CN206430202U - A kind of high efficiency and heat radiation built-in microwave oven - Google Patents

A kind of high efficiency and heat radiation built-in microwave oven Download PDF

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Publication number
CN206430202U
CN206430202U CN201621377005.7U CN201621377005U CN206430202U CN 206430202 U CN206430202 U CN 206430202U CN 201621377005 U CN201621377005 U CN 201621377005U CN 206430202 U CN206430202 U CN 206430202U
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China
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heater
air
surface frame
electric apparatus
apparatus room
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CN201621377005.7U
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任富佳
阮华平
单晓凯
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Hangzhou Robam Appliances Co Ltd
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Hangzhou Robam Appliances Co Ltd
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Abstract

The utility model discloses a kind of high efficiency and heat radiation built-in microwave oven, including body of heater, it is located at the positive surface frame of body of heater, cooking cavity and electric apparatus room are separated into body of heater, cooling blower is provided with electric apparatus room at the body of heater back side, the body of heater back side is provided with the wind inlet connected with electric apparatus room, gap between the left and right sides and the back side of body of heater and the madial wall of cabinet preformed hole forms air intake passage, demarcation strip between cooking cavity and electric apparatus room is provided with air vent, the upper side and lower side of body of heater is respectively equipped with air-out passage, air vent of the lower wall of electric apparatus room provided with the air-out passage on the downside of insertion body of heater, air vent of the upper side wall of cooking cavity provided with air-out passage on the upside of insertion body of heater, surface frame is respectively arranged on the left side and the right side the fresh air inlet connected with air intake passage, the both sides up and down of surface frame are respectively equipped with the exhaust vent connected with air-out passage.The utility model can significantly increase intake and air output, while good air circulation can be formed, so as to effectively improve the radiating effect of micro-wave oven.

Description

A kind of high efficiency and heat radiation built-in microwave oven
Technical field
The utility model is related to a kind of micro-wave oven, more particularly, to a kind of insertion type micro-wave with great heat radiation effect Stove.
Background technology
With stepping up for people's living standard, the kitchen that integral cabinet attractive in appearance has come into huge numbers of families is cleaned, is made For the conventional cooking furnace in kitchen, original micro-wave oven is also embedded in integral cabinet, so that drop improves kitchen significantly Aesthetic property.Existing built-in microwave oven is typically the reserving installation hole on cabinet, then micro-wave oven is put into preformed hole, together When before micro-wave oven set panel, to cover the gap between micro-wave oven and preformed hole.In order to not destroy U.S. of cabinet See, the gap between the preformed hole of cabinet and the shell of micro-wave oven would generally be designed to as far as possible small by people, but micro-wave oven exists Many heats can be produced during work, cabinet interior narrow space is highly detrimental to the radiating of micro-wave oven, thus easily causes micro- Ripple stove is damaged or service life shortens, or even is easily caused wooden cabinet to damage or triggered fire.Therefore, people are Embedded Cooling blower is set in micro-wave oven, will pass through the radiating that micro-wave oven is realized in air blast cooling measure.But, it is existing to pass through cooling The built-in microwave oven of blower fan forced heat radiation still has following defect in terms of radiating:It is known that air-cooled pressure dissipates Heat is needed with enough air inlet and air outlet, in order to there is enough cold airs to enter, while hot-air can be made quick Ground is distributed, but the cabinet interior space for installing built-in microwave oven is very narrow and small, and is substantially at closed state, because This itself does not have air intake and the passage of air-out substantially, and people are typically the upper panel setting air outlet in micro-wave oven, Lower panels set air inlet, so as to realize the circulation cooling of air.But the hot-air on micro-wave oven top easily enters with bottom The cold air mixing that air port enters, that is to say, that be easily mixed with the hot-air for needing to discharge in the cold air of cooling blower suction, So as to reduce circulation cooling effect.In addition, the air inlet for the air outlet and lower panels for relying on upper panel merely can make air intake Amount and air output are extremely limited, and then influence the radiating effect of micro-wave oven, particularly, wait the summer for running into high temperature, or Person's micro-wave oven long period running hours, still easily make micro-wave oven cause failure because temperature rise is too high.
Utility model content
The purpose of this utility model be in order to solve intake and air output present in existing built-in microwave oven it is small, And the problem of complete circulation can not be formed between air intake and air-out both may be used there is provided a kind of high efficiency and heat radiation built-in microwave oven Intake and air output are significantly increased, while good air circulation can be formed, so as to effectively improve the radiating of micro-wave oven Effect, to improve the use of microwave ovens life-span, it is to avoid micro-wave oven is because of temperature rise is too high and easily occurs security incident.
To achieve these goals, the utility model uses following technical scheme:
A kind of high efficiency and heat radiation built-in microwave oven, including the body of heater being embedded in cabinet preformed hole, set in the front of body of heater Have what is be arranged side by side in the surface frame for surrounding body of heater and closet surface of fitting, the body of heater by vertical divides into left and right Cooling blower is provided with cooking cavity and electric apparatus room, the electric apparatus room at the body of heater back side, the body of heater back side is provided with and electrical equipment The wind inlet of room connection, the gap between the left and right sides and the back side of the body of heater and the madial wall of cabinet preformed hole forms air intake Passage, the demarcation strip between the cooking cavity and electric apparatus room is provided with air vent, and the upper side and lower side of body of heater is respectively equipped with air-out Passage, air vent of the lower wall provided with the air-out passage on the downside of insertion body of heater of electric apparatus room, the upper side wall of cooking cavity is provided with insertion The air vent of air-out passage on the upside of body of heater, the surface frame is respectively arranged on the left side and the right side fresh air inlet, and the fresh air inlet leads to air intake Road is connected, and the both sides up and down of the surface frame are respectively equipped with exhaust vent, and the exhaust vent is connected with the air-out passage of corresponding side.
It is respectively provided between the upper and lower, left and right of micro-wave oven and cabinet preformed hole of the present utility model and the side wall of inner side five Gap, radiates in order to the circulation of air, and body of heater front then sets the surface frame for surrounding body of heater, so as to effectively cover body of heater Gap between preformed hole, it is ensured that the overall appearance of built-in microwave oven.Particularly, the left and right sides and the back side of body of heater and cupboard Gap between the madial wall of cabinet preformed hole is formed naturally air intake passage, and sets and enter respectively in the left and right sides of surface frame The fresh air inlet of wind passage connection, therefore, the utility model has the air intake passage of bilateral, so as to significantly increase intake. In addition, air-out passage is respectively equipped with the upper side and lower side of body of heater, and the both sides up and down of surface frame are respectively equipped with and air-out passage The exhaust vent of connection, so as to increase air output, is advantageously implemented good thermal cycle.When micro-wave oven works, cooling blower Operating is so as to produce a negative pressure, and the cold air of outside can be entered by the fresh air inlet in the surface frame of the body of heater left and right sides, and be passed through Cross the air intake passage of left and right two to reach at the back side of body of heater, the wind inlet then connected with electric apparatus room by the body of heater back side enters, and Blowed by cooling blower and enter electric apparatus room, the electric elements such as the magnetron in electric apparatus room, bulb, Frequency device and electric-controlled plate are entered Row sufficiently cooling, then air of the part Jing Guo heat exchange is discharged from the air vent of the lower wall of electric apparatus room, then passes through body of heater Exhaust vent discharge of the air-out passage of downside on the downside of surface frame;Air of the other part Jing Guo heat exchange then passes through cooking cavity and electricity The air vent on demarcation strip between device room enters in cooking cavity, so as to carry out effective cooling to cooking cavity, now temperature liter The air-out passage that high hot-air enters on the upside of body of heater from the air vent of cooking cavity upper side wall, finally via the air-out on the upside of surface frame Hole is discharged.That is, the utility model has two exhaust vents and two air-out passages spaced apart from each other, so as to be formed Two heat dissipation channels that are separate and being separated with air intake passage, are on the one hand conducive to improving radiating effect, it is to avoid air It is mutually mixed, is on the other hand conducive to the good heat radiating of the electric elements in electric apparatus room, so as to improves the use of microwave ovens longevity Life, it is to avoid micro-wave oven is because of temperature rise is too high and easily occurs security incident.
Lead to preferably, being provided with the electric apparatus room on horizontal diaphragm plate, the demarcation strip between cooking cavity and electric apparatus room Air holes is connected with the electric apparatus room on diaphragm plate top.
Diaphragm plate by electric apparatus room be separated into above and below two chambers, so as to be conducive to air by heat exchange respectively above and below Two air-out passages are discharged.Particularly, we can set the position of diaphragm plate according to different radiating requirements, so that rationally Ground distributes the air mass flow of two heat dissipation channels.
Preferably, the surface frame is in three-back-shaped, the body of heater is located in the endoporus of surface frame, and the exhaust vent in surface frame is set On the wall of surface frame endoporus side, the body of heater upper edge and lower edge are respectively equipped with wind-guiding chamfering, so that in body of heater upper and lower sides The air outlet for splitting shape is formed between face and surface frame.
Because exhaust vent is arranged on the wall of surface frame endoporus side, therefore, the front of surface frame not can be appreciated that exhaust vent, be conducive to carrying The overall aesthetic degree of high built-in microwave oven, hot-air discharges after-blow to the upper of tilting furnace from the exhaust vent of surface frame endoporus side wall Lower two sides, the then guiding Jing Guo inclined wind-guiding chamfering is forwardly discharged, and is split the air outlet of shape and can be significantly decreased The flow velocity of hot blast, thus be conducive to avoiding directing out the problem of discharge hot-air is easily damaged to user.
Preferably, the fresh air inlet of the surface frame left and right sides is separately positioned on the lateral surface of left and right sides surface frame, from And the front of surface frame is not can be appreciated that fresh air inlet, be conducive to improving the aesthetic property of micro-wave oven.
Preferably, the upper side wall of the body of heater is stepped, and the ladder of upper side wall is gradually reduced from the inside to the outside, institute State the cover lid that air-out passage on the upside of body of heater includes being arranged on body of heater upper side wall, interior relative with body of heater upper side wall of the cover lid Side wall is provided with some downwardly convex hemispherical salient points.
Due to the steam of more cooking cavity formation can be contained from the hot-air of the air-out passage discharge on the upside of body of heater, because This, easily forms condensed water in the air-out passage of upside.The utility model is set in the cover lid madial wall relative with body of heater upper side wall Some downwardly convex hemispherical salient points are put, are conducive to accelerating cohesion condensed water, the condensing drip condensed in hemispherical projections Drop on following stair-stepping body of heater upper side wall, you can outwards flowed along the upper side wall gradually reduced from the inside to the outside, most Think two discharges via exhaust vent downward in surface frame eventually, be effectively prevented from condensed water accumulating in air-out passage.
Therefore, the utility model has the advantages that:Both intake and air output can be significantly increased, while can shape Into good air circulation, so as to effectively improve the radiating effect of micro-wave oven, to improve the use of microwave ovens life-span, it is to avoid micro- Ripple stove is because of temperature rise is too high and easily occurs security incident.
Brief description of the drawings
Fig. 1 is a kind of sectional view of vertical section of the present utility model.
Fig. 2 is a kind of sectional view of horizontal cross-section of the present utility model.
Fig. 3 is the sectional view of another vertical section of the present utility model.
In figure:1st, body of heater 11, cooking cavity 12, electric apparatus room 121, diaphragm plate 13, cooling blower 14, wind inlet 15, Demarcation strip 16, air vent 17, wind-guiding chamfering 2, air intake passage 3, surface frame 31, fresh air inlet 32, exhaust vent 4, air-out passage 41st, the hemispherical salient point 5 of cover lid 411, screen pack.
Embodiment
The utility model is further described with embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1 and Figure 2, a kind of high efficiency and heat radiation built-in microwave oven, includes the body of heater 1 of rectangular-shape, and body of heater is to be embedded In cabinet preformed hole, certainly, it would be desirable to make preformed hole size be more than body of heater size, so as in body of heater except just 5 beyond face can form gap between side and preformed hole, to be conducive to air cycle heat radiation, the left and right sides of body of heater and the back of the body Gap between the madial wall of face and cabinet preformed hole forms air intake passage 2.In addition, a Back Word need to be set in the front of body of heater The surface frame 3 of shape, that is to say, that surface frame has an endoporus of rectangle, and surface frame has three-back-shaped surface and integrally connects It is connected on the side of three-back-shaped surface outer edge.Body of heater is located in the endoporus of surface frame, and the front and the surface of surface frame of body of heater are neat It is flat, the side laminating closet surface on surface frame outer ledge, so that the surface of surface frame is higher by the surface of cabinet, and surface frame is sealed The gap up and down of the preformed hole of stifled body of heater and cabinet.In addition, set vertical demarcation strip 15 in body of heater, so that by body of heater Inside is separated into the cooking cavity 11 and electric apparatus room 12 that left and right is arranged side by side, and electric apparatus room domestic demand sets magnetron, bulb, Frequency device With the electric elements such as electric-controlled plate, because micro-wave oven belongs to prior art in itself, therefore, for the structure in electric apparatus room and corresponding Electric elements do not do excessive description.
In order that micro-wave oven can form good radiating, it would be desirable to set one at the body of heater back side in electric apparatus room Cooling blower 13, to suck the cold air of outside.Certainly, it would be desirable to which the air draught connected with electric apparatus room is set at the body of heater back side Hole 14, fresh air inlet 31 is set in the left and right sides of surface frame respectively, so that fresh air inlet is connected with air intake passage.Then in culinary art Air vent 16 is set on the demarcation strip between chamber and electric apparatus room, and between the both sides up and down of body of heater and the madial wall of cabinet preformed hole Gap form air-out passage 4, the lower wall of electric apparatus room sets the air vent of the air-out passage on the downside of insertion body of heater, cooking cavity Upper side wall sets the air vent of air-out passage on the upside of insertion body of heater.Also, it would be desirable to set respectively in the both sides up and down of surface frame Exhaust vent 32, the exhaust vent of upside is connected with the air-out passage on the upside of body of heater, and the air-out on the downside of the exhaust vent and body of heater of downside is led to Road is connected.
When micro-wave oven works, cooling blower is operated simultaneously, so as to produce a negative pressure, the cold air of outside can be by face The fresh air inlet of the frame left and right sides enters air intake passage and reached at the back side of body of heater, is then connected by the body of heater back side with electric apparatus room Wind inlet enter, and blowed by cooling blower and enter electric apparatus room, now dry cold air can be to the magnetic control in electric apparatus room The electric elements such as pipe, bulb, Frequency device and electric-controlled plate are sufficiently cooled.Then air of the part Jing Guo heat exchange is from electricity The air vent discharge of the lower wall of device room, then discharged by exhaust vent of the air-out passage on the downside of body of heater on the downside of surface frame; Air of the other part Jing Guo heat exchange then enters cooking cavity by the air vent on the demarcation strip between cooking cavity and electric apparatus room Interior, so as to carry out effective cooling to cooking cavity, now the elevated hot-air of temperature enters from the air vent of cooking cavity upper side wall Air-out passage on the upside of body of heater, is finally discharged via the exhaust vent on the upside of surface frame.It should be noted that the upside of body of heater and The air-out passage of downside can be set to enclosed construction, so that air intake passage and air-out passage are spaced from each other, be conducive to improving scattered Thermal effect, it is to avoid air is mutually mixed, meanwhile, first the electric elements of electric apparatus room are entered from the drying cold air of outside suction Row cooling, it can thus be ensured that electric apparatus room obtains good heat radiating, so as to effectively improve the use of microwave ovens life-span, it is to avoid micro-wave oven Because of the security incident that temperature rise is too high and easily occurs.
Specifically, as shown in figure 3, the air-out passage on the upside of body of heater includes the cover lid 41 being arranged on body of heater upper side wall, on The cover lid in portion has upper wall and left side wall, right side wall, rear wall, and upper wall, left side wall and right side wall are connected with surface frame, so that Form the air-out passage of a closing;Air-out passage on the downside of body of heater includes the cover lid being arranged in body of heater lower wall, bottom Cover lid has lower wall and left side wall, right side wall, rear wall, and lower wall, left side wall and right side wall are connected with surface frame, so as to be formed The air-out passage of one closing.
In addition, we can set the diaphragm plate 121 of level in electric apparatus room, and the demarcation strip between cooking cavity and electric apparatus room On air vent connected with the electric apparatus room on diaphragm plate top.So, diaphragm plate by electric apparatus room be separated into above and below two chambers, cooling The cold air of blower fan blowout is respectively enterd in the upper and lower chamber of electric apparatus room, and we can set diaphragm plate according to different radiating requirements Position, specifically, into electric apparatus room lower chamber cold air can be less than enter upper chamber cold air.Lower chamber After cold air is cooled down to part electric elements therein, it can be discharged from the air vent of the lower wall of electric apparatus room, then pass through stove Exhaust vent of the air-out passage on the downside of surface frame on the downside of body is discharged;And the cold air of upper chamber is then in upper chamber Air vent after electric elements are cooled down on demarcation strip enters to be cooled down in cooking cavity, now the elevated hot-air of temperature from The air-out passage that the air vent of cooking cavity upper side wall enters on the upside of body of heater, is finally discharged via the exhaust vent on the upside of surface frame.
In order to not destroy the attractive in appearance of surface frame, the exhaust vent in surface frame can be arranged on the wall of surface frame endoporus side by we, so, The hot-air discharged from exhaust vent can be discharged at the gap between surface frame endoporus side wall and body of heater.Certainly, Wo Menke Wind-guiding chamfering 17 is set respectively in body of heater upper edge and lower edge, so that body of heater dips down close to positive upper side Tiltedly, and body of heater is inclined upwardly close to positive downside, and then between the upper and lower side of body of heater and surface frame respectively formed split shape Air outlet.Hot-air discharges after-blow to the inclined side in both sides above and below body of heater from the exhaust vent of surface frame endoporus side wall, then passes through The guiding of inclined wind-guiding chamfering is forwardly discharged.Because the air outlet for splitting shape is inner small and outside big, thus hot blast can be significantly decreased The flow velocity discharged, it is to avoid direct out the problem of discharge hot-air is easily damaged to user.Correspondingly, surface frame is left The fresh air inlet of right both sides can be separately positioned on the lateral surface of left and right sides surface frame, so that the front of surface frame not can be appreciated that air intake Hole, is conducive to improving the aesthetic property of micro-wave oven.
Further, the upper side wall of body of heater is stepped, and the ladder of upper side wall is gradually reduced from the inside to the outside, on body of heater The upper wall that the cover lid of the air-out passage of side is relative with body of heater upper side wall sets some downwardly convex hemispherical salient points 411.So, Condensed water is condensed into the air-out passage on top by the hot-air of cooking cavity in the air-out passage of upside, hemispherical is condensed in Condensed water in projection can drip quickly to be dropped on following stair-stepping body of heater upper side wall, and along gradually reducing from the inside to the outside Upper side wall outwards flow, finally discharged via exhaust vent downward in surface frame, be effectively prevented from condensed water logical in air-out Accumulating in road.
It should be noted that we can be set at the body of heater back side sets corresponding screen pack 5 at wind inlet, it is tiny to prevent Magazine etc. enter in electric panel room, and the motor of cooling blower can use variable speed electric motors, particularly, and close to exhaust vent in surface frame Place sets corresponding temperature sensor.When the hot air temperature of discharge is higher, you can improve cooling blower rotating speed, to increase Intake and exhaust air rate, are conducive to micro-wave oven radiating and cooling.

Claims (5)

1. a kind of high efficiency and heat radiation built-in microwave oven, including the body of heater being embedded in cabinet preformed hole, are provided with the front of body of heater Surround in the surface frame of body of heater and closet surface of fitting, the body of heater by vertical divides into cooking that left and right is arranged side by side Prepare food chamber and electric apparatus room, be provided with cooling blower in the electric apparatus room at the body of heater back side, it is characterized in that, the body of heater back side is provided with The wind inlet connected with electric apparatus room, the gap shape between the left and right sides and the back side of the body of heater and the madial wall of cabinet preformed hole Into air intake passage, the demarcation strip between the cooking cavity and electric apparatus room is provided with air vent, and the upper side and lower side of body of heater is set respectively There is air-out passage, air vent of the lower wall provided with the air-out passage on the downside of insertion body of heater of electric apparatus room, the upper side wall of cooking cavity is set Have an air vent of air-out passage on the upside of insertion body of heater, the surface frame is respectively arranged on the left side and the right side fresh air inlet, the fresh air inlet with Air intake passage is connected, and the both sides up and down of the surface frame are respectively equipped with exhaust vent, the air-out passage of the exhaust vent and corresponding side Connection.
2. a kind of high efficiency and heat radiation built-in microwave oven according to claim 1, it is characterized in that, water is provided with the electric apparatus room Air vent is connected with the electric apparatus room on diaphragm plate top on flat diaphragm plate, the demarcation strip between cooking cavity and electric apparatus room.
3. a kind of high efficiency and heat radiation built-in microwave oven according to claim 1, it is characterized in that, the surface frame in three-back-shaped, The body of heater is located in the endoporus of surface frame, and the exhaust vent in surface frame is arranged on the wall of surface frame endoporus side, the body of heater upper edge Wind-guiding chamfering is respectively equipped with lower edge, so as to form the air outlet for splitting shape between body of heater upper and lower side and surface frame.
4. a kind of high efficiency and heat radiation built-in microwave oven according to claim 1, it is characterized in that, the surface frame left and right sides Fresh air inlet is separately positioned on the lateral surface of left and right sides surface frame.
5. a kind of high efficiency and heat radiation built-in microwave oven according to claim 1 or 2 or 3 or 4, it is characterized in that, the body of heater Upper side wall it is stepped, and the ladder of upper side wall gradually reduces from the inside to the outside, and the air-out passage on the upside of the body of heater includes It is arranged on the cover lid on body of heater upper side wall, the cover lid madial wall relative with body of heater upper side wall is provided with some downwardly convex half Spherical salient point.
CN201621377005.7U 2016-12-15 2016-12-15 A kind of high efficiency and heat radiation built-in microwave oven Active CN206430202U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621377005.7U CN206430202U (en) 2016-12-15 2016-12-15 A kind of high efficiency and heat radiation built-in microwave oven

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621377005.7U CN206430202U (en) 2016-12-15 2016-12-15 A kind of high efficiency and heat radiation built-in microwave oven

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110274266A (en) * 2019-07-11 2019-09-24 广东格兰仕集团有限公司 A kind of improvement commercial microwave oven
CN111096687A (en) * 2018-10-25 2020-05-05 宁波方太厨具有限公司 Embedded oven

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111096687A (en) * 2018-10-25 2020-05-05 宁波方太厨具有限公司 Embedded oven
CN111096687B (en) * 2018-10-25 2023-02-28 宁波方太厨具有限公司 Embedded oven
CN110274266A (en) * 2019-07-11 2019-09-24 广东格兰仕集团有限公司 A kind of improvement commercial microwave oven
CN110274266B (en) * 2019-07-11 2024-06-04 广东格兰仕集团有限公司 Improved commercial microwave oven

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