CN204786620U - Microwave oven - Google Patents
Microwave oven Download PDFInfo
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- CN204786620U CN204786620U CN201520266810.1U CN201520266810U CN204786620U CN 204786620 U CN204786620 U CN 204786620U CN 201520266810 U CN201520266810 U CN 201520266810U CN 204786620 U CN204786620 U CN 204786620U
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- door
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- wave oven
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Abstract
The utility model discloses a microwave oven. Microwave oven includes body, the door body, door opener, proximity sensor, controller and drive circuit. Wait to heat the object and be close to proximity sensor, produce sensing signal, the demand of opening the door is judged according to sensing signal by the controller whether to send control signal, when opening the door the demand, drive circuit produces drive signal, the drive door opener door discharge body. Through the utility model discloses, can with microwave oven the contact door discharge body take place by convenience of customers, convenient and fast, it is totally easy -to -use.
Description
Technical field
The utility model relates to machine for kitchen use, particularly a kind of micro-wave oven.
Background technology
Existing micro-wave oven needs to open the door with hand operated, uses inconvenience.
Utility model content
The utility model is intended at least to solve one of technical problem existed in prior art.For this reason, the utility model needs to provide a kind of micro-wave oven.
For achieving the above object, the embodiment of the utility model first aspect proposes a kind of micro-wave oven, comprising:
Body, described body is formed with the microwave chamber for heating;
Men Ti, is connected with described body, for microwave chamber described in opening and closing of fault;
Door opener;
Proximity transducer, for sense heated material whether near and produce sensing signal;
Controller, is connected with described proximity transducer, needs to open the door, and send control signal for judging whether according to described sensing signal; And
Drive circuit, is connected with described controller and described door opener, and for producing drive singal according to described control signal when needs open the door, described drive singal opens described door body for driving described door opener.
In some embodiments, described body comprises front surface, and described door body is arranged on described front surface, and described front surface is formed near district, and described proximity transducer is arranged on described in district.
In some embodiments, described micro-wave oven also comprises and being arranged on described front surface and the control panel of contiguous described door body, for receiving user's input, to be describedly arranged in described control panel near district.
In some embodiments, described close district is formed with outline line on described front surface.
In some embodiments, described proximity transducer is used for when heated material is in preset distance, produces described sensing signal.
In some embodiments, described preset distance is 1-8 millimeter.
Additional aspect of the present utility model and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present utility model.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is the structural representation of the micro-wave oven of embodiment of the present utility model.
Fig. 2 is the circuit diagram of the micro-wave oven of embodiment of the present utility model.
Fig. 3 is the operating principle schematic diagram of the micro-wave oven of embodiment of the present utility model.
Fig. 4 is another operating principle schematic diagram of the micro-wave oven of embodiment of the present utility model.
Detailed description of the invention
Be described below in detail embodiment of the present utility model, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the utility model, and can not being interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, term " center ", " longitudinally ", " laterally ", " length ", " width ", " thickness ", " upper ", " under ", " front ", " after ", " left ", " right ", " vertically ", " level ", " top ", " end ", " in ", " outer ", " clockwise ", orientation or the position relationship of the instruction such as " counterclockwise " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more described features.In description of the present utility model, the implication of " multiple " is two or more, unless otherwise expressly limited specifically.
In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection or can communication mutually; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, the concrete meaning of above-mentioned term in the utility model can be understood as the case may be.
In the utility model, unless otherwise clearly defined and limited, fisrt feature in second feature it " go up " or it " under " the first and second features can be comprised directly contact, also can comprise the first and second features and not be directly contact but by the other characterisation contact between them.And, fisrt feature second feature " on ", " top " and " above " comprise fisrt feature directly over second feature and oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " comprise fisrt feature directly over second feature and oblique upper, or only represent that fisrt feature level height is less than second feature.
Disclosing hereafter provides many different embodiments or example is used for realizing different structure of the present utility model.Of the present utility model open in order to simplify, hereinafter the parts of specific examples and setting are described.Certainly, they are only example, and object does not lie in restriction the utility model.In addition, the utility model can in different example repeat reference numerals and/or reference letter, this repetition is to simplify and clearly object, itself does not indicate the relation between discussed various embodiment and/or setting.In addition, the various specific technique that the utility model provides and the example of material, but those of ordinary skill in the art can recognize the application of other techniques and/or the use of other materials.
Fig. 1 is the structural representation of the micro-wave oven according to the utility model embodiment,
The micro-wave oven of embodiment of the present utility model comprises body 100, door body 200, door opener 300, proximity transducer 400, controller 500 and drive circuit 600.Body 100 is formed with the microwave chamber 110 for heating.Door body 200 is connected with body 100, for opening and closing of fault microwave chamber 110.Proximity transducer 400 for sense heated material whether near and produce sensing signal.Controller 500 is connected with proximity transducer 400, needs to open the door, and send control signal for judging whether according to described sensing signal.Drive circuit 600 is connected with controller 500 and door opener 300, and for producing drive singal according to described control signal when needs open the door, described drive singal is for driving door opener 300 door capable of being opened body 200.
So, the micro-wave oven of embodiment of the present utility model just can automatic door opening when described heated material is close, without the need to user's hand operated, easy to use, particularly when heated material in the holder of user's both hands.
Body 100 is substantially rectangular, includes front surface 120.Door body 200 to be arranged on front surface 120 and to be connected with body, and such as door body 200 and body 100 are rotationally connected, and turning cylinder is positioned at the left side of front surface 120, and door body 200 is opened clockwise.Door body 200 drives unlatching by door opener 300, and door opener 300 is generally electric motor assembly.Front surface 120 is formed near district 121, and proximity transducer 400 is arranged in district 121.Such as, the right side of front surface 120 is arranged near district 121.
Because front surface 120 forward when described micro-wave oven uses, in the face of user, meets user's use habit, convenient operation.In addition, owing to being positioned at equally on front surface 120 near district 121 and door body 200, and general close setting, described heated material just can put into chamber 100 easily after triggering enabling near district 121.Door body 200 is positioned on the left of front surface, is positioned on the right side of front surface near district, can not collide when door body is opened with heated material.
Described micro-wave oven also comprises and being arranged on front surface 120 and the control panel 122 of adjacent doors body 200, for receiving user's input, is arranged in described control panel 122 near district 121.Such as, described control panel is rectangular and be positioned at the right side of a body, and comprises keyboard region.The top of keyboard region is positioned near district.
So, be integrated in control panel 122 near district 121, realize the modularization of user's input, meet the use habit of user, convenient operation.Be provided separately near district and keyboard region and also can effectively reduce user misoperation rate again.
On front surface 120, outline line is formed with, for identifying the position of proximity transducer 400 near district 121.Such as substantially rounded near district, be generally at aperture that control panel is opened, cover with light transmissive material.Proximity transducer lead to the 400 normal devices with buzzer and miniature bulb etc. with indicative purposes with the use of, after it is triggered, prompting user operation is successfully.
So, be convenient to user and identify described close district, meet user operation habits, improve successful operation rate.
Certainly, micro-wave oven composition mechanism and parts fit system, the such as position relationship of Men Tiyu control panel, the position relationship of close district and control panel, the outline line shape etc. near district is not limited to present embodiment.
In the present embodiment, the step of method for controlling microwave oven comprises:
S1, whether sensing has heated material close, and produces sensing signal;
S2, judges whether to need to open the door according to described sensing signal, if desired then produces control signal and enter step S3, then returns step S2 if not and continues to judge;
S3, produces drive singal according to described control signal when needs open the door; And
S4, drives door opener 600 to open the door according to described drive singal.
Described sensing signal produces described control signal after maintaining for first scheduled time.
There is maintenance the 3rd time in described control signal second scheduled time that disappeared after maintaining for first scheduled time, produces described drive singal again.
Described first scheduled time, described second scheduled time, described 3rd scheduled time, described 4th scheduled time are 0.1-3 second.
The method for controlling microwave oven of embodiment of the present utility model, when heated material is close to during near district 121, proximity transducer 400 produces sensing signal, but in real life, there will be foreign matter interference and causes the false triggering of proximity transducer 400.Such as, have that foreign matter is unartificial to be pressed against in the district 121, or have foreign matter to fall above body of heater and cause the false triggering close to tactility apparatus 400 just past near district 121.Therefore, for exclusive PCR of trying one's best, improve user operation success rate, formulate following rule for judging whether user has enabling demand: heated material is close to close district 121 scheduled time, proximity transducer 400 produces sensing signal, and heated material is away from close district 121 scheduled time, and heated material is again close to close district 121 scheduled time, proximity transducer 400 produces sensing signal, be then determined with enabling demand.Controller 500 produces control signal subsequently, and drive circuit 600 upon receiving the control signal, produces drive singal, drives door opener 300 door capable of being opened body 200.
Scheduled time basic settings is 0.1-3 second.The fastest time being people and can reacting for 0.1 second, if there is foreign matter to push down near district 121 in 3 seconds these blinks, be difficult to spontaneous pressure more once, enough users complete close during this period of time simultaneously, away from the action also stopped, user will be made to produce sense of discomfort because of overlong time again simultaneously.
In other words, described heated material make continuously close, away from, again close to after district 121 scheduled time, controller 500 judges to need to open the door, thus produces control signal, and then produce drive singal, driving gate body 200 is opened.
So, while beating opening door body 200, effectively can get rid of the interference of maloperation, improve the accuracy of user input instruction.
Fig. 2 is the control panel internal circuit configuration schematic diagram according to the utility model embodiment,
Proximity transducer 400 for sense heated material whether near and produce sensing signal.Controller 500 is by electric capacity C1, and electric capacity C2, crystal oscillator OSC1, resistance R1, single-chip microcomputer IC1 form, and needs to open the door, and send control signal for judging whether according to described sensing signal.Drive circuit 600 is made up of triode Q1, relay R LY1, and for producing drive singal according to described control signal when needs open the door, described drive singal is for driving door opener 300 door capable of being opened body 200.
Fig. 3 is the operating principle schematic diagram of the micro-wave oven of embodiment of the present utility model, when not having object proximity near district, proximity transducer the 2nd pin-OUT signal (as shown in Figure 3) exports high level, when there being object proximity near district, and OUT signal output low level.
Another operating principle schematic diagram of the micro-wave oven of Fig. 4 embodiment of the present utility model, when heated material close to after district 121 certain hour away near district 121, after certain hour again close near district time 121, be judged as enabling demand.In other words, controller 500 receives the low level signal of the double output of proximity transducer 400, and signal duration and interval time are all in 0.1-3 second, have been judged as enabling demand.Controller 500 gives RLY_C (as shown in Figure 4) high level signal and described drive singal immediately, opens relay R LY1, drives door opener 300, open fire door by drive circuit 600.
Certain controller internal constituent elements, signal type, signal transmission form are not limited to present embodiment.
The microwave oven door-opening method of the utility model better embodiment, by proximity transducer detection enabling desired signal, only need staff, container or heated material itself by required mode close to micro-wave oven, fire door can be opened automatically.Simple to operate, convenient, solve the difficult problem that both hands end container is difficult to open the door.
Meanwhile, this method only needs near proximity transducer, does not need directly and micro-wave oven comes in contact, clean hygiene.
In addition, this method adopts and meets the detection method of timing requirements by double near zone of approach, gets rid of abnormal interference, improves reliability, enhance the practicality of method.
In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " exemplary embodiment ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with described embodiment or example are contained at least one embodiment of the present utility model or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
Although illustrate and described embodiment of the present utility model, those having ordinary skill in the art will appreciate that: can carry out multiple change, amendment, replacement and modification to these embodiments when not departing from principle of the present utility model and aim, scope of the present utility model is by claim and equivalents thereof.
Claims (6)
1. a micro-wave oven, is characterized in that, comprising:
Body, described body is formed with the microwave chamber for heating;
Men Ti, is connected with described body, for microwave chamber described in opening and closing of fault;
Door opener;
Proximity transducer, for sense heated material whether near and produce sensing signal;
Controller, is connected with described proximity transducer, needs to open the door, and send control signal for judging whether according to described sensing signal; And
Drive circuit, is connected with described controller and described door opener, and for producing drive singal according to described control signal when needs open the door, described drive singal opens described door body for driving described door opener.
2. micro-wave oven as claimed in claim 1, it is characterized in that, described body comprises front surface, and described door body is arranged on described front surface, and described front surface is formed near district, and described proximity transducer is arranged on described in district.
3. micro-wave oven as claimed in claim 2, is characterized in that, described micro-wave oven also comprises and being arranged on described front surface and the control panel of contiguous described door body, for receiving user's input command, to be describedly arranged in described control panel near district.
4. micro-wave oven as claimed in claim 2, is characterized in that, described close district is formed with outline line on described front surface.
5. micro-wave oven as claimed in claim 1, is characterized in that, described proximity transducer is used for when described heated material is in preset distance, produces described sensing signal.
6. micro-wave oven as claimed in claim 5, it is characterized in that, described preset distance is 1-8 millimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520266810.1U CN204786620U (en) | 2015-04-27 | 2015-04-27 | Microwave oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520266810.1U CN204786620U (en) | 2015-04-27 | 2015-04-27 | Microwave oven |
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| Publication Number | Publication Date |
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| CN204786620U true CN204786620U (en) | 2015-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520266810.1U Active CN204786620U (en) | 2015-04-27 | 2015-04-27 | Microwave oven |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104764062A (en) * | 2015-04-27 | 2015-07-08 | 广东美的厨房电器制造有限公司 | Microwave and control method thereof |
| CN105496228A (en) * | 2016-01-28 | 2016-04-20 | 广东美的厨房电器制造有限公司 | Barbecue appliance |
-
2015
- 2015-04-27 CN CN201520266810.1U patent/CN204786620U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104764062A (en) * | 2015-04-27 | 2015-07-08 | 广东美的厨房电器制造有限公司 | Microwave and control method thereof |
| CN105496228A (en) * | 2016-01-28 | 2016-04-20 | 广东美的厨房电器制造有限公司 | Barbecue appliance |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |