CN201100693Y - Radiation elimination device for no-radiation electromagnetic furnace - Google Patents
Radiation elimination device for no-radiation electromagnetic furnace Download PDFInfo
- Publication number
- CN201100693Y CN201100693Y CNU2007200204998U CN200720020499U CN201100693Y CN 201100693 Y CN201100693 Y CN 201100693Y CN U2007200204998 U CNU2007200204998 U CN U2007200204998U CN 200720020499 U CN200720020499 U CN 200720020499U CN 201100693 Y CN201100693 Y CN 201100693Y
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- radiation
- pot body
- external conductive
- casing
- conductive casing
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- 230000005855 radiation Effects 0.000 title claims abstract description 49
- 230000008030 elimination Effects 0.000 title description 8
- 238000003379 elimination reaction Methods 0.000 title description 8
- 230000008878 coupling Effects 0.000 claims description 25
- 238000010168 coupling process Methods 0.000 claims description 25
- 238000005859 coupling reaction Methods 0.000 claims description 25
- 239000000463 material Substances 0.000 claims description 22
- 239000004020 conductor Substances 0.000 claims description 15
- 238000006243 chemical reaction Methods 0.000 claims description 10
- 230000005674 electromagnetic induction Effects 0.000 claims description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 239000003990 capacitor Substances 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 4
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 229920003023 plastic Polymers 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- 239000000919 ceramic Substances 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 3
- 239000003973 paint Substances 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 3
- 239000011011 black crystal Substances 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims 1
- 230000005670 electromagnetic radiation Effects 0.000 abstract description 19
- 238000010411 cooking Methods 0.000 abstract description 3
- 230000009466 transformation Effects 0.000 abstract 2
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000000191 radiation effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
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Abstract
The utility model discloses a radiation-eliminating device of a radiation free electromagnetic oven, which comprises an external conductive casing, a supporting panel, a radiation coupler, a pot touch pad, a cooking pot, a magnetic transformation working circuit, a power supply ground wire. An intact casing is formed by the external conductive casing and the supporting panel, the functional components of the electromagnetic oven are installed in the casing, the external conductive casing is connected with the pot touch pad through the radiation coupler after connected with the ground wire in the power wires, the cooking pot is fully contacted with the pot touch pad, and forms an intact shielding cover body through the pot touch pad, the external conductive casing and the radiation coupler. When electro circuit on the inner side of the shielding cover body generates electromagnetic radiation, the shielding cove body can be used to shield and absorb, and is discharged and eliminated through the connection with the ground wire of the power supply, the transformation which only shielded and eliminated the leaked magnetic radiation without affecting heat efficiency can be realized through regulating the parameter of the pot radiation-eliminating apparatus, and the choose of the phase chooser can make electromagnetic radiation be discharged and eliminated through the ground wire of the power supply, thereby finally realizing the purposes of not only saving energy with high efficiency, but also no radiation damage.
Description
Technical field
The utility model relates to the field that shielding 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 RF 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 200520034113.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 200510100028.3 patents 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 thermal efficiency.
Summary of the invention
Can not reliably shield the deficiency of eliminating electromagnetic radiation in order to overcome existing electromagentic furnace technology, the utility model 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 utility model 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 conductive material or at other insulation crust lower covers, outer casing upper cover inwall or outer wall with conductive 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 and makes of the good material of electric conductivity; The material that pot body and function iron or other magnetic properties are good is made; 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 conductive material making or at other insulation crust lower covers, outer casing upper cover inwall or outer wall are with conductive 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 air vent 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 conductive 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, make of the material that the surface conductance performance is good, an end contacts with the face that the pot body carries out small resistor, and the other end is connected with radiation coupling.
The material that described pot body and function iron or other magnetic properties are good and outer surface resistance is little is made, 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 beneficial effects of the utility model are: simple in structure, with low cost, good, the highly versatile of elimination radiation effect.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is a kind of principle schematic of the present utility model.
Fig. 2 is a kind of example structure schematic diagram of the present utility model.
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.
The specific embodiment
Below in conjunction with principle schematic in the accompanying drawing and structural representation the utility model is further specified:
Fig. 1 is a kind of principle schematic of irradiation eliminating apparatus of non-radiation electromagnetic oven, mainly comprises: external conductive casing (1), and 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 conductive material or at other insulation crust lower covers, outer casing upper cover inwall or outer wall are made into external conductive casing (1) with conductive 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 air vent 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 conductive 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 thermal 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 the material that pad (4) is good with electric conductivity and outer surface resistance is little and makes, 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); The material that pot body (5) is good with iron or other magnetic properties and outer surface resistance is little is made, 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 (7)
1. the irradiation eliminating apparatus of a 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 conductive material or at the insulation crust lower cover, outer casing upper cover inwall or outer wall are made into external conductive casing with conductive 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 air vent 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 conductive plastics one or more.
3. the irradiation eliminating apparatus of a kind of non-radiation electromagnetic oven according to claim 1 is characterized in that: described support panel adopts a kind of in ceramic panel, the black crystal panel.
4. the irradiation eliminating apparatus of a kind of non-radiation electromagnetic oven according to claim 1, 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 device that capacitor, resistor, resistance-capacitance coupling device can coupled electromagnetic wave, also can be in a lead or the conductor material that directly links to each other one or more.
5. the irradiation eliminating apparatus of a kind of non-radiation electromagnetic oven according to claim 1, 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 close ring and touch pad; Or adopt independently disc shape, band shape, wire, strip or point-like body one or more touch pad, quantity is one or more, make of the material that the surface conductance performance is good, 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 is characterized in that: the material that described pot body and function iron or magnetic property are good and outer surface resistance is little is made, 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 power ground adopts the single-phase three-jaw attaching plug of band ground wire to carry out ground wire to connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200204998U CN201100693Y (en) | 2007-04-14 | 2007-04-14 | Radiation elimination device for no-radiation electromagnetic furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200204998U CN201100693Y (en) | 2007-04-14 | 2007-04-14 | Radiation elimination device for no-radiation electromagnetic furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201100693Y true CN201100693Y (en) | 2008-08-13 |
Family
ID=39937226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200204998U Expired - Fee Related CN201100693Y (en) | 2007-04-14 | 2007-04-14 | Radiation elimination device for no-radiation electromagnetic furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201100693Y (en) |
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2007
- 2007-04-14 CN CNU2007200204998U patent/CN201100693Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080813 Termination date: 20120414 |