CN207936612U - Lazy-tongs for sliding rail and the pull component with it and refrigerator - Google Patents
Lazy-tongs for sliding rail and the pull component with it and refrigerator Download PDFInfo
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- CN207936612U CN207936612U CN201721883200.1U CN201721883200U CN207936612U CN 207936612 U CN207936612 U CN 207936612U CN 201721883200 U CN201721883200 U CN 201721883200U CN 207936612 U CN207936612 U CN 207936612U
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Abstract
The utility model provides a kind of lazy-tongs for sliding rail, and sliding rail includes a pair of of sliding rail rack disposed in parallel and a pair of of shifting sledge for being set on a pair of of sliding rail rack, and lazy-tongs include：A pair of of gear is rotatablely arranged at the opposite inside back of a pair of of shifting sledge respectively；Connecting rod is across between sliding rail, and its both ends is connect with a pair of of gear respectively；A pair of of rack is respectively arranged on a pair of of sliding rail rack, and is meshed respectively with a pair of of gear；A pair of of rack is both provided with anodontia section along the front end of pull-out direction, when shifting sledge is drawn out to extreme position forward with respect to sliding rail rack, a pair of of gear to be made to be detached from a pair of of rack in anodontia section.The lazy-tongs for sliding rail of the utility model can be used for the position relationship of the synchronous corresponding rack of two side gears in the push-in initial position adjustment of sliding rail, to make two side gears remain concentric in the push-on process of sliding rail, it is ensured that the synchronous operation of two wood side-guides.
Description
Technical field
The utility model is related to sliding rail technical fields, more particularly to a kind of lazy-tongs for sliding rail.
Background technology
The existing slide track component applied to pulls components such as drawers may be due to unbalance stress during being pushed and pulled
Cause two wood side-guides asynchronous, therefore pull component when push-and-pull is caused to swing, usability is bad.It is in the prior art to be used for sliding rail
The lazy-tongs of component force two wood side-guide synchronizing moving effects limited by the shifting sledge connected in the slide track component of both sides, and
Nonsynchronous in sliding rail, existing lazy-tongs may result in the more serious dislocation of sliding rail.
Utility model content
One purpose of the utility model is to provide for a kind of lazy-tongs improving sliding rail both sides synchronization degree.
The utility model one is further objective is that will make lazy-tongs have the function of self-adjusting, in sliding rail both sides
The mobile status of sliding rail is adjusted when asynchronous.
The utility model another further objective is that simplify the assembly of sliding rail and lazy-tongs.
Particularly, the utility model provides a kind of lazy-tongs for sliding rail, and the sliding rail includes disposed in parallel
A pair of of sliding rail rack and a pair of of the shifting sledge being set on the pair of sliding rail rack, the lazy-tongs include：
A pair of of gear is rotatablely arranged at the opposite inside back of the pair of shifting sledge respectively；
Connecting rod is across between the sliding rail, and its both ends is connect with the pair of gear respectively, so that the pair of tooth
Wheel rotates synchronously；
A pair of of rack is respectively arranged on the pair of sliding rail rack, and is meshed respectively with the pair of gear；Wherein
The installation direction of the pair of rack is consistent relative to the push-and-pull direction of the sliding rail rack with the shifting sledge,
And the length of the rack is corresponding with the push-and-pull stroke of the sliding rail；And
The pair of rack is both provided with anodontia section along the front end of pull-out direction, with relatively described in the shifting sledge
When sliding rail rack is drawn out to forward extreme position, the pair of gear is made to be detached from the pair of rack in the anodontia section.
Further, the lazy-tongs further include：
A pair of of fixed seat is individually fixed in the opposite inside back of the pair of shifting sledge；
A pair of of support sleeve is respectively arranged in the pair of fixed seat, is arranged to that center axis is made to be respectively perpendicular to
The pair of fixed seat；Wherein
Each support sleeve all has one towards the first end of the corresponding fixed seat and deviates from corresponding institute
State the second end of fixed seat；
Each fixed seat offers receiving hole, and at least partly edge of the receiving hole is provided with occlusion part, and
It is configured in the inside of the fixed seat from the part edge to the internal stretch of the receiving hole, to hold described in shield portions
Receive hole；And
The first end of each support sleeve is removably connected in the receiving of the corresponding fixed seat
In hole, the second end is rotatably coupled with the corresponding gear.
Further, the receiving hole is configured to elongated square hole, the front end hole wall along the pull-out direction of the square hole
The part upper end hole wall and part lower end hole wall being connect with the front end hole wall be configured to where the receiving hole plane to
Extend on the inside of the fixed seat, to form the stop wall that three side sealing closes；
By the extending end phase for the stop wall that part upper end hole wall and part lower end hole wall extend to form
Extend to bending, to form two opposite occlusion parts on the inside of the fixed seat.
Further, the outside of the first end of the support sleeve is square ladder-like, and has base plate and position
Interconnecting piece on the inside of the base plate；
The first end is configured to, and when the base plate is completely embedded into at least partly receiving hole, makes the bottom plate
Portion and the interconnecting piece are bonded conflict with any occlusion part along two mutually orthogonal directions respectively.
Further, the square hole is formed with along the rear portion of the pull-out direction and force-applied move and release stress and can reset
Abutting portion, the abutting portion is configured to from rear end hole wall to extend to the stop wall forward and to tilting on the inside of the fixed seat
Rear；
The extending end of the abutting portion to bend on the outside of the fixed seat and continue to extend to the fixed seat with it is described
The interface of shifting sledge, to be formed through the conflict end of the receiving hole；And
The abutting portion be configured to it is force-applied be moved to the receiving hole towards the fixed seat where plane in, with permit
Perhaps the described base plate is inserted into the receiving hole from back to front, and after the base plate is completely embedded into the receiving hole, can answer
Position simultaneously makes the conflicts end restore to positioned at the rear of the stop wall, to prevent the base plate disengaging receiving hole.
Further, the second end of the support sleeve is externally formed with annular convex platform；
It is formed with annular cavity on the outside of the direction shifting sledge of the gear, shape on the bottom of chamber of the annular cavity
It at there is multiple grabs, and is configured to rotationally be clamped with the annular convex platform, to pass through the institute being fixed in the fixed seat
Support sleeve is stated to be rotatably installed on the shifting sledge；And
Multiple grabs are respectively positioned on the imaginary annulus of one concentric with the annular cavity.
Further, the quantity of the grab is four, is configured to have and is evenly spaced apart to be distributed in the imaginary annulus
On；
The grab is configured to extend perpendicular to the end face outside no more than the gear, the card with the bottom of chamber
The center of chimoto towards the imaginary annulus is bent, with the boss face card with the direction of the annular convex platform first end
It connects, to limit axial movement of the gear relative to the support sleeve.
Further, the inside of the support sleeve is ladder-like in a ring, and is configured to make to be located inside the second end
The second inner hole of shaft sleeve be more than be located at the first end inside the first inner hole of shaft sleeve, in the first end and the second end
Inside intersection form internal boss.
The utility model also provides a kind of pull component, is equipped with according to aforementioned any one of them sliding rail and for described
The lazy-tongs of sliding rail, wherein
The both lateral sides of the pull component are respectively arranged with branch iron brace, to connect the pair of shifting sledge；Or
The pair of shifting sledge is respectively arranged at the both lateral sides of the pull component, and be configured to by connector with
The pull component is directly connected to fix.
The utility model also provides a kind of refrigerator, including defines the babinet of storage space, is set in the babinet
Pull component and according to aforementioned any one of them sliding rail and for the lazy-tongs of the sliding rail, wherein
The sliding rail rack is fixed on the box house；
The pull component is installed on the shifting sledge, and being configured to can controlled level immigration or the horizontal removal storing
Space.
The lazy-tongs for sliding rail of the utility model can be used for synchronous two in the push-in initial position adjustment of sliding rail
The position relationship of the corresponding rack of side gear, to make two side gears remain same heart shaped in the push-on process of sliding rail
State, it is ensured that the synchronous operation of two wood side-guides.
Further, the lazy-tongs of the utility model make after shifting sledge is pulled out from sliding rail rack, respectively with two
The gear and rack of person's connection do not engage, as a result, when shifting sledge is pushed into sliding rail rack again, side rack-and-pinion
Engagement or contact position can be adjusted with the position of other side rack-and-pinion, to make lazy-tongs realize engagement locating self-adjustable
It is whole.
Further, the support sleeve of the utility model can be embedded in without additional attachment and be fixed on fixed seat
On, and shifting sledge is fixed on by fixed seat, simplify the assembly of lazy-tongs.
According to the accompanying drawings to the detailed description of the utility model specific embodiment, those skilled in the art will be more
Add the above-mentioned and other purposes, advantages and features of clear the utility model.
Description of the drawings
Some specific realities of the utility model are described in detail by way of example rather than limitation with reference to the accompanying drawings hereinafter
Apply example.Identical reference numeral denotes same or similar component or part in attached drawing.It should be appreciated by those skilled in the art that
The drawings are not necessarily drawn to scale.In attached drawing：
Fig. 1 is the perspective schematic view of the sliding rail and lazy-tongs according to the utility model one embodiment；
Fig. 2 is the schematic partial enlarged view of sliding rail and lazy-tongs shown in Fig. 1；
Fig. 3 is the perspective schematic view according to a wood side-guide of the utility model one embodiment；
Fig. 4 is the perspective schematic view according to the rack of the utility model one embodiment；
Fig. 5 is the schematic, exploded according to the lazy-tongs of the utility model one embodiment；
Fig. 6 is the partial sectional schematic side view according to the lazy-tongs of the utility model one embodiment；
Fig. 7 is the partial sectional schematic side view according to the lazy-tongs of the utility model another embodiment；
Fig. 8 is the schematic side elevation of the fixed seat and support sleeve according to the utility model one embodiment；
Fig. 9 is the schematic cross sectional views of the cutting line A-A interceptions in Fig. 8；
Figure 10 is the schematic diagram according to the pull component of the utility model one embodiment；
Figure 11 is the partial schematic structure chart according to the refrigerator of the utility model one embodiment；
Figure 12 is the partial schematic structure chart according to the refrigerator of the utility model one embodiment in the other state.
Specific implementation mode
Fig. 1 is the perspective schematic view according to the lazy-tongs for sliding rail of the utility model one embodiment.Fig. 2 is
The schematic partial enlarged view of sliding rail and lazy-tongs shown in Fig. 1.Sliding rail may include disposed in parallel a pair of sliding in general manner
Rail holder 101 and a pair of of the shifting sledge 102 being set on a pair of of sliding rail rack 101.Lazy-tongs may include a pair of of gear
201, the connecting rod 203 and a pair of of rack 202 of a pair of of gear 201 are connected.Specifically, a pair of of gear 201 can rotationally be set respectively
It is placed in the opposite inside back of a pair of of shifting sledge 102.Connecting rod 203 can be configured to be across between sliding rail, and the two of connecting rod 203
End is connect with a pair of of gear 201 respectively, so that a pair of of gear 201 rotates synchronously.A pair of of rack 202 can be respectively arranged at a pair of of cunning
On rail holder 101, and it is configured to be meshed with a pair of of gear 201 respectively.The installation direction of a pair of of rack 202 can be configured to and move
Dynamic sliding rail 102 is consistent relative to the push-and-pull direction of sliding rail rack 101, and the length of rack 202 is opposite with the push-and-pull stroke of sliding rail
It answers.
It should be noted that " inside " that occurs above and " outside " that will appear is each meant relative position hereinafter.
Specifically, generally there is sliding rail the transverse center plane of symmetry, a pair of of sliding rail rack 101 and a pair of of shifting sledge 102 to be each configured to phase
Symmetrical to the central symmetry plane, the both sides of central symmetry plane are respectively provided with a sliding rail rack 101 and a shifting sledge 102.
As a result, in case of no particular description, the direction of lazy-tongs various components or close to the transverse center plane of symmetry one
Side is " inside ", deviates from or the side far from the transverse center plane of symmetry is " outside ".These terms are merely for convenience of
Describe and understand the technical solution of the utility model, not indicating or implying the indicated device or component must have specifically
Orientation, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.
Fig. 3 is the perspective schematic view according to a wood side-guide of the utility model one embodiment.Fig. 4 is according to this practicality
The perspective schematic view of the rack 202 of novel one embodiment.Particularly, a pair of of rack in the lazy-tongs of the utility model
202 are both provided with anodontia section 202a along the front end of pull-out direction, to be drawn forward with respect to sliding rail rack 101 in shifting sledge 102
When going out to extreme position, a pair of of gear 201 is made to be detached from a pair of of rack 202 in anodontia section 202a.It that is to say, pulling out limit shape
Under state, gear 201 can be moved relative to rack 202 along multiple directions, not limited by tooth form engagement.
In the prior art, when forceding back towards sliding rail rack 101 after shifting sledge 102 is drawn out again, since a pair is mobile
Lateral distance between sliding rail 102 is generally large, therefore is easy to the nonsynchronous phenomenon of two wood side-guides occur.In the prior art,
Understand by carrying out the synchronization of sliding rail to sliding rail increase by 201 rack 202 of meshed gears combination always, but in this case,
If not corresponding in the gear 201 and rack 202 of certain side and the position of engagement of the gear 201 of the other side and rack 202, can aggravate
The asynchrony phenomenon of sliding rail, or even keep sliding rail impaired.
The lazy-tongs of the utility model make after shifting sledge 102 is pulled out from sliding rail rack 101, connect respectively with the two
The gear 201 and rack 202 connect does not engage, the rack 202 not rotation of limiting gear 201 or moving direction.Work as movement as a result,
When sliding rail 102 is pushed into sliding rail rack 101 again, the engagement of 201 rack 202 of a side gear or contact position can be with other side teeth
The position for taking turns 201 racks 202 is adjusted.More precisely, the engagement of two side gears, 201 rack 202 or contact position can phases
It mutually influences to mutually adjust, to make lazy-tongs realize, engagement locating self-adjustable is whole.
Specifically, if making sliding rail generate inclination since thrust is uneven, keep the gear 201 on side shifting sledge 102 first
It is engaged with rack 202 in the gear 201 on other side shifting sledge 102, the rack 202 of the engagement side can be in gear 201
Rotation direction generates certain resistance and it is prevented to be rotated further when having deflection.At this point, due to another side gear 201 not with rack
202 engagements, thus will not by resistance, so as to be relatively easily rotated further until another side gear 201 also with rack
202 occur to engage and are located at same lateral position with meshed gears 201 is had occurred and that before this.Position after self-adjusting
Two gears 201 in same lateral position can be rotated synchronously extremely in the case where keeping meshing state by connecting rod 203
The rear end of rack 202, thereby guarantee that two wood side-guides sliding synchronism, avoid two wood side-guides push-in initial position (namely
It is the extreme position pulled out) the asynchronous and problem that can not correspond to of 201 rack of gear, 202 position of engagement that generates.
The lazy-tongs for sliding rail of the utility model can be used for synchronous two in the push-in initial position adjustment of sliding rail
The position relationship of 201 corresponding rack 202 of side gear, to make two side gears 201 be protected always in the push-on process of sliding rail
Hold concentric, it is ensured that the synchronous operation of two wood side-guides.
In some embodiments of the utility model, a pair of of rack 202 is both provided with no-teeth along the rear end of pull-out direction
Section 202a, when shifting sledge 102 is urged rearwardly into respect to sliding rail rack 101 to extreme position, to make a pair of of gear 201 anodontia
Section 202a is detached from a pair of of rack 202.It that is to say, anodontia section 202a is all had per the rear and front end of toothed rack 202.Rear end
Anodontia section 202a of the effect of anodontia section 202a similar to front end.
Specifically, in the lazy-tongs of the prior art, when guiding mobile pull door body (or drawer protecgulum using sliding rail
Etc. structures) due to sliding rail it is asynchronous and generate inclination when, shifting sledge 102 still can be in larger external force in some cases
Push lower slider to the rear end of sliding rail rack 101.But since pull door body is in heeling condition always, when side, door body is extensive
It is multiple to closed position when, other side door body can due to 201 rack 202 of gear side set and be turned off the conflict power of door body side without
Method completely closes.It that is to say that the side door body is bonded with babinet 1 and other side door body can have gap between babinet 1.
Different from the prior art, the anodontia section 202a of 202 rear end of lazy-tongs rack of the utility model allows tooth
Wheel 201 is moved freely or is rotated, and that is to say that the conflict power for being turned off door body side can almost promote to be not turned off door body without resistance
The gear 201 of side is moved to the correct position of engagement, thus adjusts two side gears 201 to positioned at same lateral position, protects
Demonstrate,proving both sides door body can normal switching-off.
In some embodiments of the utility model, anodontia section 202a can be configured to exist when the center of rotation of gear 201
When projection on rack 202 is located in the middle part of anodontia section 202a, gear 201 is allowed to be freely rotated.It that is to say, anodontia section 202a
With the space for allowing gear 201 to be freely rotated in situ, so that gear 201 is realized in a lateral direction by being freely rotated
Dislocation adjustment.
Fig. 5 is the schematic, exploded according to the lazy-tongs of the utility model one embodiment.Fig. 6 is according to this practicality
The partial sectional schematic side view of the lazy-tongs of novel one embodiment.Fig. 7 is according to another embodiment of the utility model
The partial sectional schematic side view of lazy-tongs.
In some embodiments of the utility model, lazy-tongs further include：A pair of of fixed seat 300 and a pair of of support sleeve
400.A pair of of fixed seat 300 can be individually fixed in the opposite inside back of a pair of of shifting sledge 102.A pair of of support sleeve 400 can
It is respectively arranged in a pair of of fixed seat 300, is arranged to that center axis is made to be respectively perpendicular to a pair of of fixed seat 300.Each support
Axle sleeve 400 can all have one towards the first end 401 of corresponding fixed seat 300 and away from the second of corresponding fixed seat 300
End 402.It that is to say, each gear 201 is rotatably installed on a support sleeve 400, and passes through the support sleeve 400
It is installed in a fixed seat 300, and is further advanced by the fixed seat 300 and is installed on a shifting sledge 102.
In some embodiments of the utility model, each fixed seat 300 offers receiving hole 301, receiving hole 301
At least partly edge is provided with occlusion part 301b, and is configured in the inside of fixed seat 300 from part edge to receiving hole 301
Internal stretch divides receiving hole 301 with occlusion part 301b.The first end 401 of each support sleeve 400 is removably connected in correspondence
Fixed seat 300 receiving hole 301 in, second end 402 is rotatably coupled with corresponding gear 201.
The gear 201 of the utility model is connect with shifting sledge 102 indirectly by support sleeve 400 and fixed seat 300,
So that each component can be separately fabricated, manufacturing process is simplified.Particularly, since the installation of 201 final step of gear can be by
Fixed seat 300 is realized by arbitrary general connector, enhances the flexibility of 201 installation site of gear, and keeps this practicality new
The lazy-tongs of type are suitable for a variety of different sliding rails.In addition, compared to the direct axle sleeve formed for installing gear 201, this
Utility model only needs requirement of the shifting sledge 102 connected with fixed seat 300 to its own material therefor intensity to drop significantly
It is low, so as to which manufacturing cost is greatly reduced, and make producer's range of choice with bigger when carrying out manufacture selection to sliding rail.
Fig. 8 is the schematic side elevation according to the fixed seat 300 and support sleeve 400 of the utility model one embodiment.
Fig. 9 is the schematic cross sectional views of the cutting line A-A interceptions in Fig. 8.
In some embodiments of the utility model, receiving hole 301 is configured to elongated square hole, square hole along pull-out direction
Front end hole wall and the part upper end hole wall being connect with front end hole wall and part lower end hole wall are configured to from 301 place plane of receiving hole
Extend to 300 inside of fixed seat, to form the stop wall 301a that three side sealing closes.Further, by part upper end hole wall and part
The extending end for the stop wall 301a that lower end hole wall extends to form bends extension in opposite directions, to form two in 300 inside of fixed seat
Opposite occlusion part 301b.
It that is to say, the support sleeve 400 of the utility model can be embedded in without additional attachment and be fixed on fixation
On seat 300, and shifting sledge 102 is fixed on by fixed seat 300, simplifies the assembly of lazy-tongs.
In some embodiments of the utility model, the outside of the first end 401 of support sleeve 400 be square it is ladder-like,
And there is the base plate 401a and interconnecting piece 401b on the inside of base plate 401a.First end 401 can be configured to work as base plate
When 401a is completely embedded at least partly receiving hole 301, make base plate 401a and interconnecting piece 401b respectively with any occlusion part 301b
It is contradicted along two mutually orthogonal direction fittings.That is to say, the first end 401 of support sleeve 400 after embedded receiving hole 301,
Its stair-stepping base plate 401a and interconnecting piece 401b portion 301b that can be blocked simultaneously limit shifting on two perpendicular directions
It is dynamic, base plate 401a to be lockked in receiving hole 301 completely.
Further, support sleeve 400 may be additionally configured to that its second end 402 is made close to the end face of first end 401 to have greatly
Size in the cross sections interconnecting piece 401b, so that the end face of the close first end 401 of base plate 401a and second end 402 point
It is not connected to the both sides of occlusion part 301b, while interconnecting piece 401b is also abutted with occlusion part 301b in another direction, further
The clamping intensity for enhancing support sleeve 400 and fixed seat 300, avoids base plate 401a along substantially vertical with fixed seat 300
Direction is detached from receiving hole 301.
In some embodiments of the utility model, the outer surface towards receiving hole 301 of occlusion part 301b can with it is solid
In the inner surface of reservation 300 is generally aligned in the same plane.It that is to say, occlusion part 301b can be configured to just be covered in receiving hole 301
Inner surface so that the base plate 401a of embedded receiving hole 301 forms one piece of smooth plate face with fixed seat 300, so that
The side of bottom plate is contacted against with fixed seat 300, enhances the bonding strength of support sleeve 400 and fixed seat 300, and makes two
The fixed installation of person is more compact.
In some embodiments of the utility model, square hole is formed with along the rear portion of pull-out direction and force-applied move and release
Stress reducible abutting portion 301c, abutting portion 301c are configured to from rear end hole wall forward and tilt to 300 inside of fixed seat prolong
Extend to the rear of stop wall 301a.The extending end of abutting portion 301c bends to 300 outside of fixed seat and continues to extend to fixation
The interface of seat 300 and shifting sledge 102, to be formed through the conflict end of receiving hole 301.
Further, abutting portion 301c is configured to the force-applied plane that 301 place of receiving hole is moved to towards fixed seat 300
It is interior, to allow base plate 401a to be inserted into receiving hole 301 from back to front, and after base plate 401a is completely embedded into receiving hole 301,
It can reset and conflict end is made to restore to positioned at the rear of stop wall 301a to avoid to prevent base plate 401a from being detached from receiving hole 301
Base plate 401a is detached from receiving hole 301 along with the substantially parallel direction of fixed seat 300.
In some embodiments of the utility model, the second end 402 of support sleeve 400 is externally formed with annular convex platform
403.The outside towards shifting sledge 102 of gear 201 is formed with annular cavity 201a, on the bottom of chamber 201b of annular cavity 201a
Multiple grab 201c are formed with, and are configured to rotationally be clamped with annular convex platform 403, with by being fixed in fixed seat 300
Support sleeve 400 be rotatably installed on shifting sledge 102.Specifically, multiple grab 201c are respectively positioned on and annular cavity
On a concentric 201a imaginary annulus.
The second end 402 of support sleeve 400, which is inserted into annular cavity 201a, makes annular convex platform 403 and grab thereon
201c is clamped, that is to say make second end 402 be integrally located at or it is at least most of be located inside annular cavity 201a, with to support
Interconnecting piece 401b of axle sleeve 400 and gear 201 is protected, and can shorten the distance between gear 201 and fixed seat 300,
Reduce torque suffered by support sleeve 400.Further, the annular convex platform 403 of 400 second end 402 of support sleeve can be configured to make
Its periphery side surface has certain angle of inclination.Specifically, make cross-sectional area of the annular convex platform 403 at the 201b of bottom of chamber small
In far from the cross-sectional area at the 201b of bottom of chamber, during being thus clamped, grab 201c can be along the peripheral side table of annular convex platform 403
Face is gradually bent outwardly, and is resetted after the completion of clamping, to avoid grab 201c from being detached from convex annular under the action of no external force
Platform 403.
Correspondingly, multiple grab 201c of gear 201 may also be configured to make the heads its grab 201c and annular convex platform 403
Contact surface has certain angle of inclination.Specifically, which can be arranged in parallel with the periphery side surface of annular convex platform 403,
It is to be mutually parallel in the two and the boundary line of the arbitrary cutting plane by center of rotation axis.Card is further decreased as a result,
Hook 201c is clamped to the resistance during annular convex platform 403.
In some embodiments of the utility model, the quantity of grab 201c is four, is configured to have and is evenly spaced apart
It is distributed on imaginary annulus.Grab 201c is configured to extend perpendicular to the outboard end no more than gear 201 with bottom of chamber 201b
The center in face, the ends grab 201c towards imaginary annulus is bent, with the boss face towards first end 401 with annular convex platform 403
Clamping, to axial movement of the limiting gear 201 relative to support sleeve 400.
In some embodiments of the utility model, the inside of support sleeve 400 is ladder-like in a ring, and is configured to make position
The second inner hole of shaft sleeve 4020 inside second end 402 is more than the first inner hole of shaft sleeve 4010 being located inside first end 401, with
The inside intersection of first end 401 and second end 402 forms internal boss 4030.
Further, it is formed with axle center tubing string 201d on the bottom of chamber 201b of gear 201, be configured to imaginary annulus concentrically
Be set to the inside of imaginary annulus, and there is the outer diameter equal with 4020 internal diameter of the second inner hole of shaft sleeve, with the support sleeve
400 are concentrically inserted inside second inner hole of shaft sleeve 4020, and the dimensional fits of the two can limit axle center tubing string 201d and be inserted into the
Moving radially after two inner hole of shaft sleeve 4020.
It that is to say, the cooperation and the second axis of the lazy-tongs of the utility model by annular convex platform 403 and grab 201c
Dual centralized positioning is realized in the configuration for covering endoporus 4020 and axle center tubing string 201d, is convenient for gear 201 and support sleeve 400 into luggage
Match, and since grab 201c has certain elasticity, position form is relatively flexible, can avoid the generation of orientation problem.
In some embodiments of the utility model, the second end 402 of support sleeve 400 has from the end of annular convex platform 403
Face deviates from the limiting section 404 that support sleeve 400 protrudes, and is configured to after axle center tubing string 201d is inserted into the second inner hole of shaft sleeve 4020,
Contradict the bottom of chamber 201b of annular cavity 201a, the axial movement with limiting gear 201 relative to support sleeve 400.Limiting section 404
It can be configured to part-toroidal.Specifically, it can be two sections of circular arc protrusions being oppositely arranged, and make it close to annular cavity 201a's
One side end face has smaller cross-sectional area, to reduce the resistance rotated with bottom of chamber 201b contacts area, reduction gear 201.
In some embodiments of the utility model, internal boss 4030 also can limiting gear 201 under specific circumstances
Axial movement.Specifically, tubing string 201d in axle center can be further configured to after being inserted into the second inner hole of shaft sleeve 4020 and first axle
It covers endoporus 4010 and keeps certain distance, that is to say and do not contact internal boss 4030.As a result, 201 normal rotation of gear the case where
Under, axle center tubing string 201d does not contact internal boss 4030, to reduce the resistance of the rotation of gear 201.When limiting section 404 and bottom of chamber
When 201b can not be contradicted effectively, axle center tubing string 201d can be resisted against internal boss 4030, avoid the play in an axial direction of gear 201.
In some embodiments of the utility model, outside (the substantially interconnecting piece of first end 401 of internal boss 4030
It can 401b) correspond roughly to the occlusion part 301b of fixed seat 300.It that is to say, the outside of internal boss 4030 can be just configured to
With recess, to be clamped with occlusion part 301b.
In some embodiments of the utility model, the inside for being moved away from sliding rail 102 of gear 201 is formed with connecting shaft
201f is covered, to allow connecting rod 203 to be inserted into and be connected to connecting bushing 201f.Further, two ends of connecting rod 203 configure
At with noncircular cross section.At least partly inside axis hole of connecting bushing 201f is configured to noncircular cross section, to avoid even
Bar 203 is rotated relative to connecting bushing 201f, thereby guarantees that the gear 201 positioned at 203 both sides of connecting rod synchronizes rotation always.
Referring to Fig. 5 to Fig. 7, in some embodiments of the utility model, lazy-tongs further include backstop snap ring 500.Only
Block card ring 500 can be configured to the annular with opening, to be connected to the outside of connecting bushing 201f.Backstop snap ring 500 can also have
There is gear-stopping bar 501.Correspondingly, through-hole 201g is offered on the axle sleeve wall of the connecting bushing 201f of at least one gear 201.Backstop
Bar 501 can be configured to the extension of the annular center of circle from snap ring inner peripheral surface towards backstop snap ring 500, and is clamped in backstop snap ring 500
Through-hole 201g is inserted into when connecting bushing 201f, with the axial movement of limiting rod 203.
In the present embodiment, the connecting bushing 201f of two gears 201 can have different length, that is to say connecting rod 203
It can be inserted into the connecting bushing 201f of a side gear 201 deeper, the bar being located in the connecting bushing 201f of another side gear 201
Body can be shorter.Further, through-hole 201g may be disposed at the side of longer connecting bushing 201f.
The backstop snap ring 500 and connecting bushing 201f of the utility model lazy-tongs can simplify connecting rod 203 and two gears
201 assembly, the especially distance between two gears 201 are fixed.Specifically, in assembling process,
Connecting rod 203 can first be inserted into longer connecting bushing 201f and to the side move, until connecting rod 203 the other end be moved to it is shorter
The inside of the opening of connecting bushing 201f.When the other end of connecting rod 203 is opposite with the shorter opening of connecting bushing 201f, connecting rod
203 can move to the other side, until being inserted into the end of shorter connecting bushing 201f, be contradicted completely with the side gear 201.
At this point, backstop snap ring 500 is connected on longer connecting bushing 201f, prevent connecting rod 203 to longer connecting bushing 201f
It continues to move to, realizes the axially position to connecting rod 203.
Further, it is different that multiple positions can be opened up in some embodiments of the utility model, on connecting bushing 201f
Through-hole 201g, to adapt to different fixed ranges between two gears 201.
The lazy-tongs of the utility model simplify the assembly of connecting rod 203 and connecting bushing 201f by backstop snap ring 500,
And it is applicable to the sliding rail with different spacing, enhance flexibility and the practicability of the lazy-tongs for sliding rail.
Figure 10 is the schematic diagram according to the pull component 10 of the utility model one embodiment.The utility model is also
A kind of pull component 10 is provided, sliding rail above-mentioned and the lazy-tongs for sliding rail are installed.In some realities of the utility model
It applies in example, the both lateral sides of pull component 10 are respectively arranged with branch iron brace, with connection a pair of shifting sledge 102.It is new in this practicality
In other embodiments of type, a pair of of shifting sledge 102 can be respectively arranged at the both lateral sides of pull component 10, and be configured to lead to
Connector is crossed to be directly connected to fix with pull component 10.
Figure 11 is the partial schematic structure according to the refrigerator of the utility model one embodiment.Figure 12 is according to this practicality
The partial schematic structure chart of the refrigerator of novel one embodiment in the other state.The utility model also provides a kind of refrigerator,
Babinet 1, pull component 10, sliding rail and aforementioned synchronization mechanism including defining storage space.Specifically, sliding rail rack 101 can
It is fixed on inside babinet 1.Pull component 10 is installed on shifting sledge 102, and being configured to can controlled level immigration or horizontal removal storage
Object space.
So far, although those skilled in the art will appreciate that the more of the utility model have been shown and described in detail herein
A exemplary embodiment still, still can be according to the utility model public affairs in the case where not departing from the spirit and scope of the utility model
The content opened directly determines or derives many other variations or modifications for meeting the utility model principle.Therefore, this practicality is new
The range of type is understood that and regards as to cover other all these variations or modifications.
Claims (10)
1. a kind of lazy-tongs for sliding rail, the sliding rail includes a pair of of sliding rail rack disposed in parallel and is set to described one
To a pair of of shifting sledge on sliding rail rack, the lazy-tongs include：
A pair of of gear is rotatablely arranged at the opposite inside back of the pair of shifting sledge respectively；
Connecting rod is across between the sliding rail, and its both ends is connect with the pair of gear respectively, so that the pair of gear is same
Step rotation；
A pair of of rack is respectively arranged on the pair of sliding rail rack, and is meshed respectively with the pair of gear；Wherein
The installation direction of the pair of rack is consistent relative to the push-and-pull direction of the sliding rail rack with the shifting sledge, and institute
The length for stating rack is corresponding with the push-and-pull stroke of the sliding rail；And
The pair of rack is both provided with anodontia section along the front end of pull-out direction, in the relatively described sliding rail of the shifting sledge
When holder is drawn out to forward extreme position, the pair of gear is made to be detached from the pair of rack in the anodontia section.
2. lazy-tongs according to claim 1, further include：
A pair of of fixed seat is individually fixed in the opposite inside back of the pair of shifting sledge；
A pair of of support sleeve is respectively arranged in the pair of fixed seat, is arranged to make center axis to be respectively perpendicular to described
A pair of of fixed seat；Wherein
Each support sleeve all has one towards the first end of the corresponding fixed seat and away from corresponding described solid
The second end of reservation；
Each fixed seat offers receiving hole, and at least partly edge of the receiving hole is provided with occlusion part, and configures
At in the inside of the fixed seat from the part edge to the internal stretch of the receiving hole, to be accommodated described in shield portions
Hole；And
The first end of each support sleeve is removably connected in the receiving hole of the corresponding fixed seat,
The second end is rotatably coupled with the corresponding gear.
3. according to the lazy-tongs described in claim 2, wherein
The receiving hole is configured to elongated square hole, the square hole along the pull-out direction front end hole wall and with the front aperture
The part upper end hole wall and part lower end hole wall of wall connection are configured on the inside of from plane where the receiving hole to the fixed seat
Extend, to form the stop wall that three side sealing closes；
The extending end of the stop wall extended to form by part upper end hole wall and part lower end hole wall is curved in opposite directions
Folding extends, to form two opposite occlusion parts on the inside of the fixed seat.
4. according to the lazy-tongs described in claim 3, wherein
The outside of the first end of the support sleeve be square it is ladder-like, and with base plate and in the base plate
The interconnecting piece of side；
The first end is configured to, when the base plate is completely embedded into at least partly receiving hole, make the base plate and
The interconnecting piece is bonded conflict with any occlusion part along two mutually orthogonal directions respectively.
5. according to the lazy-tongs described in claim 4, wherein
The square hole along the rear portion of the pull-out direction be formed with it is force-applied move and release the reducible abutting portion of stress, it is described
Abutting portion is configured to extend to the rear of the stop wall forward and to inclination on the inside of the fixed seat from rear end hole wall；
The extending end of the abutting portion is to bending on the outside of the fixed seat and continues to extend to the fixed seat and the movement
The interface of sliding rail, to be formed through the conflict end of the receiving hole；And
The abutting portion be configured to it is force-applied be moved to the receiving hole towards the fixed seat where plane in, to allow
It states base plate and is inserted into the receiving hole from back to front, and after the base plate is completely embedded into the receiving hole, can reset simultaneously
The conflict end is set to restore to positioned at the rear of the stop wall, to prevent the base plate from being detached from the receiving hole.
6. according to the lazy-tongs described in claim 5, wherein
The second end of the support sleeve is externally formed with annular convex platform；
It is formed with annular cavity on the outside of the direction shifting sledge of the gear, is formed on the bottom of chamber of the annular cavity
Multiple grabs, and be configured to rotationally be clamped with the annular convex platform, to pass through the branch being fixed in the fixed seat
Support axle sleeve is rotatably installed on the shifting sledge；And
Multiple grabs are respectively positioned on the imaginary annulus of one concentric with the annular cavity.
7. according to the lazy-tongs described in claim 6, wherein
The quantity of the grab is four, is configured to have and is evenly spaced apart to be distributed on the imaginary annulus；
The grab is configured to extend perpendicular to the end face outside no more than the gear, the grab end with the bottom of chamber
The center of portion towards the imaginary annulus is bent, to be clamped with the boss face of the direction of the annular convex platform first end, from
And limit axial movement of the gear relative to the support sleeve.
8. according to the lazy-tongs described in claim 7, wherein
The inside of the support sleeve is ladder-like in a ring, and is configured to make to be located at the second inner hole of shaft sleeve inside the second end
More than the first inner hole of shaft sleeve inside the first end, in the inside intersection shape of the first end and the second end
At internal boss.
9. a kind of pull component, be equipped with according to any sliding rail in claim 1 to 8 with for the synchronous of the sliding rail
Mechanism, wherein
The both lateral sides of the pull component are respectively arranged with branch iron brace, to connect the pair of shifting sledge；Or
The pair of shifting sledge is respectively arranged at the both lateral sides of the pull component, and be configured to by connector with it is described
Pull component is directly connected to fix.
10. a kind of refrigerator, including define the babinet of storage space, the pull component that is set in the babinet and according to right
It is required that any sliding rail and the lazy-tongs for the sliding rail in 1 to 8, wherein
The sliding rail rack is fixed on the box house；
The pull component is installed on the shifting sledge, and being configured to can controlled level immigration or the horizontal removal storing sky
Between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721883200.1U CN207936612U (en) | 2017-12-28 | 2017-12-28 | Lazy-tongs for sliding rail and the pull component with it and refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721883200.1U CN207936612U (en) | 2017-12-28 | 2017-12-28 | Lazy-tongs for sliding rail and the pull component with it and refrigerator |
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| Publication Number | Publication Date |
|---|---|
| CN207936612U true CN207936612U (en) | 2018-10-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721883200.1U Active CN207936612U (en) | 2017-12-28 | 2017-12-28 | Lazy-tongs for sliding rail and the pull component with it and refrigerator |
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| Country | Link |
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| CN (1) | CN207936612U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108106318A (en) * | 2017-12-28 | 2018-06-01 | 青岛海尔股份有限公司 | For the lazy-tongs of slide and with its pull component and refrigerator |
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2017
- 2017-12-28 CN CN201721883200.1U patent/CN207936612U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108106318A (en) * | 2017-12-28 | 2018-06-01 | 青岛海尔股份有限公司 | For the lazy-tongs of slide and with its pull component and refrigerator |
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