CN202092190U

CN202092190U - Microwave oven

Info

Publication number: CN202092190U
Application number: CN2011201428954U
Authority: CN
Inventors: 申家群
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-05-06
Filing date: 2011-05-06
Publication date: 2011-12-28
Anticipated expiration: 2021-05-06

Abstract

The utility model relates to the field of household electric appliances, and more specifically relates to a microwave oven which comprises an oven door, an oven body, a camera device, a display and a heat-radiating bracket. The oven door is connected with the oven body to form a closed cooking cavity; the camera device is arranged on the inner wall of the oven door or the oven body; the display is arranged outside the cooking cavity, and furthermore, is connected with the camera device; the heat-radiating bracket is closed between an inner wall and a corresponding outer wall; and furthermore, the heat-radiating bracket is respectively in contact with the tail part and the outer wall of the camera device. When the microwave oven works, heat generated by the camera device is transferred to the outer wall by the heat-radiating bracket which is in contact with the tail part of the camera device so as to diffuse the heat into external air. As a closing state exists between the outer wall and the inner wall in the heat-radiating process of the camera device, with respect to the ventilating heat radiation adopted in the background art, substances such as external dust, oily fume, water vapor and the like cannot enter a space between the inner wall and the outer wall so as to avoid the influence on the camera device of the microwave oven.

Description

A kind of micro-wave oven

Technical field

The utility model relates to household appliance technical field, more particularly, relates to a kind of micro-wave oven.

Background technology

Along with development of science and technology, the raising of living standards of the people, increasing novel cooking equipment enters in the kitchen.Micro-wave oven has become the essential product in the modern kitchen as a kind of convenience, cooking equipment efficiently.At present, clear glass watch window for fear of micro-wave oven produces the phenomenon of leaking to microwave, a kind of micro-wave oven is provided in the prior art,, microwave oven structure of the prior art and operation principle has been done simple introduction below in conjunction with accompanying drawing to realize reducing the purpose of microwave radiation:

As shown in Figure 1, micro-wave oven of the prior art comprises fire door and body of heater, thereby fire door is connected the cooking cavity that forms sealing with body of heater; Usually the material of the inwall 01 of body of heater and fire door is metal, is used for shield microwaves; In order to observe the situation in the cooking cavity, camera head 02 is installed in cooking cavity, camera head 02 can be arranged on any one inwall 01 of micro-wave oven; Usually also be provided with display 09 in the outside of micro-wave oven, display 09 is connected with camera head 02, and camera head 02 will be transferred to the image that photographs the display 09 of micro-wave oven outside like this, just can observe in the cooking cavity by display 09; Ordinary circumstance, those skilled in the art can be arranged on camera head 02 and display 09 on the fire door.

In order to guarantee that camera head 02 has good heat dissipation environment, has outer wall 07 in the outside of body of heater and fire door inwall 01 in the prior art, between inwall 01 and outer wall 07, heat dissipation channel 013 is set, and the afterbody 08 of camera head 02 (being non-camera end) embeds in the heat dissipation channel 013, the two ends of this heat dissipation channel 013 have air inlet 06 and the air outlet 012 that is in communication with the outside respectively, air inlet 06 is equipped with air cleaner 05, air outlet 012 is equipped with blower fan 011, so just can the heat that camera head 02 is produced be taken away, and then guarantee that camera head 02 has a good working environment by the air of circulation in the heat dissipation channel 013; When camera head 02 and display 09 are arranged on corresponding inwall 01 and the outer wall 07, time heat dissipation channel 010 also is set between this inwall 01 and outer wall 07, the back side of display 09 embeds in time heat dissipation channel 010, and this time heat dissipation channel 010 is communicated with heat dissipation channel 013, so just can take away the heat in time heat dissipation channel 010, and then guarantee that display 09 has a good working environment.

Because the camera head 02 of micro-wave oven that above-mentioned prior art provides is to dispel the heat by air in the heat dissipation channel 013 and extraneous air exchange, therefore above-mentioned micro-wave oven in use, dust in the outside air, oil smoke, steam etc. are easy to be brought in heat dissipation channel 013 and time heat dissipation channel 010, if things go on like this in heat dissipation channel 013 and time heat dissipation channel 010, pile up, and then influenced the operate as normal of camera head 02, in order to clean the deposit in heat dissipation channel 013 and time heat dissipation channel 010, need be with micro-wave oven outer wall 01 and inwall 07 dismounting, this just causes the cleaning difficulty of heat dissipation channel 013 and time heat dissipation channel 010 bigger.

Also owing to be provided with blower fan 011 equipment such as grade, and then micro-wave oven will produce certain noise in use, and makes that the cost of micro-wave oven is higher; And because heat dissipation channel 013 and time heat dissipation channel 010 are set, therefore also make the structure of the fire door of micro-wave oven or body of heater comparatively complicated, and then also increased the cost of manufacture of micro-wave oven.

Therefore, how avoiding materials such as extraneous dust, oil smoke, steam is the present technical issues that need to address of those skilled in the art to the influence of the camera head of micro-wave oven.

The utility model content

The purpose of this utility model provides a kind of micro-wave oven, to avoid the influence of materials such as extraneous dust, oil smoke, steam to the camera head of micro-wave oven.

For solving the problems of the technologies described above, the utility model provides following technical scheme:

A kind of micro-wave oven, comprise fire door, body of heater, camera head and display, described fire door and body of heater are connected to form the cooking cavity of sealing, described camera head is arranged at the inwall of described fire door or body of heater, described display is arranged at the outside of described cooking cavity, and is connected with described camera head, also comprises the heat radiation bracket, described heat radiation bracket is closed between inwall and the corresponding outer wall, and described heat radiation bracket all contacts with described outer wall with the afterbody of described camera head.

Preferably, the inwall of described fire door is provided with groove or projection, and described body of heater is provided with projection or the groove that matches.

Preferably, described micro-wave oven also comprises transparent insulating glass, and described transparent insulating glass is fixed in the inner surface of described inwall, and described camera head is closed between described transparent insulating glass and the described outer wall.

Preferably, described heat radiation bracket has fixing hole, and described camera head is installed in the described fixing hole.

Preferably, described micro-wave oven also comprises semiconductor cooler, and described semiconductor cooler is arranged in the described fixing hole, and the cold junction of described semiconductor cooler contacts with the afterbody of described camera head, and the hot junction contacts with described outer wall.

Preferably, described micro-wave oven also comprises the refrigeration sensor, and described refrigeration sensor is used to detect the temperature of described camera head, and exports control signal according to detected temperature to described semiconductor cooler.

Preferably, has illuminating lamp in the described cooking cavity.

Preferably, described camera head is infrared one video camera.

Preferably, described micro-wave oven also comprises multimedia player, and described multimedia player is connected with described display.

Preferably, has switching device shifter between described multimedia player and the described camera head.

Relative above-mentioned background technology, micro-wave oven provided by the utility model comprises fire door, body of heater, camera head, display and heat radiation bracket, fire door and body of heater are connected to form the cooking cavity of sealing, camera head is arranged at the inwall of fire door or body of heater, display is arranged at the outside of cooking cavity, and be connected with camera head, the heat radiation bracket is closed between inwall and the corresponding outer wall, and the heat radiation bracket all contacts with outer wall with the afterbody of camera head.

When above-mentioned micro-wave oven is worked, the food of needs heating is put into by body of heater and the formed cooking cavity of fire door, camera head is transferred to the image of taking the display of cooking cavity outside, just can observe situation in the cooking cavity by display, the heat of camera head generation simultaneously passes to outer wall by the heat radiation bracket that contacts with the camera head afterbody, and then heat is dispersed in the outside air.Because in the heat radiation process of camera head, it between outer wall and the inwall closed state, for adopting this open radiating mode of ventilation and heat in the background technology, materials such as extraneous dust, oil smoke, steam can not enter the space between inwall and the outer wall, thereby have just avoided the influence of materials such as extraneous dust, oil smoke, steam to the camera head of micro-wave oven; Simultaneously also owing to do not use blower fan in the radiating mode that adopts among the utility model embodiment, thereby just avoided micro-wave oven to produce noise at work.

In addition, groove or projection can be set on the inwall of fire door, projection or the groove that matches is set on body of heater, be that gap between fire door and the body of heater contact-making surface is crooked passage, microwave in the cooking cavity in the process of outwards propagating by the passage of bending, can with the wall collision of bending channel, thereby reflect, phenomenon such as refraction, and then just avoided the leakage of microwave effectively, be of value to user's health.

Description of drawings

In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.

The partial structurtes schematic diagram of the micro-wave oven that provided in the prior art is provided Fig. 1;

The microwave oven structure schematic diagram that Fig. 2 is provided for the utility model embodiment;

The microwave oven structure schematic diagram that Fig. 3 is provided for another embodiment of the utility model.

The specific embodiment

Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is carried out clear, complete description, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, all other embodiment that those of ordinary skills are obtained under the prerequisite of not making creative work belong to protection domain of the present utility model.

Micro-wave oven provided by the utility model comprises fire door, body of heater, camera head, display and heat radiation bracket, fire door and body of heater are connected to form the cooking cavity of sealing, camera head is arranged at the inwall of fire door or body of heater, display is arranged at the outside of cooking cavity, and be connected with camera head, the heat radiation bracket is closed between inwall and the corresponding outer wall, and the heat radiation bracket all contacts with outer wall with the afterbody of camera head, and the afterbody of said camera head promptly refers to the position of the non-pick-up lens of camera head here.

When above-mentioned micro-wave oven is worked, the food of needs heating is put into by body of heater and the formed cooking cavity of fire door, camera head is transferred to the image of taking the display of cooking cavity outside, just can observe situation in the cooking cavity by display, the heat of camera head generation simultaneously passes to outer wall by the heat radiation bracket that contacts with the afterbody of camera head, and then heat is dispersed in the outside air.Because in the heat radiation process of camera head, it between outer wall and the inwall closed state, for adopting this open radiating mode of ventilation and heat in the background technology, materials such as extraneous dust, oil smoke, steam can not enter the space between inwall and the outer wall, thereby have just avoided the influence of materials such as extraneous dust, oil smoke, steam to the camera head of micro-wave oven; Simultaneously also owing to do not use blower fan in the radiating mode that adopts among the utility model embodiment, thereby just avoided micro-wave oven to produce noise at work.

Normal conditions those skilled in the art can be arranged on camera head on the fire door, can certainly be arranged on the body of heater, as long as can reach identical technique effect, preferably are arranged on the fire door among the utility model embodiment.Shown in Fig. 2 or 3, camera head 4 is arranged at the inwall 32 of fire door 3, display 7 is arranged at the outside of cooking cavity, and be connected with camera head 4, heat radiation bracket 5 is closed between the outer wall 33 of the inwall 32 of fire door 3 and fire door 3, and heat radiation bracket 5 all contacts with the afterbody of camera head 4 and the outer wall 33 of fire door 3, and the afterbody of said here camera head 4 also is meant the position of camera head 4 non-pick-up lens.In order to observe conveniently, ordinary circumstance can be arranged on display 7 on the outer wall 33 of fire door 3, the outer wall 33 that can also be fire door 3 has the display mounting groove that concaves, display 7 is installed in the display mounting groove, and generally also can is set to equal with the outer wall 33 of fire door 3 display screen of display 7.

When camera head 4 and display 7 all are arranged on the fire door 3, because the heat radiation of camera head 4 finally is the outer wall 33 by fire door 3 heat is dispersed in the extraneous air, display 7 will be in the working environment of a higher temperature like this, to such an extent as to can have influence on the work of display 7, so those skilled in the art can be provided with thermal insulation layer 6 between the outer wall 33 of display 7 and fire door 3.When certainly camera head 4 and display 7 are arranged between the corresponding inwall of body of heater 1 and the outer wall simultaneously, thermal insulation layer can certainly be set.

In addition, because generally all can have the gap between fire door 3 and body of heater 1 contact-making surface is straight channel, microwave in the cooking cavity can propagate into the external world by straight channel like this, microwave in cooking cavity is outwards revealed by the gap between fire door 3 and body of heater 1 contact-making surface, groove or projection 31 can be set on the inwall 32 of fire door 3, projection or the groove 11 that matches is set on body of heater 1, gap between the contact-making surface of fire door 3 and body of heater 1 is crooked passage like this, microwave in the cooking cavity is in the process of outwards being propagated by the passage of bending, can collide with the wall of bending channel, thereby reflect, phenomenons such as refraction, and then just avoided the leakage of microwave effectively, be of value to user's health.Usually projection and groove can enclose a week; and can be rectangle for the cross sectional shape of projection and groove; also can be step; can also be triangle; certainly other shape also can; as long as can reach identical technique effect,, usually more a plurality of projectioies and groove can be set in order better to prevent the leakage of microwave.

Owing to have certain steam and greasy dirt usually in the cooking cavity; therefore can photograph picture comparatively clearly for camera head 4; therefore transparent insulating glass 2 is set before the camera lens of camera head 4; preferably transparent insulating glass 2 is fixed on the inner surface of inwall among the utility model embodiment, camera head 4 is closed between transparent insulating glass 2 and the outer wall.Here said inner and outer wall can be the inner and outer wall of body of heater 1, also can be the inwall 32 of fire door 3 and the outer wall 33 of fire door 3, is preferably disposed among the utility model embodiment on the inner surface of inwall 32 of fire door 3.

In addition, in order to make camera head 4 stable being arranged between transparent insulating glass 2 and the outer wall, those skilled in the art can be provided with fixing hole on heat radiation bracket 5 usually, and camera head 4 is installed in the fixing hole.Certainly for bracket 5 stable being arranged between inwall and the outer wall of will dispelling the heat, can compress heat radiation bracket 5 with outer wall by inwall, perhaps also heat radiation bracket 5 can be fixed on inwall or the outer wall, inner and outer wall is preferably the inwall 32 of fire door 3 and the outer wall 33 of fire door 3 among the utility model embodiment, can certainly be the inner and outer wall of body of heater 1, as long as can reach identical technique effect.Can adopt the good material of heat conduction for the heat radiation bracket 5 in the foregoing description, can select materials such as iron, copper, aluminium for use, preferred aluminum is made heat radiation bracket 5 in the present embodiment.

In order further to strengthen heat radiation to camera head 4, on the basis of the foregoing description, semiconductor cooler 8 can also be set, semiconductor cooler 8 is arranged in the fixing hole, and the cold junction of semiconductor cooler 8 contacts with the afterbody of camera head 4, and the hot junction contacts with outer wall.When semiconductor cooler 8 was in running order, cold junction was to the afterbody heat absorption of camera head 4 like this, and the hot junction has further guaranteed the heat radiation of camera head 4 to the outer wall heat release, made camera head 4 keep the temperature of operate as normal.

In addition, refrigeration sensor (not shown) can also be set, the refrigeration sensor is used to detect the temperature of camera head 4, and exports control signals according to detected temperature to semiconductor cooler 8.Predetermined cryogenic temperature is set, after refrigeration sensor detected temperature reaches predetermined cryogenic temperature, the refrigeration sensor promptly sends the refrigeration signal to semiconductor cooler 8, this moment, semiconductor cooler 8 began refrigeration, because the setting of refrigeration sensor, can realize the temperature of camera head 4 is detected in real time, and then heat radiation in time, the heat radiation of camera head 4 guaranteed effectively.

Usually in order more clearly to observe in the cooking cavity, illuminating lamp (among the figure for illustrating) can also be set in cooking cavity, the opening and closing of illuminating lamp can also be set according to instructions for use, and preferably when door opened and micro-wave oven when work, illuminating lamp is opened in the utility model embodiment.

For the micro-wave oven in the foregoing description, normal conditions can select infrared one video camera as camera head, also can clearly photograph the situation of cooking cavity like this in cooking cavity under the situation of dark.

In the process of using above-mentioned micro-wave oven, need usually to wait for the regular hour that in order to enrich the wait process, the multimedia player (not shown) can also be set, multimedia player is connected with display 7.Prestore in multimedia player so certain video, picture, music etc. just can play back by display 7 in the process of waiting for.Certainly in order to play the video that prestores in situation in the cooking cavity or the multimedia player, picture, music etc. as required, generally can between multimedia player and camera head 4, the switching device shifter (not shown) be set, also the multimedia automatic reset device can be set, when each the broadcast, can make the video that prestores, picture, music etc. restart to play like this.

To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined herein General Principle can realize under the situation that does not break away from spirit or scope of the present utility model in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will accord with principle disclosed herein and features of novelty the wideest corresponding to scope.

Claims

1. micro-wave oven, comprise fire door, body of heater, camera head and display, described fire door and body of heater are connected to form the cooking cavity of sealing, described camera head is arranged at the inwall of described fire door or body of heater, and described display is arranged at the outside of described cooking cavity, and is connected with described camera head, it is characterized in that, also comprise the heat radiation bracket, described heat radiation bracket is closed between inwall and the corresponding outer wall, and described heat radiation bracket all contacts with described outer wall with the afterbody of described camera head.

2. micro-wave oven as claimed in claim 1 is characterized in that the inwall of described fire door is provided with groove or projection, and described body of heater is provided with projection or the groove that matches.

3. micro-wave oven as claimed in claim 1 or 2 is characterized in that, also comprises transparent insulating glass, and described transparent insulating glass is fixed in the inner surface of described inwall, and described camera head is closed between described transparent insulating glass and the described outer wall.

4. micro-wave oven as claimed in claim 3 is characterized in that, described heat radiation bracket has fixing hole, and described camera head is installed in the described fixing hole.

5. micro-wave oven as claimed in claim 4, it is characterized in that, also comprise semiconductor cooler, described semiconductor cooler is arranged in the described fixing hole, and the cold junction of described semiconductor cooler contacts with the afterbody of described camera head, and the hot junction contacts with described outer wall.

6. micro-wave oven as claimed in claim 5 is characterized in that, also comprises the refrigeration sensor, and described refrigeration sensor is used to detect the temperature of described camera head, and exports control signal according to detected temperature to described semiconductor cooler.

7. micro-wave oven as claimed in claim 1 or 2 is characterized in that, has illuminating lamp in the described cooking cavity.

8. micro-wave oven as claimed in claim 1 or 2 is characterized in that, described camera head is infrared one video camera.

9. micro-wave oven as claimed in claim 1 or 2 is characterized in that, also comprises multimedia player, and described multimedia player is connected with described display.

10. micro-wave oven as claimed in claim 9 is characterized in that, has switching device shifter between described multimedia player and the described camera head.