CN204635951U - A kind of electric food warmer of anti-electromagnetic interference - Google Patents
A kind of electric food warmer of anti-electromagnetic interference Download PDFInfo
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- CN204635951U CN204635951U CN201520118785.2U CN201520118785U CN204635951U CN 204635951 U CN204635951 U CN 204635951U CN 201520118785 U CN201520118785 U CN 201520118785U CN 204635951 U CN204635951 U CN 204635951U
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- power lead
- magnet ring
- panel
- food warmer
- power
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- 235000013305 food Nutrition 0.000 title claims abstract description 31
- 238000010438 heat treatment Methods 0.000 description 7
- 238000010411 cooking Methods 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
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Abstract
The utility model provides a kind of electric food warmer of anti-electromagnetic interference, comprise pot body and pot cover, described pot body is provided with power lead entrance, power lead, power panel and coil panel, it is characterized in that, described power panel and power lead entrance lay respectively at the both sides of coil panel, described power lead one end is positioned at power lead porch, and the described power lead other end is walked around coil panel and is electrically connected to power panel, described electric food warmer also comprises the magnet ring of hollow, and described power lead passes magnet ring and on magnet ring, is wound around at least one circle.Thus the interference of electromagnetic wire coil to power lead can be alleviated, thus the interference of power lead to electrical network can be alleviated.
Description
Technical field
The utility model relates to culinary cuisine fixture fields, particularly relates to a kind of electric food warmer of anti-electromagnetic interference.
Background technology
Popular along with domestic Electromagnetic Heating electric food warmer, such as electromagnetic heating electric rice cooker, Electromagnetic Heating electric pressure pot etc., increasing family selection buys the electric food warmer product of Electromagnetic Heating.The electric food warmer of existing Electromagnetic Heating, comprise a pot body, pot cover and interior pot, described pot body is provided with power lead entrance, power lead, power panel and coil panel, and power lead connects extraneous power supply by power lead entrance, realize energising, thus the internal pot of the energising realizing coil panel heats.
In the electric food warmer process using above-mentioned Electromagnetic Heating, inventor finds, the electric food warmer of some Electromagnetic Heatings, described power panel and power lead entrance lay respectively at the both sides of coil panel, described power lead one end is positioned at power lead porch, and the described power lead other end is walked around coil panel and is electrically connected to power panel, because electromagnetic coil disk magnetic field changes repeatedly, and power lead has long one section of adjacent coils dish to arrange, thus cause electromagnetic coil disk can produce interference to power lead, and the switching of electronic component also can produce interference to power lead, thus through power lead conduction, interference is produced to electrical network.
Utility model content
Technical problem to be solved in the utility model is to overcome the deficiencies in the prior art and provides a kind of electric food warmer alleviated electric network electromagnet interference.
In order to achieve the above object, the technical solution of the utility model is as follows:
A kind of electric food warmer of anti-electromagnetic interference, comprise pot body and pot cover, described pot body is provided with power lead entrance, power lead, power panel and coil panel, it is characterized in that, described power panel and power lead entrance lay respectively at the both sides of coil panel, and described power lead one end is positioned at power lead porch, and the described power lead other end is walked around coil panel and is electrically connected to power panel, described electric food warmer also comprises the magnet ring of hollow, and described power lead is through magnet ring and around at least one circle on magnet ring.
In the utility model one embodiment, the side that described power lead walks around coil panel is connected to power panel.
In the utility model one embodiment, described coil panel comprises solenoid, and described power lead is positioned at top or the below of solenoid.
In the utility model one embodiment, described power lead comprises live wire, and described live wire encloses around 2-4 on magnet ring.
In the utility model one embodiment, described power lead comprises zero line, and described zero line encloses around 2-4 on magnet ring.
In the utility model one embodiment, described power lead comprises ground wire, and described ground wire encloses around 4-6 on magnet ring.
In the utility model one embodiment, described power lead is connected with plug socket away from one end of power panel, and described plug socket is arranged on power lead porch.
In the utility model one embodiment, the race diameter of described magnet ring is 18-26mm, and the inner ring diameter of described magnet ring is 10-17mm, and described magnet ring height is 6-10mm.
In the utility model one embodiment, described magnet ring is between power lead entrance and power panel.
In the utility model one embodiment, the distance of described power lead entrance and described power panel is 250mm-350mm.
Because described power panel and power lead entrance lay respectively at the both sides of coil panel, described power lead one end is positioned at power lead porch, and the described power lead other end is walked around coil panel and is electrically connected to power panel, described electric food warmer also comprises the magnet ring of hollow, and described power lead passes magnet ring and on magnet ring, is wound around at least one circle.Thus the interference of electromagnetic coil disk to power lead can be alleviated, thus the interference of power lead to electrical network can be alleviated.
Because described live wire is wound around 2-4 circle on magnet ring, described zero line is wound around 2-4 circle on magnet ring, and described ground wire is wound around 4-6 circle on magnet ring, and the scheme of this programme power cord wrap on magnet ring has the effect alleviating electromagnetic coil disk significantly and disturb power lead.
Because described magnet ring is between power lead entrance and power panel, because extraneous electrical network is connected with power line by power lead entrance, in this section, magnet ring is set, can before power lead connects electrical network filtration fraction electromagnetic interference, thus reduce electromagnetic interference to the impact of electrical network, and, because this section of adjacent coils dish is arranged, magnet ring is set in this section, also can reduces the impact of electromagnetic coil disk on power lead.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, below the accompanying drawing used required for embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the utility model one embodiment electric food warmer stereogram;
Fig. 2 is the stereogram of the utility model one embodiment electric food warmer part pot body;
Fig. 3 is the stereogram of the utility model one embodiment magnet ring;
Fig. 4 is the sectional view of the utility model one embodiment magnet ring;
Reference numeral:
100-pot cover; 200-pot body; Coil panel-210; 221-live wire; 222-zero line; 223-ground wire; 224-power connection; 230-magnet ring; 240-power panel; Ring in 250-; 260-base.
Detailed description of the invention
Below below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
The utility model provides a kind of electric food warmer of anti-electromagnetic interference, refer to Fig. 1-Fig. 4, comprise pot body 200, pot cover 100 and interior pot, interior pot is positioned in pot body 200, pot body comprises middle ring 250 and base 260, described pot body 200 is provided with power lead entrance (not shown), power lead, power panel 240 and coil panel 210, power lead entrance is arranged on base 260, described power lead connects extraneous power supply by power lead entrance, specifically, the contiguous power lead entrance one end of power lead is provided with power connection 224, described power connection 224 is arranged on power lead porch, electric power is flowed to power lead by power connection 224 by extraneous power supply.In the present embodiment, described power panel 240 and power lead entrance lay respectively at the both sides of coil panel 210, and such as, power lead entrance is positioned at the rear side of pot body 200, also namely power connection 224 is positioned at the rear side of pot body 200, and power panel 240 is positioned at the front side of pot body 200.Described power lead is walked around coil panel 210 away from the other end of power connection 224 and is electrically connected to power panel 240, and in the present embodiment, the side that described power lead walks around coil panel 210 is connected to power panel 240.
In the utility model, the distance of described power lead entrance and described power panel 240 is 250mm-350mm, such as the distance of described power lead entrance and described power panel 240 is 250mm, 275mm, 300mm, 325mm, 350mm etc., thus due to the length of power lead adjacent coils dish 210 longer, thus cause electromagnetic coil disk can produce electromagnetic interference to power lead, and through power lead conduction, electromagnetic interference is produced to electrical network, in order to alleviate the problem of electromagnetic interference, electric food warmer of the present utility model also comprises the magnet ring 230 of hollow, described magnet ring 230 is ring-type, described power lead passes magnet ring 230 and be wound around at least one circle on magnet ring 230.In the present embodiment, described power lead is wound around at least one circle and refers to that power lead is wound around magnet ring 230 1 circle from inside to outside on magnet ring 230.
In the present embodiment, refer to Fig. 3 and Fig. 4, described power lead comprises ground wire 223, live wire 221 and zero line 222, through a large amount of experiments, in order to obtain good anti-electromagnetic interference performance, described live wire 221 is wound around 2-4 circle on magnet ring 230, described zero line 222 is wound around 2-4 power on magnet ring 230, described ground wire 223 is wound around 4-6 circle on magnet ring 230, preferably, described live wire 221 is wound around 3 circles on magnet ring 230, and described zero line 222 is wound around 3 circles on magnet ring 230, and described ground wire 223 is wound around 5 circles at magnet ring 230 row.In the present embodiment, described live wire 221 and zero line 222 to be intertwined on magnet ring 230 around the home, and described ground wire 223 separates with live wire 221 and zero line 222 and is wrapped on magnet ring 230.
In the present embodiment, in order to have good anti-electromagnetic interference performance, the race diameter of described magnet ring 230 is 18-26mm, and the inner ring diameter of described magnet ring 230 is 10-17mm, and described magnet ring 230 is highly 6-10mm, and the permeability of described magnet ring 230 is greater than 7000nH/N
2(nH represents nanohenry, and N represents coil turn), thus good anti-electromagnetic interference performance can be obtained.
In the present embodiment, described magnet ring 230 is between power lead entrance and power panel 240, specifically, in the present embodiment, described magnet ring 230 can be close to power panel 240 and arrange, but the utility model is not limited thereto, in other embodiments of the present utility model, described magnet ring can also be close to power lead entrance and arrange, or described magnet ring can also be arranged at the middle part between power lead entrance and power panel.
In addition, in the present embodiment, described power lead is positioned at the side of coil panel, electromagnetic coil disk comprises solenoid, preferably, described power lead is positioned at top or the below of solenoid, thus can avoid the region, side of solenoid, can reduce the electromagnetic interference of electromagnetic coil disk to power lead further.
Electric food warmer of the present utility model can be the kitchen products such as electric pressure cooking saucepan, electric cooker, electric cooking pot.
In sum, in the utility model, because described power panel and power lead entrance lay respectively at the both sides of coil panel, described power lead one end is positioned at power lead porch, and the described power lead other end is walked around coil panel and is electrically connected to power panel, described electric food warmer also comprises the magnet ring of hollow, and described power lead passes magnet ring and on magnet ring, is wound around at least one circle.Due to the setting of magnet ring, power lead passes magnet ring and on magnet ring, is wound around at least one circle, thus can alleviate the interference of electromagnetic coil disk to power lead, thus can alleviate the interference of power lead to electrical network.
The above; be only detailed description of the invention of the present utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the change that can expect easily or replacement, all should be encompassed within protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of claim.
Claims (10)
1. the electric food warmer of an anti-electromagnetic interference, comprise pot body and pot cover, described pot body is provided with power lead entrance, power lead, power panel and coil panel, it is characterized in that, described power panel and power lead entrance lay respectively at the both sides of coil panel, and described power lead one end is positioned at power lead porch, and the described power lead other end is walked around coil panel and is electrically connected to power panel, described electric food warmer also comprises the magnet ring of hollow, and described power lead passes magnet ring and on magnet ring, is wound around at least one circle.
2. the electric food warmer of anti-electromagnetic interference as claimed in claim 1, is characterized in that, the side that described power lead walks around coil panel is connected to power panel.
3. the electric food warmer of anti-electromagnetic interference as claimed in claim 2, is characterized in that, described coil panel comprises solenoid, and described power lead is positioned at top or the below of solenoid.
4. the electric food warmer of anti-electromagnetic interference as claimed in claim 1, is characterized in that, described power lead comprises live wire, and described live wire is wound around 2-4 circle on magnet ring.
5. the electric food warmer of anti-electromagnetic interference as claimed in claim 1, is characterized in that, described power lead comprises zero line, and described zero line is wound around 2-4 circle on magnet ring.
6. the electric food warmer of anti-electromagnetic interference as claimed in claim 1, is characterized in that, described power lead comprises ground wire, and described ground wire is wound around 4-6 circle on magnet ring.
7. the electric food warmer of anti-electromagnetic interference as claimed in claim 1, is characterized in that, described power lead is connected with power connection away from one end of power panel, and described power connection is arranged on power lead porch.
8. the electric food warmer of the anti-electromagnetic interference as described in one of claim 1-7, is characterized in that, the race diameter of described magnet ring is 18-26mm, and the inner ring diameter of described magnet ring is 10-17mm, and described magnet ring height is 6-10mm.
9. the electric food warmer of the anti-electromagnetic interference as described in one of claim 1-7, is characterized in that, described magnet ring is between power lead entrance and power panel.
10. the electric food warmer of the anti-electromagnetic interference as described in one of claim 1-7, is characterized in that, the distance of described power lead entrance and described power panel is 250mm-350mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520118785.2U CN204635951U (en) | 2015-02-28 | 2015-02-28 | A kind of electric food warmer of anti-electromagnetic interference |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520118785.2U CN204635951U (en) | 2015-02-28 | 2015-02-28 | A kind of electric food warmer of anti-electromagnetic interference |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204635951U true CN204635951U (en) | 2015-09-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520118785.2U Active CN204635951U (en) | 2015-02-28 | 2015-02-28 | A kind of electric food warmer of anti-electromagnetic interference |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106016392A (en) * | 2016-07-11 | 2016-10-12 | 珠海格力电器股份有限公司 | Induction cooker and base thereof |
| CN112089911A (en) * | 2020-10-20 | 2020-12-18 | 衡水百草汉医医药科技有限公司 | Negative pressure control circuit, negative pressure equipment and medical blood stasis removing therapeutic instrument |
-
2015
- 2015-02-28 CN CN201520118785.2U patent/CN204635951U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106016392A (en) * | 2016-07-11 | 2016-10-12 | 珠海格力电器股份有限公司 | Induction cooker and base thereof |
| CN106016392B (en) * | 2016-07-11 | 2019-01-08 | 珠海格力电器股份有限公司 | Induction cooker and base thereof |
| CN112089911A (en) * | 2020-10-20 | 2020-12-18 | 衡水百草汉医医药科技有限公司 | Negative pressure control circuit, negative pressure equipment and medical blood stasis removing therapeutic instrument |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |