CN201014585Y

CN201014585Y - Anti-radiation electromagnetic furnace

Info

Publication number: CN201014585Y
Application number: CNU2007200201148U
Authority: CN
Inventors: 滕翔升
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-03-27
Filing date: 2007-03-27
Publication date: 2008-01-30
Anticipated expiration: 2017-03-27

Abstract

The utility model discloses a radiation resistant electromagnetic oven, which is composed of an outer shell lower cover, an outer shell upper cover, a support panel, a cooking pot body, a touch pad of the pot body, a radiation absorbing layer, an electromagnetic conversion working circuit and a power ground wire. A complete shell body is composed of the outer shell lower cover, the outer shell upper cover and the support panel, a functional device of the electromagnetic oven is arranged in the complete shell body; the power ground wire is connected with the radiation absorbing layer and the touch pad of the pot body, the cooking pot body is fully contacted with the touch pad of the pot body and forms a complete shield cover body with the radiation absorbing layer by the touch pad of the pot body; when an electronic circuit at the inside of the shield cover body generates electromagnetic radiation, the shield cover body can be used for shielding and absorbing the electromagnetic radiation, furthermore, the ground wire in the power cable is connected with the ground to release and eliminate the electromagnetic radiation, so as to achieve the purpose of greatly reducing the harmful electromagnetic radiation which is leaked when in the work of the electromagnetic oven.

Description

Radiation protection electromagentic furnace

Technical field

The utility model relates to the field that shielding reduces or eliminate the electric equipment electromagnetic radiation, especially a kind of radiation protection electromagentic furnace that electromagnetic radiation can be shielded absorption and eliminate by the earth connection in the power supply.

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 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 200710013657.1 and No. 200720019104.2 non-radiation electromagnetic oven technical patents of application on February 27th, 2007 in addition, though the electromagnetic radiation that electromagnetic oven externally can be revealed is eliminated, but the method that it adopts full-shield to eliminate, technology is cumbersome, and cost is higher.

Summary of the invention

Can not desirable shielding eliminate the deficiency of electromagnetic radiation in order to overcome existing electromagentic furnace technology, the utility model provides a kind of screening arrangement that semi-closed arranged, have radiation to eliminate the loop, can low-cost eliminate the radiation protection electromagentic furnace of electromagnetic oven radiation effectively.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 radiation protection electromagentic furnace, be assemblied in the unitary housing lower cover outward by complying with, outer casing upper cover, support panel, the pot body, the pot body touches pad, radiation absorption layer, electromagnetic conversion operating circuit and power ground are formed, by the shell lower cover, outer casing upper cover, support panel is formed a complete housing, the shell lower cover, outer casing upper cover is made of plastics or other materials, support panel is made of pottery or other similar materials, the material that pot body and function iron or other magnetic properties are good is made, the pot body touches pad and makes of the good material of electric conductivity, radiation absorption layer be the loam cake inwall of forming by outer casing upper cover and the support panel that is connected or outer wall be processed into conductive material approximate loam cake body or on the radiation absorption layer of plane body, the function element of electromagnetic oven product is loaded on the radiation absorption layer inboard, the electromagnetic conversion operating circuit is a circuit of selecting existing electromagnetic oven product for use, and power ground adopts the single-phase three-jaw attaching plug of band ground wire to carry out the ground wire connection.Ground wire in the power line touches pad with radiation absorption layer and pot body and is connected, the pot body fully touches a pot body and touches pad, and touch pad and complete shielding cover body of radiation absorption layer 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 in the time of reducing electromagnetic oven work.

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 pot body touches and fills up on the outside, space or position intermediate greater than the electromagnetic induction wire coil external diameter that is installed on shell support panel and the corresponding radiation absorption layer plane, 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, 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 carries out being connected of small resistor with radiation absorption layer.

Described radiation absorption layer is to be processed into the radiation absorption layer that is similar to loam cake body or plane body with conductive material at loam cake inwall of being made up of outer casing upper cover and the support panel that is connected or outer wall, the function element of electromagnetic oven product is loaded on the radiation absorption layer inboard, a space greater than the electromagnetic induction wire coil external diameter is left in the electromagnetic induction wire coil position of radiation absorption layer, and the radiation absorption layer material therefor is one or more in the conductive materials such as metallic plate, metal spraying material, conductive film layer, electrically-conducting paint, conductive fabric, conductive paper, conductive plastics.

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. shell lower cover, 2. outer casing upper cover, 3. support panel, 4. pot body, 5. a pot body touches pad, 6. radiation absorption layer, 7. electromagnetic conversion operating circuit, 8. 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 radiation protection electromagentic furnace, mainly comprises: shell lower cover (1), outer casing upper cover (2), support panel (3), pot body (4), the pot body touches pad (5), radiation absorption layer (6), electromagnetic conversion operating circuit (7), power ground (8).In the accompanying drawings, power ground (8) touches pad (5) with radiation absorption layer (6) and pot body and is connected, pot body (4) fully touches a pot body and touches pad (5), and touch pad (5) and radiation absorption layer (6) by the pot body and form a complete shielding cover body, when producing electromagnetic radiation, the electronic circuit of shielding in the cover body just can shield absorption, again by the elimination of releasing of the ground wire in the power line (8) connection the earth with the shielding cover body.

Fig. 2 is the structural representation of a kind of radiation protection electromagentic furnace of designing of the operation principle according to Fig. 1, by shell lower cover (1), outer casing upper cover (2), support panel (3) is formed a complete housing, shell lower cover (1) wherein, outer casing upper cover (2) is made of plastics or other materials, support panel (3) is made of pottery or other similar materials, the material making that pot body (4) is good with iron or other magnetic properties and outer surface resistance is little, its whole outer surface metal requires light, to touch pad (5) contact resistance the smaller the better with the pot body, the pot body touches pad (5) and is installed on the outside, space or position intermediate greater than the electromagnetic induction wire coil external diameter on shell support panel and the corresponding radiation absorption layer plane, and can touch the pot body in the work, material good with electric conductivity and that outer surface resistance is little is made, its outer surface metal requires light, is shaped as the closure that close ring touches pad or other shapes and touches pad; Or adopt independently disc shape, banded, wire, in strip or the point-like body one or more touch pad, quantity is one or more, the pot body touches pad (5) one ends and closely contacts with pot body (4), the other end is connected with radiation absorption layer (6), radiation absorption layer (6) is to be processed into the radiation absorption layer that is similar to loam cake body or plane body with conductive material at loam cake inwall of being made up of outer casing upper cover and the support panel that is connected or outer wall, the function element of electromagnetic oven product is loaded on the radiation absorption layer inboard, radiation absorption layer leaves a space greater than the electromagnetic induction wire coil external diameter in the electromagnetic induction wire coil position, 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, electromagnetic conversion operating circuit (7) is a circuit of selecting existing electromagnetic oven product for use, and this circuit is placed on by shell lower cover (1), outer casing upper cover (2), the housing inboard that support panel (3) is formed fixedly mounts, power ground (8) adopts the single-phase three-jaw attaching plug of band ground wire, and the interior ground wire of inner be connected with radiation absorption layer (6) outer end and supply socket is connected.

Can make ground wire (8), radiation absorption layer (6), pot body in the power line touch complete shielding cover body of formation between pad (5), the pot body (4) by above combination, when producing electromagnetic radiation, the inboard electronic circuit of radiation absorption layer (6) just can shield absorption with the shielding cover body, and connect the earth eliminations of releasing by the ground wire in the power line (8), finally reach when reducing electromagnetic oven work significantly the externally purpose of leakage hazards of electromagnetic radiation.

Claims

1. radiation protection electromagentic furnace, touch pad, radiation absorption layer, electromagnetic conversion operating circuit and power ground and form by shell lower cover, outer casing upper cover, support panel, pot body, pot body, it is characterized in that: radiation absorption layer connects the pot body and touches pad and be connected with ground wire in the power line, and the pot body fully touches pot body and touches pad and touch pad and complete shielding cover body of radiation absorption layer formation by the pot body.

2. a kind of radiation protection electromagentic furnace according to claim 1, it is characterized in that: described radiation absorption layer be the loam cake inwall of forming by outer casing upper cover and the support panel that is connected or outer wall be processed into conductive material approximate loam cake body or on the radiation absorption layer of plane body, the function element of electromagnetic oven product is loaded on the radiation absorption layer inboard, radiation absorption layer leave a space near the electromagnetic induction wire coil position greater than the electromagnetic induction wire coil external diameter, the radiation absorption layer 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.

3. a kind of radiation protection electromagentic furnace according to claim 1, it is characterized in that: described pot body touches the pad installation site, be on the outside, space or position intermediate on shell support panel and the corresponding radiation absorption layer plane greater than the 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, 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 carries out being connected of small resistor with radiation absorption layer.

4. a kind of radiation protection electromagentic furnace according to claim 1 is characterized in that: the material that 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 surface of carrying out small resistor and contact.

5. a kind of radiation protection electromagentic furnace according to claim 1 is characterized in that: power ground adopts the single-phase three-jaw attaching plug of band ground wire to carry out the ground wire connection.