CN208442872U - Coil block and electromagnetic oven with it - Google Patents

Abstract

The utility model discloses a kind of coil block and with its electromagnetic oven, the coil block includes: electromagnetic heating coil, and the electromagnetic heating coil, which is powered, generates alternating electromagnetic field；To the induction coil of alternating electromagnetic field induction, the induction coil is connected in circuit and is located at the lower section of the electromagnetic heating coil, and the induction coil is suitable for generating the resistance magnetic field for revolting the alternating electromagnetic field.Electromagnetic leakage can be effectively reduced according to the coil block of the utility model embodiment, to reduce influence of the coil block to ambient electronics and human health, and preventing coil block, there is a situation where bottoms to generate heat, and improves the quality and the market competitiveness of coil block.

Description

Coil block and electromagnetic oven with it

Technical field

The utility model relates to fields of home appliance technology, more particularly, to a kind of coil block and with its electricity Magnetic furnace.

Background technique

At work, coil panel generates alternating electromagnetic field so that pot body generates heat and cooked for electromagnetic oven.But coil The bottom of disk has part electromagnetic field and lets out, and influences the normal work of the electronic equipment of surrounding, or even influence human health.

Utility model content

The utility model aims to solve at least one of the technical problems existing in the prior art.For this purpose, the utility model mentions Electromagnetic leakage can be effectively reduced in a kind of coil block out, the coil block.

The utility model also proposed a kind of electromagnetic oven with above-mentioned coil block.

According to the coil block of the utility model embodiment, comprising: electromagnetic heating coil, the electromagnetic heating coil are powered Generate alternating electromagnetic field；To the induction coil of alternating electromagnetic field induction, the induction coil is connected in circuit and is located at The lower section of the electromagnetic heating coil, the induction coil are suitable for generating the resistance magnetic field for revolting the alternating electromagnetic field.

Electromagnetic leakage can be effectively reduced according to the coil block of the utility model embodiment, to reduce coil block Influence to ambient electronics and human health, and prevent coil block there is a situation where bottom fever, improve line The quality and the market competitiveness of coil assembly.

In addition, can also have the following additional technical features: according to the coil block of the utility model above-described embodiment

According to the coil block of the utility model embodiment, the main part of the electromagnetic heating coil is in the same plane It extends spirally, the induction coil extends in the plane inside spin parallel with the main part.

According to the coil block of the utility model embodiment further include: fixing seat, the fixed seating add in the electromagnetism The lower section of heat coil, the induction coil are installed on the fixing seat.

Further, the fixing seat is plate structure, and the induction coil is set to described in the direction of the plate structure One side surface of electromagnetic heating coil.

Further, the middle part of the fixing seat is equipped with through-hole, and the induction coil has a first end and a second end, described First end is located at the edge of the through-hole, and the first lead-out wire being connected with the first end passes through the through-hole from the fixing seat Lower section draw, the second end is set to the edge of the fixing seat, and the second lead-out wire being connected with the second end is from described It draws at the edge of fixing seat.

In some embodiments of the utility model, the coil block further include: energy storage device, the energy storage device connect It is connected in the circuit where the induction coil, to store the electric energy that the induction coil generates.

Further, the energy storage device is rechargeable battery.

Some embodiments according to the present utility model, the coil block further include: energy-consuming device, the energy-consuming device connect It is connected in the circuit where the induction coil, to consume the electric energy that the induction coil generates.

Optionally, the energy-consuming device is heating resistor or radiator fan.

In some embodiments of the utility model, the edge of the circuit board of the coil block is equipped with notch, the sense Coil is answered to extend in the notch.

Electromagnetic oven according to the utility model embodiment includes the coil block according to the utility model embodiment.

The additional aspect and advantage of the utility model will be set forth in part in the description, partially will be from following description In become obvious, or recognized by the practice of the utility model.

Detailed description of the invention

The above-mentioned and/or additional aspect and advantage of the utility model from the description of the embodiment in conjunction with the following figures will Become obvious and be readily appreciated that, in which:

Fig. 1 is the top view according to the partial structurtes of the coil block of the utility model embodiment；

Fig. 2 is the main view of the partial structurtes of structure shown in Fig. 1；

Fig. 3 is the top view of structure shown in Fig. 2, wherein not including electromagnetic heating coil；

Fig. 4 is the right view of structure shown in Fig. 2, wherein not including electromagnetic heating coil；

Fig. 5 is the structural schematic diagram according to the circuit board of the coil block of the utility model embodiment.

Appended drawing reference:

Coil block 100；

Electromagnetic heating coil 10；Coil brace 11；

Induction coil 20；First end 201；Second end 202；First lead-out wire 21；Second lead-out wire 22；

Fixing seat 30；Through-hole 301；

Energy storage device 40；

Energy-consuming device 50；

Circuit board 60；Notch 601.

Specific embodiment

The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings.Below by The embodiment being described with reference to the drawings is exemplary, it is intended to for explaining the utility model, and should not be understood as practical new to this The limitation of type, those skilled in the art can be to these in the case where not departing from the principles of the present invention and objective Embodiment carries out a variety of change, modification, replacement and modification, and the scope of the utility model is defined by the claims and their equivalents.

In the description of the present invention, it should be understood that term " center ", " length ", " width ", " thickness ", The orientation of the instructions such as "upper", "lower", "vertical", "horizontal", "top", "bottom", "inner", "outside", " axial direction ", " radial direction ", " circumferential direction " Or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model and simplification is retouched It states, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, Therefore it should not be understood as limiting the present invention.In addition, defining " first ", the feature of " second " can be expressed or hidden It include one or more of the features containing ground.In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is Two or more.

Below with reference to Fig. 1-Fig. 5 description according to the coil block 100 of the utility model embodiment.

Shown in referring to Figures 1 and 2, the coil block 100 according to the utility model embodiment may include: electromagnetic heating line Circle 10 and induction coil 20.

Specifically, electromagnetic heating coil 10 can produce alternating electromagnetic field after being powered, when pot body is placed in alternating electromagnetic field When interior, pot body cutting magnetic line makes the iron molecule high-speed motion of pot body itself and collision friction produces to generate countless small vortex Heat amount can directly heat the intracorporal food of pot, and heat foods are more uniform.

Optionally, coil block 100 can also include coil brace 11, and electromagnetic heating coil 10 can be set to coil brace On 11, coil brace 11 can be limited electromagnetic heating coil 10, and electromagnetic heating coil 10 and coil brace 11 form line Disk is enclosed, coil panel is convenient for disassembly and assembly, and alternating electromagnetic field distribution can be made more uniform.

In the related art, the bottom of the coil panel of electromagnetic oven has the leakage of part electromagnetic field, is easy to appear electromagnetic oven The case where bottom generates heat, influences the service life of electromagnetic oven, and will affect the normal work of the electronic equipment around electromagnetic oven, It is serious or even will affect human health.

And in the present invention, coil block 100 has the induction coil 20 incuded to alternating electromagnetic field, induction coil 20 are connected to circuit, and induction coil 20 is located at the lower section of electromagnetic heating coil 10, in the embodiment including coil brace 11 In, induction coil 20 can be set to the lower section of coil panel.

In alternating electromagnetic field, induction coil 20 can generate the resistance magnetic field of resistance alternating electromagnetic field, revolt the magnetic in magnetic field The magnetic direction of field direction and alternating electromagnetic field is on the contrary, the downside of electromagnetic heating coil 10 can be offset to the alternation electricity of external radiation Magnetic field reduces or eliminates the electromagnetic leakage of the bottom of coil block 100, to reduce the complete machine electromagnetism spoke of coil block 100 It penetrates, improves the EMC Electro Magnetic Compatibility and EMI electromagnetic interference performance of coil block 100, while preventing the bottom of coil block 100 Portion's fever, effectively increases the service life of coil block 100.

There is induction coil 20 according to the coil block 100 of the utility model embodiment, induction coil 20 passes through electromagnetism sense Resistance magnetic field should be generated, the electromagnetic leakage of coil block 100 can be effectively reduced, reduce coil block 100 to ambient electron The influence of equipment and human health, and prevent coil block 100 there is a situation where bottom fever, improve coil block 100 quality and the market competitiveness.

According to the utility model further embodiment, the outside of the lateral circle surface of electromagnetic heating coil 10 can also be equipped with sense Answer coil 20, induction coil 20 can reduce the outside electromagnetic radiation of lateral circle surface of electromagnetic heating coil 10, further decrease line The complete machine electromagnetic radiation of coil assembly 100, electromagnetic leakage effect are more preferable.

In some embodiments of the utility model, as shown in figures 1 and 3, the main part of electromagnetic heating coil 10 can To extend spirally in the same plane, the alternating electromagnetic field for generating electromagnetic heating coil 10 is more uniform, and then electromagnetic heating The phenomenon that pot body generation heat of 10 top of coil is also more uniform, prevents hot-spot, food cooking temperature controls more Accurately, be conducive to improve the mouthfeel of food.

In addition, induction coil 20 can extend in the plane inside spin parallel with main part, as a result, in main part institute In the alternating electromagnetic field of generation, the development length of induction coil 20 is longer, and magnetic flux area is bigger, the resistance that induction coil 20 generates Magnetic field strength is also bigger, and the effect for resisting the alternating electromagnetic field of electromagnetic heating coil 10 is also just more preferable.

It should be noted that the shape that induction coil 20 extends spirally includes but is not limited to circle shown in Fig. 3, with In the parallel plane of main part, induction coil 20 can also extend spirally ovalisation, rectangular, polygon etc., this is ok Increase the magnetic flux area of induction coil 20, to improve electromagnetic leakage effect.

Some embodiments according to the present utility model, as shown in figs 2-4, coil block 100 can also include fixing seat 30, fixing seat 30 can be located at the lower section of electromagnetic heating coil 10, and induction coil 20 can be installed on fixing seat 30, to induction The position of coil 20 is fixed, and prevents induction coil 20 from the intensity in dislocation and influence resistance magnetic field occurs, and then influences to reduce The effect of electromagnetic leakage.

In the present invention, optionally, it can be spaced between the two adjacent rings coil of the induction coil 20 extended spirally Opening preset distance or induction coil 20 may include insulating layer, to prevent that short circuit occurs between adjacent windings.In addition, optional Ground, fixing seat 30 can be made of insulating materials such as plastics, can further prevent induction coil 20 that short circuit occurs.

Further, as shown in Fig. 2, fixing seat 30 can be plate structure, induction coil 20 can be set to plate structure The side surface towards electromagnetic heating coil 10.The fixation of induction coil 20 not only may be implemented as a result, but also can reduce coil The thickness of component 100 along the vertical direction, keeps coil block 100 more frivolous, appearance is more beautiful.

It should be noted that the utility model the fixed form of fixing seat 30 and induction coil 20 is not done it is specifically limited, Only need to meet 20 firm installation of induction coil in the requirement of fixing seat 30.For example, in some embodiments, fixing seat 30 It can be adhesively fixed by insulating cement with induction coil 20, fixed form is simple.For another example in further embodiments, it is fixed Fixed groove can be equipped on seat 30, induction coil 20 can be embedded in fixed groove, and 20 limit effect of induction coil is more preferable.Again For example, being also provided with buckle in fixing seat 30, induction coil 20 can be clamped with fixing seat 30 to be connected, and fixation is stronger. Certainly, induction coil 20 can also be installed on fixing seat 30 by least two modes in the modes such as bonding, insertion, clamping, This is within the protection scope of the utility model.

According to the utility model further embodiment, as shown in figure 3, induction coil 20 can have 201 He of first end Second end 202, wherein first end 201 can be connected with the first lead-out wire 21, and second end 202 can be with 22 phase of the second lead-out wire Even, the first lead-out wire 21 and the second lead-out wire 22 can be connected with other components or the first lead-out wire 21 and second is drawn Line 22 is connected directly, so that induction coil 20 can connect in closed circuit.

Further, with continued reference to shown in Fig. 3, the middle part of fixing seat 30 can be equipped with through-hole 301, and first end 201 can be with It is located at the edge of through-hole 301, second end 202 can be set to the edge of fixing seat 30, and the first lead-out wire 21 can pass through through-hole 301 It is drawn from the lower section of fixing seat 30, makes to be spaced apart between the first lead-out wire 21 and induction coil 20 by fixing seat 30, second draws Outlet 22 can be drawn from the edge of fixing seat 30, and the second lead-out wire 22 is connected with 20 second end 202 of induction coil.As a result, may be used Make induction coil 20 that short circuit occur to prevent the first lead-out wire 21 and the second lead-out wire 22 from directly contacting with induction coil 20, ties Structure design is more reasonable.

Some embodiments according to the present utility model, as Figure 1-Figure 4, coil block 100 can also include energy consumption dress 50 are set, energy-consuming device 50 can connect in the circuit where induction coil 20.Energy-consuming device 50 can consume the line of induction as a result, The electric energy that circle 20 generates, rapidly depletes the electric energy in circuit, to greatly promote the resistance alternation of induction coil 20 The ability of electromagnetic field.

Further, in the present invention, energy-consuming device 50 can need flexible setting according to the actual situation, for example, Energy-consuming device 50 can be heating resistor, and heating resistor can convert thermal energy for the electric energy that induction coil 20 generates, and power consumption is fast, And structure is simple.Energy-consuming device 50 can also be the components such as radiator fan, lighting apparatus, display screen, to make full use of induction The electric energy that coil 20 generates, not only can be improved the effect of electromagnetic leakage, but also advantageously reduce energy consumption, had been more energy-saving and environmentally friendly.

Some embodiments according to the present utility model, as Figure 1-Figure 4, coil block 100 can also include that energy storage fills Set 40, energy storage device 40 can connect in the circuit where induction coil 20, when induction coil 20 is in the work of alternating electromagnetic field When with lower generation induced current, energy storage device 40 can store the electric energy of the generation of induction coil 20, and electric energy is stored up without using immediately The electric energy deposited reuses in the case where can needing afterwards, not only energy conservation and environmental protection, but also easy to use.

Here, energy storage device 40 can be rechargeable battery, such as lithium battery etc., rechargeable battery can be recycled for multiple times, The service life is longer for energy storage device 40.

Certainly, coil block 100 can also include energy storage device 40 and energy-consuming device 50 simultaneously, what induction coil 20 generated Electric energy can directly feed consumer 50, reduce electric energy loss, and electric energy can also first be stored in energy storage device 40, energy storage device The electric energy of 40 storages can be used further to power to energy-consuming device 50, or supply coil block 100, with energy saving.

In some embodiments of the utility model, as shown in Figure 1 and Figure 5, the edge of the circuit board 60 of coil block 100 It can be equipped with notch 601, induction coil 20 can extend in notch 601.That is, the edge of circuit board 60 is located at the line of induction The side of circle 20, can not only further decrease the thickness of coil block 100, but also be conducive to reduce 100 horizontal direction of coil block Size, rationally utilize space.

It should be noted that in the present invention, induction coil 20 extends in notch 601, can be part extend to it is recessed It lacks in 601, is also possible to extend to completely in notch 601.In addition, the shape at the edge of notch 601 do not do it is specifically limited, for example, In the embodiment as shown in fig.5, the edge of notch 601 extends into arc line shaped, and in further embodiments, notch 601 A part that edge can also extend into the edge of fold-line-shaped or notch 601 extends into arc line shaped, and another part extends into folding Linear or linear, it is only necessary to which requirement in notch 601 can be extended to by meeting induction coil 20.

And in the embodiment for including fixing seat 30, fixing seat 30 can also extend in notch 601.It is including energy storage device 40 perhaps energy storage device 40 or energy-consuming device 50 can be set to circuit board 60 in the embodiment of energy-consuming device 50.

Electromagnetic oven according to the utility model embodiment includes the coil block 100 according to the utility model embodiment.By In there is above-mentioned beneficial technical effect according to the coil block 100 of the utility model embodiment, therefore according to the utility model Electromagnetic leakage can be effectively reduced in the electromagnetic oven of embodiment, reduces the influence to ambient electronics and human health, and And electromagnetic oven can be prevented there is a situation where bottom fever, improve the quality and the market competitiveness of electromagnetic oven.

It is constituted and is operated for this field according to other of the electromagnetic oven of the utility model embodiment and coil block 100 Those of ordinary skill for be it is known, be not described in detail herein.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary, It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition The concrete meaning of language in the present invention.

In the description of this specification, the description of reference term " embodiment ", " specific embodiment " " example " etc. means to tie Close at least one reality that the embodiment or example particular features, structures, materials, or characteristics described are contained in the utility model It applies in example or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment or show Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples Do not interfering, can be combined with each other in an appropriate manner in reconcilable situation.

Claims (11)

1. a kind of coil block characterized by comprising

Electromagnetic heating coil, the electromagnetic heating coil, which is powered, generates alternating electromagnetic field；

To the induction coil of alternating electromagnetic field induction, the induction coil is connected in circuit and is located at the electromagnetic heating The lower section of coil, the induction coil are suitable for generating the resistance magnetic field for revolting the alternating electromagnetic field.

2. coil block according to claim 1, which is characterized in that the main part of the electromagnetic heating coil is same Plane inside spin extends, and the induction coil extends in the plane inside spin parallel with the main part.

3. coil block according to claim 1, which is characterized in that further include:

Fixing seat, the fixed seating are installed on the fixing seat in the lower section of the electromagnetic heating coil, the induction coil.

4. coil block according to claim 3, which is characterized in that the fixing seat is plate structure, the line of induction Circle is set to the side surface towards the electromagnetic heating coil of the plate structure.

5. coil block according to claim 4, which is characterized in that the middle part of the fixing seat is equipped with through-hole, the sense Coil is answered to have a first end and a second end, the first end is located at the edge of the through-hole, first to be connected with the first end Lead-out wire passes through the through-hole and draws from the lower section of the fixing seat, and the second end is set to the edge of the fixing seat, with institute The second connected lead-out wire of second end is stated to draw from the edge of the fixing seat.

6. coil block according to claim 1, which is characterized in that further include:

Energy storage device, the energy storage device are connected in the circuit where the induction coil, are produced with storing the induction coil Raw electric energy.

7. coil block according to claim 6, which is characterized in that the energy storage device is rechargeable battery.

8. coil block according to claim 1, which is characterized in that further include:

Energy-consuming device, the energy-consuming device are connected in the circuit where the induction coil, are produced with consuming the induction coil Raw electric energy.

9. coil block according to claim 8, which is characterized in that the energy-consuming device is heating resistor or radiation air Fan.

10. coil block according to claim 1, which is characterized in that the edge of the circuit board of the coil block is equipped with Notch, the induction coil extend in the notch.

11. a kind of electromagnetic oven, which is characterized in that including coil block according to claim 1 to 10.