CN1328561C - Refrigerator having basket lift apparatus - Google Patents

Refrigerator having basket lift apparatus Download PDF

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Publication number
CN1328561C
CN1328561C CNB2005100055522A CN200510005552A CN1328561C CN 1328561 C CN1328561 C CN 1328561C CN B2005100055522 A CNB2005100055522 A CN B2005100055522A CN 200510005552 A CN200510005552 A CN 200510005552A CN 1328561 C CN1328561 C CN 1328561C
Authority
CN
China
Prior art keywords
basket
refrigerator
connecting rod
door
framework
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.)
Expired - Fee Related
Application number
CNB2005100055522A
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Chinese (zh)
Other versions
CN1721795A (en
Inventor
吴承桓
郑敬翰
金相吾
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LG Electronics Inc
Original Assignee
LG Electronics Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by LG Electronics Inc filed Critical LG Electronics Inc
Publication of CN1721795A publication Critical patent/CN1721795A/en
Application granted granted Critical
Publication of CN1328561C publication Critical patent/CN1328561C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D25/00Charging, supporting, and discharging the articles to be cooled
    • F25D25/02Charging, supporting, and discharging the articles to be cooled by shelves
    • F25D25/024Slidable shelves
    • F25D25/025Drawers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D25/00Charging, supporting, and discharging the articles to be cooled
    • F25D25/02Charging, supporting, and discharging the articles to be cooled by shelves
    • F25D25/027Rotatable shelves
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47BTABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B51/00Cabinets with means for moving compartments up and down
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2325/00Charging, supporting or discharging the articles to be cooled, not provided for in other groups of this subclass
    • F25D2325/021Shelves with several possible configurations
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D25/00Charging, supporting, and discharging the articles to be cooled
    • F25D25/04Charging, supporting, and discharging the articles to be cooled by conveyors

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  • 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)

Abstract

A refrigerator having a basket lift apparatus comprises: a body (10) having cooling chambers (14,18) for storing food; a frame (26) accommodated in the cooling chamber (18) arranged at a lower portion of the body (10) in a slidable manner; a basket (20) placed on the frame (26) and for storing food; a door (22) positioned at a front side of the frame (26) and hinge-connected to the frame (26); a first link (28) hinge-connected between the frame (26) and the basket (20); a second link (30) hinge-connected between the first link (28) and the door (22); and a driving unit (38) for rotating the first link (28) in order to lift the basket (20). When the basket (20) arranged at the lower portion of the body (10) is opened, the basket (20) is lifted up thereby to enhance a user's convenience.

Description

Refrigerator with basket lift apparatus
Technical field
The present invention relates to a kind of refrigerator, especially relate to a kind of refrigerator with basket lift apparatus, when drawing basket to be pulled out by the bottom refrigerating chamber, this refrigerator can facilitate for the user by the basket that draws that lifting is installed in lower body part.
Background technology
Fig. 1 shows the perspective view according to the refrigerator of conventional art, and Fig. 2 is the sectional view of refrigerator, and it shows and draws basket to be contained in the state of main body.
Traditional refrigerator comprises: the main body 102 with unlimited front side and spatial accommodation; But a upper refrigerator compartment 106 that is arranged in main body 102 upsides and has the upper portion door of opening a pair of both sides 104 is used for foodstuff storing; And a bottom refrigerating chamber 112 that is arranged in main body 102 downsides and has the lower gate of opening with sliding type 110, this refrigerating chamber separates by next door 108 and upper refrigerator compartment 106.
Machine Room 116 with compressor 114 is installed in the rear side of main body 102, and wherein compressor 114 is used to produce the cold air of sending into places such as upper refrigerator compartment 106 and bottom refrigerating chamber 112.
One be used to hold frozen goods and can before and after the basket 120 that draws that slides be arranged in bottom refrigerating chamber 112, and lower gate 110 is fixed on the front side of drawing basket 120.In view of the above, when lower gate 110 is pulled out, draw basket 120 to be opened, and when lower gate 110 is pushed, draw basket 120 to be closed.Guide rail 124 is installed between the inner surface of the inner surface that draws basket 120 and bottom refrigerating chamber 112, and guiding draws ground, basket 120 front and back to slide whereby.
A plurality of drawers that are used for foodstuff storing are installed in the upside that draws basket 120, and the mode that this drawer can slide is opened.
In traditional refrigerator, when in order to take out the food that is stored in the bottom refrigerating chamber 112 or, when the user spurs lower gate 110 forward, to draw basket 120 sliding openings in order in bottom refrigerating chamber 112, to hold food.Equally, after taking-up is stored at food in the bottom refrigerating chamber 112 or after, be contained in the bottom refrigerating chamber 112, when the user promotes lower gate 110 backward, draw basket 120 sliding closings food.
Yet, in traditional refrigerator, owing to draw basket to be arranged in the bottom of refrigerator, drawing in the basket in order to take out to be stored at the food that draws in the basket or food is contained in, the user must bend over or must squat, and therefore can produce inconvenience when basket is drawn in use.
Summary of the invention
Therefore, an object of the present invention is to provide a kind of refrigerator with basket lift apparatus, when be arranged in lower body part draw basket to be drawn out the time, thereby this refrigerator draws basket will draw the position of basket to raise and can facilitate for the user by lifting.
In order to realize these purposes and other advantages according to the object of the invention, here to do and specialize and briefly description, a kind of refrigerator with basket lift apparatus that provides here comprises: the main body with the refrigerating chamber that is used for foodstuff storing; A framework that is contained in sliding type in the refrigerating chamber that is arranged in lower body part; The basket that draws that is placed on the framework and is used for foodstuff storing; A door that is connected with frame hinge; Hinge is connected framework and draws first connecting rod between the basket, is used to support the lifting state that draws basket; And hinge is connected the second connecting rod between first connecting rod and the door, is used for when the door rotation lifting and draws basket.
A first connecting rod is set at least, and the one end is connected with framework lower end hinge, and the other end is connected with the lateral hinges of drawing basket.
One the hinge connecting portion that provides the spring of elastic force to be installed in first connecting rod for first connecting rod in the direction of drawing basket to be raised is provided.
One end of second connecting rod is connected with the middle part hinge of first connecting rod, and the other end is connected with the upside hinge of door.
Refrigerator with basket lift apparatus also comprises a lock cell, thereby is used for door and framework locking door can not be rotated, or is used to remove the lock-out state of door.Lock cell comprises: a lockhole that is formed on the framework front side; A latch hook that is installed on door movably, thus can in lockhole, lock; And a spring that is used to latch hook that elastic force is provided, so latch hook can keep lock-out state in lockhole.
Refrigerator with basket lift apparatus also comprises a position-limiting unit that is installed between framework and the door, and prevents that door from getting back to original state after rotation.Position-limiting unit comprises: the bar of the certain-length that is rotatably connected with the rear surface of lower gate and has; A spacing hole that is formed at framework and passes bar; And one be formed on boom end and spacing restriction protrusion in spacing hole.
Refrigerator with basket lift apparatus comprises: the main body with the refrigerating chamber that is used for foodstuff storing; A framework that is contained in sliding type in the refrigerating chamber that is arranged in lower body part; The basket that draws that is placed on the framework and is used for foodstuff storing; A door that is arranged on the framework front side and is connected with frame hinge; Hinge is connected framework and draws first connecting rod between the basket; Hinge is connected the second connecting rod between first connecting rod and the door; And one in order to promote the driver element that draws basket to be used to rotate first connecting rod.
Driver element comprises: a drive motors that is installed on framework and produces driving force; And driving force that is used for being produced by drive motors is delivered to the power supply unit of the hinge axis that links to each other with first connecting rod.
Power transmission unit comprises: one is fixed in the rotating shaft of drive motors and the driving gear that rotates with rotating shaft; And one with driving gear gear engagement and be fixed in the driven gear of hinge axis.
Refrigerator with basket lift apparatus also comprises: one is used for regulating the control module of controlling driver element according to the user.Control module comprises: a switch that is installed on door and regulates by the user; One is used to detect and draws basket to be promoted to the first sensor of limiting condition; One is used to detect and draws second sensor of reducing to limiting condition in the key; And controller that is used for controlling the drive motors operation according to the signal that applies by switch, first sensor and second sensor.
Layout parallel to each other is configured to a pair of first connecting rod, and a first connecting rod is than long in another first connecting rod.
By below in conjunction with the accompanying drawing detailed description of the invention, other purpose aforementioned and of the present invention, characteristics, aspect and advantage will become more obvious.
Description of drawings
Accompanying drawing provides further to be understood a part of the present invention, incorporates and form the part of specification into.The specific embodiment shown in the present invention is enough to illustrate principle of the present invention with specification.
In the accompanying drawings:
Fig. 1 shows the perspective view according to the refrigerator of conventional art;
Fig. 2 shows the sectional view according to the refrigerator bottom of conventional art;
Fig. 3 shows the perspective view according to refrigerator of the present invention;
Fig. 4 shows the sectional view according to refrigerator basket lift apparatus of the present invention;
Fig. 5 is among Fig. 4 ' enlarged drawing of A ' part;
Fig. 6 shows the horizontal sectional view of refrigerator basket lift apparatus according to an embodiment of the invention;
Fig. 7 is among Fig. 6 ' enlarged drawing of B ' part;
Fig. 8 shows the duty view of basket lift apparatus according to an embodiment of the invention;
Fig. 9 shows the perspective view that has according to the refrigerator of the basket lift apparatus of second embodiment of the invention;
Figure 10 shows the side view according to the basket lift apparatus of second embodiment of the invention;
Figure 11 shows the sectional view according to the basket lift apparatus of second embodiment of the invention;
Figure 12 shows the block diagram according to the basket lift apparatus control module of second embodiment of the invention;
Figure 13 shows the duty view according to the basket lift apparatus of second embodiment of the invention; And
Figure 14 shows the side view of the basket lift apparatus of one the 3rd embodiment according to the present invention.
The specific embodiment
To describe preferred embodiment of the present invention in detail below, example of the present invention be shown in the accompanying drawing.
Below, will be described in greater detail with reference to the attached drawings refrigerator with basket lift apparatus.
Though may have a plurality of preferred embodiments that have according to the refrigerator of basket lift apparatus of the present invention, below most preferred embodiment will be described.
Fig. 3 shows the perspective view according to refrigerator of the present invention, and Fig. 4 shows the sectional view according to the basket lift apparatus of refrigerator of the present invention.
Refrigerator according to the present invention comprises: the main body 10 with spatial accommodation; But upper refrigerator compartment 14 that is arranged in main body 10 upper ends and has the upper portion door of opening a pair of both sides 12; A bottom refrigerating chamber 18 that is arranged in main body 10 downsides and separates by next door 16 and upper refrigerator compartment 14; One be arranged in bottom refrigerating chamber 18 and can before and after slide draw basket 20, be used for foodstuff storing; And one when drawing basket 20 to open, and is used to promote the basket lift apparatus that draws basket 20.
Preferably, upper refrigerator compartment 14 is as the refrigerating chamber that is used to store chilled food, and bottom refrigerating chamber 18 is as the refrigerating chamber that is used to store frozen food.
A front side that is used for being arranged in bottom refrigerating chamber 18 along the lower gate 22 that main body 10 fore-and-aft directions promote to draw basket 20 or will draw basket 20 to be pulled out by bottom refrigerating chamber 18.A plurality of can the extraction out and the drawer 24 that is used for foodstuff storing is installed in the upside of bottom refrigerating chamber 18 along main body 10 fore-and-aft directions.
Basket lift apparatus comprises: one be arranged in bottom refrigerating chamber 18 and can before and after the framework 26 that slides, and be connected with lower gate 22 at the front side of this framework hinge, be placed with on the framework 26 and draw basket 20; A plurality of hinges are connected first connecting rod 28a and the 28b that draws between basket 20 and the framework 26, and what be used to support the lifting state draws basket 20; And hinge is connected four linkage units between among first connecting rod 28a and the 28b and the lower gate 22, is used for promoting when lower gate 22 turns forward and draws basket 20.
The framework 26 that is positive square box shaped has the space that basket 20 is drawn in wherein placement, between the bottom surface that is used to guide lower surface that the guide rail 32 that slides framework 26 front and back is installed in framework 26 and bottom refrigerating chamber 18.
Guide rail 32 comprises: a retaining rail 32a who is fixed in bottom refrigerating chamber 18 bottom surfaces; A middle rail 32b who is slidingly connected with retaining rail 32a; And the moving rail 32c of framework 26 bottom surfaces that are slidingly connected with middle rail 32b and are fixed in.
First connecting rod 28a and 28b arrange with certain inclination angle.One end of first connecting rod is connected with hinge axis 34 hinges that are formed on framework 26 lower ends, and the other end of first connecting rod be formed on hinge axis 36 hinges that draw basket 20 lower ends and be connected.Thereby two first connecting rod 28a and 28b are installed at least when drawing basket 20 to be raised, that supports the lifting state draws basket 20.
Spring 38 that is used to first connecting rod 28b that certain elastic force is provided is installed between the first connecting rod 28b and hinge axis among first connecting rod 28a and the 28b.
Spring 38 can be installed on first connecting rod 28a, and perhaps spring 38 can be installed on all first connecting rod 28a and 28b.
Spring 38 provides elastic force on the vertically arranged direction of first connecting rod 28b.When drawing basket 20 to be raised, spring 38 is easy to whereby promote and draws basket 20 for first connecting rod provides elastic force.Spring 38 can be disc spring or torsion spring.
Second connecting rod 30 is configured as the excellent type with certain-length.One end of second connecting rod is connected with the middle part hinge of first connecting rod 28a, and the other end of second connecting rod is connected with the upper end hinge of lower gate 22.
Be used to promote the four linkage units utilization lever principle of drawing basket 20.When lower gate is drawn forward when moving pulling and lower gate 22 hinged second connecting rods 30.In view of the above, with second connecting rod 30 hinged first connecting rod 28a and 28b rotation, therefore become erectility.Then, move forward and be raised with first connecting rod 28a and the hinged basket 20 that draws of 28b.
Lower gate 22 is provided with the handle 40 that is used in its front side pulling lower gate 22, and the bottom of lower gate 22 is connected with hinge bracket 42 rotary gemels that are fixed in framework 26.Be used for lower gate 22 and the locking device that framework 26 locks are installed in lower gate 22 upper ends.Equally, be used to prevent that the lower gate 22 of having rotated forward from getting back to the middle part that the position-limiting unit of original state is installed in lower gate 22.
The enlarged drawing of B ' part that Fig. 5 is among Fig. 4 the enlarged drawing of the A ' part ', Fig. 6 shows the horizontal sectional view of refrigerator basket lift apparatus according to an embodiment of the invention, and Fig. 7 is among Fig. 6 '.
Locking device comprises: one is installed in lower gate 22 and can linearly moving latch hook 46; A lockhole 48 that is formed on upper end, framework 26 front sides is used to lock latch hook 46; And one be used for being locked in the spring 50 that elastic force is provided for latch hook 46 on the direction of lockhole 48 at latch hook 46.
Latch hook 46 comprises: the adjustment part 46a that regulates on handle 40 that is arranged in lower gate 22 and by the user; One with adjustment part 46a whole be connected and be arranged in the inboard of lower gate 22 can the linearly moving bar 46b of portion; And a sticking department 46c who is formed on bar portion 46b end and passes the through hole 44 that is formed on lower gate 22 rear surfaces, so sticking department 46c can expose at the rear side of lower gate 22 and can lock in lockhole 48.
A pair of latch hook 46 is arranged in a left side and the right side of lower gate 22, and spring 50 is arranged between a pair of adjustment part 46a.
When the user pushed adjustment part 46a, the 46b of bar portion moved linearly and sticking department 46c separates from lockhole 48, removes the locking of lower gate 22 whereby.Position-limiting unit comprises: rear surface with lower gate 22 is rotatably connected and has the bar 52 of certain-length; A spacing hole 54 that is formed at framework 26 and bar 52 is passed; And one be formed on bar 52 ends and spacing restriction protrusion 56 in spacing hole 54.
Bar 52 is preferably formed and is curved surface, and therefore when lower gate 22 rotations, bar 52 can easily pass spacing hole 54.
When lower gate 22 rotations, bar 52 passes spacing hole 54, and when lower gate 22 rotated to the limit, the restriction protrusion 56 that is formed on bar 52 ends was limited in spacing hole 54.In view of the above, lower gate 22 can keep current state.
Operation according to basket lift apparatus of the present invention below will be described.
Fig. 8 shows the duty view of basket lift apparatus according to an embodiment of the invention.
When the user spurred lower gate 22 by holding handle 40, framework 26 slided along guide rail 32, whereby by pulling out in the bottom refrigerating chamber 18.At this moment, the basket 20 that draws that is arranged on the framework 26 is exposed to the outside.
In this state, when the latch hook 46 of user's operational lock unit, remove the locking between lower gate 22 and framework 26.That is to say that when the user pushed the adjustment part 46a of latch hook 46, the 46c of bar portion removed the locking of lower gate 22 whereby by separating in the lockhole 48 that is formed at framework 26.
When lower gate 22 is rotated forward, operate in lower gate 22, framework 26 and draw hinged four linkage units between the basket 20, promote whereby and draw basket 20.That is to say, when lower gate 22 rotations, rotate with second connecting rod 30 and lower gate 22 that lower gate 22 links to each other.When second connecting rod 30 rotation, hinged first connecting rod 28a and 28b become erectility between basket 20 and the framework 26 drawing, and promote whereby and draw basket 20.
At this moment, the elastic force of the spring 38 by being installed on first connecting rod 28a and 28b draws basket 20 more easily to be promoted, and facilitates for the user whereby.
When drawing basket 20 to be promoted to the limit, be installed in lower gate 22 and draw position-limiting unit work between the basket 20, thereby prevent that therefore lower gate 22 from rotating to original state and keeping drawing the lifting state of basket 20.
Otherwise, when drawing basket 20 to fall, removed the spacing of position-limiting unit, push downwards then and draw basket 20.Draw basket 20 to be placed on the upper surface that draws basket 20 in view of the above.At this moment, lock cell work, the decline state of basket 20 is drawn in maintenance whereby.
Fig. 9 shows the perspective view that has according to the refrigerator of the basket lift apparatus of second embodiment of the invention, Figure 10 shows the side view according to the basket lift apparatus of second embodiment of the invention, and Figure 11 shows the sectional view according to the basket lift apparatus of second embodiment of the invention.
Basket lift apparatus according to second embodiment of the invention comprises: one arrange bottom refrigerating chamber 18 and can before and after the framework 26 that slides, and be connected with lower gate 22 at the front side of framework hinge, be placed with on the framework 26 and draw basket 20; A plurality of hinges are connected first connecting rod 28a and the 28b that draws between basket 20 and the framework 26, are used to support the lifting state that draws basket 20; And hinge is connected the second connecting rod 30 between among first connecting rod 28a and the 28b and the lower gate 22, is used for promoting when lower gate 22 turns forward and draws basket 20; One is used for drawing basket 20 and the driver element of rotation first connecting rod 28a and 28b in order automatically to promote; And control module that is used to control driver element.
Framework 26, first connecting rod 28a and 28b and second connecting rod 30 have identical structure and operation with above-mentioned first embodiment, therefore omit the explanation to them.
Driver element comprises: a drive motors 60 that is installed on framework 26 and produces driving force; And power transmission unit of one that is used for the driving force that drive motors 60 produces is passed to first connecting rod 28a and 28b.
Power transmission unit comprises: one is fixed in the rotating shaft 62 of drive motors 60 and the driving gear 64 that rotates with rotating shaft; And one with driving gear 64 gears engaged and be fixed in the driven gear 66 of the hinge axis 34 that first connecting rod 28b one end is installed.Because drive motors 60 and hinge axis 34 arrange with being perpendicular to one another, so driving gear 64 and driven gear 66 are configured for the bevel gear with 90 ° of transmission power.
As shown in figure 12, control module comprises: be installed on the switch 70a and the 70b of lower gate 22, be used for driving drive motors by being adjusted on forward or backward the direction of user; One is used to detect and draws basket 20 to be promoted to the first sensor 72 of limiting condition; One is used to detect second sensor 74 that draws basket 20 falling-threshold states; And controller 76 that is used for controlling drive motors 60 according to the signal that applies by switch 70a and 70b, first sensor 70 and second sensor 74.
Switch comprises: be installed in one first switch 70a of lower gate 22 front sides, when basket 20 is drawn in lifting, regulated by the user; And second switch 70b is regulated by the user when making when drawing basket 20 to descend.
The first sensor 72 and second sensor 74 can be installed in and draw basket 20 can be detected any setting of lifting state or decline state.Equally, anyly can detect the lifting state that draws basket 20 or the sensor of decline state can be used as the first sensor 72 and second sensor 74.
Figure 13 shows the duty view according to the basket lift apparatus of second embodiment of the invention.
Operation according to the basket lift apparatus of second embodiment of the invention below will be described.
When the user spurred lower gate by holding handle 40, framework 26 slided along guide rail 32, whereby by pulling out in the bottom refrigerating chamber 18.At this moment, the basket 20 that draws that is arranged on the framework 26 is exposed to the outside.
In this state, when the user pushed the first switch 70a, controller 76 drove forwards drive motors 60.Then, the driving force of drive motors 60 is passed to hinge axis 34 by power transmission unit.When hinge axis 34 rotation, drive motors 60 becomes the direction rotation of erectility at first connecting rod 28b, promotes whereby with first connecting rod 28a links to each other with 28b and draws basket 20.When drawing basket 20 to be promoted to the limit, first sensor 72 detects the position of drawing basket 20, and will indicate the signal of this position to be applied to controller 76.Then, controller 76 stops the work of drive motors 60.
When the user pushes second switch 74 after food storage being drawn in the basket 20, drawing basket 20 to be promoted to the state of the limit, controller 76 drives drive motors 60 on backward directions.In view of the above, drive motors 60 rotates on the direction that first connecting rod 28a and 28b put down, and draws basket 20 to descend, thereby is placed on the upper surface of framework 26.At this moment, second sensor 74 detects the position of drawing basket 20, and will indicate the signal of this position to be applied to controller 76.Then, controller 76 stops the work of drive motors 60.
Figure 14 shows the side view of the basket lift apparatus of one the 3rd embodiment according to the present invention.
Except construct a pair of first connecting rod 80 and 82 and first connecting rods 80 than another first connecting rod 82 short, have identical structure according to the basket lift apparatus of third embodiment of the invention with basket lift apparatus according to second embodiment of the invention.
When drawing basket 20 to be raised, can facilitate for the user by drawing basket 20 certain angle that turns forward according to the basket lift apparatus of third embodiment of the invention.In basket lift apparatus, be arranged on the first connecting rod 82 that draws basket 20 rear sides and grow length L than being arranged on the first connecting rod 82 that draws basket 20 front sides according to the 3rd embodiment.
Below explanation is had effect according to the refrigerator of basket lift apparatus of the present invention.
When drawing basket to be pulled out by the bottom refrigerating chamber, lower gate rotation then facilitates thereby draw basket to be raised to the user.
Equally, when the user will draw basket to be pulled out by the bottom refrigerating chamber, push switch drew basket to facilitate for the user whereby thereby automatically promote then.
In addition, owing to draw basket when being raised, to turn forward, so the user can take out food storage in drawing basket or with food more easily by drawing in the basket.
Because the present invention can implement under the situation that does not break away from spirit of the present invention or essential feature in many ways, it will also be appreciated that the above-mentioned specific embodiment is not limited by any details of aforementioned specification, unless it is dated especially, can very wide in range explanation in the defined spirit and scope of claims, therefore belong to the border of claim and the institute in the scope and change and revise, therefore the equivalent structure of perhaps this border and scope also is contained in the appended claim.

Claims (13)

1. refrigerator with basket lift apparatus comprises:
Main body with the refrigerating chamber that is used for foodstuff storing;
Framework in refrigerating chamber that is contained in lower body part with sliding type;
The basket that draws that is placed on the framework and is used for foodstuff storing;
A door that is arranged on the framework front side and is connected with frame hinge;
A first connecting rod, an end of described first connecting rod is connected with framework lower end hinge, and the other end is connected the basket that draws that is used to support the lifting state with a lateral hinges of drawing basket; And
Hinge is connected the second connecting rod between first connecting rod and the door, is used for when the door rotation lifting and draws basket.
2. refrigerator as claimed in claim 1, its middle frame are provided with hinge bracket and are connected with hinge.
3. refrigerator as claimed in claim 1, the hinge connecting portion that provides the spring of elastic force to be installed in first connecting rod for first connecting rod in the direction of drawing basket to be raised is provided for one of them.
4. refrigerator as claimed in claim 1, wherein first connecting rod is made up of a pair of, and a first connecting rod is longer than another first connecting rod.
5. refrigerator as claimed in claim 1 also comprises a lock cell, thereby is used for door and framework locking door can not be rotated, or is used to remove the lock-out state of door.
6. refrigerator as claimed in claim 5, wherein lock cell comprises:
A lockhole that is formed on the framework front side;
A latch hook that is installed on door movably, thus can in lockhole, lock; And
A spring that is used to latch hook that elastic force is provided, so latch hook can keep lock-out state in lockhole.
7. refrigerator as claimed in claim 6, wherein latch hook comprises:
The control lever portion of exposing and regulating by the user in side in front of the door;
A connecting portion that integrally is connected and is installed on movably door with control lever portion; And
A sticking department that is formed at the connecting portion end and locks by latch hook.
8. refrigerator as claimed in claim 1 also comprises a position-limiting unit that is installed between framework and the door, is used to prevent that door from getting back to original state after rotation.
9. refrigerator as claimed in claim 8, wherein position-limiting unit comprises:
Rear surface with door is rotatably connected and has the bar of certain-length;
A spacing hole that is formed at framework and passes bar; And
One is formed on boom end and spacing restriction protrusion in spacing hole.
10. refrigerator as claimed in claim 1 also comprises one in order to promote the driver element that draws basket to be used to rotate first connecting rod.
11. refrigerator as claimed in claim 10, wherein driver element comprises:
A drive motors that is installed on framework and produces driving force; And
A driving force that is used for being produced by drive motors is delivered to the power supply unit of the hinge axis that links to each other with first connecting rod.
12. refrigerator as claimed in claim 10 comprises that also one is used for regulating the control module of controlling the driver element operation by the user.
13. refrigerator as claimed in claim 12, wherein control module comprises:
A switch that is installed on door and regulates by the user;
One is used to detect and draws basket to be promoted to the first sensor of limiting condition;
One is used to detect and draws second sensor of reducing to limiting condition in the key; And
A controller that is used for controlling the drive motors operation according to the signal that applies by switch, first sensor and second sensor.
CNB2005100055522A 2004-07-16 2005-01-20 Refrigerator having basket lift apparatus Expired - Fee Related CN1328561C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR1020040055704 2004-07-16
KR1020040055692 2004-07-16
KR1020040055692A KR100690646B1 (en) 2004-07-16 2004-07-16 Refrigerator having basket lift apparatus

Publications (2)

Publication Number Publication Date
CN1721795A CN1721795A (en) 2006-01-18
CN1328561C true CN1328561C (en) 2007-07-25

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Application Number Title Priority Date Filing Date
CNB2005100055522A Expired - Fee Related CN1328561C (en) 2004-07-16 2005-01-20 Refrigerator having basket lift apparatus

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KR (1) KR100690646B1 (en)
CN (1) CN1328561C (en)
ES (1) ES2370494T3 (en)

Cited By (1)

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