CN108742416A - Automatic door opening system and household electrical appliance - Google Patents
Automatic door opening system and household electrical appliance Download PDFInfo
- Publication number
- CN108742416A CN108742416A CN201810556976.5A CN201810556976A CN108742416A CN 108742416 A CN108742416 A CN 108742416A CN 201810556976 A CN201810556976 A CN 201810556976A CN 108742416 A CN108742416 A CN 108742416A
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- CN
- China
- Prior art keywords
- latch fitting
- door body
- electrical appliance
- locking device
- 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.)
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Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L15/00—Washing or rinsing machines for crockery or tableware
- A47L15/42—Details
- A47L15/4251—Details of the casing
- A47L15/4257—Details of the loading door
- A47L15/4259—Arrangements of locking or security/safety devices for doors, e.g. door latches, switch to stop operation when door is open
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L15/00—Washing or rinsing machines for crockery or tableware
Landscapes
- Washing And Drying Of Tableware (AREA)
Abstract
The invention discloses a kind of automatic door opening system and household electrical appliance, automatic door opening system includes locking device and liftout attachment, locking device includes the first latch fitting for being installed on door body and the second latch fitting for being installed on cavity, locking device is configured to connect the second latch fitting by the first latch fitting so that locking device is in locking state and by the first latch fitting and the separation of the second latch fitting so that locking device is in the unlocked state, liftout attachment includes installation part and ejection piece, installation part offers mounting groove, ejection piece telescopically connection mounting, the side wall of mounting groove offers guide through hole, the side of ejection piece is convexly equipped with fixture block, fixture block is fastened on guide through hole to limit the flexible stroke of ejection piece, liftout attachment is configured to open predetermined angular using ejection piece driving door body when locking device is in the unlocked state.
Description
Technical field
The present invention relates to household electrical appliance technical fields, more particularly, to a kind of automatic door opening system and household electrical appliance.
Background technology
Clean, the dry and energy consumption of dish-washing machine are to evaluate several important indicators of dish-washing machine performance rate.Under normal conditions
Use in dishwasher water uses tap water at normal temperature, and tap water at normal temperature can be heated to a constant temperature by dish-washing machine during cleaning tableware
Degree, to reach preferably clean and drying effect.And temperature is higher under normal conditions, cleans and drying effect is better, so
And the consumption of electric energy can be increased in this way.
Invention content
A kind of automatic door opening system of present invention offer and household electrical appliance.
The automatic door opening system of embodiment of the present invention is used for household electrical appliance, and the household electrical appliance include cavity and door body,
The cavity is formed with chamber, and the door body is rotatably coupled the cavity to open or close the chamber, described automatic
Open-door system includes locking device and liftout attachment, the locking device include for be installed on the first latch fitting of the door body and
The second latch fitting for being installed on the cavity, the locking device are configured to connect described second by first latch fitting
Latch fitting is so that the locking device is in locking state and by first latch fitting and second latch fitting separation so that described
Locking device is in the unlocked state, and the liftout attachment includes installation part and ejection piece, and the installation part offers mounting groove, institute
It states ejection piece and is at least partially situated at the mounting groove, and telescopically connect the installation part, the side wall of the mounting groove is opened
Equipped with guide through hole, the side of the ejection piece is convexly equipped with fixture block, and it is described to limit that the fixture block is fastened on the guide through hole
The flexible stroke of ejection piece, the liftout attachment are configured to utilize the ejection when the locking device is in the unlocked state
Part drives the door body to open predetermined angular.
Above-mentioned automatic door opening system can be applied in household electrical appliance, when household electrical appliance are in working stage, can pass through elder generation
Keep locking device in the unlocked state, then ejection piece driving door body opens predetermined angular, so as to make chamber and extraneous realization
Heat exchange, and convenient for the working condition of user's observation chamber.Such as when household electrical appliance are washing electric appliance (such as dish-washing machine),
, can be by first making locking device in the unlocked state when household electrical appliance enter drying stage, then ejection piece driving door body is beaten
Predetermined angular is opened, the exchange of tableware hotter in household electrical appliance and cool ambient air can be accelerated in this way, so as to reduce household electric
The rinse temperature of device, then reduces the energy consumption of household electrical appliance complete machine, while better drying effect may be implemented again.
In some embodiments, the number of the guide through hole is multiple, and multiple guide through hole are along the installation
Part is provided at circumferentially spaced, and the number of the fixture block is corresponding with the number of the guide through hole, and multiple fixture blocks block respectively to be set
Multiple guide through hole.
In some embodiments, second latch fitting includes mobilizable two the second sub- latch fittings, second latch fitting
First latch fitting is set by the described two second sub- latch fitting cards so that the locking device is in the locking state and passes through
Described two second sub- latch fittings and first latch fitting separation are so that the locking device is in the unlocked state.
In some embodiments, the locking device includes driving portion, and the driving portion connects second latch fitting, institute
Driving portion is stated for driving the second latch fitting activity so that second latch fitting and first latch fitting separation.
In some embodiments, the liftout attachment includes elastic component, and the elastic component is mounted on the mounting groove, institute
It states ejection piece to be carried on the elastic component, when the door body closes the chamber, the ejection piece compresses the elastic component.
In some embodiments, the ejection piece offers the storage tank with opening, and the storage tank passes through described
A part for mounting groove described in open communication, the elastic component is located at the storage tank, and another part of the elastic component is located at
The mounting groove.
In some embodiments, the top of the ejection piece is equipped with groove.
The household electrical appliance of embodiment of the present invention include the automatic door opening described in cavity, door body and any of the above-described embodiment
System, the cavity are formed with chamber, and the door body is rotatably coupled the cavity to open or close the chamber, described
First latch fitting is mounted on the door body, and second latch fitting is mounted on the cavity, and the liftout attachment connects the cavity,
The ejection piece is abutted with the door body when door body closing chamber.
It, can be by first making locking device be in unlock shape when household electrical appliance are in working stage in above-mentioned household electrical appliance
State, then ejection piece driving door body open predetermined angular, so as to make chamber and it is extraneous realize heat exchange, and seen convenient for user
Examine the working condition of chamber.Such as when household electrical appliance are washing electric appliance (such as dish-washing machine), enter dry rank in household electrical appliance
Duan Shi, can be by first making locking device in the unlocked state, and then ejection piece driving door body opens predetermined angular, can accelerate in this way
The exchange of hotter tableware and cool ambient air then reduces so as to reduce the rinse temperature of household electrical appliance in household electrical appliance
The energy consumption of household electrical appliance complete machine, while better drying effect may be implemented again.
In some embodiments, the household electrical appliance include control device, and the locking device includes driving portion, described
Control device is electrically connected the driving portion, and the driving portion connects second latch fitting, and the control device is used for described
Household electrical appliance control the driving portion and drive second latch fitting and first latch fitting separation so that institute when being in drying stage
It states locking device and is in the unlocked state.
In some embodiments, the household electrical appliance include hinge, and the door body is rotatablely connected institute by the hinge
Cavity is stated, when the door body closes the chamber, the ejection piece abuts the hinge, and the liftout attachment is configured to
The hinge is driven to be rotated relative to the cavity to open using the ejection piece when locking device is in the unlocked state
The door body predetermined angular.
In some embodiments, the household electrical appliance include barrier structure, drawstring and tension spring, and one end of the drawstring connects
The door body is connect, the other end of the drawstring is connect with the tension spring, and the tension spring is in tensioning state, the barrier structure quilt
The position for being configured to the drawstring between the barrier structure and the tension spring is to be in tensioning state, is closed in the door body
When closing the chamber, the position of the drawstring between the door body and the barrier structure is to be in relaxed state, described
When door body opens predetermined angular relative to the cavity, the position of the drawstring between the door body and the barrier structure is
In tensioning state.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
Obviously, or practice through the invention is recognized.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention is from combining in description of the following accompanying drawings to embodiment by change
It obtains obviously and is readily appreciated that, wherein：
Fig. 1 is the floor map of the household electrical appliance of embodiment of the present invention；
Fig. 2 is the enlarged diagram of the parts I of the household electrical appliance of Fig. 1；
Fig. 3 is another floor map of the household electrical appliance of embodiment of the present invention；
Fig. 4 is the enlarged diagram of the parts II of the household electrical appliance of Fig. 3；
Fig. 5 is the part isometric schematic diagram of the household electrical appliance of embodiment of the present invention；
Fig. 6 is the enlarged diagram of the parts III of the household electrical appliance of Fig. 5；
Fig. 7 is the diagrammatic cross-section of the liftout attachment of the automatic door opening system of embodiment of the present invention；
Fig. 8 is the stereoscopic schematic diagram of the ejection piece of the liftout attachment of the automatic door opening system of embodiment of the present invention；
Fig. 9 is the stereoscopic schematic diagram of the installation part of the liftout attachment of the automatic door opening system of embodiment of the present invention；
Figure 10 is the stereoscopic schematic diagram of the elastic component of the liftout attachment of the automatic door opening system of embodiment of the present invention；
Figure 11 is the connection diagram of the barrier structure and drawstring and tension spring of the household electrical appliance of embodiment of the present invention；
Figure 12 is another connection diagram of the barrier structure and drawstring and tension spring of the household electrical appliance of embodiment of the present invention；
Figure 13 is the module diagram of the household electrical appliance of embodiment of the present invention.
Main element symbol description：
Household electrical appliance 100；
Automatic door opening system 10, locking device 11, the first latch fitting 111, the second latch fitting 112, the second sub- latch fitting 113, arc
Slot 114, driving portion 115, liftout attachment 12, ejection piece 121, fixture block 1211, storage tank 1212, groove 1213, installation part 122,
Mounting groove 1221, guide through hole 1222, installation through-hole 1223, convex block 1224, elastic component 123；
Cavity 20, door body 30, control device 40, hinge 50, barrier structure 60, snap-gauge 601, drawstring 61, knots at chamber 21
Portion 611, clip 612, tension spring 62, idler wheel 63, pedestal 70.
Specific implementation mode
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 is only used for explaining the present 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, do not indicate or imply the indicated device or element must have a particular orientation, with spy
Fixed azimuth configuration 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
Can also be electrical connection to be mechanical connection.It can be directly connected, can also indirectly connected through an intermediary, Ke Yishi
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.
Also referring to Fig. 1~Figure 13, the automatic door opening system 10 of embodiment of the present invention is used for household electrical appliance 100.This
The embodiment of invention is illustrated so that automatic door opening system 10 is applied to household electrical appliance 100 as an example.Wherein, household electrical appliance 100
For example, dish-washing machine.
Household electrical appliance 100 include cavity 20 and door body 30, wherein the control plane that can will be worked for controlling household electrical appliance 100
Plate and/display board etc. are integrally disposed in door body 30.Cavity 20 is formed with chamber 21, can be loaded in chamber 21 for placing tableware
Bowl basket (figure not shown) and for spraying spray liquid to clean the gushing arm (not shown) of tableware.Door body 30 is rotatably coupled chamber
Body 20 is to open or close chamber 21.Automatic door opening system 10 includes locking device 11 and liftout attachment 12.Locking device 11 wraps
Include the first latch fitting 111 for being installed on door body 30 and the second latch fitting 112 for being installed on cavity 20.Locking device 11 by with
It is set to and the second latch fitting 112 is connected so that locking device 11 is in locking state and by the first latch fitting 111 by the first latch fitting 111
It is detached with the second latch fitting 112 so that locking device 11 is in the unlocked state.Liftout attachment 12 includes ejection piece 121 and installation part
122.Installation part 122 offers mounting groove 1221.Ejection piece 121 is at least partially situated at mounting groove 1221, and telescopically connects
Connect installation part 122.The side wall of mounting groove 1221 offers guide through hole 1222.The side of ejection piece 121 is convexly equipped with fixture block 1211.
Fixture block 1211 is fastened on guide through hole 1222 to limit the flexible stroke of ejection piece 121.Liftout attachment 12 is configured to locking
Door body 30 is driven to open predetermined angular using ejection piece 121 when device 11 is in the unlocked state.It should be noted that above-mentioned predetermined
Angle can be configured as the case may be.Wherein, since fixture block 1211 is fastened on guide through hole 1222 to limit ejection piece 121
Flexible stroke, i.e., guide through hole 1222 not only to fixture block 1211 have the function of be oriented to, also to fixture block 1211 have limit
Effect can prevent ejection from filling so in this way when ejection piece 121 stretches relative to mounting groove 1221 without departing from installation part 122
Set 12 failures.
In the present embodiment, when automatic door opening system 10 to be applied in household electrical appliance 100, the first latch fitting 111 peace
Mounted in door body 30.Second latch fitting 112 is mounted on cavity 20.12 connection cavity 20 of liftout attachment.Ejection piece 121 is supported with door body 30
It connects.Locking device 11 can make door body 30 close cavity 20 and be in locking state when being in locking state.At locking device 11
Door body 30 can be made movable relative to cavity 20 when unlocked state.When household electrical appliance 100 are in working stage, can pass through
First make locking device 11 in the unlocked state, then ejection piece 121 drives door body 30 to open predetermined angular, so as to make chamber 21
Heat exchange is realized with the external world, and the working condition of chamber 21 is observed convenient for user.Such as household electrical appliance 100 be washing electric appliance
When (such as dish-washing machine), household electrical appliance 100 enter drying stage when, can by first making locking device 11 in the unlocked state,
Then it is extended relative to installation part 122 to drive door body 30 to open predetermined angular by ejection piece 121, household electric can be accelerated in this way
The exchange of hotter tableware and cool ambient air then reduces so as to reduce the rinse temperature of household electrical appliance 100 in device 100
The energy consumption of 100 complete machine of household electrical appliance, while better drying effect may be implemented again.In addition, when door body 30 opens predetermined angular,
Door body 30 can be directly driven to be rotated relative to cavity 20 to close chamber 21 in a manual fashion, at this moment the first latch fitting 111 can
The second latch fitting 112 is connected under the effect of external force to lock door body 30 and cavity 20.
In some embodiments, the number of guide through hole 1222 is multiple.Multiple guide through hole 1222 are along installation part 122
Be provided at circumferentially spaced.The number of fixture block 1211 is corresponding with the number of guide through hole 1222.Multiple fixture blocks 1211 block respectively set it is more
A guide through hole 1222.In this way, the stability that ejection piece 121 is mounted on mounting groove 1221 can be improved in this way, and can be further
Promote the stability that ejection piece 121 does linear movement along guide through hole 1222.
In the present embodiment, installation part 122 is in cylindrical shape substantially.Mounting groove 1221 is in cylindrical shape substantially.It is multiple
Circumferentially-spaced distribution of the guide through hole 1222 along installation part 122.Guide through hole 1222 is to extend radially through peace along mounting groove 1221
The side wall of tankage 1221, and it does not run through the side wall of mounting groove 1221 along the axial direction of mounting groove 1221.In this way so that leading
Have the function of guiding and limit simultaneously to fixture block 1211 to through-hole 1222, fixture block 1211 can be effectively prevent to be detached from guide through hole
1222.In addition, when ejection piece 121 is installed on installation part 122, can by press fixture block 1211 with shrink ejection piece 121 with
So that the part of ejection piece 121 is placed in mounting groove 1221, then correspond to the fixture block 1211 being located in mounting groove 1221 alignment
Guide through hole 1222 so that fixture block 1211 is fastened on corresponding guide through hole 1222 to limit the flexible row of ejection piece 121
Journey.
In some embodiments, the second latch fitting 112 includes mobilizable two the second sub- latch fittings 113.Second latch fitting 112
The first latch fitting 111 is set so that locking device 11 is in locking state and by two second by two the second sub- latch fitting 113 cards
Sub- latch fitting 113 and the separation of the first latch fitting 111 are so that locking device 11 is in the unlocked state.In this way, the knot of locking device 11
Structure is relatively simple, and has preferable locking effect.It should be noted that two the second sub- latch fittings 113 can pass through physical card
The active force card of conjunction sets the first latch fitting 111 so that locking device 11 is in locking state.It will be appreciated, of course, that the second sub- latch fitting
113 can be magnetic element, the first latch fitting 111 can be magnetic element, in this way can by be combined physics engaging active force and
Magnetic force acts on to achieve the purpose that make locking device 11 to be in locking state.
In the present embodiment, 113 arc-shaped shape of each second sub- latch fitting.First latch fitting 111 is formed with to be locked with the second son
The arc groove 114 that part 113 coordinates.Two the second sub- latch fittings 113 block respectively set two arc grooves 114 of the second sub- latch fitting 113 with
Card sets the first latch fitting 111.When two the second sub- latch fittings 113 card sets the first latch fitting 111, two the second sub- latch fittings 113 and it is located at
The part entirety semicircular in shape shape of the first latch fitting 111 between two the second sub- latch fittings 113.In this way, two the second sub- latch fittings 113
The stability that card sets the first latch fitting 111 is preferable.
In some embodiments, locking device 11 includes driving portion 115.Driving portion 115 connects the second latch fitting 112.It drives
Dynamic portion 115 is for driving 112 activity of the second latch fitting so that the second latch fitting 112 and the separation of the first latch fitting 111.In this way, drive can be passed through
Realize the separation of the second latch fitting 112 and the first latch fitting 111 in dynamic portion 115.Wherein, driving portion 115 for example may include cured motor, and
Cured motor connects the second latch fitting 112.The activity of the second latch fitting 112 is driven using cured motor so that the second latch fitting 112 and the in this way
One latch fitting 111 detaches.
In the present embodiment, household electrical appliance 100 include control device 40.Control device 40 is electrically connected driving portion 115.
Control device 40 is used for the control driving portion 115 when household electrical appliance 100 are in the default stage and drives the second latch fitting 112 and first lock
Part 111 detaches so that locking device 11 is in the unlocked state.So, it can be achieved that the automatic unlocking of locking device 11.Wherein, it needs
Illustrate, control device 40 can be a part for the control panel of household electrical appliance 100 or the control chip of computer board or single core
Piece.When household electrical appliance 100 are dish-washing machine, the above-mentioned default stage is drying stage.
Further, household electrical appliance 100 may include suggestion device 41.Control device 40 is electrically connected suggestion device 41.Control
Device 40 processed, which is used to control suggestion device 41 when locking device 11 is in the unlocked state, sends out prompt message.In this way, in this way may be used
Prompt user's locking device 11 in the unlocked state by suggestion device 41, consequently facilitating user carries out next step operation.Wherein,
Suggestion device 41 may be, for example, the audio alarms such as buzzer.
In some embodiments, liftout attachment 12 includes elastic component 123.Elastic component 123 is mounted on mounting groove 1221.Top
Go out part 121 to be carried on elastic component 123.When door body 30 closes chamber 21,121 compression elastic piece 123 of ejection piece.In this way, top
Going out part 121 can move up relative to installation part 122 to drive the opening of door body 30 predetermined under the effect of the elastic force of elastic component 123
Angle.Specifically, when locking device 11 is in the unlocked state, the elastic component 123 of compression is extended to drive ejection piece 121 upward
Movement is to act on door body 30 to open predetermined angular.It should be noted that elastic component 123 may be, for example, compression spring.
In some embodiments, ejection piece 121 offers the storage tank 1212 with opening.Storage tank 1212 is by opening
Mouth connection mounting groove 1221.A part for elastic component 123 is located at storage tank 1212.Another part of elastic component 123 is located at installation
Slot 1221.Storage tank 1212 is provide with elastic component 123, and the setting of storage tank 1212 can prevent extraneous granule foreign from entering mounting groove
It is stuck on elastic component 123 in 1221, can avoid extraneous granule foreign in this way influences the normal work of elastic component 123.
In some embodiments, the bottom surface of mounting groove 1221 is convexly equipped with convex block 1224.Elastic component 123 is compression spring.Elasticity
One end of part 123 is arranged convex block 1224 and is installed on mounting groove 1221.In this way, elastic component 123 is flexible relative to installation part 122
When stability it is preferable, it is not easy to generate transverse shifting.
In some embodiments, the top of ejection piece 121 is equipped with groove 1213.Specifically, in the present embodiment, it pushes up
The one end for going out part 121 is located at mounting groove 1221 and is carried on elastic component 123, the ejection piece opposite with one end of ejection piece 121
121 other end recessed fluted 1213.Ejection piece 121 can abut door body 30 by groove 1213, to improve ejection piece 121
The stability of body 30.
In the present embodiment, household electrical appliance 100 include hinge 50.Door body 30 is rotatablely connected cavity 20 by hinge 50.
When door body 30 closes chamber 21, ejection piece 121 abuts hinge 50.Liftout attachment 12 is configured to be in solution in locking device 11
Hinge 50 is driven to be rotated relative to cavity 20 to open 30 predetermined angular of door body using ejection piece 121 when lock status.In this way, ejection
Part 121 abuts hinge 50 to drive the type of drive of door body 30 more to stablize, and easy to set up.It will be appreciated, of course, that pushing up
When going out the top of part 121 equipped with groove 1213, the part of hinge 50 may make to be placed in groove 1213, at this moment groove 1213 has
The effect of guiding, and can prevent hinge 50 from causing liftout attachment 12 to lose due to being slightly offset in assembly or transportational process or so
Effect.In addition, when ejection piece 121 abuts hinge 50, installation part 122 can be made to be fixed on the pedestal 70 of household electrical appliance 100.In this way
Installation part 122 is located proximate to hinge 50, is convenient for the installation of liftout attachment 12 in this way, and may make what liftout attachment 12 occupied
Installation space is smaller.
In the present embodiment, household electrical appliance 100 include barrier structure 60, drawstring 61 and tension spring 62.One end of drawstring 61
Connect door body 30.The other end of drawstring 61 wears barrier structure 60 and is connect with tension spring 62.Tension spring 62 is in tensioning state.Blocking
It is to be in tensioning state that structure 60, which is configured to make the position of the drawstring 61 between barrier structure 60 and tension spring 62,.In door body 30
When closing chamber 21, the position of the drawstring 61 between door body 30 and barrier structure 60 is to be in relaxed state.It is opposite in door body 30
When cavity 20 opens predetermined angular, the position of the drawstring 61 between door body 30 and barrier structure 60 is to be in tensioning state.Such as
This, when door body 30 opens predetermined angular relative to cavity 20, the drawstring 61 for being originally in relaxed state is tensed by tension spring 62, is hindered
Only door body 30 is further sagging.
It should be noted that incorporated by reference to Figure 11, barrier structure 60 for example may include snap-gauge 601.Drawstring 61 has knotting portion
611.The other end of drawstring 61 wears snap-gauge 601 and is connect with tension spring 62, and may make knotting portion 611 that can abut snap-gauge
601.Barrier structure 60 can make the drawstring between snap-gauge 601 and tension spring 62 by abutting knotting portion 611 of snap-gauge 601 in this way
61 position is in tensioning state.In this way when door body 30 closes chamber 21, the portion of the drawstring 61 between door body 30 and snap-gauge 601
Position is in relaxed state, when door body 30 opens predetermined angular relative to cavity 20, the drawing between door body 30 and barrier structure 60
The position of rope 61 is in tensioning state under the pulling force effect of door body 30.In addition, incorporated by reference to Figure 12, it also can be the one of snap-gauge 601
Clip 612 is arranged in side, so that the position of the drawstring 61 between snap-gauge 601 and tension spring 62 is in tensioning shape to be realized by clip 612
State.It is appreciated that in order to improve the tension effect of drawstring 61, one end connects hinge 50 of drawstring 61 may make, and to draw
The other end of rope 61 is connect via barrier structure 60 is worn again after two idler wheels 63 with tension spring 62 successively.Wherein, tension spring 62 can
It is directly anchored on the pedestal 70 of household electrical appliance 100, such as installation through-hole 1223 can be opened up in the bottom end of installation part 122, pass through
Fastener wears installation through-hole 1223 and fixes on mount 70 to realize the fixation of installation part 122.It is in this way in drawstring 61
When tensioning state, the active force of drawstring 61 and the horizontal component of door body 30 reach balance, the certain angle of opening for making door body 30 stablize
Degree, you can to meet drying effect, and can prevent child or domestic animal from touching tableware in household electrical appliance 100 and scalding.
In the present invention unless specifically defined or limited otherwise, fisrt feature the "upper" of second feature or "lower"
It may include that the first and second features are in direct contact, can also not be to be in direct contact but pass through it including the first and second features
Between other characterisation contact.Moreover, fisrt feature second feature " on ", " top " and " above " include first special
Sign is right over second feature and oblique upper, or is merely representative of fisrt feature level height and is higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " following " include fisrt feature immediately below second feature and obliquely downward, or be merely representative of
Fisrt feature level height is less than second feature.
Above disclosure provides many different embodiments or example is used for realizing the different structure of the present 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 present 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：?
Can these embodiments be carried out with a variety of variations in the case of not departing from the principle of the present invention and objective, modification, replace and become
Type, the scope of the present invention are limited by claim and its equivalent.
Claims (11)
1. a kind of automatic door opening system is used for household electrical appliance, the household electrical appliance include cavity and door body, and the cavity is formed with
Chamber household electrical appliance chamber, the door body are rotatably coupled the cavity to open or close the chamber, which is characterized in that
The automatic door opening system includes：
Locking device, the locking device include the first latch fitting for being installed on the door body and for being installed on the cavity
The second latch fitting, the locking device be configured to by first latch fitting connect second latch fitting so that the locking dress
It sets in locking state and is detached by first latch fitting and second latch fitting so that the locking device is in unlock shape
State；
Liftout attachment, the liftout attachment include installation part and ejection piece, and the installation part offers mounting groove, the ejection piece
It is at least partially situated at the mounting groove, and telescopically connects the installation part, the side wall of the mounting groove offers guiding
The side of through-hole, the ejection piece is convexly equipped with fixture block, and the fixture block is fastened on the guide through hole to limit the ejection piece
Flexible stroke, the liftout attachment are configured to drive institute using the ejection piece when the locking device is in the unlocked state
It states door body and opens predetermined angular.
2. automatic door opening system as described in claim 1, which is characterized in that the number of the guide through hole be it is multiple, it is multiple
The guide through hole is provided at circumferentially spaced along the installation part, the number pair of the number of the fixture block and the guide through hole
It answers, multiple fixture blocks block respectively sets multiple guide through hole.
3. automatic door opening system as described in claim 1, which is characterized in that second latch fitting includes mobilizable two
Two sub- latch fittings, second latch fitting set first latch fitting so that at the locking device by the described two second sub- latch fitting cards
It is detached in the locking state and by the described two second sub- latch fittings and first latch fitting so that the locking device is in
The unlocked state.
4. automatic door opening system as described in claim 1, which is characterized in that the locking device includes driving portion, the drive
Dynamic portion connects second latch fitting, and the driving portion is for driving the second latch fitting activity so that second latch fitting and described
First latch fitting detaches.
5. automatic door opening system as described in claim 1, which is characterized in that the liftout attachment includes elastic component, the bullet
Property part be mounted on the mounting groove, the ejection piece is carried on the elastic component, when the door body closes the chamber, institute
It states ejection piece and compresses the elastic component.
6. automatic door opening system as claimed in claim 5, which is characterized in that the ejection piece is offered with the accommodating of opening
Slot, for the storage tank by mounting groove described in the open communication, a part for the elastic component is located at the storage tank, described
Another part of elastic component is located at the mounting groove.
7. automatic door opening system as described in claim 1, which is characterized in that the top of the ejection piece is equipped with groove.
8. a kind of household electrical appliance, which is characterized in that including：
Cavity, the cavity are formed with chamber；
Door body, the door body are rotatably coupled the cavity to open or close the chamber；
Claim 1-7 any one of them automatic door opening systems, first latch fitting are mounted on the door body, second lock
Part is mounted on the cavity, and the liftout attachment connects the cavity, the ejection piece when the door body closes the chamber
It is abutted with the door body.
9. household electrical appliance as claimed in claim 8, which is characterized in that the household electrical appliance include control device, the locking
Device includes driving portion, and the control device is electrically connected the driving portion, and the driving portion connects second latch fitting, described
Control device is used to control the driving portion when the household electrical appliance are in the default stage and drives second latch fitting and described
First latch fitting detaches so that the locking device is in the unlocked state.
10. household electrical appliance as claimed in claim 8, which is characterized in that the household electrical appliance include hinge, and the door body passes through
The hinge is rotatablely connected the cavity, and when the door body closes the chamber, the ejection piece abuts the hinge, described
Liftout attachment be configured to when the locking device is in the unlocked state using the ejection piece drive the hinge relative to
The cavity rotation is to open the door body predetermined angular.
11. household electrical appliance as claimed in claim 8, which is characterized in that the household electrical appliance include barrier structure, drawstring and drawing
One end of spring, the drawstring connects the door body, and the other end of the drawstring is connect with the tension spring, and the tension spring is in tensioning
State, the position that the barrier structure is configured to the drawstring between the barrier structure and the tension spring are to be in open
Tight state, when the door body closes the chamber, the position of the drawstring between the door body and the barrier structure is
In relaxed state, when the door body opens predetermined angular relative to the cavity, the door body and the barrier structure it
Between the drawstring position be in tensioning state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810556976.5A CN108742416B (en) | 2018-06-01 | 2018-06-01 | Automatic door opening system and household appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810556976.5A CN108742416B (en) | 2018-06-01 | 2018-06-01 | Automatic door opening system and household appliance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108742416A true CN108742416A (en) | 2018-11-06 |
| CN108742416B CN108742416B (en) | 2021-09-21 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810556976.5A Active CN108742416B (en) | 2018-06-01 | 2018-06-01 | Automatic door opening system and household appliance |
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| Country | Link |
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| CN (1) | CN108742416B (en) |
Cited By (2)
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| CN108742416B (en) | 2021-09-21 |
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Effective date of registration: 20230403 Address after: 241000 west side of 3 / F, No.5 office building, new energy and new materials gathering area, Fuzhou Road, Jiangbei District, Wuhu City, Anhui Province Patentee after: Wuhu Midea intelligent kitchen electricity Manufacturing Co.,Ltd. Address before: 528311 20 Beijiao Road, Beijiao Town, Shunde District, Foshan, Guangdong Patentee before: FOSHAN SHUNDE MIDEA WASHING APPLIANCES MANUFACTURING Co.,Ltd. Patentee before: MIDEA GROUP Co.,Ltd. |