CN206191670U - Microwave oven - Google Patents

Abstract

The utility model discloses a microwave oven, include: the casing has accommodation space in, be equipped with air intake and air outlet on accommodation space's the lateral wall, heating chamber and fan, heating chamber and fan set up in accommodation space each other with separating, have the crest clearance between the roof of heating chamber and the roof of casing, have the bottom wind channel between the diapire of heating chamber and the diapire of casing, and the bottom wind channel feeds through with air intake and air outlet respectively, and the fan rotates in order to follow the leading -in air of air intake, carousel motor, carousel motor are established in the wind channel of bottom, and the diapire that the motor shaft of carousel motor passed the heating chamber rotates with drive turntable with the carousel in the heating chamber is continuous, the air current of going into from air inlet with backstop is established in the crest clearance to the crest clearance to baffle, baffle. According to the utility model discloses a microwave oven has improved the radiating effect of carousel motor, is favorable to prolonging carousel motor and microwave oven's life.

Description

Micro-wave oven

Technical field

The utility model is related to micro-wave oven technical field, more particularly, to a kind of micro-wave oven.

Background technology

Micro-wave oven is a kind of conventional household electrical appliance, and it can produce a large amount of unavailable heats in normal work, this A little heats can be heated in microwave oven internal to component such as rotary tray motor, while internal component can also generate heat when working, unit Device overheat can make micro-wave oven cisco unity malfunction.In order to ensure the normal work of internal component and micro-wave oven, micro-wave oven Heat dissipation wind channel design it is particularly important.

In correlation technique, the temperature rise of the rotary tray motor of micro-wave oven is too high, and rotary tray motor radiating effect is bad.Although, can lead to Cross the rotating speed of raising blower fan or the radiating effect of rotary tray motor is improved in the way of changing big blower fan etc. to increase radiating air quantity, but This can cause noise larger, and cause the cost to increase.

Utility model content

The utility model is intended at least solve to a certain extent one of technical problem in correlation technique.Therefore, this reality With a kind of micro-wave oven of new proposition, be conducive to improving the radiating effect of rotary tray motor, extend rotary tray motor and use of microwave ovens Life-span.

According to the micro-wave oven of the utility model embodiment, including：There is receiving space, the appearance in housing, the housing The side wall in space received is provided with air inlet and air outlet；Heating chamber and blower fan, the heating chamber and blower fan are spaced to turn up the soil and set Put in the receiving space, there is top clearance, the heating between the roof of the roof of the heating chamber and the housing Between the bottom wall of the bottom wall of room and the housing have bottom air channel, the bottom air channel respectively with the air inlet and it is described go out Air port is connected, and the blower fan is rotated and imports air with from the air inlet；Rotary tray motor, the rotary tray motor is located at the bottom In air channel, the motor shaft of the rotary tray motor is connected to drive through the bottom wall of the heating chamber with the rotating disk in the heating chamber The rotating disk is rotated；Baffle plate, the baffle plate is located at the air flow entered from the air inlet with backstop in the top clearance The top clearance.

According to the micro-wave oven of the utility model embodiment, by the way that baffle plate to be provided at the roof of heating chamber and the top of housing The air flow top clearance entered from air inlet with backstop in top clearance between wall, in the situation that the air quantity of blower fan is constant Under, this may be such that the air-flow entered into receiving space from air inlet more flows to bottom air channel, so, increased in bottom The throughput circulated in air channel, so as to be conducive to the radiating to the rotary tray motor in the air channel of bottom, improves dissipating for rotary tray motor Thermal effect, is conducive to extending rotary tray motor and use of microwave ovens life-span, while because improving blower fan in avoiding correlation technique Rotating speed is changed big blower fan etc. and is led because changing big blower fan etc. with increasing noise problem caused by radiating air quantity, and avoiding The volume increase of cause and cost increase problem.

According to some embodiments of the present utility model, the baffle plate is located at the neighbouring described air intake of the roof of the heating chamber The side of mouth.

According to some embodiments of the present utility model, the power line of the micro-wave oven is located at entering described in for the baffle plate The side in air port.

According to some embodiments of the present utility model, micro-wave oven also includes thermal insulation layer, and the thermal insulation layer is located at top clearance It is interior.

Specifically, the roof of the heating chamber is completely covered in the orthographic projection of the roof of the heating chamber for the thermal insulation layer.

According to some embodiments of the present utility model, the air outlet includes that the multiple being located on the bottom wall of the housing is led to Air holes.

Specifically, on the flow direction of air-flow, air vent described at least one is located at the downstream of the rotary tray motor.

Further, on the flow direction of air-flow, multiple air vents are respectively positioned on the downstream of the rotary tray motor.

Alternatively, the baffle plate is nonmetal parts.

Alternatively, the baffle plate includes cork sheet and heat insulation foam.

Brief description of the drawings

Fig. 1 is the left view of the micro-wave oven according to the utility model some embodiments；

Fig. 2 is the sectional view in the A-A directions according to Fig. 1；

Fig. 3 is the part-structure schematic diagram of the micro-wave oven according to the utility model some embodiments；

Fig. 4 is the front view of the part-structure of the micro-wave oven according to Fig. 3；

Fig. 5 is the upward view of the part-structure of the micro-wave oven according to Fig. 3.

Reference：

Micro-wave oven 100；

Housing 1；Receiving space 11；Air inlet 111；Air outlet 112；Air vent 1111；

Heating chamber 2；Thermal insulation layer 21；

Blower fan 3；Top clearance 4；Bottom air channel 5；

Rotary tray motor 6；

Baffle plate 7；Power line 8.

Specific embodiment

Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings.Below by The embodiment being described with reference to the drawings is exemplary, it is intended to for explaining the utility model, and it is not intended that new to this practicality The limitation of type.

In description of the present utility model, it is to be understood that term " " center ", " length ", " width ", " thickness ", " on ", D score, "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", the orientation of instruction such as " outward " or Position relationship is, based on orientation shown in the drawings or position relationship, to be for only for ease of description the utility model and simplify description, Rather than indicate imply signified device or element must have specific orientation, with specific azimuth configuration and operation, because This is it is not intended that to limitation of the present utility model.

Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or Implicitly include at least one this feature.In description of the present utility model, " multiple " is meant that at least two, such as two It is individual, three etc., unless otherwise expressly limited specifically.

In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integrally；Can be Mechanically connect, or electrically connect or can communicate each other；Can be joined directly together, it is also possible to by the indirect phase of intermediary Even, can be two element internals connection or two interaction relationships of element, unless otherwise clearly restriction.For this For the those of ordinary skill in field, concrete meaning of the above-mentioned term in the utility model can be as the case may be understood.

The micro-wave oven 100 according to the utility model embodiment is described below with reference to Fig. 1-Fig. 5, the micro-wave oven 100 can be used for Heating food etc..

As Figure 1-Figure 4, the micro-wave oven 100 according to the utility model embodiment, can include housing 1, heating chamber 2, Blower fan 3, rotary tray motor 6 and baffle plate 7.

Specifically, there is receiving space 11, consequently facilitating the dependency structure of micro-wave oven 100 such as blower fan 3 etc. is put in housing 1 Put in housing 1, while housing 1 may also operate as the effect of the outward appearance for optimizing micro-wave oven 100.

As Figure 1-Figure 4, the side wall of receiving space 11 is provided with air inlet 111 and air outlet 112, for example, air outlet 112 are located on the left side wall of receiving space 11, and air inlet 111 is located on the rear wall of receiving space 11.Sky in surrounding environment Gas can be entered into receiving space 11 by air inlet 111, and the air in receiving space 11 can flow out by air outlet 112 and accommodate Space 11.

Heating chamber 2 and blower fan 3 are spaced to turn up the soil and are located in receiving space 11, for example as shown in figs 2-4, heating chamber 2 It is spaced to turn up the soil in the lateral direction with blower fan 3 and is located in receiving space 11.It should be noted that being referred in above and below "up" and "down", " left side " and " right side " and " preceding " and " afterwards " be relative direction, and be schematically illustrating with reference to the accompanying drawings, when When user is just to micro-wave oven 100, the crown direction of user is upper, and under the underfooting direction of user is, the left hand edge direction of user is A left side, the right hand edge direction of user is the right side, be towards the direction near user front it is preceding, away from user front direction be after.

Specifically, blower fan 3 can be set adjacent to air inlet 111, consequently facilitating blower fan 3 drives the air in surrounding environment to enter To in receiving space 11.

As shown in figs 2-4, there is top clearance 4, the bottom of heating chamber 2 between the roof of the roof of heating chamber 2 and housing 1 There is bottom air channel 5, blower fan 3 is rotated and imports air with from air inlet 111, and bottom air channel 5 is distinguished between the bottom wall of wall and housing 1 The air flow bottom wind in order to be entered into receiving space 11 from air inlet 111 is connected with air inlet 111 and air outlet 112 Road 5, and flowed out by air outlet 112 from bottom air channel 5.

Rotary tray motor 6 is located in bottom air channel 5, the motor shaft (not shown) of rotary tray motor 6 through heating chamber 2 bottom wall with Rotating disk (not shown) in heating chamber 2 is connected and rotated with driving rotating disk, and baffle plate 7 is located in top clearance 4 with backstop from air inlet The 111 air flow top clearances 4 for entering.

Specifically, when micro-wave oven 100 works, the motor shaft of rotary tray motor 6 is rotated and rotated with driving rotating disk, so that right Food in heating chamber 2 is uniformly heated, in the process, blower fan 3 rotate can drive air in surrounding environment from Air inlet 111 is entered into receiving space 11, because baffle plate 7 is provided between the roof of the roof of heating chamber 2 and housing 1 In top clearance 4, the air flow top clearance 4 that baffle plate 7 backstop enters from air inlet 111 is constant in the air quantity of blower fan 3 Under the conditions of, more air flow direction bottoms air channel 5 in receiving space 11, and flow through rotary tray motor 6 and dissipated with to rotary tray motor 6 Heat, so as to improve the radiating effect to rotary tray motor 6, is conducive to extending the service life of rotary tray motor 6 and micro-wave oven 100.

Micro-wave oven 100 according to the utility model embodiment, by roof and shell that baffle plate 7 is provided at heating chamber 2 The air flow top clearance 4 entered from air inlet 111 with backstop in top clearance 4 between the roof of body 1, in blower fan 3 In the case that air quantity is constant, this may be such that the air-flow entered into receiving space 11 from air inlet 111 more flows to bottom wind Road 5, so, increased the throughput of the circulation in bottom air channel 5, so as to be conducive to the rotary tray motor 6 in bottom air channel 5 Radiating, improves the radiating effect of rotary tray motor 6, is conducive to extending the service life of rotary tray motor 6 and micro-wave oven 100, while Avoid in correlation technique and asked with noise caused by increasing radiating air quantity because improving the rotating speed of blower fan 3 or change big blower fan etc. Topic, and avoid because volume increase and cost increase problem caused by big blower fan of replacing etc..

In some embodiments of the present utility model, as shown in figs 2-4, baffle plate 7 is located at the neighbouring of the roof of heating chamber 2 The side of air inlet 111, consequently facilitating the air that reliably backstop enters in receiving space 11 from air inlet 111 of baffle plate 7 is flowed into Top clearance 4.For example, as shown in Figures 2 and 3, baffle plate 7 be located in roof gap 4 and baffle plate 7 right side wall and heating chamber 2 Right side wall is concordant.

In some embodiments of the present utility model, as Figure 3-Figure 4, the power line 8 of micro-wave oven 100 is located at baffle plate 7 Neighbouring air inlet 111 side.Thus, not only simple structure, and be conducive to baffle plate 7 to stop the overhead radiation of heating chamber 2 The heat that itself is produced when the heat and blower fan 3 for going out are rotated is transmitted to power line 8, reduces part high-temperature gas and power line 8 Contact, so as to be conducive to the radiating of power line 8, improve the service life of power line 8.

Alternatively, baffle plate 7 is nonmetal parts, and thus, baffle plate 7 has preferable effect of heat insulation.Preferably, baffle plate 7 includes Cork sheet and heat insulation foam, good heat-insulation effect.

According to some embodiments of the present utility model, between micro-wave oven 100 also includes that thermal insulation layer 21, thermal insulation layer 21 are located at top In gap 4.Thus, the setting of thermal insulation layer 21 can reliably intercept the heat gone out from the overhead radiation of heating chamber 2, so as to avoid heat Measure and transmitted to the top of housing 1, it is to avoid the head temperature of housing 1 is too high, be conducive to extending the service life of housing 1, and work as When above-mentioned power line 8 is located at the side of the neighbouring air inlet 111 of baffle plate 7, the overhead radiation for stopping heating chamber 2 in baffle plate 7 goes out Heat to power line 8 transmit on the basis of, thermal insulation layer 21 can also further it is heat-insulated, so as to avoid the temperature of power line 8 too high, Be conducive to the radiating of power line 8.

Preferably, thermal insulation layer 21 is completely covered the roof of heating chamber 2 in the orthographic projection of the roof of heating chamber 2, so as to improve Effect of heat insulation of the thermal insulation layer 21 to heating chamber 2.

Alternatively, thermal insulation layer 21 can be any heat-barrier material, prioritizing selection heat insulation foam, good heat-insulation effect, and due to from Body is soft, can preferably be covered on the roof of heating chamber 2.

In some embodiments of the present utility model, as shown in Fig. 2-Fig. 3 and Fig. 5, air outlet 112 includes being located at housing Multiple air vents 1111 on 1 bottom wall.For example air outlet 112 can include the left side air-out on the left side wall of housing 1 Mouth 112 and the multiple air vents 1111 on the bottom wall of housing 1.So as to be conducive to improving the air circulation speed in receiving space 11 Degree, improves the radiating effect of rotary tray motor 6.

Specifically, on the flow direction of air-flow, at least one air vent 1111 is located at the downstream of rotary tray motor 6.Thus, The air-flow for flowing through rotary tray motor 6 is conducive to be discharged from the air vent 1111 in the downstream positioned at rotary tray motor 6, so as to be conducive to improving To the radiating effect of rotary tray motor 6.Further, on the flow direction of air-flow, multiple air vents 1111 are respectively positioned on rotating disk electricity The downstream of machine 6.After firstly flowing through rotary tray motor 6 and rotary tray motor 6 is radiated so as to, the air-flow in bottom air channel 5, from positioned at rotating disk The air vent 1111 in the downstream of motor 6 is discharged, and this is conducive to being avoided air-flow from being flowed from air vent 1111 before rotary tray motor 6 is flowed to Go out, the air quantity for flowing to rotary tray motor 6 can be improved, improve the radiating effect of rotary tray motor 6.

Inventor has found in practical study, using the micro-wave oven 100 of above-described embodiment, may be such that the temperature of rotary tray motor 6 Degree declines 9K, the temperature drop 3K of power line 8.

In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means to combine specific features, structure, material or spy that the embodiment or example are described Point is contained at least one embodiment of the present utility model or example.In this manual, to the schematic table of above-mentioned term State and be necessarily directed to identical embodiment or example.And, the specific features of description, structure, material or feature can be with Combined in an appropriate manner in any one or more embodiments or example.Additionally, in the case of not conflicting, this area Technical staff the feature of the different embodiments or example described in this specification and different embodiment or example can be entered Row is combined and combined.

Although embodiment of the present utility model has been shown and described above, it is to be understood that above-described embodiment is Exemplary, it is impossible to it is interpreted as to limitation of the present utility model, one of ordinary skill in the art is in scope of the present utility model It is interior above-described embodiment to be changed, changed, replaced and modification.

Claims (10)

1. a kind of micro-wave oven, it is characterised in that including：

There is receiving space, the side wall of the receiving space is provided with air inlet and air outlet in housing, the housing；

Heating chamber and blower fan, the heating chamber and blower fan are spaced to turn up the soil and are arranged in the receiving space, the heating chamber Roof and the roof of the housing between have top clearance, between the bottom wall of the heating chamber and the bottom wall of the housing have There is bottom air channel, the bottom air channel connects with the air inlet and the air outlet respectively, the blower fan is rotated with from described Air inlet imports air；

Rotary tray motor, the rotary tray motor is located in the bottom air channel, and the motor shaft of the rotary tray motor passes through the heating The bottom wall of room is connected to drive the rotating disk to rotate with the rotating disk in the heating chamber；

Baffle plate, between the baffle plate is located in the top clearance top described in the air flow entered from the air inlet with backstop Gap.

2. micro-wave oven according to claim 1, it is characterised in that the baffle plate is located at the neighbouring of the roof of the heating chamber The side of the air inlet.

3. micro-wave oven according to claim 1, it is characterised in that the power line of the micro-wave oven is located at the neighbour of the baffle plate The side of the nearly air inlet.

4. the micro-wave oven according to any one of claim 1-3, it is characterised in that also including thermal insulation layer, the thermal insulation layer It is located in top clearance.

5. micro-wave oven according to claim 4, it is characterised in that positive throwing of the thermal insulation layer in the roof of the heating chamber Shadow is completely covered the roof of the heating chamber.

6. micro-wave oven according to claim 1, it is characterised in that the air outlet includes being located on the bottom wall of the housing Multiple air vents.

7. micro-wave oven according to claim 6, it is characterised in that on the flow direction of air-flow, leads to described at least one Air holes is located at the downstream of the rotary tray motor.

8. micro-wave oven according to claim 7, it is characterised in that on the flow direction of air-flow, multiple air vents It is respectively positioned on the downstream of the rotary tray motor.

9. micro-wave oven according to claim 1, it is characterised in that the baffle plate is nonmetal parts.

10. micro-wave oven according to claim 9, it is characterised in that the baffle plate includes cork sheet and heat insulation foam.