CN102997432A - Structure of pool heater - Google Patents
Structure of pool heater Download PDFInfo
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- CN102997432A CN102997432A CN2012104323525A CN201210432352A CN102997432A CN 102997432 A CN102997432 A CN 102997432A CN 2012104323525 A CN2012104323525 A CN 2012104323525A CN 201210432352 A CN201210432352 A CN 201210432352A CN 102997432 A CN102997432 A CN 102997432A
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- coil
- soft magnetism
- pool heater
- heater structure
- water pipe
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Abstract
The invention discloses a structure of a pool heater. The structure comprises a water flow passage, a heating body, a coil unit and a magnetic collector, wherein the coil unit can be supplied with high-frequency current and generates a variable magnetic field in the water flow passage, the heating body is arranged in the water flow passage and senses the variable magnetic field to produce heat, and the magnetic collector is used for gathering the magnetic field generated by the coil unit to the water flow passage. By adopting the structure, the distribution of the magnetic field generated by the coil unit can be changed, so that the magnetic field can be centralized in the water flow passage, the heating body can produce more heat under current with the same intensity and frequency, and the effects of reducing required heating frequency and alleviating power pollution are finally achieved.
Description
Technical field
The present invention relates to the heater field, relate in particular the high pool heater of a kind of efficiency of heating surface.
Background technology
Along with improving constantly of people's living standard, swimming in winter slowly also becomes a kind of possibility, in order to allow the water in the swimming pool can have more comfortable temperature, all is at present in the screen pipe of swimming pool, to increase pool heater is set, and by this pool heater water is carried out continuous heating.
Chinese utility model patent publication number CN2713367Y discloses a kind of electromagnetic hot water pipe, it is to lead to the coil of high frequency electric tightly around helix tube of the one section non-magnetic water pipe of insulation outer ring composition with being used for, in water pipe, alternately place magnetic conductive metal ring and sieve shape metal disk, and be fixed by the water pipe two ends.So, after water flowing in the water route of this electromagnetic hot water pipe series connection, as long as toroidal winding is connected the high frequency electric source energising, in helix tube, will produce high-frequency alternating magnetic field, this metal ring and sieve shape circle metal plate chance produce eddy-current heating under this high-frequency alternating magnetic field effect, this metal ring and sieve shape circle metal plate can be given the thermal energy transfer of generation the water by its sieve aperture, thereby reach the purpose with the water heating.
Although above-mentioned electromagnetic hot water pipe has been realized electricity separation, and have good characteristics of security performance, but this metal ring and sieve shape circle metal plate all are changes of magnetic field in the direct inductive spiral pipe and heat production, if need to improve quantity of heat production, often only can be by strengthening electric current or put forward high-frequency mode and realize, like this then have heating frequency height and the large problem of power pollution.
In view of this, the inventor has this case to produce for the defects further investigation of electromagnetic hot water pipe in the prior art then.
Summary of the invention
The object of the present invention is to provide a kind of pool heater structure, when needs improve quantity of heat production, have the high and large problem of power pollution of heating frequency to solve prior art.
In order to reach above-mentioned purpose, solution of the present invention is:
A kind of pool heater structure comprises water stream channel, calandria and coil unit, can be connected with high frequency electric in this coil unit and the magnetic field that changes in water stream channel, and this calandria is arranged in the water stream channel and responds to this variation magnetic field and heat production; Wherein, this pool heater also comprises for the magnetic collector that magnetic field that coil unit produces is focused to water stream channel.
Further, this pool heater structure also comprises main support cylindraceous and is respectively formed at first of main support upper and lower opening place produces magnetic cell and the second product magnetic cell, and this main support is formed with inlet and liquid outlet at barrel; This first product magnetic cell has the first coil holder and the first coil, this first coil holder links to each other with the upper shed sealing of main support by the first sealing ring, this first coil holder outside side is formed with the first inner cavity, and this first coil is the plate-like winding and is installed with in the first inner cavity; This second product magnetic cell has the second coil holder and the second coil, this second coil holder links to each other with the under shed sealing of main support by the second sealing ring, this second coil holder is formed with the second inner cavity in the outside, this second coil is the plate-like winding and is installed with in the second inner cavity, and this calandria in the form of sheets and be arranged in the main support and directly contact with liquid; This first coil and the second coil consist of above-mentioned coil unit and and between the heating plate electromagnetic induction to excite calandria to produce heat, this first coil and the second coil all adopt the plate-like winding method, and this magnetic collector is a soft magnetism or many soft magnetisms of arranging in the form of annular discs in the form of annular discs.
Further, these many soft magnetisms are radial setting, this first coil holder and the second coil holder outer side center place all are formed with the first mount pad, be formed with the first mounting groove corresponding to the soft magnetism radical on this first mount pad, this first coil holder and the second coil holder periphery inboard also are formed with the second mount pad, be formed with a plurality of second mounting grooves corresponding with the first mounting groove on this second mount pad, the two ends of every soft magnetism are installed with respectively on first mounting groove and the second mounting groove of correspondence.
Further, these many soft magnetisms are elongated or fan-shaped.
Further, these many soft magnetisms are divided into two groups of different bar shaped soft magnetisms of width, be wide bar shaped soft magnetism and fillet shape soft magnetism, this fillet shape soft magnetism and wide bar shaped soft magnetism are along radially radial the arranging of same disk, this wide bar shaped soft magnetism is laid in the outer ring of disk, and this fillet shape soft magnetism then is laid in the inner ring of disk.
Further, this pool heater structure also comprises the insulation water pipe, this water stream channel is formed in the insulation water pipe, this coil unit is wound on the insulation water pipe outside in the mode of spiral, this magnetic collector is to be soft magnetic bodies cylindraceous or to be cylindric polylith soft magnetism of arranging, and the cylindrical sleeve that this soft magnetic bodies or polylith soft magnetism form is located at the outside of insulation water pipe.
Further, this polylith soft magnetism is the identical cuboid soft magnetism of shape, and this polylith cuboid soft magnetism is parallel to each other and consist of together the side of a cylinder.
Further, this polylith soft magnetism is that the identical and cross section of shape is the bar shaped soft magnetism of covering of the fan, and these a plurality of bar shaped soft magnetisms are looped around the insulation water pipe outside and consist of together the side of a cylinder.
Further, the coil in this coil unit is divided into multistage along insulation water pipe axis direction, and the wire in the different section coils has different angles from the axis of insulation water pipe.
Further, what the coil in this coil unit was the screw thread winding on the insulation water pipe is two-layer, this ground floor winding on the insulation water pipe, this second layer then oppositely winding on ground floor.
After adopting said structure, a kind of pool heater structure that the present invention relates to, it is by being provided with the magnetic collector, so can change the Distribution of Magnetic Field that coil unit produces, so that magnetic field energy is concentrated in the water stream channel, and then so that the heating physical efficiency produces more heat under the electric current of same intensity and frequency, and finally reach the required heating frequency of reduction, and the effect that reduces power pollution; The independence of this coil unit is also stronger simultaneously, processing technology can be simpler, by this magnetic collector is set, owing to can produce more heat and magnetic field is focused to actual required part, reduce copper cash use amount, armoured magnetic field reduce effect from environmental pollution to external radiation so can also play.
Description of drawings
Fig. 1 is the three-dimensional exploded view that the present invention relates to a kind of pool heater structure the first embodiment;
Figure 1A is the structural representation of magnetic collector among Fig. 1;
Figure 1B is the combination schematic diagram of first embodiment of the invention when partly cutting open;
Fig. 1 C is the cutaway view after the first embodiment of the invention combination;
Fig. 2 is the structural representation of magnetic collector in the second embodiment of the invention;
Fig. 3 is the structural representation of magnetic collector in the third embodiment of the invention;
Fig. 4 is the structural representation of magnetic collector in the fourth embodiment of the invention;
Fig. 5 is the three-dimensional exploded view that the present invention relates to a kind of pool heater structure the 5th embodiment;
Fig. 5 A is the structural representation of magnetic collector among Fig. 5;
Fig. 5 B is the top view of Fig. 5 A;
Fig. 6 is the structural representation of magnetic collector in the sixth embodiment of the invention;
Fig. 6 A is the top view of Fig. 6;
Fig. 7 is the structural representation of magnetic collector in the seventh embodiment of the invention;
Fig. 8 is the schematic diagram of eighth embodiment of the invention coil canoe;
Fig. 9 is the schematic diagram of ninth embodiment of the invention coil canoe.
Among the figure:
Under shed 114 calandrias 13
The first heating plate 131 second heating plates 132
Detent 133 coil units 14
Fan-shaped soft magnetism 182 wide bar shaped soft magnetisms 183
Fillet shape soft magnetism 184 disk covers 19
Cuboid soft magnetism 241 bar shaped soft magnetisms 242
Soft magnetic bodies 243 magnetic fixtures 25
First produces magnetic cell 3 first coil holders 31
The first inner cavity 311 first coils 32
The first sealing ring 33 second produces magnetic cell 4
The second coil holder 41 second coils 42
The second sealing ring 43 first mount pads 5
The first mounting groove 51 second mount pads 6
The second mounting groove 61 first supports 71
The second support 72.
The specific embodiment
In order further to explain invention of the present invention, the present invention will be described in detail below by specific embodiment.
Shown in Fig. 1, Figure 1A, Figure 1B and Fig. 1 C, it is for the present invention relates to a kind of pool heater structure 100 first embodiment, this pool heater structure 100 comprises water stream channel, calandria 13 and coil unit 14, can be connected with high frequency electric and the magnetic field that changes in water stream channel in this coil unit 14, this calandria 13 is arranged in the water stream channel and responds to this variation magnetic field and heat production.
Main improvement of the present invention is: this pool heater 100 also comprises magnetic collector 18, this magnetic collector 18 is focused to coil unit 14 magnetic field that produces in the water stream channel, be that the present invention can change the Distribution of Magnetic Field that coil unit 14 produces, so that magnetic field energy is concentrated in the water stream channel, and then so that calandria 13 can produce more heat under the electric current of same intensity and frequency, and finally reach copper cash use amount in the required heating frequency of reduction, the minimizing coil unit, and reduce the effects such as power pollution and electromagnetic pollution.
In the present embodiment, this pool heater structure 100 comprises that also main support 11 cylindraceous, first produces magnetic cell 3 and second and produces magnetic cell 4, wherein:
This main support 11 is formed with inlet 111 and liquid outlet 112 at barrel, and has upper shed 113 and under shed 114 along the axis direction of cylindrical shell; This first product magnetic cell 3 and second is produced upper and lower opening 114 places that magnetic cell 4 is respectively formed at main support 11, and the structure that this first product magnetic cell 3 and second is produced magnetic cell 4 is basic identical.
This first product magnetic cell 3 has the first coil holder 31 and the first coil 32, this first coil holder 31 links to each other with upper shed 113 sealings of main support 11 by the first sealing ring 33, this first coil holder 31 is formed with the first inner cavity 311 in the outside, this first coil 32 is the plate-like winding and is installed with in the first inner cavity 311.
This second product magnetic cell 4 has the second coil holder 41 and the second coil 42, this second coil holder 41 links to each other with under shed 114 sealings of main support 11 by the second sealing ring 43, this second coil holder 41 is formed with the second inner cavity 411 in the outside, this second coil 42 is the plate-like winding and is installed with in the second inner cavity 411.
This calandria 13 in the present embodiment in the form of sheets and be arranged in the main support 11 and with liquid and directly contact; Electromagnetic induction between this first coil 32 and the second coil 42 and the calandria 13 and excite calandria 13 to produce heats.Particularly, can adopt series connection between this first coil 32 and the second coil 42, also can adopt in parallel linking to each other, specifically not do restriction.
In the present embodiment, this calandria 13 comprises the first heating plate 131 and the second heating plate 132 that the interval arranges, this pool heater structure 100 also has a plurality of the first supports 71 and a plurality of the second support 72, and each first support 71 all is arranged between two heating plates and with the first heating plate 131 and the second heating plate 132 and leans; All be formed with the detent 133 that a plurality of difference can be spacing with one second support 72 on this first heating plate 131 and the second heating plate 132 peripheries, so can allow the first heating plate 131 and the second heating plate 132 be accurately positioned.
So, on first embodiment of the invention is logical in the first coil 32 and the second coil 42 behind the high frequency electric, this first coil 32 and the second coil 42 namely consist of the coil unit of this case, calandria 13 namely can produce eddy-current heating, thereby the water in the main support 1 is heated, because the present invention uses up and down two product magnetic cells, so can realize stereoscopic heating, it is than general single line dish group heating is more even, heating effect is better, also has simultaneously the characteristics that volume is little, cost is low.
Owing to comprising, employed support zone among the present invention is separately main support 11, the first coil holder 31 and second coil holder 41 of shape, so this first coil holder 31 and the second coil holder 41 can adopt the good material of high heat conduction, insulation and intensity, and main support 11 can adopt common material, so can reduce product cost; Then because this first coil holder 31 contacts with water with the second coil holder 41 one sides, the another side support coils is so the heat that the first coil 32 and the second coil 42 produce can be led in the water by corresponding coil holder timely and effectively; So the present invention utilizes this water-cooling structure can effectively solve the spontaneous heating problem of coil, and it is compared with the cooling fan heat radiation with tradition, has efficient, cost advantage low and simple in structure; Simultaneously since the heat that the first coil 32 and the second coil 42 produce also be directed in the water, thereby improved product efficiency.
In addition, owing to be formed with respectively be used to the first inner cavity 311 that is installed with the first coil 32 and the second coil 42 and the second inner cavity 411 on this first coil holder 31 and the second coil holder 41, so can be after the first coil 32 and the second coil 42 install, carry out embedding, so can further improve heat radiation and the insulation effect of coil.
Please again consult shown in Figure 1ly, this plate-like heater 100 also comprises thermostat 17, and this thermostat 17 links to each other with calandria 13 and detects the temperature information of this calandria 13; Thereby play the effect of FEEDBACK CONTROL calandria 13 temperature, concrete, also be provided with heat-conducting block 171 between this thermostat 17 and the calandria 13, thereby play the effect that heat transmits.
In the present embodiment, this magnetic collector 18 is for being the many soft magnetisms 181 of radial setting, this first coil holder 31 and the second coil holder 41 outer side center places all are formed with the first mount pad 5, be formed with the first mounting groove 51 corresponding to soft magnetism 181 radicals on this first mount pad 5, this first coil holder 31 and the second coil holder 41 periphery inboards also are formed with the second mount pad 6, be formed with a plurality of second mounting grooves 61 corresponding with the first mounting groove 51 on this second mount pad 6, the two ends of every soft magnetism 181 are installed with respectively on first mounting groove 51 and the second mounting groove 61 of correspondence, so it can also prevent the electromagnetic wave outside radiation, causes electromagnetic pollution.More preferably, this pool heater structure 100 also comprises be used to preventing that soft magnetism 181 breaks away from the disk cover 19 of the first mounting groove 51 and the second mounting groove 61, can play the effect of location by this disk cover 19.
Please again in conjunction with shown in Figure 1A, in the first embodiment, this coil unit 14 adopts the mode of discoid coiling, this magnetic collector 18 then adopts polylith strip soft magnetism 181 of arranging in the form of annular discs, polylith strip soft magnetism 181 is along radially radial the arranging of a disk, and the end of each strip soft magnetism 181 equates with spacing between the disc centre.
As shown in Figure 2, it is the second embodiment of the present invention, its applied pool heater structure 100 overall structures and the first embodiment are basic identical, its difference only is the structure of magnetic collector 18, it adopts the identical fan-shaped soft magnetism 182 of polylith shape, the fan-shaped soft magnetism 182 of polylith is along radially radial the arranging of a disk, and the end of each fan-shaped soft magnetism 182 equates with spacing between the disc centre.
As shown in Figure 3, it is the third embodiment of the present invention, and its applied pool heater structure 100 overall structures and the first embodiment are basic identical, and its difference only is the structure of magnetic collector 18, and it adopts a soft magnetism in the form of annular discs.
As shown in Figure 4, it is the fourth embodiment of the present invention, its applied pool heater structure 100 overall structures and the first embodiment are basic identical, its difference only is the structure of magnetic collector 18, the polylith soft magnetism that it relates to is divided into two groups of different bar shaped soft magnetisms of width, be wide bar shaped soft magnetism 183 and fillet shape soft magnetism 184, this fillet shape soft magnetism 184 and wide bar shaped soft magnetism 183 are along radially radial the arranging of same disk, this wide bar shaped soft magnetism 183 is laid in the outer ring of disk, 184 inner rings that are laid in disk of this fillet shape soft magnetism.
As shown in Figure 5, it is the fifth embodiment of the present invention, the pool heater structure 200 that it relates to comprises insulation water pipe 21, heating tube 22, coil unit 23, magnetic collector 24 and magnetic fixture 25, this water stream channel is formed in the insulation water pipe 21, this heating tube 22 is set in the insulation water pipe 21, this insulation water pipe 21 adopts plastic tube in the present embodiment, and this coil unit 23 is wound on insulation water pipe 21 outsides in the mode of spiral.Improvement projecting point of the present invention is to be provided with magnetic collector 24, and this magnetic collector 24 is for being cylindric polylith soft magnetism of arranging, and the cylindrical sleeve that this soft magnetic bodies 243 or polylith soft magnetism form is located at the outside of insulation water pipe 21.
Please continue with reference to Fig. 5 A and Fig. 5 B, in the present embodiment, this polylith soft magnetism is the identical cuboid soft magnetism 241 of shape, and this polylith cuboid soft magnetism 241 is parallel to each other and consist of together the side of a cylinder.
As shown in Figure 6, it is the sixth embodiment of the present invention, and pool heater structure 200 and the 5th embodiment that it relates to are basic identical, and its difference is the shape of this polylith soft magnetism; This polylith soft magnetism is that the identical and cross section of shape is the bar shaped soft magnetism 242 of covering of the fan, and these a plurality of bar shaped soft magnetisms 242 are looped around insulation water pipe 21 outsides and consist of together the side of a cylinder.
As shown in Figure 7, it is the seventh embodiment of the present invention, and pool heater structure 200 and the 5th embodiment that it relates to are basic identical, and its difference is the structure of this magnetic collector 24, in the present embodiment, this magnetic collector 24 adopts and is soft magnetic bodies 243 cylindraceous.
As shown in Figure 8, it is the eighth embodiment of the present invention, the difference of itself and the 5th, the 6th and the 7th embodiment is, changed the canoe of coil, coil in this coil unit 14 is divided into multistage along insulation water pipe axis direction, and the wire in the different section coils has different angle α from the axis of insulation water pipe 21.So, it can be reduced in the parasitic capacitance that produces under the high frequency greatly.Similarly, as shown in Figure 9, it is the ninth embodiment of the present invention, and its concrete canoe is: what the coil in this coil unit was the screw thread winding on insulation water pipe 21 is two-layer, these ground floor 141 windings are on insulation water pipe 21, and 142 reverse windings of this second layer are on ground floor 141.
Above-described embodiment and graphic and non-limiting product form of the present invention and style, any person of an ordinary skill in the technical field all should be considered as not breaking away from patent category of the present invention to its suitable variation or modification of doing.
Claims (10)
1. a pool heater structure comprises water stream channel, calandria and coil unit, can be connected with high frequency electric in this coil unit and the magnetic field that changes in water stream channel, and this calandria is arranged in the water stream channel and responds to this variation magnetic field and heat production; It is characterized in that this pool heater also comprises for the magnetic collector that magnetic field that coil unit produces is focused to water stream channel.
2. a kind of pool heater structure as claimed in claim 1, it is characterized in that, this pool heater structure also comprises main support cylindraceous and is respectively formed at first of main support upper and lower opening place produces magnetic cell and the second product magnetic cell, and this main support is formed with inlet and liquid outlet at barrel; This first product magnetic cell has the first coil holder and the first coil, this first coil holder links to each other with the upper shed sealing of main support by the first sealing ring, this first coil holder outside side is formed with the first inner cavity, and this first coil is the plate-like winding and is installed with in the first inner cavity; This second product magnetic cell has the second coil holder and the second coil, this second coil holder links to each other with the under shed sealing of main support by the second sealing ring, this second coil holder is formed with the second inner cavity in the outside, this second coil is the plate-like winding and is installed with in the second inner cavity, and this calandria in the form of sheets and be arranged in the main support and directly contact with liquid; This first coil and the second coil consist of above-mentioned coil unit and and between the heating plate electromagnetic induction to excite calandria to produce heat, this first coil and the second coil all adopt the plate-like winding method, and this magnetic collector is a soft magnetism or many soft magnetisms of arranging in the form of annular discs in the form of annular discs.
3. a kind of pool heater structure as claimed in claim 2, it is characterized in that, these many soft magnetisms are radial setting, this first coil holder and the second coil holder outer side center place all are formed with the first mount pad, be formed with the first mounting groove corresponding to the soft magnetism radical on this first mount pad, this first coil holder and the second coil holder periphery inboard also are formed with the second mount pad, be formed with a plurality of second mounting grooves corresponding with the first mounting groove on this second mount pad, the two ends of every soft magnetism are installed with respectively on first mounting groove and the second mounting groove of correspondence.
4. a kind of pool heater structure as claimed in claim 3 is characterized in that, these many soft magnetisms are elongated or fan-shaped.
5. a kind of pool heater structure as claimed in claim 2, it is characterized in that, these many soft magnetisms are divided into two groups of different bar shaped soft magnetisms of width, be wide bar shaped soft magnetism and fillet shape soft magnetism, this fillet shape soft magnetism and wide bar shaped soft magnetism are along radially radial the arranging of same disk, this wide bar shaped soft magnetism is laid in the outer ring of disk, and this fillet shape soft magnetism then is laid in the inner ring of disk.
6. a kind of pool heater structure as claimed in claim 1, it is characterized in that, this pool heater structure also comprises the insulation water pipe, this water stream channel is formed in the insulation water pipe, this coil unit is wound on the insulation water pipe outside in the mode of spiral, this magnetic collector is to be soft magnetic bodies cylindraceous or to be cylindric polylith soft magnetism of arranging, and the cylindrical sleeve that this soft magnetic bodies or polylith soft magnetism form is located at the outside of insulation water pipe.
7. a kind of pool heater structure as claimed in claim 6 is characterized in that, this polylith soft magnetism is the identical cuboid soft magnetism of shape, and this polylith cuboid soft magnetism is parallel to each other and consist of together the side of a cylinder.
8. a kind of pool heater structure as claimed in claim 6 is characterized in that, this polylith soft magnetism is that the identical and cross section of shape is the bar shaped soft magnetism of covering of the fan, and these a plurality of bar shaped soft magnetisms are looped around the insulation water pipe outside and consist of together the side of a cylinder.
9. a kind of pool heater structure as claimed in claim 6 is characterized in that, the coil in this coil unit is divided into multistage along insulation water pipe axis direction, and the wire in the different section coils has different angles from the axis of insulation water pipe.
10. a kind of pool heater structure as claimed in claim 6 is characterized in that, what the coil in this coil unit was the screw thread winding on the insulation water pipe is two-layer, this ground floor winding on the insulation water pipe, this second layer then oppositely winding on ground floor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104323525A CN102997432A (en) | 2012-11-02 | 2012-11-02 | Structure of pool heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104323525A CN102997432A (en) | 2012-11-02 | 2012-11-02 | Structure of pool heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102997432A true CN102997432A (en) | 2013-03-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012104323525A Pending CN102997432A (en) | 2012-11-02 | 2012-11-02 | Structure of pool heater |
Country Status (1)
| Country | Link |
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| CN (1) | CN102997432A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86101419A (en) * | 1985-03-06 | 1986-09-24 | 贝克特股份有限公司 | Multi-thread induction heating |
| US5582790A (en) * | 1991-10-14 | 1996-12-10 | Electricite de France--Service National | Inductor for induction heating of metal strips |
| CN2605515Y (en) * | 2003-01-28 | 2004-03-03 | 广西民族学院 | Electromagnetic vortex water heater |
| CN1873340A (en) * | 2005-05-30 | 2006-12-06 | 李文庆 | Electromagnetic heating method and device in electric water heater |
| CN200956672Y (en) * | 2006-10-08 | 2007-10-03 | 美的集团有限公司 | Heating coil panel |
| CN201000119Y (en) * | 2007-01-23 | 2008-01-02 | 上海奔腾企业(集团)有限公司 | Electromagnetic furnace wire winding disc |
| CN201286180Y (en) * | 2008-10-27 | 2009-08-05 | 于红国 | Electromagnetic heating apparatus |
| CN201335539Y (en) * | 2008-12-30 | 2009-10-28 | 上海波宝仟赫科技有限公司 | Fixed support |
| CN202269042U (en) * | 2011-08-25 | 2012-06-06 | 杭州信多达电子科技有限公司 | Novel induction cooker induction heating wire coil |
| CN203298494U (en) * | 2012-11-02 | 2013-11-20 | 明达实业(厦门)有限公司 | Structure of pool heater |
-
2012
- 2012-11-02 CN CN2012104323525A patent/CN102997432A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86101419A (en) * | 1985-03-06 | 1986-09-24 | 贝克特股份有限公司 | Multi-thread induction heating |
| US5582790A (en) * | 1991-10-14 | 1996-12-10 | Electricite de France--Service National | Inductor for induction heating of metal strips |
| CN2605515Y (en) * | 2003-01-28 | 2004-03-03 | 广西民族学院 | Electromagnetic vortex water heater |
| CN1873340A (en) * | 2005-05-30 | 2006-12-06 | 李文庆 | Electromagnetic heating method and device in electric water heater |
| CN200956672Y (en) * | 2006-10-08 | 2007-10-03 | 美的集团有限公司 | Heating coil panel |
| CN201000119Y (en) * | 2007-01-23 | 2008-01-02 | 上海奔腾企业(集团)有限公司 | Electromagnetic furnace wire winding disc |
| CN201286180Y (en) * | 2008-10-27 | 2009-08-05 | 于红国 | Electromagnetic heating apparatus |
| CN201335539Y (en) * | 2008-12-30 | 2009-10-28 | 上海波宝仟赫科技有限公司 | Fixed support |
| CN202269042U (en) * | 2011-08-25 | 2012-06-06 | 杭州信多达电子科技有限公司 | Novel induction cooker induction heating wire coil |
| CN203298494U (en) * | 2012-11-02 | 2013-11-20 | 明达实业(厦门)有限公司 | Structure of pool heater |
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Application publication date: 20130327 |