CN110307567A - Household electrical appliance - Google Patents

Household electrical appliance Download PDF

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Publication number
CN110307567A
CN110307567A CN201910500729.8A CN201910500729A CN110307567A CN 110307567 A CN110307567 A CN 110307567A CN 201910500729 A CN201910500729 A CN 201910500729A CN 110307567 A CN110307567 A CN 110307567A
Authority
CN
China
Prior art keywords
idler wheel
cavity
drawer
electrical appliance
household electrical
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.)
Granted
Application number
CN201910500729.8A
Other languages
Chinese (zh)
Other versions
CN110307567B (en
Inventor
周坚毅
関谷一芳
曾理慧
张磊磊
洪明花
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.)
Midea Group Co Ltd
Guangdong Midea Kitchen Appliances Manufacturing Co Ltd
Original Assignee
Midea Group Co Ltd
Guangdong Midea Kitchen Appliances Manufacturing 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 Midea Group Co Ltd, Guangdong Midea Kitchen Appliances Manufacturing Co Ltd filed Critical Midea Group Co Ltd
Priority to CN201910500729.8A priority Critical patent/CN110307567B/en
Publication of CN110307567A publication Critical patent/CN110307567A/en
Application granted granted Critical
Publication of CN110307567B publication Critical patent/CN110307567B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00Heating by electric, magnetic or electromagnetic fields
    • H05B6/64Heating using microwaves
    • H05B6/6414Aspects relating to the door of the microwave heating apparatus
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00Heating by electric, magnetic or electromagnetic fields
    • H05B6/64Heating using microwaves
    • H05B6/80Apparatus for specific applications
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B2206/00Aspects relating to heating by electric, magnetic, or electromagnetic fields covered by group H05B6/00
    • H05B2206/04Heating using microwaves

Abstract

The invention discloses a kind of household electrical appliance.Household electrical appliance include the drawer and roll wheel assembly of cavity, connection cavity.The bottom plate of cavity is equipped with location structure.Drawer can be mobile relative to cavity.Roll wheel assembly includes the first idler wheel and the second idler wheel for being located at drawer outer surface, and the rolling axis of the first idler wheel and the rolling axis of the second idler wheel are not parallel, and the first idler wheel rollably supports on the bottom plate of cavity, the rollably connected location structure of the second idler wheel.The household electrical appliance of embodiment of the present invention, the first idler wheel and the second idler wheel will not roll on cavity wall, can deform to avoid cavity wall, to avoid influencing appearance and the change of drawer pull feel tightly;Simultaneously because cavity wall does not have idler wheel rolling, the safe distance between drawer side wall and cavity wall can be set larger, can avoid the occurrence of the case where being easy sparking when household electrical appliance are Microwave IC work.

Description

Household electrical appliance
Technical field
The present invention relates to field of home appliance technology, in particular to a kind of household electrical appliance.
Background technique
Drawer type cooking appliance can be embedded in cabinet, save the table space in kitchen, while make kitchen clean and tidy.Drawer Formula cooking appliance includes cavity and drawer, and drawer can slide back and forth in the cavity.It in the related art, is the flat of guarantee drawer Weighing apparatus can be equipped with idler wheel, double swerve when preventing drawer from moving in the cavity in the left and right side of drawer.
However, idler wheel rolls on the side wall of cavity for a long time, cavity wall is be easy to cause to deform, on the one hand influences appearance, On the other hand the knob sense of drawer is also made to become tight.In addition, in microwave cooking electric appliance, it is generally the case that keep two metals The safe distance of part is sufficiently large, however, idler wheel usually passes through the side that metal installation part is mounted on drawer, this meeting is so that original The safe distance of drawer side wall and cavity wall becomes at a distance from the side wall of metal installation part and cavity.And metal installation part and chamber The distance of the side wall of body is smaller, in microwave cooking electrical work, is easy to happen sparking, there are security risks.
Summary of the invention
Embodiments of the present invention provide a kind of household electrical appliance.
The household electrical appliance of embodiment of the present invention include:
The bottom plate of cavity, the cavity is equipped with location structure;
The drawer of the cavity is connected, the drawer can be mobile relative to the cavity;With
Roll wheel assembly, the roll wheel assembly includes the first idler wheel and the second idler wheel for being located at the drawer outer surface, described The rolling axis of first idler wheel and the rolling axis of second idler wheel are not parallel, and first idler wheel is rollably supported in institute It states on the bottom plate of cavity, the rollably connected location structure of the second idler wheel.
The household electrical appliance of embodiment of the present invention, the first idler wheel and the second idler wheel will not roll on cavity wall, can To avoid cavity wall deformation, to avoid influencing appearance and the change of drawer pull feel tightly;Simultaneously because cavity wall does not roll Wheel rolls, and the safe distance between drawer side wall and cavity wall can be set larger, and can avoid the occurrence of household electrical appliance is The case where sparking is easy when Microwave IC works.
In some embodiments, the quantity of first idler wheel is multiple, and multiple first idler wheels are separately mounted to The left side and right side of the drawer, the quantity of second idler wheel be it is multiple, multiple second idler wheels are along perpendicular to institute The moving direction for stating drawer is periodically installed at the lower surface of the drawer.
In some embodiments, the location structure include interval multiple positioning regions, each second idler wheel with A corresponding positioning region is rollably connected,
Wherein, one of them described positioning region and a rollably connected joint face of one of them described second idler wheel It is at least opposite with another rollably connected joint face of the second idler wheel described in another with positioning region described in another.
In some embodiments, the quantity of first idler wheel is multiple, and multiple first idler wheels are separately mounted to The left side and right side of the drawer, the quantity of second idler wheel be it is single or multiple, second idler wheel is mounted on institute The lower surface for stating drawer, in the case where second idler wheel is multiple, multiple second idler wheel moving along the drawer Direction is positioned apart from.
In some embodiments, the location structure includes two opposite positioning regions of interval, described two positioning regions Between be formed with locating slot, second idler wheel is located at the locating slot and rollably connected with described two positioning regions.
In some embodiments, the household electrical appliance include first that first idler wheel is mounted on to the drawer Frame and the second support that second idler wheel is mounted on to the drawer.
In some embodiments, the location structure includes positioning region, and the positioning region is formed in the bottom of the cavity The bottom plate a part of on the plate and/or positioning region as the cavity, the rollably connected positioning of the second idler wheel Portion.
In some embodiments, the bottom plate of the cavity is formed fluted, and the location structure is located in the groove, The bottom plate that the position of first idler wheel described in the backplanes support of the cavity is higher than the cavity installs the position of the location structure.
In some embodiments, the household electrical appliance include door body, and the drawer connects the door body, and the door body is set There are knob and form.
In some embodiments, the household electrical appliance include locking member and locking auxiliary section, and the locking member is located at institute State one of them of door body and the cavity, the locking auxiliary section is located at another of the door body and the cavity, described Locking member and the locking auxiliary section are cooperatively connected to lock the door body and the cavity.
In some embodiments, the household electrical appliance include the interlock bracket for being located at the cavity or the door body, institute It states locking member and is formed with hook, the locking auxiliary section is formed with snap-gauge, and the hook sets with the snap-gauge card and connect, the card Plate is located at the interlock bracket.
In some embodiments, the household electrical appliance include the multiple microswitches for being located at the interlock bracket, in institute State hook and in the case that the snap-gauge card is set, the hook touches the multiple microswitch, the multiple microswitch with The contact position of the hook is located at different direction.
In some embodiments, the household electrical appliance include connection component, and the connection component includes sliding rail rack, cunning Rail and guide plate, the sliding rail rack are located at one of them of the door body and the cavity, and the guide plate is located at the door Another of body and the cavity, the sliding rail include the first rail and the second rail, and first rail is located at the sliding rail rack, institute It states the second rail and is located at the guide plate.
In some embodiments, the household electrical appliance include driving assembly,
It is located in the case that the cavity guide plate is located at the door body in the sliding rail rack, the driving group Part connects the guide plate, and the driving component is for driving the guide plate mobile to drive the drawer relative to the chamber Body is moved forward and backward;
It is located in the case that the door body guide plate is located at the cavity in the sliding rail rack, the driving group Part connects the sliding rail rack, and the driving component is for driving the sliding rail rack mobile to drive the drawer relative to institute State cavity back-and-forth motion.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect and advantage of the invention is from combining in description of the following accompanying drawings to embodiment by change It obtains obviously and is readily appreciated that, in which:
Fig. 1 is the structural schematic diagram of the household electrical appliance of embodiment of the present invention;
Fig. 2 is another structural schematic diagram of the household electrical appliance of embodiment of the present invention;
Fig. 3 is the another structural schematic diagram of the household electrical appliance of embodiment of the present invention;
Fig. 4 is the another structural schematic diagram of the household electrical appliance of embodiment of the present invention;
Fig. 5 is the enlarged diagram of V part in Fig. 1;
Fig. 6 is the enlarged diagram of VI part in Fig. 2;
Fig. 7 is the enlarged diagram of VII part in Fig. 4;
Fig. 8 is the structural schematic diagram of the household electrical appliance of the relevant technologies;
Fig. 9 is the partial structure diagram of the household electrical appliance of the relevant technologies;
Figure 10 is the enlarged diagram of Ⅹ part in Fig. 8;
Figure 11 is the structural schematic diagram of the cavity of embodiment of the present invention;
Figure 12 is the structural schematic diagram of the drawer of embodiment of the present invention;
Figure 13 is another structural schematic diagram of the household electrical appliance of embodiment of the present invention;
Figure 14 is the another structural schematic diagram of the household electrical appliance of embodiment of the present invention;
Figure 15 is the partial structure diagram of the household electrical appliance of embodiment of the present invention;
Figure 16 is the decomposition texture schematic diagram of the household electrical appliance of embodiment of the present invention.
Specific embodiment
Embodiments of the present invention are described below in detail, the example of the embodiment is shown in the accompanying drawings, wherein from beginning Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng The embodiment for examining attached drawing description is exemplary, and for explaining only the invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " up time The orientation or positional relationship of the instructions such as needle ", " counterclockwise " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of The description present invention and simplified description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with spy Fixed orientation construction and operation, therefore be not considered as limiting the invention.In addition, term " first ", " second " are only used for Purpose is described, relative importance is not understood to indicate or imply or implicitly indicates the quantity of indicated technical characteristic. " first " is defined as a result, the feature of " second " can explicitly or implicitly include one or more feature.? In description of the invention, the meaning of " plurality " is two or more, unless otherwise specifically defined.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected.It can To be mechanical connection, it is also possible to be electrically connected.It can be directly connected, can also can be indirectly connected through an intermediary The interaction relationship of connection or two elements inside two elements.It for the ordinary skill in the art, can be with The concrete meaning of above-mentioned term in the present invention is understood as the case may be.
Fig. 1-Fig. 7 is please referred to, the household electrical appliance 100 of embodiment of the present invention include the pumping of cavity 102, connection cavity 102 Drawer 104 and roll wheel assembly 106.The bottom plate 108 of cavity 102 is equipped with location structure 110.Drawer 104 can be moved relative to cavity 102 It is dynamic.Roll wheel assembly 106 includes the first idler wheel 112 and the second idler wheel 114 for being located at 104 outer surface of drawer, the rolling of the first idler wheel 112 Shaft line A and the rolling axis B of the second idler wheel 114 are not parallel, and the first idler wheel 112 rollably supports the bottom plate in cavity 102 On 108, the rollably connected location structure 110 of the second idler wheel 114.
The household electrical appliance 100 of embodiment of the present invention, the first idler wheel 112 and the second idler wheel 114 will not be in cavity walls It rolls, can be deformed to avoid cavity wall 116 on 116, to avoid influencing appearance and 104 pull hand 138 of drawer sense change tightly;Together When rolled without idler wheel due to cavity wall 116, the safe distance between 104 side wall of drawer and cavity wall 116 can be set Obtain larger, easy the case where striking sparks when can be Microwave IC work to avoid household electrical appliance 100.
It is appreciated that the household electrical appliance 100 of embodiment of the present invention are with drawer 104, including but not limited to drawer type The household electrical appliance such as dish-washing machine, drawer type sterilizing cabinet, drawer-type refrigerator, drawer-type microwave oven, drawer type oven.
It in the related art, is the balance for guaranteeing drawer, usually in the bottom surface of the left and right tail end of drawer and side setting rolling Wheel, double swerve when can prevent drawer from moving in the cavity in this way.Idler wheel rolls on cavity wall for a long time, be easy to cause chamber On the one hand body sidewall deformation influences appearance, the knob sense of drawer is on the other hand also made to become tight.
By taking drawer-type microwave oven as an example, Fig. 8-Figure 10 is please referred to, is mounted on the idler wheel 204 of 202 side of drawer for a long time in chamber It rolls in the left and right sidewall 206 of body, will cause 206 deformable squeeze side roll 204 of cavity wall and is left in cavity wall 206 Rolling wheel stamp not only influences appearance in this way, but also the pull feel of drawer 202 is made to become tight.Please refer to Fig. 8 and Figure 10, side rolling Wheel 204 is mounted on the side of drawer 202, such Metal Contact Rollers bracket 208 and cavity wall 206 by Metal Contact Rollers bracket 208 Distance D1 it is small compared with the distance D2 of drawer side wall and cavity wall 206.In 206 deformable squeeze side roll 202 of cavity wall In the case of, Metal Contact Rollers bracket 208 can become smaller with 206 distance D1 of cavity wall.Due to two metalworks distance compared with It is small, when micro-wave oven work, it is easy to happen sparking, there are security risks.
Therefore, in the household electrical appliance 100 that embodiment of the present invention provides, the rolling axis A and second of the first idler wheel 112 The rolling axis B of idler wheel 114 is not parallel, and the first idler wheel 112 rollably supports on the bottom plate 108 of cavity 102, the second idler wheel Location structure 110 on the bottom plate 108 of 114 rollably connected cavitys 102.First idler wheel 112 and the second idler wheel 114 are set It sets, so that not will shake left and right when drawer 104 moves in cavity 102.When pulling drawer 104, the first idler wheel 112 and second Idler wheel 114 need not roll on cavity wall 116.In this way, both rolling wheel stamp will not be left in cavity wall 116 will not cause Cavity wall 116 deforms, it is ensured that the appearance of household electrical appliance 100 and the pull hand 138 of drawer 104 are felt.In addition, due to cavity Side wall 116 is rolled without idler wheel, can be arranged larger by the safe distance between 104 side wall of drawer and cavity wall 116, from And the case where being easy sparking when avoiding the occurrence of microwave operational, guarantee safety.In the illustrated embodiment, first idler wheel 112 Rolling axis A is vertical with the rolling axis B of the second idler wheel 114.It is appreciated that in other embodiments, the first idler wheel 112 Rolling axis A and the rolling axis B of the second idler wheel 114 were both not parallel, also out of plumb, that is to say, that the rolling of the first idler wheel 112 Axis A and the rolling axis B of the second idler wheel 114 are obliquely installed.
Please refer to Fig. 1, Fig. 2, Fig. 3, Fig. 5 and Fig. 6, in some embodiments, the quantity of the first idler wheel 112 be it is multiple, Multiple first idler wheels 112 are separately mounted to the left side 118 and right side 120 of drawer 104.The quantity of second idler wheel 114 is more A, multiple second idler wheels 114 are periodically installed at the lower surface 122 of drawer 104 along the moving direction perpendicular to drawer 104.
It is appreciated that the left side 118 and right side 120 of drawer 104 are mounted on the first idler wheel 112, a left side for drawer 104 112 quantity of the first idler wheel that side 118 is installed can be identical as the quantity of the first idler wheel 112 that the right side 120 of drawer 104 is installed Or it is not identical.Therefore, the quantity of the first idler wheel 112 is two or three or three or more, such as two, four or five etc.. The quantity of second idler wheel 114 can be two or more, arrange along the moving direction compartment of terrain perpendicular to drawer 104.
In the example of fig. 1 and 2, the quantity of the first idler wheel 112 is two, and two the first idler wheels 112 are separately mounted to The left side 118 and right side 120 of 104 rear end of drawer.The quantity of second idler wheel 114 is two, two the second idler wheel 114 difference It is mounted on 122 left and right sides of lower surface of 104 rear end of drawer.In the example of fig. 3, the quantity of the first idler wheel 112 is two, two A first idler wheel 112 is separately mounted to the left side 118 and right side 120 of 104 rear end of drawer.The quantity of second idler wheel 114 is Three, the second idler wheel of two of them 114 is separately mounted to 122 left and right sides of lower surface of 104 rear end of drawer, another second rolling Wheel 114 is mounted between two the second idler wheels 114.The installation position of first idler wheel 112 and the second idler wheel 114 in 104 rear end of drawer Same straight line can be located at or positioned at different straight lines by setting.Certainly, the first idler wheel 112 and the second idler wheel 114 can also be mounted on pumping The other positions of drawer 104, such as 104 front end of drawer.It should be noted that 104 rear end of drawer refers to that drawer 104 is always positioned at One end in cavity 102.104 front end of drawer refers to one end of the closer user of drawer 104.
Further, in some embodiments, location structure 110 includes multiple positioning regions 124 at interval.Each second Idler wheel 114 and a corresponding positioning region 124 are rollably connected.Wherein, one of positioning region 124 with one of them second A rollably connected joint face 126 of idler wheel 114 at least can with another positioning region 124 and another second idler wheel 114 Another joint face 126 rollably connected is opposite.
In this way, at least two second idler wheels 114 roll on positioning region 124, opposite effect power in direction is provided, drawer is made 104 are able to maintain balance.Figure 11 and Figure 12 are please referred to, will shake left and right to be further ensured that drawer 104 not, shown in Fig. 1 and Fig. 3 The distance between the joint face 126 of two positioning regions 124 of 100 left and right sides of household electrical appliance of example M can be greater than or equal to left and right The distance between two the second idler wheels 114 N.
Fig. 4 and Fig. 7 are please referred to, in some embodiments, the quantity of the first idler wheel 112 is multiple, multiple first idler wheels 112 are separately mounted to the left side 118 and right side 120 of drawer 104.The quantity of second idler wheel 114 be it is single or multiple, second Idler wheel 114 is mounted on the lower surface 122 of drawer 104, in the case where the second idler wheel 114 is multiple, multiple second idler wheel, 114 edges The moving direction of drawer 104 is positioned apart from.
It is appreciated that the left side 118 and right side 120 of drawer 104 are mountable one or more first idler wheels 112, the first rolling that 112 quantity of the first idler wheel that the left side 118 of drawer 104 is installed can be installed with the right side 120 of drawer 104 The quantity of wheel 112 is identical or not identical.The quantity of second idler wheel 114 can be it is single, two or more, along drawer 104 Moving direction compartment of terrain arrangement.
In the example of fig. 4, the quantity of the first idler wheel 112 is two, and two the first idler wheels 112 are separately mounted to drawer The left side 118 and right side 120 of 104 rear ends.The quantity of second idler wheel 114 is individually that single second idler wheel 114 is mounted on pumping The lower surface 122 of 104 rear end of drawer.The installation site of first idler wheel 112 and the second idler wheel 114 in 104 rear end of drawer can be located at Same straight line is located at different straight lines.Certainly, the first idler wheel 112 and the second idler wheel 114 can also be mounted on other of drawer 104 Position can extract the stroke of cavity 102 out according to drawer 104 to determine.It should be noted that 104 rear end of drawer refers to drawer 104 are always positioned at one end in cavity 102.
Further, in some embodiments, location structure 110 includes being spaced two opposite positioning regions 124, and two Locating slot 128 is formed between positioning region 124, the second idler wheel 114 is located at locating slot 128 and can roll with two positioning regions 124 Ground connection.
In this way, the second idler wheel 114 rolls in the locating slot 128 between two positioning regions 124, contrary work is provided Firmly, drawer 104 is made to be able to maintain balance.
Fig. 5-Fig. 7 is please referred to, in some embodiments, household electrical appliance 100 include that the first idler wheel 112 is mounted on drawer 104 first support 130 and the second support 132 that the second idler wheel 114 is mounted on to drawer 104.
It is appreciated that in one example, the left side 118 and right side 120 of drawer 104 are welded with first support 130, to install the first idler wheel 112 in left side 118 and right side 120.The lower surface 122 of drawer 104 is welded with second support 132, to install the second idler wheel 114 in lower surface 122.For guarantee first support 130 and second support 132 reliability, first Metallic support can be used in bracket 130 and second support 132.In other examples, first support 130 and second support 132 can lead to The other ways such as screw are crossed to fix.
Fig. 5 and Fig. 6 are please referred to, in some embodiments, location structure 110 includes positioning region 124.124 shape of positioning region At on the bottom plate 108 of cavity 102 and/or a part of bottom plate 108 as cavity 102 of positioning region 124.Second idler wheel 114 can Rollably connect positioning region 124.
It is appreciated that in the present embodiment, location structure 110 includes multiple positioning regions 124, and each positioning region 124 can Moving direction along drawer 104 extends.In the example of hgure 5, all positioning regions 124 are formed in the bottom plate 108 of cavity 102 On, can by the bottom plate 108 of cavity 102 welding support form positioning region 124.In the example of fig. 6, all positioning Portion 124 is a part of the bottom plate 108 of cavity 102, for example, bottom plate 108 can be made to be formed to cavity 102 by way of punching press Projecting inward protrusion, such protrusion form positioning region 124.It is of course also possible to which part positioning region 124 is formed in cavity 102 On bottom plate 108, a part of part positioning region 124 as the bottom plate 108 of cavity 102.Preferably, positioning region 124 is along drawer 104 The length of moving direction can at least cover the entire shift motion of drawer 104.
In some embodiments, the bottom plate 108 of cavity 102 forms fluted 134, and location structure 110 is located at groove 134 In.The bottom plate 108 of cavity 102 supports the position of the first idler wheel 112 higher than 108 installation and positioning structure 110 of bottom plate of cavity 102 Position.
In this way, providing space for installation and positioning structure 110, location structure 110 is avoided to occupy longitudinal empty in cavity 102 Between.In addition, groove 134 also may make the following table of drawer 104 in the case where the lower surface of drawer 104 122 is arranged to concavo-convex The distance between bottom plate 108 of face 122 and cavity 102 keeps one fixed width, so as to accommodate location structure 110 and the second rolling Wheel 114.
Figure 13 is please referred to, in some embodiments, household electrical appliance 100 include door body 136.Drawer 104 connects door body 136, door body 136 is equipped with knob 138 and form 140.
It is appreciated that drawer 104 can be moved forward and backward with respect to cavity 102, and drawer 104 connects door body 136, can pass through Door body 136 carrys out pull drawer 104 or pushes back drawer 104.Knob 138 in door body 136, can be used for opening or closing drawer 104, that is, opening or closing cavity 102.Form 140 in door body 136, can be used for checking the situation in cavity 102.When When household electrical appliance 100 are drawer-type microwave oven, form 140 can be used for checking the degree of food cooking in drawer 104.
Figure 14 and Figure 15 are please referred to, in some embodiments, household electrical appliance 100 include locking member 142 and locking cooperation Portion 144.Locking member 142 is located at one of them of door body 136 and cavity 102, and locking auxiliary section 144 is located at door body 136 and cavity 102 another.Locking member 142 and locking auxiliary section 144 are cooperatively connected to lock door body 136 and cavity 102.
It is appreciated that in one example, locking member 142 is located at door body 136, locking auxiliary section 144 is located at cavity 102. In another example, locking member 142 is located at cavity 102, and locking auxiliary section 144 is located at door body 136.In embodiment illustrated In, locking member 142 is located at door body 136, and locking auxiliary section 144 is located at cavity 102.
Further, household electrical appliance 100 include the interlock bracket 146 for being located at cavity 102 or door body 136.142 shape of locking member At there is hook 148, locking auxiliary section 144 is formed with snap-gauge 150, and hook 148 sets with the card of snap-gauge 150 and connect.Snap-gauge 150 is located at connection Lock support 146.
It is appreciated that hook 148 has the inclined-plane 152 cooperated with snap-gauge 150, snap-gauge 150 is tilted relative to vertical direction Setting.Under the drive of drawer 104 in movable situation, hook 148 can slide along snap-gauge 150 and can be with hook 148 It is easily only against on snap-gauge 150, while hook 148 can be only against on snap-gauge 150 by inclined-plane 152 and be slided, and realized and blocked Plate 150 can be easily separated.Hook 148 and snap-gauge 150 cooperate securely, separate it is smooth, hook 148 and snap-gauge 150 cooperate and point It is hardly damaged from during, service life is longer.
It should be noted that interlock bracket 146 and locking auxiliary section 144 are each provided at cavity 102 or door body 136.It is illustrating Embodiment in, interlock bracket 146 and locking auxiliary section 144 be each provided at cavity 102, locking member 142 is located at door body 136.
In some embodiments, household electrical appliance 100 include the multiple microswitches 154 for being located at interlock bracket 146.In card In the case that hook 148 is set with the card of snap-gauge 150, hook 148 touches multiple microswitches 154.Multiple microswitches 154 and hook 148 contact position is located at different direction.
It is appreciated that multiple microswitches 154 are for monitoring whether door body 136 closes with cavity 102.In the example of Figure 15 In, multiple microswitches 154 include the first microswitch 156 and the second microswitch 158.When closing cavity 102, with pumping The movement of drawer 104, hook 148 can be set with the card of snap-gauge 150, at this point, hook 148 touches the first microswitch 156 and the second fine motion Switch 158 is to change the state of two microswitches 154, to pass through the first microswitch 156 and the second microswitch 158 State determines that door body 136 is closed with cavity 102.The contact position of first microswitch 156 and hook 148 is located at hook 148 Right side, the second microswitch 158 are located at the downside of hook 148 with the contact position of hook 148.Connecing from different directions in this way Touching, so that it is more reliable to determine whether door body 136 closes with cavity 102.
In one example, cavity 102 is provided with Left-wing Federation's lock support 146 and right interlock bracket 146, Left-wing Federation's lock support 146 With snap-gauge 150 is respectively equipped in right interlock bracket 146, be equipped with microswitch in Left-wing Federation's lock support 146 and right interlock bracket 146 154.Accordingly, door body 136 is equipped with left locking member 142 and right locking member 142, and left locking member 142 and right locking member 142 distinguish shape At hook 148.Two hooks 148 cooperate with two snap-gauges 150 respectively, keep door body 136 and the locking effect of cavity 102 more preferable, It closes more stable.Certainly, in other examples, cavity 102 can be equipped with single interlock bracket 146, and accordingly, door body 136 is equipped with Single locking member 142.
Figure 14 and Figure 16 are please referred to, in some embodiments, household electrical appliance 100 include connection component 160.Connection component 160 include sliding rail rack 162, sliding rail 164 and guide plate 166.Sliding rail rack 162 is located at wherein the one of door body 136 and cavity 102 A, guide plate 166 is located at another of door body 136 and cavity 102.Sliding rail 164 include the first rail 163 and the second rail 165, first Rail 163 is located at sliding rail rack 162, and the second rail 165 is located at guide plate 166.
It is appreciated that connection component 160 can achieve the effect of support drawer 104 and sliding, firmly install drawer 104 And it is mobile smooth steady.One of them of first rail 163 and the second rail 165 are orbit determination, the other is dynamic rail.First rail, 163 He The cooperation sliding of second rail 165, keeps the movement of drawer 104 smooth.
In one example, sliding rail rack 162 is located at door body 136, and guide plate 166 is located at cavity 102.In another example In, sliding rail rack 162 is located at cavity 102, and guide plate 166 is located at door body 136.In the illustrated embodiment, sliding rail rack 162 It is located at cavity 102, guide plate 166 is located at door body 136.Specifically, guide plate 166 and drawer 104 are both connected to the one of door body 136 Side, guide plate 166 are located at 104 left and right sides of drawer, and accordingly, 102 or so two side walls of cavity are equipped with sliding rail rack 162. First rail 163 of sliding rail 164 is orbit determination, is fixed on sliding rail rack 162, and the second rail 165 is dynamic rail, is fixed on guide plate 166.Into One step, 122 lower section of lower surface of drawer 104 can also be equipped with the guide plate 166 of connection door body 136, accordingly, cavity 102 Bottom plate 108 is equipped with sliding rail rack 162, is connect by sliding rail 164 with guide plate 166.Guide plate 166 can be hinge guide plate.
Figure 14 is please referred to, in some embodiments, household electrical appliance 100 include driving assembly 168.In sliding rail rack 162 It is located at cavity 102, in the case that guide plate 166 is located at door body 136,168 connecting guide plate 166 of driving assembly, driving assembly 168 For driving guide plate 166 mobile to drive drawer 104 to be moved forward and backward relative to cavity 102.Door body is located in sliding rail rack 162 136, in the case that guide plate 166 is located at cavity 102,168 connecting sliding rail bracket 164 of driving assembly, driving assembly 168 is for driving Dynamic sliding rail rack 164 is mobile to drive drawer 104 to be moved forward and backward relative to cavity 102.
It is appreciated that driving assembly 168 includes motor 170, drawer 104 can be driven to move by the kind of drive of rack-and-pinion It is dynamic.Specifically, gear and rack gear that driving assembly 168 includes motor 170, matches.The output shaft of motor 170 is connected with gear It connects, rack gear is fixedly mounted on guide plate 166 or sliding rail rack 164 by fixed block 172.In the illustrated embodiment, sliding Rail bracket 162 is located at cavity 102, and guide plate 166 is located at door body 136,168 connecting guide plate 16 of driving assembly, specifically, rack gear Guide plate 166 is fixedly mounted on by fixed block 172.The rotation of 170 sliding tooth wheel of motor, gear rotation drives to be matched with gear Rack gear is mobile, and because rack gear is fixed on guide plate 166, rack gear is mobile to drive guide plate 166 mobile, and guide plate 166 is mobile to be driven Drawer 104 is mobile, realizes automatically opening and closing for drawer 104.It can realizing forward or reverse by control motor 170 Drawer 104 opens or closes, so that the opening and closing control of drawer 104 becomes simple and convenient.In other embodiment party In formula, motor 170 can also be driven otherwise, such as the modes such as belt, chain.
In some embodiments, household electrical appliance 100 include shell 174, are equipped with cavity 102 and microwave group in shell 174 Part 176.Microwave components 176 are mounted in shell 174 and for emitting microwave into cavity 102.
Specifically, the household electrical appliance 100 of present embodiment are drawer-type microwave oven, and microwave components 176 include high pressure transformation Device 178, magnetron 180 and waveguide 182.High-tension transformer 178 connects magnetron 180 and is located at the rear portion of cavity 102, waveguide Pipe 182 is located at the top of cavity 102.High-tension transformer 178 and magnetron 180 generate microwave, pass through the waveguide at 102 top of cavity Pipe 182 imports microwave in cavity 102, to realize microwave cooking.
In some embodiments, shell 174 is equipped with control panel 184 close to the leading flank of door body 136.Control panel 184 are equipped with open and close key.User can press " opening " key, and control driving assembly 168 drives drawer 104 past Preceding movement automatically opens drawer 104.User can press " closing " key, and control driving assembly 168 drives drawer 104 past After move, drawer 104 is automatically closed.Key can be physical button or virtual key.
In the present invention unless specifically defined or limited otherwise, fisrt feature second feature "upper" or "lower" It may include that the first and second features directly contact, also may include that the first and second features are not direct contacts but pass through it Between other characterisation contact.Moreover, fisrt feature includes the first spy above the second feature " above ", " above " and " above " Sign is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.Fisrt feature exists Second feature " under ", " lower section " and " following " include that fisrt feature is directly below and diagonally below the second feature, or is merely representative of First feature horizontal height is less than second feature.
Above disclosure provides many different embodiments or example is used to realize different structure of the invention.In order to Simplify disclosure of the invention, above the component of specific examples and setting are described.Certainly, they are merely examples, and And it is not intended to limit the present invention.In addition, the present invention can in different examples repeat reference numerals and/or reference letter, This repetition is for purposes of simplicity and clarity, itself not indicate between discussed various embodiments and/or setting Relationship.In addition, the present invention provides various specific techniques and material example, but those of ordinary skill in the art can be with Recognize the application of other techniques and/or the use of other materials.
In the description of this specification, reference term " embodiment ", " some embodiments ", " schematically implementation The description of mode ", " example ", " specific example " or " some examples " etc. means embodiment or example is combined to describe specific Feature, structure, material or feature are contained at least one embodiment or example of the invention.In the present specification, right The schematic representation of above-mentioned term is not necessarily referring to identical embodiment or example.Moreover, the specific features of description, knot Structure, material or feature can be combined in any suitable manner in any one or more embodiments or example.
While embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that: These embodiments can be carried out with a variety of variations, modification, replacement in the case where not departing from the principle of the present invention and objective and become Type, the scope of the present invention are defined by the claims and their equivalents.

Claims (14)

1. a kind of household electrical appliance characterized by comprising
The bottom plate of cavity, the cavity is equipped with location structure;
The drawer of the cavity is connected, the drawer can be mobile relative to the cavity;With
Roll wheel assembly, the roll wheel assembly include the first idler wheel and the second idler wheel for being located at the drawer outer surface, and described first The rolling axis of idler wheel and the rolling axis of second idler wheel are not parallel, and first idler wheel is rollably supported in the chamber On the bottom plate of body, the rollably connected location structure of the second idler wheel.
2. household electrical appliance according to claim 1, which is characterized in that the quantity of first idler wheel is multiple, Duo Gesuo Left side and right side that the first idler wheel is separately mounted to the drawer are stated, the quantity of second idler wheel is multiple, Duo Gesuo The second idler wheel is stated along the lower surface for being periodically installed at the drawer perpendicular to the moving direction of the drawer.
3. household electrical appliance according to claim 2, which is characterized in that the location structure includes multiple positioning at interval Portion, each second idler wheel and a corresponding positioning region are rollably connected,
Wherein, one of them described positioning region and a rollably connected joint face of one of them described second idler wheel be at least It is opposite with another rollably connected joint face of the second idler wheel described in another with positioning region described in another.
4. household electrical appliance according to claim 1, which is characterized in that the quantity of first idler wheel is multiple, Duo Gesuo State left side and right side that the first idler wheel is separately mounted to the drawer, the quantity of second idler wheel be it is single or multiple, Second idler wheel is mounted on the lower surface of the drawer, in the case where second idler wheel is multiple, multiple described second Idler wheel is positioned apart from along the moving direction of the drawer.
5. household electrical appliance according to claim 4, which is characterized in that the location structure includes being spaced opposite two to determine Position portion, is formed with locating slot between described two positioning regions, second idler wheel be located at the locating slot and with it is described two fixed Position portion is rollably connected.
6. household electrical appliance according to claim 1, which is characterized in that the household electrical appliance include pacifying first idler wheel The second support of the drawer is mounted on mounted in the first support of the drawer and by second idler wheel.
7. household electrical appliance according to claim 1, which is characterized in that the location structure includes positioning region, the positioning Portion is formed in the bottom plate a part of on the bottom plate of the cavity and/or positioning region as the cavity, second idler wheel The rollably connected positioning region.
8. household electrical appliance according to claim 1, which is characterized in that the bottom plate of the cavity formed it is fluted, it is described fixed Bit architecture is located in the groove, and the bottom plate that the position of the first idler wheel described in the backplanes support of the cavity is higher than the cavity is pacified Fill the position of the location structure.
9. household electrical appliance according to claim 1, which is characterized in that the household electrical appliance include door body, and the drawer connects The door body is connect, the door body is equipped with knob and form.
10. household electrical appliance according to claim 9, which is characterized in that the household electrical appliance include that locking member and locking are matched Conjunction portion, the locking member are located at one of them of the door body and the cavity, the locking auxiliary section be located at the door body and The cavity another, the locking member and the locking auxiliary section mating connection to lock the door body and the cavity.
11. household electrical appliance according to claim 10, which is characterized in that the household electrical appliance include be located at the cavity or The interlock bracket of the door body, the locking member are formed with hook, and the locking auxiliary section is formed with snap-gauge, the hook and institute It states snap-gauge card and sets connection, the snap-gauge is located at the interlock bracket.
12. household electrical appliance according to claim 11, which is characterized in that the household electrical appliance include being located at the interlocking branch Multiple microswitches of frame, in the case where the hook and the snap-gauge card are set, the hook touches the multiple fine motion and opens It closes, the contact position of the multiple microswitch and the hook is located at different direction.
13. household electrical appliance according to claim 9, which is characterized in that the household electrical appliance include connection component, the company Connected components include sliding rail rack, sliding rail and guide plate, and the sliding rail rack is located at one of them of the door body and the cavity, The guide plate is located at another of the door body and the cavity, and the sliding rail includes the first rail and the second rail, and described first Rail is located at the sliding rail rack, and second rail is located at the guide plate.
14. household electrical appliance according to claim 13, which is characterized in that the household electrical appliance include driving assembly,
It is located in the case that the cavity guide plate is located at the door body in the sliding rail rack, the driving component connects Connect the guide plate, the driving component driven for driving the guide plate mobile the drawer relative to the cavity before After move;
It is located in the case that the door body guide plate is located at the cavity in the sliding rail rack, the driving component connects The sliding rail rack is connect, the driving component is for driving the sliding rail rack mobile to drive the drawer relative to the chamber Body is moved forward and backward.
CN201910500729.8A 2019-06-11 2019-06-11 Household electrical appliance Active CN110307567B (en)

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Cited By (1)

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Publication number Priority date Publication date Assignee Title
CN110754963A (en) * 2019-11-01 2020-02-07 广东美的厨房电器制造有限公司 Cooking apparatus

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FR2803994A1 (en) * 2000-01-24 2001-07-27 Cometto Ind Movable oven, for helping professional caterers keeping warm or re-heating pre-cooked food, has insulated casing and drawers which contain a gas or electric heating unit
CN104414487A (en) * 2013-08-23 2015-03-18 广东美的厨房电器制造有限公司 Drawer assembly and oven with drawer assembly
CN205026748U (en) * 2015-09-21 2016-02-10 广东美的厨房电器制造有限公司 Drawer type microwave oven
CN106678897A (en) * 2016-12-29 2017-05-17 广东美的厨房电器制造有限公司 Drawer-type microwave oven
CN106724901A (en) * 2016-12-23 2017-05-31 广东美的厨房电器制造有限公司 Cooking apparatus
CN108252602A (en) * 2017-12-29 2018-07-06 英特尔产品(成都)有限公司 Roll wheel assembly

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2803994A1 (en) * 2000-01-24 2001-07-27 Cometto Ind Movable oven, for helping professional caterers keeping warm or re-heating pre-cooked food, has insulated casing and drawers which contain a gas or electric heating unit
CN104414487A (en) * 2013-08-23 2015-03-18 广东美的厨房电器制造有限公司 Drawer assembly and oven with drawer assembly
CN205026748U (en) * 2015-09-21 2016-02-10 广东美的厨房电器制造有限公司 Drawer type microwave oven
CN106724901A (en) * 2016-12-23 2017-05-31 广东美的厨房电器制造有限公司 Cooking apparatus
CN106678897A (en) * 2016-12-29 2017-05-17 广东美的厨房电器制造有限公司 Drawer-type microwave oven
CN108252602A (en) * 2017-12-29 2018-07-06 英特尔产品(成都)有限公司 Roll wheel assembly

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110754963A (en) * 2019-11-01 2020-02-07 广东美的厨房电器制造有限公司 Cooking apparatus

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