CN206310551U - Anti-interference Electromagnetic Heating electrical equipment - Google Patents
Anti-interference Electromagnetic Heating electrical equipment Download PDFInfo
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- CN206310551U CN206310551U CN201621365237.0U CN201621365237U CN206310551U CN 206310551 U CN206310551 U CN 206310551U CN 201621365237 U CN201621365237 U CN 201621365237U CN 206310551 U CN206310551 U CN 206310551U
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- heating electrical
- electrical equipment
- electromagnetic heating
- electromagnetic
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Abstract
The utility model embodiment provides a kind of anti-interference Electromagnetic Heating electrical equipment, belongs to anti-interference technical field of electric appliances field.Anti-interference Electromagnetic Heating electrical equipment, power line entrance is provided with the casing first side, and the anti-interference Electromagnetic Heating electrical equipment includes：Circuit board；Power line, power line is via power line entrance is into box house and is connected to circuit board；And from power line entrance to the power line of circuit board be twisted-pair feeder.Thus each electronic component in Electromagnetic Heating electrical appliance box body is laid and is connected using twisted-pair feeder, can be effective against the interference inside electromagnetic oven shell body, and improved the effect of the electromagnetic compatibility of Electromagnetic Heating electrical equipment, reduced the interference of power network to external world.
Description
Technical field
The utility model is related to anti-interference technical field of electric appliances, in particular it relates to a kind of anti-interference Electromagnetic Heating electrical equipment.
Background technology
At present, generally existing EMC (Electro Magnetic compatibility electricity in Electromagnetic Heating cooking system
Magnetic compatibility) the poor problem of effect, when this means that Electromagnetic Heating cooking system works, not only can be in working environment
Other electrical equipments produce electromagnetic disturbance, influence the normal work of other equipment；And also suffer from the interference of other equipment, shadow
Electromagnetic Heating cooking system performance is rung, shortens life of product, when serious, or even injury human body.
Current Electromagnetic Heating product structure space is small, and internal electromagnetic interference is big, and specifically internal electromagnetic environment compares evil
Bad, because the coil panel of oscillating circuit can produce magnetic field, switching power supply parts can also produce larger electromagnetic radiation, this magnetic field
With electromagnetic radiation if coupled on electromagnetic oven shell body internal connection line or power line, can all produce another to disturb, and
And apart from smaller, the radiation being subject to is more serious, disturb stronger, so as to cause existing Electromagnetic Heating cooking system Electro Magnetic Compatibility
Difference.
It should be noted that above technical problem is the present inventor being found during the utility model is put into practice.
Utility model content
The purpose of the utility model embodiment is to provide and a kind of can effectively improve the anti-interference of electromagnetic oven Electro Magnetic Compatibility
Electromagnetic Heating electrical equipment, to the technical problem at least solving to be illustrated in background technology.
To achieve these goals, the utility model embodiment provides a kind of anti-interference Electromagnetic Heating electrical equipment, in the casing
First side is provided with power line entrance, and the anti-interference Electromagnetic Heating electrical equipment includes：
Circuit board；And
Power line, said power via said power entrance enter above-mentioned box house and via twisted pair line connection extremely
Foregoing circuit plate.
Preferably, foregoing circuit plate includes electromagnetic compatibility filter circuit plate and heating electrical appliance circuit board；Said power is passed through
Above-mentioned box house is entered and via twisted pair line connection to above-mentioned electromagnetic compatibility filter circuit plate by said power entrance.
Preferably, above-mentioned electromagnetic compatibility filter circuit plate is also via twisted pair line connection to above-mentioned heating electrical appliance circuit board.
Preferably, the Electromagnetic Heating electrical equipment also includes：Blower fan, and above-mentioned blower fan is via twisted pair line connection to above-mentioned heating
Appliance circuit；
Preferably, it is not less than 1 comprising the quantity for twisting by the twisted-pair feeder of 5cm per length.
Preferably, above-mentioned blower fan and above-mentioned heating electrical appliance circuit are laid in the both sides of above-mentioned box house respectively,
Preferably, the twisted-pair feeder for being connected to above-mentioned heating electrical appliance circuit from above-mentioned blower fan fits in above-mentioned cabinet wall cloth
If.
Preferably, above-mentioned heating electrical appliance circuit includes coil panel and control board, and above-mentioned coil panel is laid in above-mentioned case
The centre in internal portion, and the inner ring terminal and outer ring terminal of above-mentioned coil panel are respectively connecting to above-mentioned control board.
Preferably, from the inner ring terminal and outer ring terminal of above-mentioned coil panel to the connecting line of above-mentioned control board away from upper
State power line.
Preferably, above-mentioned anti-interference Electromagnetic Heating electrical equipment is electromagnetic oven, electromagnetic stove, insulating pot, electric cooker or electric pressure cooking saucepan.
By above-mentioned technical proposal, each electronic component in Electromagnetic Heating electrical appliance box body is laid using twisted-pair feeder
And connection, can be effective against the interference inside electromagnetic oven shell body, and the effect of the electromagnetic compatibility of Electromagnetic Heating electrical equipment is improved, subtract
The interference of small power network to external world.
The further feature and advantage of the utility model embodiment will give specifically in subsequent specific embodiment part
It is bright.
Brief description of the drawings
Accompanying drawing is the utility model embodiment to be further understood for providing, and constitutes a part for specification,
It is used to explain the utility model embodiment together with following specific embodiment, but does not constitute to the utility model embodiment
Limitation.In the accompanying drawings：
Fig. 1 is illustrated that the structural representation of the anti-interference Electromagnetic Heating electrical equipment of the embodiment of the utility model one.
Description of reference numerals
The power line entrance of 10 casing 201
The EMC filtration modules of 202 power line 30
The blower fan line of 40 electrical apparatus control circuit 70
The blower fan of 50 coil panel 60
Specific embodiment
Specific embodiment of the present utility model is described in detail below in conjunction with accompanying drawing.It should be appreciated that herein
Described specific embodiment is merely to illustrate and explains the utility model, is not limited to the utility model.
In description of the present utility model, it is to be understood that term " on ", D score, " interior ", " outward ", " top ", " bottom " etc.
The orientation or position relationship of instruction are, based on orientation shown in the drawings or position relationship, to be for only for ease of description the utility model
Described with simplified, must be with specific orientation, with specific orientation structure rather than the device or element for indicating or imply meaning
Make and operate, therefore it is not intended that to limitation of the present utility model.
Those skilled in the art of the present technique be appreciated that used in specification of the present utility model wording " including " refer to deposit
In features described above, integer, step, operation, element and/or component, but it is not excluded that in the presence of or add one or more other
Feature, integer, step, operation, element, component and/or combinations thereof.It should be understood that when we claim element be " connected " or
During " coupled " to another element, it can be directly connected or coupled to other elements, or can also there is intermediary element.This
Outward, " connection " used herein or " coupling " can include wireless connection or wireless coupling.Wording "and/or" bag used herein
Include one or more associated wholes or any cell of listing item and all combine.
The structural representation of the anti-interference Electromagnetic Heating electrical equipment of the embodiment of the utility model one is illustrated that referring to Fig. 1, should
Electromagnetic Heating electrical equipment includes casing 10, on the surface of casing 10 there is power line to enter hole 201, and the power line enters hole 201
It is adapted to allow for power line 202 to pass through, and is connected with the output end of the EMC filtration modules 30 in case, as shown in figure 1, power line is in case
The part 202 in internal portion is twisted-pair feeder, and the EMC filtration modules 30 are connected to electrical equipment heater circuit plate 40, and the EMC filtration modules
The connecting line of 30 to electrical equipment heater circuit plate 40 is also twisted-pair feeder；Further, the heating electrical appliance box house also includes position
Connection 70 between the blower fan in the left side of coil panel 50, the blower fan and electric control circuit 40 is twisted-pair feeder.Thus make use of
Twisted-pair feeder disturbs the particularly common mode disturbances to have stronger resistant function to external world, can have by the way that internal connection line is changed to twisted-pair feeder
The noise jamming of effect resistance enclosure interior power component.Preferably, above-mentioned each twisted-pair feeder should meet following condition：It is per length
The quantity of the strand that the twisted-pair feeder of 5cm is included is not less than 1, and each twisted-pair feeder is the inside for being laid in casing 10 in an orderly manner straight
's.With continued reference to Fig. 1, the coil panel 50 is placed in the centre inside heating electrical appliance casing 10, and the coil panel 50 adds for main
Heat load component, the inner ring terminal and outer ring terminal of coil panel 50 are respectively connecting to heating electrical appliance circuit board 40, and from line
Enclose disk inner ring terminal and outer ring terminal to control board connecting line away from power line, thus, it is possible to further reduce
The noise jamming of heating electromagnetic electrical equipment.
In the application of the utility model embodiment one side, the anti-interference Electromagnetic Heating electrical equipment shown in Fig. 1 can be electricity
The household electrical appliances such as magnetic stove, electromagnetic stove, insulating pot, electric cooker or electric pressure cooking saucepan, it is possible thereby to so that be implemented with the family of the present utility model
Electric product has preferably electromagnetic compatibility filter effect, can be tested more easily by household electrical appliances EMC.
Preferred embodiment of the present utility model is described in detail above in association with accompanying drawing, but, the utility model is not limited
Detail in above-mentioned implementation method, in range of the technology design of the present utility model, can be to skill of the present utility model
Art scheme carries out various simple variants, and these simple variants belong to protection domain of the present utility model.
It is further to note that each particular technique feature described in above-mentioned specific embodiment, in not lance
In the case of shield, can be combined by any suitable means in order to avoid unnecessary repetition, the utility model is to each
Possible combination is planted no longer separately to illustrate.
Additionally, can also be combined between a variety of implementation methods of the present utility model, as long as it is not disobeyed
Thought of the present utility model is carried on the back, it should equally be considered as content disclosed in the utility model.
Claims (10)
1. a kind of anti-interference Electromagnetic Heating electrical equipment, it is characterised in that in the casing first side of the anti-interference Electromagnetic Heating electrical equipment
Power line entrance is provided with, the anti-interference Electromagnetic Heating electrical equipment includes：
Circuit board；And
Power line, the power line enters the box house and via twisted pair line connection to described via the power line entrance
Circuit board.
2. Electromagnetic Heating electrical equipment according to claim 1, it is characterised in that：
The circuit board includes electromagnetic compatibility filter circuit plate and heating electrical appliance circuit board；
The power line is into the box house and simultaneous to the electromagnetism via twisted pair line connection via the power line entrance
Capacitor filter circuit board.
3. Electromagnetic Heating electrical equipment according to claim 2, it is characterised in that：
The electromagnetic compatibility filter circuit plate is also via twisted pair line connection to the heating electrical appliance circuit board.
4. Electromagnetic Heating electrical equipment according to claim 2, it is characterised in that the Electromagnetic Heating electrical equipment also includes：
Blower fan, and the blower fan is via twisted pair line connection to the heating electrical appliance circuit board.
5. the Electromagnetic Heating electrical equipment according to claim any one of 1-4, it is characterised in that be the twisted-pair feeder of 5cm per length
It is not less than 1 comprising the quantity for twisting.
6. Electromagnetic Heating electrical equipment according to claim 4, it is characterised in that：
The blower fan and the heating electrical appliance circuit are laid in the both sides of the box house respectively.
7. Electromagnetic Heating electrical equipment according to claim 6, it is characterised in that：
The twisted-pair feeder for being connected to the heating electrical appliance circuit from the blower fan fits in the cabinet wall and lays.
8. Electromagnetic Heating electrical equipment according to claim 1, it is characterised in that：
The heating electrical appliance circuit includes coil panel and control board, and the coil panel is laid in the box house
Between, and the inner ring terminal and outer ring terminal of the coil panel be respectively connecting to the control board.
9. Electromagnetic Heating electrical equipment according to claim 8, it is characterised in that：
From the inner ring terminal and outer ring terminal of the coil panel to the connecting line of the control board away from the power line.
10. Electromagnetic Heating electrical equipment according to claim 1, it is characterised in that：
The anti-interference Electromagnetic Heating electrical equipment is electromagnetic oven, electromagnetic stove, insulating pot, electric cooker or electric pressure cooking saucepan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621365237.0U CN206310551U (en) | 2016-12-13 | 2016-12-13 | Anti-interference Electromagnetic Heating electrical equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621365237.0U CN206310551U (en) | 2016-12-13 | 2016-12-13 | Anti-interference Electromagnetic Heating electrical equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206310551U true CN206310551U (en) | 2017-07-07 |
Family
ID=59251422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621365237.0U Active CN206310551U (en) | 2016-12-13 | 2016-12-13 | Anti-interference Electromagnetic Heating electrical equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206310551U (en) |
-
2016
- 2016-12-13 CN CN201621365237.0U patent/CN206310551U/en active Active
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