CN101660791A - Microwave oven with function of ventilation hood - Google Patents
Microwave oven with function of ventilation hood Download PDFInfo
- Publication number
- CN101660791A CN101660791A CN200810054384A CN200810054384A CN101660791A CN 101660791 A CN101660791 A CN 101660791A CN 200810054384 A CN200810054384 A CN 200810054384A CN 200810054384 A CN200810054384 A CN 200810054384A CN 101660791 A CN101660791 A CN 101660791A
- Authority
- CN
- China
- Prior art keywords
- door
- cam
- hinge
- micro
- culinary art
- 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
Links
Images
Landscapes
- Electric Ovens (AREA)
Abstract
The invention relates to a microwave oven with the function of a ventilation hood, which comprises a ventilation hood for exhausting outwards gas fumes generated in a cooking device arranged on the lower side, a cavity component of which the inside is provided with a cooking room for cooking food, a door which can be installed rotatably by centering around the upper end of the door in upper and lower directions of the lower end of the door and is used for opening and closing the cooking room selectively, and at least one cam hinge for supporting the door capable of rotating by centering aroundthe upper end of the door in the upper and lower directions of the lower end of the door so as to open or close the cooking room corresponding to the cavity component. The microwave oven has the advantages that the adjacent space of the microwave oven can be used effectively; the food inside or outside the cooking room can be taken out/put in easily; the door can be separated easily; the area ofan electrical control room can be ensured fully; structural parts can be maintained/replaced easily; and a the damage of a display part, the injury of users and the like can be prevented.
Description
Technical field
The present invention relates to possess the micro-wave oven of function of ventilation hood, more detailed says so, and the mode of drawing more than a kind of door that is used to open and close the culinary art chamber of relating to is carried out the micro-wave oven that possesses function of ventilation hood of opening and closing operations.
Background technology
Micro-wave oven is a kind of electric household appliance that utilizes microwave and heater heat that food is cooked, and in general, includes in the micro-wave oven: the cavity assembly that is provided with the culinary art chamber; Is the center at the cavity assembly with the one end, and its other end is the installation of rear rotation forward, and optionally opens and closes the door of culinary art chamber.
Can possess function of ventilation hood in the micro-wave oven, it is by being installed on the inside of furniture cabinet, and the flue gas that the cooker thereunder installed produces is discharged in guiding in the process of cooking food, be provided with at Men Zhongke and be used to import the various operation signals relevant, and show the display part of the various information relevant to the outside with the operation of micro-wave oven with the operation of micro-wave oven.
But, at the micro-wave oven of aforesaid prior art and the point that possesses that there are the following problems in the micro-wave oven of function of ventilation hood.
As mentioned above, goalkeeper is the center with the one end, and its other end rear forward rotates, and optionally open and close the culinary art chamber, therefore, under the opened state of culinary art chamber, goalkeeper is positioned at the place ahead of culinary art chamber, places article thereby be difficult in the space near the both sides of micro-wave oven.
Door its rotating operation under the state of open culinary art chamber is unrestricted, and therefore, in process from food to the inside of culinary art chamber that put into/takes out, door is rotation arbitrarily, and what may hinder food puts into/take out operation.
In addition, under the situation of the micro-wave oven that possesses function of ventilation hood, as mentioned above, it will be installed on the inside of furniture cabinet, be installed at micro-wave oven under the state of inside of furniture cabinet, be used for the rotating hinge assembly that is supported in the inside of cavity assembly of door will be positioned at the inside of furniture cabinet, thus, for with door from the cavity components apart, micro-wave oven need be separated from the furniture cabinet, thereby in operation, exist inconvenient.
In possessing the micro-wave oven of function of ventilation hood, be provided with the stream that is used for function of ventilation hood in the inside of cavity assembly, thus, the space of electric component is set in the inside of cavity assembly, that is, the area of electric panel room will reduce relatively owing to stream.
In fact, the various structure members of the electric component that is provided with in the inside that comprises the cavity assembly also will be positioned at the inside of furniture cabinet, thus, in order to keep in repair or change electric component etc., micro-wave oven need be separated from the furniture cabinet, thereby exist inconvenient in operation.
In addition, 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 door may sustain damage, or may be injured in the process that the user grasps for shutter 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 micro-wave oven that possesses function of ventilation hood, more effectively use adjacent space; Can be easy to put into/take out the food that is used for cooking operation; Can be easy to carry out the lock out operation of door; Can guarantee the area of electric panel room; Can be easy to the maintenance of implementation structure parts or change operation; The damage that the display part that is provided with in the door is subjected to reaches and minimizes; The injured situation of user is minimized.
The technical scheme that the present invention takes for the technical problem that exists in the above-mentioned technology of solution is:
The micro-wave oven that possesses function of ventilation hood among the present invention includes the ventilator cowling that the flue gas that will be arranged at produces in the cooker of below is discharged to the outside; Inside is provided with the cavity assembly of the culinary art chamber that is used for cooking food; In the cavity assembly, be the center with its upper end, the rotating installation of direction up and down of its lower end, and be used for optionally opening and closing the door of culinary art chamber; Comprise also being used for being supported for and open or cover the culinary art chamber, and be the center that its lower end is at least one cam hinge of the door that rotates of direction up and down with its upper end with respect to the cavity assembly; With for open and close the culinary art chamber and rotate the door rotary motion trace in some positions be benchmark, when the Men Yiqi upper end is the center, when its lower end is rotated greater than the angle of reference position, the cam hinge will provide to door and make an external force of opening the direction of cooking the chamber and rotating, when the Men Yiqi upper end is the center, when its lower end is rotated less than the angle of reference position, the cam hinge will provide the external force of the direction that makes door cover the culinary art chamber and rotate to door; Include in the cam hinge: the cam shell of the hollow that forms to length direction lengthening; An end that connects the cam shell protrudes and forms, and with the hinge projection of rotating of the rotation interlock of door; With the hinge projection is the center, the rotatable inside that is installed on the cam shell, and simultaneously be provided with the rotating cam of cam part at its of the opposition side that is equivalent to the hinge projection; Movably be installed on the inside of cam shell with the length direction of cam shell, and be provided with the translating cam with the cam part of the cam part selectivity of rotating cam engagement; Be used for providing the elastic component of the elastic force on the direction that the cam part of the cam part of rotating cam and translating cam is close to translating cam, rotate and open and close fully under the state of culinary art chamber at door, the state that the cam part of rotating cam and the cam part of translating cam will keep mutually engagement fully or break away from by the elastic force of elastic component, thereby can prevent that door from rotating arbitrarily, open and close in the process of culinary art chamber at door, rotational angle according to door, the cam part of rotating cam will be by elastic component elastic force be meshing with each other or the direction that breaks away from is rotated to cam part with translating cam, rotate thereby make to the direction that opens and closes the culinary art chamber; The cam hinge by make the hinge projection to mutually away from direction protrude and a pair of of both sides, top that be arranged at door constitutes; The cam hinge is made of a pair of of both sides, top that makes the hinge projection be arranged at the cavity assembly to opposed facing direction protrusion; Also include: be used for absorbing and make door carry out the impact that rotating process produces and the buffer unit of noise in order to cover the culinary art chamber; Buffer unit is to be arranged at the lower front face of cavity assembly or the lower end, the inside of door, and has set flexible buffer component; Also include: be arranged at the front upper end of cavity assembly, and be used for air grid that the air of the internal flow of cavity assembly is discharged to the outside; Be provided with anti-interference part on the top of door, anti-interference part be used for preventing the door for open and close the culinary art chamber and with its upper end be its lower end, center up and down the direction rotating process interfere with air grid; Air grid is made of the curved surface that its front and bottom surface have set curvature, is positioned at the inside of anti-interference part in order to make air grid, and anti-interference part will be cut with set shape by the top of door and be formed; Anti-interference part will be by forming door the preceding surface member of front outward appearance cover; Preceding surface member is a front glass.
According to aforesaid the present invention, can be achieved as follows effect: the adjacent space that can effectively use micro-wave oven; Can make the food of the indoor outside of culinary art be easy to take out/to put into; Door is separated easily; Can fully guarantee the area of electric panel room; Can make structure member keep in repair easily/change; Can prevent that the damage of display part and user's is injured etc.
Advantage and good effect that the present invention has are: it is the center with its upper end that the micro-wave oven that possesses function of ventilation hood of the present invention is used for optionally opening and closing the goalkeeper who cooks the chamber, 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 culinary art chamber opened state, goalkeeper is supported by the state that gas spring or cam hinge are held open, and thus, will 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; Be used for the rotating hinge assembly that is supported in the cavity assembly of 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 cavity assembly; Upper end at the corresponding door of the air grid of the air of discharging to the outside with the inside that is used to guide the cavity assembly is provided with anti-interference part, thus, makes door rotate and open and close in the process of culinary art chamber, can prevent to interfere between door and the air grid; The service openings of front one side that can be by being arranged at the cavity 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; 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 cavity assembly; The display part that the various parts that are provided with for the inside that connects the cavity assembly and the inside of door are provided with, to pull out/insert lead 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; The display part that is provided with in the 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; Door and door handle will obtain cooling by the air of its internal flow, thus, can prevent the user in using the process of product by the door of the condition of high temperature or door handle damage, or the phenomenon that sustains damage of display part.
Description of drawings
Fig. 1 is the exploded perspective view of the embodiment of the micro-wave oven that possesses function of ventilation hood among the present invention;
Fig. 2 is the stereogram of state of the combination of the embodiment among the present invention;
Fig. 3 is the longitudinal section that constitutes the latch plate of the embodiment among the present invention;
Fig. 4 is the stereogram that constitutes the door Support bracket of the embodiment among the present invention;
Fig. 5 is the stereogram that constitutes the inner liner of the embodiment among the present invention;
Fig. 6 constitutes the air grid of the embodiment among 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 cavity assembly of the embodiment among the present invention;
Fig. 8 is the exploded perspective view that constitutes the door of the embodiment among the present invention;
Fig. 9 is the front view that constitutes the door of the embodiment among the present invention;
Figure 10 a to Figure 10 c is the mode of operation figure that in an embodiment of the present invention door is installed on the process of cavity assembly;
Figure 11 a to Figure 11 e is the mode of operation figure of the process that door is opened in preferred embodiment of the present invention;
Figure 12 a to Figure 12 c is the air flow graph that makes the mobile state of air by the embodiment among the present invention;
Figure 13 is the side view of major part of another embodiment of the micro-wave oven that possesses function of ventilation hood among the present invention;
Figure 14 is the part stereogram of major part of an embodiment again of the micro-wave oven that possesses function of ventilation hood among the present invention;
Figure 15 is the stereogram of cam hinge that constitutes an embodiment again of the micro-wave oven that possesses function of ventilation hood among the present invention;
Figure 16 a and Figure 16 b are the mode of operation figure of the operation of the corresponding cam hinge of the rotation with door in an embodiment again of the micro-wave oven that possesses function of ventilation hood of the present invention.
Main symbol description
100: 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
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
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 146: latch plate
147: activation lever 148: latch switch
149: torque spring 151: the flue gas inflow entrance
153: electric panel room 154: magnetron
155: capacitor 157: open communication
159: cooling fan assembly 161: inner liner
162: air is supplied with opening 163: guide portion
164: parts installation portion 165: the parts installing hole
166: ventilating fan assembly 167,168: air guiding device
169: ventilation stream 171,172: air channel
173: air grid 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
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
211: perspective peristome 213: show peristome
215: anti-interference part 217: suction hole
219: steam vent 220: door frame
221: scotch 223: porous portion
225: anti-interference part 227: hinge flange
228: hinge jaw 229: the spring steady pin
230: stop lid 231: the 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
265: reflecting plate 266: button
267: display cover 269: display glass
270: door handle 271: the handle cooling flowing path
281: latch protrusion 300: gas spring
310: cylinder 320: piston rod
S: screw W: lead
The specific embodiment
For further understanding summary of the invention of the present invention, characteristics and effect, exemplify following examples now, and conjunction with figs. is described in detail as follows:
Fig. 1 is the exploded perspective view of the embodiment of the micro-wave oven that possesses function of ventilation hood among the present invention; Fig. 2 is the stereogram of state of the combination of the embodiment among the present invention; Fig. 3 is the longitudinal section that constitutes the latch plate of the embodiment among the present invention; Fig. 4 is the stereogram that constitutes the door Support bracket of the embodiment among the present invention; Fig. 5 is the stereogram that constitutes the inner liner of the embodiment among the present invention; Fig. 6 constitutes the air grid of the embodiment among 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 cavity assembly of the embodiment among the present invention; Fig. 8 is the exploded perspective view that constitutes the door of the embodiment among the present invention; Fig. 9 is the front view that constitutes the door of the embodiment among the present invention; Figure 10 a to Figure 10 c is the mode of operation figure that in an embodiment of the present invention door is installed on the process of cavity assembly; Figure 11 a to Figure 11 e is the mode of operation figure of the door process of opening in an embodiment of the present invention; Figure 12 a to Figure 12 c is the air flow graph that makes the mobile state of air by the embodiment among the present invention.
As shown in the figure, be provided with culinary art chamber 111 in the inside of the cavity 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 the parts that are used to carry out the cooking operation of food, and it will optionally open and close by the following door 200 that will illustrate.
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, and, play the inlet effect that air flows into to the inside of culinary art chamber 111.In addition, discharge through hole 115 and be arranged at and suck be separated by top left end on the drawing of culinary art chamber 111 farthest of through hole 113, and, play the outlet effect that the air of the internal flow that makes culinary art chamber 111 is discharged.
Upper end, front at cavity assembly 100 is provided with suction unit 121 and exhaust portion.Wherein, suction unit 121 is arranged at upper end, front one side end of cavity assembly 100,, is arranged at the right-hand end on the drawing that is, and suction unit 121 is the parts that suck at the air of state current downflow in the inside of cavity assembly 100 that door 200 obtains cooling off.In addition, include in the exhaust portion: be arranged on upper end, the front end side of the cavity 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 upper end, the front central portion that is equivalent to the cavity 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 cavity assembly 100 is discharged to the outside.And the 2nd exhaust portion 124 is the drivings by the following ventilating fan assembly that will illustrate 166, the part that the flue gas that makes the cooker of the below that is arranged at micro-wave oven produce and flow into the inside of cavity assembly 100 in the process of cooking food obtains discharging.
Be provided with pair of terminal opening 125 in the upper end, front that is equivalent to the cavity assembly 100 between the 1st exhaust portion 123 and the 2nd exhaust portion 124.In addition, connect terminal openings 125, and the terminal shell (not shown) is installed to the place ahead of cavity assembly 100 protrusion.To 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.
With suction unit 121 is benchmark, and the right-hand end that is equivalent on the drawing of cavity assembly 100 of opposition side of exhaust portion is formed with service openings 127, and service openings 127 is the parts that are 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 and determine.Service openings 127 will optionally open and close by opening and closing carriage 129, in fact, opening and closing carriage 129 is that service openings 127 is only rotated at 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 cavity assembly 100 of the inside of being close to door 200 under the state that covers culinary art chamber 111.
As shown in Figure 4, be respectively arranged with a Support bracket 131 in the inboard of the front of cavity assembly 100 both side ends, door Support bracket 131 is used for the door 200 rotating cavity 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 cavity assembly 100 will be 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 cavity assembly 100 above.And, in door Support bracket 131, be respectively arranged with hinge carriage 133 and hinge lid 137.
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 jaw 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
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.
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 jaw 228 that inserts the hinge groove 134 upward.
Under the state that hinge lid 137 rotates downwards, that is, be inserted in hinge at hinge jaw 228 and place under the state of opening 138, in fact, 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.
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 137 hinge jaws 228 that rotate and prevent to insert in the hinge groove 134 downwards at hinge takes place will prevent that hinge jaw 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 jaw 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.
Be equivalent to hinge lid 137 below the both sides, front of cavity 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 cavity assembly 100 under the state of door Support bracket 131, to forwards protrude set length by the both sides, front of cavity 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 cavity assembly 100 are respectively arranged with breech lock slot 145, breech lock slot 145 will be by cavity 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.
As shown in Figure 3, be provided with latch plate 146 in the inside of the cavity 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.
Be provided with flue gas inflow entrance 151 in the bottom surface of cavity assembly 100, flue gas inflow entrance 151 is the flue gas of cooker flow into the inside inflow of cavity assembly 100 by the driving of ventilating fan assembly 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 cavity 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.
Be provided with cooling fan assembly 159 near front end above the cavity assembly 100 of suction unit 121, in fact, cooling fan assembly 159 is used to provide for the flowing of the air that cools off 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.
On cavity 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.
Side at inner liner 161 is provided with parts installation portion 164, and 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 cavity 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 ventilating fan assembly 166 on the cavity assembly 100 at the rear that is equivalent to the 2nd exhaust portion 124, the air that ventilating fan assembly 166 is used for providing the flue gas that makes cooker to discharge to the place ahead of cavity assembly 100 the required driving force that flows.For this reason, the suction unit of ventilating fan assembly 166 is towards the both sides of cavity assembly 100, and the exhaust portion of ventilating fan assembly 166 is towards the front end of cavity assembly 100, i.e. the 2nd exhaust portion 124.
On the cavity assembly 100 that is equivalent between the 2nd exhaust portion 124 and the ventilating fan assembly 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 cavity assembly 100, and in fact, it will form by ventilating fan assembly 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 ventilating fan assembly 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.
Be provided with the 1st air channel 171, the 1 air channels 171 is used for being directed to the inside of cooking chamber 111 with flow into the inside of cavity assembly 100 and the air of cooling electric parts by cooling fan assembly 159 in a side of cavity assembly 100.For this reason, the 1st air channel 171 will be arranged at the right flank on the drawing of cavity 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 cavity 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 cavity assembly 100 of the top that is equivalent to cook chamber 111.
Front at the cavity assembly 100 corresponding with suction unit 121 and the 1st and the 2nd exhaust portion 123,124 is provided with air grid 173.The effect of air grid 173 is, guiding is drawn into the air of the inside of cavity 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 cavity 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.
Air-breathing stream 174 is to be used to guide the part of air that is drawn into the inside of cavity 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 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 cavity 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 cavity 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 cavity 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 cavity 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 cavity 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 cavity assembly 100 is directed to the 2nd exhaust flow path 176.
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 cavity assembly 100 runs through through hole 178A.
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.
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 cavity 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 cavity 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.
Being used for optionally opening and closing the door 200 of cooking chamber 111 will be the center with its upper end, and its lower end is the rotating cavity 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 door 200.
The inside of the door face board 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 door face board 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.
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 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.
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 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 under door 200 is installed on the state of cavity assembly 100 near an end above the door 200 of the 1st steam vent 175A, and steam vent 219 will be arranged at the end away from the anti-interference part 215 of the door face board 210 of suction hole 217.
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.
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 jaw 228 to horizontal direction respectively, in fact, hinge jaw 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.
Be equivalent to hinge flange 227 below the both sides of door frame 220 be respectively arranged with spring steady pin 229, spring steady pin 229 is used for fixing gas spring 300, it will connect a side of the following spring placement section 235 that will illustrate, and be 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 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.
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 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.
Main printed circuit board 261 is arranged at the inside of the 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, can use vacuum fluorescent display device based on the luminescence phenomenon of the fluorophor of low-velocity electron line, display unit 262 will be fixed in main printed circuit board 261 by analog bracket 262A.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 door 200.
Printed circuit board (PCB) 263 backlight will be arranged at the inside of the 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.
Reflecting plate 265 is arranged at the inside that is equivalent to the 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.
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.
Be provided with a pair of latch protrusion 281 between door frame 220 and stop lid 230, latch protrusion 281 will connect latch openings 237, and protrude to the rear of 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.
Be formed with a cooling flowing path 201 in the inside of door 200, door cooling flowing path 201 is used for cooling 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 ' Contraband ' shape of opening upward in the inside of door 200, its upper end will be communicated with suction hole 217 and steam vent 219.
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, its two ends will be communicated with door cooling flowing path 201, thus, and the part of flow air in a cooling flowing path 201 will be flowed in the inside of handle cooling flowing path 271.
Under 111 opened state of culinary art chamber, for door 200 being supported with respect to cavity assembly 100 and being provided with a pair of gas spring 300, be benchmark with a certain position between the state of door 200 complete openings and the state that covers fully, gas spring 300 will optionally provide the direction of the rotation in order to make door 200 open culinary art chamber 111 or the external force of the direction of rotating in order to cover to door 200.For example, in the centre position with the state of 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 door 200 rotates upward, gas spring 300 will provide the direction that door 200 is opened to culinary art chamber 111 to door 200, the external force of promptly rotating upward, and, under the state that rotates downwards when comparing at door 200 and as the centre position of benchmark, in order to cover culinary art chamber 111, gas spring 300 will provide to door 200 and make door 200 external force of rotating downwards.
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 cavity assembly 100 and the inside of 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.
Below, with reference to the accompanying drawings, the effect of the embodiment of the micro-wave oven that possesses function of ventilation hood among the present invention is described in more detail.
The preferred embodiment of the micro-wave oven that possesses function of ventilation hood at first, according to the present invention describes the process that door is installed in cavity.
Be installed under the state of the furniture cabinet that is provided with above the cooker at cavity assembly 100, shown in Figure 10 a, door 200 will be moved with respect to cavity assembly 100, thereby hinge jaw 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 jaw 228 that inserts in the hinge groove 134 breaks away from arbitrarily.At this moment, hinge jaw 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 jaw 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 jaw 228 breaks away from, hinge lid 137 will can not rotate arbitrarily.
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, and thus, the user need not the external discrete of cavity assembly 100 to the furniture cabinet also can be carried out the operation that door 200 is installed on cavity assembly 100.
Below, will the process that the door among the embodiment of the micro-wave oven that possesses function of ventilation hood among the present invention is opened be described.
At first, shown in Figure 11 a, in door 200 closing state, promptly, cooking under the state that covers chamber 111, the inside of the front of cavity assembly 100 will be close in the inside of door 200, as mentioned above, cover at 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.
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 input, and the food that holds in the culinary art chamber 111 is carried out cooking operation.
When in culinary art chamber 111, finishing the cooking operation of food, will open 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, door 200 will be the center with hinge jaw 228, and rotate upward its lower end, and it is open that culinary art chamber 111 is begun.Under the rotating operation of 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 door 200 that rotates as mentioned above will receive to the direction of covering culinary art chamber 111 from gas spring 300 and rotate, 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, door 200 will be the center with hinge jaw 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, door 200 will be the center with hinge jaw 228, and rotate upward its lower end.In addition, shown in Figure 11 c, with the centre position of the state of door 200 complete openings and the state that covers fully relatively, when door 200 is in relative to the state that rotates upward, it is the external force that rotate upward its lower end, center that 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 111 will be subjected to.
Therefore, shown in Figure 11 d, even without holding door handle and the pulling that forwards is inclined upwardly, 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, door 200 will be the center with hinge jaw 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 door 200 will be subjected to for open culinary art chamber 111 with hinge jaw 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.
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, door 200 will be the center with hinge jaw 228, its lower end will begin to rotate downwards, in addition, when rotate downwards illustrated position among 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, door 200 will be the center with hinge jaw 228 also, its lower ends downward side rotates, and covers culinary art chamber 111.
Below, the state that air flows will be described.
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, the air of inside that is drawn into a cooling flowing path 201 as mentioned above is under the continuation of cooling fan assembly 159 drives, to flow in the inside of a cooling flowing path 201, and opposite house 200, particularly display part 260 is cooled off.
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 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.
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 cavity assembly 100 are drawn into the inside of cavity assembly 100, certainly, except the 1st suction grille 174A by air grid 173 flows into the air of cooling door 200, also can flow into extraneous air to the inside of cavity assembly 100 by the 2nd suction grille 174B of air grid 173.
The air that is drawn into the inside of cavity 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 cavity 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 cavity assembly 100 guides upward.
Shown in Figure 12 a, when ventilating fan assembly 166 drives, the flue gas that produces in the process of cooking food in cooker will flow into the inside of cavity assembly 100 by the flue gas inflow entrance 151 of cavity assembly 100, the flue gas of cooker that flow into the inside of cavity assembly 100 will flow in ventilation stream 169 under the continuation of ventilating fan assembly 166 drives, and will be directed to the 2nd exhaust flow path 176 of air grid 173 by the 2nd exhaust portion 124 of cavity 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.
When capacitor 155 sustains damage in the process of using micro-wave oven, need not cavity 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 jaw 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 cavity 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 cavity 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 of major part of another embodiment of the micro-wave oven that possesses function of ventilation hood among the present invention; Figure 14 is the part stereogram of major part of an embodiment again of the micro-wave oven that possesses function of ventilation hood among the present invention.
At first, in Figure 13 in the illustrated embodiment, is the center in order to make a (not shown) in cavity 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 cavity 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.
In the both sides, upper end with the close cavity assembly of hinge carriage 410 open and close member 430 is installed movably respectively, 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 cavity assembly respectively, and, it can not overlapped at fore-and-aft direction with hinge groove 420.
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 cavity 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 will prevent that it to the direction of opening hinge groove 420, promptly is moved arbitrarily downwards under the state that covers hinge groove 420.
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 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.
Below, will the present embodiment that constitute by structure as mentioned above be described the rotating process that is installed on the cavity assembly of door.At first, door is moved, make hinge jaw 450 be positioned at the top of shading member 430, with door when mobile downwards, hinge jaw 450 also will move downwards under this state.
When hinge jaw 450 will make shading member 430 move downwards, a side of hinge carriage 410 will be positioned over, under this state with door when forwards mobile, hinge jaw 450 also will forwards move, and be inserted in the hinge groove 420, meanwhile, hinge jaw 450 will be isolated with shading member 430, shading member 430 is under the effect of the elastic force of elastic component, to be moved upward, and cover hinge groove 420, thus, be positioned at hinge jaw 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 cavity 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 cavity assembly, in addition, in hinge carriage 510, be formed with the hinge hole (not shown) of direction connection to the left and right.
In the cavity assembly, with its upper end is the center, its lower end is the inside upper end of the door (not shown) of the rotating installation of direction up and down, is provided with respectively the be separated by a pair of hinge flange 520 of set distance of direction to the left and right, and hinge flange 520 rearward protrudes in the upper end, the inside of door and forms.
Some one sides in hinge flange 520 are provided with hinge jaw 530, the some one side of hinge jaw 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 jaw 530 will be inserted in the hinge hole to horizontal direction.
Be inserted at hinge jaw 530 under the state in hinge hole, to insert shading member 540 between the front end of the some and hinge jaw 530 in hinge flange 520, shading member 540 will play at hinge jaw 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, the embodiment again 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 of cam hinge that constitutes an embodiment again of the micro-wave oven that possesses function of ventilation hood among the present invention.
In the present embodiment, the culinary art chamber (not shown) that the inside of cavity 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.
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 the both sides, top of door respectively, and hinge projection 620 is protruded to mutually opposite direction.
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.
Below, with reference to the accompanying drawings, the effect of an embodiment again of the micro-wave oven that possesses function of ventilation hood among the present invention is described in more detail.
Figure 16 a and Figure 16 b are the mode of operation figure of the operation of the corresponding cam hinge of the rotation with door in an embodiment again of the micro-wave oven that possesses function of ventilation hood of the present invention.
At first, cover the state of culinary art chamber at door, promptly, under the state that door does not rotate the cavity 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 door pulling, goalkeeper is 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 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 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, goalkeeper is 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 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, goalkeeper is 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 cavity assembly, and, a certain side in the lower end, the inside of the lower front face of cavity assembly and door can be provided with has set flexible buffer component, and buffer component will play and be absorbed in cavity 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 (12)
1, a kind of micro-wave oven that possesses function of ventilation hood includes the ventilator cowling that the flue gas that will be arranged at produces in the cooker of below is discharged to the outside; Inside is provided with the cavity assembly of the culinary art chamber that is used for cooking food; In the cavity assembly, be the center with its upper end, the rotating installation of direction up and down of its lower end, and be used for optionally opening and closing the door of culinary art chamber; It is characterized in that, also comprise being used for being supported for and open or cover the culinary art chamber, and be the center that its lower end is at least one cam hinge of the door that rotates of direction up and down with its upper end with respect to the cavity assembly.
2, the micro-wave oven that possesses function of ventilation hood according to claim 1, it is characterized in that: with for open and close the culinary art chamber and rotate the door rotary motion trace in some positions be benchmark, when the Men Yiqi upper end is the center, when its lower end is rotated greater than the angle of reference position, the cam hinge will provide to door and make an external force of opening the direction of cooking the chamber and rotating, when the Men Yiqi upper end is the center, when its lower end is rotated less than the angle of reference position, the cam hinge will provide the external force of the direction that makes door cover the culinary art chamber and rotate to door.
3, the micro-wave oven that possesses function of ventilation hood according to claim 2 is characterized in that, includes in the cam hinge: the cam shell of the hollow that forms to length direction lengthening; An end that connects the cam shell protrudes and forms, and with the hinge projection of rotating of the rotation interlock of door; With the hinge projection is the center, the rotatable inside that is installed on the cam shell, and simultaneously be provided with the rotating cam of cam part at its of the opposition side that is equivalent to the hinge projection; Movably be installed on the inside of cam shell with the length direction of cam shell, and be provided with the translating cam with the cam part of the cam part selectivity of rotating cam engagement; Be used for providing the elastic component of the elastic force on the direction that the cam part of the cam part of rotating cam and translating cam is close to translating cam, rotate and open and close fully under the state of culinary art chamber at door, the state that the cam part of rotating cam and the cam part of translating cam will keep mutually engagement fully or break away from by the elastic force of elastic component, thereby can prevent that door from rotating arbitrarily, open and close in the process of culinary art chamber at door, rotational angle according to door, the cam part of rotating cam will be by elastic component elastic force be meshing with each other or the direction that breaks away from is rotated to cam part with translating cam, rotate thereby make to the direction that opens and closes the culinary art chamber.
4, the micro-wave oven that possesses function of ventilation hood according to claim 3 is characterized in that: the cam hinge is made of a pair of of both sides, top that makes the hinge projection be arranged at door to mutually opposite direction protrusion.
5, the micro-wave oven that possesses function of ventilation hood according to claim 3 is characterized in that: the cam hinge is made of a pair of of both sides, top that makes the hinge projection be arranged at the cavity assembly to opposed facing direction protrusion.
6, according to claim 1 any one described micro-wave oven that possesses function of ventilation hood to the claim 5, it is characterized in that, also include: be used for absorbing and make door carry out the impact that rotating process produces and the buffer unit of noise in order to cover the culinary art chamber.
7, the micro-wave oven that possesses function of ventilation hood according to claim 6 is characterized in that: buffer unit is to be arranged at the lower front face of cavity assembly or the lower end, the inside of door, and has set flexible buffer component.
8, the micro-wave oven that possesses function of ventilation hood according to claim 7 is characterized in that: also include the front upper end that is arranged at the cavity assembly, and be used for air grid that the air of the internal flow of cavity assembly is discharged to the outside.
9, the micro-wave oven that possesses function of ventilation hood according to claim 8, it is characterized in that: be provided with anti-interference part on the top of door, anti-interference part be used for preventing the door for open and close the culinary art chamber and with its upper end be its lower end, center up and down the direction rotating process interfere with air grid.
10, the micro-wave oven that possesses function of ventilation hood according to claim 9, it is characterized in that: air grid is made of the curved surface that its front and bottom surface have set curvature, in order to make air grid be positioned at the inside of anti-interference part, anti-interference part will be cut with set shape by the top of door and be formed.
11, the micro-wave oven that possesses function of ventilation hood according to claim 10 is characterized in that: the preceding surface member of the front outward appearance that anti-interference part will be by forming door covers.
12, the micro-wave oven that possesses function of ventilation hood according to claim 11, it is characterized in that: preceding surface member is a front glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810054384A CN101660791A (en) | 2008-08-29 | 2008-08-29 | Microwave oven with function of ventilation hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810054384A CN101660791A (en) | 2008-08-29 | 2008-08-29 | Microwave oven with function of ventilation hood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101660791A true CN101660791A (en) | 2010-03-03 |
Family
ID=41788960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810054384A Pending CN101660791A (en) | 2008-08-29 | 2008-08-29 | Microwave oven with function of ventilation hood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101660791A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102192538A (en) * | 2010-03-08 | 2011-09-21 | 乐金电子(天津)电器有限公司 | Embedded microwave oven with novel smoke pumping structure |
| WO2017031806A1 (en) * | 2015-08-27 | 2017-03-02 | 美的集团股份有限公司 | Microwave cooking device |
-
2008
- 2008-08-29 CN CN200810054384A patent/CN101660791A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102192538A (en) * | 2010-03-08 | 2011-09-21 | 乐金电子(天津)电器有限公司 | Embedded microwave oven with novel smoke pumping structure |
| CN102192538B (en) * | 2010-03-08 | 2015-05-20 | 乐金电子(天津)电器有限公司 | Embedded microwave oven with novel smoke pumping structure |
| WO2017031806A1 (en) * | 2015-08-27 | 2017-03-02 | 美的集团股份有限公司 | Microwave cooking device |
| US10194494B2 (en) | 2015-08-27 | 2019-01-29 | Midea Group Co., Ltd. | Microwave cooking device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8847133B2 (en) | Door for ventilation hooded microwave oven and cooling system for the same | |
| CN107550308B (en) | Embedded microwave oven | |
| US7629561B2 (en) | Electric oven with hood having opening/closing device to open and close an exhaust passage | |
| KR101535304B1 (en) | Microwave oven having hood | |
| KR100807384B1 (en) | A air flow system for ventilation hooded microwave oven | |
| CA2674537C (en) | A microwave oven | |
| CA2674935C (en) | A ventilation hooded microwave oven and cooling system for the same | |
| US7276679B2 (en) | Microwave oven | |
| CN101737832A (en) | Door-cooling system with ventilation hood function for microwave oven | |
| CN101660791A (en) | Microwave oven with function of ventilation hood | |
| US20240015859A1 (en) | Cooking device | |
| 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 | |
| KR20050031781A (en) | Wall mounted type microwave oven | |
| KR20210121955A (en) | Cooking apparatus | |
| KR100785425B1 (en) | A lead wire protecting structure for ventilation hooded microwave oven | |
| KR100789736B1 (en) | A door supporting device for ventilation hooded microwave oven | |
| US6878915B1 (en) | Air flow system for microwave cooking appliance | |
| KR100716001B1 (en) | Oven range | |
| KR20080013687A (en) | A ventilation hooded microwave oven | |
| CN118029832A (en) | Machine door assembly and cooking equipment | |
| CN116428624A (en) | Integrated kitchen |
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: 20100303 |