CN101737832A - Door-cooling system with ventilation hood function for microwave oven - Google Patents

Door-cooling system with ventilation hood function for microwave oven Download PDF

Info

Publication number
CN101737832A
CN101737832A CN200810054382A CN200810054382A CN101737832A CN 101737832 A CN101737832 A CN 101737832A CN 200810054382 A CN200810054382 A CN 200810054382A CN 200810054382 A CN200810054382 A CN 200810054382A CN 101737832 A CN101737832 A CN 101737832A
Authority
CN
China
Prior art keywords
door
cooling
air
furnace chamber
fire door
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN200810054382A
Other languages
Chinese (zh)
Inventor
李秉千
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LG Electronics Tianjin Appliances Co Ltd
Original Assignee
LG Electronics Tianjin Appliances Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by LG Electronics Tianjin Appliances Co Ltd filed Critical LG Electronics Tianjin Appliances Co Ltd
Priority to CN200810054382A priority Critical patent/CN101737832A/en
Publication of CN101737832A publication Critical patent/CN101737832A/en
Pending legal-status Critical Current

Links

Images

Landscapes

  • Electric Ovens (AREA)

Abstract

The invention relates to a door-cooling system with ventilation hood function for a microwave oven. The door of the microwave oven can selectively open and close a cooking chamber which is arranged inside an oven chamber component. The door-cooling system with the ventilation hood function for the microwave oven is characterized in that: an oven door cooling flow passage for cooling operation is arranged inside the oven door, and air flowing in the door cooling flow passage and cooling the door is transferred to the interior of the oven chamber component. The door-cooling system with the ventilation hood function for the microwave oven has the following advantages that: adjacent spaces of the microwave oven can be effectively used; food inside or outside the cooking chamber can be easily taken out or put in; the door can be easily separated; the area of an electric room is fully guaranteed; structural members can be easily maintained or changed; and the damage of a display part, accidental injuries of a user and the like can be prevented.

Description

The door-cooling system that possesses ventilation hood function for microwave oven
Technical field
The present invention relates to possess the micro-wave oven of function of ventilation hood, more detailed says so, the door-cooling system that possesses ventilation hood function for microwave oven that can cool off the fire door that opens and closes the culinary art chamber.
Background technology
Micro-wave oven is a kind of electric household appliance that utilizes microwave and heater heat that food is cooked.In general, include in the micro-wave oven: the furnace chamber assembly that is provided with the culinary art chamber; Being installed on the furnace chamber assembly, is the fire door that is used for optionally opening and closing the culinary art chamber that center, other end fore-and-aft direction rotate with the one end.
In addition, can possess function of ventilation hood in the micro-wave oven, it is by being installed on the inside of furniture cabinet, and is used for guiding and discharges the flue gas that the cooker installed the below produces in the cooking food process.And, in the fire door of culinary art chamber, be provided with and be used to import the various operation signals relevant, and show the display part of operating relevant various information with micro-wave oven to the outside with the operation of micro-wave oven.
But, at the micro-wave oven of above-mentioned prior art and possess that there are the following problems in the micro-wave oven of function of ventilation hood.
As mentioned above, fire door is that center, other end fore-and-aft direction rotate with the one end, optionally to open and close the culinary art chamber, therefore, under culinary art chamber opened state, fire door will be positioned at the place ahead of culinary art chamber, place article thereby be difficult in the space near the both sides of micro-wave oven.
And fire door its rotating operation under the state of open culinary art chamber is unrestricted, therefore, puts into/take out the process of food in the inside/outside portion to the culinary art chamber, and fire door can rotate arbitrarily, and may hinder food put into/take out operation.
In addition, the micro-wave oven that possesses function of ventilation hood is installed on the inside of furniture cabinet, but, be installed at micro-wave oven under the state of furniture cabinet inside, be used for the rotating hinge that is supported in the furnace chamber component internal of fire door will be positioned at the inside of furniture cabinet, thus, for fire door is separated from the furnace chamber assembly, micro-wave oven need be separated with the furniture cabinet, thereby in operation, exist inconvenient.
And in possessing the micro-wave oven of function of ventilation hood, the inside of furnace chamber assembly is provided with the stream that is used for function of ventilation hood, thus, the area in electric component space is set in the inside of furnace chamber assembly, and promptly the area of electric panel room will reduce relatively owing to the existence of stream.
In fact, also will be positioned at the inside of furniture cabinet, and thus, in order to keep in repair or change electric component etc., micro-wave oven need be separated from the furniture cabinet, thereby in operation, exist inconvenient at the various structure members of the electric component that comprises the setting of furnace chamber component internal.
In addition, fire door may obtain heating by the heat that produces in the process of cooking food in the culinary art chamber, and thus, the display part that is provided with in the fire door may sustain damage, or may be injured in the process that the user holds in order to open and close fire door.
Summary of the invention
In order to solve aforesaid problems of the prior art, the object of the present invention is to provide a kind of door-cooling system that possesses ventilation hood function for microwave oven, in the present invention, can more effectively use adjacent space.
Another object of the present invention is to provide a kind of door-cooling system that possesses ventilation hood function for microwave oven, can be easy to put into/take out the food that is used for cooking operation.
Another object of the present invention is to provide a kind of door-cooling system that possesses ventilation hood function for microwave oven, can be easy to carry out the lock out operation of fire door.
Another object of the present invention is to provide a kind of door-cooling system that possesses ventilation hood function for microwave oven, can guarantee the area of electric panel room.
Another object of the present invention is to provide a kind of door-cooling system that possesses ventilation hood function for microwave oven, can be easy to the maintenance of implementation structure parts or change operation.
Another object of the present invention is to provide a kind of door-cooling system that possesses ventilation hood function for microwave oven, the damage that the display part that is provided with in the fire door will be subjected to reaches and minimizes.
Another object of the present invention is to provide a kind of door-cooling system that possesses ventilation hood function for microwave oven, the injured situation of user will be minimized.
In order to achieve the above object, the door-cooling system that possesses ventilation hood function for microwave oven among the present invention, related door of microwave oven optionally opens and closes the culinary art chamber that the furnace chamber component internal is provided with, it is characterized in that: be provided with the fire door cooling flowing path that is used for cooling down operation in the inside of fire door, air mobile and the cooling fire door will be delivered to the inside of furnace chamber assembly in the door cooling flowing path.
Feature of the present invention also is: an end is formed with at least one suction hole that allows air to flow into a cooling flowing path inside on fire door, a side of the fire door of set a distance is formed with at least one steam vent both being separated by with suction hole, flows in the air that a cooling flowing path and cool furnace be delivered to the furnace chamber component internal behind the door and obtains discharging thereby make.
Feature of the present invention also is, also includes: be arranged at the inside that the handle of fire gate of fire door front is fixed at two ends, be communicated with and cool off the handle cooling flowing path of door handle with the door cooling flowing path.
Feature of the present invention also is: the door cooling flowing path will guide both sides and the bottom that flow to door by the suction hole inhaled air, and discharge by steam vent.
Feature of the present invention also is: be provided with in the inside of the fire door of the inside that is equivalent to a cooling flowing path and be used to import the various operation signals relevant with the operation of micro-wave oven, and being used for showing the display part of the various information relevant with the operation of micro-wave oven to the outside, display part will obtain by the air that flows in a cooling flowing path cooling off.
Feature of the present invention also is: flow air forms by the cooling fan assembly that is arranged at furnace chamber assembly one side in door cooling flowing path and the handle cooling flowing path, and forms the air that flows in the furnace chamber component internal.
In order to achieve the above object, the door-cooling system that possesses ventilation hood function for microwave oven in another embodiment of the present invention, be used to cool off the door for microwave oven of the culinary art chamber that optionally opens and closes the setting of furnace chamber component internal, it is characterized in that, door for microwave oven includes: be arranged at the inside of door and include the fire door panel that forms the front outward appearance, be arranged at the rear of door face board and prevent the furnace door frame of microwave leakage, and be arranged at the rear of door frame and form the fire door cooling flowing path of the stop lid of the inside outward appearance to the internal irradiation of culinary art chamber; Be arranged at its two ends and be fixed in the inside of handle of fire gate of the front of door face board, and the handle cooling flowing path that is communicated with the door cooling flowing path.
And, feature of the present invention also is: the door cooling flowing path constitutes ' ㄈ ' shape of opening upward in the inside of fire door, on fire door, be formed with and be communicated with the both ends of door cooling flowing path respectively and make air be drawn at least one suction hole of inside of door, and at least one steam vent that makes the air that flows in a cooling flowing path cooling door and be delivered to the inside of furnace chamber assembly obtain discharging.
And feature of the present invention also is: flowing of flow air will be formed by the cooling fan of a side that is arranged at the furnace chamber assembly in door cooling flowing path and the handle cooling flowing path, and forms the air that flows in the furnace chamber component internal.
And, feature of the present invention also is: in order optionally to open and close the culinary art chamber, fire door will be being installed on the furnace chamber assembly of center, the rotation of lower end above-below direction with its upper end, be provided with to be used to guide in the front of furnace chamber assembly one side and flow in that it is inner and discharge the air grid of air to the outside, be provided with anti-interference part on the top of fire door, in opening and closing culinary art chamber fire door rotating process, anti-interference part will prevent that fire door and air grid from interfering.
And feature of the present invention also is: steam vent is formed at a side of anti-interference part, is formed with intercommunicating pore in air grid, covers at fire door under the state of culinary art chamber, and intercommunicating pore is communicated with steam vent, makes transfer of air arrive the inside of furnace chamber assembly.
And feature of the present invention also is: the preceding surface member of the front outward appearance that anti-interference part will be by forming door covers.
And feature of the present invention also is: preceding surface member is a front glass.
Below, will the effect that possesses the door-cooling system of ventilation hood function for microwave oven of the present invention that said structure constitutes be described.
In the present invention, being used for optionally opening and closing the fire door of cooking the chamber will be the center with its upper end, rotate its lower end direction up and down, and carry out opening and closing operations, therefore, open and open under the state of culinary art chamber at door, also can freely use the space, the left and right sides of micro-wave oven, thereby can more effectively use the space in the kitchen that micro-wave oven is installed.
In the present invention, in culinary art chamber opened state, fire door will be supported by the state that gas spring or cam hinge are held open, thus, to can not be subjected to the obstruction of door in the process of taking out/putting into food to the inside and outside of culinary art chamber, thus use micro-wave oven that can be convenient.
In the present invention, be used for the rotating Ringe assembly that is supported in the furnace chamber assembly of fire door is exposed to the outside of the furniture cabinet that micro-wave oven is installed, thus, need not micro-wave oven is separated from the furniture cabinet, door is separated from the furnace chamber assembly.
In the present invention, upper end at the corresponding fire door of the air grid of the air of discharging to the outside with the inside that is used to guide the furnace chamber assembly is provided with anti-interference part, thus, fire door is rotated and opening and closing in the process of culinary art chamber, can prevent to interfere between door and the air grid.
In the present invention, the service openings of front one side that can be by being arranged at the furnace chamber assembly repairs or replaces operation to the electric component that is installed on electric panel room, thereby can realize the maintenance operation more simply rapidly of product.
In the present invention, can in fact reduce the flow section of ventilation stream by air guiding device, thereby can increase the area of electric panel room, thus, when can fully guaranteeing the area of electric panel room, with the bootable air that flows in the ventilation stream and discharge to the outside of furnace chamber assembly.
In the present invention, lead be pulled out/be inserted to the display part that the various parts that are provided with for the inside that connects the furnace chamber assembly and the inside of door are provided with will by the space that forms between air grid and the wire cover, thus, the phenomenon that lead sustains damage can be prevented, and the operation reliability of product can be guaranteed.
In the present invention, the display part that is provided with in the fire door will be made of a unit, thus, can realize the replacing and the maintenance operation of easier display part, thereby can be easy to carry out the maintenance activity of product.
In the present invention, fire door and door handle will obtain cooling by the air of its internal flow, thus, can prevent the phenomenon that the user is sustained damage by the fire door of the condition of high temperature and door handle damage or display part in using the process of product.
Description of drawings
Fig. 1 is the exploded perspective view that is provided with the micro-wave oven of the door-cooling system embodiment that possesses ventilation hood function for microwave oven of the present invention;
Fig. 2 is the stereogram that is provided with the micro-wave oven bonding state of the embodiment of the invention;
Fig. 3 is the longitudinal section that constitutes the micro-wave oven latch plate that is provided with preferred embodiment of the present invention;
Fig. 4 constitutes the door for microwave oven Support bracket stereogram that is provided with preferred embodiment of the present invention;
Fig. 5 is the stereogram that constitutes the inner liner of the micro-wave oven that is provided with preferred embodiment of the present invention;
Fig. 6 constitutes the air grid of the micro-wave oven that is provided with preferred embodiment of the present invention and the stereogram of wire cover;
Fig. 7 constitutes the longitudinal section that the state of air grid and wire cover is installed in the furnace chamber assembly of the micro-wave oven be provided with preferred embodiment of the present invention;
Fig. 8 is the exploded perspective view that constitutes the fire door of the micro-wave oven that is provided with preferred embodiment of the present invention;
Fig. 9 is the front view that constitutes the fire door of the micro-wave oven that is provided with preferred embodiment of the present invention;
Figure 10 a to Figure 10 c is the mode of operation figure that door is installed on the process of furnace chamber assembly in being provided with the micro-wave oven of preferred embodiment of the present invention;
Figure 11 a to Figure 11 e is the mode of operation figure of the process that door is opened in being provided with the micro-wave oven of preferred embodiment of the present invention;
Figure 12 a to Figure 12 c is the air flow graph of air by the mobile state of the micro-wave oven that is provided with preferred embodiment of the present invention;
Figure 13 is the side view that constitutes the fire door bracing or strutting arrangement of the micro-wave oven that is provided with preferred embodiment of the present invention;
Figure 14 is the part stereogram that constitutes other bracing or strutting arrangement of the micro-wave oven that is provided with preferred embodiment of the present invention;
Figure 15 is the stereogram that constitutes the cam hinge of the micro-wave oven that is provided with preferred embodiment of the present invention;
Figure 16 a to Figure 16 b is the mode of operation figure of operation of cam hinge of rotation correspondence that constitutes the fire door of the micro-wave oven be provided with preferred embodiment of the present invention.
The description of symbols of accompanying drawing major part
100: furnace chamber assembly (cavity assembly) 111: the culinary art chamber:
113: suck through hole 115: discharge through hole
121: suction unit 123,124: exhaust portion
125: terminal openings 127: service openings k
129: open and close carriage 131: the door Support bracket
132: fixing rib 133: the hinge carriage
134: hinge groove 135: in conjunction with flange (flange)
136: combined hole 137: the hinge lid
138: hinge is placed opening 139: through hole
141: spring fixed part 143: the spring fixed lobe
145: breech lock slot (1atch slot) 146: latch plate (latch board)
147: activation lever 148: latch switch
149: torque spring (torsion spring) 151: flue gas inflow entrance
153: electric panel room 154: magnetron
155: capacitor 157: open communication
159: cooling fan assembly 161: inner liner (air-barrier)
162: air is supplied with opening 163: guide portion
164: parts installation portion 165: the parts installing hole
166: draft fan (vent fan assembly) 167,168: air guiding device
169: ventilation stream 171,172: air channel
173: air grid (vent grill) 174: air-breathing stream
174A, 174B: suction grille 174C: air-breathing opening
175,176: exhaust flow path 177: divide rib
178: fixing rib 178A: through hole
179: lead is pulled out opening 181: wire cover (lead wire cap)
182: lead is pulled out space 183: the fixture block projection
184: handle rib 200: door
201: door cooling flowing path 210: door face board (door panel)
211: perspective peristome 213: show peristome
215: anti-interference part 217: suction hole
219: steam vent 220: door frame
221: scotch (chock) 223: porous portion
225: anti-interference part 227: hinge flange (hinge flange)
228: hinge pin 229: the spring steady pin
230: stop lid (chock cover) 231: perspective peristome
233: anti-interference part 235: spring placement section
237: latch openings 240: front cover
250: front glass 260: display part
261: main printed circuit board 262: display unit
262A: analog bracket 263: printed circuit board (PCB) backlight (backlighting)
265: reflecting plate (reflector) 266: button
267: display cover 269: display glass
270: door handle (door handle) 271: handle cooling flowing path
281: latch protrusion 300: gas spring (gas spring)
310: cylinder 320: piston rod (piston rod)
S: screw W: lead
The specific embodiment
Below, with reference to the accompanying drawings, the embodiment of the door-cooling system that possesses ventilation hood function for microwave oven among the present invention is described in more details.
Fig. 1 is the exploded perspective view that is provided with the micro-wave oven of the door-cooling system embodiment that possesses ventilation hood function for microwave oven of the present invention; Fig. 2 is the stereogram of state of combination that is provided with the micro-wave oven of the embodiment of the invention; Fig. 3 is the longitudinal section that constitutes the latch plate of the micro-wave oven that is provided with the embodiment of the invention; Fig. 4 is the stereogram that constitutes the fire door Support bracket of the micro-wave oven that is provided with the embodiment of the invention; Fig. 5 is the stereogram that constitutes the inner liner of the micro-wave oven that is provided with the embodiment of the invention; Fig. 6 constitutes the air grid of the micro-wave oven that is provided with the embodiment of the invention and the stereogram of wire cover; Fig. 7 constitutes the longitudinal section that the state of air grid and wire cover is installed in the furnace chamber assembly of the micro-wave oven be provided with the embodiment of the invention; Fig. 8 is the exploded perspective view that constitutes the fire door of the micro-wave oven that is provided with the embodiment of the invention; Fig. 9 is the front view that constitutes the fire door of the micro-wave oven that is provided with the embodiment of the invention.
As shown in the figure, be provided with culinary art chamber 111 in the inside of the furnace chamber assembly 100 that possesses the micro-wave oven of function of ventilation hood (being designated hereinafter simply as ' micro-wave oven '), culinary art chamber 111 is used to carry out the cooking operation of food, and it will optionally open and close by the following fire door that will illustrate 200.
The culinary art chamber 111 a side and above a side be formed with respectively a plurality of suction through holes 113 (with reference to accompanying drawing 12c) and the discharge through hole 115 (with reference to accompanying drawing 12c).Wherein, suction through hole 113 is arranged at the right flank on the drawing of cooking chamber 111, plays the inlet effect that air flows into to the inside of culinary art chamber 111.Discharge through hole 115 and be arranged at and suck be separated by top left end on farthest culinary art chamber 111 drawings of through hole 113, play the outlet effect that the air of the internal flow that makes culinary art chamber 111 is discharged.
Upper end, front at furnace chamber assembly 100 is provided with suction unit 121 and exhaust portion.Wherein, suction unit 121 is arranged at front upper end one side end of furnace chamber assembly 100,, is arranged at the right-hand end on the drawing that is, suction unit 121 under the state that fire door 200 obtains cooling off inhalation flow in the air of the inside of furnace chamber assembly 100.In addition, include in the exhaust portion: be arranged on upper end, the front end side of the furnace chamber assembly 100 of the opposition side that is equivalent to suction unit 121, that is, be arranged at the 1st exhaust portion 123 of the left end on the drawing; Be arranged on the 2nd exhaust portion 124 of the front upper center that is equivalent to the furnace chamber assembly 100 between suction unit 121 and the 1st exhaust portion 123.Wherein, the 1st exhaust portion 123 is parts that the air of the internal flow of furnace chamber assembly 100 is discharged to the outside.And the 2nd exhaust portion 124 is by the driving of the following draft fan that will illustrate 166, and the flue gas that makes the cooker that is arranged at the micro-wave oven below produce and flow into furnace chamber assembly 100 inside in the process of cooking food obtains discharging.
The upper end, front of the furnace chamber assembly 100 between the 1st exhaust portion 123 and the 2nd exhaust portion 124 is provided with pair of terminal opening 125.In addition, connect terminal openings 125, and the terminal shell (not shown) is installed to the place ahead of furnace chamber assembly 100 protrusion.Be connected with the terminal (not shown) in terminal shell, the effect of terminal is to provide the power supply and the various signal of telecommunication to the display part 260 that is arranged at door 200.
Be benchmark with suction unit 121, the right-hand end that is equivalent on the drawing of furnace chamber assembly 100 of opposition side of exhaust portion is formed with service openings 127, and service openings 127 is used to change the following capacitor that will illustrate 155.Therefore, the size of service openings 127 and shape should be taken into account the size of capacitor 155.Service openings 127 optionally opens and closes by opening and closing carriage 129, in fact, opening and closing carriage 129 is that service openings 127 is only rotated at fire door 200, and make culinary art chamber 111 be under the opened state and expose to the outside, that is to say that service openings 127 is formed at a side of the furnace chamber assembly 100 of the inside of being close to door 200 under the state that covers culinary art chamber 111.
In addition, as shown in Figure 4, be respectively arranged with a Support bracket 131 in the inboard of the front of furnace chamber assembly 100 both side ends, door Support bracket 131 is used for the door 200 rotating furnace chamber assemblies 100 that are supported in.Door Support bracket 131 direction lengthening up and down forms, and roughly has the cross section of L shaped shape, and the inboard of the front both side ends of furnace chamber assembly 100 is close in the front of door Support bracket 131.In addition, be provided with fixing rib 132 in the inside of door Support bracket 131, fixing rib 132 be fixed in furnace chamber assembly 100 above.And, in door Support bracket 131, be respectively arranged with hinge carriage 133 and hinge lid 137.
Wherein, hinge carriage 133 is arranged at the upper front end of a Support bracket 131, and, will forwards protrude by the both sides, upper end, front of furnace chamber assembly 100.Hinge carriage 133 has roughly the longitudinal section of ' ㄈ ' shape of opening upward, and protrudes in the preceding face forward of furnace chamber assembly 100.At this moment, micro-wave oven be installed on cooker above under the state of the furniture cabinet that is provided with etc., hinge carriage 133 will be to expose at least a portion to the outside of furniture cabinet, that is, the degree that the following combined hole that will illustrate 136 is exposed is to protrude in the preceding face forward of furnace chamber assembly 100.
Be respectively arranged with hinge groove 134 in the two sides of hinge carriage 133, the part of the two sides upper end of hinge groove 134 by hinge carriage 133 opening is upward cut and is formed, in hinge groove 134 will from above the hinge pin 228 that will illustrate below inserting downwards.
In hinge carriage 133, be provided with in conjunction with flange 135, will cut by the rectangle of rear lengthening formation forward by the bottom surface part of hinge carriage 133 in conjunction with flange 135, and to have
Figure G2008100543820D0000081
The longitudinal section of shape is bent to form.Be formed with combined hole 136 in conjunction with flange 135, the effect of combined hole 136 is that hinge lid 137 is fixed in hinge carriage 133.The combined hole 136 of hinge carriage 133 be formed at hinge carriage 133 above, and, will expose to the outside of the furniture cabinet that micro-wave oven is installed.
In addition, hinge lid 137 be arranged at be equivalent to hinge carriage 133 directly over the top of fire door Support bracket 131, and, will forwards protrude by the both sides, upper end, front of furnace chamber assembly 100.Hinge lid 137 has roughly downwards that the longitudinal section of ' ㄈ ' shape of opening forms, and hinge lid 137 is the center with its rear end, the direction installation of rotating up and down of its front end, thus prevent that the hinge pin 228 that inserts in the hinge groove 134 breaks away from arbitrarily.
For this reason, be formed with hinge respectively in the lower end, two sides of hinge lid 137 and place opening 138, hinge place a part that opening 138 will cover 137 lower end, two sides by hinge downwards opening cut and form.In fact, by the rotating operation of hinge lid 137, hinge place in the opening 138 will from below insert the hinge pin 228 that inserts the hinge groove 134 upward.
In addition, under the state that hinge lid 137 rotates downwards, that is, be inserted in hinge at hinge pin 228 and place under the state of opening 138, hinge carriage 133 will be positioned at the inside of hinge lid 137.As mentioned above, be positioned at hinge carriage 133 under the state of inside of hinge lid 137, the top inboard of hinge lid 137 will be close in the upper end, two sides of hinge carriage 133, and be supported.
In addition, on hinge lid 137, be formed with through hole 139, the screw S that connects the through hole 139 of hinge lid 137 will be incorporated into the combined hole 136 of hinge carriage 133, thereby will cover the 137 hinge pins 228 that rotate and prevent to insert in the hinge groove 134 downwards at hinge takes place will prevent that hinge pin 228 from rotating arbitrarily under the state of disengaging.Therefore, the through hole 139 of hinge lid 137 is formed at a side of hinge lid 137, under the state that hinge lid 137 rotates downwards, promptly, under hinge lid 137 prevents state that hinge pin 228 takes place to break away from, it will with the combined hole 136 of hinge carriage 133 up and down direction be communicated with.That is, the through hole 139 of hinge lid 137 also will be identical with the combined hole 136 of hinge carriage 133, expose to the outside of furniture cabinet.
And, be equivalent to hinge lid 137 below the both sides, front of furnace chamber assembly 100 forwards protrude and be provided with spring fixed part 141, spring fixed part 141 is used for fixing the following gas spring that will illustrate 300.Spring fixed part 141 in the internal fixation of furnace chamber assembly 100 under the state of door Support bracket 131, to forwards protrude set length by the both sides, front of furnace chamber assembly 100, in addition, in spring fixed part 141, be respectively arranged with the spring fixed lobe 143 that horizontal direction forms.
Lower front face both sides at furnace chamber assembly 100 are respectively arranged with breech lock slot 145, breech lock slot 145 will be by furnace chamber assembly 100 the lower front face both sides a part with roughly to the left and right the rectangle of direction lengthening cut and form, breech lock slot 145 is that the following latch protrusion that will illustrate 281 connects the part of inserting.
In addition, as shown in Figure 3, be provided with latch plate 146 in the inside of the furnace chamber assembly 100 corresponding with breech lock slot 145.In latch plate 146, be provided with the lower part: activation lever 147; A pair of latch switch 148; A pair of torque spring 149.Wherein, activation lever 147 is used for preventing that the latch protrusion 281 that breech lock slot 145 inserts breaks away from arbitrarily, thereby can prevent that door 200 from rotating arbitrarily and open culinary art chamber 111.And, activation lever 147 will rearward be inclined upwardly mobile with set angle of inclination by the latch protrusion of inserting in the breech lock slot 145 281, and make latch switch 148 carry out open operation, or forwards move, and make latch switch 148 carry out shutoff operation so that set angle of inclination is downward-sloping.Latch switch 148 will be carried out on/off operation by activation lever 147, thereby will optionally carry out the operation by microwave cooking food.In addition, the two ends of torque spring 149 will be individually fixed in a side of latch plate 146 and activation lever 147, thereby will apply forwards downward-sloping mobile elastic force to activation lever 147, thus, when latch protrusion 281 broke away from from breech lock slot 145, activation lever 147 will forwards downward-slopingly move.
In addition, be provided with flue gas inflow entrance 151 in the bottom surface of furnace chamber assembly 100, flue gas inflow entrance 151 is the flue gas of cooker flow into the inside inflow of furnace chamber assembly 100 by the driving of draft fan 166 parts.Can be provided with the filter (not shown) in flue gas inflow entrance 151, filter is used for filtering the foreign substances that the flue gas of cooker comprises.
A side on the furnace chamber assembly 100 at the rear that is equivalent to suction unit 121, that is, the right side on the drawing is provided with electric panel room 153.And, in electric panel room 153, being provided with various electric components such as magnetron 154 and capacitor 155, electric component is used for generating the microwave that the food cooking operation is used.In addition, a side is formed with open communication 157 in the bottom surface of electric panel room 153, and open communication 157 is used for the air of cooling electric parts is supplied to culinary art chamber 111.
In addition, be provided with cooling fan assembly 159 near front end above the furnace chamber assembly 100 of suction unit 121, in fact, cooling fan assembly 159 is used to provide for the flowing of the air of cool furnace door 200, and for the cooling electric parts and remove required driving force in the flowing of air of the moisture that produces in the process of cooking food in culinary art chamber 111 or grease and smell.The suction portion of cooling fan assembly 159 is near suction unit 121, and the discharge portion of cooling fan assembly 159 is rear on the drawing towards electric panel room 153 then.
And, on furnace chamber assembly 100, be provided with inner liner 161 between front end and the electric panel room 153, in fact, inner liner 161 is used to divide electric component and cooling fan assembly 159, and guiding flow air flows to electric component by the driving of cooling fan assembly 159.As shown in Figure 5, inner liner 161 is made by the rectangular metal material with set length.
Be formed with air and supply with opening 162 in inner liner 161, the air of discharging by the discharge portion of cooling fan assembly 159 will be supplied with opening 162 by air and supply to electric panel room 153.And, in inner liner 161, being provided with guide portion 163, the air that supplies to electric panel room 153 by air supply opening 162 will be directed to the electric component of installing in the electric panel room 153 by guide portion 163, particularly be directed to magnetron 154.In illustrated embodiment, supply with opening 162 and the part of oblong-shaped incision inner liner 161 in order to form air, for air being directed to magnetron 154, it will carry out bending with respect to inner liner 161, and form guide portion 163.
In addition, be provided with parts installation portion 164 in a side of inner liner 161, the part that parts installation portion 164 will be by inner liner 161 forms drop with respect to the remainder of inner liner 161 to the front of furnace chamber assembly 100 and constitutes.And, in parts installation portion 164, be formed with parts installing hole 165, parts installing hole 165 will by with the part of the position corresponding components installation portion 164 of service openings 127, and be the corresponding incision of the shape of capacitor 155 and constituting with mounted component.
Surface rear end is provided with draft fan 166 on the furnace chamber assembly 100 at the rear that is equivalent to the 2nd exhaust portion 124, the air that draft fan 166 is used for providing the flue gas that makes cooker to discharge to the place ahead of furnace chamber assembly 100 the required driving force that flows.For this reason, the suction unit of draft fan 166 is towards the both sides of furnace chamber assembly 100, and the exhaust portion of draft fan 166 is towards the front end of furnace chamber assembly 100, i.e. the 2nd exhaust portion 124.
On the furnace chamber assembly 100 that is equivalent between the 2nd exhaust portion 124 and the draft fan 166, be provided with the 1st and the 2nd air guiding device 167,168.The the 1st and the 2nd air guiding device 167,168 is rear lengthening setting forward on furnace chamber assembly 100, and in fact, it will form by draft fan 166 by the ventilation stream 169 of the 2nd exhaust portion 124 to the flow of flue gas of the cooker of outside discharge.
The 1st air guiding device 167 is arranged between the electric panel room 153 and draft fan 166 on right side of the ventilation stream 169 that is equivalent on the drawing, in fact, the 1st air guiding device 167 is used to divide electric panel room 153 and ventilation stream 169, and it surrounds formation the roughly L shaped shape of the side and the back of electric panel room 153.In addition, flow section for the stream 169 that reduces to ventilate, the 1st air guiding device 167 will have drop to the 2nd left side of exhaust portion 124 on drawing and form, and in fact, the part of electric panel room 153 be protruded to the inside of ventilation stream 169.
In addition, being provided with the 1st air channel 171, the 1 air channels 171 in a side of furnace chamber assembly 100 is used for being directed to the inside of cooking chamber 111 with flow into the inside of furnace chamber assembly 100 and the air of cooling electric parts by cooling fan assembly 159.For this reason, the 1st air channel 171 will be arranged at the right flank on the drawing of furnace chamber assembly 100 of the below that is equivalent to electric panel room 153, and, will with suck through hole 113 and open communication 157 and be communicated with.
And, on furnace chamber assembly 100 side be provided with the 2nd air channel 172, the 2 air channels 172 be used for will flow in the air of inside of culinary art chamber 111 be directed to the 1st exhaust portion 123.Therefore, for discharge through hole 115 and the 1st exhaust portion 123 and be communicated with, the 2nd air channel 172 will be arranged at the last left side of face on the drawing of furnace chamber assembly 100 of the top that is equivalent to cook chamber 111.
In addition, be provided with air grid 173 in the front of the furnace chamber assembly 100 corresponding with suction unit 121 and the 1st and the 2nd exhaust portion 123,124.The effect of air grid 173 is, guiding is drawn into the air of the inside of furnace chamber assembly 100 by suction unit 121, simultaneously, also will guide by air and the flue gas of the 1st and the 2nd exhaust portion 123,124 to the outside discharge.
As shown in Figure 6, air grid 173 constitutes polyhedron-shaped that the left and right directions lengthening forms, and in addition, is provided with air-breathing stream 174 and the 1st and the 2nd exhaust flow path 175,176 in the inside of air grid 173.Air-breathing stream 174 and the 1st and the 2nd exhaust flow path 175,176 and suction unit 121 and the corresponding inside that is arranged at air grid 173 of the 1st and the 2nd exhaust portion 123,124, promptly, air-breathing stream 174 and the 1st exhaust flow path 175 are arranged at the both sides of air grid 173, and the 2nd exhaust flow path 176 is arranged at the central portion that is equivalent to the air grid 173 between air-breathing stream 174 and the 1st exhaust flow path 175.At this moment, be installed at air grid 173 under the state of front of furnace chamber assembly 100, in fact terminal shell will be positioned at the inside of the 1st exhaust flow path 175.
Be provided with a pair of division rib 177 in the inside of air grid 173, divide rib 177 and be used to divide air-breathing stream 174 and the 1st and the 2nd exhaust flow path 175,176.That is, in fact, air-breathing stream 174 and the 1st and the 2nd exhaust flow path 175,176 will form by the inner face of air grid 173 and the two sides of division rib 177.
Wherein, air-breathing stream 174 is to be used to guide the part of air that is drawn into the inside of furnace chamber assembly 100 by suction unit 121, on be equivalent to air-breathing stream 174 and the air grid 173 of a side and back above and a side and back be provided with the 1st and the 2nd suction grille 174A, 174B and the air-breathing opening 174C that is communicated with air-breathing stream 174.Wherein, the 1st suction grille 174A is formed at the right flank on the drawing of air grid 173, the 2nd suction grille 174B is formed at the upper right with the close air grid 173 of the 1st suction grille 174A, in addition, air-breathing opening 174C is formed at the back right side of face of the air grid 173 corresponding with the 2nd suction grille 174B.And the effect of the 1st and the 2nd suction grille 174A, 174B is to make the air of cooling fire door 200 or the inlet that air outside is drawn into the inside of air-breathing stream 174.In addition, air-breathing opening 174C will be communicated with suction unit 121, thereby make the air of the inside that is drawn into air-breathing stream 174 flow into the inside of furnace chamber assembly 100 by suction unit 121.
The the 1st and the 2nd exhaust flow path the 175, the 176th is used to guide by the 1st and the 2nd exhaust portion 123,124 to the air of the outside of furnace chamber assembly 100 discharge and the part of flue gas.Wherein, the front of air grid 173 is oblique bending upward, thereby air and flue gas by 175,176 guiding of the 1st and the 2nd exhaust flow path are guided to the top of furnace chamber assembly 100.On the air grid 173 corresponding with above the 1st exhaust flow path 175 and back and the back be provided with the 1st exhaust outlet 175A and the 1st exhaust port 175B, wherein, the 1st exhaust outlet 175A is formed at the last left side of face on the drawing of air grid 173, the 1st exhaust port 175B is formed at the left side, back of the air grid 173 corresponding with the 1st exhaust outlet 175A, and the 1st exhaust outlet 175A will play the outlet effect of discharging to the outside by the air of the 1st exhaust flow path 175 guiding that makes.The 1st exhaust port 175B is communicated with the 1st exhaust portion 123, and plays the effect that the air that will be circulated in the inside of furnace chamber assembly 100 is directed to the 1st exhaust flow path 175.In addition, on the air grid 173 corresponding with above the 2nd exhaust flow path 176 and back and the back be provided with the 2nd exhaust outlet 176A and the 2nd exhaust port 176B, wherein, the 2nd exhaust outlet 176A is formed at the upper central that is equivalent to the air grid 173 between the 2nd suction grille 174B and the 1st exhaust outlet 175A, in addition, the 2nd exhaust port 176B is formed at the back central authorities of the air grid 173 corresponding with the 2nd exhaust outlet 176A, promptly, the back central authorities that are equivalent to the air grid 173 between the 1st suction grille 174A and the 1st exhaust port 175B, the 2nd exhaust outlet 176A will play and be used to discharge the outlet effect to the flue gas of the outside of furnace chamber assembly 100 discharge by the 2nd exhaust outlet 176A, and it is provided with a pair of in illustrated embodiment.The 2nd exhaust port 176B is communicated with the 2nd exhaust portion 124, and plays the effect that the flue gas of will discharge to the outside of furnace chamber assembly 100 is directed to the 2nd exhaust flow path 176.
In addition, surface rear end is provided with a pair of fixing rib 178 on air grid 173, and fixing rib 178 surface rear end on air grid 173 rearward protrudes set length.Be formed with through hole 178A in fixing rib 178, the screw S that is incorporated into the front of furnace chamber assembly 100 runs through through hole 178A.
And the left surface on the drawing of the air grid 173 of a side that is equivalent to the 1st exhaust flow path 175 is formed with lead and pulls out opening 179.As shown in Figure 7, to pull out opening 179 are parts that the lead W that is used to connect the terminal that is incorporated into terminal shell and display part 260 pulled out and be inserted into the inside of door 200 to lead.Therefore, lead pull out opening 179 preferably by the left surface part on the drawing of air grid 173 in its back-end forward end cut set length and form.
In addition, the removable wire cover 181 that is provided with in the 1st exhaust flow path 175, wire cover 181 are used for the 1st exhaust flow path 175 is divided into the mobile part and the residing part of lead W of air of discharging to the outside of furnace chamber assembly 100.Promptly, in fact, the volume inside that is equivalent to wire cover 181 will play the effect of the 1st exhaust flow path 175 that the air of discharging to the outside of furnace chamber assembly 100 flows, and the effect that the residing lead of lead W is pulled out space 182 will be played in the space between air grid 173 and the wire cover 181.
Top and the back of wire cover 181 constitutes the polyhedron-shaped of opening, under the state that is installed on the 1st exhaust flow path 175, its front and two sides will be respectively and the inner face of the air grid 173 of front that is equivalent to the 1st exhaust flow path 175 and two sides and the one side of the dividing rib 177 set distance of being separated by, and wire cover 181 will be by the removable inside and outside that is loaded on the 1st exhaust flow path 175 of the 1st exhaust outlet 175A.In addition, be provided with fixture block projection 183 and handle rib 184 in the upper end, front of wire cover 181.Wherein, fixture block projection 183 is forwards protruded in the upper end, front of wire cover 181, and handle rib 184 prolongs upward in the upper end, front of wire cover 181.Be installed at wire cover 181 under the state of inside of the 1st exhaust flow path 175, fixture block projection 183 will be blocked inboard above near the air grid 173 of the 1st exhaust outlet 175A, thereby will prevent that wire cover 181 breaks away from arbitrarily from the 1st exhaust flow path 175.And, handle rib 184 are users for wire cover 181 from the inside and outside dismounting of the 1st exhaust flow path 175 and the part that grasps.
In addition, being used for optionally opening and closing the fire door 200 of cooking chamber 111 will be the center with its upper end, and its lower end is the rotating furnace chamber assembly 100 that is installed on of direction up and down.As shown in Figure 8, include door face board 210, door frame 220, stop lid 230, front cover 240, front glass 250, display part 260 and door handle 270 in the fire door 200.
Wherein, door face board 210 roughly constitutes rectangle, it will constitute the global shape of door 200, central portion at door face board 210 is formed with perspective peristome 211, perspective peristome 211 is used to make user inside from identification culinary art chamber 111, outside under the situation of not opening fire door 200, and the perspective peristome 211 of door face board 210 will be shown the rectangle bending greatly by the central portion of door face board 210 and form.
The inside of the fire door panel 210 below the perspective peristome 211 that is equivalent to door face board 210 is provided with display aperture portion 213, the display aperture portion 213 of door face board 210 is used for part that display part 260 is exposed to the outside, and the part of the fire door panel 210 of the below that the display aperture portion 213 of door face board 210 will be by being equivalent to have an X-rayed peristome 211 is cut with rectangle and formed.
In addition, be provided with anti-interference part 215 in the upper end of door face board 210, is that center its lower end up and down in direction rotating process in order to open and close culinary art chamber 111 with its upper end at fire door 200, the anti-interference part 215 of door face board 210 will prevent that door 200 from interfering with air grid 173, and the upper end part that the anti-interference part 215 of door face board 210 will be by door face board 210 is cut with the size corresponding with air grid 173 and formed.
In addition, be formed with suction hole 217 and steam vent 219 respectively in the upper end of door face board 210, wherein, suction hole 217 will play the inlet effect that makes air outside be drawn into the following fire door cooling flowing path 201 that will illustrate, steam vent 219 will play the outlet effect that the air that flows in a cooling flowing path 201 is discharged to the outside.Suction hole 217 will be arranged near an end above the fire door 200 of the 1st steam vent 175A under fire door 200 is installed on the state of furnace chamber assembly 100, and steam vent 219 will be arranged at the end away from the anti-interference part 215 of the fire door panel 210 of suction hole 217.
In addition, door frame 220 is arranged at the inside of door face board 210, is equipped with a plurality of scotch 221 in the outer periphery of door frame 220, and scotch 221 is used to prevent that microwave to the internal irradiation of culinary art chamber 111 is to external leaks.And, be formed with the porous portion 223 corresponding with the perspective peristome 211 of door face board 210 at the central portion of door frame 220.
And, also be provided with anti-interference part 225 in the upper end of door frame 220, the upper end part that the anti-interference part 225 of door frame 220 will be by door frame 220 with the anti-interference part 215 of door face board 210, that is, and the size of air grid 173 correspondences incision and forming.
In addition, be respectively arranged with a pair of hinge flange 227 in the both sides, upper end of door frame 220, hinge flange 227 is made of a pair of of set distance of being separated by of direction to the left and right.And, between hinge flange 227, be provided with hinge pin 228 to horizontal direction respectively, in fact, hinge pin 228 will become the center of rotation of door 200, and it will be inserted in hinge and place in the opening 138 under the state that is arranged at hinge groove 134.
In addition, be equivalent to hinge flange 227 below the both sides of furnace door frame 220 be respectively arranged with spring steady pin 229, spring steady pin 229 is used for fixing gas spring 300, and it will connect a side of the following spring placement section 235 that will illustrate, and is positioned at the inside of spring placement section 235.
Stop lid 230 is arranged at the inside of door frame 220, that is, be the opposition side that the center is arranged at door face board 210 with door frame 220, and, will form the inside outward appearance of door 200.In stop lid 230, also will have an X-rayed peristome 231 for one one of its middle body with the perspective peristome 211 of door face board 210 and porous portion 223 corresponding the forming of door frame 220 with the rectangle bending.
Also be provided with anti-interference part 233 in the upper end of stop lid 230, identical with the anti-interference part 225 of the anti-interference part 215 of door face board 210 and door frame 220, the upper end part of the anti-interference part 233 of stop lid 230 will be cut with the size corresponding with air grid 173 and be formed.
Both sides at stop lid 230 are respectively arranged with spring placement section 235, cover at fire door 200 under the state of culinary art chamber 111, to be placed with gas spring 300 in spring placement section 235, spring placement section 235 will cover a both sides part of 230 by stop and form to door frame 220 depressions with the hexahedral shape of direction lengthening up and down.
In addition, both sides at the stop lid 230 corresponding with breech lock slot 145 are provided with latch openings 237, latch openings 237 is the parts that connect to the latch protrusion 281 that protrude at the rear of fire door 200, latch openings 237 will by stop cover a part of 230 with the longitudinal section corresponding shape of latch protrusion 281 to the left and right direction have set length and cut and form.
Front cover 240 is arranged at the front of door face board 210, and in fact, front cover 240 will constitute the front outward appearance of door 200, and it can be made by metal material.In illustrated embodiment, for perspective peristome 211 and the display aperture portion 213 that surrounds door face board 210, front cover 240 will constitute shows ' ㄈ ' shape of opening upward greatly.
Front glass 250 will together form the front outward appearance of door 200 with front cover 240, for this reason, front glass 250 will be arranged at perspective peristome 211 that is equivalent to door face board 210 and the part of preventing interference part 215, thus, front glass 250 will play perspective peristome 211 that covers door face board 210 and the effect of preventing interference part 215.
Display part 260 will play the input various operation signals relevant with the operation of micro-wave oven, and show the effect of the various information relevant with the operation of micro-wave oven to the outside.Display part 260 is positioned at the inside of a cooling flowing path 201, includes main printed circuit board 261, printed circuit board (PCB) backlight 263, reflecting plate 265, display cover 267 and display glass 269 in the display part 260.
Wherein, main printed circuit board 261 is arranged at the inside of the fire door 200 corresponding with the display aperture portion 213 of door face board 210, that is, and and between door face board 210 and the door frame 220.Be provided with display unit 262 in the front of main printed circuit board 261, display aperture portion that display unit 262 will be by door face board 210 213 exposes to the outside, and, be used for showing the various information relevant with the operation of micro-wave oven to the outside.As display unit 262, (Vacuum Fluorescent Display, VFD), display unit 262 will be fixed in main printed circuit board 261 by analog bracket 262A can to use vacuum fluorescent display device based on the luminescence phenomenon of the fluorophor of low-velocity electron line.And, in main printed circuit board 261, be provided with a plurality of electronic component (not shown) that are used for operation display part 260.In addition, be connected with the lead W that pulls out that opening 179 is pulled out and insert by lead in the main printed circuit board 261 to the inside of fire door 200.
Printed circuit board (PCB) 263 backlight will be arranged at the inside of the fire door 200 in the place ahead that is equivalent to main printed circuit board 261, that is, be arranged between door face board 210 and the main printed circuit board 261.Be provided with a plurality of light emitting diode (not shown) in the front of printed circuit board (PCB) 263 backlight, light emitting diode will produce in order to discern the light of the following button that will illustrate 266.In addition, in printed circuit board (PCB) 263 backlight, be provided with the display aperture that display unit 262 is connected.
And reflecting plate 265 is arranged at the inside that is equivalent to the fire door 200 between door face board 210 and the printed circuit board (PCB) backlight 263, and reflecting plate 265 will play the effect of the light of reflection light emitting diode.In addition, in the front of reflecting plate 265, that is, the display aperture portion 213 by door face board 210 is provided with a plurality of buttons 266 to the one side of the reflecting plate 265 that expose the outside, and button 266 will be with the touch-sensitive display input operation signal relevant with the operation of micro-wave oven.And, in reflecting plate 265, also be provided with the display aperture corresponding with the display aperture of printed circuit board (PCB) 263 backlight.
In addition, display cover 267 is arranged at the front of reflecting plate 265, will be printed with the literal that is used to discern button 266 or shape etc. in display cover 267.In order to make button 266 with the touch-sensitive display input operation signal, the diaphragm (film) of ITO (the Indium Tin Oxide) compound that can use coating to have can to switch on as display cover 267 also is formed with the corresponding display aperture of display aperture with printed circuit board (PCB) 263 backlight and reflecting plate 265 in display cover 267.
Display glass 269 is arranged at the front of display cover 267, and, will form the part of the front outward appearance of door 200.For this reason, display glass 269 will constitute the rectangle corresponding with the display aperture portion 213 of door face board 210, and, will be arranged at the display aperture portion 213 of door face board 210.
In addition, display part 260 will be made of a unit, and be fixed in the inside of door face board 210, promptly, constitute main printed circuit board 261, printed circuit board (PCB) backlight 263, reflecting plate 265, display cover 267 and the display glass 269 of display part 260, to constitute by a unit other, and be fixed in the inside of door face board 210 with constituting door other parts of 200.
And door handle 270 is parts that the user grasps for rotary door 200, and door handle 270 has formation the clavate shape of the hollow of set length, and, the direction lengthening is arranged at front cover 240 to the left and right, and the two ends of door handle 270 will connect front cover 240, and be fixed in door face board 210.
And, between door frame 220 and stop lid 230, being provided with a pair of latch protrusion 281, latch protrusion 281 will connect latch openings 237, and protrude to the rear of fire door 200.Latch protrusion 281 is used to prevent that door 200 from rotating arbitrarily under the state that covers culinary art chamber 111, latch protrusion 281 is to the horizontal direction setting, and, in latch protrusion 281, being formed with latch hole, activation lever 147 will optionally be inserted in latch hole.
In addition, be formed with a cooling flowing path 201 in the inside of fire door 200, door cooling flowing path 201 is used to cool off fire door 200, and especially for cooling display part 260, in fact, it will be made of door face board 210 and stop lid 230.Door cooling flowing path 201 will constitute ' ㄈ ' shape of opening upward in the inside of fire door 200, its upper end will be communicated with suction hole 217 and steam vent 219.
And, be provided with handle cooling flowing path 271 in the inside of door handle 270, handle cooling flowing path 271 is used to cool off door handle 271, and its two ends will be communicated with door cooling flowing path 201, thus, the part of flow air in a cooling flowing path 201 will be flowed in the inside of handle cooling flowing path 271.
In addition, under 111 opened state of culinary art chamber, for fire door 200 being supported with respect to furnace chamber assembly 100 and being provided with a pair of gas spring 300, be benchmark with a certain position between the state of fire door 200 complete openings and the state that covers fully, gas spring 300 will optionally provide the external force of direction of rotating in order to make fire door 200 open culinary art chamber 111 or the direction of rotating in order to cover to fire door 200.For example, in the centre position with the state of fire door 200 complete openings and the state that covers fully is benchmark (with reference to accompanying drawing 11c), in contrast to this, under the state that fire door 200 rotates upward, gas spring 300 will provide the direction that fire door 200 is opened to culinary art chamber 111 to fire door 200, the external force of promptly rotating upward, and, under the state that rotates downwards when comparing at fire door 200 and as the centre position of benchmark, in order to cover culinary art chamber 111, gas spring 300 will provide the external force that fire door 200 is rotated downwards to fire door 200.
Include in the gas spring 300: the cylinder 310 that is filled with gas in inside; In cylinder 310, insert to length direction, and can carry out straight-line piston rod 320 by air pressure.Wherein, by the end that piston rod 320 will be inserted in an end of cylinder 310, in addition, the other end of the other end of cylinder 310 and piston rod 320 will rotatingly respectively be supported in the front of furnace chamber assembly 100 and the inside of fire door 200.More detailed says, the other end of cylinder 310 is with the rotating spring fixed lobe 143 that is supported in, and the other end of piston rod 320 is with the rotating spring steady pin 229 that is supported in.
In addition, gas spring 300 promptly, cooking under the state that covers chamber 111, will be positioned over spring placement section 235 in fire door 200 closing state.Thus, make under fire door 200 closing state, will can not isolate mutually between the inside of the front of furnace chamber assembly 100 and fire door 200 because of gas spring 300 in order to cover culinary art chamber 111.
Below, with reference to the accompanying drawings, the effect of the door-cooling system embodiment that possesses ventilation hood function for microwave oven among the present invention is described in more detail.
At first, the door-cooling system embodiment that possesses ventilation hood function for microwave oven in according to the present invention describes the process that door is installed in the furnace chamber assembly.
Figure 10 a to Figure 10 c is the mode of operation figure that in the micro-wave oven of embodiment in being provided with the present invention fire door is installed in the process of furnace chamber assembly.
Be installed under the state of the furniture cabinet that is provided with above the cooker at furnace chamber assembly 100, shown in Figure 10 a, fire door 200 will be moved with respect to furnace chamber assembly 100, thereby hinge pin 228 is inserted into the hinge groove 134 downwards from the top, at this moment, the combined hole 136 of hinge carriage 133 will expose to the outside of furniture cabinet.
Under this state, shown in Figure 10 b, hinge lid 137 will be rotated downwards, thereby prevent that the hinge pin 228 that inserts in the hinge groove 134 breaks away from arbitrarily.At this moment, hinge pin 228 will be inserted into hinge upward from the below and place the opening 138, and the through hole 139 of hinge lid 137 will be communicated with up and down with the combined hole 136 of hinge carriage 133.
As mentioned above, preventing under the state that hinge pin 228 takes place to break away from, shown in Figure 10 c, screw S will connect the through hole 139 of hinge lid 137, and be incorporated into the combined hole 136 of hinge carriage 133.As mentioned above, the through hole 139 that connects hinge lid 137 by screw S is incorporated into the combined hole 136 of hinge carriage 133, is preventing that under the state that hinge pin 228 breaks away from, hinge lid 137 will can not rotate arbitrarily.
In addition, as mentioned above, the through hole 139 of the combined hole 136 of hinge carriage 133 and hinge lid 137 will expose to the outside of furniture cabinet, thus, the user need not the external discrete of furnace chamber assembly 100 to the furniture cabinet also can be carried out the operation that door 200 is installed on furnace chamber assembly 100.
Below, will the door opened process among the door-cooling system embodiment that possesses ventilation hood function for microwave oven among the present invention be described.
Figure 11 a to Figure 11 e is the mode of operation figure that is provided with the door opened process in the micro-wave oven of embodiment among the present invention.
At first, shown in Figure 11 a, in fire door 200 closing state, promptly, cooking under the state that covers chamber 111, the inside of the front of furnace chamber assembly 100 will be close in the inside of fire door 200, as mentioned above, cover at fire door 200 under the state of culinary art chamber 111, latch protrusion 281 will be inserted in the breech lock slot 145, and, be inserted with activation lever 147 in the latch protrusion of in breech lock slot 145, inserting 281, thereby can prevent that latch protrusion 281 breaks away from arbitrarily from breech lock slot 145.
And, by the latch protrusion of inserting in the breech lock slot 145 281, activation lever 147 will move, and make latch switch 148 carry out open operation, under this state, when the relevant operation signal of the driving of 266 inputs of the button by display part 260 and micro-wave oven, micro-wave oven will drive according to the operation signal of importing, and carry out cooking operation to cooking the food that holds in the chamber 111.
In addition, when in culinary art chamber 111, finishing the cooking operation of food, open fire door 200, and open culinary art chamber 111.For this reason, when the user holds door handle 270, and when forwards being inclined upwardly pulling, shown in Figure 11 b, fire door 200 will be the center with hinge pin 228, and rotate upward its lower end, and it is open that culinary art chamber 111 is begun.Under the rotating operation of fire door 200, latch protrusion 281 will break away from from breech lock slot 145, and when latch protrusion 281 breaks away from, activation lever 147 will return to initial position by the elastic force that torque spring 149 applies.
The fire door 200 of Zhuan Donging will receive to the direction of covering culinary art chamber 111 from gas spring 300 and rotate as mentioned above, that is, be the external force that its lower ends downward side, center rotates with its upper end.Therefore, if the user does not continue door handle 270 forwards is inclined upwardly when pulling, fire door 200 will be the center with hinge pin 228, and its lower ends downward side rotates, and cover culinary art chamber 111.
But when as if user's continuation door handle 270 forwards being inclined upwardly pulling, fire door 200 will be the center with hinge pin 228, and rotate upward its lower end.In addition, shown in Figure 11 c, with the centre position of the state of fire door 200 complete openings and the state that covers fully relatively, when fire door 200 is in relative to the state that rotates upward, it is the external force that rotate upward its lower end, center that fire door 200 will be subjected to its upper end by gas spring 300, that is, the external force of the direction of rotation for open culinary art chamber 11 will be subjected to.
Therefore, shown in Figure 11 d, even without holding door handle and the pulling that forwards is inclined upwardly, fire door 200 will be the center with its upper end, and its lower end will be rotated upward, and open culinary art chamber 111, and shown in Figure 11 e, fire door 200 will be the center with hinge pin 228, rotate upward fully its lower end, and open culinary art chamber 111.
Under this state, can be from culinary art chamber 111 take out and finish the food of culinary art, or the food that will need to cook is contained in the culinary art chamber 111 to the outside.At this moment, it is the external force that rotate upward its lower end, center that fire door 200 will be subjected to for open culinary art chamber 111 with hinge pin 228 by gas spring 300, thus, can prevent that door 200 from rotating arbitrarily and hinder the food of inside and outside of culinary art chamber 111 to take out/put into the situation of operation.
In addition, when the food of inside and outside of culinary art chamber 111 takes out/put into operation when finishing, the user will grasp door handle 270, with promotions that have a down dip of its backward directions, and cover and will cook chamber 111.Aforesaid process of covering culinary art chamber 111 will be carried out with the order opposite with the process of aforesaid open culinary art chamber 111, promptly, when holding door handle 270 and backward directions, the user has a down dip when promoting, fire door 200 will be the center with hinge pin 228, its lower end will begin to rotate downwards, in addition, when rotate downwards illustrated position among fire door 200 and Figure 11 c, will by gas spring 300 be subjected to for cover the culinary art chamber 111 and with its upper end be the external force that its lower ends downward side, center rotates, thus, even without promotion that door handle 270 backward directions are had a down dip, fire door 200 will be the center with hinge pin 228 also, its lower ends downward side rotates, and covers culinary art chamber 111.
Below, will describe make the state that air flows by the door-cooling system embodiment that possesses ventilation hood function for microwave oven among the present invention.
Figure 12 a to Figure 12 c is by being provided with the air flow graph that the micro-wave oven of embodiment among the present invention makes the state that air flows.
At first, when micro-wave oven drives, cooling fan assembly 159 will drive, and shown in Figure 12 a, air will flow into the inside of a cooling flowing path 201 by the suction hole 217 of door 200, and the air of inside that is drawn into a cooling flowing path 201 as mentioned above will flow in the inside of a cooling flowing path 201 under the continuation of cooling fan assembly 159 drives, and, particularly display part 260 is cooled off fire door 200.
In addition, part of air in the internal flow of door cooling flowing path 201 will be delivered to handle cooling flowing path 271, and cooling door handle 270, the air that flows in handle cooling flowing path 271 as mentioned above and cool off door handle 270 will be delivered to a cooling flowing path 201 again, and, in door cooling flowing path 201, flow and the air of cooling fire door 200 and door handle 270, will discharge to the outside of door cooling flowing path 201 by the steam vent 219 of door 200.
In addition, shown in Figure 12 b, by the air of steam vent 219 to the discharge of the outside of door cooling flowing path, to be delivered to the air-breathing stream 174 of air grid 173 by the 1st suction grille 174A of air grid 173, in addition, be delivered to the air of the air-breathing stream 174 of air grid 173, the air-breathing opening 174C that will be by air grid 173 and the suction unit 121 of furnace chamber assembly 100 are drawn into the inside of furnace chamber assembly 100, certainly, except the 1st suction grille 174A by air grid 173 flows into the air of cooling fire door 200, also can flow into extraneous air to the inside of furnace chamber assembly 100 by the 2nd suction grille 174B of air grid 173.
The air that is drawn into the inside of furnace chamber assembly 100 will be delivered to electric panel room 153 by the air supply opening 162 of inner liner 161, and will cool off electric components such as magnetron 154 and capacitors 155, at this moment, the air that is delivered to electric panel room 153 by air supply opening 162 will be directed to electric component by the guide portion 163 of inner liner 161, in addition, the air of cooling electric parts will be directed to the 1st air channel 171 by open communication 157.
Shown in Figure 12 c, the air that is directed to the 1st air channel 171 will flow into the inside of culinary art chamber 111 by the suction through hole 113 of culinary art chamber 111, the air of inside that flow into culinary art chamber 111 will be contained in moisture or grease and the smell that produces in the process that food that the inside of culinary art chamber 111 is placed cooks, and will be directed to the 2nd air channel 172 by the discharge through hole 115 of culinary art chamber 111, in addition, the air that is directed to the 2nd air channel 172 will be directed to the 1st exhaust flow path 175 of air grid 173 by the 1st exhaust portion 123, and will discharge to the outside of furnace chamber assembly 100 by the 1st exhaust outlet 175A of air grid 173.At this moment, the 1st exhaust outlet 175A of the 1st exhaust flow path 175 of air grid 173 by air grid 173 air outside that will be discharged to furnace chamber assembly 100 guides upward.
In addition, shown in Figure 12 a, when draft fan 166 drives, the flue gas that produces in the process of cooking food in cooker will flow into the inside of furnace chamber assembly 100 by the flue gas inflow entrance 151 of furnace chamber assembly 100, the flue gas of cooker that flow into the inside of furnace chamber assembly 100 will flow in ventilation stream 169 under the continuation of draft fan 166 drives, and will be directed to the 2nd exhaust flow path 176 of air grid 173 by the 2nd exhaust portion 124 of furnace chamber assembly 100, be directed to the flue gas of cooker of the 2nd exhaust flow path 176 of air grid 173 as mentioned above, will discharge upward by the 2nd exhaust outlet 176A of air grid 173.
In addition, when capacitor 155 sustains damage in the process of using micro-wave oven, need not furnace chamber assembly 100 under the state of the external discrete of furniture cabinet, with replaceable capacitor 155.Promptly, when being that rotate at the center with hinge pin 228 with door 200, and open when cooking chamber 111, service openings 127 promptly opens and closes carriage 129 and will expose to the outside, under this state, to make to open and close carriage 129 from 100 separation of furnace chamber assembly, and open service openings 127, in addition, when service openings 127 is opened, the capacitor 155 that will be installed on the parts installing hole 165 of inner liner 161 by service openings 127 separates, and new capacitor is installed, as mentioned above, after changing capacitor 155, be fixed in the front of furnace chamber assembly 100 with opening and closing carriage 129, and cover service openings 127, thereby finish the replacing operation.
Below, with reference to the accompanying drawings, other embodiment of the micro-wave oven that possesses function of ventilation hood among the present invention is described in more detail.
Figure 13 is the side view that constitutes the fire door bracing or strutting arrangement of the micro-wave oven that is provided with embodiment among the present invention; Figure 14 is the part stereogram that constitutes other bracing or strutting arrangement that is provided with the micro-wave oven of embodiment among the present invention.
At first, in Figure 13 in the illustrated embodiment, is the center in order to make a (not shown) in furnace chamber assembly (not shown) with its upper end, its lower end is the support of direction rotation up and down, both sides, upper end, front at the furnace chamber assembly are respectively arranged with hinge carriage 410, are formed with hinge groove 420 in the front of hinge carriage 410, and hinge groove 420 rearward opening forms, for this reason, the front of hinge carriage 410 will constitute the U-shaped shape of opening rearward.
And, in both sides, upper end open and close member 430 being installed movably respectively with the close furnace chamber assembly of hinge carriage 410, open and close member 430 will play the effect that optionally opens and closes hinge groove 420.For this reason, open and close member 430 is close in the one side under the state of one side of hinge carriage 410, and direction moves up and down, and its front will optionally open and close hinge groove 420.Wherein, open and close member 430 will be arranged at the both sides, upper end of furnace chamber assembly respectively, and, it can not overlapped at fore-and-aft direction with hinge groove 420.
In addition, be provided with for the elastic component (not shown) of the elastic force that is moved upward is provided to open and close member 430 in the both sides, upper end of furnace chamber assembly, for example, can use the disc spring of direction installation up and down as elastic component, thus, under the effect of the elastic force that elastic component provides, open and close member 430 is under the state that covers hinge groove 420, to prevent that it to the direction of opening hinge groove 420, promptly is moved arbitrarily downwards.
And, be respectively arranged with the be separated by a pair of hinge flange 440 of set distance of direction to the left and right in both sides, upper end, the inside of fire door, at this, the distance of being separated by of hinge flange 440 is at least the above value of left and right thickness sum of the shading member 430 of hinge carriage 410.
Hinge flange 440 will rearward protrude in the both sides, upper end, the inside of fire door, between hinge flange 440, be provided with hinge pin 450 to horizontal direction respectively, hinge pin 450 will forwards be inserted into hinge groove 420 from the rear, in fact, it will become the rotating center of rotation that is installed on the fire door of furnace chamber assembly.
Below, will the present embodiment that constitute by structure as mentioned above be described the rotating process that is installed on the furnace chamber assembly of fire door.At first, fire door is moved, make hinge pin 450 be positioned at the top of shading member 430, with fire door when mobile downwards, hinge pin 450 also will move downwards under this state.
In addition, when hinge pin 450 will make shading member 430 move downwards, a side of hinge carriage 410 will be positioned over, under this state with fire door when forwards mobile, hinge pin 450 also will forwards move, and be inserted in the hinge groove 420, meanwhile, hinge pin 450 will be isolated with shading member 430, and shading member 430 will be moved upward under the effect of the elastic force of elastic component, and cover hinge groove 420, thus, be positioned at hinge pin 450 under the state of hinge groove 420, can prevent that it from rearward moving and taking place arbitrarily from hinge groove 420 phenomenon of disengaging.
In Figure 14 illustrated embodiment, both sides, upper end, front at furnace chamber assembly (not shown) are respectively arranged with hinge carriage 510, hinge carriage 510 will forwards protrude set length in the both sides, upper end, front of furnace chamber assembly, in addition, in hinge carriage 510, be formed with the hinge hole (not shown) of direction connection to the left and right.
In addition, in the furnace chamber assembly, with its upper end is the center, its lower end is the upper end, the inside of the fire door (not shown) of the rotating installation of direction up and down, be provided with respectively the be separated by a pair of hinge flange 520 of set distance of direction to the left and right, hinge flange 520 rearward protrudes in the upper end, the inside of fire door and forms.
In addition, some one sides in hinge flange 520 are provided with hinge pin 530, the some one side of hinge pin 530 in hinge flange 520, the one side of another in its front end and the hinge flange 520 is separated by set distance to the horizontal direction setting, and hinge pin 530 will be inserted in the hinge hole to horizontal direction.
And, be inserted at hinge pin 530 under the state in hinge hole, to insert shading member 540 between the front end of the some and hinge pin 530 in hinge flange 520, shading member 540 will play at hinge pin 530 and be inserted under the state in hinge hole, prevent the phenomenon that its any direction to the left and right moves and breaks away from from the hinge hole.
Below, with reference to the accompanying drawings, another embodiment of the micro-wave oven that possesses function of ventilation hood among the present invention is described in more detail.
Figure 15 is the stereogram that constitutes the cam hinge of the micro-wave oven that is provided with embodiment among the present invention.
In the present embodiment, the culinary art chamber (not shown) that the inside of furnace chamber assembly (not shown) is provided with will optionally open and close by the door (not shown), in addition, in order to support door, be that its lower end, center can be rotated upward and is provided with pair of cams hinge 600 with its upper end.
Cam hinge 600 is according to the rotational angle of door, to provide to door and make to opening or covering the external force that the direction of culinary art chamber is rotated, promptly, be benchmark with the some positions in the rotary motion trace of the fire door that rotates in order to open and close the culinary art chamber, under fire door is its lower end, center with its upper end with the state greater than the angular turn of reference position, the external force of the direction of rotating in order to open the culinary art chamber will be provided to door, under fire door is its lower end, center with its upper end with the state less than the angular turn of reference position, will provide the external force of the direction of rotating to door in order to cover the culinary art chamber.
For this reason, include in the cam hinge 600: to the cam shell 610 of length direction lengthening formation; An end that connects cam shell 610 protrudes the hinge projection 620 that forms; In the inside of cam shell 610, be the center with hinge projection 620, rotatably mounted rotating cam 630; In the inside of cam shell 610, to the translating cam 640 of the removable installation of length direction of cam shell 610; Be used for providing the elastic component 650 of elastic force to translating cam 640.Wherein, cam hinge 600 will be arranged at respectively the both sides, top of door, and make hinge projection 620 to mutually away from direction protrude.
Cam shell 610 is used to form the outward appearance of cam hinge 600, and its formation has the drum of the hollow of set length, in addition, is formed with the hinge hole 611 that hinge projection 620 is connected at an end of cam shell 610.
Hinge projection 620 will connect hinge hole 611, and its part will be protruded to the outside of cam shell 610, and a residue part will be positioned at the inside of cam shell 610.In hinge projection 620, a part that connects hinge hole 611 and protrude to the outside of cam shell 610 will be inserted in the hinge groove (not shown) that forms in the furnace chamber assembly, in fact, to become the center of rotation of door, in addition, when door rotates with respect to the furnace chamber assembly, hinge projection 620 will relatively rotate with respect to cam shell 610.
Rotating cam 630 is arranged at a side of the hinge projection 620 of the inside that is positioned at cam shell 610, thus, when the rotation of hinge projection 620 by door is rotated, rotating cam 630 will be that the center is rotated with hinge projection 620 in the inside of cam shell 610.In addition, be provided with cam path 631 in the one side of the rotating cam 630 of the opposition side that is equivalent to hinge projection 620, cam path 631 will form with set shape depression by the part of rotating cam 630.
In addition, under the rotation of rotating cam 630, translating cam 640 will move to the length direction of cam shell 610, with the one side of rotating cam 630 opposed facing translating cams 640, promptly, be provided with cam lobe 641 in the one side with cam path 631 opposed facing translating cams 640, the shape that cam lobe 641 will be closed by a part and cam path 631 types of rotating cam 630 is protruded and is formed.
Elastic component 650 will provide elastic force on the direction that makes translating cam 640 be close to rotating cam 630 to translating cam 640, can use disc spring as elastic component 650, it in the inside of cam shell 610 the length direction lengthening to cam shell 610 install, its two ends will be supported in the other end of cam shell 610 of the opposition side that is equivalent to hinge projection 620 and the one side of translating cam 640.
Below, with reference to the accompanying drawings, the effect of another embodiment of the micro-wave oven that possesses function of ventilation hood among the present invention is described in more detail.
Figure 16 a to Figure 16 b is the mode of operation figure of operation of cam hinge that constitutes the rotation correspondence of the fire door be provided with the micro-wave oven of embodiment among the present invention.
At first, cover the state of culinary art chamber at fire door, promptly, under the state that fire door does not rotate the furnace chamber assembly, as shown in figure 15, in cam path 631, will insert cam lobe 641, opposed facing of rotating cam 630 and translating cam 640 will be in and be close to state, thus, can prevent that rotating cam 630 from being that rotate at the center with hinge projection 620, thereby can prevent that door from rotating arbitrarily for open culinary art chamber.
Under this state, when the user is inclined upwardly fire door pulling, fire door will be the center with hinge projection 620, rotate upward its lower end, thus, shown in Figure 16 a, when the clockwise direction on drawing rotated under the rotation of hinge projection 620 at fire door, cam lobe 641 began therefrom to break away under the state that is inserted in cam path 631.
At this moment, translating cam 640 is in the state that is subjected to being close to the elastic force on the direction of rotating cam 630 by elastic component 650, therefore, the state that does not break away from fully in cam lobe 641 from cam path 631, promptly, is the center at fire door with hinge projection 620, do not rotate under the above state of set angle, under the effect of the elastic force of elastic component 650, translating cam 640 will move to the direction that cam lobe 641 is inserted in cam path 631, fire door will be the center with hinge projection 620, and to the direction of covering the culinary art chamber, promptly its lower end will be rotated downwards.
But, when fire door is the center with hinge projection 620, set angle is rotated when above in its lower end, shown in Figure 16 b, cam lobe 641 will break away from fully from cam path 631, its one side will be close to the one side of rotating cam 630, thus, even elastic component 650 provides elastic force to translating cam 640, under the effect of the frictional force between rotating cam 630 and the translating cam 640, rotating cam 630 will be that the center is rotated arbitrarily with hinge projection 620 no longer, promptly, fire door will be the center with hinge projection 620 no longer, and its lower end is rotated downwards arbitrarily and covers cooks the chamber.
The present invention is defined in aforesaid embodiment, in the category that does not exceed basic fundamental thought of the present invention, the operator of relevant industries can carry out various deformation and application to it, and claim scope of the present invention will be defined by the content in the appending claims.
In aforesaid embodiment, the spring standing groove that is used to place gas spring is formed at the inside of door, but, also can make the spring standing groove be formed at the both sides, front of furnace chamber assembly, and, a certain side in the lower end, the inside of the lower front face of furnace chamber assembly and door can be provided with buffer component, and buffer component will play and be absorbed in furnace chamber assembly that door produces in the rotating process in order to open and close the culinary art chamber and impact and the noise between the door.

Claims (13)

1. door-cooling system that possesses ventilation hood function for microwave oven, the fire door of related micro-wave oven optionally opens and closes the culinary art chamber of the inside setting of furnace chamber assembly, it is characterized in that, the inside that described door-cooling system is included in fire door is provided with the door cooling flowing path that is used for cooling down operation, and transfer of air mobile and the cooling fire door arrives the inside of furnace chamber assembly in the door cooling flowing path.
2. the door-cooling system that possesses ventilation hood function for microwave oven according to claim 1 is characterized in that: an end is formed with at least one suction hole that allows air to flow into a cooling flowing path inside on fire door; Be formed with at least one steam vent be separated by fire door one side of set distance of suction hole, flowing in the air that a cooling flowing path and cooling be delivered to the inside of furnace chamber assembly behind the door and obtain discharging thereby make.
3. the door-cooling system that possesses ventilation hood function for microwave oven according to claim 1 is characterized in that: also include the handle cooling flowing path, be arranged at the inside of handle of fire gate that the front of fire door is fixed at two ends, be communicated with the door cooling flowing path.
4. the door-cooling system that possesses ventilation hood function for microwave oven according to claim 2 is characterized in that: the door cooling flowing path will guide both sides and the bottom that flow to door by the suction hole inhaled air, and discharge by steam vent.
5. the door-cooling system that possesses ventilation hood function for microwave oven according to claim 1, it is characterized in that: be provided with in the inside of the fire door of the inside that is equivalent to a cooling flowing path and be used to import the various operation signals relevant, and be used for showing the display part of the various information relevant with the operation of micro-wave oven to the outside with the operation of micro-wave oven; Display part will obtain cooling by the air that flows in a cooling flowing path.
6. the door-cooling system that possesses ventilation hood function for microwave oven according to claim 3 is characterized in that: flowing of flow air will flow in the cooling fan formation that furnace chamber component internal air flows by a side and the formation that is arranged at the furnace chamber assembly in a cooling flowing path and the handle cooling flowing path.
7. the door-cooling system that possesses ventilation hood function for microwave oven according to claim 1, it is characterized in that, comprise and be arranged at fire door inside and include the fire door panel that forms the front outward appearance, be arranged at fire door panel rear and prevent the furnace door frame of microwave leakage, and be arranged at the rear of door frame and form the door cooling flowing path of the stop lid of the inside outward appearance to the internal irradiation of culinary art chamber;
Be arranged at its two ends and be fixed in the inside of handle of fire gate of the front of door face board, and the handle cooling flowing path that is communicated with the door cooling flowing path.
8. the door-cooling system that possesses ventilation hood function for microwave oven according to claim 7 is characterized in that:
The door cooling flowing path constitutes ' ㄈ ' shape of opening upward in the inside of fire door,
On fire door, be formed with and be communicated with the both ends of door cooling flowing path respectively and make air be drawn at least one suction hole of inside of door, and at least one steam vent that makes the air that flows in a cooling flowing path cooling door and be delivered to the inside of furnace chamber assembly obtain discharging.
9. the door-cooling system that possesses ventilation hood function for microwave oven according to claim 8, it is characterized in that: flowing of flow air will be by a side that is arranged at the furnace chamber assembly in door cooling flowing path and the handle cooling flowing path, and the cooling fan assembly that flows that forms the air of the inside that flows in the furnace chamber assembly forms.
10. according to claim 1 any one described door-cooling system that possesses ventilation hood function for microwave oven to the claim 9, it is characterized in that:
In order optionally to open and close the culinary art chamber, fire door will be the center with its upper end, and its lower end is the rotating furnace chamber assembly that is installed on of direction up and down,
Be provided with in the front of furnace chamber assembly one side and be used to guide the air grid that flows in its air inner and that discharge to the outside,
Being provided with anti-interference part on the top of fire door, is center in order to open and close the culinary art chamber with its upper end at door, and in the direction rotating process, anti-interference part will prevent that door and air grid from interfering up and down in its lower end.
11. the door-cooling system that possesses ventilation hood function for microwave oven according to claim 10 is characterized in that: steam vent is formed at a side of anti-interference part,
Be formed with intercommunicating pore in air grid, cover at fire door under the state of culinary art chamber, intercommunicating pore will be communicated with steam vent, and make transfer of air arrive the inside of furnace chamber assembly.
12. the door-cooling system that possesses ventilation hood function for microwave oven according to claim 11 is characterized in that: the preceding surface member of the front outward appearance that anti-interference part will be by forming door covers.
13. the door-cooling system that possesses ventilation hood function for microwave oven according to claim 12 is characterized in that: preceding surface member is a front glass.
CN200810054382A 2008-11-10 2008-11-10 Door-cooling system with ventilation hood function for microwave oven Pending CN101737832A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN200810054382A CN101737832A (en) 2008-11-10 2008-11-10 Door-cooling system with ventilation hood function for microwave oven

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN200810054382A CN101737832A (en) 2008-11-10 2008-11-10 Door-cooling system with ventilation hood function for microwave oven

Publications (1)

Publication Number Publication Date
CN101737832A true CN101737832A (en) 2010-06-16

Family

ID=42461666

Family Applications (1)

Application Number Title Priority Date Filing Date
CN200810054382A Pending CN101737832A (en) 2008-11-10 2008-11-10 Door-cooling system with ventilation hood function for microwave oven

Country Status (1)

Country Link
CN (1) CN101737832A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102213453A (en) * 2010-04-12 2011-10-12 乐金电子(天津)电器有限公司 Microwave oven capable of preventing water fog from being formed on oven door
CN117553588A (en) * 2024-01-12 2024-02-13 合肥中科远望环保科技有限公司 Waste heat recovery device of combustor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102213453A (en) * 2010-04-12 2011-10-12 乐金电子(天津)电器有限公司 Microwave oven capable of preventing water fog from being formed on oven door
CN117553588A (en) * 2024-01-12 2024-02-13 合肥中科远望环保科技有限公司 Waste heat recovery device of combustor

Similar Documents

Publication Publication Date Title
CN107550308B (en) Embedded microwave oven
US8847133B2 (en) Door for ventilation hooded microwave oven and cooling system for the same
US8410411B2 (en) Microwave oven including hood
EP3309463B1 (en) Oven
US7629561B2 (en) Electric oven with hood having opening/closing device to open and close an exhaust passage
KR100807384B1 (en) A air flow system for ventilation hooded microwave oven
CN110448191A (en) A kind of oven with radiator structure
CA2674537C (en) A microwave oven
CA2674935C (en) A ventilation hooded microwave oven and cooling system for the same
CN101737832A (en) Door-cooling system with ventilation hood function for microwave oven
US7276679B2 (en) Microwave oven
CN101660791A (en) Microwave oven with function of ventilation hood
CA2674286C (en) A ventilation hooded microwave oven
KR20080082848A (en) A ventilation hooded microwave oven
KR100811304B1 (en) A door cooling system for ventilation hooded microwave oven
KR20220136027A (en) Qooking apparatus
KR20080070409A (en) A ventilation hooded microwave oven
KR100785425B1 (en) A lead wire protecting structure for ventilation hooded microwave oven
CN218096040U (en) Integrated kitchen with door body heat dissipation function
KR100789736B1 (en) A door supporting device for ventilation hooded microwave oven
CN100541005C (en) Ventilation hood type microwave furnace
KR100716001B1 (en) Oven range
CN218269199U (en) Integrated kitchen range
KR20080013687A (en) A ventilation hooded microwave oven
CN115682057A (en) Integrated kitchen range

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication

Open date: 20100616