CN208859660U - Electromagnetic oven - Google Patents

Abstract

The utility model provides an induction cooker, which comprises a bottom shell (1), a coil panel (3), a circuit board assembly (4), a heat radiation fan (5) and a panel (2) covered on the bottom shell (1); the bottom shell (1) comprises a bottom cover (11) and an upper cover (12) located on the bottom cover (11), the bottom shell (1) and the panel (2) jointly enclose a cavity capable of containing the coil panel (3), the circuit board assembly (4) and the heat dissipation fan (5), an air inlet hole (10) is formed in the bottom shell (1), a fixing structure (6) is arranged on the upper cover (12), the heat dissipation fan (5) is fixed on the upper cover (12) through the fixing structure (6), and the fixing structure (6) is bonded with the panel (2), so that the heat dissipation efficiency of the induction cooker is improved.

Description

Electromagnetic oven

Technical field

The utility model relates to field of home appliance technology more particularly to a kind of electromagnetic ovens.

Background technique

Electromagnetic oven have many advantages, such as heating quickly, the flames of anger, safe ready, it is more and more popular with consumers and recognize It can.

Electromagnetic oven specifically includes that the panel that bottom case, coil panel, circuit board assemblies, cooling fan and lid are located on bottom case； Wherein, bottom case includes bottom cover and the upper cover on bottom cover；Bottom case and panel surround jointly can accommodate coil panel, circuit board group The cavity of part and cooling fan.In electromagnetic oven work, coil panel and circuit board assemblies etc. are main heater element, heat dissipation Blower is used to radiate for heater element, and the cooling wind outside electromagnetic oven enters under the action of cooling fan from the air inlet hole of bottom case Into electromagnetism furnace chamber.Wherein, cooling fan is mounted on bottom cover, that is, the position of the correspondence cooling fan of bottom cover needs to be arranged For fixing the components of cooling fan.

However, since the position of the correspondence cooling fan of bottom cover needs to be arranged components for fixing cooling fan, zero Component can cause gear to set air inlet to a certain extent, influence intake and intake velocity, the radiating efficiency of electromagnetic oven is caused to drop It is low.

Utility model content

In order to solve the problems, such as at least one mentioned in background technique, the utility model provides a kind of electromagnetic oven, Neng Gouti The radiating efficiency of high electromagnetic oven.

To achieve the goals above, the utility model provides a kind of electromagnetic oven, including bottom case, coil panel, circuit board assemblies, The panel that cooling fan and lid are located on the bottom case；The bottom case includes bottom cover and the upper cover on the bottom cover, The bottom case and the panel surround the sky that can accommodate the coil panel, the circuit board assemblies and the cooling fan jointly Chamber has air inlet hole on the bottom case, and fixed structure is provided on the upper lid, and the cooling fan passes through the fixed structure It fixes on the cover, and the fixed structure is Nian Jie with the panel.

The electromagnetic oven of the utility model, by the way that fixed structure is arranged on upper lid, entire cooling fan passes through the fixed knot Structure is installed on the upper cover, since the fixed structure for fixing entire cooling fan is entirely located in upper lid, pair of bottom cover Answer cooling fan that no setting is required for position is any for fixing the fixed structure of cooling fan, thus can avoid fixed structure into Wind causes gear to set, and improves intake and intake velocity, so that the heat dissipation of electromagnetic oven internal heat generation element is faster, improves electromagnetic oven Radiating efficiency.Meanwhile fixed structure is Nian Jie with panel, the stability of fixed structure is improved, and then improve radiation air The stability of machine, upper cover and panel entirety can avoid cooling fan and generate shaking at work, ensure that heat dissipation effect, reduces Noise.

Optionally, the fixed structure includes the first connecting portion of setting on the cover.

Optionally, the position of the first connecting portion is corresponded on the cooling fan, and be provided with can be with the first connecting portion Match the second connecting portion of connection.

By the mutual cooperation of the second connecting portion in the first connecting portion and cooling fan on fixed structure, can will dissipate Air-heater is fixed on lid.

Optionally, the fixed structure includes: the linking arm extended towards the inside of the upper cover, the first connecting portion It is arranged on the linking arm；

The lower surface bonds of the linking arm and the panel.

By the way that the linking arm towards extension on the inside of upper cover is arranged, so that the fixation to cooling fan is more convenient, and fixed It is more convenient when structure is Nian Jie with panel.

Optionally, the linking arm is plate.

By setting plate for linking arm, while guaranteeing effectively fixed to cooling fan, reduces linking arm and exist Occupied space on electromagnetic oven cavity heights.

Optionally, the linking arm is column.

Optionally, the linking arm and the upper cover are integrally formed.

To make overall structural strength and stability more convenient, and that improve upper cover and fixed structure in this way.

Optionally, the linking arm at least two, at least two linking arms are arranged at intervals on the upper lid；

At least one described first connecting portion is provided on each linking arm.

By setting at least two for linking arm, multiple positions of cooling fan can be fixed, be further increased The fixed reliability and stability of cooling fan, reduce noise.

Optionally, the linking arm is two, two connections that two linking arms are formed on the cooling fan Line between point passes through the geometric center of the cooling fan.

Setting in this way is so that two tie points are corresponding in the center of gravity two sides of cooling fan, so that cooling fan is more steady, Shaking when cooling fan being avoided to work, reduces noise.

Optionally, the glue groove offered on one side for accommodating adhesive towards the panel of the linking arm, it is described The lower surface bonds that linking arm passes through the adhesive and the panel.

In connection, adhesive is clicked and entered or injected into glue groove, adhesive is thus prevented arbitrarily to flow, it is easier to control Adhesive dosage.

Optionally, the extending direction of the glue groove is consistent with the extending direction of the linking arm.

Make adhesive effect more preferable in this way.

Optionally, the one side of the linking arm connecting with the panel is plane.

The contact area between linking arm and panel can be increased in this way, it is easier to be bonded, and adhesive effect is more preferable.

Optionally, the either flush of the one side being connect with the panel and the upper cover of the linking arm.

In this way setting realize fixed structure it is Nian Jie with panel while, will not influence combined between panel and upper cover it is tight Close property.

Optionally, the first connecting portion includes the first screw hole, and the second connecting portion includes and first screw hole pair The second screw hole answered, the cooling fan are fixed on by the fastener being threaded through in first screw hole and second screw hole On the upper lid.

In connection, it is directed at the first screw hole on fixed structure with the second screw hole on cooling fan, then by wearing The fastener being located in screw hole can link together cooling fan and fixed structure, easy to connect and reliable.

Optionally, one of them of the first connecting portion and the second connecting portion are buckle, the first connecting portion Another one with the second connecting portion are can be with the card slot or card hole of the buckle snap-fit.

In connection, will buckle perhaps card hole is aligned then buckle is caught in card slot or card hole with card slot, Ji Keshi The fixation of existing cooling fan and fixed structure.

Optionally, at least partly described air inlet hole is provided on the side wall of the close cooling fan of the bottom case；With/ Or, at least partly described air inlet hole is provided on the bottom wall of the bottom cover.

The construction of the utility model and its other purposes and beneficial effect will be in conjunction with the accompanying drawings to preferred realities Apply the description of example and more obvious and easy to understand.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is Some embodiments of the utility model, for those of ordinary skill in the art, in the premise of not making the creative labor property Under, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is the detonation configuration figure for the electromagnetic oven that an embodiment of the present invention provides；

Fig. 2 is the internal structure top view for the electromagnetic oven that an embodiment of the present invention provides；

Fig. 3 is the upper cover for the electromagnetic oven that an embodiment of the present invention provides and the structural schematic diagram of cooling fan；

Fig. 4 is the structural schematic diagram of the upper cover for the electromagnetic oven that an embodiment of the present invention provides；

Fig. 5 is the schematic enlarged-scale view in Fig. 4 at I；

Fig. 6 is the overlooking structure figure of the bottom cover for the electromagnetic oven that an embodiment of the present invention provides.

Description of symbols:

1-bottom case；

11-bottom covers；

12-upper covers；

10-air inlet holes；

14-exhaust vents；

2-panels；

3-coil panels；

4-circuit board assemblies；

41-circuit boards；

42-radiators；

5-cooling fans；

50-second connecting portions；

6-fixed structures；

60-linking arms；

61-first connecting portions；

62-glue grooves；

621-gluing slots；

622-excessive glue grooves.

Specific embodiment

It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to The range of the utility model protection.

Fig. 1 is the detonation configuration figure for the electromagnetic oven that an embodiment of the present invention provides.Fig. 2 is the implementation of the utility model one The internal structure top view for the electromagnetic oven that example provides.Fig. 3 be the upper cover of electromagnetic oven that an embodiment of the present invention provides and The structural schematic diagram of cooling fan.Fig. 4 is the structural schematic diagram of the upper cover for the electromagnetic oven that an embodiment of the present invention provides.Figure 5 be the schematic enlarged-scale view at I in Fig. 4.Fig. 6 is the plan structure of the bottom cover for the electromagnetic oven that an embodiment of the present invention provides Figure.Referring to figs. 1 to shown in Fig. 6, the present embodiment provides a kind of electromagnetic ovens.

The electromagnetic oven includes: bottom case 1, coil panel 3, circuit board assemblies 4, cooling fan 5 and panel 2.Wherein, panel 2 Lid is located at the top of bottom case 1.Bottom case 1 is specific can include: bottom cover 11 and the upper cover 12 on bottom cover 11.Bottom case 1 and panel 2 The cavity that can accommodate coil panel 3, circuit board assemblies 4 and cooling fan 5 etc. is surrounded jointly.Wherein, panel 2 specifically can be glass Glass panel, is also possible to ceramic panel.Panel 2 can be specifically bonded in upper cover 12, wherein can be opened up in the top surface of upper cover 12 Panel 2 is bonded in upper cover 12 by glue groove by the adhesive in glue groove.Certainly, panel 2 can also be connected in upper cover 12.

In the present embodiment, bottom cover 11 is specially cavity body structure, that is, bottom cover 11 includes bottom wall and surrounds in bottom wall circumferential direction The side wall upwardly extended, the side wall of bottom cover 11 is formed as the side wall of bottom case 1, and upper cover 12 is specially frame shape lid, and the lid of upper cover 12 is set At the top of bottom cover 11.

In other implementations, being also possible to bottom cover 11 includes bottom wall, and upper cover 12 has the side wall extended downwardly, on The side wall of lid 12 is formed as at least partly side wall of bottom case 1.Alternatively, it is also possible that upper cover 12 specifically may include middle lid and position Upper cover body on middle lid, upper cover body can be frame shape lid, and middle lid may include being extended downwardly by the edge of upper cover body Side wall, the side wall of middle lid are formed as at least partly side wall of bottom case 1.

Wherein, coil panel 3 and circuit board assemblies 4 are electrically connected, and coil panel 3 specifically includes: coil plate rail and being wound around coil Coil on plate rail.Specifically can be, on coil plate rail have coiling partition, enameled wire along coiling partition winding, thus Coil is formed on coil plate rail.

When being cooked using electromagnetic oven, the cookware for being loaded with food materials is placed on panel 2, is powered to electromagnetic oven, this The electric current of Shi Huiyou high frequency is by the coil on coil panel 3, so that countless closed magnetic field forces are generated, magnetic force line cutting cookware, Countless small vortex are generated in the bottom surface of cookware, to heat to cookware.Since the magnetic line of force that coil energization generates is up and down It is two-way, in order to make the magnetic line of force be gathered in 3 top of coil panel as far as possible, that is, it is directed only to cookware, it, can be with to improve heating efficiency In the bottom of coil plate rail, magnetic stripe is set, magnetic stripe can be matched with the shape of coil plate rail, be guided by magnetic stripe to the magnetic line of force, The magnetic line of force is set to be gathered in 3 top of coil panel.

When electromagnetic oven works, coil panel 3 and circuit board assemblies 4 are main heater element, a large amount of heat can be generated, if hot Amount cannot distribute in time, will lead to coil panel 3 and 4 temperature rise of circuit board assemblies is excessively high, influence the normal use of electromagnetic oven.Cause This, radiates to heater elements such as coil panel 3 and circuit board assemblies 4 by cooling fan 5.

Wherein, there is air inlet hole 10 and exhaust vent 14, work of the cooling wind outside electromagnetic oven in cooling fan 5 on bottom case 1 Entering under from the air inlet hole 10 of bottom case 1, cooling wind blows to coil panel 3 and circuit board assemblies 4 under the action of cooling fan 5, Cooling wind takes away the heat on coil panel 3 and circuit board assemblies 4, then from the blowout of exhaust vent 14 on bottom case 1 to electromagnetic oven It is external.

In the present embodiment, cooling fan 5 specifically can be centrifugal blower.Certainly, in other implementations, radiation air Machine 5 is also possible to axial flow blower, and the utility model is not construed as limiting this, as long as can provide to coil panel 3 and circuit board assemblies 4 Cooling wind radiates to coil panel 3 and circuit board assemblies 4.

Circuit board assemblies 4 are specific can include: circuit board 41 and the radiator 42 on circuit board 41.It is set on circuit board 41 There is electronic component, electronic component is specific can include: insulated gate bipolar transistor (insulated-gate-bipolar Transistor, abbreviation IGBT), the elements such as bridge heap.It is radiated by radiator 42 to circuit board 41, to improve circuit board 41 Radiating efficiency.The heat that electronic component on circuit board 41 issues when working quickly is transferred to radiator 42, cooling fan 5 The cooling wind of blowout takes away the heat of radiator 42, to radiate to circuit board assemblies 4.

Wherein, cooling fan 5 is normally at the side of coil panel 3.In the prior art, cooling fan is specifically fixed on bottom On the bottom cover of shell, the position of the correspondence cooling fan of bottom cover needs that the components for fixing cooling fan are arranged, due to existing The components for fixing cooling fan of technology are arranged in bottom cover, and components can cause to keep off to air inlet to a certain extent If influencing intake and intake velocity.In order to solve this problem, the electromagnetic oven of the present embodiment, it is solid by being arranged in upper cover 12 Determine structure 6, cooling fan 5 is fixed in upper cover 12 by the fixed structure 6 in upper cover 12.

That is, being arranged the fixed structure 6 for being used to fix cooling fan 5 in upper cover 12, that is, entire cooling fan 5 are mounted in upper cover 12 by the fixed structure 6 of upper cover 12, all due to the fixed structure 6 for fixing entire cooling fan 5 In upper cover 12, therefore that no setting is required for the position 100 of the correspondence cooling fan 5 of bottom cover 11 is any for fixing cooling fan 5 Fixed structure 6, cause gear to set to can avoid 6 pairs of fixed structure air inlet, intake and intake velocity improved, so that electromagnetism The heat dissipation of furnace internal heat generation element faster, improves the radiating efficiency of electromagnetic oven.

Wherein, fixed structure 6 is Nian Jie with panel 2, improves the stability of fixed structure 6, and then improves cooling fan 5, the stability of 2 entirety of upper cover 12 and panel, can avoid cooling fan 5 and generates shaking at work, ensure that heat dissipation effect.

Electromagnetic oven provided in this embodiment, by the way that fixed structure 6 is arranged in upper cover 12, entire cooling fan 5 is by being somebody's turn to do Fixed structure 6 is mounted in upper cover 12, since the fixed structure 6 for fixing entire cooling fan 5 is entirely located in upper cover 12, Therefore the correspondence cooling fan 5 of bottom cover 11 that no setting is required for position 100 is any for fixing the fixed structure 6 of cooling fan 5, from And can avoid 6 pairs of air inlets of fixed structure and gear is caused to set, intake and intake velocity are improved, so that electromagnetic oven internal heat generation element Heat dissipation faster, improves the radiating efficiency of electromagnetic oven.Meanwhile fixed structure 6 is be bonded with panel 2, improve fixed structure 6 Stability, and then the stability of 2 entirety of cooling fan 5, upper cover 12 and panel is improved, it can avoid cooling fan 5 at work Shaking is generated, heat dissipation effect is ensure that, reduces noise.

In the present embodiment, fixed structure 6 is specific can include: the first connecting portion 61 in upper cover 12 is arranged in.Radiation air Machine 5 is fixed in upper cover 12 by the first connecting portion 61.

When specific implementation, the position of first connecting portion 61 is corresponded on the cooling fan 5 of the present embodiment, and be provided with can be with first The second connecting portion 50 of the matching connection of interconnecting piece 61, is realized by the interaction of first connecting portion 61 and second connecting portion 50 and is dissipated Fixation between air-heater 5 and upper cover 12.It should be noted that can not also be set on cooling fan 5 in other implementations Second connecting portion 50 is set, only cooling fan 5 is fixed in upper cover 12 by first connecting portion 61, for example, first connecting portion 61 It may include specifically clip, clip is stuck in the periphery of cooling fan 5, thus on the basis for not influencing 5 air inlet and the outlet of cooling fan On, the fixation to cooling fan 5 is realized, at this point it is possible to which the top surface of clip is be bonded with panel 2.

Referring to figs. 1 to shown in Fig. 5, in the present embodiment, fixed structure 6 is specifically included: being extended towards the inside of upper cover 12 Linking arm 60, first connecting portion 61 is specifically located on the linking arm 60.Wherein, the specific following table with panel 2 of linking arm 60 Face bonding.By being arranged towards the linking arm 60 extended on the inside of upper cover 12, so that it is more convenient to the fixation of cooling fan 5, and It is more convenient when fixed structure 6 is Nian Jie with panel 2.For example, linking arm 60 extends towards the top of cooling fan 5, first connecting portion 61 are arranged in the lower surface of linking arm 60, and the upper surface of linking arm 60 is Nian Jie with panel 2.

It should be noted that the entire upper surface that can be linking arm 60 is Nian Jie with panel 2, it is also possible to portion of upper surface It is Nian Jie with panel 2.

In the present embodiment, linking arm 60 is specifically as follows plate, that is, linking arm 60 is specially connecting plate, connecting plate One end is connect with upper cover 12, and the other end of connecting plate is towards extending on the inside of upper cover 12.By setting plate for linking arm 60, While guaranteeing effectively fixed to cooling fan 5, occupied space of the linking arm 60 on electromagnetic oven cavity heights is reduced, and just It is bonding with panel 2 in linking arm 60.Certainly, in other implementations, linking arm 60 or column are same to can be achieved Fixation to cooling fan 5.

More preferred, linking arm 60 can be integrally formed with upper cover 12, for example, upper cover 12 is plastic cover, in production When lid 12, integrated injection molding forms linking arm 60 in upper cover 12.Setting is so that total production is more convenient, and improves in this way The overall structural strength and stability of upper cover 12 and fixed structure 6.

In a kind of feasible implementation of the present embodiment, first connecting portion 61 can specifically include the first screw hole.Phase Ying Di, second connecting portion 50 include the second screw hole corresponding with the first screw hole, and cooling fan 5 is by being threaded through the first screw hole and Fastener in two screw holes is fixed in upper cover 12.

Referring to figs. 1 to shown in Fig. 5, in the present embodiment, first connecting portion 61, which specifically includes, to be arranged on linking arm 60 Stud offers the first screw hole on stud.In connection, stud is aligned with the second screw hole on cooling fan 5, is then passed through The two is fixed together by the fastener being threaded through in the first screw hole and the second screw hole.It is easy to connect and reliable.

Wherein, fastener specifically can be screw, be also possible to Primary-secondary rivet, be also possible to bolt.It is of course also possible to not Stud is set, but directly opens up the first screw hole on linking arm 60.

In another feasible implementation, one of them of first connecting portion 61 and second connecting portion 50 are buckle, The another one of first connecting portion 61 and second connecting portion 50 are can be with the card slot or card hole of the buckle snap-fit.Than Such as, the buckle extended downwardly is provided on linking arm 60, the position of corresponding buckle is provided with card hole or card on cooling fan 5 Slot, to pass through buckle and card slot or the cooperation realization cooling fan 5 of card hole and being reliably fixed for upper cover 12.

Certainly, in other implementations, fixed structure 6 can not also include linking arm 60, but straight in upper cover 12 Setting first connecting portion 61 is connect, for example, first connecting portion 61 is the hook that the inner edge of upper cover 12 is arranged in, the side of cooling fan 5 The card slot that can cooperate with hook or card hole are provided on edge.At this point, not influencing the hook situation fixed with cooling fan 5 Under, keep the part of hook Nian Jie with panel 2.

Wherein, linking arm 60 can be set at least two, at least two linking arms 60 are arranged at intervals in upper cover 12, often At least one first connecting portion 61 is provided on a linking arm 60.By setting at least two for linking arm 60, in this way may be used Multiple positions of cooling fan 5 are fixed, the fixed reliability and stability of cooling fan 5 is further improved, can subtract Small noise.Wherein, for each linking arm 60, one of first connecting portion 61 on the linking arm 60 can be made to be arranged One end of 12 connecting pin of separate upper cover of linking arm 60 is arranged in the end of the linking arm 60.

When linking arm 60 is at least two, lower surface bonds of each linking arm 60 with panel 2 can be made, can also only be made A portion linking arm 60 is Nian Jie with panel 2.For example, linking arm 60 be three when, can make three linking arms 60 with panel 2 Bonding, can also make one of them or two of them Nian Jie with panel 2.

With continued reference to Fig. 1 to Fig. 5, in the present embodiment, linking arm 60 is specially two, the end difference of each linking arm 60 It is provided with a stud, one of linking arm 60 extends to the side of cooling fan 5, and another one linking arm 60 extends to The other side of cooling fan 5.Wherein, the end positioned at the linking arm 60 in left side can be along the outer case bending of cooling fan 5, with suitable The profile of cooling fan 5, more convenient connection are answered, and makes total more beautiful.

Specifically, referring to Fig. 2, the company between two tie points that two linking arms 60 can be made to be formed on cooling fan 5 Line passes through the geometric center of cooling fan 5.Tie point herein can be understood as the first connecting portion 61 on linking arm 60 and dissipate The link position of corresponding second connecting portion 50 on air-heater 5.Setting is so that two tie points are corresponding in cooling fan 5 in this way Center of gravity two sides, so that cooling fan 5 is more steady, shaking when cooling fan 5 being avoided to work reduces noise.

It should be noted that multiple first connecting portions 61 also can be set on a linking arm 60, for example, multiple first connect Socket part 61 is intervally arranged along the extending direction of linking arm 60, and correspondingly, second connecting portion 50 and first on cooling fan 5 connect Socket part 61 corresponds.The particular number of first connecting portion 61 can be according to the specific development length of linking arm 60 and actual demand Etc. being set.

Wherein, cooling fan 5 specifically may include fan body and Fan casing, and second connecting portion 50 specifically may be provided at wind On casing, for example, opening up screw hole on Fan casing, Fan casing includes upper shell wall and lower shell wall, is corresponded on upper shell wall and lower shell wall Screw hole is offered, the stud on linking arm 60 sequentially passes through the screw hole on shell wall and lower shell wall, then connects by fastener. Alternatively, having the lug outwardly protruded on the outer wall of Fan casing, second connecting portion 50 is specifically located on lug.

In the present embodiment, linking arm 60 is Nian Jie with panel 2 especially by adhesive.When specific implementation, it can connect Arm 60 opens up glue groove 62 towards panel 2 on one side, can accommodate adhesive in glue groove 62, is bonded linking arm 60 by adhesive In the lower surface of panel 2, to improve the overall stability of upper cover 12, fixed structure 6, cooling fan 5, panel 2.Wherein, Glue groove 62 on linking arm 60 can be connected to the glue groove in upper cover 12.When specific connection, clicks and enters or inject into glue groove 62 Adhesive thus prevents adhesive arbitrarily to flow, adhesive dosage easier to control.Adhesive specifically can be silicone adhesive, when So, it is also possible to silica gel, the utility model is not construed as limiting the material of adhesive, as long as high temperature resistant and can have preferable viscous Property.

In other implementations, part connection can also be cohered by molding between linking arm 60 and panel 2, for example connect The upper and lower surfaces of contact pin, connection sheet all have viscosity.

In the present embodiment, glue groove 62 specifically includes: gluing slot 621 and at least side for being provided with gluing slot 621 Excessive glue groove 622.When specific installation, then panel 2 is placed in upper cover 12, makes to connect by dispensing or injecting glue into gluing slot 621 Arm 60 is bonded in 2 lower surface of panel.If adhesive is overflowed from gluing slot 621, at least due to gluing slot 621 in bonding Side has excessive glue groove 622, and therefore, excessive adhesive can enter in excessive glue groove 622, thus prevent excessive adhesive It arbitrarily flows and the other component in electromagnetism furnace chamber is impacted.

Referring to Fig. 5, excessive glue groove 622 is specially two, and two excessive glue grooves 622 are located at the two sides of gluing slot 621.This reality The glue groove 62 for applying example is specially strip groove, and certainly, in other implementations, glue groove 62 also may include multiple is intervally arranged Circular trough or elliptical slot etc..

Wherein, the extending direction of glue groove 62 can be consistent with the extending direction of linking arm 60, so that adhesive effect is more preferable. Specifically, the one side plane connecting with panel 2 that can make linking arm 60, can increase between linking arm 60 and panel 2 in this way Contact area, it is easier to be bonded, and adhesive effect is more preferable.

Since panel 2 is connected to the top of upper cover 12, more preferably, one connect with panel 2 of linking arm 60 can be made The either flush in face and upper cover 12, in this way while realizing that fixed structure 6 and panel 2 are reliable Nian Jie, will not influence panel 2 and The compactness combined between upper cover 12.

In the present embodiment, air inlet hole 10 is specifically provided on the side wall of bottom case 1, that is, it is provided on the side wall of bottom cover 11, Cooling wind outside electromagnetic oven enters in electromagnetism furnace chamber under the action of cooling fan 5 from the side wall of bottom cover 11, then blows To heater elements such as coil panel 3, circuit board assemblies 4, since the fixed structure 6 for fixing cooling fan 5 is arranged in upper cover 12 On, therefore will not influence air inlet.

In other implementations, when bottom cover 11 includes bottom wall, and upper cover 12 has the side wall that extends downwardly, upper cover 12 Side wall is formed as at least partly side wall of bottom case 1, when air inlet hole 10 is specifically provided on the side wall of bottom case 1, in that case, Be provided with fixed structure 6 in above-mentioned upper cover 12 to refer specifically to: the top of upper cover 12 is provided with fixed structure 6, that is, for solid The top of upper cover 12 is arranged in the fixed structure 6 for determining cooling fan 5, and is not arranged on the side wall of upper cover 12, thus will not Gear is caused to set air inlet.

Alternatively, it is also possible to which air inlet hole 10 is provided on the bottom wall of bottom cover 11, that is, the position of the correspondence cooling fan 5 of bottom case 1 It sets on 100 bottom wall.Cooling wind enters in electromagnetism furnace chamber from the air inlet hole 10 of the bottom wall of bottom cover 11 in this way, due to for solid The fixed structure 6 for determining cooling fan 5 is arranged in upper cover 12, therefore gear will not be caused to set to air inlet.

Alternatively, opening up air inlet hole 10 on the bottom wall of bottom cover 11 and the side wall of bottom case 1.

Wherein, air inlet hole 10 may include multiple apertures, and aperture can be circular hole, elliptical aperture, polygonal hole etc., the tool of aperture Body quantity and arrangement mode the utility model are not construed as limiting this, and the shapes and sizes of multiple apertures can be identical, can also not Together, it can specifically be set according to actual needs.

In the present embodiment, the exhaust vent 14 on bottom case 1 is specifically provided on the side wall of separate cooling fan 5 of bottom case 1, It can avoid the case where cooling wind entered in electromagnetic oven is directly blown out from exhaust vent 14 in this way.Certainly, exhaust vent 14 It can be set on the bottom wall of bottom case 1.Alternatively, opening up exhaust vent 14 on the bottom wall and side wall of bottom case 1.Exhaust vent 14 can wrap Multiple apertures are included, aperture can be circular hole, elliptical aperture, polygonal hole etc., and the particular number and arrangement mode sheet of aperture are practical new Type is not construed as limiting this, and the shapes and sizes of multiple apertures may be the same or different, and can specifically carry out according to actual needs Setting.

Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new The range of each embodiment technical solution of type.

Claims (11)

1. a kind of electromagnetic oven, including bottom case (1), coil panel (3), circuit board assemblies (4), cooling fan (5) and lid are located at institute State the panel (2) on bottom case (1)；The bottom case (1) include bottom cover (11) and be located at the bottom cover (11) on upper cover (12), The bottom case (1) and the panel (2) surround jointly can accommodate the coil panel (3), circuit board assemblies (4) and described The cavity of cooling fan (5) has air inlet hole (10) on the bottom case (1), which is characterized in that be provided on the upper cover (12) Fixed structure (6), the cooling fan (5) is fixed on the upper cover (12) by the fixed structure (6), and the fixation Structure (6) is Nian Jie with the panel (2).

2. electromagnetic oven according to claim 1, which is characterized in that the fixed structure (6) includes being arranged in the upper cover (12) first connecting portion (61) on.

3. electromagnetic oven according to claim 2, which is characterized in that correspond to first connection on the cooling fan (5) The position in portion (61) is provided with the second connecting portion (50) that connection can be matched with the first connecting portion (61).

4. electromagnetic oven according to claim 2 or 3, which is characterized in that the fixed structure (6) includes: towards on described The linking arm (60) that the inside of (12) extends is covered, the first connecting portion (61) is arranged on the linking arm (60)；

The lower surface bonds of the linking arm (60) and the panel (2).

5. electromagnetic oven according to claim 4, which is characterized in that the linking arm (60) is plate；Alternatively, the connection Arm (60) is column；

The linking arm (60) and the upper cover (12) are integrally formed.

6. electromagnetic oven according to claim 4, which is characterized in that the linking arm (60) at least two, at least two The linking arm (60) is arranged at intervals on the upper cover (12)；

At least one described first connecting portion (61) is provided on each linking arm (60).

7. electromagnetic oven according to claim 6, which is characterized in that the linking arm (60) is two, two connections The line between two tie points that arm (60) is formed on the cooling fan (5) passes through the geometry of the cooling fan (5) Center.

8. electromagnetic oven according to claim 4, which is characterized in that the linking arm (60) towards the panel (2) The glue groove (62) for accommodating adhesive is offered on one side, and the linking arm (60) passes through the adhesive and the panel (2) Lower surface bonds；

The extending direction of the glue groove (62) is consistent with the extending direction of the linking arm (60).

9. electromagnetic oven according to claim 4, which is characterized in that the linking arm (60) connect with the panel (2) One side be plane；

The either flush of the one side being connect with the panel (2) and the upper cover (12) of the linking arm (60).

10. electromagnetic oven according to claim 3, which is characterized in that the first connecting portion (61) includes the first screw hole, institute Stating second connecting portion (50) includes the second screw hole corresponding with first screw hole, and the cooling fan (5) is by being threaded through The fastener in the first screw hole and second screw hole is stated to be fixed on the upper cover (12)；

Alternatively, one of them of the first connecting portion (61) and the second connecting portion (50) are buckle, first connection The another one of portion (61) and the second connecting portion (50) are can be with the card slot or card hole of the buckle snap-fit.

11. electromagnetic oven according to any one of claims 1 to 3, which is characterized in that at least partly described air inlet hole (10) is opened It is located on the side wall of close cooling fan (5) of the bottom case (1)；

And/or at least partly described air inlet hole (10) is provided on the bottom wall of the bottom cover (11).