CN210951426U - Electromagnetic oven - Google Patents

Abstract

The utility model provides an induction cooker, which comprises a bottom shell (1), a coil panel (2), a power panel (31), a display panel (33), a heat radiation fan (4) and a panel (10); the coil panel (2), the power panel (31), the display panel (33) and the heat dissipation fan (4) are positioned in an accommodating cavity enclosed by the bottom shell (1) and the panel (10); the air inlet hole and the air outlet hole are formed in the bottom shell (1), the bottom shell (1) comprises a lower cover (11) and an upper cover (12), and the display panel (33) and the power panel (31) are fixed on the upper cover (12), so that the display panel and the power panel can be prevented from being affected with water to damp or being out of order to a certain extent.

Description

Electromagnetic oven

Technical Field

The utility model relates to the technical field of household appliances, especially, relate to an induction cooker.

Background

The electromagnetic oven has the advantages of quick heating, no open fire, no smoke, safety, convenience and the like, and is more and more favored and accepted by consumers.

The electromagnetism stove mainly includes: the coil panel is arranged in an inner cavity of the bottom shell, and the coil panel is arranged on the bottom shell. The heat dissipation fan is used for dissipating heat of heating elements such as the coil panel and the power panel, and the bottom shell is provided with an air inlet hole and an air outlet hole. The bottom shell comprises a lower cover and an upper cover connected above the lower cover. Wherein, parts such as coil panel, power strip, display panel and cooling fan all are fixed on the lower cover. During assembly, the components are first installed in the lower cover, and then the upper cover is connected to the lower cover.

However, if there is soup on the panel of the induction cooker, the soup will flow downward along the outer wall of the upper cover and flow into the bottom case from the joint of the upper cover and the lower cover, and the soup will gather in the lower cover under the action of gravity, so that the components fixed on the lower cover, especially the display panel and the power panel provided with electronic components, are easily affected by the accumulated water in the lower cover to damp or malfunction, and the normal use of the induction cooker is affected.

SUMMERY OF THE UTILITY MODEL

In order to solve at least one problem mentioned in the background art, the utility model provides an induction cooker can avoid display panel and power strip to meet water and wet or the condition of breaking down to a certain extent to appear.

In order to achieve the above object, the present invention provides an electromagnetic oven, which comprises a bottom case, a coil panel, a power panel, a display panel, a heat dissipation fan and a panel covering the bottom case; the coil panel, the power panel, the display panel and the heat dissipation fan are positioned in an accommodating cavity formed by enclosing the bottom shell and the panel; the bottom shell is provided with an air inlet and an air outlet, the bottom shell comprises a lower cover and an upper cover connected above the lower cover, and the display panel and the power panel are fixed on the upper cover.

The utility model discloses an induction cooker is through fixing display panel and power strip on covering to increased the height at display panel and power strip place, promptly, increased the distance of display panel and power strip apart from the bottom surface of lower cover, even the lower cover cohesion has water, display panel and power strip also are difficult for contacting water, avoid display panel and power strip to meet the condition appearance that wets or damage to a certain extent, carried out the protection to a certain extent to display panel and power strip. Moreover, when the air inlet and the air outlet are arranged on the lower cover, the display panel and the power panel are fixed on the upper cover, namely, the lower cover is not required to be provided with a fixing part for fixing the display panel and the power panel, so that the interference of the fixing part arranged on the lower cover on air inlet and/or air outlet is avoided, the smoothness of cooling air flow in the bottom shell is improved, and the heat dissipation effect is further improved.

Optionally, a bracket is arranged on the upper cover, and the power panel is fixed on the upper cover through the bracket.

Therefore, the power panel is more convenient to install.

Optionally, the display panel is fixed on the upper cover through the bracket;

the power panel is fixed on one side of the support, and the display panel is fixed on the other side of the support, which is far away from the power panel.

The distance between the power panel and the display panel is shortened by arranging the power panel and the display panel back to back, so that the display panel and the power panel are more conveniently connected; and when the assembly, can install power strip and display panel on the support earlier, then will install this integral erection of power strip and display panel on the support again to it is more convenient to make the assembly.

Optionally, the coil panel is fixed to the upper cover.

Because the coil panel is electrically connected with the power panel, the power panel is fixed on the upper cover, if the coil panel is fixed on the lower cover, in order to ensure that the lead of the coil panel can be connected to the power panel, the lead of the coil panel is generally reserved to be longer, however, the overlong lead can interfere with other components in the bottom shell after the upper cover and the lower cover are covered together, for example, the overlong lead can interfere with the fan blade of the heat dissipation fan, so that the fan blade can not normally rotate. Through fixing the coil panel on the upper cover for the connection between coil panel and the power strip is more convenient, and the overlength that the lead wire need not to keep avoids upper cover and lower cover lid to close the interference risk problem of back pencil.

Optionally, the heat dissipation fan is fixed on the upper cover;

or the coil panel is fixed on the upper cover, and the heat radiation fan is fixed on the disk frame of the coil panel;

or, the upper cover is provided with a bracket which can be used for installing the power panel and/or the display panel, and the heat dissipation fan is fixed on the bracket.

Because radiator fan is connected with the power strip electricity, the power strip is fixed and is covered last, if fix radiator fan on the lower cover, in order to guarantee that radiator fan's fan line can be connected to the power strip, generally reserve longer with the fan line, nevertheless overlength fan line can be in the same place back at upper cover and lower cover, causes the interference to other parts in the drain pan, for example, overlength fan line can interfere radiator fan's flabellum, leads to the flabellum can not normally rotate. Through fixing radiator fan on covering or fixing on other parts that are located the upper cover for be connected between radiator fan and the power strip more convenient, and the fan line need not the overlength of keeping, avoid upper cover and lower cover lid to close the interference risk problem of back pencil.

Optionally, a positioning structure for fixing a power line of the induction cooker is arranged on the upper cover;

the positioning structure comprises a limiting groove or a limiting hole through which the power line can pass.

Because the power panel is fixed on the upper cover, the power line electrically connected with the power panel is fixed in the upper cover by arranging the positioning structure for fixing the power panel on the upper cover, so that the connection and wiring are more convenient, and the power line is prevented from being fixed on the lower cover to cause interference to other components.

Optionally, the upper cover has a side wall extending towards the lower cover, the side wall of the upper cover is formed as at least a partial side wall of the bottom case, and the display area of the induction cooker is located on a front side wall of the upper cover facing a user;

the display panel is correspondingly arranged on the front side wall of the upper cover.

The operation is more convenient by arranging the display area and the display panel on the front side wall of the upper cover.

Optionally, a projection of the outer edge of the lower end face of the upper cover in the vertical direction is located outside the outer edge of the upper end face of the lower cover.

If like this if there is water from the panel or when flowing down from the upper cover top, water can directly drop to electromagnetism stove place mesa from the outer fringe of the lower terminal surface of upper cover under the action of gravity on, makes water can not flow to the cooperation department of upper cover and lower cover, and water more can not enter into to the drain pan in, has improved the water-proof effects of electromagnetism stove.

Optionally, the coil disc is a concave coil disc, and the panel is a concave panel.

Optionally, the heat dissipation fan is located between the power supply board and the coil panel.

Optionally, at least part of the power panel is located between the air inlet hole and the air inlet surface of the heat dissipation fan, and the coil panel is located on the air outlet side of the heat dissipation fan.

Through making radiator fan be located between power strip and the coil panel, make at least partial power strip be located between fresh air inlet and radiator fan's the air inlet face, the coil panel is located radiator fan's air-out side, makes like this that the cooling air that gets into from the fresh air inlet at first passes through the power strip, reachs radiator fan department, and the cooling air blows to the coil panel under radiator fan's effect, and staggered floor and the less scheme in clearance between the two compares from top to bottom with prior art's coil panel and power strip, the utility model discloses so set up when guaranteeing to the power strip heat dissipation, guaranteed the amount of wind that blows to the coil panel, improved the radiating effect of coil panel, and set up still to a certain extent the height that has reduced the electromagnetism stove fuselage as above, make the electromagnetism stove can be towards frivolousization development.

Optionally, the exhaust vent includes first exhaust vent and keeps away from the second exhaust vent of first exhaust vent, at least part the fresh air inlet is close to the cooling fan setting, the power strip is located cooling fan's air-out face with between the first exhaust vent, the coil panel is located cooling fan's air-out face with between the second exhaust vent.

The heat dissipation fan is arranged between the power panel and the coil panel, the air outlets are arranged into the first air outlet and the second air outlet, the second air outlet is far away from the first air outlet, at least part of the power panel is positioned between the air outlet surface of the heat dissipation fan and the first air outlet, the coil panel is positioned between the air outlet surface of the heat dissipation fan and the second air outlet, so that one part of cooling air blown out from the heat dissipation fan is blown to the power panel, the cooling air takes away the heat of the power panel, hot air is blown out from the first air outlet, meanwhile, the other part of the cooling air blown out from the heat dissipation fan is blown to the coil panel, the cooling air takes away the heat of the coil panel, and the hot air is blown out from the second air outlet, thereby ensuring the air quantity of the cooling air blown to the coil panel and the power panel, avoiding the heat superposition of the power panel and the coil panel, and reducing the heat radiation between the power panel and the coil panel, the heat dissipation of the power panel and the coil panel are not affected, so that the heat dissipation effect of the power panel and the coil panel is improved; compared with the scheme that the coil panel and the power panel are arranged in a staggered manner in the prior art, the height of the induction cooker body is reduced to a certain extent by the arrangement, so that the induction cooker can be developed towards light and thin.

Optionally, the power board is obliquely arranged on the upper cover, so that the power board is close to the heat dissipation fan and/or the coil panel.

Through setting up the power strip slope, not only can save the space in the drain pan, avoid the electromagnetism stove to do too big, make the power strip apart from the distance of discrete air heater nearer moreover to improve the radiating effect of power strip, in addition, when the power strip is located between the inlet opening and cooling blower's the air inlet face, through setting up the power strip slope, make the cooling air who gets into from the inlet opening blow through from the power strip as much as possible, make the wind-force of blowing to the power strip more concentrated, further improved the radiating effect of power strip. When the power panel is located between the first air outlet and the air outlet face of the heat dissipation fan, the power panel is obliquely arranged, so that cooling air blown out of the fan face of the heat dissipation fan can more pass through the power panel and then be blown out of the first air outlet, and the heat dissipation effect of the power panel is improved.

Optionally, the power panel is provided with a heat sink, and the heat sink is arranged close to the heat dissipation fan.

The heat that the electronic component during operation on the power strip sent transmits for the fin, dispels the heat through the fin, is close to radiator fan with the fin setting for the amount of wind of the cooling air through the fin is more, and wind-force is more concentrated, makes the fin obtain better radiating effect, and then has improved the radiating effect of power strip.

Alternatively, a front side wall of the upper cover facing a user is obliquely disposed so that the bottom chassis is formed in a structure having a small top and a large bottom, and the power supply board and the display panel are fixed to the front side wall of the upper cover.

Can reduce the volume of drain pan like this, improve the uniqueness and the aesthetic feeling of electromagnetism stove outward appearance, convenience of customers operates, when the power strip sets up on the preceding lateral wall of upper cover, can make the power strip more be close to cooling fan moreover, and make the cooling wind that gets into from the fresh air inlet can be more through the power strip, improves the radiating effect of power strip.

The construction of the present invention and other objects and advantages thereof will be more apparent from the following description of the preferred embodiments taken in conjunction with the accompanying drawings.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a perspective view of a bottom structure of an induction cooker according to an embodiment of the present invention;

FIG. 2 is a sectional view taken along line A-A of FIG. 1;

FIG. 3 is a sectional view taken along line B-B of FIG. 1;

fig. 4 is an exploded view of an induction cooker according to an embodiment of the present invention;

fig. 5 is a schematic view of an internal structure of an upper cover of an induction cooker according to an embodiment of the present invention;

fig. 6 is a cross-sectional view of another structure of an induction cooker according to an embodiment of the present invention.

Description of reference numerals:

1-a bottom shell;

10-a panel;

11-a lower cover;

12-upper cover;

13-operating a knob;

101-a support ring;

111-a first side wall;

112-a second side wall;

113-a third sidewall;

114-a fourth side wall;

110-air inlet holes;

120-air outlet holes;

121-a first air outlet;

122-a second air outlet;

2-a coil disc;

31-a power panel;

32-a heat sink;

30-a scaffold;

33-a display panel;

4-a heat radiation fan.

100-a positioning structure;

20. 40-stud.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Example one

Fig. 1 is a perspective view of a bottom structure of an induction cooker according to an embodiment of the present invention; FIG. 2 is a sectional view taken along line A-A of FIG. 1; FIG. 3 is a sectional view taken along line B-B of FIG. 1; fig. 4 is an exploded view of an induction cooker according to an embodiment of the present invention; fig. 5 is a schematic view of an internal structure of an upper cover of an induction cooker according to an embodiment of the present invention. Referring to fig. 1 to 5, the present embodiment provides an induction cooker.

The induction cooker may specifically include: bottom shell 1, panel 10, coil panel 2, power supply board 31, cooling fan 4 and display panel 33. Wherein, the panel 10 is covered on the top of the bottom case 1. The bottom case 1 may specifically include a lower cover 11 and an upper cover 12 connected above the lower cover 11. An air inlet and an air outlet are arranged on the bottom shell 1. The coil panel 2, the power panel 31, the display panel 33 and the heat dissipation fan 4 are located in an accommodating cavity enclosed by the bottom case 1 and the panel 10.

The panel 10 may be a ceramic panel or a glass panel, and the material of the panel 10 is not limited in the present invention. Wherein, the edge of panel 10 can also set up lock ring 101, and lock ring 101 specifically can be the steel ring, supports the pan through lock ring 101, and lock ring 101 can carry out effective protection to the edge of panel 10, can reduce the transmission of the temperature of pan to panel 10 to a certain extent moreover. The display panel 33 may be provided with a key, an indicator light, and/or other operation and/or display devices. Specifically, the bottom case 1 has an operation knob 13 thereon, and the electromagnetic oven can be turned on or off or function selection can be performed by the operation knob 13. The operation knob 13 may be replaced with a touch key.

The coil panel 2 may specifically include a panel frame and a coil wound on the panel frame, wherein the coil is electrically connected to the power supply board 31. The heat dissipation fan 4 is used for dissipating heat of the coil panel 2, the power board 31, and the like, and the heat dissipation fan 4 is electrically connected to the power board 31. When the induction cooker is used for cooking, a pot filled with food materials is placed on the panel 10, the induction cooker is electrified, namely, high-frequency current flows through the coils on the coil panel 2, and generated magnetic lines cut the pot, so that countless small eddy currents are formed on the bottom surface of the pot, and the pot is heated.

In the electromagnetic oven in the prior art, the display panel and the power supply board which are provided with the electronic elements are both fixed on the lower cover, and if soup exists on the panel of the electromagnetic oven, the soup can flow downwards along the outer wall of the upper cover and flows into the bottom shell from the joint of the upper cover and the lower cover, and the soup is gathered in the lower cover under the action of gravity, so that all parts fixed on the lower cover, particularly the display panel and the power supply board which are provided with the electronic elements, are easy to contact with accumulated water in the lower cover to damp or break down, and the normal use of the electromagnetic oven is influenced. Based on this, in the present embodiment, the display panel 33 and the power supply panel 31 are fixed on the upper cover 12.

That is, by fixing the display panel 33 and the power supply board 31 to the upper cover 12, the height of the display panel 33 and the power supply board 31 is increased, that is, the distance between the display panel 33 and the power supply board 31 and the bottom surface of the lower cover 11 is increased, even if water is accumulated in the lower cover 11, the display panel 33 and the power supply board 31 are not easily contacted with the water, and the display panel 33 and the power supply board 31 are protected to some extent by preventing the display panel 33 and the power supply board 31 from being affected by moisture or being damaged when they are contacted with the water.

In addition, if the air inlet and the air outlet on the bottom case 1 are formed on the lower cover 11, the display panel 33 and the power board 31 are fixed on the upper cover 12, that is, no fixing member for fixing the display panel 33 and the power board 31 is required to be arranged on the lower cover 11, so that interference of the fixing member arranged on the lower cover 11 on inlet air and/or outlet air is avoided, smoothness of cooling air flow in the bottom case 1 is improved, and further, the heat dissipation effect is improved.

The display panel 33 and the power panel 31 may be fixed on the upper cover 12 by a screw connection or by a snap connection, but the present invention is not limited thereto.

Referring to fig. 2 or 3, in the present embodiment, the upper cover 12 has a side wall extending toward the lower cover 11, and the side wall of the upper cover 12 is formed as at least a part of the side wall of the bottom case 1. Wherein, the display area of the induction cooker can be arranged on the front side wall of the upper cover 12 facing the user, namely the side wall facing the user during cooking. Wherein, the display panel 33 is correspondingly disposed on the front sidewall of the upper cover 12. By providing the display area on the front side wall of the upper cover 12 facing the user, the operation is made more convenient.

Specifically, referring to fig. 3, the projection of the outer edge of the lower end surface of the upper cover 12 in the vertical direction may be located outside the outer edge of the upper end surface of the lower cover 11. If water flows down from the top of the upper cover 12 or from the top of the panel 10, the water directly falls onto the table top of the induction cooker from the outer edge of the lower end surface of the upper cover 12 under the action of gravity, so that the water cannot flow towards the matching part of the upper cover 12 and the lower cover 11, the water cannot enter the bottom case 1, and the waterproof effect of the induction cooker is improved.

In the present embodiment, the coil disk 2 is embodied as a concave-concave coil disk, and the panel 10 is embodied as a concave-concave panel. That is, the induction cooker of the present embodiment may be a concave induction cooker. Of course, the induction cooker may also be a planar induction cooker, i.e., the coil panel is a planar coil panel and the panel is a flat plate.

Specifically, a bracket 30 may be provided on the upper cover 12, and the power supply board 31 is fixed on the upper cover 12 by the bracket 30. That is, when mounting, the power supply board 31 is fixed to the bracket 30, and the bracket 30 to which the power supply board 31 is mounted is fixed to the upper cover 12. This makes the installation of the power supply board 31 more convenient.

The display panel 33 may be fixed to the upper cover 12 by the bracket 30. Specifically, the power supply board 31 is fixed to one side of the bracket 30, and the display board 33 is fixed to the other side of the bracket 30 facing away from the power supply board 31. That is, by disposing the power supply board 31 and the display panel 33 back-to-back, the distance between them is shortened, making the connection of the display panel 33 and the power supply board 31 more convenient; moreover, during assembly, the power supply board 31 and the display board 33 can be firstly installed on the bracket 30, and then the whole body provided with the power supply board 31 and the display board 33 is installed on the bracket 30, so that the assembly is more convenient. Of course, in other implementations, the display panel 33 may be directly attached to the upper cover 12.

Specifically, the power panel 31 may be fixed on the bracket 30 by a screw connection or a snap connection, the display panel 33 may be fixed on the bracket 30 by a screw connection or a snap connection, and the bracket 30 may be fixed on the upper cover 12 by a snap connection or a screw connection, the present invention is not limited to the connection between the bracket 30 and the upper cover 12, the connection between the power panel 31 and the bracket 30, and the connection between the display panel 33 and the bracket 30.

Further, the coil disk 2 is also fixed to the upper cover 12. Because the coil panel 2 is electrically connected to the power board 31, the power board 31 is fixed on the upper cover 12, if the coil panel is fixed on the lower cover, in order to ensure that the lead of the coil panel can be connected to the power board, the lead of the coil panel is generally reserved to be longer, however, the overlong lead may interfere with other components in the bottom case after the upper cover and the lower cover are covered together, for example, the overlong lead may interfere with the fan blade of the heat dissipation fan, so that the fan blade may not normally rotate. Through all fixing coil panel 2 and power strip 31 on upper cover 12 for be connected between coil panel 2 and the power strip 31 more convenient, the overlength that the lead wire need not to keep avoids upper cover 12 and 11 lid to close the problem existence of back pencil interference.

Wherein, a temperature measuring device can be arranged in the bottom shell 1 and can be used for detecting the temperature of the cookware placed on the panel 10. Exemplarily, temperature measuring device specifically can laminate in the bottom surface of panel 10, detects the temperature of pan promptly indirectly, and the temperature of pan passes through panel 10 and transmits to temperature measuring device, and temperature measuring device transmits the temperature signal who detects to power strip 31 to the temperature that makes the electromagnetism stove detect according to temperature measuring device realizes accurate accuse temperature to the pan. Wherein, the temperature measuring device can be connected on the coil panel 2 or the upper cover 12.

The cooling fan 4 may comprise a fan support and fan blades located on the fan support. The heat radiation fan 4 can be an axial flow fan, and is low in cost and good in heat radiation effect.

The radiator fan 4 may be fixed to the upper cover 12. The heat dissipation fan 4 is fixed to the upper cover 12, and it is understood that the heat dissipation fan 4 is directly connected to the upper cover 12, or the heat dissipation fan 4 is connected to other components fixed to the upper cover 12, and is thus fixed to the upper cover 12.

Because the heat dissipation fan 4 is electrically connected with the power board 31, the power board 31 is fixed on the upper cover 12, if the heat dissipation fan 4 is fixed on the lower cover 11, in order to ensure that the fan line of the heat dissipation fan 4 can be connected to the power board 31, the fan line is generally reserved to be long, however, the overlong fan line interferes with other components in the bottom case 1 after the upper cover 12 and the lower cover 11 are covered together, for example, the overlong fan line interferes with the fan blade of the heat dissipation fan 4, so that the fan blade cannot normally rotate. Through fixing cooling fan 4 on upper cover 12 or on being located the other parts of upper cover 12 for it is more convenient to be connected between cooling fan 4 and the power strip 31, and the fan line need not to stay the overlength, does not have the interference risk problem of pencil after upper cover 12 and lower cover 11 lid close.

Referring to fig. 1 to 4, in one possible implementation, the coil panel 2 is fixed on the upper cover 12, and the heat dissipation fan 4 is fixed on the tray frame of the coil panel 2, that is, the coil panel 2 and the heat dissipation fan 4 are both located on the upper cover 12. During specific implementation, a screw hole is formed in the disc frame of the coil disc 2, a stud is arranged at a position, corresponding to the screw hole of the coil disc 2, of the upper cover 12, and the coil disc 2 is connected with the upper cover 12 through a screw penetrating through the screw hole and the stud. Of course, the coil disc 2 may also be connected to the upper cover 12 by a snap-fit connection, for example, the coil disc 2 may have a snap hole on the tray frame, and the upper cover 12 may have a snap fit that can be snapped into the snap hole. When the cooling fan 4 is connected to the coil panel 2, specifically, a screw hole is formed in the tray frame of the coil panel 2, a screw hole is formed in the fan bracket of the cooling fan 4, and the cooling fan 4 is connected to the coil panel 2 through screws penetrating through the two corresponding screw holes. Of course, the heat dissipation fan 4 can also be connected to the disk rack of the coil disk 2 by the way of clamping, the utility model discloses the connection mode to coil disk 2 and upper cover 12, heat dissipation fan 4 and coil disk 2 is not limited to this.

In another possible implementation manner, the heat dissipation fan 4 is directly connected to the upper cover 12, as shown in fig. 5, a stud 40 is disposed on the upper cover 12, correspondingly, a screw hole corresponding to the stud 40 is disposed on a fan bracket of the heat dissipation fan 4, and the heat dissipation fan 4 is fixed on the upper cover 12 through a screw penetrating through the screw hole and the stud 40. Of course, the heat dissipation fan 4 may also be connected to the upper cover 12 by a snap-fit manner. With continued reference to fig. 5, the upper cover 12 is provided with a stud 20, the coil panel 2 is provided with a screw hole, and the coil panel 2 is fixed on the upper cover 12 by a screw inserted into the screw hole and the stud 20.

In addition, the cooling fan 4 may be fixed to the bracket 30. Can be through bolted connection between cooling fan 4 and the support 30, also can be connected through modes such as buckle, the utility model discloses do not be limited to this.

Referring to fig. 5, in this embodiment, a positioning structure 100 for fixing a power line of the induction cooker is further disposed on the upper cover 12, and the positioning structure 100 specifically includes a limiting groove or a limiting hole through which the power line can pass. Because the power panel 31 is fixed on the upper cover 12, the power line electrically connected with the power panel 31 is fixed in the upper cover 12 by arranging the positioning structure 100 for fixing the power line on the upper cover 12, so that the connection and routing are more convenient, and the power line 31 is prevented from being fixed on the lower cover 11 to interfere with other components. For example, a plurality of limiting grooves are arranged on the inner side of the upper cover 12 at intervals along the circumferential direction of the upper cover 12, the power line can sequentially pass through the limiting grooves, and the end portion of the power board extends out of the induction cooker from one of the limiting grooves of the upper cover 12 to be connected with an external power supply to supply power to the induction cooker. The limiting groove or the limiting hole can only allow a power line to pass through, and can also play a role in clamping the power line, so that the power line cannot be disorderly strung.

That is to say, in this embodiment, coil panel 2, cooling fan 4, power strip 31, display panel 33, power cord in drain pan 1 all assemble on upper cover 12, when the installation, all fix these parts on upper cover 12 earlier to convenient assembly and arrangement pencil, after the assembly is accomplished, last only need to close lower cover 11 lid on upper cover 12 can, each pencil need not the overlength of reserving, thereby does not have upper cover 12 and lower cover 11 lid and closes the interference risk problem of back pencil.

Wherein, can pass through the screw connection between upper cover 12 and the lower cover 11, also can be connected through the mode of block, for example, have first buckle on upper cover 12, have the second buckle on the lower cover 11, upper cover 12 and lower cover 11 butt joint back, first buckle and the matching block of second buckle to link together upper cover 12 and lower cover 11. The present invention is not limited to the specific connection manner of the upper cover 12 and the lower cover 11.

In the present embodiment, the heat dissipation fan 4 is located between the power supply board 31 and the coil disk 2. It should be noted that the heat dissipation fan 4 in this embodiment is located between the power board 31 and the coil panel 2, and the heat dissipation fan 4, the power board 31 and the coil panel 2 are not arranged in a triangle.

Referring to fig. 1 to 4, at least a portion of the power board 31 is located between the air inlet opening 110 and the air inlet surface of the heat dissipation fan 4, and the coil panel 2 is located on the air outlet side of the heat dissipation fan 4.

That is to say, when the electromagnetic oven works, cooling air outside the electromagnetic oven enters the bottom case 1 from the air inlet hole 110 under the action of the heat dissipation fan 4, because at least part of the power panel 31 is located between the air inlet hole 110 and the air inlet surface of the heat dissipation fan 4, at least part of the cooling air entering from the air inlet hole 110 passes through the power panel 31 first, heat of the power panel 31 is taken away, and then reaches the position of the heat dissipation fan 4 under the action of the heat dissipation fan 4, the cooling air is blown out from the air outlet surface of the heat dissipation fan 4, because the coil panel 2 is located at the air outlet side of the heat dissipation fan 4, the cooling air blown out from the air outlet surface of the heat dissipation fan 4 is blown towards the coil panel 2, so that the amount of the cooling air blown towards the coil panel 2 is larger, the heat dissipation effect of the coil panel 2 is improved, the cooling air takes away heat of the coil panel 2, and then hot air.

In this embodiment, although the cooling air passes through the power supply board 31 before reaching the coil panel 2, the coil panel 2 has a higher temperature resistance than the power supply board 31, and therefore, if the amount of air blown to the coil panel 2 is ensured to be larger and the wind force is more concentrated, the heat radiation effect of the coil panel 2 is ensured.

By positioning the heat dissipation fan 4 between the power panel 31 and the coil panel 2, at least part of the power panel 31 is positioned between the air inlet holes 110 and the air inlet surface of the heat dissipation fan 4, and the coil panel 2 is positioned on the air outlet side of the heat dissipation fan 4, so that cooling air entering from the air inlet holes 110 firstly passes through the power panel 31 and reaches the heat dissipation fan 4, and the cooling air blows towards the coil panel 2 under the action of the heat dissipation fan, thereby increasing the air volume blowing towards the coil panel 2, improving the heat dissipation effect of the coil panel 2, and simultaneously ensuring the heat dissipation of the power panel 31; compare with the scheme that the staggered floor set up about prior art coil panel and power strip, the utility model discloses as above set up still to a certain extent reduced the height of electromagnetism stove fuselage, make the electromagnetism stove can move towards frivolous development.

In this implementation, at least part of the air inlet openings 110 opens at the bottom of the front side wall of the bottom shell 1 facing the user and/or at the bottom wall of the bottom shell 1 close to the front side wall. The front side wall is the side wall facing the user when the user cooks. Illustratively, in the present embodiment, the side wall of the upper cover 12 and the side wall of the lower cover 11 together form a side wall of the bottom case 1.

In the present embodiment, the air inlet holes 110 may be formed in the lower cover 11, for example, in the bottom of the front side wall of the lower cover 11 facing the user and the bottom wall near the front side wall. Of course, the side walls of the upper cover 12 and the lower cover 11 may be provided with air inlet holes 110.

The air inlet holes 110 are arranged close to a user, so that the user can conveniently observe whether the air inlet holes 110 are blocked or not, and normal air inlet of the induction cooker is ensured. In addition, because the air inlet holes 110 are arranged close to the front side of the induction cooker, a pot placed on the induction cooker panel 10 is far away from the air inlet holes 110, even if the phenomenon of overflowing the pot occurs, soup overflowing from the pot is not easy to flow into the inner cavity of the bottom shell 1 from the air inlet holes 110, so that the devices in the induction cooker are effectively protected to a certain extent, and unsafe accidents are avoided.

Preferably, at least part of the air outlet opening 120 is formed in a side wall of the bottom case 1 opposite to the front side wall and/or in a bottom wall of the bottom case 1 remote from the air inlet opening 110. In the present embodiment, the air outlet 120 is specifically formed on the lower cover 11. That is to say, in this implementation, at least part of the air inlet 110 is opened on the bottom of the front side wall of the bottom case 1 and/or on the bottom wall close to the front side wall, and at least part of the air outlet 120 is opened on the rear side wall opposite to the front side wall and/or on the bottom wall close to the rear side wall, so that the whole electromagnetic oven is formed into a front air inlet and rear air outlet structure, so that the whole flow direction of the air duct of the electromagnetic oven is from the front to the rear in the inner cavity of the bottom case 1, the flow direction of the air duct is approximately in a straight line, the pressure loss of the curved duct of the air flow is reduced, a large air pressure is formed in the electromagnetic oven, the air volume blown to the heating element is more concentrated, the air speed is.

When at least part of the air inlet holes 110 and the air outlet holes 120 are formed in the lower cover 11, the display panel 33, the power panel 31, the coil panel 2 and the heat dissipation fan 4 in the bottom case 1 are all fixed on the upper cover 12, and fixing parts for fixing the parts are not required to be arranged on the lower cover 11, so that interference of the arranged fixing parts on air inlet and/or air outlet can be avoided, the smoothness of cooling air flow of the bottom case 1 is ensured, and the heat dissipation effect is improved.

Referring to fig. 2, in the present embodiment, the heat dissipation fan 4 may be obliquely disposed in the bottom case 1, so that the air outlet surface of the heat dissipation fan 4 faces the lower surface of the coil panel 2. Through setting up cooling fan 4 slope, not only can save the space in the drain pan 1, make the cooling air that blows off from cooling fan 4's air-out face directly blow to coil panel 2's lower surface simultaneously, further improved the radiating effect to coil panel 2.

Preferably, the power supply board 31 is disposed on the upper cover 12 in an inclined manner so that the power supply board 31 is close to the heat dissipation fan 4 and/or the coil panel 2. Through setting up power strip 31 slope, not only can save the space in the drain pan 1, avoid the electromagnetism stove to do too big, make power strip 31 nearer apart from cooling fan 4's distance moreover to improve power strip 31's radiating effect.

In addition, because the power panel 31 is located between the air inlet holes 110 and the air inlet surface of the heat dissipation fan 4, the power panel 31 is arranged obliquely, so that cooling air entering from the air inlet holes 110 can blow through the power panel 31 as much as possible, the wind force blowing to the power panel 31 is concentrated, and the heat dissipation effect of the power panel 31 is further improved.

The power board 31 includes a substrate and electronic elements such as an Insulated Gate Bipolar Transistor (IGBT) and a bridge rectifier disposed on the substrate. Specifically, the included angle between the substrate and the horizontal plane may be set to be 15 ° to 60 °, so that the power board 31 is obliquely disposed in the bottom case 1, and by setting the inclination angle of the power board 31 within this range, the amount of cooling air passing through the power board 31 can be further ensured, and the heat dissipation effect of the power board 31 can be improved.

The power panel 31 is provided with a heat sink 32, and heat generated by the electronic component is quickly transferred to the heat sink 32, and the heat is dissipated through the heat sink 32. The heat sink 32 may be, for example, an aluminum sheet or a copper sheet, and the heat sink 32 may specifically include a plurality of heat dissipation fins. In concrete implementation, the heat dissipation fins 32 can be arranged close to the heat dissipation fan 4, so that the amount of cooling air passing through the heat dissipation fins 32 is larger, the wind power is more concentrated, the heat dissipation fins 32 obtain a better heat dissipation effect, and the heat dissipation effect of the power panel 31 is further improved.

In particular, the power supply board 31 and the display board 33 may be fixed to the front side wall of the upper cover 12. Not only effectively saving the space in the bottom case 1, but also making the cooling wind entering from the wind inlet holes 110 blow more and more intensively to the power panel 31.

Preferably, the front sidewall of the upper cover 12 is inclined so that the bottom case 1 has a structure with a small top and a large bottom. Therefore, the size of the bottom shell 1 can be reduced, the uniqueness and the aesthetic feeling of the appearance of the induction cooker are improved, the operation by a user is facilitated, when the power panel 31 is arranged on the front side wall, the power panel 31 can be closer to the heat dissipation fan 4, more cooling wind entering from the air inlet 110 can pass through the power panel 31, and the heat dissipation effect of the power panel 31 is improved. In the embodiment, the power supply board 31 is disposed obliquely, and particularly, the substrate of the power supply board 31 is parallel to the front sidewall.

Referring to fig. 1, the bottom case 1 may specifically include a first sidewall 111, a second sidewall 112, a fourth sidewall 114, and a third sidewall 113, which are sequentially connected along a circumferential direction of the bottom case 1, wherein the second sidewall 112 and the third sidewall 113 are disposed opposite to each other, and the first sidewall 111 and the fourth sidewall 114 are disposed opposite to each other. The bottom case 1 may be a circular bottom case surrounded by the first side wall 111, the second side wall 112, the third side wall 113, and the fourth side wall 114, or may be an elliptical or square bottom case, which is not limited by the present invention.

When normal cooking is performed using the induction cooker, the first sidewall 111 faces a user, i.e., is formed as a front sidewall; the fourth side wall 114 is remote from the user, i.e. formed as a rear side wall; the second and third sidewalls 112 and 113 are formed as left and right sidewalls, respectively. The coil disk 2 is located between the second side wall 112 and the third side wall 113.

At least part of the air inlet openings 110 are formed in the bottom of the first side wall 111 and/or the bottom wall close to the first side wall 111, and at least part of the air outlet openings 120 are formed in the fourth side wall 114 and/or the bottom wall close to the fourth side wall 114. The first sidewall may be formed by a part of the sidewall of the upper cover 12, or may be formed by a part of the sidewall of the upper cover 12 and a part of the sidewall of the lower cover 11.

During the concrete implementation, the air inlet 110 is a plurality of, and a plurality of air inlet 110 interval arrange on the drain pan 1, for example, a plurality of air inlet 110 arrange into the grid form, have not only guaranteed intake and air inlet homogeneity, and have improved the outward appearance aesthetic feeling of electromagnetism stove. The plurality of air inlet holes 110 may also be arranged in a plurality of rows and columns or in a ring shape. Each air inlet hole 110 may be in the shape of a bar, a circle, etc., and the present invention is not limited thereto. The air outlets 120 may also be disposed in a plurality of numbers, and the air outlets 120 are arranged on the bottom case 1 at intervals, for example, the air outlets 120 are arranged in a grid shape, or the air outlets 120 are arranged in a radial shape.

Example two

Fig. 6 is a cross-sectional view of another structure of an induction cooker according to an embodiment of the present invention. Referring to fig. 6, the present embodiment provides an induction cooker of another structure.

The induction cooker of the present embodiment is different from the induction cooker provided in the first embodiment in that: the exhaust vent includes first exhaust vent 121 and second exhaust vent 122, and first exhaust vent 121 setting is kept away from to second exhaust vent 122, and at least partial fresh air inlet 110 is close to cooling fan 4 and sets up, and power strip 31 is located between cooling fan 4's the air-out face and first exhaust vent 121, and coil panel 2 is located between cooling fan 4's the air-out face and second exhaust vent 122.

At least part of the air inlet 110 may be disposed on the bottom wall of the bottom case 1 and located under the heat dissipation fan 4. That is, the air inlet hole 110 is opened on the bottom wall of the lower cover 11.

By arranging the heat dissipation fan 4 between the power supply board 31 and the coil panel 2, and arranging the air inlet 110 at the bottom of the heat dissipation fan 4, at least part of the power supply board 31 is located between the air outlet surface of the heat dissipation fan 4 and the first air outlet 121 for air outlet, and the coil panel 2 is located between the air outlet surface of the heat dissipation fan 4 and the second air outlet 122, so that a part of cooling air blown out from the heat dissipation fan 4 is blown to the power supply board 31, the heat of the power supply board 31 is taken away, and then the hot air is blown out to the outside of the induction cooker from the first air outlet 121. The other part of the cooling air blown by the cooling fan is blown to the coil panel 2, the cooling air takes away the heat of the coil panel 2, and the hot air is blown out of the electromagnetic oven from the second air outlet 122, so that the heat of the power panel 31 and the heat of the coil panel 2 are not superposed, the heat radiation between the power panel 31 and the coil panel 2 is reduced, the heat radiation of the power panel 31 and the heat radiation of the coil panel 2 are not influenced by each other, and the heat radiation effect of the power panel 31 and the heat radiation effect of the coil panel 2 are improved; compare with the scheme that the staggered floor set up about prior art coil panel and power strip, the utility model discloses as above the setting still reduced the height of electromagnetism stove fuselage to a certain extent, make the spill electromagnetism stove can move towards frivolous development.

In this embodiment, the first air outlet 121 is specifically opened at the bottom of the front side wall of the bottom case 1 and/or the bottom wall close to the front side wall. At least part of the second air outlet 122 is provided on a side wall of the bottom case 1 opposite to the front side wall and/or on a bottom wall of the bottom case 1 far from the first air outlet 121. For example, referring to fig. 1, at least a portion of the second air outlet 122 may be opened on the fourth side wall of the bottom case 1 and/or the bottom wall near the fourth side wall.

Therefore, the induction cooker of the embodiment is in a structure with air outlet at the front side and the rear side of bottom air inlet, so that the heat dissipation of the power panel 31 and the coil panel 2 is not affected, and the heat dissipation effects of the power panel and the coil panel are improved.

Other technical features are the same as those of the first embodiment and can bring about the same or similar technical effects, and are not repeated herein, and specific reference may be made to the description of the first embodiment.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (12)

1. An induction cooker comprises a bottom shell (1), a coil panel (2), a power panel (31), a display panel (33), a heat dissipation fan (4) and a panel (10) covered on the bottom shell (1); the coil panel (2), the power panel (31), the display panel (33) and the heat dissipation fan (4) are positioned in an accommodating cavity formed by the bottom shell (1) and the panel (10) in an enclosing manner; the improved multifunctional electric water heater is characterized in that the bottom shell (1) is provided with an air inlet and an air outlet, the bottom shell (1) comprises a lower cover (11) and an upper cover (12) connected above the lower cover (11), and the improved multifunctional electric water heater is characterized in that the display panel (33) and the power panel (31) are fixed on the upper cover (12).

2. The induction cooking stove according to claim 1, characterized in that the upper lid (12) has a bracket (30) thereon,

the power panel (31) is fixed on the upper cover (12) through the bracket (30).

3. The induction cooking stove according to claim 2, characterized in that the display panel (33) is fixed on the upper cover (12) by the bracket (30);

the power panel (31) is fixed on one side of the support (30), and the display panel (33) is fixed on the other side, away from the power panel (31), of the support (30).

4. The induction hob according to claim 1, characterized in, that the coil disc (2) is fixed on the upper cover (12).

5. The induction hob according to claim 1, characterized in, that the cooling fan (4) is fixed on the upper cover (12);

or the coil panel (2) is fixed on the upper cover (12), and the heat radiation fan (4) is fixed on a panel frame of the coil panel (2);

or, the upper cover (12) is provided with a bracket (30) which can be used for mounting the power panel (31) and/or the display panel (33), and the heat radiation fan (4) is fixed on the bracket (30).

6. The induction cooker according to claim 1, characterized in that the upper cover (12) is provided with a positioning structure (100) for fixing a power line of the induction cooker;

the positioning structure (100) comprises a limiting groove or a limiting hole through which the power line can pass.

7. The induction hob according to any one of the claims 1 to 6, characterized in, that the upper cover (12) has a side wall extending towards the lower cover (11), the side wall of the upper cover (12) is formed as at least a part of the side wall of the bottom shell (1), the display area of the induction hob is located on the front side wall of the upper cover (12) facing towards the user;

the display panel (33) is correspondingly arranged on the front side wall of the upper cover (12).

8. The induction hob according to any one of the claims 1 to 6, characterized in, that the projection of the outer edge of the lower end surface of the upper cover (12) in the vertical direction is located outside the outer edge of the upper end surface of the lower cover (11).

9. The induction hob according to any one of the claims 1 to 6, characterized in, that the coil disc (2) is a concave coil disc, and the panel (10) is a concave panel.

10. The induction hob according to any one of the claims 1 to 6, characterized in, that the cooling fan (4) is located between the power supply board (31) and the coil disc (2).

11. The induction cooker according to claim 10, characterized in that at least a part of the power panel (31) is located between the air inlet hole and the air inlet surface of the heat dissipation fan (4), and the coil panel (2) is located on the air outlet side of the heat dissipation fan (4);

or, the exhaust vent includes first exhaust vent and keeps away from the second exhaust vent of first exhaust vent, at least part the fresh air inlet is close to cooling fan (4) setting, power strip (31) are located cooling fan (4) the air-out face with between the first exhaust vent, coil panel (2) are located cooling fan (4) the air-out face with between the second exhaust vent.

12. The induction cooking hob according to claim 10, characterized in, that the power supply board (31) is arranged obliquely on the upper cover (12) so that the power supply board (31) is close to the heat dissipation fan (4) and/or the coil disc (2);

and/or a radiating fin (32) is arranged on the power panel (31), and the radiating fin (32) is arranged close to the radiating fan (4);

and/or, the front side wall of the upper cover (12) facing the user is obliquely arranged, so that the bottom shell (1) is formed into a structure with a small top and a big bottom, and the power panel (31) and the display panel (33) are fixed on the front side wall of the upper cover (12).

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