CN106014062A - Door opening device and refrigerator - Google Patents
Door opening device and refrigerator Download PDFInfo
- Publication number
- CN106014062A CN106014062A CN201610384163.3A CN201610384163A CN106014062A CN 106014062 A CN106014062 A CN 106014062A CN 201610384163 A CN201610384163 A CN 201610384163A CN 106014062 A CN106014062 A CN 106014062A
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- CN
- China
- Prior art keywords
- pull lever
- door
- knock
- pin
- box body
- 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
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/60—Power-operated mechanisms for wings using electrical actuators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/02—Doors; Covers
- F25D23/028—Details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2323/00—General constructional features not provided for in other groups of this subclass
- F25D2323/02—Details of doors or covers not otherwise covered
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Refrigerator Housings (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention provides a door opening device and a refrigerator. The door opening device comprises a box, an ejecting rod, a connecting rod, a pulling rod and a drive piece. The box is arranged on a refrigerator body. The ejecting rod is arranged in the box and can move between a stretching position where the ejecting rod stretches out of the box for door opening and a contracting position where the ejecting rod is contracted back into the box. One end of the connecting rod and the ejecting rod can be rotationally connected. One end of the pulling rod and the other end of the connecting rod can be rotationally connected. The drive piece is connected with the other end of the pulling rod, and when the drive piece drives the pulling rod to move in the direction away from a door, the pulling rod drives the ejecting rod to move in the direction close to the stretching position through the connecting rod. According to the door opening device, the drive piece drives the pulling rod to move in the direction away from the door, the ejecting rod is driven to move in the direction close to the door through the connecting rod, the ejecting rod stretches out the box, accordingly, the door is ejected by a certain distance from the refrigerator body, and force, needed for door opening, of a user is reduced.
Description
Technical field
The present invention relates to art of refrigeration units, more specifically, relate to a kind of door opener and include this enabling
The refrigerator of device.
Background technology
Large refrigerators more than existing refrigerator, particularly 500 liter, commonly uses between door body and casing
Soft gasket with magnetic stripe seals, and wherein, gasket is arranged in door body, becomes one with door body
Individual entirety, door body relies on gasket magnetic force to inhale on casing, it is achieved the sealing between door body and casing,
Thus reach the effect of refrigerator insulation.
Owing to gasket is long with casing contact surface, add between upper box and door body owing to sealing causes
Refrigerator inside is a confined space, when door body opened by needs, and negative due to magnetic force and inner space
Pressure, needs a bigger power just can open, it is generally required to the power of 40～70N just can be opened, always
People and child open the door and there is a lot of inconvenience.
Summary of the invention
It is contemplated that at least solve one of technical problem present in prior art.
To this end, the purpose of one aspect of the present invention is to provide a kind of door opener.
The purpose of another aspect of the present invention is to provide a kind of refrigerator including above-mentioned door opener.
For achieving the above object, the embodiment of one aspect of the present invention provides a kind of door opener, uses
In refrigerator, described refrigerator includes casing and the door body can being rotationally connected with described casing, this door opener
Including: box body, it is arranged on described casing；Knock-pin, described knock-pin is arranged in described box body, and
Can move between extended position and the retracted position of described box body of retracting opened the door stretching out described box body
Dynamic；Connecting rod, the connection that one end of described connecting rod and described knock-pin can rotate；Pull lever, described
The connection that the other end of one end of pull lever and described connecting rod can rotate；And actuator, described actuator
Being connected with the other end of described pull lever, described actuator drives described pull lever to away from described door body
During the motion of direction, described pull lever drives described knock-pin near described extended position by described connecting rod
Direction motion.
The door opener that the above embodiment of the present invention provides, actuator drives pull lever to the direction away from door body
Motion, the connection that pull lever and connecting rod can rotate, and drive knock-pin near door body by connecting rod
Direction (i.e. for the direction of extended position opened the door) motion so that knock-pin stretches out box body, and arrival is stretched
Out position, thus door body is ejected from casing certain distance, at door body and portion other than connected portion of casing so that
Door body and casing are separated, and door body is opened by user's manual rotation door body again, it is achieved the enabling of refrigerator, due to
Under the drive of actuator, box body can be stretched out in one end of knock-pin, for backing down between door body and casing
Certain distance, reduces the magnetic force between door body and casing, and makes not exist because of close between door body and casing
The negative pressure closed and cause, thus the power needed for user pulls door body when reducing refrigerator open, improve user
The convenience that particularly old man and child open the door, and actuator drive pull lever is to the direction motion away from door body
Time, knock-pin stretches out to the direction near door body so that the direction of motion of pull lever and knock-pin is contrary, subtracts
The volume that little door opener takies, enhances the compactedness of door opener structure；The two ends of connecting rod are respectively
It is rotatably connected with pull lever and knock-pin, improves between pull lever and connecting rod, connecting rod and knock-pin
Between motion motility；Need at closing time, manually or by arranging return unit on box body so that
Knock-pin is returned to retracted position, it is achieved closing the door of refrigerator.
Door opener is arranged on casing, it is preferable that door opener is arranged in the outside wall surface of casing, such as
Upper surface or with on the outer side surface of the junction opposite side of casing and door body, it is preferable that door opener sets
Put on the upper surface of casing, and near the opening setting of casing, further, door body closes at casing
Time upper, knock-pin to stretch out direction perpendicular with door body, for improving knock-pin, door body is backed down effect, opens
There is a certain distance door gear distance door body and the junction of casing so that work to door body when knock-pin stretches out
A certain distance is had with the place of being rotationally connected of dotted or gate body and casing.
It addition, the door opener that the above embodiment of the present invention provides also has a following additional technical feature:
In technique scheme, it is preferable that described actuator is electric magnet, described electric magnet is arranged on and leans on
Away from one end of described door body in nearly described pull lever, during the energising of described electric magnet, described electric magnet attracts institute
State pull lever.
In above-described embodiment, electric magnet in pull lever away from one end of door body, during electric magnet energising, electricity
Attraction pull lever so that pull lever is moved to the direction away from door body, thus drives top by connecting rod
Rod arrives extended position.
Preferably, in electric magnet, offer receiving space, when electric magnet attracts pull lever, close in pull lever
One end of electric magnet is inserted and is accommodated space.
In technique scheme, it is preferable that the fixing connection near one end of described electric magnet in described pull lever
Connector, described connector is had to be made up of soft magnetic materials.
For realizing the electric magnet attraction to pull lever, pull lever is the soft magnetic materials that can be attracted by electric magnet,
Such as, pull lever is the materials such as ferrum, cobalt or nickel, it is of course also possible to the material of pull lever is not defined,
Pull lever connects the connector being made up of soft magnetic materials near one end of electric magnet, by electric magnet to even
The captivation of fitting, it is achieved the electric magnet driving effect to pull lever, it is preferable that offer appearance on electric magnet
Receiving space, after electric magnet attracts connector, partly or entirely entering of connector accommodates in space.
In technique scheme, it is preferable that described door opener also includes: elastic component, described elastic component
Two ends be connected away from one end of described door body is fixing with on described box body and described knock-pin respectively, be used for making
Described knock-pin is returned to described retracted position.
In above-described embodiment, actuator (electric magnet) drives pull lever to move to the direction away from door body, logical
Crossing connecting rod drives knock-pin to backing down the extended position of door body, and now, elastic component is stretched, electromagnetism
During ferrum power-off, knock-pin is returned to retracted position by the restoring force of elastic component, returns back to retraction position at knock-pin
When putting, knock-pin drives pull lever to move near the direction of door body by connecting rod so that pull lever is replied
Position before being energized to electric magnet.
In technique scheme, it is preferable that described elastic component is helical spring or shell fragment.
In technique scheme, it is preferable that described connecting rod can be rotated by rotary shaft with described box body
Connection.
In above-described embodiment, the connection that connecting rod can be rotated by rotary shaft and box body, apply in reality
During, according to the capacity of refrigerator, door opener position etc. is set on casing, reasonably regulates rotation
The position of axle, utilizes lever principle, it is possible to regulate the outreach of knock-pin and door body is ejected dynamics.
Preferably, described pull lever and described knock-pin be arranged in parallel in described box body, strengthen pull lever
Displacement be delivered to the efficiency of knock-pin, further enhance the compactedness of door opener structure.
In a specific embodiment, pull lever under the drive of actuator along self (pull lever) axis
Also moving to the direction away from door body in direction, knock-pin is ejecting position along the direction of self (knock-pin) axis
Putting and move between retracted position, during for ensureing that pull lever is moved to the direction away from door body, knock-pin is to leaning on
The direction motion of nearly door body, i.e. realizes pull lever and the rightabout motion of knock-pin by connecting rod, pulls
The axis of bar and the axis of knock-pin are the most on the same line.
In technique scheme, it is preferable that described door opener also includes: the first guide rail, it is arranged on institute
Stating in box body, described first guide rail is arranged along the axis direction of described pull lever, and described pull lever is along described the
One guide rail does straight reciprocating motion.
In technique scheme, it is preferable that described door opener also includes: the second guide rail, it is arranged on institute
Stating in box body, described second guide rail is arranged along the axis direction of described knock-pin, and described knock-pin is along described the
Two guide rails do straight reciprocating motion.
In above-described embodiment, the setting of the first guide rail makes pull lever do straight reciprocating motion, enhances and pulls
The stationarity of bar motion and reliability, equally, the setting of the second guide rail enhances the stationarity of knock-pin motion
And reliability.
Preferably, the first guide rail and the second guide rail parallel are arranged.
Preferably, pull lever is provided with the first auxiliary section coordinated with the first guide rail, knock-pin is provided with
The second auxiliary section coordinated with the second guide rail, further enhances pull lever and the first guide rail, knock-pin and second
The reliability that guide rail coordinates.
During electric magnet energising, electric magnet attracts pull lever, drives pull lever to move to the direction away from door body,
By the connecting rod upset to the direction of motion so that knock-pin stretches out box body and moves near the direction of door body,
Door body and casing are ejected certain distance, user's manual rotation door body again, door body to be opened, knock-pin stretches out
After box body, the elastic component being positioned on knock-pin the one end away from door body is stretched；After electric magnet power-off, elastic
Knock-pin is returned to retracted position by the restoring force of part, and knock-pin drives pull lever to electric by connecting rod
Opposite direction (near the direction of the door body) motion of attraction so that before pull lever returns back to electric magnet energising
State.
The embodiment of another aspect of the invention provides a kind of refrigerator, including: casing；Door body, with described case
Body can be rotationally connected；With the door opener described in any of the above-described embodiment, the box body of described door opener sets
Put on described casing.
The refrigerator that the above embodiment of the present invention provides, door opener is arranged on casing, during electric magnet energising,
Pull lever realizes knock-pin by connecting rod and moves near the direction of extended position, thus by door body from casing
On eject a certain distance, reduce the power needed for enabling, improve user open the door convenience.
Additional aspect and the advantage of the present invention will become obvious in following description part, or by this
The practice of invention is recognized.
Accompanying drawing explanation
Above-mentioned and/or the additional aspect of the present invention and advantage are from combining the accompanying drawings below description to embodiment
Will be apparent from easy to understand, wherein:
Fig. 1 is the structural representation that the door opener knock-pin described in embodiments of the invention is in retracted position
Figure, wherein, the direction of motion of pull lever after arrow represents electric magnet energising at A, at B, arrow represents connection
The direction of motion of bar, at C, arrow represents the direction of motion of knock-pin；
Fig. 2 is the structural representation that the door opener knock-pin shown in Fig. 1 is in extended position.
Wherein, in Fig. 1 and Fig. 2, corresponding relation between reference and component names is:
100 door openers, 1 box body, 2 knock-pins, 3 pull lever, 4 connecting rods, 41 rotary shafts, 5 drive
Moving part, 6 elastic components, 7 first guide rails, 8 second guide rails, 9 connectors.
Detailed description of the invention
In order to be more clearly understood that the above-mentioned purpose of the present invention, feature and advantage, below in conjunction with attached
The present invention is further described in detail by figure and detailed description of the invention.It should be noted that not
In the case of conflict, the feature in embodiments herein and embodiment can be mutually combined.
Elaborate a lot of detail in the following description so that fully understanding the present invention, but,
The present invention can implement to use other to be different from mode described here, therefore, and the guarantor of the present invention
Scope of protecting is not limited by following public specific embodiment.
Door opener according to some embodiments of the invention and refrigerator are described with reference to the accompanying drawings.
As depicted in figs. 1 and 2, a kind of door opener 100 provided according to some embodiments of the invention,
For refrigerator, refrigerator includes casing and the door body can being rotationally connected with casing, and this door opener 100 includes
Box body 1, knock-pin 2, connecting rod 4, pull lever 3 and actuator 5.
Wherein, box body 1 is arranged on casing；Knock-pin 2 is arranged in box body 1, and can stretch out box
Body 1 moves between extended position and the retracted position of retraction box body 1 opened the door；One end of connecting rod 4
The connection that can rotate with knock-pin 2；The other end of one end of pull lever 3 and connecting rod 4 can rotate
Connect；With actuator 5, actuator 5 is connected with the other end of pull lever 3, and actuator 5 drives and pulls
When bar 3 moves to the direction away from door body, pull lever 3 drives knock-pin 2 near stretching by connecting rod 4
The direction motion of out position.
The door opener 100 that the above embodiment of the present invention provides, actuator 5 drives pull lever 3 to away from door
The direction motion of body, the connection that pull lever 3 and connecting rod 4 can rotate, and drive top by connecting rod 4
Rod 2 is to direction (i.e. the direction of the extended position for the opening the door) motion near door body so that knock-pin
2 stretch out box body 1, arrive extended position, thus door body ejects from casing certain distance, in door body and
Portion other than connected portion of casing so that door body and casing are separated, door body opened by user's manual rotation door body again,
Realize the enabling of refrigerator, owing to, under the drive of actuator 5, box body 1 can be stretched out in one end of knock-pin 2,
For certain distance will be backed down between door body and casing, reduce the magnetic force between door body and casing, and make
There is not the negative pressure caused because of airtight between door body and casing, thus when reducing refrigerator open, user pulls
Power needed for door body, improves user particularly old man and the convenience of child's enabling, and actuator 5 drives
When pull lever 3 is moved to the direction away from door body, knock-pin 2 stretches out to the direction near door body so that draw
The direction of motion of lever 3 and knock-pin 2 is contrary, reduces the volume that door opener 100 takies, enhances
The compactedness of door opener 100 structure；The two ends of connecting rod 4 can turn with pull lever 3 and knock-pin 2 respectively
It is dynamically connected, the spirit that improve between pull lever 3 and connecting rod 4, move between connecting rod 4 and knock-pin 2
Activity；Need at closing time, manually or by arranging return unit on box body 1 so that knock-pin 2
It is returned to retracted position, it is achieved closing the door of refrigerator.
Door opener 100 is arranged on casing, it is preferable that door opener 100 is arranged on the outside wall surface of casing
On, such as upper surface or with on the outer side surface of the junction opposite side of casing and door body, it is preferable that open
Door gear 100 is arranged on the upper surface of casing, and near the opening setting of casing, further, door
When body closes on casing, knock-pin 2 to stretch out direction perpendicular with door body, for improving knock-pin 2 opposite house
Body back down effect, door opener 100 has a certain distance apart from the junction of door body and casing so that top
When rod 2 stretches out, the application point of door body there is a certain distance with the place of being rotationally connected of door body and casing.
Preferably, as it is shown in figure 1, actuator 5 is electric magnet, electric magnet is positioned close to pull lever 3
On away from one end of door body, during electric magnet energising, electric magnet attracts pull lever 3.
In above-described embodiment, electric magnet in pull lever 3 away from one end of door body, during electric magnet energising,
Electric magnet attracts pull lever 3 so that pull lever 3 is moved to the direction away from door body, thus passes through connecting rod
4 drive knock-pin 2 to arrive extended position.
Preferably, receiving space, when electric magnet attracts pull lever 3, pull lever 3 are offered in electric magnet
Upper one end near electric magnet is inserted and is accommodated space.
Preferably, as it is shown in figure 1, the one end near electric magnet is fixedly connected with connector 9 in pull lever 3,
Connector 9 is made up of soft magnetic materials.
For realizing the electric magnet attraction to pull lever 3, pull lever 3 is the soft magnetism material that can be attracted by electric magnet
Material, such as, pull lever 3 is the materials such as ferrum, cobalt or nickel, it is of course also possible to the material of pull lever 3 not
It is defined, pull lever 3 connects near one end of electric magnet the connector 9 being made up of soft magnetic materials,
By the electric magnet captivation to connector 9, it is achieved the electric magnet driving effect to pull lever 3, it is preferable that
Receiving space, after electric magnet attracts connector 9, partly or entirely entering of connector 9 is offered on electric magnet
Enter to accommodate in space.
Pull lever 3 can also be realized to the motion away from door body direction by the engagement of rack-and-pinion.
Preferably, as depicted in figs. 1 and 2, door opener 100 also includes elastic component 6, elastic component 6
Two ends be connected away from one end of door body is fixing with on box body 1 and knock-pin 2 respectively, be used for making knock-pin 2
It is returned to retracted position.
In above-described embodiment, actuator 5 (electric magnet) drives pull lever 3 to the direction (figure away from door body
Direction represented by arrow A in 1) motion, drive knock-pin 2 to backing down stretching of door body by connecting rod 4
Out position (in Fig. 1 direction) represented by arrow C motion, now, elastic component 6 is stretched, electromagnetism
During ferrum power-off, knock-pin 2 is returned to retracted position by the restoring force of elastic component 6, returns back at knock-pin 2
During retracted position, knock-pin 2 drives pull lever 3 to move near the direction of door body by connecting rod 4, as
Shown in Fig. 2 so that pull lever 3 returns back to the position before electric magnet energising.
Preferably, as depicted in figs. 1 and 2, elastic component 6 is helical spring or shell fragment.
Preferably, as depicted in figs. 1 and 2, connecting rod 4 can be turned by rotary shaft 41 with box body 1
Dynamic connection.
In above-described embodiment, the connection that connecting rod 4 can be rotated by rotary shaft 41 and box body 1,
In actual application, according to the capacity of refrigerator, door opener 100 position etc. is set on casing, closes
The position of regulation rotary shaft 41 of reason, utilizes lever principle, it is possible to the outreach of regulation knock-pin 2 with
Door body is ejected dynamics.
Preferably, as depicted in figs. 1 and 2, pull lever 3 and knock-pin 2 be arranged in parallel in box body 1,
The displacement strengthening pull lever 3 is delivered to the efficiency of knock-pin 2, further enhances door opener 100 structure
Compactedness.
In a specific embodiment, pull lever 3 under the drive of actuator 5 along self (pull lever 3)
Axis direction also moves to the direction away from door body, and knock-pin 2 is along the direction of self (knock-pin 2) axis
Move between ejection position and retracted position, during for ensureing that pull lever 3 is moved to the direction away from door body,
Knock-pin 2, near the motion of the direction of door body, i.e. realizes pull lever 3 and knock-pin 2 by connecting rod 4
Rightabout motion, the axis of pull lever 3 and the axis of knock-pin 2 are the most on the same line.
Preferably, as depicted in figs. 1 and 2, door opener 100 also includes the first guide rail 7, and first leads
Rail 7 is arranged in box body 1, and the first guide rail 7 is arranged along the axis direction of pull lever 3, and pull lever 3 is along the
One guide rail 7 does straight reciprocating motion.
Preferably, as depicted in figs. 1 and 2, door opener 100 also includes the second guide rail 8, and second leads
Rail 8 is arranged in box body 1, and the second guide rail 8 is arranged along the axis direction of knock-pin 2, and knock-pin 2 is along the
Two guide rails 8 do straight reciprocating motion.
In above-described embodiment, the setting of the first guide rail 7 makes pull lever 3 do straight reciprocating motion, enhances
The stationarity of pull lever 3 motion and reliability, equally, the setting of the second guide rail 8 enhances knock-pin 2
The stationarity of motion and reliability.
Preferably, the first guide rail 7 and the second guide rail 8 be arranged in parallel.
Preferably, pull lever 3 is provided with the first auxiliary section coordinated with the first guide rail 7, knock-pin 2
On be provided with the second auxiliary section coordinated with the second guide rail 8, further enhance pull lever 3 and the first guide rail 7,
The reliability that knock-pin 2 coordinates with the second guide rail 8.
During electric magnet energising, electric magnet attracts pull lever 3, drives pull lever 3 to transport to the direction away from door body
Dynamic, in Fig. 1, during electric magnet energising, electric magnet attracts pull lever 3 to move in the direction of arrow A,
Pull lever 3 drives connecting rod 4 to rotate in the direction of arrow B around rotary shaft 41, and connecting rod 4 drives and ejects
Bar 2 moves in the direction of arrow C, thus door body is backed down from casing certain distance, by connecting rod 4
Upset to the direction of motion so that knock-pin 2 stretches out box body 1 and moves near the direction of door body, by door body
Certain distance is ejected with casing, user's manual rotation door body again, door body to be opened, knock-pin 2 stretches out box body
After 1, as in figure 2 it is shown, the elastic component 6 being positioned on knock-pin 2 one end away from door body is stretched；Electromagnetism
After ferrum power-off, knock-pin 2 is returned to retracted position by the restoring force of elastic component 6, and knock-pin 2 is by even
Extension bar 4 drives pull lever 3 to move, such as figure to the opposite direction (near the direction of door body) attracted by electric magnet
Shown in 1 so that pull lever 3 returns back to the state before electric magnet energising.
The embodiment of another aspect of the invention provides a kind of refrigerator, including: casing, door body and any of the above-described
Door opener 100 described in embodiment, wherein, door body can be rotationally connected with casing；Door opener 100
Box body 1 be arranged on casing.
The refrigerator that the above embodiment of the present invention provides, door opener 100 is arranged on casing, and electric magnet is energized
Time, pull lever 3 realizes knock-pin 2 by connecting rod 4 and moves near the direction of extended position, thus will
Door body ejects a certain distance from casing, reduces the power needed for enabling, improves the facility that user opens the door
Property.
In sum, the embodiment of the present invention provide door opener 100, actuator 5 drive pull lever 3 to
Moving in direction away from door body, pull lever 3 drives knock-pin 2 to the direction near door body by connecting rod 4
Motion so that knock-pin 2 stretches out box body 1, arrives extended position, thus door body ejects from casing one
Set a distance, door body is opened by user's manual rotation door body again, it is achieved the enabling of refrigerator, reduces user and opens the door
Required power.
In describing the invention, unless otherwise clearly defined and limited, term " multiple " refer to two or
Two or more；Unless otherwise prescribed or explanation, term " connects ", " fixing " etc. all should be interpreted broadly, example
As, " connection " can be fixing connection, it is also possible to is to removably connect, or is integrally connected, or electrical connection；
Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary.For those of ordinary skill in the art
For, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the description of this specification, it is to be understood that term " on ", D score, "front", "rear",
Orientation or the position relationship of the instruction such as "left", "right" are based on orientation shown in the drawings or position relationship,
It is for only for ease of the description present invention and simplifies description rather than instruction or imply that the device of indication or unit must
Must have specific direction, with specific azimuth configuration and operation, it is thus impossible to be interpreted as the present invention's
Limit.
In the description of this specification, term " embodiment ", " some embodiments ", " specific embodiment "
Deng description means to combine this embodiment or example describes specific features, structure, material or feature be contained in
In at least one embodiment of the present invention or example.In this manual, the schematic representation to above-mentioned term
It is not necessarily referring to identical embodiment or example.And, the specific features of description, structure, material or spy
Point can combine in any one or more embodiments or example in an appropriate manner.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for ability
For the technical staff in territory, the present invention can have various modifications and variations.All in the spirit and principles in the present invention
Within, any modification, equivalent substitution and improvement etc. made, should be included in protection scope of the present invention it
In.
Claims (10)
1. a door opener, for refrigerator, described refrigerator includes casing and can rotate with described casing
The door body connected, it is characterised in that including:
Box body, is arranged on described casing；
Knock-pin, is arranged in described box body, and can stretch out described box body for the extended position opened the door
And move between the retracted position of described box body of retracting；
Connecting rod, the connection that one end of described connecting rod and described knock-pin can rotate；
The connection that the other end of pull lever, one end of described pull lever and described connecting rod can rotate；With
Actuator, described actuator is connected with the other end of described pull lever, and described actuator drives described
When pull lever is moved to the direction away from described door body, described pull lever drives described top by described connecting rod
Rod is near the motion of the direction of described extended position.
Door opener the most according to claim 1, it is characterised in that
Described actuator is electric magnet, and described electric magnet is positioned close in described pull lever away from described door body
One end, described electric magnet energising time, described electric magnet attract described pull lever.
Door opener the most according to claim 1, it is characterised in that also include:
Elastic component, the two ends of described elastic component respectively with described box body and described knock-pin on away from described door body
One end fixing connect, be used for making described knock-pin be returned to described retracted position.
Door opener the most according to claim 3, it is characterised in that
Described elastic component is helical spring or shell fragment.
Door opener the most according to any one of claim 1 to 4, it is characterised in that
The connection that described connecting rod can be rotated by rotary shaft with described box body.
Door opener the most according to any one of claim 1 to 4, it is characterised in that
Described pull lever and described knock-pin be arranged in parallel in described box body.
Door opener the most according to claim 2, it is characterised in that
In described pull lever, the one end near described electric magnet is fixedly connected with connector, and described connector is by soft
Magnetic material is made.
Door opener the most according to any one of claim 1 to 4, it is characterised in that also include:
First guide rail, is arranged in described box body, and described first guide rail sets along the axis direction of described pull lever
Putting, described pull lever does straight reciprocating motion along described first guide rail.
Door opener the most according to any one of claim 1 to 4, it is characterised in that also include:
Second guide rail, is arranged in described box body, and described second guide rail sets along the axis direction of described knock-pin
Putting, described knock-pin does straight reciprocating motion along described second guide rail.
10. a refrigerator, it is characterised in that including:
Casing；
Door body, can be rotationally connected with described casing；
Door opener as claimed in any one of claims 1-9 wherein, the box body of described door opener is arranged on
On described casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610384163.3A CN106014062B (en) | 2016-05-27 | 2016-05-27 | Door opener and refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610384163.3A CN106014062B (en) | 2016-05-27 | 2016-05-27 | Door opener and refrigerator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106014062A true CN106014062A (en) | 2016-10-12 |
| CN106014062B CN106014062B (en) | 2018-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610384163.3A Active CN106014062B (en) | 2016-05-27 | 2016-05-27 | Door opener and refrigerator |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106593176A (en) * | 2017-02-20 | 2017-04-26 | 江苏雷利电机股份有限公司 | Automatic door operator |
| CN106761136A (en) * | 2016-12-27 | 2017-05-31 | 青岛海尔股份有限公司 | Automatic door operator and the refrigerator with the device |
| CN113029325A (en) * | 2019-12-24 | 2021-06-25 | 广东美的白色家电技术创新中心有限公司 | Mechanical amplifier and household appliance |
| CN113494224A (en) * | 2020-03-20 | 2021-10-12 | 南京中竞科电子科技有限公司 | Ejecting device and refrigerator |
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| CN106014062B (en) | 2018-06-22 |
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