CN101294738A - Electromagnetic heater of electric water heater - Google Patents
Electromagnetic heater of electric water heater Download PDFInfo
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- CN101294738A CN101294738A CNA2008100500651A CN200810050065A CN101294738A CN 101294738 A CN101294738 A CN 101294738A CN A2008100500651 A CNA2008100500651 A CN A2008100500651A CN 200810050065 A CN200810050065 A CN 200810050065A CN 101294738 A CN101294738 A CN 101294738A
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Abstract
The invention relates to an electromagnetic heating device of an electric water heater, which is used in the electric water heater and can heat water by the electromagnetic heating method with high frequency. The heating device includes an insulator with a water inlet, a water outlet and an inner cavity, and is characterized in that a plurality of enamel insulated wires are helically wound out of the insulator, the wire coil insulator is insulated among the coils of the enamel insulated wires, and a magnetic metal heating element is arranged in the inner cavity of the insulator. The electromagnetic heating device has the advantages of energy conservation, high heat efficiency, no scaling, no water leakage, simple structure, commonly-used material, firmness, durability, safety, reliability and high heating speed, and overcomes the defects of the heating device of the prior water heater that water-electricity separation is not thorough, scaling occurs easily, pre-heating is slow, and power consumption is huge.
Description
Technical field
The present invention relates to a kind of use in electric heater and the electromagnetic heater of electric water heater that adopts the mode of high-frequency electromagnetic heating that water is heated.
Background technology
The heater that adopts in the existing electric heater on the market has storage-type, Instant heating type, fast heating type heater, the storage-type heater adopts electric heating tube to insert in the water, adopt 220 volts of 50-60 hz AC electricity directly water to be heated, this storage-type heater exists easy fouling, heating is slow, power consumption is big, the thermal efficiency is low, spoilage is high, the life-span is short, easily aging, leak electricity easily, the defective of safe coefficient difference; Instant heating type heater adopts the cylindricality heat-generating pipe to insert in the water, the cylindricality heat-generating pipe is made up of electric heating body and the insulating barrier that is wrapped in the electric heating body outside, adopt 220 volts of 50-60 hz AC electricity directly water to be heated, this Instant heating type heater exists easy breakage, energy consumption is big, the thermal efficiency is low, the life-span is short, easy aging, the easy defective of electric leakage, safe coefficient difference; The fast heating type heater adopts the dual-heated mode equally, be to adopt 220 volts of 50-60 hz AC electricity directly water to be heated successively in two water tanks of electric heating tube insertion, its benefit is that firing rate is fast, but existing easily fouling equally, heating is slow, power consumption is big, the thermal efficiency is low, spoilage is high, the life-span is short, easily aging, leak electricity easily, the defective of safe coefficient difference.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art and provide under the active force of the not charged but outside magnetic field of a kind of calandria and make heater produce eddy current, the electromagnetic heater of electric water heater that the evolution of heat is heated water under the choked flow effect.
The object of the present invention is achieved like this: comprise the insulator that has water inlet, delivery port and inner chamber, it is characterized in that: surface helix is wound with the multiply enameled wire loop outside insulator, isolating between the wire turn of enameled wire loop has the turn(s) insulation body, is provided with the magnetic metal heater in the inner chamber of insulator.
The magnetic metal heater is circular magnetic metal pipe, is provided with sector at the head of circular magnetic metal pipe.
The magnetic metal heater is circular magnetic metal pipe, and the inner surface or the outer surface of circular magnetic metal pipe are provided with helical blade.
The magnetic metal heater is square magnetic metal pipe, is provided with sector at the head of square magnetic metal pipe.
The magnetic metal heater is square magnetic metal pipe, is provided with sector at the head of square magnetic metal pipe.
The magnetic metal heater is vertically mounted on the middle part of the inner chamber of insulator.
Delivery port place at the inner chamber of insulator is equipped with the temperature controller temperature-sensing probe.
Enameled wire loop is connected with the external power output control circuit.At insulator and enameled wire loop coated outside heat-insulation layer is arranged.
Described insulator is heat-resistant engineering plastic pipe or PPR pipe or earthenware.
The present invention has energy savings, thermal efficiency height, it is dirty, water-tight to be difficult for, the life-span is long, simple in structure, materials are common, sturdy and durable, safe and reliable, advantage that firing rate is fast, the heater water power that it has overcome conventional water heaters can not thoroughly separate, easily fouling, preheating is slow, the shortcoming that power consumption is big.
Description of drawings
Fig. 1 is the general structure schematic diagram that two insulators of the present invention are combined.
Fig. 2 is the internal structure schematic diagram of single insulator of the present invention.
Fig. 3 be the outer surface helix of single insulator twine the multiply enameled wire loop structural representation.
Fig. 4 is the structural representation of the heat-insulation layer of the spiral single insulator coated outside of twining enameled wire loop.
Fig. 5 is the inner surface of circular magnetic metal pipe of the present invention or the structural representation that outer surface is provided with helical blade 9.
Fig. 6 is the structural representation that head is provided with the circular magnetic metal pipe of sector.
Fig. 7 is the structural representation that this head is provided with the square magnetic metal pipe of sector.
The specific embodiment
Embodiment 1: shown in Fig. 2,3, the present invention includes the insulator 4 that has water inlet 1, delivery port 2 and inner chamber 3, surface helix is wound with multiply enameled wire loop 5 outside insulator 4, isolating between the wire turn of enameled wire loop 5 has turn(s) insulation body 6, is provided with magnetic metal heater 7 in the inner chamber 3 of insulator 4.Fig. 2 is the internal structure schematic diagram of single insulator, in the inner chamber 3 of insulator 4, be provided with magnetic metal heater 7, Fig. 3 be the outer surface helix of single insulator twine the multiply enameled wire loop structural representation, promptly surface helix is wound with multiply enameled wire loop 5 outside insulator 4, therefore Fig. 2, the 3 outer surface helix of the forming insulator 4 that is wound with multiply enameled wire loop 5 just becomes the basic heating unit of electromagnetic heater of electric water heater, and so basic heating unit just can heat water separately.Magnetic metal heater 7 is vertically mounted on the middle part of the inner chamber 3 of insulator 4.Behind the water inlet 1 feeding current of insulator 4, the enameled wire loop 5 logical electric currents of going up under the electromagnetic field effect of enameled wire loop 5, make the magnetic metal heater 7 in the water produce eddy current and itself electricresistance effect, thereby make outside electric energy become magnetic energy and be converted into heat energy again, dynamic water is heated.Magnetic metal heater 7 can be circular metal iron pipe, circular metal aluminum pipe or circular metal copper pipe, also can be square metal iron pipe, square metal aluminum pipe or square metal copper pipe (as Fig. 7), perhaps other shape simultaneously.Enameled wire loop 5 is connected with the external power output control circuit.
Embodiment 2: shown in Fig. 2,3,5,6,7, on the basic heating unit basis of the electromagnetic heater of electric water heater that embodiment 1 constitutes, magnetic metal heater 7 can be circular metal iron pipe, circular metal aluminum pipe or circular metal copper pipe, also can be square metal iron pipe, square metal aluminum pipe or square metal copper pipe (as Fig. 7), perhaps other shape simultaneously.As when magnetic metal heater 7 is round metal tube, be provided with sector 8 at the head of the close water inlet of round metal tube.The effect of sector 8 is to make and is heated water and forms eddy current, prolongs the distance that is heated of current, promptly reaches current are fully contacted with calandria, thereby makes the surface of magnetic metal heater 7 not play dirt, the service life of prolongation magnetic metal heater 7.Being provided with sector 8 at the head at square metal tube 12 equally, also is to play identical effect.The magnetic metal heater 7 here is the tubular body that two communicates, and also can be obstructed tubular body, and it is best that the tubular body that two communicates adds thermal effect.Here the tubular body that adopts two to communicate.
Embodiment 3: shown in Fig. 2,3,5,6,7, and the basic heating unit and best the adding on the basis of thermal effect of the electromagnetic heater of electric water heater that constitutes at embodiment 1 and embodiment 2.Magnetic metal heater 7 can be round metal tube or square metal tube.With magnetic metal heater 7 is that round metal tube is an example, except the head at the close water inlet of round metal tube is provided with the sector 8, also the inner surface of round metal tube or outer surface are provided with helical blade 9, further form the vortex of current, thereby further prolong the distance that is heated of current, promptly reach current are fully contacted with calandria, thereby make the surface of magnetic metal heater 7 not play dirt, prolong the service life of magnetic metal heater 7.The inner surface or the outer surface that can singlely be chosen in round metal tube here are provided with helical blade 9, also can be chosen in simultaneously on the inner surface of round metal tube and the outer surface helical blade 9 is set; And can select a combination or synthetic combination with embodiment, all can reach above-mentioned technique effect.Behind the water inlet 1 feeding current of insulator 4, the enameled wire loop 5 logical electric currents of going up under the electromagnetic field effect of enameled wire loop 5, make the magnetic metal heater 7 in the water produce eddy current and itself electricresistance effect, thereby make outside electric energy become magnetic energy and be converted into heat energy again, dynamic water is heated.
Embodiment 4: shown in Fig. 2,4, in the various embodiments described above, with enameled wire loop 5 coated outside heat-insulation layer 11 is arranged at insulator 4, can play the thermal loss that prevents to be heated water, while is equipped with temperature controller temperature-sensing probe 10 at the delivery port place of the inner chamber 3 of insulator 4, temperature controller temperature-sensing probe 10 is connected with the external power output control circuit, guarantees heating safety.Magnetic metal heater 7 is vertically mounted on the middle part of the inner chamber 3 of insulator 4, this mounting means is best heating arrangement, current are from magnetic metal heater 7 inside and outside flowing through, and under sector 8 and helical blade 9 or single sector 8 or single helical blade 9 effects, further form vortex water flow, reach the best and add thermal effect.Described insulator 4 is heat-resistant engineering plastic pipe or PPR pipe or earthenware.Isolating between the wire turn of enameled wire loop 5 has turn(s) insulation body 6 to adopt insulated wire or empire cloth or forming process of ceramics insulator, also can be the insulation isolated part outstanding in insulator 4 outsides.To be wound with the purpose of multiply enameled wire loop 5 be to produce powerful high frequency magnetic field to surface helix outside insulator 4, makes the magnetic metal heater 7 that is suspended in insulator 4 water produce powerful eddy-current heating.When the purpose of above-mentioned employing helical blade 9 and sector 8 is that water is injected into insulator 4 and the 7 back heating of magnetic metal heater by water inlet, inject by the dynamic current of rotation by helical blade 9 and sector 8 formation one fan-shaped block face control current, repeatedly contact friction is mobile to make all water that enter and calandria, helps improving intensification efficient and less scaling.
Embodiment 5: shown in Fig. 1,2,3,4,5,6,7, on the heating unit basis of the electromagnetic heater of electric water heater that the various embodiments described above constitute, the basic heating unit of two electromagnetic heater of electric water heater merged use, become and add the bigger electromagnetic heater of electric water heater of hot water amount.Whole device is connected to form by tube connector 13 by two insulators 4, the 1st insulator 4 is connected with the heat dissipation box 14 that has water cavity, on heat dissipation box 14, have heat dissipation box water inlet 15, the delivery port of heat dissipation box 14 is connected by the water inlet of tube connector 13 and the 1st insulator 4, the delivery port of the 1st insulator 4 is connected by the water inlet of tube connector 13 and the 2nd insulator 4, and the delivery port of the 2nd insulator 4 is connected by tube connector 13 and total delivery port 16.Two insulators 4 are placed side by side, current all enter from water inlet, promptly by the water inlet of the 1st the insulator 4 bottoms top water that makes progress, the air emptying in the 1st insulator 4, wherein the delivery port of the 1st insulator 4 is connected by the water inlet of tube connector 13 and the 2nd insulator 4, the air emptying in the 2nd insulator 4, heated water flows out from total delivery port 16 equally.Above-mentioned is the situation of the basic heating unit merging use of two electromagnetic heater of electric water heater, also can further adopt the basic heating unit of 3,4 electromagnetic heater of electric water heater to merge the structure of using.The effect of heat dissipation box 14 is: the external power output control circuit is placed on the heat dissipation box 14; to absorb external power output control circuit liberated heat; thereby can carry out preheating to water inlet; and the heat of reduction external power output control circuit; protection external power output control circuit, the life-span of improving the external power output control circuit.As shown in Figure 2, at the delivery port place of the inner chamber 3 of insulator 4 temperature controller temperature-sensing probe 10 is installed.Enameled wire loop 5 is connected with the external power output control circuit.When anhydrous or water temperature was higher, temperature controller temperature-sensing probe 10 accurately sent stopping signal, outputs signal to the purpose that computer-controlled circuit reaches the anti-dry anti-scald.At insulator 4 and enameled wire loop 5 coated outside heat-insulation layer 11 is arranged.Described insulator 4 is heat-resistant engineering plastic pipe or PPR pipe or earthenware.Electromagnetism of the present invention heating is to be subjected under the effect of controllable pulse width control high frequency electric, and making in water the magnetic metal heater produce eddy current has electric energy to become magnetic energy with the itself electricresistance effect to be converted into heat energy again, to heat being provided with the dynamic water of eddy flow.
Claims (10)
1, a kind of electromagnetic heater of electric water heater, comprise the insulator (4) that has water inlet (1), delivery port (2) and inner chamber (3), it is characterized in that: surface helix is wound with multiply enameled wire loop (5) outside insulator (4), is provided with magnetic metal heater (7) in the inner chamber (3) of insulator (4).
2, electromagnetic heater of electric water heater according to claim 1 is characterized in that: magnetic metal heater (7) is a round metal tube, is provided with sector (8) at the head of the close water inlet of round metal tube.
3, electromagnetic heater of electric water heater according to claim 1 is characterized in that: magnetic metal heater (7) is a round metal tube, and the inner surface of round metal tube or outer surface are provided with helical blade (9).
4, electromagnetic heater of electric water heater according to claim 1, it is characterized in that: magnetic metal heater (7) is a square metal tube (12), head at square metal tube (12) is provided with sector (8), perhaps at the inner surface of square metal tube, perhaps outer surface is provided with helical blade (9).
5, electromagnetic heater of electric water heater according to claim 1 is characterized in that: magnetic metal heater (7) is vertically mounted on the middle part of the inner chamber (3) of insulator (4).
6, electromagnetic heater of electric water heater according to claim 1 is characterized in that: the delivery port place at the inner chamber (3) of insulator (4) is equipped with temperature controller temperature-sensing probe (10).
7, electromagnetic heater of electric water heater according to claim 1 is characterized in that: enameled wire loop (5) is connected with the external power output control circuit.
8, electromagnetic heater of electric water heater according to claim 1 is characterized in that: at insulator (4) and enameled wire loop (5) coated outside heat-insulation layer (11) is arranged.
9, electromagnetic heater of electric water heater according to claim 1, it is characterized in that: described insulator (4) is heat-resistant engineering plastic pipe or PPR pipe or earthenware, and isolating between the wire turn of the enameled wire loop (5) on the insulator (4) has turn(s) insulation body (6).
10, electromagnetic heater of electric water heater according to claim 1, it is characterized in that: whole device is connected to form by tube connector (13) by two insulators (4), the 1st insulator (4) is connected with the heat dissipation box (14) that has water cavity, on heat dissipation box (14), have heat dissipation box water inlet (15), the delivery port of heat dissipation box (14) is connected by the water inlet of tube connector (13) with the 1st insulator (4), the delivery port of the 1st insulator (4) is connected by the water inlet of tube connector (13) with the 2nd insulator (4), and the delivery port of the 2nd insulator (4) is connected by tube connector (13) and total delivery port (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100500651A CN101294738A (en) | 2008-06-19 | 2008-06-19 | Electromagnetic heater of electric water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100500651A CN101294738A (en) | 2008-06-19 | 2008-06-19 | Electromagnetic heater of electric water heater |
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| Publication Number | Publication Date |
|---|---|
| CN101294738A true CN101294738A (en) | 2008-10-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008100500651A Pending CN101294738A (en) | 2008-06-19 | 2008-06-19 | Electromagnetic heater of electric water heater |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107019428A (en) * | 2017-05-26 | 2017-08-08 | 佛山市恒芯磁能科技有限公司 | A kind of commercial water dispenser |
| CN107049100A (en) * | 2017-05-26 | 2017-08-18 | 佛山市恒芯磁能科技有限公司 | Intelligent shower and its control method |
| CN108204677A (en) * | 2016-12-17 | 2018-06-26 | 广东美控电子科技有限公司 | Good antiscale property electromagnet water heater |
-
2008
- 2008-06-19 CN CNA2008100500651A patent/CN101294738A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108204677A (en) * | 2016-12-17 | 2018-06-26 | 广东美控电子科技有限公司 | Good antiscale property electromagnet water heater |
| CN107019428A (en) * | 2017-05-26 | 2017-08-08 | 佛山市恒芯磁能科技有限公司 | A kind of commercial water dispenser |
| CN107049100A (en) * | 2017-05-26 | 2017-08-18 | 佛山市恒芯磁能科技有限公司 | Intelligent shower and its control method |
| CN107049100B (en) * | 2017-05-26 | 2023-08-22 | 佛山市恒芯磁能科技有限公司 | Intelligent shower and control method thereof |
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| PB01 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20081029 |