CN2833413Y - Quick-circulating energy-saving electric water heater - Google Patents
Quick-circulating energy-saving electric water heater Download PDFInfo
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- CN2833413Y CN2833413Y CN 200520067822 CN200520067822U CN2833413Y CN 2833413 Y CN2833413 Y CN 2833413Y CN 200520067822 CN200520067822 CN 200520067822 CN 200520067822 U CN200520067822 U CN 200520067822U CN 2833413 Y CN2833413 Y CN 2833413Y
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- control circuit
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Abstract
The utility model discloses a quick-circulating energy-saving electric water heater, which comprises a water chamber, an electric heating pipe, a control circuit and a water path. The utility model has the technical scheme that a circulating water pump is arranged on the water chamber; a water inlet pipe and a water outlet pipe of the circulating water pump is communicated with the water chamber; the water inlet pipe and the water outlet pipe of the circulating water pump are arranged in different height; the water inlet pipe is arranged on the high position of the water chamber; the water outlet pipe is arranged on the low position of the water chamber. The utility model overcomes the defects of the prior art and provides a water heater provided with the circulation water pump; when the electric water heater works, water in the water chamber is heated by the electric heating pipe; in the meanwhile, a water pump starts working to make the cold water and the hot water in the water chamber mixed continuously; thus, the water in different height in the water chamber has the effect of basically same temperature. The utility model has the advantages of high efficiency of hot water, stable leaving water temperature, small size, energy saving, no water scale, convenient operation and humanization.
Description
[technical field]
The utility model relates to a kind of electric heater, relates in particular to a kind of hot and cold water energy-saving electric water heater of circulation fast, belongs to household appliance technical field.
[background technology]
Existing electric heater roughly is divided into two kinds of Instant heating type and heat storage types.
The Instant heating type above electric current of 20A that needs, power is very big, and general family is inapplicable.
The heat storing type electric water heater is provided with the inner bag of water storage, after the water in the water courage preheats, the different phenomenon of differing heights water temperature in the water courage can occur.With the heating power is that 3000W, design temperature are that the 95 water heater water courage Temperature Distribution of spending are example (water courage temperature detecting point is located at 2/3rds places on the water courage), when heating reaches that design temperature stopped to heat 3 minutes after actual to record data as follows: water courage top is 97.1 degree, the top is 91.1 degree for following 5 centimetres, 10 centimetres is 89.7 degree, 15 centimetres is 89.3 degree, 20 centimetres is 88.5 degree, 25 centimetres is 87.4 degree, 30 centimetres is 64.3 degree, 35 centimetres is 52.3 degree, 40 centimetres is 40.0 degree, and the bottom is 37.2 degree.This has illustrated in traditional old-fashioned storage-type electric water heater to be not that all hot water have all reached design temperature 95 degree, and water gallbladder-heat water storage capacity is efficient only to be 33%, is 33% such as the water courage of 1 15 liters of capacity effectively uses the hot water rate, is 4.9 liters.Have again, the hot water that always extracts eminence when the people has a bath again with the cold water mix in the external world, this hot water temperature that will occur extracting is more and more lower, water temperature instability when the people takes a shower feels very uncomfortable.
The utility model has carried out useful improvement in order to overcome above shortcoming.
[utility model content]
The utility model has overcome the deficiencies in the prior art, provides that a kind of hot water efficient height, leaving water temperature are stable, volume is little, energy savings, has not had incrustation scale, the easy to operate and energy-saving electric water heater of hommization.
In order to solve the technical problem of above-mentioned existence, the utility model adopts following technical proposal:
A kind of rapid thermal cycles energy-saving electric water heater comprises water courage, electric heating tube, control circuit, water route, also is provided with water circulating pump on the water courage, and the water inlet pipe of water circulating pump, outlet pipe communicate with the water courage;
The energy-saving electric water heater of aforesaid a kind of rapid thermal cycles, water inlet pipe, the outlet pipe of described water circulating pump arrange that just water inlet pipe is arranged on the eminence of water courage, outlet pipe is arranged on the lower of water courage;
The energy-saving electric water heater of aforesaid a kind of rapid thermal cycles, described water courage is shaped as flat, and water courage housing is provided with the recoil reinforcement, and the recoil reinforcement is depressed in housing;
The energy-saving electric water heater of aforesaid a kind of rapid thermal cycles, described water courage also are provided with anti-expansion reinforcing prop, and anti-expansion reinforcing prop is that housing is provided with the [to wearing the water courage and completely cutting off with water courage inside, and pull bar is set in wherein then;
The energy-saving electric water heater of aforesaid a kind of rapid thermal cycles, described water route comprise hot water outlet pipe, cold water inlet, blend water pipe, are connected with mixing water leaving water temperature probe blending the water pipe place;
The energy-saving electric water heater of aforesaid a kind of rapid thermal cycles, described circuit part comprise mainboard MCU, water circulating pump control circuit, water circulating pump, heat-generating pipe H1 control circuit, heat-generating pipe H1, heat-generating pipe H2 control circuit, heat-generating pipe H2; The output of mainboard MCU connects the input of water circulating pump control circuit, the control end control water circulating pump of water circulating pump control circuit; The output of mainboard MCU connects the input of heat-generating pipe H1 control circuit, the control end control heat-generating pipe H1 of heat-generating pipe H1 control circuit; The output of mainboard MCU connects the input of heat-generating pipe H2 control circuit, the control end control heat-generating pipe H2 of heat-generating pipe H2 control circuit;
The energy-saving electric water heater of aforesaid a kind of rapid thermal cycles, described circuit part also comprise water level switch, water flow switch, leaving water temperature testing circuit, water courage temperature sensing circuit; Water level switch connects the input of mainboard MCU; Water flow switch connects the input of mainboard MCU; The leaving water temperature testing circuit connects the input of mainboard MCU, and water courage temperature sensing circuit connects the input of mainboard MCU.
The utility model compared with prior art has following advantage:
1, this water heater on one side by constantly water circulation fast, makes the FCL hot water temperature very even on one side by the heat-generating pipe heating; Through the data actual detected, temperature uniformity reaches 100%, improved the water storage efficient of storage-type electric water heater greatly, and effective use hot water rate of conventional water heaters water courage only is 33%;
2, people's leaving water temperature when taking a shower is stable, sometimes cold and sometimes hot phenomenon can not occur, has improved the comfort level that human body uses; Because in the water courage from top to bottom temperature be uniformly, the hot water temperature of extraction also is uniformly, the more and more lower phenomenon of hot water water temperature can not occur;
3, in the design, owing to designed when utilizing micro pump to carry out thermal cycle heating to make water courage temperature top for design temperature, water courage bottom is identical temperature with the middle part, so dwindled the volume of water courage greatly, promptly the water courage of 1 10 kg capacity has just surmounted the water courage of a traditional kg capacity more than 30, save the space, helped installing and using of user;
4, save the time and the energy, reduced waste; Such as under the case conditions of same heating power 3000W, the water of 1 case 10 kg capacity needs to be heated to design temperature in about 18 minutes and about 50 minutes of the water required time of more than 30 kilogram of capacity; There is energy loss also little again, energy savings greatly, the efficient of this water heater hot-water is almost 100%, and traditional water courage water temperature is inhomogeneous, and efficient only is 33%, and 67% for wasting energy;
5, because quick water circulates, and water gallbladder-heat temperature is even, heat-generating pipe is difficult for producing incrustation scale and being difficult for the agio dirt, and this has also improved the service life and the thermal efficiency of heat-generating pipe greatly; If after long-time the use, the draining dirt is also very convenient, fast incrustation scale is cleared by water circulating pump as long as unclamp sewage draining exit, this is can't compare in the like product in the industry simultaneously;
6, this water heater adopts flat type design, the round big and stupid shortcoming that breaks traditions; And this water courage voltage endurance capability is strong, and it is wide to be fit to the scope of application;
7, the setting of circuit control section then has such advantage: when electricity enters, be provided with professional earth leakage protective device; Be provided with the cubical expansion formula temperature controller of anti-dry protection; Be provided with water level detection switch, if detect the existence less than water in the water courage, the circuit control section just sends instruction never, and heat-generating pipe also just can't heat, and plays the multiple protective effect; In design, created the mixing water leaving water temperature probe that blends in the tap,, come into plain view, prevented the hot water scald in the use by directly in giant-screen, showing after the temperature that detects mixing water; This water heater adopts the control of design intelligent microcomputer and the exclusive structure of hommization, as long as you set in using, hot water will flow out from combustion taps continuously, allows the people follow one's bent.
[description of drawings]
Fig. 1 is a front schematic view of the present utility model;
Fig. 2 is a schematic top plan view of the present utility model;
Fig. 3 is a VFD screen control explanation schematic diagram;
Fig. 4 is the schematic diagram of the utility model circuit part;
Fig. 5 is the block diagram of the utility model circuit part;
Fig. 6 is the schematic diagram of the utility model course of work.
[specific embodiment]
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is described in further detail:
A kind of energy-saving electric water heater of rapid thermal cycles comprises water courage 10, electric heating tube 20, control circuit, water route 30, also is provided with water circulating pump 40 on the water courage, and the water inlet pipe 410 of water circulating pump, outlet pipe 420 communicate with the water courage.
When electric heater was worked, electric heating tube heated the water in the water courage; Meanwhile, water pump is started working, and the hot water in the water courage is constantly mixed with cold water, thereby the water of differing heights reaches the essentially identical effect of temperature in the water courage.
The water inlet pipe 410 of water circulating pump, outlet pipe 420 height arrange that preferably water inlet pipe is arranged on the eminence of water courage, and outlet pipe is arranged on the lower of water courage.Because as if the circulation time that does not have external force to force, the water temperature of water courage eminence is higher in the water courage, the water temperature of water courage lower is lower; The water inlet pipe of water pump extracts the hot water of water courage eminence, discharges through the outlet pipe of water pump, and with the cold water mix of water courage lower, thereby the hot water or cold water constantly is in harmonious proportion evenly.
When electricity enters, be provided with the temperature probe 620 of professional anti-dry protection; Be provided with the cubical expansion formula temperature controller 610 of anti-dry protection; Top in the water courage is provided with water level switch 630; Be provided with water flow switch 640 in the cold water inlet 320; The water courage is provided with water courage temperature detection probe 650.
Circuit part comprises mainboard MCU, water circulating pump control circuit L, water circulating pump M, heat-generating pipe H1 control circuit N, heat-generating pipe H1, heat-generating pipe H2 control circuit O, heat-generating pipe H2, water level switch SW1, water flow switch SW2, leaving water temperature testing circuit P, water courage temperature sensing circuit Q.
The output of mainboard MCU connects the input of water circulating pump control circuit L, the control end control water circulating pump M of water circulating pump control circuit L; The output of mainboard MCU connects the input of heat-generating pipe H1 control circuit N, the control end control heat-generating pipe H1 of heat-generating pipe H1 control circuit N; The output of mainboard MCU connects the input of heat-generating pipe H2 control circuit O, the control end control heat-generating pipe H2 of heat-generating pipe H2 control circuit O.Water level switch SW1 connects the input of mainboard MCU; Water flow switch SW2 connects the input of mainboard MCU.Leaving water temperature testing circuit P connects the input of mainboard MCU, and water courage temperature sensing circuit Q connects the input of mainboard MCU.
Mainboard MCU is an ic chip 5, and IC5 is single-chip microcomputer SP69P43; Water circulating pump control circuit L comprises triode Q4, relay J 4, diode D5, and the words of relay J 4 conductings are just controlled its normally opened contact closure, thereby connects water circulating pump; Heat-generating pipe H1 control circuit N comprises triode Q1, relay J 1, diode D6, and the words of relay J 1 conducting are just controlled its normally opened contact closure, thereby connects heat-generating pipe H1; Heat-generating pipe H1 is 2000W; Heat-generating pipe H2 control circuit O comprises triode Q2, relay J 2, diode D7, and the words of relay J 2 conductings are just controlled its normally opened contact closure, thereby connects heat-generating pipe H2; Heat-generating pipe H2 is 1000W; Leaving water temperature testing circuit P comprises resistance R 21, R24, capacitor C 12, and water courage temperature sensing circuit Q comprises resistance R 22, R23, capacitor C 13.
K1～K4 is provided with function to use button.The K1 key is for opening-key, and the power supply that is used for complete machine cut-offs; The K2 key is the temperature key, is used for temperature and sets; The K3 key is a timing key, is used to adjust timing; The K4 key is used to control heating power for adding hot key.
(Fig. 3) VFD screen graph explanation: 1,2,3 is screen graph, and wherein 1 is the dynamic pattern of walking about that circulates; 4 are water courage heating indication; 5 is the indication of water courage temperature; 6 is water courage figure; 7 is the indication of water courage lack of water; 8 are the indication of shower leaving water temperature; 9 are water flow switch detection indication.
The course of work of circuit part is as follows:
(Fig. 4) at first power supply is by diode D1, D2, D3, D4, D5 rectification, and ic chip 1, IC2 voltage stabilizing provide operating voltage for mainboard MCU.
Power supply begins when putting in order upward, and buzzer B1 " ticks " and makes a voice prompt, and any button of each then use all has voice prompt.
When clicking the K1 key, mainboard MCU receives open command, and function corresponding is all opened, and VFD lights the fluorescent screen, and function corresponding also shows.
After the K1 screen that pushes button began indication, to carrying out water level detecting in the water courage, anhydrous as if detecting in the water courage, then the K4 button was invalid, can not heat, and plays the function of anti-dry, protection at once for 25 pin of mainboard MCU, and water courage lack of water points out 7 patterns not show among Fig. 3; When single-chip microcomputer 25 pin detect when in the water courage water signal being arranged, the K4 key is effective, and the K4 key is a 0-1-2-3 circulation shelves power selection key, 0 is expressed as inactivity, and 1 is 1000W power, and 2 is 2000W power, 3 is 3000W power, and water courage lack of water prompting 7 has pattern to show among Fig. 3 simultaneously.For not heating, single-chip microcomputer 13,14 pin do not have high level output when button K4 selectes 0 grade; When button K4 was chosen as 1 grade, single-chip microcomputer 13 pin were high level output, drove relay J 1 by triode Q1 and connected the H2 heat-generating pipe, and H2 is the heating of 1000W power; When button K4 is chosen as 2 grades, single-chip microcomputer 13 pin no-outputs, and 14 pin are high level output, drive relay J 2 by triode Q2 to connect the H1 heat-generating pipe, H1 is the heating of 2000W power; When being chosen as 3 grades by the K4 key, single-chip microcomputer 13,14, pin all have the output high level, drive relay J 1 and J2 connection heat-generating pipe H1 and H2 by triode Q1 and Q2, at this moment are the heating of 3000W power.The pattern of the indication of the heating of the water courage among Fig. 3 simultaneously 4 is lighted, and by SCM program the flame of heating pattern, carry out innervation circulation demonstration.
Single-chip microcomputer 11,12 pin detect temperature and shower leaving water temperature in the water courage water respectively simultaneously, and by the single-chip microcomputer compiler, the drive IC 3 and the IC4 that signal are delivered to the VFD display screen drive screen display.The function of the function of needs setting and demonstration is shown very clear, very hommization by the VFD screen.
In heating, single-chip microcomputer 23 pin have high level output, drive relay J 4 by triode Q4 and connect the micro pump motor M water in the water courage is heated on one side, on one side fast circulation reach the upper and lower water temperature unanimity of water in the water courage, the advanced technology of this technology leading industry original creation just.
K2 is that predetermined temperature is provided with key among Fig. 4, when clicking the K2 key, the leaving water temperature of shower leaving water temperature indication 8 shows that converting temperature to is provided with demonstration among Fig. 3 at once, it is 35 degree, 95 degree that temperature is provided with scope, whenever by once being 5 degree, K2 is provided with for the circulation shelves, when configuring required temperature, the single-chip microcomputer default setting is carried out after 3 seconds, and original leaving water temperature demonstration is return in demonstration.When single-chip microcomputer 11 pin detected the heating-up temperature that sets and reach design temperature, single-chip microcomputer 13,14 pin no-outputs stopped heating; Single-chip microcomputer 23 pin are no-output also, and water pump is not worked.No matter in any case, the circulation of the heating of water pump and water is all carried out synchronously.
In design, the water temperature loss has also been done to replenish and the insulation processing simultaneously.In replenishing processing, when the temperature decline 2 of water courage water in shower was spent, single-chip microcomputer sent indication at once, carries out heat make-up, guaranteed to keep in shower required water temperature; Another is incubated processing, be exactly when all day not during water, the water temperature natural wastage descends 10 when spending in the water courage, single-chip microcomputer sends instruction and carries out heat tracing, guarantees throughout the year at any time with there being hot water to use with carving.
When single-chip microcomputer 26 pin, when detecting water flow switch and having water to flow, by driven by program etc., the pattern that water flow switch detects indication 9 in Fig. 3 is lighted going forward side by side action sense circulation and is shown.Water temperature in the heating water bladder reaches 38 degree when above, and the pattern of the water courage lack of water indication 7 among Fig. 3 also becomes dynamic the demonstration.
Function of below operating each time or setting are all remembered by IC6, and the band memory function that cooperated chip microcontroller all keeps the duty of last time when making each use, has realized hommization, and is very convenient.
Single-chip microcomputer 12 pin detect by combustion taps constantly being carried out mixing water simultaneously, and detected temperature, show in real time by the indication of the shower leaving water temperature in Fig. 3 screen display 8, in the use of taking a shower, need the water temperature of how many temperature to come into plain view, very clear, prevent hot water soup wound, also be another the big characteristics in the complete machine design.
Being provided with timing function K3 in Fig. 4 is the timing function key, when clicking K3, the water courage temperature of water courage temperature indication 5 shows the time that Displaying timer is provided with that converts among Fig. 3 at once, timing is set at 00-24 hour, 00 is the not timing state, 1-24 is a definition status, after use sets up timing, after 3 seconds kinds, return to original water courage temperature show state after the single-chip microcomputer default instruction, at this moment single-chip microcomputer meeting self-clocking, after arriving setting-up time, complete machine will be worked automatically, start heating and insulation, shorten heat time heating time and convenient the use, save the energy greatly.
Temperature detect switch (TDS) S among Fig. 4 is cubical expansion formula temperature detect switch (TDS), plays the double protection functions of anti-dry, improves security reliability greatly.
Claims (7)
1, a kind of rapid thermal cycles energy-saving electric water heater, comprise water courage (10), electric heating tube (20), control circuit, water route (30), it is characterized in that also being provided with on the water courage water circulating pump (40), the water inlet pipe of water circulating pump (410), outlet pipe (420) communicate with the water courage.
2, the energy-saving electric water heater of a kind of rapid thermal cycles according to claim 1 is characterized in that water inlet pipe (410), outlet pipe (420) height of described water circulating pump arranges that water inlet pipe is arranged on the eminence of water courage, and outlet pipe is arranged on the lower of water courage.
3, the energy-saving electric water heater of a kind of rapid thermal cycles according to claim 2 is characterized in that described water courage (10) is shaped as flat, and water courage housing (110) is provided with recoil reinforcement (120), and the recoil reinforcement is depressed in housing.
4, the energy-saving electric water heater of a kind of rapid thermal cycles according to claim 3, it is characterized in that described water courage (10) also is provided with anti-expansion reinforcing prop (130), anti-expansion reinforcing prop (130) is that housing (110) is provided with the [to wearing water courage (10) and completely cutting off with water courage inside, and pull bar is set in wherein then.
5, according to the energy-saving electric water heater of claim 2 or 4 described a kind of rapid thermal cycles, it is characterized in that described water route (30) comprises hot water outlet pipe (310), cold water inlet (320), blends water pipe (330), be connected with mixing water leaving water temperature probe (340) blending the water pipe place.
6, the energy-saving electric water heater of a kind of rapid thermal cycles according to claim 1 is characterized in that described circuit part comprises mainboard MCU, water circulating pump control circuit (L), water circulating pump (M), heat-generating pipe (H1) control circuit (N), heat-generating pipe (H1), heat-generating pipe (H2) control circuit (O), heat-generating pipe (H2); The output of mainboard MCU connects the input of water circulating pump control circuit (L), the control end control water circulating pump (M) of water circulating pump control circuit (L); The output of mainboard MCU connects the input of heat-generating pipe (H1) control circuit (N), the control end control heat-generating pipe (H1) of heat-generating pipe (H1) control circuit (N); The output of mainboard MCU connects the input of heat-generating pipe (H2) control circuit (O), the control end control heat-generating pipe (H2) of heat-generating pipe (H2) control circuit (O).
7, the energy-saving electric water heater of a kind of rapid thermal cycles according to claim 1 is characterized in that described circuit part also comprises water level switch (SW1), water flow switch (SW2), leaving water temperature testing circuit (P), water courage temperature sensing circuit (Q); Water level switch (SW1) connects the input of mainboard MCU; Water flow switch (SW2) connects the input of mainboard MCU; Leaving water temperature testing circuit (P) connects the input of mainboard MCU, and water courage temperature sensing circuit (Q) connects the input of mainboard MCU.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520067822 CN2833413Y (en) | 2005-11-16 | 2005-11-16 | Quick-circulating energy-saving electric water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520067822 CN2833413Y (en) | 2005-11-16 | 2005-11-16 | Quick-circulating energy-saving electric water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2833413Y true CN2833413Y (en) | 2006-11-01 |
Family
ID=37197725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520067822 Expired - Fee Related CN2833413Y (en) | 2005-11-16 | 2005-11-16 | Quick-circulating energy-saving electric water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2833413Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104111368A (en) * | 2014-07-24 | 2014-10-22 | 苏州淮通电气有限公司 | Motor with energization alarming function |
-
2005
- 2005-11-16 CN CN 200520067822 patent/CN2833413Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104111368A (en) * | 2014-07-24 | 2014-10-22 | 苏州淮通电气有限公司 | Motor with energization alarming function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |