CN104654555A - Instant electric water heater - Google Patents
Instant electric water heater Download PDFInfo
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- CN104654555A CN104654555A CN201510075203.1A CN201510075203A CN104654555A CN 104654555 A CN104654555 A CN 104654555A CN 201510075203 A CN201510075203 A CN 201510075203A CN 104654555 A CN104654555 A CN 104654555A
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- heater
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- preheating
- electrothermal tube
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Abstract
The invention discloses an instant electric water heater. The instant electric water heater comprises a preheat heating element and an instant heating element, wherein the power of the preheat heating element is smaller than the power of the instant heating element; the preheat heating element comprises a heating element main body, and a U-shaped electric heating bar is arranged in the heating element main body in a die casting way; the instant heating element comprises an electric heating tube coated by an electric heating film, and a preheat water outlet of the preheat heating element is communicated with a preheat water inlet of the instant heating element. According to the instant electric water heater disclosed by the invention, not only can rapid heating be ensured, but also the power of the instant heating element can be reduced, the using safety is increased, and more importantly, both the power consumption and the using safety are ensured.
Description
Technical field
The present invention relates to instant electric water heater.
Background technology
Electric heater can be divided into storage-type and Instant heating type two kinds, and storage-type electric water heater power is relatively little, and safer, but it is long to wait the hot water time, and volume is generally bigger than normal, therefore install and use convenient not.Immediately heating water heater has the advantage of instant-heating, and 3-5 can go out hot water second, and hot water is unrestricted for service time.Immediately heating water heater generally adopts the electrothermal tube heating being coated with Electric radiant Heating Film, the principle of this kind of heating technique has plated one deck Electric radiant Heating Film at quartz ampoule (glass) outer wall, by being transferred heat to the water in quartz ampoule after heated by electrothermal film by quartz ampoule pipe, because the thermal conductivity of quartz (glass) is not fine, so in heat transfer process, heat can lose in a large number, cause the efficiency of heating surface not high, also have, the Electric radiant Heating Film being plated in outer wall can slowly decay in passing in time, the efficiency of heating surface will be thereupon more and more lower, in addition, power ratio needed for work is larger, peak power can reach about 6--7KW, not only can produce very large noise, and easily there is safety problem.
Summary of the invention
Technical problem to be solved by this invention is just to provide a kind of instant electric water heater, while ensureing Fast Heating, improves the security used.
For solving the problems of the technologies described above, the present invention adopts following technical scheme: a kind of instant electric water heater, comprise housing, described housing comprises drain pan and is covered in the protecgulum on drain pan, protecgulum frame is provided with outside protecgulum, drain pan frame is provided with outside drain pan, drain pan is provided with binding post, power supply and drive circuit board, described protecgulum is provided with control circuit board, tempering panel is provided with on front side of protecgulum, preheating heater and instant heating heater is provided with successively along current trend in described housing, the power of described preheating heater is less than the power of instant heating heater, described preheating heater comprises heater main body, in described heater main body, die casting has the electrical bar of U-shaped, on the upside of described heater main body and downside is provided with upper cover and lower cover, the capping of heater body seal encloses between three simultaneously forms heating chamber by described upper cover and lower cover, described preheating heater is provided with cold water inlet and is communicated with heating chamber with preheating water outlet, described instant heating heater comprises water-supply line plate, sewer plate, the electrothermal tube that two rows are coated with Electric radiant Heating Film is provided with between water-supply line plate and sewer plate, the two ends of electrothermal tube are seal-installed on water-supply line plate and sewer plate by sealing ring, electrothermal tube two ends are all connected with electrode, be provided with water channel in described water-supply line plate and sewer plate to be communicated with electrothermal tube port, the passage of water channel and electrothermal tube waveform in series, the two ends that described sewer plate is provided with preheating water entrance and hot water outlet and passage are connected, the preheating water outlet of described preheating heater is communicated with the preheating water entrance of instant heating heater, be provided with pull bar between described water-supply line plate and sewer plate to support, described electrode is electrically connected with drive circuit board, described electrothermal tube is also connected with Overtemp. protector, Overtemp. protector is connected with power electric, Overtemp. protector is cut off the electricity supply when detecting the improper overtemperature of electrothermal tube.
As preferably, described heater main body is provided with temperature controller and thermo-fuse is connected with electrical bar.
As preferably, described tempering panel is provided with touch control screen and colorful display screen, and described touch control screen and colorful display screen are electrically connected with control circuit board.
Immediately heating water heater of the present invention is provided with preheating heater and instant heating heater two heaters, wherein preheating heater first carries out preheating to cold water, instant heating heater then carries out Fast Heating to the warm water of preheating, thus Fast Heating can either be ensured, the power of instant heating heater can be reduced again, improve the security used.The more important thing is, preheating heater and instant heating heater select heater element according to its heat characteristic, what wherein preheating heater adopted is traditional metal electric hot pin heating, and the employing of instant heating heater is the heating of quartzy electric heating membrane pipe, no matter be that power attenuation or the security of use are obtained for guarantee.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the invention will be further described:
Fig. 1 is the decomposition texture schematic diagram of instant heating heater;
Fig. 2 is shell structure schematic diagram;
Fig. 3 is the fit structure schematic diagram of electrothermal tube and waste heat tank in instant heating heater;
Fig. 4 is the contour structures schematic diagram of preheating heater;
Fig. 5 is the decomposition texture schematic diagram of preheating heater.
Detailed description of the invention
As shown in Figures 1 to 5, a kind of instant electric water heater, comprises housing 2, is provided with preheating heater 3 and instant heating heater 1 successively in described housing 2 along current trend.Wherein, the power of described preheating heater 3 is less than the power of instant heating heater 2.
As shown in Figure 1, described instant heating heater comprises water-supply line plate 12, sewer plate 11, the electrothermal tube 13 that two rows are coated with Electric radiant Heating Film is provided with between water-supply line plate and sewer plate, the two ends of electrothermal tube are seal-installed on water-supply line plate and sewer plate by sealing ring 15, electrothermal tube two ends are all connected with electrode 16, be provided with water channel in described water-supply line plate and sewer plate to be communicated with electrothermal tube port, the passage of water channel and electrothermal tube waveform in series, described sewer plate is provided with preheating water entrance 110 and hot water outlet 111 is connected with the two ends of passage.
Wherein, be provided with pull bar 14 between described water-supply line plate 12 and sewer plate 11 and support, described electrothermal tube is also connected with Overtemp. protector 19.Described preheating water porch is provided with water flow sensor 112 and inflow temperature sensor 113, and described hot water exit is provided with leaving water temperature sensors 114.
As shown in Figure 2, described housing 2 comprises drain pan 24 and is covered in the protecgulum 20 on drain pan, protecgulum frame 22 is provided with outside protecgulum, drain pan frame 27 is provided with outside drain pan, drain pan is provided with binding post 25, power supply and drive circuit board 26, described protecgulum is provided with control circuit board 23, tempering panel 21 is provided with on front side of protecgulum, described tempering panel is provided with touch control screen and colorful display screen, described touch control screen and colorful display screen are electrically connected with control circuit board, colorful display screen shows inflow temperature in real time, leaving water temperature, discharge, heat time, water consumption, power consumption.
Wherein, described electrode is electrically connected with drive circuit board, and Overtemp. protector is connected with power electric, and Overtemp. protector is cut off the electricity supply when detecting the improper overtemperature of electrothermal tube.Control circuit board gathers real-time traffic by water flow sensor, inflow temperature sensor and leaving water temperature sensors and input and output water temperature data works to control instant heating heater.
As shown in Figure 3, described electrothermal tube 13 outside is provided with a waste heat tank 10, and after described waste heat tank is provided with the tank entrance and outflow waste-heat flowing into cold water, the tank of warm water exports, and described tank outlet is communicated with preheating water entrance 110.Described waste heat tank 10 comprises the casing 101 of both sides, two side box bodies are positioned at the both sides of instant heating heater and are fixed as one by split bolt, tank ends is respectively equipped with water inlet 103 and is communicated with cabinets cavity with delivery port 104, the water inlet of two side box bodies is connected with an inlet triplet for water, inlet triplet for water is provided with a tank entrance, the delivery port of two side box bodies is connected with an outlet three way, outlet three way is provided with a tank outlet, gap between the corresponding adjacent electrothermal tube of described casing is provided with protuberance, the protuberance 102 of two side box bodies inserts the gap between adjacent electrothermal tube and is docking together and to be surrounded by electrothermal tube.Described tank entrance and tank outlet are equipped with check valve.
In the advantage of electrothermal tube 13 outer setting waste heat tank 10 be: electrothermal tube 13 is while its internal water of heating, the waste heat that cold water absorption electrothermal tube in waste heat tank 10 gives off makes water temperature raise, then the water through waste-heat enters in electrothermal tube by further Fast Heating, therefore the abundant waste heat that make use of electrothermal tube, also can reduce the power of electrothermal tube further simultaneously, reduce power attenuation, extend service life, improve the thermal efficiency.
As shown in Figure 4 and Figure 5, described preheating heater 3 comprises heater main body 30, in described heater main body, die casting has the electrical bar of U-shaped, on the upside of described heater main body and downside is provided with upper cover 31 and lower cover 32, the capping of heater body seal is enclosed formation heating chamber by sealing ring 33 by described upper cover and lower cover simultaneously between three, described preheating heater is provided with cold water inlet 311 and is communicated with heating chamber with preheating water outlet, heating water channel 301 is surrounded between described heater body upper surface and upper cover lower surface, surround between described heater body lower surface and lower cover upper surface and issue hot water channels, the end of described upper heating water channel is communicated with by outlet pass with between the head end issuing hot water channels, cover on described and be provided with cold water inlet 311 and be communicated with the head end of upper heating water channel 301, cover under described be provided with preheating water outlet be communicated with the end issuing hot water channels.Described upper heating water channel and issue the flat segments heating water channel section composition that hot water channels is parallel to each other by some sections, between adjacent flat straight section heating water channel, head and the tail are communicated with.Described heater main body is provided with temperature controller 303 and thermo-fuse 302 is connected with electrical bar.
The advantage of above-mentioned preheating heater 3 is adopted to be: cold water enters the upper heating water channel 301 on preheating heater 3 top from the cold water inlet 311 of upper cover 31, generate heat after water channel 301 on flowing through, from upper heating water channel 301 end through outlet pass flow into preheating heater 3 bottom issue hot water channels, upper heating water channel is with to issue hot water channels all roughly S-shaped, to extend the length of heating water channel to make full use of the heat of heater main body 30, because the heat of heater body upper surface and lower surface can all utilize into by this structure, thus can reduce the volume of heater main body and improve the thermal efficiency, thus reduce costs, temperature controller 303 and thermo-fuse 302 can play double insurance effect in heater main body under overheated and dry-fire condition.
Claims (3)
1. an instant electric water heater, comprise housing, described housing comprises drain pan and is covered in the protecgulum on drain pan, protecgulum frame is provided with outside protecgulum, drain pan frame is provided with outside drain pan, drain pan is provided with binding post, power supply and drive circuit board, described protecgulum is provided with control circuit board, tempering panel is provided with on front side of protecgulum, it is characterized in that: in described housing, be provided with preheating heater and instant heating heater successively along current trend, the power of described preheating heater is less than the power of instant heating heater, described preheating heater comprises heater main body, in described heater main body, die casting has the electrical bar of U-shaped, on the upside of described heater main body and downside is provided with upper cover and lower cover, the capping of heater body seal encloses between three simultaneously forms heating chamber by described upper cover and lower cover, described preheating heater is provided with cold water inlet and is communicated with heating chamber with preheating water outlet, described instant heating heater comprises water-supply line plate, sewer plate, the electrothermal tube that two rows are coated with Electric radiant Heating Film is provided with between water-supply line plate and sewer plate, the two ends of electrothermal tube are seal-installed on water-supply line plate and sewer plate by sealing ring, electrothermal tube two ends are all connected with electrode, be provided with water channel in described water-supply line plate and sewer plate to be communicated with electrothermal tube port, the passage of water channel and electrothermal tube waveform in series, the two ends that described sewer plate is provided with preheating water entrance and hot water outlet and passage are connected, the preheating water outlet of described preheating heater is communicated with the preheating water entrance of instant heating heater, be provided with pull bar between described water-supply line plate and sewer plate to support, described electrode is electrically connected with drive circuit board, described electrothermal tube is also connected with Overtemp. protector, Overtemp. protector is connected with power electric, Overtemp. protector is cut off the electricity supply when detecting the improper overtemperature of electrothermal tube.
2. instant electric water heater according to claim 1, is characterized in that: described heater main body is provided with temperature controller and thermo-fuse is connected with electrical bar.
3. instant electric water heater according to claim 1, is characterized in that: described tempering panel is provided with touch control screen and colorful display screen, and described touch control screen and colorful display screen are electrically connected with control circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510075203.1A CN104654555A (en) | 2015-02-13 | 2015-02-13 | Instant electric water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510075203.1A CN104654555A (en) | 2015-02-13 | 2015-02-13 | Instant electric water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104654555A true CN104654555A (en) | 2015-05-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510075203.1A Pending CN104654555A (en) | 2015-02-13 | 2015-02-13 | Instant electric water heater |
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| Country | Link |
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| CN (1) | CN104654555A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202328808U (en) * | 2011-12-12 | 2012-07-11 | 沈治国 | Remote-control fast-heating type electric water heater |
| US20120237191A1 (en) * | 2011-03-14 | 2012-09-20 | Clark George J | Electric water heating element |
| CN203533505U (en) * | 2013-10-15 | 2014-04-09 | 浙江华光电器集团有限公司 | Steam generator |
| CN204438487U (en) * | 2015-02-13 | 2015-07-01 | 陈功 | A kind of instant electric water heater |
-
2015
- 2015-02-13 CN CN201510075203.1A patent/CN104654555A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120237191A1 (en) * | 2011-03-14 | 2012-09-20 | Clark George J | Electric water heating element |
| CN202328808U (en) * | 2011-12-12 | 2012-07-11 | 沈治国 | Remote-control fast-heating type electric water heater |
| CN203533505U (en) * | 2013-10-15 | 2014-04-09 | 浙江华光电器集团有限公司 | Steam generator |
| CN204438487U (en) * | 2015-02-13 | 2015-07-01 | 陈功 | A kind of instant electric water heater |
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Application publication date: 20150527 |