CN101287312A - Irradiation eliminating apparatus of non-radiation electromagnetic oven - Google Patents
Irradiation eliminating apparatus of non-radiation electromagnetic oven Download PDFInfo
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- CN101287312A CN101287312A CNA2007100145299A CN200710014529A CN101287312A CN 101287312 A CN101287312 A CN 101287312A CN A2007100145299 A CNA2007100145299 A CN A2007100145299A CN 200710014529 A CN200710014529 A CN 200710014529A CN 101287312 A CN101287312 A CN 101287312A
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- radiation
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- electromagnetic oven
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
Abstract
The invention discloses a radiation elimination device of a nonradiative electromagnetic oven. The radiation elimination device comprises a conductive shell, a supporting panel, a radiation coupler, a pot touchpad, a cooking pot, an electromagnetic switching and working circuit and a power supply ground wire, wherein, the conductive shell and the supporting panel form a complete shell body; the functional devices of the electromagnetic oven are installed in the shell body; after being connected with the ground wire in power wires, the conductive shell is connected with the pot touchpad by the radiation coupler; the cooking pot is fully contacted with the pot touchpad and forms a complete shielding case body with the radiation coupler and the conductive shell by the pot touchpad. When the electromagnetic radiation is generated in an electronic circuit inside the shielding case, the electromagnetic radiate can be absorbed by the shielding of the shielding case and then released and eliminated in a way that the ground wire in the power wires is connected with the ground. The adjustment of parameters of the radiation coupler can only result in the shielding and the elimination of releasing electromagnetic radiate without influencing the conversion of the heat efficiency, thus finally resulting in the purpose that the electromagnetic oven can work highly effectively, save energy and has no radiation hazard.
Description
Technical field
The present invention relates to shield the field that reduces or eliminate the electric equipment electromagnetic radiation, especially a kind of irradiation eliminating apparatus that electromagnetic radiation can be shielded the non-radiation electromagnetic oven that absorbs and eliminate by the earth connection in the power line.
Technical background
The hazards of electromagnetic radiation health of human body causes people's attention already.Electromagnetic oven has entered huge numbers of families as the household electrical appliances rising star in recent years, but because working principle of induction cooker is that AC power is converted to direct current through rectifier, make direct current become the high-frequency alternating current of 20-30KHZ through the High frequency power conversion equipment again, again high-frequency alternating current is added on the load coil of flat cored screw shape, produce high-frequency alternating magnetic field thus, its magnetic line of force penetrates the ceramic platen of the kitchen range top and acts on metal pan, just there is powerful eddy current to produce at pot body internal cause electromagnetic induction, and produces the thermal source of the cooking.Electromagnetic oven work that is to say as long as just must have the substantial radiation source that the low frequency of the high frequency of 20-30KHZ and 220V is superimposed.Harm for the electromagnetic oven radiation causes people's attention already, but many for this reason electromagnetic ovens manufacturer all solve by every means produce effects little.
The patented technology that discloses " radiation protection electromagentic furnace " in 200520025201.3 patents of announcing in " a kind of electromagnetic oven that has electromagnetic radiation shielding device " and on May 3rd, 2006 is disclosed in the CN200520034113.X patent that on July 5th, 2006 was announced, though these two patents have all been mentioned and have been used the metal shell electromagnetic radiation shielding, but all do not mention the device of eliminating radiation, this structure can not be eliminated electromagnetic radiation.
The patented technology of " a kind of skid resistant, antimagnetic leakage structure of electromagnetic oven " is disclosed in the CN200510100028.3 patent of bulletin on April 19th, 2006, though the antimagnetic leakage ring is arranged and utilizes ground wire to eliminate radiation, but there is the long-pending too little high frequency electromagnetic radiation that can not seal low frequency electromagnetic radiation and electromagnetic disc generation effectively of antimagnetic leakage anchor ring in he, so this patented technology can not shield the electromagnetic radiation of eliminating electromagnetic oven effectively in the same old way.
I am in the non-radiation electromagnetic oven number of patent application 200710013657.1 and 200720019104.2 of application on February 27th, 2007 in addition, eliminate by power ground though can shield again with the mode of full-shield electromagnetic radiation that electromagnetic oven produced, can guarantee that the external electromagnetic-radiation-free of electromagnetic oven leaks, but the method scope that shell just adopts inwall or outer wall at plastic casing to add conductive layer in this application is too little, the method of radiating of the shielding pot body in this application in addition loses the magnetic field of a part of conversion thermal energy possibly and reduces the heat efficiency.
Summary of the invention
Can not reliably shield the deficiency of eliminating electromagnetic radiation in order to overcome existing electromagentic furnace technology, the invention provides a kind of screening arrangement that complete closure arranged, can control the elimination loop of radiation intensity, the irradiation eliminating apparatus of non-radiation electromagnetic oven that can the radiation of low-cost high-efficiency ground elimination electromagnetic oven with radiation coupling.Not only method is simple to utilize this technology, and is with low cost and to eliminate radiation effect good.The present invention's technical scheme that is adopted of dealing with problems is: a kind of irradiation eliminating apparatus of non-radiation electromagnetic oven, by touching pad, pot body, electromagnetic conversion operating circuit and power ground and form according to the external conductive casing that is assemblied in one outward, support panel, radiation coupling, a pot body; Form a complete housing by external conductive casing, support panel, wherein external conductive casing is made up of shell lower cover and outer casing upper cover, shell lower cover, outer casing upper cover part are made into external conductive casing with electric conducting material or at other insulation crust lower covers, outer casing upper cover inwall or outer wall with electric conducting material, and the function element of electromagnetic oven is loaded in the housing; Support panel is made of pottery or other similar materials; Radiation coupling can be the device of energy coupled electromagnetic wave such as capacitor, resistor, resistance-capacitance coupling device, also can be that a lead or directly continuous conductor material are made; The pot body touches pad with the good material of electric conductivity; Pot body and function iron or the good material of other magnetic properties; The electromagnetic conversion operating circuit is a circuit of selecting existing electromagnetic oven product for use; Power ground adopts the single-phase three-jaw attaching plug of band ground wire to carry out the ground wire connection.External conductive casing is connected with touching to fill up with a pot body through radiation coupling again after ground wire in the power line is connected, the pot body fully contacts pot body and touches pad and touch pad and radiation coupling and complete shielding cover body of external conductive casing formation by the pot body, electronic circuit generation electromagnetic radiation when shielding cover body inboard just can shield absorption with the shielding cover body, connect the earth eliminations of releasing by the ground wire in the power line again, the external hazards of electromagnetic radiation of generation when eliminating electromagnetic oven work fully.
Described external conductive casing is meant the shell lower cover, outer casing upper cover is with the electric conducting material making or at other insulation crust lower covers, outer casing upper cover inwall or outer wall are with electric conducting material, the function element of electromagnetic oven product is loaded on the external conductive casing inboard, the external conductive casing that is positioned at below the support panel leaves a space greater than the electromagnetic induction wire coil external diameter in corresponding electromagnetic induction wire coil position, the place leaves ventilation hole at the corresponding position of fan of external conductive casing lower plane, and the external conductive casing material therefor is a metallic plate, the metal spraying material, conductive film layer, electrically-conducting paint, conductive fabric, conductive paper, in the electric conducting materials such as conductive plastics one or more.
Described support panel adopts a kind of in numerous panels such as ceramic panel, black crystal panel.
Described radiation coupling can be the device of energy coupled electromagnetic wave such as capacitor, resistor, resistance-capacitance coupling device, also can be in a lead or the conductor material that directly links to each other one or more.
Described pot body touches pad and is installed on the outside, space or position intermediate greater than the electromagnetic induction wire coil external diameter on the shell support panel plane, and can touch the pot body in the work, is shaped as the closure that close ring touches pad or other shapes and touches pad; Or adopt independently disc shape, band shape, wire, strip or point-like body one or more touch pad, quantity is one or more, with the good material of surface conductance performance, an end contacts with the face that the pot body carries out small resistor, and the other end is connected with radiation coupling.
Good and the little material of outer surface resistance of described pot body and function iron or other magnetic properties, and can and pot body touch and fill up the face that carries out small resistor and contact.
Described electromagnetic conversion operating circuit is to adopt a kind of in the general various electromagnetic conversion operating circuits of existing electromagentic furnace technology.
Described power ground adopts the single-phase three-jaw attaching plug of band ground wire to carry out the ground wire connection.
The invention has the beneficial effects as follows: simple in structure, with low cost, good, the highly versatile of elimination radiation effect.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is a kind of principle schematic of the present invention.
Fig. 2 is a kind of example structure schematic diagram of the present invention.
Mark among the figure: 1. external conductive casing, 2. support panel, 3. radiation coupling, 4. a pot body touches pad, 5. pot body, 6. electromagnetic conversion operating circuit, 7. power ground.
Embodiment
The present invention is further described below in conjunction with the principle schematic in the accompanying drawing and structural representation:
Fig. 1 is a kind of principle schematic of irradiation eliminating apparatus of non-radiation electromagnetic oven, mainly comprises: external conductive casing (1), support panel (2), radiation coupling (3), the pot body touches pad (4), pot body (5), electromagnetic conversion operating circuit (6), power ground (7).In the accompanying drawings, external conductive casing (1) with pass through radiation coupling (3) after ground wire (7) in the power line is connected again and touch pad (4) with a pot body and be connected, pot body (5) fully contact pot body touches pad (4) and touches pad (4) and radiation coupling (3) and complete shielding cover body of external conductive casing (1) formation by the pot body, when producing electromagnetic radiation, the electronic circuit of shielding cover body inboard just can shield absorption with the shielding cover body, and by the elimination of releasing of the ground wire in the power line (7) connection the earth.Fig. 2 is the structural representation of the irradiation eliminating apparatus of a kind of non-radiation electromagnetic oven of designing of the operation principle according to Fig. 1, form a complete housing by external conductive casing (1) support panel (2), wherein external conductive casing (1) is made up of shell lower cover and outer casing upper cover, the shell lower cover, the outer casing upper cover part is with electric conducting material or at other insulation crust lower covers, outer casing upper cover inwall or outer wall are made into external conductive casing (1) with electric conducting material, the function element of electromagnetic oven is loaded in the housing, be positioned at the following external conductive casing (1) of support panel (2) and leave a space greater than the electromagnetic induction wire coil external diameter in corresponding electromagnetic induction wire coil position, the place leaves ventilation hole at the corresponding position of fan of external conductive casing (1) lower plane, and external conductive casing (1) material therefor is a metallic plate, the metal spraying material, conductive film layer, electrically-conducting paint, conductive fabric, conductive paper, in the electric conducting materials such as conductive plastics one or more; Support panel (2) is made of pottery, black brilliant plate or other similar materials, and the high temperature resistant temperature of the support panel that is adopted is greater than 600 degree; Radiation coupling (3) one ends are connected with external conductive casing (1), the other end touches pad (4) with the pot body and is connected, coupler can be the device of energy coupled electromagnetic wave such as capacitor, resistor, resistance-capacitance coupling device, also can be a lead or the conductor material that directly links to each other, adopt different coupling materials in practice as required, material parameter by the control coupler reaches the electromagnetic radiation that only shielding elimination leaks, and does not finally realize electromagnetic oven heat efficiency supreme good and do not eliminate the magnetic radiation that produces heat.The pot body touches pad (4) and is installed on the non-conducting material or position intermediate greater than the outside, space of electromagnetic induction wire coil external diameter on shell support panel (2) plane, and can touch the pot body (5) in the work, the pot body touches pad (4) with electric conductivity well and the little material of outer surface resistance, its outer surface metal requires light, is shaped as the closure that close ring touches pad or other shapes and touches pad; Or adopt in independently disc shape, band shape, wire, strip or the point-like body one or more to touch pad, quantity is one or more, the pot body touches pad (4) one ends and closely contacts with pot body (5), and the other end is connected with external conductive casing (1) by radiation coupling (3); Pot body (5) is the good and little material of outer surface resistance with iron or other magnetic properties, and its whole outer surface metal requires bright, and to touch pad (4) contact resistance the smaller the better with the pot body; Electromagnetic conversion operating circuit (6) is a circuit of selecting existing electromagnetic oven product for use, and this circuit is placed on the housing inboard of being made up of external conductive casing (1) and support panel (2) fixedly mounts; Power ground (7) adopts the single-phase three-jaw attaching plug of band ground wire, and the interior ground wire of inner be connected with external conductive casing outer end and supply socket is connected.
Can make ground wire (7), external conductive casing (1), radiation coupling (3) pot body in the power line touch complete shielding cover body of formation between pad (4), the pot body (5) by above combination, electronic circuit in the shielding cover body produces electromagnetic radiation just can shield absorption with the shielding cover body, and connect the earth eliminations of releasing by the ground wire in the power line (7), finally reach when eliminating electromagnetic oven work the externally purpose of leakage hazards of electromagnetic radiation.
Claims (8)
1, a kind of irradiation eliminating apparatus of non-radiation electromagnetic oven, by external conductive casing, support panel, radiation coupling, the pot body touches pad, the pot body, electromagnetic conversion operating circuit and power ground are formed, external conductive casing and support panel are formed a complete housing, the function element of electromagnetic oven product is loaded in the housing, it is characterized in that: external conductive casing with touch pad through radiation coupling with a pot body again after ground wire in the power line is connected and be connected, the pot body fully touches pot body and touches pad and touch pad and radiation coupling and complete shielding cover body of external conductive casing formation by the pot body.
2, the irradiation eliminating apparatus of a kind of non-radiation electromagnetic oven according to claim 1, it is characterized in that: described external conductive casing is made up of shell lower cover and outer casing upper cover, the shell lower cover, outer casing upper cover is with electric conducting material or at other insulation crust lower covers, outer casing upper cover inwall or outer wall are made into external conductive casing with electric conducting material, the external conductive casing that is positioned at below the support panel leaves a space greater than the electromagnetic induction wire coil external diameter in the electromagnetic induction wire coil position of correspondence, the place leaves ventilation hole at the corresponding position of fan of external conductive casing lower plane, and the external conductive casing material therefor is a metallic plate, the metal spraying material, conductive film layer, electrically-conducting paint, conductive fabric, conductive paper, in the electric conducting materials such as conductive plastics one or more.
3, according to the irradiation eliminating apparatus of claim 1,2 described a kind of non-radiation electromagnetic ovens, it is characterized in that: described support panel adopts a kind of in numerous panels such as ceramic panel, black crystal panel.
4, according to the irradiation eliminating apparatus of claim 1, described a kind of non-radiation electromagnetic oven, it is characterized in that: described radiation coupling one end is connected with external conductive casing, the other end touches pad with a pot body and is connected, and radiation coupling can be the device of energy coupled electromagnetic wave such as capacitor, resistor, resistance-capacitance coupling device, also can be in a lead or the directly continuous conductor material one or more.
5, according to the irradiation eliminating apparatus of claim 1,2 described a kind of non-radiation electromagnetic ovens, it is characterized in that: described pot body touches the pad installation site, be on the non-conductive layer or position intermediate on the shell support panel plane greater than the outside, space of electromagnetic induction wire coil external diameter, and can touch the pot body in the work, be shaped as that close ring touches pad or the closure of other shapes is touched pad; Or adopt independently disc shape, band shape, wire, strip or point-like body one or more touch pad, quantity is one or more, with the good material of surface conductance performance, an end contacts with the face that the pot body carries out small resistor, and the other end is connected with radiation coupling.
6, the irradiation eliminating apparatus of a kind of non-radiation electromagnetic oven according to claim 1, it is characterized in that: the good and little material of outer surface resistance of described pot body and function iron or other magnetic properties, and can and pot body touch and fill up the surface of carrying out small resistor and contact.
7, the irradiation eliminating apparatus of a kind of non-radiation electromagnetic oven according to claim 1 is characterized in that: described electromagnetic conversion operating circuit is to adopt a kind of in the general various electromagnetic conversion operating circuits of existing electromagentic furnace technology.
8, the irradiation eliminating apparatus of a kind of non-radiation electromagnetic oven according to claim 1 is characterized in that: described power ground adopts the single-phase three-jaw attaching plug of band ground wire to carry out the ground wire connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100145299A CN101287312A (en) | 2007-04-14 | 2007-04-14 | Irradiation eliminating apparatus of non-radiation electromagnetic oven |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100145299A CN101287312A (en) | 2007-04-14 | 2007-04-14 | Irradiation eliminating apparatus of non-radiation electromagnetic oven |
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| Publication Number | Publication Date |
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| CN101287312A true CN101287312A (en) | 2008-10-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNA2007100145299A Pending CN101287312A (en) | 2007-04-14 | 2007-04-14 | Irradiation eliminating apparatus of non-radiation electromagnetic oven |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104154575A (en) * | 2014-08-07 | 2014-11-19 | 成都银顶科技有限公司 | Non-radiative induction cooker adopting resistance-capacitance absorption component and full-shielding technology |
| CN104676701A (en) * | 2014-12-10 | 2015-06-03 | 成都银顶科技有限公司 | External electromagnetic radiation absorption technique of electromagnetic furnace |
| CN107692845A (en) * | 2016-08-09 | 2018-02-16 | 佛山市顺德区美的电热电器制造有限公司 | Pot and electromagnetism cooking equipment |
-
2007
- 2007-04-14 CN CNA2007100145299A patent/CN101287312A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104154575A (en) * | 2014-08-07 | 2014-11-19 | 成都银顶科技有限公司 | Non-radiative induction cooker adopting resistance-capacitance absorption component and full-shielding technology |
| CN104676701A (en) * | 2014-12-10 | 2015-06-03 | 成都银顶科技有限公司 | External electromagnetic radiation absorption technique of electromagnetic furnace |
| CN107692845A (en) * | 2016-08-09 | 2018-02-16 | 佛山市顺德区美的电热电器制造有限公司 | Pot and electromagnetism cooking equipment |
| CN107692845B (en) * | 2016-08-09 | 2023-07-28 | 佛山市顺德区美的电热电器制造有限公司 | Pot and electromagnetic cooking equipment |
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Open date: 20081015 |