013589 supplement Substances 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 230000005144 thermotropism Effects 0.000 claims description 4
- 229910001338 liquidmetal Inorganic materials 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 4
- 229910001385 heavy metal Inorganic materials 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 206010053615 Thermal burn Diseases 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 229910000019 calcium carbonate Inorganic materials 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 244000052616 bacterial pathogen Species 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 229910001424 calcium ion Inorganic materials 0.000 description 1
- ZFXVRMSLJDYJCH-UHFFFAOYSA-N calcium magnesium Chemical compound [Mg].[Ca] ZFXVRMSLJDYJCH-UHFFFAOYSA-N 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 239000006258 conductive agent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229910001425 magnesium ion Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004597 plastic additive Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000979 retarding effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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
- 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
- F24H7/0208—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 using electrical energy supply
- F24H7/0233—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 using electrical energy supply the transfer fluid being water
-
- 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
- F24H9/18—Arrangement or mounting of grates or heating means
- F24H9/1809—Arrangement or mounting of grates or heating means 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
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)
- Instantaneous Water Boilers, Portable Hot-Water Supply Apparatuses, And Control Of Portable Hot-Water Supply Apparatuses (AREA)
Abstract
The invention discloses an instant heating type safe electric water heater. The instant heating type safe electric water heater comprises a shell, a controller and at least one heating assembly, wherein the heating assembly comprises a heat source, a heating bladder and a water flow guide pipe penetrating through the heating bladder; a heat transferring agent for guiding heat into the water flow guide pipe is arranged in the heating bladder; the water inlet end and the water outlet end of the water flow guide pipe separately communicate with a cold water pipe and a hot water pipe, and the ends, far from the heating bladder, of the cold water pipe and the hot water pipe communicate with a heat exchange assembly; and the hot water pipe, after carrying out heat exchange, penetrates through the heat exchange assembly and communicates with the hot water input end of a water mixing valve, the cold water input end of the water mixing valve communicates with the cold water pipe, and the warm water output end of the water mixing valve communicates with a water outlet pipeline of the electric water heater. Through the technical scheme, the generation of scales on an electric heating pipe can be effectively avoided, the safe running of the water heater can be realized without a voltage isolating device, the content of harmful substances in shower water is reduced in a non-contact heating mode, the quality of the shower water is high, the size of the heating bladder is small, the heat efficiency is high, and the electric water heater is safe and practical.
Description
Technical field
The present invention relates to technical field of water heaters, more specifically, it relates to a kind of immediate heating type safe electric water heater.
Background technology
Electric heater is the most common in the life of people, is mainly used in heating shower water, is very easy to people and takes a shower.
Existing electric heater, typically by inner bag, heating assembly and pipeline assembly are constituted, and water body is often directly heated by heating assembly.If patent announcement number is the Chinese patent of CN105091317A, it is proposed that a kind of high hot water exports antibacterial water heater, its heating assembly (electrothermal tube) is directly protruding in inner bag heats shower water body.First above-mentioned setting there is problems in that, the heating pipe range phase directly contacts with water body, and the calcium ions and magnesium ions in water separates out in heating process from water and the granules such as formation calcium carbonate that react with carbon dioxide are attached on electrothermal tube, forms incrustation scale.Incrustation scale not only greatly reduces the electrothermal tube efficiency to water body heat conduction, is also easy to, so that accidents such as electrothermal tube generation boosters, need regular dismounting to safeguard (general 1～2 year/time)；Secondly, in order to avoid the hydraulic pressure of running water pipe crushes water storage liner, must be provided with every voltage device between water storage liner and running water pipe, the structure the most just making water heater is more complicated；Again, firing rate is slow, main reason is that following two aspect, and one is that water storage liner volume is big, and the water yield is many, causes water body to heat up slowly；Two are in order at security consideration (prevent bather from scalding, prevent inner bag due to intrinsic pressure excessive and burst), water temperature in water storage liner is the highest generally 75 DEG C, this means that needs to heat more water body, just can obtain more shower water, so that water heater is bulky, heating needs wait for a period of time；Finally, it is stored in for a long time in water storage liner due to shower water, easily breed bacteria, and contact with components over time such as electrothermal tube, water storage liner inwall, rubber seal, making plurality of heavy metal ion, plastic additive etc. penetrates in water body, causes water pollution, affect bather healthy, be unfavorable for promoting the quality taken a shower.
Summary of the invention
For the easy fouling in electrothermal tube surface in immediate heating type electric heater in practice, affecting heat transfer efficiency, heat the problem slow, the water yield is little, water quality is the highest, the present invention proposes a kind of immediate heating type safe electric water heater, and concrete scheme is as follows:
A kind of immediate heating type safe electric water heater, including housing, controller and at least one the heating assembly being located in housing,
Described heating assembly includes a thermal source, hot gallbladder and is arranged in the flow tube in hot gallbladder, is provided with, in described hot gallbladder, the thermal conducting agent importing in flow tube by heat produced by thermal source；
The water inlet end of described flow tube and water side have been respectively communicated with cold water pipe and hot-water line, and described cold water pipe and hot-water line are communicated with a heat-exchanging component importing in cold water pipe by the heat part in hot-water line away from one end of hot gallbladder；
Described hot-water line passes the hot water input of described heat-exchanging component and a water mixing valve after heat exchange and is connected, the cold water input of described water mixing valve is connected with the cold water pipe before heat exchange, and the warm water outfan of described water mixing valve is connected with the outlet pipeline of described electric heater.
Further, described thermal source includes the electric heating tube being located in hot gallbladder, and described electric heating tube is controlled by described controller and heats thermal conducting agent.
Further, the water inlet end side of flow tube during described electric heating tube is located at hot gallbladder.
Further, described thermal conducting agent is water or conduction oil or liquid metal.
Further, described heat-exchanging component includes inner tube and the outer tube that concentric arranges, and described inner tube is connected with described hot-water line, and described outer tube is connected with described cold water pipe.
Further, described inner tube and outer tube are made by copper or rustless steel or pottery or quartz glass, and inner tube is arranged with outer tube equal helical layer tubulose.
Further, described flow tube is positioned at the part of hot gallbladder and arranges in the shape of a spiral, and is provided with the fin for increasing flow tube and thermal conducting agent contact area on its outer wall.
Further, the sidewall of described hot gallbladder being provided with the communicating valve being passed through thermal conducting agent in the relief valve for being discharged by the steam in hot gallbladder and thermotropism gallbladder, described communicating valve supplements pipeline with thermal conducting agent and is connected.
Further, being provided with steam heat recovery tube in described hot gallbladder, the steam input of described steam heat recovery tube is arranged at the tip position of described hot gallbladder, and the pipe shaft of described steam heat recovery tube is connected with described relief valve after the thermal conducting agent in inner bag.
Further, described hot gallbladder is additionally provided with:
Temperature sensor, is connected with controller signals, for detecting the temperature in hot gallbladder and sending temperature detection value to controller；
Pressure transducer, is connected with controller signals, for detecting the pressure in hot gallbladder and sending detected pressure value to controller；
Liquid level sensor, is connected with controller signals, for detecting the liquid level in hot gallbladder and sending Level Detection value to controller；
It is additionally provided with outside described hot gallbladder:
Alarm assembly, is connected with controller signals, the output alarm signal when the temperature in hot gallbladder, pressure and Level Detection value are beyond threshold value.
The beneficial effects of the present invention is:
(1), electric heating tube does not directly contact with shower water so that the granules such as the calcium carbonate in water body will not be attached on electric heating tube, it is to avoid the generation of incrustation scale, also ensure that heat transfer efficiency and the safety of electric heating tube, extend the maintenance period of water heater；
(2), owing to shower water body is not to enter directly in hot gallbladder, such that it is able to the hydraulic pressure being effectively prevented from running water pipe is transmitted in hot gallbladder crush hot gallbladder, eliminate in water heater every voltage device so that hot gallbladder run time more safe and reliable；
(3) owing to being provided with heat-exchanging component so that the hot water temperature exported by hot gallbladder can be significantly larger than the temperature upper limit (less than 100 DEG C) of conventional hot water's device 75 DEG C so that the volume of hot gallbladder is less, the space installed is saved；
(4) same, the thermal conducting agent temperature of heating shower water can also be significantly larger than 75 DEG C of upper limits of conventional hot water's device, reaches as high as 100 DEG C (when thermal conducting agent is chosen as water) so that the speed of shower water heating is faster；
(5), owing to the temperature of the shower water after heating is higher, under the conditions of the most same hot water effluent's amount, hot gallbladder volume becomes less,；Instant electrical heating heating rate is faster;
(6), by arranging heat-exchanging component, can utilize and be preheated, by the heat of the hot water (temperature is about 100 DEG C) of output in hot gallbladder, the cold water being passed in flow tube, while saving the energy, make the water temperature entering in water mixing valve be reduced to safe interval, it is to avoid bather scalds；
(7), owing to shower water each device internal with hot gallbladder directly contacts, also avoid the heavy metal ion in each device and penetrate in shower water, it is ensured that the cleanliness factor of shower water, beneficially bather healthy；
(8), owing to the volume of flow tube is less relative to the hot gallbladder of storage-type, the shower water of storage is less, it is to avoid a large amount of shower waters are shelved for a long time, grow pathogenic bacteria.
Accompanying drawing explanation
Fig. 1 is the overall schematic of immediate heating type safe electric water heater of the present invention；
Fig. 2 is heat-exchanging component structural representation (mode one)；
Fig. 3 is heat-exchanging component structural representation (mode two).
Accompanying drawing mark: 1, housing；2, controller；3, heating assembly；4, hot gallbladder；5, flow tube；6, thermal conducting agent；7, cold water pipe；8, hot-water line；9, electric heating tube；10, heat-exchanging component；11, inner tube；12, outer tube；13, fin；14, relief valve；15, communicating valve；16, steam heat recovery tube；17, temperature sensor；18, pressure transducer；19, liquid level sensor；20, alarm assembly；21, LED；22, buzzer；23, heat-insulation and heat-preservation shell；24, water mixing valve；25, heat exchange box；26, heat exchanger fin；27, the first water stream channel；28, the second water stream channel；29, check valve.
Detailed description of the invention
The invention reside in offer one and can be prevented effectively from electric heating tube fouling, the efficiency of heating surface is high.Safe and reliable immediate heating type safe electric water heater.
Below in conjunction with embodiment and figure, the present invention is described in further detail, but embodiments of the present invention are not limited only to this.
Embodiment one: as it is shown in figure 1, a kind of immediate heating type safe electric water heater, including housing 1, controller 2 and at least one the heating assembly 3 being located in housing 1.Controller noted above 2 forms every control knob on the outer wall of housing 1.
Heating assembly 3 includes a thermal source, hot gallbladder 4 and is arranged in the flow tube 5 in hot gallbladder 4, is provided with the thermal conducting agent 6 importing in flow tube 5 by heat produced by thermal source in hot gallbladder 4.For thermal conducting agent 6, can be chosen as water or conduction oil or liquid metal, both are minimum compared to rear for the boiling temperature of water, about about 100 DEG C, according to different needs, can select the one in above-mentioned several thermal conducting agent 6.In the present embodiment, more convenient in order to supplement thermal conducting agent 6, it is also considered that to safety and the heat content of thermal conducting agent 6 of hot gallbladder 4, to adopt and use water as thermal conducting agent 6.
In order to increase the heat-conducting area of flow tube 5, promoting heat transfer efficiency, flow tube 5 is positioned at the part of hot gallbladder 4 and arranges in the shape of a spiral, and is provided with the fin 13 for increasing flow tube 5 and thermal conducting agent 6 contact area on its outer wall.Further, flow tube 5 uses corrugated stainless steel tubing or copper pipe to make.Fin 13 is in the shape of a spiral along the outer wall winding of flow tube 5.
Describing in detail, thermal source includes that at least one electric heating tube 9 being located in hot gallbladder 4, electric heating tube 9 are controlled by controller 2 and heat thermal conducting agent 6.Certainly, it is outside that the major part of thermal source can also be arranged on hot gallbladder 4, and such as, thermal source main body is the electromagnetic generator being located at outside hot gallbladder 4, and the thermal source being positioned at hot gallbladder 4 is the iron core that an above-mentioned electromagnetic generator of sensing generates heat.Certainly, also have other similar thermals source many to set, in the present embodiment, use electric heating tube 9.Electric heating tube 9 is located at the water inlet end side of flow tube 5 in hot gallbladder 4 so that entering into the cold water in flow tube 5 can quickly be heated.
Above-mentioned setting, owing to electric heating tube 9 does not directly contact with shower water, but for a long time with contacting with water as thermal conducting agent 6.Limited amount due to the water body calcium-magnesium-containing ion as thermal conducting agent 6, therefore, electric heating tube 9 Surface Creation incrustation scale can be avoided, thus can ensure that the hot gallbladder 4 of water heater remains to keep initial electrical heating efficiency after long-term use, and can effectively ensure that electric heating tube 9 will not be because of overheated and booster.
Such scheme also has some obvious advantages, first: traditional hot gallbladder 4, shower water is all directly to supplement cold water by running water pipe, in order to avoid inner bag hydraulic pressure is excessive, generally it is provided with every voltage device between running water pipe and hot gallbladder 4, and use the scheme in the present invention, then can be effectively prevented from the use every voltage device, because the pressure of shower water is not transmitted in hot gallbladder 4 all the time.Secondly, decreasing the shower water stored in hot gallbladder 4, one can avoid shelving for a long time of water body and the bacteria breed that causes, and two can also reduce the chance that water body contacts with hot gallbladder 4 internal components, reduce the content of heavy metal ion in shower water, promote the quality of shower water.Finally, compared to traditional water heater, the maximum temperature of shower water heating can only achieve 75 DEG C (the too high meeting of temperature makes hot gallbladder 4 intrinsic pressure excessive and security incident occurs), the shower water temperature being used for after heating in the present invention being in harmonious proportion with cold water is up to 100 DEG C, it is in harmonious proportion the warm water obtained as much, obviously the present invention needs the hot water amount used less, so that the volume of hot gallbladder 4 can be effectively reduced so that the water heater scope of application is wider.
As shown in Figure 1, it is described in further detail, the water inlet end of flow tube 5 and water side have been respectively communicated with cold water pipe 7 and hot-water line 8, and cold water pipe 7 and hot-water line 8 are communicated with a heat-exchanging component 10 importing in cold water pipe 7 by the heat part in hot-water line 8 away from one end of hot gallbladder 4.
Hot-water line 8 passes heat-exchanging component 10 after heat exchange and is connected with the hot water input of a water mixing valve 24, and the cold water input of water mixing valve 24 is connected with the cold water pipe 7 before heat exchange, and the warm water outfan of water mixing valve 24 is connected with the outlet pipeline of electric heater.
As in figure 2 it is shown, above-mentioned heat-exchanging component 10 includes inner tube 11 and the outer tube 12 that concentric arranges, inner tube 11 is connected with hot-water line 8, and outer tube 12 is connected with cold water pipe 7.By arranging length and the internal diameter ratio of inner tube 11 and outer tube 12 in heat-exchanging component 10, and according to hot-water line 8 and the temperature difference of water temperature in cold water pipe 7, the water temperature that can inner tube 11 be exported, after hot water pipe 8 heat exchange, the temperature of water body controls at about 75 DEG C.
For the material of inner tube 11 with outer tube 12, copper or rustless steel or pottery or quartz glass can be selected, in the present embodiment, be made of copper, and inner tube 11 is arranged with the equal helical layer tubulose of outer tube 12.Optimizing, the serpentine pipe being coiled in inner tube 11 and outer tube 12 is coated with one layer of heat-insulation and heat-preservation shell 23, and the water temperature can being effectively prevented from hot-water line 8 runs off so that the water heater in the present invention is more energy-conservation.
Having the beneficial effects that of such scheme, the water body that temperature can be avoided too high enters in water mixing valve 24, can be the protection of a layer more than bather provides.Bather is when using water heater proposed by the invention, it is only necessary to the warm water that the adjusting rod of regulating mixed water valve 24 just can obtain wanting is taken a shower.
Optimizing, the steam produced in order to avoid thermal conducting agent 6 is split up hot gallbladder 4, is provided with one for the relief valve 14 discharged by the steam in hot gallbladder 4 on the sidewall of hot gallbladder 4.
In order to avoid the thermal conducting agent 6 in hot gallbladder 4 consumes and can not get supplementing, the sidewall of hot gallbladder 4 is provided with the communicating valve 15 being passed through thermal conducting agent 6 in thermotropism gallbladder 4, communicating valve 15 supplements pipeline with thermal conducting agent 6 and is connected, owing to the thermal conducting agent 6 in the present embodiment uses water, therefore, communicating valve 15 is connected with cold water pipe 7 or hot-water line 8, additionally, communicating valve 15 uses the electromagnetic valve controlled by controller 2.
Being provided with steam heat recovery tube 16 in hot gallbladder 4, the steam input of steam heat recovery tube 16 is arranged at the tip position of hot gallbladder 4, and the pipe shaft of steam heat recovery tube 16 is connected with relief valve 14 after the thermal conducting agent 6 in inner bag.Owing to the temperature of steam is higher than the temperature of thermal conducting agent 6 in hot gallbladder 4, it is arranged such and steam can be avoided to discharge the thermal loss caused, it is also possible to avoid the high-temperature steam discharged to damage taking a shower.As it is shown in figure 1, be provided with the retarding construction of one section of bending on steam heat return duct in order to slow down the speed that steam is discharged.
Optimizing, scald user in order to avoid the hot water in flow tube during dismounting water mixing valve flows backwards, the water inlet end at flow tube is provided with a check valve 29, and the conducting direction of check valve 29 is towards flow tube side.
Based on above-mentioned base structure, hot gallbladder 4 is additionally provided with:
Temperature sensor 17, is connected with controller 2 signal, for detecting the temperature in hot gallbladder 4 and sending temperature detection value to controller 2；
Pressure transducer 18, is connected with controller 2 signal, for detecting the pressure in hot gallbladder 4 and sending detected pressure value to controller 2；
Liquid level sensor 19, is connected with controller 2 signal, for detecting the liquid level in hot gallbladder 4 and sending Level Detection value to controller 2；
It is additionally provided with outside hot gallbladder 4:
Alarm assembly 20, is connected with controller 2 signal, the output alarm signal when the temperature in hot gallbladder 4, pressure and Level Detection value are beyond threshold value.
Middle controller 2 of the present invention uses single-chip microcomputer or ARM or FPGA, the detection outfan of each sensor above-mentioned after A/D changes (if needing conversion) exports in controller 2, the digital quantity of each detected value above-mentioned is made comparisons with preset value, if it exceeds preset value, then export specific control signal, control alarm assembly 20 and report to the police, in single-chip microcomputer c program, the realization of said process is very simple, uses if statement just can realize, just repeats no more at this.For alarm assembly 20, including the LED 21 of buzzer 22 with multiple different colours, send alarm signal by controlling the action of buzzer 22 and LED 21.
In order to adjust the temperature of thermal conducting agent 6, have only to regulate heating power and the frequency of electric heating tube 9, temperature sensor 17, single-chip microcomputer, electric heating tube 9 and drive circuit thereof collectively constitute a close loop control circuit, can be effectively realized the accurate control to thermal conducting agent 6 temperature.In like manner, when the detection output valve of liquid level sensor 19 is beyond preset value, controller 2 controls the break-make of electromagnetic valve with filling heat-conductive agent 6 in thermotropism gallbladder 4.
Embodiment two: combine shown in Fig. 1 and Fig. 3, a kind of immediate heating type safe electric water heater, difference with embodiment one is, described heat-exchanging component 10 includes a heat exchange box 25, multiple heat exchanger fin 26 it is arranged at intervals with in described heat exchange box 25, the first water stream channel 27 it is provided with along its length in multiple described heat exchanger fins 26, the second water stream channel 28 is formed between multiple heat exchanger fins 26, the two ends of described first water stream channel 27 respectively with heat exchange box 25 outside cold water pipe 7 be connected, the two ends of described second water stream channel 28 are connected with the hot-water line 8 outside heat exchange box 25 respectively.The heat exchange principle of said structure is: the hot water that cold water flows through in the first water stream channel 27 and the second water stream channel 28 carries out heat exchange, thus realizes heat exchange.For the material of heat exchanger fin 26, rustless steel or copper or pottery or quartz glass is used to make.
In conjunction with above-described embodiment one and embodiment two, for the structure of heat-exchanging component in the present invention 10 it should be understood that all that be capable of the hot water heat exchange function with cold water, final purpose is heat exchange, all substantially identical with the present invention.
Below being only the preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-described embodiment, and all technical schemes belonged under thinking of the present invention belong to protection scope of the present invention.It should be pointed out that, for those skilled in the art, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications also should be regarded as protection scope of the present invention.
Claims (10)
1. an immediate heating type safe electric water heater, including housing (1), controller (2) and at least one heating assembly (3) being located in housing (1), it is characterised in that
Described heating assembly (3) includes a thermal source, hot gallbladder (4) and the flow tube (5) being arranged in hot gallbladder (4), is provided with the thermal conducting agent (6) importing in flow tube (5) by heat produced by thermal source in described hot gallbladder (4)；
The water inlet end of described flow tube (5) and water side have been respectively communicated with cold water pipe (7) and hot-water line (8), and described cold water pipe (7) and hot-water line (8) are all communicated with a heat-exchanging component (10) importing in cold water pipe (7) by the heat part in hot-water line (8) away from one end of hot gallbladder (4)；
Described hot-water line (8) passes described heat-exchanging component (10) after heat exchange and is connected with the hot water input of a water mixing valve (24), the cold water input of described water mixing valve (24) is connected with the cold water pipe (7) before heat exchange, and the warm water outfan of described water mixing valve (24) is connected with the outlet pipeline of described electric heater.
Immediate heating type safe electric water heater the most according to claim 1, it is characterized in that, described thermal source includes the electric heating tube (9) being located in hot gallbladder (4), and described electric heating tube (9) is controlled by described controller (2) and heats thermal conducting agent (6).
Immediate heating type safe electric water heater the most according to claim 2, it is characterised in that described electric heating tube (9) is located at the water inlet end side of flow tube (5) in hot gallbladder (4).
Immediate heating type safe electric water heater the most according to claim 1, it is characterised in that described thermal conducting agent (6) is water or conduction oil or liquid metal.
Immediate heating type safe electric water heater the most according to claim 1, it is characterized in that, described heat-exchanging component (10) includes inner tube (11) and the outer tube (12) that concentric arranges, described inner tube (11) is connected with described hot-water line (8), and described outer tube (12) is connected with described cold water pipe (7).
Immediate heating type safe electric water heater the most according to claim 5, it is characterized in that, described inner tube (11) and outer tube (12) are made by copper or rustless steel or pottery or quartz glass, and inner tube (11) is arranged with outer tube (12) all helical layer tubuloses.
Immediate heating type safe electric water heater the most according to claim 1, it is characterized in that, described flow tube (5) is positioned at the part of hot gallbladder (4) and arranges in the shape of a spiral, and is provided with the fin (13) for increasing flow tube (5) and thermal conducting agent (6) contact area on its outer wall.
Immediate heating type safe electric water heater the most according to claim 1, it is characterized in that, being provided with a communicating valve (15) being passed through thermal conducting agent (6) in the relief valve (14) discharged by the steam in hot gallbladder (4) and thermotropism gallbladder (4) on the sidewall of described hot gallbladder (4), described communicating valve (15) supplements pipeline with thermal conducting agent (6) and is connected.
Immediate heating type safe electric water heater the most according to claim 8, it is characterized in that, described hot gallbladder (4) is provided with steam heat recovery tube (16), the steam input of described steam heat recovery tube (16) is arranged at the tip position of described hot gallbladder (4), and the pipe shaft of described steam heat recovery tube (16) is connected with described relief valve (14) afterwards through the thermal conducting agent (6) in inner bag.
Immediate heating type safe electric water heater the most according to claim 1, it is characterised in that be additionally provided with in described hot gallbladder (4):
Temperature sensor (17), is connected with controller (2) signal, is used for detecting the temperature in hot gallbladder (4) and sending temperature detection value to controller (2)；
Pressure transducer (18), is connected with controller (2) signal, is used for detecting the pressure in hot gallbladder (4) and sending detected pressure value to controller (2)；
Liquid level sensor (19), is connected with controller (2) signal, is used for detecting the liquid level in hot gallbladder (4) and sending Level Detection value to controller (2)；
It is additionally provided with outside described hot gallbladder (4):
Alarm assembly (20), is connected with controller (2) signal, the output alarm signal when the temperature in hot gallbladder (4), pressure and Level Detection value are beyond threshold value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610527766.4A CN106016745A (en) | 2016-07-01 | 2016-07-01 | Instant heating type safe electric water heater |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610527766.4A CN106016745A (en) | 2016-07-01 | 2016-07-01 | Instant heating type safe electric water heater |
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| CN106016745A true CN106016745A (en) | 2016-10-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610527766.4A Pending CN106016745A (en) | 2016-07-01 | 2016-07-01 | Instant heating type safe electric water heater |
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| CN (1) | CN106016745A (en) |
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| CN110006173A (en) * | 2019-03-23 | 2019-07-12 | 中山市创高生活电器有限公司 | A kind of electric heater |
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