CN108644830A - Door opening/closing apparatus and household electrical appliance - Google Patents
Door opening/closing apparatus and household electrical appliance Download PDFInfo
- Publication number
- CN108644830A CN108644830A CN201810657637.6A CN201810657637A CN108644830A CN 108644830 A CN108644830 A CN 108644830A CN 201810657637 A CN201810657637 A CN 201810657637A CN 108644830 A CN108644830 A CN 108644830A
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- CN
- China
- Prior art keywords
- damper
- hinge
- closing apparatus
- door opening
- door body
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/02—Doors specially adapted for stoves or ranges
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/64—Heating using microwaves
- H05B6/6414—Aspects relating to the door of the microwave heating apparatus
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B2206/00—Aspects relating to heating by electric, magnetic, or electromagnetic fields covered by group H05B6/00
- H05B2206/04—Heating using microwaves
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
Abstract
The invention discloses a kind of door opening/closing apparatus and household electrical appliance, door opening/closing apparatus includes pedestal, door body, hinge and damping device, the door body is rotatably coupled with the pedestal, door body described in the hinge connection, the damping device includes spring and damper assembly, the elastic component connects the hinge and the pedestal, the damper assembly includes damper, one end of the damper connects the pedestal, and the other end of the damper can provide cushion effect in the door body closing process to the hinge.Damper can increase the resistance of door body return, then the cushioning effect of door body closing process is played, it is possible to prevente effectively from user's effort to close greatly caused by door body hit the excessive phenomenon of foreboard, shutdown noise energetically, occur imprinting or the quality problems such as flatness is uneven so as to improve the foreboard of cavity of the household electrical appliance with door opening/closing apparatus.
Description
Technical field
The present invention relates to household electrical appliance technical fields, more particularly, to a kind of door opening/closing apparatus and household electrical appliance.
Background technology
It is being susceptible at closing time in the micro-wave oven of the drop-down gate-type of the relevant technologies since effort to close leads to door body greatly
The foreboard of cavity is hit energetically and generates larger noise, and the foreboard for being easy to cause cavity in this way occurs imprinting or flatness is uneven
The quality problems such as even.
Invention content
A kind of door opening/closing apparatus of present invention offer and household electrical appliance.
The door opening/closing apparatus of embodiment of the present invention includes pedestal, door body, hinge and damping device, the door body with it is described
Pedestal is rotatably coupled, door body described in the hinge connection, and the damping device includes elastic component and damper assembly, described
It includes damper that elastic component, which connects the hinge and the pedestal, the damper assembly, and one end of the damper connects institute
Pedestal is stated, the other end of the damper can provide cushion effect in the door body closing process to the hinge.
In above-mentioned door opening/closing apparatus, damper can increase the resistance of door body return, then play door body closing process
Cushioning effect, it is possible to prevente effectively from user's effort to close door body caused greatly hits the excessive phenomenon of foreboard, shutdown noise energetically,
Foreboard so as to improve the cavity of the household electrical appliance with door opening/closing apparatus occurs imprinting or the qualities such as flatness is uneven
Problem.
In some embodiments, the door opening/closing apparatus includes rocker bar bearing and pulley, and the rocker bar bearing is mounted on
The pedestal, the door body rotationally connect the rocker bar bearing, and the pulley is mounted on the rocker bar bearing, the hinge with
The pulley is slidably connected.
In some embodiments, the pulley includes that the rotation section annular in shape being rotatably coupled is consolidated with annular in shape
Determine portion, the hinge is slidably connected with the rotation section, the fixed position in the rotation section, the fixed part with it is described
Rocker bar bearing is fixedly connected.
In some embodiments, the door opening/closing apparatus includes locating piece, the fixed part by the locating piece with
The rocker bar bearing is fixedly connected.
In some embodiments, the door opening/closing apparatus includes the first fastener, and the locating piece is in the form of a column, described fixed
The outer surface of position part is equipped with boss, and the locating piece wears the rocker bar bearing, one end of the locating piece and the fixed part
It is fixedly connected, the boss is between the pulley and the rocker bar bearing, the other end of the locating piece and described first
Fastener is fixedly connected, and the boss and first fastener are located at the opposite both sides of the rocker bar bearing.
In some embodiments, the other end of the damper and the hinge are separably attached.
In some embodiments, the damper includes ontology and is installed on the extension stem of the ontology, described flexible
Stick can be extended or be shunk relative to the ontology, and the extension stem can carry in the door body closing process to the hinge
For cushion effect, the damper assembly includes protective case, described to protect the end for being set on the extension stem, the extension stem
It is contacted with the hinge by the protective case.
In some embodiments, the bottom of the hinge is formed with flange, and the flange is formed with and the damper
Another end in contact contact surface, the contact surface is vertical with the axis of the damper.
In some embodiments, the damper assembly includes mounting base and supporting rack, and the mounting base is fixed on institute
Pedestal is stated, support frame as described above is rotatably installed on the mounting base, and the damper is mounted on support frame as described above.
In some embodiments, the damper assembly include the second fastener and shaft, one end of the shaft with
Support frame as described above is fixedly connected, and the shaft rotationally wears the mounting base, the other end of the shaft and described second
Fastener connects.
In some embodiments, the mounting base offers coordination hole, and the shaft rotationally wears the coordination
The size in hole, the coordination hole is more than the size of the shaft.
The household electrical appliance of embodiment of the present invention include the door opening/closing apparatus described in cavity and any of the above-described embodiment, institute
It states cavity to be located on the pedestal, there is the cavity opening, the door body to be used to open or close the opening.
In above-mentioned household electrical appliance, damper can increase the resistance of door body return, then play the slow of door body closing process
Punching acts on, it is possible to prevente effectively from user's effort to close door body caused greatly hits the excessive phenomenon of foreboard, shutdown noise energetically, from
And the foreboard that can improve the cavity of the household electrical appliance with door opening/closing apparatus occurs imprinting or the qualities such as flatness is uneven are asked
Topic.
The additional aspect and advantage of embodiment of the present invention will be set forth in part in the description, partly will be from following
Become apparent in description, 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 floor map of the door opening/closing apparatus of embodiment of the present invention；
Fig. 3 is the enlarged diagram of the parts I of the door opening/closing apparatus of Fig. 2；
Fig. 4 is the stereoscopic schematic diagram of the rocker bar bearing of embodiment of the present invention；
Fig. 5 is the stereoscopic schematic diagram of the hinge of embodiment of the present invention；
Fig. 6 is the diagrammatic cross-section of the pulley and rocker bar bearing cooperation of embodiment of the present invention；
Fig. 7 is the perspective cross section schematic diagram of the pulley of embodiment of the present invention；
Fig. 8 is the decomposition diagram of the damper assembly of embodiment of the present invention；
Fig. 9 is the stereoscopic schematic diagram of the supporting rack of the damper assembly of embodiment of the present invention；
Figure 10 is the floor map of the supporting rack of the damper assembly of embodiment of the present invention；
Figure 11 is the another floor map of the mounting base of the damper assembly of embodiment of the present invention；
Figure 12 is another floor map of the second fastener of the damper assembly of embodiment of the present invention.
Main element symbol description：
Household electrical appliance 100；
Door-hinge plate 101, locating piece 102, boss 1021, the first fastener 103, pedestal 11, door body 12, hinge 13, flange
131, contact surface 132, damping device 14, elastic component 15, damper assembly 16, damper 161, ontology 1611, extension stem 1612,
Mounting base 162, coordination hole 1621, supporting rack 163, mounting groove 1631, frame body 1632, support plate 1633, fixing sleeve 1634, second
Fastener 164, shaft 165, protective case 166, rocker bar bearing 17, pulley 18, groove 180, rotation section 181, fixed part 182,
One outer ring 1811, the second outer ring 1812, rolling element 183, cavity 20.
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.
- Figure 12 is please referred to Fig.1, the door opening/closing apparatus 10 of embodiment of the present invention can be used in household electrical appliance 100.Household electric
Device 100 is, for example, micro-wave oven.Door opening/closing apparatus 10 includes pedestal 11, door body 12, hinge 13 and damping device 14, wherein pedestal 11
Metal material can be used or plastic material is made.Door body 12 is rotatably coupled with pedestal 11.Hinge 13 connects door body 12, example
Such as hinge 13 can be made to be snapped connection with door body 12.Damping device 14 includes elastic component 15 and damper assembly 16, wherein elastic component
15 be, for example, spring.15 connects hinge 13 of elastic component and pedestal 11.Damper assembly 16 includes damper 161.Damper 161
The other end of one end connect base 11, damper 161 can provide cushion effect in 12 closing process of door body to hinge 13.Such as
This, damper 161 can increase the resistance of 12 return of door body, then play the cushioning effect of 12 closing process of door body, Ke Yiyou
Effect avoid user's effort to close greatly caused by door body 12 hit the excessive phenomenon of foreboard, shutdown noise energetically, so as to improve
The foreboard of the cavity 20 of household electrical appliance 100 with door opening/closing apparatus 10 occurs imprinting or the quality problems such as flatness is uneven.
In addition, elastic component 15 can generate restoring force when hinge 13 moves, to control the dynamics of door body 12 in enabling or at closing time.
It should be noted that in the present embodiment, elastic component 15 is to separate with damper 161, and damper 161
Between elastic component 15 and door body 12.
In the present embodiment, when door opening/closing apparatus 10 is applied to household electrical appliance 100, cavity 20 can be located at pedestal
On 11.Wherein, cavity 20 has opening 21.Door body 12 is used to open or closes opening 21.
In some embodiments, door opening/closing apparatus 10 includes rocker bar bearing 17 and pulley 18.Rocker bar bearing 17 is mounted on
Pedestal 11, such as the mode that rocker bar bearing 17 can be connected through a screw thread are mounted on pedestal 11.The rotationally connects hinge branch of door body 12
Seat 17.Pulley 18 is mounted on rocker bar bearing 17.Hinge 13 is slidably connected with pulley 18.In this way, in door body 12 relative to hinge branch
During 17 rotation of seat, hinge 13 is to be slidably matched with pulley 18, i.e., hinge 13 can slide on pulley 18, then
Band movable pulley 18 rotates, and so as to play the role of buffering, then improves the stationarity that door body 12 rotates.
In the present embodiment, door opening/closing apparatus 10 includes door-hinge plate 101.One end of door-hinge plate 101 is rotated with door body 12
Connection, and the other end of door-hinge plate 101 is fixedly connected with rocker bar bearing 17.Door body 12 can be pivot with door-hinge plate 101 in this way
Axis rotates.
It is appreciated that in order to limit the direction that hinge 13 slides on 18 surface of pulley, groove can be opened up on pulley 18
180.Pulley 18 can be slidably matched by groove 180 and hinge 13 in this way.Additionally, it is appreciated that for the ease of manufacture, pulley 18
Integral type injection structure can be used, i.e., pulley 18 is made by single injection-molded work.
Pulley 18 can be accordingly arranged from the connection type of rocker bar bearing 17 according to different applicable cases.For example, sliding
Wheel 18 can be by rivet interlacement with rocker bar bearing 17, and rivet can take clearance fit form with pulley 18 so that pulley 18
It can be rotated around rivet, and rivet is then riveted with 17 side of rocker bar bearing.At this moment when the open and close operation for carrying out door body 12
When, hinge 13 slides repeatedly on 18 surface of pulley, while pulley 18 can be acted on by downward pressure, and pulley 18 is in the same of rotation
When, inner surface constantly rubs with rivet.And if pulley 18 is plastic material in itself at this time, inner surface can be ground
Damage deformation, can so that pulley 18 is no longer smooth along the rotary motion of rivet, causes hinge 13 to be slided on pulley 18 over time
And the state that pulley 18 does not turn substantially, can trigger 18 outer surface of pulley part in this way rubs repeatedly because of hinge 13, unbalance stress
The even possibility being deformed, the surfaces externally and internally of pulley 18 deform uneven meeting and make the mass motion of hinge 13 hindered,
Cause to have some setbacks when switching door body 12, generate abnormal sound or buffeting, even door body 12 can be caused not to be opened and closed normally when serious.
So against the above deficiency, pulley 18 can be made to include the rotation section 181 annular in shape being rotatably coupled and be in ring
The fixed part 182 of shape.Hinge 13 is slidably connected with rotation section 181.Fixed part 182 is located in rotation section 181.Fixed part 182 with
Rocker bar bearing 17 is fixedly connected.At this moment hinge 13 drives rotation section 181 to rotate, at this moment rotates when being slided on pulley 18
Frictional force is generated between portion 181 and fixed part 182.Compared to the friction between pulley 18 and rivet, rotation section 181 and fixed part
The possibility that the friction generated between 182 makes pulley 18 deform is smaller.
Further, may make door opening/closing apparatus 10 include locating piece 102, and make fixed part 182 by locating piece 102 with
Rocker bar bearing 17 is fixedly connected.Wherein, locating piece 102 may be, for example, positioning stud.In addition, locating piece 102 and fixed part 182 it
Between the mode of interference fit can be used, be positioned such that the stability that part 102 and fixed part 182 coordinate is preferable.
In the present embodiment, multiple rolling elements 183 are arranged in rotation section 181 and fixed part 182.Rotation section 181 includes the
One outer ring 1811 and the second outer ring 1812.Wherein, the material of structural steel can be used in the first outer ring 1811, and plastics material can also be used
Matter.First outer ring 1811 is fixedly connected with the second outer ring 1812.Second outer ring 1812 is located in the first outer ring 1811.Wherein,
One outer ring 1811 can be used plastics and be made.In this way when hinge 13 slides, the first outer ring 1811 is synchronous with the second outer ring 1812 to be turned
It is dynamic, and fixed part 182 is motionless, the frictional force suffered by fixed part 182 mostlys come between the second outer ring 1812 and fixed part 182
Rolling element 183, it is smooth then to can guarantee that pulley 18 rotates.It should be noted that being arranged in rotation section 181 and fixed part 182
When multiple rolling elements 183, the second outer ring 1812, multiple rolling elements 183 and 182 entirety of fixed part can constitute a bearing (example
Such as can be deep groove ball bearing, taper roll bearing receives cylinder roller bearing), wherein fixed part 182 constitutes the inner ring of bearing, the
Two outer rings 1812 constitute the outer ring of bearing.In this way so that pulley 18 has preferable wear resistance and higher rotating accuracy,
So that it is applicable in the use environment of prolonged and repeated switch gate, avoid 18 surface of pulley that local mistake occurs to greatest extent
The unsmooth situation of rotation caused by degree abrasion, and improve abnormal sound and chattering phenomenon.In addition, may make the thickness of the first outer ring 1811
Equal to or more than the thickness of the second outer ring 1812.
Further, door opening/closing apparatus 10 includes the first fastener 103.Locating piece 102 is in the form of a column.The appearance of locating piece 102
Face is equipped with boss 1021.Locating piece 102 wears rocker bar bearing 17.One end of locating piece 102 is fixedly connected with fixed part 182.It is convex
Platform 1021 is between pulley 18 and rocker bar bearing 17.The other end of locating piece 102 is fixedly connected with the first fastener 103.It is convex
Platform 1021 and the first fastener 103 are located at the opposite both sides of rocker bar bearing 17.In this way, boss 1021 can play pulley 18
To the effect of limit.Wherein, the other end of locating piece 102 can be used with the first fastener 103 and be threadedly coupled.
In some embodiments, the other end of damper 161 and hinge 13 are separably attached.In this way, can lead in this way
The other end of overdamp device 161 is closed with being contacting and separating for hinge 13 to have the function that buffer door body 12.
In order to reduce abrasion and the noise when damper 161 and hinge 13 contact, it may make that damper 161 includes ontology
1611 and it is installed on the extension stem 1612 of ontology 1611, and enable extension stem 1612 relative to the elongation of ontology 1611 or receipts
Contracting, and extension stem 1612 is enable to provide cushion effect to hinge 13 in 12 closing process of door body, and damper assembly 16 is made to wrap
Include protective case 166, and protective case 166 made to be arranged in the end of extension stem 1612, and make extension stem 1612 by protective case 166 with
Hinge 13 contacts, and protective case 166 is made of nonmetallic materials.
Stability when in order to make damper 161 and hinge 13 interact is more preferable, and the bottom of hinge 13 may make to be formed
There is flange 131, and flange 131 may make to form the contact surface 132 with another end in contact of damper 161, and makes contact surface
132 is vertical with the axis x of damper 161.
In the present embodiment, the force application location of hinge 13 is parallel to the axis x of extension stem 1612.Extension stem 1612 in this way
It is not easy to deform.
In some embodiments, damper assembly 16 includes mounting base 162 and supporting rack 163.Mounting base 162 is fixed on
Pedestal 11.Supporting rack 163 is rotatably installed on mounting base 162.Damper 161 is mounted on supporting rack 163.In this way, can lead to
Rotary support frame 163 is crossed to adjust the setting angle of damper 161, to coordinate 13 event trace of corresponding hinge, to realize more
The stability of good mechanism reliability and movement.
It is appreciated that in order to improve stability of the damper 161 on supporting rack 163,163 shape of supporting rack may make
At mounting groove 1631, and make in at least partially embedded mounting groove 1631 of damper 161.In order to make the shape of supporting rack 163
It is higher with the shape matching degree of mounting base 162, and it is easily installed the installation of seat 162 and damper 161, it can be by supporting rack 163
It is arranged to include frame body 1632, support plate 1633 and at least two fixing sleeves 1634.Wherein at least two fixing sleeve 1634 and branch
Fagging 1633 is located at the same side of frame body 1632.With the frame body 1632 that is provided with few two fixing sleeves 1634 and support plate 1633
The other side of the opposite frame body 132 in side can be used for being connected with mounting base 162.The setting of at least two fixing sleeves 1634 interval
And mounting groove 1631 is collectively formed with support plate 1633 and frame body 1632.Damper 161 can wear at least two fixations successively
It covers 1634 and is supported by support plate 1633.
It will be appreciated, of course, that the mode that can also be interference fitted makes damper 161 be mounted on supporting rack 163.
It is appreciated that for the ease of adjusting the setting angle of damper 161 by rotary support frame 163, resistance may make
Buddhist nun's device assembly 16 includes the second fastener 164 and shaft 165, and one end of shaft 165 is fixedly connected with supporting rack 163,
And shaft 165 is made rotationally to wear mounting base 162, and the other end of shaft 165 is connect with the second fastener 164.
Supporting rack 163 can be rotated by shaft 165 around mounting base 162 in this way.Wherein, one end of shaft 165 can be adopted with supporting rack 163
With tight fit or the mode of welding.
When adjusting the setting angle of damper 161, can first pass through makes supporting rack 163 be rotated so that around mounting base 162
Damper 161 rotate to the angle position of required adjusting, then the other end of shaft 165 is connect with the second fastener 164 with
It realizes and fixes.Wherein, the other end of shaft 165 and the second fastener 164 can be used the mode of threaded connection and realize fixation, such as
Second fastener 164 is fastening nut.
In order to which the setting angle of damper 161 can not only be adjusted, additionally it is possible to so that damper 161 along longitudinal direction or
Displacement fine tuning is laterally carried out, mounting base 162 may make to offer coordination hole 1621, and makes shaft 165 is rotationally worn to match
Position hole 1621, and the size in coordination hole 1621 is made to be more than the size of shaft 165.Wherein, it should be noted that coordination hole 1621
Shape can be configured as the case may be.For example, coordination hole 1621 can rounded, kidney-shaped (as shown in Figure 10) or sector
(as shown in figure 11).
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.
Disclosure herein 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, the component of specific examples and setting are described herein.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 (12)
1. a kind of door opening/closing apparatus, which is characterized in that including：
Pedestal；
Door body, the door body are rotatably coupled with the pedestal；
Hinge, door body described in the hinge connection；
Damping device, the damping device include elastic component and damper assembly, and the elastic component connects the hinge and described
Pedestal, the damper assembly include damper, and one end of the damper connects the pedestal, the other end of the damper
In the door body closing process cushion effect can be provided to the hinge.
2. door opening/closing apparatus as described in claim 1, which is characterized in that the door opening/closing apparatus includes rocker bar bearing and cunning
Wheel, the rocker bar bearing are mounted on the pedestal, and the door body rotationally connects the rocker bar bearing, and the pulley is mounted on institute
Rocker bar bearing is stated, the hinge is slidably connected with the pulley.
3. door opening/closing apparatus as claimed in claim 2, which is characterized in that the pulley include be rotatably coupled it is annular in shape
Rotation section and fixed part annular in shape, the hinge be slidably connected with the rotation section, the fixed position is in the rotation
In portion, the fixed part is fixedly connected with the rocker bar bearing.
4. door opening/closing apparatus as claimed in claim 3, which is characterized in that the door opening/closing apparatus includes locating piece, described solid
Determine portion to be fixedly connected with the rocker bar bearing by the locating piece.
5. door opening/closing apparatus as claimed in claim 4, which is characterized in that the door opening/closing apparatus includes the first fastener, institute
It states locating piece to be in the form of a column, the outer surface of the locating piece is equipped with boss, and the locating piece wears the rocker bar bearing, the positioning
One end of part is fixedly connected with the fixed part, and the boss is between the pulley and the rocker bar bearing, the positioning
The other end of part is fixedly connected with first fastener, and the boss and first fastener are located at the hinge branch
The opposite both sides of seat.
6. door opening/closing apparatus as described in claim 1, which is characterized in that the other end of the damper can divide with the hinge
Liftoff connection.
7. door opening/closing apparatus as claimed in claim 6, which is characterized in that the damper includes ontology and is installed on described
The extension stem of body, the extension stem can be extended or be shunk relative to the ontology, and the extension stem can be closed in the door body
During closing cushion effect is provided to the hinge；
The damper assembly includes protective case, described that the end for being set on the extension stem, the extension stem is protected to pass through
The protective case is contacted with the hinge.
8. door opening/closing apparatus as described in claim 1, which is characterized in that the bottom of the hinge is formed with flange, described to turn over
While being formed with the contact surface with another end in contact of the damper, the contact surface is vertical with the axis of the damper.
9. door opening/closing apparatus as described in claim 1, which is characterized in that the damper assembly includes mounting base and support
Frame, the mounting base are fixed on the pedestal, and support frame as described above is rotatably installed on the mounting base, the damper peace
Mounted in support frame as described above.
10. door opening/closing apparatus as claimed in claim 9, which is characterized in that the damper assembly include the second fastener and
One end of shaft, the shaft is fixedly connected with support frame as described above, and the shaft rotationally wears the mounting base, described turn
The other end of axis is connect with second fastener.
11. door opening/closing apparatus as claimed in claim 9, which is characterized in that the mounting base offers coordination hole, the shaft
The coordination hole is rotationally worn, the size in the coordination hole is more than the size of the shaft.
12. a kind of household electrical appliance, which is characterized in that including cavity and claim 1-11 any one of them door opening/closing apparatus,
The cavity is located on the pedestal, and there is the cavity opening, the door body to be used to open or close the opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810657637.6A CN108644830A (en) | 2018-06-20 | 2018-06-20 | Door opening/closing apparatus and household electrical appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810657637.6A CN108644830A (en) | 2018-06-20 | 2018-06-20 | Door opening/closing apparatus and household electrical appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108644830A true CN108644830A (en) | 2018-10-12 |
Family
ID=63753229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810657637.6A Pending CN108644830A (en) | 2018-06-20 | 2018-06-20 | Door opening/closing apparatus and household electrical appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108644830A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111387806A (en) * | 2020-04-02 | 2020-07-10 | 广东美的厨房电器制造有限公司 | Cooking utensil |
| US20200370756A1 (en) * | 2017-09-29 | 2020-11-26 | Samsung Electronics Co., Ltd. | Home appliance |
| CN113944942A (en) * | 2020-07-17 | 2022-01-18 | 广东美的厨房电器制造有限公司 | Door assembly for microwave oven and microwave oven with same |
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| CN201895986U (en) * | 2010-12-07 | 2011-07-13 | 安徽宏源线路器材有限公司 | Fixed pulley block of rotary lifting platform of conductor cable collection system |
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| US20200370756A1 (en) * | 2017-09-29 | 2020-11-26 | Samsung Electronics Co., Ltd. | Home appliance |
| CN111387806A (en) * | 2020-04-02 | 2020-07-10 | 广东美的厨房电器制造有限公司 | Cooking utensil |
| CN113944942A (en) * | 2020-07-17 | 2022-01-18 | 广东美的厨房电器制造有限公司 | Door assembly for microwave oven and microwave oven with same |
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